hls.min.js

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this._handlePlaylistLoaded(t,e,r,i);this.resetInternalLoader(r.type);var a=t.data;if(e.tload=performance.now(),0!==a.indexOf("#EXTM3U"))return void this._handleManifestParsingError(t,r,"no EXTM3U delimiter",i);a.indexOf("#EXTINF:")>0?this._handleTrackOrLevelPlaylist(t,e,r,i):this._handleMasterPlaylist(t,e,r,i)},e.prototype.loaderror=function(t,e){var r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:null;this._handleNetworkError(e,r)},e.prototype.loadtimeout=function(t,e){var r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:null;this._handleNetworkError(e,r)},e.prototype._handleMasterPlaylist=function(t,r,i,a){var n=this.hls,o=t.data,l=e.getResponseUrl(t,i),d=c.a.parseMasterPlaylist(o,l);if(!d.length)return void this._handleManifestParsingError(t,i,"no level found in manifest",a);var h=d.map(function(t){return{id:t.attrs.AUDIO,codec:t.audioCodec}}),f=c.a.parseMasterPlaylistMedia(o,l,"AUDIO",h),p=c.a.parseMasterPlaylistMedia(o,l,"SUBTITLES");if(f.length){var g=!1;f.forEach(function(t){t.url||(g=!0)}),!1===g&&d[0].audioCodec&&!d[0].attrs.AUDIO&&(u.b.log("audio codec signaled in quality level, but no embedded audio track signaled, create one"),f.unshift({type:"main",name:"main"}))}n.trigger(s.a.MANIFEST_LOADED,{levels:d,audioTracks:f,subtitles:p,url:l,stats:r,networkDetails:a})},e.prototype._handleTrackOrLevelPlaylist=function(t,r,i,a){var n=this.hls,o=i.id,l=i.level,u=i.type,d=e.getResponseUrl(t,i),h=isNaN(l)?isNaN(o)?0:o:l,p=e.mapContextToLevelType(i),g=c.a.parseLevelPlaylist(t.data,d,h,p);if(g.tload=r.tload,u===f.MANIFEST){var v={url:d,details:g};n.trigger(s.a.MANIFEST_LOADED,{levels:[v],audioTracks:[],url:d,stats:r,networkDetails:a})}if(r.tparsed=performance.now(),g.needSidxRanges){var y=g.initSegment.url;return void this.load(y,{isSidxRequest:!0,type:u,level:l,levelDetails:g,id:o,rangeStart:0,rangeEnd:2048,responseType:"arraybuffer"})}i.levelDetails=g,this._handlePlaylistLoaded(t,r,i,a)},e.prototype._handleSidxRequest=function(t,e){var r=d.a.parseSegmentIndex(new Uint8Array(t.data));r.references.forEach(function(t,r){var i=t.info,a=e.levelDetails.fragments[r];0===a.byteRange.length&&(a.rawByteRange=String(1+i.end-i.start)+"@"+String(i.start))}),e.levelDetails.initSegment.rawByteRange=String(r.moovEndOffset)+"@0"},e.prototype._handleManifestParsingError=function(t,e,r,i){this.hls.trigger(s.a.ERROR,{type:l.b.NETWORK_ERROR,details:l.a.MANIFEST_PARSING_ERROR,fatal:!0,url:t.url,reason:r,networkDetails:i})},e.prototype._handleNetworkError=function(t,e){var r=void 0,i=void 0,a=t.loader;switch(t.type){case f.MANIFEST:r=l.a.MANIFEST_LOAD_TIMEOUT,i=!0;break;case f.LEVEL:r=l.a.LEVEL_LOAD_TIMEOUT,i=!1;break;case f.AUDIO_TRACK:r=l.a.AUDIO_TRACK_LOAD_TIMEOUT,i=!1;break;default:i=!1}a&&(a.abort(),this.resetInternalLoader(t.type)),this.hls.trigger(s.a.ERROR,{type:l.b.NETWORK_ERROR,details:r,fatal:i,url:a.url,loader:a,context:t,networkDetails:e})},e.prototype._handlePlaylistLoaded=function(t,r,i,a){var n=i.type,o=i.level,l=i.id,u=i.levelDetails;if(!u.targetduration)return void this._handleManifestParsingError(t,i,"invalid target duration",a);if(e.canHaveQualityLevels(i.type))this.hls.trigger(s.a.LEVEL_LOADED,{details:u,level:o||0,id:l||0,stats:r,networkDetails:a});else switch(n){case f.AUDIO_TRACK:this.hls.trigger(s.a.AUDIO_TRACK_LOADED,{details:u,id:l,stats:r,networkDetails:a});break;case f.SUBTITLE_TRACK:this.hls.trigger(s.a.SUBTITLE_TRACK_LOADED,{details:u,id:l,stats:r,networkDetails:a})}},h(e,null,[{key:"ContextType",get:function(){return f}}]),e}(o.a);e.a=p},function(t,e,r){"use strict";function i(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}var a=r(4),n=r.n(a),s=r(26),o=r(13),l=r(27),u=r(0),d=r(14),c=/#EXT-X-STREAM-INF:([^\n\r]*)[\r\n]+([^\r\n]+)/g,h=/#EXT-X-MEDIA:(.*)/g,f=new 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i=[],a=void 0;for(c.lastIndex=0;null!=(a=c.exec(e));){var n={},s=n.attrs=new l.a(a[1]);n.url=t.resolve(a[2],r);var o=s.decimalResolution("RESOLUTION");o&&(n.width=o.width,n.height=o.height),n.bitrate=s.decimalInteger("AVERAGE-BANDWIDTH")||s.decimalInteger("BANDWIDTH"),n.name=s.NAME,function(t,e){["video","audio"].forEach(function(r){var i=t.filter(function(t){return Object(d.b)(t,r)});if(i.length){var a=i.filter(function(t){return 0===t.lastIndexOf("avc1",0)||0===t.lastIndexOf("mp4a",0)});e[r+"Codec"]=a.length>0?a[0]:i[0],t=t.filter(function(t){return-1===i.indexOf(t)})}}),e.unknownCodecs=t}([].concat((s.CODECS||"").split(/[ ,]+/)),n),n.videoCodec&&-1!==n.videoCodec.indexOf("avc1")&&(n.videoCodec=t.convertAVC1ToAVCOTI(n.videoCodec)),i.push(n)}return i},t.parseMasterPlaylistMedia=function(e,r,i){var a=arguments.length>3&&void 0!==arguments[3]?arguments[3]:[],n=void 0,s=[],o=0;for(h.lastIndex=0;null!==(n=h.exec(e));){var u={},d=new l.a(n[1]);if(d.TYPE===i){if(u.groupId=d["GROUP-ID"],u.name=d.NAME,u.type=i,u.default="YES"===d.DEFAULT,u.autoselect="YES"===d.AUTOSELECT,u.forced="YES"===d.FORCED,d.URI&&(u.url=t.resolve(d.URI,r)),u.lang=d.LANGUAGE,u.name||(u.name=u.lang),a.length){var c=t.findGroup(a,u.groupId);u.audioCodec=c?c.codec:a[0].codec}u.id=o++,s.push(u)}}return s},t.parseLevelPlaylist=function(t,e,r,i){var a,n,d=0,c=0,h={type:null,version:null,url:e,fragments:[],live:!0,startSN:0},g=new o.a,v=0,y=null,m=new s.a;for(f.lastIndex=0;null!==(a=f.exec(t));){var b=a[1];if(b){m.duration=parseFloat(b);var E=(" "+a[2]).slice(1);m.title=E||null,m.tagList.push(E?["INF",b,E]:["INF",b])}else if(a[3]){if(!isNaN(m.duration)){var T=d++;m.type=i,m.start=c,m.levelkey=g,m.sn=T,m.level=r,m.cc=v,m.baseurl=e,m.relurl=(" "+a[3]).slice(1),h.fragments.push(m),y=m,c+=m.duration,m=new s.a}}else if(a[4]){if(m.rawByteRange=(" "+a[4]).slice(1),y){var S=y.byteRangeEndOffset;S&&(m.lastByteRangeEndOffset=S)}}else if(a[5])m.rawProgramDateTime=(" "+a[5]).slice(1),m.tagList.push(["PROGRAM-DATE-TIME",m.rawProgramDateTime]),void 0===h.programDateTime&&(h.programDateTime=new Date(new Date(Date.parse(a[5]))-1e3*c));else{for(a=a[0].match(p),n=1;n<a.length&&void 0===a[n];n++);var R=(" "+a[n+1]).slice(1),A=(" "+a[n+2]).slice(1);switch(a[n]){case"#":m.tagList.push(A?[R,A]:[R]);break;case"PLAYLIST-TYPE":h.type=R.toUpperCase();break;case"MEDIA-SEQUENCE":d=h.startSN=parseInt(R);break;case"TARGETDURATION":h.targetduration=parseFloat(R);break;case"VERSION":h.version=parseInt(R);break;case"EXTM3U":break;case"ENDLIST":h.live=!1;break;case"DIS":v++,m.tagList.push(["DIS"]);break;case"DISCONTINUITY-SEQ":v=parseInt(R);break;case"KEY":var _=R,L=new l.a(_),w=L.enumeratedString("METHOD"),D=L.URI,I=L.hexadecimalInteger("IV");w&&(g=new o.a,D&&["AES-128","SAMPLE-AES","SAMPLE-AES-CENC"].indexOf(w)>=0&&(g.method=w,g.baseuri=e,g.reluri=D,g.key=null,g.iv=I));break;case"START":var O=R,k=new 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0!==arguments[2]?arguments[2]:null,i=e.loader;i&&i.abort(),this.loaders[e.type]=void 0,this.hls.trigger(s.a.ERROR,{type:l.b.NETWORK_ERROR,details:l.a.FRAG_LOAD_TIMEOUT,fatal:!1,frag:e.frag,networkDetails:r})},e.prototype.loadprogress=function(t,e,r){var i=arguments.length>3&&void 0!==arguments[3]?arguments[3]:null,a=e.frag;a.loaded=t.loaded,this.hls.trigger(s.a.FRAG_LOAD_PROGRESS,{frag:a,stats:t,networkDetails:i})},e}(o.a);e.a=d},function(t,e,r){"use strict";function i(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}function a(t,e){if(!t)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return!e||"object"!=typeof e&&"function"!=typeof e?t:e}function n(t,e){if("function"!=typeof e&&null!==e)throw new TypeError("Super expression must either be null or a function, not "+typeof e);t.prototype=Object.create(e&&e.prototype,{constructor:{value:t,enumerable:!1,writable:!0,configurable:!0}}),e&&(Object.setPrototypeOf?Object.setPrototypeOf(t,e):t.__proto__=e)}var s=r(1),o=r(3),l=r(2),u=r(0),d=function(t){function e(r){i(this,e);var n=a(this,t.call(this,r,s.a.KEY_LOADING));return n.loaders={},n.decryptkey=null,n.decrypturl=null,n}return n(e,t),e.prototype.destroy=function(){for(var t in this.loaders){var e=this.loaders[t];e&&e.destroy()}this.loaders={},o.a.prototype.destroy.call(this)},e.prototype.onKeyLoading=function(t){var e=t.frag,r=e.type,i=this.loaders[r],a=e.decryptdata,n=a.uri;if(n!==this.decrypturl||null===this.decryptkey){var o=this.hls.config;i&&(u.b.warn("abort previous key loader for type:"+r),i.abort()),e.loader=this.loaders[r]=new o.loader(o),this.decrypturl=n,this.decryptkey=null;var l=void 0,d=void 0,c=void 0;l={url:n,frag:e,responseType:"arraybuffer"},d={timeout:o.fragLoadingTimeOut,maxRetry:o.fragLoadingMaxRetry,retryDelay:o.fragLoadingRetryDelay,maxRetryDelay:o.fragLoadingMaxRetryTimeout},c={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this)},e.loader.load(l,d,c)}else this.decryptkey&&(a.key=this.decryptkey,this.hls.trigger(s.a.KEY_LOADED,{frag:e}))},e.prototype.loadsuccess=function(t,e,r){var i=r.frag;this.decryptkey=i.decryptdata.key=new Uint8Array(t.data),i.loader=void 0,this.loaders[i.type]=void 0,this.hls.trigger(s.a.KEY_LOADED,{frag:i})},e.prototype.loaderror=function(t,e){var r=e.frag,i=r.loader;i&&i.abort(),this.loaders[e.type]=void 0,this.hls.trigger(s.a.ERROR,{type:l.b.NETWORK_ERROR,details:l.a.KEY_LOAD_ERROR,fatal:!1,frag:r,response:t})},e.prototype.loadtimeout=function(t,e){var r=e.frag,i=r.loader;i&&i.abort(),this.loaders[e.type]=void 0,this.hls.trigger(s.a.ERROR,{type:l.b.NETWORK_ERROR,details:l.a.KEY_LOAD_TIMEOUT,fatal:!1,frag:r})},e}(o.a);e.a=d},function(t,e,r){"use strict";function i(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}function a(t,e){if(!t)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return!e||"object"!=typeof e&&"function"!=typeof e?t:e}function n(t,e){if("function"!=typeof e&&null!==e)throw new TypeError("Super expression must either be null or a function, not "+typeof e);t.prototype=Object.create(e&&e.prototype,{constructor:{value:t,enumerable:!1,writable:!0,configurable:!0}}),e&&(Object.setPrototypeOf?Object.setPrototypeOf(t,e):t.__proto__=e)}var s=r(6),o=r(7),l=r(15),u=r(1),d=r(19),c=r(20),h=r(2),f=r(0),p=r(21),g=r(11),v=function(){function t(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)}}return function(e,r,i){return r&&t(e.prototype,r),i&&t(e,i),e}}(),y={STOPPED:"STOPPED",IDLE:"IDLE",KEY_LOADING:"KEY_LOADING",FRAG_LOADING:"FRAG_LOADING",FRAG_LOADING_WAITING_RETRY:"FRAG_LOADING_WAITING_RETRY",WAITING_LEVEL:"WAITING_LEVEL",PARSING:"PARSING",PARSED:"PARSED",BUFFER_FLUSHING:"BUFFER_FLUSHING",ENDED:"ENDED",ERROR:"ERROR"},m=function(t){function e(r){i(this,e);var n=a(this,t.call(this,r,u.a.MEDIA_ATTACHED,u.a.MEDIA_DETACHING,u.a.MANIFEST_LOADING,u.a.MANIFEST_PARSED,u.a.LEVEL_LOADED,u.a.KEY_LOADED,u.a.FRAG_LOADED,u.a.FRAG_LOAD_EMERGENCY_ABORTED,u.a.FRAG_PARSING_INIT_SEGMENT,u.a.FRAG_PARSING_DATA,u.a.FRAG_PARSED,u.a.ERROR,u.a.AUDIO_TRACK_SWITCHING,u.a.AUDIO_TRACK_SWITCHED,u.a.BUFFER_CREATED,u.a.BUFFER_APPENDED,u.a.BUFFER_FLUSHED));return n.config=r.config,n.audioCodecSwap=!1,n._state=y.STOPPED,n}return n(e,t),e.prototype.onHandlerDestroying=function(){this.stopLoad()},e.prototype.onHandlerDestroyed=function(){this.state=y.STOPPED},e.prototype.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&&(i=0,this.bitrateTest=!0),this.level=r.nextLoadLevel=i,this.loadedmetadata=!1}e>0&&-1===t&&(f.b.log("override startPosition with lastCurrentTime @"+e.toFixed(3)),t=e),this.state=y.IDLE,this.nextLoadPosition=this.startPosition=this.lastCurrentTime=t,this.tick()}else this.forceStartLoad=!0,this.state=y.STOPPED},e.prototype.stopLoad=function(){var t=this.fragCurrent;t&&(t.loader&&t.loader.abort(),this.fragCurrent=null),this.fragPrevious=null,this.demuxer&&(this.demuxer.destroy(),this.demuxer=null),this.state=y.STOPPED,this.forceStartLoad=!1},e.prototype.doTick=function(){switch(this.state){case y.ERROR:break;case y.BUFFER_FLUSHING:this.fragLoadError=0;break;case y.IDLE:this._doTickIdle();break;case y.WAITING_LEVEL:var t=this.levels[this.level];t&&t.details&&(this.state=y.IDLE);break;case y.FRAG_LOADING_WAITING_RETRY:var e=performance.now(),r=this.retryDate;(!r||e>=r||this.media&&this.media.seeking)&&(f.b.log("mediaController: retryDate reached, switch back to IDLE state"),this.state=y.IDLE);break;case y.ERROR:case y.STOPPED:case y.FRAG_LOADING:case y.PARSING:case y.PARSED:case y.ENDED:}this._checkBuffer(),this._checkFragmentChanged()},e.prototype._doTickIdle=function(){var t=this.hls,e=t.config,r=this.media;if(void 0!==this.levelLastLoaded&&(r||!this.startFragRequested&&e.startFragPrefetch)){var i=void 0;i=this.loadedmetadata?r.currentTime:this.nextLoadPosition;var a=t.nextLoadLevel,n=this.levels[a];if(n){var s=n.bitrate,l=void 0;l=s?Math.max(8*e.maxBufferSize/s,e.maxBufferLength):e.maxBufferLength,l=Math.min(l,e.maxMaxBufferLength);var d=o.a.bufferInfo(this.mediaBuffer?this.mediaBuffer:r,i,e.maxBufferHole),c=d.len;if(!(c>=l)){f.b.trace("buffer length of "+c.toFixed(3)+" is below max of "+l.toFixed(3)+". checking for more payload ..."),this.level=t.nextLoadLevel=a;var h=n.details;if(void 0===h||!0===h.live&&this.levelLastLoaded!==a)return void(this.state=y.WAITING_LEVEL);var p=this.fragPrevious;if(!h.live&&p&&!p.backtracked&&p.sn===h.endSN&&!d.nextStart){if(Math.min(r.duration,p.start+p.duration)-Math.max(d.end,p.start)<=Math.max(.2,p.duration)){var g={};return this.altAudio&&(g.type="video"),this.hls.trigger(u.a.BUFFER_EOS,g),void(this.state=y.ENDED)}}this._fetchPayloadOrEos(i,d,h)}}}},e.prototype._fetchPayloadOrEos=function(t,e,r){var i=this.fragPrevious,a=this.level,n=r.fragments,s=n.length;if(0!==s){var o=n[0].start,l=n[s-1].start+n[s-1].duration,u=e.end,d=void 0;if(r.initSegment&&!r.initSegment.data)d=r.initSegment;else if(r.live){var c=this.config.initialLiveManifestSize;if(s<c)return void f.b.warn("Can not start playback of a level, reason: not enough fragments "+s+" < "+c);if(null===(d=this._ensureFragmentAtLivePoint(r,u,o,l,i,n,s)))return}else u<o&&(d=n[0]);d||(d=this._findFragment(o,i,s,n,u,l,r)),d&&this._loadFragmentOrKey(d,a,r,t,u)}},e.prototype._ensureFragmentAtLivePoint=function(t,e,r,i,a,n,o){var l=this.hls.config,u=this.media,d=void 0,c=void 0!==l.liveMaxLatencyDuration?l.liveMaxLatencyDuration:l.liveMaxLatencyDurationCount*t.targetduration;if(e<Math.max(r-l.maxFragLookUpTolerance,i-c)){var h=this.liveSyncPosition=this.computeLivePosition(r,t);f.b.log("buffer end: "+e.toFixed(3)+" is located too far from the end of live sliding playlist, reset currentTime to : "+h.toFixed(3)),e=h,u&&u.readyState&&u.duration>h&&(u.currentTime=h),this.nextLoadPosition=h}if(t.PTSKnown&&e>i&&u&&u.readyState)return null;if(this.startFragRequested&&!t.PTSKnown){if(a){var p=a.sn+1;if(p>=t.startSN&&p<=t.endSN){var g=n[p-t.startSN];a.cc===g.cc&&(d=g,f.b.log("live playlist, switching playlist, load frag with next SN: "+d.sn))}d||(d=s.a.search(n,function(t){return a.cc-t.cc}))&&f.b.log("live playlist, switching playlist, load frag with same CC: "+d.sn)}d||(d=n[Math.min(o-1,Math.round(o/2))],f.b.log("live playlist, switching playlist, unknown, load middle frag : "+d.sn))}return d},e.prototype._findFragment=function(t,e,r,i,a,n,o){var l=this.hls.config,u=void 0,d=void 0,c=l.maxFragLookUpTolerance,h=e?i[e.sn-i[0].sn+1]:void 0,p=function(t){var e=Math.min(c,t.duration+(t.deltaPTS?t.deltaPTS:0));return t.start+t.duration-e<=a?1:t.start-e>a&&t.start?-1:0};if(a<n?(a>n-c&&(c=0),d=h&&!p(h)?h:s.a.search(i,p)):d=i[r-1],d){u=d;var g=u.sn-o.startSN,v=e&&u.level===e.level,y=i[g-1],m=i[g+1];if(e&&u.sn===e.sn)if(v&&!u.backtracked)if(u.sn<o.endSN){var b=e.deltaPTS;b&&b>l.maxBufferHole&&e.dropped&&g?(u=y,f.b.warn("SN just loaded, with large PTS gap between audio and video, maybe frag is not starting with a keyframe ? load previous one to try to overcome this"),e.loadCounter--):(u=m,f.b.log("SN just loaded, load next one: "+u.sn))}else u=null;else u.backtracked&&(m&&m.backtracked?(f.b.warn("Already backtracked from fragment "+m.sn+", will not backtrack to fragment "+u.sn+". Loading fragment "+m.sn),u=m):(f.b.warn("Loaded fragment with dropped frames, backtracking 1 segment to find a keyframe"),u.dropped=0,y?(y.loadCounter&&y.loadCounter--,u=y,u.backtracked=!0):g&&(u=null)))}return u},e.prototype._loadFragmentOrKey=function(t,e,r,i,a){var n=this.hls,s=n.config;if(!t.decryptdata||null==t.decryptdata.uri||null!=t.decryptdata.key){if(f.b.log("Loading "+t.sn+" of ["+r.startSN+" ,"+r.endSN+"],level "+e+", currentTime:"+i.toFixed(3)+",bufferEnd:"+a.toFixed(3)),void 0!==this.fragLoadIdx?this.fragLoadIdx++:this.fragLoadIdx=0,t.loadCounter){t.loadCounter++;var o=s.fragLoadingLoopThreshold;if(t.loadCounter>o&&Math.abs(this.fragLoadIdx-t.loadIdx)<o)return void n.trigger(u.a.ERROR,{type:h.b.MEDIA_ERROR,details:h.a.FRAG_LOOP_LOADING_ERROR,fatal:!1,frag:t})}else t.loadCounter=1;return t.loadIdx=this.fragLoadIdx,t.autoLevel=n.autoLevelEnabled,t.bitrateTest=this.bitrateTest,this.fragCurrent=t,this.startFragRequested=!0,isNaN(t.sn)||t.bitrateTest||(this.nextLoadPosition=t.start+t.duration),n.trigger(u.a.FRAG_LOADING,{frag:t}),this.demuxer||(this.demuxer=new l.a(n,"main")),void(this.state=y.FRAG_LOADING)}f.b.log("Loading key for "+t.sn+" of ["+r.startSN+" ,"+r.endSN+"],level "+e),this.state=y.KEY_LOADING,n.trigger(u.a.KEY_LOADING,{frag:t})},e.prototype.getBufferedFrag=function(t){return s.a.search(this._bufferedFrags,function(e){return t<e.startPTS?-1:t>e.endPTS?1:0})},e.prototype.followingBufferedFrag=function(t){return t?this.getBufferedFrag(t.endPTS+.5):null},e.prototype._checkFragmentChanged=function(){var t,e,r=this.media;if(r&&r.readyState&&!1===r.seeking&&(e=r.currentTime,e>r.playbackRate*this.lastCurrentTime&&(this.lastCurrentTime=e),o.a.isBuffered(r,e)?t=this.getBufferedFrag(e):o.a.isBuffered(r,e+.1)&&(t=this.getBufferedFrag(e+.1)),t)){var i=t;if(i!==this.fragPlaying){this.hls.trigger(u.a.FRAG_CHANGED,{frag:i});var a=i.level;this.fragPlaying&&this.fragPlaying.level===a||this.hls.trigger(u.a.LEVEL_SWITCHED,{level:a}),this.fragPlaying=i}}},e.prototype.immediateLevelSwitch=function(){if(f.b.log("immediateLevelSwitch"),!this.immediateSwitch){this.immediateSwitch=!0;var t=this.media,e=void 0;t?(e=t.paused,t.pause()):e=!0,this.previouslyPaused=e}var r=this.fragCurrent;r&&r.loader&&r.loader.abort(),this.fragCurrent=null,void 0!==this.fragLoadIdx&&(this.fragLoadIdx+=2*this.config.fragLoadingLoopThreshold),this.flushMainBuffer(0,Number.POSITIVE_INFINITY)},e.prototype.immediateLevelSwitchEnd=function(){var t=this.media;t&&t.buffered.length&&(this.immediateSwitch=!1,o.a.isBuffered(t,t.currentTime)&&(t.currentTime-=1e-4),this.previouslyPaused||t.play())},e.prototype.nextLevelSwitch=function(){var t=this.media;if(t&&t.readyState){var e=void 0,r=void 0,i=void 0;if(void 0!