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t;this.fragments=Object.create(null),this.endListFragments=Object.create(null),this.activePartLists=Object.create(null),this.hasGaps=!1;const e=null==(t=this.hls)||null==(t=t.latestLevelDetails)?void 0:t.partList;e&&e.forEach((t=>t.clearElementaryStreamInfo()))}}function Ue(t){var e,s,i;return t.buffered&&!!(t.body.gap||null!=(e=t.range.video)&&e.partial||null!=(s=t.range.audio)&&s.partial||null!=(i=t.range.audiovideo)&&i.partial)}function $e(t){return`${t.type}_${t.level}_${t.sn}`}function Be(t,e){return t.filter((t=>{const s=e(t);return s||t.clearElementaryStreamInfo(),s}))}var Ge=0,Ke=1;class He{constructor(t,e,s){this.subtle=void 0,this.aesIV=void 0,this.aesMode=void 0,this.subtle=t,this.aesIV=e,this.aesMode=s}decrypt(t,e){switch(this.aesMode){case Ge:return this.subtle.decrypt({name:"AES-CBC",iv:this.aesIV},e,t);case Ke:return this.subtle.decrypt({name:"AES-CTR",counter:this.aesIV,length:64},e,t);default:throw new Error(`[AESCrypto] invalid aes mode ${this.aesMode}`)}}}class Ve{constructor(){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()}uint8ArrayToUint32Array_(t){const e=new DataView(t),s=new Uint32Array(4);for(let t=0;t<4;t++)s[t]=e.getUint32(4*t);return s}initTable(){const t=this.sBox,e=this.invSBox,s=this.subMix,i=s[0],r=s[1],n=s[2],a=s[3],o=this.invSubMix,l=o[0],h=o[1],d=o[2],c=o[3],u=new Uint32Array(256);let f=0,g=0,m=0;for(m=0;m<256;m++)u[m]=m<128?m<<1:m<<1^283;for(m=0;m<256;m++){let s=g^g<<1^g<<2^g<<3^g<<4;s=s>>>8^255&s^99,t[f]=s,e[s]=f;const o=u[f],m=u[o],p=u[m];let v=257*u[s]^16843008*s;i[f]=v<<24|v>>>8,r[f]=v<<16|v>>>16,n[f]=v<<8|v>>>24,a[f]=v,v=16843009*p^65537*m^257*o^16843008*f,l[s]=v<<24|v>>>8,h[s]=v<<16|v>>>16,d[s]=v<<8|v>>>24,c[s]=v,f?(f=o^u[u[u[p^o]]],g^=u[u[g]]):f=g=1}}expandKey(t){const e=this.uint8ArrayToUint32Array_(t);let s=!0,i=0;for(;i{const a=ArrayBuffer.isView(t)?t:new Uint8Array(t);this.softwareDecrypt(a,e,s,i);const o=this.flush();o?r(o.buffer):n(new Error("[softwareDecrypt] Failed to decrypt data"))})):this.webCryptoDecrypt(new Uint8Array(t),e,s,i)}softwareDecrypt(t,e,s,i){const{currentIV:r,currentResult:n,remainderData:a}=this;if(i!==Ge||16!==e.byteLength)return D.warn("SoftwareDecrypt: can only handle AES-128-CBC"),null;this.logOnce("JS AES decrypt"),a&&(t=mt(a,t),this.remainderData=null);const o=this.getValidChunk(t);if(!o.length)return null;r&&(s=r);let l=this.softwareDecrypter;l||(l=this.softwareDecrypter=new Ve),l.expandKey(e);const h=n;return this.currentResult=l.decrypt(o.buffer,0,s),this.currentIV=o.slice(-16).buffer,h||null}webCryptoDecrypt(t,e,s,i){if(this.key!==e||!this.fastAesKey){if(!this.subtle)return Promise.resolve(this.onWebCryptoError(t,e,s,i));this.key=e,this.fastAesKey=new Ye(this.subtle,e,i)}return this.fastAesKey.expandKey().then((e=>{if(!this.subtle)return Promise.reject(new Error("web crypto not initialized"));this.logOnce("WebCrypto AES decrypt");return new He(this.subtle,new Uint8Array(s),i).decrypt(t.buffer,e)})).catch((r=>(D.warn(`[decrypter]: WebCrypto Error, disable WebCrypto API, ${r.name}: ${r.message}`),this.onWebCryptoError(t,e,s,i))))}onWebCryptoError(t,e,s,i){const r=this.enableSoftwareAES;if(r){this.useSoftware=!0,this.logEnabled=!0,this.softwareDecrypt(t,e,s,i);const r=this.flush();if(r)return r.buffer}throw new Error("WebCrypto"+(r?" and softwareDecrypt":"")+": failed to decrypt data")}getValidChunk(t){let e=t;const s=t.length-t.length%16;return s!==t.length&&(e=t.slice(0,s),this.remainderData=t.slice(s)),e}logOnce(t){this.logEnabled&&(D.log(`[decrypter]: ${t}`),this.logEnabled=!1)}}const je=Math.pow(2,17);class qe{constructor(t){this.config=void 0,this.loader=null,this.partLoadTimeout=-1,this.config=t}destroy(){this.loader&&(this.loader.destroy(),this.loader=null)}abort(){this.loader&&this.loader.abort()}load(t,e){const s=t.url;if(!s)return Promise.reject(new Qe({type:a.NETWORK_ERROR,details:o.FRAG_LOAD_ERROR,fatal:!1,frag:t,error:new Error("Fragment does not have a "+(s?"part list":"url")),networkDetails:null}));this.abort();const i=this.config,r=i.fLoader,n=i.loader;return new Promise(((l,h)=>{if(this.loader&&this.loader.destroy(),t.gap){if(t.tagList.some((t=>"GAP"===t[0])))return void h(ze(t));t.gap=!1}const d=this.loader=r?new r(i):new n(i),c=Xe(t);t.loader=d;const u=Se(i.fragLoadPolicy.default),f={loadPolicy:u,timeout:u.maxLoadTimeMs,maxRetry:0,retryDelay:0,maxRetryDelay:0,highWaterMark:"initSegment"===t.sn?1/0:je};t.stats=d.stats;const g={onSuccess:(e,s,i,r)=>{this.resetLoader(t,d);let n=e.data;i.resetIV&&t.decryptdata&&(t.decryptdata.iv=new Uint8Array(n.slice(0,16)),n=n.slice(16)),l({frag:t,part:null,payload:n,networkDetails:r})},onError:(e,i,r,n)=>{this.resetLoader(t,d),h(new Qe({type:a.NETWORK_ERROR,details:o.FRAG_LOAD_ERROR,fatal:!1,frag:t,response:S({url:s,data:void 0},e),error:new Error(`HTTP Error ${e.code} ${e.text}`),networkDetails:r,stats:n}))},onAbort:(e,s,i)=>{this.resetLoader(t,d),h(new Qe({type:a.NETWORK_ERROR,details:o.INTERNAL_ABORTED,fatal:!1,frag:t,error:new Error("Aborted"),networkDetails:i,stats:e}))},onTimeout:(e,s,i)=>{this.resetLoader(t,d),h(new Qe({type:a.NETWORK_ERROR,details:o.FRAG_LOAD_TIMEOUT,fatal:!1,frag:t,error:new Error(`Timeout after ${f.timeout}ms`),networkDetails:i,stats:e}))}};e&&(g.onProgress=(s,i,r,n)=>e({frag:t,part:null,payload:r,networkDetails:n})),d.load(c,f,g)}))}loadPart(t,e,s){this.abort();const i=this.config,r=i.fLoader,n=i.loader;return new Promise(((l,h)=>{if(this.loader&&this.loader.destroy(),t.gap||e.gap)return void h(ze(t,e));const d=this.loader=r?new r(i):new n(i),c=Xe(t,e);t.loader=d;const u=Se(i.fragLoadPolicy.default),f={loadPolicy:u,timeout:u.maxLoadTimeMs,maxRetry:0,retryDelay:0,maxRetryDelay:0,highWaterMark:je};e.stats=d.stats,d.load(c,f,{onSuccess:(i,r,n,a)=>{this.resetLoader(t,d),this.updateStatsFromPart(t,e);const o={frag:t,part:e,payload:i.data,networkDetails:a};s(o),l(o)},onError:(s,i,r,n)=>{this.resetLoader(t,d),h(new Qe({type:a.NETWORK_ERROR,details:o.FRAG_LOAD_ERROR,fatal:!1,frag:t,part:e,response:S({url:c.url,data:void 0},s),error:new Error(`HTTP Error ${s.code} ${s.text}`),networkDetails:r,stats:n}))},onAbort:(s,i,r)=>{t.stats.aborted=e.stats.aborted,this.resetLoader(t,d),h(new Qe({type:a.NETWORK_ERROR,details:o.INTERNAL_ABORTED,fatal:!1,frag:t,part:e,error:new Error("Aborted"),networkDetails:r,stats:s}))},onTimeout:(s,i,r)=>{this.resetLoader(t,d),h(new Qe({type:a.NETWORK_ERROR,details:o.FRAG_LOAD_TIMEOUT,fatal:!1,frag:t,part:e,error:new Error(`Timeout after ${f.timeout}ms`),networkDetails:r,stats:s}))}})}))}updateStatsFromPart(t,e){const s=t.stats,i=e.stats,r=i.total;if(s.loaded+=i.loaded,r){const i=Math.round(t.duration/e.duration),n=Math.min(Math.round(s.loaded/r),i),a=(i-n)*Math.round(s.loaded/n);s.total=s.loaded+a}else s.total=Math.max(s.loaded,s.total);const n=s.loading,a=i.loading;n.start?n.first+=a.first-a.start:(n.start=a.start,n.first=a.first),n.end=a.end}resetLoader(t,e){t.loader=null,this.loader===e&&(self.clearTimeout(this.partLoadTimeout),this.loader=null),e.destroy()}}function Xe(t,e=null){const s=e||t,r={frag:t,part:e,responseType:"arraybuffer",url:s.url,headers:{},rangeStart:0,rangeEnd:0},n=s.byteRangeStartOffset,a=s.byteRangeEndOffset;if(i(n)&&i(a)){var o;let e=n,s=a;if("initSegment"===t.sn&&("AES-128"===(l=null==(o=t.decryptdata)?void 0:o.method)||"AES-256"===l)){const t=a-n;t%16&&(s=a+(16-t%16)),0!==n&&(r.resetIV=!0,e=n-16)}r.rangeStart=e,r.rangeEnd=s}var l;return r}function ze(t,e){const s=new Error(`GAP ${t.gap?"tag":"attribute"} found`),i={type:a.MEDIA_ERROR,details:o.FRAG_GAP,fatal:!1,frag:t,error:s,networkDetails:null};return e&&(i.part=e),(e||t).stats.aborted=!0,new Qe(i)}class Qe extends Error{constructor(t){super(t.error.message),this.data=void 0,this.data=t}}class Ze extends L{constructor(t,e){super(t,e),this._boundTick=void 0,this._tickTimer=null,this._tickInterval=null,this._tickCallCount=0,this._boundTick=this.tick.bind(this)}destroy(){this.onHandlerDestroying(),this.onHandlerDestroyed()}onHandlerDestroying(){this.clearNextTick(),this.clearInterval()}onHandlerDestroyed(){}hasInterval(){return!!this._tickInterval}hasNextTick(){return!!this._tickTimer}setInterval(t){return!this._tickInterval&&(this._tickCallCount=0,this._tickInterval=self.setInterval(this._boundTick,t),!0)}clearInterval(){return!!this._tickInterval&&(self.clearInterval(this._tickInterval),this._tickInterval=null,!0)}clearNextTick(){return!!this._tickTimer&&(self.clearTimeout(this._tickTimer),this._tickTimer=null,!0)}tick(){this._tickCallCount++,1===this._tickCallCount&&(this.doTick(),this._tickCallCount>1&&this.tickImmediate(),this._tickCallCount=0)}tickImmediate(){this.clearNextTick(),this._tickTimer=self.setTimeout(this._boundTick,0)}doTick(){}}class Je{constructor(t,e,s,i=0,r=-1,n=!1){this.level=void 0,this.sn=void 0,this.part=void 0,this.id=void 0,this.size=void 0,this.partial=void 0,this.transmuxing={start:0,executeStart:0,executeEnd:0,end:0},this.buffering={audio:{start:0,executeStart:0,executeEnd:0,end:0},video:{start:0,executeStart:0,executeEnd:0,end:0},audiovideo:{start:0,executeStart:0,executeEnd:0,end:0}},this.level=t,this.sn=e,this.id=s,this.size=i,this.part=r,this.partial=n}}const ts={length:0,start:()=>0,end:()=>0};class es{static isBuffered(t,e){if(t){const s=es.getBuffered(t);for(let t=s.length;t--;)if(e>=s.start(t)&&e<=s.end(t))return!0}return!1}static bufferedRanges(t){if(t){const e=es.getBuffered(t);return es.timeRangesToArray(e)}return[]}static timeRangesToArray(t){const e=[];for(let s=0;s1&&t.sort(((t,e)=>t.start-e.start||e.end-t.end));let i=-1,r=[];if(s)for(let n=0;n=t[n].start&&e<=t[n].end&&(i=n);const a=r.length;if(a){const e=r[a-1].end;t[n].start-ee&&(r[a-1].end=t[n].end):r.push(t[n])}else r.push(t[n])}else r=t;let n,a=0,o=e,l=e;for(let t=0;t=h&&e<=d&&(i=t),e+s>=h&&e{const i=e.substring(2,e.length-1),r=null==s?void 0:s[i];return void 0===r?(t.playlistParsingError||(t.playlistParsingError=new Error(`Missing preceding EXT-X-DEFINE tag for Variable Reference: "${i}"`)),e):r}))}return e}function ns(t,e,s){let i,r,n=t.variableList;if(n||(t.variableList=n={}),"QUERYPARAM"in e){i=e.QUERYPARAM;try{const t=new self.URL(s).searchParams;if(!t.has(i))throw new Error(`"${i}" does not match any query parameter in URI: "${s}"`);r=t.get(i)}catch(e){t.playlistParsingError||(t.playlistParsingError=new Error(`EXT-X-DEFINE QUERYPARAM: ${e.message}`))}}else i=e.NAME,r=e.VALUE;i in n?t.playlistParsingError||(t.playlistParsingError=new Error(`EXT-X-DEFINE duplicate Variable Name declarations: "${i}"`)):n[i]=r||""}function as(t,e,s){const i=e.IMPORT;if(s&&i in s){let e=t.variableList;e||(t.variableList=e={}),e[i]=s[i]}else t.playlistParsingError||(t.playlistParsingError=new Error(`EXT-X-DEFINE IMPORT attribute not found in Multivariant Playlist: "${i}"`))}const os=/^(\d+)x(\d+)$/,ls=/(.+?)=(".*?"|.*?)(?:,|$)/g;class hs{constructor(t,e){"string"==typeof t&&(t=hs.parseAttrList(t,e)),E(this,t)}get clientAttrs(){return Object.keys(this).filter((t=>"X-"===t.substring(0,2)))}decimalInteger(t){const e=parseInt(this[t],10);return e>Number.MAX_SAFE_INTEGER?1/0:e}hexadecimalInteger(t){if(this[t]){let e=(this[t]||"0x").slice(2);e=(1&e.length?"0":"")+e;const s=new Uint8Array(e.length/2);for(let t=0;tNumber.MAX_SAFE_INTEGER?1/0:e}decimalFloatingPoint(t){return parseFloat(this[t])}optionalFloat(t,e){const s=this[t];return s?parseFloat(s):e}enumeratedString(t){return this[t]}enumeratedStringList(t,e){const s=this[t];return(s?s.split(/[ ,]+/):[]).reduce(((t,e)=>(t[e.toLowerCase()]=!0,t)),e)}bool(t){return"YES"===this[t]}decimalResolution(t){const e=os.exec(this[t]);if(null!==e)return{width:parseInt(e[1],10),height:parseInt(e[2],10)}}static parseAttrList(t,e){let s;const i={};for(ls.lastIndex=0;null!==(s=ls.exec(t));){const r=s[1].trim();let n=s[2];const a=0===n.indexOf('"')&&n.lastIndexOf('"')===n.length-1;let o=!1;if(a)n=n.slice(1,-1);else switch(r){case"IV":case"SCTE35-CMD":case"SCTE35-IN":case"SCTE35-OUT":o=!0}if(e&&(a||o))n=rs(e,n);else if(!o&&!a)switch(r){case"CLOSED-CAPTIONS":if("NONE"===n)break;case"ALLOWED-CPC":case"CLASS":case"ASSOC-LANGUAGE":case"AUDIO":case"BYTERANGE":case"CHANNELS":case"CHARACTERISTICS":case"CODECS":case"DATA-ID":case"END-DATE":case"GROUP-ID":case"ID":case"IMPORT":case"INSTREAM-ID":case"KEYFORMAT":case"KEYFORMATVERSIONS":case"LANGUAGE":case"NAME":case"PATHWAY-ID":case"QUERYPARAM":case"RECENTLY-REMOVED-DATERANGES":case"SERVER-URI":case"STABLE-RENDITION-ID":case"STABLE-VARIANT-ID":case"START-DATE":case"SUBTITLES":case"SUPPLEMENTAL-CODECS":case"URI":case"VALUE":case"VIDEO":case"X-ASSET-LIST":case"X-ASSET-URI":D.warn(`${t}: attribute ${r} is missing quotes`)}i[r]=n}return i}}function ds(t){return"SCTE35-OUT"===t||"SCTE35-IN"===t||"SCTE35-CMD"===t}class cs{constructor(t,e,s=0){var r;if(this.attr=void 0,this.tagAnchor=void 0,this.tagOrder=void 0,this._startDate=void 0,this._endDate=void 0,this._dateAtEnd=void 0,this._cue=void 0,this._badValueForSameId=void 0,this.tagAnchor=(null==e?void 0:e.tagAnchor)||null,this.tagOrder=null!=(r=null==e?void 0:e.tagOrder)?r:s,e){const s=e.attr;for(const e in s)if(Object.prototype.hasOwnProperty.call(t,e)&&t[e]!==s[e]){D.warn(`DATERANGE tag attribute: "${e}" does not match for tags with ID: "${t.ID}"`),this._badValueForSameId=e;break}t=E(new hs({}),s,t)}if(this.attr=t,e?(this._startDate=e._startDate,this._cue=e._cue,this._endDate=e._endDate,this._dateAtEnd=e._dateAtEnd):this._startDate=new Date(t["START-DATE"]),"END-DATE"in this.attr){const t=(null==e?void 0:e.endDate)||new Date(this.attr["END-DATE"]);i(t.getTime())&&(this._endDate=t)}}get id(){return this.attr.ID}get class(){return this.attr.CLASS}get cue(){const t=this._cue;return void 0===t?this._cue=this.attr.enumeratedStringList(this.attr.CUE?"CUE":"X-CUE",{pre:!1,post:!1,once:!1}):t}get startTime(){const{tagAnchor:t}=this;return null===t||null===t.programDateTime?(D.warn(`Expected tagAnchor Fragment with PDT set for DateRange "${this.id}": ${t}`),NaN):t.start+(this.startDate.getTime()-t.programDateTime)/1e3}get startDate(){return this._startDate}get endDate(){const t=this._endDate||this._dateAtEnd;if(t)return t;const e=this.duration;return null!==e?this._dateAtEnd=new Date(this._startDate.getTime()+1e3*e):null}get duration(){if("DURATION"in this.attr){const t=this.attr.decimalFloatingPoint("DURATION");if(i(t))return t}else if(this._endDate)return(this._endDate.getTime()-this._startDate.getTime())/1e3;return null}get plannedDuration(){return"PLANNED-DURATION"in this.attr?this.attr.decimalFloatingPoint("PLANNED-DURATION"):null}get endOnNext(){return this.attr.bool("END-ON-NEXT")}get isInterstitial(){return"com.apple.hls.interstitial"===this.class}get isValid(){return!!this.id&&!this._badValueForSameId&&i(this.startDate.getTime())&&(null===this.duration||this.duration>=0)&&(!this.endOnNext||!!this.class)&&(!this.attr.CUE||!this.cue.pre&&!this.cue.post||this.cue.pre!==this.cue.post)&&(!this.isInterstitial||"X-ASSET-URI"in this.attr||"X-ASSET-LIST"in this.attr)}}class us{constructor(t){this.PTSKnown=!1,this.alignedSliding=!1,this.averagetargetduration=void 0,this.endCC=0,this.endSN=0,this.fragments=void 0,this.fragmentHint=void 0,this.partList=null,this.dateRanges=void 0,this.dateRangeTagCount=0,this.live=!0,this.requestScheduled=-1,this.ageHeader=0,this.advancedDateTime=void 0,this.updated=!0,this.advanced=!0,this.misses=0,this.startCC=0,this.startSN=0,this.startTimeOffset=null,this.targetduration=0,this.totalduration=0,this.type=null,this.url=void 0,this.m3u8="",this.version=null,this.canBlockReload=!1,this.canSkipUntil=0,this.canSkipDateRanges=!1,this.skippedSegments=0,this.recentlyRemovedDateranges=void 0,this.partHoldBack=0,this.holdBack=0,this.partTarget=0,this.preloadHint=void 0,this.renditionReports=void 0,this.tuneInGoal=0,this.deltaUpdateFailed=void 0,this.driftStartTime=0,this.driftEndTime=0,this.driftStart=0,this.driftEnd=0,this.encryptedFragments=void 0,this.playlistParsingError=null,this.variableList=null,this.hasVariableRefs=!1,this.appliedTimelineOffset=void 0,this.fragments=[],this.encryptedFragments=[],this.dateRanges={},this.url=t}reloaded(t){if(!t)return this.advanced=!0,void(this.updated=!0);const e=this.lastPartSn-t.lastPartSn,s=this.lastPartIndex-t.lastPartIndex;this.updated=this.endSN!==t.endSN||!!s||!!e||!this.live,this.advanced=this.endSN>t.endSN||e>0||0===e&&s>0,this.updated||this.advanced?this.misses=Math.floor(.6*t.misses):this.misses=t.misses+1}hasKey(t){return this.encryptedFragments.some((e=>{let s=e.decryptdata;return s||(e.setKeyFormat(t.keyFormat),s=e.decryptdata),!!s&&t.matches(s)}))}get hasProgramDateTime(){return!!this.fragments.length&&i(this.fragments[this.fragments.length-1].programDateTime)}get levelTargetDuration(){return this.averagetargetduration||this.targetduration||10}get drift(){const t=this.driftEndTime-this.driftStartTime;if(t>0){return 1e3*(this.driftEnd-this.driftStart)/t}return 1}get edge(){return this.partEnd||this.fragmentEnd}get partEnd(){var t;return null!=(t=this.partList)&&t.length?this.partList[this.partList.length-1].end:this.fragmentEnd}get fragmentEnd(){return this.fragments.length?this.fragments[this.fragments.length-1].end:0}get fragmentStart(){return this.fragments.length?this.fragments[0].start:0}get age(){return this.advancedDateTime?Math.max(Date.now()-this.advancedDateTime,0)/1e3:0}get lastPartIndex(){var t;return null!=(t=this.partList)&&t.length?this.partList[this.partList.length-1].index:-1}get maxPartIndex(){const t=this.partList;if(t){const e=this.lastPartIndex;if(-1!==e){for(let s=t.length;s--;)if(t[s].index>e)return t[s].index;return e}}return 0}get lastPartSn(){var t;return null!=(t=this.partList)&&t.length?this.partList[this.partList.length-1].fragment.sn:this.endSN}get expired(){if(this.live&&this.age&&this.misses<3){const t=this.partEnd-this.fragmentStart;return this.age>Math.max(t,this.totalduration)+this.levelTargetDuration}return!1}}function fs(t,e){return t.length===e.length&&!t.some(((t,s)=>t!==e[s]))}function gs(t,e){return!t&&!e||!(!t||!e)&&fs(t,e)}function ms(t){return"AES-128"===t||"AES-256"===t||"AES-256-CTR"===t}function ps(t){switch(t){case"AES-128":case"AES-256":return Ge;case"AES-256-CTR":return Ke;default:throw new Error(`invalid full segment method ${t}`)}}function vs(t){return Uint8Array.from(atob(t),(t=>t.charCodeAt(0)))}function ys(t){return Uint8Array.from(unescape(encodeURIComponent(t)),(t=>t.charCodeAt(0)))}function Es(t){const e=function(t,e,s){const i=t[e];t[e]=t[s],t[s]=i};e(t,0,3),e(t,1,2),e(t,4,5),e(t,6,7)}function Ts(t){const e=t.split(":");let s=null;if("data"===e[0]&&2===e.length){const t=e[1].split(";"),i=t[t.length-1].split(",");if(2===i.length){const e="base64"===i[0],r=i[1];e?(t.splice(-1,1),s=vs(r)):s=function(t){const e=ys(t).subarray(0,16),s=new Uint8Array(16);return s.set(e,16-e.length),s}(r)}}return s}const Ss="undefined"!=typeof self?self:void 0;var Ls={CLEARKEY:"org.w3.clearkey",FAIRPLAY:"com.apple.fps",PLAYREADY:"com.microsoft.playready",WIDEVINE:"com.widevine.alpha"},As="org.w3.clearkey",Rs="com.apple.streamingkeydelivery",Is="com.microsoft.playready",bs="urn:uuid:edef8ba9-79d6-4ace-a3c8-27dcd51d21ed";function ks(t){switch(t){case Rs:return Ls.FAIRPLAY;case Is:return Ls.PLAYREADY;case bs:return Ls.WIDEVINE;case As:return Ls.CLEARKEY}}function Ds(t){switch(t){case Ls.FAIRPLAY:return Rs;case Ls.PLAYREADY:return Is;case Ls.WIDEVINE:return bs;case Ls.CLEARKEY:return As}}function _s(t){const{drmSystems:e,widevineLicenseUrl:s}=t,i=e?[Ls.FAIRPLAY,Ls.WIDEVINE,Ls.PLAYREADY,Ls.CLEARKEY].filter((t=>!!e[t])):[];return!i[Ls.WIDEVINE]&&s&&i.push(Ls.WIDEVINE),i}const Ps=null!=Ss&&null!=(Cs=Ss.navigator)&&Cs.requestMediaKeySystemAccess?self.navigator.requestMediaKeySystemAccess.bind(self.navigator):null;var Cs;let ws={};class xs{static clearKeyUriToKeyIdMap(){ws={}}static setKeyIdForUri(t,e){ws[t]=e}constructor(t,e,s,i=[1],r=null,n){this.uri=void 0,this.method=void 0,this.keyFormat=void 0,this.keyFormatVersions=void 0,this.encrypted=void 0,this.isCommonEncryption=void 0,this.iv=null,this.key=null,this.keyId=null,this.pssh=null,this.method=t,this.uri=e,this.keyFormat=s,this.keyFormatVersions=i,this.iv=r,this.encrypted=!!t&&"NONE"!==t,this.isCommonEncryption=this.encrypted&&!ms(t),null!=n&&n.startsWith("0x")&&(this.keyId=new Uint8Array(x(n)))}matches(t){return t.uri===this.uri&&t.method===this.method&&t.encrypted===this.encrypted&&t.keyFormat===this.keyFormat&&fs(t.keyFormatVersions,this.keyFormatVersions)&&gs(t.iv,this.iv)&&gs(t.keyId,this.keyId)}isSupported(){if(this.method){if(ms(this.method)||"NONE"===this.method)return!0;if("identity"===this.keyFormat)return"SAMPLE-AES"===this.method;switch(this.keyFormat){case Rs:case bs:case Is:case As:return-1!==["SAMPLE-AES","SAMPLE-AES-CENC","SAMPLE-AES-CTR"].indexOf(this.method)}}return!1}getDecryptData(t){if(!this.encrypted||!this.uri)return null;if(ms(this.method)){let e=this.iv;e||("number"!=typeof t&&(D.warn(`missing IV for initialization segment with method="${this.method}" - compliance issue`),t=0),e=function(t){const e=new Uint8Array(16);for(let s=12;s<16;s++)e[s]=t>>8*(15-s)&255;return e}(t));return new xs(this.method,this.uri,"identity",this.keyFormatVersions,e)}if(this.pssh&&this.keyId)return this;const e=Ts(this.uri);if(e)switch(this.keyFormat){case bs:if(this.pssh=e,!this.keyId){const t=function(t){const e=[];if(t instanceof ArrayBuffer){const s=t.byteLength;let i=0;for(;i+320&&i.length({id:t.attrs.AUDIO,audioCodec:t.audioCodec}))),SUBTITLES:n.map((t=>({id:t.attrs.SUBTITLES,textCodec:t.textCodec}))),"CLOSED-CAPTIONS":[]};let o=0;for(Ms.lastIndex=0;null!==(i=Ms.exec(t));){const t=new hs(i[1],s),n=t.TYPE;if(n){const s=a[n],i=r[n]||[];r[n]=i;const l=t.LANGUAGE,h=t["ASSOC-LANGUAGE"],d=t.CHANNELS,c=t.CHARACTERISTICS,u=t["INSTREAM-ID"],f={attrs:t,bitrate:0,id:o++,groupId:t["GROUP-ID"]||"",name:t.NAME||l||"",type:n,default:t.bool("DEFAULT"),autoselect:t.bool("AUTOSELECT"),forced:t.bool("FORCED"),lang:l,url:t.URI?$s.resolve(t.URI,e):""};if(h&&(f.assocLang=h),d&&(f.channels=d),c&&(f.characteristics=c),u&&(f.instreamId=u),null!=s&&s.length){const t=$s.findGroup(s,f.groupId)||s[0];Ys(f,t,"audioCodec"),Ys(f,t,"textCodec")}i.push(f)}}return r}static parseLevelPlaylist(t,e,s,r,n,a){var o;const l={url:e},h=new us(e),d=h.fragments,c=[];let u,f,g,m,p=null,v=0,y=0,T=0,S=0,L=0,A=null,R=new X(r,l),I=-1,b=!1,k=null;if(Ns.lastIndex=0,h.m3u8=t,h.hasVariableRefs=is(t),"#EXTM3U"!==(null==(o=Ns.exec(t))?void 0:o[0]))return h.playlistParsingError=new Error("Missing format identifier #EXTM3U"),h;for(;null!==(u=Ns.exec(t));){b&&(b=!1,R=new X(r,l),R.playlistOffset=T,R.setStart(T),R.sn=v,R.cc=S,L&&(R.bitrate=L),R.level=s,p&&(R.initSegment=p,p.rawProgramDateTime&&(R.rawProgramDateTime=p.rawProgramDateTime,p.rawProgramDateTime=null),k&&(R.setByteRange(k),k=null)));const t=u[1];if(t){R.duration=parseFloat(t);const e=(" "+u[2]).slice(1);R.title=e||null,R.tagList.push(e?["INF",t,e]:["INF",t])}else if(u[3]){if(i(R.duration)){R.playlistOffset=T,R.setStart(T),g&&qs(R,g,h),R.sn=v,R.level=s,R.cc=S,d.push(R);const t=(" "+u[3]).slice(1);R.relurl=rs(h,t),Ws(R,A,c),A=R,T+=R.duration,v++,y=0,b=!0}}else{if(u=u[0].match(Us),!u){D.warn("No matches on slow regex match for level playlist!");continue}for(f=1;f0&&zs(h,t,u),v=h.startSN=parseInt(n);break;case"SKIP":{h.skippedSegments&&Xs(h,t,u);const e=new hs(n,h),s=e.decimalInteger("SKIPPED-SEGMENTS");if(i(s)){h.skippedSegments+=s;for(let t=s;t--;)d.push(null);v+=s}const r=e.enumeratedString("RECENTLY-REMOVED-DATERANGES");r&&(h.recentlyRemovedDateranges=(h.recentlyRemovedDateranges||[]).concat(r.split("\t")));break}case"TARGETDURATION":0!==h.targetduration&&Xs(h,t,u),h.targetduration=Math.max(parseInt(n),1);break;case"VERSION":null!==h.version&&Xs(h,t,u),h.version=parseInt(n);break;case"INDEPENDENT-SEGMENTS":break;case"ENDLIST":h.live||Xs(h,t,u),h.live=!1;break;case"#":(n||o)&&R.tagList.push(o?[n,o]:[n]);break;case"DISCONTINUITY":S++,R.tagList.push(["DIS"]);break;case"GAP":R.gap=!0,R.tagList.push([t]);break;case"BITRATE":R.tagList.push([t,n]),L=1e3*parseInt(n),i(L)?R.bitrate=L:L=0;break;case"DATERANGE":{const t=new hs(n,h),e=new cs(t,h.dateRanges[t.ID],h.dateRangeTagCount);h.dateRangeTagCount++,e.isValid||h.skippedSegments?h.dateRanges[e.id]=e:D.warn(`Ignoring invalid DATERANGE tag: "${n}"`),R.tagList.push(["EXT-X-DATERANGE",n]);break}case"DEFINE":{const t=new hs(n,h);"IMPORT"in t?as(h,t,a):ns(h,t,e)}break;case"DISCONTINUITY-SEQUENCE":0!==h.startCC?Xs(h,t,u):d.length>0&&zs(h,t,u),h.startCC=S=parseInt(n);break;case"KEY":{const t=Ks(n,e,h);if(t.isSupported()){if("NONE"===t.method){g=void 0;break}g||(g={});const e=g[t.keyFormat];null!=e&&e.matches(t)||(e&&(g=E({},g)),g[t.keyFormat]=t)}else D.warn(`[Keys] Ignoring unsupported EXT-X-KEY tag: "${n}"`);break}case"START":h.startTimeOffset=Hs(n);break;case"MAP":{const t=new hs(n,h);if(R.duration){const e=new X(r,l);js(e,t,s,g),p=e,R.initSegment=p,p.rawProgramDateTime&&!R.rawProgramDateTime&&(R.rawProgramDateTime=p.rawProgramDateTime)}else{const e=R.byteRangeEndOffset;if(e){const t=R.byteRangeStartOffset;k=`${e-t}@${t}`}else k=null;js(R,t,s,g),p=R,b=!0}p.cc=S;break}case"SERVER-CONTROL":m&&Xs(h,t,u),m=new hs(n),h.canBlockReload=m.bool("CAN-BLOCK-RELOAD"),h.canSkipUntil=m.optionalFloat("CAN-SKIP-UNTIL",0),h.canSkipDateRanges=h.canSkipUntil>0&&m.bool("CAN-SKIP-DATERANGES"),h.partHoldBack=m.optionalFloat("PART-HOLD-BACK",0),h.holdBack=m.optionalFloat("HOLD-BACK",0);break;case"PART-INF":{h.partTarget&&Xs(h,t,u);const e=new hs(n);h.partTarget=e.decimalFloatingPoint("PART-TARGET");break}case"PART":{let t=h.partList;t||(t=h.partList=[]);const e=y>0?t[t.length-1]:void 0,s=y++,i=new hs(n,h),r=new z(i,R,l,s,e);t.push(r),R.duration+=r.duration;break}case"PRELOAD-HINT":{const t=new hs(n,h);h.preloadHint=t;break}case"RENDITION-REPORT":{const t=new hs(n,h);h.renditionReports=h.renditionReports||[],h.renditionReports.push(t);break}default:D.warn(`line parsed but not handled: ${u}`)}}}A&&!A.relurl?(d.pop(),T-=A.duration,h.partList&&(h.fragmentHint=A)):h.partList&&(Ws(R,A,c),R.cc=S,h.fragmentHint=R,g&&qs(R,g,h)),h.targetduration||(h.playlistParsingError=new Error("Missing Target Duration"));const _=d.length,P=d[0],C=d[_-1];if(T+=h.skippedSegments*h.targetduration,T>0&&_&&C){h.averagetargetduration=T/_;const t=C.sn;h.endSN="initSegment"!==t?t:0,h.live||(C.endList=!0),I>0&&(!function(t,e){let s=t[e];for(let i=e;i--;){const e=t[i];if(!e)return;e.programDateTime=s.programDateTime-1e3*e.duration,s=e}}(d,I),P&&c.unshift(P))}return h.fragmentHint&&(T+=h.fragmentHint.duration),h.totalduration=T,c.length&&h.dateRangeTagCount&&P&&Bs(c,h),h.endCC=S,h}}function Bs(t,e){let s=t.length;if(!s){if(!e.hasProgramDateTime)return;{const i=e.fragments[e.fragments.length-1];t.push(i),s++}}const i=t[s-1],r=e.live?1/0:e.totalduration,n=Object.keys(e.dateRanges);for(let o=n.length;o--;){const l=e.dateRanges[n[o]],h=l.startDate.getTime();l.tagAnchor=i.ref;for(let i=s;i--;){var a;if((null==(a=t[i])?void 0:a.sn)=o||0===i){var a;if(e<=o+1e3*(((null==(a=s[i+1])?void 0:a.start)||r)-n.start)){const r=s[i].sn-t.startSN;if(r<0)return-1;const n=t.fragments;if(n.length>s.length){for(let a=(s[i+1]||n[n.length-1]).sn-t.startSN;a>r;a--){const t=n[a].programDateTime;if(e>=t&&et));["video","audio","text"].forEach((t=>{const i=s.filter((e=>It(e,t)));i.length&&(e[`${t}Codec`]=i.map((t=>t.split("/")[0])).join(","),s=s.filter((t=>-1===i.indexOf(t))))})),e.unknownCodecs=s}function Ys(t,e,s){const i=e[s];i&&(t[s]=i)}function Ws(t,e,s){t.rawProgramDateTime?s.push(t):null!=e&&e.programDateTime&&(t.programDateTime=e.endProgramDateTime)}function js(t,e,s,i){t.relurl=e.URI,e.BYTERANGE&&t.setByteRange(e.BYTERANGE),t.level=s,t.sn="initSegment",i&&(t.levelkeys=i),t.initSegment=null}function qs(t,e,s){t.levelkeys=e;const{encryptedFragments:i}=s;i.length&&i[i.length-1].levelkeys===e||!Object.keys(e).some((t=>e[t].isCommonEncryption))||i.push(t)}function Xs(t,e,s){t.playlistParsingError=new Error(`#EXT-X-${e} must not appear more than once (${s[0]})`)}function zs(t,e,s){t.playlistParsingError=new Error(`#EXT-X-${e} must appear before the first Media Segment (${s[0]})`)}function Qs(t,e){const s=e.startPTS;if(i(s)){let i,r=0;e.sn>t.sn?(r=s-t.start,i=t):(r=t.start-s,i=e),i.duration!==r&&i.setDuration(r)}else if(e.sn>t.sn){t.cc===e.cc&&t.minEndPTS?e.setStart(t.start+(t.minEndPTS-t.start)):e.setStart(t.start+t.duration)}else e.setStart(Math.max(t.start-e.duration,0))}function Zs(t,e,s,r,n,a,o){r-s<=0&&(o.warn("Fragment should have a positive duration",e),r=s+e.duration,a=n+e.duration);let l=s,h=r;const d=e.startPTS,c=e.endPTS;if(i(d)){const u=Math.abs(d-s);t&&u>t.totalduration?o.warn(`media timestamps and playlist times differ by ${u}s for level ${e.level} ${t.url}`):i(e.deltaPTS)?e.deltaPTS=Math.max(u,e.deltaPTS):e.deltaPTS=u,l=Math.max(s,d),s=Math.min(s,d),n=void 0!==e.startDTS?Math.min(n,e.startDTS):n,h=Math.min(r,c),r=Math.max(r,c),a=void 0!==e.endDTS?Math.max(a,e.endDTS):a}const u=s-e.start;0!==e.start&&e.setStart(s),e.setDuration(r-e.start),e.startPTS=s,e.maxStartPTS=l,e.startDTS=n,e.endPTS=r,e.minEndPTS=h,e.endDTS=a;const f=e.sn;if(!t||ft.endSN)return 0;let g;const m=f-t.startSN,p=t.fragments;for(p[m]=e,g=m;g>0;g--)Qs(p[g],p[g-1]);for(g=m;g=0;t--){const e=n[t].initSegment;if(e){r=e;break}}let a;t.fragmentHint&&delete t.fragmentHint.endPTS,function(t,e,s){const i=e.skippedSegments,r=Math.max(t.startSN,e.startSN)-e.startSN,n=(t.fragmentHint?1:0)+(i?e.endSN:Math.min(t.endSN,e.endSN))-e.startSN,a=e.startSN-t.startSN,o=e.fragmentHint?e.fragments.concat(e.fragmentHint):e.fragments,l=t.fragmentHint?t.fragments.concat(t.fragmentHint):t.fragments;for(let h=r;h<=n;h++){const r=l[a+h];let n=o[h];if(i&&!n&&r&&(n=e.fragments[h]=r),r&&n){s(r,n,h,o);const i=r.relurl,a=n.relurl;if(i&&li(i,a))return void(e.playlistParsingError=ti(`media sequence mismatch ${n.sn}:`,t,e,r,n));if(r.cc!==n.cc)return void(e.playlistParsingError=ti(`discontinuity sequence mismatch (${r.cc}!=${n.cc})`,t,e,r,n))}}}(t,e,((t,s,n,o)=>{if((!e.startCC||e.skippedSegments)&&s.cc!==t.cc){const i=t.cc-s.cc;for(let t=n;t{var e;!t||t.initSegment&&t.initSegment.relurl!==(null==(e=r)?void 0:e.relurl)||(t.initSegment=r)})),e.skippedSegments){if(e.deltaUpdateFailed=o.some((t=>!t)),e.deltaUpdateFailed){s.warn("[level-helper] Previous playlist missing segments skipped in delta playlist");for(let t=e.skippedSegments;t--;)o.shift();e.startSN=o[0].sn}else{e.canSkipDateRanges&&(e.dateRanges=function(t,e,s){const{dateRanges:i,recentlyRemovedDateranges:r}=e,n=E({},t);r&&r.forEach((t=>{delete n[t]}));const a=Object.keys(n).length;if(!a)return i;return Object.keys(i).forEach((t=>{const e=n[t],r=new cs(i[t].attr,e);r.isValid?(n[t]=r,e||(r.tagOrder+=a)):s.warn(`Ignoring invalid Playlist Delta Update DATERANGE tag: "${se(i[t].attr)}"`)})),n}(t.dateRanges,e,s));const i=t.fragments.filter((t=>t.rawProgramDateTime));if(t.hasProgramDateTime&&!e.hasProgramDateTime)for(let t=1;t{e.elementaryStreams=t.elementaryStreams,e.stats=t.stats})),a?Zs(e,a,a.startPTS,a.endPTS,a.startDTS,a.endDTS,s):ei(t,e),o.length&&(e.totalduration=e.edge-o[0].start),e.driftStartTime=t.driftStartTime,e.driftStart=t.driftStart;const d=e.advancedDateTime;if(e.advanced&&d){const t=e.edge;e.driftStart||(e.driftStartTime=d,e.driftStart=t),e.driftEndTime=d,e.driftEnd=t}else e.driftEndTime=t.driftEndTime,e.driftEnd=t.driftEnd,e.advancedDateTime=t.advancedDateTime;-1===e.requestScheduled&&(e.requestScheduled=t.requestScheduled)}function ti(t,e,s,i,r){return new Error(`${t} ${r.url}\nPlaylist starting @${e.startSN}\n${e.m3u8}\n\nPlaylist starting @${s.startSN}\n${s.m3u8}`)}function ei(t,e,s=!0){const i=e.startSN+e.skippedSegments-t.startSN,r=t.fragments,n=i>=0;let a=0;if(n&&ie){const t=1e3*i[i.length-1].duration;t{var s;null==(s=t.details)||s.fragments.forEach((t=>{t.level=e,t.initSegment&&(t.initSegment.level=e)}))}))}function li(t,e){return!(t===e||!e)&&hi(t)!==hi(e)}function hi(t){return t.replace(/\?[^?]*$/,"")}function di(t,e){for(let i=0,r=t.length;it.startCC)}(e,t))return;const s=Math.min(e.endCC,t.endCC),i=di(e.fragments,s),r=di(t.fragments,s);if(!i||!r)return;D.log(`Aligning playlist at start of dicontinuity sequence ${s}`);ui(i.start-r.start,t)}function gi(t,e){if(!t.hasProgramDateTime||!e.hasProgramDateTime)return;const s=t.fragments,i=e.fragments;if(!s.length||!i.length)return;let r,n;const a=Math.min(e.endCC,t.endCC);e.startCC{const{config:t,fragCurrent:e,media:s,mediaBuffer:r,state:n}=this,a=s?s.currentTime:0,o=es.bufferInfo(r||s,a,t.maxBufferHole),l=!o.len;if(this.log(`Media seeking to ${i(a)?a.toFixed(3):a}, state: ${n}, ${l?"out of":"in"} buffer`),this.state===bi)this.resetLoadingState();else if(e){const s=t.maxFragLookUpTolerance,i=e.start-s,r=e.start+e.duration+s;if(l||ro.end){const t=a>r;(athis.lastCurrentTime&&(this.lastCurrentTime=a),!this.loadingParts){const t=Math.max(o.end,a),e=this.shouldLoadParts(this.getLevelDetails(),t);e&&(this.log(`LL-Part loading ON after seeking to ${a.toFixed(2)} with buffer @${t.toFixed(2)}`),this.loadingParts=e)}}this.hls.hasEnoughToStart||(this.log(`Setting ${l?"startPosition":"nextLoadPosition"} to ${a} for seek without enough to start`),this.nextLoadPosition=a,l&&(this.startPosition=a)),l&&this.state===Ei&&this.tickImmediate()},this.onMediaEnded=()=>{this.log("setting startPosition to 0 because media ended"),this.startPosition=this.lastCurrentTime=0},this.playlistType=n,this.hls=t,this.fragmentLoader=new qe(t.config),this.keyLoader=s,this.fragmentTracker=e,this.config=t.config,this.decrypter=new We(t.config)}registerListeners(){const{hls:t}=this;t.on(l.MEDIA_ATTACHED,this.onMediaAttached,this),t.on(l.MEDIA_DETACHING,this.onMediaDetaching,this),t.on(l.MANIFEST_LOADING,this.onManifestLoading,this),t.on(l.MANIFEST_LOADED,this.onManifestLoaded,this),t.on(l.ERROR,this.onError,this)}unregisterListeners(){const{hls:t}=this;t.off(l.MEDIA_ATTACHED,this.onMediaAttached,this),t.off(l.MEDIA_DETACHING,this.onMediaDetaching,this),t.off(l.MANIFEST_LOADING,this.onManifestLoading,this),t.off(l.MANIFEST_LOADED,this.onManifestLoaded,this),t.off(l.ERROR,this.onError,this)}doTick(){this.onTickEnd()}onTickEnd(){}startLoad(t){}stopLoad(){if(this.state===yi)return;this.fragmentLoader.abort(),this.keyLoader.abort(this.playlistType);const t=this.fragCurrent;null!=t&&t.loader&&(t.abortRequests(),this.fragmentTracker.removeFragment(t)),this.resetTransmuxer(),this.fragCurrent=null,this.fragPrevious=null,this.clearInterval(),this.clearNextTick(),this.state=yi}get startPositionValue(){const{nextLoadPosition:t,startPosition:e}=this;return-1===e&&t?t:e}get bufferingEnabled(){return this.buffering}pauseBuffering(){this.buffering=!1}resumeBuffering(){this.buffering=!0}get inFlightFrag(){return{frag:this.fragCurrent,state:this.state}}_streamEnded(t,e){if(e.live||!this.media)return!1;const s=t.end||0,i=this.config.timelineOffset||0;if(s<=i)return!1;const r=t.buffered;this.config.maxBufferHole&&r&&r.length>1&&(t=es.bufferedInfo(r,t.start,0));const n=t.nextStart;if(n&&n>i&&n{const e=t.frag;if(this.fragContextChanged(e))return this.warn(`${e.type} sn: ${e.sn}${t.part?" part: "+t.part.index:""} of ${this.fragInfo(e,!1,t.part)}) was dropped during download.`),void this.fragmentTracker.removeFragment(e);e.stats.chunkCount++,this._handleFragmentLoadProgress(t)})).then((t=>{if(!t)return;const e=this.state,s=t.frag;this.fragContextChanged(s)?(e===Si||!this.fragCurrent&&e===Ri)&&(this.fragmentTracker.removeFragment(s),this.state=Ei):("payload"in t&&(this.log(`Loaded ${s.type} sn: ${s.sn} of ${this.playlistLabel()} ${s.level}`),this.hls.trigger(l.FRAG_LOADED,t)),this._handleFragmentLoadComplete(t))})).catch((e=>{this.state!==yi&&this.state!