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1"./src/config.js":function(e,t,r){"use strict";Object.defineProperty(t,"__esModule",{value:!0});var i=r("./src/controller/abr-controller.js"),a=r("./src/controller/buffer-controller.js"),n=r("./src/controller/cap-level-controller.js"),s=r("./src/controller/fps-controller.js"),o=r("./src/utils/xhr-loader.js"),l=r("./src/controller/audio-track-controller.js"),u=r("./src/controller/audio-stream-controller.js"),d=r("./src/utils/cues.js"),c=r("./src/controller/timeline-controller.js"),f=r("./src/controller/subtitle-track-controller.js"),h=r("./src/controller/subtitle-stream-controller.js"),p=r("./src/controller/eme-controller.js"),g=r("./src/utils/mediakeys-helper.js");t.hlsDefaultConfig={autoStartLoad:!0,startPosition:-1,defaultAudioCodec:void 0,debug:!1,capLevelOnFPSDrop:!1,capLevelToPlayerSize:!1,initialLiveManifestSize:1,maxBufferLength:30,maxBufferSize:6e7,maxBufferHole:.5,lowBufferWatchdogPeriod:.5,highBufferWatchdogPeriod:3,nudgeOffset:.1,nudgeMaxRetry:3,maxFragLookUpTolerance:.25,liveSyncDurationCount:3,liveMaxLatencyDurationCount:1/0,liveSyncDuration:void 0,liveMaxLatencyDuration:void 0,liveDurationInfinity:!1,liveBackBufferLength:1/0,maxMaxBufferLength:600,enableWorker:!0,enableSoftwareAES:!0,manifestLoadingTimeOut:1e4,manifestLoadingMaxRetry:1,manifestLoadingRetryDelay:1e3,manifestLoadingMaxRetryTimeout:64e3,startLevel:void 0,levelLoadingTimeOut:1e4,levelLoadingMaxRetry:4,levelLoadingRetryDelay:1e3,levelLoadingMaxRetryTimeout:64e3,fragLoadingTimeOut:2e4,fragLoadingMaxRetry:6,fragLoadingRetryDelay:1e3,fragLoadingMaxRetryTimeout:64e3,startFragPrefetch:!1,fpsDroppedMonitoringPeriod:5e3,fpsDroppedMonitoringThreshold:.2,appendErrorMaxRetry:3,loader:o.default,fLoader:void 0,pLoader:void 0,xhrSetup:void 0,licenseXhrSetup:void 0,abrController:i.default,bufferController:a.default,capLevelController:n.default,fpsController:s.default,stretchShortVideoTrack:!1,maxAudioFramesDrift:1,forceKeyFrameOnDiscontinuity:!0,abrEwmaFastLive:3,abrEwmaSlowLive:9,abrEwmaFastVoD:3,abrEwmaSlowVoD:9,abrEwmaDefaultEstimate:5e5,abrBandWidthFactor:.95,abrBandWidthUpFactor:.7,abrMaxWithRealBitrate:!1,maxStarvationDelay:4,maxLoadingDelay:4,minAutoBitrate:0,emeEnabled:!1,widevineLicenseUrl:void 0,requestMediaKeySystemAccessFunc:g.requestMediaKeySystemAccess},t.hlsDefaultConfig.subtitleStreamController=h.SubtitleStreamController,t.hlsDefaultConfig.subtitleTrackController=f.default,t.hlsDefaultConfig.timelineController=c.default,t.hlsDefaultConfig.cueHandler=d,t.hlsDefaultConfig.enableCEA708Captions=!0,t.hlsDefaultConfig.enableWebVTT=!0,t.hlsDefaultConfig.captionsTextTrack1Label="English",t.hlsDefaultConfig.captionsTextTrack1LanguageCode="en",t.hlsDefaultConfig.captionsTextTrack2Label="Spanish",t.hlsDefaultConfig.captionsTextTrack2LanguageCode="es",t.hlsDefaultConfig.audioStreamController=u.default,t.hlsDefaultConfig.audioTrackController=l.default,t.hlsDefaultConfig.emeController=p.default},

1"./src/controller/abr-controller.js":function(e,t,r){"use strict";(function(e){var i,a=this&&this.__extends||(i=Object.setPrototypeOf||({__proto__:[]})instanceof Array&&function(e,t){e.__proto__=t}||function(e,t){for(var r in t)t.hasOwnProperty(r)&&(e[r]=t[r])},function(e,t){function r(){this.constructor=e}i(e,t),e.prototype=null===t?Object.create(t):(r.prototype=t.prototype,new r)});Object.defineProperty(t,"__esModule",{value:!0});var n=r("./src/events.js"),s=r("./src/event-handler.js"),o=r("./src/utils/buffer-helper.js"),l=r("./src/errors.js"),u=r("./src/utils/logger.js"),d=r("./src/utils/ewma-bandwidth-estimator.js"),c=window.performance,f=function(t){function r(e){var r=t.call(this,e,n.default.FRAG_LOADING,n.default.FRAG_LOADED,n.default.FRAG_BUFFERED,n.default.ERROR)||this;return r.lastLoadedFragLevel=0,r._nextAutoLevel=-1,r.hls=e,r.timer=null,r._bwEstimator=null,r.onCheck=r._abandonRulesCheck.bind(r),r}return a(r,t),r.prototype.destroy=function(){this.clearTimer(),s.default.prototype.destroy.call(this)},r.prototype.onFragLoading=function(e){var t=e.frag;if("main"===t.type&&(this.timer||(this.fragCurrent=t,this.timer=setInterval(this.onCheck,100)),!this._bwEstimator)){var r=this.hls,i=r.config,a=t.level,n=r.levels[a].details.live,s=void 0,o=void 0;n?(s=i.abrEwmaFastLive,o=i.abrEwmaSlowLive):(s=i.abrEwmaFastVoD,o=i.abrEwmaSlowVoD),this._bwEstimator=new d.default(r,o,s,i.abrEwmaDefaultEstimate)}},r.prototype._abandonRulesCheck=function(){var e=this.hls,t=e.media,r=this.fragCurrent;if(r){var i=r.loader,a=e.minAutoLevel;if(!i||i.stats&&i.stats.aborted){u.logger.warn("frag loader destroy or aborted, disarm abandonRules"),this.clearTimer(),this._nextAutoLevel=-1;return}var s=i.stats;if(t&&s&&(!t.paused&&0!==t.playbackRate||!t.readyState)&&r.autoLevel&&r.level){var l=c.now()-s.trequest,d=Math.abs(t.playbackRate);if(l>500*r.duration/d){var f=e.levels,h=Math.max(1,s.bw?s.bw/8:1e3*s.loaded/l),p=f[r.level],g=p.realBitrate?Math.max(p.realBitrate,p.bitrate):p.bitrate,v=s.total?s.total:Math.max(s.loaded,Math.round(r.duration*g/8)),m=t.currentTime,y=(v-s.loaded)/h,E=(o.BufferHelper.bufferInfo(t,m,e.config.maxBufferHole).end-m)/d;if(E<2*r.duration/d&&y>E){var _=void 0,T=void 0;for(T=r.level-1;T>a;T--){var S=f[T].realBitrate?Math.max(f[T].realBitrate,f[T].bitrate):f[T].bitrate;if((_=r.duration*S/(6.4*h))<E)break}_<y&&(u.logger.warn("loading too slow, abort fragment loading and switch to level "+T+":fragLoadedDelay["+T+"]<fragLoadedDelay["+(r.level-1)+"];bufferStarvationDelay:"+_.toFixed(1)+"<"+y.toFixed(1)+":"+E.toFixed(1)),e.nextLoadLevel=T,this._bwEstimator.sample(l,s.loaded),i.abort(),this.clearTimer(),e.trigger(n.default.FRAG_LOAD_EMERGENCY_ABORTED,{frag:r,stats:s}))}}}}},r.prototype.onFragLoaded=function(t){var r=t.frag;if("main"===r.type&&e.isFinite(r.sn)){if(this.clearTimer(),this.lastLoadedFragLevel=r.level,this._nextAutoLevel=-1,this.hls.config.abrMaxWithRealBitrate){var i=this.hls.levels[r.level],a=(i.loaded?i.loaded.bytes:0)+t.stats.loaded,n=(i.loaded?i.loaded.duration:0)+t.frag.duration;i.loaded={bytes:a,duration:n},i.realBitrate=Math.round(8*a/n)}if(t.frag.bitrateTest){var s=t.stats;s.tparsed=s.tbuffered=s.tload,this.onFragBuffered(t)}}},r.prototype.onFragBuffered=function(t){var r=t.stats,i=t.frag;if(!0!==r.aborted&&"main"===i.type&&e.isFinite(i.sn)&&(!i.bitrateTest||r.tload===r.tbuffered)){var a=r.tparsed-r.trequest;u.logger.log("latency/loading/parsing/append/kbps:"+Math.round(r.tfirst-r.trequest)+"/"+Math.round(r.tload-r.tfirst)+"/"+Math.round(r.tparsed-r.tload)+"/"+Math.round(r.tbuffered-r.tparsed)+"/"+Math.round(8*r.loaded/(r.tbuffered-r.trequest))),this._bwEstimator.sample(a,r.loaded),r.bwEstimate=this._bwEstimator.getEstimate(),i.bitrateTest?this.bitrateTestDelay=a/1e3:this.bitrateTestDelay=0}},r.prototype.onError=function(e){switch(e.details){case l.ErrorDetails.FRAG_LOAD_ERROR:case l.ErrorDetails.FRAG_LOAD_TIMEOUT:this.clearTimer()}},r.prototype.clearTimer=function(){clearInterval(this.timer),this.timer=null},Object.defineProperty(r.prototype,"nextAutoLevel",{get:function(){var e=this._nextAutoLevel,t=this._bwEstimator;if(-1!==e&&(!t||!t.canEstimate()))return e;var r=this._nextABRAutoLevel;

1return -1!==e&&(r=Math.min(e,r)),r},set:function(e){this._nextAutoLevel=e},enumerable:!0,configurable:!0}),Object.defineProperty(r.prototype,"_nextABRAutoLevel",{get:function(){var e=this.hls,t=e.maxAutoLevel,r=e.levels,i=e.config,a=e.minAutoLevel,n=e.media,s=this.lastLoadedFragLevel,l=this.fragCurrent?this.fragCurrent.duration:0,d=n?n.currentTime:0,c=n&&0!==n.playbackRate?Math.abs(n.playbackRate):1,f=this._bwEstimator?this._bwEstimator.getEstimate():i.abrEwmaDefaultEstimate,h=(o.BufferHelper.bufferInfo(n,d,i.maxBufferHole).end-d)/c,p=this._findBestLevel(s,l,f,a,t,h,i.abrBandWidthFactor,i.abrBandWidthUpFactor,r);if(p>=0)return p;u.logger.trace("rebuffering expected to happen, lets try to find a quality level minimizing the rebuffering");var g=l?Math.min(l,i.maxStarvationDelay):i.maxStarvationDelay,v=i.abrBandWidthFactor,m=i.abrBandWidthUpFactor;if(0===h){var y=this.bitrateTestDelay;y&&(g=(l?Math.min(l,i.maxLoadingDelay):i.maxLoadingDelay)-y,u.logger.trace("bitrate test took "+Math.round(1e3*y)+"ms, set first fragment max fetchDuration to "+Math.round(1e3*g)+" ms"),v=m=1)}return Math.max(p=this._findBestLevel(s,l,f,a,t,h+g,v,m,r),0)},enumerable:!0,configurable:!0}),r.prototype._findBestLevel=function(e,t,r,i,a,n,s,o,l){for(var d=a;d>=i;d--){var c=l[d];if(c){var f=c.details,h=f?f.totalduration/f.fragments.length:t,p=!!f&&f.live,g=void 0;g=d<=e?s*r:o*r;var v=l[d].realBitrate?Math.max(l[d].realBitrate,l[d].bitrate):l[d].bitrate,m=v*h/g;if(u.logger.trace("level/adjustedbw/bitrate/avgDuration/maxFetchDuration/fetchDuration: "+d+"/"+Math.round(g)+"/"+v+"/"+h+"/"+n+"/"+m),g>v&&(!m||p&&!this.bitrateTestDelay||m<n))return d}}return -1},r}(s.default);t.default=f}).call(this,r("./src/polyfills/number.js").Number)},

1"./src/controller/audio-stream-controller.js":function(e,t,r){"use strict";(function(e){var i,a=this&&this.__extends||(i=Object.setPrototypeOf||({__proto__:[]})instanceof Array&&function(e,t){e.__proto__=t}||function(e,t){for(var r in t)t.hasOwnProperty(r)&&(e[r]=t[r])},function(e,t){function r(){this.constructor=e}i(e,t),e.prototype=null===t?Object.create(t):(r.prototype=t.prototype,new r)});Object.defineProperty(t,"__esModule",{value:!0});var n=r("./src/utils/binary-search.js"),s=r("./src/utils/buffer-helper.js"),o=r("./src/demux/demuxer.js"),l=r("./src/events.js"),u=r("./src/controller/level-helper.js"),d=r("./src/utils/time-ranges.js"),c=r("./src/errors.js"),f=r("./src/utils/logger.js"),h=r("./src/utils/discontinuities.js"),p=r("./src/controller/fragment-tracker.js"),g=r("./src/loader/fragment.js"),v=r("./src/controller/base-stream-controller.js"),m=window.performance,y=function(t){function r(e,r){var i=t.call(this,e,l.default.MEDIA_ATTACHED,l.default.MEDIA_DETACHING,l.default.AUDIO_TRACKS_UPDATED,l.default.AUDIO_TRACK_SWITCHING,l.default.AUDIO_TRACK_LOADED,l.default.KEY_LOADED,l.default.FRAG_LOADED,l.default.FRAG_PARSING_INIT_SEGMENT,l.default.FRAG_PARSING_DATA,l.default.FRAG_PARSED,l.default.ERROR,l.default.BUFFER_RESET,l.default.BUFFER_CREATED,l.default.BUFFER_APPENDED,l.default.BUFFER_FLUSHED,l.default.INIT_PTS_FOUND)||this;return i.fragmentTracker=r,i.config=e.config,i.audioCodecSwap=!1,i._state=v.State.STOPPED,i.initPTS=[],i.waitingFragment=null,i.videoTrackCC=null,i}return a(r,t),r.prototype.onInitPtsFound=function(e){var t=e.id,r=e.frag.cc,i=e.initPTS;"main"===t&&(this.initPTS[r]=i,this.videoTrackCC=r,f.logger.log("InitPTS for cc: "+r+" found from video track: "+i),this.state===v.State.WAITING_INIT_PTS&&this.tick())},r.prototype.startLoad=function(e){if(this.tracks){var t=this.lastCurrentTime;this.stopLoad(),this.setInterval(100),this.fragLoadError=0,t>0&&-1===e?(f.logger.log("audio:override startPosition with lastCurrentTime @"+t.toFixed(3)),this.state=v.State.IDLE):(this.lastCurrentTime=this.startPosition?this.startPosition:e,this.state=v.State.STARTING),this.nextLoadPosition=this.startPosition=this.lastCurrentTime,this.tick()}else this.startPosition=e,this.state=v.State.STOPPED},Object.defineProperty(r.prototype,"state",{get:function(){return this._state},set:function(e){if(this.state!==e){var t=this.state;this._state=e,f.logger.log("audio stream:"+t+"->"+e)}},enumerable:!0,configurable:!0}),r.prototype.doTick=function(){var t,r,i,a=this.hls,o=a.config;switch(this.state){case v.State.ERROR:case v.State.PAUSED:case v.State.BUFFER_FLUSHING:break;case v.State.STARTING:this.state=v.State.WAITING_TRACK,this.loadedmetadata=!1;break;case v.State.IDLE:var u=this.tracks;if(!u||!this.media&&(this.startFragRequested||!o.startFragPrefetch))break;if(this.loadedmetadata)t=this.media.currentTime;else if(void 0===(t=this.nextLoadPosition))break;var d=this.mediaBuffer?this.mediaBuffer:this.media,c=this.videoBuffer?this.videoBuffer:this.media,g=s.BufferHelper.bufferInfo(d,t,o.maxBufferHole),y=s.BufferHelper.bufferInfo(c,t,o.maxBufferHole),E=g.len,_=g.end,T=this.fragPrevious,S=Math.max(Math.min(o.maxBufferLength,o.maxMaxBufferLength),y.len),b=this.audioSwitch,A=this.trackId;if((E<S||b)&&A<u.length){if(void 0===(i=u[A].details)){this.state=v.State.WAITING_TRACK;break}if(!b&&this._streamEnded(g,i)){this.hls.trigger(l.default.BUFFER_EOS,{type:"audio"}),this.state=v.State.ENDED;return}var R=i.fragments,D=R.length,L=R[0].start,O=R[D-1].start+R[D-1].duration,w=void 0;if(b){if(i.live&&!i.PTSKnown)f.logger.log("switching audiotrack, live stream, unknown PTS,load first fragment"),_=0;else if(_=t,i.PTSKnown&&t<L){if(!(g.end>L)&&!g.nextStart)return;f.logger.log("alt audio track ahead of main track, seek to start of alt audio track"),this.media.currentTime=L+.05}}if(i.initSegment&&!i.initSegment.data)w=i.initSegment;else if(_<=L){if(w=R[0],null!==this.videoTrackCC&&w.cc!==this.videoTrackCC&&(w=h.findFragWithCC(R,this.videoTrackCC)),i.live&&w.loadIdx&&w.loadIdx===this.fragLoadIdx){var I=g.nextStart?g.nextStart:L;f.logger.log("no alt audio available @currentTime:"+this.media.currentTime+", seeking @"+(I+.05)),this.media.currentTime=I+.05;return}}else{var k=void 0,P=o.maxFragLookUpTolerance,C=T?R[T.sn-R[0].sn+1]:void 0,x=function(e){var t=Math.min(P,e.duration);return e.start+e.duration-t<=_?1:e.start-t>_&&e.start?-1:0};_<O?(_>O-P&&(P=0),k=C&&!x(C)?C:n.default.search(R,x)):k=R[D-1],k&&(w=k,L=k.start,T&&w.level===T.level&&w.sn===T.sn&&(w.sn<i.endSN?(w=R[w.sn+1-i.startSN],f.logger.log("SN just loaded, load next one: "+w.sn)):w=null))}w&&(w.encrypted?(f.logger.log("Loading key for "+w.sn+" of ["+i.startSN+" ,"+i.endSN+"],track "+A),this.state=v.State.KEY_LOADING,a.trigger(l.default.KEY_LOADING,{frag:w})):(f.logger.log("Loading "+w.sn+", cc: "+w.cc+" of ["+i.startSN+" ,"+i.endSN+"],track "+A+", currentTime:"+t+",bufferEnd:"+_.toFixed(3)),this.fragCurrent=w,(b||this.fragmentTracker.getState(w)===p.FragmentState.NOT_LOADED)&&(this.startFragRequested=!0,e.isFinite(w.sn)&&(this.nextLoadPosition=w.start+w.duration),a.trigger(l.default.FRAG_LOADING,{frag:w}),this.state=v.State.FRAG_LOADING)))}break;case v.State.WAITING_TRACK:(r=this.tracks[this.trackId])&&r.details&&(this.state=v.State.IDLE);break;case v.State.FRAG_LOADING_WAITING_RETRY:var F=m.now(),M=this.retryDate,N=(d=this.media)&&d.seeking;(!M||F>=M||N)&&(f.logger.log("audioStreamController: retryDate reached, switch back to IDLE state"),this.state=v.State.IDLE);break;case v.State.WAITING_INIT_PTS:var j=this.videoTrackCC;if(void 0===this.initPTS[j])break;var U=this.waitingFragment;if(U){var B=U.frag.cc;j!==B?(r=this.tracks[this.trackId]).details&&r.details.live&&(f.logger.warn("Waiting fragment CC ("+B+") does not match video track CC ("+j+")"),this.waitingFragment=null,this.state=v.State.IDLE):(this.state=v.State.FRAG_LOADING,this.onFragLoaded(this.waitingFragment),this.waitingFragment=null)}else this.state=v.State.IDLE;case v.State.STOPPED:case v.State.FRAG_LOADING:case v.State.PARSING:case v.State.PARSED:case v.State.ENDED:}},r.prototype.onMediaAttached=function(e){var t=this.media=this.mediaBuffer=e.media;this.onvseeking=this.onMediaSeeking.bind(this),this.onvended=this.onMediaEnded.bind(this),t.addEventListener("seeking",this.onvseeking),t.addEventListener("ended",this.onvended);var r=this.config;

1this.tracks&&r.autoStartLoad&&this.startLoad(r.startPosition)},r.prototype.onMediaDetaching=function(){var e=this.media;e&&e.ended&&(f.logger.log("MSE detaching and video ended, reset startPosition"),this.startPosition=this.lastCurrentTime=0),e&&(e.removeEventListener("seeking",this.onvseeking),e.removeEventListener("ended",this.onvended),this.onvseeking=this.onvseeked=this.onvended=null),this.media=this.mediaBuffer=this.videoBuffer=null,this.loadedmetadata=!1,this.stopLoad()},r.prototype.onAudioTracksUpdated=function(e){f.logger.log("audio tracks updated"),this.tracks=e.audioTracks},r.prototype.onAudioTrackSwitching=function(e){var t=!!e.url;this.trackId=e.id,this.fragCurrent=null,this.state=v.State.PAUSED,this.waitingFragment=null,t?this.setInterval(100):this.demuxer&&(this.demuxer.destroy(),this.demuxer=null),t&&(this.audioSwitch=!0,this.state=v.State.IDLE),this.tick()},r.prototype.onAudioTrackLoaded=function(t){var r=t.details,i=t.id,a=this.tracks[i],n=r.totalduration,s=0;if(f.logger.log("track "+i+" loaded ["+r.startSN+","+r.endSN+"],duration:"+n),r.live){var o=a.details;o&&r.fragments.length>0?(u.mergeDetails(o,r),s=r.fragments[0].start,r.PTSKnown?f.logger.log("live audio playlist sliding:"+s.toFixed(3)):f.logger.log("live audio playlist - outdated PTS, unknown sliding")):(r.PTSKnown=!1,f.logger.log("live audio playlist - first load, unknown sliding"))}else r.PTSKnown=!1;if(a.details=r,!this.startFragRequested){if(-1===this.startPosition){var l=r.startTimeOffset;e.isFinite(l)?(f.logger.log("start time offset found in playlist, adjust startPosition to "+l),this.startPosition=l):this.startPosition=0}this.nextLoadPosition=this.startPosition}this.state===v.State.WAITING_TRACK&&(this.state=v.State.IDLE),this.tick()},r.prototype.onKeyLoaded=function(){this.state===v.State.KEY_LOADING&&(this.state=v.State.IDLE,this.tick())},r.prototype.onFragLoaded=function(e){var t=this.fragCurrent,r=e.frag;if(this.state===v.State.FRAG_LOADING&&t&&"audio"===r.type&&r.level===t.level&&r.sn===t.sn){var i=this.tracks[this.trackId],a=i.details,n=a.totalduration,s=t.level,u=t.sn,d=t.cc,c=this.config.defaultAudioCodec||i.audioCodec||"mp4a.40.2",h=this.stats=e.stats;if("initSegment"===u)this.state=v.State.IDLE,h.tparsed=h.tbuffered=m.now(),a.initSegment.data=e.payload,this.hls.trigger(l.default.FRAG_BUFFERED,{stats:h,frag:t,id:"audio"}),this.tick();else{this.state=v.State.PARSING,this.appended=!1,this.demuxer||(this.demuxer=new o.default(this.hls,"audio"));var p=this.initPTS[d],g=a.initSegment?a.initSegment.data:[];a.initSegment||void 0!==p?(this.pendingBuffering=!0,f.logger.log("Demuxing "+u+" of ["+a.startSN+" ,"+a.endSN+"],track "+s),this.demuxer.push(e.payload,g,c,null,t,n,!1,p)):(f.logger.log("unknown video PTS for continuity counter "+d+", waiting for video PTS before demuxing audio frag "+u+" of ["+a.startSN+" ,"+a.endSN+"],track "+s),this.waitingFragment=e,this.state=v.State.WAITING_INIT_PTS)}}this.fragLoadError=0},r.prototype.onFragParsingInitSegment=function(e){var t=this.fragCurrent,r=e.frag;if(t&&"audio"===e.id&&r.sn===t.sn&&r.level===t.level&&this.state===v.State.PARSING){var i=e.tracks,a=void 0;if(i.video&&delete i.video,a=i.audio){a.levelCodec=a.codec,a.id=e.id,this.hls.trigger(l.default.BUFFER_CODECS,i),f.logger.log("audio track:audio,container:"+a.container+",codecs[level/parsed]=["+a.levelCodec+"/"+a.codec+"]");var n=a.initSegment;if(n){var s={type:"audio",data:n,parent:"audio",content:"initSegment"};this.audioSwitch?this.pendingData=[s]:(this.appended=!0,this.pendingBuffering=!0,this.hls.trigger(l.default.BUFFER_APPENDING,s))}this.tick()}}},r.prototype.onFragParsingData=function(t){var r=this,i=this.fragCurrent,a=t.frag;if(i&&"audio"===t.id&&"audio"===t.type&&a.sn===i.sn&&a.level===i.level&&this.state===v.State.PARSING){var n=this.trackId,s=this.tracks[n],o=this.hls;e.isFinite(t.endPTS)||(t.endPTS=t.startPTS+i.duration,t.endDTS=t.startDTS+i.duration),i.addElementaryStream(g.default.ElementaryStreamTypes.AUDIO),f.logger.log("parsed "+t.type+",PTS:["+t.startPTS.toFixed(3)+","+t.endPTS.toFixed(3)+"],DTS:["+t.startDTS.toFixed(3)+"/"+t.endDTS.toFixed(3)+"],nb:"+t.nb),u.updateFragPTSDTS(s.details,i,t.startPTS,t.endPTS);var d=this.audioSwitch,h=this.media,p=!1;if(d&&h){if(h.readyState){var m=h.currentTime;f.logger.log("switching audio track : currentTime:"+m),m>=t.startPTS&&(f.logger.log("switching audio track : flushing all audio"),this.state=v.State.BUFFER_FLUSHING,o.trigger(l.default.BUFFER_FLUSHING,{startOffset:0,endOffset:e.POSITIVE_INFINITY,type:"audio"}),p=!0,this.audioSwitch=!1,o.trigger(l.default.AUDIO_TRACK_SWITCHED,{id:n}))}else this.audioSwitch=!1,o.trigger(l.default.AUDIO_TRACK_SWITCHED,{id:n})}var y=this.pendingData;if(!y){f.logger.warn("Apparently attempt to enqueue media payload without codec initialization data upfront"),o.trigger(l.default.ERROR,{type:c.ErrorTypes.MEDIA_ERROR,details:null,fatal:!0});return}this.audioSwitch||([t.data1,t.data2].forEach(function(e){e&&e.length&&y.push({type:t.type,data:e,parent:"audio",content:"data"})}),p||!y.length||(y.forEach(function(e){r.state===v.State.PARSING&&(r.pendingBuffering=!0,r.hls.trigger(l.default.BUFFER_APPENDING,e))}),this.pendingData=[],this.appended=!0)),this.tick()}},r.prototype.onFragParsed=function(e){var t=this.fragCurrent,r=e.frag;t&&"audio"===e.id&&r.sn===t.sn&&r.level===t.level&&this.state===v.State.PARSING&&(this.stats.tparsed=m.now(),this.state=v.State.PARSED,this._checkAppendedParsed())},r.prototype.onBufferReset=function(){this.mediaBuffer=this.videoBuffer=null,this.loadedmetadata=!1},r.prototype.onBufferCreated=function(e){var t=e.tracks.audio;t&&(this.mediaBuffer=t.buffer,this.loadedmetadata=!0),e.tracks.video&&(this.videoBuffer=e.tracks.video.buffer)},r.prototype.onBufferAppended=function(e){if("audio"===e.parent){var t=this.state;(t===v.State.PARSING||t===v.State.PARSED)&&(this.pendingBuffering=e.pending>0,this._checkAppendedParsed())}},r.prototype._checkAppendedParsed=function(){if(this.state===v.State.PARSED&&(!this.appended||!this.pendingBuffering)){var e=this.fragCurrent,t=this.stats,r=this.hls;if(e){this.fragPrevious=e,t.tbuffered=m.now(),r.trigger(l.default.FRAG_BUFFERED,{stats:t,frag:e,id:"audio"});var i=this.mediaBuffer?this.mediaBuffer:this.media;f.logger.log("audio buffered : "+d.default.toString(i.buffered)),this.audioSwitch&&this.appended&&(this.audioSwitch=!1,r.trigger(l.default.AUDIO_TRACK_SWITCHED,{id:this.trackId})),this.state=v.State.IDLE}this.tick()}},r.prototype.onError=function(t){var r=t.frag;if(!r||"audio"===r.type)switch(t.details){case c.ErrorDetails.FRAG_LOAD_ERROR:case c.ErrorDetails.FRAG_LOAD_TIMEOUT:var i=t.frag;if(i&&"audio"!==i.type)break;if(!t.fatal){var a=this.fragLoadError;a?a++:a=1;var n=this.config;if(a<=n.fragLoadingMaxRetry){this.fragLoadError=a;var o=Math.min(Math.pow(2,a-1)*n.fragLoadingRetryDelay,n.fragLoadingMaxRetryTimeout);f.logger.warn("AudioStreamController: frag loading failed, retry in "+o+" ms"),this.retryDate=m.now()+o,this.state=v.State.FRAG_LOADING_WAITING_RETRY}else f.logger.error("AudioStreamController: "+t.details+" reaches max retry, redispatch as fatal ..."),t.fatal=!0,this.state=v.State.ERROR}break;case c.ErrorDetails.AUDIO_TRACK_LOAD_ERROR:case c.ErrorDetails.AUDIO_TRACK_LOAD_TIMEOUT:case c.ErrorDetails.KEY_LOAD_ERROR:case c.ErrorDetails.KEY_LOAD_TIMEOUT:this.state!==v.State.ERROR&&(this.state=t.fatal?v.State.ERROR:v.State.IDLE,f.logger.warn("AudioStreamController: "+t.details+" while loading frag, now switching to "+this.state+" state ..."));break;case c.ErrorDetails.BUFFER_FULL_ERROR:if("audio"===t.parent&&(this.state===v.State.PARSING||this.state===v.State.PARSED)){var u=this.mediaBuffer,d=this.media.currentTime;if(u&&s.BufferHelper.isBuffered(u,d)&&s.BufferHelper.isBuffered(u,d+.5)){var n=this.config;n.maxMaxBufferLength>=n.maxBufferLength&&(n.maxMaxBufferLength/=2,f.logger.warn("AudioStreamController: reduce max buffer length to "+n.maxMaxBufferLength+"s")),this.state=v.State.IDLE}else f.logger.warn("AudioStreamController: buffer full error also media.currentTime is not buffered, flush audio buffer"),this.fragCurrent=null,this.state=v.State.BUFFER_FLUSHING,this.hls.trigger(l.default.BUFFER_FLUSHING,{startOffset:0,endOffset:e.POSITIVE_INFINITY,type:"audio"})}}},r.prototype.onBufferFlushed=function(){var e=this,t=this.pendingData;t&&t.length?(f.logger.log("AudioStreamController: appending pending audio data after buffer flushed"),t.forEach(function(t){e.hls.trigger(l.default.BUFFER_APPENDING,t)}),this.appended=!0,this.pendingData=[],this.state=v.State.PARSED):(this.state=v.State.IDLE,this.fragPrevious=null,this.tick())},r}(v.default);t.default=y}

