hls.min.js

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r=t[e]<<8|t[e+1];return r<0?65536+r:r},t.readUint32=function(t,e){t.data&&(e+=t.start,t=t.data);var r=t[e]<<24|t[e+1]<<16|t[e+2]<<8|t[e+3];return r<0?4294967296+r:r},t.writeUint32=function(t,e,r){t.data&&(e+=t.start,t=t.data),t[e]=r>>24,t[e+1]=r>>16&255,t[e+2]=r>>8&255,t[e+3]=255&r},t.findBox=function(e,r){var i=[],a=void 0,n=void 0,o=void 0,s=void 0,l=void 0,u=void 0,d=void 0;if(e.data?(u=e.start,s=e.end,e=e.data):(u=0,s=e.byteLength),!r.length)return null;for(a=u;a<s;)n=t.readUint32(e,a),o=t.bin2str(e.subarray(a+4,a+8)),d=n>1?a+n:s,o===r[0]&&(1===r.length?i.push({data:e,start:a+8,end:d}):(l=t.findBox({data:e,start:a+8,end:d},r.slice(1)),l.length&&(i=i.concat(l)))),a=d;return i},t.parseSegmentIndex=function(e){var r=t.findBox(e,["moov"])[0],i=r?r.end:null,a=0,n=t.findBox(e,["sidx"]),o=void 0;if(!n||!n[0])return null;o=[],n=n[0];var s=n.data[0];a=0===s?8:16;var l=t.readUint32(n,a);a+=4;a+=0===s?8:16,a+=2;var u=n.end+0,d=t.readUint16(n,a);a+=2;for(var c=0;c<d;c++){var 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h=function(t,r){r=r||{},r.frag=this.frag,r.id=this.id,e.trigger(t,r)}.bind(this);a.on(l.a.FRAG_DECRYPTED,h),a.on(l.a.FRAG_PARSING_INIT_SEGMENT,h),a.on(l.a.FRAG_PARSING_DATA,h),a.on(l.a.FRAG_PARSED,h),a.on(l.a.ERROR,h),a.on(l.a.FRAG_PARSING_METADATA,h),a.on(l.a.FRAG_PARSING_USERDATA,h),a.on(l.a.INIT_PTS_FOUND,h);var f={mp4:v.isTypeSupported("video/mp4"),mpeg:v.isTypeSupported("audio/mpeg"),mp3:v.isTypeSupported('audio/mp4; codecs="mp3"')},g=navigator.vendor;if(o.enableWorker&&"undefined"!=typeof Worker){d.b.log("demuxing in webworker");var y=void 0;try{y=this.w=s()(47),this.onwmsg=this.onWorkerMessage.bind(this),y.addEventListener("message",this.onwmsg),y.onerror=function(t){e.trigger(l.a.ERROR,{type:c.b.OTHER_ERROR,details:c.a.INTERNAL_EXCEPTION,fatal:!0,event:"demuxerWorker",err:{message:t.message+" ("+t.filename+":"+t.lineno+")"}})},y.postMessage({cmd:"init",typeSupported:f,vendor:g,id:r,config:JSON.stringify(o)})}catch(t){d.b.error("error while initializing DemuxerWorker, fallback 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y=this.demuxer;y&&y.push(t,c,e,r,i,u,f,p,g,n,o,s)}},t.prototype.onWorkerMessage=function(t){var e=t.data,r=this.hls;switch(e.event){case"init":p.URL.revokeObjectURL(this.w.objectURL);break;case l.a.FRAG_PARSING_DATA:e.data.data1=new Uint8Array(e.data1),e.data2&&(e.data.data2=new Uint8Array(e.data2));default:e.data=e.data||{},e.data.frag=this.frag,e.data.id=this.id,r.trigger(e.event,e.data)}},t}();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=r(1),n=r(2),o=r(13),s=r(38),l=r(17),u=r(39),d=r(42),c=r(43),h=r(46),f=r(4),p=Object(f.a)(),v=p,g=function(){function t(e,r,a,n){i(this,t),this.observer=e,this.typeSupported=r,this.config=a,this.vendor=n}return t.prototype.destroy=function(){var t=this.demuxer;t&&t.destroy()},t.prototype.push=function(t,e,r,i,n,s,l,u,d,c,h,f){if(t.byteLength>0&&null!=e&&null!=e.key&&"AES-128"===e.method){var p=this.decrypter;null==p&&(p=this.decrypter=new 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"+b[E+2]).slice(1);switch(b[E]){case"#":m.tagList.push(w?[_,w]:[_]);break;case"PLAYLIST-TYPE":c.type=_.toUpperCase();break;case"MEDIA-SEQUENCE":n=c.startSN=parseInt(_);break;case"TARGETDURATION":c.targetduration=parseFloat(_);break;case"VERSION":c.version=parseInt(_);break;case"EXTM3U":break;case"ENDLIST":c.live=!1;break;case"DIS":g++,m.tagList.push(["DIS"]);break;case"DISCONTINUITY-SEQ":g=parseInt(_);break;case"KEY":var L=_,D=new l.a(L),I=D.enumeratedString("METHOD"),k=D.URI,O=D.hexadecimalInteger("IV");I&&(h=new s.a,k&&["AES-128","SAMPLE-AES","SAMPLE-AES-CENC"].indexOf(I)>=0&&(h.method=I,h.baseuri=e,h.reluri=k,h.key=null,h.iv=O));break;case"START":var C=_,P=new l.a(C),x=P.decimalFloatingPoint("TIME-OFFSET");isNaN(x)||(c.startTimeOffset=x);break;case"MAP":var F=new l.a(_);m.relurl=F.URI,m.rawByteRange=F.BYTERANGE,m.baseurl=e,m.level=r,m.type=i,m.sn="initSegment",c.initSegment=m,m=new o.a;break;default:u.b.warn("line parsed but not handled: "+b)}}}return m=y,m&&!m.relurl&&(c.fragments.pop(),d-=m.duration),c.totalduration=d,c.averagetargetduration=d/c.fragments.length,c.endSN=n-1,c.startCC=c.fragments[0]?c.fragments[0].cc:0,c.endCC=g,!c.initSegment&&c.fragments.length&&c.fragments.every(function(t){return v.test(t.relurl)})&&(u.b.warn("MP4 fragments found but no init segment (probably no MAP, incomplete M3U8), trying to fetch SIDX"),m=new o.a,m.relurl=c.fragments[0].relurl,m.baseurl=e,m.level=r,m.type=i,m.sn="initSegment",c.initSegment=m,c.needSidxRanges=!0),c},t}();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=/^(\d+)x(\d+)$/,n=/\s*(.+?)\s*=((?:\".*?\")|.*?)(?:,|$)/g,o=function(){function t(e){i(this,t),"string"==typeof e&&(e=t.parseAttrList(e));for(var r in e)e.hasOwnProperty(r)&&(this[r]=e[r])}return t.prototype.decimalInteger=function(t){var e=parseInt(this[t],10);return e>Number.MAX_SAFE_INTEGER?1/0:e},t.prototype.hexadecimalInteger=function(t){if(this[t]){var e=(this[t]||"0x").slice(2);e=(1&e.length?"0":"")+e;for(var r=new Uint8Array(e.length/2),i=0;i<e.length/2;i++)r[i]=parseInt(e.slice(2*i,2*i+2),16);return r}return null},t.prototype.hexadecimalIntegerAsNumber=function(t){var e=parseInt(this[t],16);return e>Number.MAX_SAFE_INTEGER?1/0:e},t.prototype.decimalFloatingPoint=function(t){return parseFloat(this[t])},t.prototype.enumeratedString=function(t){return this[t]},t.prototype.decimalResolution=function(t){var e=a.exec(this[t]);if(null!==e)return{width:parseInt(e[1],10),height:parseInt(e[2],10)}},t.parseAttrList=function(t){var e=void 0,r={};for(n.lastIndex=0;null!==(e=n.exec(t));){var i=e[2];0===i.indexOf('"')&&i.lastIndexOf('"')===i.length-1&&(i=i.slice(1,-1)),r[e[1]]=i}return r},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")}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 o=r(1),s=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,o.a.FRAG_LOADING));return n.loaders={},n}return n(e,t),e.prototype.destroy=function(){var e=this.loaders;for(var r in e){var i=e[r];i&&i.destroy()}this.loaders={},t.prototype.destroy.call(this)},e.prototype.onFragLoading=function(t){var e=t.frag,r=e.type,i=this.loaders,a=this.hls.config,n=a.fLoader,o=a.loader;e.loaded=0;var s=i[r];s&&(u.b.warn("abort previous fragment loader for type: "+r),s.abort()),s=i[r]=e.loader=a.fLoader?new n(a):new o(a);var l=void 0,d=void 0,c=void 0;l={url:e.url,frag:e,responseType:"arraybuffer",progressData:!1};var h=e.byteRangeStartOffset,f=e.byteRangeEndOffset;isNaN(h)||isNaN(f)||(l.rangeStart=h,l.rangeEnd=f),d={timeout:a.fragLoadingTimeOut,maxRetry:0,retryDelay:0,maxRetryDelay:a.fragLoadingMaxRetryTimeout},c={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this),onProgress:this.loadprogress.bind(this)},s.load(l,d,c)},e.prototype.loadsuccess=function(t,e,r){var i=arguments.length>3&&void 0!==arguments[3]?arguments[3]:null,a=t.data,n=r.frag;n.loader=void 0,this.loaders[n.type]=void 0,this.hls.trigger(o.a.FRAG_LOADED,{payload:a,frag:n,stats:e,networkDetails:i})},e.prototype.loaderror=function(t,e){var r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:null,i=e.loader;i&&i.abort(),this.loaders[e.type]=void 0,this.hls.trigger(o.a.ERROR,{type:l.b.NETWORK_ERROR,details:l.a.FRAG_LOAD_ERROR,fatal:!1,frag:e.frag,response:t,networkDetails:r})},e.prototype.loadtimeout=function(t,e){var r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:null,i=e.loader;i&&i.abort(),this.loaders[e.type]=void 0,this.hls.trigger(o.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(o.a.FRAG_LOAD_PROGRESS,{frag:a,stats:t,networkDetails:i})},e}(s.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 o=r(1),s=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,o.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={},s.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 s=this.hls.config;i&&(u.b.warn("abort previous key loader for type:"+r),i.abort()),e.loader=this.loaders[r]=new s.loader(s),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:s.fragLoadingTimeOut,maxRetry:s.fragLoadingMaxRetry,retryDelay:s.fragLoadingRetryDelay,maxRetryDelay:s.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(o.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(o.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(o.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(o.a.ERROR,{type:l.b.NETWORK_ERROR,details:l.a.KEY_LOAD_TIMEOUT,fatal:!1,frag:r})},e}(s.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 o=r(6),s=r(11),l=r(20),u=r(1),d=r(10),c=r(9),h=r(16),f=r(15),p=r(24),v=r(2),g=r(0),y=r(25),m=r(8),b=r(48),E=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}}(),T={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"},S=function(t){function e(r,n){i(this,e);var o=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 o.fragmentTracker=n,o.config=r.config,o.audioCodecSwap=!1,o._state=T.STOPPED,o.stallReported=!1,o}return n(e,t),e.prototype.onHandlerDestroying=function(){this.stopLoad(),t.prototype.onHandlerDestroying.call(this)},e.prototype.onHandlerDestroyed=function(){this.state=T.STOPPED,this.fragmentTracker=null,t.prototype.onHandlerDestroyed.call(this)},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&&(g.b.log("override startPosition with lastCurrentTime @"+e.toFixed(3)),t=e),this.state=T.IDLE,this.nextLoadPosition=this.startPosition=this.lastCurrentTime=t,this.tick()}else this.forceStartLoad=!0,this.state=T.STOPPED},e.prototype.stopLoad=function(){var t=this.fragCurrent;t&&(t.loader&&t.loader.abort(),this.fragmentTracker.removeFragment(t),this.fragCurrent=null),this.fragPrevious=null,this.demuxer&&(this.demuxer.destroy(),this.demuxer=null),this.clearInterval(),this.state=T.STOPPED,this.forceStartLoad=!1},e.prototype.doTick=function(){switch(this.state){case T.BUFFER_FLUSHING:this.fragLoadError=0;break;case T.IDLE:this._doTickIdle();break;case T.WAITING_LEVEL:var t=this.levels[this.level];t&&t.details&&(this.state=T.IDLE);break;case T.FRAG_LOADING_WAITING_RETRY:var e=window.performance.now(),r=this.retryDate;(!r||e>=r||this.media&&this.media.seeking)&&(g.b.log("mediaController: retryDate reached, switch back to IDLE state"),this.state=T.IDLE);break;case T.ERROR:case T.STOPPED:case T.FRAG_LOADING:case T.PARSING:case T.PARSED:case T.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 o=n.bitrate,l=void 0;l=o?Math.max(8*e.maxBufferSize/o,e.maxBufferLength):e.maxBufferLength,l=Math.min(l,e.maxMaxBufferLength);var d=s.a.bufferInfo(this.mediaBuffer?this.mediaBuffer:r,i,e.maxBufferHole),c=d.len;if(!(c>=l)){g.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(!h||h.live&&this.levelLastLoaded!==a)return void(this.state=T.WAITING_LEVEL);var f=this.fragPrevious;if(!h.live&&f&&!f.backtracked&&f.sn===h.endSN&&!d.nextStart){if(Math.min(r.duration,f.start+f.duration)-Math.max(d.end,f.start)<=Math.max(.2,f.duration)){var p={};return this.altAudio&&(p.type="video"),this.hls.trigger(u.a.BUFFER_EOS,p),void(this.state=T.ENDED)}}this._fetchPayloadOrEos(i,d,h)}}}},e.prototype._fetchPayloadOrEos=function(t,e,r){var i=this.fragPrevious,a=this.level,n=r.fragments,o=n.length;if(0!