amis/demo/scripts/chunk/7631.62564c36.js

/*! For license information please see 7631.62564c36.js.LICENSE.txt */
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t=this.hls;t.off(s.Events.FRAG_LOADING,this.onFragLoading,this),t.off(s.Events.FRAG_LOADED,this.onFragLoaded,this),t.off(s.Events.FRAG_BUFFERED,this.onFragBuffered,this),t.off(s.Events.LEVEL_LOADED,this.onLevelLoaded,this),t.off(s.Events.ERROR,this.onError,this)},d.destroy=function(){this.unregisterListeners(),this.clearTimer(),this.hls=this.onCheck=null,this.fragCurrent=this.partCurrent=null},d.onFragLoading=function(t,e){var r,i=e.frag;i.type===l.PlaylistLevelType.MAIN&&(this.timer||(this.fragCurrent=i,this.partCurrent=null!=(r=e.part)?r:null,this.timer=self.setInterval(this.onCheck,100)))},d.onLevelLoaded=function(t,e){var r=this.hls.config;e.details.live?this.bwEstimator.update(r.abrEwmaSlowLive,r.abrEwmaFastLive):this.bwEstimator.update(r.abrEwmaSlowVoD,r.abrEwmaFastVoD)},d._abandonRulesCheck=function(){var t=this.fragCurrent,e=this.partCurrent,r=this.hls,n=r.autoLevelEnabled,o=r.config,l=r.media;if(t&&l){var c=e?e.stats:t.stats,d=e?e.duration:t.duration;if(c.aborted)return 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s\n      Estimated load time for the next fragment: "+L.toFixed(3)+" s\n      Time to underbuffer: "+S.toFixed(3)+" s"),r.nextLoadLevel=b,this.bwEstimator.sample(h,c.loaded),this.clearTimer(),t.loader&&(this.fragCurrent=this.partCurrent=null,t.loader.abort()),r.trigger(s.Events.FRAG_LOAD_EMERGENCY_ABORTED,{frag:t,part:e,stats:c})}}}}}},d.onFragLoaded=function(t,e){var r=e.frag,n=e.part;if(r.type===l.PlaylistLevelType.MAIN&&Object(i.isFiniteNumber)(r.sn)){var a=n?n.stats:r.stats,o=n?n.duration:r.duration;if(this.clearTimer(),this.lastLoadedFragLevel=r.level,this._nextAutoLevel=-1,this.hls.config.abrMaxWithRealBitrate){var u=this.hls.levels[r.level],c=(u.loaded?u.loaded.bytes:0)+a.loaded,d=(u.loaded?u.loaded.duration:0)+o;u.loaded={bytes:c,duration:d},u.realBitrate=Math.round(8*c/d)}if(r.bitrateTest){var h={stats:a,frag:r,part:n,id:r.type};this.onFragBuffered(s.Events.FRAG_BUFFERED,h),r.bitrateTest=!1}}},d.onFragBuffered=function(t,e){var r=e.frag,i=e.part,n=i?i.stats:r.stats;if(!n.aborted&&r.type===l.PlaylistLevelType.MAIN&&"initSegment"!==r.sn){var s=n.parsing.end-n.loading.start;this.bwEstimator.sample(s,n.loaded),n.bwEstimate=this.bwEstimator.getEstimate(),r.bitrateTest?this.bitrateTestDelay=s/1e3:this.bitrateTestDelay=0}},d.onError=function(t,e){switch(e.details){case o.ErrorDetails.FRAG_LOAD_ERROR:case o.ErrorDetails.FRAG_LOAD_TIMEOUT:this.clearTimer()}},d.clearTimer=function(){self.clearInterval(this.timer),this.timer=void 0},d.getNextABRAutoLevel=function(){var t=this.fragCurrent,e=this.partCurrent,r=this.hls,i=r.maxAutoLevel,n=r.config,s=r.minAutoLevel,o=r.media,l=e?e.duration:t?t.duration:0,c=o?o.currentTime:0,d=o&&0!==o.playbackRate?Math.abs(o.playbackRate):1,h=this.bwEstimator?this.bwEstimator.getEstimate():n.abrEwmaDefaultEstimate,f=(a.BufferHelper.bufferInfo(o,c,n.maxBufferHole).end-c)/d,g=this.findBestLevel(h,s,i,f,n.abrBandWidthFactor,n.abrBandWidthUpFactor);if(g>=0)return g;u.logger.trace((f?"rebuffering expected":"buffer is empty")+", finding optimal quality level");var v=l?Math.min(l,n.maxStarvationDelay):n.maxStarvationDelay,p=n.abrBandWidthFactor,m=n.abrBandWidthUpFactor;if(!f){var y=this.bitrateTestDelay;y&&(v=(l?Math.min(l,n.maxLoadingDelay):n.maxLoadingDelay)-y,u.logger.trace("bitrate test took "+Math.round(1e3*y)+"ms, set first fragment max fetchDuration to "+Math.round(1e3*v)+" ms"),p=m=1)}return g=this.findBestLevel(h,s,i,f+v,p,m),Math.max(g,0)},d.findBestLevel=function(t,e,r,i,n,s){for(var a,o=this.fragCurrent,l=this.partCurrent,c=this.lastLoadedFragLevel,d=this.hls.levels,h=d[c],f=!(null==h||null===(a=h.details)||void 0===a||!a.live),g=null==h?void 0:h.codecSet,v=l?l.duration:o?o.duration:0,p=r;p>=e;p--){var m=d[p];if(m&&(!g||m.codecSet===g)){var y,E=m.details,T=(l?null==E?void 0:E.partTarget:null==E?void 0:E.averagetargetduration)||v;y=p<=c?n*t:s*t;var S=d[p].maxBitrate,b=S*T/y;if(u.logger.trace("level/adjustedbw/bitrate/avgDuration/maxFetchDuration/fetchDuration: "+p+"/"+Math.round(y)+"/"+S+"/"+T+"/"+i+"/"+b),y>S&&(!b||f&&!this.bitrateTestDelay||b<i))return p}}return-1},e=t,(r=[{key:"nextAutoLevel",get:function(){var t=this._nextAutoLevel,e=this.bwEstimator;if(!(-1===t||e&&e.canEstimate()))return t;var r=this.getNextABRAutoLevel();return-1!==t&&(r=Math.min(t,r)),r},set:function(t){this._nextAutoLevel=t}}])&&c(e.prototype,r),t}();e.default=d},"./src/controller/audio-stream-controller.ts":function(t,e,r){"use strict";r.r(e);var i=r("./src/polyfills/number.ts"),n=r("./src/controller/base-stream-controller.ts"),s=r("./src/events.ts"),a=r("./src/utils/buffer-helper.ts"),o=r("./src/controller/fragment-tracker.ts"),l=r("./src/types/level.ts"),u=r("./src/types/loader.ts"),c=r("./src/loader/fragment.ts"),d=r("./src/demux/chunk-cache.ts"),h=r("./src/demux/transmuxer-interface.ts"),f=r("./src/types/transmuxer.ts"),g=r("./src/controller/fragment-finders.ts"),v=r("./src/utils/discontinuities.ts"),p=r("./src/errors.ts"),m=r("./src/utils/logger.ts");function y(){return y=Object.assign||function(t){for(var e=1;e<arguments.length;e++){var r=arguments[e];for(var i in r)Object.prototype.hasOwnProperty.call(r,i)&&(t[i]=r[i])}return t},y.apply(this,arguments)}function E(t,e){return E=Object.setPrototypeOf||function(t,e){return t.__proto__=e,t},E(t,e)}var T=function(t){var e,r;function T(e,r){var i;return(i=t.call(this,e,r,"[audio-stream-controller]")||this).videoBuffer=null,i.videoTrackCC=-1,i.waitingVideoCC=-1,i.audioSwitch=!1,i.trackId=-1,i.waitingData=null,i.mainDetails=null,i.bufferFlushed=!1,i._registerListeners(),i}r=t,(e=T).prototype=Object.create(r.prototype),e.prototype.constructor=e,E(e,r);var S=T.prototype;return S.onHandlerDestroying=function(){this._unregisterListeners(),this.mainDetails=null},S._registerListeners=function(){var t=this.hls;t.on(s.Events.MEDIA_ATTACHED,this.onMediaAttached,this),t.on(s.Events.MEDIA_DETACHING,this.onMediaDetaching,this),t.on(s.Events.MANIFEST_LOADING,this.onManifestLoading,this),t.on(s.Events.LEVEL_LOADED,this.onLevelLoaded,this),t.on(s.Events.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),t.on(s.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),t.on(s.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),t.on(s.Events.ERROR,this.onError,this),t.on(s.Events.BUFFER_RESET,this.onBufferReset,this),t.on(s.Events.BUFFER_CREATED,this.onBufferCreated,this),t.on(s.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),t.on(s.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),t.on(s.Events.FRAG_BUFFERED,this.onFragBuffered,this)},S._unregisterListeners=function(){var t=this.hls;t.off(s.Events.MEDIA_ATTACHED,this.onMediaAttached,this),t.off(s.Events.MEDIA_DETACHING,this.onMediaDetaching,this),t.off(s.Events.MANIFEST_LOADING,this.onManifestLoading,this),t.off(s.Events.LEVEL_LOADED,this.onLevelLoaded,this),t.off(s.Events.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),t.off(s.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),t.off(s.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),t.off(s.Events.ERROR,this.onError,this),t.off(s.Events.BUFFER_RESET,this.onBufferReset,this),t.off(s.Events.BUFFER_CREATED,this.onBufferCreated,this),t.off(s.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),t.off(s.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),t.off(s.Events.FRAG_BUFFERED,this.onFragBuffered,this)},S.onInitPtsFound=function(t,e){var r=e.frag,i=e.id,s=e.initPTS;if("main"===i){var a=r.cc;this.initPTS[r.cc]=s,this.log("InitPTS for cc: "+a+" found from main: "+s),this.videoTrackCC=a,this.state===n.State.WAITING_INIT_PTS&&this.tick()}},S.startLoad=function(t){if(!this.levels)return this.startPosition=t,void(this.state=n.State.STOPPED);var e=this.lastCurrentTime;this.stopLoad(),this.setInterval(100),this.fragLoadError=0,e>0&&-1===t?(this.log("Override startPosition with lastCurrentTime @"+e.toFixed(3)),this.state=n.State.IDLE):(this.loadedmetadata=!1,this.state=n.State.WAITING_TRACK),this.nextLoadPosition=this.startPosition=this.lastCurrentTime=t,this.tick()},S.doTick=function(){switch(this.state){case n.State.IDLE:this.doTickIdle();break;case n.State.WAITING_TRACK:var e,r=this.levels,i=this.trackId,s=null==r||null===(e=r[i])||void 0===e?void 0:e.details;if(s){if(this.waitForCdnTuneIn(s))break;this.state=n.State.WAITING_INIT_PTS}break;case n.State.FRAG_LOADING_WAITING_RETRY:var o,l=performance.now(),u=this.retryDate;(!u||l>=u||null!==(o=this.media)&&void 0!==o&&o.seeking)&&(this.log("RetryDate reached, switch back to IDLE state"),this.state=n.State.IDLE);break;case n.State.WAITING_INIT_PTS:var c=this.waitingData;if(c){var d=c.frag,h=c.part,f=c.cache,v=c.complete;if(void 0!==this.initPTS[d.cc]){this.waitingData=null,this.waitingVideoCC=-1,this.state=n.State.FRAG_LOADING;var p={frag:d,part:h,payload:f.flush(),networkDetails:null};this._handleFragmentLoadProgress(p),v&&t.prototype._handleFragmentLoadComplete.call(this,p)}else if(this.videoTrackCC!==this.waitingVideoCC)m.logger.log("Waiting fragment cc ("+d.cc+") cancelled because video is at cc "+this.videoTrackCC),this.clearWaitingFragment();else{var y=this.getLoadPosition(),E=a.BufferHelper.bufferInfo(this.mediaBuffer,y,this.config.maxBufferHole);Object(g.fragmentWithinToleranceTest)(E.end,this.config.maxFragLookUpTolerance,d)<0&&(m.logger.log("Waiting fragment cc ("+d.cc+") @ "+d.start+" cancelled because another fragment at "+E.end+" is needed"),this.clearWaitingFragment())}}else this.state=n.State.IDLE}this.onTickEnd()},S.clearWaitingFragment=function(){var t=this.waitingData;t&&(this.fragmentTracker.removeFragment(t.frag),this.waitingData=null,this.waitingVideoCC=-1,this.state=n.State.IDLE)},S.onTickEnd=function(){var t=this.media;if(t&&t.readyState){var e=(this.mediaBuffer?this.mediaBuffer:t).buffered;!this.loadedmetadata&&e.length&&(this.loadedmetadata=!0),this.lastCurrentTime=t.currentTime}},S.doTickIdle=function(){var t,e,r=this.hls,i=this.levels,a=this.media,o=this.trackId,l=r.config;if(i&&i[o]&&(a||!this.startFragRequested&&l.startFragPrefetch)){var d=i[o].details;if(!d||d.live&&this.levelLastLoaded!==o||this.waitForCdnTuneIn(d))this.state=n.State.WAITING_TRACK;else{this.bufferFlushed&&(this.bufferFlushed=!1,this.afterBufferFlushed(this.mediaBuffer?this.mediaBuffer:this.media,c.ElementaryStreamTypes.AUDIO,u.PlaylistLevelType.AUDIO));var h=this.getFwdBufferInfo(this.mediaBuffer?this.mediaBuffer:this.media,u.PlaylistLevelType.AUDIO);if(null!==h){var f=h.len,g=this.getMaxBufferLength(),v=this.audioSwitch;if(!(f>=g)||v){if(!v&&this._streamEnded(h,d))return r.trigger(s.Events.BUFFER_EOS,{type:"audio"}),void(this.state=n.State.ENDED);var p=d.fragments[0].start,m=h.end;if(v){var y=this.getLoadPosition();m=y,d.PTSKnown&&y<p&&(h.end>p||h.nextStart)&&(this.log("Alt audio track ahead of main track, seek to start of alt audio track"),a.currentTime=p+.05)}var E=this.getNextFragment(m,d);E?"identity"!==(null===(t=E.decryptdata)||void 0===t?void 0:t.keyFormat)||null!==(e=E.decryptdata)&&void 0!==e&&e.key?this.loadFragment(E,d,m):this.loadKey(E,d):this.bufferFlushed=!0}}}}},S.getMaxBufferLength=function(){var e=t.prototype.getMaxBufferLength.call(this),r=this.getFwdBufferInfo(this.videoBuffer?this.videoBuffer:this.media,u.PlaylistLevelType.MAIN);return null===r?e:Math.max(e,r.len)},S.onMediaDetaching=function(){this.videoBuffer=null,t.prototype.onMediaDetaching.call(this)},S.onAudioTracksUpdated=function(t,e){var r=e.audioTracks;this.resetTransmuxer(),this.levels=r.map((function(t){return new l.Level(t)}))},S.onAudioTrackSwitching=function(t,e){var r=!!e.url;this.trackId=e.id;var i=this.fragCurrent;null!=i&&i.loader&&i.loader.abort(),this.fragCurrent=null,this.clearWaitingFragment(),r?this.setInterval(100):this.resetTransmuxer(),r?(this.audioSwitch=!0,this.state=n.State.IDLE):this.state=n.State.STOPPED,this.tick()},S.onManifestLoading=function(){this.mainDetails=null,this.fragmentTracker.removeAllFragments(),this.startPosition=this.lastCurrentTime=0,this.bufferFlushed=!1},S.onLevelLoaded=function(t,e){this.mainDetails=e.details},S.onAudioTrackLoaded=function(t,e){var r,i=this.levels,s=e.details,a=e.id;if(i){this.log("Track "+a+" loaded ["+s.startSN+","+s.endSN+"],duration:"+s.totalduration);var o=i[a],l=0;if(s.live||null!==(r=o.details)&&void 0!==r&&r.live){var u=this.mainDetails;if(s.fragments[0]||(s.deltaUpdateFailed=!0),s.deltaUpdateFailed||!u)return;!o.details&&s.hasProgramDateTime&&u.hasProgramDateTime?(Object(v.alignMediaPlaylistByPDT)(s,u),l=s.fragments[0].start):l=this.alignPlaylists(s,o.details)}o.details=s,this.levelLastLoaded=a,this.startFragRequested||!this.mainDetails&&s.live||this.setStartPosition(o.details,l),this.state!==n.State.WAITING_TRACK||this.waitForCdnTuneIn(s)||(this.state=n.State.IDLE),this.tick()}else this.warn("Audio tracks were reset while loading level "+a)},S._handleFragmentLoadProgress=function(t){var e,r=t.frag,i=t.part,s=t.payload,a=this.config,o=this.trackId,l=this.levels;if(l){var c=l[o];console.assert(c,"Audio track is defined on fragment load progress");var g=c.details;console.assert(g,"Audio track details are defined on fragment load progress");var v=a.defaultAudioCodec||c.audioCodec||"mp4a.40.2",p=this.transmuxer;p||(p=this.transmuxer=new h.default(this.hls,u.PlaylistLevelType.AUDIO,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)));var y=this.initPTS[r.cc],E=null===(e=r.initSegment)||void 0===e?void 0:e.data;if(void 0!==y){var T=i?i.index:-1,S=-1!==T,b=new f.ChunkMetadata(r.level,r.sn,r.stats.chunkCount,s.byteLength,T,S);p.push(s,E,v,"",r,i,g.totalduration,!1,b,y)}else m.logger.log("Unknown video PTS for cc "+r.cc+", waiting for video PTS before demuxing audio frag "+r.sn+" of ["+g.startSN+" ,"+g.endSN+"],track "+o),(this.waitingData=this.waitingData||{frag:r,part:i,cache:new d.default,complete:!1}).cache.push(new Uint8Array(s)),this.waitingVideoCC=this.videoTrackCC,this.state=n.State.WAITING_INIT_PTS}else this.warn("Audio tracks were reset while fragment load was in progress. Fragment "+r.sn+" of level "+r.level+" will not be buffered")},S._handleFragmentLoadComplete=function(e){this.waitingData?this.waitingData.complete=!0:t.prototype._handleFragmentLoadComplete.call(this,e)},S.onBufferReset=function(){this.mediaBuffer=this.videoBuffer=null,this.loadedmetadata=!1},S.onBufferCreated=function(t,e){var r=e.tracks.audio;r&&(this.mediaBuffer=r.buffer),e.tracks.video&&(this.videoBuffer=e.tracks.video.buffer)},S.onFragBuffered=function(t,e){var r=e.frag,i=e.part;r.type===u.PlaylistLevelType.AUDIO&&(this.fragContextChanged(r)?this.warn("Fragment "+r.sn+(i?" p: "+i.index:"")+" of level "+r.level+" finished buffering, but was aborted. state: "+this.state+", audioSwitch: "+this.audioSwitch):("initSegment"!==r.sn&&(this.fragPrevious=r,this.audioSwitch&&(this.audioSwitch=!1,this.hls.trigger(s.Events.AUDIO_TRACK_SWITCHED,{id:this.trackId}))),this.fragBufferedComplete(r,i)))},S.onError=function(e,r){switch(r.details){case p.ErrorDetails.FRAG_LOAD_ERROR:case p.ErrorDetails.FRAG_LOAD_TIMEOUT:case p.ErrorDetails.KEY_LOAD_ERROR:case p.ErrorDetails.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(u.PlaylistLevelType.AUDIO,r);break;case p.ErrorDetails.AUDIO_TRACK_LOAD_ERROR:case p.ErrorDetails.AUDIO_TRACK_LOAD_TIMEOUT:this.state!==n.State.ERROR&&this.state!==n.State.STOPPED&&(this.state=r.fatal?n.State.ERROR:n.State.IDLE,this.warn(r.details+" while loading frag, switching to "+this.state+" state"));break;case p.ErrorDetails.BUFFER_FULL_ERROR:if("audio"===r.parent&&(this.state===n.State.PARSING||this.state===n.State.PARSED)){var i=!0,s=this.getFwdBufferInfo(this.mediaBuffer,u.PlaylistLevelType.AUDIO);s&&s.len>.5&&(i=!this.reduceMaxBufferLength(s.len)),i&&(this.warn("Buffer full error also media.currentTime is not buffered, flush audio buffer"),this.fragCurrent=null,t.prototype.flushMainBuffer.call(this,0,Number.POSITIVE_INFINITY,"audio")),this.resetLoadingState()}}},S.onBufferFlushed=function(t,e){e.type===c.ElementaryStreamTypes.AUDIO&&(this.bufferFlushed=!0)},S._handleTransmuxComplete=function(t){var e,r="audio",i=this.hls,a=t.remuxResult,o=t.chunkMeta,l=this.getCurrentContext(o);if(!l)return this.warn("The loading context changed while buffering fragment "+o.sn+" of level "+o.level+". This chunk will not be buffered."),void this.resetLiveStartWhenNotLoaded(o.level);var u=l.frag,d=l.part,h=a.audio,f=a.text,g=a.id3,v=a.initSegment;if(!this.fragContextChanged(u)){if(this.state=n.State.PARSING,this.audioSwitch&&h&&this.completeAudioSwitch(),null!=v&&v.tracks&&(this._bufferInitSegment(v.tracks,u,o),i.trigger(s.Events.FRAG_PARSING_INIT_SEGMENT,{frag:u,id:r,tracks:v.tracks})),h){var p=h.startPTS,m=h.endPTS,E=h.startDTS,T=h.endDTS;d&&(d.elementaryStreams[c.ElementaryStreamTypes.AUDIO]={startPTS:p,endPTS:m,startDTS:E,endDTS:T}),u.setElementaryStreamInfo(c.ElementaryStreamTypes.AUDIO,p,m,E,T),this.bufferFragmentData(h,u,d,o)}if(null!=g&&null!==(e=g.samples)&&void 0!==e&&e.length){var S=y({frag:u,id:r},g);i.trigger(s.Events.FRAG_PARSING_METADATA,S)}if(f){var b=y({frag:u,id:r},f);i.trigger(s.Events.FRAG_PARSING_USERDATA,b)}}},S._bufferInitSegment=function(t,e,r){if(this.state===n.State.PARSING){t.video&&delete t.video;var i=t.audio;if(i){i.levelCodec=i.codec,i.id="audio",this.log("Init audio buffer, container:"+i.container+", codecs[parsed]=["+i.codec+"]"),this.hls.trigger(s.Events.BUFFER_CODECS,t);var a=i.initSegment;if(null!=a&&a.byteLength){var o={type:"audio",frag:e,part:null,chunkMeta:r,parent:e.type,data:a};this.hls.trigger(s.Events.BUFFER_APPENDING,o)}this.tick()}}},S.loadFragment=function(e,r,s){var a=this.fragmentTracker.getState(e);this.fragCurrent=e,(this.audioSwitch||a===o.FragmentState.NOT_LOADED||a===o.FragmentState.PARTIAL)&&("initSegment"===e.sn?this._loadInitSegment(e):r.live&&!Object(i.isFiniteNumber)(this.initPTS[e.cc])?(this.log("Waiting for video PTS in continuity counter "+e.cc+" of live stream before loading audio fragment "+e.sn+" of level "+this.trackId),this.state=n.State.WAITING_INIT_PTS):(this.startFragRequested=!0,t.prototype.loadFragment.call(this,e,r,s)))},S.completeAudioSwitch=function(){var e=this.hls,r=this.media,i=this.trackId;r&&(this.log("Switching audio track : flushing all audio"),t.prototype.flushMainBuffer.call(this,0,Number.POSITIVE_INFINITY,"audio")),this.audioSwitch=!1,e.trigger(s.Events.AUDIO_TRACK_SWITCHED,{id:i})},T}(n.default);e.default=T},"./src/controller/audio-track-controller.ts":function(t,e,r){"use strict";r.r(e);var i=r("./src/events.ts"),n=r("./src/errors.ts"),s=r("./src/controller/base-playlist-controller.ts"),a=r("./src/types/loader.ts");function o(t,e){for(var r=0;r<e.length;r++){var i=e[r];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(t,i.key,i)}}function l(t,e){return l=Object.setPrototypeOf||function(t,e){return t.__proto__=e,t},l(t,e)}var u=function(t){var e,r;function s(e){var r;return(r=t.call(this,e,"[audio-track-controller]")||this).tracks=[],r.groupId=null,r.tracksInGroup=[],r.trackId=-1,r.trackName="",r.selectDefaultTrack=!0,r.registerListeners(),r}r=t,(e=s).prototype=Object.create(r.prototype),e.prototype.constructor=e,l(e,r);var u,c,d=s.prototype;return d.registerListeners=function(){var t=this.hls;t.on(i.Events.MANIFEST_LOADING,this.onManifestLoading,this),t.on(i.Events.MANIFEST_PARSED,this.onManifestParsed,this),t.on(i.Events.LEVEL_LOADING,this.onLevelLoading,this),t.on(i.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),t.on(i.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),t.on(i.Events.ERROR,this.onError,this)},d.unregisterListeners=function(){var t=this.hls;t.off(i.Events.MANIFEST_LOADING,this.onManifestLoading,this),t.off(i.Events.MANIFEST_PARSED,this.onManifestParsed,this),t.off(i.Events.LEVEL_LOADING,this.onLevelLoading,this),t.off(i.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),t.off(i.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),t.off(i.Events.ERROR,this.onError,this)},d.destroy=function(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,t.prototype.destroy.call(this)},d.onManifestLoading=function(){this.tracks=[],this.groupId=null,this.tracksInGroup=[],this.trackId=-1,this.trackName="",this.selectDefaultTrack=!0},d.onManifestParsed=function(t,e){this.tracks=e.audioTracks||[]},d.onAudioTrackLoaded=function(t,e){var r=e.id,i=e.details,n=this.tracksInGroup[r];if(n){var s=n.details;n.details=e.details,this.log("audioTrack "+r+" loaded ["+i.startSN+"-"+i.endSN+"]"),r===this.trackId&&(this.retryCount=0,this.playlistLoaded(r,e,s))}else this.warn("Invalid audio track id "+r)},d.onLevelLoading=function(t,e){this.switchLevel(e.level)},d.onLevelSwitching=function(t,e){this.switchLevel(e.level)},d.switchLevel=function(t){var e=this.hls.levels[t];if(null!=e&&e.audioGroupIds){var r=e.audioGroupIds[e.urlId];if(this.groupId!==r){this.groupId=r;var n=this.tracks.filter((function(t){return!r||t.groupId===r}));this.selectDefaultTrack&&!n.some((function(t){return t.default}))&&(this.selectDefaultTrack=!1),this.tracksInGroup=n;var s={audioTracks:n};this.log("Updating audio tracks, "+n.length+' track(s) found in "'+r+'" group-id'),this.hls.trigger(i.Events.AUDIO_TRACKS_UPDATED,s),this.selectInitialTrack()}}},d.onError=function(e,r){t.prototype.onError.call(this,e,r),!r.fatal&&r.context&&r.context.type===a.PlaylistContextType.AUDIO_TRACK&&r.context.id===this.trackId&&r.context.groupId===this.groupId&&this.retryLoadingOrFail(r)},d.setAudioTrack=function(t){var e=this.tracksInGroup;if(t<0||t>=e.length)this.warn("Invalid id passed to audio-track controller");else{this.clearTimer();var r=e[this.trackId];this.log("Now switching to audio-track index "+t);var n=e[t],s=n.id,a=n.groupId,o=void 0===a?"":a,l=n.name,u=n.type,c=n.url;if(this.trackId=t,this.trackName=l,this.selectDefaultTrack=!1,this.hls.trigger(i.Events.AUDIO_TRACK_SWITCHING,{id:s,groupId:o,name:l,type:u,url:c}),!n.details||n.details.live){var d=this.switchParams(n.url,null==r?void 0:r.details);this.loadPlaylist(d)}}},d.selectInitialTrack=function(){var t=this.tracksInGroup;console.assert(t.length,"Initial audio track should be selected when tracks are known");var e=this.trackName,r=this.findTrackId(e)||this.findTrackId();-1!==r?this.setAudioTrack(r):(this.warn("No track found for running audio group-ID: "+this.groupId),this.hls.trigger(i.Events.ERROR,{type:n.ErrorTypes.MEDIA_ERROR,details:n.ErrorDetails.AUDIO_TRACK_LOAD_ERROR,fatal:!0}))},d.findTrackId=function(t){for(var e=this.tracksInGroup,r=0;r<e.length;r++){var i=e[r];if((!this.selectDefaultTrack||i.default)&&(!t||t===i.name))return i.id}return-1},d.loadPlaylist=function(t){var e=this.tracksInGroup[this.trackId];if(this.shouldLoadTrack(e)){var r=e.id,n=e.groupId,s=e.url;if(t)try{s=t.addDirectives(s)}catch(t){this.warn("Could not construct new URL with HLS Delivery Directives: "+t)}this.log("loading audio-track playlist for id: "+r),this.clearTimer(),this.hls.trigger(i.Events.AUDIO_TRACK_LOADING,{url:s,id:r,groupId:n,deliveryDirectives:t||null})}},u=s,(c=[{key:"audioTracks",get:function(){return this.tracksInGroup}},{key:"audioTrack",get:function(){return this.trackId},set:function(t){this.selectDefaultTrack=!1,this.setAudioTrack(t)}}])&&o(u.prototype,c),s}(s.default);e.default=u},"./src/controller/base-playlist-controller.ts":function(t,e,r){"use strict";r.r(e),r.d(e,"default",(function(){return l}));var i=r("./src/polyfills/number.ts"),n=r("./src/types/level.ts"),s=r("./src/controller/level-helper.ts"),a=r("./src/utils/logger.ts"),o=r("./src/errors.ts"),l=function(){function t(t,e){this.hls=void 0,this.timer=-1,this.canLoad=!1,this.retryCount=0,this.log=void 0,this.warn=void 0,this.log=a.logger.log.bind(a.logger,e+":"),this.warn=a.logger.warn.bind(a.logger,e+":"),this.hls=t}var e=t.prototype;return e.destroy=function(){this.clearTimer(),this.hls=this.log=this.warn=null},e.onError=function(t,e){e.fatal&&e.type===o.ErrorTypes.NETWORK_ERROR&&this.clearTimer()},e.clearTimer=function(){clearTimeout(this.timer),this.timer=-1},e.startLoad=function(){this.canLoad=!0,this.retryCount=0,this.loadPlaylist()},e.stopLoad=function(){this.canLoad=!1,this.clearTimer()},e.switchParams=function(t,e){var r=null==e?void 0:e.renditionReports;if(r)for(var s=0;s<r.length;s++){var a=r[s],o=""+a.URI;if(o===t.substr(-o.length)){var l=parseInt(a["LAST-MSN"]),u=parseInt(a["LAST-PART"]);if(e&&this.hls.config.lowLatencyMode){var c=Math.min(e.age-e.partTarget,e.targetduration);void 0!==u&&c>e.partTarget&&(u+=1)}if(Object(i.isFiniteNumber)(l))return new n.HlsUrlParameters(l,Object(i.isFiniteNumber)(u)?u:void 0,n.HlsSkip.No)}}},e.loadPlaylist=function(t){},e.shouldLoadTrack=function(t){return this.canLoad&&t&&!!t.url&&(!t.details||t.details.live)},e.playlistLoaded=function(t,e,r){var i=this,n=e.details,a=e.stats,o=a.loading.end?Math.max(0,self.performance.now()-a.loading.end):0;if(n.advancedDateTime=Date.now()-o,n.live||null!=r&&r.live){if(n.reloaded(r),r&&this.log("live playlist "+t+" "+(n.advanced?"REFRESHED "+n.lastPartSn+"-"+n.lastPartIndex:"MISSED")),r&&n.fragments.length>0&&Object(s.mergeDetails)(r,n),!this.canLoad||!n.live)return;var l,u=void 0,c=void 0;if(n.canBlockReload&&n.endSN&&n.advanced){var d=this.hls.config.lowLatencyMode,h=n.lastPartSn,f=n.endSN,g=n.lastPartIndex,v=h===f;-1!==g?(u=v?f+1:h,c=v?d?0:g:g+1):u=f+1;var p=n.age,m=p+n.ageHeader,y=Math.min(m-n.partTarget,1.5*n.targetduration);if(y>0){if(r&&y>r.tuneInGoal)this.warn("CDN Tune-in goal increased from: "+r.tuneInGoal+" to: "+y+" with playlist age: "+n.age),y=0;else{var E=Math.floor(y/n.targetduration);u+=E,void 0!==c&&(c+=Math.round(y%n.targetduration/n.partTarget)),this.log("CDN Tune-in age: "+n.ageHeader+"s last advanced "+p.toFixed(2)+"s goal: "+y+" skip sn "+E+" to part "+c)}n.tuneInGoal=y}if(l=this.getDeliveryDirectives(n,e.deliveryDirectives,u,c),d||!v)return void this.loadPlaylist(l)}else l=this.getDeliveryDirectives(n,e.deliveryDirectives,u,c);var T=Object(s.computeReloadInterval)(n,a);void 0!==u&&n.canBlockReload&&(T-=n.partTarget||1),this.log("reload live playlist "+t+" in "+Math.round(T)+" ms"),this.timer=self.setTimeout((function(){return i.loadPlaylist(l)}),T)}else this.clearTimer()},e.getDeliveryDirectives=function(t,e,r,i){var s=Object(n.getSkipValue)(t,r);return null!=e&&e.skip&&t.deltaUpdateFailed&&(r=e.msn,i=e.part,s=n.HlsSkip.No),new n.HlsUrlParameters(r,i,s)},e.retryLoadingOrFail=function(t){var e,r=this,i=this.hls.config,n=this.retryCount<i.levelLoadingMaxRetry;if(n)if(this.retryCount++,t.details.indexOf("LoadTimeOut")>-1&&null!==(e=t.context)&&void 0!==e&&e.deliveryDirectives)this.warn("retry playlist loading #"+this.retryCount+' after "'+t.details+'"'),this.loadPlaylist();else{var s=Math.min(Math.pow(2,this.retryCount)*i.levelLoadingRetryDelay,i.levelLoadingMaxRetryTimeout);this.timer=self.setTimeout((function(){return r.loadPlaylist()}),s),this.warn("retry playlist loading #"+this.retryCount+" in "+s+' ms after "'+t.details+'"')}else this.warn('cannot recover from error "'+t.details+'"'),this.clearTimer(),t.fatal=!0;return n},t}()},"./src/controller/base-stream-controller.ts":function(t,e,r){"use strict";r.r(e),r.d(e,"State",(function(){return S})),r.d(e,"default",(function(){return b}));var i=r("./src/polyfills/number.ts"),n=r("./src/task-loop.ts"),s=r("./src/controller/fragment-tracker.ts"),a=r("./src/utils/buffer-helper.ts"),o=r("./src/utils/logger.ts"),l=r("./src/events.ts"),u=r("./src/errors.ts"),c=r("./src/types/transmuxer.ts"),d=r("./src/utils/mp4-tools.ts"),h=r("./src/utils/discontinuities.ts"),f=r("./src/controller/fragment-finders.ts"),g=r("./src/controller/level-helper.ts"),v=r("./src/loader/fragment-loader.ts"),p=r("./src/crypt/decrypter.ts"),m=r("./src/utils/time-ranges.ts"),y=r("./src/types/loader.ts");function E(t,e){for(var r=0;r<e.length;r++){var i=e[r];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(t,i.key,i)}}function T(t,e){return T=Object.setPrototypeOf||function(t,e){return t.__proto__=e,t},T(t,e)}var S={STOPPED:"STOPPED",IDLE:"IDLE",KEY_LOADING:"KEY_LOADING",FRAG_LOADING:"FRAG_LOADING",FRAG_LOADING_WAITING_RETRY:"FRAG_LOADING_WAITING_RETRY",WAITING_TRACK:"WAITING_TRACK",PARSING:"PARSING",PARSED:"PARSED",BACKTRACKING:"BACKTRACKING",ENDED:"ENDED",ERROR:"ERROR",WAITING_INIT_PTS:"WAITING_INIT_PTS",WAITING_LEVEL:"WAITING_LEVEL"},b=function(t){var e,r;function n(e,r,i){var n;return(n=t.call(this)||this).hls=void 0,n.fragPrevious=null,n.fragCurrent=null,n.fragmentTracker=void 0,n.transmuxer=null,n._state=S.STOPPED,n.media=void 0,n.mediaBuffer=void 0,n.config=void 0,n.bitrateTest=!1,n.lastCurrentTime=0,n.nextLoadPosition=0,n.startPosition=0,n.loadedmetadata=!1,n.fragLoadError=0,n.retryDate=0,n.levels=null,n.fragmentLoader=void 0,n.levelLastLoaded=null,n.startFragRequested=!1,n.decrypter=void 0,n.initPTS=[],n.onvseeking=null,n.onvended=null,n.logPrefix="",n.log=void 0,n.warn=void 0,n.logPrefix=i,n.log=o.logger.log.bind(o.logger,i+":"),n.warn=o.logger.warn.bind(o.logger,i+":"),n.hls=e,n.fragmentLoader=new v.default(e.config),n.fragmentTracker=r,n.config=e.config,n.decrypter=new p.default(e,e.config),e.on(l.Events.KEY_LOADED,n.onKeyLoaded,function(t){if(void 0===t)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return t}(n)),n}r=t,(e=n).prototype=Object.create(r.prototype),e.prototype.constructor=e,T(e,r);var b,L,A=n.prototype;return A.doTick=function(){this.onTickEnd()},A.onTickEnd=function(){},A.startLoad=function(t){},A.stopLoad=function(){this.fragmentLoader.abort();var t=this.fragCurrent;t&&this.fragmentTracker.removeFragment(t),this.resetTransmuxer(),this.fragCurrent=null,this.fragPrevious=null,this.clearInterval(),this.clearNextTick(),this.state=S.STOPPED},A._streamEnded=function(t,e){var r=this.fragCurrent,i=this.fragmentTracker;if(!e.live&&r&&r.sn===e.endSN&&!t.nextStart){var n=i.getState(r);return n===s.FragmentState.PARTIAL||n===s.FragmentState.OK}return!1},A.onMediaAttached=function(t,e){var r=this.media=this.mediaBuffer=e.media;this.onvseeking=this.onMediaSeeking.bind(this),this.onvended=this.onMediaEnded.bind(this),r.addEventListener("seeking",this.onvseeking),r.addEventListener("ended",this.onvended);var i=this.config;this.levels&&i.autoStartLoad&&this.state===S.STOPPED&&this.startLoad(i.startPosition)},A.onMediaDetaching=function(){var t=this.media;null!=t&&t.ended&&(this.log("MSE detaching and video ended, reset startPosition"),this.startPosition=this.lastCurrentTime=0),t&&(t.removeEventListener("seeking",this.onvseeking),t.removeEventListener("ended",this.onvended),this.onvseeking=this.onvended=null),this.media=this.mediaBuffer=null,this.loadedmetadata=!1,this.fragmentTracker.removeAllFragments(),this.stopLoad()},A.onMediaSeeking=function(){var t=this.config,e=this.fragCurrent,r=this.media,n=this.mediaBuffer,s=this.state,o=r?r.currentTime:0,l=a.BufferHelper.bufferInfo(n||r,o,t.maxBufferHole);if(this.log("media seeking to "+(Object(i.isFiniteNumber)(o)?o.toFixed(3):o)+", state: "+s),s===S.ENDED)this.resetLoadingState();else if(e&&!l.len){var u=t.maxFragLookUpTolerance,c=e.start-u,d=o>e.start+e.duration+u;(o<c||d)&&(d&&e.loader&&(this.log("seeking outside of buffer while fragment load in progress, cancel fragment load"),e.loader.abort()),this.resetLoadingState())}r&&(this.lastCurrentTime=o),this.loadedmetadata||l.len||(this.nextLoadPosition=this.startPosition=o),this.tickImmediate()},A.onMediaEnded=function(){this.startPosition=this.lastCurrentTime=0},A.onKeyLoaded=function(t,e){if(this.state===S.KEY_LOADING&&e.frag===this.fragCurrent&&this.levels){this.state=S.IDLE;var r=this.levels[e.frag.level].details;r&&this.loadFragment(e.frag,r,e.frag.start)}},A.onHandlerDestroying=function(){this.stopLoad(),t.prototype.onHandlerDestroying.call(this)},A.onHandlerDestroyed=function(){this.state=S.STOPPED,this.hls.off(l.Events.KEY_LOADED,this.onKeyLoaded,this),this.fragmentLoader&&this.fragmentLoader.destroy(),this.decrypter&&this.decrypter.destroy(),this.hls=this.log=this.warn=this.decrypter=this.fragmentLoader=this.fragmentTracker=null,t.prototype.onHandlerDestroyed.call(this)},A.loadKey=function(t,e){this.log("Loading key for "+t.sn+" of ["+e.startSN+"-"+e.endSN+"], "+("[stream-controller]"===this.logPrefix?"level":"track")+" "+t.level),this.state=S.KEY_LOADING,this.fragCurrent=t,this.hls.trigger(l.Events.KEY_LOADING,{frag:t})},A.loadFragment=function(t,e,r){this._loadFragForPlayback(t,e,r)},A._loadFragForPlayback=function(t,e,r){var i=this;this._doFragLoad(t,e,r,(function(e){if(i.fragContextChanged(t))return i.warn("Fragment "+t.sn+(e.part?" p: "+e.part.index:"")+" of level "+t.level+" was dropped during download."),void i.fragmentTracker.removeFragment(t);t.stats.chunkCount++,i._handleFragmentLoadProgress(e)})).then((function(e){if(e){i.fragLoadError=0;var r=i.state;if(!i.fragContextChanged(t))return"payload"in e&&(i.log("Loaded fragment "+t.sn+" of level "+t.level),i.hls.trigger(l.Events.FRAG_LOADED,e),i.state===S.BACKTRACKING)?