nitter/public/js/hls.light.min.js

// @license http://www.apache.org/licenses/LICENSE-2.0 Apache-2.0
// @source  https://github.com/video-dev/hls.js
// @version v1.2.9
"undefined"!=typeof window&&function(e,t){"object"==typeof exports&&"object"==typeof module?module.exports=t():"function"==typeof define&&define.amd?define([],t):"object"==typeof exports?exports.Hls=t():e.Hls=t()}(this,(()=>(()=>{var e={21:(e,t,r)=>{"use strict";r.r(t),r.d(t,{default:()=>u});var i=function(){function e(e,t){this.subtle=void 0,this.aesIV=void 0,this.subtle=e,this.aesIV=t}return e.prototype.decrypt=function(e,t){return this.subtle.decrypt({name:"AES-CBC",iv:this.aesIV},t,e)},e}(),n=function(){function e(e,t){this.subtle=void 0,this.key=void 0,this.subtle=e,this.key=t}return e.prototype.expandKey=function(){return this.subtle.importKey("raw",this.key,{name:"AES-CBC"},!1,["encrypt","decrypt"])},e}(),a=r(145),s=function(){function e(){this.rcon=[0,1,2,4,8,16,32,64,128,27,54],this.subMix=[new Uint32Array(256),new Uint32Array(256),new Uint32Array(256),new Uint32Array(256)],this.invSubMix=[new Uint32Array(256),new Uint32Array(256),new Uint32Array(256),new Uint32Array(256)],this.sBox=new Uint32Array(256),this.invSBox=new Uint32Array(256),this.key=new Uint32Array(0),this.ksRows=0,this.keySize=0,this.keySchedule=void 0,this.invKeySchedule=void 0,this.initTable()}var t=e.prototype;return t.uint8ArrayToUint32Array_=function(e){for(var t=new DataView(e),r=new Uint32Array(4),i=0;i<4;i++)r[i]=t.getUint32(4*i);return r},t.initTable=function(){var e=this.sBox,t=this.invSBox,r=this.subMix,i=r[0],n=r[1],a=r[2],s=r[3],o=this.invSubMix,l=o[0],u=o[1],d=o[2],h=o[3],f=new Uint32Array(256),c=0,v=0,g=0;for(g=0;g<256;g++)f[g]=g<128?g<<1:g<<1^283;for(g=0;g<256;g++){var p=v^v<<1^v<<2^v<<3^v<<4;p=p>>>8^255&p^99,e[c]=p,t[p]=c;var m=f[c],y=f[m],E=f[y],T=257*f[p]^16843008*p;i[c]=T<<24|T>>>8,n[c]=T<<16|T>>>16,a[c]=T<<8|T>>>24,s[c]=T,T=16843009*E^65537*y^257*m^16843008*c,l[p]=T<<24|T>>>8,u[p]=T<<16|T>>>16,d[p]=T<<8|T>>>24,h[p]=T,c?(c=m^f[f[f[E^m]]],v^=f[f[v]]):c=v=1}},t.expandKey=function(e){for(var t=this.uint8ArrayToUint32Array_(e),r=!0,i=0;i<t.length&&r;)r=t[i]===this.key[i],i++;if(!r){this.key=t;var n=this.keySize=t.length;if(4!==n&&6!==n&&8!==n)throw new Error("Invalid aes key size="+n);var a,s,o,l,u=this.ksRows=4*(n+6+1),d=this.keySchedule=new Uint32Array(u),h=this.invKeySchedule=new Uint32Array(u),f=this.sBox,c=this.rcon,v=this.invSubMix,g=v[0],p=v[1],m=v[2],y=v[3];for(a=0;a<u;a++)a<n?o=d[a]=t[a]:(l=o,a%n==0?(l=f[(l=l<<8|l>>>24)>>>24]<<24|f[l>>>16&255]<<16|f[l>>>8&255]<<8|f[255&l],l^=c[a/n|0]<<24):n>6&&a%n==4&&(l=f[l>>>24]<<24|f[l>>>16&255]<<16|f[l>>>8&255]<<8|f[255&l]),d[a]=o=(d[a-n]^l)>>>0);for(s=0;s<u;s++)a=u-s,l=3&s?d[a]:d[a-4],h[s]=s<4||a<=4?l:g[f[l>>>24]]^p[f[l>>>16&255]]^m[f[l>>>8&255]]^y[f[255&l]],h[s]=h[s]>>>0}},t.networkToHostOrderSwap=function(e){return e<<24|(65280&e)<<8|(16711680&e)>>8|e>>>24},t.decrypt=function(e,t,r){for(var i,n,a,s,o,l,u,d,h,f,c,v,g,p,m=this.keySize+6,y=this.invKeySchedule,E=this.invSBox,T=this.invSubMix,S=T[0],b=T[1],L=T[2],A=T[3],D=this.uint8ArrayToUint32Array_(r),R=D[0],k=D[1],_=D[2],x=D[3],I=new Int32Array(e),w=new Int32Array(I.length),C=this.networkToHostOrderSwap;t<I.length;){for(h=C(I[t]),f=C(I[t+1]),c=C(I[t+2]),v=C(I[t+3]),o=h^y[0],l=v^y[1],u=c^y[2],d=f^y[3],g=4,p=1;p<m;p++)i=S[o>>>24]^b[l>>16&255]^L[u>>8&255]^A[255&d]^y[g],n=S[l>>>24]^b[u>>16&255]^L[d>>8&255]^A[255&o]^y[g+1],a=S[u>>>24]^b[d>>16&255]^L[o>>8&255]^A[255&l]^y[g+2],s=S[d>>>24]^b[o>>16&255]^L[l>>8&255]^A[255&u]^y[g+3],o=i,l=n,u=a,d=s,g+=4;i=E[o>>>24]<<24^E[l>>16&255]<<16^E[u>>8&255]<<8^E[255&d]^y[g],n=E[l>>>24]<<24^E[u>>16&255]<<16^E[d>>8&255]<<8^E[255&o]^y[g+1],a=E[u>>>24]<<24^E[d>>16&255]<<16^E[o>>8&255]<<8^E[255&l]^y[g+2],s=E[d>>>24]<<24^E[o>>16&255]<<16^E[l>>8&255]<<8^E[255&u]^y[g+3],w[t]=C(i^R),w[t+1]=C(s^k),w[t+2]=C(a^_),w[t+3]=C(n^x),R=h,k=f,_=c,x=v,t+=4}return w.buffer},e}(),o=r(93),l=r(63),u=function(){function e(e,t,r){var i=(void 0===r?{}:r).removePKCS7Padding,n=void 0===i||i;if(this.logEnabled=!0,this.observer=void 0,this.config=void 0,this.removePKCS7Padding=void 0,this.subtle=null,this.softwareDecrypter=null,this.key=null,this.fastAesKey=null,this.remainderData=null,this.currentIV=null,this.currentResult=null,this.observer=e,this.config=t,this.removePKCS7Padding=n,n)try{var a=self.crypto;a&&(this.subtle=a.subtle||a.webkitSubtle)}catch(e){}null===this.subtle&&(this.config.enableSoftwareAES=!0)}var t=e.prototype;return t.destroy=function(){this.observer=null},t.isSync=function(){return this.config.enableSoftwareAES},t.flush=function(){var e=this.currentResult;if(e){var t,r,i,n=new Uint8Array(e);return this.reset(),this.removePKCS7Padding?(i=(r=(t=n).byteLength)&&new DataView(t.buffer).getUint8(r-1))?(0,a.sliceUint8)(t,0,r-i):t:n}this.reset()},t.reset=function(){this.currentResult=null,this.currentIV=null,this.remainderData=null,this.softwareDecrypter&&(this.softwareDecrypter=null)},t.decrypt=function(e,t,r,i){if(this.config.enableSoftwareAES){this.softwareDecrypt(new Uint8Array(e),t,r);var n=this.flush();n&&i(n.buffer)}else this.webCryptoDecrypt(new Uint8Array(e),t,r).then(i)},t.softwareDecrypt=function(e,t,r){var i=this.currentIV,n=this.currentResult,o=this.remainderData;this.logOnce("JS AES decrypt"),o&&(e=(0,l.appendUint8Array)(o,e),this.remainderData=null);var u=this.getValidChunk(e);if(!u.length)return null;i&&(r=i);var d=this.softwareDecrypter;d||(d=this.softwareDecrypter=new s),d.expandKey(t);var h=n;return this.currentResult=d.decrypt(u.buffer,0,r),this.currentIV=(0,a.sliceUint8)(u,-16).buffer,h||null},t.webCryptoDecrypt=function(e,t,r){var a=this,s=this.subtle;return this.key===t&&this.fastAesKey||(this.key=t,this.fastAesKey=new n(s,t)),this.fastAesKey.expandKey().then((function(t){return s?new i(s,r).decrypt(e.buffer,t):Promise.reject(new Error("web crypto not initialized"))})).catch((function(i){return a.onWebCryptoError(i,e,t,r)}))},t.onWebCryptoError=function(e,t,r,i){return o.logger.warn("[decrypter.ts]: WebCrypto Error, disable WebCrypto API:",e),this.config.enableSoftwareAES=!0,this.logEnabled=!0,this.softwareDecrypt(t,r,i)},t.getValidChunk=function(e){var t=e,r=e.length-e.length%16;return r!==e.length&&(t=(0,a.sliceUint8)(e,0,r),this.remainderData=(0,a.sliceUint8)(e,r)),t},t.logOnce=function(e){this.logEnabled&&(o.logger.log("[decrypter.ts]: "+e),this.logEnabled=!1)},e}()},181:(e,t,r)=>{"use strict";r.r(t),r.d(t,{canParse:()=>l,decodeFrame:()=>c,getID3Data:()=>s,getID3Frames:()=>f,getTimeStamp:()=>u,isFooter:()=>a,isHeader:()=>n,isTimeStampFrame:()=>d,testables:()=>E,utf8ArrayToStr:()=>y});var i,n=function(e,t){return t+10<=e.length&&73===e[t]&&68===e[t+1]&&51===e[t+2]&&e[t+3]<255&&e[t+4]<255&&e[t+6]<128&&e[t+7]<128&&e[t+8]<128&&e[t+9]<128},a=function(e,t){return t+10<=e.length&&51===e[t]&&68===e[t+1]&&73===e[t+2]&&e[t+3]<255&&e[t+4]<255&&e[t+6]<128&&e[t+7]<128&&e[t+8]<128&&e[t+9]<128},s=function(e,t){for(var r=t,i=0;n(e,t);)i+=10,i+=o(e,t+6),a(e,t+10)&&(i+=10),t+=i;if(i>0)return e.subarray(r,r+i)},o=function(e,t){var r=0;return r=(127&e[t])<<21,r|=(127&e[t+1])<<14,(r|=(127&e[t+2])<<7)|127&e[t+3]},l=function(e,t){return n(e,t)&&o(e,t+6)+10<=e.length-t},u=function(e){for(var t=f(e),r=0;r<t.length;r++){var i=t[r];if(d(i))return m(i)}},d=function(e){return e&&"PRIV"===e.key&&"com.apple.streaming.transportStreamTimestamp"===e.info},h=function(e){var t=String.fromCharCode(e[0],e[1],e[2],e[3]),r=o(e,4);return{type:t,size:r,data:e.subarray(10,10+r)}},f=function(e){for(var t=0,r=[];n(e,t);){for(var i=o(e,t+6),s=(t+=10)+i;t+8<s;){var l=h(e.subarray(t)),u=c(l);u&&r.push(u),t+=l.size+10}a(e,t)&&(t+=10)}return r},c=function(e){return"PRIV"===e.type?v(e):"W"===e.type[0]?p(e):g(e)},v=function(e){if(!(e.size<2)){var t=y(e.data,!0),r=new Uint8Array(e.data.subarray(t.length+1));return{key:e.type,info:t,data:r.buffer}}},g=function(e){if(!(e.size<2)){if("TXXX"===e.type){var t=1,r=y(e.data.subarray(t),!0);t+=r.length+1;var i=y(e.data.subarray(t));return{key:e.type,info:r,data:i}}var n=y(e.data.subarray(1));return{key:e.type,data:n}}},p=function(e){if("WXXX"===e.type){if(e.size<2)return;var t=1,r=y(e.data.subarray(t),!0);t+=r.length+1;var i=y(e.data.subarray(t));return{key:e.type,info:r,data:i}}var n=y(e.data);return{key:e.type,data:n}},m=function(e){if(8===e.data.byteLength){var t=new Uint8Array(e.data),r=1&t[3],i=(t[4]<<23)+(t[5]<<15)+(t[6]<<7)+t[7];return i/=45,r&&(i+=47721858.84),Math.round(i)}},y=function(e,t){void 0===t&&(t=!1);var r=T();if(r){var i=r.decode(e);if(t){var n=i.indexOf("\0");return-1!==n?i.substring(0,n):i}return i.replace(/\0/g,"")}for(var a,s,o,l=e.length,u="",d=0;d<l;){if(0===(a=e[d++])&&t)return u;if(0!==a&&3!==a)switch(a>>4){case 0:case 1:case 2:case 3:case 4:case 5:case 6:case 7:u+=String.fromCharCode(a);break;case 12:case 13:s=e[d++],u+=String.fromCharCode((31&a)<<6|63&s);break;case 14:s=e[d++],o=e[d++],u+=String.fromCharCode((15&a)<<12|(63&s)<<6|(63&o)<<0)}}return u},E={decodeTextFrame:g};function T(){return i||void 0===self.TextDecoder||(i=new self.TextDecoder("utf-8")),i}},182:(e,t,r)=>{"use strict";r.r(t),r.d(t,{default:()=>o});var i=r(764),n=r(851),a=r(93),s=r(729);function o(e){var t=new s.EventEmitter,r=function(t,r){e.postMessage({event:t,data:r})};t.on(n.Events.FRAG_DECRYPTED,r),t.on(n.Events.ERROR,r),e.addEventListener("message",(function(n){var s=n.data;switch(s.cmd){case"init":var o=JSON.parse(s.config);e.transmuxer=new i.default(t,s.typeSupported,o,s.vendor,s.id),(0,a.enableLogs)(o.debug,s.id),function(){var e=function(e){a.logger[e]=function(t){r("workerLog",{logType:e,message:t})}};for(var t in a.logger)e(t)}(),r("init",null);break;case"configure":e.transmuxer.configure(s.config);break;case"demux":var u=e.transmuxer.push(s.data,s.decryptdata,s.chunkMeta,s.state);(0,i.isPromise)(u)?u.then((function(t){l(e,t)})):l(e,u);break;case"flush":var h=s.chunkMeta,f=e.transmuxer.flush(h);(0,i.isPromise)(f)?f.then((function(t){d(e,t,h)})):d(e,f,h)}}))}function l(e,t){if(!((r=t.remuxResult).audio||r.video||r.text||r.id3||r.initSegment))return!1;var r,i=[],n=t.remuxResult,a=n.audio,s=n.video;return a&&u(i,a),s&&u(i,s),e.postMessage({event:"transmuxComplete",data:t},i),!0}function u(e,t){t.data1&&e.push(t.data1.buffer),t.data2&&e.push(t.data2.buffer)}function d(e,t,r){t.reduce((function(t,r){return l(e,r)||t}),!1)||e.postMessage({event:"transmuxComplete",data:t[0]}),e.postMessage({event:"flush",data:r})}},764:(e,t,r)=>{"use strict";r.r(t),r.d(t,{TransmuxConfig:()=>Ee,TransmuxState:()=>Te,default:()=>pe,isPromise:()=>ye});var i=r(851),n=r(973),a=r(21),s=r(965),o=r(181),l=r(856);function u(e,t){return void 0===e&&(e=""),void 0===t&&(t=9e4),{type:e,id:-1,pid:-1,inputTimeScale:t,sequenceNumber:-1,samples:[],dropped:0}}var d=r(63),h=r(145),f=function(){function e(){this._audioTrack=void 0,this._id3Track=void 0,this.frameIndex=0,this.cachedData=null,this.basePTS=null,this.initPTS=null,this.lastPTS=null}var t=e.prototype;return t.resetInitSegment=function(e,t,r,i){this._id3Track={type:"id3",id:3,pid:-1,inputTimeScale:9e4,sequenceNumber:0,samples:[],dropped:0}},t.resetTimeStamp=function(e){this.initPTS=e,this.resetContiguity()},t.resetContiguity=function(){this.basePTS=null,this.lastPTS=null,this.frameIndex=0},t.canParse=function(e,t){return!1},t.appendFrame=function(e,t,r){},t.demux=function(e,t){this.cachedData&&(e=(0,d.appendUint8Array)(this.cachedData,e),this.cachedData=null);var r,i=o.getID3Data(e,0),n=i?i.length:0,a=this._audioTrack,f=this._id3Track,v=i?o.getTimeStamp(i):void 0,g=e.length;for((null===this.basePTS||0===this.frameIndex&&(0,s.isFiniteNumber)(v))&&(this.basePTS=c(v,t,this.initPTS),this.lastPTS=this.basePTS),null===this.lastPTS&&(this.lastPTS=this.basePTS),i&&i.length>0&&f.samples.push({pts:this.lastPTS,dts:this.lastPTS,data:i,type:l.MetadataSchema.audioId3,duration:Number.POSITIVE_INFINITY});n<g;){if(this.canParse(e,n)){var p=this.appendFrame(a,e,n);p?(this.frameIndex++,this.lastPTS=p.sample.pts,r=n+=p.length):n=g}else o.canParse(e,n)?(i=o.getID3Data(e,n),f.samples.push({pts:this.lastPTS,dts:this.lastPTS,data:i,type:l.MetadataSchema.audioId3,duration:Number.POSITIVE_INFINITY}),r=n+=i.length):n++;if(n===g&&r!==g){var m=(0,h.sliceUint8)(e,r);this.cachedData?this.cachedData=(0,d.appendUint8Array)(this.cachedData,m):this.cachedData=m}}return{audioTrack:a,videoTrack:u(),id3Track:f,textTrack:u()}},t.demuxSampleAes=function(e,t,r){return Promise.reject(new Error("["+this+"] This demuxer does not support Sample-AES decryption"))},t.flush=function(e){var t=this.cachedData;return t&&(this.cachedData=null,this.demux(t,0)),{audioTrack:this._audioTrack,videoTrack:u(),id3Track:this._id3Track,textTrack:u()}},t.destroy=function(){},e}(),c=function(e,t,r){return(0,s.isFiniteNumber)(e)?90*e:9e4*t+(r||0)};const v=f;var g=r(93);function p(e,t){return 255===e[t]&&240==(246&e[t+1])}function m(e,t){return 1&e[t+1]?7:9}function y(e,t){return(3&e[t+3])<<11|e[t+4]<<3|(224&e[t+5])>>>5}function E(e,t){return t+1<e.length&&p(e,t)}function T(e,t){if(E(e,t)){var r=m(e,t);if(t+r>=e.length)return!1;var i=y(e,t);if(i<=r)return!1;var n=t+i;return n===e.length||E(e,n)}return!1}function S(e,t,r,a,s){if(!e.samplerate){var o=function(e,t,r,a){var s,o,l,u,d=navigator.userAgent.toLowerCase(),h=a,f=[96e3,88200,64e3,48e3,44100,32e3,24e3,22050,16e3,12e3,11025,8e3,7350];s=1+((192&t[r+2])>>>6);var c=(60&t[r+2])>>>2;if(!(c>f.length-1))return l=(1&t[r+2])<<2,l|=(192&t[r+3])>>>6,g.logger.log("manifest codec:"+a+", ADTS type:"+s+", samplingIndex:"+c),/firefox/i.test(d)?c>=6?(s=5,u=new Array(4),o=c-3):(s=2,u=new Array(2),o=c):-1!==d.indexOf("android")?(s=2,u=new Array(2),o=c):(s=5,u=new Array(4),a&&(-1!==a.indexOf("mp4a.40.29")||-1!==a.indexOf("mp4a.40.5"))||!a&&c>=6?o=c-3:((a&&-1!==a.indexOf("mp4a.40.2")&&(c>=6&&1===l||/vivaldi/i.test(d))||!a&&1===l)&&(s=2,u=new Array(2)),o=c)),u[0]=s<<3,u[0]|=(14&c)>>1,u[1]|=(1&c)<<7,u[1]|=l<<3,5===s&&(u[1]|=(14&o)>>1,u[2]=(1&o)<<7,u[2]|=8,u[3]=0),{config:u,samplerate:f[c],channelCount:l,codec:"mp4a.40."+s,manifestCodec:h};e.trigger(i.Events.ERROR,{type:n.ErrorTypes.MEDIA_ERROR,details:n.ErrorDetails.FRAG_PARSING_ERROR,fatal:!0,reason:"invalid ADTS sampling index:"+c})}(t,r,a,s);if(!o)return;e.config=o.config,e.samplerate=o.samplerate,e.channelCount=o.channelCount,e.codec=o.codec,e.manifestCodec=o.manifestCodec,g.logger.log("parsed codec:"+e.codec+", rate:"+o.samplerate+", channels:"+o.channelCount)}}function b(e){return 9216e4/e}function L(e,t,r,i,n){var a,s=i+n*b(e.samplerate),o=function(e,t){var r=m(e,t);if(t+r<=e.length){var i=y(e,t)-r;if(i>0)return{headerLength:r,frameLength:i}}}(t,r);if(o){var l=o.frameLength,u=o.headerLength,d=u+l,h=Math.max(0,r+d-t.length);h?(a=new Uint8Array(d-u)).set(t.subarray(r+u,t.length),0):a=t.subarray(r+u,r+d);var f={unit:a,pts:s};return h||e.samples.push(f),{sample:f,length:d,missing:h}}var c=t.length-r;return(a=new Uint8Array(c)).set(t.subarray(r,t.length),0),{sample:{unit:a,pts:s},length:c,missing:-1}}function A(e,t){return A=Object.setPrototypeOf?Object.setPrototypeOf.bind():function(e,t){return e.__proto__=t,e},A(e,t)}const D=function(e){var t,r;function i(t,r){var i;return(i=e.call(this)||this).observer=void 0,i.config=void 0,i.observer=t,i.config=r,i}r=e,(t=i).prototype=Object.create(r.prototype),t.prototype.constructor=t,A(t,r);var n=i.prototype;return n.resetInitSegment=function(t,r,i,n){e.prototype.resetInitSegment.call(this,t,r,i,n),this._audioTrack={container:"audio/adts",type:"audio",id:2,pid:-1,sequenceNumber:0,segmentCodec:"aac",samples:[],manifestCodec:r,duration:n,inputTimeScale:9e4,dropped:0}},i.probe=function(e){if(!e)return!1;for(var t=(o.getID3Data(e,0)||[]).length,r=e.length;t<r;t++)if(T(e,t))return g.logger.log("ADTS sync word found !"),!0;return!1},n.canParse=function(e,t){return function(e,t){return function(e,t){return t+5<e.length}(e,t)&&p(e,t)&&y(e,t)<=e.length-t}(e,t)},n.appendFrame=function(e,t,r){S(e,this.observer,t,r,e.manifestCodec);var i=L(e,t,r,this.basePTS,this.frameIndex);if(i&&0===i.missing)return i},i}(v);var R=/\/emsg[-/]ID3/i;const k=function(){function e(e,t){this.remainderData=null,this.timeOffset=0,this.config=void 0,this.videoTrack=void 0,this.audioTrack=void 0,this.id3Track=void 0,this.txtTrack=void 0,this.config=t}var t=e.prototype;return t.resetTimeStamp=function(){},t.resetInitSegment=function(e,t,r,i){var n=(0,d.parseInitSegment)(e),a=this.videoTrack=u("video",1),s=this.audioTrack=u("audio",1),o=this.txtTrack=u("text",1);if(this.id3Track=u("id3",1),this.timeOffset=0,n.video){var l=n.video,h=l.id,f=l.timescale,c=l.codec;a.id=h,a.timescale=o.timescale=f,a.codec=c}if(n.audio){var v=n.audio,g=v.id,p=v.timescale,m=v.codec;s.id=g,s.timescale=p,s.codec=m}o.id=d.RemuxerTrackIdConfig.text,a.sampleDuration=0,a.duration=s.duration=i},t.resetContiguity=function(){},e.probe=function(e){return e=e.length>16384?e.subarray(0,16384):e,(0,d.findBox)(e,["moof"]).length>0},t.demux=function(e,t){this.timeOffset=t;var r=e,i=this.videoTrack,n=this.txtTrack;if(this.config.progressive){this.remainderData&&(r=(0,d.appendUint8Array)(this.remainderData,e));var a=(0,d.segmentValidRange)(r);this.remainderData=a.remainder,i.samples=a.valid||new Uint8Array}else i.samples=r;var s=this.extractID3Track(i,t);return n.samples=(0,d.parseSamples)(t,i),{videoTrack:i,audioTrack:this.audioTrack,id3Track:s,textTrack:this.txtTrack}},t.flush=function(){var e=this.timeOffset,t=this.videoTrack,r=this.txtTrack;t.samples=this.remainderData||new Uint8Array,this.remainderData=null;var i=this.extractID3Track(t,this.timeOffset);return r.samples=(0,d.parseSamples)(e,t),{videoTrack:t,audioTrack:u(),id3Track:i,textTrack:u()}},t.extractID3Track=function(e,t){var r=this.id3Track;if(e.samples.length){var i=(0,d.findBox)(e.samples,["emsg"]);i&&i.forEach((function(e){var i=(0,d.parseEmsg)(e);if(R.test(i.schemeIdUri)){var n=(0,s.isFiniteNumber)(i.presentationTime)?i.presentationTime/i.timeScale:t+i.presentationTimeDelta/i.timeScale,a=4294967295===i.eventDuration?Number.POSITIVE_INFINITY:i.eventDuration/i.timeScale;a<=.001&&(a=Number.POSITIVE_INFINITY);var o=i.payload;r.samples.push({data:o,len:o.byteLength,dts:n,pts:n,type:l.MetadataSchema.emsg,duration:a})}}))}return r},t.demuxSampleAes=function(e,t,r){return Promise.reject(new Error("The MP4 demuxer does not support SAMPLE-AES decryption"))},t.destroy=function(){},e}();var _=null,x=[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],I=[44100,48e3,32e3,22050,24e3,16e3,11025,12e3,8e3],w=[[0,72,144,12],[0,0,0,0],[0,72,144,12],[0,144,144,12]],C=[0,1,1,4];function P(e,t,r,i,n){if(!(r+24>t.length)){var a=O(t,r);if(a&&r+a.frameLength<=t.length){var s=i+n*(9e4*a.samplesPerFrame/a.sampleRate),o={unit:t.subarray(r,r+a.frameLength),pts:s,dts:s};return e.config=[],e.channelCount=a.channelCount,e.samplerate=a.sampleRate,e.samples.push(o),{sample:o,length:a.frameLength,missing:0}}}}function O(e,t){var r=e[t+1]>>3&3,i=e[t+1]>>1&3,n=e[t+2]>>4&15,a=e[t+2]>>2&3;if(1!==r&&0!==n&&15!==n&&3!==a){var s=e[t+2]>>1&1,o=e[t+3]>>6,l=1e3*x[14*(3===r?3-i:3===i?3:4)+n-1],u=I[3*(3===r?0:2===r?1:2)+a],d=3===o?1:2,h=w[r][i],f=C[i],c=8*h*f,v=Math.floor(h*l/u+s)*f;if(null===_){var g=(navigator.userAgent||"").match(/Chrome\/(\d+)/i);_=g?parseInt(g[1]):0}return!!_&&_<=87&&2===i&&l>=224e3&&0===o&&(e[t+3]=128|e[t+3]),{sampleRate:u,channelCount:d,frameLength:v,samplesPerFrame:c}}}function F(e,t){return 255===e[t]&&224==(224&e[t+1])&&0!=(6&e[t+1])}function M(e,t){return t+1<e.length&&F(e,t)}function N(e,t){if(t+1<e.length&&F(e,t)){var r=O(e,t),i=4;null!=r&&r.frameLength&&(i=r.frameLength);var n=t+i;return n===e.length||M(e,n)}return!1}const U=function(){function e(e){this.data=void 0,this.bytesAvailable=void 0,this.word=void 0,this.bitsAvailable=void 0,this.data=e,this.bytesAvailable=e.byteLength,this.word=0,this.bitsAvailable=0}var t=e.prototype;return t.loadWord=function(){var e=this.data,t=this.bytesAvailable,r=e.byteLength-t,i=new Uint8Array(4),n=Math.min(4,t);if(0===n)throw new Error("no bytes available");i.set(e.subarray(r,r+n)),this.word=new DataView(i.buffer).getUint32(0),this.bitsAvailable=8*n,this.bytesAvailable-=n},t.skipBits=function(e){var t;this.bitsAvailable>e?(this.word<<=e,this.bitsAvailable-=e):(e-=this.bitsAvailable,e-=(t=e>>3)>>3,this.bytesAvailable-=t,this.loadWord(),this.word<<=e,this.bitsAvailable-=e)},t.readBits=function(e){var t=Math.min(this.bitsAvailable,e),r=this.word>>>32-t;return e>32&&g.logger.error("Cannot read more than 32 bits at a time"),this.bitsAvailable-=t,this.bitsAvailable>0?this.word<<=t:this.bytesAvailable>0&&this.loadWord(),(t=e-t)>0&&this.bitsAvailable?r<<t|this.readBits(t):r},t.skipLZ=function(){var e;for(e=0;e<this.bitsAvailable;++e)if(0!=(this.word&2147483648>>>e))return this.word<<=e,this.bitsAvailable-=e,e;return this.loadWord(),e+this.skipLZ()},t.skipUEG=function(){this.skipBits(1+this.skipLZ())},t.skipEG=function(){this.skipBits(1+this.skipLZ())},t.readUEG=function(){var e=this.skipLZ();return this.readBits(e+1)-1},t.readEG=function(){var e=this.readUEG();return 1&e?1+e>>>1:-1*(e>>>1)},t.readBoolean=function(){return 1===this.readBits(1)},t.readUByte=function(){return this.readBits(8)},t.readUShort=function(){return this.readBits(16)},t.readUInt=function(){return this.readBits(32)},t.skipScalingList=function(e){for(var t=8,r=8,i=0;i<e;i++)0!==r&&(r=(t+this.readEG()+256)%256),t=0===r?t:r},t.readSPS=function(){var e,t,r,i=0,n=0,a=0,s=0,o=this.readUByte.bind(this),l=this.readBits.bind(this),u=this.readUEG.bind(this),d=this.readBoolean.bind(this),h=this.skipBits.bind(this),f=this.skipEG.bind(this),c=this.skipUEG.bind(this),v=this.skipScalingList.bind(this);o();var g=o();if(l(5),h(3),o(),c(),100===g||110===g||122===g||244===g||44===g||83===g||86===g||118===g||128===g){var p=u();if(3===p&&h(1),c(),c(),h(1),d())for(t=3!==p?8:12,r=0;r<t;r++)d()&&v(r<6?16:64)}c();var m=u();if(0===m)u();else if(1===m)for(h(1),f(),f(),e=u(),r=0;r<e;r++)f();c(),h(1);var y=u(),E=u(),T=l(1);0===T&&h(1),h(1),d()&&(i=u(),n=u(),a=u(),s=u());var S=[1,1];if(d()&&d())switch(o()){case 1:S=[1,1];break;case 2:S=[12,11];break;case 3:S=[10,11];break;case 4:S=[16,11];break;case 5:S=[40,33];break;case 6:S=[24,11];break;case 7:S=[20,11];break;case 8:S=[32,11];break;case 9:S=[80,33];break;case 10:S=[18,11];break;case 11:S=[15,11];break;case 12:S=[64,33];break;case 13:S=[160,99];break;case 14:S=[4,3];break;case 15:S=[3,2];break;case 16:S=[2,1];break;case 255:S=[o()<<8|o(),o()<<8|o()]}return{width:Math.ceil(16*(y+1)-2*i-2*n),height:(2-T)*(E+1)*16-(T?2:4)*(a+s),pixelRatio:S}},t.readSliceType=function(){return this.readUByte(),this.readUEG(),this.readUEG()},e}(),B=function(){function e(e,t,r){this.keyData=void 0,this.decrypter=void 0,this.keyData=r,this.decrypter=new a.default(e,t,{removePKCS7Padding:!1})}var t=e.prototype;return t.decryptBuffer=function(e,t){this.decrypter.decrypt(e,this.keyData.key.buffer,this.keyData.iv.buffer,t)},t.decryptAacSample=function(e,t,r,i){var n=e[t].unit;if(!(n.length<=16)){var a=n.subarray(16,n.length-n.length%16),s=a.buffer.slice(a.byteOffset,a.byteOffset+a.length),o=this;this.decryptBuffer(s,(function(a){var s=new Uint8Array(a);n.set(s,16),i||o.decryptAacSamples(e,t+1,r)}))}},t.decryptAacSamples=function(e,t,r){for(;;t++){if(t>=e.length)return void r();if(!(e[t].unit.length<32)){var i=this.decrypter.isSync();if(this.decryptAacSample(e,t,r,i),!i)return}}},t.getAvcEncryptedData=function(e){for(var t=16*Math.floor((e.length-48)/160)+16,r=new Int8Array(t),i=0,n=32;n<e.length-16;n+=160,i+=16)r.set(e.subarray(n,n+16),i);return r},t.getAvcDecryptedUnit=function(e,t){for(var r=new Uint8Array(t),i=0,n=32;n<e.length-16;n+=160,i+=16)e.set(r.subarray(i,i+16),n);return e},t.decryptAvcSample=function(e,t,r,i,n,a){var s=(0,d.discardEPB)(n.data),o=this.getAvcEncryptedData(s),l=this;this.decryptBuffer(o.buffer,(function(o){n.data=l.getAvcDecryptedUnit(s,o),a||l.decryptAvcSamples(e,t,r+1,i)}))},t.decryptAvcSamples=function(e,t,r,i){if(e instanceof Uint8Array)throw new Error("Cannot decrypt samples of type Uint8Array");for(;;t++,r=0){if(t>=e.length)return void i();for(var n=e[t].units;!