==o){var s=n[0].start,l=n[o-1].start+n[o-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(o<c)return void g.b.warn("Can not start playback of a level, reason: not enough fragments "+o+" < "+c);if(null===(d=this._ensureFragmentAtLivePoint(r,u,s,l,i,n,o)))return}else u<s&&(d=n[0]);d||(d=this._findFragment(s,i,o,n,u,l,r)),d&&(d.encrypted?(g.b.log("Loading key for "+d.sn+" of ["+r.startSN+" ,"+r.endSN+"],level "+a),this._loadKey(d)):(g.b.log("Loading "+d.sn+" of ["+r.startSN+" ,"+r.endSN+"],level "+a+", currentTime:"+t.toFixed(3)+",bufferEnd:"+u.toFixed(3)),this._loadFragment(d)))}},e.prototype._ensureFragmentAtLivePoint=function(t,e,r,i,a,n,s){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);g.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)if(t.programDateTime)d=Object(b.b)(n,a.endPdt+1);else{var f=a.sn+1;if(f>=t.startSN&&f<=t.endSN){var p=n[f-t.startSN];a.cc===p.cc&&(d=p,g.b.log("live playlist, switching playlist, load frag with next SN: "+d.sn))}d||(d=o.a.search(n,function(t){return a.cc-t.cc}))&&g.b.log("live playlist, switching playlist, load frag with same CC: "+d.sn)}d||(d=n[Math.min(s-1,Math.round(s/2))],g.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 s=this.hls.config,l=void 0,u=void 0;if(a<n?o.programDateTime?(u=Object(b.b)(i,Object(b.a)(t,a,o)))&&!Object(b.d)(a,s.maxFragLookUpTolerance,u)||(g.b.warn("Frag found by PDT search did not fit within tolerance; falling back to finding by SN"),u=function(){return Object(b.c)(e,i,a,n,s.maxFragLookUpTolerance)}()):u=Object(b.c)(e,i,a,n,s.maxFragLookUpTolerance):u=i[r-1],u){l=u;var d=l.sn-o.startSN,c=e&&l.level===e.level,h=i[d-1],f=i[d+1];if(e&&l.sn===e.sn)if(c&&!l.backtracked)if(l.sn<o.endSN){var p=e.deltaPTS;p&&p>s.maxBufferHole&&e.dropped&&d?(l=h,g.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")):(l=f,g.b.log("SN just loaded, load next one: "+l.sn))}else l=null;else l.backtracked&&(f&&f.backtracked?(g.b.warn("Already backtracked from fragment "+f.sn+", will not backtrack to fragment "+l.sn+". Loading fragment "+f.sn),l=f):(g.b.warn("Loaded fragment with dropped frames, backtracking 1 segment to find a keyframe"),l.dropped=0,h?(l=h,l.backtracked=!0):d&&(l=null)))}return l},e.prototype._loadKey=function(t){this.state=T.KEY_LOADING,this.hls.trigger(u.a.KEY_LOADING,{frag:t})},e.prototype._loadFragment=function(t){var e=this.fragmentTracker.getState(t);this.fragCurrent=t,this.startFragRequested=!0,isNaN(t.sn)||t.bitrateTest||(this.nextLoadPosition=t.start+t.duration),t.backtracked||e===d.a.NOT_LOADED||e===d.a.PARTIAL?(t.autoLevel=this.hls.autoLevelEnabled,t.bitrateTest=this.bitrateTest,this.hls.trigger(u.a.FRAG_LOADING,{frag:t}),this.demuxer||(this.demuxer=new l.a(this.hls,"main")),this.state=T.FRAG_LOADING):e===d.a.APPENDING&&this._reduceMaxBufferLength(t.duration)&&this.fragmentTracker.removeFragment(t)},e.prototype.getBufferedFrag=function(t){return this.fragmentTracker.getBufferedFrag(t,h.a.LevelType.MAIN)},e.prototype.followingBufferedFrag=function(t){return t?this.getBufferedFrag(t.endPTS+.5):null},e.prototype._checkFragmentChanged=function(){var t=void 0,e=void 0,r=this.media;if(r&&r.readyState&&!1===r.seeking&&(e=r.currentTime,e>this.lastCurrentTime&&(this.lastCurrentTime=e),s.a.isBuffered(r,e)?t=this.getBufferedFrag(e):s.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(g.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,this.flushMainBuffer(0,Number.POSITIVE_INFINITY)},e.prototype.immediateLevelSwitchEnd=function(){var t=this.media;t&&t.buffered.length&&(this.immediateSwitch=!1,s.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(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],o=this.fragLastKbps;e=o&&this.fragCurrent?this.fragCurrent.duration*n.bitrate/(1e3*o)+1:0}if((i=this.getBufferedFrag(t.currentTime+e))&&(i=this.followingBufferedFrag(i))){var s=this.fragCurrent;s&&s.loader&&s.loader.abort(),this.fragCurrent=null,this.flushMainBuffer(i.maxStartPTS,Number.POSITIVE_INFINITY)}}},e.prototype.flushMainBuffer=function(t,e){this.state=T.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&&(g.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.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)||g.b.log("media seeking to "+e.toFixed(3));var i=this.mediaBuffer?this.mediaBuffer:t,a=s.a.bufferInfo(i,e,this.config.maxBufferHole);if(this.state===T.FRAG_LOADING){var n=this.fragCurrent;if(0===a.len&&n){var o=r.maxFragLookUpTolerance,l=n.start-o,u=n.start+n.duration+o;e<l||e>u?(n.loader&&(g.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=T.IDLE):g.b.log("seeking outside of buffer but within currently loaded fragment range")}}else this.state===T.ENDED&&(0===a.len&&(this.fragPrevious=0),this.state=T.IDLE);t&&(this.lastCurrentTime=e),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)||g.b.log("media seeked to "+e.toFixed(3)),this.tick()},e.prototype.onMediaEnded=function(){g.b.log("media ended"),this.startPosition=this.lastCurrentTime=0},e.prototype.onManifestLoading=function(){g.b.log("trigger BUFFER_RESET"),this.hls.trigger(u.a.BUFFER_RESET),this.fragmentTracker.removeAllFragments(),this.stalled=!1,this.startPosition=this.lastCurrentTime=0},e.prototype.onManifestParsed=function(t){var e=!1,r=!1,i=void 0;t.levels.forEach(function(t){(i=t.audioCodec)&&(-1!==i.indexOf("mp4a.40.2")&&(e=!0),-1!==i.indexOf("mp4a.40.5")&&(r=!0))}),this.audioCodecSwitch=e&&r,this.audioCodecSwitch&&g.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,o=0;if(g.b.log("level "+r+" loaded ["+e.startSN+","+e.endSN+"],duration:"+n),e.live){var s=a.details;s&&e.fragments.length>0?(f.b(s,e),o=e.fragments[0].start,this.liveSyncPosition=this.computeLivePosition(o,s),e.PTSKnown&&!isNaN(o)?g.b.log("live playlist sliding:"+o.toFixed(3)):(g.b.log("live playlist - outdated PTS, unknown sliding"),Object(y.a)(this.fragPrevious,i,e))):(g.b.log("live playlist - first load, unknown sliding"),e.PTSKnown=!1,Object(y.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(o,e),g.b.log("configure startPosition to "+this.startPosition)):this.startPosition=0:(l<0&&(g.b.log("negative start time offset "+l+", count from end of last fragment"),l=o+n+l),g.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===T.WAITING_LEVEL&&(this.state=T.IDLE),this.tick()},e.prototype.onKeyLoaded=function(){this.state===T.KEY_LOADING&&(this.state=T.IDLE,this.tick())},e.prototype.onFragLoaded=function(t){var e=this.fragCurrent,r=t.frag;if(this.state===T.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(g.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=T.IDLE,this.startFragRequested=!1,i.tparsed=i.tbuffered=window.performance.now(),this.hls.trigger(u.a.FRAG_BUFFERED,{stats:i,frag:e,id:"main"}),this.tick();else if("initSegment"===r.sn)this.state=T.IDLE,i.tparsed=i.tbuffered=window.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=T.PARSING;var o=n.totalduration,s=e.level,d=e.sn,c=this.config.defaultAudioCodec||a.audioCodec;this.audioCodecSwap&&(g.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,g.b.log("Parsing "+d+" of ["+n.startSN+" ,"+n.endSN+"],level "+s+", cc "+e.cc);var h=this.demuxer;h||(h=this.demuxer=new l.a(this.hls,"main"));var f=this.media,p=f&&f.seeking,v=!p&&(n.PTSKnown||!n.live),y=n.initSegment?n.initSegment.data:[];h.push(t.payload,y,c,a.videoCodec,e,o,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===T.PARSING){var i=t.tracks,a=void 0,n=void 0;if(i.audio&&this.altAudio&&delete i.audio,n=i.audio){var o=this.levels[this.level].audioCodec,s=navigator.userAgent.toLowerCase();o&&this.audioCodecSwap&&(g.b.log("swapping playlist audio codec"),o=-1!==o.indexOf("mp4a.40.5")?"mp4a.40.2":"mp4a.40.5"),this.audioCodecSwitch&&1!==n.metadata.channelCount&&-1===s.indexOf("firefox")&&(o="mp4a.40.5"),-1!==s.indexOf("android")&&"audio/mpeg"!==n.container&&(o="mp4a.40.2",g.b.log("Android: force audio codec to "+o)),n.levelCodec=o,n.id=t.id}n=i.video,n&&(n.levelCodec=this.levels[this.level].videoCodec,n.id=t.id),this.hls.trigger(u.a.BUFFER_CODECS,i);for(a in i){n=i[a],g.b.log("main track:"+a+",container:"+n.container+",codecs[level/parsed]=["+n.levelCodec+"/"+n.codec+"]");var l=n.initSegment;l&&(this.appended=!0,this.pendingBuffering=!0,this.hls.trigger(u.a.BUFFER_APPENDING,{type:a,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===T.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),!0===t.hasAudio&&n.addElementaryStream(c.a.ElementaryStreamTypes.AUDIO),!0===t.hasVideo&&n.addElementaryStream(c.a.ElementaryStreamTypes.VIDEO),g.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)g.b.warn("Already backtracked on this fragment, appending with the gap",n.sn);else{var o=a.details;if(!o||n.sn!==o.startSN)return g.b.warn("missing video frame(s), backtracking fragment",n.sn),this.fragmentTracker.removeFragment(n),n.backtracked=!0,this.nextLoadPosition=t.startPTS,this.state=T.IDLE,this.fragPrevious=n,void this.tick();g.b.warn("missing video frame(s) on first frag, appending with gap",n.sn)}else n.backtracked=!1;var s=f.c(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:s,type:t.type,start:t.startPTS,end:t.endPTS}),[t.data1,t.data2].forEach(function(r){r&&r.length&&e.state===T.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===T.PARSING&&(this.stats.tparsed=window.performance.now(),this.state=T.PARSED,this._checkAppendedParsed())},e.prototype.onAudioTrackSwitching=function(t){var e=!!t.url,r=t.id;if(!e){if(this.mediaBuffer!==this.media){g.b.log("switching on main audio, use media.buffered to schedule main fragment loading"),this.mediaBuffer=this.media;var i=this.fragCurrent;i.loader&&(g.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=T.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&&(g.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 o=e[n];"main"===o.id?(i=n,r=o,"video"===n&&(this.videoBuffer=e[n].buffer)):a=!0}a&&r?(g.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!==T.PARSING&&e!==T.PARSED||(this.pendingBuffering=t.pending>0,this._checkAppendedParsed())}},e.prototype._checkAppendedParsed=function(){if(!(this.state!==T.PARSED||this.appended&&this.pendingBuffering)){var t=this.fragCurrent;if(t){var e=this.mediaBuffer?this.mediaBuffer:this.media;g.b.log("main buffered : "+p.a.toString(e.buffered)),this.fragPrevious=t;var r=this.stats;r.tbuffered=window.performance.now(),this.fragLastKbps=Math.round(8*r.total/(r.tbuffered-r.tfirst)),this.hls.trigger(u.a.FRAG_BUFFERED,{stats:r,frag:t,id:"main"}),this.state=T.IDLE}this.tick()}},e.prototype.onError=function(t){var e=t.frag||this.fragCurrent;if(!e||"main"===e.type){var r=!!this.media&&s.a.isBuffered(this.media,this.media.currentTime)&&s.a.isBuffered(this.media,this.media.currentTime+.5);switch(t.details){case v.a.FRAG_LOAD_ERROR:case v.a.FRAG_LOAD_TIMEOUT:case v.a.KEY_LOAD_ERROR:case v.