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i,a=r("./src/events.js"),n=r("./src/errors.ts"),s=r("./src/crypt/decrypter.js"),o=r("./src/polyfills/number-isFinite.js"),l=r("./src/utils/logger.js"),u=r("./src/utils/get-self-scope.js");function isHeaderPattern(e,t){return 255===e[t]&&(246&e[t+1])==240}function getHeaderLength(e,t){return 1&e[t+1]?7:9}function getFullFrameLength(e,t){return(3&e[t+3])<<11|e[t+4]<<3|(224&e[t+5])>>>5}function isHeader(e,t){return!!(t+1<e.length&&isHeaderPattern(e,t))}function initTrackConfig(e,t,r,i,s){if(!e.samplerate){var o=function(e,t,r,i){var s,o,u,d,c,h=navigator.userAgent.toLowerCase(),f=[96e3,88200,64e3,48e3,44100,32e3,24e3,22050,16e3,12e3,11025,8e3,7350];if(s=((192&t[r+2])>>>6)+1,(o=(60&t[r+2])>>>2)>f.length-1){e.trigger(a.default.ERROR,{type:n.ErrorTypes.MEDIA_ERROR,details:n.ErrorDetails.FRAG_PARSING_ERROR,fatal:!0,reason:"invalid ADTS sampling index:"+o});return}return d=(1&t[r+2])<<2|(192&t[r+3])>>>6,l.logger.log("manifest codec:"+i+",ADTS 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n,s,o=e.length;if(n=getHeaderLength(e,t),(s=getFullFrameLength(e,t)-n)>0&&t+n+s<=o)return{headerLength:n,frameLength:s,stamp:r+i*a}}(t,r,i,a,9216e4/e.samplerate);if(n){var s=n.stamp,o=n.headerLength,l=n.frameLength,u={unit:t.subarray(r+o,r+o+l),pts:s,dts:s};return e.samples.push(u),{sample:u,length:l+o}}}var d=r("./src/demux/id3.js"),c=function(){function AACDemuxer(e,t,r){this.observer=e,this.config=r,this.remuxer=t}var e=AACDemuxer.prototype;return e.resetInitSegment=function(e,t,r,i){this._audioTrack={container:"audio/adts",type:"audio",id:0,sequenceNumber:0,isAAC:!0,samples:[],len:0,manifestCodec:t,duration:i,inputTimeScale:9e4}},e.resetTimeStamp=function(){},AACDemuxer.probe=function(e){if(!e)return!1;for(var t=(d.default.getID3Data(e,0)||[]).length,r=e.length;t<r;t++)if(function(e,t){if(isHeader(e,t)){var r=getHeaderLength(e,t);t+5<e.length&&(r=getFullFrameLength(e,t));var i=t+r;if(i===e.length||i+1<e.length&&isHeaderPattern(e,i))return!0}return!1}(e,t))return l.logger.log("ADTS sync word found !"),!0;return!1},e.append=function(e,t,r,i){for(var a=this._audioTrack,n=d.default.getID3Data(e,0)||[],s=d.default.getTimeStamp(n),u=Object(o.isFiniteNumber)(s)?90*s:9e4*t,c=0,h=u,f=e.length,g=n.length,p=[{pts:h,dts:h,data:n}];g<f-1;)if(isHeader(e,g)&&g+5<f){initTrackConfig(a,this.observer,e,g,a.manifestCodec);var m=appendFrame(a,e,g,u,c);if(m)g+=m.length,h=m.sample.pts,c++;else{l.logger.log("Unable to parse AAC frame");break}}else d.default.isHeader(e,g)?(p.push({pts:h,dts:h,data:n=d.default.getID3Data(e,g)}),g+=n.length):g++;this.remuxer.remux(a,{samples:[]},{samples:p,inputTimeScale:9e4},{samples:[]},t,r,i)},e.destroy=function(){},AACDemuxer}(),h=r("./src/demux/mp4demuxer.js"),f={BitratesMap:[32,64,96,128,160,192,224,256,288,320,352,384,416,448,32,48,56,64,80,96,112,128,160,192,224,256,320,384,32,40,48,56,64,80,96,112,128,160,192,224,256,320,32,48,56,64,80,96,112,128,144,160,176,192,224,256,8,16,24,32,40,48,56,64,80,96,112,128,144,160],SamplingRateMap:[44100,48e3,32e3,22050,24e3,16e3,11025,12e3,8e3],SamplesCoefficients:[[0,72,144,12],[0,0,0,0],[0,72,144,12],[0,144,144,12]],BytesInSlot:[0,1,1,4],appendFrame:function(e,t,r,i,a){if(!(r+24>t.length)){var n=this.parseHeader(t,r);if(n&&r+n.frameLength<=t.length){var s=i+a*(9e4*n.samplesPerFrame/n.sampleRate),o={unit:t.subarray(r,r+n.frameLength),pts:s,dts:s};return e.config=[],e.channelCount=n.channelCount,e.samplerate=n.sampleRate,e.samples.push(o),{sample:o,length:n.frameLength}}}},parseHeader:function(e,t){var r=e[t+1]>>3&3,i=e[t+1]>>1&3,a=e[t+2]>>4&15,n=e[t+2]>>2&3,s=e[t+2]>>1&1;if(1!==r&&0!==a&&15!==a&&3!==n){var o=1e3*f.BitratesMap[14*(3===r?3-i:3===i?3:4)+a-1],l=f.SamplingRateMap[3*(3===r?0:2===r?1:2)+n],u=e[t+3]>>6==3?1:2,d=f.SamplesCoefficients[r][i],c=f.BytesInSlot[i],h=parseInt(d*o/l+s,10)*c;return{sampleRate:l,channelCount:u,frameLength:h,samplesPerFrame:8*d*c}}},isHeaderPattern:function(e,t){return 255===e[t]&&(224&e[t+1])==224&&(6&e[t+1])!=0},isHeader:function(e,t){return!!(t+1<e.length&&this.isHeaderPattern(e,t))},probe:function(e,t){if(t+1<e.length&&this.isHeaderPattern(e,t)){var r=this.parseHeader(e,t),i=4;r&&r.frameLength&&(i=r.frameLength);var a=t+i;if(a===e.length||a+1<e.length&&this.isHeaderPattern(e,a))return!0}return!1}},g=function(){function ExpGolomb(e){this.data=e,this.bytesAvailable=e.byteLength,this.word=0,this.bitsAvailable=0}var e=ExpGolomb.prototype;return e.loadWord=function(){var e=this.data,t=this.bytesAvailable,r=e.byteLength-t,i=new Uint8Array(4),a=Math.min(4,t);if(0===a)throw Error("no bytes available");i.set(e.subarray(r,r+a)),this.word=new DataView(i.buffer).getUint32(0),this.bitsAvailable=8*a,this.bytesAvailable-=a},e.skipBits=function(e){var t;this.bitsAvailable>e||(e-=this.bitsAvailable,t=e>>3,e-=t>>3,this.bytesAvailable-=t,this.loadWord()),this.word<<=e,this.bitsAvailable-=e},e.readBits=function(e){var t=Math.min(this.bitsAvailable,e),r=this.word>>>32-t;return(e>32&&l.logger.error("Cannot read more than 32 bits at a time"),this.bitsAvailable-=t,this.bitsAvailable>0?this.word<<=t:this.bytesAvailable>0&&this.loadWord(),(t=e-t)>0&&this.bitsAvailable)?r<<t|this.readBits(t):r},e.skipLZ=function(){var e;for(e=0;e<this.bitsAvailable;++e)if((this.word&2147483648>>>e)!=0)return this.word<<=e,this.bitsAvailable-=e,e;return this.loadWord(),e+this.skipLZ()},e.skipUEG=function(){this.skipBits(1+this.skipLZ())},e.skipEG=function(){this.skipBits(1+this.skipLZ())},e.readUEG=function(){var e=this.skipLZ();return this.readBits(e+1)-1},e.readEG=function(){var e=this.readUEG();return 1&e?1+e>>>1:-1*(e>>>1)},e.readBoolean=function(){return 1===this.readBits(1)},e.readUByte=function(){return this.readBits(8)},e.readUShort=function(){return this.readBits(16)},e.readUInt=function(){return this.readBits(32)},e.skipScalingList=function(e){var t,r=8,i=8;for(t=0;t<e;t++)0!==i&&(i=(r+this.readEG()+256)%256),r=0===i?r:i},e.readSPS=function(){var e,t,r,i,a,n,s,o=0,l=0,u=0,d=0,c=this.readUByte.bind(this),h=this.readBits.bind(this),f=this.readUEG.bind(this),g=this.readBoolean.bind(this),p=this.skipBits.bind(this),m=this.skipEG.bind(this),v=this.skipUEG.bind(this),y=this.skipScalingList.bind(this);if(c(),e=c(),h(5),p(3),c(),v(),100===e||110===e||122===e||244===e||44===e||83===e||86===e||118===e||128===e){var T=f();if(3===T&&p(1),v(),v(),p(1),g())for(s=0,n=3!==T?8:12;s<n;s++)g()&&y(s<6?16:64)}v();var E=f();if(0===E)f();else if(1===E)for(p(1),m(),m(),t=f(),s=0;s<t;s++)m();v(),p(1),r=f(),i=f(),0===(a=h(1))&&p(1),p(1),g()&&(o=f(),l=f(),u=f(),d=f());var _=[1,1];if(g()&&g())switch(c()){case 1:_=[1,1];break;case 2:_=[12,11];break;case 3:_=[10,11];break;case 4:_=[16,11];break;case 5:_=[40,33];break;case 6:_=[24,11];break;case 7:_=[20,11];break;case 8:_=[32,11];break;case 9:_=[80,33];break;case 10:_=[18,11];break;case 11:_=[15,11];break;case 12:_=[64,33];break;case 13:_=[160,99];break;case 14:_=[4,3];break;case 15:_=[3,2];break;case 16:_=[2,1];break;case 255:_=[c()<<8|c(),c()<<8|c()]}return{width:Math.ceil((r+1)*16-2*o-2*l),height:(2-a)*(i+1)*16-(a?2:4)*(u+d),pixelRatio:_}},e.readSliceType=function(){return this.readUByte(),this.readUEG(),this.readUEG()},ExpGolomb}(),p=function(){function SampleAesDecrypter(e,t,r,i){this.decryptdata=r,this.discardEPB=i,this.decrypter=new s.default(e,t,{removePKCS7Padding:!1})}var e=SampleAesDecrypter.prototype;return e.decryptBuffer=function(e,t){this.decrypter.decrypt(e,this.decryptdata.key.buffer,this.decryptdata.iv.buffer,t)},e.decryptAacSample=function(e,t,r,i){var a=e[t].unit,n=a.subarray(16,a.length-a.length%16),s=n.buffer.slice(n.byteOffset,n.byteOffset+n.length),o=this;this.decryptBuffer(s,function(n){n=new Uint8Array(n),a.set(n,16),i||o.decryptAacSamples(e,t+1,r)})},e.decryptAacSamples=function(e,t,r){for(;;t++){if(t>=e.length){r();return}if(!(e[t].unit.length<32)){var i=this.decrypter.isSync();if(this.decryptAacSample(e,t,r,i),!i)return}}},e.getAvcEncryptedData=function(e){for(var t=16*Math.floor((e.length-48)/160)+16,r=new Int8Array(t),i=0,a=32;a<=e.length-16;a+=160,i+=16)r.set(e.subarray(a,a+16),i);return r},e.getAvcDecryptedUnit=function(e,t){t=new Uint8Array(t);for(var r=0,i=32;i<=e.length-16;i+=160,r+=16)e.set(t.subarray(r,r+16),i);return e},e.decryptAvcSample=function(e,t,r,i,a,n){var s=this.discardEPB(a.data),o=this.getAvcEncryptedData(s),l=this;this.decryptBuffer(o.buffer,function(o){a.data=l.getAvcDecryptedUnit(s,o),n||l.decryptAvcSamples(e,t,r+1,i)})},e.decryptAvcSamples=function(e,t,r,i){for(;;t++,r=0){if(t>=e.length){i();return}for(var a=e[t].units;!(r>=a.length);r++){var n=a[r];if(!(n.length<=48)&&(1===n.type||5===n.type)){var s=this.decrypter.isSync();if(this.decryptAvcSample(e,t,r,i,n,s),!s)return}}}},SampleAesDecrypter}(),m={video:1,audio:2,id3:3,text:4},v=function(){function TSDemuxer(e,t,r,i){this.observer=e,this.config=r,this.typeSupported=i,this.remuxer=t,this.sampleAes=null}var e=TSDemuxer.prototype;return e.setDecryptData=function(e){null!=e&&null!=e.key&&"SAMPLE-AES"===e.method?this.sampleAes=new p(this.observer,this.config,e,this.discardEPB):this.sampleAes=null},TSDemuxer.probe=function(e){var t=TSDemuxer._syncOffset(e);return!(t<0)&&(t&&l.logger.warn("MPEG2-TS detected but first sync word found @ offset "+t+", junk ahead ?"),!0)},TSDemuxer._syncOffset=function(e){for(var t=Math.min(1e3,e.length-564),r=0;r<t;){if(71===e[r]&&71===e[r+188]&&71===e[r+376])return r;r++}return -1},TSDemuxer.createTrack=function(e,t){return{container:"video"===e||"audio"===e?"video/mp2t":void 0,type:e,id:m[e],pid:-1,inputTimeScale:9e4,sequenceNumber:0,samples:[],dropped:"video"===e?0:void 0,isAAC:"audio"===e||void 0,duration:"audio"===e?t:void 0}},e.resetInitSegment=function(e,t,r,i){this.pmtParsed=!1,this._pmtId=-1,this._avcTrack=TSDemuxer.createTrack("video",i),this._audioTrack=TSDemuxer.createTrack("audio",i),this._id3Track=TSDemuxer.createTrack("id3",i),this._txtTrack=TSDemuxer.createTrack("text",i),this.aacOverFlow=null,this.aacLastPTS=null,this.avcSample=null,this.audioCodec=t,this.videoCodec=r,this._duration=i},e.resetTimeStamp=function(){},e.append=function(e,t,r,i){var s,o,u,d,c,h=e.length,f=!1;this.contiguous=r;var g=this.pmtParsed,p=this._avcTrack,m=this._audioTrack,v=this._id3Track,y=p.pid,T=m.pid,E=v.pid,_=this._pmtId,S=p.pesData,b=m.pesData,A=v.pesData,R=this._parsePAT,D=this._parsePMT,L=this._parsePES,k=this._parseAVCPES.bind(this),P=this._parseAACPES.bind(this),C=this._parseMPEGPES.bind(this),I=this._parseID3PES.bind(this),w=TSDemuxer._syncOffset(e);for(h-=(h+w)%188,s=w;s<h;s+=188)if(71===e[s]){if(o=!!(64&e[s+1]),u=((31&e[s+1])<<8)+e[s+2],(48&e[s+3])>>4>1){if((d=s+5+e[s+4])===s+188)continue}else d=s+4;switch(u){case y:o&&(S&&(c=L(S))&&k(c,!1),S={data:[],size:0}),S&&(S.data.push(e.subarray(d,s+188)),S.size+=s+188-d);break;case T:o&&(b&&(c=L(b))&&(m.isAAC?P(c):C(c)),b={data:[],size:0}),b&&(b.data.push(e.subarray(d,s+188)),b.size+=s+188-d);break;case E:o&&(A&&(c=L(A))&&I(c),A={data:[],size:0}),A&&(A.data.push(e.subarray(d,s+188)),A.size+=s+188-d);break;case 0:o&&(d+=e[d]+1),_=this._pmtId=R(e,d);break;case _:o&&(d+=e[d]+1);var M=D(e,d,!0===this.typeSupported.mpeg||!0===this.typeSupported.mp3,null!=this.sampleAes);(y=M.avc)>0&&(p.pid=y),(T=M.audio)>0&&(m.pid=T,m.isAAC=M.isAAC),(E=M.id3)>0&&(v.pid=E),f&&!g&&(l.logger.log("reparse from beginning"),f=!1,s=w-188),g=this.pmtParsed=!0;break;case 17:case 8191:break;default:f=!0}}else this.observer.trigger(a.default.ERROR,{type:n.ErrorTypes.MEDIA_ERROR,details:n.ErrorDetails.FRAG_PARSING_ERROR,fatal:!1,reason:"TS packet did not start with 0x47"});S&&(c=L(S))?(k(c,!0),p.pesData=null):p.pesData=S,b&&(c=L(b))?(m.isAAC?P(c):C(c),m.pesData=null):(b&&b.size&&l.logger.log("last AAC PES packet truncated,might overlap between fragments"),m.pesData=b),A&&(c=L(A))?(I(c),v.pesData=null):v.pesData=A,null==this.sampleAes?this.remuxer.remux(m,p,v,this._txtTrack,t,r,i):this.decryptAndRemux(m,p,v,this._txtTrack,t,r,i)},e.decryptAndRemux=function(e,t,r,i,a,n,s){if(e.samples&&e.isAAC){var o=this;this.sampleAes.decryptAacSamples(e.samples,0,function(){o.decryptAndRemuxAvc(e,t,r,i,a,n,s)})}else this.decryptAndRemuxAvc(e,t,r,i,a,n,s)},e.decryptAndRemuxAvc=function(e,t,r,i,a,n,s){if(t.samples){var o=this;this.sampleAes.decryptAvcSamples(t.samples,0,0,function(){o.remuxer.remux(e,t,r,i,a,n,s)})}else this.remuxer.remux(e,t,r,i,a,n,s)},e.destroy=function(){this._initPTS=this._initDTS=void 0,this._duration=0},e._parsePAT=function(e,t){return(31&e[t+10])<<8|e[t+11]},e._parsePMT=function(e,t,r,i){var a,n,s,o,u={audio:-1,avc:-1,id3:-1,isAAC:!0};for(a=(15&e[t+1])<<8|e[t+2],n=t+3+a-4,s=(15&e[t+10])<<8|e[t+11],t+=12+s;t<n;){switch(o=(31&e[t+1])<<8|e[t+2],e[t]){case 207:if(!i){l.logger.log("unknown stream type:"+e[t]);break}case 15:-1===u.audio&&(u.audio=o);break;case 21:-1===u.id3&&(u.id3=o);break;case 219:if(!i){l.logger.log("unknown stream type:"+e[t]);break}case 27:-1===u.avc&&(u.avc=o);break;case 3:case 4:r?-1===u.audio&&(u.audio=o,u.isAAC=!1):l.logger.log("MPEG audio found, not supported in this browser for now");break;case 36:l.logger.warn("HEVC stream type found, not supported for now");break;default:l.logger.log("unknown stream type:"+e[t])}t+=((15&e[t+3])<<8|e[t+4])+5}return u},e._parsePES=function(e){var t,r,i,a,n,s,o,u,d=0,c=e.data;if(!e||0===e.size)return null;for(;c[0].length<19&&c.length>1;){var 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(1!==((t=c[0])[0]<<16)+(t[1]<<8)+t[2]||(i=(t[4]<<8)+t[5])&&i>e.size-6||(192&(r=t[7])&&((s=(14&t[9])*536870912+(255&t[10])*4194304+(254&t[11])*16384+(255&t[12])*128+(254&t[13])/2)>4294967295&&(s-=8589934592),64&r?((o=(14&t[14])*536870912+(255&t[15])*4194304+(254&t[16])*16384+(255&t[17])*128+(254&t[18])/2)>4294967295&&(o-=8589934592),s-o>54e5&&(l.logger.warn(Math.round((s-o)/9e4)+"s delta between PTS and DTS, align them"),s=o)):o=s),u=(a=t[8])+9,e.size<=u))return null;e.size-=u,n=new Uint8Array(e.size);for(var f=0,g=c.length;f<g;f++){var p=(t=c[f]).byteLength;if(u){if(u>p){u-=p;continue}t=t.subarray(u),p-=u,u=0}n.set(t,d),d+=p}return i&&(i-=a+3),{data:n,pts:s,dts:o,len:i}},e.pushAccesUnit=function(e,t){if(e.units.length&&e.frame){var r=t.samples,i=r.length;if(isNaN(e.pts)){if(i){var a=r[i-1];e.pts=a.pts,e.dts=a.dts}else{t.dropped++;return}}!this.config.forceKeyFrameOnDiscontinuity||!0===e.key||t.sps&&(i||this.contiguous)?(e.id=i,r.push(e)):t.dropped++}e.debug.length&&l.logger.log(e.pts+"/"+e.dts+":"+e.debug)},e._parseAVCPES=function(e,t){var r,i,a,n=this,s=this._avcTrack,o=this._parseAVCNALu(e.data),l=this.avcSample,u=!1,c=this.pushAccesUnit.bind(this),createAVCSample=function(e,t,r,i){return{key:e,pts:t,dts:r,units:[],debug:i}};e.data=null,l&&o.length&&!s.audFound&&(c(l,s),l=this.avcSample=createAVCSample(!1,e.pts,e.dts,"")),o.forEach(function(t){switch(t.type){case 1:i=!0,l||(l=n.avcSample=createAVCSample(!0,e.pts,e.dts,"")),l.frame=!0;var o=t.data;if(u&&o.length>4){var h=new g(o).readSliceType();(2===h||4===h||7===h||9===h)&&(l.key=!0)}break;case 5:i=!0,l||(l=n.avcSample=createAVCSample(!0,e.pts,e.dts,"")),l.key=!0,l.frame=!0;break;case 6:i=!0,(r=new g(n.discardEPB(t.data))).readUByte();for(var f=0,p=0,m=!1,v=0;!m&&r.bytesAvailable>1;){f=0;do f+=v=r.readUByte();while(255===v);p=0;do p+=v=r.readUByte();while(255===v);if(4===f&&0!==r.bytesAvailable){if(m=!0,181===r.readUByte()&&49===r.readUShort()&&1195456820===r.readUInt()&&3===r.readUByte()){var y=r.readUByte(),T=r.readUByte(),E=31&y,_=[y,T];for(a=0;a<E;a++)_.push(r.readUByte()),_.push(r.readUByte()),_.push(r.readUByte());n._insertSampleInOrder(n._txtTrack.samples,{type:3,pts:e.pts,bytes:_})}}else if(5===f&&0!==r.bytesAvailable){if(m=!0,p>16){var S=[];for(a=0;a<16;a++)S.push(r.readUByte().toString(16)),(3===a||5===a||7===a||9===a)&&S.push("-");var b=p-16,A=new Uint8Array(b);for(a=0;a<b;a++)A[a]=r.readUByte();n._insertSampleInOrder(n._txtTrack.samples,{pts:e.pts,payloadType:f,uuid:S.join(""),userDataBytes:A,userData:Object(d.utf8ArrayToStr)(A.buffer)})}}else if(p<r.bytesAvailable)for(a=0;a<p;a++)r.readUByte()}break;case 7:if(i=!0,u=!0,!s.sps){var R=(r=new g(t.data)).readSPS();s.width=R.width,s.height=R.height,s.pixelRatio=R.pixelRatio,s.sps=[t.data],s.duration=n._duration;var D=t.data.subarray(1,4),L="avc1.";for(a=0;a<3;a++){var k=D[a].toString(16);k.length<2&&(k="0"+k),L+=k}s.codec=L}break;case 8:i=!0,s.pps||(s.pps=[t.data]);break;case 9:i=!1,s.audFound=!0,l&&c(l,s),l=n.avcSample=createAVCSample(!1,e.pts,e.dts,"");break;case 12:i=!1;break;default:i=!1,l&&(l.debug+="unknown NAL "+t.type+" ")}l&&i&&l.units.push(t)}),t&&l&&(c(l,s),this.avcSample=null)},e._insertSampleInOrder=function(e,t){var r=e.length;if(r>0){if(t.pts>=e[r-1].pts)e.push(t);else for(var i=r-1;i>=0;i--)if(t.pts<e[i].pts){e.splice(i,0,t);break}}else e.push(t)},e._getLastNalUnit=function(){var e,t=this.avcSample;if(!t||0===t.units.length){var r=this._avcTrack.samples;t=r[r.length-1]}if(t){var i=t.units;e=i[i.length-1]}return e},e._parseAVCNALu=function(e){var t,r,i,a,n,s=0,o=e.byteLength,l=this._avcTrack,u=l.naluState||0,d=u,c=[],h=-1;for(-1===u&&(h=0,n=31&e[0],u=0,s=1);s<o;){if(t=e[s++],!u){u=t?0:1;continue}if(1===u){u=t?0:2;continue}if(t){if(1===t){if(h>=0)i={data:e.subarray(h,s-u-1),type:n},c.push(i);else{var f=this._getLastNalUnit();if(f&&(d&&s<=4-d&&f.state&&(f.data=f.data.subarray(0,f.data.byteLength-d)),(r=s-u-1)>0)){var g=new Uint8Array(f.data.byteLength+r);g.set(f.data,0),g.set(e.subarray(0,r),f.data.byteLength),f.data=g}}s<o?(a=31&e[s],h=s,n=a,u=0):u=-1}else u=0}else u=3}if(h>=0&&u>=0&&(i={data:e.subarray(h,o),type:n,state:u},c.push(i)),0===c.length){var p=this._getLastNalUnit();if(p){var m=new Uint8Array(p.data.byteLength+e.byteLength);m.set(p.data,0),m.set(e,p.data.byteLength),p.data=m}}return l.naluState=u,c},e.discardEPB=function(e){for(var t,r,i=e.byteLength,a=[],n=1;n<i-2;)0===e[n]&&0===e[n+1]&&3===e[n+2]?(a.push(n+2),n+=2):n++;if(0===a.length)return e;t=i-a.length,r=new Uint8Array(t);var s=0;for(n=0;n<t;s++,n++)s===a[0]&&(s++,a.shift()),r[n]=e[s];return r},e._parseAACPES=function(e){var t,r,i,s,o,u,d,c=this._audioTrack,h=e.data,f=e.pts,g=this.aacOverFlow,p=this.aacLastPTS;if(g){var m=new Uint8Array(g.byteLength+h.byteLength);m.set(g,0),m.set(h,g.byteLength),h=m}for(o=0,d=h.length;o<d-1&&!isHeader(h,o);o++);if(!o||(o<d-1?(t="AAC PES did not start with ADTS header,offset:"+o,r=!1):(t="no ADTS header found in AAC PES",r=!0),l.logger.warn("parsing error:"+t),this.observer.trigger(a.default.ERROR,{type:n.ErrorTypes.MEDIA_ERROR,details:n.ErrorDetails.FRAG_PARSING_ERROR,fatal:r,reason:t}),!r)){if(initTrackConfig(c,this.observer,h,o,this.audioCodec),s=0,i=9216e4/c.samplerate,g&&p){var v=p+i;Math.abs(v-f)>1&&(l.logger.log("AAC: align PTS for overlapping frames by "+Math.round((v-f)/90)),f=v)}for(;o<d;){if(isHeader(h,o)){if(o+5<d){var y=appendFrame(c,h,o,f,s);if(y){o+=y.length,u=y.sample.pts,s++;continue}}break}o++}g=o<d?h.subarray(o,d):null,this.aacOverFlow=g,this.aacLastPTS=u}},e._parseMPEGPES=function(e){for(var t=e.data,r=t.length,i=0,a=0,n=e.pts;a<r;)if(f.isHeader(t,a)){var s=f.appendFrame(this._audioTrack,t,a,n,i);if(s)a+=s.length,i++;else break}else a++},e._parseID3PES=function(e){this._id3Track.samples.push(e)},TSDemuxer}(),y=function(){function MP3Demuxer(e,t,r){this.observer=e,this.config=r,this.remuxer=t}var e=MP3Demuxer.prototype;return e.resetInitSegment=function(e,t,r,i){this._audioTrack={container:"audio/mpeg",type:"audio",id:-1,sequenceNumber:0,isAAC:!1,samples:[],len:0,manifestCodec:t,duration:i,inputTimeScale:9e4}},e.resetTimeStamp=function(){},MP3Demuxer.probe=function(e){var t,r,i=d.default.getID3Data(e,0);if(i&&void 0!==d.default.getTimeStamp(i)){for(t=i.length,r=Math.min(e.length-1,t+100);t<r;t++)if(f.probe(e,t))return l.logger.log("MPEG Audio sync word found !"),!0}return!1},e.append=function(e,t,r,i){for(var a=d.default.getID3Data(e,0),n=d.default.getTimeStamp(a),s=n?90*n:9e4*t,o=a.length,l=e.length,u=0,c=0,h=this._audioTrack,g=[{pts:s,dts:s,data:a}];o<l;)if(f.isHeader(e,o)){var p=f.appendFrame(h,e,o,s,u);if(p)o+=p.length,c=p.sample.pts,u++;else break}else d.default.isHeader(e,o)?(g.push({pts:c,dts:c,data:a=d.default.getID3Data(e,o)}),o+=a.length):o++;this.remuxer.remux(h,{samples:[]},{samples:g,inputTimeScale:9e4},{samples:[]},t,r,i)},e.destroy=function(){},MP3Demuxer}(),T=function(){function AAC(){}return AAC.getSilentFrame=function(e,t){if("mp4a.40.2"===e){if(1===t)return new Uint8Array([0,200,0,128,35,128]);if(2===t)return new Uint8Array([33,0,73,144,2,25,0,35,128]);if(3===t)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,142]);if(4===t)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,128,44,128,8,2,56]);else if(5===t)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,130,48,4,153,0,33,144,2,56]);else if(6===t)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,130,48,4,153,0,33,144,2,0,178,0,32,8,224])}else{if(1===t)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===t||3===t)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},AAC}(),E=function(){function MP4(){}return MP4.init=function(){for(e in MP4.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:[]},MP4.types)MP4.types.hasOwnProperty(e)&&(MP4.types[e]=[e.charCodeAt(0),e.charCodeAt(1),e.charCodeAt(2),e.charCodeAt(3)]);var e,t=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]),r=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]);MP4.HDLR_TYPES={video:t,audio:r};var i=new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,12,117,114,108,32,0,0,0,1]),a=new Uint8Array([0,0,0,0,0,0,0,0]);MP4.STTS=MP4.STSC=MP4.STCO=a,MP4.STSZ=new Uint8Array([0,0,0,0,0,0,0,0,0,0,0,0]),MP4.VMHD=new Uint8Array([0,0,0,1,0,0,0,0,0,0,0,0]),MP4.SMHD=new Uint8Array([0,0,0,0,0,0,0,0]),MP4.STSD=new Uint8Array([0,0,0,0,0,0,0,1]);var n=new Uint8Array([105,115,111,109]),s=new Uint8Array([97,118,99,49]),o=new Uint8Array([0,0,0,1]);MP4.FTYP=MP4.box(MP4.types.ftyp,n,o,n,s),MP4.DINF=MP4.box(MP4.types.dinf,MP4.box(MP4.types.dref,i))},MP4.box=function(e){for(var t,r=Array.prototype.slice.call(arguments,1),i=8,a=r.length,n=a;a--;)i+=r[a].byteLength;for((t=new Uint8Array(i))[0]=i>>24&255,t[1]=i>>16&255,t[2]=i>>8&255,t[3]=255&i,t.set(e,4),a=0,i=8;a<n;a++)t.set(r[a],i),i+=r[a].byteLength;return t},MP4.hdlr=function(e){return MP4.box(MP4.types.hdlr,MP4.HDLR_TYPES[e])},MP4.mdat=function(e){return MP4.box(MP4.types.mdat,e)},MP4.mdhd=function(e,t){var r=Math.floor((t*=e)/4294967296),i=Math.floor(t%4294967296);return MP4.box(MP4.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,r>>24,r>>16&255,r>>8&255,255&r,i>>24,i>>16&255,i>>8&255,255&i,85,196,0,0]))},MP4.mdia=function(e){return MP4.box(MP4.types.mdia,MP4.mdhd(e.timescale,e.duration),MP4.hdlr(e.type),MP4.minf(e))},MP4.mfhd=function(e){return MP4.box(MP4.types.mfhd,new Uint8Array([0,0,0,0,e>>24,e>>16&255,e>>8&255,255&e]))},MP4.minf=function(e){return"audio"===e.type?MP4.box(MP4.types.minf,MP4.box(MP4.types.smhd,MP4.SMHD),MP4.DINF,MP4.stbl(e)):MP4.box(MP4.types.minf,MP4.box(MP4.types.vmhd,MP4.VMHD),MP4.DINF,MP4.stbl(e))},MP4.moof=function(e,t,r){return MP4.box(MP4.types.moof,MP4.mfhd(e),MP4.traf(r,t))},MP4.moov=function(e){for(var t=e.length,r=[];t--;)r[t]=MP4.trak(e[t]);return MP4.box.apply(null,[MP4.types.moov,MP4.mvhd(e[0].timescale,e[0].duration)].concat(r).concat(MP4.mvex(e)))},MP4.mvex=function(e){for(var t=e.length,r=[];t--;)r[t]=MP4.trex(e[t]);return MP4.box.apply(null,[MP4.types.mvex].concat(r))},MP4.mvhd=function(e,t){var r=Math.floor((t*=e)/4294967296),i=Math.floor(t%4294967296),a=new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,e>>24&255,e>>16&255,e>>8&255,255&e,r>>24,r>>16&255,r>>8&255,255&r,i>>24,i>>16&255,i>>8&255,255&i,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 MP4.box(MP4.types.mvhd,a)},MP4.sdtp=function(e){var t,r,i=e.samples||[],a=new Uint8Array(4+i.length);for(r=0;r<i.length;r++)t=i[r].flags,a[r+4]=t.dependsOn<<4|t.isDependedOn<<2|t.hasRedundancy;return MP4.box(MP4.types.sdtp,a)},MP4.stbl=function(e){return MP4.box(MP4.types.stbl,MP4.stsd(e),MP4.box(MP4.types.stts,MP4.STTS),MP4.box(MP4.types.stsc,MP4.STSC),MP4.box(MP4.types.stsz,MP4.STSZ),MP4.box(MP4.types.stco,MP4.STCO))},MP4.avc1=function(e){var t,r,i,a=[],n=[];for(t=0;t<e.sps.length;t++)i=(r=e.sps[t]).byteLength,a.push(i>>>8&255),a.push(255&i),a=a.concat(Array.prototype.slice.call(r));for(t=0;t<e.pps.length;t++)i=(r=e.pps[t]).byteLength,n.push(i>>>8&255),n.push(255&i),n=n.concat(Array.prototype.slice.call(r));var s=MP4.box(MP4.types.avcC,new Uint8Array([1,a[3],a[4],a[5],255,224|e.sps.length].concat(a).concat([e.pps.length]).concat(n))),o=e.width,l=e.height,u=e.pixelRatio[0],d=e.pixelRatio[1];return MP4.box(MP4.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,o>>8&255,255&o,l>>8&255,255&l,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,MP4.box(MP4.types.btrt,new Uint8Array([0,28,156,128,0,45,198,192,0,45,198,192])),MP4.box(MP4.types.pasp,new Uint8Array([u>>24,u>>16&255,u>>8&255,255&u,d>>24,d>>16&255,d>>8&255,255&d])))},MP4.esds=function(e){var t=e.config.length;return new Uint8Array([0,0,0,0,3,23+t,0,1,0,4,15+t,64,21,0,0,0,0,0,0,0,0,0,0,0,5].concat([t]).concat(e.config).concat([6,1,2]))},MP4.mp4a=function(e){var t=e.samplerate;return MP4.box(MP4.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,t>>8&255,255&t,0,0]),MP4.box(MP4.types.esds,MP4.esds(e)))},MP4.mp3=function(e){var t=e.samplerate;return MP4.box(MP4.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,t>>8&255,255&t,0,0]))},MP4.stsd=function(e){return"audio"!==e.type?MP4.box(MP4.types.stsd,MP4.STSD,MP4.avc1(e)):e.isAAC||"mp3"!