(r>=n.length);r++){var a=n[r];if(!(a.data.length<=48||1!==a.type&&5!==a.type)){var s=this.decrypter.isSync();if(this.decryptAvcSample(e,t,r,i,a,s),!s)return}}}},e}();function G(){return G=Object.assign?Object.assign.bind():function(e){for(var t=1;t<arguments.length;t++){var r=arguments[t];for(var i in r)Object.prototype.hasOwnProperty.call(r,i)&&(e[i]=r[i])}return e},G.apply(this,arguments)}var V=188;function H(e,t,r,i){return{key:e,frame:!1,pts:t,dts:r,units:[],debug:i,length:0}}function j(e,t){return(31&e[t+10])<<8|e[t+11]}function K(e,t,r,i){var n={audio:-1,avc:-1,id3:-1,segmentCodec:"aac"},a=t+3+((15&e[t+1])<<8|e[t+2])-4;for(t+=12+((15&e[t+10])<<8|e[t+11]);t<a;){var s=(31&e[t+1])<<8|e[t+2];switch(e[t]){case 207:if(!i){g.logger.log("ADTS AAC with AES-128-CBC frame encryption found in unencrypted stream");break}case 15:-1===n.audio&&(n.audio=s);break;case 21:-1===n.id3&&(n.id3=s);break;case 219:if(!i){g.logger.log("H.264 with AES-128-CBC slice encryption found in unencrypted stream");break}case 27:-1===n.avc&&(n.avc=s);break;case 3:case 4:!0!==r.mpeg&&!0!==r.mp3?g.logger.log("MPEG audio found, not supported in this browser"):-1===n.audio&&(n.audio=s,n.segmentCodec="mp3");break;case 36:g.logger.warn("Unsupported HEVC stream type found")}t+=5+((15&e[t+3])<<8|e[t+4])}return n}function W(e){var t,r,i,n,a,s=0,o=e.data;if(!e||0===e.size)return null;for(;o[0].length<19&&o.length>1;){var l=new Uint8Array(o[0].length+o[1].length);l.set(o[0]),l.set(o[1],o[0].length),o[0]=l,o.splice(1,1)}if(1===((t=o[0])[0]<<16)+(t[1]<<8)+t[2]){if((r=(t[4]<<8)+t[5])&&r>e.size-6)return null;var u=t[7];192&u&&(n=536870912*(14&t[9])+4194304*(255&t[10])+16384*(254&t[11])+128*(255&t[12])+(254&t[13])/2,64&u?n-(a=536870912*(14&t[14])+4194304*(255&t[15])+16384*(254&t[16])+128*(255&t[17])+(254&t[18])/2)>54e5&&(g.logger.warn(Math.round((n-a)/9e4)+"s delta between PTS and DTS, align them"),n=a):a=n);var d=(i=t[8])+9;if(e.size<=d)return null;e.size-=d;for(var h=new Uint8Array(e.size),f=0,c=o.length;f<c;f++){var v=(t=o[f]).byteLength;if(d){if(d>v){d-=v;continue}t=t.subarray(d),v-=d,d=0}h.set(t,s),s+=v}return r&&(r-=i+3),{data:h,pts:n,dts:a,len:r}}return null}function Y(e,t){if(e.units.length&&e.frame){if(void 0===e.pts){var r=t.samples,i=r.length;if(!i)return void t.dropped++;var n=r[i-1];e.pts=n.pts,e.dts=n.dts}t.samples.push(e)}e.debug.length&&g.logger.log(e.pts+"/"+e.dts+":"+e.debug)}const q=function(){function e(e,t,r){this.observer=void 0,this.config=void 0,this.typeSupported=void 0,this.sampleAes=null,this.pmtParsed=!1,this.audioCodec=void 0,this.videoCodec=void 0,this._duration=0,this._pmtId=-1,this._avcTrack=void 0,this._audioTrack=void 0,this._id3Track=void 0,this._txtTrack=void 0,this.aacOverFlow=null,this.avcSample=null,this.remainderData=null,this.observer=e,this.config=t,this.typeSupported=r}e.probe=function(t){var r=e.syncOffset(t);return r>0&&g.logger.warn("MPEG2-TS detected but first sync word found @ offset "+r),-1!==r},e.syncOffset=function(e){for(var t=Math.min(940,e.length-376)+1,r=0;r<t;){if(71===e[r]&&71===e[r+V])return r;r++}return-1},e.createTrack=function(e,t){return{container:"video"===e||"audio"===e?"video/mp2t":void 0,type:e,id:d.RemuxerTrackIdConfig[e],pid:-1,inputTimeScale:9e4,sequenceNumber:0,samples:[],dropped:0,duration:"audio"===e?t:void 0}};var t=e.prototype;return t.resetInitSegment=function(t,r,i,n){this.pmtParsed=!1,this._pmtId=-1,this._avcTrack=e.createTrack("video"),this._audioTrack=e.createTrack("audio",n),this._id3Track=e.createTrack("id3"),this._txtTrack=e.createTrack("text"),this._audioTrack.segmentCodec="aac",this.aacOverFlow=null,this.avcSample=null,this.remainderData=null,this.audioCodec=r,this.videoCodec=i,this._duration=n},t.resetTimeStamp=function(){},t.resetContiguity=function(){var e=this._audioTrack,t=this._avcTrack,r=this._id3Track;e&&(e.pesData=null),t&&(t.pesData=null),r&&(r.pesData=null),this.aacOverFlow=null,this.avcSample=null,this.remainderData=null},t.demux=function(t,r,a,s){var o;void 0===a&&(a=!1),void 0===s&&(s=!1),a||(this.sampleAes=null);var l=this._avcTrack,u=this._audioTrack,h=this._id3Track,f=this._txtTrack,c=l.pid,v=l.pesData,p=u.pid,m=h.pid,y=u.pesData,E=h.pesData,T=null,S=this.pmtParsed,b=this._pmtId,L=t.length;if(this.remainderData&&(L=(t=(0,d.appendUint8Array)(this.remainderData,t)).length,this.remainderData=null),L<V&&!s)return this.remainderData=t,{audioTrack:u,videoTrack:l,id3Track:h,textTrack:f};var A=Math.max(0,e.syncOffset(t));(L-=(L-A)%V)<t.byteLength&&!s&&(this.remainderData=new Uint8Array(t.buffer,L,t.buffer.byteLength-L));for(var D=0,R=A;R<L;R+=V)if(71===t[R]){var k=!!(64&t[R+1]),_=((31&t[R+1])<<8)+t[R+2],x=void 0;if((48&t[R+3])>>4>1){if((x=R+5+t[R+4])===R+V)continue}else x=R+4;switch(_){case c:k&&(v&&(o=W(v))&&this.parseAVCPES(l,f,o,!1),v={data:[],size:0}),v&&(v.data.push(t.subarray(x,R+V)),v.size+=R+V-x);break;case p:if(k){if(y&&(o=W(y)))switch(u.segmentCodec){case"aac":this.parseAACPES(u,o);break;case"mp3":this.parseMPEGPES(u,o)}y={data:[],size:0}}y&&(y.data.push(t.subarray(x,R+V)),y.size+=R+V-x);break;case m:k&&(E&&(o=W(E))&&this.parseID3PES(h,o),E={data:[],size:0}),E&&(E.data.push(t.subarray(x,R+V)),E.size+=R+V-x);break;case 0:k&&(x+=t[x]+1),b=this._pmtId=j(t,x);break;case b:k&&(x+=t[x]+1);var I=K(t,x,this.typeSupported,a);(c=I.avc)>0&&(l.pid=c),(p=I.audio)>0&&(u.pid=p,u.segmentCodec=I.segmentCodec),(m=I.id3)>0&&(h.pid=m),null===T||S||(g.logger.log("unknown PID '"+T+"' in TS found"),T=null,R=A-188),S=this.pmtParsed=!0;break;case 17:case 8191:break;default:T=_}}else D++;D>0&&this.observer.emit(i.Events.ERROR,i.Events.ERROR,{type:n.ErrorTypes.MEDIA_ERROR,details:n.ErrorDetails.FRAG_PARSING_ERROR,fatal:!1,reason:"Found "+D+" TS packet/s that do not start with 0x47"}),l.pesData=v,u.pesData=y,h.pesData=E;var w={audioTrack:u,videoTrack:l,id3Track:h,textTrack:f};return s&&this.extractRemainingSamples(w),w},t.flush=function(){var e,t=this.remainderData;return this.remainderData=null,e=t?this.demux(t,-1,!1,!0):{videoTrack:this._avcTrack,audioTrack:this._audioTrack,id3Track:this._id3Track,textTrack:this._txtTrack},this.extractRemainingSamples(e),this.sampleAes?this.decrypt(e,this.sampleAes):e},t.extractRemainingSamples=function(e){var t,r=e.audioTrack,i=e.videoTrack,n=e.id3Track,a=e.textTrack,s=i.pesData,o=r.pesData,l=n.pesData;if(s&&(t=W(s))?(this.parseAVCPES(i,a,t,!0),i.pesData=null):i.pesData=s,o&&(t=W(o))){switch(r.segmentCodec){case"aac":this.parseAACPES(r,t);break;case"mp3":this.parseMPEGPES(r,t)}r.pesData=null}else null!=o&&o.size&&g.logger.log("last AAC PES packet truncated,might overlap between fragments"),r.pesData=o;l&&(t=W(l))?(this.parseID3PES(n,t),n.pesData=null):n.pesData=l},t.demuxSampleAes=function(e,t,r){var i=this.demux(e,r,!0,!this.config.progressive),n=this.sampleAes=new B(this.observer,this.config,t);return this.decrypt(i,n)},t.decrypt=function(e,t){return new Promise((function(r){var i=e.audioTrack,n=e.videoTrack;i.samples&&"aac"===i.segmentCodec?t.decryptAacSamples(i.samples,0,(function(){n.samples?t.decryptAvcSamples(n.samples,0,0,(function(){r(e)})):r(e)})):n.samples&&t.decryptAvcSamples(n.samples,0,0,(function(){r(e)}))}))},t.destroy=function(){this._duration=0},t.parseAVCPES=function(e,t,r,i){var n,a=this,s=this.parseAVCNALu(e,r.data),o=this.avcSample,l=!1;r.data=null,o&&s.length&&!e.audFound&&(Y(o,e),o=this.avcSample=H(!1,r.pts,r.dts,"")),s.forEach((function(i){switch(i.type){case 1:n=!0,o||(o=a.avcSample=H(!0,r.pts,r.dts,"")),o.frame=!0;var s=i.data;if(l&&s.length>4){var u=new U(s).readSliceType();2!==u&&4!==u&&7!==u&&9!==u||(o.key=!0)}break;case 5:n=!0,o||(o=a.avcSample=H(!0,r.pts,r.dts,"")),o.key=!0,o.frame=!0;break;case 6:n=!0,(0,d.parseSEIMessageFromNALu)(i.data,1,r.pts,t.samples);break;case 7:if(n=!0,l=!0,!e.sps){var h=new U(i.data).readSPS();e.width=h.width,e.height=h.height,e.pixelRatio=h.pixelRatio,e.sps=[i.data],e.duration=a._duration;for(var f=i.data.subarray(1,4),c="avc1.",v=0;v<3;v++){var g=f[v].toString(16);g.length<2&&(g="0"+g),c+=g}e.codec=c}break;case 8:n=!0,e.pps||(e.pps=[i.data]);break;case 9:n=!1,e.audFound=!0,o&&Y(o,e),o=a.avcSample=H(!1,r.pts,r.dts,"");break;case 12:n=!0;break;default:n=!1,o&&(o.debug+="unknown NAL "+i.type+" ")}o&&n&&o.units.push(i)})),i&&o&&(Y(o,e),this.avcSample=null)},t.getLastNalUnit=function(e){var t,r,i=this.avcSample;if(i&&0!==i.units.length||(i=e[e.length-1]),null!==(t=i)&&void 0!==t&&t.units){var n=i.units;r=n[n.length-1]}return r},t.parseAVCNALu=function(e,t){var r,i,n=t.byteLength,a=e.naluState||0,s=a,o=[],l=0,u=-1,d=0;for(-1===a&&(u=0,d=31&t[0],a=0,l=1);l<n;)if(r=t[l++],a)if(1!==a)if(r)if(1===r){if(u>=0){var h={data:t.subarray(u,l-a-1),type:d};o.push(h)}else{var f=this.getLastNalUnit(e.samples);if(f&&(s&&l<=4-s&&f.state&&(f.data=f.data.subarray(0,f.data.byteLength-s)),(i=l-a-1)>0)){var c=new Uint8Array(f.data.byteLength+i);c.set(f.data,0),c.set(t.subarray(0,i),f.data.byteLength),f.data=c,f.state=0}}l<n?(u=l,d=31&t[l],a=0):a=-1}else a=0;else a=3;else a=r?0:2;else a=r?0:1;if(u>=0&&a>=0){var v={data:t.subarray(u,n),type:d,state:a};o.push(v)}if(0===o.length){var g=this.getLastNalUnit(e.samples);if(g){var p=new Uint8Array(g.data.byteLength+t.byteLength);p.set(g.data,0),p.set(t,g.data.byteLength),g.data=p}}return e.naluState=a,o},t.parseAACPES=function(e,t){var r,a,s,o,l,u=0,d=this.aacOverFlow,h=t.data;if(d){this.aacOverFlow=null;var f=d.missing,c=d.sample.unit.byteLength;if(-1===f){var v=new Uint8Array(c+h.byteLength);v.set(d.sample.unit,0),v.set(h,c),h=v}else{var p=c-f;d.sample.unit.set(h.subarray(0,f),p),e.samples.push(d.sample),u=d.missing}}for(r=u,a=h.length;r<a-1&&!E(h,r);r++);if(r===u||(r<a-1?(s="AAC PES did not start with ADTS header,offset:"+r,o=!1):(s="no ADTS header found in AAC PES",o=!0),g.logger.warn("parsing error:"+s),this.observer.emit(i.Events.ERROR,i.Events.ERROR,{type:n.ErrorTypes.MEDIA_ERROR,details:n.ErrorDetails.FRAG_PARSING_ERROR,fatal:o,reason:s}),!o)){if(S(e,this.observer,h,r,this.audioCodec),void 0!==t.pts)l=t.pts;else{if(!d)return void g.logger.warn("[tsdemuxer]: AAC PES unknown PTS");var m=b(e.samplerate);l=d.sample.pts+m}for(var y,T=0;r<a;){if(r+=(y=L(e,h,r,l,T)).length,y.missing){this.aacOverFlow=y;break}for(T++;r<a-1&&!E(h,r);r++);}}},t.parseMPEGPES=function(e,t){var r=t.data,i=r.length,n=0,a=0,s=t.pts;if(void 0!==s)for(;a<i;)if(M(r,a)){var o=P(e,r,a,s,n);if(!o)break;a+=o.length,n++}else a++;else g.logger.warn("[tsdemuxer]: MPEG PES unknown PTS")},t.parseID3PES=function(e,t){if(void 0!==t.pts){var r=G({},t,{type:this._avcTrack?l.MetadataSchema.emsg:l.MetadataSchema.audioId3,duration:Number.POSITIVE_INFINITY});e.samples.push(r)}else g.logger.warn("[tsdemuxer]: ID3 PES unknown PTS")},e}();function z(e,t){return z=Object.setPrototypeOf?Object.setPrototypeOf.bind():function(e,t){return e.__proto__=t,e},z(e,t)}const X=function(e){var t,r;function i(){return e.apply(this,arguments)||this}r=e,(t=i).prototype=Object.create(r.prototype),t.prototype.constructor=t,z(t,r);var n=i.prototype;return n.resetInitSegment=function(t,r,i,n){e.prototype.resetInitSegment.call(this,t,r,i,n),this._audioTrack={container:"audio/mpeg",type:"audio",id:2,pid:-1,sequenceNumber:0,segmentCodec:"mp3",samples:[],manifestCodec:r,duration:n,inputTimeScale:9e4,dropped:0}},i.probe=function(e){if(!e)return!1;for(var t=(o.getID3Data(e,0)||[]).length,r=e.length;t<r;t++)if(N(e,t))return g.logger.log("MPEG Audio sync word found !"),!0;return!1},n.canParse=function(e,t){return function(e,t){return F(e,t)&&4<=e.length-t}(e,t)},n.appendFrame=function(e,t,r){if(null!==this.basePTS)return P(e,t,r,this.basePTS,this.frameIndex)},i}(v),Q=function(){function e(){}return e.getSilentFrame=function(e,t){if("mp4a.40.2"===e){if(1===t)return new Uint8Array([0,200,0,128,35,128]);if(2===t)return new Uint8Array([33,0,73,144,2,25,0,35,128]);if(3===t)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,142]);if(4===t)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,128,44,128,8,2,56]);if(5===t)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,130,48,4,153,0,33,144,2,56]);if(6===t)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,130,48,4,153,0,33,144,2,0,178,0,32,8,224])}else{if(1===t)return new Uint8Array([1,64,34,128,163,78,230,128,186,8,0,0,0,28,6,241,193,10,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,94]);if(2===t)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===t)return new Uint8Array([1,64,34,128,163,94,230,128,186,8,0,0,0,0,149,0,6,241,161,10,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,94])}},e}();var $=Math.pow(2,32)-1,Z=function(){function e(){}return e.init=function(){var t;for(t in e.types={avc1:[],avcC:[],btrt:[],dinf:[],dref:[],esds:[],ftyp:[],hdlr:[],mdat:[],mdhd:[],mdia:[],mfhd:[],minf:[],moof:[],moov:[],mp4a:[],".mp3":[],mvex:[],mvhd:[],pasp:[],sdtp:[],stbl:[],stco:[],stsc:[],stsd:[],stsz:[],stts:[],tfdt:[],tfhd:[],traf:[],trak:[],trun:[],trex:[],tkhd:[],vmhd:[],smhd:[]},e.types)e.types.hasOwnProperty(t)&&(e.types[t]=[t.charCodeAt(0),t.charCodeAt(1),t.charCodeAt(2),t.charCodeAt(3)]);var r=new Uint8Array([0,0,0,0,0,0,0,0,118,105,100,101,0,0,0,0,0,0,0,0,0,0,0,0,86,105,100,101,111,72,97,110,100,108,101,114,0]),i=new Uint8Array([0,0,0,0,0,0,0,0,115,111,117,110,0,0,0,0,0,0,0,0,0,0,0,0,83,111,117,110,100,72,97,110,100,108,101,114,0]);e.HDLR_TYPES={video:r,audio:i};var n=new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,12,117,114,108,32,0,0,0,1]),a=new Uint8Array([0,0,0,0,0,0,0,0]);e.STTS=e.STSC=e.STCO=a,e.STSZ=new Uint8Array([0,0,0,0,0,0,0,0,0,0,0,0]),e.VMHD=new Uint8Array([0,0,0,1,0,0,0,0,0,0,0,0]),e.SMHD=new Uint8Array([0,0,0,0,0,0,0,0]),e.STSD=new Uint8Array([0,0,0,0,0,0,0,1]);var s=new Uint8Array([105,115,111,109]),o=new Uint8Array([97,118,99,49]),l=new Uint8Array([0,0,0,1]);e.FTYP=e.box(e.types.ftyp,s,l,s,o),e.DINF=e.box(e.types.dinf,e.box(e.types.dref,n))},e.box=function(e){for(var t=8,r=arguments.length,i=new Array(r>1?r-1:0),n=1;n<r;n++)i[n-1]=arguments[n];for(var a=i.length,s=a;a--;)t+=i[a].byteLength;var o=new Uint8Array(t);for(o[0]=t>>24&255,o[1]=t>>16&255,o[2]=t>>8&255,o[3]=255&t,o.set(e,4),a=0,t=8;a<s;a++)o.set(i[a],t),t+=i[a].byteLength;return o},e.hdlr=function(t){return e.box(e.types.hdlr,e.HDLR_TYPES[t])},e.mdat=function(t){return e.box(e.types.mdat,t)},e.mdhd=function(t,r){r*=t;var i=Math.floor(r/($+1)),n=Math.floor(r%($+1));return e.box(e.types.mdhd,new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,t>>24&255,t>>16&255,t>>8&255,255&t,i>>24,i>>16&255,i>>8&255,255&i,n>>24,n>>16&255,n>>8&255,255&n,85,196,0,0]))},e.mdia=function(t){return e.box(e.types.mdia,e.mdhd(t.timescale,t.duration),e.hdlr(t.type),e.minf(t))},e.mfhd=function(t){return e.box(e.types.mfhd,new Uint8Array([0,0,0,0,t>>24,t>>16&255,t>>8&255,255&t]))},e.minf=function(t){return"audio"===t.type?e.box(e.types.minf,e.box(e.types.smhd,e.SMHD),e.DINF,e.stbl(t)):e.box(e.types.minf,e.box(e.types.vmhd,e.VMHD),e.DINF,e.stbl(t))},e.moof=function(t,r,i){return e.box(e.types.moof,e.mfhd(t),e.traf(i,r))},e.moov=function(t){for(var r=t.length,i=[];r--;)i[r]=e.trak(t[r]);return e.box.apply(null,[e.types.moov,e.mvhd(t[0].timescale,t[0].duration)].concat(i).concat(e.mvex(t)))},e.mvex=function(t){for(var r=t.length,i=[];r--;)i[r]=e.trex(t[r]);return e.box.apply(null,[e.types.mvex].concat(i))},e.mvhd=function(t,r){r*=t;var i=Math.floor(r/($+1)),n=Math.floor(r%($+1)),a=new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,t>>24&255,t>>16&255,t>>8&255,255&t,i>>24,i>>16&255,i>>8&255,255&i,n>>24,n>>16&255,n>>8&255,255&n,0,1,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,255,255,255,255]);return e.box(e.types.mvhd,a)},e.sdtp=function(t){var r,i,n=t.samples||[],a=new Uint8Array(4+n.length);for(r=0;r<n.length;r++)i=n[r].flags,a[r+4]=i.dependsOn<<4|i.isDependedOn<<2|i.hasRedundancy;return e.box(e.types.sdtp,a)},e.stbl=function(t){return e.box(e.types.stbl,e.stsd(t),e.box(e.types.stts,e.STTS),e.box(e.types.stsc,e.STSC),e.box(e.types.stsz,e.STSZ),e.box(e.types.stco,e.STCO))},e.avc1=function(t){var r,i,n,a=[],s=[];for(r=0;r<t.sps.length;r++)n=(i=t.sps[r]).byteLength,a.push(n>>>8&255),a.push(255&n),a=a.concat(Array.prototype.slice.call(i));for(r=0;r<t.pps.length;r++)n=(i=t.pps[r]).byteLength,s.push(n>>>8&255),s.push(255&n),s=s.concat(Array.prototype.slice.call(i));var o=e.box(e.types.avcC,new Uint8Array([1,a[3],a[4],a[5],255,224|t.sps.length].concat(a).concat([t.pps.length]).concat(s))),l=t.width,u=t.height,d=t.pixelRatio[0],h=t.pixelRatio[1];return e.box(e.types.avc1,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,l>>8&255,255&l,u>>8&255,255&u,0,72,0,0,0,72,0,0,0,0,0,0,0,1,18,100,97,105,108,121,109,111,116,105,111,110,47,104,108,115,46,106,115,0,0,0,0,0,0,0,0,0,0,0,0,0,0,24,17,17]),o,e.box(e.types.btrt,new Uint8Array([0,28,156,128,0,45,198,192,0,45,198,192])),e.box(e.types.pasp,new Uint8Array([d>>24,d>>16&255,d>>8&255,255&d,h>>24,h>>16&255,h>>8&255,255&h])))},e.esds=function(e){var t=e.config.length;return new Uint8Array([0,0,0,0,3,23+t,0,1,0,4,15+t,64,21,0,0,0,0,0,0,0,0,0,0,0,5].concat([t]).concat(e.config).concat([6,1,2]))},e.mp4a=function(t){var r=t.samplerate;return e.box(e.types.mp4a,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,t.channelCount,0,16,0,0,0,0,r>>8&255,255&r,0,0]),e.box(e.types.esds,e.esds(t)))},e.mp3=function(t){var r=t.samplerate;return e.box(e.types[".mp3"],new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,t.channelCount,0,16,0,0,0,0,r>>8&255,255&r,0,0]))},e.stsd=function(t){return"audio"===t.type?"mp3"===t.segmentCodec&&"mp3"===t.codec?e.box(e.types.stsd,e.STSD,e.mp3(t)):e.box(e.types.stsd,e.STSD,e.mp4a(t)):e.box(e.types.stsd,e.STSD,e.avc1(t))},e.tkhd=function(t){var r=t.id,i=t.duration*t.timescale,n=t.width,a=t.height,s=Math.floor(i/($+1)),o=Math.floor(i%($+1));return e.box(e.types.tkhd,new Uint8Array([1,0,0,7,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,r>>24&255,r>>16&255,r>>8&255,255&r,0,0,0,0,s>>24,s>>16&255,s>>8&255,255&s,o>>24,o>>16&255,o>>8&255,255&o,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,n>>8&255,255&n,0,0,a>>8&255,255&a,0,0]))},e.traf=function(t,r){var i=e.sdtp(t),n=t.id,a=Math.floor(r/($+1)),s=Math.floor(r%($+1));return e.box(e.types.traf,e.box(e.types.tfhd,new Uint8Array([0,0,0,0,n>>24,n>>16&255,n>>8&255,255&n])),e.box(e.types.tfdt,new Uint8Array([1,0,0,0,a>>24,a>>16&255,a>>8&255,255&a,s>>24,s>>16&255,s>>8&255,255&s])),e.trun(t,i.length+16+20+8+16+8+8),i)},e.trak=function(t){return t.duration=t.duration||4294967295,e.box(e.types.trak,e.tkhd(t),e.mdia(t))},e.trex=function(t){var r=t.id;return e.box(e.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]))},e.trun=function(t,r){var i,n,a,s,o,l,u=t.samples||[],d=u.length,h=12+16*d,f=new Uint8Array(h);for(r+=8+h,f.set(["video"===t.type?1:0,0,15,1,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=(n=u[i]).duration,s=n.size,o=n.flags,l=n.cts,f.set([a>>>24&255,a>>>16&255,a>>>8&255,255&a,s>>>24&255,s>>>16&255,s>>>8&255,255&s,o.isLeading<<2|o.dependsOn,o.isDependedOn<<6|o.hasRedundancy<<4|o.paddingValue<<1|o.isNonSync,61440&o.degradPrio,15&o.degradPrio,l>>>24&255,l>>>16&255,l>>>8&255,255&l],12+16*i);return e.box(e.types.trun,f)},e.initSegment=function(t){e.types||e.init();var r=e.moov(t),i=new Uint8Array(e.FTYP.byteLength+r.byteLength);return i.set(e.FTYP),i.set(r,e.FTYP.byteLength),i},e}();Z.types=void 0,Z.HDLR_TYPES=void 0,Z.STTS=void 0,Z.STSC=void 0,Z.STCO=void 0,Z.STSZ=void 0,Z.VMHD=void 0,Z.SMHD=void 0,Z.STSD=void 0,Z.FTYP=void 0,Z.DINF=void 0;const J=Z;var ee=r(308);function te(e,t){return void 0===t&&(t=!1),function(e,t,r,i){void 0===r&&(r=1),void 0===i&&(i=!1);var n=e*t*r;return i?Math.round(n):n}(e,1e3,1/9e4,t)}function re(){return re=Object.assign?Object.assign.bind():function(e){for(var t=1;t<arguments.length;t++){var r=arguments[t];for(var i in r)Object.prototype.hasOwnProperty.call(r,i)&&(e[i]=r[i])}return e},re.apply(this,arguments)}var ie=null,ne=null,ae=function(){function e(e,t,r,i){if(void 0===i&&(i=""),this.observer=void 0,this.config=void 0,this.typeSupported=void 0,this.ISGenerated=!1,this._initPTS=void 0,this._initDTS=void 0,this.nextAvcDts=null,this.nextAudioPts=null,this.videoSampleDuration=null,this.isAudioContiguous=!1,this.isVideoContiguous=!1,this.observer=e,this.config=t,this.typeSupported=r,this.ISGenerated=!1,null===ie){var n=(navigator.userAgent||"").match(/Chrome\/(\d+)/i);ie=n?parseInt(n[1]):0}if(null===ne){var a=navigator.userAgent.match(/Safari\/(\d+)/i);ne=a?parseInt(a[1]):0}}var t=e.prototype;return t.destroy=function(){},t.resetTimeStamp=function(e){g.logger.log("[mp4-remuxer]: initPTS & initDTS reset"),this._initPTS=this._initDTS=e},t.resetNextTimestamp=function(){g.logger.log("[mp4-remuxer]: reset next timestamp"),this.isVideoContiguous=!1,this.isAudioContiguous=!1},t.resetInitSegment=function(){g.logger.log("[mp4-remuxer]: ISGenerated flag reset"),this.ISGenerated=!1},t.getVideoStartPts=function(e){var t=!1,r=e.reduce((function(e,r){var i=r.pts-e;return i<-4294967296?(t=!0,se(e,r.pts)):i>0?e:r.pts}),e[0].pts);return t&&g.logger.debug("PTS rollover detected"),r},t.remux=function(e,t,r,i,n,a,s,o){var l,u,d,h,f,c,v=n,p=n,m=e.pid>-1,y=t.pid>-1,E=t.samples.length,T=e.samples.length>0,S=s&&E>0||E>1;if((!m||T)&&(!y||S)||this.ISGenerated||s){this.ISGenerated||(d=this.generateIS(e,t,n));var b,L=this.isVideoContiguous,A=-1;if(S&&(A=function(e){for(var t=0;t<e.length;t++)if(e[t].key)return t;return-1}(t.samples),!L&&this.config.forceKeyFrameOnDiscontinuity))if(c=!0,A>0){g.logger.warn("[mp4-remuxer]: Dropped "+A+" out of "+E+" video samples due to a missing keyframe");var D=this.getVideoStartPts(t.samples);t.samples=t.samples.slice(A),t.dropped+=A,b=p+=(t.samples[0].pts-D)/t.inputTimeScale}else-1===A&&(g.logger.warn("[mp4-remuxer]: No keyframe found out of "+E+" video samples"),c=!1);if(this.ISGenerated){if(T&&S){var R=this.getVideoStartPts(t.samples),k=(se(e.samples[0].pts,R)-R)/t.inputTimeScale;v+=Math.max(0,k),p+=Math.max(0,-k)}if(T){if(e.samplerate||(g.logger.warn("[mp4-remuxer]: regenerate InitSegment as audio detected"),d=this.generateIS(e,t,n)),u=this.remuxAudio(e,v,this.isAudioContiguous,a,y||S||o===ee.PlaylistLevelType.AUDIO?p:void 0),S){var _=u?u.endPTS-u.startPTS:0;t.inputTimeScale||(g.logger.warn("[mp4-remuxer]: regenerate InitSegment as video detected"),d=this.generateIS(e,t,n)),l=this.remuxVideo(t,p,L,_)}}else S&&(l=this.remuxVideo(t,p,L,0));l&&(l.firstKeyFrame=A,l.independent=-1!==A,l.firstKeyFramePTS=b)}}return this.ISGenerated&&(r.samples.length&&(f=oe(r,n,this._initPTS,this._initDTS)),i.samples.length&&(h=le(i,n,this._initPTS))),{audio:u,video:l,initSegment:d,independent:c,text:h,id3:f}},t.generateIS=function(e,t,r){var i,n,a,o=e.samples,l=t.samples,u=this.typeSupported,d={},h=!(0,s.isFiniteNumber)(this._initPTS),f="audio/mp4";if(h&&(i=n=1/0),e.config&&o.length&&(e.timescale=e.samplerate,"mp3"===e.segmentCodec&&(u.mpeg?(f="audio/mpeg",e.codec=""):u.mp3&&(e.codec="mp3")),d.audio={id:"audio",container:f,codec:e.codec,initSegment:"mp3"===e.segmentCodec&&u.mpeg?new Uint8Array(0):J.initSegment([e]),metadata:{channelCount:e.channelCount}},h&&(a=e.inputTimeScale,i=n=o[0].pts-Math.round(a*r))),t.sps&&t.pps&&l.length&&(t.timescale=t.inputTimeScale,d.video={id:"main",container:"video/mp4",codec:t.codec,initSegment:J.initSegment([t]),metadata:{width:t.width,height:t.height}},h)){a=t.inputTimeScale;var c=this.getVideoStartPts(l),v=Math.round(a*r);n=Math.min(n,se(l[0].dts,c)-v),i=Math.min(i,c-v)}if(Object.keys(d).length)return this.ISGenerated=!0,h&&(this._initPTS=i,this._initDTS=n),{tracks:d,initPTS:i,timescale:a}},t.remuxVideo=function(e,t,r,a){var s,o,l=e.inputTimeScale,u=e.samples,d=[],h=u.length,f=this._initPTS,c=this.nextAvcDts,v=8,p=this.videoSampleDuration,m=Number.POSITIVE_INFINITY,y=Number.NEGATIVE_INFINITY,E=!1;r&&null!