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);g.b.warn("mediaController: frag loading failed, retry in "+i+" ms"),this.retryDate=window.performance.now()+i,this.loadedmetadata||(this.startFragRequested=!1,this.nextLoadPosition=this.startPosition),this.fragLoadError++,this.state=T.FRAG_LOADING_WAITING_RETRY}else g.b.error("mediaController: "+t.details+" reaches max retry, redispatch as fatal ..."),t.fatal=!0,this.state=T.ERROR;break;case v.a.LEVEL_LOAD_ERROR:case v.a.LEVEL_LOAD_TIMEOUT:this.state!==T.ERROR&&(t.fatal?(this.state=T.ERROR,g.b.warn("streamController: "+t.details+",switch to "+this.state+" state ...")):t.levelRetry||this.state!==T.WAITING_LEVEL||(this.state=T.IDLE));break;case v.a.BUFFER_FULL_ERROR:"main"!==t.parent||this.state!==T.PARSING&&this.state!==T.PARSED||(r?(this._reduceMaxBufferLength(this.config.maxBufferLength),this.state=T.IDLE):(g.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;return e.maxMaxBufferLength>=t&&(e.maxMaxBufferLength/=2,g.b.warn("main:reduce max buffer length to "+e.maxMaxBufferLength+"s"),!0)},e.prototype._checkBuffer=function(){var t=this.config,e=this.media;if(e&&0!==e.readyState){var r=e.currentTime,i=this.mediaBuffer?this.mediaBuffer:e,a=i.buffered;if(!this.loadedmetadata&&a.length)this.loadedmetadata=!0,this._seekToStartPos();else if(this.immediateSwitch)this.immediateLevelSwitchEnd();else{var n=!(e.paused&&e.readyState>1||e.ended||0===e.buffered.length),o=window.performance.now();if(r!==this.lastCurrentTime)this.stallReported&&(g.b.warn("playback not stuck anymore @"+r+", after "+Math.round(o-this.stalled)+"ms"),this.stallReported=!1),this.stalled=null,this.nudgeRetry=0;else if(n){var l=o-this.stalled,u=s.a.bufferInfo(e,r,t.maxBufferHole);if(!this.stalled)return void(this.stalled=o);l>=1e3&&this._reportStall(u.len),this._tryFixBufferStall(u,l)}}}},e.prototype.onFragLoadEmergencyAborted=function(){this.state=T.IDLE,this.loadedmetadata||(this.startFragRequested=!1,this.nextLoadPosition=this.startPosition),this.tick()},e.prototype.onBufferFlushed=function(){var t=this.mediaBuffer?this.mediaBuffer:this.media;t&&this.fragmentTracker.detectEvictedFragments(c.a.ElementaryStreamTypes.VIDEO,t.buffered),this.state=T.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)},e.prototype._tryFixBufferStall=function(t,e){var r=this.config,i=this.media,a=i.currentTime,n=this.fragmentTracker.getPartialFragment(a);n&&this._trySkipBufferHole(n),t.len>.5&&e>1e3*r.highBufferWatchdogPeriod&&(this.stalled=null,this._tryNudgeBuffer())},e.prototype._reportStall=function(t){var e=this.hls,r=this.media;this.stallReported||(this.stallReported=!0,g.b.warn("Playback stalling at @"+r.currentTime+" due to low buffer"),e.trigger(u.a.ERROR,{type:v.b.MEDIA_ERROR,details:v.a.BUFFER_STALLED_ERROR,fatal:!1,buffer:t}))},e.prototype._trySkipBufferHole=function(t){for(var e=this.hls,r=this.media,i=r.currentTime,a=0,n=0;n<r.buffered.length;n++){var o=r.buffered.start(n);if(i>=a&&i<o)return r.currentTime=Math.max(o,r.currentTime+.1),g.b.warn("skipping hole, adjusting currentTime from "+i+" to "+r.currentTime),this.stalled=null,void e.trigger(u.a.ERROR,{type:v.b.MEDIA_ERROR,details:v.a.BUFFER_SEEK_OVER_HOLE,fatal:!1,reason:"fragment loaded with buffer holes, seeking from "+i+" to "+r.currentTime,frag:t});a=r.buffered.end(n)}},e.prototype._tryNudgeBuffer=function(){var t=this.config,e=this.hls,r=this.media,i=r.currentTime,a=(this.nudgeRetry||0)+1;if(this.nudgeRetry=a,a<t.nudgeMaxRetry){var n=i+a*t.nudgeOffset;g.b.log("adjust currentTime from "+i+" to "+n),r.currentTime=n,e.trigger(u.a.ERROR,{type:v.b.MEDIA_ERROR,details:v.a.BUFFER_NUDGE_ON_STALL,fatal:!1})}else g.b.error("still stuck in high buffer @"+i+" after "+t.nudgeMaxRetry+", raise fatal error"),e.trigger(u.a.ERROR,{type:v.b.MEDIA_ERROR,details:v.a.BUFFER_STALLED_ERROR,fatal:!0})},e.prototype._seekToStartPos=function(){var t=this.media,e=t.currentTime,r=t.seeking?e:this.startPosition;e!==r&&(g.b.log("target start position not buffered, seek to buffered.start(0) "+r+" from current time "+e+" "),t.currentTime=r)},E(e,[{key:"state",set:function(t){if(this.state!==t){var e=this.state;this._state=t,g.b.log("main 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y=h[f],m=h[y],b=h[m],E=257*h[g]^16843008*g;i[f]=E<<24|E>>>8,a[f]=E<<16|E>>>16,n[f]=E<<8|E>>>24,o[f]=E,E=16843009*b^65537*m^257*y^16843008*f,l[g]=E<<24|E>>>8,u[g]=E<<16|E>>>16,d[g]=E<<8|E>>>24,c[g]=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),o=void 0,s=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],v=h[2],g=h[3],y=void 0,m=void 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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=void 0,s=e.length,l=void 0,c=void 0,h=void 0,f=void 0,p=!1;this.contiguous=i;var v=this.pmtParsed,g=this._avcTrack,y=this._audioTrack,m=this._id3Track,b=g.pid,E=y.pid,T=m.pid,S=this._pmtId,R=g.pesData,A=y.pesData,_=m.pesData,w=this._parsePAT,L=this._parsePMT,D=this._parsePES,I=this._parseAVCPES.bind(this),k=this._parseAACPES.bind(this),O=this._parseMPEGPES.bind(this),C=this._parseID3PES.bind(this),P=t._syncOffset(e);for(s-=(s+P)%188,n=P;n<s;n+=188)if(71===e[n]){if(l=!!(64&e[n+1]),c=((31&e[n+1])<<8)+e[n+2],(48&e[n+3])>>4>1){if((h=n+5+e[n+4])===n+188)continue}else h=n+4;switch(c){case b:l&&(R&&(f=D(R))&&void 0!==f.pts&&I(f,!1),R={data:[],size:0}),R&&(R.data.push(e.subarray(h,n+188)),R.size+=n+188-h);break;case E:l&&(A&&(f=D(A))&&void 0!==f.pts&&(y.isAAC?k(f):O(f)),A={data:[],size:0}),A&&(A.data.push(e.subarray(h,n+188)),A.size+=n+188-h);break;case T:l&&(_&&(f=D(_))&&void 0!==f.pts&&C(f),_={data:[],size:0}),_&&(_.data.push(e.subarray(h,n+188)),_.size+=n+188-h);break;case 0:l&&(h+=e[h]+1),S=this._pmtId=w(e,h);break;case S:l&&(h+=e[h]+1);var x=L(e,h,!0===this.typeSupported.mpeg||!0===this.typeSupported.mp3,null!=this.sampleAes);b=x.avc,b>0&&(g.pid=b),E=x.audio,E>0&&(y.pid=E,y.isAAC=x.isAAC),T=x.id3,T>0&&(m.pid=T),p&&!v&&(u.b.log("reparse from beginning"),p=!1,n=P-188),v=this.pmtParsed=!0;break;case 17:case 8191:break;default:p=!0}}else this.observer.trigger(o.a.ERROR,{type:d.b.MEDIA_ERROR,details:d.a.FRAG_PARSING_ERROR,fatal:!1,reason:"TS packet did not start with 0x47"});R&&(f=D(R))&&void 0!==f.pts?(I(f,!0),g.pesData=null):g.pesData=R,A&&(f=D(A))&&void 0!==f.pts?(y.isAAC?k(f):O(f),y.pesData=null):(A&&A.size&&u.b.log("last AAC PES packet truncated,might overlap between fragments"),y.pesData=A),_&&(f=D(_))&&void 0!==f.pts?(C(f),m.pesData=null):m.pesData=_,null==this.sampleAes?this.remuxer.remux(y,g,m,this._txtTrack,r,i,a):this.decryptAndRemux(y,g,m,this._txtTrack,r,i,a)},t.prototype.decryptAndRemux=function(t,e,r,i,a,n,o){if(t.samples&&t.isAAC){var s=this;this.sampleAes.decryptAacSamples(t.samples,0,function(){s.decryptAndRemuxAvc(t,e,r,i,a,n,o)})}else this.decryptAndRemuxAvc(t,e,r,i,a,n,o)},t.prototype.decryptAndRemuxAvc=function(t,e,r,i,a,n,o){if(e.samples){var s=this;this.sampleAes.decryptAvcSamples(e.samples,0,0,function(){s.remuxer.remux(t,e,r,i,a,n,o)})}else this.remuxer.remux(t,e,r,i,a,n,o)},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=void 0,n=void 0,o=void 0,s=void 0,l={audio:-1,avc:-1,id3:-1,isAAC:!0};for(a=(15&t[e+1])<<8|t[e+2],n=e+3+a-4,o=(15&t[e+10])<<8|t[e+11],e+=12+o;e<n;){switch(s=(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=s);break;case 21:-1===l.id3&&(l.id3=s);break;case 219:if(!i){u.b.log("unkown stream type:"+t[e]);break}case 27:-1===l.avc&&(l.avc=s);break;case 3:case 4:r?-1===l.audio&&(l.audio=s,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=0,r=void 0,i=void 0,a=void 0,n=void 0,o=void 0,s=void 0,l=void 0,d=void 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(r=c[0],1===(r[0]<<16)+(r[1]<<8)+r[2]){if((a=(r[4]<<8)+r[5])&&a>t.size-6)return null;i=r[7],192&i&&(s=536870912*(14&r[9])+4194304*(255&r[10])+16384*(254&r[11])+128*(255&r[12])+(254&r[13])/2,s>4294967295&&(s-=8589934592),64&i?(l=536870912*(14&r[14])+4194304*(255&r[15])+16384*(254&r[16])+128*(255&r[17])+(254&r[18])/2,l>4294967295&&(l-=8589934592),s-l>54e5&&(u.b.warn(Math.round((s-l)/9e4)+"s delta between PTS and DTS, align them"),s=l)):l=s),n=r[8],d=n+9,t.size-=d,o=new Uint8Array(t.size);for(var f=0,p=c.length;f<p;f++){r=c[f];var v=r.byteLength;if(d){if(d>v){d-=v;continue}r=r.subarray(d),v-=d,d=0}o.set(r,e),e+=v}return a&&(a-=n+3),{data:o,pts:s,dts:l,len:a}}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=this,i=this._avcTrack,a=this._parseAVCNALu(t.data),n=void 0,o=this.avcSample,l=void 0,u=!1,d=void 0,c=this.pushAccesUnit.bind(this),h=function(t,e,r,i){return{key:t,pts:e,dts:r,units:[],debug:i}};t.data=null,o&&a.length&&!i.audFound&&(c(o,i),o=this.avcSample=h(!1,t.pts,t.dts,"")),a.forEach(function(e){switch(e.type){case 1:l=!0,o||(o=r.avcSample=h(!0,t.pts,t.dts,"")),o.frame=!0;var a=e.data;if(u&&a.length>4){var f=new s.a(a).readSliceType();2!==f&&4!==f&&7!==f&&9!==f||(o.key=!0)}break;case 5:l=!0,o||(o=r.avcSample=h(!0,t.pts,t.dts,"")),o.key=!0,o.frame=!0;break;case 6:l=!0,n=new s.a(r.discardEPB(e.data)),n.readUByte();for(var p=0,v=0,g=!1,y=0;!g&&n.bytesAvailable>1;){p=0;do{y=n.readUByte(),p+=y}while(255===y);v=0;do{y=n.readUByte(),v+=y}while(255===y);if(4===p&&0!==n.bytesAvailable){g=!0;if(181===n.readUByte()){if(49===n.readUShort()){if(1195456820===n.readUInt()){if(3===n.readUByte()){var m=n.readUByte(),b=n.readUByte(),E=31&m,T=[m,b];for(d=0;d<E;d++)T.push(n.readUByte()),T.push(n.readUByte()),T.push(n.readUByte());r._insertSampleInOrder(r._txtTrack.samples,{type:3,pts:t.pts,bytes:T})}}}}}else if(v<n.bytesAvailable)for(d=0;d<v;d++)n.readUByte()}break;case 7:if(l=!0,u=!0,!i.sps){n=new s.a(e.data);var S=n.readSPS();i.width=S.width,i.height=S.height,i.pixelRatio=S.pixelRatio,i.sps=[e.data],i.duration=r._duration;var R=e.data.subarray(1,4),A="avc1.";for(d=0;d<3;d++){var _=R[d].toString(16);_.length<2&&(_="0"+_),A+=_}i.codec=A}break;case 8:l=!0,i.pps||(i.pps=[e.data]);break;case 9:l=!1,i.audFound=!0,o&&c(o,i),o=r.avcSample=h(!1,t.pts,t.dts,"");break;case 12:l=!1;break;default:l=!1,o&&(o.debug+="unknown NAL "+e.type+" ")}if(o&&l){o.units.push(e)}}),e&&o&&(c(o,i),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=0,r=t.byteLength,i=void 0,a=void 0,n=this._avcTrack,o=n.naluState||0,s=o,l=[],u=void 0,d=void 0,c=-1,h=void 0;for(-1===o&&(c=0,h=31&t[0],o=0,e=1);e<r;)if(i=t[e++],o)if(1!==o)if(i)if(1===i){if(c>=0)u={data:t.subarray(c,e-o-1),type:h},l.push(u);else{var f=this._getLastNalUnit();if(f&&(s&&e<=4-s&&f.state&&(f.data=f.data.subarray(0,f.data.byteLength-s)),(a=e-o-1)>0)){var p=new Uint8Array(f.data.byteLength+a);p.set(f.data,0),p.set(t.subarray(0,a),f.data.byteLength),f.data=p}}e<r?(d=31&t[e],c=e,h=d,o=0):o=-1}else o=0;else o=3;else o=i?0:2;else o=i?0:1;if(c>=0&&o>=0&&(u={data:t.subarray(c,r),type:h,state:o},l.push(u)),0===l.length){var v=this._getLastNalUnit();if(v){var g=new Uint8Array(v.data.byteLength+t.byteLength);g.set(v.data,0),g.set(t,v.data.byteLength),v.data=g}}return n.naluState=o,l},t.prototype.discardEPB=function(t){for(var e=t.byteLength,r=[],i=1,a=void 0,n=void 0;i<e-2;)0===t[i]&&0===t[i+1]&&3===t[i+2]?