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0,F=void 0;for(F=n.level-1;F>g;F--){var C=x[F].realBitrate?Math.max(x[F].realBitrate,x[F].bitrate):x[F].bitrate;if(O=n.duration*C/(8*.8*h),O<D)break}O<L&&(p.logger.warn("loading too slow, abort fragment loading and switch to level "+F+":fragLoadedDelay["+F+"]<fragLoadedDelay["+(n.level-1)+"];bufferStarvationDelay:"+O.toFixed(1)+"<"+L.toFixed(1)+":"+D.toFixed(1)),t.nextLoadLevel=F,this._bwEstimator.sample(s,v.loaded),d.abort(),this.clearTimer(),t.trigger(m.default.FRAG_LOAD_EMERGENCY_ABORTED,{frag:n,stats:v}))}}}}},i.prototype.onFragLoaded=function(t){var e=t.frag;if(e.type==="main"&&_.isFinite(e.sn)){if(this.clearTimer(),this.lastLoadedFragLevel=e.level,this._nextAutoLevel=-1,this.hls.config.abrMaxWithRealBitrate){var n=this.hls.levels[e.level],d=(n.loaded?n.loaded.bytes:0)+t.stats.loaded,g=(n.loaded?n.loaded.duration:0)+t.frag.duration;n.loaded={bytes:d,duration:g},n.realBitrate=Math.round(8*d/g)}if(t.frag.bitrateTest){var v=t.stats;v.tparsed=v.tbuffered=v.tload,this.onFragBuffered(t)}}},i.prototype.onFragBuffered=function(t){var e=t.stats,n=t.frag;if(e.aborted!==!0&&n.type==="main"&&_.isFinite(n.sn)&&(!n.bitrateTest||e.tload===e.tbuffered)){var d=e.tparsed-e.trequest;p.logger.log("latency/loading/parsing/append/kbps:"+Math.round(e.tfirst-e.trequest)+"/"+Math.round(e.tload-e.tfirst)+"/"+Math.round(e.tparsed-e.tload)+"/"+Math.round(e.tbuffered-e.tparsed)+"/"+Math.round(8*e.loaded/(e.tbuffered-e.trequest))),this._bwEstimator.sample(d,e.loaded),e.bwEstimate=this._bwEstimator.getEstimate(),n.bitrateTest?this.bitrateTestDelay=d/1e3:this.bitrateTestDelay=0}},i.prototype.onError=function(t){switch(t.details){case u.ErrorDetails.FRAG_LOAD_ERROR:case u.ErrorDetails.FRAG_LOAD_TIMEOUT:this.clearTimer();break;default:break}},i.prototype.clearTimer=function(){clearInterval(this.timer),this.timer=null},Object.defineProperty(i.prototype,"nextAutoLevel",{get:function(){var t=this._nextAutoLevel,e=this._bwEstimator;if(t!==-1&&(!e||!e.canEstimate()))return t;var n=this._nextABRAutoLevel;return t!==-1&&(n=Math.min(t,n)),n},set:function(t){this._nextAutoLevel=t},enumerable:!0,configurable:!0}),Object.defineProperty(i.prototype,"_nextABRAutoLevel",{get:function(){var t=this.hls,e=t.maxAutoLevel,n=t.levels,d=t.config,g=t.minAutoLevel,v=t.media,s=this.lastLoadedFragLevel,l=this.fragCurrent?this.fragCurrent.duration:0,x=v?v.currentTime:0,h=v&&v.playbackRate!==0?Math.abs(v.playbackRate):1,E=this._bwEstimator?this._bwEstimator.getEstimate():d.abrEwmaDefaultEstimate,S=(f.BufferHelper.bufferInfo(v,x,d.maxBufferHole).end-x)/h,b=this._findBestLevel(s,l,E,g,e,S,d.abrBandWidthFactor,d.abrBandWidthUpFactor,n);if(b>=0)return b;p.logger.trace("rebuffering expected to happen, lets try to find a quality level minimizing the rebuffering");var I=l?Math.min(l,d.maxStarvationDelay):d.maxStarvationDelay,L=d.abrBandWidthFactor,D=d.abrBandWidthUpFactor;if(S===0){var O=this.bitrateTestDelay;if(O){var F=l?Math.min(l,d.maxLoadingDelay):d.maxLoadingDelay;I=F-O,p.logger.trace("bitrate test took "+Math.round(1e3*O)+"ms, set first fragment max fetchDuration to "+Math.round(1e3*I)+" ms"),L=D=1}}return b=this._findBestLevel(s,l,E,g,e,S+I,L,D,n),Math.max(b,0)},enumerable:!0,configurable:!0}),i.prototype._findBestLevel=function(t,e,n,d,g,v,s,l,x){for(var h=g;h>=d;h--){var E=x[h];if(!!E){var S=E.details,b=S?S.totalduration/S.fragments.length:e,I=S?S.live:!1,L=void 0;h<=t?L=s*n:L=l*n;var D=x[h].realBitrate?Math.max(x[h].realBitrate,x[h].bitrate):x[h].bitrate,O=D*b/L;if(p.logger.trace("level/adjustedbw/bitrate/avgDuration/maxFetchDuration/fetchDuration: "+h+"/"+Math.round(L)+"/"+D+"/"+b+"/"+v+"/"+O),L>D&&(!O||I&&!this.bitrateTestDelay||O<v))return h}}return-1},i}(y.default);R.default=o}).call(this,T("./src/polyfills/number.js").Number)},"./src/controller/audio-stream-controller.js":function(w,R,T){"use strict";(function(_){var A=this&&this.__extends||function(){var v=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(s,l){s.__proto__=l}||function(s,l){for(var x in l)l.hasOwnProperty(x)&&(s[x]=l[x])};return function(s,l){v(s,l);function x(){this.constructor=s}s.prototype=l===null?Object.create(l):(x.prototype=l.prototype,new x)}}();Object.defineProperty(R,"__esModule",{value:!0});var m=T("./src/utils/binary-search.js"),y=T("./src/utils/buffer-helper.js"),f=T("./src/demux/demuxer.js"),u=T("./src/events.js"),p=T("./src/controller/level-helper.js"),c=T("./src/utils/time-ranges.js"),a=T("./src/errors.js"),o=T("./src/utils/logger.js"),r=T("./src/utils/discontinuities.js"),i=T("./src/controller/fragment-tracker.js"),t=T("./src/loader/fragment.js"),e=T("./src/controller/base-stream-controller.js"),n=window.performance,d=100,g=function(v){A(s,v);function s(l,x){var h=v.call(this,l,u.default.MEDIA_ATTACHED,u.default.MEDIA_DETACHING,u.default.AUDIO_TRACKS_UPDATED,u.default.AUDIO_TRACK_SWITCHING,u.default.AUDIO_TRACK_LOADED,u.default.KEY_LOADED,u.default.FRAG_LOADED,u.default.FRAG_PARSING_INIT_SEGMENT,u.default.FRAG_PARSING_DATA,u.default.FRAG_PARSED,u.default.ERROR,u.default.BUFFER_RESET,u.default.BUFFER_CREATED,u.default.BUFFER_APPENDED,u.default.BUFFER_FLUSHED,u.default.INIT_PTS_FOUND)||this;return h.fragmentTracker=x,h.config=l.config,h.audioCodecSwap=!1,h._state=e.State.STOPPED,h.initPTS=[],h.waitingFragment=null,h.videoTrackCC=null,h}return s.prototype.onInitPtsFound=function(l){var x=l.id,h=l.frag.cc,E=l.initPTS;x==="main"&&(this.initPTS[h]=E,this.videoTrackCC=h,o.logger.log("InitPTS for cc: "+h+" found from video track: "+E),this.state===e.State.WAITING_INIT_PTS&&this.tick())},s.prototype.startLoad=function(l){if(this.tracks){var x=this.lastCurrentTime;this.stopLoad(),this.setInterval(d),this.fragLoadError=0,x>0&&l===-1?(o.logger.log("audio:override startPosition with lastCurrentTime @"+x.toFixed(3)),this.state=e.State.IDLE):(this.lastCurrentTime=this.startPosition?this.startPosition:l,this.state=e.State.STARTING),this.nextLoadPosition=this.startPosition=this.lastCurrentTime,this.tick()}else this.startPosition=l,this.state=e.State.STOPPED},Object.defineProperty(s.prototype,"state",{get:function(){return this._state},set:function(l){if(this.state!==l){var x=this.state;this._state=l,o.logger.log("audio stream:"+x+"->"+l)}},enumerable:!0,configurable:!0}),s.prototype.doTick=function(){var l,x,h,E=this.hls,S=E.config;switch(this.state){case e.State.ERROR:case e.State.PAUSED:case e.State.BUFFER_FLUSHING:break;case e.State.STARTING:this.state=e.State.WAITING_TRACK,this.loadedmetadata=!1;break;case e.State.IDLE:var b=this.tracks;if(!b||!this.media&&(this.startFragRequested||!S.startFragPrefetch))break;if(this.loadedmetadata)l=this.media.currentTime;else if(l=this.nextLoadPosition,l===void 0)break;var I=this.mediaBuffer?this.mediaBuffer:this.media,L=this.videoBuffer?this.videoBuffer:this.media,D=y.BufferHelper.bufferInfo(I,l,S.maxBufferHole),O=y.BufferHelper.bufferInfo(L,l,S.maxBufferHole),F=D.len,C=D.end,P=this.fragPrevious,k=Math.min(S.maxBufferLength,S.maxMaxBufferLength),B=Math.max(k,O.len),M=this.audioSwitch,N=this.trackId;if((F<B||M)&&N<b.length){if(h=b[N].details,typeof h=="undefined"){this.state=e.State.WAITING_TRACK;break}if(!M&&this._streamEnded(D,h)){this.hls.trigger(u.default.BUFFER_EOS,{type:"audio"}),this.state=e.State.ENDED;return}var j=h.fragments,K=j.length,G=j[0].start,W=j[K-1].start+j[K-1].duration,U=void 0;if(M){if(h.live&&!h.PTSKnown)o.logger.log("switching audiotrack, live stream, unknown PTS,load first fragment"),C=0;else if(C=l,h.PTSKnown&&l<G)if(D.end>G||D.nextStart)o.logger.log("alt audio track ahead of main track, seek to start of alt audio track"),this.media.currentTime=G+.05;else return}if(h.initSegment&&!h.initSegment.data)U=h.initSegment;else if(C<=G){if(U=j[0],this.videoTrackCC!==null&&U.cc!==this.videoTrackCC&&(U=r.findFragWithCC(j,this.videoTrackCC)),h.live&&U.loadIdx&&U.loadIdx===this.fragLoadIdx){var V=D.nextStart?D.nextStart:G;o.logger.log("no alt audio available @currentTime:"+this.media.currentTime+", seeking @"+(V+.05)),this.media.currentTime=V+.05;return}}else{var H=void 0,Y=S.maxFragLookUpTolerance,z=P?j[P.sn-j[0].sn+1]:void 0,X=function(q){var Q=Math.min(Y,q.duration);return q.start+q.duration-Q<=C?1:q.start-Q>C&&q.start?-1:0};C<W?(C>W-Y&&(Y=0),z&&!X(z)?H=z:H=m.default.search(j,X)):H=j[K-1],H&&(U=H,G=H.start,P&&U.level===P.level&&U.sn===P.sn&&(U.sn<h.endSN?(U=j[U.sn+1-h.startSN],o.logger.log("SN just loaded, load next one: "+U.sn)):U=null))}U&&(U.encrypted?(o.logger.log("Loading key for "+U.sn+" of ["+h.startSN+" ,"+h.endSN+"],track "+N),this.state=e.State.KEY_LOADING,E.trigger(u.default.KEY_LOADING,{frag:U})):(o.logger.log("Loading "+U.sn+", cc: "+U.cc+" of ["+h.startSN+" ,"+h.endSN+"],track "+N+", currentTime:"+l+",bufferEnd:"+C.toFixed(3)),this.fragCurrent=U,(M||this.fragmentTracker.getState(U)===i.FragmentState.NOT_LOADED)&&(this.startFragRequested=!0,_.isFinite(U.sn)&&(this.nextLoadPosition=U.start+U.duration),E.trigger(u.default.FRAG_LOADING,{frag:U}),this.state=e.State.FRAG_LOADING)))}break;case e.State.WAITING_TRACK:x=this.tracks[this.trackId],x&&x.details&&(this.state=e.State.IDLE);break;case e.State.FRAG_LOADING_WAITING_RETRY:var ee=n.now(),te=this.retryDate;I=this.media;var re=I&&I.seeking;(!te||ee>=te||re)&&(o.logger.log("audioStreamController: retryDate reached, switch back to IDLE state"),this.state=e.State.IDLE);break;case e.State.WAITING_INIT_PTS:var $=this.videoTrackCC;if(this.initPTS[$]===void 0)break;var Z=this.waitingFragment;if(Z){var ie=Z.frag.cc;$!==ie?(x=this.tracks[this.trackId],x.details&&x.details.live&&(o.logger.warn("Waiting fragment CC ("+ie+") does not match video track CC ("+$+")"),this.waitingFragment=null,this.state=e.State.IDLE)):(this.state=e.State.FRAG_LOADING,this.onFragLoaded(this.waitingFragment),this.waitingFragment=null)}else this.state=e.State.IDLE;break;case e.State.STOPPED:case e.State.FRAG_LOADING:case e.State.PARSING:case e.State.PARSED:case e.State.ENDED:break;default:break}},s.prototype.onMediaAttached=function(l){var x=this.media=this.mediaBuffer=l.media;this.onvseeking=this.onMediaSeeking.bind(this),this.onvended=this.onMediaEnded.bind(this),x.addEventListener("seeking",this.onvseeking),x.addEventListener("ended",this.onvended);var h=this.config;this.tracks&&h.autoStartLoad&&this.startLoad(h.startPosition)},s.prototype.onMediaDetaching=function(){var l=this.media;l&&l.ended&&(o.logger.log("MSE detaching and video ended, reset startPosition"),this.startPosition=this.lastCurrentTime=0),l&&(l.removeEventListener("seeking",this.onvseeking),l.removeEventListener("ended",this.onvended),this.onvseeking=this.onvseeked=this.onvended=null),this.media=this.mediaBuffer=this.videoBuffer=null,this.loadedmetadata=!1,this.stopLoad()},s.prototype.onAudioTracksUpdated=function(l){o.logger.log("audio tracks updated"),this.tracks=l.audioTracks},s.prototype.onAudioTrackSwitching=function(l){var x=!!l.url;this.trackId=l.id,this.fragCurrent=null,this.state=e.State.PAUSED,this.waitingFragment=null,x?this.setInterval(d):this.demuxer&&(this.demuxer.destroy(),this.demuxer=null),x&&(this.audioSwitch=!0,this.state=e.State.IDLE),this.tick()},s.prototype.onAudioTrackLoaded=function(l){var x=l.details,h=l.id,E=this.tracks[h],S=x.totalduration,b=0;if(o.logger.log("track "+h+" loaded ["+x.startSN+","+x.endSN+"],duration:"+S),x.live){var I=E.details;I&&x.fragments.length>0?(p.mergeDetails(I,x),b=x.fragments[0].start,x.PTSKnown?o.logger.log("live audio playlist sliding:"+b.toFixed(3)):o.logger.log("live audio playlist - outdated PTS, unknown sliding")):(x.PTSKnown=!1,o.logger.log("live audio playlist - first load, unknown sliding"))}else x.PTSKnown=!1;if(E.details=x,!this.startFragRequested){if(this.startPosition===-1){var L=x.startTimeOffset;_.isFinite(L)?(o.logger.log("start time offset found in playlist, adjust startPosition to "+L),this.startPosition=L):this.startPosition=0}this.nextLoadPosition=this.startPosition}this.state===e.State.WAITING_TRACK&&(this.state=e.State.IDLE),this.tick()},s.prototype.onKeyLoaded=function(){this.state===e.State.KEY_LOADING&&(this.state=e.State.IDLE,this.tick())},s.prototype.onFragLoaded=function(l){var x=this.fragCurrent,h=l.frag;if(this.state===e.State.FRAG_LOADING&&x&&h.type==="audio"&&h.level===x.level&&h.sn===x.sn){var E=this.tracks[this.trackId],S=E.details,b=S.totalduration,I=x.level,L=x.sn,D=x.cc,O=this.config.defaultAudioCodec||E.audioCodec||"mp4a.40.2",F=this.stats=l.stats;if(L==="initSegment")this.state=e.State.IDLE,F.tparsed=F.tbuffered=n.now(),S.initSegment.data=l.payload,this.hls.trigger(u.default.FRAG_BUFFERED,{stats:F,frag:x,id:"audio"}),this.tick();else{this.state=e.State.PARSING,this.appended=!1,this.demuxer||(this.demuxer=new f.default(this.hls,"audio"));var C=this.initPTS[D],P=S.initSegment?S.initSegment.data:[];if(S.initSegment||C!==void 0){this.pendingBuffering=!0,o.logger.log("Demuxing "+L+" of ["+S.startSN+" ,"+S.endSN+"],track "+I);var k=!1;this.demuxer.push(l.payload,P,O,null,x,b,k,C)}else o.logger.log("unknown video PTS for continuity counter "+D+", waiting for video PTS before demuxing audio frag "+L+" of ["+S.startSN+" ,"+S.endSN+"],track "+I),this.waitingFragment=l,this.state=e.State.WAITING_INIT_PTS}}this.fragLoadError=0},s.prototype.onFragParsingInitSegment=function(l){var x=this.fragCurrent,h=l.frag;if(x&&l.id==="audio"&&h.sn===x.sn&&h.level===x.level&&this.state===e.State.PARSING){var E=l.tracks,S=void 0;if(E.video&&delete E.video,S=E.audio,S){S.levelCodec=S.codec,S.id=l.id,this.hls.trigger(u.default.BUFFER_CODECS,E),o.logger.log("audio track:audio,container:"+S.container+",codecs[level/parsed]=["+S.levelCodec+"/"+S.codec+"]");var b=S.initSegment;if(b){var I={type:"audio",data:b,parent:"audio",content:"initSegment"};this.audioSwitch?this.pendingData=[I]:(this.appended=!0,this.pendingBuffering=!0,this.hls.trigger(u.default.BUFFER_APPENDING,I))}this.tick()}}},s.prototype.onFragParsingData=function(l){var x=this,h=this.fragCurrent,E=l.frag;if(h&&l.id==="audio"&&l.type==="audio"&&E.sn===h.sn&&E.level===h.level&&this.state===e.State.PARSING){var S=this.trackId,b=this.tracks[S],I=this.hls;_.isFinite(l.endPTS)||(l.endPTS=l.startPTS+h.duration,l.endDTS=l.startDTS+h.duration),h.addElementaryStream(t.default.ElementaryStreamTypes.AUDIO),o.logger.log("parsed "+l.type+",PTS:["+l.startPTS.toFixed(3)+","+l.endPTS.toFixed(3)+"],DTS:["+l.startDTS.toFixed(3)+"/"+l.endDTS.toFixed(3)+"],nb:"+l.nb),p.updateFragPTSDTS(b.details,h,l.startPTS,l.endPTS);var L=this.audioSwitch,D=this.media,O=!1;if(L&&D)if(D.readyState){var F=D.currentTime;o.logger.log("switching audio track : currentTime:"+F),F>=l.startPTS&&(o.logger.log("switching audio track : flushing all audio"),this.state=e.State.BUFFER_FLUSHING,I.trigger(u.default.BUFFER_FLUSHING,{startOffset:0,endOffset:_.POSITIVE_INFINITY,type:"audio"}),O=!0,this.audioSwitch=!1,I.trigger(u.default.AUDIO_TRACK_SWITCHED,{id:S}))}else this.audioSwitch=!1,I.trigger(u.default.AUDIO_TRACK_SWITCHED,{id:S});var C=this.pendingData;if(!C){o.logger.warn("Apparently attempt to enqueue media payload without codec initialization data upfront"),I.trigger(u.default.ERROR,{type:a.ErrorTypes.MEDIA_ERROR,details:null,fatal:!0});return}this.audioSwitch||([l.data1,l.data2].forEach(function(P){P&&P.length&&C.push({type:l.type,data:P,parent:"audio",content:"data"})}),!O&&C.length&&(C.forEach(function(P){x.state===e.State.PARSING&&(x.pendingBuffering=!0,x.hls.trigger(u.default.BUFFER_APPENDING,P))}),this.pendingData=[],this.appended=!0)),this.tick()}},s.prototype.onFragParsed=function(l){var x=this.fragCurrent,h=l.frag;x&&l.id==="audio"&&h.sn===x.sn&&h.level===x.level&&this.state===e.State.PARSING&&(this.stats.tparsed=n.now(),this.state=e.State.PARSED,this._checkAppendedParsed())},s.prototype.onBufferReset=function(){this.mediaBuffer=this.videoBuffer=null,this.loadedmetadata=!1},s.prototype.onBufferCreated=function(l){var x=l.tracks.audio;x&&(this.mediaBuffer=x.buffer,this.loadedmetadata=!0),l.tracks.video&&(this.videoBuffer=l.tracks.video.buffer)},s.prototype.onBufferAppended=function(l){if(l.parent==="audio"){var x=this.state;(x===e.State.PARSING||x===e.State.PARSED)&&(this.pendingBuffering=l.pending>0,this._checkAppendedParsed())}},s.prototype._checkAppendedParsed=function(){if(this.state===e.State.PARSED&&(!this.appended||!this.pendingBuffering)){var l=this.fragCurrent,x=this.stats,h=this.hls;if(l){this.fragPrevious=l,x.tbuffered=n.now(),h.trigger(u.default.FRAG_BUFFERED,{stats:x,frag:l,id:"audio"});var E=this.mediaBuffer?this.mediaBuffer:this.media;o.logger.log("audio buffered : "+c.default.toString(E.buffered)),this.audioSwitch&&this.appended&&(this.audioSwitch=!1,h.trigger(u.default.AUDIO_TRACK_SWITCHED,{id:this.trackId})),this.state=e.State.IDLE}this.tick()}},s.prototype.onError=function(l){var x=l.frag;if(!(x&&x.type!=="audio"))switch(l.details){case a.ErrorDetails.FRAG_LOAD_ERROR:case a.ErrorDetails.FRAG_LOAD_TIMEOUT:var h=l.frag;if(h&&h.type!=="audio")break;if(!l.fatal){var E=this.fragLoadError;E?E++:E=1;var S=this.config;if(E<=S.fragLoadingMaxRetry){this.fragLoadError=E;var b=Math.min(Math.pow(2,E-1)*S.fragLoadingRetryDelay,S.fragLoadingMaxRetryTimeout);o.logger.warn("AudioStreamController: frag loading failed, retry in "+b+" ms"),this.retryDate=n.now()+b,this.state=e.State.FRAG_LOADING_WAITING_RETRY}else o.logger.error("AudioStreamController: "+l.details+" reaches max retry, redispatch as fatal ..."),l.fatal=!0,this.state=e.State.ERROR}break;case a.ErrorDetails.AUDIO_TRACK_LOAD_ERROR:case a.ErrorDetails.AUDIO_TRACK_LOAD_TIMEOUT:case a.ErrorDetails.KEY_LOAD_ERROR:case a.ErrorDetails.KEY_LOAD_TIMEOUT:this.state!==e.State.ERROR&&(this.state=l.fatal?e.State.ERROR:e.State.IDLE,o.logger.warn("AudioStreamController: "+l.details+" while loading frag, now switching to "+this.state+" state ..."));break;case a.ErrorDetails.BUFFER_FULL_ERROR:if(l.parent==="audio"&&(this.state===e.State.PARSING||this.state===e.State.PARSED)){var I=this.mediaBuffer,L=this.media.currentTime,D=I&&y.BufferHelper.isBuffered(I,L)&&y.BufferHelper.isBuffered(I,L+.5);if(D){var S=this.config;S.maxMaxBufferLength>=S.maxBufferLength&&(S.maxMaxBufferLength/=2,o.logger.warn("AudioStreamController: reduce max buffer length to "+S.maxMaxBufferLength+"s")),this.state=e.State.IDLE}else o.logger.warn("AudioStreamController: buffer full error also media.currentTime is not buffered, flush audio buffer"),this.fragCurrent=null,this.state=e.State.BUFFER_FLUSHING,this.hls.trigger(u.default.BUFFER_FLUSHING,{startOffset:0,endOffset:_.POSITIVE_INFINITY,type:"audio"})}break;default:break}},s.prototype.onBufferFlushed=function(){var l=this,x=this.pendingData;x&&x.length?(o.logger.log("AudioStreamController: appending pending audio data after buffer flushed"),x.forEach(function(h){l.hls.trigger(u.default.BUFFER_APPENDING,h)}),this.appended=!0,this.pendingData=[],this.state=e.State.PARSED):(this.state=e.State.IDLE,this.fragPrevious=null,this.tick())},s}(e.default);R.default=g}).call(this,T("./src/polyfills/number.js").Number)},"./src/controller/audio-track-controller.js":function(w,R,T){"use strict";var _=this&&this.__extends||function(){var p=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(c,a){c.