==c||(c=t*l-(u[0].pts-se(u[0].dts,u[0].pts)));for(var T=0;T<h;T++){var S=u[T];S.pts=se(S.pts-f,c),S.dts=se(S.dts-f,c),S.dts<u[T>0?T-1:T].dts&&(E=!0)}E&&u.sort((function(e,t){var r=e.dts-t.dts,i=e.pts-t.pts;return r||i})),s=u[0].dts;var b=u[u.length-1].dts-s,L=b?Math.round(b/(h-1)):p||e.inputTimeScale/30;if(r){var A=s-c,D=A>L,R=A<-1;if((D||R)&&(D?g.logger.warn("AVC: "+te(A,!0)+" ms ("+A+"dts) hole between fragments detected, filling it"):g.logger.warn("AVC: "+te(-A,!0)+" ms ("+A+"dts) overlapping between fragments detected"),!R||c>u[0].pts)){s=c;var k=u[0].pts-A;u[0].dts=s,u[0].pts=k,g.logger.log("Video: First PTS/DTS adjusted: "+te(k,!0)+"/"+te(s,!0)+", delta: "+te(A,!0)+" ms")}}s=Math.max(0,s);for(var _=0,x=0,I=0;I<h;I++){for(var w=u[I],C=w.units,P=C.length,O=0,F=0;F<P;F++)O+=C[F].data.length;x+=O,_+=P,w.length=O,w.dts=Math.max(w.dts,s),m=Math.min(w.pts,m),y=Math.max(w.pts,y)}o=u[h-1].dts;var M,N=x+4*_+8;try{M=new Uint8Array(N)}catch(e){return void this.observer.emit(i.Events.ERROR,i.Events.ERROR,{type:n.ErrorTypes.MUX_ERROR,details:n.ErrorDetails.REMUX_ALLOC_ERROR,fatal:!1,bytes:N,reason:"fail allocating video mdat "+N})}var U=new DataView(M.buffer);U.setUint32(0,N),M.set(J.types.mdat,4);for(var B=!1,G=Number.POSITIVE_INFINITY,V=Number.POSITIVE_INFINITY,H=Number.NEGATIVE_INFINITY,j=Number.NEGATIVE_INFINITY,K=0;K<h;K++){for(var W=u[K],Y=W.units,q=0,z=0,X=Y.length;z<X;z++){var Q=Y[z],$=Q.data,Z=Q.data.byteLength;U.setUint32(v,Z),v+=4,M.set($,v),v+=Z,q+=4+Z}var ee=void 0;if(K<h-1)p=u[K+1].dts-W.dts,ee=u[K+1].pts-W.pts;else{var ae=this.config,oe=K>0?W.dts-u[K-1].dts:L;if(ee=K>0?W.pts-u[K-1].pts:L,ae.stretchShortVideoTrack&&null!==this.nextAudioPts){var le=Math.floor(ae.maxBufferHole*l),de=(a?m+a*l:this.nextAudioPts)-W.pts;de>le?((p=de-oe)<0?p=oe:B=!0,g.logger.log("[mp4-remuxer]: It is approximately "+de/90+" ms to the next segment; using duration "+p/90+" ms for the last video frame.")):p=oe}else p=oe}var he=Math.round(W.pts-W.dts);G=Math.min(G,p),H=Math.max(H,p),V=Math.min(V,ee),j=Math.max(j,ee),d.push(new ue(W.key,p,q,he))}if(d.length)if(ie){if(ie<70){var fe=d[0].flags;fe.dependsOn=2,fe.isNonSync=0}}else if(ne&&j-V<H-G&&L/H<.025&&0===d[0].cts){g.logger.warn("Found irregular gaps in sample duration. Using PTS instead of DTS to determine MP4 sample duration.");for(var ce=s,ve=0,ge=d.length;ve<ge;ve++){var pe=ce+d[ve].duration,me=ce+d[ve].cts;if(ve<ge-1){var ye=pe+d[ve+1].cts;d[ve].duration=ye-me}else d[ve].duration=ve?d[ve-1].duration:L;d[ve].cts=0,ce=pe}}p=B||!p?L:p,this.nextAvcDts=c=o+p,this.videoSampleDuration=p,this.isVideoContiguous=!0;var Ee={data1:J.moof(e.sequenceNumber++,s,re({},e,{samples:d})),data2:M,startPTS:m/l,endPTS:(y+p)/l,startDTS:s/l,endDTS:c/l,type:"video",hasAudio:!1,hasVideo:!0,nb:d.length,dropped:e.dropped};return e.samples=[],e.dropped=0,Ee},t.remuxAudio=function(e,t,r,a,s){var o=e.inputTimeScale,l=o/(e.samplerate?e.samplerate:o),u="aac"===e.segmentCodec?1024:1152,d=u*l,h=this._initPTS,f="mp3"===e.segmentCodec&&this.typeSupported.mpeg,c=[],v=void 0!==s,p=e.samples,m=f?0:8,y=this.nextAudioPts||-1,E=t*o;if(this.isAudioContiguous=r=r||p.length&&y>0&&(a&&Math.abs(E-y)<9e3||Math.abs(se(p[0].pts-h,E)-y)<20*d),p.forEach((function(e){e.pts=se(e.pts-h,E)})),!r||y<0){if(p=p.filter((function(e){return e.pts>=0})),!p.length)return;y=0===s?0:a&&!v?Math.max(0,E):p[0].pts}if("aac"===e.segmentCodec)for(var T=this.config.maxAudioFramesDrift,S=0,b=y;S<p.length;S++){var L=p[S],A=L.pts,D=A-b,R=Math.abs(1e3*D/o);if(D<=-T*d&&v)0===S&&(g.logger.warn("Audio frame @ "+(A/o).toFixed(3)+"s overlaps nextAudioPts by "+Math.round(1e3*D/o)+" ms."),this.nextAudioPts=y=b=A);else if(D>=T*d&&R<1e4&&v){var k=Math.round(D/d);(b=A-k*d)<0&&(k--,b+=d),0===S&&(this.nextAudioPts=y=b),g.logger.warn("[mp4-remuxer]: Injecting "+k+" audio frame @ "+(b/o).toFixed(3)+"s due to "+Math.round(1e3*D/o)+" ms gap.");for(var _=0;_<k;_++){var x=Math.max(b,0),I=Q.getSilentFrame(e.manifestCodec||e.codec,e.channelCount);I||(g.logger.log("[mp4-remuxer]: Unable to get silent frame for given audio codec; duplicating last frame instead."),I=L.unit.subarray()),p.splice(S,0,{unit:I,pts:x}),b+=d,S++}}L.pts=b,b+=d}for(var w,C=null,P=null,O=0,F=p.length;F--;)O+=p[F].unit.byteLength;for(var M=0,N=p.length;M<N;M++){var U=p[M],B=U.unit,G=U.pts;if(null!==P)c[M-1].duration=Math.round((G-P)/l);else{if(r&&"aac"===e.segmentCodec&&(G=y),C=G,!(O>0))return;O+=m;try{w=new Uint8Array(O)}catch(e){return void this.observer.emit(i.Events.ERROR,i.Events.ERROR,{type:n.ErrorTypes.MUX_ERROR,details:n.ErrorDetails.REMUX_ALLOC_ERROR,fatal:!1,bytes:O,reason:"fail allocating audio mdat "+O})}f||(new DataView(w.buffer).setUint32(0,O),w.set(J.types.mdat,4))}w.set(B,m);var V=B.byteLength;m+=V,c.push(new ue(!0,u,V,0)),P=G}var H=c.length;if(H){var j=c[c.length-1];this.nextAudioPts=y=P+l*j.duration;var K=f?new Uint8Array(0):J.moof(e.sequenceNumber++,C/l,re({},e,{samples:c}));e.samples=[];var W=C/o,Y=y/o,q={data1:K,data2:w,startPTS:W,endPTS:Y,startDTS:W,endDTS:Y,type:"audio",hasAudio:!0,hasVideo:!1,nb:H};return this.isAudioContiguous=!0,q}},t.remuxEmptyAudio=function(e,t,r,i){var n=e.inputTimeScale,a=n/(e.samplerate?e.samplerate:n),s=this.nextAudioPts,o=(null!==s?s:i.startDTS*n)+this._initDTS,l=i.endDTS*n+this._initDTS,u=1024*a,d=Math.ceil((l-o)/u),h=Q.getSilentFrame(e.manifestCodec||e.codec,e.channelCount);if(g.logger.warn("[mp4-remuxer]: remux empty Audio"),h){for(var f=[],c=0;c<d;c++){var v=o+c*u;f.push({unit:h,pts:v,dts:v})}return e.samples=f,this.remuxAudio(e,t,r,!1)}g.logger.trace("[mp4-remuxer]: Unable to remuxEmptyAudio since we were unable to get a silent frame for given audio codec")},e}();function se(e,t){var r;if(null===t)return e;for(r=t<e?-8589934592:8589934592;Math.abs(e-t)>4294967296;)e+=r;return e}function oe(e,t,r,i){var n=e.samples.length;if(n){for(var a=e.inputTimeScale,s=0;s<n;s++){var o=e.samples[s];o.pts=se(o.pts-r,t*a)/a,o.dts=se(o.dts-i,t*a)/a}var l=e.samples;return e.samples=[],{samples:l}}}function le(e,t,r){var i=e.samples.length;if(i){for(var n=e.inputTimeScale,a=0;a<i;a++){var s=e.samples[a];s.pts=se(s.pts-r,t*n)/n}e.samples.sort((function(e,t){return e.pts-t.pts}));var o=e.samples;return e.samples=[],{samples:o}}}var ue=function(e,t,r,i){this.size=void 0,this.duration=void 0,this.cts=void 0,this.flags=void 0,this.duration=t,this.size=r,this.cts=i,this.flags=new de(e)},de=function(e){this.isLeading=0,this.isDependedOn=0,this.hasRedundancy=0,this.degradPrio=0,this.dependsOn=1,this.isNonSync=1,this.dependsOn=e?2:1,this.isNonSync=e?0:1},he=r(923);function fe(e,t){var r=null==e?void 0:e.codec;return r&&r.length>4?r:"hvc1"===r||"hev1"===r?"hvc1.1.c.L120.90":"av01"===r?"av01.0.04M.08":"avc1"===r||t===he.ElementaryStreamTypes.VIDEO?"avc1.42e01e":"mp4a.40.5"}const ce=function(){function e(){this.emitInitSegment=!1,this.audioCodec=void 0,this.videoCodec=void 0,this.initData=void 0,this.initPTS=void 0,this.initTracks=void 0,this.lastEndTime=null}var t=e.prototype;return t.destroy=function(){},t.resetTimeStamp=function(e){this.initPTS=e,this.lastEndTime=null},t.resetNextTimestamp=function(){this.lastEndTime=null},t.resetInitSegment=function(e,t,r){this.audioCodec=t,this.videoCodec=r,this.generateInitSegment(e),this.emitInitSegment=!0},t.generateInitSegment=function(e){var t=this.audioCodec,r=this.videoCodec;if(!e||!e.byteLength)return this.initTracks=void 0,void(this.initData=void 0);var i=this.initData=(0,d.parseInitSegment)(e);t||(t=fe(i.audio,he.ElementaryStreamTypes.AUDIO)),r||(r=fe(i.video,he.ElementaryStreamTypes.VIDEO));var n={};i.audio&&i.video?n.audiovideo={container:"video/mp4",codec:t+","+r,initSegment:e,id:"main"}:i.audio?n.audio={container:"audio/mp4",codec:t,initSegment:e,id:"audio"}:i.video?n.video={container:"video/mp4",codec:r,initSegment:e,id:"main"}:g.logger.warn("[passthrough-remuxer.ts]: initSegment does not contain moov or trak boxes."),this.initTracks=n},t.remux=function(e,t,r,i,n){var a,o=this.initPTS,l=this.lastEndTime,u={audio:void 0,video:void 0,text:i,id3:r,initSegment:void 0};(0,s.isFiniteNumber)(l)||(l=this.lastEndTime=n||0);var h=t.samples;if(!h||!h.length)return u;var f={initPTS:void 0,timescale:1},c=this.initData;if(c&&c.length||(this.generateInitSegment(h),c=this.initData),!c||!c.length)return g.logger.warn("[passthrough-remuxer.ts]: Failed to generate initSegment."),u;this.emitInitSegment&&(f.tracks=this.initTracks,this.emitInitSegment=!1);var v=(0,d.getStartDTS)(c,h);(0,s.isFiniteNumber)(o)||(this.initPTS=f.initPTS=o=v-n);var p=(0,d.getDuration)(h,c),m=e?v-o:l,y=m+p;(0,d.offsetStartDTS)(c,h,o),p>0?this.lastEndTime=y:(g.logger.warn("Duration parsed from mp4 should be greater than zero"),this.resetNextTimestamp());var E=!!c.audio,T=!!c.video,S="";E&&(S+="audio"),T&&(S+="video");var b={data1:h,startPTS:m,startDTS:m,endPTS:y,endDTS:y,type:S,hasAudio:E,hasVideo:T,nb:1,dropped:0};u.audio="audio"===b.type?b:void 0,u.video="audio"!==b.type?b:void 0,u.initSegment=f;var L=null!=(a=this.initPTS)?a:0;return u.id3=oe(r,n,L,L),i.samples.length&&(u.text=le(i,n,L)),u},e}();var ve;try{ve=self.performance.now.bind(self.performance)}catch(e){g.logger.debug("Unable to use Performance API on this environment"),ve=self.Date.now}var ge=[{demux:q,remux:ae},{demux:k,remux:ce},{demux:D,remux:ae},{demux:X,remux:ae}],pe=function(){function e(e,t,r,i,n){this.observer=void 0,this.typeSupported=void 0,this.config=void 0,this.vendor=void 0,this.id=void 0,this.demuxer=void 0,this.remuxer=void 0,this.decrypter=void 0,this.probe=void 0,this.decryptionPromise=null,this.transmuxConfig=void 0,this.currentTransmuxState=void 0,this.observer=e,this.typeSupported=t,this.config=r,this.vendor=i,this.id=n}var t=e.prototype;return t.configure=function(e){this.transmuxConfig=e,this.decrypter&&this.decrypter.reset()},t.push=function(e,t,r,i){var n=this,a=r.transmuxing;a.executeStart=ve();var s=new Uint8Array(e),o=this.config,l=this.currentTransmuxState,u=this.transmuxConfig;i&&(this.currentTransmuxState=i);var d=i||l,h=d.contiguous,f=d.discontinuity,c=d.trackSwitch,v=d.accurateTimeOffset,g=d.timeOffset,p=d.initSegmentChange,m=u.audioCodec,y=u.videoCodec,E=u.defaultInitPts,T=u.duration,S=u.initSegmentData;(f||c||p)&&this.resetInitSegment(S,m,y,T),(f||p)&&this.resetInitialTimestamp(E),h||this.resetContiguity();var b=function(e,t){var r=null;return e.byteLength>0&&null!=t&&null!=t.key&&null!==t.iv&&null!=t.method&&(r=t),r}(s,t);if(b&&"AES-128"===b.method){var L=this.getDecrypter();if(!o.enableSoftwareAES)return this.decryptionPromise=L.webCryptoDecrypt(s,b.key.buffer,b.iv.buffer).then((function(e){var t=n.push(e,null,r);return n.decryptionPromise=null,t})),this.decryptionPromise;var A=L.softwareDecrypt(s,b.key.buffer,b.iv.buffer);if(!A)return a.executeEnd=ve(),me(r);s=new Uint8Array(A)}this.needsProbing(s,f,c)&&this.configureTransmuxer(s,u);var D=this.transmux(s,b,g,v,r),R=this.currentTransmuxState;return R.contiguous=!0,R.discontinuity=!1,R.trackSwitch=!1,a.executeEnd=ve(),D},t.flush=function(e){var t=this,r=e.transmuxing;r.executeStart=ve();var a=this.decrypter,s=this.currentTransmuxState,o=this.decryptionPromise;if(o)return o.then((function(){return t.flush(e)}));var l=[],u=s.timeOffset;if(a){var d=a.flush();d&&l.push(this.push(d,null,e))}var h=this.demuxer,f=this.remuxer;if(!h||!f)return this.observer.emit(i.Events.ERROR,i.Events.ERROR,{type:n.ErrorTypes.MEDIA_ERROR,details:n.ErrorDetails.FRAG_PARSING_ERROR,fatal:!0,reason:"no demux matching with content found"}),r.executeEnd=ve(),[me(e)];var c=h.flush(u);return ye(c)?c.then((function(r){return t.flushRemux(l,r,e),l})):(this.flushRemux(l,c,e),l)},t.flushRemux=function(e,t,r){var i=t.audioTrack,n=t.videoTrack,a=t.id3Track,s=t.textTrack,o=this.currentTransmuxState,l=o.accurateTimeOffset,u=o.timeOffset;g.logger.log("[transmuxer.ts]: Flushed fragment "+r.sn+(r.part>-1?" p: "+r.part:"")+" of level "+r.level);var d=this.remuxer.remux(i,n,a,s,u,l,!0,this.id);e.push({remuxResult:d,chunkMeta:r}),r.transmuxing.executeEnd=ve()},t.resetInitialTimestamp=function(e){var t=this.demuxer,r=this.remuxer;t&&r&&(t.resetTimeStamp(e),r.resetTimeStamp(e))},t.resetContiguity=function(){var e=this.demuxer,t=this.remuxer;e&&t&&(e.resetContiguity(),t.resetNextTimestamp())},t.resetInitSegment=function(e,t,r,i){var n=this.demuxer,a=this.remuxer;n&&a&&(n.resetInitSegment(e,t,r,i),a.resetInitSegment(e,t,r))},t.destroy=function(){this.demuxer&&(this.demuxer.destroy(),this.demuxer=void 0),this.remuxer&&(this.remuxer.destroy(),this.remuxer=void 0)},t.transmux=function(e,t,r,i,n){return t&&"SAMPLE-AES"===t.method?this.transmuxSampleAes(e,t,r,i,n):this.transmuxUnencrypted(e,r,i,n)},t.transmuxUnencrypted=function(e,t,r,i){var n=this.demuxer.demux(e,t,!1,!this.config.progressive),a=n.audioTrack,s=n.videoTrack,o=n.id3Track,l=n.textTrack;return{remuxResult:this.remuxer.remux(a,s,o,l,t,r,!1,this.id),chunkMeta:i}},t.transmuxSampleAes=function(e,t,r,i,n){var a=this;return this.demuxer.demuxSampleAes(e,t,r).then((function(e){return{remuxResult:a.remuxer.remux(e.audioTrack,e.videoTrack,e.id3Track,e.textTrack,r,i,!1,a.id),chunkMeta:n}}))},t.configureTransmuxer=function(e,t){for(var r,i=this.config,n=this.observer,a=this.typeSupported,s=this.vendor,o=t.audioCodec,l=t.defaultInitPts,u=t.duration,d=t.initSegmentData,h=t.videoCodec,f=0,c=ge.length;f<c;f++)if(ge[f].demux.probe(e)){r=ge[f];break}r||(g.logger.warn("Failed to find demuxer by probing frag, treating as mp4 passthrough"),r={demux:k,remux:ce});var v=this.demuxer,p=this.remuxer,m=r.remux,y=r.demux;p&&p instanceof m||(this.remuxer=new m(n,i,a,s)),v&&v instanceof y||(this.demuxer=new y(n,i,a),this.probe=y.probe),this.resetInitSegment(d,o,h,u),this.resetInitialTimestamp(l)},t.needsProbing=function(e,t,r){return!this.demuxer||!this.remuxer||t||r},t.getDecrypter=function(){var e=this.decrypter;return e||(e=this.decrypter=new a.default(this.observer,this.config)),e},e}(),me=function(e){return{remuxResult:{},chunkMeta:e}};function ye(e){return"then"in e&&e.then instanceof Function}var Ee=function(e,t,r,i,n){this.audioCodec=void 0,this.videoCodec=void 0,this.initSegmentData=void 0,this.duration=void 0,this.defaultInitPts=void 0,this.audioCodec=e,this.videoCodec=t,this.initSegmentData=r,this.duration=i,this.defaultInitPts=n},Te=function(e,t,r,i,n,a){this.discontinuity=void 0,this.contiguous=void 0,this.accurateTimeOffset=void 0,this.trackSwitch=void 0,this.timeOffset=void 0,this.initSegmentChange=void 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i,n;r.r(t),r.d(t,{ErrorDetails:()=>n,ErrorTypes:()=>i}),function(e){e.NETWORK_ERROR="networkError",e.MEDIA_ERROR="mediaError",e.KEY_SYSTEM_ERROR="keySystemError",e.MUX_ERROR="muxError",e.OTHER_ERROR="otherError"}(i||(i={})),function(e){e.KEY_SYSTEM_NO_KEYS="keySystemNoKeys",e.KEY_SYSTEM_NO_ACCESS="keySystemNoAccess",e.KEY_SYSTEM_NO_SESSION="keySystemNoSession",e.KEY_SYSTEM_LICENSE_REQUEST_FAILED="keySystemLicenseRequestFailed",e.KEY_SYSTEM_NO_INIT_DATA="keySystemNoInitData",e.MANIFEST_LOAD_ERROR="manifestLoadError",e.MANIFEST_LOAD_TIMEOUT="manifestLoadTimeOut",e.MANIFEST_PARSING_ERROR="manifestParsingError",e.MANIFEST_INCOMPATIBLE_CODECS_ERROR="manifestIncompatibleCodecsError",e.LEVEL_EMPTY_ERROR="levelEmptyError",e.LEVEL_LOAD_ERROR="levelLoadError",e.LEVEL_LOAD_TIMEOUT="levelLoadTimeOut",e.LEVEL_SWITCH_ERROR="levelSwitchError",e.AUDIO_TRACK_LOAD_ERROR="audioTrackLoadError",e.AUDIO_TRACK_LOAD_TIMEOUT="audioTrackLoadTimeOut",e.SUBTITLE_LOAD_ERROR="subtitleTrackLoadError",e.SUBTITLE_TRACK_LOAD_TIMEOUT="subtitleTrackLoadTimeOut",e.FRAG_LOAD_ERROR="fragLoadError",e.FRAG_LOAD_TIMEOUT="fragLoadTimeOut",e.FRAG_DECRYPT_ERROR="fragDecryptError",e.FRAG_PARSING_ERROR="fragParsingError",e.REMUX_ALLOC_ERROR="remuxAllocError",e.KEY_LOAD_ERROR="keyLoadError",e.KEY_LOAD_TIMEOUT="keyLoadTimeOut",e.BUFFER_ADD_CODEC_ERROR="bufferAddCodecError",e.BUFFER_INCOMPATIBLE_CODECS_ERROR="bufferIncompatibleCodecsError",e.BUFFER_APPEND_ERROR="bufferAppendError",e.BUFFER_APPENDING_ERROR="bufferAppendingError",e.BUFFER_STALLED_ERROR="bufferStalledError",e.BUFFER_FULL_ERROR="bufferFullError",e.BUFFER_SEEK_OVER_HOLE="bufferSeekOverHole",e.BUFFER_NUDGE_ON_STALL="bufferNudgeOnStall",e.INTERNAL_EXCEPTION="internalException",e.INTERNAL_ABORTED="aborted",e.UNKNOWN="unknown"}(n||(n={}))},851:(e,t,r)=>{"use 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i;r.r(t),r.d(t,{Events:()=>i}),function(e){e.MEDIA_ATTACHING="hlsMediaAttaching",e.MEDIA_ATTACHED="hlsMediaAttached",e.MEDIA_DETACHING="hlsMediaDetaching",e.MEDIA_DETACHED="hlsMediaDetached",e.BUFFER_RESET="hlsBufferReset",e.BUFFER_CODECS="hlsBufferCodecs",e.BUFFER_CREATED="hlsBufferCreated",e.BUFFER_APPENDING="hlsBufferAppending",e.BUFFER_APPENDED="hlsBufferAppended",e.BUFFER_EOS="hlsBufferEos",e.BUFFER_FLUSHING="hlsBufferFlushing",e.BUFFER_FLUSHED="hlsBufferFlushed",e.MANIFEST_LOADING="hlsManifestLoading",e.MANIFEST_LOADED="hlsManifestLoaded",e.MANIFEST_PARSED="hlsManifestParsed",e.LEVEL_SWITCHING="hlsLevelSwitching",e.LEVEL_SWITCHED="hlsLevelSwitched",e.LEVEL_LOADING="hlsLevelLoading",e.LEVEL_LOADED="hlsLevelLoaded",e.LEVEL_UPDATED="hlsLevelUpdated",e.LEVEL_PTS_UPDATED="hlsLevelPtsUpdated",e.LEVELS_UPDATED="hlsLevelsUpdated",e.AUDIO_TRACKS_UPDATED="hlsAudioTracksUpdated",e.AUDIO_TRACK_SWITCHING="hlsAudioTrackSwitching",e.AUDIO_TRACK_SWITCHED="hlsAudioTrackSwitched",e.AUDIO_TRACK_LOADING="hlsAudioTrackLoading",e.AUDIO_TRACK_LOADED="hlsAudioTrackLoaded",e.SUBTITLE_TRACKS_UPDATED="hlsSubtitleTracksUpdated",e.SUBTITLE_TRACKS_CLEARED="hlsSubtitleTracksCleared",e.SUBTITLE_TRACK_SWITCH="hlsSubtitleTrackSwitch",e.SUBTITLE_TRACK_LOADING="hlsSubtitleTrackLoading",e.SUBTITLE_TRACK_LOADED="hlsSubtitleTrackLoaded",e.SUBTITLE_FRAG_PROCESSED="hlsSubtitleFragProcessed",e.CUES_PARSED="hlsCuesParsed",e.NON_NATIVE_TEXT_TRACKS_FOUND="hlsNonNativeTextTracksFound",e.INIT_PTS_FOUND="hlsInitPtsFound",e.FRAG_LOADING="hlsFragLoading",e.FRAG_LOAD_EMERGENCY_ABORTED="hlsFragLoadEmergencyAborted",e.FRAG_LOADED="hlsFragLoaded",e.FRAG_DECRYPTED="hlsFragDecrypted",e.FRAG_PARSING_INIT_SEGMENT="hlsFragParsingInitSegment",e.FRAG_PARSING_USERDATA="hlsFragParsingUserdata",e.FRAG_PARSING_METADATA="hlsFragParsingMetadata",e.FRAG_PARSED="hlsFragParsed",e.FRAG_BUFFERED="hlsFragBuffered",e.FRAG_CHANGED="hlsFragChanged",e.FPS_DROP="hlsFpsDrop",e.FPS_DROP_LEVEL_CAPPING="hlsFpsDropLevelCapping",e.ERROR="hlsError",e.DESTROYING="hlsDestroying",e.KEY_LOADING="hlsKeyLoading",e.KEY_LOADED="hlsKeyLoaded",e.LIVE_BACK_BUFFER_REACHED="hlsLiveBackBufferReached",e.BACK_BUFFER_REACHED="hlsBackBufferReached"}(i||(i={}))},392:(e,t,r)=>{"use 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e})),d),d.videoCodec&&-1!==d.videoCodec.indexOf("avc1")&&(d.videoCodec=e.convertAVC1ToAVCOTI(d.videoCodec)),null!==(l=d.unknownCodecs)&&void 0!==l&&l.length||a.push(d),n.push(d)}else if(i[3]){var c=new f(i[3]);c["DATA-ID"]&&(o=!0,s[c["DATA-ID"]]=c)}return{levels:a.length>0&&a.length<n.length?a:n,sessionData:o?s:null}},e.parseMasterPlaylistMedia=function(t,r,i,n){var a;void 0===n&&(n=[]);var s=[],o=0;for(L.lastIndex=0;null!==(a=L.exec(t));){var l=new f(a[1]);if(l.TYPE===i){var u={attrs:l,bitrate:0,id:o++,groupId:l["GROUP-ID"],instreamId:l["INSTREAM-ID"],name:l.NAME||l.LANGUAGE||"",type:i,default:l.bool("DEFAULT"),autoselect:l.bool("AUTOSELECT"),forced:l.bool("FORCED"),lang:l.LANGUAGE,url:l.URI?e.resolve(l.URI,r):""};if(n.length){var d=e.findGroup(n,u.groupId)||n[0];x(u,d,"audioCodec"),x(u,d,"textCodec")}s.push(u)}}return s},e.parseLevelPlaylist=function(e,t,r,i,s){var o,u,d,h=new y(t),c=h.fragments,v=null,m=0,T=0,S=0,b=0,L=null,k=new p.Fragment(i,t),_=-1,x=!1;for(A.lastIndex=0,h.m3u8=e;null!==(o=A.exec(e));){x&&(x=!1,(k=new p.Fragment(i,t)).start=S,k.sn=m,k.cc=b,k.level=r,v&&(k.initSegment=v,k.rawProgramDateTime=v.rawProgramDateTime,v.rawProgramDateTime=null));var C=o[1];if(C){k.duration=parseFloat(C);var P=(" "+o[2]).slice(1);k.title=P||null,k.tagList.push(P?["INF",C,P]:["INF",C])}else if(o[3])(0,a.isFiniteNumber)(k.duration)&&(k.start=S,d&&(k.levelkey=d),k.sn=m,k.level=r,k.cc=b,k.urlId=s,c.push(k),k.relurl=(" "+o[3]).slice(1),I(k,L),L=k,S+=k.duration,m++,T=0,x=!0);else if(o[4]){var O=(" "+o[4]).slice(1);L?k.setByteRange(O,L):k.setByteRange(O)}else if(o[5])k.rawProgramDateTime=(" "+o[5]).slice(1),k.tagList.push(["PROGRAM-DATE-TIME",k.rawProgramDateTime]),-1===_&&(_=c.length);else{if(!(o=o[0].match(D))){l.logger.warn("No matches on slow regex match for level playlist!");continue}for(u=1;u<o.length&&void 0===o[u];u++);var F=(" "+o[u]).slice(1),M=(" "+o[u+1]).slice(1),N=o[u+2]?(" "+o[u+2]).slice(1):"";switch(F){case"PLAYLIST-TYPE":h.type=M.toUpperCase();break;case"MEDIA-SEQUENCE":m=h.startSN=parseInt(M);break;case"SKIP":var U=new f(M),B=U.decimalInteger("SKIPPED-SEGMENTS");if((0,a.isFiniteNumber)(B)){h.skippedSegments=B;for(var G=B;G--;)c.unshift(null);m+=B}var V=U.enumeratedString("RECENTLY-REMOVED-DATERANGES");V&&(h.recentlyRemovedDateranges=V.split("\t"));break;case"TARGETDURATION":h.targetduration=parseFloat(M);break;case"VERSION":h.version=parseInt(M);break;case"EXTM3U":break;case"ENDLIST":h.live=!1;break;case"#":(M||N)&&k.tagList.push(N?[M,N]:[M]);break;case"DISCONTINUITY":b++,k.tagList.push(["DIS"]);break;case"GAP":k.tagList.push([F]);break;case"BITRATE":k.tagList.push([F,M]);break;case"DATERANGE":var H=new f(M),j=new g(H,h.dateRanges[H.ID]);j.isValid||h.skippedSegments?h.dateRanges[j.id]=j:l.logger.warn('Ignoring invalid DATERANGE tag: "'+M+'"'),k.tagList.push(["EXT-X-DATERANGE",M]);break;case"DISCONTINUITY-SEQUENCE":b=parseInt(M);break;case"KEY":var K,W=new f(M),Y=W.enumeratedString("METHOD"),q=W.URI,z=W.hexadecimalInteger("IV"),X=W.enumeratedString("KEYFORMATVERSIONS"),Q=W.enumeratedString("KEYID"),$=null!=(K=W.enumeratedString("KEYFORMAT"))?K:"identity";if(["com.apple.streamingkeydelivery","com.microsoft.playready","urn:uuid:edef8ba9-79d6-4ace-a3c8-27dcd51d21ed","com.widevine"].indexOf($)>-1){l.logger.warn("Keyformat "+$+" is not supported from the manifest");continue}if("identity"!==$)continue;Y&&(d=E.LevelKey.fromURL(t,q),q&&["AES-128","SAMPLE-AES","SAMPLE-AES-CENC"].indexOf(Y)>=0&&(d.method=Y,d.keyFormat=$,Q&&(d.keyID=Q),X&&(d.keyFormatVersions=X),d.iv=z));break;case"START":var Z=new f(M).decimalFloatingPoint("TIME-OFFSET");(0,a.isFiniteNumber)(Z)&&(h.startTimeOffset=Z);break;case"MAP":var J=new f(M);if(k.duration){var ee=new p.Fragment(i,t);w(ee,J,r,d),v=ee,k.initSegment=v,v.rawProgramDateTime&&!k.rawProgramDateTime&&(k.rawProgramDateTime=v.rawProgramDateTime)}else w(k,J,r,d),v=k,x=!0;break;case"SERVER-CONTROL":var te=new f(M);h.canBlockReload=te.bool("CAN-BLOCK-RELOAD"),h.canSkipUntil=te.optionalFloat("CAN-SKIP-UNTIL",0),h.canSkipDateRanges=h.canSkipUntil>0&&te.bool("CAN-SKIP-DATERANGES"),h.partHoldBack=te.optionalFloat("PART-HOLD-BACK",0),h.holdBack=te.optionalFloat("HOLD-BACK",0);break;case"PART-INF":var re=new f(M);h.partTarget=re.decimalFloatingPoint("PART-TARGET");break;case"PART":var ie=h.partList;ie||(ie=h.partList=[]);var ne=T>0?ie[ie.length-1]:void 0,ae=T++,se=new p.Part(new f(M),k,t,ae,ne);ie.push(se),k.duration+=se.duration;break;case"PRELOAD-HINT":var oe=new f(M);h.preloadHint=oe;break;case"RENDITION-REPORT":var le=new f(M);h.renditionReports=h.renditionReports||[],h.renditionReports.push(le);break;default:l.logger.warn("line parsed but not handled: "+o)}}}L&&!L.relurl?(c.pop(),S-=L.duration,h.partList&&(h.fragmentHint=L)):h.partList&&(I(k,L),k.cc=b,h.fragmentHint=k);var ue=c.length,de=c[0],he=c[ue-1];if((S+=h.skippedSegments*h.targetduration)>0&&ue&&he){h.averagetargetduration=S/ue;var fe=he.sn;h.endSN="initSegment"!==fe?fe:0,de&&(h.startCC=de.cc,de.initSegment||h.fragments.every((function(e){return e.relurl&&(t=e.relurl,R.test(null!=(r=null===(i=n.parseURL(t))||void 0===i?void 0:i.path)?r:""));var t,r,i}))&&(l.logger.warn("MP4 fragments found but no init segment (probably no MAP, incomplete M3U8), trying to fetch SIDX"),(k=new p.Fragment(i,t)).relurl=he.relurl,k.level=r,k.sn="initSegment",de.initSegment=k,h.needSidxRanges=!0))}else h.endSN=0,h.startCC=0;return h.fragmentHint&&(S+=h.fragmentHint.duration),h.totalduration=S,h.endCC=b,_>0&&function(e,t){for(var r=e[t],i=t;i--;){var n=e[i];if(!n)return;n.programDateTime=r.programDateTime-1e3*n.duration,r=n}}(c,_),h},e}();function _(e,t){["video","audio","text"].forEach((function(r){var i=e.filter((function(e){return function(e,t){var r=T[t];return!!r&&!0===r[e.slice(0,4)]}(e,r)}));if(i.length){var n=i.filter((function(e){return 0===e.lastIndexOf("avc1",0)||0===e.lastIndexOf("mp4a",0)}));t[r+"Codec"]=n.length>0?n[0]:i[0],e=e.filter((function(e){return-1===i.indexOf(e)}))}})),t.unknownCodecs=e}function x(e,t,r){var i=t[r];i&&(e[r]=i)}function I(e,t){e.rawProgramDateTime?e.programDateTime=Date.parse(e.rawProgramDateTime):null!