==ki&&(this.warn(`Frag error: ${(null==e?void 0:e.message)||e}`),this.resetFragmentLoading(t))}))}clearTrackerIfNeeded(t){var e;const{fragmentTracker:s}=this;if(s.getState(t)===Oe){const e=t.type,i=this.getFwdBufferInfo(this.mediaBuffer,e),r=Math.max(t.duration,i?i.len:this.config.maxBufferLength),n=this.backtrackFragment;(1===(n?t.sn-n.sn:0)||this.reduceMaxBufferLength(r,t.duration))&&s.removeFragment(t)}else 0===(null==(e=this.mediaBuffer)?void 0:e.buffered.length)?s.removeAllFragments():s.hasParts(t.type)&&(s.detectPartialFragments({frag:t,part:null,stats:t.stats,id:t.type}),s.getState(t)===Me&&s.removeFragment(t))}checkLiveUpdate(t){if(t.updated&&!t.live){const e=t.fragments[t.fragments.length-1];this.fragmentTracker.detectPartialFragments({frag:e,part:null,stats:e.stats,id:e.type})}t.fragments[0]||(t.deltaUpdateFailed=!0)}waitForLive(t){const e=t.details;return(null==e?void 0:e.live)&&"EVENT"!==e.type&&(this.levelLastLoaded!==t||e.expired)}flushMainBuffer(t,e,s=null){if(!(t-e))return;const i={startOffset:t,endOffset:e,type:s};this.hls.trigger(l.BUFFER_FLUSHING,i)}_loadInitSegment(t,e){this._doFragLoad(t,e).then((t=>{const e=null==t?void 0:t.frag;if(!e||this.fragContextChanged(e)||!this.levels)throw new Error("init load aborted");return t})).then((t=>{const{hls:e}=this,{frag:s,payload:i}=t,r=s.decryptdata;if(i&&i.byteLength>0&&null!=r&&r.key&&r.iv&&ms(r.method)){const n=self.performance.now();return this.decrypter.decrypt(new Uint8Array(i),r.key.buffer,r.iv.buffer,ps(r.method)).catch((t=>{throw e.trigger(l.ERROR,{type:a.MEDIA_ERROR,details:o.FRAG_DECRYPT_ERROR,fatal:!1,error:t,reason:t.message,frag:s}),t})).then((i=>{const r=self.performance.now();return e.trigger(l.FRAG_DECRYPTED,{frag:s,payload:i,stats:{tstart:n,tdecrypt:r}}),t.payload=i,this.completeInitSegmentLoad(t)}))}return this.completeInitSegmentLoad(t)})).catch((e=>{this.state!==yi&&this.state!==ki&&(this.warn(e),this.resetFragmentLoading(t))}))}completeInitSegmentLoad(t){const{levels:e}=this;if(!e)throw new Error("init load aborted, missing levels");const s=t.frag.stats;this.state!==yi&&(this.state=Ei),t.frag.data=new Uint8Array(t.payload),s.parsing.start=s.buffering.start=self.performance.now(),s.parsing.end=s.buffering.end=self.performance.now(),this.tick()}unhandledEncryptionError(t,e){var s,i;const r=t.tracks;if(r&&!e.encrypted&&(null!=(s=r.audio)&&s.encrypted||null!=(i=r.video)&&i.encrypted)&&(!this.config.emeEnabled||!this.keyLoader.emeController)){const t=this.media,s=new Error(`Encrypted track with no key in ${this.fragInfo(e)} (media ${t?"attached mediaKeys: "+t.mediaKeys:"detached"})`);return this.warn(s.message),!t||t.mediaKeys?!1:(this.hls.trigger(l.ERROR,{type:a.KEY_SYSTEM_ERROR,details:o.KEY_SYSTEM_NO_KEYS,fatal:!1,error:s,frag:e}),this.resetTransmuxer(),!0)}return!1}fragContextChanged(t){const{fragCurrent:e}=this;return!t||!e||t.sn!==e.sn||t.level!==e.level}fragBufferedComplete(t,e){const s=this.mediaBuffer?this.mediaBuffer:this.media;if(this.log(`Buffered ${t.type} sn: ${t.sn}${e?" part: "+e.index:""} of ${this.fragInfo(t,!1,e)} > buffer:${s?vi(es.getBuffered(s)):"(detached)"})`),q(t)){var i;if(t.type!==m){const e=t.elementaryStreams;if(!Object.keys(e).some((t=>!!e[t])))return void(this.state=Ei)}const e=null==(i=this.levels)?void 0:i[t.level];null!=e&&e.fragmentError&&(this.log(`Resetting level fragment error count of ${e.fragmentError} on frag buffered`),e.fragmentError=0)}this.state=Ei}_handleFragmentLoadComplete(t){const{transmuxer:e}=this;if(!e)return;const{frag:s,part:i,partsLoaded:r}=t,n=!r||0===r.length||r.some((t=>!t)),a=new Je(s.level,s.sn,s.stats.chunkCount+1,0,i?i.index:-1,!n);e.flush(a)}_handleFragmentLoadProgress(t){}_doFragLoad(t,e,s=null,r){var n;this.fragCurrent=t;const a=e.details;if(!this.levels||!a)throw new Error(`frag load aborted, missing level${a?"":" detail"}s`);let o=null;if(!t.encrypted||null!=(n=t.decryptdata)&&n.key)t.encrypted||(o=this.keyLoader.loadClear(t,a.encryptedFragments,this.startFragRequested),o&&this.log("[eme] blocking frag load until media-keys acquired"));else if(this.log(`Loading key for ${t.sn} of [${a.startSN}-${a.endSN}], ${this.playlistLabel()} ${t.level}`),this.state=Ti,this.fragCurrent=t,o=this.keyLoader.load(t).then((t=>{if(!this.fragContextChanged(t.frag))return this.hls.trigger(l.KEY_LOADED,t),this.state===Ti&&(this.state=Ei),t})),this.hls.trigger(l.KEY_LOADING,{frag:t}),null===this.fragCurrent)return this.log("context changed in KEY_LOADING"),Promise.resolve(null);const h=this.fragPrevious;if(q(t)&&(!h||t.sn!==h.sn)){const s=this.shouldLoadParts(e.details,t.end);s!==this.loadingParts&&(this.log(`LL-Part loading ${s?"ON":"OFF"} loading sn ${null==h?void 0:h.sn}->${t.sn}`),this.loadingParts=s)}if(s=Math.max(t.start,s||0),this.loadingParts&&q(t)){const i=a.partList;if(i&&r){s>a.fragmentEnd&&a.fragmentHint&&(t=a.fragmentHint);const n=this.getNextPart(i,t,s);if(n>-1){const h=i[n];let d;return t=this.fragCurrent=h.fragment,this.log(`Loading ${t.type} sn: ${t.sn} part: ${h.index} (${n}/${i.length-1}) of ${this.fragInfo(t,!1,h)}) cc: ${t.cc} [${a.startSN}-${a.endSN}], target: ${parseFloat(s.toFixed(3))}`),this.nextLoadPosition=h.start+h.duration,this.state=Si,d=o?o.then((s=>!s||this.fragContextChanged(s.frag)?null:this.doFragPartsLoad(t,h,e,r))).catch((t=>this.handleFragLoadError(t))):this.doFragPartsLoad(t,h,e,r).catch((t=>this.handleFragLoadError(t))),this.hls.trigger(l.FRAG_LOADING,{frag:t,part:h,targetBufferTime:s}),null===this.fragCurrent?Promise.reject(new Error("frag load aborted, context changed in FRAG_LOADING parts")):d}if(!t.url||this.loadedEndOfParts(i,s))return Promise.resolve(null)}}var d;if(q(t)&&this.loadingParts)this.log(`LL-Part loading OFF after next part miss @${s.toFixed(2)} Check buffer at sn: ${t.sn} loaded parts: ${null==(d=a.partList)?void 0:d.filter((t=>t.loaded)).map((t=>`[${t.start}-${t.end}]`))}`),this.loadingParts=!1;else if(!t.url)return Promise.resolve(null);this.log(`Loading ${t.type} sn: ${t.sn} of ${this.fragInfo(t,!1)}) cc: ${t.cc} ${"["+a.startSN+"-"+a.endSN+"]"}, target: ${parseFloat(s.toFixed(3))}`),i(t.sn)&&!this.bitrateTest&&(this.nextLoadPosition=t.start+t.duration),this.state=Si;const c=this.config.progressive;let u;return u=c&&o?o.then((e=>!e||this.fragContextChanged(e.frag)?null:this.fragmentLoader.load(t,r))).catch((t=>this.handleFragLoadError(t))):Promise.all([this.fragmentLoader.load(t,c?r:void 0),o]).then((([t])=>(!c&&r&&r(t),t))).catch((t=>this.handleFragLoadError(t))),this.hls.trigger(l.FRAG_LOADING,{frag:t,targetBufferTime:s}),null===this.fragCurrent?Promise.reject(new Error("frag load aborted, context changed in FRAG_LOADING")):u}doFragPartsLoad(t,e,s,i){return new Promise(((r,n)=>{var a;const o=[],h=null==(a=s.details)?void 0:a.partList,d=e=>{this.fragmentLoader.loadPart(t,e,i).then((i=>{o[e.index]=i;const n=i.part;this.hls.trigger(l.FRAG_LOADED,i);const a=ni(s.details,t.sn,e.index+1)||ai(h,t.sn,e.index+1);if(!a)return r({frag:t,part:n,partsLoaded:o});d(a)})).catch(n)};d(e)}))}handleFragLoadError(t){if("data"in t){const e=t.data;e.frag&&e.details===o.INTERNAL_ABORTED?this.handleFragLoadAborted(e.frag,e.part):e.frag&&e.type===a.KEY_SYSTEM_ERROR?(e.frag.abortRequests(),this.resetStartWhenNotLoaded(),this.resetFragmentLoading(e.frag)):this.hls.trigger(l.ERROR,e)}else this.hls.trigger(l.ERROR,{type:a.OTHER_ERROR,details:o.INTERNAL_EXCEPTION,err:t,error:t,fatal:!0});return null}_handleTransmuxerFlush(t){const e=this.getCurrentContext(t);if(!e||this.state!==Ri)return void(this.fragCurrent||this.state===yi||this.state===ki||(this.state=Ei));const{frag:s,part:i,level:r}=e,n=self.performance.now();s.stats.parsing.end=n,i&&(i.stats.parsing.end=n);const a=this.getLevelDetails(),o=a&&s.sn>a.endSN||this.shouldLoadParts(a,s.end);o!==this.loadingParts&&(this.log(`LL-Part loading ${o?"ON":"OFF"} after parsing segment ending @${s.end.toFixed(2)}`),this.loadingParts=o),this.updateLevelTiming(s,i,r,t.partial)}shouldLoadParts(t,e){if(this.config.lowLatencyMode){if(!t)return this.loadingParts;if(t.partList){var s;const r=t.partList[0];if(r.fragment.type===m)return!1;if(e>=r.end+((null==(s=t.fragmentHint)?void 0:s.duration)||0)){var i;if((this.hls.hasEnoughToStart?(null==(i=this.media)?void 0:i.currentTime)||this.lastCurrentTime:this.getLoadPosition())>r.start-r.fragment.duration)return!0}}}return!1}getCurrentContext(t){const{levels:e,fragCurrent:s}=this,{level:i,sn:r,part:n}=t;if(null==e||!e[i])return this.warn(`Levels object was unset while buffering fragment ${r} of ${this.playlistLabel()} ${i}. The current chunk will not be buffered.`),null;const a=e[i],o=a.details,l=n>-1?ni(o,r,n):null,h=l?l.fragment:ri(o,r,s);return h?(s&&s!==h&&(h.stats=s.stats),{frag:h,part:l,level:a}):null}bufferFragmentData(t,e,s,i,r){if(this.state!==Ri)return;const{data1:n,data2:a}=t;let o=n;if(a&&(o=mt(n,a)),!o.length)return;const h=this.initPTS[e.cc],d=h?-h.baseTime/h.timescale:void 0,c={type:t.type,frag:e,part:s,chunkMeta:i,offset:d,parent:e.type,data:o};if(this.hls.trigger(l.BUFFER_APPENDING,c),t.dropped&&t.independent&&!s){if(r)return;this.flushBufferGap(e)}}flushBufferGap(t){const e=this.media;if(!e)return;if(!es.isBuffered(e,e.currentTime))return void this.flushMainBuffer(0,t.start);const s=e.currentTime,i=es.bufferInfo(e,s,0),r=t.duration,n=Math.min(2*this.config.maxFragLookUpTolerance,.25*r),a=Math.max(Math.min(t.start-n,i.end-n),s+n);t.start-a>n&&this.flushMainBuffer(a,t.start)}getFwdBufferInfo(t,e){var s;const r=this.getLoadPosition();if(!i(r))return null;const n=this.lastCurrentTime>r||null!=(s=this.media)&&s.paused?0:this.config.maxBufferHole;return this.getFwdBufferInfoAtPos(t,r,e,n)}getFwdBufferInfoAtPos(t,e,s,i){const r=es.bufferInfo(t,e,i);if(0===r.len&&void 0!==r.nextStart){const n=this.fragmentTracker.getBufferedFrag(e,s);if(n&&(r.nextStart<=n.end||n.gap)){const s=Math.max(Math.min(r.nextStart,n.end)-e,i);return es.bufferInfo(t,e,s)}}return r}getMaxBufferLength(t){const{config:e}=this;let s;return s=t?Math.max(8*e.maxBufferSize/t,e.maxBufferLength):e.maxBufferLength,Math.min(s,e.maxMaxBufferLength)}reduceMaxBufferLength(t,e){const s=this.config,i=Math.max(Math.min(t-e,s.maxBufferLength),e),r=Math.max(t-3*e,s.maxMaxBufferLength/2,i);return r>=i&&(s.maxMaxBufferLength=r,this.warn(`Reduce max buffer length to ${r}s`),!0)}getAppendedFrag(t,e=f){const s=this.fragmentTracker?this.fragmentTracker.getAppendedFrag(t,e):null;return s&&"fragment"in s?s.fragment:s}getNextFragment(t,e){const s=e.fragments,i=s.length;if(!i)return null;const{config:r}=this,n=s[0].start,a=r.lowLatencyMode&&!!e.partList;let o=null;if(e.live){const s=r.initialLiveManifestSize;if(i=n?s:i)||o.start:t;this.log(`Setting startPosition to ${r} to match start frag at live edge. mainStart: ${s} liveSyncPosition: ${i} frag.start: ${null==(l=o)?void 0:l.start}`),this.startPosition=this.nextLoadPosition=r}}else t<=n&&(o=s[0]);if(!o){const s=this.loadingParts?e.partEnd:e.fragmentEnd;o=this.getFragmentAtPosition(t,s,e)}let h=this.filterReplacedPrimary(o,e);if(!h&&o){const t=o.sn-e.startSN;h=this.filterReplacedPrimary(s[t+1]||null,e)}return this.mapToInitFragWhenRequired(h)}isLoopLoading(t,e){const s=this.fragmentTracker.getState(t);return(s===Fe||s===Me&&!!t.gap)&&this.nextLoadPosition>e}getNextFragmentLoopLoading(t,e,s,i,r){let n=null;if(t.gap&&(n=this.getNextFragment(this.nextLoadPosition,e),n&&!n.gap&&s.nextStart)){const t=this.getFwdBufferInfoAtPos(this.mediaBuffer?this.mediaBuffer:this.media,s.nextStart,i,0);if(null!==t&&s.len+t.len>=r){const t=n.sn;return this.loopSn!==t&&(this.log(`buffer full after gaps in "${i}" playlist starting at sn: ${t}`),this.loopSn=t),null}}return this.loopSn=void 0,n}get primaryPrefetch(){if(Ci(this.config)){var t;if(null==(t=this.hls.interstitialsManager)||null==(t=t.playingItem)?void 0:t.event)return!0}return!1}filterReplacedPrimary(t,e){if(!t)return t;if(Ci(this.config)&&t.type!==m){const s=this.hls.interstitialsManager,i=null==s?void 0:s.bufferingItem;if(i){const s=i.event;if(s){if(s.appendInPlace||Math.abs(t.start-i.start)>1||0===i.start)return null}else{if(t.end<=i.start&&!1===(null==e?void 0:e.live))return null;if(t.start>i.end&&i.nextEvent&&(i.nextEvent.appendInPlace||t.start-i.end>1))return null}}const r=null==s?void 0:s.playerQueue;if(r)for(let e=r.length;e--;){const s=r[e].interstitial;if(s.appendInPlace&&t.start>=s.startTime&&t.end<=s.resumeTime)return null}}return t}mapToInitFragWhenRequired(t){return null==t||!t.initSegment||t.initSegment.data||this.bitrateTest?t:t.initSegment}getNextPart(t,e,s){let i=-1,r=!1,n=!0;for(let a=0,o=t.length;a-1&&ss.start)return!0}return!1}getInitialLiveFragment(t){const e=t.fragments,s=this.fragPrevious;let r=null;if(s){if(t.hasProgramDateTime&&(this.log(`Live playlist, switching playlist, load frag with same PDT: ${s.programDateTime}`),r=function(t,e,s){if(null===e||!Array.isArray(t)||!t.length||!i(e))return null;if(e<(t[0].programDateTime||0))return null;if(e>=(t[t.length-1].endProgramDateTime||0))return null;for(let i=0;i=t.startSN&&i<=t.endSN){const n=e[i-t.startSN];s.cc===n.cc&&(r=n,this.log(`Live playlist, switching playlist, load frag with next SN: ${r.sn}`))}r||(r=me(t,s.cc,s.end),r&&this.log(`Live playlist, switching playlist, load frag with same CC: ${r.sn}`))}}else{const e=this.hls.liveSyncPosition;null!==e&&(r=this.getFragmentAtPosition(e,this.bitrateTest?t.fragmentEnd:t.edge,t))}return r}getFragmentAtPosition(t,e,s){const{config:i}=this;let{fragPrevious:r}=this,{fragments:n,endSN:a}=s;const{fragmentHint:o}=s,{maxFragLookUpTolerance:l}=i,h=s.partList,d=!!(this.loadingParts&&null!=h&&h.length&&o);let c;if(d&&!this.bitrateTest&&h[h.length-1].fragment.sn===o.sn&&(n=n.concat(o),a=o.sn),te-l||null!=(u=this.media)&&u.paused||!this.startFragRequested?0:l)}else c=n[n.length-1];if(c){const t=c.sn-s.startSN,e=this.fragmentTracker.getState(c);if((e===Fe||e===Me&&c.gap)&&(r=c),r&&c.sn===r.sn&&(!d||h[0].fragment.sn>c.sn||!s.live)){if(c.level===r.level){const e=n[t+1];c=c.sn${t.startSN} fragments: ${r}`),i}return n}waitForCdnTuneIn(t){return t.live&&t.canBlockReload&&t.partTarget&&t.tuneInGoal>Math.max(t.partHoldBack,3*t.partTarget)}setStartPosition(t,e){let s=this.startPosition;s=0&&(s=this.nextLoadPosition),s}handleFragLoadAborted(t,e){this.transmuxer&&t.type===this.playlistType&&q(t)&&t.stats.aborted&&(this.log(`Fragment ${t.sn}${e?" part "+e.index:""} of ${this.playlistLabel()} ${t.level} was aborted`),this.resetFragmentLoading(t))}resetFragmentLoading(t){this.fragCurrent&&(this.fragContextChanged(t)||this.state===Li)||(this.state=Ei)}onFragmentOrKeyLoadError(t,e){var s;if(e.chunkMeta&&!e.frag){const t=this.getCurrentContext(e.chunkMeta);t&&(e.frag=t.frag)}const i=e.frag;if(!i||i.type!==t||!this.levels)return;var r;if(this.fragContextChanged(i))return void this.warn(`Frag load error must match current frag to retry ${i.url} > ${null==(r=this.fragCurrent)?void 0:r.url}`);const n=e.details===o.FRAG_GAP;n&&this.fragmentTracker.fragBuffered(i,!0);const a=e.errorAction;if(!a)return void(this.state=ki);const{action:l,flags:h,retryCount:d=0,retryConfig:c}=a,u=!!c,f=u&&l===ke,g=u&&!a.resolved&&h===_e,m=null==(s=this.hls.latestLevelDetails)?void 0:s.live;if(!f&&g&&q(i)&&!i.endList&&m&&!ye(e))this.resetFragmentErrors(t),this.treatAsGap(i),a.resolved=!0;else if((f||g)&&d=e||s&&!Ae(0))&&(s&&this.log("Connection restored (online)"),this.resetStartWhenNotLoaded(),this.state=Ei)}reduceLengthAndFlushBuffer(t){if(this.state===Ri||this.state===Ii){const e=t.frag,s=t.parent,i=this.getFwdBufferInfo(this.mediaBuffer,s),r=i&&i.len>.5;r&&this.reduceMaxBufferLength(i.len,(null==e?void 0:e.duration)||10);const n=!r;return n&&this.warn(`Buffer full error while media.currentTime (${this.getLoadPosition()}) is not buffered, flush ${s} buffer`),e&&(this.fragmentTracker.removeFragment(e),this.nextLoadPosition=e.start),this.resetLoadingState(),n}return!1}resetFragmentErrors(t){t===g&&(this.fragCurrent=null),this.hls.hasEnoughToStart||(this.startFragRequested=!1),this.state!==yi&&(this.state=Ei)}afterBufferFlushed(t,e,s){if(!t)return;const i=es.getBuffered(t);this.fragmentTracker.detectEvictedFragments(e,i,s),this.state===bi&&this.resetLoadingState()}resetLoadingState(){this.log("Reset loading state"),this.fragCurrent=null,this.fragPrevious=null,this.state!==yi&&(this.state=Ei)}resetStartWhenNotLoaded(){if(!this.hls.hasEnoughToStart){this.startFragRequested=!1;const t=this.levelLastLoaded,e=t?t.details:null;null!=e&&e.live?(this.log("resetting startPosition for live start"),this.startPosition=-1,this.setStartPosition(e,e.fragmentStart),this.resetLoadingState()):this.nextLoadPosition=this.startPosition}}resetWhenMissingContext(t){this.log(`Loading context changed while buffering sn ${t.sn} of ${this.playlistLabel()} ${-1===t.level?"":t.level}. This chunk will not be buffered.`),this.removeUnbufferedFrags(),this.resetStartWhenNotLoaded(),this.resetLoadingState()}removeUnbufferedFrags(t=0){this.fragmentTracker.removeFragmentsInRange(t,1/0,this.playlistType,!1,!0)}updateLevelTiming(t,e,s,i){const r=s.details;if(!r)return void this.warn("level.details undefined");var n;if(!Object.keys(t.elementaryStreams).reduce(((e,n)=>{const a=t.elementaryStreams[n];if(a){const o=a.endPTS-a.startPTS;if(o<=0)return this.warn(`Could not parse fragment ${t.sn} ${n} duration reliably (${o})`),e||!1;const h=i?0:Zs(r,t,a.startPTS,a.endPTS,a.startDTS,a.endDTS,this);return this.hls.trigger(l.LEVEL_PTS_UPDATED,{details:r,level:s,drift:h,type:n,frag:t,start:a.startPTS,end:a.endPTS}),!0}return e}),!1)&&(0===s.fragmentError&&this.treatAsGap(t,s),null===(null==(n=this.transmuxer)?void 0:n.error))){const e=new Error(`Found no media in fragment ${t.sn} of ${this.playlistLabel()} ${t.level} resetting transmuxer to fallback to playlist timing`);if(this.warn(e.message),this.hls.trigger(l.ERROR,{type:a.MEDIA_ERROR,details:o.FRAG_PARSING_ERROR,fatal:!1,error:e,frag:t,reason:`Found no media in msn ${t.sn} of ${this.playlistLabel()} "${s.url}"`}),!this.hls)return;this.resetTransmuxer()}this.state=Ii,this.log(`Parsed ${t.type} sn: ${t.sn}${e?" part: "+e.index:""} of ${this.fragInfo(t,!1,e)})`),this.hls.trigger(l.FRAG_PARSED,{frag:t,part:e})}playlistLabel(){return this.playlistType===f?"level":"track"}fragInfo(t,e=!0,s){var i,r;return`${this.playlistLabel()} ${t.level} (${s?"part":"frag"}:[${(null!=(i=e&&!s?t.startPTS:(s||t).start)?i:NaN).toFixed(3)}-${(null!=(r=e&&!s?t.endPTS:(s||t).end)?r:NaN).toFixed(3)}]${s&&"main"===t.type?"INDEPENDENT="+(s.independent?"YES":"NO"):""}`}treatAsGap(t,e){e&&e.fragmentError++,t.gap=!0,this.fragmentTracker.removeFragment(t),this.fragmentTracker.fragBuffered(t,!0)}resetTransmuxer(){var t;null==(t=this.transmuxer)||t.reset()}recoverWorkerError(t){"demuxerWorker"===t.event&&(this.fragmentTracker.removeAllFragments(),this.transmuxer&&(this.transmuxer.destroy(),this.transmuxer=null),this.resetStartWhenNotLoaded(),this.resetLoadingState())}set state(t){const e=this._state;e!==t&&(this._state=t,this.log(`${e}->${t}`))}get state(){return this._state}}function Ci(t){return!!t.interstitialsController&&!1!==t.enableInterstitialPlayback}class wi{constructor(){this.chunks=[],this.dataLength=0}push(t){this.chunks.push(t),this.dataLength+=t.length}flush(){const{chunks:t,dataLength:e}=this;let s;return t.length?(s=1===t.length?t[0]:function(t,e){const s=new Uint8Array(e);let i=0;for(let e=0;e0)return t.subarray(s,s+i)}function Hi(t,e){return 255===t[e]&&240==(246&t[e+1])}function Vi(t,e){return 1&t[e+1]?7:9}function Yi(t,e){return(3&t[e+3])<<11|t[e+4]<<3|(224&t[e+5])>>>5}function Wi(t,e){return e+1=t.length)return!1;const i=Yi(t,e);if(i<=s)return!1;const r=e+i;return r===t.length||Wi(t,r)}return!1}function qi(t,e,s,i,r){if(!t.samplerate){const n=function(t,e,s,i){const r=e[s+2],n=r>>2&15;if(n>12){const e=new Error(`invalid ADTS sampling index:${n}`);return void t.emit(l.ERROR,l.ERROR,{type:a.MEDIA_ERROR,details:o.FRAG_PARSING_ERROR,fatal:!0,error:e,reason:e.message})}const h=1+(r>>6&3),d=e[s+3]>>6&3|(1&r)<<2,c="mp4a.40."+h,u=[96e3,88200,64e3,48e3,44100,32e3,24e3,22050,16e3,12e3,11025,8e3,7350][n];let f=n;5!==h&&29!==h||(f-=3);const g=[h<<3|(14&f)>>1,(1&f)<<7|d<<3];return D.log(`manifest codec:${i}, parsed codec:${c}, channels:${d}, rate:${u} (ADTS object type:${h} sampling index:${n})`),{config:g,samplerate:u,channelCount:d,codec:c,parsedCodec:c,manifestCodec:i}}(e,s,i,r);if(!n)return;E(t,n)}}function Xi(t){return 9216e4/t}function zi(t,e,s,i,r){const n=i+r*Xi(t.samplerate),a=function(t,e){const s=Vi(t,e);if(e+s<=t.length){const i=Yi(t,e)-s;if(i>0)return{headerLength:s,frameLength:i}}}(e,s);let o;if(a){const{frameLength:i,headerLength:r}=a,l=r+i,h=Math.max(0,s+l-e.length);h?(o=new Uint8Array(l-r),o.set(e.subarray(s+r,e.length),0)):o=e.subarray(s+r,s+l);const d={unit:o,pts:n};return h||t.samples.push(d),{sample:d,length:l,missing:h}}const l=e.length-s;o=new Uint8Array(l),o.set(e.subarray(s,e.length),0);return{sample:{unit:o,pts:n},length:l,missing:-1}}function Qi(t,e){return Bi(t,e)&&Gi(t,e+6)+10<=t.length-e}function Zi(t,e=0,s=1/0){return function(t,e,s,i){const r=function(t){return t instanceof ArrayBuffer?t:t.buffer}(t);let n=1;"BYTES_PER_ELEMENT"in i&&(n=i.BYTES_PER_ELEMENT);const a=(c=t,c&&c.buffer instanceof ArrayBuffer&&void 0!==c.byteLength&&void 0!==c.byteOffset?t.byteOffset:0),o=(a+t.byteLength)/n,l=(a+e)/n,h=Math.floor(Math.max(0,Math.min(l,o))),d=Math.floor(Math.min(h+Math.max(s,0),o));var c;return new i(r,h,d-h)}(t,e,s,Uint8Array)}function Ji(t){const e={key:t.type,description:"",data:"",mimeType:null,pictureType:null};if(t.size<2)return;if(3!==t.data[0])return void console.log("Ignore frame with unrecognized character encoding");const s=t.data.subarray(1).indexOf(0);if(-1===s)return;const i=C(Zi(t.data,1,s)),r=t.data[2+s],n=t.data.subarray(3+s).indexOf(0);if(-1===n)return;const a=C(Zi(t.data,3+s,n));let o;return o="--\x3e"===i?C(Zi(t.data,4+s+n)):function(t){return t instanceof ArrayBuffer?t:0==t.byteOffset&&t.byteLength==t.buffer.byteLength?t.buffer:new Uint8Array(t).buffer}(t.data.subarray(4+s+n)),e.mimeType=i,e.pictureType=r,e.description=a,e.data=o,e}function tr(t){return"PRIV"===t.type?function(t){if(t.size<2)return;const e=C(t.data,!0),s=new Uint8Array(t.data.subarray(e.length+1));return{key:t.type,info:e,data:s.buffer}}(t):"W"===t.type[0]?function(t){if("WXXX"===t.type){if(t.size<2)return;let e=1;const s=C(t.data.subarray(e),!0);e+=s.length+1;const i=C(t.data.subarray(e));return{key:t.type,info:s,data:i}}const e=C(t.data);return{key:t.type,info:"",data:e}}(t):"APIC"===t.type?Ji(t):function(t){if(t.size<2)return;if("TXXX"===t.type){let e=1;const s=C(t.data.subarray(e),!0);e+=s.length+1;const i=C(t.data.subarray(e));return{key:t.type,info:s,data:i}}const e=C(t.data.subarray(1));return{key:t.type,info:"",data:e}}(t)}function er(t){const e=String.fromCharCode(t[0],t[1],t[2],t[3]),s=Gi(t,4);return{type:e,size:s,data:t.subarray(10,10+s)}}function sr(t){let e=0;const s=[];for(;Bi(t,e);){const i=Gi(t,e+6);t[e+5]>>6&1&&(e+=10),e+=10;const r=e+i;for(;e+100&&o.samples.push({pts:this.lastPTS,dts:this.lastPTS,data:r,type:ar.audioId3,duration:Number.POSITIVE_INFINITY});n{if(i(t))return 90*t;return 9e4*e+(s?9e4*s.baseTime/s.timescale:0)};let dr=null;const cr=[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],ur=[44100,48e3,32e3,22050,24e3,16e3,11025,12e3,8e3],fr=[[0,72,144,12],[0,0,0,0],[0,72,144,12],[0,144,144,12]],gr=[0,1,1,4];function mr(t,e,s,i,r){if(s+24>e.length)return;const n=pr(e,s);if(n&&s+n.frameLength<=e.length){const a=i+r*(9e4*n.samplesPerFrame/n.sampleRate),o={unit:e.subarray(s,s+n.frameLength),pts:a,dts:a};return t.config=[],t.channelCount=n.channelCount,t.samplerate=n.sampleRate,t.samples.push(o),{sample:o,length:n.frameLength,missing:0}}}function pr(t,e){const s=t[e+1]>>3&3,i=t[e+1]>>1&3,r=t[e+2]>>4&15,n=t[e+2]>>2&3;if(1!==s&&0!==r&&15!==r&&3!==n){const a=t[e+2]>>1&1,o=t[e+3]>>6,l=1e3*cr[14*(3===s?3-i:3===i?3:4)+r-1],h=ur[3*(3===s?0:2===s?1:2)+n],d=3===o?1:2,c=fr[s][i],u=gr[i],f=8*c*u,g=Math.floor(c*l/h+a)*u;if(null===dr){const t=(navigator.userAgent||"").match(/Chrome\/(\d+)/i);dr=t?parseInt(t[1]):0}return!!dr&&dr<=87&&2===i&&l>=224e3&&0===o&&(t[e+3]=128|t[e+3]),{sampleRate:h,channelCount:d,frameLength:g,samplesPerFrame:f}}}function vr(t,e){return 255===t[e]&&224==(224&t[e+1])&&0!=(6&t[e+1])}function yr(t,e){return e+1{let s=0,i=5;e+=i;const r=new Uint32Array(1),n=new Uint32Array(1),a=new Uint8Array(1);for(;i>0;){a[0]=t[e];const o=Math.min(i,8),l=8-o;n[0]=4278190080>>>24+l<>l,s=s?s<e.length)return-1;if(11!==e[s]||119!==e[s+1])return-1;const n=e[s+4]>>6;if(n>=3)return-1;const a=[48e3,44100,32e3][n],o=63&e[s+4],l=2*[64,69,96,64,70,96,80,87,120,80,88,120,96,104,144,96,105,144,112,121,168,112,122,168,128,139,192,128,140,192,160,174,240,160,175,240,192,208,288,192,209,288,224,243,336,224,244,336,256,278,384,256,279,384,320,348,480,320,349,480,384,417,576,384,418,576,448,487,672,448,488,672,512,557,768,512,558,768,640,696,960,640,697,960,768,835,1152,768,836,1152,896,975,1344,896,976,1344,1024,1114,1536,1024,1115,1536,1152,1253,1728,1152,1254,1728,1280,1393,1920,1280,1394,1920][3*o+n];if(s+l>e.length)return-1;const h=e[s+6]>>5;let d=0;2===h?d+=2:(1&h&&1!==h&&(d+=2),4&h&&(d+=2));const c=(e[s+6]<<8|e[s+7])>>12-d&1,u=[2,1,2,3,3,4,4,5][h]+c,f=e[s+5]>>3,g=7&e[s+5],m=new Uint8Array([n<<6|f<<1|g>>2,(3&g)<<6|h<<3|c<<2|o>>4,o<<4&224]),p=i+r*(1536/a*9e4),v=e.subarray(s,s+l);return t.config=m,t.channelCount=u,t.samplerate=a,t.samples.push({unit:v,pts:p}),l}const Ar=/\/emsg[-/]ID3/i;function Rr(t,e){return i(t.presentationTime)?t.presentationTime/t.timeScale:e+t.presentationTimeDelta/t.timeScale}class Ir{constructor(t,e,s){this.keyData=void 0,this.decrypter=void 0,this.keyData=s,this.decrypter=new We(e,{removePKCS7Padding:!1})}decryptBuffer(t){return this.decrypter.decrypt(t,this.keyData.key.buffer,this.keyData.iv.buffer,Ge)}decryptAacSample(t,e,s){const i=t[e].unit;if(i.length<=16)return;const r=i.subarray(16,i.length-i.length%16),n=r.buffer.slice(r.byteOffset,r.byteOffset+r.length);this.decryptBuffer(n).then((r=>{const n=new Uint8Array(r);i.set(n,16),this.decrypter.isSync()||this.decryptAacSamples(t,e+1,s)})).catch(s)}decryptAacSamples(t,e,s){for(;;e++){if(e>=t.length)return void s();if(!(t[e].unit.length<32)&&(this.decryptAacSample(t,e,s),!this.decrypter.isSync()))return}}getAvcEncryptedData(t){const e=16*Math.floor((t.length-48)/160)+16,s=new Int8Array(e);let i=0;for(let e=32;e{r.data=this.getAvcDecryptedUnit(n,a),this.decrypter.isSync()||this.decryptAvcSamples(t,e,s+1,i)})).catch(i)}decryptAvcSamples(t,e,s,i){if(t instanceof Uint8Array)throw new Error("Cannot decrypt samples of type Uint8Array");for(;;e++,s=0){if(e>=t.length)return void i();const r=t[e].units;for(;!(s>=r.length);s++){const n=r[s];if(!(n.data.length<=48||1!==n.type&&5!==n.type||(this.decryptAvcSample(t,e,s,i,n),this.decrypter.isSync())))return}}}}class br{constructor(){this.VideoSample=null}createVideoSample(t,e,s){return{key:t,frame:!1,pts:e,dts:s,units:[],length:0}}getLastNalUnit(t){var e;let s,i=this.VideoSample;if(i&&0!==i.units.length||(i=t[t.length-1]),null!=(e=i)&&e.units){const t=i.units;s=t[t.length-1]}return s}pushAccessUnit(t,e){if(t.units.length&&t.frame){if(void 0===t.pts){const s=e.samples,i=s.length;if(!i)return void e.dropped++;{const e=s[i-1];t.pts=e.pts,t.dts=e.dts}}e.samples.push(t)}}parseNALu(t,e,s){const i=e.byteLength;let r=t.naluState||0;const n=r,a=[];let o,l,h,d=0,c=-1,u=0;for(-1===r&&(c=0,u=this.getNALuType(e,0),r=0,d=1);d=0){const t={data:e.subarray(c,l),type:u};a.push(t)}else{const s=this.getLastNalUnit(t.samples);s&&(n&&d<=4-n&&s.state&&(s.data=s.data.subarray(0,s.data.byteLength-n)),l>0&&(s.data=mt(s.data,e.subarray(0,l)),s.state=0))}d=0&&r>=0){const t={data:e.subarray(c,i),type:u,state:r};a.push(t)}if(0===a.length){const s=this.getLastNalUnit(t.samples);s&&(s.data=mt(s.data,e))}return t.naluState=r,a}}class kr{constructor(t){this.data=void 0,this.bytesAvailable=void 0,this.word=void 0,this.bitsAvailable=void 0,this.data=t,this.bytesAvailable=t.byteLength,this.word=0,this.bitsAvailable=0}loadWord(){const t=this.data,e=this.bytesAvailable,s=t.byteLength-e,i=new Uint8Array(4),r=Math.min(4,e);if(0===r)throw new Error("no bytes available");i.set(t.subarray(s,s+r)),this.word=new DataView(i.buffer).getUint32(0),this.bitsAvailable=8*r,this.bytesAvailable-=r}skipBits(t){let e;t=Math.min(t,8*this.bytesAvailable+this.bitsAvailable),this.bitsAvailable>t?(this.word<<=t,this.bitsAvailable-=t):(e=(t-=this.bitsAvailable)>>3,t-=e<<3,this.bytesAvailable-=e,this.loadWord(),this.word<<=t,this.bitsAvailable-=t)}readBits(t){let e=Math.min(this.bitsAvailable,t);const s=this.word>>>32-e;if(t>32&&D.error("Cannot read more than 32 bits at a time"),this.bitsAvailable-=e,this.bitsAvailable>0)this.word<<=e;else{if(!(this.bytesAvailable>0))throw new Error("no bits available");this.loadWord()}return e=t-e,e>0&&this.bitsAvailable?s<>>t))return this.word<<=t,this.bitsAvailable-=t,t;return this.loadWord(),t+this.skipLZ()}skipUEG(){this.skipBits(1+this.skipLZ())}skipEG(){this.skipBits(1+this.skipLZ())}readUEG(){const t=this.skipLZ();return this.readBits(t+1)-1}readEG(){const t=this.readUEG();return 1&t?1+t>>>1:-1*(t>>>1)}readBoolean(){return 1===this.readBits(1)}readUByte(){return this.readBits(8)}readUShort(){return this.readBits(16)}readUInt(){return this.readBits(32)}}class Dr extends br{parsePES(t,e,s,i){const r=this.parseNALu(t,s.data,i);let n,a=this.VideoSample,o=!1;s.data=null,a&&r.length&&!t.audFound&&(this.pushAccessUnit(a,t),a=this.VideoSample=this.createVideoSample(!1,s.pts,s.dts)),r.forEach((i=>{var r,l;switch(i.type){case 1:{let e=!1;n=!0;const r=i.data;if(o&&r.length>4){const t=this.readSliceType(r);2!==t&&4!==t&&7!==t&&9!==t||(e=!0)}var h;if(e)null!=(h=a)&&h.frame&&!a.key&&(this.pushAccessUnit(a,t),a=this.VideoSample=null);a||(a=this.VideoSample=this.createVideoSample(!0,s.pts,s.dts)),a.frame=!0,a.key=e;break}case 5:n=!0,null!=(r=a)&&r.frame&&!a.key&&(this.pushAccessUnit(a,t),a=this.VideoSample=null),a||(a=this.VideoSample=this.createVideoSample(!0,s.pts,s.dts)),a.key=!0,a.frame=!0;break;case 6:n=!0,Et(i.data,1,s.pts,e.samples);break;case 7:{var d,c;n=!0,o=!0;const e=i.data,s=this.readSPS(e);if(!t.sps||t.width!==s.width||t.height!==s.height||(null==(d=t.pixelRatio)?void 0:d[0])!==s.pixelRatio[0]||(null==(c=t.pixelRatio)?void 0:c[1])!==s.pixelRatio[1]){t.width=s.width,t.height=s.height,t.pixelRatio=s.pixelRatio,t.sps=[e];const i=e.subarray(1,4);let r="avc1.";for(let t=0;t<3;t++){let e=i[t].toString(16);e.length<2&&(e="0"+e),r+=e}t.codec=r}break}case 8:n=!0,t.pps=[i.data];break;case 9:n=!0,t.audFound=!0,null!=(l=a)&&l.frame&&(this.pushAccessUnit(a,t),a=null),a||(a=this.VideoSample=this.createVideoSample(!1,s.pts,s.dts));break;case 12:n=!0;break;default:n=!1}if(a&&n){a.units.push(i)}})),i&&a&&(this.pushAccessUnit(a,t),this.VideoSample=null)}getNALuType(t,e){return 31&t[e]}readSliceType(t){const e=new kr(t);return e.readUByte(),e.readUEG(),e.readUEG()}skipScalingList(t,e){let s,i=8,r=8;for(let n=0;n{var r,l;switch(i.type){case 0:case 1:case 2:case 3:case 4:case 5:case 6:case 7:case 8:case 9:a||(a=this.VideoSample=this.createVideoSample(!1,s.pts,s.dts)),a.frame=!0,n=!0;break;case 16:case 17:case 18:case 21:var h;if(n=!0,o)null!=(h=a)&&h.frame&&!a.key&&(this.pushAccessUnit(a,t),a=this.VideoSample=null);a||(a=this.VideoSample=this.createVideoSample(!0,s.pts,s.dts)),a.key=!0,a.frame=!0;break;case 19:case 20:n=!0,null!=(r=a)&&r.frame&&!a.key&&(this.pushAccessUnit(a,t),a=this.VideoSample=null),a||(a=this.VideoSample=this.createVideoSample(!0,s.pts,s.dts)),a.key=!0,a.frame=!0;break;case 39:n=!0,Et(i.data,2,s.pts,e.samples);break;case 32:n=!0,t.vps||("object"!=typeof t.params&&(t.params={}),t.params=E(t.params,this.readVPS(i.data)),this.initVPS=i.data),t.vps=[i.data];break;case 33:if(n=!0,o=!0,void 0===t.vps||t.vps[0]===this.initVPS||void 0===t.sps||this.matchSPS(t.sps[0],i.data)||(this.initVPS=t.vps[0],t.sps=t.pps=void 0),!t.sps){const e=this.readSPS(i.data);t.width=e.width,t.height=e.height,t.pixelRatio=e.pixelRatio,t.codec=e.codecString,t.sps=[],"object"!=typeof t.params&&(t.params={});for(const s in e.params)t.params[s]=e.params[s]}this.pushParameterSet(t.sps,i.data,t.vps),a||(a=this.VideoSample=this.createVideoSample(!0,s.pts,s.dts)),a.key=!0;break;case 34:if(n=!0,"object"==typeof t.params){if(!t.pps){t.pps=[];const e=this.readPPS(i.data);for(const s in e)t.params[s]=e[s]}this.pushParameterSet(t.pps,i.data,t.vps)}break;case 35:n=!0,t.audFound=!0,null!=(l=a)&&l.frame&&(this.pushAccessUnit(a,t),a=null),a||(a=this.VideoSample=this.createVideoSample(!1,s.pts,s.dts));break;default:n=!1}if(a&&n){a.units.push(i)}})),i&&a&&(this.pushAccessUnit(a,t),this.VideoSample=null)}pushParameterSet(t,e,s){(s&&s[0]===this.initVPS||!s&&!t.length)&&t.push(e)}getNALuType(t,e){return(126&t[e])>>>1}ebsp2rbsp(t){const e=new Uint8Array(t.byteLength);let s=0;for(let i=0;i=2&&3===t[i]&&0===t[i-1]&&0===t[i-2]||(e[s]=t[i],s++);return new Uint8Array(e.buffer,0,s)}pushAccessUnit(t,e){super.pushAccessUnit(t,e),this.initVPS&&(this.initVPS=null)}readVPS(t){const e=new kr(t);e.readUByte(),e.readUByte(),e.readBits(4),e.skipBits(2),e.readBits(6);return{numTemporalLayers:e.readBits(3)+1,temporalIdNested:e.readBoolean()}}readSPS(t){const e=new kr(this.ebsp2rbsp(t));e.readUByte(),e.readUByte(),e.readBits(4);const s=e.readBits(3);e.readBoolean();const i=e.readBits(2),r=e.readBoolean(),n=e.readBits(5),a=e.readUByte(),o=e.readUByte(),l=e.readUByte(),h=e.readUByte(),d=e.readUByte(),c=e.readUByte(),u=e.readUByte(),f=e.readUByte(),g=e.readUByte(),m=e.readUByte(),p=e.readUByte(),v=[],y=[];for(let t=0;t0)for(let t=s;t<8;t++)e.readBits(2);for(let t=0;t1&&e.readEG();for(let t=0;t0&&t<16?(x=[1,12,10,16,40,24,20,32,80,18,15,64,160,4,3,2][t-1],O=[1,11,11,11,33,11,11,11,33,11,11,33,99,3,2,1][t-1]):255===t&&(x=e.readBits(16),O=e.readBits(16))}e.readBoolean()&&e.readBoolean();if(e.readBoolean()){e.readBits(3),e.readBoolean();e.readBoolean()&&(e.readUByte(),e.readUByte(),e.readUByte())}e.readBoolean()&&(e.readUEG(),e.readUEG()),e.readBoolean(),e.readBoolean(),e.readBoolean(),U=e.readBoolean(),U&&(e.skipUEG(),e.skipUEG(),e.skipUEG(),e.skipUEG());if(e.readBoolean()){F=e.readBits(32),N=e.readBits(32);e.readBoolean()&&e.readUEG();if(e.readBoolean()){const t=e.readBoolean(),i=e.readBoolean();let r=!1;(t||i)&&(r=e.readBoolean(),r&&(e.readUByte(),e.readBits(5),e.readBoolean(),e.readBits(5)),e.readBits(4),e.readBits(4),r&&e.readBits(4),e.readBits(5),e.readBits(5),e.readBits(5));for(let n=0;n<=s;n++){M=e.readBoolean();let s=!1;M||e.readBoolean()?e.readEG():s=e.readBoolean();const n=s?1:e.readUEG()+1;if(t)for(let t=0;t>t&1)<<31-t)>>>0;let V=H.toString(16);1===n&&"2"===V&&(V="6");return{codecString:`hvc1.${G}${n}.${V}.${r?"H":"L"}${p}.B0`,params:{general_tier_flag:r,general_profile_idc:n,general_profile_space:i,general_profile_compatibility_flags:[a,o,l,h],general_constraint_indicator_flags:[d,c,u,f,g,m],general_level_idc:p,bit_depth:k+8,bit_depth_luma_minus8:k,bit_depth_chroma_minus8:D,min_spatial_segmentation_idc:w,chroma_format_idc:E,frame_rate:{fixed:M,fps:N/F}},width:$,height:B,pixelRatio:[x,O]}}readPPS(t){const e=new kr(this.ebsp2rbsp(t));e.readUByte(),e.readUByte(),e.skipUEG(),e.skipUEG(),e.skipBits(2),e.skipBits(3),e.skipBits(2),e.skipUEG(),e.skipUEG(),e.skipEG(),e.skipBits(2);e.readBoolean()&&e.skipUEG(),e.skipEG(),e.skipEG(),e.skipBits(4);const s=e.readBoolean(),i=e.readBoolean();let r=1;return i&&s?r=0:i?r=3:s&&(r=2),{parallelismType:r}}matchSPS(t,e){return String.fromCharCode.apply(null,t).substr(3)===String.fromCharCode.apply(null,e).substr(3)}}const Pr=188;class Cr{constructor(t,e,s,i){this.logger=void 0,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._pmtId=-1,this._videoTrack=void 0,this._audioTrack=void 0,this._id3Track=void 0,this._txtTrack=void 0,this.aacOverFlow=null,this.remainderData=null,this.videoParser=void 0,this.observer=t,this.config=e,this.typeSupported=s,this.logger=i,this.videoParser=null}static probe(t,e){const s=Cr.syncOffset(t);return s>0&&e.warn(`MPEG2-TS detected but first sync word found @ offset ${s}`),-1!