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baixingwenzheng-pc/dist/assets/live_info.5b582beb.js
榆钱落尽槿花稀 a3259f9126 1
2024-08-05 18:00:52 +08:00

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import{_ as _sfc_main$1,F as Footer}from"./Footer.f740febe.js";import{o as broadcastInfo}from"./index.e55b68a5.js";import{d as defineComponent,q as useRouter,l as useMessage,m as ref,s as onMounted,o as openBlock,t as createElementBlock,b as createVNode,g as createBaseVNode,A as toDisplayString,F as Fragment$1}from"./vendor.cf21d8e3.js";/* empty css */var muiPlayer_min={exports:{}};
/*!
* Mui Player Javascript Library v1.8.1 @Professional edition
* Date：2023-01-28
* Released under GPL-3.0 license
* https://muiplayer.js.org/
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$method.assginConfig(),e.querySelector("#progress-play")&&(e.querySelector("#progress-play").style.background=$habit.themeColor),e.querySelector("#mplayer-loading")&&(e.querySelector("#mplayer-loading").style.color=$habit.themeColor),e.querySelector("#mini-play")&&(e.querySelector("#mini-play").style.background=$habit.themeColor),e.querySelector("#live-mode")&&(e.querySelector("#live-mode .spot").style.background=$habit.themeColor),e},initConfigCustom:function(e){for(var t=option.custom||{},r=t.headControls||[],i=0;i<r.length&&!(5<=i);i++)r[i]instanceof Object&&r[i].slot&&(n=r[i].slot,(a=$el.mPlayer.querySelector("[slot="+n+"]"))&&(o="TEMPLATE"==a.tagName?a.content.cloneNode(!0):$method.createRangeIsDocFragment(a.innerHTML),(l=document.createElement("button")).setAttribute("class","player-btn header-control"),l.setAttribute("slot",n),l.setAttribute("control",""),r[i].click instanceof Function&&l.classList.add("keyboard-input"),r[i].style&&r[i].style instanceof Object&&$method.setElementStyle(l,r[i].style),l.appendChild(o),e.querySelector("#buttom-group").insertBefore(l,e.querySelector("#buttom-group .header-control")),a.style.display="none"));var s=t.footerControls||[];for(i=0;i<s.length&&!(5<=i);i++)s[i]instanceof Object&&s[i].slot&&(n=s[i].slot,(a=$el.mPlayer.querySelector("[slot="+n+"]"))&&(o="TEMPLATE"==a.tagName?a.content.cloneNode(!0):$method.createRangeIsDocFragment(a.innerHTML),(l=document.createElement("button")).setAttribute("class","player-btn footer-control"),l.setAttribute("slot",n),l.setAttribute("control",""),s[i].tooltip&&l.setAttribute("tooltip",s[i].tooltip),s[i].click instanceof Function&&l.classList.add("keyboard-input"),s[i].style&&s[i].style instanceof Object&&$method.setElementStyle(l,s[i].style),l.appendChild(o),"left"==s[i].position?e.querySelector("#mplayer-footer #left-part").appendChild(l):e.querySelector("#mplayer-footer #right-part").insertBefore(l,e.querySelector("#mplayer-footer #right-part").childNodes[0]),a.style.display="none"));var n,a,o,l,d,c=t.rightSidebar||[];for(i=0;i<c.length&&!(5<=i);i++)c[i]instanceof Object&&c[i].slot&&(n=c[i].slot,(a=$el.mPlayer.querySelector("[slot="+n+"]"))&&(o="TEMPLATE"==a.tagName?a.content.cloneNode(!0):$method.createRangeIsDocFragment(a.innerHTML),(l=document.createElement("div")).appendChild(o),l.setAttribute("slot",n),l.setAttribute("class","mplayer-sidebar"),d=c[i].width||"",$CONSTANT.unitLengthReg.test(d)&&(l.style.width=isNaN(Number(d))?d:d+"px"),e.appendChild(l),a.style.display="none"));return e},initConfigControl:function(e){!1!==option.showMiniProgress&&!0!==option.live||$method.removeNode(e,"#mini-progress"),!0===option.live?(e.querySelector("#live-mode .mode-text").innerText=$method.getLangObject().live,$method.removeNode(e,"#progress-container")):$method.removeNode(e,"#live-mode"),!1===option.pageHead&&(e.querySelector("#mplayer-header").style.opacity=0);var t=option.subtitle||{},r=t.tracks,i=t.styles;if("[object Array]"===Object.prototype.toString.call(r)&&0<r.length){for(var s=document.createDocumentFragment(),n=0;n<r.length;n++){var a,o=r[n];"object"==_typeof(o)&&/.\.vtt$/.test(o.src)&&((a=document.createElement("track")).setAttribute("src",o.src),a.setAttribute("kind",o.kind||"subtitles"),a.setAttribute("label",o.label||"字幕"+(n+1)),o.srclang&&a.setAttribute("srclang",o.srclang),!0===o.default&&a.setAttribute("default",!0),s.appendChild(a))}e.querySelector("video").appendChild(s)}if("[object Object]"==Object.prototype.toString.call(i)&&0<Object.keys(i).length){var l=document.createElement("style");l.setAttribute("id","pseudo-classes-cue"),l.setAttribute("type","text/css");for(var d="",c=0,h=Object.keys(i);c<h.length;c++){var u=h[c];d+=$method.parseCamel(u)+":"+i[u]+"!important;"}t=document.createTextNode(".m-player video::cue {"+d+"}"),l.appendChild(t),document.getElementsByTagName("head").item(0).appendChild(l)}return e},initConifgAttribute:function(e,t){var r=(a=$el.mPlayer.getBoundingClientRect()).width,i=a.height;$el.mPlayer.classList.add("m-player"),$el.mPlayer.setAttribute("tabindex","0");var s,n,a=option.width||"auto";function o(t,r){var i=e.querySelector("video");if("src"==t){var s=option.parse||{},n=s.type,a=s.loader,o=s.config||{};if(s.customKernel&&s.customKernel instanceof Function)return console.info("custom kernel..."),s.customKernel(i,r),0;if(i.setAttribute(t,r),"hls"==n){if("function"!=typeof a)return;1==a.isSupported()?$method.hlsDecodeAction(i,r,{loader:a,config:o}):console.error("browser does not support hls js. to check whether your browser is supporting MediaSource Extensions.")}"flv"==n&&"object"==_typeof(a)&&(1==a.isSupported()?$method.flvDecodeAction(i,r,{loader:a,config:o}):console.error("browser does not support flv js. to check whether your browser is supporting MediaSource Extensions."))}else i.setAttribute(t,r)}!$CONSTANT.unitLengthReg.test(a)&&!0!==t||$data.isFullScreen||(s=isNaN(Number(a))?a:a+"px",$el.mPlayer.style.width=!0===t?r+"px":s,!0===t&&setTimeout((function(){$el.mPlayer.style.width=s}),800)),r=option.height||"225px",!$CONSTANT.unitLengthReg.test(r)&&!0!==t||$data.isFullScreen||(n=isNaN(Number(r))?r:r+"px",$el.mPlayer.style.height=!0===t?i+"px":n,!0===t&&!1===option.autoFit&&setTimeout((function(){$el.mPlayer.style.height=n}),800)),0<=option.volume&&option.volume<=1&&(e.querySelector("video").volume=option.volume),!0===option.muted&&(e.querySelector("video").muted=!0),option.src&&o("src",option.src),!0===option.autoplay&&o("autoplay","autoplay"),1==option.autoplay||option.preload&&o("preload",option.preload),option.loop&&o("loop","loop");var l=option.videoAttribute||[];if(0<l.length)for(var d=0;d<l.length;d++)o(l[d].attrKey,l[d].attrValue);return option.poster?((t=document.createElement("img")).setAttribute("src",option.poster),t.setAttribute("style","width: 100%;height: 100%;object-fit: cover;"),e.querySelector("#mplayer-poster").appendChild(t)):$method.removeNode(e,"#mplayer-poster"),option.title&&(e.querySelector("#title-name").innerHTML=option.title),!0===option.initFullFixed&&$el.mPlayer.classList.add("page-fullscreen"),"square"==option.dragSpotShape&&(e.querySelector("#progress-ball .progress-ball").style.borderRadius="3px",e.querySelector("#progress-ball .progress-ball").style.width="9px",e.querySelector("#progress-ball .progress-ball").style.height="14px"),"cover"==option.objectFit&&e.querySelector("video").classList.add("covered"),e.querySelector("#mplayer-footer #full-switch").setAttribute("tooltip",$method.getLangObject().fullScreen),e.querySelector("#mplayer-error .errop-tip").innerText=$method.getLangObject().errorTip,e.querySelector("#progress-begin").innerText=$method.getLangObject().begin,e.querySelector("#progress-long").innerText=$method.getLangObject().end,e},hlsDecodeAction:function(e,t,r){console.info("hls create...");var i=Object.assign({autoStartLoad:!0===option.autoplay||"none"!=option.preload},r.config);(hls=new r.loader(i)).attachMedia(e),hls.on(r.loader.Events.MEDIA_ATTACHED,(function(){hls.loadSource(t)})),hls.on(r.loader.Events.ERROR,$method.onError)},flvDecodeAction:function(e,t,r){console.info("flv create..."),t=Object.assign({type:"flv",url:t},r.config),(flv=r.loader.createPlayer(t)).attachMediaElement(e),!0!==option.autoplay&&"none"==option.preload||flv.load(),flv.on(r.loader.Events.ERROR,$method.onError)},hasNotchInScreen:function(){return!!window.plus&&plus.navigator.hasNotchInScreen()},applicationFullHandle:function(e){window.plus&&(this._landscape_lock=function(){plus.navigator.setFullscreen(!0),plus.screen.lockOrientation("landscape"),setTimeout((function(){plus.navigator.hideSystemNavigation()}),200),setTimeout((function(){var e=plus.navigator.getStatusbarHeight();e=$method.hasNotchInScreen()?e+10:10,$el.mplayerHeader.style.paddingLeft=e+"px",$el.mplayerHeader.style.paddingRight=e+"px",$el.mplayerFooter.style.paddingLeft=e+"px",$el.mplayerFooter.style.paddingRight=e+"px",$el.progressContainer.style.left=e+"px",$el.progressContainer.style.right=e+"px"}),100)},this._portrait_lock=function(){plus.navigator.setFullscreen(!1),plus.screen.lockOrientation("portrait"),setTimeout((function(){$el.mplayerHeader.style.paddingLeft="10px",$el.mplayerHeader.style.paddingRight="10px",$el.mplayerFooter.style.paddingLeft="10px",$el.mplayerFooter.style.paddingRight="10px"}),100)})},setTooltipText:function(e,t){e.setAttribute&&e.setAttribute("tooltip",t),$el.mplayerFooter.querySelector(".mp-tooltip").innerText=t},fullToggle:function(e){(e=e||{type:""}).stopPropagation&&e.stopPropagation(),_this._global_.generate_fullscreen_listener||(_this._global_.generate_fullscreen_listener=!0,$el.mPlayer.requestFullscreen?document.addEventListener("fullscreenchange",(function(){document.fullscreenElement?$method.fullScreenChangeAction("Y"):$method.fullScreenChangeAction("N")})):$el.mPlayer.webkitRequestFullscreen?document.addEventListener("webkitfullscreenchange",(function(){document.webkitFullscreenElement?$method.fullScreenChangeAction("Y"):$method.fullScreenChangeAction("N")})):$el.mPlayer.mozRequestFullScreen?document.addEventListener("mozfullscreenchange",(function(){document.mozFullScreenElement?$method.fullScreenChangeAction("Y"):$method.fullScreenChangeAction("N")})):$el.mPlayer.msRequestFullscreen&&document.addEventListener("msfullscreenchange",(function(){document.msFullscreenElement?$method.fullScreenChangeAction("Y"):$method.fullScreenChangeAction("N")}))),$data.isFullScreen?$method.closeFullScreen():$method.openFullScreen()},fullScreenChangeAction:function(e){"Y"==e?($data.isFullScreen=!0,$el.fullSwitch.querySelector("._full").style.display="none",$el.fullSwitch.querySelector("._unfull").style.display="block",$method.setTooltipText($el.fullSwitch,$method.getLangObject().exitFullScreen)):"N"==e&&($data.isFullScreen=!1,$el.fullSwitch.querySelector("._full").style.display="block",$el.fullSwitch.querySelector("._unfull").style.display="none",$method.setTooltipText($el.fullSwitch,$method.getLangObject().fullScreen),$el.mPlayer.classList.contains("browser-fullscreen")&&$method.closeFullScreen("completed")),window.plus&&($data.isPlay?plus.device.setWakelock(!0):plus.device.setWakelock(!1))},closeFullScreen:function(e){function t(){$data.isFullScreen=!1,$method.createTimerCloseControl(),$el.mPlayer.classList.remove("browser-fullscreen"),"completed"!=e&&(document.exitFullscreen?document.exitFullscreen():document.webkitExitFullscreen?document.webkitExitFullscreen():document.mozCancelFullScreen?document.mozCancelFullScreen():document.msExitFullscreen&&document.msExitFullscreen())}0!=option.autoOrientaion&&window.plus&&"ios"!=$method.returnSys()?((new $method.applicationFullHandle)._portrait_lock(),setTimeout((function(){t(),!1===option.pageHead&&($el.mplayerHeader.style.opacity=0)}),100)):(t(),!1===option.pageHead&&($el.mplayerHeader.style.opacity=0))},openFullScreen:function(){var e;"ios"!=$method.returnSys()?(e=function(){$el.mPlayer.requestFullscreen?$el.mPlayer.requestFullscreen():$el.mPlayer.webkitRequestFullscreen?$el.mPlayer.webkitRequestFullscreen():$el.mPlayer.mozRequestFullScreen?$el.mPlayer.mozRequestFullScreen():$el.mPlayer.msRequestFullscreen&&$el.mPlayer.msRequestFullscreen(),$data.isFullScreen=!0,$method.createTimerCloseControl(),$el.mPlayer.classList.add("browser-fullscreen")},0!=option.autoOrientaion&&window.plus?((new $method.applicationFullHandle)._landscape_lock(),setTimeout((function(){e(),!1===option.pageHead&&($el.mplayerHeader.style.opacity=1)}),100)):(e(),!1===option.pageHead&&($el.mplayerHeader.style.opacity=1))):$el.videoObject.webkitEnterFullscreen()},onPlayTap:function(e){(e=e||{type:""}).stopPropagation&&e.stopPropagation();var t=$el.playSwitch.querySelector("._play").style.display;if($el.playSwitch.querySelector("._pause").style.display,$data.isPlay||"none"==t)$el.videoObject.pause();else if(!$data.isPlay){if(!option.src)return void $method.showToast($method.getLangObject().srcNull);!hls&&!flv||$data.mediaStatus?($data.mediaPlayDirectives=0,$el.videoObject.play()):($data.mediaPlayDirectives=1,hls&&hls.startLoad(),flv&&flv.load()),_this._global_.mp_timeout_4||(_this._global_.mp_timeout_4=setTimeout((function(){_this._global_.mp_timeout_4=null,$data.isPlay||$method.showLoading()}),500))}$method.createTimerCloseControl(e)},onContrainerTap:function(e){var t;(e=e||{}).stopPropagation&&e.stopPropagation(),$data.isTouchMove||(t=function(t){_this._global_.triggerDblclickEvent||(mobilePlugin?new mobilePlugin.interface(e)._onAgentMpTap("dbclick"):webpagePlugin?new webpagePlugin.interface(e)._onAgentMpTap("dbclick"):$method.onPlayTap({type:"dblscreen"}),_this._global_.triggerDblclickEvent=!0,setTimeout((function(){_this._global_.triggerDblclickEvent=!1}),310))},_this._global_.clickCount=_this._global_.clickCount||0,_this._global_.clickCount++,2==_this._global_.clickCount?(t(),_this._global_.clickCount=0):(_this._global_.mp_timeout_2&&clearTimeout(_this._global_.mp_timeout_2),_this._global_.mp_timeout_2=setTimeout((function(){1==_this._global_.clickCount&&(_this._global_.triggerDblclickEvent||(mobilePlugin?new mobilePlugin.interface(e)._onAgentMpTap("click"):webpagePlugin?new webpagePlugin.interface(e)._onAgentMpTap("click"):$method.toggleControlsDisplay(e))),_this._global_.clickCount=0}),300)),"dblclick"==e.type&&(t(),_this._global_.clickCount=0))},changeLogoAxis:function(){var e,t,r=$el.mPlayer.querySelector("#mplayer-media-wrapper").querySelector("#mp-logot-box");r&&(t=(e=$method.mediaWindowSize()).videoWidth,e=e.videoHeight,r.style.height=e+"px",r.style.width=t+"px",t/=window.screen.availHeight,r.querySelector(".mp-logot").style.transform="scale("+t+")")},mediaWindowSize:function(){var e=$el.videoObject,t=$el.mPlayer.getBoundingClientRect(),r=t.width,i=t.height,s=e.videoHeight/e.videoWidth,n=i/r,a={videoWidth:0,videoHeight:0};return!(e=$el.mPlayer.classList).contains("browser-fullscreen")&&!e.contains("page-fullscreen")&&0!=option.autoFit||n.toFixed(2)>s.toFixed(2)?(a.videoWidth=r.toFixed(),a.videoHeight=(r*s).toFixed()):(n.toFixed(2)<s.toFixed(2)?a.videoWidth=(i/s).toFixed():a.videoWidth=r.toFixed(),a.videoHeight=i.toFixed()),a},changeVideoSize:function(e){e=e||{},$method.changeLogoAxis();var t=$el.videoObject;e=(option.subtitle||{}).tracks,"[object Array]"===Object.prototype.toString.call(e)&&0<e.length&&t.videoHeight&&t.videoWidth&&"window"==$method.returnSys()&&(e=$method.mediaWindowSize(),t.style.height=e.videoHeight+"px",t.style.width=e.videoWidth+"px")},onPause:function(e){$data.isPlay=!1,setTimeout((function(){$method.hideLoading()}),500),$el.playSwitch.querySelector("._play").style.display="block",$el.playSwitch.querySelector("._pause").style.display="none",window.plus&&plus.device.setWakelock(!1)},onPlay:function(e){setTimeout((function(){$method.computeLoadingStatus((function(e){e||$data.playError||$method.showLoading()}))}),500)},onPlaying:function(){$method.computeLoadingStatus((function(e){e&&($method.hideLoading(),$method.hideCover(),option.live||$method.onTimeupdate())})),$method.removeOriginControls(),window.plus&&plus.device.setWakelock(!0),$data.isPlay=!0,1<$data.duration&&1!=$el.videoObject.style.opacity&&setTimeout((function(){$el.videoObject.style.opacity=1}),500),$el.playSwitch.querySelector("._play").style.display="none",$el.playSwitch.querySelector("._pause").style.display="block","none"!=$el.mplayerError.style.display&&($el.mplayerError.style.display="none"),option.poster&&"none"!=$el.mplayerPoster.style.display&&($el.mplayerPoster.style.display="none"),0!=option.autoFit&&1<$data.duration&&"auto"!=$el.mPlayer.style.height&&!$data.isFullScreen&&!$el.mPlayer.hasAttribute("miniplayer")&&($el.mPlayer.style.height="auto")},computeLoadingStatus:function(e){var t=0;!function r(){var i=$el.videoObject.duration||0,s=$el.videoObject.currentTime||0;1<i||0<s?e(!0):1e3<=t?e(!1):setTimeout((function(){t+=200,r()}),200)}()},onBack:function(e){e.stopPropagation(),$data.isFullScreen?$method.fullToggle():_this.emit("back"),$method.createTimerCloseControl()},onCanplaythrough:function(e){$method.hideCover(),$method.hideLoading()},onDurationChange:function(e){var t,r;$el.videoObject.duration,1<(r=$el.videoObject.duration)&&($data.mediaStatus=!0,$data.duration=r,_this.emit("duration-change",{duration:r}),1!=$data.mediaPlayDirectives||_this._global_.first_authplay||(_this._global_.first_authplay=!0,$el.videoObject.play(),$method.hideLoading()),r!=1/0&&(t=$method.formatCurrentTime($data.duration),$el.progressLong.innerHTML=t,$el.progressBegin.innerHTML=3600<=r?"00:00:00":"00:00"),1!=$el.videoObject.style.opacity&&setTimeout((function(){$el.videoObject.style.opacity=1}),500),0==option.autoFit||"auto"==$el.mPlayer.style.height||$el.mPlayer.hasAttribute("miniplayer")||($el.mPlayer.style.height="auto"),$method.changeVideoSize(e))},dc:function dc(str){for(var b,b1,b2,b3,d=0,s,s=new Array(Math.floor(str.length/3)),b=s.length,i=0;i<b;i++)b1=$CONSTANT.encodeKey.indexOf(str.charAt(d)),d++,b2=$CONSTANT.encodeKey.indexOf(str.charAt(d)),d++,b3=$CONSTANT.encodeKey.indexOf(str.charAt(d)),d++,s[i]=36*b1*36+36*b2+b3;return b=eval("String.fromCharCode("+s.join(",")+")"),b},formatCurrentTime:function(e){var t=parseInt(e/3600),r=(t=3600<=$data.duration||0<t?"0"+t.toString()+":":"",0<=(r=parseInt(e%3600/60))&&1==r.toString().length?"0"+r.toString()+":":r+":");return e=0<=(e=parseInt(e%60))&&1==e.toString().length?"0"+e.toString():e,t.toString()+r.toString()+e.toString()},updateProgressBar:function(e){$data.percentage=e,$el.progressBall.style.left=$data.percentage+"%",$el.progressPlay.style.width=$data.percentage+"%",$method.computePlayTime($data.percentage,$data.duration,(function(e){$el.progressBegin.innerHTML=e})),_this.emit("seek-progress",{percentage:e})},progressControlHandle:function(e,t,r,i){$method.computeProgress(e,t,(function(e){100<=(e=Number.parseFloat($data._defaultPlayProgressPro||0)+e*(r||1))?e=100:e<=0&&(e=0),$method.updateProgressBar(e),i&&i()}))},computeProgress:function(e,t,r){r(e/t.getBoundingClientRect().width*100)},computePlayTime:function(e,t,r){100<=e?e=100:e<=0&&(e=0),$data.currentTime=e/100*t,r($method.formatCurrentTime($data.currentTime))},onTimeupdate:function(e){var t,r;$data.duration<=1||$data.duration==1/0||(t=$el.videoObject.currentTime||0)<.1||(r=t/$data.duration*100,$el.miniPlay.style.width=(r=100<=r?100:r)+"%",$data.ball_move_status||function(){$el.progressBall.style.left=r+"%",$el.progressPlay.style.width=r+"%";var e=$method.formatCurrentTime(t);$el.progressBegin.innerHTML!=e&&($el.progressBegin.innerHTML=e)}(),option.live||(_this._global_.playingState=!1,_this._global_.mp_timeout_5&&clearTimeout(_this._global_.mp_timeout_5),_this._global_.mp_timeout_5=setTimeout((function(){!_this._global_.playingState&&$data.isPlay&&$method.showLoading()}),700),$data.isPlay&&(_this._global_.beginTimeDot?(_this._global_.endTimeDot=new Date,_this._global_.endTimeDot.getTime()-_this._global_.beginTimeDot.getTime()<=700&&(_this._global_.playingState=!0,$method.hideLoading(),clearTimeout(_this._global_.mp_timeout_5)),_this._global_.nextTimeUpdateState=!1,_this._global_.mp_timeout_6&&clearTimeout(_this._global_.mp_timeout_6),_this._global_.mp_timeout_6=setTimeout((function(){!_this._global_.nextTimeUpdateState&&$data.isPlay&&$method.showLoading()}),700),_this._global_.beginTimeDot=null):(_this._global_.beginTimeDot=new Date,_this._global_.nextTimeUpdateState=!0))),$data.mediaStatus||$method.onDurationChange(e))},progressBarSeeking:function(e){if((e=e||{}).stopPropagation&&e.stopPropagation(),e.preventDefault&&e.preventDefault(),$data.mediaStatus&&$data.duration!=1/0&&"NaN"!=$data.duration){var t=function(){$data.ball_move_status=!0,$method.createTimerCloseControl({type:"cancel"}),$data.startX=("touchstart"==e.type?e.touches[0]:e).clientX,$data._defaultPlayProgressPro=0;var t=$el.touchEffective.getClientRects()[0];t=$data.startX-t.left,$method.progressControlHandle(t,$el.touchEffective),$data._defaultPlayProgressPro=$el.progressPlay.style.width.substr(0,$el.progressPlay.style.width.length-1)||0,"touchstart"==e.type?($el.touchEffective.addEventListener("touchmove",$method.progressBarSeeking),$el.touchEffective.addEventListener("touchend",$method.progressBarSeeking),$el.touchEffective.addEventListener("touchcancel",$method.progressBarSeeking)):(document.addEventListener("mousemove",$method.progressBarSeeking),document.addEventListener("mouseup",$method.progressBarSeeking))},r=function(){$data.moveX=("touchmove"==e.type?e.touches[0]:e).clientX,$data.isTouchMove||($data.isTouchMove=!0,$el.progressBall.querySelector(".progress-ball").style.boxShadow="0 0 20px 3px "+$habit.themeColor,mobilePlugin&&(new mobilePlugin.interface)._onAgentEventAction("touchmove-footerbar")),$data.startX||($data.startX=$data.moveX);var t=$data.moveX-$data.startX;$method.progressControlHandle(t,$el.touchEffective)},i=function(){"touchend"==e.type?($el.touchEffective.removeEventListener("touchmove",$method.progressBarSeeking),$el.touchEffective.removeEventListener("touchend",$method.progressBarSeeking),$el.touchEffective.removeEventListener("touchcancel",$method.progressBarSeeking)):(document.removeEventListener("mousemove",$method.progressBarSeeking),document.removeEventListener("mouseup",$method.progressBarSeeking)),$data.isTouchMove&&($el.progressBall.querySelector(".progress-ball").style.boxShadow="0 1px 10px #cccccc",mobilePlugin&&(new mobilePlugin.interface)._onAgentEventAction("touchend-footerbar")),$el.videoObject.currentTime=$data.currentTime,$data.ball_move_status=!1,$method.resetTouchVariable(),$method.createTimerCloseControl()};switch(e.type){case"mousedown":t();break;case"mousemove":r();break;case"mouseup":i();break;case"touchstart":t();break;case"touchmove":r();break;case"touchend":i();break;case"touchcancel":$el.touchEffective.removeEventListener("touchmove",$method.progressBarSeeking),$el.touchEffective.removeEventListener("touchend",$method.progressBarSeeking),$el.touchEffective.removeEventListener("touchcancel",$method.progressBarSeeking),$data.ball_move_status=!1,$method.resetTouchVariable(),$method.createTimerCloseControl(),mobilePlugin&&(new mobilePlugin.interface)._onAgentEventAction("touchend-footerbar");break;default:e.type}}},resetTouchVariable:function(){$data.startX=null,$data.startY=null,$data.moveX=null,$data.moveY=null,setTimeout((function(){$data.isTouchMove=!1}),50)},createTimerCloseControl:function(e){var t;e=e||{},0!=$data.isControlsTimer&&("cancel"!=e.type?(t=function(){_this._global_.mp_timeout_3=setTimeout((function(){$method.toggleControlsDisplay({type:e.type||"timer"})}),option.closeControlsTimer||3500)},_this._global_.mp_timeout_3&&clearTimeout(_this._global_.mp_timeout_3),t()):_this._global_.mp_timeout_3&&clearTimeout(_this._global_.mp_timeout_3))},closeMpSidebar:function(){for(var e=!1,t=$el.mPlayer.querySelectorAll(".mplayer-sidebar"),r=0;r<t.length;r++)t[r].classList.contains("open")&&(t[r].classList.remove("open"),e=!($data.isShowRightSidebar=!1),"object"==_typeof(_this._global_.webpagePlugin)&&"removeEventListener"==_this._global_.webpagePlugin.eventStatus&&(new webpagePlugin.interface)._addEvent());return e},toggleControlsDisplay:function(e){if((e=e||{type:""}).stopPropagation&&e.stopPropagation(),!(n=$method.closeMpSidebar())&&"DOMContentLoaded"!=e.type&&"resize"!=e.type&&"orientationchange"!=e.type){var t=["webkitTransform","transform","msTransform"],r=function(){$el.mplayerHeader.classList.toggle("show",!0)},i=function(){$el.mplayerHeader.classList.toggle("show",!1);for(var e=$el.mplayerHeader.getBoundingClientRect().height,r=0;r<t.length;r++)$el.mplayerHeader.style[t[r]]="translateY("+-e+"px)"},s=function(){$el.mplayerFooter.classList.toggle("show",!0),$el.miniProgress.style.opacity=0},n=function(){$el.mplayerFooter.classList.toggle("show",!1);for(var e=$el.mplayerFooter.getBoundingClientRect().height,r=$el.progressContainer.classList.contains("upper-position")?Number.parseInt($el.progressContainer.getBoundingClientRect().height/2)+1:0,i=0;i<t.length;i++)$el.mplayerFooter.style[t[i]]="translateY("+(e+r)+"px)";$el.miniProgress.style.opacity=1};return"showControls"==e.type?(s(),r(),$data.showScreenControls=!0,$method.createTimerCloseControl(),void _this.emit("controls-toggle",{show:!0})):"hideControls"==e.type?(n(),i(),$data.showScreenControls=!1,$method.createTimerCloseControl({type:"cancel"}),void _this.emit("controls-toggle",{show:!1})):void(("timer"!=e.type&&"dblscreen"!=e.type||0!=$data.showScreenControls)&&($data.showScreenControls?(n(),i(),$data.showScreenControls=!1,_this.emit("controls-toggle",{show:!1})):(s(),r(),$data.showScreenControls=!0,$method.createTimerCloseControl(),_this.emit("controls-toggle",{show:!0}),window.plus&&$data.isFullScreen&&plus.navigator.hideSystemNavigation())))}},onWaiting:function(){$data.isPlay=!1,_this._global_.mp_timeout_1||(_this._global_.mp_timeout_1=setTimeout((function(){$data.isPlay||$method.showLoading(),_this._global_.mp_timeout_1=null}),500))},onError:function(e){console.error(e);var t=arguments;$data.isDestroy&&1<=$data.playError||setTimeout((function(){(0===($el.videoObject.readyState||0)||$el.videoObject.duration<=1)&&($data.playError++,hls&&hls.media&&(hls.destroy(),hls=""),flv&&(flv.destroy(),flv=""),$el.mplayerError.style.display="block",$el.videoObject.style.opacity=0,$method.showCover(),$method.hideLoading(),$method.toggleControlsDisplay({type:"hideControls"}),$method.toggleEventListenerGlobal("remove"),$method.toggleEventListenerCustom("remove"),$el.mplayerError.addEventListener("click",(function(e){e.stopPropagation(),$method.reloadUrl()}),{once:!0}),_this.emit("error",_toConsumableArray(t)))}),3e3)},reloadUrl:function(e){$method.destroy(),$method.createTimerCloseControl({type:"cancel"}),e&&(option.src=e),$data.isFullScreen&&setTimeout((function(){$method.openFullScreen(),$method.fullScreenChangeAction("Y")}),50),$method.initCreateMplayer(!0)},destroy:function(){var e,t,r,i;$el.mPlayer.querySelector("#mplayer-media-wrapper video")&&($data.isDestroy=!0,$method.toggleEventListenerGlobal("remove"),$method.toggleEventListenerCustom("remove"),$el.mPlayer.classList.remove("fullscreen-scaling"),hls&&hls.media&&(hls.destroy(),hls=""),flv&&(flv.destroy(),flv=""),t=(e=$el.mPlayer.querySelector("#mplayer-media-wrapper")).querySelector("video"),r=(i=e.getBoundingClientRect()).height,i=i.width,document.pictureInPictureElement==t&&document.exitPictureInPicture(),e.style.height=r+"px",e.style.width=i+"px",t.pause(),t.removeAttribute("src"),e.innerHTML="",_this.emit("destroy"))},onProgress:function(){var e=$el.videoObject.buffered;if(0<e.length&&0<$data.duration){if(e.end(0)==$data.duration)return $el.miniBuffered.style.width="100%",$el.progressBuffered.style.width="100%",void($el.progressBuffered.style.borderRadius="5px");for(var t=0;t<e.length;t++){e.start(t);var r=e.end(t);if(r>$data.currentTime){r=r/$data.duration*100,$el.progressBuffered.style.width=r+"%",$el.miniBuffered.style.width=r+"%";break}}}},showLoading:function(){"inline-block"!=$el.mplayerLoading.style.display&&($el.mplayerLoading.style.display="inline-block")},hideLoading:function(){"none"!=$el.mplayerLoading.style.display&&($el.mplayerLoading.style.display="none")},showCover:function(){$el.mplayerCover.style.opacity<=0&&($el.mplayerCover.style.zIndex=8,$el.mplayerCover.style.opacity=.2)},hideCover:function(){"0"!=$el.mplayerCover.style.opacity&&($el.mplayerCover.style.opacity=0,$el.mplayerCover.style.zIndex=-1)},showToast:function(){var e=0<arguments.length&&void 0!==arguments[0]?arguments[0]:{},t={message:"",duration:1500,style:{}};"string"==typeof e&&(t.message=e),"object"==_typeof(e)&&Object.keys(t).forEach((function(r){e[r]&&(t[r]=e[r])}));var r,i=0<("number"==typeof t.duration&&t.duration)?t.duration:1500,s=$el.mPlayer.querySelector("#mplayer-media-wrapper");s.querySelector("#mplayer-toast")&&$method.removeNode(s,"#mplayer-toast"),(r=document.createElement("div")).setAttribute("class","mplayer-toast toast-scaling"),r.setAttribute("id","mplayer-toast"),r.innerHTML=t.message,"[object Object]"==Object.prototype.toString.call(t.style)&&Object.keys(t.style).forEach((function(e){r.style[e]=t.style[e]})),s.appendChild(r),r.addEventListener("click",(function(e){e.stopPropagation()})),r.addEventListener("touchstart",(function(e){e.stopPropagation()})),_this._global_.handleIconTimer_2&&window.clearTimeout(_this._global_.handleIconTimer_2),_this._global_.handleIconTimer_2=setTimeout((function(){$method.removeNode(s,"#mplayer-toast")}),i)},toggleControlsStyle:function(e){for(var t,r=(option.custom||{}).footerControls||[],i=0;i<r.length;i++)!0!==r[i].oftenShow&&(t=r[i].slot,(t=$el.mplayerFooter.querySelector("[slot="+t+"]"))&&("portrait"==e&&(t.style.display="none"),"landscape"==e&&(t.style.display="block")))},onDocVisibilitychange:function(e){!1!==$data.showScreenControls&&$method.createTimerCloseControl({type:"visible"==document.visibilityState?"":"cancel"})},onScreenResize:function(e){function t(){$method.toggleControlsDisplay(e),$el.progressContainer.classList.remove("upper-position"),$method.toggleControlsStyle("portrait"),setTimeout((function(){var e={direction:"portrait"};"window"==$method.returnSys()&&(e.fullscreen=$data.isFullScreen),_this.emit("fullscreen-change",e)}),10),window.plus&&setTimeout((function(){plus.navigator.showSystemNavigation()}),200)}function r(){$method.toggleControlsDisplay(e),$el.progressContainer.classList.add("upper-position"),$method.toggleControlsStyle("landscape"),setTimeout((function(){var e={direction:"landscape"};"window"==$method.returnSys()&&(e.fullscreen=$data.isFullScreen),_this.emit("fullscreen-change",e)}),10),window.plus&&$data.isFullScreen&&setTimeout((function(){plus.navigator.hideSystemNavigation()}),200)}(e=e||{type:""}).stopPropagation&&e.stopPropagation(),$method.createTimerCloseControl(),$method.changeVideoSize(e),window.orientation||0==window.orientation?(0==window.orientation||180==window.orientation?t:r)():setTimeout((function(){(500<=$el.mPlayer.getBoundingClientRect().width?r:t)()}),0),0==$data.showScreenControls&&$method.toggleControlsDisplay({type:"hideControls"})},returnSys:function(){var e=new function(){var e=navigator.userAgent;return{ios:!!e.match(/\(i[^;]+;( U;)? CPU.+Mac OS X/),android:-1<e.indexOf("Android")||-1<e.indexOf("Linux"),iPhone:-1<e.indexOf("iPhone"),iPad:-1<e.indexOf("iPad")}};return e.iPhone||e.iPad||e.ios?"ios":e.android?"androd":"window"},nodesObserver:function(){var e=new MutationObserver((function(e,t){var r,i=_createForOfIteratorHelper(e);try{for(i.s();!(r=i.n()).done;){var s=r.value;if("childList"===s.type){var n,a=_createForOfIteratorHelper(s.removedNodes);try{for(a.s();!(n=a.n()).done;){var o=n.value;if(o instanceof HTMLVideoElement){hls&&hls.media&&(hls.destroy(),hls=""),flv&&(flv.destroy(),flv=""),document.pictureInPictureElement==o&&document.exitPictureInPicture(),o.pause(),o.removeAttribute("src"),t.disconnect();break}}}catch(l){a.e(l)}finally{a.f()}}}}catch(l){i.e(l)}finally{i.f()}})),t=$el.mPlayer.querySelector(".video-wrapper");e.observe(t,{childList:!0})},toggleEventListenerCustom:function(e){var t=option.custom||{},r="add"==e?"addEventListener":"removeEventListener",i=t.headControls||[];if(0<i.length)for(var s=0;s<i.length;s++)!i[s].click instanceof Function||(n=i[s].slot,(a=$el.headerMenu.querySelector("[slot="+n+"]"))instanceof Element&&a[r]("click",i[s].click));var n,a,o=t.footerControls||[];if(0<o.length)for(s=0;s<o.length;s++)!o[s].click instanceof Function||(n=o[s].slot,(a=$el.mplayerFooter.querySelector("[slot="+n+"]"))instanceof Element&&a[r]("click",o[s].click))},toggleEventListenerGlobal:function(e,t){var r,i="add"==e?"addEventListener":"removeEventListener";r="onorientationchange"in window?"orientationchange":"resize",window[i](r,$method.onScreenResize),$el.backButton[i]("click",$method.onBack),$el.fullSwitch[i]("click",$method.fullToggle),$el.playSwitch[i]("click",$method.onPlayTap),$el.mPlayer[i]("click",$method.onContrainerTap),$el.mPlayer[i]("dblclick",$method.onContrainerTap),$el.touchEffective instanceof Element&&$el.touchEffective[i]("touchstart",$method.progressBarSeeking),$el.touchEffective instanceof Element&&$el.touchEffective[i]("mousedown",$method.progressBarSeeking),$el.videoObject[i]("webkitbeginfullscreen",$method.runtimeCompatibleHandle),$el.videoObject[i]("webkitendfullscreen",$method.runtimeCompatibleHandle),document[i]("resume",$method.plusRuntimeHandle),document[i]("pause",$method.plusRuntimeHandle),document[i]("visibilitychange",$method.onDocVisibilitychange),"playerReady"==t&&function(){$el.mplayerCover.addEventListener("touchstart",(function(e){e.stopPropagation()})),$el.mplayerCover.addEventListener("touchmove",(function(e){e.stopPropagation()})),$el.mplayerHeader.addEventListener("touchmove",(function(e){e.stopPropagation()})),$el.mplayerHeader.addEventListener("click",(function(e){e.stopPropagation()})),$el.mplayerHeader.addEventListener("dblclick",(function(e){e.stopPropagation()})),$el.mplayerFooter.addEventListener("touchmove",(function(e){e.stopPropagation()})),$el.mplayerFooter.addEventListener("click",(function(e){e.stopPropagation()})),$el.mplayerFooter.addEventListener("dblclick",(function(e){e.stopPropagation()})),$el.mplayerError.addEventListener("touchstart",(function(e){e.stopPropagation()})),$el.mplayerError.addEventListener("touchmove",(function(e){e.stopPropagation()})),$el.videoObject.addEventListener("canplaythrough",$method.onCanplaythrough),$el.videoObject.addEventListener("durationchange",$method.onDurationChange),option.live||$el.videoObject.addEventListener("timeupdate",$method.onTimeupdate),$el.videoObject.addEventListener("play",$method.onPlay),$el.videoObject.addEventListener("playing",$method.onPlaying),$el.videoObject.addEventListener("pause",$method.onPause),$el.videoObject.addEventListener("waiting",$method.onWaiting),$el.videoObject.addEventListener("error",$method.onError),option.live||$el.videoObject.addEventListener("progress",$method.onProgress);for(var e=$el.mPlayer.querySelectorAll(".mplayer-sidebar"),t=0;t<e.length;t++)e[t].addEventListener("touchstart",(function(e){e.stopPropagation()})),e[t].addEventListener("touchmove",(function(e){e.stopPropagation()})),e[t].addEventListener("touchend",(function(e){e.stopPropagation()})),e[t].addEventListener("click",(function(e){e.stopPropagation()})),e[t].addEventListener("dblclick",(function(e){e.stopPropagation()}))}()}},this.showRightSidebar=function(e){(e=$el.mPlayer.querySelector("#mplayer-media-wrapper [slot="+e+"]"))&&e.classList.contains("mplayer-sidebar")&&($method.createTimerCloseControl({type:"cancel"}),$method.toggleControlsDisplay({type:"sidebarRight"}),e.classList.add("open"),$data.isShowRightSidebar=!0,webpagePlugin&&(new 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i(){t.apply(this,Array.prototype.slice.call(arguments)),setTimeout((function(){r.off(e,i)}),200)}))},MuiPlayer},"object"==_typeof(exports)&&"object"==_typeof(module)?module.exports=t():e.MuiPlayer=t()})(muiPlayer_min,muiPlayer_min.exports);var MuiPlayer=muiPlayer_min.exports;function getDefaultExportFromCjs(e){return e&&e.__esModule&&Object.prototype.hasOwnProperty.call(e,"default")?e.default:e}var urlToolkit={exports:{}},URL_REGEX,FIRST_SEGMENT_REGEX,SLASH_DOT_REGEX,SLASH_DOT_DOT_REGEX,URLToolkit;URL_REGEX=/^(?=((?:[a-zA-Z0-9+\-.]+:)?))\1(?=((?:\/\/[^\/?#]*)?))\2(?=((?:(?:[^?#\/]*\/)*[^;?#\/]*)?))\3((?:;[^?#]*)?)(\?[^#]*)?(#[^]*)?$/,FIRST_SEGMENT_REGEX=/^(?=([^\/?#]*))\1([^]*)$/,SLASH_DOT_REGEX=/(?:\/|^)\.(?=\/)/g,SLASH_DOT_DOT_REGEX=/(?:\/|^)\.\.\/(?!\.\.\/)[^\/]*(?=\/)/g,URLToolkit={buildAbsoluteURL:function(e,t,r){if(r=r||{},e=e.trim(),!(t=t.trim())){if(!r.alwaysNormalize)return e;var i=URLToolkit.parseURL(e);if(!i)throw new Error("Error trying to parse base URL.");return i.path=URLToolkit.normalizePath(i.path),URLToolkit.buildURLFromParts(i)}var s=URLToolkit.parseURL(t);if(!s)throw new Error("Error trying to parse relative URL.");if(s.scheme)return r.alwaysNormalize?(s.path=URLToolkit.normalizePath(s.path),URLToolkit.buildURLFromParts(s)):t;var n=URLToolkit.parseURL(e);if(!n)throw new Error("Error trying to parse base URL.");if(!n.netLoc&&n.path&&"/"!==n.path[0]){var a=FIRST_SEGMENT_REGEX.exec(n.path);n.netLoc=a[1],n.path=a[2]}n.netLoc&&!n.path&&(n.path="/");var o={scheme:n.scheme,netLoc:s.netLoc,path:null,params:s.params,query:s.query,fragment:s.fragment};if(!s.netLoc&&(o.netLoc=n.netLoc,"/"!==s.path[0]))if(s.path){var l=n.path,d=l.substring(0,l.lastIndexOf("/")+1)+s.path;o.path=URLToolkit.normalizePath(d)}else o.path=n.path,s.params||(o.params=n.params,s.query||(o.query=n.query));return null===o.path&&(o.path=r.alwaysNormalize?URLToolkit.normalizePath(s.path):s.path),URLToolkit.buildURLFromParts(o)},parseURL:function(e){var t=URL_REGEX.exec(e);return t?{scheme:t[1]||"",netLoc:t[2]||"",path:t[3]||"",params:t[4]||"",query:t[5]||"",fragment:t[6]||""}:null},normalizePath:function(e){for(e=e.split("").reverse().join("").replace(SLASH_DOT_REGEX,"");e.length!==(e=e.replace(SLASH_DOT_DOT_REGEX,"")).length;);return e.split("").reverse().join("")},buildURLFromParts:function(e){return e.scheme+e.netLoc+e.path+e.params+e.query+e.fragment}},urlToolkit.exports=URLToolkit;var urlToolkitExports=urlToolkit.exports;function ownKeys(e,t){var r=Object.keys(e);if(Object.getOwnPropertySymbols){var i=Object.getOwnPropertySymbols(e);t&&(i=i.filter((function(t){return Object.getOwnPropertyDescriptor(e,t).enumerable}))),r.push.apply(r,i)}return r}function _objectSpread2(e){for(var t=1;t<arguments.length;t++){var r=null!=arguments[t]?arguments[t]:{};t%2?ownKeys(Object(r),!0).forEach((function(t){_defineProperty(e,t,r[t])})):Object.getOwnPropertyDescriptors?Object.defineProperties(e,Object.getOwnPropertyDescriptors(r)):ownKeys(Object(r)).forEach((function(t){Object.defineProperty(e,t,Object.getOwnPropertyDescriptor(r,t))}))}return e}function _toPrimitive(e,t){if("object"!=typeof e||!e)return e;var r=e[Symbol.toPrimitive];if(void 0!==r){var i=r.call(e,t||"default");if("object"!=typeof i)return i;throw new TypeError("@@toPrimitive must return a primitive value.")}return("string"===t?String:Number)(e)}function _toPropertyKey(e){var t=_toPrimitive(e,"string");return"symbol"==typeof t?t:String(t)}function _defineProperty(e,t,r){return(t=_toPropertyKey(t))in e?Object.defineProperty(e,t,{value:r,enumerable:!0,configurable:!0,writable:!0}):e[t]=r,e}function _extends(){return(_extends=Object.assign?Object.assign.bind():function(e){for(var t=1;t<arguments.length;t++){var r=arguments[t];for(var i in r)Object.prototype.hasOwnProperty.call(r,i)&&(e[i]=r[i])}return e}).apply(this,arguments)}const isFiniteNumber=Number.isFinite||function(e){return"number"==typeof e&&isFinite(e)},isSafeInteger=Number.isSafeInteger||function(e){return"number"==typeof e&&Math.abs(e)<=MAX_SAFE_INTEGER},MAX_SAFE_INTEGER=Number.MAX_SAFE_INTEGER||9007199254740991;let Events=function(e){return e.MEDIA_ATTACHING="hlsMediaAttaching",e.MEDIA_ATTACHED="hlsMediaAttached",e.MEDIA_DETACHING="hlsMediaDetaching",e.MEDIA_DETACHED="hlsMediaDetached",e.BUFFER_RESET="hlsBufferReset",e.BUFFER_CODECS="hlsBufferCodecs",e.BUFFER_CREATED="hlsBufferCreated",e.BUFFER_APPENDING="hlsBufferAppending",e.BUFFER_APPENDED="hlsBufferAppended",e.BUFFER_EOS="hlsBufferEos",e.BUFFER_FLUSHING="hlsBufferFlushing",e.BUFFER_FLUSHED="hlsBufferFlushed",e.MANIFEST_LOADING="hlsManifestLoading",e.MANIFEST_LOADED="hlsManifestLoaded",e.MANIFEST_PARSED="hlsManifestParsed",e.LEVEL_SWITCHING="hlsLevelSwitching",e.LEVEL_SWITCHED="hlsLevelSwitched",e.LEVEL_LOADING="hlsLevelLoading",e.LEVEL_LOADED="hlsLevelLoaded",e.LEVEL_UPDATED="hlsLevelUpdated",e.LEVEL_PTS_UPDATED="hlsLevelPtsUpdated",e.LEVELS_UPDATED="hlsLevelsUpdated",e.AUDIO_TRACKS_UPDATED="hlsAudioTracksUpdated",e.AUDIO_TRACK_SWITCHING="hlsAudioTrackSwitching",e.AUDIO_TRACK_SWITCHED="hlsAudioTrackSwitched",e.AUDIO_TRACK_LOADING="hlsAudioTrackLoading",e.AUDIO_TRACK_LOADED="hlsAudioTrackLoaded",e.SUBTITLE_TRACKS_UPDATED="hlsSubtitleTracksUpdated",e.SUBTITLE_TRACKS_CLEARED="hlsSubtitleTracksCleared",e.SUBTITLE_TRACK_SWITCH="hlsSubtitleTrackSwitch",e.SUBTITLE_TRACK_LOADING="hlsSubtitleTrackLoading",e.SUBTITLE_TRACK_LOADED="hlsSubtitleTrackLoaded",e.SUBTITLE_FRAG_PROCESSED="hlsSubtitleFragProcessed",e.CUES_PARSED="hlsCuesParsed",e.NON_NATIVE_TEXT_TRACKS_FOUND="hlsNonNativeTextTracksFound",e.INIT_PTS_FOUND="hlsInitPtsFound",e.FRAG_LOADING="hlsFragLoading",e.FRAG_LOAD_EMERGENCY_ABORTED="hlsFragLoadEmergencyAborted",e.FRAG_LOADED="hlsFragLoaded",e.FRAG_DECRYPTED="hlsFragDecrypted",e.FRAG_PARSING_INIT_SEGMENT="hlsFragParsingInitSegment",e.FRAG_PARSING_USERDATA="hlsFragParsingUserdata",e.FRAG_PARSING_METADATA="hlsFragParsingMetadata",e.FRAG_PARSED="hlsFragParsed",e.FRAG_BUFFERED="hlsFragBuffered",e.FRAG_CHANGED="hlsFragChanged",e.FPS_DROP="hlsFpsDrop",e.FPS_DROP_LEVEL_CAPPING="hlsFpsDropLevelCapping",e.MAX_AUTO_LEVEL_UPDATED="hlsMaxAutoLevelUpdated",e.ERROR="hlsError",e.DESTROYING="hlsDestroying",e.KEY_LOADING="hlsKeyLoading",e.KEY_LOADED="hlsKeyLoaded",e.LIVE_BACK_BUFFER_REACHED="hlsLiveBackBufferReached",e.BACK_BUFFER_REACHED="hlsBackBufferReached",e.STEERING_MANIFEST_LOADED="hlsSteeringManifestLoaded",e}({}),ErrorTypes=function(e){return e.NETWORK_ERROR="networkError",e.MEDIA_ERROR="mediaError",e.KEY_SYSTEM_ERROR="keySystemError",e.MUX_ERROR="muxError",e.OTHER_ERROR="otherError",e}({}),ErrorDetails=function(e){return e.KEY_SYSTEM_NO_KEYS="keySystemNoKeys",e.KEY_SYSTEM_NO_ACCESS="keySystemNoAccess",e.KEY_SYSTEM_NO_SESSION="keySystemNoSession",e.KEY_SYSTEM_NO_CONFIGURED_LICENSE="keySystemNoConfiguredLicense",e.KEY_SYSTEM_LICENSE_REQUEST_FAILED="keySystemLicenseRequestFailed",e.KEY_SYSTEM_SERVER_CERTIFICATE_REQUEST_FAILED="keySystemServerCertificateRequestFailed",e.KEY_SYSTEM_SERVER_CERTIFICATE_UPDATE_FAILED="keySystemServerCertificateUpdateFailed",e.KEY_SYSTEM_SESSION_UPDATE_FAILED="keySystemSessionUpdateFailed",e.KEY_SYSTEM_STATUS_OUTPUT_RESTRICTED="keySystemStatusOutputRestricted",e.KEY_SYSTEM_STATUS_INTERNAL_ERROR="keySystemStatusInternalError",e.MANIFEST_LOAD_ERROR="manifestLoadError",e.MANIFEST_LOAD_TIMEOUT="manifestLoadTimeOut",e.MANIFEST_PARSING_ERROR="manifestParsingError",e.MANIFEST_INCOMPATIBLE_CODECS_ERROR="manifestIncompatibleCodecsError",e.LEVEL_EMPTY_ERROR="levelEmptyError",e.LEVEL_LOAD_ERROR="levelLoadError",e.LEVEL_LOAD_TIMEOUT="levelLoadTimeOut",e.LEVEL_PARSING_ERROR="levelParsingError",e.LEVEL_SWITCH_ERROR="levelSwitchError",e.AUDIO_TRACK_LOAD_ERROR="audioTrackLoadError",e.AUDIO_TRACK_LOAD_TIMEOUT="audioTrackLoadTimeOut",e.SUBTITLE_LOAD_ERROR="subtitleTrackLoadError",e.SUBTITLE_TRACK_LOAD_TIMEOUT="subtitleTrackLoadTimeOut",e.FRAG_LOAD_ERROR="fragLoadError",e.FRAG_LOAD_TIMEOUT="fragLoadTimeOut",e.FRAG_DECRYPT_ERROR="fragDecryptError",e.FRAG_PARSING_ERROR="fragParsingError",e.FRAG_GAP="fragGap",e.REMUX_ALLOC_ERROR="remuxAllocError",e.KEY_LOAD_ERROR="keyLoadError",e.KEY_LOAD_TIMEOUT="keyLoadTimeOut",e.BUFFER_ADD_CODEC_ERROR="bufferAddCodecError",e.BUFFER_INCOMPATIBLE_CODECS_ERROR="bufferIncompatibleCodecsError",e.BUFFER_APPEND_ERROR="bufferAppendError",e.BUFFER_APPENDING_ERROR="bufferAppendingError",e.BUFFER_STALLED_ERROR="bufferStalledError",e.BUFFER_FULL_ERROR="bufferFullError",e.BUFFER_SEEK_OVER_HOLE="bufferSeekOverHole",e.BUFFER_NUDGE_ON_STALL="bufferNudgeOnStall",e.INTERNAL_EXCEPTION="internalException",e.INTERNAL_ABORTED="aborted",e.UNKNOWN="unknown",e}({});const noop=function(){},fakeLogger={trace:noop,debug:noop,log:noop,warn:noop,info:noop,error:noop};let exportedLogger=fakeLogger;function consolePrintFn(e){const t=self.console[e];return t?t.bind(self.console,`[${e}] >`):noop}function exportLoggerFunctions(e,...t){t.forEach((function(t){exportedLogger[t]=e[t]?e[t].bind(e):consolePrintFn(t)}))}function enableLogs(e,t){if("object"==typeof console&&!0===e||"object"==typeof e){exportLoggerFunctions(e,"debug","log","info","warn","error");try{exportedLogger.log(`Debug logs enabled for "${t}" in hls.js version 1.5.7`)}catch(r){exportedLogger=fakeLogger}}else exportedLogger=fakeLogger}const logger=exportedLogger,DECIMAL_RESOLUTION_REGEX=/^(\d+)x(\d+)$/,ATTR_LIST_REGEX=/(.+?)=(".*?"|.*?)(?:,|$)/g;class AttrList{constructor(e){"string"==typeof e&&(e=AttrList.parseAttrList(e)),_extends(this,e)}get clientAttrs(){return Object.keys(this).filter((e=>"X-"===e.substring(0,2)))}decimalInteger(e){const t=parseInt(this[e],10);return t>Number.MAX_SAFE_INTEGER?1/0:t}hexadecimalInteger(e){if(this[e]){let t=(this[e]||"0x").slice(2);t=(1&t.length?"0":"")+t;const r=new Uint8Array(t.length/2);for(let e=0;e<t.length/2;e++)r[e]=parseInt(t.slice(2*e,2*e+2),16);return r}return null}hexadecimalIntegerAsNumber(e){const t=parseInt(this[e],16);return t>Number.MAX_SAFE_INTEGER?1/0:t}decimalFloatingPoint(e){return parseFloat(this[e])}optionalFloat(e,t){const r=this[e];return r?parseFloat(r):t}enumeratedString(e){return this[e]}bool(e){return"YES"===this[e]}decimalResolution(e){const t=DECIMAL_RESOLUTION_REGEX.exec(this[e]);if(null!==t)return{width:parseInt(t[1],10),height:parseInt(t[2],10)}}static parseAttrList(e){let t;const r={};for(ATTR_LIST_REGEX.lastIndex=0;null!==(t=ATTR_LIST_REGEX.exec(e));){let e=t[2];0===e.indexOf('"')&&e.lastIndexOf('"')===e.length-1&&(e=e.slice(1,-1));r[t[1].trim()]=e}return r}}function isDateRangeCueAttribute(e){return"ID"!==e&&"CLASS"!==e&&"START-DATE"!==e&&"DURATION"!==e&&"END-DATE"!==e&&"END-ON-NEXT"!==e}function isSCTE35Attribute(e){return"SCTE35-OUT"===e||"SCTE35-IN"===e}class DateRange{constructor(e,t){if(this.attr=void 0,this._startDate=void 0,this._endDate=void 0,this._badValueForSameId=void 0,t){const r=t.attr;for(const t in r)if(Object.prototype.hasOwnProperty.call(e,t)&&e[t]!==r[t]){logger.warn(`DATERANGE tag attribute: "${t}" does not match for tags with ID: "${e.ID}"`),this._badValueForSameId=t;break}e=_extends(new AttrList({}),r,e)}if(this.attr=e,this._startDate=new Date(e["START-DATE"]),"END-DATE"in this.attr){const e=new Date(this.attr["END-DATE"]);isFiniteNumber(e.getTime())&&(this._endDate=e)}}get id(){return this.attr.ID}get class(){return this.attr.CLASS}get startDate(){return this._startDate}get endDate(){if(this._endDate)return this._endDate;const e=this.duration;return null!==e?new Date(this._startDate.getTime()+1e3*e):null}get duration(){if("DURATION"in this.attr){const e=this.attr.decimalFloatingPoint("DURATION");if(isFiniteNumber(e))return e}else if(this._endDate)return(this._endDate.getTime()-this._startDate.getTime())/1e3;return null}get plannedDuration(){return"PLANNED-DURATION"in this.attr?this.attr.decimalFloatingPoint("PLANNED-DURATION"):null}get endOnNext(){return this.attr.bool("END-ON-NEXT")}get isValid(){return!!this.id&&!this._badValueForSameId&&isFiniteNumber(this.startDate.getTime())&&(null===this.duration||this.duration>=0)&&(!this.endOnNext||!!this.class)}}class LoadStats{constructor(){this.aborted=!1,this.loaded=0,this.retry=0,this.total=0,this.chunkCount=0,this.bwEstimate=0,this.loading={start:0,first:0,end:0},this.parsing={start:0,end:0},this.buffering={start:0,first:0,end:0}}}var ElementaryStreamTypes={AUDIO:"audio",VIDEO:"video",AUDIOVIDEO:"audiovideo"};class BaseSegment{constructor(e){this._byteRange=null,this._url=null,this.baseurl=void 0,this.relurl=void 0,this.elementaryStreams={[ElementaryStreamTypes.AUDIO]:null,[ElementaryStreamTypes.VIDEO]:null,[ElementaryStreamTypes.AUDIOVIDEO]:null},this.baseurl=e}setByteRange(e,t){const r=e.split("@",2);let i;i=1===r.length?(null==t?void 0:t.byteRangeEndOffset)||0:parseInt(r[1]),this._byteRange=[i,parseInt(r[0])+i]}get byteRange(){return this._byteRange?this._byteRange:[]}get byteRangeStartOffset(){return this.byteRange[0]}get byteRangeEndOffset(){return this.byteRange[1]}get url(){return!this._url&&this.baseurl&&this.relurl&&(this._url=urlToolkitExports.buildAbsoluteURL(this.baseurl,this.relurl,{alwaysNormalize:!0})),this._url||""}set url(e){this._url=e}}class Fragment extends BaseSegment{constructor(e,t){super(t),this._decryptdata=null,this.rawProgramDateTime=null,this.programDateTime=null,this.tagList=[],this.duration=0,this.sn=0,this.levelkeys=void 0,this.type=void 0,this.loader=null,this.keyLoader=null,this.level=-1,this.cc=0,this.startPTS=void 0,this.endPTS=void 0,this.startDTS=void 0,this.endDTS=void 0,this.start=0,this.deltaPTS=void 0,this.maxStartPTS=void 0,this.minEndPTS=void 0,this.stats=new LoadStats,this.data=void 0,this.bitrateTest=!1,this.title=null,this.initSegment=null,this.endList=void 0,this.gap=void 0,this.urlId=0,this.type=e}get decryptdata(){const{levelkeys:e}=this;if(!e&&!this._decryptdata)return null;if(!this._decryptdata&&this.levelkeys&&!this.levelkeys.NONE){const e=this.levelkeys.identity;if(e)this._decryptdata=e.getDecryptData(this.sn);else{const e=Object.keys(this.levelkeys);if(1===e.length)return this._decryptdata=this.levelkeys[e[0]].getDecryptData(this.sn)}}return this._decryptdata}get end(){return this.start+this.duration}get endProgramDateTime(){if(null===this.programDateTime)return null;if(!isFiniteNumber(this.programDateTime))return null;const e=isFiniteNumber(this.duration)?this.duration:0;return this.programDateTime+1e3*e}get encrypted(){var e;if(null!=(e=this._decryptdata)&&e.encrypted)return!0;if(this.levelkeys){const e=Object.keys(this.levelkeys),t=e.length;if(t>1||1===t&&this.levelkeys[e[0]].encrypted)return!0}return!1}setKeyFormat(e){if(this.levelkeys){const t=this.levelkeys[e];t&&!this._decryptdata&&(this._decryptdata=t.getDecryptData(this.sn))}}abortRequests(){var e,t;null==(e=this.loader)||e.abort(),null==(t=this.keyLoader)||t.abort()}setElementaryStreamInfo(e,t,r,i,s,n=!1){const{elementaryStreams:a}=this,o=a[e];o?(o.startPTS=Math.min(o.startPTS,t),o.endPTS=Math.max(o.endPTS,r),o.startDTS=Math.min(o.startDTS,i),o.endDTS=Math.max(o.endDTS,s)):a[e]={startPTS:t,endPTS:r,startDTS:i,endDTS:s,partial:n}}clearElementaryStreamInfo(){const{elementaryStreams:e}=this;e[ElementaryStreamTypes.AUDIO]=null,e[ElementaryStreamTypes.VIDEO]=null,e[ElementaryStreamTypes.AUDIOVIDEO]=null}}class Part extends BaseSegment{constructor(e,t,r,i,s){super(r),this.fragOffset=0,this.duration=0,this.gap=!1,this.independent=!1,this.relurl=void 0,this.fragment=void 0,this.index=void 0,this.stats=new LoadStats,this.duration=e.decimalFloatingPoint("DURATION"),this.gap=e.bool("GAP"),this.independent=e.bool("INDEPENDENT"),this.relurl=e.enumeratedString("URI"),this.fragment=t,this.index=i;const n=e.enumeratedString("BYTERANGE");n&&this.setByteRange(n,s),s&&(this.fragOffset=s.fragOffset+s.duration)}get start(){return this.fragment.start+this.fragOffset}get end(){return this.start+this.duration}get loaded(){const{elementaryStreams:e}=this;return!!(e.audio||e.video||e.audiovideo)}}const DEFAULT_TARGET_DURATION=10;class LevelDetails{constructor(e){this.PTSKnown=!1,this.alignedSliding=!1,this.averagetargetduration=void 0,this.endCC=0,this.endSN=0,this.fragments=void 0,this.fragmentHint=void 0,this.partList=null,this.dateRanges=void 0,this.live=!0,this.ageHeader=0,this.advancedDateTime=void 0,this.updated=!0,this.advanced=!0,this.availabilityDelay=void 0,this.misses=0,this.startCC=0,this.startSN=0,this.startTimeOffset=null,this.targetduration=0,this.totalduration=0,this.type=null,this.url=void 0,this.m3u8="",this.version=null,this.canBlockReload=!1,this.canSkipUntil=0,this.canSkipDateRanges=!1,this.skippedSegments=0,this.recentlyRemovedDateranges=void 0,this.partHoldBack=0,this.holdBack=0,this.partTarget=0,this.preloadHint=void 0,this.renditionReports=void 0,this.tuneInGoal=0,this.deltaUpdateFailed=void 0,this.driftStartTime=0,this.driftEndTime=0,this.driftStart=0,this.driftEnd=0,this.encryptedFragments=void 0,this.playlistParsingError=null,this.variableList=null,this.hasVariableRefs=!1,this.fragments=[],this.encryptedFragments=[],this.dateRanges={},this.url=e}reloaded(e){if(!e)return this.advanced=!0,void(this.updated=!0);const t=this.lastPartSn-e.lastPartSn,r=this.lastPartIndex-e.lastPartIndex;this.updated=this.endSN!==e.endSN||!!r||!!t||!this.live,this.advanced=this.endSN>e.endSN||t>0||0===t&&r>0,this.updated||this.advanced?this.misses=Math.floor(.6*e.misses):this.misses=e.misses+1,this.availabilityDelay=e.availabilityDelay}get hasProgramDateTime(){return!!this.fragments.length&&isFiniteNumber(this.fragments[this.fragments.length-1].programDateTime)}get levelTargetDuration(){return this.averagetargetduration||this.targetduration||DEFAULT_TARGET_DURATION}get drift(){const e=this.driftEndTime-this.driftStartTime;if(e>0){return 1e3*(this.driftEnd-this.driftStart)/e}return 1}get edge(){return this.partEnd||this.fragmentEnd}get partEnd(){var e;return null!=(e=this.partList)&&e.length?this.partList[this.partList.length-1].end:this.fragmentEnd}get fragmentEnd(){var e;return null!=(e=this.fragments)&&e.length?this.fragments[this.fragments.length-1].end:0}get age(){return this.advancedDateTime?Math.max(Date.now()-this.advancedDateTime,0)/1e3:0}get lastPartIndex(){var e;return null!=(e=this.partList)&&e.length?this.partList[this.partList.length-1].index:-1}get lastPartSn(){var e;return null!=(e=this.partList)&&e.length?this.partList[this.partList.length-1].fragment.sn:this.endSN}}function base64Decode(e){return Uint8Array.from(atob(e),(e=>e.charCodeAt(0)))}function getKeyIdBytes(e){const t=strToUtf8array(e).subarray(0,16),r=new Uint8Array(16);return r.set(t,16-t.length),r}function changeEndianness(e){const t=function(e,t,r){const i=e[t];e[t]=e[r],e[r]=i};t(e,0,3),t(e,1,2),t(e,4,5),t(e,6,7)}function convertDataUriToArrayBytes(e){const t=e.split(":");let r=null;if("data"===t[0]&&2===t.length){const e=t[1].split(";"),i=e[e.length-1].split(",");if(2===i.length){const t="base64"===i[0],s=i[1];t?(e.splice(-1,1),r=base64Decode(s)):r=getKeyIdBytes(s)}}return r}function strToUtf8array(e){return Uint8Array.from(unescape(encodeURIComponent(e)),(e=>e.charCodeAt(0)))}const optionalSelf="undefined"!=typeof self?self:void 0;var KeySystems={CLEARKEY:"org.w3.clearkey",FAIRPLAY:"com.apple.fps",PLAYREADY:"com.microsoft.playready",WIDEVINE:"com.widevine.alpha"},KeySystemFormats={CLEARKEY:"org.w3.clearkey",FAIRPLAY:"com.apple.streamingkeydelivery",PLAYREADY:"com.microsoft.playready",WIDEVINE:"urn:uuid:edef8ba9-79d6-4ace-a3c8-27dcd51d21ed"};function keySystemFormatToKeySystemDomain(e){switch(e){case KeySystemFormats.FAIRPLAY:return KeySystems.FAIRPLAY;case KeySystemFormats.PLAYREADY:return KeySystems.PLAYREADY;case KeySystemFormats.WIDEVINE:return KeySystems.WIDEVINE;case KeySystemFormats.CLEARKEY:return KeySystems.CLEARKEY}}var KeySystemIds={WIDEVINE:"edef8ba979d64acea3c827dcd51d21ed"};function keySystemIdToKeySystemDomain(e){if(e===KeySystemIds.WIDEVINE)return KeySystems.WIDEVINE}function keySystemDomainToKeySystemFormat(e){switch(e){case KeySystems.FAIRPLAY:return KeySystemFormats.FAIRPLAY;case KeySystems.PLAYREADY:return KeySystemFormats.PLAYREADY;case KeySystems.WIDEVINE:return KeySystemFormats.WIDEVINE;case KeySystems.CLEARKEY:return KeySystemFormats.CLEARKEY}}function getKeySystemsForConfig(e){const{drmSystems:t,widevineLicenseUrl:r}=e,i=t?[KeySystems.FAIRPLAY,KeySystems.WIDEVINE,KeySystems.PLAYREADY,KeySystems.CLEARKEY].filter((e=>!!t[e])):[];return!i[KeySystems.WIDEVINE]&&r&&i.push(KeySystems.WIDEVINE),i}const requestMediaKeySystemAccess=null!=optionalSelf&&null!=(_optionalSelf$navigat=optionalSelf.navigator)&&_optionalSelf$navigat.requestMediaKeySystemAccess?self.navigator.requestMediaKeySystemAccess.bind(self.navigator):null;var _optionalSelf$navigat;function getSupportedMediaKeySystemConfigurations(e,t,r,i){let s;switch(e){case KeySystems.FAIRPLAY:s=["cenc","sinf"];break;case KeySystems.WIDEVINE:case KeySystems.PLAYREADY:s=["cenc"];break;case KeySystems.CLEARKEY:s=["cenc","keyids"];break;default:throw new Error(`Unknown key-system: ${e}`)}return createMediaKeySystemConfigurations(s,t,r,i)}function createMediaKeySystemConfigurations(e,t,r,i){return[{initDataTypes:e,persistentState:i.persistentState||"optional",distinctiveIdentifier:i.distinctiveIdentifier||"optional",sessionTypes:i.sessionTypes||[i.sessionType||"temporary"],audioCapabilities:t.map((e=>({contentType:`audio/mp4; codecs="${e}"`,robustness:i.audioRobustness||"",encryptionScheme:i.audioEncryptionScheme||null}))),videoCapabilities:r.map((e=>({contentType:`video/mp4; codecs="${e}"`,robustness:i.videoRobustness||"",encryptionScheme:i.videoEncryptionScheme||null})))}]}function sliceUint8(e,t,r){return Uint8Array.prototype.slice?e.slice(t,r):new Uint8Array(Array.prototype.slice.call(e,t,r))}const isHeader$2=(e,t)=>t+10<=e.length&&73===e[t]&&68===e[t+1]&&51===e[t+2]&&e[t+3]<255&&e[t+4]<255&&e[t+6]<128&&e[t+7]<128&&e[t+8]<128&&e[t+9]<128,isFooter=(e,t)=>t+10<=e.length&&51===e[t]&&68===e[t+1]&&73===e[t+2]&&e[t+3]<255&&e[t+4]<255&&e[t+6]<128&&e[t+7]<128&&e[t+8]<128&&e[t+9]<128,getID3Data=(e,t)=>{const r=t;let i=0;for(;isHeader$2(e,t);){i+=10;i+=readSize(e,t+6),isFooter(e,t+10)&&(i+=10),t+=i}if(i>0)return e.subarray(r,r+i)},readSize=(e,t)=>{let r=0;return r=(127&e[t])<<21,r|=(127&e[t+1])<<14,r|=(127&e[t+2])<<7,r|=127&e[t+3],r},canParse$2=(e,t)=>isHeader$2(e,t)&&readSize(e,t+6)+10<=e.length-t,getTimeStamp=e=>{const t=getID3Frames(e);for(let r=0;r<t.length;r++){const e=t[r];if(isTimeStampFrame(e))return readTimeStamp(e)}},isTimeStampFrame=e=>e&&"PRIV"===e.key&&"com.apple.streaming.transportStreamTimestamp"===e.info,getFrameData=e=>{const t=String.fromCharCode(e[0],e[1],e[2],e[3]),r=readSize(e,4);return{type:t,size:r,data:e.subarray(10,10+r)}},getID3Frames=e=>{let t=0;const r=[];for(;isHeader$2(e,t);){const i=readSize(e,t+6);t+=10;const s=t+i;for(;t+8<s;){const i=getFrameData(e.subarray(t)),s=decodeFrame(i);s&&r.push(s),t+=i.size+10}isFooter(e,t)&&(t+=10)}return r},decodeFrame=e=>"PRIV"===e.type?decodePrivFrame(e):"W"===e.type[0]?decodeURLFrame(e):decodeTextFrame(e),decodePrivFrame=e=>{if(e.size<2)return;const t=utf8ArrayToStr(e.data,!0),r=new Uint8Array(e.data.subarray(t.length+1));return{key:e.type,info:t,data:r.buffer}},decodeTextFrame=e=>{if(e.size<2)return;if("TXXX"===e.type){let t=1;const r=utf8ArrayToStr(e.data.subarray(t),!0);t+=r.length+1;const i=utf8ArrayToStr(e.data.subarray(t));return{key:e.type,info:r,data:i}}const t=utf8ArrayToStr(e.data.subarray(1));return{key:e.type,data:t}},decodeURLFrame=e=>{if("WXXX"===e.type){if(e.size<2)return;let t=1;const r=utf8ArrayToStr(e.data.subarray(t),!0);t+=r.length+1;const i=utf8ArrayToStr(e.data.subarray(t));return{key:e.type,info:r,data:i}}const t=utf8ArrayToStr(e.data);return{key:e.type,data:t}},readTimeStamp=e=>{if(8===e.data.byteLength){const t=new Uint8Array(e.data),r=1&t[3];let i=(t[4]<<23)+(t[5]<<15)+(t[6]<<7)+t[7];return i/=45,r&&(i+=47721858.84),Math.round(i)}},utf8ArrayToStr=(e,t=!1)=>{const r=getTextDecoder();if(r){const i=r.decode(e);if(t){const e=i.indexOf("\0");return-1!