==e.codec?MP4.box(MP4.types.stsd,MP4.STSD,MP4.mp4a(e)):MP4.box(MP4.types.stsd,MP4.STSD,MP4.mp3(e))},MP4.tkhd=function(e){var t=e.id,r=e.duration*e.timescale,i=e.width,a=e.height,n=Math.floor(r/4294967296),s=Math.floor(r%4294967296);return MP4.box(MP4.types.tkhd,new Uint8Array([1,0,0,7,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,t>>24&255,t>>16&255,t>>8&255,255&t,0,0,0,0,n>>24,n>>16&255,n>>8&255,255&n,s>>24,s>>16&255,s>>8&255,255&s,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,i>>8&255,255&i,0,0,a>>8&255,255&a,0,0]))},MP4.traf=function(e,t){var r=MP4.sdtp(e),i=e.id,a=Math.floor(t/4294967296),n=Math.floor(t%4294967296);return MP4.box(MP4.types.traf,MP4.box(MP4.types.tfhd,new Uint8Array([0,0,0,0,i>>24,i>>16&255,i>>8&255,255&i])),MP4.box(MP4.types.tfdt,new Uint8Array([1,0,0,0,a>>24,a>>16&255,a>>8&255,255&a,n>>24,n>>16&255,n>>8&255,255&n])),MP4.trun(e,r.length+16+20+8+16+8+8),r)},MP4.trak=function(e){return e.duration=e.duration||4294967295,MP4.box(MP4.types.trak,MP4.tkhd(e),MP4.mdia(e))},MP4.trex=function(e){var t=e.id;return MP4.box(MP4.types.trex,new Uint8Array([0,0,0,0,t>>24,t>>16&255,t>>8&255,255&t,0,0,0,1,0,0,0,0,0,0,0,0,0,1,0,1]))},MP4.trun=function(e,t){var r,i,a,n,s,o,l=e.samples||[],u=l.length,d=12+16*u,c=new Uint8Array(d);for(t+=8+d,c.set([0,0,15,1,u>>>24&255,u>>>16&255,u>>>8&255,255&u,t>>>24&255,t>>>16&255,t>>>8&255,255&t],0),r=0;r<u;r++)a=(i=l[r]).duration,n=i.size,s=i.flags,o=i.cts,c.set([a>>>24&255,a>>>16&255,a>>>8&255,255&a,n>>>24&255,n>>>16&255,n>>>8&255,255&n,s.isLeading<<2|s.dependsOn,s.isDependedOn<<6|s.hasRedundancy<<4|s.paddingValue<<1|s.isNonSync,61440&s.degradPrio,15&s.degradPrio,o>>>24&255,o>>>16&255,o>>>8&255,255&o],12+16*r);return MP4.box(MP4.types.trun,c)},MP4.initSegment=function(e){MP4.types||MP4.init();var t,r=MP4.moov(e);return(t=new Uint8Array(MP4.FTYP.byteLength+r.byteLength)).set(MP4.FTYP),t.set(r,MP4.FTYP.byteLength),t},MP4}();function toTimescaleFromBase(e,t,r,i){void 0===r&&(r=1),void 0===i&&(i=!1);var a=e*t*r;return i?Math.round(a):a}function toMsFromMpegTsClock(e,t){return void 0===t&&(t=!1),toTimescaleFromBase(e,1e3,11111111111111112e-21,t)}function toMpegTsClockFromTimescale(e,t){return void 0===t&&(t=1),toTimescaleFromBase(e,9e4,1/t)}var _=toMpegTsClockFromTimescale(10),S=toMpegTsClockFromTimescale(.2),b=function(){function MP4Remuxer(e,t,r,i){this.observer=e,this.config=t,this.typeSupported=r;var a=navigator.userAgent;this.isSafari=i&&i.indexOf("Apple")>-1&&a&&!a.match("CriOS"),this.ISGenerated=!1}var e=MP4Remuxer.prototype;return e.destroy=function(){},e.resetTimeStamp=function(e){this._initPTS=this._initDTS=e},e.resetInitSegment=function(){this.ISGenerated=!1},e.remux=function(e,t,r,i,n,s,o){if(this.ISGenerated||this.generateIS(e,t,n),this.ISGenerated){var u=e.samples.length,d=t.samples.length,c=n,h=n;if(u&&d){var f=(e.samples[0].pts-t.samples[0].pts)/t.inputTimeScale;c+=Math.max(0,f),h+=Math.max(0,-f)}if(u){e.timescale||(l.logger.warn("regenerate InitSegment as audio detected"),this.generateIS(e,t,n));var g,p=this.remuxAudio(e,c,s,o);d&&(p&&(g=p.endPTS-p.startPTS),t.timescale||(l.logger.warn("regenerate InitSegment as video detected"),this.generateIS(e,t,n)),this.remuxVideo(t,h,s,g,o))}else if(d){var m=this.remuxVideo(t,h,s,0,o);m&&e.codec&&this.remuxEmptyAudio(e,c,s,m)}}r.samples.length&&this.remuxID3(r,n),i.samples.length&&this.remuxText(i,n),this.observer.trigger(a.default.FRAG_PARSED)},e.generateIS=function(e,t,r){var i,s,o=this.observer,u=e.samples,d=t.samples,c=this.typeSupported,h="audio/mp4",f={},g=void 0===this._initPTS;if(g&&(i=s=1/0),e.config&&u.length&&(e.timescale=e.samplerate,l.logger.log("audio sampling rate : "+e.samplerate),!e.isAAC&&(c.mpeg?(h="audio/mpeg",e.codec=""):c.mp3&&(e.codec="mp3")),f.audio={container:h,codec:e.codec,initSegment:!e.isAAC&&c.mpeg?new Uint8Array:E.initSegment([e]),metadata:{channelCount:e.channelCount}},g&&(i=s=u[0].pts-e.inputTimeScale*r)),t.sps&&t.pps&&d.length){var p=t.inputTimeScale;t.timescale=p,f.video={container:"video/mp4",codec:t.codec,initSegment:E.initSegment([t]),metadata:{width:t.width,height:t.height}},g&&(i=Math.min(i,d[0].pts-p*r),s=Math.min(s,d[0].dts-p*r),this.observer.trigger(a.default.INIT_PTS_FOUND,{initPTS:i}))}Object.keys(f).length?(o.trigger(a.default.FRAG_PARSING_INIT_SEGMENT,{tracks:f}),this.ISGenerated=!0,g&&(this._initPTS=i,this._initDTS=s)):o.trigger(a.default.ERROR,{type:n.ErrorTypes.MEDIA_ERROR,details:n.ErrorDetails.FRAG_PARSING_ERROR,fatal:!1,reason:"no audio/video samples found"})},e.remuxVideo=function(e,t,r,i,s){var o,u,d,c,h,f,g,p=8,m=e.timescale,v=e.samples,y=[],T=v.length,_=this._PTSNormalize,b=this._initPTS,A=this.nextAvcDts,R=this.isSafari;if(0!==T){R&&(r|=v.length&&A&&(s&&.1>Math.abs(t-A/m)||Math.abs(v[0].pts-A-b)<m/5)),r||(A=t*m),v.forEach(function(e){e.pts=_(e.pts-b,A),e.dts=_(e.dts-b,A)}),v.sort(function(e,t){var r=e.dts-t.dts,i=e.pts-t.pts;return r||i||e.id-t.id});var D=v.reduce(function(e,t){return Math.max(Math.min(e,t.pts-t.dts),-1*S)},0);if(D<0){l.logger.warn("PTS < DTS detected in video samples, shifting DTS by "+toMsFromMpegTsClock(D,!0)+" ms to overcome this issue");for(var L=0;L<v.length;L++)v[L].dts+=D}var k=v[0];h=Math.max(k.dts,0),c=Math.max(k.pts,0);var P=h-A;r&&P&&(P>1?l.logger.log("AVC: "+toMsFromMpegTsClock(P,!0)+" ms hole between fragments detected,filling it"):P<-1&&l.logger.log("AVC: "+toMsFromMpegTsClock(-P,!0)+" ms overlapping between fragments detected"),h=A,v[0].dts=h,c=Math.max(c-P,A),v[0].pts=c,l.logger.log("Video: PTS/DTS adjusted: "+toMsFromMpegTsClock(c,!0)+"/"+toMsFromMpegTsClock(h,!0)+", delta: "+toMsFromMpegTsClock(P,!0)+" ms")),g=Math.max((k=v[v.length-1]).dts,0),f=Math.max(k.pts,0,g),R&&(o=Math.round((g-h)/(v.length-1)));for(var C=0,I=0,w=0;w<T;w++){for(var M=v[w],O=M.units,x=O.length,F=0,N=0;N<x;N++)F+=O[N].data.length;I+=F,C+=x,M.length=F,R?M.dts=h+w*o:M.dts=Math.max(M.dts,h),M.pts=Math.max(M.pts,M.dts)}var U=I+4*C+8;try{u=new Uint8Array(U)}catch(e){this.observer.trigger(a.default.ERROR,{type:n.ErrorTypes.MUX_ERROR,details:n.ErrorDetails.REMUX_ALLOC_ERROR,fatal:!1,bytes:U,reason:"fail allocating video mdat "+U});return}var B=new DataView(u.buffer);B.setUint32(0,U),u.set(E.types.mdat,4);for(var G=0;G<T;G++){for(var K=v[G],j=K.units,H=0,V=void 0,W=0,q=j.length;W<q;W++){var Y=j[W],z=Y.data,X=Y.data.byteLength;B.setUint32(p,X),p+=4,u.set(z,p),p+=X,H+=4+X}if(R)V=Math.max(0,o*Math.round((K.pts-K.dts)/o));else{if(G<T-1)o=v[G+1].dts-K.dts;else{var Q=this.config,$=K.dts-v[G>0?G-1:G].dts;if(Q.stretchShortVideoTrack){var J=Math.floor(Q.maxBufferHole*m),Z=(i?c+i*m:this.nextAudioPts)-K.pts;Z>J?((o=Z-$)<0&&(o=$),l.logger.log("It is approximately "+toMsFromMpegTsClock(Z,!1)+" ms to the next segment; using duration "+toMsFromMpegTsClock(o,!1)+" ms for the last video frame.")):o=$}else o=$}V=Math.round(K.pts-K.dts)}y.push({size:H,duration:o,cts:V,flags:{isLeading:0,isDependedOn:0,hasRedundancy:0,degradPrio:0,dependsOn:K.key?2:1,isNonSync:K.key?0:1}})}this.nextAvcDts=g+o;var ee=e.dropped;if(e.nbNalu=0,e.dropped=0,y.length&&navigator.userAgent.toLowerCase().indexOf("chrome")>-1){var et=y[0].flags;et.dependsOn=2,et.isNonSync=0}e.samples=y,d=E.moof(e.sequenceNumber++,h,e),e.samples=[];var er={data1:d,data2:u,startPTS:c/m,endPTS:(f+o)/m,startDTS:h/m,endDTS:this.nextAvcDts/m,type:"video",hasAudio:!1,hasVideo:!0,nb:y.length,dropped:ee};return this.observer.trigger(a.default.FRAG_PARSING_DATA,er),er}},e.remuxAudio=function(e,t,r,i){var s=e.inputTimeScale,o=s/e.timescale,u=(e.isAAC?1024:1152)*o,d=this._PTSNormalize,c=this._initPTS,h=!e.isAAC&&this.typeSupported.mpeg,f=h?0:8,g=e.samples,p=[],m=this.nextAudioPts;if(r|=g.length&&m&&(i&&.1>Math.abs(t-m/s)||Math.abs(g[0].pts-m-c)<20*u),g.forEach(function(e){e.pts=e.dts=d(e.pts-c,t*s)}),0!==(g=g.filter(function(e){return e.pts>=0})).length){if(r||(m=i?t*s:g[0].pts),e.isAAC)for(var v=this.config.maxAudioFramesDrift,y=0,S=m;y<g.length;){var b,A,R,D,L,k,P,C=g[y];if((P=C.pts-S)<=-v*u)l.logger.warn("Dropping 1 audio frame @ "+toMsFromMpegTsClock(S,!0)+" ms due to "+toMsFromMpegTsClock(P,!0)+" ms overlap."),g.splice(y,1);else if(P>=v*u&&P<_&&S){var I=Math.round(P/u);l.logger.warn("Injecting "+I+" audio frames @ "+toMsFromMpegTsClock(S,!0)+" ms due to "+toMsFromMpegTsClock(S,!0)+" ms gap.");for(var w=0;w<I;w++){var M=Math.max(S,0);(A=T.getSilentFrame(e.manifestCodec||e.codec,e.channelCount))||(l.logger.log("Unable to get silent frame for given audio codec; duplicating last frame instead."),A=C.unit.subarray()),g.splice(y,0,{unit:A,pts:M,dts:M}),S+=u,y++}C.pts=C.dts=S,S+=u,y++}else C.pts=C.dts=S,S+=u,y++}for(var O=g.length,x=0;O--;)x+=g[O].unit.byteLength;for(var F=0,N=g.length;F<N;F++){var U=g[F],B=U.unit,G=U.pts;if(void 0!==k)b.duration=Math.round((G-k)/o);else{var K=G-m,j=0;if(r&&e.isAAC&&K){if(K>0&&K<_)j=Math.round((G-m)/u),l.logger.log(toMsFromMpegTsClock(K,!0)+" ms hole between AAC samples detected,filling it"),j>0&&((A=T.getSilentFrame(e.manifestCodec||e.codec,e.channelCount))||(A=B.subarray()),x+=j*A.length);else if(K<-12){l.logger.log("drop overlapping AAC sample, expected/parsed/delta: "+toMsFromMpegTsClock(m,!0)+" ms / "+toMsFromMpegTsClock(G,!0)+" ms / "+toMsFromMpegTsClock(-K,!0)+" ms"),x-=B.byteLength;continue}G=m}if(L=G,!(x>0))return;x+=f;try{R=new Uint8Array(x)}catch(e){this.observer.trigger(a.default.ERROR,{type:n.ErrorTypes.MUX_ERROR,details:n.ErrorDetails.REMUX_ALLOC_ERROR,fatal:!1,bytes:x,reason:"fail allocating audio mdat "+x});return}h||(new DataView(R.buffer).setUint32(0,x),R.set(E.types.mdat,4));for(var H=0;H<j;H++)(A=T.getSilentFrame(e.manifestCodec||e.codec,e.channelCount))||(l.logger.log("Unable to get silent frame for given audio codec; duplicating this frame instead."),A=B.subarray()),R.set(A,f),f+=A.byteLength,b={size:A.byteLength,cts:0,duration:1024,flags:{isLeading:0,isDependedOn:0,hasRedundancy:0,degradPrio:0,dependsOn:1}},p.push(b)}R.set(B,f);var V=B.byteLength;f+=V,b={size:V,cts:0,duration:0,flags:{isLeading:0,isDependedOn:0,hasRedundancy:0,degradPrio:0,dependsOn:1}},p.push(b),k=G}var W=0;if((O=p.length)>=2&&(W=p[O-2].duration,b.duration=W),O){this.nextAudioPts=m=k+o*W,e.samples=p,D=h?new Uint8Array:E.moof(e.sequenceNumber++,L/o,e),e.samples=[];var q=L/s,Y=m/s,z={data1:D,data2:R,startPTS:q,endPTS:Y,startDTS:q,endDTS:Y,type:"audio",hasAudio:!0,hasVideo:!1,nb:O};return this.observer.trigger(a.default.FRAG_PARSING_DATA,z),z}return null}},e.remuxEmptyAudio=function(e,t,r,i){var a=e.inputTimeScale,n=e.samplerate?e.samplerate:a,s=this.nextAudioPts,o=(void 0!==s?s:i.startDTS*a)+this._initDTS,u=i.endDTS*a+this._initDTS,d=a/n*1024,c=Math.ceil((u-o)/d),h=T.getSilentFrame(e.manifestCodec||e.codec,e.channelCount);if(l.logger.warn("remux empty Audio"),!h){l.logger.trace("Unable to remuxEmptyAudio since we were unable to get a silent frame for given audio codec!");return}for(var f=[],g=0;g<c;g++){var p=o+g*d;f.push({unit:h,pts:p,dts:p})}e.samples=f,this.remuxAudio(e,t,r)},e.remuxID3=function(e){var t,r=e.samples.length,i=e.inputTimeScale,n=this._initPTS,s=this._initDTS;if(r){for(var o=0;o<r;o++)(t=e.samples[o]).pts=(t.pts-n)/i,t.dts=(t.dts-s)/i;this.observer.trigger(a.default.FRAG_PARSING_METADATA,{samples:e.samples})}e.samples=[]},e.remuxText=function(e){e.samples.sort(function(e,t){return e.pts-t.pts});var t,r=e.samples.length,i=e.inputTimeScale,n=this._initPTS;if(r){for(var s=0;s<r;s++)(t=e.samples[s]).pts=(t.pts-n)/i;this.observer.trigger(a.default.FRAG_PARSING_USERDATA,{samples:e.samples})}e.samples=[]},e._PTSNormalize=function(e,t){var r;if(void 0===t)return e;for(r=t<e?-8589934592:8589934592;Math.abs(e-t)>4294967296;)e+=r;return e},MP4Remuxer}(),A=function(){function PassThroughRemuxer(e){this.observer=e}var e=PassThroughRemuxer.prototype;return e.destroy=function(){},e.resetTimeStamp=function(){},e.resetInitSegment=function(){},e.remux=function(e,t,r,i,n,s,o,l){var u=this.observer,d="";e&&(d+="audio"),t&&(d+="video"),u.trigger(a.default.FRAG_PARSING_DATA,{data1:l,startPTS:n,startDTS:n,type:d,hasAudio:!!e,hasVideo:!!t,nb:1,dropped:0}),u.trigger(a.default.FRAG_PARSED)},PassThroughRemuxer}(),R=Object(u.getSelfScope)();try{i=R.performance.now.bind(R.performance)}catch(e){l.logger.debug("Unable to use Performance API on this environment"),i=R.Date.now}var D=function(){function DemuxerInline(e,t,r,i){this.observer=e,this.typeSupported=t,this.config=r,this.vendor=i}var e=DemuxerInline.prototype;return e.destroy=function(){var e=this.demuxer;e&&e.destroy()},e.push=function(e,t,r,n,o,l,u,d,c,h,f,g){var p=this;if(e.byteLength>0&&null!=t&&null!=t.key&&"AES-128"===t.method){var m=this.decrypter;null==m&&(m=this.decrypter=new s.default(this.observer,this.config));var v=i();m.decrypt(e,t.key.buffer,t.iv.buffer,function(e){var s=i();p.observer.trigger(a.default.FRAG_DECRYPTED,{stats:{tstart:v,tdecrypt:s}}),p.pushDecrypted(new Uint8Array(e),t,new Uint8Array(r),n,o,l,u,d,c,h,f,g)})}else this.pushDecrypted(new Uint8Array(e),t,new Uint8Array(r),n,o,l,u,d,c,h,f,g)},e.pushDecrypted=function(e,t,r,i,s,o,l,u,d,f,g,p){var m=this.demuxer;if(!m||(l||u)&&!this.probe(e)){for(var T=this.observer,E=this.typeSupported,_=this.config,S=[{demux:v,remux:b},{demux:h.default,remux:A},{demux:c,remux:b},{demux:y,remux:b}],R=0,D=S.length;R<D;R++){var L=S[R],k=L.demux.probe;if(k(e)){var P=this.remuxer=new L.remux(T,_,E,this.vendor);m=new L.demux(T,P,_,E),this.probe=k;break}}if(!m){T.trigger(a.default.ERROR,{type:n.ErrorTypes.MEDIA_ERROR,details:n.ErrorDetails.FRAG_PARSING_ERROR,fatal:!0,reason:"no demux matching with content found"});return}this.demuxer=m}var C=this.remuxer;(l||u)&&(m.resetInitSegment(r,i,s,f),C.resetInitSegment()),l&&(m.resetTimeStamp(p),C.resetTimeStamp(p)),"function"==typeof m.setDecryptData&&m.setDecryptData(t),m.append(e,o,d,g)},DemuxerInline}();t.default=D},"./src/demux/demuxer-worker.js":function(e,t,r){"use strict";r.r(t);var i=r(/*! ../demux/demuxer-inline */"./src/demux/demuxer-inline.js"),a=r(/*! ../events */"./src/events.js"),n=r(/*! ../utils/logger */"./src/utils/logger.js"),s=r(/*! eventemitter3 */"./node_modules/eventemitter3/index.js");t.default=function(e){var t=new s.EventEmitter;t.trigger=function(e){for(var r=arguments.length,i=Array(r>1?r-1:0),a=1;a<r;a++)i[a-1]=arguments[a];t.emit.apply(t,[e,e].concat(i))},t.off=function(e){for(var r=arguments.length,i=Array(r>1?r-1:0),a=1;a<r;a++)i[a-1]=arguments[a];t.removeListener.apply(t,[e].concat(i))};var forwardMessage=function(t,r){e.postMessage({event:t,data:r})};e.addEventListener("message",function(r){var a=r.data;switch(a.cmd){case"init":var 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s={};n.audio&&n.video?s.audiovideo={container:"video/mp4",codec:t+","+r,initSegment:i?e:null}:(n.audio&&(s.audio={container:"audio/mp4",codec:t,initSegment:i?e:null}),n.video&&(s.video={container:"video/mp4",codec:r,initSegment:i?e:null})),this.observer.trigger(a.default.FRAG_PARSING_INIT_SEGMENT,{tracks:s})}else t&&(this.audioCodec=t),r&&(this.videoCodec=r)},MP4Demuxer.probe=function(e){return MP4Demuxer.findBox({data:e,start:0,end:Math.min(e.length,16384)},["moof"]).length>0},MP4Demuxer.bin2str=function(e){return String.fromCharCode.apply(null,e)},MP4Demuxer.readUint16=function(e,t){e.data&&(t+=e.start,e=e.data);var r=e[t]<<8|e[t+1];return r<0?65536+r:r},MP4Demuxer.readUint32=function(e,t){e.data&&(t+=e.start,e=e.data);var r=e[t]<<24|e[t+1]<<16|e[t+2]<<8|e[t+3];return r<0?4294967296+r:r},MP4Demuxer.writeUint32=function(e,t,r){e.data&&(t+=e.start,e=e.data),e[t]=r>>24,e[t+1]=r>>16&255,e[t+2]=r>>8&255,e[t+3]=255&r},MP4Demuxer.findBox=function(e,t){var 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this.onEvent},e.registerListeners=function(){this.isEventHandler()&&this.handledEvents.forEach(function(e){if(E[e])throw Error("Forbidden event-name: "+e);this.hls.on(e,this.onEvent)},this)},e.unregisterListeners=function(){this.isEventHandler()&&this.handledEvents.forEach(function(e){this.hls.off(e,this.onEvent)},this)},e.onEvent=function(e,t){this.onEventGeneric(e,t)},e.onEventGeneric=function(e,t){try{(function(e,t){var r="on"+e.replace("hls","");if("function"!=typeof this[r])throw Error("Event "+e+" has no generic handler in this "+this.constructor.name+" class (tried "+r+")");return this[r].bind(this,t)}).call(this,e,t).call()}catch(t){T.logger.error("An internal error happened while handling event "+e+'. Error message: "'+t.message+'". 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r=e.split("@",2),i=[];1===r.length?i[0]=t?t.byteRangeEndOffset:0:i[0]=parseInt(r[1]),i[1]=parseInt(r[0])+i[0],this._byteRange=i},r.addElementaryStream=function(e){this._elementaryStreams[e]=!0},r.hasElementaryStream=function(e){return!0===this._elementaryStreams[e]},r.createInitializationVector=function(e){for(var t=new Uint8Array(16),r=12;r<16;r++)t[r]=e>>8*(15-r)&255;return t},r.setDecryptDataFromLevelKey=function(e,t){var r=e;return e&&e.method&&e.uri&&!e.iv&&((r=new b(e.baseuri,e.reluri)).method=e.method,r.iv=this.createInitializationVector(t)),r},e=[{key:"url",get:function(){return!this._url&&this.relurl&&(this._url=Object(p.buildAbsoluteURL)(this.baseurl,this.relurl,{alwaysNormalize:!0})),this._url},set:function(e){this._url=e}},{key:"byteRange",get:function(){return this._byteRange?this._byteRange:[]}},{key:"byteRangeStartOffset",get:function(){return this.byteRange[0]}},{key:"byteRangeEndOffset",get:function(){return this.byteRange[1]}},{key:"decryptdata",get:function(){if(!this.levelkey&&!this._decryptdata)return null;if(!this._decryptdata&&this.levelkey){var e=this.sn;"number"!=typeof e&&(this.levelkey&&"AES-128"===this.levelkey.method&&!this.levelkey.iv&&T.logger.warn('missing IV for initialization segment with method="'+this.levelkey.method+'" - compliance issue'),e=0),this._decryptdata=this.setDecryptDataFromLevelKey(this.levelkey,e)}return this._decryptdata}},{key:"endProgramDateTime",get:function(){if(null===this.programDateTime||!Object(v.isFiniteNumber)(this.programDateTime))return null;var e=Object(v.isFiniteNumber)(this.duration)?this.duration:0;return this.programDateTime+1e3*e}},{key:"encrypted",get:function(){return!!(this.decryptdata&&null!==this.decryptdata.uri&&null===this.decryptdata.key)}}],fragment_defineProperties(Fragment.prototype,e),t&&fragment_defineProperties(Fragment,t),Fragment}();function level_defineProperties(e,t){for(var r=0;r<t.length;r++){var i=t[r];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(e,i.key,i)}}var R=function(){var e;function Level(e){this.endCC=0,this.endSN=0,this.fragments=[],this.initSegment=null,this.live=!0,this.needSidxRanges=!1,this.startCC=0,this.startSN=0,this.startTimeOffset=null,this.targetduration=0,this.totalduration=0,this.type=null,this.url=e,this.version=null}return level_defineProperties(Level.prototype,[{key:"hasProgramDateTime",get:function(){return!!(this.fragments[0]&&Object(v.isFiniteNumber)(this.fragments[0].programDateTime))}}]),e&&level_defineProperties(Level,e),Level}(),D=/^(\d+)x(\d+)$/,L=/\s*(.+?)\s*=((?:\".*?\")|.*?)(?:,|$)/g,k=function(){function AttrList(e){for(var t in"string"==typeof e&&(e=AttrList.parseAttrList(e)),e)e.hasOwnProperty(t)&&(this[t]=e[t])}var e=AttrList.prototype;return e.decimalInteger=function(e){var t=parseInt(this[e],10);return t>Number.MAX_SAFE_INTEGER?1/0:t},e.hexadecimalInteger=function(e){if(!this[e])return null;var t=(this[e]||"0x").slice(2);t=(1&t.length?"0":"")+t;for(var r=new Uint8Array(t.length/2),i=0;i<t.length/2;i++)r[i]=parseInt(t.slice(2*i,2*i+2),16);return r},e.hexadecimalIntegerAsNumber=function(e){var t=parseInt(this[e],16);return t>Number.MAX_SAFE_INTEGER?1/0:t},e.decimalFloatingPoint=function(e){return parseFloat(this[e])},e.enumeratedString=function(e){return this[e]},e.decimalResolution=function(e){var t=D.exec(this[e]);if(null!==t)return{width:parseInt(t[1],10),height:parseInt(t[2],10)}},AttrList.parseAttrList=function(e){var t,r={};for(L.lastIndex=0;null!==(t=L.exec(e));){var i=t[2];0===i.indexOf('"')&&i.lastIndexOf('"')===i.length-1&&(i=i.slice(1,-1)),r[t[1]]=i}return r},AttrList}(),P={audio:{a3ds:!0,"ac-3":!0,"ac-4":!0,alac:!0,alaw:!0,dra1:!0,"dts+":!0,"dts-":!0,dtsc:!0,dtse:!0,dtsh:!0,"ec-3":!0,enca:!0,g719:!0,g726:!0,m4ae:!0,mha1:!0,mha2:!0,mhm1:!0,mhm2:!0,mlpa:!0,mp4a:!0,"raw ":!0,Opus:!0,samr:!0,sawb:!0,sawp:!0,sevc:!0,sqcp:!0,ssmv:!0,twos:!0,ulaw:!0},video:{avc1:!0,avc2:!0,avc3:!0,avc4:!0,avcp:!0,drac:!0,dvav:!0,dvhe:!0,encv:!0,hev1:!0,hvc1:!0,mjp2:!0,mp4v:!0,mvc1:!0,mvc2:!0,mvc3:!0,mvc4:!0,resv:!0,rv60:!0,s263:!0,svc1:!0,svc2:!0,"vc-1":!0,vp08:!0,vp09:!0}};function isCodecSupportedInMp4(e,t){return MediaSource.isTypeSupported((t||"video")+'/mp4;codecs="'+e+'"')}var C=/#EXT-X-STREAM-INF:([^\n\r]*)[\r\n]+([^\r\n]+)/g,I=/#EXT-X-MEDIA:(.*)/g,w=RegExp([/#EXTINF:\s*(\d*(?:\.\d+)?)(?:,(.*)\s+)?/.source,/|(?!#)([\S+ ?]+)/.source,/|#EXT-X-BYTERANGE:*(.+)/.source,/|#EXT-X-PROGRAM-DATE-TIME:(.+)/.source,/|#.*/.source].join(""),"g"),M=/(?:(?:#(EXTM3U))|(?:#EXT-X-(PLAYLIST-TYPE):(.+))|(?:#EXT-X-(MEDIA-SEQUENCE): *(\d+))|(?:#EXT-X-(TARGETDURATION): *(\d+))|(?:#EXT-X-(KEY):(.+))|(?:#EXT-X-(START):(.+))|(?:#EXT-X-(ENDLIST))|(?:#EXT-X-(DISCONTINUITY-SEQ)UENCE:(\d+))|(?:#EXT-X-(DIS)CONTINUITY))|(?:#EXT-X-(VERSION):(\d+))|(?:#EXT-X-(MAP):(.+))|(?:(#)([^:]*):(.*))|(?:(#)(.*))(?:.*)\r?\n?/,O=/\.(mp4|m4s|m4v|m4a)$/i,x=function(){function M3U8Parser(){}return M3U8Parser.findGroup=function(e,t){for(var r=0;r<e.length;r++){var i=e[r];if(i.id===t)return i}},M3U8Parser.convertAVC1ToAVCOTI=function(e){var t=e.split(".");return t.length>2?t.shift()+"."+parseInt(t.shift()).toString(16)+("000"+parseInt(t.shift()).toString(16)).substr(-4):e},M3U8Parser.resolve=function(e,t){return p.buildAbsoluteURL(t,e,{alwaysNormalize:!0})},M3U8Parser.parseMasterPlaylist=function(e,t){var r,i=[];for(C.lastIndex=0;null!=(r=C.exec(e));){var a={},n=a.attrs=new k(r[1]);a.url=M3U8Parser.resolve(r[2],t);var s=n.decimalResolution("RESOLUTION");s&&(a.width=s.width,a.height=s.height),a.bitrate=n.decimalInteger("AVERAGE-BANDWIDTH")||n.decimalInteger("BANDWIDTH"),a.name=n.NAME,function(e,t){["video","audio"].forEach(function(r){var i=e.filter(function(e){var t;return!!(t=P[r])&&!0===t[e.slice(0,4)]});if(i.length){var a=i.filter(function(e){return 0===e.lastIndexOf("avc1",0)||0===e.lastIndexOf("mp4a",0)});t[r+"Codec"]=a.length>0?a[0]:i[0],e=e.filter(function(e){return -1===i.indexOf(e)})}}),t.unknownCodecs=e}([].concat((n.CODECS||"").split(/[ ,]+/)),a),a.videoCodec&&-1!==a.videoCodec.indexOf("avc1")&&(a.videoCodec=M3U8Parser.convertAVC1ToAVCOTI(a.videoCodec)),i.push(a)}return i},M3U8Parser.parseMasterPlaylistMedia=function(e,t,r,i){void 0===i&&(i=[]);var a,n=[],s=0;for(I.lastIndex=0;null!==(a=I.exec(e));){var o=new k(a[1]);if(o.TYPE===r){var l={id:s++,groupId:o["GROUP-ID"],name:o.NAME||o.LANGUAGE,type:r,default:"YES"===o.DEFAULT,autoselect:"YES"===o.AUTOSELECT,forced:"YES"===o.FORCED,lang:o.LANGUAGE};if(o.URI&&(l.url=M3U8Parser.resolve(o.URI,t)),i.length){var u=M3U8Parser.findGroup(i,l.groupId);l.audioCodec=u?u.codec:i[0].codec}n.push(l)}}return n},M3U8Parser.parseLevelPlaylist=function(e,t,r,i,a){var n,s,o,l=0,u=0,d=new R(t),c=0,h=null,f=new A,g=null;for(w.lastIndex=0;null!==(n=w.exec(e));){var p=n[1];if(p){f.duration=parseFloat(p);var m=(" "+n[2]).slice(1);f.title=m||null,f.tagList.push(m?["INF",p,m]:["INF",p])}else if(n[3]){if(Object(v.isFiniteNumber)(f.duration)){var y,E,_=l++;f.type=i,f.start=u,o&&(f.levelkey=o),f.sn=_,f.level=r,f.cc=c,f.urlId=a,f.baseurl=t,f.relurl=(" "+n[3]).slice(1),y=f,E=h,y.rawProgramDateTime?y.programDateTime=Date.parse(y.rawProgramDateTime):E&&E.programDateTime&&(y.programDateTime=E.endProgramDateTime),Object(v.isFiniteNumber)(y.programDateTime)||(y.programDateTime=null,y.rawProgramDateTime=null),d.fragments.push(f),h=f,u+=f.duration,f=new A}}else if(n[4]){var S=(" "+n[4]).slice(1);h?f.setByteRange(S,h):f.setByteRange(S)}else if(n[5])f.rawProgramDateTime=(" "+n[5]).slice(1),f.tagList.push(["PROGRAM-DATE-TIME",f.rawProgramDateTime]),null===g&&(g=d.fragments.length);else{if(!(n=n[0].match(M))){T.logger.warn("No matches on slow regex match for level playlist!");continue}for(s=1;s<n.length&&void 0===n[s];s++);var D=(" "+n[s+1]).slice(1),L=(" "+n[s+2]).slice(1);switch(n[s]){case"#":f.tagList.push(L?[D,L]:[D]);break;case"PLAYLIST-TYPE":d.type=D.toUpperCase();break;case"MEDIA-SEQUENCE":l=d.startSN=parseInt(D);break;case"TARGETDURATION":d.targetduration=parseFloat(D);break;case"VERSION":d.version=parseInt(D);break;case"EXTM3U":break;case"ENDLIST":d.live=!1;break;case"DIS":c++,f.tagList.push(["DIS"]);break;case"DISCONTINUITY-SEQ":c=parseInt(D);break;case"KEY":var P=new k(D),C=P.enumeratedString("METHOD"),I=P.URI,x=P.hexadecimalInteger("IV");C&&(o=new b(t,I),I&&["AES-128","SAMPLE-AES","SAMPLE-AES-CENC"].indexOf(C)>=0&&(o.method=C,o.key=null,o.iv=x));break;case"START":var F=new k(D).decimalFloatingPoint("TIME-OFFSET");Object(v.isFiniteNumber)(F)&&(d.startTimeOffset=F);break;case"MAP":var N=new k(D);f.relurl=N.URI,N.BYTERANGE&&f.setByteRange(N.BYTERANGE),f.baseurl=t,f.level=r,f.type=i,f.sn="initSegment",d.initSegment=f,(f=new A).rawProgramDateTime=d.initSegment.rawProgramDateTime;break;default:T.logger.warn("line parsed but not handled: "+n)}}}return(f=h)&&!f.relurl&&(d.fragments.pop(),u-=f.duration),d.totalduration=u,d.averagetargetduration=u/d.fragments.length,d.endSN=l-1,d.startCC=d.fragments[0]?d.fragments[0].cc:0,d.endCC=c,!d.initSegment&&d.fragments.length&&d.fragments.every(function(e){return O.test(e.relurl)})&&(T.logger.warn("MP4 fragments found but no init segment (probably no MAP, incomplete M3U8), trying to fetch SIDX"),(f=new A).relurl=d.fragments[0].relurl,f.baseurl=t,f.level=r,f.type=i,f.sn="initSegment",d.initSegment=f,d.needSidxRanges=!0),g&&function(e,t){for(var r=e[t],i=t-1;i>=0;i--){var a=e[i];a.programDateTime=r.programDateTime-1e3*a.duration,r=a}}(d.fragments,g),d},M3U8Parser}(),F=window.performance,N=function(e){function PlaylistLoader(t){var r;return(r=e.call(this,t,y.default.MANIFEST_LOADING,y.default.LEVEL_LOADING,y.default.AUDIO_TRACK_LOADING,y.default.SUBTITLE_TRACK_LOADING)||this).loaders={},r}PlaylistLoader.prototype=Object.create(e.prototype),PlaylistLoader.prototype.constructor=PlaylistLoader,PlaylistLoader.