(i.fragmentTracker.backtrack(t,e),void i.resetFragmentLoading(t)):void i._handleFragmentLoadComplete(e);(r===S.FRAG_LOADING||r===S.BACKTRACKING||!i.fragCurrent&&r===S.PARSING)&&(i.fragmentTracker.removeFragment(t),i.state=S.IDLE)}})).catch((function(e){i.warn(e),i.resetFragmentLoading(t)}))},A.flushMainBuffer=function(t,e,r){if(void 0===r&&(r=null),t-e){var i={startOffset:t,endOffset:e,type:r};this.fragLoadError=0,this.hls.trigger(l.Events.BUFFER_FLUSHING,i)}},A._loadInitSegment=function(t){var e=this;this._doFragLoad(t).then((function(r){if(!r||e.fragContextChanged(t)||!e.levels)throw new Error("init load aborted");return r})).then((function(r){var i=e.hls,n=r.payload,s=t.decryptdata;if(n&&n.byteLength>0&&s&&s.key&&s.iv&&"AES-128"===s.method){var a=self.performance.now();return e.decrypter.webCryptoDecrypt(new Uint8Array(n),s.key.buffer,s.iv.buffer).then((function(e){var n=self.performance.now();return i.trigger(l.Events.FRAG_DECRYPTED,{frag:t,payload:e,stats:{tstart:a,tdecrypt:n}}),r.payload=e,r}))}return r})).then((function(r){var i=e.fragCurrent,n=e.hls,s=e.levels;if(!s)throw new Error("init load aborted, missing levels");var a=s[t.level].details;console.assert(a,"Level details are defined when init segment is loaded");var o=t.stats;e.state=S.IDLE,e.fragLoadError=0,t.data=new Uint8Array(r.payload),o.parsing.start=o.buffering.start=self.performance.now(),o.parsing.end=o.buffering.end=self.performance.now(),r.frag===i&&n.trigger(l.Events.FRAG_BUFFERED,{stats:o,frag:i,part:null,id:t.type}),e.tick()})).catch((function(r){e.warn(r),e.resetFragmentLoading(t)}))},A.fragContextChanged=function(t){var e=this.fragCurrent;return!t||!e||t.level!==e.level||t.sn!==e.sn||t.urlId!==e.urlId},A.fragBufferedComplete=function(t,e){var r=this.mediaBuffer?this.mediaBuffer:this.media;this.log("Buffered "+t.type+" sn: "+t.sn+(e?" part: "+e.index:"")+" of "+("[stream-controller]"===this.logPrefix?"level":"track")+" "+t.level+" "+m.default.toString(a.BufferHelper.getBuffered(r))),this.state=S.IDLE,this.tick()},A._handleFragmentLoadComplete=function(t){var e=this.transmuxer;if(e){var r=t.frag,i=t.part,n=t.partsLoaded,s=!n||0===n.length||n.some((function(t){return!t})),a=new c.ChunkMetadata(r.level,r.sn,r.stats.chunkCount+1,0,i?i.index:-1,!s);e.flush(a)}},A._handleFragmentLoadProgress=function(t){},A._doFragLoad=function(t,e,r,n){var s=this;if(void 0===r&&(r=null),!this.levels)throw new Error("frag load aborted, missing levels");if(r=Math.max(t.start,r||0),this.config.lowLatencyMode&&e){var a=e.partList;if(a&&n){r>t.end&&e.fragmentHint&&(t=e.fragmentHint);var o=this.getNextPart(a,t,r);if(o>-1){var u=a[o];return this.log("Loading part sn: "+t.sn+" p: "+u.index+" cc: "+t.cc+" of playlist ["+e.startSN+"-"+e.endSN+"] parts [0-"+o+"-"+(a.length-1)+"] "+("[stream-controller]"===this.logPrefix?"level":"track")+": "+t.level+", target: "+parseFloat(r.toFixed(3))),this.nextLoadPosition=u.start+u.duration,this.state=S.FRAG_LOADING,this.hls.trigger(l.Events.FRAG_LOADING,{frag:t,part:a[o],targetBufferTime:r}),this.doFragPartsLoad(t,a,o,n).catch((function(t){return s.handleFragLoadError(t)}))}if(!t.url||this.loadedEndOfParts(a,r))return Promise.resolve(null)}}return this.log("Loading fragment "+t.sn+" cc: "+t.cc+" "+(e?"of ["+e.startSN+"-"+e.endSN+"] ":"")+("[stream-controller]"===this.logPrefix?"level":"track")+": "+t.level+", target: "+parseFloat(r.toFixed(3))),Object(i.isFiniteNumber)(t.sn)&&!this.bitrateTest&&(this.nextLoadPosition=t.start+t.duration),this.state=S.FRAG_LOADING,this.hls.trigger(l.Events.FRAG_LOADING,{frag:t,targetBufferTime:r}),this.fragmentLoader.load(t,n).catch((function(t){return s.handleFragLoadError(t)}))},A.doFragPartsLoad=function(t,e,r,i){var n=this;return new Promise((function(s,a){var o=[];!function r(u){var c=e[u];n.fragmentLoader.loadPart(t,c,i).then((function(i){o[c.index]=i;var a=i.part;n.hls.trigger(l.Events.FRAG_LOADED,i);var d=e[u+1];if(!d||d.fragment!==t)return s({frag:t,part:a,partsLoaded:o});r(u+1)})).catch(a)}(r)}))},A.handleFragLoadError=function(t){var e=t.data;return e&&e.details===u.ErrorDetails.INTERNAL_ABORTED?this.handleFragLoadAborted(e.frag,e.part):this.hls.trigger(l.Events.ERROR,e),null},A._handleTransmuxerFlush=function(t){var e=this.getCurrentContext(t);if(e&&this.state===S.PARSING){var r=e.frag,i=e.part,n=e.level,s=self.performance.now();r.stats.parsing.end=s,i&&(i.stats.parsing.end=s),this.updateLevelTiming(r,i,n,t.partial)}else this.fragCurrent||(this.state=S.IDLE)},A.getCurrentContext=function(t){var e=this.levels,r=t.level,i=t.sn,n=t.part;if(!e||!e[r])return this.warn("Levels object was unset while buffering fragment "+i+" of level "+r+". The current chunk will not be buffered."),null;var s=e[r],a=n>-1?Object(g.getPartWith)(s,i,n):null,o=a?a.fragment:Object(g.getFragmentWithSN)(s,i,this.fragCurrent);return o?{frag:o,part:a,level:s}:null},A.bufferFragmentData=function(t,e,r,i){if(t&&this.state===S.PARSING){var n=t.data1,s=t.data2,a=n;if(n&&s&&(a=Object(d.appendUint8Array)(n,s)),a&&a.length){var o={type:t.type,frag:e,part:r,chunkMeta:i,parent:e.type,data:a};this.hls.trigger(l.Events.BUFFER_APPENDING,o),t.dropped&&t.independent&&!r&&this.flushBufferGap(e)}}},A.flushBufferGap=function(t){var e=this.media;if(e)if(a.BufferHelper.isBuffered(e,e.currentTime)){var r=e.currentTime,i=a.BufferHelper.bufferInfo(e,r,0),n=t.duration,s=Math.min(2*this.config.maxFragLookUpTolerance,.25*n),o=Math.max(Math.min(t.start-s,i.end-s),r+s);t.start-o>s&&this.flushMainBuffer(o,t.start)}else this.flushMainBuffer(0,t.start)},A.getFwdBufferInfo=function(t,e){var r=this.config,n=this.getLoadPosition();if(!Object(i.isFiniteNumber)(n))return null;var s=a.BufferHelper.bufferInfo(t,n,r.maxBufferHole);if(0===s.len&&void 0!==s.nextStart){var o=this.fragmentTracker.getBufferedFrag(n,e);if(o&&s.nextStart<o.end)return a.BufferHelper.bufferInfo(t,n,Math.max(s.nextStart,r.maxBufferHole))}return s},A.getMaxBufferLength=function(t){var e,r=this.config;return e=t?Math.max(8*r.maxBufferSize/t,r.maxBufferLength):r.maxBufferLength,Math.min(e,r.maxMaxBufferLength)},A.reduceMaxBufferLength=function(t){var e=this.config,r=t||e.maxBufferLength;return e.maxMaxBufferLength>=r&&(e.maxMaxBufferLength/=2,this.warn("Reduce max buffer length to "+e.maxMaxBufferLength+"s"),!0)},A.getNextFragment=function(t,e){var r,i,n=e.fragments,s=n.length;if(!s)return null;var a,o=this.config,l=n[0].start;if(e.live){var u=o.initialLiveManifestSize;if(s<u)return this.warn("Not enough fragments to start playback (have: "+s+", need: "+u+")"),null;e.PTSKnown||this.startFragRequested||-1!==this.startPosition||(a=this.getInitialLiveFragment(e,n),this.startPosition=a?this.hls.liveSyncPosition||a.start:t)}else t<=l&&(a=n[0]);if(!a){var c=o.lowLatencyMode?e.partEnd:e.fragmentEnd;a=this.getFragmentAtPosition(t,c,e)}return null===(r=a)||void 0===r||!r.initSegment||null!==(i=a)&&void 0!==i&&i.initSegment.data||this.bitrateTest||(a=a.initSegment),a},A.getNextPart=function(t,e,r){for(var i=-1,n=!1,s=!0,a=0,o=t.length;a<o;a++){var l=t[a];if(s=s&&!l.independent,i>-1&&r<l.start)break;var u=l.loaded;!u&&(n||l.independent||s)&&l.fragment===e&&(i=a),n=u}return i},A.loadedEndOfParts=function(t,e){var r=t[t.length-1];return r&&e>r.start&&r.loaded},A.getInitialLiveFragment=function(t,e){var r=this.fragPrevious,i=null;if(r){if(t.hasProgramDateTime&&(this.log("Live playlist, switching playlist, load frag with same PDT: "+r.programDateTime),i=Object(f.findFragmentByPDT)(e,r.endProgramDateTime,this.config.maxFragLookUpTolerance)),!i){var n=r.sn+1;if(n>=t.startSN&&n<=t.endSN){var s=e[n-t.startSN];r.cc===s.cc&&(i=s,this.log("Live playlist, switching playlist, load frag with next SN: "+i.sn))}i||(i=Object(f.findFragWithCC)(e,r.cc))&&this.log("Live playlist, switching playlist, load frag with same CC: "+i.sn)}}else{var a=this.hls.liveSyncPosition;null!==a&&(i=this.getFragmentAtPosition(a,this.bitrateTest?t.fragmentEnd:t.edge,t))}return i},A.getFragmentAtPosition=function(t,e,r){var i,n=this.config,a=this.fragPrevious,o=r.fragments,l=r.endSN,u=r.fragmentHint,c=n.maxFragLookUpTolerance,d=!!(n.lowLatencyMode&&r.partList&&u);if(d&&u&&!this.bitrateTest&&(o=o.concat(u),l=u.sn),t<e){var h=t>e-c?0:c;i=Object(f.findFragmentByPTS)(a,o,t,h)}else i=o[o.length-1];if(i){var g=i.sn-r.startSN,v=a&&i.level===a.level,p=o[g+1];if(this.fragmentTracker.getState(i)===s.FragmentState.BACKTRACKED){i=null;for(var m=g;o[m]&&this.fragmentTracker.getState(o[m])===s.FragmentState.BACKTRACKED;)i=a?o[m--]:o[--m];i||(i=p)}else a&&i.sn===a.sn&&!d&&v&&(i.sn<l&&this.fragmentTracker.getState(p)!==s.FragmentState.OK?(this.log("SN "+i.sn+" just loaded, load next one: "+p.sn),i=p):i=null)}return i},A.synchronizeToLiveEdge=function(t){var e=this.config,r=this.media;if(r){var i=this.hls.liveSyncPosition,n=r.currentTime,s=t.fragments[0].start,a=t.edge,o=n>=s-e.maxFragLookUpTolerance&&n<=a;if(null!==i&&r.duration>i&&(n<i||!o)){var l=void 0!==e.liveMaxLatencyDuration?e.liveMaxLatencyDuration:e.liveMaxLatencyDurationCount*t.targetduration;(!o&&r.readyState<4||n<a-l)&&(this.loadedmetadata||(this.nextLoadPosition=i),r.readyState&&(this.warn("Playback: "+n.toFixed(3)+" is located too far from the end of live sliding playlist: "+a+", reset currentTime to : "+i.toFixed(3)),r.currentTime=i))}}},A.alignPlaylists=function(t,e){var r=this.levels,n=this.levelLastLoaded,s=this.fragPrevious,a=null!==n?r[n]:null,o=t.fragments.length;if(!o)return this.warn("No fragments in live playlist"),0;var l=t.fragments[0].start,u=!e,c=t.alignedSliding&&Object(i.isFiniteNumber)(l);if(u||!c&&!l){Object(h.alignStream)(s,a,t);var d=t.fragments[0].start;return this.log("Live playlist sliding: "+d.toFixed(2)+" start-sn: "+(e?e.startSN:"na")+"->"+t.startSN+" prev-sn: "+(s?s.sn:"na")+" fragments: "+o),d}return l},A.waitForCdnTuneIn=function(t){return t.live&&t.canBlockReload&&t.tuneInGoal>Math.max(t.partHoldBack,3*t.partTarget)},A.setStartPosition=function(t,e){var r=this.startPosition;if(r<e&&(r=-1),-1===r||-1===this.lastCurrentTime){var n=t.startTimeOffset;Object(i.isFiniteNumber)(n)?(r=e+n,n<0&&(r+=t.totalduration),r=Math.min(Math.max(e,r),e+t.totalduration),this.log("Start time offset "+n+" found in playlist, adjust startPosition to "+r),this.startPosition=r):t.live?r=this.hls.liveSyncPosition||e:this.startPosition=r=0,this.lastCurrentTime=r}this.nextLoadPosition=r},A.getLoadPosition=function(){var t=this.media,e=0;return this.loadedmetadata&&t?e=t.currentTime:this.nextLoadPosition&&(e=this.nextLoadPosition),e},A.handleFragLoadAborted=function(t,e){this.transmuxer&&"initSegment"!==t.sn&&t.stats.aborted&&(this.warn("Fragment "+t.sn+(e?" part"+e.index:"")+" of level "+t.level+" was aborted"),this.resetFragmentLoading(t))},A.resetFragmentLoading=function(t){this.fragCurrent&&this.fragContextChanged(t)||(this.state=S.IDLE)},A.onFragmentOrKeyLoadError=function(t,e){if(!e.fatal){var r=e.frag;if(r&&r.type===t){var i=this.fragCurrent;console.assert(i&&r.sn===i.sn&&r.level===i.level&&r.urlId===i.urlId,"Frag load error must match current frag to retry");var n=this.config;if(this.fragLoadError+1<=n.fragLoadingMaxRetry){if(this.resetLiveStartWhenNotLoaded(r.level))return;var s=Math.min(Math.pow(2,this.fragLoadError)*n.fragLoadingRetryDelay,n.fragLoadingMaxRetryTimeout);this.warn("Fragment "+r.sn+" of "+t+" "+r.level+" failed to load, retrying in "+s+"ms"),this.retryDate=self.performance.now()+s,this.fragLoadError++,this.state=S.FRAG_LOADING_WAITING_RETRY}else e.levelRetry?(t===y.PlaylistLevelType.AUDIO&&(this.fragCurrent=null),this.fragLoadError=0,this.state=S.IDLE):(o.logger.error(e.details+" reaches max retry, redispatch as fatal ..."),e.fatal=!0,this.hls.stopLoad(),this.state=S.ERROR)}}},A.afterBufferFlushed=function(t,e,r){if(t){var i=a.BufferHelper.getBuffered(t);this.fragmentTracker.detectEvictedFragments(e,i,r),this.state===S.ENDED&&this.resetLoadingState()}},A.resetLoadingState=function(){this.fragCurrent=null,this.fragPrevious=null,this.state=S.IDLE},A.resetLiveStartWhenNotLoaded=function(t){if(!this.loadedmetadata){this.startFragRequested=!1;var e=this.levels?this.levels[t].details:null;if(null!=e&&e.live)return this.startPosition=-1,this.setStartPosition(e,0),this.resetLoadingState(),!0;this.nextLoadPosition=this.startPosition}return!1},A.updateLevelTiming=function(t,e,r,i){var n=this,s=r.details;console.assert(!!s,"level.details must be defined"),Object.keys(t.elementaryStreams).reduce((function(e,a){var o=t.elementaryStreams[a];if(o){var u=o.endPTS-o.startPTS;if(u<=0)return n.warn("Could not parse fragment "+t.sn+" "+a+" duration reliably ("+u+") resetting transmuxer to fallback to playlist timing"),n.resetTransmuxer(),e||!1;var c=i?0:Object(g.updateFragPTSDTS)(s,t,o.startPTS,o.endPTS,o.startDTS,o.endDTS);return n.hls.trigger(l.Events.LEVEL_PTS_UPDATED,{details:s,level:r,drift:c,type:a,frag:t,start:o.startPTS,end:o.endPTS}),!0}return e}),!1)?(this.state=S.PARSED,this.hls.trigger(l.Events.FRAG_PARSED,{frag:t,part:e})):this.resetLoadingState()},A.resetTransmuxer=function(){this.transmuxer&&(this.transmuxer.destroy(),this.transmuxer=null)},b=n,(L=[{key:"state",get:function(){return this._state},set:function(t){var e=this._state;e!==t&&(this._state=t,this.log(e+"->"+t))}}])&&E(b.prototype,L),n}(n.default)},"./src/controller/buffer-controller.ts":function(t,e,r){"use strict";r.r(e),r.d(e,"default",(function(){return f}));var i=r("./src/polyfills/number.ts"),n=r("./src/events.ts"),s=r("./src/utils/logger.ts"),a=r("./src/errors.ts"),o=r("./src/utils/buffer-helper.ts"),l=r("./src/utils/mediasource-helper.ts"),u=r("./src/loader/fragment.ts"),c=r("./src/controller/buffer-operation-queue.ts"),d=Object(l.getMediaSource)(),h=/([ha]vc.)(?:\.[^.,]+)+/,f=function(){function t(t){var e=this;this.details=null,this._objectUrl=null,this.operationQueue=void 0,this.listeners=void 0,this.hls=void 0,this.bufferCodecEventsExpected=0,this._bufferCodecEventsTotal=0,this.media=null,this.mediaSource=null,this.appendError=0,this.tracks={},this.pendingTracks={},this.sourceBuffer=void 0,this._onMediaSourceOpen=function(){var t=e.hls,r=e.media,i=e.mediaSource;s.logger.log("[buffer-controller]: Media source opened"),r&&(e.updateMediaElementDuration(),t.trigger(n.Events.MEDIA_ATTACHED,{media:r})),i&&i.removeEventListener("sourceopen",e._onMediaSourceOpen),e.checkPendingTracks()},this._onMediaSourceClose=function(){s.logger.log("[buffer-controller]: Media source closed")},this._onMediaSourceEnded=function(){s.logger.log("[buffer-controller]: Media source ended")},this.hls=t,this._initSourceBuffer(),this.registerListeners()}var e=t.prototype;return e.hasSourceTypes=function(){return this.getSourceBufferTypes().length>0||Object.keys(this.pendingTracks).length>0},e.destroy=function(){this.unregisterListeners(),this.details=null},e.registerListeners=function(){var t=this.hls;t.on(n.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),t.on(n.Events.MEDIA_DETACHING,this.onMediaDetaching,this),t.on(n.Events.MANIFEST_PARSED,this.onManifestParsed,this),t.on(n.Events.BUFFER_RESET,this.onBufferReset,this),t.on(n.Events.BUFFER_APPENDING,this.onBufferAppending,this),t.on(n.Events.BUFFER_CODECS,this.onBufferCodecs,this),t.on(n.Events.BUFFER_EOS,this.onBufferEos,this),t.on(n.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),t.on(n.Events.LEVEL_UPDATED,this.onLevelUpdated,this),t.on(n.Events.FRAG_PARSED,this.onFragParsed,this),t.on(n.Events.FRAG_CHANGED,this.onFragChanged,this)},e.unregisterListeners=function(){var t=this.hls;t.off(n.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),t.off(n.Events.MEDIA_DETACHING,this.onMediaDetaching,this),t.off(n.Events.MANIFEST_PARSED,this.onManifestParsed,this),t.off(n.Events.BUFFER_RESET,this.onBufferReset,this),t.off(n.Events.BUFFER_APPENDING,this.onBufferAppending,this),t.off(n.Events.BUFFER_CODECS,this.onBufferCodecs,this),t.off(n.Events.BUFFER_EOS,this.onBufferEos,this),t.off(n.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),t.off(n.Events.LEVEL_UPDATED,this.onLevelUpdated,this),t.off(n.Events.FRAG_PARSED,this.onFragParsed,this),t.off(n.Events.FRAG_CHANGED,this.onFragChanged,this)},e._initSourceBuffer=function(){this.sourceBuffer={},this.operationQueue=new c.default(this.sourceBuffer),this.listeners={audio:[],video:[],audiovideo:[]}},e.onManifestParsed=function(t,e){var r=2;(e.audio&&!e.video||!e.altAudio)&&(r=1),this.bufferCodecEventsExpected=this._bufferCodecEventsTotal=r,this.details=null,s.logger.log(this.bufferCodecEventsExpected+" bufferCodec event(s) expected")},e.onMediaAttaching=function(t,e){var r=this.media=e.media;if(r&&d){var i=this.mediaSource=new d;i.addEventListener("sourceopen",this._onMediaSourceOpen),i.addEventListener("sourceended",this._onMediaSourceEnded),i.addEventListener("sourceclose",this._onMediaSourceClose),r.src=self.URL.createObjectURL(i),this._objectUrl=r.src}},e.onMediaDetaching=function(){var t=this.media,e=this.mediaSource,r=this._objectUrl;if(e){if(s.logger.log("[buffer-controller]: media source detaching"),"open"===e.readyState)try{e.endOfStream()}catch(t){s.logger.warn("[buffer-controller]: onMediaDetaching: "+t.message+" while calling endOfStream")}this.onBufferReset(),e.removeEventListener("sourceopen",this._onMediaSourceOpen),e.removeEventListener("sourceended",this._onMediaSourceEnded),e.removeEventListener("sourceclose",this._onMediaSourceClose),t&&(r&&self.URL.revokeObjectURL(r),t.src===r?(t.removeAttribute("src"),t.load()):s.logger.warn("[buffer-controller]: media.src was changed by a third party - skip cleanup")),this.mediaSource=null,this.media=null,this._objectUrl=null,this.bufferCodecEventsExpected=this._bufferCodecEventsTotal,this.pendingTracks={},this.tracks={}}this.hls.trigger(n.Events.MEDIA_DETACHED,void 0)},e.onBufferReset=function(){var t=this;this.getSourceBufferTypes().forEach((function(e){var r=t.sourceBuffer[e];try{r&&(t.removeBufferListeners(e),t.mediaSource&&t.mediaSource.removeSourceBuffer(r),t.sourceBuffer[e]=void 0)}catch(t){s.logger.warn("[buffer-controller]: Failed to reset the "+e+" buffer",t)}})),this._initSourceBuffer()},e.onBufferCodecs=function(t,e){var r=this,i=this.getSourceBufferTypes().length;Object.keys(e).forEach((function(t){if(i){var n=r.tracks[t];if(n&&"function"==typeof n.buffer.changeType){var s=e[t],a=s.codec,o=s.levelCodec,l=s.container;if((n.levelCodec||n.codec).replace(h,"$1")!==(o||a).replace(h,"$1")){var u=l+";codecs="+(o||a);r.appendChangeType(t,u)}}}else r.pendingTracks[t]=e[t]})),i||(this.bufferCodecEventsExpected=Math.max(this.bufferCodecEventsExpected-1,0),this.mediaSource&&"open"===this.mediaSource.readyState&&this.checkPendingTracks())},e.appendChangeType=function(t,e){var r=this,i=this.operationQueue,n={execute:function(){var n=r.sourceBuffer[t];n&&(s.logger.log("[buffer-controller]: changing "+t+" sourceBuffer type to "+e),n.changeType(e)),i.shiftAndExecuteNext(t)},onStart:function(){},onComplete:function(){},onError:function(e){s.logger.warn("[buffer-controller]: Failed to change "+t+" SourceBuffer type",e)}};i.append(n,t)},e.onBufferAppending=function(t,e){var r=this,i=this.hls,l=this.operationQueue,u=this.tracks,c=e.data,d=e.type,h=e.frag,f=e.part,g=e.chunkMeta,v=g.buffering[d],p=self.performance.now();v.start=p;var m=h.stats.buffering,y=f?f.stats.buffering:null;0===m.start&&(m.start=p),y&&0===y.start&&(y.start=p);var E=u.audio,T="audio"===d&&1===g.id&&"audio/mpeg"===(null==E?void 0:E.container),S={execute:function(){if(v.executeStart=self.performance.now(),T){var t=r.sourceBuffer[d];if(t){var e=h.start-t.timestampOffset;Math.abs(e)>=.1&&(s.logger.log("[buffer-controller]: Updating audio SourceBuffer timestampOffset to "+h.start+" (delta: "+e+") sn: "+h.sn+")"),t.timestampOffset=h.start)}}r.appendExecutor(c,d)},onStart:function(){},onComplete:function(){var t=self.performance.now();v.executeEnd=v.end=t,0===m.first&&(m.first=t),y&&0===y.first&&(y.first=t);var e=r.sourceBuffer,i={};for(var s in e)i[s]=o.BufferHelper.getBuffered(e[s]);r.appendError=0,r.hls.trigger(n.Events.BUFFER_APPENDED,{type:d,frag:h,part:f,chunkMeta:g,parent:h.type,timeRanges:i})},onError:function(t){s.logger.error("[buffer-controller]: Error encountered while trying to append to the "+d+" SourceBuffer",t);var e={type:a.ErrorTypes.MEDIA_ERROR,parent:h.type,details:a.ErrorDetails.BUFFER_APPEND_ERROR,err:t,fatal:!1};t.code===DOMException.QUOTA_EXCEEDED_ERR?e.details=a.ErrorDetails.BUFFER_FULL_ERROR:(r.appendError++,e.details=a.ErrorDetails.BUFFER_APPEND_ERROR,r.appendError>i.config.appendErrorMaxRetry&&(s.logger.error("[buffer-controller]: Failed "+i.config.appendErrorMaxRetry+" times to append segment in sourceBuffer"),e.fatal=!0)),i.trigger(n.Events.ERROR,e)}};l.append(S,d)},e.onBufferFlushing=function(t,e){var r=this,i=this.operationQueue,a=function(t){return{execute:r.removeExecutor.bind(r,t,e.startOffset,e.endOffset),onStart:function(){},onComplete:function(){r.hls.trigger(n.Events.BUFFER_FLUSHED,{type:t})},onError:function(e){s.logger.warn("[buffer-controller]: Failed to remove from "+t+" SourceBuffer",e)}}};e.type?i.append(a(e.type),e.type):this.getSourceBufferTypes().forEach((function(t){i.append(a(t),t)}))},e.onFragParsed=function(t,e){var r=this,i=e.frag,a=e.part,o=[],l=a?a.elementaryStreams:i.elementaryStreams;l[u.ElementaryStreamTypes.AUDIOVIDEO]?o.push("audiovideo"):(l[u.ElementaryStreamTypes.AUDIO]&&o.push("audio"),l[u.ElementaryStreamTypes.VIDEO]&&o.push("video")),0===o.length&&s.logger.warn("Fragments must have at least one ElementaryStreamType set. type: "+i.type+" level: "+i.level+" sn: "+i.sn),this.blockBuffers((function(){var t=self.performance.now();i.stats.buffering.end=t,a&&(a.stats.buffering.end=t);var e=a?a.stats:i.stats;r.hls.trigger(n.Events.FRAG_BUFFERED,{frag:i,part:a,stats:e,id:i.type})}),o)},e.onFragChanged=function(t,e){this.flushBackBuffer()},e.onBufferEos=function(t,e){var r=this;this.getSourceBufferTypes().reduce((function(t,i){var n=r.sourceBuffer[i];return e.type&&e.type!==i||n&&!n.ended&&(n.ended=!0,s.logger.log("[buffer-controller]: "+i+" sourceBuffer now EOS")),t&&!(n&&!n.ended)}),!0)&&this.blockBuffers((function(){var t=r.mediaSource;t&&"open"===t.readyState&&t.endOfStream()}))},e.onLevelUpdated=function(t,e){var r=e.details;r.fragments.length&&(this.details=r,this.getSourceBufferTypes().length?this.blockBuffers(this.updateMediaElementDuration.bind(this)):this.updateMediaElementDuration())},e.flushBackBuffer=function(){var t=this.hls,e=this.details,r=this.media,s=this.sourceBuffer;if(r&&null!==e){var a=this.getSourceBufferTypes();if(a.length){var l=e.live&&null!==t.config.liveBackBufferLength?t.config.liveBackBufferLength:t.config.backBufferLength;if(Object(i.isFiniteNumber)(l)&&!(l<0)){var u=r.currentTime,c=e.levelTargetDuration,d=Math.max(l,c),h=Math.floor(u/c)*c-d;a.forEach((function(r){var i=s[r];if(i){var a=o.BufferHelper.getBuffered(i);a.length>0&&h>a.start(0)&&(t.trigger(n.Events.BACK_BUFFER_REACHED,{bufferEnd:h}),e.live&&t.trigger(n.Events.LIVE_BACK_BUFFER_REACHED,{bufferEnd:h}),t.trigger(n.Events.BUFFER_FLUSHING,{startOffset:0,endOffset:h,type:r}))}}))}}}},e.updateMediaElementDuration=function(){if(this.details&&this.media&&this.mediaSource&&"open"===this.mediaSource.readyState){var t=this.details,e=this.hls,r=this.media,n=this.mediaSource,a=t.fragments[0].start+t.totalduration,o=r.duration,l=Object(i.isFiniteNumber)(n.duration)?n.duration:0;t.live&&e.config.liveDurationInfinity?(s.logger.log("[buffer-controller]: Media Source duration is set to Infinity"),n.duration=1/0,this.updateSeekableRange(t)):(a>l&&a>o||!Object(i.isFiniteNumber)(o))&&(s.logger.log("[buffer-controller]: Updating Media Source duration to "+a.toFixed(3)),n.duration=a)}},e.updateSeekableRange=function(t){var e=this.mediaSource,r=t.fragments;if(r.length&&t.live&&null!=e&&e.setLiveSeekableRange){var i=Math.max(0,r[0].start),n=Math.max(i,i+t.totalduration);e.setLiveSeekableRange(i,n)}},e.checkPendingTracks=function(){var t=this.bufferCodecEventsExpected,e=this.operationQueue,r=this.pendingTracks,i=Object.keys(r).length;if(i&&!t||2===i){this.createSourceBuffers(r),this.pendingTracks={};var s=this.getSourceBufferTypes();if(0===s.length)return void this.hls.trigger(n.Events.ERROR,{type:a.ErrorTypes.MEDIA_ERROR,details:a.ErrorDetails.BUFFER_INCOMPATIBLE_CODECS_ERROR,fatal:!0,reason:"could not create source buffer for media codec(s)"});s.forEach((function(t){e.executeNext(t)}))}},e.createSourceBuffers=function(t){var e=this.sourceBuffer,r=this.mediaSource;if(!r)throw Error("createSourceBuffers called when mediaSource was null");var i=0;for(var o in t)if(!e[o]){var l=t[o];if(!l)throw Error("source buffer exists for track "+o+", however track does not");var u=l.levelCodec||l.codec,c=l.container+";codecs="+u;s.logger.log("[buffer-controller]: creating sourceBuffer("+c+")");try{var d=e[o]=r.addSourceBuffer(c),h=o;this.addBufferListener(h,"updatestart",this._onSBUpdateStart),this.addBufferListener(h,"updateend",this._onSBUpdateEnd),this.addBufferListener(h,"error",this._onSBUpdateError),this.tracks[o]={buffer:d,codec:u,container:l.container,levelCodec:l.levelCodec,id:l.id},i++}catch(t){s.logger.error("[buffer-controller]: error while trying to add sourceBuffer: "+t.message),this.hls.trigger(n.Events.ERROR,{type:a.ErrorTypes.MEDIA_ERROR,details:a.ErrorDetails.BUFFER_ADD_CODEC_ERROR,fatal:!1,error:t,mimeType:c})}}i&&this.hls.trigger(n.Events.BUFFER_CREATED,{tracks:this.tracks})},e._onSBUpdateStart=function(t){this.operationQueue.current(t).onStart()},e._onSBUpdateEnd=function(t){var e=this.operationQueue;e.current(t).onComplete(),e.shiftAndExecuteNext(t)},e._onSBUpdateError=function(t,e){s.logger.error("[buffer-controller]: "+t+" SourceBuffer error",e),this.hls.trigger(n.Events.ERROR,{type:a.ErrorTypes.MEDIA_ERROR,details:a.ErrorDetails.BUFFER_APPENDING_ERROR,fatal:!1});var r=this.operationQueue.current(t);r&&r.onError(e)},e.removeExecutor=function(t,e,r){var n=this.media,a=this.mediaSource,o=this.operationQueue,l=this.sourceBuffer[t];if(!n||!a||!l)return s.logger.warn("[buffer-controller]: Attempting to remove from the "+t+" SourceBuffer, but it does not exist"),void o.shiftAndExecuteNext(t);var u=Object(i.isFiniteNumber)(n.duration)?n.duration:1/0,c=Object(i.isFiniteNumber)(a.duration)?a.duration:1/0,d=Math.max(0,e),h=Math.min(r,u,c);h>d?(s.logger.log("[buffer-controller]: Removing ["+d+","+h+"] from the "+t+" SourceBuffer"),console.assert(!l.updating,t+" sourceBuffer must not be updating"),l.remove(d,h)):o.shiftAndExecuteNext(t)},e.appendExecutor=function(t,e){var r=this.operationQueue,i=this.sourceBuffer[e];if(!i)return s.logger.warn("[buffer-controller]: Attempting to append to the "+e+" SourceBuffer, but it does not exist"),void r.shiftAndExecuteNext(e);i.ended=!1,console.assert(!i.updating,e+" sourceBuffer must not be updating"),i.appendBuffer(t)},e.blockBuffers=function(t,e){var r=this;if(void 0===e&&(e=this.getSourceBufferTypes()),!e.length)return s.logger.log("[buffer-controller]: Blocking operation requested, but no SourceBuffers exist"),void Promise.resolve(t);var i=this.operationQueue,n=e.map((function(t){return i.appendBlocker(t)}));Promise.all(n).then((function(){t(),e.forEach((function(t){var e=r.sourceBuffer[t];e&&e.updating||i.shiftAndExecuteNext(t)}))}))},e.getSourceBufferTypes=function(){return Object.keys(this.sourceBuffer)},e.addBufferListener=function(t,e,r){var i=this.sourceBuffer[t];if(i){var n=r.bind(this,t);this.listeners[t].push({event:e,listener:n}),i.addEventListener(e,n)}},e.removeBufferListeners=function(t){var e=this.sourceBuffer[t];e&&this.listeners[t].forEach((function(t){e.removeEventListener(t.event,t.listener)}))},t}()},"./src/controller/buffer-operation-queue.ts":function(t,e,r){"use strict";r.r(e),r.d(e,"default",(function(){return n}));var i=r("./src/utils/logger.ts"),n=function(){function t(t){this.buffers=void 0,this.queues={video:[],audio:[],audiovideo:[]},this.buffers=t}var e=t.prototype;return e.append=function(t,e){var r=this.queues[e];r.push(t),1===r.length&&this.buffers[e]&&this.executeNext(e)},e.insertAbort=function(t,e){this.queues[e].unshift(t),this.executeNext(e)},e.appendBlocker=function(t){var e,r=new Promise((function(t){e=t})),i={execute:e,onStart:function(){},onComplete:function(){},onError:function(){}};return this.append(i,t),r},e.executeNext=function(t){var e=this.buffers,r=this.queues,n=e[t],s=r[t];if(s.length){var a=s[0];try{a.execute()}catch(e){i.logger.warn("[buffer-operation-queue]: Unhandled exception executing the current operation"),a.onError(e),n&&n.updating||(s.shift(),this.executeNext(t))}}},e.shiftAndExecuteNext=function(t){this.queues[t].shift(),this.executeNext(t)},e.current=function(t){return this.queues[t][0]},t}()},"./src/controller/cap-level-controller.ts":function(t,e,r){"use strict";r.r(e);var i=r("./src/events.ts");function n(t,e){for(var r=0;r<e.length;r++){var i=e[r];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(t,i.key,i)}}var s=function(){function t(t){this.autoLevelCapping=void 0,this.firstLevel=void 0,this.media=void 0,this.restrictedLevels=void 0,this.timer=void 0,this.hls=void 0,this.streamController=void 0,this.clientRect=void 0,this.hls=t,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.firstLevel=-1,this.media=null,this.restrictedLevels=[],this.timer=void 0,this.clientRect=null,this.registerListeners()}var e,r,s,a=t.prototype;return a.setStreamController=function(t){this.streamController=t},a.destroy=function(){this.unregisterListener(),this.hls.config.capLevelToPlayerSize&&this.stopCapping(),this.media=null,this.clientRect=null,this.hls=this.streamController=null},a.registerListeners=function(){var t=this.hls;t.on(i.Events.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),t.on(i.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),t.on(i.Events.MANIFEST_PARSED,this.onManifestParsed,this),t.on(i.Events.BUFFER_CODECS,this.onBufferCodecs,this),t.on(i.Events.MEDIA_DETACHING,this.onMediaDetaching,this)},a.unregisterListener=function(){var t=this.hls;t.off(i.Events.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),t.off(i.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),t.off(i.Events.MANIFEST_PARSED,this.onManifestParsed,this),t.off(i.Events.BUFFER_CODECS,this.onBufferCodecs,this),t.off(i.Events.MEDIA_DETACHING,this.onMediaDetaching,this)},a.onFpsDropLevelCapping=function(e,r){t.isLevelAllowed(r.droppedLevel,this.restrictedLevels)&&this.restrictedLevels.push(r.droppedLevel)},a.onMediaAttaching=function(t,e){this.media=e.media instanceof HTMLVideoElement?e.media:null},a.onManifestParsed=function(t,e){var r=this.hls;this.restrictedLevels=[],this.firstLevel=e.firstLevel,r.config.capLevelToPlayerSize&&e.video&&this.startCapping()},a.onBufferCodecs=function(t,e){this.hls.config.capLevelToPlayerSize&&e.video&&this.startCapping()},a.onMediaDetaching=function(){this.stopCapping()},a.detectPlayerSize=function(){if(this.media&&this.mediaHeight>0&&this.mediaWidth>0){var t=this.hls.levels;if(t.length){var e=this.hls;e.autoLevelCapping=this.getMaxLevel(t.length-1),e.autoLevelCapping>this.autoLevelCapping&&this.streamController&&this.streamController.nextLevelSwitch(),this.autoLevelCapping=e.autoLevelCapping}}},a.getMaxLevel=function(e){var r=this,i=this.hls.levels;if(!i.length)return-1;var n=i.filter((function(i,n){return t.isLevelAllowed(n,r.restrictedLevels)&&n<=e}));return this.clientRect=null,t.getMaxLevelByMediaSize(n,this.mediaWidth,this.mediaHeight)},a.startCapping=function(){this.timer||(this.autoLevelCapping=Number.POSITIVE_INFINITY,this.hls.firstLevel=this.getMaxLevel(this.firstLevel),self.clearInterval(this.timer),this.timer=self.setInterval(this.detectPlayerSize.bind(this),1e3),this.detectPlayerSize())},a.stopCapping=function(){this.restrictedLevels=[],this.firstLevel=-1,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.timer&&(self.clearInterval(this.timer),this.timer=void 0)},a.getDimensions=function(){if(this.clientRect)return this.clientRect;var t=this.media,e={width:0,height:0};if(t){var r=t.getBoundingClientRect();e.width=r.width,e.height=r.height,e.width||e.height||(e.width=r.right-r.left||t.width||0,e.height=r.bottom-r.top||t.height||0)}return this.clientRect=e,e},t.isLevelAllowed=function(t,e){return void 0===e&&(e=[]),-1===e.indexOf(t)},t.getMaxLevelByMediaSize=function(t,e,r){if(!t||!t.length)return-1;for(var i,n,s=t.length-1,a=0;a<t.length;a+=1){var o=t[a];if((o.width>=e||o.height>=r)&&(i=o,!(n=t[a+1])||i.width!==n.width||i.height!==n.height)){s=a;break}}return s},e=t,s=[{key:"contentScaleFactor",get:function(){var t=1;try{t=self.devicePixelRatio}catch(t){}return t}}],(r=[{key:"mediaWidth",get:function(){return this.getDimensions().width*t.contentScaleFactor}},{key:"mediaHeight",get:function(){return this.getDimensions().height*t.contentScaleFactor}}])&&n(e.prototype,r),s&&n(e,s),t}();e.default=s},"./src/controller/cmcd-controller.ts":function(t,e,r){"use strict";r.r(e),r.d(e,"default",(function(){return h}));var i=r("./src/events.ts"),n=r("./src/types/cmcd.ts"),s=r("./src/utils/buffer-helper.ts"),a=r("./src/utils/logger.ts");function o(t,e){for(var r=0;r<e.length;r++){var i=e[r];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(t,i.key,i)}}function l(t,e,r){return e&&o(t.prototype,e),r&&o(t,r),t}function u(t,e){var r="undefined"!=typeof Symbol&&t[Symbol.iterator]||t["@@iterator"];if(r)return(r=r.call(t)).next.bind(r);if(Array.isArray(t)||(r=function(t,e){if(t){if("string"==typeof t)return c(t,e);var r=Object.prototype.toString.call(t).slice(8,-1);return"Object"===r&&t.constructor&&(r=t.constructor.name),"Map"===r||"Set"===r?Array.from(t):"Arguments"===r||/^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(r)?c(t,e):void 0}}(t))||e&&t&&"number"==typeof t.length){r&&(t=r);var i=0;return function(){return i>=t.length?