1).call(this,r("./src/polyfills/number.js").Number)},

1"./src/controller/audio-track-controller.js":function(e,t,r){"use strict";var i,a=this&&this.__extends||(i=Object.setPrototypeOf||({__proto__:[]})instanceof Array&&function(e,t){e.__proto__=t}||function(e,t){for(var r in t)t.hasOwnProperty(r)&&(e[r]=t[r])},function(e,t){function r(){this.constructor=e}i(e,t),e.prototype=null===t?Object.create(t):(r.prototype=t.prototype,new r)});Object.defineProperty(t,"__esModule",{value:!0});var n=r("./src/events.js"),s=r("./src/task-loop.js"),o=r("./src/utils/logger.js"),l=r("./src/errors.js"),u=function(e){function t(t){var r=e.call(this,t,n.default.MANIFEST_LOADING,n.default.MANIFEST_PARSED,n.default.AUDIO_TRACK_LOADED,n.default.AUDIO_TRACK_SWITCHED,n.default.LEVEL_LOADED,n.default.ERROR)||this;return r._trackId=-1,r._selectDefaultTrack=!0,r.tracks=[],r.trackIdBlacklist=Object.create(null),r.audioGroupId=null,r}return a(t,e),t.prototype.onManifestLoading=function(){this.tracks=[],this._trackId=-1,this._selectDefaultTrack=!0},t.prototype.onManifestParsed=function(e){var t=this.tracks=e.audioTracks||[];this.hls.trigger(n.default.AUDIO_TRACKS_UPDATED,{audioTracks:t})},t.prototype.onAudioTrackLoaded=function(e){if(e.id>=this.tracks.length){o.logger.warn("Invalid audio track id:",e.id);return}if(o.logger.log("audioTrack "+e.id+" loaded"),this.tracks[e.id].details=e.details,e.details.live&&!this.hasInterval()){var t=1e3*e.details.targetduration;this.setInterval(t)}!e.details.live&&this.hasInterval()&&this.clearInterval()},t.prototype.onAudioTrackSwitched=function(e){var t=this.tracks[e.id].groupId;t&&this.audioGroupId!==t&&(this.audioGroupId=t)},t.prototype.onLevelLoaded=function(e){var t=this.hls.levels[e.level];if(t.audioGroupIds){var r=t.audioGroupIds[t.urlId];this.audioGroupId!==r&&(this.audioGroupId=r,this._selectInitialAudioTrack())}},t.prototype.onError=function(e){e.type===l.ErrorTypes.NETWORK_ERROR&&(e.fatal&&this.clearInterval(),e.details===l.ErrorDetails.AUDIO_TRACK_LOAD_ERROR&&(o.logger.warn("Network failure on audio-track id:",e.context.id),this._handleLoadError()))},Object.defineProperty(t.prototype,"audioTracks",{get:function(){return this.tracks},enumerable:!0,configurable:!0}),Object.defineProperty(t.prototype,"audioTrack",{get:function(){return this._trackId},set:function(e){this._setAudioTrack(e),this._selectDefaultTrack=!1},enumerable:!0,configurable:!0}),t.prototype._setAudioTrack=function(e){if(this._trackId===e&&this.tracks[this._trackId].details){o.logger.debug("Same id as current audio-track passed, and track details available -> no-op");return}if(e<0||e>=this.tracks.length){o.logger.warn("Invalid id passed to audio-track controller");return}var t=this.tracks[e];o.logger.log("Now switching to audio-track index "+e),this.clearInterval(),this._trackId=e;var r=t.url,i=t.type,a=t.id;this.hls.trigger(n.default.AUDIO_TRACK_SWITCHING,{id:a,type:i,url:r}),this._loadTrackDetailsIfNeeded(t)},t.prototype.doTick=function(){this._updateTrack(this._trackId)},t.prototype._selectInitialAudioTrack=function(){var e=this,t=this.tracks;if(t.length){var r=this.tracks[this._trackId],i=null;if(r&&(i=r.name),this._selectDefaultTrack){var a=t.filter(function(e){return e.default});a.length?t=a:o.logger.warn("No default audio tracks defined")}var s=!1,u=function(){t.forEach(function(t){!s&&(e.audioGroupId&&t.groupId!==e.audioGroupId||i&&i!==t.name||(e._setAudioTrack(t.id),s=!0))})};u(),s||(i=null,u()),s||(o.logger.error("No track found for running audio group-ID: "+this.audioGroupId),this.hls.trigger(n.default.ERROR,{type:l.ErrorTypes.MEDIA_ERROR,details:l.ErrorDetails.AUDIO_TRACK_LOAD_ERROR,fatal:!0}))}},t.prototype._needsTrackLoading=function(e){var t=e.details,r=e.url;return(!t||!!t.live)&&!!r},t.prototype._loadTrackDetailsIfNeeded=function(e){if(this._needsTrackLoading(e)){var t=e.url,r=e.id;o.logger.log("loading audio-track playlist for id: "+r),this.hls.trigger(n.default.AUDIO_TRACK_LOADING,{url:t,id:r})}},t.prototype._updateTrack=function(e){if(!(e<0)&&!(e>=this.tracks.length)){this.clearInterval(),this._trackId=e,o.logger.log("trying to update audio-track "+e);var t=this.tracks[e];

1this._loadTrackDetailsIfNeeded(t)}},t.prototype._handleLoadError=function(){this.trackIdBlacklist[this._trackId]=!0;var e=this._trackId,t=this.tracks[e],r=t.name,i=t.language,a=t.groupId;o.logger.warn("Loading failed on audio track id: "+e+", group-id: "+a+', name/language: "'+r+'" / "'+i+'"');for(var n=e,s=0;s<this.tracks.length;s++)if(!this.trackIdBlacklist[s]&&this.tracks[s].name===r){n=s;break}if(n===e){o.logger.warn('No fallback audio-track found for name/language: "'+r+'" / "'+i+'"');return}o.logger.log("Attempting audio-track fallback id:",n,"group-id:",this.tracks[n].groupId),this._setAudioTrack(n)},t}(s.default);t.default=u},

1"./src/controller/base-stream-controller.js":function(e,t,r){"use strict";(function(e){var i,a=this&&this.__extends||(i=Object.setPrototypeOf||({__proto__:[]})instanceof Array&&function(e,t){e.__proto__=t}||function(e,t){for(var r in t)t.hasOwnProperty(r)&&(e[r]=t[r])},function(e,t){function r(){this.constructor=e}i(e,t),e.prototype=null===t?Object.create(t):(r.prototype=t.prototype,new r)});Object.defineProperty(t,"__esModule",{value:!0});var n=r("./src/task-loop.js"),s=r("./src/controller/fragment-tracker.js"),o=r("./src/utils/buffer-helper.js"),l=r("./src/utils/logger.js");t.State={STOPPED:"STOPPED",STARTING:"STARTING",IDLE:"IDLE",PAUSED:"PAUSED",KEY_LOADING:"KEY_LOADING",FRAG_LOADING:"FRAG_LOADING",FRAG_LOADING_WAITING_RETRY:"FRAG_LOADING_WAITING_RETRY",WAITING_TRACK:"WAITING_TRACK",PARSING:"PARSING",PARSED:"PARSED",BUFFER_FLUSHING:"BUFFER_FLUSHING",ENDED:"ENDED",ERROR:"ERROR",WAITING_INIT_PTS:"WAITING_INIT_PTS",WAITING_LEVEL:"WAITING_LEVEL"};var u=function(r){function i(){return null!==r&&r.apply(this,arguments)||this}return a(i,r),i.prototype.doTick=function(){},i.prototype.startLoad=function(){},i.prototype.stopLoad=function(){var e=this.fragCurrent;e&&(e.loader&&e.loader.abort(),this.fragmentTracker.removeFragment(e)),this.demuxer&&(this.demuxer.destroy(),this.demuxer=null),this.fragCurrent=null,this.fragPrevious=null,this.clearInterval(),this.clearNextTick(),this.state=t.State.STOPPED},i.prototype._streamEnded=function(e,t){var r=this.fragCurrent,i=this.fragmentTracker;if(!t.live&&r&&!r.backtracked&&r.sn===t.endSN&&!e.nextStart){var a=i.getState(r);return a===s.FragmentState.PARTIAL||a===s.FragmentState.OK}return!1},i.prototype.onMediaSeeking=function(){var r=this.config,i=this.media,a=this.mediaBuffer,n=this.state,s=i?i.currentTime:null,u=o.BufferHelper.bufferInfo(a||i,s,this.config.maxBufferHole);if(e.isFinite(s)&&l.logger.log("media seeking to "+s.toFixed(3)),n===t.State.FRAG_LOADING){var d=this.fragCurrent;if(0===u.len&&d){var c=r.maxFragLookUpTolerance,f=d.start-c,h=d.start+d.duration+c;s<f||s>h?(d.loader&&(l.logger.log("seeking outside of buffer while fragment load in progress, cancel fragment load"),d.loader.abort()),this.fragCurrent=null,this.fragPrevious=null,this.state=t.State.IDLE):l.logger.log("seeking outside of buffer but within currently loaded fragment range")}}else n===t.State.ENDED&&(0===u.len&&(this.fragPrevious=null,this.fragCurrent=null),this.state=t.State.IDLE);i&&(this.lastCurrentTime=s),this.loadedmetadata||(this.nextLoadPosition=this.startPosition=s),this.tick()},i.prototype.onMediaEnded=function(){this.startPosition=this.lastCurrentTime=0},i.prototype.onHandlerDestroying=function(){this.stopLoad(),r.prototype.onHandlerDestroying.call(this)},i.prototype.onHandlerDestroyed=function(){this.state=t.State.STOPPED,this.fragmentTracker=null},i}(n.default);t.default=u}).call(this,r("./src/polyfills/number.js").Number)},

1"./src/controller/buffer-controller.js":function(e,t,r){"use strict";(function(e){var i,a=this&&this.__extends||(i=Object.setPrototypeOf||({__proto__:[]})instanceof Array&&function(e,t){e.__proto__=t}||function(e,t){for(var r in t)t.hasOwnProperty(r)&&(e[r]=t[r])},function(e,t){function r(){this.constructor=e}i(e,t),e.prototype=null===t?Object.create(t):(r.prototype=t.prototype,new r)});Object.defineProperty(t,"__esModule",{value:!0});var n=r("./src/events.js"),s=r("./src/event-handler.js"),o=r("./src/utils/logger.js"),l=r("./src/errors.js"),u=r("./src/utils/mediasource-helper.js").getMediaSource(),d=function(t){function r(e){var r=t.call(this,e,n.default.MEDIA_ATTACHING,n.default.MEDIA_DETACHING,n.default.MANIFEST_PARSED,n.default.BUFFER_RESET,n.default.BUFFER_APPENDING,n.default.BUFFER_CODECS,n.default.BUFFER_EOS,n.default.BUFFER_FLUSHING,n.default.LEVEL_PTS_UPDATED,n.default.LEVEL_UPDATED)||this;return r._msDuration=null,r._levelDuration=null,r._levelTargetDuration=10,r._live=null,r._objectUrl=null,r.bufferCodecEventsExpected=0,r.onsbue=r.onSBUpdateEnd.bind(r),r.onsbe=r.onSBUpdateError.bind(r),r.pendingTracks={},r.tracks={},r}return a(r,t),r.prototype.destroy=function(){s.default.prototype.destroy.call(this)},r.prototype.onLevelPtsUpdated=function(e){var t=e.type,r=this.tracks.audio;if("audio"===t&&r&&"audio/mpeg"===r.container){var i=this.sourceBuffer.audio;if(Math.abs(i.timestampOffset-e.start)>.1){var a=i.updating;try{i.abort()}catch(e){o.logger.warn("can not abort audio buffer: "+e)}a?this.audioTimestampOffset=e.start:(o.logger.warn("change mpeg audio timestamp offset from "+i.timestampOffset+" to "+e.start),i.timestampOffset=e.start)}}},r.prototype.onManifestParsed=function(e){this.bufferCodecEventsExpected=e.altAudio?2:1,o.logger.log(this.bufferCodecEventsExpected+" bufferCodec event(s) expected")},r.prototype.onMediaAttaching=function(e){var t=this.media=e.media;if(t){var r=this.mediaSource=new u;this.onmso=this.onMediaSourceOpen.bind(this),this.onmse=this.onMediaSourceEnded.bind(this),this.onmsc=this.onMediaSourceClose.bind(this),r.addEventListener("sourceopen",this.onmso),r.addEventListener("sourceended",this.onmse),r.addEventListener("sourceclose",this.onmsc),t.src=window.URL.createObjectURL(r),this._objectUrl=t.src}},r.prototype.onMediaDetaching=function(){o.logger.log("media source detaching");var e=this.mediaSource;if(e){if("open"===e.readyState)try{e.endOfStream()}catch(e){o.logger.warn("onMediaDetaching:"+e.message+" while calling endOfStream")}e.removeEventListener("sourceopen",this.onmso),e.removeEventListener("sourceended",this.onmse),e.removeEventListener("sourceclose",this.onmsc),this.media&&(window.URL.revokeObjectURL(this._objectUrl),this.media.src===this._objectUrl?(this.media.removeAttribute("src"),this.media.load()):o.logger.warn("media.src was changed by a third party - skip cleanup")),this.mediaSource=null,this.media=null,this._objectUrl=null,this.pendingTracks={},this.tracks={},this.sourceBuffer={},this.flushRange=[],this.segments=[],this.appended=0}this.onmso=this.onmse=this.onmsc=null,this.hls.trigger(n.default.MEDIA_DETACHED)},r.prototype.onMediaSourceOpen=function(){o.logger.log("media source opened"),this.hls.trigger(n.default.MEDIA_ATTA

1CHED,{media:this.media});var e=this.mediaSource;e&&e.removeEventListener("sourceopen",this.onmso),this.checkPendingTracks()},r.prototype.checkPendingTracks=function(){var e=this.bufferCodecEventsExpected,t=this.pendingTracks,r=Object.keys(t).length;(r&&!e||2===r)&&(this.createSourceBuffers(t),this.pendingTracks={},this.doAppending())},r.prototype.onMediaSourceClose=function(){o.logger.log("media source closed")},r.prototype.onMediaSourceEnded=function(){o.logger.log("media source ended")},r.prototype.onSBUpdateEnd=function(){if(this.audioTimestampOffset){var e=this.sourceBuffer.audio;o.logger.warn("change mpeg audio timestamp offset from "+e.timestampOffset+" to "+this.audioTimestampOffset),e.timestampOffset=this.audioTimestampOffset,delete this.audioTimestampOffset}this._needsFlush&&this.doFlush(),this._needsEos&&this.checkEos(),this.appending=!1;var t=this.parent,r=this.segments.reduce(function(e,r){return r.parent===t?e+1:e},0),i={},a=this.sourceBuffer;for(var s in a)i[s]=a[s].buffered;this.hls.trigger(n.default.BUFFER_APPENDED,{parent:t,pending:r,timeRanges:i}),this._needsFlush||this.doAppending(),this.updateMediaElementDuration(),0===r&&this.flushLiveBackBuffer()},r.prototype.onSBUpdateError=function(e){o.logger.error("sourceBuffer error:",e),this.hls.trigger(n.default.ERROR,{type:l.ErrorTypes.MEDIA_ERROR,details:l.ErrorDetails.BUFFER_APPENDING_ERROR,fatal:!1})},r.prototype.onBufferReset=function(){var e=this.sourceBuffer;for(var t in e){var r=e[t];try{this.mediaSource.removeSourceBuffer(r),r.removeEventListener("updateend",this.onsbue),r.removeEventListener("error",this.onsbe)}catch(e){}}this.sourceBuffer={},this.flushRange=[],this.segments=[],this.appended=0},r.prototype.onBufferCodecs=function(e){var t=this;if(!Object.keys(this.sourceBuffer).length){Object.keys(e).forEach(function(r){t.pendingTracks[r]=e[r]});var r=this.mediaSource;this.bufferCodecEventsExpected=Math.max(this.bufferCodecEventsExpected-1,0),r&&"open"===r.readyState&&this.checkPendingTracks()}},r.prototype.createSourceBuffers=function(e){var t=this.sourceBuffer,r=this.mediaSource;for(var i in e)if(!t[i]){var a=e[i],s=a.levelCodec||a.codec,u=a.container+";codecs="+s;o.logger.log("creating sourceBuffer("+u+")");try{var d=t[i]=r.addSourceBuffer(u);d.addEventListener("updateend",this.onsbue),d.addEventListener("error",this.onsbe),this.tracks[i]={codec:s,container:a.container},a.buffer=d}catch(e){o.logger.error("error while trying to add sourceBuffer:"+e.message),this.hls.trigger(n.default.ERROR,{type:l.ErrorTypes.MEDIA_ERROR,details:l.ErrorDetails.BUFFER_ADD_CODEC_ERROR,fatal:!1,err:e,mimeType:u})}}this.hls.trigger(n.default.BUFFER_CREATED,{tracks:e})},r.prototype.onBufferAppending=function(e){this._needsFlush||(this.segments?this.segments.push(e):this.segments=[e],this.doAppending())},r.prototype.onBufferAppendFail=function(e){o.logger.error("sourceBuffer error:",e.event),this.hls.trigger(n.default.ERROR,{type:l.ErrorTypes.MEDIA_ERROR,details:l.ErrorDetails.BUFFER_APPENDING_ERROR,fatal:!1})},r.prototype.onBufferEos=function(e){var t=this.sourceBuffer,r=e.type;for(var i in t)r&&i!==r||t[i].ended||(t[i].ended=!0,o.logger.log(i+" sourceBuffer now EOS"));this.checkEos()},r.prototype.checkEos=function(){var e=this.sourceBuffer,t=this.mediaSource;if(!t||"open"!==t.readyState){this._needsEos=!1;return}for(var r in e){var i=e[r];if(!i.ended)return;if(i.updating){this._needsEos=!0;return}}o.logger.log("all media data are available, signal endOfStream() to MediaSource and stop loading fragment");try{t.endOfStream()}catch(e){o.logger.warn("exception while calling mediaSource.endOfStream()")}this._needsEos=!1},r.prototype.onBufferFlushing=function(e){this.flushRange.push({start:e.startOffset,end:e.endOffset,type:e.type}),this.flushBufferCounter=0,this.doFlush()},r.prototype.flushLiveBackBuffer=function(){if(this._live){var e=this.hls.config.liveBackBufferLength;if(isFinite(e)&&!(e<0))for(var t=this.media.currentTime,r=this.sourceBuffer,i=Object.keys(r),a=t-Math.max(e,this._levelTargetDuration),n=i.length-1;n>=0;n--){var s=i[n],o=r[s].buffered;o.length>0&&a>o.start(0)&&this.removeBufferRange(s,r[s],0,a)}}},r.prototype.onLevelUpdated=function(e){var t=e.details;t.fragments.length>0&&(this._levelDuration=t.totalduration+t.fragments[0].start,this._levelTargetDuration=t.averagetargetduration||t.targetduration||10,this._live=t.live,this.updateMediaElementDuration())},r.prototype.updateMediaElementDuration=function(){var t,r=this.hls.config;if(null!==this._levelDuration&&this.media&&this.mediaSource&&this.sourceBuffer&&0!==this.media.readyState&&"open"===this.mediaSource.readyState){for(var i in this.sourceBuffer)if(!0===this.sourceBuffer[i].updating)return;t=this.media.duration,null===this._msDuration&&(this._msDuration=this.mediaSource.duration),!0===this._live&&!0===r.liveDurationInfinity?(o.logger.log("Media Source duration is set to Infinity"),this._msDuration=this.mediaSource.duration=1/0):(this._levelDuration>this._msDuration&&this._levelDuration>t||!e.isFinite(t))&&(o.logger.log("Updating Media Source duration to "+this._levelDuration.toFixed(3)),this._msDuration=this.mediaSource.duration=this._levelDuration)}},r.prototype.doFlush=function(){for(;this.flushRange.length;){var e=this.flushRange[0];if(this.flushBuffer(e.start,e.end,e.type))this.flushRange.shift(),this.flushBufferCounter=0;else{this._needsFlush=!0;return}}if(0===this.flushRange.length){this._needsFlush=!1;var t=0,r=this.sourceBuffer;try{for(var i in r)t+=r[i].buffered.length}catch(e){o.logger.error("error while accessing sourceBuffer.buffered")}this.appended=t,this.hls.trigger(n.default.BUFFER_FLUSHED)}},r.prototype.doAppending=function(){var e=this.hls,t=this.segments,r=this.sourceBuffer;if(Object.keys(r).length){if(this.media.error){this.segments=[],o.logger.error("trying to append although a media error occured, flush segment and abort");return}if(this.appending)return;if(t&&t.length){var i=t.shift();try{var a=r[i.type];a?a.updating?t.unshift(i):(a.ended=!1,this.parent=i.parent,a.appendBuffer(i.data),this.appendError=0,this.appended++,this.appending=!0):this.onSBUpdateEnd()}catch(r){o.logger.error("error while trying to append buffer:"+r.message),t.unshift(i);var s={type:l.ErrorTypes.MEDIA_ERROR,parent:i.parent};22!==r.code?(this.appendError?this.appendError++:this.appendError=1,s.details=l.ErrorDetails.BUFFER_APPEND_ERROR,this.appendError>e.config.appendErrorMaxRetry?(o.logger.log("fail "+e.config.appendErrorMaxRetry+" times to append segment in sourceBuffer"),this.segments=[],s.fatal=!0):s.fatal=!1):(this.segments=[],s.details=l.ErrorDetails.BUFFER_FULL_ERROR,s.fatal=!1),e.trigger(n.default.ERROR,s)}}}},r.prototype.flushBuffer=function(e,t,r){var i,a=this.sourceBuffer;if(Object.keys(a).length){if(o.logger.log("flushBuffer,pos/start/end: "+this.media.currentTime.toFixed(3)+"/"+e+"/"+t),this.flushBufferCounter<this.appended){for(var n in a)if(!r||n===r){if((i=a[n]).ended=!1,i.updating)return o.logger.warn("cannot flush, sb updating in progress"),!1;if(this.removeBufferRange(n,i,e,t))return this.flushBufferCounter++,!1}}else o.logger.warn("abort flushing too many retries");o.logger.log("buffer flushed")}return!0},r.prototype.removeBufferRange=function(e,t,r,i){try{for(var a=0;a<t.buffered.length;a++){var n=t.buffered.start(a),s=t.buffered.end(a),l=Math.max(n,r),u=Math.min(s,i);if(Math.min(u,s)-l>.5)return o.logger.log("sb remove "+e+" ["+l+","+u+"], of ["+n+","+s+"], pos:"+this.media.currentTime),t.remove(l,u),!0}}catch(e){o.logger.warn("removeBufferRange failed",e)}return!1},r}(s.default);t.default=d}).call(this,r("./src/polyfills/number.js").Number)},

1"./src/controller/cap-level-controller.js":function(e,t,r){"use strict";(function(e){var i,a=this&&this.__extends||(i=Object.setPrototypeOf||({__proto__:[]})instanceof Array&&function(e,t){e.__proto__=t}||function(e,t){for(var r in t)t.hasOwnProperty(r)&&(e[r]=t[r])},function(e,t){function r(){this.constructor=e}i(e,t),e.prototype=null===t?Object.create(t):(r.prototype=t.prototype,new r)});Object.defineProperty(t,"__esModule",{value:!0});var n=r("./src/events.js"),s=function(t){function r(r){var i=t.call(this,r,n.default.FPS_DROP_LEVEL_CAPPING,n.default.MEDIA_ATTACHING,n.default.MANIFEST_PARSED,n.default.BUFFER_CODECS,n.default.MEDIA_DETACHING)||this;return i.autoLevelCapping=e.POSITIVE_INFINITY,i.firstLevel=null,i.levels=[],i.media=null,i.restrictedLevels=[],i.timer=null,i}return a(r,t),r.prototype.destroy=function(){this.hls.config.capLevelToPlayerSize&&(this.media=null,this._stopCapping())},r.prototype.onFpsDropLevelCapping=function(e){r.isLevelAllowed(e.droppedLevel,this.restrictedLevels)&&this.restrictedLevels.push(e.droppedLevel)},r.prototype.onMediaAttaching=function(e){this.media=e.media instanceof window.HTMLVideoElement?e.media:null},r.prototype.onManifestParsed=function(e){var t=this.hls;this.restrictedLevels=[],this.levels=e.levels,this.firstLevel=e.firstLevel,t.config.capLevelToPlayerSize&&e.video&&this._startCapping()},r.prototype.onBufferCodecs=function(e){this.hls.config.capLevelToPlayerSize&&e.video&&this._startCapping()},r.prototype.onLevelsUpdated=function(e){this.levels=e.levels},r.prototype.onMediaDetaching=function(){this._stopCapping()},r.prototype.detectPlayerSize=function(){if(this.media){var e=this.levels?this.levels.length:0;if(e){var t=this.hls;t.autoLevelCapping=this.getMaxLevel(e-1),t.autoLevelCapping>this.autoLevelCapping&&t.streamController.nextLevelSwitch(),this.autoLevelCapping=t.autoLevelCapping}}},r.prototype.getMaxLevel=function(e){var t=this;if(!this.levels)return -1;var i=this.levels.filter(function(i,a){return r.isLevelAllowed(a,t.restrictedLevels)&&a<=e});return r.getMaxLevelByMediaSize(i,this.mediaWidth,this.mediaHeight)},r.prototype._startCapping=function(){this.timer||(this.autoLevelCapping=e.POSITIVE_INFINITY,this.hls.firstLevel=this.getMaxLevel(this.firstLevel),clearInterval(this.timer),this.timer=setInterval(this.detectPlayerSize.bind(this),1e3),this.detectPlayerSize())},r.prototype._stopCapping=function(){this.restrictedLevels=[],this.firstLevel=null,this.autoLevelCapping=e.POSITIVE_INFINITY,this.timer&&(this.timer=clearInterval(this.timer),this.timer=null)},Object.defineProperty(r.prototype,"mediaWidth",{get:function(){var e,t=this.media;return t&&(e=(t.width||t.clientWidth||t.offsetWidth)*r.contentScaleFactor),e},enumerable:!0,configurable:!0}),Object.defineProperty(r.prototype,"mediaHeight",{get:function(){var e,t=this.media;return t&&(e=(t.height||t.clientHeight||t.offsetHeight)*r.contentScaleFactor),e},enumerable:!0,configurable:!0}),Object.defineProperty(r,"contentScaleFactor",{get:function(){var e=1;try{e=window.devicePixelRatio}catch(e){}return e},enumerable:!0,configurable:!0}),r.isLevelAllowed=function(e,t){return void 0===t&&(t=[]),-1===t.indexOf(e)},r.getMaxLevelByMediaSize=function(e,t,r){if(!e||e&&!e.length)return -1;for(var i=e.length-1,a=0;a<e.length;a+=1){var n,s=e[a];if((s.width>=t||s.height>=r)&&(!(n=e[a+1])||s.width!==n.width||s.height!==n.height)){i=a;break}}return i},r}(r("./src/event-handler.js").default);t.default=s}).call(this,r("./src/polyfills/number.js").Number)},

1"./src/controller/eme-controller.js":function(e,t,r){"use strict";var i,a=this&&this.__extends||(i=Object.setPrototypeOf||({__proto__:[]})instanceof Array&&function(e,t){e.__proto__=t}||function(e,t){for(var r in t)t.hasOwnProperty(r)&&(e[r]=t[r])},function(e,t){function r(){this.constructor=e}i(e,t),e.prototype=null===t?Object.create(t):(r.prototype=t.prototype,new r)});Object.defineProperty(t,"__esModule",{value:!0});var n=r("./src/event-handler.js"),s=r("./src/events.js"),o=r("./src/errors.js"),l=r("./src/utils/logger.js"),u=window.XMLHttpRequest,d={WIDEVINE:"com.widevine.alpha",PLAYREADY:"com.microsoft.playready"},c=function(e,t,r){var i={videoCapabilities:[]};return t.forEach(function(e){i.videoCapabilities.push({contentType:'video/mp4; codecs="'+e+'"'})}),[i]},f=function(e,t,r){if(e===d.WIDEVINE)return c(t,r);throw Error("Unknown key-system: "+e)},h=function(e){function t(t){var r=e.call(this,t,s.default.MEDIA_ATTACHED,s.default.MANIFEST_PARSED)||this;return r._widevineLicenseUrl=t.config.widevineLicenseUrl,r._licenseXhrSetup=t.config.licenseXhrSetup,r._emeEnabled=t.config.emeEnabled,r._requestMediaKeySystemAccess=t.config.requestMediaKeySystemAccessFunc,r._mediaKeysList=[],r._media=null,r._hasSetMediaKeys=!1,r._isMediaEncrypted=!1,r._requestLicenseFailureCount=0,r}return a(t,e),t.prototype.getLicenseServerUrl=function(e){var t;return(t=e===d.WIDEVINE?this._widevineLicenseUrl:null)||(l.logger.error('No license server URL configured for key-system "'+e+'"'),this.hls.trigger(s.default.ERROR,{type:o.ErrorTypes.KEY_SYSTEM_ERROR,details:o.ErrorDetails.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0})),t},t.prototype._attemptKeySystemAccess=function(e,t,r){var i=this,a=f(e,t,r);if(!a){l.logger.warn("Can not create config for key-system (maybe because platform is not supported):",e);return}l.logger.log("Requesting encrypted media key-system access"),this.requestMediaKeySystemAccess(e,a).then(function(t){i._onMediaKeySystemAccessObtained(e,t)}).catch(function(t){l.logger.error('Failed to obtain key-system "'+e+'" access:',t)})},Object.defineProperty(t.prototype,"requestMediaKeySystemAccess",{get:function(){if(!this._requestMediaKeySystemAccess)throw Error("No requestMediaKeySystemAccess function configured");return this._requestMediaKeySystemAccess},enumerable:!0,configurable:!0}),t.prototype._onMediaKeySystemAccessObtained=function(e,t){var r=this;