=t&&t.programDateTime&&(e.programDateTime=t.endProgramDateTime),(0,a.isFiniteNumber)(e.programDateTime)||(e.programDateTime=null,e.rawProgramDateTime=null)}function w(e,t,r,i){e.relurl=t.URI,t.BYTERANGE&&e.setByteRange(t.BYTERANGE),e.level=r,e.sn="initSegment",i&&(e.levelkey=i),e.initSegment=null}var C=r(308);function P(e,t){var r=e.url;return void 0!==r&&0!==r.indexOf("data:")||(r=t.url),r}const O=function(){function e(e){this.hls=void 0,this.loaders=Object.create(null),this.hls=e,this.registerListeners()}var t=e.prototype;return t.startLoad=function(e){},t.stopLoad=function(){this.destroyInternalLoaders()},t.registerListeners=function(){var e=this.hls;e.on(s.Events.MANIFEST_LOADING,this.onManifestLoading,this),e.on(s.Events.LEVEL_LOADING,this.onLevelLoading,this),e.on(s.Events.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),e.on(s.Events.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)},t.unregisterListeners=function(){var e=this.hls;e.off(s.Events.MANIFEST_LOADING,this.onManifestLoading,this),e.off(s.Events.LEVEL_LOADING,this.onLevelLoading,this),e.off(s.Events.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),e.off(s.Events.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)},t.createInternalLoader=function(e){var t=this.hls.config,r=t.pLoader,i=t.loader,n=new(r||i)(t);return e.loader=n,this.loaders[e.type]=n,n},t.getInternalLoader=function(e){return this.loaders[e.type]},t.resetInternalLoader=function(e){this.loaders[e]&&delete this.loaders[e]},t.destroyInternalLoaders=function(){for(var e in this.loaders){var t=this.loaders[e];t&&t.destroy(),this.resetInternalLoader(e)}},t.destroy=function(){this.unregisterListeners(),this.destroyInternalLoaders()},t.onManifestLoading=function(e,t){var r=t.url;this.load({id:null,groupId:null,level:0,responseType:"text",type:C.PlaylistContextType.MANIFEST,url:r,deliveryDirectives:null})},t.onLevelLoading=function(e,t){var r=t.id,i=t.level,n=t.url,a=t.deliveryDirectives;this.load({id:r,groupId:null,level:i,responseType:"text",type:C.PlaylistContextType.LEVEL,url:n,deliveryDirectives:a})},t.onAudioTrackLoading=function(e,t){var r=t.id,i=t.groupId,n=t.url,a=t.deliveryDirectives;this.load({id:r,groupId:i,level:null,responseType:"text",type:C.PlaylistContextType.AUDIO_TRACK,url:n,deliveryDirectives:a})},t.onSubtitleTrackLoading=function(e,t){var r=t.id,i=t.groupId,n=t.url,a=t.deliveryDirectives;this.load({id:r,groupId:i,level:null,responseType:"text",type:C.PlaylistContextType.SUBTITLE_TRACK,url:n,deliveryDirectives:a})},t.load=function(e){var t,r,i,n,a,s,o=this.hls.config,u=this.getInternalLoader(e);if(u){var d=u.context;if(d&&d.url===e.url)return void l.logger.trace("[playlist-loader]: playlist request ongoing");l.logger.log("[playlist-loader]: aborting previous loader for type: "+e.type),u.abort()}switch(e.type){case C.PlaylistContextType.MANIFEST:r=o.manifestLoadingMaxRetry,i=o.manifestLoadingTimeOut,n=o.manifestLoadingRetryDelay,a=o.manifestLoadingMaxRetryTimeout;break;case C.PlaylistContextType.LEVEL:case C.PlaylistContextType.AUDIO_TRACK:case C.PlaylistContextType.SUBTITLE_TRACK:r=0,i=o.levelLoadingTimeOut;break;default:r=o.levelLoadingMaxRetry,i=o.levelLoadingTimeOut,n=o.levelLoadingRetryDelay,a=o.levelLoadingMaxRetryTimeout}if(u=this.createInternalLoader(e),null!==(t=e.deliveryDirectives)&&void 0!==t&&t.part&&(e.type===C.PlaylistContextType.LEVEL&&null!==e.level?s=this.hls.levels[e.level].details:e.type===C.PlaylistContextType.AUDIO_TRACK&&null!==e.id?s=this.hls.audioTracks[e.id].details:e.type===C.PlaylistContextType.SUBTITLE_TRACK&&null!==e.id&&(s=this.hls.subtitleTracks[e.id].details),s)){var h=s.partTarget,f=s.targetduration;h&&f&&(i=Math.min(1e3*Math.max(3*h,.8*f),i))}var c={timeout:i,maxRetry:r,retryDelay:n,maxRetryDelay:a,highWaterMark:0},v={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this)};u.load(e,c,v)},t.loadsuccess=function(e,t,r,i){if(void 0===i&&(i=null),r.isSidxRequest)return this.handleSidxRequest(e,r),void this.handlePlaylistLoaded(e,t,r,i);this.resetInternalLoader(r.type);var n=e.data;0===n.indexOf("#EXTM3U")?(t.parsing.start=performance.now(),n.indexOf("#EXTINF:")>0||n.indexOf("#EXT-X-TARGETDURATION:")>0?this.handleTrackOrLevelPlaylist(e,t,r,i):this.handleMasterPlaylist(e,t,r,i)):this.handleManifestParsingError(e,r,"no EXTM3U delimiter",i)},t.loaderror=function(e,t,r){void 0===r&&(r=null),this.handleNetworkError(t,r,!1,e)},t.loadtimeout=function(e,t,r){void 0===r&&(r=null),this.handleNetworkError(t,r,!0)},t.handleMasterPlaylist=function(e,t,r,i){var n=this.hls,a=e.data,o=P(e,r),u=k.parseMasterPlaylist(a,o),d=u.levels,h=u.sessionData;if(d.length){var c=d.map((function(e){return{id:e.attrs.AUDIO,audioCodec:e.audioCodec}})),v=d.map((function(e){return{id:e.attrs.SUBTITLES,textCodec:e.textCodec}})),g=k.parseMasterPlaylistMedia(a,o,"AUDIO",c),p=k.parseMasterPlaylistMedia(a,o,"SUBTITLES",v),m=k.parseMasterPlaylistMedia(a,o,"CLOSED-CAPTIONS");g.length&&(g.some((function(e){return!e.url}))||!d[0].audioCodec||d[0].attrs.AUDIO||(l.logger.log("[playlist-loader]: audio codec signaled in quality level, but no embedded audio track signaled, create one"),g.unshift({type:"main",name:"main",default:!1,autoselect:!1,forced:!1,id:-1,attrs:new f({}),bitrate:0,url:""}))),n.trigger(s.Events.MANIFEST_LOADED,{levels:d,audioTracks:g,subtitles:p,captions:m,url:o,stats:t,networkDetails:i,sessionData:h})}else this.handleManifestParsingError(e,r,"no level found in manifest",i)},t.handleTrackOrLevelPlaylist=function(e,t,r,i){var n=this.hls,l=r.id,u=r.level,d=r.type,h=P(e,r),c=(0,a.isFiniteNumber)(l)?l:0,v=(0,a.isFiniteNumber)(u)?u:c,g=function(e){switch(e.type){case C.PlaylistContextType.AUDIO_TRACK:return C.PlaylistLevelType.AUDIO;case C.PlaylistContextType.SUBTITLE_TRACK:return C.PlaylistLevelType.SUBTITLE;default:return C.PlaylistLevelType.MAIN}}(r),p=k.parseLevelPlaylist(e.data,h,v,g,c);if(p.fragments.length){if(d===C.PlaylistContextType.MANIFEST){var m={attrs:new f({}),bitrate:0,details:p,name:"",url:h};n.trigger(s.Events.MANIFEST_LOADED,{levels:[m],audioTracks:[],url:h,stats:t,networkDetails:i,sessionData:null})}if(t.parsing.end=performance.now(),p.needSidxRanges){var y,E=null===(y=p.fragments[0].initSegment)||void 0===y?void 0:y.url;this.load({url:E,isSidxRequest:!0,type:d,level:u,levelDetails:p,id:l,groupId:null,rangeStart:0,rangeEnd:2048,responseType:"arraybuffer",deliveryDirectives:null})}else r.levelDetails=p,this.handlePlaylistLoaded(e,t,r,i)}else n.trigger(s.Events.ERROR,{type:o.ErrorTypes.NETWORK_ERROR,details:o.ErrorDetails.LEVEL_EMPTY_ERROR,fatal:!1,url:h,reason:"no fragments found in level",level:"number"==typeof r.level?r.level:void 0})},t.handleSidxRequest=function(e,t){var r=new Uint8Array(e.data),i=(0,u.findBox)(r,["sidx"])[0];if(i){var n=(0,u.parseSegmentIndex)(i);if(n){var a=n.references,s=t.levelDetails;a.forEach((function(e,t){var i=e.info,n=s.fragments[t];if(0===n.byteRange.length&&n.setByteRange(String(1+i.end-i.start)+"@"+String(i.start)),n.initSegment){var a=(0,u.findBox)(r,["moov"])[0],o=a?a.length:null;n.initSegment.setByteRange(String(o)+"@0")}}))}}},t.handleManifestParsingError=function(e,t,r,i){this.hls.trigger(s.Events.ERROR,{type:o.ErrorTypes.NETWORK_ERROR,details:o.ErrorDetails.MANIFEST_PARSING_ERROR,fatal:t.type===C.PlaylistContextType.MANIFEST,url:e.url,reason:r,response:e,context:t,networkDetails:i})},t.handleNetworkError=function(e,t,r,i){void 0===r&&(r=!1),l.logger.warn("[playlist-loader]: A network "+(r?"timeout":"error")+" occurred while loading "+e.type+" level: "+e.level+" id: "+e.id+' group-id: "'+e.groupId+'"');var n=o.ErrorDetails.UNKNOWN,a=!1,u=this.getInternalLoader(e);switch(e.type){case C.PlaylistContextType.MANIFEST:n=r?o.ErrorDetails.MANIFEST_LOAD_TIMEOUT:o.ErrorDetails.MANIFEST_LOAD_ERROR,a=!0;break;case C.PlaylistContextType.LEVEL:n=r?o.ErrorDetails.LEVEL_LOAD_TIMEOUT:o.ErrorDetails.LEVEL_LOAD_ERROR,a=!1;break;case C.PlaylistContextType.AUDIO_TRACK:n=r?o.ErrorDetails.AUDIO_TRACK_LOAD_TIMEOUT:o.ErrorDetails.AUDIO_TRACK_LOAD_ERROR,a=!1;break;case C.PlaylistContextType.SUBTITLE_TRACK:n=r?o.ErrorDetails.SUBTITLE_TRACK_LOAD_TIMEOUT:o.ErrorDetails.SUBTITLE_LOAD_ERROR,a=!1}u&&this.resetInternalLoader(e.type);var d={type:o.ErrorTypes.NETWORK_ERROR,details:n,fatal:a,url:e.url,loader:u,context:e,networkDetails:t};i&&(d.response=i),this.hls.trigger(s.Events.ERROR,d)},t.handlePlaylistLoaded=function(e,t,r,i){var n=r.type,a=r.level,o=r.id,l=r.groupId,u=r.loader,d=r.levelDetails,h=r.deliveryDirectives;if(null!=d&&d.targetduration){if(u)switch(d.live&&(u.getCacheAge&&(d.ageHeader=u.getCacheAge()||0),u.getCacheAge&&!isNaN(d.ageHeader)||(d.ageHeader=0)),n){case C.PlaylistContextType.MANIFEST:case C.PlaylistContextType.LEVEL:this.hls.trigger(s.Events.LEVEL_LOADED,{details:d,level:a||0,id:o||0,stats:t,networkDetails:i,deliveryDirectives:h});break;case C.PlaylistContextType.AUDIO_TRACK:this.hls.trigger(s.Events.AUDIO_TRACK_LOADED,{details:d,id:o||0,groupId:l||"",stats:t,networkDetails:i,deliveryDirectives:h});break;case C.PlaylistContextType.SUBTITLE_TRACK:this.hls.trigger(s.Events.SUBTITLE_TRACK_LOADED,{details:d,id:o||0,groupId:l||"",stats:t,networkDetails:i,deliveryDirectives:h})}}else this.handleManifestParsingError(e,r,"invalid target duration",i)},e}();var F=function(){function e(e){this.hls=void 0,this.loaders={},this.decryptkey=null,this.decrypturl=null,this.hls=e,this.registerListeners()}var t=e.prototype;return t.startLoad=function(e){},t.stopLoad=function(){this.destroyInternalLoaders()},t.registerListeners=function(){this.hls.on(s.Events.KEY_LOADING,this.onKeyLoading,this)},t.unregisterListeners=function(){this.hls.off(s.Events.KEY_LOADING,this.onKeyLoading)},t.destroyInternalLoaders=function(){for(var e in this.loaders){var t=this.loaders[e];t&&t.destroy()}this.loaders={}},t.destroy=function(){this.unregisterListeners(),this.destroyInternalLoaders()},t.onKeyLoading=function(e,t){var r=t.frag,i=r.type,n=this.loaders[i];if(r.decryptdata){var a=r.decryptdata.uri;if(a!==this.decrypturl||null===this.decryptkey){var o=this.hls.config;if(n&&(l.logger.warn("abort previous key loader for type:"+i),n.abort()),!a)return void l.logger.warn("key uri is falsy");var u=o.loader,d=r.loader=this.loaders[i]=new u(o);this.decrypturl=a,this.decryptkey=null;var h={url:a,frag:r,responseType:"arraybuffer"},f={timeout:o.fragLoadingTimeOut,maxRetry:0,retryDelay:o.fragLoadingRetryDelay,maxRetryDelay:o.fragLoadingMaxRetryTimeout,highWaterMark:0},c={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this)};d.load(h,f,c)}else this.decryptkey&&(r.decryptdata.key=this.decryptkey,this.hls.trigger(s.Events.KEY_LOADED,{frag:r}))}else l.logger.warn("Missing decryption data on fragment in onKeyLoading")},t.loadsuccess=function(e,t,r){var i=r.frag;i.decryptdata?(this.decryptkey=i.decryptdata.key=new Uint8Array(e.data),i.loader=null,delete this.loaders[i.type],this.hls.trigger(s.Events.KEY_LOADED,{frag:i})):l.logger.error("after key load, decryptdata unset")},t.loaderror=function(e,t){var r=t.frag,i=r.loader;i&&i.abort(),delete this.loaders[r.type],this.hls.trigger(s.Events.ERROR,{type:o.ErrorTypes.NETWORK_ERROR,details:o.ErrorDetails.KEY_LOAD_ERROR,fatal:!1,frag:r,response:e})},t.loadtimeout=function(e,t){var r=t.frag,i=r.loader;i&&i.abort(),delete this.loaders[r.type],this.hls.trigger(s.Events.ERROR,{type:o.ErrorTypes.NETWORK_ERROR,details:o.ErrorDetails.KEY_LOAD_TIMEOUT,fatal:!1,frag:r})},e}();function M(e,t){var r;try{r=new Event("addtrack")}catch(e){(r=document.createEvent("Event")).initEvent("addtrack",!1,!1)}r.track=e,t.dispatchEvent(r)}var N=r(181),U=r(856);function B(){return self.WebKitDataCue||self.VTTCue||self.TextTrackCue}var G=function(){var e=B();try{new e(0,Number.POSITIVE_INFINITY,"")}catch(e){return Number.MAX_VALUE}return Number.POSITIVE_INFINITY}();function V(e,t){return e.getTime()/1e3-t}const H=function(){function e(e){this.hls=void 0,this.id3Track=null,this.media=null,this.dateRangeCuesAppended={},this.hls=e,this._registerListeners()}var t=e.prototype;return t.destroy=function(){this._unregisterListeners(),this.id3Track=null,this.media=null,this.dateRangeCuesAppended={},this.hls=null},t._registerListeners=function(){var e=this.hls;e.on(s.Events.MEDIA_ATTACHED,this.onMediaAttached,this),e.on(s.Events.MEDIA_DETACHING,this.onMediaDetaching,this),e.on(s.Events.MANIFEST_LOADING,this.onManifestLoading,this),e.on(s.Events.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),e.on(s.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),e.on(s.Events.LEVEL_UPDATED,this.onLevelUpdated,this)},t._unregisterListeners=function(){var e=this.hls;e.off(s.Events.MEDIA_ATTACHED,this.onMediaAttached,this),e.off(s.Events.MEDIA_DETACHING,this.onMediaDetaching,this),e.off(s.Events.MANIFEST_LOADING,this.onManifestLoading,this),e.off(s.Events.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),e.off(s.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),e.off(s.Events.LEVEL_UPDATED,this.onLevelUpdated,this)},t.onMediaAttached=function(e,t){this.media=t.media},t.onMediaDetaching=function(){this.id3Track&&(function(e){var t=e.mode;if("disabled"===t&&(e.mode="hidden"),e.cues)for(var r=e.cues.length;r--;)e.removeCue(e.cues[r]);"disabled"===t&&(e.mode=t)}(this.id3Track),this.id3Track=null,this.media=null,this.dateRangeCuesAppended={})},t.onManifestLoading=function(){this.dateRangeCuesAppended={}},t.createTrack=function(e){var t=this.getID3Track(e.textTracks);return t.mode="hidden",t},t.getID3Track=function(e){if(this.media){for(var t=0;t<e.length;t++){var r=e[t];if("metadata"===r.kind&&"id3"===r.label)return M(r,this.media),r}return this.media.addTextTrack("metadata","id3")}},t.onFragParsingMetadata=function(e,t){if(this.media){var r=this.hls.config,i=r.enableEmsgMetadataCues,n=r.enableID3MetadataCues;if(i||n){t.frag;var a=t.samples;t.details,this.id3Track||(this.id3Track=this.createTrack(this.media));for(var s=B(),o=0;o<a.length;o++){var l=a[o].type;if((l!==U.MetadataSchema.emsg||i)&&n){var u=N.getID3Frames(a[o].data);if(u){var d=a[o].pts,h=d+a[o].duration;h>G&&(h=G),h-d<=0&&(h=d+.25);for(var f=0;f<u.length;f++){var c=u[f];if(!N.isTimeStampFrame(c)){this.updateId3CueEnds(d);var v=new s(d,h,"");v.value=c,l&&(v.type=l),this.id3Track.addCue(v)}}}}}}}},t.updateId3CueEnds=function(e){var t,r=null===(t=this.id3Track)||void 0===t?void 0:t.cues;if(r)for(var i=r.length;i--;){var n=r[i];n.startTime<e&&n.endTime===G&&(n.endTime=e)}},t.onBufferFlushing=function(e,t){var r=t.startOffset,i=t.endOffset,n=t.type,a=this.id3Track,s=this.hls;if(s){var o=s.config,l=o.enableEmsgMetadataCues,u=o.enableID3MetadataCues;a&&(l||u)&&function(e,t,r,i){var n=e.mode;if("disabled"===n&&(e.mode="hidden"),e.cues&&e.cues.length>0)for(var a=function(e,t,r){var i=[],n=function(e,t){if(t<e[0].startTime)return 0;var r=e.length-1;if(t>e[r].endTime)return-1;for(var i=0,n=r;i<=n;){var a=Math.floor((n+i)/2);if(t<e[a].startTime)n=a-1;else{if(!(t>e[a].startTime&&i<r))return a;i=a+1}}return e[i].startTime-t<t-e[n].startTime?i:n}(e,t);if(n>-1)for(var a=n,s=e.length;a<s;a++){var o=e[a];if(o.startTime>=t&&o.endTime<=r)i.push(o);else if(o.startTime>r)return i}return i}(e.cues,t,r),s=0;s<a.length;s++)i&&!i(a[s])||e.removeCue(a[s]);"disabled"===n&&(e.mode=n)}(a,r,i,"audio"===n?function(e){return e.type===U.MetadataSchema.audioId3&&u}:"video"===n?function(e){return e.type===U.MetadataSchema.emsg&&l}:function(e){return e.type===U.MetadataSchema.audioId3&&u||e.type===U.MetadataSchema.emsg&&l})}},t.onLevelUpdated=function(e,t){var r=this,n=t.details;if(this.media&&n.hasProgramDateTime&&this.hls.config.enableDateRangeMetadataCues){var s=this.dateRangeCuesAppended,o=this.id3Track,l=n.dateRanges,u=Object.keys(l);if(o)for(var d=Object.keys(s).filter((function(e){return!u.includes(e)})),h=function(e){var t=d[e];Object.keys(s[t].cues).forEach((function(e){o.removeCue(s[t].cues[e])})),delete s[t]},f=d.length;f--;)h(f);var c=n.fragments[n.fragments.length-1];if(0!==u.length&&(0,a.isFiniteNumber)(null==c?void 0:c.programDateTime)){this.id3Track||(this.id3Track=this.createTrack(this.media));for(var v=c.programDateTime/1e3-c.start,g=B(),p=function(e){var t=u[e],n=l[t],a=s[t],o=(null==a?void 0:a.cues)||{},d=(null==a?void 0:a.durationKnown)||!1,h=V(n.startDate,v),f=G,c=n.endDate;if(c)f=V(c,v),d=!0;else if(n.endOnNext&&!d){var p=u.reduce((function(e,t){var r=l[t];return r.class===n.class&&r.id!==t&&r.startDate>n.startDate&&e.push(r),e}),[]).sort((function(e,t){return e.startDate.getTime()-t.startDate.getTime()}))[0];p&&(f=V(p.startDate,v),d=!0)}for(var m,y=Object.keys(n.attr),E=0;E<y.length;E++){var T=y[E];if(T!==i.ID&&T!==i.CLASS&&T!==i.START_DATE&&T!==i.DURATION&&T!==i.END_DATE&&T!==i.END_ON_NEXT){var S=o[T];if(S)d&&!a.durationKnown&&(S.endTime=f);else{var b=n.attr[T];S=new g(h,f,""),T!==i.SCTE35_OUT&&T!==i.SCTE35_IN||(m=b,b=Uint8Array.from(m.replace(/^0x/,"").replace(/([\da-fA-F]{2}) ?/g,"0x$1 ").replace(/ +$/,"").split(" ")).buffer),S.value={key:T,data:b},S.type=U.MetadataSchema.dateRange,r.id3Track.addCue(S),o[T]=S}}}s[t]={cues:o,dateRange:n,durationKnown:d}},m=0;m<u.length;m++)p(m)}}},e}();function j(e,t){for(var r=0;r<t.length;r++){var i=t[r];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(e,i.key,i)}}var K,W=function(){function e(e){var t=this;this.hls=void 0,this.config=void 0,this.media=null,this.levelDetails=null,this.currentTime=0,this.stallCount=0,this._latency=null,this.timeupdateHandler=function(){return t.timeupdate()},this.hls=e,this.config=e.config,this.registerListeners()}var t,r,i=e.prototype;return i.destroy=function(){this.unregisterListeners(),this.onMediaDetaching(),this.levelDetails=null,this.hls=this.timeupdateHandler=null},i.registerListeners=function(){this.hls.on(s.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.on(s.Events.MEDIA_DETACHING,this.onMediaDetaching,this),this.hls.on(s.Events.MANIFEST_LOADING,this.onManifestLoading,this),this.hls.on(s.Events.LEVEL_UPDATED,this.onLevelUpdated,this),this.hls.on(s.Events.ERROR,this.onError,this)},i.unregisterListeners=function(){this.hls.off(s.Events.MEDIA_ATTACHED,this.onMediaAttached),this.hls.off(s.Events.MEDIA_DETACHING,this.onMediaDetaching),this.hls.off(s.Events.MANIFEST_LOADING,this.onManifestLoading),this.hls.off(s.Events.LEVEL_UPDATED,this.onLevelUpdated),this.hls.off(s.Events.ERROR,this.onError)},i.onMediaAttached=function(e,t){this.media=t.media,this.media.addEventListener("timeupdate",this.timeupdateHandler)},i.onMediaDetaching=function(){this.media&&(this.media.removeEventListener("timeupdate",this.timeupdateHandler),this.media=null)},i.onManifestLoading=function(){this.levelDetails=null,this._latency=null,this.stallCount=0},i.onLevelUpdated=function(e,t){var r=t.details;this.levelDetails=r,r.advanced&&this.timeupdate(),!r.live&&this.media&&this.media.removeEventListener("timeupdate",this.timeupdateHandler)},i.onError=function(e,t){t.details===o.ErrorDetails.BUFFER_STALLED_ERROR&&(this.stallCount++,l.logger.warn("[playback-rate-controller]: Stall detected, adjusting target latency"))},i.timeupdate=function(){var e=this.media,t=this.levelDetails;if(e&&t){this.currentTime=e.currentTime;var r=this.computeLatency();if(null!==r){this._latency=r;var i=this.config,n=i.lowLatencyMode,a=i.maxLiveSyncPlaybackRate;if(n&&1!==a){var s=this.targetLatency;if(null!==s){var o=r-s,l=o<Math.min(this.maxLatency,s+t.targetduration);if(t.live&&l&&o>.05&&this.forwardBufferLength>1){var u=Math.min(2,Math.max(1,a)),d=Math.round(2/(1+Math.exp(-.75*o-this.edgeStalled))*20)/20;e.playbackRate=Math.min(u,Math.max(1,d))}else 1!==e.playbackRate&&0!==e.playbackRate&&(e.playbackRate=1)}}}}},i.estimateLiveEdge=function(){var e=this.levelDetails;return null===e?null:e.edge+e.age},i.computeLatency=function(){var e=this.estimateLiveEdge();return null===e?null:e-this.currentTime},t=e,(r=[{key:"latency",get:function(){return this._latency||0}},{key:"maxLatency",get:function(){var e=this.config,t=this.levelDetails;return void 0!==e.liveMaxLatencyDuration?e.liveMaxLatencyDuration:t?e.liveMaxLatencyDurationCount*t.targetduration:0}},{key:"targetLatency",get:function(){var e=this.levelDetails;if(null===e)return null;var t=e.holdBack,r=e.partHoldBack,i=e.targetduration,n=this.config,a=n.liveSyncDuration,s=n.liveSyncDurationCount,o=n.lowLatencyMode,l=this.hls.userConfig,u=o&&r||t;(l.liveSyncDuration||l.liveSyncDurationCount||0===u)&&(u=void 0!==a?a:s*i);var d=i;return u+Math.min(1*this.stallCount,d)}},{key:"liveSyncPosition",get:function(){var e=this.estimateLiveEdge(),t=this.targetLatency,r=this.levelDetails;if(null===e||null===t||null===r)return null;var i=r.edge,n=e-t-this.edgeStalled,a=i-r.totalduration,s=i-(this.config.lowLatencyMode&&r.partTarget||r.targetduration);return Math.min(Math.max(a,n),s)}},{key:"drift",get:function(){var e=this.levelDetails;return null===e?1:e.drift}},{key:"edgeStalled",get:function(){var e=this.levelDetails;if(null===e)return 0;var t=3*(this.config.lowLatencyMode&&e.partTarget||e.targetduration);return Math.max(e.age-t,0)}},{key:"forwardBufferLength",get:function(){var e=this.media,t=this.levelDetails;if(!e||!t)return 0;var r=e.buffered.length;return(r?e.buffered.end(r-1):t.edge)-this.currentTime}}])&&j(t.prototype,r),Object.defineProperty(t,"prototype",{writable:!1}),e}();function Y(e,t){for(var r=0;r<t.length;r++){var i=t[r];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(e,i.key,i)}}!function(e){e.No="",e.Yes="YES",e.v2="v2"}(K||(K={}));var q=function(){function e(e,t,r){this.msn=void 0,this.part=void 0,this.skip=void 0,this.msn=e,this.part=t,this.skip=r}return e.prototype.addDirectives=function(e){var t=new self.URL(e);return void 0!==this.msn&&t.searchParams.set("_HLS_msn",this.msn.toString()),void 0!==this.part&&t.searchParams.set("_HLS_part",this.part.toString()),this.skip&&t.searchParams.set("_HLS_skip",this.skip),t.toString()},e}(),z=function(){function e(e){this.attrs=void 0,this.audioCodec=void 0,this.bitrate=void 0,this.codecSet=void 0,this.height=void 0,this.id=void 0,this.name=void 0,this.videoCodec=void 0,this.width=void 0,this.unknownCodecs=void 0,this.audioGroupIds=void 0,this.details=void 0,this.fragmentError=0,this.loadError=0,this.loaded=void 0,this.realBitrate=0,this.textGroupIds=void 0,this.url=void 0,this._urlId=0,this.url=[e.url],this.attrs=e.attrs,this.bitrate=e.bitrate,e.details&&(this.details=e.details),this.id=e.id||0,this.name=e.name,this.width=e.width||0,this.height=e.height||0,this.audioCodec=e.audioCodec,this.videoCodec=e.videoCodec,this.unknownCodecs=e.unknownCodecs,this.codecSet=[e.videoCodec,e.audioCodec].filter((function(e){return e})).join(",").replace(/\.[^.,]+/g,"")}var t,r;return t=e,(r=[{key:"maxBitrate",get:function(){return Math.max(this.realBitrate,this.bitrate)}},{key:"uri",get:function(){return this.url[this._urlId]||""}},{key:"urlId",get:function(){return this._urlId},set:function(e){var t=e%this.url.length;this._urlId!==t&&(this.details=void 0,this._urlId=t)}}])&&Y(t.prototype,r),Object.defineProperty(t,"prototype",{writable:!1}),e}();function X(){return X=Object.assign?Object.assign.bind():function(e){for(var t=1;t<arguments.length;t++){var r=arguments[t];for(var i in r)Object.prototype.hasOwnProperty.call(r,i)&&(e[i]=r[i])}return e},X.apply(this,arguments)}function Q(e,t,r){switch(t){case"audio":e.audioGroupIds||(e.audioGroupIds=[]),e.audioGroupIds.push(r);break;case"text":e.textGroupIds||(e.textGroupIds=[]),e.textGroupIds.push(r)}}function $(e){var t={};e.forEach((function(e){var r=e.groupId||"";e.id=t[r]=t[r]||0,t[r]++}))}function Z(e,t){var r=t.startPTS;if((0,a.isFiniteNumber)(r)){var i,n=0;t.sn>e.sn?(n=r-e.start,i=e):(n=e.start-r,i=t),i.duration!