{done:!0}:{done:!1,value:t[i++]}}}throw new TypeError("Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.")}function c(t,e){(null==e||e>t.length)&&(e=t.length);for(var r=0,i=new Array(e);r<e;r++)i[r]=t[r];return i}function d(){return d=Object.assign||function(t){for(var e=1;e<arguments.length;e++){var r=arguments[e];for(var i in r)Object.prototype.hasOwnProperty.call(r,i)&&(t[i]=r[i])}return t},d.apply(this,arguments)}var h=function(){function t(e){var r=this;this.hls=void 0,this.config=void 0,this.media=void 0,this.sid=void 0,this.cid=void 0,this.useHeaders=!1,this.initialized=!1,this.starved=!1,this.buffering=!0,this.audioBuffer=void 0,this.videoBuffer=void 0,this.onWaiting=function(){r.initialized&&(r.starved=!0),r.buffering=!0},this.onPlaying=function(){r.initialized||(r.initialized=!0),r.buffering=!1},this.applyPlaylistData=function(t){try{r.apply(t,{ot:n.CMCDObjectType.MANIFEST,su:!r.initialized})}catch(t){a.logger.warn("Could not generate manifest CMCD data.",t)}},this.applyFragmentData=function(t){try{var e=t.frag,i=r.hls.levels[e.level],s=r.getObjectType(e),o={d:1e3*e.duration,ot:s};s!==n.CMCDObjectType.VIDEO&&s!==n.CMCDObjectType.AUDIO&&s!=n.CMCDObjectType.MUXED||(o.br=i.bitrate/1e3,o.tb=r.getTopBandwidth(s)/1e3,o.bl=r.getBufferLength(s)),r.apply(t,o)}catch(t){a.logger.warn("Could not generate segment CMCD data.",t)}},this.hls=e;var i=this.config=e.config,s=i.cmcd;null!=s&&(i.pLoader=this.createPlaylistLoader(),i.fLoader=this.createFragmentLoader(),this.sid=s.sessionId||t.uuid(),this.cid=s.contentId,this.useHeaders=!0===s.useHeaders,this.registerListeners())}var e=t.prototype;return e.registerListeners=function(){var t=this.hls;t.on(i.Events.MEDIA_ATTACHED,this.onMediaAttached,this),t.on(i.Events.MEDIA_DETACHED,this.onMediaDetached,this),t.on(i.Events.BUFFER_CREATED,this.onBufferCreated,this)},e.unregisterListeners=function(){var t=this.hls;t.off(i.Events.MEDIA_ATTACHED,this.onMediaAttached,this),t.off(i.Events.MEDIA_DETACHED,this.onMediaDetached,this),t.off(i.Events.BUFFER_CREATED,this.onBufferCreated,this),this.onMediaDetached()},e.destroy=function(){this.unregisterListeners(),this.hls=this.config=this.audioBuffer=this.videoBuffer=null},e.onMediaAttached=function(t,e){this.media=e.media,this.media.addEventListener("waiting",this.onWaiting),this.media.addEventListener("playing",this.onPlaying)},e.onMediaDetached=function(){this.media&&(this.media.removeEventListener("waiting",this.onWaiting),this.media.removeEventListener("playing",this.onPlaying),this.media=null)},e.onBufferCreated=function(t,e){var r,i;this.audioBuffer=null===(r=e.tracks.audio)||void 0===r?void 0:r.buffer,this.videoBuffer=null===(i=e.tracks.video)||void 0===i?void 0:i.buffer},e.createData=function(){var t;return{v:n.CMCDVersion,sf:n.CMCDStreamingFormat.HLS,sid:this.sid,cid:this.cid,pr:null===(t=this.media)||void 0===t?void 0:t.playbackRate,mtp:this.hls.bandwidthEstimate/1e3}},e.apply=function(e,r){void 0===r&&(r={}),d(r,this.createData());var i=r.ot===n.CMCDObjectType.INIT||r.ot===n.CMCDObjectType.VIDEO||r.ot===n.CMCDObjectType.MUXED;if(this.starved&&i&&(r.bs=!0,r.su=!0,this.starved=!1),null==r.su&&(r.su=this.buffering),this.useHeaders){var s=t.toHeaders(r);if(!Object.keys(s).length)return;e.headers||(e.headers={}),d(e.headers,s)}else{var a=t.toQuery(r);if(!a)return;e.url=t.appendQueryToUri(e.url,a)}},e.getObjectType=function(t){var e=t.type;return"subtitle"===e?n.CMCDObjectType.TIMED_TEXT:"initSegment"===t.sn?n.CMCDObjectType.INIT:"audio"===e?n.CMCDObjectType.AUDIO:"main"===e?this.hls.audioTracks.length?n.CMCDObjectType.VIDEO:n.CMCDObjectType.MUXED:void 0},e.getTopBandwidth=function(t){var e,r=0,i=this.hls;if(t===n.CMCDObjectType.AUDIO)e=i.audioTracks;else{var s=i.maxAutoLevel,a=s>-1?s+1:i.levels.length;e=i.levels.slice(0,a)}for(var o,l=u(e);!(o=l()).done;){var c=o.value;c.bitrate>r&&(r=c.bitrate)}return r>0?r:NaN},e.getBufferLength=function(t){var e=this.hls.media,r=t===n.CMCDObjectType.AUDIO?this.audioBuffer:this.videoBuffer;return r&&e?1e3*s.BufferHelper.bufferInfo(r,e.currentTime,this.config.maxBufferHole).len:NaN},e.createPlaylistLoader=function(){var t=this.config.pLoader,e=this.applyPlaylistData,r=t||this.config.loader;return function(){function t(t){this.loader=void 0,this.loader=new r(t)}var i=t.prototype;return i.destroy=function(){this.loader.destroy()},i.abort=function(){this.loader.abort()},i.load=function(t,r,i){e(t),this.loader.load(t,r,i)},l(t,[{key:"stats",get:function(){return this.loader.stats}},{key:"context",get:function(){return this.loader.context}}]),t}()},e.createFragmentLoader=function(){var t=this.config.fLoader,e=this.applyFragmentData,r=t||this.config.loader;return function(){function t(t){this.loader=void 0,this.loader=new r(t)}var i=t.prototype;return i.destroy=function(){this.loader.destroy()},i.abort=function(){this.loader.abort()},i.load=function(t,r,i){e(t),this.loader.load(t,r,i)},l(t,[{key:"stats",get:function(){return this.loader.stats}},{key:"context",get:function(){return this.loader.context}}]),t}()},t.uuid=function(){var t=URL.createObjectURL(new Blob),e=t.toString();return URL.revokeObjectURL(t),e.substr(e.lastIndexOf("/")+1)},t.serialize=function(t){for(var e,r=[],i=function(t){return!Number.isNaN(t)&&null!=t&&""!==t&&!1!==t},n=function(t){return Math.round(t)},s=function(t){return 100*n(t/100)},a={br:n,d:n,bl:s,dl:s,mtp:s,nor:function(t){return encodeURIComponent(t)},rtp:s,tb:n},o=u(Object.keys(t||{}).sort());!(e=o()).done;){var l=e.value,c=t[l];if(i(c)&&!("v"===l&&1===c||"pr"==l&&1===c)){var d=a[l];d&&(c=d(c));var h,f=typeof c;h="ot"===l||"sf"===l||"st"===l?l+"="+c:"boolean"===f?l:"number"===f?l+"="+c:l+"="+JSON.stringify(c),r.push(h)}}return r.join(",")},t.toHeaders=function(e){for(var r={},i=["Object","Request","Session","Status"],n=[{},{},{},{}],s={br:0,d:0,ot:0,tb:0,bl:1,dl:1,mtp:1,nor:1,nrr:1,su:1,cid:2,pr:2,sf:2,sid:2,st:2,v:2,bs:3,rtp:3},a=0,o=Object.keys(e);a<o.length;a++){var l=o[a];n[null!=s[l]?s[l]:1][l]=e[l]}for(var u=0;u<n.length;u++){var c=t.serialize(n[u]);c&&(r["CMCD-"+i[u]]=c)}return r},t.toQuery=function(e){return"CMCD="+encodeURIComponent(t.serialize(e))},t.appendQueryToUri=function(t,e){if(!e)return t;var r=t.includes("?")?"&":"?";return""+t+r+e},t}()},"./src/controller/eme-controller.ts":function(t,e,r){"use strict";r.r(e);var i=r("./src/events.ts"),n=r("./src/errors.ts"),s=r("./src/utils/logger.ts"),a=r("./src/utils/mediakeys-helper.ts");function o(t,e){for(var r=0;r<e.length;r++){var i=e[r];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(t,i.key,i)}}var l=function(){function t(t){this.hls=void 0,this._widevineLicenseUrl=void 0,this._licenseXhrSetup=void 0,this._licenseResponseCallback=void 0,this._emeEnabled=void 0,this._requestMediaKeySystemAccess=void 0,this._drmSystemOptions=void 0,this._config=void 0,this._mediaKeysList=[],this._media=null,this._hasSetMediaKeys=!1,this._requestLicenseFailureCount=0,this.mediaKeysPromise=null,this._onMediaEncrypted=this.onMediaEncrypted.bind(this),this.hls=t,this._config=t.config,this._widevineLicenseUrl=this._config.widevineLicenseUrl,this._licenseXhrSetup=this._config.licenseXhrSetup,this._licenseResponseCallback=this._config.licenseResponseCallback,this._emeEnabled=this._config.emeEnabled,this._requestMediaKeySystemAccess=this._config.requestMediaKeySystemAccessFunc,this._drmSystemOptions=this._config.drmSystemOptions,this._registerListeners()}var e,r,l=t.prototype;return l.destroy=function(){this._unregisterListeners(),this.hls=this._onMediaEncrypted=null,this._requestMediaKeySystemAccess=null},l._registerListeners=function(){this.hls.on(i.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.on(i.Events.MEDIA_DETACHED,this.onMediaDetached,this),this.hls.on(i.Events.MANIFEST_PARSED,this.onManifestParsed,this)},l._unregisterListeners=function(){this.hls.off(i.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.off(i.Events.MEDIA_DETACHED,this.onMediaDetached,this),this.hls.off(i.Events.MANIFEST_PARSED,this.onManifestParsed,this)},l.getLicenseServerUrl=function(t){switch(t){case a.KeySystems.WIDEVINE:if(!this._widevineLicenseUrl)break;return this._widevineLicenseUrl}throw new Error('no license server URL configured for key-system "'+t+'"')},l._attemptKeySystemAccess=function(t,e,r){var i=this,n=function(t,e,r,i){if(t===a.KeySystems.WIDEVINE)return function(t,e,r){var i={audioCapabilities:[],videoCapabilities:[]};return t.forEach((function(t){i.audioCapabilities.push({contentType:'audio/mp4; codecs="'+t+'"',robustness:r.audioRobustness||""})})),e.forEach((function(t){i.videoCapabilities.push({contentType:'video/mp4; codecs="'+t+'"',robustness:r.videoRobustness||""})})),[i]}(e,r,i);throw new Error("Unknown key-system: "+t)}(t,e,r,this._drmSystemOptions);s.logger.log("Requesting encrypted media key-system access");var o=this.requestMediaKeySystemAccess(t,n);this.mediaKeysPromise=o.then((function(e){return i._onMediaKeySystemAccessObtained(t,e)})),o.catch((function(e){s.logger.error('Failed to obtain key-system "'+t+'" access:',e)}))},l._onMediaKeySystemAccessObtained=function(t,e){var r=this;s.logger.log('Access for key-system "'+t+'" obtained');var i={mediaKeysSessionInitialized:!1,mediaKeySystemAccess:e,mediaKeySystemDomain:t};this._mediaKeysList.push(i);var n=Promise.resolve().then((function(){return e.createMediaKeys()})).then((function(e){return i.mediaKeys=e,s.logger.log('Media-keys created for key-system "'+t+'"'),r._onMediaKeysCreated(),e}));return n.catch((function(t){s.logger.error("Failed to create media-keys:",t)})),n},l._onMediaKeysCreated=function(){var t=this;this._mediaKeysList.forEach((function(e){e.mediaKeysSession||(e.mediaKeysSession=e.mediaKeys.createSession(),t._onNewMediaKeySession(e.mediaKeysSession))}))},l._onNewMediaKeySession=function(t){var e=this;s.logger.log("New key-system session "+t.sessionId),t.addEventListener("message",(function(r){e._onKeySessionMessage(t,r.message)}),!1)},l._onKeySessionMessage=function(t,e){s.logger.log("Got EME message event, creating license request"),this._requestLicense(e,(function(e){s.logger.log("Received license data (length: "+(e?e.byteLength:e)+"), updating key-session"),t.update(e)}))},l.onMediaEncrypted=function(t){var e=this;if(s.logger.log('Media is encrypted using "'+t.initDataType+'" init data type'),!this.mediaKeysPromise)return s.logger.error("Fatal: Media is encrypted but no CDM access or no keys have been requested"),void this.hls.trigger(i.Events.ERROR,{type:n.ErrorTypes.KEY_SYSTEM_ERROR,details:n.ErrorDetails.KEY_SYSTEM_NO_KEYS,fatal:!0});var r=function(r){e._media&&(e._attemptSetMediaKeys(r),e._generateRequestWithPreferredKeySession(t.initDataType,t.initData))};this.mediaKeysPromise.then(r).catch(r)},l._attemptSetMediaKeys=function(t){if(!this._media)throw new Error("Attempted to set mediaKeys without first attaching a media element");if(!this._hasSetMediaKeys){var e=this._mediaKeysList[0];if(!e||!e.mediaKeys)return s.logger.error("Fatal: Media is encrypted but no CDM access or no keys have been obtained yet"),void this.hls.trigger(i.Events.ERROR,{type:n.ErrorTypes.KEY_SYSTEM_ERROR,details:n.ErrorDetails.KEY_SYSTEM_NO_KEYS,fatal:!0});s.logger.log("Setting keys for encrypted media"),this._media.setMediaKeys(e.mediaKeys),this._hasSetMediaKeys=!0}},l._generateRequestWithPreferredKeySession=function(t,e){var r=this,a=this._mediaKeysList[0];if(!a)return s.logger.error("Fatal: Media is encrypted but not any key-system access has been obtained yet"),void this.hls.trigger(i.Events.ERROR,{type:n.ErrorTypes.KEY_SYSTEM_ERROR,details:n.ErrorDetails.KEY_SYSTEM_NO_ACCESS,fatal:!0});if(a.mediaKeysSessionInitialized)s.logger.warn("Key-Session already initialized but requested again");else{var o=a.mediaKeysSession;if(!o)return s.logger.error("Fatal: Media is encrypted but no key-session existing"),void this.hls.trigger(i.Events.ERROR,{type:n.ErrorTypes.KEY_SYSTEM_ERROR,details:n.ErrorDetails.KEY_SYSTEM_NO_SESSION,fatal:!0});if(!e)return s.logger.warn("Fatal: initData required for generating a key session is null"),void this.hls.trigger(i.Events.ERROR,{type:n.ErrorTypes.KEY_SYSTEM_ERROR,details:n.ErrorDetails.KEY_SYSTEM_NO_INIT_DATA,fatal:!0});s.logger.log('Generating key-session request for "'+t+'" init data type'),a.mediaKeysSessionInitialized=!0,o.generateRequest(t,e).then((function(){s.logger.debug("Key-session generation succeeded")})).catch((function(t){s.logger.error("Error generating key-session request:",t),r.hls.trigger(i.Events.ERROR,{type:n.ErrorTypes.KEY_SYSTEM_ERROR,details:n.ErrorDetails.KEY_SYSTEM_NO_SESSION,fatal:!1})}))}},l._createLicenseXhr=function(t,e,r){var i=new XMLHttpRequest;i.responseType="arraybuffer",i.onreadystatechange=this._onLicenseRequestReadyStageChange.bind(this,i,t,e,r);var n=this._licenseXhrSetup;if(n)try{n.call(this.hls,i,t),n=void 0}catch(t){s.logger.error(t)}try{i.readyState||i.open("POST",t,!0),n&&n.call(this.hls,i,t)}catch(t){throw new Error("issue setting up KeySystem license XHR "+t)}return i},l._onLicenseRequestReadyStageChange=function(t,e,r,a){if(4===t.readyState)if(200===t.status){this._requestLicenseFailureCount=0,s.logger.log("License request succeeded");var o=t.response,l=this._licenseResponseCallback;if(l)try{o=l.call(this.hls,t,e)}catch(t){s.logger.error(t)}a(o)}else{if(s.logger.error("License Request XHR failed ("+e+"). Status: "+t.status+" ("+t.statusText+")"),this._requestLicenseFailureCount++,this._requestLicenseFailureCount>3)return void this.hls.trigger(i.Events.ERROR,{type:n.ErrorTypes.KEY_SYSTEM_ERROR,details:n.ErrorDetails.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0});var u=3-this._requestLicenseFailureCount+1;s.logger.warn("Retrying license request, "+u+" attempts left"),this._requestLicense(r,a)}},l._generateLicenseRequestChallenge=function(t,e){if(t.mediaKeySystemDomain===a.KeySystems.WIDEVINE)return e;throw new Error("unsupported key-system: "+t.mediaKeySystemDomain)},l._requestLicense=function(t,e){s.logger.log("Requesting content license for key-system");var r=this._mediaKeysList[0];if(!r)return s.logger.error("Fatal error: Media is encrypted but no key-system access has been obtained yet"),void this.hls.trigger(i.Events.ERROR,{type:n.ErrorTypes.KEY_SYSTEM_ERROR,details:n.ErrorDetails.KEY_SYSTEM_NO_ACCESS,fatal:!0});try{var a=this.getLicenseServerUrl(r.mediaKeySystemDomain),o=this._createLicenseXhr(a,t,e);s.logger.log("Sending license request to URL: "+a);var l=this._generateLicenseRequestChallenge(r,t);o.send(l)}catch(t){s.logger.error("Failure requesting DRM license: "+t),this.hls.trigger(i.Events.ERROR,{type:n.ErrorTypes.KEY_SYSTEM_ERROR,details:n.ErrorDetails.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0})}},l.onMediaAttached=function(t,e){if(this._emeEnabled){var r=e.media;this._media=r,r.addEventListener("encrypted",this._onMediaEncrypted)}},l.onMediaDetached=function(){var t=this._media,e=this._mediaKeysList;t&&(t.removeEventListener("encrypted",this._onMediaEncrypted),this._media=null,this._mediaKeysList=[],Promise.all(e.map((function(t){if(t.mediaKeysSession)return t.mediaKeysSession.close().catch((function(){}))}))).then((function(){return t.setMediaKeys(null)})).catch((function(){})))},l.onManifestParsed=function(t,e){if(this._emeEnabled){var r=e.levels.map((function(t){return t.audioCodec})).filter((function(t){return!!t})),i=e.levels.map((function(t){return t.videoCodec})).filter((function(t){return!!t}));this._attemptKeySystemAccess(a.KeySystems.WIDEVINE,r,i)}},e=t,(r=[{key:"requestMediaKeySystemAccess",get:function(){if(!this._requestMediaKeySystemAccess)throw new Error("No requestMediaKeySystemAccess function configured");return this._requestMediaKeySystemAccess}}])&&o(e.prototype,r),t}();e.default=l},"./src/controller/fps-controller.ts":function(t,e,r){"use strict";r.r(e);var i=r("./src/events.ts"),n=r("./src/utils/logger.ts"),s=function(){function t(t){this.hls=void 0,this.isVideoPlaybackQualityAvailable=!1,this.timer=void 0,this.media=null,this.lastTime=void 0,this.lastDroppedFrames=0,this.lastDecodedFrames=0,this.streamController=void 0,this.hls=t,this.registerListeners()}var e=t.prototype;return e.setStreamController=function(t){this.streamController=t},e.registerListeners=function(){this.hls.on(i.Events.MEDIA_ATTACHING,this.onMediaAttaching,this)},e.unregisterListeners=function(){this.hls.off(i.Events.MEDIA_ATTACHING,this.onMediaAttaching)},e.destroy=function(){this.timer&&clearInterval(this.timer),this.unregisterListeners(),this.isVideoPlaybackQualityAvailable=!1,this.media=null},e.onMediaAttaching=function(t,e){var r=this.hls.config;if(r.capLevelOnFPSDrop){var i=e.media instanceof self.HTMLVideoElement?e.media:null;this.media=i,i&&"function"==typeof i.getVideoPlaybackQuality&&(this.isVideoPlaybackQualityAvailable=!0),self.clearInterval(this.timer),this.timer=self.setInterval(this.checkFPSInterval.bind(this),r.fpsDroppedMonitoringPeriod)}},e.checkFPS=function(t,e,r){var s=performance.now();if(e){if(this.lastTime){var a=s-this.lastTime,o=r-this.lastDroppedFrames,l=e-this.lastDecodedFrames,u=1e3*o/a,c=this.hls;if(c.trigger(i.Events.FPS_DROP,{currentDropped:o,currentDecoded:l,totalDroppedFrames:r}),u>0&&o>c.config.fpsDroppedMonitoringThreshold*l){var d=c.currentLevel;n.logger.warn("drop FPS ratio greater than max allowed value for currentLevel: "+d),d>0&&(-1===c.autoLevelCapping||c.autoLevelCapping>=d)&&(d-=1,c.trigger(i.Events.FPS_DROP_LEVEL_CAPPING,{level:d,droppedLevel:c.currentLevel}),c.autoLevelCapping=d,this.streamController.nextLevelSwitch())}}this.lastTime=s,this.lastDroppedFrames=r,this.lastDecodedFrames=e}},e.checkFPSInterval=function(){var t=this.media;if(t)if(this.isVideoPlaybackQualityAvailable){var e=t.getVideoPlaybackQuality();this.checkFPS(t,e.totalVideoFrames,e.droppedVideoFrames)}else this.checkFPS(t,t.webkitDecodedFrameCount,t.webkitDroppedFrameCount)},t}();e.default=s},"./src/controller/fragment-finders.ts":function(t,e,r){"use strict";r.r(e),r.d(e,"findFragmentByPDT",(function(){return s})),r.d(e,"findFragmentByPTS",(function(){return a})),r.d(e,"fragmentWithinToleranceTest",(function(){return o})),r.d(e,"pdtWithinToleranceTest",(function(){return l})),r.d(e,"findFragWithCC",(function(){return u}));var i=r("./src/polyfills/number.ts"),n=r("./src/utils/binary-search.ts");function s(t,e,r){if(null===e||!Array.isArray(t)||!t.length||!Object(i.isFiniteNumber)(e))return null;if(e<(t[0].programDateTime||0))return null;if(e>=(t[t.length-1].endProgramDateTime||0))return null;r=r||0;for(var n=0;n<t.length;++n){var s=t[n];if(l(e,r,s))return s}return null}function a(t,e,r,i){void 0===r&&(r=0),void 0===i&&(i=0);var s=null;return t?s=e[t.sn-e[0].sn+1]||null:0===r&&0===e[0].start&&(s=e[0]),s&&0===o(r,i,s)?s:n.default.search(e,o.bind(null,r,i))||s}function o(t,e,r){void 0===t&&(t=0),void 0===e&&(e=0);var i=Math.min(e,r.duration+(r.deltaPTS?r.deltaPTS:0));return r.start+r.duration-i<=t?1:r.start-i>t&&r.start?-1:0}function l(t,e,r){var i=1e3*Math.min(e,r.duration+(r.deltaPTS?r.deltaPTS:0));return(r.endProgramDateTime||0)-i>t}function u(t,e){return n.default.search(t,(function(t){return t.cc<e?1:t.cc>e?-1:0}))}},"./src/controller/fragment-tracker.ts":function(t,e,r){"use strict";r.r(e),r.d(e,"FragmentState",(function(){return i})),r.d(e,"FragmentTracker",(function(){return a}));var i,n=r("./src/events.ts"),s=r("./src/types/loader.ts");!function(t){t.NOT_LOADED="NOT_LOADED",t.BACKTRACKED="BACKTRACKED",t.APPENDING="APPENDING",t.PARTIAL="PARTIAL",t.OK="OK"}(i||(i={}));var a=function(){function t(t){this.activeFragment=null,this.activeParts=null,this.fragments=Object.create(null),this.timeRanges=Object.create(null),this.bufferPadding=.2,this.hls=void 0,this.hls=t,this._registerListeners()}var e=t.prototype;return e._registerListeners=function(){var t=this.hls;t.on(n.Events.BUFFER_APPENDED,this.onBufferAppended,this),t.on(n.Events.FRAG_BUFFERED,this.onFragBuffered,this),t.on(n.Events.FRAG_LOADED,this.onFragLoaded,this)},e._unregisterListeners=function(){var t=this.hls;t.off(n.Events.BUFFER_APPENDED,this.onBufferAppended,this),t.off(n.Events.FRAG_BUFFERED,this.onFragBuffered,this),t.off(n.Events.FRAG_LOADED,this.onFragLoaded,this)},e.destroy=function(){this._unregisterListeners(),this.fragments=this.timeRanges=null},e.getAppendedFrag=function(t,e){if(e===s.PlaylistLevelType.MAIN){var r=this.activeFragment,i=this.activeParts;if(!r)return null;if(i)for(var n=i.length;n--;){var a=i[n],o=a?a.end:r.appendedPTS;if(a.start<=t&&void 0!==o&&t<=o)return n>9&&(this.activeParts=i.slice(n-9)),a}else if(r.start<=t&&void 0!==r.appendedPTS&&t<=r.appendedPTS)return r}return this.getBufferedFrag(t,e)},e.getBufferedFrag=function(t,e){for(var r=this.fragments,i=Object.keys(r),n=i.length;n--;){var s=r[i[n]];if((null==s?void 0:s.body.type)===e&&s.buffered){var a=s.body;if(a.start<=t&&t<=a.end)return a}}return null},e.detectEvictedFragments=function(t,e,r){var i=this;Object.keys(this.fragments).forEach((function(n){var s=i.fragments[n];if(s)if(s.buffered){var a=s.range[t];a&&a.time.some((function(t){var r=!i.isTimeBuffered(t.startPTS,t.endPTS,e);return r&&i.removeFragment(s.body),r}))}else s.body.type===r&&i.removeFragment(s.body)}))},e.detectPartialFragments=function(t){var e=this,r=this.timeRanges,i=t.frag,n=t.part;if(r&&"initSegment"!==i.sn){var s=l(i),a=this.fragments[s];a&&(Object.keys(r).forEach((function(t){var s=i.elementaryStreams[t];if(s){var o=r[t],l=null!==n||!0===s.partial;a.range[t]=e.getBufferedTimes(i,n,l,o)}})),a.backtrack=a.loaded=null,Object.keys(a.range).length?a.buffered=!0:this.removeFragment(a.body))}},e.fragBuffered=function(t){var e=l(t),r=this.fragments[e];r&&(r.backtrack=r.loaded=null,r.buffered=!0)},e.getBufferedTimes=function(t,e,r,i){for(var n={time:[],partial:r},s=e?e.start:t.start,a=e?e.end:t.end,o=t.minEndPTS||a,l=t.maxStartPTS||s,u=0;u<i.length;u++){var c=i.start(u)-this.bufferPadding,d=i.end(u)+this.bufferPadding;if(l>=c&&o<=d){n.time.push({startPTS:Math.max(s,i.start(u)),endPTS:Math.min(a,i.end(u))});break}if(s<d&&a>c)n.partial=!0,n.time.push({startPTS:Math.max(s,i.start(u)),endPTS:Math.min(a,i.end(u))});else if(a<=c)break}return n},e.getPartialFragment=function(t){var e,r,i,n=null,s=0,a=this.bufferPadding,l=this.fragments;return Object.keys(l).forEach((function(u){var c=l[u];c&&o(c)&&(r=c.body.start-a,i=c.body.end+a,t>=r&&t<=i&&(e=Math.min(t-r,i-t),s<=e&&(n=c.body,s=e)))})),n},e.getState=function(t){var e=l(t),r=this.fragments[e];return r?r.buffered?o(r)?i.PARTIAL:i.OK:r.backtrack?i.BACKTRACKED:i.APPENDING:i.NOT_LOADED},e.backtrack=function(t,e){var r=l(t),i=this.fragments[r];if(!i||i.backtrack)return null;var n=i.backtrack=e||i.loaded;return i.loaded=null,n},e.getBacktrackData=function(t){var e=l(t),r=this.fragments[e];if(r){var i,n=r.backtrack;if(null!=n&&null!==(i=n.payload)&&void 0!==i&&i.byteLength)return n;this.removeFragment(t)}return null},e.isTimeBuffered=function(t,e,r){for(var i,n,s=0;s<r.length;s++){if(i=r.start(s)-this.bufferPadding,n=r.end(s)+this.bufferPadding,t>=i&&e<=n)return!0;if(e<=i)return!1}return!1},e.onFragLoaded=function(t,e){var r=e.frag,i=e.part;if("initSegment"!==r.sn&&!r.bitrateTest&&!i){var n=l(r);this.fragments[n]={body:r,loaded:e,backtrack:null,buffered:!1,range:Object.create(null)}}},e.onBufferAppended=function(t,e){var r=this,i=e.frag,n=e.part,a=e.timeRanges;if(i.type===s.PlaylistLevelType.MAIN)if(this.activeFragment=i,n){var o=this.activeParts;o||(this.activeParts=o=[]),o.push(n)}else this.activeParts=null;this.timeRanges=a,Object.keys(a).forEach((function(t){var e=a[t];if(r.detectEvictedFragments(t,e),!n)for(var s=0;s<e.length;s++)i.appendedPTS=Math.max(e.end(s),i.appendedPTS||0)}))},e.onFragBuffered=function(t,e){this.detectPartialFragments(e)},e.hasFragment=function(t){var e=l(t);return!!this.fragments[e]},e.removeFragmentsInRange=function(t,e,r){var i=this;Object.keys(this.fragments).forEach((function(n){var s=i.fragments[n];if(s&&s.buffered){var a=s.body;a.type===r&&a.start<e&&a.end>t&&i.removeFragment(a)}}))},e.removeFragment=function(t){var e=l(t);t.stats.loaded=0,t.clearElementaryStreamInfo(),delete this.fragments[e]},e.removeAllFragments=function(){this.fragments=Object.create(null),this.activeFragment=null,this.activeParts=null},t}();function o(t){var e,r;return t.buffered&&((null===(e=t.range.video)||void 0===e?void 0:e.partial)||(null===(r=t.range.audio)||void 0===r?void 0:r.partial))}function l(t){return t.type+"_"+t.level+"_"+t.urlId+"_"+t.sn}},"./src/controller/gap-controller.ts":function(t,e,r){"use strict";r.r(e),r.d(e,"STALL_MINIMUM_DURATION_MS",(function(){return o})),r.d(e,"MAX_START_GAP_JUMP",(function(){return l})),r.d(e,"SKIP_BUFFER_HOLE_STEP_SECONDS",(function(){return u})),r.d(e,"SKIP_BUFFER_RANGE_START",(function(){return c})),r.d(e,"default",(function(){return d}));var i=r("./src/utils/buffer-helper.ts"),n=r("./src/errors.ts"),s=r("./src/events.ts"),a=r("./src/utils/logger.ts"),o=250,l=2,u=.1,c=.05,d=function(){function t(t,e,r,i){this.config=void 0,this.media=void 0,this.fragmentTracker=void 0,this.hls=void 0,this.nudgeRetry=0,this.stallReported=!1,this.stalled=null,this.moved=!1,this.seeking=!1,this.config=t,this.media=e,this.fragmentTracker=r,this.hls=i}var e=t.prototype;return e.destroy=function(){this.hls=this.fragmentTracker=this.media=null},e.poll=function(t){var e=this.config,r=this.media,n=this.stalled,s=r.currentTime,u=r.seeking,c=this.seeking&&!u,d=!this.seeking&&u;if(this.seeking=u,s===t){if((d||c)&&(this.stalled=null),!r.paused&&!r.ended&&0!==r.playbackRate&&i.BufferHelper.getBuffered(r).length){var h=i.BufferHelper.bufferInfo(r,s,0),f=h.len>0,g=h.nextStart||0;if(f||g){if(u){var v=h.len>l,p=!g||g-s>l&&!this.fragmentTracker.getPartialFragment(s);if(v||p)return;this.moved=!1}if(!this.moved&&null!==this.stalled){var m,y=Math.max(g,h.start||0)-s,E=this.hls.levels?this.hls.levels[this.hls.currentLevel]:null,T=(null==E||null===(m=E.details)||void 0===m?void 0:m.live)?2*E.details.targetduration:l;if(y>0&&y<=T)return void this._trySkipBufferHole(null)}var S=self.performance.now();if(null!==n){var b=S-n;!u&&b>=o&&this._reportStall(h.len);var L=i.BufferHelper.bufferInfo(r,s,e.maxBufferHole);this._tryFixBufferStall(L,b)}else this.stalled=S}}}else if(this.moved=!0,null!==n){if(this.stallReported){var A=self.performance.now()-n;a.logger.warn("playback not stuck anymore @"+s+", after "+Math.round(A)+"ms"),this.stallReported=!1}this.stalled=null,this.nudgeRetry=0}},e._tryFixBufferStall=function(t,e){var r=this.config,i=this.fragmentTracker,n=this.media.currentTime,s=i.getPartialFragment(n);s&&this._trySkipBufferHole(s)||t.len>r.maxBufferHole&&e>1e3*r.highBufferWatchdogPeriod&&(a.logger.warn("Trying to nudge playhead over buffer-hole"),this.stalled=null,this._tryNudgeBuffer())},e._reportStall=function(t){var e=this.hls,r=this.media;this.stallReported||(this.stallReported=!0,a.logger.warn("Playback stalling at @"+r.currentTime+" due to low buffer (buffer="+t+")"),e.trigger(s.Events.ERROR,{type:n.ErrorTypes.MEDIA_ERROR,details:n.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!1,buffer:t}))},e._trySkipBufferHole=function(t){for(var e=this.config,r=this.hls,o=this.media,l=o.currentTime,d=0,h=i.BufferHelper.getBuffered(o),f=0;f<h.length;f++){var g=h.start(f);if(l+e.maxBufferHole>=d&&l<g){var v=Math.max(g+c,o.currentTime+u);return a.logger.warn("skipping hole, adjusting currentTime from "+l+" to "+v),this.moved=!0,this.stalled=null,o.currentTime=v,t&&r.trigger(s.Events.ERROR,{type:n.ErrorTypes.MEDIA_ERROR,details:n.ErrorDetails.BUFFER_SEEK_OVER_HOLE,fatal:!1,reason:"fragment loaded with buffer holes, seeking from "+l+" to "+v,frag:t}),v}d=h.end(f)}return 0},e._tryNudgeBuffer=function(){var t=this.config,e=this.hls,r=this.media,i=r.currentTime,o=(this.nudgeRetry||0)+1;if(this.nudgeRetry=o,o<t.nudgeMaxRetry){var l=i+o*t.nudgeOffset;a.logger.warn("Nudging 'currentTime' from "+i+" to "+l),r.currentTime=l,e.trigger(s.Events.ERROR,{type:n.ErrorTypes.MEDIA_ERROR,details:n.ErrorDetails.BUFFER_NUDGE_ON_STALL,fatal:!1})}else a.logger.error("Playhead still not moving while enough data buffered @"+i+" after "+t.nudgeMaxRetry+" nudges"),e.trigger(s.Events.ERROR,{type:n.ErrorTypes.MEDIA_ERROR,details:n.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!0})},t}()},"./src/controller/id3-track-controller.ts":function(t,e,r){"use strict";r.r(e);var i=r("./src/events.ts"),n=r("./src/utils/texttrack-utils.ts"),s=r("./src/demux/id3.ts"),a=function(){function t(t){this.hls=void 0,this.id3Track=null,this.media=null,this.hls=t,this._registerListeners()}var e=t.prototype;return e.destroy=function(){this._unregisterListeners()},e._registerListeners=function(){var t=this.hls;t.on(i.Events.MEDIA_ATTACHED,this.onMediaAttached,this),t.on(i.Events.MEDIA_DETACHING,this.onMediaDetaching,this),t.on(i.Events.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),t.on(i.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},e._unregisterListeners=function(){var t=this.hls;t.off(i.Events.MEDIA_ATTACHED,this.onMediaAttached,this),t.off(i.Events.MEDIA_DETACHING,this.onMediaDetaching,this),t.off(i.Events.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),t.off(i.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},e.onMediaAttached=function(t,e){this.media=e.media},e.onMediaDetaching=function(){this.id3Track&&(Object(n.clearCurrentCues)(this.id3Track),this.id3Track=null,this.media=null)},e.getID3Track=function(t){if(this.media){for(var e=0;e<t.length;e++){var r=t[e];if("metadata"===r.kind&&"id3"===r.label)return Object(n.sendAddTrackEvent)(r,this.media),r}return this.media.addTextTrack("metadata","id3")}},e.onFragParsingMetadata=function(t,e){if(this.media){var r=e.frag,i=e.samples;this.id3Track||(this.id3Track=this.getID3Track(this.media.textTracks),this.id3Track.mode="hidden");for(var n=self.WebKitDataCue||self.VTTCue||self.TextTrackCue,a=0;a<i.length;a++){var o=s.getID3Frames(i[a].data);if(o){var l=i[a].pts,u=a<i.length-1?i[a+1].pts:r.end;u-l<=0&&(u=l+.25);for(var c=0;c<o.length;c++){var d=o[c];if(!s.isTimeStampFrame(d)){var h=new n(l,u,"");h.value=d,this.id3Track.addCue(h)}}}}}},e.onBufferFlushing=function(t,e){var r=e.startOffset,i=e.endOffset,s=e.type;if(!s||"audio"===s){var a=this.id3Track;a&&Object(n.removeCuesInRange)(a,r,i)}},t}();e.default=a},"./src/controller/latency-controller.ts":function(t,e,r){"use strict";r.r(e),r.d(e,"default",(function(){return o}));var i=r("./src/errors.ts"),n=r("./src/events.ts"),s=r("./src/utils/logger.ts");function a(t,e){for(var r=0;r<e.length;r++){var i=e[r];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(t,i.key,i)}}var o=function(){function t(t){var e=this;this.hls=void 0,this.config=void 0,this.media=null,this.levelDetails=null,this.currentTime=0,this.stallCount=0,this._latency=null,this.timeupdateHandler=function(){return e.timeupdate()},this.hls=t,this.config=t.config,this.registerListeners()}var e,r,o=t.prototype;return o.destroy=function(){this.unregisterListeners(),this.onMediaDetaching(),this.levelDetails=null,this.hls=this.timeupdateHandler=null},o.registerListeners=function(){this.hls.on(n.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.on(n.Events.MEDIA_DETACHING,this.onMediaDetaching,this),this.hls.on(n.Events.MANIFEST_LOADING,this.onManifestLoading,this),this.hls.on(n.Events.LEVEL_UPDATED,this.onLevelUpdated,this),this.hls.on(n.Events.ERROR,this.onError,this)},o.unregisterListeners=function(){this.hls.off(n.Events.MEDIA_ATTACHED,this.onMediaAttached),this.hls.off(n.Events.MEDIA_DETACHING,this.onMediaDetaching),this.hls.off(n.Events.MANIFEST_LOADING,this.onManifestLoading),this.hls.off(n.Events.LEVEL_UPDATED,this.onLevelUpdated),this.hls.off(n.Events.ERROR,this.onError)},o.onMediaAttached=function(t,e){this.media=e.media,this.media.addEventListener("timeupdate",this.timeupdateHandler)},o.onMediaDetaching=function(){this.media&&(this.media.removeEventListener("timeupdate",this.timeupdateHandler),this.media=null)},o.onManifestLoading=function(){this.levelDetails=null,this._latency=null,this.stallCount=0},o.onLevelUpdated=function(t,e){var r=e.details;this.levelDetails=r,r.advanced&&this.timeupdate(),!r.live&&this.media&&this.media.removeEventListener("timeupdate",this.timeupdateHandler)},o.onError=function(t,e){e.details===i.ErrorDetails.BUFFER_STALLED_ERROR&&(this.stallCount++,s.logger.warn("[playback-rate-controller]: Stall detected, adjusting target latency"))},o.timeupdate=function(){var t=this.media,e=this.levelDetails;if(t&&e){this.currentTime=t.currentTime;var r=this.computeLatency();if(null!==r){this._latency=r;var i=this.config,n=i.lowLatencyMode,s=i.maxLiveSyncPlaybackRate;if(n&&1!==s){var a=this.targetLatency;if(null!==a){var o=r-a,l=o<Math.min(this.maxLatency,a+e.targetduration);if(e.live&&l&&o>.05&&this.forwardBufferLength>1){var u=Math.min(2,Math.max(1,s)),c=Math.round(2/(1+Math.exp(-.75*o-this.edgeStalled))*20)/20;t.playbackRate=Math.min(u,Math.max(1,c))}else 1!==t.playbackRate&&0!==t.playbackRate&&(t.playbackRate=1)}}}}},o.estimateLiveEdge=function(){var t=this.levelDetails;return null===t?null:t.edge+t.age},o.computeLatency=function(){var t=this.estimateLiveEdge();return null===t?null:t-this.currentTime},e=t,(r=[{key:"latency",get:function(){return this._latency||0}},{key:"maxLatency",get:function(){var t=this.config,e=this.levelDetails;return void 0!