__proto__=a}||function(c,a){for(var o in a)a.hasOwnProperty(o)&&(c[o]=a[o])};return function(c,a){p(c,a);function o(){this.constructor=c}c.prototype=a===null?Object.create(a):(o.prototype=a.prototype,new o)}}();Object.defineProperty(R,"__esModule",{value:!0});var A=T("./src/events.js"),m=T("./src/task-loop.js"),y=T("./src/utils/logger.js"),f=T("./src/errors.js"),u=function(p){_(c,p);function c(a){var o=p.call(this,a,A.default.MANIFEST_LOADING,A.default.MANIFEST_PARSED,A.default.AUDIO_TRACK_LOADED,A.default.AUDIO_TRACK_SWITCHED,A.default.LEVEL_LOADED,A.default.ERROR)||this;return o._trackId=-1,o._selectDefaultTrack=!0,o.tracks=[],o.trackIdBlacklist=Object.create(null),o.audioGroupId=null,o}return c.prototype.onManifestLoading=function(){this.tracks=[],this._trackId=-1,this._selectDefaultTrack=!0},c.prototype.onManifestParsed=function(a){var o=this.tracks=a.audioTracks||[];this.hls.trigger(A.default.AUDIO_TRACKS_UPDATED,{audioTracks:o})},c.prototype.onAudioTrackLoaded=function(a){if(a.id>=this.tracks.length){y.logger.warn("Invalid audio track id:",a.id);return}if(y.logger.log("audioTrack "+a.id+" loaded"),this.tracks[a.id].details=a.details,a.details.live&&!this.hasInterval()){var o=a.details.targetduration*1e3;this.setInterval(o)}!a.details.live&&this.hasInterval()&&this.clearInterval()},c.prototype.onAudioTrackSwitched=function(a){var o=this.tracks[a.id].groupId;o&&this.audioGroupId!==o&&(this.audioGroupId=o)},c.prototype.onLevelLoaded=function(a){var o=this.hls.levels[a.level];if(!!o.audioGroupIds){var r=o.audioGroupIds[o.urlId];this.audioGroupId!==r&&(this.audioGroupId=r,this._selectInitialAudioTrack())}},c.prototype.onError=function(a){a.type===f.ErrorTypes.NETWORK_ERROR&&(a.fatal&&this.clearInterval(),a.details===f.ErrorDetails.AUDIO_TRACK_LOAD_ERROR&&(y.logger.warn("Network failure on audio-track id:",a.context.id),this._handleLoadError()))},Object.defineProperty(c.prototype,"audioTracks",{get:function(){return this.tracks},enumerable:!0,configurable:!0}),Object.defineProperty(c.prototype,"audioTrack",{get:function(){return this._trackId},set:function(a){this._setAudioTrack(a),this._selectDefaultTrack=!1},enumerable:!0,configurable:!0}),c.prototype._setAudioTrack=function(a){if(this._trackId===a&&this.tracks[this._trackId].details){y.logger.debug("Same id as current audio-track passed, and track details available -> no-op");return}if(a<0||a>=this.tracks.length){y.logger.warn("Invalid id passed to audio-track controller");return}var o=this.tracks[a];y.logger.log("Now switching to audio-track index "+a),this.clearInterval(),this._trackId=a;var r=o.url,i=o.type,t=o.id;this.hls.trigger(A.default.AUDIO_TRACK_SWITCHING,{id:t,type:i,url:r}),this._loadTrackDetailsIfNeeded(o)},c.prototype.doTick=function(){this._updateTrack(this._trackId)},c.prototype._selectInitialAudioTrack=function(){var a=this,o=this.tracks;if(!!o.length){var r=this.tracks[this._trackId],i=null;if(r&&(i=r.name),this._selectDefaultTrack){var t=o.filter(function(d){return d.default});t.length?o=t:y.logger.warn("No default audio tracks defined")}var e=!1,n=function(){o.forEach(function(d){e||(!a.audioGroupId||d.groupId===a.audioGroupId)&&(!i||i===d.name)&&(a._setAudioTrack(d.id),e=!0)})};n(),e||(i=null,n()),e||(y.logger.error("No track found for running audio group-ID: "+this.audioGroupId),this.hls.trigger(A.default.ERROR,{type:f.ErrorTypes.MEDIA_ERROR,details:f.ErrorDetails.AUDIO_TRACK_LOAD_ERROR,fatal:!0}))}},c.prototype._needsTrackLoading=function(a){var o=a.details,r=a.url;return!o||o.live?!!r:!1},c.prototype._loadTrackDetailsIfNeeded=function(a){if(this._needsTrackLoading(a)){var o=a.url,r=a.id;y.logger.log("loading audio-track playlist for id: "+r),this.hls.trigger(A.default.AUDIO_TRACK_LOADING,{url:o,id:r})}},c.prototype._updateTrack=function(a){if(!(a<0||a>=this.tracks.length)){this.clearInterval(),this._trackId=a,y.logger.log("trying to update audio-track "+a);var o=this.tracks[a];this._loadTrackDetailsIfNeeded(o)}},c.prototype._handleLoadError=function(){this.trackIdBlacklist[this._trackId]=!0;var a=this._trackId,o=this.tracks[a],r=o.name,i=o.language,t=o.groupId;y.logger.warn("Loading failed on audio track id: "+a+", group-id: "+t+', name/language: "'+r+'" / "'+i+'"');for(var e=a,n=0;n<this.tracks.length;n++)if(!this.trackIdBlacklist[n]){var d=this.tracks[n];if(d.name===r){e=n;break}}if(e===a){y.logger.warn('No fallback audio-track found for name/language: "'+r+'" / "'+i+'"');return}y.logger.log("Attempting audio-track fallback id:",e,"group-id:",this.tracks[e].groupId),this._setAudioTrack(e)},c}(m.default);R.default=u},"./src/controller/base-stream-controller.js":function(w,R,T){"use strict";(function(_){var A=this&&this.__extends||function(){var c=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(a,o){a.__proto__=o}||function(a,o){for(var r in o)o.hasOwnProperty(r)&&(a[r]=o[r])};return function(a,o){c(a,o);function r(){this.constructor=a}a.prototype=o===null?Object.create(o):(r.prototype=o.prototype,new r)}}();Object.defineProperty(R,"__esModule",{value:!0});var m=T("./src/task-loop.js"),y=T("./src/controller/fragment-tracker.js"),f=T("./src/utils/buffer-helper.js"),u=T("./src/utils/logger.js");R.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 p=function(c){A(a,c);function a(){return c!==null&&c.apply(this,arguments)||this}return a.prototype.doTick=function(){},a.prototype.startLoad=function(){},a.prototype.stopLoad=function(){var o=this.fragCurrent;o&&(o.loader&&o.loader.abort(),this.fragmentTracker.removeFragment(o)),this.demuxer&&(this.demuxer.destroy(),this.demuxer=null),this.fragCurrent=null,this.fragPrevious=null,this.clearInterval(),this.clearNextTick(),this.state=R.State.STOPPED},a.prototype._streamEnded=function(o,r){var i=this,t=i.fragCurrent,e=i.fragmentTracker;if(!r.live&&t&&!t.backtracked&&t.sn===r.endSN&&!o.nextStart){var n=e.getState(t);return n===y.FragmentState.PARTIAL||n===y.FragmentState.OK}return!1},a.prototype.onMediaSeeking=function(){var o=this,r=o.config,i=o.media,t=o.mediaBuffer,e=o.state,n=i?i.currentTime:null,d=f.BufferHelper.bufferInfo(t||i,n,this.config.maxBufferHole);if(_.isFinite(n)&&u.logger.log("media seeking to "+n.toFixed(3)),e===R.State.FRAG_LOADING){var g=this.fragCurrent;if(d.len===0&&g){var v=r.maxFragLookUpTolerance,s=g.start-v,l=g.start+g.duration+v;n<s||n>l?(g.loader&&(u.logger.log("seeking outside of buffer while fragment load in progress, cancel fragment load"),g.loader.abort()),this.fragCurrent=null,this.fragPrevious=null,this.state=R.State.IDLE):u.logger.log("seeking outside of buffer but within currently loaded fragment range")}}else e===R.State.ENDED&&(d.len===0&&(this.fragPrevious=null,this.fragCurrent=null),this.state=R.State.IDLE);i&&(this.lastCurrentTime=n),this.loadedmetadata||(this.nextLoadPosition=this.startPosition=n),this.tick()},a.prototype.onMediaEnded=function(){this.startPosition=this.lastCurrentTime=0},a.prototype.onHandlerDestroying=function(){this.stopLoad(),c.prototype.onHandlerDestroying.call(this)},a.prototype.onHandlerDestroyed=function(){this.state=R.State.STOPPED,this.fragmentTracker=null},a}(m.default);R.default=p}).call(this,T("./src/polyfills/number.js").Number)},"./src/controller/buffer-controller.js":function(w,R,T){"use strict";(function(_){var A=this&&this.__extends||function(){var o=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(r,i){r.__proto__=i}||function(r,i){for(var t in i)i.hasOwnProperty(t)&&(r[t]=i[t])};return function(r,i){o(r,i);function t(){this.constructor=r}r.prototype=i===null?Object.create(i):(t.prototype=i.prototype,new t)}}();Object.defineProperty(R,"__esModule",{value:!0});var m=T("./src/events.js"),y=T("./src/event-handler.js"),f=T("./src/utils/logger.js"),u=T("./src/errors.js"),p=T("./src/utils/mediasource-helper.js"),c=p.getMediaSource(),a=function(o){A(r,o);function r(i){var t=o.call(this,i,m.default.MEDIA_ATTACHING,m.default.MEDIA_DETACHING,m.default.MANIFEST_PARSED,m.default.BUFFER_RESET,m.default.BUFFER_APPENDING,m.default.BUFFER_CODECS,m.default.BUFFER_EOS,m.default.BUFFER_FLUSHING,m.default.LEVEL_PTS_UPDATED,m.default.LEVEL_UPDATED)||this;return t._msDuration=null,t._levelDuration=null,t._levelTargetDuration=10,t._live=null,t._objectUrl=null,t.bufferCodecEventsExpected=0,t.onsbue=t.onSBUpdateEnd.bind(t),t.onsbe=t.onSBUpdateError.bind(t),t.pendingTracks={},t.tracks={},t}return r.prototype.destroy=function(){y.default.prototype.destroy.call(this)},r.prototype.onLevelPtsUpdated=function(i){var t=i.type,e=this.tracks.audio;if(t==="audio"&&e&&e.container==="audio/mpeg"){var n=this.sourceBuffer.audio,d=Math.abs(n.timestampOffset-i.start);if(d>.1){var g=n.updating;try{n.abort()}catch(v){f.logger.warn("can not abort audio buffer: "+v)}g?this.audioTimestampOffset=i.start:(f.logger.warn("change mpeg audio timestamp offset from "+n.timestampOffset+" to "+i.start),n.timestampOffset=i.start)}}},r.prototype.onManifestParsed=function(i){this.bufferCodecEventsExpected=i.altAudio?2:1,f.logger.log(this.bufferCodecEventsExpected+" bufferCodec event(s) expected")},r.prototype.onMediaAttaching=function(i){var t=this.media=i.media;if(t){var e=this.mediaSource=new c;this.onmso=this.onMediaSourceOpen.bind(this),this.onmse=this.onMediaSourceEnded.bind(this),this.onmsc=this.onMediaSourceClose.bind(this),e.addEventListener("sourceopen",this.onmso),e.addEventListener("sourceended",this.onmse),e.addEventListener("sourceclose",this.onmsc),t.src=window.URL.createObjectURL(e),this._objectUrl=t.src}},r.prototype.onMediaDetaching=function(){f.logger.log("media source detaching");var i=this.mediaSource;if(i){if(i.readyState==="open")try{i.endOfStream()}catch(t){f.logger.warn("onMediaDetaching:"+t.message+" while calling endOfStream")}i.removeEventListener("sourceopen",this.onmso),i.removeEventListener("sourceended",this.onmse),i.removeEventListener("sourceclose",this.onmsc),this.media&&(window.URL.revokeObjectURL(this._objectUrl),this.media.src===this._objectUrl?(this.media.removeAttribute("src"),this.media.load()):f.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(m.default.MEDIA_DETACHED)},r.prototype.onMediaSourceOpen=function(){f.logger.log("media source opened"),this.hls.trigger(m.default.MEDIA_ATTACHED,{media:this.media});var i=this.mediaSource;i&&i.removeEventListener("sourceopen",this.onmso),this.checkPendingTracks()},r.prototype.checkPendingTracks=function(){var i=this,t=i.bufferCodecEventsExpected,e=i.pendingTracks,n=Object.keys(e).length;(n&&!t||n===2)&&(this.createSourceBuffers(e),this.pendingTracks={},this.doAppending())},r.prototype.onMediaSourceClose=function(){f.logger.log("media source closed")},r.prototype.onMediaSourceEnded=function(){f.logger.log("media source ended")},r.prototype.onSBUpdateEnd=function(){if(this.audioTimestampOffset){var i=this.sourceBuffer.audio;f.logger.warn("change mpeg audio timestamp offset from "+i.timestampOffset+" to "+this.audioTimestampOffset),i.timestampOffset=this.audioTimestampOffset,delete this.audioTimestampOffset}this._needsFlush&&this.doFlush(),this._needsEos&&this.checkEos(),this.appending=!1;var t=this.parent,e=this.segments.reduce(function(v,s){return s.parent===t?v+1:v},0),n={},d=this.sourceBuffer;for(var g in d)n[g]=d[g].buffered;this.hls.trigger(m.default.BUFFER_APPENDED,{parent:t,pending:e,timeRanges:n}),this._needsFlush||this.doAppending(),this.updateMediaElementDuration(),e===0&&this.flushLiveBackBuffer()},r.prototype.onSBUpdateError=function(i){f.logger.error("sourceBuffer error:",i),this.hls.trigger(m.default.ERROR,{type:u.ErrorTypes.MEDIA_ERROR,details:u.ErrorDetails.BUFFER_APPENDING_ERROR,fatal:!1})},r.prototype.onBufferReset=function(){var i=this.sourceBuffer;for(var t in i){var e=i[t];try{this.mediaSource.removeSourceBuffer(e),e.removeEventListener("updateend",this.onsbue),e.removeEventListener("error",this.onsbe)}catch(n){}}this.sourceBuffer={},this.flushRange=[],this.segments=[],this.appended=0},r.prototype.onBufferCodecs=function(i){var t=this;if(!Object.keys(this.sourceBuffer).length){Object.keys(i).forEach(function(n){t.pendingTracks[n]=i[n]});var e=this.mediaSource;this.bufferCodecEventsExpected=Math.max(this.bufferCodecEventsExpected-1,0),e&&e.readyState==="open"&&this.checkPendingTracks()}},r.prototype.createSourceBuffers=function(i){var t=this.sourceBuffer,e=this.mediaSource;for(var n in i)if(!t[n]){var d=i[n],g=d.levelCodec||d.codec,v=d.container+";codecs="+g;f.logger.log("creating sourceBuffer("+v+")");try{var s=t[n]=e.addSourceBuffer(v);s.addEventListener("updateend",this.onsbue),s.addEventListener("error",this.onsbe),this.tracks[n]={codec:g,container:d.container},d.buffer=s}catch(l){f.logger.error("error while trying to add sourceBuffer:"+l.message),this.hls.trigger(m.default.ERROR,{type:u.ErrorTypes.MEDIA_ERROR,details:u.ErrorDetails.BUFFER_ADD_CODEC_ERROR,fatal:!1,err:l,mimeType:v})}}this.hls.trigger(m.default.BUFFER_CREATED,{tracks:i})},r.prototype.onBufferAppending=function(i){this._needsFlush||(this.segments?this.segments.push(i):this.segments=[i],this.doAppending())},r.prototype.onBufferAppendFail=function(i){f.logger.error("sourceBuffer error:",i.event),this.hls.trigger(m.default.ERROR,{type:u.ErrorTypes.MEDIA_ERROR,details:u.ErrorDetails.BUFFER_APPENDING_ERROR,fatal:!1})},r.prototype.onBufferEos=function(i){var t=this.sourceBuffer,e=i.type;for(var n in t)(!e||n===e)&&(t[n].ended||(t[n].ended=!0,f.logger.log(n+" sourceBuffer now EOS")));this.checkEos()},r.prototype.checkEos=function(){var i=this.sourceBuffer,t=this.mediaSource;if(!t||t.readyState!=="open"){this._needsEos=!1;return}for(var e in i){var n=i[e];if(!n.ended)return;if(n.updating){this._needsEos=!0;return}}f.logger.log("all media data are available, signal endOfStream() to MediaSource and stop loading fragment");try{t.endOfStream()}catch(d){f.logger.warn("exception while calling mediaSource.endOfStream()")}this._needsEos=!1},r.prototype.onBufferFlushing=function(i){this.flushRange.push({start:i.startOffset,end:i.endOffset,type:i.type}),this.flushBufferCounter=0,this.doFlush()},r.prototype.flushLiveBackBuffer=function(){if(!!this._live){var i=this.hls.config.liveBackBufferLength;if(!(!isFinite(i)||i<0))for(var t=this.media.currentTime,e=this.sourceBuffer,n=Object.keys(e),d=t-Math.max(i,this._levelTargetDuration),g=n.length-1;g>=0;g--){var v=n[g],s=e[v].buffered;s.length>0&&d>s.start(0)&&this.removeBufferRange(v,e[v],0,d)}}},r.prototype.onLevelUpdated=function(i){var t=i.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 i=this.hls.config,t;if(!(this._levelDuration===null||!this.media||!this.mediaSource||!this.sourceBuffer||this.media.readyState===0||this.mediaSource.readyState!=="open")){for(var e in this.sourceBuffer)if(this.sourceBuffer[e].updating===!0)return;t=this.media.duration,this._msDuration===null&&(this._msDuration=this.mediaSource.duration),this._live===!0&&i.liveDurationInfinity===!0?(f.logger.log("Media Source duration is set to Infinity"),this._msDuration=this.mediaSource.duration=Infinity):(this._levelDuration>this._msDuration&&this._levelDuration>t||!_.isFinite(t))&&(f.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 i=this.flushRange[0];if(this.flushBuffer(i.start,i.end,i.type))this.flushRange.shift(),this.flushBufferCounter=0;else{this._needsFlush=!0;return}}if(this.flushRange.length===0){this._needsFlush=!1;var t=0,e=this.sourceBuffer;try{for(var n in e)t+=e[n].buffered.length}catch(d){f.logger.error("error while accessing sourceBuffer.buffered")}this.appended=t,this.hls.trigger(m.default.BUFFER_FLUSHED)}},r.prototype.doAppending=function(){var i=this,t=i.hls,e=i.segments,n=i.sourceBuffer;if(Object.keys(n).length){if(this.media.error){this.segments=[],f.logger.error("trying to append although a media error occured, flush segment and abort");return}if(this.appending)return;if(e&&e.length){var d=e.shift();try{var g=d.type,v=n[g];v?v.updating?e.unshift(d):(v.ended=!1,this.parent=d.parent,v.appendBuffer(d.data),this.appendError=0,this.appended++,this.appending=!0):this.onSBUpdateEnd()}catch(l){f.logger.error("error while trying to append buffer:"+l.message),e.unshift(d);var s={type:u.ErrorTypes.MEDIA_ERROR,parent:d.parent};l.code!==22?(this.appendError?this.appendError++:this.appendError=1,s.details=u.ErrorDetails.BUFFER_APPEND_ERROR,this.appendError>t.config.appendErrorMaxRetry?(f.logger.log("fail "+t.config.appendErrorMaxRetry+" times to append segment in sourceBuffer"),this.segments=[],s.fatal=!0,t.trigger(m.default.ERROR,s)):(s.fatal=!1,t.trigger(m.default.ERROR,s))):(this.segments=[],s.details=u.ErrorDetails.BUFFER_FULL_ERROR,s.fatal=!1,t.trigger(m.default.ERROR,s))}}}},r.prototype.flushBuffer=function(i,t,e){var n,d=this.sourceBuffer;if(Object.keys(d).length){if(f.logger.log("flushBuffer,pos/start/end: "+this.media.currentTime.toFixed(3)+"/"+i+"/"+t),this.flushBufferCounter<this.appended){for(var g in d)if(!(e&&g!==e)){if(n=d[g],n.ended=!1,n.updating)return f.logger.warn("cannot flush, sb updating in progress"),!1;if(this.removeBufferRange(g,n,i,t))return this.flushBufferCounter++,!1}}else f.logger.warn("abort flushing too many retries");f.logger.log("buffer flushed")}return!0},r.prototype.removeBufferRange=function(i,t,e,n){try{for(var d=0;d<t.buffered.length;d++){var g=t.buffered.start(d),v=t.buffered.end(d),s=Math.max(g,e),l=Math.min(v,n);if(Math.min(l,v)-s>.5)return f.logger.log("sb remove "+i+" ["+s+","+l+"], of ["+g+","+v+"], pos:"+this.media.currentTime),t.remove(s,l),!0}}catch(x){f.logger.warn("removeBufferRange failed",x)}return!1},r}(y.default);R.default=a}).call(this,T("./src/polyfills/number.js").Number)},"./src/controller/cap-level-controller.js":function(w,R,T){"use strict";(function(_){var A=this&&this.__extends||function(){var u=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(p,c){p.__proto__=c}||function(p,c){for(var a in c)c.hasOwnProperty(a)&&(p[a]=c[a])};return function(p,c){u(p,c);function a(){this.constructor=p}p.prototype=c===null?Object.create(c):(a.prototype=c.prototype,new a)}}();Object.defineProperty(R,"__esModule",{value:!0});var m=T("./src/events.js"),y=T("./src/event-handler.js"),f=function(u){A(p,u);function p(c){var a=u.call(this,c,m.default.FPS_DROP_LEVEL_CAPPING,m.default.MEDIA_ATTACHING,m.default.MANIFEST_PARSED,m.default.BUFFER_CODECS,m.default.MEDIA_DETACHING)||this;return a.autoLevelCapping=_.POSITIVE_INFINITY,a.firstLevel=null,a.levels=[],a.media=null,a.restrictedLevels=[],a.timer=null,a}return p.prototype.destroy=function(){this.hls.config.capLevelToPlayerSize&&(this.media=null,this._stopCapping())},p.prototype.onFpsDropLevelCapping=function(c){p.isLevelAllowed(c.droppedLevel,this.restrictedLevels)&&this.restrictedLevels.push(c.droppedLevel)},p.prototype.onMediaAttaching=function(c){this.media=c.media instanceof window.HTMLVideoElement?c.media:null},p.prototype.onManifestParsed=function(c){var a=this.hls;this.restrictedLevels=[],this.levels=c.levels,this.firstLevel=c.firstLevel,a.config.capLevelToPlayerSize&&c.video&&this._startCapping()},p.prototype.onBufferCodecs=function(c){var a=this.hls;a.config.capLevelToPlayerSize&&c.video&&this._startCapping()},p.prototype.onLevelsUpdated=function(c){this.levels=c.levels},p.prototype.onMediaDetaching=function(){this._stopCapping()},p.prototype.detectPlayerSize=function(){if(this.media){var c=this.levels?this.levels.length:0;if(c){var a=this.hls;a.autoLevelCapping=this.getMaxLevel(c-1),a.autoLevelCapping>this.autoLevelCapping&&a.streamController.nextLevelSwitch(),this.autoLevelCapping=a.autoLevelCapping}}},p.prototype.getMaxLevel=function(c){var a=this;if(!this.levels)return-1;var o=this.levels.filter(function(r,i){return p.isLevelAllowed(i,a.restrictedLevels)&&i<=c});return p.getMaxLevelByMediaSize(o,this.mediaWidth,this.mediaHeight)},p.prototype._startCapping=function(){this.timer||(this.autoLevelCapping=_.POSITIVE_INFINITY,this.hls.firstLevel=this.getMaxLevel(this.firstLevel),clearInterval(this.timer),this.timer=setInterval(this.detectPlayerSize.bind(this),1e3),this.detectPlayerSize())},p.prototype._stopCapping=function(){this.restrictedLevels=[],this.firstLevel=null,this.autoLevelCapping=_.POSITIVE_INFINITY,this.timer&&(this.timer=clearInterval(this.timer),this.timer=null)},Object.defineProperty(p.prototype,"mediaWidth",{get:function(){var c,a=this.media;return a&&(c=a.width||a.clientWidth||a.offsetWidth,c*=p.contentScaleFactor),c},enumerable:!0,configurable:!0}),Object.defineProperty(p.prototype,"mediaHeight",{get:function(){var c,a=this.media;return a&&(c=a.height||a.clientHeight||a.offsetHeight,c*=p.contentScaleFactor),c},enumerable:!0,configurable:!0}),Object.defineProperty(p,"contentScaleFactor",{get:function(){var c=1;try{c=window.devicePixelRatio}catch(a){}return c},enumerable:!0,configurable:!0}),p.isLevelAllowed=function(c,a){return a===void 0&&(a=[]),a.indexOf(c)===-1},p.getMaxLevelByMediaSize=function(c,a,o){if(!c||c&&!c.length)return-1;for(var r=function(n,d){return d?n.width!