==this.fragLoadIdx&&(this.fragLoadIdx+=2*this.config.fragLoadingLoopThreshold),r=this.getBufferedFrag(t.currentTime),r&&r.startPTS>1&&this.flushMainBuffer(0,r.startPTS-1),t.paused)e=0;else{var a=this.hls.nextLoadLevel,n=this.levels[a],s=this.fragLastKbps;e=s&&this.fragCurrent?this.fragCurrent.duration*n.bitrate/(1e3*s)+1:0}if((i=this.getBufferedFrag(t.currentTime+e))&&(i=this.followingBufferedFrag(i))){var o=this.fragCurrent;o&&o.loader&&o.loader.abort(),this.fragCurrent=null,this.flushMainBuffer(i.maxStartPTS,Number.POSITIVE_INFINITY)}}},e.prototype.flushMainBuffer=function(t,e){this.state=y.BUFFER_FLUSHING;var r={startOffset:t,endOffset:e};this.altAudio&&(r.type="video"),this.hls.trigger(u.a.BUFFER_FLUSHING,r)},e.prototype.onMediaAttached=function(t){var e=this.media=this.mediaBuffer=t.media;this.onvseeking=this.onMediaSeeking.bind(this),this.onvseeked=this.onMediaSeeked.bind(this),this.onvended=this.onMediaEnded.bind(this),e.addEventListener("seeking",this.onvseeking),e.addEventListener("seeked",this.onvseeked),e.addEventListener("ended",this.onvended);var r=this.config;this.levels&&r.autoStartLoad&&this.hls.startLoad(r.startPosition)},e.prototype.onMediaDetaching=function(){var t=this.media;t&&t.ended&&(f.b.log("MSE detaching and video ended, reset startPosition"),this.startPosition=this.lastCurrentTime=0);var e=this.levels;e&&e.forEach(function(t){t.details&&t.details.fragments.forEach(function(t){t.loadCounter=void 0,t.backtracked=void 0})}),t&&(t.removeEventListener("seeking",this.onvseeking),t.removeEventListener("seeked",this.onvseeked),t.removeEventListener("ended",this.onvended),this.onvseeking=this.onvseeked=this.onvended=null),this.media=this.mediaBuffer=null,this.loadedmetadata=!1,this.stopLoad()},e.prototype.onMediaSeeking=function(){var t=this.media,e=t?t.currentTime:void 0,r=this.config;isNaN(e)||f.b.log("media seeking to "+e.toFixed(3));var i=this.mediaBuffer?this.mediaBuffer:t,a=o.a.bufferInfo(i,e,this.config.maxBufferHole);if(this.state===y.FRAG_LOADING){var n=this.fragCurrent;if(0===a.len&&n){var s=r.maxFragLookUpTolerance,l=n.start-s,u=n.start+n.duration+s;e<l||e>u?(n.loader&&(f.b.log("seeking outside of buffer while fragment load in progress, cancel fragment load"),n.loader.abort()),this.fragCurrent=null,this.fragPrevious=null,this.state=y.IDLE):f.b.log("seeking outside of buffer but within currently loaded fragment range")}}else this.state===y.ENDED&&(0===a.len&&(this.fragPrevious=0),this.state=y.IDLE);t&&(this.lastCurrentTime=e),this.state!==y.FRAG_LOADING&&void 0!==this.fragLoadIdx&&(this.fragLoadIdx+=2*r.fragLoadingLoopThreshold),this.loadedmetadata||(this.nextLoadPosition=this.startPosition=e),this.tick()},e.prototype.onMediaSeeked=function(){var t=this.media,e=t?t.currentTime:void 0;isNaN(e)||f.b.log("media seeked to "+e.toFixed(3)),this.tick()},e.prototype.onMediaEnded=function(){f.b.log("media ended"),this.startPosition=this.lastCurrentTime=0},e.prototype.onManifestLoading=function(){f.b.log("trigger BUFFER_RESET"),this.hls.trigger(u.a.BUFFER_RESET),this._bufferedFrags=[],this.stalled=!1,this.startPosition=this.lastCurrentTime=0},e.prototype.onManifestParsed=function(t){var e,r=!1,i=!1;t.levels.forEach(function(t){(e=t.audioCodec)&&(-1!==e.indexOf("mp4a.40.2")&&(r=!0),-1!==e.indexOf("mp4a.40.5")&&(i=!0))}),this.audioCodecSwitch=r&&i,this.audioCodecSwitch&&f.b.log("both AAC/HE-AAC audio found in levels; declaring level codec as HE-AAC"),this.levels=t.levels,this.startFragRequested=!1;var a=this.config;(a.autoStartLoad||this.forceStartLoad)&&this.hls.startLoad(a.startPosition)},e.prototype.onLevelLoaded=function(t){var e=t.details,r=t.level,i=this.levels[this.levelLastLoaded],a=this.levels[r],n=e.totalduration,s=0;if(f.b.log("level "+r+" loaded ["+e.startSN+","+e.endSN+"],duration:"+n),e.live){var o=a.details;o&&e.fragments.length>0?(d.a(o,e),s=e.fragments[0].start,this.liveSyncPosition=this.computeLivePosition(s,o),e.PTSKnown&&!isNaN(s)?f.b.log("live playlist sliding:"+s.toFixed(3)):(f.b.log("live playlist - outdated PTS, unknown sliding"),Object(p.a)(this.fragPrevious,i,e))):(f.b.log("live playlist - first load, unknown sliding"),e.PTSKnown=!1,Object(p.a)(this.fragPrevious,i,e))}else e.PTSKnown=!1;if(a.details=e,this.levelLastLoaded=r,this.hls.trigger(u.a.LEVEL_UPDATED,{details:e,level:r}),!1===this.startFragRequested){if(-1===this.startPosition||-1===this.lastCurrentTime){var l=e.startTimeOffset;isNaN(l)?e.live?(this.startPosition=this.computeLivePosition(s,e),f.b.log("configure startPosition to "+this.startPosition)):this.startPosition=0:(l<0&&(f.b.log("negative start time offset "+l+", count from end of last fragment"),l=s+n+l),f.b.log("start time offset found in playlist, adjust startPosition to "+l),this.startPosition=l),this.lastCurrentTime=this.startPosition}this.nextLoadPosition=this.startPosition}this.state===y.WAITING_LEVEL&&(this.state=y.IDLE),this.tick()},e.prototype.onKeyLoaded=function(){this.state===y.KEY_LOADING&&(this.state=y.IDLE,this.tick())},e.prototype.onFragLoaded=function(t){var e=this.fragCurrent,r=t.frag;if(this.state===y.FRAG_LOADING&&e&&"main"===r.type&&r.level===e.level&&r.sn===e.sn){var i=t.stats,a=this.levels[e.level],n=a.details;if(f.b.log("Loaded  "+e.sn+" of ["+n.startSN+" ,"+n.endSN+"],level "+e.level),this.bitrateTest=!1,this.stats=i,!0===r.bitrateTest&&this.hls.nextLoadLevel)this.state=y.IDLE,this.startFragRequested=!1,i.tparsed=i.tbuffered=performance.now(),this.hls.trigger(u.a.FRAG_BUFFERED,{stats:i,frag:e,id:"main"}),this.tick();else if("initSegment"===r.sn)this.state=y.IDLE,i.tparsed=i.tbuffered=performance.now(),n.initSegment.data=t.payload,this.hls.trigger(u.a.FRAG_BUFFERED,{stats:i,frag:e,id:"main"}),this.tick();else{this.state=y.PARSING;var s=n.totalduration,o=e.level,d=e.sn,c=this.config.defaultAudioCodec||a.audioCodec;this.audioCodecSwap&&(f.b.log("swapping playlist audio codec"),void 0===c&&(c=this.lastAudioCodec),c&&(c=-1!==c.indexOf("mp4a.40.5")?"mp4a.40.2":"mp4a.40.5")),this.pendingBuffering=!0,this.appended=!1,f.b.log("Parsing "+d+" of ["+n.startSN+" ,"+n.endSN+"],level "+o+", cc "+e.cc);var h=this.demuxer;h||(h=this.demuxer=new l.a(this.hls,"main"));var p=this.media,g=p&&p.seeking,v=!g&&(n.PTSKnown||!n.live),m=n.initSegment?n.initSegment.data:[];h.push(t.payload,m,c,a.videoCodec,e,s,v,void 0)}}this.fragLoadError=0},e.prototype.onFragParsingInitSegment=function(t){var e=this.fragCurrent,r=t.frag;if(e&&"main"===t.id&&r.sn===e.sn&&r.level===e.level&&this.state===y.PARSING){var i,a,n=t.tracks;if(n.audio&&this.altAudio&&delete n.audio,a=n.audio){var s=this.levels[this.level].audioCodec,o=navigator.userAgent.toLowerCase();s&&this.audioCodecSwap&&(f.b.log("swapping playlist audio codec"),s=-1!==s.indexOf("mp4a.40.5")?"mp4a.40.2":"mp4a.40.5"),this.audioCodecSwitch&&1!==a.metadata.channelCount&&-1===o.indexOf("firefox")&&(s="mp4a.40.5"),-1!==o.indexOf("android")&&"audio/mpeg"!==a.container&&(s="mp4a.40.2",f.b.log("Android: force audio codec to "+s)),a.levelCodec=s,a.id=t.id}a=n.video,a&&(a.levelCodec=this.levels[this.level].videoCodec,a.id=t.id),this.hls.trigger(u.a.BUFFER_CODECS,n);for(i in n){a=n[i],f.b.log("main track:"+i+",container:"+a.container+",codecs[level/parsed]=["+a.levelCodec+"/"+a.codec+"]");var l=a.initSegment;l&&(this.appended=!0,this.pendingBuffering=!0,this.hls.trigger(u.a.BUFFER_APPENDING,{type:i,data:l,parent:"main",content:"initSegment"}))}this.tick()}},e.prototype.onFragParsingData=function(t){var e=this,r=this.fragCurrent,i=t.frag;if(r&&"main"===t.id&&i.sn===r.sn&&i.level===r.level&&("audio"!==t.type||!this.altAudio)&&this.state===y.PARSING){var a=this.levels[this.level],n=r;if(isNaN(t.endPTS)&&(t.endPTS=t.startPTS+r.duration,t.endDTS=t.startDTS+r.duration),f.b.log("Parsed "+t.type+",PTS:["+t.startPTS.toFixed(3)+","+t.endPTS.toFixed(3)+"],DTS:["+t.startDTS.toFixed(3)+"/"+t.endDTS.toFixed(3)+"],nb:"+t.nb+",dropped:"+(t.dropped||0)),"video"===t.type)if(n.dropped=t.dropped,n.dropped)if(n.backtracked)f.b.warn("Already backtracked on this fragment, appending with the gap");else{var s=a.details;if(!s||n.sn!==s.startSN)return f.b.warn("missing video frame(s), backtracking fragment"),n.backtracked=!0,this.nextLoadPosition=t.startPTS,this.state=y.IDLE,this.fragPrevious=n,void this.tick();f.b.warn("missing video frame(s) on first frag, appending with gap")}else n.backtracked=!1;var o=d.b(a.details,n,t.startPTS,t.endPTS,t.startDTS,t.endDTS),l=this.hls;l.trigger(u.a.LEVEL_PTS_UPDATED,{details:a.details,level:this.level,drift:o,type:t.type,start:t.startPTS,end:t.endPTS}),[t.data1,t.data2].forEach(function(r){r&&r.length&&e.state===y.PARSING&&(e.appended=!0,e.pendingBuffering=!0,l.trigger(u.a.BUFFER_APPENDING,{type:t.type,data:r,parent:"main",content:"data"}))}),this.tick()}},e.prototype.onFragParsed=function(t){var e=this.fragCurrent,r=t.frag;e&&"main"===t.id&&r.sn===e.sn&&r.level===e.level&&this.state===y.PARSING&&(this.stats.tparsed=performance.now(),this.state=y.PARSED,this._checkAppendedParsed())},e.prototype.onAudioTrackSwitching=function(t){var e=!!t.url,r=t.id;if(!e){if(this.mediaBuffer!==this.media){f.b.log("switching on main audio, use media.buffered to schedule main fragment loading"),this.mediaBuffer=this.media;var i=this.fragCurrent;i.loader&&(f.b.log("switching to main audio track, cancel main fragment load"),i.loader.abort()),this.fragCurrent=null,this.fragPrevious=null,this.demuxer&&(this.demuxer.destroy(),this.demuxer=null),this.state=y.IDLE}var a=this.hls;a.trigger(u.a.BUFFER_FLUSHING,{startOffset:0,endOffset:Number.POSITIVE_INFINITY,type:"audio"}),a.trigger(u.a.AUDIO_TRACK_SWITCHED,{id:r}),this.altAudio=!1}},e.prototype.onAudioTrackSwitched=function(t){var e=t.id,r=!!this.hls.audioTracks[e].url;if(r){var i=this.videoBuffer;i&&this.mediaBuffer!==i&&(f.b.log("switching on alternate audio, use video.buffered to schedule main fragment loading"),this.mediaBuffer=i)}this.altAudio=r,this.tick()},e.prototype.onBufferCreated=function(t){var e=t.tracks,r=void 0,i=void 0,a=!1;for(var n in e){var s=e[n];"main"===s.id?(i=n,r=s,"video"===n&&(this.videoBuffer=e[n].buffer)):a=!0}a&&r?(f.b.log("alternate track found, use "+i+".buffered to schedule main fragment loading"),this.mediaBuffer=r.buffer):this.mediaBuffer=this.media},e.prototype.onBufferAppended=function(t){if("main"===t.parent){var e=this.state;e!==y.PARSING&&e!==y.PARSED||(this.pendingBuffering=t.pending>0,this._checkAppendedParsed())}},e.prototype._checkAppendedParsed=function(){if(!(this.state!==y.PARSED||this.appended&&this.pendingBuffering)){var t=this.fragCurrent;if(t){var e=this.mediaBuffer?this.mediaBuffer:this.media;f.b.log("main buffered : "+c.a.toString(e.buffered));var r=this._bufferedFrags.filter(function(t){return o.a.isBuffered(e,(t.startPTS+t.endPTS)/2)});r.push(t),this._bufferedFrags=r.sort(function(t,e){return t.startPTS-e.startPTS}),this.fragPrevious=t;var i=this.stats;i.tbuffered=performance.now(),this.fragLastKbps=Math.round(8*i.total/(i.tbuffered-i.tfirst)),this.hls.trigger(u.a.FRAG_BUFFERED,{stats:i,frag:t,id:"main"}),this.state=y.IDLE}this.tick()}},e.prototype.onError=function(t){var e=t.frag||this.fragCurrent;if(!e||"main"===e.type){var r=!!this.media&&o.a.isBuffered(this.media,this.media.currentTime)&&o.a.isBuffered(this.media,this.media.currentTime+.5);switch(t.details){case h.a.FRAG_LOAD_ERROR:case h.a.FRAG_LOAD_TIMEOUT:case h.a.KEY_LOAD_ERROR:case h.a.KEY_LOAD_TIMEOUT:if(!t.fatal)if(this.fragLoadError+1<=this.config.fragLoadingMaxRetry){var i=Math.min(Math.pow(2,this.fragLoadError)*this.config.fragLoadingRetryDelay,this.config.fragLoadingMaxRetryTimeout);e.loadCounter=0,f.b.warn("mediaController: frag loading failed, retry in "+i+" ms"),this.retryDate=performance.now()+i,this.loadedmetadata||(this.startFragRequested=!1,this.nextLoadPosition=this.startPosition),this.fragLoadError++,this.state=y.FRAG_LOADING_WAITING_RETRY}else f.b.error("mediaController: "+t.details+" reaches max retry, redispatch as fatal ..."),t.fatal=!0,this.state=y.ERROR;break;case h.a.FRAG_LOOP_LOADING_ERROR:t.fatal||(r?(this._reduceMaxBufferLength(e.duration),this.state=y.IDLE):e.autoLevel&&0!==e.level||(t.fatal=!0,this.state=y.ERROR));break;case h.a.LEVEL_LOAD_ERROR:case h.a.LEVEL_LOAD_TIMEOUT:this.state!==y.ERROR&&(t.fatal?(this.state=y.ERROR,f.b.warn("streamController: "+t.details+",switch to "+this.state+" state ...")):t.levelRetry||this.state!==y.WAITING_LEVEL||(this.state=y.IDLE));break;case h.a.BUFFER_FULL_ERROR:"main"!==t.parent||this.state!==y.PARSING&&this.state!==y.PARSED||(r?(this._reduceMaxBufferLength(this.config.maxBufferLength),this.state=y.IDLE):(f.b.warn("buffer full error also media.currentTime is not buffered, flush everything"),this.fragCurrent=null,this.flushMainBuffer(0,Number.POSITIVE_INFINITY)))}}},e.prototype._reduceMaxBufferLength=function(t){var e=this.config;e.maxMaxBufferLength>=t&&(e.maxMaxBufferLength/=2,f.b.warn("main:reduce max buffer length to "+e.maxMaxBufferLength+"s"),void 0!==this.fragLoadIdx&&(this.fragLoadIdx+=2*e.fragLoadingLoopThreshold))},e.prototype._checkBuffer=function(){var t=this.media,e=this.config;if(t&&t.readyState){var r=t.currentTime,i=this.mediaBuffer?this.mediaBuffer:t,a=i.buffered;if(!this.loadedmetadata&&a.length){this.loadedmetadata=!0;var n=t.seeking?r:this.startPosition,s=o.a.isBuffered(i,n),l=a.start(0),d=!s&&Math.abs(n-l)<e.maxSeekHole;(r!==n||d)&&(f.b.log("target start position:"+n),d&&(n=l,f.b.log("target start position not buffered, seek to buffered.start(0) "+n)),f.b.log("adjust currentTime from "+r+" to "+n),t.currentTime=n)}else if(this.immediateSwitch)this.immediateLevelSwitchEnd();else{var c=o.a.bufferInfo(t,r,0),p=!(t.paused||t.ended||0===t.buffered.length),g=r!==this.lastCurrentTime;if(g)this.stallReported&&(f.b.warn("playback not stuck anymore @"+r+", after "+Math.round(performance.now()-this.stalled)+"ms"),this.stallReported=!1),this.stalled=void 0,this.nudgeRetry=0;else if(p){var v=performance.now(),y=this.hls;if(this.stalled){var m=v-this.stalled,b=c.len,E=this.nudgeRetry||0;if(b<=.5&&m>1e3*e.lowBufferWatchdogPeriod){this.stallReported||(this.stallReported=!0,f.b.warn("playback stalling in low buffer @"+r),y.trigger(u.a.ERROR,{type:h.b.MEDIA_ERROR,details:h.a.BUFFER_STALLED_ERROR,fatal:!1,buffer:b}));var T=c.nextStart,S=T-r;if(T&&S<e.maxSeekHole&&S>0){this.nudgeRetry=++E;var R=E*e.nudgeOffset;f.b.log("adjust currentTime from "+t.currentTime+" to next buffered @ "+T+" + nudge "+R),t.currentTime=T+R,this.stalled=void 0,y.trigger(u.a.ERROR,{type:h.b.MEDIA_ERROR,details:h.a.BUFFER_SEEK_OVER_HOLE,fatal:!1,hole:T+R-r})}}else if(b>.5&&m>1e3*e.highBufferWatchdogPeriod)if(this.stallReported||(this.stallReported=!0,f.b.warn("playback stalling in high buffer @"+r),y.trigger(u.a.ERROR,{type:h.b.MEDIA_ERROR,details:h.a.BUFFER_STALLED_ERROR,fatal:!1,buffer:b})),this.stalled=void 0,this.nudgeRetry=++E,E<e.nudgeMaxRetry){var A=t.currentTime,_=A+E*e.nudgeOffset;f.b.log("adjust currentTime from "+A+" to "+_),t.currentTime=_,y.trigger(u.a.ERROR,{type:h.b.MEDIA_ERROR,details:h.a.BUFFER_NUDGE_ON_STALL,fatal:!1})}else f.b.error("still stuck in high buffer @"+r+" after "+e.nudgeMaxRetry+", raise fatal error"),y.trigger(u.a.ERROR,{type:h.b.MEDIA_ERROR,details:h.a.BUFFER_STALLED_ERROR,fatal:!0})}else this.stalled=v,this.stallReported=!1}}}},e.prototype.onFragLoadEmergencyAborted=function(){this.state=y.IDLE,this.loadedmetadata||(this.startFragRequested=!1,this.nextLoadPosition=this.startPosition),this.tick()},e.prototype.onBufferFlushed=function(){var t=this.mediaBuffer?this.mediaBuffer:this.media;this._bufferedFrags=this._bufferedFrags.filter(function(e){return o.a.isBuffered(t,(e.startPTS+e.endPTS)/2)}),void 0!==this.fragLoadIdx&&(this.fragLoadIdx+=2*this.config.fragLoadingLoopThreshold),this.state=y.IDLE,this.fragPrevious=null},e.prototype.swapAudioCodec=function(){this.audioCodecSwap=!this.audioCodecSwap},e.prototype.computeLivePosition=function(t,e){var r=void 0!==this.config.liveSyncDuration?this.config.liveSyncDuration:this.config.liveSyncDurationCount*e.targetduration;return t+Math.max(0,e.totalduration-r)},v(e,[{key:"state",set:function(t){if(this.state!==t){var e=this.state;this._state=t,f.b.log("main stream:"+e+"->"+t),this.hls.trigger(u.a.STREAM_STATE_TRANSITION,{previousState:e,nextState:t})}},get:function(){return this._state}},{key:"currentLevel",get:function(){var t=this.media;if(t){var e=this.getBufferedFrag(t.currentTime);if(e)return e.level}return-1}},{key:"nextBufferedFrag",get:function(){var t=this.media;return t?this.followingBufferedFrag(this.getBufferedFrag(t.currentTime)):null}},{key:"nextLevel",get:function(){var t=this.nextBufferedFrag;return t?t.level:-1}},{key:"liveSyncPosition",get:function(){return this._liveSyncPosition},set:function(t){this._liveSyncPosition=t}}]),e}(g.a);e.a=m},function(t,e,r){"use strict";function i(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}var a=function(){function t(e,r){i(this,t),this.subtle=e,this.aesIV=r}return t.prototype.decrypt=function(t,e){return this.subtle.decrypt({name:"AES-CBC",iv:this.aesIV},e,t)},t}();e.a=a},function(t,e,r){"use strict";function i(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}var a=function(){function t(e,r){i(this,t),this.subtle=e,this.key=r}return t.prototype.expandKey=function(){return this.subtle.importKey("raw",this.key,{name:"AES-CBC"},!1,["encrypt","decrypt"])},t}();e.a=a},function(t,e,r){"use strict";function i(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}var a=function(){function t(){i(this,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.initTable()}return t.prototype.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},t.prototype.initTable=function(){var t=this.sBox,e=this.invSBox,r=this.subMix,i=r[0],a=r[1],n=r[2],s=r[3],o=this.invSubMix,l=o[0],u=o[1],d=o[2],c=o[3],h=new Uint32Array(256),f=0,p=0,g=0;for(g=0;g<256;g++)h[g]=g<128?g<<1:g<<1^283;for(g=0;g<256;g++){var v=p^p<<1^p<<2^p<<3^p<<4;v=v>>>8^255&v^99,t[f]=v,e[v]=f;var y=h[f],m=h[y],b=h[m],E=257*h[v]^16843008*v;i[f]=E<<24|E>>>8,a[f]=E<<16|E>>>16,n[f]=E<<8|E>>>24,s[f]=E,E=16843009*b^65537*m^257*y^16843008*f,l[v]=E<<24|E>>>8,u[v]=E<<16|E>>>16,d[v]=E<<8|E>>>24,c[v]=E,f?(f=y^h[h[h[b^y]]],p^=h[h[p]]):f=p=1}},t.prototype.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 a=this.keySize=e.length;if(4!==a&&6!==a&&8!==a)throw new Error("Invalid aes key size="+a);var n=this.ksRows=4*(a+6+1),s=void 0,o=void 0,l=this.keySchedule=new Uint32Array(n),u=this.invKeySchedule=new Uint32Array(n),d=this.sBox,c=this.rcon,h=this.invSubMix,f=h[0],p=h[1],g=h[2],v=h[3],y=void 0,m=void 0;for(s=0;s<n;s++)s<a?y=l[s]=e[s]:(m=y,s%a==0?(m=m<<8|m>>>24,m=d[m>>>24]<<24|d[m>>>16&255]<<16|d[m>>>8&255]<<8|d[255&m],m^=c[s/a|0]<<24):a>6&&s%a==4&&(m=d[m>>>24]<<24|d[m>>>16&255]<<16|d[m>>>8&255]<<8|d[255&m]),l[s]=y=(l[s-a]^m)>>>0);for(o=0;o<n;o++)s=n-o,m=3&o?l[s]:l[s-4],u[o]=o<4||s<=4?m:f[d[m>>>24]]^p[d[m>>>16&255]]^g[d[m>>>8&255]]^v[d[255&m]],u[o]=u[o]>>>0}},t.prototype.networkToHostOrderSwap=function(t){return t<<24|(65280&t)<<8|(16711680&t)>>8|t>>>24},t.prototype.decrypt=function(t,e,r){for(var i,a,n=this.keySize+6,s=this.invKeySchedule,o=this.invSBox,l=this.invSubMix,u=l[0],d=l[1],c=l[2],h=l[3],f=this.uint8ArrayToUint32Array_(r),p=f[0],g=f[1],v=f[2],y=f[3],m=new Int32Array(t),b=new Int32Array(m.length),E=void 0,T=void 0,S=void 0,R=void 0,A=void 0,_=void 0,L=void 0,w=void 0,D=void 0,I=void 0,O=void 0,k=void 0,C=this.networkToHostOrderSwap;e<m.length;){for(D=C(m[e]),I=C(m[e+1]),O=C(m[e+2]),k=C(m[e+3]),A=D^s[0],_=k^s[1],L=O^s[2],w=I^s[3],i=4,a=1;a<n;a++)E=u[A>>>24]^d[_>>16&255]^c[L>>8&255]^h[255&w]^s[i],T=u[_>>>24]^d[L>>16&255]^c[w>>8&255]^h[255&A]^s[i+1],S=u[L>>>24]^d[w>>16&255]^c[A>>8&255]^h[255&_]^s[i+2],R=u[w>>>24]^d[A>>16&255]^c[_>>8&255]^h[255&L]^s[i+3],A=E,_=T,L=S,w=R,i+=4;E=o[A>>>24]<<24^o[_>>16&255]<<16^o[L>>8&255]<<8^o[255&w]^s[i],T=o[_>>>24]<<24^o[L>>16&255]<<16^o[w>>8&255]<<8^o[255&A]^s[i+1],S=o[L>>>24]<<24^o[w>>16&255]<<16^o[A>>8&255]<<8^o[255&_]^s[i+2],R=o[w>>>24]<<24^o[A>>16&255]<<16^o[_>>8&255]<<8^o[255&L]^s[i+3],i+=3,b[e]=C(E^p),b[e+1]=C(R^g),b[e+2]=C(S^v),b[e+3]=C(T^y),p=D,g=I,v=O,y=k,e+=4}return b.buffer},t.prototype.destroy=function(){this.key=void 0,this.keySize=void 0,this.ksRows=void 0,this.sBox=void 0,this.invSBox=void 0,this.subMix=void 0,this.invSubMix=void 0,this.keySchedule=void 0,this.invKeySchedule=void 0,this.rcon=void 0},t}();e.a=a},function(t,e,r){"use strict";function i(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}var a=r(17),n=r(0),s=r(5),o=function(){function t(e,r,a){i(this,t),this.observer=e,this.config=a,this.remuxer=r}return t.prototype.resetInitSegment=function(t,e,r,i){this._audioTrack={container:"audio/adts",type:"audio",id:0,sequenceNumber:0,isAAC:!0,samples:[],len:0,manifestCodec:e,duration:i,inputTimeScale:9e4}},t.prototype.resetTimeStamp=function(){},t.probe=function(t){if(!t)return!1;for(var e=s.a.getID3Data(t,0)||[],r=e.length,i=t.length;r<i;r++)if(a.e(t,r))return n.b.log("ADTS sync word found !"),!0;return!1},t.prototype.append=function(t,e,r,i){for(var o=this._audioTrack,l=s.a.getID3Data(t,0)||[],u=s.a.getTimeStamp(l),d=u?90*u:9e4*e,c=0,h=d,f=t.length,p=l.length,g=[{pts:h,dts:h,data:l}];p<f-1;)if(a.d(t,p)&&p+5<f){a.c(o,this.observer,t,p,o.manifestCodec);var v=a.a(o,t,p,d,c);if(!v){n.b.log("Unable to parse AAC frame");break}p+=v.length,h=v.sample.pts,c++}else s.a.isHeader(t,p)?