1l.logger.log('Access for key-system "'+e+'" obtained');var i={mediaKeys:null,mediaKeysSession:null,mediaKeysSessionInitialized:!1,mediaKeySystemAccess:t,mediaKeySystemDomain:e};this._mediaKeysList.push(i),t.createMediaKeys().then(function(t){i.mediaKeys=t,l.logger.log('Media-keys created for key-system "'+e+'"'),r._onMediaKeysCreated()}).catch(function(e){l.logger.error("Failed to create media-keys:",e)})},t.prototype._onMediaKeysCreated=function(){var e=this;this._mediaKeysList.forEach(function(t){t.mediaKeysSession||(t.mediaKeysSession=t.mediaKeys.createSession(),e._onNewMediaKeySession(t.mediaKeysSession))})},t.prototype._onNewMediaKeySession=function(e){var t=this;l.logger.log("New key-system session "+e.sessionId),e.addEventListener("message",function(r){t._onKeySessionMessage(e,r.message)},!1)},t.prototype._onKeySessionMessage=function(e,t){l.logger.log("Got EME message event, creating license request"),this._requestLicense(t,function(t){l.logger.log("Received license data, updating key-session"),e.update(t)})},t.prototype._onMediaEncrypted=function(e,t){l.logger.log('Media is encrypted using "'+e+'" init data type'),this._isMediaEncrypted=!0,this._mediaEncryptionInitDataType=e,this._mediaEncryptionInitData=t,this._attemptSetMediaKeys(),this._generateRequestWithPreferredKeySession()},t.prototype._attemptSetMediaKeys=function(){if(!this._hasSetMediaKeys){var e=this._mediaKeysList[0];if(!e||!e.mediaKeys){l.logger.error("Fatal: Media is encrypted but no CDM access or no keys have been obtained yet"),this.hls.trigger(s.default.ERROR,{type:o.ErrorTypes.KEY_SYSTEM_ERROR,details:o.ErrorDetails.KEY_SYSTEM_NO_KEYS,fatal:!0});return}l.logger.log("Setting keys for encrypted media"),this._media.setMediaKeys(e.mediaKeys),this._hasSetMediaKeys=!0}},t.prototype._generateRequestWithPreferredKeySession=function(){var e=this,t=this._mediaKeysList[0];if(!t){l.logger.error("Fatal: Media is encrypted but not any key-system access has been obtained yet"),this.hls.trigger(s.default.ERROR,{type:o.ErrorTypes.KEY_SYSTEM_ERROR,details:o.ErrorDetails.KEY_SYSTEM_NO_ACCESS,fatal:!0});return}if(t.mediaKeysSessionInitialized){l.logger.warn("Key-Session already initialized but requested again");return}var r=t.mediaKeysSession;r||(l.logger.error("Fatal: Media is encrypted but no key-session existing"),this.hls.trigger(s.default.ERROR,{type:o.ErrorTypes.KEY_SYSTEM_ERROR,details:o.ErrorDetails.KEY_SYSTEM_NO_SESSION,fatal:!0}));var i=this._mediaEncryptionInitDataType,a=this._mediaEncryptionInitData;l.logger.log('Generating key-session request for "'+i+'" init data type'),t.mediaKeysSessionInitialized=!0,r.generateRequest(i,a).then(function(){l.logger.debug("Key-session generation succeeded")}).catch(function(t){l.logger.error("Error generating key-session request:",t),e.hls.trigger(s.default.ERROR,{type:o.ErrorTypes.KEY_SYSTEM_ERROR,details:o.ErrorDetails.KEY_SYSTEM_NO_SESSION,fatal:!1})})},t.prototype._createLicenseXhr=function(e,t,r){var i=new u,a=this._licenseXhrSetup;try{if(a)try{a(i,e)}catch(t){i.open("POST",e,!0),a(i,e)}i.readyState||i.open("POST",e,!0)}catch(e){l.logger.error("Error setting up key-system license XHR",e),this.hls.trigger(s.default.ERROR,{type:o.ErrorTypes.KEY_SYSTEM_ERROR,details:o.ErrorDetails.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0});return}return i.responseType="arraybuffer",i.onreadystatechange=this._onLicenseRequestReadyStageChange.bind(this,i,e,t,r),i},t.prototype._onLicenseRequestReadyStageChange=function(e,t,r,i){if(4===e.readyState){if(200===e.status)this._requestLicenseFailureCount=0,l.logger.log("License request succeeded"),i(e.response);else{if(l.logger.error("License Request XHR failed ("+t+"). Status: "+e.status+" ("+e.statusText+")"),this._requestLicenseFailureCount++,this._requestLicenseFailureCount<=3){var a=3-this._requestLicenseFailureCount+1;l.logger.warn("Retrying license request, "+a+" attempts left"),this._requestLicense(r,i);return}this.hls.trigger(s.default.ERROR,{type:o.ErrorTypes.KEY_SYSTEM_ERROR,details:o.ErrorDetails.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0})}}},t.prototype._generateLicenseRequestChallenge=function(e,t){var r;return e.mediaKeySystemDomain===d.PLAYREADY?l.logger.error("PlayReady is not supported (yet)"):e.mediaKeySystemDomain===d.WIDEVINE?r=t:l.logger.error("Unsupported key-system:",e.mediaKeySystemDomain),r},t.prototype._requestLicense=function(e,t){l.logger.log("Requesting content license for key-system");var r=this._mediaKeysList[0];if(!r){l.logger.error("Fatal error: Media is encrypted but no key-system access has been obtained yet"),this.hls.trigger(s.default.ERROR,{type:o.ErrorTypes.KEY_SYSTEM_ERROR,details:o.ErrorDetails.KEY_SYSTEM_NO_ACCESS,fatal:!0});return}var i=this.getLicenseServerUrl(r.mediaKeySystemDomain),a=this._createLicenseXhr(i,e,t);l.logger.log("Sending license request to URL: "+i),a.send(this._generateLicenseRequestChallenge(r,e))},t.prototype.onMediaAttached=function(e){var t=this;if(this._emeEnabled){var r=e.media;this._media=r,r.addEventListener("encrypted",function(e){t._onMediaEncrypted(e.initDataType,e.initData)})}},t.prototype.onManifestParsed=function(e){if(this._emeEnabled){var t=e.levels.map(function(e){return e.audioCodec}),r=e.levels.map(function(e){return e.videoCodec});this._attemptKeySystemAccess(d.WIDEVINE,t,r)}},t}(n.default);t.default=h},

1"./src/controller/fps-controller.js":function(e,t,r){"use strict";var i,a=this&&this.__extends||(i=Object.setPrototypeOf||({__proto__:[]})instanceof Array&&function(e,t){e.__proto__=t}||function(e,t){for(var r in t)t.hasOwnProperty(r)&&(e[r]=t[r])},function(e,t){function r(){this.constructor=e}i(e,t),e.prototype=null===t?Object.create(t):(r.prototype=t.prototype,new r)});Object.defineProperty(t,"__esModule",{value:!0});var n=r("./src/events.js"),s=r("./src/event-handler.js"),o=r("./src/utils/logger.js"),l=window.performance,u=function(e){function t(t){return e.call(this,t,n.default.MEDIA_ATTACHING)||this}return a(t,e),t.prototype.destroy=function(){this.timer&&clearInterval(this.timer),this.isVideoPlaybackQualityAvailable=!1},t.prototype.onMediaAttaching=function(e){var t=this.hls.config;t.capLevelOnFPSDrop&&("function"==typeof(this.video=e.media instanceof window.HTMLVideoElement?e.media:null).getVideoPlaybackQuality&&(this.isVideoPlaybackQualityAvailable=!0),clearInterval(this.timer),this.timer=setInterval(this.checkFPSInterval.bind(this),t.fpsDroppedMonitoringPeriod))},t.prototype.checkFPS=function(e,t,r){var i=l.now();if(t){if(this.lastTime){var a=i-this.lastTime,s=r-this.lastDroppedFrames,u=t-this.lastDecodedFrames,d=1e3*s/a,c=this.hls;if(c.trigger(n.default.FPS_DROP,{currentDropped:s,currentDecoded:u,totalDroppedFrames:r}),d>0&&s>c.config.fpsDroppedMonitoringThreshold*u){var f=c.currentLevel;o.logger.warn("drop FPS ratio greater than max allowed value for currentLevel: "+f),f>0&&(-1===c.autoLevelCapping||c.autoLevelCapping>=f)&&(f-=1,c.trigger(n.default.FPS_DROP_LEVEL_CAPPING,{level:f,droppedLevel:c.currentLevel}),c.autoLevelCapping=f,c.streamController.nextLevelSwitch())}}this.lastTime=i,this.lastDroppedFrames=r,this.lastDecodedFrames=t}},t.prototype.checkFPSInterval=function(){var e=this.video;if(e){if(this.isVideoPlaybackQualityAvailable){var t=e.getVideoPlaybackQuality();this.checkFPS(e,t.totalVideoFrames,t.droppedVideoFrames)}else this.checkFPS(e,e.webkitDecodedFrameCount,e.webkitDroppedFrameCount)}},t}(s.default);t.default=u},

1"./src/controller/fragment-finders.js":function(e,t,r){"use strict";(function(e){Object.defineProperty(t,"__esModule",{value:!0});var i=r("./src/utils/binary-search.js");function a(e,t,r){void 0===e&&(e=0),void 0===t&&(t=0);var 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 n(e,t,r){var i=1e3*Math.min(t,r.duration+(r.deltaPTS?r.deltaPTS:0));return r.endProgramDateTime-i>e}t.findFragmentByPDT=function(t,r,i){if(!Array.isArray(t)||!t.length||!e.isFinite(r)||r<t[0].programDateTime||r>=t[t.length-1].endProgramDateTime)return null;i=i||0;for(var a=0;a<t.length;++a){var s=t[a];if(n(r,i,s))return s}return null},t.findFragmentByPTS=function(e,t,r,n){void 0===r&&(r=0),void 0===n&&(n=0);var s=e?t[e.sn-t[0].sn+1]:null;return s&&!a(r,n,s)?s:i.default.search(t,a.bind(null,r,n))},t.fragmentWithinToleranceTest=a,t.pdtWithinToleranceTest=n}).call(this,r("./src/polyfills/number.js").Number)},

1"./src/controller/fragment-tracker.js":function(e,t,r){"use strict";(function(e){var i,a=this&&this.__extends||(i=Object.setPrototypeOf||({__proto__:[]})instanceof Array&&function(e,t){e.__proto__=t}||function(e,t){for(var r in t)t.hasOwnProperty(r)&&(e[r]=t[r])},function(e,t){function r(){this.constructor=e}i(e,t),e.prototype=null===t?Object.create(t):(r.prototype=t.prototype,new r)});Object.defineProperty(t,"__esModule",{value:!0});var n=r("./src/event-handler.js"),s=r("./src/events.js");t.FragmentState={NOT_LOADED:"NOT_LOADED",APPENDING:"APPENDING",PARTIAL:"PARTIAL",OK:"OK"};var o=function(r){function i(e){var t=r.call(this,e,s.default.BUFFER_APPENDED,s.default.FRAG_BUFFERED,s.default.FRAG_LOADED)||this;return t.bufferPadding=.2,t.fragments=Object.create(null),t.timeRanges=Object.create(null),t.config=e.config,t}return a(i,r),i.prototype.destroy=function(){this.fragments=Object.create(null),this.timeRanges=Object.create(null),this.config=null,n.default.prototype.destroy.call(this),r.prototype.destroy.call(this)},i.prototype.getBufferedFrag=function(e,t){var r=this.fragments,i=Object.keys(r).filter(function(i){var a=r[i];if(a.body.type!==t||!a.buffered)return!1;var n=a.body;return n.startPTS<=e&&e<=n.endPTS});return 0===i.length?null:r[i.pop()].body},i.prototype.detectEvictedFragments=function(e,t){var r,i,a=this;Object.keys(this.fragments).forEach(function(n){var s=a.fragments[n];if(!0===s.buffered){var o=s.range[e];if(o){r=o.time;for(var l=0;l<r.length;l++)if(i=r[l],!1===a.isTimeBuffered(i.startPTS,i.endPTS,t)){a.removeFragment(s.body);break}}}})},i.prototype.detectPartialFragments=function(e){var t=this,r=this.getFragmentKey(e),i=this.fragments[r];i&&(i.buffered=!0,Object.keys(this.timeRanges).forEach(function(r){if(e.hasElementaryStream(r)){var a=t.timeRanges[r];i.range[r]=t.getBufferedTimes(e.startPTS,e.endPTS,a)}}))},i.prototype.getBufferedTimes=function(e,t,r){for(var i,a,n=[],s=!1,o=0;o<r.length;o++){if(i=r.start(o)-this.bufferPadding,a=r.end(o)+this.bufferPadding,e>=i&&t<=a){n.push({startPTS:Math.max(e,r.start(o)),endPTS:Math.min(t,r.end(o))});break}if(e<a&&t>i)n.push({startPTS:Math.max(e,r.start(o)),endPTS:Math.min(t,r.end(o))}),s=!0;else if(t<=i)break}return{time:n,partial:s}},i.prototype.getFragmentKey=function(e){return e.type+"_"+e.level+"_"+e.urlId+"_"+e.sn},i.prototype.getPartialFragment=function(e){var t,r,i,a=this,n=null,s=0;return Object.keys(this.fragments).forEach(function(o){var l=a.fragments[o];a.isPartial(l)&&(r=l.body.startPTS-a.bufferPadding,i=l.body.endPTS+a.bufferPadding,e>=r&&e<=i&&s<=(t=Math.min(e-r,i-e))&&(n=l.body,s=t))}),n},i.prototype.getState=function(e){var r=this.getFragmentKey(e),i=this.fragments[r],a=t.FragmentState.NOT_LOADED;return void 0!==i&&(a=i.buffered?!0===this.isPartial(i)?t.FragmentState.PARTIAL:t.FragmentState.OK:t.FragmentState.APPENDING),a},i.prototype.isPartial=function(e){return!0===e.buffered&&(void 0!==e.range.video&&!0===e.range.video.partial||void 0!==e.range.audio&&!0===e.range.audio.partial)},i.prototype.isTimeBuffered=function(e,t,r){for(var i,a,n=0;n<r.length;n++){if(i=r.start(n)-this.bufferPadding,a=r.end(n)+this.bufferPadding,e>=i&&t<=a)return!0;if(t<=i)break}return!1},i.prototype.onFragLoaded=function(t){var r=t.frag;e.isFinite(r.sn)&&!r.bitrateTest&&(this.fragments[this.getFragmentKey(r)]={body:r,range:Object.create(null),buffered:!1})},i.prototype.onBufferAppended=function(e){var t=this;this.timeRanges=e.timeRanges,Object.keys(this.timeRanges).forEach(function(e){var r=t.timeRanges[e];t.detectEvictedFragments(e,r)})},i.prototype.onFragBuffered=function(e){this.detectPartialFragments(e.frag)},i.prototype.hasFragment=function(e){var t=this.getFragmentKey(e);return void 0!==this.fragments[t]},i.prototype.removeFragment=function(e){var t=this.getFragmentKey(e);delete this.fragments[t]},i.prototype.removeAllFragments=function(){this.fragments=Object.create(null)},i}(n.default);t.FragmentTracker=o}).call(this,r("./src/polyfills/number.js").Number)},

1"./src/controller/gap-controller.js":function(e,t,r){"use strict";Object.defineProperty(t,"__esModule",{value:!0});var i=r("./src/utils/buffer-helper.js"),a=r("./src/errors.js"),n=r("./src/events.js"),s=r("./src/utils/logger.js"),o=function(){function e(e,t,r,i){this.config=e,this.media=t,this.fragmentTracker=r,this.hls=i,this.stallReported=!1}return e.prototype.poll=function(e,t){var r=this.config,a=this.media,n=a.currentTime,o=window.performance.now();if(n!==e){this.stallReported&&(s.logger.warn("playback not stuck anymore @"+n+", after "+Math.round(o-this.stalled)+"ms"),this.stallReported=!1),this.stalled=null,this.nudgeRetry=0;return}if(!(a.ended||!a.buffered.length||a.readyState>2||a.seeking&&i.BufferHelper.isBuffered(a,n))){var l=o-this.stalled,u=i.BufferHelper.bufferInfo(a,n,r.maxBufferHole);if(this.stalled)l>=1e3&&this._reportStall(u.len);else{this.stalled=o;return}this._tryFixBufferStall(u,l)}},e.prototype._tryFixBufferStall=function(e,t){var r=this.config,i=this.fragmentTracker,a=this.media.currentTime,n=i.getPartialFragment(a);n&&this._trySkipBufferHole(n),e.len>.5&&t>1e3*r.highBufferWatchdogPeriod&&(this.stalled=null,this._tryNudgeBuffer())},e.prototype._reportStall=function(e){var t=this.hls,r=this.media;this.stallReported||(this.stallReported=!0,s.logger.warn("Playback stalling at @"+r.currentTime+" due to low buffer"),t.trigger(n.default.ERROR,{type:a.ErrorTypes.MEDIA_ERROR,details:a.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!1,buffer:e}))},e.prototype._trySkipBufferHole=function(e){for(var t=this.hls,r=this.media,i=r.currentTime,o=0,l=0;l<r.buffered.length;l++){var u=r.buffered.start(l);if(i>=o&&i<u){r.currentTime=Math.max(u,r.currentTime+.1),s.logger.warn("skipping hole, adjusting currentTime from "+i+" to "+r.currentTime),this.stalled=null,t.trigger(n.default.ERROR,{type:a.ErrorTypes.MEDIA_ERROR,details:a.ErrorDetails.BUFFER_SEEK_OVER_HOLE,fatal:!1,reason:"fragment loaded with buffer holes, seeking from "+i+" to "+r.currentTime,frag:e});return}o=r.buffered.end(l)}},e.prototype._tryNudgeBuffer=function(){var e=this.config,t=this.hls,r=this.media,i=r.currentTime,o=(this.nudgeRetry||0)+1;if(this.nudgeRetry=o,o<e.nudgeMaxRetry){var l=i+o*e.nudgeOffset;s.logger.log("adjust currentTime from "+i+" to "+l),r.currentTime=l,t.trigger(n.default.ERROR,{type:a.ErrorTypes.MEDIA_ERROR,details:a.ErrorDetails.BUFFER_NUDGE_ON_STALL,fatal:!1})}else s.logger.error("still stuck in high buffer @"+i+" after "+e.nudgeMaxRetry+", raise fatal error"),t.trigger(n.default.ERROR,{type:a.ErrorTypes.MEDIA_ERROR,details:a.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!0})},e}();t.default=o},

1"./src/controller/id3-track-controller.js":function(e,t,r){"use strict";var i,a=this&&this.__extends||(i=Object.setPrototypeOf||({__proto__:[]})instanceof Array&&function(e,t){e.__proto__=t}||function(e,t){for(var r in t)t.hasOwnProperty(r)&&(e[r]=t[r])},function(e,t){function r(){this.constructor=e}i(e,t),e.prototype=null===t?Object.create(t):(r.prototype=t.prototype,new r)});Object.defineProperty(t,"__esModule",{value:!0});var n=r("./src/events.js"),s=r("./src/event-handler.js"),o=r("./src/demux/id3.js"),l=r("./src/utils/texttrack-utils.js"),u=function(e){function t(t){var r=e.call(this,t,n.default.MEDIA_ATTACHED,n.default.MEDIA_DETACHING,n.default.FRAG_PARSING_METADATA)||this;return r.id3Track=void 0,r.media=void 0,r}return a(t,e),t.prototype.destroy=function(){s.default.prototype.destroy.call(this)},t.prototype.onMediaAttached=function(e){this.media=e.media,this.media},t.prototype.onMediaDetaching=function(){l.clearCurrentCues(this.id3Track),this.id3Track=void 0,this.media=void 0},t.prototype.getID3Track=function(e){for(var t=0;t<e.length;t++){var r=e[t];if("metadata"===r.kind&&"id3"===r.label)return l.sendAddTrackEvent(r,this.media),r}return this.media.addTextTrack("metadata","id3")},t.prototype.onFragParsingMetadata=function(e){var t=e.frag,r=e.samples;this.id3Track||(this.id3Track=this.getID3Track(this.media.textTracks),this.id3Track.mode="hidden");for(var i=window.WebKitDataCue||window.VTTCue||window.TextTrackCue,a=0;a<r.length;a++){var n=o.default.getID3Frames(r[a].data);if(n){var s=r[a].pts,l=a<r.length-1?r[a+1].pts:t.endPTS;s===l&&(l+=1e-4);for(var u=0;u<n.length;u++){var d=n[u];if(!o.default.isTimeStampFrame(d)){var c=new i(s,l,"");c.value=d,this.id3Track.addCue(c)}}}}},t}(s.default);t.default=u},

1"./src/controller/level-controller.js":function(e,t,r){"use strict";var i,a,n=this&&this.__extends||(i=Object.setPrototypeOf||({__proto__:[]})instanceof Array&&function(e,t){e.__proto__=t}||function(e,t){for(var r in t)t.hasOwnProperty(r)&&(e[r]=t[r])},function(e,t){function r(){this.constructor=e}i(e,t),e.prototype=null===t?Object.create(t):(r.prototype=t.prototype,new r)});Object.defineProperty(t,"__esModule",{value:!0});var s=r("./src/events.js"),o=r("./src/event-handler.js"),l=r("./src/utils/logger.js"),u=r("./src/errors.js"),d=r("./src/utils/codecs.js"),c=r("./src/controller/level-helper.js");window.performance;var f=function(e){function t(t){var r=e.call(this,t,s.default.MANIFEST_LOADED,s.default.LEVEL_LOADED,s.default.AUDIO_TRACK_SWITCHED,s.default.FRAG_LOADED,s.default.ERROR)||this;return r.canload=!1,r.currentLevelIndex=null,r.manualLevelIndex=-1,r.timer=null,a=/chrome|firefox/.test(navigator.userAgent.toLowerCase()),r}return n(t,e),t.prototype.onHandlerDestroying=function(){this.clearTimer(),this.manualLevelIndex=-1},t.prototype.clearTimer=function(){null!==this.timer&&(clearTimeout(this.timer),this.timer=null)},t.prototype.startLoad=function(){var e=this._levels;this.canload=!0,this.levelRetryCount=0,e&&e.forEach(function(e){e.loadError=0;var t=e.details;t&&t.live&&(e.details=void 0)}),null!==this.timer&&this.loadLevel()},t.prototype.stopLoad=function(){this.canload=!1},t.prototype.onManifestLoaded=function(e){var t,r=[],i=[],n={},o=null,f=!1,h=!1;if(e.levels.forEach(function(e){var t=e.attrs;e.loadError=0,e.fragmentError=!1,f=f||!!e.videoCodec,h=h||!!e.audioCodec,a&&e.audioCodec&&-1!==e.audioCodec.indexOf("mp4a.40.34")&&(e.audioCodec=void 0),(o=n[e.bitrate])?o.url.push(e.url):(e.url=[e.url],e.urlId=0,n[e.bitrate]=e,r.push(e)),t&&(t.AUDIO&&(h=!0,c.addGroupId(o||e,"audio",t.AUDIO)),t.SUBTITLES&&c.addGroupId(o||e,"text",t.SUBTITLES))}),f&&h&&(r=r.filter(function(e){return!!e.videoCodec})),r=r.filter(function(e){var t=e.audioCodec,r=e.videoCodec;return(!t||d.isCodecSupportedInMp4(t,"audio"))&&(!r||d.isCodecSupportedInMp4(r,"video"))}),e.audioTracks&&(i=e.audioTracks.filter(function(e){return!e.audioCodec||d.isCodecSupportedInMp4(e.audioCodec,"audio")})).forEach(function(e,t){e.id=t}),r.length>0){t=r[0].bitrate,r.sort(function(e,t){return e.bitrate-t.bitrate}),this._levels=r;for(var p=0;p<r.length;p++)if(r[p].bitrate===t){this._firstLevel=p,l.logger.log("manifest loaded,"+r.length+" level(s) found, first bitrate:"+t);break}this.hls.trigger(s.default.MANIFEST_PARSED,{levels:r,audioTracks:i,firstLevel:this._firstLevel,stats:e.stats,audio:h,video:f,altAudio:i.some(function(e){return!!e.url})})}else this.hls.trigger(s.default.ERROR,{type:u.ErrorTypes.MEDIA_ERROR,details:u.ErrorDetails.MANIFEST_INCOMPATIBLE_CODECS_ERROR,fatal:!0,url:this.hls.url,reason:"no level with compatible codecs found in manifest"})},Object.defineProperty(t.prototype,"levels",{get:function(){return this._levels},enumerable:!0,configurable:!0}),Object.defineProperty(t.prototype,"level",{get:function(){return this.currentLevelIndex},set:function(e){var t=this._levels;t&&(e=Math.min(e,t.length-1),this.currentLevelIndex===e&&t[e].details||this.setLevelInternal(e))},enumerable:!0,configurable:!0}),t.prototype.setLevelInternal=function(e){var t=this._levels,r=this.hls;if(e>=0&&e<t.length){if(this.clearTimer(),this.currentLevelIndex!==e){l.logger.log("switching to level "+e),this.currentLevelIndex=e;var i=t[e];i.level=e,r.trigger(s.default.LEVEL_SWITCHING,i)}var a=t[e],n=a.details;if(!n||n.live){var o=a.urlId;r.trigger(s.default.LEVEL_LOADING,{url:a.url[o],level:e,id:o})}}else r.trigger(s.default.ERROR,{type:u.ErrorTypes.OTHER_ERROR,details:u.ErrorDetails.LEVEL_SWITCH_ERROR,level:e,fatal:!1,reason:"invalid level idx"})},Object.defineProperty(t.prototype,"manualLevel",{get:function(){return this.manualLevelIndex},set:function(e){this.manualLevelIndex=e,void 0===this._startLevel&&(this._startLevel=e),-1!==e&&(this.level=e)},enumerable:!0,configurable:!0}),Object.defineProperty(t.prototype,"firstLevel",{get:function(){return this._firstLevel},set:function(e){this._firstLevel=e},enumerable:!0,configurable:!0}),Object.defineProperty(t.prototype,"startLevel",{get:function(){if(void 0!==this._startLevel)return this._startLevel;var e=this.hls.config.startLevel;return void 0!==e?e:this._firstLevel},set:function(e){this._startLevel=e},enumerable:!0,configurable:!0}),t.prototype.onError=function(e){if(e.fatal){e.type===u.ErrorTypes.NETWORK_E

1RROR&&this.clearTimer();return}var t,r=!1,i=!1;switch(e.details){case u.ErrorDetails.FRAG_LOAD_ERROR:case u.ErrorDetails.FRAG_LOAD_TIMEOUT:case u.ErrorDetails.KEY_LOAD_ERROR:case u.ErrorDetails.KEY_LOAD_TIMEOUT:t=e.frag.level,i=!0;break;case u.ErrorDetails.LEVEL_LOAD_ERROR:case u.ErrorDetails.LEVEL_LOAD_TIMEOUT:t=e.context.level,r=!0;break;case u.ErrorDetails.REMUX_ALLOC_ERROR:t=e.level,r=!0}void 0!==t&&this.recoverLevel(e,t,r,i)},t.prototype.recoverLevel=function(e,t,r,i){var a,n,s,o=this,u=this.hls.config,d=e.details,c=this._levels[t];if(c.loadError++,c.fragmentError=i,r){if(this.levelRetryCount+1<=u.levelLoadingMaxRetry)n=Math.min(Math.pow(2,this.levelRetryCount)*u.levelLoadingRetryDelay,u.levelLoadingMaxRetryTimeout),this.timer=setTimeout(function(){return o.loadLevel()},n),e.levelRetry=!0,this.levelRetryCount++,l.logger.warn("level controller, "+d+", retry in "+n+" ms, current retry count is "+this.levelRetryCount);else{l.logger.error("level controller, cannot recover from "+d+" error"),this.currentLevelIndex=null,this.clearTimer(),e.fatal=!0;return}}(r||i)&&((a=c.url.length)>1&&c.loadError<a?(c.urlId=(c.urlId+1)%a,c.details=void 0,l.logger.warn("level controller, "+d+" for level "+t+": switching to redundant URL-id "+c.urlId)):-1===this.manualLevelIndex?(s=0===t?this._levels.length-1:t-1,l.logger.warn("level controller, "+d+": switch to "+s),this.hls.nextAutoLevel=this.currentLevelIndex=s):i&&(l.logger.warn("level controller, "+d+": reload a fragment"),this.currentLevelIndex=null))},t.prototype.onFragLoaded=function(e){var t=e.frag;if(void 0!==t&&"main"===t.type){var r=this._levels[t.level];void 0!==r&&(r.fragmentError=!1,r.loadError=0,this.levelRetryCount=0)}},t.prototype.onLevelLoaded=function(e){var t=this,r=e.level,i=e.details;if(r===this.currentLevelIndex){var a=this._levels[r];if(a.fragmentError||(a.loadError=0,this.levelRetryCount=0),i.live){var n=c.computeReloadInterval(a.details,i,e.stats.trequest);l.logger.log("live playlist, reload in "+Math.round(n)+" ms"),this.timer=setTimeout(function(){return t.loadLevel()},n)}else this.clearTimer()}},t.prototype.onAudioTrackSwitched=function(e){var t=this.hls.audioTracks[e.id].groupId,r=this.hls.levels[this.currentLevelIndex];if(r&&r.audioGroupIds){for(var i=-1,a=0;a<r.audioGroupIds.length;a++)if(r.audioGroupIds[a]===t){i=a;break}i!==r.urlId&&(r.urlId=i,this.startLoad())}},t.prototype.loadLevel=function(){if(l.logger.debug("call to loadLevel"),null!==this.currentLevelIndex&&this.canload){var e=this._levels[this.currentLevelIndex];if("object"==typeof e&&e.url.length>0){var t=this.currentLevelIndex,r=e.urlId,i=e.url[r];l.logger.log("Attempt loading level index "+t+" with URL-id "+r),this.hls.trigger(s.default.LEVEL_LOADING,{url:i,level:t,id:r})}}},Object.defineProperty(t.prototype,"nextLoadLevel",{get:function(){return -1!==this.manualLevelIndex?this.manualLevelIndex:this.hls.nextAutoLevel},set:function(e){this.level=e,-1===this.manualLevelIndex&&(this.hls.nextAutoLevel=e)},enumerable:!0,configurable:!0}),t}(o.default);t.default=f},

1"./src/controller/level-helper.js":function(e,t,r){"use strict";(function(e){Object.defineProperty(t,"__esModule",{value:!0});var i=r("./src/utils/logger.js");function a(t,r,a){var n=t[r],s=t[a],o=s.startPTS;e.isFinite(o)?a>r?(n.duration=o-n.start,n.duration<0&&i.logger.warn("negative duration computed for frag "+n.sn+",level "+n.level+", there should be some duration drift between playlist and fragment!")):(s.duration=n.start-o,s.duration<0&&i.logger.warn("negative duration computed for frag "+s.sn+",level "+s.level+", there should be some duration drift between playlist and fragment!")):a>r?s.start=n.start+n.duration:s.start=Math.max(n.start-s.duration,0)}function n(t,r,i,n,s,o){var l,u,d,c=i;if(e.isFinite(r.startPTS)){var f=Math.abs(r.startPTS-i);e.isFinite(r.deltaPTS)?r.deltaPTS=Math.max(f,r.deltaPTS):r.deltaPTS=f,c=Math.max(i,r.startPTS),i=Math.min(i,r.startPTS),n=Math.max(n,r.endPTS),s=Math.min(s,r.startDTS),o=Math.max(o,r.endDTS)}var h=i-r.start;r.start=r.startPTS=i,r.maxStartPTS=c,r.endPTS=n,r.startDTS=s,r.endDTS=o,r.duration=n-i;var p=r.sn;if(!t||p<t.startSN||p>t.endSN)return 0;for(l=p-t.startSN,(u=t.fragments)[l]=r,d=l;d>0;d--)a(u,d,d-1);for(d=l;d<u.length-1;d++)a(u,d,d+1);return t.PTSKnown=!0,h}function s(e,t,r){if(e&&t)for(var i=Math.max(e.startSN,t.startSN)-t.startSN,a=Math.min(e.endSN,t.endSN)-t.startSN,n=t.startSN-e.startSN,s=i;s<=a;s++){var o=e.fragments[n+s],l=t.fragments[s];if(!o||!l)break;r(o,l,s)}}function o(e,t){var r=t.startSN-e.startSN,i=e.fragments,a=t.fragments;if(!(r<0)&&!(r>i.length))for(var n=0;n<a.length;n++)a[n].start+=i[r].start}t.addGroupId=function(e,t,r){switch(t){case"audio":e.audioGroupIds||(e.audioGroupIds=[]),e.audioGroupIds.push(r);break;case"text":e.textGroupIds||(e.textGroupIds=[]),e.textGroupIds.push(r)}},t.updatePTS=a,t.updateFragPTSDTS=n,t.mergeDetails=function(t,r){r.initSegment&&t.initSegment&&(r.initSegment=t.initSegment);var a,l=0;if(s(t,r,function(t,i){l=t.cc-i.cc,e.isFinite(t.startPTS)&&(i.start=i.startPTS=t.startPTS,i.endPTS=t.endPTS,i.duration=t.duration,i.backtracked=t.backtracked,i.dropped=t.dropped,a=i),r.PTSKnown=!0}),r.PTSKnown){if(l){i.logger.log("discontinuity sliding from playlist, take drift into account");for(var u=r.fragments,d=0;d<u.length;d++)u[d].cc+=l}a?n(r,a,a.startPTS,a.endPTS,a.startDTS,a.endDTS):o(t,r),r.PTSKnown=t.PTSKnown}},t.mergeSubtitlePlaylists=function(e,t,r){void 0===r&&(r=0);var i=-1;s(e,t,function(e,t,r){t.start=e.start,i=r});var a=t.fragments;if(i<0){a.forEach(function(e){e.start+=r});return}for(var n=i+1;n<a.length;n++)a[n].start=a[n-1].start+a[n-1].duration},t.mapFragmentIntersection=s,t.adjustSliding=o,t.computeReloadInterval=function(e,t,r){var i=1e3*(t.averagetargetduration?t.averagetargetduration:t.targetduration),a=i/2;return e&&t.endSN===e.endSN&&(i=a),r&&(i=Math.max(a,i-(window.performance.now()-r))),Math.round(i)}}).call(this,r("./src/polyfills/number.js").Number)},