==s}static syncOffset(t){const e=t.length;let s=Math.min(940,e-Pr)+1,i=0;for(;i1&&(0===n&&a>2||o+Pr>s))return n}i++}return-1}static createTrack(t,e){return{container:"video"===t||"audio"===t?"video/mp2t":void 0,type:t,id:tt[t],pid:-1,inputTimeScale:9e4,sequenceNumber:0,samples:[],dropped:0,duration:"audio"===t?e:void 0}}resetInitSegment(t,e,s,i){this.pmtParsed=!1,this._pmtId=-1,this._videoTrack=Cr.createTrack("video"),this._videoTrack.duration=i,this._audioTrack=Cr.createTrack("audio",i),this._id3Track=Cr.createTrack("id3"),this._txtTrack=Cr.createTrack("text"),this._audioTrack.segmentCodec="aac",this.videoParser=null,this.aacOverFlow=null,this.remainderData=null,this.audioCodec=e,this.videoCodec=s}resetTimeStamp(){}resetContiguity(){const{_audioTrack:t,_videoTrack:e,_id3Track:s}=this;t&&(t.pesData=null),e&&(e.pesData=null),s&&(s.pesData=null),this.aacOverFlow=null,this.remainderData=null}demux(t,e,s=!1,i=!1){let r;s||(this.sampleAes=null);const n=this._videoTrack,a=this._audioTrack,o=this._id3Track,l=this._txtTrack;let h=n.pid,d=n.pesData,c=a.pid,u=o.pid,f=a.pesData,g=o.pesData,m=null,p=this.pmtParsed,v=this._pmtId,y=t.length;if(this.remainderData&&(y=(t=mt(this.remainderData,t)).length,this.remainderData=null),y>4>1){if(T=e+5+t[e+4],T===e+Pr)continue}else T=e+4;switch(y){case h:i&&(d&&(r=Nr(d,this.logger))&&(this.readyVideoParser(n.segmentCodec),null!==this.videoParser&&this.videoParser.parsePES(n,l,r,!1)),d={data:[],size:0}),d&&(d.data.push(t.subarray(T,e+Pr)),d.size+=e+Pr-T);break;case c:if(i){if(f&&(r=Nr(f,this.logger)))switch(a.segmentCodec){case"aac":this.parseAACPES(a,r);break;case"mp3":this.parseMPEGPES(a,r);break;case"ac3":this.parseAC3PES(a,r)}f={data:[],size:0}}f&&(f.data.push(t.subarray(T,e+Pr)),f.size+=e+Pr-T);break;case u:i&&(g&&(r=Nr(g,this.logger))&&this.parseID3PES(o,r),g={data:[],size:0}),g&&(g.data.push(t.subarray(T,e+Pr)),g.size+=e+Pr-T);break;case 0:i&&(T+=t[T]+1),v=this._pmtId=xr(t,T);break;case v:{i&&(T+=t[T]+1);const r=Or(t,T,this.typeSupported,s,this.observer,this.logger);h=r.videoPid,h>0&&(n.pid=h,n.segmentCodec=r.segmentVideoCodec),c=r.audioPid,c>0&&(a.pid=c,a.segmentCodec=r.segmentAudioCodec),u=r.id3Pid,u>0&&(o.pid=u),null===m||p||(this.logger.warn(`MPEG-TS PMT found at ${e} after unknown PID '${m}'. Backtracking to sync byte @${E} to parse all TS packets.`),m=null,e=E-188),p=this.pmtParsed=!0;break}case 17:case 8191:break;default:m=y}}else T++;T>0&&Mr(this.observer,new Error(`Found ${T} TS packet/s that do not start with 0x47`),void 0,this.logger),n.pesData=d,a.pesData=f,o.pesData=g;const S={audioTrack:a,videoTrack:n,id3Track:o,textTrack:l};return i&&this.extractRemainingSamples(S),S}flush(){const{remainderData:t}=this;let e;return this.remainderData=null,e=t?this.demux(t,-1,!1,!0):{videoTrack:this._videoTrack,audioTrack:this._audioTrack,id3Track:this._id3Track,textTrack:this._txtTrack},this.extractRemainingSamples(e),this.sampleAes?this.decrypt(e,this.sampleAes):e}extractRemainingSamples(t){const{audioTrack:e,videoTrack:s,id3Track:i,textTrack:r}=t,n=s.pesData,a=e.pesData,o=i.pesData;let l;if(n&&(l=Nr(n,this.logger))?(this.readyVideoParser(s.segmentCodec),null!==this.videoParser&&(this.videoParser.parsePES(s,r,l,!0),s.pesData=null)):s.pesData=n,a&&(l=Nr(a,this.logger))){switch(e.segmentCodec){case"aac":this.parseAACPES(e,l);break;case"mp3":this.parseMPEGPES(e,l);break;case"ac3":this.parseAC3PES(e,l)}e.pesData=null}else null!=a&&a.size&&this.logger.log("last AAC PES packet truncated,might overlap between fragments"),e.pesData=a;o&&(l=Nr(o,this.logger))?(this.parseID3PES(i,l),i.pesData=null):i.pesData=o}demuxSampleAes(t,e,s){const i=this.demux(t,s,!0,!this.config.progressive),r=this.sampleAes=new Ir(this.observer,this.config,e);return this.decrypt(i,r)}readyVideoParser(t){null===this.videoParser&&("avc"===t?this.videoParser=new Dr:"hevc"===t&&(this.videoParser=new _r))}decrypt(t,e){return new Promise((s=>{const{audioTrack:i,videoTrack:r}=t;i.samples&&"aac"===i.segmentCodec?e.decryptAacSamples(i.samples,0,(()=>{r.samples?e.decryptAvcSamples(r.samples,0,0,(()=>{s(t)})):s(t)})):r.samples&&e.decryptAvcSamples(r.samples,0,0,(()=>{s(t)}))}))}destroy(){this.observer&&this.observer.removeAllListeners(),this.config=this.logger=this.observer=null,this.aacOverFlow=this.videoParser=this.remainderData=this.sampleAes=null,this._videoTrack=this._audioTrack=this._id3Track=this._txtTrack=void 0}parseAACPES(t,e){let s=0;const i=this.aacOverFlow;let r,n,a,o=e.data;if(i){this.aacOverFlow=null;const e=i.missing,r=i.sample.unit.byteLength;if(-1===e)o=mt(i.sample.unit,o);else{const n=r-e;i.sample.unit.set(o.subarray(0,e),n),t.samples.push(i.sample),s=i.missing}}for(r=s,n=o.length;r0;)o+=n}}parseID3PES(t,e){if(void 0===e.pts)return void this.logger.warn("[tsdemuxer]: ID3 PES unknown PTS");const s=E({},e,{type:this._videoTrack?ar.emsg:ar.audioId3,duration:Number.POSITIVE_INFINITY});t.samples.push(s)}}function wr(t,e){return((31&t[e+1])<<8)+t[e+2]}function xr(t,e){return(31&t[e+10])<<8|t[e+11]}function Or(t,e,s,i,r,n){const a={audioPid:-1,videoPid:-1,id3Pid:-1,segmentVideoCodec:"avc",segmentAudioCodec:"aac"},o=e+3+((15&t[e+1])<<8|t[e+2])-4;for(e+=12+((15&t[e+10])<<8|t[e+11]);e0){let i=e+5,r=l;for(;r>2;){if(106===t[i])!0!==s.ac3?n.log("AC-3 audio found, not supported in this browser for now"):(a.audioPid=o,a.segmentAudioCodec="ac3");const e=t[i+1]+2;i+=e,r-=e}}break;case 194:case 135:return Mr(r,new Error("Unsupported EC-3 in M2TS found"),void 0,n),a;case 36:-1===a.videoPid&&(a.videoPid=o,a.segmentVideoCodec="hevc",n.log("HEVC in M2TS found"))}e+=l+5}return a}function Mr(t,e,s,i){i.warn(`parsing error: ${e.message}`),t.emit(l.ERROR,l.ERROR,{type:a.MEDIA_ERROR,details:o.FRAG_PARSING_ERROR,fatal:!1,levelRetry:s,error:e,reason:e.message})}function Fr(t,e){e.log(`${t} with AES-128-CBC encryption found in unencrypted stream`)}function Nr(t,e){let s,i,r,n,a,o=0;const l=t.data;if(!t||0===t.size)return null;for(;l[0].length<19&&l.length>1;)l[0]=mt(l[0],l[1]),l.splice(1,1);s=l[0];if(1===(s[0]<<16)+(s[1]<<8)+s[2]){if(i=(s[4]<<8)+s[5],i&&i>t.size-6)return null;const h=s[7];192&h&&(n=536870912*(14&s[9])+4194304*(255&s[10])+16384*(254&s[11])+128*(255&s[12])+(254&s[13])/2,64&h?(a=536870912*(14&s[14])+4194304*(255&s[15])+16384*(254&s[16])+128*(255&s[17])+(254&s[18])/2,n-a>54e5&&(e.warn(`${Math.round((n-a)/9e4)}s delta between PTS and DTS, align them`),n=a)):a=n),r=s[8];let d=r+9;if(t.size<=d)return null;t.size-=d;const c=new Uint8Array(t.size);for(let t=0,e=l.length;te){d-=e;continue}s=s.subarray(d),e-=d,d=0}c.set(s,o),o+=e}return i&&(i-=r+3),{data:c,pts:n,dts:a,len:i}}return null}class Ur{static getSilentFrame(t,e){if("mp4a.40.2"===t){if(1===e)return new Uint8Array([0,200,0,128,35,128]);if(2===e)return new Uint8Array([33,0,73,144,2,25,0,35,128]);if(3===e)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,142]);if(4===e)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,128,44,128,8,2,56]);if(5===e)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,130,48,4,153,0,33,144,2,56]);if(6===e)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,130,48,4,153,0,33,144,2,0,178,0,32,8,224])}else{if(1===e)return new Uint8Array([1,64,34,128,163,78,230,128,186,8,0,0,0,28,6,241,193,10,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,94]);if(2===e)return new Uint8Array([1,64,34,128,163,94,230,128,186,8,0,0,0,0,149,0,6,241,161,10,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,94]);if(3===e)return new Uint8Array([1,64,34,128,163,94,230,128,186,8,0,0,0,0,149,0,6,241,161,10,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,94])}}}const $r=Math.pow(2,32)-1;class Br{static init(){let t;for(t in Br.types={avc1:[],avcC:[],hvc1:[],hvcC:[],btrt:[],dinf:[],dref:[],esds:[],ftyp:[],hdlr:[],mdat:[],mdhd:[],mdia:[],mfhd:[],minf:[],moof:[],moov:[],mp4a:[],".mp3":[],dac3:[],"ac-3":[],mvex:[],mvhd:[],pasp:[],sdtp:[],stbl:[],stco:[],stsc:[],stsd:[],stsz:[],stts:[],tfdt:[],tfhd:[],traf:[],trak:[],trun:[],trex:[],tkhd:[],vmhd:[],smhd:[]},Br.types)Br.types.hasOwnProperty(t)&&(Br.types[t]=[t.charCodeAt(0),t.charCodeAt(1),t.charCodeAt(2),t.charCodeAt(3)]);const e=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]),s=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]);Br.HDLR_TYPES={video:e,audio:s};const i=new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,12,117,114,108,32,0,0,0,1]),r=new Uint8Array([0,0,0,0,0,0,0,0]);Br.STTS=Br.STSC=Br.STCO=r,Br.STSZ=new Uint8Array([0,0,0,0,0,0,0,0,0,0,0,0]),Br.VMHD=new Uint8Array([0,0,0,1,0,0,0,0,0,0,0,0]),Br.SMHD=new Uint8Array([0,0,0,0,0,0,0,0]),Br.STSD=new Uint8Array([0,0,0,0,0,0,0,1]);const n=new Uint8Array([105,115,111,109]),a=new Uint8Array([97,118,99,49]),o=new Uint8Array([0,0,0,1]);Br.FTYP=Br.box(Br.types.ftyp,n,o,n,a),Br.DINF=Br.box(Br.types.dinf,Br.box(Br.types.dref,i))}static box(t,...e){let s=8,i=e.length;const r=i;for(;i--;)s+=e[i].byteLength;const n=new Uint8Array(s);for(n[0]=s>>24&255,n[1]=s>>16&255,n[2]=s>>8&255,n[3]=255&s,n.set(t,4),i=0,s=8;i>24&255,t>>16&255,t>>8&255,255&t,s>>24,s>>16&255,s>>8&255,255&s,i>>24,i>>16&255,i>>8&255,255&i,85,196,0,0]))}static mdia(t){return Br.box(Br.types.mdia,Br.mdhd(t.timescale||0,t.duration||0),Br.hdlr(t.type),Br.minf(t))}static mfhd(t){return Br.box(Br.types.mfhd,new Uint8Array([0,0,0,0,t>>24,t>>16&255,t>>8&255,255&t]))}static minf(t){return"audio"===t.type?Br.box(Br.types.minf,Br.box(Br.types.smhd,Br.SMHD),Br.DINF,Br.stbl(t)):Br.box(Br.types.minf,Br.box(Br.types.vmhd,Br.VMHD),Br.DINF,Br.stbl(t))}static moof(t,e,s){return Br.box(Br.types.moof,Br.mfhd(t),Br.traf(s,e))}static moov(t){let e=t.length;const s=[];for(;e--;)s[e]=Br.trak(t[e]);return Br.box.apply(null,[Br.types.moov,Br.mvhd(t[0].timescale||0,t[0].duration||0)].concat(s).concat(Br.mvex(t)))}static mvex(t){let e=t.length;const s=[];for(;e--;)s[e]=Br.trex(t[e]);return Br.box.apply(null,[Br.types.mvex,...s])}static mvhd(t,e){e*=t;const s=Math.floor(e/($r+1)),i=Math.floor(e%($r+1)),r=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,s>>24,s>>16&255,s>>8&255,255&s,i>>24,i>>16&255,i>>8&255,255&i,0,1,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,255,255,255,255]);return Br.box(Br.types.mvhd,r)}static sdtp(t){const e=t.samples||[],s=new Uint8Array(4+e.length);let i,r;for(i=0;i>>8&255),r.push(255&i),r=r.concat(Array.prototype.slice.call(s));for(e=0;e>>8&255),n.push(255&i),n=n.concat(Array.prototype.slice.call(s));const a=Br.box(Br.types.avcC,new Uint8Array([1,r[3],r[4],r[5],255,224|t.sps.length].concat(r).concat([t.pps.length]).concat(n))),o=t.width,l=t.height,h=t.pixelRatio[0],d=t.pixelRatio[1];return Br.box(Br.types.avc1,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,o>>8&255,255&o,l>>8&255,255&l,0,72,0,0,0,72,0,0,0,0,0,0,0,1,18,100,97,105,108,121,109,111,116,105,111,110,47,104,108,115,46,106,115,0,0,0,0,0,0,0,0,0,0,0,0,0,0,24,17,17]),a,Br.box(Br.types.btrt,new Uint8Array([0,28,156,128,0,45,198,192,0,45,198,192])),Br.box(Br.types.pasp,new Uint8Array([h>>24,h>>16&255,h>>8&255,255&h,d>>24,d>>16&255,d>>8&255,255&d])))}static esds(t){const e=t.config;return new Uint8Array([0,0,0,0,3,25,0,1,0,4,17,64,21,0,0,0,0,0,0,0,0,0,0,0,5,2,...e,6,1,2])}static audioStsd(t){const e=t.samplerate||0;return new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,t.channelCount||0,0,16,0,0,0,0,e>>8&255,255&e,0,0])}static mp4a(t){return Br.box(Br.types.mp4a,Br.audioStsd(t),Br.box(Br.types.esds,Br.esds(t)))}static mp3(t){return Br.box(Br.types[".mp3"],Br.audioStsd(t))}static ac3(t){return Br.box(Br.types["ac-3"],Br.audioStsd(t),Br.box(Br.types.dac3,t.config))}static stsd(t){const{segmentCodec:e}=t;if("audio"===t.type){if("aac"===e)return Br.box(Br.types.stsd,Br.STSD,Br.mp4a(t));if("ac3"===e&&t.config)return Br.box(Br.types.stsd,Br.STSD,Br.ac3(t));if("mp3"===e&&"mp3"===t.codec)return Br.box(Br.types.stsd,Br.STSD,Br.mp3(t))}else{if(!t.pps||!t.sps)throw new Error("video track missing pps or sps");if("avc"===e)return Br.box(Br.types.stsd,Br.STSD,Br.avc1(t));if("hevc"===e&&t.vps)return Br.box(Br.types.stsd,Br.STSD,Br.hvc1(t))}throw new Error(`unsupported ${t.type} segment codec (${e}/${t.codec})`)}static tkhd(t){const e=t.id,s=(t.duration||0)*(t.timescale||0),i=t.width||0,r=t.height||0,n=Math.floor(s/($r+1)),a=Math.floor(s%($r+1));return Br.box(Br.types.tkhd,new Uint8Array([1,0,0,7,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,e>>24&255,e>>16&255,e>>8&255,255&e,0,0,0,0,n>>24,n>>16&255,n>>8&255,255&n,a>>24,a>>16&255,a>>8&255,255&a,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,i>>8&255,255&i,0,0,r>>8&255,255&r,0,0]))}static traf(t,e){const s=Br.sdtp(t),i=t.id,r=Math.floor(e/($r+1)),n=Math.floor(e%($r+1));return Br.box(Br.types.traf,Br.box(Br.types.tfhd,new Uint8Array([0,0,0,0,i>>24,i>>16&255,i>>8&255,255&i])),Br.box(Br.types.tfdt,new Uint8Array([1,0,0,0,r>>24,r>>16&255,r>>8&255,255&r,n>>24,n>>16&255,n>>8&255,255&n])),Br.trun(t,s.length+16+20+8+16+8+8),s)}static trak(t){return t.duration=t.duration||4294967295,Br.box(Br.types.trak,Br.tkhd(t),Br.mdia(t))}static trex(t){const e=t.id;return Br.box(Br.types.trex,new Uint8Array([0,0,0,0,e>>24,e>>16&255,e>>8&255,255&e,0,0,0,1,0,0,0,0,0,0,0,0,0,1,0,1]))}static trun(t,e){const s=t.samples||[],i=s.length,r=12+16*i,n=new Uint8Array(r);let a,o,l,h,d,c;for(e+=8+r,n.set(["video"===t.type?1:0,0,15,1,i>>>24&255,i>>>16&255,i>>>8&255,255&i,e>>>24&255,e>>>16&255,e>>>8&255,255&e],0),a=0;a>>24&255,l>>>16&255,l>>>8&255,255&l,h>>>24&255,h>>>16&255,h>>>8&255,255&h,d.isLeading<<2|d.dependsOn,d.isDependedOn<<6|d.hasRedundancy<<4|d.paddingValue<<1|d.isNonSync,61440&d.degradPrio,15&d.degradPrio,c>>>24&255,c>>>16&255,c>>>8&255,255&c],12+16*a);return Br.box(Br.types.trun,n)}static initSegment(t){Br.types||Br.init();const e=Br.moov(t);return mt(Br.FTYP,e)}static hvc1(t){const e=t.params,s=[t.vps,t.sps,t.pps],i=new Uint8Array([1,e.general_profile_space<<6|(e.general_tier_flag?32:0)|e.general_profile_idc,e.general_profile_compatibility_flags[0],e.general_profile_compatibility_flags[1],e.general_profile_compatibility_flags[2],e.general_profile_compatibility_flags[3],e.general_constraint_indicator_flags[0],e.general_constraint_indicator_flags[1],e.general_constraint_indicator_flags[2],e.general_constraint_indicator_flags[3],e.general_constraint_indicator_flags[4],e.general_constraint_indicator_flags[5],e.general_level_idc,240|e.min_spatial_segmentation_idc>>8,255&e.min_spatial_segmentation_idc,252|e.parallelismType,252|e.chroma_format_idc,248|e.bit_depth_luma_minus8,248|e.bit_depth_chroma_minus8,0,parseInt(e.frame_rate.fps),3|e.temporal_id_nested<<2|e.num_temporal_layers<<3|(e.frame_rate.fixed?64:0),s.length]);let r=i.length;for(let t=0;t>8,255&s[t][e].length]),r),r+=2,n.set(s[t][e],r),r+=s[t][e].length}const o=Br.box(Br.types.hvcC,n),l=t.width,h=t.height,d=t.pixelRatio[0],c=t.pixelRatio[1];return Br.box(Br.types.hvc1,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,h>>8&255,255&h,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,Br.box(Br.types.btrt,new Uint8Array([0,28,156,128,0,45,198,192,0,45,198,192])),Br.box(Br.types.pasp,new Uint8Array([d>>24,d>>16&255,d>>8&255,255&d,c>>24,c>>16&255,c>>8&255,255&c])))}}Br.types=void 0,Br.HDLR_TYPES=void 0,Br.STTS=void 0,Br.STSC=void 0,Br.STCO=void 0,Br.STSZ=void 0,Br.VMHD=void 0,Br.SMHD=void 0,Br.STSD=void 0,Br.FTYP=void 0,Br.DINF=void 0;function Gr(t,e,s=1,i=!1){const r=t*e*s;return i?Math.round(r):r}function Kr(t,e=!1){return Gr(t,1e3,1/9e4,e)}let Hr,Vr=null,Yr=null;function Wr(t,e,s,i){return{duration:e,size:s,cts:i,flags:{isLeading:0,isDependedOn:0,hasRedundancy:0,degradPrio:0,dependsOn:t?2:1,isNonSync:t?0:1}}}class jr extends L{constructor(t,e,s,i){if(super("mp4-remuxer",i),this.observer=void 0,this.config=void 0,this.typeSupported=void 0,this.ISGenerated=!1,this._initPTS=null,this._initDTS=null,this.nextVideoTs=null,this.nextAudioTs=null,this.videoSampleDuration=null,this.isAudioContiguous=!1,this.isVideoContiguous=!1,this.videoTrackConfig=void 0,this.observer=t,this.config=e,this.typeSupported=s,this.ISGenerated=!1,null===Vr){const t=(navigator.userAgent||"").match(/Chrome\/(\d+)/i);Vr=t?parseInt(t[1]):0}if(null===Yr){const t=navigator.userAgent.match(/Safari\/(\d+)/i);Yr=t?parseInt(t[1]):0}}destroy(){this.config=this.videoTrackConfig=this._initPTS=this._initDTS=null}resetTimeStamp(t){this.log("initPTS & initDTS reset"),this._initPTS=this._initDTS=t}resetNextTimestamp(){this.log("reset next timestamp"),this.isVideoContiguous=!1,this.isAudioContiguous=!1}resetInitSegment(){this.log("ISGenerated flag reset"),this.ISGenerated=!1,this.videoTrackConfig=void 0}getVideoStartPts(t){let e=!1;const s=t[0].pts,i=t.reduce(((t,i)=>{let r=i.pts,n=r-t;return n<-4294967296&&(e=!0,r=qr(r,s),n=r-t),n>0?t:r}),s);return e&&this.debug("PTS rollover detected"),i}remux(t,e,s,i,r,n,a,o){let l,h,d,c,u,f,m=r,p=r;const v=t.pid>-1,y=e.pid>-1,E=e.samples.length,T=t.samples.length>0,S=a&&E>0||E>1;if((!v||T)&&(!y||S)||this.ISGenerated||a){if(this.ISGenerated){var L,A,R,I;const t=this.videoTrackConfig;(t&&(e.width!==t.width||e.height!==t.height||(null==(L=e.pixelRatio)?void 0:L[0])!==(null==(A=t.pixelRatio)?void 0:A[0])||(null==(R=e.pixelRatio)?void 0:R[1])!==(null==(I=t.pixelRatio)?void 0:I[1]))||!t&&S||null===this.nextAudioTs&&T)&&this.resetInitSegment()}this.ISGenerated||(d=this.generateIS(t,e,r,n));const s=this.isVideoContiguous;let i,a=-1;if(S&&(a=function(t){for(let e=0;e0){this.warn(`Dropped ${a} out of ${E} video samples due to a missing keyframe`);const t=this.getVideoStartPts(e.samples);e.samples=e.samples.slice(a),e.dropped+=a,p+=(e.samples[0].pts-t)/e.inputTimeScale,i=p}else-1===a&&(this.warn(`No keyframe found out of ${E} video samples`),f=!1);if(this.ISGenerated){if(T&&S){const s=this.getVideoStartPts(e.samples),i=(qr(t.samples[0].pts,s)-s)/e.inputTimeScale;m+=Math.max(0,i),p+=Math.max(0,-i)}if(T){if(t.samplerate||(this.warn("regenerate InitSegment as audio detected"),d=this.generateIS(t,e,r,n)),h=this.remuxAudio(t,m,this.isAudioContiguous,n,y||S||o===g?p:void 0),S){const i=h?h.endPTS-h.startPTS:0;e.inputTimeScale||(this.warn("regenerate InitSegment as video detected"),d=this.generateIS(t,e,r,n)),l=this.remuxVideo(e,p,s,i)}}else S&&(l=this.remuxVideo(e,p,s,0));l&&(l.firstKeyFrame=a,l.independent=-1!==a,l.firstKeyFramePTS=i)}}return this.ISGenerated&&this._initPTS&&this._initDTS&&(s.samples.length&&(u=Xr(s,r,this._initPTS,this._initDTS)),i.samples.length&&(c=zr(i,r,this._initPTS))),{audio:h,video:l,initSegment:d,independent:f,text:c,id3:u}}generateIS(t,e,s,i){const r=t.samples,n=e.samples,a=this.typeSupported,o={},l=this._initPTS;let h,d,c,u=!l||i,f="audio/mp4",g=-1;if(u&&(h=d=1/0),t.config&&r.length){switch(t.timescale=t.samplerate,t.segmentCodec){case"mp3":a.mpeg?(f="audio/mpeg",t.codec=""):a.mp3&&(t.codec="mp3");break;case"ac3":t.codec="ac-3"}o.audio={id:"audio",container:f,codec:t.codec,initSegment:"mp3"===t.segmentCodec&&a.mpeg?new Uint8Array(0):Br.initSegment([t]),metadata:{channelCount:t.channelCount}},u&&(g=t.id,c=t.inputTimeScale,l&&c===l.timescale?u=!1:h=d=r[0].pts-Math.round(c*s))}if(e.sps&&e.pps&&n.length){if(e.timescale=e.inputTimeScale,o.video={id:"main",container:"video/mp4",codec:e.codec,initSegment:Br.initSegment([e]),metadata:{width:e.width,height:e.height}},u)if(g=e.id,c=e.inputTimeScale,l&&c===l.timescale)u=!1;else{const t=this.getVideoStartPts(n),e=Math.round(c*s);d=Math.min(d,qr(n[0].dts,t)-e),h=Math.min(h,t-e)}this.videoTrackConfig={width:e.width,height:e.height,pixelRatio:e.pixelRatio}}if(Object.keys(o).length)return this.ISGenerated=!0,u?(l&&this.warn(`Timestamps at playlist time: ${i?"":"~"}${s} ${h/c} != initPTS: ${l.baseTime/l.timescale} (${l.baseTime}/${l.timescale}) trackId: ${l.trackId}`),this.log(`Found initPTS at playlist time: ${s} offset: ${h/c} (${h}/${c}) trackId: ${g}`),this._initPTS={baseTime:h,timescale:c,trackId:g},this._initDTS={baseTime:d,timescale:c,trackId:g}):h=c=void 0,{tracks:o,initPTS:h,timescale:c,trackId:g}}remuxVideo(t,e,s,i){const r=t.inputTimeScale,n=t.samples,h=[],d=n.length,c=this._initPTS,u=c.baseTime*r/c.timescale;let f,g,m=this.nextVideoTs,p=8,v=this.videoSampleDuration,y=Number.POSITIVE_INFINITY,T=Number.NEGATIVE_INFINITY,S=!1;if(!s||null===m){const t=u+e*r,i=n[0].pts-qr(n[0].dts,n[0].pts);Vr&&null!==m&&Math.abs(t-i-(m+u))<15e3?s=!0:m=t-i-u}const L=m+u;for(let t=0;t0?t-1:t].dts&&(S=!0)}S&&n.sort((function(t,e){const s=t.dts-e.dts,i=t.pts-e.pts;return s||i})),f=n[0].dts,g=n[n.length-1].dts;const A=g-f,R=A?Math.round(A/(d-1)):v||t.inputTimeScale/30;if(s){const s=f-L,i=s>R,r=s<-1;if((i||r)&&(i?this.warn(`${(t.segmentCodec||"").toUpperCase()}: ${Kr(s,!0)} ms (${s}dts) hole between fragments detected at ${e.toFixed(3)}`):this.warn(`${(t.segmentCodec||"").toUpperCase()}: ${Kr(-s,!0)} ms (${s}dts) overlapping between fragments detected at ${e.toFixed(3)}`),!r||L>=n[0].pts||Vr)){f=L;const t=n[0].pts-s;if(i)n[0].dts=f,n[0].pts=t;else{let e=!0;for(let i=0;it&&e);i++){const t=n[i].pts;if(n[i].dts-=s,n[i].pts-=s,i0?e.dts-n[t-1].dts:R;if(a=t>0?e.pts-n[t-1].pts:R,s.stretchShortVideoTrack&&null!==this.nextAudioTs){const t=Math.floor(s.maxBufferHole*r),n=(i?y+i*r:this.nextAudioTs+u)-e.pts;n>t?(v=n-o,v<0?v=o:C=!0,this.log(`It is approximately ${n/90} ms to the next segment; using duration ${v/90} ms for the last video frame.`)):v=o}else v=o}const l=Math.round(e.pts-e.dts);w=Math.min(w,v),O=Math.max(O,v),x=Math.min(x,a),M=Math.max(M,a),h.push(Wr(e.key,v,o,l))}if(h.length)if(Vr){if(Vr<70){const t=h[0].flags;t.dependsOn=2,t.isNonSync=0}}else if(Yr&&M-x0&&(i&&Math.abs(S-(y+T))<9e3||Math.abs(qr(p[0].pts,S)-(y+T))<20*c),p.forEach((function(t){t.pts=qr(t.pts,S)})),!s||y<0){if(p=p.filter((t=>t.pts>=0)),!p.length)return;y=0===r?0:i&&!m?Math.max(0,S-T):p[0].pts-T}if("aac"===t.segmentCodec){const e=this.config.maxAudioFramesDrift;for(let s=0,i=y+T;s=e*c&&l<1e4&&m){let e=Math.round(o/c);for(i=a-e*c;i<0&&e&&c;)e--,i+=c;0===s&&(this.nextAudioTs=y=i-T),this.warn(`Injecting ${e} audio frames @ ${((i-T)/n).toFixed(3)}s due to ${Math.round(1e3*o/n)} ms gap.`);for(let n=0;n0))return;I+=v;try{L=new Uint8Array(I)}catch(t){return void this.observer.emit(l.ERROR,l.ERROR,{type:a.MUX_ERROR,details:o.REMUX_ALLOC_ERROR,fatal:!1,error:t,bytes:I,reason:`fail allocating audio mdat ${I}`})}if(!f){new DataView(L.buffer).setUint32(0,I),L.set(Br.types.mdat,4)}}L.set(r,v);const c=r.byteLength;v+=c,g.push(Wr(!0,d,c,0)),R=n}const k=g.length;if(!k)return;const D=g[g.length-1];y=R-T,this.nextAudioTs=y+h*D.duration;const _=f?new Uint8Array(0):Br.moof(t.sequenceNumber++,A/h,E({},t,{samples:g}));t.samples=[];const P=(A-T)/n,C=y/n,w={data1:_,data2:L,startPTS:P,endPTS:C,startDTS:P,endDTS:C,type:"audio",hasAudio:!0,hasVideo:!1,nb:k};return this.isAudioContiguous=!0,w}}function qr(t,e){let s;if(null===e)return t;for(s=e4294967296;)t+=s;return t}function Xr(t,e,s,i){const r=t.samples.length;if(!r)return;const n=t.inputTimeScale;for(let a=0;at.pts-e.pts));const n=t.samples;return t.samples=[],{samples:n}}function Qr(t,e,s=!1){return void 0!==(null==t?void 0:t.start)?(t.start+(s?t.duration:0))/t.timescale:e}function Zr(t,e,s){const i=t.codec;if(i&&i.length>4)return i;if(e===V){if("ec-3"===i||"ac-3"===i||"alac"===i)return i;if("fLaC"===i||"Opus"===i){return xt(i,!1)}return s.warn(`Unhandled audio codec "${i}" in mp4 MAP`),i||"mp4a"}return s.warn(`Unhandled video codec "${i}" in mp4 MAP`),i||"avc1"}try{Hr=self.performance.now.bind(self.performance)}catch(t){Hr=Date.now}const Jr=[{demux:class{constructor(t,e){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=e}resetTimeStamp(){}resetInitSegment(t,e,s,i){const r=this.videoTrack=or("video",1),n=this.audioTrack=or("audio",1),a=this.txtTrack=or("text",1);if(this.id3Track=or("id3",1),this.timeOffset=0,null==t||!t.byteLength)return;const o=lt(t);if(o.video){const{id:t,timescale:e,codec:s,supplemental:i}=o.video;r.id=t,r.timescale=a.timescale=e,r.codec=s,r.supplemental=i}if(o.audio){const{id:t,timescale:e,codec:s}=o.audio;n.id=t,n.timescale=e,n.codec=s}a.id=tt.text,r.sampleDuration=0,r.duration=n.duration=i}resetContiguity(){this.remainderData=null}static probe(t){return function(t){const e=t.byteLength;for(let s=0;s8&&109===t[s+4]&&111===t[s+5]&&111===t[s+6]&&102===t[s+7])return!0;s=i>1?s+i:e}return!1}(t)}demux(t,e){this.timeOffset=e;let s=t;const i=this.videoTrack,r=this.txtTrack;if(this.config.progressive){this.remainderData&&(s=mt(this.remainderData,t));const e=function(t){const e={valid:null,remainder:null},s=at(t,["moof"]);if(s.length<2)return e.remainder=t,e;const i=s[s.length-1];return e.valid=t.slice(0,i.byteOffset-8),e.remainder=t.slice(i.byteOffset-8),e}(s);this.remainderData=e.remainder,i.samples=e.valid||new Uint8Array}else i.samples=s;const n=this.extractID3Track(i,e);return r.samples=pt(e,i),{videoTrack:i,audioTrack:this.audioTrack,id3Track:n,textTrack:this.txtTrack}}flush(){const t=this.timeOffset,e=this.videoTrack,s=this.txtTrack;e.samples=this.remainderData||new Uint8Array,this.remainderData=null;const i=this.extractID3Track(e,this.timeOffset);return s.samples=pt(t,e),{videoTrack:e,audioTrack:or(),id3Track:i,textTrack:or()}}extractID3Track(t,e){const s=this.id3Track;if(t.samples.length){const i=at(t.samples,["emsg"]);i&&i.forEach((t=>{const i=function(t){const e=t[0];let s="",i="",n=0,a=0,o=0,l=0,h=0,d=0;if(0===e){for(;"\0"!==et(t.subarray(d,d+1));)s+=et(t.subarray(d,d+1)),d+=1;for(s+=et(t.subarray(d,d+1)),d+=1;"\0"!==et(t.subarray(d,d+1));)i+=et(t.subarray(d,d+1)),d+=1;i+=et(t.subarray(d,d+1)),d+=1,n=it(t,12),a=it(t,16),l=it(t,20),h=it(t,24),d=28}else if(1===e){d+=4,n=it(t,d),d+=4;const e=it(t,d);d+=4;const a=it(t,d);for(d+=4,o=2**32*e+a,r(o)||(o=Number.MAX_SAFE_INTEGER,D.warn("Presentation time exceeds safe integer limit and wrapped to max safe integer in parsing emsg box")),l=it(t,d),d+=4,h=it(t,d),d+=4;"\0"!==et(t.subarray(d,d+1));)s+=et(t.subarray(d,d+1)),d+=1;for(s+=et(t.subarray(d,d+1)),d+=1;"\0"!==et(t.subarray(d,d+1));)i+=et(t.subarray(d,d+1)),d+=1;i+=et(t.subarray(d,d+1)),d+=1}return{schemeIdUri:s,value:i,timeScale:n,presentationTime:o,presentationTimeDelta:a,eventDuration:l,id:h,payload:t.subarray(d,t.byteLength)}}(t);if(Ar.test(i.schemeIdUri)){const t=Rr(i,e);let r=4294967295===i.eventDuration?Number.POSITIVE_INFINITY:i.eventDuration/i.timeScale;r<=.001&&(r=Number.POSITIVE_INFINITY);const n=i.payload;s.samples.push({data:n,len:n.byteLength,dts:t,pts:t,type:ar.emsg,duration:r})}else if(this.config.enableEmsgKLVMetadata&&i.schemeIdUri.startsWith("urn:misb:KLV:bin:1910.1")){const t=Rr(i,e);s.samples.push({data:i.payload,len:i.payload.byteLength,dts:t,pts:t,type:ar.misbklv,duration:Number.POSITIVE_INFINITY})}}))}return s}demuxSampleAes(t,e,s){return Promise.reject(new Error("The MP4 demuxer does not support SAMPLE-AES decryption"))}destroy(){this.config=null,this.remainderData=null,this.videoTrack=this.audioTrack=this.id3Track=this.txtTrack=void 0}},remux:class extends L{constructor(t,e,s,i){super("passthrough-remuxer",i),this.emitInitSegment=!1,this.audioCodec=void 0,this.videoCodec=void 0,this.initData=void 0,this.initPTS=null,this.initTracks=void 0,this.lastEndTime=null,this.isVideoContiguous=!1}destroy(){}resetTimeStamp(t){this.lastEndTime=null;const e=this.initPTS;e&&t&&e.baseTime===t.baseTime&&e.timescale===t.timescale||(this.initPTS=t)}resetNextTimestamp(){this.isVideoContiguous=!1,this.lastEndTime=null}resetInitSegment(t,e,s,i){this.audioCodec=e,this.videoCodec=s,this.generateInitSegment(t,i),this.emitInitSegment=!0}generateInitSegment(t,e){let{audioCodec:s,videoCodec:i}=this;if(null==t||!t.byteLength)return this.initTracks=void 0,void(this.initData=void 0);const{audio:r,video:n}=this.initData=lt(t);if(e)!function(t,e){if(!t||!e)return;const s=e.keyId;s&&e.isCommonEncryption&&at(t,["moov","trak"]).forEach((t=>{const e=at(t,["mdia","minf","stbl","stsd"])[0].subarray(8);let i=at(e,["enca"]);const r=i.length>0;r||(i=at(e,["encv"])),i.forEach((t=>{at(r?t.subarray(28):t.subarray(78),["sinf"]).forEach((t=>{const e=gt(t);if(e){const t=e.subarray(8,24);t.some((t=>0!==t))||(D.log(`[eme] Patching keyId in 'enc${r?"a":"v"}>sinf>>tenc' box: ${w(t)} -> ${w(s)}`),e.set(s,8))}}))}))}))}(t,e);else{const t=r||n;null!=t&&t.encrypted&&this.warn(`Init segment with encrypted track with has no key ("${t.codec}")!`)}r&&(s=Zr(r,V,this)),n&&(i=Zr(n,Y,this));const a={};r&&n?a.audiovideo={container:"video/mp4",codec:s+","+i,supplemental:n.supplemental,encrypted:n.encrypted,initSegment:t,id:"main"}:r?a.audio={container:"audio/mp4",codec:s,encrypted:r.encrypted,initSegment:t,id:"audio"}:n?a.video={container:"video/mp4",codec:i,supplemental:n.supplemental,encrypted:n.encrypted,initSegment:t,id:"main"}:this.warn("initSegment does not contain moov or trak boxes."),this.initTracks=a}remux(t,e,s,r,n,a){var o,l;let{initPTS:h,lastEndTime:d}=this;const c={audio:void 0,video:void 0,text:r,id3:s,initSegment:void 0};i(d)||(d=this.lastEndTime=n||0);const u=e.samples;if(!u.length)return c;const f={initPTS:void 0,timescale:void 0,trackId:void 0};let g=this.initData;if(null!=(o=g)&&o.length||(this.generateInitSegment(u),g=this.initData),null==(l=g)||!l.length)return this.warn("Failed to generate initSegment."),c;this.emitInitSegment&&(f.tracks=this.initTracks,this.emitInitSegment=!1);const m=function(t,e,s){const r={},n=at(t,["moof","traf"]);for(let t=0;tr[t].duration))){let e=1/0,s=0;const n=at(t,["sidx"]);for(let t=0;tt+e.info.duration||0),0);s=Math.max(s,t+i.earliestPresentationTime/i.timescale)}}s&&i(s)&&Object.keys(r).forEach((t=>{r[t].duration||(r[t].duration=s*r[t].timescale-r[t].start)}))}return r}(u,g,this),p=g.audio?m[g.audio.id]:null,v=g.video?m[g.video.id]:null,y=Qr(v,1/0),E=Qr(p,1/0),T=Qr(v,0,!0),S=Qr(p,0,!0);let L=n,A=0;const R=p&&(!v||!h&&Er}(h,L,n,A)&&t===h.timescale||(h&&this.warn(`Timestamps at playlist time: ${a?"":"~"}${n} ${e/t} != initPTS: ${h.baseTime/h.timescale} (${h.baseTime}/${h.timescale}) trackId: ${h.trackId}`),this.log(`Found initPTS at playlist time: ${n} offset: ${L-n} (${e}/${t}) trackId: ${s}`),h=null,f.initPTS=e,f.timescale=t,f.trackId=s)}else this.warn(`No audio or video samples found for initPTS at playlist time: ${n}`);h?(f.initPTS=h.baseTime,f.timescale=h.timescale,f.trackId=h.trackId):(f.timescale&&void 0!==f.trackId&&void 0!==f.initPTS||(this.warn("Could not set initPTS"),f.initPTS=L,f.timescale=1,f.trackId=-1),this.initPTS=h={baseTime:f.initPTS,timescale:f.timescale,trackId:f.trackId});const b=L-h.baseTime/h.timescale,k=b+A;A>0?this.lastEndTime=k:(this.warn("Duration parsed from mp4 should be greater than zero"),this.resetNextTimestamp());const D=!!g.audio,_=!!g.video;let P="";D&&(P+="audio"),_&&(P+="video");const C={data1:u,startPTS:b,startDTS:b,endPTS:k,endDTS:k,type:P,hasAudio:D,hasVideo:_,nb:1,dropped:0,encrypted:!!g.audio&&g.audio.encrypted||!!g.video&&g.video.encrypted};c.audio=D&&!_?C:void 0,c.video=_?C:void 0;const w=null==v?void 0:v.sampleCount;if(w){const t=v.keyFrameIndex,e=-1!==t;C.nb=w,C.dropped=0===t||this.isVideoContiguous?0:e?t:w,C.independent=e,C.firstKeyFrame=t,e&&v.keyFrameStart&&(C.firstKeyFramePTS=(v.keyFrameStart-h.baseTime)/h.timescale),this.isVideoContiguous||(c.independent=e),this.isVideoContiguous||(this.isVideoContiguous=e),C.dropped&&this.warn(`fmp4 does not start with IDR: firstIDR ${t}/${w} dropped: ${C.dropped} start: ${C.firstKeyFramePTS||"NA"}`)}return c.initSegment=f,c.id3=Xr(s,n,h,h),r.samples.length&&(c.text=zr(r,n,h)),c}}},{demux:Cr,remux:jr},{demux:class extends lr{constructor(t,e){super(),this.observer=void 0,this.config=void 0,this.observer=t,this.config=e}resetInitSegment(t,e,s,i){super.resetInitSegment(t,e,s,i),this._audioTrack={container:"audio/adts",type:"audio",id:2,pid:-1,sequenceNumber:0,segmentCodec:"aac",samples:[],manifestCodec:e,duration:i,inputTimeScale:9e4,dropped:0}}static probe(t,e){if(!t)return!1;const s=Ki(t,0);let i=(null==s?void 0:s.length)||0;if(Er(t,i))return!1;for(let s=t.length;i0&&null!=(null==e?void 0:e.key)&&null!==e.iv&&null!=e.method&&(s=e);return s}(n,e);if(L&&ms(L.method)){const t=this.getDecrypter(),e=ps(L.method);if(!t.isSync())return this.asyncResult=!0,this.decryptionPromise=t.webCryptoDecrypt(n,L.key.buffer,L.iv.buffer,e).then((t=>{const e=this.push(t,null,s);return this.decryptionPromise=null,e})),this.decryptionPromise;{let i=t.softwareDecrypt(n,L.key.buffer,L.iv.buffer,e);if(s.part>-1){const e=t.flush();i=e?e.buffer:e}if(!i)return r.executeEnd=Hr(),en(s);n=new Uint8Array(i)}}const A=this.needsProbing(u,f);if(A){const t=this.configureTransmuxer(n);if(t)return this.logger.warn(`[transmuxer] ${t.message}`),this.observer.emit(l.ERROR,l.ERROR,{type:a.MEDIA_ERROR,details:o.FRAG_PARSING_ERROR,fatal:!1,error:t,reason:t.message}),r.executeEnd=Hr(),en(s)}(u||f||p||A)&&this.resetInitSegment(S,v,y,T,e),(u||p||A)&&this.resetInitialTimestamp(E),c||this.resetContiguity();const R=this.transmux(n,L,m,g,s);this.asyncResult=sn(R);const I=this.currentTransmuxState;return I.contiguous=!0,I.discontinuity=!1,I.trackSwitch=!1,r.executeEnd=Hr(),R}flush(t){const e=t.transmuxing;e.executeStart=Hr();const{decrypter:s,currentTransmuxState:i,decryptionPromise:r}=this;if(r)return this.asyncResult=!0,r.then((()=>this.flush(t)));const n=[],{timeOffset:a}=i;if(s){const e=s.flush();e&&n.push(this.push(e.buffer,null,t))}const{demuxer:o,remuxer:l}=this;if(!o||!l){e.executeEnd=Hr();const s=[en(t)];return this.asyncResult?Promise.resolve(s):s}const h=o.flush(a);return sn(h)?(this.asyncResult=!0,h.then((e=>(this.flushRemux(n,e,t),n)))):(this.flushRemux(n,h,t),this.asyncResult?Promise.resolve(n):n)}flushRemux(t,e,s){const{audioTrack:i,videoTrack:r,id3Track:n,textTrack:a}=e,{accurateTimeOffset:o,timeOffset:l}=this.currentTransmuxState;this.logger.log(`[transmuxer.ts]: Flushed ${this.id} sn: ${s.sn}${s.part>-1?" part: "+s.part:""} of ${this.id===f?"level":"track"} ${s.level}`);const h=this.remuxer.remux(i,r,n,a,l,o,!0,this.id);t.push({remuxResult:h,chunkMeta:s}),s.transmuxing.executeEnd=Hr()}resetInitialTimestamp(t){const{demuxer:e,remuxer:s}=this;e&&s&&(e.resetTimeStamp(t),s.resetTimeStamp(t))}resetContiguity(){const{demuxer:t,remuxer:e}=this;t&&e&&(t.resetContiguity(),e.resetNextTimestamp())}resetInitSegment(t,e,s,i,r){const{demuxer:n,remuxer:a}=this;n&&a&&(n.resetInitSegment(t,e,s,i),a.resetInitSegment(t,e,s,r))}destroy(){this.demuxer&&(this.demuxer.destroy(),this.demuxer=void 0),this.remuxer&&(this.remuxer.destroy(),this.remuxer=void 0)}transmux(t,e,s,i,r){let n;return n=e&&"SAMPLE-AES"===e.method?this.transmuxSampleAes(t,e,s,i,r):this.transmuxUnencrypted(t,s,i,r),n}transmuxUnencrypted(t,e,s,i){const{audioTrack:r,videoTrack:n,id3Track:a,textTrack:o}=this.demuxer.demux(t,e,!1,!this.config.progressive);return{remuxResult:this.remuxer.remux(r,n,a,o,e,s,!1,this.id),chunkMeta:i}}transmuxSampleAes(t,e,s,i,r){return this.demuxer.demuxSampleAes(t,e,s).then((t=>({remuxResult:this.remuxer.remux(t.audioTrack,t.videoTrack,t.id3Track,t.textTrack,s,i,!1,this.id),chunkMeta:r})))}configureTransmuxer(t){const{config:e,observer:s,typeSupported:i}=this;let r;for(let e=0,s=Jr.length;e({remuxResult:{},chunkMeta:t});function sn(t){return"then"in t&&t.then instanceof Function}class rn{constructor(t,e,s,i,r){this.audioCodec=void 0,this.videoCodec=void 0,this.initSegmentData=void 0,this.duration=void 0,this.defaultInitPts=void 0,this.audioCodec=t,this.videoCodec=e,this.initSegmentData=s,this.duration=i,this.defaultInitPts=r||null}}class nn{constructor(t,e,s,i,r,n){this.discontinuity=void 0,this.contiguous=void 0,this.accurateTimeOffset=void 0,this.trackSwitch=void 0,this.timeOffset=void 0,this.initSegmentChange=void 0,this.discontinuity=t,this.contiguous=e,this.accurateTimeOffset=s,this.trackSwitch=i,this.timeOffset=r,this.initSegmentChange=n}}let an=0;class on{constructor(t,e,s,i){this.error=null,this.hls=void 0,this.id=void 0,this.instanceNo=an++,this.observer=void 0,this.frag=null,this.part=null,this.useWorker=void 0,this.workerContext=null,this.transmuxer=null,this.onTransmuxComplete=void 0,this.onFlush=void 0,this.onWorkerMessage=t=>{const e=t.data,s=this.hls;if(s&&null!