hls.min.js

!function(t,e){"object"==typeof exports&&"object"==typeof module?module.exports=e():"function"==typeof define&&define.amd?define([],e):"object"==typeof exports?exports.Hls=e():t.Hls=e()}(this,function(){return function(t){function e(i){if(r[i])return r[i].exports;var a=r[i]={i:i,l:!1,exports:{}};return t[i].call(a.exports,a,a.exports,e),a.l=!0,a.exports}var r={};return e.m=t,e.c=r,e.d=function(t,r,i){e.o(t,r)||Object.defineProperty(t,r,{configurable:!1,enumerable:!0,get:i})},e.n=function(t){var r=t&&t.__esModule?function(){return t.default}:function(){return t};return e.d(r,"a",r),r},e.o=function(t,e){return Object.prototype.hasOwnProperty.call(t,e)},e.p="/dist/",e(e.s=8)}([function(t,e,r){"use strict";function i(){}function a(t,e){return e="["+t+"] > "+e}function n(t){var e=self.console[t];return e?function(){for(var r=arguments.length,i=Array(r),n=0;n<r;n++)i[n]=arguments[n];i[0]&&(i[0]=a(t,i[0])),e.apply(self.console,i)}:i}function o(t){for(var 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l=t.getStartDTS(n,e);this.initPTS=s=l-r,this.observer.trigger(S.a.INIT_PTS_FOUND,{initPTS:s})}t.offsetStartDTS(n,e,s),o=t.getStartDTS(n,e),this.remuxer.remux(n.audio,n.video,null,null,o,i,a,e)},t.prototype.destroy=function(){},t}(),P=C,x={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(t,e,r,i,a){if(!(r+24>e.length)){var n=this.parseHeader(e,r);if(n&&r+n.frameLength<=e.length){var o=9e4*n.samplesPerFrame/n.sampleRate,s=i+a*o,l={unit:e.subarray(r,r+n.frameLength),pts:s,dts:s};return t.config=[],t.channelCount=n.channelCount,t.samplerate=n.sampleRate,t.samples.push(l),t.len+=n.frameLength,{sample:l,length:n.frameLength}}}},parseHeader:function(t,e){var r=t[e+1]>>3&3,i=t[e+1]>>1&3,a=t[e+2]>>4&15,n=t[e+2]>>2&3,o=t[e+2]>>1&1;if(1!==r&&0!==a&&15!==a&&3!==n){var s=3===r?3-i:3===i?3:4,l=1e3*x.BitratesMap[14*s+a-1],u=3===r?0:2===r?1:2,d=x.SamplingRateMap[3*u+n],h=t[e+3]>>6==3?1:2,c=x.SamplesCoefficients[r][i],f=x.BytesInSlot[i],p=8*c*f;return{sampleRate:d,channelCount:h,frameLength:parseInt(c*l/d+o,10)*f,samplesPerFrame:p}}},isHeaderPattern:function(t,e){return 255===t[e]&&224==(224&t[e+1])&&0!=(6&t[e+1])},isHeader:function(t,e){return!!(e+1<t.length&&this.isHeaderPattern(t,e))},probe:function(t,e){if(e+1<t.length&&this.isHeaderPattern(t,e)){var r=this.parseHeader(t,e),i=4;r&&r.frameLength&&(i=r.frameLength);var a=e+i;if(a===t.length||a+1<t.length&&this.isHeaderPattern(t,a))return!0}return!1}},F=x,N=function(){function t(e){g(this,t),this.data=e,this.bytesAvailable=e.byteLength,this.word=0,this.bitsAvailable=0}return t.prototype.loadWord=function(){var t=this.data,e=this.bytesAvailable,r=t.byteLength-e,i=new Uint8Array(4),a=Math.min(4,e);if(0===a)throw new Error("no bytes available");i.set(t.subarray(r,r+a)),this.word=new DataView(i.buffer).getUint32(0),this.bitsAvailable=8*a,this.bytesAvailable-=a},t.prototype.skipBits=function(t){var e;this.bitsAvailable>t?(this.word<<=t,this.bitsAvailable-=t):(t-=this.bitsAvailable,e=t>>3,t-=e>>3,this.bytesAvailable-=e,this.loadWord(),this.word<<=t,this.bitsAvailable-=t)},t.prototype.readBits=function(t){var e=Math.min(this.bitsAvailable,t),r=this.word>>>32-e;return t>32&&w.b.error("Cannot read more than 32 bits at a time"),this.bitsAvailable-=e,this.bitsAvailable>0?this.word<<=e:this.bytesAvailable>0&&this.loadWord(),e=t-e,e>0&&this.bitsAvailable?r<<e|this.readBits(e):r},t.prototype.skipLZ=function(){var t;for(t=0;t<this.bitsAvailable;++t)if(0!=(this.word&2147483648>>>t))return this.word<<=t,this.bitsAvailable-=t,t;return this.loadWord(),t+this.skipLZ()},t.prototype.skipUEG=function(){this.skipBits(1+this.skipLZ())},t.prototype.skipEG=function(){this.skipBits(1+this.skipLZ())},t.prototype.readUEG=function(){var t=this.skipLZ();return this.readBits(t+1)-1},t.prototype.readEG=function(){var t=this.readUEG();return 1&t?1+t>>>1:-1*(t>>>1)},t.prototype.readBoolean=function(){return 1===this.readBits(1)},t.prototype.readUByte=function(){return this.readBits(8)},t.prototype.readUShort=function(){return this.readBits(16)},t.prototype.readUInt=function(){return this.readBits(32)},t.prototype.skipScalingList=function(t){var e,r,i=8,a=8;for(e=0;e<t;e++)0!==a&&(r=this.readEG(),a=(i+r+256)%256),i=0===a?i:a},t.prototype.readSPS=function(){var t,e,r,i,a,n,o,s=0,l=0,u=0,d=0,h=this.readUByte.bind(this),c=this.readBits.bind(this),f=this.readUEG.bind(this),p=this.readBoolean.bind(this),g=this.skipBits.bind(this),v=this.skipEG.bind(this),y=this.skipUEG.bind(this),m=this.skipScalingList.bind(this);if(h(),t=h(),c(5),g(3),h(),y(),100===t||110===t||122===t||244===t||44===t||83===t||86===t||118===t||128===t){var b=f();if(3===b&&g(1),y(),y(),g(1),p())for(n=3!==b?8:12,o=0;o<n;o++)p()&&m(o<6?16:64)}y();var E=f();if(0===E)f();else if(1===E)for(g(1),v(),v(),e=f(),o=0;o<e;o++)v();y(),g(1),r=f(),i=f(),a=c(1),0===a&&g(1),g(1),p()&&(s=f(),l=f(),u=f(),d=f());var T=[1,1];if(p()&&p()){switch(h()){case 1:T=[1,1];break;case 2:T=[12,11];break;case 3:T=[10,11];break;case 4:T=[16,11];break;case 5:T=[40,33];break;case 6:T=[24,11];break;case 7:T=[20,11];break;case 8:T=[32,11];break;case 9:T=[80,33];break;case 10:T=[18,11];break;case 11:T=[15,11];break;case 12:T=[64,33];break;case 13:T=[160,99];break;case 14:T=[4,3];break;case 15:T=[3,2];break;case 16:T=[2,1];break;case 255:T=[h()<<8|h(),h()<<8|h()]}}return{width:Math.ceil(16*(r+1)-2*s-2*l),height:(2-a)*(i+1)*16-(a?2:4)*(u+d),pixelRatio:T}},t.prototype.readSliceType=function(){return this.readUByte(),this.readUEG(),this.readUEG()},t}(),M=N,U=function(){function t(e,r,i,a){v(this,t),this.decryptdata=i,this.discardEPB=a,this.decrypter=new _.a(e,r)}return t.prototype.decryptBuffer=function(t,e){this.decrypter.decrypt(t,this.decryptdata.key.buffer,this.decryptdata.iv.buffer,e)},t.prototype.decryptAacSample=function(t,e,r,i){var a=t[e].unit,n=a.subarray(16,a.length-a.length%16),o=n.buffer.slice(n.byteOffset,n.byteOffset+n.length),s=this;this.decryptBuffer(o,function(n){n=new Uint8Array(n),a.set(n,16),i||s.decryptAacSamples(t,e+1,r)})},t.prototype.decryptAacSamples=function(t,e,r){for(;;e++){if(e>=t.length)return void r();if(!(t[e].unit.length<32)){var i=this.decrypter.isSync();if(this.decryptAacSample(t,e,r,i),!i)return}}},t.prototype.getAvcEncryptedData=function(t){for(var e=16*Math.floor((t.length-48)/160)+16,r=new Int8Array(e),i=0,a=32;a<=t.length-16;a+=160,i+=16)r.set(t.subarray(a,a+16),i);return r},t.prototype.getAvcDecryptedUnit=function(t,e){e=new Uint8Array(e);for(var r=0,i=32;i<=t.length-16;i+=160,r+=16)t.set(e.subarray(r,r+16),i);return t},t.prototype.decryptAvcSample=function(t,e,r,i,a,n){var o=this.discardEPB(a.data),s=this.getAvcEncryptedData(o),l=this;this.decryptBuffer(s.buffer,function(s){a.data=l.getAvcDecryptedUnit(o,s),n||l.decryptAvcSamples(t,e,r+1,i)})},t.prototype.decryptAvcSamples=function(t,e,r,i){for(;;e++,r=0){if(e>=t.length)return void i();for(var a=t[e].units;!(r>=a.length);r++){var n=a[r];if(!(n.length<=48||1!==n.type&&5!==n.type)){var o=this.decrypter.isSync();if(this.decryptAvcSample(t,e,r,i,n,o),!o)return}}}},t}(),B=U,G={video:0,audio:1,id3:2,text:3},j=function(){function t(e,r,i,a){y(this,t),this.observer=e,this.config=i,this.typeSupported=a,this.remuxer=r,this.sampleAes=null}return t.prototype.setDecryptData=function(t){null!=t&&null!=t.key&&"SAMPLE-AES"===t.method?this.sampleAes=new B(this.observer,this.config,t,this.discardEPB):this.sampleAes=null},t.probe=function(e){var r=t._syncOffset(e);return!(r<0)&&(r&&w.b.warn("MPEG2-TS detected but first sync word found @ offset "+r+", junk ahead ?"),!0)},t._syncOffset=function(t){for(var e=Math.min(1e3,t.length-564),r=0;r<e;){if(71===t[r]&&71===t[r+188]&&71===t[r+376])return r;r++}return-1},t.createTrack=function(t,e){return{container:"video"===t||"audio"===t?"video/mp2t":void 0,type:t,id:G[t],pid:-1,inputTimeScale:9e4,sequenceNumber:0,samples:[],len:0,dropped:"video"===t?0:void 0,isAAC:"audio"===t||void 0,duration:"audio"===t?e:void 0}},t.prototype.resetInitSegment=function(e,r,i,a){this.pmtParsed=!1,this._pmtId=-1,this._avcTrack=t.createTrack("video",a),this._audioTrack=t.createTrack("audio",a),this._id3Track=t.createTrack("id3",a),this._txtTrack=t.createTrack("text",a),this.aacOverFlow=null,this.aacLastPTS=null,this.avcSample=null,this.audioCodec=r,this.videoCodec=i,this._duration=a},t.prototype.resetTimeStamp=function(){},t.prototype.append=function(e,r,i,a){var n,o,s,l,u,d=e.length,h=!1;this.contiguous=i;var c=this.pmtParsed,f=this._avcTrack,p=this._audioTrack,g=this._id3Track,v=f.pid,y=p.pid,m=g.pid,b=this._pmtId,E=f.pesData,T=p.pesData,R=g.pesData,A=this._parsePAT,_=this._parsePMT,D=this._parsePES,I=this._parseAVCPES.bind(this),k=this._parseAACPES.bind(this),O=this._parseMPEGPES.bind(this),C=this._parseID3PES.bind(this),P=t._syncOffset(e);for(d-=(d+P)%188,n=P;n<d;n+=188)if(71===e[n]){if(o=!!(64&e[n+1]),s=((31&e[n+1])<<8)+e[n+2],(48&e[n+3])>>4>1){if((l=n+5+e[n+4])===n+188)continue}else l=n+4;switch(s){case v:o&&(E&&(u=D(E))&&I(u,!1),E={data:[],size:0}),E&&(E.data.push(e.subarray(l,n+188)),E.size+=n+188-l);break;case y:o&&(T&&(u=D(T))&&(p.isAAC?k(u):O(u)),T={data:[],size:0}),T&&(T.data.push(e.subarray(l,n+188)),T.size+=n+188-l);break;case m:o&&(R&&(u=D(R))&&C(u),R={data:[],size:0}),R&&(R.data.push(e.subarray(l,n+188)),R.size+=n+188-l);break;case 0:o&&(l+=e[l]+1),b=this._pmtId=A(e,l);break;case b:o&&(l+=e[l]+1);var x=_(e,l,!0===this.typeSupported.mpeg||!0===this.typeSupported.mp3,null!=this.sampleAes);v=x.avc,v>0&&(f.pid=v),y=x.audio,y>0&&(p.pid=y,p.isAAC=x.isAAC),m=x.id3,m>0&&(g.pid=m),h&&!c&&(w.b.log("reparse from beginning"),h=!1,n=P-188),c=this.pmtParsed=!0;break;case 17:case 8191:break;default:h=!0}}else this.observer.trigger(S.a.ERROR,{type:L.b.MEDIA_ERROR,details:L.a.FRAG_PARSING_ERROR,fatal:!1,reason:"TS packet did not start with 0x47"});E&&(u=D(E))?(I(u,!0),f.pesData=null):f.pesData=E,T&&(u=D(T))?(p.isAAC?k(u):O(u),p.pesData=null):(T&&T.size&&w.b.log("last AAC PES packet truncated,might overlap between fragments"),p.pesData=T),R&&(u=D(R))?(C(u),g.pesData=null):g.pesData=R,null==this.sampleAes?this.remuxer.remux(p,f,g,this._txtTrack,r,i,a):this.decryptAndRemux(p,f,g,this._txtTrack,r,i,a)},t.prototype.decryptAndRemux=function(t,e,r,i,a,n,o){if(t.samples&&t.isAAC){var s=this;this.sampleAes.decryptAacSamples(t.samples,0,function(){s.decryptAndRemuxAvc(t,e,r,i,a,n,o)})}else this.decryptAndRemuxAvc(t,e,r,i,a,n,o)},t.prototype.decryptAndRemuxAvc=function(t,e,r,i,a,n,o){if(e.samples){var s=this;this.sampleAes.decryptAvcSamples(e.samples,0,0,function(){s.remuxer.remux(t,e,r,i,a,n,o)})}else this.remuxer.remux(t,e,r,i,a,n,o)},t.prototype.destroy=function(){this._initPTS=this._initDTS=void 0,this._duration=0},t.prototype._parsePAT=function(t,e){return(31&t[e+10])<<8|t[e+11]},t.prototype._parsePMT=function(t,e,r,i){var a,n,o,s,l={audio:-1,avc:-1,id3:-1,isAAC:!0};for(a=(15&t[e+1])<<8|t[e+2],n=e+3+a-4,o=(15&t[e+10])<<8|t[e+11],e+=12+o;e<n;){switch(s=(31&t[e+1])<<8|t[e+2],t[e]){case 207:if(!i){w.b.log("unkown stream type:"+t[e]);break}case 15:-1===l.audio&&(l.audio=s);break;case 21:-1===l.id3&&(l.id3=s);break;case 219:if(!i){w.b.log("unkown stream type:"+t[e]);break}case 27:-1===l.avc&&(l.avc=s);break;case 3:case 4:r?-1===l.audio&&(l.audio=s,l.isAAC=!1):w.b.log("MPEG audio found, not supported in this browser for now");break;case 36:w.b.warn("HEVC stream type found, not supported for now");break;default:w.b.log("unkown stream type:"+t[e])}e+=5+((15&t[e+3])<<8|t[e+4])}return l},t.prototype._parsePES=function(t){var e,r,i,a,n,o,s,l,u=0,d=t.data;if(!t||0===t.size)return null;for(;d[0].length<19&&d.length>1;){var h=new Uint8Array(d[0].length+d[1].length);h.set(d[0]),h.set(d[1],d[0].length),d[0]=h,d.splice(1,1)}if(e=d[0],1===(e[0]<<16)+(e[1]<<8)+e[2]){if((i=(e[4]<<8)+e[5])&&i>t.size-6)return null;r=e[7],192&r&&(o=536870912*(14&e[9])+4194304*(255&e[10])+16384*(254&e[11])+128*(255&e[12])+(254&e[13])/2,o>4294967295&&(o-=8589934592),64&r?(s=536870912*(14&e[14])+4194304*(255&e[15])+16384*(254&e[16])+128*(255&e[17])+(254&e[18])/2,s>4294967295&&(s-=8589934592),o-s>54e5&&(w.b.warn(Math.round((o-s)/9e4)+"s delta between PTS and DTS, align them"),o=s)):s=o),a=e[8],l=a+9,t.size-=l,n=new Uint8Array(t.size);for(var c=0,f=d.length;c<f;c++){e=d[c];var p=e.byteLength;if(l){if(l>p){l-=p;continue}e=e.subarray(l),p-=l,l=0}n.set(e,u),u+=p}return i&&(i-=a+3),{data:n,pts:o,dts:s,len:i}}return null},t.prototype.pushAccesUnit=function(t,e){if(t.units.length&&t.frame){var r=e.samples,i=r.length;!this.config.forceKeyFrameOnDiscontinuity||!0===t.key||e.sps&&(i||this.contiguous)?(t.id=i,r.push(t)):e.dropped++}t.debug.length&&w.b.log(t.pts+"/"+t.dts+":"+t.debug)},t.prototype._parseAVCPES=function(t,e){var r,i,a,n=this,o=this._avcTrack,s=this._parseAVCNALu(t.data),l=this.avcSample,u=!1,d=this.pushAccesUnit.bind(this),h=function(t,e,r,i){return{key:t,pts:e,dts:r,units:[],debug:i}};t.data=null,l&&s.length&&!o.audFound&&(d(l,o),l=this.avcSample=h(!1,t.pts,t.dts,"")),s.forEach(function(e){switch(e.type){case 1:i=!0,l||(l=n.avcSample=h(!0,t.pts,t.dts,"")),l.frame=!0;var s=e.data;if(u&&s.length>4){var c=new M(s).readSliceType();2!==c&&4!==c&&7!==c&&9!==c||(l.key=!0)}break;case 5:i=!0,l||(l=n.avcSample=h(!0,t.pts,t.dts,"")),l.key=!0,l.frame=!0;break;case 6:i=!0,r=new M(n.discardEPB(e.data)),r.readUByte();for(var f=0,p=0,g=!1,v=0;!g&&r.bytesAvailable>1;){f=0;do{v=r.readUByte(),f+=v}while(255===v);p=0;do{v=r.readUByte(),p+=v}while(255===v);if(4===f&&0!==r.bytesAvailable){g=!0;if(181===r.readUByte()){if(49===r.readUShort()){if(1195456820===r.readUInt()){if(3===r.readUByte()){var y=r.readUByte(),m=r.readUByte(),b=31&y,E=[y,m];for(a=0;a<b;a++)E.push(r.readUByte()),E.push(r.readUByte()),E.push(r.readUByte());n._insertSampleInOrder(n._txtTrack.samples,{type:3,pts:t.pts,bytes:E})}}}}}else if(p<r.bytesAvailable)for(a=0;a<p;a++)r.readUByte()}break;case 7:if(i=!0,u=!0,!o.sps){r=new M(e.data);var T=r.readSPS();o.width=T.width,o.height=T.height,o.pixelRatio=T.pixelRatio,o.sps=[e.data],o.duration=n._duration;var R=e.data.subarray(1,4),A="avc1.";for(a=0;a<3;a++){var S=R[a].toString(16);S.length<2&&(S="0"+S),A+=S}o.codec=A}break;case 8:i=!0,o.pps||(o.pps=[e.data]);break;case 9:i=!1,o.audFound=!0,l&&d(l,o),l=n.avcSample=h(!1,t.pts,t.dts,"");break;case 12:i=!1;break;default:i=!1,l&&(l.debug+="unknown NAL "+e.type+" ")}if(l&&i){l.units.push(e)}}),e&&l&&(d(l,o),this.avcSample=null)},t.prototype._insertSampleInOrder=function(t,e){var r=t.length;if(r>0){if(e.pts>=t[r-1].pts)t.push(e);else for(var i=r-1;i>=0;i--)if(e.pts<t[i].pts){t.splice(i,0,e);break}}else t.push(e)},t.prototype._getLastNalUnit=function(){var t=this.avcSample,e=void 0;if(!t||0===t.units.length){var r=this._avcTrack,i=r.samples;t=i[i.length-1]}if(t){var a=t.units;e=a[a.length-1]}return e},t.prototype._parseAVCNALu=function(t){var e,r,i,a,n,o=0,s=t.byteLength,l=this._avcTrack,u=l.naluState||0,d=u,h=[],c=-1;for(-1===u&&(c=0,n=31&t[0],u=0,o=1);o<s;)if(e=t[o++],u)if(1!==u)if(e)if(1===e){if(c>=0)i={data:t.subarray(c,o-u-1),type:n},h.push(i);else{var f=this._getLastNalUnit();if(f&&(d&&o<=4-d&&f.state&&(f.data=f.data.subarray(0,f.data.byteLength-d)),(r=o-u-1)>0)){var p=new Uint8Array(f.data.byteLength+r);p.set(f.data,0),p.set(t.subarray(0,r),f.data.byteLength),f.data=p}}o<s?(a=31&t[o],c=o,n=a,u=0):u=-1}else u=0;else u=3;else u=e?0:2;else u=e?0:1;if(c>=0&&u>=0&&(i={data:t.subarray(c,s),type:n,state:u},h.push(i)),0===h.length){var g=this._getLastNalUnit();if(g){var v=new Uint8Array(g.data.byteLength+t.byteLength);v.set(g.data,0),v.set(t,g.data.byteLength),g.data=v}}return l.naluState=u,h},t.prototype.discardEPB=function(t){for(var e,r,i=t.byteLength,a=[],n=1;n<i-2;)0===t[n]&&0===t[n+1]&&3===t[n+2]?(a.push(n+2),n+=2):n++;if(0===a.length)return t;e=i-a.length,r=new Uint8Array(e);var o=0;for(n=0;n<e;o++,n++)o===a[0]&&(o++,a.shift()),r[n]=t[o];return r},t.prototype._parseAACPES=function(t){var e,r,i,a,n,o=this._audioTrack,l=t.data,h=t.pts,f=this.aacOverFlow,p=this.aacLastPTS;if(f){var g=new Uint8Array(f.byteLength+l.byteLength);g.set(f,0),g.set(l,f.byteLength),l=g}for(i=0,n=l.length;i<n-1&&!s(l,i);i++);if(i){var v,y;if(i<n-1?(v="AAC PES did not start with ADTS header,offset:"+i,y=!1):(v="no ADTS header found in AAC PES",y=!0),w.b.warn("parsing error:"+v),this.observer.trigger(S.a.ERROR,{type:L.b.MEDIA_ERROR,details:L.a.FRAG_PARSING_ERROR,fatal:y,reason:v}),y)return}if(u(o,this.observer,l,i,this.audioCodec),r=0,e=d(o.samplerate),f&&p){var m=p+e;Math.abs(m-h)>1&&(w.b.log("AAC: align PTS for overlapping frames by "+Math.round((m-h)/90)),h=m)}for(;i<n;)if(s(l,i)&&i+5<n){var b=c(o,l,i,h,r);if(!b)break;i+=b.length,a=b.sample.pts,r++}else i++;f=i<n?l.subarray(i,n):null,this.aacOverFlow=f,this.aacLastPTS=a},t.prototype._parseMPEGPES=function(t){for(var e=t.data,r=e.length,i=0,a=0,n=t.pts;a<r;)if(F.isHeader(e,a)){var o=F.appendFrame(this._audioTrack,e,a,n,i);if(!o)break;a+=o.length,i++}else a++},t.prototype._parseID3PES=function(t){this._id3Track.samples.push(t)},t}(),H=j,K=function(){function t(e,r,i){m(this,t),this.observer=e,this.config=i,this.remuxer=r}return t.prototype.resetInitSegment=function(t,e,r,i){this._audioTrack={container:"audio/mpeg",type:"audio",id:-1,sequenceNumber:0,isAAC:!1,samples:[],len:0,manifestCodec:e,duration:i,inputTimeScale:9e4}},t.prototype.resetTimeStamp=function(){},t.probe=function(t){var e,r,i=D.a.getID3Data(t,0);if(i&&void 0!==D.a.getTimeStamp(i))for(e=i.length,r=Math.min(t.length-1,e+100);e<r;e++)if(F.probe(t,e))return w.b.log("MPEG Audio sync word found !"),!0;return!1},t.prototype.append=function(t,e,r,i){for(var a=D.a.getID3Data(t,0),n=D.a.getTimeStamp(a),o=n?90*n:9e4*e,s=a.length,l=t.length,u=0,d=0,h=this._audioTrack,c=[{pts:o,dts:o,data:a}];s<l;)if(F.isHeader(t,s)){var f=F.appendFrame(h,t,s,o,u);if(!f)break;s+=f.length,d=f.sample.pts,u++}else D.a.isHeader(t,s)?