1"./src/controller/stream-controller.js":function(e,t,r){"use strict";(function(e){var i,a=this&&this.__extends||(i=Object.setPrototypeOf||({__proto__:[]})instanceof Array&&function(e,t){e.__proto__=t}||function(e,t){for(var r in t)t.hasOwnProperty(r)&&(e[r]=t[r])},function(e,t){function r(){this.constructor=e}i(e,t),e.prototype=null===t?Object.create(t):(r.prototype=t.prototype,new r)});Object.defineProperty(t,"__esModule",{value:!0});var n=r("./src/utils/binary-search.js"),s=r("./src/utils/buffer-helper.js"),o=r("./src/demux/demuxer.js"),l=r("./src/events.js"),u=r("./src/controller/fragment-tracker.js"),d=r("./src/loader/fragment.js"),c=r("./src/loader/playlist-loader.js"),f=r("./src/controller/level-helper.js"),h=r("./src/utils/time-ranges.js"),p=r("./src/errors.js"),g=r("./src/utils/logger.js"),v=r("./src/utils/discontinuities.js"),m=r("./src/controller/fragment-finders.js"),y=r("./src/controller/gap-controller.js"),E=r("./src/controller/base-stream-controller.js"),_=function(t){function r(e,r){var i=t.call(this,e,l.default.MEDIA_ATTA

1CHED,l.default.MEDIA_DETACHING,l.default.MANIFEST_LOADING,l.default.MANIFEST_PARSED,l.default.LEVEL_LOADED,l.default.KEY_LOADED,l.default.FRAG_LOADED,l.default.FRAG_LOAD_EMERGENCY_ABORTED,l.default.FRAG_PARSING_INIT_SEGMENT,l.default.FRAG_PARSING_DATA,l.default.FRAG_PARSED,l.default.ERROR,l.default.AUDIO_TRACK_SWITCHING,l.default.AUDIO_TRACK_SWITCHED,l.default.BUFFER_CREATED,l.default.BUFFER_APPENDED,l.default.BUFFER_FLUSHED)||this;return i.fragmentTracker=r,i.config=e.config,i.audioCodecSwap=!1,i._state=E.State.STOPPED,i.stallReported=!1,i.gapController=null,i}return a(r,t),r.prototype.startLoad=function(e){if(this.levels){var t=this.lastCurrentTime,r=this.hls;if(this.stopLoad(),this.setInterval(100),this.level=-1,this.fragLoadError=0,!this.startFragRequested){var i=r.startLevel;-1===i&&(i=0,this.bitrateTest=!0),this.level=r.nextLoadLevel=i,this.loadedmetadata=!1}t>0&&-1===e&&(g.logger.log("override startPosition with lastCurrentTime @"+t.toFixed(3)),e=t),this.state=E.State.IDLE,this.nextLoadPosition=this.startPosition=this.lastCurrentTime=e,this.tick()}else this.forceStartLoad=!0,this.state=E.State.STOPPED},r.prototype.stopLoad=function(){this.forceStartLoad=!1,t.prototype.stopLoad.call(this)},r.prototype.doTick=function(){switch(this.state){case E.State.BUFFER_FLUSHING:this.fragLoadError=0;break;case E.State.IDLE:this._doTickIdle();break;case E.State.WAITING_LEVEL:var e=this.levels[this.level];e&&e.details&&(this.state=E.State.IDLE);break;case E.State.FRAG_LOADING_WAITING_RETRY:var t=window.performance.now(),r=this.retryDate;(!r||t>=r||this.media&&this.media.seeking)&&(g.logger.log("mediaController: retryDate reached, switch back to IDLE state"),this.state=E.State.IDLE);case E.State.ERROR:case E.State.STOPPED:case E.State.FRAG_LOADING:case E.State.PARSING:case E.State.PARSED:case E.State.ENDED:}this._checkBuffer(),this._checkFragmentChanged()},r.prototype._doTickIdle=function(){var e=this.hls,t=e.config,r=this.media;if(void 0!==this.levelLastLoaded&&(r||!this.startFragRequested&&t.startFragPrefetch)){n=this.loadedmetadata?r.currentTime:this.nextLoadPosition;var i=e.nextLoadLevel,a=this.levels[i];if(a){var n,o,u=a.bitrate;o=Math.min(o=u?Math.max(8*t.maxBufferSize/u,t.maxBufferLength):t.maxBufferLength,t.maxMaxBufferLength);var d=s.BufferHelper.bufferInfo(this.mediaBuffer?this.mediaBuffer:r,n,t.maxBufferHole),c=d.len;if(!(c>=o)){g.logger.trace("buffer length of "+c.toFixed(3)+" is below max of "+o.toFixed(3)+". checking for more payload ..."),this.level=e.nextLoadLevel=i;var f=a.details;if(!f||f.live&&this.levelLastLoaded!==i){this.state=E.State.WAITING_LEVEL;return}if(this._streamEnded(d,f)){var h={};this.altAudio&&(h.type="video"),this.hls.trigger(l.default.BUFFER_EOS,h),this.state=E.State.ENDED;return}this._fetchPayloadOrEos(n,d,f)}}}},r.prototype._fetchPayloadOrEos=function(e,t,r){var i=this.fragPrevious,a=this.level,n=r.fragments,s=n.length;if(0!==s){var o,l=n[0].start,u=n[s-1].start+n[s-1].duration,d=t.end;if(r.initSegment&&!r.initSegment.data)o=r.initSegment;else if(r.live){var c=this.config.initialLiveManifestSize;if(s<c){g.logger.warn("Can not start playback of a level, reason: not enough fragments "+s+" < "+c);return}if(null===(o=this._ensureFragmentAtLivePoint(r,d,l,u,i,n,s)))return}else d<l&&(o=n[0]);o||(o=this._findFragment(l,i,s,n,d,u,r)),o&&(o.encrypted?(g.logger.log("Loading key for "+o.sn+" of ["+r.startSN+" ,"+r.endSN+"],level "+a),this._loadKey(o)):(g.logger.log("Loading "+o.sn+" of ["+r.startSN+" ,"+r.endSN+"],level "+a+", currentTime:"+e.toFixed(3)+",bufferEnd:"+d.toFixed(3)),this._loadFragment(o)))}},r.prototype._ensureFragmentAtLivePoint=function(e,t,r,i,a,s,o){var l,u=this.hls.config,d=this.media,c=void 0!==u.liveMaxLatencyDuration?u.liveMaxLatencyDuration:u.liveMaxLatencyDurationCount*e.targetduration;if(t<Math.max(r-u.maxFragLookUpTolerance,i-c)){var f=this.liveSyncPosition=this.computeLivePosition(r,e);g.logger.log("buffer end: "+t.toFixed(3)+" is located too far from the end of live sliding playlist, reset currentTime to : "+f.toFixed(3)),t=f,d&&d.readyState&&d.duration>f&&(d.currentTime=f),this.nextLoadPosition=f}if(e.PTSKnown&&t>i&&d&&d.readyState)return null;if(this.startFragRequested&&!e.PTSKnown){if(a){if(e.hasProgramDateTime)g.logger.log("live playlist, switching playlist, load frag with same PDT: "+a.programDateTime),l=m.findFragmentByPDT(s,a.endProgramDateTime,u.maxFragLookUpTolerance);else{var h=a.sn+1;if(h>=e.startSN&&h<=e.endSN){var p=s[h-e.startSN];a.cc===p.cc&&(l=p,g.logger.log("live playlist, switching playlist, load frag with next SN: "+l.sn))}!l&&(l=n.default.search(s,function(e){return a.cc-e.cc}))&&g.logger.log("live playlist, switching playlist, load frag with same CC: "+l.sn)}}l||(l=s[Math.min(o-1,Math.round(o/2))],g.logger.log("live playlist, switching playlist, unknown, load middle frag : "+l.sn))}return l},r.prototype._findFragment=function(e,t,r,i,a,n,s){var o,l=this.hls.config;if(a<n){var u=a>n-l.maxFragLookUpTolerance?0:l.maxFragLookUpTolerance;o=m.findFragmentByPTS(t,i,a,u)}else o=i[r-1];if(o){var d=o.sn-s.startSN,c=t&&o.level===t.level,f=i[d-1],h=i[d+1];if(t&&o.sn===t.sn){if(c&&!o.backtracked){if(o.sn<s.endSN){var p=t.deltaPTS;p&&p>l.maxBufferHole&&t.dropped&&d?(o=f,g.logger.warn("SN just loaded, with large PTS gap between audio and video, maybe frag is not starting with a keyframe ? load previous one to try to overcome this")):(o=h,g.logger.log("SN just loaded, load next one: "+o.sn,o))}else o=null}else o.backtracked&&(h&&h.backtracked?(g.logger.warn("Already backtracked from fragment "+h.sn+", will not backtrack to fragment "+o.sn+". Loading fragment "+h.sn),o=h):(g.logger.warn("Loaded fragment with dropped frames, backtracking 1 segment to find a keyframe"),o.dropped=0,f?(o=f).backtracked=!0:d&&(o=null)))}}return o},r.prototype._loadKey=function(e){this.state=E.State.KEY_LOADING,this.hls.trigger(l.default.KEY_LOADING,{frag:e})},r.prototype._loadFragment=function(t){var r=this.fragmentTracker.getState(t);this.fragCurrent=t,this.startFragRequested=!0,e.isFinite(t.sn)&&!t.bitrateTest&&(this.nextLoadPosition=t.start+t.duration),t.backtracked||r===u.FragmentState.NOT_LOADED||r===u.FragmentState.PARTIAL?(t.autoLevel=this.hls.autoLevelEnabled,t.bitrateTest=this.bitrateTest,this.hls.trigger(l.default.FRAG_LOADING,{frag:t}),this.demuxer||(this.demuxer=new o.default(this.hls,"main")),this.state=E.State.FRAG_LOADING):r===u.FragmentState.APPENDING&&this._reduceMaxBufferLength(t.duration)&&this.fragmentTracker.removeFragment(t)},Object.defineProperty(r.prototype,"state",{get:function(){return this._state},set:function(e){if(this.state!==e){var t=this.state;

1this._state=e,g.logger.log("main stream:"+t+"->"+e),this.hls.trigger(l.default.STREAM_STATE_TRANSITION,{previousState:t,nextState:e})}},enumerable:!0,configurable:!0}),r.prototype.getBufferedFrag=function(e){return this.fragmentTracker.getBufferedFrag(e,c.default.LevelType.MAIN)},Object.defineProperty(r.prototype,"currentLevel",{get:function(){var e=this.media;if(e){var t=this.getBufferedFrag(e.currentTime);if(t)return t.level}return -1},enumerable:!0,configurable:!0}),Object.defineProperty(r.prototype,"nextBufferedFrag",{get:function(){var e=this.media;return e?this.followingBufferedFrag(this.getBufferedFrag(e.currentTime)):null},enumerable:!0,configurable:!0}),r.prototype.followingBufferedFrag=function(e){return e?this.getBufferedFrag(e.endPTS+.5):null},Object.defineProperty(r.prototype,"nextLevel",{get:function(){var e=this.nextBufferedFrag;return e?e.level:-1},enumerable:!0,configurable:!0}),r.prototype._checkFragmentChanged=function(){var e,t,r=this.media;if(r&&r.readyState&&!1===r.seeking&&((t=r.currentTime)>this.lastCurrentTime&&(this.lastCurrentTime=t),s.BufferHelper.isBuffered(r,t)?e=this.getBufferedFrag(t):s.BufferHelper.isBuffered(r,t+.1)&&(e=this.getBufferedFrag(t+.1)),e)){var i=e;if(i!==this.fragPlaying){this.hls.trigger(l.default.FRAG_CHANGED,{frag:i});var a=i.level;this.fragPlaying&&this.fragPlaying.level===a||this.hls.trigger(l.default.LEVEL_SWITCHED,{level:a}),this.fragPlaying=i}}},r.prototype.immediateLevelSwitch=function(){if(g.logger.log("immediateLevelSwitch"),!this.immediateSwitch){this.immediateSwitch=!0;var t=this.media,r=void 0;t?(r=t.paused,t.pause()):r=!0,this.previouslyPaused=r}var i=this.fragCurrent;i&&i.loader&&i.loader.abort(),this.fragCurrent=null,this.flushMainBuffer(0,e.POSITIVE_INFINITY)},r.prototype.immediateLevelSwitchEnd=function(){var e=this.media;e&&e.buffered.length&&(this.immediateSwitch=!1,s.BufferHelper.isBuffered(e,e.currentTime)&&(e.currentTime-=1e-4),this.previouslyPaused||e.play())},r.prototype.nextLevelSwitch=function(){var t=this.media;if(t&&t.readyState){var r=void 0,i=void 0,a=void 0;if((i=this.getBufferedFrag(t.currentTime))&&i.startPTS>1&&this.flushMainBuffer(0,i.startPTS-1),t.paused)r=0;else{var n=this.hls.nextLoadLevel,s=this.levels[n],o=this.fragLastKbps;r=o&&this.fragCurrent?this.fragCurrent.duration*s.bitrate/(1e3*o)+1:0}if((a=this.getBufferedFrag(t.currentTime+r))&&(a=this.followingBufferedFrag(a))){var l=this.fragCurrent;l&&l.loader&&l.loader.abort(),this.fragCurrent=null,this.flushMainBuffer(a.maxStartPTS,e.POSITIVE_INFINITY)}}},r.prototype.flushMainBuffer=function(e,t){this.state=E.State.BUFFER_FLUSHING;var r={startOffset:e,endOffset:t};this.altAudio&&(r.type="video"),this.hls.trigger(l.default.BUFFER_FLUSHING,r)},r.prototype.onMediaAttached=function(e){var t=this.media=this.mediaBuffer=e.media;this.onvseeking=this.onMediaSeeking.bind(this),this.onvseeked=this.onMediaSeeked.bind(this),this.onvended=this.onMediaEnded.bind(this),t.addEventListener("seeking",this.onvseeking),t.addEventListener("seeked",this.onvseeked),t.addEventListener("ended",this.onvended);var r=this.config;this.levels&&r.autoStartLoad&&this.hls.startLoad(r.startPosition),this.gapController=new y.default(r,t,this.fragmentTracker,this.hls)},r.prototype.onMediaDetaching=function(){var e=this.media;e&&e.ended&&(g.logger.log("MSE detaching and video ended, reset startPosition"),this.startPosition=this.lastCurrentTime=0);var t=this.levels;t&&t.forEach(function(e){e.details&&e.details.fragments.forEach(function(e){e.backtracked=void 0})}),e&&(e.removeEventListener("seeking",this.onvseeking),e.removeEventListener("seeked",this.onvseeked),e.removeEventListener("ended",this.onvended),this.onvseeking=this.onvseeked=this.onvended=null),this.media=this.mediaBuffer=null,this.loadedmetadata=!1,this.stopLoad()},r.prototype.onMediaSeeked=function(){var t=this.media,r=t?t.currentTime:void 0;e.isFinite(r)&&g.logger.log("media seeked to "+r.toFixed(3)),this.tick()},r.prototype.onManifestLoading=function(){g.logger.log("trigger BUFFER_RESET"),this.hls.trigger(l.default.BUFFER_RESET),this.fragmentTracker.removeAllFragments(),this.stalled=!1,this.startPosition=this.lastCurrentTime=0},r.prototype.onManifestParsed=function(e){var t,r=!1,i=!1;

1e.levels.forEach(function(e){(t=e.audioCodec)&&(-1!==t.indexOf("mp4a.40.2")&&(r=!0),-1!==t.indexOf("mp4a.40.5")&&(i=!0))}),this.audioCodecSwitch=r&&i,this.audioCodecSwitch&&g.logger.log("both AAC/HE-AAC audio found in levels; declaring level codec as HE-AAC"),this.levels=e.levels,this.startFragRequested=!1;var a=this.config;(a.autoStartLoad||this.forceStartLoad)&&this.hls.startLoad(a.startPosition)},r.prototype.onLevelLoaded=function(t){var r=t.details,i=t.level,a=this.levels[this.levelLastLoaded],n=this.levels[i],s=r.totalduration,o=0;if(g.logger.log("level "+i+" loaded ["+r.startSN+","+r.endSN+"],duration:"+s),r.live){var u=n.details;u&&r.fragments.length>0?(f.mergeDetails(u,r),o=r.fragments[0].start,this.liveSyncPosition=this.computeLivePosition(o,u),r.PTSKnown&&e.isFinite(o)?g.logger.log("live playlist sliding:"+o.toFixed(3)):(g.logger.log("live playlist - outdated PTS, unknown sliding"),v.alignStream(this.fragPrevious,a,r))):(g.logger.log("live playlist - first load, unknown sliding"),r.PTSKnown=!1,v.alignStream(this.fragPrevious,a,r))}else r.PTSKnown=!1;if(n.details=r,this.levelLastLoaded=i,this.hls.trigger(l.default.LEVEL_UPDATED,{details:r,level:i}),!1===this.startFragRequested){if(-1===this.startPosition||-1===this.lastCurrentTime){var d=r.startTimeOffset;e.isFinite(d)?(d<0&&(g.logger.log("negative start time offset "+d+", count from end of last fragment"),d=o+s+d),g.logger.log("start time offset found in playlist, adjust startPosition to "+d),this.startPosition=d):r.live?(this.startPosition=this.computeLivePosition(o,r),g.logger.log("configure startPosition to "+this.startPosition)):this.startPosition=0,this.lastCurrentTime=this.startPosition}this.nextLoadPosition=this.startPosition}this.state===E.State.WAITING_LEVEL&&(this.state=E.State.IDLE),this.tick()},r.prototype.onKeyLoaded=function(){this.state===E.State.KEY_LOADING&&(this.state=E.State.IDLE,this.tick())},r.prototype.onFragLoaded=function(e){var t=this.fragCurrent,r=this.hls,i=this.levels,a=this.media,n=e.frag;if(this.state===E.State.FRAG_LOADING&&t&&"main"===n.type&&n.level===t.level&&n.sn===t.sn){var s=e.stats,u=i[t.level],d=u.details;if(this.bitrateTest=!1,this.stats=s,g.logger.log("Loaded "+t.sn+" of ["+d.startSN+" ,"+d.endSN+"],level "+t.level),n.bitrateTest&&r.nextLoadLevel)this.state=E.State.IDLE,this.startFragRequested=!1,s.tparsed=s.tbuffered=window.performance.now(),r.trigger(l.default.FRAG_BUFFERED,{stats:s,frag:t,id:"main"}),this.tick();else if("initSegment"===n.sn)this.state=E.State.IDLE,s.tparsed=s.tbuffered=window.performance.now(),d.initSegment.data=e.payload,r.trigger(l.default.FRAG_BUFFERED,{stats:s,frag:t,id:"main"}),this.tick();else{g.logger.log("Parsing "+t.sn+" of ["+d.startSN+" ,"+d.endSN+"],level "+t.level+", cc "+t.cc),this.state=E.State.PARSING,this.pendingBuffering=!0,this.appended=!1,n.bitrateTest&&(n.bitrateTest=!1,this.fragmentTracker.onFragLoaded({frag:n}));var c=!(a&&a.seeking)&&(d.PTSKnown||!d.live),f=d.initSegment?d.initSegment.data:[],h=this._getAudioCodec(u);(this.demuxer=this.demuxer||new o.default(this.hls,"main")).push(e.payload,f,h,u.videoCodec,t,d.totalduration,c)}}this.fragLoadError=0},r.prototype.onFragParsingInitSegment=function(e){var t=this.fragCurrent,r=e.frag;if(t&&"main"===e.id&&r.sn===t.sn&&r.level===t.level&&this.state===E.State.PARSING){var i=e.tracks,a=void 0,n=void 0;if(i.audio&&this.altAudio&&delete i.audio,n=i.audio){var s=this.levels[this.level].audioCodec,o=navigator.userAgent.toLowerCase();s&&this.audioCodecSwap&&(g.logger.log("swapping playlist audio codec"),s=-1!==s.indexOf("mp4a.40.5")?"mp4a.40.2":"mp4a.40.5"),this.audioCodecSwitch&&1!==n.metadata.channelCount&&-1===o.indexOf("firefox")&&(s="mp4a.40.5"),-1!==o.indexOf("android")&&"audio/mpeg"!==n.container&&(s="mp4a.40.2",g.logger.log("Android: force audio codec to "+s)),n.levelCodec=s,n.id=e.id}for(a in(n=i.video)&&(n.levelCodec=this.levels[this.level].videoCodec,n.id=e.id),this.hls.trigger(l.default.BUFFER_CODECS,i),i){n=i[a],g.logger.log("main track:"+a+",container:"+n.container+",codecs[level/parsed]=["+n.levelCodec+"/"+n.codec+"]");var u=n.initSegment;u&&(this.appended=!0,this.pendingBuffering=!0,this.hls.trigger(l.default.BUFFER_APPENDING,{type:a,data:u,parent:"main",content:"initSegment"}))}this.tick()}},r.prototype.onFragParsingData=function(t){var r=this,i=this.fragCurrent,a=t.frag;if(i&&"main"===t.id&&a.sn===i.sn&&a.level===i.level&&!("audio"===t.type&&this.altAudio)&&this.state===E.State.PARSING){var n=this.levels[this.level];if(e.isFinite(t.endPTS)||(t.endPTS=t.startPTS+i.duration,t.endDTS=t.startDTS+i.duration),!0===t.hasAudio&&i.addElementaryStream(d.default.ElementaryStreamTypes.AUDIO),!0===t.hasVideo&&i.addElementaryStream(d.default.ElementaryStreamTypes.VIDEO),g.logger.log("Parsed "+t.type+",PTS:["+t.startPTS.toFixed(3)+","+t.endPTS.toFixed(3)+"],DTS:["+t.startDTS.toFixed(3)+"/"+t.endDTS.toFixed(3)+"],nb:"+t.nb+",dropped:"

1+(t.dropped||0)),"video"===t.type){if(i.dropped=t.dropped,i.dropped){if(i.backtracked)g.logger.warn("Already backtracked on this fragment, appending with the gap",i.sn);else{var s=n.details;if(s&&i.sn===s.startSN)g.logger.warn("missing video frame(s) on first frag, appending with gap",i.sn);else{g.logger.warn("missing video frame(s), backtracking fragment",i.sn),this.fragmentTracker.removeFragment(i),i.backtracked=!0,this.nextLoadPosition=t.startPTS,this.state=E.State.IDLE,this.fragPrevious=i,this.tick();return}}}else i.backtracked=!1}var o=f.updateFragPTSDTS(n.details,i,t.startPTS,t.endPTS,t.startDTS,t.endDTS),u=this.hls;u.trigger(l.default.LEVEL_PTS_UPDATED,{details:n.details,level:this.level,drift:o,type:t.type,start:t.startPTS,end:t.endPTS}),[t.data1,t.data2].forEach(function(e){e&&e.length&&r.state===E.State.PARSING&&(r.appended=!0,r.pendingBuffering=!0,u.trigger(l.default.BUFFER_APPENDING,{type:t.type,data:e,parent:"main",content:"data"}))}),this.tick()}},r.prototype.onFragParsed=function(e){var t=this.fragCurrent,r=e.frag;t&&"main"===e.id&&r.sn===t.sn&&r.level===t.level&&this.state===E.State.PARSING&&(this.stats.tparsed=window.performance.now(),this.state=E.State.PARSED,this._checkAppendedParsed())},r.prototype.onAudioTrackSwitching=function(t){var r=!!t.url,i=t.id;if(!r){if(this.mediaBuffer!==this.media){g.logger.log("switching on main audio, use media.buffered to schedule main fragment loading"),this.mediaBuffer=this.media;var a=this.fragCurrent;a.loader&&(g.logger.log("switching to main audio track, cancel main fragment load"),a.loader.abort()),this.fragCurrent=null,this.fragPrevious=null,this.demuxer&&(this.demuxer.destroy(),this.demuxer=null),this.state=E.State.IDLE}var n=this.hls;n.trigger(l.default.BUFFER_FLUSHING,{startOffset:0,endOffset:e.POSITIVE_INFINITY,type:"audio"}),n.trigger(l.default.AUDIO_TRACK_SWITCHED,{id:i}),this.altAudio=!1}},r.prototype.onAudioTrackSwitched=function(e){var t=e.id,r=!!this.hls.audioTracks[t].url;if(r){var i=this.videoBuffer;i&&this.mediaBuffer!==i&&(g.logger.log("switching on alternate audio, use video.buffered to schedule main fragment loading"),this.mediaBuffer=i)}this.altAudio=r,this.tick()},r.prototype.onBufferCreated=function(e){var t,r,i=e.tracks,a=!1;for(var n in i){var s=i[n];"main"===s.id?(r=n,t=s,"video"===n&&(this.videoBuffer=i[n].buffer)):a=!0}a&&t?(g.logger.log("alternate track found, use "+r+".buffered to schedule main fragment loading"),this.mediaBuffer=t.buffer):this.mediaBuffer=this.media},r.prototype.onBufferAppended=function(e){if("main"===e.parent){var t=this.state;(t===E.State.PARSING||t===E.State.PARSED)&&(this.pendingBuffering=e.pending>0,this._checkAppendedParsed())}},r.prototype._checkAppendedParsed=function(){if(this.state===E.State.PARSED&&(!this.appended||!this.pendingBuffering)){var e=this.fragCurrent;if(e){var t=this.mediaBuffer?this.mediaBuffer:this.media;g.logger.log("main buffered : "+h.default.toString(t.buffered)),this.fragPrevious=e;var r=this.stats;r.tbuffered=window.performance.now(),this.fragLastKbps=Math.round(8*r.total/(r.tbuffered-r.tfirst)),this.hls.trigger(l.default.FRAG_BUFFERED,{stats:r,frag:e,id:"main"}),this.state=E.State.IDLE}this.tick()}},r.prototype.onError=function(t){var r=t.frag||this.fragCurrent;if(!r||"main"===r.type){var i=!!this.media&&s.BufferHelper.isBuffered(this.media,this.media.currentTime)&&s.BufferHelper.isBuffered(this.media,this.media.currentTime+.5);switch(t.details){case p.ErrorDetails.FRAG_LOAD_ERROR:case p.ErrorDetails.FRAG_LOAD_TIMEOUT:case p.ErrorDetails.KEY_LOAD_ERROR:case p.ErrorDetails.KEY_LOAD_TIMEOUT:if(!t.fatal){if(this.fragLoadError+1<=this.config.fragLoadingMaxRetry){var a=Math.min(Math.pow(2,this.fragLoadError)*this.config.fragLoadingRetryDelay,this.config.fragLoadingMaxRetryTimeout);g.logger.warn("mediaController: frag loading failed, retry in "+a+" ms"),this.retryDate=window.performance.now()+a,this.loadedmetadata||(this.startFragRequested=!1,this.nextLoadPosition=this.startPosition),this.fragLoadError++,this.state=E.State.FRAG_LOADING_WAITING_RETRY}else g.logger.error("mediaController: "+t.details+" reaches max retry, redispatch as fatal ..."),t.fatal=!0,this.state=E.State.ERROR}break;case p.ErrorDetails.LEVEL_LOAD_ERROR:case p.ErrorDetails.LEVEL_LOAD_TIMEOUT:this.state===E.State.ERROR||(t.fatal?(this.state=E.State.ERROR,g.logger.warn("streamController: "+t.details+",switch to "+this.state+" state ...")):t.levelRetry||this.state!==E.State.WAITING_LEVEL||(this.state=E.State.IDLE));break;case p.ErrorDetails.BUFFER_FULL_ERROR:"main"===t.parent&&(this.state===E.State.PARSING||this.state===E.State.PARSED)&&(i?(this._reduceMaxBufferLength(this.config.maxBufferLength),this.state=E.State.IDLE):(g.logger.warn("buffer full error also media.currentTime is not buffered, flush everything"),this.fragCurrent=null,this.flushMainBuffer(0,e.POSITIVE_INFINITY)))}}},r.prototype._reduceMaxBufferLength=function(e){var t=this.config;return t.maxMaxBufferLength>

1=e&&(t.maxMaxBufferLength/=2,g.logger.warn("main:reduce max buffer length to "+t.maxMaxBufferLength+"s"),!0)},r.prototype._checkBuffer=function(){var e=this.media;if(e&&0!==e.readyState){var t=(this.mediaBuffer?this.mediaBuffer:e).buffered;!this.loadedmetadata&&t.length?(this.loadedmetadata=!0,this._seekToStartPos()):this.immediateSwitch?this.immediateLevelSwitchEnd():this.gapController.poll(this.lastCurrentTime,t)}},r.prototype.onFragLoadEmergencyAborted=function(){this.state=E.State.IDLE,this.loadedmetadata||(this.startFragRequested=!1,this.nextLoadPosition=this.startPosition),this.tick()},r.prototype.onBufferFlushed=function(){var e=this.mediaBuffer?this.mediaBuffer:this.media;e&&this.fragmentTracker.detectEvictedFragments(d.default.ElementaryStreamTypes.VIDEO,e.buffered),this.state=E.State.IDLE,this.fragPrevious=null},r.prototype.swapAudioCodec=function(){this.audioCodecSwap=!this.audioCodecSwap},r.prototype.computeLivePosition=function(e,t){var r=void 0!==this.config.liveSyncDuration?this.config.liveSyncDuration:this.config.liveSyncDurationCount*t.targetduration;return e+Math.max(0,t.totalduration-r)},r.prototype._seekToStartPos=function(){var e=this.media,t=e.currentTime,r=e.seeking?t:this.startPosition;t!==r&&(g.logger.log("target start position not buffered, seek to buffered.start(0) "+r+" from current time "+t+" "),e.currentTime=r)},r.prototype._getAudioCodec=function(e){var t=this.config.defaultAudioCodec||e.audioCodec;return this.audioCodecSwap&&(g.logger.log("swapping playlist audio codec"),t&&(t=-1!==t.indexOf("mp4a.40.5")?"mp4a.40.2":"mp4a.40.5")),t},Object.defineProperty(r.prototype,"liveSyncPosition",{get:function(){return this._liveSyncPosition},set:function(e){this._liveSyncPosition=e},enumerable:!0,configurable:!0}),r}(E.default);t.default=_}).call(this,r("./src/polyfills/number.js").Number)},