=e&&e.event&&e.instanceNo===this.instanceNo)switch(e.event){case"init":{var i;const t=null==(i=this.workerContext)?void 0:i.objectURL;t&&self.URL.revokeObjectURL(t);break}case"transmuxComplete":this.handleTransmuxComplete(e.data);break;case"flush":this.onFlush(e.data);break;case"workerLog":s.logger[e.data.logType]&&s.logger[e.data.logType](e.data.message);break;default:e.data=e.data||{},e.data.frag=this.frag,e.data.part=this.part,e.data.id=this.id,s.trigger(e.event,e.data)}},this.onWorkerError=t=>{if(!this.hls)return;const e=new Error(`${t.message} (${t.filename}:${t.lineno})`);this.hls.config.enableWorker=!1,this.hls.logger.warn(`Error in "${this.id}" Web Worker, fallback to inline`),this.hls.trigger(l.ERROR,{type:a.OTHER_ERROR,details:o.INTERNAL_EXCEPTION,fatal:!1,event:"demuxerWorker",error:e})};const r=t.config;this.hls=t,this.id=e,this.useWorker=!!r.enableWorker,this.onTransmuxComplete=s,this.onFlush=i;const n=(t,e)=>{(e=e||{}).frag=this.frag||void 0,t===l.ERROR&&(e.parent=this.id,e.part=this.part,this.error=e.error),this.hls.trigger(t,e)};this.observer=new Fi,this.observer.on(l.FRAG_DECRYPTED,n),this.observer.on(l.ERROR,n);const h=Nt(r.preferManagedMediaSource);if(this.useWorker&&"undefined"!=typeof Worker){const s=this.hls.logger;if(r.workerPath||"function"==typeof __HLS_WORKER_BUNDLE__){try{r.workerPath?(s.log(`loading Web Worker ${r.workerPath} for "${e}"`),this.workerContext=function(t){const e=Ui[t];if(e)return e.clientCount++,e;const s=new self.URL(t,self.location.href).href,i={worker:new self.Worker(s),scriptURL:s,clientCount:1};return Ui[t]=i,i}(r.workerPath)):(s.log(`injecting Web Worker for "${e}"`),this.workerContext=function(){const t=Ui[Ni];if(t)return t.clientCount++,t;const e=new self.Blob([`var exports={};var module={exports:exports};function define(f){f()};define.amd=true;(${__HLS_WORKER_BUNDLE__.toString()})(true);`],{type:"text/javascript"}),s=self.URL.createObjectURL(e),i={worker:new self.Worker(s),objectURL:s,clientCount:1};return Ui[Ni]=i,i}());const{worker:t}=this.workerContext;t.addEventListener("message",this.onWorkerMessage),t.addEventListener("error",this.onWorkerError),t.postMessage({instanceNo:this.instanceNo,cmd:"init",typeSupported:h,id:e,config:se(r)})}catch(i){s.warn(`Error setting up "${e}" Web Worker, fallback to inline`,i),this.terminateWorker(),this.error=null,this.transmuxer=new tn(this.observer,h,r,"",e,t.logger)}return}}this.transmuxer=new tn(this.observer,h,r,"",e,t.logger)}reset(){if(this.frag=null,this.part=null,this.workerContext){const t=this.instanceNo;this.instanceNo=an++;const e=this.hls.config,s=Nt(e.preferManagedMediaSource);this.workerContext.worker.postMessage({instanceNo:this.instanceNo,cmd:"reset",resetNo:t,typeSupported:s,id:this.id,config:se(e)})}}terminateWorker(){if(this.workerContext){const{worker:t}=this.workerContext;this.workerContext=null,t.removeEventListener("message",this.onWorkerMessage),t.removeEventListener("error",this.onWorkerError),function(t){const e=Ui[t||Ni];if(e&&1==e.clientCount--){const{worker:s,objectURL:i}=e;delete Ui[t||Ni],i&&self.URL.revokeObjectURL(i),s.terminate()}}(this.hls.config.workerPath)}}destroy(){if(this.workerContext)this.terminateWorker(),this.onWorkerMessage=this.onWorkerError=null;else{const t=this.transmuxer;t&&(t.destroy(),this.transmuxer=null)}const t=this.observer;t&&t.removeAllListeners(),this.frag=null,this.part=null,this.observer=null,this.hls=null}push(t,e,s,i,r,n,a,o,l,h){var d,c;l.transmuxing.start=self.performance.now();const{instanceNo:u,transmuxer:g}=this,m=n?n.start:r.start,p=r.decryptdata,v=this.frag,y=!(v&&r.cc===v.cc),E=!(v&&l.level===v.level),T=v?l.sn-v.sn:-1,S=this.part?l.part-this.part.index:-1,L=0===T&&l.id>1&&l.id===(null==v?void 0:v.stats.chunkCount),A=!E&&(1===T||0===T&&(1===S||L&&S<=0)),R=self.performance.now();(E||T||0===r.stats.parsing.start)&&(r.stats.parsing.start=R),!n||!S&&A||(n.stats.parsing.start=R);const I=!(v&&(null==(d=r.initSegment)?void 0:d.url)===(null==(c=v.initSegment)?void 0:c.url)),b=new nn(y,A,o,E,m,I);if(!A||y||I){this.hls.logger.log(`[transmuxer-interface]: Starting new transmux session for ${r.type} sn: ${l.sn}${l.part>-1?" part: "+l.part:""} ${this.id===f?"level":"track"}: ${l.level} id: ${l.id}\n discontinuity: ${y}\n trackSwitch: ${E}\n contiguous: ${A}\n accurateTimeOffset: ${o}\n timeOffset: ${m}\n initSegmentChange: ${I}`);const t=new rn(s,i,e,a,h);this.configureTransmuxer(t)}if(this.frag=r,this.part=n,this.workerContext)this.workerContext.worker.postMessage({instanceNo:u,cmd:"demux",data:t,decryptdata:p,chunkMeta:l,state:b},t instanceof ArrayBuffer?[t]:[]);else if(g){const e=g.push(t,p,l,b);sn(e)?e.then((t=>{this.handleTransmuxComplete(t)})).catch((t=>{this.transmuxerError(t,l,"transmuxer-interface push error")})):this.handleTransmuxComplete(e)}}flush(t){t.transmuxing.start=self.performance.now();const{instanceNo:e,transmuxer:s}=this;if(this.workerContext)this.workerContext.worker.postMessage({instanceNo:e,cmd:"flush",chunkMeta:t});else if(s){const e=s.flush(t);sn(e)?e.then((e=>{this.handleFlushResult(e,t)})).catch((e=>{this.transmuxerError(e,t,"transmuxer-interface flush error")})):this.handleFlushResult(e,t)}}transmuxerError(t,e,s){this.hls&&(this.error=t,this.hls.trigger(l.ERROR,{type:a.MEDIA_ERROR,details:o.FRAG_PARSING_ERROR,chunkMeta:e,frag:this.frag||void 0,part:this.part||void 0,fatal:!1,error:t,err:t,reason:s}))}handleFlushResult(t,e){t.forEach((t=>{this.handleTransmuxComplete(t)})),this.onFlush(e)}configureTransmuxer(t){const{instanceNo:e,transmuxer:s}=this;this.workerContext?this.workerContext.worker.postMessage({instanceNo:e,cmd:"configure",config:t}):s&&s.configure(t)}handleTransmuxComplete(t){t.chunkMeta.transmuxing.end=self.performance.now(),this.onTransmuxComplete(t)}}class ln extends L{constructor(t,e){super(e,t.logger),this.hls=void 0,this.canLoad=!1,this.timer=-1,this.hls=t}destroy(){this.clearTimer(),this.hls=this.log=this.warn=null}clearTimer(){-1!==this.timer&&(self.clearTimeout(this.timer),this.timer=-1)}startLoad(){this.canLoad=!0,this.loadPlaylist()}stopLoad(){this.canLoad=!1,this.clearTimer()}switchParams(t,e,s){const i=null==e?void 0:e.renditionReports;if(i){let r=-1;for(let s=0;s=0&&t>e.partTarget&&(a+=1)}const o=s&&Qt(s);return new Zt(n,a>=0?a:void 0,o)}}}loadPlaylist(t){this.clearTimer()}loadingPlaylist(t,e){this.clearTimer()}shouldLoadPlaylist(t){return this.canLoad&&!!t&&!!t.url&&(!t.details||t.details.live)}getUrlWithDirectives(t,e){if(e)try{return e.addDirectives(t)}catch(t){this.warn(`Could not construct new URL with HLS Delivery Directives: ${t}`)}return t}playlistLoaded(t,e,s){const{details:i,stats:r}=e,n=self.performance.now(),h=r.loading.first?Math.max(0,n-r.loading.first):0;i.advancedDateTime=Date.now()-h;const d=this.hls.config.timelineOffset;if(d!==i.appliedTimelineOffset){const t=Math.max(d||0,0);i.appliedTimelineOffset=t,i.fragments.forEach((e=>{e.setStart(e.playlistOffset+t)}))}if(i.live||null!=s&&s.live){const d="levelInfo"in e?e.levelInfo:e.track;if(i.reloaded(s),s&&i.fragments.length>0){Js(s,i,this);const t=i.playlistParsingError;if(t){this.warn(t);const s=this.hls;if(!s.config.ignorePlaylistParsingErrors){var c;const{networkDetails:n}=e;return void s.trigger(l.ERROR,{type:a.NETWORK_ERROR,details:o.LEVEL_PARSING_ERROR,fatal:!1,url:i.url,error:t,reason:t.message,level:e.level||void 0,parent:null==(c=i.fragments[0])?void 0:c.type,networkDetails:n,stats:r})}i.playlistParsingError=null}}-1===i.requestScheduled&&(i.requestScheduled=r.loading.start);const u=this.hls.mainForwardBufferInfo,f=u?u.end-u.len:0,g=ii(i,1e3*(i.edge-f));if(i.requestScheduled+g0){if(c>3*i.targetduration)this.log(`Playlist last advanced ${h.toFixed(2)}s ago. Omitting segment and part directives.`),p=void 0,v=void 0;else if(null!=s&&s.tuneInGoal&&c-i.partTarget>s.tuneInGoal)this.warn(`CDN Tune-in goal increased from: ${s.tuneInGoal} to: ${u} with playlist age: ${i.age}`),u=0;else{const t=Math.floor(u/i.targetduration);if(p+=t,void 0!==v){v+=Math.round(u%i.targetduration/i.partTarget)}this.log(`CDN Tune-in age: ${i.ageHeader}s last advanced ${h.toFixed(2)}s goal: ${u} skip sn ${t} to part ${v}`)}i.tuneInGoal=u}if(m=this.getDeliveryDirectives(i,e.deliveryDirectives,p,v),t||!l)return i.requestScheduled=n,void this.loadingPlaylist(d,m)}else(i.canBlockReload||i.canSkipUntil)&&(m=this.getDeliveryDirectives(i,e.deliveryDirectives,p,v));m&&void 0!==p&&i.canBlockReload&&(i.requestScheduled=r.loading.first+Math.max(g-2*h,g/2)),this.scheduleLoading(d,m,i)}else this.clearTimer()}scheduleLoading(t,e,s){const i=s||t.details;if(!i)return void this.loadingPlaylist(t,e);const r=self.performance.now(),n=i.requestScheduled;if(r>=n)return void this.loadingPlaylist(t,e);const a=n-r;this.log(`reload live playlist ${t.name||t.bitrate+"bps"} in ${Math.round(a)} ms`),this.clearTimer(),this.timer=self.setTimeout((()=>this.loadingPlaylist(t,e)),a)}getDeliveryDirectives(t,e,s,i){let r=Qt(t);return null!=e&&e.skip&&t.deltaUpdateFailed&&(s=e.msn,i=e.part,r=qt),new Zt(s,i,r)}checkRetry(t){const e=t.details,s=pe(t),i=t.errorAction,{action:r,retryCount:n=0,retryConfig:a}=i||{},o=!!i&&!!a&&(r===ke||!i.resolved&&r===Ie);if(o){var l;if(n>=a.maxNumRetry)return!1;if(s&&null!=(l=t.context)&&l.deliveryDirectives)this.warn(`Retrying playlist loading ${n+1}/${a.maxNumRetry} after "${e}" without delivery-directives`),this.loadPlaylist();else{const t=Te(a,n);this.clearTimer(),this.timer=self.setTimeout((()=>this.loadPlaylist()),t),this.warn(`Retrying playlist loading ${n+1}/${a.maxNumRetry} after "${e}" in ${t}ms`)}t.levelRetry=!0,i.resolved=!0}return o}}function hn(t,e){if(t.length!==e.length)return!1;for(let s=0;st[s]!==e[s]))}function cn(t,e){return e.label.toLowerCase()===t.name.toLowerCase()&&(!e.language||e.language.toLowerCase()===(t.lang||"").toLowerCase())}class un{constructor(t){this.tracks=void 0,this.queues={video:[],audio:[],audiovideo:[]},this.tracks=t}destroy(){this.tracks=this.queues=null}append(t,e,s){if(null===this.queues||null===this.tracks)return;const i=this.queues[e];i.push(t),1!==i.length||s||this.executeNext(e)}appendBlocker(t){return new Promise((e=>{const s={label:"async-blocker",execute:e,onStart:()=>{},onComplete:()=>{},onError:()=>{}};this.append(s,t)}))}prependBlocker(t){return new Promise((e=>{if(this.queues){const s={label:"async-blocker-prepend",execute:e,onStart:()=>{},onComplete:()=>{},onError:()=>{}};this.queues[t].unshift(s)}}))}removeBlockers(){null!==this.queues&&[this.queues.video,this.queues.audio,this.queues.audiovideo].forEach((t=>{var e;const s=null==(e=t[0])?void 0:e.label;"async-blocker"!==s&&"async-blocker-prepend"!==s||(t[0].execute(),t.splice(0,1))}))}unblockAudio(t){if(null===this.queues)return;this.queues.audio[0]===t&&this.shiftAndExecuteNext("audio")}executeNext(t){if(null===this.queues||null===this.tracks)return;const e=this.queues[t];if(e.length){const i=e[0];try{i.execute()}catch(e){var s;if(i.onError(e),null===this.queues||null===this.tracks)return;const r=null==(s=this.tracks[t])?void 0:s.buffer;null!=r&&r.updating||this.shiftAndExecuteNext(t)}}}shiftAndExecuteNext(t){null!==this.queues&&(this.queues[t].shift(),this.executeNext(t))}current(t){var e;return(null==(e=this.queues)?void 0:e[t][0])||null}toString(){const{queues:t,tracks:e}=this;return null===t||null===e?"":`\n${this.list("video")}\n${this.list("audio")}\n${this.list("audiovideo")}}`}list(t){var e,s;return null!=(e=this.queues)&&e[t]||null!=(s=this.tracks)&&s[t]?`${t}: (${this.listSbInfo(t)}) ${this.listOps(t)}`:""}listSbInfo(t){var e;const s=null==(e=this.tracks)?void 0:e[t],i=null==s?void 0:s.buffer;return i?`SourceBuffer${i.updating?" updating":""}${s.ended?" ended":""}${s.ending?" ending":""}`:"none"}listOps(t){var e;return(null==(e=this.queues)?void 0:e[t].map((t=>t.label)).join(", "))||""}}const fn=/(avc[1234]|hvc1|hev1|dvh[1e]|vp09|av01)(?:\.[^.,]+)+/,gn="HlsJsTrackRemovedError";class mn extends Error{constructor(t){super(t),this.name=gn}}function pn(t){const e=t.querySelectorAll("source");[].slice.call(e).forEach((e=>{t.removeChild(e)}))}function vn(t){return"audio"===t?1:0}class yn{constructor(t){this.hls=void 0,this.autoLevelCapping=void 0,this.firstLevel=void 0,this.media=void 0,this.restrictedLevels=void 0,this.timer=void 0,this.clientRect=void 0,this.streamController=void 0,this.hls=t,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.firstLevel=-1,this.media=null,this.restrictedLevels=[],this.timer=void 0,this.clientRect=null,this.registerListeners()}setStreamController(t){this.streamController=t}destroy(){this.hls&&this.unregisterListener(),this.timer&&this.stopCapping(),this.media=null,this.clientRect=null,this.hls=this.streamController=null}registerListeners(){const{hls:t}=this;t.on(l.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),t.on(l.MEDIA_ATTACHING,this.onMediaAttaching,this),t.on(l.MANIFEST_PARSED,this.onManifestParsed,this),t.on(l.LEVELS_UPDATED,this.onLevelsUpdated,this),t.on(l.BUFFER_CODECS,this.onBufferCodecs,this),t.on(l.MEDIA_DETACHING,this.onMediaDetaching,this)}unregisterListener(){const{hls:t}=this;t.off(l.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),t.off(l.MEDIA_ATTACHING,this.onMediaAttaching,this),t.off(l.MANIFEST_PARSED,this.onManifestParsed,this),t.off(l.LEVELS_UPDATED,this.onLevelsUpdated,this),t.off(l.BUFFER_CODECS,this.onBufferCodecs,this),t.off(l.MEDIA_DETACHING,this.onMediaDetaching,this)}onFpsDropLevelCapping(t,e){const s=this.hls.levels[e.droppedLevel];this.isLevelAllowed(s)&&this.restrictedLevels.push({bitrate:s.bitrate,height:s.height,width:s.width})}onMediaAttaching(t,e){this.media=e.media instanceof HTMLVideoElement?e.media:null,this.clientRect=null,this.timer&&this.hls.levels.length&&this.detectPlayerSize()}onManifestParsed(t,e){const s=this.hls;this.restrictedLevels=[],this.firstLevel=e.firstLevel,s.config.capLevelToPlayerSize&&e.video&&this.startCapping()}onLevelsUpdated(t,e){this.timer&&i(this.autoLevelCapping)&&this.detectPlayerSize()}onBufferCodecs(t,e){this.hls.config.capLevelToPlayerSize&&e.video&&this.startCapping()}onMediaDetaching(){this.stopCapping(),this.media=null}detectPlayerSize(){if(this.media){if(this.mediaHeight<=0||this.mediaWidth<=0)return void(this.clientRect=null);const t=this.hls.levels;if(t.length){const e=this.hls,s=this.getMaxLevel(t.length-1);s!==this.autoLevelCapping&&e.logger.log(`Setting autoLevelCapping to ${s}: ${t[s].height}p@${t[s].bitrate} for media ${this.mediaWidth}x${this.mediaHeight}`),e.autoLevelCapping=s,e.autoLevelEnabled&&e.autoLevelCapping>this.autoLevelCapping&&this.streamController&&this.streamController.nextLevelSwitch(),this.autoLevelCapping=e.autoLevelCapping}}}getMaxLevel(t){const e=this.hls.levels;if(!e.length)return-1;const s=e.filter(((e,s)=>this.isLevelAllowed(e)&&s<=t));return this.clientRect=null,yn.getMaxLevelByMediaSize(s,this.mediaWidth,this.mediaHeight)}startCapping(){this.timer||(this.autoLevelCapping=Number.POSITIVE_INFINITY,self.clearInterval(this.timer),this.timer=self.setInterval(this.detectPlayerSize.bind(this),1e3),this.detectPlayerSize())}stopCapping(){this.restrictedLevels=[],this.firstLevel=-1,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.timer&&(self.clearInterval(this.timer),this.timer=void 0)}getDimensions(){if(this.clientRect)return this.clientRect;const t=this.media,e={width:0,height:0};if(t){const s=t.getBoundingClientRect();e.width=s.width,e.height=s.height,e.width||e.height||(e.width=s.right-s.left||t.width||0,e.height=s.bottom-s.top||t.height||0)}return this.clientRect=e,e}get mediaWidth(){return this.getDimensions().width*this.contentScaleFactor}get mediaHeight(){return this.getDimensions().height*this.contentScaleFactor}get contentScaleFactor(){let t=1;if(!this.hls.config.ignoreDevicePixelRatio)try{t=self.devicePixelRatio}catch(t){}return Math.min(t,this.hls.config.maxDevicePixelRatio)}isLevelAllowed(t){return!this.restrictedLevels.some((e=>t.bitrate===e.bitrate&&t.width===e.width&&t.height===e.height))}static getMaxLevelByMediaSize(t,e,s){if(null==t||!t.length)return-1;let i=t.length-1;const r=Math.max(e,s);for(let e=0;e=r||s.height>=r)&&(n=s,!(a=t[e+1])||n.width!==a.width||n.height!==a.height)){i=e;break}}var n,a;return i}}const En={MANIFEST:"m",AUDIO:"a",VIDEO:"v",MUXED:"av",INIT:"i",CAPTION:"c",TIMED_TEXT:"tt",KEY:"k",OTHER:"o"},Tn={HLS:"h"};class Sn{constructor(t,e){Array.isArray(t)&&(t=t.map((t=>t instanceof Sn?t:new Sn(t)))),this.value=t,this.params=e}}function Ln(t,e,s,i){return new Error(`failed to ${t} "${r=e,Array.isArray(r)?JSON.stringify(r):r instanceof Map?"Map{}":r instanceof Set?"Set{}":"object"==typeof r?JSON.stringify(r):String(r)}" as ${s}`,{cause:i});var r}function An(t,e,s){return Ln("serialize",t,e,s)}class Rn{constructor(t){this.description=t}}const In="Bare Item";function bn(t){if(!1===ArrayBuffer.isView(t))throw An(t,"Byte Sequence");return`:${e=t,btoa(String.fromCharCode(...e))}:`;var e}function kn(t){if(function(t){return t<-999999999999999||99999999999999912)throw An(t,"Decimal");const s=e.toString();return s.includes(".")?s:`${s}.0`}const Pn=/[\x00-\x1f\x7f]+/;function Cn(t){const e=(s=t).description||s.toString().slice(7,-1);var s;if(!1===/^([a-zA-Z*])([!#$%&'*+\-.^_`|~\w:/]*)$/.test(e))throw An(e,"Token");return e}function wn(t){switch(typeof t){case"number":if(!i(t))throw An(t,In);return Number.isInteger(t)?kn(t):_n(t);case"string":return function(t){if(Pn.test(t))throw An(t,"String");return`"${t.replace(/\\/g,"\\\\").replace(/"/g,'\\"')}"`}(t);case"symbol":return Cn(t);case"boolean":return function(t){if("boolean"!=typeof t)throw An(t,"Boolean");return t?"?1":"?0"}(t);case"object":if(t instanceof Date)return function(t){return`@${kn(t.getTime()/1e3)}`}(t);if(t instanceof Uint8Array)return bn(t);if(t instanceof Rn)return Cn(t);default:throw An(t,In)}}function xn(t){if(!1===/^[a-z*][a-z0-9\-_.*]*$/.test(t))throw An(t,"Key");return t}function On(t){return null==t?"":Object.entries(t).map((([t,e])=>!0===e?`;${xn(t)}`:`;${xn(t)}=${wn(e)}`)).join("")}function Mn(t){return t instanceof Sn?`${wn(t.value)}${On(t.params)}`:wn(t)}function Fn(t,e={whitespace:!0}){if("object"!=typeof t||null==t)throw An(t,"Dict");const s=t instanceof Map?t.entries():Object.entries(t),i=(null==e?void 0:e.whitespace)?" 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Wn=t=>Math.round(t),jn=(t,e)=>Array.isArray(t)?t.map((t=>jn(t,e))):t instanceof Sn&&"string"==typeof t.value?new Sn(jn(t.value,e),t.params):(e.baseUrl&&(t=function(t,e){const s=new URL(t),i=new URL(e);if(s.origin!==i.origin)return t;const r=s.pathname.split("/").slice(1),n=i.pathname.split("/").slice(1,-1);for(;r[0]===n[0];)r.shift(),n.shift();for(;n.length;)n.shift(),r.unshift("..");return r.join("/")+s.search+s.hash}(t,e.baseUrl)),1===e.version?encodeURIComponent(t):t),qn=t=>100*Wn(t/100),Xn={br:Wn,d:Wn,bl:qn,dl:qn,mtp:qn,nor:(t,e)=>{let s=t;return e.version>=2&&(t instanceof Sn&&"string"==typeof t.value?s=new Sn([t]):"string"==typeof t&&(s=[t])),jn(s,e)},rtp:qn,tb:Wn},zn="request",Qn="response",Zn=["ab","bg","bl","br","bs","bsd","cdn","cid","cs","df","ec","lab","lb","ltc","msd","mtp","pb","pr","pt","sf","sid","sn","st","sta","tab","tb","tbl","tpb","ts","v"],Jn=["e"],ta=/^[a-zA-Z0-9-.]+-[a-zA-Z0-9-.]+$/;function ea(t){return ta.test(t)}const sa=["d","dl","nor","ot","rtp","su"];const ia=["cmsdd","cmsds","rc","smrt","ttfb","ttfbb","ttlb","url"];const ra=["bl","br","bs","cid","d","dl","mtp","nor","nrr","ot","pr","rtp","sf","sid","st","su","tb","v"];function na(t){return ra.includes(t)||ea(t)}const aa={[Qn]:function(t){return Zn.includes(t)||sa.includes(t)||ia.includes(t)||ea(t)},[Yn]:function(t){return Zn.includes(t)||Jn.includes(t)||ea(t)},[zn]:function(t){return Zn.includes(t)||sa.includes(t)||ea(t)}};function oa(t,e={}){const s={};if(null==t||"object"!=typeof t)return s;const r=e.version||t.v||1,n=e.reportingMode||zn,a=1===r?na:aa[n];let o=Object.keys(t).filter(a);const l=e.filter;"function"==typeof l&&(o=o.filter(l));const h=n===Qn||n===Yn;h&&!o.includes("ts")&&o.push("ts"),r>1&&!o.includes("v")&&o.push("v");const d=E({},Xn,e.formatters),c={version:r,reportingMode:n,baseUrl:e.baseUrl};return o.sort().forEach((e=>{let n=t[e];const a=d[e];if("function"==typeof a&&(n=a(n,c)),"v"===e){if(1===r)return;n=r}"pr"==e&&1===n||(h&&"ts"===e&&!i(n)&&(n=Date.now()),function(t){return"number"==typeof t?i(t):null!=t&&""!==t&&!1!==t}(n)&&(function(t){return["ot","sf","st","e","sta"].includes(t)}(e)&&"string"==typeof n&&(n=new Rn(n)),s[e]=n))})),s}function la(t,e,s){return E(t,function(t,e={}){const s={};if(!t)return s;const i=Vn(oa(t,e),null==e?void 0:e.customHeaderMap);return Object.entries(i).reduce(((t,[e,s])=>{const i=Nn(s,{whitespace:!1});return i&&(t[e]=i),t}),s)}(e,s))}function ha(t,e={}){if(!t)return"";const s=function(t,e={}){return t?Nn(oa(t,e),{whitespace:!1}):""}(t,e);return encodeURIComponent(s)}const da=/CMCD=[^&#]+/;function ca(t,e,s){const i=function(t,e={}){return t?`CMCD=${ha(t,e)}`:""}(e,s);if(!i)return t;if(da.test(t))return t.replace(da,i);const r=t.includes("?")?"&":"?";return`${t}${r}${i}`}function ua(t,e,s,i){t&&Object.keys(e).forEach((r=>{const n=t.filter((t=>t.groupId===r)).map((t=>{const n=E({},t);return n.details=void 0,n.attrs=new hs(n.attrs),n.url=n.attrs.URI=fa(t.url,t.attrs["STABLE-RENDITION-ID"],"PER-RENDITION-URIS",s),n.groupId=n.attrs["GROUP-ID"]=e[r],n.attrs["PATHWAY-ID"]=i,n}));t.push(...n)}))}function fa(t,e,s,i){const{HOST:r,PARAMS:n,[s]:a}=i;let o;e&&(o=null==a?void 0:a[e],o&&(t=o));const l=new self.URL(t);return r&&!o&&(l.host=r),n&&Object.keys(n).sort().forEach((t=>{t&&l.searchParams.set(t,n[t])})),l.href}class ga extends L{constructor(t){super("eme",t.logger),this.hls=void 0,this.config=void 0,this.media=null,this.keyFormatPromise=null,this.keySystemAccessPromises={},this._requestLicenseFailureCount=0,this.mediaKeySessions=[],this.keyIdToKeySessionPromise={},this.mediaKeys=null,this.setMediaKeysQueue=ga.CDMCleanupPromise?[ga.CDMCleanupPromise]:[],this.bannedKeyIds={},this.onMediaEncrypted=t=>{const{initDataType:e,initData:s}=t,i=`"${t.type}" event: init data type: "${e}"`;if(this.debug(i),null!==s){if(!this.keyFormatPromise){let t=Object.keys(this.keySystemAccessPromises);t.length||(t=_s(this.config));const e=t.map(Ds).filter((t=>!!t));this.keyFormatPromise=this.getKeyFormatPromise(e)}this.keyFormatPromise.then((r=>{const n=ks(r);if("sinf"!==e||n!==Ls.FAIRPLAY)return void this.log(`Ignoring "${t.type}" event with init data type: "${e}" for selected key-system ${n}`);let a;try{const t=et(new Uint8Array(s)),e=gt(vs(JSON.parse(t).sinf));if(!e)throw new Error("'schm' box missing or not cbcs/cenc with schi > tenc");a=new Uint8Array(e.subarray(8,24))}catch(t){return void this.warn(`${i} Failed to parse sinf: ${t}`)}const o=w(a),{keyIdToKeySessionPromise:l,mediaKeySessions:h}=this;let d=l[o];for(let t=0;tthis.generateRequestWithPreferredKeySession(i,e,s,"encrypted-event-key-match"))),d.catch((t=>this.handleError(t)));break}}d||this.handleError(new Error(`Key ID ${o} not encountered in playlist. Key-system sessions ${h.length}.`))})).catch((t=>this.handleError(t)))}},this.onWaitingForKey=t=>{this.log(`"${t.type}" event`)},this.hls=t,this.config=t.config,this.registerListeners()}destroy(){this.onDestroying(),this.onMediaDetached();const t=this.config;t.requestMediaKeySystemAccessFunc=null,t.licenseXhrSetup=t.licenseResponseCallback=void 0,t.drmSystems=t.drmSystemOptions={},this.hls=this.config=this.keyIdToKeySessionPromise=null,this.onMediaEncrypted=this.onWaitingForKey=null}registerListeners(){this.hls.on(l.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.on(l.MEDIA_DETACHED,this.onMediaDetached,this),this.hls.on(l.MANIFEST_LOADING,this.onManifestLoading,this),this.hls.on(l.MANIFEST_LOADED,this.onManifestLoaded,this),this.hls.on(l.DESTROYING,this.onDestroying,this)}unregisterListeners(){this.hls.off(l.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.off(l.MEDIA_DETACHED,this.onMediaDetached,this),this.hls.off(l.MANIFEST_LOADING,this.onManifestLoading,this),this.hls.off(l.MANIFEST_LOADED,this.onManifestLoaded,this),this.hls.off(l.DESTROYING,this.onDestroying,this)}getLicenseServerUrl(t){const{drmSystems:e,widevineLicenseUrl:s}=this.config,i=null==e?void 0:e[t];return i?i.licenseUrl:t===Ls.WIDEVINE&&s?s:void 0}getLicenseServerUrlOrThrow(t){const e=this.getLicenseServerUrl(t);if(void 0===e)throw new Error(`no license server URL configured for key-system "${t}"`);return e}getServerCertificateUrl(t){const{drmSystems:e}=this.config,s=null==e?void 0:e[t];if(s)return s.serverCertificateUrl;this.log(`No Server Certificate in config.drmSystems["${t}"]`)}attemptKeySystemAccess(t){const e=this.hls.levels,s=(t,e,s)=>!!t&&s.indexOf(t)===e,i=e.map((t=>t.audioCodec)).filter(s),r=e.map((t=>t.videoCodec)).filter(s);return i.length+r.length===0&&r.push("avc1.42e01e"),new Promise(((e,s)=>{const n=t=>{const l=t.shift();this.getMediaKeysPromise(l,i,r).then((t=>e({keySystem:l,mediaKeys:t}))).catch((e=>{t.length?n(t):s(e instanceof va?e:new va({type:a.KEY_SYSTEM_ERROR,details:o.KEY_SYSTEM_NO_ACCESS,error:e,fatal:!0},e.message))}))};n(t)}))}requestMediaKeySystemAccess(t,e){const{requestMediaKeySystemAccessFunc:s}=this.config;if("function"!=typeof s){let t=`Configured requestMediaKeySystemAccess is not a function ${s}`;return null===Ps&&"http:"===self.location.protocol&&(t=`navigator.requestMediaKeySystemAccess is not available over insecure protocol ${location.protocol}`),Promise.reject(new Error(t))}return s(t,e)}getMediaKeysPromise(t,e,s){var i;const r=function(t,e,s,i){let r;switch(t){case Ls.FAIRPLAY:r=["cenc","sinf"];break;case Ls.WIDEVINE:case Ls.PLAYREADY:r=["cenc"];break;case Ls.CLEARKEY:r=["cenc","keyids"];break;default:throw new Error(`Unknown key-system: ${t}`)}return function(t,e,s,i){return[{initDataTypes:t,persistentState:i.persistentState||"optional",distinctiveIdentifier:i.distinctiveIdentifier||"optional",sessionTypes:i.sessionTypes||[i.sessionType||"temporary"],audioCapabilities:e.map((t=>({contentType:`audio/mp4; codecs=${t}`,robustness:i.audioRobustness||"",encryptionScheme:i.audioEncryptionScheme||null}))),videoCapabilities:s.map((t=>({contentType:`video/mp4; codecs=${t}`,robustness:i.videoRobustness||"",encryptionScheme:i.videoEncryptionScheme||null})))}]}(r,e,s,i)}(t,e,s,this.config.drmSystemOptions||{});let n=this.keySystemAccessPromises[t],a=null==(i=n)?void 0:i.keySystemAccess;if(!a){this.log(`Requesting encrypted media "${t}" key-system access with config: ${se(r)}`),a=this.requestMediaKeySystemAccess(t,r);const e=n=this.keySystemAccessPromises[t]={keySystemAccess:a};return a.catch((e=>{this.log(`Failed to obtain access to key-system "${t}": ${e}`)})),a.then((s=>{this.log(`Access for key-system "${s.keySystem}" obtained`);const i=this.fetchServerCertificate(t);this.log(`Create media-keys for "${t}"`);const r=e.mediaKeys=s.createMediaKeys().then((s=>(this.log(`Media-keys created for "${t}"`),e.hasMediaKeys=!0,i.then((e=>e?this.setMediaKeysServerCertificate(s,t,e):s)))));return r.catch((e=>{this.error(`Failed to create media-keys for "${t}"}: ${e}`)})),r}))}return a.then((()=>n.mediaKeys))}createMediaKeySessionContext({decryptdata:t,keySystem:e,mediaKeys:s}){this.log(`Creating key-system session "${e}" keyId: ${w(t.keyId||[])} keyUri: ${t.uri}`);const i=s.createSession(),r={decryptdata:t,keySystem:e,mediaKeys:s,mediaKeysSession:i,keyStatus:"status-pending"};return this.mediaKeySessions.push(r),r}renewKeySession(t){const e=t.decryptdata;if(e.pssh){const s=this.createMediaKeySessionContext(t),i=ma(e),r="cenc";this.keyIdToKeySessionPromise[i]=this.generateRequestWithPreferredKeySession(s,r,e.pssh.buffer,"expired")}else this.warn("Could not renew expired session. Missing pssh initData.");this.removeSession(t)}updateKeySession(t,e){const s=t.mediaKeysSession;return this.log(`Updating key-session "${s.sessionId}" for keyId ${w(t.decryptdata.keyId||[])}\n } (data length: ${e.byteLength})`),s.update(e)}getSelectedKeySystemFormats(){return Object.keys(this.keySystemAccessPromises).map((t=>({keySystem:t,hasMediaKeys:this.keySystemAccessPromises[t].hasMediaKeys}))).filter((({hasMediaKeys:t})=>!!t)).map((({keySystem:t})=>Ds(t))).filter((t=>!!t))}getKeySystemAccess(t){return this.getKeySystemSelectionPromise(t).then((({keySystem:t,mediaKeys:e})=>this.attemptSetMediaKeys(t,e)))}selectKeySystem(t){return new Promise(((e,s)=>{this.getKeySystemSelectionPromise(t).then((({keySystem:t})=>{const i=Ds(t);i?e(i):s(new Error(`Unable to find format for key-system "${t}"`))})).catch(s)}))}selectKeySystemFormat(t){const e=Object.keys(t.levelkeys||{});return this.keyFormatPromise||(this.log(`Selecting key-system from fragment (sn: ${t.sn} ${t.type}: ${t.level}) key formats ${e.join(", ")}`),this.keyFormatPromise=this.getKeyFormatPromise(e)),this.keyFormatPromise}getKeyFormatPromise(t){const e=_s(this.config),s=t.map(ks).filter((t=>!!t&&-1!==e.indexOf(t)));return this.selectKeySystem(s)}getKeyStatus(t){const{mediaKeySessions:e}=this;for(let s=0;s(this.throwIfDestroyed(),this.log(`Handle encrypted media sn: ${t.frag.sn} ${t.frag.type}: ${t.frag.level} using key ${r}`),this.attemptSetMediaKeys(s,i).then((()=>(this.throwIfDestroyed(),this.createMediaKeySessionContext({keySystem:s,mediaKeys:i,decryptdata:e}))))))).then((t=>{const s=e.pssh?e.pssh.buffer:null;return this.generateRequestWithPreferredKeySession(t,"cenc",s,"playlist-key")}));return i.catch((e=>this.handleError(e,t.frag))),this.keyIdToKeySessionPromise[s]=i,i}return n.catch((s=>{if(s instanceof va){const i=S({},s.data);"internal-error"===this.getKeyStatus(e)&&(i.decryptdata=e);const r=new va(i,s.message);this.handleError(r,t.frag)}})),n}throwIfDestroyed(t="Invalid state"){if(!this.hls)throw new Error("invalid state")}handleError(t,e){if(this.hls)if(t instanceof va){e&&(t.data.frag=e);const s=t.data.decryptdata;this.error(`${t.message}${s?` (${w(s.keyId||[])})`:""}`),this.hls.trigger(l.ERROR,t.data)}else this.error(t.message),this.hls.trigger(l.ERROR,{type:a.KEY_SYSTEM_ERROR,details:o.KEY_SYSTEM_NO_KEYS,error:t,fatal:!0})}getKeySystemForKeyPromise(t){const e=ma(t),s=this.keyIdToKeySessionPromise[e];if(!s){const e=ks(t.keyFormat),s=e?[e]:_s(this.config);return this.attemptKeySystemAccess(s)}return s}getKeySystemSelectionPromise(t){if(t.length||(t=_s(this.config)),0===t.length)throw new va({type:a.KEY_SYSTEM_ERROR,details:o.KEY_SYSTEM_NO_CONFIGURED_LICENSE,fatal:!0},`Missing key-system license configuration options ${se({drmSystems:this.config.drmSystems})}`);return this.attemptKeySystemAccess(t)}attemptSetMediaKeys(t,e){if(this.mediaKeys===e)return Promise.resolve();const s=this.setMediaKeysQueue.slice();this.log(`Setting media-keys for "${t}"`);const i=Promise.all(s).then((()=>{if(!this.media)throw this.mediaKeys=null,new Error("Attempted to set mediaKeys without media element attached");return this.media.setMediaKeys(e)}));return this.mediaKeys=e,this.setMediaKeysQueue.push(i),i.then((()=>{this.log(`Media-keys set for "${t}"`),s.push(i),this.setMediaKeysQueue=this.setMediaKeysQueue.filter((t=>-1===s.indexOf(t)))}))}generateRequestWithPreferredKeySession(t,e,s,i){var r;const n=null==(r=this.config.drmSystems)||null==(r=r[t.keySystem])?void 0:r.generateRequest;if(n)try{const i=n.call(this.hls,e,s,t);if(!i)throw new Error("Invalid response from configured generateRequest filter");e=i.initDataType,s=i.initData?i.initData:null,t.decryptdata.pssh=s?new Uint8Array(s):null}catch(t){if(this.warn(t.message),this.hls&&this.hls.config.debug)throw t}if(null===s)return this.log(`Skipping key-session request for "${i}" (no initData)`),Promise.resolve(t);const l=ma(t.decryptdata),h=t.decryptdata.uri;this.log(`Generating key-session request for "${i}" keyId: ${l} URI: ${h} (init data type: ${e} length: ${s.byteLength})`);const d=new Fi,c=t._onmessage=e=>{const s=t.mediaKeysSession;if(!s)return void d.emit("error",new Error("invalid state"));const{messageType:i,message:r}=e;this.log(`"${i}" message event for session "${s.sessionId}" message size: ${r.byteLength}`),"license-request"===i||"license-renewal"===i?this.renewLicense(t,r).catch((t=>{d.eventNames().length?d.emit("error",t):this.handleError(t)})):"license-release"===i?t.keySystem===Ls.FAIRPLAY&&this.updateKeySession(t,ys("acknowledged")).then((()=>this.removeSession(t))).catch((t=>this.handleError(t))):this.warn(`unhandled media key message type "${i}"`)},u=(t,e)=>{let s;e.keyStatus=t,t.startsWith("usable")?d.emit("resolved"):"internal-error"===t||"output-restricted"===t||"output-downscaled"===t?s=ya(t,e.decryptdata):"expired"===t?s=new Error(`key expired (keyId: ${l})`):"released"===t?s=new Error("key released"):"status-pending"===t||this.warn(`unhandled key status change "${t}" (keyId: ${l})`),s&&(d.eventNames().length?d.emit("error",s):this.handleError(s))},f=t._onkeystatuseschange=e=>{if(!t.mediaKeysSession)return void d.emit("error",new Error("invalid state"));const s=this.getKeyStatuses(t);if(!Object.keys(s).some((t=>"status-pending"!==s[t])))return;if("expired"===s[l])return this.log(`Expired key ${se(s)} in key-session "${t.mediaKeysSession.sessionId}"`),void this.renewKeySession(t);let i=s[l];if(i)u(i,t);else{var r;const e=0;t.keyStatusTimeouts||(t.keyStatusTimeouts={}),(r=t.keyStatusTimeouts)[l]||(r[l]=self.setTimeout((()=>{if(!t.mediaKeysSession||!this.mediaKeys)return;const s=this.getKeyStatus(t.decryptdata);if(s&&"status-pending"!==s)return this.log(`No status for keyId ${l} in key-session "${t.mediaKeysSession.sessionId}". Using session key-status ${s} from other session.`),u(s,t);this.log(`key status for ${l} in key-session "${t.mediaKeysSession.sessionId}" timed out after ${e}ms`),i="internal-error",u(i,t)}),e)),this.log(`No status for keyId ${l} (${se(s)}).`)}};mi(t.mediaKeysSession,"message",c),mi(t.mediaKeysSession,"keystatuseschange",f);const g=new Promise(((t,e)=>{d.on("error",e),d.on("resolved",t)}));return t.mediaKeysSession.generateRequest(e,s).then((()=>{this.log(`Request generated for key-session "${t.mediaKeysSession.sessionId}" keyId: ${l} URI: ${h}`)})).catch((e=>{throw new va({type:a.KEY_SYSTEM_ERROR,details:o.KEY_SYSTEM_NO_SESSION,error:e,decryptdata:t.decryptdata,fatal:!1},`Error generating key-session request: ${e}`)})).then((()=>g)).catch((e=>(d.removeAllListeners(),this.removeSession(t).then((()=>{throw e}))))).then((()=>(d.removeAllListeners(),t)))}getKeyStatuses(t){const e={};return t.mediaKeysSession.keyStatuses.forEach(((s,i)=>{if("string"==typeof i&&"object"==typeof s){const t=i;i=s,s=t}const r="buffer"in i?new Uint8Array(i.buffer,i.byteOffset,i.byteLength):new Uint8Array(i);t.keySystem===Ls.PLAYREADY&&16===r.length&&Es(r);const n=w(r);"internal-error"===s&&(this.bannedKeyIds[n]=s),this.log(`key status change "${s}" for keyStatuses keyId: ${n} key-session "${t.mediaKeysSession.sessionId}"`),e[n]=s})),e}fetchServerCertificate(t){const e=this.config,s=new(0,e.loader)(e),i=this.getServerCertificateUrl(t);return i?(this.log(`Fetching server certificate for "${t}"`),new Promise(((r,n)=>{const l={responseType:"arraybuffer",url:i},h=e.certLoadPolicy.default,d={loadPolicy:h,timeout:h.maxLoadTimeMs,maxRetry:0,retryDelay:0,maxRetryDelay:0},c={onSuccess:(t,e,s,i)=>{r(t.data)},onError:(e,s,r,h)=>{n(new va({type:a.KEY_SYSTEM_ERROR,details:o.KEY_SYSTEM_SERVER_CERTIFICATE_REQUEST_FAILED,fatal:!0,networkDetails:r,response:S({url:l.url,data:void 0},e)},`"${t}" certificate request failed (${i}). Status: ${e.code} (${e.text})`))},onTimeout:(e,s,r)=>{n(new va({type:a.KEY_SYSTEM_ERROR,details:o.KEY_SYSTEM_SERVER_CERTIFICATE_REQUEST_FAILED,fatal:!0,networkDetails:r,response:{url:l.url,data:void 0}},`"${t}" certificate request timed out (${i})`))},onAbort:(t,e,s)=>{n(new Error("aborted"))}};s.load(l,d,c)}))):Promise.resolve()}setMediaKeysServerCertificate(t,e,s){return new Promise(((i,r)=>{t.setServerCertificate(s).then((r=>{this.log(`setServerCertificate ${r?"success":"not supported by CDM"} (${s.byteLength}) on "${e}"`),i(t)})).catch((t=>{r(new va({type:a.KEY_SYSTEM_ERROR,details:o.KEY_SYSTEM_SERVER_CERTIFICATE_UPDATE_FAILED,error:t,fatal:!0},t.message))}))}))}renewLicense(t,e){return this.requestLicense(t,new Uint8Array(e)).then((e=>this.updateKeySession(t,new Uint8Array(e)).catch((e=>{throw new va({type:a.KEY_SYSTEM_ERROR,details:o.KEY_SYSTEM_SESSION_UPDATE_FAILED,decryptdata:t.decryptdata,error:e,fatal:!1},e.message)}))))}unpackPlayReadyKeyMessage(t,e){const s=String.fromCharCode.apply(null,new Uint16Array(e.buffer));if(!s.includes("PlayReadyKeyMessage"))return t.setRequestHeader("Content-Type","text/xml; charset=utf-8"),e;const i=(new DOMParser).parseFromString(s,"application/xml"),r=i.querySelectorAll("HttpHeader");if(r.length>0){let e;for(let s=0,i=r.length;s in key message");return ys(atob(l))}setupLicenseXHR(t,e,s,i){const r=this.config.licenseXhrSetup;return r?Promise.resolve().then((()=>{if(!s.decryptdata)throw new Error("Key removed");return r.call(this.hls,t,e,s,i)})).catch((n=>{if(!s.decryptdata)throw n;return t.open("POST",e,!0),r.call(this.hls,t,e,s,i)})).then((s=>{t.readyState||t.open("POST",e,!0);return{xhr:t,licenseChallenge:s||i}})):(t.open("POST",e,!0),Promise.resolve({xhr:t,licenseChallenge:i}))}requestLicense(t,e){const s=this.config.keyLoadPolicy.default;return new Promise(((i,r)=>{const n=this.getLicenseServerUrlOrThrow(t.keySystem);this.log(`Sending license request to URL: ${n}`);const l=new XMLHttpRequest;l.responseType="arraybuffer",l.onreadystatechange=()=>{if(!this.hls||!t.mediaKeysSession)return r(new Error("invalid state"));if(4===l.readyState)if(200===l.status){this._requestLicenseFailureCount=0;let e=l.response;this.log(`License received ${e instanceof ArrayBuffer?e.byteLength:e}`);const s=this.config.licenseResponseCallback;if(s)try{e=s.call(this.hls,l,n,t)}catch(t){this.error(t)}i(e)}else{const h=s.errorRetry,d=h?h.maxNumRetry:0;if(this._requestLicenseFailureCount++,this._requestLicenseFailureCount>d||l.status>=400&&l.status<500)r(new va({type:a.KEY_SYSTEM_ERROR,details:o.KEY_SYSTEM_LICENSE_REQUEST_FAILED,decryptdata:t.decryptdata,fatal:!0,networkDetails:l,response:{url:n,data:void 0,code:l.status,text:l.statusText}},`License Request XHR failed (${n}). Status: ${l.status} (${l.statusText})`));else{const s=d-this._requestLicenseFailureCount+1;this.warn(`Retrying license request, ${s} attempts left`),this.requestLicense(t,e).then(i,r)}}},t.licenseXhr&&t.licenseXhr.readyState!