(l=s.a.getID3Data(t,p),g.push({pts:h,dts:h,data:l}),p+=l.length):p++;this.remuxer.remux(o,{samples:[]},{samples:g,inputTimeScale:9e4},{samples:[]},e,r,i)},t.prototype.destroy=function(){},t}();e.a=o},function(t,e,r){"use strict";function i(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}var a=r(17),n=r(18),s=r(1),o=r(36),l=r(37),u=r(0),d=r(2),c={video:0,audio:1,id3:2,text:3},h=function(){function t(e,r,a,n){i(this,t),this.observer=e,this.config=a,this.typeSupported=n,this.remuxer=r,this.sampleAes=null}return t.prototype.setDecryptData=function(t){null!=t&&null!=t.key&&"SAMPLE-AES"===t.method?this.sampleAes=new l.a(this.observer,this.config,t,this.discardEPB):this.sampleAes=null},t.probe=function(e){var r=t._syncOffset(e);return!(r<0)&&(r&&u.b.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:c[t],pid:-1,inputTimeScale:9e4,sequenceNumber:0,samples:[],len:0,dropped:"video"===t?0:void 0,isAAC:"audio"===t||void 0,duration:"audio"===t?e:void 0}},t.prototype.resetInitSegment=function(e,r,i,a){this.pmtParsed=!1,this._pmtId=-1,this._avcTrack=t.createTrack("video",a),this._audioTrack=t.createTrack("audio",a),this._id3Track=t.createTrack("id3",a),this._txtTrack=t.createTrack("text",a),this.aacOverFlow=null,this.aacLastPTS=null,this.avcSample=null,this.audioCodec=r,this.videoCodec=i,this._duration=a},t.prototype.resetTimeStamp=function(){},t.prototype.append=function(e,r,i,a){var n,o,l,c,h,f=e.length,p=!1;this.contiguous=i;var g=this.pmtParsed,v=this._avcTrack,y=this._audioTrack,m=this._id3Track,b=v.pid,E=y.pid,T=m.pid,S=this._pmtId,R=v.pesData,A=y.pesData,_=m.pesData,L=this._parsePAT,w=this._parsePMT,D=this._parsePES,I=this._parseAVCPES.bind(this),O=this._parseAACPES.bind(this),k=this._parseMPEGPES.bind(this),C=this._parseID3PES.bind(this),P=t._syncOffset(e);for(f-=(f+P)%188,n=P;n<f;n+=188)if(71===e[n]){if(o=!!(64&e[n+1]),l=((31&e[n+1])<<8)+e[n+2],(48&e[n+3])>>4>1){if((c=n+5+e[n+4])===n+188)continue}else c=n+4;switch(l){case b:o&&(R&&(h=D(R))&&I(h,!1),R={data:[],size:0}),R&&(R.data.push(e.subarray(c,n+188)),R.size+=n+188-c);break;case E:o&&(A&&(h=D(A))&&(y.isAAC?O(h):k(h)),A={data:[],size:0}),A&&(A.data.push(e.subarray(c,n+188)),A.size+=n+188-c);break;case T:o&&(_&&(h=D(_))&&C(h),_={data:[],size:0}),_&&(_.data.push(e.subarray(c,n+188)),_.size+=n+188-c);break;case 0:o&&(c+=e[c]+1),S=this._pmtId=L(e,c);break;case S:o&&(c+=e[c]+1);var x=w(e,c,!0===this.typeSupported.mpeg||!0===this.typeSupported.mp3,null!=this.sampleAes);b=x.avc,b>0&&(v.pid=b),E=x.audio,E>0&&(y.pid=E,y.isAAC=x.isAAC),T=x.id3,T>0&&(m.pid=T),p&&!g&&(u.b.log("reparse from beginning"),p=!1,n=P-188),g=this.pmtParsed=!0;break;case 17:case 8191:break;default:p=!0}}else this.observer.trigger(s.a.ERROR,{type:d.b.MEDIA_ERROR,details:d.a.FRAG_PARSING_ERROR,fatal:!1,reason:"TS packet did not start with 0x47"});R&&(h=D(R))?(I(h,!0),v.pesData=null):v.pesData=R,A&&(h=D(A))?(y.isAAC?O(h):k(h),y.pesData=null):(A&&A.size&&u.b.log("last AAC PES packet truncated,might overlap between fragments"),y.pesData=A),_&&(h=D(_))?(C(h),m.pesData=null):m.pesData=_,null==this.sampleAes?this.remuxer.remux(y,v,m,this._txtTrack,r,i,a):this.decryptAndRemux(y,v,m,this._txtTrack,r,i,a)},t.prototype.decryptAndRemux=function(t,e,r,i,a,n,s){if(t.samples&&t.isAAC){var o=this;this.sampleAes.decryptAacSamples(t.samples,0,function(){o.decryptAndRemuxAvc(t,e,r,i,a,n,s)})}else this.decryptAndRemuxAvc(t,e,r,i,a,n,s)},t.prototype.decryptAndRemuxAvc=function(t,e,r,i,a,n,s){if(e.samples){var o=this;this.sampleAes.decryptAvcSamples(e.samples,0,0,function(){o.remuxer.remux(t,e,r,i,a,n,s)})}else this.remuxer.remux(t,e,r,i,a,n,s)},t.prototype.destroy=function(){this._initPTS=this._initDTS=void 0,this._duration=0},t.prototype._parsePAT=function(t,e){return(31&t[e+10])<<8|t[e+11]},t.prototype._parsePMT=function(t,e,r,i){var a,n,s,o,l={audio:-1,avc:-1,id3:-1,isAAC:!0};for(a=(15&t[e+1])<<8|t[e+2],n=e+3+a-4,s=(15&t[e+10])<<8|t[e+11],e+=12+s;e<n;){switch(o=(31&t[e+1])<<8|t[e+2],t[e]){case 207:if(!i){u.b.log("unkown stream type:"+t[e]);break}case 15:-1===l.audio&&(l.audio=o);break;case 21:-1===l.id3&&(l.id3=o);break;case 219:if(!i){u.b.log("unkown stream type:"+t[e]);break}case 27:-1===l.avc&&(l.avc=o);break;case 3:case 4:r?-1===l.audio&&(l.audio=o,l.isAAC=!1):u.b.log("MPEG audio found, not supported in this browser for now");break;case 36:u.b.warn("HEVC stream type found, not supported for now");break;default:u.b.log("unkown stream type:"+t[e])}e+=5+((15&t[e+3])<<8|t[e+4])}return l},t.prototype._parsePES=function(t){var e,r,i,a,n,s,o,l,d=0,c=t.data;if(!t||0===t.size)return null;for(;c[0].length<19&&c.length>1;){var h=new Uint8Array(c[0].length+c[1].length);h.set(c[0]),h.set(c[1],c[0].length),c[0]=h,c.splice(1,1)}if(e=c[0],1===(e[0]<<16)+(e[1]<<8)+e[2]){if((i=(e[4]<<8)+e[5])&&i>t.size-6)return null;r=e[7],192&r&&(s=536870912*(14&e[9])+4194304*(255&e[10])+16384*(254&e[11])+128*(255&e[12])+(254&e[13])/2,s>4294967295&&(s-=8589934592),64&r?(o=536870912*(14&e[14])+4194304*(255&e[15])+16384*(254&e[16])+128*(255&e[17])+(254&e[18])/2,o>4294967295&&(o-=8589934592),s-o>54e5&&(u.b.warn(Math.round((s-o)/9e4)+"s delta between PTS and DTS, align them"),s=o)):o=s),a=e[8],l=a+9,t.size-=l,n=new Uint8Array(t.size);for(var f=0,p=c.length;f<p;f++){e=c[f];var g=e.byteLength;if(l){if(l>g){l-=g;continue}e=e.subarray(l),g-=l,l=0}n.set(e,d),d+=g}return i&&(i-=a+3),{data:n,pts:s,dts:o,len:i}}return null},t.prototype.pushAccesUnit=function(t,e){if(t.units.length&&t.frame){var r=e.samples,i=r.length;!this.config.forceKeyFrameOnDiscontinuity||!0===t.key||e.sps&&(i||this.contiguous)?(t.id=i,r.push(t)):e.dropped++}t.debug.length&&u.b.log(t.pts+"/"+t.dts+":"+t.debug)},t.prototype._parseAVCPES=function(t,e){var r,i,a,n=this,s=this._avcTrack,l=this._parseAVCNALu(t.data),u=this.avcSample,d=!1,c=this.pushAccesUnit.bind(this),h=function(t,e,r,i){return{key:t,pts:e,dts:r,units:[],debug:i}};t.data=null,u&&l.length&&!s.audFound&&(c(u,s),u=this.avcSample=h(!1,t.pts,t.dts,"")),l.forEach(function(e){switch(e.type){case 1:i=!0,u||(u=n.avcSample=h(!0,t.pts,t.dts,"")),u.frame=!0;var l=e.data;if(d&&l.length>4){var f=new o.a(l).readSliceType();2!==f&&4!==f&&7!==f&&9!==f||(u.key=!0)}break;case 5:i=!0,u||(u=n.avcSample=h(!0,t.pts,t.dts,"")),u.key=!0,u.frame=!0;break;case 6:i=!0,r=new o.a(n.discardEPB(e.data)),r.readUByte();for(var p=0,g=0,v=!1,y=0;!v&&r.bytesAvailable>1;){p=0;do{y=r.readUByte(),p+=y}while(255===y);g=0;do{y=r.readUByte(),g+=y}while(255===y);if(4===p&&0!==r.bytesAvailable){v=!0;if(181===r.readUByte()){if(49===r.readUShort()){if(1195456820===r.readUInt()){if(3===r.readUByte()){var m=r.readUByte(),b=r.readUByte(),E=31&m,T=[m,b];for(a=0;a<E;a++)T.push(r.readUByte()),T.push(r.readUByte()),T.push(r.readUByte());n._insertSampleInOrder(n._txtTrack.samples,{type:3,pts:t.pts,bytes:T})}}}}}else if(g<r.bytesAvailable)for(a=0;a<g;a++)r.readUByte()}break;case 7:if(i=!0,d=!0,!s.sps){r=new o.a(e.data);var S=r.readSPS();s.width=S.width,s.height=S.height,s.pixelRatio=S.pixelRatio,s.sps=[e.data],s.duration=n._duration;var R=e.data.subarray(1,4),A="avc1.";for(a=0;a<3;a++){var _=R[a].toString(16);_.length<2&&(_="0"+_),A+=_}s.codec=A}break;case 8:i=!0,s.pps||(s.pps=[e.data]);break;case 9:i=!1,s.audFound=!0,u&&c(u,s),u=n.avcSample=h(!1,t.pts,t.dts,"");break;case 12:i=!1;break;default:i=!1,u&&(u.debug+="unknown NAL "+e.type+" ")}if(u&&i){u.units.push(e)}}),e&&u&&(c(u,s),this.avcSample=null)},t.prototype._insertSampleInOrder=function(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)},t.prototype._getLastNalUnit=function(){var t=this.avcSample,e=void 0;if(!t||0===t.units.length){var r=this._avcTrack,i=r.samples;t=i[i.length-1]}if(t){var a=t.units;e=a[a.length-1]}return e},t.prototype._parseAVCNALu=function(t){var e,r,i,a,n,s=0,o=t.byteLength,l=this._avcTrack,u=l.naluState||0,d=u,c=[],h=-1;for(-1===u&&(h=0,n=31&t[0],u=0,s=1);s<o;)if(e=t[s++],u)if(1!==u)if(e)if(1===e){if(h>=0)i={data:t.subarray(h,s-u-1),type:n},c.push(i);else{var f=this._getLastNalUnit();if(f&&(d&&s<=4-d&&f.state&&(f.data=f.data.subarray(0,f.data.byteLength-d)),(r=s-u-1)>0)){var p=new Uint8Array(f.data.byteLength+r);p.set(f.data,0),p.set(t.subarray(0,r),f.data.byteLength),f.data=p}}s<o?(a=31&t[s],h=s,n=a,u=0):u=-1}else u=0;else u=3;else u=e?0:2;else u=e?0:1;if(h>=0&&u>=0&&(i={data:t.subarray(h,o),type:n,state:u},c.push(i)),0===c.length){var g=this._getLastNalUnit();if(g){var v=new Uint8Array(g.data.byteLength+t.byteLength);v.set(g.data,0),v.set(t,g.data.byteLength),g.data=v}}return l.naluState=u,c},t.prototype.discardEPB=function(t){for(var e,r,i=t.byteLength,a=[],n=1;n<i-2;)0===t[n]&&0===t[n+1]&&3===t[n+2]?(a.push(n+2),n+=2):n++;if(0===a.length)return t;e=i-a.length,r=new Uint8Array(e);var s=0;for(n=0;n<e;s++,n++)s===a[0]&&(s++,a.shift()),r[n]=t[s];return r},t.prototype._parseAACPES=function(t){var e,r,i,n,o,l=this._audioTrack,c=t.data,h=t.pts,f=this.aacOverFlow,p=this.aacLastPTS;if(f){var g=new Uint8Array(f.byteLength+c.byteLength);g.set(f,0),g.set(c,f.byteLength),c=g}for(i=0,o=c.length;i<o-1&&!a.d(c,i);i++);if(i){var v,y;if(i<o-1?(v="AAC PES did not start with ADTS header,offset:"+i,y=!1):(v="no ADTS header found in AAC PES",y=!0),u.b.warn("parsing error:"+v),this.observer.trigger(s.a.ERROR,{type:d.b.MEDIA_ERROR,details:d.a.FRAG_PARSING_ERROR,fatal:y,reason:v}),y)return}if(a.c(l,this.observer,c,i,this.audioCodec),r=0,e=a.b(l.samplerate),f&&p){var m=p+e;Math.abs(m-h)>1&&(u.b.log("AAC: align PTS for overlapping frames by "+Math.round((m-h)/90)),h=m)}for(;i<o;)if(a.d(c,i)&&i+5<o){var b=a.a(l,c,i,h,r);if(!b)break;i+=b.length,n=b.sample.pts,r++}else i++;f=i<o?c.subarray(i,o):null,this.aacOverFlow=f,this.aacLastPTS=n},t.prototype._parseMPEGPES=function(t){for(var e=t.data,r=e.length,i=0,a=0,s=t.pts;a<r;)if(n.a.isHeader(e,a)){var o=n.a.appendFrame(this._audioTrack,e,a,s,i);if(!o)break;a+=o.length,i++}else a++},t.prototype._parseID3PES=function(t){this._id3Track.samples.push(t)},t}();e.a=h},function(t,e,r){"use strict";function i(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}var a=r(0),n=function(){function t(e){i(this,t),this.data=e,this.bytesAvailable=e.byteLength,this.word=0,this.bitsAvailable=0}return t.prototype.loadWord=function(){var t=this.data,e=this.bytesAvailable,r=t.byteLength-e,i=new Uint8Array(4),a=Math.min(4,e);if(0===a)throw new Error("no bytes available");i.set(t.subarray(r,r+a)),this.word=new DataView(i.buffer).getUint32(0),this.bitsAvailable=8*a,this.bytesAvailable-=a},t.prototype.skipBits=function(t){var e;this.bitsAvailable>t?(this.word<<=t,this.bitsAvailable-=t):(t-=this.bitsAvailable,e=t>>3,t-=e>>3,this.bytesAvailable-=e,this.loadWord(),this.word<<=t,this.bitsAvailable-=t)},t.prototype.readBits=function(t){var e=Math.min(this.bitsAvailable,t),r=this.word>>>32-e;return t>32&&a.b.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,e>0&&this.bitsAvailable?r<<e|this.readBits(e):r},t.prototype.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()},t.prototype.skipUEG=function(){this.skipBits(1+this.skipLZ())},t.prototype.skipEG=function(){this.skipBits(1+this.skipLZ())},t.prototype.readUEG=function(){var t=this.skipLZ();return this.readBits(t+1)-1},t.prototype.readEG=function(){var t=this.readUEG();return 1&t?1+t>>>1:-1*(t>>>1)},t.prototype.readBoolean=function(){return 1===this.readBits(1)},t.prototype.readUByte=function(){return this.readBits(8)},t.prototype.readUShort=function(){return this.readBits(16)},t.prototype.readUInt=function(){return this.readBits(32)},t.prototype.skipScalingList=function(t){var e,r,i=8,a=8;for(e=0;e<t;e++)0!==a&&(r=this.readEG(),a=(i+r+256)%256),i=0===a?i:a},t.prototype.readSPS=function(){var t,e,r,i,a,n,s,o=0,l=0,u=0,d=0,c=this.readUByte.bind(this),h=this.readBits.bind(this),f=this.readUEG.bind(this),p=this.readBoolean.bind(this),g=this.skipBits.bind(this),v=this.skipEG.bind(this),y=this.skipUEG.bind(this),m=this.skipScalingList.bind(this);if(c(),t=c(),h(5),g(3),c(),y(),100===t||110===t||122===t||244===t||44===t||83===t||86===t||118===t||128===t){var b=f();if(3===b&&g(1),y(),y(),g(1),p())for(n=3!==b?8:12,s=0;s<n;s++)p()&&m(s<6?16:64)}y();var E=f();if(0===E)f();else if(1===E)for(g(1),v(),v(),e=f(),s=0;s<e;s++)v();y(),g(1),r=f(),i=f(),a=h(1),0===a&&g(1),g(1),p()&&(o=f(),l=f(),u=f(),d=f());var T=[1,1];if(p()&&p()){switch(c()){case 1:T=[1,1];break;case 2:T=[12,11];break;case 3:T=[10,11];break;case 4:T=[16,11];break;case 5:T=[40,33];break;case 6:T=[24,11];break;case 7:T=[20,11];break;case 8:T=[32,11];break;case 9:T=[80,33];break;case 10:T=[18,11];break;case 11:T=[15,11];break;case 12:T=[64,33];break;case 13:T=[160,99];break;case 14:T=[4,3];break;case 15:T=[3,2];break;case 16:T=[2,1];break;case 255:T=[c()<<8|c(),c()<<8|c()]}}return{width:Math.ceil(16*(r+1)-2*o-2*l),height:(2-a)*(i+1)*16-(a?2:4)*(u+d),pixelRatio:T}},t.prototype.readSliceType=function(){return this.readUByte(),this.readUEG(),this.readUEG()},t}();e.a=n},function(t,e,r){"use strict";function i(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}var a=r(8),n=function(){function t(e,r,n,s){i(this,t),this.decryptdata=n,this.discardEPB=s,this.decrypter=new a.a(e,r)}return t.prototype.decryptBuffer=function(t,e){this.decrypter.decrypt(t,this.decryptdata.key.buffer,this.decryptdata.iv.buffer,e)},t.prototype.decryptAacSample=function(t,e,r,i){var a=t[e].unit,n=a.subarray(16,a.length-a.length%16),s=n.buffer.slice(n.byteOffset,n.byteOffset+n.length),o=this;this.decryptBuffer(s,function(n){n=new Uint8Array(n),a.set(n,16),i||o.decryptAacSamples(t,e+1,r)})},t.prototype.decryptAacSamples=function(t,e,r){for(;;e++){if(e>=t.length)return void r();if(!(t[e].unit.length<32)){var i=this.decrypter.isSync();if(this.decryptAacSample(t,e,r,i),!i)return}}},t.prototype.getAvcEncryptedData=function(t){for(var e=16*Math.floor((t.length-48)/160)+16,r=new Int8Array(e),i=0,a=32;a<=t.length-16;a+=160,i+=16)r.set(t.subarray(a,a+16),i);return r},t.prototype.getAvcDecryptedUnit=function(t,e){e=new Uint8Array(e);for(var r=0,i=32;i<=t.length-16;i+=160,r+=16)t.set(e.subarray(r,r+16),i);return t},t.prototype.decryptAvcSample=function(t,e,r,i,a,n){var s=this.discardEPB(a.data),o=this.getAvcEncryptedData(s),l=this;this.decryptBuffer(o.buffer,function(o){a.data=l.getAvcDecryptedUnit(s,o),n||l.decryptAvcSamples(t,e,r+1,i)})},t.prototype.decryptAvcSamples=function(t,e,r,i){for(;;e++,r=0){if(e>=t.length)return void i();for(var a=t[e].units;!(r>=a.length);r++){var n=a[r];if(!(n.length<=48||1!==n.type&&5!==n.type)){var s=this.decrypter.isSync();if(this.decryptAvcSample(t,e,r,i,n,s),!s)return}}}},t}();e.a=n},function(t,e,r){"use strict";function i(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}var a=r(5),n=r(0),s=r(18),o=function(){function t(e,r,a){i(this,t),this.observer=e,this.config=a,this.remuxer=r}return t.prototype.resetInitSegment=function(t,e,r,i){this._audioTrack={container:"audio/mpeg",type:"audio",id:-1,sequenceNumber:0,isAAC:!1,samples:[],len:0,manifestCodec:e,duration:i,inputTimeScale:9e4}},t.prototype.resetTimeStamp=function(){},t.probe=function(t){var e,r,i=a.a.getID3Data(t,0);if(i&&void 0!==a.a.getTimeStamp(i))for(e=i.length,r=Math.min(t.length-1,e+100);e<r;e++)if(s.a.probe(t,e))return n.b.log("MPEG Audio sync word found !"),!0;return!1},t.prototype.append=function(t,e,r,i){for(var n=a.a.getID3Data(t,0),o=a.a.getTimeStamp(n),l=o?90*o:9e4*e,u=n.length,d=t.length,c=0,h=0,f=this._audioTrack,p=[{pts:l,dts:l,data:n}];u<d;)if(s.a.isHeader(t,u)){var g=s.a.appendFrame(f,t,u,l,c);if(!g)break;u+=g.length,h=g.sample.pts,c++}else a.a.isHeader(t,u)?(n=a.a.getID3Data(t,u),p.push({pts:h,dts:h,data:n}),u+=n.length):u++;this.remuxer.remux(f,{samples:[]},{samples:p,inputTimeScale:9e4},{samples:[]},e,r,i)},t.prototype.destroy=function(){},t}();e.a=o},function(t,e,r){"use strict";function i(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}var a=r(40),n=r(1),s=r(0),o=r(41),l=r(2),u=function(){function t(e,r,a,n){i(this,t),this.observer=e,this.config=r,this.typeSupported=a;var s=navigator.userAgent;this.isSafari=n&&n.indexOf("Apple")>-1&&s&&!s.match("CriOS"),this.ISGenerated=!1}return t.prototype.destroy=function(){},t.prototype.resetTimeStamp=function(t){this._initPTS=this._initDTS=t},t.prototype.resetInitSegment=function(){this.ISGenerated=!1},t.prototype.remux=function(t,e,r,i,a,o,l){if(this.ISGenerated||this.generateIS(t,e,a),this.ISGenerated){var u=t.samples.length,d=e.samples.length,c=a,h=a;if(u&&d){var f=(t.samples[0].dts-e.samples[0].dts)/e.inputTimeScale;c+=Math.max(0,f),h+=Math.max(0,-f)}if(u){t.timescale||(s.b.warn("regenerate InitSegment as audio detected"),this.generateIS(t,e,a));var p=this.remuxAudio(t,c,o,l);if(d){var g=void 0;p&&(g=p.endPTS-p.startPTS),e.timescale||(s.b.warn("regenerate InitSegment as video detected"),this.generateIS(t,e,a)),this.remuxVideo(e,h,o,g,l)}}else{var v=void 0;d&&(v=this.remuxVideo(e,h,o,l)),v&&t.codec&&this.remuxEmptyAudio(t,c,o,v)}}r.samples.length&&this.remuxID3(r,a),i.samples.length&&this.remuxText(i,a),this.observer.trigger(n.a.FRAG_PARSED)},t.prototype.generateIS=function(t,e,r){var i,a,u=this.observer,d=t.samples,c=e.samples,h=this.typeSupported,f="audio/mp4",p={},g={tracks:p},v=void 0===this._initPTS;if(v&&(i=a=1/0),t.config&&d.length&&(t.timescale=t.samplerate,s.b.log("audio sampling rate : "+t.samplerate),t.isAAC||(h.mpeg?(f="audio/mpeg",t.codec=""):h.mp3&&(t.codec="mp3")),p.audio={container:f,codec:t.codec,initSegment:!t.isAAC&&h.mpeg?new Uint8Array:o.a.initSegment([t]),metadata:{channelCount:t.channelCount}},v&&(i=a=d[0].pts-t.inputTimeScale*r)),e.sps&&e.pps&&c.length){var y=e.inputTimeScale;e.timescale=y,p.video={container:"video/mp4",codec:e.codec,initSegment:o.a.initSegment([e]),metadata:{width:e.width,height:e.height}},v&&(i=Math.min(i,c[0].pts-y*r),a=Math.min(a,c[0].dts-y*r),this.observer.trigger(n.a.INIT_PTS_FOUND,{initPTS:i}))}Object.keys(p).length?