1"./src/controller/subtitle-stream-controller.js":function(e,t,r){"use strict";var i,a=this&&this.__extends||(i=Object.setPrototypeOf||({__proto__:[]})instanceof Array&&function(e,t){e.__proto__=t}||function(e,t){for(var r in t)t.hasOwnProperty(r)&&(e[r]=t[r])},function(e,t){function r(){this.constructor=e}i(e,t),e.prototype=null===t?Object.create(t):(r.prototype=t.prototype,new r)});Object.defineProperty(t,"__esModule",{value:!0});var n=r("./src/events.js"),s=r("./src/utils/logger.js"),o=r("./src/crypt/decrypter.js"),l=r("./src/utils/buffer-helper.js"),u=r("./src/controller/fragment-finders.js"),d=r("./src/controller/fragment-tracker.js"),c=r("./src/controller/base-stream-controller.js"),f=r("./src/controller/level-helper.js"),h=window.performance,p=function(e){function t(t,r){var i=e.call(this,t,n.default.MEDIA_ATTACHED,n.default.MEDIA_DETACHING,n.default.ERROR,n.default.KEY_LOADED,n.default.FRAG_LOADED,n.default.SUBTITLE_TRACKS_UPDATED,n.default.SUBTITLE_TRACK_SWITCH,n.default.SUBTITLE_TRACK_LOADED,n.default.SUBTITLE_FRAG_PROCESSED,n.default.LEVEL_UPDATED)||this;return i.fragmentTracker=r,i.config=t.config,i.state=c.State.STOPPED,i.tracks=[],i.tracksBuffered=[],i.currentTrackId=-1,i.decrypter=new o.default(t,t.config),i.lastAVStart=0,i._onMediaSeeking=i.onMediaSeeking.bind(i),i}return a(t,e),t.prototype.onSubtitleFragProcessed=function(e){var t,r=e.frag,i=e.success;if(this.fragPrevious=r,this.state=c.State.IDLE,i){var a=this.tracksBuffered[this.currentTrackId];if(a){for(var n=r.start,s=0;s<a.length;s++)if(n>=a[s].start&&n<=a[s].end){t=a[s];break}var o=r.start+r.duration;t?t.end=o:(t={start:n,end:o},a.push(t))}}},t.prototype.onMediaAttached=function(e){var t=e.media;this.media=t,t.addEventListener("seeking",this._onMediaSeeking),this.state=c.State.IDLE},t.prototype.onMediaDetaching=function(){this.media.removeEventListener("seeking",this._onMediaSeeking),this.media=null,this.state=c.State.STOPPED},t.prototype.onError=function(e){var t=e.frag;t&&"subtitle"===t.type&&(this.state=c.State.IDLE)},t.prototype.onSubtitleTracksUpdated=function(e){var t=this;s.logger.log("subtitle tracks updated"),this.tracksBuffered=[],this.tracks=e.subtitleTracks,this.tracks.forEach(function(e){t.tracksBuffered[e.id]=[]})},t.prototype.onSubtitleTrackSwitch=function(e){if(this.currentTrackId=e.id,!this.tracks||-1===this.currentTrackId){this.clearInterval();return}var t=this.tracks[this.currentTrackId];t&&t.details&&this.setInterval(500)},t.prototype.onSubtitleTrackLoaded=function(e){var t=e.id,r=e.details,i=this.currentTrackId,a=this.tracks,n=a[i];!(t>=a.length)&&t===i&&n&&(r.live&&f.mergeSubtitlePlaylists(n.details,r,this.lastAVStart),n.details=r,this.setInterval(500))},t.prototype.onKeyLoaded=function(){this.state===c.State.KEY_LOADING&&(this.state=c.State.IDLE)},t.prototype.onFragLoaded=function(e){var t=this.fragCurrent,r=e.frag.decryptdata,i=e.frag,a=this.hls;if(this.state===c.State.FRAG_LOADING&&t&&"subtitle"===e.frag.type&&t.sn===e.frag.sn&&e.payload.byteLength>0&&r&&r.key&&"AES-128"===r.method){var s=h.now();this.decrypter.decrypt(e.payload,r.key.buffer,r.iv.buffer,function(e){var t=h.now();a.trigger(n.default.FRAG_DECRYPTED,{frag:i,payload:e,stats:{tstart:s,tdecrypt:t}})})}},t.prototype.onLevelUpdated=function(e){var t=e.details.fragments;this.lastAVStart=t.length?t[0].start:0},t.prototype.doTick=function(){if(!this.media){this.state=c.State.IDLE;return}switch(this.state){case c.State.IDLE:var e=this.config,t=this.currentTrackId,r=this.fragmentTracker,i=this.media,a=this.tracks;if(!a||!a[t]||!a[t].details)break;var o=e.maxBufferHole,f=e.maxFragLookUpTolerance,h=Math.min(e.maxBufferLength,e.maxMaxBufferLength),p=l.BufferHelper.bufferedInfo(this._getBuffered(),i.currentTime,o),g=p.end,v=p.len,m=a[t].details,y=m.fragments,E=y.length,_=y[E-1].start+y[E-1].duration;if(v>h)return;var T=void 0,S=this.fragPrevious;g<_?(S&&m.hasProgramDateTime&&(T=u.findFragmentByPDT(y,S.endProgramDateTime,f)),T||(T=u.findFragmentByPTS(S,y,g,f))):T=y[E-1],T&&T.encrypted?(s.logger.log("Loading key for "+T.sn),this.state=c.State.KEY_LOADING,this.hls.trigger(n.default.KEY_LOADING,{frag:T})):T&&r.getState(T)===d.FragmentState.NOT_LOADED&&(this.fragCurrent=T,this.state=c.State.FRAG_LOADING,this.hls.trigger(n.default.FRAG_LOADING,{frag:T}))}},t.prototype.stopLoad=function(){this.lastAVStart=0,e.prototype.stopLoad.c

1all(this)},t.prototype._getBuffered=function(){return this.tracksBuffered[this.currentTrackId]||[]},t.prototype.onMediaSeeking=function(){this.fragPrevious=null},t}(c.default);t.SubtitleStreamController=p},

1"./src/controller/subtitle-track-controller.js":function(e,t,r){"use strict";(function(e){var i,a=this&&this.__extends||(i=Object.setPrototypeOf||({__proto__:[]})instanceof Array&&function(e,t){e.__proto__=t}||function(e,t){for(var r in t)t.hasOwnProperty(r)&&(e[r]=t[r])},function(e,t){function r(){this.constructor=e}i(e,t),e.prototype=null===t?Object.create(t):(r.prototype=t.prototype,new r)});Object.defineProperty(t,"__esModule",{value:!0});var n=r("./src/events.js"),s=r("./src/event-handler.js"),o=r("./src/utils/logger.js"),l=r("./src/controller/level-helper.js"),u=function(t){function r(e){var r=t.call(this,e,n.default.MEDIA_ATTACHED,n.default.MEDIA_DETACHING,n.default.MANIFEST_LOADED,n.default.SUBTITLE_TRACK_LOADED)||this;return r.tracks=[],r.trackId=-1,r.media=null,r.stopped=!0,r.subtitleDisplay=!0,r}return a(r,t),r.prototype.destroy=function(){s.default.prototype.destroy.call(this)},r.prototype.onMediaAttached=function(e){var t=this;this.media=e.media,this.media&&(this.queuedDefaultTrack&&(this.subtitleTrack=this.queuedDefaultTrack,delete this.queuedDefaultTrack),this.trackChangeListener=this._onTextTracksChanged.bind(this),this.useTextTrackPolling=!(this.media.textTracks&&"onchange"in this.media.textTracks),this.useTextTrackPolling?this.subtitlePollingInterval=setInterval(function(){t.trackChangeListener()},500):this.media.textTracks.addEventListener("change",this.trackChangeListener))},r.prototype.onMediaDetaching=function(){this.media&&(this.useTextTrackPolling?clearInterval(this.subtitlePollingInterval):this.media.textTracks.removeEventListener("change",this.trackChangeListener),this.media=null)},r.prototype.onManifestLoaded=function(e){var t=this,r=e.subtitles||[];this.tracks=r,this.hls.trigger(n.default.SUBTITLE_TRACKS_UPDATED,{subtitleTracks:r}),r.forEach(function(e){e.default&&(t.media?t.subtitleTrack=e.id:t.queuedDefaultTrack=e.id)})},r.prototype.onSubtitleTrackLoaded=function(e){var t=this,r=e.id,i=e.details,a=this.trackId,n=this.tracks,s=n[a];if(r>=n.length||r!==a||!s||this.stopped){this._clearReloadTimer();return}if(o.logger.log("subtitle track "+r+" loaded"),i.live){var u=l.computeReloadInterval(s.details,i,e.stats.trequest);o.logger.log("Reloading live subtitle playlist in "+u+"ms"),this.timer=setTimeout(function(){t._loadCurrentTrack()},u)}else this._clearReloadTimer()},r.prototype.startLoad=function(){this.stopped=!1,this._loadCurrentTrack()},r.prototype.stopLoad=function(){this.stopped=!0,this._clearReloadTimer()},Object.defineProperty(r.prototype,"subtitleTracks",{get:function(){return this.tracks},enumerable:!0,configurable:!0}),Object.defineProperty(r.prototype,"subtitleTrack",{get:function(){return this.trackId},set:function(e){this.trackId!==e&&(this._toggleTrackModes(e),this._setSubtitleTrackInternal(e))},enumerable:!0,configurable:!0}),r.prototype._clearReloadTimer=function(){this.timer&&(clearTimeout(this.timer),this.timer=null)},r.prototype._loadCurrentTrack=function(){var e=this.trackId,t=this.tracks,r=this.hls,i=t[e];!(e<0)&&i&&(!i.details||i.details.live)&&(o.logger.log("Loading subtitle track "+e),r.trigger(n.default.SUBTITLE_TRACK_LOADING,{url:i.url,id:e}))},r.prototype._toggleTrackModes=function(e){var t=this.media,r=this.subtitleDisplay,i=this.trackId;if(t){var a=d(t.textTracks);if(-1===e)[].slice.call(a).forEach(function(e){e.mode="disabled"});else{var n=a[i];n&&(n.mode="disabled")}var s=a[e];s&&(s.mode=r?"showing":"hidden")}},r.prototype._setSubtitleTrackInternal=function(t){var r=this.hls,i=this.tracks;!e.isFinite(t)||t<-1||t>=i.length||(this.trackId=t,o.logger.log("Switching to subtitle track "+t),r.trigger(n.default.SUBTITLE_TRACK_SWITCH,{id:t}),this._loadCurrentTrack())},r.prototype._onTextTracksChanged=function(){if(this.media){for(var e=-1,t=d(this.media.textTracks),r=0;r<t.length;r++)if("hidden"===t[r].mode)e=r;else if("showing"===t[r].mode){e=r;break}this.subtitleTrack=e}},r}(s.default);function d(e){for(var t=[],r=0;r<e.length;r++){var i=e[r];"subtitles"===i.kind&&i.label&&t.push(e[r])}return t}t.default=u}).call(this,r("./src/polyfills/number.js").Number)},

1"./src/controller/timeline-controller.js":function(e,t,r){"use strict";(function(e){var i,a=this&&this.__extends||(i=Object.setPrototypeOf||({__proto__:[]})instanceof Array&&function(e,t){e.__proto__=t}||function(e,t){for(var r in t)t.hasOwnProperty(r)&&(e[r]=t[r])},function(e,t){function r(){this.constructor=e}i(e,t),e.prototype=null===t?Object.create(t):(r.prototype=t.prototype,new r)});Object.defineProperty(t,"__esModule",{value:!0});var n=r("./src/events.js"),s=r("./src/event-handler.js"),o=r("./src/utils/cea-608-parser.js"),l=r("./src/utils/output-filter.js"),u=r("./src/utils/webvtt-parser.js"),d=r("./src/utils/logger.js"),c=r("./src/utils/texttrack-utils.js"),f=function(t){function r(e){var r=t.call(this,e,n.default.MEDIA_ATTACHING,n.default.MEDIA_DETACHING,n.default.FRAG_PARSING_USERDATA,n.default.FRAG_DECRYPTED,n.default.MANIFEST_LOADING,n.default.MANIFEST_LOADED,n.default.FRAG_LOADED,n.default.LEVEL_SWITCHING,n.default.INIT_PTS_FOUND)||this;if(r.hls=e,r.config=e.config,r.enabled=!0,r.Cues=e.config.cueHandler,r.textTracks=[],r.tracks=[],r.unparsedVttFrags=[],r.initPTS=[],r.cueRanges=[],r.captionsTracks={},r.captionsProperties={textTrack1:{label:r.config.captionsTextTrack1Label,languageCode:r.config.captionsTextTrack1LanguageCode},textTrack2:{label:r.config.captionsTextTrack2Label,languageCode:r.config.captionsTextTrack2LanguageCode}},r.config.enableCEA708Captions){var i=new l.default(r,"textTrack1"),a=new l.default(r,"textTrack2");r.cea608Parser=new o.default(0,i,a)}return r}return a(r,t),r.prototype.addCues=function(e,t,r,i){for(var a=this.cueRanges,n=!1,s=a.length;s--;){var o,l=a[s],u=(o=l[0],Math.min(l[1],r)-Math.max(o,t));if(u>=0&&(l[0]=Math.min(l[0],t),l[1]=Math.max(l[1],r),n=!0,u/(r-t)>.5))return}n||a.push([t,r]),this.Cues.newCue(this.captionsTracks[e],t,r,i)},r.prototype.onInitPtsFound=function(e){var t=this;if("main"===e.id&&(this.initPTS[e.frag.cc]=e.initPTS),this.unparsedVttFrags.length){var r=this.unparsedVttFrags;this.unparsedVttFrags=[],r.forEach(function(e){t.onFragLoaded(e)})}},r.prototype.getExistingTrack=function(e){var t=this.media;if(t)for(var r=0;r<t.textTracks.length;r++){var i=t.textTracks[r];if(i[e])return i}return null},r.prototype.createCaptionsTrack=function(e){var t=this.captionsProperties[e],r=t.label,i=t.languageCode,a=this.captionsTracks;if(!a[e]){var n=this.getExistingTrack(e);if(n)a[e]=n,c.clearCurrentCues(a[e]),c.sendAddTrackEvent(a[e],this.media);else{var s=this.createTextTrack("captions",r,i);s&&(s[e]=!0,a[e]=s)}}},r.prototype.createTextTrack=function(e,t,r){var i=this.media;if(i)return i.addTextTrack(e,t,r)},r.prototype.destroy=function(){s.default.prototype.destroy.call(this)},r.prototype.onMediaAttaching=function(e){this.media=e.media,this._cleanTracks()},r.prototype.onMediaDetaching=function(){var e=this.captionsTracks;Object.keys(e).forEach(function(t){c.clearCurrentCues(e[t]),delete e[t]})},r.prototype.onManifestLoading=function(){this.lastSn=-1,this.prevCC=-1,this.vttCCs={ccOffset:0,presentationOffset:0,0:{start:0,prevCC:-1,new:!1}},this._cleanTracks()},r.prototype._cleanTracks=function(){var e=this.media;if(e){var t=e.textTracks;if(t)for(var r=0;r<t.length;r++)c.clearCurrentCues(t[r])}},r.prototype.onManifestLoaded=function(e){var t=this;if(this.textTracks=[],this.unparsedVttFrags=this.unparsedVttFrags||[],this.initPTS=[],this.cueRanges=[],this.config.enableWebVTT){this.tracks=e.subtitles||[];var r=this.media?this.media.textTracks:[];this.tracks.forEach(function(e,i){var a;if(i<r.length){for(var n,s=null,o=0;o<r.length;o++)if((n=r[o])&&n.label===e.name&&!(n.textTrack1||n.textTrack2)){s=r[o];break}s&&(a=s)}

1a||(a=t.createTextTrack("subtitles",e.name,e.lang)),e.default?a.mode=t.hls.subtitleDisplay?"showing":"hidden":a.mode="disabled",t.textTracks.push(a)})}},r.prototype.onLevelSwitching=function(){this.enabled="NONE"!==this.hls.currentLevel.closedCaptions},r.prototype.onFragLoaded=function(t){var r=t.frag,i=t.payload;if("main"===r.type){var a=r.sn;if(a!==this.lastSn+1){var s=this.cea608Parser;s&&s.reset()}this.lastSn=a}else if("subtitle"===r.type){if(i.byteLength){if(!e.isFinite(this.initPTS[r.cc])){this.unparsedVttFrags.push(t),this.initPTS.length&&this.hls.trigger(n.default.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:r});return}var o=r.decryptdata;(null==o||null==o.key||"AES-128"!==o.method)&&this._parseVTTs(r,i)}else this.hls.trigger(n.default.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:r})}},r.prototype._parseVTTs=function(e,t){var r=this.vttCCs;r[e.cc]||(r[e.cc]={start:e.start,prevCC:this.prevCC,new:!0},this.prevCC=e.cc);var i=this.textTracks,a=this.hls;u.default.parse(t,this.initPTS[e.cc],r,e.cc,function(t){var r=i[e.level];if("disabled"===r.mode){a.trigger(n.default.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:e});return}t.forEach(function(e){if(!r.cues.getCueById(e.id))try{r.addCue(e)}catch(i){var t=new window.TextTrackCue(e.startTime,e.endTime,e.text);t.id=e.id,r.addCue(t)}}),a.trigger(n.default.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:e})},function(t){d.logger.log("Failed to parse VTT cue: "+t),a.trigger(n.default.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:e})})},r.prototype.onFragDecrypted=function(t){var r=t.payload,i=t.frag;if("subtitle"===i.type){if(!e.isFinite(this.initPTS[i.cc])){this.unparsedVttFrags.push(t);return}this._parseVTTs(i,r)}},r.prototype.onFragParsingUserdata=function(e){if(this.enabled&&this.config.enableCEA708Captions)for(var t=0;t<e.samples.length;t++){var r=this.extractCea608Data(e.samples[t].bytes);this.cea608Parser.addData(e.samples[t].pts,r)}},r.prototype.extractCea608Data=function(e){for(var t,r,i,a,n,s=31&e[0],o=2,l=[],u=0;u<s;u++)t=e[o++],r=127&e[o++],i=127&e[o++],a=(4&t)!=0,n=3&t,(0!==r||0!==i)&&a&&0===n&&(l.push(r),l.push(i));return l},r}(s.default);t.default=f}).call(this,r("./src/polyfills/number.js").Number)},

1"./src/crypt/aes-crypto.js":function(e,t,r){"use strict";Object.defineProperty(t,"__esModule",{value:!0});var i=function(){function e(e,t){this.subtle=e,this.aesIV=t}return e.prototype.decrypt=function(e,t){return this.subtle.decrypt({name:"AES-CBC",iv:this.aesIV},t,e)},e}();t.default=i},

1"./src/crypt/aes-decryptor.js":function(e,t,r){"use strict";function i(e){var t=e.byteLength,r=t&&new DataView(e).getUint8(t-1);return r?e.slice(0,t-r):e}Object.defineProperty(t,"__esModule",{value:!0}),t.removePadding=i;var a=function(){function e(){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.initTable()}return e.prototype.uint8ArrayToUint32Array_=function(e){for(var t=new DataView(e),r=new Uint32Array(4),i=0;i<4;i++)r[i]=t.getUint32(4*i);return r},e.prototype.initTable=function(){var e=this.sBox,t=this.invSBox,r=this.subMix,i=r[0],a=r[1],n=r[2],s=r[3],o=this.invSubMix,l=o[0],u=o[1],d=o[2],c=o[3],f=new Uint32Array(256),h=0,p=0,g=0;for(g=0;g<256;g++)g<128?f[g]=g<<1:f[g]=g<<1^283;for(g=0;g<256;g++){var v=p^p<<1^p<<2^p<<3^p<<4;v=v>>>8^255&v^99,e[h]=v,t[v]=h;var m=f[h],y=f[m],E=f[y],_=257*f[v]^16843008*v;i[h]=_<<24|_>>>8,a[h]=_<<16|_>>>16,n[h]=_<<8|_>>>24,s[h]=_,_=16843009*E^65537*y^257*m^16843008*h,l[v]=_<<24|_>>>8,u[v]=_<<16|_>>>16,d[v]=_<<8|_>>>24,c[v]=_,h?(h=m^f[f[f[E^m]]],p^=f[f[p]]):h=p=1}},e.prototype.expandKey=function(e){for(var t,r,i,a,n=this.uint8ArrayToUint32Array_(e),s=!0,o=0;o<n.length&&s;)s=n[o]===this.key[o],o++;if(!s){this.key=n;var l=this.keySize=n.length;if(4!==l&&6!==l&&8!==l)throw Error("Invalid aes key size="+l);var u=this.ksRows=(l+6+1)*4,d=this.keySchedule=new Uint32Array(u),c=this.invKeySchedule=new Uint32Array(u),f=this.sBox,h=this.rcon,p=this.invSubMix,g=p[0],v=p[1],m=p[2],y=p[3];for(t=0;t<u;t++){if(t<l){i=d[t]=n[t];continue}a=i,t%l==0?a=(f[(a=a<<8|a>>>24)>>>24]<<24|f[a>>>16&255]<<16|f[a>>>8&255]<<8|f[255&a])^h[t/l|0]<<24:l>6&&t%l==4&&(a=f[a>>>24]<<24|f[a>>>16&255]<<16|f[a>>>8&255]<<8|f[255&a]),d[t]=i=(d[t-l]^a)>>>0}for(r=0;r<u;r++)t=u-r,a=3&r?d[t]:d[t-4],r<4||t<=4?c[r]=a:c[r]=g[f[a>>>24]]^v[f[a>>>16&255]]^m[f[a>>>8&255]]^y[f[255&a]],c[r]=c[r]>>>0}},e.prototype.networkToHostOrderSwap=function(e){return e<<24|(65280&e)<<8|(16711680&e)>>8|e>>>24},e.prototype.decrypt=function(e,t,r,a){for(var n,s,o,l,u,d,c,f,h,p,g,v,m,y,E=this.keySize+6,_=this.invKeySchedule,T=this.invSBox,S=this.invSubMix,b=S[0],A=S[1],R=S[2],D=S[3],L=this.uint8ArrayToUint32Array_(r),O=L[0],w=L[1],I=L[2],k=L[3],P=new Int32Array(e),C=new Int32Array(P.length),x=this.networkToHostOrderSwap;t<P.length;){for(y=1,h=x(P[t]),p=x(P[t+1]),g=x(P[t+2]),v=x(P[t+3]),u=h^_[0],d=v^_[1],c=g^_[2],f=p^_[3],m=4;y<E;y++)n=b[u>>>24]^A[d>>16&255]^R[c>>8&255]^D[255&f]^_[m],s=b[d>>>24]^A[c>>16&255]^R[f>>8&255]^D[255&u]^_[m+1],o=b[c>>>24]^A[f>>16&255]^R[u>>8&255]^D[255&d]^_[m+2],l=b[f>>>24]^A[u>>16&255]^R[d>>8&255]^D[255&c]^_[m+3],u=n,d=s,c=o,f=l,m+=4;n=T[u>>>24]<<24^T[d>>16&255]<<16^T[c>>8&255]<<8^T[255&f]^_[m],s=T[d>>>24]<<24^T[c>>16&255]<<16^T[f>>8&255]<<8^T[255&u]^_[m+1],o=T[c>>>24]<<24^T[f>>16&255]<<16^T[u>>8&255]<<8^T[255&d]^_[m+2],l=T[f>>>24]<<24^T[u>>16&255]<<16^T[d>>8&255]<<8^T[255&c]^_[m+3],m+=3,C[t]=x(n^O),C[t+1]=x(l^w),C[t+2]=x(o^I),C[t+3]=x(s^k),O=h,w=p,I=g,k=v,t+=4}return a?i(C.buffer):C.buffer},e.prototype.destroy=function(){this.key=void 0,this.keySize=void 0,this.ksRows=void 0,this.sBox=void 0,this.invSBox=void 0,this.subMix=void 0,this.invSubMix=void 0,this.keySchedule=void 0,this.invKeySchedule=void 0,this.rcon=void 0},e}();t.default=a},

1"./src/crypt/decrypter.js":function(e,t,r){"use strict";Object.defineProperty(t,"__esModule",{value:!0});var i=r("./src/crypt/aes-crypto.js"),a=r("./src/crypt/fast-aes-key.js"),n=r("./src/crypt/aes-decryptor.js"),s=r("./src/errors.js"),o=r("./src/utils/logger.js"),l=r("./src/events.js"),u=r("./src/utils/get-self-scope.js").getSelfScope(),d=function(){function e(e,t,r){var i=(void 0===r?{}:r).removePKCS7Padding,a=void 0===i||i;if(this.logEnabled=!0,this.observer=e,this.config=t,this.removePKCS7Padding=a,a)try{var n=u.crypto;n&&(this.subtle=n.subtle||n.webkitSubtle)}catch(e){}this.disableWebCrypto=!this.subtle}return e.prototype.isSync=function(){return this.disableWebCrypto&&this.config.enableSoftwareAES},e.prototype.decrypt=function(e,t,r,s){var l=this;if(this.disableWebCrypto&&this.config.enableSoftwareAES){this.logEnabled&&(o.logger.log("JS AES decrypt"),this.logEnabled=!1);var u=this.decryptor;u||(this.decryptor=u=new n.default),u.expandKey(t),s(u.decrypt(e,0,r,this.removePKCS7Padding))}else{this.logEnabled&&(o.logger.log("WebCrypto AES decrypt"),this.logEnabled=!1);var d=this.subtle;this.key!==t&&(this.key=t,this.fastAesKey=new a.default(d,t)),this.fastAesKey.expandKey().then(function(a){new i.default(d,r).decrypt(e,a).catch(function(i){l.onWebCryptoError(i,e,t,r,s)}).then(function(e){s(e)})}).catch(function(i){l.onWebCryptoError(i,e,t,r,s)})}},e.prototype.onWebCryptoError=function(e,t,r,i,a){this.config.enableSoftwareAES?(o.logger.log("WebCrypto Error, disable WebCrypto API"),this.disableWebCrypto=!0,this.logEnabled=!0,this.decrypt(t,r,i,a)):(o.logger.error("decrypting error : "+e.message),this.observer.trigger(l.default.ERROR,{type:s.ErrorTypes.MEDIA_ERROR,details:s.ErrorDetails.FRAG_DECRYPT_ERROR,fatal:!0,reason:e.message}))},e.prototype.destroy=function(){var e=this.decryptor;e&&(e.destroy(),this.decryptor=void 0)},e}();t.default=d},

1"./src/crypt/fast-aes-key.js":function(e,t,r){"use strict";Object.defineProperty(t,"__esModule",{value:!0});var i=function(){function e(e,t){this.subtle=e,this.key=t}return e.prototype.expandKey=function(){return this.subtle.importKey("raw",this.key,{name:"AES-CBC"},!1,["encrypt","decrypt"])},e}();t.default=i},

1"./src/demux/aacdemuxer.js":function(e,t,r){"use strict";(function(e){Object.defineProperty(t,"__esModule",{value:!0});var i=r("./src/demux/adts.js"),a=r("./src/utils/logger.js"),n=r("./src/demux/id3.js"),s=function(){function t(e,t,r){this.observer=e,this.config=r,this.remuxer=t}return t.prototype.resetInitSegment=function(e,t,r,i){this._audioTrack={container:"audio/adts",type:"audio",id:0,sequenceNumber:0,isAAC:!0,samples:[],len:0,manifestCodec:t,duration:i,inputTimeScale:9e4}},t.prototype.resetTimeStamp=function(){},t.probe=function(e){if(!e)return!1;for(var t=(n.default.getID3Data(e,0)||[]).length,r=e.length;t<r;t++)if(i.probe(e,t))return a.logger.log("ADTS sync word found !"),!0;return!1},t.prototype.append=function(t,r,s,o){for(var l=this._audioTrack,u=n.default.getID3Data(t,0)||[],d=n.default.getTimeStamp(u),c=e.isFinite(d)?90*d:9e4*r,f=0,h=c,p=t.length,g=u.length,v=[{pts:h,dts:h,data:u}];g<p-1;)if(i.isHeader(t,g)&&g+5<p){i.initTrackConfig(l,this.observer,t,g,l.manifestCodec);var m=i.appendFrame(l,t,g,c,f);if(m)g+=m.length,h=m.sample.pts,f++;else{a.logger.log("Unable to parse AAC frame");break}}else n.default.isHeader(t,g)?(u=n.default.getID3Data(t,g),v.push({pts:h,dts:h,data:u}),g+=u.length):g++;this.remuxer.remux(l,{samples:[]},{samples:v,inputTimeScale:9e4},{samples:[]},r,s,o)},t.prototype.destroy=function(){},t}();t.default=s}).call(this,r("./src/polyfills/number.js").Number)},

1"./src/demux/adts.js":function(e,t,r){"use strict";Object.defineProperty(t,"__esModule",{value:!0});var i=r("./src/utils/logger.js"),a=r("./src/errors.js"),n=r("./src/events.js");function s(e,t,r,s){var o,l,u,d,c,f=navigator.userAgent.toLowerCase(),h=[96e3,88200,64e3,48e3,44100,32e3,24e3,22050,16e3,12e3,11025,8e3,7350];if(o=((192&t[r+2])>>>6)+1,(l=(60&t[r+2])>>>2)>h.length-1){e.trigger(n.default.ERROR,{type:a.ErrorTypes.MEDIA_ERROR,details:a.ErrorDetails.FRAG_PARSING_ERROR,fatal:!0,reason:"invalid ADTS sampling index:"+l});return}return d=(1&t[r+2])<<2|(192&t[r+3])>>>6,i.logger.log("manifest codec:"+s+",ADTS data:type:"+o+",sampleingIndex:"+l+"["+h[l]+"Hz],channelConfig:"+d),/firefox/i.test(f)?l>=6?(o=5,c=[,,,,],u=l-3):(o=2,c=[,,],u=l):-1!==f.indexOf("android")?(o=2,c=[,,],u=l):(o=5,c=[,,,,],s&&(-1!==s.indexOf("mp4a.40.29")||-1!==s.indexOf("mp4a.40.5"))||!s&&l>=6?u=l-3:((s&&-1!==s.indexOf("mp4a.40.2")&&(l>=6&&1===d||/vivaldi/i.test(f))||!s&&1===d)&&(o=2,c=[,,]),u=l)),c[0]=o<<3,c[0]|=(14&l)>>1,c[1]|=(1&l)<<7,c[1]|=d<<3,5===o&&(c[1]|=(14&u)>>1,c[2]=(1&u)<<7,c[2]|=8,c[3]=0),{config:c,samplerate:h[l],channelCount:d,codec:"mp4a.40."+o,manifestCodec:s}}function o(e,t){return 255===e[t]&&(246&e[t+1])==240}function l(e,t){return 1&e[t+1]?7:9}function u(e,t){return(3&e[t+3])<<11|e[t+4]<<3|(224&e[t+5])>>>5}function d(e){return 9216e4/e}function c(e,t,r,i,a){var n,s,o=e.length;if(n=l(e,t),(s=u(e,t)-n)>0&&t+n+s<=o)return{headerLength:n,frameLength:s,stamp:r+i*a}}t.getAudioConfig=s,t.isHeaderPattern=o,t.getHeaderLength=l,t.getFullFrameLength=u,t.isHeader=function(e,t){return!!(t+1<e.length&&o(e,t))},t.probe=function(e,t){if(t+1<e.length&&o(e,t)){var r=l(e,t);t+5<e.length&&(r=u(e,t));var i=t+r;if(i===e.length||i+1<e.length&&o(e,i))return!0}return!1},t.initTrackConfig=function(e,t,r,a,n){if(!e.samplerate){var o=s(t,r,a,n);e.config=o.config,e.samplerate=o.samplerate,e.channelCount=o.channelCount,e.codec=o.codec,e.manifestCodec=o.manifestCodec,i.logger.log("parsed codec:"+e.codec+",rate:"+o.samplerate+",nb channel:"+o.channelCount)}

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1"./src/demux/demuxer-inline.js":function(e,t,r){"use strict";Object.defineProperty(t,"__esModule",{value:!0});var i,a=r("./src/events.js"),n=r("./src/errors.js"),s=r("./src/crypt/decrypter.js"),o=r("./src/demux/aacdemuxer.js"),l=r("./src/demux/mp4demuxer.js"),u=r("./src/demux/tsdemuxer.js"),d=r("./src/demux/mp3demuxer.js"),c=r("./src/remux/mp4-remuxer.js"),f=r("./src/remux/passthrough-remuxer.js"),h=r("./src/utils/get-self-scope.js"),p=r("./src/utils/logger.js"),g=h.getSelfScope();try{i=g.performance.now.bind(g.performance)}catch(e){p.logger.debug("Unable to use Performance API on this environment"),i=g.Date.now}var v=function(){function e(e,t,r,i){this.observer=e,this.typeSupported=t,this.config=r,this.vendor=i}return e.prototype.destroy=function(){var e=this.demuxer;e&&e.destroy()},e.prototype.push=function(e,t,r,n,o,l,u,d,c,f,h,p){var g=this;if(e.byteLength>0&&null!=t&&null!=t.key&&"AES-128"===t.method){var v=this.decrypter;null==v&&(v=this.decrypter=new s.default(this.observer,this.config));var m=i();v.decrypt(e,t.key.buffer,t.iv.buffer,function(e){var s=i();g.observer.trigger(a.default.FRAG_DECRYPTED,{stats:{tstart:m,tdecrypt:s}}),g.pushDecrypted(new Uint8Array(e),t,new Uint8Array(r),n,o,l,u,d,c,f,h,p)})}else this.pushDecrypted(new Uint8Array(e),t,new Uint8Array(r),n,o,l,u,d,c,f,h,p)},e.prototype.pushDecrypted=function(e,t,r,i,s,h,p,g,v,m,y,E){var _=this.demuxer;if(!_||(p||g)&&!this.probe(e)){for(var T=this.observer,S=this.typeSupported,b=this.config,A=[{demux:u.default,remux:c.default},{demux:l.default,remux:f.default},{demux:o.default,remux:c.default},{demux:d.default,remux:c.default}],R=0,D=A.length;R<D;R++){var L=A[R],O=L.demux.probe;if(O(e)){var w=this.remuxer=new L.remux(T,b,S,this.vendor);_=new L.demux(T,w,b,S),this.probe=O;break}}if(!_){T.trigger(a.default.ERROR,{type:n.ErrorTypes.MEDIA_ERROR,details:n.ErrorDetails.FRAG_PARSING_ERROR,fatal:!0,reason:"no demux matching with content found"});return}this.demuxer=_}var I=this.remuxer;(p||g)&&(_.resetInitSegment(r,i,s,m),I.resetInitSegment()),p&&(_.resetTimeStamp(E),I.resetTimeStamp(E)),"function"==typeof _.setDecryptData&&_.setDecryptData(t),_.append(e,h,v,y)},e}();t.default=v},