==d.width||n.height!==d.height:!0},i=c.length-1,t=0;t<c.length;t+=1){var e=c[t];if((e.width>=a||e.height>=o)&&r(e,c[t+1])){i=t;break}}return i},p}(y.default);R.default=f}).call(this,T("./src/polyfills/number.js").Number)},"./src/controller/eme-controller.js":function(w,R,T){"use strict";var _=this&&this.__extends||function(){var i=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(t,e){t.__proto__=e}||function(t,e){for(var n in e)e.hasOwnProperty(n)&&(t[n]=e[n])};return function(t,e){i(t,e);function n(){this.constructor=t}t.prototype=e===null?Object.create(e):(n.prototype=e.prototype,new n)}}();Object.defineProperty(R,"__esModule",{value:!0});var A=T("./src/event-handler.js"),m=T("./src/events.js"),y=T("./src/errors.js"),f=T("./src/utils/logger.js"),u=window.XMLHttpRequest,p=3,c={WIDEVINE:"com.widevine.alpha",PLAYREADY:"com.microsoft.playready"},a=function(i,t,e){var n={videoCapabilities:[]};return t.forEach(function(d){n.videoCapabilities.push({contentType:'video/mp4; codecs="'+d+'"'})}),[n]},o=function(i,t,e){switch(i){case c.WIDEVINE:return a(t,e);default:throw Error("Unknown key-system: "+i)}},r=function(i){_(t,i);function t(e){var n=i.call(this,e,m.default.MEDIA_ATTACHED,m.default.MANIFEST_PARSED)||this;return n._widevineLicenseUrl=e.config.widevineLicenseUrl,n._licenseXhrSetup=e.config.licenseXhrSetup,n._emeEnabled=e.config.emeEnabled,n._requestMediaKeySystemAccess=e.config.requestMediaKeySystemAccessFunc,n._mediaKeysList=[],n._media=null,n._hasSetMediaKeys=!1,n._isMediaEncrypted=!1,n._requestLicenseFailureCount=0,n}return t.prototype.getLicenseServerUrl=function(e){var n;switch(e){case c.WIDEVINE:n=this._widevineLicenseUrl;break;default:n=null;break}return n||(f.logger.error('No license server URL configured for key-system "'+e+'"'),this.hls.trigger(m.default.ERROR,{type:y.ErrorTypes.KEY_SYSTEM_ERROR,details:y.ErrorDetails.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0})),n},t.prototype._attemptKeySystemAccess=function(e,n,d){var g=this,v=o(e,n,d);if(!v){f.logger.warn("Can not create config for key-system (maybe because platform is not supported):",e);return}f.logger.log("Requesting encrypted media key-system access"),this.requestMediaKeySystemAccess(e,v).then(function(s){g._onMediaKeySystemAccessObtained(e,s)}).catch(function(s){f.logger.error('Failed to obtain key-system "'+e+'" access:',s)})},Object.defineProperty(t.prototype,"requestMediaKeySystemAccess",{get:function(){if(!this._requestMediaKeySystemAccess)throw new Error("No requestMediaKeySystemAccess function configured");return this._requestMediaKeySystemAccess},enumerable:!0,configurable:!0}),t.prototype._onMediaKeySystemAccessObtained=function(e,n){var d=this;f.logger.log('Access for key-system "'+e+'" obtained');var g={mediaKeys:null,mediaKeysSession:null,mediaKeysSessionInitialized:!1,mediaKeySystemAccess:n,mediaKeySystemDomain:e};this._mediaKeysList.push(g),n.createMediaKeys().then(function(v){g.mediaKeys=v,f.logger.log('Media-keys created for key-system "'+e+'"'),d._onMediaKeysCreated()}).catch(function(v){f.logger.error("Failed to create media-keys:",v)})},t.prototype._onMediaKeysCreated=function(){var e=this;this._mediaKeysList.forEach(function(n){n.mediaKeysSession||(n.mediaKeysSession=n.mediaKeys.createSession(),e._onNewMediaKeySession(n.mediaKeysSession))})},t.prototype._onNewMediaKeySession=function(e){var n=this;f.logger.log("New key-system session "+e.sessionId),e.addEventListener("message",function(d){n._onKeySessionMessage(e,d.message)},!1)},t.prototype._onKeySessionMessage=function(e,n){f.logger.log("Got EME message event, creating license request"),this._requestLicense(n,function(d){f.logger.log("Received license data, updating key-session"),e.update(d)})},t.prototype._onMediaEncrypted=function(e,n){f.logger.log('Media is encrypted using "'+e+'" init data type'),this._isMediaEncrypted=!0,this._mediaEncryptionInitDataType=e,this._mediaEncryptionInitData=n,this._attemptSetMediaKeys(),this._generateRequestWithPreferredKeySession()},t.prototype._attemptSetMediaKeys=function(){if(!this._hasSetMediaKeys){var e=this._mediaKeysList[0];if(!e||!e.mediaKeys){f.logger.error("Fatal: Media is encrypted but no CDM access or no keys have been obtained yet"),this.hls.trigger(m.default.ERROR,{type:y.ErrorTypes.KEY_SYSTEM_ERROR,details:y.ErrorDetails.KEY_SYSTEM_NO_KEYS,fatal:!0});return}f.logger.log("Setting keys for encrypted media"),this._media.setMediaKeys(e.mediaKeys),this._hasSetMediaKeys=!0}},t.prototype._generateRequestWithPreferredKeySession=function(){var e=this,n=this._mediaKeysList[0];if(!n){f.logger.error("Fatal: Media is encrypted but not any key-system access has been obtained yet"),this.hls.trigger(m.default.ERROR,{type:y.ErrorTypes.KEY_SYSTEM_ERROR,details:y.ErrorDetails.KEY_SYSTEM_NO_ACCESS,fatal:!0});return}if(n.mediaKeysSessionInitialized){f.logger.warn("Key-Session already initialized but requested again");return}var d=n.mediaKeysSession;d||(f.logger.error("Fatal: Media is encrypted but no key-session existing"),this.hls.trigger(m.default.ERROR,{type:y.ErrorTypes.KEY_SYSTEM_ERROR,details:y.ErrorDetails.KEY_SYSTEM_NO_SESSION,fatal:!0}));var g=this._mediaEncryptionInitDataType,v=this._mediaEncryptionInitData;f.logger.log('Generating key-session request for "'+g+'" init data type'),n.mediaKeysSessionInitialized=!0,d.generateRequest(g,v).then(function(){f.logger.debug("Key-session generation succeeded")}).catch(function(s){f.logger.error("Error generating key-session request:",s),e.hls.trigger(m.default.ERROR,{type:y.ErrorTypes.KEY_SYSTEM_ERROR,details:y.ErrorDetails.KEY_SYSTEM_NO_SESSION,fatal:!1})})},t.prototype._createLicenseXhr=function(e,n,d){var g=new u,v=this._licenseXhrSetup;try{if(v)try{v(g,e)}catch(s){g.open("POST",e,!0),v(g,e)}g.readyState||g.open("POST",e,!0)}catch(s){f.logger.error("Error setting up key-system license XHR",s),this.hls.trigger(m.default.ERROR,{type:y.ErrorTypes.KEY_SYSTEM_ERROR,details:y.ErrorDetails.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0});return}return g.responseType="arraybuffer",g.onreadystatechange=this._onLicenseRequestReadyStageChange.bind(this,g,e,n,d),g},t.prototype._onLicenseRequestReadyStageChange=function(e,n,d,g){switch(e.readyState){case 4:if(e.status===200)this._requestLicenseFailureCount=0,f.logger.log("License request succeeded"),g(e.response);else{if(f.logger.error("License Request XHR failed ("+n+"). Status: "+e.status+" ("+e.statusText+")"),this._requestLicenseFailureCount++,this._requestLicenseFailureCount<=p){var v=p-this._requestLicenseFailureCount+1;f.logger.warn("Retrying license request, "+v+" attempts left"),this._requestLicense(d,g);return}this.hls.trigger(m.default.ERROR,{type:y.ErrorTypes.KEY_SYSTEM_ERROR,details:y.ErrorDetails.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0})}break}},t.prototype._generateLicenseRequestChallenge=function(e,n){var d;return e.mediaKeySystemDomain===c.PLAYREADY?f.logger.error("PlayReady is not supported (yet)"):e.mediaKeySystemDomain===c.WIDEVINE?d=n:f.logger.error("Unsupported key-system:",e.mediaKeySystemDomain),d},t.prototype._requestLicense=function(e,n){f.logger.log("Requesting content license for key-system");var d=this._mediaKeysList[0];if(!d){f.logger.error("Fatal error: Media is encrypted but no key-system access has been obtained yet"),this.hls.trigger(m.default.ERROR,{type:y.ErrorTypes.KEY_SYSTEM_ERROR,details:y.ErrorDetails.KEY_SYSTEM_NO_ACCESS,fatal:!0});return}var g=this.getLicenseServerUrl(d.mediaKeySystemDomain),v=this._createLicenseXhr(g,e,n);f.logger.log("Sending license request to URL: "+g),v.send(this._generateLicenseRequestChallenge(d,e))},t.prototype.onMediaAttached=function(e){var n=this;if(!!this._emeEnabled){var d=e.media;this._media=d,d.addEventListener("encrypted",function(g){n._onMediaEncrypted(g.initDataType,g.initData)})}},t.prototype.onManifestParsed=function(e){if(!!this._emeEnabled){var n=e.levels.map(function(g){return g.audioCodec}),d=e.levels.map(function(g){return g.videoCodec});this._attemptKeySystemAccess(c.WIDEVINE,n,d)}},t}(A.default);R.default=r},"./src/controller/fps-controller.js":function(w,R,T){"use strict";var _=this&&this.__extends||function(){var p=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(c,a){c.__proto__=a}||function(c,a){for(var o in a)a.hasOwnProperty(o)&&(c[o]=a[o])};return function(c,a){p(c,a);function o(){this.constructor=c}c.prototype=a===null?Object.create(a):(o.prototype=a.prototype,new o)}}();Object.defineProperty(R,"__esModule",{value:!0});var A=T("./src/events.js"),m=T("./src/event-handler.js"),y=T("./src/utils/logger.js"),f=window.performance,u=function(p){_(c,p);function c(a){return p.call(this,a,A.default.MEDIA_ATTACHING)||this}return c.prototype.destroy=function(){this.timer&&clearInterval(this.timer),this.isVideoPlaybackQualityAvailable=!1},c.prototype.onMediaAttaching=function(a){var o=this.hls.config;if(o.capLevelOnFPSDrop){var r=this.video=a.media instanceof window.HTMLVideoElement?a.media:null;typeof r.getVideoPlaybackQuality=="function"&&(this.isVideoPlaybackQualityAvailable=!0),clearInterval(this.timer),this.timer=setInterval(this.checkFPSInterval.bind(this),o.fpsDroppedMonitoringPeriod)}},c.prototype.checkFPS=function(a,o,r){var i=f.now();if(o){if(this.lastTime){var t=i-this.lastTime,e=r-this.lastDroppedFrames,n=o-this.lastDecodedFrames,d=1e3*e/t,g=this.hls;if(g.trigger(A.default.FPS_DROP,{currentDropped:e,currentDecoded:n,totalDroppedFrames:r}),d>0&&e>g.config.fpsDroppedMonitoringThreshold*n){var v=g.currentLevel;y.logger.warn("drop FPS ratio greater than max allowed value for currentLevel: "+v),v>0&&(g.autoLevelCapping===-1||g.autoLevelCapping>=v)&&(v=v-1,g.trigger(A.default.FPS_DROP_LEVEL_CAPPING,{level:v,droppedLevel:g.currentLevel}),g.autoLevelCapping=v,g.streamController.nextLevelSwitch())}}this.lastTime=i,this.lastDroppedFrames=r,this.lastDecodedFrames=o}},c.prototype.checkFPSInterval=function(){var a=this.video;if(a)if(this.isVideoPlaybackQualityAvailable){var o=a.getVideoPlaybackQuality();this.checkFPS(a,o.totalVideoFrames,o.droppedVideoFrames)}else this.checkFPS(a,a.webkitDecodedFrameCount,a.webkitDroppedFrameCount)},c}(m.default);R.default=u},"./src/controller/fragment-finders.js":function(w,R,T){"use strict";(function(_){Object.defineProperty(R,"__esModule",{value:!0});var A=T("./src/utils/binary-search.js");function m(p,c,a){if(!Array.isArray(p)||!p.length||!_.isFinite(c)||c<p[0].programDateTime||c>=p[p.length-1].endProgramDateTime)return null;a=a||0;for(var o=0;o<p.length;++o){var r=p[o];if(u(c,a,r))return r}return null}R.findFragmentByPDT=m;function y(p,c,a,o){a===void 0&&(a=0),o===void 0&&(o=0);var r=p?c[p.sn-c[0].sn+1]:null;return r&&!f(a,o,r)?r:A.default.search(c,f.bind(null,a,o))}R.findFragmentByPTS=y;function f(p,c,a){p===void 0&&(p=0),c===void 0&&(c=0);var o=Math.min(c,a.duration+(a.deltaPTS?a.deltaPTS:0));return a.start+a.duration-o<=p?1:a.start-o>p&&a.start?-1:0}R.fragmentWithinToleranceTest=f;function u(p,c,a){var o=Math.min(c,a.duration+(a.deltaPTS?a.deltaPTS:0))*1e3;return a.endProgramDateTime-o>p}R.pdtWithinToleranceTest=u}).call(this,T("./src/polyfills/number.js").Number)},"./src/controller/fragment-tracker.js":function(w,R,T){"use strict";(function(_){var A=this&&this.__extends||function(){var u=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(p,c){p.__proto__=c}||function(p,c){for(var a in c)c.hasOwnProperty(a)&&(p[a]=c[a])};return function(p,c){u(p,c);function a(){this.constructor=p}p.prototype=c===null?Object.create(c):(a.prototype=c.prototype,new a)}}();Object.defineProperty(R,"__esModule",{value:!0});var m=T("./src/event-handler.js"),y=T("./src/events.js");R.FragmentState={NOT_LOADED:"NOT_LOADED",APPENDING:"APPENDING",PARTIAL:"PARTIAL",OK:"OK"};var f=function(u){A(p,u);function p(c){var a=u.call(this,c,y.default.BUFFER_APPENDED,y.default.FRAG_BUFFERED,y.default.FRAG_LOADED)||this;return a.bufferPadding=.2,a.fragments=Object.create(null),a.timeRanges=Object.create(null),a.config=c.config,a}return p.prototype.destroy=function(){this.fragments=Object.create(null),this.timeRanges=Object.create(null),this.config=null,m.default.prototype.destroy.call(this),u.prototype.destroy.call(this)},p.prototype.getBufferedFrag=function(c,a){var o=this.fragments,r=Object.keys(o).filter(function(t){var e=o[t];if(e.body.type!==a||!e.buffered)return!1;var n=e.body;return n.startPTS<=c&&c<=n.endPTS});if(r.length===0)return null;var i=r.pop();return o[i].body},p.prototype.detectEvictedFragments=function(c,a){var o=this,r,i;Object.keys(this.fragments).forEach(function(t){var e=o.fragments[t];if(e.buffered===!0){var n=e.range[c];if(n){r=n.time;for(var d=0;d<r.length;d++)if(i=r[d],o.isTimeBuffered(i.startPTS,i.endPTS,a)===!1){o.removeFragment(e.body);break}}}})},p.prototype.detectPartialFragments=function(c){var a=this,o=this.getFragmentKey(c),r=this.fragments[o];r&&(r.buffered=!0,Object.keys(this.timeRanges).forEach(function(i){if(c.hasElementaryStream(i)){var t=a.timeRanges[i];r.range[i]=a.getBufferedTimes(c.startPTS,c.endPTS,t)}}))},p.prototype.getBufferedTimes=function(c,a,o){for(var r=[],i,t,e=!1,n=0;n<o.length;n++)if(i=o.start(n)-this.bufferPadding,t=o.end(n)+this.bufferPadding,c>=i&&a<=t){r.push({startPTS:Math.max(c,o.start(n)),endPTS:Math.min(a,o.end(n))});break}else if(c<t&&a>i)r.push({startPTS:Math.max(c,o.start(n)),endPTS:Math.min(a,o.end(n))}),e=!0;else if(a<=i)break;return{time:r,partial:e}},p.prototype.getFragmentKey=function(c){return c.type+"_"+c.level+"_"+c.urlId+"_"+c.sn},p.prototype.getPartialFragment=function(c){var a=this,o,r,i,t=null,e=0;return Object.keys(this.fragments).forEach(function(n){var d=a.fragments[n];a.isPartial(d)&&(r=d.body.startPTS-a.bufferPadding,i=d.body.endPTS+a.bufferPadding,c>=r&&c<=i&&(o=Math.min(c-r,i-c),e<=o&&(t=d.body,e=o)))}),t},p.prototype.getState=function(c){var a=this.getFragmentKey(c),o=this.fragments[a],r=R.FragmentState.NOT_LOADED;return o!==void 0&&(o.buffered?this.isPartial(o)===!0?r=R.FragmentState.PARTIAL:r=R.FragmentState.OK:r=R.FragmentState.APPENDING),r},p.prototype.isPartial=function(c){return c.buffered===!0&&(c.range.video!==void 0&&c.range.video.partial===!0||c.range.audio!==void 0&&c.range.audio.partial===!0)},p.prototype.isTimeBuffered=function(c,a,o){for(var r,i,t=0;t<o.length;t++){if(r=o.start(t)-this.bufferPadding,i=o.end(t)+this.bufferPadding,c>=r&&a<=i)return!0;if(a<=r)return!1}return!1},p.prototype.onFragLoaded=function(c){var a=c.frag;!_.isFinite(a.sn)||a.bitrateTest||(this.fragments[this.getFragmentKey(a)]={body:a,range:Object.create(null),buffered:!1})},p.prototype.onBufferAppended=function(c){var a=this;this.timeRanges=c.timeRanges,Object.keys(this.timeRanges).forEach(function(o){var r=a.timeRanges[o];a.detectEvictedFragments(o,r)})},p.prototype.onFragBuffered=function(c){this.detectPartialFragments(c.frag)},p.prototype.hasFragment=function(c){var a=this.getFragmentKey(c);return this.fragments[a]!==void 0},p.prototype.removeFragment=function(c){var a=this.getFragmentKey(c);delete this.fragments[a]},p.prototype.removeAllFragments=function(){this.fragments=Object.create(null)},p}(m.default);R.FragmentTracker=f}).call(this,T("./src/polyfills/number.js").Number)},"./src/controller/gap-controller.js":function(w,R,T){"use strict";Object.defineProperty(R,"__esModule",{value:!0});var _=T("./src/utils/buffer-helper.js"),A=T("./src/errors.js"),m=T("./src/events.js"),y=T("./src/utils/logger.js"),f=1e3,u=.5,p=function(){function c(a,o,r,i){this.config=a,this.media=o,this.fragmentTracker=r,this.hls=i,this.stallReported=!1}return c.prototype.poll=function(a,o){var r=this,i=r.config,t=r.media,e=t.currentTime,n=window.performance.now();if(e!==a){this.stallReported&&(y.logger.warn("playback not stuck anymore @"+e+", after "+Math.round(n-this.stalled)+"ms"),this.stallReported=!1),this.stalled=null,this.nudgeRetry=0;return}if(!(t.ended||!t.buffered.length||t.readyState>2)&&!(t.seeking&&_.BufferHelper.isBuffered(t,e))){var d=n-this.stalled,g=_.BufferHelper.bufferInfo(t,e,i.maxBufferHole);if(this.stalled)d>=f&&this._reportStall(g.len);else{this.stalled=n;return}this._tryFixBufferStall(g,d)}},c.prototype._tryFixBufferStall=function(a,o){var r=this,i=r.config,t=r.fragmentTracker,e=r.media,n=e.currentTime,d=t.getPartialFragment(n);d&&this._trySkipBufferHole(d),a.len>u&&o>i.highBufferWatchdogPeriod*1e3&&(this.stalled=null,this._tryNudgeBuffer())},c.prototype._reportStall=function(a){var o=this,r=o.hls,i=o.media,t=o.stallReported;t||(this.stallReported=!0,y.logger.warn("Playback stalling at @"+i.currentTime+" due to low buffer"),r.trigger(m.default.ERROR,{type:A.ErrorTypes.MEDIA_ERROR,details:A.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!1,buffer:a}))},c.prototype._trySkipBufferHole=function(a){for(var o=this,r=o.hls,i=o.media,t=i.currentTime,e=0,n=0;n<i.buffered.length;n++){var d=i.buffered.start(n);if(t>=e&&t<d){i.currentTime=Math.max(d,i.currentTime+.1),y.logger.warn("skipping hole, adjusting currentTime from "+t+" to "+i.currentTime),this.stalled=null,r.trigger(m.default.ERROR,{type:A.ErrorTypes.MEDIA_ERROR,details:A.ErrorDetails.BUFFER_SEEK_OVER_HOLE,fatal:!1,reason:"fragment loaded with buffer holes, seeking from "+t+" to "+i.currentTime,frag:a});return}e=i.buffered.end(n)}},c.prototype._tryNudgeBuffer=function(){var a=this,o=a.config,r=a.hls,i=a.media,t=i.currentTime,e=(this.nudgeRetry||0)+1;if(this.nudgeRetry=e,e<o.nudgeMaxRetry){var n=t+e*o.nudgeOffset;y.logger.log("adjust currentTime from "+t+" to "+n),i.currentTime=n,r.trigger(m.default.ERROR,{type:A.ErrorTypes.MEDIA_ERROR,details:A.ErrorDetails.BUFFER_NUDGE_ON_STALL,fatal:!1})}else y.logger.error("still stuck in high buffer @"+t+" after "+o.nudgeMaxRetry+", raise fatal error"),r.trigger(m.default.ERROR,{type:A.ErrorTypes.MEDIA_ERROR,details:A.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!0})},c}();R.default=p},"./src/controller/id3-track-controller.js":function(w,R,T){"use strict";var _=this&&this.__extends||function(){var p=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(c,a){c.__proto__=a}||function(c,a){for(var o in a)a.hasOwnProperty(o)&&(c[o]=a[o])};return function(c,a){p(c,a);function o(){this.constructor=c}c.prototype=a===null?Object.create(a):(o.prototype=a.prototype,new o)}}();Object.defineProperty(R,"__esModule",{value:!0});var A=T("./src/events.js"),m=T("./src/event-handler.js"),y=T("./src/demux/id3.js"),f=T("./src/utils/texttrack-utils.js"),u=function(p){_(c,p);function c(a){var o=p.call(this,a,A.default.MEDIA_ATTACHED,A.default.MEDIA_DETACHING,A.default.FRAG_PARSING_METADATA)||this;return o.id3Track=void 0,o.media=void 0,o}return c.prototype.destroy=function(){m.default.prototype.destroy.call(this)},c.prototype.onMediaAttached=function(a){this.media=a.media,!this.media},c.prototype.onMediaDetaching=function(){f.clearCurrentCues(this.id3Track),this.id3Track=void 0,this.media=void 0},c.prototype.getID3Track=function(a){for(var o=0;o<a.length;o++){var r=a[o];if(r.kind==="metadata"&&r.label==="id3")return f.sendAddTrackEvent(r,this.media),r}return this.media.addTextTrack("metadata","id3")},c.prototype.onFragParsingMetadata=function(a){var o=a.frag,r=a.samples;this.id3Track||(this.id3Track=this.getID3Track(this.media.textTracks),this.id3Track.mode="hidden");for(var i=window.WebKitDataCue||window.VTTCue||window.TextTrackCue,t=0;t<r.length;t++){var e=y.default.getID3Frames(r[t].data);if(e){var n=r[t].pts,d=t<r.length-1?r[t+1].pts:o.endPTS;n===d&&(d+=1e-4);for(var g=0;g<e.length;g++){var v=e[g];if(!y.default.isTimeStampFrame(v)){var s=new i(n,d,"");s.value=v,this.id3Track.addCue(s)}}}}},c}(m.default);R.default=u},"./src/controller/level-controller.js":function(w,R,T){"use strict";var _=this&&this.