__proto__=e,PlaylistLoader.canHaveQualityLevels=function(e){return e!==l.AUDIO_TRACK&&e!==l.SUBTITLE_TRACK},PlaylistLoader.mapContextToLevelType=function(e){switch(e.type){case l.AUDIO_TRACK:return u.AUDIO;case l.SUBTITLE_TRACK:return u.SUBTITLE;default:return u.MAIN}},PlaylistLoader.getResponseUrl=function(e,t){var r=e.url;return(void 0===r||0===r.indexOf("data:"))&&(r=t.url),r};var t=PlaylistLoader.prototype;return t.createInternalLoader=function(e){var t=this.hls.config,r=t.pLoader,i=t.loader,a=new(r||i)(t);return e.loader=a,this.loaders[e.type]=a,a},t.getInternalLoader=function(e){return this.loaders[e.type]},t.resetInternalLoader=function(e){this.loaders[e]&&delete this.loaders[e]},t.destroyInternalLoaders=function(){for(var e in this.loaders){var t=this.loaders[e];t&&t.destroy(),this.resetInternalLoader(e)}},t.destroy=function(){this.destroyInternalLoaders(),e.prototype.destroy.call(this)},t.onManifestLoading=function(e){this.load({url:e.url,type:l.MANIFEST,level:0,id:null,responseType:"text"})},t.onLevelLoading=function(e){this.load({url:e.url,type:l.LEVEL,level:e.level,id:e.id,responseType:"text"})},t.onAudioTrackLoading=function(e){this.load({url:e.url,type:l.AUDIO_TRACK,level:null,id:e.id,responseType:"text"})},t.onSubtitleTrackLoading=function(e){this.load({url:e.url,type:l.SUBTITLE_TRACK,level:null,id:e.id,responseType:"text"})},t.load=function(e){var t,r,i,a,n=this.hls.config;T.logger.debug("Loading playlist of type "+e.type+", level: "+e.level+", id: "+e.id);var s=this.getInternalLoader(e);if(s){var o=s.context;if(o&&o.url===e.url)return T.logger.trace("playlist request ongoing"),!1;T.logger.warn("aborting previous loader for type: "+e.type),s.abort()}switch(e.type){case l.MANIFEST:t=n.manifestLoadingMaxRetry,r=n.manifestLoadingTimeOut,i=n.manifestLoadingRetryDelay,a=n.manifestLoadingMaxRetryTimeout;break;case l.LEVEL:t=0,a=0,i=0,r=n.levelLoadingTimeOut;break;default:t=n.levelLoadingMaxRetry,r=n.levelLoadingTimeOut,i=n.levelLoadingRetryDelay,a=n.levelLoadingMaxRetryTimeout}s=this.createInternalLoader(e);var u={timeout:r,maxRetry:t,retryDelay:i,maxRetryDelay:a},d={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this)};return T.logger.debug("Calling internal loader delegate for URL: "+e.url),s.load(e,u,d),!0},t.loadsuccess=function(e,t,r,i){if(void 0===i&&(i=null),r.isSidxRequest){this._handleSidxRequest(e,r),this._handlePlaylistLoaded(e,t,r,i);return}if(this.resetInternalLoader(r.type),"string"!=typeof e.data)throw Error('expected responseType of "text" for PlaylistLoader');var a=e.data;if(t.tload=F.now(),0!==a.indexOf("#EXTM3U")){this._handleManifestParsingError(e,r,"no EXTM3U delimiter",i);return}a.indexOf("#EXTINF:")>0||a.indexOf("#EXT-X-TARGETDURATION:")>0?this._handleTrackOrLevelPlaylist(e,t,r,i):this._handleMasterPlaylist(e,t,r,i)},t.loaderror=function(e,t,r){void 0===r&&(r=null),this._handleNetworkError(t,r,!1,e)},t.loadtimeout=function(e,t,r){void 0===r&&(r=null),this._handleNetworkError(t,r,!0)},t._handleMasterPlaylist=function(e,t,r,i){var a=this.hls,n=e.data,s=PlaylistLoader.getResponseUrl(e,r),o=x.parseMasterPlaylist(n,s);if(!o.length){this._handleManifestParsingError(e,r,"no level found in manifest",i);return}var l=o.map(function(e){return{id:e.attrs.AUDIO,codec:e.audioCodec}}),u=x.parseMasterPlaylistMedia(n,s,"AUDIO",l),d=x.parseMasterPlaylistMedia(n,s,"SUBTITLES");if(u.length){var c=!1;u.forEach(function(e){e.url||(c=!0)}),!1===c&&o[0].audioCodec&&!o[0].attrs.AUDIO&&(T.logger.log("audio codec signaled in quality level, but no embedded audio track signaled, create one"),u.unshift({type:"main",name:"main",default:!1,autoselect:!1,forced:!1,id:-1}))}a.trigger(y.default.MANIFEST_LOADED,{levels:o,audioTracks:u,subtitles:d,url:s,stats:t,networkDetails:i})},t._handleTrackOrLevelPlaylist=function(e,t,r,i){var a=this.hls,n=r.id,s=r.level,o=r.type,u=PlaylistLoader.getResponseUrl(e,r),d=Object(v.isFiniteNumber)(n)?n:0,c=Object(v.isFiniteNumber)(s)?s:d,h=PlaylistLoader.mapContextToLevelType(r),f=x.parseLevelPlaylist(e.data,u,c,h,d);if(f.tload=t.tload,o===l.MANIFEST&&a.trigger(y.default.MANIFEST_LOADED,{levels:[{url:u,details:f}],audioTracks:[],url:u,stats:t,networkDetails:i}),t.tparsed=F.now(),f.needSidxRanges){var g=f.initSegment.url;this.load({url:g,isSidxRequest:!0,type:o,level:s,levelDetails:f,id:n,rangeStart:0,rangeEnd:2048,responseType:"arraybuffer"});return}r.levelDetails=f,this._handlePlaylistLoaded(e,t,r,i)},t._handleSidxRequest=function(e,t){if("string"==typeof e.data)throw Error("sidx request must be made with responseType of array buffer");var r=S.default.parseSegmentIndex(new Uint8Array(e.data));if(r){var i=r.references,a=t.levelDetails;i.forEach(function(e,t){var r=e.info;if(a){var i=a.fragments[t];0===i.byteRange.length&&i.setByteRange(String(1+r.end-r.start)+"@"+String(r.start))}}),a&&a.initSegment.setByteRange(String(r.moovEndOffset)+"@0")}},t._handleManifestParsingError=function(e,t,r,i){this.hls.trigger(y.default.ERROR,{type:m.ErrorTypes.NETWORK_ERROR,details:m.ErrorDetails.MANIFEST_PARSING_ERROR,fatal:!0,url:e.url,reason:r,networkDetails:i})},t._handleNetworkError=function(e,t,r,i){void 0===r&&(r=!1),void 0===i&&(i=null),T.logger.info("A network error occured while loading a "+e.type+"-type playlist");var a,n,s=this.getInternalLoader(e);switch(e.type){case l.MANIFEST:a=r?m.ErrorDetails.MANIFEST_LOAD_TIMEOUT:m.ErrorDetails.MANIFEST_LOAD_ERROR,n=!0;break;case l.LEVEL:a=r?m.ErrorDetails.LEVEL_LOAD_TIMEOUT:m.ErrorDetails.LEVEL_LOAD_ERROR,n=!1;break;case l.AUDIO_TRACK:a=r?m.ErrorDetails.AUDIO_TRACK_LOAD_TIMEOUT:m.ErrorDetails.AUDIO_TRACK_LOAD_ERROR,n=!1;break;default:n=!1}s&&(s.abort(),this.resetInternalLoader(e.type));var o={type:m.ErrorTypes.NETWORK_ERROR,details:a,fatal:n,url:e.url,loader:s,context:e,networkDetails:t};i&&(o.response=i),this.hls.trigger(y.default.ERROR,o)},t._handlePlaylistLoaded=function(e,t,r,i){var a=r.type,n=r.level,s=r.id,o=r.levelDetails;if(!o||!o.targetduration){this._handleManifestParsingError(e,r,"invalid target duration",i);return}if(PlaylistLoader.canHaveQualityLevels(r.type))this.hls.trigger(y.default.LEVEL_LOADED,{details:o,level:n||0,id:s||0,stats:t,networkDetails:i});else switch(a){case l.AUDIO_TRACK:this.hls.trigger(y.default.AUDIO_TRACK_LOADED,{details:o,id:s,stats:t,networkDetails:i});break;case l.SUBTITLE_TRACK:this.hls.trigger(y.default.SUBTITLE_TRACK_LOADED,{details:o,id:s,stats:t,networkDetails:i})}},PlaylistLoader}(_),U=function(e){function FragmentLoader(t){var r;return(r=e.call(this,t,y.default.FRAG_LOADING)||this).loaders={},r}FragmentLoader.prototype=Object.create(e.prototype),FragmentLoader.prototype.constructor=FragmentLoader,FragmentLoader.__proto__=e;var t=FragmentLoader.prototype;return t.destroy=function(){var t=this.loaders;for(var r in t){var i=t[r];i&&i.destroy()}this.loaders={},e.prototype.destroy.call(this)},t.onFragLoading=function(e){var t,r,i,a=e.frag,n=a.type,s=this.loaders,o=this.hls.config,l=o.fLoader,u=o.loader;a.loaded=0;var d=s[n];d&&(T.logger.warn("abort previous fragment loader for type: "+n),d.abort()),d=s[n]=a.loader=o.fLoader?new l(o):new u(o),t={url:a.url,frag:a,responseType:"arraybuffer",progressData:!1};var c=a.byteRangeStartOffset,h=a.byteRangeEndOffset;Object(v.isFiniteNumber)(c)&&Object(v.isFiniteNumber)(h)&&(t.rangeStart=c,t.rangeEnd=h),r={timeout:o.fragLoadingTimeOut,maxRetry:0,retryDelay:0,maxRetryDelay:o.fragLoadingMaxRetryTimeout},i={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this),onProgress:this.loadprogress.bind(this)},d.load(t,r,i)},t.loadsuccess=function(e,t,r,i){void 0===i&&(i=null);var a=e.data,n=r.frag;n.loader=void 0,this.loaders[n.type]=void 0,this.hls.trigger(y.default.FRAG_LOADED,{payload:a,frag:n,stats:t,networkDetails:i})},t.loaderror=function(e,t,r){void 0===r&&(r=null);var i=t.frag,a=i.loader;a&&a.abort(),this.loaders[i.type]=void 0,this.hls.trigger(y.default.ERROR,{type:m.ErrorTypes.NETWORK_ERROR,details:m.ErrorDetails.FRAG_LOAD_ERROR,fatal:!1,frag:t.frag,response:e,networkDetails:r})},t.loadtimeout=function(e,t,r){void 0===r&&(r=null);var i=t.frag,a=i.loader;a&&a.abort(),this.loaders[i.type]=void 0,this.hls.trigger(y.default.ERROR,{type:m.ErrorTypes.NETWORK_ERROR,details:m.ErrorDetails.FRAG_LOAD_TIMEOUT,fatal:!1,frag:t.frag,networkDetails:r})},t.loadprogress=function(e,t,r,i){void 0===i&&(i=null);var a=t.frag;a.loaded=e.loaded,this.hls.trigger(y.default.FRAG_LOAD_PROGRESS,{frag:a,stats:e,networkDetails:i})},FragmentLoader}(_),B=function(e){function KeyLoader(t){var r;return(r=e.call(this,t,y.default.KEY_LOADING)||this).loaders={},r.decryptkey=null,r.decrypturl=null,r}KeyLoader.prototype=Object.create(e.prototype),KeyLoader.prototype.constructor=KeyLoader,KeyLoader.__proto__=e;var t=KeyLoader.prototype;return t.destroy=function(){for(var t in this.loaders){var r=this.loaders[t];r&&r.destroy()}this.loaders={},e.prototype.destroy.call(this)},t.onKeyLoading=function(e){var t=e.frag,r=t.type,i=this.loaders[r];if(!t.decryptdata){T.logger.warn("Missing decryption data on fragment in onKeyLoading");return}var a=t.decryptdata.uri;if(a!==this.decrypturl||null===this.decryptkey){var n=this.hls.config;if(i&&(T.logger.warn("abort previous key loader for type:"+r),i.abort()),!a){T.logger.warn("key uri is falsy");return}t.loader=this.loaders[r]=new n.loader(n),this.decrypturl=a,this.decryptkey=null;var s={timeout:n.fragLoadingTimeOut,maxRetry:0,retryDelay:n.fragLoadingRetryDelay,maxRetryDelay:n.fragLoadingMaxRetryTimeout},o={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this)};t.loader.load({url:a,frag:t,responseType:"arraybuffer"},s,o)}else this.decryptkey&&(t.decryptdata.key=this.decryptkey,this.hls.trigger(y.default.KEY_LOADED,{frag:t}))},t.loadsuccess=function(e,t,r){var i=r.frag;if(!i.decryptdata){T.logger.error("after key load, decryptdata unset");return}this.decryptkey=i.decryptdata.key=new Uint8Array(e.data),i.loader=void 0,delete this.loaders[i.type],this.hls.trigger(y.default.KEY_LOADED,{frag:i})},t.loaderror=function(e,t){var r=t.frag,i=r.loader;i&&i.abort(),delete this.loaders[r.type],this.hls.trigger(y.default.ERROR,{type:m.ErrorTypes.NETWORK_ERROR,details:m.ErrorDetails.KEY_LOAD_ERROR,fatal:!1,frag:r,response:e})},t.loadtimeout=function(e,t){var r=t.frag,i=r.loader;i&&i.abort(),delete this.loaders[r.type],this.hls.trigger(y.default.ERROR,{type:m.ErrorTypes.NETWORK_ERROR,details:m.ErrorDetails.KEY_LOAD_TIMEOUT,fatal:!1,frag:r})},KeyLoader}(_),G={NOT_LOADED:"NOT_LOADED",APPENDING:"APPENDING",PARTIAL:"PARTIAL",OK:"OK"},K=function(e){function FragmentTracker(t){var r;return(r=e.call(this,t,y.default.BUFFER_APPENDED,y.default.FRAG_BUFFERED,y.default.FRAG_LOADED)||this).bufferPadding=.2,r.fragments=Object.create(null),r.timeRanges=Object.create(null),r.config=t.config,r}FragmentTracker.prototype=Object.create(e.prototype),FragmentTracker.prototype.constructor=FragmentTracker,FragmentTracker.__proto__=e;var t=FragmentTracker.prototype;return t.destroy=function(){this.fragments=Object.create(null),this.timeRanges=Object.create(null),this.config=null,_.prototype.destroy.call(this),e.prototype.destroy.call(this)},t.getBufferedFrag=function(e,t){var r=this.fragments,i=Object.keys(r).filter(function(i){var a=r[i];if(a.body.type!==t||!a.buffered)return!1;var n=a.body;return n.startPTS<=e&&e<=n.endPTS});return 0===i.length?null:r[i.pop()].body},t.detectEvictedFragments=function(e,t){var r,i,a=this;Object.keys(this.fragments).forEach(function(n){var s=a.fragments[n];if(!0===s.buffered){var o=s.range[e];if(o){r=o.time;for(var l=0;l<r.length;l++)if(i=r[l],!1===a.isTimeBuffered(i.startPTS,i.endPTS,t)){a.removeFragment(s.body);break}}}})},t.detectPartialFragments=function(e){var t=this,r=this.getFragmentKey(e),i=this.fragments[r];i&&(i.buffered=!0,Object.keys(this.timeRanges).forEach(function(r){if(e.hasElementaryStream(r)){var a=t.timeRanges[r];i.range[r]=t.getBufferedTimes(e.startPTS,e.endPTS,a)}}))},t.getBufferedTimes=function(e,t,r){for(var i,a,n=[],s=!1,o=0;o<r.length;o++){if(i=r.start(o)-this.bufferPadding,a=r.end(o)+this.bufferPadding,e>=i&&t<=a){n.push({startPTS:Math.max(e,r.start(o)),endPTS:Math.min(t,r.end(o))});break}if(e<a&&t>i)n.push({startPTS:Math.max(e,r.start(o)),endPTS:Math.min(t,r.end(o))}),s=!0;else if(t<=i)break}return{time:n,partial:s}},t.getFragmentKey=function(e){return e.type+"_"+e.level+"_"+e.urlId+"_"+e.sn},t.getPartialFragment=function(e){var t,r,i,a=this,n=null,s=0;return Object.keys(this.fragments).forEach(function(o){var l=a.fragments[o];a.isPartial(l)&&(r=l.body.startPTS-a.bufferPadding,i=l.body.endPTS+a.bufferPadding,e>=r&&e<=i&&s<=(t=Math.min(e-r,i-e))&&(n=l.body,s=t))}),n},t.getState=function(e){var t=this.getFragmentKey(e),r=this.fragments[t],i=G.NOT_LOADED;return void 0!==r&&(i=r.buffered?!0===this.isPartial(r)?G.PARTIAL:G.OK:G.APPENDING),i},t.isPartial=function(e){return!0===e.buffered&&(void 0!==e.range.video&&!0===e.range.video.partial||void 0!==e.range.audio&&!0===e.range.audio.partial)},t.isTimeBuffered=function(e,t,r){for(var i,a,n=0;n<r.length;n++){if(i=r.start(n)-this.bufferPadding,a=r.end(n)+this.bufferPadding,e>=i&&t<=a)return!0;if(t<=i)break}return!1},t.onFragLoaded=function(e){var t=e.frag;Object(v.isFiniteNumber)(t.sn)&&!t.bitrateTest&&(this.fragments[this.getFragmentKey(t)]={body:t,range:Object.create(null),buffered:!1})},t.onBufferAppended=function(e){var t=this;this.timeRanges=e.timeRanges,Object.keys(this.timeRanges).forEach(function(e){var r=t.timeRanges[e];t.detectEvictedFragments(e,r)})},t.onFragBuffered=function(e){this.detectPartialFragments(e.frag)},t.hasFragment=function(e){var t=this.getFragmentKey(e);return void 0!==this.fragments[t]},t.removeFragment=function(e){var t=this.getFragmentKey(e);delete this.fragments[t]},t.removeAllFragments=function(){this.fragments=Object.create(null)},FragmentTracker}(_),j={search:function(e,t){for(var r=0,i=e.length-1,a=null,n=null;r<=i;){var s=t(n=e[a=(r+i)/2|0]);if(s>0)r=a+1;else{if(!(s<0))return n;i=a-1}}return null}},H=function(){function BufferHelper(){}return BufferHelper.isBuffered=function(e,t){try{if(e){for(var r=e.buffered,i=0;i<r.length;i++)if(t>=r.start(i)&&t<=r.end(i))return!0}}catch(e){}return!1},BufferHelper.bufferInfo=function(e,t,r){try{if(e){var i,a=e.buffered,n=[];for(i=0;i<a.length;i++)n.push({start:a.start(i),end:a.end(i)});return this.bufferedInfo(n,t,r)}}catch(e){}return{len:0,start:t,end:t,nextStart:void 0}},BufferHelper.bufferedInfo=function(e,t,r){e.sort(function(e,t){return e.start-t.start||t.end-e.end});var i,a=[];if(r)for(var n=0;n<e.length;n++){var s=a.length;if(s){var o=a[s-1].end;e[n].start-o<r?e[n].end>o&&(a[s-1].end=e[n].end):a.push(e[n])}else a.push(e[n])}else a=e;for(var l=0,u=t,d=t,c=0;c<a.length;c++){var h=a[c].start,f=a[c].end;if(t+r>=h&&t<f)u=h,l=(d=f)-t;else if(t+r<h){i=h;break}}return{len:l,start:u,end:d,nextStart:i}},BufferHelper}(),V=r("./node_modules/eventemitter3/index.js"),W=r("./node_modules/webworkify-webpack/index.js"),q=r("./src/demux/demuxer-inline.js");function getMediaSource(){return window.MediaSource||window.WebKitMediaSource}var Y=r("./src/utils/get-self-scope.js"),z=function(e){function Observer(){return e.apply(this,arguments)||this}return Observer.prototype=Object.create(e.prototype),Observer.prototype.constructor=Observer,Observer.__proto__=e,Observer.prototype.trigger=function(e){for(var t=arguments.length,r=Array(t>1?t-1:0),i=1;i<t;i++)r[i-1]=arguments[i];this.emit.apply(this,[e,e].concat(r))},Observer}(V.EventEmitter),X=Object(Y.getSelfScope)(),Q=getMediaSource()||{isTypeSupported:function(){return!1}},$=function(){function Demuxer(e,t){var r,i=this;this.hls=e,this.id=t;var a=this.observer=new z,n=e.config,forwardMessage=function(t,r){(r=r||{}).frag=i.frag,r.id=i.id,e.trigger(t,r)};a.on(y.default.FRAG_DECRYPTED,forwardMessage),a.on(y.default.FRAG_PARSING_INIT_SEGMENT,forwardMessage),a.on(y.default.FRAG_PARSING_DATA,forwardMessage),a.on(y.default.FRAG_PARSED,forwardMessage),a.on(y.default.ERROR,forwardMessage),a.on(y.default.FRAG_PARSING_METADATA,forwardMessage),a.on(y.default.FRAG_PARSING_USERDATA,forwardMessage),a.on(y.default.INIT_PTS_FOUND,forwardMessage);var s={mp4:Q.isTypeSupported("video/mp4"),mpeg:Q.isTypeSupported("audio/mpeg"),mp3:Q.isTypeSupported('audio/mp4; codecs="mp3"')},o=navigator.vendor;if(n.enableWorker&&"undefined"!=typeof Worker){T.logger.log("demuxing in webworker");try{r=this.w=W(/*! ../demux/demuxer-worker.js */"./src/demux/demuxer-worker.js"),this.onwmsg=this.onWorkerMessage.bind(this),r.addEventListener("message",this.onwmsg),r.onerror=function(t){e.trigger(y.default.ERROR,{type:m.ErrorTypes.OTHER_ERROR,details:m.ErrorDetails.INTERNAL_EXCEPTION,fatal:!0,event:"demuxerWorker",err:{message:t.message+" ("+t.filename+":"+t.lineno+")"}})},r.postMessage({cmd:"init",typeSupported:s,vendor:o,id:t,config:JSON.stringify(n)})}catch(e){T.logger.warn("Error in worker:",e),T.logger.error("Error while initializing DemuxerWorker, fallback on DemuxerInline"),r&&X.URL.revokeObjectURL(r.objectURL),this.demuxer=new q.default(a,s,n,o),this.w=void 0}}else this.demuxer=new q.default(a,s,n,o)}var e=Demuxer.prototype;return e.destroy=function(){var e=this.w;if(e)e.removeEventListener("message",this.onwmsg),e.terminate(),this.w=null;else{var t=this.demuxer;t&&(t.destroy(),this.demuxer=null)}var r=this.observer;r&&(r.removeAllListeners(),this.observer=null)},e.push=function(e,t,r,i,a,n,s,o){var l=this.w,u=Object(v.isFiniteNumber)(a.startPTS)?a.startPTS:a.start,d=a.decryptdata,c=this.frag,h=!(c&&a.cc===c.cc),f=!(c&&a.level===c.level),g=c&&a.sn===c.sn+1,p=!f&&g;if(h&&T.logger.log(this.id+":discontinuity detected"),f&&T.logger.log(this.id+":switch detected"),this.frag=a,l)l.postMessage({cmd:"demux",data:e,decryptdata:d,initSegment:t,audioCodec:r,videoCodec:i,timeOffset:u,discontinuity:h,trackSwitch:f,contiguous:p,duration:n,accurateTimeOffset:s,defaultInitPTS:o},e instanceof ArrayBuffer?[e]:[]);else{var m=this.demuxer;m&&m.push(e,d,t,r,i,u,h,f,p,n,s,o)}},e.onWorkerMessage=function(e){var t=e.data,r=this.hls;switch(t.event){case"init":X.URL.revokeObjectURL(this.w.objectURL);break;case y.default.FRAG_PARSING_DATA:t.data.data1=new Uint8Array(t.data1),t.data2&&(t.data.data2=new Uint8Array(t.data2));default:t.data=t.data||{},t.data.frag=this.frag,t.data.id=this.id,r.trigger(t.event,t.data)}},Demuxer}();function addGroupId(e,t,r){switch(t){case"audio":e.audioGroupIds||(e.audioGroupIds=[]),e.audioGroupIds.push(r);break;case"text":e.textGroupIds||(e.textGroupIds=[]),e.textGroupIds.push(r)}}function updatePTS(e,t,r){var i=e[t],a=e[r],n=a.startPTS;Object(v.isFiniteNumber)(n)?r>t?(i.duration=n-i.start,i.duration<0&&T.logger.warn("negative duration computed for frag "+i.sn+",level "+i.level+", there should be some duration drift between playlist and fragment!")):(a.duration=i.start-n,a.duration<0&&T.logger.warn("negative duration computed for frag "+a.sn+",level "+a.level+", there should be some duration drift between playlist and fragment!")):r>t?a.start=i.start+i.duration:a.start=Math.max(i.start-a.duration,0)}function updateFragPTSDTS(e,t,r,i,a,n){var s,o,l,u=r;if(Object(v.isFiniteNumber)(t.startPTS)){var d=Math.abs(t.startPTS-r);Object(v.isFiniteNumber)(t.deltaPTS)?t.deltaPTS=Math.max(d,t.deltaPTS):t.deltaPTS=d,u=Math.max(r,t.startPTS),r=Math.min(r,t.startPTS),i=Math.max(i,t.endPTS),a=Math.min(a,t.startDTS),n=Math.max(n,t.endDTS)}var c=r-t.start;t.start=t.startPTS=r,t.maxStartPTS=u,t.endPTS=i,t.startDTS=a,t.endDTS=n,t.duration=i-r;var h=t.sn;if(!e||h<e.startSN||h>e.endSN)return 0;for(s=h-e.startSN,(o=e.fragments)[s]=t,l=s;l>0;l--)updatePTS(o,l,l-1);for(l=s;l<o.length-1;l++)updatePTS(o,l,l+1);return e.PTSKnown=!0,c}function mergeDetails(e,t){t.initSegment&&e.initSegment&&(t.initSegment=e.initSegment);var r,i=0;if(mapFragmentIntersection(e,t,function(e,a){i=e.cc-a.cc,Object(v.isFiniteNumber)(e.startPTS)&&(a.start=a.startPTS=e.startPTS,a.endPTS=e.endPTS,a.duration=e.duration,a.backtracked=e.backtracked,a.dropped=e.dropped,r=a),t.PTSKnown=!0}),t.PTSKnown){if(i){T.logger.log("discontinuity sliding from playlist, take drift into account");for(var a=t.fragments,n=0;n<a.length;n++)a[n].cc+=i}r?updateFragPTSDTS(t,r,r.startPTS,r.endPTS,r.startDTS,r.endDTS):function(e,t){var r=t.startSN-e.startSN,i=e.fragments,a=t.fragments;if(!(r<0)&&!(r>i.length))for(var n=0;n<a.length;n++)a[n].start+=i[r].start}(e,t),t.PTSKnown=e.PTSKnown}}function mapFragmentIntersection(e,t,r){if(e&&t)for(var i=Math.max(e.startSN,t.startSN)-t.startSN,a=Math.min(e.endSN,t.endSN)-t.startSN,n=t.startSN-e.startSN,s=i;s<=a;s++){var o=e.fragments[n+s],l=t.fragments[s];if(!o||!l)break;r(o,l,s)}}function computeReloadInterval(e,t,r){var i=1e3*(t.averagetargetduration?t.averagetargetduration:t.targetduration),a=i/2;return e&&t.endSN===e.endSN&&(i=a),r&&(i=Math.max(a,i-(window.performance.now()-r))),Math.round(i)}var J={toString:function(e){for(var t="",r=e.length,i=0;i<r;i++)t+="["+e.start(i).toFixed(3)+","+e.end(i).toFixed(3)+"]";return t}};function adjustPts(e,t){t.fragments.forEach(function(t){if(t){var r=t.start+e;t.start=t.startPTS=r,t.endPTS=r+t.duration}}),t.PTSKnown=!0}function alignStream(e,t,r){(function(e,t,r){if(i=!1,r&&r.details&&t&&(t.endCC>t.startCC||e&&e.cc<t.startCC)&&(i=!0),i){var i,a=function(e,t){var r=e.fragments,i=t.fragments;if(!i.length||!r.length){T.logger.log("No fragments to align");return}var a=function(e,t){for(var r=null,i=0;i<e.length;i+=1){var a=e[i];if(a&&a.cc===t){r=a;break}}return r}(r,i[0].cc);if(!a||a&&!a.startPTS){T.logger.log("No frag in previous level to align on");return}return a}(r.details,t);a&&(T.logger.log("Adjusting PTS using last level due to CC increase within current level"),adjustPts(a.start,t))}})(e,r,t),!r.PTSKnown&&t&&function(e,t){if(t&&t.fragments.length&&e.hasProgramDateTime&&t.hasProgramDateTime){var r=t.fragments[0].programDateTime,i=(e.fragments[0].programDateTime-r)/1e3+t.fragments[0].start;Object(v.isFiniteNumber)(i)&&(T.logger.log("adjusting PTS using programDateTime delta, sliding:"+i.toFixed(3)),adjustPts(i,e))}}(r,t.details)}function findFragmentByPDT(e,t,r){if(null===t||!Array.isArray(e)||!e.length||!Object(v.isFiniteNumber)(t)||t<(e[0].programDateTime||0)||t>=(e[e.length-1].endProgramDateTime||0))return null;r=r||0;for(var i=0;i<e.length;++i){var a=e[i];if(function(e,t,r){var i=1e3*Math.min(t,r.duration+(r.deltaPTS?r.deltaPTS:0));return(r.endProgramDateTime||0)-i>e}(t,r,a))return a}return null}function findFragmentByPTS(e,t,r,i){void 0===r&&(r=0),void 0===i&&(i=0);var a=e?t[e.sn-t[0].sn+1]:null;return a&&!fragment_finders_fragmentWithinToleranceTest(r,i,a)?a:j.search(t,fragment_finders_fragmentWithinToleranceTest.bind(null,r,i))}function fragment_finders_fragmentWithinToleranceTest(e,t,r){void 0===e&&(e=0),void 0===t&&(t=0);var i=Math.min(t,r.duration+(r.deltaPTS?r.deltaPTS:0));return r.start+r.duration-i<=e?1:r.start-i>e&&r.start?-1:0}var Z=function(){function GapController(e,t,r,i){this.config=e,this.media=t,this.fragmentTracker=r,this.hls=i,this.nudgeRetry=0,this.stallReported=!1,this.stalled=null,this.moved=!1,this.seeking=!1}var e=GapController.prototype;return e.poll=function(e){var t=this.config,r=this.media,i=this.stalled,a=r.currentTime,n=r.seeking,s=this.seeking&&!n,o=!this.seeking&&n;if(this.seeking=n,a!==e){if(this.moved=!0,null!==i){if(this.stallReported){var l=self.performance.now()-i;T.logger.warn("playback not stuck anymore @"+a+", after "+Math.round(l)+"ms"),this.stallReported=!1}this.stalled=null,this.nudgeRetry=0}return}if((o||s)&&(this.stalled=null),!r.paused&&!r.ended&&0!==r.playbackRate&&r.buffered.length){var u=H.bufferInfo(r,a,0),d=u.len>0,c=u.nextStart||0;if(d||c){if(n){var h=u.len>2,f=!c||c-a>2;if(h||f)return;this.moved=!1}if(!this.moved&&this.stalled){var g=Math.max(c,u.start||0)-a;if(g>0&&g<=2){this._trySkipBufferHole(null);return}}var p=self.performance.now();if(null===i){this.stalled=p;return}var m=p-i;!n&&m>=250&&this._reportStall(u.len);var v=H.bufferInfo(r,a,t.maxBufferHole);this._tryFixBufferStall(v,m)}}},e._tryFixBufferStall=function(e,t){var r=this.config,i=this.fragmentTracker,a=this.media.currentTime,n=i.getPartialFragment(a);!(n&&this._trySkipBufferHole(n))&&e.len>r.maxBufferHole&&t>1e3*r.highBufferWatchdogPeriod&&(T.logger.warn("Trying to nudge playhead over buffer-hole"),this.stalled=null,this._tryNudgeBuffer())},e._reportStall=function(e){var t=this.hls,r=this.media;this.stallReported||(this.stallReported=!0,T.logger.warn("Playback stalling at @"+r.currentTime+" due to low buffer"),t.trigger(y.default.ERROR,{type:m.ErrorTypes.MEDIA_ERROR,details:m.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!1,buffer:e}))},e._trySkipBufferHole=function(e){for(var t=this.config,r=this.hls,i=this.media,a=i.currentTime,n=0,s=0;s<i.buffered.length;s++){var o=i.buffered.start(s);if(a+t.maxBufferHole>=n&&a<o){var l=Math.max(o+.05,i.currentTime+.1);return T.logger.warn("skipping hole, adjusting currentTime from "+a+" to "+l),this.moved=!0,this.stalled=null,i.currentTime=l,e&&r.trigger(y.default.ERROR,{type:m.ErrorTypes.MEDIA_ERROR,details:m.ErrorDetails.BUFFER_SEEK_OVER_HOLE,fatal:!1,reason:"fragment loaded with buffer holes, seeking from "+a+" to "+l,frag:e}),l}n=i.buffered.end(s)}return 0},e._tryNudgeBuffer=function(){var e=this.config,t=this.hls,r=this.media,i=r.currentTime,a=(this.nudgeRetry||0)+1;if(this.nudgeRetry=a,a<e.nudgeMaxRetry){var n=i+a*e.nudgeOffset;T.logger.warn("Nudging 'currentTime' from "+i+" to "+n),r.currentTime=n,t.trigger(y.default.ERROR,{type:m.ErrorTypes.MEDIA_ERROR,details:m.ErrorDetails.BUFFER_NUDGE_ON_STALL,fatal:!1})}else T.logger.error("Playhead still not moving while enough data buffered @"+i+" after "+e.nudgeMaxRetry+" nudges"),t.trigger(y.default.ERROR,{type:m.ErrorTypes.MEDIA_ERROR,details:m.