==n&&(i.duration=n)}else t.sn>e.sn?e.cc===t.cc&&e.minEndPTS?t.start=e.start+(e.minEndPTS-e.start):t.start=e.start+e.duration:t.start=Math.max(e.start-t.duration,0)}function J(e,t,r,i,n,s){i-r<=0&&(l.logger.warn("Fragment should have a positive duration",t),i=r+t.duration,s=n+t.duration);var o=r,u=i,d=t.startPTS,h=t.endPTS;if((0,a.isFiniteNumber)(d)){var f=Math.abs(d-r);(0,a.isFiniteNumber)(t.deltaPTS)?t.deltaPTS=Math.max(f,t.deltaPTS):t.deltaPTS=f,o=Math.max(r,d),r=Math.min(r,d),n=Math.min(n,t.startDTS),u=Math.min(i,h),i=Math.max(i,h),s=Math.max(s,t.endDTS)}t.duration=i-r;var c=r-t.start;t.appendedPTS=i,t.start=t.startPTS=r,t.maxStartPTS=o,t.startDTS=n,t.endPTS=i,t.minEndPTS=u,t.endDTS=s;var v,g=t.sn;if(!e||g<e.startSN||g>e.endSN)return 0;var p=g-e.startSN,m=e.fragments;for(m[p]=t,v=p;v>0;v--)Z(m[v],m[v-1]);for(v=p;v<m.length-1;v++)Z(m[v],m[v+1]);return e.fragmentHint&&Z(m[m.length-1],e.fragmentHint),e.PTSKnown=e.alignedSliding=!0,c}function ee(e,t){var r=t.startSN+t.skippedSegments-e.startSN,i=e.fragments;r<0||r>=i.length||function(e,t){if(t){for(var r=e.fragments,i=e.skippedSegments;i<r.length;i++)r[i].start+=t;e.fragmentHint&&(e.fragmentHint.start+=t)}}(t,i[r].start)}var te=function(){function e(e,t){this.hls=void 0,this.timer=-1,this.canLoad=!1,this.retryCount=0,this.log=void 0,this.warn=void 0,this.log=l.logger.log.bind(l.logger,t+":"),this.warn=l.logger.warn.bind(l.logger,t+":"),this.hls=e}var t=e.prototype;return t.destroy=function(){this.clearTimer(),this.hls=this.log=this.warn=null},t.onError=function(e,t){t.fatal&&t.type===o.ErrorTypes.NETWORK_ERROR&&this.clearTimer()},t.clearTimer=function(){clearTimeout(this.timer),this.timer=-1},t.startLoad=function(){this.canLoad=!0,this.retryCount=0,this.loadPlaylist()},t.stopLoad=function(){this.canLoad=!1,this.clearTimer()},t.switchParams=function(e,t){var r=null==t?void 0:t.renditionReports;if(r)for(var i=0;i<r.length;i++){var n=r[i],s=""+n.URI;if(s===e.slice(-s.length)){var o=parseInt(n["LAST-MSN"]),l=parseInt(n["LAST-PART"]);if(t&&this.hls.config.lowLatencyMode){var u=Math.min(t.age-t.partTarget,t.targetduration);void 0!==l&&u>t.partTarget&&(l+=1)}if((0,a.isFiniteNumber)(o))return new q(o,(0,a.isFiniteNumber)(l)?l:void 0,K.No)}}},t.loadPlaylist=function(e){},t.shouldLoadTrack=function(e){return this.canLoad&&e&&!!e.url&&(!e.details||e.details.live)},t.playlistLoaded=function(e,t,r){var i=this,n=t.details,s=t.stats,o=s.loading.end?Math.max(0,self.performance.now()-s.loading.end):0;if(n.advancedDateTime=Date.now()-o,n.live||null!=r&&r.live){if(n.reloaded(r),r&&this.log("live playlist "+e+" "+(n.advanced?"REFRESHED "+n.lastPartSn+"-"+n.lastPartIndex:"MISSED")),r&&n.fragments.length>0&&function(e,t){for(var r=null,i=e.fragments,n=i.length-1;n>=0;n--){var s=i[n].initSegment;if(s){r=s;break}}e.fragmentHint&&delete e.fragmentHint.endPTS;var o,u,d,h,f,c=0;if(function(e,t,r){for(var i=t.skippedSegments,n=Math.max(e.startSN,t.startSN)-t.startSN,a=(e.fragmentHint?1:0)+(i?t.endSN:Math.min(e.endSN,t.endSN))-t.startSN,s=t.startSN-e.startSN,o=t.fragmentHint?t.fragments.concat(t.fragmentHint):t.fragments,l=e.fragmentHint?e.fragments.concat(e.fragmentHint):e.fragments,u=n;u<=a;u++){var d=l[s+u],h=o[u];i&&!h&&u<i&&(h=t.fragments[u]=d),d&&h&&r(d,h)}}(e,t,(function(e,i){e.relurl&&(c=e.cc-i.cc),(0,a.isFiniteNumber)(e.startPTS)&&(0,a.isFiniteNumber)(e.endPTS)&&(i.start=i.startPTS=e.startPTS,i.startDTS=e.startDTS,i.appendedPTS=e.appendedPTS,i.maxStartPTS=e.maxStartPTS,i.endPTS=e.endPTS,i.endDTS=e.endDTS,i.minEndPTS=e.minEndPTS,i.duration=e.endPTS-e.startPTS,i.duration&&(o=i),t.PTSKnown=t.alignedSliding=!0),i.elementaryStreams=e.elementaryStreams,i.loader=e.loader,i.stats=e.stats,i.urlId=e.urlId,e.initSegment&&(i.initSegment=e.initSegment,r=e.initSegment)})),r&&(t.fragmentHint?t.fragments.concat(t.fragmentHint):t.fragments).forEach((function(e){var t;e.initSegment&&e.initSegment.relurl!==(null===(t=r)||void 0===t?void 0:t.relurl)||(e.initSegment=r)})),t.skippedSegments)if(t.deltaUpdateFailed=t.fragments.some((function(e){return!e})),t.deltaUpdateFailed){l.logger.warn("[level-helper] Previous playlist missing segments skipped in delta playlist");for(var v=t.skippedSegments;v--;)t.fragments.shift();t.startSN=t.fragments[0].sn,t.startCC=t.fragments[0].cc}else t.canSkipDateRanges&&(t.dateRanges=(u=e.dateRanges,d=t.dateRanges,h=t.recentlyRemovedDateranges,f=X({},u),h&&h.forEach((function(e){delete f[e]})),Object.keys(d).forEach((function(e){var t=new g(d[e].attr,f[e]);t.isValid?f[e]=t:l.logger.warn('Ignoring invalid Playlist Delta Update DATERANGE tag: "'+JSON.stringify(d[e].attr)+'"')})),f));var p=t.fragments;if(c){l.logger.warn("discontinuity sliding from playlist, take drift into account");for(var m=0;m<p.length;m++)p[m].cc+=c}t.skippedSegments&&(t.startCC=t.fragments[0].cc),function(e,t,r){if(e&&t)for(var i=0,n=0,a=e.length;n<=a;n++){var s=e[n],o=t[n+i];s&&o&&s.index===o.index&&s.fragment.sn===o.fragment.sn?(l=s,(u=o).elementaryStreams=l.elementaryStreams,u.stats=l.stats):i--}var l,u}(e.partList,t.partList),o?J(t,o,o.startPTS,o.endPTS,o.startDTS,o.endDTS):ee(e,t),p.length&&(t.totalduration=t.edge-p[0].start),t.driftStartTime=e.driftStartTime,t.driftStart=e.driftStart;var y=t.advancedDateTime;if(t.advanced&&y){var E=t.edge;t.driftStart||(t.driftStartTime=y,t.driftStart=E),t.driftEndTime=y,t.driftEnd=E}else t.driftEndTime=e.driftEndTime,t.driftEnd=e.driftEnd,t.advancedDateTime=e.advancedDateTime}(r,n),!this.canLoad||!n.live)return;var u,d=void 0,h=void 0;if(n.canBlockReload&&n.endSN&&n.advanced){var f=this.hls.config.lowLatencyMode,c=n.lastPartSn,v=n.endSN,p=n.lastPartIndex,m=c===v;-1!==p?(d=m?v+1:c,h=m?f?0:p:p+1):d=v+1;var y=n.age,E=y+n.ageHeader,T=Math.min(E-n.partTarget,1.5*n.targetduration);if(T>0){if(r&&T>r.tuneInGoal)this.warn("CDN Tune-in goal increased from: "+r.tuneInGoal+" to: "+T+" with playlist age: "+n.age),T=0;else{var S=Math.floor(T/n.targetduration);d+=S,void 0!==h&&(h+=Math.round(T%n.targetduration/n.partTarget)),this.log("CDN Tune-in age: "+n.ageHeader+"s last advanced "+y.toFixed(2)+"s goal: "+T+" skip sn "+S+" to part "+h)}n.tuneInGoal=T}if(u=this.getDeliveryDirectives(n,t.deliveryDirectives,d,h),f||!m)return void this.loadPlaylist(u)}else u=this.getDeliveryDirectives(n,t.deliveryDirectives,d,h);var b=function(e,t){var r,i=1e3*e.levelTargetDuration,n=i/2,a=e.age,s=a>0&&a<3*i,o=t.loading.end-t.loading.start,l=e.availabilityDelay;if(!1===e.updated)if(s){var u=333*e.misses;r=Math.max(Math.min(n,2*o),u),e.availabilityDelay=(e.availabilityDelay||0)+r}else r=n;else s?(l=Math.min(l||i/2,a),e.availabilityDelay=l,r=l+i-a):r=i-o;return Math.round(r)}(n,s);void 0!==d&&n.canBlockReload&&(b-=n.partTarget||1),this.log("reload live playlist "+e+" in "+Math.round(b)+" ms"),this.timer=self.setTimeout((function(){return i.loadPlaylist(u)}),b)}else this.clearTimer()},t.getDeliveryDirectives=function(e,t,r,i){var n=function(e,t){var r=e.canSkipUntil,i=e.canSkipDateRanges,n=e.endSN;return r&&(void 0!==t?t-n:0)<r?i?K.v2:K.Yes:K.No}(e,r);return null!=t&&t.skip&&e.deltaUpdateFailed&&(r=t.msn,i=t.part,n=K.No),new q(r,i,n)},t.retryLoadingOrFail=function(e){var t,r=this,i=this.hls.config,n=this.retryCount<i.levelLoadingMaxRetry;if(n)if(this.retryCount++,e.details.indexOf("LoadTimeOut")>-1&&null!==(t=e.context)&&void 0!==t&&t.deliveryDirectives)this.warn("retry playlist loading #"+this.retryCount+' after "'+e.details+'"'),this.loadPlaylist();else{var a=Math.min(Math.pow(2,this.retryCount)*i.levelLoadingRetryDelay,i.levelLoadingMaxRetryTimeout);this.timer=self.setTimeout((function(){return r.loadPlaylist()}),a),this.warn("retry playlist loading #"+this.retryCount+" in "+a+' ms after "'+e.details+'"')}else this.warn('cannot recover from error "'+e.details+'"'),this.clearTimer(),e.fatal=!0;return n},e}();function re(){return re=Object.assign?Object.assign.bind():function(e){for(var t=1;t<arguments.length;t++){var r=arguments[t];for(var i in r)Object.prototype.hasOwnProperty.call(r,i)&&(e[i]=r[i])}return e},re.apply(this,arguments)}function ie(e,t){for(var r=0;r<t.length;r++){var i=t[r];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(e,i.key,i)}}function ne(e,t){return ne=Object.setPrototypeOf?Object.setPrototypeOf.bind():function(e,t){return e.__proto__=t,e},ne(e,t)}var ae,se=/chrome|firefox/.test(navigator.userAgent.toLowerCase()),oe=function(e){var t,r;function i(t){var r;return(r=e.call(this,t,"[level-controller]")||this)._levels=[],r._firstLevel=-1,r._startLevel=void 0,r.currentLevelIndex=-1,r.manualLevelIndex=-1,r.onParsedComplete=void 0,r._registerListeners(),r}r=e,(t=i).prototype=Object.create(r.prototype),t.prototype.constructor=t,ne(t,r);var n,a,l=i.prototype;return l._registerListeners=function(){var e=this.hls;e.on(s.Events.MANIFEST_LOADED,this.onManifestLoaded,this),e.on(s.Events.LEVEL_LOADED,this.onLevelLoaded,this),e.on(s.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),e.on(s.Events.FRAG_LOADED,this.onFragLoaded,this),e.on(s.Events.ERROR,this.onError,this)},l._unregisterListeners=function(){var e=this.hls;e.off(s.Events.MANIFEST_LOADED,this.onManifestLoaded,this),e.off(s.Events.LEVEL_LOADED,this.onLevelLoaded,this),e.off(s.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),e.off(s.Events.FRAG_LOADED,this.onFragLoaded,this),e.off(s.Events.ERROR,this.onError,this)},l.destroy=function(){this._unregisterListeners(),this.manualLevelIndex=-1,this._levels.length=0,e.prototype.destroy.call(this)},l.startLoad=function(){this._levels.forEach((function(e){e.loadError=0})),e.prototype.startLoad.call(this)},l.onManifestLoaded=function(e,t){var r,i,n=[],a=[],l=[],u={},d=!1,h=!1,f=!1;if(t.levels.forEach((function(e){var t=e.attrs;d=d||!(!e.width||!e.height),h=h||!!e.videoCodec,f=f||!!e.audioCodec,se&&e.audioCodec&&-1!==e.audioCodec.indexOf("mp4a.40.34")&&(e.audioCodec=void 0);var r=e.bitrate+"-"+e.attrs.RESOLUTION+"-"+e.attrs.CODECS;(i=u[r])?i.url.push(e.url):(i=new z(e),u[r]=i,n.push(i)),t&&(t.AUDIO&&Q(i,"audio",t.AUDIO),t.SUBTITLES&&Q(i,"text",t.SUBTITLES))})),(d||h)&&f&&(n=n.filter((function(e){var t=e.videoCodec,r=e.width,i=e.height;return!!t||!(!r||!i)}))),n=n.filter((function(e){var t=e.audioCodec,r=e.videoCodec;return(!t||S(t,"audio"))&&(!r||S(r,"video"))})),t.audioTracks&&$(a=t.audioTracks.filter((function(e){return!e.audioCodec||S(e.audioCodec,"audio")}))),t.subtitles&&$(l=t.subtitles),n.length>0){r=n[0].bitrate,n.sort((function(e,t){return e.bitrate-t.bitrate})),this._levels=n;for(var c=0;c<n.length;c++)if(n[c].bitrate===r){this._firstLevel=c,this.log("manifest loaded, "+n.length+" level(s) found, first bitrate: "+r);break}var v=f&&!h,g={levels:n,audioTracks:a,subtitleTracks:l,firstLevel:this._firstLevel,stats:t.stats,audio:f,video:h,altAudio:!v&&a.some((function(e){return!!e.url}))};this.hls.trigger(s.Events.MANIFEST_PARSED,g),(this.hls.config.autoStartLoad||this.hls.forceStartLoad)&&this.hls.startLoad(this.hls.config.startPosition)}else this.hls.trigger(s.Events.ERROR,{type:o.ErrorTypes.MEDIA_ERROR,details:o.ErrorDetails.MANIFEST_INCOMPATIBLE_CODECS_ERROR,fatal:!0,url:t.url,reason:"no level with compatible codecs found in manifest"})},l.onError=function(t,r){var i;if(e.prototype.onError.call(this,t,r),!r.fatal){var n=r.context,a=this._levels[this.currentLevelIndex];if(n&&(n.type===C.PlaylistContextType.AUDIO_TRACK&&a.audioGroupIds&&n.groupId===a.audioGroupIds[a.urlId]||n.type===C.PlaylistContextType.SUBTITLE_TRACK&&a.textGroupIds&&n.groupId===a.textGroupIds[a.urlId]))this.redundantFailover(this.currentLevelIndex);else{var s,l=!1,u=!0;switch(r.details){case o.ErrorDetails.FRAG_LOAD_ERROR:case o.ErrorDetails.FRAG_LOAD_TIMEOUT:case o.ErrorDetails.KEY_LOAD_ERROR:case o.ErrorDetails.KEY_LOAD_TIMEOUT:if(r.frag){var d=r.frag.type===C.PlaylistLevelType.MAIN?r.frag.level:this.currentLevelIndex,h=this._levels[d];h?(h.fragmentError++,h.fragmentError>this.hls.config.fragLoadingMaxRetry&&(s=d)):s=d}break;case o.ErrorDetails.LEVEL_LOAD_ERROR:case o.ErrorDetails.LEVEL_LOAD_TIMEOUT:n&&(n.deliveryDirectives&&(u=!1),s=n.level),l=!0;break;case o.ErrorDetails.REMUX_ALLOC_ERROR:s=null!=(i=r.level)?i:this.currentLevelIndex,l=!0}void 0!==s&&this.recoverLevel(r,s,l,u)}}},l.recoverLevel=function(e,t,r,i){var n=e.details,a=this._levels[t];if(a.loadError++,r){if(!this.retryLoadingOrFail(e))return void(this.currentLevelIndex=-1);e.levelRetry=!0}if(i){var s=a.url.length;if(s>1&&a.loadError<s)e.levelRetry=!0,this.redundantFailover(t);else if(-1===this.manualLevelIndex){for(var o=-1,l=this._levels,u=l.length;u--;){var d=(u+this.currentLevelIndex)%l.length;if(d!==this.currentLevelIndex&&0===l[d].loadError){o=d;break}}o>-1&&this.currentLevelIndex!==o&&(this.warn(n+": switch to "+o),e.levelRetry=!0,this.hls.nextAutoLevel=o)}}},l.redundantFailover=function(e){var t=this._levels[e],r=t.url.length;if(r>1){var i=(t.urlId+1)%r;this.warn("Switching to redundant URL-id "+i),this._levels.forEach((function(e){e.urlId=i})),this.level=e}},l.onFragLoaded=function(e,t){var r=t.frag;if(void 0!==r&&r.type===C.PlaylistLevelType.MAIN){var i=this._levels[r.level];void 0!==i&&(i.fragmentError=0,i.loadError=0)}},l.onLevelLoaded=function(e,t){var r,i,n=t.level,a=t.details,s=this._levels[n];if(!s)return this.warn("Invalid level index "+n),void(null!==(i=t.deliveryDirectives)&&void 0!==i&&i.skip&&(a.deltaUpdateFailed=!0));n===this.currentLevelIndex?(0===s.fragmentError&&(s.loadError=0,this.retryCount=0),this.playlistLoaded(n,t,s.details)):null!==(r=t.deliveryDirectives)&&void 0!==r&&r.skip&&(a.deltaUpdateFailed=!0)},l.onAudioTrackSwitched=function(e,t){var r=this.hls.levels[this.currentLevelIndex];if(r&&r.audioGroupIds){for(var i=-1,n=this.hls.audioTracks[t.id].groupId,a=0;a<r.audioGroupIds.length;a++)if(r.audioGroupIds[a]===n){i=a;break}i!==r.urlId&&(r.urlId=i,this.startLoad())}},l.loadPlaylist=function(e){var t=this.currentLevelIndex,r=this._levels[t];if(this.canLoad&&r&&r.url.length>0){var i=r.urlId,n=r.url[i];if(e)try{n=e.addDirectives(n)}catch(e){this.warn("Could not construct new URL with HLS Delivery Directives: "+e)}this.log("Attempt loading level index "+t+(e?" at sn "+e.msn+" part "+e.part:"")+" with URL-id "+i+" "+n),this.clearTimer(),this.hls.trigger(s.Events.LEVEL_LOADING,{url:n,level:t,id:i,deliveryDirectives:e||null})}},l.removeLevel=function(e,t){var r=function(e,r){return r!==t},i=this._levels.filter((function(i,n){return n!==e||i.url.length>1&&void 0!==t&&(i.url=i.url.filter(r),i.audioGroupIds&&(i.audioGroupIds=i.audioGroupIds.filter(r)),i.textGroupIds&&(i.textGroupIds=i.textGroupIds.filter(r)),i.urlId=0,!0)})).map((function(e,t){var r=e.details;return null!=r&&r.fragments&&r.fragments.forEach((function(e){e.level=t})),e}));this._levels=i,this.hls.trigger(s.Events.LEVELS_UPDATED,{levels:i})},n=i,(a=[{key:"levels",get:function(){return 0===this._levels.length?null:this._levels}},{key:"level",get:function(){return this.currentLevelIndex},set:function(e){var t,r=this._levels;if(0!==r.length&&(this.currentLevelIndex!==e||null===(t=r[e])||void 0===t||!t.details)){if(e<0||e>=r.length){var i=e<0;if(this.hls.trigger(s.Events.ERROR,{type:o.ErrorTypes.OTHER_ERROR,details:o.ErrorDetails.LEVEL_SWITCH_ERROR,level:e,fatal:i,reason:"invalid level idx"}),i)return;e=Math.min(e,r.length-1)}this.clearTimer();var n=this.currentLevelIndex,a=r[n],l=r[e];this.log("switching to level "+e+" from "+n),this.currentLevelIndex=e;var u=re({},l,{level:e,maxBitrate:l.maxBitrate,uri:l.uri,urlId:l.urlId});delete u._urlId,this.hls.trigger(s.Events.LEVEL_SWITCHING,u);var d=l.details;if(!d||d.live){var h=this.switchParams(l.uri,null==a?void 0:a.details);this.loadPlaylist(h)}}}},{key:"manualLevel",get:function(){return this.manualLevelIndex},set:function(e){this.manualLevelIndex=e,void 0===this._startLevel&&(this._startLevel=e),-1!==e&&(this.level=e)}},{key:"firstLevel",get:function(){return this._firstLevel},set:function(e){this._firstLevel=e}},{key:"startLevel",get:function(){if(void 0===this._startLevel){var e=this.hls.config.startLevel;return void 0!==e?e:this._firstLevel}return this._startLevel},set:function(e){this._startLevel=e}},{key:"nextLoadLevel",get:function(){return-1!==this.manualLevelIndex?this.manualLevelIndex:this.hls.nextAutoLevel},set:function(e){this.level=e,-1===this.manualLevelIndex&&(this.hls.nextAutoLevel=e)}}])&&ie(n.prototype,a),Object.defineProperty(n,"prototype",{writable:!1}),i}(te);!function(e){e.NOT_LOADED="NOT_LOADED",e.APPENDING="APPENDING",e.PARTIAL="PARTIAL",e.OK="OK"}(ae||(ae={}));var le=function(){function e(e){this.activeFragment=null,this.activeParts=null,this.fragments=Object.create(null),this.timeRanges=Object.create(null),this.bufferPadding=.2,this.hls=void 0,this.hls=e,this._registerListeners()}var t=e.prototype;return t._registerListeners=function(){var e=this.hls;e.on(s.Events.BUFFER_APPENDED,this.onBufferAppended,this),e.on(s.Events.FRAG_BUFFERED,this.onFragBuffered,this),e.on(s.Events.FRAG_LOADED,this.onFragLoaded,this)},t._unregisterListeners=function(){var e=this.hls;e.off(s.Events.BUFFER_APPENDED,this.onBufferAppended,this),e.off(s.Events.FRAG_BUFFERED,this.onFragBuffered,this),e.off(s.Events.FRAG_LOADED,this.onFragLoaded,this)},t.destroy=function(){this._unregisterListeners(),this.fragments=this.timeRanges=null},t.getAppendedFrag=function(e,t){if(t===C.PlaylistLevelType.MAIN){var r=this.activeFragment,i=this.activeParts;if(!r)return null;if(i)for(var n=i.length;n--;){var a=i[n],s=a?a.end:r.appendedPTS;if(a.start<=e&&void 0!==s&&e<=s)return n>9&&(this.activeParts=i.slice(n-9)),a}else if(r.start<=e&&void 0!==r.appendedPTS&&e<=r.appendedPTS)return r}return this.getBufferedFrag(e,t)},t.getBufferedFrag=function(e,t){for(var r=this.fragments,i=Object.keys(r),n=i.length;n--;){var a=r[i[n]];if((null==a?void 0:a.body.type)===t&&a.buffered){var s=a.body;if(s.start<=e&&e<=s.end)return s}}return null},t.detectEvictedFragments=function(e,t,r){var i=this;Object.keys(this.fragments).forEach((function(n){var a=i.fragments[n];if(a)if(a.buffered){var s=a.range[e];s&&s.time.some((function(e){var r=!i.isTimeBuffered(e.startPTS,e.endPTS,t);return r&&i.removeFragment(a.body),r}))}else a.body.type===r&&i.removeFragment(a.body)}))},t.detectPartialFragments=function(e){var t=this,r=this.timeRanges,i=e.frag,n=e.part;if(r&&"initSegment"!==i.sn){var a=de(i),s=this.fragments[a];s&&(Object.keys(r).forEach((function(e){var a=i.elementaryStreams[e];if(a){var o=r[e],l=null!==n||!0===a.partial;s.range[e]=t.getBufferedTimes(i,n,l,o)}})),s.loaded=null,Object.keys(s.range).length?s.buffered=!0:this.removeFragment(s.body))}},t.fragBuffered=function(e){var t=de(e),r=this.fragments[t];r&&(r.loaded=null,r.buffered=!0)},t.getBufferedTimes=function(e,t,r,i){for(var n={time:[],partial:r},a=t?t.start:e.start,s=t?t.end:e.end,o=e.minEndPTS||s,l=e.maxStartPTS||a,u=0;u<i.length;u++){var d=i.start(u)-this.bufferPadding,h=i.end(u)+this.bufferPadding;if(l>=d&&o<=h){n.time.push({startPTS:Math.max(a,i.start(u)),endPTS:Math.min(s,i.end(u))});break}if(a<h&&s>d)n.partial=!0,n.time.push({startPTS:Math.max(a,i.start(u)),endPTS:Math.min(s,i.end(u))});else if(s<=d)break}return n},t.getPartialFragment=function(e){var t,r,i,n=null,a=0,s=this.bufferPadding,o=this.fragments;return Object.keys(o).forEach((function(l){var u=o[l];u&&ue(u)&&(r=u.body.start-s,i=u.body.end+s,e>=r&&e<=i&&(t=Math.min(e-r,i-e),a<=t&&(n=u.body,a=t)))})),n},t.getState=function(e){var t=de(e),r=this.fragments[t];return r?r.buffered?ue(r)?ae.PARTIAL:ae.OK:ae.APPENDING:ae.NOT_LOADED},t.isTimeBuffered=function(e,t,r){for(var i,n,a=0;a<r.length;a++){if(i=r.start(a)-this.bufferPadding,n=r.end(a)+this.bufferPadding,e>=i&&t<=n)return!0;if(t<=i)return!1}return!1},t.onFragLoaded=function(e,t){var r=t.frag,i=t.part;if("initSegment"!==r.sn&&!r.bitrateTest&&!i){var 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r=this.levels[t.frag.level].details;r&&this.loadFragment(t.frag,r,t.frag.start)}},h.onLevelSwitching=function(e,t){this.fragLoadError=0},h.onHandlerDestroying=function(){this.stopLoad(),e.prototype.onHandlerDestroying.call(this)},h.onHandlerDestroyed=function(){this.state=Oe,this.hls.off(s.Events.KEY_LOADED,this.onKeyLoaded,this),this.hls.off(s.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),this.fragmentLoader&&this.fragmentLoader.destroy(),this.decrypter&&this.decrypter.destroy(),this.hls=this.log=this.warn=this.decrypter=this.fragmentLoader=this.fragmentTracker=null,e.prototype.onHandlerDestroyed.call(this)},h.loadKey=function(e,t){this.log("Loading key for "+e.sn+" of ["+t.startSN+"-"+t.endSN+"], "+("[stream-controller]"===this.logPrefix?"level":"track")+" "+e.level),this.state=Me,this.fragCurrent=e,this.hls.trigger(s.Events.KEY_LOADING,{frag:e})},h.loadFragment=function(e,t,r){this._loadFragForPlayback(e,t,r)},h._loadFragForPlayback=function(e,t,r){var i=this;this._doFragLoad(e,t,r,(function(t){if(i.fragContextChanged(e))return i.warn("Fragment "+e.sn+(t.part?" p: "+t.part.index:"")+" of level "+e.level+" was dropped during download."),void i.fragmentTracker.removeFragment(e);e.stats.chunkCount++,i._handleFragmentLoadProgress(t)})).then((function(t){if(t){i.fragLoadError=0;var r=i.state;i.fragContextChanged(e)?(r===Ne||!i.fragCurrent&&r===Be)&&(i.fragmentTracker.removeFragment(e),i.state=Fe):("payload"in t&&(i.log("Loaded fragment "+e.sn+" of level "+e.level),i.hls.trigger(s.Events.FRAG_LOADED,t)),i._handleFragmentLoadComplete(t))}})).catch((function(t){i.state!==Oe&&i.state!==He&&(i.warn(t),i.resetFragmentLoading(e))}))},h.flushMainBuffer=function(e,t,r){if(void 0===r&&(r=null),e-t){var i={startOffset:e,endOffset:t,type:r};this.fragLoadError=0,this.hls.trigger(s.Events.BUFFER_FLUSHING,i)}},h._loadInitSegment=function(e){var t=this;this._doFragLoad(e).then((function(r){if(!r||t.fragContextChanged(e)||!t.levels)throw new Error("init load aborted");return r})).then((function(r){var i=t.hls,n=r.payload,a=e.decryptdata;if(n&&n.byteLength>0&&a&&a.key&&a.iv&&"AES-128"===a.method){var o=self.performance.now();return t.decrypter.webCryptoDecrypt(new Uint8Array(n),a.key.buffer,a.iv.buffer).then((function(t){var n=self.performance.now();return i.trigger(s.Events.FRAG_DECRYPTED,{frag:e,payload:t,stats:{tstart:o,tdecrypt:n}}),r.payload=t,r}))}return r})).then((function(r){var i=t.fragCurrent,n=t.hls,a=t.levels;if(!a)throw new Error("init load aborted, missing levels");a[e.level].details;var o=e.stats;t.state=Fe,t.fragLoadError=0,e.data=new Uint8Array(r.payload),o.parsing.start=o.buffering.start=self.performance.now(),o.parsing.end=o.buffering.end=self.performance.now(),r.frag===i&&n.trigger(s.Events.FRAG_BUFFERED,{stats:o,frag:i,part:null,id:e.type}),t.tick()})).catch((function(r){t.state!==Oe&&t.state!==He&&(t.warn(r),t.resetFragmentLoading(e))}))},h.fragContextChanged=function(e){var t=this.fragCurrent;return!e||!t||e.level!==t.level||e.sn!==t.sn||e.urlId!==t.urlId},h.fragBufferedComplete=function(e,t){var r,i,n=this.mediaBuffer?this.mediaBuffer:this.media;this.log("Buffered "+e.type+" sn: "+e.sn+(t?" part: "+t.index:"")+" of "+("[stream-controller]"===this.logPrefix?"level":"track")+" "+e.level+" "+(n?Ie(ce.getBuffered(n)):"(detached)")),this.state=Fe,n&&(!this.loadedmetadata&&e.type==C.PlaylistLevelType.MAIN&&n.buffered.length&&(null===(r=this.fragCurrent)||void 0===r?void 0:r.sn)===(null===(i=this.fragPrevious)||void 0===i?void 0:i.sn)&&(this.loadedmetadata=!0,this.seekToStartPos()),this.tick())},h.seekToStartPos=function(){},h._handleFragmentLoadComplete=function(e){var t=this.transmuxer;if(t){var r=e.frag,i=e.part,n=e.partsLoaded,a=!n||0===n.length||n.some((function(e){return!e})),s=new ve(r.level,r.sn,r.stats.chunkCount+1,0,i?i.index:-1,!a);t.flush(s)}},h._handleFragmentLoadProgress=function(e){},h._doFragLoad=function(e,t,r,i){var n=this;if(void 0===r&&(r=null),!this.levels)throw new Error("frag load aborted, missing levels");if(r=Math.max(e.start,r||0),this.config.lowLatencyMode&&t){var o=t.partList;if(o&&i){r>e.end&&t.fragmentHint&&(e=t.fragmentHint);var l=this.getNextPart(o,e,r);if(l>-1){var u=o[l];return this.log("Loading part sn: "+e.sn+" p: "+u.index+" cc: "+e.cc+" of playlist ["+t.startSN+"-"+t.endSN+"] parts [0-"+l+"-"+(o.length-1)+"] "+("[stream-controller]"===this.logPrefix?"level":"track")+": "+e.level+", target: "+parseFloat(r.toFixed(3))),this.nextLoadPosition=u.start+u.duration,this.state=Ne,this.hls.trigger(s.Events.FRAG_LOADING,{frag:e,part:o[l],targetBufferTime:r}),this.doFragPartsLoad(e,o,l,i).catch((function(e){return n.handleFragLoadError(e)}))}if(!e.url||this.loadedEndOfParts(o,r))return Promise.resolve(null)}}return this.log("Loading fragment "+e.sn+" cc: "+e.cc+" "+(t?"of ["+t.startSN+"-"+t.endSN+"] ":"")+("[stream-controller]"===this.logPrefix?"level":"track")+": "+e.level+", target: "+parseFloat(r.toFixed(3))),(0,a.isFiniteNumber)(e.sn)&&!this.bitrateTest&&(this.nextLoadPosition=e.start+e.duration),this.state=Ne,this.hls.trigger(s.Events.FRAG_LOADING,{frag:e,targetBufferTime:r}),this.fragmentLoader.load(e,i).catch((function(e){return n.handleFragLoadError(e)}))},h.doFragPartsLoad=function(e,t,r,i){var n=this;return new Promise((function(a,o){var l=[];!function r(u){var d=t[u];n.fragmentLoader.loadPart(e,d,i).then((function(i){l[d.index]=i;var o=i.part;n.hls.trigger(s.Events.FRAG_LOADED,i);var h=t[u+1];if(!h||h.fragment!