(u.trigger(n.a.FRAG_PARSING_INIT_SEGMENT,g),this.ISGenerated=!0,v&&(this._initPTS=i,this._initDTS=a)):u.trigger(n.a.ERROR,{type:l.b.MEDIA_ERROR,details:l.a.FRAG_PARSING_ERROR,fatal:!1,reason:"no audio/video samples found"})},t.prototype.remuxVideo=function(t,e,r,i,a){var u,d,c,h,f,p,g,v=8,y=t.timescale,m=t.samples,b=[],E=m.length,T=this._PTSNormalize,S=this._initDTS,R=this.nextAvcDts,A=this.isSafari;A&&(r|=m.length&&R&&(a&&Math.abs(e-R/y)<.1||Math.abs(m[0].pts-R-S)<y/5)),r||(R=e*y),m.forEach(function(t){t.pts=T(t.pts-S,R),t.dts=T(t.dts-S,R)}),m.sort(function(t,e){var r=t.dts-e.dts,i=t.pts-e.pts;return r||(i||t.id-e.id)});var _=m.reduce(function(t,e){return Math.max(Math.min(t,e.pts-e.dts),-18e3)},0);if(_<0){s.b.warn("PTS < DTS detected in video samples, shifting DTS by "+Math.round(_/90)+" ms to overcome this issue");for(var L=0;L<m.length;L++)m[L].dts+=_}var w=m[0];f=Math.max(w.dts,0),h=Math.max(w.pts,0);var D=Math.round((f-R)/90);r&&D&&(D>1?s.b.log("AVC:"+D+" ms hole between fragments detected,filling it"):D<-1&&s.b.log("AVC:"+-D+" ms overlapping between fragments detected"),f=R,m[0].dts=f,h=Math.max(h-D,R),m[0].pts=h,s.b.log("Video/PTS/DTS adjusted: "+Math.round(h/90)+"/"+Math.round(f/90)+",delta:"+D+" ms")),w=m[m.length-1],g=Math.max(w.dts,0),p=Math.max(w.pts,0,g),A&&(u=Math.round((g-f)/(m.length-1)));for(var I=0,O=0,k=0;k<E;k++){for(var C=m[k],P=C.units,x=P.length,F=0,M=0;M<x;M++)F+=P[M].data.length;O+=F,I+=x,C.length=F,C.dts=A?f+k*u:Math.max(C.dts,f),C.pts=Math.max(C.pts,C.dts)}var N=O+4*I+8;try{d=new Uint8Array(N)}catch(t){return void this.observer.trigger(n.a.ERROR,{type:l.b.MUX_ERROR,details:l.a.REMUX_ALLOC_ERROR,fatal:!1,bytes:N,reason:"fail allocating video mdat "+N})}var U=new DataView(d.buffer);U.setUint32(0,N),d.set(o.a.types.mdat,4);for(var B=0;B<E;B++){for(var G=m[B],K=G.units,j=0,H=void 0,W=0,Y=K.length;W<Y;W++){var V=K[W],q=V.data,X=V.data.byteLength;U.setUint32(v,X),v+=4,d.set(q,v),v+=X,j+=4+X}if(A)H=Math.max(0,u*Math.round((G.pts-G.dts)/u));else{if(B<E-1)u=m[B+1].dts-G.dts;else{var z=this.config,Q=G.dts-m[B>0?B-1:B].dts;if(z.stretchShortVideoTrack){var J=z.maxBufferHole,$=z.maxSeekHole,Z=Math.floor(Math.min(J,$)*y),tt=(i?h+i*y:this.nextAudioPts)-G.pts;tt>Z?(u=tt-Q,u<0&&(u=Q),s.b.log("It is approximately "+tt/90+" ms to the next segment; using duration "+u/90+" ms for the last video frame.")):u=Q}else u=Q}H=Math.round(G.pts-G.dts)}b.push({size:j,duration:u,cts:H,flags:{isLeading:0,isDependedOn:0,hasRedundancy:0,degradPrio:0,dependsOn:G.key?2:1,isNonSync:G.key?0:1}})}this.nextAvcDts=g+u;var et=t.dropped;if(t.len=0,t.nbNalu=0,t.dropped=0,b.length&&navigator.userAgent.toLowerCase().indexOf("chrome")>-1){var rt=b[0].flags;rt.dependsOn=2,rt.isNonSync=0}t.samples=b,c=o.a.moof(t.sequenceNumber++,f,t),t.samples=[];var it={data1:c,data2:d,startPTS:h/y,endPTS:(p+u)/y,startDTS:f/y,endDTS:this.nextAvcDts/y,type:"video",nb:b.length,dropped:et};return this.observer.trigger(n.a.FRAG_PARSING_DATA,it),it},t.prototype.remuxAudio=function(t,e,r,i){var u,d,c,h,f,p,g,v=t.inputTimeScale,y=t.timescale,m=v/y,b=t.isAAC?1024:1152,E=b*m,T=this._PTSNormalize,S=this._initDTS,R=!t.isAAC&&this.typeSupported.mpeg,A=t.samples,_=[],L=this.nextAudioPts;if(r|=A.length&&L&&(i&&Math.abs(e-L/v)<.1||Math.abs(A[0].pts-L-S)<20*E),A.forEach(function(t){t.pts=t.dts=T(t.pts-S,e*v)}),A=A.filter(function(t){return t.pts>=0}),0!==A.length){if(r||(L=i?e*v:A[0].pts),t.isAAC)for(var w=this.config.maxAudioFramesDrift,D=0,I=L;D<A.length;){var O,k=A[D],C=k.pts;O=C-I;var P=Math.abs(1e3*O/v);if(O<=-w*E)s.b.warn("Dropping 1 audio frame @ "+(I/v).toFixed(3)+"s due to "+Math.round(P)+" ms overlap."),A.splice(D,1),t.len-=k.unit.length;else if(O>=w*E&&P<1e4&&I){var x=Math.round(O/E);s.b.warn("Injecting "+x+" audio frame @ "+(I/v).toFixed(3)+"s due to "+Math.round(1e3*O/v)+" ms gap.");for(var F=0;F<x;F++){var M=Math.max(I,0);c=a.a.getSilentFrame(t.manifestCodec||t.codec,t.channelCount),c||(s.b.log("Unable to get silent frame for given audio codec; duplicating last frame instead."),c=k.unit.subarray()),A.splice(D,0,{unit:c,pts:M,dts:M}),t.len+=c.length,I+=E,D++}k.pts=k.dts=I,I+=E,D++}else Math.abs(O),k.pts=k.dts=I,I+=E,D++}for(var N=0,U=A.length;N<U;N++){var B=A[N],G=B.unit,K=B.pts;if(void 0!==g)d.duration=Math.round((K-g)/m);else{var j=Math.round(1e3*(K-L)/v),H=0;if(r&&t.isAAC&&j){if(j>0&&j<1e4)H=Math.round((K-L)/E),s.b.log(j+" ms hole between AAC samples detected,filling it"),H>0&&(c=a.a.getSilentFrame(t.manifestCodec||t.codec,t.channelCount),c||(c=G.subarray()),t.len+=H*c.length);else if(j<-12){s.b.log("drop overlapping AAC sample, expected/parsed/delta:"+(L/v).toFixed(3)+"s/"+(K/v).toFixed(3)+"s/"+-j+"ms"),t.len-=G.byteLength;continue}K=L}if(p=K,!(t.len>0))return;var W=R?t.len:t.len+8;u=R?0:8;try{h=new Uint8Array(W)}catch(t){return void this.observer.trigger(n.a.ERROR,{type:l.b.MUX_ERROR,details:l.a.REMUX_ALLOC_ERROR,fatal:!1,bytes:W,reason:"fail allocating audio mdat "+W})}if(!R){new DataView(h.buffer).setUint32(0,W),h.set(o.a.types.mdat,4)}for(var Y=0;Y<H;Y++)c=a.a.getSilentFrame(t.manifestCodec||t.codec,t.channelCount),c||(s.b.log("Unable to get silent frame for given audio codec; duplicating this frame instead."),c=G.subarray()),h.set(c,u),u+=c.byteLength,d={size:c.byteLength,cts:0,duration:1024,flags:{isLeading:0,isDependedOn:0,hasRedundancy:0,degradPrio:0,dependsOn:1}},_.push(d)}h.set(G,u);var V=G.byteLength;u+=V,d={size:V,cts:0,duration:0,flags:{isLeading:0,isDependedOn:0,hasRedundancy:0,degradPrio:0,dependsOn:1}},_.push(d),g=K}var q=0,X=_.length;if(X>=2&&(q=_[X-2].duration,d.duration=q),X){this.nextAudioPts=L=g+m*q,t.len=0,t.samples=_,f=R?new Uint8Array:o.a.moof(t.sequenceNumber++,p/m,t),t.samples=[];var z=p/v,Q=L/v,J={data1:f,data2:h,startPTS:z,endPTS:Q,startDTS:z,endDTS:Q,type:"audio",nb:X};return this.observer.trigger(n.a.FRAG_PARSING_DATA,J),J}return null}},t.prototype.remuxEmptyAudio=function(t,e,r,i){var n=t.inputTimeScale,o=t.samplerate?t.samplerate:n,l=n/o,u=this.nextAudioPts,d=(void 0!==u?u:i.startDTS*n)+this._initDTS,c=i.endDTS*n+this._initDTS,h=1024*l,f=Math.ceil((c-d)/h),p=a.a.getSilentFrame(t.manifestCodec||t.codec,t.channelCount);if(s.b.warn("remux empty Audio"),!p)return void s.b.trace("Unable to remuxEmptyAudio since we were unable to get a silent frame for given audio codec!");for(var g=[],v=0;v<f;v++){var y=d+v*h;g.push({unit:p,pts:y,dts:y}),t.len+=p.length}t.samples=g,this.remuxAudio(t,e,r)},t.prototype.remuxID3=function(t,e){var r,i=t.samples.length,a=t.inputTimeScale,s=this._initPTS,o=this._initDTS;if(i){for(var l=0;l<i;l++)r=t.samples[l],r.pts=(r.pts-s)/a,r.dts=(r.dts-o)/a;this.observer.trigger(n.a.FRAG_PARSING_METADATA,{samples:t.samples})}t.samples=[],e=e},t.prototype.remuxText=function(t,e){t.samples.sort(function(t,e){return t.pts-e.pts});var r,i=t.samples.length,a=t.inputTimeScale,s=this._initPTS;if(i){for(var o=0;o<i;o++)r=t.samples[o],r.pts=(r.pts-s)/a;this.observer.trigger(n.a.FRAG_PARSING_USERDATA,{samples:t.samples})}t.samples=[],e=e},t.prototype._PTSNormalize=function(t,e){var r;if(void 0===e)return t;for(r=e<t?-8589934592:8589934592;Math.abs(t-e)>4294967296;)t+=r;return t},t}();e.a=u},function(t,e,r){"use strict";function i(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}var a=function(){function t(){i(this,t)}return t.getSilentFrame=function(t,e){switch(t){case"mp4a.40.2":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]);break;default: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])}return null},t}();e.a=a},function(t,e,r){"use strict";function i(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}var a=Math.pow(2,32)-1,n=function(){function t(){i(this,t)}return t.init=function(){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:[]};var e;for(e in 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 a=new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,12,117,114,108,32,0,0,0,1]),n=new Uint8Array([0,0,0,0,0,0,0,0]);t.STTS=t.STSC=t.STCO=n,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 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0;switch(t.details){case u.a.FRAG_LOAD_ERROR:case u.a.FRAG_LOAD_TIMEOUT:case u.a.FRAG_LOOP_LOADING_ERROR:case u.a.KEY_LOAD_ERROR:case u.a.KEY_LOAD_TIMEOUT:i=t.frag.level,r=!0;break;case u.a.LEVEL_LOAD_ERROR:case u.a.LEVEL_LOAD_TIMEOUT:i=t.context.level,e=!0;break;case u.a.REMUX_ALLOC_ERROR:i=t.level,e=!0}void 0!==i&&this.recoverLevel(t,i,e,r)},e.prototype.recoverLevel=function(t,e,r,i){var a=this,n=this.hls.config,s=t.details,o=this._levels[e],u=void 0,d=void 0,c=void 0;if(o.loadError++,o.fragmentError=i,!0===r){if(!(this.levelRetryCount+1<=n.levelLoadingMaxRetry))return l.b.error("level controller, cannot recover from "+s+" error"),this.currentLevelIndex=null,this.cleanTimer(),void(t.fatal=!0);d=Math.min(Math.pow(2,this.levelRetryCount)*n.levelLoadingRetryDelay,n.levelLoadingMaxRetryTimeout),this.timer=setTimeout(function(){return a.loadLevel()},d),t.levelRetry=!0,this.levelRetryCount++,l.b.warn("level controller, "+s+", retry in "+d+" ms, current retry count is 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reload twice faster")),n-=performance.now()-t.stats.trequest,n=Math.max(1e3,Math.round(n)),l.b.log("live playlist, reload in "+n+" ms"),this.timer=setTimeout(function(){return e.loadLevel()},n)}else this.cleanTimer()}},e.prototype.loadLevel=function(){var t=void 0,e=void 0;null!==this.currentLevelIndex&&!0===this.canload&&void 0!==(t=this._levels[this.currentLevelIndex])&&t.url.length>0&&(e=t.urlId,this.hls.trigger(s.a.LEVEL_LOADING,{url:t.url[e],level:this.currentLevelIndex,id:e}))},c(e,[{key:"levels",get:function(){return this._levels}},{key:"level",get:function(){return this.currentLevelIndex},set:function(t){var e=this._levels;e&&(t=Math.min(t,e.length-1),this.currentLevelIndex===t&&void 0!==e[t].details||this.setLevelInternal(t))}},{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)}}]),e}(o.a);e.a=h},function(t,e,r){"use strict";function i(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}function a(t,e){if(!t)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return!e||"object"!=typeof e&&"function"!=typeof e?t:e}function n(t,e){if("function"!=typeof e&&null!==e)throw new TypeError("Super expression must either be null or a function, not "+typeof e);t.prototype=Object.create(e&&e.prototype,{constructor:{value:t,enumerable:!1,writable:!0,configurable:!0}}),e&&(Object.setPrototypeOf?Object.setPrototypeOf(t,e):t.__proto__=e)}var s=r(1),o=r(3),l=r(5),u=function(t){function e(r){i(this,e);var n=a(this,t.call(this,r,s.a.MEDIA_ATTACHED,s.a.MEDIA_DETACHING,s.a.FRAG_PARSING_METADATA));return n.id3Track=void 0,n.media=void 0,n}return n(e,t),e.prototype.destroy=function(){o.a.prototype.destroy.call(this)},e.prototype.onMediaAttached=function(t){this.media=t.media,this.media},e.prototype.onMediaDetaching=function(){this.media=void 0},e.prototype.onFragParsingMetadata=function(t){var e=t.frag,r=t.samples;this.id3Track||(this.id3Track=this.media.addTextTrack("metadata","id3"),this.id3Track.mode="hidden");for(var i=window.WebKitDataCue||window.VTTCue||window.TextTrackCue,a=0;a<r.length;a++){var n=l.a.getID3Frames(r[a].data);if(n){var s=r[a].pts,o=a<r.length-1?r[a+1].pts:e.endPTS;s===o&&(o+=1e-4);for(var u=0;u<n.length;u++){var d=n[u];if(!l.a.isTimeStampFrame(d)){var c=new i(s,o,"");c.value=d,this.id3Track.addCue(c)}}}}},e}(o.a);e.a=u},function(t,e,r){"use strict";function i(){var t=Object(a.a)(),e=window.SourceBuffer||window.WebKitSourceBuffer,r=t&&"function"==typeof t.isTypeSupported&&t.isTypeSupported('video/mp4; codecs="avc1.42E01E,mp4a.40.2"'),i=!e||e.prototype&&"function"==typeof e.prototype.appendBuffer&&"function"==typeof e.prototype.remove;return!!r&&!!i}e.a=i;var a=r(10)},function(t,e,r){"use strict";r.d(e,"a",function(){return v});var i=r(49),a=r(52),n=r(53),s=r(54),o=r(55),l=r(56),u=r(57),d=r(58),c=r(60),h=r(64),f=r(65),p=r(66),g=r(67),v={autoStartLoad:!0,startPosition:-1,defaultAudioCodec:void 0,debug:!1,capLevelOnFPSDrop:!1,capLevelToPlayerSize:!1,initialLiveManifestSize:1,maxBufferLength:30,maxBufferSize:6e7,maxBufferHole:.5,maxSeekHole:2,lowBufferWatchdogPeriod:.5,highBufferWatchdogPeriod:3,nudgeOffset:.1,nudgeMaxRetry:3,maxFragLookUpTolerance:.25,liveSyncDurationCount:3,liveMaxLatencyDurationCount:1/0,liveSyncDuration:void 0,liveMaxLatencyDuration:void 0,liveDurationInfinity:!1,maxMaxBufferLength:600,enableWorker:!0,enableSoftwareAES:!0,manifestLoadingTimeOut:1e4,manifestLoadingMaxRetry:1,manifestLoadingRetryDelay:1e3,manifestLoadingMaxRetryTimeout:64e3,startLevel:void 0,levelLoadingTimeOut:1e4,levelLoadingMaxRetry:4,levelLoadingRetryDelay:1e3,levelLoadingMaxRetryTimeout:64e3,fragLoadingTimeOut:2e4,fragLoadingMaxRetry:6,fragLoadingRetryDelay:1e3,fragLoadingMaxRetryTimeout:64e3,fragLoadingLoopThreshold:3,startFragPrefetch:!1,fpsDroppedMonitoringPeriod:5e3,fpsDroppedMonitoringThreshold:.2,appendErrorMaxRetry:3,loader:o.a,fLoader:void 0,pLoader:void 0,xhrSetup:void 0,licenseXhrSetup:void 0,fetchSetup:void 0,abrController:i.a,bufferController:a.a,capLevelController:n.a,fpsController:s.a,stretchShortVideoTrack:!1,maxAudioFramesDrift:1,forceKeyFrameOnDiscontinuity:!0,abrEwmaFastLive:3,abrEwmaSlowLive:9,abrEwmaFastVoD:3,abrEwmaSlowVoD:9,abrEwmaDefaultEstimate:5e5,abrBandWidthFactor:.95,abrBandWidthUpFactor:.7,abrMaxWithRealBitrate:!1,maxStarvationDelay:4,maxLoadingDelay:4,minAutoBitrate:0,emeEnabled:!1,widevineLicenseUrl:void 0,requestMediaKeySystemAccessFunc:g.a};v.subtitleStreamController=f.a,v.subtitleTrackController=h.a,v.timelineController=c.a,v.cueHandler=d,v.enableCEA708Captions=!0,v.enableWebVTT=!0,v.captionsTextTrack1Label="English",v.captionsTextTrack1LanguageCode="en",v.captionsTextTrack2Label="Spanish",v.captionsTextTrack2LanguageCode="es",v.audioStreamController=u.a,v.audioTrackController=l.a,v.emeController=p.a},function(t,e,r){"use strict";function i(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}function a(t,e){if(!t)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return!e||"object"!=typeof e&&"function"!=typeof e?t:e}function n(t,e){if("function"!=typeof e&&null!==e)throw new TypeError("Super expression must either be null or a function, not "+typeof e);t.prototype=Object.create(e&&e.prototype,{constructor:{value:t,enumerable:!1,writable:!0,configurable:!0}}),e&&(Object.setPrototypeOf?Object.setPrototypeOf(t,e):t.__proto__=e)}var s=r(1),o=r(3),l=r(7),u=r(2),d=r(0),c=r(50),h=function(){function t(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)}}return function(e,r,i){return r&&t(e.prototype,r),i&&t(e,i),e}}(),f=function(t){function e(r){i(this,e);var n=a(this,t.call(this,r,s.a.FRAG_LOADING,s.a.FRAG_LOADED,s.a.FRAG_BUFFERED,s.a.ERROR));return n.lastLoadedFragLevel=0,n._nextAutoLevel=-1,n.hls=r,n.timer=null,n._bwEstimator=null,n.onCheck=n._abandonRulesCheck.bind(n),n}return n(e,t),e.prototype.destroy=function(){this.clearTimer(),o.a.prototype.destroy.call(this)},e.prototype.onFragLoading=function(t){var e=t.frag;if("main"===e.type){if(this.timer||(this.timer=setInterval(this.onCheck,100)),!this._bwEstimator){var r=this.hls,i=t.frag.level,a=r.levels[i].details.live,n=r.config,s=void 0,o=void 0;a?(s=n.abrEwmaFastLive,o=n.abrEwmaSlowLive):(s=n.abrEwmaFastVoD,o=n.abrEwmaSlowVoD),this._bwEstimator=new c.a(r,o,s,n.abrEwmaDefaultEstimate)}this.fragCurrent=e}},e.prototype._abandonRulesCheck=function(){var t=this.hls,e=t.media,r=this.fragCurrent,i=r.loader,a=t.minAutoLevel;if(!i||i.stats&&i.stats.aborted)return d.b.warn("frag loader destroy or aborted, disarm abandonRules"),this.clearTimer(),void(this._nextAutoLevel=-1);var n=i.stats;if(e&&n&&(!e.paused&&0!==e.playbackRate||!e.readyState)&&r.autoLevel&&r.level){var o=performance.now()-n.trequest,u=Math.abs(e.playbackRate);if(o>500*r.duration/u){var c=t.levels,h=Math.max(1,n.bw?n.bw/8:1e3*n.loaded/o),f=c[r.level],p=f.realBitrate?Math.max(f.realBitrate,f.bitrate):f.bitrate,g=n.total?n.total:Math.max(n.loaded,Math.round(r.duration*p/8)),v=e.currentTime,y=(g-n.loaded)/h,m=(l.a.bufferInfo(e,v,t.config.maxBufferHole).end-v)/u;if(m<2*r.duration/u&&y>m){var b=void 0,E=void 0;for(E=r.level-1;E>a;E--){var T=c[E].realBitrate?Math.max(c[E].realBitrate,c[E].bitrate):c[E].bitrate;if((b=r.duration*T/(6.4*h))<m)break}b<y&&(d.b.warn("loading too slow, abort fragment loading and switch to level "+E+":fragLoadedDelay["+E+"]<fragLoadedDelay["+(r.level-1)+"];bufferStarvationDelay:"+b.toFixed(1)+"<"+y.toFixed(1)+":"+m.toFixed(1)),t.nextLoadLevel=E,this._bwEstimator.sample(o,n.loaded),i.abort(),this.clearTimer(),t.trigger(s.a.FRAG_LOAD_EMERGENCY_ABORTED,{frag:r,stats:n}))}}}},e.prototype.onFragLoaded=function(t){var e=t.frag;if("main"===e.type&&!isNaN(e.sn)){if(this.clearTimer(),this.lastLoadedFragLevel=e.level,this._nextAutoLevel=-1,this.hls.config.abrMaxWithRealBitrate){var r=this.hls.levels[e.level],i=(r.loaded?r.loaded.bytes:0)+t.stats.loaded,a=(r.loaded?r.loaded.duration:0)+t.frag.duration;r.loaded={bytes:i,duration:a},r.realBitrate=Math.round(8*i/a)}if(t.frag.bitrateTest){var n=t.stats;n.tparsed=n.tbuffered=n.tload,this.onFragBuffered(t)}}},e.prototype.onFragBuffered=function(t){var e=t.stats,r=t.frag;if(!(!0===e.aborted||1!==r.loadCounter||"main"!==r.type||isNaN(r.sn)||r.bitrateTest&&e.tload!==e.tbuffered)){var i=e.tparsed-e.trequest;d.b.log("latency/loading/parsing/append/kbps:"+Math.round(e.tfirst-e.trequest)+"/"+Math.round(e.tload-e.tfirst)+"/"+Math.round(e.tparsed-e.tload)+"/"+Math.round(e.tbuffered-e.tparsed)+"/"+Math.round(8*e.loaded/(e.tbuffered-e.trequest))),this._bwEstimator.sample(i,e.loaded),e.bwEstimate=this._bwEstimator.getEstimate(),r.bitrateTest?this.bitrateTestDelay=i/1e3:this.bitrateTestDelay=0}},e.prototype.onError=function(t){switch(t.details){case u.a.FRAG_LOAD_ERROR:case u.a.FRAG_LOAD_TIMEOUT:this.clearTimer()}},e.prototype.clearTimer=function(){clearInterval(this.timer),this.timer=null},e.prototype._findBestLevel=function(t,e,r,i,a,n,s,o,l){for(var u=a;u>=i;u--){var c=l[u],h=c.details,f=h?h.totalduration/h.fragments.length:e,p=!!h&&h.live,g=void 0;g=u<=t?s*r:o*r;var v=l[u].realBitrate?Math.max(l[u].realBitrate,l[u].bitrate):l[u].bitrate,y=v*f/g;if(d.b.trace("level/adjustedbw/bitrate/avgDuration/maxFetchDuration/fetchDuration: "+u+"/"+Math.round(g)+"/"+v+"/"+f+"/"+n+"/"+y),g>v&&(!y||p&&!this.bitrateTestDelay||y<n))return u}return-1},h(e,[{key:"nextAutoLevel",get:function(){var t=this._nextAutoLevel,e=this._bwEstimator;if(!(-1===t||e&&e.canEstimate()))return t;var r=this._nextABRAutoLevel;return-1!==t&&(r=Math.min(t,r)),r},set:function(t){this._nextAutoLevel=t}},{key:"_nextABRAutoLevel",get:function(){var t=this.hls,e=t.maxAutoLevel,r=t.levels,i=t.config,a=t.minAutoLevel,n=t.media,s=this.lastLoadedFragLevel,o=this.fragCurrent?this.fragCurrent.duration:0,u=n?n.currentTime:0,c=n&&0!==n.playbackRate?Math.abs(n.playbackRate):1,h=this._bwEstimator?this._bwEstimator.getEstimate():i.abrEwmaDefaultEstimate,f=(l.a.bufferInfo(n,u,i.maxBufferHole).end-u)/c,p=this._findBestLevel(s,o,h,a,e,f,i.abrBandWidthFactor,i.abrBandWidthUpFactor,r);if(p>=0)return p;d.b.trace("rebuffering expected to happen, lets try to find a quality level minimizing the rebuffering");var g=o?Math.min(o,i.maxStarvationDelay):i.maxStarvationDelay,v=i.abrBandWidthFactor,y=i.abrBandWidthUpFactor;if(0===f){var m=this.bitrateTestDelay;if(m){g=(o?Math.min(o,i.maxLoadingDelay):i.maxLoadingDelay)-m,d.b.trace("bitrate test took "+Math.round(1e3*m)+"ms, set first fragment max fetchDuration to "+Math.round(1e3*g)+" ms"),v=y=1}}return p=this._findBestLevel(s,o,h,a,e,f+g,v,y,r),Math.max(p,0)}}]),e}(o.a);e.a=f},function(t,e,r){"use strict";function i(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}var a=r(51),n=function(){function t(e,r,n,s){i(this,t),this.hls=e,this.defaultEstimate_=s,this.minWeight_=.001,this.minDelayMs_=50,this.slow_=new a.a(r),this.fast_=new a.a(n)}return t.prototype.sample=function(t,e){t=Math.max(t,this.minDelayMs_);var r=8e3*e/t,i=t/1e3;this.fast_.sample(i,r),this.slow_.sample(i,r)},t.prototype.canEstimate=function(){var t=this.fast_;return t&&t.getTotalWeight()>=this.minWeight_},t.prototype.getEstimate=function(){return this.canEstimate()?Math.min(this.fast_.getEstimate(),this.slow_.getEstimate()):this.defaultEstimate_},t.prototype.destroy=function(){},t}();e.a=n},function(t,e,r){"use strict";function i(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}var a=function(){function t(e){i(this,t),this.alpha_=e?Math.exp(Math.log(.5)/e):0,this.estimate_=0,this.totalWeight_=0}return t.prototype.sample=function(t,e){var r=Math.pow(this.alpha_,t);this.estimate_=e*(1-r)+r*this.estimate_,this.totalWeight_+=t},t.prototype.getTotalWeight=function(){return this.totalWeight_},t.prototype.getEstimate=function(){if(this.alpha_){var t=1-Math.pow(this.alpha_,this.totalWeight_);return this.estimate_/t}return this.estimate_},t}();e.a=a},function(t,e,r){"use strict";function i(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}function a(t,e){if(!t)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return!e||"object"!