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!0})},GapController}(),ee=function(e){function TaskLoop(t){for(var r,i=arguments.length,a=Array(i>1?i-1:0),n=1;n<i;n++)a[n-1]=arguments[n];return(r=e.call.apply(e,[this,t].concat(a))||this)._boundTick=void 0,r._tickTimer=null,r._tickInterval=null,r._tickCallCount=0,r._boundTick=r.tick.bind(function(e){if(void 0===e)throw ReferenceError("this hasn't been initialised - super() hasn't been called");return e}(r)),r}TaskLoop.prototype=Object.create(e.prototype),TaskLoop.prototype.constructor=TaskLoop,TaskLoop.__proto__=e;var t=TaskLoop.prototype;return t.onHandlerDestroying=function(){this.clearNextTick(),this.clearInterval()},t.hasInterval=function(){return!!this._tickInterval},t.hasNextTick=function(){return!!this._tickTimer},t.setInterval=function(e){return!this._tickInterval&&(this._tickInterval=self.setInterval(this._boundTick,e),!0)},t.clearInterval=function(){return!!this._tickInterval&&(self.clearInterval(this._tickInterval),this._tickInterval=null,!0)},t.clearNextTick=function(){return!!this._tickTimer&&(self.clearTimeout(this._tickTimer),this._tickTimer=null,!0)},t.tick=function(){this._tickCallCount++,1===this._tickCallCount&&(this.doTick(),this._tickCallCount>1&&(this.clearNextTick(),this._tickTimer=self.setTimeout(this._boundTick,0)),this._tickCallCount=0)},t.doTick=function(){},TaskLoop}(_),et={STOPPED:"STOPPED",STARTING:"STARTING",IDLE:"IDLE",PAUSED:"PAUSED",KEY_LOADING:"KEY_LOADING",FRAG_LOADING:"FRAG_LOADING",FRAG_LOADING_WAITING_RETRY:"FRAG_LOADING_WAITING_RETRY",WAITING_TRACK:"WAITING_TRACK",PARSING:"PARSING",PARSED:"PARSED",BUFFER_FLUSHING:"BUFFER_FLUSHING",ENDED:"ENDED",ERROR:"ERROR",WAITING_INIT_PTS:"WAITING_INIT_PTS",WAITING_LEVEL:"WAITING_LEVEL"},er=function(e){function BaseStreamController(){return e.apply(this,arguments)||this}BaseStreamController.prototype=Object.create(e.prototype),BaseStreamController.prototype.constructor=BaseStreamController,BaseStreamController.__proto__=e;var t=BaseStreamController.prototype;return t.doTick=function(){},t.startLoad=function(){},t.stopLoad=function(){var e=this.fragCurrent;e&&(e.loader&&e.loader.abort(),this.fragmentTracker.removeFragment(e)),this.demuxer&&(this.demuxer.destroy(),this.demuxer=null),this.fragCurrent=null,this.fragPrevious=null,this.clearInterval(),this.clearNextTick(),this.state=et.STOPPED},t._streamEnded=function(e,t){var r=this.fragCurrent,i=this.fragmentTracker;if(!t.live&&r&&!r.backtracked&&r.sn===t.endSN&&!e.nextStart){var a=i.getState(r);return a===G.PARTIAL||a===G.OK}return!1},t.onMediaSeeking=function(){var e=this.config,t=this.media,r=this.mediaBuffer,i=this.state,a=t?t.currentTime:null,n=H.bufferInfo(r||t,a,this.config.maxBufferHole);if(Object(v.isFiniteNumber)(a)&&T.logger.log("media seeking to "+a.toFixed(3)),i===et.FRAG_LOADING){var s=this.fragCurrent;if(0===n.len&&s){var o=e.maxFragLookUpTolerance,l=s.start-o,u=s.start+s.duration+o;a<l||a>u?(s.loader&&(T.logger.log("seeking outside of buffer while fragment load in progress, cancel fragment load"),s.loader.abort()),this.fragCurrent=null,this.fragPrevious=null,this.state=et.IDLE):T.logger.log("seeking outside of buffer but within currently loaded fragment range")}}else i===et.ENDED&&(0===n.len&&(this.fragPrevious=null,this.fragCurrent=null),this.state=et.IDLE);t&&(this.lastCurrentTime=a),this.loadedmetadata||(this.nextLoadPosition=this.startPosition=a),this.tick()},t.onMediaEnded=function(){this.startPosition=this.lastCurrentTime=0},t.onHandlerDestroying=function(){this.stopLoad(),e.prototype.onHandlerDestroying.call(this)},t.onHandlerDestroyed=function(){this.state=et.STOPPED,this.fragmentTracker=null},t.computeLivePosition=function(e,t){var r=void 0!==this.config.liveSyncDuration?this.config.liveSyncDuration:this.config.liveSyncDurationCount*t.targetduration;return e+Math.max(0,t.totalduration-r)},BaseStreamController}(ee);function stream_controller_defineProperties(e,t){for(var r=0;r<t.length;r++){var i=t[r];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(e,i.key,i)}}var ei=function(e){function StreamController(t,r){var i;return(i=e.call(this,t,y.default.MEDIA_ATTACHED,y.default.MEDIA_DETACHING,y.default.MANIFEST_LOADING,y.default.MANIFEST_PARSED,y.default.LEVEL_LOADED,y.default.KEY_LOADED,y.default.FRAG_LOADED,y.default.FRAG_LOAD_EMERGENCY_ABORTED,y.default.FRAG_PARSING_INIT_SEGMENT,y.default.FRAG_PARSING_DATA,y.default.FRAG_PARSED,y.default.ERROR,y.default.AUDIO_TRACK_SWITCHING,y.default.AUDIO_TRACK_SWITCHED,y.default.BUFFER_CREATED,y.default.BUFFER_APPENDED,y.default.BUFFER_FLUSHED)||this).fragmentTracker=r,i.config=t.config,i.audioCodecSwap=!1,i._state=et.STOPPED,i.stallReported=!1,i.gapController=null,i.altAudio=!1,i}StreamController.prototype=Object.create(e.prototype),StreamController.prototype.constructor=StreamController,StreamController.__proto__=e;var t,r,i=StreamController.prototype;return i.startLoad=function(e){if(this.levels){var t=this.lastCurrentTime,r=this.hls;if(this.stopLoad(),this.setInterval(100),this.level=-1,this.fragLoadError=0,!this.startFragRequested){var i=r.startLevel;-1===i&&(i=0,this.bitrateTest=!0),this.level=r.nextLoadLevel=i,this.loadedmetadata=!1}t>0&&-1===e&&(T.logger.log("override startPosition with lastCurrentTime @"+t.toFixed(3)),e=t),this.state=et.IDLE,this.nextLoadPosition=this.startPosition=this.lastCurrentTime=e,this.tick()}else this.forceStartLoad=!0,this.state=et.STOPPED},i.stopLoad=function(){this.forceStartLoad=!1,e.prototype.stopLoad.call(this)},i.doTick=function(){switch(this.state){case et.BUFFER_FLUSHING:this.fragLoadError=0;break;case et.IDLE:this._doTickIdle();break;case et.WAITING_LEVEL:var e=this.levels[this.level];e&&e.details&&(this.state=et.IDLE);break;case et.FRAG_LOADING_WAITING_RETRY:var t=window.performance.now(),r=this.retryDate;(!r||t>=r||this.media&&this.media.seeking)&&(T.logger.log("mediaController: retryDate reached, switch back to IDLE state"),this.state=et.IDLE);case et.ERROR:case et.STOPPED:case et.FRAG_LOADING:case et.PARSING:case et.PARSED:case et.ENDED:}this._checkBuffer(),this._checkFragmentChanged()},i._doTickIdle=function(){var e=this.hls,t=e.config,r=this.media;if(void 0!==this.levelLastLoaded&&(r||!this.startFragRequested&&t.startFragPrefetch)){n=this.loadedmetadata?r.currentTime:this.nextLoadPosition;var i=e.nextLoadLevel,a=this.levels[i];if(a){var n,s,o=a.bitrate;s=Math.min(s=o?Math.max(8*t.maxBufferSize/o,t.maxBufferLength):t.maxBufferLength,t.maxMaxBufferLength);var l=H.bufferInfo(this.mediaBuffer?this.mediaBuffer:r,n,t.maxBufferHole),u=l.len;if(!(u>=s)){T.logger.trace("buffer length of "+u.toFixed(3)+" is below max of "+s.toFixed(3)+". checking for more payload ..."),this.level=e.nextLoadLevel=i;var d=a.details;if(!d||d.live&&this.levelLastLoaded!==i){this.state=et.WAITING_LEVEL;return}if(this._streamEnded(l,d)){var c={};this.altAudio&&(c.type="video"),this.hls.trigger(y.default.BUFFER_EOS,c),this.state=et.ENDED;return}this._fetchPayloadOrEos(n,l,d)}}}},i._fetchPayloadOrEos=function(e,t,r){var i=this.fragPrevious,a=this.level,n=r.fragments,s=n.length;if(0!==s){var o,l=n[0].start,u=n[s-1].start+n[s-1].duration,d=t.end;if(r.initSegment&&!r.initSegment.data)o=r.initSegment;else if(r.live){var c=this.config.initialLiveManifestSize;if(s<c){T.logger.warn("Can not start playback of a level, reason: not enough fragments "+s+" < "+c);return}if(null===(o=this._ensureFragmentAtLivePoint(r,d,l,u,i,n,s)))return}else d<l&&(o=n[0]);o||(o=this._findFragment(l,i,s,n,d,u,r)),o&&(o.encrypted?(T.logger.log("Loading key for "+o.sn+" of ["+r.startSN+" ,"+r.endSN+"],level "+a),this._loadKey(o)):(T.logger.log("Loading "+o.sn+" of ["+r.startSN+" ,"+r.endSN+"],level "+a+", currentTime:"+e.toFixed(3)+",bufferEnd:"+d.toFixed(3)),this._loadFragment(o)))}},i._ensureFragmentAtLivePoint=function(e,t,r,i,a,n,s){var o,l=this.hls.config,u=this.media,d=void 0!==l.liveMaxLatencyDuration?l.liveMaxLatencyDuration:l.liveMaxLatencyDurationCount*e.targetduration;if(t<Math.max(r-l.maxFragLookUpTolerance,i-d)){var c=this.liveSyncPosition=this.computeLivePosition(r,e);t=c,u&&!u.paused&&u.readyState&&u.duration>c&&c>u.currentTime&&(T.logger.log("buffer end: "+t.toFixed(3)+" is located too far from the end of live sliding playlist, reset currentTime to : "+c.toFixed(3)),u.currentTime=c),this.nextLoadPosition=c}if(e.PTSKnown&&t>i&&u&&u.readyState)return null;if(this.startFragRequested&&!e.PTSKnown){if(a){if(e.hasProgramDateTime)T.logger.log("live playlist, switching playlist, load frag with same PDT: "+a.programDateTime),o=findFragmentByPDT(n,a.endProgramDateTime,l.maxFragLookUpTolerance);else{var h=a.sn+1;if(h>=e.startSN&&h<=e.endSN){var f=n[h-e.startSN];a.cc===f.cc&&(o=f,T.logger.log("live playlist, switching playlist, load frag with next SN: "+o.sn))}!o&&(o=j.search(n,function(e){return a.cc-e.cc}))&&T.logger.log("live playlist, switching playlist, load frag with same CC: "+o.sn)}}o||(o=n[Math.min(s-1,Math.round(s/2))],T.logger.log("live playlist, switching playlist, unknown, load middle frag : "+o.sn))}return o},i._findFragment=function(e,t,r,i,a,n,s){var o,l=this.hls.config;if(a<n){var u=a>n-l.maxFragLookUpTolerance?0:l.maxFragLookUpTolerance;o=findFragmentByPTS(t,i,a,u)}else o=i[r-1];if(o){var d=o.sn-s.startSN,c=t&&o.level===t.level,h=i[d-1],f=i[d+1];if(t&&o.sn===t.sn){if(c&&!o.backtracked){if(o.sn<s.endSN){var g=t.deltaPTS;g&&g>l.maxBufferHole&&t.dropped&&d?(o=h,T.logger.warn("Previous fragment was dropped with large PTS gap between audio and video. Maybe fragment is not starting with a keyframe? Loading previous one to try to overcome this")):(o=f,T.logger.log("Re-loading fragment with SN: "+o.sn))}else o=null}else o.backtracked&&(f&&f.backtracked?(T.logger.warn("Already backtracked from fragment "+f.sn+", will not backtrack to fragment "+o.sn+". Loading fragment "+f.sn),o=f):(T.logger.warn("Loaded fragment with dropped frames, backtracking 1 segment to find a keyframe"),o.dropped=0,h?(o=h).backtracked=!0:d&&(o=null)))}}return o},i._loadKey=function(e){this.state=et.KEY_LOADING,this.hls.trigger(y.default.KEY_LOADING,{frag:e})},i._loadFragment=function(e){var t=this.fragmentTracker.getState(e);this.fragCurrent=e,"initSegment"!==e.sn&&(this.startFragRequested=!0),Object(v.isFiniteNumber)(e.sn)&&!e.bitrateTest&&(this.nextLoadPosition=e.start+e.duration),e.backtracked||t===G.NOT_LOADED||t===G.PARTIAL?(e.autoLevel=this.hls.autoLevelEnabled,e.bitrateTest=this.bitrateTest,this.hls.trigger(y.default.FRAG_LOADING,{frag:e}),this.demuxer||(this.demuxer=new $(this.hls,"main")),this.state=et.FRAG_LOADING):t===G.APPENDING&&this._reduceMaxBufferLength(e.duration)&&this.fragmentTracker.removeFragment(e)},i.getBufferedFrag=function(e){return this.fragmentTracker.getBufferedFrag(e,u.MAIN)},i.followingBufferedFrag=function(e){return e?this.getBufferedFrag(e.endPTS+.5):null},i._checkFragmentChanged=function(){var e,t,r=this.media;if(r&&r.readyState&&!1===r.seeking&&((t=r.currentTime)>this.lastCurrentTime&&(this.lastCurrentTime=t),H.isBuffered(r,t)?e=this.getBufferedFrag(t):H.isBuffered(r,t+.1)&&(e=this.getBufferedFrag(t+.1)),e)){var i=e;if(i!==this.fragPlaying){this.hls.trigger(y.default.FRAG_CHANGED,{frag:i});var a=i.level;this.fragPlaying&&this.fragPlaying.level===a||this.hls.trigger(y.default.LEVEL_SWITCHED,{level:a}),this.fragPlaying=i}}},i.immediateLevelSwitch=function(){if(T.logger.log("immediateLevelSwitch"),!this.immediateSwitch){this.immediateSwitch=!0;var e,t=this.media;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)},i.immediateLevelSwitchEnd=function(){var e=this.media;e&&e.buffered.length&&(this.immediateSwitch=!1,H.isBuffered(e,e.currentTime)&&(e.currentTime-=1e-4),this.previouslyPaused||e.play())},i.nextLevelSwitch=function(){var e,t,r,i=this.media;if(i&&i.readyState){if((t=this.getBufferedFrag(i.currentTime))&&t.startPTS>1&&this.flushMainBuffer(0,t.startPTS-1),i.paused)e=0;else{var a=this.hls.nextLoadLevel,n=this.levels[a],s=this.fragLastKbps;e=s&&this.fragCurrent?this.fragCurrent.duration*n.bitrate/(1e3*s)+1:0}if((r=this.getBufferedFrag(i.currentTime+e))&&(r=this.followingBufferedFrag(r))){var o=this.fragCurrent;o&&o.loader&&o.loader.abort(),this.fragCurrent=null,this.flushMainBuffer(r.maxStartPTS,Number.POSITIVE_INFINITY)}}},i.flushMainBuffer=function(e,t){this.state=et.BUFFER_FLUSHING;var r={startOffset:e,endOffset:t};this.altAudio&&(r.type="video"),this.hls.trigger(y.default.BUFFER_FLUSHING,r)},i.onMediaAttached=function(e){var t=this.media=this.mediaBuffer=e.media;this.onvseeking=this.onMediaSeeking.bind(this),this.onvseeked=this.onMediaSeeked.bind(this),this.onvended=this.onMediaEnded.bind(this),t.addEventListener("seeking",this.onvseeking),t.addEventListener("seeked",this.onvseeked),t.addEventListener("ended",this.onvended);var r=this.config;this.levels&&r.autoStartLoad&&this.hls.startLoad(r.startPosition),this.gapController=new Z(r,t,this.fragmentTracker,this.hls)},i.onMediaDetaching=function(){var e=this.media;e&&e.ended&&(T.logger.log("MSE detaching and video ended, reset startPosition"),this.startPosition=this.lastCurrentTime=0);var t=this.levels;t&&t.forEach(function(e){e.details&&e.details.fragments.forEach(function(e){e.backtracked=void 0})}),e&&(e.removeEventListener("seeking",this.onvseeking),e.removeEventListener("seeked",this.onvseeked),e.removeEventListener("ended",this.onvended),this.onvseeking=this.onvseeked=this.onvended=null),this.fragmentTracker.removeAllFragments(),this.media=this.mediaBuffer=null,this.loadedmetadata=!1,this.stopLoad()},i.onMediaSeeked=function(){var e=this.media,t=e?e.currentTime:void 0;Object(v.isFiniteNumber)(t)&&T.logger.log("media seeked to "+t.toFixed(3)),this.tick()},i.onManifestLoading=function(){T.logger.log("trigger BUFFER_RESET"),this.hls.trigger(y.default.BUFFER_RESET),this.fragmentTracker.removeAllFragments(),this.stalled=!1,this.startPosition=this.lastCurrentTime=0},i.onManifestParsed=function(e){var t,r=!1,i=!1;e.levels.forEach(function(e){(t=e.audioCodec)&&(-1!==t.indexOf("mp4a.40.2")&&(r=!0),-1!==t.indexOf("mp4a.40.5")&&(i=!0))}),this.audioCodecSwitch=r&&i,this.audioCodecSwitch&&T.logger.log("both AAC/HE-AAC audio found in levels; declaring level codec as HE-AAC"),this.altAudio=e.altAudio,this.levels=e.levels,this.startFragRequested=!1;var a=this.config;(a.autoStartLoad||this.forceStartLoad)&&this.hls.startLoad(a.startPosition)},i.onLevelLoaded=function(e){var t=e.details,r=e.level,i=this.levels[this.levelLastLoaded],a=this.levels[r],n=t.totalduration,s=0;if(T.logger.log("level "+r+" loaded ["+t.startSN+","+t.endSN+"],duration:"+n),t.live){var o=a.details;o&&t.fragments.length>0?(mergeDetails(o,t),s=t.fragments[0].start,this.liveSyncPosition=this.computeLivePosition(s,o),t.PTSKnown&&Object(v.isFiniteNumber)(s)?T.logger.log("live playlist sliding:"+s.toFixed(3)):(T.logger.log("live playlist - outdated PTS, unknown sliding"),alignStream(this.fragPrevious,i,t))):(T.logger.log("live playlist - first load, unknown sliding"),t.PTSKnown=!1,alignStream(this.fragPrevious,i,t))}else t.PTSKnown=!1;if(a.details=t,this.levelLastLoaded=r,this.hls.trigger(y.default.LEVEL_UPDATED,{details:t,level:r}),!1===this.startFragRequested){if(-1===this.startPosition||-1===this.lastCurrentTime){var l=t.startTimeOffset;Object(v.isFiniteNumber)(l)?(l<0&&(T.logger.log("negative start time offset "+l+", count from end of last fragment"),l=s+n+l),T.logger.log("start time offset found in playlist, adjust startPosition to "+l),this.startPosition=l):t.live?(this.startPosition=this.computeLivePosition(s,t),T.logger.log("configure startPosition to "+this.startPosition)):this.startPosition=0,this.lastCurrentTime=this.startPosition}this.nextLoadPosition=this.startPosition}this.state===et.WAITING_LEVEL&&(this.state=et.IDLE),this.tick()},i.onKeyLoaded=function(){this.state===et.KEY_LOADING&&(this.state=et.IDLE,this.tick())},i.onFragLoaded=function(e){var t=this.fragCurrent,r=this.hls,i=this.levels,a=this.media,n=e.frag;if(this.state===et.FRAG_LOADING&&t&&"main"===n.type&&n.level===t.level&&n.sn===t.sn){var s=e.stats,o=i[t.level],l=o.details;if(this.bitrateTest=!1,this.stats=s,T.logger.log("Loaded "+t.sn+" of ["+l.startSN+" ,"+l.endSN+"],level "+t.level),n.bitrateTest&&r.nextLoadLevel)this.state=et.IDLE,this.startFragRequested=!1,s.tparsed=s.tbuffered=window.performance.now(),r.trigger(y.default.FRAG_BUFFERED,{stats:s,frag:t,id:"main"}),this.tick();else if("initSegment"===n.sn)this.state=et.IDLE,s.tparsed=s.tbuffered=window.performance.now(),l.initSegment.data=e.payload,r.trigger(y.default.FRAG_BUFFERED,{stats:s,frag:t,id:"main"}),this.tick();else{T.logger.log("Parsing "+t.sn+" of ["+l.startSN+" ,"+l.endSN+"],level "+t.level+", cc "+t.cc),this.state=et.PARSING,this.pendingBuffering=!0,this.appended=!1,n.bitrateTest&&(n.bitrateTest=!1,this.fragmentTracker.onFragLoaded({frag:n}));var u=!(a&&a.seeking)&&(l.PTSKnown||!l.live),d=l.initSegment?l.initSegment.data:[],c=this._getAudioCodec(o);(this.demuxer=this.demuxer||new $(this.hls,"main")).push(e.payload,d,c,o.videoCodec,t,l.totalduration,u)}}this.fragLoadError=0},i.onFragParsingInitSegment=function(e){var t=this.fragCurrent,r=e.frag;if(t&&"main"===e.id&&r.sn===t.sn&&r.level===t.level&&this.state===et.PARSING){var i,a,n=e.tracks;if(n.audio&&this.altAudio&&delete n.audio,a=n.audio){var s=this.levels[this.level].audioCodec,o=navigator.userAgent.toLowerCase();s&&this.audioCodecSwap&&(T.logger.log("swapping playlist audio codec"),s=-1!==s.indexOf("mp4a.40.5")?"mp4a.40.2":"mp4a.40.5"),this.audioCodecSwitch&&1!==a.metadata.channelCount&&-1===o.indexOf("firefox")&&(s="mp4a.40.5"),-1!==o.indexOf("android")&&"audio/mpeg"!==a.container&&(s="mp4a.40.2",T.logger.log("Android: force audio codec to "+s)),a.levelCodec=s,a.id=e.id}for(i in(a=n.video)&&(a.levelCodec=this.levels[this.level].videoCodec,a.id=e.id),this.hls.trigger(y.default.BUFFER_CODECS,n),n){a=n[i],T.logger.log("main track:"+i+",container:"+a.container+",codecs[level/parsed]=["+a.levelCodec+"/"+a.codec+"]");var l=a.initSegment;l&&(this.appended=!0,this.pendingBuffering=!0,this.hls.trigger(y.default.BUFFER_APPENDING,{type:i,data:l,parent:"main",content:"initSegment"}))}this.tick()}},i.onFragParsingData=function(e){var t=this,r=this.fragCurrent,i=e.frag;if(r&&"main"===e.id&&i.sn===r.sn&&i.level===r.level&&!("audio"===e.type&&this.altAudio)&&this.state===et.PARSING){var a=this.levels[this.level];if(Object(v.isFiniteNumber)(e.endPTS)||(e.endPTS=e.startPTS+r.duration,e.endDTS=e.startDTS+r.duration),!0===e.hasAudio&&r.addElementaryStream(d.AUDIO),!0===e.hasVideo&&r.addElementaryStream(d.VIDEO),T.logger.log("Parsed "+e.type+",PTS:["+e.startPTS.toFixed(3)+","+e.endPTS.toFixed(3)+"],DTS:["+e.startDTS.toFixed(3)+"/"+e.endDTS.toFixed(3)+"],nb:"+e.nb+",dropped:"+(e.dropped||0)),"video"===e.type){if(r.dropped=e.dropped,r.dropped){if(r.backtracked)T.logger.warn("Already backtracked on this fragment, appending with the gap",r.sn);else{var n=a.details;if(n&&r.sn===n.startSN)T.logger.warn("missing video frame(s) on first frag, appending with gap",r.sn);else{T.logger.warn("missing video frame(s), backtracking fragment",r.sn),this.fragmentTracker.removeFragment(r),r.backtracked=!0,this.nextLoadPosition=e.startPTS,this.state=et.IDLE,this.fragPrevious=r,this.tick();return}}}else r.backtracked=!1}var s=updateFragPTSDTS(a.details,r,e.startPTS,e.endPTS,e.startDTS,e.endDTS),o=this.hls;o.trigger(y.default.LEVEL_PTS_UPDATED,{details:a.details,level:this.level,drift:s,type:e.type,start:e.startPTS,end:e.endPTS}),[e.data1,e.data2].forEach(function(r){r&&r.length&&t.state===et.PARSING&&(t.appended=!0,t.pendingBuffering=!0,o.trigger(y.default.BUFFER_APPENDING,{type:e.type,data:r,parent:"main",content:"data"}))}),this.tick()}},i.onFragParsed=function(e){var t=this.fragCurrent,r=e.frag;t&&"main"===e.id&&r.sn===t.sn&&r.level===t.level&&this.state===et.PARSING&&(this.stats.tparsed=window.performance.now(),this.state=et.PARSED,this._checkAppendedParsed())},i.onAudioTrackSwitching=function(e){var t=!!e.url,r=e.id;if(!t){if(this.mediaBuffer!==this.media){T.logger.log("switching on main audio, use media.buffered to schedule main fragment loading"),this.mediaBuffer=this.media;var i=this.fragCurrent;i.loader&&(T.logger.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=et.IDLE}var a=this.hls;a.trigger(y.default.BUFFER_FLUSHING,{startOffset:0,endOffset:Number.POSITIVE_INFINITY,type:"audio"}),a.trigger(y.default.AUDIO_TRACK_SWITCHED,{id:r}),this.altAudio=!1}},i.onAudioTrackSwitched=function(e){var t=e.id,r=!!this.hls.audioTracks[t].url;if(r){var i=this.videoBuffer;i&&this.mediaBuffer!==i&&(T.logger.log("switching on alternate audio, use video.buffered to schedule main fragment loading"),this.mediaBuffer=i)}this.altAudio=r,this.tick()},i.onBufferCreated=function(e){var t,r,i=e.tracks,a=!1;for(var n in i){var s=i[n];"main"===s.id?(r=n,t=s,"video"===n&&(this.videoBuffer=i[n].buffer)):a=!0}a&&t?(T.logger.log("alternate track found, use "+r+".buffered to schedule main fragment loading"),this.mediaBuffer=t.buffer):this.mediaBuffer=this.media},i.onBufferAppended=function(e){if("main"===e.parent){var t=this.state;(t===et.PARSING||t===et.PARSED)&&(this.pendingBuffering=e.pending>0,this._checkAppendedParsed())}},i._checkAppendedParsed=function(){if(this.state===et.PARSED&&(!this.appended||!this.pendingBuffering)){var e=this.fragCurrent;if(e){var t=this.mediaBuffer?this.mediaBuffer:this.media;T.logger.log("main buffered : "+J.toString(t.buffered)),this.fragPrevious=e;var r=this.stats;r.tbuffered=window.performance.now(),this.fragLastKbps=Math.round(8*r.total/(r.tbuffered-r.tfirst)),this.hls.trigger(y.default.FRAG_BUFFERED,{stats:r,frag:e,id:"main"}),this.state=et.IDLE}this.tick()}},i.onError=function(e){var t=e.frag||this.fragCurrent;if(!t||"main"===t.type){var r=!!this.media&&H.isBuffered(this.media,this.media.currentTime)&&H.isBuffered(this.media,this.media.currentTime+.5);switch(e.details){case m.ErrorDetails.FRAG_LOAD_ERROR:case m.ErrorDetails.FRAG_LOAD_TIMEOUT:case m.ErrorDetails.KEY_LOAD_ERROR:case m.ErrorDetails.KEY_LOAD_TIMEOUT:if(!e.fatal){if(this.fragLoadError+1<=this.config.fragLoadingMaxRetry){var i=Math.min(Math.pow(2,this.fragLoadError)*this.config.fragLoadingRetryDelay,this.config.fragLoadingMaxRetryTimeout);T.logger.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=et.FRAG_LOADING_WAITING_RETRY}else T.logger.error("mediaController: "+e.details+" reaches max retry, redispatch as fatal ..."),e.fatal=!0,this.state=et.ERROR}break;case m.ErrorDetails.LEVEL_LOAD_ERROR:case m.ErrorDetails.LEVEL_LOAD_TIMEOUT:this.state===et.ERROR||(e.fatal?(this.state=et.ERROR,T.logger.warn("streamController: "+e.details+",switch to "+this.state+" state ...")):e.levelRetry||this.state!==et.WAITING_LEVEL||(this.state=et.IDLE));break;case m.ErrorDetails.BUFFER_FULL_ERROR:"main"===e.parent&&(this.state===et.PARSING||this.state===et.PARSED)&&(r?(this._reduceMaxBufferLength(this.config.maxBufferLength),this.state=et.IDLE):(T.logger.warn("buffer full error also media.currentTime is not buffered, flush everything"),this.fragCurrent=null,this.flushMainBuffer(0,Number.POSITIVE_INFINITY)))}}},i._reduceMaxBufferLength=function(e){var t=this.config;return t.maxMaxBufferLength>=e&&(t.maxMaxBufferLength/=2,T.logger.warn("main:reduce max buffer length to "+t.maxMaxBufferLength+"s"),!0)},i._checkBuffer=function(){var e=this.media;if(e&&0!==e.readyState){var t=(this.mediaBuffer?this.mediaBuffer:e).buffered;!this.loadedmetadata&&t.length?(this.loadedmetadata=!0,this._seekToStartPos()):this.immediateSwitch?this.immediateLevelSwitchEnd():this.gapController.poll(this.lastCurrentTime,t)}},i.onFragLoadEmergencyAborted=function(){this.state=et.IDLE,this.loadedmetadata||(this.startFragRequested=!1,this.nextLoadPosition=this.startPosition),this.tick()},i.onBufferFlushed=function(){var e=this.mediaBuffer?this.mediaBuffer:this.media;e&&this.fragmentTracker.detectEvictedFragments(d.VIDEO,e.buffered),this.state=et.IDLE,this.fragPrevious=null},i.swapAudioCodec=function(){this.audioCodecSwap=!this.audioCodecSwap},i._seekToStartPos=function(){var e=this.media,t=e.currentTime,r=e.seeking?t:this.startPosition;t!==r&&r>=0&&(T.logger.log("target start position not buffered, seek to buffered.start(0) "+r+" from current time "+t+" "),e.currentTime=r)},i._getAudioCodec=function(e){var t=this.config.defaultAudioCodec||e.audioCodec;return this.audioCodecSwap&&(T.logger.log("swapping playlist audio codec"),t&&(t=-1!==t.indexOf("mp4a.40.5")?"mp4a.40.2":"mp4a.40.5")),t},t=[{key:"state",set:function(e){if(this.state!==e){var t=this.state;this._state=e,T.logger.log("main stream-controller: "+t+"->"+e),this.hls.trigger(y.default.STREAM_STATE_TRANSITION,{previousState:t,nextState:e})}},get:function(){return this._state}},{key:"currentLevel",get:function(){var e=this.media;if(e){var t=this.getBufferedFrag(e.currentTime);if(t)return t.level}return -1}},{key:"nextBufferedFrag",get:function(){var e=this.media;return e?this.followingBufferedFrag(this.getBufferedFrag(e.currentTime)):null}},{key:"nextLevel",get:function(){var e=this.nextBufferedFrag;return e?e.level:-1}},{key:"liveSyncPosition",get:function(){return this._liveSyncPosition},set:function(e){this._liveSyncPosition=e}}],stream_controller_defineProperties(StreamController.prototype,t),r&&stream_controller_defineProperties(StreamController,r),StreamController}(er);function level_controller_defineProperties(e,t){for(var r=0;r<t.length;r++){var i=t[r];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(e,i.key,i)}}window.performance;var ea=function(e){function LevelController(t){var r;return(r=e.call(this,t,y.default.MANIFEST_LOADED,y.default.LEVEL_LOADED,y.default.AUDIO_TRACK_SWITCHED,y.default.FRAG_LOADED,y.default.ERROR)||this).canload=!1,r.currentLevelIndex=null,r.manualLevelIndex=-1,r.timer=null,c=/chrome|firefox/.test(navigator.userAgent.toLowerCase()),r}LevelController.prototype=Object.create(e.prototype),LevelController.prototype.constructor=LevelController,LevelController.