==e?i.substring(0,e):i}return i.replace(/\0/g,"")}const i=e.length;let s,n,a,o="",l=0;for(;l<i;){if(s=e[l++],0===s&&t)return o;if(0!==s&&3!==s)switch(s>>4){case 0:case 1:case 2:case 3:case 4:case 5:case 6:case 7:o+=String.fromCharCode(s);break;case 12:case 13:n=e[l++],o+=String.fromCharCode((31&s)<<6|63&n);break;case 14:n=e[l++],a=e[l++],o+=String.fromCharCode((15&s)<<12|(63&n)<<6|(63&a)<<0)}}return o};let decoder;function getTextDecoder(){if(!navigator.userAgent.includes("PlayStation 4"))return decoder||void 0===self.TextDecoder||(decoder=new self.TextDecoder("utf-8")),decoder}const Hex={hexDump:function(e){let t="";for(let r=0;r<e.length;r++){let i=e[r].toString(16);i.length<2&&(i="0"+i),t+=i}return t}},UINT32_MAX$1=Math.pow(2,32)-1,push=[].push,RemuxerTrackIdConfig={video:1,audio:2,id3:3,text:4};function bin2str(e){return String.fromCharCode.apply(null,e)}function readUint16(e,t){const r=e[t]<<8|e[t+1];return r<0?65536+r:r}function readUint32(e,t){const r=readSint32(e,t);return r<0?4294967296+r:r}function readUint64(e,t){let r=readUint32(e,t);return r*=Math.pow(2,32),r+=readUint32(e,t+4),r}function readSint32(e,t){return e[t]<<24|e[t+1]<<16|e[t+2]<<8|e[t+3]}function writeUint32(e,t,r){e[t]=r>>24,e[t+1]=r>>16&255,e[t+2]=r>>8&255,e[t+3]=255&r}function hasMoofData(e){const t=e.byteLength;for(let r=0;r<t;){const i=readUint32(e,r);if(i>8&&109===e[r+4]&&111===e[r+5]&&111===e[r+6]&&102===e[r+7])return!0;r=i>1?r+i:t}return!1}function findBox(e,t){const r=[];if(!t.length)return r;const i=e.byteLength;for(let s=0;s<i;){const n=readUint32(e,s),a=n>1?s+n:i;if(bin2str(e.subarray(s+4,s+8))===t[0])if(1===t.length)r.push(e.subarray(s+8,a));else{const i=findBox(e.subarray(s+8,a),t.slice(1));i.length&&push.apply(r,i)}s=a}return r}function parseSegmentIndex(e){const t=[],r=e[0];let i=8;const s=readUint32(e,i);i+=4;let n=0,a=0;0===r?(n=readUint32(e,i),a=readUint32(e,i+4),i+=8):(n=readUint64(e,i),a=readUint64(e,i+8),i+=16),i+=2;let o=e.length+a;const l=readUint16(e,i);i+=2;for(let d=0;d<l;d++){let r=i;const n=readUint32(e,r);r+=4;const a=2147483647&n;if(1===(2147483648&n)>>>31)return logger.warn("SIDX has hierarchical references (not supported)"),null;const l=readUint32(e,r);r+=4,t.push({referenceSize:a,subsegmentDuration:l,info:{duration:l/s,start:o,end:o+a-1}}),o+=a,r+=4,i=r}return{earliestPresentationTime:n,timescale:s,version:r,referencesCount:l,references:t}}function parseInitSegment(e){const t=[],r=findBox(e,["moov","trak"]);for(let i=0;i<r.length;i++){const e=r[i],s=findBox(e,["tkhd"])[0];if(s){let r=s[0];const i=readUint32(s,0===r?12:20),n=findBox(e,["mdia","mdhd"])[0];if(n){r=n[0];const s=readUint32(n,0===r?12:20),a=findBox(e,["mdia","hdlr"])[0];if(a){const r=bin2str(a.subarray(8,12)),n={soun:ElementaryStreamTypes.AUDIO,vide:ElementaryStreamTypes.VIDEO}[r];if(n){const r=parseStsd(findBox(e,["mdia","minf","stbl","stsd"])[0]);t[i]={timescale:s,type:n},t[n]=_objectSpread2({timescale:s,id:i},r)}}}}}return findBox(e,["moov","mvex","trex"]).forEach((e=>{const r=readUint32(e,4),i=t[r];i&&(i.default={duration:readUint32(e,12),flags:readUint32(e,20)})})),t}function parseStsd(e){const t=e.subarray(8),r=t.subarray(86),i=bin2str(t.subarray(4,8));let s=i;const n="enca"===i||"encv"===i;if(n){const e=findBox(t,[i])[0];findBox(e.subarray("enca"===i?28:78),["sinf"]).forEach((e=>{const t=findBox(e,["schm"])[0];if(t){const r=bin2str(t.subarray(4,8));if("cbcs"===r||"cenc"===r){const t=findBox(e,["frma"])[0];t&&(s=bin2str(t))}}}))}switch(s){case"avc1":case"avc2":case"avc3":case"avc4":{const e=findBox(r,["avcC"])[0];s+="."+toHex(e[1])+toHex(e[2])+toHex(e[3]);break}case"mp4a":{const e=findBox(t,[i])[0],r=findBox(e.subarray(28),["esds"])[0];if(r&&r.length>12){let e=4;if(3!==r[e++])break;e=skipBERInteger(r,e),e+=2;const t=r[e++];if(128&t&&(e+=2),64&t&&(e+=r[e++]),4!==r[e++])break;e=skipBERInteger(r,e);const i=r[e++];if(64!==i)break;if(s+="."+toHex(i),e+=12,5!==r[e++])break;e=skipBERInteger(r,e);const n=r[e++];let a=(248&n)>>3;31===a&&(a+=1+((7&n)<<3)+((224&r[e])>>5)),s+="."+a}break}case"hvc1":case"hev1":{const e=findBox(r,["hvcC"])[0],t=e[1],i=["","A","B","C"][t>>6],n=31&t,a=readUint32(e,2),o=(32&t)>>5?"H":"L",l=e[12],d=e.subarray(6,12);s+="."+i+n,s+="."+a.toString(16).toUpperCase(),s+="."+o+l;let c="";for(let r=d.length;r--;){const e=d[r];if(e||c){c="."+e.toString(16).toUpperCase()+c}}s+=c;break}case"dvh1":case"dvhe":{const e=findBox(r,["dvcC"])[0],t=e[2]>>1&127,i=e[2]<<5&32|e[3]>>3&31;s+="."+addLeadingZero(t)+"."+addLeadingZero(i);break}case"vp09":{const e=findBox(r,["vpcC"])[0],t=e[4],i=e[5],n=e[6]>>4&15;s+="."+addLeadingZero(t)+"."+addLeadingZero(i)+"."+addLeadingZero(n);break}case"av01":{const e=findBox(r,["av1C"])[0],t=e[1]>>>5,i=31&e[1],n=e[2]>>>7?"H":"M",a=(64&e[2])>>6,o=(32&e[2])>>5,l=2===t&&a?o?12:10:a?10:8,d=(16&e[2])>>4,c=(8&e[2])>>3,h=(4&e[2])>>2,u=3&e[2],f=1,g=1,m=1,p=0;s+="."+t+"."+addLeadingZero(i)+n+"."+addLeadingZero(l)+"."+d+"."+c+h+u+"."+addLeadingZero(f)+"."+addLeadingZero(g)+"."+addLeadingZero(m)+"."+p;break}}return{codec:s,encrypted:n}}function skipBERInteger(e,t){const r=t+5;for(;128&e[t++]&&t<r;);return t}function toHex(e){return("0"+e.toString(16).toUpperCase()).slice(-2)}function addLeadingZero(e){return(e<10?"0":"")+e}function patchEncyptionData(e,t){if(!e||!t)return e;const r=t.keyId;if(r&&t.isCommonEncryption){findBox(e,["moov","trak"]).forEach((e=>{const t=findBox(e,["mdia","minf","stbl","stsd"])[0].subarray(8);let i=findBox(t,["enca"]);const s=i.length>0;s||(i=findBox(t,["encv"])),i.forEach((e=>{findBox(s?e.subarray(28):e.subarray(78),["sinf"]).forEach((e=>{const t=parseSinf(e);if(t){const e=t.subarray(8,24);e.some((e=>0!==e))||(logger.log(`[eme] Patching keyId in 'enc${s?"a":"v"}>sinf>>tenc' box: ${Hex.hexDump(e)} -> ${Hex.hexDump(r)}`),t.set(r,8))}}))}))}))}return e}function parseSinf(e){const t=findBox(e,["schm"])[0];if(t){const r=bin2str(t.subarray(4,8));if("cbcs"===r||"cenc"===r)return findBox(e,["schi","tenc"])[0]}return logger.error("[eme] missing 'schm' box"),null}function getStartDTS(e,t){return findBox(t,["moof","traf"]).reduce(((t,r)=>{const i=findBox(r,["tfdt"])[0],s=i[0],n=findBox(r,["tfhd"]).reduce(((t,r)=>{const n=readUint32(r,4),a=e[n];if(a){let e=readUint32(i,4);if(1===s){if(e===UINT32_MAX$1)return logger.warn("[mp4-demuxer]: Ignoring assumed invalid signed 64-bit track fragment decode time"),t;e*=UINT32_MAX$1+1,e+=readUint32(i,8)}const r=e/(a.timescale||9e4);if(isFiniteNumber(r)&&(null===t||r<t))return r}return t}),null);return null!==n&&isFiniteNumber(n)&&(null===t||n<t)?n:t}),null)}function getDuration(e,t){let r=0,i=0,s=0;const n=findBox(e,["moof","traf"]);for(let a=0;a<n.length;a++){const e=n[a],o=findBox(e,["tfhd"])[0],l=t[readUint32(o,4)];if(!l)continue;const d=l.default,c=readUint32(o,0)|(null==d?void 0:d.flags);let h=null==d?void 0:d.duration;8&c&&(h=readUint32(o,2&c?12:8));const u=l.timescale||9e4,f=findBox(e,["trun"]);for(let t=0;t<f.length;t++){if(r=computeRawDurationFromSamples(f[t]),!r&&h){r=h*readUint32(f[t],4)}l.type===ElementaryStreamTypes.VIDEO?i+=r/u:l.type===ElementaryStreamTypes.AUDIO&&(s+=r/u)}}if(0===i&&0===s){let t=1/0,r=0,i=0;const s=findBox(e,["sidx"]);for(let e=0;e<s.length;e++){const n=parseSegmentIndex(s[e]);if(null!=n&&n.references){t=Math.min(t,n.earliestPresentationTime/n.timescale);const e=n.references.reduce(((e,t)=>e+t.info.duration||0),0);r=Math.max(r,e+n.earliestPresentationTime/n.timescale),i=r-t}}if(i&&isFiniteNumber(i))return i}return i||s}function computeRawDurationFromSamples(e){const t=readUint32(e,0);let r=8;1&t&&(r+=4),4&t&&(r+=4);let i=0;const s=readUint32(e,4);for(let n=0;n<s;n++){if(256&t){i+=readUint32(e,r),r+=4}512&t&&(r+=4),1024&t&&(r+=4),2048&t&&(r+=4)}return i}function offsetStartDTS(e,t,r){findBox(t,["moof","traf"]).forEach((t=>{findBox(t,["tfhd"]).forEach((i=>{const s=readUint32(i,4),n=e[s];if(!n)return;const a=n.timescale||9e4;findBox(t,["tfdt"]).forEach((e=>{const t=e[0],i=r*a;if(i){let r=readUint32(e,4);if(0===t)r-=i,r=Math.max(r,0),writeUint32(e,4,r);else{r*=Math.pow(2,32),r+=readUint32(e,8),r-=i,r=Math.max(r,0);const t=Math.floor(r/(UINT32_MAX$1+1)),s=Math.floor(r%(UINT32_MAX$1+1));writeUint32(e,4,t),writeUint32(e,8,s)}}}))}))}))}function segmentValidRange(e){const t={valid:null,remainder:null},r=findBox(e,["moof"]);if(r.length<2)return t.remainder=e,t;const i=r[r.length-1];return t.valid=sliceUint8(e,0,i.byteOffset-8),t.remainder=sliceUint8(e,i.byteOffset-8),t}function appendUint8Array(e,t){const r=new Uint8Array(e.length+t.length);return r.set(e),r.set(t,e.length),r}function parseSamples(e,t){const r=[],i=t.samples,s=t.timescale,n=t.id;let a=!1;return findBox(i,["moof"]).map((o=>{const l=o.byteOffset-8;findBox(o,["traf"]).map((o=>{const d=findBox(o,["tfdt"]).map((e=>{const t=e[0];let r=readUint32(e,4);return 1===t&&(r*=Math.pow(2,32),r+=readUint32(e,8)),r/s}))[0];return void 0!==d&&(e=d),findBox(o,["tfhd"]).map((d=>{const c=readUint32(d,4),h=16777215&readUint32(d,0);let u=0;const f=0!=(16&h);let g=0;const m=0!=(32&h);let p=8;c===n&&(0!=(1&h)&&(p+=8),0!=(2&h)&&(p+=4),0!=(8&h)&&(u=readUint32(d,p),p+=4),f&&(g=readUint32(d,p),p+=4),m&&(p+=4),"video"===t.type&&(a=isHEVC(t.codec)),findBox(o,["trun"]).map((n=>{const o=n[0],d=16777215&readUint32(n,0),c=0!=(1&d);let h=0;const f=0!=(4&d),m=0!=(256&d);let p=0;const y=0!=(512&d);let E=0;const v=0!=(1024&d),T=0!=(2048&d);let S=0;const L=readUint32(n,4);let A=8;c&&(h=readUint32(n,A),A+=4),f&&(A+=4);let b=h+l;for(let l=0;l<L;l++){if(m?(p=readUint32(n,A),A+=4):p=u,y?(E=readUint32(n,A),A+=4):E=g,v&&(A+=4),T&&(S=0===o?readUint32(n,A):readSint32(n,A),A+=4),t.type===ElementaryStreamTypes.VIDEO){let t=0;for(;t<E;){const n=readUint32(i,b);if(b+=4,isSEIMessage(a,i[b])){parseSEIMessageFromNALu(i.subarray(b,b+n),a?2:1,e+S/s,r)}b+=n,t+=n+4}}e+=p/s}})))}))}))})),r}function isHEVC(e){if(!e)return!1;const t=e.indexOf("."),r=t<0?e:e.substring(0,t);return"hvc1"===r||"hev1"===r||"dvh1"===r||"dvhe"===r}function isSEIMessage(e,t){if(e){const e=t>>1&63;return 39===e||40===e}return 6===(31&t)}function parseSEIMessageFromNALu(e,t,r,i){const s=discardEPB(e);let n=0;n+=t;let a=0,o=0,l=0;for(;n<s.length;){a=0;do{if(n>=s.length)break;l=s[n++],a+=l}while(255===l);o=0;do{if(n>=s.length)break;l=s[n++],o+=l}while(255===l);const e=s.length-n;let t=n;if(o<e)n+=o;else if(o>e){logger.error(`Malformed SEI payload. ${o} is too small, only ${e} bytes left to parse.`);break}if(4===a){if(181===s[t++]){const e=readUint16(s,t);if(t+=2,49===e){const e=readUint32(s,t);if(t+=4,1195456820===e){const e=s[t++];if(3===e){const n=s[t++],o=31&n,l=64&n,d=l?2+3*o:0,c=new Uint8Array(d);if(l){c[0]=n;for(let e=1;e<d;e++)c[e]=s[t++]}i.push({type:e,payloadType:a,pts:r,bytes:c})}}}}}else if(5===a&&o>16){const e=[];for(let r=0;r<16;r++){const i=s[t++].toString(16);e.push(1==i.length?"0"+i:i),3!==r&&5!==r&&7!==r&&9!==r||e.push("-")}const n=o-16,l=new Uint8Array(n);for(let r=0;r<n;r++)l[r]=s[t++];i.push({payloadType:a,pts:r,uuid:e.join(""),userData:utf8ArrayToStr(l),userDataBytes:l})}}}function discardEPB(e){const t=e.byteLength,r=[];let i=1;for(;i<t-2;)0===e[i]&&0===e[i+1]&&3===e[i+2]?(r.push(i+2),i+=2):i++;if(0===r.length)return e;const s=t-r.length,n=new Uint8Array(s);let a=0;for(i=0;i<s;a++,i++)a===r[0]&&(a++,r.shift()),n[i]=e[a];return n}function parseEmsg(e){const t=e[0];let r="",i="",s=0,n=0,a=0,o=0,l=0,d=0;if(0===t){for(;"\0"!==bin2str(e.subarray(d,d+1));)r+=bin2str(e.subarray(d,d+1)),d+=1;for(r+=bin2str(e.subarray(d,d+1)),d+=1;"\0"!==bin2str(e.subarray(d,d+1));)i+=bin2str(e.subarray(d,d+1)),d+=1;i+=bin2str(e.subarray(d,d+1)),d+=1,s=readUint32(e,12),n=readUint32(e,16),o=readUint32(e,20),l=readUint32(e,24),d=28}else if(1===t){d+=4,s=readUint32(e,d),d+=4;const t=readUint32(e,d);d+=4;const n=readUint32(e,d);for(d+=4,a=2**32*t+n,isSafeInteger(a)||(a=Number.MAX_SAFE_INTEGER,logger.warn("Presentation time exceeds safe integer limit and wrapped to max safe integer in parsing emsg box")),o=readUint32(e,d),d+=4,l=readUint32(e,d),d+=4;"\0"!==bin2str(e.subarray(d,d+1));)r+=bin2str(e.subarray(d,d+1)),d+=1;for(r+=bin2str(e.subarray(d,d+1)),d+=1;"\0"!==bin2str(e.subarray(d,d+1));)i+=bin2str(e.subarray(d,d+1)),d+=1;i+=bin2str(e.subarray(d,d+1)),d+=1}return{schemeIdUri:r,value:i,timeScale:s,presentationTime:a,presentationTimeDelta:n,eventDuration:o,id:l,payload:e.subarray(d,e.byteLength)}}function mp4Box(e,...t){const r=t.length;let i=8,s=r;for(;s--;)i+=t[s].byteLength;const n=new Uint8Array(i);for(n[0]=i>>24&255,n[1]=i>>16&255,n[2]=i>>8&255,n[3]=255&i,n.set(e,4),s=0,i=8;s<r;s++)n.set(t[s],i),i+=t[s].byteLength;return n}function mp4pssh(e,t,r){if(16!==e.byteLength)throw new RangeError("Invalid system id");let i,s,n;if(t){i=1,s=new Uint8Array(16*t.length);for(let e=0;e<t.length;e++){const r=t[e];if(16!==r.byteLength)throw new RangeError("Invalid key");s.set(r,16*e)}}else i=0,s=new Uint8Array;i>0?(n=new Uint8Array(4),t.length>0&&new DataView(n.buffer).setUint32(0,t.length,!1)):n=new Uint8Array;const a=new Uint8Array(4);return r&&r.byteLength>0&&new DataView(a.buffer).setUint32(0,r.byteLength,!1),mp4Box([112,115,115,104],new Uint8Array([i,0,0,0]),e,n,s,a,r||new Uint8Array)}function parsePssh(e){if(!(e instanceof ArrayBuffer)||e.byteLength<32)return null;const t={version:0,systemId:"",kids:null,data:null},r=new DataView(e),i=r.getUint32(0);if(e.byteLength!==i&&i>44)return null;if(1886614376!==r.getUint32(4))return null;if(t.version=r.getUint32(8)>>>24,t.version>1)return null;t.systemId=Hex.hexDump(new Uint8Array(e,12,16));const s=r.getUint32(28);if(0===t.version){if(i-32<s)return null;t.data=new Uint8Array(e,32,s)}else if(1===t.version){t.kids=[];for(let r=0;r<s;r++)t.kids.push(new Uint8Array(e,32+16*r,16))}return t}let keyUriToKeyIdMap={};class LevelKey{static clearKeyUriToKeyIdMap(){keyUriToKeyIdMap={}}constructor(e,t,r,i=[1],s=null){this.uri=void 0,this.method=void 0,this.keyFormat=void 0,this.keyFormatVersions=void 0,this.encrypted=void 0,this.isCommonEncryption=void 0,this.iv=null,this.key=null,this.keyId=null,this.pssh=null,this.method=e,this.uri=t,this.keyFormat=r,this.keyFormatVersions=i,this.iv=s,this.encrypted=!!e&&"NONE"!==e,this.isCommonEncryption=this.encrypted&&"AES-128"!==e}isSupported(){if(this.method){if("AES-128"===this.method||"NONE"===this.method)return!0;if("identity"===this.keyFormat)return"SAMPLE-AES"===this.method;switch(this.keyFormat){case KeySystemFormats.FAIRPLAY:case KeySystemFormats.WIDEVINE:case KeySystemFormats.PLAYREADY:case KeySystemFormats.CLEARKEY:return-1!==["ISO-23001-7","SAMPLE-AES","SAMPLE-AES-CENC","SAMPLE-AES-CTR"].indexOf(this.method)}}return!1}getDecryptData(e){if(!this.encrypted||!this.uri)return null;if("AES-128"===this.method&&this.uri&&!this.iv){"number"!=typeof e&&("AES-128"!==this.method||this.iv||logger.warn(`missing IV for initialization segment with method="${this.method}" - compliance issue`),e=0);const t=createInitializationVector(e);return new LevelKey(this.method,this.uri,"identity",this.keyFormatVersions,t)}const t=convertDataUriToArrayBytes(this.uri);if(t)switch(this.keyFormat){case KeySystemFormats.WIDEVINE:this.pssh=t,t.length>=22&&(this.keyId=t.subarray(t.length-22,t.length-6));break;case KeySystemFormats.PLAYREADY:{const e=new Uint8Array([154,4,240,121,152,64,66,134,171,146,230,91,224,136,95,149]);this.pssh=mp4pssh(e,null,t);const r=new Uint16Array(t.buffer,t.byteOffset,t.byteLength/2),i=String.fromCharCode.apply(null,Array.from(r)),s=i.substring(i.indexOf("<"),i.length),n=(new DOMParser).parseFromString(s,"text/xml").getElementsByTagName("KID")[0];if(n){const e=n.childNodes[0]?n.childNodes[0].nodeValue:n.getAttribute("VALUE");if(e){const t=base64Decode(e).subarray(0,16);changeEndianness(t),this.keyId=t}}break}default:{let e=t.subarray(0,16);if(16!==e.length){const t=new Uint8Array(16);t.set(e,16-e.length),e=t}this.keyId=e;break}}if(!this.keyId||16!==this.keyId.byteLength){let e=keyUriToKeyIdMap[this.uri];if(!e){const t=Object.keys(keyUriToKeyIdMap).length%Number.MAX_SAFE_INTEGER;e=new Uint8Array(16);new DataView(e.buffer,12,4).setUint32(0,t),keyUriToKeyIdMap[this.uri]=e}this.keyId=e}return this}}function createInitializationVector(e){const t=new Uint8Array(16);for(let r=12;r<16;r++)t[r]=e>>8*(15-r)&255;return t}const VARIABLE_REPLACEMENT_REGEX=/\{\$([a-zA-Z0-9-_]+)\}/g;function hasVariableReferences(e){return VARIABLE_REPLACEMENT_REGEX.test(e)}function substituteVariablesInAttributes(e,t,r){if(null!==e.variableList||e.hasVariableRefs)for(let i=r.length;i--;){const s=r[i],n=t[s];n&&(t[s]=substituteVariables(e,n))}}function substituteVariables(e,t){if(null!==e.variableList||e.hasVariableRefs){const r=e.variableList;return t.replace(VARIABLE_REPLACEMENT_REGEX,(t=>{const i=t.substring(2,t.length-1),s=null==r?void 0:r[i];return void 0===s?(e.playlistParsingError||(e.playlistParsingError=new Error(`Missing preceding EXT-X-DEFINE tag for Variable Reference: "${i}"`)),t):s}))}return t}function addVariableDefinition(e,t,r){let i,s,n=e.variableList;if(n||(e.variableList=n={}),"QUERYPARAM"in t){i=t.QUERYPARAM;try{const e=new self.URL(r).searchParams;if(!e.has(i))throw new Error(`"${i}" does not match any query parameter in URI: "${r}"`);s=e.get(i)}catch(a){e.playlistParsingError||(e.playlistParsingError=new Error(`EXT-X-DEFINE QUERYPARAM: ${a.message}`))}}else i=t.NAME,s=t.VALUE;i in n?e.playlistParsingError||(e.playlistParsingError=new Error(`EXT-X-DEFINE duplicate Variable Name declarations: "${i}"`)):n[i]=s||""}function importVariableDefinition(e,t,r){const i=t.IMPORT;if(r&&i in r){let t=e.variableList;t||(e.variableList=t={}),t[i]=r[i]}else e.playlistParsingError||(e.playlistParsingError=new Error(`EXT-X-DEFINE IMPORT attribute not found in Multivariant Playlist: "${i}"`))}function getMediaSource(e=!0){if("undefined"==typeof self)return;return(e||!self.MediaSource)&&self.ManagedMediaSource||self.MediaSource||self.WebKitMediaSource}const sampleEntryCodesISO={audio:{a3ds:1,"ac-3":.95,"ac-4":1,alac:.9,alaw:1,dra1:1,"dts+":1,"dts-":1,dtsc:1,dtse:1,dtsh:1,"ec-3":.9,enca:1,fLaC:.9,flac:.9,FLAC:.9,g719:1,g726:1,m4ae:1,mha1:1,mha2:1,mhm1:1,mhm2:1,mlpa:1,mp4a:1,"raw ":1,Opus:1,opus:1,samr:1,sawb:1,sawp:1,sevc:1,sqcp:1,ssmv:1,twos:1,ulaw:1},video:{avc1:1,avc2:1,avc3:1,avc4:1,avcp:1,av01:.8,drac:1,dva1:1,dvav:1,dvh1:.7,dvhe:.7,encv:1,hev1:.75,hvc1:.75,mjp2:1,mp4v:1,mvc1:1,mvc2:1,mvc3:1,mvc4:1,resv:1,rv60:1,s263:1,svc1:1,svc2:1,"vc-1":1,vp08:1,vp09:.9},text:{stpp:1,wvtt:1}};function isCodecType(e,t){const r=sampleEntryCodesISO[t];return!!r&&!!r[e.slice(0,4)]}function areCodecsMediaSourceSupported(e,t,r=!0){return!e.split(",").some((e=>!isCodecMediaSourceSupported(e,t,r)))}function isCodecMediaSourceSupported(e,t,r=!0){var i;const s=getMediaSource(r);return null!=(i=null==s?void 0:s.isTypeSupported(mimeTypeForCodec(e,t)))&&i}function mimeTypeForCodec(e,t){return`${t}/mp4;codecs="${e}"`}function videoCodecPreferenceValue(e){if(e){const t=e.substring(0,4);return sampleEntryCodesISO.video[t]}return 2}function codecsSetSelectionPreferenceValue(e){return e.split(",").reduce(((e,t)=>{const r=sampleEntryCodesISO.video[t];return r?(2*r+e)/(e?3:2):(sampleEntryCodesISO.audio[t]+e)/(e?2:1)}),0)}const CODEC_COMPATIBLE_NAMES={};function getCodecCompatibleNameLower(e,t=!0){if(CODEC_COMPATIBLE_NAMES[e])return CODEC_COMPATIBLE_NAMES[e];const r={flac:["flac","fLaC","FLAC"],opus:["opus","Opus"]}[e];for(let i=0;i<r.length;i++)if(isCodecMediaSourceSupported(r[i],"audio",t))return CODEC_COMPATIBLE_NAMES[e]=r[i],r[i];return e}const AUDIO_CODEC_REGEXP=/flac|opus/i;function getCodecCompatibleName(e,t=!0){return e.replace(AUDIO_CODEC_REGEXP,(e=>getCodecCompatibleNameLower(e.toLowerCase(),t)))}function pickMostCompleteCodecName(e,t){return e&&"mp4a"!==e?e:t}function convertAVC1ToAVCOTI(e){const t=e.split(".");if(t.length>2){let e=t.shift()+".";return e+=parseInt(t.shift()).toString(16),e+=("000"+parseInt(t.shift()).toString(16)).slice(-4),e}return e}const MASTER_PLAYLIST_REGEX=/#EXT-X-STREAM-INF:([^\r\n]*)(?:[\r\n](?:#[^\r\n]*)?)*([^\r\n]+)|#EXT-X-(SESSION-DATA|SESSION-KEY|DEFINE|CONTENT-STEERING|START):([^\r\n]*)[\r\n]+/g,MASTER_PLAYLIST_MEDIA_REGEX=/#EXT-X-MEDIA:(.*)/g,IS_MEDIA_PLAYLIST=/^#EXT(?:INF|-X-TARGETDURATION):/m,LEVEL_PLAYLIST_REGEX_FAST=new RegExp([/#EXTINF:\s*(\d*(?:\.\d+)?)(?:,(.*)\s+)?/.source,/(?!#) *(\S[\S ]*)/.source,/#EXT-X-BYTERANGE:*(.+)/.source,/#EXT-X-PROGRAM-DATE-TIME:(.+)/.source,/#.*/.source].join("|"),"g"),LEVEL_PLAYLIST_REGEX_SLOW=new RegExp([/#(EXTM3U)/.source,/#EXT-X-(DATERANGE|DEFINE|KEY|MAP|PART|PART-INF|PLAYLIST-TYPE|PRELOAD-HINT|RENDITION-REPORT|SERVER-CONTROL|SKIP|START):(.+)/.source,/#EXT-X-(BITRATE|DISCONTINUITY-SEQUENCE|MEDIA-SEQUENCE|TARGETDURATION|VERSION): *(\d+)/.source,/#EXT-X-(DISCONTINUITY|ENDLIST|GAP|INDEPENDENT-SEGMENTS)/.source,/(#)([^:]*):(.*)/.source,/(#)(.*)(?:.*)\r?\n?/.source].join("|"));class M3U8Parser{static findGroup(e,t){for(let r=0;r<e.length;r++){const i=e[r];if(i.id===t)return i}}static resolve(e,t){return urlToolkitExports.buildAbsoluteURL(t,e,{alwaysNormalize:!0})}static isMediaPlaylist(e){return IS_MEDIA_PLAYLIST.test(e)}static parseMasterPlaylist(e,t){const r={contentSteering:null,levels:[],playlistParsingError:null,sessionData:null,sessionKeys:null,startTimeOffset:null,variableList:null,hasVariableRefs:hasVariableReferences(e)},i=[];let s;for(MASTER_PLAYLIST_REGEX.lastIndex=0;null!=(s=MASTER_PLAYLIST_REGEX.exec(e));)if(s[1]){var n;const e=new AttrList(s[1]);substituteVariablesInAttributes(r,e,["CODECS","SUPPLEMENTAL-CODECS","ALLOWED-CPC","PATHWAY-ID","STABLE-VARIANT-ID","AUDIO","VIDEO","SUBTITLES","CLOSED-CAPTIONS","NAME"]);const a=substituteVariables(r,s[2]),o={attrs:e,bitrate:e.decimalInteger("BANDWIDTH")||e.decimalInteger("AVERAGE-BANDWIDTH"),name:e.NAME,url:M3U8Parser.resolve(a,t)},l=e.decimalResolution("RESOLUTION");l&&(o.width=l.width,o.height=l.height),setCodecs(e.CODECS,o),null!=(n=o.unknownCodecs)&&n.length||i.push(o),r.levels.push(o)}else if(s[3]){const e=s[3],i=s[4];switch(e){case"SESSION-DATA":{const e=new AttrList(i);substituteVariablesInAttributes(r,e,["DATA-ID","LANGUAGE","VALUE","URI"]);const t=e["DATA-ID"];t&&(null===r.sessionData&&(r.sessionData={}),r.sessionData[t]=e);break}case"SESSION-KEY":{const e=parseKey(i,t,r);e.encrypted&&e.isSupported()?(null===r.sessionKeys&&(r.sessionKeys=[]),r.sessionKeys.push(e)):logger.warn(`[Keys] Ignoring invalid EXT-X-SESSION-KEY tag: "${i}"`);break}case"DEFINE":{const e=new AttrList(i);substituteVariablesInAttributes(r,e,["NAME","VALUE","QUERYPARAM"]),addVariableDefinition(r,e,t)}break;case"CONTENT-STEERING":{const e=new AttrList(i);substituteVariablesInAttributes(r,e,["SERVER-URI","PATHWAY-ID"]),r.contentSteering={uri:M3U8Parser.resolve(e["SERVER-URI"],t),pathwayId:e["PATHWAY-ID"]||"."};break}case"START":r.startTimeOffset=parseStartTimeOffset(i)}}const a=i.length>0&&i.length<r.levels.length;return r.levels=a?i:r.levels,0===r.levels.length&&(r.playlistParsingError=new Error("no levels found in manifest")),r}static parseMasterPlaylistMedia(e,t,r){let i;const s={},n=r.levels,a={AUDIO:n.map((e=>({id:e.attrs.AUDIO,audioCodec:e.audioCodec}))),SUBTITLES:n.map((e=>({id:e.attrs.SUBTITLES,textCodec:e.textCodec}))),"CLOSED-CAPTIONS":[]};let o=0;for(MASTER_PLAYLIST_MEDIA_REGEX.lastIndex=0;null!==(i=MASTER_PLAYLIST_MEDIA_REGEX.exec(e));){const e=new AttrList(i[1]),n=e.TYPE;if(n){const i=a[n],l=s[n]||[];s[n]=l,substituteVariablesInAttributes(r,e,["URI","GROUP-ID","LANGUAGE","ASSOC-LANGUAGE","STABLE-RENDITION-ID","NAME","INSTREAM-ID","CHARACTERISTICS","CHANNELS"]);const d=e.LANGUAGE,c=e["ASSOC-LANGUAGE"],h=e.CHANNELS,u=e.CHARACTERISTICS,f=e["INSTREAM-ID"],g={attrs:e,bitrate:0,id:o++,groupId:e["GROUP-ID"]||"",name:e.NAME||d||"",type:n,default:e.bool("DEFAULT"),autoselect:e.bool("AUTOSELECT"),forced:e.bool("FORCED"),lang:d,url:e.URI?M3U8Parser.resolve(e.URI,t):""};if(c&&(g.assocLang=c),h&&(g.channels=h),u&&(g.characteristics=u),f&&(g.instreamId=f),null!=i&&i.length){const e=M3U8Parser.findGroup(i,g.groupId)||i[0];assignCodec(g,e,"audioCodec"),assignCodec(g,e,"textCodec")}l.push(g)}}return s}static parseLevelPlaylist(e,t,r,i,s,n){const a=new LevelDetails(t),o=a.fragments;let l,d,c,h=null,u=0,f=0,g=0,m=0,p=null,y=new Fragment(i,t),E=-1,v=!1,T=null;for(LEVEL_PLAYLIST_REGEX_FAST.lastIndex=0,a.m3u8=e,a.hasVariableRefs=hasVariableReferences(e);null!==(l=LEVEL_PLAYLIST_REGEX_FAST.exec(e));){v&&(v=!1,y=new Fragment(i,t),y.start=g,y.sn=u,y.cc=m,y.level=r,h&&(y.initSegment=h,y.rawProgramDateTime=h.rawProgramDateTime,h.rawProgramDateTime=null,T&&(y.setByteRange(T),T=null)));const e=l[1];if(e){y.duration=parseFloat(e);const t=(" "+l[2]).slice(1);y.title=t||null,y.tagList.push(t?["INF",e,t]:["INF",e])}else if(l[3]){if(isFiniteNumber(y.duration)){y.start=g,c&&setFragLevelKeys(y,c,a),y.sn=u,y.level=r,y.cc=m,o.push(y);const e=(" "+l[3]).slice(1);y.relurl=substituteVariables(a,e),assignProgramDateTime(y,p),p=y,g+=y.duration,u++,f=0,v=!0}}else if(l[4]){const e=(" "+l[4]).slice(1);p?y.setByteRange(e,p):y.setByteRange(e)}else if(l[5])y.rawProgramDateTime=(" "+l[5]).slice(1),y.tagList.push(["PROGRAM-DATE-TIME",y.rawProgramDateTime]),-1===E&&(E=o.length);else{if(l=l[0].match(LEVEL_PLAYLIST_REGEX_SLOW),!l){logger.warn("No matches on slow regex match for level playlist!");continue}for(d=1;d<l.length&&void 0===l[d];d++);const e=(" "+l[d]).slice(1),s=(" "+l[d+1]).slice(1),g=l[d+2]?(" "+l[d+2]).slice(1):"";switch(e){case"PLAYLIST-TYPE":a.type=s.toUpperCase();break;case"MEDIA-SEQUENCE":u=a.startSN=parseInt(s);break;case"SKIP":{const e=new AttrList(s);substituteVariablesInAttributes(a,e,["RECENTLY-REMOVED-DATERANGES"]);const t=e.decimalInteger("SKIPPED-SEGMENTS");if(isFiniteNumber(t)){a.skippedSegments=t;for(let e=t;e--;)o.unshift(null);u+=t}const r=e.enumeratedString("RECENTLY-REMOVED-DATERANGES");r&&(a.recentlyRemovedDateranges=r.split("\t"));break}case"TARGETDURATION":a.targetduration=Math.max(parseInt(s),1);break;case"VERSION":a.version=parseInt(s);break;case"INDEPENDENT-SEGMENTS":case"EXTM3U":break;case"ENDLIST":a.live=!1;break;case"#":(s||g)&&y.tagList.push(g?[s,g]:[s]);break;case"DISCONTINUITY":m++,y.tagList.push(["DIS"]);break;case"GAP":y.gap=!0,y.tagList.push([e]);break;case"BITRATE":y.tagList.push([e,s]);break;case"DATERANGE":{const e=new AttrList(s);substituteVariablesInAttributes(a,e,["ID","CLASS","START-DATE","END-DATE","SCTE35-CMD","SCTE35-OUT","SCTE35-IN"]),substituteVariablesInAttributes(a,e,e.clientAttrs);const t=new DateRange(e,a.dateRanges[e.ID]);t.isValid||a.skippedSegments?a.dateRanges[t.id]=t:logger.warn(`Ignoring invalid DATERANGE tag: "${s}"`),y.tagList.push(["EXT-X-DATERANGE",s]);break}case"DEFINE":{const e=new AttrList(s);substituteVariablesInAttributes(a,e,["NAME","VALUE","IMPORT","QUERYPARAM"]),"IMPORT"in e?importVariableDefinition(a,e,n):addVariableDefinition(a,e,t)}break;case"DISCONTINUITY-SEQUENCE":m=parseInt(s);break;case"KEY":{const e=parseKey(s,t,a);if(e.isSupported()){if("NONE"===e.method){c=void 0;break}c||(c={}),c[e.keyFormat]&&(c=_extends({},c)),c[e.keyFormat]=e}else logger.warn(`[Keys] Ignoring invalid EXT-X-KEY tag: "${s}"`);break}case"START":a.startTimeOffset=parseStartTimeOffset(s);break;case"MAP":{const e=new AttrList(s);if(substituteVariablesInAttributes(a,e,["BYTERANGE","URI"]),y.duration){const s=new Fragment(i,t);setInitSegment(s,e,r,c),h=s,y.initSegment=h,h.rawProgramDateTime&&!y.rawProgramDateTime&&(y.rawProgramDateTime=h.rawProgramDateTime)}else{const t=y.byteRangeEndOffset;if(t){const e=y.byteRangeStartOffset;T=`${t-e}@${e}`}else T=null;setInitSegment(y,e,r,c),h=y,v=!0}break}case"SERVER-CONTROL":{const e=new AttrList(s);a.canBlockReload=e.bool("CAN-BLOCK-RELOAD"),a.canSkipUntil=e.optionalFloat("CAN-SKIP-UNTIL",0),a.canSkipDateRanges=a.canSkipUntil>0&&e.bool("CAN-SKIP-DATERANGES"),a.partHoldBack=e.optionalFloat("PART-HOLD-BACK",0),a.holdBack=e.optionalFloat("HOLD-BACK",0);break}case"PART-INF":{const e=new AttrList(s);a.partTarget=e.decimalFloatingPoint("PART-TARGET");break}case"PART":{let e=a.partList;e||(e=a.partList=[]);const r=f>0?e[e.length-1]:void 0,i=f++,n=new AttrList(s);substituteVariablesInAttributes(a,n,["BYTERANGE","URI"]);const o=new Part(n,y,t,i,r);e.push(o),y.duration+=o.duration;break}case"PRELOAD-HINT":{const e=new AttrList(s);substituteVariablesInAttributes(a,e,["URI"]),a.preloadHint=e;break}case"RENDITION-REPORT":{const e=new AttrList(s);substituteVariablesInAttributes(a,e,["URI"]),a.renditionReports=a.renditionReports||[],a.renditionReports.push(e);break}default:logger.warn(`line parsed but not handled: ${l}`)}}}p&&!p.relurl?(o.pop(),g-=p.duration,a.partList&&(a.fragmentHint=p)):a.partList&&(assignProgramDateTime(y,p),y.cc=m,a.fragmentHint=y,c&&setFragLevelKeys(y,c,a));const S=o.length,L=o[0],A=o[S-1];if(g+=a.skippedSegments*a.targetduration,g>0&&S&&A){a.averagetargetduration=g/S;const e=A.sn;a.endSN="initSegment"!==e?e:0,a.live||(A.endList=!0),L&&(a.startCC=L.cc)}else a.endSN=0,a.startCC=0;return a.fragmentHint&&(g+=a.fragmentHint.duration),a.totalduration=g,a.endCC=m,E>0&&backfillProgramDateTimes(o,E),a}}function parseKey(e,t,r){var i,s;const n=new AttrList(e);substituteVariablesInAttributes(r,n,["KEYFORMAT","KEYFORMATVERSIONS","URI","IV","URI"]);const a=null!=(i=n.METHOD)?i:"",o=n.URI,l=n.hexadecimalInteger("IV"),d=n.KEYFORMATVERSIONS,c=null!=(s=n.KEYFORMAT)?s:"identity";o&&n.IV&&!l&&logger.error(`Invalid IV: ${n.IV}`);const h=o?M3U8Parser.resolve(o,t):"",u=(d||"1").split("/").map(Number).filter(Number.isFinite);return new LevelKey(a,h,c,u,l)}function parseStartTimeOffset(e){const t=new AttrList(e).decimalFloatingPoint("TIME-OFFSET");return isFiniteNumber(t)?t:null}function setCodecs(e,t){let r=(e||"").split(/[ ,]+/).filter((e=>e));["video","audio","text"].forEach((e=>{const i=r.filter((t=>isCodecType(t,e)));i.length&&(t[`${e}Codec`]=i.join(","),r=r.filter((e=>-1===i.indexOf(e))))})),t.unknownCodecs=r}function assignCodec(e,t,r){const i=t[r];i&&(e[r]=i)}function backfillProgramDateTimes(e,t){let r=e[t];for(let i=t;i--;){const t=e[i];if(!t)return;t.programDateTime=r.programDateTime-1e3*t.duration,r=t}}function assignProgramDateTime(e,t){e.rawProgramDateTime?e.programDateTime=Date.parse(e.rawProgramDateTime):null!=t&&t.programDateTime&&(e.programDateTime=t.endProgramDateTime),isFiniteNumber(e.programDateTime)||(e.programDateTime=null,e.rawProgramDateTime=null)}function setInitSegment(e,t,r,i){e.relurl=t.URI,t.BYTERANGE&&e.setByteRange(t.BYTERANGE),e.level=r,e.sn="initSegment",i&&(e.levelkeys=i),e.initSegment=null}function setFragLevelKeys(e,t,r){e.levelkeys=t;const{encryptedFragments:i}=r;i.length&&i[i.length-1].levelkeys===t||!Object.keys(t).some((e=>t[e].isCommonEncryption))||i.push(e)}var PlaylistContextType={MANIFEST:"manifest",LEVEL:"level",AUDIO_TRACK:"audioTrack",SUBTITLE_TRACK:"subtitleTrack"},PlaylistLevelType={MAIN:"main",AUDIO:"audio",SUBTITLE:"subtitle"};function mapContextToLevelType(e){const{type:t}=e;switch(t){case PlaylistContextType.AUDIO_TRACK:return PlaylistLevelType.AUDIO;case PlaylistContextType.SUBTITLE_TRACK:return PlaylistLevelType.SUBTITLE;default:return PlaylistLevelType.MAIN}}function getResponseUrl(e,t){let r=e.url;return void 0!==r&&0!==r.indexOf("data:")||(r=t.url),r}class PlaylistLoader{constructor(e){this.hls=void 0,this.loaders=Object.create(null),this.variableList=null,this.hls=e,this.registerListeners()}startLoad(e){}stopLoad(){this.destroyInternalLoaders()}registerListeners(){const{hls:e}=this;e.on(Events.MANIFEST_LOADING,this.onManifestLoading,this),e.on(Events.LEVEL_LOADING,this.onLevelLoading,this),e.on(Events.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),e.on(Events.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)}unregisterListeners(){const{hls:e}=this;e.off(Events.MANIFEST_LOADING,this.onManifestLoading,this),e.off(Events.LEVEL_LOADING,this.onLevelLoading,this),e.off(Events.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),e.off(Events.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)}createInternalLoader(e){const t=this.hls.config,r=t.pLoader,i=t.loader,s=new(r||i)(t);return this.loaders[e.type]=s,s}getInternalLoader(e){return this.loaders[e.type]}resetInternalLoader(e){this.loaders[e]&&delete this.loaders[e]}destroyInternalLoaders(){for(const e in this.loaders){const t=this.loaders[e];t&&t.destroy(),this.resetInternalLoader(e)}}destroy(){this.variableList=null,this.unregisterListeners(),this.destroyInternalLoaders()}onManifestLoading(e,t){const{url:r}=t;this.variableList=null,this.load({id:null,level:0,responseType:"text",type:PlaylistContextType.MANIFEST,url:r,deliveryDirectives:null})}onLevelLoading(e,t){const{id:r,level:i,pathwayId:s,url:n,deliveryDirectives:a}=t;this.load({id:r,level:i,pathwayId:s,responseType:"text",type:PlaylistContextType.LEVEL,url:n,deliveryDirectives:a})}onAudioTrackLoading(e,t){const{id:r,groupId:i,url:s,deliveryDirectives:n}=t;this.load({id:r,groupId:i,level:null,responseType:"text",type:PlaylistContextType.AUDIO_TRACK,url:s,deliveryDirectives:n})}onSubtitleTrackLoading(e,t){const{id:r,groupId:i,url:s,deliveryDirectives:n}=t;this.load({id:r,groupId:i,level:null,responseType:"text",type:PlaylistContextType.SUBTITLE_TRACK,url:s,deliveryDirectives:n})}load(e){var t;const r=this.hls.config;let i,s=this.getInternalLoader(e);if(s){const t=s.context;if(t&&t.url===e.url&&t.level===e.level)return void logger.trace("[playlist-loader]: playlist request ongoing");logger.log(`[playlist-loader]: aborting previous loader for type: ${e.type}`),s.abort()}if(i=e.type===PlaylistContextType.MANIFEST?r.manifestLoadPolicy.default:_extends({},r.playlistLoadPolicy.default,{timeoutRetry:null,errorRetry:null}),s=this.createInternalLoader(e),isFiniteNumber(null==(t=e.deliveryDirectives)?void 0:t.part)){let t;if(e.type===PlaylistContextType.LEVEL&&null!==e.level?t=this.hls.levels[e.level].details:e.type===PlaylistContextType.AUDIO_TRACK&&null!==e.id?t=this.hls.audioTracks[e.id].details:e.type===PlaylistContextType.SUBTITLE_TRACK&&null!==e.id&&(t=this.hls.subtitleTracks[e.id].details),t){const e=t.partTarget,r=t.targetduration;if(e&&r){const t=1e3*Math.max(3*e,.8*r);i=_extends({},i,{maxTimeToFirstByteMs:Math.min(t,i.maxTimeToFirstByteMs),maxLoadTimeMs:Math.min(t,i.maxTimeToFirstByteMs)})}}}const n=i.errorRetry||i.timeoutRetry||{},a={loadPolicy:i,timeout:i.maxLoadTimeMs,maxRetry:n.maxNumRetry||0,retryDelay:n.retryDelayMs||0,maxRetryDelay:n.maxRetryDelayMs||0},o={onSuccess:(e,t,r,i)=>{const s=this.getInternalLoader(r);this.resetInternalLoader(r.type);const n=e.data;0===n.indexOf("#EXTM3U")?(t.parsing.start=performance.now(),M3U8Parser.isMediaPlaylist(n)?this.handleTrackOrLevelPlaylist(e,t,r,i||null,s):this.handleMasterPlaylist(e,t,r,i)):this.handleManifestParsingError(e,r,new Error("no EXTM3U delimiter"),i||null,t)},onError:(e,t,r,i)=>{this.handleNetworkError(t,r,!1,e,i)},onTimeout:(e,t,r)=>{this.handleNetworkError(t,r,!0,void 0,e)}};s.load(e,a,o)}handleMasterPlaylist(e,t,r,i){const s=this.hls,n=e.data,a=getResponseUrl(e,r),o=M3U8Parser.parseMasterPlaylist(n,a);if(o.playlistParsingError)return void this.handleManifestParsingError(e,r,o.playlistParsingError,i,t);const{contentSteering:l,levels:d,sessionData:c,sessionKeys:h,startTimeOffset:u,variableList:f}=o;this.variableList=f;const{AUDIO:g=[],SUBTITLES:m,"CLOSED-CAPTIONS":p}=M3U8Parser.parseMasterPlaylistMedia(n,a,o);if(g.length){g.some((e=>!e.url))||!d[0].audioCodec||d[0].attrs.AUDIO||(logger.log("[playlist-loader]: audio codec signaled in quality level, but no embedded audio track signaled, create one"),g.unshift({type:"main",name:"main",groupId:"main",default:!1,autoselect:!1,forced:!1,id:-1,attrs:new AttrList({}),bitrate:0,url:""}))}s.trigger(Events.MANIFEST_LOADED,{levels:d,audioTracks:g,subtitles:m,captions:p,contentSteering:l,url:a,stats:t,networkDetails:i,sessionData:c,sessionKeys:h,startTimeOffset:u,variableList:f})}handleTrackOrLevelPlaylist(e,t,r,i,s){const n=this.hls,{id:a,level:o,type:l}=r,d=getResponseUrl(e,r),c=isFiniteNumber(o)?o:isFiniteNumber(a)?a:0,h=mapContextToLevelType(r),u=M3U8Parser.parseLevelPlaylist(e.data,d,c,h,0,this.variableList);if(l===PlaylistContextType.MANIFEST){const e={attrs:new AttrList({}),bitrate:0,details:u,name:"",url:d};n.trigger(Events.MANIFEST_LOADED,{levels:[e],audioTracks:[],url:d,stats:t,networkDetails:i,sessionData:null,sessionKeys:null,contentSteering:null,startTimeOffset:null,variableList:null})}t.parsing.end=performance.now(),r.levelDetails=u,this.handlePlaylistLoaded(u,e,t,r,i,s)}handleManifestParsingError(e,t,r,i,s){this.hls.trigger(Events.ERROR,{type:ErrorTypes.NETWORK_ERROR,details:ErrorDetails.MANIFEST_PARSING_ERROR,fatal:t.type===PlaylistContextType.MANIFEST,url:e.url,err:r,error:r,reason:r.message,response:e,context:t,networkDetails:i,stats:s})}handleNetworkError(e,t,r=!1,i,s){let n=`A network ${r?"timeout":"error"+(i?" (status "+i.code+")":"")} occurred while loading ${e.type}`;e.type===PlaylistContextType.LEVEL?n+=`: ${e.level} id: ${e.id}`:e.type!==PlaylistContextType.AUDIO_TRACK&&e.type!==PlaylistContextType.SUBTITLE_TRACK||(n+=` id: ${e.id} group-id: "${e.groupId}"`);const a=new Error(n);logger.warn(`[playlist-loader]: ${n}`);let o=ErrorDetails.UNKNOWN,l=!1;const d=this.getInternalLoader(e);switch(e.type){case PlaylistContextType.MANIFEST:o=r?ErrorDetails.MANIFEST_LOAD_TIMEOUT:ErrorDetails.MANIFEST_LOAD_ERROR,l=!0;break;case PlaylistContextType.LEVEL:o=r?ErrorDetails.LEVEL_LOAD_TIMEOUT:ErrorDetails.LEVEL_LOAD_ERROR,l=!1;break;case PlaylistContextType.AUDIO_TRACK:o=r?ErrorDetails.AUDIO_TRACK_LOAD_TIMEOUT:ErrorDetails.AUDIO_TRACK_LOAD_ERROR,l=!1;break;case PlaylistContextType.SUBTITLE_TRACK:o=r?ErrorDetails.SUBTITLE_TRACK_LOAD_TIMEOUT:ErrorDetails.SUBTITLE_LOAD_ERROR,l=!1}d&&this.resetInternalLoader(e.type);const c={type:ErrorTypes.NETWORK_ERROR,details:o,fatal:l,url:e.url,loader:d,context:e,error:a,networkDetails:t,stats:s};if(i){const r=(null==t?void 0:t.url)||e.url;c.response=_objectSpread2({url:r,data:void 0},i)}this.hls.trigger(Events.ERROR,c)}handlePlaylistLoaded(e,t,r,i,s,n){const a=this.hls,{type:o,level:l,id:d,groupId:c,deliveryDirectives:h}=i,u=getResponseUrl(t,i),f=mapContextToLevelType(i),g="number"==typeof i.level&&f===PlaylistLevelType.MAIN?l:void 0;if(!e.fragments.length){const e=new Error("No Segments found in Playlist");return void a.trigger(Events.ERROR,{type:ErrorTypes.NETWORK_ERROR,details:ErrorDetails.LEVEL_EMPTY_ERROR,fatal:!1,url:u,error:e,reason:e.message,response:t,context:i,level:g,parent:f,networkDetails:s,stats:r})}e.targetduration||(e.playlistParsingError=new Error("Missing Target Duration"));const m=e.playlistParsingError;if(m)a.trigger(Events.ERROR,{type:ErrorTypes.NETWORK_ERROR,details:ErrorDetails.LEVEL_PARSING_ERROR,fatal:!1,url:u,error:m,reason:m.message,response:t,context:i,level:g,parent:f,networkDetails:s,stats:r});else switch(e.live&&n&&(n.getCacheAge&&(e.ageHeader=n.getCacheAge()||0),n.getCacheAge&&!isNaN(e.ageHeader)||(e.ageHeader=0)),o){case PlaylistContextType.MANIFEST:case PlaylistContextType.LEVEL:a.trigger(Events.LEVEL_LOADED,{details:e,level:g||0,id:d||0,stats:r,networkDetails:s,deliveryDirectives:h});break;case PlaylistContextType.AUDIO_TRACK:a.trigger(Events.AUDIO_TRACK_LOADED,{details:e,id:d||0,groupId:c||"",stats:r,networkDetails:s,deliveryDirectives:h});break;case PlaylistContextType.SUBTITLE_TRACK:a.trigger(Events.SUBTITLE_TRACK_LOADED,{details:e,id:d||0,groupId:c||"",stats:r,networkDetails:s,deliveryDirectives:h})}}}function sendAddTrackEvent(e,t){let r;try{r=new Event("addtrack")}catch(i){r=document.createEvent("Event"),r.initEvent("addtrack",!1,!1)}r.track=e,t.dispatchEvent(r)}function addCueToTrack(e,t){const r=e.mode;if("disabled"===r&&(e.mode="hidden"),e.cues&&!e.cues.getCueById(t.id))try{if(e.addCue(t),!e.cues.getCueById(t.id))throw new Error(`addCue is failed for: ${t}`)}catch(i){logger.debug(`[texttrack-utils]: ${i}`);try{const r=new self.TextTrackCue(t.startTime,t.endTime,t.text);r.id=t.id,e.addCue(r)}catch(s){logger.debug(`[texttrack-utils]: Legacy TextTrackCue fallback failed: ${s}`)}}"disabled"===r&&(e.mode=r)}function clearCurrentCues(e){const t=e.mode;if("disabled"===t&&(e.mode="hidden"),e.cues)for(let r=e.cues.length;r--;)e.removeCue(e.cues[r]);"disabled"===t&&(e.mode=t)}function removeCuesInRange(e,t,r,i){const s=e.mode;if("disabled"===s&&(e.mode="hidden"),e.cues&&e.cues.length>0){const s=getCuesInRange(e.cues,t,r);for(let t=0;t<s.length;t++)i&&!i(s[t])||e.removeCue(s[t])}"disabled"===s&&(e.mode=s)}function getFirstCueIndexAfterTime(e,t){if(t<e[0].startTime)return 0;const r=e.length-1;if(t>e[r].endTime)return-1;let i=0,s=r;for(;i<=s;){const n=Math.floor((s+i)/2);if(t<e[n].startTime)s=n-1;else{if(!(t>e[n].startTime&&i<r))return n;i=n+1}}return e[i].startTime-t<t-e[s].startTime?i:s}function getCuesInRange(e,t,r){const i=[],s=getFirstCueIndexAfterTime(e,t);if(s>-1)for(let n=s,a=e.length;n<a;n++){const s=e[n];if(s.startTime>=t&&s.endTime<=r)i.push(s);else if(s.startTime>r)return i}return i}function filterSubtitleTracks(e){const t=[];for(let r=0;r<e.length;r++){const i=e[r];"subtitles"!==i.kind&&"captions"!==i.kind||!i.label||t.push(e[r])}return t}var MetadataSchema={audioId3:"org.id3",dateRange:"com.apple.quicktime.HLS",emsg:"https://aomedia.org/emsg/ID3"};const MIN_CUE_DURATION=.25;function getCueClass(){if("undefined"!=typeof self)return self.VTTCue||self.TextTrackCue}function createCueWithDataFields(e,t,r,i,s){let n=new e(t,r,"");try{n.value=i,s&&(n.type=s)}catch(a){n=new e(t,r,JSON.stringify(s?_objectSpread2({type:s},i):i))}return n}const MAX_CUE_ENDTIME=(()=>{const e=getCueClass();try{e&&new e(0,Number.POSITIVE_INFINITY,"")}catch(t){return Number.MAX_VALUE}return Number.POSITIVE_INFINITY})();function dateRangeDateToTimelineSeconds(e,t){return e.getTime()/1e3-t}function hexToArrayBuffer(e){return Uint8Array.from(e.replace(/^0x/,"").replace(/([\da-fA-F]{2}) ?/g,"0x$1 ").replace(/ +$/,"").split(" ")).buffer}class ID3TrackController{constructor(e){this.hls=void 0,this.id3Track=null,this.media=null,this.dateRangeCuesAppended={},this.hls=e,this._registerListeners()}destroy(){this._unregisterListeners(),this.id3Track=null,this.media=null,this.dateRangeCuesAppended={},this.hls=null}_registerListeners(){const{hls:e}=this;e.on(Events.MEDIA_ATTACHED,this.onMediaAttached,this),e.on(Events.MEDIA_DETACHING,this.onMediaDetaching,this),e.on(Events.MANIFEST_LOADING,this.onManifestLoading,this),e.on(Events.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),e.on(Events.BUFFER_FLUSHING,this.onBufferFlushing,this),e.on(Events.LEVEL_UPDATED,this.onLevelUpdated,this)}_unregisterListeners(){const{hls:e}=this;e.off(Events.MEDIA_ATTACHED,this.onMediaAttached,this),e.off(Events.MEDIA_DETACHING,this.onMediaDetaching,this),e.off(Events.MANIFEST_LOADING,this.onManifestLoading,this),e.off(Events.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),e.off(Events.BUFFER_FLUSHING,this.onBufferFlushing,this),e.off(Events.LEVEL_UPDATED,this.onLevelUpdated,this)}onMediaAttached(e,t){this.media=t.media}onMediaDetaching(){this.id3Track&&(clearCurrentCues(this.id3Track),this.id3Track=null,this.media=null,this.dateRangeCuesAppended={})}onManifestLoading(){this.dateRangeCuesAppended={}}createTrack(e){const t=this.getID3Track(e.textTracks);return t.mode="hidden",t}getID3Track(e){if(this.media){for(let t=0;t<e.length;t++){const r=e[t];if("metadata"===r.kind&&"id3"===r.label)return sendAddTrackEvent(r,this.media),r}return this.media.addTextTrack("metadata","id3")}}onFragParsingMetadata(e,t){if(!this.media)return;const{hls:{config:{enableEmsgMetadataCues:r,enableID3MetadataCues:i}}}=this;if(!r&&!i)return;const{samples:s}=t;this.id3Track||(this.id3Track=this.createTrack(this.media));const n=getCueClass();if(n)for(let a=0;a<s.length;a++){const e=s[a].type;if(e===MetadataSchema.emsg&&!r||!i)continue;const t=getID3Frames(s[a].data);if(t){const r=s[a].pts;let i=r+s[a].duration;i>MAX_CUE_ENDTIME&&(i=MAX_CUE_ENDTIME);i-r<=0&&(i=r+MIN_CUE_DURATION);for(let s=0;s<t.length;s++){const a=t[s];if(!isTimeStampFrame(a)){this.updateId3CueEnds(r,e);const t=createCueWithDataFields(n,r,i,a,e);t&&this.id3Track.addCue(t)}}}}}updateId3CueEnds(e,t){var r;const i=null==(r=this.id3Track)?void 0:r.cues;if(i)for(let s=i.length;s--;){const r=i[s];r.type===t&&r.startTime<e&&r.endTime===MAX_CUE_ENDTIME&&(r.endTime=e)}}onBufferFlushing(e,{startOffset:t,endOffset:r,type:i}){const{id3Track:s,hls:n}=this;if(!n)return;const{config:{enableEmsgMetadataCues:a,enableID3MetadataCues:o}}=n;if(s&&(a||o)){let e;e="audio"===i?e=>e.type===MetadataSchema.audioId3&&o:"video"===i?e=>e.type===MetadataSchema.emsg&&a:e=>e.type===MetadataSchema.audioId3&&o||e.type===MetadataSchema.emsg&&a,removeCuesInRange(s,t,r,e)}}onLevelUpdated(e,{details:t}){if(!this.media||!t.hasProgramDateTime||!this.hls.config.enableDateRangeMetadataCues)return;const{dateRangeCuesAppended:r,id3Track:i}=this,{dateRanges:s}=t,n=Object.keys(s);if(i){const e=Object.keys(r).filter((e=>!n.includes(e)));for(let t=e.length;t--;){const s=e[t];Object.keys(r[s].cues).forEach((e=>{i.removeCue(r[s].cues[e])})),delete r[s]}}const a=t.fragments[t.fragments.length-1];if(0===n.length||!isFiniteNumber(null==a?void 0:a.programDateTime))return;this.id3Track||(this.id3Track=this.createTrack(this.media));const o=a.programDateTime/1e3-a.start,l=getCueClass();for(let d=0;d<n.length;d++){const e=n[d],t=s[e],i=dateRangeDateToTimelineSeconds(t.startDate,o),a=r[e],c=(null==a?void 0:a.cues)||{};let h=(null==a?void 0:a.durationKnown)||!1,u=MAX_CUE_ENDTIME;const f=t.endDate;if(f)u=dateRangeDateToTimelineSeconds(f,o),h=!0;else if(t.endOnNext&&!h){const e=n.reduce(((e,r)=>{if(r!==t.id){const i=s[r];if(i.class===t.class&&i.startDate>t.startDate&&(!e||t.startDate<e.startDate))return i}return e}),null);e&&(u=dateRangeDateToTimelineSeconds(e.startDate,o),h=!0)}const g=Object.keys(t.attr);for(let r=0;r<g.length;r++){const s=g[r];if(!isDateRangeCueAttribute(s))continue;const n=c[s];if(n)h&&!a.durationKnown&&(n.endTime=u);else if(l){let r=t.attr[s];isSCTE35Attribute(s)&&(r=hexToArrayBuffer(r));const n=createCueWithDataFields(l,i,u,{key:s,data:r},MetadataSchema.dateRange);n&&(n.id=e,this.id3Track.addCue(n),c[s]=n)}}r[e]={cues:c,dateRange:t,durationKnown:h}}}}class LatencyController{constructor(e){this.hls=void 0,this.config=void 0,this.media=null,this.levelDetails=null,this.currentTime=0,this.stallCount=0,this._latency=null,this.timeupdateHandler=()=>this.timeupdate(),this.hls=e,this.config=e.config,this.registerListeners()}get latency(){return this._latency||0}get maxLatency(){const{config:e,levelDetails:t}=this;return void 0!==e.liveMaxLatencyDuration?e.liveMaxLatencyDuration:t?e.liveMaxLatencyDurationCount*t.targetduration:0}get targetLatency(){const{levelDetails:e}=this;if(null===e)return null;const{holdBack:t,partHoldBack:r,targetduration:i}=e,{liveSyncDuration:s,liveSyncDurationCount:n,lowLatencyMode:a}=this.config,o=this.hls.userConfig;let l=a&&r||t;(o.liveSyncDuration||o.liveSyncDurationCount||0===l)&&(l=void 0!==s?s:n*i);const d=i;return l+Math.min(1*this.stallCount,d)}get liveSyncPosition(){const e=this.estimateLiveEdge(),t=this.targetLatency,r=this.levelDetails;if(null===e||null===t||null===r)return null;const i=r.edge,s=e-t-this.edgeStalled,n=i-r.totalduration,a=i-(this.config.lowLatencyMode&&r.partTarget||r.targetduration);return Math.min(Math.max(n,s),a)}get drift(){const{levelDetails:e}=this;return null===e?1:e.drift}get edgeStalled(){const{levelDetails:e}=this;if(null===e)return 0;const t=3*(this.config.lowLatencyMode&&e.partTarget||e.targetduration);return Math.max(e.age-t,0)}get forwardBufferLength(){const{media:e,levelDetails:t}=this;if(!e||!t)return 0;const r=e.buffered.length;return(r?e.buffered.end(r-1):t.edge)-this.currentTime}destroy(){this.unregisterListeners(),this.onMediaDetaching(),this.levelDetails=null,this.hls=this.timeupdateHandler=null}registerListeners(){this.hls.on(Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.on(Events.MEDIA_DETACHING,this.onMediaDetaching,this),this.hls.on(Events.MANIFEST_LOADING,this.onManifestLoading,this),this.hls.on(Events.LEVEL_UPDATED,this.onLevelUpdated,this),this.hls.on(Events.ERROR,this.onError,this)}unregisterListeners(){this.hls.off(Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.off(Events.MEDIA_DETACHING,this.onMediaDetaching,this),this.hls.off(Events.MANIFEST_LOADING,this.onManifestLoading,this),this.hls.off(Events.LEVEL_UPDATED,this.onLevelUpdated,this),this.hls.off(Events.ERROR,this.onError,this)}onMediaAttached(e,t){this.media=t.media,this.media.addEventListener("timeupdate",this.timeupdateHandler)}onMediaDetaching(){this.media&&(this.media.removeEventListener("timeupdate",this.timeupdateHandler),this.media=null)}onManifestLoading(){this.levelDetails=null,this._latency=null,this.stallCount=0}onLevelUpdated(e,{details:t}){this.levelDetails=t,t.advanced&&this.timeupdate(),!t.live&&this.media&&this.media.removeEventListener("timeupdate",this.timeupdateHandler)}onError(e,t){var r;t.details===ErrorDetails.BUFFER_STALLED_ERROR&&(this.stallCount++,null!=(r=this.levelDetails)&&r.live&&logger.warn("[playback-rate-controller]: Stall detected, adjusting target latency"))}timeupdate(){const{media:e,levelDetails:t}=this;if(!e||!t)return;this.currentTime=e.currentTime;const r=this.computeLatency();if(null===r)return;this._latency=r;const{lowLatencyMode:i,maxLiveSyncPlaybackRate:s}=this.config;if(!i||1===s||!t.live)return;const n=this.targetLatency;if(null===n)return;const a=r-n;if(a<Math.min(this.maxLatency,n+t.targetduration)&&a>.05&&this.forwardBufferLength>1){const t=Math.min(2,Math.max(1,s)),r=Math.round(2/(1+Math.exp(-.75*a-this.edgeStalled))*20)/20;e.playbackRate=Math.min(t,Math.max(1,r))}else 1!==e.playbackRate&&0!==e.playbackRate&&(e.playbackRate=1)}estimateLiveEdge(){const{levelDetails:e}=this;return null===e?null:e.edge+e.age}computeLatency(){const e=this.estimateLiveEdge();return null===e?null:e-this.currentTime}}const HdcpLevels=["NONE","TYPE-0","TYPE-1",null];function isHdcpLevel(e){return HdcpLevels.indexOf(e)>-1}const VideoRangeValues=["SDR","PQ","HLG"];function isVideoRange(e){return!!e&&VideoRangeValues.indexOf(e)>-1}var HlsSkip={No:"",Yes:"YES",v2:"v2"};function getSkipValue(e,t){const{canSkipUntil:r,canSkipDateRanges:i,endSN:s}=e;return r&&(void 0!==t?t-s:0)<r?i?HlsSkip.v2:HlsSkip.Yes:HlsSkip.No}class HlsUrlParameters{constructor(e,t,r){this.msn=void 0,this.part=void 0,this.skip=void 0,this.msn=e,this.part=t,this.skip=r}addDirectives(e){const t=new self.URL(e);return void 0!==this.msn&&t.searchParams.set("_HLS_msn",this.msn.toString()),void 0!==this.part&&t.searchParams.set("_HLS_part",this.part.toString()),this.skip&&t.searchParams.set("_HLS_skip",this.skip),t.href}}class Level{constructor(e){this._attrs=void 0,this.audioCodec=void 0,this.bitrate=void 0,this.codecSet=void 0,this.url=void 0,this.frameRate=void 0,this.height=void 0,this.id=void 0,this.name=void 0,this.videoCodec=void 0,this.width=void 0,this.details=void 0,this.fragmentError=0,this.loadError=0,this.loaded=void 0,this.realBitrate=0,this.supportedPromise=void 0,this.supportedResult=void 0,this._avgBitrate=0,this._audioGroups=void 0,this._subtitleGroups=void 0,this._urlId=0,this.url=[e.url],this._attrs=[e.attrs],this.bitrate=e.bitrate,e.details&&(this.details=e.details),this.id=e.id||0,this.name=e.name,this.width=e.width||0,this.height=e.height||0,this.frameRate=e.attrs.optionalFloat("FRAME-RATE",0),this._avgBitrate=e.attrs.decimalInteger("AVERAGE-BANDWIDTH"),this.audioCodec=e.audioCodec,this.videoCodec=e.videoCodec,this.codecSet=[e.videoCodec,e.audioCodec].filter((e=>!!e)).map((e=>e.substring(0,4))).join(","),this.addGroupId("audio",e.attrs.AUDIO),this.addGroupId("text",e.attrs.SUBTITLES)}get maxBitrate(){return Math.max(this.realBitrate,this.bitrate)}get averageBitrate(){return this._avgBitrate||this.realBitrate||this.bitrate}get attrs(){return this._attrs[0]}get codecs(){return this.attrs.CODECS||""}get pathwayId(){return this.attrs["PATHWAY-ID"]||"."}get videoRange(){return this.attrs["VIDEO-RANGE"]||"SDR"}get score(){return this.attrs.optionalFloat("SCORE",0)}get uri(){return this.url[0]||""}hasAudioGroup(e){return hasGroup(this._audioGroups,e)}hasSubtitleGroup(e){return hasGroup(this._subtitleGroups,e)}get audioGroups(){return this._audioGroups}get subtitleGroups(){return this._subtitleGroups}addGroupId(e,t){if(t)if("audio"===e){let e=this._audioGroups;e||(e=this._audioGroups=[]),-1===e.indexOf(t)&&e.push(t)}else if("text"===e){let e=this._subtitleGroups;e||(e=this._subtitleGroups=[]),-1===e.indexOf(t)&&e.push(t)}}get urlId(){return 0}set urlId(e){}get audioGroupIds(){return this.audioGroups?[this.audioGroupId]:void 0}get textGroupIds(){return this.subtitleGroups?[this.textGroupId]:void 0}get audioGroupId(){var e;return null==(e=this.audioGroups)?void 0:e[0]}get textGroupId(){var e;return null==(e=this.subtitleGroups)?void 0:e[0]}addFallback(){}}function hasGroup(e,t){return!(!t||!e)&&-1!==e.indexOf(t)}function updateFromToPTS(e,t){const r=t.startPTS;if(isFiniteNumber(r)){let i,s=0;t.sn>e.sn?(s=r-e.start,i=e):(s=e.start-r,i=t),i.duration!==s&&(i.duration=s)}else if(t.sn>e.sn){e.cc===t.cc&&e.minEndPTS?t.start=e.start+(e.minEndPTS-e.start):t.start=e.start+e.duration}else t.start=Math.max(e.start-t.duration,0)}function updateFragPTSDTS(e,t,r,i,s,n){i-r<=0&&(logger.warn("Fragment should have a positive duration",t),i=r+t.duration,n=s+t.duration);let a=r,o=i;const l=t.startPTS,d=t.endPTS;if(isFiniteNumber(l)){const e=Math.abs(l-r);isFiniteNumber(t.deltaPTS)?t.deltaPTS=Math.max(e,t.deltaPTS):t.deltaPTS=e,a=Math.max(r,l),r=Math.min(r,l),s=Math.min(s,t.startDTS),o=Math.min(i,d),i=Math.max(i,d),n=Math.max(n,t.endDTS)}const c=r-t.start;0!==t.start&&(t.start=r),t.duration=i-t.start,t.startPTS=r,t.maxStartPTS=a,t.startDTS=s,t.endPTS=i,t.minEndPTS=o,t.endDTS=n;const h=t.sn;if(!e||h<e.startSN||h>e.endSN)return 0;let u;const f=h-e.startSN,g=e.fragments;for(g[f]=t,u=f;u>0;u--)updateFromToPTS(g[u],g[u-1]);for(u=f;u<g.length-1;u++)updateFromToPTS(g[u],g[u+1]);return e.fragmentHint&&updateFromToPTS(g[g.length-1],e.fragmentHint),e.PTSKnown=e.alignedSliding=!0,c}function mergeDetails(e,t){let r=null;const i=e.fragments;for(let l=i.length-1;l>=0;l--){const e=i[l].initSegment;if(e){r=e;break}}e.fragmentHint&&delete e.fragmentHint.endPTS;let s,n=0;if(mapFragmentIntersection(e,t,((e,i)=>{e.relurl&&(n=e.cc-i.cc),isFiniteNumber(e.startPTS)&&isFiniteNumber(e.endPTS)&&(i.start=i.startPTS=e.startPTS,i.startDTS=e.startDTS,i.maxStartPTS=e.maxStartPTS,i.endPTS=e.endPTS,i.endDTS=e.endDTS,i.minEndPTS=e.minEndPTS,i.duration=e.endPTS-e.startPTS,i.duration&&(s=i),t.PTSKnown=t.alignedSliding=!0),i.elementaryStreams=e.elementaryStreams,i.loader=e.loader,i.stats=e.stats,e.initSegment&&(i.initSegment=e.initSegment,r=e.initSegment)})),r){(t.fragmentHint?t.fragments.concat(t.fragmentHint):t.fragments).forEach((e=>{var t;!e||e.initSegment&&e.initSegment.relurl!==(null==(t=r)?void 0:t.relurl)||(e.initSegment=r)}))}if(t.skippedSegments)if(t.deltaUpdateFailed=t.fragments.some((e=>!e)),t.deltaUpdateFailed){logger.warn("[level-helper] Previous playlist missing segments skipped in delta playlist");for(let e=t.skippedSegments;e--;)t.fragments.shift();t.startSN=t.fragments[0].sn,t.startCC=t.fragments[0].cc}else t.canSkipDateRanges&&(t.dateRanges=mergeDateRanges(e.dateRanges,t.dateRanges,t.recentlyRemovedDateranges));const a=t.fragments;if(n){logger.warn("discontinuity sliding from playlist, take drift into account");for(let e=0;e<a.length;e++)a[e].cc+=n}t.skippedSegments&&(t.startCC=t.fragments[0].cc),mapPartIntersection(e.partList,t.partList,((e,t)=>{t.elementaryStreams=e.elementaryStreams,t.stats=e.stats})),s?updateFragPTSDTS(t,s,s.startPTS,s.endPTS,s.startDTS,s.endDTS):adjustSliding(e,t),a.length&&(t.totalduration=t.edge-a[0].start),t.driftStartTime=e.driftStartTime,t.driftStart=e.driftStart;const o=t.advancedDateTime;if(t.advanced&&o){const e=t.edge;t.driftStart||(t.driftStartTime=o,t.driftStart=e),t.driftEndTime=o,t.driftEnd=e}else t.driftEndTime=e.driftEndTime,t.driftEnd=e.driftEnd,t.advancedDateTime=e.advancedDateTime}function mergeDateRanges(e,t,r){const i=_extends({},e);return r&&r.forEach((e=>{delete i[e]})),Object.keys(t).forEach((e=>{const r=new DateRange(t[e].attr,i[e]);r.isValid?i[e]=r:logger.warn(`Ignoring invalid Playlist Delta Update DATERANGE tag: "${JSON.stringify(t[e].attr)}"`)})),i}function mapPartIntersection(e,t,r){if(e&&t){let i=0;for(let s=0,n=e.length;s<=n;s++){const n=e[s],a=t[s+i];n&&a&&n.index===a.index&&n.fragment.sn===a.fragment.sn?r(n,a):i--}}}function mapFragmentIntersection(e,t,r){const i=t.skippedSegments,s=Math.max(e.startSN,t.startSN)-t.startSN,n=(e.fragmentHint?1:0)+(i?t.endSN:Math.min(e.endSN,t.endSN))-t.startSN,a=t.startSN-e.startSN,o=t.fragmentHint?t.fragments.concat(t.fragmentHint):t.fragments,l=e.fragmentHint?e.fragments.concat(e.fragmentHint):e.fragments;for(let d=s;d<=n;d++){const e=l[a+d];let s=o[d];i&&!s&&d<i&&(s=t.fragments[d]=e),e&&s&&r(e,s)}}function adjustSliding(e,t){const r=t.startSN+t.skippedSegments-e.startSN,i=e.fragments;r<0||r>=i.length||addSliding(t,i[r].start)}function addSliding(e,t){if(t){const r=e.fragments;for(let i=e.skippedSegments;i<r.length;i++)r[i].start+=t;e.fragmentHint&&(e.fragmentHint.start+=t)}}function computeReloadInterval(e,t=1/0){let r=1e3*e.targetduration;if(e.updated){const i=e.fragments,s=4;if(i.length&&r*s>t){const e=1e3*i[i.length-1].duration;e<r&&(r=e)}}else r/=2;return Math.round(r)}function getFragmentWithSN(e,t,r){if(null==e||!e.details)return null;const i=e.details;let s=i.fragments[t-i.startSN];return s||(s=i.fragmentHint,s&&s.sn===t?s:t<i.startSN&&r&&r.sn===t?r:null)}function getPartWith(e,t,r){var i;return null!