==e)return a({frag:e,part:o,partsLoaded:l});r(u+1)})).catch(o)}(r)}))},h.handleFragLoadError=function(e){var t=e.data;return t&&t.details===o.ErrorDetails.INTERNAL_ABORTED?this.handleFragLoadAborted(t.frag,t.part):this.hls.trigger(s.Events.ERROR,t),null},h._handleTransmuxerFlush=function(e){var t=this.getCurrentContext(e);if(t&&this.state===Be){var r=t.frag,i=t.part,n=t.level,a=self.performance.now();r.stats.parsing.end=a,i&&(i.stats.parsing.end=a),this.updateLevelTiming(r,i,n,e.partial)}else this.fragCurrent||(this.state=Fe)},h.getCurrentContext=function(e){var t=this.levels,r=e.level,i=e.sn,n=e.part;if(!t||!t[r])return this.warn("Levels object was unset while buffering fragment "+i+" of level "+r+". The current chunk will not be buffered."),null;var a=t[r],s=n>-1?function(e,t,r){if(!e||!e.details)return null;var i=e.details.partList;if(i)for(var n=i.length;n--;){var a=i[n];if(a.index===r&&a.fragment.sn===t)return a}return null}(a,i,n):null,o=s?s.fragment:function(e,t,r){if(!e||!e.details)return null;var i=e.details,n=i.fragments[t-i.startSN];return n||((n=i.fragmentHint)&&n.sn===t?n:t<i.startSN&&r&&r.sn===t?r:null)}(a,i,this.fragCurrent);return o?{frag:o,part:s,level:a}:null},h.bufferFragmentData=function(e,t,r,i){if(e&&this.state===Be){var n=e.data1,a=e.data2,o=n;if(n&&a&&(o=(0,u.appendUint8Array)(n,a)),o&&o.length){var l={type:e.type,frag:t,part:r,chunkMeta:i,parent:t.type,data:o};this.hls.trigger(s.Events.BUFFER_APPENDING,l),e.dropped&&e.independent&&!r&&this.flushBufferGap(t)}}},h.flushBufferGap=function(e){var t=this.media;if(t)if(ce.isBuffered(t,t.currentTime)){var r=t.currentTime,i=ce.bufferInfo(t,r,0),n=e.duration,a=Math.min(2*this.config.maxFragLookUpTolerance,.25*n),s=Math.max(Math.min(e.start-a,i.end-a),r+a);e.start-s>a&&this.flushMainBuffer(s,e.start)}else this.flushMainBuffer(0,e.start)},h.getFwdBufferInfo=function(e,t){var r=this.config,i=this.getLoadPosition();if(!(0,a.isFiniteNumber)(i))return null;var n=ce.bufferInfo(e,i,r.maxBufferHole);if(0===n.len&&void 0!==n.nextStart){var s=this.fragmentTracker.getBufferedFrag(i,t);if(s&&n.nextStart<s.end)return ce.bufferInfo(e,i,Math.max(n.nextStart,r.maxBufferHole))}return n},h.getMaxBufferLength=function(e){var t,r=this.config;return t=e?Math.max(8*r.maxBufferSize/e,r.maxBufferLength):r.maxBufferLength,Math.min(t,r.maxMaxBufferLength)},h.reduceMaxBufferLength=function(e){var t=this.config,r=e||t.maxBufferLength;return t.maxMaxBufferLength>=r&&(t.maxMaxBufferLength/=2,this.warn("Reduce max buffer length to "+t.maxMaxBufferLength+"s"),!0)},h.getNextFragment=function(e,t){var r=t.fragments,i=r.length;if(!i)return null;var n,a=this.config,s=r[0].start;if(t.live){var o=a.initialLiveManifestSize;if(i<o)return this.warn("Not enough fragments to start playback (have: "+i+", need: "+o+")"),null;t.PTSKnown||this.startFragRequested||-1!==this.startPosition||(n=this.getInitialLiveFragment(t,r),this.startPosition=n?this.hls.liveSyncPosition||n.start:e)}else e<=s&&(n=r[0]);if(!n){var l=a.lowLatencyMode?t.partEnd:t.fragmentEnd;n=this.getFragmentAtPosition(e,l,t)}return this.mapToInitFragWhenRequired(n)},h.mapToInitFragWhenRequired=function(e){return null==e||!e.initSegment||null!=e&&e.initSegment.data||this.bitrateTest?e:e.initSegment},h.getNextPart=function(e,t,r){for(var i=-1,n=!1,a=!0,s=0,o=e.length;s<o;s++){var l=e[s];if(a=a&&!l.independent,i>-1&&r<l.start)break;var u=l.loaded;!u&&(n||l.independent||a)&&l.fragment===t&&(i=s),n=u}return i},h.loadedEndOfParts=function(e,t){var r=e[e.length-1];return r&&t>r.start&&r.loaded},h.getInitialLiveFragment=function(e,t){var r=this.fragPrevious,i=null;if(r){if(e.hasProgramDateTime&&(this.log("Live playlist, switching playlist, load frag with same PDT: "+r.programDateTime),i=function(e,t,r){if(null===t||!Array.isArray(e)||!e.length||!(0,a.isFiniteNumber)(t))return null;if(t<(e[0].programDateTime||0))return null;if(t>=(e[e.length-1].endProgramDateTime||0))return null;r=r||0;for(var i=0;i<e.length;++i){var n=e[i];if(Ee(t,r,n))return n}return null}(t,r.endProgramDateTime,this.config.maxFragLookUpTolerance)),!i){var n=r.sn+1;if(n>=e.startSN&&n<=e.endSN){var s=t[n-e.startSN];r.cc===s.cc&&(i=s,this.log("Live playlist, switching playlist, load frag with next SN: "+i.sn))}i||(i=function(e,t){return me(e,(function(e){return e.cc<t?1:e.cc>t?-1:0}))}(t,r.cc),i&&this.log("Live playlist, switching playlist, load frag with same CC: "+i.sn))}}else{var o=this.hls.liveSyncPosition;null!==o&&(i=this.getFragmentAtPosition(o,this.bitrateTest?e.fragmentEnd:e.edge,e))}return i},h.getFragmentAtPosition=function(e,t,r){var i,n=this.config,a=this.fragPrevious,s=r.fragments,o=r.endSN,l=r.fragmentHint,u=n.maxFragLookUpTolerance,d=!!(n.lowLatencyMode&&r.partList&&l);if(d&&l&&!this.bitrateTest&&(s=s.concat(l),o=l.sn),i=e<t?function(e,t,r,i){void 0===r&&(r=0),void 0===i&&(i=0);var n=null;return e?n=t[e.sn-t[0].sn+1]||null:0===r&&0===t[0].start&&(n=t[0]),n&&0===ye(r,i,n)?n:me(t,ye.bind(null,r,i))||n}(a,s,e,e>t-u?0:u):s[s.length-1],i){var h=i.sn-r.startSN;if(this.fragmentTracker.getState(i)===ae.OK&&(a=i),a&&i.sn===a.sn&&!d&&a&&i.level===a.level){var f=s[h+1];i.sn<o&&this.fragmentTracker.getState(f)!==ae.OK?(this.log("SN "+i.sn+" just loaded, load next one: "+f.sn),i=f):i=null}}return i},h.synchronizeToLiveEdge=function(e){var t=this.config,r=this.media;if(r){var i=this.hls.liveSyncPosition,n=r.currentTime,a=e.fragments[0].start,s=e.edge,o=n>=a-t.maxFragLookUpTolerance&&n<=s;if(null!==i&&r.duration>i&&(n<i||!o)){var l=void 0!==t.liveMaxLatencyDuration?t.liveMaxLatencyDuration:t.liveMaxLatencyDurationCount*e.targetduration;(!o&&r.readyState<4||n<s-l)&&(this.loadedmetadata||(this.nextLoadPosition=i),r.readyState&&(this.warn("Playback: "+n.toFixed(3)+" is located too far from the end of live sliding playlist: "+s+", reset currentTime to : "+i.toFixed(3)),r.currentTime=i))}}},h.alignPlaylists=function(e,t){var r=this.levels,i=this.levelLastLoaded,n=this.fragPrevious,s=null!==i?r[i]:null,o=e.fragments.length;if(!o)return this.warn("No fragments in live playlist"),0;var u=e.fragments[0].start,d=!t,h=e.alignedSliding&&(0,a.isFiniteNumber)(u);if(d||!h&&!u){!function(e,t,r){t&&(function(e,t,r){if(function(e,t,r){return!(!t.details||!(r.endCC>r.startCC||e&&e.cc<r.startCC))}(e,r,t)){var i=function(e,t,r){void 0===r&&(r=0);var i=e.fragments,n=t.fragments;if(n.length&&i.length){var a=function(e,t){for(var r=null,i=0,n=e.length;i<n;i++){var a=e[i];if(a&&a.cc===t){r=a;break}}return r}(i,n[0].cc);if(a&&(!a||a.startPTS))return a;l.logger.log("No frag in previous level to align on")}else l.logger.log("No fragments to align")}(r.details,t);i&&(0,a.isFiniteNumber)(i.start)&&(l.logger.log("Adjusting PTS using last level due to CC increase within current level "+t.url),pe(i.start,t))}}(e,r,t),!r.alignedSliding&&t.details&&function(e,t){if(t.fragments.length&&e.hasProgramDateTime&&t.hasProgramDateTime){var r=t.fragments[0].programDateTime,i=e.fragments[0].programDateTime,n=(i-r)/1e3+t.fragments[0].start;n&&(0,a.isFiniteNumber)(n)&&(l.logger.log("Adjusting PTS using programDateTime delta "+(i-r)+"ms, sliding:"+n.toFixed(3)+" "+e.url+" "),pe(n,e))}}(r,t.details),r.alignedSliding||!t.details||r.skippedSegments||ee(t.details,r))}(n,s,e);var f=e.fragments[0].start;return this.log("Live playlist sliding: "+f.toFixed(2)+" start-sn: "+(t?t.startSN:"na")+"->"+e.startSN+" prev-sn: "+(n?n.sn:"na")+" fragments: "+o),f}return u},h.waitForCdnTuneIn=function(e){return e.live&&e.canBlockReload&&e.partTarget&&e.tuneInGoal>Math.max(e.partHoldBack,3*e.partTarget)},h.setStartPosition=function(e,t){var r=this.startPosition;if(r<t&&(r=-1),-1===r||-1===this.lastCurrentTime){var i=e.startTimeOffset;(0,a.isFiniteNumber)(i)?(r=t+i,i<0&&(r+=e.totalduration),r=Math.min(Math.max(t,r),t+e.totalduration),this.log("Start time offset "+i+" found in playlist, adjust startPosition to "+r),this.startPosition=r):e.live?r=this.hls.liveSyncPosition||t:this.startPosition=r=0,this.lastCurrentTime=r}this.nextLoadPosition=r},h.getLoadPosition=function(){var e=this.media,t=0;return this.loadedmetadata&&e?t=e.currentTime:this.nextLoadPosition&&(t=this.nextLoadPosition),t},h.handleFragLoadAborted=function(e,t){this.transmuxer&&"initSegment"!==e.sn&&e.stats.aborted&&(this.warn("Fragment "+e.sn+(t?" part"+t.index:"")+" of level "+e.level+" was aborted"),this.resetFragmentLoading(e))},h.resetFragmentLoading=function(e){this.fragCurrent&&(this.fragContextChanged(e)||this.state===Ue)||(this.state=Fe)},h.onFragmentOrKeyLoadError=function(e,t){if(!t.fatal){var r=t.frag;if(r&&r.type===e){this.fragCurrent;var i=this.config;if(this.fragLoadError+1<=i.fragLoadingMaxRetry){this.loadedmetadata||(this.startFragRequested=!1,this.nextLoadPosition=this.startPosition);var n=Math.min(Math.pow(2,this.fragLoadError)*i.fragLoadingRetryDelay,i.fragLoadingMaxRetryTimeout);this.warn("Fragment "+r.sn+" of "+e+" "+r.level+" failed to load, retrying in "+n+"ms"),this.retryDate=self.performance.now()+n,this.fragLoadError++,this.state=Ue}else t.levelRetry?(e===C.PlaylistLevelType.AUDIO&&(this.fragCurrent=null),this.fragLoadError=0,this.state=Fe):(l.logger.error(t.details+" reaches max retry, redispatch as fatal ..."),t.fatal=!0,this.hls.stopLoad(),this.state=He)}}},h.afterBufferFlushed=function(e,t,r){if(e){var i=ce.getBuffered(e);this.fragmentTracker.detectEvictedFragments(t,i,r),this.state===Ve&&this.resetLoadingState()}},h.resetLoadingState=function(){this.fragCurrent=null,this.fragPrevious=null,this.state=Fe},h.resetStartWhenNotLoaded=function(e){if(!this.loadedmetadata){this.startFragRequested=!1;var t=this.levels?this.levels[e].details:null;null!=t&&t.live?(this.startPosition=-1,this.setStartPosition(t,0),this.resetLoadingState()):this.nextLoadPosition=this.startPosition}},h.updateLevelTiming=function(e,t,r,i){var n=this,a=r.details;Object.keys(e.elementaryStreams).reduce((function(t,o){var l=e.elementaryStreams[o];if(l){var u=l.endPTS-l.startPTS;if(u<=0)return n.warn("Could not parse fragment "+e.sn+" "+o+" duration reliably ("+u+")"),t||!1;var d=i?0:J(a,e,l.startPTS,l.endPTS,l.startDTS,l.endDTS);return n.hls.trigger(s.Events.LEVEL_PTS_UPDATED,{details:a,level:r,drift:d,type:o,frag:e,start:l.startPTS,end:l.endPTS}),!0}return t}),!1)||(this.warn("Found no media in fragment "+e.sn+" of 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u=e.config;this.hls=e,this.id=t,this.useWorker=!!u.enableWorker,this.onTransmuxComplete=i,this.onFlush=n;var d=function(e,t){(t=t||{}).frag=a.frag,t.id=a.id,a.hls.trigger(e,t)};this.observer=new et.EventEmitter,this.observer.on(s.Events.FRAG_DECRYPTED,d),this.observer.on(s.Events.ERROR,d);var h={mp4:tt.isTypeSupported("video/mp4"),mpeg:tt.isTypeSupported("audio/mpeg"),mp3:tt.isTypeSupported('audio/mp4; codecs="mp3"')},f=navigator.vendor;if(this.useWorker&&"undefined"!=typeof Worker){var c;l.logger.log("demuxing in webworker");try{c=this.worker=function(e,t){t=t||{};var i={main:r.m},n=t.all?{main:Object.keys(i.main)}:function(e,t){for(var r={main:[t]},i={main:[]},n={main:{}};$e(r);)for(var a=Object.keys(r),s=0;s<a.length;s++){var o=a[s],l=r[o].pop();if(n[o]=n[o]||{},!n[o][l]&&e[o][l]){n[o][l]=!0,i[o]=i[o]||[],i[o].push(l);for(var u=Qe(e,e[o][l],o),d=Object.keys(u),h=0;h<d.length;h++)r[d[h]]=r[d[h]]||[],r[d[h]]=r[d[h]].concat(u[d[h]])}}return i}(i,e),a="";Object.keys(n).filter((function(e){return"main"!==e})).forEach((function(e){for(var t=0;n[e][t];)t++;n[e].push(t),i[e][t]="(function(module, exports, __webpack_require__) { module.exports = __webpack_require__; })",a=a+"var "+e+" = ("+Ze(n,i,t,modules)+")();\n"})),a=a+"new (("+Ze(n,i,e,"main")+")())(self);";var s=new window.Blob([a],{type:"text/javascript"}),o=(window.URL||window.webkitURL||window.mozURL||window.msURL).createObjectURL(s),l=new window.Worker(o);return l.objectURL=o,l}(182),this.onwmsg=this.onWorkerMessage.bind(this),c.addEventListener("message",this.onwmsg),c.onerror=function(e){a.useWorker=!1,l.logger.warn("Exception in webworker, fallback to inline"),a.hls.trigger(s.Events.ERROR,{type:o.ErrorTypes.OTHER_ERROR,details:o.ErrorDetails.INTERNAL_EXCEPTION,fatal:!1,event:"demuxerWorker",error:new Error(e.message+"  ("+e.filename+":"+e.lineno+")")})},c.postMessage({cmd:"init",typeSupported:h,vendor:f,id:t,config:JSON.stringify(u)})}catch(e){l.logger.warn("Error in worker:",e),l.logger.error("Error while initializing DemuxerWorker, fallback to inline"),c&&self.URL.revokeObjectURL(c.objectURL),this.transmuxer=new Je.default(this.observer,h,u,f,t),this.worker=null}}else this.transmuxer=new Je.default(this.observer,h,u,f,t)}var t=e.prototype;return t.destroy=function(){var e=this.worker;if(e)e.removeEventListener("message",this.onwmsg),e.terminate(),this.worker=null,this.onwmsg=void 0;else{var t=this.transmuxer;t&&(t.destroy(),this.transmuxer=null)}var r=this.observer;r&&r.removeAllListeners(),this.frag=null,this.observer=null,this.hls=null},t.push=function(e,t,r,i,n,a,s,o,u,d){var h,f,c=this;u.transmuxing.start=self.performance.now();var v=this.transmuxer,g=this.worker,p=a?a.start:n.start,m=n.decryptdata,y=this.frag,E=!(y&&n.cc===y.cc),T=!(y&&u.level===y.level),S=y?u.sn-y.sn:-1,b=this.part?u.part-this.part.index:-1,L=0===S&&u.id>1&&u.id===(null==y?void 0:y.stats.chunkCount),A=!T&&(1===S||0===S&&(1===b||L&&b<=0)),D=self.performance.now();(T||S||0===n.stats.parsing.start)&&(n.stats.parsing.start=D),!a||!b&&A||(a.stats.parsing.start=D);var R=!(y&&(null===(h=n.initSegment)||void 0===h?void 0:h.url)===(null===(f=y.initSegment)||void 0===f?void 0:f.url)),k=new Je.TransmuxState(E,A,o,T,p,R);if(!A||E||R){l.logger.log("[transmuxer-interface, "+n.type+"]: Starting new transmux session for sn: "+u.sn+" p: "+u.part+" level: "+u.level+" id: "+u.id+"\n        discontinuity: "+E+"\n        trackSwitch: "+T+"\n        contiguous: "+A+"\n        accurateTimeOffset: "+o+"\n        timeOffset: "+p+"\n        initSegmentChange: "+R);var _=new Je.TransmuxConfig(r,i,t,s,d);this.configureTransmuxer(_)}if(this.frag=n,this.part=a,g)g.postMessage({cmd:"demux",data:e,decryptdata:m,chunkMeta:u,state:k},e instanceof ArrayBuffer?[e]:[]);else if(v){var x=v.push(e,m,u,k);(0,Je.isPromise)(x)?x.then((function(e){c.handleTransmuxComplete(e)})):this.handleTransmuxComplete(x)}},t.flush=function(e){var t=this;e.transmuxing.start=self.performance.now();var r=this.transmuxer,i=this.worker;if(i)i.postMessage({cmd:"flush",chunkMeta:e});else if(r){var n=r.flush(e);(0,Je.isPromise)(n)?n.then((function(r){t.handleFlushResult(r,e)})):this.handleFlushResult(n,e)}},t.handleFlushResult=function(e,t){var r=this;e.forEach((function(e){r.handleTransmuxComplete(e)})),this.onFlush(t)},t.onWorkerMessage=function(e){var t=e.data,r=this.hls;switch(t.event){case"init":self.URL.revokeObjectURL(this.worker.objectURL);break;case"transmuxComplete":this.handleTransmuxComplete(t.data);break;case"flush":this.onFlush(t.data);break;case"workerLog":l.logger[t.data.logType]&&l.logger[t.data.logType](t.data.message);break;default:t.data=t.data||{},t.data.frag=this.frag,t.data.id=this.id,r.trigger(t.event,t.data)}},t.configureTransmuxer=function(e){var t=this.worker,r=this.transmuxer;t?t.postMessage({cmd:"configure",config:e}):r&&r.configure(e)},t.handleTransmuxComplete=function(e){e.chunkMeta.transmuxing.end=self.performance.now(),this.onTransmuxComplete(e)},e}(),it=function(){function e(e,t,r,i){this.config=void 0,this.media=null,this.fragmentTracker=void 0,this.hls=void 0,this.nudgeRetry=0,this.stallReported=!1,this.stalled=null,this.moved=!1,this.seeking=!1,this.config=e,this.media=t,this.fragmentTracker=r,this.hls=i}var t=e.prototype;return t.destroy=function(){this.media=null,this.hls=this.fragmentTracker=null},t.poll=function(e,t){var r=this.config,i=this.media,n=this.stalled;if(null!==i){var a=i.currentTime,s=i.seeking,o=this.seeking&&!s,u=!this.seeking&&s;if(this.seeking=s,a===e){if((u||o)&&(this.stalled=null),!(i.paused&&!s||i.ended||0===i.playbackRate)&&ce.getBuffered(i).length){var d=ce.bufferInfo(i,a,0),h=d.len>0,f=d.nextStart||0;if(h||f){if(s){var c=d.len>2,v=!f||t&&t.start<=a||f-a>2&&!this.fragmentTracker.getPartialFragment(a);if(c||v)return;this.moved=!1}if(!this.moved&&null!==this.stalled){var g,p=Math.max(f,d.start||0)-a,m=this.hls.levels?this.hls.levels[this.hls.currentLevel]:null,y=(null==m||null===(g=m.details)||void 0===g?void 0:g.live)?2*m.details.targetduration:2;if(p>0&&p<=y)return void this._trySkipBufferHole(null)}var E=self.performance.now();if(null!==n){var T=E-n;if(s||!(T>=250)||(this._reportStall(d),this.media)){var S=ce.bufferInfo(i,a,r.maxBufferHole);this._tryFixBufferStall(S,T)}}else this.stalled=E}}}else if(this.moved=!0,null!==n){if(this.stallReported){var b=self.performance.now()-n;l.logger.warn("playback not stuck anymore @"+a+", after "+Math.round(b)+"ms"),this.stallReported=!1}this.stalled=null,this.nudgeRetry=0}}},t._tryFixBufferStall=function(e,t){var r=this.config,i=this.fragmentTracker,n=this.media;if(null!==n){var a=n.currentTime,s=i.getPartialFragment(a);if(s&&(this._trySkipBufferHole(s)||!this.media))return;e.len>r.maxBufferHole&&t>1e3*r.highBufferWatchdogPeriod&&(l.logger.warn("Trying to nudge playhead over buffer-hole"),this.stalled=null,this._tryNudgeBuffer())}},t._reportStall=function(e){var t=this.hls,r=this.media;!this.stallReported&&r&&(this.stallReported=!0,l.logger.warn("Playback stalling at @"+r.currentTime+" due to low buffer ("+JSON.stringify(e)+")"),t.trigger(s.Events.ERROR,{type:o.ErrorTypes.MEDIA_ERROR,details:o.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!1,buffer:e.len}))},t._trySkipBufferHole=function(e){var t=this.config,r=this.hls,i=this.media;if(null===i)return 0;for(var n=i.currentTime,a=0,u=ce.getBuffered(i),d=0;d<u.length;d++){var h=u.start(d);if(n+t.maxBufferHole>=a&&n<h){var f=Math.max(h+.05,i.currentTime+.1);return l.logger.warn("skipping hole, adjusting currentTime from "+n+" to "+f),this.moved=!0,this.stalled=null,i.currentTime=f,e&&r.trigger(s.Events.ERROR,{type:o.ErrorTypes.MEDIA_ERROR,details:o.ErrorDetails.BUFFER_SEEK_OVER_HOLE,fatal:!1,reason:"fragment loaded with buffer holes, seeking from "+n+" to "+f,frag:e}),f}a=u.end(d)}return 0},t._tryNudgeBuffer=function(){var e=this.config,t=this.hls,r=this.media,i=this.nudgeRetry;if(null!==r){var n=r.currentTime;if(this.nudgeRetry++,i<e.nudgeMaxRetry){var a=n+(i+1)*e.nudgeOffset;l.logger.warn("Nudging 'currentTime' from "+n+" to "+a),r.currentTime=a,t.trigger(s.Events.ERROR,{type:o.ErrorTypes.MEDIA_ERROR,details:o.ErrorDetails.BUFFER_NUDGE_ON_STALL,fatal:!1})}else l.logger.error("Playhead still not moving while enough data buffered @"+n+" after "+e.nudgeMaxRetry+" nudges"),t.trigger(s.Events.ERROR,{type:o.ErrorTypes.MEDIA_ERROR,details:o.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!0})}},e}();function nt(e,t){for(var r=0;r<t.length;r++){var i=t[r];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(e,i.key,i)}}function at(e,t){return at=Object.setPrototypeOf?Object.setPrototypeOf.bind():function(e,t){return e.__proto__=t,e},at(e,t)}var st=function(e){var t,r;function i(t,r){var i;return(i=e.call(this,t,r,"[stream-controller]")||this).audioCodecSwap=!1,i.gapController=null,i.level=-1,i._forceStartLoad=!1,i.altAudio=!1,i.audioOnly=!1,i.fragPlaying=null,i.onvplaying=null,i.onvseeked=null,i.fragLastKbps=0,i.couldBacktrack=!1,i.backtrackFragment=null,i.audioCodecSwitch=!1,i.videoBuffer=null,i._registerListeners(),i}r=e,(t=i).prototype=Object.create(r.prototype),t.prototype.constructor=t,at(t,r);var n,l,u=i.prototype;return u._registerListeners=function(){var e=this.hls;e.on(s.Events.MEDIA_ATTACHED,this.onMediaAttached,this),e.on(s.Events.MEDIA_DETACHING,this.onMediaDetaching,this),e.on(s.Events.MANIFEST_LOADING,this.onManifestLoading,this),e.on(s.Events.MANIFEST_PARSED,this.onManifestParsed,this),e.on(s.Events.LEVEL_LOADING,this.onLevelLoading,this),e.on(s.Events.LEVEL_LOADED,this.onLevelLoaded,this),e.on(s.Events.FRAG_LOAD_EMERGENCY_ABORTED,this.onFragLoadEmergencyAborted,this),e.on(s.Events.ERROR,this.onError,this),e.on(s.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),e.on(s.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),e.on(s.Events.BUFFER_CREATED,this.onBufferCreated,this),e.on(s.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),e.on(s.Events.LEVELS_UPDATED,this.onLevelsUpdated,this),e.on(s.Events.FRAG_BUFFERED,this.onFragBuffered,this)},u._unregisterListeners=function(){var e=this.hls;e.off(s.Events.MEDIA_ATTACHED,this.onMediaAttached,this),e.off(s.Events.MEDIA_DETACHING,this.onMediaDetaching,this),e.off(s.Events.MANIFEST_LOADING,this.onManifestLoading,this),e.off(s.Events.MANIFEST_PARSED,this.onManifestParsed,this),e.off(s.Events.LEVEL_LOADED,this.onLevelLoaded,this),e.off(s.Events.FRAG_LOAD_EMERGENCY_ABORTED,this.onFragLoadEmergencyAborted,this),e.off(s.Events.ERROR,this.onError,this),e.off(s.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),e.off(s.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),e.off(s.Events.BUFFER_CREATED,this.onBufferCreated,this),e.off(s.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),e.off(s.Events.LEVELS_UPDATED,this.onLevelsUpdated,this),e.off(s.Events.FRAG_BUFFERED,this.onFragBuffered,this)},u.onHandlerDestroying=function(){this._unregisterListeners(),this.onMediaDetaching()},u.startLoad=function(e){if(this.levels){var t=this.lastCurrentTime,r=this.hls;if(this.stopLoad(),this.setInterval(100),this.level=-1,this.fragLoadError=0,!this.startFragRequested){var i=r.startLevel;-1===i&&(r.config.testBandwidth&&this.levels.length>1?(i=0,this.bitrateTest=!0):i=r.nextAutoLevel),this.level=r.nextLoadLevel=i,this.loadedmetadata=!1}t>0&&-1===e&&(this.log("Override startPosition with lastCurrentTime @"+t.toFixed(3)),e=t),this.state=Fe,this.nextLoadPosition=this.startPosition=this.lastCurrentTime=e,this.tick()}else this._forceStartLoad=!0,this.state=Oe},u.stopLoad=function(){this._forceStartLoad=!1,e.prototype.stopLoad.call(this)},u.doTick=function(){switch(this.state){case Fe:this.doTickIdle();break;case je:var e,t=this.levels,r=this.level,i=null==t||null===(e=t[r])||void 0===e?void 0:e.details;if(i&&(!i.live||this.levelLastLoaded===this.level)){if(this.waitForCdnTuneIn(i))break;this.state=Fe;break}break;case Ue:var n,a=self.performance.now(),s=this.retryDate;(!s||a>=s||null!==(n=this.media)&&void 0!==n&&n.seeking)&&(this.log("retryDate reached, switch back to IDLE state"),this.resetStartWhenNotLoaded(this.level),this.state=Fe)}this.onTickEnd()},u.onTickEnd=function(){e.prototype.onTickEnd.call(this),this.checkBuffer(),this.checkFragmentChanged()},u.doTickIdle=function(){var e,t,r=this.hls,i=this.levelLastLoaded,n=this.levels,a=this.media,o=r.config,l=r.nextLoadLevel;if(null!==i&&(a||!this.startFragRequested&&o.startFragPrefetch)&&(!this.altAudio||!this.audioOnly)&&n&&n[l]){var u=n[l];this.level=r.nextLoadLevel=l;var d=u.details;if(!d||this.state===je||d.live&&this.levelLastLoaded!