==t.liveMaxLatencyDuration?t.liveMaxLatencyDuration:e?t.liveMaxLatencyDurationCount*e.targetduration:0}},{key:"targetLatency",get:function(){var t=this.levelDetails;if(null===t)return null;var e=t.holdBack,r=t.partHoldBack,i=t.targetduration,n=this.config,s=n.liveSyncDuration,a=n.liveSyncDurationCount,o=n.lowLatencyMode,l=this.hls.userConfig,u=o&&r||e;(l.liveSyncDuration||l.liveSyncDurationCount||0===u)&&(u=void 0!==s?s:a*i);var c=i;return u+Math.min(1*this.stallCount,c)}},{key:"liveSyncPosition",get:function(){var t=this.estimateLiveEdge(),e=this.targetLatency,r=this.levelDetails;if(null===t||null===e||null===r)return null;var i=r.edge,n=t-e-this.edgeStalled,s=i-r.totalduration,a=i-(this.config.lowLatencyMode&&r.partTarget||r.targetduration);return Math.min(Math.max(s,n),a)}},{key:"drift",get:function(){var t=this.levelDetails;return null===t?1:t.drift}},{key:"edgeStalled",get:function(){var t=this.levelDetails;if(null===t)return 0;var e=3*(this.config.lowLatencyMode&&t.partTarget||t.targetduration);return Math.max(t.age-e,0)}},{key:"forwardBufferLength",get:function(){var t=this.media,e=this.levelDetails;if(!t||!e)return 0;var r=t.buffered.length;return r?t.buffered.end(r-1):e.edge-this.currentTime}}])&&a(e.prototype,r),t}()},"./src/controller/level-controller.ts":function(t,e,r){"use strict";r.r(e),r.d(e,"default",(function(){return g}));var i=r("./src/types/level.ts"),n=r("./src/events.ts"),s=r("./src/errors.ts"),a=r("./src/utils/codecs.ts"),o=r("./src/controller/level-helper.ts"),l=r("./src/controller/base-playlist-controller.ts"),u=r("./src/types/loader.ts");function c(){return c=Object.assign||function(t){for(var e=1;e<arguments.length;e++){var r=arguments[e];for(var i in r)Object.prototype.hasOwnProperty.call(r,i)&&(t[i]=r[i])}return t},c.apply(this,arguments)}function d(t,e){for(var r=0;r<e.length;r++){var i=e[r];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(t,i.key,i)}}function h(t,e){return h=Object.setPrototypeOf||function(t,e){return t.__proto__=e,t},h(t,e)}var f=/chrome|firefox/.test(navigator.userAgent.toLowerCase()),g=function(t){var e,r;function l(e){var r;return(r=t.call(this,e,"[level-controller]")||this)._levels=[],r._firstLevel=-1,r._startLevel=void 0,r.currentLevelIndex=-1,r.manualLevelIndex=-1,r.onParsedComplete=void 0,r._registerListeners(),r}r=t,(e=l).prototype=Object.create(r.prototype),e.prototype.constructor=e,h(e,r);var g,v,p=l.prototype;return p._registerListeners=function(){var t=this.hls;t.on(n.Events.MANIFEST_LOADED,this.onManifestLoaded,this),t.on(n.Events.LEVEL_LOADED,this.onLevelLoaded,this),t.on(n.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),t.on(n.Events.FRAG_LOADED,this.onFragLoaded,this),t.on(n.Events.ERROR,this.onError,this)},p._unregisterListeners=function(){var t=this.hls;t.off(n.Events.MANIFEST_LOADED,this.onManifestLoaded,this),t.off(n.Events.LEVEL_LOADED,this.onLevelLoaded,this),t.off(n.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),t.off(n.Events.FRAG_LOADED,this.onFragLoaded,this),t.off(n.Events.ERROR,this.onError,this)},p.destroy=function(){this._unregisterListeners(),this.manualLevelIndex=-1,this._levels.length=0,t.prototype.destroy.call(this)},p.startLoad=function(){this._levels.forEach((function(t){t.loadError=0})),t.prototype.startLoad.call(this)},p.onManifestLoaded=function(t,e){var r,l,u=[],c=[],d=[],h={},g=!1,v=!1,p=!1;if(e.levels.forEach((function(t){var e=t.attrs;g=g||!(!t.width||!t.height),v=v||!!t.videoCodec,p=p||!!t.audioCodec,f&&t.audioCodec&&-1!==t.audioCodec.indexOf("mp4a.40.34")&&(t.audioCodec=void 0);var r=t.bitrate+"-"+t.attrs.RESOLUTION+"-"+t.attrs.CODECS;(l=h[r])?l.url.push(t.url):(l=new i.Level(t),h[r]=l,u.push(l)),e&&(e.AUDIO&&Object(o.addGroupId)(l,"audio",e.AUDIO),e.SUBTITLES&&Object(o.addGroupId)(l,"text",e.SUBTITLES))})),(g||v)&&p&&(u=u.filter((function(t){var e=t.videoCodec,r=t.width,i=t.height;return!!e||!(!r||!i)}))),u=u.filter((function(t){var e=t.audioCodec,r=t.videoCodec;return(!e||Object(a.isCodecSupportedInMp4)(e,"audio"))&&(!r||Object(a.isCodecSupportedInMp4)(r,"video"))})),e.audioTracks&&(c=e.audioTracks.filter((function(t){return!t.audioCodec||Object(a.isCodecSupportedInMp4)(t.audioCodec,"audio")})),Object(o.assignTrackIdsByGroup)(c)),e.subtitles&&(d=e.subtitles,Object(o.assignTrackIdsByGroup)(d)),u.length>0){r=u[0].bitrate,u.sort((function(t,e){return t.bitrate-e.bitrate})),this._levels=u;for(var m=0;m<u.length;m++)if(u[m].bitrate===r){this._firstLevel=m,this.log("manifest loaded, "+u.length+" level(s) found, first bitrate: "+r);break}var y=p&&!v,E={levels:u,audioTracks:c,subtitleTracks:d,firstLevel:this._firstLevel,stats:e.stats,audio:p,video:v,altAudio:!y&&c.some((function(t){return!!t.url}))};this.hls.trigger(n.Events.MANIFEST_PARSED,E),(this.hls.config.autoStartLoad||this.hls.forceStartLoad)&&this.hls.startLoad(this.hls.config.startPosition)}else this.hls.trigger(n.Events.ERROR,{type:s.ErrorTypes.MEDIA_ERROR,details:s.ErrorDetails.MANIFEST_INCOMPATIBLE_CODECS_ERROR,fatal:!0,url:e.url,reason:"no level with compatible codecs found in manifest"})},p.onError=function(e,r){if(t.prototype.onError.call(this,e,r),!r.fatal){var i=r.context,n=this._levels[this.currentLevelIndex];if(i&&(i.type===u.PlaylistContextType.AUDIO_TRACK&&n.audioGroupIds&&i.groupId===n.audioGroupIds[n.urlId]||i.type===u.PlaylistContextType.SUBTITLE_TRACK&&n.textGroupIds&&i.groupId===n.textGroupIds[n.urlId]))this.redundantFailover(this.currentLevelIndex);else{var a,o=!1,l=!0;switch(r.details){case s.ErrorDetails.FRAG_LOAD_ERROR:case s.ErrorDetails.FRAG_LOAD_TIMEOUT:case s.ErrorDetails.KEY_LOAD_ERROR:case s.ErrorDetails.KEY_LOAD_TIMEOUT:if(r.frag){var c=this._levels[r.frag.level];c?(c.fragmentError++,c.fragmentError>this.hls.config.fragLoadingMaxRetry&&(a=r.frag.level)):a=r.frag.level}break;case s.ErrorDetails.LEVEL_LOAD_ERROR:case s.ErrorDetails.LEVEL_LOAD_TIMEOUT:i&&(i.deliveryDirectives&&(l=!1),a=i.level),o=!0;break;case s.ErrorDetails.REMUX_ALLOC_ERROR:a=r.level,o=!0}void 0!==a&&this.recoverLevel(r,a,o,l)}}},p.recoverLevel=function(t,e,r,i){var n=t.details,s=this._levels[e];if(s.loadError++,r){if(!this.retryLoadingOrFail(t))return void(this.currentLevelIndex=-1);t.levelRetry=!0}if(i){var a=s.url.length;if(a>1&&s.loadError<a)t.levelRetry=!0,this.redundantFailover(e);else if(-1===this.manualLevelIndex){var o=0===e?this._levels.length-1:e-1;this.currentLevelIndex!==o&&0===this._levels[o].loadError&&(this.warn(n+": switch to "+o),t.levelRetry=!0,this.hls.nextAutoLevel=o)}}},p.redundantFailover=function(t){var e=this._levels[t],r=e.url.length;if(r>1){var i=(e.urlId+1)%r;this.warn("Switching to redundant URL-id "+i),this._levels.forEach((function(t){t.urlId=i})),this.level=t}},p.onFragLoaded=function(t,e){var r=e.frag;if(void 0!==r&&r.type===u.PlaylistLevelType.MAIN){var i=this._levels[r.level];void 0!==i&&(i.fragmentError=0,i.loadError=0)}},p.onLevelLoaded=function(t,e){var r,i,n=e.level,s=e.details,a=this._levels[n];if(!a)return this.warn("Invalid level index "+n),void(null!==(i=e.deliveryDirectives)&&void 0!==i&&i.skip&&(s.deltaUpdateFailed=!0));n===this.currentLevelIndex?(0===a.fragmentError&&(a.loadError=0,this.retryCount=0),this.playlistLoaded(n,e,a.details)):null!==(r=e.deliveryDirectives)&&void 0!==r&&r.skip&&(s.deltaUpdateFailed=!0)},p.onAudioTrackSwitched=function(t,e){var r=this.hls.levels[this.currentLevelIndex];if(r&&r.audioGroupIds){for(var i=-1,n=this.hls.audioTracks[e.id].groupId,s=0;s<r.audioGroupIds.length;s++)if(r.audioGroupIds[s]===n){i=s;break}i!==r.urlId&&(r.urlId=i,this.startLoad())}},p.loadPlaylist=function(t){var e=this.currentLevelIndex,r=this._levels[e];if(this.canLoad&&r&&r.url.length>0){var i=r.urlId,s=r.url[i];if(t)try{s=t.addDirectives(s)}catch(t){this.warn("Could not construct new URL with HLS Delivery Directives: "+t)}this.log("Attempt loading level index "+e+(t?" at sn "+t.msn+" part "+t.part:"")+" with URL-id "+i+" "+s),this.clearTimer(),this.hls.trigger(n.Events.LEVEL_LOADING,{url:s,level:e,id:i,deliveryDirectives:t||null})}},p.removeLevel=function(t,e){var r=function(t,r){return r!==e},i=this._levels.filter((function(i,n){return n!==t||i.url.length>1&&void 0!==e&&(i.url=i.url.filter(r),i.audioGroupIds&&(i.audioGroupIds=i.audioGroupIds.filter(r)),i.textGroupIds&&(i.textGroupIds=i.textGroupIds.filter(r)),i.urlId=0,!0)})).map((function(t,e){var r=t.details;return null!=r&&r.fragments&&r.fragments.forEach((function(t){t.level=e})),t}));this._levels=i,this.hls.trigger(n.Events.LEVELS_UPDATED,{levels:i})},g=l,(v=[{key:"levels",get:function(){return 0===this._levels.length?null:this._levels}},{key:"level",get:function(){return this.currentLevelIndex},set:function(t){var e,r=this._levels;if(0!==r.length&&(this.currentLevelIndex!==t||null===(e=r[t])||void 0===e||!e.details)){if(t<0||t>=r.length){var i=t<0;if(this.hls.trigger(n.Events.ERROR,{type:s.ErrorTypes.OTHER_ERROR,details:s.ErrorDetails.LEVEL_SWITCH_ERROR,level:t,fatal:i,reason:"invalid level idx"}),i)return;t=Math.min(t,r.length-1)}this.clearTimer();var a=this.currentLevelIndex,o=r[a],l=r[t];this.log("switching to level "+t+" from "+a),this.currentLevelIndex=t;var u=c({},l,{level:t,maxBitrate:l.maxBitrate,uri:l.uri,urlId:l.urlId});delete u._urlId,this.hls.trigger(n.Events.LEVEL_SWITCHING,u);var d=l.details;if(!d||d.live){var h=this.switchParams(l.uri,null==o?void 0:o.details);this.loadPlaylist(h)}}}},{key:"manualLevel",get:function(){return this.manualLevelIndex},set:function(t){this.manualLevelIndex=t,void 0===this._startLevel&&(this._startLevel=t),-1!==t&&(this.level=t)}},{key:"firstLevel",get:function(){return this._firstLevel},set:function(t){this._firstLevel=t}},{key:"startLevel",get:function(){if(void 0===this._startLevel){var t=this.hls.config.startLevel;return void 0!==t?t:this._firstLevel}return this._startLevel},set:function(t){this._startLevel=t}},{key:"nextLoadLevel",get:function(){return-1!==this.manualLevelIndex?this.manualLevelIndex:this.hls.nextAutoLevel},set:function(t){this.level=t,-1===this.manualLevelIndex&&(this.hls.nextAutoLevel=t)}}])&&d(g.prototype,v),l}(l.default)},"./src/controller/level-helper.ts":function(t,e,r){"use strict";r.r(e),r.d(e,"addGroupId",(function(){return s})),r.d(e,"assignTrackIdsByGroup",(function(){return a})),r.d(e,"updatePTS",(function(){return o})),r.d(e,"updateFragPTSDTS",(function(){return u})),r.d(e,"mergeDetails",(function(){return c})),r.d(e,"mapPartIntersection",(function(){return d})),r.d(e,"mapFragmentIntersection",(function(){return h})),r.d(e,"adjustSliding",(function(){return f})),r.d(e,"addSliding",(function(){return g})),r.d(e,"computeReloadInterval",(function(){return v})),r.d(e,"getFragmentWithSN",(function(){return p})),r.d(e,"getPartWith",(function(){return m}));var i=r("./src/polyfills/number.ts"),n=r("./src/utils/logger.ts");function s(t,e,r){switch(e){case"audio":t.audioGroupIds||(t.audioGroupIds=[]),t.audioGroupIds.push(r);break;case"text":t.textGroupIds||(t.textGroupIds=[]),t.textGroupIds.push(r)}}function a(t){var e={};t.forEach((function(t){var r=t.groupId||"";t.id=e[r]=e[r]||0,e[r]++}))}function o(t,e,r){l(t[e],t[r])}function l(t,e){var r=e.startPTS;if(Object(i.isFiniteNumber)(r)){var n,s=0;e.sn>t.sn?(s=r-t.start,n=t):(s=t.start-r,n=e),n.duration!==s&&(n.duration=s)}else e.sn>t.sn?t.cc===e.cc&&t.minEndPTS?e.start=t.start+(t.minEndPTS-t.start):e.start=t.start+t.duration:e.start=Math.max(t.start-e.duration,0)}function u(t,e,r,s,a,o){s-r<=0&&(n.logger.warn("Fragment should have a positive duration",e),s=r+e.duration,o=a+e.duration);var u=r,c=s,d=e.startPTS,h=e.endPTS;if(Object(i.isFiniteNumber)(d)){var f=Math.abs(d-r);Object(i.isFiniteNumber)(e.deltaPTS)?e.deltaPTS=Math.max(f,e.deltaPTS):e.deltaPTS=f,u=Math.max(r,d),r=Math.min(r,d),a=Math.min(a,e.startDTS),c=Math.min(s,h),s=Math.max(s,h),o=Math.max(o,e.endDTS)}e.duration=s-r;var g=r-e.start;e.appendedPTS=s,e.start=e.startPTS=r,e.maxStartPTS=u,e.startDTS=a,e.endPTS=s,e.minEndPTS=c,e.endDTS=o;var v,p=e.sn;if(!t||p<t.startSN||p>t.endSN)return 0;var m=p-t.startSN,y=t.fragments;for(y[m]=e,v=m;v>0;v--)l(y[v],y[v-1]);for(v=m;v<y.length-1;v++)l(y[v],y[v+1]);return t.fragmentHint&&l(y[y.length-1],t.fragmentHint),t.PTSKnown=t.alignedSliding=!0,g}function c(t,e){for(var r=null,s=t.fragments,a=s.length-1;a>=0;a--){var o=s[a].initSegment;if(o){r=o;break}}t.fragmentHint&&delete t.fragmentHint.endPTS;var l,c=0;if(h(t,e,(function(t,n){t.relurl&&(c=t.cc-n.cc),Object(i.isFiniteNumber)(t.startPTS)&&Object(i.isFiniteNumber)(t.endPTS)&&(n.start=n.startPTS=t.startPTS,n.startDTS=t.startDTS,n.appendedPTS=t.appendedPTS,n.maxStartPTS=t.maxStartPTS,n.endPTS=t.endPTS,n.endDTS=t.endDTS,n.minEndPTS=t.minEndPTS,n.duration=t.endPTS-t.startPTS,n.duration&&(l=n),e.PTSKnown=e.alignedSliding=!0),n.elementaryStreams=t.elementaryStreams,n.loader=t.loader,n.stats=t.stats,n.urlId=t.urlId,t.initSegment&&(n.initSegment=t.initSegment,r=t.initSegment)})),r&&(e.fragmentHint?e.fragments.concat(e.fragmentHint):e.fragments).forEach((function(t){var e;t.initSegment&&t.initSegment.relurl!==(null===(e=r)||void 0===e?void 0:e.relurl)||(t.initSegment=r)})),e.skippedSegments&&(e.deltaUpdateFailed=e.fragments.some((function(t){return!t})),e.deltaUpdateFailed)){n.logger.warn("[level-helper] Previous playlist missing segments skipped in delta playlist");for(var g=e.skippedSegments;g--;)e.fragments.shift();e.startSN=e.fragments[0].sn,e.startCC=e.fragments[0].cc}var v=e.fragments;if(c){n.logger.warn("discontinuity sliding from playlist, take drift into account");for(var p=0;p<v.length;p++)v[p].cc+=c}e.skippedSegments&&(e.startCC=e.fragments[0].cc),d(t.partList,e.partList,(function(t,e){e.elementaryStreams=t.elementaryStreams,e.stats=t.stats})),l?u(e,l,l.startPTS,l.endPTS,l.startDTS,l.endDTS):f(t,e),v.length&&(e.totalduration=e.edge-v[0].start),e.driftStartTime=t.driftStartTime,e.driftStart=t.driftStart;var m=e.advancedDateTime;if(e.advanced&&m){var y=e.edge;e.driftStart||(e.driftStartTime=m,e.driftStart=y),e.driftEndTime=m,e.driftEnd=y}else e.driftEndTime=t.driftEndTime,e.driftEnd=t.driftEnd,e.advancedDateTime=t.advancedDateTime}function d(t,e,r){if(t&&e)for(var i=0,n=0,s=t.length;n<=s;n++){var a=t[n],o=e[n+i];a&&o&&a.index===o.index&&a.fragment.sn===o.fragment.sn?r(a,o):i--}}function h(t,e,r){for(var i=e.skippedSegments,n=Math.max(t.startSN,e.startSN)-e.startSN,s=(t.fragmentHint?1:0)+(i?e.endSN:Math.min(t.endSN,e.endSN))-e.startSN,a=e.startSN-t.startSN,o=e.fragmentHint?e.fragments.concat(e.fragmentHint):e.fragments,l=t.fragmentHint?t.fragments.concat(t.fragmentHint):t.fragments,u=n;u<=s;u++){var c=l[a+u],d=o[u];i&&!d&&u<i&&(d=e.fragments[u]=c),c&&d&&r(c,d)}}function f(t,e){var r=e.startSN+e.skippedSegments-t.startSN,i=t.fragments;r<0||r>=i.length||g(e,i[r].start)}function g(t,e){if(e){for(var r=t.fragments,i=t.skippedSegments;i<r.length;i++)r[i].start+=e;t.fragmentHint&&(t.fragmentHint.start+=e)}}function v(t,e){var r,i=1e3*t.levelTargetDuration,n=i/2,s=t.age,a=s>0&&s<3*i,o=e.loading.end-e.loading.start,l=t.availabilityDelay;if(!1===t.updated)if(a){var u=333*t.misses;r=Math.max(Math.min(n,2*o),u),t.availabilityDelay=(t.availabilityDelay||0)+r}else r=n;else a?(l=Math.min(l||i/2,s),t.availabilityDelay=l,r=l+i-s):r=i-o;return Math.round(r)}function p(t,e,r){if(!t||!t.details)return null;var i=t.details,n=i.fragments[e-i.startSN];return n||((n=i.fragmentHint)&&n.sn===e?n:e<i.startSN&&r&&r.sn===e?r:null)}function m(t,e,r){if(!t||!t.details)return null;var i=t.details.partList;if(i)for(var n=i.length;n--;){var s=i[n];if(s.index===r&&s.fragment.sn===e)return s}return null}},"./src/controller/stream-controller.ts":function(t,e,r){"use strict";r.r(e),r.d(e,"default",(function(){return y}));var i=r("./src/polyfills/number.ts"),n=r("./src/controller/base-stream-controller.ts"),s=r("./src/is-supported.ts"),a=r("./src/events.ts"),o=r("./src/utils/buffer-helper.ts"),l=r("./src/controller/fragment-tracker.ts"),u=r("./src/types/loader.ts"),c=r("./src/loader/fragment.ts"),d=r("./src/demux/transmuxer-interface.ts"),h=r("./src/types/transmuxer.ts"),f=r("./src/controller/gap-controller.ts"),g=r("./src/errors.ts"),v=r("./src/utils/logger.ts");function p(t,e){for(var r=0;r<e.length;r++){var i=e[r];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(t,i.key,i)}}function m(t,e){return m=Object.setPrototypeOf||function(t,e){return t.__proto__=e,t},m(t,e)}var y=function(t){var e,r;function y(e,r){var i;return(i=t.call(this,e,r,"[stream-controller]")||this).audioCodecSwap=!1,i.gapController=null,i.level=-1,i._forceStartLoad=!1,i.altAudio=!1,i.audioOnly=!1,i.fragPlaying=null,i.onvplaying=null,i.onvseeked=null,i.fragLastKbps=0,i.stalled=!1,i.couldBacktrack=!1,i.audioCodecSwitch=!1,i.videoBuffer=null,i._registerListeners(),i}r=t,(e=y).prototype=Object.create(r.prototype),e.prototype.constructor=e,m(e,r);var E,T,S=y.prototype;return S._registerListeners=function(){var t=this.hls;t.on(a.Events.MEDIA_ATTACHED,this.onMediaAttached,this),t.on(a.Events.MEDIA_DETACHING,this.onMediaDetaching,this),t.on(a.Events.MANIFEST_LOADING,this.onManifestLoading,this),t.on(a.Events.MANIFEST_PARSED,this.onManifestParsed,this),t.on(a.Events.LEVEL_LOADING,this.onLevelLoading,this),t.on(a.Events.LEVEL_LOADED,this.onLevelLoaded,this),t.on(a.Events.FRAG_LOAD_EMERGENCY_ABORTED,this.onFragLoadEmergencyAborted,this),t.on(a.Events.ERROR,this.onError,this),t.on(a.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),t.on(a.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),t.on(a.Events.BUFFER_CREATED,this.onBufferCreated,this),t.on(a.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),t.on(a.Events.LEVELS_UPDATED,this.onLevelsUpdated,this),t.on(a.Events.FRAG_BUFFERED,this.onFragBuffered,this)},S._unregisterListeners=function(){var t=this.hls;t.off(a.Events.MEDIA_ATTACHED,this.onMediaAttached,this),t.off(a.Events.MEDIA_DETACHING,this.onMediaDetaching,this),t.off(a.Events.MANIFEST_LOADING,this.onManifestLoading,this),t.off(a.Events.MANIFEST_PARSED,this.onManifestParsed,this),t.off(a.Events.LEVEL_LOADED,this.onLevelLoaded,this),t.off(a.Events.FRAG_LOAD_EMERGENCY_ABORTED,this.onFragLoadEmergencyAborted,this),t.off(a.Events.ERROR,this.onError,this),t.off(a.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),t.off(a.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),t.off(a.Events.BUFFER_CREATED,this.onBufferCreated,this),t.off(a.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),t.off(a.Events.LEVELS_UPDATED,this.onLevelsUpdated,this),t.off(a.Events.FRAG_BUFFERED,this.onFragBuffered,this)},S.onHandlerDestroying=function(){this._unregisterListeners(),this.onMediaDetaching()},S.startLoad=function(t){if(this.levels){var e=this.lastCurrentTime,r=this.hls;if(this.stopLoad(),this.setInterval(100),this.level=-1,this.fragLoadError=0,!this.startFragRequested){var i=r.startLevel;-1===i&&(r.config.testBandwidth?(i=0,this.bitrateTest=!0):i=r.nextAutoLevel),this.level=r.nextLoadLevel=i,this.loadedmetadata=!1}e>0&&-1===t&&(this.log("Override startPosition with lastCurrentTime @"+e.toFixed(3)),t=e),this.state=n.State.IDLE,this.nextLoadPosition=this.startPosition=this.lastCurrentTime=t,this.tick()}else this._forceStartLoad=!0,this.state=n.State.STOPPED},S.stopLoad=function(){this._forceStartLoad=!1,t.prototype.stopLoad.call(this)},S.doTick=function(){switch(this.state){case n.State.IDLE:this.doTickIdle();break;case n.State.WAITING_LEVEL:var t,e=this.levels,r=this.level,i=null==e||null===(t=e[r])||void 0===t?void 0:t.details;if(i&&(!i.live||this.levelLastLoaded===this.level)){if(this.waitForCdnTuneIn(i))break;this.state=n.State.IDLE;break}break;case n.State.FRAG_LOADING_WAITING_RETRY:var s,a=self.performance.now(),o=this.retryDate;(!o||a>=o||null!==(s=this.media)&&void 0!==s&&s.seeking)&&(this.log("retryDate reached, switch back to IDLE state"),this.state=n.State.IDLE)}this.onTickEnd()},S.onTickEnd=function(){t.prototype.onTickEnd.call(this),this.checkBuffer(),this.checkFragmentChanged()},S.doTickIdle=function(){var t,e,r=this.hls,i=this.levelLastLoaded,s=this.levels,o=this.media,d=r.config,h=r.nextLoadLevel;if(null!==i&&(o||!this.startFragRequested&&d.startFragPrefetch)&&(!this.altAudio||!this.audioOnly)&&s&&s[h]){var f=s[h];this.level=r.nextLoadLevel=h;var g=f.details;if(!g||this.state===n.State.WAITING_LEVEL||g.live&&this.levelLastLoaded!==h)this.state=n.State.WAITING_LEVEL;else{var v=this.getFwdBufferInfo(this.mediaBuffer?this.mediaBuffer:o,u.PlaylistLevelType.MAIN);if(null!==v&&!(v.len>=this.getMaxBufferLength(f.maxBitrate))){if(this._streamEnded(v,g)){var p={};return this.altAudio&&(p.type="video"),this.hls.trigger(a.Events.BUFFER_EOS,p),void(this.state=n.State.ENDED)}var m=v.end,y=this.getNextFragment(m,g);if(this.couldBacktrack&&!this.fragPrevious&&y&&"initSegment"!==y.sn){var E=y.sn-g.startSN;E>1&&(y=g.fragments[E-1],this.fragmentTracker.removeFragment(y))}if(y&&this.fragmentTracker.getState(y)===l.FragmentState.OK&&this.nextLoadPosition>m){var T=this.audioOnly&&!this.altAudio?c.ElementaryStreamTypes.AUDIO:c.ElementaryStreamTypes.VIDEO;this.afterBufferFlushed(o,T,u.PlaylistLevelType.MAIN),y=this.getNextFragment(this.nextLoadPosition,g)}y&&(!y.initSegment||y.initSegment.data||this.bitrateTest||(y=y.initSegment),"identity"!==(null===(t=y.decryptdata)||void 0===t?void 0:t.keyFormat)||null!==(e=y.decryptdata)&&void 0!==e&&e.key?this.loadFragment(y,g,m):this.loadKey(y,g))}}}},S.loadFragment=function(e,r,i){var n,s=this.fragmentTracker.getState(e);if(this.fragCurrent=e,s===l.FragmentState.BACKTRACKED){var a=this.fragmentTracker.getBacktrackData(e);if(a)return this._handleFragmentLoadProgress(a),void this._handleFragmentLoadComplete(a);s=l.FragmentState.NOT_LOADED}s===l.FragmentState.NOT_LOADED||s===l.FragmentState.PARTIAL?"initSegment"===e.sn?this._loadInitSegment(e):this.bitrateTest?(e.bitrateTest=!0,this.log("Fragment "+e.sn+" of level "+e.level+" is being downloaded to test bitrate and will not be buffered"),this._loadBitrateTestFrag(e)):(this.startFragRequested=!0,t.prototype.loadFragment.call(this,e,r,i)):s===l.FragmentState.APPENDING?this.reduceMaxBufferLength(e.duration)&&this.fragmentTracker.removeFragment(e):0===(null===(n=this.media)||void 0===n?void 0:n.buffered.length)&&this.fragmentTracker.removeAllFragments()},S.getAppendedFrag=function(t){var e=this.fragmentTracker.getAppendedFrag(t,u.PlaylistLevelType.MAIN);return e&&"fragment"in e?e.fragment:e},S.getBufferedFrag=function(t){return this.fragmentTracker.getBufferedFrag(t,u.PlaylistLevelType.MAIN)},S.followingBufferedFrag=function(t){return t?this.getBufferedFrag(t.end+.5):null},S.immediateLevelSwitch=function(){this.abortCurrentFrag(),this.flushMainBuffer(0,Number.POSITIVE_INFINITY)},S.nextLevelSwitch=function(){var t=this.levels,e=this.media;if(null!=e&&e.readyState){var r,i=this.getAppendedFrag(e.currentTime);if(i&&i.start>1&&this.flushMainBuffer(0,i.start-1),!e.paused&&t){var n=t[this.hls.nextLoadLevel],s=this.fragLastKbps;r=s&&this.fragCurrent?this.fragCurrent.duration*n.maxBitrate/(1e3*s)+1:0}else r=0;var a=this.getBufferedFrag(e.currentTime+r);if(a){var o=this.followingBufferedFrag(a);if(o){this.abortCurrentFrag();var l=o.maxStartPTS?o.maxStartPTS:o.start,u=o.duration,c=Math.max(a.end,l+Math.min(Math.max(u-this.config.maxFragLookUpTolerance,.5*u),.75*u));this.flushMainBuffer(c,Number.POSITIVE_INFINITY)}}}},S.abortCurrentFrag=function(){var t=this.fragCurrent;this.fragCurrent=null,null!=t&&t.loader&&t.loader.abort(),this.state===n.State.KEY_LOADING&&(this.state=n.State.IDLE),this.nextLoadPosition=this.getLoadPosition()},S.flushMainBuffer=function(e,r){t.prototype.flushMainBuffer.call(this,e,r,this.altAudio?"video":null)},S.onMediaAttached=function(e,r){t.prototype.onMediaAttached.call(this,e,r);var i=r.media;this.onvplaying=this.onMediaPlaying.bind(this),this.onvseeked=this.onMediaSeeked.bind(this),i.addEventListener("playing",this.onvplaying),i.addEventListener("seeked",this.onvseeked),this.gapController=new f.default(this.config,i,this.fragmentTracker,this.hls)},S.onMediaDetaching=function(){var e=this.media;e&&(e.removeEventListener("playing",this.onvplaying),e.removeEventListener("seeked",this.onvseeked),this.onvplaying=this.onvseeked=null,this.videoBuffer=null),this.fragPlaying=null,this.gapController&&(this.gapController.destroy(),this.gapController=null),t.prototype.onMediaDetaching.call(this)},S.onMediaPlaying=function(){this.tick()},S.onMediaSeeked=function(){var t=this.media,e=t?t.currentTime:null;Object(i.isFiniteNumber)(e)&&this.log("Media seeked to "+e.toFixed(3)),this.tick()},S.onManifestLoading=function(){this.log("Trigger BUFFER_RESET"),this.hls.trigger(a.Events.BUFFER_RESET,void 0),this.fragmentTracker.removeAllFragments(),this.couldBacktrack=this.stalled=!1,this.startPosition=this.lastCurrentTime=0,this.fragPlaying=null},S.onManifestParsed=function(t,e){var r,i=!1,n=!1;e.levels.forEach((function(t){(r=t.audioCodec)&&(-1!==r.indexOf("mp4a.40.2")&&(i=!0),-1!==r.indexOf("mp4a.40.5")&&(n=!0))})),this.audioCodecSwitch=i&&n&&!Object(s.changeTypeSupported)(),this.audioCodecSwitch&&this.log("Both AAC/HE-AAC audio found in levels; declaring level codec as HE-AAC"),this.levels=e.levels,this.startFragRequested=!1},S.onLevelLoading=function(t,e){var r=this.levels;if(r&&this.state===n.State.IDLE){var i=r[e.level];(!i.details||i.details.live&&this.levelLastLoaded!==e.level||this.waitForCdnTuneIn(i.details))&&(this.state=n.State.WAITING_LEVEL)}},S.onLevelLoaded=function(t,e){var r,i=this.levels,s=e.level,o=e.details,l=o.totalduration;if(i){this.log("Level "+s+" loaded ["+o.startSN+","+o.endSN+"], cc ["+o.startCC+", "+o.endCC+"] duration:"+l);var u=this.fragCurrent;!u||this.state!==n.State.FRAG_LOADING&&this.state!==n.State.FRAG_LOADING_WAITING_RETRY||u.level!==e.level&&u.loader&&(this.state=n.State.IDLE,u.loader.abort());var c=i[s],d=0;if(o.live||null!==(r=c.details)&&void 0!==r&&r.live){if(o.fragments[0]||(o.deltaUpdateFailed=!0),o.deltaUpdateFailed)return;d=this.alignPlaylists(o,c.details)}if(c.details=o,this.levelLastLoaded=s,this.hls.trigger(a.Events.LEVEL_UPDATED,{details:o,level:s}),this.state===n.State.WAITING_LEVEL){if(this.waitForCdnTuneIn(o))return;this.state=n.State.IDLE}this.startFragRequested?o.live&&this.synchronizeToLiveEdge(o):this.setStartPosition(o,d),this.tick()}else this.warn("Levels were reset while loading level "+s)},S._handleFragmentLoadProgress=function(t){var e,r=t.frag,i=t.part,n=t.payload,s=this.levels;if(s){var a=s[r.level],o=a.details;if(o){var l=a.videoCodec,c=o.PTSKnown||!o.live,f=null===(e=r.initSegment)||void 0===e?void 0:e.data,g=this._getAudioCodec(a),v=this.transmuxer=this.transmuxer||new d.default(this.hls,u.PlaylistLevelType.MAIN,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)),p=i?i.index:-1,m=-1!==p,y=new h.ChunkMetadata(r.level,r.sn,r.stats.chunkCount,n.byteLength,p,m),E=this.initPTS[r.cc];v.push(n,f,g,l,r,i,o.totalduration,c,y,E)}else this.warn("Dropping fragment "+r.sn+" of level "+r.level+" after level details were reset")}else this.warn("Levels were reset while fragment load was in progress. Fragment "+r.sn+" of level "+r.level+" will not be buffered")},S.onAudioTrackSwitching=function(t,e){var r=this.altAudio,i=!!e.url,n=e.id;if(!i){if(this.mediaBuffer!==this.media){this.log("Switching on main audio, use media.buffered to schedule main fragment loading"),this.mediaBuffer=this.media;var s=this.fragCurrent;null!=s&&s.loader&&(this.log("Switching to main audio track, cancel main fragment load"),s.loader.abort()),this.resetTransmuxer(),this.resetLoadingState()}else this.audioOnly&&this.resetTransmuxer();var o=this.hls;r&&o.trigger(a.Events.BUFFER_FLUSHING,{startOffset:0,endOffset:Number.POSITIVE_INFINITY,type:"audio"}),o.trigger(a.Events.AUDIO_TRACK_SWITCHED,{id:n})}},S.onAudioTrackSwitched=function(t,e){var r=e.id,i=!!this.hls.audioTracks[r].url;if(i){var n=this.videoBuffer;n&&this.mediaBuffer!==n&&(this.log("Switching on alternate audio, use video.buffered to schedule main fragment loading"),this.mediaBuffer=n)}this.altAudio=i,this.tick()},S.onBufferCreated=function(t,e){var r,i,n=e.tracks,s=!1;for(var a in n){var o=n[a];if("main"===o.id){if(i=a,r=o,"video"===a){var l=n[a];l&&(this.videoBuffer=l.buffer)}}else s=!0}s&&r?(this.log("Alternate track found, use "+i+".buffered to schedule main fragment loading"),this.mediaBuffer=r.buffer):this.mediaBuffer=this.media},S.onFragBuffered=function(t,e){var r=e.frag,i=e.part;if(!r||r.type===u.PlaylistLevelType.MAIN){if(this.fragContextChanged(r))return this.warn("Fragment "+r.sn+(i?" p: "+i.index:"")+" of level "+r.level+" finished buffering, but was aborted. state: "+this.state),void(this.state===n.State.PARSED&&(this.state=n.State.IDLE));var s=i?i.stats:r.stats;this.fragLastKbps=Math.round(8*s.total/(s.buffering.end-s.loading.first)),"initSegment"!==r.sn&&(this.fragPrevious=r),this.fragBufferedComplete(r,i)}},S.onError=function(t,e){switch(e.details){case g.ErrorDetails.FRAG_LOAD_ERROR:case g.ErrorDetails.FRAG_LOAD_TIMEOUT:case g.ErrorDetails.KEY_LOAD_ERROR:case g.ErrorDetails.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(u.PlaylistLevelType.MAIN,e);break;case g.ErrorDetails.LEVEL_LOAD_ERROR:case g.ErrorDetails.LEVEL_LOAD_TIMEOUT:this.state!==n.State.ERROR&&(e.fatal?(this.warn(""+e.details),this.state=n.State.ERROR):e.levelRetry||this.state!==n.State.WAITING_LEVEL||(this.state=n.State.IDLE));break;case g.ErrorDetails.BUFFER_FULL_ERROR:if("main"===e.parent&&(this.state===n.State.PARSING||this.state===n.State.PARSED)){var r=!0,i=this.getFwdBufferInfo(this.media,u.PlaylistLevelType.MAIN);i&&i.len>.5&&(r=!this.reduceMaxBufferLength(i.len)),r&&(this.warn("buffer full error also media.currentTime is not buffered, flush main"),this.immediateLevelSwitch()),this.resetLoadingState()}}},S.checkBuffer=function(){var t=this.media,e=this.gapController;if(t&&e&&t.readyState){var r=o.BufferHelper.getBuffered(t);!this.loadedmetadata&&r.length?(this.loadedmetadata=!0,this.seekToStartPos()):e.poll(this.lastCurrentTime),this.lastCurrentTime=t.currentTime}},S.onFragLoadEmergencyAborted=function(){this.state=n.State.IDLE,this.loadedmetadata||(this.startFragRequested=!1,this.nextLoadPosition=this.startPosition),this.tickImmediate()},S.onBufferFlushed=function(t,e){var r=e.type;if(r!==c.ElementaryStreamTypes.AUDIO||this.audioOnly&&!this.altAudio){var i=(r===c.ElementaryStreamTypes.VIDEO?this.videoBuffer:this.mediaBuffer)||this.media;this.afterBufferFlushed(i,r,u.PlaylistLevelType.MAIN)}},S.onLevelsUpdated=function(t,e){this.levels=e.levels},S.swapAudioCodec=function(){this.audioCodecSwap=!this.audioCodecSwap},S.seekToStartPos=function(){var t=this.media,e=t.currentTime,r=this.startPosition;if(r>=0&&e<r){if(t.seeking)return void v.logger.log("could not seek to "+r+", already seeking at "+e);var i=o.BufferHelper.getBuffered(t),n=(i.length?i.start(0):0)-r;n>0&&(n<this.config.maxBufferHole||n<this.config.maxFragLookUpTolerance)&&(v.logger.log("adjusting start position by "+n+" to match buffer start"),r+=n,this.startPosition=r),this.log("seek to target start position "+r+" from current time "+e),t.currentTime=r}},S._getAudioCodec=function(t){var e=this.config.defaultAudioCodec||t.audioCodec;return this.audioCodecSwap&&e&&(this.log("Swapping audio codec"),e=-1!==e.indexOf("mp4a.40.5")?"mp4a.40.2":"mp4a.40.5"),e},S._loadBitrateTestFrag=function(t){var e=this;this._doFragLoad(t).then((function(r){var i=e.hls;if(r&&!i.nextLoadLevel&&!e.fragContextChanged(t)){e.fragLoadError=0,e.state=n.State.IDLE,e.startFragRequested=!1,e.bitrateTest=!1;var s=t.stats;s.parsing.start=s.parsing.end=s.buffering.start=s.buffering.end=self.performance.now(),i.trigger(a.Events.FRAG_LOADED,r)}}))},S._handleTransmuxComplete=function(t){var e,r="main",s=this.hls,o=t.remuxResult,l=t.chunkMeta,u=this.getCurrentContext(l);if(!u)return this.warn("The loading context changed while buffering fragment "+l.sn+" of level "+l.level+". This chunk will not be buffered."),void this.resetLiveStartWhenNotLoaded(l.level);var d=u.frag,h=u.part,f=u.level,g=o.video,v=o.text,p=o.id3,m=o.initSegment,y=this.altAudio?void 0:o.audio;if(!this.fragContextChanged(d)){if(this.state=n.State.PARSING,m){m.tracks&&(this._bufferInitSegment(f,m.tracks,d,l),s.trigger(a.Events.FRAG_PARSING_INIT_SEGMENT,{frag:d,id:r,tracks:m.tracks}));var E=m.initPTS,T=m.timescale;Object(i.isFiniteNumber)(E)&&(this.initPTS[d.cc]=E,s.trigger(a.Events.INIT_PTS_FOUND,{frag:d,id:r,initPTS:E,timescale:T}))}if(g&&!1!==o.independent){if(f.details){var S=g.startPTS,b=g.endPTS,L=g.startDTS,A=g.endDTS;if(h)h.elementaryStreams[g.type]={startPTS:S,endPTS:b,startDTS:L,endDTS:A};else if(g.firstKeyFrame&&g.independent&&(this.couldBacktrack=!0),g.dropped&&g.independent){if(this.getLoadPosition()+this.config.maxBufferHole<S)return void this.backtrack(d);d.setElementaryStreamInfo(g.type,d.start,b,d.start,A,!0)}d.setElementaryStreamInfo(g.type,S,b,L,A),this.bufferFragmentData(g,d,h,l)}}else if(!1===o.independent)return void this.backtrack(d);if(y){var D=y.startPTS,R=y.endPTS,k=y.startDTS,_=y.endDTS;h&&(h.elementaryStreams[c.ElementaryStreamTypes.AUDIO]={startPTS:D,endPTS:R,startDTS:k,endDTS:_}),d.setElementaryStreamInfo(c.ElementaryStreamTypes.AUDIO,D,R,k,_),this.bufferFragmentData(y,d,h,l)}if(null!=p&&null!==(e=p.samples)&&void 0!==e&&e.length){var I={frag:d,id:r,samples:p.samples};s.trigger(a.Events.FRAG_PARSING_METADATA,I)}if(v){var C={frag:d,id:r,samples:v.samples};s.trigger(a.Events.FRAG_PARSING_USERDATA,C)}}},S._bufferInitSegment=function(t,e,r,i){var s=this;if(this.state===n.State.PARSING){this.audioOnly=!!e.audio&&!e.video,this.altAudio&&!this.audioOnly&&delete e.audio;var o=e.audio,l=e.video,u=e.audiovideo;if(o){var c=t.audioCodec,d=navigator.userAgent.toLowerCase();this.audioCodecSwitch&&(c&&(c=-1!