=e&&e.details?findPart(null==(i=e.details)?void 0:i.partList,t,r):null}function findPart(e,t,r){if(e)for(let i=e.length;i--;){const s=e[i];if(s.index===r&&s.fragment.sn===t)return s}return null}function reassignFragmentLevelIndexes(e){e.forEach(((e,t)=>{const{details:r}=e;null!=r&&r.fragments&&r.fragments.forEach((e=>{e.level=t}))}))}function isTimeoutError(e){switch(e.details){case ErrorDetails.FRAG_LOAD_TIMEOUT:case ErrorDetails.KEY_LOAD_TIMEOUT:case ErrorDetails.LEVEL_LOAD_TIMEOUT:case ErrorDetails.MANIFEST_LOAD_TIMEOUT:return!0}return!1}function getRetryConfig(e,t){const r=isTimeoutError(t);return e.default[(r?"timeout":"error")+"Retry"]}function getRetryDelay(e,t){const r="linear"===e.backoff?1:Math.pow(2,t);return Math.min(r*e.retryDelayMs,e.maxRetryDelayMs)}function getLoaderConfigWithoutReties(e){return _objectSpread2(_objectSpread2({},e),{errorRetry:null,timeoutRetry:null})}function shouldRetry(e,t,r,i){if(!e)return!1;const s=null==i?void 0:i.code,n=t<e.maxNumRetry&&(retryForHttpStatus(s)||!!r);return e.shouldRetry?e.shouldRetry(e,t,r,i,n):n}function retryForHttpStatus(e){return 0===e&&!1===navigator.onLine||!!e&&(e<400||e>499)}const BinarySearch={search:function(e,t){let r=0,i=e.length-1,s=null,n=null;for(;r<=i;){s=(r+i)/2|0,n=e[s];const a=t(n);if(a>0)r=s+1;else{if(!(a<0))return n;i=s-1}}return null}};function findFragmentByPDT(e,t,r){if(null===t||!Array.isArray(e)||!e.length||!isFiniteNumber(t))return null;if(t<(e[0].programDateTime||0))return null;if(t>=(e[e.length-1].endProgramDateTime||0))return null;r=r||0;for(let i=0;i<e.length;++i){const s=e[i];if(pdtWithinToleranceTest(t,r,s))return s}return null}function findFragmentByPTS(e,t,r=0,i=0){let s=null;if(e){s=t[e.sn-t[0].sn+1]||null;const i=e.endDTS-r;i>0&&i<15e-7&&(r+=15e-7)}else 0===r&&0===t[0].start&&(s=t[0]);if(s&&(!e||e.level===s.level)&&0===fragmentWithinToleranceTest(r,i,s))return s;const n=BinarySearch.search(t,fragmentWithinToleranceTest.bind(null,r,i));return!n||n===e&&s?s:n}function fragmentWithinToleranceTest(e=0,t=0,r){if(r.start<=e&&r.start+r.duration>e)return 0;const i=Math.min(t,r.duration+(r.deltaPTS?r.deltaPTS:0));return r.start+r.duration-i<=e?1:r.start-i>e&&r.start?-1:0}function pdtWithinToleranceTest(e,t,r){const i=1e3*Math.min(t,r.duration+(r.deltaPTS?r.deltaPTS:0));return(r.endProgramDateTime||0)-i>e}function findFragWithCC(e,t){return BinarySearch.search(e,(e=>e.cc<t?1:e.cc>t?-1:0))}var NetworkErrorAction={DoNothing:0,SendEndCallback:1,SendAlternateToPenaltyBox:2,RemoveAlternatePermanently:3,InsertDiscontinuity:4,RetryRequest:5},ErrorActionFlags={None:0,MoveAllAlternatesMatchingHost:1,MoveAllAlternatesMatchingHDCP:2,SwitchToSDR:4};class ErrorController{constructor(e){this.hls=void 0,this.playlistError=0,this.penalizedRenditions={},this.log=void 0,this.warn=void 0,this.error=void 0,this.hls=e,this.log=logger.log.bind(logger,"[info]:"),this.warn=logger.warn.bind(logger,"[warning]:"),this.error=logger.error.bind(logger,"[error]:"),this.registerListeners()}registerListeners(){const e=this.hls;e.on(Events.ERROR,this.onError,this),e.on(Events.MANIFEST_LOADING,this.onManifestLoading,this),e.on(Events.LEVEL_UPDATED,this.onLevelUpdated,this)}unregisterListeners(){const e=this.hls;e&&(e.off(Events.ERROR,this.onError,this),e.off(Events.ERROR,this.onErrorOut,this),e.off(Events.MANIFEST_LOADING,this.onManifestLoading,this),e.off(Events.LEVEL_UPDATED,this.onLevelUpdated,this))}destroy(){this.unregisterListeners(),this.hls=null,this.penalizedRenditions={}}startLoad(e){}stopLoad(){this.playlistError=0}getVariantLevelIndex(e){return(null==e?void 0:e.type)===PlaylistLevelType.MAIN?e.level:this.hls.loadLevel}onManifestLoading(){this.playlistError=0,this.penalizedRenditions={}}onLevelUpdated(){this.playlistError=0}onError(e,t){var r,i;if(t.fatal)return;const s=this.hls,n=t.context;switch(t.details){case ErrorDetails.FRAG_LOAD_ERROR:case ErrorDetails.FRAG_LOAD_TIMEOUT:case ErrorDetails.KEY_LOAD_ERROR:case ErrorDetails.KEY_LOAD_TIMEOUT:return void(t.errorAction=this.getFragRetryOrSwitchAction(t));case ErrorDetails.FRAG_PARSING_ERROR:if(null!=(r=t.frag)&&r.gap)return void(t.errorAction={action:NetworkErrorAction.DoNothing,flags:ErrorActionFlags.None});case ErrorDetails.FRAG_GAP:case ErrorDetails.FRAG_DECRYPT_ERROR:return t.errorAction=this.getFragRetryOrSwitchAction(t),void(t.errorAction.action=NetworkErrorAction.SendAlternateToPenaltyBox);case ErrorDetails.LEVEL_EMPTY_ERROR:case ErrorDetails.LEVEL_PARSING_ERROR:{var a,o;const e=t.parent===PlaylistLevelType.MAIN?t.level:s.loadLevel;t.details===ErrorDetails.LEVEL_EMPTY_ERROR&&null!=(a=t.context)&&null!=(o=a.levelDetails)&&o.live?t.errorAction=this.getPlaylistRetryOrSwitchAction(t,e):(t.levelRetry=!1,t.errorAction=this.getLevelSwitchAction(t,e))}return;case ErrorDetails.LEVEL_LOAD_ERROR:case ErrorDetails.LEVEL_LOAD_TIMEOUT:return void("number"==typeof(null==n?void 0:n.level)&&(t.errorAction=this.getPlaylistRetryOrSwitchAction(t,n.level)));case ErrorDetails.AUDIO_TRACK_LOAD_ERROR:case ErrorDetails.AUDIO_TRACK_LOAD_TIMEOUT:case ErrorDetails.SUBTITLE_LOAD_ERROR:case ErrorDetails.SUBTITLE_TRACK_LOAD_TIMEOUT:if(n){const e=s.levels[s.loadLevel];if(e&&(n.type===PlaylistContextType.AUDIO_TRACK&&e.hasAudioGroup(n.groupId)||n.type===PlaylistContextType.SUBTITLE_TRACK&&e.hasSubtitleGroup(n.groupId)))return t.errorAction=this.getPlaylistRetryOrSwitchAction(t,s.loadLevel),t.errorAction.action=NetworkErrorAction.SendAlternateToPenaltyBox,void(t.errorAction.flags=ErrorActionFlags.MoveAllAlternatesMatchingHost)}return;case ErrorDetails.KEY_SYSTEM_STATUS_OUTPUT_RESTRICTED:{const e=s.levels[s.loadLevel],r=null==e?void 0:e.attrs["HDCP-LEVEL"];r?t.errorAction={action:NetworkErrorAction.SendAlternateToPenaltyBox,flags:ErrorActionFlags.MoveAllAlternatesMatchingHDCP,hdcpLevel:r}:this.keySystemError(t)}return;case ErrorDetails.BUFFER_ADD_CODEC_ERROR:case ErrorDetails.REMUX_ALLOC_ERROR:case ErrorDetails.BUFFER_APPEND_ERROR:return void(t.errorAction=this.getLevelSwitchAction(t,null!=(i=t.level)?i:s.loadLevel));case ErrorDetails.INTERNAL_EXCEPTION:case ErrorDetails.BUFFER_APPENDING_ERROR:case ErrorDetails.BUFFER_FULL_ERROR:case ErrorDetails.LEVEL_SWITCH_ERROR:case ErrorDetails.BUFFER_STALLED_ERROR:case ErrorDetails.BUFFER_SEEK_OVER_HOLE:case ErrorDetails.BUFFER_NUDGE_ON_STALL:return void(t.errorAction={action:NetworkErrorAction.DoNothing,flags:ErrorActionFlags.None})}t.type===ErrorTypes.KEY_SYSTEM_ERROR&&this.keySystemError(t)}keySystemError(e){const t=this.getVariantLevelIndex(e.frag);e.levelRetry=!1,e.errorAction=this.getLevelSwitchAction(e,t)}getPlaylistRetryOrSwitchAction(e,t){const r=getRetryConfig(this.hls.config.playlistLoadPolicy,e),i=this.playlistError++;if(shouldRetry(r,i,isTimeoutError(e),e.response))return{action:NetworkErrorAction.RetryRequest,flags:ErrorActionFlags.None,retryConfig:r,retryCount:i};const s=this.getLevelSwitchAction(e,t);return r&&(s.retryConfig=r,s.retryCount=i),s}getFragRetryOrSwitchAction(e){const t=this.hls,r=this.getVariantLevelIndex(e.frag),i=t.levels[r],{fragLoadPolicy:s,keyLoadPolicy:n}=t.config,a=getRetryConfig(e.details.startsWith("key")?n:s,e),o=t.levels.reduce(((e,t)=>e+t.fragmentError),0);if(i){e.details!==ErrorDetails.FRAG_GAP&&i.fragmentError++;if(shouldRetry(a,o,isTimeoutError(e),e.response))return{action:NetworkErrorAction.RetryRequest,flags:ErrorActionFlags.None,retryConfig:a,retryCount:o}}const l=this.getLevelSwitchAction(e,r);return a&&(l.retryConfig=a,l.retryCount=o),l}getLevelSwitchAction(e,t){const r=this.hls;null==t&&(t=r.loadLevel);const i=this.hls.levels[t];if(i){var s,n;const t=e.details;i.loadError++,t===ErrorDetails.BUFFER_APPEND_ERROR&&i.fragmentError++;let l=-1;const{levels:d,loadLevel:c,minAutoLevel:h,maxAutoLevel:u}=r;r.autoLevelEnabled||(r.loadLevel=-1);const f=null==(s=e.frag)?void 0:s.type,g=(f===PlaylistLevelType.AUDIO&&t===ErrorDetails.FRAG_PARSING_ERROR||"audio"===e.sourceBufferName&&(t===ErrorDetails.BUFFER_ADD_CODEC_ERROR||t===ErrorDetails.BUFFER_APPEND_ERROR))&&d.some((({audioCodec:e})=>i.audioCodec!==e)),m="video"===e.sourceBufferName&&(t===ErrorDetails.BUFFER_ADD_CODEC_ERROR||t===ErrorDetails.BUFFER_APPEND_ERROR)&&d.some((({codecSet:e,audioCodec:t})=>i.codecSet!==e&&i.audioCodec===t)),{type:p,groupId:y}=null!=(n=e.context)?n:{};for(let r=d.length;r--;){const s=(r+c)%d.length;if(s!==c&&s>=h&&s<=u&&0===d[s].loadError){var a,o;const r=d[s];if(t===ErrorDetails.FRAG_GAP&&e.frag){const t=d[s].details;if(t){const r=findFragmentByPTS(e.frag,t.fragments,e.frag.start);if(null!=r&&r.gap)continue}}else{if(p===PlaylistContextType.AUDIO_TRACK&&r.hasAudioGroup(y)||p===PlaylistContextType.SUBTITLE_TRACK&&r.hasSubtitleGroup(y))continue;if(f===PlaylistLevelType.AUDIO&&null!=(a=i.audioGroups)&&a.some((e=>r.hasAudioGroup(e)))||f===PlaylistLevelType.SUBTITLE&&null!=(o=i.subtitleGroups)&&o.some((e=>r.hasSubtitleGroup(e)))||g&&i.audioCodec===r.audioCodec||!g&&i.audioCodec!==r.audioCodec||m&&i.codecSet===r.codecSet)continue}l=s;break}}if(l>-1&&r.loadLevel!==l)return e.levelRetry=!0,this.playlistError=0,{action:NetworkErrorAction.SendAlternateToPenaltyBox,flags:ErrorActionFlags.None,nextAutoLevel:l}}return{action:NetworkErrorAction.SendAlternateToPenaltyBox,flags:ErrorActionFlags.MoveAllAlternatesMatchingHost}}onErrorOut(e,t){var r;switch(null==(r=t.errorAction)?void 0:r.action){case NetworkErrorAction.DoNothing:break;case NetworkErrorAction.SendAlternateToPenaltyBox:this.sendAlternateToPenaltyBox(t),t.errorAction.resolved||t.details===ErrorDetails.FRAG_GAP?/MediaSource readyState: ended/.test(t.error.message)&&(this.warn(`MediaSource ended after "${t.sourceBufferName}" sourceBuffer append error. Attempting to recover from media error.`),this.hls.recoverMediaError()):t.fatal=!0}t.fatal&&this.hls.stopLoad()}sendAlternateToPenaltyBox(e){const t=this.hls,r=e.errorAction;if(!r)return;const{flags:i,hdcpLevel:s,nextAutoLevel:n}=r;switch(i){case ErrorActionFlags.None:this.switchLevel(e,n);break;case ErrorActionFlags.MoveAllAlternatesMatchingHDCP:s&&(t.maxHdcpLevel=HdcpLevels[HdcpLevels.indexOf(s)-1],r.resolved=!0),this.warn(`Restricting playback to HDCP-LEVEL of "${t.maxHdcpLevel}" or lower`)}r.resolved||this.switchLevel(e,n)}switchLevel(e,t){void 0!==t&&e.errorAction&&(this.warn(`switching to level ${t} after ${e.details}`),this.hls.nextAutoLevel=t,e.errorAction.resolved=!0,this.hls.nextLoadLevel=this.hls.nextAutoLevel)}}class BasePlaylistController{constructor(e,t){this.hls=void 0,this.timer=-1,this.requestScheduled=-1,this.canLoad=!1,this.log=void 0,this.warn=void 0,this.log=logger.log.bind(logger,`${t}:`),this.warn=logger.warn.bind(logger,`${t}:`),this.hls=e}destroy(){this.clearTimer(),this.hls=this.log=this.warn=null}clearTimer(){-1!==this.timer&&(self.clearTimeout(this.timer),this.timer=-1)}startLoad(){this.canLoad=!0,this.requestScheduled=-1,this.loadPlaylist()}stopLoad(){this.canLoad=!1,this.clearTimer()}switchParams(e,t){const r=null==t?void 0:t.renditionReports;if(r){let s=-1;for(let n=0;n<r.length;n++){const a=r[n];let o;try{o=new self.URL(a.URI,t.url).href}catch(i){logger.warn(`Could not construct new URL for Rendition Report: ${i}`),o=a.URI||""}if(o===e){s=n;break}o===e.substring(0,o.length)&&(s=n)}if(-1!==s){const e=r[s],i=parseInt(e["LAST-MSN"])||(null==t?void 0:t.lastPartSn);let n=parseInt(e["LAST-PART"])||(null==t?void 0:t.lastPartIndex);if(this.hls.config.lowLatencyMode){const e=Math.min(t.age-t.partTarget,t.targetduration);n>=0&&e>t.partTarget&&(n+=1)}return new HlsUrlParameters(i,n>=0?n:void 0,HlsSkip.No)}}}loadPlaylist(e){-1===this.requestScheduled&&(this.requestScheduled=self.performance.now())}shouldLoadPlaylist(e){return this.canLoad&&!!e&&!!e.url&&(!e.details||e.details.live)}shouldReloadPlaylist(e){return-1===this.timer&&-1===this.requestScheduled&&this.shouldLoadPlaylist(e)}playlistLoaded(e,t,r){const{details:i,stats:s}=t,n=self.performance.now(),a=s.loading.first?Math.max(0,n-s.loading.first):0;if(i.advancedDateTime=Date.now()-a,i.live||null!=r&&r.live){if(i.reloaded(r),r&&this.log(`live playlist ${e} ${i.advanced?"REFRESHED "+i.lastPartSn+"-"+i.lastPartIndex:i.updated?"UPDATED":"MISSED"}`),r&&i.fragments.length>0&&mergeDetails(r,i),!this.canLoad||!i.live)return;let a,o,l;if(i.canBlockReload&&i.endSN&&i.advanced){const e=this.hls.config.lowLatencyMode,s=i.lastPartSn,n=i.endSN,d=i.lastPartIndex,c=s===n,h=e?0:d;-1!==d?(o=c?n+1:s,l=c?h:d+1):o=n+1;const u=i.age,f=u+i.ageHeader;let g=Math.min(f-i.partTarget,1.5*i.targetduration);if(g>0){if(r&&g>r.tuneInGoal)this.warn(`CDN Tune-in goal increased from: ${r.tuneInGoal} to: ${g} with playlist age: ${i.age}`),g=0;else{const e=Math.floor(g/i.targetduration);if(o+=e,void 0!==l){l+=Math.round(g%i.targetduration/i.partTarget)}this.log(`CDN Tune-in age: ${i.ageHeader}s last advanced ${u.toFixed(2)}s goal: ${g} skip sn ${e} to part ${l}`)}i.tuneInGoal=g}if(a=this.getDeliveryDirectives(i,t.deliveryDirectives,o,l),e||!c)return void this.loadPlaylist(a)}else(i.canBlockReload||i.canSkipUntil)&&(a=this.getDeliveryDirectives(i,t.deliveryDirectives,o,l));const d=this.hls.mainForwardBufferInfo,c=d?d.end-d.len:0,h=computeReloadInterval(i,1e3*(i.edge-c));i.updated&&n>this.requestScheduled+h&&(this.requestScheduled=s.loading.start),void 0!==o&&i.canBlockReload?this.requestScheduled=s.loading.first+h-(1e3*i.partTarget||1e3):-1===this.requestScheduled||this.requestScheduled+h<n?this.requestScheduled=n:this.requestScheduled-n<=0&&(this.requestScheduled+=h);let u=this.requestScheduled-n;u=Math.max(0,u),this.log(`reload live playlist ${e} in ${Math.round(u)} ms`),this.timer=self.setTimeout((()=>this.loadPlaylist(a)),u)}else this.clearTimer()}getDeliveryDirectives(e,t,r,i){let s=getSkipValue(e,r);return null!=t&&t.skip&&e.deltaUpdateFailed&&(r=t.msn,i=t.part,s=HlsSkip.No),new HlsUrlParameters(r,i,s)}checkRetry(e){const t=e.details,r=isTimeoutError(e),i=e.errorAction,{action:s,retryCount:n=0,retryConfig:a}=i||{},o=!!i&&!!a&&(s===NetworkErrorAction.RetryRequest||!i.resolved&&s===NetworkErrorAction.SendAlternateToPenaltyBox);if(o){var l;if(this.requestScheduled=-1,n>=a.maxNumRetry)return!1;if(r&&null!=(l=e.context)&&l.deliveryDirectives)this.warn(`Retrying playlist loading ${n+1}/${a.maxNumRetry} after "${t}" without delivery-directives`),this.loadPlaylist();else{const e=getRetryDelay(a,n);this.timer=self.setTimeout((()=>this.loadPlaylist()),e),this.warn(`Retrying playlist loading ${n+1}/${a.maxNumRetry} after "${t}" in ${e}ms`)}e.levelRetry=!0,i.resolved=!0}return o}}class EWMA{constructor(e,t=0,r=0){this.halfLife=void 0,this.alpha_=void 0,this.estimate_=void 0,this.totalWeight_=void 0,this.halfLife=e,this.alpha_=e?Math.exp(Math.log(.5)/e):0,this.estimate_=t,this.totalWeight_=r}sample(e,t){const r=Math.pow(this.alpha_,e);this.estimate_=t*(1-r)+r*this.estimate_,this.totalWeight_+=e}getTotalWeight(){return this.totalWeight_}getEstimate(){if(this.alpha_){const e=1-Math.pow(this.alpha_,this.totalWeight_);if(e)return this.estimate_/e}return this.estimate_}}class EwmaBandWidthEstimator{constructor(e,t,r,i=100){this.defaultEstimate_=void 0,this.minWeight_=void 0,this.minDelayMs_=void 0,this.slow_=void 0,this.fast_=void 0,this.defaultTTFB_=void 0,this.ttfb_=void 0,this.defaultEstimate_=r,this.minWeight_=.001,this.minDelayMs_=50,this.slow_=new EWMA(e),this.fast_=new EWMA(t),this.defaultTTFB_=i,this.ttfb_=new EWMA(e)}update(e,t){const{slow_:r,fast_:i,ttfb_:s}=this;r.halfLife!==e&&(this.slow_=new EWMA(e,r.getEstimate(),r.getTotalWeight())),i.halfLife!==t&&(this.fast_=new EWMA(t,i.getEstimate(),i.getTotalWeight())),s.halfLife!==e&&(this.ttfb_=new EWMA(e,s.getEstimate(),s.getTotalWeight()))}sample(e,t){const r=(e=Math.max(e,this.minDelayMs_))/1e3,i=8*t/r;this.fast_.sample(r,i),this.slow_.sample(r,i)}sampleTTFB(e){const t=e/1e3,r=Math.sqrt(2)*Math.exp(-Math.pow(t,2)/2);this.ttfb_.sample(r,Math.max(e,5))}canEstimate(){return this.fast_.getTotalWeight()>=this.minWeight_}getEstimate(){return this.canEstimate()?Math.min(this.fast_.getEstimate(),this.slow_.getEstimate()):this.defaultEstimate_}getEstimateTTFB(){return this.ttfb_.getTotalWeight()>=this.minWeight_?this.ttfb_.getEstimate():this.defaultTTFB_}destroy(){}}const SUPPORTED_INFO_DEFAULT={supported:!0,configurations:[],decodingInfoResults:[{supported:!0,powerEfficient:!0,smooth:!0}]},SUPPORTED_INFO_CACHE={};function requiresMediaCapabilitiesDecodingInfo(e,t,r,i,s,n){const a=e.audioCodec?e.audioGroups:null,o=null==n?void 0:n.audioCodec,l=null==n?void 0:n.channels,d=l?parseInt(l):o?1/0:2;let c=null;if(null!=a&&a.length)try{c=1===a.length&&a[0]?t.groups[a[0]].channels:a.reduce(((e,r)=>{if(r){const i=t.groups[r];if(!i)throw new Error(`Audio track group ${r} not found`);Object.keys(i.channels).forEach((t=>{e[t]=(e[t]||0)+i.channels[t]}))}return e}),{2:0})}catch(h){return!0}return void 0!==e.videoCodec&&(e.width>1920&&e.height>1088||e.height>1920&&e.width>1088||e.frameRate>Math.max(i,30)||"SDR"!==e.videoRange&&e.videoRange!==r||e.bitrate>Math.max(s,8e6))||!!c&&isFiniteNumber(d)&&Object.keys(c).some((e=>parseInt(e)>d))}function getMediaDecodingInfoPromise(e,t,r){const i=e.videoCodec,s=e.audioCodec;if(!i||!s||!r)return Promise.resolve(SUPPORTED_INFO_DEFAULT);const n={width:e.width,height:e.height,bitrate:Math.ceil(Math.max(.9*e.bitrate,e.averageBitrate)),framerate:e.frameRate||30},a=e.videoRange;"SDR"!==a&&(n.transferFunction=a.toLowerCase());const o=i.split(",").map((e=>({type:"media-source",video:_objectSpread2(_objectSpread2({},n),{},{contentType:mimeTypeForCodec(e,"video")})})));return s&&e.audioGroups&&e.audioGroups.forEach((e=>{var r;e&&(null==(r=t.groups[e])||r.tracks.forEach((t=>{if(t.groupId===e){const e=t.channels||"",r=parseFloat(e);isFiniteNumber(r)&&r>2&&o.push.apply(o,s.split(",").map((e=>({type:"media-source",audio:{contentType:mimeTypeForCodec(e,"audio"),channels:""+r}}))))}})))})),Promise.all(o.map((e=>{const t=getMediaDecodingInfoKey(e);return SUPPORTED_INFO_CACHE[t]||(SUPPORTED_INFO_CACHE[t]=r.decodingInfo(e))}))).then((e=>({supported:!e.some((e=>!e.supported)),configurations:o,decodingInfoResults:e}))).catch((e=>({supported:!1,configurations:o,decodingInfoResults:[],error:e})))}function getMediaDecodingInfoKey(e){const{audio:t,video:r}=e,i=r||t;if(i){const e=i.contentType.split('"')[1];if(r)return`r${r.height}x${r.width}f${Math.ceil(r.framerate)}${r.transferFunction||"sd"}_${e}_${Math.ceil(r.bitrate/1e5)}`;if(t)return`c${t.channels}${t.spatialRendering?"s":"n"}_${e}`}return""}function isHdrSupported(){if("function"==typeof matchMedia){const e=matchMedia("(dynamic-range: high)"),t=matchMedia("bad query");if(e.media!==t.media)return!0===e.matches}return!1}function getVideoSelectionOptions(e,t){let r=!1,i=[];return e&&(r="SDR"!==e,i=[e]),t&&(i=t.allowedVideoRanges||VideoRangeValues.slice(0),r=void 0!==t.preferHDR?t.preferHDR:isHdrSupported(),i=r?i.filter((e=>"SDR"!==e)):["SDR"]),{preferHDR:r,allowedVideoRanges:i}}function getStartCodecTier(e,t,r,i,s){const n=Object.keys(e),a=null==i?void 0:i.channels,o=null==i?void 0:i.audioCodec,l=a&&2===parseInt(a);let d=!0,c=!1,h=1/0,u=1/0,f=1/0,g=0,m=[];const{preferHDR:p,allowedVideoRanges:y}=getVideoSelectionOptions(t,s);for(let T=n.length;T--;){const t=e[n[T]];d=t.channels[2]>0,h=Math.min(h,t.minHeight),u=Math.min(u,t.minFramerate),f=Math.min(f,t.minBitrate);const r=y.filter((e=>t.videoRanges[e]>0));r.length>0&&(c=!0,m=r)}h=isFiniteNumber(h)?h:0,u=isFiniteNumber(u)?u:0;const E=Math.max(1080,h),v=Math.max(30,u);f=isFiniteNumber(f)?f:r,r=Math.max(f,r),c||(t=void 0,m=[]);return{codecSet:n.reduce(((t,i)=>{const s=e[i];if(i===t)return t;if(s.minBitrate>r)return logStartCodecCandidateIgnored(i,`min bitrate of ${s.minBitrate} > current estimate of ${r}`),t;if(!s.hasDefaultAudio)return logStartCodecCandidateIgnored(i,"no renditions with default or auto-select sound found"),t;if(o&&i.indexOf(o.substring(0,4))%5!=0)return logStartCodecCandidateIgnored(i,`audio codec preference "${o}" not found`),t;if(a&&!l){if(!s.channels[a])return logStartCodecCandidateIgnored(i,`no renditions with ${a} channel sound found (channels options: ${Object.keys(s.channels)})`),t}else if((!o||l)&&d&&0===s.channels[2])return logStartCodecCandidateIgnored(i,"no renditions with stereo sound found"),t;return s.minHeight>E?(logStartCodecCandidateIgnored(i,`min resolution of ${s.minHeight} > maximum of ${E}`),t):s.minFramerate>v?(logStartCodecCandidateIgnored(i,`min framerate of ${s.minFramerate} > maximum of ${v}`),t):m.some((e=>s.videoRanges[e]>0))?s.maxScore<g?(logStartCodecCandidateIgnored(i,`max score of ${s.maxScore} < selected max of ${g}`),t):t&&(codecsSetSelectionPreferenceValue(i)>=codecsSetSelectionPreferenceValue(t)||s.fragmentError>e[t].fragmentError)?t:(g=s.maxScore,i):(logStartCodecCandidateIgnored(i,`no variants with VIDEO-RANGE of ${JSON.stringify(m)} found`),t)}),void 0),videoRanges:m,preferHDR:p,minFramerate:u,minBitrate:f}}function logStartCodecCandidateIgnored(e,t){logger.log(`[abr] start candidates with "${e}" ignored because ${t}`)}function getAudioTracksByGroup(e){return e.reduce(((e,t)=>{let r=e.groups[t.groupId];r||(r=e.groups[t.groupId]={tracks:[],channels:{2:0},hasDefault:!1,hasAutoSelect:!1}),r.tracks.push(t);const i=t.channels||"2";return r.channels[i]=(r.channels[i]||0)+1,r.hasDefault=r.hasDefault||t.default,r.hasAutoSelect=r.hasAutoSelect||t.autoselect,r.hasDefault&&(e.hasDefaultAudio=!0),r.hasAutoSelect&&(e.hasAutoSelectAudio=!0),e}),{hasDefaultAudio:!1,hasAutoSelectAudio:!1,groups:{}})}function getCodecTiers(e,t,r,i){return e.slice(r,i+1).reduce(((e,r)=>{if(!r.codecSet)return e;const i=r.audioGroups;let s=e[r.codecSet];s||(e[r.codecSet]=s={minBitrate:1/0,minHeight:1/0,minFramerate:1/0,maxScore:0,videoRanges:{SDR:0},channels:{2:0},hasDefaultAudio:!i,fragmentError:0}),s.minBitrate=Math.min(s.minBitrate,r.bitrate);const n=Math.min(r.height,r.width);return s.minHeight=Math.min(s.minHeight,n),s.minFramerate=Math.min(s.minFramerate,r.frameRate),s.maxScore=Math.max(s.maxScore,r.score),s.fragmentError+=r.fragmentError,s.videoRanges[r.videoRange]=(s.videoRanges[r.videoRange]||0)+1,i&&i.forEach((e=>{if(!e)return;const r=t.groups[e];s.hasDefaultAudio=s.hasDefaultAudio||t.hasDefaultAudio?r.hasDefault:r.hasAutoSelect||!t.hasDefaultAudio&&!t.hasAutoSelectAudio,Object.keys(r.channels).forEach((e=>{s.channels[e]=(s.channels[e]||0)+r.channels[e]}))})),e}),{})}function findMatchingOption(e,t,r){if("attrs"in e){const r=t.indexOf(e);if(-1!==r)return r}for(let i=0;i<t.length;i++){if(matchesOption(e,t[i],r))return i}return-1}function matchesOption(e,t,r){const{groupId:i,name:s,lang:n,assocLang:a,characteristics:o,default:l}=e,d=e.forced;return(void 0===i||t.groupId===i)&&(void 0===s||t.name===s)&&(void 0===n||t.lang===n)&&(void 0===n||t.assocLang===a)&&(void 0===l||t.default===l)&&(void 0===d||t.forced===d)&&(void 0===o||characteristicsMatch(o,t.characteristics))&&(void 0===r||r(e,t))}function characteristicsMatch(e,t=""){const r=e.split(","),i=t.split(",");return r.length===i.length&&!r.some((e=>-1===i.indexOf(e)))}function audioMatchPredicate(e,t){const{audioCodec:r,channels:i}=e;return!(void 0!==r&&(t.audioCodec||"").substring(0,4)!==r.substring(0,4)||void 0!==i&&i!==(t.channels||"2"))}function findClosestLevelWithAudioGroup(e,t,r,i,s){const n=t[i],a=t.reduce(((e,t,r)=>{const i=t.uri;return(e[i]||(e[i]=[])).push(r),e}),{})[n.uri];a.length>1&&(i=Math.max.apply(Math,a));const o=n.videoRange,l=n.frameRate,d=n.codecSet.substring(0,4),c=searchDownAndUpList(t,i,(t=>{if(t.videoRange!==o||t.frameRate!==l||t.codecSet.substring(0,4)!==d)return!1;const i=t.audioGroups,n=r.filter((e=>!i||-1!==i.indexOf(e.groupId)));return findMatchingOption(e,n,s)>-1}));return c>-1?c:searchDownAndUpList(t,i,(t=>{const i=t.audioGroups,n=r.filter((e=>!i||-1!==i.indexOf(e.groupId)));return findMatchingOption(e,n,s)>-1}))}function searchDownAndUpList(e,t,r){for(let i=t;i;i--)if(r(e[i]))return i;for(let i=t+1;i<e.length;i++)if(r(e[i]))return i;return-1}class AbrController{constructor(e){this.hls=void 0,this.lastLevelLoadSec=0,this.lastLoadedFragLevel=-1,this.firstSelection=-1,this._nextAutoLevel=-1,this.nextAutoLevelKey="",this.audioTracksByGroup=null,this.codecTiers=null,this.timer=-1,this.fragCurrent=null,this.partCurrent=null,this.bitrateTestDelay=0,this.bwEstimator=void 0,this._abandonRulesCheck=()=>{const{fragCurrent:e,partCurrent:t,hls:r}=this,{autoLevelEnabled:i,media:s}=r;if(!e||!s)return;const n=performance.now(),a=t?t.stats:e.stats,o=t?t.duration:e.duration,l=n-a.loading.start,d=r.minAutoLevel;if(a.aborted||a.loaded&&a.loaded===a.total||e.level<=d)return this.clearTimer(),void(this._nextAutoLevel=-1);if(!i||s.paused||!s.playbackRate||!s.readyState)return;const c=r.mainForwardBufferInfo;if(null===c)return;const h=this.bwEstimator.getEstimateTTFB(),u=Math.abs(s.playbackRate);if(l<=Math.max(h,o/(2*u)*1e3))return;const f=c.len/u,g=a.loading.first?a.loading.first-a.loading.start:-1,m=a.loaded&&g>-1,p=this.getBwEstimate(),y=r.levels,E=y[e.level],v=a.total||Math.max(a.loaded,Math.round(o*E.averageBitrate/8));let T=m?l-g:l;T<1&&m&&(T=Math.min(l,8*a.loaded/p));const S=m?1e3*a.loaded/T:0,L=S?(v-a.loaded)/S:8*v/p+h/1e3;if(L<=f)return;const A=S?8*S:p;let b,R=Number.POSITIVE_INFINITY;for(b=e.level-1;b>d;b--){const e=y[b].maxBitrate;if(R=this.getTimeToLoadFrag(h/1e3,A,o*e,!y[b].details),R<f)break}if(R>=L)return;if(R>10*o)return;r.nextLoadLevel=r.nextAutoLevel=b,m?this.bwEstimator.sample(l-Math.min(h,g),a.loaded):this.bwEstimator.sampleTTFB(l);const C=y[b].maxBitrate;this.getBwEstimate()*this.hls.config.abrBandWidthUpFactor>C&&this.resetEstimator(C),this.clearTimer(),logger.warn(`[abr] Fragment ${e.sn}${t?" part "+t.index:""} of level ${e.level} is loading too slowly;\n Time to underbuffer: ${f.toFixed(3)} s\n Estimated load time for current fragment: ${L.toFixed(3)} s\n Estimated load time for down switch fragment: ${R.toFixed(3)} s\n TTFB estimate: ${0|g} ms\n Current BW estimate: ${isFiniteNumber(p)?0|p:"Unknown"} bps\n New BW estimate: ${0|this.getBwEstimate()} bps\n Switching to level ${b} @ ${0|C} bps`),r.trigger(Events.FRAG_LOAD_EMERGENCY_ABORTED,{frag:e,part:t,stats:a})},this.hls=e,this.bwEstimator=this.initEstimator(),this.registerListeners()}resetEstimator(e){e&&(logger.log(`setting initial bwe to ${e}`),this.hls.config.abrEwmaDefaultEstimate=e),this.firstSelection=-1,this.bwEstimator=this.initEstimator()}initEstimator(){const e=this.hls.config;return new EwmaBandWidthEstimator(e.abrEwmaSlowVoD,e.abrEwmaFastVoD,e.abrEwmaDefaultEstimate)}registerListeners(){const{hls:e}=this;e.on(Events.MANIFEST_LOADING,this.onManifestLoading,this),e.on(Events.FRAG_LOADING,this.onFragLoading,this),e.on(Events.FRAG_LOADED,this.onFragLoaded,this),e.on(Events.FRAG_BUFFERED,this.onFragBuffered,this),e.on(Events.LEVEL_SWITCHING,this.onLevelSwitching,this),e.on(Events.LEVEL_LOADED,this.onLevelLoaded,this),e.on(Events.LEVELS_UPDATED,this.onLevelsUpdated,this),e.on(Events.MAX_AUTO_LEVEL_UPDATED,this.onMaxAutoLevelUpdated,this),e.on(Events.ERROR,this.onError,this)}unregisterListeners(){const{hls:e}=this;e&&(e.off(Events.MANIFEST_LOADING,this.onManifestLoading,this),e.off(Events.FRAG_LOADING,this.onFragLoading,this),e.off(Events.FRAG_LOADED,this.onFragLoaded,this),e.off(Events.FRAG_BUFFERED,this.onFragBuffered,this),e.off(Events.LEVEL_SWITCHING,this.onLevelSwitching,this),e.off(Events.LEVEL_LOADED,this.onLevelLoaded,this),e.off(Events.LEVELS_UPDATED,this.onLevelsUpdated,this),e.off(Events.MAX_AUTO_LEVEL_UPDATED,this.onMaxAutoLevelUpdated,this),e.off(Events.ERROR,this.onError,this))}destroy(){this.unregisterListeners(),this.clearTimer(),this.hls=this._abandonRulesCheck=null,this.fragCurrent=this.partCurrent=null}onManifestLoading(e,t){this.lastLoadedFragLevel=-1,this.firstSelection=-1,this.lastLevelLoadSec=0,this.fragCurrent=this.partCurrent=null,this.onLevelsUpdated(),this.clearTimer()}onLevelsUpdated(){this.lastLoadedFragLevel>-1&&this.fragCurrent&&(this.lastLoadedFragLevel=this.fragCurrent.level),this._nextAutoLevel=-1,this.onMaxAutoLevelUpdated(),this.codecTiers=null,this.audioTracksByGroup=null}onMaxAutoLevelUpdated(){this.firstSelection=-1,this.nextAutoLevelKey=""}onFragLoading(e,t){const r=t.frag;if(!this.ignoreFragment(r)){var i;if(!r.bitrateTest)this.fragCurrent=r,this.partCurrent=null!=(i=t.part)?i:null;this.clearTimer(),this.timer=self.setInterval(this._abandonRulesCheck,100)}}onLevelSwitching(e,t){this.clearTimer()}onError(e,t){if(!t.fatal)switch(t.details){case ErrorDetails.BUFFER_ADD_CODEC_ERROR:case ErrorDetails.BUFFER_APPEND_ERROR:this.lastLoadedFragLevel=-1,this.firstSelection=-1;break;case ErrorDetails.FRAG_LOAD_TIMEOUT:{const e=t.frag,{fragCurrent:r,partCurrent:i}=this;if(e&&r&&e.sn===r.sn&&e.level===r.level){const t=performance.now(),r=i?i.stats:e.stats,s=t-r.loading.start,n=r.loading.first?r.loading.first-r.loading.start:-1;if(r.loaded&&n>-1){const e=this.bwEstimator.getEstimateTTFB();this.bwEstimator.sample(s-Math.min(e,n),r.loaded)}else this.bwEstimator.sampleTTFB(s)}break}}}getTimeToLoadFrag(e,t,r,i){return e+r/t+(i?this.lastLevelLoadSec:0)}onLevelLoaded(e,t){const r=this.hls.config,{loading:i}=t.stats,s=i.end-i.start;isFiniteNumber(s)&&(this.lastLevelLoadSec=s/1e3),t.details.live?this.bwEstimator.update(r.abrEwmaSlowLive,r.abrEwmaFastLive):this.bwEstimator.update(r.abrEwmaSlowVoD,r.abrEwmaFastVoD)}onFragLoaded(e,{frag:t,part:r}){const i=r?r.stats:t.stats;if(t.type===PlaylistLevelType.MAIN&&this.bwEstimator.sampleTTFB(i.loading.first-i.loading.start),!this.ignoreFragment(t)){if(this.clearTimer(),t.level===this._nextAutoLevel&&(this._nextAutoLevel=-1),this.firstSelection=-1,this.hls.config.abrMaxWithRealBitrate){const e=r?r.duration:t.duration,s=this.hls.levels[t.level],n=(s.loaded?s.loaded.bytes:0)+i.loaded,a=(s.loaded?s.loaded.duration:0)+e;s.loaded={bytes:n,duration:a},s.realBitrate=Math.round(8*n/a)}if(t.bitrateTest){const e={stats:i,frag:t,part:r,id:t.type};this.onFragBuffered(Events.FRAG_BUFFERED,e),t.bitrateTest=!1}else this.lastLoadedFragLevel=t.level}}onFragBuffered(e,t){const{frag:r,part:i}=t,s=null!=i&&i.stats.loaded?i.stats:r.stats;if(s.aborted)return;if(this.ignoreFragment(r))return;const n=s.parsing.end-s.loading.start-Math.min(s.loading.first-s.loading.start,this.bwEstimator.getEstimateTTFB());this.bwEstimator.sample(n,s.loaded),s.bwEstimate=this.getBwEstimate(),r.bitrateTest?this.bitrateTestDelay=n/1e3:this.bitrateTestDelay=0}ignoreFragment(e){return e.type!==PlaylistLevelType.MAIN||"initSegment"===e.sn}clearTimer(){this.timer>-1&&(self.clearInterval(this.timer),this.timer=-1)}get firstAutoLevel(){const{maxAutoLevel:e,minAutoLevel:t}=this.hls,r=this.getBwEstimate(),i=this.hls.config.maxStarvationDelay,s=this.findBestLevel(r,t,e,0,i,1,1);if(s>-1)return s;const n=this.hls.firstLevel,a=Math.min(Math.max(n,t),e);return logger.warn(`[abr] Could not find best starting auto level. Defaulting to first in playlist ${n} clamped to ${a}`),a}get forcedAutoLevel(){return this.nextAutoLevelKey?-1:this._nextAutoLevel}get nextAutoLevel(){const e=this.forcedAutoLevel,t=this.bwEstimator.canEstimate(),r=this.lastLoadedFragLevel>-1;if(!(-1===e||t&&r&&this.nextAutoLevelKey!==this.getAutoLevelKey()))return e;const i=t&&r?this.getNextABRAutoLevel():this.firstAutoLevel;if(-1!==e){const t=this.hls.levels;if(t.length>Math.max(e,i)&&t[e].loadError<=t[i].loadError)return e}return this._nextAutoLevel=i,this.nextAutoLevelKey=this.getAutoLevelKey(),i}getAutoLevelKey(){return`${this.getBwEstimate()}_${this.getStarvationDelay().toFixed(2)}`}getNextABRAutoLevel(){const{fragCurrent:e,partCurrent:t,hls:r}=this,{maxAutoLevel:i,config:s,minAutoLevel:n}=r,a=t?t.duration:e?e.duration:0,o=this.getBwEstimate(),l=this.getStarvationDelay();let d=s.abrBandWidthFactor,c=s.abrBandWidthUpFactor;if(l){const e=this.findBestLevel(o,n,i,l,0,d,c);if(e>=0)return e}let h=a?Math.min(a,s.maxStarvationDelay):s.maxStarvationDelay;if(!l){const e=this.bitrateTestDelay;if(e){h=(a?Math.min(a,s.maxLoadingDelay):s.maxLoadingDelay)-e,logger.info(`[abr] bitrate test took ${Math.round(1e3*e)}ms, set first fragment max fetchDuration to ${Math.round(1e3*h)} ms`),d=c=1}}const u=this.findBestLevel(o,n,i,l,h,d,c);if(logger.info(`[abr] ${l?"rebuffering expected":"buffer is empty"}, optimal quality level ${u}`),u>-1)return u;const f=r.levels[n],g=r.levels[r.loadLevel];return(null==f?void 0:f.bitrate)<(null==g?void 0:g.bitrate)?n:r.loadLevel}getStarvationDelay(){const e=this.hls,t=e.media;if(!t)return 1/0;const r=t&&0!==t.playbackRate?Math.abs(t.playbackRate):1,i=e.mainForwardBufferInfo;return(i?i.len:0)/r}getBwEstimate(){return this.bwEstimator.canEstimate()?this.bwEstimator.getEstimate():this.hls.config.abrEwmaDefaultEstimate}findBestLevel(e,t,r,i,s,n,a){var o;const l=i+s,d=this.lastLoadedFragLevel,c=-1===d?this.hls.firstLevel:d,{fragCurrent:h,partCurrent:u}=this,{levels:f,allAudioTracks:g,loadLevel:m,config:p}=this.hls;if(1===f.length)return 0;const y=f[c],E=!(null==y||null==(o=y.details)||!o.live),v=-1===m||-1===d;let T,S="SDR",L=(null==y?void 0:y.frameRate)||0;const{audioPreference:A,videoPreference:b}=p,R=this.audioTracksByGroup||(this.audioTracksByGroup=getAudioTracksByGroup(g));if(v){if(-1!==this.firstSelection)return this.firstSelection;const i=getStartCodecTier(this.codecTiers||(this.codecTiers=getCodecTiers(f,R,t,r)),S,e,A,b),{codecSet:s,videoRanges:n,minFramerate:a,minBitrate:o,preferHDR:l}=i;T=s,S=l?n[n.length-1]:n[0],L=a,e=Math.max(e,o),logger.log(`[abr] picked start tier ${JSON.stringify(i)}`)}else T=null==y?void 0:y.codecSet,S=null==y?void 0:y.videoRange;const C=u?u.duration:h?h.duration:0,D=this.bwEstimator.getEstimateTTFB()/1e3,_=[];for(let P=r;P>=t;P--){var I;const t=f[P],o=P>c;if(!t)continue;if(p.useMediaCapabilities&&!t.supportedResult&&!t.supportedPromise){const r=navigator.mediaCapabilities;"function"==typeof(null==r?void 0:r.decodingInfo)&&requiresMediaCapabilitiesDecodingInfo(t,R,S,L,e,A)?(t.supportedPromise=getMediaDecodingInfoPromise(t,R,r),t.supportedPromise.then((e=>{if(!this.hls)return;t.supportedResult=e;const r=this.hls.levels,i=r.indexOf(t);e.error?logger.warn(`[abr] MediaCapabilities decodingInfo error: "${e.error}" for level ${i} ${JSON.stringify(e)}`):e.supported||(logger.warn(`[abr] Unsupported MediaCapabilities decodingInfo result for level ${i} ${JSON.stringify(e)}`),i>-1&&r.length>1&&(logger.log(`[abr] Removing unsupported level ${i}`),this.hls.removeLevel(i)))}))):t.supportedResult=SUPPORTED_INFO_DEFAULT}if(T&&t.codecSet!==T||S&&t.videoRange!==S||o&&L>t.frameRate||!o&&L>0&&L<t.frameRate||t.supportedResult&&(null==(I=t.supportedResult.decodingInfoResults)||!I[0].smooth)){_.push(P);continue}const h=t.details,g=(u?null==h?void 0:h.partTarget:null==h?void 0:h.averagetargetduration)||C;let b;b=o?a*e:n*e;const k=C&&i>=2*C&&0===s?f[P].averageBitrate:f[P].maxBitrate,w=this.getTimeToLoadFrag(D,b,k*g,void 0===h);if(b>=k&&(P===d||0===t.loadError&&0===t.fragmentError)&&(w<=D||!isFiniteNumber(w)||E&&!this.bitrateTestDelay||w<l)){const e=this.forcedAutoLevel;return P===m||-1!==e&&e===m||(_.length&&logger.trace(`[abr] Skipped level(s) ${_.join(",")} of ${r} max with CODECS and VIDEO-RANGE:"${f[_[0]].codecs}" ${f[_[0]].videoRange}; not compatible with "${y.codecs}" ${S}`),logger.info(`[abr] switch candidate:${c}->${P} adjustedbw(${Math.round(b)})-bitrate=${Math.round(b-k)} ttfb:${D.toFixed(1)} avgDuration:${g.toFixed(1)} maxFetchDuration:${l.toFixed(1)} fetchDuration:${w.toFixed(1)} firstSelection:${v} codecSet:${T} videoRange:${S} hls.loadLevel:${m}`)),v&&(this.firstSelection=P),P}}return-1}set nextAutoLevel(e){const{maxAutoLevel:t,minAutoLevel:r}=this.hls,i=Math.min(Math.max(e,r),t);this._nextAutoLevel!==i&&(this.nextAutoLevelKey="",this._nextAutoLevel=i)}}class TaskLoop{constructor(){this._boundTick=void 0,this._tickTimer=null,this._tickInterval=null,this._tickCallCount=0,this._boundTick=this.tick.bind(this)}destroy(){this.onHandlerDestroying(),this.onHandlerDestroyed()}onHandlerDestroying(){this.clearNextTick(),this.clearInterval()}onHandlerDestroyed(){}hasInterval(){return!!this._tickInterval}hasNextTick(){return!!this._tickTimer}setInterval(e){return!this._tickInterval&&(this._tickCallCount=0,this._tickInterval=self.setInterval(this._boundTick,e),!0)}clearInterval(){return!!this._tickInterval&&(self.clearInterval(this._tickInterval),this._tickInterval=null,!0)}clearNextTick(){return!!this._tickTimer&&(self.clearTimeout(this._tickTimer),this._tickTimer=null,!0)}tick(){this._tickCallCount++,1===this._tickCallCount&&(this.doTick(),this._tickCallCount>1&&this.tickImmediate(),this._tickCallCount=0)}tickImmediate(){this.clearNextTick(),this._tickTimer=self.setTimeout(this._boundTick,0)}doTick(){}}var FragmentState={NOT_LOADED:"NOT_LOADED",APPENDING:"APPENDING",PARTIAL:"PARTIAL",OK:"OK"};class FragmentTracker{constructor(e){this.activePartLists=Object.create(null),this.endListFragments=Object.create(null),this.fragments=Object.create(null),this.timeRanges=Object.create(null),this.bufferPadding=.2,this.hls=void 0,this.hasGaps=!1,this.hls=e,this._registerListeners()}_registerListeners(){const{hls:e}=this;e.on(Events.BUFFER_APPENDED,this.onBufferAppended,this),e.on(Events.FRAG_BUFFERED,this.onFragBuffered,this),e.on(Events.FRAG_LOADED,this.onFragLoaded,this)}_unregisterListeners(){const{hls:e}=this;e.off(Events.BUFFER_APPENDED,this.onBufferAppended,this),e.off(Events.FRAG_BUFFERED,this.onFragBuffered,this),e.off(Events.FRAG_LOADED,this.onFragLoaded,this)}destroy(){this._unregisterListeners(),this.fragments=this.activePartLists=this.endListFragments=this.timeRanges=null}getAppendedFrag(e,t){const r=this.activePartLists[t];if(r)for(let i=r.length;i--;){const t=r[i];if(!t)break;const s=t.end;if(t.start<=e&&null!==s&&e<=s)return t}return this.getBufferedFrag(e,t)}getBufferedFrag(e,t){const{fragments:r}=this,i=Object.keys(r);for(let s=i.length;s--;){const n=r[i[s]];if((null==n?void 0:n.body.type)===t&&n.buffered){const t=n.body;if(t.start<=e&&e<=t.end)return t}}return null}detectEvictedFragments(e,t,r,i){this.timeRanges&&(this.timeRanges[e]=t);const s=(null==i?void 0:i.fragment.sn)||-1;Object.keys(this.fragments).forEach((i=>{const n=this.fragments[i];if(!n)return;if(s>=n.body.sn)return;if(!n.buffered&&!n.loaded)return void(n.body.type===r&&this.removeFragment(n.body));const a=n.range[e];a&&a.time.some((e=>{const r=!this.isTimeBuffered(e.startPTS,e.endPTS,t);return r&&this.removeFragment(n.body),r}))}))}detectPartialFragments(e){const t=this.timeRanges,{frag:r,part:i}=e;if(!t||"initSegment"===r.sn)return;const s=getFragmentKey(r),n=this.fragments[s];if(!n||n.buffered&&r.gap)return;const a=!r.relurl;if(Object.keys(t).forEach((e=>{const s=r.elementaryStreams[e];if(!s)return;const o=t[e],l=a||!0===s.partial;n.range[e]=this.getBufferedTimes(r,i,l,o)})),n.loaded=null,Object.keys(n.range).length){n.buffered=!0;(n.body.endList=r.endList||n.body.endList)&&(this.endListFragments[n.body.type]=n),isPartial(n)||this.removeParts(r.sn-1,r.type)}else this.removeFragment(n.body)}removeParts(e,t){const r=this.activePartLists[t];r&&(this.activePartLists[t]=r.filter((t=>t.fragment.sn>=e)))}fragBuffered(e,t){const r=getFragmentKey(e);let i=this.fragments[r];!i&&t&&(i=this.fragments[r]={body:e,appendedPTS:null,loaded:null,buffered:!1,range:Object.create(null)},e.gap&&(this.hasGaps=!0)),i&&(i.loaded=null,i.buffered=!0)}getBufferedTimes(e,t,r,i){const s={time:[],partial:r},n=e.start,a=e.end,o=e.minEndPTS||a,l=e.maxStartPTS||n;for(let d=0;d<i.length;d++){const e=i.start(d)-this.bufferPadding,t=i.end(d)+this.bufferPadding;if(l>=e&&o<=t){s.time.push({startPTS:Math.max(n,i.start(d)),endPTS:Math.min(a,i.end(d))});break}if(n<t&&a>e){const e=Math.max(n,i.start(d)),t=Math.min(a,i.end(d));t>e&&(s.partial=!0,s.time.push({startPTS:e,endPTS:t}))}else if(a<=e)break}return s}getPartialFragment(e){let t,r,i,s=null,n=0;const{bufferPadding:a,fragments:o}=this;return Object.keys(o).forEach((l=>{const d=o[l];d&&isPartial(d)&&(r=d.body.start-a,i=d.body.end+a,e>=r&&e<=i&&(t=Math.min(e-r,i-e),n<=t&&(s=d.body,n=t)))})),s}isEndListAppended(e){const t=this.endListFragments[e];return void 0!==t&&(t.buffered||isPartial(t))}getState(e){const t=getFragmentKey(e),r=this.fragments[t];return r?r.buffered?isPartial(r)?FragmentState.PARTIAL:FragmentState.OK:FragmentState.APPENDING:FragmentState.NOT_LOADED}isTimeBuffered(e,t,r){let i,s;for(let n=0;n<r.length;n++){if(i=r.start(n)-this.bufferPadding,s=r.end(n)+this.bufferPadding,e>=i&&t<=s)return!0;if(t<=i)return!1}return!1}onFragLoaded(e,t){const{frag:r,part:i}=t;if("initSegment"===r.sn||r.bitrateTest)return;const s=i?null:t,n=getFragmentKey(r);this.fragments[n]={body:r,appendedPTS:null,loaded:s,buffered:!1,range:Object.create(null)}}onBufferAppended(e,t){const{frag:r,part:i,timeRanges:s}=t;if("initSegment"===r.sn)return;const n=r.type;if(i){let e=this.activePartLists[n];e||(this.activePartLists[n]=e=[]),e.push(i)}this.timeRanges=s,Object.keys(s).forEach((e=>{const t=s[e];this.detectEvictedFragments(e,t,n,i)}))}onFragBuffered(e,t){this.detectPartialFragments(t)}hasFragment(e){const t=getFragmentKey(e);return!!this.fragments[t]}hasParts(e){var t;return!(null==(t=this.activePartLists[e])||!t.length)}removeFragmentsInRange(e,t,r,i,s){i&&!this.hasGaps||Object.keys(this.fragments).forEach((n=>{const a=this.fragments[n];if(!a)return;const o=a.body;o.type!==r||i&&!o.gap||o.start<t&&o.end>e&&(a.buffered||s)&&this.removeFragment(o)}))}removeFragment(e){const t=getFragmentKey(e);e.stats.loaded=0,e.clearElementaryStreamInfo();const r=this.activePartLists[e.type];if(r){const t=e.sn;this.activePartLists[e.type]=r.filter((e=>e.fragment.sn!==t))}delete this.fragments[t],e.endList&&delete this.endListFragments[e.type]}removeAllFragments(){this.fragments=Object.create(null),this.endListFragments=Object.create(null),this.activePartLists=Object.create(null),this.hasGaps=!1}}function isPartial(e){var t,r,i;return e.buffered&&(e.body.gap||(null==(t=e.range.video)?void 0:t.partial)||(null==(r=e.range.audio)?void 0:r.partial)||(null==(i=e.range.audiovideo)?void 0:i.partial))}function getFragmentKey(e){return`${e.type}_${e.level}_${e.sn}`}const noopBuffered={length:0,start:()=>0,end:()=>0};class BufferHelper{static isBuffered(e,t){try{if(e){const r=BufferHelper.getBuffered(e);for(let e=0;e<r.length;e++)if(t>=r.start(e)&&t<=r.end(e))return!0}}catch(r){}return!1}static bufferInfo(e,t,r){try{if(e){const i=BufferHelper.getBuffered(e),s=[];let n;for(n=0;n<i.length;n++)s.push({start:i.start(n),end:i.end(n)});return this.bufferedInfo(s,t,r)}}catch(i){}return{len:0,start:t,end:t,nextStart:void 0}}static bufferedInfo(e,t,r){t=Math.max(0,t),e.sort((function(e,t){const r=e.start-t.start;return r||t.end-e.end}));let i=[];if(r)for(let l=0;l<e.length;l++){const t=i.length;if(t){const s=i[t-1].end;e[l].start-s<r?e[l].end>s&&(i[t-1].end=e[l].end):i.push(e[l])}else i.push(e[l])}else i=e;let s,n=0,a=t,o=t;for(let l=0;l<i.length;l++){const e=i[l].start,d=i[l].end;if(t+r>=e&&t<d)a=e,o=d,n=o-t;else if(t+r<e){s=e;break}}return{len:n,start:a||0,end:o||0,nextStart:s}}static getBuffered(e){try{return e.buffered}catch(t){return logger.log("failed to get media.buffered",t),noopBuffered}}}class ChunkMetadata{constructor(e,t,r,i=0,s=-1,n=!1){this.level=void 0,this.sn=void 0,this.part=void 0,this.id=void 0,this.size=void 0,this.partial=void 0,this.transmuxing=getNewPerformanceTiming(),this.buffering={audio:getNewPerformanceTiming(),video:getNewPerformanceTiming(),audiovideo:getNewPerformanceTiming()},this.level=e,this.sn=t,this.id=r,this.size=i,this.part=s,this.partial=n}}function getNewPerformanceTiming(){return{start:0,executeStart:0,executeEnd:0,end:0}}function findFirstFragWithCC(e,t){for(let i=0,s=e.length;i<s;i++){var r;if((null==(r=e[i])?void 0:r.cc)===t)return e[i]}return null}function shouldAlignOnDiscontinuities(e,t,r){return!(!t||!(r.endCC>r.startCC||e&&e.cc<r.startCC))}function findDiscontinuousReferenceFrag(e,t){const r=e.fragments,i=t.fragments;if(!i.length||!r.length)return void logger.log("No fragments to align");const s=findFirstFragWithCC(r,i[0].cc);if(s&&(!s||s.startPTS))return s;logger.log("No frag in previous level to align on")}function adjustFragmentStart(e,t){if(e){const r=e.start+t;e.start=e.startPTS=r,e.endPTS=r+e.duration}}function adjustSlidingStart(e,t){const r=t.fragments;for(let i=0,s=r.length;i<s;i++)adjustFragmentStart(r[i],e);t.fragmentHint&&adjustFragmentStart(t.fragmentHint,e),t.alignedSliding=!0}function alignStream(e,t,r){t&&(alignDiscontinuities(e,r,t),!r.alignedSliding&&t&&alignMediaPlaylistByPDT(r,t),r.alignedSliding||!t||r.skippedSegments||adjustSliding(t,r))}function alignDiscontinuities(e,t,r){if(shouldAlignOnDiscontinuities(e,r,t)){const e=findDiscontinuousReferenceFrag(r,t);e&&isFiniteNumber(e.start)&&(logger.log(`Adjusting PTS using last level due to CC increase within current level ${t.url}`),adjustSlidingStart(e.start,t))}}function alignMediaPlaylistByPDT(e,t){if(!e.hasProgramDateTime||!t.hasProgramDateTime)return;const r=e.fragments,i=t.fragments;if(!r.length||!i.length)return;let s,n;const a=Math.min(t.endCC,e.endCC);t.startCC<a&&e.startCC<a&&(s=findFirstFragWithCC(i,a),n=findFirstFragWithCC(r,a)),s&&n||(s=i[Math.floor(i.length/2)],n=findFirstFragWithCC(r,s.cc)||r[Math.floor(r.length/2)]);const o=s.programDateTime,l=n.programDateTime;if(!o||!l)return;adjustSlidingStart((l-o)/1e3-(n.start-s.start),e)}const MIN_CHUNK_SIZE=Math.pow(2,17);class FragmentLoader{constructor(e){this.config=void 0,this.loader=null,this.partLoadTimeout=-1,this.config=e}destroy(){this.loader&&(this.loader.destroy(),this.loader=null)}abort(){this.loader&&this.loader.abort()}load(e,t){const r=e.url;if(!r)return Promise.reject(new LoadError({type:ErrorTypes.NETWORK_ERROR,details:ErrorDetails.FRAG_LOAD_ERROR,fatal:!1,frag:e,error:new Error("Fragment does not have a "+(r?"part list":"url")),networkDetails:null}));this.abort();const i=this.config,s=i.fLoader,n=i.loader;return new Promise(((a,o)=>{if(this.loader&&this.loader.destroy(),e.gap){if(e.tagList.some((e=>"GAP"===e[0])))return void o(createGapLoadError(e));e.gap=!1}const l=this.loader=e.loader=s?new s(i):new n(i),d=createLoaderContext(e),c=getLoaderConfigWithoutReties(i.fragLoadPolicy.default),h={loadPolicy:c,timeout:c.maxLoadTimeMs,maxRetry:0,retryDelay:0,maxRetryDelay:0,highWaterMark:"initSegment"===e.sn?1/0:MIN_CHUNK_SIZE};e.stats=l.stats,l.load(d,h,{onSuccess:(t,r,i,s)=>{this.resetLoader(e,l);let n=t.data;i.resetIV&&e.decryptdata&&(e.decryptdata.iv=new Uint8Array(n.slice(0,16)),n=n.slice(16)),a({frag:e,part:null,payload:n,networkDetails:s})},onError:(t,i,s,n)=>{this.resetLoader(e,l),o(new LoadError({type:ErrorTypes.NETWORK_ERROR,details:ErrorDetails.FRAG_LOAD_ERROR,fatal:!1,frag:e,response:_objectSpread2({url:r,data:void 0},t),error:new Error(`HTTP Error ${t.code} ${t.text}`),networkDetails:s,stats:n}))},onAbort:(t,r,i)=>{this.resetLoader(e,l),o(new LoadError({type:ErrorTypes.NETWORK_ERROR,details:ErrorDetails.INTERNAL_ABORTED,fatal:!1,frag:e,error:new Error("Aborted"),networkDetails:i,stats:t}))},onTimeout:(t,r,i)=>{this.resetLoader(e,l),o(new LoadError({type:ErrorTypes.NETWORK_ERROR,details:ErrorDetails.FRAG_LOAD_TIMEOUT,fatal:!1,frag:e,error:new Error(`Timeout after ${h.timeout}ms`),networkDetails:i,stats:t}))},onProgress:(r,i,s,n)=>{t&&t({frag:e,part:null,payload:s,networkDetails:n})}})}))}loadPart(e,t,r){this.abort();const i=this.config,s=i.fLoader,n=i.loader;return new Promise(((a,o)=>{if(this.loader&&this.loader.destroy(),e.gap||t.gap)return void o(createGapLoadError(e,t));const l=this.loader=e.loader=s?new s(i):new n(i),d=createLoaderContext(e,t),c=getLoaderConfigWithoutReties(i.fragLoadPolicy.default),h={loadPolicy:c,timeout:c.maxLoadTimeMs,maxRetry:0,retryDelay:0,maxRetryDelay:0,highWaterMark:MIN_CHUNK_SIZE};t.stats=l.stats,l.load(d,h,{onSuccess:(i,s,n,o)=>{this.resetLoader(e,l),this.updateStatsFromPart(e,t);const d={frag:e,part:t,payload:i.data,networkDetails:o};r(d),a(d)},onError:(r,i,s,n)=>{this.resetLoader(e,l),o(new LoadError({type:ErrorTypes.NETWORK_ERROR,details:ErrorDetails.FRAG_LOAD_ERROR,fatal:!1,frag:e,part:t,response:_objectSpread2({url:d.url,data:void 0},r),error:new Error(`HTTP Error ${r.code} ${r.text}`),networkDetails:s,stats:n}))},onAbort:(r,i,s)=>{e.stats.aborted=t.stats.aborted,this.resetLoader(e,l),o(new LoadError({type:ErrorTypes.NETWORK_ERROR,details:ErrorDetails.INTERNAL_ABORTED,fatal:!1,frag:e,part:t,error:new Error("Aborted"),networkDetails:s,stats:r}))},onTimeout:(r,i,s)=>{this.resetLoader(e,l),o(new LoadError({type:ErrorTypes.NETWORK_ERROR,details:ErrorDetails.FRAG_LOAD_TIMEOUT,fatal:!1,frag:e,part:t,error:new Error(`Timeout after ${h.timeout}ms`),networkDetails:s,stats:r}))}})}))}updateStatsFromPart(e,t){const r=e.stats,i=t.stats,s=i.total;if(r.loaded+=i.loaded,s){const i=Math.round(e.duration/t.duration),n=Math.min(Math.round(r.loaded/s),i),a=(i-n)*Math.round(r.loaded/n);r.total=r.loaded+a}else r.total=Math.max(r.loaded,r.total);const n=r.loading,a=i.loading;n.start?n.first+=a.first-a.start:(n.start=a.start,n.first=a.first),n.end=a.end}resetLoader(e,t){e.loader=null,this.loader===t&&(self.clearTimeout(this.partLoadTimeout),this.loader=null),t.destroy()}}function createLoaderContext(e,t=null){const r=t||e,i={frag:e,part:t,responseType:"arraybuffer",url:r.url,headers:{},rangeStart:0,rangeEnd:0},s=r.byteRangeStartOffset,n=r.byteRangeEndOffset;if(isFiniteNumber(s)&&isFiniteNumber(n)){var a;let t=s,r=n;if("initSegment"===e.sn&&"AES-128"===(null==(a=e.decryptdata)?void 0:a.method)){const e=n-s;e%16&&(r=n+(16-e%16)),0!==s&&(i.resetIV=!0,t=s-16)}i.rangeStart=t,i.rangeEnd=r}return i}function createGapLoadError(e,t){const r=new Error(`GAP ${e.gap?"tag":"attribute"} found`),i={type:ErrorTypes.MEDIA_ERROR,details:ErrorDetails.FRAG_GAP,fatal:!1,frag:e,error:r,networkDetails:null};return t&&(i.part=t),(t||e).stats.aborted=!0,new LoadError(i)}class LoadError extends Error{constructor(e){super(e.error.message),this.data=void 0,this.data=e}}class AESCrypto{constructor(e,t){this.subtle=void 0,this.aesIV=void 0,this.subtle=e,this.aesIV=t}decrypt(e,t){return this.subtle.decrypt({name:"AES-CBC",iv:this.aesIV},t,e)}}class FastAESKey{constructor(e,t){this.subtle=void 0,this.key=void 0,this.subtle=e,this.key=t}expandKey(){return this.subtle.importKey("raw",this.key,{name:"AES-CBC"},!1,["encrypt","decrypt"])}}function removePadding(e){const t=e.byteLength,r=t&&new DataView(e.buffer).getUint8(t-1);return r?sliceUint8(e,0,t-r):e}class AESDecryptor{constructor(){this.rcon=[0,1,2,4,8,16,32,64,128,27,54],this.subMix=[new Uint32Array(256),new Uint32Array(256),new Uint32Array(256),new Uint32Array(256)],this.invSubMix=[new Uint32Array(256),new Uint32Array(256),new Uint32Array(256),new Uint32Array(256)],this.sBox=new Uint32Array(256),this.invSBox=new Uint32Array(256),this.key=new Uint32Array(0),this.ksRows=0,this.keySize=0,this.keySchedule=void 0,this.invKeySchedule=void 0,this.initTable()}uint8ArrayToUint32Array_(e){const t=new DataView(e),r=new Uint32Array(4);for(let i=0;i<4;i++)r[i]=t.getUint32(4*i);return r}initTable(){const e=this.sBox,t=this.invSBox,r=this.subMix,i=r[0],s=r[1],n=r[2],a=r[3],o=this.invSubMix,l=o[0],d=o[1],c=o[2],h=o[3],u=new Uint32Array(256);let f=0,g=0,m=0;for(m=0;m<256;m++)u[m]=m<128?m<<1:m<<1^283;for(m=0;m<256;m++){let r=g^g<<1^g<<2^g<<3^g<<4;r=r>>>8^255&r^99,e[f]=r,t[r]=f;const o=u[f],m=u[o],p=u[m];let y=257*u[r]^16843008*r;i[f]=y<<24|y>>>8,s[f]=y<<16|y>>>16,n[f]=y<<8|y>>>24,a[f]=y,y=16843009*p^65537*m^257*o^16843008*f,l[r]=y<<24|y>>>8,d[r]=y<<16|y>>>16,c[r]=y<<8|y>>>24,h[r]=y,f?(f=o^u[u[u[p^o]]],g^=u[u[g]]):f=g=1}}expandKey(e){const t=this.uint8ArrayToUint32Array_(e);let r=!0,i=0;for(;i<t.length&&r;)r=t[i]===this.key[i],i++;if(r)return;this.key=t;const s=this.keySize=t.length;if(4!==s&&6!==s&&8!==s)throw new Error("Invalid aes key size="+s);const n=this.ksRows=4*(s+6+1);let a,o;const l=this.keySchedule=new Uint32Array(n),d=this.invKeySchedule=new Uint32Array(n),c=this.sBox,h=this.rcon,u=this.invSubMix,f=u[0],g=u[1],m=u[2],p=u[3];let y,E;for(a=0;a<n;a++)a<s?y=l[a]=t[a]:(E=y,a%s==0?(E=E<<8|E>>>24,E=c[E>>>24]<<24|c[E>>>16&255]<<16|c[E>>>8&255]<<8|c[255&E],E^=h[a/s|0]<<24):s>6&&a%s==4&&(E=c[E>>>24]<<24|c[E>>>16&255]<<16|c[E>>>8&255]<<8|c[255&E]),l[a]=y=(l[a-s]^E)>>>0);for(o=0;o<n;o++)a=n-o,E=3&o?l[a]:l[a-4],d[o]=o<4||a<=4?E:f[c[E>>>24]]^g[c[E>>>16&255]]^m[c[E>>>8&255]]^p[c[255&E]],d[o]=d[o]>>>0}networkToHostOrderSwap(e){return e<<24|(65280&e)<<8|(16711680&e)>>8|e>>>24}decrypt(e,t,r){const i=this.keySize+6,s=this.invKeySchedule,n=this.invSBox,a=this.invSubMix,o=a[0],l=a[1],d=a[2],c=a[3],h=this.uint8ArrayToUint32Array_(r);let u=h[0],f=h[1],g=h[2],m=h[3];const p=new Int32Array(e),y=new Int32Array(p.length);let E,v,T,S,L,A,b,R,C,D,_,I,P,k;const w=this.networkToHostOrderSwap;for(;t<p.length;){for(C=w(p[t]),D=w(p[t+1]),_=w(p[t+2]),I=w(p[t+3]),L=C^s[0],A=I^s[1],b=_^s[2],R=D^s[3],P=4,k=1;k<i;k++)E=o[L>>>24]^l[A>>16&255]^d[b>>8&255]^c[255&R]^s[P],v=o[A>>>24]^l[b>>16&255]^d[R>>8&255]^c[255&L]^s[P+1],T=o[b>>>24]^l[R>>16&255]^d[L>>8&255]^c[255&A]^s[P+2],S=o[R>>>24]^l[L>>16&255]^d[A>>8&255]^c[255&b]^s[P+3],L=E,A=v,b=T,R=S,P+=4;E=n[L>>>24]<<24^n[A>>16&255]<<16^n[b>>8&255]<<8^n[255&R]^s[P],v=n[A>>>24]<<24^n[b>>16&255]<<16^n[R>>8&255]<<8^n[255&L]^s[P+1],T=n[b>>>24]<<24^n[R>>16&255]<<16^n[L>>8&255]<<8^n[255&A]^s[P+2],S=n[R>>>24]<<24^n[L>>16&255]<<16^n[A>>8&255]<<8^n[255&b]^s[P+3],y[t]=w(E^u),y[t+1]=w(S^f),y[t+2]=w(T^g),y[t+3]=w(v^m),u=C,f=D,g=_,m=I,t+=4}return y.buffer}}const CHUNK_SIZE=16;class Decrypter{constructor(e,{removePKCS7Padding:t=!0}={}){if(this.logEnabled=!0,this.removePKCS7Padding=void 0,this.subtle=null,this.softwareDecrypter=null,this.key=null,this.fastAesKey=null,this.remainderData=null,this.currentIV=null,this.currentResult=null,this.useSoftware=void 0,this.useSoftware=e.enableSoftwareAES,this.removePKCS7Padding=t,t)try{const e=self.crypto;e&&(this.subtle=e.subtle||e.webkitSubtle)}catch(r){}null===this.subtle&&(this.useSoftware=!0)}destroy(){this.subtle=null,this.softwareDecrypter=null,this.key=null,this.fastAesKey=null,this.remainderData=null,this.currentIV=null,this.currentResult=null}isSync(){return this.useSoftware}flush(){const{currentResult:e,remainderData:t}=this;if(!e||t)return this.reset(),null;const r=new Uint8Array(e);return this.reset(),this.removePKCS7Padding?removePadding(r):r}reset(){this.currentResult=null,this.currentIV=null,this.remainderData=null,this.softwareDecrypter&&(this.softwareDecrypter=null)}decrypt(e,t,r){return this.useSoftware?new Promise(((i,s)=>{this.softwareDecrypt(new Uint8Array(e),t,r);const n=this.flush();n?i(n.buffer):s(new Error("[softwareDecrypt] Failed to decrypt data"))})):this.webCryptoDecrypt(new Uint8Array(e),t,r)}softwareDecrypt(e,t,r){const{currentIV:i,currentResult:s,remainderData:n}=this;this.logOnce("JS AES decrypt"),n&&(e=appendUint8Array(n,e),this.remainderData=null);const a=this.getValidChunk(e);if(!a.length)return null;i&&(r=i);let o=this.softwareDecrypter;o||(o=this.softwareDecrypter=new AESDecryptor),o.expandKey(t);const l=s;return this.currentResult=o.decrypt(a.buffer,0,r),this.currentIV=sliceUint8(a,-16).buffer,l||null}webCryptoDecrypt(e,t,r){const i=this.subtle;return this.key===t&&this.fastAesKey||(this.key=t,this.fastAesKey=new FastAESKey(i,t)),this.fastAesKey.expandKey().then((t=>{if(!i)return Promise.reject(new Error("web crypto not initialized"));this.logOnce("WebCrypto AES decrypt");return new AESCrypto(i,new Uint8Array(r)).decrypt(e.buffer,t)})).catch((i=>(logger.warn(`[decrypter]: WebCrypto Error, disable WebCrypto API, ${i.name}: ${i.message}`),this.onWebCryptoError(e,t,r))))}onWebCryptoError(e,t,r){this.useSoftware=!0,this.logEnabled=!0,this.softwareDecrypt(e,t,r);const i=this.flush();if(i)return i.buffer;throw new Error("WebCrypto and softwareDecrypt: failed to decrypt data")}getValidChunk(e){let t=e;const r=e.length-e.length%CHUNK_SIZE;return r!==e.length&&(t=sliceUint8(e,0,r),this.remainderData=sliceUint8(e,r)),t}logOnce(e){this.logEnabled&&(logger.log(`[decrypter]: ${e}`),this.logEnabled=!1)}}const TimeRanges={toString:function(e){let t="";const r=e.length;for(let i=0;i<r;i++)t+=`[${e.start(i).toFixed(3)}-${e.end(i).toFixed(3)}]`;return t}},State={STOPPED:"STOPPED",IDLE:"IDLE",KEY_LOADING:"KEY_LOADING",FRAG_LOADING:"FRAG_LOADING",FRAG_LOADING_WAITING_RETRY:"FRAG_LOADING_WAITING_RETRY",WAITING_TRACK:"WAITING_TRACK",PARSING:"PARSING",PARSED:"PARSED",ENDED:"ENDED",ERROR:"ERROR",WAITING_INIT_PTS:"WAITING_INIT_PTS",WAITING_LEVEL:"WAITING_LEVEL"};class BaseStreamController extends TaskLoop{constructor(e,t,r,i,s){super(),this.hls=void 0,this.fragPrevious=null,this.fragCurrent=null,this.fragmentTracker=void 0,this.transmuxer=null,this._state=State.STOPPED,this.playlistType=void 0,this.media=null,this.mediaBuffer=null,this.config=void 0,this.bitrateTest=!1,this.lastCurrentTime=0,this.nextLoadPosition=0,this.startPosition=0,this.startTimeOffset=null,this.loadedmetadata=!1,this.retryDate=0,this.levels=null,this.fragmentLoader=void 0,this.keyLoader=void 0,this.levelLastLoaded=null,this.startFragRequested=!1,this.decrypter=void 0,this.initPTS=[],this.onvseeking=null,this.onvended=null,this.logPrefix="",this.log=void 0,this.warn=void 0,this.playlistType=s,this.logPrefix=i,this.log=logger.log.bind(logger,`${i}:`),this.warn=logger.warn.bind(logger,`${i}:`),this.hls=e,this.fragmentLoader=new FragmentLoader(e.config),this.keyLoader=r,this.fragmentTracker=t,this.config=e.config,this.decrypter=new Decrypter(e.config),e.on(Events.MANIFEST_LOADED,this.onManifestLoaded,this)}doTick(){this.onTickEnd()}onTickEnd(){}startLoad(e){}stopLoad(){this.fragmentLoader.abort(),this.keyLoader.abort(this.playlistType);const e=this.fragCurrent;null!