==l)this.state=je;else{var h=this.getMainFwdBufferInfo();if(null!==h&&!(h.len>=this.getMaxBufferLength(u.maxBitrate))){if(this._streamEnded(h,d)){var f={};return this.altAudio&&(f.type="video"),this.hls.trigger(s.Events.BUFFER_EOS,f),void(this.state=Ve)}this.backtrackFragment&&this.backtrackFragment.start>h.end&&(this.backtrackFragment=null);var c=this.backtrackFragment?this.backtrackFragment.start:h.end,v=this.getNextFragment(c,d);if(this.couldBacktrack&&!this.fragPrevious&&v&&"initSegment"!==v.sn&&this.fragmentTracker.getState(v)!==ae.OK){var g,m=(null!=(g=this.backtrackFragment)?g:v).sn-d.startSN,y=d.fragments[m-1];y&&v.cc===y.cc&&(v=y,this.fragmentTracker.removeFragment(y))}else this.backtrackFragment&&h.len&&(this.backtrackFragment=null);if(v&&this.fragmentTracker.getState(v)===ae.OK&&this.nextLoadPosition>c){var E=this.audioOnly&&!this.altAudio?p.ElementaryStreamTypes.AUDIO:p.ElementaryStreamTypes.VIDEO;a&&this.afterBufferFlushed(a,E,C.PlaylistLevelType.MAIN),v=this.getNextFragment(this.nextLoadPosition,d)}v&&(!v.initSegment||v.initSegment.data||this.bitrateTest||(v=v.initSegment),"identity"!==(null===(e=v.decryptdata)||void 0===e?void 0:e.keyFormat)||null!==(t=v.decryptdata)&&void 0!==t&&t.key?this.loadFragment(v,d,c):this.loadKey(v,d))}}}},u.loadFragment=function(t,r,i){var n,a=this.fragmentTracker.getState(t);this.fragCurrent=t,a===ae.NOT_LOADED?"initSegment"===t.sn?this._loadInitSegment(t):this.bitrateTest?(this.log("Fragment "+t.sn+" of level "+t.level+" is being downloaded to test bitrate and will not be buffered"),this._loadBitrateTestFrag(t)):(this.startFragRequested=!0,e.prototype.loadFragment.call(this,t,r,i)):a===ae.APPENDING?this.reduceMaxBufferLength(t.duration)&&this.fragmentTracker.removeFragment(t):0===(null===(n=this.media)||void 0===n?void 0:n.buffered.length)&&this.fragmentTracker.removeAllFragments()},u.getAppendedFrag=function(e){var t=this.fragmentTracker.getAppendedFrag(e,C.PlaylistLevelType.MAIN);return t&&"fragment"in t?t.fragment:t},u.getBufferedFrag=function(e){return this.fragmentTracker.getBufferedFrag(e,C.PlaylistLevelType.MAIN)},u.followingBufferedFrag=function(e){return e?this.getBufferedFrag(e.end+.5):null},u.immediateLevelSwitch=function(){this.abortCurrentFrag(),this.flushMainBuffer(0,Number.POSITIVE_INFINITY)},u.nextLevelSwitch=function(){var e=this.levels,t=this.media;if(null!=t&&t.readyState){var r,i=this.getAppendedFrag(t.currentTime);if(i&&i.start>1&&this.flushMainBuffer(0,i.start-1),!t.paused&&e){var n=e[this.hls.nextLoadLevel],a=this.fragLastKbps;r=a&&this.fragCurrent?this.fragCurrent.duration*n.maxBitrate/(1e3*a)+1:0}else r=0;var s=this.getBufferedFrag(t.currentTime+r);if(s){var o=this.followingBufferedFrag(s);if(o){this.abortCurrentFrag();var l=o.maxStartPTS?o.maxStartPTS:o.start,u=o.duration,d=Math.max(s.end,l+Math.min(Math.max(u-this.config.maxFragLookUpTolerance,.5*u),.75*u));this.flushMainBuffer(d,Number.POSITIVE_INFINITY)}}}},u.abortCurrentFrag=function(){var e=this.fragCurrent;switch(this.fragCurrent=null,this.backtrackFragment=null,null!=e&&e.loader&&e.loader.abort(),this.state){case Me:case Ne:case Ue:case Be:case Ge:this.state=Fe}this.nextLoadPosition=this.getLoadPosition()},u.flushMainBuffer=function(t,r){e.prototype.flushMainBuffer.call(this,t,r,this.altAudio?"video":null)},u.onMediaAttached=function(t,r){e.prototype.onMediaAttached.call(this,t,r);var i=r.media;this.onvplaying=this.onMediaPlaying.bind(this),this.onvseeked=this.onMediaSeeked.bind(this),i.addEventListener("playing",this.onvplaying),i.addEventListener("seeked",this.onvseeked),this.gapController=new it(this.config,i,this.fragmentTracker,this.hls)},u.onMediaDetaching=function(){var t=this.media;t&&this.onvplaying&&this.onvseeked&&(t.removeEventListener("playing",this.onvplaying),t.removeEventListener("seeked",this.onvseeked),this.onvplaying=this.onvseeked=null,this.videoBuffer=null),this.fragPlaying=null,this.gapController&&(this.gapController.destroy(),this.gapController=null),e.prototype.onMediaDetaching.call(this)},u.onMediaPlaying=function(){this.tick()},u.onMediaSeeked=function(){var e=this.media,t=e?e.currentTime:null;(0,a.isFiniteNumber)(t)&&this.log("Media seeked to "+t.toFixed(3)),this.tick()},u.onManifestLoading=function(){this.log("Trigger BUFFER_RESET"),this.hls.trigger(s.Events.BUFFER_RESET,void 0),this.fragmentTracker.removeAllFragments(),this.couldBacktrack=!1,this.startPosition=this.lastCurrentTime=0,this.fragPlaying=null,this.backtrackFragment=null},u.onManifestParsed=function(e,t){var r,i,n,a=!1,s=!1;t.levels.forEach((function(e){(r=e.audioCodec)&&(-1!==r.indexOf("mp4a.40.2")&&(a=!0),-1!==r.indexOf("mp4a.40.5")&&(s=!0))})),this.audioCodecSwitch=a&&s&&!("function"==typeof(null==(n=Ye())||null===(i=n.prototype)||void 0===i?void 0:i.changeType)),this.audioCodecSwitch&&this.log("Both AAC/HE-AAC audio found in levels; declaring level codec as HE-AAC"),this.levels=t.levels,this.startFragRequested=!1},u.onLevelLoading=function(e,t){var r=this.levels;if(r&&this.state===Fe){var i=r[t.level];(!i.details||i.details.live&&this.levelLastLoaded!==t.level||this.waitForCdnTuneIn(i.details))&&(this.state=je)}},u.onLevelLoaded=function(e,t){var r,i=this.levels,n=t.level,a=t.details,o=a.totalduration;if(i){this.log("Level "+n+" loaded ["+a.startSN+","+a.endSN+"], cc ["+a.startCC+", "+a.endCC+"] duration:"+o);var l=this.fragCurrent;!l||this.state!==Ne&&this.state!==Ue||l.level!==t.level&&l.loader&&(this.state=Fe,this.backtrackFragment=null,l.loader.abort());var u=i[n],d=0;if(a.live||null!==(r=u.details)&&void 0!==r&&r.live){if(a.fragments[0]||(a.deltaUpdateFailed=!0),a.deltaUpdateFailed)return;d=this.alignPlaylists(a,u.details)}if(u.details=a,this.levelLastLoaded=n,this.hls.trigger(s.Events.LEVEL_UPDATED,{details:a,level:n}),this.state===je){if(this.waitForCdnTuneIn(a))return;this.state=Fe}this.startFragRequested?a.live&&this.synchronizeToLiveEdge(a):this.setStartPosition(a,d),this.tick()}else this.warn("Levels were reset while loading level "+n)},u._handleFragmentLoadProgress=function(e){var t,r=e.frag,i=e.part,n=e.payload,a=this.levels;if(a){var s=a[r.level],o=s.details;if(o){var l=s.videoCodec,u=o.PTSKnown||!o.live,d=null===(t=r.initSegment)||void 0===t?void 0:t.data,h=this._getAudioCodec(s),f=this.transmuxer=this.transmuxer||new rt(this.hls,C.PlaylistLevelType.MAIN,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)),c=i?i.index:-1,v=-1!==c,g=new ve(r.level,r.sn,r.stats.chunkCount,n.byteLength,c,v),p=this.initPTS[r.cc];f.push(n,d,h,l,r,i,o.totalduration,u,g,p)}else this.warn("Dropping fragment "+r.sn+" of level "+r.level+" after level details were reset")}else this.warn("Levels were reset while fragment load was in progress. Fragment "+r.sn+" of level "+r.level+" will not be buffered")},u.onAudioTrackSwitching=function(e,t){var r=this.altAudio,i=!!t.url,n=t.id;if(!i){if(this.mediaBuffer!==this.media){this.log("Switching on main audio, use media.buffered to schedule main fragment loading"),this.mediaBuffer=this.media;var a=this.fragCurrent;null!=a&&a.loader&&(this.log("Switching to main audio track, cancel main fragment load"),a.loader.abort()),this.resetTransmuxer(),this.resetLoadingState()}else this.audioOnly&&this.resetTransmuxer();var o=this.hls;r&&o.trigger(s.Events.BUFFER_FLUSHING,{startOffset:0,endOffset:Number.POSITIVE_INFINITY,type:"audio"}),o.trigger(s.Events.AUDIO_TRACK_SWITCHED,{id:n})}},u.onAudioTrackSwitched=function(e,t){var r=t.id,i=!!this.hls.audioTracks[r].url;if(i){var n=this.videoBuffer;n&&this.mediaBuffer!==n&&(this.log("Switching on alternate audio, use video.buffered to schedule main fragment loading"),this.mediaBuffer=n)}this.altAudio=i,this.tick()},u.onBufferCreated=function(e,t){var r,i,n=t.tracks,a=!1;for(var s in n){var o=n[s];if("main"===o.id){if(i=s,r=o,"video"===s){var l=n[s];l&&(this.videoBuffer=l.buffer)}}else a=!0}a&&r?(this.log("Alternate track found, use "+i+".buffered to schedule main fragment loading"),this.mediaBuffer=r.buffer):this.mediaBuffer=this.media},u.onFragBuffered=function(e,t){var r=t.frag,i=t.part;if(!r||r.type===C.PlaylistLevelType.MAIN){if(this.fragContextChanged(r))return this.warn("Fragment "+r.sn+(i?" p: "+i.index:"")+" of level "+r.level+" finished buffering, but was aborted. state: "+this.state),void(this.state===Ge&&(this.state=Fe));var n=i?i.stats:r.stats;this.fragLastKbps=Math.round(8*n.total/(n.buffering.end-n.loading.first)),"initSegment"!==r.sn&&(this.fragPrevious=r),this.fragBufferedComplete(r,i)}},u.onError=function(e,t){switch(t.details){case o.ErrorDetails.FRAG_LOAD_ERROR:case o.ErrorDetails.FRAG_LOAD_TIMEOUT:case o.ErrorDetails.KEY_LOAD_ERROR:case o.ErrorDetails.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(C.PlaylistLevelType.MAIN,t);break;case o.ErrorDetails.LEVEL_LOAD_ERROR:case o.ErrorDetails.LEVEL_LOAD_TIMEOUT:this.state!==He&&(t.fatal?(this.warn(""+t.details),this.state=He):t.levelRetry||this.state!==je||(this.state=Fe));break;case o.ErrorDetails.BUFFER_FULL_ERROR:if("main"===t.parent&&(this.state===Be||this.state===Ge)){var r=!0,i=this.getFwdBufferInfo(this.media,C.PlaylistLevelType.MAIN);i&&i.len>.5&&(r=!this.reduceMaxBufferLength(i.len)),r&&(this.warn("buffer full error also media.currentTime is not buffered, flush main"),this.immediateLevelSwitch()),this.resetLoadingState()}}},u.checkBuffer=function(){var e=this.media,t=this.gapController;if(e&&t&&e.readyState){if(this.loadedmetadata||!ce.getBuffered(e).length){var r=this.state!==Fe?this.fragCurrent:null;t.poll(this.lastCurrentTime,r)}this.lastCurrentTime=e.currentTime}},u.onFragLoadEmergencyAborted=function(){this.state=Fe,this.loadedmetadata||(this.startFragRequested=!1,this.nextLoadPosition=this.startPosition),this.tickImmediate()},u.onBufferFlushed=function(e,t){var r=t.type;if(r!==p.ElementaryStreamTypes.AUDIO||this.audioOnly&&!this.altAudio){var i=(r===p.ElementaryStreamTypes.VIDEO?this.videoBuffer:this.mediaBuffer)||this.media;this.afterBufferFlushed(i,r,C.PlaylistLevelType.MAIN)}},u.onLevelsUpdated=function(e,t){this.levels=t.levels},u.swapAudioCodec=function(){this.audioCodecSwap=!this.audioCodecSwap},u.seekToStartPos=function(){var e=this.media;if(e){var t=e.currentTime,r=this.startPosition;if(r>=0&&t<r){if(e.seeking)return void this.log("could not seek to "+r+", already seeking at "+t);var i=ce.getBuffered(e),n=(i.length?i.start(0):0)-r;n>0&&(n<this.config.maxBufferHole||n<this.config.maxFragLookUpTolerance)&&(this.log("adjusting start position by "+n+" to match buffer start"),r+=n,this.startPosition=r),this.log("seek to target start position "+r+" from current time "+t),e.currentTime=r}}},u._getAudioCodec=function(e){var t=this.config.defaultAudioCodec||e.audioCodec;return this.audioCodecSwap&&t&&(this.log("Swapping audio codec"),t=-1!==t.indexOf("mp4a.40.5")?"mp4a.40.2":"mp4a.40.5"),t},u._loadBitrateTestFrag=function(e){var t=this;e.bitrateTest=!0,this._doFragLoad(e).then((function(r){var i=t.hls;if(r&&!i.nextLoadLevel&&!t.fragContextChanged(e)){t.fragLoadError=0,t.state=Fe,t.startFragRequested=!1,t.bitrateTest=!1;var n=e.stats;n.parsing.start=n.parsing.end=n.buffering.start=n.buffering.end=self.performance.now(),i.trigger(s.Events.FRAG_LOADED,r),e.bitrateTest=!1}}))},u._handleTransmuxComplete=function(e){var t,r="main",i=this.hls,n=e.remuxResult,o=e.chunkMeta,l=this.getCurrentContext(o);if(!l)return this.warn("The loading context changed while buffering fragment "+o.sn+" of level "+o.level+". This chunk will not be buffered."),void this.resetStartWhenNotLoaded(o.level);var u=l.frag,d=l.part,h=l.level,f=n.video,c=n.text,v=n.id3,g=n.initSegment,m=h.details,y=this.altAudio?void 0:n.audio;if(!this.fragContextChanged(u)){if(this.state=Be,g){g.tracks&&(this._bufferInitSegment(h,g.tracks,u,o),i.trigger(s.Events.FRAG_PARSING_INIT_SEGMENT,{frag:u,id:r,tracks:g.tracks}));var E=g.initPTS,T=g.timescale;(0,a.isFiniteNumber)(E)&&(this.initPTS[u.cc]=E,i.trigger(s.Events.INIT_PTS_FOUND,{frag:u,id:r,initPTS:E,timescale:T}))}if(f&&!1!==n.independent){if(m){var S=f.startPTS,b=f.endPTS,L=f.startDTS,A=f.endDTS;if(d)d.elementaryStreams[f.type]={startPTS:S,endPTS:b,startDTS:L,endDTS:A};else if(f.firstKeyFrame&&f.independent&&(this.couldBacktrack=!0),f.dropped&&f.independent){var D=this.getMainFwdBufferInfo();if((D?D.end:this.getLoadPosition())+this.config.maxBufferHole<(f.firstKeyFramePTS?f.firstKeyFramePTS:S)-this.config.maxBufferHole)return void this.backtrack(u);u.setElementaryStreamInfo(f.type,u.start,b,u.start,A,!0)}u.setElementaryStreamInfo(f.type,S,b,L,A),this.backtrackFragment&&(this.backtrackFragment=u),this.bufferFragmentData(f,u,d,o)}}else if(!1===n.independent)return void this.backtrack(u);if(y){var R=y.startPTS,k=y.endPTS,_=y.startDTS,x=y.endDTS;d&&(d.elementaryStreams[p.ElementaryStreamTypes.AUDIO]={startPTS:R,endPTS:k,startDTS:_,endDTS:x}),u.setElementaryStreamInfo(p.ElementaryStreamTypes.AUDIO,R,k,_,x),this.bufferFragmentData(y,u,d,o)}if(m&&null!=v&&null!==(t=v.samples)&&void 0!==t&&t.length){var I={id:r,frag:u,details:m,samples:v.samples};i.trigger(s.Events.FRAG_PARSING_METADATA,I)}if(m&&c){var w={id:r,frag:u,details:m,samples:c.samples};i.trigger(s.Events.FRAG_PARSING_USERDATA,w)}}},u._bufferInitSegment=function(e,t,r,i){var n=this;if(this.state===Be){this.audioOnly=!!t.audio&&!t.video,this.altAudio&&!this.audioOnly&&delete t.audio;var a=t.audio,o=t.video,l=t.audiovideo;if(a){var u=e.audioCodec,d=navigator.userAgent.toLowerCase();this.audioCodecSwitch&&(u&&(u=-1!==u.indexOf("mp4a.40.5")?"mp4a.40.2":"mp4a.40.5"),1!==a.metadata.channelCount&&-1===d.indexOf("firefox")&&(u="mp4a.40.5")),-1!==d.indexOf("android")&&"audio/mpeg"!==a.container&&(u="mp4a.40.2",this.log("Android: force audio codec to "+u)),e.audioCodec&&e.audioCodec!==u&&this.log('Swapping manifest audio codec "'+e.audioCodec+'" for "'+u+'"'),a.levelCodec=u,a.id="main",this.log("Init audio buffer, container:"+a.container+", codecs[selected/level/parsed]=["+(u||"")+"/"+(e.audioCodec||"")+"/"+a.codec+"]")}o&&(o.levelCodec=e.videoCodec,o.id="main",this.log("Init video buffer, container:"+o.container+", codecs[level/parsed]=["+(e.videoCodec||"")+"/"+o.codec+"]")),l&&this.log("Init audiovideo buffer, container:"+l.container+", codecs[level/parsed]=["+(e.attrs.CODECS||"")+"/"+l.codec+"]"),this.hls.trigger(s.Events.BUFFER_CODECS,t),Object.keys(t).forEach((function(e){var a=t[e].initSegment;null!=a&&a.byteLength&&n.hls.trigger(s.Events.BUFFER_APPENDING,{type:e,data:a,frag:r,part:null,chunkMeta:i,parent:r.type})})),this.tick()}},u.getMainFwdBufferInfo=function(){return this.getFwdBufferInfo(this.mediaBuffer?this.mediaBuffer:this.media,C.PlaylistLevelType.MAIN)},u.backtrack=function(e){this.couldBacktrack=!0,this.backtrackFragment=e,this.resetTransmuxer(),this.flushBufferGap(e),this.fragmentTracker.removeFragment(e),this.fragPrevious=null,this.nextLoadPosition=e.start,this.state=Fe},u.checkFragmentChanged=function(){var e=this.media,t=null;if(e&&e.readyState>1&&!1===e.seeking){var r=e.currentTime;if(ce.isBuffered(e,r)?t=this.getAppendedFrag(r):ce.isBuffered(e,r+.1)&&(t=this.getAppendedFrag(r+.1)),t){this.backtrackFragment=null;var i=this.fragPlaying,n=t.level;i&&t.sn===i.sn&&i.level===n&&t.urlId===i.urlId||(this.hls.trigger(s.Events.FRAG_CHANGED,{frag:t}),i&&i.level===n||this.hls.trigger(s.Events.LEVEL_SWITCHED,{level:n}),this.fragPlaying=t)}}},n=i,(l=[{key:"nextLevel",get:function(){var e=this.nextBufferedFrag;return e?e.level:-1}},{key:"currentFrag",get:function(){var e=this.media;return e?this.fragPlaying||this.getAppendedFrag(e.currentTime):null}},{key:"currentProgramDateTime",get:function(){var e=this.media;if(e){var t=e.currentTime,r=this.currentFrag;if(r&&(0,a.isFiniteNumber)(t)&&(0,a.isFiniteNumber)(r.programDateTime)){var i=r.programDateTime+1e3*(t-r.start);return new Date(i)}}return null}},{key:"currentLevel",get:function(){var e=this.currentFrag;return e?e.level:-1}},{key:"nextBufferedFrag",get:function(){var e=this.currentFrag;return e?this.followingBufferedFrag(e):null}},{key:"forceStartLoad",get:function(){return this._forceStartLoad}}])&&nt(n.prototype,l),Object.defineProperty(n,"prototype",{writable:!1}),i}(Ke);const ot=function(){function e(e,t,r){void 0===t&&(t=0),void 0===r&&(r=0),this.halfLife=void 0,this.alpha_=void 0,this.estimate_=void 0,this.totalWeight_=void 0,this.halfLife=e,this.alpha_=e?Math.exp(Math.log(.5)/e):0,this.estimate_=t,this.totalWeight_=r}var t=e.prototype;return t.sample=function(e,t){var r=Math.pow(this.alpha_,e);this.estimate_=t*(1-r)+r*this.estimate_,this.totalWeight_+=e},t.getTotalWeight=function(){return this.totalWeight_},t.getEstimate=function(){if(this.alpha_){var e=1-Math.pow(this.alpha_,this.totalWeight_);if(e)return this.estimate_/e}return this.estimate_},e}(),lt=function(){function e(e,t,r){this.defaultEstimate_=void 0,this.minWeight_=void 0,this.minDelayMs_=void 0,this.slow_=void 0,this.fast_=void 0,this.defaultEstimate_=r,this.minWeight_=.001,this.minDelayMs_=50,this.slow_=new ot(e),this.fast_=new ot(t)}var t=e.prototype;return t.update=function(e,t){var r=this.slow_,i=this.fast_;this.slow_.halfLife!==e&&(this.slow_=new ot(e,r.getEstimate(),r.getTotalWeight())),this.fast_.halfLife!==t&&(this.fast_=new ot(t,i.getEstimate(),i.getTotalWeight()))},t.sample=function(e,t){var r=(e=Math.max(e,this.minDelayMs_))/1e3,i=8*t/r;this.fast_.sample(r,i),this.slow_.sample(r,i)},t.canEstimate=function(){var e=this.fast_;return e&&e.getTotalWeight()>=this.minWeight_},t.getEstimate=function(){return this.canEstimate()?Math.min(this.fast_.getEstimate(),this.slow_.getEstimate()):this.defaultEstimate_},t.destroy=function(){},e}();function ut(e,t){for(var r=0;r<t.length;r++){var i=t[r];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(e,i.key,i)}}const dt=function(){function e(e){this.hls=void 0,this.lastLoadedFragLevel=0,this._nextAutoLevel=-1,this.timer=void 0,this.onCheck=this._abandonRulesCheck.bind(this),this.fragCurrent=null,this.partCurrent=null,this.bitrateTestDelay=0,this.bwEstimator=void 0,this.hls=e;var t=e.config;this.bwEstimator=new lt(t.abrEwmaSlowVoD,t.abrEwmaFastVoD,t.abrEwmaDefaultEstimate),this.registerListeners()}var t,r,i=e.prototype;return i.registerListeners=function(){var e=this.hls;e.on(s.Events.FRAG_LOADING,this.onFragLoading,this),e.on(s.Events.FRAG_LOADED,this.onFragLoaded,this),e.on(s.Events.FRAG_BUFFERED,this.onFragBuffered,this),e.on(s.Events.LEVEL_LOADED,this.onLevelLoaded,this),e.on(s.Events.ERROR,this.onError,this)},i.unregisterListeners=function(){var e=this.hls;e.off(s.Events.FRAG_LOADING,this.onFragLoading,this),e.off(s.Events.FRAG_LOADED,this.onFragLoaded,this),e.off(s.Events.FRAG_BUFFERED,this.onFragBuffered,this),e.off(s.Events.LEVEL_LOADED,this.onLevelLoaded,this),e.off(s.Events.ERROR,this.onError,this)},i.destroy=function(){this.unregisterListeners(),this.clearTimer(),this.hls=this.onCheck=null,this.fragCurrent=this.partCurrent=null},i.onFragLoading=function(e,t){var r,i=t.frag;i.type===C.PlaylistLevelType.MAIN&&(this.timer||(this.fragCurrent=i,this.partCurrent=null!=(r=t.part)?r:null,this.timer=self.setInterval(this.onCheck,100)))},i.onLevelLoaded=function(e,t){var r=this.hls.config;t.details.live?this.bwEstimator.update(r.abrEwmaSlowLive,r.abrEwmaFastLive):this.bwEstimator.update(r.abrEwmaSlowVoD,r.abrEwmaFastVoD)},i._abandonRulesCheck=function(){var e=this.fragCurrent,t=this.partCurrent,r=this.hls,i=r.autoLevelEnabled,n=(r.config,r.media);if(e&&n){var o=t?t.stats:e.stats,u=t?t.duration:e.duration;if(o.aborted||o.loaded&&o.loaded===o.total||0===e.level)return this.clearTimer(),void(this._nextAutoLevel=-1);if(i&&!n.paused&&n.playbackRate&&n.readyState){var d=r.mainForwardBufferInfo;if(null!==d){var h=performance.now()-o.loading.start,f=Math.abs(n.playbackRate);if(!(h<=500*u/f)){var c=o.loaded&&o.loading.first,v=this.bwEstimator.getEstimate(),g=r.levels,p=r.minAutoLevel,m=g[e.level],y=o.total||Math.max(o.loaded,Math.round(u*m.maxBitrate/8)),E=c?1e3*o.loaded/h:0,T=E?(y-o.loaded)/E:8*y/v,S=d.len/f;if(!(T<=S)){var b,L=Number.POSITIVE_INFINITY;for(b=e.level-1;b>p;b--){var A=g[b].maxBitrate;if((L=E?u*A/(6.4*E):u*A/v)<S)break}L>=T||(l.logger.warn("Fragment "+e.sn+(t?" part "+t.index:"")+" of level "+e.level+" is loading too slowly and will cause an underbuffer; aborting and switching to level "+b+"\n      Current BW estimate: "+((0,a.isFiniteNumber)(v)?(v/1024).toFixed(3):"Unknown")+" Kb/s\n      Estimated load time for current fragment: "+T.toFixed(3)+" s\n      Estimated load time for the next fragment: "+L.toFixed(3)+" s\n      Time to underbuffer: "+S.toFixed(3)+" s"),r.nextLoadLevel=b,c&&this.bwEstimator.sample(h,o.loaded),this.clearTimer(),e.loader&&(this.fragCurrent=this.partCurrent=null,e.loader.abort()),r.trigger(s.Events.FRAG_LOAD_EMERGENCY_ABORTED,{frag:e,part:t,stats:o}))}}}}}},i.onFragLoaded=function(e,t){var r=t.frag,i=t.part;if(r.type===C.PlaylistLevelType.MAIN&&(0,a.isFiniteNumber)(r.sn)){var n=i?i.stats:r.stats,o=i?i.duration:r.duration;if(this.clearTimer(),this.lastLoadedFragLevel=r.level,this._nextAutoLevel=-1,this.hls.config.abrMaxWithRealBitrate){var l=this.hls.levels[r.level],u=(l.loaded?l.loaded.bytes:0)+n.loaded,d=(l.loaded?l.loaded.duration:0)+o;l.loaded={bytes:u,duration:d},l.realBitrate=Math.round(8*u/d)}if(r.bitrateTest){var h={stats:n,frag:r,part:i,id:r.type};this.onFragBuffered(s.Events.FRAG_BUFFERED,h)}}},i.onFragBuffered=function(e,t){var r=t.frag,i=t.part,n=i?i.stats:r.stats;if(!n.aborted&&r.type===C.PlaylistLevelType.MAIN&&"initSegment"!==r.sn){var a=n.parsing.end-n.loading.start;this.bwEstimator.sample(a,n.loaded),n.bwEstimate=this.bwEstimator.getEstimate(),r.bitrateTest?this.bitrateTestDelay=a/1e3:this.bitrateTestDelay=0}},i.onError=function(e,t){switch(t.details){case o.ErrorDetails.FRAG_LOAD_ERROR:case o.ErrorDetails.FRAG_LOAD_TIMEOUT:this.clearTimer()}},i.clearTimer=function(){self.clearInterval(this.timer),this.timer=void 0},i.getNextABRAutoLevel=function(){var e=this.fragCurrent,t=this.partCurrent,r=this.hls,i=r.maxAutoLevel,n=r.config,a=r.minAutoLevel,s=r.media,o=t?t.duration:e?e.duration:0,u=(s&&s.currentTime,s&&0!==s.playbackRate?Math.abs(s.playbackRate):1),d=this.bwEstimator?this.bwEstimator.getEstimate():n.abrEwmaDefaultEstimate,h=r.mainForwardBufferInfo,f=(h?h.len:0)/u,c=this.findBestLevel(d,a,i,f,n.abrBandWidthFactor,n.abrBandWidthUpFactor);if(c>=0)return c;l.logger.trace((f?"rebuffering expected":"buffer is empty")+", finding optimal quality level");var v=o?Math.min(o,n.maxStarvationDelay):n.maxStarvationDelay,g=n.abrBandWidthFactor,p=n.abrBandWidthUpFactor;if(!f){var m=this.bitrateTestDelay;m&&(v=(o?Math.min(o,n.maxLoadingDelay):n.maxLoadingDelay)-m,l.logger.trace("bitrate test took "+Math.round(1e3*m)+"ms, set first fragment max fetchDuration to "+Math.round(1e3*v)+" ms"),g=p=1)}return c=this.findBestLevel(d,a,i,f+v,g,p),Math.max(c,0)},i.findBestLevel=function(e,t,r,i,n,s){for(var o,u=this.fragCurrent,d=this.partCurrent,h=this.lastLoadedFragLevel,f=this.hls.levels,c=f[h],v=!(null==c||null===(o=c.details)||void 0===o||!o.live),g=null==c?void 0:c.codecSet,p=d?d.duration:u?u.duration:0,m=r;m>=t;m--){var y=f[m];if(y&&(!g||y.codecSet===g)){var E,T=y.details,S=(d?null==T?void 0:T.partTarget:null==T?void 0:T.averagetargetduration)||p;E=m<=h?n*e:s*e;var b=f[m].maxBitrate,L=b*S/E;if(l.logger.trace("level/adjustedbw/bitrate/avgDuration/maxFetchDuration/fetchDuration: "+m+"/"+Math.round(E)+"/"+b+"/"+S+"/"+i+"/"+L),E>b&&(0===L||!(0,a.isFiniteNumber)(L)||v&&!this.bitrateTestDelay||L<i))return m}}return-1},t=e,(r=[{key:"nextAutoLevel",get:function(){var e=this._nextAutoLevel,t=this.bwEstimator;if(-1!==e&&!t.canEstimate())return e;var r=this.getNextABRAutoLevel();return-1!==e&&this.hls.levels[r].loadError?e:(-1!