==c.indexOf("mp4a.40.5")?"mp4a.40.2":"mp4a.40.5"),1!==o.metadata.channelCount&&-1===d.indexOf("firefox")&&(c="mp4a.40.5")),-1!==d.indexOf("android")&&"audio/mpeg"!==o.container&&(c="mp4a.40.2",this.log("Android: force audio codec to "+c)),t.audioCodec&&t.audioCodec!==c&&this.log('Swapping manifest audio codec "'+t.audioCodec+'" for "'+c+'"'),o.levelCodec=c,o.id="main",this.log("Init audio buffer, container:"+o.container+", codecs[selected/level/parsed]=["+(c||"")+"/"+(t.audioCodec||"")+"/"+o.codec+"]")}l&&(l.levelCodec=t.videoCodec,l.id="main",this.log("Init video buffer, container:"+l.container+", codecs[level/parsed]=["+(t.videoCodec||"")+"/"+l.codec+"]")),u&&this.log("Init audiovideo buffer, container:"+u.container+", codecs[level/parsed]=["+(t.attrs.CODECS||"")+"/"+u.codec+"]"),this.hls.trigger(a.Events.BUFFER_CODECS,e),Object.keys(e).forEach((function(t){var n=e[t].initSegment;null!=n&&n.byteLength&&s.hls.trigger(a.Events.BUFFER_APPENDING,{type:t,data:n,frag:r,part:null,chunkMeta:i,parent:r.type})})),this.tick()}},S.backtrack=function(t){this.couldBacktrack=!0,this.resetTransmuxer(),this.flushBufferGap(t);var e=this.fragmentTracker.backtrack(t);this.fragPrevious=null,this.nextLoadPosition=t.start,e?this.resetFragmentLoading(t):this.state=n.State.BACKTRACKING},S.checkFragmentChanged=function(){var t=this.media,e=null;if(t&&t.readyState>1&&!1===t.seeking){var r=t.currentTime;if(o.BufferHelper.isBuffered(t,r)?e=this.getAppendedFrag(r):o.BufferHelper.isBuffered(t,r+.1)&&(e=this.getAppendedFrag(r+.1)),e){var i=this.fragPlaying,n=e.level;i&&e.sn===i.sn&&i.level===n&&e.urlId===i.urlId||(this.hls.trigger(a.Events.FRAG_CHANGED,{frag:e}),i&&i.level===n||this.hls.trigger(a.Events.LEVEL_SWITCHED,{level:n}),this.fragPlaying=e)}}},E=y,(T=[{key:"nextLevel",get:function(){var t=this.nextBufferedFrag;return t?t.level:-1}},{key:"currentLevel",get:function(){var t=this.media;if(t){var e=this.getAppendedFrag(t.currentTime);if(e)return e.level}return-1}},{key:"nextBufferedFrag",get:function(){var t=this.media;if(t){var e=this.getAppendedFrag(t.currentTime);return this.followingBufferedFrag(e)}return null}},{key:"forceStartLoad",get:function(){return this._forceStartLoad}}])&&p(E.prototype,T),y}(n.default)},"./src/controller/subtitle-stream-controller.ts":function(t,e,r){"use strict";r.r(e),r.d(e,"SubtitleStreamController",(function(){return v}));var i=r("./src/events.ts"),n=r("./src/utils/logger.ts"),s=r("./src/utils/buffer-helper.ts"),a=r("./src/controller/fragment-finders.ts"),o=r("./src/utils/discontinuities.ts"),l=r("./src/controller/level-helper.ts"),u=r("./src/controller/fragment-tracker.ts"),c=r("./src/controller/base-stream-controller.ts"),d=r("./src/types/loader.ts"),h=r("./src/types/level.ts");function f(t,e){for(var r=0;r<e.length;r++){var i=e[r];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(t,i.key,i)}}function g(t,e){return g=Object.setPrototypeOf||function(t,e){return t.__proto__=e,t},g(t,e)}var v=function(t){var e,r;function v(e,r){var i;return(i=t.call(this,e,r,"[subtitle-stream-controller]")||this).levels=[],i.currentTrackId=-1,i.tracksBuffered=[],i.mainDetails=null,i._registerListeners(),i}r=t,(e=v).prototype=Object.create(r.prototype),e.prototype.constructor=e,g(e,r);var p,m,y=v.prototype;return y.onHandlerDestroying=function(){this._unregisterListeners(),this.mainDetails=null},y._registerListeners=function(){var t=this.hls;t.on(i.Events.MEDIA_ATTACHED,this.onMediaAttached,this),t.on(i.Events.MEDIA_DETACHING,this.onMediaDetaching,this),t.on(i.Events.MANIFEST_LOADING,this.onManifestLoading,this),t.on(i.Events.LEVEL_LOADED,this.onLevelLoaded,this),t.on(i.Events.ERROR,this.onError,this),t.on(i.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),t.on(i.Events.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),t.on(i.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),t.on(i.Events.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),t.on(i.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},y._unregisterListeners=function(){var t=this.hls;t.off(i.Events.MEDIA_ATTACHED,this.onMediaAttached,this),t.off(i.Events.MEDIA_DETACHING,this.onMediaDetaching,this),t.off(i.Events.MANIFEST_LOADING,this.onManifestLoading,this),t.off(i.Events.LEVEL_LOADED,this.onLevelLoaded,this),t.off(i.Events.ERROR,this.onError,this),t.off(i.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),t.off(i.Events.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),t.off(i.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),t.off(i.Events.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),t.off(i.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},y.startLoad=function(){this.stopLoad(),this.state=c.State.IDLE,this.setInterval(500),this.tick()},y.onManifestLoading=function(){this.mainDetails=null,this.fragmentTracker.removeAllFragments()},y.onLevelLoaded=function(t,e){this.mainDetails=e.details},y.onSubtitleFragProcessed=function(t,e){var r=e.frag,i=e.success;if(this.fragPrevious=r,this.state=c.State.IDLE,i){var n=this.tracksBuffered[this.currentTrackId];if(n){for(var s,a=r.start,o=0;o<n.length;o++)if(a>=n[o].start&&a<=n[o].end){s=n[o];break}var l=r.start+r.duration;s?s.end=l:(s={start:a,end:l},n.push(s)),this.fragmentTracker.fragBuffered(r)}}},y.onBufferFlushing=function(t,e){var r=e.startOffset,i=e.endOffset;if(0===r&&i!==Number.POSITIVE_INFINITY){var n=this.currentTrackId,s=this.levels;if(!s.length||!s[n]||!s[n].details)return;var a=i-s[n].details.targetduration;if(a<=0)return;e.endOffsetSubtitles=Math.max(0,a),this.tracksBuffered.forEach((function(t){for(var e=0;e<t.length;)if(t[e].end<=a)t.shift();else{if(!(t[e].start<a))break;t[e].start=a,e++}})),this.fragmentTracker.removeFragmentsInRange(r,a,d.PlaylistLevelType.SUBTITLE)}},y.onError=function(t,e){var r,i=e.frag;i&&i.type===d.PlaylistLevelType.SUBTITLE&&(null!==(r=this.fragCurrent)&&void 0!==r&&r.loader&&this.fragCurrent.loader.abort(),this.state=c.State.IDLE)},y.onSubtitleTracksUpdated=function(t,e){var r=this,i=e.subtitleTracks;this.tracksBuffered=[],this.levels=i.map((function(t){return new h.Level(t)})),this.fragmentTracker.removeAllFragments(),this.fragPrevious=null,this.levels.forEach((function(t){r.tracksBuffered[t.id]=[]})),this.mediaBuffer=null},y.onSubtitleTrackSwitch=function(t,e){if(this.currentTrackId=e.id,this.levels.length&&-1!==this.currentTrackId){var r=this.levels[this.currentTrackId];null!=r&&r.details?this.mediaBuffer=this.mediaBufferTimeRanges:this.mediaBuffer=null,r&&this.setInterval(500)}else this.clearInterval()},y.onSubtitleTrackLoaded=function(t,e){var r,i=e.details,n=e.id,s=this.currentTrackId,u=this.levels;if(u.length){var d=u[s];if(!(n>=u.length||n!==s)&&d){if(this.mediaBuffer=this.mediaBufferTimeRanges,i.live||null!==(r=d.details)&&void 0!==r&&r.live){var h=this.mainDetails;if(i.deltaUpdateFailed||!h)return;var f=h.fragments[0];d.details?0===this.alignPlaylists(i,d.details)&&f&&Object(l.addSliding)(i,f.start):i.hasProgramDateTime&&h.hasProgramDateTime?Object(o.alignMediaPlaylistByPDT)(i,h):f&&Object(l.addSliding)(i,f.start)}d.details=i,this.levelLastLoaded=n,this.tick(),i.live&&!this.fragCurrent&&this.media&&this.state===c.State.IDLE&&(Object(a.findFragmentByPTS)(null,i.fragments,this.media.currentTime,0)||(this.warn("Subtitle playlist not aligned with playback"),d.details=void 0))}}},y._handleFragmentLoadComplete=function(t){var e=t.frag,r=t.payload,n=e.decryptdata,s=this.hls;if(!this.fragContextChanged(e)&&r&&r.byteLength>0&&n&&n.key&&n.iv&&"AES-128"===n.method){var a=performance.now();this.decrypter.webCryptoDecrypt(new Uint8Array(r),n.key.buffer,n.iv.buffer).then((function(t){var r=performance.now();s.trigger(i.Events.FRAG_DECRYPTED,{frag:e,payload:t,stats:{tstart:a,tdecrypt:r}})}))}},y.doTick=function(){if(this.media){if(this.state===c.State.IDLE){var t,e=this.currentTrackId,r=this.levels;if(!r.length||!r[e]||!r[e].details)return;var o=r[e].details,l=o.targetduration,d=this.config,h=this.media,f=s.BufferHelper.bufferedInfo(this.mediaBufferTimeRanges,h.currentTime-l,d.maxBufferHole),g=f.end;if(f.len>this.getMaxBufferLength()+l)return;console.assert(o,"Subtitle track details are defined on idle subtitle stream controller tick");var v,p=o.fragments,m=p.length,y=o.edge,E=this.fragPrevious;if(g<y){var T=d.maxFragLookUpTolerance;!(v=Object(a.findFragmentByPTS)(E,p,g,T))&&E&&E.start<p[0].start&&(v=p[0])}else v=p[m-1];null!==(t=v)&&void 0!==t&&t.encrypted?(n.logger.log("Loading key for "+v.sn),this.state=c.State.KEY_LOADING,this.hls.trigger(i.Events.KEY_LOADING,{frag:v})):v&&this.fragmentTracker.getState(v)===u.FragmentState.NOT_LOADED&&this.loadFragment(v,o,g)}}else this.state=c.State.IDLE},y.loadFragment=function(e,r,i){this.fragCurrent=e,t.prototype.loadFragment.call(this,e,r,i)},p=v,(m=[{key:"mediaBufferTimeRanges",get:function(){return this.tracksBuffered[this.currentTrackId]||[]}}])&&f(p.prototype,m),v}(c.default)},"./src/controller/subtitle-track-controller.ts":function(t,e,r){"use strict";r.r(e);var i=r("./src/events.ts"),n=r("./src/utils/texttrack-utils.ts"),s=r("./src/controller/base-playlist-controller.ts"),a=r("./src/types/loader.ts");function o(t,e){for(var r=0;r<e.length;r++){var i=e[r];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(t,i.key,i)}}function l(t,e){return l=Object.setPrototypeOf||function(t,e){return t.__proto__=e,t},l(t,e)}var u=function(t){var e,r;function s(e){var r;return(r=t.call(this,e,"[subtitle-track-controller]")||this).media=null,r.tracks=[],r.groupId=null,r.tracksInGroup=[],r.trackId=-1,r.selectDefaultTrack=!0,r.queuedDefaultTrack=-1,r.trackChangeListener=function(){return r.onTextTracksChanged()},r.asyncPollTrackChange=function(){return r.pollTrackChange(0)},r.useTextTrackPolling=!1,r.subtitlePollingInterval=-1,r.subtitleDisplay=!0,r.registerListeners(),r}r=t,(e=s).prototype=Object.create(r.prototype),e.prototype.constructor=e,l(e,r);var u,d,h=s.prototype;return h.destroy=function(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,this.trackChangeListener=this.asyncPollTrackChange=null,t.prototype.destroy.call(this)},h.registerListeners=function(){var t=this.hls;t.on(i.Events.MEDIA_ATTACHED,this.onMediaAttached,this),t.on(i.Events.MEDIA_DETACHING,this.onMediaDetaching,this),t.on(i.Events.MANIFEST_LOADING,this.onManifestLoading,this),t.on(i.Events.MANIFEST_PARSED,this.onManifestParsed,this),t.on(i.Events.LEVEL_LOADING,this.onLevelLoading,this),t.on(i.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),t.on(i.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),t.on(i.Events.ERROR,this.onError,this)},h.unregisterListeners=function(){var t=this.hls;t.off(i.Events.MEDIA_ATTACHED,this.onMediaAttached,this),t.off(i.Events.MEDIA_DETACHING,this.onMediaDetaching,this),t.off(i.Events.MANIFEST_LOADING,this.onManifestLoading,this),t.off(i.Events.MANIFEST_PARSED,this.onManifestParsed,this),t.off(i.Events.LEVEL_LOADING,this.onLevelLoading,this),t.off(i.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),t.off(i.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),t.off(i.Events.ERROR,this.onError,this)},h.onMediaAttached=function(t,e){this.media=e.media,this.media&&(this.queuedDefaultTrack>-1&&(this.subtitleTrack=this.queuedDefaultTrack,this.queuedDefaultTrack=-1),this.useTextTrackPolling=!(this.media.textTracks&&"onchange"in this.media.textTracks),this.useTextTrackPolling?this.pollTrackChange(500):this.media.textTracks.addEventListener("change",this.asyncPollTrackChange))},h.pollTrackChange=function(t){self.clearInterval(this.subtitlePollingInterval),this.subtitlePollingInterval=self.setInterval(this.trackChangeListener,t)},h.onMediaDetaching=function(){this.media&&(self.clearInterval(this.subtitlePollingInterval),this.useTextTrackPolling||this.media.textTracks.removeEventListener("change",this.asyncPollTrackChange),this.trackId>-1&&(this.queuedDefaultTrack=this.trackId),c(this.media.textTracks).forEach((function(t){Object(n.clearCurrentCues)(t)})),this.subtitleTrack=-1,this.media=null)},h.onManifestLoading=function(){this.tracks=[],this.groupId=null,this.tracksInGroup=[],this.trackId=-1,this.selectDefaultTrack=!0},h.onManifestParsed=function(t,e){this.tracks=e.subtitleTracks},h.onSubtitleTrackLoaded=function(t,e){var r=e.id,i=e.details,n=this.trackId,s=this.tracksInGroup[n];if(s){var a=s.details;s.details=e.details,this.log("subtitle track "+r+" loaded ["+i.startSN+"-"+i.endSN+"]"),r===this.trackId&&(this.retryCount=0,this.playlistLoaded(r,e,a))}else this.warn("Invalid subtitle track id "+r)},h.onLevelLoading=function(t,e){this.switchLevel(e.level)},h.onLevelSwitching=function(t,e){this.switchLevel(e.level)},h.switchLevel=function(t){var e=this.hls.levels[t];if(null!=e&&e.textGroupIds){var r=e.textGroupIds[e.urlId];if(this.groupId!==r){var n=this.tracksInGroup?this.tracksInGroup[this.trackId]:void 0,s=this.tracks.filter((function(t){return!r||t.groupId===r}));this.tracksInGroup=s;var a=this.findTrackId(null==n?void 0:n.name)||this.findTrackId();this.groupId=r;var o={subtitleTracks:s};this.log("Updating subtitle tracks, "+s.length+' track(s) found in "'+r+'" group-id'),this.hls.trigger(i.Events.SUBTITLE_TRACKS_UPDATED,o),-1!==a&&this.setSubtitleTrack(a,n)}}},h.findTrackId=function(t){for(var e=this.tracksInGroup,r=0;r<e.length;r++){var i=e[r];if((!this.selectDefaultTrack||i.default)&&(!t||t===i.name))return i.id}return-1},h.onError=function(e,r){t.prototype.onError.call(this,e,r),!r.fatal&&r.context&&r.context.type===a.PlaylistContextType.SUBTITLE_TRACK&&r.context.id===this.trackId&&r.context.groupId===this.groupId&&this.retryLoadingOrFail(r)},h.loadPlaylist=function(t){var e=this.tracksInGroup[this.trackId];if(this.shouldLoadTrack(e)){var r=e.id,n=e.groupId,s=e.url;if(t)try{s=t.addDirectives(s)}catch(t){this.warn("Could not construct new URL with HLS Delivery Directives: "+t)}this.log("Loading subtitle playlist for id "+r),this.hls.trigger(i.Events.SUBTITLE_TRACK_LOADING,{url:s,id:r,groupId:n,deliveryDirectives:t||null})}},h.toggleTrackModes=function(t){var e=this,r=this.media,i=this.subtitleDisplay,n=this.trackId;if(r){var s=c(r.textTracks),a=s.filter((function(t){return t.groupId===e.groupId}));if(-1===t)[].slice.call(s).forEach((function(t){t.mode="disabled"}));else{var o=a[n];o&&(o.mode="disabled")}var l=a[t];l&&(l.mode=i?"showing":"hidden")}},h.setSubtitleTrack=function(t,e){var r,n=this.tracksInGroup;if(this.media){if(this.trackId!==t&&this.toggleTrackModes(t),!(this.trackId===t&&(-1===t||null!==(r=n[t])&&void 0!==r&&r.details)||t<-1||t>=n.length)){this.clearTimer();var s=n[t];if(this.log("Switching to subtitle track "+t),this.trackId=t,s){var a=s.id,o=s.groupId,l=void 0===o?"":o,u=s.name,c=s.type,d=s.url;this.hls.trigger(i.Events.SUBTITLE_TRACK_SWITCH,{id:a,groupId:l,name:u,type:c,url:d});var h=this.switchParams(s.url,null==e?void 0:e.details);this.loadPlaylist(h)}else this.hls.trigger(i.Events.SUBTITLE_TRACK_SWITCH,{id:t})}}else this.queuedDefaultTrack=t},h.onTextTracksChanged=function(){if(this.useTextTrackPolling||self.clearInterval(this.subtitlePollingInterval),this.media&&this.hls.config.renderTextTracksNatively){for(var t=-1,e=c(this.media.textTracks),r=0;r<e.length;r++)if("hidden"===e[r].mode)t=r;else if("showing"===e[r].mode){t=r;break}this.subtitleTrack!==t&&(this.subtitleTrack=t)}},u=s,(d=[{key:"subtitleTracks",get:function(){return this.tracksInGroup}},{key:"subtitleTrack",get:function(){return this.trackId},set:function(t){this.selectDefaultTrack=!1;var e=this.tracksInGroup?this.tracksInGroup[this.trackId]:void 0;this.setSubtitleTrack(t,e)}}])&&o(u.prototype,d),s}(s.default);function c(t){for(var e=[],r=0;r<t.length;r++){var i=t[r];"subtitles"===i.kind&&i.label&&e.push(t[r])}return e}e.default=u},"./src/controller/timeline-controller.ts":function(t,e,r){"use strict";r.r(e),r.d(e,"TimelineController",(function(){return h}));var i=r("./src/polyfills/number.ts"),n=r("./src/events.ts"),s=r("./src/utils/cea-608-parser.ts"),a=r("./src/utils/output-filter.ts"),o=r("./src/utils/webvtt-parser.ts"),l=r("./src/utils/texttrack-utils.ts"),u=r("./src/utils/imsc1-ttml-parser.ts"),c=r("./src/types/loader.ts"),d=r("./src/utils/logger.ts"),h=function(){function t(t){if(this.hls=void 0,this.media=null,this.config=void 0,this.enabled=!0,this.Cues=void 0,this.textTracks=[],this.tracks=[],this.initPTS=[],this.timescale=[],this.unparsedVttFrags=[],this.captionsTracks={},this.nonNativeCaptionsTracks={},this.cea608Parser1=void 0,this.cea608Parser2=void 0,this.lastSn=-1,this.lastPartIndex=-1,this.prevCC=-1,this.vttCCs={ccOffset:0,presentationOffset:0,0:{start:0,prevCC:-1,new:!1}},this.captionsProperties=void 0,this.hls=t,this.config=t.config,this.Cues=t.config.cueHandler,this.captionsProperties={textTrack1:{label:this.config.captionsTextTrack1Label,languageCode:this.config.captionsTextTrack1LanguageCode},textTrack2:{label:this.config.captionsTextTrack2Label,languageCode:this.config.captionsTextTrack2LanguageCode},textTrack3:{label:this.config.captionsTextTrack3Label,languageCode:this.config.captionsTextTrack3LanguageCode},textTrack4:{label:this.config.captionsTextTrack4Label,languageCode:this.config.captionsTextTrack4LanguageCode}},this.config.enableCEA708Captions){var e=new a.default(this,"textTrack1"),r=new a.default(this,"textTrack2"),i=new a.default(this,"textTrack3"),o=new a.default(this,"textTrack4");this.cea608Parser1=new s.default(1,e,r),this.cea608Parser2=new s.default(3,i,o)}t.on(n.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),t.on(n.Events.MEDIA_DETACHING,this.onMediaDetaching,this),t.on(n.Events.MANIFEST_LOADING,this.onManifestLoading,this),t.on(n.Events.MANIFEST_LOADED,this.onManifestLoaded,this),t.on(n.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),t.on(n.Events.FRAG_LOADING,this.onFragLoading,this),t.on(n.Events.FRAG_LOADED,this.onFragLoaded,this),t.on(n.Events.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),t.on(n.Events.FRAG_DECRYPTED,this.onFragDecrypted,this),t.on(n.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),t.on(n.Events.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),t.on(n.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)}var e=t.prototype;return e.destroy=function(){var t=this.hls;t.off(n.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),t.off(n.Events.MEDIA_DETACHING,this.onMediaDetaching,this),t.off(n.Events.MANIFEST_LOADING,this.onManifestLoading,this),t.off(n.Events.MANIFEST_LOADED,this.onManifestLoaded,this),t.off(n.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),t.off(n.Events.FRAG_LOADING,this.onFragLoading,this),t.off(n.Events.FRAG_LOADED,this.onFragLoaded,this),t.off(n.Events.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),t.off(n.Events.FRAG_DECRYPTED,this.onFragDecrypted,this),t.off(n.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),t.off(n.Events.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),t.off(n.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),this.hls=this.config=this.cea608Parser1=this.cea608Parser2=null},e.addCues=function(t,e,r,i,s){for(var a,o,l,u,c=!1,d=s.length;d--;){var h=s[d],f=(a=h[0],o=h[1],l=e,u=r,Math.min(o,u)-Math.max(a,l));if(f>=0&&(h[0]=Math.min(h[0],e),h[1]=Math.max(h[1],r),c=!0,f/(r-e)>.5))return}if(c||s.push([e,r]),this.config.renderTextTracksNatively){var g=this.captionsTracks[t];this.Cues.newCue(g,e,r,i)}else{var v=this.Cues.newCue(null,e,r,i);this.hls.trigger(n.Events.CUES_PARSED,{type:"captions",cues:v,track:t})}},e.onInitPtsFound=function(t,e){var r=this,i=e.frag,s=e.id,a=e.initPTS,o=e.timescale,l=this.unparsedVttFrags;"main"===s&&(this.initPTS[i.cc]=a,this.timescale[i.cc]=o),l.length&&(this.unparsedVttFrags=[],l.forEach((function(t){r.onFragLoaded(n.Events.FRAG_LOADED,t)})))},e.getExistingTrack=function(t){var e=this.media;if(e)for(var r=0;r<e.textTracks.length;r++){var i=e.textTracks[r];if(i[t])return i}return null},e.createCaptionsTrack=function(t){this.config.renderTextTracksNatively?this.createNativeTrack(t):this.createNonNativeTrack(t)},e.createNativeTrack=function(t){if(!this.captionsTracks[t]){var e=this.captionsProperties,r=this.captionsTracks,i=this.media,n=e[t],s=n.label,a=n.languageCode,o=this.getExistingTrack(t);if(o)r[t]=o,Object(l.clearCurrentCues)(r[t]),Object(l.sendAddTrackEvent)(r[t],i);else{var u=this.createTextTrack("captions",s,a);u&&(u[t]=!0,r[t]=u)}}},e.createNonNativeTrack=function(t){if(!this.nonNativeCaptionsTracks[t]){var e=this.captionsProperties[t];if(e){var r={_id:t,label:e.label,kind:"captions",default:!!e.media&&!!e.media.default,closedCaptions:e.media};this.nonNativeCaptionsTracks[t]=r,this.hls.trigger(n.Events.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:[r]})}}},e.createTextTrack=function(t,e,r){var i=this.media;if(i)return i.addTextTrack(t,e,r)},e.onMediaAttaching=function(t,e){this.media=e.media,this._cleanTracks()},e.onMediaDetaching=function(){var t=this.captionsTracks;Object.keys(t).forEach((function(e){Object(l.clearCurrentCues)(t[e]),delete t[e]})),this.nonNativeCaptionsTracks={}},e.onManifestLoading=function(){this.lastSn=-1,this.lastPartIndex=-1,this.prevCC=-1,this.vttCCs={ccOffset:0,presentationOffset:0,0:{start:0,prevCC:-1,new:!1}},this._cleanTracks(),this.tracks=[],this.captionsTracks={},this.nonNativeCaptionsTracks={},this.textTracks=[],this.unparsedVttFrags=this.unparsedVttFrags||[],this.initPTS=[],this.timescale=[],this.cea608Parser1&&this.cea608Parser2&&(this.cea608Parser1.reset(),this.cea608Parser2.reset())},e._cleanTracks=function(){var t=this.media;if(t){var e=t.textTracks;if(e)for(var r=0;r<e.length;r++)Object(l.clearCurrentCues)(e[r])}},e.onSubtitleTracksUpdated=function(t,e){var r=this;this.textTracks=[];var i=e.subtitleTracks||[],s=i.some((function(t){return t.textCodec===u.IMSC1_CODEC}));if(this.config.enableWebVTT||s&&this.config.enableIMSC1){var a=this.tracks&&i&&this.tracks.length===i.length;if(this.tracks=i||[],this.config.renderTextTracksNatively){var o=this.media?this.media.textTracks:[];this.tracks.forEach((function(t,e){var i;if(e<o.length){for(var n=null,s=0;s<o.length;s++)if(f(o[s],t)){n=o[s];break}n&&(i=n)}i?Object(l.clearCurrentCues)(i):(i=r.createTextTrack("subtitles",t.name,t.lang))&&(i.mode="disabled"),i&&(i.groupId=t.groupId,r.textTracks.push(i))}))}else if(!a&&this.tracks&&this.tracks.length){var c=this.tracks.map((function(t){return{label:t.name,kind:t.type.toLowerCase(),default:t.default,subtitleTrack:t}}));this.hls.trigger(n.Events.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:c})}}},e.onManifestLoaded=function(t,e){var r=this;this.config.enableCEA708Captions&&e.captions&&e.captions.forEach((function(t){var e=/(?:CC|SERVICE)([1-4])/.exec(t.instreamId);if(e){var i="textTrack"+e[1],n=r.captionsProperties[i];n&&(n.label=t.name,t.lang&&(n.languageCode=t.lang),n.media=t)}}))},e.onFragLoading=function(t,e){var r=this.cea608Parser1,i=this.cea608Parser2,n=this.lastSn,s=this.lastPartIndex;if(this.enabled&&r&&i&&e.frag.type===c.PlaylistLevelType.MAIN){var a,o,l=e.frag.sn,u=null!=(a=null==e||null===(o=e.part)||void 0===o?void 0:o.index)?a:-1;l===n+1||l===n&&u===s+1||(r.reset(),i.reset()),this.lastSn=l,this.lastPartIndex=u}},e.onFragLoaded=function(t,e){var r=e.frag,s=e.payload,a=this.initPTS,o=this.unparsedVttFrags;if(r.type===c.PlaylistLevelType.SUBTITLE)if(s.byteLength){if(!Object(i.isFiniteNumber)(a[r.cc]))return o.push(e),void(a.length&&this.hls.trigger(n.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:r,error:new Error("Missing initial subtitle PTS")}));var l=r.decryptdata;if(null==l||null==l.key||"AES-128"!==l.method){var d=this.tracks[r.level],h=this.vttCCs;h[r.cc]||(h[r.cc]={start:r.start,prevCC:this.prevCC,new:!0},this.prevCC=r.cc),d&&d.textCodec===u.IMSC1_CODEC?this._parseIMSC1(r,s):this._parseVTTs(r,s,h)}}else this.hls.trigger(n.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:r,error:new Error("Empty subtitle payload")})},e._parseIMSC1=function(t,e){var r=this,i=this.hls;Object(u.parseIMSC1)(e,this.initPTS[t.cc],this.timescale[t.cc],(function(e){r._appendCues(e,t.level),i.trigger(n.Events.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:t})}),(function(e){d.logger.log("Failed to parse IMSC1: "+e),i.trigger(n.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:t,error:e})}))},e._parseVTTs=function(t,e,r){var i=this,s=this.hls;Object(o.parseWebVTT)(e,this.initPTS[t.cc],this.timescale[t.cc],r,t.cc,t.start,(function(e){i._appendCues(e,t.level),s.trigger(n.Events.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:t})}),(function(r){i._fallbackToIMSC1(t,e),d.logger.log("Failed to parse VTT cue: "+r),s.trigger(n.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:t,error:r})}))},e._fallbackToIMSC1=function(t,e){var r=this,i=this.tracks[t.level];i.textCodec||Object(u.parseIMSC1)(e,this.initPTS[t.cc],this.timescale[t.cc],(function(){i.textCodec=u.IMSC1_CODEC,r._parseIMSC1(t,e)}),(function(){i.textCodec="wvtt"}))},e._appendCues=function(t,e){var r=this.hls;if(this.config.renderTextTracksNatively){var i=this.textTracks[e];if("disabled"===i.mode)return;t.forEach((function(t){return Object(l.addCueToTrack)(i,t)}))}else{var s=this.tracks[e].default?"default":"subtitles"+e;r.trigger(n.Events.CUES_PARSED,{type:"subtitles",cues:t,track:s})}},e.onFragDecrypted=function(t,e){var r=e.frag;if(r.type===c.PlaylistLevelType.SUBTITLE){if(!Object(i.isFiniteNumber)(this.initPTS[r.cc]))return void this.unparsedVttFrags.push(e);this.onFragLoaded(n.Events.FRAG_LOADED,e)}},e.onSubtitleTracksCleared=function(){this.tracks=[],this.captionsTracks={}},e.onFragParsingUserdata=function(t,e){var r=this.cea608Parser1,i=this.cea608Parser2;if(this.enabled&&r&&i)for(var n=0;n<e.samples.length;n++){var s=e.samples[n].bytes;if(s){var a=this.extractCea608Data(s);r.addData(e.samples[n].pts,a[0]),i.addData(e.samples[n].pts,a[1])}}},e.onBufferFlushing=function(t,e){var r=e.startOffset,i=e.endOffset,n=e.endOffsetSubtitles,s=e.type,a=this.media;if(a&&!(a.currentTime<i)){if(!s||"video"===s){var o=this.captionsTracks;Object.keys(o).forEach((function(t){return Object(l.removeCuesInRange)(o[t],r,i)}))}if(this.config.renderTextTracksNatively&&0===r&&void 0!==n){var u=this.textTracks;Object.keys(u).forEach((function(t){return Object(l.removeCuesInRange)(u[t],r,n)}))}}},e.extractCea608Data=function(t){for(var e=31&t[0],r=2,i=[[],[]],n=0;n<e;n++){var s=t[r++],a=127&t[r++],o=127&t[r++],l=3&s;0===a&&0===o||0!=(4&s)&&(0!==l&&1!==l||(i[l].push(a),i[l].push(o)))}return i},t}();function f(t,e){return t&&t.label===e.name&&!(t.textTrack1||t.textTrack2)}},"./src/crypt/aes-crypto.ts":function(t,e,r){"use strict";r.r(e),r.d(e,"default",(function(){return i}));var i=function(){function t(t,e){this.subtle=void 0,this.aesIV=void 0,this.subtle=t,this.aesIV=e}return t.prototype.decrypt=function(t,e){return this.subtle.decrypt({name:"AES-CBC",iv:this.aesIV},e,t)},t}()},"./src/crypt/aes-decryptor.ts":function(t,e,r){"use strict";r.r(e),r.d(e,"removePadding",(function(){return n})),r.d(e,"default",(function(){return s}));var i=r("./src/utils/typed-array.ts");function n(t){var e=t.byteLength,r=e&&new DataView(t.buffer).getUint8(e-1);return r?Object(i.sliceUint8)(t,0,e-r):t}var s=function(){function t(){this.rcon=[0,1,2,4,8,16,32,64,128,27,54],this.subMix=[new Uint32Array(256),new Uint32Array(256),new Uint32Array(256),new Uint32Array(256)],this.invSubMix=[new Uint32Array(256),new Uint32Array(256),new Uint32Array(256),new Uint32Array(256)],this.sBox=new Uint32Array(256),this.invSBox=new Uint32Array(256),this.key=new Uint32Array(0),this.ksRows=0,this.keySize=0,this.keySchedule=void 0,this.invKeySchedule=void 0,this.initTable()}var e=t.prototype;return e.uint8ArrayToUint32Array_=function(t){for(var e=new DataView(t),r=new Uint32Array(4),i=0;i<4;i++)r[i]=e.getUint32(4*i);return r},e.initTable=function(){var t=this.sBox,e=this.invSBox,r=this.subMix,i=r[0],n=r[1],s=r[2],a=r[3],o=this.invSubMix,l=o[0],u=o[1],c=o[2],d=o[3],h=new Uint32Array(256),f=0,g=0,v=0;for(v=0;v<256;v++)h[v]=v<128?v<<1:v<<1^283;for(v=0;v<256;v++){var p=g^g<<1^g<<2^g<<3^g<<4;p=p>>>8^255&p^99,t[f]=p,e[p]=f;var m=h[f],y=h[m],E=h[y],T=257*h[p]^16843008*p;i[f]=T<<24|T>>>8,n[f]=T<<16|T>>>16,s[f]=T<<8|T>>>24,a[f]=T,T=16843009*E^65537*y^257*m^16843008*f,l[p]=T<<24|T>>>8,u[p]=T<<16|T>>>16,c[p]=T<<8|T>>>24,d[p]=T,f?(f=m^h[h[h[E^m]]],g^=h[h[g]]):f=g=1}},e.expandKey=function(t){for(var e=this.uint8ArrayToUint32Array_(t),r=!0,i=0;i<e.length&&r;)r=e[i]===this.key[i],i++;if(!r){this.key=e;var n=this.keySize=e.length;if(4!==n&&6!==n&&8!==n)throw new Error("Invalid aes key size="+n);var s,a,o,l,u=this.ksRows=4*(n+6+1),c=this.keySchedule=new Uint32Array(u),d=this.invKeySchedule=new Uint32Array(u),h=this.sBox,f=this.rcon,g=this.invSubMix,v=g[0],p=g[1],m=g[2],y=g[3];for(s=0;s<u;s++)s<n?o=c[s]=e[s]:(l=o,s%n==0?(l=h[(l=l<<8|l>>>24)>>>24]<<24|h[l>>>16&255]<<16|h[l>>>8&255]<<8|h[255&l],l^=f[s/n|0]<<24):n>6&&s%n==4&&(l=h[l>>>24]<<24|h[l>>>16&255]<<16|h[l>>>8&255]<<8|h[255&l]),c[s]=o=(c[s-n]^l)>>>0);for(a=0;a<u;a++)s=u-a,l=3&a?c[s]:c[s-4],d[a]=a<4||s<=4?l:v[h[l>>>24]]^p[h[l>>>16&255]]^m[h[l>>>8&255]]^y[h[255&l]],d[a]=d[a]>>>0}},e.networkToHostOrderSwap=function(t){return t<<24|(65280&t)<<8|(16711680&t)>>8|t>>>24},e.decrypt=function(t,e,r){for(var i,n,s,a,o,l,u,c,d,h,f,g,v,p,m=this.keySize+6,y=this.invKeySchedule,E=this.invSBox,T=this.invSubMix,S=T[0],b=T[1],L=T[2],A=T[3],D=this.uint8ArrayToUint32Array_(r),R=D[0],k=D[1],_=D[2],I=D[3],C=new Int32Array(t),O=new Int32Array(C.length),w=this.networkToHostOrderSwap;e<C.length;){for(d=w(C[e]),h=w(C[e+1]),f=w(C[e+2]),g=w(C[e+3]),o=d^y[0],l=g^y[1],u=f^y[2],c=h^y[3],v=4,p=1;p<m;p++)i=S[o>>>24]^b[l>>16&255]^L[u>>8&255]^A[255&c]^y[v],n=S[l>>>24]^b[u>>16&255]^L[c>>8&255]^A[255&o]^y[v+1],s=S[u>>>24]^b[c>>16&255]^L[o>>8&255]^A[255&l]^y[v+2],a=S[c>>>24]^b[o>>16&255]^L[l>>8&255]^A[255&u]^y[v+3],o=i,l=n,u=s,c=a,v+=4;i=E[o>>>24]<<24^E[l>>16&255]<<16^E[u>>8&255]<<8^E[255&c]^y[v],n=E[l>>>24]<<24^E[u>>16&255]<<16^E[c>>8&255]<<8^E[255&o]^y[v+1],s=E[u>>>24]<<24^E[c>>16&255]<<16^E[o>>8&255]<<8^E[255&l]^y[v+2],a=E[c>>>24]<<24^E[o>>16&255]<<16^E[l>>8&255]<<8^E[255&u]^y[v+3],O[e]=w(i^R),O[e+1]=w(a^k),O[e+2]=w(s^_),O[e+3]=w(n^I),R=d,k=h,_=f,I=g,e+=4}return O.buffer},t}()},"./src/crypt/decrypter.ts":function(t,e,r){"use strict";r.r(e),r.d(e,"default",(function(){return u}));var i=r("./src/crypt/aes-crypto.ts"),n=r("./src/crypt/fast-aes-key.ts"),s=r("./src/crypt/aes-decryptor.ts"),a=r("./src/utils/logger.ts"),o=r("./src/utils/mp4-tools.ts"),l=r("./src/utils/typed-array.ts"),u=function(){function t(t,e,r){var i=(void 0===r?{}:r).removePKCS7Padding,n=void 0===i||i;if(this.logEnabled=!0,this.observer=void 0,this.config=void 0,this.removePKCS7Padding=void 0,this.subtle=null,this.softwareDecrypter=null,this.key=null,this.fastAesKey=null,this.remainderData=null,this.currentIV=null,this.currentResult=null,this.observer=t,this.config=e,this.removePKCS7Padding=n,n)try{var s=self.crypto;s&&(this.subtle=s.subtle||s.webkitSubtle)}catch(t){}null===this.subtle&&(this.config.enableSoftwareAES=!0)}var e=t.prototype;return e.destroy=function(){this.observer=null},e.isSync=function(){return this.config.enableSoftwareAES},e.flush=function(){var t=this.currentResult;if(t){var e=new Uint8Array(t);return 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r,i,l=n.getID3Data(t,0),c=l?l.length:0,d=this._audioTrack,h=this._id3Track,f=l?n.getTimeStamp(l):void 0,g=t.length;for(0!==this.frameIndex&&null!==this.initPTS||(this.initPTS=u(f,e)),l&&l.length>0&&h.samples.push({pts:this.initPTS,dts:this.initPTS,data:l}),i=this.initPTS;c<g;){if(this.canParse(t,c)){var v=this.appendFrame(d,t,c);v?(this.frameIndex++,i=v.sample.pts,r=c+=v.length):c=g}else n.canParse(t,c)?(l=n.getID3Data(t,c),h.samples.push({pts:i,dts:i,data:l}),r=c+=l.length):c++;if(c===g&&r!==g){var p=Object(o.sliceUint8)(t,r);this.cachedData?this.cachedData=Object(a.appendUint8Array)(this.cachedData,p):this.cachedData=p}}return{audioTrack:d,avcTrack:Object(s.dummyTrack)(),id3Track:h,textTrack:Object(s.dummyTrack)()}},e.demuxSampleAes=function(t,e,r){return Promise.reject(new Error("["+this+"] This demuxer does not support Sample-AES decryption"))},e.flush=function(t){var e=this.cachedData;return e&&(this.cachedData=null,this.demux(e,0)),this.frameIndex=0,{audioTrack:this._audioTrack,avcTrack:Object(s.dummyTrack)(),id3Track:this._id3Track,textTrack:Object(s.dummyTrack)()}},e.destroy=function(){},t}(),u=function(t,e){return Object(i.isFiniteNumber)(t)?90*t:9e4*e};e.default=l},"./src/demux/chunk-cache.ts":function(t,e,r){"use strict";r.r(e),r.d(e,"default",(function(){return i}));var i=function(){function t(){this.chunks=[],this.dataLength=0}var e=t.prototype;return e.push=function(t){this.chunks.push(t),this.dataLength+=t.length},e.flush=function(){var t,e=this.chunks,r=this.dataLength;return e.length?