=e&&e.loader&&(e.abortRequests(),this.fragmentTracker.removeFragment(e)),this.resetTransmuxer(),this.fragCurrent=null,this.fragPrevious=null,this.clearInterval(),this.clearNextTick(),this.state=State.STOPPED}_streamEnded(e,t){if(t.live||e.nextStart||!e.end||!this.media)return!1;const r=t.partList;if(null!=r&&r.length){const e=r[r.length-1];return BufferHelper.isBuffered(this.media,e.start+e.duration/2)}const i=t.fragments[t.fragments.length-1].type;return this.fragmentTracker.isEndListAppended(i)}getLevelDetails(){var e;if(this.levels&&null!==this.levelLastLoaded)return null==(e=this.levelLastLoaded)?void 0:e.details}onMediaAttached(e,t){const r=this.media=this.mediaBuffer=t.media;this.onvseeking=this.onMediaSeeking.bind(this),this.onvended=this.onMediaEnded.bind(this),r.addEventListener("seeking",this.onvseeking),r.addEventListener("ended",this.onvended);const i=this.config;this.levels&&i.autoStartLoad&&this.state===State.STOPPED&&this.startLoad(i.startPosition)}onMediaDetaching(){const e=this.media;null!=e&&e.ended&&(this.log("MSE detaching and video ended, reset startPosition"),this.startPosition=this.lastCurrentTime=0),e&&this.onvseeking&&this.onvended&&(e.removeEventListener("seeking",this.onvseeking),e.removeEventListener("ended",this.onvended),this.onvseeking=this.onvended=null),this.keyLoader&&this.keyLoader.detach(),this.media=this.mediaBuffer=null,this.loadedmetadata=!1,this.fragmentTracker.removeAllFragments(),this.stopLoad()}onMediaSeeking(){const{config:e,fragCurrent:t,media:r,mediaBuffer:i,state:s}=this,n=r?r.currentTime:0,a=BufferHelper.bufferInfo(i||r,n,e.maxBufferHole);if(this.log(`media seeking to ${isFiniteNumber(n)?n.toFixed(3):n}, state: ${s}`),this.state===State.ENDED)this.resetLoadingState();else if(t){const r=e.maxFragLookUpTolerance,i=t.start-r,s=t.start+t.duration+r;if(!a.len||s<a.start||i>a.end){const e=n>s;(n<i||e)&&(e&&t.loader&&(this.log("seeking outside of buffer while fragment load in progress, cancel fragment load"),t.abortRequests(),this.resetLoadingState()),this.fragPrevious=null)}}r&&(this.fragmentTracker.removeFragmentsInRange(n,1/0,this.playlistType,!0),this.lastCurrentTime=n),this.loadedmetadata||a.len||(this.nextLoadPosition=this.startPosition=n),this.tickImmediate()}onMediaEnded(){this.startPosition=this.lastCurrentTime=0}onManifestLoaded(e,t){this.startTimeOffset=t.startTimeOffset,this.initPTS=[]}onHandlerDestroying(){this.hls.off(Events.MANIFEST_LOADED,this.onManifestLoaded,this),this.stopLoad(),super.onHandlerDestroying(),this.hls=null}onHandlerDestroyed(){this.state=State.STOPPED,this.fragmentLoader&&this.fragmentLoader.destroy(),this.keyLoader&&this.keyLoader.destroy(),this.decrypter&&this.decrypter.destroy(),this.hls=this.log=this.warn=this.decrypter=this.keyLoader=this.fragmentLoader=this.fragmentTracker=null,super.onHandlerDestroyed()}loadFragment(e,t,r){this._loadFragForPlayback(e,t,r)}_loadFragForPlayback(e,t,r){this._doFragLoad(e,t,r,(t=>{if(this.fragContextChanged(e))return this.warn(`Fragment ${e.sn}${t.part?" p: "+t.part.index:""} of level ${e.level} was dropped during download.`),void this.fragmentTracker.removeFragment(e);e.stats.chunkCount++,this._handleFragmentLoadProgress(t)})).then((t=>{if(!t)return;const r=this.state;this.fragContextChanged(e)?(r===State.FRAG_LOADING||!this.fragCurrent&&r===State.PARSING)&&(this.fragmentTracker.removeFragment(e),this.state=State.IDLE):("payload"in t&&(this.log(`Loaded fragment ${e.sn} of level ${e.level}`),this.hls.trigger(Events.FRAG_LOADED,t)),this._handleFragmentLoadComplete(t))})).catch((t=>{this.state!==State.STOPPED&&this.state!==State.ERROR&&(this.warn(t),this.resetFragmentLoading(e))}))}clearTrackerIfNeeded(e){var t;const{fragmentTracker:r}=this;if(r.getState(e)===FragmentState.APPENDING){const t=e.type,i=this.getFwdBufferInfo(this.mediaBuffer,t),s=Math.max(e.duration,i?i.len:this.config.maxBufferLength);this.reduceMaxBufferLength(s)&&r.removeFragment(e)}else 0===(null==(t=this.mediaBuffer)?void 0:t.buffered.length)?r.removeAllFragments():r.hasParts(e.type)&&(r.detectPartialFragments({frag:e,part:null,stats:e.stats,id:e.type}),r.getState(e)===FragmentState.PARTIAL&&r.removeFragment(e))}checkLiveUpdate(e){if(e.updated&&!e.live){const t=e.fragments[e.fragments.length-1];this.fragmentTracker.detectPartialFragments({frag:t,part:null,stats:t.stats,id:t.type})}e.fragments[0]||(e.deltaUpdateFailed=!0)}flushMainBuffer(e,t,r=null){if(!(e-t))return;const i={startOffset:e,endOffset:t,type:r};this.hls.trigger(Events.BUFFER_FLUSHING,i)}_loadInitSegment(e,t){this._doFragLoad(e,t).then((t=>{if(!t||this.fragContextChanged(e)||!this.levels)throw new Error("init load aborted");return t})).then((t=>{const{hls:r}=this,{payload:i}=t,s=e.decryptdata;if(i&&i.byteLength>0&&null!=s&&s.key&&s.iv&&"AES-128"===s.method){const n=self.performance.now();return this.decrypter.decrypt(new Uint8Array(i),s.key.buffer,s.iv.buffer).catch((t=>{throw r.trigger(Events.ERROR,{type:ErrorTypes.MEDIA_ERROR,details:ErrorDetails.FRAG_DECRYPT_ERROR,fatal:!1,error:t,reason:t.message,frag:e}),t})).then((i=>{const s=self.performance.now();return r.trigger(Events.FRAG_DECRYPTED,{frag:e,payload:i,stats:{tstart:n,tdecrypt:s}}),t.payload=i,this.completeInitSegmentLoad(t)}))}return this.completeInitSegmentLoad(t)})).catch((t=>{this.state!==State.STOPPED&&this.state!==State.ERROR&&(this.warn(t),this.resetFragmentLoading(e))}))}completeInitSegmentLoad(e){const{levels:t}=this;if(!t)throw new Error("init load aborted, missing levels");const r=e.frag.stats;this.state=State.IDLE,e.frag.data=new Uint8Array(e.payload),r.parsing.start=r.buffering.start=self.performance.now(),r.parsing.end=r.buffering.end=self.performance.now(),this.tick()}fragContextChanged(e){const{fragCurrent:t}=this;return!e||!t||e.sn!==t.sn||e.level!==t.level}fragBufferedComplete(e,t){var r,i,s,n;const a=this.mediaBuffer?this.mediaBuffer:this.media;if(this.log(`Buffered ${e.type} sn: ${e.sn}${t?" part: "+t.index:""} of ${this.playlistType===PlaylistLevelType.MAIN?"level":"track"} ${e.level} (frag:[${(null!=(r=e.startPTS)?r:NaN).toFixed(3)}-${(null!=(i=e.endPTS)?i:NaN).toFixed(3)}] > buffer:${a?TimeRanges.toString(BufferHelper.getBuffered(a)):"(detached)"})`),"initSegment"!==e.sn){var o;if(e.type!==PlaylistLevelType.SUBTITLE){const t=e.elementaryStreams;if(!Object.keys(t).some((e=>!!t[e])))return void(this.state=State.IDLE)}const t=null==(o=this.levels)?void 0:o[e.level];null!=t&&t.fragmentError&&(this.log(`Resetting level fragment error count of ${t.fragmentError} on frag buffered`),t.fragmentError=0)}this.state=State.IDLE,a&&(!this.loadedmetadata&&e.type==PlaylistLevelType.MAIN&&a.buffered.length&&(null==(s=this.fragCurrent)?void 0:s.sn)===(null==(n=this.fragPrevious)?void 0:n.sn)&&(this.loadedmetadata=!0,this.seekToStartPos()),this.tick())}seekToStartPos(){}_handleFragmentLoadComplete(e){const{transmuxer:t}=this;if(!t)return;const{frag:r,part:i,partsLoaded:s}=e,n=!s||0===s.length||s.some((e=>!e)),a=new ChunkMetadata(r.level,r.sn,r.stats.chunkCount+1,0,i?i.index:-1,!n);t.flush(a)}_handleFragmentLoadProgress(e){}_doFragLoad(e,t,r=null,i){var s;const n=null==t?void 0:t.details;if(!this.levels||!n)throw new Error(`frag load aborted, missing level${n?"":" detail"}s`);let a=null;if(!e.encrypted||null!=(s=e.decryptdata)&&s.key?!e.encrypted&&n.encryptedFragments.length&&this.keyLoader.loadClear(e,n.encryptedFragments):(this.log(`Loading key for ${e.sn} of [${n.startSN}-${n.endSN}], ${"[stream-controller]"===this.logPrefix?"level":"track"} ${e.level}`),this.state=State.KEY_LOADING,this.fragCurrent=e,a=this.keyLoader.load(e).then((e=>{if(!this.fragContextChanged(e.frag))return this.hls.trigger(Events.KEY_LOADED,e),this.state===State.KEY_LOADING&&(this.state=State.IDLE),e})),this.hls.trigger(Events.KEY_LOADING,{frag:e}),null===this.fragCurrent&&(a=Promise.reject(new Error("frag load aborted, context changed in KEY_LOADING")))),r=Math.max(e.start,r||0),this.config.lowLatencyMode&&"initSegment"!==e.sn){const s=n.partList;if(s&&i){r>e.end&&n.fragmentHint&&(e=n.fragmentHint);const o=this.getNextPart(s,e,r);if(o>-1){const l=s[o];let d;return this.log(`Loading part sn: ${e.sn} p: ${l.index} cc: ${e.cc} of playlist [${n.startSN}-${n.endSN}] parts [0-${o}-${s.length-1}] ${"[stream-controller]"===this.logPrefix?"level":"track"}: ${e.level}, target: ${parseFloat(r.toFixed(3))}`),this.nextLoadPosition=l.start+l.duration,this.state=State.FRAG_LOADING,d=a?a.then((r=>!r||this.fragContextChanged(r.frag)?null:this.doFragPartsLoad(e,l,t,i))).catch((e=>this.handleFragLoadError(e))):this.doFragPartsLoad(e,l,t,i).catch((e=>this.handleFragLoadError(e))),this.hls.trigger(Events.FRAG_LOADING,{frag:e,part:l,targetBufferTime:r}),null===this.fragCurrent?Promise.reject(new Error("frag load aborted, context changed in FRAG_LOADING parts")):d}if(!e.url||this.loadedEndOfParts(s,r))return Promise.resolve(null)}}this.log(`Loading fragment ${e.sn} cc: ${e.cc} ${n?"of ["+n.startSN+"-"+n.endSN+"] ":""}${"[stream-controller]"===this.logPrefix?"level":"track"}: ${e.level}, target: ${parseFloat(r.toFixed(3))}`),isFiniteNumber(e.sn)&&!this.bitrateTest&&(this.nextLoadPosition=e.start+e.duration),this.state=State.FRAG_LOADING;const o=this.config.progressive;let l;return l=o&&a?a.then((t=>!t||this.fragContextChanged(null==t?void 0:t.frag)?null:this.fragmentLoader.load(e,i))).catch((e=>this.handleFragLoadError(e))):Promise.all([this.fragmentLoader.load(e,o?i:void 0),a]).then((([e])=>(!o&&e&&i&&i(e),e))).catch((e=>this.handleFragLoadError(e))),this.hls.trigger(Events.FRAG_LOADING,{frag:e,targetBufferTime:r}),null===this.fragCurrent?Promise.reject(new Error("frag load aborted, context changed in FRAG_LOADING")):l}doFragPartsLoad(e,t,r,i){return new Promise(((s,n)=>{var a;const o=[],l=null==(a=r.details)?void 0:a.partList,d=t=>{this.fragmentLoader.loadPart(e,t,i).then((i=>{o[t.index]=i;const n=i.part;this.hls.trigger(Events.FRAG_LOADED,i);const a=getPartWith(r,e.sn,t.index+1)||findPart(l,e.sn,t.index+1);if(!a)return s({frag:e,part:n,partsLoaded:o});d(a)})).catch(n)};d(t)}))}handleFragLoadError(e){if("data"in e){const t=e.data;e.data&&t.details===ErrorDetails.INTERNAL_ABORTED?this.handleFragLoadAborted(t.frag,t.part):this.hls.trigger(Events.ERROR,t)}else this.hls.trigger(Events.ERROR,{type:ErrorTypes.OTHER_ERROR,details:ErrorDetails.INTERNAL_EXCEPTION,err:e,error:e,fatal:!0});return null}_handleTransmuxerFlush(e){const t=this.getCurrentContext(e);if(!t||this.state!==State.PARSING)return void(this.fragCurrent||this.state===State.STOPPED||this.state===State.ERROR||(this.state=State.IDLE));const{frag:r,part:i,level:s}=t,n=self.performance.now();r.stats.parsing.end=n,i&&(i.stats.parsing.end=n),this.updateLevelTiming(r,i,s,e.partial)}getCurrentContext(e){const{levels:t,fragCurrent:r}=this,{level:i,sn:s,part:n}=e;if(null==t||!t[i])return this.warn(`Levels object was unset while buffering fragment ${s} of level ${i}. The current chunk will not be buffered.`),null;const a=t[i],o=n>-1?getPartWith(a,s,n):null,l=o?o.fragment:getFragmentWithSN(a,s,r);return l?(r&&r!==l&&(l.stats=r.stats),{frag:l,part:o,level:a}):null}bufferFragmentData(e,t,r,i,s){var n;if(!e||this.state!==State.PARSING)return;const{data1:a,data2:o}=e;let l=a;if(a&&o&&(l=appendUint8Array(a,o)),null==(n=l)||!n.length)return;const d={type:e.type,frag:t,part:r,chunkMeta:i,parent:t.type,data:l};if(this.hls.trigger(Events.BUFFER_APPENDING,d),e.dropped&&e.independent&&!r){if(s)return;this.flushBufferGap(t)}}flushBufferGap(e){const t=this.media;if(!t)return;if(!BufferHelper.isBuffered(t,t.currentTime))return void this.flushMainBuffer(0,e.start);const r=t.currentTime,i=BufferHelper.bufferInfo(t,r,0),s=e.duration,n=Math.min(2*this.config.maxFragLookUpTolerance,.25*s),a=Math.max(Math.min(e.start-n,i.end-n),r+n);e.start-a>n&&this.flushMainBuffer(a,e.start)}getFwdBufferInfo(e,t){const r=this.getLoadPosition();return isFiniteNumber(r)?this.getFwdBufferInfoAtPos(e,r,t):null}getFwdBufferInfoAtPos(e,t,r){const{config:{maxBufferHole:i}}=this,s=BufferHelper.bufferInfo(e,t,i);if(0===s.len&&void 0!==s.nextStart){const n=this.fragmentTracker.getBufferedFrag(t,r);if(n&&s.nextStart<n.end)return BufferHelper.bufferInfo(e,t,Math.max(s.nextStart,i))}return s}getMaxBufferLength(e){const{config:t}=this;let r;return r=e?Math.max(8*t.maxBufferSize/e,t.maxBufferLength):t.maxBufferLength,Math.min(r,t.maxMaxBufferLength)}reduceMaxBufferLength(e){const t=this.config,r=e||t.maxBufferLength;return t.maxMaxBufferLength>=r&&(t.maxMaxBufferLength/=2,this.warn(`Reduce max buffer length to ${t.maxMaxBufferLength}s`),!0)}getAppendedFrag(e,t=PlaylistLevelType.MAIN){const r=this.fragmentTracker.getAppendedFrag(e,PlaylistLevelType.MAIN);return r&&"fragment"in r?r.fragment:r}getNextFragment(e,t){const r=t.fragments,i=r.length;if(!i)return null;const{config:s}=this,n=r[0].start;let a;if(t.live){const o=s.initialLiveManifestSize;if(i<o)return this.warn(`Not enough fragments to start playback (have: ${i}, need: ${o})`),null;(!t.PTSKnown&&!this.startFragRequested&&-1===this.startPosition||e<n)&&(a=this.getInitialLiveFragment(t,r),this.startPosition=this.nextLoadPosition=a?this.hls.liveSyncPosition||a.start:e)}else e<=n&&(a=r[0]);if(!a){const r=s.lowLatencyMode?t.partEnd:t.fragmentEnd;a=this.getFragmentAtPosition(e,r,t)}return this.mapToInitFragWhenRequired(a)}isLoopLoading(e,t){const r=this.fragmentTracker.getState(e);return(r===FragmentState.OK||r===FragmentState.PARTIAL&&!!e.gap)&&this.nextLoadPosition>t}getNextFragmentLoopLoading(e,t,r,i,s){const n=e.gap,a=this.getNextFragment(this.nextLoadPosition,t);if(null===a)return a;if(e=a,n&&e&&!e.gap&&r.nextStart){const t=this.getFwdBufferInfoAtPos(this.mediaBuffer?this.mediaBuffer:this.media,r.nextStart,i);if(null!==t&&r.len+t.len>=s)return this.log(`buffer full after gaps in "${i}" playlist starting at sn: ${e.sn}`),null}return e}mapToInitFragWhenRequired(e){return null==e||!e.initSegment||null!=e&&e.initSegment.data||this.bitrateTest?e:e.initSegment}getNextPart(e,t,r){let i=-1,s=!1,n=!0;for(let a=0,o=e.length;a<o;a++){const o=e[a];if(n=n&&!o.independent,i>-1&&r<o.start)break;const l=o.loaded;l?i=-1:(s||o.independent||n)&&o.fragment===t&&(i=a),s=l}return i}loadedEndOfParts(e,t){const r=e[e.length-1];return r&&t>r.start&&r.loaded}getInitialLiveFragment(e,t){const r=this.fragPrevious;let i=null;if(r){if(e.hasProgramDateTime&&(this.log(`Live playlist, switching playlist, load frag with same PDT: ${r.programDateTime}`),i=findFragmentByPDT(t,r.endProgramDateTime,this.config.maxFragLookUpTolerance)),!i){const s=r.sn+1;if(s>=e.startSN&&s<=e.endSN){const n=t[s-e.startSN];r.cc===n.cc&&(i=n,this.log(`Live playlist, switching playlist, load frag with next SN: ${i.sn}`))}i||(i=findFragWithCC(t,r.cc),i&&this.log(`Live playlist, switching playlist, load frag with same CC: ${i.sn}`))}}else{const t=this.hls.liveSyncPosition;null!==t&&(i=this.getFragmentAtPosition(t,this.bitrateTest?e.fragmentEnd:e.edge,e))}return i}getFragmentAtPosition(e,t,r){const{config:i}=this;let{fragPrevious:s}=this,{fragments:n,endSN:a}=r;const{fragmentHint:o}=r,l=i.maxFragLookUpTolerance,d=r.partList,c=!!(i.lowLatencyMode&&null!=d&&d.length&&o);let h;if(c&&o&&!this.bitrateTest&&(n=n.concat(o),a=o.sn),e<t){h=findFragmentByPTS(s,n,e,e>t-l?0:l)}else h=n[n.length-1];if(h){const e=h.sn-r.startSN,t=this.fragmentTracker.getState(h);if((t===FragmentState.OK||t===FragmentState.PARTIAL&&h.gap)&&(s=h),s&&h.sn===s.sn&&(!c||d[0].fragment.sn>h.sn)){if(s&&h.level===s.level){const t=n[e+1];h=h.sn<a&&this.fragmentTracker.getState(t)!==FragmentState.OK?t:null}}}return h}synchronizeToLiveEdge(e){const{config:t,media:r}=this;if(!r)return;const i=this.hls.liveSyncPosition,s=r.currentTime,n=e.fragments[0].start,a=e.edge,o=s>=n-t.maxFragLookUpTolerance&&s<=a;if(null!==i&&r.duration>i&&(s<i||!o)){const n=void 0!==t.liveMaxLatencyDuration?t.liveMaxLatencyDuration:t.liveMaxLatencyDurationCount*e.targetduration;(!o&&r.readyState<4||s<a-n)&&(this.loadedmetadata||(this.nextLoadPosition=i),r.readyState&&(this.warn(`Playback: ${s.toFixed(3)} is located too far from the end of live sliding playlist: ${a}, reset currentTime to : ${i.toFixed(3)}`),r.currentTime=i))}}alignPlaylists(e,t,r){const i=e.fragments.length;if(!i)return this.warn("No fragments in live playlist"),0;const s=e.fragments[0].start,n=!t,a=e.alignedSliding&&isFiniteNumber(s);if(n||!a&&!s){const{fragPrevious:s}=this;alignStream(s,r,e);const n=e.fragments[0].start;return this.log(`Live playlist sliding: ${n.toFixed(2)} start-sn: ${t?t.startSN:"na"}->${e.startSN} prev-sn: ${s?s.sn:"na"} fragments: ${i}`),n}return s}waitForCdnTuneIn(e){return e.live&&e.canBlockReload&&e.partTarget&&e.tuneInGoal>Math.max(e.partHoldBack,3*e.partTarget)}setStartPosition(e,t){let r=this.startPosition;if(r<t&&(r=-1),-1===r||-1===this.lastCurrentTime){const i=null!==this.startTimeOffset,s=i?this.startTimeOffset:e.startTimeOffset;null!==s&&isFiniteNumber(s)?(r=t+s,s<0&&(r+=e.totalduration),r=Math.min(Math.max(t,r),t+e.totalduration),this.log(`Start time offset ${s} found in ${i?"multivariant":"media"} playlist, adjust startPosition to ${r}`),this.startPosition=r):e.live?r=this.hls.liveSyncPosition||t:this.startPosition=r=0,this.lastCurrentTime=r}this.nextLoadPosition=r}getLoadPosition(){const{media:e}=this;let t=0;return this.loadedmetadata&&e?t=e.currentTime:this.nextLoadPosition&&(t=this.nextLoadPosition),t}handleFragLoadAborted(e,t){this.transmuxer&&"initSegment"!==e.sn&&e.stats.aborted&&(this.warn(`Fragment ${e.sn}${t?" part "+t.index:""} of level ${e.level} was aborted`),this.resetFragmentLoading(e))}resetFragmentLoading(e){this.fragCurrent&&(this.fragContextChanged(e)||this.state===State.FRAG_LOADING_WAITING_RETRY)||(this.state=State.IDLE)}onFragmentOrKeyLoadError(e,t){if(t.chunkMeta&&!t.frag){const e=this.getCurrentContext(t.chunkMeta);e&&(t.frag=e.frag)}const r=t.frag;if(!r||r.type!==e||!this.levels)return;var i;if(this.fragContextChanged(r))return void this.warn(`Frag load error must match current frag to retry ${r.url} > ${null==(i=this.fragCurrent)?void 0:i.url}`);const s=t.details===ErrorDetails.FRAG_GAP;s&&this.fragmentTracker.fragBuffered(r,!0);const n=t.errorAction,{action:a,retryCount:o=0,retryConfig:l}=n||{};if(n&&a===NetworkErrorAction.RetryRequest&&l){this.resetStartWhenNotLoaded(this.levelLastLoaded);const i=getRetryDelay(l,o);this.warn(`Fragment ${r.sn} of ${e} ${r.level} errored with ${t.details}, retrying loading ${o+1}/${l.maxNumRetry} in ${i}ms`),n.resolved=!0,this.retryDate=self.performance.now()+i,this.state=State.FRAG_LOADING_WAITING_RETRY}else if(l&&n){if(this.resetFragmentErrors(e),!(o<l.maxNumRetry))return void logger.warn(`${t.details} reached or exceeded max retry (${o})`);s||a===NetworkErrorAction.RemoveAlternatePermanently||(n.resolved=!0)}else(null==n?void 0:n.action)===NetworkErrorAction.SendAlternateToPenaltyBox?this.state=State.WAITING_LEVEL:this.state=State.ERROR;this.tickImmediate()}reduceLengthAndFlushBuffer(e){if(this.state===State.PARSING||this.state===State.PARSED){const t=e.parent,r=this.getFwdBufferInfo(this.mediaBuffer,t),i=r&&r.len>.5;i&&this.reduceMaxBufferLength(r.len);const s=!i;return s&&this.warn(`Buffer full error while media.currentTime is not buffered, flush ${t} buffer`),e.frag&&(this.fragmentTracker.removeFragment(e.frag),this.nextLoadPosition=e.frag.start),this.resetLoadingState(),s}return!1}resetFragmentErrors(e){e===PlaylistLevelType.AUDIO&&(this.fragCurrent=null),this.loadedmetadata||(this.startFragRequested=!1),this.state!==State.STOPPED&&(this.state=State.IDLE)}afterBufferFlushed(e,t,r){if(!e)return;const i=BufferHelper.getBuffered(e);this.fragmentTracker.detectEvictedFragments(t,i,r),this.state===State.ENDED&&this.resetLoadingState()}resetLoadingState(){this.log("Reset loading state"),this.fragCurrent=null,this.fragPrevious=null,this.state=State.IDLE}resetStartWhenNotLoaded(e){if(!this.loadedmetadata){this.startFragRequested=!1;const t=e?e.details:null;null!=t&&t.live?(this.startPosition=-1,this.setStartPosition(t,0),this.resetLoadingState()):this.nextLoadPosition=this.startPosition}}resetWhenMissingContext(e){this.warn(`The loading context changed while buffering fragment ${e.sn} of level ${e.level}. This chunk will not be buffered.`),this.removeUnbufferedFrags(),this.resetStartWhenNotLoaded(this.levelLastLoaded),this.resetLoadingState()}removeUnbufferedFrags(e=0){this.fragmentTracker.removeFragmentsInRange(e,1/0,this.playlistType,!1,!0)}updateLevelTiming(e,t,r,i){var s;const n=r.details;if(!n)return void this.warn("level.details undefined");if(!Object.keys(e.elementaryStreams).reduce(((t,s)=>{const a=e.elementaryStreams[s];if(a){const o=a.endPTS-a.startPTS;if(o<=0)return this.warn(`Could not parse fragment ${e.sn} ${s} duration reliably (${o})`),t||!1;const l=i?0:updateFragPTSDTS(n,e,a.startPTS,a.endPTS,a.startDTS,a.endDTS);return this.hls.trigger(Events.LEVEL_PTS_UPDATED,{details:n,level:r,drift:l,type:s,frag:e,start:a.startPTS,end:a.endPTS}),!0}return t}),!1)&&null===(null==(s=this.transmuxer)?void 0:s.error)){const t=new Error(`Found no media in fragment ${e.sn} of level ${e.level} resetting transmuxer to fallback to playlist timing`);if(0===r.fragmentError&&(r.fragmentError++,e.gap=!0,this.fragmentTracker.removeFragment(e),this.fragmentTracker.fragBuffered(e,!0)),this.warn(t.message),this.hls.trigger(Events.ERROR,{type:ErrorTypes.MEDIA_ERROR,details:ErrorDetails.FRAG_PARSING_ERROR,fatal:!1,error:t,frag:e,reason:`Found no media in msn ${e.sn} of level "${r.url}"`}),!this.hls)return;this.resetTransmuxer()}this.state=State.PARSED,this.hls.trigger(Events.FRAG_PARSED,{frag:e,part:t})}resetTransmuxer(){this.transmuxer&&(this.transmuxer.destroy(),this.transmuxer=null)}recoverWorkerError(e){"demuxerWorker"===e.event&&(this.fragmentTracker.removeAllFragments(),this.resetTransmuxer(),this.resetStartWhenNotLoaded(this.levelLastLoaded),this.resetLoadingState())}set state(e){const t=this._state;t!==e&&(this._state=e,this.log(`${t}->${e}`))}get state(){return this._state}}class ChunkCache{constructor(){this.chunks=[],this.dataLength=0}push(e){this.chunks.push(e),this.dataLength+=e.length}flush(){const{chunks:e,dataLength:t}=this;let r;return e.length?(r=1===e.length?e[0]:concatUint8Arrays(e,t),this.reset(),r):new Uint8Array(0)}reset(){this.chunks.length=0,this.dataLength=0}}function concatUint8Arrays(e,t){const r=new Uint8Array(t);let i=0;for(let s=0;s<e.length;s++){const t=e[s];r.set(t,i),i+=t.length}return r}function hasUMDWorker(){return"function"==typeof __HLS_WORKER_BUNDLE__}function injectWorker(){const e=new self.Blob([`var exports={};var module={exports:exports};function define(f){f()};define.amd=true;(${__HLS_WORKER_BUNDLE__.toString()})(true);`],{type:"text/javascript"}),t=self.URL.createObjectURL(e);return{worker:new self.Worker(t),objectURL:t}}function loadWorker(e){const t=new self.URL(e,self.location.href).href;return{worker:new self.Worker(t),scriptURL:t}}function dummyTrack(e="",t=9e4){return{type:e,id:-1,pid:-1,inputTimeScale:t,sequenceNumber:-1,samples:[],dropped:0}}class BaseAudioDemuxer{constructor(){this._audioTrack=void 0,this._id3Track=void 0,this.frameIndex=0,this.cachedData=null,this.basePTS=null,this.initPTS=null,this.lastPTS=null}resetInitSegment(e,t,r,i){this._id3Track={type:"id3",id:3,pid:-1,inputTimeScale:9e4,sequenceNumber:0,samples:[],dropped:0}}resetTimeStamp(e){this.initPTS=e,this.resetContiguity()}resetContiguity(){this.basePTS=null,this.lastPTS=null,this.frameIndex=0}canParse(e,t){return!1}appendFrame(e,t,r){}demux(e,t){this.cachedData&&(e=appendUint8Array(this.cachedData,e),this.cachedData=null);let r,i=getID3Data(e,0),s=i?i.length:0;const n=this._audioTrack,a=this._id3Track,o=i?getTimeStamp(i):void 0,l=e.length;for((null===this.basePTS||0===this.frameIndex&&isFiniteNumber(o))&&(this.basePTS=initPTSFn(o,t,this.initPTS),this.lastPTS=this.basePTS),null===this.lastPTS&&(this.lastPTS=this.basePTS),i&&i.length>0&&a.samples.push({pts:this.lastPTS,dts:this.lastPTS,data:i,type:MetadataSchema.audioId3,duration:Number.POSITIVE_INFINITY});s<l;){if(this.canParse(e,s)){const t=this.appendFrame(n,e,s);t?(this.frameIndex++,this.lastPTS=t.sample.pts,s+=t.length,r=s):s=l}else canParse$2(e,s)?(i=getID3Data(e,s),a.samples.push({pts:this.lastPTS,dts:this.lastPTS,data:i,type:MetadataSchema.audioId3,duration:Number.POSITIVE_INFINITY}),s+=i.length,r=s):s++;if(s===l&&r!==l){const t=sliceUint8(e,r);this.cachedData?this.cachedData=appendUint8Array(this.cachedData,t):this.cachedData=t}}return{audioTrack:n,videoTrack:dummyTrack(),id3Track:a,textTrack:dummyTrack()}}demuxSampleAes(e,t,r){return Promise.reject(new Error(`[${this}] This demuxer does not support Sample-AES decryption`))}flush(e){const t=this.cachedData;return t&&(this.cachedData=null,this.demux(t,0)),{audioTrack:this._audioTrack,videoTrack:dummyTrack(),id3Track:this._id3Track,textTrack:dummyTrack()}}destroy(){}}const initPTSFn=(e,t,r)=>{if(isFiniteNumber(e))return 90*e;return 9e4*t+(r?9e4*r.baseTime/r.timescale:0)};function getAudioConfig(e,t,r,i){let s,n,a,o;const l=navigator.userAgent.toLowerCase(),d=i,c=[96e3,88200,64e3,48e3,44100,32e3,24e3,22050,16e3,12e3,11025,8e3,7350];s=1+((192&t[r+2])>>>6);const h=(60&t[r+2])>>>2;if(!(h>c.length-1))return a=(1&t[r+2])<<2,a|=(192&t[r+3])>>>6,logger.log(`manifest codec:${i}, ADTS type:${s}, samplingIndex:${h}`),/firefox/i.test(l)?h>=6?(s=5,o=new Array(4),n=h-3):(s=2,o=new Array(2),n=h):-1!==l.indexOf("android")?(s=2,o=new Array(2),n=h):(s=5,o=new Array(4),i&&(-1!==i.indexOf("mp4a.40.29")||-1!==i.indexOf("mp4a.40.5"))||!i&&h>=6?n=h-3:((i&&-1!==i.indexOf("mp4a.40.2")&&(h>=6&&1===a||/vivaldi/i.test(l))||!i&&1===a)&&(s=2,o=new Array(2)),n=h)),o[0]=s<<3,o[0]|=(14&h)>>1,o[1]|=(1&h)<<7,o[1]|=a<<3,5===s&&(o[1]|=(14&n)>>1,o[2]=(1&n)<<7,o[2]|=8,o[3]=0),{config:o,samplerate:c[h],channelCount:a,codec:"mp4a.40."+s,manifestCodec:d};{const t=new Error(`invalid ADTS sampling index:${h}`);e.emit(Events.ERROR,Events.ERROR,{type:ErrorTypes.MEDIA_ERROR,details:ErrorDetails.FRAG_PARSING_ERROR,fatal:!0,error:t,reason:t.message})}}function isHeaderPattern$1(e,t){return 255===e[t]&&240==(246&e[t+1])}function getHeaderLength(e,t){return 1&e[t+1]?7:9}function getFullFrameLength(e,t){return(3&e[t+3])<<11|e[t+4]<<3|(224&e[t+5])>>>5}function canGetFrameLength(e,t){return t+5<e.length}function isHeader$1(e,t){return t+1<e.length&&isHeaderPattern$1(e,t)}function canParse$1(e,t){return canGetFrameLength(e,t)&&isHeaderPattern$1(e,t)&&getFullFrameLength(e,t)<=e.length-t}function probe$1(e,t){if(isHeader$1(e,t)){const r=getHeaderLength(e,t);if(t+r>=e.length)return!1;const i=getFullFrameLength(e,t);if(i<=r)return!1;const s=t+i;return s===e.length||isHeader$1(e,s)}return!1}function initTrackConfig(e,t,r,i,s){if(!e.samplerate){const n=getAudioConfig(t,r,i,s);if(!n)return;e.config=n.config,e.samplerate=n.samplerate,e.channelCount=n.channelCount,e.codec=n.codec,e.manifestCodec=n.manifestCodec,logger.log(`parsed codec:${e.codec}, rate:${n.samplerate}, channels:${n.channelCount}`)}}function getFrameDuration(e){return 9216e4/e}function parseFrameHeader(e,t){const r=getHeaderLength(e,t);if(t+r<=e.length){const i=getFullFrameLength(e,t)-r;if(i>0)return{headerLength:r,frameLength:i}}}function appendFrame$2(e,t,r,i,s){const n=i+s*getFrameDuration(e.samplerate),a=parseFrameHeader(t,r);let o;if(a){const{frameLength:i,headerLength:s}=a,l=s+i,d=Math.max(0,r+l-t.length);d?(o=new Uint8Array(l-s),o.set(t.subarray(r+s,t.length),0)):o=t.subarray(r+s,r+l);const c={unit:o,pts:n};return d||e.samples.push(c),{sample:c,length:l,missing:d}}const l=t.length-r;o=new Uint8Array(l),o.set(t.subarray(r,t.length),0);return{sample:{unit:o,pts:n},length:l,missing:-1}}let chromeVersion$1=null;const BitratesMap=[32,64,96,128,160,192,224,256,288,320,352,384,416,448,32,48,56,64,80,96,112,128,160,192,224,256,320,384,32,40,48,56,64,80,96,112,128,160,192,224,256,320,32,48,56,64,80,96,112,128,144,160,176,192,224,256,8,16,24,32,40,48,56,64,80,96,112,128,144,160],SamplingRateMap=[44100,48e3,32e3,22050,24e3,16e3,11025,12e3,8e3],SamplesCoefficients=[[0,72,144,12],[0,0,0,0],[0,72,144,12],[0,144,144,12]],BytesInSlot=[0,1,1,4];function appendFrame$1(e,t,r,i,s){if(r+24>t.length)return;const n=parseHeader(t,r);if(n&&r+n.frameLength<=t.length){const a=i+s*(9e4*n.samplesPerFrame/n.sampleRate),o={unit:t.subarray(r,r+n.frameLength),pts:a,dts:a};return e.config=[],e.channelCount=n.channelCount,e.samplerate=n.sampleRate,e.samples.push(o),{sample:o,length:n.frameLength,missing:0}}}function parseHeader(e,t){const r=e[t+1]>>3&3,i=e[t+1]>>1&3,s=e[t+2]>>4&15,n=e[t+2]>>2&3;if(1!==r&&0!==s&&15!==s&&3!==n){const a=e[t+2]>>1&1,o=e[t+3]>>6,l=1e3*BitratesMap[14*(3===r?3-i:3===i?3:4)+s-1],d=SamplingRateMap[3*(3===r?0:2===r?1:2)+n],c=3===o?1:2,h=SamplesCoefficients[r][i],u=BytesInSlot[i],f=8*h*u,g=Math.floor(h*l/d+a)*u;if(null===chromeVersion$1){const e=(navigator.userAgent||"").match(/Chrome\/(\d+)/i);chromeVersion$1=e?parseInt(e[1]):0}return!!chromeVersion$1&&chromeVersion$1<=87&&2===i&&l>=224e3&&0===o&&(e[t+3]=128|e[t+3]),{sampleRate:d,channelCount:c,frameLength:g,samplesPerFrame:f}}}function isHeaderPattern(e,t){return 255===e[t]&&224==(224&e[t+1])&&0!=(6&e[t+1])}function isHeader(e,t){return t+1<e.length&&isHeaderPattern(e,t)}function canParse(e,t){return isHeaderPattern(e,t)&&4<=e.length-t}function probe(e,t){if(t+1<e.length&&isHeaderPattern(e,t)){const r=4,i=parseHeader(e,t);let s=r;null!=i&&i.frameLength&&(s=i.frameLength);const n=t+s;return n===e.length||isHeader(e,n)}return!1}class AACDemuxer extends BaseAudioDemuxer{constructor(e,t){super(),this.observer=void 0,this.config=void 0,this.observer=e,this.config=t}resetInitSegment(e,t,r,i){super.resetInitSegment(e,t,r,i),this._audioTrack={container:"audio/adts",type:"audio",id:2,pid:-1,sequenceNumber:0,segmentCodec:"aac",samples:[],manifestCodec:t,duration:i,inputTimeScale:9e4,dropped:0}}static probe(e){if(!e)return!1;const t=getID3Data(e,0);let r=(null==t?void 0:t.length)||0;if(probe(e,r))return!1;for(let i=e.length;r<i;r++)if(probe$1(e,r))return logger.log("ADTS sync word found !"),!0;return!1}canParse(e,t){return canParse$1(e,t)}appendFrame(e,t,r){initTrackConfig(e,this.observer,t,r,e.manifestCodec);const i=appendFrame$2(e,t,r,this.basePTS,this.frameIndex);if(i&&0===i.missing)return i}}const emsgSchemePattern=/\/emsg[-/]ID3/i;class MP4Demuxer{constructor(e,t){this.remainderData=null,this.timeOffset=0,this.config=void 0,this.videoTrack=void 0,this.audioTrack=void 0,this.id3Track=void 0,this.txtTrack=void 0,this.config=t}resetTimeStamp(){}resetInitSegment(e,t,r,i){const s=this.videoTrack=dummyTrack("video",1),n=this.audioTrack=dummyTrack("audio",1),a=this.txtTrack=dummyTrack("text",1);if(this.id3Track=dummyTrack("id3",1),this.timeOffset=0,null==e||!e.byteLength)return;const o=parseInitSegment(e);if(o.video){const{id:e,timescale:t,codec:r}=o.video;s.id=e,s.timescale=a.timescale=t,s.codec=r}if(o.audio){const{id:e,timescale:t,codec:r}=o.audio;n.id=e,n.timescale=t,n.codec=r}a.id=RemuxerTrackIdConfig.text,s.sampleDuration=0,s.duration=n.duration=i}resetContiguity(){this.remainderData=null}static probe(e){return hasMoofData(e)}demux(e,t){this.timeOffset=t;let r=e;const i=this.videoTrack,s=this.txtTrack;if(this.config.progressive){this.remainderData&&(r=appendUint8Array(this.remainderData,e));const t=segmentValidRange(r);this.remainderData=t.remainder,i.samples=t.valid||new Uint8Array}else i.samples=r;const n=this.extractID3Track(i,t);return s.samples=parseSamples(t,i),{videoTrack:i,audioTrack:this.audioTrack,id3Track:n,textTrack:this.txtTrack}}flush(){const e=this.timeOffset,t=this.videoTrack,r=this.txtTrack;t.samples=this.remainderData||new Uint8Array,this.remainderData=null;const i=this.extractID3Track(t,this.timeOffset);return r.samples=parseSamples(e,t),{videoTrack:t,audioTrack:dummyTrack(),id3Track:i,textTrack:dummyTrack()}}extractID3Track(e,t){const r=this.id3Track;if(e.samples.length){const i=findBox(e.samples,["emsg"]);i&&i.forEach((e=>{const i=parseEmsg(e);if(emsgSchemePattern.test(i.schemeIdUri)){const e=isFiniteNumber(i.presentationTime)?i.presentationTime/i.timeScale:t+i.presentationTimeDelta/i.timeScale;let s=4294967295===i.eventDuration?Number.POSITIVE_INFINITY:i.eventDuration/i.timeScale;s<=.001&&(s=Number.POSITIVE_INFINITY);const n=i.payload;r.samples.push({data:n,len:n.byteLength,dts:e,pts:e,type:MetadataSchema.emsg,duration:s})}}))}return r}demuxSampleAes(e,t,r){return Promise.reject(new Error("The MP4 demuxer does not support SAMPLE-AES decryption"))}destroy(){}}const getAudioBSID=(e,t)=>{let r=0,i=5;t+=i;const s=new Uint32Array(1),n=new Uint32Array(1),a=new Uint8Array(1);for(;i>0;){a[0]=e[t];const o=Math.min(i,8),l=8-o;n[0]=4278190080>>>24+l<<l,s[0]=(a[0]&n[0])>>l,r=r?r<<o|s[0]:s[0],t+=1,i-=o}return r};class AC3Demuxer extends BaseAudioDemuxer{constructor(e){super(),this.observer=void 0,this.observer=e}resetInitSegment(e,t,r,i){super.resetInitSegment(e,t,r,i),this._audioTrack={container:"audio/ac-3",type:"audio",id:2,pid:-1,sequenceNumber:0,segmentCodec:"ac3",samples:[],manifestCodec:t,duration:i,inputTimeScale:9e4,dropped:0}}canParse(e,t){return t+64<e.length}appendFrame(e,t,r){const i=appendFrame(e,t,r,this.basePTS,this.frameIndex);if(-1!==i){return{sample:e.samples[e.samples.length-1],length:i,missing:0}}}static probe(e){if(!e)return!1;const t=getID3Data(e,0);if(!t)return!1;const r=t.length;return 11===e[r]&&119===e[r+1]&&void 0!==getTimeStamp(t)&&getAudioBSID(e,r)<16}}function appendFrame(e,t,r,i,s){if(r+8>t.length)return-1;if(11!==t[r]||119!==t[r+1])return-1;const n=t[r+4]>>6;if(n>=3)return-1;const a=[48e3,44100,32e3][n],o=63&t[r+4],l=2*[64,69,96,64,70,96,80,87,120,80,88,120,96,104,144,96,105,144,112,121,168,112,122,168,128,139,192,128,140,192,160,174,240,160,175,240,192,208,288,192,209,288,224,243,336,224,244,336,256,278,384,256,279,384,320,348,480,320,349,480,384,417,576,384,418,576,448,487,672,448,488,672,512,557,768,512,558,768,640,696,960,640,697,960,768,835,1152,768,836,1152,896,975,1344,896,976,1344,1024,1114,1536,1024,1115,1536,1152,1253,1728,1152,1254,1728,1280,1393,1920,1280,1394,1920][3*o+n];if(r+l>t.length)return-1;const d=t[r+6]>>5;let c=0;2===d?c+=2:(1&d&&1!==d&&(c+=2),4&d&&(c+=2));const h=(t[r+6]<<8|t[r+7])>>12-c&1,u=[2,1,2,3,3,4,4,5][d]+h,f=t[r+5]>>3,g=7&t[r+5],m=new Uint8Array([n<<6|f<<1|g>>2,(3&g)<<6|d<<3|h<<2|o>>4,o<<4&224]),p=i+s*(1536/a*9e4),y=t.subarray(r,r+l);return e.config=m,e.channelCount=u,e.samplerate=a,e.samples.push({unit:y,pts:p}),l}class BaseVideoParser{constructor(){this.VideoSample=null}createVideoSample(e,t,r,i){return{key:e,frame:!1,pts:t,dts:r,units:[],debug:i,length:0}}getLastNalUnit(e){var t;let r,i=this.VideoSample;if(i&&0!==i.units.length||(i=e[e.length-1]),null!=(t=i)&&t.units){const e=i.units;r=e[e.length-1]}return r}pushAccessUnit(e,t){if(e.units.length&&e.frame){if(void 0===e.pts){const r=t.samples,i=r.length;if(!i)return void t.dropped++;{const t=r[i-1];e.pts=t.pts,e.dts=t.dts}}t.samples.push(e)}e.debug.length&&logger.log(e.pts+"/"+e.dts+":"+e.debug)}}class ExpGolomb{constructor(e){this.data=void 0,this.bytesAvailable=void 0,this.word=void 0,this.bitsAvailable=void 0,this.data=e,this.bytesAvailable=e.byteLength,this.word=0,this.bitsAvailable=0}loadWord(){const e=this.data,t=this.bytesAvailable,r=e.byteLength-t,i=new Uint8Array(4),s=Math.min(4,t);if(0===s)throw new Error("no bytes available");i.set(e.subarray(r,r+s)),this.word=new DataView(i.buffer).getUint32(0),this.bitsAvailable=8*s,this.bytesAvailable-=s}skipBits(e){let t;e=Math.min(e,8*this.bytesAvailable+this.bitsAvailable),this.bitsAvailable>e?(this.word<<=e,this.bitsAvailable-=e):(t=(e-=this.bitsAvailable)>>3,e-=t<<3,this.bytesAvailable-=t,this.loadWord(),this.word<<=e,this.bitsAvailable-=e)}readBits(e){let t=Math.min(this.bitsAvailable,e);const r=this.word>>>32-t;if(e>32&&logger.error("Cannot read more than 32 bits at a time"),this.bitsAvailable-=t,this.bitsAvailable>0)this.word<<=t;else{if(!(this.bytesAvailable>0))throw new Error("no bits available");this.loadWord()}return t=e-t,t>0&&this.bitsAvailable?r<<t|this.readBits(t):r}skipLZ(){let e;for(e=0;e<this.bitsAvailable;++e)if(0!=(this.word&2147483648>>>e))return this.word<<=e,this.bitsAvailable-=e,e;return this.loadWord(),e+this.skipLZ()}skipUEG(){this.skipBits(1+this.skipLZ())}skipEG(){this.skipBits(1+this.skipLZ())}readUEG(){const e=this.skipLZ();return this.readBits(e+1)-1}readEG(){const e=this.readUEG();return 1&e?1+e>>>1:-1*(e>>>1)}readBoolean(){return 1===this.readBits(1)}readUByte(){return this.readBits(8)}readUShort(){return this.readBits(16)}readUInt(){return this.readBits(32)}skipScalingList(e){let t,r=8,i=8;for(let s=0;s<e;s++)0!==i&&(t=this.readEG(),i=(r+t+256)%256),r=0===i?r:i}readSPS(){let e,t,r,i=0,s=0,n=0,a=0;const o=this.readUByte.bind(this),l=this.readBits.bind(this),d=this.readUEG.bind(this),c=this.readBoolean.bind(this),h=this.skipBits.bind(this),u=this.skipEG.bind(this),f=this.skipUEG.bind(this),g=this.skipScalingList.bind(this);o();const m=o();if(l(5),h(3),o(),f(),100===m||110===m||122===m||244===m||44===m||83===m||86===m||118===m||128===m){const e=d();if(3===e&&h(1),f(),f(),h(1),c())for(t=3!==e?8:12,r=0;r<t;r++)c()&&g(r<6?16:64)}f();const p=d();if(0===p)d();else if(1===p)for(h(1),u(),u(),e=d(),r=0;r<e;r++)u();f(),h(1);const y=d(),E=d(),v=l(1);0===v&&h(1),h(1),c()&&(i=d(),s=d(),n=d(),a=d());let T=[1,1];if(c()&&c()){switch(o()){case 1:T=[1,1];break;case 2:T=[12,11];break;case 3:T=[10,11];break;case 4:T=[16,11];break;case 5:T=[40,33];break;case 6:T=[24,11];break;case 7:T=[20,11];break;case 8:T=[32,11];break;case 9:T=[80,33];break;case 10:T=[18,11];break;case 11:T=[15,11];break;case 12:T=[64,33];break;case 13:T=[160,99];break;case 14:T=[4,3];break;case 15:T=[3,2];break;case 16:T=[2,1];break;case 255:T=[o()<<8|o(),o()<<8|o()]}}return{width:Math.ceil(16*(y+1)-2*i-2*s),height:(2-v)*(E+1)*16-(v?2:4)*(n+a),pixelRatio:T}}readSliceType(){return this.readUByte(),this.readUEG(),this.readUEG()}}class AvcVideoParser extends BaseVideoParser{parseAVCPES(e,t,r,i,s){const n=this.parseAVCNALu(e,r.data);let a,o=this.VideoSample,l=!1;r.data=null,o&&n.length&&!e.audFound&&(this.pushAccessUnit(o,e),o=this.VideoSample=this.createVideoSample(!1,r.pts,r.dts,"")),n.forEach((i=>{var n;switch(i.type){case 1:{let t=!1;a=!0;const s=i.data;if(l&&s.length>4){const e=new ExpGolomb(s).readSliceType();2!==e&&4!==e&&7!==e&&9!==e||(t=!0)}var d;if(t)null!=(d=o)&&d.frame&&!o.key&&(this.pushAccessUnit(o,e),o=this.VideoSample=null);o||(o=this.VideoSample=this.createVideoSample(!0,r.pts,r.dts,"")),o.frame=!0,o.key=t;break}case 5:a=!0,null!=(n=o)&&n.frame&&!o.key&&(this.pushAccessUnit(o,e),o=this.VideoSample=null),o||(o=this.VideoSample=this.createVideoSample(!0,r.pts,r.dts,"")),o.key=!0,o.frame=!0;break;case 6:a=!0,parseSEIMessageFromNALu(i.data,1,r.pts,t.samples);break;case 7:{var c,h;a=!0,l=!0;const t=i.data,r=new ExpGolomb(t).readSPS();if(!e.sps||e.width!==r.width||e.height!==r.height||(null==(c=e.pixelRatio)?void 0:c[0])!==r.pixelRatio[0]||(null==(h=e.pixelRatio)?void 0:h[1])!==r.pixelRatio[1]){e.width=r.width,e.height=r.height,e.pixelRatio=r.pixelRatio,e.sps=[t],e.duration=s;const i=t.subarray(1,4);let n="avc1.";for(let e=0;e<3;e++){let t=i[e].toString(16);t.length<2&&(t="0"+t),n+=t}e.codec=n}break}case 8:a=!0,e.pps=[i.data];break;case 9:a=!0,e.audFound=!0,o&&this.pushAccessUnit(o,e),o=this.VideoSample=this.createVideoSample(!1,r.pts,r.dts,"");break;case 12:a=!0;break;default:a=!1,o&&(o.debug+="unknown NAL "+i.type+" ")}if(o&&a){o.units.push(i)}})),i&&o&&(this.pushAccessUnit(o,e),this.VideoSample=null)}parseAVCNALu(e,t){const r=t.byteLength;let i=e.naluState||0;const s=i,n=[];let a,o,l,d=0,c=-1,h=0;for(-1===i&&(c=0,h=31&t[0],i=0,d=1);d<r;)if(a=t[d++],i)if(1!==i)if(a)if(1===a){if(o=d-i-1,c>=0){const e={data:t.subarray(c,o),type:h};n.push(e)}else{const r=this.getLastNalUnit(e.samples);r&&(s&&d<=4-s&&r.state&&(r.data=r.data.subarray(0,r.data.byteLength-s)),o>0&&(r.data=appendUint8Array(r.data,t.subarray(0,o)),r.state=0))}d<r?(l=31&t[d],c=d,h=l,i=0):i=-1}else i=0;else i=3;else i=a?0:2;else i=a?0:1;if(c>=0&&i>=0){const e={data:t.subarray(c,r),type:h,state:i};n.push(e)}if(0===n.length){const r=this.getLastNalUnit(e.samples);r&&(r.data=appendUint8Array(r.data,t))}return e.naluState=i,n}}class SampleAesDecrypter{constructor(e,t,r){this.keyData=void 0,this.decrypter=void 0,this.keyData=r,this.decrypter=new Decrypter(t,{removePKCS7Padding:!1})}decryptBuffer(e){return this.decrypter.decrypt(e,this.keyData.key.buffer,this.keyData.iv.buffer)}decryptAacSample(e,t,r){const i=e[t].unit;if(i.length<=16)return;const s=i.subarray(16,i.length-i.length%16),n=s.buffer.slice(s.byteOffset,s.byteOffset+s.length);this.decryptBuffer(n).then((s=>{const n=new Uint8Array(s);i.set(n,16),this.decrypter.isSync()||this.decryptAacSamples(e,t+1,r)}))}decryptAacSamples(e,t,r){for(;;t++){if(t>=e.length)return void r();if(!(e[t].unit.length<32)&&(this.decryptAacSample(e,t,r),!this.decrypter.isSync()))return}}getAvcEncryptedData(e){const t=16*Math.floor((e.length-48)/160)+16,r=new Int8Array(t);let i=0;for(let s=32;s<e.length-16;s+=160,i+=16)r.set(e.subarray(s,s+16),i);return r}getAvcDecryptedUnit(e,t){const r=new Uint8Array(t);let i=0;for(let s=32;s<e.length-16;s+=160,i+=16)e.set(r.subarray(i,i+16),s);return e}decryptAvcSample(e,t,r,i,s){const n=discardEPB(s.data),a=this.getAvcEncryptedData(n);this.decryptBuffer(a.buffer).then((a=>{s.data=this.getAvcDecryptedUnit(n,a),this.decrypter.isSync()||this.decryptAvcSamples(e,t,r+1,i)}))}decryptAvcSamples(e,t,r,i){if(e instanceof Uint8Array)throw new Error("Cannot decrypt samples of type Uint8Array");for(;;t++,r=0){if(t>=e.length)return void i();const s=e[t].units;for(;!(r>=s.length);r++){const n=s[r];if(!(n.data.length<=48||1!==n.type&&5!==n.type||(this.decryptAvcSample(e,t,r,i,n),this.decrypter.isSync())))return}}}}const PACKET_LENGTH=188;class TSDemuxer{constructor(e,t,r){this.observer=void 0,this.config=void 0,this.typeSupported=void 0,this.sampleAes=null,this.pmtParsed=!1,this.audioCodec=void 0,this.videoCodec=void 0,this._duration=0,this._pmtId=-1,this._videoTrack=void 0,this._audioTrack=void 0,this._id3Track=void 0,this._txtTrack=void 0,this.aacOverFlow=null,this.remainderData=null,this.videoParser=void 0,this.observer=e,this.config=t,this.typeSupported=r,this.videoParser=new AvcVideoParser}static probe(e){const t=TSDemuxer.syncOffset(e);return t>0&&logger.warn(`MPEG2-TS detected but first sync word found @ offset ${t}`),-1!==t}static syncOffset(e){const t=e.length;let r=Math.min(5*PACKET_LENGTH,t-PACKET_LENGTH)+1,i=0;for(;i<r;){let s=!1,n=-1,a=0;for(let o=i;o<t;o+=PACKET_LENGTH){if(71!==e[o]||t-o!==PACKET_LENGTH&&71!==e[o+PACKET_LENGTH]){if(a)return-1;break}if(a++,-1===n&&(n=o,0!==n&&(r=Math.min(n+99*PACKET_LENGTH,e.length-PACKET_LENGTH)+1)),s||(s=0===parsePID(e,o)),s&&a>1&&(0===n&&a>2||o+PACKET_LENGTH>r))return n}i++}return-1}static createTrack(e,t){return{container:"video"===e||"audio"===e?"video/mp2t":void 0,type:e,id:RemuxerTrackIdConfig[e],pid:-1,inputTimeScale:9e4,sequenceNumber:0,samples:[],dropped:0,duration:"audio"===e?t:void 0}}resetInitSegment(e,t,r,i){this.pmtParsed=!1,this._pmtId=-1,this._videoTrack=TSDemuxer.createTrack("video"),this._audioTrack=TSDemuxer.createTrack("audio",i),this._id3Track=TSDemuxer.createTrack("id3"),this._txtTrack=TSDemuxer.createTrack("text"),this._audioTrack.segmentCodec="aac",this.aacOverFlow=null,this.remainderData=null,this.audioCodec=t,this.videoCodec=r,this._duration=i}resetTimeStamp(){}resetContiguity(){const{_audioTrack:e,_videoTrack:t,_id3Track:r}=this;e&&(e.pesData=null),t&&(t.pesData=null),r&&(r.pesData=null),this.aacOverFlow=null,this.remainderData=null}demux(e,t,r=!1,i=!1){let s;r||(this.sampleAes=null);const n=this._videoTrack,a=this._audioTrack,o=this._id3Track,l=this._txtTrack;let d=n.pid,c=n.pesData,h=a.pid,u=o.pid,f=a.pesData,g=o.pesData,m=null,p=this.pmtParsed,y=this._pmtId,E=e.length;if(this.remainderData&&(E=(e=appendUint8Array(this.remainderData,e)).length,this.remainderData=null),E<PACKET_LENGTH&&!i)return this.remainderData=e,{audioTrack:a,videoTrack:n,id3Track:o,textTrack:l};const v=Math.max(0,TSDemuxer.syncOffset(e));E-=(E-v)%PACKET_LENGTH,E<e.byteLength&&!i&&(this.remainderData=new Uint8Array(e.buffer,E,e.buffer.byteLength-E));let T=0;for(let L=v;L<E;L+=PACKET_LENGTH)if(71===e[L]){const t=!!(64&e[L+1]),i=parsePID(e,L);let E;if((48&e[L+3])>>4>1){if(E=L+5+e[L+4],E===L+PACKET_LENGTH)continue}else E=L+4;switch(i){case d:t&&(c&&(s=parsePES(c))&&this.videoParser.parseAVCPES(n,l,s,!1,this._duration),c={data:[],size:0}),c&&(c.data.push(e.subarray(E,L+PACKET_LENGTH)),c.size+=L+PACKET_LENGTH-E);break;case h:if(t){if(f&&(s=parsePES(f)))switch(a.segmentCodec){case"aac":this.parseAACPES(a,s);break;case"mp3":this.parseMPEGPES(a,s);break;case"ac3":this.parseAC3PES(a,s)}f={data:[],size:0}}f&&(f.data.push(e.subarray(E,L+PACKET_LENGTH)),f.size+=L+PACKET_LENGTH-E);break;case u:t&&(g&&(s=parsePES(g))&&this.parseID3PES(o,s),g={data:[],size:0}),g&&(g.data.push(e.subarray(E,L+PACKET_LENGTH)),g.size+=L+PACKET_LENGTH-E);break;case 0:t&&(E+=e[E]+1),y=this._pmtId=parsePAT(e,E);break;case y:{t&&(E+=e[E]+1);const i=parsePMT(e,E,this.typeSupported,r);d=i.videoPid,d>0&&(n.pid=d,n.segmentCodec=i.segmentVideoCodec),h=i.audioPid,h>0&&(a.pid=h,a.segmentCodec=i.segmentAudioCodec),u=i.id3Pid,u>0&&(o.pid=u),null===m||p||(logger.warn(`MPEG-TS PMT found at ${L} after unknown PID '${m}'. Backtracking to sync byte @${v} to parse all TS packets.`),m=null,L=v-188),p=this.pmtParsed=!0;break}case 17:case 8191:break;default:m=i}}else T++;if(T>0){const e=new Error(`Found ${T} TS packet/s that do not start with 0x47`);this.observer.emit(Events.ERROR,Events.ERROR,{type:ErrorTypes.MEDIA_ERROR,details:ErrorDetails.FRAG_PARSING_ERROR,fatal:!1,error:e,reason:e.message})}n.pesData=c,a.pesData=f,o.pesData=g;const S={audioTrack:a,videoTrack:n,id3Track:o,textTrack:l};return i&&this.extractRemainingSamples(S),S}flush(){const{remainderData:e}=this;let t;return this.remainderData=null,t=e?this.demux(e,-1,!1,!0):{videoTrack:this._videoTrack,audioTrack:this._audioTrack,id3Track:this._id3Track,textTrack:this._txtTrack},this.extractRemainingSamples(t),this.sampleAes?this.decrypt(t,this.sampleAes):t}extractRemainingSamples(e){const{audioTrack:t,videoTrack:r,id3Track:i,textTrack:s}=e,n=r.pesData,a=t.pesData,o=i.pesData;let l;if(n&&(l=parsePES(n))?(this.videoParser.parseAVCPES(r,s,l,!0,this._duration),r.pesData=null):r.pesData=n,a&&(l=parsePES(a))){switch(t.segmentCodec){case"aac":this.parseAACPES(t,l);break;case"mp3":this.parseMPEGPES(t,l);break;case"ac3":this.parseAC3PES(t,l)}t.pesData=null}else null!=a&&a.size&&logger.log("last AAC PES packet truncated,might overlap between fragments"),t.pesData=a;o&&(l=parsePES(o))?(this.parseID3PES(i,l),i.pesData=null):i.pesData=o}demuxSampleAes(e,t,r){const i=this.demux(e,r,!0,!this.config.progressive),s=this.sampleAes=new SampleAesDecrypter(this.observer,this.config,t);return this.decrypt(i,s)}decrypt(e,t){return new Promise((r=>{const{audioTrack:i,videoTrack:s}=e;i.samples&&"aac"===i.segmentCodec?t.decryptAacSamples(i.samples,0,(()=>{s.samples?t.decryptAvcSamples(s.samples,0,0,(()=>{r(e)})):r(e)})):s.samples&&t.decryptAvcSamples(s.samples,0,0,(()=>{r(e)}))}))}destroy(){this._duration=0}parseAACPES(e,t){let r=0;const i=this.aacOverFlow;let s,n,a,o=t.data;if(i){this.aacOverFlow=null;const t=i.missing,s=i.sample.unit.byteLength;if(-1===t)o=appendUint8Array(i.sample.unit,o);else{const n=s-t;i.sample.unit.set(o.subarray(0,t),n),e.samples.push(i.sample),r=i.missing}}for(s=r,n=o.length;s<n-1&&!isHeader$1(o,s);s++);if(s!==r){let e;const t=s<n-1;e=t?`AAC PES did not start with ADTS header,offset:${s}`:"No ADTS header found in AAC PES";const r=new Error(e);if(logger.warn(`parsing error: ${e}`),this.observer.emit(Events.ERROR,Events.ERROR,{type:ErrorTypes.MEDIA_ERROR,details:ErrorDetails.FRAG_PARSING_ERROR,fatal:!1,levelRetry:t,error:r,reason:e}),!t)return}if(initTrackConfig(e,this.observer,o,s,this.audioCodec),void 0!==t.pts)a=t.pts;else{if(!i)return void logger.warn("[tsdemuxer]: AAC PES unknown PTS");{const t=getFrameDuration(e.samplerate);a=i.sample.pts+t}}let l,d=0;for(;s<n;){if(l=appendFrame$2(e,o,s,a,d),s+=l.length,l.missing){this.aacOverFlow=l;break}for(d++;s<n-1&&!isHeader$1(o,s);s++);}}parseMPEGPES(e,t){const r=t.data,i=r.length;let s=0,n=0;const a=t.pts;if(void 0!==a)for(;n<i;)if(isHeader(r,n)){const t=appendFrame$1(e,r,n,a,s);if(!t)break;n+=t.length,s++}else n++;else logger.warn("[tsdemuxer]: MPEG PES unknown PTS")}parseAC3PES(e,t){{const r=t.data,i=t.pts;if(void 0===i)return void logger.warn("[tsdemuxer]: AC3 PES unknown PTS");const s=r.length;let n,a=0,o=0;for(;o<s&&(n=appendFrame(e,r,o,i,a++))>0;)o+=n}}parseID3PES(e,t){if(void 0===t.pts)return void logger.warn("[tsdemuxer]: ID3 PES unknown PTS");const r=_extends({},t,{type:this._videoTrack?MetadataSchema.emsg:MetadataSchema.audioId3,duration:Number.POSITIVE_INFINITY});e.samples.push(r)}}function parsePID(e,t){return((31&e[t+1])<<8)+e[t+2]}function parsePAT(e,t){return(31&e[t+10])<<8|e[t+11]}function parsePMT(e,t,r,i){const s={audioPid:-1,videoPid:-1,id3Pid:-1,segmentVideoCodec:"avc",segmentAudioCodec:"aac"},n=t+3+((15&e[t+1])<<8|e[t+2])-4;for(t+=12+((15&e[t+10])<<8|e[t+11]);t<n;){const n=parsePID(e,t),a=(15&e[t+3])<<8|e[t+4];switch(e[t]){case 207:if(!i){logEncryptedSamplesFoundInUnencryptedStream("ADTS AAC");break}case 15:-1===s.audioPid&&(s.audioPid=n);break;case 21:-1===s.id3Pid&&(s.id3Pid=n);break;case 219:if(!i){logEncryptedSamplesFoundInUnencryptedStream("H.264");break}case 27:-1===s.videoPid&&(s.videoPid=n,s.segmentVideoCodec="avc");break;case 3:case 4:r.mpeg||r.mp3?-1===s.audioPid&&(s.audioPid=n,s.segmentAudioCodec="mp3"):logger.log("MPEG audio found, not supported in this browser");break;case 193:if(!i){logEncryptedSamplesFoundInUnencryptedStream("AC-3");break}case 129:r.ac3?-1===s.audioPid&&(s.audioPid=n,s.segmentAudioCodec="ac3"):logger.log("AC-3 audio found, not supported in this browser");break;case 6:if(-1===s.audioPid&&a>0){let i=t+5,o=a;for(;o>2;){switch(e[i]){case 106:!0!==r.ac3?logger.log("AC-3 audio found, not supported in this browser for now"):(s.audioPid=n,s.segmentAudioCodec="ac3")}const t=e[i+1]+2;i+=t,o-=t}}break;case 194:case 135:logger.warn("Unsupported EC-3 in M2TS found");break;case 36:logger.warn("Unsupported HEVC in M2TS found")}t+=a+5}return s}function logEncryptedSamplesFoundInUnencryptedStream(e){logger.log(`${e} with AES-128-CBC encryption found in unencrypted stream`)}function parsePES(e){let t,r,i,s,n,a=0;const o=e.data;if(!e||0===e.size)return null;for(;o[0].length<19&&o.length>1;)o[0]=appendUint8Array(o[0],o[1]),o.splice(1,1);t=o[0];if(1===(t[0]<<16)+(t[1]<<8)+t[2]){if(r=(t[4]<<8)+t[5],r&&r>e.size-6)return null;const l=t[7];192&l&&(s=536870912*(14&t[9])+4194304*(255&t[10])+16384*(254&t[11])+128*(255&t[12])+(254&t[13])/2,64&l?(n=536870912*(14&t[14])+4194304*(255&t[15])+16384*(254&t[16])+128*(255&t[17])+(254&t[18])/2,s-n>54e5&&(logger.warn(`${Math.round((s-n)/9e4)}s delta between PTS and DTS, align them`),s=n)):n=s),i=t[8];let d=i+9;if(e.size<=d)return null;e.size-=d;const c=new Uint8Array(e.size);for(let e=0,r=o.length;e<r;e++){t=o[e];let r=t.byteLength;if(d){if(d>r){d-=r;continue}t=t.subarray(d),r-=d,d=0}c.set(t,a),a+=r}return r&&(r-=i+3),{data:c,pts:s,dts:n,len:r}}return null}class MP3Demuxer extends BaseAudioDemuxer{resetInitSegment(e,t,r,i){super.resetInitSegment(e,t,r,i),this._audioTrack={container:"audio/mpeg",type:"audio",id:2,pid:-1,sequenceNumber:0,segmentCodec:"mp3",samples:[],manifestCodec:t,duration:i,inputTimeScale:9e4,dropped:0}}static probe(e){if(!e)return!1;const t=getID3Data(e,0);let r=(null==t?void 0:t.length)||0;if(t&&11===e[r]&&119===e[r+1]&&void 0!==getTimeStamp(t)&&getAudioBSID(e,r)<=16)return!1;for(let i=e.length;r<i;r++)if(probe(e,r))return logger.log("MPEG Audio sync word found !"),!0;return!1}canParse(e,t){return canParse(e,t)}appendFrame(e,t,r){if(null!==this.basePTS)return appendFrame$1(e,t,r,this.basePTS,this.frameIndex)}}class AAC{static getSilentFrame(e,t){switch(e){case"mp4a.40.2":if(1===t)return new Uint8Array([0,200,0,128,35,128]);if(2===t)return new Uint8Array([33,0,73,144,2,25,0,35,128]);if(3===t)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,142]);if(4===t)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,128,44,128,8,2,56]);if(5===t)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,130,48,4,153,0,33,144,2,56]);if(6===t)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,130,48,4,153,0,33,144,2,0,178,0,32,8,224]);break;default:if(1===t)return new Uint8Array([1,64,34,128,163,78,230,128,186,8,0,0,0,28,6,241,193,10,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,94]);if(2===t)return new Uint8Array([1,64,34,128,163,94,230,128,186,8,0,0,0,0,149,0,6,241,161,10,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,94]);if(3===t)return new Uint8Array([1,64,34,128,163,94,230,128,186,8,0,0,0,0,149,0,6,241,161,10,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,94])}}}const UINT32_MAX=Math.pow(2,32)-1;class MP4{static init(){let e;for(e in MP4.types={avc1:[],avcC:[],btrt:[],dinf:[],dref:[],esds:[],ftyp:[],hdlr:[],mdat:[],mdhd:[],mdia:[],mfhd:[],minf:[],moof:[],moov:[],mp4a:[],".mp3":[],dac3:[],"ac-3":[],mvex:[],mvhd:[],pasp:[],sdtp:[],stbl:[],stco:[],stsc:[],stsd:[],stsz:[],stts:[],tfdt:[],tfhd:[],traf:[],trak:[],trun:[],trex:[],tkhd:[],vmhd:[],smhd:[]},MP4.types)MP4.types.hasOwnProperty(e)&&(MP4.types[e]=[e.charCodeAt(0),e.charCodeAt(1),e.charCodeAt(2),e.charCodeAt(3)]);const t=new Uint8Array([0,0,0,0,0,0,0,0,118,105,100,101,0,0,0,0,0,0,0,0,0,0,0,0,86,105,100,101,111,72,97,110,100,108,101,114,0]),r=new Uint8Array([0,0,0,0,0,0,0,0,115,111,117,110,0,0,0,0,0,0,0,0,0,0,0,0,83,111,117,110,100,72,97,110,100,108,101,114,0]);MP4.HDLR_TYPES={video:t,audio:r};const i=new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,12,117,114,108,32,0,0,0,1]),s=new Uint8Array([0,0,0,0,0,0,0,0]);MP4.STTS=MP4.STSC=MP4.STCO=s,MP4.STSZ=new Uint8Array([0,0,0,0,0,0,0,0,0,0,0,0]),MP4.VMHD=new Uint8Array([0,0,0,1,0,0,0,0,0,0,0,0]),MP4.SMHD=new Uint8Array([0,0,0,0,0,0,0,0]),MP4.STSD=new Uint8Array([0,0,0,0,0,0,0,1]);const n=new Uint8Array([105,115,111,109]),a=new Uint8Array([97,118,99,49]),o=new Uint8Array([0,0,0,1]);MP4.FTYP=MP4.box(MP4.types.ftyp,n,o,n,a),MP4.DINF=MP4.box(MP4.types.dinf,MP4.box(MP4.types.dref,i))}static box(e,...t){let r=8,i=t.length;const s=i;for(;i--;)r+=t[i].byteLength;const n=new Uint8Array(r);for(n[0]=r>>24&255,n[1]=r>>16&255,n[2]=r>>8&255,n[3]=255&r,n.set(e,4),i=0,r=8;i<s;i++)n.set(t[i],r),r+=t[i].byteLength;return n}static hdlr(e){return MP4.box(MP4.types.hdlr,MP4.HDLR_TYPES[e])}static mdat(e){return MP4.box(MP4.types.mdat,e)}static mdhd(e,t){t*=e;const r=Math.floor(t/(UINT32_MAX+1)),i=Math.floor(t%(UINT32_MAX+1));return MP4.box(MP4.types.mdhd,new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,e>>24&255,e>>16&255,e>>8&255,255&e,r>>24,r>>16&255,r>>8&255,255&r,i>>24,i>>16&255,i>>8&255,255&i,85,196,0,0]))}static mdia(e){return MP4.box(MP4.types.mdia,MP4.mdhd(e.timescale,e.duration),MP4.hdlr(e.type),MP4.minf(e))}static mfhd(e){return MP4.box(MP4.types.mfhd,new Uint8Array([0,0,0,0,e>>24,e>>16&255,e>>8&255,255&e]))}static minf(e){return"audio"===e.type?MP4.box(MP4.types.minf,MP4.box(MP4.types.smhd,MP4.SMHD),MP4.DINF,MP4.stbl(e)):MP4.box(MP4.types.minf,MP4.box(MP4.types.vmhd,MP4.VMHD),MP4.DINF,MP4.stbl(e))}static moof(e,t,r){return MP4.box(MP4.types.moof,MP4.mfhd(e),MP4.traf(r,t))}static moov(e){let t=e.length;const r=[];for(;t--;)r[t]=MP4.trak(e[t]);return MP4.box.apply(null,[MP4.types.moov,MP4.mvhd(e[0].timescale,e[0].duration)].concat(r).concat(MP4.mvex(e)))}static mvex(e){let t=e.length;const r=[];for(;t--;)r[t]=MP4.trex(e[t]);return MP4.box.apply(null,[MP4.types.mvex,...r])}static mvhd(e,t){t*=e;const r=Math.floor(t/(UINT32_MAX+1)),i=Math.floor(t%(UINT32_MAX+1)),s=new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,e>>24&255,e>>16&255,e>>8&255,255&e,r>>24,r>>16&255,r>>8&255,255&r,i>>24,i>>16&255,i>>8&255,255&i,0,1,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,255,255,255,255]);return MP4.box(MP4.types.mvhd,s)}static sdtp(e){const t=e.samples||[],r=new Uint8Array(4+t.length);let i,s;for(i=0;i<t.length;i++)s=t[i].flags,r[i+4]=s.dependsOn<<4|s.isDependedOn<<2|s.hasRedundancy;return MP4.box(MP4.types.sdtp,r)}static stbl(e){return MP4.box(MP4.types.stbl,MP4.stsd(e),MP4.box(MP4.types.stts,MP4.STTS),MP4.box(MP4.types.stsc,MP4.STSC),MP4.box(MP4.types.stsz,MP4.STSZ),MP4.box(MP4.types.stco,MP4.STCO))}static avc1(e){let t,r,i,s=[],n=[];for(t=0;t<e.sps.length;t++)r=e.sps[t],i=r.byteLength,s.push(i>>>8&255),s.push(255&i),s=s.concat(Array.prototype.slice.call(r));for(t=0;t<e.pps.length;t++)r=e.pps[t],i=r.byteLength,n.push(i>>>8&255),n.push(255&i),n=n.concat(Array.prototype.slice.call(r));const a=MP4.box(MP4.types.avcC,new Uint8Array([1,s[3],s[4],s[5],255,224|e.sps.length].concat(s).concat([e.pps.length]).concat(n))),o=e.width,l=e.height,d=e.pixelRatio[0],c=e.pixelRatio[1];return MP4.box(MP4.types.avc1,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,o>>8&255,255&o,l>>8&255,255&l,0,72,0,0,0,72,0,0,0,0,0,0,0,1,18,100,97,105,108,121,109,111,116,105,111,110,47,104,108,115,46,106,115,0,0,0,0,0,0,0,0,0,0,0,0,0,0,24,17,17]),a,MP4.box(MP4.types.btrt,new Uint8Array([0,28,156,128,0,45,198,192,0,45,198,192])),MP4.box(MP4.types.pasp,new Uint8Array([d>>24,d>>16&255,d>>8&255,255&d,c>>24,c>>16&255,c>>8&255,255&c])))}static esds(e){const t=e.config.length;return new Uint8Array([0,0,0,0,3,23+t,0,1,0,4,15+t,64,21,0,0,0,0,0,0,0,0,0,0,0,5].concat([t]).concat(e.config).concat([6,1,2]))}static audioStsd(e){const t=e.samplerate;return new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,e.channelCount,0,16,0,0,0,0,t>>8&255,255&t,0,0])}static mp4a(e){return MP4.box(MP4.types.mp4a,MP4.audioStsd(e),MP4.box(MP4.types.esds,MP4.esds(e)))}static mp3(e){return MP4.box(MP4.types[".mp3"],MP4.audioStsd(e))}static ac3(e){return MP4.box(MP4.types["ac-3"],MP4.audioStsd(e),MP4.box(MP4.types.dac3,e.config))}static stsd(e){return"audio"===e.type?"mp3"===e.segmentCodec&&"mp3"===e.codec?MP4.box(MP4.types.stsd,MP4.STSD,MP4.mp3(e)):"ac3"===e.segmentCodec?MP4.box(MP4.types.stsd,MP4.STSD,MP4.ac3(e)):MP4.box(MP4.types.stsd,MP4.STSD,MP4.mp4a(e)):MP4.box(MP4.types.stsd,MP4.STSD,MP4.avc1(e))}static tkhd(e){const t=e.id,r=e.duration*e.timescale,i=e.width,s=e.height,n=Math.floor(r/(UINT32_MAX+1)),a=Math.floor(r%(UINT32_MAX+1));return MP4.box(MP4.types.tkhd,new Uint8Array([1,0,0,7,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,t>>24&255,t>>16&255,t>>8&255,255&t,0,0,0,0,n>>24,n>>16&255,n>>8&255,255&n,a>>24,a>>16&255,a>>8&255,255&a,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,i>>8&255,255&i,0,0,s>>8&255,255&s,0,0]))}static traf(e,t){const r=MP4.sdtp(e),i=e.id,s=Math.floor(t/(UINT32_MAX+1)),n=Math.floor(t%(UINT32_MAX+1));return MP4.box(MP4.types.traf,MP4.box(MP4.types.tfhd,new Uint8Array([0,0,0,0,i>>24,i>>16&255,i>>8&255,255&i])),MP4.box(MP4.types.tfdt,new Uint8Array([1,0,0,0,s>>24,s>>16&255,s>>8&255,255&s,n>>24,n>>16&255,n>>8&255,255&n])),MP4.trun(e,r.length+16+20+8+16+8+8),r)}static trak(e){return e.duration=e.duration||4294967295,MP4.box(MP4.types.trak,MP4.tkhd(e),MP4.mdia(e))}static trex(e){const t=e.id;return MP4.box(MP4.types.trex,new Uint8Array([0,0,0,0,t>>24,t>>16&255,t>>8&255,255&t,0,0,0,1,0,0,0,0,0,0,0,0,0,1,0,1]))}static trun(e,t){const r=e.samples||[],i=r.length,s=12+16*i,n=new Uint8Array(s);let a,o,l,d,c,h;for(t+=8+s,n.set(["video"===e.type?1:0,0,15,1,i>>>24&255,i>>>16&255,i>>>8&255,255&i,t>>>24&255,t>>>16&255,t>>>8&255,255&t],0),a=0;a<i;a++)o=r[a],l=o.duration,d=o.size,c=o.flags,h=o.cts,n.set([l>>>24&255,l>>>16&255,l>>>8&255,255&l,d>>>24&255,d>>>16&255,d>>>8&255,255&d,c.isLeading<<2|c.dependsOn,c.isDependedOn<<6|c.hasRedundancy<<4|c.paddingValue<<1|c.isNonSync,61440&c.degradPrio,15&c.degradPrio,h>>>24&255,h>>>16&255,h>>>8&255,255&h],12+16*a);return MP4.box(MP4.types.trun,n)}static initSegment(e){MP4.types||MP4.init();const t=MP4.moov(e);return appendUint8Array(MP4.FTYP,t)}}MP4.types=void 0,MP4.HDLR_TYPES=void 0,MP4.STTS=void 0,MP4.STSC=void 0,MP4.STCO=void 0,MP4.STSZ=void 0,MP4.VMHD=void 0,MP4.SMHD=void 0,MP4.STSD=void 0,MP4.FTYP=void 0,MP4.DINF=void 0;const MPEG_TS_CLOCK_FREQ_HZ=9e4;function toTimescaleFromBase(e,t,r=1,i=!1){const s=e*t*r;return i?Math.round(s):s}function toTimescaleFromScale(e,t,r=1,i=!1){return toTimescaleFromBase(e,t,1/r,i)}function toMsFromMpegTsClock(e,t=!1){return toTimescaleFromBase(e,1e3,1/MPEG_TS_CLOCK_FREQ_HZ,t)}function toMpegTsClockFromTimescale(e,t=1){return toTimescaleFromBase(e,MPEG_TS_CLOCK_FREQ_HZ,1/t)}const MAX_SILENT_FRAME_DURATION=1e4,AAC_SAMPLES_PER_FRAME=1024,MPEG_AUDIO_SAMPLE_PER_FRAME=1152,AC3_SAMPLES_PER_FRAME=1536;let chromeVersion=null,safariWebkitVersion=null,now;class MP4Remuxer{constructor(e,t,r,i=""){if(this.observer=void 0,this.config=void 0,this.typeSupported=void 0,this.ISGenerated=!1,this._initPTS=null,this._initDTS=null,this.nextAvcDts=null,this.nextAudioPts=null,this.videoSampleDuration=null,this.isAudioContiguous=!1,this.isVideoContiguous=!1,this.videoTrackConfig=void 0,this.observer=e,this.config=t,this.typeSupported=r,this.ISGenerated=!1,null===chromeVersion){const e=(navigator.userAgent||"").match(/Chrome\/(\d+)/i);chromeVersion=e?parseInt(e[1]):0}if(null===safariWebkitVersion){const e=navigator.userAgent.match(/Safari\/(\d+)/i);safariWebkitVersion=e?parseInt(e[1]):0}}destroy(){this.config=this.videoTrackConfig=this._initPTS=this._initDTS=null}resetTimeStamp(e){logger.log("[mp4-remuxer]: initPTS & initDTS reset"),this._initPTS=this._initDTS=e}resetNextTimestamp(){logger.log("[mp4-remuxer]: reset next timestamp"),this.isVideoContiguous=!1,this.isAudioContiguous=!1}resetInitSegment(){logger.log("[mp4-remuxer]: ISGenerated flag reset"),this.ISGenerated=!1,this.videoTrackConfig=void 0}getVideoStartPts(e){let t=!1;const r=e.reduce(((e,r)=>{const i=r.pts-e;return i<-4294967296?