=typeof e&&"function"!=typeof e?t:e}function n(t,e){if("function"!=typeof e&&null!==e)throw new TypeError("Super expression must either be null or a function, not "+typeof e);t.prototype=Object.create(e&&e.prototype,{constructor:{value:t,enumerable:!1,writable:!0,configurable:!0}}),e&&(Object.setPrototypeOf?Object.setPrototypeOf(t,e):t.__proto__=e)}var s=r(1),o=r(3),l=r(0),u=r(2),d=r(10),c=Object(d.a)(),h=function(t){function e(r){i(this,e);var n=a(this,t.call(this,r,s.a.MEDIA_ATTACHING,s.a.MEDIA_DETACHING,s.a.MANIFEST_PARSED,s.a.BUFFER_RESET,s.a.BUFFER_APPENDING,s.a.BUFFER_CODECS,s.a.BUFFER_EOS,s.a.BUFFER_FLUSHING,s.a.LEVEL_PTS_UPDATED,s.a.LEVEL_UPDATED));return n._msDuration=null,n._levelDuration=null,n._live=null,n._objectUrl=null,n.onsbue=n.onSBUpdateEnd.bind(n),n.onsbe=n.onSBUpdateError.bind(n),n.pendingTracks={},n.tracks={},n}return n(e,t),e.prototype.destroy=function(){o.a.prototype.destroy.call(this)},e.prototype.onLevelPtsUpdated=function(t){var e=t.type,r=this.tracks.audio;if("audio"===e&&r&&"audio/mpeg"===r.container){var i=this.sourceBuffer.audio;if(Math.abs(i.timestampOffset-t.start)>.1){var a=i.updating;try{i.abort()}catch(t){a=!0,l.b.warn("can not abort audio buffer: "+t)}a?this.audioTimestampOffset=t.start:(l.b.warn("change mpeg audio timestamp offset from "+i.timestampOffset+" to "+t.start),i.timestampOffset=t.start)}}},e.prototype.onManifestParsed=function(t){var e=t.audio,r=t.video||t.levels.length&&t.audio,i=0;t.altAudio&&(e||r)&&(i=(e?1:0)+(r?1:0),l.b.log(i+" sourceBuffer(s) expected")),this.sourceBufferNb=i},e.prototype.onMediaAttaching=function(t){var e=this.media=t.media;if(e){var r=this.mediaSource=new c;this.onmso=this.onMediaSourceOpen.bind(this),this.onmse=this.onMediaSourceEnded.bind(this),this.onmsc=this.onMediaSourceClose.bind(this),r.addEventListener("sourceopen",this.onmso),r.addEventListener("sourceended",this.onmse),r.addEventListener("sourceclose",this.onmsc),e.src=URL.createObjectURL(r),this._objectUrl=e.src}},e.prototype.onMediaDetaching=function(){l.b.log("media source detaching");var t=this.mediaSource;if(t){if("open"===t.readyState)try{t.endOfStream()}catch(t){l.b.warn("onMediaDetaching:"+t.message+" while calling endOfStream")}t.removeEventListener("sourceopen",this.onmso),t.removeEventListener("sourceended",this.onmse),t.removeEventListener("sourceclose",this.onmsc),this.media&&(URL.revokeObjectURL(this._objectUrl),this.media.src===this._objectUrl?(this.media.removeAttribute("src"),this.media.load()):l.b.warn("media.src was changed by a third party - skip cleanup")),this.mediaSource=null,this.media=null,this._objectUrl=null,this.pendingTracks={},this.tracks={},this.sourceBuffer={},this.flushRange=[],this.segments=[],this.appended=0}this.onmso=this.onmse=this.onmsc=null,this.hls.trigger(s.a.MEDIA_DETACHED)},e.prototype.onMediaSourceOpen=function(){l.b.log("media source opened"),this.hls.trigger(s.a.MEDIA_ATTACHED,{media:this.media});var t=this.mediaSource;t&&t.removeEventListener("sourceopen",this.onmso),this.checkPendingTracks()},e.prototype.checkPendingTracks=function(){var t=this.pendingTracks,e=Object.keys(t).length;e&&(this.sourceBufferNb<=e||0===this.sourceBufferNb)&&(this.createSourceBuffers(t),this.pendingTracks={},this.doAppending())},e.prototype.onMediaSourceClose=function(){l.b.log("media source closed")},e.prototype.onMediaSourceEnded=function(){l.b.log("media source ended")},e.prototype.onSBUpdateEnd=function(){if(this.audioTimestampOffset){var t=this.sourceBuffer.audio;l.b.warn("change mpeg audio timestamp offset from "+t.timestampOffset+" to "+this.audioTimestampOffset),t.timestampOffset=this.audioTimestampOffset,delete this.audioTimestampOffset}this._needsFlush&&this.doFlush(),this._needsEos&&this.checkEos(),this.appending=!1;var e=this.parent,r=this.segments.reduce(function(t,r){return r.parent===e?t+1:t},0);this.hls.trigger(s.a.BUFFER_APPENDED,{parent:e,pending:r}),this._needsFlush||this.doAppending(),this.updateMediaElementDuration()},e.prototype.onSBUpdateError=function(t){l.b.error("sourceBuffer error:",t),this.hls.trigger(s.a.ERROR,{type:u.b.MEDIA_ERROR,details:u.a.BUFFER_APPENDING_ERROR,fatal:!1})},e.prototype.onBufferReset=function(){var t=this.sourceBuffer;for(var e in t){var r=t[e];try{this.mediaSource.removeSourceBuffer(r),r.removeEventListener("updateend",this.onsbue),r.removeEventListener("error",this.onsbe)}catch(t){}}this.sourceBuffer={},this.flushRange=[],this.segments=[],this.appended=0},e.prototype.onBufferCodecs=function(t){if(0===Object.keys(this.sourceBuffer).length){for(var e in t)this.pendingTracks[e]=t[e];var r=this.mediaSource;r&&"open"===r.readyState&&this.checkPendingTracks()}},e.prototype.createSourceBuffers=function(t){var e=this.sourceBuffer,r=this.mediaSource;for(var i in t)if(!e[i]){var a=t[i],n=a.levelCodec||a.codec,o=a.container+";codecs="+n;l.b.log("creating sourceBuffer("+o+")");try{var d=e[i]=r.addSourceBuffer(o);d.addEventListener("updateend",this.onsbue),d.addEventListener("error",this.onsbe),this.tracks[i]={codec:n,container:a.container},a.buffer=d}catch(t){l.b.error("error while trying to add sourceBuffer:"+t.message),this.hls.trigger(s.a.ERROR,{type:u.b.MEDIA_ERROR,details:u.a.BUFFER_ADD_CODEC_ERROR,fatal:!1,err:t,mimeType:o})}}this.hls.trigger(s.a.BUFFER_CREATED,{tracks:t})},e.prototype.onBufferAppending=function(t){this._needsFlush||(this.segments?this.segments.push(t):this.segments=[t],this.doAppending())},e.prototype.onBufferAppendFail=function(t){l.b.error("sourceBuffer error:",t.event),this.hls.trigger(s.a.ERROR,{type:u.b.MEDIA_ERROR,details:u.a.BUFFER_APPENDING_ERROR,fatal:!1})},e.prototype.onBufferEos=function(t){var e=this.sourceBuffer,r=t.type;for(var i in e)r&&i!==r||e[i].ended||(e[i].ended=!0,l.b.log(i+" sourceBuffer now EOS"));this.checkEos()},e.prototype.checkEos=function(){var t=this.sourceBuffer,e=this.mediaSource;if(!e||"open"!==e.readyState)return void(this._needsEos=!1);for(var r in t){var i=t[r];if(!i.ended)return;if(i.updating)return void(this._needsEos=!0)}l.b.log("all media data available, signal endOfStream() to MediaSource and stop loading fragment");try{e.endOfStream()}catch(t){l.b.warn("exception while calling mediaSource.endOfStream()")}this._needsEos=!1},e.prototype.onBufferFlushing=function(t){this.flushRange.push({start:t.startOffset,end:t.endOffset,type:t.type}),this.flushBufferCounter=0,this.doFlush()},e.prototype.onLevelUpdated=function(t){var e=t.details;e.fragments.length>0&&(this._levelDuration=e.totalduration+e.fragments[0].start,this._live=e.live,this.updateMediaElementDuration())},e.prototype.updateMediaElementDuration=function(){var t=this.hls.config,e=void 0;if(null!==this._levelDuration&&this.media&&this.mediaSource&&this.sourceBuffer&&0!==this.media.readyState&&"open"===this.mediaSource.readyState){for(var r in this.sourceBuffer)if(!0===this.sourceBuffer[r].updating)return;e=this.media.duration,null===this._msDuration&&(this._msDuration=this.mediaSource.duration),!0===this._live&&!0===t.liveDurationInfinity?(l.b.log("Media Source duration is set to Infinity"),this._msDuration=this.mediaSource.duration=1/0):(this._levelDuration>this._msDuration&&this._levelDuration>e||e===1/0||isNaN(e))&&(l.b.log("Updating Media Source duration to "+this._levelDuration.toFixed(3)),this._msDuration=this.mediaSource.duration=this._levelDuration)}},e.prototype.doFlush=function(){for(;this.flushRange.length;){var t=this.flushRange[0];if(!this.flushBuffer(t.start,t.end,t.type))return void(this._needsFlush=!0);this.flushRange.shift(),this.flushBufferCounter=0}if(0===this.flushRange.length){this._needsFlush=!1;var e=0,r=this.sourceBuffer;try{for(var i in r)e+=r[i].buffered.length}catch(t){l.b.error("error while accessing sourceBuffer.buffered")}this.appended=e,this.hls.trigger(s.a.BUFFER_FLUSHED)}},e.prototype.doAppending=function(){var t=this.hls,e=this.sourceBuffer,r=this.segments;if(Object.keys(e).length){if(this.media.error)return this.segments=[],void l.b.error("trying to append although a media error occured, flush segment and abort");if(this.appending)return;if(r&&r.length){var i=r.shift();try{var a=i.type,n=e[a];n?n.updating?r.unshift(i):(n.ended=!1,this.parent=i.parent,n.appendBuffer(i.data),this.appendError=0,this.appended++,this.appending=!0):this.onSBUpdateEnd()}catch(e){l.b.error("error while trying to append buffer:"+e.message),r.unshift(i);var o={type:u.b.MEDIA_ERROR,parent:i.parent};if(22===e.code)return this.segments=[],o.details=u.a.BUFFER_FULL_ERROR,o.fatal=!1,void t.trigger(s.a.ERROR,o);if(this.appendError?this.appendError++:this.appendError=1,o.details=u.a.BUFFER_APPEND_ERROR,this.appendError>t.config.appendErrorMaxRetry)return l.b.log("fail "+t.config.appendErrorMaxRetry+" times to append segment in sourceBuffer"),r=[],o.fatal=!0,void t.trigger(s.a.ERROR,o);o.fatal=!1,t.trigger(s.a.ERROR,o)}}}},e.prototype.flushBuffer=function(t,e,r){var i,a,n,s,o,u,d=this.sourceBuffer;if(Object.keys(d).length){if(l.b.log("flushBuffer,pos/start/end: "+this.media.currentTime.toFixed(3)+"/"+t+"/"+e),this.flushBufferCounter<this.appended){for(var c in d)if(!r||c===r){if(i=d[c],i.ended=!1,i.updating)return l.b.warn("cannot flush, sb updating in progress"),!1;try{for(a=0;a<i.buffered.length;a++)if(n=i.buffered.start(a),s=i.buffered.end(a),-1!==navigator.userAgent.toLowerCase().indexOf("firefox")&&e===Number.POSITIVE_INFINITY?(o=t,u=e):(o=Math.max(n,t),u=Math.min(s,e)),Math.min(u,s)-o>.5)return this.flushBufferCounter++,l.b.log("flush "+c+" ["+o+","+u+"], of ["+n+","+s+"], pos:"+this.media.currentTime),i.remove(o,u),!1}catch(t){l.b.warn("exception while accessing sourcebuffer, it might have been removed from MediaSource")}}}else l.b.warn("abort flushing too many retries");l.b.log("buffer flushed")}return!0},e}(o.a);e.a=h},function(t,e,r){"use strict";function i(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}function a(t,e){if(!t)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return!e||"object"!=typeof e&&"function"!=typeof e?t:e}function n(t,e){if("function"!=typeof e&&null!==e)throw new TypeError("Super expression must either be null or a function, not 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n(e,t),e.prototype.destroy=function(){this.hls.config.capLevelToPlayerSize&&(this.media=this.restrictedLevels=null,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.timer&&(this.timer=clearInterval(this.timer)))},e.prototype.onFpsDropLevelCapping=function(t){e.isLevelAllowed(t.droppedLevel,this.restrictedLevels)&&this.restrictedLevels.push(t.droppedLevel)},e.prototype.onMediaAttaching=function(t){this.media=t.media instanceof HTMLVideoElement?t.media:null},e.prototype.onManifestParsed=function(t){var e=this.hls;this.restrictedLevels=[],e.config.capLevelToPlayerSize&&(this.autoLevelCapping=Number.POSITIVE_INFINITY,this.levels=t.levels,e.firstLevel=this.getMaxLevel(t.firstLevel),clearInterval(this.timer),this.timer=setInterval(this.detectPlayerSize.bind(this),1e3),this.detectPlayerSize())},e.prototype.detectPlayerSize=function(){if(this.media){var t=this.levels?this.levels.length:0;if(t){var e=this.hls;e.autoLevelCapping=this.getMaxLevel(t-1),e.autoLevelCapping>this.autoLevelCapping&&e.streamController.nextLevelSwitch(),this.autoLevelCapping=e.autoLevelCapping}}},e.prototype.getMaxLevel=function(t){var r=this;if(!this.levels)return-1;var i=this.levels.filter(function(i,a){return e.isLevelAllowed(a,r.restrictedLevels)&&a<=t});return e.getMaxLevelByMediaSize(i,this.mediaWidth,this.mediaHeight)},e.isLevelAllowed=function(t){return-1===(arguments.length>1&&void 0!==arguments[1]?arguments[1]:[]).indexOf(t)},e.getMaxLevelByMediaSize=function(t,e,r){if(!t||t&&!t.length)return-1;for(var i=t.length-1,a=0;a<t.length;a+=1){var n=t[a];if((n.width>=e||n.height>=r)&&function(t,e){return!e||(t.width!==e.width||t.height!==e.height)}(n,t[a+1])){i=a;break}}return i},l(e,[{key:"mediaWidth",get:function(){var t=void 0,r=this.media;return r&&(t=r.width||r.clientWidth||r.offsetWidth,t*=e.contentScaleFactor),t}},{key:"mediaHeight",get:function(){var t=void 0,r=this.media;return r&&(t=r.height||r.clientHeight||r.offsetHeight,t*=e.contentScaleFactor),t}}],[{key:"contentScaleFactor",get:function(){var t=1;try{t=window.devicePixelRatio}catch(t){}return t}}]),e}(o.a);e.a=u},function(t,e,r){"use strict";function i(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}function a(t,e){if(!t)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return!e||"object"!=typeof e&&"function"!=typeof e?t:e}function n(t,e){if("function"!=typeof e&&null!==e)throw new TypeError("Super expression must either be null or a function, not "+typeof e);t.prototype=Object.create(e&&e.prototype,{constructor:{value:t,enumerable:!1,writable:!0,configurable:!0}}),e&&(Object.setPrototypeOf?Object.setPrototypeOf(t,e):t.__proto__=e)}var s=r(1),o=r(3),l=r(0),u=function(t){function e(r){return i(this,e),a(this,t.call(this,r,s.a.MEDIA_ATTACHING))}return n(e,t),e.prototype.destroy=function(){this.timer&&clearInterval(this.timer),this.isVideoPlaybackQualityAvailable=!1},e.prototype.onMediaAttaching=function(t){var e=this.hls.config;if(e.capLevelOnFPSDrop){"function"==typeof(this.video=t.media instanceof HTMLVideoElement?t.media:null).getVideoPlaybackQuality&&(this.isVideoPlaybackQualityAvailable=!0),clearInterval(this.timer),this.timer=setInterval(this.checkFPSInterval.bind(this),e.fpsDroppedMonitoringPeriod)}},e.prototype.checkFPS=function(t,e,r){var i=performance.now();if(e){if(this.lastTime){var a=i-this.lastTime,n=r-this.lastDroppedFrames,o=e-this.lastDecodedFrames,u=1e3*n/a,d=this.hls;if(d.trigger(s.a.FPS_DROP,{currentDropped:n,currentDecoded:o,totalDroppedFrames:r}),u>0&&n>d.config.fpsDroppedMonitoringThreshold*o){var c=d.currentLevel;l.b.warn("drop FPS ratio greater than max allowed value for currentLevel: "+c),c>0&&(-1===d.autoLevelCapping||d.autoLevelCapping>=c)&&(c-=1,d.trigger(s.a.FPS_DROP_LEVEL_CAPPING,{level:c,droppedLevel:d.currentLevel}),d.autoLevelCapping=c,d.streamController.nextLevelSwitch())}}this.lastTime=i,this.lastDroppedFrames=r,this.lastDecodedFrames=e}},e.prototype.checkFPSInterval=function(){var t=this.video;if(t)if(this.isVideoPlaybackQualityAvailable){var e=t.getVideoPlaybackQuality();this.checkFPS(t,e.totalVideoFrames,e.droppedVideoFrames)}else this.checkFPS(t,t.webkitDecodedFrameCount,t.webkitDroppedFrameCount)},e}(o.a);e.a=u},function(t,e,r){"use strict";function i(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}var a=r(0),n=function(){function t(e){i(this,t),e&&e.xhrSetup&&(this.xhrSetup=e.xhrSetup)}return t.prototype.destroy=function(){this.abort(),this.loader=null},t.prototype.abort=function(){var t=this.loader;t&&4!==t.readyState&&(this.stats.aborted=!0,t.abort()),window.clearTimeout(this.requestTimeout),this.requestTimeout=null,window.clearTimeout(this.retryTimeout),this.retryTimeout=null},t.prototype.load=function(t,e,r){this.context=t,this.config=e,this.callbacks=r,this.stats={trequest:performance.now(),retry:0},this.retryDelay=e.retryDelay,this.loadInternal()},t.prototype.loadInternal=function(){var t,e=this.context;t=this.loader=new XMLHttpRequest;var r=this.stats;r.tfirst=0,r.loaded=0;var i=this.xhrSetup;try{if(i)try{i(t,e.url)}catch(r){t.open("GET",e.url,!0),i(t,e.url)}t.readyState||t.open("GET",e.url,!0)}catch(r){return void this.callbacks.onError({code:t.status,text:r.message},e,t)}e.rangeEnd&&t.setRequestHeader("Range","bytes="+e.rangeStart+"-"+(e.rangeEnd-1)),t.onreadystatechange=this.readystatechange.bind(this),t.onprogress=this.loadprogress.bind(this),t.responseType=e.responseType,this.requestTimeout=window.setTimeout(this.loadtimeout.bind(this),this.config.timeout),t.send()},t.prototype.readystatechange=function(t){var e=t.currentTarget,r=e.readyState,i=this.stats,n=this.context,s=this.config;if(!i.aborted&&r>=2)if(window.clearTimeout(this.requestTimeout),0===i.tfirst&&(i.tfirst=Math.max(performance.now(),i.trequest)),4===r){var o=e.status;if(o>=200&&o<300){i.tload=Math.max(i.tfirst,performance.now());var l=void 0,u=void 0;"arraybuffer"===n.responseType?(l=e.response,u=l.byteLength):(l=e.responseText,u=l.length),i.loaded=i.total=u;var d={url:e.responseURL,data:l};this.callbacks.onSuccess(d,i,n,e)}else i.retry>=s.maxRetry||o>=400&&o<499?(a.b.error(o+" while loading "+n.url),this.callbacks.onError({code:o,text:e.statusText},n,e)):(a.b.warn(o+" while loading "+n.url+", retrying in "+this.retryDelay+"..."),this.destroy(),this.retryTimeout=window.setTimeout(this.loadInternal.bind(this),this.retryDelay),this.retryDelay=Math.min(2*this.retryDelay,s.maxRetryDelay),i.retry++)}else this.requestTimeout=window.setTimeout(this.loadtimeout.bind(this),s.timeout)},t.prototype.loadtimeout=function(){a.b.warn("timeout while loading "+this.context.url),this.callbacks.onTimeout(this.stats,this.context,null)},t.prototype.loadprogress=function(t){var e=t.currentTarget,r=this.stats;r.loaded=t.loaded,t.lengthComputable&&(r.total=t.total);var i=this.callbacks.onProgress;i&&i(r,this.context,null,e)},t}();e.a=n},function(t,e,r){"use strict";function i(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}function a(t,e){if(!t)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return!e||"object"!=typeof e&&"function"!=typeof e?t:e}function n(t,e){if("function"!=typeof e&&null!==e)throw new TypeError("Super expression must either be null or a function, not "+typeof e);t.prototype=Object.create(e&&e.prototype,{constructor:{value:t,enumerable:!1,writable:!0,configurable:!0}}),e&&(Object.setPrototypeOf?Object.setPrototypeOf(t,e):t.