__proto__=e;var t,r,i=LevelController.prototype;return i.onHandlerDestroying=function(){this.clearTimer(),this.manualLevelIndex=-1},i.clearTimer=function(){null!==this.timer&&(clearTimeout(this.timer),this.timer=null)},i.startLoad=function(){var e=this._levels;this.canload=!0,this.levelRetryCount=0,e&&e.forEach(function(e){e.loadError=0;var t=e.details;t&&t.live&&(e.details=void 0)}),null!==this.timer&&this.loadLevel()},i.stopLoad=function(){this.canload=!1},i.onManifestLoaded=function(e){var t,r=[],i=[],a={},n=null,s=!1,o=!1;if(e.levels.forEach(function(e){var t=e.attrs;e.loadError=0,e.fragmentError=!1,s=s||!!e.videoCodec,o=o||!!e.audioCodec,c&&e.audioCodec&&-1!==e.audioCodec.indexOf("mp4a.40.34")&&(e.audioCodec=void 0),(n=a[e.bitrate])?n.url.push(e.url):(e.url=[e.url],e.urlId=0,a[e.bitrate]=e,r.push(e)),t&&(t.AUDIO&&(o=!0,addGroupId(n||e,"audio",t.AUDIO)),t.SUBTITLES&&addGroupId(n||e,"text",t.SUBTITLES))}),s&&o&&(r=r.filter(function(e){return!!e.videoCodec})),r=r.filter(function(e){var t=e.audioCodec,r=e.videoCodec;return(!t||isCodecSupportedInMp4(t,"audio"))&&(!r||isCodecSupportedInMp4(r,"video"))}),e.audioTracks&&(i=e.audioTracks.filter(function(e){return!e.audioCodec||isCodecSupportedInMp4(e.audioCodec,"audio")})).forEach(function(e,t){e.id=t}),r.length>0){t=r[0].bitrate,r.sort(function(e,t){return e.bitrate-t.bitrate}),this._levels=r;for(var l=0;l<r.length;l++)if(r[l].bitrate===t){this._firstLevel=l,T.logger.log("manifest loaded,"+r.length+" level(s) found, first bitrate:"+t);break}this.hls.trigger(y.default.MANIFEST_PARSED,{levels:r,audioTracks:i,firstLevel:this._firstLevel,stats:e.stats,audio:o,video:s,altAudio:i.some(function(e){return!!e.url})})}else this.hls.trigger(y.default.ERROR,{type:m.ErrorTypes.MEDIA_ERROR,details:m.ErrorDetails.MANIFEST_INCOMPATIBLE_CODECS_ERROR,fatal:!0,url:this.hls.url,reason:"no level with compatible codecs found in manifest"})},i.setLevelInternal=function(e){var t=this._levels,r=this.hls;if(e>=0&&e<t.length){if(this.clearTimer(),this.currentLevelIndex!==e){T.logger.log("switching to level "+e),this.currentLevelIndex=e;var i=t[e];i.level=e,r.trigger(y.default.LEVEL_SWITCHING,i)}var a=t[e],n=a.details;if(!n||n.live){var s=a.urlId;r.trigger(y.default.LEVEL_LOADING,{url:a.url[s],level:e,id:s})}}else r.trigger(y.default.ERROR,{type:m.ErrorTypes.OTHER_ERROR,details:m.ErrorDetails.LEVEL_SWITCH_ERROR,level:e,fatal:!1,reason:"invalid level idx"})},i.onError=function(e){if(e.fatal){e.type===m.ErrorTypes.NETWORK_ERROR&&this.clearTimer();return}var t,r=!1,i=!1;switch(e.details){case m.ErrorDetails.FRAG_LOAD_ERROR:case m.ErrorDetails.FRAG_LOAD_TIMEOUT:case m.ErrorDetails.KEY_LOAD_ERROR:case m.ErrorDetails.KEY_LOAD_TIMEOUT:t=e.frag.level,i=!0;break;case m.ErrorDetails.LEVEL_LOAD_ERROR:case m.ErrorDetails.LEVEL_LOAD_TIMEOUT:t=e.context.level,r=!0;break;case m.ErrorDetails.REMUX_ALLOC_ERROR:t=e.level,r=!0}void 0!==t&&this.recoverLevel(e,t,r,i)},i.recoverLevel=function(e,t,r,i){var a,n,s,o=this,l=this.hls.config,u=e.details,d=this._levels[t];if(d.loadError++,d.fragmentError=i,r){if(this.levelRetryCount+1<=l.levelLoadingMaxRetry)n=Math.min(Math.pow(2,this.levelRetryCount)*l.levelLoadingRetryDelay,l.levelLoadingMaxRetryTimeout),this.timer=setTimeout(function(){return o.loadLevel()},n),e.levelRetry=!0,this.levelRetryCount++,T.logger.warn("level controller, "+u+", retry in "+n+" ms, current retry count is "+this.levelRetryCount);else{T.logger.error("level controller, cannot recover from "+u+" error"),this.currentLevelIndex=null,this.clearTimer(),e.fatal=!0;return}}(r||i)&&((a=d.url.length)>1&&d.loadError<a?(d.urlId=(d.urlId+1)%a,d.details=void 0,T.logger.warn("level controller, "+u+" for level "+t+": switching to redundant URL-id "+d.urlId)):-1===this.manualLevelIndex?(s=0===t?this._levels.length-1:t-1,T.logger.warn("level controller, "+u+": switch to "+s),this.hls.nextAutoLevel=this.currentLevelIndex=s):i&&(T.logger.warn("level controller, "+u+": reload a fragment"),this.currentLevelIndex=null))},i.onFragLoaded=function(e){var t=e.frag;if(void 0!==t&&"main"===t.type){var r=this._levels[t.level];void 0!==r&&(r.fragmentError=!1,r.loadError=0,this.levelRetryCount=0)}},i.onLevelLoaded=function(e){var t=this,r=e.level,i=e.details;if(r===this.currentLevelIndex){var a=this._levels[r];if(a.fragmentError||(a.loadError=0,this.levelRetryCount=0),i.live){var n=computeReloadInterval(a.details,i,e.stats.trequest);T.logger.log("live playlist, reload in "+Math.round(n)+" ms"),this.timer=setTimeout(function(){return t.loadLevel()},n)}else this.clearTimer()}},i.onAudioTrackSwitched=function(e){var t=this.hls.audioTracks[e.id].groupId,r=this.hls.levels[this.currentLevelIndex];if(r&&r.audioGroupIds){for(var i=-1,a=0;a<r.audioGroupIds.length;a++)if(r.audioGroupIds[a]===t){i=a;break}i!==r.urlId&&(r.urlId=i,this.startLoad())}},i.loadLevel=function(){if(T.logger.debug("call to loadLevel"),null!==this.currentLevelIndex&&this.canload){var e=this._levels[this.currentLevelIndex];if("object"==typeof e&&e.url.length>0){var t=this.currentLevelIndex,r=e.urlId,i=e.url[r];T.logger.log("Attempt loading level index "+t+" with URL-id "+r),this.hls.trigger(y.default.LEVEL_LOADING,{url:i,level:t,id:r})}}},t=[{key:"levels",get:function(){return this._levels}},{key:"level",get:function(){return this.currentLevelIndex},set:function(e){var t=this._levels;t&&(e=Math.min(e,t.length-1),this.currentLevelIndex===e&&t[e].details||this.setLevelInternal(e))}},{key:"manualLevel",get:function(){return this.manualLevelIndex},set:function(e){this.manualLevelIndex=e,void 0===this._startLevel&&(this._startLevel=e),-1!==e&&(this.level=e)}},{key:"firstLevel",get:function(){return this._firstLevel},set:function(e){this._firstLevel=e}},{key:"startLevel",get:function(){if(void 0!==this._startLevel)return this._startLevel;var e=this.hls.config.startLevel;return void 0!==e?e:this._firstLevel},set:function(e){this._startLevel=e}},{key:"nextLoadLevel",get:function(){return -1!==this.manualLevelIndex?this.manualLevelIndex:this.hls.nextAutoLevel},set:function(e){this.level=e,-1===this.manualLevelIndex&&(this.hls.nextAutoLevel=e)}}],level_controller_defineProperties(LevelController.prototype,t),r&&level_controller_defineProperties(LevelController,r),LevelController}(_),en=r("./src/demux/id3.js");function sendAddTrackEvent(e,t){var r;try{r=new Event("addtrack")}catch(e){(r=document.createEvent("Event")).initEvent("addtrack",!1,!1)}r.track=e,t.dispatchEvent(r)}function clearCurrentCues(e){if(e&&e.cues)for(;e.cues.length>0;)e.removeCue(e.cues[0])}var es=function(e){function ID3TrackController(t){var r;return(r=e.call(this,t,y.default.MEDIA_ATTACHED,y.default.MEDIA_DETACHING,y.default.FRAG_PARSING_METADATA,y.default.LIVE_BACK_BUFFER_REACHED)||this).id3Track=void 0,r.media=void 0,r}ID3TrackController.prototype=Object.create(e.prototype),ID3TrackController.prototype.constructor=ID3TrackController,ID3TrackController.__proto__=e;var t=ID3TrackController.prototype;return t.destroy=function(){_.prototype.destroy.call(this)},t.onMediaAttached=function(e){this.media=e.media,this.media},t.onMediaDetaching=function(){clearCurrentCues(this.id3Track),this.id3Track=void 0,this.media=void 0},t.getID3Track=function(e){for(var t=0;t<e.length;t++){var r=e[t];if("metadata"===r.kind&&"id3"===r.label)return sendAddTrackEvent(r,this.media),r}return this.media.addTextTrack("metadata","id3")},t.onFragParsingMetadata=function(e){var t=e.frag,r=e.samples;this.id3Track||(this.id3Track=this.getID3Track(this.media.textTracks),this.id3Track.mode="hidden");for(var i=window.WebKitDataCue||window.VTTCue||window.TextTrackCue,a=0;a<r.length;a++){var n=en.default.getID3Frames(r[a].data);if(n){var s=r[a].pts,o=a<r.length-1?r[a+1].pts:t.endPTS;s===o?o+=1e-4:s>o&&(T.logger.warn("detected an id3 sample with endTime < startTime, adjusting endTime to (startTime + 0.25)"),o=s+.25);for(var l=0;l<n.length;l++){var u=n[l];if(!en.default.isTimeStampFrame(u)){var d=new i(s,o,"");d.value=u,this.id3Track.addCue(d)}}}}},t.onLiveBackBufferReached=function(e){var t=e.bufferEnd,r=this.id3Track;if(r&&r.cues&&r.cues.length){var i=function(e,t){if(t<e[0].endTime)return e[0];if(t>e[e.length-1].endTime)return e[e.length-1];for(var r=0,i=e.length-1;r<=i;){var a=Math.floor((i+r)/2);if(t<e[a].endTime)i=a-1;else{if(!(t>e[a].endTime))return e[a];r=a+1}}return e[r].endTime-t<t-e[i].endTime?e[r]:e[i]}(r.cues,t);if(i)for(;r.cues[0]!==i;)r.removeCue(r.cues[0])}},ID3TrackController}(_),eo=function(){function EWMA(e){this.alpha_=void 0,this.estimate_=void 0,this.totalWeight_=void 0,this.alpha_=e?Math.exp(Math.log(.5)/e):0,this.estimate_=0,this.totalWeight_=0}var e=EWMA.prototype;return e.sample=function(e,t){var r=Math.pow(this.alpha_,e);this.estimate_=t*(1-r)+r*this.estimate_,this.totalWeight_+=e},e.getTotalWeight=function(){return this.totalWeight_},e.getEstimate=function(){if(!this.alpha_)return this.estimate_;var e=1-Math.pow(this.alpha_,this.totalWeight_);return this.estimate_/e},EWMA}(),el=function(){function EwmaBandWidthEstimator(e,t,r,i){this.hls=void 0,this.defaultEstimate_=void 0,this.minWeight_=void 0,this.minDelayMs_=void 0,this.slow_=void 0,this.fast_=void 0,this.hls=e,this.defaultEstimate_=i,this.minWeight_=.001,this.minDelayMs_=50,this.slow_=new eo(t),this.fast_=new eo(r)}var e=EwmaBandWidthEstimator.prototype;return e.sample=function(e,t){var r=(e=Math.max(e,this.minDelayMs_))/1e3,i=8*t/r;this.fast_.sample(r,i),this.slow_.sample(r,i)},e.canEstimate=function(){var e=this.fast_;return e&&e.getTotalWeight()>=this.minWeight_},e.getEstimate=function(){return this.canEstimate()?Math.min(this.fast_.getEstimate(),this.slow_.getEstimate()):this.defaultEstimate_},e.destroy=function(){},EwmaBandWidthEstimator}();function abr_controller_defineProperties(e,t){for(var r=0;r<t.length;r++){var i=t[r];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(e,i.key,i)}}var eu=window.performance,ed=function(e){function AbrController(t){var r;return(r=e.call(this,t,y.default.FRAG_LOADING,y.default.FRAG_LOADED,y.default.FRAG_BUFFERED,y.default.ERROR)||this).lastLoadedFragLevel=0,r._nextAutoLevel=-1,r.hls=t,r.timer=null,r._bwEstimator=null,r.onCheck=r._abandonRulesCheck.bind(function(e){if(void 0===e)throw ReferenceError("this hasn't been initialised - super() hasn't been called");return e}(r)),r}AbrController.prototype=Object.create(e.prototype),AbrController.prototype.constructor=AbrController,AbrController.__proto__=e;var t,r,i=AbrController.prototype;return i.destroy=function(){this.clearTimer(),_.prototype.destroy.call(this)},i.onFragLoading=function(e){var t=e.frag;if("main"===t.type&&(this.timer||(this.fragCurrent=t,this.timer=setInterval(this.onCheck,100)),!this._bwEstimator)){var r,i,a=this.hls,n=a.config,s=t.level;a.levels[s].details.live?(r=n.abrEwmaFastLive,i=n.abrEwmaSlowLive):(r=n.abrEwmaFastVoD,i=n.abrEwmaSlowVoD),this._bwEstimator=new el(a,i,r,n.abrEwmaDefaultEstimate)}},i._abandonRulesCheck=function(){var e=this.hls,t=e.media,r=this.fragCurrent;if(r){var i=r.loader,a=e.minAutoLevel;if(!i||i.stats&&i.stats.aborted){T.logger.warn("frag loader destroy or aborted, disarm abandonRules"),this.clearTimer(),this._nextAutoLevel=-1;return}var n=i.stats;if(t&&n&&(!t.paused&&0!==t.playbackRate||!t.readyState)&&r.autoLevel&&r.level){var s=eu.now()-n.trequest,o=Math.abs(t.playbackRate);if(s>500*r.duration/o){var l=e.levels,u=Math.max(1,n.bw?n.bw/8:1e3*n.loaded/s),d=l[r.level],c=d.realBitrate?Math.max(d.realBitrate,d.bitrate):d.bitrate,h=n.total?n.total:Math.max(n.loaded,Math.round(r.duration*c/8)),f=t.currentTime,g=(h-n.loaded)/u,p=(H.bufferInfo(t,f,e.config.maxBufferHole).end-f)/o;if(p<2*r.duration/o&&g>p){for(v=r.level-1;v>a;v--){var m,v,E=l[v].realBitrate?Math.max(l[v].realBitrate,l[v].bitrate):l[v].bitrate;if(r.duration*E/(6.4*u)<p)break}m<g&&(T.logger.warn("loading too slow, abort fragment loading and switch to level "+v+":fragLoadedDelay["+v+"]<fragLoadedDelay["+(r.level-1)+"];bufferStarvationDelay:"+m.toFixed(1)+"<"+g.toFixed(1)+":"+p.toFixed(1)),e.nextLoadLevel=v,this._bwEstimator.sample(s,n.loaded),i.abort(),this.clearTimer(),e.trigger(y.default.FRAG_LOAD_EMERGENCY_ABORTED,{frag:r,stats:n}))}}}}},i.onFragLoaded=function(e){var t=e.frag;if("main"===t.type&&Object(v.isFiniteNumber)(t.sn)){if(this.clearTimer(),this.lastLoadedFragLevel=t.level,this._nextAutoLevel=-1,this.hls.config.abrMaxWithRealBitrate){var r=this.hls.levels[t.level],i=(r.loaded?r.loaded.bytes:0)+e.stats.loaded,a=(r.loaded?r.loaded.duration:0)+e.frag.duration;r.loaded={bytes:i,duration:a},r.realBitrate=Math.round(8*i/a)}if(e.frag.bitrateTest){var n=e.stats;n.tparsed=n.tbuffered=n.tload,this.onFragBuffered(e)}}},i.onFragBuffered=function(e){var t=e.stats,r=e.frag;if(!0!==t.aborted&&"main"===r.type&&Object(v.isFiniteNumber)(r.sn)&&(!r.bitrateTest||t.tload===t.tbuffered)){var i=t.tparsed-t.trequest;T.logger.log("latency/loading/parsing/append/kbps:"+Math.round(t.tfirst-t.trequest)+"/"+Math.round(t.tload-t.tfirst)+"/"+Math.round(t.tparsed-t.tload)+"/"+Math.round(t.tbuffered-t.tparsed)+"/"+Math.round(8*t.loaded/(t.tbuffered-t.trequest))),this._bwEstimator.sample(i,t.loaded),t.bwEstimate=this._bwEstimator.getEstimate(),r.bitrateTest?this.bitrateTestDelay=i/1e3:this.bitrateTestDelay=0}},i.onError=function(e){switch(e.details){case m.ErrorDetails.FRAG_LOAD_ERROR:case m.ErrorDetails.FRAG_LOAD_TIMEOUT:this.clearTimer()}},i.clearTimer=function(){clearInterval(this.timer),this.timer=null},i._findBestLevel=function(e,t,r,i,a,n,s,o,l){for(var u=a;u>=i;u--){var d=l[u];if(d){var c=d.details,h=c?c.totalduration/c.fragments.length:t,f=!!c&&c.live,g=void 0;g=u<=e?s*r:o*r;var p=l[u].realBitrate?Math.max(l[u].realBitrate,l[u].bitrate):l[u].bitrate,m=p*h/g;if(T.logger.trace("level/adjustedbw/bitrate/avgDuration/maxFetchDuration/fetchDuration: "+u+"/"+Math.round(g)+"/"+p+"/"+h+"/"+n+"/"+m),g>p&&(!m||f&&!this.bitrateTestDelay||m<n))return u}}return -1},t=[{key:"nextAutoLevel",get:function(){var e=this._nextAutoLevel,t=this._bwEstimator;if(-1!==e&&(!t||!t.canEstimate()))return e;var r=this._nextABRAutoLevel;return -1!==e&&(r=Math.min(e,r)),r},set:function(e){this._nextAutoLevel=e}},{key:"_nextABRAutoLevel",get:function(){var e=this.hls,t=e.maxAutoLevel,r=e.levels,i=e.config,a=e.minAutoLevel,n=e.media,s=this.lastLoadedFragLevel,o=this.fragCurrent?this.fragCurrent.duration:0,l=n?n.currentTime:0,u=n&&0!==n.playbackRate?Math.abs(n.playbackRate):1,d=this._bwEstimator?this._bwEstimator.getEstimate():i.abrEwmaDefaultEstimate,c=(H.bufferInfo(n,l,i.maxBufferHole).end-l)/u,h=this._findBestLevel(s,o,d,a,t,c,i.abrBandWidthFactor,i.abrBandWidthUpFactor,r);if(h>=0)return h;T.logger.trace("rebuffering expected to happen, lets try to find a quality level minimizing the rebuffering");var f=o?Math.min(o,i.maxStarvationDelay):i.maxStarvationDelay,g=i.abrBandWidthFactor,p=i.abrBandWidthUpFactor;if(0===c){var m=this.bitrateTestDelay;m&&(f=(o?Math.min(o,i.maxLoadingDelay):i.maxLoadingDelay)-m,T.logger.trace("bitrate test took "+Math.round(1e3*m)+"ms, set first fragment max fetchDuration to "+Math.round(1e3*f)+" ms"),g=p=1)}return Math.max(h=this._findBestLevel(s,o,d,a,t,c+f,g,p,r),0)}}],abr_controller_defineProperties(AbrController.prototype,t),r&&abr_controller_defineProperties(AbrController,r),AbrController}(_),ec=getMediaSource(),eh=function(e){function BufferController(t){var r;return(r=e.call(this,t,y.default.MEDIA_ATTACHING,y.default.MEDIA_DETACHING,y.default.MANIFEST_PARSED,y.default.BUFFER_RESET,y.default.BUFFER_APPENDING,y.default.BUFFER_CODECS,y.default.BUFFER_EOS,y.default.BUFFER_FLUSHING,y.default.LEVEL_PTS_UPDATED,y.default.LEVEL_UPDATED)||this)._msDuration=null,r._levelDuration=null,r._levelTargetDuration=10,r._live=null,r._objectUrl=null,r._needsFlush=!1,r._needsEos=!1,r.config=void 0,r.audioTimestampOffset=void 0,r.bufferCodecEventsExpected=0,r._bufferCodecEventsTotal=0,r.media=null,r.mediaSource=null,r.segments=[],r.parent=void 0,r.appending=!1,r.appended=0,r.appendError=0,r.flushBufferCounter=0,r.tracks={},r.pendingTracks={},r.sourceBuffer={},r.flushRange=[],r._onMediaSourceOpen=function(){T.logger.log("media source opened"),r.hls.trigger(y.default.MEDIA_ATTACHED,{media:r.media});var e=r.mediaSource;e&&e.removeEventListener("sourceopen",r._onMediaSourceOpen),r.checkPendingTracks()},r._onMediaSourceClose=function(){T.logger.log("media source closed")},r._onMediaSourceEnded=function(){T.logger.log("media source ended")},r._onSBUpdateEnd=function(){if(r.audioTimestampOffset&&r.sourceBuffer.audio){var e=r.sourceBuffer.audio;T.logger.warn("change mpeg audio timestamp offset from "+e.timestampOffset+" to "+r.audioTimestampOffset),e.timestampOffset=r.audioTimestampOffset,delete r.audioTimestampOffset}r._needsFlush&&r.doFlush(),r._needsEos&&r.checkEos(),r.appending=!1;var t=r.parent,i=r.segments.reduce(function(e,r){return r.parent===t?e+1:e},0),a={},n=r.sourceBuffer;for(var s in n){var o=n[s];if(!o)throw Error("handling source buffer update end error: source buffer for "+s+" uninitilized and unable to update buffered TimeRanges.");a[s]=o.buffered}r.hls.trigger(y.default.BUFFER_APPENDED,{parent:t,pending:i,timeRanges:a}),r._needsFlush||r.doAppending(),r.updateMediaElementDuration(),0===i&&r.flushLiveBackBuffer()},r._onSBUpdateError=function(e){T.logger.error("sourceBuffer error:",e),r.hls.trigger(y.default.ERROR,{type:m.ErrorTypes.MEDIA_ERROR,details:m.ErrorDetails.BUFFER_APPENDING_ERROR,fatal:!1})},r.config=t.config,r}BufferController.prototype=Object.create(e.prototype),BufferController.prototype.constructor=BufferController,BufferController.__proto__=e;var t=BufferController.prototype;return t.destroy=function(){_.prototype.destroy.call(this)},t.onLevelPtsUpdated=function(e){var t=e.type,r=this.tracks.audio;if("audio"===t&&r&&"audio/mpeg"===r.container){var i=this.sourceBuffer.audio;if(!i)throw Error("Level PTS Updated and source buffer for audio uninitalized");if(Math.abs(i.timestampOffset-e.start)>.1){var a=i.updating;try{i.abort()}catch(e){T.logger.warn("can not abort audio buffer: "+e)}a?this.audioTimestampOffset=e.start:(T.logger.warn("change mpeg audio timestamp offset from "+i.timestampOffset+" to "+e.start),i.timestampOffset=e.start)}}},t.onManifestParsed=function(e){this.bufferCodecEventsExpected=this._bufferCodecEventsTotal=e.altAudio?2:1,T.logger.log(this.bufferCodecEventsExpected+" bufferCodec event(s) expected")},t.onMediaAttaching=function(e){var t=this.media=e.media;if(t&&ec){var r=this.mediaSource=new ec;r.addEventListener("sourceopen",this._onMediaSourceOpen),r.addEventListener("sourceended",this._onMediaSourceEnded),r.addEventListener("sourceclose",this._onMediaSourceClose),t.src=window.URL.createObjectURL(r),this._objectUrl=t.src}},t.onMediaDetaching=function(){T.logger.log("media source detaching");var e=this.mediaSource;if(e){if("open"===e.readyState)try{e.endOfStream()}catch(e){T.logger.warn("onMediaDetaching:"+e.message+" while calling endOfStream")}e.removeEventListener("sourceopen",this._onMediaSourceOpen),e.removeEventListener("sourceended",this._onMediaSourceEnded),e.removeEventListener("sourceclose",this._onMediaSourceClose),this.media&&(this._objectUrl&&window.URL.revokeObjectURL(this._objectUrl),this.media.src===this._objectUrl?(this.media.removeAttribute("src"),this.media.load()):T.logger.warn("media.src was changed by a third party - skip cleanup")),this.mediaSource=null,this.media=null,this._objectUrl=null,this.bufferCodecEventsExpected=this._bufferCodecEventsTotal,this.pendingTracks={},this.tracks={},this.sourceBuffer={},this.flushRange=[],this.segments=[],this.appended=0}this.hls.trigger(y.default.MEDIA_DETACHED)},t.checkPendingTracks=function(){var e=this.bufferCodecEventsExpected,t=this.pendingTracks,r=Object.keys(t).length;(r&&!e||2===r)&&(this.createSourceBuffers(t),this.pendingTracks={},this.doAppending())},t.onBufferReset=function(){var e=this.sourceBuffer;for(var t in e){var r=e[t];try{r&&(this.mediaSource&&this.mediaSource.removeSourceBuffer(r),r.removeEventListener("updateend",this._onSBUpdateEnd),r.removeEventListener("error",this._onSBUpdateError))}catch(e){}}this.sourceBuffer={},this.flushRange=[],this.segments=[],this.appended=0},t.onBufferCodecs=function(e){var t=this;!Object.keys(this.sourceBuffer).length&&(Object.keys(e).forEach(function(r){t.pendingTracks[r]=e[r]}),this.bufferCodecEventsExpected=Math.max(this.bufferCodecEventsExpected-1,0),this.mediaSource&&"open"===this.mediaSource.readyState&&this.checkPendingTracks())},t.createSourceBuffers=function(e){var t=this.sourceBuffer,r=this.mediaSource;if(!r)throw Error("createSourceBuffers called when mediaSource was null");for(var i in e)if(!t[i]){var a=e[i];if(!a)throw Error("source buffer exists for track "+i+", however track does not");var n=a.levelCodec||a.codec,s=a.container+";codecs="+n;T.logger.log("creating sourceBuffer("+s+")");try{var o=t[i]=r.addSourceBuffer(s);o.addEventListener("updateend",this._onSBUpdateEnd),o.addEventListener("error",this._onSBUpdateError),this.tracks[i]={buffer:o,codec:n,id:a.id,container:a.container,levelCodec:a.levelCodec}}catch(e){T.logger.error("error while trying to add sourceBuffer:"+e.message),this.hls.trigger(y.default.ERROR,{type:m.ErrorTypes.MEDIA_ERROR,details:m.ErrorDetails.BUFFER_ADD_CODEC_ERROR,fatal:!1,err:e,mimeType:s})}}this.hls.trigger(y.default.BUFFER_CREATED,{tracks:this.tracks})},t.onBufferAppending=function(e){this._needsFlush||(this.segments?this.segments.push(e):this.segments=[e],this.doAppending())},t.onBufferEos=function(e){for(var t in this.sourceBuffer)if(!e.type||e.type===t){var r=this.sourceBuffer[t];r&&!r.ended&&(r.ended=!0,T.logger.log(t+" sourceBuffer now EOS"))}this.checkEos()},t.checkEos=function(){var e=this.sourceBuffer,t=this.mediaSource;if(!t||"open"!==t.readyState){this._needsEos=!1;return}for(var r in e){var i=e[r];if(i){if(!i.ended)return;if(i.updating){this._needsEos=!0;return}}}T.logger.log("all media data are available, signal endOfStream() to MediaSource and stop loading fragment");try{t.endOfStream()}catch(e){T.logger.warn("exception while calling mediaSource.endOfStream()")}this._needsEos=!1},t.onBufferFlushing=function(e){e.type?this.flushRange.push({start:e.startOffset,end:e.endOffset,type:e.type}):(this.flushRange.push({start:e.startOffset,end:e.endOffset,type:"video"}),this.flushRange.push({start:e.startOffset,end:e.endOffset,type:"audio"})),this.flushBufferCounter=0,this.doFlush()},t.flushLiveBackBuffer=function(){if(this._live){var e=this.config.liveBackBufferLength;if(isFinite(e)&&!(e<0)){if(!this.media){T.logger.error("flushLiveBackBuffer called without attaching media");return}for(var t=this.media.currentTime,r=this.sourceBuffer,i=Object.keys(r),a=t-Math.max(e,this._levelTargetDuration),n=i.length-1;n>=0;n--){var s=i[n],o=r[s];if(o){var l=o.buffered;l.length>0&&a>l.start(0)&&this.removeBufferRange(s,o,0,a)&&this.hls.trigger(y.default.LIVE_BACK_BUFFER_REACHED,{bufferEnd:a})}}}}},t.onLevelUpdated=function(e){var t=e.details;t.fragments.length>0&&(this._levelDuration=t.totalduration+t.fragments[0].start,this._levelTargetDuration=t.averagetargetduration||t.targetduration||10,this._live=t.live,this.updateMediaElementDuration())},t.updateMediaElementDuration=function(){var e,t=this.config;if(null!==this._levelDuration&&this.media&&this.mediaSource&&this.sourceBuffer&&0!==this.media.readyState&&"open"===this.mediaSource.readyState){for(var r in this.sourceBuffer){var i=this.sourceBuffer[r];if(i&&!0===i.updating)return}e=this.media.duration,null===this._msDuration&&(this._msDuration=this.mediaSource.duration),!0===this._live&&!0===t.liveDurationInfinity?(T.logger.log("Media Source duration is set to Infinity"),this._msDuration=this.mediaSource.duration=1/0):(this._levelDuration>this._msDuration&&this._levelDuration>e||!Object(v.isFiniteNumber)(e))&&(T.logger.log("Updating Media Source duration to "+this._levelDuration.toFixed(3)),this._msDuration=this.mediaSource.duration=this._levelDuration)}},t.doFlush=function(){for(;this.flushRange.length;){var e=this.flushRange[0];if(this.flushBuffer(e.start,e.end,e.type))this.flushRange.shift(),this.flushBufferCounter=0;else{this._needsFlush=!0;return}}if(0===this.flushRange.length){this._needsFlush=!1;var t=0,r=this.sourceBuffer;try{for(var i in r){var a=r[i];a&&(t+=a.buffered.length)}}catch(e){T.logger.error("error while accessing sourceBuffer.buffered")}this.appended=t,this.hls.trigger(y.default.BUFFER_FLUSHED)}},t.doAppending=function(){var e=this.config,t=this.hls,r=this.segments,i=this.sourceBuffer;if(Object.keys(i).length){if(!this.media||this.media.error){this.segments=[],T.logger.error("trying to append although a media error occured, flush segment and abort");return}if(!this.appending){var a=r.shift();if(a)try{var n=i[a.type];if(!n){this._onSBUpdateEnd();return}if(n.updating){r.unshift(a);return}n.ended=!1,this.parent=a.parent,n.appendBuffer(a.data),this.appendError=0,this.appended++,this.appending=!0}catch(i){T.logger.error("error while trying to append buffer:"+i.message),r.unshift(a);var s={type:m.ErrorTypes.MEDIA_ERROR,parent:a.parent,details:"",fatal:!1};22===i.code?