(a=D.a.getID3Data(t,s),c.push({pts:d,dts:d,data:a}),s+=a.length):s++;this.remuxer.remux(h,{samples:[]},{samples:c,inputTimeScale:9e4},{samples:[]},e,r,i)},t.prototype.destroy=function(){},t}(),W=K,V=function(){function t(){b(this,t)}return t.getSilentFrame=function(t,e){switch(t){case"mp4a.40.2":if(1===e)return new Uint8Array([0,200,0,128,35,128]);if(2===e)return new Uint8Array([33,0,73,144,2,25,0,35,128]);if(3===e)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,142]);if(4===e)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,128,44,128,8,2,56]);if(5===e)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,130,48,4,153,0,33,144,2,56]);if(6===e)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,130,48,4,153,0,33,144,2,0,178,0,32,8,224]);break;default:if(1===e)return new Uint8Array([1,64,34,128,163,78,230,128,186,8,0,0,0,28,6,241,193,10,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,94]);if(2===e)return new Uint8Array([1,64,34,128,163,94,230,128,186,8,0,0,0,0,149,0,6,241,161,10,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,94]);if(3===e)return new Uint8Array([1,64,34,128,163,94,230,128,186,8,0,0,0,0,149,0,6,241,161,10,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,94])}return null},t}(),Y=V,z=Math.pow(2,32)-1,X=function(){function t(){E(this,t)}return t.init=function(){t.types={avc1:[],avcC:[],btrt:[],dinf:[],dref:[],esds:[],ftyp:[],hdlr:[],mdat:[],mdhd:[],mdia:[],mfhd:[],minf:[],moof:[],moov:[],mp4a:[],".mp3":[],mvex:[],mvhd:[],pasp:[],sdtp:[],stbl:[],stco:[],stsc:[],stsd:[],stsz:[],stts:[],tfdt:[],tfhd:[],traf:[],trak:[],trun:[],trex:[],tkhd:[],vmhd:[],smhd:[]};var e;for(e in t.types)t.types.hasOwnProperty(e)&&(t.types[e]=[e.charCodeAt(0),e.charCodeAt(1),e.charCodeAt(2),e.charCodeAt(3)]);var r=new Uint8Array([0,0,0,0,0,0,0,0,118,105,100,101,0,0,0,0,0,0,0,0,0,0,0,0,86,105,100,101,111,72,97,110,100,108,101,114,0]),i=new Uint8Array([0,0,0,0,0,0,0,0,115,111,117,110,0,0,0,0,0,0,0,0,0,0,0,0,83,111,117,110,100,72,97,110,100,108,101,114,0]);t.HDLR_TYPES={video:r,audio:i};var a=new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,12,117,114,108,32,0,0,0,1]),n=new Uint8Array([0,0,0,0,0,0,0,0]);t.STTS=t.STSC=t.STCO=n,t.STSZ=new Uint8Array([0,0,0,0,0,0,0,0,0,0,0,0]),t.VMHD=new Uint8Array([0,0,0,1,0,0,0,0,0,0,0,0]),t.SMHD=new Uint8Array([0,0,0,0,0,0,0,0]),t.STSD=new Uint8Array([0,0,0,0,0,0,0,1]);var o=new Uint8Array([105,115,111,109]),s=new Uint8Array([97,118,99,49]),l=new Uint8Array([0,0,0,1]);t.FTYP=t.box(t.types.ftyp,o,l,o,s),t.DINF=t.box(t.types.dinf,t.box(t.types.dref,a))},t.box=function(t){for(var e,r=Array.prototype.slice.call(arguments,1),i=8,a=r.length,n=a;a--;)i+=r[a].byteLength;for(e=new Uint8Array(i),e[0]=i>>24&255,e[1]=i>>16&255,e[2]=i>>8&255,e[3]=255&i,e.set(t,4),a=0,i=8;a<n;a++)e.set(r[a],i),i+=r[a].byteLength;return e},t.hdlr=function(e){return t.box(t.types.hdlr,t.HDLR_TYPES[e])},t.mdat=function(e){return t.box(t.types.mdat,e)},t.mdhd=function(e,r){r*=e;var i=Math.floor(r/(z+1)),a=Math.floor(r%(z+1));return t.box(t.types.mdhd,new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,e>>24&255,e>>16&255,e>>8&255,255&e,i>>24,i>>16&255,i>>8&255,255&i,a>>24,a>>16&255,a>>8&255,255&a,85,196,0,0]))},t.mdia=function(e){return t.box(t.types.mdia,t.mdhd(e.timescale,e.duration),t.hdlr(e.type),t.minf(e))},t.mfhd=function(e){return t.box(t.types.mfhd,new Uint8Array([0,0,0,0,e>>24,e>>16&255,e>>8&255,255&e]))},t.minf=function(e){return"audio"===e.type?t.box(t.types.minf,t.box(t.types.smhd,t.SMHD),t.DINF,t.stbl(e)):t.box(t.types.minf,t.box(t.types.vmhd,t.VMHD),t.DINF,t.stbl(e))},t.moof=function(e,r,i){return t.box(t.types.moof,t.mfhd(e),t.traf(i,r))},t.moov=function(e){for(var r=e.length,i=[];r--;)i[r]=t.trak(e[r]);return t.box.apply(null,[t.types.moov,t.mvhd(e[0].timescale,e[0].duration)].concat(i).concat(t.mvex(e)))},t.mvex=function(e){for(var r=e.length,i=[];r--;)i[r]=t.trex(e[r]);return t.box.apply(null,[t.types.mvex].concat(i))},t.mvhd=function(e,r){r*=e;var i=Math.floor(r/(z+1)),a=Math.floor(r%(z+1)),n=new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,e>>24&255,e>>16&255,e>>8&255,255&e,i>>24,i>>16&255,i>>8&255,255&i,a>>24,a>>16&255,a>>8&255,255&a,0,1,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,255,255,255,255]);return t.box(t.types.mvhd,n)},t.sdtp=function(e){var r,i,a=e.samples||[],n=new Uint8Array(4+a.length);for(i=0;i<a.length;i++)r=a[i].flags,n[i+4]=r.dependsOn<<4|r.isDependedOn<<2|r.hasRedundancy;return t.box(t.types.sdtp,n)},t.stbl=function(e){return t.box(t.types.stbl,t.stsd(e),t.box(t.types.stts,t.STTS),t.box(t.types.stsc,t.STSC),t.box(t.types.stsz,t.STSZ),t.box(t.types.stco,t.STCO))},t.avc1=function(e){var r,i,a,n=[],o=[];for(r=0;r<e.sps.length;r++)i=e.sps[r],a=i.byteLength,n.push(a>>>8&255),n.push(255&a),n=n.concat(Array.prototype.slice.call(i));for(r=0;r<e.pps.length;r++)i=e.pps[r],a=i.byteLength,o.push(a>>>8&255),o.push(255&a),o=o.concat(Array.prototype.slice.call(i));var s=t.box(t.types.avcC,new Uint8Array([1,n[3],n[4],n[5],255,224|e.sps.length].concat(n).concat([e.pps.length]).concat(o))),l=e.width,u=e.height,d=e.pixelRatio[0],h=e.pixelRatio[1];return t.box(t.types.avc1,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,l>>8&255,255&l,u>>8&255,255&u,0,72,0,0,0,72,0,0,0,0,0,0,0,1,18,100,97,105,108,121,109,111,116,105,111,110,47,104,108,115,46,106,115,0,0,0,0,0,0,0,0,0,0,0,0,0,0,24,17,17]),s,t.box(t.types.btrt,new Uint8Array([0,28,156,128,0,45,198,192,0,45,198,192])),t.box(t.types.pasp,new Uint8Array([d>>24,d>>16&255,d>>8&255,255&d,h>>24,h>>16&255,h>>8&255,255&h])))},t.esds=function(t){var e=t.config.length;return new Uint8Array([0,0,0,0,3,23+e,0,1,0,4,15+e,64,21,0,0,0,0,0,0,0,0,0,0,0,5].concat([e]).concat(t.config).concat([6,1,2]))},t.mp4a=function(e){var r=e.samplerate;return t.box(t.types.mp4a,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,e.channelCount,0,16,0,0,0,0,r>>8&255,255&r,0,0]),t.box(t.types.esds,t.esds(e)))},t.mp3=function(e){var r=e.samplerate;return t.box(t.types[".mp3"],new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,e.channelCount,0,16,0,0,0,0,r>>8&255,255&r,0,0]))},t.stsd=function(e){return"audio"===e.type?e.isAAC||"mp3"!==e.codec?t.box(t.types.stsd,t.STSD,t.mp4a(e)):t.box(t.types.stsd,t.STSD,t.mp3(e)):t.box(t.types.stsd,t.STSD,t.avc1(e))},t.tkhd=function(e){var r=e.id,i=e.duration*e.timescale,a=e.width,n=e.height,o=Math.floor(i/(z+1)),s=Math.floor(i%(z+1));return t.box(t.types.tkhd,new Uint8Array([1,0,0,7,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,r>>24&255,r>>16&255,r>>8&255,255&r,0,0,0,0,o>>24,o>>16&255,o>>8&255,255&o,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,a>>8&255,255&a,0,0,n>>8&255,255&n,0,0]))},t.traf=function(e,r){var i=t.sdtp(e),a=e.id,n=Math.floor(r/(z+1)),o=Math.floor(r%(z+1));return t.box(t.types.traf,t.box(t.types.tfhd,new Uint8Array([0,0,0,0,a>>24,a>>16&255,a>>8&255,255&a])),t.box(t.types.tfdt,new Uint8Array([1,0,0,0,n>>24,n>>16&255,n>>8&255,255&n,o>>24,o>>16&255,o>>8&255,255&o])),t.trun(e,i.length+16+20+8+16+8+8),i)},t.trak=function(e){return e.duration=e.duration||4294967295,t.box(t.types.trak,t.tkhd(e),t.mdia(e))},t.trex=function(e){var r=e.id;return t.box(t.types.trex,new Uint8Array([0,0,0,0,r>>24,r>>16&255,r>>8&255,255&r,0,0,0,1,0,0,0,0,0,0,0,0,0,1,0,1]))},t.trun=function(e,r){var i,a,n,o,s,l,u=e.samples||[],d=u.length,h=12+16*d,c=new Uint8Array(h);for(r+=8+h,c.set([0,0,15,1,d>>>24&255,d>>>16&255,d>>>8&255,255&d,r>>>24&255,r>>>16&255,r>>>8&255,255&r],0),i=0;i<d;i++)a=u[i],n=a.duration,o=a.size,s=a.flags,l=a.cts,c.set([n>>>24&255,n>>>16&255,n>>>8&255,255&n,o>>>24&255,o>>>16&255,o>>>8&255,255&o,s.isLeading<<2|s.dependsOn,s.isDependedOn<<6|s.hasRedundancy<<4|s.paddingValue<<1|s.isNonSync,61440&s.degradPrio,15&s.degradPrio,l>>>24&255,l>>>16&255,l>>>8&255,255&l],12+16*i);return t.box(t.types.trun,c)},t.initSegment=function(e){t.types||t.init();var r,i=t.moov(e);return r=new Uint8Array(t.FTYP.byteLength+i.byteLength),r.set(t.FTYP),r.set(i,t.FTYP.byteLength),r},t}(),q=X,Q=function(){function t(e,r,i,a){T(this,t),this.observer=e,this.config=r,this.typeSupported=i;var n=navigator.userAgent;this.isSafari=a&&a.indexOf("Apple")>-1&&n&&!n.match("CriOS"),this.ISGenerated=!1}return t.prototype.destroy=function(){},t.prototype.resetTimeStamp=function(t){this._initPTS=this._initDTS=t},t.prototype.resetInitSegment=function(){this.ISGenerated=!1},t.prototype.remux=function(t,e,r,i,a,n,o){if(this.ISGenerated||this.generateIS(t,e,a),this.ISGenerated){var s=t.samples.length,l=e.samples.length,u=a,d=a;if(s&&l){var h=(t.samples[0].dts-e.samples[0].dts)/e.inputTimeScale;u+=Math.max(0,h),d+=Math.max(0,-h)}if(s){t.timescale||(w.b.warn("regenerate InitSegment as audio detected"),this.generateIS(t,e,a));var c=this.remuxAudio(t,u,n,o);if(l){var f=void 0;c&&(f=c.endPTS-c.startPTS),e.timescale||(w.b.warn("regenerate InitSegment as video detected"),this.generateIS(t,e,a)),this.remuxVideo(e,d,n,f,o)}}else{var p=void 0;l&&(p=this.remuxVideo(e,d,n,o)),p&&t.codec&&this.remuxEmptyAudio(t,u,n,p)}}r.samples.length&&this.remuxID3(r,a),i.samples.length&&this.remuxText(i,a),this.observer.trigger(S.a.FRAG_PARSED)},t.prototype.generateIS=function(t,e,r){var i,a,n=this.observer,o=t.samples,s=e.samples,l=this.typeSupported,u="audio/mp4",d={},h={tracks:d},c=void 0===this._initPTS;if(c&&(i=a=1/0),t.config&&o.length&&(t.timescale=t.samplerate,w.b.log("audio sampling rate : "+t.samplerate),t.isAAC||(l.mpeg?(u="audio/mpeg",t.codec=""):l.mp3&&(t.codec="mp3")),d.audio={container:u,codec:t.codec,initSegment:!t.isAAC&&l.mpeg?new Uint8Array:q.initSegment([t]),metadata:{channelCount:t.channelCount}},c&&(i=a=o[0].pts-t.inputTimeScale*r)),e.sps&&e.pps&&s.length){var f=e.inputTimeScale;e.timescale=f,d.video={container:"video/mp4",codec:e.codec,initSegment:q.initSegment([e]),metadata:{width:e.width,height:e.height}},c&&(i=Math.min(i,s[0].pts-f*r),a=Math.min(a,s[0].dts-f*r),this.observer.trigger(S.a.INIT_PTS_FOUND,{initPTS:i}))}Object.keys(d).length?(n.trigger(S.a.FRAG_PARSING_INIT_SEGMENT,h),this.ISGenerated=!0,c&&(this._initPTS=i,this._initDTS=a)):n.trigger(S.a.ERROR,{type:L.b.MEDIA_ERROR,details:L.a.FRAG_PARSING_ERROR,fatal:!1,reason:"no audio/video samples found"})},t.prototype.remuxVideo=function(t,e,r,i,a){var n,o,s,l,u,d,h,c=8,f=t.timescale,p=t.samples,g=[],v=p.length,y=this._PTSNormalize,m=this._initDTS,b=this.nextAvcDts,E=this.isSafari;E&&(r|=p.length&&b&&(a&&Math.abs(e-b/f)<.1||Math.abs(p[0].pts-b-m)<f/5)),r||(b=e*f),p.forEach(function(t){t.pts=y(t.pts-m,b),t.dts=y(t.dts-m,b)}),p.sort(function(t,e){var r=t.dts-e.dts,i=t.pts-e.pts;return r||(i||t.id-e.id)});var T=p.reduce(function(t,e){return Math.max(Math.min(t,e.pts-e.dts),-18e3)},0);if(T<0){w.b.warn("PTS < DTS detected in video samples, shifting DTS by "+Math.round(T/90)+" ms to overcome this issue");for(var R=0;R<p.length;R++)p[R].dts+=T}var A=p[0];u=Math.max(A.dts,0),l=Math.max(A.pts,0);var _=Math.round((u-b)/90);r&&_&&(_>1?w.b.log("AVC:"+_+" ms hole between fragments detected,filling it"):_<-1&&w.b.log("AVC:"+-_+" ms overlapping between fragments detected"),u=b,p[0].dts=u,l=Math.max(l-_,b),p[0].pts=l,w.b.log("Video/PTS/DTS adjusted: "+Math.round(l/90)+"/"+Math.round(u/90)+",delta:"+_+" ms")),A=p[p.length-1],h=Math.max(A.dts,0),d=Math.max(A.pts,0,h),E&&(n=Math.round((h-u)/(p.length-1)));for(var D=0,I=0,k=0;k<v;k++){for(var O=p[k],C=O.units,P=C.length,x=0,F=0;F<P;F++)x+=C[F].data.length;I+=x,D+=P,O.length=x,O.dts=E?u+k*n:Math.max(O.dts,u),O.pts=Math.max(O.pts,O.dts)}var N=I+4*D+8;try{o=new Uint8Array(N)}catch(t){return void this.observer.trigger(S.a.ERROR,{type:L.b.MUX_ERROR,details:L.a.REMUX_ALLOC_ERROR,fatal:!1,bytes:N,reason:"fail allocating video mdat "+N})}var M=new DataView(o.buffer);M.setUint32(0,N),o.set(q.types.mdat,4);for(var U=0;U<v;U++){for(var B=p[U],G=B.units,j=0,H=void 0,K=0,W=G.length;K<W;K++){var V=G[K],Y=V.data,z=V.data.byteLength;M.setUint32(c,z),c+=4,o.set(Y,c),c+=z,j+=4+z}if(E)H=Math.max(0,n*Math.round((B.pts-B.dts)/n));else{if(U<v-1)n=p[U+1].dts-B.dts;else{var X=this.config,Q=B.dts-p[U>0?U-1:U].dts;if(X.stretchShortVideoTrack){var J=X.maxBufferHole,$=X.maxSeekHole,Z=Math.floor(Math.min(J,$)*f),tt=(i?l+i*f:this.nextAudioPts)-B.pts;tt>Z?(n=tt-Q,n<0&&(n=Q),w.b.log("It is approximately "+tt/90+" ms to the next segment; using duration "+n/90+" ms for the last video frame.")):n=Q}else n=Q}H=Math.round(B.pts-B.dts)}g.push({size:j,duration:n,cts:H,flags:{isLeading:0,isDependedOn:0,hasRedundancy:0,degradPrio:0,dependsOn:B.key?2:1,isNonSync:B.key?0:1}})}this.nextAvcDts=h+n;var et=t.dropped;if(t.len=0,t.nbNalu=0,t.dropped=0,g.length&&navigator.userAgent.toLowerCase().indexOf("chrome")>-1){var rt=g[0].flags;rt.dependsOn=2,rt.isNonSync=0}t.samples=g,s=q.moof(t.sequenceNumber++,u,t),t.samples=[];var it={data1:s,data2:o,startPTS:l/f,endPTS:(d+n)/f,startDTS:u/f,endDTS:this.nextAvcDts/f,type:"video",nb:g.length,dropped:et};return this.observer.trigger(S.a.FRAG_PARSING_DATA,it),it},t.prototype.remuxAudio=function(t,e,r,i){var a,n,o,s,l,u,d,h=t.inputTimeScale,c=t.timescale,f=h/c,p=t.isAAC?1024:1152,g=p*f,v=this._PTSNormalize,y=this._initDTS,m=!t.isAAC&&this.typeSupported.mpeg,b=t.samples,E=[],T=this.nextAudioPts;if(r|=b.length&&T&&(i&&Math.abs(e-T/h)<.1||Math.abs(b[0].pts-T-y)<20*g),b.forEach(function(t){t.pts=t.dts=v(t.pts-y,e*h)}),b=b.filter(function(t){return t.pts>=0}),0!==b.length){if(r||(T=i?e*h:b[0].pts),t.isAAC)for(var R=this.config.maxAudioFramesDrift,A=0,_=T;A<b.length;){var D,I=b[A],k=I.pts;D=k-_;var O=Math.abs(1e3*D/h);if(D<=-R*g)w.b.warn("Dropping 1 audio frame @ "+(_/h).toFixed(3)+"s due to "+Math.round(O)+" ms overlap."),b.splice(A,1),t.len-=I.unit.length;else if(D>=R*g&&O<1e4&&_){var C=Math.round(D/g);w.b.warn("Injecting "+C+" audio frame @ "+(_/h).toFixed(3)+"s due to "+Math.round(1e3*D/h)+" ms gap.");for(var P=0;P<C;P++){var x=Math.max(_,0);o=Y.getSilentFrame(t.manifestCodec||t.codec,t.channelCount),o||(w.b.log("Unable to get silent frame for given audio codec; duplicating last frame instead."),o=I.unit.subarray()),b.splice(A,0,{unit:o,pts:x,dts:x}),t.len+=o.length,_+=g,A++}I.pts=I.dts=_,_+=g,A++}else Math.abs(D),I.pts=I.dts=_,_+=g,A++}for(var F=0,N=b.length;F<N;F++){var M=b[F],U=M.unit,B=M.pts;if(void 0!==d)n.duration=Math.round((B-d)/f);else{var G=Math.round(1e3*(B-T)/h),j=0;if(r&&t.isAAC&&G){if(G>0&&G<1e4)j=Math.round((B-T)/g),w.b.log(G+" ms hole between AAC samples detected,filling it"),j>0&&(o=Y.getSilentFrame(t.manifestCodec||t.codec,t.channelCount),o||(o=U.subarray()),t.len+=j*o.length);else if(G<-12){w.b.log("drop overlapping AAC sample, expected/parsed/delta:"+(T/h).toFixed(3)+"s/"+(B/h).toFixed(3)+"s/"+-G+"ms"),t.len-=U.byteLength;continue}B=T}if(u=B,!(t.len>0))return;var H=m?t.len:t.len+8;a=m?0:8;try{s=new Uint8Array(H)}catch(t){return void this.observer.trigger(S.a.ERROR,{type:L.b.MUX_ERROR,details:L.a.REMUX_ALLOC_ERROR,fatal:!1,bytes:H,reason:"fail allocating audio mdat "+H})}if(!m){new DataView(s.buffer).setUint32(0,H),s.set(q.types.mdat,4)}for(var K=0;K<j;K++)o=Y.getSilentFrame(t.manifestCodec||t.codec,t.channelCount),o||(w.b.log("Unable to get silent frame for given audio codec; duplicating this frame instead."),o=U.subarray()),s.set(o,a),a+=o.byteLength,n={size:o.byteLength,cts:0,duration:1024,flags:{isLeading:0,isDependedOn:0,hasRedundancy:0,degradPrio:0,dependsOn:1}},E.push(n)}s.set(U,a);var W=U.byteLength;a+=W,n={size:W,cts:0,duration:0,flags:{isLeading:0,isDependedOn:0,hasRedundancy:0,degradPrio:0,dependsOn:1}},E.push(n),d=B}var V=0,z=E.length;if(z>=2&&(V=E[z-2].duration,n.duration=V),z){this.nextAudioPts=T=d+f*V,t.len=0,t.samples=E,l=m?new Uint8Array:q.moof(t.sequenceNumber++,u/f,t),t.samples=[];var X=u/h,Q=T/h,J={data1:l,data2:s,startPTS:X,endPTS:Q,startDTS:X,endDTS:Q,type:"audio",nb:z};return this.observer.trigger(S.a.FRAG_PARSING_DATA,J),J}return null}},t.prototype.remuxEmptyAudio=function(t,e,r,i){var a=t.inputTimeScale,n=t.samplerate?t.samplerate:a,o=a/n,s=this.nextAudioPts,l=(void 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f(e,t),e.prototype.destroy=function(){var t=this.loaders;for(var e in t){var r=t[e];r&&r.destroy()}this.loaders={},Nt.prototype.destroy.call(this)},e.prototype.onFragLoading=function(t){var e=t.frag,r=e.type,i=this.loaders[r],a=this.hls.config;e.loaded=0,i&&(Pt.b.warn("abort previous fragment loader for type:"+r),i.abort()),i=this.loaders[r]=e.loader=void 0!==a.fLoader?new a.fLoader(a):new a.loader(a);var n=void 0,o=void 0,s=void 0;n={url:e.url,frag:e,responseType:"arraybuffer",progressData:!1};var l=e.byteRangeStartOffset,u=e.byteRangeEndOffset;isNaN(l)||isNaN(u)||(n.rangeStart=l,n.rangeEnd=u),o={timeout:a.fragLoadingTimeOut,maxRetry:0,retryDelay:0,maxRetryDelay:a.fragLoadingMaxRetryTimeout},s={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this),onProgress:this.loadprogress.bind(this)},i.load(n,o,s)},e.prototype.loadsuccess=function(t,e,r){var i=arguments.length>3&&void 0!==arguments[3]?arguments[3]:null,a=t.data,n=r.frag;n.loader=void 0,this.loaders[n.type]=void 0,this.hls.trigger(Ot.a.FRAG_LOADED,{payload:a,frag:n,stats:e,networkDetails:i})},e.prototype.loaderror=function(t,e){var r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:null,i=e.loader;i&&i.abort(),this.loaders[e.type]=void 0,this.hls.trigger(Ot.a.ERROR,{type:Ct.b.NETWORK_ERROR,details:Ct.a.FRAG_LOAD_ERROR,fatal:!1,frag:e.frag,response:t,networkDetails:r})},e.prototype.loadtimeout=function(t,e){var r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:null,i=e.loader;i&&i.abort(),this.loaders[e.type]=void 0,this.hls.trigger(Ot.a.ERROR,{type:Ct.b.NETWORK_ERROR,details:Ct.a.FRAG_LOAD_TIMEOUT,fatal:!1,frag:e.frag,networkDetails:r})},e.prototype.loadprogress=function(t,e,r){var i=arguments.length>3&&void 0!==arguments[3]?arguments[3]:null,a=e.frag;a.loaded=t.loaded,this.hls.trigger(Ot.a.FRAG_LOAD_PROGRESS,{frag:a,stats:t,networkDetails:i})},e}(Nt),$t=Jt,Zt=function(t){function e(r){p(this,e);var i=g(this,t.call(this,r,Ot.a.KEY_LOADING));return i.loaders={},i.decryptkey=null,i.decrypturl=null,i}return v(e,t),e.prototype.destroy=function(){for(var t in this.loaders){var e=this.loaders[t];e&&e.destroy()}this.loaders={},Nt.prototype.destroy.call(this)},e.prototype.onKeyLoading=function(t){var e=t.frag,r=e.type,i=this.loaders[r],a=e.decryptdata,n=a.uri;if(n!==this.decrypturl||null===this.decryptkey){var o=this.hls.config;i&&(Pt.b.warn("abort previous key loader for type:"+r),i.abort()),e.loader=this.loaders[r]=new o.loader(o),this.decrypturl=n,this.decryptkey=null;var s=void 0,l=void 0,u=void 0;s={url:n,frag:e,responseType:"arraybuffer"},l={timeout:o.fragLoadingTimeOut,maxRetry:o.fragLoadingMaxRetry,retryDelay:o.fragLoadingRetryDelay,maxRetryDelay:o.fragLoadingMaxRetryTimeout},u={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this)},e.loader.load(s,l,u)}else this.decryptkey&&(a.key=this.decryptkey,this.hls.trigger(Ot.a.KEY_LOADED,{frag:e}))},e.prototype.loadsuccess=function(t,e,r){var i=r.frag;this.decryptkey=i.decryptdata.key=new Uint8Array(t.data),i.loader=void 0,this.loaders[i.type]=void 0,this.hls.trigger(Ot.a.KEY_LOADED,{frag:i})},e.prototype.loaderror=function(t,e){var r=e.frag,i=r.loader;i&&i.abort(),this.loaders[e.type]=void 0,this.hls.trigger(Ot.a.ERROR,{type:Ct.b.NETWORK_ERROR,details:Ct.a.KEY_LOAD_ERROR,fatal:!1,frag:r,response:t})},e.prototype.loadtimeout=function(t,e){var r=e.frag,i=r.loader;i&&i.abort(),this.loaders[e.type]=void 0,this.hls.trigger(Ot.a.ERROR,{type:Ct.b.NETWORK_ERROR,details:Ct.a.KEY_LOAD_TIMEOUT,fatal:!1,frag:r})},e}(Nt),te=Zt,ee={search:function(t,e){for(var r=0,i=t.length-1,a=null,n=null;r<=i;){a=(r+i)/2|0,n=t[a];var o=e(n);if(o>0)r=a+1;else{if(!