__proto__=e)}var s=r(1),o=r(3),l=r(0),u=r(2),d=function(){function t(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)}}return function(e,r,i){return r&&t(e.prototype,r),i&&t(e,i),e}}(),c=function(t){function e(r){i(this,e);var n=a(this,t.call(this,r,s.a.MANIFEST_LOADING,s.a.MANIFEST_PARSED,s.a.AUDIO_TRACK_LOADED,s.a.ERROR));return n.ticks=0,n.ontick=n.tick.bind(n),n}return n(e,t),e.prototype.destroy=function(){this.cleanTimer(),o.a.prototype.destroy.call(this)},e.prototype.cleanTimer=function(){this.timer&&(clearTimeout(this.timer),this.timer=null)},e.prototype.tick=function(){1===++this.ticks&&(this.doTick(),this.ticks>1&&setTimeout(this.tick,1),this.ticks=0)},e.prototype.doTick=function(){this.updateTrack(this.trackId)},e.prototype.onError=function(t){t.fatal&&t.type===u.b.NETWORK_ERROR&&this.cleanTimer()},e.prototype.onManifestLoading=function(){this.tracks=[],this.trackId=-1},e.prototype.onManifestParsed=function(t){var e=this,r=t.audioTracks||[],i=!1;this.tracks=r,this.hls.trigger(s.a.AUDIO_TRACKS_UPDATED,{audioTracks:r});var a=0;r.forEach(function(t){if(t.default&&!i)return e.audioTrack=a,void(i=!0);a++}),!1===i&&r.length&&(l.b.log("no default audio track defined, use first audio track as default"),this.audioTrack=0)},e.prototype.onAudioTrackLoaded=function(t){t.id<this.tracks.length&&(l.b.log("audioTrack "+t.id+" loaded"),this.tracks[t.id].details=t.details,t.details.live&&!this.timer&&(this.timer=setInterval(this.ontick,1e3*t.details.targetduration)),!t.details.live&&this.timer&&this.cleanTimer())},e.prototype.setAudioTrackInternal=function(t){if(t>=0&&t<this.tracks.length){this.cleanTimer(),this.trackId=t,l.b.log("switching to audioTrack "+t);var e=this.tracks[t],r=this.hls,i=e.type,a=e.url,n={id:t,type:i,url:a};r.trigger(s.a.AUDIO_TRACK_SWITCH,n),r.trigger(s.a.AUDIO_TRACK_SWITCHING,n);var o=e.details;!a||void 0!==o&&!0!==o.live||(l.b.log("(re)loading playlist for audioTrack "+t),r.trigger(s.a.AUDIO_TRACK_LOADING,{url:a,id:t}))}},e.prototype.updateTrack=function(t){if(t>=0&&t<this.tracks.length){this.cleanTimer(),this.trackId=t,l.b.log("updating audioTrack "+t);var e=this.tracks[t],r=e.url,i=e.details;!r||void 0!==i&&!0!==i.live||(l.b.log("(re)loading playlist for audioTrack "+t),this.hls.trigger(s.a.AUDIO_TRACK_LOADING,{url:r,id:t}))}},d(e,[{key:"audioTracks",get:function(){return this.tracks}},{key:"audioTrack",get:function(){return this.trackId},set:function(t){this.trackId===t&&void 0!==this.tracks[t].details||this.setAudioTrackInternal(t)}}]),e}(o.a);e.a=c},function(t,e,r){"use strict";function i(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}function a(t,e){if(!t)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return!e||"object"!=typeof e&&"function"!=typeof e?t:e}function n(t,e){if("function"!=typeof e&&null!==e)throw new TypeError("Super expression must either be null or a function, not "+typeof e);t.prototype=Object.create(e&&e.prototype,{constructor:{value:t,enumerable:!1,writable:!0,configurable:!0}}),e&&(Object.setPrototypeOf?Object.setPrototypeOf(t,e):t.__proto__=e)}var s=r(6),o=r(7),l=r(15),u=r(1),d=r(19),c=r(20),h=r(2),f=r(0),p=r(21),g=r(11),v=function(){function t(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)}}return function(e,r,i){return r&&t(e.prototype,r),i&&t(e,i),e}}(),y={STOPPED:"STOPPED",STARTING:"STARTING",IDLE:"IDLE",PAUSED:"PAUSED",KEY_LOADING:"KEY_LOADING",FRAG_LOADING:"FRAG_LOADING",FRAG_LOADING_WAITING_RETRY:"FRAG_LOADING_WAITING_RETRY",WAITING_TRACK:"WAITING_TRACK",PARSING:"PARSING",PARSED:"PARSED",BUFFER_FLUSHING:"BUFFER_FLUSHING",ENDED:"ENDED",ERROR:"ERROR",WAITING_INIT_PTS:"WAITING_INIT_PTS"},m=function(t){function e(r){i(this,e);var n=a(this,t.call(this,r,u.a.MEDIA_ATTACHED,u.a.MEDIA_DETACHING,u.a.AUDIO_TRACKS_UPDATED,u.a.AUDIO_TRACK_SWITCHING,u.a.AUDIO_TRACK_LOADED,u.a.KEY_LOADED,u.a.FRAG_LOADED,u.a.FRAG_PARSING_INIT_SEGMENT,u.a.FRAG_PARSING_DATA,u.a.FRAG_PARSED,u.a.ERROR,u.a.BUFFER_RESET,u.a.BUFFER_CREATED,u.a.BUFFER_APPENDED,u.a.BUFFER_FLUSHED,u.a.INIT_PTS_FOUND));return n.config=r.config,n.audioCodecSwap=!1,n._state=y.STOPPED,n.initPTS=[],n.waitingFragment=null,n.videoTrackCC=null,n}return n(e,t),e.prototype.onHandlerDestroying=function(){this.stopLoad()},e.prototype.onHandlerDestroyed=function(){this.state=y.STOPPED},e.prototype.onInitPtsFound=function(t){var e=t.id,r=t.frag.cc,i=t.initPTS;"main"===e&&(this.initPTS[r]=i,this.videoTrackCC=r,f.b.log("InitPTS for cc: "+r+" found from video track: "+i),this.state===y.WAITING_INIT_PTS&&this.tick())},e.prototype.startLoad=function(t){if(this.tracks){var e=this.lastCurrentTime;this.stopLoad(),this.setInterval(100),this.fragLoadError=0,e>0&&-1===t?(f.b.log("audio:override startPosition with lastCurrentTime @"+e.toFixed(3)),this.state=y.IDLE):(this.lastCurrentTime=this.startPosition?this.startPosition:t,this.state=y.STARTING),this.nextLoadPosition=this.startPosition=this.lastCurrentTime,this.tick()}else this.startPosition=t,this.state=y.STOPPED},e.prototype.stopLoad=function(){var t=this.fragCurrent;t&&(t.loader&&t.loader.abort(),this.fragCurrent=null),this.fragPrevious=null,this.demuxer&&(this.demuxer.destroy(),this.demuxer=null),this.state=y.STOPPED},e.prototype.doTick=function(){var t,e,r,i=this.hls,a=i.config;switch(this.state){case y.ERROR:case y.PAUSED:case y.BUFFER_FLUSHING:break;case y.STARTING:this.state=y.WAITING_TRACK,this.loadedmetadata=!1;break;case y.IDLE:var n=this.tracks;if(!n)break;if(!this.media&&(this.startFragRequested||!a.startFragPrefetch))break;if(this.loadedmetadata)t=this.media.currentTime;else if(void 0===(t=this.nextLoadPosition))break;var l=this.mediaBuffer?this.mediaBuffer:this.media,d=this.videoBuffer?this.videoBuffer:this.media,c=o.a.bufferInfo(l,t,a.maxBufferHole),g=o.a.bufferInfo(d,t,a.maxBufferHole),v=c.len,m=c.end,b=this.fragPrevious,E=Math.max(a.maxBufferLength,g.len),T=this.audioSwitch,S=this.trackId;if((v<E||T)&&S<n.length){if(void 0===(r=n[S].details)){this.state=y.WAITING_TRACK;break}if(!T&&!r.live&&b&&b.sn===r.endSN&&!c.nextStart&&(!this.media.seeking||this.media.duration-m<b.duration/2)){this.hls.trigger(u.a.BUFFER_EOS,{type:"audio"}),this.state=y.ENDED;break}var R=r.fragments,A=R.length,_=R[0].start,L=R[A-1].start+R[A-1].duration,w=void 0;if(T)if(r.live&&!r.PTSKnown)f.b.log("switching audiotrack, live stream, unknown PTS,load first fragment"),m=0;else if(m=t,r.PTSKnown&&t<_){if(!(c.end>_||c.nextStart))return;f.b.log("alt audio track ahead of main track, seek to start of alt audio track"),this.media.currentTime=_+.05}if(r.initSegment&&!r.initSegment.data)w=r.initSegment;else if(m<=_){if(w=R[0],null!==this.videoTrackCC&&w.cc!==this.videoTrackCC&&(w=Object(p.b)(R,this.videoTrackCC)),r.live&&w.loadIdx&&w.loadIdx===this.fragLoadIdx){var D=c.nextStart?c.nextStart:_;return f.b.log("no alt audio available @currentTime:"+this.media.currentTime+", seeking @"+(D+.05)),void(this.media.currentTime=D+.05)}}else{var I=void 0,O=a.maxFragLookUpTolerance,k=b?R[b.sn-R[0].sn+1]:void 0,C=function(t){var e=Math.min(O,t.duration);return t.start+t.duration-e<=m?1:t.start-e>m&&t.start?-1:0};m<L?(m>L-O&&(O=0),I=k&&!C(k)?k:s.a.search(R,C)):I=R[A-1],I&&(w=I,_=I.start,b&&w.level===b.level&&w.sn===b.sn&&(w.sn<r.endSN?(w=R[w.sn+1-r.startSN],f.b.log("SN just loaded, load next one: "+w.sn)):w=null))}if(w)if(w.decryptdata&&null!=w.decryptdata.uri&&null==w.decryptdata.key)f.b.log("Loading key for "+w.sn+" of ["+r.startSN+" ,"+r.endSN+"],track "+S),this.state=y.KEY_LOADING,i.trigger(u.a.KEY_LOADING,{frag:w});else{if(f.b.log("Loading "+w.sn+", cc: "+w.cc+" of ["+r.startSN+" ,"+r.endSN+"],track "+S+", currentTime:"+t+",bufferEnd:"+m.toFixed(3)),void 0!==this.fragLoadIdx?this.fragLoadIdx++:this.fragLoadIdx=0,w.loadCounter){w.loadCounter++;var P=a.fragLoadingLoopThreshold;if(w.loadCounter>P&&Math.abs(this.fragLoadIdx-w.loadIdx)<P)return void i.trigger(u.a.ERROR,{type:h.b.MEDIA_ERROR,details:h.a.FRAG_LOOP_LOADING_ERROR,fatal:!1,frag:w})}else w.loadCounter=1;w.loadIdx=this.fragLoadIdx,this.fragCurrent=w,this.startFragRequested=!0,isNaN(w.sn)||(this.nextLoadPosition=w.start+w.duration),i.trigger(u.a.FRAG_LOADING,{frag:w}),this.state=y.FRAG_LOADING}}break;case y.WAITING_TRACK:e=this.tracks[this.trackId],e&&e.details&&(this.state=y.IDLE);break;case y.FRAG_LOADING_WAITING_RETRY:var x=performance.now(),F=this.retryDate;l=this.media;var M=l&&l.seeking;(!F||x>=F||M)&&(f.b.log("audioStreamController: retryDate reached, switch back to IDLE state"),this.state=y.IDLE);break;case y.WAITING_INIT_PTS:var N=this.videoTrackCC;if(void 0===this.initPTS[N])break;var U=this.waitingFragment;if(U){var B=U.frag.cc;N!==B?(e=this.tracks[this.trackId],e.details&&e.details.live&&(f.b.warn("Waiting fragment CC ("+B+") does not match video track CC ("+N+")"),this.waitingFragment=null,this.state=y.IDLE)):(this.state=y.FRAG_LOADING,this.onFragLoaded(this.waitingFragment),this.waitingFragment=null)}else this.state=y.IDLE;break;case y.STOPPED:case y.FRAG_LOADING:case y.PARSING:case y.PARSED:case y.ENDED:}},e.prototype.onMediaAttached=function(t){var e=this.media=this.mediaBuffer=t.media;this.onvseeking=this.onMediaSeeking.bind(this),this.onvended=this.onMediaEnded.bind(this),e.addEventListener("seeking",this.onvseeking),e.addEventListener("ended",this.onvended);var r=this.config;this.tracks&&r.autoStartLoad&&this.startLoad(r.startPosition)},e.prototype.onMediaDetaching=function(){var t=this.media;t&&t.ended&&(f.b.log("MSE detaching and video ended, reset startPosition"),this.startPosition=this.lastCurrentTime=0);var e=this.tracks;e&&e.forEach(function(t){t.details&&t.details.fragments.forEach(function(t){t.loadCounter=void 0})}),t&&(t.removeEventListener("seeking",this.onvseeking),t.removeEventListener("ended",this.onvended),this.onvseeking=this.onvseeked=this.onvended=null),this.media=this.mediaBuffer=this.videoBuffer=null,this.loadedmetadata=!1,this.stopLoad()},e.prototype.onMediaSeeking=function(){this.state===y.ENDED&&(this.state=y.IDLE),this.media&&(this.lastCurrentTime=this.media.currentTime),void 0!==this.fragLoadIdx&&(this.fragLoadIdx+=2*this.config.fragLoadingLoopThreshold),this.tick()},e.prototype.onMediaEnded=function(){this.startPosition=this.lastCurrentTime=0},e.prototype.onAudioTracksUpdated=function(t){f.b.log("audio tracks updated"),this.tracks=t.audioTracks},e.prototype.onAudioTrackSwitching=function(t){var e=!!t.url;this.trackId=t.id,this.fragCurrent=null,this.state=y.PAUSED,this.waitingFragment=null,e?this.setInterval(100):this.demuxer&&(this.demuxer.destroy(),this.demuxer=null),e&&(this.audioSwitch=!0,this.state=y.IDLE,void 0!==this.fragLoadIdx&&(this.fragLoadIdx+=2*this.config.fragLoadingLoopThreshold)),this.tick()},e.prototype.onAudioTrackLoaded=function(t){var e=t.details,r=t.id,i=this.tracks[r],a=e.totalduration,n=0;if(f.b.log("track "+r+" loaded ["+e.startSN+","+e.endSN+"],duration:"+a),e.live){var s=i.details;s&&e.fragments.length>0?(d.a(s,e),n=e.fragments[0].start,e.PTSKnown?f.b.log("live audio playlist sliding:"+n.toFixed(3)):f.b.log("live audio playlist - outdated PTS, unknown sliding")):(e.PTSKnown=!1,f.b.log("live audio playlist - first load, unknown sliding"))}else e.PTSKnown=!1;if(i.details=e,!this.startFragRequested){if(-1===this.startPosition){var o=e.startTimeOffset;isNaN(o)?this.startPosition=0:(f.b.log("start time offset found in playlist, adjust startPosition to "+o),this.startPosition=o)}this.nextLoadPosition=this.startPosition}this.state===y.WAITING_TRACK&&(this.state=y.IDLE),this.tick()},e.prototype.onKeyLoaded=function(){this.state===y.KEY_LOADING&&(this.state=y.IDLE,this.tick())},e.prototype.onFragLoaded=function(t){var e=this.fragCurrent,r=t.frag;if(this.state===y.FRAG_LOADING&&e&&"audio"===r.type&&r.level===e.level&&r.sn===e.sn){var i=this.tracks[this.trackId],a=i.details,n=a.totalduration,s=e.level,o=e.sn,d=e.cc,c=this.config.defaultAudioCodec||i.audioCodec||"mp4a.40.2",h=this.stats=t.stats;if("initSegment"===o)this.state=y.IDLE,h.tparsed=h.tbuffered=performance.now(),a.initSegment.data=t.payload,this.hls.trigger(u.a.FRAG_BUFFERED,{stats:h,frag:e,id:"audio"}),this.tick();else{this.state=y.PARSING,this.appended=!1,this.demuxer||(this.demuxer=new l.a(this.hls,"audio"));var p=this.initPTS[d],g=a.initSegment?a.initSegment.data:[];if(a.initSegment||void 0!==p){this.pendingBuffering=!0,f.b.log("Demuxing "+o+" of ["+a.startSN+" ,"+a.endSN+"],track "+s);this.demuxer.push(t.payload,g,c,null,e,n,!1,p)}else f.b.log("unknown video PTS for continuity counter "+d+", waiting for video PTS before demuxing audio frag "+o+" of ["+a.startSN+" ,"+a.endSN+"],track "+s),this.waitingFragment=t,this.state=y.WAITING_INIT_PTS}}this.fragLoadError=0},e.prototype.onFragParsingInitSegment=function(t){var e=this.fragCurrent,r=t.frag;if(e&&"audio"===t.id&&r.sn===e.sn&&r.level===e.level&&this.state===y.PARSING){var i=t.tracks,a=void 0;if(i.video&&delete i.video,a=i.audio){a.levelCodec=a.codec,a.id=t.id,this.hls.trigger(u.a.BUFFER_CODECS,i),f.b.log("audio track:audio,container:"+a.container+",codecs[level/parsed]=["+a.levelCodec+"/"+a.codec+"]");var n=a.initSegment;if(n){var s={type:"audio",data:n,parent:"audio",content:"initSegment"};this.audioSwitch?this.pendingData=[s]:(this.appended=!0,this.pendingBuffering=!0,this.hls.trigger(u.a.BUFFER_APPENDING,s))}this.tick()}}},e.prototype.onFragParsingData=function(t){var e=this,r=this.fragCurrent,i=t.frag;if(r&&"audio"===t.id&&"audio"===t.type&&i.sn===r.sn&&i.level===r.level&&this.state===y.PARSING){var a=this.trackId,n=this.tracks[a],s=this.hls;isNaN(t.endPTS)&&(t.endPTS=t.startPTS+r.duration,t.endDTS=t.startDTS+r.duration),f.b.log("parsed "+t.type+",PTS:["+t.startPTS.toFixed(3)+","+t.endPTS.toFixed(3)+"],DTS:["+t.startDTS.toFixed(3)+"/"+t.endDTS.toFixed(3)+"],nb:"+t.nb),d.b(n.details,r,t.startPTS,t.endPTS);var o=this.audioSwitch,l=this.media,c=!1;if(o&&l)if(l.readyState){var p=l.currentTime;f.b.log("switching audio track : currentTime:"+p),p>=t.startPTS&&(f.b.log("switching audio track : flushing all audio"),this.state=y.BUFFER_FLUSHING,s.trigger(u.a.BUFFER_FLUSHING,{startOffset:0,endOffset:Number.POSITIVE_INFINITY,type:"audio"}),c=!0,this.audioSwitch=!1,s.trigger(u.a.AUDIO_TRACK_SWITCHED,{id:a}))}else this.audioSwitch=!1,s.trigger(u.a.AUDIO_TRACK_SWITCHED,{id:a});var g=this.pendingData;if(!g)return console.warn("Apparently attempt to enqueue media payload without codec initialization data upfront"),void s.trigger(u.a.ERROR,{type:h.b.MEDIA_ERROR,details:null,fatal:!0});this.audioSwitch||([t.data1,t.data2].forEach(function(e){e&&e.length&&g.push({type:t.type,data:e,parent:"audio",content:"data"})}),!c&&g.length&&(g.forEach(function(t){e.state===y.PARSING&&(e.pendingBuffering=!0,e.hls.trigger(u.a.BUFFER_APPENDING,t))}),this.pendingData=[],this.appended=!0)),this.tick()}},e.prototype.onFragParsed=function(t){var e=this.fragCurrent,r=t.frag;e&&"audio"===t.id&&r.sn===e.sn&&r.level===e.level&&this.state===y.PARSING&&(this.stats.tparsed=performance.now(),this.state=y.PARSED,this._checkAppendedParsed())},e.prototype.onBufferReset=function(){this.mediaBuffer=this.videoBuffer=null,this.loadedmetadata=!1},e.prototype.onBufferCreated=function(t){var e=t.tracks.audio;e&&(this.mediaBuffer=e.buffer,this.loadedmetadata=!0),t.tracks.video&&(this.videoBuffer=t.tracks.video.buffer)},e.prototype.onBufferAppended=function(t){if("audio"===t.parent){var e=this.state;e!==y.PARSING&&e!==y.PARSED||(this.pendingBuffering=t.pending>0,this._checkAppendedParsed())}},e.prototype._checkAppendedParsed=function(){if(!(this.state!==y.PARSED||this.appended&&this.pendingBuffering)){var t=this.fragCurrent,e=this.stats,r=this.hls;if(t){this.fragPrevious=t,e.tbuffered=performance.now(),r.trigger(u.a.FRAG_BUFFERED,{stats:e,frag:t,id:"audio"});var i=this.mediaBuffer?this.mediaBuffer:this.media;f.b.log("audio buffered : "+c.a.toString(i.buffered)),this.audioSwitch&&this.appended&&(this.audioSwitch=!1,r.trigger(u.a.AUDIO_TRACK_SWITCHED,{id:this.trackId})),this.state=y.IDLE}this.tick()}},e.prototype.onError=function(t){var e=t.frag;if(!e||"audio"===e.type)switch(t.details){case h.a.FRAG_LOAD_ERROR:case h.a.FRAG_LOAD_TIMEOUT:if(!t.fatal){var r=this.fragLoadError;r?r++:r=1;var i=this.config;if(r<=i.fragLoadingMaxRetry){this.fragLoadError=r,e.loadCounter=0;var a=Math.min(Math.pow(2,r-1)*i.fragLoadingRetryDelay,i.fragLoadingMaxRetryTimeout);f.b.warn("audioStreamController: frag loading failed, retry in "+a+" ms"),this.retryDate=performance.now()+a,this.state=y.FRAG_LOADING_WAITING_RETRY}else f.b.error("audioStreamController: "+t.details+" reaches max retry, redispatch as fatal ..."),t.fatal=!0,this.state=y.ERROR}break;case h.a.FRAG_LOOP_LOADING_ERROR:case h.a.AUDIO_TRACK_LOAD_ERROR:case h.a.AUDIO_TRACK_LOAD_TIMEOUT:case h.a.KEY_LOAD_ERROR:case h.a.KEY_LOAD_TIMEOUT:this.state!==y.ERROR&&(this.state=t.fatal?y.ERROR:y.IDLE,f.b.warn("audioStreamController: "+t.details+" while loading frag,switch to "+this.state+" state ..."));break;case h.a.BUFFER_FULL_ERROR:if("audio"===t.parent&&(this.state===y.PARSING||this.state===y.PARSED)){var n=this.mediaBuffer,s=this.media.currentTime;if(n&&o.a.isBuffered(n,s)&&o.a.isBuffered(n,s+.5)){var l=this.config;l.maxMaxBufferLength>=l.maxBufferLength&&(l.maxMaxBufferLength/=2,f.b.warn("audio:reduce max buffer length to "+l.maxMaxBufferLength+"s"),this.fragLoadIdx+=2*l.fragLoadingLoopThreshold),this.state=y.IDLE}else f.b.warn("buffer full error also media.currentTime is not buffered, flush audio buffer"),this.fragCurrent=null,this.state=y.BUFFER_FLUSHING,this.hls.trigger(u.a.BUFFER_FLUSHING,{startOffset:0,endOffset:Number.POSITIVE_INFINITY,type:"audio"})}}},e.prototype.onBufferFlushed=function(){var t=this,e=this.pendingData;e&&e.length?(f.b.log("appending pending audio data on Buffer Flushed"),e.forEach(function(e){t.hls.trigger(u.a.BUFFER_APPENDING,e)}),this.appended=!0,this.pendingData=[],this.state=y.PARSED):(this.state=y.IDLE,this.fragPrevious=null,this.tick())},v(e,[{key:"state",set:function(t){if(this.state!==t){var e=this.state;this._state=t,f.b.log("audio stream:"+e+"->"+t)}},get:function(){return this._state}}]),e}(g.a);e.a=m},function(t,e,r){"use strict";function i(t,e,r,i){for(var n,s,o,l,u,d=window.VTTCue||window.TextTrackCue,c=0;c<i.rows.length;c++)if(n=i.rows[c],o=!0,l=0,u="",!n.isEmpty()){for(var h=0;h<n.chars.length;h++)n.chars[h].uchar.match(/\s/)&&o?l++:(u+=n.chars[h].uchar,o=!1);n.cueStartTime=e,e===r&&(r+=1e-4),s=new d(e,r,Object(a.b)(u.trim())),l>=16?l--:l++,navigator.userAgent.match(/Firefox\//)?s.line=c+1:s.line=c>7?c-2:c+1,s.align="left",s.position=Math.max(0,Math.min(100,l/32*100+(navigator.userAgent.match(/Firefox\//)?50:0))),t.addCue(s)}}Object.defineProperty(e,"__esModule",{value:!0}),e.newCue=i;var a=r(22)},function(t,e,r){"use strict";e.a=function(){function t(t){return"string"==typeof t&&(!!n[t.toLowerCase()]&&t.toLowerCase())}function e(t){return"string"==typeof t&&(!!s[t.toLowerCase()]&&t.toLowerCase())}function r(t){for(var e=1;e<arguments.length;e++){var r=arguments[e];for(var i in r)t[i]=r[i]}return t}function i(i,n,s){var o=this,l=function(){if("undefined"!=typeof navigator)return/MSIE\s8\.0/.test(navigator.userAgent)}(),u={};l?o=document.createElement("custom"):u.enumerable=!0,o.hasBeenReset=!1;var d="",c=!1,h=i,f=n,p=s,g=null,v="",y=!0,m="auto",b="start",E=50,T="middle",S=50,R="middle";if(Object.defineProperty(o,"id",r({},u,{get:function(){return d},set:function(t){d=""+t}})),Object.defineProperty(o,"pauseOnExit",r({},u,{get:function(){return c},set:function(t){c=!!t}})),Object.defineProperty(o,"startTime",r({},u,{get:function(){return h},set:function(t){if("number"!=typeof t)throw new TypeError("Start time must be set to a number.");h=t,this.hasBeenReset=!0}})),Object.defineProperty(o,"endTime",r({},u,{get:function(){return f},set:function(t){if("number"!=typeof t)throw new TypeError("End time must be set to a number.");f=t,this.hasBeenReset=!0}})),Object.defineProperty(o,"text",r({},u,{get:function(){return p},set:function(t){p=""+t,this.hasBeenReset=!0}})),Object.defineProperty(o,"region",r({},u,{get:function(){return g},set:function(t){g=t,this.hasBeenReset=!0}})),Object.defineProperty(o,"vertical",r({},u,{get:function(){return v},set:function(e){var r=t(e);if(!1===r)throw new SyntaxError("An invalid or illegal string was specified.");v=r,this.hasBeenReset=!0}})),Object.defineProperty(o,"snapToLines",r({},u,{get:function(){return y},set:function(t){y=!!t,this.hasBeenReset=!0}})),Object.defineProperty(o,"line",r({},u,{get:function(){return m},set:function(t){if("number"!