(this.segments=[],s.details=m.ErrorDetails.BUFFER_FULL_ERROR):(this.appendError++,s.details=m.ErrorDetails.BUFFER_APPEND_ERROR,this.appendError>e.appendErrorMaxRetry&&(T.logger.log("fail "+e.appendErrorMaxRetry+" times to append segment in sourceBuffer"),this.segments=[],s.fatal=!0)),t.trigger(y.default.ERROR,s)}}}},t.flushBuffer=function(e,t,r){var i=this.sourceBuffer;if(!Object.keys(i).length)return!0;var a="null";if(this.media&&(a=this.media.currentTime.toFixed(3)),T.logger.log("flushBuffer,pos/start/end: "+a+"/"+e+"/"+t),this.flushBufferCounter>=this.appended)return T.logger.warn("abort flushing too many retries"),!0;var n=i[r];if(n){if(n.ended=!1,n.updating)return T.logger.warn("cannot flush, sb updating in progress"),!1;if(this.removeBufferRange(r,n,e,t))return this.flushBufferCounter++,!1}return T.logger.log("buffer flushed"),!0},t.removeBufferRange=function(e,t,r,i){try{for(var a=0;a<t.buffered.length;a++){var n=t.buffered.start(a),s=t.buffered.end(a),o=Math.max(n,r),l=Math.min(s,i);if(Math.min(l,s)-o>.5){var u="null";return this.media&&(u=this.media.currentTime.toString()),T.logger.log("sb remove "+e+" ["+o+","+l+"], of ["+n+","+s+"], pos:"+u),t.remove(o,l),!0}}}catch(e){T.logger.warn("removeBufferRange failed",e)}return!1},BufferController}(_);function cap_level_controller_defineProperties(e,t){for(var r=0;r<t.length;r++){var i=t[r];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(e,i.key,i)}}var ef=function(e){function CapLevelController(t){var r;return(r=e.call(this,t,y.default.FPS_DROP_LEVEL_CAPPING,y.default.MEDIA_ATTACHING,y.default.MANIFEST_PARSED,y.default.BUFFER_CODECS,y.default.MEDIA_DETACHING)||this).autoLevelCapping=Number.POSITIVE_INFINITY,r.firstLevel=null,r.levels=[],r.media=null,r.restrictedLevels=[],r.timer=null,r}CapLevelController.prototype=Object.create(e.prototype),CapLevelController.prototype.constructor=CapLevelController,CapLevelController.__proto__=e;var t,r,i=CapLevelController.prototype;return i.destroy=function(){this.hls.config.capLevelToPlayerSize&&(this.media=null,this.stopCapping())},i.onFpsDropLevelCapping=function(e){CapLevelController.isLevelAllowed(e.droppedLevel,this.restrictedLevels)&&this.restrictedLevels.push(e.droppedLevel)},i.onMediaAttaching=function(e){this.media=e.media instanceof window.HTMLVideoElement?e.media:null},i.onManifestParsed=function(e){var t=this.hls;this.restrictedLevels=[],this.levels=e.levels,this.firstLevel=e.firstLevel,t.config.capLevelToPlayerSize&&e.video&&this.startCapping()},i.onBufferCodecs=function(e){this.hls.config.capLevelToPlayerSize&&e.video&&this.startCapping()},i.onLevelsUpdated=function(e){this.levels=e.levels},i.onMediaDetaching=function(){this.stopCapping()},i.detectPlayerSize=function(){if(this.media){var e=this.levels?this.levels.length:0;if(e){var t=this.hls;t.autoLevelCapping=this.getMaxLevel(e-1),t.autoLevelCapping>this.autoLevelCapping&&t.streamController.nextLevelSwitch(),this.autoLevelCapping=t.autoLevelCapping}}},i.getMaxLevel=function(e){var t=this;if(!this.levels)return -1;var r=this.levels.filter(function(r,i){return CapLevelController.isLevelAllowed(i,t.restrictedLevels)&&i<=e});return CapLevelController.getMaxLevelByMediaSize(r,this.mediaWidth,this.mediaHeight)},i.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())},i.stopCapping=function(){this.restrictedLevels=[],this.firstLevel=null,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.timer&&(this.timer=clearInterval(this.timer),this.timer=null)},CapLevelController.isLevelAllowed=function(e,t){return void 0===t&&(t=[]),-1===t.indexOf(e)},CapLevelController.getMaxLevelByMediaSize=function(e,t,r){if(!e||e&&!e.length)return -1;for(var i=e.length-1,a=0;a<e.length;a+=1){var n,s=e[a];if((s.width>=t||s.height>=r)&&(!(n=e[a+1])||s.width!==n.width||s.height!==n.height)){i=a;break}}return i},t=[{key:"mediaWidth",get:function(){var e,t=this.media;return t&&(e=(t.width||t.clientWidth||t.offsetWidth)*CapLevelController.contentScaleFactor),e}},{key:"mediaHeight",get:function(){var e,t=this.media;return t&&(e=(t.height||t.clientHeight||t.offsetHeight)*CapLevelController.contentScaleFactor),e}}],r=[{key:"contentScaleFactor",get:function(){var e=1;try{e=window.devicePixelRatio}catch(e){}return e}}],t&&cap_level_controller_defineProperties(CapLevelController.prototype,t),r&&cap_level_controller_defineProperties(CapLevelController,r),CapLevelController}(_),eg=window.performance,ep=function(e){function FPSController(t){return e.call(this,t,y.default.MEDIA_ATTACHING)||this}FPSController.prototype=Object.create(e.prototype),FPSController.prototype.constructor=FPSController,FPSController.__proto__=e;var t=FPSController.prototype;return t.destroy=function(){this.timer&&clearInterval(this.timer),this.isVideoPlaybackQualityAvailable=!1},t.onMediaAttaching=function(e){var t=this.hls.config;t.capLevelOnFPSDrop&&("function"==typeof(this.video=e.media instanceof window.HTMLVideoElement?e.media:null).getVideoPlaybackQuality&&(this.isVideoPlaybackQualityAvailable=!0),clearInterval(this.timer),this.timer=setInterval(this.checkFPSInterval.bind(this),t.fpsDroppedMonitoringPeriod))},t.checkFPS=function(e,t,r){var i=eg.now();if(t){if(this.lastTime){var a=i-this.lastTime,n=r-this.lastDroppedFrames,s=t-this.lastDecodedFrames,o=this.hls;if(o.trigger(y.default.FPS_DROP,{currentDropped:n,currentDecoded:s,totalDroppedFrames:r}),1e3*n/a>0&&n>o.config.fpsDroppedMonitoringThreshold*s){var l=o.currentLevel;T.logger.warn("drop FPS ratio greater than max allowed value for currentLevel: "+l),l>0&&(-1===o.autoLevelCapping||o.autoLevelCapping>=l)&&(l-=1,o.trigger(y.default.FPS_DROP_LEVEL_CAPPING,{level:l,droppedLevel:o.currentLevel}),o.autoLevelCapping=l,o.streamController.nextLevelSwitch())}}this.lastTime=i,this.lastDroppedFrames=r,this.lastDecodedFrames=t}},t.checkFPSInterval=function(){var e=this.video;if(e){if(this.isVideoPlaybackQualityAvailable){var t=e.getVideoPlaybackQuality();this.checkFPS(e,t.totalVideoFrames,t.droppedVideoFrames)}else this.checkFPS(e,e.webkitDecodedFrameCount,e.webkitDroppedFrameCount)}},FPSController}(_),em=window,ev=em.performance,ey=em.XMLHttpRequest,eT=function(){function XhrLoader(e){e&&e.xhrSetup&&(this.xhrSetup=e.xhrSetup)}var e=XhrLoader.prototype;return e.destroy=function(){this.abort(),this.loader=null},e.abort=function(){var e=this.loader;e&&4!==e.readyState&&(this.stats.aborted=!0,e.abort()),window.clearTimeout(this.requestTimeout),this.requestTimeout=null,window.clearTimeout(this.retryTimeout),this.retryTimeout=null},e.load=function(e,t,r){this.context=e,this.config=t,this.callbacks=r,this.stats={trequest:ev.now(),retry:0},this.retryDelay=t.retryDelay,this.loadInternal()},e.loadInternal=function(){var e,t=this.context;e=this.loader=new ey;var r=this.stats;r.tfirst=0,r.loaded=0;var i=this.xhrSetup;try{if(i)try{i(e,t.url)}catch(r){e.open("GET",t.url,!0),i(e,t.url)}e.readyState||e.open("GET",t.url,!0)}catch(r){this.callbacks.onError({code:e.status,text:r.message},t,e);return}t.rangeEnd&&e.setRequestHeader("Range","bytes="+t.rangeStart+"-"+(t.rangeEnd-1)),e.onreadystatechange=this.readystatechange.bind(this),e.onprogress=this.loadprogress.bind(this),e.responseType=t.responseType,this.requestTimeout=window.setTimeout(this.loadtimeout.bind(this),this.config.timeout),e.send()},e.readystatechange=function(e){var t=e.currentTarget,r=t.readyState,i=this.stats,a=this.context,n=this.config;if(!i.aborted&&r>=2){if(window.clearTimeout(this.requestTimeout),0===i.tfirst&&(i.tfirst=Math.max(ev.now(),i.trequest)),4===r){var s=t.status;if(s>=200&&s<300){i.tload=Math.max(i.tfirst,ev.now()),l="arraybuffer"===a.responseType?(o=t.response).byteLength:(o=t.responseText).length,i.loaded=i.total=l;var o,l,u={url:t.responseURL,data:o};this.callbacks.onSuccess(u,i,a,t)}else i.retry>=n.maxRetry||s>=400&&s<499?(T.logger.error(s+" while loading "+a.url),this.callbacks.onError({code:s,text:t.statusText},a,t)):(T.logger.warn(s+" while loading "+a.url+", retrying in "+this.retryDelay+"..."),this.destroy(),this.retryTimeout=window.setTimeout(this.loadInternal.bind(this),this.retryDelay),this.retryDelay=Math.min(2*this.retryDelay,n.maxRetryDelay),i.retry++)}else this.requestTimeout=window.setTimeout(this.loadtimeout.bind(this),n.timeout)}},e.loadtimeout=function(){T.logger.warn("timeout while loading "+this.context.url),this.callbacks.onTimeout(this.stats,this.context,null)},e.loadprogress=function(e){var t=e.currentTarget,r=this.stats;r.loaded=e.loaded,e.lengthComputable&&(r.total=e.total);var i=this.callbacks.onProgress;i&&i(r,this.context,null,t)},XhrLoader}();function audio_track_controller_defineProperties(e,t){for(var r=0;r<t.length;r++){var i=t[r];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(e,i.key,i)}}var eE=function(e){function AudioTrackController(t){var r;return(r=e.call(this,t,y.default.MANIFEST_LOADING,y.default.MANIFEST_PARSED,y.default.AUDIO_TRACK_LOADED,y.default.AUDIO_TRACK_SWITCHED,y.default.LEVEL_LOADED,y.default.ERROR)||this)._trackId=-1,r._selectDefaultTrack=!0,r.tracks=[],r.trackIdBlacklist=Object.create(null),r.audioGroupId=null,r}AudioTrackController.prototype=Object.create(e.prototype),AudioTrackController.prototype.constructor=AudioTrackController,AudioTrackController.__proto__=e;var t,r,i=AudioTrackController.prototype;return i.onManifestLoading=function(){this.tracks=[],this._trackId=-1,this._selectDefaultTrack=!0},i.onManifestParsed=function(e){var t=this.tracks=e.audioTracks||[];this.hls.trigger(y.default.AUDIO_TRACKS_UPDATED,{audioTracks:t}),this._selectAudioGroup(this.hls.nextLoadLevel)},i.onAudioTrackLoaded=function(e){if(e.id>=this.tracks.length){T.logger.warn("Invalid audio track id:",e.id);return}if(T.logger.log("audioTrack "+e.id+" loaded"),this.tracks[e.id].details=e.details,e.details.live&&!this.hasInterval()){var t=1e3*e.details.targetduration;this.setInterval(t)}!e.details.live&&this.hasInterval()&&this.clearInterval()},i.onAudioTrackSwitched=function(e){var t=this.tracks[e.id].groupId;t&&this.audioGroupId!==t&&(this.audioGroupId=t)},i.onLevelLoaded=function(e){this._selectAudioGroup(e.level)},i.onError=function(e){e.type===m.ErrorTypes.NETWORK_ERROR&&(e.fatal&&this.clearInterval(),e.details===m.ErrorDetails.AUDIO_TRACK_LOAD_ERROR&&(T.logger.warn("Network failure on audio-track id:",e.context.id),this._handleLoadError()))},i._setAudioTrack=function(e){if(this._trackId===e&&this.tracks[this._trackId].details){T.logger.debug("Same id as current audio-track passed, and track details available -> no-op");return}if(e<0||e>=this.tracks.length){T.logger.warn("Invalid id passed to audio-track controller");return}var t=this.tracks[e];T.logger.log("Now switching to audio-track index "+e),this.clearInterval(),this._trackId=e;var r=t.url,i=t.type,a=t.id;this.hls.trigger(y.default.AUDIO_TRACK_SWITCHING,{id:a,type:i,url:r}),this._loadTrackDetailsIfNeeded(t)},i.doTick=function(){this._updateTrack(this._trackId)},i._selectAudioGroup=function(e){var t=this.hls.levels[e];if(t&&t.audioGroupIds){var r=t.audioGroupIds[t.urlId];this.audioGroupId!==r&&(this.audioGroupId=r,this._selectInitialAudioTrack())}},i._selectInitialAudioTrack=function(){var e=this,t=this.tracks;if(t.length){var r=this.tracks[this._trackId],i=null;if(r&&(i=r.name),this._selectDefaultTrack){var a=t.filter(function(e){return e.default});a.length?t=a:T.logger.warn("No default audio tracks defined")}var n=!1,traverseTracks=function(){t.forEach(function(t){!n&&(e.audioGroupId&&t.groupId!==e.audioGroupId||i&&i!==t.name||(e._setAudioTrack(t.id),n=!0))})};traverseTracks(),n||(i=null,traverseTracks()),n||(T.logger.error("No track found for running audio group-ID: "+this.audioGroupId),this.hls.trigger(y.default.ERROR,{type:m.ErrorTypes.MEDIA_ERROR,details:m.ErrorDetails.AUDIO_TRACK_LOAD_ERROR,fatal:!0}))}},i._needsTrackLoading=function(e){var t=e.details,r=e.url;return(!t||!!t.live)&&!!r},i._loadTrackDetailsIfNeeded=function(e){if(this._needsTrackLoading(e)){var t=e.url,r=e.id;T.logger.log("loading audio-track playlist for id: "+r),this.hls.trigger(y.default.AUDIO_TRACK_LOADING,{url:t,id:r})}},i._updateTrack=function(e){if(!(e<0)&&!(e>=this.tracks.length)){this.clearInterval(),this._trackId=e,T.logger.log("trying to update audio-track "+e);var t=this.tracks[e];this._loadTrackDetailsIfNeeded(t)}},i._handleLoadError=function(){this.trackIdBlacklist[this._trackId]=!0;var e=this._trackId,t=this.tracks[e],r=t.name,i=t.language,a=t.groupId;T.logger.warn("Loading failed on audio track id: "+e+", group-id: "+a+', name/language: "'+r+'" / "'+i+'"');for(var n=e,s=0;s<this.tracks.length;s++)if(!this.trackIdBlacklist[s]&&this.tracks[s].name===r){n=s;break}if(n===e){T.logger.warn('No fallback audio-track found for name/language: "'+r+'" / "'+i+'"');return}T.logger.log("Attempting audio-track fallback id:",n,"group-id:",this.tracks[n].groupId),this._setAudioTrack(n)},t=[{key:"audioTracks",get:function(){return this.tracks}},{key:"audioTrack",get:function(){return this._trackId},set:function(e){this._setAudioTrack(e),this._selectDefaultTrack=!1}}],audio_track_controller_defineProperties(AudioTrackController.prototype,t),r&&audio_track_controller_defineProperties(AudioTrackController,r),AudioTrackController}(ee);function audio_stream_controller_defineProperties(e,t){for(var r=0;r<t.length;r++){var i=t[r];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(e,i.key,i)}}var e_=window.performance,eS=function(e){function AudioStreamController(t,r){var i;return(i=e.call(this,t,y.default.MEDIA_ATTACHED,y.default.MEDIA_DETACHING,y.default.AUDIO_TRACKS_UPDATED,y.default.AUDIO_TRACK_SWITCHING,y.default.AUDIO_TRACK_LOADED,y.default.KEY_LOADED,y.default.FRAG_LOADED,y.default.FRAG_PARSING_INIT_SEGMENT,y.default.FRAG_PARSING_DATA,y.default.FRAG_PARSED,y.default.ERROR,y.default.BUFFER_RESET,y.default.BUFFER_CREATED,y.default.BUFFER_APPENDED,y.default.BUFFER_FLUSHED,y.default.INIT_PTS_FOUND)||this).fragmentTracker=r,i.config=t.config,i.audioCodecSwap=!1,i._state=et.STOPPED,i.initPTS=[],i.waitingFragment=null,i.videoTrackCC=null,i}AudioStreamController.prototype=Object.create(e.prototype),AudioStreamController.prototype.constructor=AudioStreamController,AudioStreamController.__proto__=e;var t,r,i=AudioStreamController.prototype;return i.onInitPtsFound=function(e){var t=e.id,r=e.frag.cc,i=e.initPTS;"main"===t&&(this.initPTS[r]=i,this.videoTrackCC=r,T.logger.log("InitPTS for cc: "+r+" found from video track: "+i),this.state===et.WAITING_INIT_PTS&&this.tick())},i.startLoad=function(e){if(this.tracks){var t=this.lastCurrentTime;this.stopLoad(),this.setInterval(100),this.fragLoadError=0,t>0&&-1===e?(T.logger.log("audio:override startPosition with lastCurrentTime @"+t.toFixed(3)),this.state=et.IDLE):(this.lastCurrentTime=this.startPosition?this.startPosition:e,this.state=et.STARTING),this.nextLoadPosition=this.startPosition=this.lastCurrentTime,this.tick()}else this.startPosition=e,this.state=et.STOPPED},i.doTick=function(){var e,t,r,i=this.hls,a=i.config;switch(this.state){case et.ERROR:case et.PAUSED:case et.BUFFER_FLUSHING:break;case et.STARTING:this.state=et.WAITING_TRACK,this.loadedmetadata=!1;break;case et.IDLE:var n=this.tracks;if(!n||!this.media&&(this.startFragRequested||!a.startFragPrefetch))break;if(this.loadedmetadata)e=this.media.currentTime;else if(void 0===(e=this.nextLoadPosition))break;var s=this.mediaBuffer?this.mediaBuffer:this.media,o=this.videoBuffer?this.videoBuffer:this.media,l=H.bufferInfo(s,e,a.maxBufferHole),u=H.bufferInfo(o,e,a.maxBufferHole),d=l.len,c=l.end,h=this.fragPrevious,f=Math.max(Math.min(a.maxBufferLength,a.maxMaxBufferLength),u.len),g=this.audioSwitch,p=this.trackId;if((d<f||g)&&p<n.length){if(void 0===(r=n[p].details)){this.state=et.WAITING_TRACK;break}if(!g&&this._streamEnded(l,r)){this.hls.trigger(y.default.BUFFER_EOS,{type:"audio"}),this.state=et.ENDED;return}var m,E=r.fragments,_=E.length,S=E[0].start,b=E[_-1].start+E[_-1].duration;if(g){if(r.live&&!r.PTSKnown)T.logger.log("switching audiotrack, live stream, unknown PTS,load first fragment"),c=0;else if(c=e,r.PTSKnown&&e<S){if(!(l.end>S)&&!l.nextStart)return;T.logger.log("alt audio track ahead of main track, seek to start of alt audio track"),this.media.currentTime=S+.05}}if(r.initSegment&&!r.initSegment.data)m=r.initSegment;else if(c<=S){if(m=E[0],null!==this.videoTrackCC&&m.cc!==this.videoTrackCC&&(R=this.videoTrackCC,m=j.search(E,function(e){return e.cc<R?1:e.cc>R?-1:0})),r.live&&m.loadIdx&&m.loadIdx===this.fragLoadIdx){var A=l.nextStart?l.nextStart:S;T.logger.log("no alt audio available @currentTime:"+this.media.currentTime+", seeking @"+(A+.05)),this.media.currentTime=A+.05;return}}else{var R,D,L=a.maxFragLookUpTolerance,k=h?E[h.sn-E[0].sn+1]:void 0,fragmentWithinToleranceTest=function(e){var t=Math.min(L,e.duration);return e.start+e.duration-t<=c?1:e.start-t>c&&e.start?-1:0};c<b?(c>b-L&&(L=0),D=k&&!fragmentWithinToleranceTest(k)?k:j.search(E,fragmentWithinToleranceTest)):D=E[_-1],D&&(m=D,S=D.start,h&&m.level===h.level&&m.sn===h.sn&&(m.sn<r.endSN?(m=E[m.sn+1-r.startSN],T.logger.log("SN just loaded, load next one: "+m.sn)):m=null))}m&&(m.encrypted?(T.logger.log("Loading key for "+m.sn+" of ["+r.startSN+" ,"+r.endSN+"],track "+p),this.state=et.KEY_LOADING,i.trigger(y.default.KEY_LOADING,{frag:m})):(T.logger.log("Loading "+m.sn+", cc: "+m.cc+" of ["+r.startSN+" ,"+r.endSN+"],track "+p+", currentTime:"+e+",bufferEnd:"+c.toFixed(3)),this.fragCurrent=m,(g||this.fragmentTracker.getState(m)===G.NOT_LOADED)&&("initSegment"!==m.sn&&(this.startFragRequested=!0),Object(v.isFiniteNumber)(m.sn)&&(this.nextLoadPosition=m.start+m.duration),i.trigger(y.default.FRAG_LOADING,{frag:m}),this.state=et.FRAG_LOADING)))}break;case et.WAITING_TRACK:(t=this.tracks[this.trackId])&&t.details&&(this.state=et.IDLE);break;case et.FRAG_LOADING_WAITING_RETRY:var P=e_.now(),C=this.retryDate,I=(s=this.media)&&s.seeking;(!C||P>=C||I)&&(T.logger.log("audioStreamController: retryDate reached, switch back to IDLE state"),this.state=et.IDLE);break;case et.WAITING_INIT_PTS:var w=this.videoTrackCC;if(void 0===this.initPTS[w])break;var M=this.waitingFragment;if(M){var O=M.frag.cc;w!==O?(t=this.tracks[this.trackId]).details&&t.details.live&&(T.logger.warn("Waiting fragment CC ("+O+") does not match video track CC ("+w+")"),this.waitingFragment=null,this.state=et.IDLE):(this.state=et.FRAG_LOADING,this.onFragLoaded(this.waitingFragment),this.waitingFragment=null)}else this.state=et.IDLE;case et.STOPPED:case et.FRAG_LOADING:case et.PARSING:case et.PARSED:case et.ENDED:}},i.onMediaAttached=function(e){var t=this.media=this.mediaBuffer=e.media;this.onvseeking=this.onMediaSeeking.bind(this),this.onvended=this.onMediaEnded.bind(this),t.addEventListener("seeking",this.onvseeking),t.addEventListener("ended",this.onvended);var r=this.config;this.tracks&&r.autoStartLoad&&this.startLoad(r.startPosition)},i.onMediaDetaching=function(){var e=this.media;e&&e.ended&&(T.logger.log("MSE detaching and video ended, reset startPosition"),this.startPosition=this.lastCurrentTime=0),e&&(e.removeEventListener("seeking",this.onvseeking),e.removeEventListener("ended",this.onvended),this.onvseeking=this.onvseeked=this.onvended=null),this.media=this.mediaBuffer=this.videoBuffer=null,this.loadedmetadata=!1,this.fragmentTracker.removeAllFragments(),this.stopLoad()},i.onAudioTracksUpdated=function(e){T.logger.log("audio tracks updated"),this.tracks=e.audioTracks},i.onAudioTrackSwitching=function(e){var t=!!e.url;this.trackId=e.id,this.fragCurrent=null,this.state=et.PAUSED,this.waitingFragment=null,t?this.setInterval(100):this.demuxer&&(this.demuxer.destroy(),this.demuxer=null),t&&(this.audioSwitch=!0,this.state=et.IDLE),this.tick()},i.onAudioTrackLoaded=function(e){var t=e.details,r=e.id,i=this.tracks[r],a=t.totalduration,n=0;if(T.logger.log("track "+r+" loaded ["+t.startSN+","+t.endSN+"],duration:"+a),t.live){var s=i.details;s&&t.fragments.length>0?(mergeDetails(s,t),n=t.fragments[0].start,t.PTSKnown?T.logger.log("live audio playlist sliding:"+n.toFixed(3)):T.logger.log("live audio playlist - outdated PTS, unknown sliding")):(t.PTSKnown=!1,T.logger.log("live audio playlist - first load, unknown sliding"))}else t.PTSKnown=!1;if(i.details=t,!this.startFragRequested){if(-1===this.startPosition){var o=t.startTimeOffset;Object(v.isFiniteNumber)(o)?(T.logger.log("start time offset found in playlist, adjust startPosition to "+o),this.startPosition=o):t.live?(this.startPosition=this.computeLivePosition(n,t),T.logger.log("compute startPosition for audio-track to "+this.startPosition)):this.startPosition=0}this.nextLoadPosition=this.startPosition}this.state===et.WAITING_TRACK&&(this.state=et.IDLE),this.tick()},i.onKeyLoaded=function(){this.state===et.KEY_LOADING&&(this.state=et.IDLE,this.tick())},i.onFragLoaded=function(e){var t=this.fragCurrent,r=e.frag;if(this.state===et.FRAG_LOADING&&t&&"audio"===r.type&&r.level===t.level&&r.sn===t.sn){var i=this.tracks[this.trackId],a=i.details,n=a.totalduration,s=t.level,o=t.sn,l=t.cc,u=this.config.defaultAudioCodec||i.audioCodec||"mp4a.40.2",d=this.stats=e.stats;if("initSegment"===o)this.state=et.IDLE,d.tparsed=d.tbuffered=e_.now(),a.initSegment.data=e.payload,this.hls.trigger(y.default.FRAG_BUFFERED,{stats:d,frag:t,id:"audio"}),this.tick();else{this.state=et.PARSING,this.appended=!1,this.demuxer||(this.demuxer=new $(this.hls,"audio"));var c=this.initPTS[l],h=a.initSegment?a.initSegment.data:[];a.initSegment||void 0!==c?(this.pendingBuffering=!0,T.logger.log("Demuxing "+o+" of ["+a.startSN+" ,"+a.endSN+"],track "+s),this.demuxer.push(e.payload,h,u,null,t,n,!1,c)):(T.logger.log("unknown video PTS for continuity counter "+l+", waiting for video PTS before demuxing audio frag "+o+" of ["+a.startSN+" ,"+a.endSN+"],track "+s),this.waitingFragment=e,this.state=et.WAITING_INIT_PTS)}}this.fragLoadError=0},i.onFragParsingInitSegment=function(e){var t=this.fragCurrent,r=e.frag;if(t&&"audio"===e.id&&r.sn===t.sn&&r.level===t.level&&this.state===et.PARSING){var i,a=e.tracks;if(a.video&&delete a.video,i=a.audio){i.levelCodec=i.codec,i.id=e.id,this.hls.trigger(y.default.BUFFER_CODECS,a),T.logger.log("audio track:audio,container:"+i.container+",codecs[level/parsed]=["+i.levelCodec+"/"+i.codec+"]");var n=i.initSegment;if(n){var s={type:"audio",data:n,parent:"audio",content:"initSegment"};this.audioSwitch?this.pendingData=[s]:(this.appended=!0,this.pendingBuffering=!0,this.hls.trigger(y.default.BUFFER_APPENDING,s))}this.tick()}}},i.onFragParsingData=function(e){var t=this,r=this.fragCurrent,i=e.frag;if(r&&"audio"===e.id&&"audio"===e.type&&i.sn===r.sn&&i.level===r.level&&this.state===et.PARSING){var a=this.trackId,n=this.tracks[a],s=this.hls;Object(v.isFiniteNumber)(e.endPTS)||(e.endPTS=e.startPTS+r.duration,e.endDTS=e.startDTS+r.duration),r.addElementaryStream(d.AUDIO),T.logger.log("parsed "+e.type+",PTS:["+e.startPTS.toFixed(3)+","+e.endPTS.toFixed(3)+"],DTS:["+e.startDTS.toFixed(3)+"/"+e.endDTS.toFixed(3)+"],nb:"+e.nb),updateFragPTSDTS(n.details,r,e.startPTS,e.endPTS);var o=this.audioSwitch,l=this.media,u=!1;if(o){if(l&&l.readyState){var c=l.currentTime;T.logger.log("switching audio track : currentTime:"+c),c>=e.startPTS&&(T.logger.log("switching audio track : flushing all audio"),this.state=et.BUFFER_FLUSHING,s.trigger(y.default.BUFFER_FLUSHING,{startOffset:0,endOffset:Number.POSITIVE_INFINITY,type:"audio"}),u=!0,this.audioSwitch=!1,s.trigger(y.default.AUDIO_TRACK_SWITCHED,{id:a}))}else this.audioSwitch=!1,s.trigger(y.default.AUDIO_TRACK_SWITCHED,{id:a})}var h=this.pendingData;if(!h){T.logger.warn("Apparently attempt to enqueue media payload without codec initialization data upfront"),s.trigger(y.default.ERROR,{type:m.ErrorTypes.MEDIA_ERROR,details:null,fatal:!0});return}this.audioSwitch||([e.data1,e.data2].forEach(function(t){t&&t.length&&h.push({type:e.type,data:t,parent:"audio",content:"data"})}),u||!h.length||(h.forEach(function(e){t.state===et.PARSING&&(t.pendingBuffering=!0,t.hls.trigger(y.default.BUFFER_APPENDING,e))}),this.pendingData=[],this.appended=!0)),this.tick()}},i.onFragParsed=function(e){var t=this.fragCurrent,r=e.frag;t&&"audio"===e.id&&r.sn===t.sn&&r.level===t.level&&this.state===et.PARSING&&(this.stats.tparsed=e_.now(),this.state=et.PARSED,this._checkAppendedParsed())},i.onBufferReset=function(){this.mediaBuffer=this.videoBuffer=null,this.loadedmetadata=!1},i.onBufferCreated=function(e){var t=e.tracks.audio;t&&(this.mediaBuffer=t.buffer,this.loadedmetadata=!0),e.tracks.video&&(this.videoBuffer=e.tracks.video.buffer)},i.onBufferAppended=function(e){if("audio"===e.parent){var t=this.state;(t===et.PARSING||t===et.PARSED)&&(this.pendingBuffering=e.pending>0,this._checkAppendedParsed())}},i._checkAppendedParsed=function(){if(this.state===et.PARSED&&(!this.appended||!this.pendingBuffering)){var e=this.fragCurrent,t=this.stats,r=this.hls;if(e){this.fragPrevious=e,t.tbuffered=e_.now(),r.trigger(y.default.FRAG_BUFFERED,{stats:t,frag:e,id:"audio"});var i=this.mediaBuffer?this.mediaBuffer:this.media;i&&T.logger.log("audio buffered : "+J.toString(i.buffered)),this.audioSwitch&&this.appended&&(this.audioSwitch=!1,r.trigger(y.default.AUDIO_TRACK_SWITCHED,{id:this.trackId})),this.state=et.IDLE}this.tick()}},i.onError=function(e){var t=e.frag;if(!t||"audio"===t.type)switch(e.details){case m.ErrorDetails.FRAG_LOAD_ERROR:case m.ErrorDetails.FRAG_LOAD_TIMEOUT:var r=e.frag;if(r&&"audio"!==r.type)break;if(!e.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);T.logger.warn("AudioStreamController: frag loading failed, retry in "+n+" ms"),this.retryDate=e_.now()+n,this.state=et.FRAG_LOADING_WAITING_RETRY}else T.logger.error("AudioStreamController: "+e.details+" reaches max retry, redispatch as fatal ..."),e.fatal=!0,this.state=et.ERROR}break;case m.ErrorDetails.AUDIO_TRACK_LOAD_ERROR:case m.ErrorDetails.AUDIO_TRACK_LOAD_TIMEOUT:case m.ErrorDetails.KEY_LOAD_ERROR:case m.ErrorDetails.KEY_LOAD_TIMEOUT:this.state!