(o<0))return n;i=a-1}}return null}},re=ee,ie={isBuffered:function(t,e){try{if(t)for(var r=t.buffered,i=0;i<r.length;i++)if(e>=r.start(i)&&e<=r.end(i))return!0}catch(t){}return!1},bufferInfo:function(t,e,r){try{if(t){var i,a=t.buffered,n=[];for(i=0;i<a.length;i++)n.push({start:a.start(i),end:a.end(i)});return this.bufferedInfo(n,e,r)}}catch(t){}return{len:0,start:e,end:e,nextStart:void 0}},bufferedInfo:function(t,e,r){var i,a,n,o,s,l=[];for(t.sort(function(t,e){var r=t.start-e.start;return r||e.end-t.end}),s=0;s<t.length;s++){var u=l.length;if(u){var d=l[u-1].end;t[s].start-d<r?t[s].end>d&&(l[u-1].end=t[s].end):l.push(t[s])}else l.push(t[s])}for(s=0,i=0,a=n=e;s<l.length;s++){var h=l[s].start,c=l[s].end;if(e+r>=h&&e<c)a=h,n=c,i=n-e;else if(e+r<h){o=h;break}}return{len:i,start:a,end:n,nextStart:o}}},ae=ie,ne=r(7),oe=r(5),se=r.n(oe),le=r(9),ue=r.n(le),de=y(),he=function(){function t(e,r){m(this,t),this.hls=e,this.id=r;var i=this.observer=new se.a,a=e.config;i.trigger=function(t){for(var e=arguments.length,r=Array(e>1?e-1:0),a=1;a<e;a++)r[a-1]=arguments[a];i.emit.apply(i,[t,t].concat(r))},i.off=function(t){for(var e=arguments.length,r=Array(e>1?e-1:0),a=1;a<e;a++)r[a-1]=arguments[a];i.removeListener.apply(i,[t].concat(r))};var n=function(t,r){r=r||{},r.frag=this.frag,r.id=this.id,e.trigger(t,r)}.bind(this);i.on(Ot.a.FRAG_DECRYPTED,n),i.on(Ot.a.FRAG_PARSING_INIT_SEGMENT,n),i.on(Ot.a.FRAG_PARSING_DATA,n),i.on(Ot.a.FRAG_PARSED,n),i.on(Ot.a.ERROR,n),i.on(Ot.a.FRAG_PARSING_METADATA,n),i.on(Ot.a.FRAG_PARSING_USERDATA,n),i.on(Ot.a.INIT_PTS_FOUND,n);var o={mp4:de.isTypeSupported("video/mp4"),mpeg:de.isTypeSupported("audio/mpeg"),mp3:de.isTypeSupported('audio/mp4; codecs="mp3"')},s=navigator.vendor;if(a.enableWorker&&"undefined"!=typeof Worker){Pt.b.log("demuxing in webworker");var l=void 0;try{l=this.w=ue()(10),this.onwmsg=this.onWorkerMessage.bind(this),l.addEventListener("message",this.onwmsg),l.onerror=function(t){e.trigger(Ot.a.ERROR,{type:Ct.b.OTHER_ERROR,details:Ct.a.INTERNAL_EXCEPTION,fatal:!0,event:"demuxerWorker",err:{message:t.message+" ("+t.filename+":"+t.lineno+")"}})},l.postMessage({cmd:"init",typeSupported:o,vendor:s,id:r,config:JSON.stringify(a)})}catch(t){Pt.b.error("error while initializing DemuxerWorker, fallback on DemuxerInline"),l&&URL.revokeObjectURL(l.objectURL),this.demuxer=new ne.a(i,o,a,s),this.w=void 0}}else this.demuxer=new ne.a(i,o,a,s)}return t.prototype.destroy=function(){var t=this.w;if(t)t.removeEventListener("message",this.onwmsg),t.terminate(),this.w=null;else{var e=this.demuxer;e&&(e.destroy(),this.demuxer=null)}var r=this.observer;r&&(r.removeAllListeners(),this.observer=null)},t.prototype.push=function(t,e,r,i,a,n,o,s){var l=this.w,u=isNaN(a.startDTS)?a.start:a.startDTS,d=a.decryptdata,h=this.frag,c=!(h&&a.cc===h.cc),f=!(h&&a.level===h.level),p=h&&a.sn===h.sn+1,g=!f&&p;if(c&&Pt.b.log(this.id+":discontinuity detected"),f&&Pt.b.log(this.id+":switch detected"),this.frag=a,l)l.postMessage({cmd:"demux",data:t,decryptdata:d,initSegment:e,audioCodec:r,videoCodec:i,timeOffset:u,discontinuity:c,trackSwitch:f,contiguous:g,duration:n,accurateTimeOffset:o,defaultInitPTS:s},t instanceof ArrayBuffer?[t]:[]);else{var v=this.demuxer;v&&v.push(t,d,e,r,i,u,c,f,g,n,o,s)}},t.prototype.onWorkerMessage=function(t){var e=t.data,r=this.hls;switch(e.event){case"init":URL.revokeObjectURL(this.w.objectURL);break;case Ot.a.FRAG_PARSING_DATA:e.data.data1=new Uint8Array(e.data1),e.data2&&(e.data.data2=new Uint8Array(e.data2));default:e.data=e.data||{},e.data.frag=this.frag,e.data.id=this.id,r.trigger(e.event,e.data)}},t}(),ce=he,fe={toString:function(t){for(var e="",r=t.length,i=0;i<r;i++)e+="["+t.start(i).toFixed(3)+","+t.end(i).toFixed(3)+"]";return e}},pe=fe,ge=function(){function t(t,e){for(var r=0;r<e.length;r++){var i=e[r];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(t,i.key,i)}}return function(e,r,i){return r&&t(e.prototype,r),i&&t(e,i),e}}(),ve={STOPPED:"STOPPED",IDLE:"IDLE",KEY_LOADING:"KEY_LOADING",FRAG_LOADING:"FRAG_LOADING",FRAG_LOADING_WAITING_RETRY:"FRAG_LOADING_WAITING_RETRY",WAITING_LEVEL:"WAITING_LEVEL",PARSING:"PARSING",PARSED:"PARSED",BUFFER_FLUSHING:"BUFFER_FLUSHING",ENDED:"ENDED",ERROR:"ERROR"},ye=function(t){function e(r){D(this,e);var i=I(this,t.call(this,r,Ot.a.MEDIA_ATTACHED,Ot.a.MEDIA_DETACHING,Ot.a.MANIFEST_LOADING,Ot.a.MANIFEST_PARSED,Ot.a.LEVEL_LOADED,Ot.a.KEY_LOADED,Ot.a.FRAG_LOADED,Ot.a.FRAG_LOAD_EMERGENCY_ABORTED,Ot.a.FRAG_PARSING_INIT_SEGMENT,Ot.a.FRAG_PARSING_DATA,Ot.a.FRAG_PARSED,Ot.a.ERROR,Ot.a.AUDIO_TRACK_SWITCHING,Ot.a.AUDIO_TRACK_SWITCHED,Ot.a.BUFFER_CREATED,Ot.a.BUFFER_APPENDED,Ot.a.BUFFER_FLUSHED));return i.config=r.config,i.audioCodecSwap=!1,i.ticks=0,i._state=ve.STOPPED,i.ontick=i.tick.bind(i),i}return k(e,t),e.prototype.destroy=function(){this.stopLoad(),this.timer&&(clearInterval(this.timer),this.timer=null),Nt.prototype.destroy.call(this),this.state=ve.STOPPED},e.prototype.startLoad=function(t){if(this.levels){var e=this.lastCurrentTime,r=this.hls;if(this.stopLoad(),this.timer||(this.timer=setInterval(this.ontick,100)),this.level=-1,this.fragLoadError=0,!this.startFragRequested){var i=r.startLevel;-1===i&&(i=0,this.bitrateTest=!0),this.level=r.nextLoadLevel=i,this.loadedmetadata=!1}e>0&&-1===t&&(Pt.b.log("override startPosition with lastCurrentTime @"+e.toFixed(3)),t=e),this.state=ve.IDLE,this.nextLoadPosition=this.startPosition=this.lastCurrentTime=t,this.tick()}else this.forceStartLoad=!0,this.state=ve.STOPPED},e.prototype.stopLoad=function(){var t=this.fragCurrent;t&&(t.loader&&t.loader.abort(),this.fragCurrent=null),this.fragPrevious=null,this.demuxer&&(this.demuxer.destroy(),this.demuxer=null),this.state=ve.STOPPED,this.forceStartLoad=!1},e.prototype.tick=function(){1===++this.ticks&&(this.doTick(),this.ticks>1&&setTimeout(this.tick,1),this.ticks=0)},e.prototype.doTick=function(){switch(this.state){case ve.ERROR:break;case ve.BUFFER_FLUSHING:this.fragLoadError=0;break;case ve.IDLE:this._doTickIdle();break;case ve.WAITING_LEVEL:var t=this.levels[this.level];t&&t.details&&(this.state=ve.IDLE);break;case ve.FRAG_LOADING_WAITING_RETRY:var e=performance.now(),r=this.retryDate;(!r||e>=r||this.media&&this.media.seeking)&&(Pt.b.log("mediaController: retryDate reached, switch back to IDLE state"),this.state=ve.IDLE);break;case ve.ERROR:case ve.STOPPED:case ve.FRAG_LOADING:case ve.PARSING:case ve.PARSED:case ve.ENDED:}this._checkBuffer(),this._checkFragmentChanged()},e.prototype._doTickIdle=function(){var t=this.hls,e=t.config,r=this.media;if(void 0!==this.levelLastLoaded&&(r||!this.startFragRequested&&e.startFragPrefetch)){var i=void 0;i=this.loadedmetadata?r.currentTime:this.nextLoadPosition;var a=t.nextLoadLevel,n=this.levels[a];if(n){var o=n.bitrate,s=void 0;s=o?Math.max(8*e.maxBufferSize/o,e.maxBufferLength):e.maxBufferLength,s=Math.min(s,e.maxMaxBufferLength);var l=ae.bufferInfo(this.mediaBuffer?this.mediaBuffer:r,i,e.maxBufferHole),u=l.len;if(!(u>=s)){Pt.b.trace("buffer length of "+u.toFixed(3)+" is below max of "+s.toFixed(3)+". checking for more payload ..."),this.level=t.nextLoadLevel=a;var d=n.details;if(void 0===d||!0===d.live&&this.levelLastLoaded!==a)return void(this.state=ve.WAITING_LEVEL);var h=this.fragPrevious;if(!d.live&&h&&!h.backtracked&&h.sn===d.endSN&&!l.nextStart){if(Math.min(r.duration,h.start+h.duration)-Math.max(l.end,h.start)<=Math.max(.2,h.duration)){var c={};return this.altAudio&&(c.type="video"),this.hls.trigger(Ot.a.BUFFER_EOS,c),void(this.state=ve.ENDED)}}this._fetchPayloadOrEos(i,l,d)}}}},e.prototype._fetchPayloadOrEos=function(t,e,r){var i=this.fragPrevious,a=this.level,n=r.fragments,o=n.length;if(0!==o){var s=n[0].start,l=n[o-1].start+n[o-1].duration,u=e.end,d=void 0;if(r.initSegment&&!r.initSegment.data)d=r.initSegment;else if(r.live){var h=this.config.initialLiveManifestSize;if(o<h)return void Pt.b.warn("Can not start playback of a level, reason: not enough fragments "+o+" < "+h);if(null===(d=this._ensureFragmentAtLivePoint(r,u,s,l,i,n,o)))return}else u<s&&(d=n[0]);d||(d=this._findFragment(s,i,o,n,u,l,r)),d&&this._loadFragmentOrKey(d,a,r,t,u)}},e.prototype._ensureFragmentAtLivePoint=function(t,e,r,i,a,n,o){var s=this.hls.config,l=this.media,u=void 0,d=void 0!==s.liveMaxLatencyDuration?s.liveMaxLatencyDuration:s.liveMaxLatencyDurationCount*t.targetduration;if(e<Math.max(r-s.maxFragLookUpTolerance,i-d)){var h=this.liveSyncPosition=this.computeLivePosition(r,t);Pt.b.log("buffer end: "+e.toFixed(3)+" is located too far from the end of live sliding playlist, reset currentTime to : "+h.toFixed(3)),e=h,l&&l.readyState&&l.duration>h&&(l.currentTime=h),this.nextLoadPosition=h}if(t.PTSKnown&&e>i&&l&&l.readyState)return null;if(this.startFragRequested&&!t.PTSKnown){if(a){var c=a.sn+1;if(c>=t.startSN&&c<=t.endSN){var f=n[c-t.startSN];a.cc===f.cc&&(u=f,Pt.b.log("live playlist, switching playlist, load frag with next SN: "+u.sn))}u||(u=re.search(n,function(t){return a.cc-t.cc}))&&Pt.b.log("live playlist, switching playlist, load frag with same CC: "+u.sn)}u||(u=n[Math.min(o-1,Math.round(o/2))],Pt.b.log("live playlist, switching playlist, unknown, load middle frag : "+u.sn))}return u},e.prototype._findFragment=function(t,e,r,i,a,n,o){var s=this.hls.config,l=void 0,u=void 0,d=s.maxFragLookUpTolerance,h=e?i[e.sn-i[0].sn+1]:void 0,c=function(t){var e=Math.min(d,t.duration+(t.deltaPTS?t.deltaPTS:0));return t.start+t.duration-e<=a?1:t.start-e>a&&t.start?-1:0};if(a<n?(a>n-d&&(d=0),u=h&&!c(h)?h:re.search(i,c)):u=i[r-1],u){l=u;var f=l.sn-o.startSN,p=e&&l.level===e.level,g=i[f-1],v=i[f+1];if(e&&l.sn===e.sn)if(p&&!l.backtracked)if(l.sn<o.endSN){var y=e.deltaPTS;y&&y>s.maxBufferHole&&e.dropped&&f?(l=g,Pt.b.warn("SN just loaded, with large PTS gap between audio and video, maybe frag is not starting with a keyframe ? load previous one to try to overcome this"),e.loadCounter--):(l=v,Pt.b.log("SN just loaded, load next one: "+l.sn))}else l=null;else l.backtracked&&(v&&v.backtracked?(Pt.b.warn("Already backtracked from fragment "+v.sn+", will not backtrack to fragment "+l.sn+". Loading fragment "+v.sn),l=v):(Pt.b.warn("Loaded fragment with dropped frames, backtracking 1 segment to find a keyframe"),l.dropped=0,g?(g.loadCounter&&g.loadCounter--,l=g,l.backtracked=!0):f&&(l=null)))}return l},e.prototype._loadFragmentOrKey=function(t,e,r,i,a){var n=this.hls,o=n.config;if(!t.decryptdata||null==t.decryptdata.uri||null!=t.decryptdata.key){if(Pt.b.log("Loading "+t.sn+" of ["+r.startSN+" ,"+r.endSN+"],level "+e+", currentTime:"+i.toFixed(3)+",bufferEnd:"+a.toFixed(3)),void 0!==this.fragLoadIdx?this.fragLoadIdx++:this.fragLoadIdx=0,t.loadCounter){t.loadCounter++;var s=o.fragLoadingLoopThreshold;if(t.loadCounter>s&&Math.abs(this.fragLoadIdx-t.loadIdx)<s)return void n.trigger(Ot.a.ERROR,{type:Ct.b.MEDIA_ERROR,details:Ct.a.FRAG_LOOP_LOADING_ERROR,fatal:!1,frag:t})}else t.loadCounter=1;return t.loadIdx=this.fragLoadIdx,t.autoLevel=n.autoLevelEnabled,t.bitrateTest=this.bitrateTest,this.fragCurrent=t,this.startFragRequested=!0,isNaN(t.sn)||t.bitrateTest||(this.nextLoadPosition=t.start+t.duration),n.trigger(Ot.a.FRAG_LOADING,{frag:t}),this.demuxer||(this.demuxer=new ce(n,"main")),void(this.state=ve.FRAG_LOADING)}Pt.b.log("Loading key for "+t.sn+" of ["+r.startSN+" ,"+r.endSN+"],level "+e),this.state=ve.KEY_LOADING,n.trigger(Ot.a.KEY_LOADING,{frag:t})},e.prototype.getBufferedFrag=function(t){return re.search(this._bufferedFrags,function(e){return t<e.startPTS?-1:t>e.endPTS?1:0})},e.prototype.followingBufferedFrag=function(t){return t?this.getBufferedFrag(t.endPTS+.5):null},e.prototype._checkFragmentChanged=function(){var t,e,r=this.media;if(r&&r.readyState&&!1===r.seeking&&(e=r.currentTime,e>r.playbackRate*this.lastCurrentTime&&(this.lastCurrentTime=e),ae.isBuffered(r,e)?t=this.getBufferedFrag(e):ae.isBuffered(r,e+.1)&&(t=this.getBufferedFrag(e+.1)),t)){var i=t;if(i!==this.fragPlaying){this.hls.trigger(Ot.a.FRAG_CHANGED,{frag:i});var a=i.level;this.fragPlaying&&this.fragPlaying.level===a||this.hls.trigger(Ot.a.LEVEL_SWITCHED,{level:a}),this.fragPlaying=i}}},e.prototype.immediateLevelSwitch=function(){if(Pt.b.log("immediateLevelSwitch"),!this.immediateSwitch){this.immediateSwitch=!0;var t=this.media,e=void 0;t?(e=t.paused,t.pause()):e=!0,this.previouslyPaused=e}var r=this.fragCurrent;r&&r.loader&&r.loader.abort(),this.fragCurrent=null,void 0!==this.fragLoadIdx&&(this.fragLoadIdx+=2*this.config.fragLoadingLoopThreshold),this.flushMainBuffer(0,Number.POSITIVE_INFINITY)},e.prototype.immediateLevelSwitchEnd=function(){var t=this.media;t&&t.buffered.length&&(this.immediateSwitch=!1,ae.isBuffered(t,t.currentTime)&&(t.currentTime-=1e-4),this.previouslyPaused||t.play())},e.prototype.nextLevelSwitch=function(){var t=this.media;if(t&&t.readyState){var e=void 0,r=void 0,i=void 0;if(void 0!==this.fragLoadIdx&&(this.fragLoadIdx+=2*this.config.fragLoadingLoopThreshold),r=this.getBufferedFrag(t.currentTime),r&&r.startPTS>1&&this.flushMainBuffer(0,r.startPTS-1),t.paused)e=0;else{var a=this.hls.nextLoadLevel,n=this.levels[a],o=this.fragLastKbps;e=o&&this.fragCurrent?this.fragCurrent.duration*n.bitrate/(1e3*o)+1:0}if((i=this.getBufferedFrag(t.currentTime+e))&&(i=this.followingBufferedFrag(i))){var s=this.fragCurrent;s&&s.loader&&s.loader.abort(),this.fragCurrent=null,this.flushMainBuffer(i.maxStartPTS,Number.POSITIVE_INFINITY)}}},e.prototype.flushMainBuffer=function(t,e){this.state=ve.BUFFER_FLUSHING;var r={startOffset:t,endOffset:e};this.altAudio&&(r.type="video"),this.hls.trigger(Ot.a.BUFFER_FLUSHING,r)},e.prototype.onMediaAttached=function(t){var e=this.media=this.mediaBuffer=t.media;this.onvseeking=this.onMediaSeeking.bind(this),this.onvseeked=this.onMediaSeeked.bind(this),this.onvended=this.onMediaEnded.bind(this),e.addEventListener("seeking",this.onvseeking),e.addEventListener("seeked",this.onvseeked),e.addEventListener("ended",this.onvended);var r=this.config;this.levels&&r.autoStartLoad&&this.hls.startLoad(r.startPosition)},e.prototype.onMediaDetaching=function(){var t=this.media;t&&t.ended&&(Pt.b.log("MSE detaching and video ended, reset startPosition"),this.startPosition=this.lastCurrentTime=0);var e=this.levels;e&&e.forEach(function(t){t.details&&t.details.fragments.forEach(function(t){t.loadCounter=void 0,t.backtracked=void 0})}),t&&(t.removeEventListener("seeking",this.onvseeking),t.removeEventListener("seeked",this.onvseeked),t.removeEventListener("ended",this.onvended),this.onvseeking=this.onvseeked=this.onvended=null),this.media=this.mediaBuffer=null,this.loadedmetadata=!1,this.stopLoad()},e.prototype.onMediaSeeking=function(){var t=this.media,e=t?t.currentTime:void 0,r=this.config;isNaN(e)||Pt.b.log("media seeking to "+e.toFixed(3));var i=this.mediaBuffer?this.mediaBuffer:t,a=ae.bufferInfo(i,e,this.config.maxBufferHole);if(this.state===ve.FRAG_LOADING){var n=this.fragCurrent;if(0===a.len&&n){var o=r.maxFragLookUpTolerance,s=n.start-o,l=n.start+n.duration+o;e<s||e>l?(n.loader&&(Pt.b.log("seeking outside of buffer while fragment load in progress, cancel fragment load"),n.loader.abort()),this.fragCurrent=null,this.fragPrevious=null,this.state=ve.IDLE):Pt.b.log("seeking outside of buffer but within currently loaded fragment range")}}else this.state===ve.ENDED&&(0===a.len&&(this.fragPrevious=0),this.state=ve.IDLE);t&&(this.lastCurrentTime=e),this.state!==ve.FRAG_LOADING&&void 0!==this.fragLoadIdx&&(this.fragLoadIdx+=2*r.fragLoadingLoopThreshold),this.loadedmetadata||(this.nextLoadPosition=this.startPosition=e),this.tick()},e.prototype.onMediaSeeked=function(){var t=this.media,e=t?t.currentTime:void 0;isNaN(e)||Pt.b.log("media seeked to "+e.toFixed(3)),this.tick()},e.prototype.onMediaEnded=function(){Pt.b.log("media ended"),this.startPosition=this.lastCurrentTime=0},e.prototype.onManifestLoading=function(){Pt.b.log("trigger BUFFER_RESET"),this.hls.trigger(Ot.a.BUFFER_RESET),this._bufferedFrags=[],this.stalled=!1,this.startPosition=this.lastCurrentTime=0},e.prototype.onManifestParsed=function(t){var e,r=!1,i=!1;t.levels.forEach(function(t){(e=t.audioCodec)&&(-1!==e.indexOf("mp4a.40.2")&&(r=!0),-1!==e.indexOf("mp4a.40.5")&&(i=!0))}),this.audioCodecSwitch=r&&i,this.audioCodecSwitch&&Pt.b.log("both AAC/HE-AAC audio found in levels; declaring level codec as HE-AAC"),this.levels=t.levels,this.startFragRequested=!1;var a=this.config;(a.autoStartLoad||this.forceStartLoad)&&this.hls.startLoad(a.startPosition)},e.prototype.onLevelLoaded=function(t){var e=t.details,r=t.level,i=this.levels[this.levelLastLoaded],a=this.levels[r],n=e.totalduration,o=0;if(Pt.b.log("level "+r+" loaded ["+e.startSN+","+e.endSN+"],duration:"+n),e.live){var s=a.details;s&&e.fragments.length>0?(T(s,e),o=e.fragments[0].start,this.liveSyncPosition=this.computeLivePosition(o,s),e.PTSKnown&&!isNaN(o)?Pt.b.log("live playlist sliding:"+o.toFixed(3)):(Pt.b.log("live playlist - outdated PTS, unknown sliding"),w(this.fragPrevious,i,e))):(Pt.b.log("live playlist - first load, unknown sliding"),e.PTSKnown=!1,w(this.fragPrevious,i,e))}else e.PTSKnown=!1;if(a.details=e,this.levelLastLoaded=r,this.hls.trigger(Ot.a.LEVEL_UPDATED,{details:e,level:r}),!1===this.startFragRequested){if(-1===this.startPosition||-1===this.lastCurrentTime){var l=e.startTimeOffset;isNaN(l)?e.live?(this.startPosition=this.computeLivePosition(o,e),Pt.b.log("configure startPosition to "+this.startPosition)):this.startPosition=0:(l<0&&(Pt.b.log("negative start time offset "+l+", count from end of last fragment"),l=o+n+l),Pt.b.log("start time offset found in playlist, adjust startPosition to "+l),this.startPosition=l),this.lastCurrentTime=this.startPosition}this.nextLoadPosition=this.startPosition}this.state===ve.WAITING_LEVEL&&(this.state=ve.IDLE),this.tick()},e.prototype.onKeyLoaded=function(){this.state===ve.KEY_LOADING&&(this.state=ve.IDLE,this.tick())},e.prototype.onFragLoaded=function(t){var e=this.fragCurrent,r=t.frag;if(this.state===ve.FRAG_LOADING&&e&&"main"===r.type&&r.level===e.level&&r.sn===e.sn){var i=t.stats,a=this.levels[e.level],n=a.details;if(Pt.b.log("Loaded  "+e.sn+" of ["+n.startSN+" ,"+n.endSN+"],level "+e.level),this.bitrateTest=!1,this.stats=i,!0===r.bitrateTest&&this.hls.nextLoadLevel)this.state=ve.IDLE,this.startFragRequested=!1,i.tparsed=i.tbuffered=performance.now(),this.hls.trigger(Ot.a.FRAG_BUFFERED,{stats:i,frag:e,id:"main"}),this.tick();else if("initSegment"===r.sn)this.state=ve.IDLE,i.tparsed=i.tbuffered=performance.now(),n.initSegment.data=t.payload,this.hls.trigger(Ot.a.FRAG_BUFFERED,{stats:i,frag:e,id:"main"}),this.tick();else{this.state=ve.PARSING;var o=n.totalduration,s=e.level,l=e.sn,u=this.config.defaultAudioCodec||a.audioCodec;this.audioCodecSwap&&(Pt.b.log("swapping playlist audio codec"),void 0===u&&(u=this.lastAudioCodec),u&&(u=-1!