=typeof t&&t!==a)throw new SyntaxError("An invalid number or illegal string was specified.");m=t,this.hasBeenReset=!0}})),Object.defineProperty(o,"lineAlign",r({},u,{get:function(){return b},set:function(t){var r=e(t);if(!r)throw new SyntaxError("An invalid or illegal string was specified.");b=r,this.hasBeenReset=!0}})),Object.defineProperty(o,"position",r({},u,{get:function(){return E},set:function(t){if(t<0||t>100)throw new Error("Position must be between 0 and 100.");E=t,this.hasBeenReset=!0}})),Object.defineProperty(o,"positionAlign",r({},u,{get:function(){return T},set:function(t){var r=e(t);if(!r)throw new SyntaxError("An invalid or illegal string was specified.");T=r,this.hasBeenReset=!0}})),Object.defineProperty(o,"size",r({},u,{get:function(){return S},set:function(t){if(t<0||t>100)throw new Error("Size must be between 0 and 100.");S=t,this.hasBeenReset=!0}})),Object.defineProperty(o,"align",r({},u,{get:function(){return R},set:function(t){var r=e(t);if(!r)throw new SyntaxError("An invalid or illegal string was specified.");R=r,this.hasBeenReset=!0}})),o.displayState=void 0,l)return o}if("undefined"!=typeof window&&window.VTTCue)return window.VTTCue;var a="auto",n={"":!0,lr:!0,rl:!0},s={start:!0,middle:!0,end:!0,left:!0,right:!0};return i.prototype.getCueAsHTML=function(){return window.WebVTT.convertCueToDOMTree(window,this.text)},i}()},function(t,e,r){"use strict";function i(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}function a(t,e){if(!t)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return!e||"object"!=typeof e&&"function"!=typeof e?t:e}function n(t,e){if("function"!=typeof e&&null!==e)throw new TypeError("Super expression must either be null or a function, not "+typeof e);t.prototype=Object.create(e&&e.prototype,{constructor:{value:t,enumerable:!1,writable:!0,configurable:!0}}),e&&(Object.setPrototypeOf?Object.setPrototypeOf(t,e):t.__proto__=e)}function s(t){if(t&&t.cues)for(;t.cues.length>0;)t.removeCue(t.cues[0])}function o(t,e){return t&&t.label===e.name&&!(t.textTrack1||t.textTrack2)}function l(t,e,r,i){return Math.min(e,i)-Math.max(t,r)}var u=r(1),d=r(3),c=r(61),h=r(62),f=r(63),p=r(0),g=function(t){function e(r){i(this,e);var n=a(this,t.call(this,r,u.a.MEDIA_ATTACHING,u.a.MEDIA_DETACHING,u.a.FRAG_PARSING_USERDATA,u.a.FRAG_DECRYPTED,u.a.MANIFEST_LOADING,u.a.MANIFEST_LOADED,u.a.FRAG_LOADED,u.a.LEVEL_SWITCHING,u.a.INIT_PTS_FOUND));if(n.hls=r,n.config=r.config,n.enabled=!0,n.Cues=r.config.cueHandler,n.textTracks=[],n.tracks=[],n.unparsedVttFrags=[],n.initPTS=void 0,n.cueRanges=[],n.config.enableCEA708Captions){var s=new h.a(n,1),o=new h.a(n,2);n.cea608Parser=new c.a(0,s,o)}return n}return n(e,t),e.prototype.addCues=function(t,e,r,i){for(var a=this.cueRanges,n=!1,s=a.length;s--;){var o=a[s],u=l(o[0],o[1],e,r);if(u>=0&&(o[0]=Math.min(o[0],e),o[1]=Math.max(o[1],r),n=!0,u/(r-e)>.5))return}n||a.push([e,r]),this.Cues.newCue(this[t],e,r,i)},e.prototype.onInitPtsFound=function(t){var e=this;void 0===this.initPTS&&(this.initPTS=t.initPTS),this.unparsedVttFrags.length&&(this.unparsedVttFrags.forEach(function(t){e.onFragLoaded(t)}),this.unparsedVttFrags=[])},e.prototype.getExistingTrack=function(t){var e=this.media;if(e)for(var r=0;r<e.textTracks.length;r++){var i=e.textTracks[r],a="textTrack"+t;if(!0===i[a])return i}return null},e.prototype.sendAddTrackEvent=function(t,e){var r=null;try{r=new window.Event("addtrack")}catch(t){r=document.createEvent("Event"),r.initEvent("addtrack",!1,!1)}r.track=t,e.dispatchEvent(r)},e.prototype.createCaptionsTrack=function(t){var e="textTrack"+t;if(!this[e]){var r=this.getExistingTrack(t);if(r)this[e]=r,s(this[e]),this.sendAddTrackEvent(this[e],this.media);else{var i=this.createTextTrack("captions",this.config["captionsTextTrack"+t+"Label"],this.config.captionsTextTrack1LanguageCode);i&&(i[e]=!0,this[e]=i)}}},e.prototype.createTextTrack=function(t,e,r){var i=this.media;if(i)return i.addTextTrack(t,e,r)},e.prototype.destroy=function(){d.a.prototype.destroy.call(this)},e.prototype.onMediaAttaching=function(t){this.media=t.media,this._cleanTracks()},e.prototype.onMediaDetaching=function(){s(this.textTrack1),s(this.textTrack2)},e.prototype.onManifestLoading=function(){this.lastSn=-1,this.prevCC=-1,this.vttCCs={ccOffset:0,presentationOffset:0},this._cleanTracks()},e.prototype._cleanTracks=function(){var t=this.media;if(t){var e=t.textTracks;if(e)for(var r=0;r<e.length;r++)s(e[r])}},e.prototype.onManifestLoaded=function(t){var e=this;if(this.textTracks=[],this.unparsedVttFrags=this.unparsedVttFrags||[],this.initPTS=void 0,this.cueRanges=[],this.config.enableWebVTT){this.tracks=t.subtitles||[];var r=this.media?this.media.textTracks:[];this.tracks.forEach(function(t,i){var a=void 0;if(i<r.length){var n=r[i];o(n,t)&&(a=n)}a||(a=e.createTextTrack("subtitles",t.name,t.lang)),a.mode=t.default?"showing":"hidden",e.textTracks.push(a)})}},e.prototype.onLevelSwitching=function(){this.enabled="NONE"!==this.hls.currentLevel.closedCaptions},e.prototype.onFragLoaded=function(t){var e=t.frag,r=t.payload;if("main"===e.type){var i=e.sn;if(i!==this.lastSn+1){var a=this.cea608Parser;a&&a.reset()}this.lastSn=i}else if("subtitle"===e.type)if(r.byteLength){if(void 0===this.initPTS)return void this.unparsedVttFrags.push(t);var n=e.decryptdata;null!=n&&null!=n.key&&"AES-128"===n.method||this._parseVTTs(e,r)}else this.hls.trigger(u.a.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:e})},e.prototype._parseVTTs=function(t,e){var r=this.vttCCs;r[t.cc]||(r[t.cc]={start:t.start,prevCC:this.prevCC,new:!0},this.prevCC=t.cc);var i=this.textTracks,a=this.hls;f.a.parse(e,this.initPTS,r,t.cc,function(e){var r=i[t.trackId];e.forEach(function(t){if(!r.cues.getCueById(t.id))try{r.addCue(t)}catch(i){var e=new window.TextTrackCue(t.startTime,t.endTime,t.text);e.id=t.id,r.addCue(e)}}),a.trigger(u.a.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:t})},function(e){p.b.log("Failed to parse VTT cue: "+e),a.trigger(u.a.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:t})})},e.prototype.onFragDecrypted=function(t){var e=t.payload,r=t.frag;if("subtitle"===r.type){if(void 0===this.initPTS)return void this.unparsedVttFrags.push(t);this._parseVTTs(r,e)}},e.prototype.onFragParsingUserdata=function(t){if(this.enabled&&this.config.enableCEA708Captions)for(var e=0;e<t.samples.length;e++){var r=this.extractCea608Data(t.samples[e].bytes);this.cea608Parser.addData(t.samples[e].pts,r)}},e.prototype.extractCea608Data=function(t){for(var e,r,i,a,n,s=31&t[0],o=2,l=[],u=0;u<s;u++)e=t[o++],r=127&t[o++],i=127&t[o++],a=0!=(4&e),n=3&e,0===r&&0===i||a&&0===n&&(l.push(r),l.push(i));return l},e}(d.a);e.a=g},function(t,e,r){"use strict";function i(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}var a={42:225,92:233,94:237,95:243,96:250,123:231,124:247,125:209,126:241,127:9608,128:174,129:176,130:189,131:191,132:8482,133:162,134:163,135:9834,136:224,137:32,138:232,139:226,140:234,141:238,142:244,143:251,144:193,145:201,146:211,147:218,148:220,149:252,150:8216,151:161,152:42,153:8217,154:9473,155:169,156:8480,157:8226,158:8220,159:8221,160:192,161:194,162:199,163:200,164:202,165:203,166:235,167:206,168:207,169:239,170:212,171:217,172:249,173:219,174:171,175:187,176:195,177:227,178:205,179:204,180:236,181:210,182:242,183:213,184:245,185:123,186:125,187:92,188:94,189:95,190:124,191:8764,192:196,193:228,194:214,195:246,196:223,197:165,198:164,199:9475,200:197,201:229,202:216,203:248,204:9487,205:9491,206:9495,207:9499},n=function(t){var e=t;return a.hasOwnProperty(t)&&(e=a[t]),String.fromCharCode(e)},s=15,o=100,l={17:1,18:3,21:5,22:7,23:9,16:11,19:12,20:14},u={17:2,18:4,21:6,22:8,23:10,19:13,20:15},d={25:1,26:3,29:5,30:7,31:9,24:11,27:12,28:14},c={25:2,26:4,29:6,30:8,31:10,27:13,28:15},h=["white","green","blue","cyan","red","yellow","magenta","black","transparent"],f={verboseFilter:{DATA:3,DEBUG:3,INFO:2,WARNING:2,TEXT:1,ERROR:0},time:null,verboseLevel:0,setTime:function(t){this.time=t},log:function(t,e){var r=this.verboseFilter[t];this.verboseLevel>=r&&console.log(this.time+" ["+t+"] "+e)}},p=function(t){for(var e=[],r=0;r<t.length;r++)e.push(t[r].toString(16));return e},g=function(){function t(e,r,a,n,s){i(this,t),this.foreground=e||"white",this.underline=r||!1,this.italics=a||!1,this.background=n||"black",this.flash=s||!1}return t.prototype.reset=function(){this.foreground="white",this.underline=!1,this.italics=!1,this.background="black",this.flash=!1},t.prototype.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])}},t.prototype.isDefault=function(){return"white"===this.foreground&&!this.underline&&!this.italics&&"black"===this.background&&!this.flash},t.prototype.equals=function(t){return this.foreground===t.foreground&&this.underline===t.underline&&this.italics===t.italics&&this.background===t.background&&this.flash===t.flash},t.prototype.copy=function(t){this.foreground=t.foreground,this.underline=t.underline,this.italics=t.italics,this.background=t.background,this.flash=t.flash},t.prototype.toString=function(){return"color="+this.foreground+", underline="+this.underline+", italics="+this.italics+", background="+this.background+", flash="+this.flash},t}(),v=function(){function t(e,r,a,n,s,o){i(this,t),this.uchar=e||" ",this.penState=new g(r,a,n,s,o)}return t.prototype.reset=function(){this.uchar=" ",this.penState.reset()},t.prototype.setChar=function(t,e){this.uchar=t,this.penState.copy(e)},t.prototype.setPenState=function(t){this.penState.copy(t)},t.prototype.equals=function(t){return this.uchar===t.uchar&&this.penState.equals(t.penState)},t.prototype.copy=function(t){this.uchar=t.uchar,this.penState.copy(t.penState)},t.prototype.isEmpty=function(){return" "===this.uchar&&this.penState.isDefault()},t}(),y=function(){function t(){i(this,t),this.chars=[];for(var e=0;e<o;e++)this.chars.push(new v);this.pos=0,this.currPenState=new g}return t.prototype.equals=function(t){for(var e=!0,r=0;r<o;r++)if(!this.chars[r].equals(t.chars[r])){e=!1;break}return e},t.prototype.copy=function(t){for(var e=0;e<o;e++)this.chars[e].copy(t.chars[e])},t.prototype.isEmpty=function(){for(var t=!0,e=0;e<o;e++)if(!this.chars[e].isEmpty()){t=!1;break}return t},t.prototype.setCursor=function(t){this.pos!==t&&(this.pos=t),this.pos<0?(f.log("ERROR","Negative cursor position "+this.pos),this.pos=0):this.pos>o&&(f.log("ERROR","Too large cursor position "+this.pos),this.pos=o)},t.prototype.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)},t.prototype.backSpace=function(){this.moveCursor(-1),this.chars[this.pos].setChar(" ",this.currPenState)},t.prototype.insertChar=function(t){t>=144&&this.backSpace();var e=n(t);if(this.pos>=o)return void f.log("ERROR","Cannot insert "+t.toString(16)+" ("+e+") at position "+this.pos+". Skipping it!");this.chars[this.pos].setChar(e,this.currPenState),this.moveCursor(1)},t.prototype.clearFromPos=function(t){var e;for(e=t;e<o;e++)this.chars[e].reset()},t.prototype.clear=function(){this.clearFromPos(0),this.pos=0,this.currPenState.reset()},t.prototype.clearToEndOfRow=function(){this.clearFromPos(this.pos)},t.prototype.getTextString=function(){for(var t=[],e=!0,r=0;r<o;r++){var i=this.chars[r].uchar;" "!==i&&(e=!1),t.push(i)}return e?"":t.join("")},t.prototype.setPenStyles=function(t){this.currPenState.setStyles(t),this.chars[this.pos].setPenState(this.currPenState)},t}(),m=function(){function t(){i(this,t),this.rows=[];for(var e=0;e<s;e++)this.rows.push(new y);this.currRow=s-1,this.nrRollUpRows=null,this.reset()}return t.prototype.reset=function(){for(var t=0;t<s;t++)this.rows[t].clear();this.currRow=s-1},t.prototype.equals=function(t){for(var e=!0,r=0;r<s;r++)if(!this.rows[r].equals(t.rows[r])){e=!1;break}return e},t.prototype.copy=function(t){for(var e=0;e<s;e++)this.rows[e].copy(t.rows[e])},t.prototype.isEmpty=function(){for(var t=!0,e=0;e<s;e++)if(!this.rows[e].isEmpty()){t=!1;break}return t},t.prototype.backSpace=function(){this.rows[this.currRow].backSpace()},t.prototype.clearToEndOfRow=function(){this.rows[this.currRow].clearToEndOfRow()},t.prototype.insertChar=function(t){this.rows[this.currRow].insertChar(t)},t.prototype.setPen=function(t){this.rows[this.currRow].setPenStyles(t)},t.prototype.moveCursor=function(t){this.rows[this.currRow].moveCursor(t)},t.prototype.setCursor=function(t){f.log("INFO","setCursor: "+t),this.rows[this.currRow].setCursor(t)},t.prototype.setPAC=function(t){f.log("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<s;r++)this.rows[r].clear();var i=this.currRow+1-this.nrRollUpRows,a=this.lastOutputScreen;if(a){var n=a.rows[i].cueStartTime;if(n&&n<f.time)for(var o=0;o<this.nrRollUpRows;o++)this.rows[e-this.nrRollUpRows+o+1].copy(a.rows[i+o])}}this.currRow=e;var l=this.rows[this.currRow];if(null!==t.indent){var u=t.indent,d=Math.max(u-1,0);l.setCursor(t.indent),t.color=l.chars[d].penState.foreground}var c={foreground:t.color,underline:t.underline,italics:t.italics,background:"black",flash:!1};this.setPen(c)},t.prototype.setBkgData=function(t){f.log("INFO","bkgData = "+JSON.stringify(t)),this.backSpace(),this.setPen(t),this.insertChar(32)},t.prototype.setRollUpRows=function(t){this.nrRollUpRows=t},t.prototype.rollUp=function(){if(null===this.nrRollUpRows)return void f.log("DEBUG","roll_up but nrRollUpRows not set yet");f.log("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),f.log("INFO","Rolling up")},t.prototype.getDisplayText=function(t){t=t||!1;for(var e=[],r="",i=-1,a=0;a<s;a++){var n=this.rows[a].getTextString();n&&(i=a+1,t?e.push("Row "+i+": '"+n+"'"):e.push(n.trim()))}return e.length>0&&(r=t?"["+e.join(" | ")+"]":e.join("\n")),r},t.prototype.getTextAndFormat=function(){return this.rows},t}(),b=function(){function t(e,r){i(this,t),this.chNr=e,this.outputFilter=r,this.mode=null,this.verbose=0,this.displayedMemory=new m,this.nonDisplayedMemory=new m,this.lastOutputScreen=new m,this.currRollUpRow=this.displayedMemory.rows[s-1],this.writeScreen=this.displayedMemory,this.mode=null,this.cueStartTime=null}return t.prototype.reset=function(){this.mode=null,this.displayedMemory.reset(),this.nonDisplayedMemory.reset(),this.lastOutputScreen.reset(),this.currRollUpRow=this.displayedMemory.rows[s-1],this.writeScreen=this.displayedMemory,this.mode=null,this.cueStartTime=null,this.lastCueEndTime=null},t.prototype.getHandler=function(){return this.outputFilter},t.prototype.setHandler=function(t){this.outputFilter=t},t.prototype.setPAC=function(t){this.writeScreen.setPAC(t)},t.prototype.setBkgData=function(t){this.writeScreen.setBkgData(t)},t.prototype.setMode=function(t){t!==this.mode&&(this.mode=t,f.log("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)},t.prototype.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";f.log("INFO",r+": "+this.writeScreen.getDisplayText(!0)),"MODE_PAINT-ON"!==this.mode&&"MODE_ROLL-UP"!==this.mode||(f.log("TEXT","DISPLAYED: "+this.displayedMemory.getDisplayText(!0)),this.outputDataUpdate())},t.prototype.ccRCL=function(){f.log("INFO","RCL - Resume Caption Loading"),this.setMode("MODE_POP-ON")},t.prototype.ccBS=function(){f.log("INFO","BS - BackSpace"),"MODE_TEXT"!==this.mode&&(this.writeScreen.backSpace(),this.writeScreen===this.displayedMemory&&this.outputDataUpdate())},t.prototype.ccAOF=function(){},t.prototype.ccAON=function(){},t.prototype.ccDER=function(){f.log("INFO","DER- Delete to End of Row"),this.writeScreen.clearToEndOfRow(),this.outputDataUpdate()},t.prototype.ccRU=function(t){f.log("INFO","RU("+t+") - Roll Up"),this.writeScreen=this.displayedMemory,this.setMode("MODE_ROLL-UP"),this.writeScreen.setRollUpRows(t)},t.prototype.ccFON=function(){f.log("INFO","FON - Flash On"),this.writeScreen.setPen({flash:!0})},t.prototype.ccRDC=function(){f.log("INFO","RDC - Resume Direct Captioning"),this.setMode("MODE_PAINT-ON")},t.prototype.ccTR=function(){f.log("INFO","TR"),this.setMode("MODE_TEXT")},t.prototype.ccRTD=function(){f.log("INFO","RTD"),this.setMode("MODE_TEXT")},t.prototype.ccEDM=function(){f.log("INFO","EDM - Erase Displayed Memory"),this.displayedMemory.reset(),this.outputDataUpdate(!0)},t.prototype.ccCR=function(){f.log("CR - Carriage Return"),this.writeScreen.rollUp(),this.outputDataUpdate(!0)},t.prototype.ccENM=function(){f.log("INFO","ENM - Erase Non-displayed Memory"),this.nonDisplayedMemory.reset()},t.prototype.ccEOC=function(){if(f.log("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,f.log("TEXT","DISP: "+this.displayedMemory.getDisplayText())}this.outputDataUpdate(!0)},t.prototype.ccTO=function(t){f.log("INFO","TO("+t+") - Tab Offset"),this.writeScreen.moveCursor(t)},t.prototype.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,i=["white","green","blue","cyan","red","yellow","magenta"];e.foreground=i[r]}f.log("INFO","MIDROW: "+JSON.stringify(e)),this.writeScreen.setPen(e)},t.prototype.outputDataUpdate=function(){var t=arguments.length>0&&void 0!==arguments[0]&&arguments[0],e=f.time;null!==e&&this.outputFilter&&(null!==this.cueStartTime||this.displayedMemory.isEmpty()?this.displayedMemory.equals(this.lastOutputScreen)||(this.outputFilter.newCue&&(this.outputFilter.newCue(this.cueStartTime,e,this.lastOutputScreen),!0===t&&this.outputFilter.dispatchCue&&this.outputFilter.dispatchCue()),this.cueStartTime=this.displayedMemory.isEmpty()?null:e):this.cueStartTime=e,this.lastOutputScreen.copy(this.displayedMemory))},t.prototype.cueSplitAtTime=function(t){this.outputFilter&&(this.displayedMemory.isEmpty()||(this.outputFilter.newCue&&this.outputFilter.newCue(this.cueStartTime,t,this.displayedMemory),this.cueStartTime=t))},t}(),E=function(){function t(e,r,a){i(this,t),this.field=e||1,this.outputs=[r,a],this.channels=[new b(1,r),new b(2,a)],this.currChNr=-1,this.lastCmdA=null,this.lastCmdB=null,this.bufferedData=[],this.startTime=null,this.lastTime=null,this.dataCounters={padding:0,char:0,cmd:0,other:0}}return t.prototype.getHandler=function(t){return this.channels[t].getHandler()},t.prototype.setHandler=function(t,e){this.channels[t].setHandler(e)},t.prototype.addData=function(t,e){var r,i,a,n=!1;this.lastTime=t,f.setTime(t);for(var s=0;s<e.length;s+=2)if(i=127&e[s],a=127&e[s+1],0!==i||0!==a){if(f.log("DATA","["+p([e[s],e[s+1]])+"] -> ("+p([i,a])+")"),r=this.parseCmd(i,a),r||(r=this.parseMidrow(i,a)),r||(r=this.parsePAC(i,a)),r||(r=this.parseBackgroundAttributes(i,a)),!r&&(n=this.parseChars(i,a)))if(this.currChNr&&this.currChNr>=0){var o=this.channels[this.currChNr-1];o.insertChars(n)}else f.log("WARNING","No channel found yet. TEXT-MODE?");r?this.dataCounters.cmd+=2:n?this.dataCounters.char+=2:(this.dataCounters.other+=2,f.log("WARNING","Couldn't parse cleaned data "+p([i,a])+" orig: "+p([e[s],e[s+1]])))}else this.dataCounters.padding+=2},t.prototype.parseCmd=function(t,e){var r=null,i=(20===t||28===t)&&32<=e&&e<=47,a=(23===t||31===t)&&33<=e&&e<=35;if(!i&&!a)return!1;if(t===this.lastCmdA&&e===this.lastCmdB)return this.lastCmdA=null,this.lastCmdB=null,f.log("DEBUG","Repeated command ("+p([t,e])+") is dropped"),!0;r=20===t||23===t?1:2;var n=this.channels[r-1];return 20===t||28===t?32===e?n.ccRCL():33===e?n.ccBS():34===e?n.ccAOF():35===e?n.ccAON():36===e?n.ccDER():37===e?n.ccRU(2):38===e?n.ccRU(3):39===e?n.ccRU(4):40===e?n.ccFON():41===e?n.ccRDC():42===e?n.ccTR():43===e?n.ccRTD():44===e?n.ccEDM():45===e?n.ccCR():46===e?n.ccENM():47===e&&n.ccEOC():n.ccTO(e-32),this.lastCmdA=t,this.lastCmdB=e,this.currChNr=r,!0},t.prototype.parseMidrow=function(t,e){var r=null;if((17===t||25===t)&&32<=e&&e<=47){if((r=17===t?1:2)!