(r.push(i+2),i+=2):i++;if(0===r.length)return t;a=e-r.length,n=new Uint8Array(a);var o=0;for(i=0;i<a;o++,i++)o===r[0]&&(o++,r.shift()),n[i]=t[o];return n},t.prototype._parseAACPES=function(t){var e=this._audioTrack,r=t.data,i=t.pts,n=this.aacOverFlow,s=this.aacLastPTS,l=void 0,c=void 0,h=void 0,f=void 0,p=void 0;if(n){var v=new Uint8Array(n.byteLength+r.byteLength);v.set(n,0),v.set(r,n.byteLength),r=v}for(h=0,p=r.length;h<p-1&&!a.d(r,h);h++);if(h){var g=void 0,y=void 0;if(h<p-1?(g="AAC PES did not start with ADTS header,offset:"+h,y=!1):(g="no ADTS header found in AAC PES",y=!0),u.b.warn("parsing error:"+g),this.observer.trigger(o.a.ERROR,{type:d.b.MEDIA_ERROR,details:d.a.FRAG_PARSING_ERROR,fatal:y,reason:g}),y)return}if(a.c(e,this.observer,r,h,this.audioCodec),c=0,l=a.b(e.samplerate),n&&s){var m=s+l;Math.abs(m-i)>1&&(u.b.log("AAC: align PTS for overlapping frames by "+Math.round((m-i)/90)),i=m)}for(;h<p;)if(a.d(r,h)&&h+5<p){var b=a.a(e,r,h,i,c);if(!b)break;h+=b.length,f=b.sample.pts,c++}else h++;n=h<p?r.subarray(h,p):null,this.aacOverFlow=n,this.aacLastPTS=f},t.prototype._parseMPEGPES=function(t){for(var e=t.data,r=e.length,i=0,a=0,o=t.pts;a<r;)if(n.a.isHeader(e,a)){var s=n.a.appendFrame(this._audioTrack,e,a,o,i);if(!s)break;a+=s.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=void 0;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=void 0;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=8,r=8,i=void 0,a=void 0;for(i=0;i<t;i++)0!==r&&(a=this.readEG(),r=(e+a+256)%256),e=0===r?e:r},t.prototype.readSPS=function(){var t=0,e=0,r=0,i=0,a=void 0,n=void 0,o=void 0,s=void 0,l=void 0,u=void 0,d=void 0,c=this.readUByte.bind(this),h=this.readBits.bind(this),f=this.readUEG.bind(this),p=this.readBoolean.bind(this),v=this.skipBits.bind(this),g=this.skipEG.bind(this),y=this.skipUEG.bind(this),m=this.skipScalingList.bind(this);if(c(),a=c(),h(5),v(3),c(),y(),100===a||110===a||122===a||244===a||44===a||83===a||86===a||118===a||128===a){var b=f();if(3===b&&v(1),y(),y(),v(1),p())for(u=3!==b?8:12,d=0;d<u;d++)p()&&m(d<6?16:64)}y();var E=f();if(0===E)f();else if(1===E)for(v(1),g(),g(),n=f(),d=0;d<n;d++)g();y(),v(1),o=f(),s=f(),l=h(1),0===l&&v(1),v(1),p()&&(t=f(),e=f(),r=f(),i=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*(o+1)-2*t-2*e),height:(2-l)*(s+1)*16-(l?2:4)*(r+i),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(13),n=function(){function t(e,r,n,o){i(this,t),this.decryptdata=n,this.discardEPB=o,this.decrypter=new a.a(e,r,{removePKCS7Padding:!1})}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),o=n.buffer.slice(n.byteOffset,n.byteOffset+n.length),s=this;this.decryptBuffer(o,function(n){n=new Uint8Array(n),a.set(n,16),i||s.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 o=this.discardEPB(a.data),s=this.getAvcEncryptedData(o),l=this;this.decryptBuffer(s.buffer,function(s){a.data=l.getAvcDecryptedUnit(o,s),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 o=this.decrypter.isSync();if(this.decryptAvcSample(t,e,r,i,n,o),!o)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(7),n=r(0),o=r(23),s=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=void 0,r=void 0,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(o.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),s=a.a.getTimeStamp(n),l=s?90*s: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(o.a.isHeader(t,u)){var v=o.a.appendFrame(f,t,u,l,c);if(!v)break;u+=v.length,h=v.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=s},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(44),n=r(45),o=r(1),s=r(2),l=r(0),u=function(){function t(e,r,a,n){i(this,t),this.observer=e,this.config=r,this.typeSupported=a;var o=navigator.userAgent;this.isSafari=n&&n.indexOf("Apple")>-1&&o&&!o.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,n,s){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||(l.b.warn("regenerate InitSegment as audio detected"),this.generateIS(t,e,a));var p=this.remuxAudio(t,c,n,s);if(d){var v=void 0;p&&(v=p.endPTS-p.startPTS),e.timescale||(l.b.warn("regenerate InitSegment as video detected"),this.generateIS(t,e,a)),this.remuxVideo(e,h,n,v,s)}}else if(d){var g=this.remuxVideo(e,h,n,0,s);g&&t.codec&&this.remuxEmptyAudio(t,c,n,g)}}r.samples.length&&this.remuxID3(r,a),i.samples.length&&this.remuxText(i,a),this.observer.trigger(o.a.FRAG_PARSED)},t.prototype.generateIS=function(t,e,r){var i=this.observer,a=t.samples,u=e.samples,d=this.typeSupported,c="audio/mp4",h={},f={tracks:h},p=void 0===this._initPTS,v=void 0,g=void 0;if(p&&(v=g=1/0),t.config&&a.length&&(t.timescale=t.samplerate,l.b.log("audio sampling rate : "+t.samplerate),t.isAAC||(d.mpeg?(c="audio/mpeg",t.codec=""):d.mp3&&(t.codec="mp3")),h.audio={container:c,codec:t.codec,initSegment:!t.isAAC&&d.mpeg?new Uint8Array:n.a.initSegment([t]),metadata:{channelCount:t.channelCount}},p&&(v=g=a[0].pts-t.inputTimeScale*r)),e.sps&&e.pps&&u.length){var y=e.inputTimeScale;e.timescale=y,h.video={container:"video/mp4",codec:e.codec,initSegment:n.a.initSegment([e]),metadata:{width:e.width,height:e.height}},p&&(v=Math.min(v,u[0].pts-y*r),g=Math.min(g,u[0].dts-y*r),this.observer.trigger(o.a.INIT_PTS_FOUND,{initPTS:v}))}Object.keys(h).length?(i.trigger(o.a.FRAG_PARSING_INIT_SEGMENT,f),this.ISGenerated=!0,p&&(this._initPTS=v,this._initDTS=g)):i.trigger(o.a.ERROR,{type:s.b.MEDIA_ERROR,details:s.a.FRAG_PARSING_ERROR,fatal:!1,reason:"no audio/video samples found"})},t.prototype.remuxVideo=function(t,e,r,i,a){var u=8,d=t.timescale,c=void 0,h=void 0,f=void 0,p=void 0,v=void 0,g=void 0,y=void 0,m=t.samples,b=[],E=m.length,T=this._PTSNormalize,S=this._initDTS,R=this.nextAvcDts,A=this.isSafari;if(0!==E){A&&(r|=m.length&&R&&(a&&Math.abs(e-R/d)<.1||Math.abs(m[0].pts-R-S)<d/5)),r||(R=e*d),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){l.b.warn("PTS < DTS detected in video samples, shifting DTS by "+Math.round(_/90)+" ms to overcome this issue");for(var w=0;w<m.length;w++)m[w].dts+=_}var L=m[0];v=Math.max(L.dts,0),p=Math.max(L.pts,0);var D=Math.round((v-R)/90);r&&D&&(D>1?l.b.log("AVC:"+D+" ms hole between fragments detected,filling it"):D<-1&&l.b.log("AVC:"+-D+" ms overlapping between fragments detected"),v=R,m[0].dts=v,p=Math.max(p-D,R),m[0].pts=p,l.b.log("Video/PTS/DTS adjusted: "+Math.round(p/90)+"/"+Math.round(v/90)+",delta:"+D+" ms")),v,L=m[m.length-1],y=Math.max(L.dts,0),g=Math.max(L.pts,0,y),A&&(c=Math.round((y-v)/(m.length-1)));for(var I=0,k=0,O=0;O<E;O++){for(var C=m[O],P=C.units,x=P.length,F=0,N=0;N<x;N++)F+=P[N].data.length;k+=F,I+=x,C.length=F,C.dts=A?v+O*c:Math.max(C.dts,v),C.pts=Math.max(C.pts,C.dts)}var M=k+4*I+8;try{h=new Uint8Array(M)}catch(t){return void this.observer.trigger(o.a.ERROR,{type:s.b.MUX_ERROR,details:s.a.REMUX_ALLOC_ERROR,fatal:!1,bytes:M,reason:"fail allocating video mdat "+M})}var U=new DataView(h.buffer);U.setUint32(0,M),h.set(n.a.types.mdat,4);for(var B=0;B<E;B++){for(var G=m[B],K=G.units,j=0,H=void 0,V=0,Y=K.length;V<Y;V++){var W=K[V],q=W.data,X=W.data.byteLength;U.setUint32(u,X),u+=4,h.set(q,u),u+=X,j+=4+X}if(A)H=Math.max(0,c*Math.round((G.pts-G.dts)/c));else{if(B<E-1)c=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 $=z.maxBufferHole,J=Math.floor($*d),Z=(i?p+i*d:this.nextAudioPts)-G.pts;Z>J?(c=Z-Q,c<0&&(c=Q),l.b.log("It is approximately "+Z/90+" ms to the next segment; using duration "+c/90+" ms for the last video frame.")):c=Q}else c=Q}H=Math.round(G.pts-G.dts)}b.push({size:j,duration:c,cts:H,flags:{isLeading:0,isDependedOn:0,hasRedundancy:0,degradPrio:0,dependsOn:G.key?2:1,isNonSync:G.key?0:1}})}this.nextAvcDts=y+c;var tt=t.dropped;if(t.len=0,t.nbNalu=0,t.dropped=0,b.length&&navigator.userAgent.toLowerCase().indexOf("chrome")>-1){var et=b[0].flags;et.dependsOn=2,et.isNonSync=0}t.samples=b,f=n.a.moof(t.sequenceNumber++,v,t),t.samples=[];var rt={data1:f,data2:h,startPTS:p/d,endPTS:(g+c)/d,startDTS:v/d,endDTS:this.nextAvcDts/d,type:"video",hasAudio:!1,hasVideo:!0,nb:b.length,dropped:tt};return this.observer.trigger(o.a.FRAG_PARSING_DATA,rt),rt}},t.prototype.remuxAudio=function(t,e,r,i){var u=t.inputTimeScale,d=t.timescale,c=u/d,h=t.isAAC?1024:1152,f=h*c,p=this._PTSNormalize,v=this._initDTS,g=!t.isAAC&&this.typeSupported.mpeg,y=void 0,m=void 0,b=void 0,E=void 0,T=void 0,S=void 0,R=void 0,A=t.samples,_=[],w=this.nextAudioPts;if(r|=A.length&&w&&(i&&Math.abs(e-w/u)<.1||Math.abs(A[0].pts-w-v)<20*f),A.forEach(function(t){t.pts=t.dts=p(t.pts-v,e*u)}),A=A.filter(function(t){return t.pts>=0}),0!==A.length){if(r||(w=i?e*u:A[0].pts),t.isAAC)for(var L=this.config.maxAudioFramesDrift,D=0,I=w;D<A.length;){var k,O=A[D],C=O.pts;k=C-I;var P=Math.abs(1e3*k/u);if(k<=-L*f)l.b.warn("Dropping 1 audio frame @ "+(I/u).toFixed(3)+"s due to "+Math.round(P)+" ms overlap."),A.splice(D,1),t.len-=O.unit.length;else if(k>=L*f&&P<1e4&&I){var x=Math.round(k/f);l.b.warn("Injecting "+x+" audio frame @ "+(I/u).toFixed(3)+"s due to "+Math.round(1e3*k/u)+" ms gap.");for(var F=0;F<x;F++){var N=Math.max(I,0);b=a.a.getSilentFrame(t.manifestCodec||t.codec,t.channelCount),b||(l.b.log("Unable to get silent frame for given audio codec; duplicating last frame instead."),b=O.unit.subarray()),A.splice(D,0,{unit:b,pts:N,dts:N}),t.len+=b.length,I+=f,D++}O.pts=O.dts=I,I+=f,D++}else Math.abs(k),O.pts=O.dts=I,I+=f,D++}for(var M=0,U=A.length;M<U;M++){var B=A[M],G=B.unit,K=B.pts;if(void 0!==R)m.duration=Math.round((K-R)/c);else{var j=Math.round(1e3*(K-w)/u),H=0;if(r&&t.isAAC&&j){if(j>0&&j<1e4)H=Math.round((K-w)/f),l.b.log(j+" ms hole between AAC samples detected,filling it"),H>0&&(b=a.a.getSilentFrame(t.manifestCodec||t.codec,t.channelCount),b||(b=G.subarray()),t.len+=H*b.length);else if(j<-12){l.b.log("drop overlapping AAC sample, expected/parsed/delta:"+(w/u).toFixed(3)+"s/"+(K/u).toFixed(3)+"s/"+-j+"ms"),t.len-=G.byteLength;continue}K=w}if(S=K,!(t.len>0))return;var V=g?t.len:t.len+8;y=g?0:8;try{E=new Uint8Array(V)}catch(t){return void this.observer.trigger(o.a.ERROR,{type:s.b.MUX_ERROR,details:s.a.REMUX_ALLOC_ERROR,fatal:!1,bytes:V,reason:"fail allocating audio mdat "+V})}if(!g){new DataView(E.buffer).setUint32(0,V),E.set(n.a.types.mdat,4)}for(var Y=0;Y<H;Y++)b=a.a.getSilentFrame(t.manifestCodec||t.codec,t.channelCount),b||(l.b.log("Unable to get silent frame for given audio codec; duplicating this frame instead."),b=G.subarray()),E.set(b,y),y+=b.byteLength,m={size:b.byteLength,cts:0,duration:1024,flags:{isLeading:0,isDependedOn:0,hasRedundancy:0,degradPrio:0,dependsOn:1}},_.push(m)}E.set(G,y);var W=G.byteLength;y+=W,m={size:W,cts:0,duration:0,flags:{isLeading:0,isDependedOn:0,hasRedundancy:0,degradPrio:0,dependsOn:1}},_.push(m),R=K}var q=0,X=_.length;if(X>=2&&(q=_[X-2].duration,m.duration=q),X){this.nextAudioPts=w=R+c*q,t.len=0,t.samples=_,T=g?new Uint8Array:n.a.moof(t.sequenceNumber++,S/c,t),t.samples=[];var z=S/u,Q=w/u,$={data1:T,data2:E,startPTS:z,endPTS:Q,startDTS:z,endDTS:Q,type:"audio",hasAudio:!0,hasVideo:!1,nb:X};return this.observer.trigger(o.a.FRAG_PARSING_DATA,$),$}return null}},t.prototype.remuxEmptyAudio=function(t,e,r,i){var n=t.inputTimeScale,o=t.samplerate?t.samplerate:n,s=n/o,u=this.nextAudioPts,d=(void 0!