==et.ERROR&&(this.state=e.fatal?et.ERROR:et.IDLE,T.logger.warn("AudioStreamController: "+e.details+" while loading frag, now switching to "+this.state+" state ..."));break;case m.ErrorDetails.BUFFER_FULL_ERROR:if("audio"===e.parent&&(this.state===et.PARSING||this.state===et.PARSED)){var s=this.mediaBuffer,o=this.media.currentTime;if(s&&H.isBuffered(s,o)&&H.isBuffered(s,o+.5)){var l=this.config;l.maxMaxBufferLength>=l.maxBufferLength&&(l.maxMaxBufferLength/=2,T.logger.warn("AudioStreamController: reduce max buffer length to "+l.maxMaxBufferLength+"s")),this.state=et.IDLE}else T.logger.warn("AudioStreamController: buffer full error also media.currentTime is not buffered, flush audio buffer"),this.fragCurrent=null,this.state=et.BUFFER_FLUSHING,this.hls.trigger(y.default.BUFFER_FLUSHING,{startOffset:0,endOffset:Number.POSITIVE_INFINITY,type:"audio"})}}},i.onBufferFlushed=function(){var e=this,t=this.pendingData;t&&t.length?(T.logger.log("AudioStreamController: appending pending audio data after buffer flushed"),t.forEach(function(t){e.hls.trigger(y.default.BUFFER_APPENDING,t)}),this.appended=!0,this.pendingData=[],this.state=et.PARSED):(this.state=et.IDLE,this.fragPrevious=null,this.tick())},t=[{key:"state",set:function(e){if(this.state!==e){var t=this.state;this._state=e,T.logger.log("audio stream:"+t+"->"+e)}},get:function(){return this._state}}],audio_stream_controller_defineProperties(AudioStreamController.prototype,t),r&&audio_stream_controller_defineProperties(AudioStreamController,r),AudioStreamController}(er),eb=function(){if("undefined"!=typeof window&&window.VTTCue)return window.VTTCue;var e={"":!0,lr:!0,rl:!0},t={start:!0,middle:!0,end:!0,left:!0,right:!0};function findAlignSetting(e){return"string"==typeof e&&!!t[e.toLowerCase()]&&e.toLowerCase()}function extend(e){for(var t=1;t<arguments.length;t++){var r=arguments[t];for(var i in r)e[i]=r[i]}return e}function VTTCue(t,r,i){var a={};a.enumerable=!0,this.hasBeenReset=!1;var n="",s=!1,o=t,l=r,u=i,d=null,c="",h=!0,f="auto",g="start",p=50,m="middle",v=50,y="middle";Object.defineProperty(this,"id",extend({},a,{get:function(){return n},set:function(e){n=""+e}})),Object.defineProperty(this,"pauseOnExit",extend({},a,{get:function(){return s},set:function(e){s=!!e}})),Object.defineProperty(this,"startTime",extend({},a,{get:function(){return o},set:function(e){if("number"!=typeof e)throw TypeError("Start time must be set to a number.");o=e,this.hasBeenReset=!0}})),Object.defineProperty(this,"endTime",extend({},a,{get:function(){return l},set:function(e){if("number"!=typeof e)throw TypeError("End time must be set to a number.");l=e,this.hasBeenReset=!0}})),Object.defineProperty(this,"text",extend({},a,{get:function(){return u},set:function(e){u=""+e,this.hasBeenReset=!0}})),Object.defineProperty(this,"region",extend({},a,{get:function(){return d},set:function(e){d=e,this.hasBeenReset=!0}})),Object.defineProperty(this,"vertical",extend({},a,{get:function(){return c},set:function(t){var r="string"==typeof t&&!!e[t.toLowerCase()]&&t.toLowerCase();if(!1===r)throw SyntaxError("An invalid or illegal string was specified.");c=r,this.hasBeenReset=!0}})),Object.defineProperty(this,"snapToLines",extend({},a,{get:function(){return h},set:function(e){h=!!e,this.hasBeenReset=!0}})),Object.defineProperty(this,"line",extend({},a,{get:function(){return f},set:function(e){if("number"!=typeof e&&"auto"!==e)throw SyntaxError("An invalid number or illegal string was specified.");f=e,this.hasBeenReset=!0}})),Object.defineProperty(this,"lineAlign",extend({},a,{get:function(){return g},set:function(e){var t=findAlignSetting(e);if(!t)throw SyntaxError("An invalid or illegal string was specified.");g=t,this.hasBeenReset=!0}})),Object.defineProperty(this,"position",extend({},a,{get:function(){return p},set:function(e){if(e<0||e>100)throw Error("Position must be between 0 and 100.");p=e,this.hasBeenReset=!0}})),Object.defineProperty(this,"positionAlign",extend({},a,{get:function(){return m},set:function(e){var t=findAlignSetting(e);if(!t)throw SyntaxError("An invalid or illegal string was specified.");m=t,this.hasBeenReset=!0}})),Object.defineProperty(this,"size",extend({},a,{get:function(){return v},set:function(e){if(e<0||e>100)throw Error("Size must be between 0 and 100.");v=e,this.hasBeenReset=!0}})),Object.defineProperty(this,"align",extend({},a,{get:function(){return y},set:function(e){var t=findAlignSetting(e);if(!t)throw SyntaxError("An invalid or illegal string was specified.");y=t,this.hasBeenReset=!0}})),this.displayState=void 0}return VTTCue.prototype.getCueAsHTML=function(){return window.WebVTT.convertCueToDOMTree(window,this.text)},VTTCue}(),StringDecoder=function(){return{decode:function(e){if(!e)return"";if("string"!=typeof e)throw Error("Error - expected string data.");return decodeURIComponent(encodeURIComponent(e))}}};function VTTParser(){this.window=window,this.state="INITIAL",this.buffer="",this.decoder=new StringDecoder,this.regionList=[]}function Settings(){this.values=Object.create(null)}function parseOptions(e,t,r,i){var a=i?e.split(i):[e];for(var n in a)if("string"==typeof a[n]){var s=a[n].split(r);2===s.length&&t(s[0],s[1])}}Settings.prototype={set:function(e,t){this.get(e)||""===t||(this.values[e]=t)},get:function(e,t,r){return r?this.has(e)?this.values[e]:t[r]:this.has(e)?this.values[e]:t},has:function(e){return e in this.values},alt:function(e,t,r){for(var i=0;i<r.length;++i)if(t===r[i]){this.set(e,t);break}},integer:function(e,t){/^-?\d+$/.test(t)&&this.set(e,parseInt(t,10))},percent:function(e,t){return!!(t.match(/^([\d]{1,3})(\.[\d]*)?%$/)&&(t=parseFloat(t))>=0&&t<=100)&&(this.set(e,t),!0)}};var eA=new eb(0,0,0),eR="middle"===eA.align?"middle":"center";function fixLineBreaks(e){return e.replace(/<br(?: \/)?>/gi,"\n")}function newCue(e,t,r,i){for(var a,n,s,o,l,u=window.VTTCue||TextTrackCue,d=0;d<i.rows.length;d++)if(a=i.rows[d],s=!0,o=0,l="",!a.isEmpty()){for(var c=0;c<a.chars.length;c++)a.chars[c].uchar.match(/\s/)&&s?o++:(l+=a.chars[c].uchar,s=!1);a.cueStartTime=t,t===r&&(r+=1e-4),n=new u(t,r,fixLineBreaks(l.trim())),o>=16?o--:o++,navigator.userAgent.match(/Firefox\//)?n.line=d+1:n.line=d>7?d-2:d+1,n.align="left",n.position=Math.max(0,Math.min(100,100*(o/32))),e.addCue(n)}}VTTParser.prototype={parse:function(e){var t=this;function collectNextLine(){var e=t.buffer,r=0;for(e=fixLineBreaks(e);r<e.length&&"\r"!==e[r]&&"\n"!==e[r];)++r;var i=e.substr(0,r);return"\r"===e[r]&&++r,"\n"===e[r]&&++r,t.buffer=e.substr(r),i}e&&(t.buffer+=t.decoder.decode(e,{stream:!0}));try{if("INITIAL"===t.state){if(!/\r\n|\n/.test(t.buffer))return this;var r,i,a=(i=collectNextLine()).match(/^()?WEBVTT([ \t].*)?$/);if(!a||!a[0])throw Error("Malformed WebVTT signature.");t.state="HEADER"}for(var n=!1;t.buffer&&/\r\n|\n/.test(t.buffer);)switch(n?n=!1:i=collectNextLine(),t.state){case"HEADER":/:/.test(i)?(r=i,parseOptions(r,function(e,t){},/:/)):i||(t.state="ID");continue;case"NOTE":i||(t.state="ID");continue;case"ID":if(/^NOTE($|[ \t])/.test(i)){t.state="NOTE";break}if(!i)continue;if(t.cue=new eb(0,0,""),t.state="CUE",-1===i.indexOf("-->")){t.cue.id=i;continue}case"CUE":try{!function(e,t,r){var i,a,n,s,o=e;function consumeTimeStamp(){var t=function(e){function computeSeconds(e,t,r,i){return(0|e)*3600+(0|t)*60+(0|r)+(0|i)/1e3}var t=e.match(/^(\d+):(\d{2})(:\d{2})?\.(\d{3})/);return t?t[3]?computeSeconds(t[1],t[2],t[3].replace(":",""),t[4]):t[1]>59?computeSeconds(t[1],t[2],0,t[4]):computeSeconds(0,t[1],t[2],t[4]):null}(e);if(null===t)throw Error("Malformed timestamp: "+o);return e=e.replace(/^[^\sa-zA-Z-]+/,""),t}function skipWhitespace(){e=e.replace(/^\s+/,"")}if(skipWhitespace(),t.startTime=consumeTimeStamp(),skipWhitespace(),"-->"!==e.substr(0,3))throw Error("Malformed time stamp (time stamps must be separated by '-->'): "+o);e=e.substr(3),skipWhitespace(),t.endTime=consumeTimeStamp(),skipWhitespace(),i=e,a=new Settings,parseOptions(i,function(e,t){switch(e){case"region":for(var i=r.length-1;i>=0;i--)if(r[i].id===t){a.set(e,r[i].region);break}break;case"vertical":a.alt(e,t,["rl","lr"]);break;case"line":var n=t.split(","),s=n[0];a.integer(e,s),a.percent(e,s)&&a.set("snapToLines",!1),a.alt(e,s,["auto"]),2===n.length&&a.alt("lineAlign",n[1],["start",eR,"end"]);break;case"position":n=t.split(","),a.percent(e,n[0]),2===n.length&&a.alt("positionAlign",n[1],["start",eR,"end","line-left","line-right","auto"]);break;case"size":a.percent(e,t);break;case"align":a.alt(e,t,["start",eR,"end","left","right"])}},/:/,/\s/),t.region=a.get("region",null),t.vertical=a.get("vertical",""),"auto"===(n=a.get("line","auto"))&&-1===eA.line&&(n=-1),t.line=n,t.lineAlign=a.get("lineAlign","start"),t.snapToLines=a.get("snapToLines",!0),t.size=a.get("size",100),t.align=a.get("align",eR),"auto"===(s=a.get("position","auto"))&&50===eA.position&&(s="start"===t.align||"left"===t.align?0:"end"===t.align||"right"===t.align?100:50),t.position=s}(i,t.cue,t.regionList)}catch(e){t.cue=null,t.state="BADCUE";continue}t.state="CUETEXT";continue;case"CUETEXT":var s=-1!==i.indexOf("-->");if(!i||s&&(n=!0)){t.oncue&&t.oncue(t.cue),t.cue=null,t.state="ID";continue}t.cue.text&&(t.cue.text+="\n"),t.cue.text+=i;continue;case"BADCUE":i||(t.state="ID");continue}}catch(e){"CUETEXT"===t.state&&t.cue&&t.oncue&&t.oncue(t.cue),t.cue=null,t.state="INITIAL"===t.state?"BADWEBVTT":"BADCUE"}return this},flush:function(){try{if(this.buffer+=this.decoder.decode(),(this.cue||"HEADER"===this.state)&&(this.buffer+="\n\n",this.parse()),"INITIAL"===this.state)throw Error("Malformed WebVTT signature.")}catch(e){throw e}return this.onflush&&this.onflush(),this}};var eD={42:225,92:233,94:237,95:243,96:250,123:231,124:247,125:209,126:241,127:9608,128:174,129:176,130:189,131:191,132:8482,133:162,134:163,135:9834,136:224,137:32,138:232,139:226,140:234,141:238,142:244,143:251,144:193,145:201,146:211,147:218,148:220,149:252,150:8216,151:161,152:42,153:8217,154:9473,155:169,156:8480,157:8226,158:8220,159:8221,160:192,161:194,162:199,163:200,164:202,165:203,166:235,167:206,168:207,169:239,170:212,171:217,172:249,173:219,174:171,175:187,176:195,177:227,178:205,179:204,180:236,181:210,182:242,183:213,184:245,185:123,186:125,187:92,188:94,189:95,190:124,191:8764,192:196,193:228,194:214,195:246,196:223,197:165,198:164,199:9475,200:197,201:229,202:216,203:248,204:9487,205:9491,206:9495,207:9499},getCharForByte=function(e){var t=e;return eD.hasOwnProperty(e)&&(t=eD[e]),String.fromCharCode(t)},eL={17:1,18:3,21:5,22:7,23:9,16:11,19:12,20:14},ek={17:2,18:4,21:6,22:8,23:10,19:13,20:15},eP={25:1,26:3,29:5,30:7,31:9,24:11,27:12,28:14},eC={25:2,26:4,29:6,30:8,31:10,27:13,28:15},eI=["white","green","blue","cyan","red","yellow","magenta","black","transparent"];(s=h||(h={}))[s.ERROR=0]="ERROR",s[s.TEXT=1]="TEXT",s[s.WARNING=2]="WARNING",s[s.INFO=2]="INFO",s[s.DEBUG=3]="DEBUG",s[s.DATA=3]="DATA";var ew={verboseFilter:{DATA:3,DEBUG:3,INFO:2,WARNING:2,TEXT:1,ERROR:0},time:null,verboseLevel:0,setTime:function(e){this.time=e},log:function(e,t){this.verboseFilter[e],this.verboseLevel}},numArrayToHexArray=function(e){for(var t=[],r=0;r<e.length;r++)t.push(e[r].toString(16));return t},eM=function(){function PenState(e,t,r,i,a){this.foreground=void 0,this.underline=void 0,this.italics=void 0,this.background=void 0,this.flash=void 0,this.foreground=e||"white",this.underline=t||!1,this.italics=r||!1,this.background=i||"black",this.flash=a||!1}var e=PenState.prototype;return e.reset=function(){this.foreground="white",this.underline=!1,this.italics=!1,this.background="black",this.flash=!1},e.setStyles=function(e){for(var t=["foreground","underline","italics","background","flash"],r=0;r<t.length;r++){var i=t[r];e.hasOwnProperty(i)&&(this[i]=e[i])}},e.isDefault=function(){return"white"===this.foreground&&!this.underline&&!this.italics&&"black"===this.background&&!this.flash},e.equals=function(e){return this.foreground===e.foreground&&this.underline===e.underline&&this.italics===e.italics&&this.background===e.background&&this.flash===e.flash},e.copy=function(e){this.foreground=e.foreground,this.underline=e.underline,this.italics=e.italics,this.background=e.background,this.flash=e.flash},e.toString=function(){return"color="+this.foreground+", underline="+this.underline+", italics="+this.italics+", background="+this.background+", flash="+this.flash},PenState}(),eO=function(){function StyledUnicodeChar(e,t,r,i,a,n){this.uchar=void 0,this.penState=void 0,this.uchar=e||" ",this.penState=new eM(t,r,i,a,n)}var e=StyledUnicodeChar.prototype;return e.reset=function(){this.uchar=" ",this.penState.reset()},e.setChar=function(e,t){this.uchar=e,this.penState.copy(t)},e.setPenState=function(e){this.penState.copy(e)},e.equals=function(e){return this.uchar===e.uchar&&this.penState.equals(e.penState)},e.copy=function(e){this.uchar=e.uchar,this.penState.copy(e.penState)},e.isEmpty=function(){return" "===this.uchar&&this.penState.isDefault()},StyledUnicodeChar}(),ex=function(){function Row(){this.chars=void 0,this.pos=void 0,this.currPenState=void 0,this.cueStartTime=void 0,this.chars=[];for(var e=0;e<100;e++)this.chars.push(new eO);this.pos=0,this.currPenState=new eM}var e=Row.prototype;return e.equals=function(e){for(var t=!0,r=0;r<100;r++)if(!this.chars[r].equals(e.chars[r])){t=!1;break}return t},e.copy=function(e){for(var t=0;t<100;t++)this.chars[t].copy(e.chars[t])},e.isEmpty=function(){for(var e=!0,t=0;t<100;t++)if(!this.chars[t].isEmpty()){e=!1;break}return e},e.setCursor=function(e){this.pos!==e&&(this.pos=e),this.pos<0?(ew.log("ERROR","Negative cursor position "+this.pos),this.pos=0):this.pos>100&&(ew.log("ERROR","Too large cursor position "+this.pos),this.pos=100)},e.moveCursor=function(e){var t=this.pos+e;if(e>1)for(var r=this.pos+1;r<t+1;r++)this.chars[r].setPenState(this.currPenState);this.setCursor(t)},e.backSpace=function(){this.moveCursor(-1),this.chars[this.pos].setChar(" ",this.currPenState)},e.insertChar=function(e){e>=144&&this.backSpace();var t=getCharForByte(e);if(this.pos>=100){ew.log("ERROR","Cannot insert "+e.toString(16)+" ("+t+") at position "+this.pos+". Skipping it!");return}this.chars[this.pos].setChar(t,this.currPenState),this.moveCursor(1)},e.clearFromPos=function(e){var t;for(t=e;t<100;t++)this.chars[t].reset()},e.clear=function(){this.clearFromPos(0),this.pos=0,this.currPenState.reset()},e.clearToEndOfRow=function(){this.clearFromPos(this.pos)},e.getTextString=function(){for(var e=[],t=!0,r=0;r<100;r++){var i=this.chars[r].uchar;" "!==i&&(t=!1),e.push(i)}return t?"":e.join("")},e.setPenStyles=function(e){this.currPenState.setStyles(e),this.chars[this.pos].setPenState(this.currPenState)},Row}(),eF=function(){function CaptionScreen(){this.rows=void 0,this.currRow=void 0,this.nrRollUpRows=void 0,this.lastOutputScreen=void 0,this.rows=[];for(var e=0;e<15;e++)this.rows.push(new ex);this.currRow=14,this.nrRollUpRows=null,this.reset()}var e=CaptionScreen.prototype;return e.reset=function(){for(var e=0;e<15;e++)this.rows[e].clear();this.currRow=14},e.equals=function(e){for(var t=!0,r=0;r<15;r++)if(!this.rows[r].equals(e.rows[r])){t=!1;break}return t},e.copy=function(e){for(var t=0;t<15;t++)this.rows[t].copy(e.rows[t])},e.isEmpty=function(){for(var e=!0,t=0;t<15;t++)if(!this.rows[t].isEmpty()){e=!1;break}return e},e.backSpace=function(){this.rows[this.currRow].backSpace()},e.clearToEndOfRow=function(){this.rows[this.currRow].clearToEndOfRow()},e.insertChar=function(e){this.rows[this.currRow].insertChar(e)},e.setPen=function(e){this.rows[this.currRow].setPenStyles(e)},e.moveCursor=function(e){this.rows[this.currRow].moveCursor(e)},e.setCursor=function(e){ew.log("INFO","setCursor: "+e),this.rows[this.currRow].setCursor(e)},e.setPAC=function(e){ew.log("INFO","pacData = "+JSON.stringify(e));var t=e.row-1;if(this.nrRollUpRows&&t<this.nrRollUpRows-1&&(t=this.nrRollUpRows-1),this.nrRollUpRows&&this.currRow!==t){for(var r=0;r<15;r++)this.rows[r].clear();var i=this.currRow+1-this.nrRollUpRows,a=this.lastOutputScreen;if(a){var n=a.rows[i].cueStartTime;if(n&&ew.time&&n<ew.time)for(var s=0;s<this.nrRollUpRows;s++)this.rows[t-this.nrRollUpRows+s+1].copy(a.rows[i+s])}}this.currRow=t;var o=this.rows[this.currRow];if(null!==e.indent){var l=e.indent;o.setCursor(e.indent),e.color=o.chars[Math.max(l-1,0)].penState.foreground}var u={foreground:e.color,underline:e.underline,italics:e.italics,background:"black",flash:!1};this.setPen(u)},e.setBkgData=function(e){ew.log("INFO","bkgData = "+JSON.stringify(e)),this.backSpace(),this.setPen(e),this.insertChar(32)},e.setRollUpRows=function(e){this.nrRollUpRows=e},e.rollUp=function(){if(null===this.nrRollUpRows){ew.log("DEBUG","roll_up but nrRollUpRows not set yet");return}ew.log("TEXT",this.getDisplayText());var e=this.currRow+1-this.nrRollUpRows,t=this.rows.splice(e,1)[0];t.clear(),this.rows.splice(this.currRow,0,t),ew.log("INFO","Rolling up")},e.getDisplayText=function(e){e=e||!1;for(var t=[],r="",i=-1,a=0;a<15;a++){var n=this.rows[a].getTextString();n&&(i=a+1,e?t.push("Row "+i+": '"+n+"'"):t.push(n.trim()))}return t.length>0&&(r=e?"["+t.join(" | ")+"]":t.join("\n")),r},e.getTextAndFormat=function(){return this.rows},CaptionScreen}(),eN=function(){function Cea608Channel(e,t){this.chNr=void 0,this.outputFilter=void 0,this.mode=void 0,this.verbose=void 0,this.displayedMemory=void 0,this.nonDisplayedMemory=void 0,this.lastOutputScreen=void 0,this.currRollUpRow=void 0,this.writeScreen=void 0,this.cueStartTime=void 0,this.lastCueEndTime=void 0,this.chNr=e,this.outputFilter=t,this.mode=null,this.verbose=0,this.displayedMemory=new eF,this.nonDisplayedMemory=new eF,this.lastOutputScreen=new eF,this.currRollUpRow=this.displayedMemory.rows[14],this.writeScreen=this.displayedMemory,this.mode=null,this.cueStartTime=null}var e=Cea608Channel.prototype;return e.reset=function(){this.mode=null,this.displayedMemory.reset(),this.nonDisplayedMemory.reset(),this.lastOutputScreen.reset(),this.currRollUpRow=this.displayedMemory.rows[14],this.writeScreen=this.displayedMemory,this.mode=null,this.cueStartTime=null},e.getHandler=function(){return this.outputFilter},e.setHandler=function(e){this.outputFilter=e},e.setPAC=function(e){this.writeScreen.setPAC(e)},e.setBkgData=function(e){this.writeScreen.setBkgData(e)},e.setMode=function(e){e!==this.mode&&(this.mode=e,ew.log("INFO","MODE="+e),"MODE_POP-ON"===this.mode?this.writeScreen=this.nonDisplayedMemory:(this.writeScreen=this.displayedMemory,this.writeScreen.reset()),"MODE_ROLL-UP"!==this.mode&&(this.displayedMemory.nrRollUpRows=null,this.nonDisplayedMemory.nrRollUpRows=null),this.mode=e)},e.insertChars=function(e){for(var t=0;t<e.length;t++)this.writeScreen.insertChar(e[t]);var r=this.writeScreen===this.displayedMemory?"DISP":"NON_DISP";ew.log("INFO",r+": "+this.writeScreen.getDisplayText(!0)),("MODE_PAINT-ON"===this.mode||"MODE_ROLL-UP"===this.mode)&&(ew.log("TEXT","DISPLAYED: "+this.displayedMemory.getDisplayText(!0)),this.outputDataUpdate())},e.ccRCL=function(){ew.log("INFO","RCL - Resume Caption Loading"),this.setMode("MODE_POP-ON")},e.ccBS=function(){ew.log("INFO","BS - BackSpace"),"MODE_TEXT"!==this.mode&&(this.writeScreen.backSpace(),this.writeScreen===this.displayedMemory&&this.outputDataUpdate())},e.ccAOF=function(){},e.ccAON=function(){},e.ccDER=function(){ew.log("INFO","DER- Delete to End of Row"),this.writeScreen.clearToEndOfRow(),this.outputDataUpdate()},e.ccRU=function(e){ew.log("INFO","RU("+e+") - Roll Up"),this.writeScreen=this.displayedMemory,this.setMode("MODE_ROLL-UP"),this.writeScreen.setRollUpRows(e)},e.ccFON=function(){ew.log("INFO","FON - Flash On"),this.writeScreen.setPen({flash:!0})},e.ccRDC=function(){ew.log("INFO","RDC - Resume Direct Captioning"),this.setMode("MODE_PAINT-ON")},e.ccTR=function(){ew.log("INFO","TR"),this.setMode("MODE_TEXT")},e.ccRTD=function(){ew.log("INFO","RTD"),this.setMode("MODE_TEXT")},e.ccEDM=function(){ew.log("INFO","EDM - Erase Displayed Memory"),this.displayedMemory.reset(),this.outputDataUpdate(!0)},e.ccCR=function(){ew.log("INFO","CR - Carriage Return"),this.writeScreen.rollUp(),this.outputDataUpdate(!0)},e.ccENM=function(){ew.log("INFO","ENM - Erase Non-displayed Memory"),this.nonDisplayedMemory.reset()},e.ccEOC=function(){if(ew.log("INFO","EOC - End Of Caption"),"MODE_POP-ON"===this.mode){var e=this.displayedMemory;this.displayedMemory=this.nonDisplayedMemory,this.nonDisplayedMemory=e,this.writeScreen=this.nonDisplayedMemory,ew.log("TEXT","DISP: "+this.displayedMemory.getDisplayText())}this.outputDataUpdate(!0)},e.ccTO=function(e){ew.log("INFO","TO("+e+") - Tab Offset"),this.writeScreen.moveCursor(e)},e.ccMIDROW=function(e){var t={flash:!1};t.underline=e%2==1,t.italics=e>=46,t.italics?t.foreground="white":t.foreground=["white","green","blue","cyan","red","yellow","magenta"][Math.floor(e/2)-16],ew.log("INFO","MIDROW: "+JSON.stringify(t)),this.writeScreen.setPen(t)},e.outputDataUpdate=function(e){void 0===e&&(e=!1);var t=ew.time;null!==t&&this.outputFilter&&(null!==this.cueStartTime||this.displayedMemory.isEmpty()?this.displayedMemory.equals(this.lastOutputScreen)||(this.outputFilter.newCue(this.cueStartTime,t,this.lastOutputScreen),e&&this.outputFilter.dispatchCue&&this.outputFilter.dispatchCue(),this.cueStartTime=this.displayedMemory.isEmpty()?null:t):this.cueStartTime=t,this.lastOutputScreen.copy(this.displayedMemory))},e.cueSplitAtTime=function(e){this.outputFilter&&!this.displayedMemory.isEmpty()&&(this.outputFilter.newCue&&this.outputFilter.newCue(this.cueStartTime,e,this.displayedMemory),this.cueStartTime=e)},Cea608Channel}(),eU=function(){function Cea608Parser(e,t,r){this.field=void 0,this.outputs=void 0,this.channels=void 0,this.currChNr=void 0,this.lastCmdA=void 0,this.lastCmdB=void 0,this.lastTime=void 0,this.dataCounters=void 0,this.field=e||1,this.outputs=[t,r],this.channels=[new eN(1,t),new eN(2,r)],this.currChNr=-1,this.lastCmdA=null,this.lastCmdB=null,this.lastTime=null,this.dataCounters={padding:0,char:0,cmd:0,other:0}}var e=Cea608Parser.prototype;return e.getHandler=function(e){return this.channels[e].getHandler()},e.setHandler=function(e,t){this.channels[e].setHandler(t)},e.addData=function(e,t){var r,i,a,n=!1;this.lastTime=e,ew.setTime(e);for(var s=0;s<t.length;s+=2){if(i=127&t[s],a=127&t[s+1],0===i&&0===a){this.dataCounters.padding+=2;continue}ew.log("DATA","["+numArrayToHexArray([t[s],t[s+1]])+"] -> ("+numArrayToHexArray([i,a])+")"),(r=this.parseCmd(i,a))||(r=this.parseMidrow(i,a)),r||(r=this.parsePAC(i,a)),r||(r=this.parseBackgroundAttributes(i,a)),!r&&(n=this.parseChars(i,a))&&(this.currChNr&&this.currChNr>=0?this.channels[this.currChNr-1].insertChars(n):ew.log("WARNING","No channel found yet. TEXT-MODE?")),r?this.dataCounters.cmd+=2:n?this.dataCounters.char+=2:(this.dataCounters.other+=2,ew.log("WARNING","Couldn't parse cleaned data "+numArrayToHexArray([i,a])+" orig: "+numArrayToHexArray([t[s],t[s+1]])))}},e.parseCmd=function(e,t){var r=null,i=(20===e||28===e)&&t>=32&&t<=47,a=(23===e||31===e)&&t>=33&&t<=35;if(!(i||a))return!1;if(e===this.lastCmdA&&t===this.lastCmdB)return this.lastCmdA=null,this.lastCmdB=null,ew.log("DEBUG","Repeated command ("+numArrayToHexArray([e,t])+") is dropped"),!0;r=20===e||23===e?1:2;var n=this.channels[r-1];return 20===e||28===e?32===t?n.ccRCL():33===t?n.ccBS():34===t?n.ccAOF():35===t?n.ccAON():36===t?n.ccDER():37===t?n.ccRU(2):38===t?n.ccRU(3):39===t?n.ccRU(4):40===t?n.ccFON():41===t?n.ccRDC():42===t?n.ccTR():43===t?n.ccRTD():44===t?n.ccEDM():45===t?n.ccCR():46===t?n.ccENM():47===t&&n.ccEOC():n.ccTO(t-32),this.lastCmdA=e,this.lastCmdB=t,this.currChNr=r,!0},e.parseMidrow=function(e,t){var r=null;return(17===e||25===e)&&t>=32&&t<=47&&((r=17===e?1:2)!==this.currChNr?(ew.log("ERROR","Mismatch channel in midrow parsing"),!1):(this.channels[r-1].ccMIDROW(t),ew.log("DEBUG","MIDROW ("+numArrayToHexArray([e,t])+")"),!0))},e.parsePAC=function(e,t){var r=null,i=null,a=(e>=17&&e<=23||e>=25&&e<=31)&&t>=64&&t<=127,n=(16===e||24===e)&&t>=64&&t<=95;if(!(a||n))return!1;if(e===this.lastCmdA&&t===this.lastCmdB)return this.lastCmdA=null,this.lastCmdB=null,!0;r=e<=23?1:2,i=t>=64&&t<=95?1===r?eL[e]:eP[e]:1===r?ek[e]:eC[e];var s=this.interpretPAC(i,t);return this.channels[r-1].setPAC(s),this.lastCmdA=e,this.lastCmdB=t,this.currChNr=r,!0},e.interpretPAC=function(e,t){var r=t,i={color:null,italics:!1,indent:null,underline:!1,row:e};return r=t>95?t-96:t-64,i.underline=(1&r)==1,r<=13?i.color=["white","green","blue","cyan","red","yellow","magenta","white"][Math.floor(r/2)]:r<=15?(i.italics=!0,i.color="white"):i.indent=4*Math.floor((r-16)/2),i},e.parseChars=function(e,t){var r=null,i=null,a=null;if(e>=25?(r=2,a=e-8):(r=1,a=e),a>=17&&a<=19){var n=t;n=17===a?t+80:18===a?t+112:t+144,ew.log("INFO","Special char '"+getCharForByte(n)+"' in channel "+r),i=[n]}else e>=32&&e<=127&&(i=0===t?[e]:[e,t]);if(i){var s=numArrayToHexArray(i);ew.log("DEBUG","Char codes =  "+s.join(",")),this.lastCmdA=null,this.lastCmdB=null}return i},e.parseBackgroundAttributes=function(e,t){var r;return((16===e||24===e)&&t>=32&&t<=47||(23===e||31===e)&&t>=45&&t<=47)&&(r={},16===e||24===e?