1"./src/demux/demuxer-worker.js":function(e,t,r){"use strict";Object.defineProperty(t,"__esModule",{value:!0});var i=r("./src/demux/demuxer-inline.js"),a=r("./src/events.js"),n=r("./src/utils/logger.js"),s=r("./node_modules/node-libs-browser/node_modules/events/events.js");t.default=function(e){var t=new s.EventEmitter;t.trigger=function(e){for(var r=[],i=1;i<arguments.length;i++)r[i-1]=arguments[i];t.emit.apply(t,[e,e].concat(r))},t.off=function(e){for(var r=[],i=1;i<arguments.length;i++)r[i-1]=arguments[i];t.removeListener.apply(t,[e].concat(r))};var r=function(t,r){e.postMessage({event:t,data:r})};e.addEventListener("message",function(a){var s=a.data;switch(s.cmd){case"init":var o=JSON.parse(s.config);e.demuxer=new i.default(t,s.typeSupported,o,s.vendor),n.enableLogs(o.debug),r("init",null);break;case"demux":e.demuxer.push(s.data,s.decryptdata,s.initSegment,s.audioCodec,s.videoCodec,s.timeOffset,s.discontinuity,s.trackSwitch,s.contiguous,s.duration,s.accurateTimeOffset,s.defaultInitPTS)}}),t.on(a.default.FRAG_DECRYPTED,r),t.on(a.default.FRAG_PARSING_INIT_SEGMENT,r),t.on(a.default.FRAG_PARSED,r),t.on(a.default.ERROR,r),t.on(a.default.FRAG_PARSING_METADATA,r),t.on(a.default.FRAG_PARSING_USERDATA,r),t.on(a.default.INIT_PTS_FOUND,r),t.on(a.default.FRAG_PARSING_DATA,function(t,r){var i=[],a={event:t,data:r};r.data1&&(a.data1=r.data1.buffer,i.push(r.data1.buffer),delete r.data1),r.data2&&(a.data2=r.data2.buffer,i.push(r.data2.buffer),delete r.data2),e.postMessage(a,i)})}},

1"./src/demux/demuxer.js":function(e,t,r){"use strict";(function(e){Object.defineProperty(t,"__esModule",{value:!0});var i=r("./node_modules/webworkify-webpack/index.js"),a=r("./src/events.js"),n=r("./src/demux/demuxer-inline.js"),s=r("./src/utils/logger.js"),o=r("./src/errors.js"),l=r("./src/utils/mediasource-helper.js"),u=r("./src/utils/get-self-scope.js"),d=r("./src/observer.js"),c=u.getSelfScope(),f=l.getMediaSource(),h=function(){function t(e,t){var r=this;this.hls=e,this.id=t;var l=this.observer=new d.Observer,u=e.config,h=function(t,i){(i=i||{}).frag=r.frag,i.id=r.id,e.trigger(t,i)};l.on(a.default.FRAG_DECRYPTED,h),l.on(a.default.FRAG_PARSING_INIT_SEGMENT,h),l.on(a.default.FRAG_PARSING_DATA,h),l.on(a.default.FRAG_PARSED,h),l.on(a.default.ERROR,h),l.on(a.default.FRAG_PARSING_METADATA,h),l.on(a.default.FRAG_PARSING_USERDATA,h),l.on(a.default.INIT_PTS_FOUND,h);var p={mp4:f.isTypeSupported("video/mp4"),mpeg:f.isTypeSupported("audio/mpeg"),mp3:f.isTypeSupported('audio/mp4; codecs="mp3"')},g=navigator.vendor;if(u.enableWorker&&"undefined"!=typeof Worker){s.logger.log("demuxing in webworker");var v=void 0;try{v=this.w=i("./src/demux/demuxer-worker.js"),this.onwmsg=this.onWorkerMessage.bind(this),v.addEventListener("message",this.onwmsg),v.onerror=function(t){e.trigger(a.default.ERROR,{type:o.ErrorTypes.OTHER_ERROR,details:o.ErrorDetails.INTERNAL_EXCEPTION,fatal:!0,event:"demuxerWorker",err:{message:t.message+" ("+t.filename+":"+t.lineno+")"}})},v.postMessage({cmd:"init",typeSupported:p,vendor:g,id:t,config:JSON.stringify(u)})}catch(e){s.logger.warn("Error in worker:",e),s.logger.error("Error while initializing DemuxerWorker, fallback on DemuxerInline"),v&&c.URL.revokeObjectURL(v.objectURL),this.demuxer=new n.default(l,p,u,g),this.w=void 0}}else this.demuxer=new n.default(l,p,u,g)}return t.prototype.destroy=function(){var e=this.w;if(e)e.removeEventListener("message",this.onwmsg),e.terminate(),this.w=null;else{var t=this.demuxer;t&&(t.destroy(),this.demuxer=null)}var r=this.observer;r&&(r.removeAllListeners(),this.observer=null)},t.prototype.push=function(t,r,i,a,n,o,l,u){var d=this.w,c=e.isFinite(n.startPTS)?n.startPTS:n.start,f=n.decryptdata,h=this.frag,p=!(h&&n.cc===h.cc),g=!(h&&n.level===h.level),v=h&&n.sn===h.sn+1,m=!g&&v;if(p&&s.logger.log(this.id+":discontinuity detected"),g&&s.logger.log(this.id+":switch detected"),this.frag=n,d)d.postMessage({cmd:"demux",data:t,decryptdata:f,initSegment:r,audioCodec:i,videoCodec:a,timeOffset:c,discontinuity:p,trackSwitch:g,contiguous:m,duration:o,accurateTimeOffset:l,defaultInitPTS:u},t instanceof ArrayBuffer?[t]:[]);else{var y=this.demuxer;y&&y.push(t,f,r,i,a,c,p,g,m,o,l,u)}},t.prototype.onWorkerMessage=function(e){var t=e.data,r=this.hls;switch(t.event){case"init":c.URL.revokeObjectURL(this.w.objectURL);break;case a.default.FRAG_PARSING_DATA:t.data.data1=new Uint8Array(t.data1),t.data2&&(t.data.data2=new Uint8Array(t.data2));default:t.data=t.data||{},t.data.frag=this.frag,t.data.id=this.id,r.trigger(t.event,t.data)}},t}();t.default=h}).call(this,r("./src/polyfills/number.js").Number)},

1"./src/demux/exp-golomb.js":function(e,t,r){"use strict";Object.defineProperty(t,"__esModule",{value:!0});var i=r("./src/utils/logger.js"),a=function(){function e(e){this.data=e,this.bytesAvailable=e.byteLength,this.word=0,this.bitsAvailable=0}return e.prototype.loadWord=function(){var e=this.data,t=this.bytesAvailable,r=e.byteLength-t,i=new Uint8Array(4),a=Math.min(4,t);if(0===a)throw Error("no bytes available");i.set(e.subarray(r,r+a)),this.word=new DataView(i.buffer).getUint32(0),this.bitsAvailable=8*a,this.bytesAvailable-=a},e.prototype.skipBits=function(e){var t;this.bitsAvailable>e||(e-=this.bitsAvailable,t=e>>3,e-=t>>3,this.bytesAvailable-=t,this.loadWord()),this.word<<=e,this.bitsAvailable-=e},e.prototype.readBits=function(e){var t=Math.min(this.bitsAvailable,e),r=this.word>>>32-t;return(e>32&&i.logger.error("Cannot read more than 32 bits at a time"),this.bitsAvailable-=t,this.bitsAvailable>0?this.word<<=t:this.bytesAvailable>0&&this.loadWord(),(t=e-t)>0&&this.bitsAvailable)?r<<t|this.readBits(t):r},e.prototype.skipLZ=function(){var e;for(e=0;e<this.bitsAvailable;++e)if((this.word&2147483648>>>e)!=0)return this.word<<=e,this.bitsAvailable-=e,e;return this.loadWord(),e+this.skipLZ()},e.prototype.skipUEG=function(){this.skipBits(1+this.skipLZ())},e.prototype.skipEG=function(){this.skipBits(1+this.skipLZ())},e.prototype.readUEG=function(){var e=this.skipLZ();return this.readBits(e+1)-1},e.prototype.readEG=function(){var e=this.readUEG();return 1&e?1+e>>>1:-1*(e>>>1)},e.prototype.readBoolean=function(){return 1===this.readBits(1)},e.prototype.readUByte=function(){return this.readBits(8)},e.prototype.readUShort=function(){return this.readBits(16)},e.prototype.readUInt=function(){return this.readBits(32)},e.prototype.skipScalingList=function(e){var t,r=8,i=8;for(t=0;t<e;t++)0!==i&&(i=(r+this.readEG()+256)%256),r=0===i?r:i},e.prototype.readSPS=function(){var e,t,r,i,a,n,s,o=0,l=0,u=0,d=0,c=this.readUByte.bind(this),f=this.readBits.bind(this),h=this.readUEG.bind(this),p=this.readBoolean.bind(this),g=this.skipBits.bind(this),v=this.skipEG.bind(this),m=this.skipUEG.bind(this),y=this.skipScalingList.bind(this);if(c(),e=c(),f(5),g(3),c(),m(),100===e||110===e||122===e||244===e||44===e||83===e||86===e||118===e||128===e){var E=h();if(3===E&&g(1),m(),m(),g(1),p())for(s=0,n=3!==E?8:12;s<n;s++)p()&&y(s<6?16:64)}m();var _=h();if(0===_)h();else if(1===_)for(g(1),v(),v(),t=h(),s=0;s<t;s++)v();m(),g(1),r=h(),i=h(),0===(a=f(1))&&g(1),g(1),p()&&(o=h(),l=h(),u=h(),d=h());var T=[1,1];if(p()&&p())switch(c()){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=[c()<<8|c(),c()<<8|c()]}return{width:Math.ceil((r+1)*16-2*o-2*l),height:(2-a)*(i+1)*16-(a?2:4)*(u+d),pixelRatio:T}},e.prototype.readSliceType=function(){return this.readUByte(),this.readUEG(),this.readUEG()},e}();t.default=a},

1"./src/demux/id3.js":function(e,t,r){"use strict";Object.defineProperty(t,"__esModule",{value:!0});var i=function(){function e(){}return e.isHeader=function(e,t){return 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},e.isFooter=function(e,t){return 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},e.getID3Data=function(t,r){for(var i=r,a=0;e.isHeader(t,r);)a+=10+e._readSize(t,r+6),e.isFooter(t,r+10)&&(a+=10),r+=a;if(a>0)return t.subarray(i,i+a)},e._readSize=function(e,t){return(127&e[t])<<21|(127&e[t+1])<<14|(127&e[t+2])<<7|127&e[t+3]},e.getTimeStamp=function(t){for(var r=e.getID3Frames(t),i=0;i<r.length;i++){var a=r[i];if(e.isTimeStampFrame(a))return e._readTimeStamp(a)}},e.isTimeStampFrame=function(e){return e&&"PRIV"===e.key&&"com.apple.streaming.transportStreamTimestamp"===e.info},e._getFrameData=function(t){var r=String.fromCharCode(t[0],t[1],t[2],t[3]),i=e._readSize(t,4);return{type:r,size:i,data:t.subarray(10,10+i)}},e.getID3Frames=function(t){for(var r=0,i=[];e.isHeader(t,r);){for(var a=e._readSize(t,r+6),n=(r+=10)+a;r+8<n;){var s=e._getFrameData(t.subarray(r)),o=e._decodeFrame(s);o&&i.push(o),r+=s.size+10}e.isFooter(t,r)&&(r+=10)}return i},e._decodeFrame=function(t){return"PRIV"===t.type?e._decodePrivFrame(t):"T"===t.type[0]?e._decodeTextFrame(t):"W"===t.type[0]?e._decodeURLFrame(t):void 0},e._readTimeStamp=function(e){if(8===e.data.byteLength){var t=new Uint8Array(e.data),r=1&t[3],i=(t[4]<<23)+(t[5]<<15)+(t[6]<<7)+t[7];return i/=45,r&&(i+=47721858.84),Math.round(i)}},e._decodePrivFrame=function(t){if(!(t.size<2)){var r=e._utf8ArrayToStr(t.data,!0),i=new Uint8Array(t.data.subarray(r.length+1));return{key:t.type,info:r,data:i.buffer}}},e._decodeTextFrame=function(t){if(!(t.size<2)){if("TXXX"===t.type){var r=1,i=e._utf8ArrayToStr(t.data.subarray(r));r+=i.length+1;var a=e._utf8ArrayToStr(t.data.subarray(r));return{key:t.type,info:i,data:a}}var n=e._utf8ArrayToStr(t.data.subarray(1));return{key:t.type,data:n}}},e._decodeURLFrame=function(t){if("WXXX"===t.type){if(t.size<2)return;var r=1,i=e._utf8ArrayToStr(t.data.subarray(r));r+=i.length+1;var a=e._utf8ArrayToStr(t.data.subarray(r));return{key:t.type,info:i,data:a}}var n=e._utf8ArrayToStr(t.data);return{key:t.type,data:n}},e._utf8ArrayToStr=function(e,t){void 0===t&&(t=!1);for(var r,i,a=e.length,n="",s=0;s<a&&(0!==(r=e[s++])||!t);)if(0!==r&&3!==r)switch(r>>4){case 0:case 1:case 2:case 3:case 4:case 5:case 6:case 7:n+=String.fromCharCode(r);break;case 12:case 13:n+=String.fromCharCode((31&r)<<6|63&e[s++]);break;case 14:n+=String.fromCharCode((15&r)<<12|(63&e[s++])<<6|(63&e[s++])<<0)}return n},e}(),a=i._utf8ArrayToStr;t.utf8ArrayToStr=a,t.default=i},

1"./src/demux/mp3demuxer.js":function(e,t,r){"use strict";Object.defineProperty(t,"__esModule",{value:!0});var i=r("./src/demux/id3.js"),a=r("./src/utils/logger.js"),n=r("./src/demux/mpegaudio.js"),s=function(){function e(e,t,r){this.observer=e,this.config=r,this.remuxer=t}return e.prototype.resetInitSegment=function(e,t,r,i){this._audioTrack={container:"audio/mpeg",type:"audio",id:-1,sequenceNumber:0,isAAC:!1,samples:[],len:0,manifestCodec:t,duration:i,inputTimeScale:9e4}},e.prototype.resetTimeStamp=function(){},e.probe=function(e){var t,r,s=i.default.getID3Data(e,0);if(s&&void 0!==i.default.getTimeStamp(s)){for(t=s.length,r=Math.min(e.length-1,t+100);t<r;t++)if(n.default.probe(e,t))return a.logger.log("MPEG Audio sync word found !"),!0}return!1},e.prototype.append=function(e,t,r,a){for(var s=i.default.getID3Data(e,0),o=i.default.getTimeStamp(s),l=o?90*o:9e4*t,u=s.length,d=e.length,c=0,f=0,h=this._audioTrack,p=[{pts:l,dts:l,data:s}];u<d;)if(n.default.isHeader(e,u)){var g=n.default.appendFrame(h,e,u,l,c);if(g)u+=g.length,f=g.sample.pts,c++;else break}else i.default.isHeader(e,u)?(s=i.default.getID3Data(e,u),p.push({pts:f,dts:f,data:s}),u+=s.length):u++;this.remuxer.remux(h,{samples:[]},{samples:p,inputTimeScale:9e4},{samples:[]},t,r,a)},e.prototype.destroy=function(){},e}();t.default=s},

1"./src/demux/mp4demuxer.js":function(e,t,r){"use strict";Object.defineProperty(t,"__esModule",{value:!0});var i=r("./src/utils/logger.js"),a=r("./src/events.js"),n=function(){function e(e,t){this.observer=e,this.remuxer=t}return e.prototype.resetTimeStamp=function(e){this.initPTS=e},e.prototype.resetInitSegment=function(t,r,i,n){if(t&&t.byteLength){var s=this.initData=e.parseInitSegment(t);null==r&&(r="mp4a.40.5"),null==i&&(i="avc1.42e01e");var o={};s.audio&&s.video?o.audiovideo={container:"video/mp4",codec:r+","+i,initSegment:n?t:null}:(s.audio&&(o.audio={container:"audio/mp4",codec:r,initSegment:n?t:null}),s.video&&(o.video={container:"video/mp4",codec:i,initSegment:n?t:null})),this.observer.trigger(a.default.FRAG_PARSING_INIT_SEGMENT,{tracks:o})}else r&&(this.audioCodec=r),i&&(this.videoCodec=i)},e.probe=function(t){return e.findBox({data:t,start:0,end:Math.min(t.length,16384)},["moof"]).length>0},e.bin2str=function(e){return String.fromCharCode.apply(null,e)},e.readUint16=function(e,t){e.data&&(t+=e.start,e=e.data);var r=e[t]<<8|e[t+1];return r<0?65536+r:r},e.readUint32=function(e,t){e.data&&(t+=e.start,e=e.data);var r=e[t]<<24|e[t+1]<<16|e[t+2]<<8|e[t+3];return r<0?4294967296+r:r},e.writeUint32=function(e,t,r){e.data&&(t+=e.start,e=e.data),e[t]=r>>24,e[t+1]=r>>16&255,e[t+2]=r>>8&255,e[t+3]=255&r},e.findBox=function(t,r){var i,a,n,s,o,l,u,d=[];if(t.data?(l=t.start,s=t.end,t=t.data):(l=0,s=t.byteLength),!r.length)return null;for(i=l;i<s;)a=e.readUint32(t,i),n=e.bin2str(t.subarray(i+4,i+8)),u=a>1?i+a:s,n===r[0]&&(1===r.length?d.push({data:t,start:i+8,end:u}):(o=e.findBox({data:t,start:i+8,end:u},r.slice(1))).length&&(d=d.concat(o))),i=u;return d},e.parseSegmentIndex=function(t){var r,i=e.findBox(t,["moov"])[0],a=i?i.end:null,n=0,s=e.findBox(t,["sidx"]);if(!s||!s[0])return null;r=[];var o=(s=s[0]).data[0];n=0===o?8:16;var l=e.readUint32(s,n);n+=4,0===o?n+=8:n+=16,n+=2;var u=s.end+0,d=e.readUint16(s,n);n+=2;for(var c=0;c<d;c++){var f=n,h=e.readUint32(s,f);f+=4;var p=2147483647&h;if(1==(2147483648&h)>>>31){console.warn("SIDX has hierarchical references (not supported)");return}var g=e.readUint32(s,f);f+=4,r.push({referenceSize:p,subsegmentDuration:g,info:{duration:g/l,start:u,end:u+p-1}}),u+=p,f+=4,n=f}return{earliestPresentationTime:0,timescale:l,version:o,referencesCount:d,references:r,moovEndOffset:a}},e.parseInitSegment=function(t){var r=[];return e.findBox(t,["moov","trak"]).forEach(function(t){var a=e.findBox(t,["tkhd"])[0];if(a){var n=a.data[a.start],s=0===n?12:20,o=e.readUint32(a,s),l=e.findBox(t,["mdia","mdhd"])[0];if(l){s=0===(n=l.data[l.start])?12:20;var u=e.readUint32(l,s),d=e.findBox(t,["mdia","hdlr"])[0];if(d){var c={soun:"audio",vide:"video"}[e.bin2str(d.data.subarray(d.start+8,d.start+12))];if(c){var f=e.findBox(t,["mdia","minf","stbl","stsd"]);if(f.length){f=f[0];var h=e.bin2str(f.data.subarray(f.start+12,f.start+16));i.logger.log("MP4Demuxer:"+c+":"+h+" found")}r[o]={timescale:u,type:c},r[c]={timescale:u,id:o}}}}}}),r},e.getStartDTS=function(t,r){var i,a,n;return i=e.findBox(r,["moof","traf"]),a=[].concat.apply([],i.map(function(r){return e.findBox(r,["tfhd"]).map(function(i){var a;return a=t[e.readUint32(i,4)].timescale||9e4,e.findBox(r,["tfdt"]).map(function(t){var r,i;return r=t.data[t.start],i=e.readUint32(t,4),1===r&&(i*=4294967296,i+=e.readUint32(t,8)),i})[0]/a})})),isFinite(n=Math.min.apply(null,a))?n:0},e.offsetStartDTS=function(t,r,i){e.findBox(r,["moof","traf"]).map(function(r){return e.findBox(r,["tfhd"]).map(function(a){var n=t[e.readUint32(a,4)].timescale||9e4;e.findBox(r,["tfdt"]).map(function(t){var r=t.data[t.start],a=e.readUint32(t,4);if(0===r)e.writeUint32(t,4,a-i*n);else{a*=4294967296,a+=e.readUint32(t,8),a-=i*n;var s=Math.floor((a=Math.max(a,0))/4294967296),o=Math.floor(a%4294967296);e.writeUint32(t,4,s),e.writeUint32(t,8,o)}})})})},e.prototype.append=function(t,r,i,n){var s=this.initData;s||(this.resetInitSegment(t,this.audioCodec,this.videoCodec,!1),s=this.initData);var o,l=this.initPTS;if(void 0===l){var u=e.getStartDTS(s,t);this.initPTS=l=u-r,this.observer.trigger(a.default.INIT_PTS_FOUND,{initPTS:l})}e.offsetStartDTS(s,t,l),o=e.getStartDTS(s,t),this.remuxer.remux(s.audio,s.video,null,null,o,i,n,t)},e.prototype.destroy=function(){},e}();t.default=n},

1"./src/demux/mpegaudio.js":function(e,t,r){"use strict";Object.defineProperty(t,"__esModule",{value:!0});var i={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],appendFrame:function(e,t,r,i,a){if(!(r+24>t.length)){var n=this.parseHeader(t,r);if(n&&r+n.frameLength<=t.length){var s=i+9e4*n.samplesPerFrame/n.sampleRate*a,o={unit:t.subarray(r,r+n.frameLength),pts:s,dts:s};return e.config=[],e.channelCount=n.channelCount,e.samplerate=n.sampleRate,e.samples.push(o),e.len+=n.frameLength,{sample:o,length:n.frameLength}}}},parseHeader:function(e,t){var r=e[t+1]>>3&3,a=e[t+1]>>1&3,n=e[t+2]>>4&15,s=e[t+2]>>2&3,o=e[t+2]>>1&1;if(1!==r&&0!==n&&15!==n&&3!==s){var l=1e3*i.BitratesMap[14*(3===r?3-a:3===a?3:4)+n-1],u=i.SamplingRateMap[3*(3===r?0:2===r?1:2)+s],d=e[t+3]>>6==3?1:2,c=i.SamplesCoefficients[r][a],f=i.BytesInSlot[a],h=parseInt(c*l/u+o,10)*f;return{sampleRate:u,channelCount:d,frameLength:h,samplesPerFrame:8*c*f}}},isHeaderPattern:function(e,t){return 255===e[t]&&(224&e[t+1])==224&&(6&e[t+1])!=0},isHeader:function(e,t){return!!(t+1<e.length&&this.isHeaderPattern(e,t))},probe:function(e,t){if(t+1<e.length&&this.isHeaderPattern(e,t)){var r=this.parseHeader(e,t),i=4;r&&r.frameLength&&(i=r.frameLength);var a=t+i;if(a===e.length||a+1<e.length&&this.isHeaderPattern(e,a))return!0}return!1}};t.default=i},

1"./src/demux/sample-aes.js":function(e,t,r){"use strict";Object.defineProperty(t,"__esModule",{value:!0});var i=r("./src/crypt/decrypter.js"),a=function(){function e(e,t,r,a){this.decryptdata=r,this.discardEPB=a,this.decrypter=new i.default(e,t,{removePKCS7Padding:!1})}return e.prototype.decryptBuffer=function(e,t){this.decrypter.decrypt(e,this.decryptdata.key.buffer,this.decryptdata.iv.buffer,t)},e.prototype.decryptAacSample=function(e,t,r,i){var a=e[t].unit,n=a.subarray(16,a.length-a.length%16),s=n.buffer.slice(n.byteOffset,n.byteOffset+n.length),o=this;this.decryptBuffer(s,function(n){n=new Uint8Array(n),a.set(n,16),i||o.decryptAacSamples(e,t+1,r)})},e.prototype.decryptAacSamples=function(e,t,r){for(;;t++){if(t>=e.length){r();return}if(!(e[t].unit.length<32)){var i=this.decrypter.isSync();if(this.decryptAacSample(e,t,r,i),!i)return}}},e.prototype.getAvcEncryptedData=function(e){for(var t=new Int8Array(16*Math.floor((e.length-48)/160)+16),r=0,i=32;i<=e.length-16;i+=160,r+=16)t.set(e.subarray(i,i+16),r);return t},e.prototype.getAvcDecryptedUnit=function(e,t){t=new Uint8Array(t);for(var r=0,i=32;i<=e.length-16;i+=160,r+=16)e.set(t.subarray(r,r+16),i);return e},e.prototype.decryptAvcSample=function(e,t,r,i,a,n){var s=this.discardEPB(a.data),o=this.getAvcEncryptedData(s),l=this;this.decryptBuffer(o.buffer,function(o){a.data=l.getAvcDecryptedUnit(s,o),n||l.decryptAvcSamples(e,t,r+1,i)})},e.prototype.decryptAvcSamples=function(e,t,r,i){for(;;t++,r=0){if(t>=e.length){i();return}for(var a=e[t].units;!(r>=a.length);r++){var n=a[r];if(!(n.length<=48)&&(1===n.type||5===n.type)){var s=this.decrypter.isSync();if(this.decryptAvcSample(e,t,r,i,n,s),!s)return}}}},e}();t.default=a},

1"./src/demux/tsdemuxer.js":function(e,t,r){"use strict";Object.defineProperty(t,"__esModule",{value:!0});var i=r("./src/demux/adts.js"),a=r("./src/demux/mpegaudio.js"),n=r("./src/events.js"),s=r("./src/demux/exp-golomb.js"),o=r("./src/demux/sample-aes.js"),l=r("./src/utils/logger.js"),u=r("./src/errors.js"),d={video:1,audio:2,id3:3,text:4},c=function(){function e(e,t,r,i){this.observer=e,this.config=r,this.typeSupported=i,this.remuxer=t,this.sampleAes=null}return e.prototype.setDecryptData=function(e){null!=e&&null!=e.key&&"SAMPLE-AES"===e.method?this.sampleAes=new o.default(this.observer,this.config,e,this.discardEPB):this.sampleAes=null},e.probe=function(t){var r=e._syncOffset(t);return!(r<0)&&(r&&l.logger.warn("MPEG2-TS detected but first sync word found @ offset "+r+", junk ahead ?"),!0)},e._syncOffset=function(e){for(var t=Math.min(1e3,e.length-564),r=0;r<t;){if(71===e[r]&&71===e[r+188]&&71===e[r+376])return r;r++}return -1},e.createTrack=function(e,t){return{container:"video"===e||"audio"===e?"video/mp2t":void 0,type:e,id:d[e],pid:-1,inputTimeScale:9e4,sequenceNumber:0,samples:[],len:0,dropped:"video"===e?0:void 0,isAAC:"audio"===e||void 0,duration:"audio"===e?t:void 0}},e.prototype.resetInitSegment=function(t,r,i,a){this.pmtParsed=!1,this._pmtId=-1,this._avcTrack=e.createTrack("video",a),this._audioTrack=e.createTrack("audio",a),this._id3Track=e.createTrack("id3",a),this._txtTrack=e.createTrack("text",a),this.aacOverFlow=null,this.aacLastPTS=null,this.avcSample=null,this.audioCodec=r,this.videoCodec=i,this._duration=a},e.prototype.resetTimeStamp=function(){},e.prototype.append=function(t,r,i,a){var s,o,d,c,f,h=t.length,p=!1;this.contiguous=i;var g=this.pmtParsed,v=this._avcTrack,m=this._audioTrack,y=this._id3Track,E=v.pid,_=m.pid,T=y.pid,S=this._pmtId,b=v.pesData,A=m.pesData,R=y.pesData,D=this._parsePAT,L=this._parsePMT,O=this._parsePES,w=this._parseAVCPES.bind(this),I=this._parseAACPES.bind(this),k=this._parseMPEGPES.bind(this),P=this._parseID3PES.bind(this),C=e._syncOffset(t);for(h-=(h+C)%188,s=C;s<h;s+=188)if(71===t[s]){if(o=!!(64&t[s+1]),d=((31&t[s+1])<<8)+t[s+2],(48&t[s+3])>>4>1){if((c=s+5+t[s+4])===s+188)continue}else c=s+4;switch(d){case E:o&&(b&&(f=O(b))&&void 0!==f.pts&&w(f,!1),b={data:[],size:0}),b&&(b.data.push(t.subarray(c,s+188)),b.size+=s+188-c);break;case _:o&&(A&&(f=O(A))&&void 0!==f.pts&&(m.isAAC?I(f):k(f)),A={data:[],size:0}),A&&(A.data.push(t.subarray(c,s+188)),A.size+=s+188-c);break;case T:o&&(R&&(f=O(R))&&void 0!==f.pts&&P(f),R={data:[],size:0}),R&&(R.data.push(t.subarray(c,s+188)),R.size+=s+188-c);break;case 0:o&&(c+=t[c]+1),S=this._pmtId=D(t,c);break;case S:o&&(c+=t[c]+1);var x=L(t,c,!0===this.typeSupported.mpeg||!0===this.typeSupported.mp3,null!=this.sampleAes);(E=x.avc)>0&&(v.pid=E),(_=x.audio)>0&&(m.pid=_,m.isAAC=x.isAAC),(T=x.id3)>0&&(y.pid=T),p&&!g&&(l.logger.log("reparse from beginning"),p=!1,s=C-188),g=this.pmtParsed=!0;break;case 17:case 8191:break;default:p=!0}}else this.observer.trigger(n.default.ERROR,{type:u.ErrorTypes.MEDIA_ERROR,details:u.ErrorDetails.FRAG_PARSING_ERROR,fatal:!1,reason:"TS packet did not start with 0x47"});b&&(f=O(b))&&void 0!==f.pts?(w(f,!0),v.pesData=null):v.pesData=b,A&&(f=O(A))&&void 0!==f.pts?(m.isAAC?I(f):k(f),m.pesData=null):(A&&A.size&&l.logger.log("last AAC PES packet truncated,might overlap between fragments"),m.pesData=A),R&&(f=O(R))&&void 0!==f.pts?(P(f),y.pesData=null):y.pesData=R,null==this.sampleAes?this.remuxer.remux(m,v,y,this._txtTrack,r,i,a):this.decryptAndRemux(m,v,y,this._txtTrack,r,i,a)},e.prototype.decryptAndRemux=function(e,t,r,i,a,n,s){if(e.samples&&e.isAAC){var o=this;this.sampleAes.decryptAacSamples(e.samples,0,function(){o.decryptAndRemuxAvc(e,t,r,i,a,n,s)})}else this.decryptAndRemuxAvc(e,t,r,i,a,n,s)},e.prototype.decryptAndRemuxAvc=function(e,t,r,i,a,n,s){if(t.samples){var o=this;this.sampleAes.decryptAvcSamples(t.samples,0,0,function(){o.remuxer.remux(e,t,r,i,a,n,s)})}else this.remuxer.remux(e,t,r,i,a,n,s)},e.prototype.destroy=function(){this._initPTS=this._initDTS=void 0,this._duration=0},e.prototype._parsePAT=function(e,t){return(31&e[t+10])<<8|e[t+11]},e.prototype._parsePMT=function(e,t,r,i){var a,n,s,o,u={audio:-1,avc:-1,id3:-1,isAAC:!0};for(a=(15&e[t+1])<<8|e[t+2],n=t+3+a-4,s=(15&e[t+10])<<8|e[t+11],t+=12+s;t<n;){switch(o=(31&e[t+1])<<8|e[t+2],e[t]){case 207:if(!i){l.logger.log("unkown stream type:"+e[t]);break}case 15:-1===u.audio&&(u.audio=o);break;case 21:-1===u.id3&&(u.id3=o);break;case 219:if(!i){l.logger.log("unkown stream type:"+e[t]);break}case 27:-1===u.avc&&(u.avc=o);break;case 3:case 4:r?-1===u.audio&&(u.audio=o,u.isAAC=!1):l.logger.log("MPEG audio found, not supported in this browser for now");break;case 36:l.logger.warn("HEVC stream type found, not supported for now");break;default:l.logger.log("unkown stream type:"+e[t])}t+=((15&e[t+3])<<8|e[t+4])+5}return u},e.prototype._parsePES=function(e){var t,r,i,a,n,s,o,u,d=0,c=e.data;if(!e||0===e.size)return null;for(;c[0].length<19&&c.length>1;){var f=new Uint8Array(c[0].length+c[1].length);f.set(c[0]),f.set(c[1],c[0].length),c[0]=f,c.splice(1,1)}if(1!==((t=c[0])[0]<<16)+(t[1]<<8)+t[2]||(i=(t[4]<<8)+t[5])&&i>e.size-6)return null;192&(r=t[7])&&((s=(14&t[9])*536870912+(255&t[10])*4194304+(254&t[11])*16384+(255&t[12])*128+(254&t[13])/2)>4294967295&&(s-=8589934592),64&r?((o=(14&t[14])*536870912+(255&t[15])*4194304+(254&t[16])*16384+(255&t[17])*128+(254&t[18])/2)>4294967295&&(o-=8589934592),s-o>54e5&&(l.logger.warn(Math.round((s-o)/9e4)+"s delta between PTS and DTS, align them"),s=o)):o=s),u=(a=t[8])+9,e.size-=u,n=new Uint8Array(e.size);for(var h=0,p=c.length;h<p;h++){var g=(t=c[h]).byteLength;if(u){if(u>g){u-=g;continue}t=t.subarray(u),g-=u,u=0}n.set(t,d),d+=g}return i&&(i-=a+3),{data:n,pts:s,dts:o,len:i}},e.prototype.pushAccesUnit=function(e,t){if(e.units.length&&e.frame){var r=t.samples,i=r.length;