__extends||function(){var r=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(i,t){i.__proto__=t}||function(i,t){for(var e in t)t.hasOwnProperty(e)&&(i[e]=t[e])};return function(i,t){r(i,t);function e(){this.constructor=i}i.prototype=t===null?Object.create(t):(e.prototype=t.prototype,new e)}}();Object.defineProperty(R,"__esModule",{value:!0});var A=T("./src/events.js"),m=T("./src/event-handler.js"),y=T("./src/utils/logger.js"),f=T("./src/errors.js"),u=T("./src/utils/codecs.js"),p=T("./src/controller/level-helper.js"),c=window.performance,a,o=function(r){_(i,r);function i(t){var e=r.call(this,t,A.default.MANIFEST_LOADED,A.default.LEVEL_LOADED,A.default.AUDIO_TRACK_SWITCHED,A.default.FRAG_LOADED,A.default.ERROR)||this;return e.canload=!1,e.currentLevelIndex=null,e.manualLevelIndex=-1,e.timer=null,a=/chrome|firefox/.test(navigator.userAgent.toLowerCase()),e}return i.prototype.onHandlerDestroying=function(){this.clearTimer(),this.manualLevelIndex=-1},i.prototype.clearTimer=function(){this.timer!==null&&(clearTimeout(this.timer),this.timer=null)},i.prototype.startLoad=function(){var t=this._levels;this.canload=!0,this.levelRetryCount=0,t&&t.forEach(function(e){e.loadError=0;var n=e.details;n&&n.live&&(e.details=void 0)}),this.timer!==null&&this.loadLevel()},i.prototype.stopLoad=function(){this.canload=!1},i.prototype.onManifestLoaded=function(t){var e=[],n=[],d,g={},v=null,s=!1,l=!1;if(t.levels.forEach(function(h){var E=h.attrs;h.loadError=0,h.fragmentError=!1,s=s||!!h.videoCodec,l=l||!!h.audioCodec,a&&h.audioCodec&&h.audioCodec.indexOf("mp4a.40.34")!==-1&&(h.audioCodec=void 0),v=g[h.bitrate],v?v.url.push(h.url):(h.url=[h.url],h.urlId=0,g[h.bitrate]=h,e.push(h)),E&&(E.AUDIO&&(l=!0,p.addGroupId(v||h,"audio",E.AUDIO)),E.SUBTITLES&&p.addGroupId(v||h,"text",E.SUBTITLES))}),s&&l&&(e=e.filter(function(h){var E=h.videoCodec;return!!E})),e=e.filter(function(h){var E=h.audioCodec,S=h.videoCodec;return(!E||u.isCodecSupportedInMp4(E,"audio"))&&(!S||u.isCodecSupportedInMp4(S,"video"))}),t.audioTracks&&(n=t.audioTracks.filter(function(h){return!h.audioCodec||u.isCodecSupportedInMp4(h.audioCodec,"audio")}),n.forEach(function(h,E){h.id=E})),e.length>0){d=e[0].bitrate,e.sort(function(h,E){return h.bitrate-E.bitrate}),this._levels=e;for(var x=0;x<e.length;x++)if(e[x].bitrate===d){this._firstLevel=x,y.logger.log("manifest loaded,"+e.length+" level(s) found, first bitrate:"+d);break}this.hls.trigger(A.default.MANIFEST_PARSED,{levels:e,audioTracks:n,firstLevel:this._firstLevel,stats:t.stats,audio:l,video:s,altAudio:n.some(function(h){return!!h.url})})}else this.hls.trigger(A.default.ERROR,{type:f.ErrorTypes.MEDIA_ERROR,details:f.ErrorDetails.MANIFEST_INCOMPATIBLE_CODECS_ERROR,fatal:!0,url:this.hls.url,reason:"no level with compatible codecs found in manifest"})},Object.defineProperty(i.prototype,"levels",{get:function(){return this._levels},enumerable:!0,configurable:!0}),Object.defineProperty(i.prototype,"level",{get:function(){return this.currentLevelIndex},set:function(t){var e=this._levels;e&&(t=Math.min(t,e.length-1),(this.currentLevelIndex!==t||!e[t].details)&&this.setLevelInternal(t))},enumerable:!0,configurable:!0}),i.prototype.setLevelInternal=function(t){var e=this._levels,n=this.hls;if(t>=0&&t<e.length){if(this.clearTimer(),this.currentLevelIndex!==t){y.logger.log("switching to level "+t),this.currentLevelIndex=t;var d=e[t];d.level=t,n.trigger(A.default.LEVEL_SWITCHING,d)}var g=e[t],v=g.details;if(!v||v.live){var s=g.urlId;n.trigger(A.default.LEVEL_LOADING,{url:g.url[s],level:t,id:s})}}else n.trigger(A.default.ERROR,{type:f.ErrorTypes.OTHER_ERROR,details:f.ErrorDetails.LEVEL_SWITCH_ERROR,level:t,fatal:!1,reason:"invalid level idx"})},Object.defineProperty(i.prototype,"manualLevel",{get:function(){return this.manualLevelIndex},set:function(t){this.manualLevelIndex=t,this._startLevel===void 0&&(this._startLevel=t),t!==-1&&(this.level=t)},enumerable:!0,configurable:!0}),Object.defineProperty(i.prototype,"firstLevel",{get:function(){return this._firstLevel},set:function(t){this._firstLevel=t},enumerable:!0,configurable:!0}),Object.defineProperty(i.prototype,"startLevel",{get:function(){if(this._startLevel===void 0){var t=this.hls.config.startLevel;return t!==void 0?t:this._firstLevel}else return this._startLevel},set:function(t){this._startLevel=t},enumerable:!0,configurable:!0}),i.prototype.onError=function(t){if(t.fatal){t.type===f.ErrorTypes.NETWORK_ERROR&&this.clearTimer();return}var e=!1,n=!1,d;switch(t.details){case f.ErrorDetails.FRAG_LOAD_ERROR:case f.ErrorDetails.FRAG_LOAD_TIMEOUT:case f.ErrorDetails.KEY_LOAD_ERROR:case f.ErrorDetails.KEY_LOAD_TIMEOUT:d=t.frag.level,n=!0;break;case f.ErrorDetails.LEVEL_LOAD_ERROR:case f.ErrorDetails.LEVEL_LOAD_TIMEOUT:d=t.context.level,e=!0;break;case f.ErrorDetails.REMUX_ALLOC_ERROR:d=t.level,e=!0;break}d!==void 0&&this.recoverLevel(t,d,e,n)},i.prototype.recoverLevel=function(t,e,n,d){var g=this,v=this.hls.config,s=t.details,l=this._levels[e],x,h,E;if(l.loadError++,l.fragmentError=d,n)if(this.levelRetryCount+1<=v.levelLoadingMaxRetry)h=Math.min(Math.pow(2,this.levelRetryCount)*v.levelLoadingRetryDelay,v.levelLoadingMaxRetryTimeout),this.timer=setTimeout(function(){return g.loadLevel()},h),t.levelRetry=!0,this.levelRetryCount++,y.logger.warn("level controller, "+s+", retry in "+h+" ms, current retry count is "+this.levelRetryCount);else{y.logger.error("level controller, cannot recover from "+s+" error"),this.currentLevelIndex=null,this.clearTimer(),t.fatal=!0;return}(n||d)&&(x=l.url.length,x>1&&l.loadError<x?(l.urlId=(l.urlId+1)%x,l.details=void 0,y.logger.warn("level controller, "+s+" for level "+e+": switching to redundant URL-id "+l.urlId)):this.manualLevelIndex===-1?(E=e===0?this._levels.length-1:e-1,y.logger.warn("level controller, "+s+": switch to "+E),this.hls.nextAutoLevel=this.currentLevelIndex=E):d&&(y.logger.warn("level controller, "+s+": reload a fragment"),this.currentLevelIndex=null))},i.prototype.onFragLoaded=function(t){var e=t.frag;if(e!==void 0&&e.type==="main"){var n=this._levels[e.level];n!==void 0&&(n.fragmentError=!1,n.loadError=0,this.levelRetryCount=0)}},i.prototype.onLevelLoaded=function(t){var e=this,n=t.level,d=t.details;if(n===this.currentLevelIndex){var g=this._levels[n];if(g.fragmentError||(g.loadError=0,this.levelRetryCount=0),d.live){var v=p.computeReloadInterval(g.details,d,t.stats.trequest);y.logger.log("live playlist, reload in "+Math.round(v)+" ms"),this.timer=setTimeout(function(){return e.loadLevel()},v)}else this.clearTimer()}},i.prototype.onAudioTrackSwitched=function(t){var e=this.hls.audioTracks[t.id].groupId,n=this.hls.levels[this.currentLevelIndex];if(!!n&&n.audioGroupIds){for(var d=-1,g=0;g<n.audioGroupIds.length;g++)if(n.audioGroupIds[g]===e){d=g;break}d!==n.urlId&&(n.urlId=d,this.startLoad())}},i.prototype.loadLevel=function(){if(y.logger.debug("call to loadLevel"),this.currentLevelIndex!==null&&this.canload){var t=this._levels[this.currentLevelIndex];if(typeof t=="object"&&t.url.length>0){var e=this.currentLevelIndex,n=t.urlId,d=t.url[n];y.logger.log("Attempt loading level index "+e+" with URL-id "+n),this.hls.trigger(A.default.LEVEL_LOADING,{url:d,level:e,id:n})}}},Object.defineProperty(i.prototype,"nextLoadLevel",{get:function(){return this.manualLevelIndex!==-1?this.manualLevelIndex:this.hls.nextAutoLevel},set:function(t){this.level=t,this.manualLevelIndex===-1&&(this.hls.nextAutoLevel=t)},enumerable:!0,configurable:!0}),i}(m.default);R.default=o},"./src/controller/level-helper.js":function(w,R,T){"use strict";(function(_){Object.defineProperty(R,"__esModule",{value:!0});var A=T("./src/utils/logger.js");function m(r,i,t){switch(i){case"audio":r.audioGroupIds||(r.audioGroupIds=[]),r.audioGroupIds.push(t);break;case"text":r.textGroupIds||(r.textGroupIds=[]),r.textGroupIds.push(t);break}}R.addGroupId=m;function y(r,i,t){var e=r[i],n=r[t],d=n.startPTS;_.isFinite(d)?t>i?(e.duration=d-e.start,e.duration<0&&A.logger.warn("negative duration computed for frag "+e.sn+",level "+e.level+", there should be some duration drift between playlist and fragment!")):(n.duration=e.start-d,n.duration<0&&A.logger.warn("negative duration computed for frag "+n.sn+",level "+n.level+", there should be some duration drift between playlist and fragment!")):t>i?n.start=e.start+e.duration:n.start=Math.max(e.start-n.duration,0)}R.updatePTS=y;function f(r,i,t,e,n,d){var g=t;if(_.isFinite(i.startPTS)){var v=Math.abs(i.startPTS-t);_.isFinite(i.deltaPTS)?i.deltaPTS=Math.max(v,i.deltaPTS):i.deltaPTS=v,g=Math.max(t,i.startPTS),t=Math.min(t,i.startPTS),e=Math.max(e,i.endPTS),n=Math.min(n,i.startDTS),d=Math.max(d,i.endDTS)}var s=t-i.start;i.start=i.startPTS=t,i.maxStartPTS=g,i.endPTS=e,i.startDTS=n,i.endDTS=d,i.duration=e-t;var l=i.sn;if(!r||l<r.startSN||l>r.endSN)return 0;var x,h,E;for(x=l-r.startSN,h=r.fragments,h[x]=i,E=x;E>0;E--)y(h,E,E-1);for(E=x;E<h.length-1;E++)y(h,E,E+1);return r.PTSKnown=!0,s}R.updateFragPTSDTS=f;function u(r,i){i.initSegment&&r.initSegment&&(i.initSegment=r.initSegment);var t=0,e;if(c(r,i,function(g,v){t=g.cc-v.cc,_.isFinite(g.startPTS)&&(v.start=v.startPTS=g.startPTS,v.endPTS=g.endPTS,v.duration=g.duration,v.backtracked=g.backtracked,v.dropped=g.dropped,e=v),i.PTSKnown=!0}),!!i.PTSKnown){if(t){A.logger.log("discontinuity sliding from playlist, take drift into account");for(var n=i.fragments,d=0;d<n.length;d++)n[d].cc+=t}e?f(i,e,e.startPTS,e.endPTS,e.startDTS,e.endDTS):a(r,i),i.PTSKnown=r.PTSKnown}}R.mergeDetails=u;function p(r,i,t){t===void 0&&(t=0);var e=-1;c(r,i,function(g,v,s){v.start=g.start,e=s});var n=i.fragments;if(e<0){n.forEach(function(g){g.start+=t});return}for(var d=e+1;d<n.length;d++)n[d].start=n[d-1].start+n[d-1].duration}R.mergeSubtitlePlaylists=p;function c(r,i,t){if(!(!r||!i))for(var e=Math.max(r.startSN,i.startSN)-i.startSN,n=Math.min(r.endSN,i.endSN)-i.startSN,d=i.startSN-r.startSN,g=e;g<=n;g++){var v=r.fragments[d+g],s=i.fragments[g];if(!v||!s)break;t(v,s,g)}}R.mapFragmentIntersection=c;function a(r,i){var t=i.startSN-r.startSN,e=r.fragments,n=i.fragments;if(!(t<0||t>e.length))for(var d=0;d<n.length;d++)n[d].start+=e[t].start}R.adjustSliding=a;function o(r,i,t){var e=1e3*(i.averagetargetduration?i.averagetargetduration:i.targetduration),n=e/2;return r&&i.endSN===r.endSN&&(e=n),t&&(e=Math.max(n,e-(window.performance.now()-t))),Math.round(e)}R.computeReloadInterval=o}).call(this,T("./src/polyfills/number.js").Number)},"./src/controller/stream-controller.js":function(w,R,T){"use strict";(function(_){var A=this&&this.__extends||function(){var l=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(x,h){x.__proto__=h}||function(x,h){for(var E in h)h.hasOwnProperty(E)&&(x[E]=h[E])};return function(x,h){l(x,h);function E(){this.constructor=x}x.prototype=h===null?Object.create(h):(E.prototype=h.prototype,new E)}}();Object.defineProperty(R,"__esModule",{value:!0});var m=T("./src/utils/binary-search.js"),y=T("./src/utils/buffer-helper.js"),f=T("./src/demux/demuxer.js"),u=T("./src/events.js"),p=T("./src/controller/fragment-tracker.js"),c=T("./src/loader/fragment.js"),a=T("./src/loader/playlist-loader.js"),o=T("./src/controller/level-helper.js"),r=T("./src/utils/time-ranges.js"),i=T("./src/errors.js"),t=T("./src/utils/logger.js"),e=T("./src/utils/discontinuities.js"),n=T("./src/controller/fragment-finders.js"),d=T("./src/controller/gap-controller.js"),g=T("./src/controller/base-stream-controller.js"),v=100,s=function(l){A(x,l);function x(h,E){var S=l.call(this,h,u.default.MEDIA_ATTACHED,u.default.MEDIA_DETACHING,u.default.MANIFEST_LOADING,u.default.MANIFEST_PARSED,u.default.LEVEL_LOADED,u.default.KEY_LOADED,u.default.FRAG_LOADED,u.default.FRAG_LOAD_EMERGENCY_ABORTED,u.default.FRAG_PARSING_INIT_SEGMENT,u.default.FRAG_PARSING_DATA,u.default.FRAG_PARSED,u.default.ERROR,u.default.AUDIO_TRACK_SWITCHING,u.default.AUDIO_TRACK_SWITCHED,u.default.BUFFER_CREATED,u.default.BUFFER_APPENDED,u.default.BUFFER_FLUSHED)||this;return S.fragmentTracker=E,S.config=h.config,S.audioCodecSwap=!1,S._state=g.State.STOPPED,S.stallReported=!1,S.gapController=null,S}return x.prototype.startLoad=function(h){if(this.levels){var E=this.lastCurrentTime,S=this.hls;if(this.stopLoad(),this.setInterval(v),this.level=-1,this.fragLoadError=0,!this.startFragRequested){var b=S.startLevel;b===-1&&(b=0,this.bitrateTest=!0),this.level=S.nextLoadLevel=b,this.loadedmetadata=!1}E>0&&h===-1&&(t.logger.log("override startPosition with lastCurrentTime @"+E.toFixed(3)),h=E),this.state=g.State.IDLE,this.nextLoadPosition=this.startPosition=this.lastCurrentTime=h,this.tick()}else this.forceStartLoad=!0,this.state=g.State.STOPPED},x.prototype.stopLoad=function(){this.forceStartLoad=!1,l.prototype.stopLoad.call(this)},x.prototype.doTick=function(){switch(this.state){case g.State.BUFFER_FLUSHING:this.fragLoadError=0;break;case g.State.IDLE:this._doTickIdle();break;case g.State.WAITING_LEVEL:var h=this.levels[this.level];h&&h.details&&(this.state=g.State.IDLE);break;case g.State.FRAG_LOADING_WAITING_RETRY:var E=window.performance.now(),S=this.retryDate;(!S||E>=S||this.media&&this.media.seeking)&&(t.logger.log("mediaController: retryDate reached, switch back to IDLE state"),this.state=g.State.IDLE);break;case g.State.ERROR:case g.State.STOPPED:case g.State.FRAG_LOADING:case g.State.PARSING:case g.State.PARSED:case g.State.ENDED:break;default:break}this._checkBuffer(),this._checkFragmentChanged()},x.prototype._doTickIdle=function(){var h=this.hls,E=h.config,S=this.media;if(!(this.levelLastLoaded===void 0||!S&&(this.startFragRequested||!E.startFragPrefetch))){var b;this.loadedmetadata?b=S.currentTime:b=this.nextLoadPosition;var I=h.nextLoadLevel,L=this.levels[I];if(!!L){var D=L.bitrate,O;D?O=Math.max(8*E.maxBufferSize/D,E.maxBufferLength):O=E.maxBufferLength,O=Math.min(O,E.maxMaxBufferLength);var F=y.BufferHelper.bufferInfo(this.mediaBuffer?this.mediaBuffer:S,b,E.maxBufferHole),C=F.len;if(!(C>=O)){t.logger.trace("buffer length of "+C.toFixed(3)+" is below max of "+O.toFixed(3)+". checking for more payload ..."),this.level=h.nextLoadLevel=I;var P=L.details;if(!P||P.live&&this.levelLastLoaded!==I){this.state=g.State.WAITING_LEVEL;return}if(this._streamEnded(F,P)){var k={};this.altAudio&&(k.type="video"),this.hls.trigger(u.default.BUFFER_EOS,k),this.state=g.State.ENDED;return}this._fetchPayloadOrEos(b,F,P)}}}},x.prototype._fetchPayloadOrEos=function(h,E,S){var b=this.fragPrevious,I=this.level,L=S.fragments,D=L.length;if(D!==0){var O=L[0].start,F=L[D-1].start+L[D-1].duration,C=E.end,P;if(S.initSegment&&!S.initSegment.data)P=S.initSegment;else if(S.live){var k=this.config.initialLiveManifestSize;if(D<k){t.logger.warn("Can not start playback of a level, reason: not enough fragments "+D+" < "+k);return}if(P=this._ensureFragmentAtLivePoint(S,C,O,F,b,L,D),P===null)return}else C<O&&(P=L[0]);P||(P=this._findFragment(O,b,D,L,C,F,S)),P&&(P.encrypted?(t.logger.log("Loading key for "+P.sn+" of ["+S.startSN+" ,"+S.endSN+"],level "+I),this._loadKey(P)):(t.logger.log("Loading "+P.sn+" of ["+S.startSN+" ,"+S.endSN+"],level "+I+", currentTime:"+h.toFixed(3)+",bufferEnd:"+C.toFixed(3)),this._loadFragment(P)))}},x.prototype._ensureFragmentAtLivePoint=function(h,E,S,b,I,L,D){var O=this.hls.config,F=this.media,C,P=O.liveMaxLatencyDuration!==void 0?O.liveMaxLatencyDuration:O.liveMaxLatencyDurationCount*h.targetduration;if(E<Math.max(S-O.maxFragLookUpTolerance,b-P)){var k=this.liveSyncPosition=this.computeLivePosition(S,h);t.logger.log("buffer end: "+E.toFixed(3)+" is located too far from the end of live sliding playlist, reset currentTime to : "+k.toFixed(3)),E=k,F&&F.readyState&&F.duration>k&&(F.currentTime=k),this.nextLoadPosition=k}if(h.PTSKnown&&E>b&&F&&F.readyState)return null;if(this.startFragRequested&&!h.PTSKnown){if(I)if(h.hasProgramDateTime)t.logger.log("live playlist, switching playlist, load frag with same PDT: "+I.programDateTime),C=n.findFragmentByPDT(L,I.endProgramDateTime,O.maxFragLookUpTolerance);else{var B=I.sn+1;if(B>=h.startSN&&B<=h.endSN){var M=L[B-h.startSN];I.cc===M.cc&&(C=M,t.logger.log("live playlist, switching playlist, load frag with next SN: "+C.sn))}C||(C=m.default.search(L,function(N){return I.cc-N.cc}),C&&t.logger.log("live playlist, switching playlist, load frag with same CC: "+C.sn))}C||(C=L[Math.min(D-1,Math.round(D/2))],t.logger.log("live playlist, switching playlist, unknown, load middle frag : "+C.sn))}return C},x.prototype._findFragment=function(h,E,S,b,I,L,D){var O=this.hls.config,F;if(I<L){var C=I>L-O.maxFragLookUpTolerance?0:O.maxFragLookUpTolerance;F=n.findFragmentByPTS(E,b,I,C)}else F=b[S-1];if(F){var P=F.sn-D.startSN,k=E&&F.level===E.level,B=b[P-1],M=b[P+1];if(E&&F.sn===E.sn)if(k&&!F.backtracked)if(F.sn<D.endSN){var N=E.deltaPTS;N&&N>O.maxBufferHole&&E.dropped&&P?(F=B,t.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")):(F=M,t.logger.log("SN just loaded, load next one: "+F.sn,F))}else F=null;else F.backtracked&&(M&&M.backtracked?(t.logger.warn("Already backtracked from fragment "+M.sn+", will not backtrack to fragment "+F.sn+". Loading fragment "+M.sn),F=M):(t.logger.warn("Loaded fragment with dropped frames, backtracking 1 segment to find a keyframe"),F.dropped=0,B?(F=B,F.backtracked=!0):P&&(F=null)))}return F},x.prototype._loadKey=function(h){this.state=g.State.KEY_LOADING,this.hls.trigger(u.default.KEY_LOADING,{frag:h})},x.prototype._loadFragment=function(h){var E=this.fragmentTracker.getState(h);this.fragCurrent=h,this.startFragRequested=!0,_.isFinite(h.sn)&&!h.bitrateTest&&(this.nextLoadPosition=h.start+h.duration),h.backtracked||E===p.FragmentState.NOT_LOADED||E===p.FragmentState.PARTIAL?(h.autoLevel=this.hls.autoLevelEnabled,h.bitrateTest=this.bitrateTest,this.hls.trigger(u.default.FRAG_LOADING,{frag:h}),this.demuxer||(this.demuxer=new f.default(this.hls,"main")),this.state=g.State.FRAG_LOADING):E===p.FragmentState.APPENDING&&this._reduceMaxBufferLength(h.duration)&&this.fragmentTracker.removeFragment(h)},Object.defineProperty(x.prototype,"state",{get:function(){return this._state},set:function(h){if(this.state!==h){var E=this.state;this._state=h,t.logger.log("main stream:"+E+"->"+h),this.hls.trigger(u.default.STREAM_STATE_TRANSITION,{previousState:E,nextState:h})}},enumerable:!0,configurable:!0}),x.prototype.getBufferedFrag=function(h){return this.fragmentTracker.getBufferedFrag(h,a.default.LevelType.MAIN)},Object.defineProperty(x.prototype,"currentLevel",{get:function(){var h=this.media;if(h){var E=this.getBufferedFrag(h.currentTime);if(E)return E.level}return-1},enumerable:!0,configurable:!0}),Object.defineProperty(x.prototype,"nextBufferedFrag",{get:function(){var h=this.media;return h?this.followingBufferedFrag(this.getBufferedFrag(h.currentTime)):null},enumerable:!0,configurable:!0}),x.prototype.followingBufferedFrag=function(h){return h?this.getBufferedFrag(h.endPTS+.5):null},Object.defineProperty(x.prototype,"nextLevel",{get:function(){var h=this.nextBufferedFrag;return h?h.level:-1},enumerable:!0,configurable:!0}),x.prototype._checkFragmentChanged=function(){var h,E,S=this.media;if(S&&S.readyState&&S.seeking===!1&&(E=S.currentTime,E>this.lastCurrentTime&&(this.lastCurrentTime=E),y.BufferHelper.isBuffered(S,E)?h=this.getBufferedFrag(E):y.BufferHelper.isBuffered(S,E+.1)&&(h=this.getBufferedFrag(E+.1)),h)){var b=h;if(b!