(t=1===e.length?e[0]:function(t,e){for(var r=new Uint8Array(e),i=0,n=0;n<t.length;n++){var s=t[n];r.set(s,i),i+=s.length}return r}(e,r),this.reset(),t):new Uint8Array(0)},e.reset=function(){this.chunks.length=0,this.dataLength=0},t}()},"./src/demux/dummy-demuxed-track.ts":function(t,e,r){"use strict";function i(){return{type:"",id:-1,pid:-1,inputTimeScale:9e4,sequenceNumber:-1,samples:[],dropped:0}}r.r(e),r.d(e,"dummyTrack",(function(){return i}))},"./src/demux/exp-golomb.ts":function(t,e,r){"use strict";r.r(e);var i=r("./src/utils/logger.ts"),n=function(){function t(t){this.data=void 0,this.bytesAvailable=void 0,this.word=void 0,this.bitsAvailable=void 0,this.data=t,this.bytesAvailable=t.byteLength,this.word=0,this.bitsAvailable=0}var e=t.prototype;return e.loadWord=function(){var t=this.data,e=this.bytesAvailable,r=t.byteLength-e,i=new Uint8Array(4),n=Math.min(4,e);if(0===n)throw new Error("no bytes available");i.set(t.subarray(r,r+n)),this.word=new DataView(i.buffer).getUint32(0),this.bitsAvailable=8*n,this.bytesAvailable-=n},e.skipBits=function(t){var e;this.bitsAvailable>t?(this.word<<=t,this.bitsAvailable-=t):(t-=this.bitsAvailable,t-=(e=t>>3)>>3,this.bytesAvailable-=e,this.loadWord(),this.word<<=t,this.bitsAvailable-=t)},e.readBits=function(t){var e=Math.min(this.bitsAvailable,t),r=this.word>>>32-e;return t>32&&i.logger.error("Cannot read more than 32 bits at a time"),this.bitsAvailable-=e,this.bitsAvailable>0?this.word<<=e:this.bytesAvailable>0&&this.loadWord(),(e=t-e)>0&&this.bitsAvailable?r<<e|this.readBits(e):r},e.skipLZ=function(){var t;for(t=0;t<this.bitsAvailable;++t)if(0!=(this.word&2147483648>>>t))return this.word<<=t,this.bitsAvailable-=t,t;return this.loadWord(),t+this.skipLZ()},e.skipUEG=function(){this.skipBits(1+this.skipLZ())},e.skipEG=function(){this.skipBits(1+this.skipLZ())},e.readUEG=function(){var t=this.skipLZ();return this.readBits(t+1)-1},e.readEG=function(){var t=this.readUEG();return 1&t?1+t>>>1:-1*(t>>>1)},e.readBoolean=function(){return 1===this.readBits(1)},e.readUByte=function(){return this.readBits(8)},e.readUShort=function(){return this.readBits(16)},e.readUInt=function(){return this.readBits(32)},e.skipScalingList=function(t){for(var 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o=Object(n.discardEPB)(s.data),l=this.getAvcEncryptedData(o),u=this;this.decryptBuffer(l.buffer,(function(n){s.data=u.getAvcDecryptedUnit(o,n),a||u.decryptAvcSamples(t,e,r+1,i)}))},e.decryptAvcSamples=function(t,e,r,i){if(t instanceof Uint8Array)throw new Error("Cannot decrypt samples of type Uint8Array");for(;;e++,r=0){if(e>=t.length)return void i();for(var n=t[e].units;!(r>=n.length);r++){var s=n[r];if(!(s.data.length<=48||1!==s.type&&5!==s.type)){var a=this.decrypter.isSync();if(this.decryptAvcSample(t,e,r,i,s,a),!a)return}}}},t}();e.default=s},"./src/demux/transmuxer-interface.ts":function(t,e,r){"use strict";r.r(e),r.d(e,"default",(function(){return d}));var 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p;a.logger.log("demuxing in webworker");try{p=this.worker=i("./src/demux/transmuxer-worker.ts"),this.onwmsg=this.onWorkerMessage.bind(this),p.addEventListener("message",this.onwmsg),p.onerror=function(e){t.trigger(n.Events.ERROR,{type:o.ErrorTypes.OTHER_ERROR,details:o.ErrorDetails.INTERNAL_EXCEPTION,fatal:!0,event:"demuxerWorker",error:new Error(e.message+"  ("+e.filename+":"+e.lineno+")")})},p.postMessage({cmd:"init",typeSupported:g,vendor:v,id:e,config:JSON.stringify(h)})}catch(t){a.logger.warn("Error in worker:",t),a.logger.error("Error while initializing DemuxerWorker, fallback to inline"),p&&self.URL.revokeObjectURL(p.objectURL),this.transmuxer=new s.default(this.observer,g,h,v,e),this.worker=null}}else this.transmuxer=new s.default(this.observer,g,h,v,e)}var e=t.prototype;return e.destroy=function(){var t=this.worker;if(t)t.removeEventListener("message",this.onwmsg),t.terminate(),this.worker=null;else{var e=this.transmuxer;e&&(e.destroy(),this.transmuxer=null)}var r=this.observer;r&&r.removeAllListeners(),this.observer=null},e.push=function(t,e,r,i,n,o,l,u,c,d){var h,f,g=this;c.transmuxing.start=self.performance.now();var v=this.transmuxer,p=this.worker,m=o?o.start:n.start,y=n.decryptdata,E=this.frag,T=!(E&&n.cc===E.cc),S=!(E&&c.level===E.level),b=E?c.sn-E.sn:-1,L=this.part?c.part-this.part.index:1,A=!S&&(1===b||0===b&&1===L),D=self.performance.now();(S||b||0===n.stats.parsing.start)&&(n.stats.parsing.start=D),!o||!L&&A||(o.stats.parsing.start=D);var R=!(E&&(null===(h=n.initSegment)||void 0===h?void 0:h.url)===(null===(f=E.initSegment)||void 0===f?void 0:f.url)),k=new s.TransmuxState(T,A,u,S,m,R);if(!A||T||R){a.logger.log("[transmuxer-interface, "+n.type+"]: Starting new transmux session for sn: "+c.sn+" p: "+c.part+" level: "+c.level+" id: "+c.id+"\n        discontinuity: "+T+"\n        trackSwitch: "+S+"\n        contiguous: "+A+"\n        accurateTimeOffset: "+u+"\n        timeOffset: "+m+"\n        initSegmentChange: "+R);var _=new 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a=n.data;switch(a.cmd){case"init":var o=JSON.parse(a.config);t.transmuxer=new i.default(e,a.typeSupported,o,a.vendor,a.id),Object(s.enableLogs)(o.debug),r("init",null);break;case"configure":t.transmuxer.configure(a.config);break;case"demux":var u=t.transmuxer.push(a.data,a.decryptdata,a.chunkMeta,a.state);Object(i.isPromise)(u)?u.then((function(e){l(t,e)})):l(t,u);break;case"flush":var d=a.chunkMeta,h=t.transmuxer.flush(d);Object(i.isPromise)(h)?h.then((function(e){c(t,e,d)})):c(t,h,d)}}))}function l(t,e){if((r=e.remuxResult).audio||r.video||r.text||r.id3||r.initSegment){var r,i=[],n=e.remuxResult,s=n.audio,a=n.video;s&&u(i,s),a&&u(i,a),t.postMessage({event:"transmuxComplete",data:e},i)}}function u(t,e){e.data1&&t.push(e.data1.buffer),e.data2&&t.push(e.data2.buffer)}function c(t,e,r){e.forEach((function(e){l(t,e)})),t.postMessage({event:"flush",data:r})}},"./src/demux/transmuxer.ts":function(t,e,r){"use strict";r.r(e),r.d(e,"default",(function(){return 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0,this.vendor=void 0,this.id=void 0,this.demuxer=void 0,this.remuxer=void 0,this.decrypter=void 0,this.probe=void 0,this.decryptionPromise=null,this.transmuxConfig=void 0,this.currentTransmuxState=void 0,this.cache=new f.default,this.observer=t,this.typeSupported=e,this.config=r,this.vendor=i,this.id=n}var e=t.prototype;return e.configure=function(t){this.transmuxConfig=t,this.decrypter&&this.decrypter.reset()},e.push=function(t,e,r,n){var s=this,a=r.transmuxing;a.executeStart=i();var o=new Uint8Array(t),l=this.cache,u=this.config,c=this.currentTransmuxState,d=this.transmuxConfig;n&&(this.currentTransmuxState=n);var h=function(t,e){var r=null;return t.byteLength>0&&null!=e&&null!=e.key&&null!==e.iv&&null!=e.method&&(r=e),r}(o,e);if(h&&"AES-128"===h.method){var f=this.getDecrypter();if(!u.enableSoftwareAES)return this.decryptionPromise=f.webCryptoDecrypt(o,h.key.buffer,h.iv.buffer).then((function(t){var e=s.push(t,null,r);return s.decryptionPromise=null,e})),this.decryptionPromise;var v=f.softwareDecrypt(o,h.key.buffer,h.iv.buffer);if(!v)return a.executeEnd=i(),E(r);o=new Uint8Array(v)}var p=n||c,m=p.contiguous,y=p.discontinuity,T=p.trackSwitch,S=p.accurateTimeOffset,b=p.timeOffset,L=p.initSegmentChange,A=d.audioCodec,D=d.videoCodec,R=d.defaultInitPts,k=d.duration,_=d.initSegmentData;if((y||T||L)&&this.resetInitSegment(_,A,D,k),(y||L)&&this.resetInitialTimestamp(R),m||this.resetContiguity(),this.needsProbing(o,y,T)){if(l.dataLength){var I=l.flush();o=Object(g.appendUint8Array)(I,o)}this.configureTransmuxer(o,d)}var C=this.transmux(o,h,b,S,r),O=this.currentTransmuxState;return O.contiguous=!0,O.discontinuity=!1,O.trackSwitch=!1,a.executeEnd=i(),C},e.flush=function(t){var e=this,r=t.transmuxing;r.executeStart=i();var a=this.decrypter,o=this.cache,l=this.currentTransmuxState,u=this.decryptionPromise;if(u)return u.then((function(){return e.flush(t)}));var c=[],d=l.timeOffset;if(a){var h=a.flush();h&&c.push(this.push(h,null,t))}var f=o.dataLength;o.reset();var g=this.demuxer,v=this.remuxer;if(!g||!v)return f>=m&&this.observer.emit(n.Events.ERROR,n.Events.ERROR,{type:s.ErrorTypes.MEDIA_ERROR,details:s.ErrorDetails.FRAG_PARSING_ERROR,fatal:!0,reason:"no demux matching with content found"}),r.executeEnd=i(),[E(t)];var p=g.flush(d);return T(p)?p.then((function(r){return e.flushRemux(c,r,t),c})):(this.flushRemux(c,p,t),c)},e.flushRemux=function(t,e,r){var n=e.audioTrack,s=e.avcTrack,a=e.id3Track,o=e.textTrack,l=this.currentTransmuxState,u=l.accurateTimeOffset,c=l.timeOffset;v.logger.log("[transmuxer.ts]: Flushed fragment "+r.sn+(r.part>-1?" p: "+r.part:"")+" of level "+r.level);var d=this.remuxer.remux(n,s,a,o,c,u,!0,this.id);t.push({remuxResult:d,chunkMeta:r}),r.transmuxing.executeEnd=i()},e.resetInitialTimestamp=function(t){var e=this.demuxer,r=this.remuxer;e&&r&&(e.resetTimeStamp(t),r.resetTimeStamp(t))},e.resetContiguity=function(){var t=this.demuxer,e=this.remuxer;t&&e&&(t.resetContiguity(),e.resetNextTimestamp())},e.resetInitSegment=function(t,e,r,i){var n=this.demuxer,s=this.remuxer;n&&s&&(n.resetInitSegment(e,r,i),s.resetInitSegment(t,e,r))},e.destroy=function(){this.demuxer&&(this.demuxer.destroy(),this.demuxer=void 0),this.remuxer&&(this.remuxer.destroy(),this.remuxer=void 0)},e.transmux=function(t,e,r,i,n){return e&&"SAMPLE-AES"===e.method?this.transmuxSampleAes(t,e,r,i,n):this.transmuxUnencrypted(t,r,i,n)},e.transmuxUnencrypted=function(t,e,r,i){var n=this.demuxer.demux(t,e,!1,!this.config.progressive),s=n.audioTrack,a=n.avcTrack,o=n.id3Track,l=n.textTrack;return{remuxResult:this.remuxer.remux(s,a,o,l,e,r,!1,this.id),chunkMeta:i}},e.transmuxSampleAes=function(t,e,r,i,n){var s=this;return this.demuxer.demuxSampleAes(t,e,r).then((function(t){return{remuxResult:s.remuxer.remux(t.audioTrack,t.avcTrack,t.id3Track,t.textTrack,r,i,!1,s.id),chunkMeta:n}}))},e.configureTransmuxer=function(t,e){for(var r,i=this.config,n=this.observer,s=this.typeSupported,a=this.vendor,o=e.audioCodec,u=e.defaultInitPts,c=e.duration,d=e.initSegmentData,f=e.videoCodec,g=0,m=p.length;g<m;g++)if(p[g].demux.probe(t)){r=p[g];break}r||(v.logger.warn("Failed to find demuxer by probing frag, treating as mp4 passthrough"),r={demux:l.default,remux:h.default});var y=this.demuxer,E=this.remuxer,T=r.remux,S=r.demux;E&&E instanceof T||(this.remuxer=new T(n,i,s,a)),y&&y instanceof S||(this.demuxer=new S(n,i,s),this.probe=S.probe),this.resetInitSegment(d,o,f,c),this.resetInitialTimestamp(u)},e.needsProbing=function(t,e,r){return!this.demuxer||!this.remuxer||e||r},e.getDecrypter=function(){var t=this.decrypter;return t||(t=this.decrypter=new a.default(this.observer,this.config)),t},t}(),E=function(t){return{remuxResult:{},chunkMeta:t}};function T(t){return"then"in t&&t.then instanceof Function}var S=function(t,e,r,i,n){this.audioCodec=void 0,this.videoCodec=void 0,this.initSegmentData=void 0,this.duration=void 0,this.defaultInitPts=void 0,this.audioCodec=t,this.videoCodec=e,this.initSegmentData=r,this.duration=i,this.defaultInitPts=n},b=function(t,e,r,i,n,s){this.discontinuity=void 0,this.contiguous=void 0,this.accurateTimeOffset=void 0,this.trackSwitch=void 0,this.timeOffset=void 0,this.initSegmentChange=void 0,this.discontinuity=t,this.contiguous=e,this.accurateTimeOffset=r,this.trackSwitch=i,this.timeOffset=n,this.initSegmentChange=s}},"./src/demux/tsdemuxer.ts":function(t,e,r){"use strict";r.r(e),r.d(e,"discardEPB",(function(){return T}));var i=r("./src/demux/adts.ts"),n=r("./src/demux/mpegaudio.ts"),s=r("./src/demux/exp-golomb.ts"),a=r("./src/demux/id3.ts"),o=r("./src/demux/sample-aes.ts"),l=r("./src/events.ts"),u=r("./src/utils/mp4-tools.ts"),c=r("./src/utils/logger.ts"),d=r("./src/errors.ts"),h={video:1,audio:2,id3:3,text:4},f=function(){function t(t,e,r){this.observer=void 0,this.config=void 0,this.typeSupported=void 0,this.sampleAes=null,this.pmtParsed=!1,this.audioCodec=void 0,this.videoCodec=void 0,this._duration=0,this.aacLastPTS=null,this._initPTS=null,this._initDTS=null,this._pmtId=-1,this._avcTrack=void 0,this._audioTrack=void 0,this._id3Track=void 0,this._txtTrack=void 0,this.aacOverFlow=null,this.avcSample=null,this.remainderData=null,this.observer=t,this.config=e,this.typeSupported=r}t.probe=function(e){var r=t.syncOffset(e);return!(r<0||(r&&c.logger.warn("MPEG2-TS detected but first sync word found @ offset "+r+", junk ahead ?"),0))},t.syncOffset=function(t){for(var e=Math.min(1e3,t.length-564),r=0;r<e;){if(71===t[r]&&71===t[r+188]&&71===t[r+376])return r;r++}return-1},t.createTrack=function(t,e){return{container:"video"===t||"audio"===t?"video/mp2t":void 0,type:t,id:h[t],pid:-1,inputTimeScale:9e4,sequenceNumber:0,samples:[],dropped:0,duration:"audio"===t?e:void 0}};var e=t.prototype;return e.resetInitSegment=function(e,r,i){this.pmtParsed=!1,this._pmtId=-1,this._avcTrack=t.createTrack("video",i),this._audioTrack=t.createTrack("audio",i),this._id3Track=t.createTrack("id3",i),this._txtTrack=t.createTrack("text",i),this._audioTrack.isAAC=!0,this.aacOverFlow=null,this.aacLastPTS=null,this.avcSample=null,this.audioCodec=e,this.videoCodec=r,this._duration=i},e.resetTimeStamp=function(){},e.resetContiguity=function(){var t=this._audioTrack,e=this._avcTrack,r=this._id3Track;t&&(t.pesData=null),e&&(e.pesData=null),r&&(r.pesData=null),this.aacOverFlow=null,this.aacLastPTS=null},e.demux=function(e,r,i,n){var s;void 0===i&&(i=!1),void 0===n&&(n=!1),i||(this.sampleAes=null);var a=this._avcTrack,o=this._audioTrack,h=this._id3Track,f=a.pid,g=a.pesData,y=o.pid,E=h.pid,T=o.pesData,S=h.pesData,b=!1,L=this.pmtParsed,A=this._pmtId,D=e.length;if(this.remainderData&&(D=(e=Object(u.appendUint8Array)(this.remainderData,e)).length,this.remainderData=null),D<188&&!n)return this.remainderData=e,{audioTrack:o,avcTrack:a,id3Track:h,textTrack:this._txtTrack};var R=Math.max(0,t.syncOffset(e));(D-=(D+R)%188)<e.byteLength&&!n&&(this.remainderData=new Uint8Array(e.buffer,D,e.buffer.byteLength-D));for(var k=0,_=R;_<D;_+=188)if(71===e[_]){var I=!!(64&e[_+1]),C=((31&e[_+1])<<8)+e[_+2],O=void 0;if((48&e[_+3])>>4>1){if((O=_+5+e[_+4])===_+188)continue}else O=_+4;switch(C){case f:I&&(g&&(s=m(g))&&this.parseAVCPES(s,!1),g={data:[],size:0}),g&&(g.data.push(e.subarray(O,_+188)),g.size+=_+188-O);break;case y:I&&(T&&(s=m(T))&&(o.isAAC?this.parseAACPES(s):this.parseMPEGPES(s)),T={data:[],size:0}),T&&(T.data.push(e.subarray(O,_+188)),T.size+=_+188-O);break;case E:I&&(S&&(s=m(S))&&this.parseID3PES(s),S={data:[],size:0}),S&&(S.data.push(e.subarray(O,_+188)),S.size+=_+188-O);break;case 0:I&&(O+=e[O]+1),A=this._pmtId=v(e,O);break;case A:I&&(O+=e[O]+1);var w=p(e,O,!0===this.typeSupported.mpeg||!0===this.typeSupported.mp3,i);(f=w.avc)>0&&(a.pid=f),(y=w.audio)>0&&(o.pid=y,o.isAAC=w.isAAC),(E=w.id3)>0&&(h.pid=E),b&&!L&&(c.logger.log("reparse from beginning"),b=!1,_=R-188),L=this.pmtParsed=!0;break;case 17:case 8191:break;default:b=!0}}else k++;k>0&&this.observer.emit(l.Events.ERROR,l.Events.ERROR,{type:d.ErrorTypes.MEDIA_ERROR,details:d.ErrorDetails.FRAG_PARSING_ERROR,fatal:!1,reason:"Found "+k+" TS packet/s that do not start with 0x47"}),a.pesData=g,o.pesData=T,h.pesData=S;var x={audioTrack:o,avcTrack:a,id3Track:h,textTrack:this._txtTrack};return n&&this.extractRemainingSamples(x),x},e.flush=function(){var t,e=this.remainderData;return this.remainderData=null,t=e?this.demux(e,-1,!1,!0):{audioTrack:this._audioTrack,avcTrack:this._avcTrack,textTrack:this._txtTrack,id3Track:this._id3Track},this.extractRemainingSamples(t),this.sampleAes?this.decrypt(t,this.sampleAes):t},e.extractRemainingSamples=function(t){var e,r=t.audioTrack,i=t.avcTrack,n=t.id3Track,s=i.pesData,a=r.pesData,o=n.pesData;s&&(e=m(s))?(this.parseAVCPES(e,!0),i.pesData=null):i.pesData=s,a&&(e=m(a))?(r.isAAC?this.parseAACPES(e):this.parseMPEGPES(e),r.pesData=null):(null!=a&&a.size&&c.logger.log("last AAC PES packet truncated,might overlap between fragments"),r.pesData=a),o&&(e=m(o))?(this.parseID3PES(e),n.pesData=null):n.pesData=o},e.demuxSampleAes=function(t,e,r){var i=this.demux(t,r,!0,!this.config.progressive),n=this.sampleAes=new o.default(this.observer,this.config,e);return this.decrypt(i,n)},e.decrypt=function(t,e){return new Promise((function(r){var i=t.audioTrack,n=t.avcTrack;i.samples&&i.isAAC?e.decryptAacSamples(i.samples,0,(function(){n.samples?e.decryptAvcSamples(n.samples,0,0,(function(){r(t)})):r(t)})):n.samples&&e.decryptAvcSamples(n.samples,0,0,(function(){r(t)}))}))},e.destroy=function(){this._initPTS=this._initDTS=null,this._duration=0},e.parseAVCPES=function(t,e){var r,i=this,n=this._avcTrack,o=this.parseAVCNALu(t.data),l=this.avcSample,u=!1;t.data=null,l&&o.length&&!n.audFound&&(y(l,n),l=this.avcSample=g(!1,t.pts,t.dts,"")),o.forEach((function(e){switch(e.type){case 1:r=!0,l||(l=i.avcSample=g(!0,t.pts,t.dts,"")),l.frame=!0;var o=e.data;if(u&&o.length>4){var c=new s.default(o).readSliceType();2!==c&&4!==c&&7!==c&&9!==c||(l.key=!0)}break;case 5:r=!0,l||(l=i.avcSample=g(!0,t.pts,t.dts,"")),l.key=!0,l.frame=!0;break;case 6:r=!0;var d=new s.default(T(e.data));d.readUByte();for(var h=0,f=0,v=!1,p=0;!v&&d.bytesAvailable>1;){h=0;do{h+=p=d.readUByte()}while(255===p);f=0;do{f+=p=d.readUByte()}while(255===p);if(4===h&&0!==d.bytesAvailable){if(v=!0,181===d.readUByte()&&49===d.readUShort()&&1195456820===d.readUInt()&&3===d.readUByte()){for(var m=d.readUByte(),S=31&m,b=[m,d.readUByte()],L=0;L<S;L++)b.push(d.readUByte()),b.push(d.readUByte()),b.push(d.readUByte());E(i._txtTrack.samples,{type:3,pts:t.pts,bytes:b})}}else if(5===h&&0!==d.bytesAvailable){if(v=!0,f>16){for(var A=[],D=0;D<16;D++)A.push(d.readUByte().toString(16)),3!==D&&5!==D&&7!==D&&9!==D||A.push("-");for(var R=f-16,k=new Uint8Array(R),_=0;_<R;_++)k[_]=d.readUByte();E(i._txtTrack.samples,{pts:t.pts,payloadType:h,uuid:A.join(""),userData:Object(a.utf8ArrayToStr)(k),userDataBytes:k})}}else if(f<d.bytesAvailable)for(var I=0;I<f;I++)d.readUByte()}break;case 7:if(r=!0,u=!0,!n.sps){var C=new s.default(e.data).readSPS();n.width=C.width,n.height=C.height,n.pixelRatio=C.pixelRatio,n.sps=[e.data],n.duration=i._duration;for(var O=e.data.subarray(1,4),w="avc1.",x=0;x<3;x++){var P=O[x].toString(16);P.length<2&&(P="0"+P),w+=P}n.codec=w}break;case 8:r=!0,n.pps||(n.pps=[e.data]);break;case 9:r=!1,n.audFound=!0,l&&y(l,n),l=i.avcSample=g(!1,t.pts,t.dts,"");break;case 12:r=!1;break;default:r=!1,l&&(l.debug+="unknown NAL "+e.type+" ")}l&&r&&l.units.push(e)})),e&&l&&(y(l,n),this.avcSample=null)},e.getLastNalUnit=function(){var t,e,r=this.avcSample;if(!r||0===r.units.length){var i=this._avcTrack.samples;r=i[i.length-1]}if(null!==(t=r)&&void 0!==t&&t.units){var n=r.units;e=n[n.length-1]}return e},e.parseAVCNALu=function(t){var e,r,i=t.byteLength,n=this._avcTrack,s=n.naluState||0,a=s,o=[],l=0,u=-1,c=0;for(-1===s&&(u=0,c=31&t[0],s=0,l=1);l<i;)if(e=t[l++],s)if(1!==s)if(e)if(1===e){if(u>=0){var d={data:t.subarray(u,l-s-1),type:c};o.push(d)}else{var h=this.getLastNalUnit();if(h&&(a&&l<=4-a&&h.state&&(h.data=h.data.subarray(0,h.data.byteLength-a)),(r=l-s-1)>0)){var f=new Uint8Array(h.data.byteLength+r);f.set(h.data,0),f.set(t.subarray(0,r),h.data.byteLength),h.data=f,h.state=0}}l<i?(u=l,c=31&t[l],s=0):s=-1}else s=0;else s=3;else s=e?0:2;else s=e?0:1;if(u>=0&&s>=0){var g={data:t.subarray(u,i),type:c,state:s};o.push(g)}if(0===o.length){var v=this.getLastNalUnit();if(v){var p=new Uint8Array(v.data.byteLength+t.byteLength);p.set(v.data,0),p.set(t,v.data.byteLength),v.data=p}}return n.naluState=s,o},e.parseAACPES=function(t){var e,r,n,s,a,o=0,u=this._audioTrack,h=this.aacOverFlow,f=t.data;if(h){this.aacOverFlow=null;var g=h.sample.unit.byteLength,v=Math.min(h.missing,g),p=g-v;h.sample.unit.set(f.subarray(0,v),p),u.samples.push(h.sample),o=h.missing}for(e=o,r=f.length;e<r-1&&!i.isHeader(f,e);e++);if(e===o||(e<r-1?(n="AAC PES did not start with ADTS header,offset:"+e,s=!1):(n="no ADTS header found in AAC PES",s=!0),c.logger.warn("parsing error:"+n),this.observer.emit(l.Events.ERROR,l.Events.ERROR,{type:d.ErrorTypes.MEDIA_ERROR,details:d.ErrorDetails.FRAG_PARSING_ERROR,fatal:s,reason:n}),!s)){if(i.initTrackConfig(u,this.observer,f,e,this.audioCodec),void 0!==t.pts)a=t.pts;else{if(!h)return void c.logger.warn("[tsdemuxer]: AAC PES unknown PTS");var m=i.getFrameDuration(u.samplerate);a=h.sample.pts+m}for(var y=0;e<r;){if(i.isHeader(f,e)){if(e+5<r){var E=i.appendFrame(u,f,e,a,y);if(E){if(!E.missing){e+=E.length,y++;continue}this.aacOverFlow=E}}break}e++}}},e.parseMPEGPES=function(t){var e=t.data,r=e.length,i=0,s=0,a=t.pts;if(void 0!==a)for(;s<r;)if(n.isHeader(e,s)){var o=n.appendFrame(this._audioTrack,e,s,a,i);if(!o)break;s+=o.length,i++}else s++;else c.logger.warn("[tsdemuxer]: MPEG PES unknown PTS")},e.parseID3PES=function(t){void 0!==t.pts?this._id3Track.samples.push(t):c.logger.warn("[tsdemuxer]: ID3 PES unknown PTS")},t}();function g(t,e,r,i){return{key:t,frame:!1,pts:e,dts:r,units:[],debug:i,length:0}}function v(t,e){return(31&t[e+10])<<8|t[e+11]}function p(t,e,r,i){var n={audio:-1,avc:-1,id3:-1,isAAC:!0},s=e+3+((15&t[e+1])<<8|t[e+2])-4;for(e+=12+((15&t[e+10])<<8|t[e+11]);e<s;){var a=(31&t[e+1])<<8|t[e+2];switch(t[e]){case 207:if(!i){c.logger.log("ADTS AAC with AES-128-CBC frame encryption found in unencrypted stream");break}case 15:-1===n.audio&&(n.audio=a);break;case 21:-1===n.id3&&(n.id3=a);break;case 219:if(!i){c.logger.log("H.264 with AES-128-CBC slice encryption found in unencrypted stream");break}case 27:-1===n.avc&&(n.avc=a);break;case 3:case 4:r?-1===n.audio&&(n.audio=a,n.isAAC=!1):c.logger.log("MPEG audio found, not supported in this browser");break;case 36:c.logger.warn("Unsupported HEVC stream type found")}e+=5+((15&t[e+3])<<8|t[e+4])}return n}function m(t){var e,r,i,n,s,a=0,o=t.data;if(!t||0===t.size)return null;for(;o[0].length<19&&o.length>1;){var l=new Uint8Array(o[0].length+o[1].length);l.set(o[0]),l.set(o[1],o[0].length),o[0]=l,o.splice(1,1)}if(1===((e=o[0])[0]<<16)+(e[1]<<8)+e[2]){if((r=(e[4]<<8)+e[5])&&r>t.size-6)return null;var u=e[7];192&u&&(n=536870912*(14&e[9])+4194304*(255&e[10])+16384*(254&e[11])+128*(255&e[12])+(254&e[13])/2,64&u?n-(s=536870912*(14&e[14])+4194304*(255&e[15])+16384*(254&e[16])+128*(255&e[17])+(254&e[18])/2)>54e5&&(c.logger.warn(Math.round((n-s)/9e4)+"s delta between PTS and DTS, align them"),n=s):s=n);var d=(i=e[8])+9;if(t.size<=d)return null;t.size-=d;for(var h=new Uint8Array(t.size),f=0,g=o.length;f<g;f++){var v=(e=o[f]).byteLength;if(d){if(d>v){d-=v;continue}e=e.subarray(d),v-=d,d=0}h.set(e,a),a+=v}return r&&(r-=i+3),{data:h,pts:n,dts:s,len:r}}return null}function y(t,e){if(t.units.length&&t.frame){if(void 0===t.pts){var r=e.samples,i=r.length;if(!i)return void e.dropped++;var n=r[i-1];t.pts=n.pts,t.dts=n.dts}e.samples.push(t)}t.debug.length&&c.logger.log(t.pts+"/"+t.dts+":"+t.debug)}function E(t,e){var r=t.length;if(r>0){if(e.pts>=t[r-1].pts)t.push(e);else for(var i=r-1;i>=0;i--)if(e.pts<t[i].pts){t.splice(i,0,e);break}}else t.push(e)}function T(t){for(var e=t.byteLength,r=[],i=1;i<e-2;)0===t[i]&&0===t[i+1]&&3===t[i+2]?(r.push(i+2),i+=2):i++;if(0===r.length)return t;var n=e-r.length,s=new Uint8Array(n),a=0;for(i=0;i<n;a++,i++)a===r[0]&&(a++,r.shift()),s[i]=t[a];return s}f.minProbeByteLength=188,e.default=f},"./src/errors.ts":function(t,e,r){"use strict";var i,n;r.r(e),r.d(e,"ErrorTypes",(function(){return i})),r.d(e,"ErrorDetails",(function(){return n})),function(t){t.NETWORK_ERROR="networkError",t.MEDIA_ERROR="mediaError",t.KEY_SYSTEM_ERROR="keySystemError",t.MUX_ERROR="muxError",t.OTHER_ERROR="otherError"}(i||(i={})),function(t){t.KEY_SYSTEM_NO_KEYS="keySystemNoKeys",t.KEY_SYSTEM_NO_ACCESS="keySystemNoAccess",t.KEY_SYSTEM_NO_SESSION="keySystemNoSession",t.KEY_SYSTEM_LICENSE_REQUEST_FAILED="keySystemLicenseRequestFailed",t.KEY_SYSTEM_NO_INIT_DATA="keySystemNoInitData",t.MANIFEST_LOAD_ERROR="manifestLoadError",t.MANIFEST_LOAD_TIMEOUT="manifestLoadTimeOut",t.MANIFEST_PARSING_ERROR="manifestParsingError",t.MANIFEST_INCOMPATIBLE_CODECS_ERROR="manifestIncompatibleCodecsError",t.LEVEL_EMPTY_ERROR="levelEmptyError",t.LEVEL_LOAD_ERROR="levelLoadError",t.LEVEL_LOAD_TIMEOUT="levelLoadTimeOut",t.LEVEL_SWITCH_ERROR="levelSwitchError",t.AUDIO_TRACK_LOAD_ERROR="audioTrackLoadError",t.AUDIO_TRACK_LOAD_TIMEOUT="audioTrackLoadTimeOut",t.SUBTITLE_LOAD_ERROR="subtitleTrackLoadError",t.SUBTITLE_TRACK_LOAD_TIMEOUT="subtitleTrackLoadTimeOut",t.FRAG_LOAD_ERROR="fragLoadError",t.FRAG_LOAD_TIMEOUT="fragLoadTimeOut",t.FRAG_DECRYPT_ERROR="fragDecryptError",t.FRAG_PARSING_ERROR="fragParsingError",t.REMUX_ALLOC_ERROR="remuxAllocError",t.KEY_LOAD_ERROR="keyLoadError",t.KEY_LOAD_TIMEOUT="keyLoadTimeOut",t.BUFFER_ADD_CODEC_ERROR="bufferAddCodecError",t.BUFFER_INCOMPATIBLE_CODECS_ERROR="bufferIncompatibleCodecsError",t.BUFFER_APPEND_ERROR="bufferAppendError",t.BUFFER_APPENDING_ERROR="bufferAppendingError",t.BUFFER_STALLED_ERROR="bufferStalledError",t.BUFFER_FULL_ERROR="bufferFullError",t.BUFFER_SEEK_OVER_HOLE="bufferSeekOverHole",t.BUFFER_NUDGE_ON_STALL="bufferNudgeOnStall",t.INTERNAL_EXCEPTION="internalException",t.INTERNAL_ABORTED="aborted",t.UNKNOWN="unknown"}(n||(n={}))},"./src/events.ts":function(t,e,r){"use strict";var i;r.r(e),r.d(e,"Events",(function(){return i})),function(t){t.MEDIA_ATTACHING="hlsMediaAttaching",t.MEDIA_ATTACHED="hlsMediaAttached",t.MEDIA_DETACHING="hlsMediaDetaching",t.MEDIA_DETACHED="hlsMediaDetached",t.BUFFER_RESET="hlsBufferReset",t.BUFFER_CODECS="hlsBufferCodecs",t.BUFFER_CREATED="hlsBufferCreated",t.BUFFER_APPENDING="hlsBufferAppending",t.BUFFER_APPENDED="hlsBufferAppended",t.BUFFER_EOS="hlsBufferEos",t.BUFFER_FLUSHING="hlsBufferFlushing",t.BUFFER_FLUSHED="hlsBufferFlushed",t.MANIFEST_LOADING="hlsManifestLoading",t.MANIFEST_LOADED="hlsManifestLoaded",t.MANIFEST_PARSED="hlsManifestParsed",t.LEVEL_SWITCHING="hlsLevelSwitching",t.LEVEL_SWITCHED="hlsLevelSwitched",t.LEVEL_LOADING="hlsLevelLoading",t.LEVEL_LOADED="hlsLevelLoaded",t.LEVEL_UPDATED="hlsLevelUpdated",t.LEVEL_PTS_UPDATED="hlsLevelPtsUpdated",t.LEVELS_UPDATED="hlsLevelsUpdated",t.AUDIO_TRACKS_UPDATED="hlsAudioTracksUpdated",t.AUDIO_TRACK_SWITCHING="hlsAudioTrackSwitching",t.AUDIO_TRACK_SWITCHED="hlsAudioTrackSwitched",t.AUDIO_TRACK_LOADING="hlsAudioTrackLoading",t.AUDIO_TRACK_LOADED="hlsAudioTrackLoaded",t.SUBTITLE_TRACKS_UPDATED="hlsSubtitleTracksUpdated",t.SUBTITLE_TRACKS_CLEARED="hlsSubtitleTracksCleared",t.SUBTITLE_TRACK_SWITCH="hlsSubtitleTrackSwitch",t.SUBTITLE_TRACK_LOADING="hlsSubtitleTrackLoading",t.SUBTITLE_TRACK_LOADED="hlsSubtitleTrackLoaded",t.SUBTITLE_FRAG_PROCESSED="hlsSubtitleFragProcessed",t.CUES_PARSED="hlsCuesParsed",t.NON_NATIVE_TEXT_TRACKS_FOUND="hlsNonNativeTextTracksFound",t.INIT_PTS_FOUND="hlsInitPtsFound",t.FRAG_LOADING="hlsFragLoading",t.FRAG_LOAD_EMERGENCY_ABORTED="hlsFragLoadEmergencyAborted",t.FRAG_LOADED="hlsFragLoaded",t.FRAG_DECRYPTED="hlsFragDecrypted",t.FRAG_PARSING_INIT_SEGMENT="hlsFragParsingInitSegment",t.FRAG_PARSING_USERDATA="hlsFragParsingUserdata",t.FRAG_PARSING_METADATA="hlsFragParsingMetadata",t.FRAG_PARSED="hlsFragParsed",t.FRAG_BUFFERED="hlsFragBuffered",t.FRAG_CHANGED="hlsFragChanged",t.FPS_DROP="hlsFpsDrop",t.FPS_DROP_LEVEL_CAPPING="hlsFpsDropLevelCapping",t.ERROR="hlsError",t.DESTROYING="hlsDestroying",t.KEY_LOADING="hlsKeyLoading",t.KEY_LOADED="hlsKeyLoaded",t.LIVE_BACK_BUFFER_REACHED="hlsLiveBackBufferReached",t.BACK_BUFFER_REACHED="hlsBackBufferReached"}(i||(i={}))},"./src/hls.ts":function(t,e,r){"use 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0,this.bufferController=void 0,this.capLevelController=void 0,this.latencyController=void 0,this.levelController=void 0,this.streamController=void 0,this.audioTrackController=void 0,this.subtitleTrackController=void 0,this.emeController=void 0,this.cmcdController=void 0,this._media=null,this.url=null;var r=this.config=Object(f.mergeConfig)(t.DefaultConfig,e);this.userConfig=e,Object(h.enableLogs)(r.debug),this._autoLevelCapping=-1,r.progressive&&Object(f.enableStreamingMode)(r);var i=r.abrController,d=r.bufferController,v=r.capLevelController,p=r.fpsController,m=this.abrController=new i(this),y=this.bufferController=new d(this),E=this.capLevelController=new v(this),T=new p(this),S=new n.default(this),b=new s.default(this),L=new a.default(this),A=this.levelController=new l.default(this),D=new u.FragmentTracker(this),R=this.streamController=new c.default(this,D);E.setStreamController(R),T.setStreamController(R);var k=[A,R];this.networkControllers=k;var 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i=[null];i.push.apply(i,e);var n=new(Function.bind.apply(t,i));return r&&o(n,r.prototype),n},a.apply(null,arguments)}function o(t,e){return o=Object.setPrototypeOf||function(t,e){return t.__proto__=e,t},o(t,e)}function l(t){return l=Object.setPrototypeOf?Object.getPrototypeOf:function(t){return t.__proto__||Object.getPrototypeOf(t)},l(t)}var u=Math.pow(2,17),c=function(){function t(t){this.config=void 0,this.loader=null,this.partLoadTimeout=-1,this.config=t}var e=t.prototype;return e.destroy=function(){this.loader&&(this.loader.destroy(),this.loader=null)},e.abort=function(){this.loader&&this.loader.abort()},e.load=function(t,e){var r=this,i=t.url;if(!i)return Promise.reject(new h({type:n.ErrorTypes.NETWORK_ERROR,details:n.ErrorDetails.FRAG_LOAD_ERROR,fatal:!1,frag:t,networkDetails:null},"Fragment does not have a "+(i?"part list":"url")));this.abort();var s=this.config,a=s.fLoader,o=s.loader;return new Promise((function(i,l){r.loader&&r.loader.destroy();var c=r.loader=t.loader=a?new a(s):new o(s),f=d(t),g={timeout:s.fragLoadingTimeOut,maxRetry:0,retryDelay:0,maxRetryDelay:s.fragLoadingMaxRetryTimeout,highWaterMark:u};t.stats=c.stats,c.load(f,g,{onSuccess:function(e,n,s,a){r.resetLoader(t,c),i({frag:t,part:null,payload:e.data,networkDetails:a})},onError:function(e,i,s){r.resetLoader(t,c),l(new h({type:n.ErrorTypes.NETWORK_ERROR,details:n.ErrorDetails.FRAG_LOAD_ERROR,fatal:!1,frag:t,response:e,networkDetails:s}))},onAbort:function(e,i,s){r.resetLoader(t,c),l(new h({type:n.ErrorTypes.NETWORK_ERROR,details:n.ErrorDetails.INTERNAL_ABORTED,fatal:!1,frag:t,networkDetails:s}))},onTimeout:function(e,i,s){r.resetLoader(t,c),l(new h({type:n.ErrorTypes.NETWORK_ERROR,details:n.ErrorDetails.FRAG_LOAD_TIMEOUT,fatal:!1,frag:t,networkDetails:s}))},onProgress:function(r,i,n,s){e&&e({frag:t,part:null,payload:n,networkDetails:s})}})}))},e.loadPart=function(t,e,r){var i=this;this.abort();var s=this.config,a=s.fLoader,o=s.loader;return new Promise((function(l,c){i.loader&&i.loader.destroy();var f=i.loader=t.loader=a?new a(s):new o(s),g=d(t,e),v={timeout:s.fragLoadingTimeOut,maxRetry:0,retryDelay:0,maxRetryDelay:s.fragLoadingMaxRetryTimeout,highWaterMark:u};e.stats=f.stats,f.load(g,v,{onSuccess:function(n,s,a,o){i.resetLoader(t,f),i.updateStatsFromPart(t,e);var u={frag:t,part:e,payload:n.data,networkDetails:o};r(u),l(u)},onError:function(r,s,a){i.resetLoader(t,f),c(new h({type:n.ErrorTypes.NETWORK_ERROR,details:n.ErrorDetails.FRAG_LOAD_ERROR,fatal:!1,frag:t,part:e,response:r,networkDetails:a}))},onAbort:function(r,s,a){t.stats.aborted=e.stats.aborted,i.resetLoader(t,f),c(new h({type:n.ErrorTypes.NETWORK_ERROR,details:n.ErrorDetails.INTERNAL_ABORTED,fatal:!1,frag:t,part:e,networkDetails:a}))},onTimeout:function(r,s,a){i.resetLoader(t,f),c(new h({type:n.ErrorTypes.NETWORK_ERROR,details:n.ErrorDetails.FRAG_LOAD_TIMEOUT,fatal:!1,frag:t,part:e,networkDetails:a}))}})}))},e.updateStatsFromPart=function(t,e){var r=t.stats,i=e.stats,n=i.total;if(r.loaded+=i.loaded,n){var s=Math.round(t.duration/e.duration),a=Math.min(Math.round(r.loaded/n),s),o=(s-a)*Math.round(r.loaded/a);r.total=r.loaded+o}else r.total=Math.max(r.loaded,r.total);var l=r.loading,u=i.loading;l.start?l.first+=u.first-u.start:(l.start=u.start,l.first=u.first),l.end=u.end},e.resetLoader=function(t,e){t.loader=null,this.loader===e&&(self.clearTimeout(this.partLoadTimeout),this.loader=null),e.destroy()},t}();function d(t,e){void 0===e&&(e=null);var r=e||t,n={frag:t,part:e,responseType:"arraybuffer",url:r.url,headers:{},rangeStart:0,rangeEnd:0},s=r.byteRangeStartOffset,a=r.byteRangeEndOffset;return Object(i.isFiniteNumber)(s)&&Object(i.isFiniteNumber)(a)&&(n.rangeStart=s,n.rangeEnd=a),n}var h=function(t){var e,r;function i(e){for(var r,i=arguments.length,n=new Array(i>1?i-1:0),s=1;s<i;s++)n[s-1]=arguments[s];return(r=t.call.apply(t,[this].concat(n))||this).data=void 0,r.data=e,r}return r=t,(e=i).prototype=Object.create(r.prototype),e.prototype.constructor=e,o(e,r),i}(s(Error))},"./src/loader/fragment.ts":function(t,e,r){"use strict";r.r(e),r.d(e,"ElementaryStreamTypes",(function(){return i})),r.d(e,"BaseSegment",(function(){return f})),r.d(e,"Fragment",(function(){return g})),r.d(e,"Part",(function(){return v}));var i,n=r("./src/polyfills/number.ts"),s=r("./node_modules/url-toolkit/src/url-toolkit.js"),a=r("./src/utils/logger.ts"),o=r("./src/loader/level-key.ts"),l=r("./src/loader/load-stats.ts");function u(t,e){t.prototype=Object.create(e.prototype),t.prototype.constructor=t,c(t,e)}function c(t,e){return c=Object.setPrototypeOf||function(t,e){return t.