1!this.config.forceKeyFrameOnDiscontinuity||!0===e.key||t.sps&&(i||this.contiguous)?(e.id=i,r.push(e)):t.dropped++}e.debug.length&&l.logger.log(e.pts+"/"+e.dts+":"+e.debug)},e.prototype._parseAVCPES=function(e,t){var r,i,a,n=this,o=this._avcTrack,l=this._parseAVCNALu(e.data),u=this.avcSample,d=!1,c=this.pushAccesUnit.bind(this),f=function(e,t,r,i){return{key:e,pts:t,dts:r,units:[],debug:i}};e.data=null,u&&l.length&&!o.audFound&&(c(u,o),u=this.avcSample=f(!1,e.pts,e.dts,"")),l.forEach(function(t){switch(t.type){case 1:i=!0,u||(u=n.avcSample=f(!0,e.pts,e.dts,"")),u.frame=!0;var l=t.data;if(d&&l.length>4){var h=new s.default(l).readSliceType();(2===h||4===h||7===h||9===h)&&(u.key=!0)}break;case 5:i=!0,u||(u=n.avcSample=f(!0,e.pts,e.dts,"")),u.key=!0,u.frame=!0;break;case 6:i=!0,(r=new s.default(n.discardEPB(t.data))).readUByte();for(var p=0,g=0,v=!1,m=0;!v&&r.bytesAvailable>1;){p=0;do p+=m=r.readUByte();while(255===m);g=0;do g+=m=r.readUByte();while(255===m);if(4===p&&0!==r.bytesAvailable){if(v=!0,181===r.readUByte()&&49===r.readUShort()&&1195456820===r.readUInt()&&3===r.readUByte()){var y=r.readUByte(),E=r.readUByte(),_=31&y,T=[y,E];for(a=0;a<_;a++)T.push(r.readUByte()),T.push(r.readUByte()),T.push(r.readUByte());n._insertSampleInOrder(n._txtTrack.samples,{type:3,pts:e.pts,bytes:T})}}else if(g<r.bytesAvailable)for(a=0;a<g;a++)r.readUByte()}break;case 7:if(i=!0,d=!0,!o.sps){var S=(r=new s.default(t.data)).readSPS();o.width=S.width,o.height=S.height,o.pixelRatio=S.pixelRatio,o.sps=[t.data],o.duration=n._duration;var b=t.data.subarray(1,4),A="avc1.";for(a=0;a<3;a++){var R=b[a].toString(16);R.length<2&&(R="0"+R),A+=R}o.codec=A}break;case 8:i=!0,o.pps||(o.pps=[t.data]);break;case 9:i=!1,o.audFound=!0,u&&c(u,o),u=n.avcSample=f(!1,e.pts,e.dts,"");break;case 12:i=!1;break;default:i=!1,u&&(u.debug+="unknown NAL "+t.type+" ")}u&&i&&u.units.push(t)}),t&&u&&(c(u,o),this.avcSample=null)},e.prototype._insertSampleInOrder=function(e,t){var r=e.length;if(r>0){if(t.pts>=e[r-1].pts)e.push(t);else for(var i=r-1;i>=0;i--)if(t.pts<e[i].pts){e.splice(i,0,t);break}}else e.push(t)},e.prototype._getLastNalUnit=function(){var e,t=this.avcSample;if(!t||0===t.units.length){var r=this._avcTrack.samples;t=r[r.length-1]}if(t){var i=t.units;e=i[i.length-1]}return e},e.prototype._parseAVCNALu=function(e){var t,r,i,a,n,s=0,o=e.byteLength,l=this._avcTrack,u=l.naluState||0,d=u,c=[],f=-1;for(-1===u&&(f=0,n=31&e[0],u=0,s=1);s<o;){if(t=e[s++],!u){u=t?0:1;continue}if(1===u){u=t?0:2;continue}if(t){if(1===t){if(f>=0)i={data:e.subarray(f,s-u-1),type:n},c.push(i);else{var h=this._getLastNalUnit();if(h&&(d&&s<=4-d&&h.state&&(h.data=h.data.subarray(0,h.data.byteLength-d)),(r=s-u-1)>0)){var p=new Uint8Array(h.data.byteLength+r);p.set(h.data,0),p.set(e.subarray(0,r),h.data.byteLength),h.data=p}}s<o?(a=31&e[s],f=s,n=a,u=0):u=-1}else u=0}else u=3}if(f>=0&&u>=0&&(i={data:e.subarray(f,o),type:n,state:u},c.push(i)),0===c.length){var h=this._getLastNalUnit();if(h){var p=new Uint8Array(h.data.byteLength+e.byteLength);p.set(h.data,0),p.set(e,h.data.byteLength),h.data=p}}return l.naluState=u,c},e.prototype.discardEPB=function(e){for(var t,r,i=e.byteLength,a=[],n=1;n<i-2;)0===e[n]&&0===e[n+1]&&3===e[n+2]?(a.push(n+2),n+=2):n++;if(0===a.length)return e;r=new Uint8Array(t=i-a.length);var s=0;for(n=0;n<t;s++,n++)s===a[0]&&(s++,a.shift()),r[n]=e[s];return r},e.prototype._parseAACPES=function(e){var t,r,a,s,o,d=this._audioTrack,c=e.data,f=e.pts,h=this.aacOverFlow,p=this.aacLastPTS;if(h){var g=new Uint8Array(h.byteLength+c.byteLength);g.set(h,0),g.set(c,h.byteLength),c=g}for(a=0,o=c.length;a<o-1&&!i.isHeader(c,a);a++);if(a){var v=void 0,m=void 0;if(a<o-1?(v="AAC PES did not start with ADTS header,offset:"+a,m=!1):(v="no ADTS header found in AAC PES",m=!0),l.logger.warn("parsing error:"+v),this.observer.trigger(n.default.ERROR,{type:u.ErrorTypes.MEDIA_ERROR,details:u.ErrorDetails.FRAG_PARSING_ERROR,fatal:m,reason:v}),m)return}if(i.initTrackConfig(d,this.observer,c,a,this.audioCodec),r=0,t=i.getFrameDuration(d.samplerate),h&&p){var y=p+t;Math.abs(y-f)>1&&(l.logger.log("AAC: align PTS for overlapping frames by "+Math.round((y-f)/90)),f=y)}for(;a<o;)if(i.isHeader(c,a)&&a+5<o){var E=i.appendFrame(d,c,a,f,r);if(E)a+=E.length,s=E.sample.pts,r++;else break}else a++;h=a<o?c.subarray(a,o):null,this.aacOverFlow=h,this.aacLastPTS=s},e.prototype._parseMPEGPES=function(e){for(var t=e.data,r=t.length,i=0,n=0,s=e.pts;n<r;)if(a.default.isHeader(t,n)){var o=a.default.appendFrame(this._audioTrack,t,n,s,i);if(o)n+=o.length,i++;else break}else n++},e.prototype._parseID3PES=function(e){this._id3Track.samples.push(e)},e}();t.default=c},

1"./src/errors.js":function(e,t,r){"use strict";Object.defineProperty(t,"__esModule",{value:!0}),t.ErrorTypes={NETWORK_ERROR:"networkError",MEDIA_ERROR:"mediaError",KEY_SYSTEM_ERROR:"keySystemError",MUX_ERROR:"muxError",OTHER_ERROR:"otherError"},t.ErrorDetails={KEY_SYSTEM_NO_KEYS:"keySystemNoKeys",KEY_SYSTEM_NO_ACCESS:"keySystemNoAccess",KEY_SYSTEM_NO_SESSION:"keySystemNoSession",KEY_SYSTEM_LICENSE_REQUEST_FAILED:"keySystemLicenseRequestFailed",MANIFEST_LOAD_ERROR:"manifestLoadError",MANIFEST_LOAD_TIMEOUT:"manifestLoadTimeOut",MANIFEST_PARSING_ERROR:"manifestParsingError",MANIFEST_INCOMPATIBLE_CODECS_ERROR:"manifestIncompatibleCodecsError",LEVEL_LOAD_ERROR:"levelLoadError",LEVEL_LOAD_TIMEOUT:"levelLoadTimeOut",LEVEL_SWITCH_ERROR:"levelSwitchError",AUDIO_TRACK_LOAD_ERROR:"audioTrackLoadError",AUDIO_TRACK_LOAD_TIMEOUT:"audioTrackLoadTimeOut",FRAG_LOAD_ERROR:"fragLoadError",FRAG_LOAD_TIMEOUT:"fragLoadTimeOut",FRAG_DECRYPT_ERROR:"fragDecryptError",FRAG_PARSING_ERROR:"fragParsingError",REMUX_ALLOC_ERROR:"remuxAllocError",KEY_LOAD_ERROR:"keyLoadError",KEY_LOAD_TIMEOUT:"keyLoadTimeOut",BUFFER_ADD_CODEC_ERROR:"bufferAddCodecError",BUFFER_APPEND_ERROR:"bufferAppendError",BUFFER_APPENDING_ERROR:"bufferAppendingError",BUFFER_STALLED_ERROR:"bufferStalledError",BUFFER_FULL_ERROR:"bufferFullError",BUFFER_SEEK_OVER_HOLE:"bufferSeekOverHole",BUFFER_NUDGE_ON_STALL:"bufferNudgeOnStall",INTERNAL_EXCEPTION:"internalException"}},

1"./src/event-handler.js":function(e,t,r){"use strict";Object.defineProperty(t,"__esModule",{value:!0});var i=r("./src/utils/logger.js"),a=r("./src/errors.js"),n=r("./src/events.js"),s={hlsEventGeneric:!0,hlsHandlerDestroying:!0,hlsHandlerDestroyed:!0},o=function(){function e(e){for(var t=[],r=1;r<arguments.length;r++)t[r-1]=arguments[r];this.hls=e,this.onEvent=this.onEvent.bind(this),this.handledEvents=t,this.useGenericHandler=!0,this.registerListeners()}return e.prototype.destroy=function(){this.onHandlerDestroying(),this.unregisterListeners(),this.onHandlerDestroyed()},e.prototype.onHandlerDestroying=function(){},e.prototype.onHandlerDestroyed=function(){},e.prototype.isEventHandler=function(){return"object"==typeof this.handledEvents&&this.handledEvents.length&&"function"==typeof this.onEvent},e.prototype.registerListeners=function(){this.isEventHandler()&&this.handledEvents.forEach(function(e){if(s[e])throw Error("Forbidden event-name: "+e);this.hls.on(e,this.onEvent)},this)},e.prototype.unregisterListeners=function(){this.isEventHandler()&&this.handledEvents.forEach(function(e){this.hls.off(e,this.onEvent)},this)},e.prototype.onEvent=function(e,t){this.onEventGeneric(e,t)},e.prototype.onEventGeneric=function(e,t){try{(function(e,t){var r="on"+e.replace("hls","");if("function"!=typeof this[r])throw Error("Event "+e+" has no generic handler in this "+this.constructor.name+" class (tried "+r+")");return this[r].bind(this,t)}).call(this,e,t).call()}catch(t){i.logger.error("An internal error happened while handling event "+e+'. Error message: "'+t.message+'". Here is a stacktrace:',t),this.hls.trigger(n.default.ERROR,{type:a.ErrorTypes.OTHER_ERROR,details:a.ErrorDetails.INTERNAL_EXCEPTION,fatal:!1,event:e,err:t})}},e}();t.default=o},

1"./src/events.js":function(e,t,r){"use strict";Object.defineProperty(t,"__esModule",{value:!0}),t.default={MEDIA_ATTACHING:"hlsMediaAttaching",MEDIA_ATTACHED:"hlsMediaAttached",MEDIA_DETACHING:"hlsMediaDetaching",MEDIA_DETACHED:"hlsMediaDetached",BUFFER_RESET:"hlsBufferReset",BUFFER_CODECS:"hlsBufferCodecs",BUFFER_CREATED:"hlsBufferCreated",BUFFER_APPENDING:"hlsBufferAppending",BUFFER_APPENDED:"hlsBufferAppended",BUFFER_EOS:"hlsBufferEos",BUFFER_FLUSHING:"hlsBufferFlushing",BUFFER_FLUSHED:"hlsBufferFlushed",MANIFEST_LOADING:"hlsManifestLoading",MANIFEST_LOADED:"hlsManifestLoaded",MANIFEST_PARSED:"hlsManifestParsed",LEVEL_SWITCHING:"hlsLevelSwitching",LEVEL_SWITCHED:"hlsLevelSwitched",LEVEL_LOADING:"hlsLevelLoading",LEVEL_LOADED:"hlsLevelLoaded",LEVEL_UPDATED:"hlsLevelUpdated",LEVEL_PTS_UPDATED:"hlsLevelPtsUpdated",AUDIO_TRACKS_UPDATED:"hlsAudioTracksUpdated",AUDIO_TRACK_SWITCHING:"hlsAudioTrackSwitching",AUDIO_TRACK_SWITCHED:"hlsAudioTrackSwitched",AUDIO_TRACK_LOADING:"hlsAudioTrackLoading",AUDIO_TRACK_LOADED:"hlsAudioTrackLoaded",SUBTITLE_TRACKS_UPDATED:"hlsSubtitleTracksUpdated",SUBTITLE_TRACK_SWITCH:"hlsSubtitleTrackSwitch",SUBTITLE_TRACK_LOADING:"hlsSubtitleTrackLoading",SUBTITLE_TRACK_LOADED:"hlsSubtitleTrackLoaded",SUBTITLE_FRAG_PROCESSED:"hlsSubtitleFragProcessed",INIT_PTS_FOUND:"hlsInitPtsFound",FRAG_LOADING:"hlsFragLoading",FRAG_LOAD_PROGRESS:"hlsFragLoadProgress",FRAG_LOAD_EMERGENCY_ABORTED:"hlsFragLoadEmergencyAborted",FRAG_LOADED:"hlsFragLoaded",FRAG_DECRYPTED:"hlsFragDecrypted",FRAG_PARSING_INIT_SEGMENT:"hlsFragParsingInitSegment",FRAG_PARSING_USERDATA:"hlsFragParsingUserdata",FRAG_PARSING_METADATA:"hlsFragParsingMetadata",FRAG_PARSING_DATA:"hlsFragParsingData",FRAG_PARSED:"hl

1sFragParsed",FRAG_BUFFERED:"hlsFragBuffered",FRAG_CHANGED:"hlsFragChanged",FPS_DROP:"hlsFpsDrop",FPS_DROP_LEVEL_CAPPING:"hlsFpsDropLevelCapping",ERROR:"hlsError",DESTROYING:"hlsDestroying",KEY_LOADING:"hlsKeyLoading",KEY_LOADED:"hlsKeyLoaded",STREAM_STATE_TRANSITION:"hlsStreamStateTransition"}},

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1"./src/loader/fragment-loader.js":function(e,t,r){"use strict";(function(e){var i,a=this&&this.__extends||(i=Object.setPrototypeOf||({__proto__:[]})instanceof Array&&function(e,t){e.__proto__=t}||function(e,t){for(var r in t)t.hasOwnProperty(r)&&(e[r]=t[r])},function(e,t){function r(){this.constructor=e}i(e,t),e.prototype=null===t?Object.create(t):(r.prototype=t.prototype,new r)});Object.defineProperty(t,"__esModule",{value:!0});var n=r("./src/events.js"),s=r("./src/event-handler.js"),o=r("./src/errors.js"),l=r("./src/utils/logger.js"),u=function(t){function r(e){var r=t.call(this,e,n.default.FRAG_LOADING)||this;return r.loaders={},r}return a(r,t),r.prototype.destroy=function(){var e=this.loaders;for(var r in e){var i=e[r];i&&i.destroy()}this.loaders={},t.prototype.destroy.call(this)},r.prototype.onFragLoading=function(t){var r,i,a,n=t.frag,s=n.type,o=this.loaders,u=this.hls.config,d=u.fLoader,c=u.loader;n.loaded=0;var f=o[s];f&&(l.logger.warn("abort previous fragment loader for type: "+s),f.abort()),f=o[s]=n.loader=u.fLoader?new d(u):new c(u),r={url:n.url,frag:n,responseType:"arraybuffer",progressData:!1};var h=n.byteRangeStartOffset,p=n.byteRangeEndOffset;e.isFinite(h)&&e.isFinite(p)&&(r.rangeStart=h,r.rangeEnd=p),i={timeout:u.fragLoadingTimeOut,maxRetry:0,retryDelay:0,maxRetryDelay:u.fragLoadingMaxRetryTimeout},a={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this),onProgress:this.loadprogress.bind(this)},f.load(r,i,a)},r.prototype.loadsuccess=function(e,t,r,i){void 0===i&&(i=null);var a=e.data,s=r.frag;s.loader=void 0,this.loaders[s.type]=void 0,this.hls.trigger(n.default.FRAG_LOADED,{payload:a,frag:s,stats:t,networkDetails:i})},r.prototype.loaderror=function(e,t,r){void 0===r&&(r=null);var i=t.frag,a=i.loader;a&&a.abort(),this.loaders[i.type]=void 0,this.hls.trigger(n.default.ERROR,{type:o.ErrorTypes.NETWORK_ERROR,details:o.ErrorDetails.FRAG_LOAD_ERROR,fatal:!1,frag:t.frag,response:e,networkDetails:r})},r.prototype.loadtimeout=function(e,t,r){void 0===r&&(r=null);var i=t.frag,a=i.loader;a&&a.abort(),this.loaders[i.type]=void 0,this.hls.trigger(n.default.ERROR,{type:o.ErrorTypes.NETWORK_ERROR,details:o.ErrorDetails.FRAG_LOAD_TIMEOUT,fatal:!1,frag:t.frag,networkDetails:r})},r.prototype.loadprogress=function(e,t,r,i){void 0===i&&(i=null);var a=t.frag;a.loaded=e.loaded,this.hls.trigger(n.default.FRAG_LOAD_PROGRESS,{frag:a,stats:e,networkDetails:i})},r}(s.default);t.default=u}).call(this,r("./src/polyfills/number.js").Number)},

1"./src/loader/fragment.js":function(e,t,r){"use strict";(function(e){Object.defineProperty(t,"__esModule",{value:!0});var i=r("./node_modules/url-toolkit/src/url-toolkit.js"),a=r("./src/loader/level-key.js"),n=function(){function t(){var e;this._url=null,this._byteRange=null,this._decryptdata=null,this.tagList=[],this.programDateTime=null,this.rawProgramDateTime=null,this._elementaryStreams=((e={})[t.ElementaryStreamTypes.AUDIO]=!1,e[t.ElementaryStreamTypes.VIDEO]=!1,e)}return Object.defineProperty(t,"ElementaryStreamTypes",{get:function(){return{AUDIO:"audio",VIDEO:"video"}},enumerable:!0,configurable:!0}),Object.defineProperty(t.prototype,"url",{get:function(){return!this._url&&this.relurl&&(this._url=i.buildAbsoluteURL(this.baseurl,this.relurl,{alwaysNormalize:!0})),this._url},set:function(e){this._url=e},enumerable:!0,configurable:!0}),Object.defineProperty(t.prototype,"byteRange",{get:function(){if(!this._byteRange&&!this.rawByteRange)return[];if(this._byteRange)return this._byteRange;var e=[];if(this.rawByteRange){var t=this.rawByteRange.split("@",2);if(1===t.length){var r=this.lastByteRangeEndOffset;e[0]=r||0}else e[0]=parseInt(t[1]);e[1]=parseInt(t[0])+e[0],this._byteRange=e}return e},enumerable:!0,configurable:!0}),Object.defineProperty(t.prototype,"byteRangeStartOffset",{get:function(){return this.byteRange[0]},enumerable:!0,configurable:!0}),Object.defineProperty(t.prototype,"byteRangeEndOffset",{get:function(){return this.byteRange[1]},enumerable:!0,configurable:!0}),Object.defineProperty(t.prototype,"decryptdata",{get:function(){return this._decryptdata||(this._decryptdata=this.fragmentDecryptdataFromLevelkey(this.levelkey,this.sn)),this._decryptdata},enumerable:!0,configurable:!0}),Object.defineProperty(t.prototype,"endProgramDateTime",{get:function(){if(!e.isFinite(this.programDateTime))return null;var t=e.isFinite(this.duration)?this.duration:0;return this.programDateTime+1e3*t},enumerable:!0,configurable:!0}),Object.defineProperty(t.prototype,"encrypted",{get:function(){return!!(this.decryptdata&&null!==this.decryptdata.uri&&null===this.decryptdata.key)},enumerable:!0,configurable:!0}),t.prototype.addElementaryStream=function(e){this._elementaryStreams[e]=!0},t.prototype.hasElementaryStream=function(e){return!0===this._elementaryStreams[e]},t.prototype.createInitializationVector=function(e){for(var t=new Uint8Array(16),r=12;r<16;r++)t[r]=e>>8*(15-r)&255;return t},t.prototype.fragmentDecryptdataFromLevelkey=function(e,t){var r=e;return e&&e.method&&e.uri&&!e.iv&&((r=new a.default).method=e.method,r.baseuri=e.baseuri,r.reluri=e.reluri,r.iv=this.createInitializationVector(t)),r},t}();t.default=n}).call(this,r("./src/polyfills/number.js").Number)},

1"./src/loader/key-loader.js":function(e,t,r){"use strict";var i,a=this&&this.__extends||(i=Object.setPrototypeOf||({__proto__:[]})instanceof Array&&function(e,t){e.__proto__=t}||function(e,t){for(var r in t)t.hasOwnProperty(r)&&(e[r]=t[r])},function(e,t){function r(){this.constructor=e}i(e,t),e.prototype=null===t?Object.create(t):(r.prototype=t.prototype,new r)});Object.defineProperty(t,"__esModule",{value:!0});var n=r("./src/events.js"),s=r("./src/event-handler.js"),o=r("./src/errors.js"),l=r("./src/utils/logger.js"),u=function(e){function t(t){var r=e.call(this,t,n.default.KEY_LOADING)||this;return r.loaders={},r.decryptkey=null,r.decrypturl=null,r}return a(t,e),t.prototype.destroy=function(){for(var e in this.loaders){var t=this.loaders[e];t&&t.destroy()}this.loaders={},s.default.prototype.destroy.call(this)},t.prototype.onKeyLoading=function(e){var t=e.frag,r=t.type,i=this.loaders[r],a=t.decryptdata,s=a.uri;if(s!==this.decrypturl||null===this.decryptkey){var o=this.hls.config;i&&(l.logger.warn("abort previous key loader for type:"+r),i.abort()),t.loader=this.loaders[r]=new o.loader(o),this.decrypturl=s,this.decryptkey=null;var u=void 0,d=void 0,c=void 0;u={url:s,frag:t,responseType:"arraybuffer"},d={timeout:o.fragLoadingTimeOut,maxRetry:0,retryDelay:o.fragLoadingRetryDelay,maxRetryDelay:o.fragLoadingMaxRetryTimeout},c={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this)},t.loader.load(u,d,c)}else this.decryptkey&&(a.key=this.decryptkey,this.hls.trigger(n.default.KEY_LOADED,{frag:t}))},t.prototype.loadsuccess=function(e,t,r){var i=r.frag;this.decryptkey=i.decryptdata.key=new Uint8Array(e.data),i.loader=void 0,this.loaders[i.type]=void 0,this.hls.trigger(n.default.KEY_LOADED,{frag:i})},t.prototype.loaderror=function(e,t){var r=t.frag,i=r.loader;i&&i.abort(),this.loaders[t.type]=void 0,this.hls.trigger(n.default.ERROR,{type:o.ErrorTypes.NETWORK_ERROR,details:o.ErrorDetails.KEY_LOAD_ERROR,fatal:!1,frag:r,response:e})},t.prototype.loadtimeout=function(e,t){var r=t.frag,i=r.loader;i&&i.abort(),this.loaders[t.type]=void 0,this.hls.trigger(n.default.ERROR,{type:o.ErrorTypes.NETWORK_ERROR,details:o.ErrorDetails.KEY_LOAD_TIMEOUT,fatal:!1,frag:r})},t}(s.default);t.default=u},

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r,i,a,n=[],s=[];for(r=0;r<t.sps.length;r++)a=(i=t.sps[r]).byteLength,n.push(a>>>8&255),n.push(255&a),n=n.concat(Array.prototype.slice.call(i));for(r=0;r<t.pps.length;r++)a=(i=t.pps[r]).byteLength,s.push(a>>>8&255),s.push(255&a),s=s.concat(Array.prototype.slice.call(i));var o=e.box(e.types.avcC,new Uint8Array([1,n[3],n[4],n[5],255,224|t.sps.length].concat(n).concat([t.pps.length]).concat(s))),l=t.width,u=t.height,d=t.pixelRatio[0],c=t.pixelRatio[1];return e.box(e.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,l>>8&255,255&l,u>>8&255,255&u,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]),o,e.box(e.types.btrt,new Uint8Array([0,28,156,128,0,45,198,192,0,45,198,192])),e.box(e.types.pasp,new Uint8Array([d>>24,d>>16&255,d>>8&255,255&d,c>>24,c>>16&255,c>>8&255,255&c])))},e.esds=function(e){var 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]))},e.mp4a=function(t){var r=t.samplerate;return e.box(e.types.mp4a,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,t.channelCount,0,16,0,0,0,0,r>>8&255,255&r,0,0]),e.box(e.types.esds,e.esds(t)))},e.mp3=function(t){var r=t.samplerate;return e.box(e.types[".mp3"],new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,t.channelCount,0,16,0,0,0,0,r>>8&255,255&r,0,0]))},e.stsd=function(t){return"audio"!==t.type?e.box(e.types.stsd,e.STSD,e.avc1(t)):t.isAAC||"mp3"!==t.codec?e.box(e.types.stsd,e.STSD,e.mp4a(t)):e.box(e.types.stsd,e.STSD,e.mp3(t))},e.tkhd=function(t){var r=t.id,i=t.duration*t.timescale,a=t.width,n=t.height,s=Math.floor(i/4294967296),o=Math.floor(i%4294967296);return e.box(e.types.tkhd,new 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1,e.trun=function(t,r){var i,a,n,s,o,l,u=t.samples||[],d=u.length,c=12+16*d,f=new Uint8Array(c);for(r+=8+c,f.set([0,0,15,1,d>>>24&255,d>>>16&255,d>>>8&255,255&d,r>>>24&255,r>>>16&255,r>>>8&255,255&r],0),i=0;i<d;i++)n=(a=u[i]).duration,s=a.size,o=a.flags,l=a.cts,f.set([n>>>24&255,n>>>16&255,n>>>8&255,255&n,s>>>24&255,s>>>16&255,s>>>8&255,255&s,o.isLeading<<2|o.dependsOn,o.isDependedOn<<6|o.hasRedundancy<<4|o.paddingValue<<1|o.isNonSync,61440&o.degradPrio,15&o.degradPrio,l>>>24&255,l>>>16&255,l>>>8&255,255&l],12+16*i);return e.box(e.types.trun,f)},e.initSegment=function(t){e.types||e.init();var r,i=e.moov(t);return(r=new Uint8Array(e.FTYP.byteLength+i.byteLength)).set(e.FTYP),r.set(i,e.FTYP.byteLength),r},e}();t.default=i},