(r.background=eI[Math.floor((t-32)/2)],t%2==1&&(r.background=r.background+"_semi")):45===t?r.background="transparent":(r.foreground="black",47===t&&(r.underline=!0)),this.channels[(e<24?1:2)-1].setBkgData(r),this.lastCmdA=null,this.lastCmdB=null,!0)},e.reset=function(){for(var e=0;e<this.channels.length;e++)this.channels[e]&&this.channels[e].reset();this.lastCmdA=null,this.lastCmdB=null},e.cueSplitAtTime=function(e){for(var t=0;t<this.channels.length;t++)this.channels[t]&&this.channels[t].cueSplitAtTime(e)},Cea608Parser}(),eB=function(){function OutputFilter(e,t){this.timelineController=void 0,this.trackName=void 0,this.startTime=void 0,this.endTime=void 0,this.screen=void 0,this.timelineController=e,this.trackName=t,this.startTime=null,this.endTime=null,this.screen=null}var e=OutputFilter.prototype;return e.dispatchCue=function(){null!==this.startTime&&(this.timelineController.addCues(this.trackName,this.startTime,this.endTime,this.screen),this.startTime=null)},e.newCue=function(e,t,r){(null===this.startTime||this.startTime>e)&&(this.startTime=e),this.endTime=t,this.screen=r,this.timelineController.createCaptionsTrack(this.trackName)},OutputFilter}(),startsWith=function(e,t,r){return e.substr(r||0,t.length)===t},webvtt_parser_cueString2millis=function(e){var t=parseInt(e.substr(-3)),r=parseInt(e.substr(-6,2)),i=parseInt(e.substr(-9,2)),a=e.length>9?parseInt(e.substr(0,e.indexOf(":"))):0;if(!Object(v.isFiniteNumber)(t)||!Object(v.isFiniteNumber)(r)||!Object(v.isFiniteNumber)(i)||!Object(v.isFiniteNumber)(a))throw Error("Malformed X-TIMESTAMP-MAP: Local:"+e);return t+(1e3*r+6e4*i+36e5*a)},hash=function(e){for(var t=5381,r=e.length;r;)t=33*t^e.charCodeAt(--r);return(t>>>0).toString()},calculateOffset=function(e,t,r){var i=e[t],a=e[i.prevCC];if(!a||!a.new&&i.new){e.ccOffset=e.presentationOffset=i.start,i.new=!1;return}for(;a&&a.new;)e.ccOffset+=i.start-a.start,i.new=!1,a=e[(i=a).prevCC];e.presentationOffset=r},eG={parse:function(e,t,r,i,a,n){var s,o=Object(en.utf8ArrayToStr)(new Uint8Array(e)).trim().replace(/\r\n|\n\r|\n|\r/g,"\n").split("\n"),l="00:00.000",u=0,d=0,c=0,h=[],f=!0,g=!1,p=new VTTParser;p.oncue=function(e){var t=r[i],a=r.ccOffset;t&&t.new&&(void 0!==d?a=r.ccOffset=t.start:calculateOffset(r,i,c)),c&&(a=c-r.presentationOffset),g&&(e.startTime+=a-d,e.endTime+=a-d),e.id=hash(e.startTime.toString())+hash(e.endTime.toString())+hash(e.text),e.text=decodeURIComponent(encodeURIComponent(e.text)),e.endTime>0&&h.push(e)},p.onparsingerror=function(e){s=e},p.onflush=function(){if(s&&n){n(s);return}a(h)},o.forEach(function(e){if(f){if(startsWith(e,"X-TIMESTAMP-MAP=")){f=!1,g=!0,e.substr(16).split(",").forEach(function(e){startsWith(e,"LOCAL:")?l=e.substr(6):startsWith(e,"MPEGTS:")&&(u=parseInt(e.substr(7)))});try{t+(9e4*r[i].start||0)<0&&(t+=8589934592),u-=t,d=webvtt_parser_cueString2millis(l)/1e3,c=u/9e4}catch(e){g=!1,s=e}return}""===e&&(f=!1)}p.parse(e+"\n")}),p.flush()}};function timeline_controller_assertThisInitialized(e){if(void 0===e)throw ReferenceError("this hasn't been initialised - super() hasn't been called");return e}var eK=function(e){function TimelineController(t){var r;if((r=e.call(this,t,y.default.MEDIA_ATTACHING,y.default.MEDIA_DETACHING,y.default.FRAG_PARSING_USERDATA,y.default.FRAG_DECRYPTED,y.default.MANIFEST_LOADING,y.default.MANIFEST_LOADED,y.default.FRAG_LOADED,y.default.INIT_PTS_FOUND)||this).media=null,r.config=void 0,r.enabled=!0,r.Cues=void 0,r.textTracks=[],r.tracks=[],r.initPTS=[],r.unparsedVttFrags=[],r.cueRanges=[],r.captionsTracks={},r.captionsProperties=void 0,r.cea608Parser=void 0,r.lastSn=-1,r.prevCC=-1,r.vttCCs=null,r.hls=t,r.config=t.config,r.Cues=t.config.cueHandler,r.captionsProperties={textTrack1:{label:r.config.captionsTextTrack1Label,languageCode:r.config.captionsTextTrack1LanguageCode},textTrack2:{label:r.config.captionsTextTrack2Label,languageCode:r.config.captionsTextTrack2LanguageCode}},r.config.enableCEA708Captions){var i=new eB(timeline_controller_assertThisInitialized(r),"textTrack1"),a=new eB(timeline_controller_assertThisInitialized(r),"textTrack2");r.cea608Parser=new eU(0,i,a)}return r}TimelineController.prototype=Object.create(e.prototype),TimelineController.prototype.constructor=TimelineController,TimelineController.__proto__=e;var t=TimelineController.prototype;return t.addCues=function(e,t,r,i){for(var a=this.cueRanges,n=!1,s=a.length;s--;){var o,l=a[s],u=(o=l[0],Math.min(l[1],r)-Math.max(o,t));if(u>=0&&(l[0]=Math.min(l[0],t),l[1]=Math.max(l[1],r),n=!0,u/(r-t)>.5))return}n||a.push([t,r]),this.Cues.newCue(this.captionsTracks[e],t,r,i)},t.onInitPtsFound=function(e){var t=this,r=e.frag,i=e.id,a=e.initPTS,n=this.unparsedVttFrags;"main"===i&&(this.initPTS[r.cc]=a),n.length&&(this.unparsedVttFrags=[],n.forEach(function(e){t.onFragLoaded(e)}))},t.getExistingTrack=function(e){var t=this.media;if(t)for(var r=0;r<t.textTracks.length;r++){var i=t.textTracks[r];if(i[e])return i}return null},t.createCaptionsTrack=function(e){var t=this.captionsProperties,r=this.captionsTracks,i=this.media,a=t[e],n=a.label,s=a.languageCode;if(!r[e]){var o=this.getExistingTrack(e);if(o)r[e]=o,clearCurrentCues(r[e]),sendAddTrackEvent(r[e],i);else{var l=this.createTextTrack("captions",n,s);l&&(l[e]=!0,r[e]=l)}}},t.createTextTrack=function(e,t,r){var i=this.media;if(i)return i.addTextTrack(e,t,r)},t.destroy=function(){e.prototype.destroy.call(this)},t.onMediaAttaching=function(e){this.media=e.media,this._cleanTracks()},t.onMediaDetaching=function(){var e=this.captionsTracks;Object.keys(e).forEach(function(t){clearCurrentCues(e[t]),delete e[t]})},t.onManifestLoading=function(){this.lastSn=-1,this.prevCC=-1,this.vttCCs={ccOffset:0,presentationOffset:0,0:{start:0,prevCC:-1,new:!1}},this._cleanTracks()},t._cleanTracks=function(){var e=this.media;if(e){var t=e.textTracks;if(t)for(var r=0;r<t.length;r++)clearCurrentCues(t[r])}},t.onManifestLoaded=function(e){var t=this;if(this.textTracks=[],this.unparsedVttFrags=this.unparsedVttFrags||[],this.initPTS=[],this.cueRanges=[],this.config.enableWebVTT){this.tracks=e.subtitles||[];var r=this.media?this.media.textTracks:[];this.tracks.forEach(function(e,i){var a;if(i<r.length){for(var n,s=null,o=0;o<r.length;o++)if((n=r[o])&&n.label===e.name&&!(n.textTrack1||n.textTrack2)){s=r[o];break}s&&(a=s)}a||(a=t.createTextTrack("subtitles",e.name,e.lang)),e.default?a.mode=t.hls.subtitleDisplay?"showing":"hidden":a.mode="disabled",t.textTracks.push(a)})}},t.onFragLoaded=function(e){var t=e.frag,r=e.payload,i=this.cea608Parser,a=this.initPTS,n=this.lastSn,s=this.unparsedVttFrags;if("main"===t.type){var o=t.sn;t.sn!==n+1&&i&&i.reset(),this.lastSn=o}else if("subtitle"===t.type){if(r.byteLength){if(!Object(v.isFiniteNumber)(a[t.cc])){s.push(e),a.length&&this.hls.trigger(y.default.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:t});return}var l=t.decryptdata;(null==l||null==l.key||"AES-128"!==l.method)&&this._parseVTTs(t,r)}else this.hls.trigger(y.default.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:t})}},t._parseVTTs=function(e,t){var r=this.hls,i=this.prevCC,a=this.textTracks,n=this.vttCCs;n[e.cc]||(n[e.cc]={start:e.start,prevCC:i,new:!0},this.prevCC=e.cc),eG.parse(t,this.initPTS[e.cc],n,e.cc,function(t){var i=a[e.level];if("disabled"===i.mode){r.trigger(y.default.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:e});return}t.forEach(function(e){if(!i.cues.getCueById(e.id))try{if(i.addCue(e),!i.cues.getCueById(e.id))throw Error("addCue is failed for: "+e)}catch(r){T.logger.debug("Failed occurred on adding cues: "+r);var t=new window.TextTrackCue(e.startTime,e.endTime,e.text);t.id=e.id,i.addCue(t)}}),r.trigger(y.default.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:e})},function(t){T.logger.log("Failed to parse VTT cue: "+t),r.trigger(y.default.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:e})})},t.onFragDecrypted=function(e){var t=e.frag,r=e.payload;if("subtitle"===t.type){if(!Object(v.isFiniteNumber)(this.initPTS[t.cc])){this.unparsedVttFrags.push(e);return}this._parseVTTs(t,r)}},t.onFragParsingUserdata=function(e){if(this.enabled&&this.cea608Parser)for(var t=0;t<e.samples.length;t++){var r=e.samples[t].bytes;if(r){var i=this.extractCea608Data(r);this.cea608Parser.addData(e.samples[t].pts,i)}}},t.extractCea608Data=function(e){for(var t,r,i,a,n,s=31&e[0],o=2,l=[],u=0;u<s;u++)t=e[o++],r=127&e[o++],i=127&e[o++],a=(4&t)!=0,n=3&t,(0!==r||0!==i)&&a&&0===n&&(l.push(r),l.push(i));return l},TimelineController}(_);function subtitle_track_controller_defineProperties(e,t){for(var r=0;r<t.length;r++){var i=t[r];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(e,i.key,i)}}var ej=function(e){function SubtitleTrackController(t){var r;return(r=e.call(this,t,y.default.MEDIA_ATTACHED,y.default.MEDIA_DETACHING,y.default.MANIFEST_LOADED,y.default.SUBTITLE_TRACK_LOADED)||this).tracks=[],r.trackId=-1,r.media=null,r.stopped=!0,r.subtitleDisplay=!0,r.queuedDefaultTrack=null,r}SubtitleTrackController.prototype=Object.create(e.prototype),SubtitleTrackController.prototype.constructor=SubtitleTrackController,SubtitleTrackController.__proto__=e;var t,r,i=SubtitleTrackController.prototype;return i.destroy=function(){_.prototype.destroy.call(this)},i.onMediaAttached=function(e){var t=this;this.media=e.media,this.media&&(Object(v.isFiniteNumber)(this.queuedDefaultTrack)&&(this.subtitleTrack=this.queuedDefaultTrack,this.queuedDefaultTrack=null),this.trackChangeListener=this._onTextTracksChanged.bind(this),this.useTextTrackPolling=!(this.media.textTracks&&"onchange"in this.media.textTracks),this.useTextTrackPolling?this.subtitlePollingInterval=setInterval(function(){t.trackChangeListener()},500):this.media.textTracks.addEventListener("change",this.trackChangeListener))},i.onMediaDetaching=function(){this.media&&(this.useTextTrackPolling?clearInterval(this.subtitlePollingInterval):this.media.textTracks.removeEventListener("change",this.trackChangeListener),Object(v.isFiniteNumber)(this.subtitleTrack)&&(this.queuedDefaultTrack=this.subtitleTrack),filterSubtitleTracks(this.media.textTracks).forEach(function(e){clearCurrentCues(e)}),this.subtitleTrack=-1,this.media=null)},i.onManifestLoaded=function(e){var t=this,r=e.subtitles||[];this.tracks=r,this.hls.trigger(y.default.SUBTITLE_TRACKS_UPDATED,{subtitleTracks:r}),r.forEach(function(e){e.default&&(t.media?t.subtitleTrack=e.id:t.queuedDefaultTrack=e.id)})},i.onSubtitleTrackLoaded=function(e){var t=this,r=e.id,i=e.details,a=this.trackId,n=this.tracks,s=n[a];if(r>=n.length||r!==a||!s||this.stopped){this._clearReloadTimer();return}if(T.logger.log("subtitle track "+r+" loaded"),i.live){var o=computeReloadInterval(s.details,i,e.stats.trequest);T.logger.log("Reloading live subtitle playlist in "+o+"ms"),this.timer=setTimeout(function(){t._loadCurrentTrack()},o)}else this._clearReloadTimer()},i.startLoad=function(){this.stopped=!1,this._loadCurrentTrack()},i.stopLoad=function(){this.stopped=!0,this._clearReloadTimer()},i._clearReloadTimer=function(){this.timer&&(clearTimeout(this.timer),this.timer=null)},i._loadCurrentTrack=function(){var e=this.trackId,t=this.tracks,r=this.hls,i=t[e];!(e<0)&&i&&(!i.details||i.details.live)&&(T.logger.log("Loading subtitle track "+e),r.trigger(y.default.SUBTITLE_TRACK_LOADING,{url:i.url,id:e}))},i._toggleTrackModes=function(e){var t=this.media,r=this.subtitleDisplay,i=this.trackId;if(t){var a=filterSubtitleTracks(t.textTracks);if(-1===e)[].slice.call(a).forEach(function(e){e.mode="disabled"});else{var n=a[i];n&&(n.mode="disabled")}var s=a[e];s&&(s.mode=r?"showing":"hidden")}},i._setSubtitleTrackInternal=function(e){var t=this.hls,r=this.tracks;!Object(v.isFiniteNumber)(e)||e<-1||e>=r.length||(this.trackId=e,T.logger.log("Switching to subtitle track "+e),t.trigger(y.default.SUBTITLE_TRACK_SWITCH,{id:e}),this._loadCurrentTrack())},i._onTextTracksChanged=function(){if(this.media){for(var e=-1,t=filterSubtitleTracks(this.media.textTracks),r=0;r<t.length;r++)if("hidden"===t[r].mode)e=r;else if("showing"===t[r].mode){e=r;break}this.subtitleTrack=e}},t=[{key:"subtitleTracks",get:function(){return this.tracks}},{key:"subtitleTrack",get:function(){return this.trackId},set:function(e){this.trackId!==e&&(this._toggleTrackModes(e),this._setSubtitleTrackInternal(e))}}],subtitle_track_controller_defineProperties(SubtitleTrackController.prototype,t),r&&subtitle_track_controller_defineProperties(SubtitleTrackController,r),SubtitleTrackController}(_);function filterSubtitleTracks(e){for(var t=[],r=0;r<e.length;r++){var i=e[r];"subtitles"===i.kind&&i.label&&t.push(e[r])}return t}var eH=r("./src/crypt/decrypter.js"),eV=window.performance,eW=function(e){function SubtitleStreamController(t,r){var i;return(i=e.call(this,t,y.default.MEDIA_ATTACHED,y.default.MEDIA_DETACHING,y.default.ERROR,y.default.KEY_LOADED,y.default.FRAG_LOADED,y.default.SUBTITLE_TRACKS_UPDATED,y.default.SUBTITLE_TRACK_SWITCH,y.default.SUBTITLE_TRACK_LOADED,y.default.SUBTITLE_FRAG_PROCESSED,y.default.LEVEL_UPDATED)||this).fragmentTracker=r,i.config=t.config,i.state=et.STOPPED,i.tracks=[],i.tracksBuffered=[],i.currentTrackId=-1,i.decrypter=new eH.default(t,t.config),i.lastAVStart=0,i._onMediaSeeking=i.onMediaSeeking.bind(function(e){if(void 0===e)throw ReferenceError("this hasn't been initialised - super() hasn't been called");return e}(i)),i}SubtitleStreamController.prototype=Object.create(e.prototype),SubtitleStreamController.prototype.constructor=SubtitleStreamController,SubtitleStreamController.__proto__=e;var t=SubtitleStreamController.prototype;return t.onSubtitleFragProcessed=function(e){var t,r=e.frag,i=e.success;if(this.fragPrevious=r,this.state=et.IDLE,i){var a=this.tracksBuffered[this.currentTrackId];if(a){for(var n=r.start,s=0;s<a.length;s++)if(n>=a[s].start&&n<=a[s].end){t=a[s];break}var o=r.start+r.duration;t?t.end=o:(t={start:n,end:o},a.push(t))}}},t.onMediaAttached=function(e){var t=e.media;this.media=t,t.addEventListener("seeking",this._onMediaSeeking),this.state=et.IDLE},t.onMediaDetaching=function(){var e=this;this.media&&(this.media.removeEventListener("seeking",this._onMediaSeeking),this.fragmentTracker.removeAllFragments(),this.currentTrackId=-1,this.tracks.forEach(function(t){e.tracksBuffered[t.id]=[]}),this.media=null,this.state=et.STOPPED)},t.onError=function(e){var t=e.frag;t&&"subtitle"===t.type&&(this.state=et.IDLE)},t.onSubtitleTracksUpdated=function(e){var t=this;T.logger.log("subtitle tracks updated"),this.tracksBuffered=[],this.tracks=e.subtitleTracks,this.tracks.forEach(function(e){t.tracksBuffered[e.id]=[]})},t.onSubtitleTrackSwitch=function(e){if(this.currentTrackId=e.id,!this.tracks||!this.tracks.length||-1===this.currentTrackId){this.clearInterval();return}var t=this.tracks[this.currentTrackId];t&&t.details&&this.setInterval(500)},t.onSubtitleTrackLoaded=function(e){var t=e.id,r=e.details,i=this.currentTrackId,a=this.tracks,n=a[i];!(t>=a.length)&&t===i&&n&&(r.live&&function(e,t,r){void 0===r&&(r=0);var i=-1;mapFragmentIntersection(e,t,function(e,t,r){t.start=e.start,i=r});var a=t.fragments;if(i<0){a.forEach(function(e){e.start+=r});return}for(var n=i+1;n<a.length;n++)a[n].start=a[n-1].start+a[n-1].duration}(n.details,r,this.lastAVStart),n.details=r,this.setInterval(500))},t.onKeyLoaded=function(){this.state===et.KEY_LOADING&&(this.state=et.IDLE)},t.onFragLoaded=function(e){var t=this.fragCurrent,r=e.frag.decryptdata,i=e.frag,a=this.hls;if(this.state===et.FRAG_LOADING&&t&&"subtitle"===e.frag.type&&t.sn===e.frag.sn&&e.payload.byteLength>0&&r&&r.key&&"AES-128"===r.method){var n=eV.now();this.decrypter.decrypt(e.payload,r.key.buffer,r.iv.buffer,function(e){var t=eV.now();a.trigger(y.default.FRAG_DECRYPTED,{frag:i,payload:e,stats:{tstart:n,tdecrypt:t}})})}},t.onLevelUpdated=function(e){var t=e.details.fragments;this.lastAVStart=t.length?t[0].start:0},t.doTick=function(){if(!this.media){this.state=et.IDLE;return}switch(this.state){case et.IDLE:var e,t=this.config,r=this.currentTrackId,i=this.fragmentTracker,a=this.media,n=this.tracks;if(!n||!n[r]||!n[r].details)break;var s=t.maxBufferHole,o=t.maxFragLookUpTolerance,l=Math.min(t.maxBufferLength,t.maxMaxBufferLength),u=H.bufferedInfo(this._getBuffered(),a.currentTime,s),d=u.end,c=u.len,h=n[r].details,f=h.fragments,g=f.length,p=f[g-1].start+f[g-1].duration;if(c>l)return;var m=this.fragPrevious;d<p?(m&&h.hasProgramDateTime&&(e=findFragmentByPDT(f,m.endProgramDateTime,o)),e||(e=findFragmentByPTS(m,f,d,o))):e=f[g-1],e&&e.encrypted?(T.logger.log("Loading key for "+e.sn),this.state=et.KEY_LOADING,this.hls.trigger(y.default.KEY_LOADING,{frag:e})):e&&i.getState(e)===G.NOT_LOADED&&(this.fragCurrent=e,this.state=et.FRAG_LOADING,this.hls.trigger(y.default.FRAG_LOADING,{frag:e}))}},t.stopLoad=function(){this.lastAVStart=0,e.prototype.stopLoad.call(this)},t._getBuffered=function(){return this.tracksBuffered[this.currentTrackId]||[]},t.onMediaSeeking=function(){this.fragPrevious=null},SubtitleStreamController}(er);(o=f||(f={})).WIDEVINE="com.widevine.alpha",o.PLAYREADY="com.microsoft.playready";var eq="undefined"!=typeof window&&window.navigator&&window.navigator.requestMediaKeySystemAccess?window.navigator.requestMediaKeySystemAccess.bind(window.navigator):null;function eme_controller_defineProperties(e,t){for(var r=0;r<t.length;r++){var i=t[r];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(e,i.key,i)}}var createWidevineMediaKeySystemConfigurations=function(e,t){var r={videoCapabilities:[]};return t.forEach(function(e){r.videoCapabilities.push({contentType:'video/mp4; codecs="'+e+'"'})}),[r]},eme_controller_getSupportedMediaKeySystemConfigurations=function(e,t,r){if(e===f.WIDEVINE)return createWidevineMediaKeySystemConfigurations(t,r);throw Error("Unknown key-system: "+e)},eY=function(e){for(var t=1;t<arguments.length;t++){var r=null!=arguments[t]?arguments[t]:{},i=Object.keys(r);"function"==typeof Object.getOwnPropertySymbols&&(i=i.concat(Object.getOwnPropertySymbols(r).filter(function(e){return Object.getOwnPropertyDescriptor(r,e).enumerable}))),i.forEach(function(t){var i;i=r[t],t in e?Object.defineProperty(e,t,{value:i,enumerable:!0,configurable:!0,writable:!0}):e[t]=i})}return e}({autoStartLoad:!0,startPosition:-1,defaultAudioCodec:void 0,debug:!1,capLevelOnFPSDrop:!1,capLevelToPlayerSize:!1,initialLiveManifestSize:1,maxBufferLength:30,maxBufferSize:6e7,maxBufferHole:.5,lowBufferWatchdogPeriod:.5,highBufferWatchdogPeriod:3,nudgeOffset:.1,nudgeMaxRetry:3,maxFragLookUpTolerance:.25,liveSyncDurationCount:3,liveMaxLatencyDurationCount:1/0,liveSyncDuration:void 0,liveMaxLatencyDuration:void 0,liveDurationInfinity:!1,liveBackBufferLength:1/0,maxMaxBufferLength:600,enableWorker:!0,enableSoftwareAES:!0,manifestLoadingTimeOut:1e4,manifestLoadingMaxRetry:1,manifestLoadingRetryDelay:1e3,manifestLoadingMaxRetryTimeout:64e3,startLevel:void 0,levelLoadingTimeOut:1e4,levelLoadingMaxRetry:4,levelLoadingRetryDelay:1e3,levelLoadingMaxRetryTimeout:64e3,fragLoadingTimeOut:2e4,fragLoadingMaxRetry:6,fragLoadingRetryDelay:1e3,fragLoadingMaxRetryTimeout:64e3,startFragPrefetch:!1,fpsDroppedMonitoringPeriod:5e3,fpsDroppedMonitoringThreshold:.2,appendErrorMaxRetry:3,loader:eT,fLoader:void 0,pLoader:void 0,xhrSetup:void 0,licenseXhrSetup:void 0,abrController:ed,bufferController:eh,capLevelController:ef,fpsController:ep,stretchShortVideoTrack:!1,maxAudioFramesDrift:1,forceKeyFrameOnDiscontinuity:!0,abrEwmaFastLive:3,abrEwmaSlowLive:9,abrEwmaFastVoD:3,abrEwmaSlowVoD:9,abrEwmaDefaultEstimate:5e5,abrBandWidthFactor:.95,abrBandWidthUpFactor:.7,abrMaxWithRealBitrate:!1,maxStarvationDelay:4,maxLoadingDelay:4,minAutoBitrate:0,emeEnabled:!1,widevineLicenseUrl:void 0,requestMediaKeySystemAccessFunc:eq},{cueHandler:g,enableCEA708Captions:!0,enableWebVTT:!0,captionsTextTrack1Label:"English",captionsTextTrack1LanguageCode:"en",captionsTextTrack2Label:"Spanish",captionsTextTrack2LanguageCode:"es"},{subtitleStreamController:eW,subtitleTrackController:ej,timelineController:eK,audioStreamController:eS,audioTrackController:eE,emeController:function(e){function EMEController(t){var r;return(r=e.call(this,t,y.default.MEDIA_ATTACHED,y.default.MEDIA_DETACHED,y.default.MANIFEST_PARSED)||this)._widevineLicenseUrl=void 0,r._licenseXhrSetup=void 0,r._emeEnabled=void 0,r._requestMediaKeySystemAccess=void 0,r._config=void 0,r._mediaKeysList=[],r._media=null,r._hasSetMediaKeys=!1,r._requestLicenseFailureCount=0,r._onMediaEncrypted=function(e){T.logger.log('Media is encrypted using "'+e.initDataType+'" init data type'),r._attemptSetMediaKeys(),r._generateRequestWithPreferredKeySession(e.initDataType,e.initData)},r._config=t.config,r._widevineLicenseUrl=r._config.widevineLicenseUrl,r._licenseXhrSetup=r._config.licenseXhrSetup,r._emeEnabled=r._config.emeEnabled,r._requestMediaKeySystemAccess=r._config.requestMediaKeySystemAccessFunc,r}EMEController.prototype=Object.create(e.prototype),EMEController.prototype.constructor=EMEController,EMEController.__proto__=e;var t,r=EMEController.prototype;return r.getLicenseServerUrl=function(e){switch(e){case f.WIDEVINE:if(!this._widevineLicenseUrl)break;return this._widevineLicenseUrl}throw Error('no license server URL configured for key-system "'+e+'"')},r._attemptKeySystemAccess=function(e,t,r){var i=this,a=eme_controller_getSupportedMediaKeySystemConfigurations(e,t,r);T.logger.log("Requesting encrypted media key-system access"),this.requestMediaKeySystemAccess(e,a).then(function(t){i._onMediaKeySystemAccessObtained(e,t)}).catch(function(t){T.logger.error('Failed to obtain key-system "'+e+'" access:',t)})},r._onMediaKeySystemAccessObtained=function(e,t){var r=this;T.logger.log('Access for key-system "'+e+'" obtained');var i={mediaKeysSessionInitialized:!1,mediaKeySystemAccess:t,mediaKeySystemDomain:e};this._mediaKeysList.push(i),t.createMediaKeys().then(function(t){i.mediaKeys=t,T.logger.log('Media-keys created for key-system "'+e+'"'),r._onMediaKeysCreated()}).catch(function(e){T.logger.error("Failed to create media-keys:",e)})},r._onMediaKeysCreated=function(){var e=this;this._mediaKeysList.forEach(function(t){t.mediaKeysSession||(t.mediaKeysSession=t.mediaKeys.createSession(),e._onNewMediaKeySession(t.mediaKeysSession))})},r._onNewMediaKeySession=function(e){var t=this;T.logger.log("New key-system session "+e.sessionId),e.addEventListener("message",function(r){t._onKeySessionMessage(e,r.message)},!1)},r._onKeySessionMessage=function(e,t){T.logger.log("Got EME message event, creating license request"),this._requestLicense(t,function(t){T.logger.log("Received license data (length: "+(t?t.byteLength:t)+"), updating key-session"),e.update(t)})},r._attemptSetMediaKeys=function(){if(!this._media)throw Error("Attempted to set mediaKeys without first attaching a media element");if(!this._hasSetMediaKeys){var e=this._mediaKeysList[0];if(!e||!e.mediaKeys){T.logger.error("Fatal: Media is encrypted but no CDM access or no keys have been obtained yet"),this.hls.trigger(y.default.ERROR,{type:m.ErrorTypes.KEY_SYSTEM_ERROR,details:m.ErrorDetails.KEY_SYSTEM_NO_KEYS,fatal:!0});return}T.logger.log("Setting keys for encrypted media"),this._media.setMediaKeys(e.mediaKeys),this._hasSetMediaKeys=!0}},r._generateRequestWithPreferredKeySession=function(e,t){var r=this,i=this._mediaKeysList[0];if(!i){T.logger.error("Fatal: Media is encrypted but not any key-system access has been obtained yet"),this.hls.trigger(y.default.ERROR,{type:m.ErrorTypes.KEY_SYSTEM_ERROR,details:m.ErrorDetails.KEY_SYSTEM_NO_ACCESS,fatal:!0});return}if(i.mediaKeysSessionInitialized){T.logger.warn("Key-Session already initialized but requested again");return}var a=i.mediaKeysSession;if(!a){T.logger.error("Fatal: Media is encrypted but no key-session existing"),this.hls.trigger(y.default.ERROR,{type:m.ErrorTypes.KEY_SYSTEM_ERROR,details:m.ErrorDetails.KEY_SYSTEM_NO_SESSION,fatal:!0});return}if(!t){T.logger.warn("Fatal: initData required for generating a key session is null"),this.hls.trigger(y.default.ERROR,{type:m.ErrorTypes.KEY_SYSTEM_ERROR,details:m.ErrorDetails.KEY_SYSTEM_NO_INIT_DATA,fatal:!0});return}T.logger.log('Generating key-session request for "'+e+'" init data type'),i.mediaKeysSessionInitialized=!0,a.generateRequest(e,t).then(function(){T.logger.debug("Key-session generation succeeded")}).catch(function(e){T.logger.error("Error generating key-session request:",e),r.hls.trigger(y.default.ERROR,{type:m.ErrorTypes.KEY_SYSTEM_ERROR,details:m.ErrorDetails.KEY_SYSTEM_NO_SESSION,fatal:!1})})},r._createLicenseXhr=function(e,t,r){var i=new XMLHttpRequest,a=this._licenseXhrSetup;try{if(a)try{a(i,e)}catch(t){i.open("POST",e,!0),a(i,e)}i.readyState||i.open("POST",e,!0)}catch(e){throw Error("issue setting up KeySystem license XHR "+e)}return i.responseType="arraybuffer",i.onreadystatechange=this._onLicenseRequestReadyStageChange.bind(this,i,e,t,r),i},r._onLicenseRequestReadyStageChange=function(e,t,r,i){if(4===e.readyState){if(200===e.status)this._requestLicenseFailureCount=0,T.logger.log("License request succeeded"),"arraybuffer"!==e.responseType&&T.logger.warn("xhr response type was not set to the expected arraybuffer for license request"),i(e.response);else{if(T.logger.error("License Request XHR failed ("+t+"). 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i=this.getLicenseServerUrl(r.mediaKeySystemDomain),a=this._createLicenseXhr(i,e,t);T.logger.log("Sending license request to URL: "+i);var n=this._generateLicenseRequestChallenge(r,e);a.send(n)}catch(e){T.logger.error("Failure requesting DRM license: "+e),this.hls.trigger(y.default.ERROR,{type:m.ErrorTypes.KEY_SYSTEM_ERROR,details:m.ErrorDetails.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0})}},r.onMediaAttached=function(e){if(this._emeEnabled){var t=e.media;this._media=t,t.addEventListener("encrypted",this._onMediaEncrypted)}},r.onMediaDetached=function(){this._media&&(this._media.removeEventListener("encrypted",this._onMediaEncrypted),this._media=null)},r.onManifestParsed=function(e){if(this._emeEnabled){var t=e.levels.map(function(e){return e.audioCodec}),r=e.levels.map(function(e){return 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