(t=!0,normalizePts(e,r.pts)):i>0?e:r.pts}),e[0].pts);return t&&logger.debug("PTS rollover detected"),r}remux(e,t,r,i,s,n,a,o){let l,d,c,h,u,f,g=s,m=s;const p=e.pid>-1,y=t.pid>-1,E=t.samples.length,v=e.samples.length>0,T=a&&E>0||E>1;if((!p||v)&&(!y||T)||this.ISGenerated||a){if(this.ISGenerated){var S,L,A,b;const e=this.videoTrackConfig;!e||t.width===e.width&&t.height===e.height&&(null==(S=t.pixelRatio)?void 0:S[0])===(null==(L=e.pixelRatio)?void 0:L[0])&&(null==(A=t.pixelRatio)?void 0:A[1])===(null==(b=e.pixelRatio)?void 0:b[1])||this.resetInitSegment()}else c=this.generateIS(e,t,s,n);const r=this.isVideoContiguous;let i,a=-1;if(T&&(a=findKeyframeIndex(t.samples),!r&&this.config.forceKeyFrameOnDiscontinuity))if(f=!0,a>0){logger.warn(`[mp4-remuxer]: Dropped ${a} out of ${E} video samples due to a missing keyframe`);const e=this.getVideoStartPts(t.samples);t.samples=t.samples.slice(a),t.dropped+=a,m+=(t.samples[0].pts-e)/t.inputTimeScale,i=m}else-1===a&&(logger.warn(`[mp4-remuxer]: No keyframe found out of ${E} video samples`),f=!1);if(this.ISGenerated){if(v&&T){const r=this.getVideoStartPts(t.samples),i=(normalizePts(e.samples[0].pts,r)-r)/t.inputTimeScale;g+=Math.max(0,i),m+=Math.max(0,-i)}if(v){if(e.samplerate||(logger.warn("[mp4-remuxer]: regenerate InitSegment as audio detected"),c=this.generateIS(e,t,s,n)),d=this.remuxAudio(e,g,this.isAudioContiguous,n,y||T||o===PlaylistLevelType.AUDIO?m:void 0),T){const i=d?d.endPTS-d.startPTS:0;t.inputTimeScale||(logger.warn("[mp4-remuxer]: regenerate InitSegment as video detected"),c=this.generateIS(e,t,s,n)),l=this.remuxVideo(t,m,r,i)}}else T&&(l=this.remuxVideo(t,m,r,0));l&&(l.firstKeyFrame=a,l.independent=-1!==a,l.firstKeyFramePTS=i)}}return this.ISGenerated&&this._initPTS&&this._initDTS&&(r.samples.length&&(u=flushTextTrackMetadataCueSamples(r,s,this._initPTS,this._initDTS)),i.samples.length&&(h=flushTextTrackUserdataCueSamples(i,s,this._initPTS))),{audio:d,video:l,initSegment:c,independent:f,text:h,id3:u}}generateIS(e,t,r,i){const s=e.samples,n=t.samples,a=this.typeSupported,o={},l=this._initPTS;let d,c,h,u=!l||i,f="audio/mp4";if(u&&(d=c=1/0),e.config&&s.length){switch(e.timescale=e.samplerate,e.segmentCodec){case"mp3":a.mpeg?(f="audio/mpeg",e.codec=""):a.mp3&&(e.codec="mp3");break;case"ac3":e.codec="ac-3"}o.audio={id:"audio",container:f,codec:e.codec,initSegment:"mp3"===e.segmentCodec&&a.mpeg?new Uint8Array(0):MP4.initSegment([e]),metadata:{channelCount:e.channelCount}},u&&(h=e.inputTimeScale,l&&h===l.timescale?u=!1:d=c=s[0].pts-Math.round(h*r))}if(t.sps&&t.pps&&n.length){if(t.timescale=t.inputTimeScale,o.video={id:"main",container:"video/mp4",codec:t.codec,initSegment:MP4.initSegment([t]),metadata:{width:t.width,height:t.height}},u)if(h=t.inputTimeScale,l&&h===l.timescale)u=!1;else{const e=this.getVideoStartPts(n),t=Math.round(h*r);c=Math.min(c,normalizePts(n[0].dts,e)-t),d=Math.min(d,e-t)}this.videoTrackConfig={width:t.width,height:t.height,pixelRatio:t.pixelRatio}}if(Object.keys(o).length)return this.ISGenerated=!0,u?(this._initPTS={baseTime:d,timescale:h},this._initDTS={baseTime:c,timescale:h}):d=h=void 0,{tracks:o,initPTS:d,timescale:h}}remuxVideo(e,t,r,i){const s=e.inputTimeScale,n=e.samples,a=[],o=n.length,l=this._initPTS;let d,c,h=this.nextAvcDts,u=8,f=this.videoSampleDuration,g=Number.POSITIVE_INFINITY,m=Number.NEGATIVE_INFINITY,p=!1;if(!r||null===h){const e=t*s,i=n[0].pts-normalizePts(n[0].dts,n[0].pts);chromeVersion&&null!==h&&Math.abs(e-i-h)<15e3?r=!0:h=e-i}const y=l.baseTime*s/l.timescale;for(let x=0;x<o;x++){const e=n[x];e.pts=normalizePts(e.pts-y,h),e.dts=normalizePts(e.dts-y,h),e.dts<n[x>0?x-1:x].dts&&(p=!0)}p&&n.sort((function(e,t){const r=e.dts-t.dts,i=e.pts-t.pts;return r||i})),d=n[0].dts,c=n[n.length-1].dts;const E=c-d,v=E?Math.round(E/(o-1)):f||e.inputTimeScale/30;if(r){const e=d-h,r=e>v,i=e<-1;if((r||i)&&(r?logger.warn(`AVC: ${toMsFromMpegTsClock(e,!0)} ms (${e}dts) hole between fragments detected at ${t.toFixed(3)}`):logger.warn(`AVC: ${toMsFromMpegTsClock(-e,!0)} ms (${e}dts) overlapping between fragments detected at ${t.toFixed(3)}`),!i||h>=n[0].pts||chromeVersion)){d=h;const t=n[0].pts-e;if(r)n[0].dts=d,n[0].pts=t;else for(let r=0;r<n.length&&!(n[r].dts>t);r++)n[r].dts-=e,n[r].pts-=e;logger.log(`Video: Initial PTS/DTS adjusted: ${toMsFromMpegTsClock(t,!0)}/${toMsFromMpegTsClock(d,!0)}, delta: ${toMsFromMpegTsClock(e,!0)} ms`)}}d=Math.max(0,d);let T=0,S=0,L=d;for(let x=0;x<o;x++){const e=n[x],t=e.units,r=t.length;let i=0;for(let s=0;s<r;s++)i+=t[s].data.length;S+=i,T+=r,e.length=i,e.dts<L?(e.dts=L,L+=v/4|0||1):L=e.dts,g=Math.min(e.pts,g),m=Math.max(e.pts,m)}c=n[o-1].dts;const A=S+4*T+8;let b;try{b=new Uint8Array(A)}catch(w){return void this.observer.emit(Events.ERROR,Events.ERROR,{type:ErrorTypes.MUX_ERROR,details:ErrorDetails.REMUX_ALLOC_ERROR,fatal:!1,error:w,bytes:A,reason:`fail allocating video mdat ${A}`})}const R=new DataView(b.buffer);R.setUint32(0,A),b.set(MP4.types.mdat,4);let C=!1,D=Number.POSITIVE_INFINITY,_=Number.POSITIVE_INFINITY,I=Number.NEGATIVE_INFINITY,P=Number.NEGATIVE_INFINITY;for(let x=0;x<o;x++){const e=n[x],t=e.units;let r,l=0;for(let i=0,s=t.length;i<s;i++){const e=t[i],r=e.data,s=e.data.byteLength;R.setUint32(u,s),u+=4,b.set(r,u),u+=s,l+=4+s}if(x<o-1)f=n[x+1].dts-e.dts,r=n[x+1].pts-e.pts;else{const t=this.config,a=x>0?e.dts-n[x-1].dts:v;if(r=x>0?e.pts-n[x-1].pts:v,t.stretchShortVideoTrack&&null!==this.nextAudioPts){const r=Math.floor(t.maxBufferHole*s),n=(i?g+i*s:this.nextAudioPts)-e.pts;n>r?(f=n-a,f<0?f=a:C=!0,logger.log(`[mp4-remuxer]: It is approximately ${n/90} ms to the next segment; using duration ${f/90} ms for the last video frame.`)):f=a}else f=a}const d=Math.round(e.pts-e.dts);D=Math.min(D,f),I=Math.max(I,f),_=Math.min(_,r),P=Math.max(P,r),a.push(new Mp4Sample(e.key,f,l,d))}if(a.length)if(chromeVersion){if(chromeVersion<70){const e=a[0].flags;e.dependsOn=2,e.isNonSync=0}}else if(safariWebkitVersion&&P-_<I-D&&v/I<.025&&0===a[0].cts){logger.warn("Found irregular gaps in sample duration. Using PTS instead of DTS to determine MP4 sample duration.");let e=d;for(let t=0,r=a.length;t<r;t++){const i=e+a[t].duration,s=e+a[t].cts;if(t<r-1){const e=i+a[t+1].cts;a[t].duration=e-s}else a[t].duration=t?a[t-1].duration:v;a[t].cts=0,e=i}}f=C||!f?v:f,this.nextAvcDts=h=c+f,this.videoSampleDuration=f,this.isVideoContiguous=!0;const k={data1:MP4.moof(e.sequenceNumber++,d,_extends({},e,{samples:a})),data2:b,startPTS:g/s,endPTS:(m+f)/s,startDTS:d/s,endDTS:h/s,type:"video",hasAudio:!1,hasVideo:!0,nb:a.length,dropped:e.dropped};return e.samples=[],e.dropped=0,k}getSamplesPerFrame(e){switch(e.segmentCodec){case"mp3":return MPEG_AUDIO_SAMPLE_PER_FRAME;case"ac3":return AC3_SAMPLES_PER_FRAME;default:return AAC_SAMPLES_PER_FRAME}}remuxAudio(e,t,r,i,s){const n=e.inputTimeScale,a=n/(e.samplerate?e.samplerate:n),o=this.getSamplesPerFrame(e),l=o*a,d=this._initPTS,c="mp3"===e.segmentCodec&&this.typeSupported.mpeg,h=[],u=void 0!==s;let f=e.samples,g=c?0:8,m=this.nextAudioPts||-1;const p=t*n,y=d.baseTime*n/d.timescale;if(this.isAudioContiguous=r=r||f.length&&m>0&&(i&&Math.abs(p-m)<9e3||Math.abs(normalizePts(f[0].pts-y,p)-m)<20*l),f.forEach((function(e){e.pts=normalizePts(e.pts-y,p)})),!r||m<0){if(f=f.filter((e=>e.pts>=0)),!f.length)return;m=0===s?0:i&&!u?Math.max(0,p):f[0].pts}if("aac"===e.segmentCodec){const t=this.config.maxAudioFramesDrift;for(let r=0,i=m;r<f.length;r++){const s=f[r],a=s.pts,o=a-i,d=Math.abs(1e3*o/n);if(o<=-t*l&&u)0===r&&(logger.warn(`Audio frame @ ${(a/n).toFixed(3)}s overlaps nextAudioPts by ${Math.round(1e3*o/n)} ms.`),this.nextAudioPts=m=i=a);else if(o>=t*l&&d<MAX_SILENT_FRAME_DURATION&&u){let t=Math.round(o/l);i=a-t*l,i<0&&(t--,i+=l),0===r&&(this.nextAudioPts=m=i),logger.warn(`[mp4-remuxer]: Injecting ${t} audio frame @ ${(i/n).toFixed(3)}s due to ${Math.round(1e3*o/n)} ms gap.`);for(let n=0;n<t;n++){const t=Math.max(i,0);let n=AAC.getSilentFrame(e.manifestCodec||e.codec,e.channelCount);n||(logger.log("[mp4-remuxer]: Unable to get silent frame for given audio codec; duplicating last frame instead."),n=s.unit.subarray()),f.splice(r,0,{unit:n,pts:t}),i+=l,r++}}s.pts=i,i+=l}}let E,v=null,T=null,S=0,L=f.length;for(;L--;)S+=f[L].unit.byteLength;for(let P=0,k=f.length;P<k;P++){const t=f[P],i=t.unit;let s=t.pts;if(null!==T){h[P-1].duration=Math.round((s-T)/a)}else{if(r&&"aac"===e.segmentCodec&&(s=m),v=s,!(S>0))return;S+=g;try{E=new Uint8Array(S)}catch(I){return void this.observer.emit(Events.ERROR,Events.ERROR,{type:ErrorTypes.MUX_ERROR,details:ErrorDetails.REMUX_ALLOC_ERROR,fatal:!1,error:I,bytes:S,reason:`fail allocating audio mdat ${S}`})}if(!c){new DataView(E.buffer).setUint32(0,S),E.set(MP4.types.mdat,4)}}E.set(i,g);const n=i.byteLength;g+=n,h.push(new Mp4Sample(!0,o,n,0)),T=s}const A=h.length;if(!A)return;const b=h[h.length-1];this.nextAudioPts=m=T+a*b.duration;const R=c?new Uint8Array(0):MP4.moof(e.sequenceNumber++,v/a,_extends({},e,{samples:h}));e.samples=[];const C=v/n,D=m/n,_={data1:R,data2:E,startPTS:C,endPTS:D,startDTS:C,endDTS:D,type:"audio",hasAudio:!0,hasVideo:!1,nb:A};return this.isAudioContiguous=!0,_}remuxEmptyAudio(e,t,r,i){const s=e.inputTimeScale,n=s/(e.samplerate?e.samplerate:s),a=this.nextAudioPts,o=this._initDTS,l=9e4*o.baseTime/o.timescale,d=(null!==a?a:i.startDTS*s)+l,c=i.endDTS*s+l,h=n*AAC_SAMPLES_PER_FRAME,u=Math.ceil((c-d)/h),f=AAC.getSilentFrame(e.manifestCodec||e.codec,e.channelCount);if(logger.warn("[mp4-remuxer]: remux empty Audio"),!f)return void logger.trace("[mp4-remuxer]: Unable to remuxEmptyAudio since we were unable to get a silent frame for given audio codec");const g=[];for(let m=0;m<u;m++){const e=d+m*h;g.push({unit:f,pts:e,dts:e})}return e.samples=g,this.remuxAudio(e,t,r,!1)}}function normalizePts(e,t){let r;if(null===t)return e;for(r=t<e?-8589934592:8589934592;Math.abs(e-t)>4294967296;)e+=r;return e}function findKeyframeIndex(e){for(let t=0;t<e.length;t++)if(e[t].key)return t;return-1}function flushTextTrackMetadataCueSamples(e,t,r,i){const s=e.samples.length;if(!s)return;const n=e.inputTimeScale;for(let o=0;o<s;o++){const s=e.samples[o];s.pts=normalizePts(s.pts-r.baseTime*n/r.timescale,t*n)/n,s.dts=normalizePts(s.dts-i.baseTime*n/i.timescale,t*n)/n}const a=e.samples;return e.samples=[],{samples:a}}function flushTextTrackUserdataCueSamples(e,t,r){const i=e.samples.length;if(!i)return;const s=e.inputTimeScale;for(let a=0;a<i;a++){const i=e.samples[a];i.pts=normalizePts(i.pts-r.baseTime*s/r.timescale,t*s)/s}e.samples.sort(((e,t)=>e.pts-t.pts));const n=e.samples;return e.samples=[],{samples:n}}class Mp4Sample{constructor(e,t,r,i){this.size=void 0,this.duration=void 0,this.cts=void 0,this.flags=void 0,this.duration=t,this.size=r,this.cts=i,this.flags={isLeading:0,isDependedOn:0,hasRedundancy:0,degradPrio:0,dependsOn:e?2:1,isNonSync:e?0:1}}}class PassThroughRemuxer{constructor(){this.emitInitSegment=!1,this.audioCodec=void 0,this.videoCodec=void 0,this.initData=void 0,this.initPTS=null,this.initTracks=void 0,this.lastEndTime=null}destroy(){}resetTimeStamp(e){this.initPTS=e,this.lastEndTime=null}resetNextTimestamp(){this.lastEndTime=null}resetInitSegment(e,t,r,i){this.audioCodec=t,this.videoCodec=r,this.generateInitSegment(patchEncyptionData(e,i)),this.emitInitSegment=!0}generateInitSegment(e){let{audioCodec:t,videoCodec:r}=this;if(null==e||!e.byteLength)return this.initTracks=void 0,void(this.initData=void 0);const i=this.initData=parseInitSegment(e);i.audio&&(t=getParsedTrackCodec(i.audio,ElementaryStreamTypes.AUDIO)),i.video&&(r=getParsedTrackCodec(i.video,ElementaryStreamTypes.VIDEO));const s={};i.audio&&i.video?s.audiovideo={container:"video/mp4",codec:t+","+r,initSegment:e,id:"main"}:i.audio?s.audio={container:"audio/mp4",codec:t,initSegment:e,id:"audio"}:i.video?s.video={container:"video/mp4",codec:r,initSegment:e,id:"main"}:logger.warn("[passthrough-remuxer.ts]: initSegment does not contain moov or trak boxes."),this.initTracks=s}remux(e,t,r,i,s,n){var a,o;let{initPTS:l,lastEndTime:d}=this;const c={audio:void 0,video:void 0,text:i,id3:r,initSegment:void 0};isFiniteNumber(d)||(d=this.lastEndTime=s||0);const h=t.samples;if(null==h||!h.length)return c;const u={initPTS:void 0,timescale:1};let f=this.initData;if(null!=(a=f)&&a.length||(this.generateInitSegment(h),f=this.initData),null==(o=f)||!o.length)return logger.warn("[passthrough-remuxer.ts]: Failed to generate initSegment."),c;this.emitInitSegment&&(u.tracks=this.initTracks,this.emitInitSegment=!1);const g=getDuration(h,f),m=getStartDTS(f,h),p=null===m?s:m;(isInvalidInitPts(l,p,s,g)||u.timescale!==l.timescale&&n)&&(u.initPTS=p-s,l&&1===l.timescale&&logger.warn("Adjusting initPTS by "+(u.initPTS-l.baseTime)),this.initPTS=l={baseTime:u.initPTS,timescale:1});const y=e?p-l.baseTime/l.timescale:d,E=y+g;offsetStartDTS(f,h,l.baseTime/l.timescale),g>0?this.lastEndTime=E:(logger.warn("Duration parsed from mp4 should be greater than zero"),this.resetNextTimestamp());const v=!!f.audio,T=!!f.video;let S="";v&&(S+="audio"),T&&(S+="video");const L={data1:h,startPTS:y,startDTS:y,endPTS:E,endDTS:E,type:S,hasAudio:v,hasVideo:T,nb:1,dropped:0};return c.audio="audio"===L.type?L:void 0,c.video="audio"!==L.type?L:void 0,c.initSegment=u,c.id3=flushTextTrackMetadataCueSamples(r,s,l,l),i.samples.length&&(c.text=flushTextTrackUserdataCueSamples(i,s,l)),c}}function isInvalidInitPts(e,t,r,i){if(null===e)return!0;const s=Math.max(i,1),n=t-e.baseTime/e.timescale;return Math.abs(n-r)>s}function getParsedTrackCodec(e,t){const r=null==e?void 0:e.codec;if(r&&r.length>4)return r;if(t===ElementaryStreamTypes.AUDIO){if("ec-3"===r||"ac-3"===r||"alac"===r)return r;if("fLaC"===r||"Opus"===r){return getCodecCompatibleName(r,!1)}const e="mp4a.40.5";return logger.info(`Parsed audio codec "${r}" or audio object type not handled. Using "${e}"`),e}return logger.warn(`Unhandled video codec "${r}"`),"hvc1"===r||"hev1"===r?"hvc1.1.6.L120.90":"av01"===r?"av01.0.04M.08":"avc1.42e01e"}try{now=self.performance.now.bind(self.performance)}catch(err){logger.debug("Unable to use Performance API on this environment"),now=null==optionalSelf?void 0:optionalSelf.Date.now}const muxConfig=[{demux:MP4Demuxer,remux:PassThroughRemuxer},{demux:TSDemuxer,remux:MP4Remuxer},{demux:AACDemuxer,remux:MP4Remuxer},{demux:MP3Demuxer,remux:MP4Remuxer}];muxConfig.splice(2,0,{demux:AC3Demuxer,remux:MP4Remuxer});class Transmuxer{constructor(e,t,r,i,s){this.async=!1,this.observer=void 0,this.typeSupported=void 0,this.config=void 0,this.vendor=void 0,this.id=void 0,this.demuxer=void 0,this.remuxer=void 0,this.decrypter=void 0,this.probe=void 0,this.decryptionPromise=null,this.transmuxConfig=void 0,this.currentTransmuxState=void 0,this.observer=e,this.typeSupported=t,this.config=r,this.vendor=i,this.id=s}configure(e){this.transmuxConfig=e,this.decrypter&&this.decrypter.reset()}push(e,t,r,i){const s=r.transmuxing;s.executeStart=now();let n=new Uint8Array(e);const{currentTransmuxState:a,transmuxConfig:o}=this;i&&(this.currentTransmuxState=i);const{contiguous:l,discontinuity:d,trackSwitch:c,accurateTimeOffset:h,timeOffset:u,initSegmentChange:f}=i||a,{audioCodec:g,videoCodec:m,defaultInitPts:p,duration:y,initSegmentData:E}=o,v=getEncryptionType(n,t);if(v&&"AES-128"===v.method){const e=this.getDecrypter();if(!e.isSync())return this.decryptionPromise=e.webCryptoDecrypt(n,v.key.buffer,v.iv.buffer).then((e=>{const t=this.push(e,null,r);return this.decryptionPromise=null,t})),this.decryptionPromise;{let t=e.softwareDecrypt(n,v.key.buffer,v.iv.buffer);if(r.part>-1&&(t=e.flush()),!t)return s.executeEnd=now(),emptyResult(r);n=new Uint8Array(t)}}const T=this.needsProbing(d,c);if(T){const e=this.configureTransmuxer(n);if(e)return logger.warn(`[transmuxer] ${e.message}`),this.observer.emit(Events.ERROR,Events.ERROR,{type:ErrorTypes.MEDIA_ERROR,details:ErrorDetails.FRAG_PARSING_ERROR,fatal:!1,error:e,reason:e.message}),s.executeEnd=now(),emptyResult(r)}(d||c||f||T)&&this.resetInitSegment(E,g,m,y,t),(d||f||T)&&this.resetInitialTimestamp(p),l||this.resetContiguity();const S=this.transmux(n,v,u,h,r),L=this.currentTransmuxState;return L.contiguous=!0,L.discontinuity=!1,L.trackSwitch=!1,s.executeEnd=now(),S}flush(e){const t=e.transmuxing;t.executeStart=now();const{decrypter:r,currentTransmuxState:i,decryptionPromise:s}=this;if(s)return s.then((()=>this.flush(e)));const n=[],{timeOffset:a}=i;if(r){const t=r.flush();t&&n.push(this.push(t,null,e))}const{demuxer:o,remuxer:l}=this;if(!o||!l)return t.executeEnd=now(),[emptyResult(e)];const d=o.flush(a);return isPromise(d)?d.then((t=>(this.flushRemux(n,t,e),n))):(this.flushRemux(n,d,e),n)}flushRemux(e,t,r){const{audioTrack:i,videoTrack:s,id3Track:n,textTrack:a}=t,{accurateTimeOffset:o,timeOffset:l}=this.currentTransmuxState;logger.log(`[transmuxer.ts]: Flushed fragment ${r.sn}${r.part>-1?" p: "+r.part:""} of level ${r.level}`);const d=this.remuxer.remux(i,s,n,a,l,o,!0,this.id);e.push({remuxResult:d,chunkMeta:r}),r.transmuxing.executeEnd=now()}resetInitialTimestamp(e){const{demuxer:t,remuxer:r}=this;t&&r&&(t.resetTimeStamp(e),r.resetTimeStamp(e))}resetContiguity(){const{demuxer:e,remuxer:t}=this;e&&t&&(e.resetContiguity(),t.resetNextTimestamp())}resetInitSegment(e,t,r,i,s){const{demuxer:n,remuxer:a}=this;n&&a&&(n.resetInitSegment(e,t,r,i),a.resetInitSegment(e,t,r,s))}destroy(){this.demuxer&&(this.demuxer.destroy(),this.demuxer=void 0),this.remuxer&&(this.remuxer.destroy(),this.remuxer=void 0)}transmux(e,t,r,i,s){let n;return n=t&&"SAMPLE-AES"===t.method?this.transmuxSampleAes(e,t,r,i,s):this.transmuxUnencrypted(e,r,i,s),n}transmuxUnencrypted(e,t,r,i){const{audioTrack:s,videoTrack:n,id3Track:a,textTrack:o}=this.demuxer.demux(e,t,!1,!this.config.progressive);return{remuxResult:this.remuxer.remux(s,n,a,o,t,r,!1,this.id),chunkMeta:i}}transmuxSampleAes(e,t,r,i,s){return this.demuxer.demuxSampleAes(e,t,r).then((e=>({remuxResult:this.remuxer.remux(e.audioTrack,e.videoTrack,e.id3Track,e.textTrack,r,i,!1,this.id),chunkMeta:s})))}configureTransmuxer(e){const{config:t,observer:r,typeSupported:i,vendor:s}=this;let n;for(let h=0,u=muxConfig.length;h<u;h++){var a;if(null!=(a=muxConfig[h].demux)&&a.probe(e)){n=muxConfig[h];break}}if(!n)return new Error("Failed to find demuxer by probing fragment data");const o=this.demuxer,l=this.remuxer,d=n.remux,c=n.demux;l&&l instanceof d||(this.remuxer=new d(r,t,i,s)),o&&o instanceof c||(this.demuxer=new c(r,t,i),this.probe=c.probe)}needsProbing(e,t){return!this.demuxer||!this.remuxer||e||t}getDecrypter(){let e=this.decrypter;return e||(e=this.decrypter=new Decrypter(this.config)),e}}function getEncryptionType(e,t){let r=null;return e.byteLength>0&&null!=(null==t?void 0:t.key)&&null!==t.iv&&null!=t.method&&(r=t),r}const emptyResult=e=>({remuxResult:{},chunkMeta:e});function isPromise(e){return"then"in e&&e.then instanceof Function}class TransmuxConfig{constructor(e,t,r,i,s){this.audioCodec=void 0,this.videoCodec=void 0,this.initSegmentData=void 0,this.duration=void 0,this.defaultInitPts=void 0,this.audioCodec=e,this.videoCodec=t,this.initSegmentData=r,this.duration=i,this.defaultInitPts=s||null}}class TransmuxState{constructor(e,t,r,i,s,n){this.discontinuity=void 0,this.contiguous=void 0,this.accurateTimeOffset=void 0,this.trackSwitch=void 0,this.timeOffset=void 0,this.initSegmentChange=void 0,this.discontinuity=e,this.contiguous=t,this.accurateTimeOffset=r,this.trackSwitch=i,this.timeOffset=s,this.initSegmentChange=n}}var eventemitter3={exports:{}};!function(e){var t=Object.prototype.hasOwnProperty,r="~";function i(){}function s(e,t,r){this.fn=e,this.context=t,this.once=r||!1}function n(e,t,i,n,a){if("function"!=typeof i)throw new TypeError("The listener must be a function");var o=new s(i,n||e,a),l=r?r+t:t;return e._events[l]?e._events[l].fn?e._events[l]=[e._events[l],o]:e._events[l].push(o):(e._events[l]=o,e._eventsCount++),e}function a(e,t){0==--e._eventsCount?e._events=new i:delete e._events[t]}function o(){this._events=new i,this._eventsCount=0}Object.create&&(i.prototype=Object.create(null),(new i).__proto__||(r=!1)),o.prototype.eventNames=function(){var e,i,s=[];if(0===this._eventsCount)return s;for(i in e=this._events)t.call(e,i)&&s.push(r?i.slice(1):i);return 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1:c[d].fn.call(c[d].context);break;case 2:c[d].fn.call(c[d].context,t);break;case 3:c[d].fn.call(c[d].context,t,i);break;case 4:c[d].fn.call(c[d].context,t,i,s);break;default:if(!l)for(u=1,l=new Array(h-1);u<h;u++)l[u-1]=arguments[u];c[d].fn.apply(c[d].context,l)}}return!0},o.prototype.on=function(e,t,r){return n(this,e,t,r,!1)},o.prototype.once=function(e,t,r){return n(this,e,t,r,!0)},o.prototype.removeListener=function(e,t,i,s){var n=r?r+e:e;if(!this._events[n])return this;if(!t)return a(this,n),this;var o=this._events[n];if(o.fn)o.fn!==t||s&&!o.once||i&&o.context!==i||a(this,n);else{for(var l=0,d=[],c=o.length;l<c;l++)(o[l].fn!==t||s&&!o[l].once||i&&o[l].context!==i)&&d.push(o[l]);d.length?this._events[n]=1===d.length?d[0]:d:a(this,n)}return this},o.prototype.removeAllListeners=function(e){var t;return e?(t=r?r+e:e,this._events[t]&&a(this,t)):(this._events=new i,this._eventsCount=0),this},o.prototype.off=o.prototype.removeListener,o.prototype.addListener=o.prototype.on,o.prefixed=r,o.EventEmitter=o,e.exports=o}(eventemitter3);var eventemitter3Exports=eventemitter3.exports,EventEmitter=getDefaultExportFromCjs(eventemitter3Exports);class TransmuxerInterface{constructor(e,t,r,i){this.error=null,this.hls=void 0,this.id=void 0,this.observer=void 0,this.frag=null,this.part=null,this.useWorker=void 0,this.workerContext=null,this.onwmsg=void 0,this.transmuxer=null,this.onTransmuxComplete=void 0,this.onFlush=void 0;const s=e.config;this.hls=e,this.id=t,this.useWorker=!!s.enableWorker,this.onTransmuxComplete=r,this.onFlush=i;const n=(e,t)=>{(t=t||{}).frag=this.frag,t.id=this.id,e===Events.ERROR&&(this.error=t.error),this.hls.trigger(e,t)};this.observer=new EventEmitter,this.observer.on(Events.FRAG_DECRYPTED,n),this.observer.on(Events.ERROR,n);const a=getMediaSource(s.preferManagedMediaSource)||{isTypeSupported:()=>!1},o={mpeg:a.isTypeSupported("audio/mpeg"),mp3:a.isTypeSupported('audio/mp4; codecs="mp3"'),ac3:a.isTypeSupported('audio/mp4; codecs="ac-3"')},l=navigator.vendor;if(this.useWorker&&"undefined"!=typeof Worker){if(s.workerPath||hasUMDWorker()){try{s.workerPath?(logger.log(`loading Web Worker ${s.workerPath} for "${t}"`),this.workerContext=loadWorker(s.workerPath)):(logger.log(`injecting Web Worker for "${t}"`),this.workerContext=injectWorker()),this.onwmsg=e=>this.onWorkerMessage(e);const{worker:e}=this.workerContext;e.addEventListener("message",this.onwmsg),e.onerror=e=>{const r=new Error(`${e.message} (${e.filename}:${e.lineno})`);s.enableWorker=!1,logger.warn(`Error in "${t}" Web Worker, fallback to inline`),this.hls.trigger(Events.ERROR,{type:ErrorTypes.OTHER_ERROR,details:ErrorDetails.INTERNAL_EXCEPTION,fatal:!1,event:"demuxerWorker",error:r})},e.postMessage({cmd:"init",typeSupported:o,vendor:l,id:t,config:JSON.stringify(s)})}catch(err){logger.warn(`Error setting up "${t}" Web Worker, fallback to inline`,err),this.resetWorker(),this.error=null,this.transmuxer=new Transmuxer(this.observer,o,s,l,t)}return}}this.transmuxer=new Transmuxer(this.observer,o,s,l,t)}resetWorker(){if(this.workerContext){const{worker:e,objectURL:t}=this.workerContext;t&&self.URL.revokeObjectURL(t),e.removeEventListener("message",this.onwmsg),e.onerror=null,e.terminate(),this.workerContext=null}}destroy(){if(this.workerContext)this.resetWorker(),this.onwmsg=void 0;else{const e=this.transmuxer;e&&(e.destroy(),this.transmuxer=null)}const e=this.observer;e&&e.removeAllListeners(),this.frag=null,this.observer=null,this.hls=null}push(e,t,r,i,s,n,a,o,l,d){var c,h;l.transmuxing.start=self.performance.now();const{transmuxer:u}=this,f=n?n.start:s.start,g=s.decryptdata,m=this.frag,p=!(m&&s.cc===m.cc),y=!(m&&l.level===m.level),E=m?l.sn-m.sn:-1,v=this.part?l.part-this.part.index:-1,T=0===E&&l.id>1&&l.id===(null==m?void 0:m.stats.chunkCount),S=!y&&(1===E||0===E&&(1===v||T&&v<=0)),L=self.performance.now();(y||E||0===s.stats.parsing.start)&&(s.stats.parsing.start=L),!n||!v&&S||(n.stats.parsing.start=L);const A=!(m&&(null==(c=s.initSegment)?void 0:c.url)===(null==(h=m.initSegment)?void 0:h.url)),b=new TransmuxState(p,S,o,y,f,A);if(!S||p||A){logger.log(`[transmuxer-interface, ${s.type}]: Starting new transmux session for sn: ${l.sn} p: ${l.part} level: ${l.level} id: ${l.id}\n discontinuity: ${p}\n trackSwitch: ${y}\n contiguous: ${S}\n accurateTimeOffset: ${o}\n timeOffset: ${f}\n initSegmentChange: ${A}`);const e=new TransmuxConfig(r,i,t,a,d);this.configureTransmuxer(e)}if(this.frag=s,this.part=n,this.workerContext)this.workerContext.worker.postMessage({cmd:"demux",data:e,decryptdata:g,chunkMeta:l,state:b},e instanceof ArrayBuffer?[e]:[]);else if(u){const t=u.push(e,g,l,b);isPromise(t)?(u.async=!0,t.then((e=>{this.handleTransmuxComplete(e)})).catch((e=>{this.transmuxerError(e,l,"transmuxer-interface push error")}))):(u.async=!1,this.handleTransmuxComplete(t))}}flush(e){e.transmuxing.start=self.performance.now();const{transmuxer:t}=this;if(this.workerContext)this.workerContext.worker.postMessage({cmd:"flush",chunkMeta:e});else if(t){let r=t.flush(e);isPromise(r)||t.async?(isPromise(r)||(r=Promise.resolve(r)),r.then((t=>{this.handleFlushResult(t,e)})).catch((t=>{this.transmuxerError(t,e,"transmuxer-interface flush error")}))):this.handleFlushResult(r,e)}}transmuxerError(e,t,r){this.hls&&(this.error=e,this.hls.trigger(Events.ERROR,{type:ErrorTypes.MEDIA_ERROR,details:ErrorDetails.FRAG_PARSING_ERROR,chunkMeta:t,fatal:!1,error:e,err:e,reason:r}))}handleFlushResult(e,t){e.forEach((e=>{this.handleTransmuxComplete(e)})),this.onFlush(t)}onWorkerMessage(e){const t=e.data,r=this.hls;switch(t.event){case"init":{var i;const e=null==(i=this.workerContext)?void 0:i.objectURL;e&&self.URL.revokeObjectURL(e);break}case"transmuxComplete":this.handleTransmuxComplete(t.data);break;case"flush":this.onFlush(t.data);break;case"workerLog":logger[t.data.logType]&&logger[t.data.logType](t.data.message);break;default:t.data=t.data||{},t.data.frag=this.frag,t.data.id=this.id,r.trigger(t.event,t.data)}}configureTransmuxer(e){const{transmuxer:t}=this;this.workerContext?this.workerContext.worker.postMessage({cmd:"configure",config:e}):t&&t.configure(e)}handleTransmuxComplete(e){e.chunkMeta.transmuxing.end=self.performance.now(),this.onTransmuxComplete(e)}}function subtitleOptionsIdentical(e,t){if(e.length!==t.length)return!1;for(let r=0;r<e.length;r++)if(!mediaAttributesIdentical(e[r].attrs,t[r].attrs))return!1;return!0}function mediaAttributesIdentical(e,t,r){const i=e["STABLE-RENDITION-ID"];return i&&!r?i===t["STABLE-RENDITION-ID"]:!(r||["LANGUAGE","NAME","CHARACTERISTICS","AUTOSELECT","DEFAULT","FORCED","ASSOC-LANGUAGE"]).some((r=>e[r]!==t[r]))}function subtitleTrackMatchesTextTrack(e,t){return t.label.toLowerCase()===e.name.toLowerCase()&&(!t.language||t.language.toLowerCase()===(e.lang||"").toLowerCase())}const TICK_INTERVAL$2=100;class AudioStreamController extends BaseStreamController{constructor(e,t,r){super(e,t,r,"[audio-stream-controller]",PlaylistLevelType.AUDIO),this.videoBuffer=null,this.videoTrackCC=-1,this.waitingVideoCC=-1,this.bufferedTrack=null,this.switchingTrack=null,this.trackId=-1,this.waitingData=null,this.mainDetails=null,this.flushing=!1,this.bufferFlushed=!1,this.cachedTrackLoadedData=null,this._registerListeners()}onHandlerDestroying(){this._unregisterListeners(),super.onHandlerDestroying(),this.mainDetails=null,this.bufferedTrack=null,this.switchingTrack=null}_registerListeners(){const{hls:e}=this;e.on(Events.MEDIA_ATTACHED,this.onMediaAttached,this),e.on(Events.MEDIA_DETACHING,this.onMediaDetaching,this),e.on(Events.MANIFEST_LOADING,this.onManifestLoading,this),e.on(Events.LEVEL_LOADED,this.onLevelLoaded,this),e.on(Events.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),e.on(Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),e.on(Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),e.on(Events.ERROR,this.onError,this),e.on(Events.BUFFER_RESET,this.onBufferReset,this),e.on(Events.BUFFER_CREATED,this.onBufferCreated,this),e.on(Events.BUFFER_FLUSHING,this.onBufferFlushing,this),e.on(Events.BUFFER_FLUSHED,this.onBufferFlushed,this),e.on(Events.INIT_PTS_FOUND,this.onInitPtsFound,this),e.on(Events.FRAG_BUFFERED,this.onFragBuffered,this)}_unregisterListeners(){const{hls:e}=this;e.off(Events.MEDIA_ATTACHED,this.onMediaAttached,this),e.off(Events.MEDIA_DETACHING,this.onMediaDetaching,this),e.off(Events.MANIFEST_LOADING,this.onManifestLoading,this),e.off(Events.LEVEL_LOADED,this.onLevelLoaded,this),e.off(Events.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),e.off(Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),e.off(Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),e.off(Events.ERROR,this.onError,this),e.off(Events.BUFFER_RESET,this.onBufferReset,this),e.off(Events.BUFFER_CREATED,this.onBufferCreated,this),e.off(Events.BUFFER_FLUSHING,this.onBufferFlushing,this),e.off(Events.BUFFER_FLUSHED,this.onBufferFlushed,this),e.off(Events.INIT_PTS_FOUND,this.onInitPtsFound,this),e.off(Events.FRAG_BUFFERED,this.onFragBuffered,this)}onInitPtsFound(e,{frag:t,id:r,initPTS:i,timescale:s}){if("main"===r){const e=t.cc;this.initPTS[t.cc]={baseTime:i,timescale:s},this.log(`InitPTS for cc: ${e} found from main: ${i}`),this.videoTrackCC=e,this.state===State.WAITING_INIT_PTS&&this.tick()}}startLoad(e){if(!this.levels)return this.startPosition=e,void(this.state=State.STOPPED);const t=this.lastCurrentTime;this.stopLoad(),this.setInterval(TICK_INTERVAL$2),t>0&&-1===e?(this.log(`Override startPosition with lastCurrentTime @${t.toFixed(3)}`),e=t,this.state=State.IDLE):(this.loadedmetadata=!1,this.state=State.WAITING_TRACK),this.nextLoadPosition=this.startPosition=this.lastCurrentTime=e,this.tick()}doTick(){switch(this.state){case State.IDLE:this.doTickIdle();break;case State.WAITING_TRACK:{var e;const{levels:t,trackId:r}=this,i=null==t||null==(e=t[r])?void 0:e.details;if(i){if(this.waitForCdnTuneIn(i))break;this.state=State.WAITING_INIT_PTS}break}case State.FRAG_LOADING_WAITING_RETRY:{var t;const e=performance.now(),r=this.retryDate;if(!r||e>=r||null!=(t=this.media)&&t.seeking){const{levels:e,trackId:t}=this;this.log("RetryDate reached, switch back to IDLE state"),this.resetStartWhenNotLoaded((null==e?void 0:e[t])||null),this.state=State.IDLE}break}case State.WAITING_INIT_PTS:{const e=this.waitingData;if(e){const{frag:t,part:r,cache:i,complete:s}=e;if(void 0!==this.initPTS[t.cc]){this.waitingData=null,this.waitingVideoCC=-1,this.state=State.FRAG_LOADING;const e={frag:t,part:r,payload:i.flush(),networkDetails:null};this._handleFragmentLoadProgress(e),s&&super._handleFragmentLoadComplete(e)}else if(this.videoTrackCC!==this.waitingVideoCC)this.log(`Waiting fragment cc (${t.cc}) cancelled because video is at cc ${this.videoTrackCC}`),this.clearWaitingFragment();else{const e=this.getLoadPosition(),r=BufferHelper.bufferInfo(this.mediaBuffer,e,this.config.maxBufferHole);fragmentWithinToleranceTest(r.end,this.config.maxFragLookUpTolerance,t)<0&&(this.log(`Waiting fragment cc (${t.cc}) @ ${t.start} cancelled because another fragment at ${r.end} is needed`),this.clearWaitingFragment())}}else this.state=State.IDLE}}this.onTickEnd()}clearWaitingFragment(){const e=this.waitingData;e&&(this.fragmentTracker.removeFragment(e.frag),this.waitingData=null,this.waitingVideoCC=-1,this.state=State.IDLE)}resetLoadingState(){this.clearWaitingFragment(),super.resetLoadingState()}onTickEnd(){const{media:e}=this;null!=e&&e.readyState&&(this.lastCurrentTime=e.currentTime)}doTickIdle(){const{hls:e,levels:t,media:r,trackId:i}=this,s=e.config;if(!r&&(this.startFragRequested||!s.startFragPrefetch)||null==t||!t[i])return;const n=t[i],a=n.details;if(!a||a.live&&this.levelLastLoaded!==n||this.waitForCdnTuneIn(a))return void(this.state=State.WAITING_TRACK);const o=this.mediaBuffer?this.mediaBuffer:this.media;this.bufferFlushed&&o&&(this.bufferFlushed=!1,this.afterBufferFlushed(o,ElementaryStreamTypes.AUDIO,PlaylistLevelType.AUDIO));const l=this.getFwdBufferInfo(o,PlaylistLevelType.AUDIO);if(null===l)return;const{bufferedTrack:d,switchingTrack:c}=this;if(!c&&this._streamEnded(l,a))return e.trigger(Events.BUFFER_EOS,{type:"audio"}),void(this.state=State.ENDED);const h=this.getFwdBufferInfo(this.videoBuffer?this.videoBuffer:this.media,PlaylistLevelType.MAIN),u=l.len,f=this.getMaxBufferLength(null==h?void 0:h.len),g=a.fragments,m=g[0].start;let p=this.flushing?this.getLoadPosition():l.end;if(c&&r){const e=this.getLoadPosition();d&&!mediaAttributesIdentical(c.attrs,d.attrs)&&(p=e),a.PTSKnown&&e<m&&(l.end>m||l.nextStart)&&(this.log("Alt audio track ahead of main track, seek to start of alt audio track"),r.currentTime=m+.05)}if(u>=f&&!c&&p<g[g.length-1].start)return;let y=this.getNextFragment(p,a),E=!1;if(y&&this.isLoopLoading(y,p)&&(E=!!y.gap,y=this.getNextFragmentLoopLoading(y,a,l,PlaylistLevelType.MAIN,f)),!y)return void(this.bufferFlushed=!0);const v=h&&y.start>h.end+a.targetduration;if(v||(null==h||!h.len)&&l.len){const e=this.getAppendedFrag(y.start,PlaylistLevelType.MAIN);if(null===e)return;if(E||(E=!!e.gap||!!v&&0===h.len),v&&!E||E&&l.nextStart&&l.nextStart<e.end)return}this.loadFragment(y,n,p)}getMaxBufferLength(e){const t=super.getMaxBufferLength();return e?Math.min(Math.max(t,e),this.config.maxMaxBufferLength):t}onMediaDetaching(){this.videoBuffer=null,this.bufferFlushed=this.flushing=!1,super.onMediaDetaching()}onAudioTracksUpdated(e,{audioTracks:t}){this.resetTransmuxer(),this.levels=t.map((e=>new Level(e)))}onAudioTrackSwitching(e,t){const r=!!t.url;this.trackId=t.id;const{fragCurrent:i}=this;i&&(i.abortRequests(),this.removeUnbufferedFrags(i.start)),this.resetLoadingState(),r?this.setInterval(TICK_INTERVAL$2):this.resetTransmuxer(),r?(this.switchingTrack=t,this.state=State.IDLE,this.flushAudioIfNeeded(t)):(this.switchingTrack=null,this.bufferedTrack=t,this.state=State.STOPPED),this.tick()}onManifestLoading(){this.fragmentTracker.removeAllFragments(),this.startPosition=this.lastCurrentTime=0,this.bufferFlushed=this.flushing=!1,this.levels=this.mainDetails=this.waitingData=this.bufferedTrack=this.cachedTrackLoadedData=this.switchingTrack=null,this.startFragRequested=!1,this.trackId=this.videoTrackCC=this.waitingVideoCC=-1}onLevelLoaded(e,t){this.mainDetails=t.details,null!==this.cachedTrackLoadedData&&(this.hls.trigger(Events.AUDIO_TRACK_LOADED,this.cachedTrackLoadedData),this.cachedTrackLoadedData=null)}onAudioTrackLoaded(e,t){var r;if(null==this.mainDetails)return void(this.cachedTrackLoadedData=t);const{levels:i}=this,{details:s,id:n}=t;if(!i)return void this.warn(`Audio tracks were reset while loading level ${n}`);this.log(`Audio track ${n} loaded [${s.startSN},${s.endSN}]${s.lastPartSn?`[part-${s.lastPartSn}-${s.lastPartIndex}]`:""},duration:${s.totalduration}`);const a=i[n];let o=0;if(s.live||null!=(r=a.details)&&r.live){this.checkLiveUpdate(s);const e=this.mainDetails;if(s.deltaUpdateFailed||!e)return;var l;if(!a.details&&s.hasProgramDateTime&&e.hasProgramDateTime)alignMediaPlaylistByPDT(s,e),o=s.fragments[0].start;else o=this.alignPlaylists(s,a.details,null==(l=this.levelLastLoaded)?void 0:l.details)}a.details=s,this.levelLastLoaded=a,this.startFragRequested||!this.mainDetails&&s.live||this.setStartPosition(this.mainDetails||s,o),this.state!==State.WAITING_TRACK||this.waitForCdnTuneIn(s)||(this.state=State.IDLE),this.tick()}_handleFragmentLoadProgress(e){var t;const{frag:r,part:i,payload:s}=e,{config:n,trackId:a,levels:o}=this;if(!o)return void this.warn(`Audio tracks were reset while fragment load was in progress. Fragment ${r.sn} of level ${r.level} will not be buffered`);const l=o[a];if(!l)return void this.warn("Audio track is undefined on fragment load progress");const d=l.details;if(!d)return this.warn("Audio track details undefined on fragment load progress"),void this.removeUnbufferedFrags(r.start);const c=n.defaultAudioCodec||l.audioCodec||"mp4a.40.2";let h=this.transmuxer;h||(h=this.transmuxer=new TransmuxerInterface(this.hls,PlaylistLevelType.AUDIO,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)));const u=this.initPTS[r.cc],f=null==(t=r.initSegment)?void 0:t.data;if(void 0!==u){const e=!1,t=i?i.index:-1,n=-1!==t,a=new ChunkMetadata(r.level,r.sn,r.stats.chunkCount,s.byteLength,t,n);h.push(s,f,c,"",r,i,d.totalduration,e,a,u)}else{this.log(`Unknown video PTS for cc ${r.cc}, waiting for video PTS before demuxing audio frag ${r.sn} of [${d.startSN} ,${d.endSN}],track ${a}`);const{cache:e}=this.waitingData=this.waitingData||{frag:r,part:i,cache:new ChunkCache,complete:!1};e.push(new Uint8Array(s)),this.waitingVideoCC=this.videoTrackCC,this.state=State.WAITING_INIT_PTS}}_handleFragmentLoadComplete(e){this.waitingData?this.waitingData.complete=!0:super._handleFragmentLoadComplete(e)}onBufferReset(){this.mediaBuffer=this.videoBuffer=null,this.loadedmetadata=!1}onBufferCreated(e,t){const r=t.tracks.audio;r&&(this.mediaBuffer=r.buffer||null),t.tracks.video&&(this.videoBuffer=t.tracks.video.buffer||null)}onFragBuffered(e,t){const{frag:r,part:i}=t;if(r.type===PlaylistLevelType.AUDIO)if(this.fragContextChanged(r))this.warn(`Fragment ${r.sn}${i?" p: "+i.index:""} of level ${r.level} finished buffering, but was aborted. state: ${this.state}, audioSwitch: ${this.switchingTrack?this.switchingTrack.name:"false"}`);else{if("initSegment"!==r.sn){this.fragPrevious=r;const e=this.switchingTrack;e&&(this.bufferedTrack=e,this.switchingTrack=null,this.hls.trigger(Events.AUDIO_TRACK_SWITCHED,_objectSpread2({},e)))}this.fragBufferedComplete(r,i)}else if(!this.loadedmetadata&&r.type===PlaylistLevelType.MAIN){const e=this.videoBuffer||this.media;if(e){BufferHelper.getBuffered(e).length&&(this.loadedmetadata=!0)}}}onError(e,t){var r;if(t.fatal)this.state=State.ERROR;else switch(t.details){case ErrorDetails.FRAG_GAP:case ErrorDetails.FRAG_PARSING_ERROR:case ErrorDetails.FRAG_DECRYPT_ERROR:case ErrorDetails.FRAG_LOAD_ERROR:case ErrorDetails.FRAG_LOAD_TIMEOUT:case ErrorDetails.KEY_LOAD_ERROR:case ErrorDetails.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(PlaylistLevelType.AUDIO,t);break;case ErrorDetails.AUDIO_TRACK_LOAD_ERROR:case ErrorDetails.AUDIO_TRACK_LOAD_TIMEOUT:case ErrorDetails.LEVEL_PARSING_ERROR:t.levelRetry||this.state!==State.WAITING_TRACK||(null==(r=t.context)?void 0:r.type)!==PlaylistContextType.AUDIO_TRACK||(this.state=State.IDLE);break;case ErrorDetails.BUFFER_APPEND_ERROR:case ErrorDetails.BUFFER_FULL_ERROR:if(!t.parent||"audio"!==t.parent)return;if(t.details===ErrorDetails.BUFFER_APPEND_ERROR)return void this.resetLoadingState();this.reduceLengthAndFlushBuffer(t)&&(this.bufferedTrack=null,super.flushMainBuffer(0,Number.POSITIVE_INFINITY,"audio"));break;case ErrorDetails.INTERNAL_EXCEPTION:this.recoverWorkerError(t)}}onBufferFlushing(e,{type:t}){t!==ElementaryStreamTypes.VIDEO&&(this.flushing=!0)}onBufferFlushed(e,{type:t}){if(t!==ElementaryStreamTypes.VIDEO){this.flushing=!1,this.bufferFlushed=!0,this.state===State.ENDED&&(this.state=State.IDLE);const e=this.mediaBuffer||this.media;e&&(this.afterBufferFlushed(e,t,PlaylistLevelType.AUDIO),this.tick())}}_handleTransmuxComplete(e){var t;const r="audio",{hls:i}=this,{remuxResult:s,chunkMeta:n}=e,a=this.getCurrentContext(n);if(!a)return void this.resetWhenMissingContext(n);const{frag:o,part:l,level:d}=a,{details:c}=d,{audio:h,text:u,id3:f,initSegment:g}=s;if(!this.fragContextChanged(o)&&c){if(this.state=State.PARSING,this.switchingTrack&&h&&this.completeAudioSwitch(this.switchingTrack),null!=g&&g.tracks){const e=o.initSegment||o;this._bufferInitSegment(d,g.tracks,e,n),i.trigger(Events.FRAG_PARSING_INIT_SEGMENT,{frag:e,id:r,tracks:g.tracks})}if(h){const{startPTS:e,endPTS:t,startDTS:r,endDTS:i}=h;l&&(l.elementaryStreams[ElementaryStreamTypes.AUDIO]={startPTS:e,endPTS:t,startDTS:r,endDTS:i}),o.setElementaryStreamInfo(ElementaryStreamTypes.AUDIO,e,t,r,i),this.bufferFragmentData(h,o,l,n)}if(null!=f&&null!=(t=f.samples)&&t.length){const e=_extends({id:r,frag:o,details:c},f);i.trigger(Events.FRAG_PARSING_METADATA,e)}if(u){const e=_extends({id:r,frag:o,details:c},u);i.trigger(Events.FRAG_PARSING_USERDATA,e)}}else this.fragmentTracker.removeFragment(o)}_bufferInitSegment(e,t,r,i){if(this.state!==State.PARSING)return;t.video&&delete t.video;const s=t.audio;if(!s)return;s.id="audio";const n=e.audioCodec;this.log(`Init audio buffer, container:${s.container}, codecs[level/parsed]=[${n}/${s.codec}]`),n&&1===n.split(",").length&&(s.levelCodec=n),this.hls.trigger(Events.BUFFER_CODECS,t);const a=s.initSegment;if(null!=a&&a.byteLength){const e={type:"audio",frag:r,part:null,chunkMeta:i,parent:r.type,data:a};this.hls.trigger(Events.BUFFER_APPENDING,e)}this.tickImmediate()}loadFragment(e,t,r){const i=this.fragmentTracker.getState(e);var s;if(this.fragCurrent=e,this.switchingTrack||i===FragmentState.NOT_LOADED||i===FragmentState.PARTIAL)if("initSegment"===e.sn)this._loadInitSegment(e,t);else if(null!=(s=t.details)&&s.live&&!this.initPTS[e.cc]){this.log(`Waiting for video PTS in continuity counter ${e.cc} of live stream before loading audio fragment ${e.sn} of level ${this.trackId}`),this.state=State.WAITING_INIT_PTS;const r=this.mainDetails;r&&r.fragments[0].start!==t.details.fragments[0].start&&alignMediaPlaylistByPDT(t.details,r)}else this.startFragRequested=!0,super.loadFragment(e,t,r);else this.clearTrackerIfNeeded(e)}flushAudioIfNeeded(e){const{media:t,bufferedTrack:r}=this,i=null==r?void 0:r.attrs,s=e.attrs;t&&i&&(i.CHANNELS!==s.CHANNELS||r.name!==e.name||r.lang!==e.lang)&&(this.log("Switching audio track : flushing all audio"),super.flushMainBuffer(0,Number.POSITIVE_INFINITY,"audio"),this.bufferedTrack=null)}completeAudioSwitch(e){const{hls:t}=this;this.flushAudioIfNeeded(e),this.bufferedTrack=e,this.switchingTrack=null,t.trigger(Events.AUDIO_TRACK_SWITCHED,_objectSpread2({},e))}}class AudioTrackController extends BasePlaylistController{constructor(e){super(e,"[audio-track-controller]"),this.tracks=[],this.groupIds=null,this.tracksInGroup=[],this.trackId=-1,this.currentTrack=null,this.selectDefaultTrack=!0,this.registerListeners()}registerListeners(){const{hls:e}=this;e.on(Events.MANIFEST_LOADING,this.onManifestLoading,this),e.on(Events.MANIFEST_PARSED,this.onManifestParsed,this),e.on(Events.LEVEL_LOADING,this.onLevelLoading,this),e.on(Events.LEVEL_SWITCHING,this.onLevelSwitching,this),e.on(Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),e.on(Events.ERROR,this.onError,this)}unregisterListeners(){const{hls:e}=this;e.off(Events.MANIFEST_LOADING,this.onManifestLoading,this),e.off(Events.MANIFEST_PARSED,this.onManifestParsed,this),e.off(Events.LEVEL_LOADING,this.onLevelLoading,this),e.off(Events.LEVEL_SWITCHING,this.onLevelSwitching,this),e.off(Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),e.off(Events.ERROR,this.onError,this)}destroy(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,this.currentTrack=null,super.destroy()}onManifestLoading(){this.tracks=[],this.tracksInGroup=[],this.groupIds=null,this.currentTrack=null,this.trackId=-1,this.selectDefaultTrack=!0}onManifestParsed(e,t){this.tracks=t.audioTracks||[]}onAudioTrackLoaded(e,t){const{id:r,groupId:i,details:s}=t,n=this.tracksInGroup[r];if(!n||n.groupId!==i)return void this.warn(`Audio track with id:${r} and group:${i} not found in active group ${null==n?void 0:n.groupId}`);const a=n.details;n.details=t.details,this.log(`Audio track ${r} "${n.name}" lang:${n.lang} group:${i} loaded [${s.startSN}-${s.endSN}]`),r===this.trackId&&this.playlistLoaded(r,t,a)}onLevelLoading(e,t){this.switchLevel(t.level)}onLevelSwitching(e,t){this.switchLevel(t.level)}switchLevel(e){const t=this.hls.levels[e];if(!t)return;const r=t.audioGroups||null,i=this.groupIds;let s=this.currentTrack;if(!r||(null==i?void 0:i.length)!==(null==r?void 0:r.length)||null!=r&&r.some((e=>-1===(null==i?void 0:i.indexOf(e))))){this.groupIds=r,this.trackId=-1,this.currentTrack=null;const e=this.tracks.filter((e=>!r||-1!==r.indexOf(e.groupId)));if(e.length)this.selectDefaultTrack&&!e.some((e=>e.default))&&(this.selectDefaultTrack=!1),e.forEach(((e,t)=>{e.id=t}));else if(!s&&!this.tracksInGroup.length)return;this.tracksInGroup=e;const t=this.hls.config.audioPreference;if(!s&&t){const r=findMatchingOption(t,e,audioMatchPredicate);if(r>-1)s=e[r];else{const e=findMatchingOption(t,this.tracks);s=this.tracks[e]}}let i=this.findTrackId(s);-1===i&&s&&(i=this.findTrackId(null));const a={audioTracks:e};this.log(`Updating audio tracks, ${e.length} track(s) found in group(s): ${null==r?void 0:r.join(",")}`),this.hls.trigger(Events.AUDIO_TRACKS_UPDATED,a);const o=this.trackId;if(-1!==i&&-1===o)this.setAudioTrack(i);else if(e.length&&-1===o){var n;const t=new Error(`No audio track selected for current audio group-ID(s): ${null==(n=this.groupIds)?void 0:n.join(",")} track count: ${e.length}`);this.warn(t.message),this.hls.trigger(Events.ERROR,{type:ErrorTypes.MEDIA_ERROR,details:ErrorDetails.AUDIO_TRACK_LOAD_ERROR,fatal:!0,error:t})}}else this.shouldReloadPlaylist(s)&&this.setAudioTrack(this.trackId)}onError(e,t){!t.fatal&&t.context&&(t.context.type!==PlaylistContextType.AUDIO_TRACK||t.context.id!==this.trackId||this.groupIds&&-1===this.groupIds.indexOf(t.context.groupId)||(this.requestScheduled=-1,this.checkRetry(t)))}get allAudioTracks(){return this.tracks}get audioTracks(){return this.tracksInGroup}get audioTrack(){return this.trackId}set audioTrack(e){this.selectDefaultTrack=!1,this.setAudioTrack(e)}setAudioOption(e){const t=this.hls;if(t.config.audioPreference=e,e){const r=this.allAudioTracks;if(this.selectDefaultTrack=!1,r.length){const i=this.currentTrack;if(i&&matchesOption(e,i,audioMatchPredicate))return i;const s=findMatchingOption(e,this.tracksInGroup,audioMatchPredicate);if(s>-1){const e=this.tracksInGroup[s];return this.setAudioTrack(s),e}if(i){let i=t.loadLevel;-1===i&&(i=t.firstAutoLevel);const s=findClosestLevelWithAudioGroup(e,t.levels,r,i,audioMatchPredicate);if(-1===s)return null;t.nextLoadLevel=s}if(e.channels||e.audioCodec){const t=findMatchingOption(e,r);if(t>-1)return r[t]}}}return null}setAudioTrack(e){const t=this.tracksInGroup;if(e<0||e>=t.length)return void this.warn(`Invalid audio track id: ${e}`);this.clearTimer(),this.selectDefaultTrack=!1;const r=this.currentTrack,i=t[e],s=i.details&&!i.details.live;if(e===this.trackId&&i===r&&s)return;if(this.log(`Switching to audio-track ${e} "${i.name}" lang:${i.lang} group:${i.groupId} channels:${i.channels}`),this.trackId=e,this.currentTrack=i,this.hls.trigger(Events.AUDIO_TRACK_SWITCHING,_objectSpread2({},i)),s)return;const n=this.switchParams(i.url,null==r?void 0:r.details);this.loadPlaylist(n)}findTrackId(e){const t=this.tracksInGroup;for(let r=0;r<t.length;r++){const i=t[r];if((!this.selectDefaultTrack||i.default)&&(!e||matchesOption(e,i,audioMatchPredicate)))return r}if(e){const{name:r,lang:i,assocLang:s,characteristics:n,audioCodec:a,channels:o}=e;for(let e=0;e<t.length;e++){if(matchesOption({name:r,lang:i,assocLang:s,characteristics:n,audioCodec:a,channels:o},t[e],audioMatchPredicate))return e}for(let l=0;l<t.length;l++){const r=t[l];if(mediaAttributesIdentical(e.attrs,r.attrs,["LANGUAGE","ASSOC-LANGUAGE","CHARACTERISTICS"]))return l}for(let l=0;l<t.length;l++){const r=t[l];if(mediaAttributesIdentical(e.attrs,r.attrs,["LANGUAGE"]))return l}}return-1}loadPlaylist(e){const t=this.currentTrack;if(this.shouldLoadPlaylist(t)&&t){super.loadPlaylist();const i=t.id,s=t.groupId;let n=t.url;if(e)try{n=e.addDirectives(n)}catch(r){this.warn(`Could not construct new URL with HLS Delivery Directives: ${r}`)}this.log(`loading audio-track playlist ${i} "${t.name}" lang:${t.lang} group:${s}`),this.clearTimer(),this.hls.trigger(Events.AUDIO_TRACK_LOADING,{url:n,id:i,groupId:s,deliveryDirectives:e||null})}}}const TICK_INTERVAL$1=500;class SubtitleStreamController extends BaseStreamController{constructor(e,t,r){super(e,t,r,"[subtitle-stream-controller]",PlaylistLevelType.SUBTITLE),this.currentTrackId=-1,this.tracksBuffered=[],this.mainDetails=null,this._registerListeners()}onHandlerDestroying(){this._unregisterListeners(),super.onHandlerDestroying(),this.mainDetails=null}_registerListeners(){const{hls:e}=this;e.on(Events.MEDIA_ATTACHED,this.onMediaAttached,this),e.on(Events.MEDIA_DETACHING,this.onMediaDetaching,this),e.on(Events.MANIFEST_LOADING,this.onManifestLoading,this),e.on(Events.LEVEL_LOADED,this.onLevelLoaded,this),e.on(Events.ERROR,this.onError,this),e.on(Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),e.on(Events.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),e.on(Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),e.on(Events.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),e.on(Events.BUFFER_FLUSHING,this.onBufferFlushing,this),e.on(Events.FRAG_BUFFERED,this.onFragBuffered,this)}_unregisterListeners(){const{hls:e}=this;e.off(Events.MEDIA_ATTACHED,this.onMediaAttached,this),e.off(Events.MEDIA_DETACHING,this.onMediaDetaching,this),e.off(Events.MANIFEST_LOADING,this.onManifestLoading,this),e.off(Events.LEVEL_LOADED,this.onLevelLoaded,this),e.off(Events.ERROR,this.onError,this),e.off(Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),e.off(Events.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),e.off(Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),e.off(Events.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),e.off(Events.BUFFER_FLUSHING,this.onBufferFlushing,this),e.off(Events.FRAG_BUFFERED,this.onFragBuffered,this)}startLoad(e){this.stopLoad(),this.state=State.IDLE,this.setInterval(TICK_INTERVAL$1),this.nextLoadPosition=this.startPosition=this.lastCurrentTime=e,this.tick()}onManifestLoading(){this.mainDetails=null,this.fragmentTracker.removeAllFragments()}onMediaDetaching(){this.tracksBuffered=[],super.onMediaDetaching()}onLevelLoaded(e,t){this.mainDetails=t.details}onSubtitleFragProcessed(e,t){const{frag:r,success:i}=t;if(this.fragPrevious=r,this.state=State.IDLE,!i)return;const s=this.tracksBuffered[this.currentTrackId];if(!s)return;let n;const a=r.start;for(let l=0;l<s.length;l++)if(a>=s[l].start&&a<=s[l].end){n=s[l];break}const o=r.start+r.duration;n?n.end=o:(n={start:a,end:o},s.push(n)),this.fragmentTracker.fragBuffered(r),this.fragBufferedComplete(r,null)}onBufferFlushing(e,t){const{startOffset:r,endOffset:i}=t;if(0===r&&i!==Number.POSITIVE_INFINITY){const e=i-1;if(e<=0)return;t.endOffsetSubtitles=Math.max(0,e),this.tracksBuffered.forEach((t=>{for(let r=0;r<t.length;)if(t[r].end<=e)t.shift();else{if(!(t[r].start<e))break;t[r].start=e,r++}})),this.fragmentTracker.removeFragmentsInRange(r,e,PlaylistLevelType.SUBTITLE)}}onFragBuffered(e,t){var r;this.loadedmetadata||t.frag.type!==PlaylistLevelType.MAIN||null!=(r=this.media)&&r.buffered.length&&(this.loadedmetadata=!0)}onError(e,t){const r=t.frag;(null==r?void 0:r.type)===PlaylistLevelType.SUBTITLE&&(this.fragCurrent&&this.fragCurrent.abortRequests(),this.state!==State.STOPPED&&(this.state=State.IDLE))}onSubtitleTracksUpdated(e,{subtitleTracks:t}){this.levels&&subtitleOptionsIdentical(this.levels,t)?this.levels=t.map((e=>new Level(e))):(this.tracksBuffered=[],this.levels=t.map((e=>{const t=new Level(e);return this.tracksBuffered[t.id]=[],t})),this.fragmentTracker.removeFragmentsInRange(0,Number.POSITIVE_INFINITY,PlaylistLevelType.SUBTITLE),this.fragPrevious=null,this.mediaBuffer=null)}onSubtitleTrackSwitch(e,t){var r;if(this.currentTrackId=t.id,null==(r=this.levels)||!r.length||-1===this.currentTrackId)return void this.clearInterval();const i=this.levels[this.currentTrackId];null!=i&&i.details?this.mediaBuffer=this.mediaBufferTimeRanges:this.mediaBuffer=null,i&&this.setInterval(TICK_INTERVAL$1)}onSubtitleTrackLoaded(e,t){var r;const{currentTrackId:i,levels:s}=this,{details:n,id:a}=t;if(!s)return void this.warn(`Subtitle tracks were reset while loading level ${a}`);const o=s[i];if(a>=s.length||a!==i||!o)return;this.log(`Subtitle track ${a} loaded [${n.startSN},${n.endSN}]${n.lastPartSn?`[part-${n.lastPartSn}-${n.lastPartIndex}]`:""},duration:${n.totalduration}`),this.mediaBuffer=this.mediaBufferTimeRanges;let l=0;if(n.live||null!=(r=o.details)&&r.live){const e=this.mainDetails;if(n.deltaUpdateFailed||!e)return;const t=e.fragments[0];var d;if(o.details)l=this.alignPlaylists(n,o.details,null==(d=this.levelLastLoaded)?void 0:d.details),0===l&&t&&(l=t.start,addSliding(n,l));else n.hasProgramDateTime&&e.hasProgramDateTime?(alignMediaPlaylistByPDT(n,e),l=n.fragments[0].start):t&&(l=t.start,addSliding(n,l))}if(o.details=n,this.levelLastLoaded=o,this.startFragRequested||!this.mainDetails&&n.live||this.setStartPosition(this.mainDetails||n,l),this.tick(),n.live&&!this.fragCurrent&&this.media&&this.state===State.IDLE){findFragmentByPTS(null,n.fragments,this.media.currentTime,0)||(this.warn("Subtitle playlist not aligned with playback"),o.details=void 0)}}_handleFragmentLoadComplete(e){const{frag:t,payload:r}=e,i=t.decryptdata,s=this.hls;if(!this.fragContextChanged(t)&&r&&r.byteLength>0&&null!=i&&i.key&&i.iv&&"AES-128"===i.method){const e=performance.now();this.decrypter.decrypt(new Uint8Array(r),i.key.buffer,i.iv.buffer).catch((e=>{throw s.trigger(Events.ERROR,{type:ErrorTypes.MEDIA_ERROR,details:ErrorDetails.FRAG_DECRYPT_ERROR,fatal:!1,error:e,reason:e.message,frag:t}),e})).then((r=>{const i=performance.now();s.trigger(Events.FRAG_DECRYPTED,{frag:t,payload:r,stats:{tstart:e,tdecrypt:i}})})).catch((e=>{this.warn(`${e.name}: ${e.message}`),this.state=State.IDLE}))}}doTick(){if(this.media){if(this.state===State.IDLE){const{currentTrackId:e,levels:t}=this,r=null==t?void 0:t[e];if(!r||!t.length||!r.details)return;const{config:i}=this,s=this.getLoadPosition(),n=BufferHelper.bufferedInfo(this.tracksBuffered[this.currentTrackId]||[],s,i.maxBufferHole),{end:a,len:o}=n,l=this.getFwdBufferInfo(this.media,PlaylistLevelType.MAIN),d=r.details;if(o>this.getMaxBufferLength(null==l?void 0:l.len)+d.levelTargetDuration)return;const c=d.fragments,h=c.length,u=d.edge;let f=null;const g=this.fragPrevious;if(a<u){const e=i.maxFragLookUpTolerance,t=a>u-e?0:e;f=findFragmentByPTS(g,c,Math.max(c[0].start,a),t),!f&&g&&g.start<c[0].start&&(f=c[0])}else f=c[h-1];if(!f)return;if(f=this.mapToInitFragWhenRequired(f),"initSegment"!