==u.indexOf("mp4a.40.5")?"mp4a.40.2":"mp4a.40.5")),this.pendingBuffering=!0,this.appended=!1,Pt.b.log("Parsing "+l+" of ["+n.startSN+" ,"+n.endSN+"],level "+s+", cc "+e.cc);var d=this.demuxer;d||(d=this.demuxer=new ce(this.hls,"main"));var h=this.media,c=h&&h.seeking,f=!c&&(n.PTSKnown||!n.live),p=n.initSegment?n.initSegment.data:[];d.push(t.payload,p,u,a.videoCodec,e,o,f,void 0)}}this.fragLoadError=0},e.prototype.onFragParsingInitSegment=function(t){var e=this.fragCurrent,r=t.frag;if(e&&"main"===t.id&&r.sn===e.sn&&r.level===e.level&&this.state===ve.PARSING){var i,a,n=t.tracks;if(n.audio&&this.altAudio&&delete n.audio,a=n.audio){var o=this.levels[this.level].audioCodec,s=navigator.userAgent.toLowerCase();o&&this.audioCodecSwap&&(Pt.b.log("swapping playlist audio codec"),o=-1!==o.indexOf("mp4a.40.5")?"mp4a.40.2":"mp4a.40.5"),this.audioCodecSwitch&&1!==a.metadata.channelCount&&-1===s.indexOf("firefox")&&(o="mp4a.40.5"),-1!==s.indexOf("android")&&"audio/mpeg"!==a.container&&(o="mp4a.40.2",Pt.b.log("Android: force audio codec to "+o)),a.levelCodec=o,a.id=t.id}a=n.video,a&&(a.levelCodec=this.levels[this.level].videoCodec,a.id=t.id),this.hls.trigger(Ot.a.BUFFER_CODECS,n);for(i in n){a=n[i],Pt.b.log("main track:"+i+",container:"+a.container+",codecs[level/parsed]=["+a.levelCodec+"/"+a.codec+"]");var l=a.initSegment;l&&(this.appended=!0,this.pendingBuffering=!0,this.hls.trigger(Ot.a.BUFFER_APPENDING,{type:i,data:l,parent:"main",content:"initSegment"}))}this.tick()}},e.prototype.onFragParsingData=function(t){var e=this,r=this.fragCurrent,i=t.frag;if(r&&"main"===t.id&&i.sn===r.sn&&i.level===r.level&&("audio"!==t.type||!this.altAudio)&&this.state===ve.PARSING){var a=this.levels[this.level],n=r;if(isNaN(t.endPTS)&&(t.endPTS=t.startPTS+r.duration,t.endDTS=t.startDTS+r.duration),Pt.b.log("Parsed "+t.type+",PTS:["+t.startPTS.toFixed(3)+","+t.endPTS.toFixed(3)+"],DTS:["+t.startDTS.toFixed(3)+"/"+t.endDTS.toFixed(3)+"],nb:"+t.nb+",dropped:"+(t.dropped||0)),"video"===t.type)if(n.dropped=t.dropped,n.dropped)if(n.backtracked)Pt.b.warn("Already backtracked on this fragment, appending with the gap");else{var o=a.details;if(!o||n.sn!==o.startSN)return Pt.b.warn("missing video frame(s), backtracking fragment"),n.backtracked=!0,this.nextLoadPosition=t.startPTS,this.state=ve.IDLE,this.fragPrevious=n,void this.tick();Pt.b.warn("missing video frame(s) on first frag, appending with gap")}else n.backtracked=!1;var s=E(a.details,n,t.startPTS,t.endPTS,t.startDTS,t.endDTS),l=this.hls;l.trigger(Ot.a.LEVEL_PTS_UPDATED,{details:a.details,level:this.level,drift:s,type:t.type,start:t.startPTS,end:t.endPTS}),[t.data1,t.data2].forEach(function(r){r&&r.length&&e.state===ve.PARSING&&(e.appended=!0,e.pendingBuffering=!0,l.trigger(Ot.a.BUFFER_APPENDING,{type:t.type,data:r,parent:"main",content:"data"}))}),this.tick()}},e.prototype.onFragParsed=function(t){var e=this.fragCurrent,r=t.frag;e&&"main"===t.id&&r.sn===e.sn&&r.level===e.level&&this.state===ve.PARSING&&(this.stats.tparsed=performance.now(),this.state=ve.PARSED,this._checkAppendedParsed())},e.prototype.onAudioTrackSwitching=function(t){var e=!!t.url,r=t.id;if(!e){if(this.mediaBuffer!==this.media){Pt.b.log("switching on main audio, use media.buffered to schedule main fragment loading"),this.mediaBuffer=this.media;var i=this.fragCurrent;i.loader&&(Pt.b.log("switching to main audio track, cancel main fragment load"),i.loader.abort()),this.fragCurrent=null,this.fragPrevious=null,this.demuxer&&(this.demuxer.destroy(),this.demuxer=null),this.state=ve.IDLE}var a=this.hls;a.trigger(Ot.a.BUFFER_FLUSHING,{startOffset:0,endOffset:Number.POSITIVE_INFINITY,type:"audio"}),a.trigger(Ot.a.AUDIO_TRACK_SWITCHED,{id:r}),this.altAudio=!1}},e.prototype.onAudioTrackSwitched=function(t){var e=t.id,r=!!this.hls.audioTracks[e].url;if(r){var i=this.videoBuffer;i&&this.mediaBuffer!==i&&(Pt.b.log("switching on alternate audio, use video.buffered to schedule main fragment loading"),this.mediaBuffer=i)}this.altAudio=r,this.tick()},e.prototype.onBufferCreated=function(t){var e=t.tracks,r=void 0,i=void 0,a=!1;for(var n in e){var o=e[n];"main"===o.id?(i=n,r=o,"video"===n&&(this.videoBuffer=e[n].buffer)):a=!0}a&&r?(Pt.b.log("alternate track found, use "+i+".buffered to schedule main fragment loading"),this.mediaBuffer=r.buffer):this.mediaBuffer=this.media},e.prototype.onBufferAppended=function(t){if("main"===t.parent){var e=this.state;e!==ve.PARSING&&e!==ve.PARSED||(this.pendingBuffering=t.pending>0,this._checkAppendedParsed())}},e.prototype._checkAppendedParsed=function(){if(!(this.state!==ve.PARSED||this.appended&&this.pendingBuffering)){var t=this.fragCurrent;if(t){var e=this.mediaBuffer?this.mediaBuffer:this.media;Pt.b.log("main buffered : "+pe.toString(e.buffered));var r=this._bufferedFrags.filter(function(t){return ae.isBuffered(e,(t.startPTS+t.endPTS)/2)});r.push(t),this._bufferedFrags=r.sort(function(t,e){return t.startPTS-e.startPTS}),this.fragPrevious=t;var i=this.stats;i.tbuffered=performance.now(),this.fragLastKbps=Math.round(8*i.total/(i.tbuffered-i.tfirst)),this.hls.trigger(Ot.a.FRAG_BUFFERED,{stats:i,frag:t,id:"main"}),this.state=ve.IDLE}this.tick()}},e.prototype.onError=function(t){var e=t.frag||this.fragCurrent;if(!e||"main"===e.type){var r=!!this.media&&ae.isBuffered(this.media,this.media.currentTime)&&ae.isBuffered(this.media,this.media.currentTime+.5);switch(t.details){case Ct.a.FRAG_LOAD_ERROR:case Ct.a.FRAG_LOAD_TIMEOUT:case Ct.a.KEY_LOAD_ERROR:case Ct.a.KEY_LOAD_TIMEOUT:if(!t.fatal)if(this.fragLoadError+1<=this.config.fragLoadingMaxRetry){var i=Math.min(Math.pow(2,this.fragLoadError)*this.config.fragLoadingRetryDelay,this.config.fragLoadingMaxRetryTimeout);e.loadCounter=0,Pt.b.warn("mediaController: frag loading failed, retry in "+i+" ms"),this.retryDate=performance.now()+i,this.loadedmetadata||(this.startFragRequested=!1,this.nextLoadPosition=this.startPosition),this.fragLoadError++,this.state=ve.FRAG_LOADING_WAITING_RETRY}else Pt.b.error("mediaController: "+t.details+" reaches max retry, redispatch as fatal ..."),t.fatal=!0,this.state=ve.ERROR;break;case Ct.a.FRAG_LOOP_LOADING_ERROR:t.fatal||(r?(this._reduceMaxBufferLength(e.duration),this.state=ve.IDLE):e.autoLevel&&0!==e.level||(t.fatal=!0,this.state=ve.ERROR));break;case Ct.a.LEVEL_LOAD_ERROR:case Ct.a.LEVEL_LOAD_TIMEOUT:this.state!==ve.ERROR&&(t.fatal?(this.state=ve.ERROR,Pt.b.warn("streamController: "+t.details+",switch to "+this.state+" state ...")):t.levelRetry||this.state!==ve.WAITING_LEVEL||(this.state=ve.IDLE));break;case Ct.a.BUFFER_FULL_ERROR:"main"!==t.parent||this.state!==ve.PARSING&&this.state!==ve.PARSED||(r?(this._reduceMaxBufferLength(this.config.maxBufferLength),this.state=ve.IDLE):(Pt.b.warn("buffer full error also media.currentTime is not buffered, flush everything"),this.fragCurrent=null,this.flushMainBuffer(0,Number.POSITIVE_INFINITY)))}}},e.prototype._reduceMaxBufferLength=function(t){var e=this.config;e.maxMaxBufferLength>=t&&(e.maxMaxBufferLength/=2,Pt.b.warn("main:reduce max buffer length to "+e.maxMaxBufferLength+"s"),void 0!==this.fragLoadIdx&&(this.fragLoadIdx+=2*e.fragLoadingLoopThreshold))},e.prototype._checkBuffer=function(){var t=this.media,e=this.config;if(t&&t.readyState){var r=t.currentTime,i=this.mediaBuffer?this.mediaBuffer:t,a=i.buffered;if(!this.loadedmetadata&&a.length){this.loadedmetadata=!0;var n=t.seeking?r:this.startPosition,o=ae.isBuffered(i,n),s=a.start(0),l=!o&&Math.abs(n-s)<e.maxSeekHole;(r!==n||l)&&(Pt.b.log("target start position:"+n),l&&(n=s,Pt.b.log("target start position not buffered, seek to buffered.start(0) "+n)),Pt.b.log("adjust currentTime from "+r+" to "+n),t.currentTime=n)}else if(this.immediateSwitch)this.immediateLevelSwitchEnd();else{var u=ae.bufferInfo(t,r,0),d=!(t.paused||t.ended||0===t.buffered.length),h=r!==this.lastCurrentTime;if(h)this.stallReported&&(Pt.b.warn("playback not stuck anymore @"+r+", after "+Math.round(performance.now()-this.stalled)+"ms"),this.stallReported=!1),this.stalled=void 0,this.nudgeRetry=0;else if(d){var c=performance.now(),f=this.hls;if(this.stalled){var p=c-this.stalled,g=u.len,v=this.nudgeRetry||0;if(g<=.5&&p>1e3*e.lowBufferWatchdogPeriod){this.stallReported||(this.stallReported=!0,Pt.b.warn("playback stalling in low buffer @"+r),f.trigger(Ot.a.ERROR,{type:Ct.b.MEDIA_ERROR,details:Ct.a.BUFFER_STALLED_ERROR,fatal:!1,buffer:g}));var y=u.nextStart,m=y-r;if(y&&m<e.maxSeekHole&&m>0){this.nudgeRetry=++v;var b=v*e.nudgeOffset;Pt.b.log("adjust currentTime from "+t.currentTime+" to next buffered @ "+y+" + nudge "+b),t.currentTime=y+b,this.stalled=void 0,f.trigger(Ot.a.ERROR,{type:Ct.b.MEDIA_ERROR,details:Ct.a.BUFFER_SEEK_OVER_HOLE,fatal:!1,hole:y+b-r})}}else if(g>.5&&p>1e3*e.highBufferWatchdogPeriod)if(this.stallReported||(this.stallReported=!0,Pt.b.warn("playback stalling in high buffer @"+r),f.trigger(Ot.a.ERROR,{type:Ct.b.MEDIA_ERROR,details:Ct.a.BUFFER_STALLED_ERROR,fatal:!1,buffer:g})),this.stalled=void 0,this.nudgeRetry=++v,v<e.nudgeMaxRetry){var E=t.currentTime,T=E+v*e.nudgeOffset;Pt.b.log("adjust currentTime from "+E+" to "+T),t.currentTime=T,f.trigger(Ot.a.ERROR,{type:Ct.b.MEDIA_ERROR,details:Ct.a.BUFFER_NUDGE_ON_STALL,fatal:!1})}else Pt.b.error("still stuck in high buffer @"+r+" after "+e.nudgeMaxRetry+", raise fatal error"),f.trigger(Ot.a.ERROR,{type:Ct.b.MEDIA_ERROR,details:Ct.a.BUFFER_STALLED_ERROR,fatal:!0})}else this.stalled=c,this.stallReported=!1}}}},e.prototype.onFragLoadEmergencyAborted=function(){this.state=ve.IDLE,this.loadedmetadata||(this.startFragRequested=!1,this.nextLoadPosition=this.startPosition),this.tick()},e.prototype.onBufferFlushed=function(){var t=this.mediaBuffer?this.mediaBuffer:this.media;this._bufferedFrags=this._bufferedFrags.filter(function(e){return ae.isBuffered(t,(e.startPTS+e.endPTS)/2)}),void 0!==this.fragLoadIdx&&(this.fragLoadIdx+=2*this.config.fragLoadingLoopThreshold),this.state=ve.IDLE,this.fragPrevious=null},e.prototype.swapAudioCodec=function(){this.audioCodecSwap=!this.audioCodecSwap},e.prototype.computeLivePosition=function(t,e){var r=void 0!==this.config.liveSyncDuration?this.config.liveSyncDuration:this.config.liveSyncDurationCount*e.targetduration;return t+Math.max(0,e.totalduration-r)},ge(e,[{key:"state",set:function(t){if(this.state!==t){var e=this.state;this._state=t,Pt.b.log("main stream:"+e+"->"+t),this.hls.trigger(Ot.a.STREAM_STATE_TRANSITION,{previousState:e,nextState:t})}},get:function(){return this._state}},{key:"currentLevel",get:function(){var t=this.media;if(t){var e=this.getBufferedFrag(t.currentTime);if(e)return e.level}return-1}},{key:"nextBufferedFrag",get:function(){var t=this.media;return t?this.followingBufferedFrag(this.getBufferedFrag(t.currentTime)):null}},{key:"nextLevel",get:function(){var t=this.nextBufferedFrag;return t?t.level:-1}},{key:"liveSyncPosition",get:function(){return this._liveSyncPosition},set:function(t){this._liveSyncPosition=t}}]),e}(Nt),me=ye,be=function(){function t(t,e){for(var r=0;r<e.length;r++){var i=e[r];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(t,i.key,i)}}return function(e,r,i){return r&&t(e.prototype,r),i&&t(e,i),e}}(),Ee=function(t){function e(r){O(this,e);var i=C(this,t.call(this,r,Ot.a.MANIFEST_LOADED,Ot.a.LEVEL_LOADED,Ot.a.FRAG_LOADED,Ot.a.ERROR));return i.canload=!1,i.currentLevelIndex=null,i.manualLevelIndex=-1,i.timer=null,i}return P(e,t),e.prototype.destroy=function(){this.cleanTimer(),this.manualLevelIndex=-1},e.prototype.cleanTimer=function(){null!==this.timer&&(clearTimeout(this.timer),this.timer=null)},e.prototype.startLoad=function(){var t=this._levels;this.canload=!0,this.levelRetryCount=0,t&&t.forEach(function(t){t.loadError=0;var e=t.details;e&&e.live&&(t.details=void 0)}),null!==this.timer&&this.loadLevel()},e.prototype.stopLoad=function(){this.canload=!1},e.prototype.onManifestLoaded=function(t){var e=[],r=void 0,i={},a=null,n=!1,s=!1,l=/chrome|firefox/.test(navigator.userAgent.toLowerCase()),u=[];if(t.levels.forEach(function(t){t.loadError=0,t.fragmentError=!1,n=n||!!t.videoCodec,s=s||!!t.audioCodec||!(!t.attrs||!t.attrs.AUDIO),!0===l&&t.audioCodec&&-1!==t.audioCodec.indexOf("mp4a.40.34")&&(t.audioCodec=void 0),a=i[t.bitrate],void 0===a?(t.url=[t.url],t.urlId=0,i[t.bitrate]=t,e.push(t)):a.url.push(t.url)}),!0===n&&!0===s&&(e=e.filter(function(t){return!!t.videoCodec})),e=e.filter(function(t){var e=t.audioCodec,r=t.videoCodec;return(!e||o(e))&&(!r||o(r))}),t.audioTracks&&(u=t.audioTracks.filter(function(t){return!t.audioCodec||o(t.audioCodec,"audio")})),e.length>0){r=e[0].bitrate,e.sort(function(t,e){return t.bitrate-e.bitrate}),this._levels=e;for(var d=0;d<e.length;d++)if(e[d].bitrate===r){this._firstLevel=d,Pt.b.log("manifest loaded,"+e.length+" level(s) found, first bitrate:"+r);break}this.hls.trigger(Ot.a.MANIFEST_PARSED,{levels:e,audioTracks:u,firstLevel:this._firstLevel,stats:t.stats,audio:s,video:n,altAudio:u.length>0})}else this.hls.trigger(Ot.a.ERROR,{type:Ct.b.MEDIA_ERROR,details:Ct.a.MANIFEST_INCOMPATIBLE_CODECS_ERROR,fatal:!0,url:this.hls.url,reason:"no level with compatible codecs found in manifest"})},e.prototype.setLevelInternal=function(t){var e=this._levels,r=this.hls;if(t>=0&&t<e.length){if(this.cleanTimer(),this.currentLevelIndex!==t){Pt.b.log("switching to level "+t),this.currentLevelIndex=t;var i=e[t];i.level=t,r.trigger(Ot.a.LEVEL_SWITCH,i),r.trigger(Ot.a.LEVEL_SWITCHING,i)}var a=e[t],n=a.details;if(!n||!0===n.live){var o=a.urlId;r.trigger(Ot.a.LEVEL_LOADING,{url:a.url[o],level:t,id:o})}}else r.trigger(Ot.a.ERROR,{type:Ct.b.OTHER_ERROR,details:Ct.a.LEVEL_SWITCH_ERROR,level:t,fatal:!1,reason:"invalid level idx"})},e.prototype.onError=function(t){if(!0===t.fatal)return void(t.type===Ct.b.NETWORK_ERROR&&this.cleanTimer());var e=!1,r=!1,i=void 0;switch(t.details){case Ct.a.FRAG_LOAD_ERROR:case Ct.a.FRAG_LOAD_TIMEOUT:case Ct.a.FRAG_LOOP_LOADING_ERROR:case Ct.a.KEY_LOAD_ERROR:case Ct.a.KEY_LOAD_TIMEOUT:i=t.frag.level,r=!0;break;case Ct.a.LEVEL_LOAD_ERROR:case Ct.a.LEVEL_LOAD_TIMEOUT:i=t.context.level,e=!0;break;case Ct.a.REMUX_ALLOC_ERROR:i=t.level,e=!0}void 0!==i&&this.recoverLevel(t,i,e,r)},e.prototype.recoverLevel=function(t,e,r,i){var a=this,n=this.hls.config,o=t.details,s=this._levels[e],l=void 0,u=void 0,d=void 0;if(s.loadError++,s.fragmentError=i,!0===r){if(!(this.levelRetryCount+1<=n.levelLoadingMaxRetry))return Pt.b.error("level controller, cannot recover from "+o+" error"),this.currentLevelIndex=null,this.cleanTimer(),void(t.fatal=!0);u=Math.min(Math.pow(2,this.levelRetryCount)*n.levelLoadingRetryDelay,n.levelLoadingMaxRetryTimeout),this.timer=setTimeout(function(){return a.loadLevel()},u),t.levelRetry=!0,this.levelRetryCount++,Pt.b.warn("level controller, "+o+", retry in "+u+" ms, current retry count is "+this.levelRetryCount)}!0!==r&&!0!==i||(l=s.url.length,l>1&&s.loadError<l?(Pt.b.warn("level controller, "+o+" for level "+e+": switching to redundant stream id "+s.urlId),s.urlId=(s.urlId+1)%l,s.details=void 0):-1===this.manualLevelIndex?(d=0===e?this._levels.length-1:e-1,Pt.b.warn("level controller, "+o+": switch to "+d),this.hls.nextAutoLevel=this.currentLevelIndex=d):!0===i&&(Pt.b.warn("level controller, "+o+": reload a fragment"),this.currentLevelIndex=null))},e.prototype.onFragLoaded=function(t){var e=t.frag;if(void 0!==e&&"main"===e.type){var r=this._levels[e.level];void 0!==r&&(r.fragmentError=!1,r.loadError=0,this.levelRetryCount=0)}},e.prototype.onLevelLoaded=function(t){var e=this,r=t.level;if(r===this.currentLevelIndex){var i=this._levels[r];!1===i.fragmentError&&(i.loadError=0,this.levelRetryCount=0);var a=t.details;if(a.live){var n=1e3*(a.averagetargetduration?a.averagetargetduration:a.targetduration),o=i.details;o&&a.endSN===o.endSN&&(n/=2,Pt.b.log("same live playlist, reload twice faster")),n-=performance.now()-t.stats.trequest,n=Math.max(1e3,Math.round(n)),Pt.b.log("live playlist, reload in "+n+" ms"),this.timer=setTimeout(function(){return e.loadLevel()},n)}else this.cleanTimer()}},e.prototype.loadLevel=function(){var t=void 0,e=void 0;null!==this.currentLevelIndex&&!0===this.canload&&void 0!==(t=this._levels[this.currentLevelIndex])&&t.url.length>0&&(e=t.urlId,this.hls.trigger(Ot.a.LEVEL_LOADING,{url:t.url[e],level:this.currentLevelIndex,id:e}))},be(e,[{key:"levels",get:function(){return this._levels}},{key:"level",get:function(){return this.currentLevelIndex},set:function(t){var e=this._levels;e&&(t=Math.min(t,e.length-1),this.currentLevelIndex===t&&void 0!==e[t].details||this.setLevelInternal(t))}},{key:"manualLevel",get:function(){return this.manualLevelIndex},set:function(t){this.manualLevelIndex=t,void 0===this._startLevel&&(this._startLevel=t),-1!==t&&(this.level=t)}},{key:"firstLevel",get:function(){return this._firstLevel},set:function(t){this._firstLevel=t}},{key:"startLevel",get:function(){if(void 0===this._startLevel){var t=this.hls.config.startLevel;return void 0!==t?t:this._firstLevel}return this._startLevel},set:function(t){this._startLevel=t}},{key:"nextLoadLevel",get:function(){return-1!==this.manualLevelIndex?this.manualLevelIndex:this.hls.nextAutoLevel},set:function(t){this.level=t,-1===this.manualLevelIndex&&(this.hls.nextAutoLevel=t)}}]),e}(Nt),Te=Ee,Re=r(3),Ae=function(t){function e(r){x(this,e);var i=F(this,t.call(this,r,Ot.a.MEDIA_ATTACHED,Ot.a.MEDIA_DETACHING,Ot.a.FRAG_PARSING_METADATA));return i.id3Track=void 0,i.media=void 0,i}return N(e,t),e.prototype.destroy=function(){Nt.prototype.destroy.call(this)},e.prototype.onMediaAttached=function(t){this.media=t.media,this.media},e.prototype.onMediaDetaching=function(){this.media=void 0},e.prototype.onFragParsingMetadata=function(t){var e=t.frag,r=t.samples;this.id3Track||(this.id3Track=this.media.addTextTrack("metadata","id3"),this.id3Track.mode="hidden");for(var i=window.WebKitDataCue||window.VTTCue||window.TextTrackCue,a=0;a<r.length;a++){var n=Re.a.getID3Frames(r[a].data);if(n){var o=r[a].pts,s=a<r.length-1?r[a+1].pts:e.endPTS;o===s&&(s+=1e-4);for(var l=0;l<n.length;l++){var u=n[l];if(!Re.a.isTimeStampFrame(u)){var d=new i(o,s,"");d.value=u,this.id3Track.addCue(d)}}}}},e}(Nt),Se=Ae,Le=function(){function t(e){U(this,t),this.alpha_=e?Math.exp(Math.log(.5)/e):0,this.estimate_=0,this.totalWeight_=0}return t.prototype.sample=function(t,e){var r=Math.pow(this.alpha_,t);this.estimate_=e*(1-r)+r*this.estimate_,this.totalWeight_+=t},t.prototype.getTotalWeight=function(){return this.totalWeight_},t.prototype.getEstimate=function(){if(this.alpha_){var t=1-Math.pow(this.alpha_,this.totalWeight_);return this.estimate_/t}return this.estimate_},t}(),_e=Le,we=function(){function t(e,r,i,a){B(this,t),this.hls=e,this.defaultEstimate_=a,this.minWeight_=.001,this.minDelayMs_=50,this.slow_=new _e(r),this.fast_=new _e(i)}return t.prototype.sample=function(t,e){t=Math.max(t,this.minDelayMs_);var r=8e3*e/t,i=t/1e3;this.fast_.sample(i,r),this.slow_.sample(i,r)},t.prototype.canEstimate=function(){var t=this.fast_;return t&&t.getTotalWeight()>=this.minWeight_},t.prototype.getEstimate=function(){return this.canEstimate()?Math.min(this.fast_.getEstimate(),this.slow_.getEstimate()):this.defaultEstimate_},t.prototype.destroy=function(){},t}(),De=we,Ie=function(){function t(t,e){for(var r=0;r<e.length;r++){var i=e[r];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(t,i.key,i)}}return function(e,r,i){return r&&t(e.prototype,r),i&&t(e,i),e}}(),ke=function(t){function e(r){G(this,e);var i=j(this,t.call(this,r,Ot.a.FRAG_LOADING,Ot.a.FRAG_LOADED,Ot.a.FRAG_BUFFERED,Ot.a.ERROR));return i.lastLoadedFragLevel=0,i._nextAutoLevel=-1,i.hls=r,i.timer=null,i._bwEstimator=null,i.onCheck=i._abandonRulesCheck.bind(i),i}return H(e,t),e.prototype.destroy=function(){this.clearTimer(),Nt.prototype.destroy.call(this)},e.prototype.onFragLoading=function(t){var e=t.frag;if("main"===e.type){if(this.timer||(this.timer=setInterval(this.onCheck,100)),!this._bwEstimator){var r=this.hls,i=t.frag.level,a=r.levels[i].details.live,n=r.config,o=void 0,s=void 0;a?