==u?u:i.startDTS*n)+this._initDTS,c=i.endDTS*n+this._initDTS,h=1024*s,f=Math.ceil((c-d)/h),p=a.a.getSilentFrame(t.manifestCodec||t.codec,t.channelCount);if(l.b.warn("remux empty Audio"),!p)return void l.b.trace("Unable to remuxEmptyAudio since we were unable to get a silent frame for given audio codec!");for(var v=[],g=0;g<f;g++){var y=d+g*h;v.push({unit:p,pts:y,dts:y}),t.len+=p.length}t.samples=v,this.remuxAudio(t,e,r)},t.prototype.remuxID3=function(t,e){var r=t.samples.length,i=void 0,a=t.inputTimeScale,n=this._initPTS,s=this._initDTS;if(r){for(var l=0;l<r;l++)i=t.samples[l],i.pts=(i.pts-n)/a,i.dts=(i.dts-s)/a;this.observer.trigger(o.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=t.samples.length,i=void 0,a=t.inputTimeScale,n=this._initPTS;if(r){for(var s=0;s<r;s++)i=t.samples[s],i.pts=(i.pts-n)/a;this.observer.trigger(o.a.FRAG_PARSING_USERDATA,{samples:t.samples})}t.samples=[],e=e},t.prototype._PTSNormalize=function(t,e){var r=void 0;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=void 0;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 Uint8Array([0,0,0,0,0,0,0,0]),t.STSD=new Uint8Array([0,0,0,0,0,0,0,1]);var o=new Uint8Array([105,115,111,109]),s=new Uint8Array([97,118,99,49]),l=new Uint8Array([0,0,0,1]);t.FTYP=t.box(t.types.ftyp,o,l,o,s),t.DINF=t.box(t.types.dinf,t.box(t.types.dref,a))},t.box=function(t){for(var e=Array.prototype.slice.call(arguments,1),r=8,i=e.length,a=i,n=void 0;i--;)r+=e[i].byteLength;for(n=new Uint8Array(r),n[0]=r>>24&255,n[1]=r>>16&255,n[2]=r>>8&255,n[3]=255&r,n.set(t,4),i=0,r=8;i<a;i++)n.set(e[i],r),r+=e[i].byteLength;return n},t.hdlr=function(e){return t.box(t.types.hdlr,t.HDLR_TYPES[e])},t.mdat=function(e){return t.box(t.types.mdat,e)},t.mdhd=function(e,r){r*=e;var i=Math.floor(r/(a+1)),n=Math.floor(r%(a+1));return t.box(t.types.mdhd,new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,e>>24&255,e>>16&255,e>>8&255,255&e,i>>24,i>>16&255,i>>8&255,255&i,n>>24,n>>16&255,n>>8&255,255&n,85,196,0,0]))},t.mdia=function(e){return t.box(t.types.mdia,t.mdhd(e.timescale,e.duration),t.hdlr(e.type),t.minf(e))},t.mfhd=function(e){return t.box(t.types.mfhd,new Uint8Array([0,0,0,0,e>>24,e>>16&255,e>>8&255,255&e]))},t.minf=function(e){return"audio"===e.type?t.box(t.types.minf,t.box(t.types.smhd,t.SMHD),t.DINF,t.stbl(e)):t.box(t.types.minf,t.box(t.types.vmhd,t.VMHD),t.DINF,t.stbl(e))},t.moof=function(e,r,i){return t.box(t.types.moof,t.mfhd(e),t.traf(i,r))},t.moov=function(e){for(var r=e.length,i=[];r--;)i[r]=t.trak(e[r]);return t.box.apply(null,[t.types.moov,t.mvhd(e[0].timescale,e[0].duration)].concat(i).concat(t.mvex(e)))},t.mvex=function(e){for(var r=e.length,i=[];r--;)i[r]=t.trex(e[r]);return t.box.apply(null,[t.types.mvex].concat(i))},t.mvhd=function(e,r){r*=e;var i=Math.floor(r/(a+1)),n=Math.floor(r%(a+1)),o=new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,e>>24&255,e>>16&255,e>>8&255,255&e,i>>24,i>>16&255,i>>8&255,255&i,n>>24,n>>16&255,n>>8&255,255&n,0,1,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,255,255,255,255]);return t.box(t.types.mvhd,o)},t.sdtp=function(e){var r=e.samples||[],i=new Uint8Array(4+r.length),a=void 0,n=void 0;for(n=0;n<r.length;n++)a=r[n].flags,i[n+4]=a.dependsOn<<4|a.isDependedOn<<2|a.hasRedundancy;return t.box(t.types.sdtp,i)},t.stbl=function(e){return t.box(t.types.stbl,t.stsd(e),t.box(t.types.stts,t.STTS),t.box(t.types.stsc,t.STSC),t.box(t.types.stsz,t.STSZ),t.box(t.types.stco,t.STCO))},t.avc1=function(e){var r=[],i=[],a=void 0,n=void 0,o=void 0;for(a=0;a<e.sps.length;a++)n=e.sps[a],o=n.byteLength,r.push(o>>>8&255),r.push(255&o),r=r.concat(Array.prototype.slice.call(n));for(a=0;a<e.pps.length;a++)n=e.pps[a],o=n.byteLength,i.push(o>>>8&255),i.push(255&o),i=i.concat(Array.prototype.slice.call(n));var s=t.box(t.types.avcC,new Uint8Array([1,r[3],r[4],r[5],255,224|e.sps.length].concat(r).concat([e.pps.length]).concat(i))),l=e.width,u=e.height,d=e.pixelRatio[0],c=e.pixelRatio[1];return t.box(t.types.avc1,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,l>>8&255,255&l,u>>8&255,255&u,0,72,0,0,0,72,0,0,0,0,0,0,0,1,18,100,97,105,108,121,109,111,116,105,111,110,47,104,108,115,46,106,115,0,0,0,0,0,0,0,0,0,0,0,0,0,0,24,17,17]),s,t.box(t.types.btrt,new Uint8Array([0,28,156,128,0,45,198,192,0,45,198,192])),t.box(t.types.pasp,new Uint8Array([d>>24,d>>16&255,d>>8&255,255&d,c>>24,c>>16&255,c>>8&255,255&c])))},t.esds=function(t){var e=t.config.length;return new Uint8Array([0,0,0,0,3,23+e,0,1,0,4,15+e,64,21,0,0,0,0,0,0,0,0,0,0,0,5].concat([e]).concat(t.config).concat([6,1,2]))},t.mp4a=function(e){var r=e.samplerate;return t.box(t.types.mp4a,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,e.channelCount,0,16,0,0,0,0,r>>8&255,255&r,0,0]),t.box(t.types.esds,t.esds(e)))},t.mp3=function(e){var r=e.samplerate;return t.box(t.types[".mp3"],new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,e.channelCount,0,16,0,0,0,0,r>>8&255,255&r,0,0]))},t.stsd=function(e){return"audio"===e.type?e.isAAC||"mp3"!==e.codec?t.box(t.types.stsd,t.STSD,t.mp4a(e)):t.box(t.types.stsd,t.STSD,t.mp3(e)):t.box(t.types.stsd,t.STSD,t.avc1(e))},t.tkhd=function(e){var r=e.id,i=e.duration*e.timescale,n=e.width,o=e.height,s=Math.floor(i/(a+1)),l=Math.floor(i%(a+1));return t.box(t.types.tkhd,new Uint8Array([1,0,0,7,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,r>>24&255,r>>16&255,r>>8&255,255&r,0,0,0,0,s>>24,s>>16&255,s>>8&255,255&s,l>>24,l>>16&255,l>>8&255,255&l,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,n>>8&255,255&n,0,0,o>>8&255,255&o,0,0]))},t.traf=function(e,r){var i=t.sdtp(e),n=e.id,o=Math.floor(r/(a+1)),s=Math.floor(r%(a+1));return t.box(t.types.traf,t.box(t.types.tfhd,new Uint8Array([0,0,0,0,n>>24,n>>16&255,n>>8&255,255&n])),t.box(t.types.tfdt,new Uint8Array([1,0,0,0,o>>24,o>>16&255,o>>8&255,255&o,s>>24,s>>16&255,s>>8&255,255&s])),t.trun(e,i.length+16+20+8+16+8+8),i)},t.trak=function(e){return e.duration=e.duration||4294967295,t.box(t.types.trak,t.tkhd(e),t.mdia(e))},t.trex=function(e){var r=e.id;return t.box(t.types.trex,new Uint8Array([0,0,0,0,r>>24,r>>16&255,r>>8&255,255&r,0,0,0,1,0,0,0,0,0,0,0,0,0,1,0,1]))},t.trun=function(e,r){var i=e.samples||[],a=i.length,n=12+16*a,o=new Uint8Array(n),s=void 0,l=void 0,u=void 0,d=void 0,c=void 0,h=void 0;for(r+=8+n,o.set([0,0,15,1,a>>>24&255,a>>>16&255,a>>>8&255,255&a,r>>>24&255,r>>>16&255,r>>>8&255,255&r],0),s=0;s<a;s++)l=i[s],u=l.duration,d=l.size,c=l.flags,h=l.cts,o.set([u>>>24&255,u>>>16&255,u>>>8&255,255&u,d>>>24&255,d>>>16&255,d>>>8&255,255&d,c.isLeading<<2|c.dependsOn,c.isDependedOn<<6|c.hasRedundancy<<4|c.paddingValue<<1|c.isNonSync,61440&c.degradPrio,15&c.degradPrio,h>>>24&255,h>>>16&255,h>>>8&255,255&h],12+16*s);return t.box(t.types.trun,o)},t.initSegment=function(e){t.types||t.init();var r=t.moov(e),i=void 0;return i=new Uint8Array(t.FTYP.byteLength+r.byteLength),i.set(t.FTYP),i.set(r,t.FTYP.byteLength),i},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(1),n=function(){function t(e){i(this,t),this.observer=e}return 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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 o=r(1),s=r(3),l=r(11),u=r(2),d=r(0),c=r(54),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=window,p=f.performance,v=function(t){function e(r){i(this,e);var n=a(this,t.call(this,r,o.a.FRAG_LOADING,o.a.FRAG_LOADED,o.a.FRAG_BUFFERED,o.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(),s.a.prototype.destroy.call(this)},e.prototype.onFragLoading=function(t){var e=t.frag;if("main"===e.type&&(this.timer||(this.fragCurrent=e,this.timer=setInterval(this.onCheck,100)),!this._bwEstimator)){var r=this.hls,i=r.config,a=e.level,n=r.levels[a].details.live,o=void 0,s=void 0;n?(o=i.abrEwmaFastLive,s=i.abrEwmaSlowLive):(o=i.abrEwmaFastVoD,s=i.abrEwmaSlowVoD),this._bwEstimator=new c.a(r,s,o,i.abrEwmaDefaultEstimate)}},e.prototype._abandonRulesCheck=function(){var t=this.hls,e=t.media,r=this.fragCurrent;if(r){var 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 s=p.now()-n.trequest,u=Math.abs(e.playbackRate);if(s>500*r.duration/u){var c=t.levels,h=Math.max(1,n.bw?n.bw/8:1e3*n.loaded/s),f=c[r.level],v=f.realBitrate?Math.max(f.realBitrate,f.bitrate):f.bitrate,g=n.total?n.total:Math.max(n.loaded,Math.round(r.duration*v/8)),y=e.currentTime,m=(g-n.loaded)/h,b=(l.a.bufferInfo(e,y,t.config.maxBufferHole).end-y)/u;if(b<2*r.duration/u&&m>b){var E=void 0,T=void 0;for(T=r.level-1;T>a;T--){var S=c[T].realBitrate?Math.max(c[T].realBitrate,c[T].bitrate):c[T].bitrate;if((E=r.duration*S/(6.4*h))<b)break}E<m&&(d.b.warn("loading too slow, abort fragment loading and switch to level "+T+":fragLoadedDelay["+T+"]<fragLoadedDelay["+(r.level-1)+"];bufferStarvationDelay:"+E.toFixed(1)+"<"+m.toFixed(1)+":"+b.toFixed(1)),t.nextLoadLevel=T,this._bwEstimator.sample(s,n.loaded),i.abort(),this.clearTimer(),t.trigger(o.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||"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,o,s,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,v=void 0;v=u<=t?o*r:s*r;var g=l[u].realBitrate?Math.max(l[u].realBitrate,l[u].bitrate):l[u].bitrate,y=g*f/v;if(d.b.trace("level/adjustedbw/bitrate/avgDuration/maxFetchDuration/fetchDuration: "+u+"/"+Math.round(v)+"/"+g+"/"+f+"/"+n+"/"+y),v>g&&(!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,o=this.lastLoadedFragLevel,s=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(o,s,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 v=s?Math.min(s,i.maxStarvationDelay):i.maxStarvationDelay,g=i.abrBandWidthFactor,y=i.abrBandWidthUpFactor;if(0===f){var m=this.bitrateTestDelay;if(m){v=(s?Math.min(s,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*v)+" ms"),g=y=1}}return p=this._findBestLevel(o,s,h,a,e,f+v,g,y,r),Math.max(p,0)}}]),e}(s.a);e.a=v},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(55),n=function(){function t(e,r,n,o){i(this,t),this.hls=e,this.defaultEstimate_=o,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 o=r(1),s=r(3),l=r(0),u=r(2),d=r(14),c=Object(d.a)(),h=function(t){function e(r){i(this,e);var n=a(this,t.call(this,r,o.a.MEDIA_ATTACHING,o.a.MEDIA_DETACHING,o.a.MANIFEST_PARSED,o.a.BUFFER_RESET,o.a.BUFFER_APPENDING,o.a.BUFFER_CODECS,o.a.BUFFER_EOS,o.a.BUFFER_FLUSHING,o.a.LEVEL_PTS_UPDATED,o.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(){s.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.altAudio,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=window.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&&(window.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(o.a.MEDIA_DETACHED)},e.prototype.onMediaSourceOpen=function(){l.b.log("media source opened"),this.hls.trigger(o.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),i={},a=this.sourceBuffer;for(var n in a)i[n]=a[n].buffered;this.hls.trigger(o.a.BUFFER_APPENDED,{parent:e,pending:r,timeRanges:i}),this._needsFlush||this.doAppending(),this.updateMediaElementDuration()},e.prototype.onSBUpdateError=function(t){l.b.error("sourceBuffer error:",t),this.hls.trigger(o.