==XMLHttpRequest.DONE&&t.licenseXhr.abort(),t.licenseXhr=l,this.setupLicenseXHR(l,n,t,e).then((({xhr:e,licenseChallenge:s})=>{t.keySystem==Ls.PLAYREADY&&(s=this.unpackPlayReadyKeyMessage(e,s)),e.send(s)})).catch(r)}))}onDestroying(){this.unregisterListeners(),this._clear()}onMediaAttached(t,e){if(!this.config.emeEnabled)return;const s=e.media;this.media=s,mi(s,"encrypted",this.onMediaEncrypted),mi(s,"waitingforkey",this.onWaitingForKey)}onMediaDetached(){const t=this.media;t&&(pi(t,"encrypted",this.onMediaEncrypted),pi(t,"waitingforkey",this.onWaitingForKey),this.media=null,this.mediaKeys=null)}_clear(){var t;if(this._requestLicenseFailureCount=0,this.keyIdToKeySessionPromise={},this.bannedKeyIds={},!this.mediaKeys&&!this.mediaKeySessions.length)return;const e=this.media,s=this.mediaKeySessions.slice();this.mediaKeySessions=[],this.mediaKeys=null,xs.clearKeyUriToKeyIdMap();const i=s.length;ga.CDMCleanupPromise=Promise.all(s.map((t=>this.removeSession(t))).concat((null==e||null==(t=e.setMediaKeys(null))?void 0:t.catch((t=>{this.log(`Could not clear media keys: ${t}`),this.hls&&this.hls.trigger(l.ERROR,{type:a.OTHER_ERROR,details:o.KEY_SYSTEM_DESTROY_MEDIA_KEYS_ERROR,fatal:!1,error:new Error(`Could not clear media keys: ${t}`)})})))||Promise.resolve())).catch((t=>{this.log(`Could not close sessions and clear media keys: ${t}`),this.hls&&this.hls.trigger(l.ERROR,{type:a.OTHER_ERROR,details:o.KEY_SYSTEM_DESTROY_CLOSE_SESSION_ERROR,fatal:!1,error:new Error(`Could not close sessions and clear media keys: ${t}`)})})).then((()=>{i&&this.log("finished closing key sessions and clearing media keys")}))}onManifestLoading(){this.keyFormatPromise=null,this.bannedKeyIds={}}onManifestLoaded(t,{sessionKeys:e}){if(e&&this.config.emeEnabled&&!this.keyFormatPromise){const t=e.reduce(((t,e)=>(-1===t.indexOf(e.keyFormat)&&t.push(e.keyFormat),t)),[]);this.log(`Selecting key-system from session-keys ${t.join(", ")}`),this.keyFormatPromise=this.getKeyFormatPromise(t)}}removeSession(t){const{mediaKeysSession:e,licenseXhr:s,decryptdata:i}=t;if(e){this.log(`Remove licenses and keys and close session "${e.sessionId}" keyId: ${w((null==i?void 0:i.keyId)||[])}`),t._onmessage&&(e.removeEventListener("message",t._onmessage),t._onmessage=void 0),t._onkeystatuseschange&&(e.removeEventListener("keystatuseschange",t._onkeystatuseschange),t._onkeystatuseschange=void 0),s&&s.readyState!==XMLHttpRequest.DONE&&s.abort(),t.mediaKeysSession=t.decryptdata=t.licenseXhr=void 0;const r=this.mediaKeySessions.indexOf(t);r>-1&&this.mediaKeySessions.splice(r,1);const{keyStatusTimeouts:n}=t;n&&Object.keys(n).forEach((t=>self.clearTimeout(n[t])));const{drmSystemOptions:h}=this.config,d=function(t){var e;return!(!t||"persistent-license"!==t.sessionType&&(null==(e=t.sessionTypes)||!e.some((t=>"persistent-license"===t))))}(h)?new Promise(((t,s)=>{self.setTimeout((()=>s(new Error("MediaKeySession.remove() timeout"))),8e3),e.remove().then(t).catch(s)})):Promise.resolve();return d.catch((t=>{this.log(`Could not remove session: ${t}`),this.hls&&this.hls.trigger(l.ERROR,{type:a.OTHER_ERROR,details:o.KEY_SYSTEM_DESTROY_REMOVE_SESSION_ERROR,fatal:!1,error:new Error(`Could not remove session: ${t}`)})})).then((()=>e.close())).catch((t=>{this.log(`Could not close session: ${t}`),this.hls&&this.hls.trigger(l.ERROR,{type:a.OTHER_ERROR,details:o.KEY_SYSTEM_DESTROY_CLOSE_SESSION_ERROR,fatal:!1,error:new Error(`Could not close session: ${t}`)})}))}return Promise.resolve()}}function ma(t){if(!t)throw new Error("Could not read keyId of undefined decryptdata");if(null===t.keyId)throw new Error("keyId is null");return w(t.keyId)}function pa(t,e){return t.keyId&&e.mediaKeysSession.keyStatuses.has(t.keyId)?e.mediaKeysSession.keyStatuses.get(t.keyId):t.matches(e.decryptdata)?e.keyStatus:void 0}ga.CDMCleanupPromise=void 0;class va extends Error{constructor(t,e){super(e),this.data=void 0,t.error||(t.error=new Error(e)),this.data=t,t.err=t.error}}function ya(t,e){const s="output-restricted"===t,i=s?o.KEY_SYSTEM_STATUS_OUTPUT_RESTRICTED:o.KEY_SYSTEM_STATUS_INTERNAL_ERROR;return new va({type:a.KEY_SYSTEM_ERROR,details:i,fatal:!1,decryptdata:e},s?"HDCP level output restricted":`key status changed to "${t}"`)}function Ea(t,e){let s;try{s=new Event("addtrack")}catch(t){s=document.createEvent("Event"),s.initEvent("addtrack",!1,!1)}s.track=t,e.dispatchEvent(s)}function Ta(t,e){const s=t.mode;if("disabled"===s&&(t.mode="hidden"),t.cues&&!t.cues.getCueById(e.id))try{if(t.addCue(e),!t.cues.getCueById(e.id))throw new Error(`addCue is failed for: ${e}`)}catch(s){D.debug(`[texttrack-utils]: ${s}`);try{const s=new self.TextTrackCue(e.startTime,e.endTime,e.text);s.id=e.id,t.addCue(s)}catch(t){D.debug(`[texttrack-utils]: Legacy TextTrackCue fallback failed: ${t}`)}}"disabled"===s&&(t.mode=s)}function Sa(t,e){const s=t.mode;if("disabled"===s&&(t.mode="hidden"),t.cues)for(let s=t.cues.length;s--;)e&&t.cues[s].removeEventListener("enter",e),t.removeCue(t.cues[s]);"disabled"===s&&(t.mode=s)}function La(t,e,s,i){const r=t.mode;if("disabled"===r&&(t.mode="hidden"),t.cues&&t.cues.length>0){const r=function(t,e,s){const i=[],r=function(t,e){if(e<=t[0].startTime)return 0;const s=t.length-1;if(e>t[s].endTime)return-1;let i,r=0,n=s;for(;r<=n;)if(i=Math.floor((n+r)/2),et[i].startTime&&r-1)for(let n=r,a=t.length;n=e&&r.endTime<=s)i.push(r);else if(r.startTime>s)return i}return i}(t.cues,e,s);for(let e=0;e>>0).toString()}const Ia=.025;let ba=function(t){return t[t.Point=0]="Point",t[t.Range=1]="Range",t}({});function ka(t,e,s){return`${t.identifier}-${s+1}-${Ra(e)}`}class Da{constructor(t,e){this.base=void 0,this._duration=null,this._timelineStart=null,this.appendInPlaceDisabled=void 0,this.appendInPlaceStarted=void 0,this.dateRange=void 0,this.hasPlayed=!1,this.cumulativeDuration=0,this.resumeOffset=NaN,this.playoutLimit=NaN,this.restrictions={skip:!1,jump:!1},this.snapOptions={out:!1,in:!1},this.assetList=[],this.assetListLoader=void 0,this.assetListResponse=null,this.resumeAnchor=void 0,this.error=void 0,this.resetOnResume=void 0,this.base=e,this.dateRange=t,this.setDateRange(t)}setDateRange(t){this.dateRange=t,this.resumeOffset=t.attr.optionalFloat("X-RESUME-OFFSET",this.resumeOffset),this.playoutLimit=t.attr.optionalFloat("X-PLAYOUT-LIMIT",this.playoutLimit),this.restrictions=t.attr.enumeratedStringList("X-RESTRICT",this.restrictions),this.snapOptions=t.attr.enumeratedStringList("X-SNAP",this.snapOptions)}reset(){var t;this.appendInPlaceStarted=!1,null==(t=this.assetListLoader)||t.destroy(),this.assetListLoader=void 0,this.supplementsPrimary||(this.assetListResponse=null,this.assetList=[],this._duration=null)}isAssetPastPlayoutLimit(t){var e;if(t>0&&t>=this.assetList.length)return!0;const s=this.playoutLimit;if(t<=0||isNaN(s))return!1;if(0===s)return!0;return((null==(e=this.assetList[t])?void 0:e.startOffset)||0)>s}findAssetIndex(t){return this.assetList.indexOf(t)}get identifier(){return this.dateRange.id}get startDate(){return this.dateRange.startDate}get startTime(){const t=this.dateRange.startTime;if(this.snapOptions.out){const e=this.dateRange.tagAnchor;if(e)return _a(t,e)}return t}get startOffset(){return this.cue.pre?0:this.startTime}get startIsAligned(){if(0===this.startTime||this.snapOptions.out)return!0;const t=this.dateRange.tagAnchor;if(t){const e=this.dateRange.startTime;return e-_a(e,t)<.1}return!1}get resumptionOffset(){const t=this.resumeOffset,e=i(t)?t:this.duration;return this.cumulativeDuration+e}get resumeTime(){const t=this.startOffset+this.resumptionOffset;if(this.snapOptions.in){const e=this.resumeAnchor;if(e)return _a(t,e)}return t}get appendInPlace(){return!!this.appendInPlaceStarted||!this.appendInPlaceDisabled&&!(this.cue.once||this.cue.pre||!this.startIsAligned||!(isNaN(this.playoutLimit)&&isNaN(this.resumeOffset)||this.resumeOffset&&this.duration&&Math.abs(this.resumeOffset-this.duration)0||null!==this.assetListResponse}toString(){return`["${(t=this).identifier}" ${t.cue.pre?"
":t.cue.post?"":""}${t.timelineStart.toFixed(2)}-${t.resumeTime.toFixed(2)}]`;var t}}function _a(t,e){return t-e.start{this.reachedPlayout(this.currentTime)&&this.hls&&this.hls.trigger(l.PLAYOUT_LIMIT_REACHED,{})};const r=this.hls=new t(e);this.interstitial=s,this.assetItem=i;const n=()=>{this.hasDetails=!0};r.once(l.LEVEL_LOADED,n),r.once(l.AUDIO_TRACK_LOADED,n),r.once(l.SUBTITLE_TRACK_LOADED,n),r.on(l.MEDIA_ATTACHING,((t,{media:e})=>{this.removeMediaListeners(),this.mediaAttached=e;this.interstitial.playoutLimit&&(e.addEventListener("timeupdate",this.checkPlayout),this.appendInPlace&&r.on(l.BUFFER_APPENDED,(()=>{const t=this.bufferedEnd;this.reachedPlayout(t)&&(this._bufferedEosTime=t,r.trigger(l.BUFFERED_TO_END,void 0))})))}))}get appendInPlace(){return this.interstitial.appendInPlace}loadSource(){const t=this.hls;if(t)if(t.url)t.levels.length&&!t.started&&t.startLoad(-1,!0);else{let e=this.assetItem.uri;try{e=Pa(e,t.config.primarySessionId||"").href}catch(t){}t.loadSource(e)}}bufferedInPlaceToEnd(t){var e;if(!this.appendInPlace)return!1;if(null!=(e=this.hls)&&e.bufferedToEnd)return!0;if(!t)return!1;const s=Math.min(this._bufferedEosTime||1/0,this.duration),i=this.timelineOffset,r=es.bufferInfo(t,i,0);return this.getAssetTime(r.end)>=s-.02}reachedPlayout(t){const e=this.interstitial.playoutLimit;return this.startOffset+t>=e}get destroyed(){var t;return!(null!=(t=this.hls)&&t.userConfig)}get assetId(){return this.assetItem.identifier}get interstitialId(){return this.assetItem.parentIdentifier}get media(){var t;return(null==(t=this.hls)?void 0:t.media)||null}get bufferedEnd(){const t=this.media||this.mediaAttached;if(!t)return this._bufferedEosTime?this._bufferedEosTime:this.currentTime;const e=es.bufferInfo(t,t.currentTime,.001);return this.getAssetTime(e.end)}get currentTime(){const t=this.media||this.mediaAttached;return t?this.getAssetTime(t.currentTime):this._currentTime||0}get duration(){const t=this.assetItem.duration;if(!t)return 0;const e=this.interstitial.playoutLimit;if(e){const s=e-this.startOffset;if(s>0&&s1/9e4&&this.hls){if(this.hasDetails)throw new Error("Cannot set timelineOffset after playlists are loaded");this.hls.config.timelineOffset=t}}}getAssetTime(t){const e=this.timelineOffset,s=this.duration;return Math.min(Math.max(0,t-e),s)}removeMediaListeners(){const t=this.mediaAttached;t&&(this._currentTime=t.currentTime,this.bufferSnapShot(),t.removeEventListener("timeupdate",this.checkPlayout))}bufferSnapShot(){var t;this.mediaAttached&&(null!=(t=this.hls)&&t.bufferedToEnd&&(this._bufferedEosTime=this.bufferedEnd))}destroy(){this.removeMediaListeners(),this.hls&&this.hls.destroy(),this.hls=null,this.tracks=this.mediaAttached=this.checkPlayout=null}attachMedia(t){var e;this.loadSource(),null==(e=this.hls)||e.attachMedia(t)}detachMedia(){var t;this.removeMediaListeners(),this.mediaAttached=null,null==(t=this.hls)||t.detachMedia()}resumeBuffering(){var t;null==(t=this.hls)||t.resumeBuffering()}pauseBuffering(){var t;null==(t=this.hls)||t.pauseBuffering()}transferMedia(){var t;return this.bufferSnapShot(),(null==(t=this.hls)?void 0:t.transferMedia())||null}resetDetails(){const t=this.hls;if(t&&this.hasDetails){t.stopLoad();const e=t=>delete t.details;t.levels.forEach(e),t.allAudioTracks.forEach(e),t.allSubtitleTracks.forEach(e),this.hasDetails=!1}}on(t,e,s){var i;null==(i=this.hls)||i.on(t,e)}once(t,e,s){var i;null==(i=this.hls)||i.once(t,e)}off(t,e,s){var i;null==(i=this.hls)||i.off(t,e)}toString(){var t;return`HlsAssetPlayer: ${wa(this.assetItem)} ${null==(t=this.hls)?void 0:t.sessionId} ${this.appendInPlace?"append-in-place":""}`}}class Oa extends L{constructor(t,e){super("interstitials-sched",e),this.onScheduleUpdate=void 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s}findItemIndexAtTime(t,e){const s=this.items;if(s)for(let i=0;ir.start&&t1)for(let t=0;ts&&(e!a.includes(t.identifier))):[];n.length&&n.sort(((t,e)=>{const s=t.cue.pre,i=t.cue.post,r=e.cue.pre,n=e.cue.post;if(s&&!r)return-1;if(r&&!s)return 1;if(i&&!n)return 1;if(n&&!i)return-1;if(!(s||r||i||n)){const s=t.startTime,i=e.startTime;if(s!==i)return s-i}return t.dateRange.tagOrder-e.dateRange.tagOrder})),this.events=n,o.forEach((t=>{this.removeEvent(t)})),this.updateSchedule(t,o)}updateSchedule(t,e=[],s=!1){const i=this.events||[];if(i.length||e.length||this.length<2){const r=this.items,n=this.parseSchedule(i,t);(s||e.length||(null==r?void 0:r.length)!==n.length||n.some(((t,e)=>Math.abs(t.playout.start-r[e].playout.start)>.005||Math.abs(t.playout.end-r[e].playout.end)>.005)))&&(this.items=n,this.onScheduleUpdate(e,r))}}parseDateRanges(t,e,s){const i=[],r=Object.keys(t);for(let n=0;n!(t.error||t.cue.once&&t.hasPlayed)))).length){this.resolveOffsets(t,e);let i=0,o=0;if(t.forEach(((e,a)=>{const l=e.cue.pre,h=e.cue.post,d=t[a-1]||null,c=e.appendInPlace,u=h?r:e.startOffset,f=e.duration,g=e.timelineOccupancy===ba.Range?f:0,m=e.resumptionOffset,p=(null==d?void 0:d.startTime)===u,v=u+e.cumulativeDuration;let y=c?v+f:u+m;if(l||!h&&u<=0){const t=o;o+=g,e.timelineStart=v;const i=n;n+=f,s.push({event:e,start:v,end:y,playout:{start:i,end:n},integrated:{start:t,end:o}})}else{if(!(u<=r))return;{if(!p){const r=u-i;if(r>.033){const l=i,h=o;o+=r;const d=n;n+=r;const c={previousEvent:t[a-1]||null,nextEvent:e,start:l,end:l+r,playout:{start:d,end:n},integrated:{start:h,end:o}};s.push(c)}else r>0&&d&&(d.cumulativeDuration+=r,s[s.length-1].end=u)}h&&(y=v),e.timelineStart=v;const r=o;o+=g;const l=n;n+=f,s.push({event:e,start:v,end:y,playout:{start:l,end:n},integrated:{start:r,end:o}})}}const E=e.resumeTime;i=h||E>r?r:E})),i{const h=o.cue.pre,d=o.cue.post,c=h?0:d?r:o.startTime;this.updateAssetDurations(o);if(a===c?o.cumulativeDuration=n:(n=0,a=c),!d&&o.snapOptions.in&&(o.resumeAnchor=ue(null,s.fragments,o.startOffset+o.resumptionOffset,0,0)||void 0),o.appendInPlace&&!o.appendInPlaceStarted){this.primaryCanResumeInPlaceAt(o,e)||(o.appendInPlace=!1)}if(!o.appendInPlace&&l+1Ia)return this.log(`"${t.identifier}" resumption ${s} not aligned with estimated timeline end ${i}`),!1;return!Object.keys(e).some((i=>{const r=e[i].details,n=r.edge;if(s>=n)return this.log(`"${t.identifier}" resumption ${s} past ${i} playlist end ${n}`),!1;const a=ue(null,r.fragments,s);if(!a)return this.log(`"${t.identifier}" resumption ${s} does not align with any fragments in ${i} playlist (${r.fragStart}-${r.fragmentEnd})`),!0;const o="audio"===i?.175:0;return!(Math.abs(a.start-s){const n=e.data,a=null==n?void 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Xa{constructor(){this.time=null,this.verboseLevel=0}log(t,e){if(this.verboseLevel>=t){const s="function"==typeof e?e():e;D.log(`${this.time} [${t}] ${s}`)}}}const za=function(t){const e=[];for(let s=0;sHa&&(this.logger.log(3,"Too large cursor position "+this.pos),this.pos=Ha)}moveCursor(t){const e=this.pos+t;if(t>1)for(let t=this.pos+1;t=144&&this.backSpace();const e=Ga(t);this.pos>=Ha?this.logger.log(0,(()=>"Cannot insert "+t.toString(16)+" ("+e+") at position "+this.pos+". 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t;this.abortInternal(),null!=(t=this.callbacks)&&t.onAbort&&this.callbacks.onAbort(this.stats,this.context,this.response)}load(t,e,s){const r=this.stats;if(r.loading.start)throw new Error("Loader can only be used once.");r.loading.start=self.performance.now();const n=function(t,e){const s={method:"GET",mode:"cors",credentials:"same-origin",signal:e,headers:new self.Headers(E({},t.headers))};t.rangeEnd&&s.headers.set("Range","bytes="+t.rangeStart+"-"+String(t.rangeEnd-1));return s}(t,this.controller.signal),a="arraybuffer"===t.responseType,o=a?"byteLength":"length",{maxTimeToFirstByteMs:l,maxLoadTimeMs:h}=e.loadPolicy;this.context=t,this.config=e,this.callbacks=s,this.request=this.fetchSetup(t,n),self.clearTimeout(this.requestTimeout),e.timeout=l&&i(l)?l:h,this.requestTimeout=self.setTimeout((()=>{this.callbacks&&(this.abortInternal(),this.callbacks.onTimeout(r,t,this.response))}),e.timeout);(sn(this.request)?this.request.then(self.fetch):self.fetch(this.request)).then((s=>{var 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t;this.abortInternal(),null!=(t=this.callbacks)&&t.onAbort&&this.callbacks.onAbort(this.stats,this.context,this.loader)}load(t,e,s){if(this.stats.loading.start)throw new Error("Loader can only be used once.");this.stats.loading.start=self.performance.now(),this.context=t,this.config=e,this.callbacks=s,this.loadInternal()}loadInternal(){const{config:t,context:e}=this;if(!t||!e)return;const s=this.loader=new self.XMLHttpRequest,i=this.stats;i.loading.first=0,i.loaded=0,i.aborted=!1;const r=this.xhrSetup;r?Promise.resolve().then((()=>{if(this.loader===s&&!this.stats.aborted)return r(s,e.url)})).catch((t=>{if(this.loader===s&&!this.stats.aborted)return s.open("GET",e.url,!0),r(s,e.url)})).then((()=>{this.loader!==s||this.stats.aborted||this.openAndSendXhr(s,e,t)})).catch((t=>{var r;null==(r=this.callbacks)||r.onError({code:s.status,text:t.message},e,s,i)})):this.openAndSendXhr(s,e,t)}openAndSendXhr(t,e,s){t.readyState||t.open("GET",e.url,!0);const r=e.headers,{maxTimeToFirstByteMs:n,maxLoadTimeMs:a}=s.loadPolicy;if(r)for(const e in r)t.setRequestHeader(e,r[e]);e.rangeEnd&&t.setRequestHeader("Range","bytes="+e.rangeStart+"-"+(e.rangeEnd-1)),t.onreadystatechange=this.readystatechange.bind(this),t.onprogress=this.loadprogress.bind(this),t.responseType=e.responseType,self.clearTimeout(this.requestTimeout),s.timeout=n&&i(n)?n:a,this.requestTimeout=self.setTimeout(this.loadtimeout.bind(this),s.timeout),t.send()}readystatechange(){const{context:t,loader:e,stats:s}=this;if(!t||!e)return;const i=e.readyState,r=this.config;if(!s.aborted&&i>=2&&(0===s.loading.first&&(s.loading.first=Math.max(self.performance.now(),s.loading.start),r.timeout!==r.loadPolicy.maxLoadTimeMs&&(self.clearTimeout(this.requestTimeout),r.timeout=r.loadPolicy.maxLoadTimeMs,this.requestTimeout=self.setTimeout(this.loadtimeout.bind(this),r.loadPolicy.maxLoadTimeMs-(s.loading.first-s.loading.start)))),4===i)){self.clearTimeout(this.requestTimeout),e.onreadystatechange=null,e.onprogress=null;const i=e.status,l="text"===e.responseType?e.responseText:null;if(i>=200&&i<300){const r=null!=l?l:e.response;if(null!=r){var n,a;s.loading.end=Math.max(self.performance.now(),s.loading.first);const o="arraybuffer"===e.responseType?r.byteLength:r.length;s.loaded=s.total=o,s.bwEstimate=8e3*s.total/(s.loading.end-s.loading.first);const l=null==(n=this.callbacks)?void 0:n.onProgress;l&&l(s,t,r,e);const h={url:e.responseURL,data:r,code:i};return void(null==(a=this.callbacks)||a.onSuccess(h,s,t,e))}}const 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e=this.stats;e.loaded=t.loaded,t.lengthComputable&&(e.total=t.total)}getCacheAge(){let t=null;if(this.loader&&Bo.test(this.loader.getAllResponseHeaders())){const e=this.loader.getResponseHeader("age");t=e?parseFloat(e):null}return t}getResponseHeader(t){return this.loader&&new RegExp(`^${t}:\\s*[\\d.]+\\s*$`,"im").test(this.loader.getAllResponseHeaders())?this.loader.getResponseHeader(t):null}}const Ko=S(S({autoStartLoad:!0,startPosition:-1,defaultAudioCodec:void 0,debug:!1,capLevelOnFPSDrop:!1,capLevelToPlayerSize:!1,ignoreDevicePixelRatio:!1,maxDevicePixelRatio:Number.POSITIVE_INFINITY,preferManagedMediaSource:!0,initialLiveManifestSize:1,maxBufferLength:30,backBufferLength:1/0,frontBufferFlushThreshold:1/0,startOnSegmentBoundary:!1,maxBufferSize:6e7,maxFragLookUpTolerance:.25,maxBufferHole:.1,detectStallWithCurrentTimeMs:1250,highBufferWatchdogPeriod:2,nudgeOffset:.1,nudgeMaxRetry:3,nudgeOnVideoHole:!0,liveSyncMode:"edge",liveSyncDurationCount:3,liveSyncOnStallIncrease:1,liveMaxLatencyDurationCount:1/0,liveSyncDuration:void 0,liveMaxLatencyDuration:void 0,maxLiveSyncPlaybackRate:1,liveDurationInfinity:!1,liveBackBufferLength:null,maxMaxBufferLength:600,enableWorker:!0,workerPath:null,enableSoftwareAES:!0,startLevel:void 0,startFragPrefetch:!1,fpsDroppedMonitoringPeriod:5e3,fpsDroppedMonitoringThreshold:.2,appendErrorMaxRetry:3,ignorePlaylistParsingErrors:!1,loader:Go,fLoader:void 0,pLoader:void 0,xhrSetup:void 0,licenseXhrSetup:void 0,licenseResponseCallback:void 0,abrController:class extends L{constructor(t){super("abr",t.logger),this.hls=void 0,this.lastLevelLoadSec=0,this.lastLoadedFragLevel=-1,this.firstSelection=-1,this._nextAutoLevel=-1,this.nextAutoLevelKey="",this.audioTracksByGroup=null,this.codecTiers=null,this.timer=-1,this.fragCurrent=null,this.partCurrent=null,this.bitrateTestDelay=0,this.rebufferNotice=-1,this.supportedCache={},this.bwEstimator=void 0,this._abandonRulesCheck=t=>{var e;const{fragCurrent:s,partCurrent:r,hls:n}=this,{autoLevelEnabled:a,media:o}=n;if(!s||!o)return;const h=performance.now(),d=r?r.stats:s.stats,c=r?r.duration:s.duration,u=h-d.loading.start,f=n.minAutoLevel,g=s.level,m=this._nextAutoLevel;if(d.aborted||d.loaded&&d.loaded===d.total||g<=f)return this.clearTimer(),void(this._nextAutoLevel=-1);if(!a)return;const p=m>-1&&m!==g,v=!!t||p;if(!v&&(o.paused||!o.playbackRate||!o.readyState))return;const y=n.mainForwardBufferInfo;if(!v&&null===y)return;const E=this.bwEstimator.getEstimateTTFB(),T=Math.abs(o.playbackRate);if(u<=Math.max(E,c/(2*T)*1e3))return;const S=y?y.len/T:0,L=d.loading.first?d.loading.first-d.loading.start:-1,A=d.loaded&&L>-1,R=this.getBwEstimate(),I=n.levels,b=I[g],k=Math.max(d.loaded,Math.round(c*(s.bitrate||b.averageBitrate)/8));let D=A?u-L:u;D<1&&A&&(D=Math.min(u,8*d.loaded/R));const _=A?1e3*d.loaded/D:0,P=E/1e3,C=_?(k-d.loaded)/_:8*k/R+P;if(C<=S)return;const w=_?8*_:R,x=!0===(null==(e=(null==t?void 0:t.details)||this.hls.latestLevelDetails)?void 0:e.live),O=this.hls.config.abrBandWidthUpFactor;let M,F=Number.POSITIVE_INFINITY;for(M=g-1;M>f;M--){const t=I[M].maxBitrate,e=!I[M].details||x;if(F=this.getTimeToLoadFrag(P,w,c*t,e),F=C)return;if(F>10*c)return;A?this.bwEstimator.sample(u-Math.min(E,L),d.loaded):this.bwEstimator.sampleTTFB(u);const N=I[M].maxBitrate;this.getBwEstimate()*O>N&&this.resetEstimator(N);const U=this.findBestLevel(N,f,M,0,S,1,1);U>-1&&(M=U),this.warn(`Fragment ${s.sn}${r?" part "+r.index:""} of level ${g} is loading too slowly;\n      Fragment duration: ${s.duration.toFixed(3)}\n      Time to underbuffer: ${S.toFixed(3)} s\n      Estimated load time for current fragment: ${C.toFixed(3)} s\n      Estimated load time for down switch fragment: ${F.toFixed(3)} s\n      TTFB estimate: ${0|L} ms\n      Current BW estimate: ${i(R)?0|R:"Unknown"} bps\n      New BW estimate: ${0|this.getBwEstimate()} bps\n      Switching to level ${M} @ ${0|N} bps`),n.nextLoadLevel=n.nextAutoLevel=M,this.clearTimer();const $=()=>{if(this.clearTimer(),this.fragCurrent===s&&this.hls.loadLevel===M&&M>0){const t=this.getStarvationDelay();if(this.warn(`Aborting inflight request ${M>0?"and switching down":""}\n      Fragment duration: ${s.duration.toFixed(3)} s\n      Time to underbuffer: ${t.toFixed(3)} s`),s.abortRequests(),this.fragCurrent=this.partCurrent=null,M>f){let e=this.findBestLevel(this.hls.levels[f].bitrate,f,M,0,t,1,1);-1===e&&(e=f),this.hls.nextLoadLevel=this.hls.nextAutoLevel=e,this.resetEstimator(this.hls.levels[e].bitrate)}}};p||C>2*F?$():this.timer=self.setInterval($,1e3*F),n.trigger(l.FRAG_LOAD_EMERGENCY_ABORTED,{frag:s,part:r,stats:d})},this.hls=t,this.bwEstimator=this.initEstimator(),this.registerListeners()}resetEstimator(t){t&&(this.log(`setting initial bwe to ${t}`),this.hls.config.abrEwmaDefaultEstimate=t),this.firstSelection=-1,this.bwEstimator=this.initEstimator()}initEstimator(){const t=this.hls.config;return new v(t.abrEwmaSlowVoD,t.abrEwmaFastVoD,t.abrEwmaDefaultEstimate)}registerListeners(){const{hls:t}=this;t.on(l.MANIFEST_LOADING,this.onManifestLoading,this),t.on(l.FRAG_LOADING,this.onFragLoading,this),t.on(l.FRAG_LOADED,this.onFragLoaded,this),t.on(l.FRAG_BUFFERED,this.onFragBuffered,this),t.on(l.LEVEL_SWITCHING,this.onLevelSwitching,this),t.on(l.LEVEL_LOADED,this.onLevelLoaded,this),t.on(l.LEVELS_UPDATED,this.onLevelsUpdated,this),t.on(l.MAX_AUTO_LEVEL_UPDATED,this.onMaxAutoLevelUpdated,this),t.on(l.ERROR,this.onError,this)}unregisterListeners(){const{hls:t}=this;t&&(t.off(l.MANIFEST_LOADING,this.onManifestLoading,this),t.off(l.FRAG_LOADING,this.onFragLoading,this),t.off(l.FRAG_LOADED,this.onFragLoaded,this),t.off(l.FRAG_BUFFERED,this.onFragBuffered,this),t.off(l.LEVEL_SWITCHING,this.onLevelSwitching,this),t.off(l.LEVEL_LOADED,this.onLevelLoaded,this),t.off(l.LEVELS_UPDATED,this.onLevelsUpdated,this),t.off(l.MAX_AUTO_LEVEL_UPDATED,this.onMaxAutoLevelUpdated,this),t.off(l.ERROR,this.onError,this))}destroy(){this.unregisterListeners(),this.clearTimer(),this.hls=this._abandonRulesCheck=this.supportedCache=null,this.fragCurrent=this.partCurrent=null}onManifestLoading(t,e){this.lastLoadedFragLevel=-1,this.firstSelection=-1,this.lastLevelLoadSec=0,this.supportedCache={},this.fragCurrent=this.partCurrent=null,this.onLevelsUpdated(),this.clearTimer()}onLevelsUpdated(){this.lastLoadedFragLevel>-1&&this.fragCurrent&&(this.lastLoadedFragLevel=this.fragCurrent.level),this._nextAutoLevel=-1,this.onMaxAutoLevelUpdated(),this.codecTiers=null,this.audioTracksByGroup=null}onMaxAutoLevelUpdated(){this.firstSelection=-1,this.nextAutoLevelKey=""}onFragLoading(t,e){const s=e.frag;if(!this.ignoreFragment(s)){var i;if(!s.bitrateTest)this.fragCurrent=s,this.partCurrent=null!=(i=e.part)?i:null;this.clearTimer(),this.timer=self.setInterval(this._abandonRulesCheck,100)}}onLevelSwitching(t,e){this.clearTimer()}onError(t,e){if(!e.fatal)switch(e.details){case o.BUFFER_ADD_CODEC_ERROR:case o.BUFFER_APPEND_ERROR:this.lastLoadedFragLevel=-1,this.firstSelection=-1;break;case o.FRAG_LOAD_TIMEOUT:{const t=e.frag,{fragCurrent:s,partCurrent:i}=this;if(t&&s&&t.sn===s.sn&&t.level===s.level){const e=performance.now(),s=i?i.stats:t.stats,r=e-s.loading.start,n=s.loading.first?s.loading.first-s.loading.start:-1;if(s.loaded&&n>-1){const t=this.bwEstimator.getEstimateTTFB();this.bwEstimator.sample(r-Math.min(t,n),s.loaded)}else this.bwEstimator.sampleTTFB(r)}break}}}getTimeToLoadFrag(t,e,s,i){return t+s/e+(i?t+this.lastLevelLoadSec:0)}onLevelLoaded(t,e){const s=this.hls.config,{loading:r}=e.stats,n=r.end-r.first;i(n)&&(this.lastLevelLoadSec=n/1e3),e.details.live?this.bwEstimator.update(s.abrEwmaSlowLive,s.abrEwmaFastLive):this.bwEstimator.update(s.abrEwmaSlowVoD,s.abrEwmaFastVoD),this.timer>-1&&this._abandonRulesCheck(e.levelInfo)}onFragLoaded(t,{frag:e,part:s}){const i=s?s.stats:e.stats;if(e.type===f&&this.bwEstimator.sampleTTFB(i.loading.first-i.loading.start),!this.ignoreFragment(e)){if(this.clearTimer(),e.level===this._nextAutoLevel&&(this._nextAutoLevel=-1),this.firstSelection=-1,this.hls.config.abrMaxWithRealBitrate){const t=s?s.duration:e.duration,r=this.hls.levels[e.level],n=(r.loaded?r.loaded.bytes:0)+i.loaded,a=(r.loaded?r.loaded.duration:0)+t;r.loaded={bytes:n,duration:a},r.realBitrate=Math.round(8*n/a)}if(e.bitrateTest){const t={stats:i,frag:e,part:s,id:e.type};this.onFragBuffered(l.FRAG_BUFFERED,t),e.bitrateTest=!1}else this.lastLoadedFragLevel=e.level}}onFragBuffered(t,e){const{frag:s,part:i}=e,r=null!=i&&i.stats.loaded?i.stats:s.stats;if(r.aborted)return;if(this.ignoreFragment(s))return;const n=r.parsing.end-r.loading.start-Math.min(r.loading.first-r.loading.start,this.bwEstimator.getEstimateTTFB());this.bwEstimator.sample(n,r.loaded),r.bwEstimate=this.getBwEstimate(),s.bitrateTest?this.bitrateTestDelay=n/1e3:this.bitrateTestDelay=0}ignoreFragment(t){return t.type!==f||"initSegment"===t.sn}clearTimer(){this.timer>-1&&(self.clearInterval(this.timer),this.timer=-1)}get firstAutoLevel(){const{maxAutoLevel:t,minAutoLevel:e}=this.hls,s=this.getBwEstimate(),i=this.hls.config.maxStarvationDelay,r=this.findBestLevel(s,e,t,0,i,1,1);if(r>-1)return r;const n=this.hls.firstLevel,a=Math.min(Math.max(n,e),t);return this.warn(`Could not find best starting auto level. Defaulting to first in playlist ${n} clamped to ${a}`),a}get forcedAutoLevel(){return this.nextAutoLevelKey?-1:this._nextAutoLevel}get nextAutoLevel(){const t=this.forcedAutoLevel,e=this.bwEstimator.canEstimate(),s=this.lastLoadedFragLevel>-1;if(!(-1===t||e&&s&&this.nextAutoLevelKey!==this.getAutoLevelKey()))return t;const i=e&&s?this.getNextABRAutoLevel():this.firstAutoLevel;if(-1!==t){const e=this.hls.levels;if(e.length>Math.max(t,i)&&e[t].loadError<=e[i].loadError)return t}return this._nextAutoLevel=i,this.nextAutoLevelKey=this.getAutoLevelKey(),i}getAutoLevelKey(){return`${this.getBwEstimate()}_${this.getStarvationDelay().toFixed(2)}`}getNextABRAutoLevel(){const{fragCurrent:t,partCurrent:e,hls:s}=this;if(s.levels.length<=1)return s.loadLevel;const{maxAutoLevel:i,config:r,minAutoLevel:n}=s,a=e?e.duration:t?t.duration:0,o=this.getBwEstimate(),l=this.getStarvationDelay();let h=r.abrBandWidthFactor,d=r.abrBandWidthUpFactor;if(l){const t=this.findBestLevel(o,n,i,l,0,h,d);if(t>=0)return this.rebufferNotice=-1,t}let c=a?Math.min(a,r.maxStarvationDelay):r.maxStarvationDelay;if(!l){const t=this.bitrateTestDelay;if(t){c=(a?Math.min(a,r.maxLoadingDelay):r.maxLoadingDelay)-t,this.info(`bitrate test took ${Math.round(1e3*t)}ms, set first fragment max fetchDuration to ${Math.round(1e3*c)} ms`),h=d=1}}const u=this.findBestLevel(o,n,i,l,c,h,d);if(this.rebufferNotice!==u&&(this.rebufferNotice=u,this.info(`${l?"rebuffering expected":"buffer is empty"}, optimal quality level ${u}`)),u>-1)return u;const f=s.levels[n],g=s.loadLevelObj;return g&&(null==f?void 0:f.bitrate){if(!s.codecSet)return t;const r=s.audioGroups;let n=t[s.codecSet];n||(t[s.codecSet]=n={minBitrate:1/0,minHeight:1/0,minFramerate:1/0,minIndex:i,maxScore:0,videoRanges:{SDR:0},channels:{2:0},hasDefaultAudio:!r,fragmentError:0}),n.minBitrate=Math.min(n.minBitrate,s.bitrate);const a=Math.min(s.height,s.width);return n.minHeight=Math.min(n.minHeight,a),n.minFramerate=Math.min(n.minFramerate,s.frameRate),n.minIndex=Math.min(n.minIndex,i),n.maxScore=Math.max(n.maxScore,s.score),n.fragmentError+=s.fragmentError,n.videoRanges[s.videoRange]=(n.videoRanges[s.videoRange]||0)+1,r&&r.forEach((t=>{if(!t)return;const s=e.groups[t];s&&(n.hasDefaultAudio=n.hasDefaultAudio||e.hasDefaultAudio?s.hasDefault:s.hasAutoSelect||!e.hasDefaultAudio&&!e.hasAutoSelectAudio,Object.keys(s.channels).forEach((t=>{n.channels[t]=(n.channels[t]||0)+s.channels[t]})))})),t}),{})}(g,b,e,s)),n=function(t,e,s,r,n){const a=Object.keys(t),o=null==r?void 0:r.channels,l=null==r?void 0:r.audioCodec,h=null==n?void 0:n.videoCodec,d=o&&2===parseInt(o);let c=!1,u=!1,f=1/0,g=1/0,m=1/0,p=1/0,v=0,y=[];const{preferHDR:E,allowedVideoRanges:T}=ee(e,n);for(let e=a.length;e--;){const s=t[a[e]];c||(c=s.channels[2]>0),f=Math.min(f,s.minHeight),g=Math.min(g,s.minFramerate),m=Math.min(m,s.minBitrate),T.filter((t=>s.videoRanges[t]>0)).length>0&&(u=!0)}f=i(f)?f:0,g=i(g)?g:0;const S=Math.max(1080,f),L=Math.max(30,g);m=i(m)?m:s,s=Math.max(m,s),u||(e=void 0);const A=a.length>1;return{codecSet:a.reduce(((e,i)=>{const r=t[i];if(i===e)return e;if(y=u?T.filter((t=>r.videoRanges[t]>0)):[],A){if(r.minBitrate>s)return ie(i,`min bitrate of ${r.minBitrate} > current estimate of ${s}`),e;if(!r.hasDefaultAudio)return ie(i,"no renditions with default or auto-select sound found"),e;if(l&&i.indexOf(l.substring(0,4))%5!=0)return ie(i,`audio codec preference "${l}" not found`),e;if(o&&!d){if(!r.channels[o])return ie(i,`no renditions with ${o} channel sound found (channels options: ${Object.keys(r.channels)})`),e}else if((!l||d)&&c&&0===r.channels[2])return ie(i,"no renditions with stereo sound found"),e;if(r.minHeight>S)return ie(i,`min resolution of ${r.minHeight} > maximum of ${S}`),e;if(r.minFramerate>L)return ie(i,`min framerate of ${r.minFramerate} > maximum of ${L}`),e;if(!y.some((t=>r.videoRanges[t]>0)))return ie(i,`no variants with VIDEO-RANGE of ${se(y)} found`),e;if(h&&i.indexOf(h.substring(0,4))%5!=0)return ie(i,`video codec preference "${h}" not found`),e;if(r.maxScore=Pt(e)||r.fragmentError>t[e].fragmentError)?e:(p=r.minIndex,v=r.maxScore,i)}),void 0),videoRanges:y,preferHDR:E,minFramerate:g,minBitrate:m,minIndex:p}}(r,L,t,R,I),{codecSet:a,videoRanges:o,minFramerate:l,minBitrate:h,minIndex:d,preferHDR:c}=n;k=d,S=a,L=c?o[o.length-1]:o[0],A=l,t=Math.max(t,h),this.log(`picked start tier ${se(n)}`)}else S=null==y?void 0:y.codecSet,L=null==y?void 0:y.videoRange;const D=f?f.duration:u?u.duration:0,_=this.bwEstimator.getEstimateTTFB()/1e3,P=[];for(let l=s;l>=e;l--){var C;const e=g[l],u=l>c;if(!e)continue;if(v.useMediaCapabilities&&!e.supportedResult&&!e.supportedPromise){const s=navigator.mediaCapabilities;"function"==typeof(null==s?void 0:s.decodingInfo)&&Kt(e,b,L,A,t,R)?(e.supportedPromise=Ht(e,b,s,this.supportedCache),e.supportedPromise.then((t=>{if(!this.hls)return;e.supportedResult=t;const s=this.hls.levels,i=s.indexOf(e);t.error?this.warn(`MediaCapabilities decodingInfo error: "${t.error}" for level ${i} ${se(t)}`):t.supported?t.decodingInfoResults.some((t=>!1===t.smooth||!1===t.powerEfficient))&&this.log(`MediaCapabilities decodingInfo for level ${i} not smooth or powerEfficient: ${se(t)}`):(this.warn(`Unsupported MediaCapabilities decodingInfo result for level ${i} ${se(t)}`),i>-1&&s.length>1&&(this.log(`Removing unsupported level ${i}`),this.hls.removeLevel(i),-1===this.hls.loadLevel&&(this.hls.nextLoadLevel=0)))})).catch((t=>{this.warn(`Error handling MediaCapabilities decodingInfo: ${t}`)}))):e.supportedResult=Bt}if((S&&e.codecSet!==S||L&&e.videoRange!==L||u&&A>e.frameRate||!u&&A>0&&A!1===t.smooth)))&&(!T||l!==k)){P.push(l);continue}const m=e.details,y=(f?null==m?void 0:m.partTarget:null==m?void 0:m.averagetargetduration)||D;let I;I=u?o*t:a*t;const w=D&&r>=2*D&&0===n?e.averageBitrate:e.maxBitrate,x=this.getTimeToLoadFrag(_,I,w*y,void 0===m);if(I>=w&&(l===d||0===e.loadError&&0===e.fragmentError)&&(x<=_||!i(x)||E&&!this.bitrateTestDelay||x${l} adjustedbw(${Math.round(I)})-bitrate=${Math.round(I-w)} ttfb:${_.toFixed(1)} avgDuration:${y.toFixed(1)} maxFetchDuration:${h.toFixed(1)} fetchDuration:${x.toFixed(1)} firstSelection:${T} codecSet:${e.codecSet} videoRange:${e.videoRange} hls.loadLevel:${p}`)),T&&(this.firstSelection=l),l}}return-1}set nextAutoLevel(t){const e=this.deriveNextAutoLevel(t);this._nextAutoLevel!