(o=n.abrEwmaFastLive,s=n.abrEwmaSlowLive):(o=n.abrEwmaFastVoD,s=n.abrEwmaSlowVoD),this._bwEstimator=new De(r,s,o,n.abrEwmaDefaultEstimate)}this.fragCurrent=e}},e.prototype._abandonRulesCheck=function(){var t=this.hls,e=t.media,r=this.fragCurrent,i=r.loader,a=t.minAutoLevel;if(!i||i.stats&&i.stats.aborted)return Pt.b.warn("frag loader destroy or aborted, disarm abandonRules"),this.clearTimer(),void(this._nextAutoLevel=-1);var n=i.stats;if(e&&n&&(!e.paused&&0!==e.playbackRate||!e.readyState)&&r.autoLevel&&r.level){var o=performance.now()-n.trequest,s=Math.abs(e.playbackRate);if(o>500*r.duration/s){var l=t.levels,u=Math.max(1,n.bw?n.bw/8:1e3*n.loaded/o),d=l[r.level],h=d.realBitrate?Math.max(d.realBitrate,d.bitrate):d.bitrate,c=n.total?n.total:Math.max(n.loaded,Math.round(r.duration*h/8)),f=e.currentTime,p=(c-n.loaded)/u,g=(ae.bufferInfo(e,f,t.config.maxBufferHole).end-f)/s;if(g<2*r.duration/s&&p>g){var v=void 0,y=void 0;for(y=r.level-1;y>a;y--){var m=l[y].realBitrate?Math.max(l[y].realBitrate,l[y].bitrate):l[y].bitrate;if((v=r.duration*m/(6.4*u))<g)break}v<p&&(Pt.b.warn("loading too slow, abort fragment loading and switch to level "+y+":fragLoadedDelay["+y+"]<fragLoadedDelay["+(r.level-1)+"];bufferStarvationDelay:"+v.toFixed(1)+"<"+p.toFixed(1)+":"+g.toFixed(1)),t.nextLoadLevel=y,this._bwEstimator.sample(o,n.loaded),i.abort(),this.clearTimer(),t.trigger(Ot.a.FRAG_LOAD_EMERGENCY_ABORTED,{frag:r,stats:n}))}}}},e.prototype.onFragLoaded=function(t){var e=t.frag;if("main"===e.type&&!isNaN(e.sn)){if(this.clearTimer(),this.lastLoadedFragLevel=e.level,this._nextAutoLevel=-1,this.hls.config.abrMaxWithRealBitrate){var r=this.hls.levels[e.level],i=(r.loaded?r.loaded.bytes:0)+t.stats.loaded,a=(r.loaded?r.loaded.duration:0)+t.frag.duration;r.loaded={bytes:i,duration:a},r.realBitrate=Math.round(8*i/a)}if(t.frag.bitrateTest){var n=t.stats;n.tparsed=n.tbuffered=n.tload,this.onFragBuffered(t)}}},e.prototype.onFragBuffered=function(t){var e=t.stats,r=t.frag;if(!(!0===e.aborted||1!==r.loadCounter||"main"!==r.type||isNaN(r.sn)||r.bitrateTest&&e.tload!==e.tbuffered)){var i=e.tparsed-e.trequest;Pt.b.log("latency/loading/parsing/append/kbps:"+Math.round(e.tfirst-e.trequest)+"/"+Math.round(e.tload-e.tfirst)+"/"+Math.round(e.tparsed-e.tload)+"/"+Math.round(e.tbuffered-e.tparsed)+"/"+Math.round(8*e.loaded/(e.tbuffered-e.trequest))),this._bwEstimator.sample(i,e.loaded),e.bwEstimate=this._bwEstimator.getEstimate(),r.bitrateTest?this.bitrateTestDelay=i/1e3:this.bitrateTestDelay=0}},e.prototype.onError=function(t){switch(t.details){case Ct.a.FRAG_LOAD_ERROR:case Ct.a.FRAG_LOAD_TIMEOUT:this.clearTimer()}},e.prototype.clearTimer=function(){clearInterval(this.timer),this.timer=null},e.prototype._findBestLevel=function(t,e,r,i,a,n,o,s,l){for(var u=a;u>=i;u--){var d=l[u],h=d.details,c=h?h.totalduration/h.fragments.length:e,f=!!h&&h.live,p=void 0;p=u<=t?o*r:s*r;var g=l[u].realBitrate?Math.max(l[u].realBitrate,l[u].bitrate):l[u].bitrate,v=g*c/p;if(Pt.b.trace("level/adjustedbw/bitrate/avgDuration/maxFetchDuration/fetchDuration: "+u+"/"+Math.round(p)+"/"+g+"/"+c+"/"+n+"/"+v),p>g&&(!v||f&&!this.bitrateTestDelay||v<n))return u}return-1},Ie(e,[{key:"nextAutoLevel",get:function(){var t=this._nextAutoLevel,e=this._bwEstimator;if(!(-1===t||e&&e.canEstimate()))return t;var r=this._nextABRAutoLevel;return-1!==t&&(r=Math.min(t,r)),r},set:function(t){this._nextAutoLevel=t}},{key:"_nextABRAutoLevel",get:function(){var t=this.hls,e=t.maxAutoLevel,r=t.levels,i=t.config,a=t.minAutoLevel,n=t.media,o=this.lastLoadedFragLevel,s=this.fragCurrent?this.fragCurrent.duration:0,l=n?n.currentTime:0,u=n&&0!==n.playbackRate?Math.abs(n.playbackRate):1,d=this._bwEstimator?this._bwEstimator.getEstimate():i.abrEwmaDefaultEstimate,h=(ae.bufferInfo(n,l,i.maxBufferHole).end-l)/u,c=this._findBestLevel(o,s,d,a,e,h,i.abrBandWidthFactor,i.abrBandWidthUpFactor,r);if(c>=0)return c;Pt.b.trace("rebuffering expected to happen, lets try to find a quality level minimizing the rebuffering");var f=s?Math.min(s,i.maxStarvationDelay):i.maxStarvationDelay,p=i.abrBandWidthFactor,g=i.abrBandWidthUpFactor;if(0===h){var v=this.bitrateTestDelay;if(v){f=(s?Math.min(s,i.maxLoadingDelay):i.maxLoadingDelay)-v,Pt.b.trace("bitrate test took "+Math.round(1e3*v)+"ms, set first fragment max fetchDuration to "+Math.round(1e3*f)+" ms"),p=g=1}}return c=this._findBestLevel(o,s,d,a,e,h+f,p,g,r),Math.max(c,0)}}]),e}(Nt),Oe=ke,Ce=y(),Pe=function(t){function e(r){K(this,e);var i=W(this,t.call(this,r,Ot.a.MEDIA_ATTACHING,Ot.a.MEDIA_DETACHING,Ot.a.MANIFEST_PARSED,Ot.a.BUFFER_RESET,Ot.a.BUFFER_APPENDING,Ot.a.BUFFER_CODECS,Ot.a.BUFFER_EOS,Ot.a.BUFFER_FLUSHING,Ot.a.LEVEL_PTS_UPDATED,Ot.a.LEVEL_UPDATED));return i._msDuration=null,i._levelDuration=null,i._live=null,i._objectUrl=null,i.onsbue=i.onSBUpdateEnd.bind(i),i.onsbe=i.onSBUpdateError.bind(i),i.pendingTracks={},i.tracks={},i}return V(e,t),e.prototype.destroy=function(){Nt.prototype.destroy.call(this)},e.prototype.onLevelPtsUpdated=function(t){var e=t.type,r=this.tracks.audio;if("audio"===e&&r&&"audio/mpeg"===r.container){var i=this.sourceBuffer.audio;if(Math.abs(i.timestampOffset-t.start)>.1){var a=i.updating;try{i.abort()}catch(t){a=!0,Pt.b.warn("can not abort audio buffer: "+t)}a?this.audioTimestampOffset=t.start:(Pt.b.warn("change mpeg audio timestamp offset from "+i.timestampOffset+" to "+t.start),i.timestampOffset=t.start)}}},e.prototype.onManifestParsed=function(t){var e=t.audio,r=t.video||t.levels.length&&t.audio,i=0;t.altAudio&&(e||r)&&(i=(e?1:0)+(r?1:0),Pt.b.log(i+" sourceBuffer(s) expected")),this.sourceBufferNb=i},e.prototype.onMediaAttaching=function(t){var e=this.media=t.media;if(e){var r=this.mediaSource=new Ce;this.onmso=this.onMediaSourceOpen.bind(this),this.onmse=this.onMediaSourceEnded.bind(this),this.onmsc=this.onMediaSourceClose.bind(this),r.addEventListener("sourceopen",this.onmso),r.addEventListener("sourceended",this.onmse),r.addEventListener("sourceclose",this.onmsc),e.src=URL.createObjectURL(r),this._objectUrl=e.src}},e.prototype.onMediaDetaching=function(){Pt.b.log("media source detaching");var t=this.mediaSource;if(t){if("open"===t.readyState)try{t.endOfStream()}catch(t){Pt.b.warn("onMediaDetaching:"+t.message+" while calling endOfStream")}t.removeEventListener("sourceopen",this.onmso),t.removeEventListener("sourceended",this.onmse),t.removeEventListener("sourceclose",this.onmsc),this.media&&(URL.revokeObjectURL(this._objectUrl),this.media.src===this._objectUrl?(this.media.removeAttribute("src"),this.media.load()):Pt.b.warn("media.src was changed by a third party - skip cleanup")),this.mediaSource=null,this.media=null,this._objectUrl=null,this.pendingTracks={},this.tracks={},this.sourceBuffer={},this.flushRange=[],this.segments=[],this.appended=0}this.onmso=this.onmse=this.onmsc=null,this.hls.trigger(Ot.a.MEDIA_DETACHED)},e.prototype.onMediaSourceOpen=function(){Pt.b.log("media source opened"),this.hls.trigger(Ot.a.MEDIA_ATTACHED,{media:this.media});var t=this.mediaSource;t&&t.removeEventListener("sourceopen",this.onmso),this.checkPendingTracks()},e.prototype.checkPendingTracks=function(){var t=this.pendingTracks,e=Object.keys(t).length;e&&(this.sourceBufferNb<=e||0===this.sourceBufferNb)&&(this.createSourceBuffers(t),this.pendingTracks={},this.doAppending())},e.prototype.onMediaSourceClose=function(){Pt.b.log("media source closed")},e.prototype.onMediaSourceEnded=function(){Pt.b.log("media source ended")},e.prototype.onSBUpdateEnd=function(){if(this.audioTimestampOffset){var t=this.sourceBuffer.audio;Pt.b.warn("change mpeg audio timestamp offset from "+t.timestampOffset+" to "+this.audioTimestampOffset),t.timestampOffset=this.audioTimestampOffset,delete this.audioTimestampOffset}this._needsFlush&&this.doFlush(),this._needsEos&&this.checkEos(),this.appending=!1;var e=this.parent,r=this.segments.reduce(function(t,r){return r.parent===e?t+1:t},0);this.hls.trigger(Ot.a.BUFFER_APPENDED,{parent:e,pending:r}),this._needsFlush||this.doAppending(),this.updateMediaElementDuration()},e.prototype.onSBUpdateError=function(t){Pt.b.error("sourceBuffer error:",t),this.hls.trigger(Ot.a.ERROR,{type:Ct.b.MEDIA_ERROR,details:Ct.a.BUFFER_APPENDING_ERROR,fatal:!1})},e.prototype.onBufferReset=function(){var t=this.sourceBuffer;for(var e in t){var r=t[e];try{this.mediaSource.removeSourceBuffer(r),r.removeEventListener("updateend",this.onsbue),r.removeEventListener("error",this.onsbe)}catch(t){}}this.sourceBuffer={},this.flushRange=[],this.segments=[],this.appended=0},e.prototype.onBufferCodecs=function(t){if(0===Object.keys(this.sourceBuffer).length){for(var e in t)this.pendingTracks[e]=t[e];var r=this.mediaSource;r&&"open"===r.readyState&&this.checkPendingTracks()}},e.prototype.createSourceBuffers=function(t){var e=this.sourceBuffer,r=this.mediaSource;for(var i in t)if(!e[i]){var a=t[i],n=a.levelCodec||a.codec,o=a.container+";codecs="+n;Pt.b.log("creating sourceBuffer("+o+")");try{var s=e[i]=r.addSourceBuffer(o);s.addEventListener("updateend",this.onsbue),s.addEventListener("error",this.onsbe),this.tracks[i]={codec:n,container:a.container},a.buffer=s}catch(t){Pt.b.error("error while trying to add sourceBuffer:"+t.message),this.hls.trigger(Ot.a.ERROR,{type:Ct.b.MEDIA_ERROR,details:Ct.a.BUFFER_ADD_CODEC_ERROR,fatal:!1,err:t,mimeType:o})}}this.hls.trigger(Ot.a.BUFFER_CREATED,{tracks:t})},e.prototype.onBufferAppending=function(t){this._needsFlush||(this.segments?this.segments.push(t):this.segments=[t],this.doAppending())},e.prototype.onBufferAppendFail=function(t){Pt.b.error("sourceBuffer error:",t.event),this.hls.trigger(Ot.a.ERROR,{type:Ct.b.MEDIA_ERROR,details:Ct.a.BUFFER_APPENDING_ERROR,fatal:!1})},e.prototype.onBufferEos=function(t){var e=this.sourceBuffer,r=t.type;for(var i in e)r&&i!==r||e[i].ended||(e[i].ended=!0,Pt.b.log(i+" sourceBuffer now EOS"));this.checkEos()},e.prototype.checkEos=function(){var t=this.sourceBuffer,e=this.mediaSource;if(!e||"open"!==e.readyState)return void(this._needsEos=!1);for(var r in t){var i=t[r];if(!i.ended)return;if(i.updating)return void(this._needsEos=!0)}Pt.b.log("all media data available, signal endOfStream() to MediaSource and stop loading fragment");try{e.endOfStream()}catch(t){Pt.b.warn("exception while calling mediaSource.endOfStream()")}this._needsEos=!1},e.prototype.onBufferFlushing=function(t){this.flushRange.push({start:t.startOffset,end:t.endOffset,type:t.type}),this.flushBufferCounter=0,this.doFlush()},e.prototype.onLevelUpdated=function(t){var e=t.details;e.fragments.length>0&&(this._levelDuration=e.totalduration+e.fragments[0].start,this._live=e.live,this.updateMediaElementDuration())},e.prototype.updateMediaElementDuration=function(){var t=this.hls.config,e=void 0;if(null!==this._levelDuration&&this.media&&this.mediaSource&&this.sourceBuffer&&0!==this.media.readyState&&"open"===this.mediaSource.readyState){for(var r in this.sourceBuffer)if(!0===this.sourceBuffer[r].updating)return;e=this.media.duration,null===this._msDuration&&(this._msDuration=this.mediaSource.duration),!0===this._live&&!0===t.liveDurationInfinity?(Pt.b.log("Media Source duration is set to Infinity"),this._msDuration=this.mediaSource.duration=1/0):(this._levelDuration>this._msDuration&&this._levelDuration>e||e===1/0||isNaN(e))&&(Pt.b.log("Updating Media Source duration to "+this._levelDuration.toFixed(3)),this._msDuration=this.mediaSource.duration=this._levelDuration)}},e.prototype.doFlush=function(){for(;this.flushRange.length;){var t=this.flushRange[0];if(!this.flushBuffer(t.start,t.end,t.type))return void(this._needsFlush=!0);this.flushRange.shift(),this.flushBufferCounter=0}if(0===this.flushRange.length){this._needsFlush=!1;var e=0,r=this.sourceBuffer;try{for(var i in r)e+=r[i].buffered.length}catch(t){Pt.b.error("error while accessing sourceBuffer.buffered")}this.appended=e,this.hls.trigger(Ot.a.BUFFER_FLUSHED)}},e.prototype.doAppending=function(){var t=this.hls,e=this.sourceBuffer,r=this.segments;if(Object.keys(e).length){if(this.media.error)return this.segments=[],void Pt.b.error("trying to append although a media error occured, flush segment and abort");if(this.appending)return;if(r&&r.length){var i=r.shift();try{var a=i.type,n=e[a];n?n.updating?r.unshift(i):(n.ended=!1,this.parent=i.parent,n.appendBuffer(i.data),this.appendError=0,this.appended++,this.appending=!0):this.onSBUpdateEnd()}catch(e){Pt.b.error("error while trying to append buffer:"+e.message),r.unshift(i);var o={type:Ct.b.MEDIA_ERROR,parent:i.parent};if(22===e.code)return this.segments=[],o.details=Ct.a.BUFFER_FULL_ERROR,o.fatal=!1,void t.trigger(Ot.a.ERROR,o);if(this.appendError?this.appendError++:this.appendError=1,o.details=Ct.a.BUFFER_APPEND_ERROR,this.appendError>t.config.appendErrorMaxRetry)return Pt.b.log("fail "+t.config.appendErrorMaxRetry+" times to append segment in sourceBuffer"),r=[],o.fatal=!0,void t.trigger(Ot.a.ERROR,o);o.fatal=!1,t.trigger(Ot.a.ERROR,o)}}}},e.prototype.flushBuffer=function(t,e,r){var i,a,n,o,s,l,u=this.sourceBuffer;if(Object.keys(u).length){if(Pt.b.log("flushBuffer,pos/start/end: "+this.media.currentTime.toFixed(3)+"/"+t+"/"+e),this.flushBufferCounter<this.appended){for(var d in u)if(!r||d===r){if(i=u[d],i.ended=!1,i.updating)return Pt.b.warn("cannot flush, sb updating in progress"),!1;try{for(a=0;a<i.buffered.length;a++)if(n=i.buffered.start(a),o=i.buffered.end(a),-1!==navigator.userAgent.toLowerCase().indexOf("firefox")&&e===Number.POSITIVE_INFINITY?(s=t,l=e):(s=Math.max(n,t),l=Math.min(o,e)),Math.min(l,o)-s>.5)return this.flushBufferCounter++,Pt.b.log("flush "+d+" ["+s+","+l+"], of ["+n+","+o+"], pos:"+this.media.currentTime),i.remove(s,l),!1}catch(t){Pt.b.warn("exception while accessing sourcebuffer, it might have been removed from MediaSource")}}}else Pt.b.warn("abort flushing too many retries");Pt.b.log("buffer flushed")}return!0},e}(Nt),xe=Pe,Fe=function(){function t(t,e){for(var r=0;r<e.length;r++){var i=e[r];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(t,i.key,i)}}return function(e,r,i){return r&&t(e.prototype,r),i&&t(e,i),e}}(),Ne=function(t){function e(r){return Y(this,e),z(this,t.call(this,r,Ot.a.FPS_DROP_LEVEL_CAPPING,Ot.a.MEDIA_ATTACHING,Ot.a.MANIFEST_PARSED))}return X(e,t),e.prototype.destroy=function(){this.hls.config.capLevelToPlayerSize&&(this.media=this.restrictedLevels=null,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.timer&&(this.timer=clearInterval(this.timer)))},e.prototype.onFpsDropLevelCapping=function(t){e.isLevelAllowed(t.droppedLevel,this.restrictedLevels)&&this.restrictedLevels.push(t.droppedLevel)},e.prototype.onMediaAttaching=function(t){this.media=t.media instanceof HTMLVideoElement?t.media:null},e.prototype.onManifestParsed=function(t){var e=this.hls;this.restrictedLevels=[],e.config.capLevelToPlayerSize&&(this.autoLevelCapping=Number.POSITIVE_INFINITY,this.levels=t.levels,e.firstLevel=this.getMaxLevel(t.firstLevel),clearInterval(this.timer),this.timer=setInterval(this.detectPlayerSize.bind(this),1e3),this.detectPlayerSize())},e.prototype.detectPlayerSize=function(){if(this.media){var t=this.levels?this.levels.length:0;if(t){var e=this.hls;e.autoLevelCapping=this.getMaxLevel(t-1),e.autoLevelCapping>this.autoLevelCapping&&e.streamController.nextLevelSwitch(),this.autoLevelCapping=e.autoLevelCapping}}},e.prototype.getMaxLevel=function(t){var r=this;if(!this.levels)return-1;var i=this.levels.filter(function(i,a){return e.isLevelAllowed(a,r.restrictedLevels)&&a<=t});return e.getMaxLevelByMediaSize(i,this.mediaWidth,this.mediaHeight)},e.isLevelAllowed=function(t){return-1===(arguments.length>1&&void 0!==arguments[1]?arguments[1]:[]).indexOf(t)},e.getMaxLevelByMediaSize=function(t,e,r){if(!t||t&&!t.length)return-1;for(var i=t.length-1,a=0;a<t.length;a+=1){var n=t[a];if((n.width>=e||n.height>=r)&&function(t,e){return!e||(t.width!==e.width||t.height!==e.height)}(n,t[a+1])){i=a;break}}return i},Fe(e,[{key:"mediaWidth",get:function(){var t=void 0,r=this.media;return r&&(t=r.width||r.clientWidth||r.offsetWidth,t*=e.contentScaleFactor),t}},{key:"mediaHeight",get:function(){var t=void 0,r=this.media;return r&&(t=r.height||r.clientHeight||r.offsetHeight,t*=e.contentScaleFactor),t}}],[{key:"contentScaleFactor",get:function(){var t=1;try{t=window.devicePixelRatio}catch(t){}return t}}]),e}(Nt),Me=Ne,Ue=function(t){function e(r){return q(this,e),Q(this,t.call(this,r,Ot.a.MEDIA_ATTACHING))}return J(e,t),e.prototype.destroy=function(){this.timer&&clearInterval(this.timer),this.isVideoPlaybackQualityAvailable=!1},e.prototype.onMediaAttaching=function(t){var e=this.hls.config;if(e.capLevelOnFPSDrop){"function"==typeof(this.video=t.media instanceof HTMLVideoElement?t.media:null).getVideoPlaybackQuality&&(this.isVideoPlaybackQualityAvailable=!0),clearInterval(this.timer),this.timer=setInterval(this.checkFPSInterval.bind(this),e.fpsDroppedMonitoringPeriod)}},e.prototype.checkFPS=function(t,e,r){var i=performance.now();if(e){if(this.lastTime){var a=i-this.lastTime,n=r-this.lastDroppedFrames,o=e-this.lastDecodedFrames,s=1e3*n/a,l=this.hls;if(l.trigger(Ot.a.FPS_DROP,{currentDropped:n,currentDecoded:o,totalDroppedFrames:r}),s>0&&n>l.config.fpsDroppedMonitoringThreshold*o){var u=l.currentLevel;Pt.b.warn("drop FPS ratio greater than max allowed value for currentLevel: "+u),u>0&&(-1===l.autoLevelCapping||l.autoLevelCapping>=u)&&(u-=1,l.trigger(Ot.a.FPS_DROP_LEVEL_CAPPING,{level:u,droppedLevel:l.currentLevel}),l.autoLevelCapping=u,l.streamController.nextLevelSwitch())}}this.lastTime=i,this.lastDroppedFrames=r,this.lastDecodedFrames=e}},e.prototype.checkFPSInterval=function(){var t=this.video;if(t)if(this.isVideoPlaybackQualityAvailable){var e=t.getVideoPlaybackQuality();this.checkFPS(t,e.totalVideoFrames,e.droppedVideoFrames)}else this.checkFPS(t,t.webkitDecodedFrameCount,t.webkitDroppedFrameCount)},e}(Nt),Be=Ue,Ge=function(){function t(e){$(this,t),e&&e.xhrSetup&&(this.xhrSetup=e.xhrSetup)}return t.prototype.destroy=function(){this.abort(),this.loader=null},t.prototype.abort=function(){var t=this.loader;t&&4!