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,s=a.container+";codecs="+n;l.b.log("creating sourceBuffer("+s+")");try{var d=e[i]=r.addSourceBuffer(s);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(o.a.ERROR,{type:u.b.MEDIA_ERROR,details:u.a.BUFFER_ADD_CODEC_ERROR,fatal:!1,err:t,mimeType:s})}}this.hls.trigger(o.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(o.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(o.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 s={type:u.b.MEDIA_ERROR,parent:i.parent};22!==e.code?(this.appendError?this.appendError++:this.appendError=1,s.details=u.a.BUFFER_APPEND_ERROR,this.appendError>t.config.appendErrorMaxRetry?(l.b.log("fail "+t.config.appendErrorMaxRetry+" times to append segment in sourceBuffer"),r=[],s.fatal=!0,t.trigger(o.a.ERROR,s)):(s.fatal=!1,t.trigger(o.a.ERROR,s))):(this.segments=[],s.details=u.a.BUFFER_FULL_ERROR,s.fatal=!1,t.trigger(o.a.ERROR,s))}}}},e.prototype.flushBuffer=function(t,e,r){var i=void 0,a=void 0,n=void 0,o=void 0,s=void 0,u=void 0,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),o=i.buffered.end(a),-1!==navigator.userAgent.toLowerCase().indexOf("firefox")&&e===Number.POSITIVE_INFINITY?(s=t,u=e):(s=Math.max(n,t),u=Math.min(o,e)),Math.min(u,o)-s>.5)return this.flushBufferCounter++,l.b.log("flush "+c+" ["+s+","+u+"], of ["+n+","+o+"], pos:"+this.media.currentTime),i.remove(s,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}(s.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 o=r(1),s=r(3),l=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}}(),u=function(t){function e(r){i(this,e);var n=a(this,t.call(this,r,o.a.FPS_DROP_LEVEL_CAPPING,o.a.MEDIA_ATTACHING,o.a.MANIFEST_PARSED,o.a.BUFFER_CODECS));return n.autoLevelCapping=Number.POSITIVE_INFINITY,n.firstLevel=null,n.levels=[],n.media=null,n.restrictedLevels=[],n.timer=null,n}return n(e,t),e.prototype.destroy=function(){this.hls.config.capLevelToPlayerSize&&(this.media=null,this._stopCapping())},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 window.HTMLVideoElement?t.media:null},e.prototype.onManifestParsed=function(t){var e=this.hls;this.restrictedLevels=[],this.levels=t.levels,this.firstLevel=t.firstLevel,e.config.capLevelToPlayerSize&&(t.video||t.levels.length&&t.altAudio)&&this._startCapping()},e.prototype.onBufferCodecs=function(t){this.hls.config.capLevelToPlayerSize&&t.video&&this._startCapping()},e.prototype.onLevelsUpdated=function(t){this.levels=t.levels},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.prototype._startCapping=function(){this.timer||(this.autoLevelCapping=Number.POSITIVE_INFINITY,this.hls.firstLevel=this.getMaxLevel(this.firstLevel),clearInterval(this.timer),this.timer=setInterval(this.detectPlayerSize.bind(this),1e3),this.detectPlayerSize())},e.prototype._stopCapping=function(){this.restrictedLevels=[],this.firstLevel=null,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.timer&&(this.timer=clearInterval(this.timer),this.timer=null)},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}(s.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 o=r(1),s=r(3),l=r(0),u=window,d=u.performance,c=function(t){function e(r){return i(this,e),a(this,t.call(this,r,o.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 window.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=d.now();if(e){if(this.lastTime){var a=i-this.lastTime,n=r-this.lastDroppedFrames,s=e-this.lastDecodedFrames,u=1e3*n/a,c=this.hls;if(c.trigger(o.a.FPS_DROP,{currentDropped:n,currentDecoded:s,totalDroppedFrames:r}),u>0&&n>c.config.fpsDroppedMonitoringThreshold*s){var h=c.currentLevel;l.b.warn("drop FPS ratio greater than max allowed value for currentLevel: "+h),h>0&&(-1===c.autoLevelCapping||c.autoLevelCapping>=h)&&(h-=1,c.trigger(o.a.FPS_DROP_LEVEL_CAPPING,{level:h,droppedLevel:c.currentLevel}),c.autoLevelCapping=h,c.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}(s.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")}var a=r(0),n=window,o=n.performance,s=n.XMLHttpRequest,l=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:o.now(),retry:0},this.retryDelay=e.retryDelay,this.loadInternal()},t.prototype.loadInternal=function(){var t=void 0,e=this.context;t=this.loader=new s;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(o.now(),i.trequest)),4===r){var l=e.status;if(l>=200&&l<300){i.tload=Math.max(i.tfirst,o.now());var u=void 0,d=void 0;"arraybuffer"===n.responseType?(u=e.response,d=u.byteLength):(u=e.responseText,d=u.length),i.loaded=i.total=d;var c={url:e.responseURL,data:u};this.callbacks.onSuccess(c,i,n,e)}else i.retry>=s.maxRetry||l>=400&&l<499?(a.b.error(l+" while loading "+n.url),this.callbacks.onError({code:l,text:e.statusText},n,e)):(a.b.warn(l+" 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=l},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 o=r(1),s=r(8),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,o.a.MANIFEST_LOADING,o.a.MANIFEST_PARSED,o.a.AUDIO_TRACK_LOADED,o.a.AUDIO_TRACK_SWITCHED,o.a.LEVEL_LOADED,o.a.ERROR));return n.trackId=-1,n.tracks=[],n.trackIdBlacklist=Object.create(null),n.audioGroupId=null,n}return n(e,t),e.prototype.onManifestLoading=function(){this.tracks=[],this.trackId=-1},e.prototype.onManifestParsed=function(t){var e=this.tracks=t.audioTracks||[];this.hls.trigger(o.a.AUDIO_TRACKS_UPDATED,{audioTracks:e})},e.prototype.onAudioTrackLoaded=function(t){if(t.id>=this.tracks.length)return void l.b.warn("Invalid audio track id:",t.id);if(l.b.log("audioTrack "+t.id+" loaded"),this.tracks[t.id].details=t.details,t.details.live&&!this.hasInterval()){var e=1e3*t.details.targetduration;this.setInterval(e)}!t.details.live&&this.hasInterval()&&this.clearInterval()},e.prototype.onAudioTrackSwitched=function(t){var e=this.tracks[t.id].groupId;e&&this.audioGroupId!==e&&(this.audioGroupId=e)},e.prototype.onLevelLoaded=function(t){var e=this.hls.levels[t.level];if(e.audioGroupIds){var r=e.audioGroupIds[e.urlId];this.audioGroupId!==r&&(this.audioGroupId=r,this._selectInitialAudioTrack())}},e.prototype.onError=function(t){t.type===u.b.NETWORK_ERROR&&(t.fatal&&this.clearInterval(),t.details===u.a.AUDIO_TRACK_LOAD_ERROR&&(l.b.warn("Network failure on audio-track id:",t.context.id),this._handleLoadError()))},e.prototype.doTick=function(){this._updateTrack(this.trackId)},e.prototype._selectInitialAudioTrack=function(){var t=this,e=this.tracks;if(e.length){var r=this.tracks[this.trackId],i=null;r&&(i=r.name);var a=e.filter(function(t){return t.default});a.length?e=a:l.b.warn("No default audio tracks defined");var n=!1,s=function(){e.forEach(function(e){n||t.audioGroupId&&e.groupId!==t.audioGroupId||i&&i!==e.name||(t.audioTrack=e.id,n=!0)})};s(),n||(i=null,s()),n||(l.b.error("No track found for running audio group-ID: "+this.audioGroupId),this.hls.trigger(o.a.ERROR,{type:u.b.MEDIA_ERROR,details:u.a.AUDIO_TRACK_LOAD_ERROR,fatal:!0}))}},e.prototype._needsTrackLoading=function(t){var e=t.details;return!e||(!!e.live||void 0)},e.prototype._loadTrackDetailsIfNeeded=function(t){if(this._needsTrackLoading(t)){var e=t.url,r=t.id;l.b.log("loading audio-track playlist for id: "+r),this.hls.trigger(o.a.AUDIO_TRACK_LOADING,{url:e,id:r})}},e.prototype._updateTrack=function(t){if(!(t<0||t>=this.tracks.length)){this.clearInterval(),this.trackId=t,l.b.log("trying to update audio-track "+t);var e=this.tracks[t];this._loadTrackDetailsIfNeeded(e)}},e.prototype._handleLoadError=function(){this.trackIdBlacklist[this.trackId]=!0;var t=this.trackId,e=this.tracks[t],r=e.name,i=e.language,a=e.groupId;l.b.warn("Loading failed on audio track id: "+t+", group-id: "+a+', name/language: "'+r+'" / "'+i+'"');for(var n=t,o=0;o<this.tracks.length;o++)if(!this.trackIdBlacklist[o]){var s=this.tracks[o];if(s.name===r){n=o;break}}if(n===t)return void l.b.warn('No fallback audio-track found for name/language: "'+r+'" / "'+i+'"');l.b.log("Attempting audio-track fallback id:",n,"group-id:",this.tracks[n].groupId),this.audioTrack=n},d(e,[{key:"audioTracks",get:function(){return this.tracks}},{key:"audioTrack",get:function(){return this.trackId},set:function(t){if(this.trackId===t&&this.tracks[this.trackId].details)return void l.b.debug("Same id as current audio-track passed, and track details available -> no-op");if(t<0||t>=this.tracks.length)return void l.b.warn("Invalid id passed to audio-track controller");var e=this.tracks[t];l.b.log("Now switching to audio-track index "+t),this.clearInterval(),this.trackId=t;var r=e.url,i=e.type,a=e.id;this.hls.trigger(o.a.AUDIO_TRACK_SWITCHING,{id:a,type:i,url:r}),this._loadTrackDetailsIfNeeded(e)}}]),e}(s.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 o=r(6),s=r(11),l=r(20),u=r(1),d=r(15),c=r(24),h=r(2),f=r(0),p=r(25),v=r(8),g=r(10),y=r(9),m=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}}(),b=window,E=b.performance,T={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"},S=function(t){function e(r,n){i(this,e);var o=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 o.fragmentTracker=n,o.config=r.config,o.audioCodecSwap=!1,o._state=T.STOPPED,o.initPTS=[],o.waitingFragment=null,o.videoTrackCC=null,o}return n(e,t),e.prototype.onHandlerDestroying=function(){this.stopLoad(),t.prototype.onHandlerDestroying.call(this)},e.prototype.onHandlerDestroyed=function(){this.state=T.STOPPED,this.fragmentTracker=null,t.prototype.onHandlerDestroyed.call(this)},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===T.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=T.IDLE):(this.lastCurrentTime=this.startPosition?this.startPosition:t,this.state=T.STARTING),this.nextLoadPosition=this.startPosition=this.lastCurrentTime,this.tick()}else this.startPosition=t,this.state=T.STOPPED},e.prototype.stopLoad=function(){var t=this.fragCurrent;t&&(t.loader&&t.loader.abort(),this.fragmentTracker.removeFragment(t),this.fragCurrent=null),this.fragPrevious=null,this.demuxer&&(this.demuxer.destroy(),this.demuxer=null),this.state=T.STOPPED},e.prototype.doTick=function(){var t=void 0,e=void 0,r=void 0,i=this.hls,a=i.config;switch(this.state){case T.ERROR:case T.PAUSED:case T.BUFFER_FLUSHING:break;case T.STARTING:this.state=T.WAITING_TRACK,this.loadedmetadata=!1;break;case T.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=s.a.bufferInfo(l,t,a.maxBufferHole),h=s.a.bufferInfo(d,t,a.maxBufferHole),v=c.len,y=c.end,m=this.fragPrevious,b=Math.min(a.maxBufferLength,a.maxMaxBufferLength),S=Math.max(b,h.len),R=this.audioSwitch,A=this.trackId;if((v<S||R)&&A<n.length){if(void 0===(r=n[A].details)){this.state=T.WAITING_TRACK;break}if(!R&&!r.live&&m&&m.sn===r.endSN&&!c.nextStart&&(!this.media.seeking||this.media.duration-y<m.duration/2)){this.hls.trigger(u.a.BUFFER_EOS,{type:"audio"}),this.state=T.ENDED;break}var _=r.fragments,w=_.length,L=_[0].start,D=_[w-1].start+_[w-1].duration,I=void 0;if(R)if(r.live&&!r.PTSKnown)f.b.log("switching audiotrack, live stream, unknown PTS,load first fragment"),y=0;else if(y=t,r.PTSKnown&&t<L){if(!(c.end>L||c.nextStart))return;f.b.log("alt audio track ahead of main track, seek to start of alt audio track"),this.media.currentTime=L+.05}if(r.initSegment&&!r.initSegment.data)I=r.initSegment;else if(y<=L){if(I=_[0],null!