==e&&(this.nextAutoLevelKey="",this._nextAutoLevel=e)}deriveNextAutoLevel(t){const{maxAutoLevel:e,minAutoLevel:s}=this.hls;return Math.min(Math.max(t,s),e)}},bufferController:class extends L{constructor(t,e){var s;super("buffer-controller",t.logger),this.hls=void 0,this.fragmentTracker=void 0,this.details=null,this._objectUrl=null,this.operationQueue=null,this.bufferCodecEventsTotal=0,this.media=null,this.mediaSource=null,this.lastMpegAudioChunk=null,this.blockedAudioAppend=null,this.lastVideoAppendEnd=0,this.appendSource=void 0,this.transferData=void 0,this.overrides=void 0,this.appendErrors={audio:0,video:0,audiovideo:0},this.tracks={},this.sourceBuffers=[[null,null],[null,null]],this._onEndStreaming=t=>{var e;this.hls&&"open"===(null==(e=this.mediaSource)?void 0:e.readyState)&&this.hls.pauseBuffering()},this._onStartStreaming=t=>{this.hls&&this.hls.resumeBuffering()},this._onMediaSourceOpen=t=>{const{media:e,mediaSource:s}=this;t&&this.log("Media source opened"),e&&s&&(s.removeEventListener("sourceopen",this._onMediaSourceOpen),e.removeEventListener("emptied",this._onMediaEmptied),this.updateDuration(),this.hls.trigger(l.MEDIA_ATTACHED,{media:e,mediaSource:s}),null!==this.mediaSource&&this.checkPendingTracks())},this._onMediaSourceClose=()=>{this.log("Media source closed")},this._onMediaSourceEnded=()=>{this.log("Media source ended")},this._onMediaEmptied=()=>{const{mediaSrc:t,_objectUrl:e}=this;t!==e&&this.error(`Media element src was set while attaching MediaSource (${e} > ${t})`)},this.hls=t,this.fragmentTracker=e,this.appendSource=(s=_(t.config.preferManagedMediaSource),"undefined"!=typeof self&&s===self.ManagedMediaSource),this.initTracks(),this.registerListeners()}hasSourceTypes(){return Object.keys(this.tracks).length>0}destroy(){this.unregisterListeners(),this.details=null,this.lastMpegAudioChunk=this.blockedAudioAppend=null,this.transferData=this.overrides=void 0,this.operationQueue&&(this.operationQueue.destroy(),this.operationQueue=null),this.hls=this.fragmentTracker=null,this._onMediaSourceOpen=this._onMediaSourceClose=null,this._onMediaSourceEnded=null,this._onStartStreaming=this._onEndStreaming=null}registerListeners(){const{hls:t}=this;t.on(l.MEDIA_ATTACHING,this.onMediaAttaching,this),t.on(l.MEDIA_DETACHING,this.onMediaDetaching,this),t.on(l.MANIFEST_LOADING,this.onManifestLoading,this),t.on(l.MANIFEST_PARSED,this.onManifestParsed,this),t.on(l.BUFFER_RESET,this.onBufferReset,this),t.on(l.BUFFER_APPENDING,this.onBufferAppending,this),t.on(l.BUFFER_CODECS,this.onBufferCodecs,this),t.on(l.BUFFER_EOS,this.onBufferEos,this),t.on(l.BUFFER_FLUSHING,this.onBufferFlushing,this),t.on(l.LEVEL_UPDATED,this.onLevelUpdated,this),t.on(l.FRAG_PARSED,this.onFragParsed,this),t.on(l.FRAG_CHANGED,this.onFragChanged,this),t.on(l.ERROR,this.onError,this)}unregisterListeners(){const{hls:t}=this;t.off(l.MEDIA_ATTACHING,this.onMediaAttaching,this),t.off(l.MEDIA_DETACHING,this.onMediaDetaching,this),t.off(l.MANIFEST_LOADING,this.onManifestLoading,this),t.off(l.MANIFEST_PARSED,this.onManifestParsed,this),t.off(l.BUFFER_RESET,this.onBufferReset,this),t.off(l.BUFFER_APPENDING,this.onBufferAppending,this),t.off(l.BUFFER_CODECS,this.onBufferCodecs,this),t.off(l.BUFFER_EOS,this.onBufferEos,this),t.off(l.BUFFER_FLUSHING,this.onBufferFlushing,this),t.off(l.LEVEL_UPDATED,this.onLevelUpdated,this),t.off(l.FRAG_PARSED,this.onFragParsed,this),t.off(l.FRAG_CHANGED,this.onFragChanged,this),t.off(l.ERROR,this.onError,this)}transferMedia(){const{media:t,mediaSource:e}=this;if(!t)return null;const s={};if(this.operationQueue){const t=this.isUpdating();t||this.operationQueue.removeBlockers();const e=this.isQueued();(t||e)&&this.warn(`Transfering MediaSource with${e?" operations in queue":""}${t?" updating SourceBuffer(s)":""} ${this.operationQueue}`),this.operationQueue.destroy()}const i=this.transferData;return!this.sourceBufferCount&&i&&i.mediaSource===e?E(s,i.tracks):this.sourceBuffers.forEach((t=>{const[e]=t;e&&(s[e]=E({},this.tracks[e]),this.removeBuffer(e)),t[0]=t[1]=null})),{media:t,mediaSource:e,tracks:s}}initTracks(){this.sourceBuffers=[[null,null],[null,null]],this.tracks={},this.resetQueue(),this.resetAppendErrors(),this.lastMpegAudioChunk=this.blockedAudioAppend=null,this.lastVideoAppendEnd=0}onManifestLoading(){this.bufferCodecEventsTotal=0,this.details=null}onManifestParsed(t,e){var s;let i=2;(e.audio&&!e.video||!e.altAudio)&&(i=1),this.bufferCodecEventsTotal=i,this.log(`${i} bufferCodec event(s) expected.`),null!=(s=this.transferData)&&s.mediaSource&&this.sourceBufferCount&&i&&this.bufferCreated()}onMediaAttaching(t,e){const s=this.media=e.media;this.transferData=this.overrides=void 0;const i=_(this.appendSource);if(i){const t=!!e.mediaSource;(t||e.overrides)&&(this.transferData=e,this.overrides=e.overrides);const r=this.mediaSource=e.mediaSource||new i;if(this.assignMediaSource(r),t)this._objectUrl=s.src,this.attachTransferred();else{const t=this._objectUrl=self.URL.createObjectURL(r);if(this.appendSource)try{s.removeAttribute("src");const e=self.ManagedMediaSource;s.disableRemotePlayback=s.disableRemotePlayback||e&&r instanceof e,pn(s),function(t,e){const s=self.document.createElement("source");s.type="video/mp4",s.src=e,t.appendChild(s)}(s,t),s.load()}catch(e){s.src=t}else s.src=t}s.addEventListener("emptied",this._onMediaEmptied)}}assignMediaSource(t){var e,s;this.log(`${(null==(e=this.transferData)?void 0:e.mediaSource)===t?"transferred":"created"} media source: ${null==(s=t.constructor)?void 0:s.name}`),t.addEventListener("sourceopen",this._onMediaSourceOpen),t.addEventListener("sourceended",this._onMediaSourceEnded),t.addEventListener("sourceclose",this._onMediaSourceClose),this.appendSource&&(t.addEventListener("startstreaming",this._onStartStreaming),t.addEventListener("endstreaming",this._onEndStreaming))}attachTransferred(){const t=this.media,e=this.transferData;if(!e||!t)return;const s=this.tracks,i=e.tracks,r=i?Object.keys(i):null,n=r?r.length:0,a=()=>{Promise.resolve().then((()=>{this.media&&this.mediaSourceOpenOrEnded&&this._onMediaSourceOpen()}))};if(i&&r&&n){if(!this.tracksReady)return this.hls.config.startFragPrefetch=!0,void this.log("attachTransferred: waiting for SourceBuffer track info");if(this.log(`attachTransferred: (bufferCodecEventsTotal ${this.bufferCodecEventsTotal})\nrequired tracks: ${se(s,((t,e)=>"initSegment"===t?void 0:e))};\ntransfer tracks: ${se(i,((t,e)=>"initSegment"===t?void 0:e))}}`),!P(i,s)){e.mediaSource=null,e.tracks=void 0;const r=t.currentTime,n=this.details,a=Math.max(r,(null==n?void 0:n.fragments[0].start)||0);return a-r>1?void this.log(`attachTransferred: waiting for playback to reach new tracks start time ${r} -> ${a}`):(this.warn(`attachTransferred: resetting MediaSource for incompatible tracks ("${Object.keys(i)}"->"${Object.keys(s)}") start time: ${a} currentTime: ${r}`),this.onMediaDetaching(l.MEDIA_DETACHING,{}),this.onMediaAttaching(l.MEDIA_ATTACHING,e),void(t.currentTime=a))}this.transferData=void 0,r.forEach((t=>{const e=t,s=i[e];if(s){const t=s.buffer;if(t){const i=this.fragmentTracker,r=s.id;if(i.hasFragments(r)||i.hasParts(r)){const s=es.getBuffered(t);i.detectEvictedFragments(e,s,r,null,!0)}const n=vn(e),a=[e,t];this.sourceBuffers[n]=a,t.updating&&this.operationQueue&&this.operationQueue.prependBlocker(e),this.trackSourceBuffer(e,s)}}})),a(),this.bufferCreated()}else this.log("attachTransferred: MediaSource w/o SourceBuffers"),a()}get mediaSourceOpenOrEnded(){var t;const e=null==(t=this.mediaSource)?void 0:t.readyState;return"open"===e||"ended"===e}onMediaDetaching(t,e){const s=!!e.transferMedia;this.transferData=this.overrides=void 0;const{media:i,mediaSource:r,_objectUrl:n}=this;if(r){if(this.log("media source "+(s?"transferring":"detaching")),s)this.sourceBuffers.forEach((([t])=>{t&&this.removeBuffer(t)})),this.resetQueue();else{if(this.mediaSourceOpenOrEnded){const t="open"===r.readyState;try{const e=r.sourceBuffers;for(let s=e.length;s--;)t&&e[s].abort(),r.removeSourceBuffer(e[s]);t&&r.endOfStream()}catch(t){this.warn(`onMediaDetaching: ${t.message} while calling endOfStream`)}}this.sourceBufferCount&&this.onBufferReset()}r.removeEventListener("sourceopen",this._onMediaSourceOpen),r.removeEventListener("sourceended",this._onMediaSourceEnded),r.removeEventListener("sourceclose",this._onMediaSourceClose),this.appendSource&&(r.removeEventListener("startstreaming",this._onStartStreaming),r.removeEventListener("endstreaming",this._onEndStreaming)),this.mediaSource=null,this._objectUrl=null}i&&(i.removeEventListener("emptied",this._onMediaEmptied),s||(n&&self.URL.revokeObjectURL(n),this.mediaSrc===n?(i.removeAttribute("src"),this.appendSource&&pn(i),i.load()):this.warn("media|source.src was changed by a third party - skip cleanup")),this.media=null),this.hls.trigger(l.MEDIA_DETACHED,e)}onBufferReset(){this.sourceBuffers.forEach((([t])=>{t&&this.resetBuffer(t)})),this.initTracks()}resetBuffer(t){var e;const s=null==(e=this.tracks[t])?void 0:e.buffer;if(this.removeBuffer(t),s)try{var i;null!=(i=this.mediaSource)&&i.sourceBuffers.length&&this.mediaSource.removeSourceBuffer(s)}catch(e){this.warn(`onBufferReset ${t}`,e)}delete this.tracks[t]}removeBuffer(t){this.removeBufferListeners(t),this.sourceBuffers[vn(t)]=[null,null];const e=this.tracks[t];e&&(e.buffer=void 0)}resetQueue(){this.operationQueue&&this.operationQueue.destroy(),this.operationQueue=new un(this.tracks)}onBufferCodecs(t,e){var s;const i=this.tracks,r=Object.keys(e);this.log(`BUFFER_CODECS: "${r}" (current SB count ${this.sourceBufferCount})`);const n="audiovideo"in e&&(i.audio||i.video)||i.audiovideo&&("audio"in e||"video"in e),a=!n&&this.sourceBufferCount&&this.media&&r.some((t=>!i[t]));n||a?this.warn(`Unsupported transition between "${Object.keys(i)}" and "${r}" SourceBuffers`):(r.forEach((t=>{var s,r;const n=e[t],{id:a,codec:o,levelCodec:l,container:h,metadata:d,supplemental:c}=n;let u=i[t];const f=null==(s=this.transferData)||null==(s=s.tracks)?void 0:s[t],g=null!=f&&f.buffer?f:u,m=(null==g?void 0:g.pendingCodec)||(null==g?void 0:g.codec),p=null==g?void 0:g.levelCodec;u||(u=i[t]={buffer:void 0,listeners:[],codec:o,supplemental:c,container:h,levelCodec:l,metadata:d,id:a});const v=Ot(m,p),y=null==v?void 0:v.replace(fn,"$1");let E=Ot(o,l);const T=null==(r=E)?void 0:r.replace(fn,"$1");E&&v&&y!==T&&("audio"===t.slice(0,5)&&(E=xt(E,this.appendSource)),this.log(`switching codec ${m} to ${E}`),E!==(u.pendingCodec||u.codec)&&(u.pendingCodec=E),u.container=h,this.appendChangeType(t,h,E))})),(this.tracksReady||this.sourceBufferCount)&&(e.tracks=this.sourceBufferTracks),this.sourceBufferCount||(this.bufferCodecEventsTotal>1&&!this.tracks.video&&!e.video&&"main"===(null==(s=e.audio)?void 0:s.id)&&(this.log("Main audio-only"),this.bufferCodecEventsTotal=1),this.mediaSourceOpenOrEnded&&this.checkPendingTracks()))}get sourceBufferTracks(){return Object.keys(this.tracks).reduce(((t,e)=>{const s=this.tracks[e];return t[e]={id:s.id,container:s.container,codec:s.codec,levelCodec:s.levelCodec},t}),{})}appendChangeType(t,e,s){const i=`${e};codecs=${s}`,r={label:`change-type=${i}`,execute:()=>{const r=this.tracks[t];if(r){const n=r.buffer;null!=n&&n.changeType&&(this.log(`changing ${t} sourceBuffer type to ${i}`),n.changeType(i),r.codec=s,r.container=e)}this.shiftAndExecuteNext(t)},onStart:()=>{},onComplete:()=>{},onError:e=>{this.warn(`Failed to change ${t} SourceBuffer type`,e)}};this.append(r,t,this.isPending(this.tracks[t]))}blockAudio(t){var e;const s=t.start,i=s+.05*t.duration;if(!0===(null==(e=this.fragmentTracker.getAppendedFrag(s,f))?void 0:e.gap))return;const r={label:"block-audio",execute:()=>{var t;const e=this.tracks.video;(this.lastVideoAppendEnd>i||null!=e&&e.buffer&&es.isBuffered(e.buffer,i)||!0===(null==(t=this.fragmentTracker.getAppendedFrag(i,f))?void 0:t.gap))&&(this.blockedAudioAppend=null,this.shiftAndExecuteNext("audio"))},onStart:()=>{},onComplete:()=>{},onError:t=>{this.warn("Error executing block-audio operation",t)}};this.blockedAudioAppend={op:r,frag:t},this.append(r,"audio",!0)}unblockAudio(){const{blockedAudioAppend:t,operationQueue:e}=this;t&&e&&(this.blockedAudioAppend=null,e.unblockAudio(t.op))}onBufferAppending(t,e){const{tracks:s}=this,{data:r,type:n,parent:h,frag:d,part:c,chunkMeta:u,offset:g}=e,m=u.buffering[n],{sn:p,cc:v}=d,y=self.performance.now();m.start=y;const E=d.stats.buffering,T=c?c.stats.buffering:null;0===E.start&&(E.start=y),T&&0===T.start&&(T.start=y);const S=s.audio;let L=!1;"audio"===n&&"audio/mpeg"===(null==S?void 0:S.container)&&(L=!this.lastMpegAudioChunk||1===u.id||this.lastMpegAudioChunk.sn!==u.sn,this.lastMpegAudioChunk=u);const A=s.video,R=null==A?void 0:A.buffer;if(R&&"initSegment"!==p){const t=c||d,e=this.blockedAudioAppend;if("audio"!==n||"main"===h||this.blockedAudioAppend||A.ending||A.ended){if("video"===n){const s=t.end;if(e){const t=e.frag.start;(s>t||s{var t;m.executeStart=self.performance.now();const e=null==(t=this.tracks[n])?void 0:t.buffer;e&&(L?this.updateTimestampOffset(e,I,.1,n,p,v):void 0!==g&&i(g)&&this.updateTimestampOffset(e,g,1e-6,n,p,v)),this.appendExecutor(r,n)},onStart:()=>{},onComplete:()=>{const t=self.performance.now();m.executeEnd=m.end=t,0===E.first&&(E.first=t),T&&0===T.first&&(T.first=t);const e={};this.sourceBuffers.forEach((([t,s])=>{t&&(e[t]=es.getBuffered(s))})),this.appendErrors[n]=0,"audio"===n||"video"===n?this.appendErrors.audiovideo=0:(this.appendErrors.audio=0,this.appendErrors.video=0),this.hls.trigger(l.BUFFER_APPENDED,{type:n,frag:d,part:c,chunkMeta:u,parent:d.type,timeRanges:e})},onError:t=>{var e;const s={type:a.MEDIA_ERROR,parent:d.type,details:o.BUFFER_APPEND_ERROR,sourceBufferName:n,frag:d,part:c,chunkMeta:u,error:t,err:t,fatal:!1},i=null==(e=this.media)?void 0:e.error;if(t.code===DOMException.QUOTA_EXCEEDED_ERR||"QuotaExceededError"==t.name||"quota"in t)s.details=o.BUFFER_FULL_ERROR;else if(t.code===DOMException.INVALID_STATE_ERR&&this.mediaSourceOpenOrEnded&&!i)s.errorAction=we(!0);else if(t.name===gn&&0===this.sourceBufferCount)s.errorAction=we(!0);else{const t=++this.appendErrors[n];this.warn(`Failed ${t}/${this.hls.config.appendErrorMaxRetry} times to append segment in "${n}" sourceBuffer (${i||"no media error"})`),(t>=this.hls.config.appendErrorMaxRetry||i)&&(s.fatal=!0)}this.hls.trigger(l.ERROR,s)}};this.log(`queuing "${n}" append sn: ${p}${c?" p: "+c.index:""} of ${d.type===f?"level":"track"} ${d.level} cc: ${v}`),this.append(b,n,this.isPending(this.tracks[n]))}getFlushOp(t,e,s){return this.log(`queuing "${t}" remove ${e}-${s}`),{label:"remove",execute:()=>{this.removeExecutor(t,e,s)},onStart:()=>{},onComplete:()=>{this.hls.trigger(l.BUFFER_FLUSHED,{type:t})},onError:i=>{this.warn(`Failed to remove ${e}-${s} from "${t}" SourceBuffer`,i)}}}onBufferFlushing(t,e){const{type:s,startOffset:i,endOffset:r}=e;s?this.append(this.getFlushOp(s,i,r),s):this.sourceBuffers.forEach((([t])=>{t&&this.append(this.getFlushOp(t,i,r),t)}))}onFragParsed(t,e){const{frag:s,part:i}=e,r=[],n=i?i.elementaryStreams:s.elementaryStreams;n[W]?r.push("audiovideo"):(n[V]&&r.push("audio"),n[Y]&&r.push("video"));0===r.length&&this.warn(`Fragments must have at least one ElementaryStreamType set. type: ${s.type} level: ${s.level} sn: ${s.sn}`),this.blockBuffers((()=>{const t=self.performance.now();s.stats.buffering.end=t,i&&(i.stats.buffering.end=t);const e=i?i.stats:s.stats;this.hls.trigger(l.FRAG_BUFFERED,{frag:s,part:i,stats:e,id:s.type})}),r).catch((t=>{this.warn(`Fragment buffered callback ${t}`),this.stepOperationQueue(this.sourceBufferTypes)}))}onFragChanged(t,e){this.trimBuffers()}get bufferedToEnd(){return this.sourceBufferCount>0&&!this.sourceBuffers.some((([t])=>{if(t){const e=this.tracks[t];if(e)return!e.ended||e.ending}return!1}))}onBufferEos(t,e){var s;this.sourceBuffers.forEach((([t])=>{if(t){const s=this.tracks[t];e.type&&e.type!==t||(s.ending=!0,s.ended||(s.ended=!0,this.log(`${t} buffer reached EOS`)))}}));const i=!1!==(null==(s=this.overrides)?void 0:s.endOfStream);this.sourceBufferCount>0&&!this.sourceBuffers.some((([t])=>{var e;return t&&!(null!=(e=this.tracks[t])&&e.ended)}))?i?(this.log("Queueing EOS"),this.blockUntilOpen((()=>{this.tracksEnded();const{mediaSource:t}=this;t&&"open"===t.readyState?(this.log("Calling mediaSource.endOfStream()"),t.endOfStream(),this.hls.trigger(l.BUFFERED_TO_END,void 0)):t&&this.log(`Could not call mediaSource.endOfStream(). mediaSource.readyState: ${t.readyState}`)}))):(this.tracksEnded(),this.hls.trigger(l.BUFFERED_TO_END,void 0)):"video"===e.type&&this.unblockAudio()}tracksEnded(){this.sourceBuffers.forEach((([t])=>{if(null!==t){const e=this.tracks[t];e&&(e.ending=!1)}}))}onLevelUpdated(t,{details:e}){e.fragments.length&&(this.details=e,this.updateDuration())}updateDuration(){this.blockUntilOpen((()=>{const t=this.getDurationAndRange();t&&this.updateMediaSource(t)}))}onError(t,e){if(e.details===o.BUFFER_APPEND_ERROR&&e.frag){var s;const t=null==(s=e.errorAction)?void 0:s.nextAutoLevel;i(t)&&t!==e.frag.level&&this.resetAppendErrors()}}resetAppendErrors(){this.appendErrors={audio:0,video:0,audiovideo:0}}trimBuffers(){const{hls:t,details:e,media:s}=this;if(!s||null===e)return;if(!this.sourceBufferCount)return;const r=t.config,n=s.currentTime,a=e.levelTargetDuration,o=e.live&&null!==r.liveBackBufferLength?r.liveBackBufferLength:r.backBufferLength;if(i(o)&&o>=0){const t=Math.max(o,a),e=Math.floor(n/a)*a-t;this.flushBackBuffer(n,a,e)}const l=r.frontBufferFlushThreshold;if(i(l)&&l>0){const t=Math.max(r.maxBufferLength,l),e=Math.max(t,a),s=Math.floor(n/a)*a+e;this.flushFrontBuffer(n,a,s)}}flushBackBuffer(t,e,s){this.sourceBuffers.forEach((([t,e])=>{if(e){const r=es.getBuffered(e);if(r.length>0&&s>r.start(0)){var i;this.hls.trigger(l.BACK_BUFFER_REACHED,{bufferEnd:s});const e=this.tracks[t];if(null!=(i=this.details)&&i.live)this.hls.trigger(l.LIVE_BACK_BUFFER_REACHED,{bufferEnd:s});else if(null!=e&&e.ended)return void this.log(`Cannot flush ${t} back buffer while SourceBuffer is in ended state`);this.hls.trigger(l.BUFFER_FLUSHING,{startOffset:0,endOffset:s,type:t})}}}))}flushFrontBuffer(t,e,s){this.sourceBuffers.forEach((([e,i])=>{if(i){const r=es.getBuffered(i),n=r.length;if(n<2)return;const a=r.start(n-1),o=r.end(n-1);if(s>a||t>=a&&t<=o)return;this.hls.trigger(l.BUFFER_FLUSHING,{startOffset:a,endOffset:1/0,type:e})}}))}getDurationAndRange(){var t;const{details:e,mediaSource:s}=this;if(!e||!this.media||"open"!==(null==s?void 0:s.readyState))return null;const r=e.edge;if(e.live&&this.hls.config.liveDurationInfinity){if(e.fragments.length&&s.setLiveSeekableRange){const t=Math.max(0,e.fragmentStart);return{duration:1/0,start:t,end:Math.max(t,r)}}return{duration:1/0}}const n=null==(t=this.overrides)?void 0:t.duration;if(n)return i(n)?{duration:n}:null;const a=this.media.duration;return r>(i(s.duration)?s.duration:0)&&r>a||!i(a)?{duration:r}:null}updateMediaSource({duration:t,start:e,end:s}){const r=this.mediaSource;this.media&&r&&"open"===r.readyState&&(r.duration!==t&&(i(t)&&this.log(`Updating MediaSource duration to ${t.toFixed(3)}`),r.duration=t),void 0!==e&&void 0!==s&&(this.log(`MediaSource duration is set to ${r.duration}. Setting seekable range to ${e}-${s}.`),r.setLiveSeekableRange(e,s)))}get tracksReady(){const t=this.pendingTrackCount;return t>0&&(t>=this.bufferCodecEventsTotal||this.isPending(this.tracks.audiovideo))}checkPendingTracks(){const{bufferCodecEventsTotal:t,pendingTrackCount:e,tracks:s}=this;if(this.log(`checkPendingTracks (pending: ${e} codec events expected: ${t}) ${se(s)}`),this.tracksReady){var i;const t=null==(i=this.transferData)?void 0:i.tracks;t&&Object.keys(t).length?this.attachTransferred():this.createSourceBuffers()}}bufferCreated(){if(this.sourceBufferCount){const t={};this.sourceBuffers.forEach((([e,s])=>{if(e){const i=this.tracks[e];t[e]={buffer:s,container:i.container,codec:i.codec,supplemental:i.supplemental,levelCodec:i.levelCodec,id:i.id,metadata:i.metadata}}})),this.hls.trigger(l.BUFFER_CREATED,{tracks:t}),this.log(`SourceBuffers created. Running queue: ${this.operationQueue}`),this.sourceBuffers.forEach((([t])=>{this.executeNext(t)}))}else{const t=new Error("could not create source buffer for media codec(s)");this.hls.trigger(l.ERROR,{type:a.MEDIA_ERROR,details:o.BUFFER_INCOMPATIBLE_CODECS_ERROR,fatal:!0,error:t,reason:t.message})}}createSourceBuffers(){const{tracks:t,sourceBuffers:e,mediaSource:s}=this;if(!s)throw new Error("createSourceBuffers called when mediaSource was null");for(const r in t){const n=r,h=t[n];if(this.isPending(h)){const t=this.getTrackCodec(h,n),r=`${h.container};codecs=${t}`;h.codec=t,this.log(`creating sourceBuffer(${r})${this.currentOp(n)?" Queued":""} ${se(h)}`);try{const t=s.addSourceBuffer(r),i=vn(n),a=[n,t];e[i]=a,h.buffer=t}catch(t){var i;return this.error(`error while trying to add sourceBuffer: ${t.message}`),this.shiftAndExecuteNext(n),null==(i=this.operationQueue)||i.removeBlockers(),delete this.tracks[n],void this.hls.trigger(l.ERROR,{type:a.MEDIA_ERROR,details:o.BUFFER_ADD_CODEC_ERROR,fatal:!1,error:t,sourceBufferName:n,mimeType:r,parent:h.id})}this.trackSourceBuffer(n,h)}}this.bufferCreated()}getTrackCodec(t,e){const s=t.supplemental;let i=t.codec;s&&("video"===e||"audiovideo"===e)&&bt(s,"video")&&(i=function(t,e){const s=[];if(t){const e=t.split(",");for(let t=0;t{const s=e.removedRanges;null!=s&&s.length&&this.hls.trigger(l.BUFFER_FLUSHED,{type:t})}))}get mediaSrc(){var t,e;const s=(null==(t=this.media)||null==(e=t.querySelector)?void 0:e.call(t,"source"))||this.media;return null==s?void 0:s.src}onSBUpdateStart(t){const e=this.currentOp(t);e&&e.onStart()}onSBUpdateEnd(t){var e;if("closed"===(null==(e=this.mediaSource)?void 0:e.readyState))return void this.resetBuffer(t);const s=this.currentOp(t);s&&(s.onComplete(),this.shiftAndExecuteNext(t))}onSBUpdateError(t,e){var s;const i=new Error(`${t} SourceBuffer error. MediaSource readyState: ${null==(s=this.mediaSource)?void 0:s.readyState}`);this.error(`${i}`,e),this.hls.trigger(l.ERROR,{type:a.MEDIA_ERROR,details:o.BUFFER_APPENDING_ERROR,sourceBufferName:t,error:i,fatal:!1});const r=this.currentOp(t);r&&r.onError(i)}updateTimestampOffset(t,e,s,i,r,n){const a=e-t.timestampOffset;Math.abs(a)>=s&&(this.log(`Updating ${i} SourceBuffer timestampOffset to ${e} (sn: ${r} cc: ${n})`),t.timestampOffset=e)}removeExecutor(t,e,s){const{media:r,mediaSource:n}=this,a=this.tracks[t],o=null==a?void 0:a.buffer;if(!r||!n||!o)return this.warn(`Attempting to remove from the ${t} SourceBuffer, but it does not exist`),void this.shiftAndExecuteNext(t);const l=i(r.duration)?r.duration:1/0,h=i(n.duration)?n.duration:1/0,d=Math.max(0,e),c=Math.min(s,l,h);c>d&&(!a.ending||a.ended)?(a.ended=!1,this.log(`Removing [${d},${c}] from the ${t} SourceBuffer`),o.remove(d,c)):this.shiftAndExecuteNext(t)}appendExecutor(t,e){const s=this.tracks[e],i=null==s?void 0:s.buffer;if(!i)throw new mn(`Attempting to append to the ${e} SourceBuffer, but it does not exist`);s.ending=!1,s.ended=!1,i.appendBuffer(t)}blockUntilOpen(t){if(this.isUpdating()||this.isQueued())this.blockBuffers(t).catch((t=>{this.warn(`SourceBuffer blocked callback ${t}`),this.stepOperationQueue(this.sourceBufferTypes)}));else try{t()}catch(t){this.warn(`Callback run without blocking ${this.operationQueue} ${t}`)}}isUpdating(){return this.sourceBuffers.some((([t,e])=>t&&e.updating))}isQueued(){return this.sourceBuffers.some((([t])=>t&&!!this.currentOp(t)))}isPending(t){return!!t&&!t.buffer}blockBuffers(t,e=this.sourceBufferTypes){if(!e.length)return this.log("Blocking operation requested, but no SourceBuffers exist"),Promise.resolve().then(t);const{operationQueue:s}=this,i=e.map((t=>this.appendBlocker(t)));return e.length>1&&!!this.blockedAudioAppend&&this.unblockAudio(),Promise.all(i).then((e=>{s===this.operationQueue&&(t(),this.stepOperationQueue(this.sourceBufferTypes))}))}stepOperationQueue(t){t.forEach((t=>{var e;const s=null==(e=this.tracks[t])?void 0:e.buffer;s&&!s.updating&&this.shiftAndExecuteNext(t)}))}append(t,e,s){this.operationQueue&&this.operationQueue.append(t,e,s)}appendBlocker(t){if(this.operationQueue)return this.operationQueue.appendBlocker(t)}currentOp(t){return this.operationQueue?this.operationQueue.current(t):null}executeNext(t){t&&this.operationQueue&&this.operationQueue.executeNext(t)}shiftAndExecuteNext(t){this.operationQueue&&this.operationQueue.shiftAndExecuteNext(t)}get pendingTrackCount(){return Object.keys(this.tracks).reduce(((t,e)=>t+(this.isPending(this.tracks[e])?1:0)),0)}get sourceBufferCount(){return this.sourceBuffers.reduce(((t,[e])=>t+(e?1:0)),0)}get sourceBufferTypes(){return this.sourceBuffers.map((([t])=>t)).filter((t=>!!t))}addBufferListener(t,e,s){const i=this.tracks[t];if(!i)return;const r=i.buffer;if(!r)return;const n=s.bind(this,t);i.listeners.push({event:e,listener:n}),r.addEventListener(e,n)}removeBufferListeners(t){const e=this.tracks[t];if(!e)return;const s=e.buffer;s&&(e.listeners.forEach((t=>{s.removeEventListener(t.event,t.listener)})),e.listeners.length=0)}},capLevelController:yn,errorController:class extends L{constructor(t){super("error-controller",t.logger),this.hls=void 0,this.playlistError=0,this.hls=t,this.registerListeners()}registerListeners(){const t=this.hls;t.on(l.ERROR,this.onError,this),t.on(l.MANIFEST_LOADING,this.onManifestLoading,this),t.on(l.LEVEL_UPDATED,this.onLevelUpdated,this)}unregisterListeners(){const t=this.hls;t&&(t.off(l.ERROR,this.onError,this),t.off(l.ERROR,this.onErrorOut,this),t.off(l.MANIFEST_LOADING,this.onManifestLoading,this),t.off(l.LEVEL_UPDATED,this.onLevelUpdated,this))}destroy(){this.unregisterListeners(),this.hls=null}startLoad(t){}stopLoad(){this.playlistError=0}getVariantLevelIndex(t){return(null==t?void 0:t.type)===f?t.level:this.getVariantIndex()}getVariantIndex(){var t;const e=this.hls,s=e.currentLevel;return null!=(t=e.loadLevelObj)&&t.details||-1===s?e.loadLevel:s}variantHasKey(t,e){if(t){var s;if(null!=(s=t.details)&&s.hasKey(e))return!0;const i=t.audioGroups;if(i){return this.hls.allAudioTracks.filter((t=>i.indexOf(t.groupId)>=0)).some((t=>{var s;return null==(s=t.details)?void 0:s.hasKey(e)}))}}return!1}onManifestLoading(){this.playlistError=0}onLevelUpdated(){this.playlistError=0}onError(t,e){var s;if(e.fatal)return;const i=this.hls,r=e.context;switch(e.details){case o.FRAG_LOAD_ERROR:case o.FRAG_LOAD_TIMEOUT:case o.KEY_LOAD_ERROR:case o.KEY_LOAD_TIMEOUT:return void(e.errorAction=this.getFragRetryOrSwitchAction(e));case o.FRAG_PARSING_ERROR:if(null!=(s=e.frag)&&s.gap)return void(e.errorAction=we());case o.FRAG_GAP:case o.FRAG_DECRYPT_ERROR:return e.errorAction=this.getFragRetryOrSwitchAction(e),void(e.errorAction.action=Ie);case o.LEVEL_EMPTY_ERROR:case o.LEVEL_PARSING_ERROR:{var n;const t=e.parent===f?e.level:i.loadLevel;e.details===o.LEVEL_EMPTY_ERROR&&null!=(n=e.context)&&null!=(n=n.levelDetails)&&n.live?e.errorAction=this.getPlaylistRetryOrSwitchAction(e,t):(e.levelRetry=!1,e.errorAction=this.getLevelSwitchAction(e,t))}return;case o.LEVEL_LOAD_ERROR:case o.LEVEL_LOAD_TIMEOUT:return void("number"==typeof(null==r?void 0:r.level)&&(e.errorAction=this.getPlaylistRetryOrSwitchAction(e,r.level)));case o.AUDIO_TRACK_LOAD_ERROR:case o.AUDIO_TRACK_LOAD_TIMEOUT:case o.SUBTITLE_LOAD_ERROR:case o.SUBTITLE_TRACK_LOAD_TIMEOUT:if(r){const t=i.loadLevelObj;if(t&&(r.type===c&&t.hasAudioGroup(r.groupId)||r.type===u&&t.hasSubtitleGroup(r.groupId)))return e.errorAction=this.getPlaylistRetryOrSwitchAction(e,i.loadLevel),e.errorAction.action=Ie,void(e.errorAction.flags=_e)}return;case o.KEY_SYSTEM_STATUS_OUTPUT_RESTRICTED:return void(e.errorAction={action:Ie,flags:Pe});case o.KEY_SYSTEM_SESSION_UPDATE_FAILED:case o.KEY_SYSTEM_STATUS_INTERNAL_ERROR:case o.KEY_SYSTEM_NO_SESSION:return void(e.errorAction={action:Ie,flags:Ce});case o.BUFFER_ADD_CODEC_ERROR:case o.REMUX_ALLOC_ERROR:case o.BUFFER_APPEND_ERROR:var l;if(!e.errorAction)e.errorAction=this.getLevelSwitchAction(e,null!=(l=e.level)?l:i.loadLevel);return;case o.INTERNAL_EXCEPTION:case o.BUFFER_APPENDING_ERROR:case o.BUFFER_FULL_ERROR:case o.LEVEL_SWITCH_ERROR:case o.BUFFER_STALLED_ERROR:case o.BUFFER_SEEK_OVER_HOLE:case o.BUFFER_NUDGE_ON_STALL:return void(e.errorAction=we())}e.type===a.KEY_SYSTEM_ERROR&&(e.levelRetry=!1,e.errorAction=we())}getPlaylistRetryOrSwitchAction(t,e){const s=Ee(this.hls.config.playlistLoadPolicy,t),i=this.playlistError++;if(Le(s,i,pe(t),t.response))return{action:ke,flags:De,retryConfig:s,retryCount:i};const r=this.getLevelSwitchAction(t,e);return s&&(r.retryConfig=s,r.retryCount=i),r}getFragRetryOrSwitchAction(t){const e=this.hls,s=this.getVariantLevelIndex(t.frag),i=e.levels[s],{fragLoadPolicy:r,keyLoadPolicy:n}=e.config,a=Ee(ve(t)?n:r,t),l=e.levels.reduce(((t,e)=>t+e.fragmentError),0);if(i&&(t.details!==o.FRAG_GAP&&i.fragmentError++,!ye(t))){if(Le(a,l,pe(t),t.response))return{action:ke,flags:De,retryConfig:a,retryCount:l}}const h=this.getLevelSwitchAction(t,s);return a&&(h.retryConfig=a,h.retryCount=l),h}getLevelSwitchAction(t,e){const s=this.hls;null==e&&(e=s.loadLevel);const i=this.hls.levels[e];if(i){var r,n;const e=t.details;i.loadError++,e===o.BUFFER_APPEND_ERROR&&i.fragmentError++;let h=-1;const{levels:d,loadLevel:p,minAutoLevel:v,maxAutoLevel:y}=s;s.autoLevelEnabled||s.config.preserveManualLevelOnError||(s.loadLevel=-1);const E=null==(r=t.frag)?void 0:r.type,T=(E===g&&e===o.FRAG_PARSING_ERROR||"audio"===t.sourceBufferName&&(e===o.BUFFER_ADD_CODEC_ERROR||e===o.BUFFER_APPEND_ERROR))&&d.some((({audioCodec:t})=>i.audioCodec!==t)),S="video"===t.sourceBufferName&&(e===o.BUFFER_ADD_CODEC_ERROR||e===o.BUFFER_APPEND_ERROR)&&d.some((({codecSet:t,audioCodec:e})=>i.codecSet!==t&&i.audioCodec===e)),{type:L,groupId:A}=null!=(n=t.context)?n:{};for(let s=d.length;s--;){const r=(s+p)%d.length;if(r!==p&&r>=v&&r<=y&&0===d[r].loadError){var a,l;const s=d[r];if(e===o.FRAG_GAP&&E===f&&t.frag){const e=d[r].details;if(e){const s=ue(t.frag,e.fragments,t.frag.start);if(null!=s&&s.gap)continue}}else{if(L===c&&s.hasAudioGroup(A)||L===u&&s.hasSubtitleGroup(A))continue;if(E===g&&null!=(a=i.audioGroups)&&a.some((t=>s.hasAudioGroup(t)))||E===m&&null!=(l=i.subtitleGroups)&&l.some((t=>s.hasSubtitleGroup(t)))||T&&i.audioCodec===s.audioCodec||S&&i.codecSet===s.codecSet||!T&&i.codecSet!==s.codecSet)continue}h=r;break}}if(h>-1&&s.loadLevel!==h)return t.levelRetry=!0,this.playlistError=0,{action:Ie,flags:De,nextAutoLevel:h}}return{action:Ie,flags:_e}}onErrorOut(t,e){var s;switch(null==(s=e.errorAction)?void 0:s.action){case Re:break;case Ie:this.sendAlternateToPenaltyBox(e),e.errorAction.resolved||e.details===o.FRAG_GAP?/MediaSource readyState: ended/.test(e.error.message)&&(this.warn(`MediaSource ended after "${e.sourceBufferName}" sourceBuffer append error. Attempting to recover from media error.`),this.hls.recoverMediaError()):e.fatal=!0}e.fatal&&this.hls.stopLoad()}sendAlternateToPenaltyBox(t){const e=this.hls,s=t.errorAction;if(!s)return;const{flags:i}=s,r=s.nextAutoLevel;switch(i){case De:this.switchLevel(t,r);break;case Pe:{const i=this.getVariantLevelIndex(t.frag),r=e.levels[i],n=null==r?void 0:r.attrs["HDCP-LEVEL"];if(s.hdcpLevel=n,"NONE"===n)this.warn("HDCP policy resticted output with HDCP-LEVEL=NONE");else if(n){e.maxHdcpLevel=Wt[Wt.indexOf(n)-1],s.resolved=!0,this.warn(`Restricting playback to HDCP-LEVEL of "${e.maxHdcpLevel}" or lower`);break}}case Ce:{const e=t.decryptdata;if(e){const i=this.hls.levels,r=i.length;for(let s=r;s--;){var n,a;if(this.variantHasKey(i[s],e))this.log(`Banned key found in level ${s} (${i[s].bitrate}bps) or audio group "${null==(n=i[s].audioGroups)?void 0:n.join(",")}" (${null==(a=t.frag)?void 0:a.type} fragment) ${w(e.keyId||[])}`),i[s].fragmentError++,i[s].loadError++,this.log(`Removing level ${s} with key error (${t.error})`),this.hls.removeLevel(s)}const o=t.frag;if(this.hls.levels.length0&&r>o.config.fpsDroppedMonitoringThreshold*n){let t=o.currentLevel;o.logger.warn("drop FPS ratio greater than max allowed value for currentLevel: "+t),t>0&&(-1===o.autoLevelCapping||o.autoLevelCapping>=t)&&(t-=1,o.trigger(l.FPS_DROP_LEVEL_CAPPING,{level:t,droppedLevel:o.currentLevel}),o.autoLevelCapping=t,this.streamController.nextLevelSwitch())}}this.lastTime=i,this.lastDroppedFrames=s,this.lastDecodedFrames=e}}checkFPSInterval(){const t=this.media;if(t)if(this.isVideoPlaybackQualityAvailable){const e=t.getVideoPlaybackQuality();this.checkFPS(t,e.totalVideoFrames,e.droppedVideoFrames)}else this.checkFPS(t,t.webkitDecodedFrameCount,t.webkitDroppedFrameCount)}},stretchShortVideoTrack:!1,maxAudioFramesDrift:1,forceKeyFrameOnDiscontinuity:!0,abrEwmaFastLive:3,abrEwmaSlowLive:9,abrEwmaFastVoD:3,abrEwmaSlowVoD:9,abrEwmaDefaultEstimate:5e5,abrEwmaDefaultEstimateMax:5e6,abrBandWidthFactor:.95,abrBandWidthUpFactor:.7,abrMaxWithRealBitrate:!1,maxStarvationDelay:4,maxLoadingDelay:4,minAutoBitrate:0,emeEnabled:!1,widevineLicenseUrl:void 0,drmSystems:{},drmSystemOptions:{},requestMediaKeySystemAccessFunc:Ps,requireKeySystemAccessOnStart:!1,testBandwidth:!0,progressive:!1,lowLatencyMode:!0,cmcd:void 0,enableDateRangeMetadataCues:!0,enableEmsgMetadataCues:!0,enableEmsgKLVMetadata:!1,enableID3MetadataCues:!0,enableInterstitialPlayback:!0,interstitialAppendInPlace:!0,interstitialLiveLookAhead:10,useMediaCapabilities:!0,preserveManualLevelOnError:!1,certLoadPolicy:{default:{maxTimeToFirstByteMs:8e3,maxLoadTimeMs:2e4,timeoutRetry:null,errorRetry:null}},keyLoadPolicy:{default:{maxTimeToFirstByteMs:8e3,maxLoadTimeMs:2e4,timeoutRetry:{maxNumRetry:1,retryDelayMs:1e3,maxRetryDelayMs:2e4,backoff:"linear"},errorRetry:{maxNumRetry:8,retryDelayMs:1e3,maxRetryDelayMs:2e4,backoff:"linear"}}},manifestLoadPolicy:{default:{maxTimeToFirstByteMs:1/0,maxLoadTimeMs:2e4,timeoutRetry:{maxNumRetry:2,retryDelayMs:0,maxRetryDelayMs:0},errorRetry:{maxNumRetry:1,retryDelayMs:1e3,maxRetryDelayMs:8e3}}},playlistLoadPolicy:{default:{maxTimeToFirstByteMs:1e4,maxLoadTimeMs:2e4,timeoutRetry:{maxNumRetry:2,retryDelayMs:0,maxRetryDelayMs:0},errorRetry:{maxNumRetry:2,retryDelayMs:1e3,maxRetryDelayMs:8e3}}},fragLoadPolicy:{default:{maxTimeToFirstByteMs:1e4,maxLoadTimeMs:12e4,timeoutRetry:{maxNumRetry:4,retryDelayMs:0,maxRetryDelayMs:0},errorRetry:{maxNumRetry:6,retryDelayMs:1e3,maxRetryDelayMs:8e3}}},steeringManifestLoadPolicy:{default:{maxTimeToFirstByteMs:1e4,maxLoadTimeMs:2e4,timeoutRetry:{maxNumRetry:2,retryDelayMs:0,maxRetryDelayMs:0},errorRetry:{maxNumRetry:1,retryDelayMs:1e3,maxRetryDelayMs:8e3}}},interstitialAssetListLoadPolicy:{default:{maxTimeToFirstByteMs:1e4,maxLoadTimeMs:3e4,timeoutRetry:{maxNumRetry:0,retryDelayMs:0,maxRetryDelayMs:0},errorRetry:{maxNumRetry:0,retryDelayMs:1e3,maxRetryDelayMs:8e3}}},manifestLoadingTimeOut:1e4,manifestLoadingMaxRetry:1,manifestLoadingRetryDelay:1e3,manifestLoadingMaxRetryTimeout:64e3,levelLoadingTimeOut:1e4,levelLoadingMaxRetry:4,levelLoadingRetryDelay:1e3,levelLoadingMaxRetryTimeout:64e3,fragLoadingTimeOut:2e4,fragLoadingMaxRetry:6,fragLoadingRetryDelay:1e3,fragLoadingMaxRetryTimeout:64e3},{cueHandler:Mo,enableWebVTT:!0,enableIMSC1:!0,enableCEA708Captions:!0,captionsTextTrack1Label:"English",captionsTextTrack1LanguageCode:"en",captionsTextTrack2Label:"Spanish",captionsTextTrack2LanguageCode:"es",captionsTextTrack3Label:"Unknown CC",captionsTextTrack3LanguageCode:"",captionsTextTrack4Label:"Unknown CC",captionsTextTrack4LanguageCode:"",renderTextTracksNatively:!0}),{},{subtitleStreamController:class extends Pi{constructor(t,e,s){super(t,e,s,"subtitle-stream-controller",m),this.currentTrackId=-1,this.tracksBuffered=[],this.mainDetails=null,this.registerListeners()}onHandlerDestroying(){this.unregisterListeners(),super.onHandlerDestroying(),this.mainDetails=null}registerListeners(){super.registerListeners();const{hls:t}=this;t.on(l.LEVEL_LOADED,this.onLevelLoaded,this),t.on(l.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),t.on(l.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),t.on(l.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),t.on(l.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),t.on(l.BUFFER_FLUSHING,this.onBufferFlushing,this)}unregisterListeners(){super.unregisterListeners();const{hls:t}=this;t.off(l.LEVEL_LOADED,this.onLevelLoaded,this),t.off(l.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),t.off(l.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),t.off(l.