==t.readyState&&(this.stats.aborted=!0,t.abort()),window.clearTimeout(this.requestTimeout),this.requestTimeout=null,window.clearTimeout(this.retryTimeout),this.retryTimeout=null},t.prototype.load=function(t,e,r){this.context=t,this.config=e,this.callbacks=r,this.stats={trequest:performance.now(),retry:0},this.retryDelay=e.retryDelay,this.loadInternal()},t.prototype.loadInternal=function(){var t,e=this.context;t=this.loader=new XMLHttpRequest;var r=this.stats;r.tfirst=0,r.loaded=0;var i=this.xhrSetup;try{if(i)try{i(t,e.url)}catch(r){t.open("GET",e.url,!0),i(t,e.url)}t.readyState||t.open("GET",e.url,!0)}catch(r){return void this.callbacks.onError({code:t.status,text:r.message},e,t)}e.rangeEnd&&t.setRequestHeader("Range","bytes="+e.rangeStart+"-"+(e.rangeEnd-1)),t.onreadystatechange=this.readystatechange.bind(this),t.onprogress=this.loadprogress.bind(this),t.responseType=e.responseType,this.requestTimeout=window.setTimeout(this.loadtimeout.bind(this),this.config.timeout),t.send()},t.prototype.readystatechange=function(t){var e=t.currentTarget,r=e.readyState,i=this.stats,a=this.context,n=this.config;if(!i.aborted&&r>=2)if(window.clearTimeout(this.requestTimeout),0===i.tfirst&&(i.tfirst=Math.max(performance.now(),i.trequest)),4===r){var o=e.status;if(o>=200&&o<300){i.tload=Math.max(i.tfirst,performance.now());var s=void 0,l=void 0;"arraybuffer"===a.responseType?(s=e.response,l=s.byteLength):(s=e.responseText,l=s.length),i.loaded=i.total=l;var u={url:e.responseURL,data:s};this.callbacks.onSuccess(u,i,a,e)}else i.retry>=n.maxRetry||o>=400&&o<499?(Pt.b.error(o+" while loading "+a.url),this.callbacks.onError({code:o,text:e.statusText},a,e)):(Pt.b.warn(o+" 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)},t.prototype.loadtimeout=function(){Pt.b.warn("timeout while loading "+this.context.url),this.callbacks.onTimeout(this.stats,this.context,null)},t.prototype.loadprogress=function(t){var e=t.currentTarget,r=this.stats;r.loaded=t.loaded,t.lengthComputable&&(r.total=t.total);var i=this.callbacks.onProgress;i&&i(r,this.context,null,e)},t}(),je=Ge,He=function(){function t(t,e){for(var r=0;r<e.length;r++){var i=e[r];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(t,i.key,i)}}return function(e,r,i){return r&&t(e.prototype,r),i&&t(e,i),e}}(),Ke=function(t){function e(r){Z(this,e);var i=tt(this,t.call(this,r,Ot.a.MANIFEST_LOADING,Ot.a.MANIFEST_PARSED,Ot.a.AUDIO_TRACK_LOADED,Ot.a.ERROR));return i.ticks=0,i.ontick=i.tick.bind(i),i}return et(e,t),e.prototype.destroy=function(){this.cleanTimer(),Nt.prototype.destroy.call(this)},e.prototype.cleanTimer=function(){this.timer&&(clearTimeout(this.timer),this.timer=null)},e.prototype.tick=function(){1===++this.ticks&&(this.doTick(),this.ticks>1&&setTimeout(this.tick,1),this.ticks=0)},e.prototype.doTick=function(){this.updateTrack(this.trackId)},e.prototype.onError=function(t){t.fatal&&t.type===Ct.b.NETWORK_ERROR&&this.cleanTimer()},e.prototype.onManifestLoading=function(){this.tracks=[],this.trackId=-1},e.prototype.onManifestParsed=function(t){var e=this,r=t.audioTracks||[],i=!1;this.tracks=r,this.hls.trigger(Ot.a.AUDIO_TRACKS_UPDATED,{audioTracks:r});var a=0;r.forEach(function(t){if(t.default&&!i)return e.audioTrack=a,void(i=!0);a++}),!1===i&&r.length&&(Pt.b.log("no default audio track defined, use first audio track as default"),this.audioTrack=0)},e.prototype.onAudioTrackLoaded=function(t){t.id<this.tracks.length&&(Pt.b.log("audioTrack "+t.id+" loaded"),this.tracks[t.id].details=t.details,t.details.live&&!this.timer&&(this.timer=setInterval(this.ontick,1e3*t.details.targetduration)),!t.details.live&&this.timer&&this.cleanTimer())},e.prototype.setAudioTrackInternal=function(t){if(t>=0&&t<this.tracks.length){this.cleanTimer(),this.trackId=t,Pt.b.log("switching to audioTrack "+t);var e=this.tracks[t],r=this.hls,i=e.type,a=e.url,n={id:t,type:i,url:a};r.trigger(Ot.a.AUDIO_TRACK_SWITCH,n),r.trigger(Ot.a.AUDIO_TRACK_SWITCHING,n);var o=e.details;!a||void 0!==o&&!0!==o.live||(Pt.b.log("(re)loading playlist for audioTrack "+t),r.trigger(Ot.a.AUDIO_TRACK_LOADING,{url:a,id:t}))}},e.prototype.updateTrack=function(t){if(t>=0&&t<this.tracks.length){this.cleanTimer(),this.trackId=t,Pt.b.log("updating audioTrack "+t);var e=this.tracks[t],r=e.url,i=e.details;!r||void 0!==i&&!0!==i.live||(Pt.b.log("(re)loading playlist for audioTrack "+t),this.hls.trigger(Ot.a.AUDIO_TRACK_LOADING,{url:r,id:t}))}},He(e,[{key:"audioTracks",get:function(){return this.tracks}},{key:"audioTrack",get:function(){return this.trackId},set:function(t){this.trackId===t&&void 0!==this.tracks[t].details||this.setAudioTrackInternal(t)}}]),e}(Nt),We=Ke,Ve=function(){function t(t,e){for(var r=0;r<e.length;r++){var i=e[r];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(t,i.key,i)}}return function(e,r,i){return r&&t(e.prototype,r),i&&t(e,i),e}}(),Ye={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"},ze=function(t){function e(r){rt(this,e);var i=it(this,t.call(this,r,Ot.a.MEDIA_ATTACHED,Ot.a.MEDIA_DETACHING,Ot.a.AUDIO_TRACKS_UPDATED,Ot.a.AUDIO_TRACK_SWITCHING,Ot.a.AUDIO_TRACK_LOADED,Ot.a.KEY_LOADED,Ot.a.FRAG_LOADED,Ot.a.FRAG_PARSING_INIT_SEGMENT,Ot.a.FRAG_PARSING_DATA,Ot.a.FRAG_PARSED,Ot.a.ERROR,Ot.a.BUFFER_RESET,Ot.a.BUFFER_CREATED,Ot.a.BUFFER_APPENDED,Ot.a.BUFFER_FLUSHED,Ot.a.INIT_PTS_FOUND));return i.config=r.config,i.audioCodecSwap=!1,i.ticks=0,i._state=Ye.STOPPED,i.ontick=i.tick.bind(i),i.initPTS=[],i.waitingFragment=null,i.videoTrackCC=null,i}return at(e,t),e.prototype.destroy=function(){this.stopLoad(),this.timer&&(clearInterval(this.timer),this.timer=null),Nt.prototype.destroy.call(this),this.state=Ye.STOPPED},e.prototype.onInitPtsFound=function(t){var e=t.id,r=t.frag.cc,i=t.initPTS;"main"===e&&(this.initPTS[r]=i,this.videoTrackCC=r,Pt.b.log("InitPTS for cc:"+r+" found from video track:"+i),this.state===Ye.WAITING_INIT_PTS&&this.tick())},e.prototype.startLoad=function(t){if(this.tracks){var e=this.lastCurrentTime;this.stopLoad(),this.timer||(this.timer=setInterval(this.ontick,100)),this.fragLoadError=0,e>0&&-1===t?(Pt.b.log("audio:override startPosition with lastCurrentTime @"+e.toFixed(3)),this.state=Ye.IDLE):(this.lastCurrentTime=this.startPosition?this.startPosition:t,this.state=Ye.STARTING),this.nextLoadPosition=this.startPosition=this.lastCurrentTime,this.tick()}else this.startPosition=t,this.state=Ye.STOPPED},e.prototype.stopLoad=function(){var t=this.fragCurrent;t&&(t.loader&&t.loader.abort(),this.fragCurrent=null),this.fragPrevious=null,this.demuxer&&(this.demuxer.destroy(),this.demuxer=null),this.state=Ye.STOPPED},e.prototype.tick=function(){1===++this.ticks&&(this.doTick(),this.ticks>1&&setTimeout(this.tick,1),this.ticks=0)},e.prototype.doTick=function(){var t,e,r,i=this.hls,a=i.config;switch(this.state){case Ye.ERROR:case Ye.PAUSED:case Ye.BUFFER_FLUSHING:break;case Ye.STARTING:this.state=Ye.WAITING_TRACK,this.loadedmetadata=!1;break;case Ye.IDLE:var n=this.tracks;if(!n)break;if(!this.media&&(this.startFragRequested||!a.startFragPrefetch))break;if(this.loadedmetadata)t=this.media.currentTime;else if(void 0===(t=this.nextLoadPosition))break;var o=this.mediaBuffer?this.mediaBuffer:this.media,s=this.videoBuffer?this.videoBuffer:this.media,l=ae.bufferInfo(o,t,a.maxBufferHole),u=ae.bufferInfo(s,t,a.maxBufferHole),d=l.len,h=l.end,c=this.fragPrevious,f=Math.max(a.maxBufferLength,u.len),p=this.audioSwitch,g=this.trackId;if((d<f||p)&&g<n.length){if(void 0===(r=n[g].details)){this.state=Ye.WAITING_TRACK;break}if(!p&&!r.live&&c&&c.sn===r.endSN&&!l.nextStart&&(!this.media.seeking||this.media.duration-h<c.duration/2)){this.hls.trigger(Ot.a.BUFFER_EOS,{type:"audio"}),this.state=Ye.ENDED;break}var v=r.fragments,y=v.length,m=v[0].start,b=v[y-1].start+v[y-1].duration,E=void 0;if(p)if(r.live&&!r.PTSKnown)Pt.b.log("switching audiotrack, live stream, unknown PTS,load first fragment"),h=0;else if(h=t,r.PTSKnown&&t<m){if(!(l.end>m||l.nextStart))return;Pt.b.log("alt audio track ahead of main track, seek to start of alt audio track"),this.media.currentTime=m+.05}if(r.initSegment&&!r.initSegment.data)E=r.initSegment;else if(h<=m){if(E=v[0],null!==this.videoTrackCC&&E.cc!==this.videoTrackCC&&(E=A(v,this.videoTrackCC)),r.live&&E.loadIdx&&E.loadIdx===this.fragLoadIdx){var T=l.nextStart?l.nextStart:m;return Pt.b.log("no alt audio available @currentTime:"+this.media.currentTime+", seeking @"+(T+.05)),void(this.media.currentTime=T+.05)}}else{var R=void 0,S=a.maxFragLookUpTolerance,L=c?v[c.sn-v[0].sn+1]:void 0,_=function(t){var e=Math.min(S,t.duration);return t.start+t.duration-e<=h?1:t.start-e>h&&t.start?-1:0};h<b?(h>b-S&&(S=0),R=L&&!_(L)?L:re.search(v,_)):R=v[y-1],R&&(E=R,m=R.start,c&&E.level===c.level&&E.sn===c.sn&&(E.sn<r.endSN?(E=v[E.sn+1-r.startSN],Pt.b.log("SN just loaded, load next one: "+E.sn)):E=null))}if(E)if(E.decryptdata&&null!=E.decryptdata.uri&&null==E.decryptdata.key)Pt.b.log("Loading key for "+E.sn+" of ["+r.startSN+" ,"+r.endSN+"],track "+g),this.state=Ye.KEY_LOADING,i.trigger(Ot.a.KEY_LOADING,{frag:E});else{if(Pt.b.log("Loading "+E.sn+", cc: "+E.cc+" of ["+r.startSN+" ,"+r.endSN+"],track "+g+", currentTime:"+t+",bufferEnd:"+h.toFixed(3)),void 0!==this.fragLoadIdx?this.fragLoadIdx++:this.fragLoadIdx=0,E.loadCounter){E.loadCounter++;var w=a.fragLoadingLoopThreshold;if(E.loadCounter>w&&Math.abs(this.fragLoadIdx-E.loadIdx)<w)return void i.trigger(Ot.a.ERROR,{type:Ct.b.MEDIA_ERROR,details:Ct.a.FRAG_LOOP_LOADING_ERROR,fatal:!1,frag:E})}else E.loadCounter=1;E.loadIdx=this.fragLoadIdx,this.fragCurrent=E,this.startFragRequested=!0,isNaN(E.sn)||(this.nextLoadPosition=E.start+E.duration),i.trigger(Ot.a.FRAG_LOADING,{frag:E}),this.state=Ye.FRAG_LOADING}}break;case Ye.WAITING_TRACK:e=this.tracks[this.trackId],e&&e.details&&(this.state=Ye.IDLE);break;case Ye.FRAG_LOADING_WAITING_RETRY:var D=performance.now(),I=this.retryDate;o=this.media;var k=o&&o.seeking;(!I||D>=I||k)&&(Pt.b.log("audioStreamController: retryDate reached, switch back to IDLE state"),this.state=Ye.IDLE);break;case Ye.WAITING_INIT_PTS:var O=this.videoTrackCC;if(void 0===this.initPTS[O])break;var C=this.waitingFragment;if(C){var P=C.frag.cc;O!==P?(e=this.tracks[this.trackId],e.details&&e.details.live&&(Pt.b.warn("Waiting fragment CC ("+P+") does not match video track CC ("+O+")"),this.waitingFragment=null,this.state=Ye.IDLE)):(this.state=Ye.FRAG_LOADING,this.onFragLoaded(this.waitingFragment),this.waitingFragment=null)}else this.state=Ye.IDLE;break;case Ye.STOPPED:case Ye.FRAG_LOADING:case Ye.PARSING:case Ye.PARSED:case Ye.ENDED:}},e.prototype.onMediaAttached=function(t){var e=this.media=this.mediaBuffer=t.media;this.onvseeking=this.onMediaSeeking.bind(this),this.onvended=this.onMediaEnded.bind(this),e.addEventListener("seeking",this.onvseeking),e.addEventListener("ended",this.onvended);var r=this.config;this.tracks&&r.autoStartLoad&&this.startLoad(r.startPosition)},e.prototype.onMediaDetaching=function(){var t=this.media;t&&t.ended&&(Pt.b.log("MSE detaching and video ended, reset startPosition"),this.startPosition=this.lastCurrentTime=0);var e=this.tracks;e&&e.forEach(function(t){t.details&&t.details.fragments.forEach(function(t){t.loadCounter=void 0})}),t&&(t.removeEventListener("seeking",this.onvseeking),t.removeEventListener("ended",this.onvended),this.onvseeking=this.onvseeked=this.onvended=null),this.media=this.mediaBuffer=this.videoBuffer=null,this.loadedmetadata=!1,this.stopLoad()},e.prototype.onMediaSeeking=function(){this.state===Ye.ENDED&&(this.state=Ye.IDLE),this.media&&(this.lastCurrentTime=this.media.currentTime),void 0!==this.fragLoadIdx&&(this.fragLoadIdx+=2*this.config.fragLoadingLoopThreshold),this.tick()},e.prototype.onMediaEnded=function(){this.startPosition=this.lastCurrentTime=0},e.prototype.onAudioTracksUpdated=function(t){Pt.b.log("audio tracks updated"),this.tracks=t.audioTracks},e.prototype.onAudioTrackSwitching=function(t){var e=!!t.url;this.trackId=t.id,this.fragCurrent=null,this.state=Ye.PAUSED,this.waitingFragment=null,e?this.timer||(this.timer=setInterval(this.ontick,100)):this.demuxer&&(this.demuxer.destroy(),this.demuxer=null),e&&(this.audioSwitch=!0,this.state=Ye.IDLE,void 0!==this.fragLoadIdx&&(this.fragLoadIdx+=2*this.config.fragLoadingLoopThreshold)),this.tick()},e.prototype.onAudioTrackLoaded=function(t){var e=t.details,r=t.id,i=this.tracks[r],a=e.totalduration,n=0;if(Pt.b.log("track "+r+" loaded ["+e.startSN+","+e.endSN+"],duration:"+a),e.live){var o=i.details;o&&e.fragments.length>0?(T(o,e),n=e.fragments[0].start,e.PTSKnown?Pt.b.log("live audio playlist sliding:"+n.toFixed(3)):Pt.b.log("live audio playlist - outdated PTS, unknown sliding")):(e.PTSKnown=!1,Pt.b.log("live audio playlist - first load, unknown sliding"))}else e.PTSKnown=!1;if(i.details=e,!this.startFragRequested){if(-1===this.startPosition){var s=e.startTimeOffset;isNaN(s)?this.startPosition=0:(Pt.b.log("start time offset found in playlist, adjust startPosition to "+s),this.startPosition=s)}this.nextLoadPosition=this.startPosition}this.state===Ye.WAITING_TRACK&&(this.state=Ye.IDLE),this.tick()},e.prototype.onKeyLoaded=function(){this.state===Ye.KEY_LOADING&&(this.state=Ye.IDLE,this.tick())},e.prototype.onFragLoaded=function(t){var e=this.fragCurrent,r=t.frag;if(this.state===Ye.FRAG_LOADING&&e&&"audio"===r.type&&r.level===e.level&&r.sn===e.sn){var i=this.tracks[this.trackId],a=i.details,n=a.totalduration,o=e.level,s=e.sn,l=e.cc,u=this.config.defaultAudioCodec||i.audioCodec||"mp4a.40.2",d=this.stats=t.stats;if("initSegment"===s)this.state=Ye.IDLE,d.tparsed=d.tbuffered=performance.now(),a.initSegment.data=t.payload,this.hls.trigger(Ot.a.FRAG_BUFFERED,{stats:d,frag:e,id:"audio"}),this.tick();else{this.state=Ye.PARSING,this.appended=!1,this.demuxer||(this.demuxer=new ce(this.hls,"audio"));var h=this.initPTS[l],c=a.initSegment?a.initSegment.data:[];if(a.initSegment||void 0!==h){this.pendingBuffering=!0,Pt.b.log("Demuxing "+s+" of ["+a.startSN+" ,"+a.endSN+"],track "+o);this.demuxer.push(t.payload,c,u,null,e,n,!1,h)}else Pt.b.log("unknown video PTS for continuity counter "+l+", waiting for video PTS before demuxing audio frag "+s+" of ["+a.startSN+" ,"+a.endSN+"],track "+o),this.waitingFragment=t,this.state=Ye.WAITING_INIT_PTS}}this.fragLoadError=0},e.prototype.onFragParsingInitSegment=function(t){var e=this.fragCurrent,r=t.frag;if(e&&"audio"===t.id&&r.sn===e.sn&&r.level===e.level&&this.state===Ye.PARSING){var i=t.tracks,a=void 0;if(i.video&&delete i.video,a=i.audio){a.levelCodec=a.codec,a.id=t.id,this.hls.trigger(Ot.a.BUFFER_CODECS,i),Pt.b.log("audio track:audio,container:"+a.container+",codecs[level/parsed]=["+a.levelCodec+"/"+a.codec+"]");var n=a.initSegment;if(n){var o={type:"audio",data:n,parent:"audio",content:"initSegment"};this.audioSwitch?this.pendingData=[o]:(this.appended=!0,this.pendingBuffering=!0,this.hls.trigger(Ot.a.BUFFER_APPENDING,o))}this.tick()}}},e.prototype.onFragParsingData=function(t){var e=this,r=this.fragCurrent,i=t.frag;if(r&&"audio"===t.id&&"audio"===t.type&&i.sn===r.sn&&i.level===r.level&&this.state===Ye.PARSING){var a=this.trackId,n=this.tracks[a],o=this.hls;isNaN(t.endPTS)&&(t.endPTS=t.startPTS+r.duration,t.endDTS=t.startDTS+r.duration),Pt.b.log("parsed "+t.type+",PTS:["+t.startPTS.toFixed(3)+","+t.endPTS.toFixed(3)+"],DTS:["+t.startDTS.toFixed(3)+"/"+t.endDTS.toFixed(3)+"],nb:"+t.nb),E(n.details,r,t.startPTS,t.endPTS);var s=this.audioSwitch,l=this.media,u=!1;if(s&&l)if(l.readyState){var d=l.currentTime;Pt.b.log("switching audio track : currentTime:"+d),d>=t.startPTS&&(Pt.b.log("switching audio track : flushing all audio"),this.state=Ye.BUFFER_FLUSHING,o.trigger(Ot.a.BUFFER_FLUSHING,{startOffset:0,endOffset:Number.POSITIVE_INFINITY,type:"audio"}),u=!0,this.audioSwitch=!1,o.trigger(Ot.a.AUDIO_TRACK_SWITCHED,{id:a}))}else this.audioSwitch=!1,o.trigger(Ot.a.AUDIO_TRACK_SWITCHED,{id:a});var h=this.pendingData;this.audioSwitch||([t.data1,t.data2].forEach(function(e){e&&e.length&&h.push({type:t.type,data:e,parent:"audio",content:"data"})}),!u&&h.length&&(h.forEach(function(t){e.state===Ye.PARSING&&(e.pendingBuffering=!0,e.hls.trigger(Ot.a.BUFFER_APPENDING,t))}),this.pendingData=[],this.appended=!0)),this.tick()}},e.prototype.onFragParsed=function(t){var e=this.fragCurrent,r=t.frag;e&&"audio"===t.id&&r.sn===e.sn&&r.level===e.level&&this.state===Ye.PARSING&&(this.stats.tparsed=performance.now(),this.state=Ye.PARSED,this._checkAppendedParsed())},e.prototype.onBufferReset=function(){this.mediaBuffer=this.videoBuffer=null,this.loadedmetadata=!1},e.prototype.onBufferCreated=function(t){var e=t.tracks.audio;e&&(this.mediaBuffer=e.buffer,this.loadedmetadata=!0),t.tracks.video&&(this.videoBuffer=t.tracks.video.buffer)},e.prototype.onBufferAppended=function(t){if("audio"===t.parent){var e=this.state;e!==Ye.PARSING&&e!==Ye.PARSED||(this.pendingBuffering=t.pending>0,this._checkAppendedParsed())}},e.prototype._checkAppendedParsed=function(){if(!(this.state!==Ye.PARSED||this.appended&&this.pendingBuffering)){var t=this.fragCurrent,e=this.stats,r=this.hls;if(t){this.fragPrevious=t,e.tbuffered=performance.now(),r.trigger(Ot.a.FRAG_BUFFERED,{stats:e,frag:t,id:"audio"});var i=this.mediaBuffer?this.mediaBuffer:this.media;Pt.b.log("audio buffered : "+pe.toString(i.buffered)),this.audioSwitch&&this.appended&&(this.audioSwitch=!1,r.trigger(Ot.a.AUDIO_TRACK_SWITCHED,{id:this.trackId})),this.state=Ye.IDLE}this.tick()}},e.prototype.onError=function(t){var e=t.frag;if(!e||"audio"===e.type)switch(t.details){case Ct.a.FRAG_LOAD_ERROR:case Ct.a.FRAG_LOAD_TIMEOUT:if(!t.fatal){var r=this.fragLoadError;r?r++:r=1;var i=this.config;if(r<=i.fragLoadingMaxRetry){this.fragLoadError=r,e.loadCounter=0;var a=Math.min(Math.pow(2,r-1)*i.fragLoadingRetryDelay,i.fragLoadingMaxRetryTimeout);Pt.b.warn("audioStreamController: frag loading failed, retry in "+a+" ms"),this.retryDate=performance.now()+a,this.state=Ye.FRAG_LOADING_WAITING_RETRY}else Pt.b.error("audioStreamController: "+t.details+" reaches max retry, redispatch as fatal ..."),t.fatal=!0,this.state=Ye.ERROR}break;case Ct.a.FRAG_LOOP_LOADING_ERROR:case Ct.a.AUDIO_TRACK_LOAD_ERROR:case Ct.a.AUDIO_TRACK_LOAD_TIMEOUT:case Ct.a.KEY_LOAD_ERROR:case Ct.a.KEY_LOAD_TIMEOUT:this.state!