==f.sn){const e=c[f.sn-d.startSN-1];e&&e.cc===f.cc&&this.fragmentTracker.getState(e)===FragmentState.NOT_LOADED&&(f=e)}this.fragmentTracker.getState(f)===FragmentState.NOT_LOADED&&this.loadFragment(f,r,a)}}else this.state=State.IDLE}getMaxBufferLength(e){const t=super.getMaxBufferLength();return e?Math.max(t,e):t}loadFragment(e,t,r){this.fragCurrent=e,"initSegment"===e.sn?this._loadInitSegment(e,t):(this.startFragRequested=!0,super.loadFragment(e,t,r))}get mediaBufferTimeRanges(){return new BufferableInstance(this.tracksBuffered[this.currentTrackId]||[])}}class BufferableInstance{constructor(e){this.buffered=void 0;const t=(t,r,i)=>{if((r>>>=0)>i-1)throw new DOMException(`Failed to execute '${t}' on 'TimeRanges': The index provided (${r}) is greater than the maximum bound (${i})`);return e[r][t]};this.buffered={get length(){return e.length},end:r=>t("end",r,e.length),start:r=>t("start",r,e.length)}}}class SubtitleTrackController extends BasePlaylistController{constructor(e){super(e,"[subtitle-track-controller]"),this.media=null,this.tracks=[],this.groupIds=null,this.tracksInGroup=[],this.trackId=-1,this.currentTrack=null,this.selectDefaultTrack=!0,this.queuedDefaultTrack=-1,this.asyncPollTrackChange=()=>this.pollTrackChange(0),this.useTextTrackPolling=!1,this.subtitlePollingInterval=-1,this._subtitleDisplay=!0,this.onTextTracksChanged=()=>{if(this.useTextTrackPolling||self.clearInterval(this.subtitlePollingInterval),!this.media||!this.hls.config.renderTextTracksNatively)return;let e=null;const t=filterSubtitleTracks(this.media.textTracks);for(let i=0;i<t.length;i++)if("hidden"===t[i].mode)e=t[i];else if("showing"===t[i].mode){e=t[i];break}const r=this.findTrackForTextTrack(e);this.subtitleTrack!==r&&this.setSubtitleTrack(r)},this.registerListeners()}destroy(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,this.currentTrack=null,this.onTextTracksChanged=this.asyncPollTrackChange=null,super.destroy()}get subtitleDisplay(){return this._subtitleDisplay}set subtitleDisplay(e){this._subtitleDisplay=e,this.trackId>-1&&this.toggleTrackModes()}registerListeners(){const{hls:e}=this;e.on(Events.MEDIA_ATTACHED,this.onMediaAttached,this),e.on(Events.MEDIA_DETACHING,this.onMediaDetaching,this),e.on(Events.MANIFEST_LOADING,this.onManifestLoading,this),e.on(Events.MANIFEST_PARSED,this.onManifestParsed,this),e.on(Events.LEVEL_LOADING,this.onLevelLoading,this),e.on(Events.LEVEL_SWITCHING,this.onLevelSwitching,this),e.on(Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),e.on(Events.ERROR,this.onError,this)}unregisterListeners(){const{hls:e}=this;e.off(Events.MEDIA_ATTACHED,this.onMediaAttached,this),e.off(Events.MEDIA_DETACHING,this.onMediaDetaching,this),e.off(Events.MANIFEST_LOADING,this.onManifestLoading,this),e.off(Events.MANIFEST_PARSED,this.onManifestParsed,this),e.off(Events.LEVEL_LOADING,this.onLevelLoading,this),e.off(Events.LEVEL_SWITCHING,this.onLevelSwitching,this),e.off(Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),e.off(Events.ERROR,this.onError,this)}onMediaAttached(e,t){this.media=t.media,this.media&&(this.queuedDefaultTrack>-1&&(this.subtitleTrack=this.queuedDefaultTrack,this.queuedDefaultTrack=-1),this.useTextTrackPolling=!(this.media.textTracks&&"onchange"in this.media.textTracks),this.useTextTrackPolling?this.pollTrackChange(500):this.media.textTracks.addEventListener("change",this.asyncPollTrackChange))}pollTrackChange(e){self.clearInterval(this.subtitlePollingInterval),this.subtitlePollingInterval=self.setInterval(this.onTextTracksChanged,e)}onMediaDetaching(){if(!this.media)return;self.clearInterval(this.subtitlePollingInterval),this.useTextTrackPolling||this.media.textTracks.removeEventListener("change",this.asyncPollTrackChange),this.trackId>-1&&(this.queuedDefaultTrack=this.trackId);filterSubtitleTracks(this.media.textTracks).forEach((e=>{clearCurrentCues(e)})),this.subtitleTrack=-1,this.media=null}onManifestLoading(){this.tracks=[],this.groupIds=null,this.tracksInGroup=[],this.trackId=-1,this.currentTrack=null,this.selectDefaultTrack=!0}onManifestParsed(e,t){this.tracks=t.subtitleTracks}onSubtitleTrackLoaded(e,t){const{id:r,groupId:i,details:s}=t,n=this.tracksInGroup[r];if(!n||n.groupId!==i)return void this.warn(`Subtitle track with id:${r} and group:${i} not found in active group ${null==n?void 0:n.groupId}`);const a=n.details;n.details=t.details,this.log(`Subtitle track ${r} "${n.name}" lang:${n.lang} group:${i} loaded [${s.startSN}-${s.endSN}]`),r===this.trackId&&this.playlistLoaded(r,t,a)}onLevelLoading(e,t){this.switchLevel(t.level)}onLevelSwitching(e,t){this.switchLevel(t.level)}switchLevel(e){const t=this.hls.levels[e];if(!t)return;const r=t.subtitleGroups||null,i=this.groupIds;let s=this.currentTrack;if(!r||(null==i?void 0:i.length)!==(null==r?void 0:r.length)||null!=r&&r.some((e=>-1===(null==i?void 0:i.indexOf(e))))){this.groupIds=r,this.trackId=-1,this.currentTrack=null;const e=this.tracks.filter((e=>!r||-1!==r.indexOf(e.groupId)));if(e.length)this.selectDefaultTrack&&!e.some((e=>e.default))&&(this.selectDefaultTrack=!1),e.forEach(((e,t)=>{e.id=t}));else if(!s&&!this.tracksInGroup.length)return;this.tracksInGroup=e;const t=this.hls.config.subtitlePreference;if(!s&&t){this.selectDefaultTrack=!1;const r=findMatchingOption(t,e);if(r>-1)s=e[r];else{const e=findMatchingOption(t,this.tracks);s=this.tracks[e]}}let i=this.findTrackId(s);-1===i&&s&&(i=this.findTrackId(null));const n={subtitleTracks:e};this.log(`Updating subtitle tracks, ${e.length} track(s) found in "${null==r?void 0:r.join(",")}" group-id`),this.hls.trigger(Events.SUBTITLE_TRACKS_UPDATED,n),-1!==i&&-1===this.trackId&&this.setSubtitleTrack(i)}else this.shouldReloadPlaylist(s)&&this.setSubtitleTrack(this.trackId)}findTrackId(e){const t=this.tracksInGroup,r=this.selectDefaultTrack;for(let i=0;i<t.length;i++){const s=t[i];if((!r||s.default)&&(r||e)&&(!e||matchesOption(s,e)))return i}if(e){for(let r=0;r<t.length;r++){const i=t[r];if(mediaAttributesIdentical(e.attrs,i.attrs,["LANGUAGE","ASSOC-LANGUAGE","CHARACTERISTICS"]))return r}for(let r=0;r<t.length;r++){const i=t[r];if(mediaAttributesIdentical(e.attrs,i.attrs,["LANGUAGE"]))return r}}return-1}findTrackForTextTrack(e){if(e){const t=this.tracksInGroup;for(let r=0;r<t.length;r++){if(subtitleTrackMatchesTextTrack(t[r],e))return r}}return-1}onError(e,t){!t.fatal&&t.context&&(t.context.type!==PlaylistContextType.SUBTITLE_TRACK||t.context.id!==this.trackId||this.groupIds&&-1===this.groupIds.indexOf(t.context.groupId)||this.checkRetry(t))}get allSubtitleTracks(){return this.tracks}get subtitleTracks(){return this.tracksInGroup}get subtitleTrack(){return this.trackId}set subtitleTrack(e){this.selectDefaultTrack=!1,this.setSubtitleTrack(e)}setSubtitleOption(e){if(this.hls.config.subtitlePreference=e,e){const t=this.allSubtitleTracks;if(this.selectDefaultTrack=!1,t.length){const r=this.currentTrack;if(r&&matchesOption(e,r))return r;const i=findMatchingOption(e,this.tracksInGroup);if(i>-1){const e=this.tracksInGroup[i];return this.setSubtitleTrack(i),e}if(r)return null;{const r=findMatchingOption(e,t);if(r>-1)return t[r]}}}return null}loadPlaylist(e){super.loadPlaylist();const t=this.currentTrack;if(this.shouldLoadPlaylist(t)&&t){const i=t.id,s=t.groupId;let n=t.url;if(e)try{n=e.addDirectives(n)}catch(r){this.warn(`Could not construct new URL with HLS Delivery Directives: ${r}`)}this.log(`Loading subtitle playlist for id ${i}`),this.hls.trigger(Events.SUBTITLE_TRACK_LOADING,{url:n,id:i,groupId:s,deliveryDirectives:e||null})}}toggleTrackModes(){const{media:e}=this;if(!e)return;const t=filterSubtitleTracks(e.textTracks),r=this.currentTrack;let i;if(r&&(i=t.filter((e=>subtitleTrackMatchesTextTrack(r,e)))[0],i||this.warn(`Unable to find subtitle TextTrack with name "${r.name}" and language "${r.lang}"`)),[].slice.call(t).forEach((e=>{"disabled"!==e.mode&&e!==i&&(e.mode="disabled")})),i){const e=this.subtitleDisplay?"showing":"hidden";i.mode!==e&&(i.mode=e)}}setSubtitleTrack(e){const t=this.tracksInGroup;if(!this.media)return void(this.queuedDefaultTrack=e);if(e<-1||e>=t.length||!isFiniteNumber(e))return void this.warn(`Invalid subtitle track id: ${e}`);this.clearTimer(),this.selectDefaultTrack=!1;const r=this.currentTrack,i=t[e]||null;if(this.trackId=e,this.currentTrack=i,this.toggleTrackModes(),!i)return void this.hls.trigger(Events.SUBTITLE_TRACK_SWITCH,{id:e});const s=!!i.details&&!i.details.live;if(e===this.trackId&&i===r&&s)return;this.log(`Switching to subtitle-track ${e}`+(i?` "${i.name}" lang:${i.lang} group:${i.groupId}`:""));const{id:n,groupId:a="",name:o,type:l,url:d}=i;this.hls.trigger(Events.SUBTITLE_TRACK_SWITCH,{id:n,groupId:a,name:o,type:l,url:d});const c=this.switchParams(i.url,null==r?void 0:r.details);this.loadPlaylist(c)}}class BufferOperationQueue{constructor(e){this.buffers=void 0,this.queues={video:[],audio:[],audiovideo:[]},this.buffers=e}append(e,t,r){const i=this.queues[t];i.push(e),1!==i.length||r||this.executeNext(t)}insertAbort(e,t){this.queues[t].unshift(e),this.executeNext(t)}appendBlocker(e){let t;const r=new Promise((e=>{t=e})),i={execute:t,onStart:()=>{},onComplete:()=>{},onError:()=>{}};return this.append(i,e),r}executeNext(e){const t=this.queues[e];if(t.length){const i=t[0];try{i.execute()}catch(r){logger.warn(`[buffer-operation-queue]: Exception executing "${e}" SourceBuffer operation: ${r}`),i.onError(r);const t=this.buffers[e];null!=t&&t.updating||this.shiftAndExecuteNext(e)}}}shiftAndExecuteNext(e){this.queues[e].shift(),this.executeNext(e)}current(e){return this.queues[e][0]}}const VIDEO_CODEC_PROFILE_REPLACE=/(avc[1234]|hvc1|hev1|dvh[1e]|vp09|av01)(?:\.[^.,]+)+/;class BufferController{constructor(e){this.details=null,this._objectUrl=null,this.operationQueue=void 0,this.listeners=void 0,this.hls=void 0,this.bufferCodecEventsExpected=0,this._bufferCodecEventsTotal=0,this.media=null,this.mediaSource=null,this.lastMpegAudioChunk=null,this.appendSource=void 0,this.appendErrors={audio:0,video:0,audiovideo:0},this.tracks={},this.pendingTracks={},this.sourceBuffer=void 0,this.log=void 0,this.warn=void 0,this.error=void 0,this._onEndStreaming=e=>{this.hls&&this.hls.pauseBuffering()},this._onStartStreaming=e=>{this.hls&&this.hls.resumeBuffering()},this._onMediaSourceOpen=()=>{const{media:e,mediaSource:t}=this;this.log("Media source opened"),e&&(e.removeEventListener("emptied",this._onMediaEmptied),this.updateMediaElementDuration(),this.hls.trigger(Events.MEDIA_ATTACHED,{media:e,mediaSource:t})),t&&t.removeEventListener("sourceopen",this._onMediaSourceOpen),this.checkPendingTracks()},this._onMediaSourceClose=()=>{this.log("Media source closed")},this._onMediaSourceEnded=()=>{this.log("Media source ended")},this._onMediaEmptied=()=>{const{mediaSrc:e,_objectUrl:t}=this;e!==t&&logger.error(`Media element src was set while attaching MediaSource (${t} > ${e})`)},this.hls=e;const t="[buffer-controller]";this.appendSource=e.config.preferManagedMediaSource&&"undefined"!=typeof self&&self.ManagedMediaSource,this.log=logger.log.bind(logger,t),this.warn=logger.warn.bind(logger,t),this.error=logger.error.bind(logger,t),this._initSourceBuffer(),this.registerListeners()}hasSourceTypes(){return this.getSourceBufferTypes().length>0||Object.keys(this.pendingTracks).length>0}destroy(){this.unregisterListeners(),this.details=null,this.lastMpegAudioChunk=null,this.hls=null}registerListeners(){const{hls:e}=this;e.on(Events.MEDIA_ATTACHING,this.onMediaAttaching,this),e.on(Events.MEDIA_DETACHING,this.onMediaDetaching,this),e.on(Events.MANIFEST_LOADING,this.onManifestLoading,this),e.on(Events.MANIFEST_PARSED,this.onManifestParsed,this),e.on(Events.BUFFER_RESET,this.onBufferReset,this),e.on(Events.BUFFER_APPENDING,this.onBufferAppending,this),e.on(Events.BUFFER_CODECS,this.onBufferCodecs,this),e.on(Events.BUFFER_EOS,this.onBufferEos,this),e.on(Events.BUFFER_FLUSHING,this.onBufferFlushing,this),e.on(Events.LEVEL_UPDATED,this.onLevelUpdated,this),e.on(Events.FRAG_PARSED,this.onFragParsed,this),e.on(Events.FRAG_CHANGED,this.onFragChanged,this)}unregisterListeners(){const{hls:e}=this;e.off(Events.MEDIA_ATTACHING,this.onMediaAttaching,this),e.off(Events.MEDIA_DETACHING,this.onMediaDetaching,this),e.off(Events.MANIFEST_LOADING,this.onManifestLoading,this),e.off(Events.MANIFEST_PARSED,this.onManifestParsed,this),e.off(Events.BUFFER_RESET,this.onBufferReset,this),e.off(Events.BUFFER_APPENDING,this.onBufferAppending,this),e.off(Events.BUFFER_CODECS,this.onBufferCodecs,this),e.off(Events.BUFFER_EOS,this.onBufferEos,this),e.off(Events.BUFFER_FLUSHING,this.onBufferFlushing,this),e.off(Events.LEVEL_UPDATED,this.onLevelUpdated,this),e.off(Events.FRAG_PARSED,this.onFragParsed,this),e.off(Events.FRAG_CHANGED,this.onFragChanged,this)}_initSourceBuffer(){this.sourceBuffer={},this.operationQueue=new BufferOperationQueue(this.sourceBuffer),this.listeners={audio:[],video:[],audiovideo:[]},this.appendErrors={audio:0,video:0,audiovideo:0},this.lastMpegAudioChunk=null}onManifestLoading(){this.bufferCodecEventsExpected=this._bufferCodecEventsTotal=0,this.details=null}onManifestParsed(e,t){let r=2;(t.audio&&!t.video||!t.altAudio)&&(r=1),this.bufferCodecEventsExpected=this._bufferCodecEventsTotal=r,this.log(`${this.bufferCodecEventsExpected} bufferCodec event(s) expected`)}onMediaAttaching(e,t){const r=this.media=t.media,i=getMediaSource(this.appendSource);if(r&&i){var s;const e=this.mediaSource=new i;this.log(`created media source: ${null==(s=e.constructor)?void 0:s.name}`),e.addEventListener("sourceopen",this._onMediaSourceOpen),e.addEventListener("sourceended",this._onMediaSourceEnded),e.addEventListener("sourceclose",this._onMediaSourceClose),this.appendSource&&(e.addEventListener("startstreaming",this._onStartStreaming),e.addEventListener("endstreaming",this._onEndStreaming));const t=this._objectUrl=self.URL.createObjectURL(e);if(this.appendSource)try{r.removeAttribute("src");const i=self.ManagedMediaSource;r.disableRemotePlayback=r.disableRemotePlayback||i&&e instanceof i,removeSourceChildren(r),addSource(r,t),r.load()}catch(n){r.src=t}else r.src=t;r.addEventListener("emptied",this._onMediaEmptied)}}onMediaDetaching(){const{media:e,mediaSource:t,_objectUrl:r}=this;if(t){if(this.log("media source detaching"),"open"===t.readyState)try{t.endOfStream()}catch(err){this.warn(`onMediaDetaching: ${err.message} while calling endOfStream`)}this.onBufferReset(),t.removeEventListener("sourceopen",this._onMediaSourceOpen),t.removeEventListener("sourceended",this._onMediaSourceEnded),t.removeEventListener("sourceclose",this._onMediaSourceClose),this.appendSource&&(t.removeEventListener("startstreaming",this._onStartStreaming),t.removeEventListener("endstreaming",this._onEndStreaming)),e&&(e.removeEventListener("emptied",this._onMediaEmptied),r&&self.URL.revokeObjectURL(r),this.mediaSrc===r?(e.removeAttribute("src"),this.appendSource&&removeSourceChildren(e),e.load()):this.warn("media|source.src was changed by a third party - skip cleanup")),this.mediaSource=null,this.media=null,this._objectUrl=null,this.bufferCodecEventsExpected=this._bufferCodecEventsTotal,this.pendingTracks={},this.tracks={}}this.hls.trigger(Events.MEDIA_DETACHED,void 0)}onBufferReset(){this.getSourceBufferTypes().forEach((e=>{this.resetBuffer(e)})),this._initSourceBuffer()}resetBuffer(e){const t=this.sourceBuffer[e];try{var r;if(t)this.removeBufferListeners(e),this.sourceBuffer[e]=void 0,null!=(r=this.mediaSource)&&r.sourceBuffers.length&&this.mediaSource.removeSourceBuffer(t)}catch(err){this.warn(`onBufferReset ${e}`,err)}}onBufferCodecs(e,t){const r=this.getSourceBufferTypes().length,i=Object.keys(t);if(i.forEach((e=>{if(r){const r=this.tracks[e];if(r&&"function"==typeof r.buffer.changeType){var i;const{id:s,codec:n,levelCodec:a,container:o,metadata:l}=t[e],d=pickMostCompleteCodecName(r.codec,r.levelCodec),c=null==d?void 0:d.replace(VIDEO_CODEC_PROFILE_REPLACE,"$1");let h=pickMostCompleteCodecName(n,a);const u=null==(i=h)?void 0:i.replace(VIDEO_CODEC_PROFILE_REPLACE,"$1");if(h&&c!==u){"audio"===e.slice(0,5)&&(h=getCodecCompatibleName(h,this.appendSource));const t=`${o};codecs=${h}`;this.appendChangeType(e,t),this.log(`switching codec ${d} to ${h}`),this.tracks[e]={buffer:r.buffer,codec:n,container:o,levelCodec:a,metadata:l,id:s}}}}else this.pendingTracks[e]=t[e]})),r)return;const s=Math.max(this.bufferCodecEventsExpected-1,0);this.bufferCodecEventsExpected!==s&&(this.log(`${s} bufferCodec event(s) expected ${i.join(",")}`),this.bufferCodecEventsExpected=s),this.mediaSource&&"open"===this.mediaSource.readyState&&this.checkPendingTracks()}appendChangeType(e,t){const{operationQueue:r}=this,i={execute:()=>{const i=this.sourceBuffer[e];i&&(this.log(`changing ${e} sourceBuffer type to ${t}`),i.changeType(t)),r.shiftAndExecuteNext(e)},onStart:()=>{},onComplete:()=>{},onError:t=>{this.warn(`Failed to change ${e} SourceBuffer type`,t)}};r.append(i,e,!!this.pendingTracks[e])}onBufferAppending(e,t){const{hls:r,operationQueue:i,tracks:s}=this,{data:n,type:a,frag:o,part:l,chunkMeta:d}=t,c=d.buffering[a],h=self.performance.now();c.start=h;const u=o.stats.buffering,f=l?l.stats.buffering:null;0===u.start&&(u.start=h),f&&0===f.start&&(f.start=h);const g=s.audio;let m=!1;"audio"===a&&"audio/mpeg"===(null==g?void 0:g.container)&&(m=!this.lastMpegAudioChunk||1===d.id||this.lastMpegAudioChunk.sn!==d.sn,this.lastMpegAudioChunk=d);const p=o.start,y={execute:()=>{if(c.executeStart=self.performance.now(),m){const e=this.sourceBuffer[a];if(e){const t=p-e.timestampOffset;Math.abs(t)>=.1&&(this.log(`Updating audio SourceBuffer timestampOffset to ${p} (delta: ${t}) sn: ${o.sn})`),e.timestampOffset=p)}}this.appendExecutor(n,a)},onStart:()=>{},onComplete:()=>{const e=self.performance.now();c.executeEnd=c.end=e,0===u.first&&(u.first=e),f&&0===f.first&&(f.first=e);const{sourceBuffer:t}=this,r={};for(const i in t)r[i]=BufferHelper.getBuffered(t[i]);this.appendErrors[a]=0,"audio"===a||"video"===a?this.appendErrors.audiovideo=0:(this.appendErrors.audio=0,this.appendErrors.video=0),this.hls.trigger(Events.BUFFER_APPENDED,{type:a,frag:o,part:l,chunkMeta:d,parent:o.type,timeRanges:r})},onError:e=>{const t={type:ErrorTypes.MEDIA_ERROR,parent:o.type,details:ErrorDetails.BUFFER_APPEND_ERROR,sourceBufferName:a,frag:o,part:l,chunkMeta:d,error:e,err:e,fatal:!1};if(e.code===DOMException.QUOTA_EXCEEDED_ERR)t.details=ErrorDetails.BUFFER_FULL_ERROR;else{const e=++this.appendErrors[a];t.details=ErrorDetails.BUFFER_APPEND_ERROR,this.warn(`Failed ${e}/${r.config.appendErrorMaxRetry} times to append segment in "${a}" sourceBuffer`),e>=r.config.appendErrorMaxRetry&&(t.fatal=!0)}r.trigger(Events.ERROR,t)}};i.append(y,a,!!this.pendingTracks[a])}onBufferFlushing(e,t){const{operationQueue:r}=this,i=e=>({execute:this.removeExecutor.bind(this,e,t.startOffset,t.endOffset),onStart:()=>{},onComplete:()=>{this.hls.trigger(Events.BUFFER_FLUSHED,{type:e})},onError:t=>{this.warn(`Failed to remove from ${e} SourceBuffer`,t)}});t.type?r.append(i(t.type),t.type):this.getSourceBufferTypes().forEach((e=>{r.append(i(e),e)}))}onFragParsed(e,t){const{frag:r,part:i}=t,s=[],n=i?i.elementaryStreams:r.elementaryStreams;n[ElementaryStreamTypes.AUDIOVIDEO]?s.push("audiovideo"):(n[ElementaryStreamTypes.AUDIO]&&s.push("audio"),n[ElementaryStreamTypes.VIDEO]&&s.push("video"));0===s.length&&this.warn(`Fragments must have at least one ElementaryStreamType set. type: ${r.type} level: ${r.level} sn: ${r.sn}`),this.blockBuffers((()=>{const e=self.performance.now();r.stats.buffering.end=e,i&&(i.stats.buffering.end=e);const t=i?i.stats:r.stats;this.hls.trigger(Events.FRAG_BUFFERED,{frag:r,part:i,stats:t,id:r.type})}),s)}onFragChanged(e,t){this.trimBuffers()}onBufferEos(e,t){this.getSourceBufferTypes().reduce(((e,r)=>{const i=this.sourceBuffer[r];return!i||t.type&&t.type!==r||(i.ending=!0,i.ended||(i.ended=!0,this.log(`${r} sourceBuffer now EOS`))),e&&!(i&&!i.ended)}),!0)&&(this.log("Queueing mediaSource.endOfStream()"),this.blockBuffers((()=>{this.getSourceBufferTypes().forEach((e=>{const t=this.sourceBuffer[e];t&&(t.ending=!1)}));const{mediaSource:e}=this;e&&"open"===e.readyState?(this.log("Calling mediaSource.endOfStream()"),e.endOfStream()):e&&this.log(`Could not call mediaSource.endOfStream(). mediaSource.readyState: ${e.readyState}`)})))}onLevelUpdated(e,{details:t}){t.fragments.length&&(this.details=t,this.getSourceBufferTypes().length?this.blockBuffers(this.updateMediaElementDuration.bind(this)):this.updateMediaElementDuration())}trimBuffers(){const{hls:e,details:t,media:r}=this;if(!r||null===t)return;if(!this.getSourceBufferTypes().length)return;const i=e.config,s=r.currentTime,n=t.levelTargetDuration,a=t.live&&null!==i.liveBackBufferLength?i.liveBackBufferLength:i.backBufferLength;if(isFiniteNumber(a)&&a>0){const e=Math.max(a,n),t=Math.floor(s/n)*n-e;this.flushBackBuffer(s,n,t)}if(isFiniteNumber(i.frontBufferFlushThreshold)&&i.frontBufferFlushThreshold>0){const e=Math.max(i.maxBufferLength,i.frontBufferFlushThreshold),t=Math.max(e,n),r=Math.floor(s/n)*n+t;this.flushFrontBuffer(s,n,r)}}flushBackBuffer(e,t,r){const{details:i,sourceBuffer:s}=this;this.getSourceBufferTypes().forEach((n=>{const a=s[n];if(a){const s=BufferHelper.getBuffered(a);if(s.length>0&&r>s.start(0)){if(this.hls.trigger(Events.BACK_BUFFER_REACHED,{bufferEnd:r}),null!=i&&i.live)this.hls.trigger(Events.LIVE_BACK_BUFFER_REACHED,{bufferEnd:r});else if(a.ended&&s.end(s.length-1)-e<2*t)return void this.log(`Cannot flush ${n} back buffer while SourceBuffer is in ended state`);this.hls.trigger(Events.BUFFER_FLUSHING,{startOffset:0,endOffset:r,type:n})}}}))}flushFrontBuffer(e,t,r){const{sourceBuffer:i}=this;this.getSourceBufferTypes().forEach((s=>{const n=i[s];if(n){const i=BufferHelper.getBuffered(n),a=i.length;if(a<2)return;const o=i.start(a-1),l=i.end(a-1);if(r>o||e>=o&&e<=l)return;if(n.ended&&e-l<2*t)return void this.log(`Cannot flush ${s} front buffer while SourceBuffer is in ended state`);this.hls.trigger(Events.BUFFER_FLUSHING,{startOffset:o,endOffset:1/0,type:s})}}))}updateMediaElementDuration(){if(!this.details||!this.media||!this.mediaSource||"open"!==this.mediaSource.readyState)return;const{details:e,hls:t,media:r,mediaSource:i}=this,s=e.fragments[0].start+e.totalduration,n=r.duration,a=isFiniteNumber(i.duration)?i.duration:0;e.live&&t.config.liveDurationInfinity?(i.duration=1/0,this.updateSeekableRange(e)):(s>a&&s>n||!isFiniteNumber(n))&&(this.log(`Updating Media Source duration to ${s.toFixed(3)}`),i.duration=s)}updateSeekableRange(e){const t=this.mediaSource,r=e.fragments;if(r.length&&e.live&&null!=t&&t.setLiveSeekableRange){const i=Math.max(0,r[0].start),s=Math.max(i,i+e.totalduration);this.log(`Media Source duration is set to ${t.duration}. Setting seekable range to ${i}-${s}.`),t.setLiveSeekableRange(i,s)}}checkPendingTracks(){const{bufferCodecEventsExpected:e,operationQueue:t,pendingTracks:r}=this,i=Object.keys(r).length;if(i&&(!e||2===i||"audiovideo"in r)){this.createSourceBuffers(r),this.pendingTracks={};const e=this.getSourceBufferTypes();if(e.length)this.hls.trigger(Events.BUFFER_CREATED,{tracks:this.tracks}),e.forEach((e=>{t.executeNext(e)}));else{const e=new Error("could not create source buffer for media codec(s)");this.hls.trigger(Events.ERROR,{type:ErrorTypes.MEDIA_ERROR,details:ErrorDetails.BUFFER_INCOMPATIBLE_CODECS_ERROR,fatal:!0,error:e,reason:e.message})}}}createSourceBuffers(e){const{sourceBuffer:t,mediaSource:r}=this;if(!r)throw Error("createSourceBuffers called when mediaSource was null");for(const i in e)if(!t[i]){const s=e[i];if(!s)throw Error(`source buffer exists for track ${i}, however track does not`);let n=s.levelCodec||s.codec;n&&"audio"===i.slice(0,5)&&(n=getCodecCompatibleName(n,this.appendSource));const a=`${s.container};codecs=${n}`;this.log(`creating sourceBuffer(${a})`);try{const e=t[i]=r.addSourceBuffer(a),o=i;this.addBufferListener(o,"updatestart",this._onSBUpdateStart),this.addBufferListener(o,"updateend",this._onSBUpdateEnd),this.addBufferListener(o,"error",this._onSBUpdateError),this.appendSource&&this.addBufferListener(o,"bufferedchange",((e,t)=>{const r=t.removedRanges;null!=r&&r.length&&this.hls.trigger(Events.BUFFER_FLUSHED,{type:i})})),this.tracks[i]={buffer:e,codec:n,container:s.container,levelCodec:s.levelCodec,metadata:s.metadata,id:s.id}}catch(err){this.error(`error while trying to add sourceBuffer: ${err.message}`),this.hls.trigger(Events.ERROR,{type:ErrorTypes.MEDIA_ERROR,details:ErrorDetails.BUFFER_ADD_CODEC_ERROR,fatal:!1,error:err,sourceBufferName:i,mimeType:a})}}}get mediaSrc(){var e;const t=(null==(e=this.media)?void 0:e.firstChild)||this.media;return null==t?void 0:t.src}_onSBUpdateStart(e){const{operationQueue:t}=this;t.current(e).onStart()}_onSBUpdateEnd(e){var t;if("closed"===(null==(t=this.mediaSource)?void 0:t.readyState))return void this.resetBuffer(e);const{operationQueue:r}=this;r.current(e).onComplete(),r.shiftAndExecuteNext(e)}_onSBUpdateError(e,t){var r;const i=new Error(`${e} SourceBuffer error. MediaSource readyState: ${null==(r=this.mediaSource)?void 0:r.readyState}`);this.error(`${i}`,t),this.hls.trigger(Events.ERROR,{type:ErrorTypes.MEDIA_ERROR,details:ErrorDetails.BUFFER_APPENDING_ERROR,sourceBufferName:e,error:i,fatal:!1});const s=this.operationQueue.current(e);s&&s.onError(i)}removeExecutor(e,t,r){const{media:i,mediaSource:s,operationQueue:n,sourceBuffer:a}=this,o=a[e];if(!i||!s||!o)return this.warn(`Attempting to remove from the ${e} SourceBuffer, but it does not exist`),void n.shiftAndExecuteNext(e);const l=isFiniteNumber(i.duration)?i.duration:1/0,d=isFiniteNumber(s.duration)?s.duration:1/0,c=Math.max(0,t),h=Math.min(r,l,d);h>c&&(!o.ending||o.ended)?(o.ended=!1,this.log(`Removing [${c},${h}] from the ${e} SourceBuffer`),o.remove(c,h)):n.shiftAndExecuteNext(e)}appendExecutor(e,t){const r=this.sourceBuffer[t];if(r)r.ended=!1,r.appendBuffer(e);else if(!this.pendingTracks[t])throw new Error(`Attempting to append to the ${t} SourceBuffer, but it does not exist`)}blockBuffers(e,t=this.getSourceBufferTypes()){if(!t.length)return this.log("Blocking operation requested, but no SourceBuffers exist"),void Promise.resolve().then(e);const{operationQueue:r}=this,i=t.map((e=>r.appendBlocker(e)));Promise.all(i).then((()=>{e(),t.forEach((e=>{const t=this.sourceBuffer[e];null!=t&&t.updating||r.shiftAndExecuteNext(e)}))}))}getSourceBufferTypes(){return Object.keys(this.sourceBuffer)}addBufferListener(e,t,r){const i=this.sourceBuffer[e];if(!i)return;const s=r.bind(this,e);this.listeners[e].push({event:t,listener:s}),i.addEventListener(t,s)}removeBufferListeners(e){const t=this.sourceBuffer[e];t&&this.listeners[e].forEach((e=>{t.removeEventListener(e.event,e.listener)}))}}function removeSourceChildren(e){const t=e.querySelectorAll("source");[].slice.call(t).forEach((t=>{e.removeChild(t)}))}function addSource(e,t){const r=self.document.createElement("source");r.type="video/mp4",r.src=t,e.appendChild(r)}const specialCea608CharsCodes={42:225,92:233,94:237,95:243,96:250,123:231,124:247,125:209,126:241,127:9608,128:174,129:176,130:189,131:191,132:8482,133:162,134:163,135:9834,136:224,137:32,138:232,139:226,140:234,141:238,142:244,143:251,144:193,145:201,146:211,147:218,148:220,149:252,150:8216,151:161,152:42,153:8217,154:9473,155:169,156:8480,157:8226,158:8220,159:8221,160:192,161:194,162:199,163:200,164:202,165:203,166:235,167:206,168:207,169:239,170:212,171:217,172:249,173:219,174:171,175:187,176:195,177:227,178:205,179:204,180:236,181:210,182:242,183:213,184:245,185:123,186:125,187:92,188:94,189:95,190:124,191:8764,192:196,193:228,194:214,195:246,196:223,197:165,198:164,199:9475,200:197,201:229,202:216,203:248,204:9487,205:9491,206:9495,207:9499},getCharForByte=function(e){let t=e;return specialCea608CharsCodes.hasOwnProperty(e)&&(t=specialCea608CharsCodes[e]),String.fromCharCode(t)},NR_ROWS=15,NR_COLS=100,rowsLowCh1={17:1,18:3,21:5,22:7,23:9,16:11,19:12,20:14},rowsHighCh1={17:2,18:4,21:6,22:8,23:10,19:13,20:15},rowsLowCh2={25:1,26:3,29:5,30:7,31:9,24:11,27:12,28:14},rowsHighCh2={25:2,26:4,29:6,30:8,31:10,27:13,28:15},backgroundColors=["white","green","blue","cyan","red","yellow","magenta","black","transparent"];class CaptionsLogger{constructor(){this.time=null,this.verboseLevel=0}log(e,t){if(this.verboseLevel>=e){const r="function"==typeof t?t():t;logger.log(`${this.time} [${e}] ${r}`)}}}const numArrayToHexArray=function(e){const t=[];for(let r=0;r<e.length;r++)t.push(e[r].toString(16));return t};class PenState{constructor(){this.foreground="white",this.underline=!1,this.italics=!1,this.background="black",this.flash=!1}reset(){this.foreground="white",this.underline=!1,this.italics=!1,this.background="black",this.flash=!1}setStyles(e){const t=["foreground","underline","italics","background","flash"];for(let r=0;r<t.length;r++){const i=t[r];e.hasOwnProperty(i)&&(this[i]=e[i])}}isDefault(){return"white"===this.foreground&&!this.underline&&!this.italics&&"black"===this.background&&!this.flash}equals(e){return this.foreground===e.foreground&&this.underline===e.underline&&this.italics===e.italics&&this.background===e.background&&this.flash===e.flash}copy(e){this.foreground=e.foreground,this.underline=e.underline,this.italics=e.italics,this.background=e.background,this.flash=e.flash}toString(){return"color="+this.foreground+", underline="+this.underline+", italics="+this.italics+", background="+this.background+", flash="+this.flash}}class StyledUnicodeChar{constructor(){this.uchar=" ",this.penState=new PenState}reset(){this.uchar=" ",this.penState.reset()}setChar(e,t){this.uchar=e,this.penState.copy(t)}setPenState(e){this.penState.copy(e)}equals(e){return this.uchar===e.uchar&&this.penState.equals(e.penState)}copy(e){this.uchar=e.uchar,this.penState.copy(e.penState)}isEmpty(){return" "===this.uchar&&this.penState.isDefault()}}class Row{constructor(e){this.chars=[],this.pos=0,this.currPenState=new PenState,this.cueStartTime=null,this.logger=void 0;for(let t=0;t<NR_COLS;t++)this.chars.push(new StyledUnicodeChar);this.logger=e}equals(e){for(let t=0;t<NR_COLS;t++)if(!this.chars[t].equals(e.chars[t]))return!1;return!0}copy(e){for(let t=0;t<NR_COLS;t++)this.chars[t].copy(e.chars[t])}isEmpty(){let e=!0;for(let t=0;t<NR_COLS;t++)if(!this.chars[t].isEmpty()){e=!1;break}return e}setCursor(e){this.pos!==e&&(this.pos=e),this.pos<0?(this.logger.log(3,"Negative cursor position "+this.pos),this.pos=0):this.pos>NR_COLS&&(this.logger.log(3,"Too large cursor position "+this.pos),this.pos=NR_COLS)}moveCursor(e){const t=this.pos+e;if(e>1)for(let r=this.pos+1;r<t+1;r++)this.chars[r].setPenState(this.currPenState);this.setCursor(t)}backSpace(){this.moveCursor(-1),this.chars[this.pos].setChar(" ",this.currPenState)}insertChar(e){e>=144&&this.backSpace();const t=getCharForByte(e);this.pos>=NR_COLS?this.logger.log(0,(()=>"Cannot insert "+e.toString(16)+" ("+t+") at position "+this.pos+". Skipping it!")):(this.chars[this.pos].setChar(t,this.currPenState),this.moveCursor(1))}clearFromPos(e){let t;for(t=e;t<NR_COLS;t++)this.chars[t].reset()}clear(){this.clearFromPos(0),this.pos=0,this.currPenState.reset()}clearToEndOfRow(){this.clearFromPos(this.pos)}getTextString(){const e=[];let t=!0;for(let r=0;r<NR_COLS;r++){const i=this.chars[r].uchar;" "!==i&&(t=!1),e.push(i)}return t?"":e.join("")}setPenStyles(e){this.currPenState.setStyles(e);this.chars[this.pos].setPenState(this.currPenState)}}class CaptionScreen{constructor(e){this.rows=[],this.currRow=NR_ROWS-1,this.nrRollUpRows=null,this.lastOutputScreen=null,this.logger=void 0;for(let t=0;t<NR_ROWS;t++)this.rows.push(new Row(e));this.logger=e}reset(){for(let e=0;e<NR_ROWS;e++)this.rows[e].clear();this.currRow=NR_ROWS-1}equals(e){let t=!0;for(let r=0;r<NR_ROWS;r++)if(!this.rows[r].equals(e.rows[r])){t=!1;break}return t}copy(e){for(let t=0;t<NR_ROWS;t++)this.rows[t].copy(e.rows[t])}isEmpty(){let e=!0;for(let t=0;t<NR_ROWS;t++)if(!this.rows[t].isEmpty()){e=!1;break}return e}backSpace(){this.rows[this.currRow].backSpace()}clearToEndOfRow(){this.rows[this.currRow].clearToEndOfRow()}insertChar(e){this.rows[this.currRow].insertChar(e)}setPen(e){this.rows[this.currRow].setPenStyles(e)}moveCursor(e){this.rows[this.currRow].moveCursor(e)}setCursor(e){this.logger.log(2,"setCursor: "+e);this.rows[this.currRow].setCursor(e)}setPAC(e){this.logger.log(2,(()=>"pacData = "+JSON.stringify(e)));let t=e.row-1;if(this.nrRollUpRows&&t<this.nrRollUpRows-1&&(t=this.nrRollUpRows-1),this.nrRollUpRows&&this.currRow!==t){for(let t=0;t<NR_ROWS;t++)this.rows[t].clear();const e=this.currRow+1-this.nrRollUpRows,r=this.lastOutputScreen;if(r){const i=r.rows[e].cueStartTime,s=this.logger.time;if(null!==i&&null!==s&&i<s)for(let n=0;n<this.nrRollUpRows;n++)this.rows[t-this.nrRollUpRows+n+1].copy(r.rows[e+n])}}this.currRow=t;const r=this.rows[this.currRow];if(null!==e.indent){const t=e.indent,i=Math.max(t-1,0);r.setCursor(e.indent),e.color=r.chars[i].penState.foreground}const i={foreground:e.color,underline:e.underline,italics:e.italics,background:"black",flash:!1};this.setPen(i)}setBkgData(e){this.logger.log(2,(()=>"bkgData = "+JSON.stringify(e))),this.backSpace(),this.setPen(e),this.insertChar(32)}setRollUpRows(e){this.nrRollUpRows=e}rollUp(){if(null===this.nrRollUpRows)return void this.logger.log(3,"roll_up but nrRollUpRows not set yet");this.logger.log(1,(()=>this.getDisplayText()));const e=this.currRow+1-this.nrRollUpRows,t=this.rows.splice(e,1)[0];t.clear(),this.rows.splice(this.currRow,0,t),this.logger.log(2,"Rolling up")}getDisplayText(e){e=e||!1;const t=[];let r="",i=-1;for(let s=0;s<NR_ROWS;s++){const r=this.rows[s].getTextString();r&&(i=s+1,e?t.push("Row "+i+": '"+r+"'"):t.push(r.trim()))}return t.length>0&&(r=e?"["+t.join(" | ")+"]":t.join("\n")),r}getTextAndFormat(){return this.rows}}class Cea608Channel{constructor(e,t,r){this.chNr=void 0,this.outputFilter=void 0,this.mode=void 0,this.verbose=void 0,this.displayedMemory=void 0,this.nonDisplayedMemory=void 0,this.lastOutputScreen=void 0,this.currRollUpRow=void 0,this.writeScreen=void 0,this.cueStartTime=void 0,this.logger=void 0,this.chNr=e,this.outputFilter=t,this.mode=null,this.verbose=0,this.displayedMemory=new CaptionScreen(r),this.nonDisplayedMemory=new CaptionScreen(r),this.lastOutputScreen=new CaptionScreen(r),this.currRollUpRow=this.displayedMemory.rows[NR_ROWS-1],this.writeScreen=this.displayedMemory,this.mode=null,this.cueStartTime=null,this.logger=r}reset(){this.mode=null,this.displayedMemory.reset(),this.nonDisplayedMemory.reset(),this.lastOutputScreen.reset(),this.outputFilter.reset(),this.currRollUpRow=this.displayedMemory.rows[NR_ROWS-1],this.writeScreen=this.displayedMemory,this.mode=null,this.cueStartTime=null}getHandler(){return this.outputFilter}setHandler(e){this.outputFilter=e}setPAC(e){this.writeScreen.setPAC(e)}setBkgData(e){this.writeScreen.setBkgData(e)}setMode(e){e!==this.mode&&(this.mode=e,this.logger.log(2,(()=>"MODE="+e)),"MODE_POP-ON"===this.mode?this.writeScreen=this.nonDisplayedMemory:(this.writeScreen=this.displayedMemory,this.writeScreen.reset()),"MODE_ROLL-UP"!==this.mode&&(this.displayedMemory.nrRollUpRows=null,this.nonDisplayedMemory.nrRollUpRows=null),this.mode=e)}insertChars(e){for(let r=0;r<e.length;r++)this.writeScreen.insertChar(e[r]);const t=this.writeScreen===this.displayedMemory?"DISP":"NON_DISP";this.logger.log(2,(()=>t+": "+this.writeScreen.getDisplayText(!0))),"MODE_PAINT-ON"!==this.mode&&"MODE_ROLL-UP"!==this.mode||(this.logger.log(1,(()=>"DISPLAYED: "+this.displayedMemory.getDisplayText(!0))),this.outputDataUpdate())}ccRCL(){this.logger.log(2,"RCL - Resume Caption Loading"),this.setMode("MODE_POP-ON")}ccBS(){this.logger.log(2,"BS - BackSpace"),"MODE_TEXT"!==this.mode&&(this.writeScreen.backSpace(),this.writeScreen===this.displayedMemory&&this.outputDataUpdate())}ccAOF(){}ccAON(){}ccDER(){this.logger.log(2,"DER- Delete to End of Row"),this.writeScreen.clearToEndOfRow(),this.outputDataUpdate()}ccRU(e){this.logger.log(2,"RU("+e+") - Roll Up"),this.writeScreen=this.displayedMemory,this.setMode("MODE_ROLL-UP"),this.writeScreen.setRollUpRows(e)}ccFON(){this.logger.log(2,"FON - Flash On"),this.writeScreen.setPen({flash:!0})}ccRDC(){this.logger.log(2,"RDC - Resume Direct Captioning"),this.setMode("MODE_PAINT-ON")}ccTR(){this.logger.log(2,"TR"),this.setMode("MODE_TEXT")}ccRTD(){this.logger.log(2,"RTD"),this.setMode("MODE_TEXT")}ccEDM(){this.logger.log(2,"EDM - Erase Displayed Memory"),this.displayedMemory.reset(),this.outputDataUpdate(!0)}ccCR(){this.logger.log(2,"CR - Carriage Return"),this.writeScreen.rollUp(),this.outputDataUpdate(!0)}ccENM(){this.logger.log(2,"ENM - Erase Non-displayed Memory"),this.nonDisplayedMemory.reset()}ccEOC(){if(this.logger.log(2,"EOC - End Of Caption"),"MODE_POP-ON"===this.mode){const e=this.displayedMemory;this.displayedMemory=this.nonDisplayedMemory,this.nonDisplayedMemory=e,this.writeScreen=this.nonDisplayedMemory,this.logger.log(1,(()=>"DISP: "+this.displayedMemory.getDisplayText()))}this.outputDataUpdate(!0)}ccTO(e){this.logger.log(2,"TO("+e+") - Tab Offset"),this.writeScreen.moveCursor(e)}ccMIDROW(e){const t={flash:!1};if(t.underline=e%2==1,t.italics=e>=46,t.italics)t.foreground="white";else{const r=Math.floor(e/2)-16,i=["white","green","blue","cyan","red","yellow","magenta"];t.foreground=i[r]}this.logger.log(2,"MIDROW: "+JSON.stringify(t)),this.writeScreen.setPen(t)}outputDataUpdate(e=!1){const t=this.logger.time;null!==t&&this.outputFilter&&(null!==this.cueStartTime||this.displayedMemory.isEmpty()?this.displayedMemory.equals(this.lastOutputScreen)||(this.outputFilter.newCue(this.cueStartTime,t,this.lastOutputScreen),e&&this.outputFilter.dispatchCue&&this.outputFilter.dispatchCue(),this.cueStartTime=this.displayedMemory.isEmpty()?null:t):this.cueStartTime=t,this.lastOutputScreen.copy(this.displayedMemory))}cueSplitAtTime(e){this.outputFilter&&(this.displayedMemory.isEmpty()||(this.outputFilter.newCue&&this.outputFilter.newCue(this.cueStartTime,e,this.displayedMemory),this.cueStartTime=e))}}class Cea608Parser{constructor(e,t,r){this.channels=void 0,this.currentChannel=0,this.cmdHistory=createCmdHistory(),this.logger=void 0;const i=this.logger=new CaptionsLogger;this.channels=[null,new Cea608Channel(e,t,i),new Cea608Channel(e+1,r,i)]}getHandler(e){return this.channels[e].getHandler()}setHandler(e,t){this.channels[e].setHandler(t)}addData(e,t){let r,i,s,n=!1;this.logger.time=e;for(let a=0;a<t.length;a+=2)if(i=127&t[a],s=127&t[a+1],0!==i||0!==s){if(this.logger.log(3,"["+numArrayToHexArray([t[a],t[a+1]])+"] -> ("+numArrayToHexArray([i,s])+")"),r=this.parseCmd(i,s),r||(r=this.parseMidrow(i,s)),r||(r=this.parsePAC(i,s)),r||(r=this.parseBackgroundAttributes(i,s)),!r&&(n=this.parseChars(i,s),n)){const e=this.currentChannel;if(e&&e>0){this.channels[e].insertChars(n)}else this.logger.log(2,"No channel found yet. TEXT-MODE?")}r||n||this.logger.log(2,"Couldn't parse cleaned data "+numArrayToHexArray([i,s])+" orig: "+numArrayToHexArray([t[a],t[a+1]]))}}parseCmd(e,t){const{cmdHistory:r}=this;if(!((20===e||28===e||21===e||29===e)&&t>=32&&t<=47)&&!((23===e||31===e)&&t>=33&&t<=35))return!1;if(hasCmdRepeated(e,t,r))return setLastCmd(null,null,r),this.logger.log(3,"Repeated command ("+numArrayToHexArray([e,t])+") is dropped"),!0;const i=20===e||21===e||23===e?1:2,s=this.channels[i];return 20===e||21===e||28===e||29===e?32===t?s.ccRCL():33===t?s.ccBS():34===t?s.ccAOF():35===t?s.ccAON():36===t?s.ccDER():37===t?s.ccRU(2):38===t?s.ccRU(3):39===t?s.ccRU(4):40===t?s.ccFON():41===t?s.ccRDC():42===t?s.ccTR():43===t?s.ccRTD():44===t?s.ccEDM():45===t?s.ccCR():46===t?s.ccENM():47===t&&s.ccEOC():s.ccTO(t-32),setLastCmd(e,t,r),this.currentChannel=i,!0}parseMidrow(e,t){let r=0;if((17===e||25===e)&&t>=32&&t<=47){if(r=17===e?1:2,r!==this.currentChannel)return this.logger.log(0,"Mismatch channel in midrow parsing"),!1;const i=this.channels[r];return!!i&&(i.ccMIDROW(t),this.logger.log(3,"MIDROW ("+numArrayToHexArray([e,t])+")"),!0)}return!1}parsePAC(e,t){let r;const i=this.cmdHistory;if(!((e>=17&&e<=23||e>=25&&e<=31)&&t>=64&&t<=127)&&!((16===e||24===e)&&t>=64&&t<=95))return!1;if(hasCmdRepeated(e,t,i))return setLastCmd(null,null,i),!0;const s=e<=23?1:2;r=t>=64&&t<=95?1===s?rowsLowCh1[e]:rowsLowCh2[e]:1===s?rowsHighCh1[e]:rowsHighCh2[e];const n=this.channels[s];return!!n&&(n.setPAC(this.interpretPAC(r,t)),setLastCmd(e,t,i),this.currentChannel=s,!0)}interpretPAC(e,t){let r;const i={color:null,italics:!1,indent:null,underline:!1,row:e};return r=t>95?t-96:t-64,i.underline=1==(1&r),r<=13?i.color=["white","green","blue","cyan","red","yellow","magenta","white"][Math.floor(r/2)]:r<=15?(i.italics=!0,i.color="white"):i.indent=4*Math.floor((r-16)/2),i}parseChars(e,t){let r,i=null,s=null;if(e>=25?(r=2,s=e-8):(r=1,s=e),s>=17&&s<=19){let e;e=17===s?t+80:18===s?t+112:t+144,this.logger.log(2,"Special char '"+getCharForByte(e)+"' in channel "+r),i=[e]}else e>=32&&e<=127&&(i=0===t?[e]:[e,t]);if(i){const r=numArrayToHexArray(i);this.logger.log(3,"Char codes = "+r.join(",")),setLastCmd(e,t,this.cmdHistory)}return i}parseBackgroundAttributes(e,t){if(!((16===e||24===e)&&t>=32&&t<=47)&&!((23===e||31===e)&&t>=45&&t<=47))return!1;let r;const i={};16===e||24===e?(r=Math.floor((t-32)/2),i.background=backgroundColors[r],t%2==1&&(i.background=i.background+"_semi")):45===t?i.background="transparent":(i.foreground="black",47===t&&(i.underline=!0));const s=e<=23?1:2;return this.channels[s].setBkgData(i),setLastCmd(e,t,this.cmdHistory),!0}reset(){for(let e=0;e<Object.keys(this.channels).length;e++){const t=this.channels[e];t&&t.reset()}this.cmdHistory=createCmdHistory()}cueSplitAtTime(e){for(let t=0;t<this.channels.length;t++){const r=this.channels[t];r&&r.cueSplitAtTime(e)}}}function setLastCmd(e,t,r){r.a=e,r.b=t}function hasCmdRepeated(e,t,r){return r.a===e&&r.b===t}function createCmdHistory(){return{a:null,b:null}}class OutputFilter{constructor(e,t){this.timelineController=void 0,this.cueRanges=[],this.trackName=void 0,this.startTime=null,this.endTime=null,this.screen=null,this.timelineController=e,this.trackName=t}dispatchCue(){null!==this.startTime&&(this.timelineController.addCues(this.trackName,this.startTime,this.endTime,this.screen,this.cueRanges),this.startTime=null)}newCue(e,t,r){(null===this.startTime||this.startTime>e)&&(this.startTime=e),this.endTime=t,this.screen=r,this.timelineController.createCaptionsTrack(this.trackName)}reset(){this.cueRanges=[],this.startTime=null}}var VTTCue=function(){if(null!=optionalSelf&&optionalSelf.VTTCue)return self.VTTCue;const e=["","lr","rl"],t=["start","middle","end","left","right"];function r(e,t){if("string"!=typeof t)return!1;if(!Array.isArray(e))return!1;const r=t.toLowerCase();return!!~e.indexOf(r)&&r}function i(e){return r(t,e)}function s(e,...t){let r=1;for(;r<arguments.length;r++){const t=arguments[r];for(const r in t)e[r]=t[r]}return e}function n(t,n,a){const o=this,l={enumerable:!0};o.hasBeenReset=!1;let d="",c=!1,h=t,u=n,f=a,g=null,m="",p=!0,y="auto",E="start",v=50,T="middle",S=50,L="middle";Object.defineProperty(o,"id",s({},l,{get:function(){return d},set:function(e){d=""+e}})),Object.defineProperty(o,"pauseOnExit",s({},l,{get:function(){return c},set:function(e){c=!!e}})),Object.defineProperty(o,"startTime",s({},l,{get:function(){return h},set:function(e){if("number"!=typeof e)throw new TypeError("Start time must be set to a number.");h=e,this.hasBeenReset=!0}})),Object.defineProperty(o,"endTime",s({},l,{get:function(){return u},set:function(e){if("number"!=typeof e)throw new TypeError("End time must be set to a number.");u=e,this.hasBeenReset=!0}})),Object.defineProperty(o,"text",s({},l,{get:function(){return f},set:function(e){f=""+e,this.hasBeenReset=!0}})),Object.defineProperty(o,"region",s({},l,{get:function(){return g},set:function(e){g=e,this.hasBeenReset=!0}})),Object.defineProperty(o,"vertical",s({},l,{get:function(){return m},set:function(t){const i=function(t){return r(e,t)}(t);if(!1===i)throw new SyntaxError("An invalid or illegal string was specified.");m=i,this.hasBeenReset=!0}})),Object.defineProperty(o,"snapToLines",s({},l,{get:function(){return p},set:function(e){p=!!e,this.hasBeenReset=!0}})),Object.defineProperty(o,"line",s({},l,{get:function(){return y},set:function(e){if("number"!=typeof e&&"auto"!==e)throw new SyntaxError("An invalid number or illegal string was specified.");y=e,this.hasBeenReset=!0}})),Object.defineProperty(o,"lineAlign",s({},l,{get:function(){return E},set:function(e){const t=i(e);if(!t)throw new SyntaxError("An invalid or illegal string was specified.");E=t,this.hasBeenReset=!0}})),Object.defineProperty(o,"position",s({},l,{get:function(){return v},set:function(e){if(e<0||e>100)throw new Error("Position must be between 0 and 100.");v=e,this.hasBeenReset=!0}})),Object.defineProperty(o,"positionAlign",s({},l,{get:function(){return T},set:function(e){const t=i(e);if(!t)throw new SyntaxError("An invalid or illegal string was specified.");T=t,this.hasBeenReset=!0}})),Object.defineProperty(o,"size",s({},l,{get:function(){return S},set:function(e){if(e<0||e>100)throw new Error("Size must be between 0 and 100.");S=e,this.hasBeenReset=!0}})),Object.defineProperty(o,"align",s({},l,{get:function(){return L},set:function(e){const t=i(e);if(!t)throw new SyntaxError("An invalid or illegal string was specified.");L=t,this.hasBeenReset=!0}})),o.displayState=void 0}return n.prototype.getCueAsHTML=function(){return self.WebVTT.convertCueToDOMTree(self,this.text)},n}();class StringDecoder{decode(e,t){if(!e)return"";if("string"!=typeof e)throw new Error("Error - expected string data.");return decodeURIComponent(encodeURIComponent(e))}}function parseTimeStamp(e){function t(e,t,r,i){return 3600*(0|e)+60*(0|t)+(0|r)+parseFloat(i||0)}const r=e.match(/^(?:(\d+):)?(\d{2}):(\d{2})(\.\d+)?/);return r?parseFloat(r[2])>59?t(r[2],r[3],0,r[4]):t(r[1],r[2],r[3],r[4]):null}class Settings{constructor(){this.values=Object.create(null)}set(e,t){this.get(e)||""===t||(this.values[e]=t)}get(e,t,r){return r?this.has(e)?this.values[e]:t[r]:this.has(e)?this.values[e]:t}has(e){return e in this.values}alt(e,t,r){for(let i=0;i<r.length;++i)if(t===r[i]){this.set(e,t);break}}integer(e,t){/^-?\d+$/.test(t)&&this.set(e,parseInt(t,10))}percent(e,t){if(/^([\d]{1,3})(\.[\d]*)?%$/.test(t)){const r=parseFloat(t);if(r>=0&&r<=100)return this.set(e,r),!0}return!1}}function parseOptions(e,t,r,i){const s=i?e.split(i):[e];for(const n in s){if("string"!=typeof s[n])continue;const e=s[n].split(r);if(2!==e.length)continue;t(e[0],e[1])}}const defaults=new VTTCue(0,0,""),center="middle"===defaults.align?"middle":"center";function parseCue(e,t,r){const i=e;function s(){const t=parseTimeStamp(e);if(null===t)throw new Error("Malformed timestamp: "+i);return e=e.replace(/^[^\sa-zA-Z-]+/,""),t}function n(){e=e.replace(/^\s+/,"")}if(n(),t.startTime=s(),n(),"--\x3e"!==e.slice(0,3))throw new Error("Malformed time stamp (time stamps must be separated by '--\x3e'): "+i);e=e.slice(3),n(),t.endTime=s(),n(),function(e,t){const i=new Settings;parseOptions(e,(function(e,t){let s;switch(e){case"region":for(let s=r.length-1;s>=0;s--)if(r[s].id===t){i.set(e,r[s].region);break}break;case"vertical":i.alt(e,t,["rl","lr"]);break;case"line":s=t.split(","),i.integer(e,s[0]),i.percent(e,s[0])&&i.set("snapToLines",!1),i.alt(e,s[0],["auto"]),2===s.length&&i.alt("lineAlign",s[1],["start",center,"end"]);break;case"position":s=t.split(","),i.percent(e,s[0]),2===s.length&&i.alt("positionAlign",s[1],["start",center,"end","line-left","line-right","auto"]);break;case"size":i.percent(e,t);break;case"align":i.alt(e,t,["start",center,"end","left","right"])}}),/:/,/\s/),t.region=i.get("region",null),t.vertical=i.get("vertical","");let s=i.get("line","auto");"auto"===s&&-1===defaults.line&&(s=-1),t.line=s,t.lineAlign=i.get("lineAlign","start"),t.snapToLines=i.get("snapToLines",!0),t.size=i.get("size",100),t.align=i.get("align",center);let n=i.get("position","auto");"auto"===n&&50===defaults.position&&(n="start"===t.align||"left"===t.align?0:"end"===t.align||"right"===t.align?100:50),t.position=n}(e,t)}function fixLineBreaks(e){return e.replace(/<br(?: \/)?>/gi,"\n")}class VTTParser{constructor(){this.state="INITIAL",this.buffer="",this.decoder=new StringDecoder,this.regionList=[],this.cue=null,this.oncue=void 0,this.onparsingerror=void 0,this.onflush=void 0}parse(e){const t=this;function r(){let e=t.buffer,r=0;for(e=fixLineBreaks(e);r<e.length&&"\r"!==e[r]&&"\n"!==e[r];)++r;const i=e.slice(0,r);return"\r"===e[r]&&++r,"\n"===e[r]&&++r,t.buffer=e.slice(r),i}e&&(t.buffer+=t.decoder.decode(e,{stream:!0}));try{let e="";if("INITIAL"===t.state){if(!/\r\n|\n/.test(t.buffer))return this;e=r();const i=e.match(/^()?WEBVTT([ \t].*)?$/);if(null==i||!i[0])throw new Error("Malformed WebVTT signature.");t.state="HEADER"}let s=!1;for(;t.buffer;){if(!/\r\n|\n/.test(t.buffer))return this;switch(s?s=!1:e=r(),t.state){case"HEADER":/:/.test(e)?parseOptions(e,(function(e,t){}),/:/):e||(t.state="ID");continue;case"NOTE":e||(t.state="ID");continue;case"ID":if(/^NOTE($|[ \t])/.test(e)){t.state="NOTE";break}if(!e)continue;if(t.cue=new VTTCue(0,0,""),t.state="CUE",-1===e.indexOf("--\x3e")){t.cue.id=e;continue}case"CUE":if(!t.cue){t.state="BADCUE";continue}try{parseCue(e,t.cue,t.regionList)}catch(i){t.cue=null,t.state="BADCUE";continue}t.state="CUETEXT";continue;case"CUETEXT":{const r=-1!==e.indexOf("--\x3e");if(!e||r&&(s=!0)){t.oncue&&t.cue&&t.oncue(t.cue),t.cue=null,t.state="ID";continue}if(null===t.cue)continue;t.cue.text&&(t.cue.text+="\n"),t.cue.text+=e}continue;case"BADCUE":e||(t.state="ID")}}}catch(i){"CUETEXT"===t.state&&t.cue&&t.oncue&&t.oncue(t.cue),t.cue=null,t.state="INITIAL"===t.state?"BADWEBVTT":"BADCUE"}return this}flush(){const e=this;try{if((e.cue||"HEADER"===e.state)&&(e.buffer+="\n\n",e.parse()),"INITIAL"===e.state||"BADWEBVTT"===e.state)throw new Error("Malformed WebVTT signature.")}catch(t){e.onparsingerror&&e.onparsingerror(t)}return e.onflush&&e.onflush(),this}}const LINEBREAKS=/\r\n|\n\r|\n|\r/g,startsWith=function(e,t,r=0){return e.slice(r,r+t.length)===t},cueString2millis=function(e){let t=parseInt(e.slice(-3));const r=parseInt(e.slice(-6,-4)),i=parseInt(e.slice(-9,-7)),s=e.length>9?parseInt(e.substring(0,e.indexOf(":"))):0;if(!(isFiniteNumber(t)&&isFiniteNumber(r)&&isFiniteNumber(i)&&isFiniteNumber(s)))throw Error(`Malformed X-TIMESTAMP-MAP: Local:${e}`);return t+=1e3*r,t+=6e4*i,t+=36e5*s,t},hash=function(e){let t=5381,r=e.length;for(;r;)t=33*t^e.charCodeAt(--r);return(t>>>0).toString()};function generateCueId(e,t,r){return hash(e.toString())+hash(t.toString())+hash(r)}const calculateOffset=function(e,t,r){let i=e[t],s=e[i.prevCC];if(!s||!s.new&&i.new)return e.ccOffset=e.presentationOffset=i.start,void(i.new=!1);for(;null!=(n=s)&&n.new;){var n;e.ccOffset+=i.start-s.start,i.new=!1,i=s,s=e[i.prevCC]}e.presentationOffset=r};function parseWebVTT(e,t,r,i,s,n,a){const o=new VTTParser,l=utf8ArrayToStr(new Uint8Array(e)).trim().replace(LINEBREAKS,"\n").split("\n"),d=[],c=t?toMpegTsClockFromTimescale(t.baseTime,t.timescale):0;let h,u="00:00.000",f=0,g=0,m=!0;o.oncue=function(e){const n=r[i];let a=r.ccOffset;const o=(f-c)/9e4;if(null!=n&&n.new&&(void 0!==g?a=r.ccOffset=n.start:calculateOffset(r,i,o)),o){if(!t)return void(h=new Error("Missing initPTS for VTT MPEGTS"));a=o-r.presentationOffset}const l=e.endTime-e.startTime,u=normalizePts(9e4*(e.startTime+a-g),9e4*s)/9e4;e.startTime=Math.max(u,0),e.endTime=Math.max(u+l,0);const m=e.text.trim();e.text=decodeURIComponent(encodeURIComponent(m)),e.id||(e.id=generateCueId(e.startTime,e.endTime,m)),e.endTime>0&&d.push(e)},o.onparsingerror=function(e){h=e},o.onflush=function(){h?a(h):n(d)},l.forEach((e=>{if(m){if(startsWith(e,"X-TIMESTAMP-MAP=")){m=!1,e.slice(16).split(",").forEach((e=>{startsWith(e,"LOCAL:")?u=e.slice(6):startsWith(e,"MPEGTS:")&&(f=parseInt(e.slice(7)))}));try{g=cueString2millis(u)/1e3}catch(t){h=t}return}""===e&&(m=!1)}o.parse(e+"\n")})),o.flush()}const IMSC1_CODEC="stpp.ttml.im1t",HMSF_REGEX=/^(\d{2,}):(\d{2}):(\d{2}):(\d{2})\.?(\d+)?$/,TIME_UNIT_REGEX=/^(\d*(?:\.\d*)?)(h|m|s|ms|f|t)$/,textAlignToLineAlign={left:"start",center:"center",right:"end",start:"start",end:"end"};function parseIMSC1(e,t,r,i){const s=findBox(new Uint8Array(e),["mdat"]);if(0===s.length)return void i(new Error("Could not parse IMSC1 mdat"));const n=s.map((e=>utf8ArrayToStr(e))),a=toTimescaleFromScale(t.baseTime,1,t.timescale);try{n.forEach((e=>r(parseTTML(e,a))))}catch(o){i(o)}}function parseTTML(e,t){const r=(new DOMParser).parseFromString(e,"text/xml").getElementsByTagName("tt")[0];if(!r)throw new Error("Invalid ttml");const i={frameRate:30,subFrameRate:1,frameRateMultiplier:0,tickRate:0},s=Object.keys(i).reduce(((e,t)=>(e[t]=r.getAttribute(`ttp:${t}`)||i[t],e)),{}),n="preserve"!==r.getAttribute("xml:space"),a=collectionToDictionary(getElementCollection(r,"styling","style")),o=collectionToDictionary(getElementCollection(r,"layout","region")),l=getElementCollection(r,"body","[begin]");return[].map.call(l,(e=>{const r=getTextContent(e,n);if(!r||!e.hasAttribute("begin"))return null;const i=parseTtmlTime(e.getAttribute("begin"),s),l=parseTtmlTime(e.getAttribute("dur"),s);let d=parseTtmlTime(e.getAttribute("end"),s);if(null===i)throw timestampParsingError(e);if(null===d){if(null===l)throw timestampParsingError(e);d=i+l}const c=new VTTCue(i-t,d-t,r);c.id=generateCueId(c.startTime,c.endTime,c.text);const h=getTtmlStyles(o[e.getAttribute("region")],a[e.getAttribute("style")],a),{textAlign:u}=h;if(u){const e=textAlignToLineAlign[u];e&&(c.lineAlign=e),c.align=u}return _extends(c,h),c})).filter((e=>null!==e))}function getElementCollection(e,t,r){const i=e.getElementsByTagName(t)[0];return i?[].slice.call(i.querySelectorAll(r)):[]}function collectionToDictionary(e){return e.reduce(((e,t)=>{const r=t.getAttribute("xml:id");return r&&(e[r]=t),e}),{})}function getTextContent(e,t){return[].slice.call(e.childNodes).reduce(((e,r,i)=>{var s;return"br"===r.nodeName&&i?e+"\n":null!=(s=r.childNodes)&&s.length?getTextContent(r,t):t?e+r.textContent.trim().replace(/\s+/g," "):e+r.textContent}),"")}function getTtmlStyles(e,t,r){const i="http://www.w3.org/ns/ttml#styling";let s=null;const n=null!=e&&e.hasAttribute("style")?e.getAttribute("style"):null;return n&&r.hasOwnProperty(n)&&(s=r[n]),["displayAlign","textAlign","color","backgroundColor","fontSize","fontFamily"].reduce(((r,n)=>{const a=getAttributeNS(t,i,n)||getAttributeNS(e,i,n)||getAttributeNS(s,i,n);return a&&(r[n]=a),r}),{})}function getAttributeNS(e,t,r){return e&&e.hasAttributeNS(t,r)?e.getAttributeNS(t,r):null}function timestampParsingError(e){return new Error(`Could not parse ttml timestamp ${e}`)}function parseTtmlTime(e,t){if(!e)return null;let r=parseTimeStamp(e);return null===r&&(HMSF_REGEX.test(e)?r=parseHoursMinutesSecondsFrames(e,t):TIME_UNIT_REGEX.test(e)&&(r=parseTimeUnits(e,t))),r}function parseHoursMinutesSecondsFrames(e,t){const r=HMSF_REGEX.exec(e),i=(0|r[4])+(0|r[5])/t.subFrameRate;return 3600*(0|r[1])+60*(0|r[2])+(0|r[3])+i/t.frameRate}function parseTimeUnits(e,t){const r=TIME_UNIT_REGEX.exec(e),i=Number(r[1]);switch(r[2]){case"h":return 3600*i;case"m":return 60*i;case"ms":return 1e3*i;case"f":return i/t.frameRate;case"t":return i/t.tickRate}return i}class TimelineController{constructor(e){this.hls=void 0,this.media=null,this.config=void 0,this.enabled=!0,this.Cues=void 0,this.textTracks=[],this.tracks=[],this.initPTS=[],this.unparsedVttFrags=[],this.captionsTracks={},this.nonNativeCaptionsTracks={},this.cea608Parser1=void 0,this.cea608Parser2=void 0,this.lastCc=-1,this.lastSn=-1,this.lastPartIndex=-1,this.prevCC=-1,this.vttCCs=newVTTCCs(),this.captionsProperties=void 0,this.hls=e,this.config=e.config,this.Cues=e.config.cueHandler,this.captionsProperties={textTrack1:{label:this.config.captionsTextTrack1Label,languageCode:this.config.captionsTextTrack1LanguageCode},textTrack2:{label:this.config.captionsTextTrack2Label,languageCode:this.config.captionsTextTrack2LanguageCode},textTrack3:{label:this.config.captionsTextTrack3Label,languageCode:this.config.captionsTextTrack3LanguageCode},textTrack4:{label:this.config.captionsTextTrack4Label,languageCode:this.config.captionsTextTrack4LanguageCode}},e.on(Events.MEDIA_ATTACHING,this.onMediaAttaching,this),e.on(Events.MEDIA_DETACHING,this.onMediaDetaching,this),e.on(Events.MANIFEST_LOADING,this.onManifestLoading,this),e.on(Events.MANIFEST_LOADED,this.onManifestLoaded,this),e.on(Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),e.on(Events.FRAG_LOADING,this.onFragLoading,this),e.on(Events.FRAG_LOADED,this.onFragLoaded,this),e.on(Events.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),e.on(Events.FRAG_DECRYPTED,this.onFragDecrypted,this),e.on(Events.INIT_PTS_FOUND,this.onInitPtsFound,this),e.on(Events.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),e.on(Events.BUFFER_FLUSHING,this.onBufferFlushing,this)}destroy(){const{hls:e}=this;e.off(Events.MEDIA_ATTACHING,this.onMediaAttaching,this),e.off(Events.MEDIA_DETACHING,this.onMediaDetaching,this),e.off(Events.MANIFEST_LOADING,this.onManifestLoading,this),e.off(Events.MANIFEST_LOADED,this.onManifestLoaded,this),e.off(Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),e.off(Events.FRAG_LOADING,this.onFragLoading,this),e.off(Events.FRAG_LOADED,this.onFragLoaded,this),e.off(Events.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),e.off(Events.FRAG_DECRYPTED,this.onFragDecrypted,this),e.off(Events.INIT_PTS_FOUND,this.onInitPtsFound,this),e.off(Events.