==this.fragPlaying){this.hls.trigger(u.default.FRAG_CHANGED,{frag:b});var I=b.level;(!this.fragPlaying||this.fragPlaying.level!==I)&&this.hls.trigger(u.default.LEVEL_SWITCHED,{level:I}),this.fragPlaying=b}}},x.prototype.immediateLevelSwitch=function(){if(t.logger.log("immediateLevelSwitch"),!this.immediateSwitch){this.immediateSwitch=!0;var h=this.media,E=void 0;h?(E=h.paused,h.pause()):E=!0,this.previouslyPaused=E}var S=this.fragCurrent;S&&S.loader&&S.loader.abort(),this.fragCurrent=null,this.flushMainBuffer(0,_.POSITIVE_INFINITY)},x.prototype.immediateLevelSwitchEnd=function(){var h=this.media;h&&h.buffered.length&&(this.immediateSwitch=!1,y.BufferHelper.isBuffered(h,h.currentTime)&&(h.currentTime-=1e-4),this.previouslyPaused||h.play())},x.prototype.nextLevelSwitch=function(){var h=this.media;if(h&&h.readyState){var E=void 0,S=void 0,b=void 0;if(S=this.getBufferedFrag(h.currentTime),S&&S.startPTS>1&&this.flushMainBuffer(0,S.startPTS-1),h.paused)E=0;else{var I=this.hls.nextLoadLevel,L=this.levels[I],D=this.fragLastKbps;D&&this.fragCurrent?E=this.fragCurrent.duration*L.bitrate/(1e3*D)+1:E=0}if(b=this.getBufferedFrag(h.currentTime+E),b&&(b=this.followingBufferedFrag(b),b)){var O=this.fragCurrent;O&&O.loader&&O.loader.abort(),this.fragCurrent=null,this.flushMainBuffer(b.maxStartPTS,_.POSITIVE_INFINITY)}}},x.prototype.flushMainBuffer=function(h,E){this.state=g.State.BUFFER_FLUSHING;var S={startOffset:h,endOffset:E};this.altAudio&&(S.type="video"),this.hls.trigger(u.default.BUFFER_FLUSHING,S)},x.prototype.onMediaAttached=function(h){var E=this.media=this.mediaBuffer=h.media;this.onvseeking=this.onMediaSeeking.bind(this),this.onvseeked=this.onMediaSeeked.bind(this),this.onvended=this.onMediaEnded.bind(this),E.addEventListener("seeking",this.onvseeking),E.addEventListener("seeked",this.onvseeked),E.addEventListener("ended",this.onvended);var S=this.config;this.levels&&S.autoStartLoad&&this.hls.startLoad(S.startPosition),this.gapController=new d.default(S,E,this.fragmentTracker,this.hls)},x.prototype.onMediaDetaching=function(){var h=this.media;h&&h.ended&&(t.logger.log("MSE detaching and video ended, reset startPosition"),this.startPosition=this.lastCurrentTime=0);var E=this.levels;E&&E.forEach(function(S){S.details&&S.details.fragments.forEach(function(b){b.backtracked=void 0})}),h&&(h.removeEventListener("seeking",this.onvseeking),h.removeEventListener("seeked",this.onvseeked),h.removeEventListener("ended",this.onvended),this.onvseeking=this.onvseeked=this.onvended=null),this.media=this.mediaBuffer=null,this.loadedmetadata=!1,this.stopLoad()},x.prototype.onMediaSeeked=function(){var h=this.media,E=h?h.currentTime:void 0;_.isFinite(E)&&t.logger.log("media seeked to "+E.toFixed(3)),this.tick()},x.prototype.onManifestLoading=function(){t.logger.log("trigger BUFFER_RESET"),this.hls.trigger(u.default.BUFFER_RESET),this.fragmentTracker.removeAllFragments(),this.stalled=!1,this.startPosition=this.lastCurrentTime=0},x.prototype.onManifestParsed=function(h){var E=!1,S=!1,b;h.levels.forEach(function(L){b=L.audioCodec,b&&(b.indexOf("mp4a.40.2")!==-1&&(E=!0),b.indexOf("mp4a.40.5")!==-1&&(S=!0))}),this.audioCodecSwitch=E&&S,this.audioCodecSwitch&&t.logger.log("both AAC/HE-AAC audio found in levels; declaring level codec as HE-AAC"),this.levels=h.levels,this.startFragRequested=!1;var I=this.config;(I.autoStartLoad||this.forceStartLoad)&&this.hls.startLoad(I.startPosition)},x.prototype.onLevelLoaded=function(h){var E=h.details,S=h.level,b=this.levels[this.levelLastLoaded],I=this.levels[S],L=E.totalduration,D=0;if(t.logger.log("level "+S+" loaded ["+E.startSN+","+E.endSN+"],duration:"+L),E.live){var O=I.details;O&&E.fragments.length>0?(o.mergeDetails(O,E),D=E.fragments[0].start,this.liveSyncPosition=this.computeLivePosition(D,O),E.PTSKnown&&_.isFinite(D)?t.logger.log("live playlist sliding:"+D.toFixed(3)):(t.logger.log("live playlist - outdated PTS, unknown sliding"),e.alignStream(this.fragPrevious,b,E))):(t.logger.log("live playlist - first load, unknown sliding"),E.PTSKnown=!1,e.alignStream(this.fragPrevious,b,E))}else E.PTSKnown=!1;if(I.details=E,this.levelLastLoaded=S,this.hls.trigger(u.default.LEVEL_UPDATED,{details:E,level:S}),this.startFragRequested===!1){if(this.startPosition===-1||this.lastCurrentTime===-1){var F=E.startTimeOffset;_.isFinite(F)?(F<0&&(t.logger.log("negative start time offset "+F+", count from end of last fragment"),F=D+L+F),t.logger.log("start time offset found in playlist, adjust startPosition to "+F),this.startPosition=F):E.live?(this.startPosition=this.computeLivePosition(D,E),t.logger.log("configure startPosition to "+this.startPosition)):this.startPosition=0,this.lastCurrentTime=this.startPosition}this.nextLoadPosition=this.startPosition}this.state===g.State.WAITING_LEVEL&&(this.state=g.State.IDLE),this.tick()},x.prototype.onKeyLoaded=function(){this.state===g.State.KEY_LOADING&&(this.state=g.State.IDLE,this.tick())},x.prototype.onFragLoaded=function(h){var E=this,S=E.fragCurrent,b=E.hls,I=E.levels,L=E.media,D=h.frag;if(this.state===g.State.FRAG_LOADING&&S&&D.type==="main"&&D.level===S.level&&D.sn===S.sn){var O=h.stats,F=I[S.level],C=F.details;if(this.bitrateTest=!1,this.stats=O,t.logger.log("Loaded "+S.sn+" of ["+C.startSN+" ,"+C.endSN+"],level "+S.level),D.bitrateTest&&b.nextLoadLevel)this.state=g.State.IDLE,this.startFragRequested=!1,O.tparsed=O.tbuffered=window.performance.now(),b.trigger(u.default.FRAG_BUFFERED,{stats:O,frag:S,id:"main"}),this.tick();else if(D.sn==="initSegment")this.state=g.State.IDLE,O.tparsed=O.tbuffered=window.performance.now(),C.initSegment.data=h.payload,b.trigger(u.default.FRAG_BUFFERED,{stats:O,frag:S,id:"main"}),this.tick();else{t.logger.log("Parsing "+S.sn+" of ["+C.startSN+" ,"+C.endSN+"],level "+S.level+", cc "+S.cc),this.state=g.State.PARSING,this.pendingBuffering=!0,this.appended=!1,D.bitrateTest&&(D.bitrateTest=!1,this.fragmentTracker.onFragLoaded({frag:D}));var P=!(L&&L.seeking)&&(C.PTSKnown||!C.live),k=C.initSegment?C.initSegment.data:[],B=this._getAudioCodec(F),M=this.demuxer=this.demuxer||new f.default(this.hls,"main");M.push(h.payload,k,B,F.videoCodec,S,C.totalduration,P)}}this.fragLoadError=0},x.prototype.onFragParsingInitSegment=function(h){var E=this.fragCurrent,S=h.frag;if(E&&h.id==="main"&&S.sn===E.sn&&S.level===E.level&&this.state===g.State.PARSING){var b=h.tracks,I=void 0,L=void 0;if(b.audio&&this.altAudio&&delete b.audio,L=b.audio,L){var D=this.levels[this.level].audioCodec,O=navigator.userAgent.toLowerCase();D&&this.audioCodecSwap&&(t.logger.log("swapping playlist audio codec"),D.indexOf("mp4a.40.5")!==-1?D="mp4a.40.2":D="mp4a.40.5"),this.audioCodecSwitch&&L.metadata.channelCount!==1&&O.indexOf("firefox")===-1&&(D="mp4a.40.5"),O.indexOf("android")!==-1&&L.container!=="audio/mpeg"&&(D="mp4a.40.2",t.logger.log("Android: force audio codec to "+D)),L.levelCodec=D,L.id=h.id}L=b.video,L&&(L.levelCodec=this.levels[this.level].videoCodec,L.id=h.id),this.hls.trigger(u.default.BUFFER_CODECS,b);for(I in b){L=b[I],t.logger.log("main track:"+I+",container:"+L.container+",codecs[level/parsed]=["+L.levelCodec+"/"+L.codec+"]");var F=L.initSegment;F&&(this.appended=!0,this.pendingBuffering=!0,this.hls.trigger(u.default.BUFFER_APPENDING,{type:I,data:F,parent:"main",content:"initSegment"}))}this.tick()}},x.prototype.onFragParsingData=function(h){var E=this,S=this.fragCurrent,b=h.frag;if(S&&h.id==="main"&&b.sn===S.sn&&b.level===S.level&&!(h.type==="audio"&&this.altAudio)&&this.state===g.State.PARSING){var I=this.levels[this.level],L=S;if(_.isFinite(h.endPTS)||(h.endPTS=h.startPTS+S.duration,h.endDTS=h.startDTS+S.duration),h.hasAudio===!0&&L.addElementaryStream(c.default.ElementaryStreamTypes.AUDIO),h.hasVideo===!0&&L.addElementaryStream(c.default.ElementaryStreamTypes.VIDEO),t.logger.log("Parsed "+h.type+",PTS:["+h.startPTS.toFixed(3)+","+h.endPTS.toFixed(3)+"],DTS:["+h.startDTS.toFixed(3)+"/"+h.endDTS.toFixed(3)+"],nb:"+h.nb+",dropped:"+(h.dropped||0)),h.type==="video")if(L.dropped=h.dropped,L.dropped)if(L.backtracked)t.logger.warn("Already backtracked on this fragment, appending with the gap",L.sn);else{var D=I.details;if(D&&L.sn===D.startSN)t.logger.warn("missing video frame(s) on first frag, appending with gap",L.sn);else{t.logger.warn("missing video frame(s), backtracking fragment",L.sn),this.fragmentTracker.removeFragment(L),L.backtracked=!0,this.nextLoadPosition=h.startPTS,this.state=g.State.IDLE,this.fragPrevious=L,this.tick();return}}else L.backtracked=!1;var O=o.updateFragPTSDTS(I.details,L,h.startPTS,h.endPTS,h.startDTS,h.endDTS),F=this.hls;F.trigger(u.default.LEVEL_PTS_UPDATED,{details:I.details,level:this.level,drift:O,type:h.type,start:h.startPTS,end:h.endPTS}),[h.data1,h.data2].forEach(function(C){C&&C.length&&E.state===g.State.PARSING&&(E.appended=!0,E.pendingBuffering=!0,F.trigger(u.default.BUFFER_APPENDING,{type:h.type,data:C,parent:"main",content:"data"}))}),this.tick()}},x.prototype.onFragParsed=function(h){var E=this.fragCurrent,S=h.frag;E&&h.id==="main"&&S.sn===E.sn&&S.level===E.level&&this.state===g.State.PARSING&&(this.stats.tparsed=window.performance.now(),this.state=g.State.PARSED,this._checkAppendedParsed())},x.prototype.onAudioTrackSwitching=function(h){var E=!!h.url,S=h.id;if(!E){if(this.mediaBuffer!==this.media){t.logger.log("switching on main audio, use media.buffered to schedule main fragment loading"),this.mediaBuffer=this.media;var b=this.fragCurrent;b.loader&&(t.logger.log("switching to main audio track, cancel main fragment load"),b.loader.abort()),this.fragCurrent=null,this.fragPrevious=null,this.demuxer&&(this.demuxer.destroy(),this.demuxer=null),this.state=g.State.IDLE}var I=this.hls;I.trigger(u.default.BUFFER_FLUSHING,{startOffset:0,endOffset:_.POSITIVE_INFINITY,type:"audio"}),I.trigger(u.default.AUDIO_TRACK_SWITCHED,{id:S}),this.altAudio=!1}},x.prototype.onAudioTrackSwitched=function(h){var E=h.id,S=!!this.hls.audioTracks[E].url;if(S){var b=this.videoBuffer;b&&this.mediaBuffer!==b&&(t.logger.log("switching on alternate audio, use video.buffered to schedule main fragment loading"),this.mediaBuffer=b)}this.altAudio=S,this.tick()},x.prototype.onBufferCreated=function(h){var E=h.tracks,S,b,I=!1;for(var L in E){var D=E[L];D.id==="main"?(b=L,S=D,L==="video"&&(this.videoBuffer=E[L].buffer)):I=!0}I&&S?(t.logger.log("alternate track found, use "+b+".buffered to schedule main fragment loading"),this.mediaBuffer=S.buffer):this.mediaBuffer=this.media},x.prototype.onBufferAppended=function(h){if(h.parent==="main"){var E=this.state;(E===g.State.PARSING||E===g.State.PARSED)&&(this.pendingBuffering=h.pending>0,this._checkAppendedParsed())}},x.prototype._checkAppendedParsed=function(){if(this.state===g.State.PARSED&&(!this.appended||!this.pendingBuffering)){var h=this.fragCurrent;if(h){var E=this.mediaBuffer?this.mediaBuffer:this.media;t.logger.log("main buffered : "+r.default.toString(E.buffered)),this.fragPrevious=h;var S=this.stats;S.tbuffered=window.performance.now(),this.fragLastKbps=Math.round(8*S.total/(S.tbuffered-S.tfirst)),this.hls.trigger(u.default.FRAG_BUFFERED,{stats:S,frag:h,id:"main"}),this.state=g.State.IDLE}this.tick()}},x.prototype.onError=function(h){var E=h.frag||this.fragCurrent;if(!(E&&E.type!=="main")){var S=!!this.media&&y.BufferHelper.isBuffered(this.media,this.media.currentTime)&&y.BufferHelper.isBuffered(this.media,this.media.currentTime+.5);switch(h.details){case i.ErrorDetails.FRAG_LOAD_ERROR:case i.ErrorDetails.FRAG_LOAD_TIMEOUT:case i.ErrorDetails.KEY_LOAD_ERROR:case i.ErrorDetails.KEY_LOAD_TIMEOUT:if(!h.fatal)if(this.fragLoadError+1<=this.config.fragLoadingMaxRetry){var b=Math.min(Math.pow(2,this.fragLoadError)*this.config.fragLoadingRetryDelay,this.config.fragLoadingMaxRetryTimeout);t.logger.warn("mediaController: frag loading failed, retry in "+b+" ms"),this.retryDate=window.performance.now()+b,this.loadedmetadata||(this.startFragRequested=!1,this.nextLoadPosition=this.startPosition),this.fragLoadError++,this.state=g.State.FRAG_LOADING_WAITING_RETRY}else t.logger.error("mediaController: "+h.details+" reaches max retry, redispatch as fatal ..."),h.fatal=!0,this.state=g.State.ERROR;break;case i.ErrorDetails.LEVEL_LOAD_ERROR:case i.ErrorDetails.LEVEL_LOAD_TIMEOUT:this.state!==g.State.ERROR&&(h.fatal?(this.state=g.State.ERROR,t.logger.warn("streamController: "+h.details+",switch to "+this.state+" state ...")):!h.levelRetry&&this.state===g.State.WAITING_LEVEL&&(this.state=g.State.IDLE));break;case i.ErrorDetails.BUFFER_FULL_ERROR:h.parent==="main"&&(this.state===g.State.PARSING||this.state===g.State.PARSED)&&(S?(this._reduceMaxBufferLength(this.config.maxBufferLength),this.state=g.State.IDLE):(t.logger.warn("buffer full error also media.currentTime is not buffered, flush everything"),this.fragCurrent=null,this.flushMainBuffer(0,_.POSITIVE_INFINITY)));break;default:break}}},x.prototype._reduceMaxBufferLength=function(h){var E=this.config;return E.maxMaxBufferLength>=h?(E.maxMaxBufferLength/=2,t.logger.warn("main:reduce max buffer length to "+E.maxMaxBufferLength+"s"),!0):!1},x.prototype._checkBuffer=function(){var h=this.media;if(!(!h||h.readyState===0)){var E=this.mediaBuffer?this.mediaBuffer:h,S=E.buffered;!this.loadedmetadata&&S.length?(this.loadedmetadata=!0,this._seekToStartPos()):this.immediateSwitch?this.immediateLevelSwitchEnd():this.gapController.poll(this.lastCurrentTime,S)}},x.prototype.onFragLoadEmergencyAborted=function(){this.state=g.State.IDLE,this.loadedmetadata||(this.startFragRequested=!1,this.nextLoadPosition=this.startPosition),this.tick()},x.prototype.onBufferFlushed=function(){var h=this.mediaBuffer?this.mediaBuffer:this.media;h&&this.fragmentTracker.detectEvictedFragments(c.default.ElementaryStreamTypes.VIDEO,h.buffered),this.state=g.State.IDLE,this.fragPrevious=null},x.prototype.swapAudioCodec=function(){this.audioCodecSwap=!this.audioCodecSwap},x.prototype.computeLivePosition=function(h,E){var S=this.config.liveSyncDuration!==void 0?this.config.liveSyncDuration:this.config.liveSyncDurationCount*E.targetduration;return h+Math.max(0,E.totalduration-S)},x.prototype._seekToStartPos=function(){var h=this.media,E=h.currentTime,S=h.seeking?E:this.startPosition;E!==S&&(t.logger.log("target start position not buffered, seek to buffered.start(0) "+S+" from current time "+E+" "),h.currentTime=S)},x.prototype._getAudioCodec=function(h){var E=this.config.defaultAudioCodec||h.audioCodec;return this.audioCodecSwap&&(t.logger.log("swapping playlist audio codec"),E&&(E.indexOf("mp4a.40.5")!==-1?E="mp4a.40.2":E="mp4a.40.5")),E},Object.defineProperty(x.prototype,"liveSyncPosition",{get:function(){return this._liveSyncPosition},set:function(h){this._liveSyncPosition=h},enumerable:!0,configurable:!0}),x}(g.default);R.default=s}).call(this,T("./src/polyfills/number.js").Number)},"./src/controller/subtitle-stream-controller.js":function(w,R,T){"use strict";var _=this&&this.__extends||function(){var t=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(e,n){e.__proto__=n}||function(e,n){for(var d in n)n.hasOwnProperty(d)&&(e[d]=n[d])};return function(e,n){t(e,n);function d(){this.constructor=e}e.prototype=n===null?Object.create(n):(d.prototype=n.prototype,new d)}}();Object.defineProperty(R,"__esModule",{value:!0});var A=T("./src/events.js"),m=T("./src/utils/logger.js"),y=T("./src/crypt/decrypter.js"),f=T("./src/utils/buffer-helper.js"),u=T("./src/controller/fragment-finders.js"),p=T("./src/controller/fragment-tracker.js"),c=T("./src/controller/base-stream-controller.js"),a=T("./src/controller/level-helper.js"),o=window.performance,r=500,i=function(t){_(e,t);function e(n,d){var g=t.call(this,n,A.default.MEDIA_ATTACHED,A.default.MEDIA_DETACHING,A.default.ERROR,A.default.KEY_LOADED,A.default.FRAG_LOADED,A.default.SUBTITLE_TRACKS_UPDATED,A.default.SUBTITLE_TRACK_SWITCH,A.default.SUBTITLE_TRACK_LOADED,A.default.SUBTITLE_FRAG_PROCESSED,A.default.LEVEL_UPDATED)||this;return g.fragmentTracker=d,g.config=n.config,g.state=c.State.STOPPED,g.tracks=[],g.tracksBuffered=[],g.currentTrackId=-1,g.decrypter=new y.default(n,n.config),g.lastAVStart=0,g._onMediaSeeking=g.onMediaSeeking.bind(g),g}return e.prototype.onSubtitleFragProcessed=function(n){var d=n.frag,g=n.success;if(this.fragPrevious=d,this.state=c.State.IDLE,!!g){var v=this.tracksBuffered[this.currentTrackId];if(!!v){for(var s,l=d.start,x=0;x<v.length;x++)if(l>=v[x].start&&l<=v[x].end){s=v[x];break}var h=d.start+d.duration;s?s.end=h:(s={start:l,end:h},v.push(s))}}},e.prototype.onMediaAttached=function(n){var d=n.media;this.media=d,d.addEventListener("seeking",this._onMediaSeeking),this.state=c.State.IDLE},e.prototype.onMediaDetaching=function(){this.media.removeEventListener("seeking",this._onMediaSeeking),this.media=null,this.state=c.State.STOPPED},e.prototype.onError=function(n){var d=n.frag;!d||d.type!=="subtitle"||(this.state=c.State.IDLE)},e.prototype.onSubtitleTracksUpdated=function(n){var d=this;m.logger.log("subtitle tracks updated"),this.tracksBuffered=[],this.tracks=n.subtitleTracks,this.tracks.forEach(function(g){d.tracksBuffered[g.id]=[]})},e.prototype.onSubtitleTrackSwitch=function(n){if(this.currentTrackId=n.id,!this.tracks||this.currentTrackId===-1){this.clearInterval();return}var d=this.tracks[this.currentTrackId];d&&d.details&&this.setInterval(r)},e.prototype.onSubtitleTrackLoaded=function(n){var d=n.id,g=n.details,v=this,s=v.currentTrackId,l=v.tracks,x=l[s];d>=l.length||d!==s||!x||(g.live&&a.mergeSubtitlePlaylists(x.details,g,this.lastAVStart),x.details=g,this.setInterval(r))},e.prototype.onKeyLoaded=function(){this.state===c.State.KEY_LOADING&&(this.state=c.State.IDLE)},e.prototype.onFragLoaded=function(n){var d=this.fragCurrent,g=n.frag.decryptdata,v=n.frag,s=this.hls;if(this.state===c.State.FRAG_LOADING&&d&&n.frag.type==="subtitle"&&d.sn===n.frag.sn&&n.payload.byteLength>0&&g&&g.key&&g.method==="AES-128"){var l=o.now();this.decrypter.decrypt(n.payload,g.key.buffer,g.iv.buffer,function(x){var h=o.now();s.trigger(A.default.FRAG_DECRYPTED,{frag:v,payload:x,stats:{tstart:l,tdecrypt:h}})})}},e.prototype.onLevelUpdated=function(n){var d=n.details,g=d.fragments;this.lastAVStart=g.length?g[0].start:0},e.prototype.doTick=function(){if(!this.media){this.state=c.State.IDLE;return}switch(this.state){case c.State.IDLE:{var n=this,d=n.config,g=n.currentTrackId,v=n.fragmentTracker,s=n.media,l=n.tracks;if(!l||!l[g]||!l[g].details)break;var x=d.maxBufferHole,h=d.maxFragLookUpTolerance,E=Math.min(d.maxBufferLength,d.maxMaxBufferLength),S=f.BufferHelper.bufferedInfo(this._getBuffered(),s.currentTime,x),b=S.end,I=S.len,L=l[g].details,D=L.fragments,O=D.length,F=D[O-1].start+D[O-1].duration;if(I>E)return;var C=void 0,P=this.fragPrevious;b<F?(P&&L.hasProgramDateTime&&(C=u.findFragmentByPDT(D,P.endProgramDateTime,h)),C||(C=u.findFragmentByPTS(P,D,b,h))):C=D[O-1],C&&C.encrypted?(m.logger.log("Loading key for "+C.sn),this.state=c.State.KEY_LOADING,this.hls.trigger(A.default.KEY_LOADING,{frag:C})):C&&v.getState(C)===p.FragmentState.NOT_LOADED&&(this.fragCurrent=C,this.state=c.State.FRAG_LOADING,this.hls.trigger(A.default.FRAG_LOADING,{frag:C}))}}},e.prototype.stopLoad=function(){this.lastAVStart=0,t.prototype.stopLoad.call(this)},e.prototype._getBuffered=function(){return this.tracksBuffered[this.currentTrackId]||[]},e.prototype.onMediaSeeking=function(){this.fragPrevious=null},e}(c.default);R.SubtitleStreamController=i},"./src/controller/subtitle-track-controller.js":function(w,R,T){"use strict";(function(_){var A=this&&this.__extends||function(){var a=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(o,r){o.