==Ye.ERROR&&(this.state=t.fatal?Ye.ERROR:Ye.IDLE,Pt.b.warn("audioStreamController: "+t.details+" while loading frag,switch to "+this.state+" state ..."));break;case Ct.a.BUFFER_FULL_ERROR:if("audio"===t.parent&&(this.state===Ye.PARSING||this.state===Ye.PARSED)){var n=this.mediaBuffer,o=this.media.currentTime;if(n&&ae.isBuffered(n,o)&&ae.isBuffered(n,o+.5)){var s=this.config;s.maxMaxBufferLength>=s.maxBufferLength&&(s.maxMaxBufferLength/=2,Pt.b.warn("audio:reduce max buffer length to "+s.maxMaxBufferLength+"s"),this.fragLoadIdx+=2*s.fragLoadingLoopThreshold),this.state=Ye.IDLE}else Pt.b.warn("buffer full error also media.currentTime is not buffered, flush audio buffer"),this.fragCurrent=null,this.state=Ye.BUFFER_FLUSHING,this.hls.trigger(Ot.a.BUFFER_FLUSHING,{startOffset:0,endOffset:Number.POSITIVE_INFINITY,type:"audio"})}}},e.prototype.onBufferFlushed=function(){var t=this,e=this.pendingData;e&&e.length?(Pt.b.log("appending pending audio data on Buffer Flushed"),e.forEach(function(e){t.hls.trigger(Ot.a.BUFFER_APPENDING,e)}),this.appended=!0,this.pendingData=[],this.state=Ye.PARSED):(this.state=Ye.IDLE,this.fragPrevious=null,this.tick())},Ve(e,[{key:"state",set:function(t){if(this.state!==t){var e=this.state;this._state=t,Pt.b.log("audio 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",this.penState.reset()},t.prototype.setChar=function(t,e){this.uchar=t,this.penState.copy(e)},t.prototype.setPenState=function(t){this.penState.copy(t)},t.prototype.equals=function(t){return this.uchar===t.uchar&&this.penState.equals(t.penState)},t.prototype.copy=function(t){this.uchar=t.uchar,this.penState.copy(t.penState)},t.prototype.isEmpty=function(){return" "===this.uchar&&this.penState.isDefault()},t}(),fr=function(){function t(){ct(this,t),this.chars=[];for(var e=0;e<ir;e++)this.chars.push(new cr);this.pos=0,this.currPenState=new hr}return t.prototype.equals=function(t){for(var e=!0,r=0;r<ir;r++)if(!this.chars[r].equals(t.chars[r])){e=!1;break}return e},t.prototype.copy=function(t){for(var e=0;e<ir;e++)this.chars[e].copy(t.chars[e])},t.prototype.isEmpty=function(){for(var t=!0,e=0;e<ir;e++)if(!this.chars[e].isEmpty()){t=!1;break}return t},t.prototype.setCursor=function(t){this.pos!==t&&(this.pos=t),this.pos<0?(ur.log("ERROR","Negative cursor position "+this.pos),this.pos=0):this.pos>ir&&(ur.log("ERROR","Too large cursor position "+this.pos),this.pos=ir)},t.prototype.moveCursor=function(t){var e=this.pos+t;if(t>1)for(var r=this.pos+1;r<e+1;r++)this.chars[r].setPenState(this.currPenState);this.setCursor(e)},t.prototype.backSpace=function(){this.moveCursor(-1),this.chars[this.pos].setChar(" ",this.currPenState)},t.prototype.insertChar=function(t){t>=144&&this.backSpace();var e=er(t);if(this.pos>=ir)return void ur.log("ERROR","Cannot insert "+t.toString(16)+" ("+e+") at position "+this.pos+". Skipping it!");this.chars[this.pos].setChar(e,this.currPenState),this.moveCursor(1)},t.prototype.clearFromPos=function(t){var e;for(e=t;e<ir;e++)this.chars[e].reset()},t.prototype.clear=function(){this.clearFromPos(0),this.pos=0,this.currPenState.reset()},t.prototype.clearToEndOfRow=function(){this.clearFromPos(this.pos)},t.prototype.getTextString=function(){for(var t=[],e=!0,r=0;r<ir;r++){var i=this.chars[r].uchar;" "!==i&&(e=!1),t.push(i)}return e?"":t.join("")},t.prototype.setPenStyles=function(t){this.currPenState.setStyles(t),this.chars[this.pos].setPenState(this.currPenState)},t}(),pr=function(){function t(){ct(this,t),this.rows=[];for(var e=0;e<rr;e++)this.rows.push(new fr);this.currRow=rr-1,this.nrRollUpRows=null,this.reset()}return t.prototype.reset=function(){for(var t=0;t<rr;t++)this.rows[t].clear();this.currRow=rr-1},t.prototype.equals=function(t){for(var e=!0,r=0;r<rr;r++)if(!this.rows[r].equals(t.rows[r])){e=!1;break}return e},t.prototype.copy=function(t){for(var e=0;e<rr;e++)this.rows[e].copy(t.rows[e])},t.prototype.isEmpty=function(){for(var t=!0,e=0;e<rr;e++)if(!this.rows[e].isEmpty()){t=!1;break}return t},t.prototype.backSpace=function(){this.rows[this.currRow].backSpace()},t.prototype.clearToEndOfRow=function(){this.rows[this.currRow].clearToEndOfRow()},t.prototype.insertChar=function(t){this.rows[this.currRow].insertChar(t)},t.prototype.setPen=function(t){this.rows[this.currRow].setPenStyles(t)},t.prototype.moveCursor=function(t){this.rows[this.currRow].moveCursor(t)},t.prototype.setCursor=function(t){ur.log("INFO","setCursor: "+t),this.rows[this.currRow].setCursor(t)},t.prototype.setPAC=function(t){ur.log("INFO","pacData = "+JSON.stringify(t));var e=t.row-1;if(this.nrRollUpRows&&e<this.nrRollUpRows-1&&(e=this.nrRollUpRows-1),this.nrRollUpRows&&this.currRow!==e){for(var r=0;r<rr;r++)this.rows[r].clear();var i=this.currRow+1-this.nrRollUpRows,a=this.lastOutputScreen;if(a){var n=a.rows[i].cueStartTime;if(n&&n<ur.time)for(var o=0;o<this.nrRollUpRows;o++)this.rows[e-this.nrRollUpRows+o+1].copy(a.rows[i+o])}}this.currRow=e;var s=this.rows[this.currRow];if(null!==t.indent){var l=t.indent,u=Math.max(l-1,0);s.setCursor(t.indent),t.color=s.chars[u].penState.foreground}var d={foreground:t.color,underline:t.underline,italics:t.italics,background:"black",flash:!1};this.setPen(d)},t.prototype.setBkgData=function(t){ur.log("INFO","bkgData = "+JSON.stringify(t)),this.backSpace(),this.setPen(t),this.insertChar(32)},t.prototype.setRollUpRows=function(t){this.nrRollUpRows=t},t.prototype.rollUp=function(){if(null===this.nrRollUpRows)return void ur.log("DEBUG","roll_up but nrRollUpRows not set yet");ur.log("TEXT",this.getDisplayText());var t=this.currRow+1-this.nrRollUpRows,e=this.rows.splice(t,1)[0];e.clear(),this.rows.splice(this.currRow,0,e),ur.log("INFO","Rolling up")},t.prototype.getDisplayText=function(t){t=t||!1;for(var e=[],r="",i=-1,a=0;a<rr;a++){var n=this.rows[a].getTextString();n&&(i=a+1,t?e.push("Row "+i+": '"+n+"'"):e.push(n.trim()))}return e.length>0&&(r=t?"["+e.join(" | ")+"]":e.join("\n")),r},t.prototype.getTextAndFormat=function(){return this.rows},t}(),gr=function(){function t(e,r){ct(this,t),this.chNr=e,this.outputFilter=r,this.mode=null,this.verbose=0,this.displayedMemory=new pr,this.nonDisplayedMemory=new pr,this.lastOutputScreen=new pr,this.currRollUpRow=this.displayedMemory.rows[rr-1],this.writeScreen=this.displayedMemory,this.mode=null,this.cueStartTime=null}return t.prototype.reset=function(){this.mode=null,this.displayedMemory.reset(),this.nonDisplayedMemory.reset(),this.lastOutputScreen.reset(),this.currRollUpRow=this.displayedMemory.rows[rr-1],this.writeScreen=this.displayedMemory,this.mode=null,this.cueStartTime=null,this.lastCueEndTime=null},t.prototype.getHandler=function(){return this.outputFilter},t.prototype.setHandler=function(t){this.outputFilter=t},t.prototype.setPAC=function(t){this.writeScreen.setPAC(t)},t.prototype.setBkgData=function(t){this.writeScreen.setBkgData(t)},t.prototype.setMode=function(t){t!==this.mode&&(this.mode=t,ur.log("INFO","MODE="+t),"MODE_POP-ON"===this.mode?this.writeScreen=this.nonDisplayedMemory:(this.writeScreen=this.displayedMemory,this.writeScreen.reset()),"MODE_ROLL-UP"!==this.mode&&(this.displayedMemory.nrRollUpRows=null,this.nonDisplayedMemory.nrRollUpRows=null),this.mode=t)},t.prototype.insertChars=function(t){for(var e=0;e<t.length;e++)this.writeScreen.insertChar(t[e]);var r=this.writeScreen===this.displayedMemory?"DISP":"NON_DISP";ur.log("INFO",r+": "+this.writeScreen.getDisplayText(!0)),"MODE_PAINT-ON"!==this.mode&&"MODE_ROLL-UP"!==this.mode||(ur.log("TEXT","DISPLAYED: "+this.displayedMemory.getDisplayText(!0)),this.outputDataUpdate())},t.prototype.ccRCL=function(){ur.log("INFO","RCL - Resume Caption Loading"),this.setMode("MODE_POP-ON")},t.prototype.ccBS=function(){ur.log("INFO","BS - BackSpace"),"MODE_TEXT"!==this.mode&&(this.writeScreen.backSpace(),this.writeScreen===this.displayedMemory&&this.outputDataUpdate())},t.prototype.ccAOF=function(){},t.prototype.ccAON=function(){},t.prototype.ccDER=function(){ur.log("INFO","DER- Delete to End of Row"),this.writeScreen.clearToEndOfRow(),this.outputDataUpdate()},t.prototype.ccRU=function(t){ur.log("INFO","RU("+t+") - Roll Up"),this.writeScreen=this.displayedMemory,this.setMode("MODE_ROLL-UP"),this.writeScreen.setRollUpRows(t)},t.prototype.ccFON=function(){ur.log("INFO","FON - Flash On"),this.writeScreen.setPen({flash:!0})},t.prototype.ccRDC=function(){ur.log("INFO","RDC - Resume Direct Captioning"),this.setMode("MODE_PAINT-ON")},t.prototype.ccTR=function(){ur.log("INFO","TR"),this.setMode("MODE_TEXT")},t.prototype.ccRTD=function(){ur.log("INFO","RTD"),this.setMode("MODE_TEXT")},t.prototype.ccEDM=function(){ur.log("INFO","EDM - Erase Displayed Memory"),this.displayedMemory.reset(),this.outputDataUpdate(!0)},t.prototype.ccCR=function(){ur.log("CR - Carriage Return"),this.writeScreen.rollUp(),this.outputDataUpdate(!0)},t.prototype.ccENM=function(){ur.log("INFO","ENM - Erase Non-displayed Memory"),this.nonDisplayedMemory.reset()},t.prototype.ccEOC=function(){if(ur.log("INFO","EOC - End Of Caption"),"MODE_POP-ON"===this.mode){var t=this.displayedMemory;this.displayedMemory=this.nonDisplayedMemory,this.nonDisplayedMemory=t,this.writeScreen=this.nonDisplayedMemory,ur.log("TEXT","DISP: "+this.displayedMemory.getDisplayText())}this.outputDataUpdate(!0)},t.prototype.ccTO=function(t){ur.log("INFO","TO("+t+") - Tab Offset"),this.writeScreen.moveCursor(t)},t.prototype.ccMIDROW=function(t){var e={flash:!1};if(e.underline=t%2==1,e.italics=t>=46,e.italics)e.foreground="white";else{var r=Math.floor(t/2)-16,i=["white","green","blue","cyan","red","yellow","magenta"];e.foreground=i[r]}ur.log("INFO","MIDROW: "+JSON.stringify(e)),this.writeScreen.setPen(e)},t.prototype.outputDataUpdate=function(){var t=arguments.length>0&&void 0!==arguments[0]&&arguments[0],e=ur.time;null!==e&&this.outputFilter&&(null!==this.cueStartTime||this.displayedMemory.isEmpty()?this.displayedMemory.equals(this.lastOutputScreen)||(this.outputFilter.newCue&&(this.outputFilter.newCue(this.cueStartTime,e,this.lastOutputScreen),!0===t&&this.outputFilter.dispatchCue&&this.outputFilter.dispatchCue()),this.cueStartTime=this.displayedMemory.isEmpty()?null:e):this.cueStartTime=e,this.lastOutputScreen.copy(this.displayedMemory))},t.prototype.cueSplitAtTime=function(t){this.outputFilter&&(this.displayedMemory.isEmpty()||(this.outputFilter.newCue&&this.outputFilter.newCue(this.cueStartTime,t,this.displayedMemory),this.cueStartTime=t))},t}(),vr=function(){function t(e,r,i){ct(this,t),this.field=e||1,this.outputs=[r,i],this.channels=[new gr(1,r),new gr(2,i)],this.currChNr=-1,this.lastCmdA=null,this.lastCmdB=null,this.bufferedData=[],this.startTime=null,this.lastTime=null,this.dataCounters={padding:0,char:0,cmd:0,other:0}}return t.prototype.getHandler=function(t){return this.channels[t].getHandler()},t.prototype.setHandler=function(t,e){this.channels[t].setHandler(e)},t.prototype.addData=function(t,e){var r,i,a,n=!1;this.lastTime=t,ur.setTime(t);for(var o=0;o<e.length;o+=2)if(i=127&e[o],a=127&e[o+1],0!==i||0!==a){if(ur.log("DATA","["+dr([e[o],e[o+1]])+"] -> ("+dr([i,a])+")"),r=this.parseCmd(i,a),r||(r=this.parseMidrow(i,a)),r||(r=this.parsePAC(i,a)),r||(r=this.parseBackgroundAttributes(i,a)),!r&&(n=this.parseChars(i,a)))if(this.currChNr&&this.currChNr>=0){var s=this.channels[this.currChNr-1];s.insertChars(n)}else ur.log("WARNING","No channel found yet. TEXT-MODE?");r?this.dataCounters.cmd+=2:n?this.dataCounters.char+=2:(this.dataCounters.other+=2,ur.log("WARNING","Couldn't parse cleaned data "+dr([i,a])+" orig: "+dr([e[o],e[o+1]])))}else this.dataCounters.padding+=2},t.prototype.parseCmd=function(t,e){var r=null,i=(20===t||28===t)&&32<=e&&e<=47,a=(23===t||31===t)&&33<=e&&e<=35;if(!i&&!a)return!1;if(t===this.lastCmdA&&e===this.lastCmdB)return this.lastCmdA=null,this.lastCmdB=null,ur.log("DEBUG","Repeated command ("+dr([t,e])+") is dropped"),!0;r=20===t||23===t?1:2;var n=this.channels[r-1];return 20===t||28===t?32===e?n.ccRCL():33===e?n.ccBS():34===e?n.ccAOF():35===e?n.ccAON():36===e?n.ccDER():37===e?n.ccRU(2):38===e?n.ccRU(3):39===e?n.ccRU(4):40===e?n.ccFON():41===e?n.ccRDC():42===e?n.ccTR():43===e?n.ccRTD():44===e?n.ccEDM():45===e?n.ccCR():46===e?n.ccENM():47===e&&n.ccEOC():n.ccTO(e-32),this.lastCmdA=t,this.lastCmdB=e,this.currChNr=r,!0},t.prototype.parseMidrow=function(t,e){var r=null;if((17===t||25===t)&&32<=e&&e<=47){if((r=17===t?1:2)!==this.currChNr)return ur.log("ERROR","Mismatch channel in midrow parsing"),!1;return this.channels[r-1].ccMIDROW(e),ur.log("DEBUG","MIDROW ("+dr([t,e])+")"),!0}return!1},t.prototype.parsePAC=function(t,e){var r=null,i=null,a=(17<=t&&t<=23||25<=t&&t<=31)&&64<=e&&e<=127,n=(16===t||24===t)&&64<=e&&e<=95;if(!a&&!n)return!1;if(t===this.lastCmdA&&e===this.lastCmdB)return this.lastCmdA=null,this.lastCmdB=null,!0;r=t<=23?1:2,i=64<=e&&e<=95?1===r?ar[t]:or[t]:1===r?nr[t]:sr[t];var o=this.interpretPAC(i,e);return this.channels[r-1].setPAC(o),this.lastCmdA=t,this.lastCmdB=e,this.currChNr=r,!0},t.prototype.interpretPAC=function(t,e){var r=e,i={color:null,italics:!1,indent:null,underline:!1,row:t};return r=e>95?e-96:e-64,i.underline=1==(1&r),r<=13?i.color=["white","green","blue","cyan","red","yellow","magenta","white"][Math.floor(r/2)]:r<=15?(i.italics=!0,i.color="white"):i.indent=4*Math.floor((r-16)/2),i},t.prototype.parseChars=function(t,e){var r=null,i=null,a=null;if(t>=25?(r=2,a=t-8):(r=1,a=t),17<=a&&a<=19){var n=e;n=17===a?e+80:18===a?e+112:e+144,ur.log("INFO","Special char '"+er(n)+"' in channel "+r),i=[n]}else 32<=t&&t<=127&&(i=0===e?[t]:[t,e]);if(i){var o=dr(i);ur.log("DEBUG","Char codes =  "+o.join(",")),this.lastCmdA=null,this.lastCmdB=null}return i},t.prototype.parseBackgroundAttributes=function(t,e){var r,i,a,n,o=(16===t||24===t)&&32<=e&&e<=47,s=(23===t||31===t)&&45<=e&&e<=47;return!(!o&&!s)&&(r={},16===t||24===t?(i=Math.floor((e-32)/2),r.background=lr[i],e%2==1&&(r.background=r.background+"_semi")):45===e?r.background="transparent":(r.foreground="black",47===e&&(r.underline=!0)),a=t<24?1:2,n=this.channels[a-1],n.setBkgData(r),this.lastCmdA=null,this.lastCmdB=null,!0)},t.prototype.reset=function(){for(var t=0;t<this.channels.length;t++)this.channels[t]&&this.channels[t].reset();this.lastCmdA=null,this.lastCmdB=null},t.prototype.cueSplitAtTime=function(t){for(var e=0;e<this.channels.length;e++)this.channels[e]&&this.channels[e].cueSplitAtTime(t)},t}(),yr=vr,mr=function(){function t(e,r){ft(this,t),this.timelineController=e,this.track=r,this.startTime=null,this.endTime=null,this.screen=null}return t.prototype.dispatchCue=function(){null!==this.startTime&&(this.timelineController.addCues("textTrack"+this.track,this.startTime,this.endTime,this.screen),this.startTime=null)},t.prototype.newCue=function(t,e,r){(null===this.startTime||this.startTime>t)&&(this.startTime=t),this.endTime=e,this.screen=r,this.timelineController.createCaptionsTrack(this.track)},t}(),br=mr,Er=function(t,e,r){return t.substr(r||0,e.length)===e},Tr=function(t){var e=parseInt(t.substr(-3)),r=parseInt(t.substr(-6,2)),i=parseInt(t.substr(-9,2)),a=t.length>9?parseInt(t.substr(0,t.indexOf(":"))):0;return isNaN(e)||isNaN(r)||isNaN(i)||isNaN(a)?-1:(e+=1e3*r,e+=6e4*i,e+=36e5*a)},Rr=function(t){for(var e=5381,r=t.length;r;)e=33*e^t.charCodeAt(--r);return(e>>>0).toString()},Ar=function(t,e,r){var i=t[e],a=t[i.prevCC];if(!a||!a.new&&i.new)return t.ccOffset=t.presentationOffset=i.start,void(i.new=!1);for(;a&&a.new;)t.ccOffset+=i.start-a.start,i.new=!1,i=a,a=t[i.prevCC];t.presentationOffset=r},Sr={parse:function(t,e,r,i,a,n){var o=/\r\n|\n\r|\n|\r/g,s=Object(Re.b)(new Uint8Array(t)).trim().replace(o,"\n").split("\n"),l="00:00.000",u=0,d=0,h=0,c=[],f=void 0,p=!0,g=new Ze;g.oncue=function(t){var e=r[i],a=r.ccOffset;e&&e.new&&(void 0!==d?a=r.ccOffset=e.start:Ar(r,i,h)),h&&(a=h+r.ccOffset-r.presentationOffset),t.startTime+=a-d,t.endTime+=a-d,t.id=Rr(t.startTime.toString())+Rr(t.endTime.toString())+Rr(t.text),t.text=decodeURIComponent(encodeURIComponent(t.text)),t.endTime>0&&c.push(t)},g.onparsingerror=function(t){f=t},g.onflush=function(){if(f&&n)return void n(f);a(c)},s.forEach(function(t){if(p){if(Er(t,"X-TIMESTAMP-MAP=")){p=!1,t.substr(16).split(",").forEach(function(t){Er(t,"LOCAL:")?l=t.substr(6):Er(t,"MPEGTS:")&&(u=parseInt(t.substr(7)))});try{e=e<0?e+8589934592:e,u-=e,d=Tr(l)/1e3,h=u/9e4,-1===d&&(f=new Error("Malformed X-TIMESTAMP-MAP: "+t))}catch(e){f=new Error("Malformed X-TIMESTAMP-MAP: "+t)}return}""===t&&(p=!1)}g.parse(t+"\n")}),g.flush()}},Lr=Sr,_r=function(t){function e(r){pt(this,e);var i=gt(this,t.call(this,r,Ot.a.MEDIA_ATTACHING,Ot.a.MEDIA_DETACHING,Ot.a.FRAG_PARSING_USERDATA,Ot.a.FRAG_DECRYPTED,Ot.a.MANIFEST_LOADING,Ot.a.MANIFEST_LOADED,Ot.a.FRAG_LOADED,Ot.a.LEVEL_SWITCHING,Ot.a.INIT_PTS_FOUND));if(i.hls=r,i.config=r.config,i.enabled=!0,i.Cues=r.config.cueHandler,i.textTracks=[],i.tracks=[],i.unparsedVttFrags=[],i.initPTS=void 0,i.cueRanges=[],i.config.enableCEA708Captions){var a=new br(i,1),n=new br(i,2);i.cea608Parser=new yr(0,a,n)}return i}return vt(e,t),e.prototype.addCues=function(t,e,r,i){for(var a=this.cueRanges,n=!1,o=a.length;o--;){var s=a[o],l=bt(s[0],s[1],e,r);if(l>=0&&(s[0]=Math.min(s[0],e),s[1]=Math.max(s[1],r),n=!0,l/(r-e)>.5))return}n||a.push([e,r]),this.Cues.newCue(this[t],e,r,i)},e.prototype.onInitPtsFound=function(t){var e=this;void 0===this.initPTS&&(this.initPTS=t.initPTS),this.unparsedVttFrags.length&&(this.unparsedVttFrags.forEach(function(t){e.onFragLoaded(t)}),this.unparsedVttFrags=[])},e.prototype.getExistingTrack=function(t){var e=this.media;if(e)for(var r=0;r<e.textTracks.length;r++){var i=e.textTracks[r],a="textTrack"+t;if(!0===i[a])return i}return null},e.prototype.sendAddTrackEvent=function(t,e){var r=null;try{r=new window.Event("addtrack")}catch(t){r=document.createEvent("Event"),r.initEvent("addtrack",!1,!1)}r.track=t,e.dispatchEvent(r)},e.prototype.createCaptionsTrack=function(t){var e="textTrack"+t;if(!this[e]){var r=this.getExistingTrack(t);if(r)this[e]=r,yt(this[e]),this.sendAddTrackEvent(this[e],this.media);else{var i=this.createTextTrack("captions",this.config["captionsTextTrack"+t+"Label"],this.config.captionsTextTrack1LanguageCode);i&&(i[e]=!0,this[e]=i)}}},e.prototype.createTextTrack=function(t,e,r){var i=this.media;if(i)return i.addTextTrack(t,e,r)},e.prototype.destroy=function(){Nt.prototype.destroy.call(this)},e.prototype.onMediaAttaching=function(t){this.media=t.media,this._cleanTracks()},e.prototype.onMediaDetaching=function(){yt(this.textTrack1),yt(this.textTrack2)},e.prototype.onManifestLoading=function(){this.lastSn=-1,this.prevCC=-1,this.vttCCs={ccOffset:0,presentationOffset:0},this._cleanTracks()},e.prototype._cleanTracks=function(){var t=this.media;if(t){var e=t.textTracks;if(e)for(var r=0;r<e.length;r++)yt(e[r])}},e.prototype.onManifestLoaded=function(t){var e=this;if(this.textTracks=[],this.unparsedVttFrags=this.unparsedVttFrags||[],this.initPTS=void 0,this.cueRanges=[],this.config.enableWebVTT){this.tracks=t.subtitles||[];var r=this.media?this.media.textTracks:[];this.tracks.forEach(function(t,i){var a=void 0;if(i<r.length){var n=r[i];mt(n,t)&&(a=n)}a||(a=e.createTextTrack("subtitles",t.name,t.lang)),a.mode=t.default?"showing":"hidden",e.textTracks.push(a)})}},e.prototype.onLevelSwitching=function(){this.enabled="NONE"!