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),e.off(Events.BUFFER_FLUSHING,this.onBufferFlushing,this),this.hls=this.config=null,this.cea608Parser1=this.cea608Parser2=void 0}initCea608Parsers(){if(this.config.enableCEA708Captions&&(!this.cea608Parser1||!this.cea608Parser2)){const e=new OutputFilter(this,"textTrack1"),t=new OutputFilter(this,"textTrack2"),r=new OutputFilter(this,"textTrack3"),i=new OutputFilter(this,"textTrack4");this.cea608Parser1=new Cea608Parser(1,e,t),this.cea608Parser2=new Cea608Parser(3,r,i)}}addCues(e,t,r,i,s){let n=!1;for(let a=s.length;a--;){const e=s[a],i=intersection(e[0],e[1],t,r);if(i>=0&&(e[0]=Math.min(e[0],t),e[1]=Math.max(e[1],r),n=!0,i/(r-t)>.5))return}if(n||s.push([t,r]),this.config.renderTextTracksNatively){const s=this.captionsTracks[e];this.Cues.newCue(s,t,r,i)}else{const s=this.Cues.newCue(null,t,r,i);this.hls.trigger(Events.CUES_PARSED,{type:"captions",cues:s,track:e})}}onInitPtsFound(e,{frag:t,id:r,initPTS:i,timescale:s}){const{unparsedVttFrags:n}=this;"main"===r&&(this.initPTS[t.cc]={baseTime:i,timescale:s}),n.length&&(this.unparsedVttFrags=[],n.forEach((e=>{this.onFragLoaded(Events.FRAG_LOADED,e)})))}getExistingTrack(e,t){const{media:r}=this;if(r)for(let i=0;i<r.textTracks.length;i++){const s=r.textTracks[i];if(canReuseVttTextTrack(s,{name:e,lang:t,attrs:{}}))return s}return null}createCaptionsTrack(e){this.config.renderTextTracksNatively?this.createNativeTrack(e):this.createNonNativeTrack(e)}createNativeTrack(e){if(this.captionsTracks[e])return;const{captionsProperties:t,captionsTracks:r,media:i}=this,{label:s,languageCode:n}=t[e],a=this.getExistingTrack(s,n);if(a)r[e]=a,clearCurrentCues(r[e]),sendAddTrackEvent(r[e],i);else{const t=this.createTextTrack("captions",s,n);t&&(t[e]=!0,r[e]=t)}}createNonNativeTrack(e){if(this.nonNativeCaptionsTracks[e])return;const t=this.captionsProperties[e];if(!t)return;const r={_id:e,label:t.label,kind:"captions",default:!!t.media&&!!t.media.default,closedCaptions:t.media};this.nonNativeCaptionsTracks[e]=r,this.hls.trigger(Events.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:[r]})}createTextTrack(e,t,r){const i=this.media;if(i)return i.addTextTrack(e,t,r)}onMediaAttaching(e,t){this.media=t.media,this._cleanTracks()}onMediaDetaching(){const{captionsTracks:e}=this;Object.keys(e).forEach((t=>{clearCurrentCues(e[t]),delete e[t]})),this.nonNativeCaptionsTracks={}}onManifestLoading(){this.lastCc=-1,this.lastSn=-1,this.lastPartIndex=-1,this.prevCC=-1,this.vttCCs=newVTTCCs(),this._cleanTracks(),this.tracks=[],this.captionsTracks={},this.nonNativeCaptionsTracks={},this.textTracks=[],this.unparsedVttFrags=[],this.initPTS=[],this.cea608Parser1&&this.cea608Parser2&&(this.cea608Parser1.reset(),this.cea608Parser2.reset())}_cleanTracks(){const{media:e}=this;if(!e)return;const t=e.textTracks;if(t)for(let r=0;r<t.length;r++)clearCurrentCues(t[r])}onSubtitleTracksUpdated(e,t){const r=t.subtitleTracks||[],i=r.some((e=>e.textCodec===IMSC1_CODEC));if(this.config.enableWebVTT||i&&this.config.enableIMSC1){if(subtitleOptionsIdentical(this.tracks,r))return void(this.tracks=r);if(this.textTracks=[],this.tracks=r,this.config.renderTextTracksNatively){const e=this.media,t=e?filterSubtitleTracks(e.textTracks):null;if(this.tracks.forEach(((e,r)=>{let i;if(t){let r=null;for(let i=0;i<t.length;i++)if(t[i]&&canReuseVttTextTrack(t[i],e)){r=t[i],t[i]=null;break}r&&(i=r)}if(i)clearCurrentCues(i);else{const t=captionsOrSubtitlesFromCharacteristics(e);i=this.createTextTrack(t,e.name,e.lang),i&&(i.mode="disabled")}i&&this.textTracks.push(i)})),null!=t&&t.length){const e=t.filter((e=>null!==e)).map((e=>e.label));e.length&&logger.warn(`Media element contains unused subtitle tracks: ${e.join(", ")}. Replace media element for each source to clear TextTracks and captions menu.`)}}else if(this.tracks.length){const e=this.tracks.map((e=>({label:e.name,kind:e.type.toLowerCase(),default:e.default,subtitleTrack:e})));this.hls.trigger(Events.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:e})}}}onManifestLoaded(e,t){this.config.enableCEA708Captions&&t.captions&&t.captions.forEach((e=>{const t=/(?:CC|SERVICE)([1-4])/.exec(e.instreamId);if(!t)return;const r=`textTrack${t[1]}`,i=this.captionsProperties[r];i&&(i.label=e.name,e.lang&&(i.languageCode=e.lang),i.media=e)}))}closedCaptionsForLevel(e){const t=this.hls.levels[e.level];return null==t?void 0:t.attrs["CLOSED-CAPTIONS"]}onFragLoading(e,t){this.initCea608Parsers();const{cea608Parser1:r,cea608Parser2:i,lastCc:s,lastSn:n,lastPartIndex:a}=this;if(this.enabled&&r&&i&&t.frag.type===PlaylistLevelType.MAIN){var o,l;const{cc:e,sn:d}=t.frag,c=null!=(o=null==t||null==(l=t.part)?void 0:l.index)?o:-1;d===n+1||d===n&&c===a+1||e===s||(r.reset(),i.reset()),this.lastCc=e,this.lastSn=d,this.lastPartIndex=c}}onFragLoaded(e,t){const{frag:r,payload:i}=t;if(r.type===PlaylistLevelType.SUBTITLE)if(i.byteLength){const e=r.decryptdata,s="stats"in t;if(null==e||!e.encrypted||s){const e=this.tracks[r.level],s=this.vttCCs;s[r.cc]||(s[r.cc]={start:r.start,prevCC:this.prevCC,new:!0},this.prevCC=r.cc),e&&e.textCodec===IMSC1_CODEC?this._parseIMSC1(r,i):this._parseVTTs(t)}}else this.hls.trigger(Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:r,error:new Error("Empty subtitle payload")})}_parseIMSC1(e,t){const r=this.hls;parseIMSC1(t,this.initPTS[e.cc],(t=>{this._appendCues(t,e.level),r.trigger(Events.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:e})}),(t=>{logger.log(`Failed to parse IMSC1: ${t}`),r.trigger(Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:e,error:t})}))}_parseVTTs(e){var t;const{frag:r,payload:i}=e,{initPTS:s,unparsedVttFrags:n}=this,a=s.length-1;if(!s[r.cc]&&-1===a)return void n.push(e);const o=this.hls;parseWebVTT(null!=(t=r.initSegment)&&t.data?appendUint8Array(r.initSegment.data,new Uint8Array(i)):i,this.initPTS[r.cc],this.vttCCs,r.cc,r.start,(e=>{this._appendCues(e,r.level),o.trigger(Events.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:r})}),(t=>{const s="Missing initPTS for VTT MPEGTS"===t.message;s?n.push(e):this._fallbackToIMSC1(r,i),logger.log(`Failed to parse VTT cue: ${t}`),s&&a>r.cc||o.trigger(Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:r,error:t})}))}_fallbackToIMSC1(e,t){const r=this.tracks[e.level];r.textCodec||parseIMSC1(t,this.initPTS[e.cc],(()=>{r.textCodec=IMSC1_CODEC,this._parseIMSC1(e,t)}),(()=>{r.textCodec="wvtt"}))}_appendCues(e,t){const r=this.hls;if(this.config.renderTextTracksNatively){const r=this.textTracks[t];if(!r||"disabled"===r.mode)return;e.forEach((e=>addCueToTrack(r,e)))}else{const i=this.tracks[t];if(!i)return;const s=i.default?"default":"subtitles"+t;r.trigger(Events.CUES_PARSED,{type:"subtitles",cues:e,track:s})}}onFragDecrypted(e,t){const{frag:r}=t;r.type===PlaylistLevelType.SUBTITLE&&this.onFragLoaded(Events.FRAG_LOADED,t)}onSubtitleTracksCleared(){this.tracks=[],this.captionsTracks={}}onFragParsingUserdata(e,t){this.initCea608Parsers();const{cea608Parser1:r,cea608Parser2:i}=this;if(!this.enabled||!r||!i)return;const{frag:s,samples:n}=t;if(s.type!==PlaylistLevelType.MAIN||"NONE"!==this.closedCaptionsForLevel(s))for(let a=0;a<n.length;a++){const e=n[a].bytes;if(e){const t=this.extractCea608Data(e);r.addData(n[a].pts,t[0]),i.addData(n[a].pts,t[1])}}}onBufferFlushing(e,{startOffset:t,endOffset:r,endOffsetSubtitles:i,type:s}){const{media:n}=this;if(n&&!(n.currentTime<r)){if(!s||"video"===s){const{captionsTracks:e}=this;Object.keys(e).forEach((i=>removeCuesInRange(e[i],t,r)))}if(this.config.renderTextTracksNatively&&0===t&&void 0!==i){const{textTracks:e}=this;Object.keys(e).forEach((r=>removeCuesInRange(e[r],t,i)))}}}extractCea608Data(e){const t=[[],[]],r=31&e[0];let i=2;for(let s=0;s<r;s++){const r=e[i++],s=127&e[i++],n=127&e[i++];if(0===s&&0===n)continue;if(0!=(4&r)){const e=3&r;0!==e&&1!==e||(t[e].push(s),t[e].push(n))}}return t}}function captionsOrSubtitlesFromCharacteristics(e){return e.characteristics&&/transcribes-spoken-dialog/gi.test(e.characteristics)&&/describes-music-and-sound/gi.test(e.characteristics)?"captions":"subtitles"}function canReuseVttTextTrack(e,t){return!!e&&e.kind===captionsOrSubtitlesFromCharacteristics(t)&&subtitleTrackMatchesTextTrack(t,e)}function intersection(e,t,r,i){return Math.min(t,i)-Math.max(e,r)}function newVTTCCs(){return{ccOffset:0,presentationOffset:0,0:{start:0,prevCC:-1,new:!0}}}class CapLevelController{constructor(e){this.hls=void 0,this.autoLevelCapping=void 0,this.firstLevel=void 0,this.media=void 0,this.restrictedLevels=void 0,this.timer=void 0,this.clientRect=void 0,this.streamController=void 0,this.hls=e,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.firstLevel=-1,this.media=null,this.restrictedLevels=[],this.timer=void 0,this.clientRect=null,this.registerListeners()}setStreamController(e){this.streamController=e}destroy(){this.hls&&this.unregisterListener(),this.timer&&this.stopCapping(),this.media=null,this.clientRect=null,this.hls=this.streamController=null}registerListeners(){const{hls:e}=this;e.on(Events.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),e.on(Events.MEDIA_ATTACHING,this.onMediaAttaching,this),e.on(Events.MANIFEST_PARSED,this.onManifestParsed,this),e.on(Events.LEVELS_UPDATED,this.onLevelsUpdated,this),e.on(Events.BUFFER_CODECS,this.onBufferCodecs,this),e.on(Events.MEDIA_DETACHING,this.onMediaDetaching,this)}unregisterListener(){const{hls:e}=this;e.off(Events.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),e.off(Events.MEDIA_ATTACHING,this.onMediaAttaching,this),e.off(Events.MANIFEST_PARSED,this.onManifestParsed,this),e.off(Events.LEVELS_UPDATED,this.onLevelsUpdated,this),e.off(Events.BUFFER_CODECS,this.onBufferCodecs,this),e.off(Events.MEDIA_DETACHING,this.onMediaDetaching,this)}onFpsDropLevelCapping(e,t){const r=this.hls.levels[t.droppedLevel];this.isLevelAllowed(r)&&this.restrictedLevels.push({bitrate:r.bitrate,height:r.height,width:r.width})}onMediaAttaching(e,t){this.media=t.media instanceof HTMLVideoElement?t.media:null,this.clientRect=null,this.timer&&this.hls.levels.length&&this.detectPlayerSize()}onManifestParsed(e,t){const r=this.hls;this.restrictedLevels=[],this.firstLevel=t.firstLevel,r.config.capLevelToPlayerSize&&t.video&&this.startCapping()}onLevelsUpdated(e,t){this.timer&&isFiniteNumber(this.autoLevelCapping)&&this.detectPlayerSize()}onBufferCodecs(e,t){this.hls.config.capLevelToPlayerSize&&t.video&&this.startCapping()}onMediaDetaching(){this.stopCapping()}detectPlayerSize(){if(this.media){if(this.mediaHeight<=0||this.mediaWidth<=0)return void(this.clientRect=null);const e=this.hls.levels;if(e.length){const t=this.hls,r=this.getMaxLevel(e.length-1);r!==this.autoLevelCapping&&logger.log(`Setting autoLevelCapping to ${r}: ${e[r].height}p@${e[r].bitrate} for media ${this.mediaWidth}x${this.mediaHeight}`),t.autoLevelCapping=r,t.autoLevelCapping>this.autoLevelCapping&&this.streamController&&this.streamController.nextLevelSwitch(),this.autoLevelCapping=t.autoLevelCapping}}}getMaxLevel(e){const t=this.hls.levels;if(!t.length)return-1;const r=t.filter(((t,r)=>this.isLevelAllowed(t)&&r<=e));return this.clientRect=null,CapLevelController.getMaxLevelByMediaSize(r,this.mediaWidth,this.mediaHeight)}startCapping(){this.timer||(this.autoLevelCapping=Number.POSITIVE_INFINITY,self.clearInterval(this.timer),this.timer=self.setInterval(this.detectPlayerSize.bind(this),1e3),this.detectPlayerSize())}stopCapping(){this.restrictedLevels=[],this.firstLevel=-1,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.timer&&(self.clearInterval(this.timer),this.timer=void 0)}getDimensions(){if(this.clientRect)return this.clientRect;const e=this.media,t={width:0,height:0};if(e){const r=e.getBoundingClientRect();t.width=r.width,t.height=r.height,t.width||t.height||(t.width=r.right-r.left||e.width||0,t.height=r.bottom-r.top||e.height||0)}return this.clientRect=t,t}get mediaWidth(){return this.getDimensions().width*this.contentScaleFactor}get mediaHeight(){return this.getDimensions().height*this.contentScaleFactor}get contentScaleFactor(){let e=1;if(!this.hls.config.ignoreDevicePixelRatio)try{e=self.devicePixelRatio}catch(t){}return e}isLevelAllowed(e){return!this.restrictedLevels.some((t=>e.bitrate===t.bitrate&&e.width===t.width&&e.height===t.height))}static getMaxLevelByMediaSize(e,t,r){if(null==e||!e.length)return-1;let i=e.length-1;const s=Math.max(t,r);for(let o=0;o<e.length;o+=1){const t=e[o];if((t.width>=s||t.height>=s)&&(n=t,!(a=e[o+1])||n.width!==a.width||n.height!==a.height)){i=o;break}}var n,a;return i}}class FPSController{constructor(e){this.hls=void 0,this.isVideoPlaybackQualityAvailable=!1,this.timer=void 0,this.media=null,this.lastTime=void 0,this.lastDroppedFrames=0,this.lastDecodedFrames=0,this.streamController=void 0,this.hls=e,this.registerListeners()}setStreamController(e){this.streamController=e}registerListeners(){this.hls.on(Events.MEDIA_ATTACHING,this.onMediaAttaching,this)}unregisterListeners(){this.hls.off(Events.MEDIA_ATTACHING,this.onMediaAttaching,this)}destroy(){this.timer&&clearInterval(this.timer),this.unregisterListeners(),this.isVideoPlaybackQualityAvailable=!1,this.media=null}onMediaAttaching(e,t){const r=this.hls.config;if(r.capLevelOnFPSDrop){const e=t.media instanceof self.HTMLVideoElement?t.media:null;this.media=e,e&&"function"==typeof e.getVideoPlaybackQuality&&(this.isVideoPlaybackQualityAvailable=!0),self.clearInterval(this.timer),this.timer=self.setInterval(this.checkFPSInterval.bind(this),r.fpsDroppedMonitoringPeriod)}}checkFPS(e,t,r){const i=performance.now();if(t){if(this.lastTime){const e=i-this.lastTime,s=r-this.lastDroppedFrames,n=t-this.lastDecodedFrames,a=1e3*s/e,o=this.hls;if(o.trigger(Events.FPS_DROP,{currentDropped:s,currentDecoded:n,totalDroppedFrames:r}),a>0&&s>o.config.fpsDroppedMonitoringThreshold*n){let e=o.currentLevel;logger.warn("drop FPS ratio greater than max allowed value for currentLevel: "+e),e>0&&(-1===o.autoLevelCapping||o.autoLevelCapping>=e)&&(e-=1,o.trigger(Events.FPS_DROP_LEVEL_CAPPING,{level:e,droppedLevel:o.currentLevel}),o.autoLevelCapping=e,this.streamController.nextLevelSwitch())}}this.lastTime=i,this.lastDroppedFrames=r,this.lastDecodedFrames=t}}checkFPSInterval(){const e=this.media;if(e)if(this.isVideoPlaybackQualityAvailable){const t=e.getVideoPlaybackQuality();this.checkFPS(e,t.totalVideoFrames,t.droppedVideoFrames)}else this.checkFPS(e,e.webkitDecodedFrameCount,e.webkitDroppedFrameCount)}}const LOGGER_PREFIX="[eme]";class EMEController{constructor(e){this.hls=void 0,this.config=void 0,this.media=null,this.keyFormatPromise=null,this.keySystemAccessPromises={},this._requestLicenseFailureCount=0,this.mediaKeySessions=[],this.keyIdToKeySessionPromise={},this.setMediaKeysQueue=EMEController.CDMCleanupPromise?[EMEController.CDMCleanupPromise]:[],this.onMediaEncrypted=this._onMediaEncrypted.bind(this),this.onWaitingForKey=this._onWaitingForKey.bind(this),this.debug=logger.debug.bind(logger,LOGGER_PREFIX),this.log=logger.log.bind(logger,LOGGER_PREFIX),this.warn=logger.warn.bind(logger,LOGGER_PREFIX),this.error=logger.error.bind(logger,LOGGER_PREFIX),this.hls=e,this.config=e.config,this.registerListeners()}destroy(){this.unregisterListeners(),this.onMediaDetached();const e=this.config;e.requestMediaKeySystemAccessFunc=null,e.licenseXhrSetup=e.licenseResponseCallback=void 0,e.drmSystems=e.drmSystemOptions={},this.hls=this.onMediaEncrypted=this.onWaitingForKey=this.keyIdToKeySessionPromise=null,this.config=null}registerListeners(){this.hls.on(Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.on(Events.MEDIA_DETACHED,this.onMediaDetached,this),this.hls.on(Events.MANIFEST_LOADING,this.onManifestLoading,this),this.hls.on(Events.MANIFEST_LOADED,this.onManifestLoaded,this)}unregisterListeners(){this.hls.off(Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.off(Events.MEDIA_DETACHED,this.onMediaDetached,this),this.hls.off(Events.MANIFEST_LOADING,this.onManifestLoading,this),this.hls.off(Events.MANIFEST_LOADED,this.onManifestLoaded,this)}getLicenseServerUrl(e){const{drmSystems:t,widevineLicenseUrl:r}=this.config,i=t[e];if(i)return i.licenseUrl;if(e===KeySystems.WIDEVINE&&r)return r;throw new Error(`no license server URL configured for key-system "${e}"`)}getServerCertificateUrl(e){const{drmSystems:t}=this.config,r=t[e];if(r)return r.serverCertificateUrl;this.log(`No Server Certificate in config.drmSystems["${e}"]`)}attemptKeySystemAccess(e){const t=this.hls.levels,r=(e,t,r)=>!!e&&r.indexOf(e)===t,i=t.map((e=>e.audioCodec)).filter(r),s=t.map((e=>e.videoCodec)).filter(r);return i.length+s.length===0&&s.push("avc1.42e01e"),new Promise(((t,r)=>{const n=e=>{const a=e.shift();this.getMediaKeysPromise(a,i,s).then((e=>t({keySystem:a,mediaKeys:e}))).catch((t=>{e.length?n(e):r(t instanceof EMEKeyError?t:new EMEKeyError({type:ErrorTypes.KEY_SYSTEM_ERROR,details:ErrorDetails.KEY_SYSTEM_NO_ACCESS,error:t,fatal:!0},t.message))}))};n(e)}))}requestMediaKeySystemAccess(e,t){const{requestMediaKeySystemAccessFunc:r}=this.config;if("function"!=typeof r){let e=`Configured requestMediaKeySystemAccess is not a function ${r}`;return null===requestMediaKeySystemAccess&&"http:"===self.location.protocol&&(e=`navigator.requestMediaKeySystemAccess is not available over insecure protocol ${location.protocol}`),Promise.reject(new Error(e))}return r(e,t)}getMediaKeysPromise(e,t,r){const i=getSupportedMediaKeySystemConfigurations(e,t,r,this.config.drmSystemOptions),s=this.keySystemAccessPromises[e];let n=null==s?void 0:s.keySystemAccess;if(!n){this.log(`Requesting encrypted media "${e}" key-system access with config: ${JSON.stringify(i)}`),n=this.requestMediaKeySystemAccess(e,i);const t=this.keySystemAccessPromises[e]={keySystemAccess:n};return n.catch((t=>{this.log(`Failed to obtain access to key-system "${e}": ${t}`)})),n.then((r=>{this.log(`Access for key-system "${r.keySystem}" obtained`);const i=this.fetchServerCertificate(e);return this.log(`Create media-keys for "${e}"`),t.mediaKeys=r.createMediaKeys().then((t=>(this.log(`Media-keys created for "${e}"`),i.then((r=>r?this.setMediaKeysServerCertificate(t,e,r):t))))),t.mediaKeys.catch((t=>{this.error(`Failed to create media-keys for "${e}"}: ${t}`)})),t.mediaKeys}))}return n.then((()=>s.mediaKeys))}createMediaKeySessionContext({decryptdata:e,keySystem:t,mediaKeys:r}){this.log(`Creating key-system session "${t}" keyId: ${Hex.hexDump(e.keyId||[])}`);const i=r.createSession(),s={decryptdata:e,keySystem:t,mediaKeys:r,mediaKeysSession:i,keyStatus:"status-pending"};return this.mediaKeySessions.push(s),s}renewKeySession(e){const t=e.decryptdata;if(t.pssh){const r=this.createMediaKeySessionContext(e),i=this.getKeyIdString(t),s="cenc";this.keyIdToKeySessionPromise[i]=this.generateRequestWithPreferredKeySession(r,s,t.pssh,"expired")}else this.warn("Could not renew expired session. Missing pssh initData.");this.removeSession(e)}getKeyIdString(e){if(!e)throw new Error("Could not read keyId of undefined decryptdata");if(null===e.keyId)throw new Error("keyId is null");return Hex.hexDump(e.keyId)}updateKeySession(e,t){var r;const i=e.mediaKeysSession;return this.log(`Updating key-session "${i.sessionId}" for keyID ${Hex.hexDump((null==(r=e.decryptdata)?void 0:r.keyId)||[])}\n } (data length: ${t?t.byteLength:t})`),i.update(t)}selectKeySystemFormat(e){const t=Object.keys(e.levelkeys||{});return this.keyFormatPromise||(this.log(`Selecting key-system from fragment (sn: ${e.sn} ${e.type}: ${e.level}) key formats ${t.join(", ")}`),this.keyFormatPromise=this.getKeyFormatPromise(t)),this.keyFormatPromise}getKeyFormatPromise(e){return new Promise(((t,r)=>{const i=getKeySystemsForConfig(this.config),s=e.map(keySystemFormatToKeySystemDomain).filter((e=>!!e&&-1!==i.indexOf(e)));return this.getKeySystemSelectionPromise(s).then((({keySystem:e})=>{const i=keySystemDomainToKeySystemFormat(e);i?t(i):r(new Error(`Unable to find format for key-system "${e}"`))})).catch(r)}))}loadKey(e){const t=e.keyInfo.decryptdata,r=this.getKeyIdString(t),i=`(keyId: ${r} format: "${t.keyFormat}" method: ${t.method} uri: ${t.uri})`;this.log(`Starting session for key ${i}`);let s=this.keyIdToKeySessionPromise[r];return s||(s=this.keyIdToKeySessionPromise[r]=this.getKeySystemForKeyPromise(t).then((({keySystem:r,mediaKeys:s})=>(this.throwIfDestroyed(),this.log(`Handle encrypted media sn: ${e.frag.sn} ${e.frag.type}: ${e.frag.level} using key ${i}`),this.attemptSetMediaKeys(r,s).then((()=>{this.throwIfDestroyed();const e=this.createMediaKeySessionContext({keySystem:r,mediaKeys:s,decryptdata:t});return this.generateRequestWithPreferredKeySession(e,"cenc",t.pssh,"playlist-key")}))))),s.catch((e=>this.handleError(e)))),s}throwIfDestroyed(e="Invalid state"){if(!this.hls)throw new Error("invalid state")}handleError(e){this.hls&&(this.error(e.message),e instanceof EMEKeyError?this.hls.trigger(Events.ERROR,e.data):this.hls.trigger(Events.ERROR,{type:ErrorTypes.KEY_SYSTEM_ERROR,details:ErrorDetails.KEY_SYSTEM_NO_KEYS,error:e,fatal:!0}))}getKeySystemForKeyPromise(e){const t=this.getKeyIdString(e),r=this.keyIdToKeySessionPromise[t];if(!r){const t=keySystemFormatToKeySystemDomain(e.keyFormat),r=t?[t]:getKeySystemsForConfig(this.config);return this.attemptKeySystemAccess(r)}return r}getKeySystemSelectionPromise(e){if(e.length||(e=getKeySystemsForConfig(this.config)),0===e.length)throw new EMEKeyError({type:ErrorTypes.KEY_SYSTEM_ERROR,details:ErrorDetails.KEY_SYSTEM_NO_CONFIGURED_LICENSE,fatal:!0},`Missing key-system license configuration options ${JSON.stringify({drmSystems:this.config.drmSystems})}`);return this.attemptKeySystemAccess(e)}_onMediaEncrypted(e){const{initDataType:t,initData:r}=e;if(this.debug(`"${e.type}" event: init data type: "${t}"`),null===r)return;let i,s;if("sinf"===t&&this.config.drmSystems[KeySystems.FAIRPLAY]){const e=bin2str(new Uint8Array(r));try{const t=base64Decode(JSON.parse(e).sinf),r=parseSinf(new Uint8Array(t));if(!r)return;i=r.subarray(8,24),s=KeySystems.FAIRPLAY}catch(d){return void this.warn('Failed to parse sinf "encrypted" event message initData')}}else{const e=parsePssh(r);if(null===e)return;0===e.version&&e.systemId===KeySystemIds.WIDEVINE&&e.data&&(i=e.data.subarray(8,24)),s=keySystemIdToKeySystemDomain(e.systemId)}if(!s||!i)return;const n=Hex.hexDump(i),{keyIdToKeySessionPromise:a,mediaKeySessions:o}=this;let l=a[n];for(let c=0;c<o.length;c++){const e=o[c],s=e.decryptdata;if(s.pssh||!s.keyId)continue;const d=Hex.hexDump(s.keyId);if(n===d||-1!==s.uri.replace(/-/g,"").indexOf(n)){l=a[d],delete a[d],s.pssh=new Uint8Array(r),s.keyId=i,l=a[n]=l.then((()=>this.generateRequestWithPreferredKeySession(e,t,r,"encrypted-event-key-match")));break}}l||(l=a[n]=this.getKeySystemSelectionPromise([s]).then((({keySystem:e,mediaKeys:s})=>{var a;this.throwIfDestroyed();const o=new LevelKey("ISO-23001-7",n,null!=(a=keySystemDomainToKeySystemFormat(e))?a:"");return o.pssh=new Uint8Array(r),o.keyId=i,this.attemptSetMediaKeys(e,s).then((()=>{this.throwIfDestroyed();const i=this.createMediaKeySessionContext({decryptdata:o,keySystem:e,mediaKeys:s});return this.generateRequestWithPreferredKeySession(i,t,r,"encrypted-event-no-match")}))}))),l.catch((e=>this.handleError(e)))}_onWaitingForKey(e){this.log(`"${e.type}" event`)}attemptSetMediaKeys(e,t){const r=this.setMediaKeysQueue.slice();this.log(`Setting media-keys for "${e}"`);const i=Promise.all(r).then((()=>{if(!this.media)throw new Error("Attempted to set mediaKeys without media element attached");return this.media.setMediaKeys(t)}));return this.setMediaKeysQueue.push(i),i.then((()=>{this.log(`Media-keys set for "${e}"`),r.push(i),this.setMediaKeysQueue=this.setMediaKeysQueue.filter((e=>-1===r.indexOf(e)))}))}generateRequestWithPreferredKeySession(e,t,r,i){var s,n;const a=null==(s=this.config.drmSystems)||null==(n=s[e.keySystem])?void 0:n.generateRequest;if(a)try{const i=a.call(this.hls,t,r,e);if(!i)throw new Error("Invalid response from configured generateRequest filter");t=i.initDataType,r=e.decryptdata.pssh=i.initData?new Uint8Array(i.initData):null}catch(f){var o;if(this.warn(f.message),null!=(o=this.hls)&&o.config.debug)throw f}if(null===r)return this.log(`Skipping key-session request for "${i}" (no initData)`),Promise.resolve(e);const l=this.getKeyIdString(e.decryptdata);this.log(`Generating key-session request for "${i}": ${l} (init data type: ${t} length: ${r?r.byteLength:null})`);const d=new EventEmitter,c=e._onmessage=t=>{const r=e.mediaKeysSession;if(!r)return void d.emit("error",new Error("invalid state"));const{messageType:i,message:s}=t;this.log(`"${i}" message event for session "${r.sessionId}" message size: ${s.byteLength}`),"license-request"===i||"license-renewal"===i?this.renewLicense(e,s).catch((e=>{this.handleError(e),d.emit("error",e)})):"license-release"===i?e.keySystem===KeySystems.FAIRPLAY&&(this.updateKeySession(e,strToUtf8array("acknowledged")),this.removeSession(e)):this.warn(`unhandled media key message type "${i}"`)},h=e._onkeystatuseschange=t=>{if(!e.mediaKeysSession)return void d.emit("error",new Error("invalid state"));this.onKeyStatusChange(e);const r=e.keyStatus;d.emit("keyStatus",r),"expired"===r&&(this.warn(`${e.keySystem} expired for key ${l}`),this.renewKeySession(e))};e.mediaKeysSession.addEventListener("message",c),e.mediaKeysSession.addEventListener("keystatuseschange",h);const u=new Promise(((e,t)=>{d.on("error",t),d.on("keyStatus",(r=>{r.startsWith("usable")?e():"output-restricted"===r?t(new EMEKeyError({type:ErrorTypes.KEY_SYSTEM_ERROR,details:ErrorDetails.KEY_SYSTEM_STATUS_OUTPUT_RESTRICTED,fatal:!1},"HDCP level output restricted")):"internal-error"===r?t(new EMEKeyError({type:ErrorTypes.KEY_SYSTEM_ERROR,details:ErrorDetails.KEY_SYSTEM_STATUS_INTERNAL_ERROR,fatal:!0},`key status changed to "${r}"`)):"expired"===r?t(new Error("key expired while generating request")):this.warn(`unhandled key status change "${r}"`)}))}));return e.mediaKeysSession.generateRequest(t,r).then((()=>{var t;this.log(`Request generated for key-session "${null==(t=e.mediaKeysSession)?void 0:t.sessionId}" keyId: ${l}`)})).catch((e=>{throw new EMEKeyError({type:ErrorTypes.KEY_SYSTEM_ERROR,details:ErrorDetails.KEY_SYSTEM_NO_SESSION,error:e,fatal:!1},`Error generating key-session request: ${e}`)})).then((()=>u)).catch((t=>{throw d.removeAllListeners(),this.removeSession(e),t})).then((()=>(d.removeAllListeners(),e)))}onKeyStatusChange(e){e.mediaKeysSession.keyStatuses.forEach(((t,r)=>{this.log(`key status change "${t}" for keyStatuses keyId: ${Hex.hexDump("buffer"in r?new Uint8Array(r.buffer,r.byteOffset,r.byteLength):new Uint8Array(r))} session keyId: ${Hex.hexDump(new Uint8Array(e.decryptdata.keyId||[]))} uri: ${e.decryptdata.uri}`),e.keyStatus=t}))}fetchServerCertificate(e){const t=this.config,r=new(0,t.loader)(t),i=this.getServerCertificateUrl(e);return i?(this.log(`Fetching server certificate for "${e}"`),new Promise(((s,n)=>{const a={responseType:"arraybuffer",url:i},o=t.certLoadPolicy.default,l={loadPolicy:o,timeout:o.maxLoadTimeMs,maxRetry:0,retryDelay:0,maxRetryDelay:0},d={onSuccess:(e,t,r,i)=>{s(e.data)},onError:(t,r,s,o)=>{n(new EMEKeyError({type:ErrorTypes.KEY_SYSTEM_ERROR,details:ErrorDetails.KEY_SYSTEM_SERVER_CERTIFICATE_REQUEST_FAILED,fatal:!0,networkDetails:s,response:_objectSpread2({url:a.url,data:void 0},t)},`"${e}" certificate request failed (${i}). Status: ${t.code} (${t.text})`))},onTimeout:(t,r,s)=>{n(new EMEKeyError({type:ErrorTypes.KEY_SYSTEM_ERROR,details:ErrorDetails.KEY_SYSTEM_SERVER_CERTIFICATE_REQUEST_FAILED,fatal:!0,networkDetails:s,response:{url:a.url,data:void 0}},`"${e}" certificate request timed out (${i})`))},onAbort:(e,t,r)=>{n(new Error("aborted"))}};r.load(a,l,d)}))):Promise.resolve()}setMediaKeysServerCertificate(e,t,r){return new Promise(((i,s)=>{e.setServerCertificate(r).then((s=>{this.log(`setServerCertificate ${s?"success":"not supported by CDM"} (${null==r?void 0:r.byteLength}) on "${t}"`),i(e)})).catch((e=>{s(new EMEKeyError({type:ErrorTypes.KEY_SYSTEM_ERROR,details:ErrorDetails.KEY_SYSTEM_SERVER_CERTIFICATE_UPDATE_FAILED,error:e,fatal:!0},e.message))}))}))}renewLicense(e,t){return this.requestLicense(e,new Uint8Array(t)).then((t=>this.updateKeySession(e,new Uint8Array(t)).catch((e=>{throw new EMEKeyError({type:ErrorTypes.KEY_SYSTEM_ERROR,details:ErrorDetails.KEY_SYSTEM_SESSION_UPDATE_FAILED,error:e,fatal:!0},e.message)}))))}unpackPlayReadyKeyMessage(e,t){const r=String.fromCharCode.apply(null,new Uint16Array(t.buffer));if(!r.includes("PlayReadyKeyMessage"))return e.setRequestHeader("Content-Type","text/xml; charset=utf-8"),t;const i=(new DOMParser).parseFromString(r,"application/xml"),s=i.querySelectorAll("HttpHeader");if(s.length>0){let t;for(let r=0,i=s.length;r<i;r++){var n,a;t=s[r];const i=null==(n=t.querySelector("name"))?void 0:n.textContent,o=null==(a=t.querySelector("value"))?void 0:a.textContent;i&&o&&e.setRequestHeader(i,o)}}const o=i.querySelector("Challenge"),l=null==o?void 0:o.textContent;if(!l)throw new Error("Cannot find <Challenge> in key message");return strToUtf8array(atob(l))}setupLicenseXHR(e,t,r,i){const s=this.config.licenseXhrSetup;return s?Promise.resolve().then((()=>{if(!r.decryptdata)throw new Error("Key removed");return s.call(this.hls,e,t,r,i)})).catch((n=>{if(!r.decryptdata)throw n;return e.open("POST",t,!0),s.call(this.hls,e,t,r,i)})).then((r=>{e.readyState||e.open("POST",t,!0);return{xhr:e,licenseChallenge:r||i}})):(e.open("POST",t,!0),Promise.resolve({xhr:e,licenseChallenge:i}))}requestLicense(e,t){const r=this.config.keyLoadPolicy.default;return new Promise(((i,s)=>{const n=this.getLicenseServerUrl(e.keySystem);this.log(`Sending license request to URL: ${n}`);const a=new XMLHttpRequest;a.responseType="arraybuffer",a.onreadystatechange=()=>{if(!this.hls||!e.mediaKeysSession)return s(new Error("invalid state"));if(4===a.readyState)if(200===a.status){this._requestLicenseFailureCount=0;let t=a.response;this.log(`License received ${t instanceof ArrayBuffer?t.byteLength:t}`);const r=this.config.licenseResponseCallback;if(r)try{t=r.call(this.hls,a,n,e)}catch(o){this.error(o)}i(t)}else{const o=r.errorRetry,l=o?o.maxNumRetry:0;if(this._requestLicenseFailureCount++,this._requestLicenseFailureCount>l||a.status>=400&&a.status<500)s(new EMEKeyError({type:ErrorTypes.KEY_SYSTEM_ERROR,details:ErrorDetails.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0,networkDetails:a,response:{url:n,data:void 0,code:a.status,text:a.statusText}},`License Request XHR failed (${n}). Status: ${a.status} (${a.statusText})`));else{const r=l-this._requestLicenseFailureCount+1;this.warn(`Retrying license request, ${r} attempts left`),this.requestLicense(e,t).then(i,s)}}},e.licenseXhr&&e.licenseXhr.readyState!==XMLHttpRequest.DONE&&e.licenseXhr.abort(),e.licenseXhr=a,this.setupLicenseXHR(a,n,e,t).then((({xhr:t,licenseChallenge:r})=>{e.keySystem==KeySystems.PLAYREADY&&(r=this.unpackPlayReadyKeyMessage(t,r)),t.send(r)}))}))}onMediaAttached(e,t){if(!this.config.emeEnabled)return;const r=t.media;this.media=r,r.addEventListener("encrypted",this.onMediaEncrypted),r.addEventListener("waitingforkey",this.onWaitingForKey)}onMediaDetached(){const e=this.media,t=this.mediaKeySessions;e&&(e.removeEventListener("encrypted",this.onMediaEncrypted),e.removeEventListener("waitingforkey",this.onWaitingForKey),this.media=null),this._requestLicenseFailureCount=0,this.setMediaKeysQueue=[],this.mediaKeySessions=[],this.keyIdToKeySessionPromise={},LevelKey.clearKeyUriToKeyIdMap();const r=t.length;EMEController.CDMCleanupPromise=Promise.all(t.map((e=>this.removeSession(e))).concat(null==e?void 0:e.setMediaKeys(null).catch((e=>{this.log(`Could not clear media keys: ${e}`)})))).then((()=>{r&&(this.log("finished closing key sessions and clearing media keys"),t.length=0)})).catch((e=>{this.log(`Could not close sessions and clear media keys: ${e}`)}))}onManifestLoading(){this.keyFormatPromise=null}onManifestLoaded(e,{sessionKeys:t}){if(t&&this.config.emeEnabled&&!this.keyFormatPromise){const e=t.reduce(((e,t)=>(-1===e.indexOf(t.keyFormat)&&e.push(t.keyFormat),e)),[]);this.log(`Selecting key-system from session-keys ${e.join(", ")}`),this.keyFormatPromise=this.getKeyFormatPromise(e)}}removeSession(e){const{mediaKeysSession:t,licenseXhr:r}=e;if(t){this.log(`Remove licenses and keys and close session ${t.sessionId}`),e._onmessage&&(t.removeEventListener("message",e._onmessage),e._onmessage=void 0),e._onkeystatuseschange&&(t.removeEventListener("keystatuseschange",e._onkeystatuseschange),e._onkeystatuseschange=void 0),r&&r.readyState!==XMLHttpRequest.DONE&&r.abort(),e.mediaKeysSession=e.decryptdata=e.licenseXhr=void 0;const i=this.mediaKeySessions.indexOf(e);return i>-1&&this.mediaKeySessions.splice(i,1),t.remove().catch((e=>{this.log(`Could not remove session: ${e}`)})).then((()=>t.close())).catch((e=>{this.log(`Could not close session: ${e}`)}))}}}EMEController.CDMCleanupPromise=void 0;class EMEKeyError extends Error{constructor(e,t){super(t),this.data=void 0,e.error||(e.error=new Error(t)),this.data=e,e.err=e.error}}var CmObjectType,CmObjectType2,CmStreamingFormat,CmStreamingFormat2,CmcdHeaderField,CmcdHeaderField2;CmObjectType2=CmObjectType||(CmObjectType={}),CmObjectType2.MANIFEST="m",CmObjectType2.AUDIO="a",CmObjectType2.VIDEO="v",CmObjectType2.MUXED="av",CmObjectType2.INIT="i",CmObjectType2.CAPTION="c",CmObjectType2.TIMED_TEXT="tt",CmObjectType2.KEY="k",CmObjectType2.OTHER="o",CmStreamingFormat2=CmStreamingFormat||(CmStreamingFormat={}),CmStreamingFormat2.DASH="d",CmStreamingFormat2.HLS="h",CmStreamingFormat2.SMOOTH="s",CmStreamingFormat2.OTHER="o",CmcdHeaderField2=CmcdHeaderField||(CmcdHeaderField={}),CmcdHeaderField2.OBJECT="CMCD-Object",CmcdHeaderField2.REQUEST="CMCD-Request",CmcdHeaderField2.SESSION="CMCD-Session",CmcdHeaderField2.STATUS="CMCD-Status";const CmcdHeaderMap={[CmcdHeaderField.OBJECT]:["br","d","ot","tb"],[CmcdHeaderField.REQUEST]:["bl","dl","mtp","nor","nrr","su"],[CmcdHeaderField.SESSION]:["cid","pr","sf","sid","st","v"],[CmcdHeaderField.STATUS]:["bs","rtp"]};class SfItem{constructor(e,t){this.value=void 0,this.params=void 0,Array.isArray(e)&&(e=e.map((e=>e instanceof SfItem?e:new SfItem(e)))),this.value=e,this.params=t}}class SfToken{constructor(e){this.description=void 0,this.description=e}}const DICT="Dict";function format(e){return Array.isArray(e)?JSON.stringify(e):e instanceof Map?"Map{}":e instanceof Set?"Set{}":"object"==typeof e?JSON.stringify(e):String(e)}function throwError(e,t,r,i){return new Error(`failed to ${e} "${format(t)}" as ${r}`,{cause:i})}const BARE_ITEM="Bare Item",BOOLEAN="Boolean",BYTES="Byte Sequence",DECIMAL="Decimal",INTEGER="Integer";function isInvalidInt(e){return e<-999999999999999||999999999999999<e}const STRING_REGEX=/[\x00-\x1f\x7f]+/,TOKEN="Token",KEY="Key";function serializeError(e,t,r){return throwError("serialize",e,t,r)}function serializeBoolean(e){if("boolean"!=typeof e)throw serializeError(e,BOOLEAN);return e?"?1":"?0"}function base64encode(e){return btoa(String.fromCharCode(...e))}function serializeByteSequence(e){if(!1===ArrayBuffer.isView(e))throw serializeError(e,BYTES);return`:${base64encode(e)}:`}function serializeInteger(e){if(isInvalidInt(e))throw serializeError(e,INTEGER);return e.toString()}function serializeDate(e){return`@${serializeInteger(e.getTime()/1e3)}`}function roundToEven(e,t){if(e<0)return-roundToEven(-e,t);const r=Math.pow(10,t);if(Math.abs(e*r%1-.5)<Number.EPSILON){const t=Math.floor(e*r);return(t%2==0?t:t+1)/r}return Math.round(e*r)/r}function serializeDecimal(e){const t=roundToEven(e,3);if(Math.floor(Math.abs(t)).toString().length>12)throw serializeError(e,DECIMAL);const r=t.toString();return r.includes(".")?r:`${r}.0`}const STRING="String";function serializeString(e){if(STRING_REGEX.test(e))throw serializeError(e,STRING);return`"${e.replace(/\\/g,"\\\\").replace(/"/g,'\\"')}"`}function symbolToStr(e){return e.description||e.toString().slice(7,-1)}function serializeToken(e){const t=symbolToStr(e);if(!1===/^([a-zA-Z*])([!#$%&'*+\-.^_`|~\w:/]*)$/.test(t))throw serializeError(t,TOKEN);return t}function serializeBareItem(e){switch(typeof e){case"number":if(!isFiniteNumber(e))throw serializeError(e,BARE_ITEM);return Number.isInteger(e)?serializeInteger(e):serializeDecimal(e);case"string":return serializeString(e);case"symbol":return serializeToken(e);case"boolean":return serializeBoolean(e);case"object":if(e instanceof Date)return serializeDate(e);if(e instanceof Uint8Array)return serializeByteSequence(e);if(e instanceof SfToken)return serializeToken(e);default:throw serializeError(e,BARE_ITEM)}}function serializeKey(e){if(!1===/^[a-z*][a-z0-9\-_.*]*$/.test(e))throw serializeError(e,KEY);return e}function serializeParams(e){return null==e?"":Object.entries(e).map((([e,t])=>!0===t?`;${serializeKey(e)}`:`;${serializeKey(e)}=${serializeBareItem(t)}`)).join("")}function serializeItem(e){return e instanceof SfItem?`${serializeBareItem(e.value)}${serializeParams(e.params)}`:serializeBareItem(e)}function serializeInnerList(e){return`(${e.value.map(serializeItem).join(" ")})${serializeParams(e.params)}`}function serializeDict(e,t={whitespace:!0}){if("object"!=typeof e)throw serializeError(e,DICT);const r=e instanceof Map?e.entries():Object.entries(e),i=null!=t&&t.whitespace?" ":"";return Array.from(r).map((([e,t])=>{t instanceof SfItem==!1&&(t=new SfItem(t));let r=serializeKey(e);return!0===t.value?r+=serializeParams(t.params):(r+="=",Array.isArray(t.value)?r+=serializeInnerList(t):r+=serializeItem(t)),r})).join(`,${i}`)}function encodeSfDict(e,t){return serializeDict(e,t)}const isTokenField=e=>"ot"===e||"sf"===e||"st"===e,isValid=e=>"number"==typeof e?isFiniteNumber(e):null!=e&&""!==e&&!1!==e;function urlToRelativePath(e,t){const r=new URL(e),i=new URL(t);if(r.origin!==i.origin)return e;const s=r.pathname.split("/").slice(1),n=i.pathname.split("/").slice(1,-1);for(;s[0]===n[0];)s.shift(),n.shift();for(;n.length;)n.shift(),s.unshift("..");return s.join("/")}function uuid(){try{return crypto.randomUUID()}catch(e){try{const e=URL.createObjectURL(new Blob),t=e.toString();return URL.revokeObjectURL(e),t.slice(t.lastIndexOf("/")+1)}catch(t){let e=(new Date).getTime();return"xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx".replace(/[xy]/g,(t=>{const r=(e+16*Math.random())%16|0;return e=Math.floor(e/16),("x"==t?r:3&r|8).toString(16)}))}}}const toRounded=e=>Math.round(e),toUrlSafe=(e,t)=>(null!=t&&t.baseUrl&&(e=urlToRelativePath(e,t.baseUrl)),encodeURIComponent(e)),toHundred=e=>100*toRounded(e/100),CmcdFormatters={br:toRounded,d:toRounded,bl:toHundred,dl:toHundred,mtp:toHundred,nor:toUrlSafe,rtp:toHundred,tb:toRounded};function processCmcd(e,t){const r={};if(null==e||"object"!=typeof e)return r;const i=Object.keys(e).sort(),s=_extends({},CmcdFormatters,null==t?void 0:t.formatters),n=null==t?void 0:t.filter;return i.forEach((i=>{if(null!=n&&n(i))return;let a=e[i];const o=s[i];o&&(a=o(a,t)),"v"===i&&1===a||"pr"==i&&1===a||isValid(a)&&(isTokenField(i)&&"string"==typeof a&&(a=new SfToken(a)),r[i]=a)})),r}function encodeCmcd(e,t={}){return e?encodeSfDict(processCmcd(e,t),_extends({whitespace:!1},t)):""}function toCmcdHeaders(e,t={}){if(!e)return{};const r=Object.entries(e),i=Object.entries(CmcdHeaderMap).concat(Object.entries((null==t?void 0:t.customHeaderMap)||{})),s=r.reduce(((e,t)=>{var r;const[s,n]=t,a=(null==(r=i.find((e=>e[1].includes(s))))?void 0:r[0])||CmcdHeaderField.REQUEST;return null!=e[a]||(e[a]={}),e[a][s]=n,e}),{});return Object.entries(s).reduce(((e,[r,i])=>(e[r]=encodeCmcd(i,t),e)),{})}function appendCmcdHeaders(e,t,r){return _extends(e,toCmcdHeaders(t,r))}const CMCD_PARAM="CMCD";function toCmcdQuery(e,t={}){if(!e)return"";const r=encodeCmcd(e,t);return`${CMCD_PARAM}=${encodeURIComponent(r)}`}const REGEX=/CMCD=[^&#]+/;function appendCmcdQuery(e,t,r){const i=toCmcdQuery(t,r);if(!i)return e;if(REGEX.test(e))return e.replace(REGEX,i);const s=e.includes("?")?"&":"?";return`${e}${s}${i}`}class CMCDController{constructor(e){this.hls=void 0,this.config=void 0,this.media=void 0,this.sid=void 0,this.cid=void 0,this.useHeaders=!1,this.includeKeys=void 0,this.initialized=!1,this.starved=!1,this.buffering=!0,this.audioBuffer=void 0,this.videoBuffer=void 0,this.onWaiting=()=>{this.initialized&&(this.starved=!0),this.buffering=!0},this.onPlaying=()=>{this.initialized||(this.initialized=!0),this.buffering=!1},this.applyPlaylistData=e=>{try{this.apply(e,{ot:CmObjectType.MANIFEST,su:!this.initialized})}catch(t){logger.warn("Could not generate manifest CMCD data.",t)}},this.applyFragmentData=e=>{try{const t=e.frag,r=this.hls.levels[t.level],i=this.getObjectType(t),s={d:1e3*t.duration,ot:i};i!==CmObjectType.VIDEO&&i!==CmObjectType.AUDIO&&i!=CmObjectType.MUXED||(s.br=r.bitrate/1e3,s.tb=this.getTopBandwidth(i)/1e3,s.bl=this.getBufferLength(i)),this.apply(e,s)}catch(t){logger.warn("Could not generate segment CMCD data.",t)}},this.hls=e;const t=this.config=e.config,{cmcd:r}=t;null!=r&&(t.pLoader=this.createPlaylistLoader(),t.fLoader=this.createFragmentLoader(),this.sid=r.sessionId||uuid(),this.cid=r.contentId,this.useHeaders=!0===r.useHeaders,this.includeKeys=r.includeKeys,this.registerListeners())}registerListeners(){const e=this.hls;e.on(Events.MEDIA_ATTACHED,this.onMediaAttached,this),e.on(Events.MEDIA_DETACHED,this.onMediaDetached,this),e.on(Events.BUFFER_CREATED,this.onBufferCreated,this)}unregisterListeners(){const e=this.hls;e.off(Events.MEDIA_ATTACHED,this.onMediaAttached,this),e.off(Events.MEDIA_DETACHED,this.onMediaDetached,this),e.off(Events.BUFFER_CREATED,this.onBufferCreated,this)}destroy(){this.unregisterListeners(),this.onMediaDetached(),this.hls=this.config=this.audioBuffer=this.videoBuffer=null,this.onWaiting=this.onPlaying=null}onMediaAttached(e,t){this.media=t.media,this.media.addEventListener("waiting",this.onWaiting),this.media.addEventListener("playing",this.onPlaying)}onMediaDetached(){this.media&&(this.media.removeEventListener("waiting",this.onWaiting),this.media.removeEventListener("playing",this.onPlaying),this.media=null)}onBufferCreated(e,t){var r,i;this.audioBuffer=null==(r=t.tracks.audio)?void 0:r.buffer,this.videoBuffer=null==(i=t.tracks.video)?void 0:i.buffer}createData(){var e;return{v:1,sf:CmStreamingFormat.HLS,sid:this.sid,cid:this.cid,pr:null==(e=this.media)?void 0:e.playbackRate,mtp:this.hls.bandwidthEstimate/1e3}}apply(e,t={}){_extends(t,this.createData());const r=t.ot===CmObjectType.INIT||t.ot===CmObjectType.VIDEO||t.ot===CmObjectType.MUXED;this.starved&&r&&(t.bs=!0,t.su=!0,this.starved=!1),null==t.su&&(t.su=this.buffering);const{includeKeys:i}=this;i&&(t=Object.keys(t).reduce(((e,r)=>(i.includes(r)&&(e[r]=t[r]),e)),{})),this.useHeaders?(e.headers||(e.headers={}),appendCmcdHeaders(e.headers,t)):e.url=appendCmcdQuery(e.url,t)}getObjectType(e){const{type:t}=e;return"subtitle"===t?CmObjectType.TIMED_TEXT:"initSegment"===e.sn?CmObjectType.INIT:"audio"===t?CmObjectType.AUDIO:"main"===t?this.hls.audioTracks.length?CmObjectType.VIDEO:CmObjectType.MUXED:void 0}getTopBandwidth(e){let t,r=0;const i=this.hls;if(e===CmObjectType.AUDIO)t=i.audioTracks;else{const e=i.maxAutoLevel,r=e>-1?e+1:i.levels.length;t=i.levels.slice(0,r)}for(const s of t)s.bitrate>r&&(r=s.bitrate);return r>0?r:NaN}getBufferLength(e){const t=this.hls.media,r=e===CmObjectType.AUDIO?this.audioBuffer:this.videoBuffer;if(!r||!t)return NaN;return 1e3*BufferHelper.bufferInfo(r,t.currentTime,this.config.maxBufferHole).len}createPlaylistLoader(){const{pLoader:e}=this.config,t=this.applyPlaylistData,r=e||this.config.loader;return class{constructor(e){this.loader=void 0,this.loader=new r(e)}get stats(){return this.loader.stats}get context(){return this.loader.context}destroy(){this.loader.destroy()}abort(){this.loader.abort()}load(e,r,i){t(e),this.loader.load(e,r,i)}}}createFragmentLoader(){const{fLoader:e}=this.config,t=this.applyFragmentData,r=e||this.config.loader;return class{constructor(e){this.loader=void 0,this.loader=new r(e)}get stats(){return this.loader.stats}get context(){return this.loader.context}destroy(){this.loader.destroy()}abort(){this.loader.abort()}load(e,r,i){t(e),this.loader.load(e,r,i)}}}}const PATHWAY_PENALTY_DURATION_MS=3e5;class ContentSteeringController{constructor(e){this.hls=void 0,this.log=void 0,this.loader=null,this.uri=null,this.pathwayId=".",this.pathwayPriority=null,this.timeToLoad=300,this.reloadTimer=-1,this.updated=0,this.started=!1,this.enabled=!0,this.levels=null,this.audioTracks=null,this.subtitleTracks=null,this.penalizedPathways={},this.hls=e,this.log=logger.log.bind(logger,"[content-steering]:"),this.registerListeners()}registerListeners(){const e=this.hls;e.on(Events.MANIFEST_LOADING,this.onManifestLoading,this),e.on(Events.MANIFEST_LOADED,this.onManifestLoaded,this),e.on(Events.MANIFEST_PARSED,this.onManifestParsed,this),e.on(Events.ERROR,this.onError,this)}unregisterListeners(){const e=this.hls;e&&(e.off(Events.MANIFEST_LOADING,this.onManifestLoading,this),e.off(Events.MANIFEST_LOADED,this.onManifestLoaded,this),e.off(Events.MANIFEST_PARSED,this.onManifestParsed,this),e.off(Events.ERROR,this.onError,this))}startLoad(){if(this.started=!0,this.clearTimeout(),this.enabled&&this.uri){if(this.updated){const e=1e3*this.timeToLoad-(performance.now()-this.updated);if(e>0)return void this.scheduleRefresh(this.uri,e)}this.loadSteeringManifest(this.uri)}}stopLoad(){this.started=!1,this.loader&&(this.loader.destroy(),this.loader=null),this.clearTimeout()}clearTimeout(){-1!==this.reloadTimer&&(self.clearTimeout(this.reloadTimer),this.reloadTimer=-1)}destroy(){this.unregisterListeners(),this.stopLoad(),this.hls=null,this.levels=this.audioTracks=this.subtitleTracks=null}removeLevel(e){const t=this.levels;t&&(this.levels=t.filter((t=>t!==e)))}onManifestLoading(){this.stopLoad(),this.enabled=!0,this.timeToLoad=300,this.updated=0,this.uri=null,this.pathwayId=".",this.levels=this.audioTracks=this.subtitleTracks=null}onManifestLoaded(e,t){const{contentSteering:r}=t;null!==r&&(this.pathwayId=r.pathwayId,this.uri=r.uri,this.started&&this.startLoad())}onManifestParsed(e,t){this.audioTracks=t.audioTracks,this.subtitleTracks=t.subtitleTracks}onError(e,t){const{errorAction:r}=t;if((null==r?void 0:r.action)===NetworkErrorAction.SendAlternateToPenaltyBox&&r.flags===ErrorActionFlags.MoveAllAlternatesMatchingHost){const e=this.levels;let i=this.pathwayPriority,s=this.pathwayId;if(t.context){const{groupId:r,pathwayId:i,type:n}=t.context;r&&e?s=this.getPathwayForGroupId(r,n,s):i&&(s=i)}s in this.penalizedPathways||(this.penalizedPathways[s]=performance.now()),!i&&e&&(i=e.reduce(((e,t)=>(-1===e.indexOf(t.pathwayId)&&e.push(t.pathwayId),e)),[])),i&&i.length>1&&(this.updatePathwayPriority(i),r.resolved=this.pathwayId!==s),r.resolved||logger.warn(`Could not resolve ${t.details} ("${t.error.message}") with content-steering for Pathway: ${s} levels: ${e?e.length:e} priorities: ${JSON.stringify(i)} penalized: ${JSON.stringify(this.penalizedPathways)}`)}}filterParsedLevels(e){this.levels=e;let t=this.getLevelsForPathway(this.pathwayId);if(0===t.length){const r=e[0].pathwayId;this.log(`No levels found in Pathway ${this.pathwayId}. Setting initial Pathway to "${r}"`),t=this.getLevelsForPathway(r),this.pathwayId=r}return t.length!==e.length?(this.log(`Found ${t.length}/${e.length} levels in Pathway "${this.pathwayId}"`),t):e}getLevelsForPathway(e){return null===this.levels?[]:this.levels.filter((t=>e===t.pathwayId))}updatePathwayPriority(e){let t;this.pathwayPriority=e;const r=this.penalizedPathways,i=performance.now();Object.keys(r).forEach((e=>{i-r[e]>PATHWAY_PENALTY_DURATION_MS&&delete r[e]}));for(let s=0;s<e.length;s++){const i=e[s];if(i in r)continue;if(i===this.pathwayId)return;const n=this.hls.nextLoadLevel,a=this.hls.levels[n];if(t=this.getLevelsForPathway(i),t.length>0){this.log(`Setting Pathway to "${i}"`),this.pathwayId=i,reassignFragmentLevelIndexes(t),this.hls.trigger(Events.LEVELS_UPDATED,{levels:t});const e=this.hls.levels[n];a&&e&&this.levels&&(e.attrs["STABLE-VARIANT-ID"]!==a.attrs["STABLE-VARIANT-ID"]&&e.bitrate!==a.bitrate&&this.log(`Unstable Pathways change from bitrate ${a.bitrate} to ${e.bitrate}`),this.hls.nextLoadLevel=n);break}}}getPathwayForGroupId(e,t,r){const i=this.getLevelsForPathway(r).concat(this.levels||[]);for(let s=0;s<i.length;s++)if(t===PlaylistContextType.AUDIO_TRACK&&i[s].hasAudioGroup(e)||t===PlaylistContextType.SUBTITLE_TRACK&&i[s].hasSubtitleGroup(e))return i[s].pathwayId;return r}clonePathways(e){const t=this.levels;if(!t)return;const r={},i={};e.forEach((e=>{const{ID:s,"BASE-ID":n,"URI-REPLACEMENT":a}=e;if(t.some((e=>e.pathwayId===s)))return;const o=this.getLevelsForPathway(n).map((e=>{const t=new AttrList(e.attrs);t["PATHWAY-ID"]=s;const n=t.AUDIO&&`${t.AUDIO}_clone_${s}`,o=t.SUBTITLES&&`${t.SUBTITLES}_clone_${s}`;n&&(r[t.AUDIO]=n,t.AUDIO=n),o&&(i[t.SUBTITLES]=o,t.SUBTITLES=o);const l=performUriReplacement(e.uri,t["STABLE-VARIANT-ID"],"PER-VARIANT-URIS",a),d=new Level({attrs:t,audioCodec:e.audioCodec,bitrate:e.bitrate,height:e.height,name:e.name,url:l,videoCodec:e.videoCodec,width:e.width});if(e.audioGroups)for(let r=1;r<e.audioGroups.length;r++)d.addGroupId("audio",`${e.audioGroups[r]}_clone_${s}`);if(e.subtitleGroups)for(let r=1;r<e.subtitleGroups.length;r++)d.addGroupId("text",`${e.subtitleGroups[r]}_clone_${s}`);return d}));t.push(...o),cloneRenditionGroups(this.audioTracks,r,a,s),cloneRenditionGroups(this.subtitleTracks,i,a,s)}))}loadSteeringManifest(e){const t=this.hls.config,r=t.loader;let i;this.loader&&this.loader.destroy(),this.loader=new r(t);try{i=new self.URL(e)}catch(d){return this.enabled=!1,void this.log(`Failed to parse Steering Manifest URI: ${e}`)}if("data:"!==i.protocol){const e=0|(this.hls.bandwidthEstimate||t.abrEwmaDefaultEstimate);i.searchParams.set("_HLS_pathway",this.pathwayId),i.searchParams.set("_HLS_throughput",""+e)}const s={responseType:"json",url:i.href},n=t.steeringManifestLoadPolicy.default,a=n.errorRetry||n.timeoutRetry||{},o={loadPolicy:n,timeout:n.maxLoadTimeMs,maxRetry:a.maxNumRetry||0,retryDelay:a.retryDelayMs||0,maxRetryDelay:a.maxRetryDelayMs||0},l={onSuccess:(e,t,r,s)=>{this.log(`Loaded steering manifest: "${i}"`);const n=e.data;if(1!==n.VERSION)return void this.log(`Steering VERSION ${n.VERSION} not supported!`);this.updated=performance.now(),this.timeToLoad=n.TTL;const{"RELOAD-URI":a,"PATHWAY-CLONES":o,"PATHWAY-PRIORITY":l}=n;if(a)try{this.uri=new self.URL(a,i).href}catch(d){return this.enabled=!1,void this.log(`Failed to parse Steering Manifest RELOAD-URI: ${a}`)}this.scheduleRefresh(this.uri||r.url),o&&this.clonePathways(o);const c={steeringManifest:n,url:i.toString()};this.hls.trigger(Events.STEERING_MANIFEST_LOADED,c),l&&this.updatePathwayPriority(l)},onError:(e,t,r,i)=>{if(this.log(`Error loading steering manifest: ${e.code} ${e.text} (${t.url})`),this.stopLoad(),410===e.code)return this.enabled=!1,void this.log(`Steering manifest ${t.url} no longer available`);let s=1e3*this.timeToLoad;if(429!==e.code)this.scheduleRefresh(this.uri||t.url,s);else{const e=this.loader;if("function"==typeof(null==e?void 0:e.getResponseHeader)){const t=e.getResponseHeader("Retry-After");t&&(s=1e3*parseFloat(t))}this.log(`Steering manifest ${t.url} rate limited`)}},onTimeout:(e,t,r)=>{this.log(`Timeout loading steering manifest (${t.url})`),this.scheduleRefresh(this.uri||t.url)}};this.log(`Requesting steering manifest: ${i}`),this.loader.load(s,o,l)}scheduleRefresh(e,t=1e3*this.timeToLoad){this.clearTimeout(),this.reloadTimer=self.setTimeout((()=>{var t;const r=null==(t=this.hls)?void 0:t.media;!r||r.ended?this.scheduleRefresh(e,1e3*this.timeToLoad):this.loadSteeringManifest(e)}),t)}}function cloneRenditionGroups(e,t,r,i){e&&Object.keys(t).forEach((s=>{const n=e.filter((e=>e.groupId===s)).map((e=>{const n=_extends({},e);return n.details=void 0,n.attrs=new AttrList(n.attrs),n.url=n.attrs.URI=performUriReplacement(e.url,e.attrs["STABLE-RENDITION-ID"],"PER-RENDITION-URIS",r),n.groupId=n.attrs["GROUP-ID"]=t[s],n.attrs["PATHWAY-ID"]=i,n}));e.push(...n)}))}function performUriReplacement(e,t,r,i){const{HOST:s,PARAMS:n,[r]:a}=i;let o;t&&(o=null==a?void 0:a[t],o&&(e=o));const l=new self.URL(e);return s&&!o&&(l.host=s),n&&Object.keys(n).sort().forEach((e=>{e&&l.searchParams.set(e,n[e])})),l.href}const AGE_HEADER_LINE_REGEX=/^age:\s*[\d.]+\s*$/im;class XhrLoader{constructor(e){this.xhrSetup=void 0,this.requestTimeout=void 0,this.retryTimeout=void 0,this.retryDelay=void 0,this.config=null,this.callbacks=null,this.context=null,this.loader=null,this.stats=void 0,this.xhrSetup=e&&e.xhrSetup||null,this.stats=new LoadStats,this.retryDelay=0}destroy(){this.callbacks=null,this.abortInternal(),this.loader=null,this.config=null,this.context=null,this.xhrSetup=null,this.stats=null}abortInternal(){const e=this.loader;self.clearTimeout(this.requestTimeout),self.clearTimeout(this.retryTimeout),e&&(e.onreadystatechange=null,e.onprogress=null,4!==e.readyState&&(this.stats.aborted=!0,e.abort()))}abort(){var e;this.abortInternal(),null!=(e=this.callbacks)&&e.onAbort&&this.callbacks.onAbort(this.stats,this.context,this.loader)}load(e,t,r){if(this.stats.loading.start)throw new Error("Loader can only be used once.");this.stats.loading.start=self.performance.now(),this.context=e,this.config=t,this.callbacks=r,this.loadInternal()}loadInternal(){const{config:e,context:t}=this;if(!e||!t)return;const r=this.loader=new self.XMLHttpRequest,i=this.stats;i.loading.first=0,i.loaded=0,i.aborted=!1;const s=this.xhrSetup;s?Promise.resolve().then((()=>{if(!this.stats.aborted)return s(r,t.url)})).catch((e=>(r.open("GET",t.url,!0),s(r,t.url)))).then((()=>{this.stats.aborted||this.openAndSendXhr(r,t,e)})).catch((e=>{this.callbacks.onError({code:r.status,text:e.message},t,r,i)})):this.openAndSendXhr(r,t,e)}openAndSendXhr(e,t,r){e.readyState||e.open("GET",t.url,!0);const i=t.headers,{maxTimeToFirstByteMs:s,maxLoadTimeMs:n}=r.loadPolicy;if(i)for(const a in i)e.setRequestHeader(a,i[a]);t.rangeEnd&&e.setRequestHeader("Range","bytes="+t.rangeStart+"-"+(t.rangeEnd-1)),e.onreadystatechange=this.readystatechange.bind(this),e.onprogress=this.loadprogress.bind(this),e.responseType=t.responseType,self.clearTimeout(this.requestTimeout),r.timeout=s&&isFiniteNumber(s)?s:n,this.requestTimeout=self.setTimeout(this.loadtimeout.bind(this),r.timeout),e.send()}readystatechange(){const{context:e,loader:t,stats:r}=this;if(!e||!t)return;const i=t.readyState,s=this.config;if(!r.aborted&&i>=2&&(0===r.loading.first&&(r.loading.first=Math.max(self.performance.now(),r.loading.start),s.timeout!==s.loadPolicy.maxLoadTimeMs&&(self.clearTimeout(this.requestTimeout),s.timeout=s.loadPolicy.maxLoadTimeMs,this.requestTimeout=self.setTimeout(this.loadtimeout.bind(this),s.loadPolicy.maxLoadTimeMs-(r.loading.first-r.loading.start)))),4===i)){self.clearTimeout(this.requestTimeout),t.onreadystatechange=null,t.onprogress=null;const i=t.status,n="text"!==t.responseType;if(i>=200&&i<300&&(n&&t.response||null!==t.responseText)){r.loading.end=Math.max(self.performance.now(),r.loading.first);const s=n?t.response:t.responseText,a="arraybuffer"===t.responseType?s.byteLength:s.length;if(r.loaded=r.total=a,r.bwEstimate=8e3*r.total/(r.loading.end-r.loading.first),!this.callbacks)return;const o=this.callbacks.onProgress;if(o&&o(r,e,s,t),!this.callbacks)return;const l={url:t.responseURL,data:s,code:i};this.callbacks.onSuccess(l,r,e,t)}else{const n=s.loadPolicy.errorRetry;shouldRetry(n,r.retry,!1,{url:e.url,data:void 0,code:i})?this.retry(n):(logger.error(`${i} while loading ${e.url}`),this.callbacks.onError({code:i,text:t.statusText},e,t,r))}}}loadtimeout(){var e;const t=null==(e=this.config)?void 0:e.loadPolicy.timeoutRetry;if(shouldRetry(t,this.stats.retry,!0))this.retry(t);else{var r;logger.warn(`timeout while loading ${null==(r=this.context)?void 0:r.url}`);const e=this.callbacks;e&&(this.abortInternal(),e.onTimeout(this.stats,this.context,this.loader))}}retry(e){const{context:t,stats:r}=this;this.retryDelay=getRetryDelay(e,r.retry),r.retry++,logger.warn(`${status?"HTTP Status "+status:"Timeout"} while loading ${null==t?void 0:t.url}, retrying ${r.retry}/${e.maxNumRetry} in ${this.retryDelay}ms`),this.abortInternal(),this.loader=null,self.clearTimeout(this.retryTimeout),this.retryTimeout=self.setTimeout(this.loadInternal.bind(this),this.retryDelay)}loadprogress(e){const t=this.stats;t.loaded=e.loaded,e.lengthComputable&&(t.total=e.total)}getCacheAge(){let e=null;if(this.loader&&AGE_HEADER_LINE_REGEX.test(this.loader.getAllResponseHeaders())){const t=this.loader.getResponseHeader("age");e=t?parseFloat(t):null}return e}getResponseHeader(e){return this.loader&&new RegExp(`^${e}:\\s*[\\d.]+\\s*$`,"im").test(this.loader.getAllResponseHeaders())?this.loader.getResponseHeader(e):null}}function fetchSupported(){if(self.fetch&&self.AbortController&&self.ReadableStream&&self.Request)try{return new self.ReadableStream({}),!0}catch(e){}return!1}const BYTERANGE=/(\d+)-(\d+)\/(\d+)/;class FetchLoader{constructor(e){this.fetchSetup=void 0,this.requestTimeout=void 0,this.request=null,this.response=null,this.controller=void 0,this.context=null,this.config=null,this.callbacks=null,this.stats=void 0,this.loader=null,this.fetchSetup=e.fetchSetup||getRequest,this.controller=new self.AbortController,this.stats=new LoadStats}destroy(){this.loader=this.callbacks=this.context=this.config=this.request=null,this.abortInternal(),this.response=null,this.fetchSetup=this.controller=this.stats=null}abortInternal(){this.controller&&!this.stats.loading.end&&(this.stats.aborted=!0,this.controller.abort())}abort(){var e;this.abortInternal(),null!=(e=this.callbacks)&&e.onAbort&&this.callbacks.onAbort(this.stats,this.context,this.response)}load(e,t,r){const i=this.stats;if(i.loading.start)throw new Error("Loader can only be used once.");i.loading.start=self.performance.now();const s=getRequestParameters(e,this.controller.signal),n=r.onProgress,a="arraybuffer"===e.responseType,o=a?"byteLength":"length",{maxTimeToFirstByteMs:l,maxLoadTimeMs:d}=t.loadPolicy;this.context=e,this.config=t,this.callbacks=r,this.request=this.fetchSetup(e,s),self.clearTimeout(this.requestTimeout),t.timeout=l&&isFiniteNumber(l)?l:d,this.requestTimeout=self.setTimeout((()=>{this.abortInternal(),r.onTimeout(i,e,this.response)}),t.timeout),self.fetch(this.request).then((s=>{this.response=this.loader=s;const o=Math.max(self.performance.now(),i.loading.start);if(self.clearTimeout(this.requestTimeout),t.timeout=d,this.requestTimeout=self.setTimeout((()=>{this.abortInternal(),r.onTimeout(i,e,this.response)}),d-(o-i.loading.start)),!s.ok){const{status:e,statusText:t}=s;throw new FetchError(t||"fetch, bad network response",e,s)}return i.loading.first=o,i.total=getContentLength(s.headers)||i.total,n&&isFiniteNumber(t.highWaterMark)?this.loadProgressively(s,i,e,t.highWaterMark,n):a?s.arrayBuffer():"json"===e.responseType?s.json():s.text()})).then((s=>{const a=this.response;if(!a)throw new Error("loader destroyed");self.clearTimeout(this.requestTimeout),i.loading.end=Math.max(self.performance.now(),i.loading.first);const l=s[o];l&&(i.loaded=i.total=l);const d={url:a.url,data:s,code:a.status};n&&!isFiniteNumber(t.highWaterMark)&&n(i,e,s,a),r.onSuccess(d,i,e,a)})).catch((t=>{if(self.clearTimeout(this.requestTimeout),i.aborted)return;const s=t&&t.code||0,n=t?t.message:null;r.onError({code:s,text:n},e,t?t.details:null,i)}))}getCacheAge(){let e=null;if(this.response){const t=this.response.headers.get("age");e=t?parseFloat(t):null}return e}getResponseHeader(e){return this.response?this.response.headers.get(e):null}loadProgressively(e,t,r,i=0,s){const n=new ChunkCache,a=e.body.getReader(),o=()=>a.read().then((a=>{if(a.done)return n.dataLength&&s(t,r,n.flush(),e),Promise.resolve(new ArrayBuffer(0));const l=a.value,d=l.length;return t.loaded+=d,d<i||n.dataLength?