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),t.off(l.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),t.off(l.BUFFER_FLUSHING,this.onBufferFlushing,this)}startLoad(t,e){this.stopLoad(),this.state=Ei,this.setInterval(500),this.nextLoadPosition=this.lastCurrentTime=t+this.timelineOffset,this.startPosition=e?-1:t,this.tick()}onManifestLoading(){super.onManifestLoading(),this.mainDetails=null}onMediaDetaching(t,e){this.tracksBuffered=[],super.onMediaDetaching(t,e)}onLevelLoaded(t,e){this.mainDetails=e.details}onSubtitleFragProcessed(t,e){const{frag:s,success:i}=e;if(this.fragContextChanged(s)||(q(s)&&(this.fragPrevious=s),this.state=Ei),!i)return;const r=this.tracksBuffered[this.currentTrackId];if(!r)return;let n;const a=s.start;for(let t=0;t=r[t].start&&a<=r[t].end){n=r[t];break}const o=s.start+s.duration;n?n.end=o:(n={start:a,end:o},r.push(n)),this.fragmentTracker.fragBuffered(s),this.fragBufferedComplete(s,null),this.media&&this.tick()}onBufferFlushing(t,e){const{startOffset:s,endOffset:i}=e;if(0===s&&i!==Number.POSITIVE_INFINITY){const t=i-1;if(t<=0)return;e.endOffsetSubtitles=Math.max(0,t),this.tracksBuffered.forEach((e=>{for(let s=0;snew Jt(t))):(this.tracksBuffered=[],this.levels=e.map((t=>{const e=new Jt(t);return this.tracksBuffered[e.id]=[],e})),this.fragmentTracker.removeFragmentsInRange(0,Number.POSITIVE_INFINITY,m),this.fragPrevious=null,this.mediaBuffer=null)}onSubtitleTrackSwitch(t,e){var s;if(this.currentTrackId=e.id,null==(s=this.levels)||!s.length||-1===this.currentTrackId)return void this.clearInterval();const i=this.levels[this.currentTrackId];null!=i&&i.details?this.mediaBuffer=this.mediaBufferTimeRanges:this.mediaBuffer=null,i&&this.state!==yi&&this.setInterval(500)}onSubtitleTrackLoaded(t,e){var s;const{currentTrackId:i,levels:r}=this,{details:n,id:a}=e;if(!r)return void this.warn(`Subtitle tracks were reset while loading level ${a}`);const o=r[a];if(a>=r.length||!o)return;this.log(`Subtitle track ${a} loaded [${n.startSN},${n.endSN}]${n.lastPartSn?`[part-${n.lastPartSn}-${n.lastPartIndex}]`:""},duration:${n.totalduration}`),this.mediaBuffer=this.mediaBufferTimeRanges;let h=0;if(n.live||null!=(s=o.details)&&s.live){if(n.deltaUpdateFailed)return;const t=this.mainDetails;if(!t)return void(this.startFragRequested=!1);const e=t.fragments[0];var d;if(o.details)h=this.alignPlaylists(n,o.details,null==(d=this.levelLastLoaded)?void 0:d.details),0===h&&e&&(h=e.start,si(n,h));else n.hasProgramDateTime&&t.hasProgramDateTime?(gi(n,t),h=n.fragmentStart):e&&(h=e.start,si(n,h));t&&!this.startFragRequested&&this.setStartPosition(t,h)}if(o.details=n,this.levelLastLoaded=o,a===i&&(this.hls.trigger(l.SUBTITLE_TRACK_UPDATED,{details:n,id:a,groupId:e.groupId}),this.tick(),n.live&&!this.fragCurrent&&this.media&&this.state===Ei)){ue(null,n.fragments,this.media.currentTime,0)||(this.warn("Subtitle playlist not aligned with playback"),o.details=void 0)}}_handleFragmentLoadComplete(t){const{frag:e,payload:s}=t,i=e.decryptdata,r=this.hls;if(!this.fragContextChanged(e)&&s&&s.byteLength>0&&null!=i&&i.key&&i.iv&&ms(i.method)){const t=performance.now();this.decrypter.decrypt(new Uint8Array(s),i.key.buffer,i.iv.buffer,ps(i.method)).catch((t=>{throw r.trigger(l.ERROR,{type:a.MEDIA_ERROR,details:o.FRAG_DECRYPT_ERROR,fatal:!1,error:t,reason:t.message,frag:e}),t})).then((s=>{const i=performance.now();r.trigger(l.FRAG_DECRYPTED,{frag:e,payload:s,stats:{tstart:t,tdecrypt:i}})})).catch((t=>{this.warn(`${t.name}: ${t.message}`),this.state=Ei}))}}doTick(){if(this.media){if(this.state===Ei){const{currentTrackId:t,levels:e}=this,s=null==e?void 0:e[t];if(!s||!e.length||!s.details)return;if(this.waitForLive(s))return;const{config:i}=this,r=this.getLoadPosition(),n=es.bufferedInfo(this.tracksBuffered[this.currentTrackId]||[],r,i.maxBufferHole),{end:a,len:o}=n,l=s.details;if(o>this.hls.maxBufferLength+l.levelTargetDuration)return;const h=l.fragments,d=h.length,c=l.edge;let u=null;const f=this.fragPrevious;if(ac-t?0:t;u=ue(f,h,Math.max(h[0].start,a),e),!u&&f&&f.startthis.pollTrackChange(0),this.onTextTracksChanged=()=>{if(this.useTextTrackPolling||self.clearInterval(this.subtitlePollingInterval),!this.media||!this.hls.config.renderTextTracksNatively)return;let t=null;const e=Aa(this.media.textTracks);for(let s=0;s-1&&this.toggleTrackModes()}registerListeners(){const{hls:t}=this;t.on(l.MEDIA_ATTACHED,this.onMediaAttached,this),t.on(l.MEDIA_DETACHING,this.onMediaDetaching,this),t.on(l.MANIFEST_LOADING,this.onManifestLoading,this),t.on(l.MANIFEST_PARSED,this.onManifestParsed,this),t.on(l.LEVEL_LOADING,this.onLevelLoading,this),t.on(l.LEVEL_SWITCHING,this.onLevelSwitching,this),t.on(l.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),t.on(l.ERROR,this.onError,this)}unregisterListeners(){const{hls:t}=this;t.off(l.MEDIA_ATTACHED,this.onMediaAttached,this),t.off(l.MEDIA_DETACHING,this.onMediaDetaching,this),t.off(l.MANIFEST_LOADING,this.onManifestLoading,this),t.off(l.MANIFEST_PARSED,this.onManifestParsed,this),t.off(l.LEVEL_LOADING,this.onLevelLoading,this),t.off(l.LEVEL_SWITCHING,this.onLevelSwitching,this),t.off(l.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),t.off(l.ERROR,this.onError,this)}onMediaAttached(t,e){this.media=e.media,this.media&&(this.queuedDefaultTrack>-1&&(this.subtitleTrack=this.queuedDefaultTrack,this.queuedDefaultTrack=-1),this.useTextTrackPolling=!(this.media.textTracks&&"onchange"in this.media.textTracks),this.useTextTrackPolling?this.pollTrackChange(500):this.media.textTracks.addEventListener("change",this.asyncPollTrackChange))}pollTrackChange(t){self.clearInterval(this.subtitlePollingInterval),this.subtitlePollingInterval=self.setInterval(this.onTextTracksChanged,t)}onMediaDetaching(t,e){const s=this.media;if(!s)return;const i=!!e.transferMedia;if(self.clearInterval(this.subtitlePollingInterval),this.useTextTrackPolling||s.textTracks.removeEventListener("change",this.asyncPollTrackChange),this.trackId>-1&&(this.queuedDefaultTrack=this.trackId),this.subtitleTrack=-1,this.media=null,i)return;Aa(s.textTracks).forEach((t=>{Sa(t)}))}onManifestLoading(){this.tracks=[],this.groupIds=null,this.tracksInGroup=[],this.trackId=-1,this.currentTrack=null,this.selectDefaultTrack=!0}onManifestParsed(t,e){this.tracks=e.subtitleTracks}onSubtitleTrackLoaded(t,e){const{id:s,groupId:i,details:r}=e,n=this.tracksInGroup[s];if(!n||n.groupId!==i)return void this.warn(`Subtitle track with id:${s} and group:${i} not found in active group ${null==n?void 0:n.groupId}`);const a=n.details;n.details=e.details,this.log(`Subtitle track ${s} "${n.name}" lang:${n.lang} group:${i} loaded [${r.startSN}-${r.endSN}]`),s===this.trackId&&this.playlistLoaded(s,e,a)}onLevelLoading(t,e){this.switchLevel(e.level)}onLevelSwitching(t,e){this.switchLevel(e.level)}switchLevel(t){const e=this.hls.levels[t];if(!e)return;const s=e.subtitleGroups||null,i=this.groupIds;let r=this.currentTrack;if(!s||(null==i?void 0:i.length)!==(null==s?void 0:s.length)||null!=s&&s.some((t=>-1===(null==i?void 0:i.indexOf(t))))){this.groupIds=s,this.trackId=-1,this.currentTrack=null;const t=this.tracks.filter((t=>!s||-1!==s.indexOf(t.groupId)));if(t.length)this.selectDefaultTrack&&!t.some((t=>t.default))&&(this.selectDefaultTrack=!1),t.forEach(((t,e)=>{t.id=e}));else if(!r&&!this.tracksInGroup.length)return;this.tracksInGroup=t;const e=this.hls.config.subtitlePreference;if(!r&&e){this.selectDefaultTrack=!1;const s=ae(e,t);if(s>-1)r=t[s];else{const t=ae(e,this.tracks);r=this.tracks[t]}}let i=this.findTrackId(r);-1===i&&r&&(i=this.findTrackId(null));const n={subtitleTracks:t};this.log(`Updating subtitle tracks, ${t.length} track(s) found in "${null==s?void 0:s.join(",")}" group-id`),this.hls.trigger(l.SUBTITLE_TRACKS_UPDATED,n),-1!==i&&-1===this.trackId&&this.setSubtitleTrack(i)}}findTrackId(t){const e=this.tracksInGroup,s=this.selectDefaultTrack;for(let i=0;i-1){const t=this.tracksInGroup[i];return this.setSubtitleTrack(i),t}if(s)return null;{const s=ae(t,e);if(s>-1)return e[s]}}}return null}loadPlaylist(t){super.loadPlaylist(),this.shouldLoadPlaylist(this.currentTrack)&&this.scheduleLoading(this.currentTrack,t)}loadingPlaylist(t,e){super.loadingPlaylist(t,e);const s=t.id,i=t.groupId,r=this.getUrlWithDirectives(t.url,e),n=t.details,a=null==n?void 0:n.age;this.log(`Loading subtitle ${s} "${t.name}" lang:${t.lang} group:${i}${void 0!==(null==e?void 0:e.msn)?" at sn "+e.msn+" part "+e.part:""}${a&&n.live?" age "+a.toFixed(1)+(n.type?" "+n.type||0:""):""} ${r}`),this.hls.trigger(l.SUBTITLE_TRACK_LOADING,{url:r,id:s,groupId:i,deliveryDirectives:e||null,track:t})}toggleTrackModes(){const{media:t}=this;if(!t)return;const e=Aa(t.textTracks),s=this.currentTrack;let i;if(s&&(i=e.filter((t=>cn(s,t)))[0],i||this.warn(`Unable to find subtitle TextTrack with name "${s.name}" and language "${s.lang}"`)),[].slice.call(e).forEach((t=>{"disabled"!==t.mode&&t!==i&&(t.mode="disabled")})),i){const t=this.subtitleDisplay?"showing":"hidden";i.mode!==t&&(i.mode=t)}}setSubtitleTrack(t){const e=this.tracksInGroup;if(!this.media)return void(this.queuedDefaultTrack=t);if(t<-1||t>=e.length||!i(t))return void this.warn(`Invalid subtitle track id: ${t}`);this.selectDefaultTrack=!1;const s=this.currentTrack,r=e[t]||null;if(this.trackId=t,this.currentTrack=r,this.toggleTrackModes(),!r)return void this.hls.trigger(l.SUBTITLE_TRACK_SWITCH,{id:t});const n=!!r.details&&!r.details.live;if(t===this.trackId&&r===s&&n)return;this.log(`Switching to subtitle-track ${t}`+(r?` "${r.name}" lang:${r.lang} group:${r.groupId}`:""));const{id:a,groupId:o="",name:h,type:d,url:c}=r;this.hls.trigger(l.SUBTITLE_TRACK_SWITCH,{id:a,groupId:o,name:h,type:d,url:c});const u=this.switchParams(r.url,null==s?void 0:s.details,r.details);this.loadPlaylist(u)}},timelineController:class{constructor(t){this.hls=void 0,this.media=null,this.config=void 0,this.enabled=!0,this.Cues=void 0,this.textTracks=[],this.tracks=[],this.initPTS=[],this.unparsedVttFrags=[],this.captionsTracks={},this.nonNativeCaptionsTracks={},this.cea608Parser1=void 0,this.cea608Parser2=void 0,this.lastCc=-1,this.lastSn=-1,this.lastPartIndex=-1,this.prevCC=-1,this.vttCCs={ccOffset:0,presentationOffset:0,0:{start:0,prevCC:-1,new:!0}},this.captionsProperties=void 0,this.hls=t,this.config=t.config,this.Cues=t.config.cueHandler,this.captionsProperties={textTrack1:{label:this.config.captionsTextTrack1Label,languageCode:this.config.captionsTextTrack1LanguageCode},textTrack2:{label:this.config.captionsTextTrack2Label,languageCode:this.config.captionsTextTrack2LanguageCode},textTrack3:{label:this.config.captionsTextTrack3Label,languageCode:this.config.captionsTextTrack3LanguageCode},textTrack4:{label:this.config.captionsTextTrack4Label,languageCode:this.config.captionsTextTrack4LanguageCode}},t.on(l.MEDIA_ATTACHING,this.onMediaAttaching,this),t.on(l.MEDIA_DETACHING,this.onMediaDetaching,this),t.on(l.MANIFEST_LOADING,this.onManifestLoading,this),t.on(l.MANIFEST_LOADED,this.onManifestLoaded,this),t.on(l.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),t.on(l.FRAG_LOADING,this.onFragLoading,this),t.on(l.FRAG_LOADED,this.onFragLoaded,this),t.on(l.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),t.on(l.FRAG_DECRYPTED,this.onFragDecrypted,this),t.on(l.INIT_PTS_FOUND,this.onInitPtsFound,this),t.on(l.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),t.on(l.BUFFER_FLUSHING,this.onBufferFlushing,this)}destroy(){const{hls:t}=this;t.off(l.MEDIA_ATTACHING,this.onMediaAttaching,this),t.off(l.MEDIA_DETACHING,this.onMediaDetaching,this),t.off(l.MANIFEST_LOADING,this.onManifestLoading,this),t.off(l.MANIFEST_LOADED,this.onManifestLoaded,this),t.off(l.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),t.off(l.FRAG_LOADING,this.onFragLoading,this),t.off(l.FRAG_LOADED,this.onFragLoaded,this),t.off(l.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),t.off(l.FRAG_DECRYPTED,this.onFragDecrypted,this),t.off(l.INIT_PTS_FOUND,this.onInitPtsFound,this),t.off(l.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),t.off(l.BUFFER_FLUSHING,this.onBufferFlushing,this),this.hls=this.config=this.media=null,this.cea608Parser1=this.cea608Parser2=void 0}initCea608Parsers(){const t=new Co(this,"textTrack1"),e=new Co(this,"textTrack2"),s=new Co(this,"textTrack3"),i=new Co(this,"textTrack4");this.cea608Parser1=new so(1,t,e),this.cea608Parser2=new so(3,s,i)}addCues(t,e,s,i,r){let n=!1;for(let t=r.length;t--;){const i=r[t],l=(a=i[0],o=i[1],h=e,d=s,Math.min(o,d)-Math.max(a,h));if(l>=0&&(i[0]=Math.min(i[0],e),i[1]=Math.max(i[1],s),n=!0,l/(s-e)>.5))return}var a,o,h,d;if(n||r.push([e,s]),this.config.renderTextTracksNatively){const r=this.captionsTracks[t];this.Cues.newCue(r,e,s,i)}else{const r=this.Cues.newCue(null,e,s,i);this.hls.trigger(l.CUES_PARSED,{type:"captions",cues:r,track:t})}}onInitPtsFound(t,{frag:e,id:s,initPTS:i,timescale:r,trackId:n}){const{unparsedVttFrags:a}=this;s===f&&(this.initPTS[e.cc]={baseTime:i,timescale:r,trackId:n}),a.length&&(this.unparsedVttFrags=[],a.forEach((t=>{this.initPTS[t.frag.cc]?this.onFragLoaded(l.FRAG_LOADED,t):this.hls.trigger(l.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:t.frag,error:new Error("Subtitle discontinuity domain does not match main")})})))}getExistingTrack(t,e){const{media:s}=this;if(s)for(let i=0;i{Sa(i[t]),delete i[t]})),this.nonNativeCaptionsTracks={}}onManifestLoading(){this.lastCc=-1,this.lastSn=-1,this.lastPartIndex=-1,this.prevCC=-1,this.vttCCs={ccOffset:0,presentationOffset:0,0:{start:0,prevCC:-1,new:!0}},this._cleanTracks(),this.tracks=[],this.captionsTracks={},this.nonNativeCaptionsTracks={},this.textTracks=[],this.unparsedVttFrags=[],this.initPTS=[],this.cea608Parser1&&this.cea608Parser2&&(this.cea608Parser1.reset(),this.cea608Parser2.reset())}_cleanTracks(){const{media:t}=this;if(!t)return;const e=t.textTracks;if(e)for(let t=0;tt.textCodec===To));if(this.config.enableWebVTT||i&&this.config.enableIMSC1){if(hn(this.tracks,s))return void(this.tracks=s);if(this.textTracks=[],this.tracks=s,this.config.renderTextTracksNatively){const t=this.media,e=t?Aa(t.textTracks):null;if(this.tracks.forEach(((t,s)=>{let i;if(e){let s=null;for(let i=0;inull!==t)).map((t=>t.label));t.length&&this.hls.logger.warn(`Media element contains unused subtitle tracks: ${t.join(", ")}. Replace media element for each source to clear TextTracks and captions menu.`)}}else if(this.tracks.length){const t=this.tracks.map((t=>({label:t.name,kind:t.type.toLowerCase(),default:t.default,subtitleTrack:t})));this.hls.trigger(l.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:t})}}}onManifestLoaded(t,e){this.config.enableCEA708Captions&&e.captions&&e.captions.forEach((t=>{const e=/(?:CC|SERVICE)([1-4])/.exec(t.instreamId);if(!e)return;const s=`textTrack${e[1]}`,i=this.captionsProperties[s];i&&(i.label=t.name,t.lang&&(i.languageCode=t.lang),i.media=t)}))}closedCaptionsForLevel(t){const e=this.hls.levels[t.level];return null==e?void 0:e.attrs["CLOSED-CAPTIONS"]}onFragLoading(t,e){if(this.enabled&&e.frag.type===f){var s,i;const{cea608Parser1:t,cea608Parser2:r,lastSn:n}=this,{cc:a,sn:o}=e.frag,l=null!=(s=null==(i=e.part)?void 0:i.index)?s:-1;t&&r&&(o!==n+1||o===n&&l!==this.lastPartIndex+1||a!==this.lastCc)&&(t.reset(),r.reset()),this.lastCc=a,this.lastSn=o,this.lastPartIndex=l}}onFragLoaded(t,e){const{frag:s,payload:i}=e;if(s.type===m)if(i.byteLength){const t=s.decryptdata,r="stats"in e;if(null==t||!t.encrypted||r){const t=this.tracks[s.level],r=this.vttCCs;r[s.cc]||(r[s.cc]={start:s.start,prevCC:this.prevCC,new:!0},this.prevCC=s.cc),t&&t.textCodec===To?this._parseIMSC1(s,i):this._parseVTTs(e)}}else this.hls.trigger(l.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:s,error:new Error("Empty subtitle payload")})}_parseIMSC1(t,e){const s=this.hls;Ro(e,this.initPTS[t.cc],(e=>{this._appendCues(e,t.level),s.trigger(l.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:t})}),(e=>{s.logger.log(`Failed to parse IMSC1: ${e}`),s.trigger(l.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:t,error:e})}))}_parseVTTs(t){var e;const{frag:s,payload:i}=t,{initPTS:r,unparsedVttFrags:n}=this,a=r.length-1;if(!r[s.cc]&&-1===a)return void n.push(t);const o=this.hls;Eo(null!=(e=s.initSegment)&&e.data?mt(s.initSegment.data,new Uint8Array(i)).buffer:i,this.initPTS[s.cc],this.vttCCs,s.cc,s.start,(t=>{this._appendCues(t,s.level),o.trigger(l.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:s})}),(e=>{const r="Missing initPTS for VTT MPEGTS"===e.message;r?n.push(t):this._fallbackToIMSC1(s,i),o.logger.log(`Failed to parse VTT cue: ${e}`),r&&a>s.cc||o.trigger(l.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:s,error:e})}))}_fallbackToIMSC1(t,e){const s=this.tracks[t.level];s.textCodec||Ro(e,this.initPTS[t.cc],(()=>{s.textCodec=To,this._parseIMSC1(t,e)}),(()=>{s.textCodec="wvtt"}))}_appendCues(t,e){const s=this.hls;if(this.config.renderTextTracksNatively){const s=this.textTracks[e];if(!s||"disabled"===s.mode)return;t.forEach((t=>Ta(s,t)))}else{const i=this.tracks[e];if(!i)return;const r=i.default?"default":"subtitles"+e;s.trigger(l.CUES_PARSED,{type:"subtitles",cues:t,track:r})}}onFragDecrypted(t,e){const{frag:s}=e;s.type===m&&this.onFragLoaded(l.FRAG_LOADED,e)}onSubtitleTracksCleared(){this.tracks=[],this.captionsTracks={}}onFragParsingUserdata(t,e){if(!this.enabled||!this.config.enableCEA708Captions)return;const{frag:s,samples:i}=e;if(s.type!==f||"NONE"!==this.closedCaptionsForLevel(s))for(let t=0;tLa(t[i],e,s)))}if(this.config.renderTextTracksNatively&&0===e&&void 0!==i){const{textTracks:t}=this;Object.keys(t).forEach((s=>La(t[s],e,i)))}}}extractCea608Data(t){const e=[[],[]],s=31&t[0];let i=2;for(let r=0;r=0?this.nextLoadPosition:super.getLoadPosition()}syncWithAnchor(t,e){var s;const i=(null==(s=this.mainFragLoading)?void 0:s.frag)||null;if(e&&(null==i?void 0:i.cc)===e.cc)return;const r=(i||t).cc,n=me(this.getLevelDetails(),r,this.getLoadPosition());n&&(this.log(`Syncing with main frag at ${n.start} cc ${n.cc}`),this.startFragRequested=!1,this.nextLoadPosition=n.start,this.resetLoadingState(),this.state===Ei&&this.doTickIdle())}startLoad(t,e){if(!this.levels)return this.startPosition=t,void(this.state=yi);const s=this.lastCurrentTime;this.stopLoad(),this.setInterval(100),s>0&&-1===t?(this.log(`Override startPosition with lastCurrentTime @${s.toFixed(3)}`),t=s,this.state=Ei):this.state=Ai,this.nextLoadPosition=this.lastCurrentTime=t+this.timelineOffset,this.startPosition=e?-1:t,this.tick()}doTick(){switch(this.state){case Ei:this.doTickIdle();break;case Ai:{const{levels:t,trackId:e}=this,s=null==t?void 0:t[e],i=null==s?void 0:s.details;if(i&&!this.waitForLive(s)){if(this.waitForCdnTuneIn(i))break;this.state=Di}break}case Li:this.checkRetryDate();break;case Di:{const t=this.waitingData;if(t){const{frag:e,part:s,cache:i,complete:r}=t,n=this.mainAnchor;if(void 0!==this.initPTS[e.cc]){this.waitingData=null,this.state=Si;const t={frag:e,part:s,payload:i.flush().buffer,networkDetails:null};this._handleFragmentLoadProgress(t),r&&super._handleFragmentLoadComplete(t)}else n&&n.cc!==t.frag.cc&&this.syncWithAnchor(n,t.frag)}else this.state=Ei}}this.onTickEnd()}resetLoadingState(){const t=this.waitingData;t&&(this.fragmentTracker.removeFragment(t.frag),this.waitingData=null),super.resetLoadingState()}onTickEnd(){const{media:t}=this;null!=t&&t.readyState&&(this.lastCurrentTime=t.currentTime)}doTickIdle(){var t;const{hls:e,levels:s,media:i,trackId:r}=this,n=e.config;if(!this.buffering||!i&&!this.primaryPrefetch&&(this.startFragRequested||!n.startFragPrefetch)||null==s||!s[r])return;const a=s[r],o=a.details;if(!o||this.waitForLive(a)||this.waitForCdnTuneIn(o))return this.state=Ai,void(this.startFragRequested=!1);const h=this.mediaBuffer?this.mediaBuffer:this.media;this.bufferFlushed&&h&&(this.bufferFlushed=!1,this.afterBufferFlushed(h,V,g));const d=this.getFwdBufferInfo(h,g);if(null===d)return;if(!this.switchingTrack&&this._streamEnded(d,o))return e.trigger(l.BUFFER_EOS,{type:"audio"}),void(this.state=bi);const c=d.len,u=e.maxBufferLength,m=o.fragments,p=m[0].start,v=this.getLoadPosition(),y=this.flushing?v:d.end;if(this.switchingTrack&&i){const t=v;o.PTSKnown&&tp||d.nextStart)&&(this.log("Alt audio track ahead of main track, seek to start of alt audio track"),i.currentTime=p+.05)}if(c>=u&&!this.switchingTrack&&yT.end){const t=this.fragmentTracker.getFragAtPos(y,f);t&&t.end>T.end&&(T=t,this.mainFragLoading={frag:t,targetBufferTime:null})}if(E.start>T.end)return}this.loadFragment(E,a,y)}onMediaDetaching(t,e){this.bufferFlushed=this.flushing=!1,super.onMediaDetaching(t,e)}onAudioTracksUpdated(t,{audioTracks:e}){this.resetTransmuxer(),this.levels=e.map((t=>new Jt(t)))}onAudioTrackSwitching(t,e){const s=!!e.url;this.trackId=e.id;const{fragCurrent:i}=this;i&&(i.abortRequests(),this.removeUnbufferedFrags(i.start)),this.resetLoadingState(),s?(this.switchingTrack=e,this.flushAudioIfNeeded(e),this.state!==yi&&(this.setInterval(100),this.state=Ei,this.tick())):(this.resetTransmuxer(),this.switchingTrack=null,this.bufferedTrack=e,this.clearInterval())}onManifestLoading(){super.onManifestLoading(),this.bufferFlushed=this.flushing=this.audioOnly=!1,this.resetItem(),this.trackId=-1}onLevelLoaded(t,e){this.mainDetails=e.details;const s=this.cachedTrackLoadedData;s&&(this.cachedTrackLoadedData=null,this.onAudioTrackLoaded(l.AUDIO_TRACK_LOADED,s))}onAudioTrackLoaded(t,e){var s;const{levels:i}=this,{details:r,id:n,groupId:a,track:o}=e;if(!i)return void this.warn(`Audio tracks reset while loading track ${n} "${o.name}" of "${a}"`);const h=this.mainDetails;if(!h||r.endCC>h.endCC||h.expired)return this.cachedTrackLoadedData=e,void(this.state!==yi&&(this.state=Ai));this.cachedTrackLoadedData=null,this.log(`Audio track ${n} "${o.name}" of "${a}" loaded [${r.startSN},${r.endSN}]${r.lastPartSn?`[part-${r.lastPartSn}-${r.lastPartIndex}]`:""},duration:${r.totalduration}`);const d=i[n];let c=0;if(r.live||null!=(s=d.details)&&s.live){if(this.checkLiveUpdate(r),r.deltaUpdateFailed)return;var u;if(d.details)c=this.alignPlaylists(r,d.details,null==(u=this.levelLastLoaded)?void 0:u.details);r.alignedSliding||(fi(r,h),r.alignedSliding||gi(r,h),c=r.fragmentStart)}d.details=r,this.levelLastLoaded=d,this.startFragRequested||this.setStartPosition(h,c),this.hls.trigger(l.AUDIO_TRACK_UPDATED,{details:r,id:n,groupId:e.groupId}),this.state!==Ai||this.waitForCdnTuneIn(r)||(this.state=Ei),this.tick()}_handleFragmentLoadProgress(t){var e;const s=t.frag,{part:i,payload:r}=t,{config:n,trackId:a,levels:o}=this;if(!o)return void this.warn(`Audio tracks were reset while fragment load was in progress. Fragment ${s.sn} of level ${s.level} will not be buffered`);const l=o[a];if(!l)return void this.warn("Audio track is undefined on fragment load progress");const h=l.details;if(!h)return this.warn("Audio track details undefined on fragment load progress"),void this.removeUnbufferedFrags(s.start);const d=n.defaultAudioCodec||l.audioCodec||"mp4a.40.2";let c=this.transmuxer;c||(c=this.transmuxer=new on(this.hls,g,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)));const u=this.initPTS[s.cc],f=null==(e=s.initSegment)?void 0:e.data;if(void 0!==u){const t=!1,e=i?i.index:-1,n=-1!==e,a=new Je(s.level,s.sn,s.stats.chunkCount,r.byteLength,e,n);c.push(r,f,d,"",s,i,h.totalduration,t,a,u)}else{this.log(`Unknown video PTS for cc ${s.cc}, waiting for video PTS before demuxing audio frag ${s.sn} of [${h.startSN} ,${h.endSN}],track ${a}`);const{cache:t}=this.waitingData=this.waitingData||{frag:s,part:i,cache:new wi,complete:!1};t.push(new Uint8Array(r)),this.state!==yi&&(this.state=Di)}}_handleFragmentLoadComplete(t){this.waitingData?this.waitingData.complete=!0:super._handleFragmentLoadComplete(t)}onBufferReset(){this.mediaBuffer=null}onBufferCreated(t,e){this.bufferFlushed=this.flushing=!1;const s=e.tracks.audio;s&&(this.mediaBuffer=s.buffer||null)}onFragLoading(t,e){!this.audioOnly&&e.frag.type===f&&q(e.frag)&&(this.mainFragLoading=e,this.state===Ei&&this.tick())}onFragBuffered(t,e){const{frag:s,part:i}=e;if(s.type===g)if(this.fragContextChanged(s))this.warn(`Fragment ${s.sn}${i?" p: "+i.index:""} of level ${s.level} finished buffering, but was aborted. state: ${this.state}, audioSwitch: ${this.switchingTrack?this.switchingTrack.name:"false"}`);else{if(q(s)){this.fragPrevious=s;const t=this.switchingTrack;t&&(this.bufferedTrack=t,this.switchingTrack=null,this.hls.trigger(l.AUDIO_TRACK_SWITCHED,S({},t)))}this.fragBufferedComplete(s,i),this.media&&this.tick()}else this.audioOnly||s.type!==f||s.elementaryStreams.video||s.elementaryStreams.audiovideo||(this.audioOnly=!0,this.mainFragLoading=null)}onError(t,e){var s;if(e.fatal)this.state=ki;else switch(e.details){case o.FRAG_GAP:case o.FRAG_PARSING_ERROR:case o.FRAG_DECRYPT_ERROR:case o.FRAG_LOAD_ERROR:case o.FRAG_LOAD_TIMEOUT:case o.KEY_LOAD_ERROR:case o.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(g,e);break;case o.AUDIO_TRACK_LOAD_ERROR:case o.AUDIO_TRACK_LOAD_TIMEOUT:case o.LEVEL_PARSING_ERROR:e.levelRetry||this.state!==Ai||(null==(s=e.context)?void 0:s.type)!==c||(this.state=Ei);break;case o.BUFFER_ADD_CODEC_ERROR:case o.BUFFER_APPEND_ERROR:if("audio"!==e.parent)return;this.reduceLengthAndFlushBuffer(e)||this.resetLoadingState();break;case o.BUFFER_FULL_ERROR:if("audio"!==e.parent)return;this.reduceLengthAndFlushBuffer(e)&&(this.bufferedTrack=null,super.flushMainBuffer(0,Number.POSITIVE_INFINITY,"audio"));break;case o.INTERNAL_EXCEPTION:this.recoverWorkerError(e)}}onBufferFlushing(t,{type:e}){e!==Y&&(this.flushing=!0)}onBufferFlushed(t,{type:e}){if(e!==Y){this.flushing=!1,this.bufferFlushed=!0,this.state===bi&&(this.state=Ei);const t=this.mediaBuffer||this.media;t&&(this.afterBufferFlushed(t,e,g),this.tick())}}_handleTransmuxComplete(t){var e;const s="audio",{hls:i}=this,{remuxResult:r,chunkMeta:n}=t,a=this.getCurrentContext(n);if(!a)return void this.resetWhenMissingContext(n);const{frag:o,part:h,level:d}=a,{details:c}=d,{audio:u,text:f,id3:g,initSegment:m}=r;if(!this.fragContextChanged(o)&&c){if(this.state=Ri,this.switchingTrack&&u&&this.completeAudioSwitch(this.switchingTrack),null!=m&&m.tracks){const t=o.initSegment||o;if(this.unhandledEncryptionError(m,o))return;this._bufferInitSegment(d,m.tracks,t,n),i.trigger(l.FRAG_PARSING_INIT_SEGMENT,{frag:t,id:s,tracks:m.tracks})}if(u){const{startPTS:t,endPTS:e,startDTS:s,endDTS:i}=u;h&&(h.elementaryStreams[V]={startPTS:t,endPTS:e,startDTS:s,endDTS:i}),o.setElementaryStreamInfo(V,t,e,s,i),this.bufferFragmentData(u,o,h,n)}if(null!=g&&null!=(e=g.samples)&&e.length){const t=E({id:s,frag:o,details:c},g);i.trigger(l.FRAG_PARSING_METADATA,t)}if(f){const t=E({id:s,frag:o,details:c},f);i.trigger(l.FRAG_PARSING_USERDATA,t)}}else this.fragmentTracker.removeFragment(o)}_bufferInitSegment(t,e,s,i){if(this.state!==Ri)return;if(e.video&&delete e.video,e.audiovideo&&delete e.audiovideo,!e.audio)return;const r=e.audio;r.id=g;const n=t.audioCodec;this.log(`Init audio buffer, container:${r.container}, codecs[level/parsed]=[${n}/${r.codec}]`),n&&1===n.split(",").length&&(r.levelCodec=n),this.hls.trigger(l.BUFFER_CODECS,e);const a=r.initSegment;if(null!=a&&a.byteLength){const t={type:"audio",frag:s,part:null,chunkMeta:i,parent:s.type,data:a};this.hls.trigger(l.BUFFER_APPENDING,t)}this.tickImmediate()}loadFragment(t,e,s){const i=this.fragmentTracker.getState(t);var r;if(this.switchingTrack||i===xe||i===Me)if(q(t))if(null!=(r=e.details)&&r.live&&!this.initPTS[t.cc]){this.log(`Waiting for video PTS in continuity counter ${t.cc} of live stream before loading audio fragment ${t.sn} of level ${this.trackId}`),this.state=Di;const s=this.mainDetails;s&&s.fragmentStart!==e.details.fragmentStart&&gi(e.details,s)}else super.loadFragment(t,e,s);else this._loadInitSegment(t,e);else this.clearTrackerIfNeeded(t)}flushAudioIfNeeded(t){if(this.media&&this.bufferedTrack){const{name:e,lang:s,assocLang:i,characteristics:r,audioCodec:n,channels:a}=this.bufferedTrack;oe({name:e,lang:s,assocLang:i,characteristics:r,audioCodec:n,channels:a},t,le)||(de(t.url,this.hls)?(this.log("Switching audio track : flushing all audio"),super.flushMainBuffer(0,Number.POSITIVE_INFINITY,"audio"),this.bufferedTrack=null):this.bufferedTrack=t)}}completeAudioSwitch(t){const{hls:e}=this;this.flushAudioIfNeeded(t),this.bufferedTrack=t,this.switchingTrack=null,e.trigger(l.AUDIO_TRACK_SWITCHED,S({},t))}},audioTrackController:class extends ln{constructor(t){super(t,"audio-track-controller"),this.tracks=[],this.groupIds=null,this.tracksInGroup=[],this.trackId=-1,this.currentTrack=null,this.selectDefaultTrack=!0,this.registerListeners()}registerListeners(){const{hls:t}=this;t.on(l.MANIFEST_LOADING,this.onManifestLoading,this),t.on(l.MANIFEST_PARSED,this.onManifestParsed,this),t.on(l.LEVEL_LOADING,this.onLevelLoading,this),t.on(l.LEVEL_SWITCHING,this.onLevelSwitching,this),t.on(l.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),t.on(l.ERROR,this.onError,this)}unregisterListeners(){const{hls:t}=this;t.off(l.MANIFEST_LOADING,this.onManifestLoading,this),t.off(l.MANIFEST_PARSED,this.onManifestParsed,this),t.off(l.LEVEL_LOADING,this.onLevelLoading,this),t.off(l.LEVEL_SWITCHING,this.onLevelSwitching,this),t.off(l.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),t.off(l.ERROR,this.onError,this)}destroy(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,this.currentTrack=null,super.destroy()}onManifestLoading(){this.tracks=[],this.tracksInGroup=[],this.groupIds=null,this.currentTrack=null,this.trackId=-1,this.selectDefaultTrack=!0}onManifestParsed(t,e){this.tracks=e.audioTracks||[]}onAudioTrackLoaded(t,e){const{id:s,groupId:i,details:r}=e,n=this.tracksInGroup[s];if(!n||n.groupId!==i)return void this.warn(`Audio track with id:${s} and group:${i} not found in active group ${null==n?void 0:n.groupId}`);const a=n.details;n.details=e.details,this.log(`Audio track ${s} "${n.name}" lang:${n.lang} group:${i} loaded [${r.startSN}-${r.endSN}]`),s===this.trackId&&this.playlistLoaded(s,e,a)}onLevelLoading(t,e){this.switchLevel(e.level)}onLevelSwitching(t,e){this.switchLevel(e.level)}switchLevel(t){const e=this.hls.levels[t];if(!e)return;const s=e.audioGroups||null,i=this.groupIds;let r=this.currentTrack;if(!s||(null==i?void 0:i.length)!==(null==s?void 0:s.length)||null!=s&&s.some((t=>-1===(null==i?void 0:i.indexOf(t))))){this.groupIds=s,this.trackId=-1,this.currentTrack=null;const t=this.tracks.filter((t=>!s||-1!==s.indexOf(t.groupId)));if(t.length)this.selectDefaultTrack&&!t.some((t=>t.default))&&(this.selectDefaultTrack=!1),t.forEach(((t,e)=>{t.id=e}));else if(!r&&!this.tracksInGroup.length)return;this.tracksInGroup=t;const e=this.hls.config.audioPreference;if(!r&&e){const s=ae(e,t,le);if(s>-1)r=t[s];else{const t=ae(e,this.tracks);r=this.tracks[t]}}let i=this.findTrackId(r);-1===i&&r&&(i=this.findTrackId(null));const h={audioTracks:t};this.log(`Updating audio tracks, ${t.length} track(s) found in group(s): ${null==s?void 0:s.join(",")}`),this.hls.trigger(l.AUDIO_TRACKS_UPDATED,h);const d=this.trackId;if(-1!==i&&-1===d)this.setAudioTrack(i);else if(t.length&&-1===d){var n;const e=new Error(`No audio track selected for current audio group-ID(s): ${null==(n=this.groupIds)?void 0:n.join(",")} track count: ${t.length}`);this.warn(e.message),this.hls.trigger(l.ERROR,{type:a.MEDIA_ERROR,details:o.AUDIO_TRACK_LOAD_ERROR,fatal:!0,error:e})}}}onError(t,e){!e.fatal&&e.context&&(e.context.type!==c||e.context.id!==this.trackId||this.groupIds&&-1===this.groupIds.indexOf(e.context.groupId)||this.checkRetry(e))}get allAudioTracks(){return this.tracks}get audioTracks(){return this.tracksInGroup}get audioTrack(){return this.trackId}set audioTrack(t){this.selectDefaultTrack=!1,this.setAudioTrack(t)}setAudioOption(t){const e=this.hls;if(e.config.audioPreference=t,t){const s=this.allAudioTracks;if(this.selectDefaultTrack=!1,s.length){const i=this.currentTrack;if(i&&oe(t,i,le))return i;const r=ae(t,this.tracksInGroup,le);if(r>-1){const t=this.tracksInGroup[r];return this.setAudioTrack(r),t}if(i){let i=e.loadLevel;-1===i&&(i=e.firstAutoLevel);const r=function(t,e,s,i,r){const n=e[i],a=e.reduce(((t,e,s)=>{const i=e.uri;return(t[i]||(t[i]=[])).push(s),t}),{})[n.uri];a.length>1&&(i=Math.max.apply(Math,a));const o=n.videoRange,l=n.frameRate,h=n.codecSet.substring(0,4),d=he(e,i,(e=>{if(e.videoRange!==o||e.frameRate!==l||e.codecSet.substring(0,4)!==h)return!1;const i=e.audioGroups,n=s.filter((t=>!i||-1!==i.indexOf(t.groupId)));return ae(t,n,r)>-1}));return d>-1?d:he(e,i,(e=>{const i=e.audioGroups,n=s.filter((t=>!i||-1!==i.indexOf(t.groupId)));return ae(t,n,r)>-1}))}(t,e.levels,s,i,le);if(-1===r)return null;e.nextLoadLevel=r}if(t.channels||t.audioCodec){const e=ae(t,s);if(e>-1)return s[e]}}}return null}setAudioTrack(t){const e=this.tracksInGroup;if(t<0||t>=e.length)return void this.warn(`Invalid audio track id: ${t}`);this.selectDefaultTrack=!1;const s=this.currentTrack,i=e[t],r=i.details&&!i.details.live;if(t===this.trackId&&i===s&&r)return;if(this.log(`Switching to audio-track ${t} "${i.name}" lang:${i.lang} group:${i.groupId} channels:${i.channels}`),this.trackId=t,this.currentTrack=i,this.hls.trigger(l.AUDIO_TRACK_SWITCHING,S({},i)),r)return;const n=this.switchParams(i.url,null==s?void 0:s.details,i.details);this.loadPlaylist(n)}findTrackId(t){const e=this.tracksInGroup;for(let s=0;s{this.initialized&&(this.starved=!0),this.buffering=!0},this.onPlaying=()=>{this.initialized||(this.initialized=!0),this.buffering=!1},this.applyPlaylistData=t=>{try{this.apply(t,{ot:En.MANIFEST,su:!this.initialized})}catch(t){this.hls.logger.warn("Could not generate manifest CMCD data.",t)}},this.applyFragmentData=t=>{try{const{frag:e,part:s}=t,i=this.hls.levels[e.level],r=this.getObjectType(e),n={d:1e3*(s||e).duration,ot:r};r!==En.VIDEO&&r!==En.AUDIO&&r!=En.MUXED||(n.br=i.bitrate/1e3,n.tb=this.getTopBandwidth(r)/1e3,n.bl=this.getBufferLength(r));const a=s?this.getNextPart(s):this.getNextFrag(e);null!=a&&a.url&&a.url!==e.url&&(n.nor=a.url),this.apply(t,n)}catch(t){this.hls.logger.warn("Could not generate segment CMCD data.",t)}},this.hls=t;const e=this.config=t.config,{cmcd:s}=e;null!=s&&(e.pLoader=this.createPlaylistLoader(),e.fLoader=this.createFragmentLoader(),this.sid=s.sessionId||t.sessionId,this.cid=s.contentId,this.useHeaders=!0===s.useHeaders,this.includeKeys=s.includeKeys,this.registerListeners())}registerListeners(){const t=this.hls;t.on(l.MEDIA_ATTACHED,this.onMediaAttached,this),t.on(l.MEDIA_DETACHED,this.onMediaDetached,this),t.on(l.BUFFER_CREATED,this.onBufferCreated,this)}unregisterListeners(){const t=this.hls;t.off(l.MEDIA_ATTACHED,this.onMediaAttached,this),t.off(l.MEDIA_DETACHED,this.onMediaDetached,this),t.off(l.BUFFER_CREATED,this.onBufferCreated,this)}destroy(){this.unregisterListeners(),this.onMediaDetached(),this.hls=this.config=this.audioBuffer=this.videoBuffer=null,this.onWaiting=this.onPlaying=this.media=null}onMediaAttached(t,e){this.media=e.media,this.media.addEventListener("waiting",this.onWaiting),this.media.addEventListener("playing",this.onPlaying)}onMediaDetached(){this.media&&(this.media.removeEventListener("waiting",this.onWaiting),this.media.removeEventListener("playing",this.onPlaying),this.media=null)}onBufferCreated(t,e){var s,i;this.audioBuffer=null==(s=e.tracks.audio)?void 0:s.buffer,this.videoBuffer=null==(i=e.tracks.video)?void 0:i.buffer}createData(){var t;return{v:1,sf:Tn.HLS,sid:this.sid,cid:this.cid,pr:null==(t=this.media)?void 0:t.playbackRate,mtp:this.hls.bandwidthEstimate/1e3}}apply(t,e={}){E(e,this.createData());const s=e.ot===En.INIT||e.ot===En.VIDEO||e.ot===En.MUXED;this.starved&&s&&(e.bs=!0,e.su=!0,this.starved=!1),null==e.su&&(e.su=this.buffering);const{includeKeys:i}=this;i&&(e=Object.keys(e).reduce(((t,s)=>(i.includes(s)&&(t[s]=e[s]),t)),{}));const r={baseUrl:t.url};this.useHeaders?