__proto__=r}||function(o,r){for(var i in r)r.hasOwnProperty(i)&&(o[i]=r[i])};return function(o,r){a(o,r);function i(){this.constructor=o}o.prototype=r===null?Object.create(r):(i.prototype=r.prototype,new i)}}();Object.defineProperty(R,"__esModule",{value:!0});var m=T("./src/events.js"),y=T("./src/event-handler.js"),f=T("./src/utils/logger.js"),u=T("./src/controller/level-helper.js"),p=function(a){A(o,a);function o(r){var i=a.call(this,r,m.default.MEDIA_ATTACHED,m.default.MEDIA_DETACHING,m.default.MANIFEST_LOADED,m.default.SUBTITLE_TRACK_LOADED)||this;return i.tracks=[],i.trackId=-1,i.media=null,i.stopped=!0,i.subtitleDisplay=!0,i}return o.prototype.destroy=function(){y.default.prototype.destroy.call(this)},o.prototype.onMediaAttached=function(r){var i=this;this.media=r.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(){i.trackChangeListener()},500):this.media.textTracks.addEventListener("change",this.trackChangeListener))},o.prototype.onMediaDetaching=function(){!this.media||(this.useTextTrackPolling?clearInterval(this.subtitlePollingInterval):this.media.textTracks.removeEventListener("change",this.trackChangeListener),this.media=null)},o.prototype.onManifestLoaded=function(r){var i=this,t=r.subtitles||[];this.tracks=t,this.hls.trigger(m.default.SUBTITLE_TRACKS_UPDATED,{subtitleTracks:t}),t.forEach(function(e){e.default&&(i.media?i.subtitleTrack=e.id:i.queuedDefaultTrack=e.id)})},o.prototype.onSubtitleTrackLoaded=function(r){var i=this,t=r.id,e=r.details,n=this,d=n.trackId,g=n.tracks,v=g[d];if(t>=g.length||t!==d||!v||this.stopped){this._clearReloadTimer();return}if(f.logger.log("subtitle track "+t+" loaded"),e.live){var s=u.computeReloadInterval(v.details,e,r.stats.trequest);f.logger.log("Reloading live subtitle playlist in "+s+"ms"),this.timer=setTimeout(function(){i._loadCurrentTrack()},s)}else this._clearReloadTimer()},o.prototype.startLoad=function(){this.stopped=!1,this._loadCurrentTrack()},o.prototype.stopLoad=function(){this.stopped=!0,this._clearReloadTimer()},Object.defineProperty(o.prototype,"subtitleTracks",{get:function(){return this.tracks},enumerable:!0,configurable:!0}),Object.defineProperty(o.prototype,"subtitleTrack",{get:function(){return this.trackId},set:function(r){this.trackId!==r&&(this._toggleTrackModes(r),this._setSubtitleTrackInternal(r))},enumerable:!0,configurable:!0}),o.prototype._clearReloadTimer=function(){this.timer&&(clearTimeout(this.timer),this.timer=null)},o.prototype._loadCurrentTrack=function(){var r=this,i=r.trackId,t=r.tracks,e=r.hls,n=t[i];i<0||!n||n.details&&!n.details.live||(f.logger.log("Loading subtitle track "+i),e.trigger(m.default.SUBTITLE_TRACK_LOADING,{url:n.url,id:i}))},o.prototype._toggleTrackModes=function(r){var i=this,t=i.media,e=i.subtitleDisplay,n=i.trackId;if(!!t){var d=c(t.textTracks);if(r===-1)[].slice.call(d).forEach(function(s){s.mode="disabled"});else{var g=d[n];g&&(g.mode="disabled")}var v=d[r];v&&(v.mode=e?"showing":"hidden")}},o.prototype._setSubtitleTrackInternal=function(r){var i=this,t=i.hls,e=i.tracks;!_.isFinite(r)||r<-1||r>=e.length||(this.trackId=r,f.logger.log("Switching to subtitle track "+r),t.trigger(m.default.SUBTITLE_TRACK_SWITCH,{id:r}),this._loadCurrentTrack())},o.prototype._onTextTracksChanged=function(){if(!!this.media){for(var r=-1,i=c(this.media.textTracks),t=0;t<i.length;t++)if(i[t].mode==="hidden")r=t;else if(i[t].mode==="showing"){r=t;break}this.subtitleTrack=r}},o}(y.default);function c(a){for(var o=[],r=0;r<a.length;r++){var i=a[r];i.kind==="subtitles"&&i.label&&o.push(a[r])}return o}R.default=p}).call(this,T("./src/polyfills/number.js").Number)},"./src/controller/timeline-controller.js":function(w,R,T){"use strict";(function(_){var A=this&&this.__extends||function(){var t=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(e,n){e.__proto__=n}||function(e,n){for(var d in n)n.hasOwnProperty(d)&&(e[d]=n[d])};return function(e,n){t(e,n);function d(){this.constructor=e}e.prototype=n===null?Object.create(n):(d.prototype=n.prototype,new d)}}();Object.defineProperty(R,"__esModule",{value:!0});var m=T("./src/events.js"),y=T("./src/event-handler.js"),f=T("./src/utils/cea-608-parser.js"),u=T("./src/utils/output-filter.js"),p=T("./src/utils/webvtt-parser.js"),c=T("./src/utils/logger.js"),a=T("./src/utils/texttrack-utils.js");function o(t,e){return t&&t.label===e.name&&!(t.textTrack1||t.textTrack2)}function r(t,e,n,d){return Math.min(e,d)-Math.max(t,n)}var i=function(t){A(e,t);function e(n){var d=t.call(this,n,m.default.MEDIA_ATTACHING,m.default.MEDIA_DETACHING,m.default.FRAG_PARSING_USERDATA,m.default.FRAG_DECRYPTED,m.default.MANIFEST_LOADING,m.default.MANIFEST_LOADED,m.default.FRAG_LOADED,m.default.LEVEL_SWITCHING,m.default.INIT_PTS_FOUND)||this;if(d.hls=n,d.config=n.config,d.enabled=!0,d.Cues=n.config.cueHandler,d.textTracks=[],d.tracks=[],d.unparsedVttFrags=[],d.initPTS=[],d.cueRanges=[],d.captionsTracks={},d.captionsProperties={textTrack1:{label:d.config.captionsTextTrack1Label,languageCode:d.config.captionsTextTrack1LanguageCode},textTrack2:{label:d.config.captionsTextTrack2Label,languageCode:d.config.captionsTextTrack2LanguageCode}},d.config.enableCEA708Captions){var g=new u.default(d,"textTrack1"),v=new u.default(d,"textTrack2");d.cea608Parser=new f.default(0,g,v)}return d}return e.prototype.addCues=function(n,d,g,v){for(var s=this.cueRanges,l=!1,x=s.length;x--;){var h=s[x],E=r(h[0],h[1],d,g);if(E>=0&&(h[0]=Math.min(h[0],d),h[1]=Math.max(h[1],g),l=!0,E/(g-d)>.5))return}l||s.push([d,g]),this.Cues.newCue(this.captionsTracks[n],d,g,v)},e.prototype.onInitPtsFound=function(n){var d=this;if(n.id==="main"&&(this.initPTS[n.frag.cc]=n.initPTS),this.unparsedVttFrags.length){var g=this.unparsedVttFrags;this.unparsedVttFrags=[],g.forEach(function(v){d.onFragLoaded(v)})}},e.prototype.getExistingTrack=function(n){var d=this.media;if(d)for(var g=0;g<d.textTracks.length;g++){var v=d.textTracks[g];if(v[n])return v}return null},e.prototype.createCaptionsTrack=function(n){var d=this.captionsProperties[n],g=d.label,v=d.languageCode,s=this.captionsTracks;if(!s[n]){var l=this.getExistingTrack(n);if(l)s[n]=l,a.clearCurrentCues(s[n]),a.sendAddTrackEvent(s[n],this.media);else{var x=this.createTextTrack("captions",g,v);x&&(x[n]=!0,s[n]=x)}}},e.prototype.createTextTrack=function(n,d,g){var v=this.media;if(v)return v.addTextTrack(n,d,g)},e.prototype.destroy=function(){y.default.prototype.destroy.call(this)},e.prototype.onMediaAttaching=function(n){this.media=n.media,this._cleanTracks()},e.prototype.onMediaDetaching=function(){var n=this.captionsTracks;Object.keys(n).forEach(function(d){a.clearCurrentCues(n[d]),delete n[d]})},e.prototype.onManifestLoading=function(){this.lastSn=-1,this.prevCC=-1,this.vttCCs={ccOffset:0,presentationOffset:0,0:{start:0,prevCC:-1,new:!1}},this._cleanTracks()},e.prototype._cleanTracks=function(){var n=this.media;if(n){var d=n.textTracks;if(d)for(var g=0;g<d.length;g++)a.clearCurrentCues(d[g])}},e.prototype.onManifestLoaded=function(n){var d=this;if(this.textTracks=[],this.unparsedVttFrags=this.unparsedVttFrags||[],this.initPTS=[],this.cueRanges=[],this.config.enableWebVTT){this.tracks=n.subtitles||[];var g=this.media?this.media.textTracks:[];this.tracks.forEach(function(v,s){var l;if(s<g.length){for(var x=null,h=0;h<g.length;h++)if(o(g[h],v)){x=g[h];break}x&&(l=x)}l||(l=d.createTextTrack("subtitles",v.name,v.lang)),v.default?l.mode=d.hls.subtitleDisplay?"showing":"hidden":l.mode="disabled",d.textTracks.push(l)})}},e.prototype.onLevelSwitching=function(){this.enabled=this.hls.currentLevel.closedCaptions!=="NONE"},e.prototype.onFragLoaded=function(n){var d=n.frag,g=n.payload;if(d.type==="main"){var v=d.sn;if(v!==this.lastSn+1){var s=this.cea608Parser;s&&s.reset()}this.lastSn=v}else if(d.type==="subtitle")if(g.byteLength){if(!_.isFinite(this.initPTS[d.cc])){this.unparsedVttFrags.push(n),this.initPTS.length&&this.hls.trigger(m.default.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:d});return}var l=d.decryptdata;(l==null||l.key==null||l.method!=="AES-128")&&this._parseVTTs(d,g)}else this.hls.trigger(m.default.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:d})},e.prototype._parseVTTs=function(n,d){var g=this.vttCCs;g[n.cc]||(g[n.cc]={start:n.start,prevCC:this.prevCC,new:!0},this.prevCC=n.cc);var v=this.textTracks,s=this.hls;p.default.parse(d,this.initPTS[n.cc],g,n.cc,function(l){var x=v[n.level];if(x.mode==="disabled"){s.trigger(m.default.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:n});return}l.forEach(function(h){if(!x.cues.getCueById(h.id))try{x.addCue(h)}catch(S){var E=new window.TextTrackCue(h.startTime,h.endTime,h.text);E.id=h.id,x.addCue(E)}}),s.trigger(m.default.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:n})},function(l){c.logger.log("Failed to parse VTT cue: "+l),s.trigger(m.default.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:n})})},e.prototype.onFragDecrypted=function(n){var d=n.payload,g=n.frag;if(g.type==="subtitle"){if(!_.isFinite(this.initPTS[g.cc])){this.unparsedVttFrags.push(n);return}this._parseVTTs(g,d)}},e.prototype.onFragParsingUserdata=function(n){if(this.enabled&&this.config.enableCEA708Captions)for(var d=0;d<n.samples.length;d++){var g=this.extractCea608Data(n.samples[d].bytes);this.cea608Parser.addData(n.samples[d].pts,g)}},e.prototype.extractCea608Data=function(n){for(var d=n[0]&31,g=2,v,s,l,x,h,E=[],S=0;S<d;S++)v=n[g++],s=127&n[g++],l=127&n[g++],x=(4&v)!=0,h=3&v,!(s===0&&l===0)&&x&&h===0&&(E.push(s),E.push(l));return E},e}(y.default);R.default=i}).call(this,T("./src/polyfills/number.js").Number)},"./src/crypt/aes-crypto.js":function(w,R,T){"use strict";Object.defineProperty(R,"__esModule",{value:!0});var _=function(){function A(m,y){this.subtle=m,this.aesIV=y}return A.prototype.decrypt=function(m,y){return this.subtle.decrypt({name:"AES-CBC",iv:this.aesIV},y,m)},A}();R.default=_},"./src/crypt/aes-decryptor.js":function(w,R,T){"use strict";Object.defineProperty(R,"__esModule",{value:!0});function _(m){var y=m.byteLength,f=y&&new DataView(m).getUint8(y-1);return f?m.slice(0,y-f):m}R.removePadding=_;var A=function(){function m(){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 m.prototype.uint8ArrayToUint32Array_=function(y){for(var f=new DataView(y),u=new Uint32Array(4),p=0;p<4;p++)u[p]=f.getUint32(p*4);return u},m.prototype.initTable=function(){var y=this.sBox,f=this.invSBox,u=this.subMix,p=u[0],c=u[1],a=u[2],o=u[3],r=this.invSubMix,i=r[0],t=r[1],e=r[2],n=r[3],d=new Uint32Array(256),g=0,v=0,s=0;for(s=0;s<256;s++)s<128?d[s]=s<<1:d[s]=s<<1^283;for(s=0;s<256;s++){var l=v^v<<1^v<<2^v<<3^v<<4;l=l>>>8^l&255^99,y[g]=l,f[l]=g;var x=d[g],h=d[x],E=d[h],S=d[l]*257^l*16843008;p[g]=S<<24|S>>>8,c[g]=S<<16|S>>>16,a[g]=S<<8|S>>>24,o[g]=S,S=E*16843009^h*65537^x*257^g*16843008,i[l]=S<<24|S>>>8,t[l]=S<<16|S>>>16,e[l]=S<<8|S>>>24,n[l]=S,g?(g=x^d[d[d[E^x]]],v^=d[d[v]]):g=v=1}},m.prototype.expandKey=function(y){for(var f=this.uint8ArrayToUint32Array_(y),u=!0,p=0;p<f.length&&u;)u=f[p]===this.key[p],p++;if(!u){this.key=f;var c=this.keySize=f.length;if(c!==4&&c!==6&&c!==8)throw new Error("Invalid aes key size="+c);var a=this.ksRows=(c+6+1)*4,o,r,i=this.keySchedule=new Uint32Array(a),t=this.invKeySchedule=new Uint32Array(a),e=this.sBox,n=this.rcon,d=this.invSubMix,g=d[0],v=d[1],s=d[2],l=d[3],x,h;for(o=0;o<a;o++){if(o<c){x=i[o]=f[o];continue}h=x,o%c==0?(h=h<<8|h>>>24,h=e[h>>>24]<<24|e[h>>>16&255]<<16|e[h>>>8&255]<<8|e[h&255],h^=n[o/c|0]<<24):c>6&&o%c==4&&(h=e[h>>>24]<<24|e[h>>>16&255]<<16|e[h>>>8&255]<<8|e[h&255]),i[o]=x=(i[o-c]^h)>>>0}for(r=0;r<a;r++)o=a-r,r&3?h=i[o]:h=i[o-4],r<4||o<=4?t[r]=h:t[r]=g[e[h>>>24]]^v[e[h>>>16&255]]^s[e[h>>>8&255]]^l[e[h&255]],t[r]=t[r]>>>0}},m.prototype.networkToHostOrderSwap=function(y){return y<<24|(y&65280)<<8|(y&16711680)>>8|y>>>24},m.prototype.decrypt=function(y,f,u,p){for(var c=this.keySize+6,a=this.invKeySchedule,o=this.invSBox,r=this.invSubMix,i=r[0],t=r[1],e=r[2],n=r[3],d=this.uint8ArrayToUint32Array_(u),g=d[0],v=d[1],s=d[2],l=d[3],x=new Int32Array(y),h=new 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d=this.decryptor;d||(this.decryptor=d=new m.default),d.expandKey(i),e(d.decrypt(r,0,t,this.removePKCS7Padding))}else{this.logEnabled&&(f.logger.log("WebCrypto AES decrypt"),this.logEnabled=!1);var g=this.subtle;this.key!==i&&(this.key=i,this.fastAesKey=new A.default(g,i)),this.fastAesKey.expandKey().then(function(v){var s=new _.default(g,t);s.decrypt(r,v).catch(function(l){n.onWebCryptoError(l,r,i,t,e)}).then(function(l){e(l)})}).catch(function(v){n.onWebCryptoError(v,r,i,t,e)})}},o.prototype.onWebCryptoError=function(r,i,t,e,n){this.config.enableSoftwareAES?(f.logger.log("WebCrypto Error, disable WebCrypto API"),this.disableWebCrypto=!0,this.logEnabled=!0,this.decrypt(i,t,e,n)):(f.logger.error("decrypting error : "+r.message),this.observer.trigger(u.default.ERROR,{type:y.ErrorTypes.MEDIA_ERROR,details:y.ErrorDetails.FRAG_DECRYPT_ERROR,fatal:!0,reason:r.message}))},o.prototype.destroy=function(){var r=this.decryptor;r&&(r.destroy(),this.decryptor=void 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m.logger.log("ADTS sync word found !"),!0;return!1},u.prototype.append=function(p,c,a,o){for(var r=this._audioTrack,i=y.default.getID3Data(p,0)||[],t=y.default.getTimeStamp(i),e=_.isFinite(t)?t*90:c*9e4,n=0,d=e,g=p.length,v=i.length,s=[{pts:d,dts:d,data:i}];v<g-1;)if(A.isHeader(p,v)&&v+5<g){A.initTrackConfig(r,this.observer,p,v,r.manifestCodec);var l=A.appendFrame(r,p,v,e,n);if(l)v+=l.length,d=l.sample.pts,n++;else{m.logger.log("Unable to parse AAC frame");break}}else y.default.isHeader(p,v)?(i=y.default.getID3Data(p,v),s.push({pts:d,dts:d,data:i}),v+=i.length):v++;this.remuxer.remux(r,{samples:[]},{samples:s,inputTimeScale:9e4},{samples:[]},c,a,o)},u.prototype.destroy=function(){},u}();R.default=f}).call(this,T("./src/polyfills/number.js").Number)},"./src/demux/adts.js":function(w,R,T){"use strict";Object.defineProperty(R,"__esModule",{value:!0});var _=T("./src/utils/logger.js"),A=T("./src/errors.js"),m=T("./src/events.js");function y(e,n,d,g){var 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O=this.observer,F=this.typeSupported,C=this.config,P=[{demux:u.default,remux:c.default},{demux:f.default,remux:a.default},{demux:y.default,remux:c.default},{demux:p.default,remux:c.default}],k=0,B=P.length;k<B;k++){var M=P[k],N=M.demux.probe;if(N(d)){var j=this.remuxer=new M.remux(O,C,F,this.vendor);D=new M.demux(O,j,C,F),this.probe=N;break}}if(!D){O.trigger(_.default.ERROR,{type:A.ErrorTypes.MEDIA_ERROR,details:A.ErrorDetails.FRAG_PARSING_ERROR,fatal:!0,reason:"no demux matching with content found"});return}this.demuxer=D}var K=this.remuxer;(h||E)&&(D.resetInitSegment(v,s,l,b),K.resetInitSegment()),h&&(D.resetTimeStamp(L),K.resetTimeStamp(L)),typeof D.setDecryptData=="function"&&D.setDecryptData(g),D.append(d,x,S,I)},n}();R.default=e},"./src/demux/demuxer-worker.js":function(w,R,T){"use strict";Object.defineProperty(R,"__esModule",{value:!0});var _=T("./src/demux/demuxer-inline.js"),A=T("./src/events.js"),m=T("./src/utils/logger.js"),y=T("./node_modules/node-libs-browser/node_modules/events/events.js"),f=function(u){var p=new y.EventEmitter;p.trigger=function(o){for(var r=[],i=1;i<arguments.length;i++)r[i-1]=arguments[i];p.emit.apply(p,[o,o].concat(r))},p.off=function(o){for(var r=[],i=1;i<arguments.length;i++)r[i-1]=arguments[i];p.removeListener.apply(p,[o].concat(r))};var c=function(a,o){u.postMessage({event:a,data:o})};u.addEventListener("message",function(a){var o=a.data;switch(o.cmd){case"init":var r=JSON.parse(o.config);u.demuxer=new 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A=T("./node_modules/webworkify-webpack/index.js"),m=T("./src/events.js"),y=T("./src/demux/demuxer-inline.js"),f=T("./src/utils/logger.js"),u=T("./src/errors.js"),p=T("./src/utils/mediasource-helper.js"),c=T("./src/utils/get-self-scope.js"),a=T("./src/observer.js"),o=c.getSelfScope(),r=p.getMediaSource(),i=function(){function t(e,n){var d=this;this.hls=e,this.id=n;var g=this.observer=new a.Observer,v=e.config,s=function(E,S){S=S||{},S.frag=d.frag,S.id=d.id,e.trigger(E,S)};g.on(m.default.FRAG_DECRYPTED,s),g.on(m.default.FRAG_PARSING_INIT_SEGMENT,s),g.on(m.default.FRAG_PARSING_DATA,s),g.on(m.default.FRAG_PARSED,s),g.on(m.default.ERROR,s),g.on(m.default.FRAG_PARSING_METADATA,s),g.on(m.default.FRAG_PARSING_USERDATA,s),g.on(m.default.INIT_PTS_FOUND,s);var l={mp4:r.isTypeSupported("video/mp4"),mpeg:r.isTypeSupported("audio/mpeg"),mp3:r.isTypeSupported('audio/mp4; codecs="mp3"')},x=navigator.vendor;if(v.enableWorker&&typeof Worker!="undefined"){f.logger.log("demuxing in webworker");var h=void 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h=this.w,E=_.isFinite(v.startPTS)?v.startPTS:v.start,S=v.decryptdata,b=this.frag,I=!(b&&v.cc===b.cc),L=!(b&&v.level===b.level),D=b&&v.sn===b.sn+1,O=!L&&D;if(I&&f.logger.log(this.id+":discontinuity detected"),L&&f.logger.log(this.id+":switch detected"),this.frag=v,h)h.postMessage({cmd:"demux",data:e,decryptdata:S,initSegment:n,audioCodec:d,videoCodec:g,timeOffset:E,discontinuity:I,trackSwitch:L,contiguous:O,duration:s,accurateTimeOffset:l,defaultInitPTS:x},e instanceof ArrayBuffer?[e]:[]);else{var F=this.demuxer;F&&F.push(e,S,n,d,g,E,I,L,O,s,l,x)}},t.prototype.onWorkerMessage=function(e){var n=e.data,d=this.hls;switch(n.event){case"init":o.URL.revokeObjectURL(this.w.objectURL);break;case m.default.FRAG_PARSING_DATA:n.data.data1=new Uint8Array(n.data1),n.data2&&(n.data.data2=new 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m._decodeURLFrame(y)},m._readTimeStamp=function(y){if(y.data.byteLength===8){var f=new Uint8Array(y.data),u=f[3]&1,p=(f[4]<<23)+(f[5]<<15)+(f[6]<<7)+f[7];return p/=45,u&&(p+=4772185884e-2),Math.round(p)}},m._decodePrivFrame=function(y){if(!(y.size<2)){var f=m._utf8ArrayToStr(y.data,!0),u=new Uint8Array(y.data.subarray(f.length+1));return{key:y.type,info:f,data:u.buffer}}},m._decodeTextFrame=function(y){if(!(y.size<2))if(y.type==="TXXX"){var f=1,u=m._utf8ArrayToStr(y.data.subarray(f));f+=u.length+1;var p=m._utf8ArrayToStr(y.data.subarray(f));return{key:y.type,info:u,data:p}}else{var c=m._utf8ArrayToStr(y.data.subarray(1));return{key:y.type,data:c}}},m._decodeURLFrame=function(y){if(y.type==="WXXX"){if(y.size<2)return;var f=1,u=m._utf8ArrayToStr(y.data.subarray(f));f+=u.length+1;var p=m._utf8ArrayToStr(y.data.subarray(f));return{key:y.type,info:u,data:p}}else{var c=m._utf8ArrayToStr(y.data);return{key:y.type,data:c}}},m._utf8ArrayToStr=function(y,f){f===void 0&&(f=!1);for(var 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p,c,a=_.default.getID3Data(u,0);if(a&&_.default.getTimeStamp(a)!==void 0){for(p=a.length,c=Math.min(u.length-1,p+100);p<c;p++)if(m.default.probe(u,p))return A.logger.log("MPEG Audio sync word found !"),!0}return!1},f.prototype.append=function(u,p,c,a){for(var o=_.default.getID3Data(u,0),r=_.default.getTimeStamp(o),i=r?90*r:p*9e4,t=o.length,e=u.length,n=0,d=0,g=this._audioTrack,v=[{pts:i,dts:i,data:o}];t<e;)if(m.default.isHeader(u,t)){var s=m.default.appendFrame(g,u,t,i,n);if(s)t+=s.length,d=s.sample.pts,n++;else break}else _.default.isHeader(u,t)?