==this.videoTrackCC&&I.cc!==this.videoTrackCC&&(I=Object(p.b)(_,this.videoTrackCC)),r.live&&I.loadIdx&&I.loadIdx===this.fragLoadIdx){var k=c.nextStart?c.nextStart:L;return f.b.log("no alt audio available @currentTime:"+this.media.currentTime+", seeking @"+(k+.05)),void(this.media.currentTime=k+.05)}}else{var O=void 0,C=a.maxFragLookUpTolerance,P=m?_[m.sn-_[0].sn+1]:void 0,x=function(t){var e=Math.min(C,t.duration);return t.start+t.duration-e<=y?1:t.start-e>y&&t.start?-1:0};y<D?(y>D-C&&(C=0),O=P&&!x(P)?P:o.a.search(_,x)):O=_[w-1],O&&(I=O,L=O.start,m&&I.level===m.level&&I.sn===m.sn&&(I.sn<r.endSN?(I=_[I.sn+1-r.startSN],f.b.log("SN just loaded, load next one: "+I.sn)):I=null))}I&&(I.encrypted?(f.b.log("Loading key for "+I.sn+" of ["+r.startSN+" ,"+r.endSN+"],track "+A),this.state=T.KEY_LOADING,i.trigger(u.a.KEY_LOADING,{frag:I})):(f.b.log("Loading "+I.sn+", cc: "+I.cc+" of ["+r.startSN+" ,"+r.endSN+"],track "+A+", currentTime:"+t+",bufferEnd:"+y.toFixed(3)),(R||this.fragmentTracker.getState(I)===g.a.NOT_LOADED)&&(this.fragCurrent=I,this.startFragRequested=!0,isNaN(I.sn)||(this.nextLoadPosition=I.start+I.duration),i.trigger(u.a.FRAG_LOADING,{frag:I}),this.state=T.FRAG_LOADING)))}break;case T.WAITING_TRACK:e=this.tracks[this.trackId],e&&e.details&&(this.state=T.IDLE);break;case T.FRAG_LOADING_WAITING_RETRY:var F=E.now(),N=this.retryDate;l=this.media;var M=l&&l.seeking;(!N||F>=N||M)&&(f.b.log("audioStreamController: retryDate reached, switch back to IDLE state"),this.state=T.IDLE);break;case T.WAITING_INIT_PTS:var U=this.videoTrackCC;if(void 0===this.initPTS[U])break;var B=this.waitingFragment;if(B){var G=B.frag.cc;U!==G?(e=this.tracks[this.trackId],e.details&&e.details.live&&(f.b.warn("Waiting fragment CC ("+G+") does not match video track CC ("+U+")"),this.waitingFragment=null,this.state=T.IDLE)):(this.state=T.FRAG_LOADING,this.onFragLoaded(this.waitingFragment),this.waitingFragment=null)}else this.state=T.IDLE;break;case T.STOPPED:case T.FRAG_LOADING:case T.PARSING:case T.PARSED:case T.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),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===T.ENDED&&(this.state=T.IDLE),this.media&&(this.lastCurrentTime=this.media.currentTime),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=T.PAUSED,this.waitingFragment=null,e?this.setInterval(100):this.demuxer&&(this.demuxer.destroy(),this.demuxer=null),e&&(this.audioSwitch=!0,this.state=T.IDLE),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 o=i.details;o&&e.fragments.length>0?(d.b(o,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 s=e.startTimeOffset;isNaN(s)?this.startPosition=0:(f.b.log("start time offset found in playlist, adjust startPosition to "+s),this.startPosition=s)}this.nextLoadPosition=this.startPosition}this.state===T.WAITING_TRACK&&(this.state=T.IDLE),this.tick()},e.prototype.onKeyLoaded=function(){this.state===T.KEY_LOADING&&(this.state=T.IDLE,this.tick())},e.prototype.onFragLoaded=function(t){var e=this.fragCurrent,r=t.frag;if(this.state===T.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,o=e.level,s=e.sn,d=e.cc,c=this.config.defaultAudioCodec||i.audioCodec||"mp4a.40.2",h=this.stats=t.stats;if("initSegment"===s)this.state=T.IDLE,h.tparsed=h.tbuffered=E.now(),a.initSegment.data=t.payload,this.hls.trigger(u.a.FRAG_BUFFERED,{stats:h,frag:e,id:"audio"}),this.tick();else{this.state=T.PARSING,this.appended=!1,this.demuxer||(this.demuxer=new l.a(this.hls,"audio"));var p=this.initPTS[d],v=a.initSegment?a.initSegment.data:[];if(a.initSegment||void 0!==p){this.pendingBuffering=!0,f.b.log("Demuxing "+s+" of ["+a.startSN+" ,"+a.endSN+"],track "+o);this.demuxer.push(t.payload,v,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 "+s+" of ["+a.startSN+" ,"+a.endSN+"],track "+o),this.waitingFragment=t,this.state=T.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===T.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 o={type:"audio",data:n,parent:"audio",content:"initSegment"};this.audioSwitch?this.pendingData=[o]:(this.appended=!0,this.pendingBuffering=!0,this.hls.trigger(u.a.BUFFER_APPENDING,o))}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===T.PARSING){var a=this.trackId,n=this.tracks[a],o=this.hls;isNaN(t.endPTS)&&(t.endPTS=t.startPTS+r.duration,t.endDTS=t.startDTS+r.duration),r.addElementaryStream(y.a.ElementaryStreamTypes.AUDIO),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.c(n.details,r,t.startPTS,t.endPTS);var s=this.audioSwitch,l=this.media,c=!1;if(s&&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=T.BUFFER_FLUSHING,o.trigger(u.a.BUFFER_FLUSHING,{startOffset:0,endOffset:Number.POSITIVE_INFINITY,type:"audio"}),c=!0,this.audioSwitch=!1,o.trigger(u.a.AUDIO_TRACK_SWITCHED,{id:a}))}else this.audioSwitch=!1,o.trigger(u.a.AUDIO_TRACK_SWITCHED,{id:a});var v=this.pendingData;if(!v)return f.b.warn("Apparently attempt to enqueue media payload without codec initialization data upfront"),void o.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&&v.push({type:t.type,data:e,parent:"audio",content:"data"})}),!c&&v.length&&(v.forEach(function(t){e.state===T.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===T.PARSING&&(this.stats.tparsed=E.now(),this.state=T.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!==T.PARSING&&e!==T.PARSED||(this.pendingBuffering=t.pending>0,this._checkAppendedParsed())}},e.prototype._checkAppendedParsed=function(){if(!(this.state!==T.PARSED||this.appended&&this.pendingBuffering)){var t=this.fragCurrent,e=this.stats,r=this.hls;if(t){this.fragPrevious=t,e.tbuffered=E.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=T.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:var r=t.frag;if(r&&"audio"!==r.type)break;if(!t.fatal){var i=this.fragLoadError;i?i++:i=1;var a=this.config;if(i<=a.fragLoadingMaxRetry){this.fragLoadError=i;var n=Math.min(Math.pow(2,i-1)*a.fragLoadingRetryDelay,a.fragLoadingMaxRetryTimeout);f.b.warn("AudioStreamController: frag loading failed, retry in "+n+" ms"),this.retryDate=E.now()+n,this.state=T.FRAG_LOADING_WAITING_RETRY}else f.b.error("AudioStreamController: "+t.details+" reaches max retry, redispatch as fatal ..."),t.fatal=!0,this.state=T.ERROR}break;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!==T.ERROR&&(this.state=t.fatal?T.ERROR:T.IDLE,f.b.warn("AudioStreamController: "+t.details+" while loading frag, now switching to "+this.state+" state ..."));break;case h.a.BUFFER_FULL_ERROR:if("audio"===t.parent&&(this.state===T.PARSING||this.state===T.PARSED)){var o=this.mediaBuffer,l=this.media.currentTime;if(o&&s.a.isBuffered(o,l)&&s.a.isBuffered(o,l+.5)){var d=this.config;d.maxMaxBufferLength>=d.maxBufferLength&&(d.maxMaxBufferLength/=2,f.b.warn("AudioStreamController: reduce max buffer length to "+d.maxMaxBufferLength+"s")),this.state=T.IDLE}else f.b.warn("AudioStreamController: buffer full error also media.currentTime is not buffered, flush audio buffer"),this.fragCurrent=null,this.state=T.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("AudioStreamController: appending pending audio data after buffer flushed"),e.forEach(function(e){t.hls.trigger(u.a.BUFFER_APPENDING,e)}),this.appended=!0,this.pendingData=[],this.state=T.PARSED):(this.state=T.IDLE,this.fragPrevious=null,this.tick())},m(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}(v.a);e.a=S},function(t,e,r){"use strict";function i(t,e,r,i){for(var n=void 0,o=void 0,s=void 0,l=void 0,u=void 0,d=window.VTTCue||window.TextTrackCue,c=0;c<i.rows.length;c++)if(n=i.rows[c],s=!0,l=0,u="",!n.isEmpty()){for(var h=0;h<n.chars.length;h++)n.chars[h].uchar.match(/\s/)&&s?l++:(u+=n.chars[h].uchar,s=!1);n.cueStartTime=e,e===r&&(r+=1e-4),o=new d(e,r,Object(a.b)(u.trim())),l>=16?l--:l++,navigator.userAgent.match(/Firefox\//)?o.line=c+1:o.line=c>7?c-2:c+1,o.align="left",o.position=Math.max(0,Math.min(100,l/32*100+(navigator.userAgent.match(/Firefox\//)?50:0))),t.addCue(o)}}Object.defineProperty(e,"__esModule",{value:!0}),e.newCue=i;var a=r(27)},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&&(!!o[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,o){var s=this,l=function(){if("undefined"!=typeof navigator)return/MSIE\s8\.0/.test(navigator.userAgent)}(),u={};l?s=document.createElement("custom"):u.enumerable=!0,s.hasBeenReset=!1;var d="",c=!1,h=i,f=n,p=o,v=null,g="",y=!0,m="auto",b="start",E=50,T="middle",S=50,R="middle";if(Object.defineProperty(s,"id",r({},u,{get:function(){return d},set:function(t){d=""+t}})),Object.defineProperty(s,"pauseOnExit",r({},u,{get:function(){return c},set:function(t){c=!!t}})),Object.defineProperty(s,"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(s,"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(s,"text",r({},u,{get:function(){return p},set:function(t){p=""+t,this.hasBeenReset=!0}})),Object.defineProperty(s,"region",r({},u,{get:function(){return v},set:function(t){v=t,this.hasBeenReset=!0}})),Object.defineProperty(s,"vertical",r({},u,{get:function(){return g},set:function(e){var r=t(e);if(!1===r)throw new SyntaxError("An invalid or illegal string was specified.");g=r,this.hasBeenReset=!0}})),Object.defineProperty(s,"snapToLines",r({},u,{get:function(){return y},set:function(t){y=!!t,this.hasBeenReset=!0}})),Object.defineProperty(s,"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(s,"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(s,"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(s,"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(s,"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(s,"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}})),s.displayState=void 0,l)return s}if("undefined"!=typeof window&&window.VTTCue)return window.VTTCue;var a="auto",n={"":!0,lr:!0,rl:!0},o={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 o(t,e){return t&&t.label===e.name&&!(t.textTrack1||t.textTrack2)}function s(t,e,r,i){return Math.min(e,i)-Math.max(t,r)}var l=r(1),u=r(3),d=r(65),c=r(66),h=r(67),f=r(0),p=r(26),v=function(t){function e(r){i(this,e);var n=a(this,t.call(this,r,l.a.MEDIA_ATTACHING,l.a.MEDIA_DETACHING,l.a.FRAG_PARSING_USERDATA,l.a.FRAG_DECRYPTED,l.a.MANIFEST_LOADING,l.a.MANIFEST_LOADED,l.a.FRAG_LOADED,l.a.LEVEL_SWITCHING,l.