__proto__=e,t},c(t,e)}function d(t,e){for(var r=0;r<e.length;r++){var i=e[r];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(t,i.key,i)}}function h(t,e,r){return e&&d(t.prototype,e),r&&d(t,r),t}!function(t){t.AUDIO="audio",t.VIDEO="video",t.AUDIOVIDEO="audiovideo"}(i||(i={}));var f=function(){function t(t){var e;this._byteRange=null,this._url=null,this.baseurl=void 0,this.relurl=void 0,this.elementaryStreams=((e={})[i.AUDIO]=null,e[i.VIDEO]=null,e[i.AUDIOVIDEO]=null,e),this.baseurl=t}return t.prototype.setByteRange=function(t,e){var r=t.split("@",2),i=[];1===r.length?i[0]=e?e.byteRangeEndOffset:0:i[0]=parseInt(r[1]),i[1]=parseInt(r[0])+i[0],this._byteRange=i},h(t,[{key:"byteRange",get:function(){return this._byteRange?this._byteRange:[]}},{key:"byteRangeStartOffset",get:function(){return this.byteRange[0]}},{key:"byteRangeEndOffset",get:function(){return this.byteRange[1]}},{key:"url",get:function(){return!this._url&&this.baseurl&&this.relurl&&(this._url=Object(s.buildAbsoluteURL)(this.baseurl,this.relurl,{alwaysNormalize:!0})),this._url||""},set:function(t){this._url=t}}]),t}(),g=function(t){function e(e,r){var i;return(i=t.call(this,r)||this)._decryptdata=null,i.rawProgramDateTime=null,i.programDateTime=null,i.tagList=[],i.duration=0,i.sn=0,i.levelkey=void 0,i.type=void 0,i.loader=null,i.level=-1,i.cc=0,i.startPTS=void 0,i.endPTS=void 0,i.appendedPTS=void 0,i.startDTS=void 0,i.endDTS=void 0,i.start=0,i.deltaPTS=void 0,i.maxStartPTS=void 0,i.minEndPTS=void 0,i.stats=new l.LoadStats,i.urlId=0,i.data=void 0,i.bitrateTest=!1,i.title=null,i.initSegment=null,i.type=e,i}u(e,t);var r=e.prototype;return r.createInitializationVector=function(t){for(var e=new Uint8Array(16),r=12;r<16;r++)e[r]=t>>8*(15-r)&255;return e},r.setDecryptDataFromLevelKey=function(t,e){var r=t;return"AES-128"===(null==t?void 0:t.method)&&t.uri&&!t.iv&&((r=o.LevelKey.fromURI(t.uri)).method=t.method,r.iv=this.createInitializationVector(e),r.keyFormat="identity"),r},r.setElementaryStreamInfo=function(t,e,r,i,n,s){void 0===s&&(s=!1);var a=this.elementaryStreams,o=a[t];o?(o.startPTS=Math.min(o.startPTS,e),o.endPTS=Math.max(o.endPTS,r),o.startDTS=Math.min(o.startDTS,i),o.endDTS=Math.max(o.endDTS,n)):a[t]={startPTS:e,endPTS:r,startDTS:i,endDTS:n,partial:s}},r.clearElementaryStreamInfo=function(){var t=this.elementaryStreams;t[i.AUDIO]=null,t[i.VIDEO]=null,t[i.AUDIOVIDEO]=null},h(e,[{key:"decryptdata",get:function(){if(!this.levelkey&&!this._decryptdata)return null;if(!this._decryptdata&&this.levelkey){var t=this.sn;"number"!=typeof t&&(this.levelkey&&"AES-128"===this.levelkey.method&&!this.levelkey.iv&&a.logger.warn('missing IV for initialization segment with method="'+this.levelkey.method+'" - compliance issue'),t=0),this._decryptdata=this.setDecryptDataFromLevelKey(this.levelkey,t)}return this._decryptdata}},{key:"end",get:function(){return this.start+this.duration}},{key:"endProgramDateTime",get:function(){if(null===this.programDateTime)return null;if(!Object(n.isFiniteNumber)(this.programDateTime))return null;var t=Object(n.isFiniteNumber)(this.duration)?this.duration:0;return this.programDateTime+1e3*t}},{key:"encrypted",get:function(){var t;return!(null===(t=this.decryptdata)||void 0===t||!t.keyFormat||!this.decryptdata.uri)}}]),e}(f),v=function(t){function e(e,r,i,n,s){var a;(a=t.call(this,i)||this).fragOffset=0,a.duration=0,a.gap=!1,a.independent=!1,a.relurl=void 0,a.fragment=void 0,a.index=void 0,a.stats=new l.LoadStats,a.duration=e.decimalFloatingPoint("DURATION"),a.gap=e.bool("GAP"),a.independent=e.bool("INDEPENDENT"),a.relurl=e.enumeratedString("URI"),a.fragment=r,a.index=n;var o=e.enumeratedString("BYTERANGE");return o&&a.setByteRange(o,s),s&&(a.fragOffset=s.fragOffset+s.duration),a}return u(e,t),h(e,[{key:"start",get:function(){return this.fragment.start+this.fragOffset}},{key:"end",get:function(){return this.start+this.duration}},{key:"loaded",get:function(){var t=this.elementaryStreams;return!!(t.audio||t.video||t.audiovideo)}}]),e}(f)},"./src/loader/key-loader.ts":function(t,e,r){"use strict";r.r(e),r.d(e,"default",(function(){return a}));var i=r("./src/events.ts"),n=r("./src/errors.ts"),s=r("./src/utils/logger.ts"),a=function(){function t(t){this.hls=void 0,this.loaders={},this.decryptkey=null,this.decrypturl=null,this.hls=t,this._registerListeners()}var e=t.prototype;return e._registerListeners=function(){this.hls.on(i.Events.KEY_LOADING,this.onKeyLoading,this)},e._unregisterListeners=function(){this.hls.off(i.Events.KEY_LOADING,this.onKeyLoading)},e.destroy=function(){for(var t in this._unregisterListeners(),this.loaders){var e=this.loaders[t];e&&e.destroy()}this.loaders={}},e.onKeyLoading=function(t,e){var r=e.frag,n=r.type,a=this.loaders[n];if(r.decryptdata){var o=r.decryptdata.uri;if(o!==this.decrypturl||null===this.decryptkey){var l=this.hls.config;if(a&&(s.logger.warn("abort previous key loader for type:"+n),a.abort()),!o)return void s.logger.warn("key uri is falsy");var u=l.loader,c=r.loader=this.loaders[n]=new u(l);this.decrypturl=o,this.decryptkey=null;var d={url:o,frag:r,responseType:"arraybuffer"},h={timeout:l.fragLoadingTimeOut,maxRetry:0,retryDelay:l.fragLoadingRetryDelay,maxRetryDelay:l.fragLoadingMaxRetryTimeout,highWaterMark:0},f={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this)};c.load(d,h,f)}else this.decryptkey&&(r.decryptdata.key=this.decryptkey,this.hls.trigger(i.Events.KEY_LOADED,{frag:r}))}else s.logger.warn("Missing decryption data on fragment in onKeyLoading")},e.loadsuccess=function(t,e,r){var n=r.frag;n.decryptdata?(this.decryptkey=n.decryptdata.key=new Uint8Array(t.data),n.loader=null,delete this.loaders[n.type],this.hls.trigger(i.Events.KEY_LOADED,{frag:n})):s.logger.error("after key load, decryptdata unset")},e.loaderror=function(t,e){var r=e.frag,s=r.loader;s&&s.abort(),delete this.loaders[r.type],this.hls.trigger(i.Events.ERROR,{type:n.ErrorTypes.NETWORK_ERROR,details:n.ErrorDetails.KEY_LOAD_ERROR,fatal:!1,frag:r,response:t})},e.loadtimeout=function(t,e){var r=e.frag,s=r.loader;s&&s.abort(),delete this.loaders[r.type],this.hls.trigger(i.Events.ERROR,{type:n.ErrorTypes.NETWORK_ERROR,details:n.ErrorDetails.KEY_LOAD_TIMEOUT,fatal:!1,frag:r})},t}()},"./src/loader/level-details.ts":function(t,e,r){"use strict";r.r(e),r.d(e,"LevelDetails",(function(){return s}));var i=r("./src/polyfills/number.ts");function n(t,e){for(var r=0;r<e.length;r++){var i=e[r];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(t,i.key,i)}}var s=function(){function t(t){this.PTSKnown=!1,this.alignedSliding=!1,this.averagetargetduration=void 0,this.endCC=0,this.endSN=0,this.fragments=void 0,this.fragmentHint=void 0,this.partList=null,this.live=!0,this.ageHeader=0,this.advancedDateTime=void 0,this.updated=!0,this.advanced=!0,this.availabilityDelay=void 0,this.misses=0,this.needSidxRanges=!1,this.startCC=0,this.startSN=0,this.startTimeOffset=null,this.targetduration=0,this.totalduration=0,this.type=null,this.url=void 0,this.m3u8="",this.version=null,this.canBlockReload=!1,this.canSkipUntil=0,this.canSkipDateRanges=!1,this.skippedSegments=0,this.recentlyRemovedDateranges=void 0,this.partHoldBack=0,this.holdBack=0,this.partTarget=0,this.preloadHint=void 0,this.renditionReports=void 0,this.tuneInGoal=0,this.deltaUpdateFailed=void 0,this.driftStartTime=0,this.driftEndTime=0,this.driftStart=0,this.driftEnd=0,this.fragments=[],this.url=t}var e,r;return t.prototype.reloaded=function(t){if(!t)return this.advanced=!0,void(this.updated=!0);var e=this.lastPartSn-t.lastPartSn,r=this.lastPartIndex-t.lastPartIndex;this.updated=this.endSN!==t.endSN||!!r||!!e,this.advanced=this.endSN>t.endSN||e>0||0===e&&r>0,this.updated||this.advanced?this.misses=Math.floor(.6*t.misses):this.misses=t.misses+1,this.availabilityDelay=t.availabilityDelay},e=t,(r=[{key:"hasProgramDateTime",get:function(){return!!this.fragments.length&&Object(i.isFiniteNumber)(this.fragments[this.fragments.length-1].programDateTime)}},{key:"levelTargetDuration",get:function(){return this.averagetargetduration||this.targetduration||10}},{key:"drift",get:function(){var t=this.driftEndTime-this.driftStartTime;return t>0?1e3*(this.driftEnd-this.driftStart)/t:1}},{key:"edge",get:function(){return this.partEnd||this.fragmentEnd}},{key:"partEnd",get:function(){var t;return null!==(t=this.partList)&&void 0!==t&&t.length?this.partList[this.partList.length-1].end:this.fragmentEnd}},{key:"fragmentEnd",get:function(){var t;return null!==(t=this.fragments)&&void 0!==t&&t.length?this.fragments[this.fragments.length-1].end:0}},{key:"age",get:function(){return this.advancedDateTime?Math.max(Date.now()-this.advancedDateTime,0)/1e3:0}},{key:"lastPartIndex",get:function(){var t;return null!==(t=this.partList)&&void 0!==t&&t.length?this.partList[this.partList.length-1].index:-1}},{key:"lastPartSn",get:function(){var t;return null!==(t=this.partList)&&void 0!==t&&t.length?this.partList[this.partList.length-1].fragment.sn:this.endSN}}])&&n(e.prototype,r),t}()},"./src/loader/level-key.ts":function(t,e,r){"use strict";r.r(e),r.d(e,"LevelKey",(function(){return s}));var i=r("./node_modules/url-toolkit/src/url-toolkit.js");function n(t,e){for(var r=0;r<e.length;r++){var i=e[r];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(t,i.key,i)}}var s=function(){function t(t,e){this._uri=null,this.method=null,this.keyFormat=null,this.keyFormatVersions=null,this.keyID=null,this.key=null,this.iv=null,this._uri=e?Object(i.buildAbsoluteURL)(t,e,{alwaysNormalize:!0}):t}var e,r;return t.fromURL=function(e,r){return new t(e,r)},t.fromURI=function(e){return new t(e)},e=t,(r=[{key:"uri",get:function(){return this._uri}}])&&n(e.prototype,r),t}()},"./src/loader/load-stats.ts":function(t,e,r){"use strict";r.r(e),r.d(e,"LoadStats",(function(){return i}));var i=function(){this.aborted=!1,this.loaded=0,this.retry=0,this.total=0,this.chunkCount=0,this.bwEstimate=0,this.loading={start:0,first:0,end:0},this.parsing={start:0,end:0},this.buffering={start:0,first:0,end:0}}},"./src/loader/m3u8-parser.ts":function(t,e,r){"use strict";r.r(e),r.d(e,"default",(function(){return p}));var i=r("./src/polyfills/number.ts"),n=r("./node_modules/url-toolkit/src/url-toolkit.js"),s=r("./src/loader/fragment.ts"),a=r("./src/loader/level-details.ts"),o=r("./src/loader/level-key.ts"),l=r("./src/utils/attr-list.ts"),u=r("./src/utils/logger.ts"),c=r("./src/utils/codecs.ts"),d=/#EXT-X-STREAM-INF:([^\r\n]*)(?:[\r\n](?:#[^\r\n]*)?)*([^\r\n]+)|#EXT-X-SESSION-DATA:([^\r\n]*)[\r\n]+/g,h=/#EXT-X-MEDIA:(.*)/g,f=new RegExp([/#EXTINF:\s*(\d*(?:\.\d+)?)(?:,(.*)\s+)?/.source,/(?!#) *(\S[\S ]*)/.source,/#EXT-X-BYTERANGE:*(.+)/.source,/#EXT-X-PROGRAM-DATE-TIME:(.+)/.source,/#.*/.source].join("|"),"g"),g=new RegExp([/#(EXTM3U)/.source,/#EXT-X-(PLAYLIST-TYPE):(.+)/.source,/#EXT-X-(MEDIA-SEQUENCE): *(\d+)/.source,/#EXT-X-(SKIP):(.+)/.source,/#EXT-X-(TARGETDURATION): *(\d+)/.source,/#EXT-X-(KEY):(.+)/.source,/#EXT-X-(START):(.+)/.source,/#EXT-X-(ENDLIST)/.source,/#EXT-X-(DISCONTINUITY-SEQ)UENCE: 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l.AttrList(i[1]),u={attrs:o,bitrate:o.decimalInteger("AVERAGE-BANDWIDTH")||o.decimalInteger("BANDWIDTH"),name:o.NAME,url:t.resolve(i[2],r)},c=o.decimalResolution("RESOLUTION");c&&(u.width=c.width,u.height=c.height),m((o.CODECS||"").split(/[ ,]+/).filter((function(t){return t})),u),u.videoCodec&&-1!==u.videoCodec.indexOf("avc1")&&(u.videoCodec=t.convertAVC1ToAVCOTI(u.videoCodec)),n.push(u)}else if(i[3]){var h=new l.AttrList(i[3]);h["DATA-ID"]&&(a=!0,s[h["DATA-ID"]]=h)}return{levels:n,sessionData:a?s:null}},t.parseMasterPlaylistMedia=function(e,r,i,n){var s;void 0===n&&(n=[]);var a=[],o=0;for(h.lastIndex=0;null!==(s=h.exec(e));){var u=new l.AttrList(s[1]);if(u.TYPE===i){var c={attrs:u,bitrate:0,id:o++,groupId:u["GROUP-ID"],instreamId:u["INSTREAM-ID"],name:u.NAME||u.LANGUAGE||"",type:i,default:u.bool("DEFAULT"),autoselect:u.bool("AUTOSELECT"),forced:u.bool("FORCED"),lang:u.LANGUAGE,url:u.URI?t.resolve(u.URI,r):""};if(n.length){var d=t.findGroup(n,c.groupId)||n[0];y(c,d,"audioCodec"),y(c,d,"textCodec")}a.push(c)}}return a},t.parseLevelPlaylist=function(t,e,r,c,d){var h,p,m,y=new a.LevelDetails(e),T=y.fragments,S=null,b=0,L=0,A=0,D=0,R=null,k=new s.Fragment(c,e),_=-1,I=!1;for(f.lastIndex=0,y.m3u8=t;null!==(h=f.exec(t));){I&&(I=!1,(k=new s.Fragment(c,e)).start=A,k.sn=b,k.cc=D,k.level=r,S&&(k.initSegment=S,k.rawProgramDateTime=S.rawProgramDateTime));var C=h[1];if(C){k.duration=parseFloat(C);var O=(" "+h[2]).slice(1);k.title=O||null,k.tagList.push(O?["INF",C,O]:["INF",C])}else if(h[3])Object(i.isFiniteNumber)(k.duration)&&(k.start=A,m&&(k.levelkey=m),k.sn=b,k.level=r,k.cc=D,k.urlId=d,T.push(k),k.relurl=(" "+h[3]).slice(1),E(k,R),R=k,A+=k.duration,b++,L=0,I=!0);else if(h[4]){var w=(" "+h[4]).slice(1);R?k.setByteRange(w,R):k.setByteRange(w)}else if(h[5])k.rawProgramDateTime=(" "+h[5]).slice(1),k.tagList.push(["PROGRAM-DATE-TIME",k.rawProgramDateTime]),-1===_&&(_=T.length);else{if(!(h=h[0].match(g))){u.logger.warn("No matches on slow regex match for level playlist!");continue}for(p=1;p<h.length&&void 0===h[p];p++);var x=(" "+h[p]).slice(1),P=(" "+h[p+1]).slice(1),F=h[p+2]?(" "+h[p+2]).slice(1):"";switch(x){case"PLAYLIST-TYPE":y.type=P.toUpperCase();break;case"MEDIA-SEQUENCE":b=y.startSN=parseInt(P);break;case"SKIP":var M=new l.AttrList(P),N=M.decimalInteger("SKIPPED-SEGMENTS");if(Object(i.isFiniteNumber)(N)){y.skippedSegments=N;for(var B=N;B--;)T.unshift(null);b+=N}var U=M.enumeratedString("RECENTLY-REMOVED-DATERANGES");U&&(y.recentlyRemovedDateranges=U.split("\t"));break;case"TARGETDURATION":y.targetduration=parseFloat(P);break;case"VERSION":y.version=parseInt(P);break;case"EXTM3U":break;case"ENDLIST":y.live=!1;break;case"#":(P||F)&&k.tagList.push(F?[P,F]:[P]);break;case"DIS":D++;case"GAP":k.tagList.push([x]);break;case"BITRATE":k.tagList.push([x,P]);break;case"DISCONTINUITY-SEQ":D=parseInt(P);break;case"KEY":var G,j=new l.AttrList(P),K=j.enumeratedString("METHOD"),H=j.URI,V=j.hexadecimalInteger("IV"),W=j.enumeratedString("KEYFORMATVERSIONS"),Y=j.enumeratedString("KEYID"),q=null!=(G=j.enumeratedString("KEYFORMAT"))?G:"identity";if(["com.apple.streamingkeydelivery","com.microsoft.playready","urn:uuid:edef8ba9-79d6-4ace-a3c8-27dcd51d21ed","com.widevine"].indexOf(q)>-1){u.logger.warn("Keyformat "+q+" is not supported from the manifest");continue}if("identity"!==q)continue;K&&(m=o.LevelKey.fromURL(e,H),H&&["AES-128","SAMPLE-AES","SAMPLE-AES-CENC"].indexOf(K)>=0&&(m.method=K,m.keyFormat=q,Y&&(m.keyID=Y),W&&(m.keyFormatVersions=W),m.iv=V));break;case"START":var X=new l.AttrList(P).decimalFloatingPoint("TIME-OFFSET");Object(i.isFiniteNumber)(X)&&(y.startTimeOffset=X);break;case"MAP":var z=new l.AttrList(P);k.relurl=z.URI,z.BYTERANGE&&k.setByteRange(z.BYTERANGE),k.level=r,k.sn="initSegment",m&&(k.levelkey=m),k.initSegment=null,S=k,I=!0;break;case"SERVER-CONTROL":var Q=new l.AttrList(P);y.canBlockReload=Q.bool("CAN-BLOCK-RELOAD"),y.canSkipUntil=Q.optionalFloat("CAN-SKIP-UNTIL",0),y.canSkipDateRanges=y.canSkipUntil>0&&Q.bool("CAN-SKIP-DATERANGES"),y.partHoldBack=Q.optionalFloat("PART-HOLD-BACK",0),y.holdBack=Q.optionalFloat("HOLD-BACK",0);break;case"PART-INF":var $=new l.AttrList(P);y.partTarget=$.decimalFloatingPoint("PART-TARGET");break;case"PART":var J=y.partList;J||(J=y.partList=[]);var Z=L>0?J[J.length-1]:void 0,tt=L++,et=new s.Part(new l.AttrList(P),k,e,tt,Z);J.push(et),k.duration+=et.duration;break;case"PRELOAD-HINT":var rt=new l.AttrList(P);y.preloadHint=rt;break;case"RENDITION-REPORT":var it=new l.AttrList(P);y.renditionReports=y.renditionReports||[],y.renditionReports.push(it);break;default:u.logger.warn("line parsed but not handled: "+h)}}}R&&!R.relurl?(T.pop(),A-=R.duration,y.partList&&(y.fragmentHint=R)):y.partList&&(E(k,R),k.cc=D,y.fragmentHint=k);var nt=T.length,st=T[0],at=T[nt-1];if((A+=y.skippedSegments*y.targetduration)>0&&nt&&at){y.averagetargetduration=A/nt;var ot=at.sn;y.endSN="initSegment"!==ot?ot:0,st&&(y.startCC=st.cc,st.initSegment||y.fragments.every((function(t){return t.relurl&&(e=t.relurl,v.test(null!=(r=null===(i=n.parseURL(e))||void 0===i?void 0:i.path)?r:""));var e,r,i}))&&(u.logger.warn("MP4 fragments found but no init segment (probably no MAP, incomplete M3U8), trying to fetch SIDX"),(k=new s.Fragment(c,e)).relurl=at.relurl,k.level=r,k.sn="initSegment",st.initSegment=k,y.needSidxRanges=!0))}else y.endSN=0,y.startCC=0;return y.fragmentHint&&(A+=y.fragmentHint.duration),y.totalduration=A,y.endCC=D,_>0&&function(t,e){for(var r=t[e],i=e;i--;){var n=t[i];if(!n)return;n.programDateTime=r.programDateTime-1e3*n.duration,r=n}}(T,_),y},t}();function m(t,e){["video","audio","text"].forEach((function(r){var i=t.filter((function(t){return Object(c.isCodecType)(t,r)}));if(i.length){var n=i.filter((function(t){return 0===t.lastIndexOf("avc1",0)||0===t.lastIndexOf("mp4a",0)}));e[r+"Codec"]=n.length>0?n[0]:i[0],t=t.filter((function(t){return-1===i.indexOf(t)}))}})),e.unknownCodecs=t}function y(t,e,r){var i=e[r];i&&(t[r]=i)}function E(t,e){t.rawProgramDateTime?t.programDateTime=Date.parse(t.rawProgramDateTime):null!=e&&e.programDateTime&&(t.programDateTime=e.endProgramDateTime),Object(i.isFiniteNumber)(t.programDateTime)||(t.programDateTime=null,t.rawProgramDateTime=null)}},"./src/loader/playlist-loader.ts":function(t,e,r){"use strict";r.r(e);var i=r("./src/polyfills/number.ts"),n=r("./src/events.ts"),s=r("./src/errors.ts"),a=r("./src/utils/logger.ts"),o=r("./src/utils/mp4-tools.ts"),l=r("./src/loader/m3u8-parser.ts"),u=r("./src/types/loader.ts"),c=r("./src/utils/attr-list.ts");function d(t,e){var r=t.url;return void 0!==r&&0!==r.indexOf("data:")||(r=e.url),r}var h=function(){function t(t){this.hls=void 0,this.loaders=Object.create(null),this.hls=t,this.registerListeners()}var e=t.prototype;return e.registerListeners=function(){var t=this.hls;t.on(n.Events.MANIFEST_LOADING,this.onManifestLoading,this),t.on(n.Events.LEVEL_LOADING,this.onLevelLoading,this),t.on(n.Events.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),t.on(n.Events.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)},e.unregisterListeners=function(){var t=this.hls;t.off(n.Events.MANIFEST_LOADING,this.onManifestLoading,this),t.off(n.Events.LEVEL_LOADING,this.onLevelLoading,this),t.off(n.Events.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),t.off(n.Events.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)},e.createInternalLoader=function(t){var e=this.hls.config,r=e.pLoader,i=e.loader,n=new(r||i)(e);return t.loader=n,this.loaders[t.type]=n,n},e.getInternalLoader=function(t){return this.loaders[t.type]},e.resetInternalLoader=function(t){this.loaders[t]&&delete this.loaders[t]},e.destroyInternalLoaders=function(){for(var t in this.loaders){var e=this.loaders[t];e&&e.destroy(),this.resetInternalLoader(t)}},e.destroy=function(){this.unregisterListeners(),this.destroyInternalLoaders()},e.onManifestLoading=function(t,e){var r=e.url;this.load({id:null,groupId:null,level:0,responseType:"text",type:u.PlaylistContextType.MANIFEST,url:r,deliveryDirectives:null})},e.onLevelLoading=function(t,e){var r=e.id,i=e.level,n=e.url,s=e.deliveryDirectives;this.load({id:r,groupId:null,level:i,responseType:"text",type:u.PlaylistContextType.LEVEL,url:n,deliveryDirectives:s})},e.onAudioTrackLoading=function(t,e){var r=e.id,i=e.groupId,n=e.url,s=e.deliveryDirectives;this.load({id:r,groupId:i,level:null,responseType:"text",type:u.PlaylistContextType.AUDIO_TRACK,url:n,deliveryDirectives:s})},e.onSubtitleTrackLoading=function(t,e){var r=e.id,i=e.groupId,n=e.url,s=e.deliveryDirectives;this.load({id:r,groupId:i,level:null,responseType:"text",type:u.PlaylistContextType.SUBTITLE_TRACK,url:n,deliveryDirectives:s})},e.load=function(t){var e,r,i,n,s,o,l=this.hls.config,c=this.getInternalLoader(t);if(c){var d=c.context;if(d&&d.url===t.url)return void a.logger.trace("[playlist-loader]: playlist request ongoing");a.logger.log("[playlist-loader]: aborting previous loader for type: "+t.type),c.abort()}switch(t.type){case u.PlaylistContextType.MANIFEST:r=l.manifestLoadingMaxRetry,i=l.manifestLoadingTimeOut,n=l.manifestLoadingRetryDelay,s=l.manifestLoadingMaxRetryTimeout;break;case u.PlaylistContextType.LEVEL:case u.PlaylistContextType.AUDIO_TRACK:case u.PlaylistContextType.SUBTITLE_TRACK:r=0,i=l.levelLoadingTimeOut;break;default:r=l.levelLoadingMaxRetry,i=l.levelLoadingTimeOut,n=l.levelLoadingRetryDelay,s=l.levelLoadingMaxRetryTimeout}if(c=this.createInternalLoader(t),null!==(e=t.deliveryDirectives)&&void 0!==e&&e.part&&(t.type===u.PlaylistContextType.LEVEL&&null!==t.level?o=this.hls.levels[t.level].details:t.type===u.PlaylistContextType.AUDIO_TRACK&&null!==t.id?o=this.hls.audioTracks[t.id].details:t.type===u.PlaylistContextType.SUBTITLE_TRACK&&null!==t.id&&(o=this.hls.subtitleTracks[t.id].details),o)){var h=o.partTarget,f=o.targetduration;h&&f&&(i=Math.min(1e3*Math.max(3*h,.8*f),i))}var g={timeout:i,maxRetry:r,retryDelay:n,maxRetryDelay:s,highWaterMark:0},v={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this)};c.load(t,g,v)},e.loadsuccess=function(t,e,r,i){if(void 0===i&&(i=null),r.isSidxRequest)return this.handleSidxRequest(t,r),void this.handlePlaylistLoaded(t,e,r,i);this.resetInternalLoader(r.type);var n=t.data;0===n.indexOf("#EXTM3U")?(e.parsing.start=performance.now(),n.indexOf("#EXTINF:")>0||n.indexOf("#EXT-X-TARGETDURATION:")>0?this.handleTrackOrLevelPlaylist(t,e,r,i):this.handleMasterPlaylist(t,e,r,i)):this.handleManifestParsingError(t,r,"no EXTM3U delimiter",i)},e.loaderror=function(t,e,r){void 0===r&&(r=null),this.handleNetworkError(e,r,!1,t)},e.loadtimeout=function(t,e,r){void 0===r&&(r=null),this.handleNetworkError(e,r,!0)},e.handleMasterPlaylist=function(t,e,r,i){var s=this.hls,o=t.data,u=d(t,r),h=l.default.parseMasterPlaylist(o,u),f=h.levels,g=h.sessionData;if(f.length){var v=f.map((function(t){return{id:t.attrs.AUDIO,audioCodec:t.audioCodec}})),p=f.map((function(t){return{id:t.attrs.SUBTITLES,textCodec:t.textCodec}})),m=l.default.parseMasterPlaylistMedia(o,u,"AUDIO",v),y=l.default.parseMasterPlaylistMedia(o,u,"SUBTITLES",p),E=l.default.parseMasterPlaylistMedia(o,u,"CLOSED-CAPTIONS");m.length&&(m.some((function(t){return!t.url}))||!f[0].audioCodec||f[0].attrs.AUDIO||(a.logger.log("[playlist-loader]: audio codec signaled in quality level, but no embedded audio track signaled, create one"),m.unshift({type:"main",name:"main",default:!1,autoselect:!1,forced:!1,id:-1,attrs:new c.AttrList({}),bitrate:0,url:""}))),s.trigger(n.Events.MANIFEST_LOADED,{levels:f,audioTracks:m,subtitles:y,captions:E,url:u,stats:e,networkDetails:i,sessionData:g})}else this.handleManifestParsingError(t,r,"no level found in manifest",i)},e.handleTrackOrLevelPlaylist=function(t,e,r,a){var o=this.hls,h=r.id,f=r.level,g=r.type,v=d(t,r),p=Object(i.isFiniteNumber)(h)?h:0,m=Object(i.isFiniteNumber)(f)?f:p,y=function(t){switch(t.type){case u.PlaylistContextType.AUDIO_TRACK:return u.PlaylistLevelType.AUDIO;case u.PlaylistContextType.SUBTITLE_TRACK:return u.PlaylistLevelType.SUBTITLE;default:return u.PlaylistLevelType.MAIN}}(r),E=l.default.parseLevelPlaylist(t.data,v,m,y,p);if(E.fragments.length){if(g===u.PlaylistContextType.MANIFEST){var T={attrs:new c.AttrList({}),bitrate:0,details:E,name:"",url:v};o.trigger(n.Events.MANIFEST_LOADED,{levels:[T],audioTracks:[],url:v,stats:e,networkDetails:a,sessionData:null})}if(e.parsing.end=performance.now(),E.needSidxRanges){var S,b=null===(S=E.fragments[0].initSegment)||void 0===S?void 0:S.url;this.load({url:b,isSidxRequest:!0,type:g,level:f,levelDetails:E,id:h,groupId:null,rangeStart:0,rangeEnd:2048,responseType:"arraybuffer",deliveryDirectives:null})}else r.levelDetails=E,this.handlePlaylistLoaded(t,e,r,a)}else o.trigger(n.Events.ERROR,{type:s.ErrorTypes.NETWORK_ERROR,details:s.ErrorDetails.LEVEL_EMPTY_ERROR,fatal:!1,url:v,reason:"no fragments found in level",level:"number"==typeof r.level?r.level:void 0})},e.handleSidxRequest=function(t,e){var r=Object(o.parseSegmentIndex)(new Uint8Array(t.data));if(r){var i=r.references,n=e.levelDetails;i.forEach((function(t,e){var i=t.info,s=n.fragments[e];0===s.byteRange.length&&s.setByteRange(String(1+i.end-i.start)+"@"+String(i.start)),s.initSegment&&s.initSegment.setByteRange(String(r.moovEndOffset)+"@0")}))}},e.handleManifestParsingError=function(t,e,r,i){this.hls.trigger(n.Events.ERROR,{type:s.ErrorTypes.NETWORK_ERROR,details:s.ErrorDetails.MANIFEST_PARSING_ERROR,fatal:e.type===u.PlaylistContextType.MANIFEST,url:t.url,reason:r,response:t,context:e,networkDetails:i})},e.handleNetworkError=function(t,e,r,i){void 0===r&&(r=!1),a.logger.warn("[playlist-loader]: A network "+(r?"timeout":"error")+" occurred while loading "+t.type+" level: "+t.level+" id: "+t.id+' group-id: "'+t.groupId+'"');var o=s.ErrorDetails.UNKNOWN,l=!1,c=this.getInternalLoader(t);switch(t.type){case u.PlaylistContextType.MANIFEST:o=r?s.ErrorDetails.MANIFEST_LOAD_TIMEOUT:s.ErrorDetails.MANIFEST_LOAD_ERROR,l=!0;break;case u.PlaylistContextType.LEVEL:o=r?s.ErrorDetails.LEVEL_LOAD_TIMEOUT:s.ErrorDetails.LEVEL_LOAD_ERROR,l=!1;break;case u.PlaylistContextType.AUDIO_TRACK:o=r?s.ErrorDetails.AUDIO_TRACK_LOAD_TIMEOUT:s.ErrorDetails.AUDIO_TRACK_LOAD_ERROR,l=!1;break;case u.PlaylistContextType.SUBTITLE_TRACK:o=r?s.ErrorDetails.SUBTITLE_TRACK_LOAD_TIMEOUT:s.ErrorDetails.SUBTITLE_LOAD_ERROR,l=!1}c&&this.resetInternalLoader(t.type);var d={type:s.ErrorTypes.NETWORK_ERROR,details:o,fatal:l,url:t.url,loader:c,context:t,networkDetails:e};i&&(d.response=i),this.hls.trigger(n.Events.ERROR,d)},e.handlePlaylistLoaded=function(t,e,r,i){var s=r.type,a=r.level,o=r.id,l=r.groupId,c=r.loader,d=r.levelDetails,h=r.deliveryDirectives;if(null!=d&&d.targetduration){if(c)switch(d.live&&(c.getCacheAge&&(d.ageHeader=c.getCacheAge()||0),c.getCacheAge&&!isNaN(d.ageHeader)||(d.ageHeader=0)),s){case u.PlaylistContextType.MANIFEST:case u.PlaylistContextType.LEVEL:this.hls.trigger(n.Events.LEVEL_LOADED,{details:d,level:a||0,id:o||0,stats:e,networkDetails:i,deliveryDirectives:h});break;case u.PlaylistContextType.AUDIO_TRACK:this.hls.trigger(n.Events.AUDIO_TRACK_LOADED,{details:d,id:o||0,groupId:l||"",stats:e,networkDetails:i,deliveryDirectives:h});break;case u.PlaylistContextType.SUBTITLE_TRACK:this.hls.trigger(n.Events.SUBTITLE_TRACK_LOADED,{details:d,id:o||0,groupId:l||"",stats:e,networkDetails:i,deliveryDirectives:h})}}else this.handleManifestParsingError(t,r,"invalid target duration",i)},t}();e.default=h},"./src/polyfills/number.ts":function(t,e,r){"use strict";r.r(e),r.d(e,"isFiniteNumber",(function(){return i})),r.d(e,"MAX_SAFE_INTEGER",(function(){return n}));var i=Number.isFinite||function(t){return"number"==typeof t&&isFinite(t)},n=Number.MAX_SAFE_INTEGER||9007199254740991},"./src/remux/aac-helper.ts":function(t,e,r){"use strict";r.r(e);var i=function(){function t(){}return t.getSilentFrame=function(t,e){if("mp4a.40.2"===t){if(1===e)return new Uint8Array([0,200,0,128,35,128]);if(2===e)return new Uint8Array([33,0,73,144,2,25,0,35,128]);if(3===e)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,142]);if(4===e)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,128,44,128,8,2,56]);if(5===e)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,130,48,4,153,0,33,144,2,56]);if(6===e)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,130,48,4,153,0,33,144,2,0,178,0,32,8,224])}else{if(1===e)return new Uint8Array([1,64,34,128,163,78,230,128,186,8,0,0,0,28,6,241,193,10,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,94]);if(2===e)return new Uint8Array([1,64,34,128,163,94,230,128,186,8,0,0,0,0,149,0,6,241,161,10,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,94]);if(3===e)return new Uint8Array([1,64,34,128,163,94,230,128,186,8,0,0,0,0,149,0,6,241,161,10,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,94])}},t}();e.default=i},"./src/remux/mp4-generator.ts":function(t,e,r){"use strict";r.r(e);var i=Math.pow(2,32)-1,n=function(){function t(){}return t.init=function(){var e;for(e in t.types={avc1:[],avcC:[],btrt:[],dinf:[],dref:[],esds:[],ftyp:[],hdlr:[],mdat:[],mdhd:[],mdia:[],mfhd:[],minf:[],moof:[],moov:[],mp4a:[],".mp3":[],mvex:[],mvhd:[],pasp:[],sdtp:[],stbl:[],stco:[],stsc:[],stsd:[],stsz:[],stts:[],tfdt:[],tfhd:[],traf:[],trak:[],trun:[],trex:[],tkhd:[],vmhd:[],smhd:[]},t.types)t.types.hasOwnProperty(e)&&(t.types[e]=[e.charCodeAt(0),e.charCodeAt(1),e.charCodeAt(2),e.charCodeAt(3)]);var r=new Uint8Array([0,0,0,0,0,0,0,0,118,105,100,101,0,0,0,0,0,0,0,0,0,0,0,0,86,105,100,101,111,72,97,110,100,108,101,114,0]),i=new Uint8Array([0,0,0,0,0,0,0,0,115,111,117,110,0,0,0,0,0,0,0,0,0,0,0,0,83,111,117,110,100,72,97,110,100,108,101,114,0]);t.HDLR_TYPES={video:r,audio:i};var n=new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,12,117,114,108,32,0,0,0,1]),s=new Uint8Array([0,0,0,0,0,0,0,0]);t.STTS=t.STSC=t.STCO=s,t.STSZ=new Uint8Array([0,0,0,0,0,0,0,0,0,0,0,0]),t.VMHD=new Uint8Array([0,0,0,1,0,0,0,0,0,0,0,0]),t.SMHD=new Uint8Array([0,0,0,0,0,0,0,0]),t.STSD=new Uint8Array([0,0,0,0,0,0,0,1]);var a=new Uint8Array([105,115,111,109]),o=new Uint8Array([97,118,99,49]),l=new Uint8Array([0,0,0,1]);t.FTYP=t.box(t.types.ftyp,a,l,a,o),t.DINF=t.box(t.types.dinf,t.box(t.types.dref,n))},t.box=function(t){for(var e=8,r=arguments.length,i=new Array(r>1?r-1:0),n=1;n<r;n++)i[n-1]=arguments[n];for(var s=i.length,a=s;s--;)e+=i[s].byteLength;var o=new Uint8Array(e);for(o[0]=e>>24&255,o[1]=e>>16&255,o[2]=e>>8&255,o[3]=255&e,o.set(t,4),s=0,e=8;s<a;s++)o.set(i[s],e),e+=i[s].byteLength;return o},t.hdlr=function(e){return t.box(t.types.hdlr,t.HDLR_TYPES[e])},t.mdat=function(e){return t.box(t.types.mdat,e)},t.mdhd=function(e,r){r*=e;var n=Math.floor(r/(i+1)),s=Math.floor(r%(i+1));return t.box(t.types.mdhd,new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,e>>24&255,e>>16&255,e>>8&255,255&e,n>>24,n>>16&255,n>>8&255,255&n,s>>24,s>>16&255,s>>8&255,255&s,85,196,0,0]))},t.mdia=function(e){return t.box(t.types.mdia,t.mdhd(e.timescale,e.duration),t.hdlr(e.type),t.minf(e))},t.mfhd=function(e){return t.box(t.types.mfhd,new Uint8Array([0,0,0,0,e>>24,e>>16&255,e>>8&255,255&e]))},t.minf=function(e){return"audio"===e.type?t.box(t.types.minf,t.box(t.types.smhd,t.SMHD),t.DINF,t.stbl(e)):t.box(t.types.minf,t.box(t.types.vmhd,t.VMHD),t.DINF,t.stbl(e))},t.moof=function(e,r,i){return t.box(t.types.moof,t.mfhd(e),t.traf(i,r))},t.moov=function(e){for(var r=e.length,i=[];r--;)i[r]=t.trak(e[r]);return t.box.apply(null,[t.types.moov,t.mvhd(e[0].timescale,e[0].duration)].concat(i).concat(t.mvex(e)))},t.mvex=function(e){for(var r=e.length,i=[];r--;)i[r]=t.trex(e[r]);return t.box.apply(null,[t.types.mvex].concat(i))},t.mvhd=function(e,r){r*=e;var n=Math.floor(r/(i+1)),s=Math.floor(r%(i+1)),a=new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,e>>24&255,e>>16&255,e>>8&255,255&e,n>>24,n>>16&255,n>>8&255,255&n,s>>24,s>>16&255,s>>8&255,255&s,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 t.box(t.types.mvhd,a)},t.sdtp=function(e){var r,i,n=e.samples||[],s=new Uint8Array(4+n.length);for(r=0;r<n.length;r++)i=n[r].flags,s[r+4]=i.dependsOn<<4|i.isDependedOn<<2|i.hasRedundancy;return t.box(t.types.sdtp,s)},t.stbl=function(e){return t.box(t.types.stbl,t.stsd(e),t.box(t.types.stts,t.STTS),t.box(t.types.stsc,t.STSC),t.box(t.types.stsz,t.STSZ),t.box(t.types.stco,t.STCO))},t.avc1=function(e){var r,i,n,s=[],a=[];for(r=0;r<e.sps.length;r++)n=(i=e.sps[r]).byteLength,s.push(n>>>8&255),s.push(255&n),s=s.concat(Array.prototype.slice.call(i));for(r=0;r<e.pps.length;r++)n=(i=e.pps[r]).byteLength,a.push(n>>>8&255),a.push(255&n),a=a.concat(Array.prototype.slice.call(i));var o=t.box(t.types.avcC,new Uint8Array([1,s[3],s[4],s[5],255,224|e.sps.length].concat(s).concat([e.pps.length]).concat(a))),l=e.width,u=e.height,c=e.pixelRatio[0],d=e.pixelRatio[1];return t.box(t.types.avc1,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,l>>8&255,255&l,u>>8&255,255&u,0,72,0,0,0,72,0,0,0,0,0,0,0,1,18,100,97,105,108,121,109,111,116,105,111,110,47,104,108,115,46,106,115,0,0,0,0,0,0,0,0,0,0,0,0,0,0,24,17,17]),o,t.box(t.types.btrt,new Uint8Array([0,28,156,128,0,45,198,192,0,45,198,192])),t.box(t.types.pasp,new Uint8Array([c>>24,c>>16&255,c>>8&255,255&c,d>>24,d>>16&255,d>>8&255,255&d])))},t.esds=function(t){var e=t.config.length;return new Uint8Array([0,0,0,0,3,23+e,0,1,0,4,15+e,64,21,0,0,0,0,0,0,0,0,0,0,0,5].concat([e]).concat(t.config).concat([6,1,2]))},t.mp4a=function(e){var r=e.samplerate;return t.box(t.types.mp4a,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,e.channelCount,0,16,0,0,0,0,r>>8&255,255&r,0,0]),t.box(t.types.esds,t.esds(e)))},t.mp3=function(e){var r=e.samplerate;return t.box(t.types[".mp3"],new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,e.channelCount,0,16,0,0,0,0,r>>8&255,255&r,0,0]))},t.stsd=function(e){return"audio"===e.type?e.isAAC||"mp3"!