(o=_.default.getID3Data(u,t),v.push({pts:d,dts:d,data:o}),t+=o.length):t++;this.remuxer.remux(g,{samples:[]},{samples:v,inputTimeScale:9e4},{samples:[]},p,c,a)},f.prototype.destroy=function(){},f}();R.default=y},"./src/demux/mp4demuxer.js":function(w,R,T){"use strict";Object.defineProperty(R,"__esModule",{value:!0});var _=T("./src/utils/logger.js"),A=T("./src/events.js"),m=Math.pow(2,32)-1,y=function(){function 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E=f.readUint32(o,s);s+=4,r.push({referenceSize:x,subsegmentDuration:E,info:{duration:E/t,start:d,end:d+x-1}}),d+=x,s+=4,a=s}return{earliestPresentationTime:e,timescale:t,version:i,referencesCount:g,references:r,moovEndOffset:c}},f.parseInitSegment=function(u){var p=[],c=f.findBox(u,["moov","trak"]);return c.forEach(function(a){var o=f.findBox(a,["tkhd"])[0];if(o){var r=o.data[o.start],i=r===0?12:20,t=f.readUint32(o,i),e=f.findBox(a,["mdia","mdhd"])[0];if(e){r=e.data[e.start],i=r===0?12:20;var n=f.readUint32(e,i),d=f.findBox(a,["mdia","hdlr"])[0];if(d){var g=f.bin2str(d.data.subarray(d.start+8,d.start+12)),v={soun:"audio",vide:"video"}[g];if(v){var s=f.findBox(a,["mdia","minf","stbl","stsd"]);if(s.length){s=s[0];var l=f.bin2str(s.data.subarray(s.start+12,s.start+16));_.logger.log("MP4Demuxer:"+v+":"+l+" found")}p[t]={timescale:n,type:v},p[v]={timescale:n,id:t}}}}}}),p},f.getStartDTS=function(u,p){var c,a,o;return 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c=p.samplesPerFrame*9e4/p.sampleRate,a=f+u*c,o={unit:m.subarray(y,y+p.frameLength),pts:a,dts:a};return A.config=[],A.channelCount=p.channelCount,A.samplerate=p.sampleRate,A.samples.push(o),A.len+=p.frameLength,{sample:o,length:p.frameLength}}}},parseHeader:function(A,m){var y=A[m+1]>>3&3,f=A[m+1]>>1&3,u=A[m+2]>>4&15,p=A[m+2]>>2&3,c=A[m+2]>>1&1;if(y!==1&&u!==0&&u!==15&&p!==3){var a=y===3?3-f:f===3?3:4,o=_.BitratesMap[a*14+u-1]*1e3,r=y===3?0:y===2?1:2,i=_.SamplingRateMap[r*3+p],t=A[m+3]>>6==3?1:2,e=_.SamplesCoefficients[y][f],n=_.BytesInSlot[f],d=e*8*n,g=parseInt(e*o/i+c,10)*n;return{sampleRate:i,channelCount:t,frameLength:g,samplesPerFrame:d}}},isHeaderPattern:function(A,m){return A[m]===255&&(A[m+1]&224)==224&&(A[m+1]&6)!=0},isHeader:function(A,m){return!!(m+1<A.length&&this.isHeaderPattern(A,m))},probe:function(A,m){if(m+1<A.length&&this.isHeaderPattern(A,m)){var y=4,f=this.parseHeader(A,m),u=y;f&&f.frameLength&&(u=f.frameLength);var 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f=Math.floor((y.length-48)/160)*16+16,u=new Int8Array(f),p=0,c=32;c<=y.length-16;c+=160,p+=16)u.set(y.subarray(c,c+16),p);return u},m.prototype.getAvcDecryptedUnit=function(y,f){f=new Uint8Array(f);for(var u=0,p=32;p<=y.length-16;p+=160,u+=16)y.set(f.subarray(u,u+16),p);return y},m.prototype.decryptAvcSample=function(y,f,u,p,c,a){var o=this.discardEPB(c.data),r=this.getAvcEncryptedData(o),i=this;this.decryptBuffer(r.buffer,function(t){c.data=i.getAvcDecryptedUnit(o,t),a||i.decryptAvcSamples(y,f,u+1,p)})},m.prototype.decryptAvcSamples=function(y,f,u,p){for(;;f++,u=0){if(f>=y.length){p();return}for(var c=y[f].units;!(u>=c.length);u++){var a=c[u];if(!(a.length<=48||a.type!==1&&a.type!==5)){var o=this.decrypter.isSync();if(this.decryptAvcSample(y,f,u,p,a,o),!o)return}}}},m}();R.default=A},"./src/demux/tsdemuxer.js":function(w,R,T){"use strict";Object.defineProperty(R,"__esModule",{value:!0});var _=T("./src/demux/adts.js"),A=T("./src/demux/mpegaudio.js"),m=T("./src/events.js"),y=T("./src/demux/exp-golomb.js"),f=T("./src/demux/sample-aes.js"),u=T("./src/utils/logger.js"),p=T("./src/errors.js"),c={video:1,audio:2,id3:3,text:4},a=function(){function o(r,i,t,e){this.observer=r,this.config=t,this.typeSupported=e,this.remuxer=i,this.sampleAes=null}return o.prototype.setDecryptData=function(r){r!=null&&r.key!=null&&r.method==="SAMPLE-AES"?this.sampleAes=new f.default(this.observer,this.config,r,this.discardEPB):this.sampleAes=null},o.probe=function(r){var i=o._syncOffset(r);return i<0?!1:(i&&u.logger.warn("MPEG2-TS detected but first sync word found @ offset "+i+", junk ahead ?"),!0)},o._syncOffset=function(r){for(var i=Math.min(1e3,r.length-3*188),t=0;t<i;){if(r[t]===71&&r[t+188]===71&&r[t+2*188]===71)return t;t++}return-1},o.createTrack=function(r,i){return{container:r==="video"||r==="audio"?"video/mp2t":void 0,type:r,id:c[r],pid:-1,inputTimeScale:9e4,sequenceNumber:0,samples:[],len:0,dropped:r==="video"?0:void 0,isAAC:r==="audio"?!0:void 0,duration:r==="audio"?i:void 0}},o.prototype.resetInitSegment=function(r,i,t,e){this.pmtParsed=!1,this._pmtId=-1,this._avcTrack=o.createTrack("video",e),this._audioTrack=o.createTrack("audio",e),this._id3Track=o.createTrack("id3",e),this._txtTrack=o.createTrack("text",e),this.aacOverFlow=null,this.aacLastPTS=null,this.avcSample=null,this.audioCodec=i,this.videoCodec=t,this._duration=e},o.prototype.resetTimeStamp=function(){},o.prototype.append=function(r,i,t,e){var n,d=r.length,g,v,s,l,x,h=!1;this.contiguous=t;var E=this.pmtParsed,S=this._avcTrack,b=this._audioTrack,I=this._id3Track,L=S.pid,D=b.pid,O=I.pid,F=this._pmtId,C=S.pesData,P=b.pesData,k=I.pesData,B=this._parsePAT,M=this._parsePMT,N=this._parsePES,j=this._parseAVCPES.bind(this),K=this._parseAACPES.bind(this),G=this._parseMPEGPES.bind(this),W=this._parseID3PES.bind(this),U=o._syncOffset(r);for(d-=(d+U)%188,n=U;n<d;n+=188)if(r[n]===71){if(g=!!(r[n+1]&64),v=((r[n+1]&31)<<8)+r[n+2],s=(r[n+3]&48)>>4,s>1){if(l=n+5+r[n+4],l===n+188)continue}else l=n+4;switch(v){case L:g&&(C&&(x=N(C))&&x.pts!==void 0&&j(x,!1),C={data:[],size:0}),C&&(C.data.push(r.subarray(l,n+188)),C.size+=n+188-l);break;case D:g&&(P&&(x=N(P))&&x.pts!==void 0&&(b.isAAC?K(x):G(x)),P={data:[],size:0}),P&&(P.data.push(r.subarray(l,n+188)),P.size+=n+188-l);break;case O:g&&(k&&(x=N(k))&&x.pts!==void 0&&W(x),k={data:[],size:0}),k&&(k.data.push(r.subarray(l,n+188)),k.size+=n+188-l);break;case 0:g&&(l+=r[l]+1),F=this._pmtId=B(r,l);break;case F:g&&(l+=r[l]+1);var V=M(r,l,this.typeSupported.mpeg===!0||this.typeSupported.mp3===!0,this.sampleAes!=null);L=V.avc,L>0&&(S.pid=L),D=V.audio,D>0&&(b.pid=D,b.isAAC=V.isAAC),O=V.id3,O>0&&(I.pid=O),h&&!E&&(u.logger.log("reparse from beginning"),h=!1,n=U-188),E=this.pmtParsed=!0;break;case 17:case 8191:break;default:h=!0;break}}else this.observer.trigger(m.default.ERROR,{type:p.ErrorTypes.MEDIA_ERROR,details:p.ErrorDetails.FRAG_PARSING_ERROR,fatal:!1,reason:"TS packet did not start with 0x47"});C&&(x=N(C))&&x.pts!==void 0?(j(x,!0),S.pesData=null):S.pesData=C,P&&(x=N(P))&&x.pts!==void 0?(b.isAAC?K(x):G(x),b.pesData=null):(P&&P.size&&u.logger.log("last AAC PES packet truncated,might overlap between fragments"),b.pesData=P),k&&(x=N(k))&&x.pts!==void 0?(W(x),I.pesData=null):I.pesData=k,this.sampleAes==null?this.remuxer.remux(b,S,I,this._txtTrack,i,t,e):this.decryptAndRemux(b,S,I,this._txtTrack,i,t,e)},o.prototype.decryptAndRemux=function(r,i,t,e,n,d,g){if(r.samples&&r.isAAC){var v=this;this.sampleAes.decryptAacSamples(r.samples,0,function(){v.decryptAndRemuxAvc(r,i,t,e,n,d,g)})}else this.decryptAndRemuxAvc(r,i,t,e,n,d,g)},o.prototype.decryptAndRemuxAvc=function(r,i,t,e,n,d,g){if(i.samples){var v=this;this.sampleAes.decryptAvcSamples(i.samples,0,0,function(){v.remuxer.remux(r,i,t,e,n,d,g)})}else this.remuxer.remux(r,i,t,e,n,d,g)},o.prototype.destroy=function(){this._initPTS=this._initDTS=void 0,this._duration=0},o.prototype._parsePAT=function(r,i){return(r[i+10]&31)<<8|r[i+11]},o.prototype._parsePMT=function(r,i,t,e){var n,d,g,v,s={audio:-1,avc:-1,id3:-1,isAAC:!0};for(n=(r[i+1]&15)<<8|r[i+2],d=i+3+n-4,g=(r[i+10]&15)<<8|r[i+11],i+=12+g;i<d;){switch(v=(r[i+1]&31)<<8|r[i+2],r[i]){case 207:if(!e){u.logger.log("unkown stream type:"+r[i]);break}case 15:s.audio===-1&&(s.audio=v);break;case 21:s.id3===-1&&(s.id3=v);break;case 219:if(!e){u.logger.log("unkown stream type:"+r[i]);break}case 27:s.avc===-1&&(s.avc=v);break;case 3:case 4:t?s.audio===-1&&(s.audio=v,s.isAAC=!1):u.logger.log("MPEG audio found, not supported in this browser for now");break;case 36:u.logger.warn("HEVC stream type found, not supported for now");break;default:u.logger.log("unkown stream type:"+r[i]);break}i+=((r[i+3]&15)<<8|r[i+4])+5}return s},o.prototype._parsePES=function(r){var i=0,t,e,n,d,g,v,s,l,x,h=r.data;if(!r||r.size===0)return null;for(;h[0].length<19&&h.length>1;){var E=new Uint8Array(h[0].length+h[1].length);E.set(h[0]),E.set(h[1],h[0].length),h[0]=E,h.splice(1,1)}if(t=h[0],n=(t[0]<<16)+(t[1]<<8)+t[2],n===1){if(d=(t[4]<<8)+t[5],d&&d>r.size-6)return null;e=t[7],e&192&&(s=(t[9]&14)*536870912+(t[10]&255)*4194304+(t[11]&254)*16384+(t[12]&255)*128+(t[13]&254)/2,s>4294967295&&(s-=8589934592),e&64?(l=(t[14]&14)*536870912+(t[15]&255)*4194304+(t[16]&254)*16384+(t[17]&255)*128+(t[18]&254)/2,l>4294967295&&(l-=8589934592),s-l>60*9e4&&(u.logger.warn(Math.round((s-l)/9e4)+"s delta between PTS and DTS, align them"),s=l)):l=s),g=t[8],x=g+9,r.size-=x,v=new Uint8Array(r.size);for(var S=0,b=h.length;S<b;S++){t=h[S];var I=t.byteLength;if(x)if(x>I){x-=I;continue}else t=t.subarray(x),I-=x,x=0;v.set(t,i),i+=I}return d&&(d-=g+3),{data:v,pts:s,dts:l,len:d}}else return null},o.prototype.pushAccesUnit=function(r,i){if(r.units.length&&r.frame){var t=i.samples,e=t.length;!this.config.forceKeyFrameOnDiscontinuity||r.key===!0||i.sps&&(e||this.contiguous)?(r.id=e,t.push(r)):i.dropped++}r.debug.length&&u.logger.log(r.pts+"/"+r.dts+":"+r.debug)},o.prototype._parseAVCPES=function(r,i){var t=this,e=this._avcTrack,n=this._parseAVCNALu(r.data),d=!1,g,v=this.avcSample,s,l=!1,x,h=this.pushAccesUnit.bind(this),E=function(S,b,I,L){return{key:S,pts:b,dts:I,units:[],debug:L}};r.data=null,v&&n.length&&!e.audFound&&(h(v,e),v=this.avcSample=E(!1,r.pts,r.dts,"")),n.forEach(function(S){switch(S.type){case 1:s=!0,v||(v=t.avcSample=E(!0,r.pts,r.dts,"")),d&&(v.debug+="NDR "),v.frame=!0;var b=S.data;if(l&&b.length>4){var I=new y.default(b).readSliceType();(I===2||I===4||I===7||I===9)&&(v.key=!0)}break;case 5:s=!0,v||(v=t.avcSample=E(!0,r.pts,r.dts,"")),d&&(v.debug+="IDR "),v.key=!0,v.frame=!0;break;case 6:s=!0,d&&v&&(v.debug+="SEI "),g=new y.default(t.discardEPB(S.data)),g.readUByte();for(var L=0,D=0,O=!1,F=0;!O&&g.bytesAvailable>1;){L=0;do F=g.readUByte(),L+=F;while(F===255);D=0;do F=g.readUByte(),D+=F;while(F===255);if(L===4&&g.bytesAvailable!==0){O=!0;var C=g.readUByte();if(C===181){var P=g.readUShort();if(P===49){var k=g.readUInt();if(k===1195456820){var B=g.readUByte();if(B===3){var M=g.readUByte(),N=g.readUByte(),j=31&M,K=[M,N];for(x=0;x<j;x++)K.push(g.readUByte()),K.push(g.readUByte()),K.push(g.readUByte());t._insertSampleInOrder(t._txtTrack.samples,{type:3,pts:r.pts,bytes:K})}}}}}else if(D<g.bytesAvailable)for(x=0;x<D;x++)g.readUByte()}break;case 7:if(s=!0,l=!0,d&&v&&(v.debug+="SPS "),!e.sps){g=new y.default(S.data);var G=g.readSPS();e.width=G.width,e.height=G.height,e.pixelRatio=G.pixelRatio,e.sps=[S.data],e.duration=t._duration;var W=S.data.subarray(1,4),U="avc1.";for(x=0;x<3;x++){var V=W[x].toString(16);V.length<2&&(V="0"+V),U+=V}e.codec=U}break;case 8:s=!0,d&&v&&(v.debug+="PPS "),e.pps||(e.pps=[S.data]);break;case 9:s=!1,e.audFound=!0,v&&h(v,e),v=t.avcSample=E(!1,r.pts,r.dts,d?"AUD ":"");break;case 12:s=!1;break;default:s=!1,v&&(v.debug+="unknown NAL "+S.type+" ");break}if(v&&s){var H=v.units;H.push(S)}}),i&&v&&(h(v,e),this.avcSample=null)},o.prototype._insertSampleInOrder=function(r,i){var t=r.length;if(t>0){if(i.pts>=r[t-1].pts)r.push(i);else for(var e=t-1;e>=0;e--)if(i.pts<r[e].pts){r.splice(e,0,i);break}}else r.push(i)},o.prototype._getLastNalUnit=function(){var r=this.avcSample,i;if(!r||r.units.length===0){var t=this._avcTrack,e=t.samples;r=e[e.length-1]}if(r){var n=r.units;i=n[n.length-1]}return i},o.prototype._parseAVCNALu=function(r){var i=0,t=r.byteLength,e,n,d=this._avcTrack,g=d.naluState||0,v=g,s=[],l,x,h=-1,E;for(g===-1&&(h=0,E=r[0]&31,g=0,i=1);i<t;){if(e=r[i++],!g){g=e?0:1;continue}if(g===1){g=e?0:2;continue}if(!e)g=3;else if(e===1){if(h>=0)l={data:r.subarray(h,i-g-1),type:E},s.push(l);else{var S=this._getLastNalUnit();if(S&&(v&&i<=4-v&&S.state&&(S.data=S.data.subarray(0,S.data.byteLength-v)),n=i-g-1,n>0)){var b=new Uint8Array(S.data.byteLength+n);b.set(S.data,0),b.set(r.subarray(0,n),S.data.byteLength),S.data=b}}i<t?(x=r[i]&31,h=i,E=x,g=0):g=-1}else g=0}if(h>=0&&g>=0&&(l={data:r.subarray(h,t),type:E,state:g},s.push(l)),s.length===0){var S=this._getLastNalUnit();if(S){var b=new Uint8Array(S.data.byteLength+r.byteLength);b.set(S.data,0),b.set(r,S.data.byteLength),S.data=b}}return d.naluState=g,s},o.prototype.discardEPB=function(r){for(var i=r.byteLength,t=[],e=1,n,d;e<i-2;)r[e]===0&&r[e+1]===0&&r[e+2]===3?(t.push(e+2),e+=2):e++;if(t.length===0)return r;n=i-t.length,d=new Uint8Array(n);var g=0;for(e=0;e<n;g++,e++)g===t[0]&&(g++,t.shift()),d[e]=r[g];return d},o.prototype._parseAACPES=function(r){var i=this._audioTrack,t=r.data,e=r.pts,n=0,d=this.aacOverFlow,g=this.aacLastPTS,v,s,l,x,h;if(d){var E=new Uint8Array(d.byteLength+t.byteLength);E.set(d,0),E.set(t,d.byteLength),t=E}for(l=n,h=t.length;l<h-1&&!_.isHeader(t,l);l++);if(l){var S=void 0,b=void 0;if(l<h-1?(S="AAC PES did not start with ADTS header,offset:"+l,b=!1):(S="no ADTS header found in AAC PES",b=!0),u.logger.warn("parsing error:"+S),this.observer.trigger(m.default.ERROR,{type:p.ErrorTypes.MEDIA_ERROR,details:p.ErrorDetails.FRAG_PARSING_ERROR,fatal:b,reason:S}),b)return}if(_.initTrackConfig(i,this.observer,t,l,this.audioCodec),s=0,v=_.getFrameDuration(i.samplerate),d&&g){var I=g+v;Math.abs(I-e)>1&&(u.logger.log("AAC: align PTS for overlapping frames by "+Math.round((I-e)/90)),e=I)}for(;l<h;)if(_.isHeader(t,l)&&l+5<h){var L=_.appendFrame(i,t,l,e,s);if(L)l+=L.length,x=L.sample.pts,s++;else break}else l++;l<h?d=t.subarray(l,h):d=null,this.aacOverFlow=d,this.aacLastPTS=x},o.prototype._parseMPEGPES=function(r){for(var i=r.data,t=i.length,e=0,n=0,d=r.pts;n<t;)if(A.default.isHeader(i,n)){var g=A.default.appendFrame(this._audioTrack,i,n,d,e);if(g)n+=g.length,e++;else break}else n++},o.prototype._parseID3PES=function(r){this._id3Track.samples.push(r)},o}();R.default=a},"./src/errors.js":function(w,R,T){"use strict";Object.defineProperty(R,"__esModule",{value:!0}),R.ErrorTypes={NETWORK_ERROR:"networkError",MEDIA_ERROR:"mediaError",KEY_SYSTEM_ERROR:"keySystemError",MUX_ERROR:"muxError",OTHER_ERROR:"otherError"},R.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"}},"./src/event-handler.js":function(w,R,T){"use strict";Object.defineProperty(R,"__esModule",{value:!0});var _=T("./src/utils/logger.js"),A=T("./src/errors.js"),m=T("./src/events.js"),y={hlsEventGeneric:!0,hlsHandlerDestroying:!0,hlsHandlerDestroyed:!0},f=function(){function u(p){for(var c=[],a=1;a<arguments.length;a++)c[a-1]=arguments[a];this.hls=p,this.onEvent=this.onEvent.bind(this),this.handledEvents=c,this.useGenericHandler=!0,this.registerListeners()}return u.prototype.destroy=function(){this.onHandlerDestroying(),this.unregisterListeners(),this.onHandlerDestroyed()},u.prototype.onHandlerDestroying=function(){},u.prototype.onHandlerDestroyed=function(){},u.prototype.isEventHandler=function(){return typeof this.handledEvents=="object"&&this.handledEvents.length&&typeof this.onEvent=="function"},u.prototype.registerListeners=function(){this.isEventHandler()&&this.handledEvents.forEach(function(p){if(y[p])throw new Error("Forbidden event-name: "+p);this.hls.on(p,this.onEvent)},this)},u.prototype.unregisterListeners=function(){this.isEventHandler()&&this.handledEvents.forEach(function(p){this.hls.off(p,this.onEvent)},this)},u.prototype.onEvent=function(p,c){this.onEventGeneric(p,c)},u.prototype.onEventGeneric=function(p,c){var a=function(o,r){var i="on"+o.replace("hls","");if(typeof this[i]!="function")throw new Error("Event "+o+" has no generic handler in this "+this.constructor.name+" class (tried "+i+")");return this[i].bind(this,r)};try{a.call(this,p,c).call()}catch(o){_.logger.error("An internal error happened while handling event "+p+'. Error message: "'+o.message+'". Here is a stacktrace:',o),this.hls.trigger(m.default.ERROR,{type:A.ErrorTypes.OTHER_ERROR,details:A.ErrorDetails.INTERNAL_EXCEPTION,fatal:!1,event:p,err:o})}},u}();R.default=f},"./src/events.js":function(w,R,T){"use strict";Object.defineProperty(R,"__esModule",{value:!0});var _={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:"hlsFragParsed",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"};R.default=_},"./src/hls.js":function(w,R,T){"use 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m.box(m.types.mdat,y)},m.mdhd=function(y,f){f*=y;var u=Math.floor(f/(_+1)),p=Math.floor(f%(_+1));return m.box(m.types.mdhd,new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,y>>24&255,y>>16&255,y>>8&255,y&255,u>>24,u>>16&255,u>>8&255,u&255,p>>24,p>>16&255,p>>8&255,p&255,85,196,0,0]))},m.mdia=function(y){return m.box(m.types.mdia,m.mdhd(y.timescale,y.duration),m.hdlr(y.type),m.minf(y))},m.mfhd=function(y){return m.box(m.types.mfhd,new Uint8Array([0,0,0,0,y>>24,y>>16&255,y>>8&255,y&255]))},m.minf=function(y){return y.type==="audio"?m.box(m.types.minf,m.box(m.types.smhd,m.SMHD),m.DINF,m.stbl(y)):m.box(m.types.minf,m.box(m.types.vmhd,m.VMHD),m.DINF,m.stbl(y))},m.moof=function(y,f,u){return m.box(m.types.moof,m.mfhd(y),m.traf(u,f))},m.moov=function(y){for(var f=y.length,u=[];f--;)u[f]=m.trak(y[f]);return m.box.apply(null,[m.types.moov,m.mvhd(y[0].timescale,y[0].duration)].concat(u).concat(m.mvex(y)))},m.mvex=function(y){for(var f=y.length,u=[];f--;)u[f]=m.trex(y[f]);return m.box.apply(null,[m.types.mvex].concat(u))},m.mvhd=function(y,f){f*=y;var u=Math.floor(f/(_+1)),p=Math.floor(f%(_+1)),c=new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,y>>24&255,y>>16&255,y>>8&255,y&255,u>>24,u>>16&255,u>>8&255,u&255,p>>24,p>>16&255,p>>8&255,p&255,0,1,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,255,255,255,255]);return m.box(m.types.mvhd,c)},m.sdtp=function(y){var f=y.samples||[],u=new Uint8Array(4+f.length),p,c;for(c=0;c<f.length;c++)p=f[c].flags,u[c+4]=p.dependsOn<<4|p.isDependedOn<<2|p.hasRedundancy;return m.box(m.types.sdtp,u)},m.stbl=function(y){return m.box(m.types.stbl,m.stsd(y),m.box(m.types.stts,m.STTS),m.box(m.types.stsc,m.STSC),m.box(m.types.stsz,m.STSZ),m.box(m.types.stco,m.STCO))},m.avc1=function(y){var f=[],u=[],p,c,a;for(p=0;p<y.sps.length;p++)c=y.sps[p],a=c.byteLength,f.push(a>>>8&255),f.push(a&255),f=f.concat(Array.prototype.slice.call(c));for(p=0;p<y.pps.length;p++)c=y.pps[p],a=c.byteLength,u.push(a>>>8&255),u.push(a&255),u=u.concat(Array.prototype.slice.call(c));var o=m.box(m.types.avcC,new Uint8Array([1,f[3],f[4],f[5],252|3,224|y.sps.length].concat(f).concat([y.pps.length]).concat(u))),r=y.width,i=y.height,t=y.pixelRatio[0],e=y.pixelRatio[1];return m.box(m.