==e&&(r=Math.min(e,r)),r)},set:function(e){this._nextAutoLevel=e}}])&&ut(t.prototype,r),Object.defineProperty(t,"prototype",{writable:!1}),e}();var ht=r(514),ft=r.n(ht),ct=function(){function e(e){this.buffers=void 0,this.queues={video:[],audio:[],audiovideo:[]},this.buffers=e}var t=e.prototype;return t.append=function(e,t){var r=this.queues[t];r.push(e),1===r.length&&this.buffers[t]&&this.executeNext(t)},t.insertAbort=function(e,t){this.queues[t].unshift(e),this.executeNext(t)},t.appendBlocker=function(e){var t,r=new Promise((function(e){t=e})),i={execute:t,onStart:function(){},onComplete:function(){},onError:function(){}};return this.append(i,e),r},t.executeNext=function(e){var t=this.buffers,r=this.queues,i=t[e],n=r[e];if(n.length){var a=n[0];try{a.execute()}catch(t){l.logger.warn("[buffer-operation-queue]: Unhandled exception executing the current operation"),a.onError(t),i&&i.updating||(n.shift(),this.executeNext(e))}}},t.shiftAndExecuteNext=function(e){this.queues[e].shift(),this.executeNext(e)},t.current=function(e){return this.queues[e][0]},e}(),vt=We(),gt=/([ha]vc.)(?:\.[^.,]+)+/,pt=function(){function e(e){var t=this;this.details=null,this._objectUrl=null,this.operationQueue=void 0,this.listeners=void 0,this.hls=void 0,this.bufferCodecEventsExpected=0,this._bufferCodecEventsTotal=0,this.media=null,this.mediaSource=null,this.appendError=0,this.tracks={},this.pendingTracks={},this.sourceBuffer=void 0,this._onMediaSourceOpen=function(){var e=t.hls,r=t.media,i=t.mediaSource;l.logger.log("[buffer-controller]: Media source opened"),r&&(t.updateMediaElementDuration(),e.trigger(s.Events.MEDIA_ATTACHED,{media:r})),i&&i.removeEventListener("sourceopen",t._onMediaSourceOpen),t.checkPendingTracks()},this._onMediaSourceClose=function(){l.logger.log("[buffer-controller]: Media source closed")},this._onMediaSourceEnded=function(){l.logger.log("[buffer-controller]: Media source ended")},this.hls=e,this._initSourceBuffer(),this.registerListeners()}var t=e.prototype;return t.hasSourceTypes=function(){return this.getSourceBufferTypes().length>0||Object.keys(this.pendingTracks).length>0},t.destroy=function(){this.unregisterListeners(),this.details=null},t.registerListeners=function(){var e=this.hls;e.on(s.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),e.on(s.Events.MEDIA_DETACHING,this.onMediaDetaching,this),e.on(s.Events.MANIFEST_PARSED,this.onManifestParsed,this),e.on(s.Events.BUFFER_RESET,this.onBufferReset,this),e.on(s.Events.BUFFER_APPENDING,this.onBufferAppending,this),e.on(s.Events.BUFFER_CODECS,this.onBufferCodecs,this),e.on(s.Events.BUFFER_EOS,this.onBufferEos,this),e.on(s.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),e.on(s.Events.LEVEL_UPDATED,this.onLevelUpdated,this),e.on(s.Events.FRAG_PARSED,this.onFragParsed,this),e.on(s.Events.FRAG_CHANGED,this.onFragChanged,this)},t.unregisterListeners=function(){var e=this.hls;e.off(s.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),e.off(s.Events.MEDIA_DETACHING,this.onMediaDetaching,this),e.off(s.Events.MANIFEST_PARSED,this.onManifestParsed,this),e.off(s.Events.BUFFER_RESET,this.onBufferReset,this),e.off(s.Events.BUFFER_APPENDING,this.onBufferAppending,this),e.off(s.Events.BUFFER_CODECS,this.onBufferCodecs,this),e.off(s.Events.BUFFER_EOS,this.onBufferEos,this),e.off(s.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),e.off(s.Events.LEVEL_UPDATED,this.onLevelUpdated,this),e.off(s.Events.FRAG_PARSED,this.onFragParsed,this),e.off(s.Events.FRAG_CHANGED,this.onFragChanged,this)},t._initSourceBuffer=function(){this.sourceBuffer={},this.operationQueue=new ct(this.sourceBuffer),this.listeners={audio:[],video:[],audiovideo:[]}},t.onManifestParsed=function(e,t){var r=2;(t.audio&&!t.video||!t.altAudio)&&(r=1),this.bufferCodecEventsExpected=this._bufferCodecEventsTotal=r,this.details=null,l.logger.log(this.bufferCodecEventsExpected+" bufferCodec event(s) expected")},t.onMediaAttaching=function(e,t){var r=this.media=t.media;if(r&&vt){var i=this.mediaSource=new vt;i.addEventListener("sourceopen",this._onMediaSourceOpen),i.addEventListener("sourceended",this._onMediaSourceEnded),i.addEventListener("sourceclose",this._onMediaSourceClose),r.src=self.URL.createObjectURL(i),this._objectUrl=r.src}},t.onMediaDetaching=function(){var e=this.media,t=this.mediaSource,r=this._objectUrl;if(t){if(l.logger.log("[buffer-controller]: media source detaching"),"open"===t.readyState)try{t.endOfStream()}catch(e){l.logger.warn("[buffer-controller]: onMediaDetaching: "+e.message+" while calling endOfStream")}this.onBufferReset(),t.removeEventListener("sourceopen",this._onMediaSourceOpen),t.removeEventListener("sourceended",this._onMediaSourceEnded),t.removeEventListener("sourceclose",this._onMediaSourceClose),e&&(r&&self.URL.revokeObjectURL(r),e.src===r?(e.removeAttribute("src"),e.load()):l.logger.warn("[buffer-controller]: media.src was changed by a third party - skip cleanup")),this.mediaSource=null,this.media=null,this._objectUrl=null,this.bufferCodecEventsExpected=this._bufferCodecEventsTotal,this.pendingTracks={},this.tracks={}}this.hls.trigger(s.Events.MEDIA_DETACHED,void 0)},t.onBufferReset=function(){var e=this;this.getSourceBufferTypes().forEach((function(t){var r=e.sourceBuffer[t];try{r&&(e.removeBufferListeners(t),e.mediaSource&&e.mediaSource.removeSourceBuffer(r),e.sourceBuffer[t]=void 0)}catch(e){l.logger.warn("[buffer-controller]: Failed to reset the "+t+" buffer",e)}})),this._initSourceBuffer()},t.onBufferCodecs=function(e,t){var r=this,i=this.getSourceBufferTypes().length;Object.keys(t).forEach((function(e){if(i){var n=r.tracks[e];if(n&&"function"==typeof n.buffer.changeType){var a=t[e],s=a.id,o=a.codec,u=a.levelCodec,d=a.container,h=a.metadata,f=(n.levelCodec||n.codec).replace(gt,"$1"),c=(u||o).replace(gt,"$1");if(f!==c){var v=d+";codecs="+(u||o);r.appendChangeType(e,v),l.logger.log("[buffer-controller]: switching codec "+f+" to "+c),r.tracks[e]={buffer:n.buffer,codec:o,container:d,levelCodec:u,metadata:h,id:s}}}}else r.pendingTracks[e]=t[e]})),i||(this.bufferCodecEventsExpected=Math.max(this.bufferCodecEventsExpected-1,0),this.mediaSource&&"open"===this.mediaSource.readyState&&this.checkPendingTracks())},t.appendChangeType=function(e,t){var r=this,i=this.operationQueue,n={execute:function(){var n=r.sourceBuffer[e];n&&(l.logger.log("[buffer-controller]: changing "+e+" sourceBuffer type to "+t),n.changeType(t)),i.shiftAndExecuteNext(e)},onStart:function(){},onComplete:function(){},onError:function(t){l.logger.warn("[buffer-controller]: Failed to change "+e+" SourceBuffer type",t)}};i.append(n,e)},t.onBufferAppending=function(e,t){var r=this,i=this.hls,n=this.operationQueue,a=this.tracks,u=t.data,d=t.type,h=t.frag,f=t.part,c=t.chunkMeta,v=c.buffering[d],g=self.performance.now();v.start=g;var p=h.stats.buffering,m=f?f.stats.buffering:null;0===p.start&&(p.start=g),m&&0===m.start&&(m.start=g);var y=a.audio,E="audio"===d&&1===c.id&&"audio/mpeg"===(null==y?void 0:y.container),T={execute:function(){if(v.executeStart=self.performance.now(),E){var e=r.sourceBuffer[d];if(e){var t=h.start-e.timestampOffset;Math.abs(t)>=.1&&(l.logger.log("[buffer-controller]: Updating audio SourceBuffer timestampOffset to "+h.start+" (delta: "+t+") sn: "+h.sn+")"),e.timestampOffset=h.start)}}r.appendExecutor(u,d)},onStart:function(){},onComplete:function(){var e=self.performance.now();v.executeEnd=v.end=e,0===p.first&&(p.first=e),m&&0===m.first&&(m.first=e);var t=r.sourceBuffer,i={};for(var n in t)i[n]=ce.getBuffered(t[n]);r.appendError=0,r.hls.trigger(s.Events.BUFFER_APPENDED,{type:d,frag:h,part:f,chunkMeta:c,parent:h.type,timeRanges:i})},onError:function(e){l.logger.error("[buffer-controller]: Error encountered while trying to append to the "+d+" SourceBuffer",e);var t={type:o.ErrorTypes.MEDIA_ERROR,parent:h.type,details:o.ErrorDetails.BUFFER_APPEND_ERROR,err:e,fatal:!1};e.code===DOMException.QUOTA_EXCEEDED_ERR?t.details=o.ErrorDetails.BUFFER_FULL_ERROR:(r.appendError++,t.details=o.ErrorDetails.BUFFER_APPEND_ERROR,r.appendError>i.config.appendErrorMaxRetry&&(l.logger.error("[buffer-controller]: Failed "+i.config.appendErrorMaxRetry+" times to append segment in sourceBuffer"),t.fatal=!0,i.stopLoad())),i.trigger(s.Events.ERROR,t)}};n.append(T,d)},t.onBufferFlushing=function(e,t){var r=this,i=this.operationQueue,n=function(e){return{execute:r.removeExecutor.bind(r,e,t.startOffset,t.endOffset),onStart:function(){},onComplete:function(){r.hls.trigger(s.Events.BUFFER_FLUSHED,{type:e})},onError:function(t){l.logger.warn("[buffer-controller]: Failed to remove from "+e+" SourceBuffer",t)}}};t.type?i.append(n(t.type),t.type):this.getSourceBufferTypes().forEach((function(e){i.append(n(e),e)}))},t.onFragParsed=function(e,t){var r=this,i=t.frag,n=t.part,a=[],o=n?n.elementaryStreams:i.elementaryStreams;o[p.ElementaryStreamTypes.AUDIOVIDEO]?a.push("audiovideo"):(o[p.ElementaryStreamTypes.AUDIO]&&a.push("audio"),o[p.ElementaryStreamTypes.VIDEO]&&a.push("video")),0===a.length&&l.logger.warn("Fragments must have at least one ElementaryStreamType set. type: "+i.type+" level: "+i.level+" sn: "+i.sn),this.blockBuffers((function(){var e=self.performance.now();i.stats.buffering.end=e,n&&(n.stats.buffering.end=e);var t=n?n.stats:i.stats;r.hls.trigger(s.Events.FRAG_BUFFERED,{frag:i,part:n,stats:t,id:i.type})}),a)},t.onFragChanged=function(e,t){this.flushBackBuffer()},t.onBufferEos=function(e,t){var r=this;this.getSourceBufferTypes().reduce((function(e,i){var n=r.sourceBuffer[i];return t.type&&t.type!==i||n&&!n.ended&&(n.ended=!0,l.logger.log("[buffer-controller]: "+i+" sourceBuffer now EOS")),e&&!(n&&!n.ended)}),!0)&&this.blockBuffers((function(){var e=r.mediaSource;e&&"open"===e.readyState&&e.endOfStream()}))},t.onLevelUpdated=function(e,t){var r=t.details;r.fragments.length&&(this.details=r,this.getSourceBufferTypes().length?this.blockBuffers(this.updateMediaElementDuration.bind(this)):this.updateMediaElementDuration())},t.flushBackBuffer=function(){var e=this.hls,t=this.details,r=this.media,i=this.sourceBuffer;if(r&&null!==t){var n=this.getSourceBufferTypes();if(n.length){var o=t.live&&null!==e.config.liveBackBufferLength?e.config.liveBackBufferLength:e.config.backBufferLength;if((0,a.isFiniteNumber)(o)&&!(o<0)){var l=r.currentTime,u=t.levelTargetDuration,d=Math.max(o,u),h=Math.floor(l/u)*u-d;n.forEach((function(r){var n=i[r];if(n){var a=ce.getBuffered(n);a.length>0&&h>a.start(0)&&(e.trigger(s.Events.BACK_BUFFER_REACHED,{bufferEnd:h}),t.live&&e.trigger(s.Events.LIVE_BACK_BUFFER_REACHED,{bufferEnd:h}),e.trigger(s.Events.BUFFER_FLUSHING,{startOffset:0,endOffset:h,type:r}))}}))}}}},t.updateMediaElementDuration=function(){if(this.details&&this.media&&this.mediaSource&&"open"===this.mediaSource.readyState){var e=this.details,t=this.hls,r=this.media,i=this.mediaSource,n=e.fragments[0].start+e.totalduration,s=r.duration,o=(0,a.isFiniteNumber)(i.duration)?i.duration:0;e.live&&t.config.liveDurationInfinity?(l.logger.log("[buffer-controller]: Media Source duration is set to Infinity"),i.duration=1/0,this.updateSeekableRange(e)):(n>o&&n>s||!(0,a.isFiniteNumber)(s))&&(l.logger.log("[buffer-controller]: Updating Media Source duration to "+n.toFixed(3)),i.duration=n)}},t.updateSeekableRange=function(e){var t=this.mediaSource,r=e.fragments;if(r.length&&e.live&&null!=t&&t.setLiveSeekableRange){var i=Math.max(0,r[0].start),n=Math.max(i,i+e.totalduration);t.setLiveSeekableRange(i,n)}},t.checkPendingTracks=function(){var e=this.bufferCodecEventsExpected,t=this.operationQueue,r=this.pendingTracks,i=Object.keys(r).length;if(i&&!e||2===i){this.createSourceBuffers(r),this.pendingTracks={};var n=this.getSourceBufferTypes();if(0===n.length)return void this.hls.trigger(s.Events.ERROR,{type:o.ErrorTypes.MEDIA_ERROR,details:o.ErrorDetails.BUFFER_INCOMPATIBLE_CODECS_ERROR,fatal:!0,reason:"could not create source buffer for media codec(s)"});n.forEach((function(e){t.executeNext(e)}))}},t.createSourceBuffers=function(e){var t=this.sourceBuffer,r=this.mediaSource;if(!r)throw Error("createSourceBuffers called when mediaSource was null");var i=0;for(var n in e)if(!t[n]){var a=e[n];if(!a)throw Error("source buffer exists for track "+n+", however track does not");var u=a.levelCodec||a.codec,d=a.container+";codecs="+u;l.logger.log("[buffer-controller]: creating sourceBuffer("+d+")");try{var h=t[n]=r.addSourceBuffer(d),f=n;this.addBufferListener(f,"updatestart",this._onSBUpdateStart),this.addBufferListener(f,"updateend",this._onSBUpdateEnd),this.addBufferListener(f,"error",this._onSBUpdateError),this.tracks[n]={buffer:h,codec:u,container:a.container,levelCodec:a.levelCodec,metadata:a.metadata,id:a.id},i++}catch(e){l.logger.error("[buffer-controller]: error while trying to add sourceBuffer: "+e.message),this.hls.trigger(s.Events.ERROR,{type:o.ErrorTypes.MEDIA_ERROR,details:o.ErrorDetails.BUFFER_ADD_CODEC_ERROR,fatal:!1,error:e,mimeType:d})}}i&&this.hls.trigger(s.Events.BUFFER_CREATED,{tracks:this.tracks})},t._onSBUpdateStart=function(e){this.operationQueue.current(e).onStart()},t._onSBUpdateEnd=function(e){var t=this.operationQueue;t.current(e).onComplete(),t.shiftAndExecuteNext(e)},t._onSBUpdateError=function(e,t){l.logger.error("[buffer-controller]: "+e+" SourceBuffer error",t),this.hls.trigger(s.Events.ERROR,{type:o.ErrorTypes.MEDIA_ERROR,details:o.ErrorDetails.BUFFER_APPENDING_ERROR,fatal:!1});var r=this.operationQueue.current(e);r&&r.onError(t)},t.removeExecutor=function(e,t,r){var i=this.media,n=this.mediaSource,s=this.operationQueue,o=this.sourceBuffer[e];if(!i||!n||!o)return l.logger.warn("[buffer-controller]: Attempting to remove from the "+e+" SourceBuffer, but it does not exist"),void s.shiftAndExecuteNext(e);var u=(0,a.isFiniteNumber)(i.duration)?i.duration:1/0,d=(0,a.isFiniteNumber)(n.duration)?n.duration:1/0,h=Math.max(0,t),f=Math.min(r,u,d);f>h?(l.logger.log("[buffer-controller]: Removing ["+h+","+f+"] from the "+e+" SourceBuffer"),o.remove(h,f)):s.shiftAndExecuteNext(e)},t.appendExecutor=function(e,t){var r=this.operationQueue,i=this.sourceBuffer[t];if(!i)return l.logger.warn("[buffer-controller]: Attempting to append to the "+t+" SourceBuffer, but it does not exist"),void r.shiftAndExecuteNext(t);i.ended=!1,i.appendBuffer(e)},t.blockBuffers=function(e,t){var r=this;if(void 0===t&&(t=this.getSourceBufferTypes()),!t.length)return l.logger.log("[buffer-controller]: Blocking operation requested, but no SourceBuffers exist"),void Promise.resolve().then(e);var i=this.operationQueue,n=t.map((function(e){return i.appendBlocker(e)}));Promise.all(n).then((function(){e(),t.forEach((function(e){var t=r.sourceBuffer[e];t&&t.updating||i.shiftAndExecuteNext(e)}))}))},t.getSourceBufferTypes=function(){return Object.keys(this.sourceBuffer)},t.addBufferListener=function(e,t,r){var i=this.sourceBuffer[e];if(i){var n=r.bind(this,e);this.listeners[e].push({event:t,listener:n}),i.addEventListener(t,n)}},t.removeBufferListeners=function(e){var t=this.sourceBuffer[e];t&&this.listeners[e].forEach((function(e){t.removeEventListener(e.event,e.listener)}))},e}();function mt(e,t){for(var r=0;r<t.length;r++){var i=t[r];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(e,i.key,i)}}const yt=function(){function e(e){this.autoLevelCapping=void 0,this.firstLevel=void 0,this.media=void 0,this.restrictedLevels=void 0,this.timer=void 0,this.hls=void 0,this.streamController=void 0,this.clientRect=void 0,this.hls=e,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.firstLevel=-1,this.media=null,this.restrictedLevels=[],this.timer=void 0,this.clientRect=null,this.registerListeners()}var t,r,i=e.prototype;return i.setStreamController=function(e){this.streamController=e},i.destroy=function(){this.unregisterListener(),this.hls.config.capLevelToPlayerSize&&this.stopCapping(),this.media=null,this.clientRect=null,this.hls=this.streamController=null},i.registerListeners=function(){var e=this.hls;e.on(s.Events.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),e.on(s.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),e.on(s.Events.MANIFEST_PARSED,this.onManifestParsed,this),e.on(s.Events.BUFFER_CODECS,this.onBufferCodecs,this),e.on(s.Events.MEDIA_DETACHING,this.onMediaDetaching,this)},i.unregisterListener=function(){var e=this.hls;e.off(s.Events.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),e.off(s.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),e.off(s.Events.MANIFEST_PARSED,this.onManifestParsed,this),e.off(s.Events.BUFFER_CODECS,this.onBufferCodecs,this),e.off(s.Events.MEDIA_DETACHING,this.onMediaDetaching,this)},i.onFpsDropLevelCapping=function(t,r){e.isLevelAllowed(r.droppedLevel,this.restrictedLevels)&&this.restrictedLevels.push(r.droppedLevel)},i.onMediaAttaching=function(e,t){this.media=t.media instanceof HTMLVideoElement?t.media:null},i.onManifestParsed=function(e,t){var r=this.hls;this.restrictedLevels=[],this.firstLevel=t.firstLevel,r.config.capLevelToPlayerSize&&t.video&&this.startCapping()},i.onBufferCodecs=function(e,t){this.hls.config.capLevelToPlayerSize&&t.video&&this.startCapping()},i.onMediaDetaching=function(){this.stopCapping()},i.detectPlayerSize=function(){if(this.media&&this.mediaHeight>0&&this.mediaWidth>0){var e=this.hls.levels;if(e.length){var t=this.hls;t.autoLevelCapping=this.getMaxLevel(e.length-1),t.autoLevelCapping>this.autoLevelCapping&&this.streamController&&this.streamController.nextLevelSwitch(),this.autoLevelCapping=t.autoLevelCapping}}},i.getMaxLevel=function(t){var r=this,i=this.hls.levels;if(!i.length)return-1;var n=i.filter((function(i,n){return e.isLevelAllowed(n,r.restrictedLevels)&&n<=t}));return this.clientRect=null,e.getMaxLevelByMediaSize(n,this.mediaWidth,this.mediaHeight)},i.startCapping=function(){this.timer||(this.autoLevelCapping=Number.POSITIVE_INFINITY,this.hls.firstLevel=this.getMaxLevel(this.firstLevel),self.clearInterval(this.timer),this.timer=self.setInterval(this.detectPlayerSize.bind(this),1e3),this.detectPlayerSize())},i.stopCapping=function(){this.restrictedLevels=[],this.firstLevel=-1,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.timer&&(self.clearInterval(this.timer),this.timer=void 0)},i.getDimensions=function(){if(this.clientRect)return this.clientRect;var e=this.media,t={width:0,height:0};if(e){var r=e.getBoundingClientRect();t.width=r.width,t.height=r.height,t.width||t.height||(t.width=r.right-r.left||e.width||0,t.height=r.bottom-r.top||e.height||0)}return this.clientRect=t,t},e.isLevelAllowed=function(e,t){return void 0===t&&(t=[]),-1===t.indexOf(e)},e.getMaxLevelByMediaSize=function(e,t,r){if(!e||!e.length)return-1;for(var i,n,a=e.length-1,s=0;s<e.length;s+=1){var o=e[s];if((o.width>=t||o.height>=r)&&(i=o,!(n=e[s+1])||i.width!==n.width||i.height!==n.height)){a=s;break}}return a},t=e,(r=[{key:"mediaWidth",get:function(){return this.getDimensions().width*this.contentScaleFactor}},{key:"mediaHeight",get:function(){return this.getDimensions().height*this.contentScaleFactor}},{key:"contentScaleFactor",get:function(){var e=1;if(!this.hls.config.ignoreDevicePixelRatio)try{e=self.devicePixelRatio}catch(e){}return e}}])&&mt(t.prototype,r),Object.defineProperty(t,"prototype",{writable:!1}),e}(),Et=function(){function e(e){this.hls=void 0,this.isVideoPlaybackQualityAvailable=!1,this.timer=void 0,this.media=null,this.lastTime=void 0,this.lastDroppedFrames=0,this.lastDecodedFrames=0,this.streamController=void 0,this.hls=e,this.registerListeners()}var t=e.prototype;return t.setStreamController=function(e){this.streamController=e},t.registerListeners=function(){this.hls.on(s.Events.MEDIA_ATTACHING,this.onMediaAttaching,this)},t.unregisterListeners=function(){this.hls.off(s.Events.MEDIA_ATTACHING,this.onMediaAttaching)},t.destroy=function(){this.timer&&clearInterval(this.timer),this.unregisterListeners(),this.isVideoPlaybackQualityAvailable=!1,this.media=null},t.onMediaAttaching=function(e,t){var r=this.hls.config;if(r.capLevelOnFPSDrop){var i=t.media instanceof self.HTMLVideoElement?t.media:null;this.media=i,i&&"function"==typeof i.getVideoPlaybackQuality&&(this.isVideoPlaybackQualityAvailable=!0),self.clearInterval(this.timer),this.timer=self.setInterval(this.checkFPSInterval.bind(this),r.fpsDroppedMonitoringPeriod)}},t.checkFPS=function(e,t,r){var i=performance.now();if(t){if(this.lastTime){var 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r=null!=arguments[t]?arguments[t]:{};t%2?Nt(Object(r),!0).forEach((function(t){Bt(e,t,r[t])})):Object.getOwnPropertyDescriptors?Object.defineProperties(e,Object.getOwnPropertyDescriptors(r)):Nt(Object(r)).forEach((function(t){Object.defineProperty(e,t,Object.getOwnPropertyDescriptor(r,t))}))}return e}function Bt(e,t,r){return t in e?Object.defineProperty(e,t,{value:r,enumerable:!0,configurable:!0,writable:!0}):e[t]=r,e}var Gt=Ut(Ut({autoStartLoad:!0,startPosition:-1,defaultAudioCodec:void 0,debug:!1,capLevelOnFPSDrop:!1,capLevelToPlayerSize:!1,ignoreDevicePixelRatio:!1,initialLiveManifestSize:1,maxBufferLength:30,backBufferLength:1/0,maxBufferSize:6e7,maxBufferHole:.1,highBufferWatchdogPeriod:2,nudgeOffset:.1,nudgeMaxRetry:3,maxFragLookUpTolerance:.25,liveSyncDurationCount:3,liveMaxLatencyDurationCount:1/0,liveSyncDuration:void 0,liveMaxLatencyDuration:void 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r=this.config=function(e,t){if((t.liveSyncDurationCount||t.liveMaxLatencyDurationCount)&&(t.liveSyncDuration||t.liveMaxLatencyDuration))throw new Error("Illegal hls.js config: don't mix up liveSyncDurationCount/liveMaxLatencyDurationCount and liveSyncDuration/liveMaxLatencyDuration");if(void 0!==t.liveMaxLatencyDurationCount&&(void 0===t.liveSyncDurationCount||t.liveMaxLatencyDurationCount<=t.liveSyncDurationCount))throw new Error('Illegal hls.js config: "liveMaxLatencyDurationCount" must be greater than "liveSyncDurationCount"');if(void 0!==t.liveMaxLatencyDuration&&(void 0===t.liveSyncDuration||t.liveMaxLatencyDuration<=t.liveSyncDuration))throw new Error('Illegal hls.js config: "liveMaxLatencyDuration" must be greater than "liveSyncDuration"');return Mt({},e,t)}(e.DefaultConfig,t);this.userConfig=t,(0,l.enableLogs)(r.debug,"Hls instance"),this._autoLevelCapping=-1,r.progressive&&function(e){var t=e.loader;t!==Pt&&t!==bt?(l.logger.log("[config]: Custom loader detected, cannot enable 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t=this.media,r=this.url,i=this.url=n.buildAbsoluteURL(self.location.href,e,{alwaysNormalize:!0});l.logger.log("loadSource:"+i),t&&r&&r!==i&&this.bufferController.hasSourceTypes()&&(this.detachMedia(),this.attachMedia(t)),this.trigger(s.Events.MANIFEST_LOADING,{url:e})},a.startLoad=function(e){void 0===e&&(e=-1),l.logger.log("startLoad("+e+")"),this.networkControllers.forEach((function(t){t.startLoad(e)}))},a.stopLoad=function(){l.logger.log("stopLoad"),this.networkControllers.forEach((function(e){e.stopLoad()}))},a.swapAudioCodec=function(){l.logger.log("swapAudioCodec"),this.streamController.swapAudioCodec()},a.recoverMediaError=function(){l.logger.log("recoverMediaError");var e=this._media;this.detachMedia(),e&&this.attachMedia(e)},a.removeLevel=function(e,t){void 0===t&&(t=0),this.levelController.removeLevel(e,t)},t=e,i=[{key:"version",get:function(){return"1.2.9"}},{key:"Events",get:function(){return s.Events}},{key:"ErrorTypes",get:function(){return 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c=h(e,l);l+=4,t.push({referenceSize:f,subsegmentDuration:c,info:{duration:c/n,start:a,end:a+f-1}}),a+=f,i=l+=4}return{earliestPresentationTime:0,timescale:n,version:r,referencesCount:s,references:t}}function p(e){for(var t=[],r=v(e,["moov","trak"]),i=0;i<r.length;i++){var a=r[i],s=v(a,["tkhd"])[0];if(s){var o=s[0],l=0===o?12:20,d=h(s,l),f=v(a,["mdia","mdhd"])[0];if(f){var c=h(f,l=0===(o=f[0])?12:20),g=v(a,["mdia","hdlr"])[0];if(g){var p=u(g.subarray(8,12)),m={soun:n.ElementaryStreamTypes.AUDIO,vide:n.ElementaryStreamTypes.VIDEO}[p];if(m){var y=v(a,["mdia","minf","stbl","stsd"])[0],E=void 0;y&&(E=u(y.subarray(12,16))),t[d]={timescale:c,type:m},t[m]={timescale:c,id:d,codec:E}}}}}}return v(e,["moov","mvex","trex"]).forEach((function(e){var r=h(e,4),i=t[r];i&&(i.default={duration:h(e,12),flags:h(e,20)})})),t}function m(e,t){return v(t,["moof","traf"]).reduce((function(t,r){var i=v(r,["tfdt"])[0],n=i[0],a=v(r,["tfhd"]).reduce((function(t,r){var a=h(r,4),s=e[a];if(s){var 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// @license-end