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.captionsTracks={},n.captionsProperties={textTrack1:{label:n.config.captionsTextTrack1Label,languageCode:n.config.captionsTextTrack1LanguageCode},textTrack2:{label:n.config.captionsTextTrack2Label,languageCode:n.config.captionsTextTrack2LanguageCode}},n.config.enableCEA708Captions){var o=new c.a(n,"textTrack1"),s=new c.a(n,"textTrack2");n.cea608Parser=new d.a(0,o,s)}return n}return n(e,t),e.prototype.addCues=function(t,e,r,i){for(var a=this.cueRanges,n=!1,o=a.length;o--;){var l=a[o],u=s(l[0],l[1],e,r);if(u>=0&&(l[0]=Math.min(l[0],e),l[1]=Math.max(l[1],r),n=!0,u/(r-e)>.5))return}n||a.push([e,r]),this.Cues.newCue(this.captionsTracks[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];if(i[t])return i}return null},e.prototype.createCaptionsTrack=function(t){var e=this.captionsProperties[t],r=e.label,i=e.languageCode,a=this.captionsTracks;if(!a[t]){var n=this.getExistingTrack(t);if(n)a[t]=n,Object(p.a)(a[t]),Object(p.b)(a[t],this.media);else{var o=this.createTextTrack("captions",r,i);o&&(o[t]=!0,a[t]=o)}}},e.prototype.createTextTrack=function(t,e,r){var i=this.media;if(i)return i.addTextTrack(t,e,r)},e.prototype.destroy=function(){u.a.prototype.destroy.call(this)},e.prototype.onMediaAttaching=function(t){this.media=t.media,this._cleanTracks()},e.prototype.onMediaDetaching=function(){var t=this.captionsTracks;Object.keys(t).forEach(function(e){Object(p.a)(t[e]),delete t[e]})},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++)Object(p.a)(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)),t.default?a.mode=e.hls.subtitleDisplay?"showing":"hidden":a.mode="disabled",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(l.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;h.a.parse(e,this.initPTS,r,t.cc,function(e){var r=i[t.trackId];if("disabled"===r.mode)return void a.trigger(l.a.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:t});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(l.a.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:t})},function(e){f.b.log("Failed to parse VTT cue: "+e),a.trigger(l.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=31&t[0],r=2,i=void 0,a=void 0,n=void 0,o=void 0,s=void 0,l=[],u=0;u<e;u++)i=t[r++],a=127&t[r++],n=127&t[r++],o=0!=(4&i),s=3&i,0===a&&0===n||o&&0===s&&(l.push(a),l.push(n));return l},e}(u.a);e.a=v},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 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a.hasOwnProperty(t)&&(e=a[t]),String.fromCharCode(e)},o=15,s=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){this.verboseFilter[t];this.verboseLevel}},p=function(t){for(var e=[],r=0;r<t.length;r++)e.push(t[r].toString(16));return e},v=function(){function t(e,r,a,n,o){i(this,t),this.foreground=e||"white",this.underline=r||!1,this.italics=a||!1,this.background=n||"black",this.flash=o||!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}(),g=function(){function t(e,r,a,n,o,s){i(this,t),this.uchar=e||" ",this.penState=new v(r,a,n,o,s)}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<s;e++)this.chars.push(new g);this.pos=0,this.currPenState=new v}return t.prototype.equals=function(t){for(var e=!0,r=0;r<s;r++)if(!this.chars[r].equals(t.chars[r])){e=!1;break}return e},t.prototype.copy=function(t){for(var e=0;e<s;e++)this.chars[e].copy(t.chars[e])},t.prototype.isEmpty=function(){for(var t=!0,e=0;e<s;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>s&&(f.log("ERROR","Too large cursor position "+this.pos),this.pos=s)},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>=s)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=void 0;for(e=t;e<s;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<s;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<o;e++)this.rows.push(new y);this.currRow=o-1,this.nrRollUpRows=null,this.reset()}return t.prototype.reset=function(){for(var t=0;t<o;t++)this.rows[t].clear();this.currRow=o-1},t.prototype.equals=function(t){for(var e=!0,r=0;r<o;r++)if(!this.rows[r].equals(t.rows[r])){e=!1;break}return e},t.prototype.copy=function(t){for(var e=0;e<o;e++)this.rows[e].copy(t.rows[e])},t.prototype.isEmpty=function(){for(var t=!0,e=0;e<o;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<o;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 s=0;s<this.nrRollUpRows;s++)this.rows[e-this.nrRollUpRows+s+1].copy(a.rows[i+s])}}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<o;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[o-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[o-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=void 0,i=void 0,a=void 0,n=!1;this.lastTime=t,f.setTime(t);for(var o=0;o<e.length;o+=2)if(i=127&e[o],a=127&e[o+1],0!==i||0!==a){if(f.log("DATA","["+p([e[o],e[o+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 s=this.channels[this.currChNr-1];s.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[o],e[o+1]])))}else this.dataCounters.padding+=2},t.prototype.parseCmd=function(t,e){var r=null,i=(20===t||28===t)&&e>=32&&e<=47,a=(23===t||31===t)&&e>=33&&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)&&e>=32&&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=(t>=17&&t<=23||t>=25&&t<=31)&&e>=64&&e<=127,n=(16===t||24===t)&&e>=64&&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=e>=64&&e<=95?1===r?l[t]:d[t]:1===r?u[t]:c[t];var o=this.interpretPAC(i,e);return this.channels[r-1].setPAC(o),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),a>=17&&a<=19){var o=e;o=17===a?e+80:18===a?e+112:e+144,f.log("INFO","Special char '"+n(o)+"' in channel "+r),i=[o]}else t>=32&&t<=127&&(i=0===e?[t]:[t,e]);if(i){var s=p(i);f.log("DEBUG","Char codes =  "+s.join(",")),this.lastCmdA=null,this.lastCmdB=null}return i},t.prototype.parseBackgroundAttributes=function(t,e){var r=void 0,i=void 0,a=void 0,n=void 0,o=(16===t||24===t)&&e>=32&&e<=47,s=(23===t||31===t)&&e>=45&&e<=47;return!(!o&&!s)&&(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.trackName=r,this.startTime=null,this.endTime=null,this.screen=null}return t.prototype.dispatchCue=function(){null!==this.startTime&&(this.timelineController.addCues(this.trackName,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.trackName)},t}();e.a=a},function(t,e,r){"use strict";var i=r(27),a=r(7),n=function(t,e,r){return t.substr(r||0,e.length)===e},o=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 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if("showing"===e[r].mode){t=r;break}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&&(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=null)},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(s.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;r&&!r.live||(u.b.log("(re)loading playlist for subtitle track "+t),this.hls.trigger(s.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&&this._stopTimer())},e.prototype.setSubtitleTrackInternal=function(t){var e=this.hls,r=this.tracks;if(!("number"!=typeof t||t<-1||t>=r.length)&&(this._stopTimer(),this.trackId=t,u.b.log("switching to subtitle track "+t),e.trigger(s.a.SUBTITLE_TRACK_SWITCH,{id:t}),-1!==t)){var i=r[t],a=i.details;a&&!a.live||(u.b.log("(re)loading playlist for subtitle track "+t),e.trigger(s.a.SUBTITLE_TRACK_LOADING,{url:i.url,id:t}))}},e.prototype._stopTimer=function(){this.timer&&(clearInterval(this.timer),this.timer=null)},e.prototype._toggleTrackModes=function(t){var e=this.media,r=this.subtitleDisplay,i=this.trackId;if(e){var a=o(e.textTracks);if(-1===t)[].slice.call(a).forEach(function(t){t.mode="disabled"});else{var n=a[i];n&&(n.mode="disabled")}var s=a[t];s&&(s.mode=r?"showing":"hidden")}},d(e,[{key:"subtitleTracks",get:function(){return this.tracks}},{key:"subtitleTrack",get:function(){return this.trackId},set:function(t){this.trackId!==t&&(this._toggleTrackModes(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 o=r(1),s=r(0),l=r(13),u=r(8),d=window,c=d.performance,h={STOPPED:"STOPPED",IDLE:"IDLE",KEY_LOADING:"KEY_LOADING",FRAG_LOADING:"FRAG_LOADING"},f=function(t){function e(r){i(this,e);var n=a(this,t.call(this,r,o.a.MEDIA_ATTACHED,o.a.ERROR,o.a.KEY_LOADED,o.a.FRAG_LOADED,o.a.SUBTITLE_TRACKS_UPDATED,o.a.SUBTITLE_TRACK_SWITCH,o.a.SUBTITLE_TRACK_LOADED,o.a.SUBTITLE_FRAG_PROCESSED));return n.config=r.config,n.vttFragSNsProcessed={},n.vttFragQueues=void 0,n.currentlyProcessing=null,n.state=h.STOPPED,n.currentTrackId=-1,n.decrypter=new l.a(r.observer,r.config),n}return n(e,t),e.prototype.onHandlerDestroyed=function(){this.state=h.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(o.a.FRAG_LOADING,{frag:t}),this.state=h.FRAG_LOADING}},e.prototype.onSubtitleFragProcessed=function(t){t.success&&this.vttFragSNsProcessed[t.frag.trackId].push(t.frag.sn),this.currentlyProcessing=null,this.state=h.IDLE,this.nextFrag()},e.prototype.onMediaAttached=function(){this.state=h.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 h.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 d;if(r<e.length&&(d=e[r].details),void 0===d)break;d.fragments.forEach(function(e){l(e)||e.sn===n||u(e)||(e.encrypted?(s.b.log("Loading key for "+e.sn),t.state=h.KEY_LOADING,t.hls.trigger(o.a.KEY_LOADING,{frag:e})):(e.trackId=r,a.push(e),t.nextFrag()))})}},e.prototype.onSubtitleTracksUpdated=function(t){var e=this;s.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){if(this.currentTrackId=t.id,this.tracks&&-1!==this.currentTrackId){var e=this.tracks[this.currentTrackId];e&&e.details&&this.tick()}},e.prototype.onSubtitleTrackLoaded=function(){this.tick()},e.prototype.onKeyLoaded=function(){this.state===h.KEY_LOADING&&(this.state=h.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===h.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=void 0;try{n=c.now()}catch(t){n=Date.now()}this.decrypter.decrypt(t.payload,r.key.buffer,r.iv.buffer,function(t){var e=void 0;try{e=c.now()}catch(t){e=Date.now()}a.trigger(o.a.FRAG_DECRYPTED,{frag:i,payload:t,stats:{tstart:n,tdecrypt:e}})})}},e}(u.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")}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 o=r(3),s=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=window,h=c.XMLHttpRequest,f={WIDEVINE:"com.widevine.alpha",PLAYREADY:"com.microsoft.playready"},p=function(t,e,r){var i={videoCapabilities:[]};return e.forEach(function(t){i.videoCapabilities.push({contentType:'video/mp4; codecs="'+t+'"'})}),[i]},v=function(t,e,r){switch(t){case f.WIDEVINE:return p(0,r);default:throw Error("Unknown key-system: "+t)}},g=function(t){function e(r){i(this,e);var n=a(this,t.call(this,r,s.a.MEDIA_ATTACHED,s.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 f.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(s.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=v(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(s.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(s.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(s.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(s.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 h,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(s.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(s.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===f.PLAYREADY?u.b.error("PlayReady is not supported (yet)"):t.mediaKeySystemDomain===f.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(s.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(f.WIDEVINE,e,r)}},d(e,[{key:"requestMediaKeySystemAccess",get:function(){if(!this._requestMediaKeySystemAccess)throw new Error("No requestMediaKeySystemAccess function configured");return this._requestMediaKeySystemAccess}}]),e}(o.a);e.a=g},function(t,e,r){"use strict";r.d(e,"a",function(){return i});var i=function(){return"undefined"!=typeof window&&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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