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,r>>8&255,r&255,i>>8&255,i&255,0,72,0,0,0,72,0,0,0,0,0,0,0,1,18,100,97,105,108,121,109,111,116,105,111,110,47,104,108,115,46,106,115,0,0,0,0,0,0,0,0,0,0,0,0,0,0,24,17,17]),o,m.box(m.types.btrt,new Uint8Array([0,28,156,128,0,45,198,192,0,45,198,192])),m.box(m.types.pasp,new Uint8Array([t>>24,t>>16&255,t>>8&255,t&255,e>>24,e>>16&255,e>>8&255,e&255])))},m.esds=function(y){var f=y.config.length;return new Uint8Array([0,0,0,0,3,23+f,0,1,0,4,15+f,64,21,0,0,0,0,0,0,0,0,0,0,0,5].concat([f]).concat(y.config).concat([6,1,2]))},m.mp4a=function(y){var f=y.samplerate;return m.box(m.types.mp4a,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,y.channelCount,0,16,0,0,0,0,f>>8&255,f&255,0,0]),m.box(m.types.esds,m.esds(y)))},m.mp3=function(y){var f=y.samplerate;return m.box(m.types[".mp3"],new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,y.channelCount,0,16,0,0,0,0,f>>8&255,f&255,0,0]))},m.stsd=function(y){return y.type==="audio"?!y.isAAC&&y.codec==="mp3"?m.box(m.types.stsd,m.STSD,m.mp3(y)):m.box(m.types.stsd,m.STSD,m.mp4a(y)):m.box(m.types.stsd,m.STSD,m.avc1(y))},m.tkhd=function(y){var f=y.id,u=y.duration*y.timescale,p=y.width,c=y.height,a=Math.floor(u/(_+1)),o=Math.floor(u%(_+1));return m.box(m.types.tkhd,new Uint8Array([1,0,0,7,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,f>>24&255,f>>16&255,f>>8&255,f&255,0,0,0,0,a>>24,a>>16&255,a>>8&255,a&255,o>>24,o>>16&255,o>>8&255,o&255,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,p>>8&255,p&255,0,0,c>>8&255,c&255,0,0]))},m.traf=function(y,f){var u=m.sdtp(y),p=y.id,c=Math.floor(f/(_+1)),a=Math.floor(f%(_+1));return m.box(m.types.traf,m.box(m.types.tfhd,new Uint8Array([0,0,0,0,p>>24,p>>16&255,p>>8&255,p&255])),m.box(m.types.tfdt,new Uint8Array([1,0,0,0,c>>24,c>>16&255,c>>8&255,c&255,a>>24,a>>16&255,a>>8&255,a&255])),m.trun(y,u.length+16+20+8+16+8+8),u)},m.trak=function(y){return y.duration=y.duration||4294967295,m.box(m.types.trak,m.tkhd(y),m.mdia(y))},m.trex=function(y){var f=y.id;return m.box(m.types.trex,new Uint8Array([0,0,0,0,f>>24,f>>16&255,f>>8&255,f&255,0,0,0,1,0,0,0,0,0,0,0,0,0,1,0,1]))},m.trun=function(y,f){var u=y.samples||[],p=u.length,c=12+16*p,a=new Uint8Array(c),o,r,i,t,e,n;for(f+=8+c,a.set([0,0,15,1,p>>>24&255,p>>>16&255,p>>>8&255,p&255,f>>>24&255,f>>>16&255,f>>>8&255,f&255],0),o=0;o<p;o++)r=u[o],i=r.duration,t=r.size,e=r.flags,n=r.cts,a.set([i>>>24&255,i>>>16&255,i>>>8&255,i&255,t>>>24&255,t>>>16&255,t>>>8&255,t&255,e.isLeading<<2|e.dependsOn,e.isDependedOn<<6|e.hasRedundancy<<4|e.paddingValue<<1|e.isNonSync,e.degradPrio&240<<8,e.degradPrio&15,n>>>24&255,n>>>16&255,n>>>8&255,n&255],12+16*o);return m.box(m.types.trun,a)},m.initSegment=function(y){m.types||m.init();var f=m.moov(y),u;return u=new Uint8Array(m.FTYP.byteLength+f.byteLength),u.set(m.FTYP),u.set(f,m.FTYP.byteLength),u},m}();R.default=A},"./src/remux/mp4-remuxer.js":function(w,R,T){"use strict";Object.defineProperty(R,"__esModule",{value:!0});var _=T("./src/remux/aac-helper.js"),A=T("./src/remux/mp4-generator.js"),m=T("./src/events.js"),y=T("./src/errors.js"),f=T("./src/utils/logger.js"),u=10*1e3,p=function(){function c(a,o,r,i){this.observer=a,this.config=o,this.typeSupported=r;var t=navigator.userAgent;this.isSafari=i&&i.indexOf("Apple")>-1&&t&&!t.match("CriOS"),this.ISGenerated=!1}return c.prototype.destroy=function(){},c.prototype.resetTimeStamp=function(a){this._initPTS=this._initDTS=a},c.prototype.resetInitSegment=function(){this.ISGenerated=!1},c.prototype.remux=function(a,o,r,i,t,e,n){if(this.ISGenerated||this.generateIS(a,o,t),this.ISGenerated){var d=a.samples.length,g=o.samples.length,v=t,s=t;if(d&&g){var l=(a.samples[0].pts-o.samples[0].pts)/o.inputTimeScale;v+=Math.max(0,l),s+=Math.max(0,-l)}if(d){a.timescale||(f.logger.warn("regenerate InitSegment as audio detected"),this.generateIS(a,o,t));var x=this.remuxAudio(a,v,e,n);if(g){var h=void 0;x&&(h=x.endPTS-x.startPTS),o.timescale||(f.logger.warn("regenerate InitSegment as video detected"),this.generateIS(a,o,t)),this.remuxVideo(o,s,e,h,n)}}else if(g){var E=this.remuxVideo(o,s,e,0,n);E&&a.codec&&this.remuxEmptyAudio(a,v,e,E)}}r.samples.length&&this.remuxID3(r,t),i.samples.length&&this.remuxText(i,t),this.observer.trigger(m.default.FRAG_PARSED)},c.prototype.generateIS=function(a,o,r){var i=this.observer,t=a.samples,e=o.samples,n=this.typeSupported,d="audio/mp4",g={},v={tracks:g},s=this._initPTS===void 0,l,x;if(s&&(l=x=Infinity),a.config&&t.length&&(a.timescale=a.samplerate,f.logger.log("audio sampling rate : "+a.samplerate),a.isAAC||(n.mpeg?(d="audio/mpeg",a.codec=""):n.mp3&&(a.codec="mp3")),g.audio={container:d,codec:a.codec,initSegment:!a.isAAC&&n.mpeg?new Uint8Array:A.default.initSegment([a]),metadata:{channelCount:a.channelCount}},s&&(l=x=t[0].pts-a.inputTimeScale*r)),o.sps&&o.pps&&e.length){var h=o.inputTimeScale;o.timescale=h,g.video={container:"video/mp4",codec:o.codec,initSegment:A.default.initSegment([o]),metadata:{width:o.width,height:o.height}},s&&(l=Math.min(l,e[0].pts-h*r),x=Math.min(x,e[0].dts-h*r),this.observer.trigger(m.default.INIT_PTS_FOUND,{initPTS:l}))}Object.keys(g).length?(i.trigger(m.default.FRAG_PARSING_INIT_SEGMENT,v),this.ISGenerated=!0,s&&(this._initPTS=l,this._initDTS=x)):i.trigger(m.default.ERROR,{type:y.ErrorTypes.MEDIA_ERROR,details:y.ErrorDetails.FRAG_PARSING_ERROR,fatal:!1,reason:"no audio/video samples found"})},c.prototype.remuxVideo=function(a,o,r,i,t){var e=8,n,d,g,v,s,l,x,h=a.timescale,E=a.samples,S=[],b=E.length,I=this._PTSNormalize,L=this._initPTS,D=this.nextAvcDts,O=this.isSafari;if(b!==0){O&&(r|=E.length&&D&&(t&&Math.abs(o-D/h)<.1||Math.abs(E[0].pts-D-L)<h/5)),r||(D=o*h),E.forEach(function(J){J.pts=I(J.pts-L,D),J.dts=I(J.dts-L,D)}),E.sort(function(J,ne){var le=J.dts-ne.dts,ue=J.pts-ne.pts;return le||ue||J.id-ne.id});var F=E.reduce(function(J,ne){return Math.max(Math.min(J,ne.pts-ne.dts),-18e3)},0);if(F<0){f.logger.warn("PTS < DTS detected in video samples, shifting DTS by "+Math.round(F/90)+" ms to overcome this issue");for(var C=0;C<E.length;C++)E[C].dts+=F}var P=E[0];s=Math.max(P.dts,0),v=Math.max(P.pts,0);var k=Math.round((s-D)/90);r&&k&&(k>1?f.logger.log("AVC:"+k+" ms hole between fragments detected,filling it"):k<-1&&f.logger.log("AVC:"+-k+" ms overlapping between fragments detected"),s=D,E[0].dts=s,v=Math.max(v-k,D),E[0].pts=v,f.logger.log("Video/PTS/DTS adjusted: "+Math.round(v/90)+"/"+Math.round(s/90)+",delta:"+k+" ms")),P=E[E.length-1],x=Math.max(P.dts,0),l=Math.max(P.pts,0,x),O&&(n=Math.round((x-s)/(E.length-1)));for(var B=0,M=0,C=0;C<b;C++){for(var N=E[C],j=N.units,K=j.length,G=0,W=0;W<K;W++)G+=j[W].data.length;M+=G,B+=K,N.length=G,O?N.dts=s+C*n:N.dts=Math.max(N.dts,s),N.pts=Math.max(N.pts,N.dts)}var U=M+4*B+8;try{d=new Uint8Array(U)}catch(J){this.observer.trigger(m.default.ERROR,{type:y.ErrorTypes.MUX_ERROR,details:y.ErrorDetails.REMUX_ALLOC_ERROR,fatal:!1,bytes:U,reason:"fail allocating video mdat "+U});return}var V=new DataView(d.buffer);V.setUint32(0,U),d.set(A.default.types.mdat,4);for(var C=0;C<b;C++){for(var H=E[C],Y=H.units,z=0,X=void 0,W=0,K=Y.length;W<K;W++){var ee=Y[W],te=ee.data,re=ee.data.byteLength;V.setUint32(e,re),e+=4,d.set(te,e),e+=re,z+=4+re}if(O)X=Math.max(0,n*Math.round((H.pts-H.dts)/n));else{if(C<b-1)n=E[C+1].dts-H.dts;else{var $=this.config,Z=H.dts-E[C>0?C-1:C].dts;if($.stretchShortVideoTrack){var ie=$.maxBufferHole,q=Math.floor(ie*h),Q=(i?v+i*h:this.nextAudioPts)-H.pts;Q>q?(n=Q-Z,n<0&&(n=Z),f.logger.log("It is approximately "+Q/90+" ms to the next segment; using duration "+n/90+" ms for the last video frame.")):n=Z}else n=Z}X=Math.round(H.pts-H.dts)}S.push({size:z,duration:n,cts:X,flags:{isLeading:0,isDependedOn:0,hasRedundancy:0,degradPrio:0,dependsOn:H.key?2:1,isNonSync:H.key?0:1}})}this.nextAvcDts=x+n;var oe=a.dropped;if(a.len=0,a.nbNalu=0,a.dropped=0,S.length&&navigator.userAgent.toLowerCase().indexOf("chrome")>-1){var ae=S[0].flags;ae.dependsOn=2,ae.isNonSync=0}a.samples=S,g=A.default.moof(a.sequenceNumber++,s,a),a.samples=[];var se={data1:g,data2:d,startPTS:v/h,endPTS:(l+n)/h,startDTS:s/h,endDTS:this.nextAvcDts/h,type:"video",hasAudio:!1,hasVideo:!0,nb:S.length,dropped:oe};return this.observer.trigger(m.default.FRAG_PARSING_DATA,se),se}},c.prototype.remuxAudio=function(a,o,r,i){var t=a.inputTimeScale,e=a.timescale,n=t/e,d=a.isAAC?1024:1152,g=d*n,v=this._PTSNormalize,s=this._initPTS,l=!a.isAAC&&this.typeSupported.mpeg,x,h,E,S,b,I,L,D=a.samples,O=[],F=this.nextAudioPts;if(r|=D.length&&F&&(i&&Math.abs(o-F/t)<.1||Math.abs(D[0].pts-F-s)<20*g),D.forEach(function(Q){Q.pts=Q.dts=v(Q.pts-s,o*t)}),D=D.filter(function(Q){return Q.pts>=0}),D.length!==0){if(r||(i?F=o*t:F=D[0].pts),a.isAAC)for(var C=this.config.maxAudioFramesDrift,P=0,k=F;P<D.length;){var B=D[P],M,N=B.pts;M=N-k;var j=Math.abs(1e3*M/t);if(M<=-C*g)f.logger.warn("Dropping 1 audio frame @ "+(k/t).toFixed(3)+"s due to "+Math.round(j)+" ms overlap."),D.splice(P,1),a.len-=B.unit.length;else if(M>=C*g&&j<u&&k){var K=Math.round(M/g);f.logger.warn("Injecting "+K+" audio frame @ "+(k/t).toFixed(3)+"s due to "+Math.round(1e3*M/t)+" ms gap.");for(var G=0;G<K;G++){var W=Math.max(k,0);E=_.default.getSilentFrame(a.manifestCodec||a.codec,a.channelCount),E||(f.logger.log("Unable to get silent frame for given audio codec; duplicating last frame instead."),E=B.unit.subarray()),D.splice(P,0,{unit:E,pts:W,dts:W}),a.len+=E.length,k+=g,P++}B.pts=B.dts=k,k+=g,P++}else Math.abs(M)>.1*g,B.pts=B.dts=k,k+=g,P++}for(var G=0,U=D.length;G<U;G++){var V=D[G],H=V.unit,N=V.pts;if(L!==void 0)h.duration=Math.round((N-L)/n);else{var Y=Math.round(1e3*(N-F)/t),z=0;if(r&&a.isAAC&&Y){if(Y>0&&Y<u)z=Math.round((N-F)/g),f.logger.log(Y+" ms hole between AAC samples detected,filling it"),z>0&&(E=_.default.getSilentFrame(a.manifestCodec||a.codec,a.channelCount),E||(E=H.subarray()),a.len+=z*E.length);else if(Y<-12){f.logger.log("drop overlapping AAC sample, expected/parsed/delta:"+(F/t).toFixed(3)+"s/"+(N/t).toFixed(3)+"s/"+-Y+"ms"),a.len-=H.byteLength;continue}N=F}if(I=N,a.len>0){var X=l?a.len:a.len+8;x=l?0:8;try{S=new Uint8Array(X)}catch(ae){this.observer.trigger(m.default.ERROR,{type:y.ErrorTypes.MUX_ERROR,details:y.ErrorDetails.REMUX_ALLOC_ERROR,fatal:!1,bytes:X,reason:"fail allocating audio mdat "+X});return}if(!l){var ee=new DataView(S.buffer);ee.setUint32(0,X),S.set(A.default.types.mdat,4)}}else return;for(var P=0;P<z;P++)E=_.default.getSilentFrame(a.manifestCodec||a.codec,a.channelCount),E||(f.logger.log("Unable to get silent frame for given audio codec; duplicating this frame instead."),E=H.subarray()),S.set(E,x),x+=E.byteLength,h={size:E.byteLength,cts:0,duration:1024,flags:{isLeading:0,isDependedOn:0,hasRedundancy:0,degradPrio:0,dependsOn:1}},O.push(h)}S.set(H,x);var te=H.byteLength;x+=te,h={size:te,cts:0,duration:0,flags:{isLeading:0,isDependedOn:0,hasRedundancy:0,degradPrio:0,dependsOn:1}},O.push(h),L=N}var re=0,$=O.length;if($>=2&&(re=O[$-2].duration,h.duration=re),$){this.nextAudioPts=F=L+n*re,a.len=0,a.samples=O,l?b=new Uint8Array:b=A.default.moof(a.sequenceNumber++,I/n,a),a.samples=[];var Z=I/t,ie=F/t,q={data1:b,data2:S,startPTS:Z,endPTS:ie,startDTS:Z,endDTS:ie,type:"audio",hasAudio:!0,hasVideo:!1,nb:$};return this.observer.trigger(m.default.FRAG_PARSING_DATA,q),q}return null}},c.prototype.remuxEmptyAudio=function(a,o,r,i){var t=a.inputTimeScale,e=a.samplerate?a.samplerate:t,n=t/e,d=this.nextAudioPts,g=(d!==void 0?d:i.startDTS*t)+this._initDTS,v=i.endDTS*t+this._initDTS,s=1024,l=n*s,x=Math.ceil((v-g)/l),h=_.default.getSilentFrame(a.manifestCodec||a.codec,a.channelCount);if(f.logger.warn("remux empty Audio"),!h){f.logger.trace("Unable to remuxEmptyAudio since we were unable to get a silent frame for given audio codec!");return}for(var E=[],S=0;S<x;S++){var b=g+S*l;E.push({unit:h,pts:b,dts:b}),a.len+=h.length}a.samples=E,this.remuxAudio(a,o,r)},c.prototype.remuxID3=function(a){var o=a.samples.length,r,i=a.inputTimeScale,t=this._initPTS,e=this._initDTS;if(o){for(var n=0;n<o;n++)r=a.samples[n],r.pts=(r.pts-t)/i,r.dts=(r.dts-e)/i;this.observer.trigger(m.default.FRAG_PARSING_METADATA,{samples:a.samples})}a.samples=[]},c.prototype.remuxText=function(a){a.samples.sort(function(n,d){return n.pts-d.pts});var o=a.samples.length,r,i=a.inputTimeScale,t=this._initPTS;if(o){for(var e=0;e<o;e++)r=a.samples[e],r.pts=(r.pts-t)/i;this.observer.trigger(m.default.FRAG_PARSING_USERDATA,{samples:a.samples})}a.samples=[]},c.prototype._PTSNormalize=function(a,o){var r;if(o===void 0)return a;for(o<a?r=-8589934592:r=8589934592;Math.abs(a-o)>4294967296;)a+=r;return a},c}();R.default=p},"./src/remux/passthrough-remuxer.js":function(w,R,T){"use strict";Object.defineProperty(R,"__esModule",{value:!0});var _=T("./src/events.js"),A=function(){function m(y){this.observer=y}return m.prototype.destroy=function(){},m.prototype.resetTimeStamp=function(){},m.prototype.resetInitSegment=function(){},m.prototype.remux=function(y,f,u,p,c,a,o,r){var i=this.observer,t="";y&&(t+="audio"),f&&(t+="video"),i.trigger(_.default.FRAG_PARSING_DATA,{data1:r,startPTS:c,startDTS:c,type:t,hasAudio:!!y,hasVideo:!!f,nb:1,dropped:0}),i.trigger(_.default.FRAG_PARSED)},m}();R.default=A},"./src/task-loop.js":function(w,R,T){"use strict";var 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_.hasOwnProperty(v)&&(s=_[v]),String.fromCharCode(s)},m=15,y=100,f={17:1,18:3,21:5,22:7,23:9,16:11,19:12,20:14},u={17:2,18:4,21:6,22:8,23:10,19:13,20:15},p={25:1,26:3,29:5,30:7,31:9,24:11,27:12,28:14},c={25:2,26:4,29:6,30:8,31:10,27:13,28:15},a=["white","green","blue","cyan","red","yellow","magenta","black","transparent"],o={verboseFilter:{DATA:3,DEBUG:3,INFO:2,WARNING:2,TEXT:1,ERROR:0},time:null,verboseLevel:0,setTime:function(v){this.time=v},log:function(v,s){var l=this.verboseFilter[v];this.verboseLevel>=l}},r=function(v){for(var s=[],l=0;l<v.length;l++)s.push(v[l].toString(16));return s},i=function(){function v(s,l,x,h,E){this.foreground=s||"white",this.underline=l||!1,this.italics=x||!1,this.background=h||"black",this.flash=E||!1}return v.prototype.reset=function(){this.foreground="white",this.underline=!1,this.italics=!1,this.background="black",this.flash=!1},v.prototype.setStyles=function(s){for(var l=["foreground","underline","italics","background","flash"],x=0;x<l.length;x++){var h=l[x];s.hasOwnProperty(h)&&(this[h]=s[h])}},v.prototype.isDefault=function(){return this.foreground==="white"&&!this.underline&&!this.italics&&this.background==="black"&&!this.flash},v.prototype.equals=function(s){return this.foreground===s.foreground&&this.underline===s.underline&&this.italics===s.italics&&this.background===s.background&&this.flash===s.flash},v.prototype.copy=function(s){this.foreground=s.foreground,this.underline=s.underline,this.italics=s.italics,this.background=s.background,this.flash=s.flash},v.prototype.toString=function(){return"color="+this.foreground+", underline="+this.underline+", italics="+this.italics+", background="+this.background+", flash="+this.flash},v}(),t=function(){function v(s,l,x,h,E,S){this.uchar=s||" ",this.penState=new i(l,x,h,E,S)}return v.prototype.reset=function(){this.uchar=" 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"+this.pos),this.pos=0):this.pos>y&&(o.log("ERROR","Too large cursor position "+this.pos),this.pos=y)},v.prototype.moveCursor=function(s){var l=this.pos+s;if(s>1)for(var x=this.pos+1;x<l+1;x++)this.chars[x].setPenState(this.currPenState);this.setCursor(l)},v.prototype.backSpace=function(){this.moveCursor(-1),this.chars[this.pos].setChar(" ",this.currPenState)},v.prototype.insertChar=function(s){s>=144&&this.backSpace();var l=A(s);if(this.pos>=y){o.log("ERROR","Cannot insert "+s.toString(16)+" ("+l+") at position "+this.pos+". Skipping it!");return}this.chars[this.pos].setChar(l,this.currPenState),this.moveCursor(1)},v.prototype.clearFromPos=function(s){var l;for(l=s;l<y;l++)this.chars[l].reset()},v.prototype.clear=function(){this.clearFromPos(0),this.pos=0,this.currPenState.reset()},v.prototype.clearToEndOfRow=function(){this.clearFromPos(this.pos)},v.prototype.getTextString=function(){for(var s=[],l=!0,x=0;x<y;x++){var h=this.chars[x].uchar;h!==" "&&(l=!1),s.push(h)}return l?"":s.join("")},v.prototype.setPenStyles=function(s){this.currPenState.setStyles(s);var l=this.chars[this.pos];l.setPenState(this.currPenState)},v}(),n=function(){function v(){this.rows=[];for(var s=0;s<m;s++)this.rows.push(new e);this.currRow=m-1,this.nrRollUpRows=null,this.reset()}return v.prototype.reset=function(){for(var s=0;s<m;s++)this.rows[s].clear();this.currRow=m-1},v.prototype.equals=function(s){for(var l=!0,x=0;x<m;x++)if(!this.rows[x].equals(s.rows[x])){l=!1;break}return l},v.prototype.copy=function(s){for(var l=0;l<m;l++)this.rows[l].copy(s.rows[l])},v.prototype.isEmpty=function(){for(var s=!0,l=0;l<m;l++)if(!this.rows[l].isEmpty()){s=!1;break}return s},v.prototype.backSpace=function(){var s=this.rows[this.currRow];s.backSpace()},v.prototype.clearToEndOfRow=function(){var s=this.rows[this.currRow];s.clearToEndOfRow()},v.prototype.insertChar=function(s){var l=this.rows[this.currRow];l.insertChar(s)},v.prototype.setPen=function(s){var l=this.rows[this.currRow];l.setPenStyles(s)},v.prototype.moveCursor=function(s){var l=this.rows[this.currRow];l.moveCursor(s)},v.prototype.setCursor=function(s){o.log("INFO","setCursor: "+s);var l=this.rows[this.currRow];l.setCursor(s)},v.prototype.setPAC=function(s){o.log("INFO","pacData = "+JSON.stringify(s));var l=s.row-1;if(this.nrRollUpRows&&l<this.nrRollUpRows-1&&(l=this.nrRollUpRows-1),this.nrRollUpRows&&this.currRow!==l){for(var x=0;x<m;x++)this.rows[x].clear();var h=this.currRow+1-this.nrRollUpRows,E=this.lastOutputScreen;if(E){var S=E.rows[h].cueStartTime;if(S&&S<o.time)for(var x=0;x<this.nrRollUpRows;x++)this.rows[l-this.nrRollUpRows+x+1].copy(E.rows[h+x])}}this.currRow=l;var b=this.rows[this.currRow];if(s.indent!==null){var I=s.indent,L=Math.max(I-1,0);b.setCursor(s.indent),s.color=b.chars[L].penState.foreground}var D={foreground:s.color,underline:s.underline,italics:s.italics,background:"black",flash:!1};this.setPen(D)},v.prototype.setBkgData=function(s){o.log("INFO","bkgData = "+JSON.stringify(s)),this.backSpace(),this.setPen(s),this.insertChar(32)},v.prototype.setRollUpRows=function(s){this.nrRollUpRows=s},v.prototype.rollUp=function(){if(this.nrRollUpRows===null){o.log("DEBUG","roll_up but nrRollUpRows not set yet");return}o.log("TEXT",this.getDisplayText());var s=this.currRow+1-this.nrRollUpRows,l=this.rows.splice(s,1)[0];l.clear(),this.rows.splice(this.currRow,0,l),o.log("INFO","Rolling up")},v.prototype.getDisplayText=function(s){s=s||!1;for(var l=[],x="",h=-1,E=0;E<m;E++){var S=this.rows[E].getTextString();S&&(h=E+1,s?l.push("Row "+h+": '"+S+"'"):l.push(S.trim()))}return l.length>0&&(s?x="["+l.join(" | ")+"]":x=l.join(`
`)),x},v.prototype.getTextAndFormat=function(){return this.rows},v}(),d=function(){function v(s,l){this.chNr=s,this.outputFilter=l,this.mode=null,this.verbose=0,this.displayedMemory=new n,this.nonDisplayedMemory=new n,this.lastOutputScreen=new n,this.currRollUpRow=this.displayedMemory.rows[m-1],this.writeScreen=this.displayedMemory,this.mode=null,this.cueStartTime=null}return v.prototype.reset=function(){this.mode=null,this.displayedMemory.reset(),this.nonDisplayedMemory.reset(),this.lastOutputScreen.reset(),this.currRollUpRow=this.displayedMemory.rows[m-1],this.writeScreen=this.displayedMemory,this.mode=null,this.cueStartTime=null,this.lastCueEndTime=null},v.prototype.getHandler=function(){return this.outputFilter},v.prototype.setHandler=function(s){this.outputFilter=s},v.prototype.setPAC=function(s){this.writeScreen.setPAC(s)},v.prototype.setBkgData=function(s){this.writeScreen.setBkgData(s)},v.prototype.setMode=function(s){s!==this.mode&&(this.mode=s,o.log("INFO","MODE="+s),this.mode==="MODE_POP-ON"?this.writeScreen=this.nonDisplayedMemory:(this.writeScreen=this.displayedMemory,this.writeScreen.reset()),this.mode!=="MODE_ROLL-UP"&&(this.displayedMemory.nrRollUpRows=null,this.nonDisplayedMemory.nrRollUpRows=null),this.mode=s)},v.prototype.insertChars=function(s){for(var l=0;l<s.length;l++)this.writeScreen.insertChar(s[l]);var x=this.writeScreen===this.displayedMemory?"DISP":"NON_DISP";o.log("INFO",x+": "+this.writeScreen.getDisplayText(!0)),(this.mode==="MODE_PAINT-ON"||this.mode==="MODE_ROLL-UP")&&(o.log("TEXT","DISPLAYED: "+this.displayedMemory.getDisplayText(!0)),this.outputDataUpdate())},v.prototype.ccRCL=function(){o.log("INFO","RCL - Resume Caption Loading"),this.setMode("MODE_POP-ON")},v.prototype.ccBS=function(){o.log("INFO","BS - BackSpace"),this.mode!=="MODE_TEXT"&&(this.writeScreen.backSpace(),this.writeScreen===this.displayedMemory&&this.outputDataUpdate())},v.prototype.ccAOF=function(){},v.prototype.ccAON=function(){},v.prototype.ccDER=function(){o.log("INFO","DER- Delete to End of Row"),this.writeScreen.clearToEndOfRow(),this.outputDataUpdate()},v.prototype.ccRU=function(s){o.log("INFO","RU("+s+") - Roll Up"),this.writeScreen=this.displayedMemory,this.setMode("MODE_ROLL-UP"),this.writeScreen.setRollUpRows(s)},v.prototype.ccFON=function(){o.log("INFO","FON - Flash On"),this.writeScreen.setPen({flash:!0})},v.prototype.ccRDC=function(){o.log("INFO","RDC - Resume Direct Captioning"),this.setMode("MODE_PAINT-ON")},v.prototype.ccTR=function(){o.log("INFO","TR"),this.setMode("MODE_TEXT")},v.prototype.ccRTD=function(){o.log("INFO","RTD"),this.setMode("MODE_TEXT")},v.prototype.ccEDM=function(){o.log("INFO","EDM - Erase Displayed Memory"),this.displayedMemory.reset(),this.outputDataUpdate(!0)},v.prototype.ccCR=function(){o.log("CR - 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