==this.hls.currentLevel.closedCaptions},e.prototype.onFragLoaded=function(t){var e=t.frag,r=t.payload;if("main"===e.type){var i=e.sn;if(i!==this.lastSn+1){var a=this.cea608Parser;a&&a.reset()}this.lastSn=i}else if("subtitle"===e.type)if(r.byteLength){if(void 0===this.initPTS)return void this.unparsedVttFrags.push(t);var n=e.decryptdata;null!=n&&null!=n.key&&"AES-128"===n.method||this._parseVTTs(e,r)}else this.hls.trigger(Ot.a.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:e})},e.prototype._parseVTTs=function(t,e){var r=this.vttCCs;r[t.cc]||(r[t.cc]={start:t.start,prevCC:this.prevCC,new:!0},this.prevCC=t.cc);var i=this.textTracks,a=this.hls;Lr.parse(e,this.initPTS,r,t.cc,function(e){var r=i[t.trackId];e.forEach(function(t){if(!r.cues.getCueById(t.id))try{r.addCue(t)}catch(i){var e=new window.TextTrackCue(t.startTime,t.endTime,t.text);e.id=t.id,r.addCue(e)}}),a.trigger(Ot.a.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:t})},function(e){Pt.b.log("Failed to parse VTT cue: "+e),a.trigger(Ot.a.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:t})})},e.prototype.onFragDecrypted=function(t){var e=t.payload,r=t.frag;if("subtitle"===r.type){if(void 0===this.initPTS)return void this.unparsedVttFrags.push(t);this._parseVTTs(r,e)}},e.prototype.onFragParsingUserdata=function(t){if(this.enabled&&this.config.enableCEA708Captions)for(var e=0;e<t.samples.length;e++){var r=this.extractCea608Data(t.samples[e].bytes);this.cea608Parser.addData(t.samples[e].pts,r)}},e.prototype.extractCea608Data=function(t){for(var e,r,i,a,n,o=31&t[0],s=2,l=[],u=0;u<o;u++)e=t[s++],r=127&t[s++],i=127&t[s++],a=0!=(4&e),n=3&e,0===r&&0===i||a&&0===n&&(l.push(r),l.push(i));return l},e}(Nt),wr=_r,Dr=function(){function t(t,e){for(var r=0;r<e.length;r++){var i=e[r];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(t,i.key,i)}}return function(e,r,i){return r&&t(e.prototype,r),i&&t(e,i),e}}(),Ir=function(t){function e(r){Et(this,e);var i=Tt(this,t.call(this,r,Ot.a.MEDIA_ATTACHED,Ot.a.MEDIA_DETACHING,Ot.a.MANIFEST_LOADING,Ot.a.MANIFEST_LOADED,Ot.a.SUBTITLE_TRACK_LOADED));return i.tracks=[],i.trackId=-1,i.media=void 0,i.subtitleDisplay=!1,i}return Rt(e,t),e.prototype._onTextTracksChanged=function(){if(this.media){for(var t=-1,e=At(this.media.textTracks),r=0;r<e.length;r++)"showing"===e[r].mode&&(t=r);this.subtitleTrack=t}},e.prototype.destroy=function(){Nt.prototype.destroy.call(this)},e.prototype.onMediaAttached=function(t){var e=this;this.media=t.media,this.media&&(void 0!==this.queuedDefaultTrack&&(this.subtitleTrack=this.queuedDefaultTrack,delete this.queuedDefaultTrack),this.trackChangeListener=this._onTextTracksChanged.bind(this),this.useTextTrackPolling=!(this.media.textTracks&&"onchange"in this.media.textTracks),this.useTextTrackPolling?this.subtitlePollingInterval=setInterval(function(){e.trackChangeListener()},500):this.media.textTracks.addEventListener("change",this.trackChangeListener))},e.prototype.onMediaDetaching=function(){this.media&&(this.useTextTrackPolling?clearInterval(this.subtitlePollingInterval):this.media.textTracks.removeEventListener("change",this.trackChangeListener),this.media=void 0)},e.prototype.onManifestLoading=function(){this.tracks=[],this.trackId=-1},e.prototype.onManifestLoaded=function(t){var e=this,r=t.subtitles||[];this.tracks=r,this.trackId=-1,this.hls.trigger(Ot.a.SUBTITLE_TRACKS_UPDATED,{subtitleTracks:r}),r.forEach(function(t){t.default&&(e.media?e.subtitleTrack=t.id:e.queuedDefaultTrack=t.id)})},e.prototype.onTick=function(){var t=this.trackId,e=this.tracks[t];if(e){var r=e.details;void 0!==r&&!0!==r.live||(Pt.b.log("(re)loading playlist for subtitle track "+t),this.hls.trigger(Ot.a.SUBTITLE_TRACK_LOADING,{url:e.url,id:t}))}},e.prototype.onSubtitleTrackLoaded=function(t){var e=this;t.id<this.tracks.length&&(Pt.b.log("subtitle track "+t.id+" loaded"),this.tracks[t.id].details=t.details,t.details.live&&!this.timer&&(this.timer=setInterval(function(){e.onTick()},1e3*t.details.targetduration,this)),!t.details.live&&this.timer&&(clearInterval(this.timer),this.timer=null))},e.prototype.setSubtitleTrackInternal=function(t){if(!(t<-1||t>=this.tracks.length)){this.timer&&(clearInterval(this.timer),this.timer=null);var e=At(this.media.textTracks);if(-1!==this.trackId&&this.subtitleDisplay&&(e[this.trackId].mode="hidden"),this.trackId=t,Pt.b.log("switching to subtitle track "+t),this.hls.trigger(Ot.a.SUBTITLE_TRACK_SWITCH,{id:t}),-1!==t){var r=this.tracks[t];this.subtitleDisplay&&(e[t].mode="showing");var i=r.details;void 0!==i&&!0!==i.live||(Pt.b.log("(re)loading playlist for subtitle track "+t),this.hls.trigger(Ot.a.SUBTITLE_TRACK_LOADING,{url:r.url,id:t}))}}},Dr(e,[{key:"subtitleTracks",get:function(){return this.tracks}},{key:"subtitleTrack",get:function(){return this.trackId},set:function(t){this.trackId!==t&&this.setSubtitleTrackInternal(t)}}]),e}(Nt),kr=Ir,Or=r(4),Cr={STOPPED:"STOPPED",IDLE:"IDLE",KEY_LOADING:"KEY_LOADING",FRAG_LOADING:"FRAG_LOADING"},Pr=function(t){function e(r){St(this,e);var i=Lt(this,t.call(this,r,Ot.a.MEDIA_ATTACHED,Ot.a.ERROR,Ot.a.KEY_LOADED,Ot.a.FRAG_LOADED,Ot.a.SUBTITLE_TRACKS_UPDATED,Ot.a.SUBTITLE_TRACK_SWITCH,Ot.a.SUBTITLE_TRACK_LOADED,Ot.a.SUBTITLE_FRAG_PROCESSED));return i.config=r.config,i.vttFragSNsProcessed={},i.vttFragQueues=void 0,i.currentlyProcessing=null,i.state=Cr.STOPPED,i.currentTrackId=-1,i.ticks=0,i.decrypter=new Or.a(r.observer,r.config),i}return _t(e,t),e.prototype.destroy=function(){Nt.prototype.destroy.call(this),this.state=Cr.STOPPED},e.prototype.clearVttFragQueues=function(){var t=this;this.vttFragQueues={},this.tracks.forEach(function(e){t.vttFragQueues[e.id]=[]})},e.prototype.nextFrag=function(){if(null===this.currentlyProcessing&&this.currentTrackId>-1&&this.vttFragQueues[this.currentTrackId].length){var t=this.currentlyProcessing=this.vttFragQueues[this.currentTrackId].shift();this.fragCurrent=t,this.hls.trigger(Ot.a.FRAG_LOADING,{frag:t}),this.state=Cr.FRAG_LOADING}},e.prototype.onSubtitleFragProcessed=function(t){t.success&&this.vttFragSNsProcessed[t.frag.trackId].push(t.frag.sn),this.currentlyProcessing=null,this.state=Cr.IDLE,this.nextFrag()},e.prototype.onMediaAttached=function(){this.state=Cr.IDLE},e.prototype.onError=function(t){var e=t.frag;e&&"subtitle"!==e.type||this.currentlyProcessing&&(this.currentlyProcessing=null,this.nextFrag())},e.prototype.tick=function(){var t=this;1===++this.ticks&&(this.doTick(),this.ticks>1&&setTimeout(function(){t.tick()},1),this.ticks=0)},e.prototype.doTick=function(){var t=this;switch(this.state){case Cr.IDLE:var e=this.tracks,r=this.currentTrackId,i=this.vttFragSNsProcessed[r],a=this.vttFragQueues[r],n=this.currentlyProcessing?this.currentlyProcessing.sn:-1,o=function(t){return i.indexOf(t.sn)>-1},s=function(t){return a.some(function(e){return e.sn===t.sn})};if(!e)break;var l;if(r<e.length&&(l=e[r].details),void 0===l)break;l.fragments.forEach(function(e){o(e)||e.sn===n||s(e)||(e.decryptdata&&null!=e.decryptdata.uri&&null==e.decryptdata.key?(Pt.b.log("Loading key for "+e.sn),t.state=Cr.KEY_LOADING,t.hls.trigger(Ot.a.KEY_LOADING,{frag:e})):(e.trackId=r,a.push(e),t.nextFrag()))})}},e.prototype.onSubtitleTracksUpdated=function(t){var e=this;Pt.b.log("subtitle tracks updated"),this.tracks=t.subtitleTracks,this.clearVttFragQueues(),this.vttFragSNsProcessed={},this.tracks.forEach(function(t){e.vttFragSNsProcessed[t.id]=[]})},e.prototype.onSubtitleTrackSwitch=function(t){this.currentTrackId=t.id,this.clearVttFragQueues()},e.prototype.onSubtitleTrackLoaded=function(){this.tick()},e.prototype.onKeyLoaded=function(){this.state===Cr.KEY_LOADING&&(this.state=Cr.IDLE,this.tick())},e.prototype.onFragLoaded=function(t){var e=this.fragCurrent,r=t.frag.decryptdata,i=t.frag,a=this.hls;if(this.state===Cr.FRAG_LOADING&&e&&"subtitle"===t.frag.type&&e.sn===t.frag.sn&&t.payload.byteLength>0&&null!=r&&null!=r.key&&"AES-128"===r.method){var n;try{n=performance.now()}catch(t){n=Date.now()}this.decrypter.decrypt(t.payload,r.key.buffer,r.iv.buffer,function(t){var e;try{e=performance.now()}catch(t){e=Date.now()}a.trigger(Ot.a.FRAG_DECRYPTED,{frag:i,payload:t,stats:{tstart:n,tdecrypt:e}})})}},e}(Nt),xr=Pr,Fr={autoStartLoad:!0,startPosition:-1,defaultAudioCodec:void 0,debug:!1,capLevelOnFPSDrop:!1,capLevelToPlayerSize:!1,initialLiveManifestSize:1,maxBufferLength:30,maxBufferSize:6e7,maxBufferHole:.5,maxSeekHole:2,lowBufferWatchdogPeriod:.5,highBufferWatchdogPeriod:3,nudgeOffset:.1,nudgeMaxRetry:3,maxFragLookUpTolerance:.25,liveSyncDurationCount:3,liveMaxLatencyDurationCount:1/0,liveSyncDuration:void 0,liveMaxLatencyDuration:void 0,liveDurationInfinity:!1,maxMaxBufferLength:600,enableWorker:!0,enableSoftwareAES:!0,manifestLoadingTimeOut:1e4,manifestLoadingMaxRetry:1,manifestLoadingRetryDelay:1e3,manifestLoadingMaxRetryTimeout:64e3,startLevel:void 0,levelLoadingTimeOut:1e4,levelLoadingMaxRetry:4,levelLoadingRetryDelay:1e3,levelLoadingMaxRetryTimeout:64e3,fragLoadingTimeOut:2e4,fragLoadingMaxRetry:6,fragLoadingRetryDelay:1e3,fragLoadingMaxRetryTimeout:64e3,fragLoadingLoopThreshold:3,startFragPrefetch:!1,fpsDroppedMonitoringPeriod:5e3,fpsDroppedMonitoringThreshold:.2,appendErrorMaxRetry:3,loader:je,fLoader:void 0,pLoader:void 0,xhrSetup:void 0,fetchSetup:void 0,abrController:Oe,bufferController:xe,capLevelController:Me,fpsController:Be,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};Fr.subtitleStreamController=xr,Fr.subtitleTrackController=kr,Fr.timelineController=wr,Fr.cueHandler=Dt,Fr.enableCEA708Captions=!0,Fr.enableWebVTT=!0,Fr.captionsTextTrack1Label="English",Fr.captionsTextTrack1LanguageCode="en",Fr.captionsTextTrack2Label="Spanish",Fr.captionsTextTrack2LanguageCode="es",Fr.audioStreamController=Xe,Fr.audioTrackController=We;var Nr=function(){function t(t,e){for(var r=0;r<e.length;r++){var i=e[r];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(t,i.key,i)}}return function(e,r,i){return r&&t(e.prototype,r),i&&t(e,i),e}}(),Mr=function(){function t(){var e=this,r=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};wt(this,t);var i=t.DefaultConfig;if((r.liveSyncDurationCount||r.liveMaxLatencyDurationCount)&&(r.liveSyncDuration||r.liveMaxLatencyDuration))throw new Error("Illegal hls.js config: don't mix up liveSyncDurationCount/liveMaxLatencyDurationCount and liveSyncDuration/liveMaxLatencyDuration");for(var a in i)a in r||(r[a]=i[a]);if(void 0!==r.liveMaxLatencyDurationCount&&r.liveMaxLatencyDurationCount<=r.liveSyncDurationCount)throw new Error('Illegal hls.js config: "liveMaxLatencyDurationCount" must be gt "liveSyncDurationCount"');if(void 0!==r.liveMaxLatencyDuration&&(r.liveMaxLatencyDuration<=r.liveSyncDuration||void 0===r.liveSyncDuration))throw new Error('Illegal hls.js config: "liveMaxLatencyDuration" must be gt "liveSyncDuration"');Object(Pt.a)(r.debug),this.config=r,this._autoLevelCapping=-1;var n=this.observer=new se.a;n.trigger=function(t){for(var e=arguments.length,r=Array(e>1?e-1:0),i=1;i<e;i++)r[i-1]=arguments[i];n.emit.apply(n,[t,t].concat(r))},n.off=function(t){for(var e=arguments.length,r=Array(e>1?e-1:0),i=1;i<e;i++)r[i-1]=arguments[i];n.removeListener.apply(n,[t].concat(r))},this.on=n.on.bind(n),this.off=n.off.bind(n),this.trigger=n.trigger.bind(n);var o=this.abrController=new r.abrController(this),s=new r.bufferController(this),l=new r.capLevelController(this),u=new r.fpsController(this),d=new Qt(this),h=new $t(this),c=new te(this),f=new Se(this),p=this.levelController=new Te(this),g=this.streamController=new me(this),v=[p,g],y=r.audioStreamController;y&&v.push(new y(this)),this.networkControllers=v;var m=[d,h,c,o,s,l,u,f];if(y=r.audioTrackController){var b=new y(this);this.audioTrackController=b,m.push(b)}if(y=r.subtitleTrackController){var E=new y(this);this.subtitleTrackController=E,m.push(E)}[r.subtitleStreamController,r.timelineController].forEach(function(t){t&&m.push(new t(e))}),this.coreComponents=m}return t.isSupported=function(){return M()},Nr(t,null,[{key:"version",get:function(){return"0.8.9"}},{key:"Events",get:function(){return Ot.a}},{key:"ErrorTypes",get:function(){return Ct.b}},{key:"ErrorDetails",get:function(){return Ct.a}},{key:"DefaultConfig",get:function(){return t.defaultConfig?t.defaultConfig:Fr},set:function(e){t.defaultConfig=e}}]),t.prototype.destroy=function(){Pt.b.log("destroy"),this.trigger(Ot.a.DESTROYING),this.detachMedia(),this.coreComponents.concat(this.networkControllers).forEach(function(t){t.destroy()}),this.url=null,this.observer.removeAllListeners(),this._autoLevelCapping=-1},t.prototype.attachMedia=function(t){Pt.b.log("attachMedia"),this.media=t,this.trigger(Ot.a.MEDIA_ATTACHING,{media:t})},t.prototype.detachMedia=function(){Pt.b.log("detachMedia"),this.trigger(Ot.a.MEDIA_DETACHING),this.media=null},t.prototype.loadSource=function(t){t=kt.a.buildAbsoluteURL(window.location.href,t,{alwaysNormalize:!0}),Pt.b.log("loadSource:"+t),this.url=t,this.trigger(Ot.a.MANIFEST_LOADING,{url:t})},t.prototype.startLoad=function(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:-1;Pt.b.log("startLoad("+t+")"),this.networkControllers.forEach(function(e){e.startLoad(t)})},t.prototype.stopLoad=function(){Pt.b.log("stopLoad"),this.networkControllers.forEach(function(t){t.stopLoad()})},t.prototype.swapAudioCodec=function(){Pt.b.log("swapAudioCodec"),this.streamController.swapAudioCodec()},t.prototype.recoverMediaError=function(){Pt.b.log("recoverMediaError");var t=this.media;this.detachMedia(),this.attachMedia(t)},Nr(t,[{key:"levels",get:function(){return this.levelController.levels}},{key:"currentLevel",get:function(){return this.streamController.currentLevel},set:function(t){Pt.b.log("set currentLevel:"+t),this.loadLevel=t,this.streamController.immediateLevelSwitch()}},{key:"nextLevel",get:function(){return this.streamController.nextLevel},set:function(t){Pt.b.log("set nextLevel:"+t),this.levelController.manualLevel=t,this.streamController.nextLevelSwitch()}},{key:"loadLevel",get:function(){return this.levelController.level},set:function(t){Pt.b.log("set loadLevel:"+t),this.levelController.manualLevel=t}},{key:"nextLoadLevel",get:function(){return this.levelController.nextLoadLevel},set:function(t){this.levelController.nextLoadLevel=t}},{key:"firstLevel",get:function(){return Math.max(this.levelController.firstLevel,this.minAutoLevel)},set:function(t){Pt.b.log("set firstLevel:"+t),this.levelController.firstLevel=t}},{key:"startLevel",get:function(){return this.levelController.startLevel},set:function(t){Pt.b.log("set startLevel:"+t);var e=this;-1!==t&&(t=Math.max(t,e.minAutoLevel)),e.levelController.startLevel=t}},{key:"autoLevelCapping",get:function(){return this._autoLevelCapping},set:function(t){Pt.b.log("set autoLevelCapping:"+t),this._autoLevelCapping=t}},{key:"autoLevelEnabled",get:function(){return-1===this.levelController.manualLevel}},{key:"manualLevel",get:function(){return this.levelController.manualLevel}},{key:"minAutoLevel",get:function(){for(var t=this,e=t.levels,r=t.config.minAutoBitrate,i=e?e.length:0,a=0;a<i;a++){if((e[a].realBitrate?Math.max(e[a].realBitrate,e[a].bitrate):e[a].bitrate)>r)return a}return 0}},{key:"maxAutoLevel",get:function(){var t=this,e=t.levels,r=t.autoLevelCapping;return-1===r&&e&&e.length?e.length-1:r}},{key:"nextAutoLevel",get:function(){var t=this;return Math.min(Math.max(t.abrController.nextAutoLevel,t.minAutoLevel),t.maxAutoLevel)},set:function(t){var e=this;e.abrController.nextAutoLevel=Math.max(e.minAutoLevel,t)}},{key:"audioTracks",get:function(){var t=this.audioTrackController;return t?t.audioTracks:[]}},{key:"audioTrack",get:function(){var t=this.audioTrackController;return t?t.audioTrack:-1},set:function(t){var e=this.audioTrackController;e&&(e.audioTrack=t)}},{key:"liveSyncPosition",get:function(){return this.streamController.liveSyncPosition}},{key:"subtitleTracks",get:function(){var t=this.subtitleTrackController;return t?t.subtitleTracks:[]}},{key:"subtitleTrack",get:function(){var t=this.subtitleTrackController;return t?t.subtitleTrack:-1},set:function(t){var e=this.subtitleTrackController;e&&(e.subtitleTrack=t)}},{key:"subtitleDisplay",get:function(){var t=this.subtitleTrackController;return!!t&&t.subtitleDisplay},set:function(t){var e=this.subtitleTrackController;e&&(e.subtitleDisplay=t)}}]),t}();e.default=Mr},function(t,e,r){function i(t){function e(i){if(r[i])return r[i].exports;var a=r[i]={i:i,l:!1,exports:{}};return t[i].call(a.exports,a,a.exports,e),a.l=!0,a.exports}var r={};e.m=t,e.c=r,e.i=function(t){return t},e.d=function(t,r,i){e.o(t,r)||Object.defineProperty(t,r,{configurable:!1,enumerable:!0,get:i})},e.n=function(t){var r=t&&t.__esModule?function(){return t.default}:function(){return t};return e.d(r,"a",r),r},e.o=function(t,e){return Object.prototype.hasOwnProperty.call(t,e)},e.p="/",e.oe=function(t){throw console.error(t),t};var i=e(e.s=ENTRY_MODULE);return i.default||i}function a(t){return(t+"").replace(/[.?*+^$[\]\\(){}|-]/g,"\\$&")}function 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r=arguments.length,i=Array(r>1?r-1:0),a=1;a<r;a++)i[a-1]=arguments[a];e.emit.apply(e,[t,t].concat(i))},e.off=function(t){for(var r=arguments.length,i=Array(r>1?r-1:0),a=1;a<r;a++)i[a-1]=arguments[a];e.removeListener.apply(e,[t].concat(i))};var r=function(e,r){t.postMessage({event:e,data:r})};t.addEventListener("message",function(a){var o=a.data;switch(o.cmd){case"init":var s=JSON.parse(o.config);t.demuxer=new i.a(e,o.typeSupported,s,o.vendor);try{Object(n.a)(!0===s.debug)}catch(t){console.warn("demuxerWorker: unable to enable logs")}r("init",null);break;case"demux":t.demuxer.push(o.data,o.decryptdata,o.initSegment,o.audioCodec,o.videoCodec,o.timeOffset,o.discontinuity,o.trackSwitch,o.contiguous,o.duration,o.accurateTimeOffset,o.defaultInitPTS)}}),e.on(a.a.FRAG_DECRYPTED,r),e.on(a.a.FRAG_PARSING_INIT_SEGMENT,r),e.on(a.a.FRAG_PARSED,r),e.on(a.a.ERROR,r),e.on(a.a.FRAG_PARSING_METADATA,r),e.on(a.a.FRAG_PARSING_USERDATA,r),e.on(a.a.INIT_PTS_FOUND,r),e.on(a.a.FRAG_PARSING_DATA,function(e,r){var i=[],a={event:e,data:r};r.data1&&(a.data1=r.data1.buffer,i.push(r.data1.buffer),delete r.data1),r.data2&&(a.data2=r.data2.buffer,i.push(r.data2.buffer),delete r.data2),t.postMessage(a,i)})};e.default=l}]).default});