1"./src/remux/mp4-remuxer.js":function(e,t,r){"use strict";Object.defineProperty(t,"__esModule",{value:!0});var i=r("./src/remux/aac-helper.js"),a=r("./src/remux/mp4-generator.js"),n=r("./src/events.js"),s=r("./src/errors.js"),o=r("./src/utils/logger.js"),l=function(){function e(e,t,r,i){this.observer=e,this.config=t,this.typeSupported=r;var a=navigator.userAgent;this.isSafari=i&&i.indexOf("Apple")>-1&&a&&!a.match("CriOS"),this.ISGenerated=!1}return e.prototype.destroy=function(){},e.prototype.resetTimeStamp=function(e){this._initPTS=this._initDTS=e},e.prototype.resetInitSegment=function(){this.ISGenerated=!1},e.prototype.remux=function(e,t,r,i,a,s,l){if(this.ISGenerated||this.generateIS(e,t,a),this.ISGenerated){var u=e.samples.length,d=t.samples.length,c=a,f=a;if(u&&d){var h=(e.samples[0].pts-t.samples[0].pts)/t.inputTimeScale;c+=Math.max(0,h),f+=Math.max(0,-h)}if(u){e.timescale||(o.logger.warn("regenerate InitSegment as audio detected"),this.generateIS(e,t,a));var p=this.remuxAudio(e,c,s,l);if(d){var g=void 0;p&&(g=p.endPTS-p.startPTS),t.timescale||(o.logger.warn("regenerate InitSegment as video detected"),this.generateIS(e,t,a)),this.remuxVideo(t,f,s,g,l)}}else if(d){var v=this.remuxVideo(t,f,s,0,l);v&&e.codec&&this.remuxEmptyAudio(e,c,s,v)}}r.samples.length&&this.remuxID3(r,a),i.samples.length&&this.remuxText(i,a),this.observer.trigger(n.default.FRAG_PARSED)},e.prototype.generateIS=function(e,t,r){var i,l,u=this.observer,d=e.samples,c=t.samples,f=this.typeSupported,h="audio/mp4",p={},g=void 0===this._initPTS;if(g&&(i=l=1/0),e.config&&d.length&&(e.timescale=e.samplerate,o.logger.log("audio sampling rate : "+e.samplerate),!e.isAAC&&(f.mpeg?(h="audio/mpeg",e.codec=""):f.mp3&&(e.codec="mp3")),p.audio={container:h,codec:e.codec,initSegment:!e.isAAC&&f.mpeg?new Uint8Array:a.default.initSegment([e]),metadata:{channelCount:e.channelCount}},g&&(i=l=d[0].pts-e.inputTimeScale*r)),t.sps&&t.pps&&c.length){var v=t.inputTimeScale;t.timescale=v,p.video={container:"video/mp4",codec:t.codec,initSegment:a.default.initSegment([t]),metadata:{width:t.width,height:t.height}},g&&(i=Math.min(i,c[0].pts-v*r),l=Math.min(l,c[0].dts-v*r),this.observer.trigger(n.default.INIT_PTS_FOUND,{initPTS:i}))}Object.keys(p).length?(u.trigger(n.default.FRAG_PARSING_INIT_SEGMENT,{tracks:p}),this.ISGenerated=!0,g&&(this._initPTS=i,this._initDTS=l)):u.trigger(n.default.ERROR,{type:s.ErrorTypes.MEDIA_ERROR,details:s.ErrorDetails.FRAG_PARSING_ERROR,fatal:!1,reason:"no audio/video samples found"})},e.prototype.remuxVideo=function(e,t,r,i,l){var u,d,c,f,h,p,g,v=8,m=e.timescale,y=e.samples,E=[],_=y.length,T=this._PTSNormalize,S=this._initPTS,b=this.nextAvcDts,A=this.isSafari;if(0!==_){A&&(r|=y.length&&b&&(l&&.1>Math.abs(t-b/m)||Math.abs(y[0].pts-b-S)<m/5)),r||(b=t*m),y.forEach(function(e){e.pts=T(e.pts-S,b),e.dts=T(e.dts-S,b)}),y.sort(function(e,t){var r=e.dts-t.dts,i=e.pts-t.pts;return r||i||e.id-t.id});var R=y.reduce(function(e,t){return Math.max(Math.min(e,t.pts-t.dts),-18e3)},0);if(R<0){o.logger.warn("PTS < DTS detected in video samples, shifting DTS by "+Math.round(R/90)+" ms to overcome this issue");for(var D=0;D<y.length;D++)y[D].dts+=R}var L=y[0];h=Math.max(L.dts,0),f=Math.max(L.pts,0);var O=Math.round((h-b)/90);r&&O&&(O>1?o.logger.log("AVC:"+O+" ms hole between fragments detected,filling it"):O<-1&&o.logger.log("AVC:"+-O+" ms overlapping between fragments detected"),h=b,y[0].dts=h,f=Math.max(f-O,b),y[0].pts=f,o.logger.log("Video/PTS/DTS adjusted: "+Math.round(f/90)+"/"+Math.round(h/90)+",delta:"+O+" ms")),g=Math.max((L=y[y.length-1]).dts,0),p=Math.max(L.pts,0,g),A&&(u=Math.round((g-h)/(y.length-1)));for(var w=0,I=0,D=0;D<_;D++){for(var k=y[D],P=k.units,C=P.length,x=0,F=0;F<C;F++)x+=P[F].data.length;I+=x,w+=C,k.length=x,A?k.dts=h+D*u:k.dts=Math.max(k.dts,h),k.pts=Math.max(k.pts,k.dts)}var M=I+4*w+8;try{d=new Uint8Array(M)}catch(e){this.observer.trigger(n.default.ERROR,{type:s.ErrorTypes.MUX_ERROR,details:s.ErrorDetails.REMUX_ALLOC_ERROR,fatal:!1,bytes:M,reason:"fail allocating video mdat "+M});return}var N=new DataView(d.buffer);N.setUint32(0,M),d.set(a.default.types.mdat,4);for(var D=0;D<_;D++){for(var j=y[D],U=j.units,B=0,G=void 0,F=0,C=U.length;F<C;F++){var K=U[F],H=K.data,V=K.data.byteLength;N.setUint32(v,V),v+=4,d.set(H,v),v+=V,B+=4+V}if(A)G=Math.max(0,u*Math.round((j.pts-j.dts)/u));else{if(D<_-1)u=y[D+1].dts-j.dts;else{var W=this.config,Y=j.dts-y[D>0?D-1:D].dts;if(W.stretchShortVideoTrack){var q=Math.floor(W.maxBufferHole*m),X=(i?f+i*m:this.nextAudioPts)-j.pts;X>q?((u=X-Y)<0&&(u=Y),o.logger.log("It is approximately "+X/90+" ms to the next segment; using duration "+u/90+" ms for the last video frame.")):u=Y}else u=Y}G=Math.round(j.pts-j.dts)}E.push({size:B,duration:u,cts:G,flags:{isLeading:0,isDependedOn:0,hasRedundancy:0,degradPrio:0,dependsOn:j.key?2:1,isNonSync:j.key?0:1}})}this.nextAvcDts=g+u;var z=e.dropped;

1if(e.len=0,e.nbNalu=0,e.dropped=0,E.length&&navigator.userAgent.toLowerCase().indexOf("chrome")>-1){var Q=E[0].flags;Q.dependsOn=2,Q.isNonSync=0}e.samples=E,c=a.default.moof(e.sequenceNumber++,h,e),e.samples=[];var $={data1:c,data2:d,startPTS:f/m,endPTS:(p+u)/m,startDTS:h/m,endDTS:this.nextAvcDts/m,type:"video",hasAudio:!1,hasVideo:!0,nb:E.length,dropped:z};return this.observer.trigger(n.default.FRAG_PARSING_DATA,$),$}},e.prototype.remuxAudio=function(e,t,r,l){var u,d,c,f,h,p,g,v=e.inputTimeScale,m=v/e.timescale,y=(e.isAAC?1024:1152)*m,E=this._PTSNormalize,_=this._initPTS,T=!e.isAAC&&this.typeSupported.mpeg,S=e.samples,b=[],A=this.nextAudioPts;if(r|=S.length&&A&&(l&&.1>Math.abs(t-A/v)||Math.abs(S[0].pts-A-_)<20*y),S.forEach(function(e){e.pts=e.dts=E(e.pts-_,t*v)}),0!==(S=S.filter(function(e){return e.pts>=0})).length){if(r||(A=l?t*v:S[0].pts),e.isAAC)for(var R=this.config.maxAudioFramesDrift,D=0,L=A;D<S.length;){var O,w=S[D],I=w.pts,k=Math.abs(1e3*(O=I-L)/v);if(O<=-R*y)o.logger.warn("Dropping 1 audio frame @ "+(L/v).toFixed(3)+"s due to "+Math.round(k)+" ms overlap."),S.splice(D,1),e.len-=w.unit.length;else if(O>=R*y&&k<1e4&&L){var P=Math.round(O/y);o.logger.warn("Injecting "+P+" audio frame @ "+(L/v).toFixed(3)+"s due to "+Math.round(1e3*O/v)+" ms gap.");for(var C=0;C<P;C++){var x=Math.max(L,0);(c=i.default.getSilentFrame(e.manifestCodec||e.codec,e.channelCount))||(o.logger.log("Unable to get silent frame for given audio codec; duplicating last frame instead."),c=w.unit.subarray()),S.splice(D,0,{unit:c,pts:x,dts:x}),e.len+=c.length,L+=y,D++}w.pts=w.dts=L,L+=y,D++}else w.pts=w.dts=L,L+=y,D++}for(var C=0,F=S.length;C<F;C++){var M=S[C],N=M.unit,I=M.pts;if(void 0!==g)d.duration=Math.round((I-g)/m);else{var j=Math.round(1e3*(I-A)/v),U=0;if(r&&e.isAAC&&j){if(j>0&&j<1e4)U=Math.round((I-A)/y),o.logger.log(j+" ms hole between AAC samples detected,filling it"),U>0&&((c=i.default.getSilentFrame(e.manifestCodec||e.codec,e.channelCount))||(c=N.subarray()),e.len+=U*c.length);else if(j<-12){o.logger.log("drop overlapping AAC sample, expected/parsed/delta:"+(A/v).toFixed(3)+"s/"+(I/v).toFixed(3)+"s/"+-j+"ms"),e.len-=N.byteLength;continue}I=A}if(p=I,!(e.len>0))return;var B=T?e.len:e.len+8;u=T?0:8;try{f=new Uint8Array(B)}catch(e){this.observer.trigger(n.default.ERROR,{type:s.ErrorTypes.MUX_ERROR,details:s.ErrorDetails.REMUX_ALLOC_ERROR,fatal:!1,bytes:B,reason:"fail allocating audio mdat "+B});return}T||(new DataView(f.buffer).setUint32(0,B),f.set(a.default.types.mdat,4));for(var D=0;D<U;D++)(c=i.default.getSilentFrame(e.manifestCodec||e.codec,e.channelCount))||(o.logger.log("Unable to get silent frame for given audio codec; duplicating this frame instead."),c=N.subarray()),f.set(c,u),u+=c.byteLength,d={size:c.byteLength,cts:0,duration:1024,flags:{isLeading:0,isDependedOn:0,hasRedundancy:0,degradPrio:0,dependsOn:1}},b.push(d)}f.set(N,u);var G=N.byteLength;u+=G,d={size:G,cts:0,duration:0,flags:{isLeading:0,isDependedOn:0,hasRedundancy:0,degradPrio:0,dependsOn:1}},b.push(d),g=I}var K=0,H=b.length;if(H>=2&&(K=b[H-2].duration,d.duration=K),H){this.nextAudioPts=A=g+m*K,e.len=0,e.samples=b,h=T?new Uint8Array:a.default.moof(e.sequenceNumber++,p/m,e),e.samples=[];var V=p/v,W=A/v,Y={data1:h,data2:f,startPTS:V,endPTS:W,startDTS:V,endDTS:W,type:"audio",hasAudio:!0,hasVideo:!1,nb:H};return this.observer.trigger(n.default.FRAG_PARSING_DATA,Y),Y}return null}},e.prototype.remuxEmptyAudio=function(e,t,r,a){var n=e.inputTimeScale,s=e.samplerate?e.samplerate:n,l=this.nextAudioPts,u=(void 0!==l?l:a.startDTS*n)+this._initDTS,d=a.endDTS*n+this._initDTS,c=n/s*1024,f=Math.ceil((d-u)/c),h=i.default.getSilentFrame(e.manifestCodec||e.codec,e.channelCount);if(o.logger.warn("remux empty Audio"),!h){o.logger.trace("Unable to remuxEmptyAudio since we were unable to get a silent frame for given audio codec!");return}for(var p=[],g=0;g<f;g++){var v=u+g*c;p.push({unit:h,pts:v,dts:v}),e.len+=h.length}e.samples=p,this.remuxAudio(e,t,r)},e.prototype.remuxID3=function(e){var t,r=e.samples.length,i=e.inputTimeScale,a=this._initPTS,s=this._initDTS;if(r){for(var o=0;o<r;o++)(t=e.samples[o]).pts=(t.pts-a)/i,t.dts=(t.dts-s)/i;this.observer.trigger(n.default.FRAG_PARSING_METADATA,{samples:e.samples})}e.samples=[]},e.prototype.remuxText=function(e){e.samples.sort(function(e,t){return e.pts-t.pts});var t,r=e.samples.length,i=e.inputTimeScale,a=this._initPTS;if(r){for(var s=0;s<r;s++)(t=e.samples[s]).pts=(t.pts-a)/i;this.observer.trigger(n.default.FRAG_PARSING_USERDATA,{samples:e.samples})}e.samples=[]},e.prototype._PTSNormalize=function(e,t){var r;if(void 0===t)return e;for(r=t<e?-8589934592:8589934592;Math.abs(e-t)>4294967296;)e+=r;return e},e}();t.default=l},

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1"./src/utils/binary-search.js":function(e,t,r){"use strict";Object.defineProperty(t,"__esModule",{value:!0}),t.default={search:function(e,t){for(var r=0,i=e.length-1,a=null,n=null;r<=i;){var s=t(n=e[a=(r+i)/2|0]);if(s>0)r=a+1;else{if(!(s<0))return n;i=a-1}}return null}}},

1"./src/utils/buffer-helper.js":function(e,t,r){"use strict";Object.defineProperty(t,"__esModule",{value:!0});var i=function(){function e(){}return e.isBuffered=function(e,t){try{if(e){for(var r=e.buffered,i=0;i<r.length;i++)if(t>=r.start(i)&&t<=r.end(i))return!0}}catch(e){}return!1},e.bufferInfo=function(e,t,r){try{if(e){var i=e.buffered,a=[],n=void 0;for(n=0;n<i.length;n++)a.push({start:i.start(n),end:i.end(n)});return this.bufferedInfo(a,t,r)}}catch(e){}return{len:0,start:t,end:t,nextStart:void 0}},e.bufferedInfo=function(e,t,r){var i,a,n,s,o,l=[];for(e.sort(function(e,t){return e.start-t.start||t.end-e.end}),o=0;o<e.length;o++){var u=l.length;if(u){var d=l[u-1].end;e[o].start-d<r?e[o].end>d&&(l[u-1].end=e[o].end):l.push(e[o])}else l.push(e[o])}for(o=0,i=0,a=n=t;o<l.length;o++){var c=l[o].start,f=l[o].end;if(t+r>=c&&t<f)a=c,i=(n=f)-t;else if(t+r<c){s=c;break}}return{len:i,start:a,end:n,nextStart:s}},e}();t.BufferHelper=i},

1"./src/utils/cea-608-parser.js":function(e,t,r){"use strict";Object.defineProperty(t,"__esModule",{value:!0});var i={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},a=function(e){var t=e;return i.hasOwnProperty(e)&&(t=i[e]),String.fromCharCode(t)},n={17:1,18:3,21:5,22:7,23:9,16:11,19:12,20:14},s={17:2,18:4,21:6,22:8,23:10,19:13,20:15},o={25:1,26:3,29:5,30:7,31:9,24:11,27:12,28:14},l={25:2,26:4,29:6,30:8,31:10,27:13,28:15},u=["white","green","blue","cyan","red","yellow","magenta","black","transparent"],d={verboseFilter:{DATA:3,DEBUG:3,INFO:2,WARNING:2,TEXT:1,ERROR:0},time:null,verboseLevel:0,setTime:function(e){this.time=e},log:function(e,t){this.verboseFilter[e],this.verboseLevel}},c=function(e){for(var t=[],r=0;r<e.length;r++)t.push(e[r].toString(16));return t},f=function(){function e(e,t,r,i,a){this.foreground=e||"white",this.underline=t||!1,this.italics=r||!1,this.background=i||"black",this.flash=a||!1}return e.prototype.reset=function(){this.foreground="white",this.underline=!1,this.italics=!1,this.background="black",this.flash=!1},e.prototype.setStyles=function(e){for(var t=["foreground","underline","italics","background","flash"],r=0;r<t.length;r++){var i=t[r];e.hasOwnProperty(i)&&(this[i]=e[i])}},e.prototype.isDefault=function(){return"white"===this.foreground&&!this.underline&&!this.italics&&"black"===this.background&&!this.flash},e.prototype.equals=function(e){return this.foreground===e.foreground&&this.underline===e.underline&&this.italics===e.italics&&this.background===e.background&&this.flash===e.flash},e.prototype.copy=function(e){this.foreground=e.foreground,this.underline=e.underline,this.italics=e.italics,this.background=e.background,this.flash=e.flash},e.prototype.toString=function(){return"color="+this.foreground+", underline="+this.underline+", italics="+this.italics+", background="+this.background+", flash="+this.flash},e}(),h=function(){function e(e,t,r,i,a,n){this.uchar=e||" ",this.penState=new f(t,r,i,a,n)}return e.prototype.reset=function(){this.uchar=" ",this.penState.reset()},e.prototype.setChar=function(e,t){this.uchar=e,this.penState.copy(t)},e.prototype.setPenState=function(e){this.penState.copy(e)},e.prototype.equals=function(e){return this.uchar===e.uchar&&this.penState.equals(e.penState)},e.prototype.copy=function(e){this.uchar=e.uchar,this.penState.copy(e.penState)},e.prototype.isEmpty=function(){return" "===this.uchar&&this.penState.isDefault()},e}(),p=function(){function e(){this.chars=[];for(var e=0;e<100;e++)this.chars.push(new h);this.pos=0,this.currPenState=new f}return e.prototype.equals=function(e){for(var t=!0,r=0;r<100;r++)if(!this.chars[r].equals(e.chars[r])){t=!1;break}return t},e.prototype.copy=function(e){for(var t=0;t<100;t++)this.chars[t].copy(e.chars[t])},e.prototype.isEmpty=function(){for(var e=!0,t=0;t<100;t++)if(!this.chars[t].isEmpty()){e=!1;break}return e},e.prototype.setCursor=function(e){this.pos!==e&&(this.pos=e),this.pos<0?(d.log("ERROR","Negative cursor position "+this.pos),this.pos=0):this.pos>100&&(d.log("ERROR","Too large cursor position "+this.pos),this.pos=100)},e.prototype.moveCursor=function(e){var t=this.pos+e;if(e>1)for(var r=this.pos+1;r<t+1;r++)this.chars[r].setPenState(this.currPenState);this.setCursor(t)},e.prototype.backSpace=function(){this.moveCursor(-1),this.chars[this.pos].setChar(" ",this.currPenState)},e.prototype.insertChar=function(e){e>=144&&this.backSpace();var t=a(e);if(this.pos>=100){d.log("ERROR","Cannot insert "+e.toString(16)+" ("+t+") at position "+this.pos+". Skipping it!");return}this.chars[this.pos].setChar(t,this.currPenState),this.moveCursor(1)},e.prototype.clearFromPos=function(e){var t;for(t=e;t<100;t++)this.chars[t].reset()},e.prototype.clear=function(){this.clearFromPos(0),this.pos=0,this.currPenState.reset()},e.prototype.clearToEndOfRow=function(){this.clearFromPos(this.pos)},e.prototype.getTextString=function(){for(var e=[],t=!0,r=0;r<100;r++){var i=this.chars[r].uchar;" "!==i&&(t=!1),e.push(i)}return t?"":e.join("")},e.prototype.setPenStyles=function(e){this.currPenState.setStyles(e),this.chars[this.pos].setPenState(this.currPenState)},e}(),g=function(){function e(){this.rows=[];for(var e=0;e<15;e++)this.rows.push(new p);this.currRow=14,this.nrRollUpRows=null,this.reset()}return e.prototype.reset=function(){for(var e=0;e<15;e++)this.rows[e].clear();this.currRow=14},e.prototype.equals=function(e){for(var t=!0,r=0;r<15;r++)if(!this.rows[r].equals(e.rows[r])){t=!1;break}return t},e.prototype.copy=function(e){for(var t=0;t<15;t++)this.rows[t].copy(e.rows[t])},e.prototype.isEmpty=function(){for(var e=!0,t=0;t<15;t++)if(!this.rows[t].isEmpty()){e=!1;break}return e},e.prototype.backSpace=function(){this.rows[this.currRow].backSpace()},e.prototype.clearToEndOfRow=function(){this.rows[this.currRow].clearToEndOfRow()},e.prototype.insertChar=function(e){this.rows[this.currRow].insertChar(e)},e.prototype.setPen=function(e){this.rows[this.currRow].setPenStyles(e)},e.prototype.moveCursor=function(e){this.rows[this.currRow].moveCursor(e)},e.prototype.setCursor=function(e){d.log("INFO","setCursor: "+e),this.rows[this.currRow].setCursor(e)},e.prototype.setPAC=function(e){d.log("INFO","pacData = "+JSON.stringify(e));var t=e.row-1;if(this.nrRollUpRows&&t<this.nrRollUpRows-1&&(t=this.nrRollUpRows-1),this.nrRollUpRows&&this.currRow!==t){for(var r=0;r<15;r++)this.rows[r].clear();var i=this.currRow+1-this.nrRollUpRows,a=this.lastOutputScreen;if(a){var n=a.rows[i].cueStartTime;if(n&&n<d.time)for(var r=0;r<this.nrRollUpRows;r++)this.rows[t-this.nrRollUpRows+r+1].copy(a.rows[i+r])}}this.currRow=t;var s=this.rows[this.currRow];if(null!==e.indent){var o=e.indent;s.setCursor(e.indent),e.color=s.chars[Math.max(o-1,0)].penState.foreground}var l={foreground:e.color,underline:e.underline,italics:e.italics,background:"black",flash:!1};this.setPen(l)},e.prototype.setBkgData=function(e){d.log("INFO","bkgData = "+JSON.stringify(e)),this.backSpace(),this.setPen(e),this.insertChar(32)},e.prototype.setRollUpRows=function(e){this.nrRollUpRows=e},e.prototype.rollUp=function(){if(null===this.nrRollUpRows){d.log("DEBUG","roll_up but nrRollUpRows not set yet");return}d.log("TEXT",this.getDisplayText());var e=this.currRow+1-this.nrRollUpRows,t=this.rows.splice(e,1)[0];t.clear(),this.rows.splice(this.currRow,0,t),d.log("INFO","Rolling up")},e.prototype.getDisplayText=function(e){e=e||!1;for(var t=[],r="",i=-1,a=0;a<15;a++){var n=this.rows[a].getTextString();n&&(i=a+1,e?t.push("Row "+i+": '"+n+"'"):t.push(n.trim()))}return t.length>0&&(r=e?"["+t.join(" | ")+"]":t.join("\n")),r},e.prototype.getTextAndFormat=function(){return this.rows},e}(),v=function(){function e(e,t){this.chNr=e,this.outputFilter=t,this.mode=null,this.verbose=0,this.displayedMemory=new g,this.nonDisplayedMemory=new g,this.lastOutputScreen=new g,this.currRollUpRow=this.displayedMemory.rows[14],this.writeScreen=this.displayedMemory,this.mode=null,this.cueStartTime=null}return e.prototype.reset=function(){this.mode=null,this.displayedMemory.reset(),this.nonDisplayedMemory.reset(),this.lastOutputScreen.reset(),this.currRollUpRow=this.displayedMemory.rows[14],this.writeScreen=this.displayedMemory,this.mode=null,this.cueStartTime=null,this.lastCueEndTime=null},e.prototype.getHandler=function(){return this.outputFilter},e.prototype.setHandler=function(e){this.outputFilter=e},e.prototype.setPAC=function(e){this.writeScreen.setPAC(e)},e.prototype.setBkgData=function(e){this.writeScreen.setBkgData(e)},e.prototype.setMode=function(e){e!==this.mode&&(this.mode=e,d.log("INFO","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)},e.prototype.insertChars=function(e){for(var t=0;t<e.length;t++)this.writeScreen.insertChar(e[t]);var r=this.writeScreen===this.displayedMemory?"DISP":"NON_DISP";d.log("INFO",r+": "+this.writeScreen.getDisplayText(!0)),("MODE_PAINT-ON"===this.mode||"MODE_ROLL-UP"===this.mode)&&(d.log("TEXT","DISPLAYED: "+this.displayedMemory.getDisplayText(!0)),this.outputDataUpdate())},e.prototype.ccRCL=function(){d.log("INFO","RCL - Resume Caption Loading"),this.setMode("MODE_POP-ON")},e.prototype.ccBS=function(){d.log("INFO","BS - BackSpace"),"MODE_TEXT"!==this.mode&&(this.writeScreen.backSpace(),this.writeScreen===this.displayedMemory&&this.outputDataUpdate())},e.prototype.ccAOF=function(){},e.prototype.ccAON=function(){},e.prototype.ccDER=function(){d.log("INFO","DER- Delete to End of Row"),this.writeScreen.clearToEndOfRow(),this.outputDataUpdate()},e.prototype.ccRU=function(e){d.log("INFO","RU("+e+") - Roll Up"),this.writeScreen=this.displayedMemory,this.setMode("MODE_ROLL-UP"),this.writeScreen.setRollUpRows(e)},e.prototype.ccFON=function(){d.log("INFO","FON - Flash On"),this.writeScreen.setPen({flash:!0})},e.prototype.ccRDC=function(){d.log("INFO","RDC - Resume Direct 

1Captioning"),this.setMode("MODE_PAINT-ON")},e.prototype.ccTR=function(){d.log("INFO","TR"),this.setMode("MODE_TEXT")},e.prototype.ccRTD=function(){d.log("INFO","RTD"),this.setMode("MODE_TEXT")},e.prototype.ccEDM=function(){d.log("INFO","EDM - Erase Displayed Memory"),this.displayedMemory.reset(),this.outputDataUpdate(!0)},e.prototype.ccCR=function(){d.log("CR - Carriage Return"),this.writeScreen.rollUp(),this.outputDataUpdate(!0)},e.prototype.ccENM=function(){d.log("INFO","ENM - Erase Non-displayed Memory"),this.nonDisplayedMemory.reset()},e.prototype.ccEOC=function(){if(d.log("INFO","EOC - End Of Caption"),"MODE_POP-ON"===this.mode){var e=this.displayedMemory;this.displayedMemory=this.nonDisplayedMemory,this.nonDisplayedMemory=e,this.writeScreen=this.nonDisplayedMemory,d.log("TEXT","DISP: "+this.displayedMemory.getDisplayText())}this.outputDataUpdate(!0)},e.prototype.ccTO=function(e){d.log("INFO","TO("+e+") - Tab Offset"),this.writeScreen.moveCursor(e)},e.prototype.ccMIDROW=function(e){var t={flash:!1};t.underline=e%2==1,t.italics=e>=46,t.italics?t.foreground="white":t.foreground=["white","green","blue","cyan","red","yellow","magenta"][Math.floor(e/2)-16],d.log("INFO","MIDROW: "+JSON.stringify(t)),this.writeScreen.setPen(t)},e.prototype.outputDataUpdate=function(e){void 0===e&&(e=!1);var t=d.time;null!==t&&this.outputFilter&&(null!==this.cueStartTime||this.displayedMemory.isEmpty()?this.displayedMemory.equals(this.lastOutputScreen)||(this.outputFilter.newCue&&(this.outputFilter.newCue(this.cueStartTime,t,this.lastOutputScreen),!0===e&&this.outputFilter.dispatchCue&&this.outputFilter.dispatchCue()),this.cueStartTime=this.displayedMemory.isEmpty()?null:t):this.cueStartTime=t,this.lastOutputScreen.copy(this.displayedMemory))},e.prototype.cueSplitAtTime=function(e){this.outputFilter&&!this.displayedMemory.isEmpty()&&(this.outputFilter.newCue&&this.outputFilter.newCue(this.cueStartTime,e,this.displayedMemory),this.cueStartTime=e)},e}(),m=function(){function e(e,t,r){this.field=e||1,this.outputs=[t,r],this.channels=[new v(1,t),new v(2,r)],this.currChNr=-1,this.lastCmdA=null,this.lastCmdB=null,this.bufferedData=[],this.startTime=null,this.lastTime=null,this.dataCounters={padding:0,char:0,cmd:0,other:0}}return e.prototype.getHandler=function(e){return this.channels[e].getHandler()},e.prototype.setHandler=function(e,t){this.channels[e].setHandler(t)},e.prototype.addData=function(e,t){var r,i,a,n=!1;this.lastTime=e,d.setTime(e);for(var s=0;s<t.length;s+=2){if(i=127&t[s],a=127&t[s+1],0===i&&0===a){this.dataCounters.padding+=2;continue}d.log("DATA","["+c([t[s],t[s+1]])+"] -> ("+c([i,a])+")"),(r=this.parseCmd(i,a))||(r=this.parseMidrow(i,a)),r||(r=this.parsePAC(i,a)),r||(r=this.parseBackgroundAttributes(i,a)),!r&&(n=this.parseChars(i,a))&&(this.currChNr&&this.currChNr>=0?this.channels[this.currChNr-1].insertChars(n):d.log("WARNING","No channel found yet. TEXT-MODE?")),r?this.dataCounters.cmd+=2:n?this.dataCounters.char+=2:(this.dataCounters.other+=2,d.log("WARNING","Couldn't parse cleaned data "+c([i,a])+" orig: "+c([t[s],t[s+1]])))}},e.prototype.parseCmd=function(e,t){var r=null,i=(20===e||28===e)&&t>=32&&t<=47,a=(23===e||31===e)&&t>=33&&t<=35;if(!(i||a))return!1;if(e===this.lastCmdA&&t===this.lastCmdB)return this.lastCmdA=null,this.lastCmdB=null,d.log("DEBUG","Repeated command ("+c([e,t])+") is dropped"),!0;r=20===e||23===e?1:2;var n=this.channels[r-1];return 20===e||28===e?32===t?n.ccRCL():33===t?n.ccBS():34===t?n.ccAOF():35===t?n.ccAON():36===t?n.ccDER():37===t?n.ccRU(2):38===t?n.ccRU(3):39===t?n.ccRU(4):40===t?n.ccFON():41===t?n.ccRDC():42===t?n.ccTR():43===t?n.ccRTD():44===t?n.ccEDM():45===t?n.ccCR():46===t?n.ccENM():47===t&&n.ccEOC():n.ccTO(t-32),this.lastCmdA=e,this.lastCmdB=t,this.currChNr=r,!0},e.prototype.parseMidrow=function(e,t){var r=null;return(17===e||25===e)&&t>=32&&t<=47&&((r=17===e?1:2)!==this.currChNr?(d.log("ERROR","Mismatch channel in midrow parsing"),!1):(this.channels[r-1].ccMIDROW(t),d.log("DEBUG","MIDROW ("+c([e,t])+")"),!0))},e.prototype.parsePAC=function(e,t){var r=null,i=null,a=(e>=17&&e<=23||e>=25&&e<=31)&&t>=64&&t<=127,u=(16===e||24===e)&&t>=64&&t<=95;if(!(a||u))return!1;if(e===this.lastCmdA&&t===this.lastCmdB)return this.lastCmdA=null,this.lastCmdB=null,!0;r=e<=23?1:2,i=t>=64&&t<=95?1===r?n[e]:o[e]:1===r?s[e]:l[e];var d=this.interpretPAC(i,t);return this.channels[r-1].setPAC(d),this.lastCmdA=e,this.lastCmdB=t,this.currChNr=r,!0},e.prototype.interpretPAC=function(e,t){var r=t,i={color:null,italics:!1,indent:null,underline:!1,row:e};return r=t>95?t-96:t-64,i.underline=(1&r)==1,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},e.prototype.parseChars=function(e,t){var r=null,i=null,n=null;if(e>=25?(r=2,n=e-8):(r=1,n=e),n>=17&&n<=19){var s=t;s=17===n?t+80:18===n?t+112:t+144,d.log("INFO","Special char '"+a(s)+"' in channel "+r),i=[s]}else e>=32&&e<=127&&(i=0===t?[e]:[e,t]);if(i){var o=c(i);d.log("DEBUG","Char codes =  "+o.join(",")),this.lastCmdA=null,this.lastCmdB=null}return i}

1,e.prototype.parseBackgroundAttributes=function(e,t){var r,i,a;return((16===e||24===e)&&t>=32&&t<=47||(23===e||31===e)&&t>=45&&t<=47)&&(r={},16===e||24===e?(i=Math.floor((t-32)/2),r.background=u[i],t%2==1&&(r.background=r.background+"_semi")):45===t?r.background="transparent":(r.foreground="black",47===t&&(r.underline=!0)),a=e<24?1:2,this.channels[a-1].setBkgData(r),this.lastCmdA=null,this.lastCmdB=null,!0)},e.prototype.reset=function(){for(var e=0;e<this.channels.length;e++)this.channels[e]&&this.channels[e].reset();this.lastCmdA=null,this.lastCmdB=null},e.prototype.cueSplitAtTime=function(e){for(var t=0;t<this.channels.length;t++)this.channels[t]&&this.channels[t].cueSplitAtTime(e)},e}();t.default=m},

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1"./src/utils/cues.js":function(e,t,r){"use strict";Object.defineProperty(t,"__esModule",{value:!0});var i=r("./src/utils/vttparser.js");t.newCue=function(e,t,r,a){for(var n,s,o,l,u,d=window.VTTCue||window.TextTrackCue,c=0;c<a.rows.length;c++)if(n=a.rows[c],o=!0,l=0,u="",!n.isEmpty()){for(var f=0;f<n.chars.length;f++)n.chars[f].uchar.match(/\s/)&&o?l++:(u+=n.chars[f].uchar,o=!1);n.cueStartTime=t,t===r&&(r+=1e-4),s=new d(t,r,i.fixLineBreaks(u.trim())),l>=16?l--:l++,navigator.userAgent.match(/Firefox\//)?s.line=c+1:s.line=c>7?c-2:c+1,s.align="left",s.position=Math.max(0,Math.min(100,l/32*100+(navigator.userAgent.match(/Firefox\//)?50:0))),e.addCue(s)}}},

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