(n.push(l),n.dataLength>=i&&s(t,r,n.flush(),e)):s(t,r,l,e),o()})).catch((()=>Promise.reject()));return o()}}function getRequestParameters(e,t){const r={method:"GET",mode:"cors",credentials:"same-origin",signal:t,headers:new self.Headers(_extends({},e.headers))};return e.rangeEnd&&r.headers.set("Range","bytes="+e.rangeStart+"-"+String(e.rangeEnd-1)),r}function getByteRangeLength(e){const t=BYTERANGE.exec(e);if(t)return parseInt(t[2])-parseInt(t[1])+1}function getContentLength(e){const t=e.get("Content-Range");if(t){const e=getByteRangeLength(t);if(isFiniteNumber(e))return e}const r=e.get("Content-Length");if(r)return parseInt(r)}function getRequest(e,t){return new self.Request(e.url,t)}class FetchError extends Error{constructor(e,t,r){super(e),this.code=void 0,this.details=void 0,this.code=t,this.details=r}}const WHITESPACE_CHAR=/\s/,Cues={newCue(e,t,r,i){const s=[];let n,a,o,l,d;const c=self.VTTCue||self.TextTrackCue;for(let u=0;u<i.rows.length;u++)if(n=i.rows[u],o=!0,l=0,d="",!n.isEmpty()){var h;for(let e=0;e<n.chars.length;e++)WHITESPACE_CHAR.test(n.chars[e].uchar)&&o?l++:(d+=n.chars[e].uchar,o=!1);n.cueStartTime=t,t===r&&(r+=1e-4),l>=16?l--:l++;const i=fixLineBreaks(d.trim()),f=generateCueId(t,r,i);null!=e&&null!=(h=e.cues)&&h.getCueById(f)||(a=new c(t,r,i),a.id=f,a.line=u+1,a.align="left",a.position=10+Math.min(80,10*Math.floor(8*l/32)),s.push(a))}return e&&s.length&&(s.sort(((e,t)=>"auto"===e.line||"auto"===t.line?0:e.line>8&&t.line>8?t.line-e.line:e.line-t.line)),s.forEach((t=>addCueToTrack(e,t)))),s}},defaultLoadPolicy={maxTimeToFirstByteMs:8e3,maxLoadTimeMs:2e4,timeoutRetry:null,errorRetry:null},hlsDefaultConfig=_objectSpread2(_objectSpread2({autoStartLoad:!0,startPosition:-1,defaultAudioCodec:void 0,debug:!1,capLevelOnFPSDrop:!1,capLevelToPlayerSize:!1,ignoreDevicePixelRatio:!1,preferManagedMediaSource:!0,initialLiveManifestSize:1,maxBufferLength:30,backBufferLength:1/0,frontBufferFlushThreshold:1/0,maxBufferSize:6e7,maxBufferHole:.1,highBufferWatchdogPeriod:2,nudgeOffset:.1,nudgeMaxRetry:3,maxFragLookUpTolerance:.25,liveSyncDurationCount:3,liveMaxLatencyDurationCount:1/0,liveSyncDuration:void 0,liveMaxLatencyDuration:void 0,maxLiveSyncPlaybackRate:1,liveDurationInfinity:!1,liveBackBufferLength:null,maxMaxBufferLength:600,enableWorker:!0,workerPath:null,enableSoftwareAES:!0,startLevel:void 0,startFragPrefetch:!1,fpsDroppedMonitoringPeriod:5e3,fpsDroppedMonitoringThreshold:.2,appendErrorMaxRetry:3,loader:XhrLoader,fLoader:void 0,pLoader:void 0,xhrSetup:void 0,licenseXhrSetup:void 0,licenseResponseCallback:void 0,abrController:AbrController,bufferController:BufferController,capLevelController:CapLevelController,errorController:ErrorController,fpsController:FPSController,stretchShortVideoTrack:!1,maxAudioFramesDrift:1,forceKeyFrameOnDiscontinuity:!0,abrEwmaFastLive:3,abrEwmaSlowLive:9,abrEwmaFastVoD:3,abrEwmaSlowVoD:9,abrEwmaDefaultEstimate:5e5,abrEwmaDefaultEstimateMax:5e6,abrBandWidthFactor:.95,abrBandWidthUpFactor:.7,abrMaxWithRealBitrate:!1,maxStarvationDelay:4,maxLoadingDelay:4,minAutoBitrate:0,emeEnabled:!1,widevineLicenseUrl:void 0,drmSystems:{},drmSystemOptions:{},requestMediaKeySystemAccessFunc:requestMediaKeySystemAccess,testBandwidth:!0,progressive:!1,lowLatencyMode:!0,cmcd:void 0,enableDateRangeMetadataCues:!0,enableEmsgMetadataCues:!0,enableID3MetadataCues:!0,useMediaCapabilities:!0,certLoadPolicy:{default:defaultLoadPolicy},keyLoadPolicy:{default:{maxTimeToFirstByteMs:8e3,maxLoadTimeMs:2e4,timeoutRetry:{maxNumRetry:1,retryDelayMs:1e3,maxRetryDelayMs:2e4,backoff:"linear"},errorRetry:{maxNumRetry:8,retryDelayMs:1e3,maxRetryDelayMs:2e4,backoff:"linear"}}},manifestLoadPolicy:{default:{maxTimeToFirstByteMs:1/0,maxLoadTimeMs:2e4,timeoutRetry:{maxNumRetry:2,retryDelayMs:0,maxRetryDelayMs:0},errorRetry:{maxNumRetry:1,retryDelayMs:1e3,maxRetryDelayMs:8e3}}},playlistLoadPolicy:{default:{maxTimeToFirstByteMs:1e4,maxLoadTimeMs:2e4,timeoutRetry:{maxNumRetry:2,retryDelayMs:0,maxRetryDelayMs:0},errorRetry:{maxNumRetry:2,retryDelayMs:1e3,maxRetryDelayMs:8e3}}},fragLoadPolicy:{default:{maxTimeToFirstByteMs:1e4,maxLoadTimeMs:12e4,timeoutRetry:{maxNumRetry:4,retryDelayMs:0,maxRetryDelayMs:0},errorRetry:{maxNumRetry:6,retryDelayMs:1e3,maxRetryDelayMs:8e3}}},steeringManifestLoadPolicy:{default:{maxTimeToFirstByteMs:1e4,maxLoadTimeMs:2e4,timeoutRetry:{maxNumRetry:2,retryDelayMs:0,maxRetryDelayMs:0},errorRetry:{maxNumRetry:1,retryDelayMs:1e3,maxRetryDelayMs:8e3}}},manifestLoadingTimeOut:1e4,manifestLoadingMaxRetry:1,manifestLoadingRetryDelay:1e3,manifestLoadingMaxRetryTimeout:64e3,levelLoadingTimeOut:1e4,levelLoadingMaxRetry:4,levelLoadingRetryDelay:1e3,levelLoadingMaxRetryTimeout:64e3,fragLoadingTimeOut:2e4,fragLoadingMaxRetry:6,fragLoadingRetryDelay:1e3,fragLoadingMaxRetryTimeout:64e3},timelineConfig()),{},{subtitleStreamController:SubtitleStreamController,subtitleTrackController:SubtitleTrackController,timelineController:TimelineController,audioStreamController:AudioStreamController,audioTrackController:AudioTrackController,emeController:EMEController,cmcdController:CMCDController,contentSteeringController:ContentSteeringController});function timelineConfig(){return{cueHandler:Cues,enableWebVTT:!0,enableIMSC1:!0,enableCEA708Captions:!0,captionsTextTrack1Label:"English",captionsTextTrack1LanguageCode:"en",captionsTextTrack2Label:"Spanish",captionsTextTrack2LanguageCode:"es",captionsTextTrack3Label:"Unknown CC",captionsTextTrack3LanguageCode:"",captionsTextTrack4Label:"Unknown CC",captionsTextTrack4LanguageCode:"",renderTextTracksNatively:!0}}function mergeConfig(e,t){if((t.liveSyncDurationCount||t.liveMaxLatencyDurationCount)&&(t.liveSyncDuration||t.liveMaxLatencyDuration))throw new Error("Illegal hls.js config: don't mix up liveSyncDurationCount/liveMaxLatencyDurationCount and liveSyncDuration/liveMaxLatencyDuration");if(void 0!==t.liveMaxLatencyDurationCount&&(void 0===t.liveSyncDurationCount||t.liveMaxLatencyDurationCount<=t.liveSyncDurationCount))throw new Error('Illegal hls.js config: "liveMaxLatencyDurationCount" must be greater than "liveSyncDurationCount"');if(void 0!==t.liveMaxLatencyDuration&&(void 0===t.liveSyncDuration||t.liveMaxLatencyDuration<=t.liveSyncDuration))throw new Error('Illegal hls.js config: "liveMaxLatencyDuration" must be greater than "liveSyncDuration"');const r=deepCpy(e),i=["TimeOut","MaxRetry","RetryDelay","MaxRetryTimeout"];return["manifest","level","frag"].forEach((e=>{const s=`${"level"===e?"playlist":e}LoadPolicy`,n=void 0===t[s],a=[];i.forEach((i=>{const o=`${e}Loading${i}`,l=t[o];if(void 0!==l&&n){a.push(o);const e=r[s].default;switch(t[s]={default:e},i){case"TimeOut":e.maxLoadTimeMs=l,e.maxTimeToFirstByteMs=l;break;case"MaxRetry":e.errorRetry.maxNumRetry=l,e.timeoutRetry.maxNumRetry=l;break;case"RetryDelay":e.errorRetry.retryDelayMs=l,e.timeoutRetry.retryDelayMs=l;break;case"MaxRetryTimeout":e.errorRetry.maxRetryDelayMs=l,e.timeoutRetry.maxRetryDelayMs=l}}})),a.length&&logger.warn(`hls.js config: "${a.join('", "')}" setting(s) are deprecated, use "${s}": ${JSON.stringify(t[s])}`)})),_objectSpread2(_objectSpread2({},r),t)}function deepCpy(e){return e&&"object"==typeof e?Array.isArray(e)?e.map(deepCpy):Object.keys(e).reduce(((t,r)=>(t[r]=deepCpy(e[r]),t)),{}):e}function enableStreamingMode(e){const t=e.loader;if(t!==FetchLoader&&t!==XhrLoader)logger.log("[config]: Custom loader detected, cannot enable progressive streaming"),e.progressive=!1;else{fetchSupported()&&(e.loader=FetchLoader,e.progressive=!0,e.enableSoftwareAES=!0,logger.log("[config]: Progressive streaming enabled, using FetchLoader"))}}let chromeOrFirefox;class LevelController extends BasePlaylistController{constructor(e,t){super(e,"[level-controller]"),this._levels=[],this._firstLevel=-1,this._maxAutoLevel=-1,this._startLevel=void 0,this.currentLevel=null,this.currentLevelIndex=-1,this.manualLevelIndex=-1,this.steering=void 0,this.onParsedComplete=void 0,this.steering=t,this._registerListeners()}_registerListeners(){const{hls:e}=this;e.on(Events.MANIFEST_LOADING,this.onManifestLoading,this),e.on(Events.MANIFEST_LOADED,this.onManifestLoaded,this),e.on(Events.LEVEL_LOADED,this.onLevelLoaded,this),e.on(Events.LEVELS_UPDATED,this.onLevelsUpdated,this),e.on(Events.FRAG_BUFFERED,this.onFragBuffered,this),e.on(Events.ERROR,this.onError,this)}_unregisterListeners(){const{hls:e}=this;e.off(Events.MANIFEST_LOADING,this.onManifestLoading,this),e.off(Events.MANIFEST_LOADED,this.onManifestLoaded,this),e.off(Events.LEVEL_LOADED,this.onLevelLoaded,this),e.off(Events.LEVELS_UPDATED,this.onLevelsUpdated,this),e.off(Events.FRAG_BUFFERED,this.onFragBuffered,this),e.off(Events.ERROR,this.onError,this)}destroy(){this._unregisterListeners(),this.steering=null,this.resetLevels(),super.destroy()}stopLoad(){this._levels.forEach((e=>{e.loadError=0,e.fragmentError=0})),super.stopLoad()}resetLevels(){this._startLevel=void 0,this.manualLevelIndex=-1,this.currentLevelIndex=-1,this.currentLevel=null,this._levels=[],this._maxAutoLevel=-1}onManifestLoading(e,t){this.resetLevels()}onManifestLoaded(e,t){const r=this.hls.config.preferManagedMediaSource,i=[],s={},n={};let a=!1,o=!1,l=!1;t.levels.forEach((e=>{var t,d;const c=e.attrs;let{audioCodec:h,videoCodec:u}=e;-1!==(null==(t=h)?void 0:t.indexOf("mp4a.40.34"))&&(chromeOrFirefox||(chromeOrFirefox=/chrome|firefox/i.test(navigator.userAgent)),chromeOrFirefox&&(e.audioCodec=h=void 0)),h&&(e.audioCodec=h=getCodecCompatibleName(h,r)),0===(null==(d=u)?void 0:d.indexOf("avc1"))&&(u=e.videoCodec=convertAVC1ToAVCOTI(u));const{width:f,height:g,unknownCodecs:m}=e;if(a||(a=!(!f||!g)),o||(o=!!u),l||(l=!!h),null!=m&&m.length||h&&!areCodecsMediaSourceSupported(h,"audio",r)||u&&!areCodecsMediaSourceSupported(u,"video",r))return;const{CODECS:p,"FRAME-RATE":y,"HDCP-LEVEL":E,"PATHWAY-ID":v,RESOLUTION:T,"VIDEO-RANGE":S}=c,L=`${`${v||"."}-`}${e.bitrate}-${T}-${y}-${p}-${S}-${E}`;if(s[L])if(s[L].uri===e.url||e.attrs["PATHWAY-ID"])s[L].addGroupId("audio",c.AUDIO),s[L].addGroupId("text",c.SUBTITLES);else{const t=n[L]+=1;e.attrs["PATHWAY-ID"]=new Array(t+1).join(".");const r=new Level(e);s[L]=r,i.push(r)}else{const t=new Level(e);s[L]=t,n[L]=1,i.push(t)}})),this.filterAndSortMediaOptions(i,t,a,o,l)}filterAndSortMediaOptions(e,t,r,i,s){let n=[],a=[],o=e;if((r||i)&&s&&(o=o.filter((({videoCodec:e,videoRange:t,width:r,height:i})=>(!!e||!(!r||!i))&&isVideoRange(t)))),0===o.length)return void Promise.resolve().then((()=>{if(this.hls){t.levels.length&&this.warn(`One or more CODECS in variant not supported: ${JSON.stringify(t.levels[0].attrs)}`);const e=new Error("no level with compatible codecs found in manifest");this.hls.trigger(Events.ERROR,{type:ErrorTypes.MEDIA_ERROR,details:ErrorDetails.MANIFEST_INCOMPATIBLE_CODECS_ERROR,fatal:!0,url:t.url,error:e,reason:e.message})}}));if(t.audioTracks){const{preferManagedMediaSource:e}=this.hls.config;n=t.audioTracks.filter((t=>!t.audioCodec||areCodecsMediaSourceSupported(t.audioCodec,"audio",e))),assignTrackIdsByGroup(n)}t.subtitles&&(a=t.subtitles,assignTrackIdsByGroup(a));const l=o.slice(0);o.sort(((e,t)=>{if(e.attrs["HDCP-LEVEL"]!==t.attrs["HDCP-LEVEL"])return(e.attrs["HDCP-LEVEL"]||"")>(t.attrs["HDCP-LEVEL"]||"")?1:-1;if(r&&e.height!==t.height)return e.height-t.height;if(e.frameRate!==t.frameRate)return e.frameRate-t.frameRate;if(e.videoRange!==t.videoRange)return VideoRangeValues.indexOf(e.videoRange)-VideoRangeValues.indexOf(t.videoRange);if(e.videoCodec!==t.videoCodec){const r=videoCodecPreferenceValue(e.videoCodec),i=videoCodecPreferenceValue(t.videoCodec);if(r!==i)return i-r}if(e.uri===t.uri&&e.codecSet!==t.codecSet){const r=codecsSetSelectionPreferenceValue(e.codecSet),i=codecsSetSelectionPreferenceValue(t.codecSet);if(r!==i)return i-r}return e.averageBitrate!==t.averageBitrate?e.averageBitrate-t.averageBitrate:0}));let d=l[0];if(this.steering&&(o=this.steering.filterParsedLevels(o),o.length!==l.length))for(let f=0;f<l.length;f++)if(l[f].pathwayId===o[0].pathwayId){d=l[f];break}this._levels=o;for(let f=0;f<o.length;f++)if(o[f]===d){var c;this._firstLevel=f;const e=d.bitrate,t=this.hls.bandwidthEstimate;if(this.log(`manifest loaded, ${o.length} level(s) found, first bitrate: ${e}`),void 0===(null==(c=this.hls.userConfig)?void 0:c.abrEwmaDefaultEstimate)){const r=Math.min(e,this.hls.config.abrEwmaDefaultEstimateMax);r>t&&t===hlsDefaultConfig.abrEwmaDefaultEstimate&&(this.hls.bandwidthEstimate=r)}break}const h=s&&!i,u={levels:o,audioTracks:n,subtitleTracks:a,sessionData:t.sessionData,sessionKeys:t.sessionKeys,firstLevel:this._firstLevel,stats:t.stats,audio:s,video:i,altAudio:!h&&n.some((e=>!!e.url))};this.hls.trigger(Events.MANIFEST_PARSED,u),(this.hls.config.autoStartLoad||this.hls.forceStartLoad)&&this.hls.startLoad(this.hls.config.startPosition)}get levels(){return 0===this._levels.length?null:this._levels}get level(){return this.currentLevelIndex}set level(e){const t=this._levels;if(0===t.length)return;if(e<0||e>=t.length){const r=new Error("invalid level idx"),i=e<0;if(this.hls.trigger(Events.ERROR,{type:ErrorTypes.OTHER_ERROR,details:ErrorDetails.LEVEL_SWITCH_ERROR,level:e,fatal:i,error:r,reason:r.message}),i)return;e=Math.min(e,t.length-1)}const r=this.currentLevelIndex,i=this.currentLevel,s=i?i.attrs["PATHWAY-ID"]:void 0,n=t[e],a=n.attrs["PATHWAY-ID"];if(this.currentLevelIndex=e,this.currentLevel=n,r===e&&n.details&&i&&s===a)return;this.log(`Switching to level ${e} (${n.height?n.height+"p ":""}${n.videoRange?n.videoRange+" ":""}${n.codecSet?n.codecSet+" ":""}@${n.bitrate})${a?" with Pathway "+a:""} from level ${r}${s?" with Pathway "+s:""}`);const o={level:e,attrs:n.attrs,details:n.details,bitrate:n.bitrate,averageBitrate:n.averageBitrate,maxBitrate:n.maxBitrate,realBitrate:n.realBitrate,width:n.width,height:n.height,codecSet:n.codecSet,audioCodec:n.audioCodec,videoCodec:n.videoCodec,audioGroups:n.audioGroups,subtitleGroups:n.subtitleGroups,loaded:n.loaded,loadError:n.loadError,fragmentError:n.fragmentError,name:n.name,id:n.id,uri:n.uri,url:n.url,urlId:0,audioGroupIds:n.audioGroupIds,textGroupIds:n.textGroupIds};this.hls.trigger(Events.LEVEL_SWITCHING,o);const l=n.details;if(!l||l.live){const e=this.switchParams(n.uri,null==i?void 0:i.details);this.loadPlaylist(e)}}get manualLevel(){return this.manualLevelIndex}set manualLevel(e){this.manualLevelIndex=e,void 0===this._startLevel&&(this._startLevel=e),-1!==e&&(this.level=e)}get firstLevel(){return this._firstLevel}set firstLevel(e){this._firstLevel=e}get startLevel(){if(void 0===this._startLevel){const e=this.hls.config.startLevel;return void 0!==e?e:this.hls.firstAutoLevel}return this._startLevel}set startLevel(e){this._startLevel=e}onError(e,t){!t.fatal&&t.context&&t.context.type===PlaylistContextType.LEVEL&&t.context.level===this.level&&this.checkRetry(t)}onFragBuffered(e,{frag:t}){if(void 0!==t&&t.type===PlaylistLevelType.MAIN){const e=t.elementaryStreams;if(!Object.keys(e).some((t=>!!e[t])))return;const r=this._levels[t.level];null!=r&&r.loadError&&(this.log(`Resetting level error count of ${r.loadError} on frag buffered`),r.loadError=0)}}onLevelLoaded(e,t){var r;const{level:i,details:s}=t,n=this._levels[i];var a;if(!n)return this.warn(`Invalid level index ${i}`),void(null!=(a=t.deliveryDirectives)&&a.skip&&(s.deltaUpdateFailed=!0));i===this.currentLevelIndex?(0===n.fragmentError&&(n.loadError=0),this.playlistLoaded(i,t,n.details)):null!=(r=t.deliveryDirectives)&&r.skip&&(s.deltaUpdateFailed=!0)}loadPlaylist(e){super.loadPlaylist();const t=this.currentLevelIndex,r=this.currentLevel;if(r&&this.shouldLoadPlaylist(r)){let s=r.uri;if(e)try{s=e.addDirectives(s)}catch(i){this.warn(`Could not construct new URL with HLS Delivery Directives: ${i}`)}const n=r.attrs["PATHWAY-ID"];this.log(`Loading level index ${t}${void 0!==(null==e?void 0:e.msn)?" at sn "+e.msn+" part "+e.part:""} with${n?" Pathway "+n:""} ${s}`),this.clearTimer(),this.hls.trigger(Events.LEVEL_LOADING,{url:s,level:t,pathwayId:r.attrs["PATHWAY-ID"],id:0,deliveryDirectives:e||null})}}get nextLoadLevel(){return-1!==this.manualLevelIndex?this.manualLevelIndex:this.hls.nextAutoLevel}set nextLoadLevel(e){this.level=e,-1===this.manualLevelIndex&&(this.hls.nextAutoLevel=e)}removeLevel(e){var t;const r=this._levels.filter(((t,r)=>r!==e||(this.steering&&this.steering.removeLevel(t),t===this.currentLevel&&(this.currentLevel=null,this.currentLevelIndex=-1,t.details&&t.details.fragments.forEach((e=>e.level=-1))),!1)));reassignFragmentLevelIndexes(r),this._levels=r,this.currentLevelIndex>-1&&null!=(t=this.currentLevel)&&t.details&&(this.currentLevelIndex=this.currentLevel.details.fragments[0].level),this.hls.trigger(Events.LEVELS_UPDATED,{levels:r})}onLevelsUpdated(e,{levels:t}){this._levels=t}checkMaxAutoUpdated(){const{autoLevelCapping:e,maxAutoLevel:t,maxHdcpLevel:r}=this.hls;this._maxAutoLevel!==t&&(this._maxAutoLevel=t,this.hls.trigger(Events.MAX_AUTO_LEVEL_UPDATED,{autoLevelCapping:e,levels:this.levels,maxAutoLevel:t,minAutoLevel:this.hls.minAutoLevel,maxHdcpLevel:r}))}}function assignTrackIdsByGroup(e){const t={};e.forEach((e=>{const r=e.groupId||"";e.id=t[r]=t[r]||0,t[r]++}))}class KeyLoader{constructor(e){this.config=void 0,this.keyUriToKeyInfo={},this.emeController=null,this.config=e}abort(e){for(const r in this.keyUriToKeyInfo){const i=this.keyUriToKeyInfo[r].loader;if(i){var t;if(e&&e!==(null==(t=i.context)?void 0:t.frag.type))return;i.abort()}}}detach(){for(const e in this.keyUriToKeyInfo){const t=this.keyUriToKeyInfo[e];(t.mediaKeySessionContext||t.decryptdata.isCommonEncryption)&&delete this.keyUriToKeyInfo[e]}}destroy(){this.detach();for(const e in this.keyUriToKeyInfo){const t=this.keyUriToKeyInfo[e].loader;t&&t.destroy()}this.keyUriToKeyInfo={}}createKeyLoadError(e,t=ErrorDetails.KEY_LOAD_ERROR,r,i,s){return new LoadError({type:ErrorTypes.NETWORK_ERROR,details:t,fatal:!1,frag:e,response:s,error:r,networkDetails:i})}loadClear(e,t){if(this.emeController&&this.config.emeEnabled){const{sn:r,cc:i}=e;for(let e=0;e<t.length;e++){const s=t[e];if(i<=s.cc&&("initSegment"===r||"initSegment"===s.sn||r<s.sn)){this.emeController.selectKeySystemFormat(s).then((e=>{s.setKeyFormat(e)}));break}}}}load(e){return!e.decryptdata&&e.encrypted&&this.emeController?this.emeController.selectKeySystemFormat(e).then((t=>this.loadInternal(e,t))):this.loadInternal(e)}loadInternal(e,t){var r,i;t&&e.setKeyFormat(t);const s=e.decryptdata;if(!s){const r=new Error(t?`Expected frag.decryptdata to be defined after setting format ${t}`:"Missing decryption data on fragment in onKeyLoading");return Promise.reject(this.createKeyLoadError(e,ErrorDetails.KEY_LOAD_ERROR,r))}const n=s.uri;if(!n)return Promise.reject(this.createKeyLoadError(e,ErrorDetails.KEY_LOAD_ERROR,new Error(`Invalid key URI: "${n}"`)));let a=this.keyUriToKeyInfo[n];if(null!=(r=a)&&r.decryptdata.key)return s.key=a.decryptdata.key,Promise.resolve({frag:e,keyInfo:a});var o;if(null!=(i=a)&&i.keyLoadPromise)switch(null==(o=a.mediaKeySessionContext)?void 0:o.keyStatus){case void 0:case"status-pending":case"usable":case"usable-in-future":return a.keyLoadPromise.then((t=>(s.key=t.keyInfo.decryptdata.key,{frag:e,keyInfo:a})))}switch(a=this.keyUriToKeyInfo[n]={decryptdata:s,keyLoadPromise:null,loader:null,mediaKeySessionContext:null},s.method){case"ISO-23001-7":case"SAMPLE-AES":case"SAMPLE-AES-CENC":case"SAMPLE-AES-CTR":return"identity"===s.keyFormat?this.loadKeyHTTP(a,e):this.loadKeyEME(a,e);case"AES-128":return this.loadKeyHTTP(a,e);default:return Promise.reject(this.createKeyLoadError(e,ErrorDetails.KEY_LOAD_ERROR,new Error(`Key supplied with unsupported METHOD: "${s.method}"`)))}}loadKeyEME(e,t){const r={frag:t,keyInfo:e};if(this.emeController&&this.config.emeEnabled){const t=this.emeController.loadKey(r);if(t)return(e.keyLoadPromise=t.then((t=>(e.mediaKeySessionContext=t,r)))).catch((t=>{throw e.keyLoadPromise=null,t}))}return Promise.resolve(r)}loadKeyHTTP(e,t){const r=this.config,i=new(0,r.loader)(r);return t.keyLoader=e.loader=i,e.keyLoadPromise=new Promise(((s,n)=>{const a={keyInfo:e,frag:t,responseType:"arraybuffer",url:e.decryptdata.uri},o=r.keyLoadPolicy.default,l={loadPolicy:o,timeout:o.maxLoadTimeMs,maxRetry:0,retryDelay:0,maxRetryDelay:0},d={onSuccess:(e,t,r,i)=>{const{frag:a,keyInfo:o,url:l}=r;if(!a.decryptdata||o!==this.keyUriToKeyInfo[l])return n(this.createKeyLoadError(a,ErrorDetails.KEY_LOAD_ERROR,new Error("after key load, decryptdata unset or changed"),i));o.decryptdata.key=a.decryptdata.key=new Uint8Array(e.data),a.keyLoader=null,o.loader=null,s({frag:a,keyInfo:o})},onError:(e,r,i,s)=>{this.resetLoader(r),n(this.createKeyLoadError(t,ErrorDetails.KEY_LOAD_ERROR,new Error(`HTTP Error ${e.code} loading key ${e.text}`),i,_objectSpread2({url:a.url,data:void 0},e)))},onTimeout:(e,r,i)=>{this.resetLoader(r),n(this.createKeyLoadError(t,ErrorDetails.KEY_LOAD_TIMEOUT,new Error("key loading timed out"),i))},onAbort:(e,r,i)=>{this.resetLoader(r),n(this.createKeyLoadError(t,ErrorDetails.INTERNAL_ABORTED,new Error("key loading aborted"),i))}};i.load(a,l,d)}))}resetLoader(e){const{frag:t,keyInfo:r,url:i}=e,s=r.loader;t.keyLoader===s&&(t.keyLoader=null,r.loader=null),delete this.keyUriToKeyInfo[i],s&&s.destroy()}}function getSourceBuffer(){return self.SourceBuffer||self.WebKitSourceBuffer}function isMSESupported(){if(!getMediaSource())return!1;const e=getSourceBuffer();return!e||e.prototype&&"function"==typeof e.prototype.appendBuffer&&"function"==typeof e.prototype.remove}function isSupported(){if(!isMSESupported())return!1;const e=getMediaSource();return"function"==typeof(null==e?void 0:e.isTypeSupported)&&(["avc1.42E01E,mp4a.40.2","av01.0.01M.08","vp09.00.50.08"].some((t=>e.isTypeSupported(mimeTypeForCodec(t,"video"))))||["mp4a.40.2","fLaC"].some((t=>e.isTypeSupported(mimeTypeForCodec(t,"audio")))))}function changeTypeSupported(){var e;const t=getSourceBuffer();return"function"==typeof(null==t||null==(e=t.prototype)?void 0:e.changeType)}const STALL_MINIMUM_DURATION_MS=250,MAX_START_GAP_JUMP=2,SKIP_BUFFER_HOLE_STEP_SECONDS=.1,SKIP_BUFFER_RANGE_START=.05;class GapController{constructor(e,t,r,i){this.config=void 0,this.media=null,this.fragmentTracker=void 0,this.hls=void 0,this.nudgeRetry=0,this.stallReported=!1,this.stalled=null,this.moved=!1,this.seeking=!1,this.config=e,this.media=t,this.fragmentTracker=r,this.hls=i}destroy(){this.media=null,this.hls=this.fragmentTracker=null}poll(e,t){const{config:r,media:i,stalled:s}=this;if(null===i)return;const{currentTime:n,seeking:a}=i,o=this.seeking&&!a,l=!this.seeking&&a;if(this.seeking=a,n!==e){if(this.moved=!0,a||(this.nudgeRetry=0),null!==s){if(this.stallReported){const e=self.performance.now()-s;logger.warn(`playback not stuck anymore @${n}, after ${Math.round(e)}ms`),this.stallReported=!1}this.stalled=null}return}if(l||o)return void(this.stalled=null);if(i.paused&&!a||i.ended||0===i.playbackRate||!BufferHelper.getBuffered(i).length)return void(this.nudgeRetry=0);const d=BufferHelper.bufferInfo(i,n,0),c=d.nextStart||0;if(a){const e=d.len>MAX_START_GAP_JUMP,r=!c||t&&t.start<=n||c-n>MAX_START_GAP_JUMP&&!this.fragmentTracker.getPartialFragment(n);if(e||r)return;this.moved=!1}if(!this.moved&&null!==this.stalled){var h;if(!(d.len>0)&&!c)return;const e=Math.max(c,d.start||0)-n,t=this.hls.levels?this.hls.levels[this.hls.currentLevel]:null,r=(null==t||null==(h=t.details)?void 0:h.live)?2*t.details.targetduration:MAX_START_GAP_JUMP,s=this.fragmentTracker.getPartialFragment(n);if(e>0&&(e<=r||s))return void(i.paused||this._trySkipBufferHole(s))}const u=self.performance.now();if(null===s)return void(this.stalled=u);const f=u-s;if(!a&&f>=STALL_MINIMUM_DURATION_MS&&(this._reportStall(d),!this.media))return;const g=BufferHelper.bufferInfo(i,n,r.maxBufferHole);this._tryFixBufferStall(g,f)}_tryFixBufferStall(e,t){const{config:r,fragmentTracker:i,media:s}=this;if(null===s)return;const n=s.currentTime,a=i.getPartialFragment(n);if(a){if(this._trySkipBufferHole(a)||!this.media)return}(e.len>r.maxBufferHole||e.nextStart&&e.nextStart-n<r.maxBufferHole)&&t>1e3*r.highBufferWatchdogPeriod&&(logger.warn("Trying to nudge playhead over buffer-hole"),this.stalled=null,this._tryNudgeBuffer())}_reportStall(e){const{hls:t,media:r,stallReported:i}=this;if(!i&&r){this.stallReported=!0;const i=new Error(`Playback stalling at @${r.currentTime} due to low buffer (${JSON.stringify(e)})`);logger.warn(i.message),t.trigger(Events.ERROR,{type:ErrorTypes.MEDIA_ERROR,details:ErrorDetails.BUFFER_STALLED_ERROR,fatal:!1,error:i,buffer:e.len})}}_trySkipBufferHole(e){const{config:t,hls:r,media:i}=this;if(null===i)return 0;const s=i.currentTime,n=BufferHelper.bufferInfo(i,s,0),a=s<n.start?n.start:n.nextStart;if(a){const o=n.len<=t.maxBufferHole,l=n.len>0&&n.len<1&&i.readyState<3,d=a-s;if(d>0&&(o||l)){if(d>t.maxBufferHole){const{fragmentTracker:t}=this;let r=!1;if(0===s){const e=t.getAppendedFrag(0,PlaylistLevelType.MAIN);e&&a<e.end&&(r=!0)}if(!r){const r=e||t.getAppendedFrag(s,PlaylistLevelType.MAIN);if(r){let e=!1,i=r.end;for(;i<a;){const r=t.getPartialFragment(i);if(!r){e=!0;break}i+=r.duration}if(e)return 0}}}const n=Math.max(a+SKIP_BUFFER_RANGE_START,s+SKIP_BUFFER_HOLE_STEP_SECONDS);if(logger.warn(`skipping hole, adjusting currentTime from ${s} to ${n}`),this.moved=!0,this.stalled=null,i.currentTime=n,e&&!e.gap){const t=new Error(`fragment loaded with buffer holes, seeking from ${s} to ${n}`);r.trigger(Events.ERROR,{type:ErrorTypes.MEDIA_ERROR,details:ErrorDetails.BUFFER_SEEK_OVER_HOLE,fatal:!1,error:t,reason:t.message,frag:e})}return n}}return 0}_tryNudgeBuffer(){const{config:e,hls:t,media:r,nudgeRetry:i}=this;if(null===r)return;const s=r.currentTime;if(this.nudgeRetry++,i<e.nudgeMaxRetry){const n=s+(i+1)*e.nudgeOffset,a=new Error(`Nudging 'currentTime' from ${s} to ${n}`);logger.warn(a.message),r.currentTime=n,t.trigger(Events.ERROR,{type:ErrorTypes.MEDIA_ERROR,details:ErrorDetails.BUFFER_NUDGE_ON_STALL,error:a,fatal:!1})}else{const r=new Error(`Playhead still not moving while enough data buffered @${s} after ${e.nudgeMaxRetry} nudges`);logger.error(r.message),t.trigger(Events.ERROR,{type:ErrorTypes.MEDIA_ERROR,details:ErrorDetails.BUFFER_STALLED_ERROR,error:r,fatal:!0})}}}const TICK_INTERVAL=100;class StreamController extends BaseStreamController{constructor(e,t,r){super(e,t,r,"[stream-controller]",PlaylistLevelType.MAIN),this.audioCodecSwap=!1,this.gapController=null,this.level=-1,this._forceStartLoad=!1,this.altAudio=!1,this.audioOnly=!1,this.fragPlaying=null,this.onvplaying=null,this.onvseeked=null,this.fragLastKbps=0,this.couldBacktrack=!1,this.backtrackFragment=null,this.audioCodecSwitch=!1,this.videoBuffer=null,this._registerListeners()}_registerListeners(){const{hls:e}=this;e.on(Events.MEDIA_ATTACHED,this.onMediaAttached,this),e.on(Events.MEDIA_DETACHING,this.onMediaDetaching,this),e.on(Events.MANIFEST_LOADING,this.onManifestLoading,this),e.on(Events.MANIFEST_PARSED,this.onManifestParsed,this),e.on(Events.LEVEL_LOADING,this.onLevelLoading,this),e.on(Events.LEVEL_LOADED,this.onLevelLoaded,this),e.on(Events.FRAG_LOAD_EMERGENCY_ABORTED,this.onFragLoadEmergencyAborted,this),e.on(Events.ERROR,this.onError,this),e.on(Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),e.on(Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),e.on(Events.BUFFER_CREATED,this.onBufferCreated,this),e.on(Events.BUFFER_FLUSHED,this.onBufferFlushed,this),e.on(Events.LEVELS_UPDATED,this.onLevelsUpdated,this),e.on(Events.FRAG_BUFFERED,this.onFragBuffered,this)}_unregisterListeners(){const{hls:e}=this;e.off(Events.MEDIA_ATTACHED,this.onMediaAttached,this),e.off(Events.MEDIA_DETACHING,this.onMediaDetaching,this),e.off(Events.MANIFEST_LOADING,this.onManifestLoading,this),e.off(Events.MANIFEST_PARSED,this.onManifestParsed,this),e.off(Events.LEVEL_LOADED,this.onLevelLoaded,this),e.off(Events.FRAG_LOAD_EMERGENCY_ABORTED,this.onFragLoadEmergencyAborted,this),e.off(Events.ERROR,this.onError,this),e.off(Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),e.off(Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),e.off(Events.BUFFER_CREATED,this.onBufferCreated,this),e.off(Events.BUFFER_FLUSHED,this.onBufferFlushed,this),e.off(Events.LEVELS_UPDATED,this.onLevelsUpdated,this),e.off(Events.FRAG_BUFFERED,this.onFragBuffered,this)}onHandlerDestroying(){this._unregisterListeners(),super.onHandlerDestroying()}startLoad(e){if(this.levels){const{lastCurrentTime:t,hls:r}=this;if(this.stopLoad(),this.setInterval(TICK_INTERVAL),this.level=-1,!this.startFragRequested){let e=r.startLevel;-1===e&&(r.config.testBandwidth&&this.levels.length>1?(e=0,this.bitrateTest=!0):e=r.firstAutoLevel),r.nextLoadLevel=e,this.level=r.loadLevel,this.loadedmetadata=!1}t>0&&-1===e&&(this.log(`Override startPosition with lastCurrentTime @${t.toFixed(3)}`),e=t),this.state=State.IDLE,this.nextLoadPosition=this.startPosition=this.lastCurrentTime=e,this.tick()}else this._forceStartLoad=!0,this.state=State.STOPPED}stopLoad(){this._forceStartLoad=!1,super.stopLoad()}doTick(){switch(this.state){case State.WAITING_LEVEL:{const{levels:e,level:t}=this,r=null==e?void 0:e[t],i=null==r?void 0:r.details;if(i&&(!i.live||this.levelLastLoaded===r)){if(this.waitForCdnTuneIn(i))break;this.state=State.IDLE;break}if(this.hls.nextLoadLevel!==this.level){this.state=State.IDLE;break}break}case State.FRAG_LOADING_WAITING_RETRY:{var e;const t=self.performance.now(),r=this.retryDate;if(!r||t>=r||null!=(e=this.media)&&e.seeking){const{levels:e,level:t}=this,r=null==e?void 0:e[t];this.resetStartWhenNotLoaded(r||null),this.state=State.IDLE}}}this.state===State.IDLE&&this.doTickIdle(),this.onTickEnd()}onTickEnd(){super.onTickEnd(),this.checkBuffer(),this.checkFragmentChanged()}doTickIdle(){const{hls:e,levelLastLoaded:t,levels:r,media:i}=this;if(null===t||!i&&(this.startFragRequested||!e.config.startFragPrefetch))return;if(this.altAudio&&this.audioOnly)return;const s=e.nextLoadLevel;if(null==r||!r[s])return;const n=r[s],a=this.getMainFwdBufferInfo();if(null===a)return;const o=this.getLevelDetails();if(o&&this._streamEnded(a,o)){const e={};return this.altAudio&&(e.type="video"),this.hls.trigger(Events.BUFFER_EOS,e),void(this.state=State.ENDED)}e.loadLevel!==s&&-1===e.manualLevel&&this.log(`Adapting to level ${s} from level ${this.level}`),this.level=e.nextLoadLevel=s;const l=n.details;if(!l||this.state===State.WAITING_LEVEL||l.live&&this.levelLastLoaded!==n)return this.level=s,void(this.state=State.WAITING_LEVEL);const d=a.len,c=this.getMaxBufferLength(n.maxBitrate);if(d>=c)return;this.backtrackFragment&&this.backtrackFragment.start>a.end&&(this.backtrackFragment=null);const h=this.backtrackFragment?this.backtrackFragment.start:a.end;let u=this.getNextFragment(h,l);if(this.couldBacktrack&&!this.fragPrevious&&u&&"initSegment"!==u.sn&&this.fragmentTracker.getState(u)!==FragmentState.OK){var f;const e=(null!=(f=this.backtrackFragment)?f:u).sn-l.startSN,t=l.fragments[e-1];t&&u.cc===t.cc&&(u=t,this.fragmentTracker.removeFragment(t))}else this.backtrackFragment&&a.len&&(this.backtrackFragment=null);if(u&&this.isLoopLoading(u,h)){if(!u.gap){const e=this.audioOnly&&!this.altAudio?ElementaryStreamTypes.AUDIO:ElementaryStreamTypes.VIDEO,t=(e===ElementaryStreamTypes.VIDEO?this.videoBuffer:this.mediaBuffer)||this.media;t&&this.afterBufferFlushed(t,e,PlaylistLevelType.MAIN)}u=this.getNextFragmentLoopLoading(u,l,a,PlaylistLevelType.MAIN,c)}u&&(!u.initSegment||u.initSegment.data||this.bitrateTest||(u=u.initSegment),this.loadFragment(u,n,h))}loadFragment(e,t,r){const i=this.fragmentTracker.getState(e);this.fragCurrent=e,i===FragmentState.NOT_LOADED||i===FragmentState.PARTIAL?"initSegment"===e.sn?this._loadInitSegment(e,t):this.bitrateTest?(this.log(`Fragment ${e.sn} of level ${e.level} is being downloaded to test bitrate and will not be buffered`),this._loadBitrateTestFrag(e,t)):(this.startFragRequested=!0,super.loadFragment(e,t,r)):this.clearTrackerIfNeeded(e)}getBufferedFrag(e){return this.fragmentTracker.getBufferedFrag(e,PlaylistLevelType.MAIN)}followingBufferedFrag(e){return e?this.getBufferedFrag(e.end+.5):null}immediateLevelSwitch(){this.abortCurrentFrag(),this.flushMainBuffer(0,Number.POSITIVE_INFINITY)}nextLevelSwitch(){const{levels:e,media:t}=this;if(null!=t&&t.readyState){let r;const i=this.getAppendedFrag(t.currentTime);i&&i.start>1&&this.flushMainBuffer(0,i.start-1);const s=this.getLevelDetails();if(null!=s&&s.live){const e=this.getMainFwdBufferInfo();if(!e||e.len<2*s.targetduration)return}if(!t.paused&&e){const t=e[this.hls.nextLoadLevel],i=this.fragLastKbps;r=i&&this.fragCurrent?this.fragCurrent.duration*t.maxBitrate/(1e3*i)+1:0}else r=0;const n=this.getBufferedFrag(t.currentTime+r);if(n){const e=this.followingBufferedFrag(n);if(e){this.abortCurrentFrag();const t=e.maxStartPTS?e.maxStartPTS:e.start,r=e.duration,i=Math.max(n.end,t+Math.min(Math.max(r-this.config.maxFragLookUpTolerance,r*(this.couldBacktrack?.5:.125)),r*(this.couldBacktrack?.75:.25)));this.flushMainBuffer(i,Number.POSITIVE_INFINITY)}}}}abortCurrentFrag(){const e=this.fragCurrent;switch(this.fragCurrent=null,this.backtrackFragment=null,e&&(e.abortRequests(),this.fragmentTracker.removeFragment(e)),this.state){case State.KEY_LOADING:case State.FRAG_LOADING:case State.FRAG_LOADING_WAITING_RETRY:case State.PARSING:case State.PARSED:this.state=State.IDLE}this.nextLoadPosition=this.getLoadPosition()}flushMainBuffer(e,t){super.flushMainBuffer(e,t,this.altAudio?"video":null)}onMediaAttached(e,t){super.onMediaAttached(e,t);const r=t.media;this.onvplaying=this.onMediaPlaying.bind(this),this.onvseeked=this.onMediaSeeked.bind(this),r.addEventListener("playing",this.onvplaying),r.addEventListener("seeked",this.onvseeked),this.gapController=new GapController(this.config,r,this.fragmentTracker,this.hls)}onMediaDetaching(){const{media:e}=this;e&&this.onvplaying&&this.onvseeked&&(e.removeEventListener("playing",this.onvplaying),e.removeEventListener("seeked",this.onvseeked),this.onvplaying=this.onvseeked=null,this.videoBuffer=null),this.fragPlaying=null,this.gapController&&(this.gapController.destroy(),this.gapController=null),super.onMediaDetaching()}onMediaPlaying(){this.tick()}onMediaSeeked(){const e=this.media,t=e?e.currentTime:null;isFiniteNumber(t)&&this.log(`Media seeked to ${t.toFixed(3)}`);const r=this.getMainFwdBufferInfo();null!==r&&0!==r.len?this.tick():this.warn(`Main forward buffer length on "seeked" event ${r?r.len:"empty"})`)}onManifestLoading(){this.log("Trigger BUFFER_RESET"),this.hls.trigger(Events.BUFFER_RESET,void 0),this.fragmentTracker.removeAllFragments(),this.couldBacktrack=!1,this.startPosition=this.lastCurrentTime=this.fragLastKbps=0,this.levels=this.fragPlaying=this.backtrackFragment=this.levelLastLoaded=null,this.altAudio=this.audioOnly=this.startFragRequested=!1}onManifestParsed(e,t){let r=!1,i=!1;t.levels.forEach((e=>{const t=e.audioCodec;t&&(r=r||-1!==t.indexOf("mp4a.40.2"),i=i||-1!==t.indexOf("mp4a.40.5"))})),this.audioCodecSwitch=r&&i&&!changeTypeSupported(),this.audioCodecSwitch&&this.log("Both AAC/HE-AAC audio found in levels; declaring level codec as HE-AAC"),this.levels=t.levels,this.startFragRequested=!1}onLevelLoading(e,t){const{levels:r}=this;if(!r||this.state!==State.IDLE)return;const i=r[t.level];(!i.details||i.details.live&&this.levelLastLoaded!==i||this.waitForCdnTuneIn(i.details))&&(this.state=State.WAITING_LEVEL)}onLevelLoaded(e,t){var r;const{levels:i}=this,s=t.level,n=t.details,a=n.totalduration;if(!i)return void this.warn(`Levels were reset while loading level ${s}`);this.log(`Level ${s} loaded [${n.startSN},${n.endSN}]${n.lastPartSn?`[part-${n.lastPartSn}-${n.lastPartIndex}]`:""}, cc [${n.startCC}, ${n.endCC}] duration:${a}`);const o=i[s],l=this.fragCurrent;!l||this.state!==State.FRAG_LOADING&&this.state!==State.FRAG_LOADING_WAITING_RETRY||l.level!==t.level&&l.loader&&this.abortCurrentFrag();let d=0;if(n.live||null!=(r=o.details)&&r.live){var c;if(this.checkLiveUpdate(n),n.deltaUpdateFailed)return;d=this.alignPlaylists(n,o.details,null==(c=this.levelLastLoaded)?void 0:c.details)}if(o.details=n,this.levelLastLoaded=o,this.hls.trigger(Events.LEVEL_UPDATED,{details:n,level:s}),this.state===State.WAITING_LEVEL){if(this.waitForCdnTuneIn(n))return;this.state=State.IDLE}this.startFragRequested?n.live&&this.synchronizeToLiveEdge(n):this.setStartPosition(n,d),this.tick()}_handleFragmentLoadProgress(e){var t;const{frag:r,part:i,payload:s}=e,{levels:n}=this;if(!n)return void this.warn(`Levels were reset while fragment load was in progress. Fragment ${r.sn} of level ${r.level} will not be buffered`);const a=n[r.level],o=a.details;if(!o)return this.warn(`Dropping fragment ${r.sn} of level ${r.level} after level details were reset`),void this.fragmentTracker.removeFragment(r);const l=a.videoCodec,d=o.PTSKnown||!o.live,c=null==(t=r.initSegment)?void 0:t.data,h=this._getAudioCodec(a),u=this.transmuxer=this.transmuxer||new TransmuxerInterface(this.hls,PlaylistLevelType.MAIN,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)),f=i?i.index:-1,g=-1!==f,m=new ChunkMetadata(r.level,r.sn,r.stats.chunkCount,s.byteLength,f,g),p=this.initPTS[r.cc];u.push(s,c,h,l,r,i,o.totalduration,d,m,p)}onAudioTrackSwitching(e,t){const r=this.altAudio;if(!!!t.url){if(this.mediaBuffer!==this.media){this.log("Switching on main audio, use media.buffered to schedule main fragment loading"),this.mediaBuffer=this.media;const e=this.fragCurrent;e&&(this.log("Switching to main audio track, cancel main fragment load"),e.abortRequests(),this.fragmentTracker.removeFragment(e)),this.resetTransmuxer(),this.resetLoadingState()}else this.audioOnly&&this.resetTransmuxer();const e=this.hls;r&&(e.trigger(Events.BUFFER_FLUSHING,{startOffset:0,endOffset:Number.POSITIVE_INFINITY,type:null}),this.fragmentTracker.removeAllFragments()),e.trigger(Events.AUDIO_TRACK_SWITCHED,t)}}onAudioTrackSwitched(e,t){const r=t.id,i=!!this.hls.audioTracks[r].url;if(i){const e=this.videoBuffer;e&&this.mediaBuffer!==e&&(this.log("Switching on alternate audio, use video.buffered to schedule main fragment loading"),this.mediaBuffer=e)}this.altAudio=i,this.tick()}onBufferCreated(e,t){const r=t.tracks;let i,s,n=!1;for(const a in r){const e=r[a];if("main"===e.id){if(s=a,i=e,"video"===a){const e=r[a];e&&(this.videoBuffer=e.buffer)}}else n=!0}n&&i?(this.log(`Alternate track found, use ${s}.buffered to schedule main fragment loading`),this.mediaBuffer=i.buffer):this.mediaBuffer=this.media}onFragBuffered(e,t){const{frag:r,part:i}=t;if(r&&r.type!==PlaylistLevelType.MAIN)return;if(this.fragContextChanged(r))return this.warn(`Fragment ${r.sn}${i?" p: "+i.index:""} of level ${r.level} finished buffering, but was aborted. state: ${this.state}`),void(this.state===State.PARSED&&(this.state=State.IDLE));const s=i?i.stats:r.stats;this.fragLastKbps=Math.round(8*s.total/(s.buffering.end-s.loading.first)),"initSegment"!==r.sn&&(this.fragPrevious=r),this.fragBufferedComplete(r,i)}onError(e,t){var r;if(t.fatal)this.state=State.ERROR;else switch(t.details){case ErrorDetails.FRAG_GAP:case ErrorDetails.FRAG_PARSING_ERROR:case ErrorDetails.FRAG_DECRYPT_ERROR:case ErrorDetails.FRAG_LOAD_ERROR:case ErrorDetails.FRAG_LOAD_TIMEOUT:case ErrorDetails.KEY_LOAD_ERROR:case ErrorDetails.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(PlaylistLevelType.MAIN,t);break;case ErrorDetails.LEVEL_LOAD_ERROR:case ErrorDetails.LEVEL_LOAD_TIMEOUT:case ErrorDetails.LEVEL_PARSING_ERROR:t.levelRetry||this.state!==State.WAITING_LEVEL||(null==(r=t.context)?void 0:r.type)!==PlaylistContextType.LEVEL||(this.state=State.IDLE);break;case ErrorDetails.BUFFER_APPEND_ERROR:case ErrorDetails.BUFFER_FULL_ERROR:if(!t.parent||"main"!==t.parent)return;if(t.details===ErrorDetails.BUFFER_APPEND_ERROR)return void this.resetLoadingState();this.reduceLengthAndFlushBuffer(t)&&this.flushMainBuffer(0,Number.POSITIVE_INFINITY);break;case ErrorDetails.INTERNAL_EXCEPTION:this.recoverWorkerError(t)}}checkBuffer(){const{media:e,gapController:t}=this;if(e&&t&&e.readyState){if(this.loadedmetadata||!BufferHelper.getBuffered(e).length){const e=this.state!==State.IDLE?this.fragCurrent:null;t.poll(this.lastCurrentTime,e)}this.lastCurrentTime=e.currentTime}}onFragLoadEmergencyAborted(){this.state=State.IDLE,this.loadedmetadata||(this.startFragRequested=!1,this.nextLoadPosition=this.startPosition),this.tickImmediate()}onBufferFlushed(e,{type:t}){if(t!==ElementaryStreamTypes.AUDIO||this.audioOnly&&!this.altAudio){const e=(t===ElementaryStreamTypes.VIDEO?this.videoBuffer:this.mediaBuffer)||this.media;this.afterBufferFlushed(e,t,PlaylistLevelType.MAIN),this.tick()}}onLevelsUpdated(e,t){this.level>-1&&this.fragCurrent&&(this.level=this.fragCurrent.level),this.levels=t.levels}swapAudioCodec(){this.audioCodecSwap=!this.audioCodecSwap}seekToStartPos(){const{media:e}=this;if(!e)return;const t=e.currentTime;let r=this.startPosition;if(r>=0&&t<r){if(e.seeking)return void this.log(`could not seek to ${r}, already seeking at ${t}`);const i=BufferHelper.getBuffered(e),s=(i.length?i.start(0):0)-r;s>0&&(s<this.config.maxBufferHole||s<this.config.maxFragLookUpTolerance)&&(this.log(`adjusting start position by ${s} to match buffer start`),r+=s,this.startPosition=r),this.log(`seek to target start position ${r} from current time ${t}`),e.currentTime=r}}_getAudioCodec(e){let t=this.config.defaultAudioCodec||e.audioCodec;return this.audioCodecSwap&&t&&(this.log("Swapping audio codec"),t=-1!==t.indexOf("mp4a.40.5")?"mp4a.40.2":"mp4a.40.5"),t}_loadBitrateTestFrag(e,t){e.bitrateTest=!0,this._doFragLoad(e,t).then((r=>{const{hls:i}=this;if(!r||this.fragContextChanged(e))return;t.fragmentError=0,this.state=State.IDLE,this.startFragRequested=!1,this.bitrateTest=!1;const s=e.stats;s.parsing.start=s.parsing.end=s.buffering.start=s.buffering.end=self.performance.now(),i.trigger(Events.FRAG_LOADED,r),e.bitrateTest=!1}))}_handleTransmuxComplete(e){var t;const r="main",{hls:i}=this,{remuxResult:s,chunkMeta:n}=e,a=this.getCurrentContext(n);if(!a)return void this.resetWhenMissingContext(n);const{frag:o,part:l,level:d}=a,{video:c,text:h,id3:u,initSegment:f}=s,{details:g}=d,m=this.altAudio?void 0:s.audio;if(this.fragContextChanged(o))this.fragmentTracker.removeFragment(o);else{if(this.state=State.PARSING,f){if(null!=f&&f.tracks){const e=o.initSegment||o;this._bufferInitSegment(d,f.tracks,e,n),i.trigger(Events.FRAG_PARSING_INIT_SEGMENT,{frag:e,id:r,tracks:f.tracks})}const e=f.initPTS,t=f.timescale;isFiniteNumber(e)&&(this.initPTS[o.cc]={baseTime:e,timescale:t},i.trigger(Events.INIT_PTS_FOUND,{frag:o,id:r,initPTS:e,timescale:t}))}if(c&&g&&"initSegment"!==o.sn){const e=g.fragments[o.sn-1-g.startSN],t=o.sn===g.startSN,r=!e||o.cc>e.cc;if(!1!==s.independent){const{startPTS:e,endPTS:i,startDTS:s,endDTS:a}=c;if(l)l.elementaryStreams[c.type]={startPTS:e,endPTS:i,startDTS:s,endDTS:a};else if(c.firstKeyFrame&&c.independent&&1===n.id&&!r&&(this.couldBacktrack=!0),c.dropped&&c.independent){const s=this.getMainFwdBufferInfo(),n=(s?s.end:this.getLoadPosition())+this.config.maxBufferHole,l=c.firstKeyFramePTS?c.firstKeyFramePTS:e;if(!t&&n<l-this.config.maxBufferHole&&!r)return void this.backtrack(o);r&&(o.gap=!0),o.setElementaryStreamInfo(c.type,o.start,i,o.start,a,!0)}else t&&e>MAX_START_GAP_JUMP&&(o.gap=!0);o.setElementaryStreamInfo(c.type,e,i,s,a),this.backtrackFragment&&(this.backtrackFragment=o),this.bufferFragmentData(c,o,l,n,t||r)}else{if(!t&&!r)return void this.backtrack(o);o.gap=!0}}if(m){const{startPTS:e,endPTS:t,startDTS:r,endDTS:i}=m;l&&(l.elementaryStreams[ElementaryStreamTypes.AUDIO]={startPTS:e,endPTS:t,startDTS:r,endDTS:i}),o.setElementaryStreamInfo(ElementaryStreamTypes.AUDIO,e,t,r,i),this.bufferFragmentData(m,o,l,n)}if(g&&null!=u&&null!=(t=u.samples)&&t.length){const e={id:r,frag:o,details:g,samples:u.samples};i.trigger(Events.FRAG_PARSING_METADATA,e)}if(g&&h){const e={id:r,frag:o,details:g,samples:h.samples};i.trigger(Events.FRAG_PARSING_USERDATA,e)}}}_bufferInitSegment(e,t,r,i){if(this.state!==State.PARSING)return;this.audioOnly=!!t.audio&&!t.video,this.altAudio&&!this.audioOnly&&delete t.audio;const{audio:s,video:n,audiovideo:a}=t;if(s){let t=e.audioCodec;const r=navigator.userAgent.toLowerCase();this.audioCodecSwitch&&(t&&(t=-1!==t.indexOf("mp4a.40.5")?"mp4a.40.2":"mp4a.40.5"),1!==s.metadata.channelCount&&-1===r.indexOf("firefox")&&(t="mp4a.40.5")),t&&-1!==t.indexOf("mp4a.40.5")&&-1!==r.indexOf("android")&&"audio/mpeg"!==s.container&&(t="mp4a.40.2",this.log(`Android: force audio codec to ${t}`)),e.audioCodec&&e.audioCodec!==t&&this.log(`Swapping manifest audio codec "${e.audioCodec}" for "${t}"`),s.levelCodec=t,s.id="main",this.log(`Init audio buffer, container:${s.container}, codecs[selected/level/parsed]=[${t||""}/${e.audioCodec||""}/${s.codec}]`)}n&&(n.levelCodec=e.videoCodec,n.id="main",this.log(`Init video buffer, container:${n.container}, codecs[level/parsed]=[${e.videoCodec||""}/${n.codec}]`)),a&&this.log(`Init audiovideo buffer, container:${a.container}, codecs[level/parsed]=[${e.codecs}/${a.codec}]`),this.hls.trigger(Events.BUFFER_CODECS,t),Object.keys(t).forEach((e=>{const s=t[e].initSegment;null!=s&&s.byteLength&&this.hls.trigger(Events.BUFFER_APPENDING,{type:e,data:s,frag:r,part:null,chunkMeta:i,parent:r.type})})),this.tickImmediate()}getMainFwdBufferInfo(){return this.getFwdBufferInfo(this.mediaBuffer?this.mediaBuffer:this.media,PlaylistLevelType.MAIN)}backtrack(e){this.couldBacktrack=!0,this.backtrackFragment=e,this.resetTransmuxer(),this.flushBufferGap(e),this.fragmentTracker.removeFragment(e),this.fragPrevious=null,this.nextLoadPosition=e.start,this.state=State.IDLE}checkFragmentChanged(){const e=this.media;let t=null;if(e&&e.readyState>1&&!1===e.seeking){const r=e.currentTime;if(BufferHelper.isBuffered(e,r)?t=this.getAppendedFrag(r):BufferHelper.isBuffered(e,r+.1)&&(t=this.getAppendedFrag(r+.1)),t){this.backtrackFragment=null;const e=this.fragPlaying,r=t.level;e&&t.sn===e.sn&&e.level===r||(this.fragPlaying=t,this.hls.trigger(Events.FRAG_CHANGED,{frag:t}),e&&e.level===r||this.hls.trigger(Events.LEVEL_SWITCHED,{level:r}))}}}get nextLevel(){const e=this.nextBufferedFrag;return e?e.level:-1}get currentFrag(){const e=this.media;return e?this.fragPlaying||this.getAppendedFrag(e.currentTime):null}get currentProgramDateTime(){const e=this.media;if(e){const t=e.currentTime,r=this.currentFrag;if(r&&isFiniteNumber(t)&&isFiniteNumber(r.programDateTime)){const e=r.programDateTime+1e3*(t-r.start);return new Date(e)}}return null}get currentLevel(){const e=this.currentFrag;return e?e.level:-1}get nextBufferedFrag(){const e=this.currentFrag;return e?this.followingBufferedFrag(e):null}get forceStartLoad(){return this._forceStartLoad}}class Hls{static get version(){return"1.5.7"}static isMSESupported(){return isMSESupported()}static isSupported(){return isSupported()}static getMediaSource(){return getMediaSource()}static get Events(){return Events}static get ErrorTypes(){return ErrorTypes}static get ErrorDetails(){return ErrorDetails}static get DefaultConfig(){return Hls.defaultConfig?Hls.defaultConfig:hlsDefaultConfig}static set DefaultConfig(e){Hls.defaultConfig=e}constructor(e={}){this.config=void 0,this.userConfig=void 0,this.coreComponents=void 0,this.networkControllers=void 0,this.started=!1,this._emitter=new EventEmitter,this._autoLevelCapping=-1,this._maxHdcpLevel=null,this.abrController=void 0,this.bufferController=void 0,this.capLevelController=void 0,this.latencyController=void 0,this.levelController=void 0,this.streamController=void 0,this.audioTrackController=void 0,this.subtitleTrackController=void 0,this.emeController=void 0,this.cmcdController=void 0,this._media=null,this.url=null,this.triggeringException=void 0,enableLogs(e.debug||!1,"Hls instance");const t=this.config=mergeConfig(Hls.DefaultConfig,e);this.userConfig=e,t.progressive&&enableStreamingMode(t);const{abrController:r,bufferController:i,capLevelController:s,errorController:n,fpsController:a}=t,o=new n(this),l=this.abrController=new r(this),d=this.bufferController=new i(this),c=this.capLevelController=new s(this),h=new a(this),u=new PlaylistLoader(this),f=new ID3TrackController(this),g=t.contentSteeringController,m=g?new g(this):null,p=this.levelController=new LevelController(this,m),y=new FragmentTracker(this),E=new KeyLoader(this.config),v=this.streamController=new StreamController(this,y,E);c.setStreamController(v),h.setStreamController(v);const T=[u,p,v];m&&T.splice(1,0,m),this.networkControllers=T;const S=[l,d,c,h,f,y];this.audioTrackController=this.createController(t.audioTrackController,T);const L=t.audioStreamController;L&&T.push(new L(this,y,E)),this.subtitleTrackController=this.createController(t.subtitleTrackController,T);const A=t.subtitleStreamController;A&&T.push(new A(this,y,E)),this.createController(t.timelineController,S),E.emeController=this.emeController=this.createController(t.emeController,S),this.cmcdController=this.createController(t.cmcdController,S),this.latencyController=this.createController(LatencyController,S),this.coreComponents=S,T.push(o);const b=o.onErrorOut;"function"==typeof b&&this.on(Events.ERROR,b,o)}createController(e,t){if(e){const r=new e(this);return t&&t.push(r),r}return null}on(e,t,r=this){this._emitter.on(e,t,r)}once(e,t,r=this){this._emitter.once(e,t,r)}removeAllListeners(e){this._emitter.removeAllListeners(e)}off(e,t,r=this,i){this._emitter.off(e,t,r,i)}listeners(e){return this._emitter.listeners(e)}emit(e,t,r){return this._emitter.emit(e,t,r)}trigger(e,t){if(this.config.debug)return this.emit(e,e,t);try{return this.emit(e,e,t)}catch(r){if(logger.error("An internal error happened while handling event "+e+'. Error message: "'+r.message+'". Here is a stacktrace:',r),!this.triggeringException){this.triggeringException=!0;const t=e===Events.ERROR;this.trigger(Events.ERROR,{type:ErrorTypes.OTHER_ERROR,details:ErrorDetails.INTERNAL_EXCEPTION,fatal:t,event:e,error:r}),this.triggeringException=!1}}return!1}listenerCount(e){return this._emitter.listenerCount(e)}destroy(){logger.log("destroy"),this.trigger(Events.DESTROYING,void 0),this.detachMedia(),this.removeAllListeners(),this._autoLevelCapping=-1,this.url=null,this.networkControllers.forEach((e=>e.destroy())),this.networkControllers.length=0,this.coreComponents.forEach((e=>e.destroy())),this.coreComponents.length=0;const e=this.config;e.xhrSetup=e.fetchSetup=void 0,this.userConfig=null}attachMedia(e){logger.log("attachMedia"),this._media=e,this.trigger(Events.MEDIA_ATTACHING,{media:e})}detachMedia(){logger.log("detachMedia"),this.trigger(Events.MEDIA_DETACHING,void 0),this._media=null}loadSource(e){this.stopLoad();const t=this.media,r=this.url,i=this.url=urlToolkitExports.buildAbsoluteURL(self.location.href,e,{alwaysNormalize:!0});this._autoLevelCapping=-1,this._maxHdcpLevel=null,logger.log(`loadSource:${i}`),t&&r&&(r!==i||this.bufferController.hasSourceTypes())&&(this.detachMedia(),this.attachMedia(t)),this.trigger(Events.MANIFEST_LOADING,{url:e})}startLoad(e=-1){logger.log(`startLoad(${e})`),this.started=!0,this.networkControllers.forEach((t=>{t.startLoad(e)}))}stopLoad(){logger.log("stopLoad"),this.started=!1,this.networkControllers.forEach((e=>{e.stopLoad()}))}resumeBuffering(){this.started&&this.networkControllers.forEach((e=>{"fragmentLoader"in e&&e.startLoad(-1)}))}pauseBuffering(){this.networkControllers.forEach((e=>{"fragmentLoader"in e&&e.stopLoad()}))}swapAudioCodec(){logger.log("swapAudioCodec"),this.streamController.swapAudioCodec()}recoverMediaError(){logger.log("recoverMediaError");const e=this._media;this.detachMedia(),e&&this.attachMedia(e)}removeLevel(e){this.levelController.removeLevel(e)}get levels(){const e=this.levelController.levels;return e||[]}get currentLevel(){return this.streamController.currentLevel}set currentLevel(e){logger.log(`set currentLevel:${e}`),this.levelController.manualLevel=e,this.streamController.immediateLevelSwitch()}get nextLevel(){return this.streamController.nextLevel}set nextLevel(e){logger.log(`set nextLevel:${e}`),this.levelController.manualLevel=e,this.streamController.nextLevelSwitch()}get loadLevel(){return this.levelController.level}set loadLevel(e){logger.log(`set loadLevel:${e}`),this.levelController.manualLevel=e}get nextLoadLevel(){return this.levelController.nextLoadLevel}set nextLoadLevel(e){this.levelController.nextLoadLevel=e}get firstLevel(){return Math.max(this.levelController.firstLevel,this.minAutoLevel)}set firstLevel(e){logger.log(`set firstLevel:${e}`),this.levelController.firstLevel=e}get startLevel(){const e=this.levelController.startLevel;return-1===e&&this.abrController.forcedAutoLevel>-1?this.abrController.forcedAutoLevel:e}set startLevel(e){logger.log(`set startLevel:${e}`),-1!==e&&(e=Math.max(e,this.minAutoLevel)),this.levelController.startLevel=e}get capLevelToPlayerSize(){return this.config.capLevelToPlayerSize}set capLevelToPlayerSize(e){const t=!!e;t!==this.config.capLevelToPlayerSize&&(t?this.capLevelController.startCapping():(this.capLevelController.stopCapping(),this.autoLevelCapping=-1,this.streamController.nextLevelSwitch()),this.config.capLevelToPlayerSize=t)}get autoLevelCapping(){return this._autoLevelCapping}get bandwidthEstimate(){const{bwEstimator:e}=this.abrController;return e?e.getEstimate():NaN}set bandwidthEstimate(e){this.abrController.resetEstimator(e)}get ttfbEstimate(){const{bwEstimator:e}=this.abrController;return e?e.getEstimateTTFB():NaN}set autoLevelCapping(e){this._autoLevelCapping!==e&&(logger.log(`set autoLevelCapping:${e}`),this._autoLevelCapping=e,this.levelController.checkMaxAutoUpdated())}get maxHdcpLevel(){return this._maxHdcpLevel}set maxHdcpLevel(e){isHdcpLevel(e)&&this._maxHdcpLevel!==e&&(this._maxHdcpLevel=e,this.levelController.checkMaxAutoUpdated())}get autoLevelEnabled(){return-1===this.levelController.manualLevel}get manualLevel(){return this.levelController.manualLevel}get minAutoLevel(){const{levels:e,config:{minAutoBitrate:t}}=this;if(!e)return 0;const r=e.length;for(let i=0;i<r;i++)if(e[i].maxBitrate>=t)return i;return 0}get maxAutoLevel(){const{levels:e,autoLevelCapping:t,maxHdcpLevel:r}=this;let i;if(i=-1===t&&null!=e&&e.length?e.length-1:t,r)for(let s=i;s--;){const t=e[s].attrs["HDCP-LEVEL"];if(t&&t<=r)return s}return i}get firstAutoLevel(){return this.abrController.firstAutoLevel}get nextAutoLevel(){return this.abrController.nextAutoLevel}set nextAutoLevel(e){this.abrController.nextAutoLevel=e}get playingDate(){return this.streamController.currentProgramDateTime}get mainForwardBufferInfo(){return this.streamController.getMainFwdBufferInfo()}setAudioOption(e){var t;return null==(t=this.audioTrackController)?void 0:t.setAudioOption(e)}setSubtitleOption(e){var t;return null==(t=this.subtitleTrackController)||t.setSubtitleOption(e),null}get allAudioTracks(){const e=this.audioTrackController;return e?e.allAudioTracks:[]}get audioTracks(){const e=this.audioTrackController;return e?e.audioTracks:[]}get audioTrack(){const e=this.audioTrackController;return e?e.audioTrack:-1}set audioTrack(e){const t=this.audioTrackController;t&&(t.audioTrack=e)}get allSubtitleTracks(){const e=this.subtitleTrackController;return e?e.allSubtitleTracks:[]}get subtitleTracks(){const e=this.subtitleTrackController;return e?e.subtitleTracks:[]}get subtitleTrack(){const e=this.subtitleTrackController;return e?e.subtitleTrack:-1}get media(){return this._media}set subtitleTrack(e){const t=this.subtitleTrackController;t&&(t.subtitleTrack=e)}get subtitleDisplay(){const e=this.subtitleTrackController;return!!e&&e.subtitleDisplay}set subtitleDisplay(e){const t=this.subtitleTrackController;t&&(t.subtitleDisplay=e)}get lowLatencyMode(){return this.config.lowLatencyMode}set lowLatencyMode(e){this.config.lowLatencyMode=e}get liveSyncPosition(){return this.latencyController.liveSyncPosition}get latency(){return this.latencyController.latency}get maxLatency(){return this.latencyController.maxLatency}get targetLatency(){return this.latencyController.targetLatency}get drift(){return this.latencyController.drift}get forceStartLoad(){return this.streamController.forceStartLoad}}Hls.defaultConfig=void 0;const _hoisted_1={style:{"text-align":"center","font-size":"2em","padding-top":"20px"}},_hoisted_2={style:{"text-align":"center"}},_hoisted_3=createBaseVNode("div",{style:{"text-align":"center",margin:"30px"}},[createBaseVNode("div",{id:"mui-player",style:{margin:"auto"}})],-1);var _sfc_main=defineComponent({setup(e){const t=useRouter(),r=useMessage(),i=ref(),s=ref({});onMounted((()=>{i.value=t.currentRoute.value.query.id,n()}));const n=()=>{broadcastInfo({id:i.value}).then((e=>{var t,i;200==e.code?(console.log(e),s.value=e.data,t=e.data.live_address,i=e.data.type,new MuiPlayer(1==i?{container:"#mui-player",src:t,width:"50%",height:"500px",autoFit:!1,autoplay:!0,live:!0,parse:{type:"hls",loader:Hls,config:{debug:!1}}}:{container:"#mui-player",src:t,width:"50%",height:"500px",autoFit:!1,live:!1,autoplay:!0})):r.error(e.msg)}))};return(e,t)=>(openBlock(),createElementBlock(Fragment$1,null,[createVNode(_sfc_main$1),createBaseVNode("div",_hoisted_1,toDisplayString(s.value.title),1),createBaseVNode("div",_hoisted_2,toDisplayString(s.value.title_short),1),_hoisted_3,createVNode(Footer)],64))}});export{_sfc_main as default};
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