==e.codec?t.box(t.types.stsd,t.STSD,t.mp4a(e)):t.box(t.types.stsd,t.STSD,t.mp3(e)):t.box(t.types.stsd,t.STSD,t.avc1(e))},t.tkhd=function(e){var r=e.id,n=e.duration*e.timescale,s=e.width,a=e.height,o=Math.floor(n/(i+1)),l=Math.floor(n%(i+1));return t.box(t.types.tkhd,new Uint8Array([1,0,0,7,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,r>>24&255,r>>16&255,r>>8&255,255&r,0,0,0,0,o>>24,o>>16&255,o>>8&255,255&o,l>>24,l>>16&255,l>>8&255,255&l,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,s>>8&255,255&s,0,0,a>>8&255,255&a,0,0]))},t.traf=function(e,r){var n=t.sdtp(e),s=e.id,a=Math.floor(r/(i+1)),o=Math.floor(r%(i+1));return t.box(t.types.traf,t.box(t.types.tfhd,new Uint8Array([0,0,0,0,s>>24,s>>16&255,s>>8&255,255&s])),t.box(t.types.tfdt,new Uint8Array([1,0,0,0,a>>24,a>>16&255,a>>8&255,255&a,o>>24,o>>16&255,o>>8&255,255&o])),t.trun(e,n.length+16+20+8+16+8+8),n)},t.trak=function(e){return e.duration=e.duration||4294967295,t.box(t.types.trak,t.tkhd(e),t.mdia(e))},t.trex=function(e){var r=e.id;return t.box(t.types.trex,new Uint8Array([0,0,0,0,r>>24,r>>16&255,r>>8&255,255&r,0,0,0,1,0,0,0,0,0,0,0,0,0,1,0,1]))},t.trun=function(e,r){var i,n,s,a,o,l,u=e.samples||[],c=u.length,d=12+16*c,h=new Uint8Array(d);for(r+=8+d,h.set([0,0,15,1,c>>>24&255,c>>>16&255,c>>>8&255,255&c,r>>>24&255,r>>>16&255,r>>>8&255,255&r],0),i=0;i<c;i++)s=(n=u[i]).duration,a=n.size,o=n.flags,l=n.cts,h.set([s>>>24&255,s>>>16&255,s>>>8&255,255&s,a>>>24&255,a>>>16&255,a>>>8&255,255&a,o.isLeading<<2|o.dependsOn,o.isDependedOn<<6|o.hasRedundancy<<4|o.paddingValue<<1|o.isNonSync,61440&o.degradPrio,15&o.degradPrio,l>>>24&255,l>>>16&255,l>>>8&255,255&l],12+16*i);return t.box(t.types.trun,h)},t.initSegment=function(e){t.types||t.init();var r=t.moov(e),i=new Uint8Array(t.FTYP.byteLength+r.byteLength);return i.set(t.FTYP),i.set(r,t.FTYP.byteLength),i},t}();n.types=void 0,n.HDLR_TYPES=void 0,n.STTS=void 0,n.STSC=void 0,n.STCO=void 0,n.STSZ=void 0,n.VMHD=void 0,n.SMHD=void 0,n.STSD=void 0,n.FTYP=void 0,n.DINF=void 0,e.default=n},"./src/remux/mp4-remuxer.ts":function(t,e,r){"use strict";r.r(e),r.d(e,"default",(function(){return v})),r.d(e,"normalizePts",(function(){return p}));var i=r("./src/polyfills/number.ts"),n=r("./src/remux/aac-helper.ts"),s=r("./src/remux/mp4-generator.ts"),a=r("./src/events.ts"),o=r("./src/errors.ts"),l=r("./src/utils/logger.ts"),u=r("./src/types/loader.ts"),c=r("./src/utils/timescale-conversion.ts");function d(){return d=Object.assign||function(t){for(var e=1;e<arguments.length;e++){var r=arguments[e];for(var i in r)Object.prototype.hasOwnProperty.call(r,i)&&(t[i]=r[i])}return t},d.apply(this,arguments)}var h=null,f=null,g=!1,v=function(){function t(t,e,r,i){if(void 0===i&&(i=""),this.observer=void 0,this.config=void 0,this.typeSupported=void 0,this.ISGenerated=!1,this._initPTS=void 0,this._initDTS=void 0,this.nextAvcDts=null,this.nextAudioPts=null,this.isAudioContiguous=!1,this.isVideoContiguous=!1,this.observer=t,this.config=e,this.typeSupported=r,this.ISGenerated=!1,null===h){var n=(navigator.userAgent||"").match(/Chrome\/(\d+)/i);h=n?parseInt(n[1]):0}if(null===f){var s=navigator.userAgent.match(/Safari\/(\d+)/i);f=s?parseInt(s[1]):0}g=!!h&&h<75||!!f&&f<600}var e=t.prototype;return e.destroy=function(){},e.resetTimeStamp=function(t){l.logger.log("[mp4-remuxer]: initPTS & initDTS reset"),this._initPTS=this._initDTS=t},e.resetNextTimestamp=function(){l.logger.log("[mp4-remuxer]: reset next timestamp"),this.isVideoContiguous=!1,this.isAudioContiguous=!1},e.resetInitSegment=function(){l.logger.log("[mp4-remuxer]: ISGenerated flag reset"),this.ISGenerated=!1},e.getVideoStartPts=function(t){var e=!1,r=t.reduce((function(t,r){var i=r.pts-t;return i<-4294967296?(e=!0,p(t,r.pts)):i>0?t:r.pts}),t[0].pts);return e&&l.logger.debug("PTS rollover detected"),r},e.remux=function(t,e,r,i,n,s,a,o){var c,d,h,f,g,v,m=n,y=n,E=t.pid>-1,T=e.pid>-1,S=e.samples.length,b=t.samples.length>0,L=S>1;if((!E||b)&&(!T||L)||this.ISGenerated||a){this.ISGenerated||(h=this.generateIS(t,e,n));var A=this.isVideoContiguous,D=-1;if(L&&(D=function(t){for(var e=0;e<t.length;e++)if(t[e].key)return e;return-1}(e.samples),!A&&this.config.forceKeyFrameOnDiscontinuity))if(v=!0,D>0){l.logger.warn("[mp4-remuxer]: Dropped "+D+" out of "+S+" video samples due to a missing keyframe");var R=this.getVideoStartPts(e.samples);e.samples=e.samples.slice(D),e.dropped+=D,y+=(e.samples[0].pts-R)/(e.timescale||9e4)}else-1===D&&(l.logger.warn("[mp4-remuxer]: No keyframe found out of "+S+" video samples"),v=!1);if(this.ISGenerated){if(b&&L){var k=this.getVideoStartPts(e.samples),_=(p(t.samples[0].pts,k)-k)/e.inputTimeScale;m+=Math.max(0,_),y+=Math.max(0,-_)}if(b){if(t.samplerate||(l.logger.warn("[mp4-remuxer]: regenerate InitSegment as audio detected"),h=this.generateIS(t,e,n)),d=this.remuxAudio(t,m,this.isAudioContiguous,s,T||L||o===u.PlaylistLevelType.AUDIO?y:void 0),L){var I=d?d.endPTS-d.startPTS:0;e.inputTimeScale||(l.logger.warn("[mp4-remuxer]: regenerate InitSegment as video detected"),h=this.generateIS(t,e,n)),c=this.remuxVideo(e,y,A,I)}}else L&&(c=this.remuxVideo(e,y,A,0));c&&(c.firstKeyFrame=D,c.independent=-1!==D)}}return this.ISGenerated&&(r.samples.length&&(g=this.remuxID3(r,n)),i.samples.length&&(f=this.remuxText(i,n))),{audio:d,video:c,initSegment:h,independent:v,text:f,id3:g}},e.generateIS=function(t,e,r){var n,a,o,l=t.samples,u=e.samples,c=this.typeSupported,d={},h=!Object(i.isFiniteNumber)(this._initPTS),f="audio/mp4";if(h&&(n=a=1/0),t.config&&l.length&&(t.timescale=t.samplerate,t.isAAC||(c.mpeg?(f="audio/mpeg",t.codec=""):c.mp3&&(t.codec="mp3")),d.audio={id:"audio",container:f,codec:t.codec,initSegment:!t.isAAC&&c.mpeg?new Uint8Array(0):s.default.initSegment([t]),metadata:{channelCount:t.channelCount}},h&&(o=t.inputTimeScale,n=a=l[0].pts-Math.round(o*r))),e.sps&&e.pps&&u.length&&(e.timescale=e.inputTimeScale,d.video={id:"main",container:"video/mp4",codec:e.codec,initSegment:s.default.initSegment([e]),metadata:{width:e.width,height:e.height}},h)){o=e.inputTimeScale;var g=this.getVideoStartPts(u),v=Math.round(o*r);a=Math.min(a,p(u[0].dts,g)-v),n=Math.min(n,g-v)}if(Object.keys(d).length)return this.ISGenerated=!0,h&&(this._initPTS=n,this._initDTS=a),{tracks:d,initPTS:n,timescale:o}},e.remuxVideo=function(t,e,r,i){var n,u,f,v=t.inputTimeScale,y=t.samples,E=[],T=y.length,S=this._initPTS,b=this.nextAvcDts,L=8,A=Number.POSITIVE_INFINITY,D=Number.NEGATIVE_INFINITY,R=0,k=!1;r&&null!==b||(b=e*v-(y[0].pts-p(y[0].dts,y[0].pts)));for(var _=0;_<T;_++){var I=y[_];I.pts=p(I.pts-S,b),I.dts=p(I.dts-S,b),I.dts>I.pts&&(R=Math.max(Math.min(R,I.pts-I.dts),-18e3)),I.dts<y[_>0?_-1:_].dts&&(k=!0)}k&&y.sort((function(t,e){var r=t.dts-e.dts,i=t.pts-e.pts;return r||i})),u=y[0].dts,f=y[y.length-1].dts;var C=Math.round((f-u)/(T-1));if(R<0){if(R<-2*C){l.logger.warn("PTS < DTS detected in video samples, offsetting DTS from PTS by "+Object(c.toMsFromMpegTsClock)(-C,!0)+" ms");for(var O=R,w=0;w<T;w++)y[w].dts=O=Math.max(O,y[w].pts-C),y[w].pts=Math.max(O,y[w].pts)}else{l.logger.warn("PTS < DTS detected in video samples, shifting DTS by "+Object(c.toMsFromMpegTsClock)(R,!0)+" ms to overcome this issue");for(var x=0;x<T;x++)y[x].dts=y[x].dts+R}u=y[0].dts}if(r){var P=u-b,F=P>C;if(F||P<-1){F?l.logger.warn("AVC: "+Object(c.toMsFromMpegTsClock)(P,!0)+" ms ("+P+"dts) hole between fragments detected, filling it"):l.logger.warn("AVC: "+Object(c.toMsFromMpegTsClock)(-P,!0)+" ms ("+P+"dts) overlapping between fragments detected"),u=b;var M=y[0].pts-P;y[0].dts=u,y[0].pts=M,l.logger.log("Video: First PTS/DTS adjusted: "+Object(c.toMsFromMpegTsClock)(M,!0)+"/"+Object(c.toMsFromMpegTsClock)(u,!0)+", delta: "+Object(c.toMsFromMpegTsClock)(P,!0)+" ms")}}g&&(u=Math.max(0,u));for(var N=0,B=0,U=0;U<T;U++){for(var G=y[U],j=G.units,K=j.length,H=0,V=0;V<K;V++)H+=j[V].data.length;B+=H,N+=K,G.length=H,G.dts=Math.max(G.dts,u),G.pts=Math.max(G.pts,G.dts,0),A=Math.min(G.pts,A),D=Math.max(G.pts,D)}f=y[T-1].dts;var W,Y=B+4*N+8;try{W=new Uint8Array(Y)}catch(t){return void this.observer.emit(a.Events.ERROR,a.Events.ERROR,{type:o.ErrorTypes.MUX_ERROR,details:o.ErrorDetails.REMUX_ALLOC_ERROR,fatal:!1,bytes:Y,reason:"fail allocating video mdat "+Y})}var q=new DataView(W.buffer);q.setUint32(0,Y),W.set(s.default.types.mdat,4);for(var X=0;X<T;X++){for(var z=y[X],Q=z.units,$=0,J=0,Z=Q.length;J<Z;J++){var tt=Q[J],et=tt.data,rt=tt.data.byteLength;q.setUint32(L,rt),L+=4,W.set(et,L),L+=rt,$+=4+rt}if(X<T-1)n=y[X+1].dts-z.dts;else{var it=this.config,nt=z.dts-y[X>0?X-1:X].dts;if(it.stretchShortVideoTrack&&null!==this.nextAudioPts){var st=Math.floor(it.maxBufferHole*v),at=(i?A+i*v:this.nextAudioPts)-z.pts;at>st?((n=at-nt)<0&&(n=nt),l.logger.log("[mp4-remuxer]: It is approximately "+at/90+" ms to the next segment; using 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s.hasOwnProperty(t)&&(e=s[t]),String.fromCharCode(e)},o=15,l=100,u={17:1,18:3,21:5,22:7,23:9,16:11,19:12,20:14},c={17:2,18:4,21:6,22:8,23:10,19:13,20:15},d={25:1,26:3,29:5,30:7,31:9,24:11,27:12,28:14},h={25:2,26:4,29:6,30:8,31:10,27:13,28:15},f=["white","green","blue","cyan","red","yellow","magenta","black","transparent"];!function(t){t[t.ERROR=0]="ERROR",t[t.TEXT=1]="TEXT",t[t.WARNING=2]="WARNING",t[t.INFO=2]="INFO",t[t.DEBUG=3]="DEBUG",t[t.DATA=3]="DATA"}(i||(i={}));var g=function(){function t(){this.time=null,this.verboseLevel=i.ERROR}return t.prototype.log=function(t,e){this.verboseLevel>=t&&n.logger.log(this.time+" ["+t+"] "+e)},t}(),v=function(t){for(var e=[],r=0;r<t.length;r++)e.push(t[r].toString(16));return e},p=function(){function t(t,e,r,i,n){this.foreground=void 0,this.underline=void 0,this.italics=void 0,this.background=void 0,this.flash=void 0,this.foreground=t||"white",this.underline=e||!1,this.italics=r||!1,this.background=i||"black",this.flash=n||!1}var e=t.prototype;return e.reset=function(){this.foreground="white",this.underline=!1,this.italics=!1,this.background="black",this.flash=!1},e.setStyles=function(t){for(var e=["foreground","underline","italics","background","flash"],r=0;r<e.length;r++){var i=e[r];t.hasOwnProperty(i)&&(this[i]=t[i])}},e.isDefault=function(){return"white"===this.foreground&&!this.underline&&!this.italics&&"black"===this.background&&!this.flash},e.equals=function(t){return this.foreground===t.foreground&&this.underline===t.underline&&this.italics===t.italics&&this.background===t.background&&this.flash===t.flash},e.copy=function(t){this.foreground=t.foreground,this.underline=t.underline,this.italics=t.italics,this.background=t.background,this.flash=t.flash},e.toString=function(){return"color="+this.foreground+", underline="+this.underline+", italics="+this.italics+", background="+this.background+", flash="+this.flash},t}(),m=function(){function t(t,e,r,i,n,s){this.uchar=void 0,this.penState=void 0,this.uchar=t||" ",this.penState=new p(e,r,i,n,s)}var e=t.prototype;return e.reset=function(){this.uchar=" ",this.penState.reset()},e.setChar=function(t,e){this.uchar=t,this.penState.copy(e)},e.setPenState=function(t){this.penState.copy(t)},e.equals=function(t){return this.uchar===t.uchar&&this.penState.equals(t.penState)},e.copy=function(t){this.uchar=t.uchar,this.penState.copy(t.penState)},e.isEmpty=function(){return" "===this.uchar&&this.penState.isDefault()},t}(),y=function(){function t(t){this.chars=void 0,this.pos=void 0,this.currPenState=void 0,this.cueStartTime=void 0,this.logger=void 0,this.chars=[];for(var e=0;e<l;e++)this.chars.push(new m);this.logger=t,this.pos=0,this.currPenState=new p}var e=t.prototype;return e.equals=function(t){for(var e=!0,r=0;r<l;r++)if(!this.chars[r].equals(t.chars[r])){e=!1;break}return e},e.copy=function(t){for(var e=0;e<l;e++)this.chars[e].copy(t.chars[e])},e.isEmpty=function(){for(var t=!0,e=0;e<l;e++)if(!this.chars[e].isEmpty()){t=!1;break}return t},e.setCursor=function(t){this.pos!==t&&(this.pos=t),this.pos<0?(this.logger.log(i.DEBUG,"Negative cursor position "+this.pos),this.pos=0):this.pos>l&&(this.logger.log(i.DEBUG,"Too large cursor position "+this.pos),this.pos=l)},e.moveCursor=function(t){var e=this.pos+t;if(t>1)for(var r=this.pos+1;r<e+1;r++)this.chars[r].setPenState(this.currPenState);this.setCursor(e)},e.backSpace=function(){this.moveCursor(-1),this.chars[this.pos].setChar(" ",this.currPenState)},e.insertChar=function(t){t>=144&&this.backSpace();var e=a(t);this.pos>=l?this.logger.log(i.ERROR,"Cannot insert "+t.toString(16)+" ("+e+") at position "+this.pos+". Skipping it!"):(this.chars[this.pos].setChar(e,this.currPenState),this.moveCursor(1))},e.clearFromPos=function(t){var e;for(e=t;e<l;e++)this.chars[e].reset()},e.clear=function(){this.clearFromPos(0),this.pos=0,this.currPenState.reset()},e.clearToEndOfRow=function(){this.clearFromPos(this.pos)},e.getTextString=function(){for(var t=[],e=!0,r=0;r<l;r++){var i=this.chars[r].uchar;" "!==i&&(e=!1),t.push(i)}return e?"":t.join("")},e.setPenStyles=function(t){this.currPenState.setStyles(t),this.chars[this.pos].setPenState(this.currPenState)},t}(),E=function(){function t(t){this.rows=void 0,this.currRow=void 0,this.nrRollUpRows=void 0,this.lastOutputScreen=void 0,this.logger=void 0,this.rows=[];for(var e=0;e<o;e++)this.rows.push(new y(t));this.logger=t,this.currRow=14,this.nrRollUpRows=null,this.lastOutputScreen=null,this.reset()}var e=t.prototype;return e.reset=function(){for(var t=0;t<o;t++)this.rows[t].clear();this.currRow=14},e.equals=function(t){for(var e=!0,r=0;r<o;r++)if(!this.rows[r].equals(t.rows[r])){e=!1;break}return e},e.copy=function(t){for(var e=0;e<o;e++)this.rows[e].copy(t.rows[e])},e.isEmpty=function(){for(var t=!0,e=0;e<o;e++)if(!this.rows[e].isEmpty()){t=!1;break}return t},e.backSpace=function(){this.rows[this.currRow].backSpace()},e.clearToEndOfRow=function(){this.rows[this.currRow].clearToEndOfRow()},e.insertChar=function(t){this.rows[this.currRow].insertChar(t)},e.setPen=function(t){this.rows[this.currRow].setPenStyles(t)},e.moveCursor=function(t){this.rows[this.currRow].moveCursor(t)},e.setCursor=function(t){this.logger.log(i.INFO,"setCursor: "+t),this.rows[this.currRow].setCursor(t)},e.setPAC=function(t){this.logger.log(i.INFO,"pacData = "+JSON.stringify(t));var e=t.row-1;if(this.nrRollUpRows&&e<this.nrRollUpRows-1&&(e=this.nrRollUpRows-1),this.nrRollUpRows&&this.currRow!==e){for(var r=0;r<o;r++)this.rows[r].clear();var n=this.currRow+1-this.nrRollUpRows,s=this.lastOutputScreen;if(s){var a=s.rows[n].cueStartTime,l=this.logger.time;if(a&&null!==l&&a<l)for(var u=0;u<this.nrRollUpRows;u++)this.rows[e-this.nrRollUpRows+u+1].copy(s.rows[n+u])}}this.currRow=e;var c=this.rows[this.currRow];if(null!==t.indent){var d=t.indent,h=Math.max(d-1,0);c.setCursor(t.indent),t.color=c.chars[h].penState.foreground}var f={foreground:t.color,underline:t.underline,italics:t.italics,background:"black",flash:!1};this.setPen(f)},e.setBkgData=function(t){this.logger.log(i.INFO,"bkgData = "+JSON.stringify(t)),this.backSpace(),this.setPen(t),this.insertChar(32)},e.setRollUpRows=function(t){this.nrRollUpRows=t},e.rollUp=function(){if(null!==this.nrRollUpRows){this.logger.log(i.TEXT,this.getDisplayText());var t=this.currRow+1-this.nrRollUpRows,e=this.rows.splice(t,1)[0];e.clear(),this.rows.splice(this.currRow,0,e),this.logger.log(i.INFO,"Rolling up")}else this.logger.log(i.DEBUG,"roll_up but nrRollUpRows not set yet")},e.getDisplayText=function(t){t=t||!1;for(var e=[],r="",i=-1,n=0;n<o;n++){var s=this.rows[n].getTextString();s&&(i=n+1,t?e.push("Row "+i+": '"+s+"'"):e.push(s.trim()))}return e.length>0&&(r=t?"["+e.join(" | ")+"]":e.join("\n")),r},e.getTextAndFormat=function(){return this.rows},t}(),T=function(){function t(t,e,r){this.chNr=void 0,this.outputFilter=void 0,this.mode=void 0,this.verbose=void 0,this.displayedMemory=void 0,this.nonDisplayedMemory=void 0,this.lastOutputScreen=void 0,this.currRollUpRow=void 0,this.writeScreen=void 0,this.cueStartTime=void 0,this.logger=void 0,this.chNr=t,this.outputFilter=e,this.mode=null,this.verbose=0,this.displayedMemory=new E(r),this.nonDisplayedMemory=new E(r),this.lastOutputScreen=new E(r),this.currRollUpRow=this.displayedMemory.rows[14],this.writeScreen=this.displayedMemory,this.mode=null,this.cueStartTime=null,this.logger=r}var e=t.prototype;return e.reset=function(){this.mode=null,this.displayedMemory.reset(),this.nonDisplayedMemory.reset(),this.lastOutputScreen.reset(),this.outputFilter.reset(),this.currRollUpRow=this.displayedMemory.rows[14],this.writeScreen=this.displayedMemory,this.mode=null,this.cueStartTime=null},e.getHandler=function(){return this.outputFilter},e.setHandler=function(t){this.outputFilter=t},e.setPAC=function(t){this.writeScreen.setPAC(t)},e.setBkgData=function(t){this.writeScreen.setBkgData(t)},e.setMode=function(t){t!==this.mode&&(this.mode=t,this.logger.log(i.INFO,"MODE="+t),"MODE_POP-ON"===this.mode?this.writeScreen=this.nonDisplayedMemory:(this.writeScreen=this.displayedMemory,this.writeScreen.reset()),"MODE_ROLL-UP"!==this.mode&&(this.displayedMemory.nrRollUpRows=null,this.nonDisplayedMemory.nrRollUpRows=null),this.mode=t)},e.insertChars=function(t){for(var e=0;e<t.length;e++)this.writeScreen.insertChar(t[e]);var r=this.writeScreen===this.displayedMemory?"DISP":"NON_DISP";this.logger.log(i.INFO,r+": "+this.writeScreen.getDisplayText(!0)),"MODE_PAINT-ON"!==this.mode&&"MODE_ROLL-UP"!==this.mode||(this.logger.log(i.TEXT,"DISPLAYED: "+this.displayedMemory.getDisplayText(!0)),this.outputDataUpdate())},e.ccRCL=function(){this.logger.log(i.INFO,"RCL - Resume Caption Loading"),this.setMode("MODE_POP-ON")},e.ccBS=function(){this.logger.log(i.INFO,"BS - BackSpace"),"MODE_TEXT"!==this.mode&&(this.writeScreen.backSpace(),this.writeScreen===this.displayedMemory&&this.outputDataUpdate())},e.ccAOF=function(){},e.ccAON=function(){},e.ccDER=function(){this.logger.log(i.INFO,"DER- Delete to End of Row"),this.writeScreen.clearToEndOfRow(),this.outputDataUpdate()},e.ccRU=function(t){this.logger.log(i.INFO,"RU("+t+") - Roll Up"),this.writeScreen=this.displayedMemory,this.setMode("MODE_ROLL-UP"),this.writeScreen.setRollUpRows(t)},e.ccFON=function(){this.logger.log(i.INFO,"FON - Flash On"),this.writeScreen.setPen({flash:!0})},e.ccRDC=function(){this.logger.log(i.INFO,"RDC - Resume Direct Captioning"),this.setMode("MODE_PAINT-ON")},e.ccTR=function(){this.logger.log(i.INFO,"TR"),this.setMode("MODE_TEXT")},e.ccRTD=function(){this.logger.log(i.INFO,"RTD"),this.setMode("MODE_TEXT")},e.ccEDM=function(){this.logger.log(i.INFO,"EDM - Erase Displayed Memory"),this.displayedMemory.reset(),this.outputDataUpdate(!0)},e.ccCR=function(){this.logger.log(i.INFO,"CR - Carriage Return"),this.writeScreen.rollUp(),this.outputDataUpdate(!0)},e.ccENM=function(){this.logger.log(i.INFO,"ENM - Erase Non-displayed Memory"),this.nonDisplayedMemory.reset()},e.ccEOC=function(){if(this.logger.log(i.INFO,"EOC - End Of Caption"),"MODE_POP-ON"===this.mode){var t=this.displayedMemory;this.displayedMemory=this.nonDisplayedMemory,this.nonDisplayedMemory=t,this.writeScreen=this.nonDisplayedMemory,this.logger.log(i.TEXT,"DISP: "+this.displayedMemory.getDisplayText())}this.outputDataUpdate(!0)},e.ccTO=function(t){this.logger.log(i.INFO,"TO("+t+") - Tab Offset"),this.writeScreen.moveCursor(t)},e.ccMIDROW=function(t){var e={flash:!1};if(e.underline=t%2==1,e.italics=t>=46,e.italics)e.foreground="white";else{var r=Math.floor(t/2)-16;e.foreground=["white","green","blue","cyan","red","yellow","magenta"][r]}this.logger.log(i.INFO,"MIDROW: "+JSON.stringify(e)),this.writeScreen.setPen(e)},e.outputDataUpdate=function(t){void 0===t&&(t=!1);var e=this.logger.time;null!==e&&this.outputFilter&&(null!==this.cueStartTime||this.displayedMemory.isEmpty()?this.displayedMemory.equals(this.lastOutputScreen)||(this.outputFilter.newCue(this.cueStartTime,e,this.lastOutputScreen),t&&this.outputFilter.dispatchCue&&this.outputFilter.dispatchCue(),this.cueStartTime=this.displayedMemory.isEmpty()?null:e):this.cueStartTime=e,this.lastOutputScreen.copy(this.displayedMemory))},e.cueSplitAtTime=function(t){this.outputFilter&&(this.displayedMemory.isEmpty()||(this.outputFilter.newCue&&this.outputFilter.newCue(this.cueStartTime,t,this.displayedMemory),this.cueStartTime=t))},t}(),S=function(){function t(t,e,r){this.channels=void 0,this.currentChannel=0,this.cmdHistory=void 0,this.logger=void 0;var i=new g;this.channels=[null,new T(t,e,i),new T(t+1,r,i)],this.cmdHistory={a:null,b:null},this.logger=i}var e=t.prototype;return e.getHandler=function(t){return this.channels[t].getHandler()},e.setHandler=function(t,e){this.channels[t].setHandler(e)},e.addData=function(t,e){var r,n,s,a=!1;this.logger.time=t;for(var o=0;o<e.length;o+=2)if(n=127&e[o],s=127&e[o+1],0!==n||0!==s){if(this.logger.log(i.DATA,"["+v([e[o],e[o+1]])+"] -> ("+v([n,s])+")"),(r=this.parseCmd(n,s))||(r=this.parseMidrow(n,s)),r||(r=this.parsePAC(n,s)),r||(r=this.parseBackgroundAttributes(n,s)),!r&&(a=this.parseChars(n,s))){var l=this.currentChannel;l&&l>0?this.channels[l].insertChars(a):this.logger.log(i.WARNING,"No channel found yet. TEXT-MODE?")}r||a||this.logger.log(i.WARNING,"Couldn't parse cleaned data "+v([n,s])+" orig: "+v([e[o],e[o+1]]))}},e.parseCmd=function(t,e){var r=this.cmdHistory;if(!((20===t||28===t||21===t||29===t)&&e>=32&&e<=47||(23===t||31===t)&&e>=33&&e<=35))return!1;if(L(t,e,r))return b(null,null,r),this.logger.log(i.DEBUG,"Repeated command ("+v([t,e])+") is dropped"),!0;var n=20===t||21===t||23===t?1:2,s=this.channels[n];return 20===t||21===t||28===t||29===t?32===e?s.ccRCL():33===e?s.ccBS():34===e?s.ccAOF():35===e?s.ccAON():36===e?s.ccDER():37===e?s.ccRU(2):38===e?s.ccRU(3):39===e?s.ccRU(4):40===e?s.ccFON():41===e?s.ccRDC():42===e?s.ccTR():43===e?s.ccRTD():44===e?s.ccEDM():45===e?s.ccCR():46===e?s.ccENM():47===e&&s.ccEOC():s.ccTO(e-32),b(t,e,r),this.currentChannel=n,!0},e.parseMidrow=function(t,e){var r=0;if((17===t||25===t)&&e>=32&&e<=47){if((r=17===t?1:2)!==this.currentChannel)return this.logger.log(i.ERROR,"Mismatch channel in midrow parsing"),!1;var n=this.channels[r];return!!n&&(n.ccMIDROW(e),this.logger.log(i.DEBUG,"MIDROW ("+v([t,e])+")"),!0)}return!1},e.parsePAC=function(t,e){var r,i=this.cmdHistory;if(!((t>=17&&t<=23||t>=25&&t<=31)&&e>=64&&e<=127||(16===t||24===t)&&e>=64&&e<=95))return!1;if(L(t,e,i))return b(null,null,i),!0;var n=t<=23?1:2;r=e>=64&&e<=95?1===n?u[t]:d[t]:1===n?c[t]:h[t];var s=this.channels[n];return!!s&&(s.setPAC(this.interpretPAC(r,e)),b(t,e,i),this.currentChannel=n,!0)},e.interpretPAC=function(t,e){var r,i={color:null,italics:!1,indent:null,underline:!1,row:t};return r=e>95?e-96:e-64,i.underline=1==(1&r),r<=13?i.color=["white","green","blue","cyan","red","yellow","magenta","white"][Math.floor(r/2)]:r<=15?(i.italics=!0,i.color="white"):i.indent=4*Math.floor((r-16)/2),i},e.parseChars=function(t,e){var r,n,s=null,o=null;if(t>=25?(r=2,o=t-8):(r=1,o=t),o>=17&&o<=19?(n=17===o?e+80:18===o?e+112:e+144,this.logger.log(i.INFO,"Special char '"+a(n)+"' in channel "+r),s=[n]):t>=32&&t<=127&&(s=0===e?[t]:[t,e]),s){var l=v(s);this.logger.log(i.DEBUG,"Char codes =  "+l.join(",")),b(t,e,this.cmdHistory)}return s},e.parseBackgroundAttributes=function(t,e){var r;if(!((16===t||24===t)&&e>=32&&e<=47||(23===t||31===t)&&e>=45&&e<=47))return!1;var i={};16===t||24===t?(r=Math.floor((e-32)/2),i.background=f[r],e%2==1&&(i.background=i.background+"_semi")):45===e?i.background="transparent":(i.foreground="black",47===e&&(i.underline=!0));var n=t<=23?1:2;return this.channels[n].setBkgData(i),b(t,e,this.cmdHistory),!0},e.reset=function(){for(var t=0;t<Object.keys(this.channels).length;t++){var e=this.channels[t];e&&e.reset()}this.cmdHistory={a:null,b:null}},e.cueSplitAtTime=function(t){for(var e=0;e<this.channels.length;e++){var r=this.channels[e];r&&r.cueSplitAtTime(t)}},t}();function b(t,e,r){r.a=t,r.b=e}function L(t,e,r){return r.a===t&&r.b===e}e.default=S},"./src/utils/codecs.ts":function(t,e,r){"use strict";r.r(e),r.d(e,"isCodecType",(function(){return n})),r.d(e,"isCodecSupportedInMp4",(function(){return s}));var i={audio:{a3ds:!0,"ac-3":!0,"ac-4":!0,alac:!0,alaw:!0,dra1:!0,"dts+":!0,"dts-":!0,dtsc:!0,dtse:!0,dtsh:!0,"ec-3":!0,enca:!0,g719:!0,g726:!0,m4ae:!0,mha1:!0,mha2:!0,mhm1:!0,mhm2:!0,mlpa:!0,mp4a:!0,"raw ":!0,Opus:!0,samr:!0,sawb:!0,sawp:!0,sevc:!0,sqcp:!0,ssmv:!0,twos:!0,ulaw:!0},video:{avc1:!0,avc2:!0,avc3:!0,avc4:!0,avcp:!0,av01:!0,drac:!0,dvav:!0,dvhe:!0,encv:!0,hev1:!0,hvc1:!0,mjp2:!0,mp4v:!0,mvc1:!0,mvc2:!0,mvc3:!0,mvc4:!0,resv:!0,rv60:!0,s263:!0,svc1:!0,svc2:!0,"vc-1":!0,vp08:!0,vp09:!0},text:{stpp:!0,wvtt:!0}};function n(t,e){var r=i[e];return!!r&&!0===r[t.slice(0,4)]}function s(t,e){return MediaSource.isTypeSupported((e||"video")+'/mp4;codecs="'+t+'"')}},"./src/utils/cues.ts":function(t,e,r){"use strict";r.r(e);var i=r("./src/utils/vttparser.ts"),n=r("./src/utils/webvtt-parser.ts"),s=r("./src/utils/texttrack-utils.ts"),a=/\s/,o={newCue:function(t,e,r,o){for(var 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e={valid:null,remainder:null},r=d(t,["moof"]);if(!r)return e;if(r.length<2)return e.remainder=t,e;var n=r[r.length-1];return e.valid=Object(i.sliceUint8)(t,0,n.start-8),e.remainder=Object(i.sliceUint8)(t,n.start-8),e}function E(t,e){var r=new Uint8Array(t.length+e.length);return r.set(t),r.set(e,t.length),r}},"./src/utils/output-filter.ts":function(t,e,r){"use strict";r.r(e),r.d(e,"default",(function(){return i}));var i=function(){function t(t,e){this.timelineController=void 0,this.cueRanges=[],this.trackName=void 0,this.startTime=null,this.endTime=null,this.screen=null,this.timelineController=t,this.trackName=e}var e=t.prototype;return e.dispatchCue=function(){null!==this.startTime&&(this.timelineController.addCues(this.trackName,this.startTime,this.endTime,this.screen,this.cueRanges),this.startTime=null)},e.newCue=function(t,e,r){(null===this.startTime||this.startTime>t)&&(this.startTime=t),this.endTime=e,this.screen=r,this.timelineController.createCaptionsTrack(this.trackName)},e.reset=function(){this.cueRanges=[],this.startTime=null},t}()},"./src/utils/texttrack-utils.ts":function(t,e,r){"use strict";r.r(e),r.d(e,"sendAddTrackEvent",(function(){return n})),r.d(e,"addCueToTrack",(function(){return s})),r.d(e,"clearCurrentCues",(function(){return a})),r.d(e,"removeCuesInRange",(function(){return o})),r.d(e,"getCuesInRange",(function(){return l}));var i=r("./src/utils/logger.ts");function n(t,e){var r;try{r=new Event("addtrack")}catch(t){(r=document.createEvent("Event")).initEvent("addtrack",!1,!1)}r.track=t,e.dispatchEvent(r)}function s(t,e){var r=t.mode;if("disabled"===r&&(t.mode="hidden"),t.cues&&!t.cues.getCueById(e.id))try{if(t.addCue(e),!t.cues.getCueById(e.id))throw new Error("addCue is failed for: "+e)}catch(r){i.logger.debug("[texttrack-utils]: "+r);var n=new self.TextTrackCue(e.startTime,e.endTime,e.text);n.id=e.id,t.addCue(n)}"disabled"===r&&(t.mode=r)}function a(t){var e=t.mode;if("disabled"===e&&(t.mode="hidden"),t.cues)for(var r=t.cues.length;r--;)t.removeCue(t.cues[r]);"disabled"===e&&(t.mode=e)}function o(t,e,r){var i=t.mode;if("disabled"===i&&(t.mode="hidden"),t.cues&&t.cues.length>0)for(var n=l(t.cues,e,r),s=0;s<n.length;s++)t.removeCue(n[s]);"disabled"===i&&(t.mode=i)}function l(t,e,r){var i=[],n=function(t,e){if(e<t[0].startTime)return 0;var r=t.length-1;if(e>t[r].endTime)return-1;for(var i=0,n=r;i<=n;){var s=Math.floor((n+i)/2);if(e<t[s].startTime)n=s-1;else{if(!(e>t[s].startTime&&i<r))return s;i=s+1}}return t[i].startTime-e<e-t[n].startTime?i:n}(t,e);if(n>-1)for(var s=n,a=t.length;s<a;s++){var o=t[s];if(o.startTime>=e&&o.endTime<=r)i.push(o);else if(o.startTime>r)return i}return i}},"./src/utils/time-ranges.ts":function(t,e,r){"use strict";r.r(e),e.default={toString:function(t){for(var e="",r=t.length,i=0;i<r;i++)e+="["+t.start(i).toFixed(3)+","+t.end(i).toFixed(3)+"]";return e}}},"./src/utils/timescale-conversion.ts":function(t,e,r){"use strict";r.r(e),r.d(e,"toTimescaleFromBase",(function(){return n})),r.d(e,"toTimescaleFromScale",(function(){return s})),r.d(e,"toMsFromMpegTsClock",(function(){return a})),r.d(e,"toMpegTsClockFromTimescale",(function(){return o}));var i=9e4;function n(t,e,r,i){void 0===r&&(r=1),void 0===i&&(i=!1);var n=t*e*r;return i?Math.round(n):n}function s(t,e,r,i){return void 0===r&&(r=1),void 0===i&&(i=!1),n(t,e,1/r,i)}function a(t,e){return void 0===e&&(e=!1),n(t,1e3,1/i,e)}function o(t,e){return void 0===e&&(e=1),n(t,i,1/e)}},"./src/utils/typed-array.ts":function(t,e,r){"use strict";function i(t,e,r){return 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r?parseFloat(r[2])>59?e(r[2],r[3],0,r[4]):e(r[1],r[2],r[3],r[4]):null}var a=function(){function t(){this.values=Object.create(null)}var e=t.prototype;return e.set=function(t,e){this.get(t)||""===e||(this.values[t]=e)},e.get=function(t,e,r){return r?this.has(t)?this.values[t]:e[r]:this.has(t)?this.values[t]:e},e.has=function(t){return t in this.values},e.alt=function(t,e,r){for(var i=0;i<r.length;++i)if(e===r[i]){this.set(t,e);break}},e.integer=function(t,e){/^-?\d+$/.test(e)&&this.set(t,parseInt(e,10))},e.percent=function(t,e){if(/^([\d]{1,3})(\.[\d]*)?%$/.test(e)){var r=parseFloat(e);if(r>=0&&r<=100)return this.set(t,r),!0}return!1},t}();function o(t,e,r,i){var n=i?t.split(i):[t];for(var s in n)if("string"==typeof n[s]){var a=n[s].split(r);2===a.length&&e(a[0],a[1])}}var l=new i.default(0,0,""),u="middle"===l.align?"middle":"center";function c(t,e,r){var i=t;function n(){var e=s(t);if(null===e)throw new Error("Malformed timestamp: "+i);return 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n=i.get("line","auto");"auto"===n&&-1===l.line&&(n=-1),e.line=n,e.lineAlign=i.get("lineAlign","start"),e.snapToLines=i.get("snapToLines",!0),e.size=i.get("size",100),e.align=i.get("align",u);var s=i.get("position","auto");"auto"===s&&50===l.position&&(s="start"===e.align||"left"===e.align?0:"end"===e.align||"right"===e.align?100:50),e.position=s}(t,e)}function d(t){return t.replace(/<br(?: \/)?>/gi,"\n")}var h=function(){function t(){this.state="INITIAL",this.buffer="",this.decoder=new n,this.regionList=[],this.cue=null,this.oncue=void 0,this.onparsingerror=void 0,this.onflush=void 0}var e=t.prototype;return e.parse=function(t){var e=this;function r(){var t=e.buffer,r=0;for(t=d(t);r<t.length&&"\r"!==t[r]&&"\n"!==t[r];)++r;var i=t.substr(0,r);return"\r"===t[r]&&++r,"\n"===t[r]&&++r,e.buffer=t.substr(r),i}t&&(e.buffer+=e.decoder.decode(t,{stream:!0}));try{var n="";if("INITIAL"===e.state){if(!/\r\n|\n/.test(e.buffer))return this;var s=(n=r()).match(/^()?WEBVTT([ 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this},e.flush=function(){var t=this;try{if((t.cue||"HEADER"===t.state)&&(t.buffer+="\n\n",t.parse()),"INITIAL"===t.state||"BADWEBVTT"===t.state)throw new Error("Malformed WebVTT signature.")}catch(e){t.onparsingerror&&t.onparsingerror(e)}return t.onflush&&t.onflush(),this},t}()},"./src/utils/webvtt-parser.ts":function(t,e,r){"use strict";r.r(e),r.d(e,"generateCueId",(function(){return h})),r.d(e,"parseWebVTT",(function(){return g}));var i=r("./src/polyfills/number.ts"),n=r("./src/utils/vttparser.ts"),s=r("./src/demux/id3.ts"),a=r("./src/utils/timescale-conversion.ts"),o=r("./src/remux/mp4-remuxer.ts"),l=/\r\n|\n\r|\n|\r/g,u=function(t,e,r){return void 0===r&&(r=0),t.substr(r,e.length)===e},c=function(t){var e=parseInt(t.substr(-3)),r=parseInt(t.substr(-6,2)),n=parseInt(t.substr(-9,2)),s=t.length>9?parseInt(t.substr(0,t.indexOf(":"))):0;if(!(Object(i.isFiniteNumber)(e)&&Object(i.isFiniteNumber)(r)&&Object(i.isFiniteNumber)(n)&&Object(i.isFiniteNumber)(s)))throw Error("Malformed 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e.destroy=function(){this.callbacks=null,this.abortInternal(),this.loader=null,this.config=null},e.abortInternal=function(){var t=this.loader;self.clearTimeout(this.requestTimeout),self.clearTimeout(this.retryTimeout),t&&(t.onreadystatechange=null,t.onprogress=null,4!==t.readyState&&(this.stats.aborted=!0,t.abort()))},e.abort=function(){var t;this.abortInternal(),null!==(t=this.callbacks)&&void 0!==t&&t.onAbort&&this.callbacks.onAbort(this.stats,this.context,this.loader)},e.load=function(t,e,r){if(this.stats.loading.start)throw new Error("Loader can only be used once.");this.stats.loading.start=self.performance.now(),this.context=t,this.config=e,this.callbacks=r,this.retryDelay=e.retryDelay,this.loadInternal()},e.loadInternal=function(){var t=this.config,e=this.context;if(t){var r=this.loader=new self.XMLHttpRequest,i=this.stats;i.loading.first=0,i.loaded=0;var n=this.xhrSetup;try{if(n)try{n(r,e.url)}catch(t){r.open("GET",e.url,!0),n(r,e.url)}r.readyState||r.open("GET",e.url,!0);var s=this.context.headers;if(s)for(var a in s)r.setRequestHeader(a,s[a])}catch(t){return void this.callbacks.onError({code:r.status,text:t.message},e,r)}e.rangeEnd&&r.setRequestHeader("Range","bytes="+e.rangeStart+"-"+(e.rangeEnd-1)),r.onreadystatechange=this.readystatechange.bind(this),r.onprogress=this.loadprogress.bind(this),r.responseType=e.responseType,self.clearTimeout(this.requestTimeout),this.requestTimeout=self.setTimeout(this.loadtimeout.bind(this),t.timeout),r.send()}},e.readystatechange=function(){var t=this.context,e=this.loader,r=this.stats;if(t&&e){var n=e.readyState,s=this.config;if(!r.aborted&&n>=2)if(self.clearTimeout(this.requestTimeout),0===r.loading.first&&(r.loading.first=Math.max(self.performance.now(),r.loading.start)),4===n){e.onreadystatechange=null,e.onprogress=null;var a=e.status;if(a>=200&&a<300){var o,l;if(r.loading.end=Math.max(self.performance.now(),r.loading.first),l="arraybuffer"===t.responseType?(o=e.response).byteLength:(o=e.responseText).length,r.loaded=r.total=l,!this.callbacks)return;var u=this.callbacks.onProgress;if(u&&u(r,t,o,e),!this.callbacks)return;var c={url:e.responseURL,data:o};this.callbacks.onSuccess(c,r,t,e)}else r.retry>=s.maxRetry||a>=400&&a<499?(i.logger.error(a+" while loading "+t.url),this.callbacks.onError({code:a,text:e.statusText},t,e)):(i.logger.warn(a+" while loading "+t.url+", retrying in "+this.retryDelay+"..."),this.abortInternal(),this.loader=null,self.clearTimeout(this.retryTimeout),this.retryTimeout=self.setTimeout(this.loadInternal.bind(this),this.retryDelay),this.retryDelay=Math.min(2*this.retryDelay,s.maxRetryDelay),r.retry++)}else self.clearTimeout(this.requestTimeout),this.requestTimeout=self.setTimeout(this.loadtimeout.bind(this),s.timeout)}},e.loadtimeout=function(){i.logger.warn("timeout while loading "+this.context.url);var t=this.callbacks;t&&(this.abortInternal(),t.onTimeout(this.stats,this.context,this.loader))},e.loadprogress=function(t){var e=this.stats;e.loaded=t.loaded,t.lengthComputable&&(e.total=t.total)},e.getCacheAge=function(){var t=null;if(this.loader&&s.test(this.loader.getAllResponseHeaders())){var e=this.loader.getResponseHeader("age");t=e?parseFloat(e):null}return t},t}();e.default=a}}).default},t.exports=e())}}]);