==this.currChNr)return f.log("ERROR","Mismatch channel in midrow parsing"),!1;return this.channels[r-1].ccMIDROW(e),f.log("DEBUG","MIDROW ("+p([t,e])+")"),!0}return!1},t.prototype.parsePAC=function(t,e){var r=null,i=null,a=(17<=t&&t<=23||25<=t&&t<=31)&&64<=e&&e<=127,n=(16===t||24===t)&&64<=e&&e<=95;if(!a&&!n)return!1;if(t===this.lastCmdA&&e===this.lastCmdB)return this.lastCmdA=null,this.lastCmdB=null,!0;r=t<=23?1:2,i=64<=e&&e<=95?1===r?l[t]:d[t]:1===r?u[t]:c[t];var s=this.interpretPAC(i,e);return this.channels[r-1].setPAC(s),this.lastCmdA=t,this.lastCmdB=e,this.currChNr=r,!0},t.prototype.interpretPAC=function(t,e){var r=e,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},t.prototype.parseChars=function(t,e){var r=null,i=null,a=null;if(t>=25?(r=2,a=t-8):(r=1,a=t),17<=a&&a<=19){var s=e;s=17===a?e+80:18===a?e+112:e+144,f.log("INFO","Special char '"+n(s)+"' in channel "+r),i=[s]}else 32<=t&&t<=127&&(i=0===e?[t]:[t,e]);if(i){var o=p(i);f.log("DEBUG","Char codes =  "+o.join(",")),this.lastCmdA=null,this.lastCmdB=null}return i},t.prototype.parseBackgroundAttributes=function(t,e){var r,i,a,n,s=(16===t||24===t)&&32<=e&&e<=47,o=(23===t||31===t)&&45<=e&&e<=47;return!(!s&&!o)&&(r={},16===t||24===t?(i=Math.floor((e-32)/2),r.background=h[i],e%2==1&&(r.background=r.background+"_semi")):45===e?r.background="transparent":(r.foreground="black",47===e&&(r.underline=!0)),a=t<24?1:2,n=this.channels[a-1],n.setBkgData(r),this.lastCmdA=null,this.lastCmdB=null,!0)},t.prototype.reset=function(){for(var t=0;t<this.channels.length;t++)this.channels[t]&&this.channels[t].reset();this.lastCmdA=null,this.lastCmdB=null},t.prototype.cueSplitAtTime=function(t){for(var e=0;e<this.channels.length;e++)this.channels[e]&&this.channels[e].cueSplitAtTime(t)},t}();e.a=E},function(t,e,r){"use strict";function i(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}var a=function(){function t(e,r){i(this,t),this.timelineController=e,this.track=r,this.startTime=null,this.endTime=null,this.screen=null}return t.prototype.dispatchCue=function(){null!==this.startTime&&(this.timelineController.addCues("textTrack"+this.track,this.startTime,this.endTime,this.screen),this.startTime=null)},t.prototype.newCue=function(t,e,r){(null===this.startTime||this.startTime>t)&&(this.startTime=t),this.endTime=e,this.screen=r,this.timelineController.createCaptionsTrack(this.track)},t}();e.a=a},function(t,e,r){"use strict";var i=r(22),a=r(5),n=function(t,e,r){return t.substr(r||0,e.length)===e},s=function(t){var e=parseInt(t.substr(-3)),r=parseInt(t.substr(-6,2)),i=parseInt(t.substr(-9,2)),a=t.length>9?parseInt(t.substr(0,t.indexOf(":"))):0;return isNaN(e)||isNaN(r)||isNaN(i)||isNaN(a)?-1:(e+=1e3*r,e+=6e4*i,e+=36e5*a)},o=function(t){for(var e=5381,r=t.length;r;)e=33*e^t.charCodeAt(--r);return(e>>>0).toString()},l=function(t,e,r){var i=t[e],a=t[i.prevCC];if(!a||!a.new&&i.new)return t.ccOffset=t.presentationOffset=i.start,void(i.new=!1);for(;a&&a.new;)t.ccOffset+=i.start-a.start,i.new=!1,i=a,a=t[i.prevCC];t.presentationOffset=r},u={parse:function(t,e,r,u,d,c){var h=/\r\n|\n\r|\n|\r/g,f=Object(a.b)(new Uint8Array(t)).trim().replace(h,"\n").split("\n"),p="00:00.000",g=0,v=0,y=0,m=[],b=void 0,E=!0,T=new i.a;T.oncue=function(t){var e=r[u],i=r.ccOffset;e&&e.new&&(void 0!==v?i=r.ccOffset=e.start:l(r,u,y)),y&&(i=y+r.ccOffset-r.presentationOffset),t.startTime+=i-v,t.endTime+=i-v,t.id=o(t.startTime.toString())+o(t.endTime.toString())+o(t.text),t.text=decodeURIComponent(encodeURIComponent(t.text)),t.endTime>0&&m.push(t)},T.onparsingerror=function(t){b=t},T.onflush=function(){if(b&&c)return void c(b);d(m)},f.forEach(function(t){if(E){if(n(t,"X-TIMESTAMP-MAP=")){E=!1,t.substr(16).split(",").forEach(function(t){n(t,"LOCAL:")?p=t.substr(6):n(t,"MPEGTS:")&&(g=parseInt(t.substr(7)))});try{e=e<0?e+8589934592:e,g-=e,v=s(p)/1e3,y=g/9e4,-1===v&&(b=new Error("Malformed X-TIMESTAMP-MAP: "+t))}catch(e){b=new Error("Malformed X-TIMESTAMP-MAP: "+t)}return}""===t&&(E=!1)}T.parse(t+"\n")}),T.flush()}};e.a=u},function(t,e,r){"use strict";function i(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}function a(t,e){if(!t)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return!e||"object"!=typeof e&&"function"!=typeof e?t:e}function n(t,e){if("function"!=typeof e&&null!==e)throw new TypeError("Super expression must either be null or a function, not "+typeof e);t.prototype=Object.create(e&&e.prototype,{constructor:{value:t,enumerable:!1,writable:!0,configurable:!0}}),e&&(Object.setPrototypeOf?Object.setPrototypeOf(t,e):t.__proto__=e)}function s(t){for(var e=[],r=0;r<t.length;r++)"subtitles"===t[r].kind&&e.push(t[r]);return e}var o=r(1),l=r(3),u=r(0),d=function(){function t(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)}}return function(e,r,i){return r&&t(e.prototype,r),i&&t(e,i),e}}(),c=function(t){function e(r){i(this,e);var n=a(this,t.call(this,r,o.a.MEDIA_ATTACHED,o.a.MEDIA_DETACHING,o.a.MANIFEST_LOADING,o.a.MANIFEST_LOADED,o.a.SUBTITLE_TRACK_LOADED));return n.tracks=[],n.trackId=-1,n.media=void 0,n.subtitleDisplay=!1,n}return n(e,t),e.prototype._onTextTracksChanged=function(){if(this.media){for(var t=-1,e=s(this.media.textTracks),r=0;r<e.length;r++)"showing"===e[r].mode&&(t=r);this.subtitleTrack=t}},e.prototype.destroy=function(){l.a.prototype.destroy.call(this)},e.prototype.onMediaAttached=function(t){var e=this;this.media=t.media,this.media&&(void 0!==this.queuedDefaultTrack&&(this.subtitleTrack=this.queuedDefaultTrack,delete this.queuedDefaultTrack),this.trackChangeListener=this._onTextTracksChanged.bind(this),this.useTextTrackPolling=!(this.media.textTracks&&"onchange"in this.media.textTracks),this.useTextTrackPolling?this.subtitlePollingInterval=setInterval(function(){e.trackChangeListener()},500):this.media.textTracks.addEventListener("change",this.trackChangeListener))},e.prototype.onMediaDetaching=function(){this.media&&(this.useTextTrackPolling?clearInterval(this.subtitlePollingInterval):this.media.textTracks.removeEventListener("change",this.trackChangeListener),this.media=void 0)},e.prototype.onManifestLoading=function(){this.tracks=[],this.trackId=-1},e.prototype.onManifestLoaded=function(t){var e=this,r=t.subtitles||[];this.tracks=r,this.trackId=-1,this.hls.trigger(o.a.SUBTITLE_TRACKS_UPDATED,{subtitleTracks:r}),r.forEach(function(t){t.default&&(e.media?e.subtitleTrack=t.id:e.queuedDefaultTrack=t.id)})},e.prototype.onTick=function(){var t=this.trackId,e=this.tracks[t];if(e){var r=e.details;void 0!==r&&!0!==r.live||(u.b.log("(re)loading playlist for subtitle track "+t),this.hls.trigger(o.a.SUBTITLE_TRACK_LOADING,{url:e.url,id:t}))}},e.prototype.onSubtitleTrackLoaded=function(t){var e=this;t.id<this.tracks.length&&(u.b.log("subtitle track "+t.id+" loaded"),this.tracks[t.id].details=t.details,t.details.live&&!this.timer&&(this.timer=setInterval(function(){e.onTick()},1e3*t.details.targetduration,this)),!t.details.live&&this.timer&&(clearInterval(this.timer),this.timer=null))},e.prototype.setSubtitleTrackInternal=function(t){if(!(t<-1||t>=this.tracks.length)){this.timer&&(clearInterval(this.timer),this.timer=null);var e=s(this.media.textTracks);if(-1!==this.trackId&&this.subtitleDisplay&&(e[this.trackId].mode="hidden"),this.trackId=t,u.b.log("switching to subtitle track "+t),this.hls.trigger(o.a.SUBTITLE_TRACK_SWITCH,{id:t}),-1!==t){var r=this.tracks[t];this.subtitleDisplay&&(e[t].mode="showing");var i=r.details;void 0!==i&&!0!==i.live||(u.b.log("(re)loading playlist for subtitle track "+t),this.hls.trigger(o.a.SUBTITLE_TRACK_LOADING,{url:r.url,id:t}))}}},d(e,[{key:"subtitleTracks",get:function(){return this.tracks}},{key:"subtitleTrack",get:function(){return this.trackId},set:function(t){this.trackId!==t&&this.setSubtitleTrackInternal(t)}}]),e}(l.a);e.a=c},function(t,e,r){"use strict";function i(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}function a(t,e){if(!t)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return!e||"object"!=typeof e&&"function"!=typeof e?t:e}function n(t,e){if("function"!=typeof e&&null!==e)throw new TypeError("Super expression must either be null or a function, not "+typeof e);t.prototype=Object.create(e&&e.prototype,{constructor:{value:t,enumerable:!1,writable:!0,configurable:!0}}),e&&(Object.setPrototypeOf?Object.setPrototypeOf(t,e):t.__proto__=e)}var s=r(1),o=r(0),l=r(8),u=r(11),d={STOPPED:"STOPPED",IDLE:"IDLE",KEY_LOADING:"KEY_LOADING",FRAG_LOADING:"FRAG_LOADING"},c=function(t){function e(r){i(this,e);var n=a(this,t.call(this,r,s.a.MEDIA_ATTACHED,s.a.ERROR,s.a.KEY_LOADED,s.a.FRAG_LOADED,s.a.SUBTITLE_TRACKS_UPDATED,s.a.SUBTITLE_TRACK_SWITCH,s.a.SUBTITLE_TRACK_LOADED,s.a.SUBTITLE_FRAG_PROCESSED));return n.config=r.config,n.vttFragSNsProcessed={},n.vttFragQueues=void 0,n.currentlyProcessing=null,n.state=d.STOPPED,n.currentTrackId=-1,n.decrypter=new l.a(r.observer,r.config),n}return n(e,t),e.prototype.onHandlerDestroyed=function(){this.state=d.STOPPED},e.prototype.clearVttFragQueues=function(){var t=this;this.vttFragQueues={},this.tracks.forEach(function(e){t.vttFragQueues[e.id]=[]})},e.prototype.nextFrag=function(){if(null===this.currentlyProcessing&&this.currentTrackId>-1&&this.vttFragQueues[this.currentTrackId].length){var t=this.currentlyProcessing=this.vttFragQueues[this.currentTrackId].shift();this.fragCurrent=t,this.hls.trigger(s.a.FRAG_LOADING,{frag:t}),this.state=d.FRAG_LOADING}},e.prototype.onSubtitleFragProcessed=function(t){t.success&&this.vttFragSNsProcessed[t.frag.trackId].push(t.frag.sn),this.currentlyProcessing=null,this.state=d.IDLE,this.nextFrag()},e.prototype.onMediaAttached=function(){this.state=d.IDLE},e.prototype.onError=function(t){var e=t.frag;e&&"subtitle"!==e.type||this.currentlyProcessing&&(this.currentlyProcessing=null,this.nextFrag())},e.prototype.doTick=function(){var t=this;switch(this.state){case d.IDLE:var e=this.tracks,r=this.currentTrackId,i=this.vttFragSNsProcessed[r],a=this.vttFragQueues[r],n=this.currentlyProcessing?this.currentlyProcessing.sn:-1,l=function(t){return i.indexOf(t.sn)>-1},u=function(t){return a.some(function(e){return e.sn===t.sn})};if(!e)break;var c;if(r<e.length&&(c=e[r].details),void 0===c)break;c.fragments.forEach(function(e){l(e)||e.sn===n||u(e)||(e.decryptdata&&null!=e.decryptdata.uri&&null==e.decryptdata.key?(o.b.log("Loading key for "+e.sn),t.state=d.KEY_LOADING,t.hls.trigger(s.a.KEY_LOADING,{frag:e})):(e.trackId=r,a.push(e),t.nextFrag()))})}},e.prototype.onSubtitleTracksUpdated=function(t){var e=this;o.b.log("subtitle tracks updated"),this.tracks=t.subtitleTracks,this.clearVttFragQueues(),this.vttFragSNsProcessed={},this.tracks.forEach(function(t){e.vttFragSNsProcessed[t.id]=[]})},e.prototype.onSubtitleTrackSwitch=function(t){this.currentTrackId=t.id,this.clearVttFragQueues()},e.prototype.onSubtitleTrackLoaded=function(){this.tick()},e.prototype.onKeyLoaded=function(){this.state===d.KEY_LOADING&&(this.state=d.IDLE,this.tick())},e.prototype.onFragLoaded=function(t){var e=this.fragCurrent,r=t.frag.decryptdata,i=t.frag,a=this.hls;if(this.state===d.FRAG_LOADING&&e&&"subtitle"===t.frag.type&&e.sn===t.frag.sn&&t.payload.byteLength>0&&null!=r&&null!=r.key&&"AES-128"===r.method){var n;try{n=performance.now()}catch(t){n=Date.now()}this.decrypter.decrypt(t.payload,r.key.buffer,r.iv.buffer,function(t){var e;try{e=performance.now()}catch(t){e=Date.now()}a.trigger(s.a.FRAG_DECRYPTED,{frag:i,payload:t,stats:{tstart:n,tdecrypt:e}})})}},e}(u.a);e.a=c},function(t,e,r){"use strict";function i(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}function a(t,e){if(!t)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return!e||"object"!=typeof e&&"function"!=typeof e?t:e}function n(t,e){if("function"!=typeof e&&null!==e)throw new TypeError("Super expression must either be null or a function, not "+typeof e);t.prototype=Object.create(e&&e.prototype,{constructor:{value:t,enumerable:!1,writable:!0,configurable:!0}}),e&&(Object.setPrototypeOf?Object.setPrototypeOf(t,e):t.__proto__=e)}var s=r(3),o=r(1),l=r(2),u=r(0),d=function(){function t(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)}}return function(e,r,i){return r&&t(e.prototype,r),i&&t(e,i),e}}(),c={WIDEVINE:"com.widevine.alpha",PLAYREADY:"com.microsoft.playready"},h=function(t,e,r){var i={videoCapabilities:[]};return e.forEach(function(t){i.videoCapabilities.push({contentType:'video/mp4; codecs="'+t+'"'})}),[i]},f=function(t,e,r){switch(t){case c.WIDEVINE:return h(0,r);default:throw Error("Unknown key-system: "+t)}},p=function(t){function e(r){i(this,e);var n=a(this,t.call(this,r,o.a.MEDIA_ATTACHED,o.a.MANIFEST_PARSED));return n._widevineLicenseUrl=r.config.widevineLicenseUrl,n._licenseXhrSetup=r.config.licenseXhrSetup,n._emeEnabled=r.config.emeEnabled,n._requestMediaKeySystemAccess=r.config.requestMediaKeySystemAccessFunc,n._mediaKeysList=[],n._media=null,n._hasSetMediaKeys=!1,n._isMediaEncrypted=!1,n._requestLicenseFailureCount=0,n}return n(e,t),e.prototype.getLicenseServerUrl=function(t){var e=void 0;switch(t){case c.WIDEVINE:e=this._widevineLicenseUrl;break;default:e=null}return e||(u.b.error('No license server URL configured for key-system "'+t+'"'),this.hls.trigger(o.a.ERROR,{type:l.b.KEY_SYSTEM_ERROR,details:l.a.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0})),e},e.prototype._attemptKeySystemAccess=function(t,e,r){var i=this,a=f(t,0,r);if(!a)return void u.b.warn("Can not create config for key-system (maybe because platform is not supported):",t);u.b.log("Requesting encrypted media key-system access"),this.requestMediaKeySystemAccess(t,a).then(function(e){i._onMediaKeySystemAccessObtained(t,e)}).catch(function(e){u.b.error('Failed to obtain key-system "'+t+'" access:',e)})},e.prototype._onMediaKeySystemAccessObtained=function(t,e){var r=this;u.b.log('Access for key-system "'+t+'" obtained');var i={mediaKeys:null,mediaKeysSession:null,mediaKeysSessionInitialized:!1,mediaKeySystemAccess:e,mediaKeySystemDomain:t};this._mediaKeysList.push(i),e.createMediaKeys().then(function(e){i.mediaKeys=e,u.b.log('Media-keys created for key-system "'+t+'"'),r._onMediaKeysCreated()}).catch(function(t){u.b.error("Failed to create media-keys:",t)})},e.prototype._onMediaKeysCreated=function(){var t=this;this._mediaKeysList.forEach(function(e){e.mediaKeysSession||(e.mediaKeysSession=e.mediaKeys.createSession(),t._onNewMediaKeySession(e.mediaKeysSession))})},e.prototype._onNewMediaKeySession=function(t){var e=this;u.b.log("New key-system session "+t.sessionId),t.addEventListener("message",function(r){e._onKeySessionMessage(t,r.message)},!1)},e.prototype._onKeySessionMessage=function(t,e){u.b.log("Got EME message event, creating license request"),this._requestLicense(e,function(e){u.b.log("Received license data, updating key-session"),t.update(e)})},e.prototype._onMediaEncrypted=function(t,e){u.b.log('Media is encrypted using "'+t+'" init data type'),this._isMediaEncrypted=!0,this._mediaEncryptionInitDataType=t,this._mediaEncryptionInitData=e,this._attemptSetMediaKeys(),this._generateRequestWithPreferredKeySession()},e.prototype._attemptSetMediaKeys=function(){if(!this._hasSetMediaKeys){var t=this._mediaKeysList[0];if(!t||!t.mediaKeys)return u.b.error("Fatal: Media is encrypted but no CDM access or no keys have been obtained yet"),void this.hls.trigger(o.a.ERROR,{type:l.b.KEY_SYSTEM_ERROR,details:l.a.KEY_SYSTEM_NO_KEYS,fatal:!0});u.b.log("Setting keys for encrypted media"),this._media.setMediaKeys(t.mediaKeys),this._hasSetMediaKeys=!0}},e.prototype._generateRequestWithPreferredKeySession=function(){var t=this,e=this._mediaKeysList[0];if(!e)return u.b.error("Fatal: Media is encrypted but not any key-system access has been obtained yet"),void this.hls.trigger(o.a.ERROR,{type:l.b.KEY_SYSTEM_ERROR,details:l.a.KEY_SYSTEM_NO_ACCESS,fatal:!0});if(e.mediaKeysSessionInitialized)return void u.b.warn("Key-Session already initialized but requested again");var r=e.mediaKeysSession;r||(u.b.error("Fatal: Media is encrypted but no key-session existing"),this.hls.trigger(o.a.ERROR,{type:l.b.KEY_SYSTEM_ERROR,details:l.a.KEY_SYSTEM_NO_SESSION,fatal:!0}));var i=this._mediaEncryptionInitDataType,a=this._mediaEncryptionInitData;u.b.log('Generating key-session request for "'+i+'" init data type'),e.mediaKeysSessionInitialized=!0,r.generateRequest(i,a).then(function(){u.b.debug("Key-session generation succeeded")}).catch(function(e){u.b.error("Error generating key-session request:",e),t.hls.trigger(o.a.ERROR,{type:l.b.KEY_SYSTEM_ERROR,details:l.a.KEY_SYSTEM_NO_SESSION,fatal:!1})})},e.prototype._createLicenseXhr=function(t,e,r){var i=new XMLHttpRequest,a=this._licenseXhrSetup;try{if(a)try{a(i,t)}catch(e){i.open("POST",t,!0),a(i,t)}i.readyState||i.open("POST",t,!0)}catch(t){return u.b.error("Error setting up key-system license XHR",t),void this.hls.trigger(o.a.ERROR,{type:l.b.KEY_SYSTEM_ERROR,details:l.a.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0})}return i.responseType="arraybuffer",i.onreadystatechange=this._onLicenseRequestReadyStageChange.bind(this,i,t,e,r),i},e.prototype._onLicenseRequestReadyStageChange=function(t,e,r,i){switch(t.readyState){case 4:if(200===t.status)this._requestLicenseFailureCount=0,u.b.log("License request succeeded"),i(t.response);else{if(u.b.error("License Request XHR failed ("+e+"). Status: "+t.status+" ("+t.statusText+")"),++this._requestLicenseFailureCount<=3){var a=3-this._requestLicenseFailureCount+1;return u.b.warn("Retrying license request, "+a+" attempts left"),void this._requestLicense(r,i)}this.hls.trigger(o.a.ERROR,{type:l.b.KEY_SYSTEM_ERROR,details:l.a.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0})}}},e.prototype._generateLicenseRequestChallenge=function(t,e){var r=void 0;return t.mediaKeySystemDomain===c.PLAYREADY?u.b.error("PlayReady is not supported (yet)"):t.mediaKeySystemDomain===c.WIDEVINE?r=e:u.b.error("Unsupported key-system:",t.mediaKeySystemDomain),r},e.prototype._requestLicense=function(t,e){u.b.log("Requesting content license for key-system");var r=this._mediaKeysList[0];if(!r)return u.b.error("Fatal error: Media is encrypted but no key-system access has been obtained yet"),void this.hls.trigger(o.a.ERROR,{type:l.b.KEY_SYSTEM_ERROR,details:l.a.KEY_SYSTEM_NO_ACCESS,fatal:!0});var i=this.getLicenseServerUrl(r.mediaKeySystemDomain),a=this._createLicenseXhr(i,t,e);u.b.log("Sending license request to URL: "+i),a.send(this._generateLicenseRequestChallenge(r,t))},e.prototype.onMediaAttached=function(t){var e=this;if(this._emeEnabled){var r=t.media;this._media=r,r.addEventListener("encrypted",function(t){e._onMediaEncrypted(t.initDataType,t.initData)})}},e.prototype.onManifestParsed=function(t){if(this._emeEnabled){var e=t.levels.map(function(t){return t.audioCodec}),r=t.levels.map(function(t){return t.videoCodec});this._attemptKeySystemAccess(c.WIDEVINE,e,r)}},d(e,[{key:"requestMediaKeySystemAccess",get:function(){if(!this._requestMediaKeySystemAccess)throw new Error("No requestMediaKeySystemAccess function configured");return this._requestMediaKeySystemAccess}}]),e}(s.a);e.a=p},function(t,e,r){"use strict";r.d(e,"a",function(){return i});var i=function(){return window.navigator&&window.navigator.requestMediaKeySystemAccess?window.navigator.requestMediaKeySystemAccess.bind(window.navigator):null}()},function(t,e){/*! http://mths.be/endswith v0.2.0 by @mathias */
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