(t.headers||(t.headers={}),la(t.headers,e,r)):t.url=ca(t.url,e,r)}getNextFrag(t){var e;const s=null==(e=this.hls.levels[t.level])?void 0:e.details;if(s){const e=t.sn-s.startSN;return s.fragments[e+1]}}getNextPart(t){var e;const{index:s,fragment:i}=t,r=null==(e=this.hls.levels[i.level])||null==(e=e.details)?void 0:e.partList;if(r){const{sn:t}=i;for(let e=r.length-1;e>=0;e--){const i=r[e];if(i.index===s&&i.fragment.sn===t)return r[e+1]}}}getObjectType(t){const{type:e}=t;return"subtitle"===e?En.TIMED_TEXT:"initSegment"===t.sn?En.INIT:"audio"===e?En.AUDIO:"main"===e?this.hls.audioTracks.length?En.VIDEO:En.MUXED:void 0}getTopBandwidth(t){let e,s=0;const i=this.hls;if(t===En.AUDIO)e=i.audioTracks;else{const t=i.maxAutoLevel,s=t>-1?t+1:i.levels.length;e=i.levels.slice(0,s)}return e.forEach((t=>{t.bitrate>s&&(s=t.bitrate)})),s>0?s:NaN}getBufferLength(t){const e=this.media,s=t===En.AUDIO?this.audioBuffer:this.videoBuffer;if(!s||!e)return NaN;return 1e3*es.bufferInfo(s,e.currentTime,this.config.maxBufferHole).len}createPlaylistLoader(){const{pLoader:t}=this.config,e=this.applyPlaylistData,s=t||this.config.loader;return class{constructor(t){this.loader=void 0,this.loader=new s(t)}get stats(){return this.loader.stats}get context(){return this.loader.context}destroy(){this.loader.destroy()}abort(){this.loader.abort()}load(t,s,i){e(t),this.loader.load(t,s,i)}}}createFragmentLoader(){const{fLoader:t}=this.config,e=this.applyFragmentData,s=t||this.config.loader;return class{constructor(t){this.loader=void 0,this.loader=new s(t)}get stats(){return this.loader.stats}get context(){return this.loader.context}destroy(){this.loader.destroy()}abort(){this.loader.abort()}load(t,s,i){e(t),this.loader.load(t,s,i)}}}},contentSteeringController:class extends L{constructor(t){super("content-steering",t.logger),this.hls=void 0,this.loader=null,this.uri=null,this.pathwayId=".",this._pathwayPriority=null,this.timeToLoad=300,this.reloadTimer=-1,this.updated=0,this.started=!1,this.enabled=!0,this.levels=null,this.audioTracks=null,this.subtitleTracks=null,this.penalizedPathways={},this.hls=t,this.registerListeners()}registerListeners(){const t=this.hls;t.on(l.MANIFEST_LOADING,this.onManifestLoading,this),t.on(l.MANIFEST_LOADED,this.onManifestLoaded,this),t.on(l.MANIFEST_PARSED,this.onManifestParsed,this),t.on(l.ERROR,this.onError,this)}unregisterListeners(){const t=this.hls;t&&(t.off(l.MANIFEST_LOADING,this.onManifestLoading,this),t.off(l.MANIFEST_LOADED,this.onManifestLoaded,this),t.off(l.MANIFEST_PARSED,this.onManifestParsed,this),t.off(l.ERROR,this.onError,this))}pathways(){return(this.levels||[]).reduce(((t,e)=>(-1===t.indexOf(e.pathwayId)&&t.push(e.pathwayId),t)),[])}get pathwayPriority(){return this._pathwayPriority}set pathwayPriority(t){this.updatePathwayPriority(t)}startLoad(){if(this.started=!0,this.clearTimeout(),this.enabled&&this.uri){if(this.updated){const t=1e3*this.timeToLoad-(performance.now()-this.updated);if(t>0)return void this.scheduleRefresh(this.uri,t)}this.loadSteeringManifest(this.uri)}}stopLoad(){this.started=!1,this.loader&&(this.loader.destroy(),this.loader=null),this.clearTimeout()}clearTimeout(){-1!==this.reloadTimer&&(self.clearTimeout(this.reloadTimer),this.reloadTimer=-1)}destroy(){this.unregisterListeners(),this.stopLoad(),this.hls=null,this.levels=this.audioTracks=this.subtitleTracks=null}removeLevel(t){const e=this.levels;e&&(this.levels=e.filter((e=>e!==t)))}onManifestLoading(){this.stopLoad(),this.enabled=!0,this.timeToLoad=300,this.updated=0,this.uri=null,this.pathwayId=".",this.levels=this.audioTracks=this.subtitleTracks=null}onManifestLoaded(t,e){const{contentSteering:s}=e;null!==s&&(this.pathwayId=s.pathwayId,this.uri=s.uri,this.started&&this.startLoad())}onManifestParsed(t,e){this.audioTracks=e.audioTracks,this.subtitleTracks=e.subtitleTracks}onError(t,e){const{errorAction:s}=e;if((null==s?void 0:s.action)===Ie&&s.flags===_e){const t=this.levels;let i=this._pathwayPriority,r=this.pathwayId;if(e.context){const{groupId:s,pathwayId:i,type:n}=e.context;s&&t?r=this.getPathwayForGroupId(s,n,r):i&&(r=i)}r in this.penalizedPathways||(this.penalizedPathways[r]=performance.now()),!i&&t&&(i=this.pathways()),i&&i.length>1&&(this.updatePathwayPriority(i),s.resolved=this.pathwayId!==r),e.details!==o.BUFFER_APPEND_ERROR||e.fatal?s.resolved||this.warn(`Could not resolve ${e.details} ("${e.error.message}") with content-steering for Pathway: ${r} levels: ${t?t.length:t} priorities: ${se(i)} penalized: ${se(this.penalizedPathways)}`):s.resolved=!0}}filterParsedLevels(t){this.levels=t;let e=this.getLevelsForPathway(this.pathwayId);if(0===e.length){const s=t[0].pathwayId;this.log(`No levels found in Pathway ${this.pathwayId}. Setting initial Pathway to "${s}"`),e=this.getLevelsForPathway(s),this.pathwayId=s}return e.length!==t.length&&this.log(`Found ${e.length}/${t.length} levels in Pathway "${this.pathwayId}"`),e}getLevelsForPathway(t){return null===this.levels?[]:this.levels.filter((e=>t===e.pathwayId))}updatePathwayPriority(t){let e;this._pathwayPriority=t;const s=this.penalizedPathways,i=performance.now();Object.keys(s).forEach((t=>{i-s[t]>3e5&&delete s[t]}));for(let i=0;i0){this.log(`Setting Pathway to "${r}"`),this.pathwayId=r,oi(e),this.hls.trigger(l.LEVELS_UPDATED,{levels:e});const t=this.hls.levels[n];a&&t&&this.levels&&(t.attrs["STABLE-VARIANT-ID"]!==a.attrs["STABLE-VARIANT-ID"]&&t.bitrate!==a.bitrate&&this.log(`Unstable Pathways change from bitrate ${a.bitrate} to ${t.bitrate}`),this.hls.nextLoadLevel=n);break}}}getPathwayForGroupId(t,e,s){const i=this.getLevelsForPathway(s).concat(this.levels||[]);for(let s=0;s{const{ID:r,"BASE-ID":n,"URI-REPLACEMENT":a}=t;if(e.some((t=>t.pathwayId===r)))return;const o=this.getLevelsForPathway(n).map((t=>{const e=new hs(t.attrs);e["PATHWAY-ID"]=r;const n=e.AUDIO&&`${e.AUDIO}_clone_${r}`,o=e.SUBTITLES&&`${e.SUBTITLES}_clone_${r}`;n&&(s[e.AUDIO]=n,e.AUDIO=n),o&&(i[e.SUBTITLES]=o,e.SUBTITLES=o);const l=fa(t.uri,e["STABLE-VARIANT-ID"],"PER-VARIANT-URIS",a),h=new Jt({attrs:e,audioCodec:t.audioCodec,bitrate:t.bitrate,height:t.height,name:t.name,url:l,videoCodec:t.videoCodec,width:t.width});if(t.audioGroups)for(let e=1;e{this.log(`Loaded steering manifest: "${i}"`);const n=t.data;if(1!==(null==n?void 0:n.VERSION))return void this.log(`Steering VERSION ${n.VERSION} not supported!`);this.updated=performance.now(),this.timeToLoad=n.TTL;const{"RELOAD-URI":a,"PATHWAY-CLONES":o,"PATHWAY-PRIORITY":h}=n;if(a)try{this.uri=new self.URL(a,i).href}catch(t){return this.enabled=!1,void this.log(`Failed to parse Steering Manifest RELOAD-URI: ${a}`)}this.scheduleRefresh(this.uri||s.url),o&&this.clonePathways(o);const d={steeringManifest:n,url:i.toString()};this.hls.trigger(l.STEERING_MANIFEST_LOADED,d),h&&this.updatePathwayPriority(h)},onError:(t,e,s,i)=>{if(this.log(`Error loading steering manifest: ${t.code} ${t.text} (${e.url})`),this.stopLoad(),410===t.code)return this.enabled=!1,void this.log(`Steering manifest ${e.url} no longer available`);let r=1e3*this.timeToLoad;if(429!==t.code)this.scheduleRefresh(this.uri||e.url,r);else{const t=this.loader;if("function"==typeof(null==t?void 0:t.getResponseHeader)){const e=t.getResponseHeader("Retry-After");e&&(r=1e3*parseFloat(e))}this.log(`Steering manifest ${e.url} rate limited`)}},onTimeout:(t,e,s)=>{this.log(`Timeout loading steering manifest (${e.url})`),this.scheduleRefresh(this.uri||e.url)}};this.log(`Requesting steering manifest: ${i}`),this.loader.load(r,o,h)}scheduleRefresh(t,e=1e3*this.timeToLoad){this.clearTimeout(),this.reloadTimer=self.setTimeout((()=>{var e;const s=null==(e=this.hls)?void 0:e.media;!s||s.ended?this.scheduleRefresh(t,1e3*this.timeToLoad):this.loadSteeringManifest(t)}),e)}},interstitialsController:class extends L{constructor(t,e){super("interstitials",t.logger),this.HlsPlayerClass=void 0,this.hls=void 0,this.assetListLoader=void 0,this.mediaSelection=null,this.altSelection=null,this.media=null,this.detachedData=null,this.requiredTracks=null,this.manager=null,this.playerQueue=[],this.bufferedPos=-1,this.timelinePos=-1,this.schedule=void 0,this.playingItem=null,this.bufferingItem=null,this.waitingItem=null,this.endedItem=null,this.playingAsset=null,this.endedAsset=null,this.bufferingAsset=null,this.shouldPlay=!1,this.onPlay=()=>{this.shouldPlay=!0},this.onPause=()=>{this.shouldPlay=!1},this.onSeeking=()=>{const t=this.currentTime;if(void 0===t||this.playbackDisabled||!this.schedule)return;const e=t-this.timelinePos;if(Math.abs(e)<1/7056e5)return;const s=e<=-.01;this.timelinePos=t,this.bufferedPos=t;const i=this.playingItem;if(!i)return void this.checkBuffer();if(s){this.schedule.resetErrorsInRange(t,t-e)&&this.updateSchedule(!0)}if(this.checkBuffer(),s&&t=i.end){var r;const e=this.findItemIndex(i);let n=this.schedule.findItemIndexAtTime(t);if(-1===n&&(n=e+(s?-1:1),this.log(`seeked ${s?"back ":""}to position not covered by schedule ${t} (resolving from ${e} to ${n})`)),!this.isInterstitial(i)&&null!=(r=this.media)&&r.paused&&(this.shouldPlay=!1),!s&&n>e){const t=this.schedule.findJumpRestrictedIndex(e+1,n);if(t>e)return void this.setSchedulePosition(t)}return void this.setSchedulePosition(n)}const n=this.playingAsset;if(!n){if(this.playingLastItem&&this.isInterstitial(i)){const e=i.event.assetList[0];e&&(this.endedItem=this.playingItem,this.playingItem=null,this.setScheduleToAssetAtTime(t,e))}return}const a=n.timelineStart,o=n.duration||0;var l;(s&&t=a+o)&&(null!=(l=i.event)&&l.appendInPlace&&(this.clearInterstitial(i.event,i),this.flushFrontBuffer(t)),this.setScheduleToAssetAtTime(t,n))},this.onTimeupdate=()=>{const t=this.currentTime;if(void 0===t||this.playbackDisabled)return;if(!(t>this.timelinePos))return;this.timelinePos=t,t>this.bufferedPos&&this.checkBuffer();const e=this.playingItem;if(!e||this.playingLastItem)return;if(t>=e.end){this.timelinePos=e.end;const t=this.findItemIndex(e);this.setSchedulePosition(t+1)}const s=this.playingAsset;if(!s)return;t>=s.timelineStart+(s.duration||0)&&this.setScheduleToAssetAtTime(t,s)},this.onScheduleUpdate=(t,e)=>{const s=this.schedule;if(!s)return;const i=this.playingItem,r=s.events||[],n=s.items||[],a=s.durations,o=t.map((t=>t.identifier)),h=!(!r.length&&!o.length);(h||e)&&this.log(`INTERSTITIALS_UPDATED (${r.length}): ${r}\nSchedule: ${n.map((t=>Ma(t)))} pos: ${this.timelinePos}`),o.length&&this.log(`Removed events ${o}`);let d=null,c=null;i&&(d=this.updateItem(i,this.timelinePos),this.itemsMatch(i,d)?this.playingItem=d:this.waitingItem=this.endedItem=null),this.waitingItem=this.updateItem(this.waitingItem),this.endedItem=this.updateItem(this.endedItem);const u=this.bufferingItem;if(u&&(c=this.updateItem(u,this.bufferedPos),this.itemsMatch(u,c)?this.bufferingItem=c:u.event&&(this.bufferingItem=this.playingItem,this.clearInterstitial(u.event,null))),t.forEach((t=>{t.assetList.forEach((t=>{this.clearAssetPlayer(t.identifier,null)}))})),this.playerQueue.forEach((t=>{if(t.interstitial.appendInPlace){const e=t.assetItem.timelineStart,s=t.timelineOffset-e;if(s)try{t.timelineOffset=e}catch(i){Math.abs(s)>Ia&&this.warn(`${i} ("${t.assetId}" ${t.timelineOffset}->${e})`)}}})),h||e){if(this.hls.trigger(l.INTERSTITIALS_UPDATED,{events:r.slice(0),schedule:n.slice(0),durations:a,removedIds:o}),this.isInterstitial(i)&&o.includes(i.event.identifier))return this.warn(`Interstitial "${i.event.identifier}" removed while playing`),void this.primaryFallback(i.event);i&&this.trimInPlace(d,i),u&&c!==d&&this.trimInPlace(c,u),this.checkBuffer()}},this.hls=t,this.HlsPlayerClass=e,this.assetListLoader=new Fa(t),this.schedule=new Oa(this.onScheduleUpdate,t.logger),this.registerListeners()}registerListeners(){const t=this.hls;t&&(t.on(l.MEDIA_ATTACHING,this.onMediaAttaching,this),t.on(l.MEDIA_ATTACHED,this.onMediaAttached,this),t.on(l.MEDIA_DETACHING,this.onMediaDetaching,this),t.on(l.MANIFEST_LOADING,this.onManifestLoading,this),t.on(l.LEVEL_UPDATED,this.onLevelUpdated,this),t.on(l.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),t.on(l.AUDIO_TRACK_UPDATED,this.onAudioTrackUpdated,this),t.on(l.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),t.on(l.SUBTITLE_TRACK_UPDATED,this.onSubtitleTrackUpdated,this),t.on(l.EVENT_CUE_ENTER,this.onInterstitialCueEnter,this),t.on(l.ASSET_LIST_LOADED,this.onAssetListLoaded,this),t.on(l.BUFFER_APPENDED,this.onBufferAppended,this),t.on(l.BUFFER_FLUSHED,this.onBufferFlushed,this),t.on(l.BUFFERED_TO_END,this.onBufferedToEnd,this),t.on(l.MEDIA_ENDED,this.onMediaEnded,this),t.on(l.ERROR,this.onError,this),t.on(l.DESTROYING,this.onDestroying,this))}unregisterListeners(){const t=this.hls;t&&(t.off(l.MEDIA_ATTACHING,this.onMediaAttaching,this),t.off(l.MEDIA_ATTACHED,this.onMediaAttached,this),t.off(l.MEDIA_DETACHING,this.onMediaDetaching,this),t.off(l.MANIFEST_LOADING,this.onManifestLoading,this),t.off(l.LEVEL_UPDATED,this.onLevelUpdated,this),t.off(l.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),t.off(l.AUDIO_TRACK_UPDATED,this.onAudioTrackUpdated,this),t.off(l.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),t.off(l.SUBTITLE_TRACK_UPDATED,this.onSubtitleTrackUpdated,this),t.off(l.EVENT_CUE_ENTER,this.onInterstitialCueEnter,this),t.off(l.ASSET_LIST_LOADED,this.onAssetListLoaded,this),t.off(l.BUFFER_CODECS,this.onBufferCodecs,this),t.off(l.BUFFER_APPENDED,this.onBufferAppended,this),t.off(l.BUFFER_FLUSHED,this.onBufferFlushed,this),t.off(l.BUFFERED_TO_END,this.onBufferedToEnd,this),t.off(l.MEDIA_ENDED,this.onMediaEnded,this),t.off(l.ERROR,this.onError,this),t.off(l.DESTROYING,this.onDestroying,this))}startLoad(){this.resumeBuffering()}stopLoad(){this.pauseBuffering()}resumeBuffering(){var t;null==(t=this.getBufferingPlayer())||t.resumeBuffering()}pauseBuffering(){var t;null==(t=this.getBufferingPlayer())||t.pauseBuffering()}destroy(){this.unregisterListeners(),this.stopLoad(),this.assetListLoader&&this.assetListLoader.destroy(),this.emptyPlayerQueue(),this.clearScheduleState(),this.schedule&&this.schedule.destroy(),this.media=this.detachedData=this.mediaSelection=this.requiredTracks=this.altSelection=this.schedule=this.manager=null,this.hls=this.HlsPlayerClass=this.log=null,this.assetListLoader=null,this.onPlay=this.onPause=this.onSeeking=this.onTimeupdate=null,this.onScheduleUpdate=null}onDestroying(){const t=this.primaryMedia||this.media;t&&this.removeMediaListeners(t)}removeMediaListeners(t){pi(t,"play",this.onPlay),pi(t,"pause",this.onPause),pi(t,"seeking",this.onSeeking),pi(t,"timeupdate",this.onTimeupdate)}onMediaAttaching(t,e){const s=this.media=e.media;mi(s,"seeking",this.onSeeking),mi(s,"timeupdate",this.onTimeupdate),mi(s,"play",this.onPlay),mi(s,"pause",this.onPause)}onMediaAttached(t,e){const s=this.effectivePlayingItem,i=this.detachedData;if(this.detachedData=null,null===s)this.checkStart();else if(!i){this.clearScheduleState();const t=this.findItemIndex(s);this.setSchedulePosition(t)}}clearScheduleState(){this.log("clear schedule state"),this.playingItem=this.bufferingItem=this.waitingItem=this.endedItem=this.playingAsset=this.endedAsset=this.bufferingAsset=null}onMediaDetaching(t,e){const s=!!e.transferMedia,i=this.media;if(this.media=null,!s&&(i&&this.removeMediaListeners(i),this.detachedData)){const t=this.getBufferingPlayer();t&&(this.log(`Removing schedule state for detachedData and ${t}`),this.playingAsset=this.endedAsset=this.bufferingAsset=this.bufferingItem=this.waitingItem=this.detachedData=null,t.detachMedia()),this.shouldPlay=!1}}get interstitialsManager(){if(!this.hls)return null;if(this.manager)return this.manager;const t=this,e=()=>t.bufferingItem||t.waitingItem,s=e=>e?t.getAssetPlayer(e.identifier):e,i=(e,i,n,a,o)=>{if(e){let l=e[i].start;const h=e.event;if(h){if("playout"===i||h.timelineOccupancy!==ba.Point){const t=s(n);(null==t?void 0:t.interstitial)===h&&(l+=t.assetItem.startOffset+t[o])}}else{l+=("bufferedPos"===a?r():t[a])-e.start}return l}return 0},r=()=>{const e=t.bufferedPos;return e===Number.MAX_VALUE?n("primary"):Math.max(e,0)},n=e=>{var s,i;return null!=(s=t.primaryDetails)&&s.live?t.primaryDetails.edge:(null==(i=t.schedule)?void 0:i.durations[e])||0},a=(e,r)=>{var n,a;const o=t.effectivePlayingItem;if(null!=o&&null!=(n=o.event)&&n.restrictions.skip||!t.schedule)return;t.log(`seek to ${e} "${r}"`);const l=t.effectivePlayingItem,h=t.schedule.findItemIndexAtTime(e,r),d=null==(a=t.schedule.items)?void 0:a[h],c=t.getBufferingPlayer(),u=null==c?void 0:c.interstitial,f=null==u?void 0:u.appendInPlace,g=l&&t.itemsMatch(l,d);if(l&&(f||g)){const n=s(t.playingAsset),a=(null==n?void 0:n.media)||t.primaryMedia;if(a){const s="primary"===r?a.currentTime:i(l,r,t.playingAsset,"timelinePos","currentTime"),o=e-s,h=(f?s:a.currentTime)+o;if(h>=0&&(!n||f||h<=n.duration))return void(a.currentTime=h)}}if(d){let s=e;if("primary"!==r){const t=e-d[r].start;s=d.start+t}const i=!t.isInterstitial(d);if(t.isInterstitial(l)&&!l.event.appendInPlace||!i&&!d.event.appendInPlace){if(l){const n=t.findItemIndex(l);if(h>n){const e=t.schedule.findJumpRestrictedIndex(n+1,h);if(e>n)return void t.setSchedulePosition(e)}let a=0;if(i)t.timelinePos=s,t.checkBuffer();else{const t=d.event.assetList,s=e-(d[r]||d).start;for(let e=t.length;e--;){const i=t[e];if(i.duration&&s>=i.startOffset&&s{const s=t.effectivePlayingItem;if(t.isInterstitial(s))return s;const i=e();return t.isInterstitial(i)?i:null},l={get bufferedEnd(){const s=e(),r=t.bufferingItem;var n;return r&&r===s&&(i(r,"playout",t.bufferingAsset,"bufferedPos","bufferedEnd")-r.playout.start||(null==(n=t.bufferingAsset)?void 0:n.startOffset))||0},get currentTime(){const e=o(),s=t.effectivePlayingItem;return s&&s===e?i(s,"playout",t.effectivePlayingAsset,"timelinePos","currentTime")-s.playout.start:0},set currentTime(e){const s=o(),i=t.effectivePlayingItem;i&&i===s&&a(e+i.playout.start,"playout")},get duration(){const t=o();return t?t.playout.end-t.playout.start:0},get assetPlayers(){var e;const s=null==(e=o())?void 0:e.event.assetList;return s?s.map((e=>t.getAssetPlayer(e.identifier))):[]},get playingIndex(){var e;const s=null==(e=o())?void 0:e.event;return s&&t.effectivePlayingAsset?s.findAssetIndex(t.effectivePlayingAsset):-1},get scheduleItem(){return o()}};return this.manager={get events(){var e;return(null==(e=t.schedule)||null==(e=e.events)?void 0:e.slice(0))||[]},get schedule(){var e;return(null==(e=t.schedule)||null==(e=e.items)?void 0:e.slice(0))||[]},get interstitialPlayer(){return o()?l:null},get playerQueue(){return t.playerQueue.slice(0)},get bufferingAsset(){return t.bufferingAsset},get bufferingItem(){return e()},get bufferingIndex(){const s=e();return t.findItemIndex(s)},get playingAsset(){return t.effectivePlayingAsset},get playingItem(){return t.effectivePlayingItem},get playingIndex(){const e=t.effectivePlayingItem;return t.findItemIndex(e)},primary:{get bufferedEnd(){return r()},get currentTime(){const e=t.timelinePos;return e>0?e:0},set currentTime(t){a(t,"primary")},get duration(){return n("primary")},get seekableStart(){var e;return(null==(e=t.primaryDetails)?void 0:e.fragmentStart)||0}},integrated:{get bufferedEnd(){return i(e(),"integrated",t.bufferingAsset,"bufferedPos","bufferedEnd")},get currentTime(){return i(t.effectivePlayingItem,"integrated",t.effectivePlayingAsset,"timelinePos","currentTime")},set currentTime(t){a(t,"integrated")},get duration(){return n("integrated")},get seekableStart(){var e;return((e,s)=>{var i;if(0!==e&&"primary"!==s&&null!=(i=t.schedule)&&i.length){var r;const i=t.schedule.findItemIndexAtTime(e),n=null==(r=t.schedule.items)?void 0:r[i];if(n)return e+(n[s].start-n.start)}return e})((null==(e=t.primaryDetails)?void 0:e.fragmentStart)||0,"integrated")}},skip:()=>{const e=t.effectivePlayingItem,s=null==e?void 0:e.event;if(s&&!s.restrictions.skip){const i=t.findItemIndex(e);if(s.appendInPlace){const t=e.playout.start+e.event.duration;a(t+.001,"playout")}else t.advanceAfterAssetEnded(s,i,1/0)}}}}get effectivePlayingItem(){return this.waitingItem||this.playingItem||this.endedItem}get effectivePlayingAsset(){return this.playingAsset||this.endedAsset}get playingLastItem(){var t;const e=this.playingItem,s=null==(t=this.schedule)?void 0:t.items;return!!(this.playbackStarted&&e&&s)&&this.findItemIndex(e)===s.length-1}get playbackStarted(){return null!==this.effectivePlayingItem}get currentTime(){var t,e;if(null===this.mediaSelection)return;const s=this.waitingItem||this.playingItem;if(this.isInterstitial(s)&&!s.event.appendInPlace)return;let r=this.media;!r&&null!=(t=this.bufferingItem)&&null!=(t=t.event)&&t.appendInPlace&&(r=this.primaryMedia);const n=null==(e=r)?void 0:e.currentTime;return void 0!==n&&i(n)?n:void 0}get primaryMedia(){var t;return this.media||(null==(t=this.detachedData)?void 0:t.media)||null}isInterstitial(t){return!(null==t||!t.event)}retreiveMediaSource(t,e){const s=this.getAssetPlayer(t);s&&this.transferMediaFromPlayer(s,e)}transferMediaFromPlayer(t,e){const s=t.interstitial.appendInPlace,i=t.media;if(s&&i===this.primaryMedia){if(this.bufferingAsset=null,(!e||this.isInterstitial(e)&&!e.event.appendInPlace)&&e&&i)return void(this.detachedData={media:i});const s=t.transferMedia();this.log(`transfer MediaSource from ${t} ${se(s)}`),this.detachedData=s}else e&&i&&(this.shouldPlay||(this.shouldPlay=!i.paused))}transferMediaTo(t,e){var s,i;if(t.media===e)return;let r=null;const n=this.hls,a=t!==n,o=a&&t.interstitial.appendInPlace,l=null==(s=this.detachedData)?void 0:s.mediaSource;let h;if(n.media)o&&(r=n.transferMedia(),this.detachedData=r),h="Primary";else if(l){const t=this.getBufferingPlayer();t?(r=t.transferMedia(),h=`${t}`):h="detached MediaSource"}else h="detached media";if(!r)if(l)r=this.detachedData,this.log(`using detachedData: MediaSource ${se(r)}`);else if(!this.detachedData||n.media===e){const t=this.playerQueue;t.length>1&&t.forEach((t=>{if(a&&t.interstitial.appendInPlace!==o){const e=t.interstitial;this.clearInterstitial(t.interstitial,null),e.appendInPlace=!1,e.appendInPlace&&this.warn(`Could not change append strategy for queued assets ${e}`)}})),this.hls.detachMedia(),this.detachedData={media:e}}const d=r&&"mediaSource"in r&&"closed"!==(null==(i=r.mediaSource)?void 0:i.readyState),c=d&&r?r:e;this.log(`${d?"transfering MediaSource":"attaching media"} to ${a?t:"Primary"} from ${h} (media.currentTime: ${e.currentTime})`);const u=this.schedule;if(c===r&&u){const e=a&&t.assetId===u.assetIdAtEnd;c.overrides={duration:u.duration,endOfStream:!a||e,cueRemoval:!a}}t.attachMedia(c)}onInterstitialCueEnter(){this.onTimeupdate()}checkStart(){const t=this.schedule,e=null==t?void 0:t.events;if(!e||this.playbackDisabled||!this.media)return;-1===this.bufferedPos&&(this.bufferedPos=0);const s=this.timelinePos,i=this.effectivePlayingItem;if(-1===s){const s=this.hls.startPosition;if(this.log(Ua("checkStart",s)),this.timelinePos=s,e.length&&e[0].cue.pre){const s=t.findEventIndex(e[0].identifier);this.setSchedulePosition(s)}else if(s>=0||!this.primaryLive){const e=this.timelinePos=s>0?s:0,i=t.findItemIndexAtTime(e);this.setSchedulePosition(i)}}else if(i&&!this.playingItem){const e=t.findItemIndex(i);this.setSchedulePosition(e)}}advanceAssetBuffering(t,e){const s=t.event,i=s.findAssetIndex(e),r=Ca(s,i);if(s.isAssetPastPlayoutLimit(r)){if(this.schedule){var n;const e=null==(n=this.schedule.items)?void 0:n[this.findItemIndex(t)+1];e&&this.bufferedToItem(e)}}else this.bufferedToEvent(t,r)}advanceAfterAssetEnded(t,e,s){const i=Ca(t,s);if(t.isAssetPastPlayoutLimit(i)){if(this.schedule){const s=this.schedule.items;if(s){const i=e+1;if(i>=s.length)return void this.setSchedulePosition(-1);const r=t.resumeTime;this.timelinePos=0?i[t]:null;this.log(`setSchedulePosition ${t}, ${e} (${r?Ma(r):r}) pos: ${this.timelinePos}`);const n=this.waitingItem||this.playingItem,a=this.playingLastItem;if(this.isInterstitial(n)){const s=n.event,d=this.playingAsset,c=null==d?void 0:d.identifier,u=c?this.getAssetPlayer(c):null;if(u&&c&&(!this.eventItemsMatch(n,r)||void 0!==e&&c!==s.assetList[e].identifier)){var o;const e=s.findAssetIndex(d);if(this.log(`INTERSTITIAL_ASSET_ENDED ${e+1}/${s.assetList.length} ${wa(d)}`),this.endedAsset=d,this.playingAsset=null,this.hls.trigger(l.INTERSTITIAL_ASSET_ENDED,{asset:d,assetListIndex:e,event:s,schedule:i.slice(0),scheduleIndex:t,player:u}),n!==this.playingItem)return void(this.itemsMatch(n,this.playingItem)&&!this.playingAsset&&this.advanceAfterAssetEnded(s,this.findItemIndex(this.playingItem),e));this.retreiveMediaSource(c,r),!u.media||null!=(o=this.detachedData)&&o.mediaSource||u.detachMedia()}if(!this.eventItemsMatch(n,r)&&(this.endedItem=n,this.playingItem=null,this.log(`INTERSTITIAL_ENDED ${s} ${Ma(n)}`),s.hasPlayed=!0,this.hls.trigger(l.INTERSTITIAL_ENDED,{event:s,schedule:i.slice(0),scheduleIndex:t}),s.cue.once)){var h;this.updateSchedule();const t=null==(h=this.schedule)?void 0:h.items;if(r&&t){const s=this.findItemIndex(r);this.advanceSchedule(s,t,e,n,a)}return}}this.advanceSchedule(t,i,e,n,a)}advanceSchedule(t,e,s,i,r){const n=this.schedule;if(!n)return;const a=e[t]||null,o=this.primaryMedia,h=this.playerQueue;if(h.length&&h.forEach((e=>{const s=e.interstitial,i=n.findEventIndex(s.identifier);(it+1)&&this.clearInterstitial(s,a)})),this.isInterstitial(a)){this.timelinePos=Math.min(Math.max(this.timelinePos,a.start),a.end);const r=a.event;if(void 0===s){const e=Ca(r,(s=n.findAssetIndex(r,this.timelinePos))-1);if(r.isAssetPastPlayoutLimit(e)||r.appendInPlace&&this.timelinePos===a.end)return void this.advanceAfterAssetEnded(r,t,s);s=e}const h=this.waitingItem;this.assetsBuffered(a,o)||this.setBufferingItem(a);let d=this.preloadAssets(r,s);if(this.eventItemsMatch(a,h||i)||(this.waitingItem=a,this.log(`INTERSTITIAL_STARTED ${Ma(a)} ${r.appendInPlace?"append in place":""}`),this.hls.trigger(l.INTERSTITIAL_STARTED,{event:r,schedule:e.slice(0),scheduleIndex:t})),!r.assetListLoaded)return void this.log(`Waiting for ASSET-LIST to complete loading ${r}`);if(r.assetListLoader&&(r.assetListLoader.destroy(),r.assetListLoader=void 0),!o)return void this.log(`Waiting for attachMedia to start Interstitial ${r}`);this.waitingItem=this.endedItem=null,this.playingItem=a;const c=r.assetList[s];if(!c)return void this.advanceAfterAssetEnded(r,t,s||0);if(d||(d=this.getAssetPlayer(c.identifier)),null===d||d.destroyed){const t=r.assetList.length;this.warn(`asset ${s+1}/${t} player destroyed ${r}`),d=this.createAssetPlayer(r,c,s),d.loadSource()}if(!this.eventItemsMatch(a,this.bufferingItem)&&r.appendInPlace&&this.isAssetBuffered(c))return;this.startAssetPlayer(d,s,e,t,o),this.shouldPlay&&Na(d.media)}else a?(this.resumePrimary(a,t,i),this.shouldPlay&&Na(this.hls.media)):r&&this.isInterstitial(i)&&(this.endedItem=null,this.playingItem=i,i.event.appendInPlace||this.attachPrimary(n.durations.primary,null))}get playbackDisabled(){return!1===this.hls.config.enableInterstitialPlayback}get primaryDetails(){var t;return null==(t=this.mediaSelection)?void 0:t.main.details}get primaryLive(){var t;return!(null==(t=this.primaryDetails)||!t.live)}resumePrimary(t,e,s){var i,r;if(this.playingItem=t,this.playingAsset=this.endedAsset=null,this.waitingItem=this.endedItem=null,this.bufferedToItem(t),this.log(`resuming ${Ma(t)}`),null==(i=this.detachedData)||!i.mediaSource){let s=this.timelinePos;(s=t.end)&&(s=this.getPrimaryResumption(t,e),this.log(Ua("resumePrimary",s)),this.timelinePos=s),this.attachPrimary(s,t)}if(!s)return;const n=null==(r=this.schedule)?void 0:r.items;n&&(this.log(`INTERSTITIALS_PRIMARY_RESUMED ${Ma(t)}`),this.hls.trigger(l.INTERSTITIALS_PRIMARY_RESUMED,{schedule:n.slice(0),scheduleIndex:e}),this.checkBuffer())}getPrimaryResumption(t,e){const s=t.start;if(this.primaryLive){const t=this.primaryDetails;if(0===e)return this.hls.startPosition;if(t&&(st.edge))return this.hls.liveSyncPosition||-1}return s}isAssetBuffered(t){const e=this.getAssetPlayer(t.identifier);if(null!=e&&e.hls)return e.hls.bufferedToEnd;return es.bufferInfo(this.primaryMedia,this.timelinePos,0).end+1>=t.timelineStart+(t.duration||0)}attachPrimary(t,e,s){e?this.setBufferingItem(e):this.bufferingItem=this.playingItem,this.bufferingAsset=null;const i=this.primaryMedia;if(!i)return;const r=this.hls;r.media?this.checkBuffer():(this.transferMediaTo(r,i),s&&this.startLoadingPrimaryAt(t,s)),s||(this.log(Ua("attachPrimary",t)),this.timelinePos=t,this.startLoadingPrimaryAt(t,s))}startLoadingPrimaryAt(t,e){var s;const i=this.hls;!i.loadingEnabled||!i.media||Math.abs(((null==(s=i.mainForwardBufferInfo)?void 0:s.start)||i.media.currentTime)-t)>.5?i.startLoad(t,e):i.bufferingEnabled||i.resumeBuffering()}onManifestLoading(){var t;this.stopLoad(),null==(t=this.schedule)||t.reset(),this.emptyPlayerQueue(),this.clearScheduleState(),this.shouldPlay=!1,this.bufferedPos=this.timelinePos=-1,this.mediaSelection=this.altSelection=this.manager=this.requiredTracks=null,this.hls.off(l.BUFFER_CODECS,this.onBufferCodecs,this),this.hls.on(l.BUFFER_CODECS,this.onBufferCodecs,this)}onLevelUpdated(t,e){if(-1===e.level||!this.schedule)return;const s=this.hls.levels[e.level];if(!s.details)return;const i=S(S({},this.mediaSelection||this.altSelection),{},{main:s});this.mediaSelection=i,this.schedule.parseInterstitialDateRanges(i,this.hls.config.interstitialAppendInPlace),!this.effectivePlayingItem&&this.schedule.items&&this.checkStart()}onAudioTrackUpdated(t,e){const s=this.hls.audioTracks[e.id],i=this.mediaSelection;if(!i)return void(this.altSelection=S(S({},this.altSelection),{},{audio:s}));const r=S(S({},i),{},{audio:s});this.mediaSelection=r}onSubtitleTrackUpdated(t,e){const s=this.hls.subtitleTracks[e.id],i=this.mediaSelection;if(!i)return void(this.altSelection=S(S({},this.altSelection),{},{subtitles:s}));const r=S(S({},i),{},{subtitles:s});this.mediaSelection=r}onAudioTrackSwitching(t,e){const s=ne(e);this.playerQueue.forEach((({hls:t})=>t&&(t.setAudioOption(e)||t.setAudioOption(s))))}onSubtitleTrackSwitch(t,e){const s=ne(e);this.playerQueue.forEach((({hls:t})=>t&&(t.setSubtitleOption(e)||-1!==e.id&&t.setSubtitleOption(s))))}onBufferCodecs(t,e){const s=e.tracks;s&&(this.requiredTracks=s)}onBufferAppended(t,e){this.checkBuffer()}onBufferFlushed(t,e){const s=this.playingItem;if(s&&!this.itemsMatch(s,this.bufferingItem)&&!this.isInterstitial(s)){const t=this.timelinePos;this.bufferedPos=t,this.checkBuffer()}}onBufferedToEnd(t){if(!this.schedule)return;const e=this.schedule.events;if(this.bufferedPos.25){t.event.assetList.forEach(((e,s)=>{t.event.isAssetPastPlayoutLimit(s)&&this.clearAssetPlayer(e.identifier,null)}));const s=t.end+.25,i=es.bufferInfo(this.primaryMedia,s,0);if(i.end>s||(i.nextStart||0)>s){this.log(`trim buffered interstitial ${Ma(t)} (was ${Ma(e)})`);const i=!0;this.attachPrimary(s,null,i),this.flushFrontBuffer(s)}}}itemsMatch(t,e){return!!e&&(t===e||t.event&&e.event&&this.eventItemsMatch(t,e)||!t.event&&!e.event&&this.findItemIndex(t)===this.findItemIndex(e))}eventItemsMatch(t,e){var s;return!!e&&(t===e||t.event.identifier===(null==(s=e.event)?void 0:s.identifier))}findItemIndex(t,e){return t&&this.schedule?this.schedule.findItemIndex(t,e):-1}updateSchedule(t=!1){var e;const s=this.mediaSelection;s&&(null==(e=this.schedule)||e.updateSchedule(s,[],t))}checkBuffer(t){var e;const s=null==(e=this.schedule)?void 0:e.items;if(!s)return;const i=es.bufferInfo(this.primaryMedia,this.timelinePos,0);t&&(this.bufferedPos=this.timelinePos),t||(t=i.len<1),this.updateBufferedPos(i.end,s,t)}updateBufferedPos(t,e,s){const i=this.schedule,r=this.bufferingItem;if(this.bufferedPos>t||!i)return;if(1===e.length&&this.itemsMatch(e[0],r))return void(this.bufferedPos=t);const n=this.playingItem,a=this.findItemIndex(n);let o=i.findItemIndexAtTime(t);if(this.bufferedPos=r.end||null!=(l=n.event)&&l.appendInPlace&&t+.01>=n.start)&&(o=i),this.isInterstitial(r)){const t=r.event;if(i-a>1&&!1===t.appendInPlace)return;if(0===t.assetList.length&&t.assetListLoader)return}if(this.bufferedPos=t,o>s&&o>a)this.bufferedToItem(n);else{const e=this.primaryDetails;this.primaryLive&&e&&t>e.edge-e.targetduration&&n.start{const s=this.getAssetPlayer(t.identifier);return!(null!=s&&s.bufferedInPlaceToEnd(e))}))}setBufferingItem(t){const e=this.bufferingItem,s=this.schedule;if(!this.itemsMatch(t,e)&&s){const{items:i,events:r}=s;if(!i||!r)return e;const n=this.isInterstitial(t),a=this.getBufferingPlayer();this.bufferingItem=t,this.bufferedPos=Math.max(t.start,Math.min(t.end,this.timelinePos));const o=a?a.remaining:e?e.end-this.timelinePos:0;if(this.log(`INTERSTITIALS_BUFFERED_TO_BOUNDARY ${Ma(t)}`+(e?` (${o.toFixed(2)} remaining)`:"")),!this.playbackDisabled)if(n){const e=s.findAssetIndex(t.event,this.bufferedPos);t.event.assetList.forEach(((t,s)=>{const i=this.getAssetPlayer(t.identifier);i&&(s===e&&i.loadSource(),i.resumeBuffering())}))}else this.hls.resumeBuffering(),this.playerQueue.forEach((t=>t.pauseBuffering()));this.hls.trigger(l.INTERSTITIALS_BUFFERED_TO_BOUNDARY,{events:r.slice(0),schedule:i.slice(0),bufferingIndex:this.findItemIndex(t),playingIndex:this.findItemIndex(this.playingItem)})}else this.bufferingItem!==t&&(this.bufferingItem=t);return e}bufferedToItem(t,e=0){const s=this.setBufferingItem(t);if(!this.playbackDisabled)if(this.isInterstitial(t))this.bufferedToEvent(t,e);else if(null!==s){this.bufferingAsset=null;const e=this.detachedData;if(e)if(e.mediaSource){const e=!0;this.attachPrimary(t.start,t,e)}else this.preloadPrimary(t);else this.preloadPrimary(t)}}preloadPrimary(t){const e=this.findItemIndex(t),s=this.getPrimaryResumption(t,e);this.startLoadingPrimaryAt(s)}bufferedToEvent(t,e){const s=t.event,i=0===s.assetList.length&&!s.assetListLoader,r=s.cue.once;if(i||!r){const t=this.preloadAssets(s,e);if(null!=t&&t.interstitial.appendInPlace){const e=this.primaryMedia;e&&this.bufferAssetPlayer(t,e)}}}preloadAssets(t,e){const s=t.assetUrl,i=t.assetList.length,r=0===i&&!t.assetListLoader,n=t.cue.once;if(r){const r=t.timelineStart;if(t.appendInPlace){var a;const e=this.playingItem;this.isInterstitial(e)||(null==e||null==(a=e.nextEvent)?void 0:a.identifier)!==t.identifier||this.flushFrontBuffer(r+.25)}let n,o=0;if(!this.playingItem&&this.primaryLive&&(o=this.hls.startPosition,-1===o&&(o=this.hls.liveSyncPosition||0)),o&&!t.cue.pre&&!t.cue.post){const t=o-r;t>0&&(n=Math.round(1e3*t)/1e3)}if(this.log(`Load interstitial asset ${e+1}/${s?1:i} ${t}${n?` live-start: ${o} start-offset: ${n}`:""}`),s)return this.createAsset(t,0,0,r,t.duration,s);const l=this.assetListLoader.loadAssetList(t,n);l&&(t.assetListLoader=l)}else if(!n&&i){for(let s=e;s{this.hls.trigger(l.BUFFER_FLUSHING,{startOffset:t,endOffset:1/0,type:e})}))}getAssetPlayerQueueIndex(t){const e=this.playerQueue;for(let s=0;s1){const s=e.duration;s&&t{if(i.live){var r;const e=new Error(`Interstitials MUST be VOD assets ${t}`),i={fatal:!0,type:a.OTHER_ERROR,details:o.INTERSTITIAL_ASSET_ITEM_ERROR,error:e},n=(null==(r=this.schedule)?void 0:r.findEventIndex(t.identifier))||-1;return void this.handleAssetItemError(i,t,n,s,e.message)}const n=i.edge-i.fragmentStart,l=e.duration;(v||null===l||n>l)&&(v=!1,this.log(`Interstitial asset "${f}" duration change ${l} > ${n}`),e.duration=n,this.updateSchedule())};p.on(l.LEVEL_UPDATED,((t,{details:e})=>y(e))),p.on(l.LEVEL_PTS_UPDATED,((t,{details:e})=>y(e))),p.on(l.EVENT_CUE_ENTER,(()=>this.onInterstitialCueEnter()));const T=(t,e)=>{const s=this.getAssetPlayer(f);if(s&&e.tracks){s.off(l.BUFFER_CODECS,T),s.tracks=e.tracks;const t=this.primaryMedia;this.bufferingAsset===s.assetItem&&t&&!s.media&&this.bufferAssetPlayer(s,t)}};p.on(l.BUFFER_CODECS,T);p.on(l.BUFFERED_TO_END,(()=>{var s;const i=this.getAssetPlayer(f);if(this.log(`buffered to end of asset ${i}`),!i||!this.schedule)return;const r=this.schedule.findEventIndex(t.identifier),n=null==(s=this.schedule.items)?void 0:s[r];this.isInterstitial(n)&&this.advanceAssetBuffering(n,e)}));const L=e=>()=>{if(!this.getAssetPlayer(f)||!this.schedule)return;this.shouldPlay=!0;const s=this.schedule.findEventIndex(t.identifier);this.advanceAfterAssetEnded(t,s,e)};return p.once(l.MEDIA_ENDED,L(s)),p.once(l.PLAYOUT_LIMIT_REACHED,L(1/0)),p.on(l.ERROR,((e,i)=>{if(!this.schedule)return;const r=this.getAssetPlayer(f);if(i.details===o.BUFFER_STALLED_ERROR)return null!=r&&r.appendInPlace?void this.handleInPlaceStall(t):(this.onTimeupdate(),void this.checkBuffer(!0));this.handleAssetItemError(i,t,this.schedule.findEventIndex(t.identifier),s,`Asset player error ${i.error} ${t}`)})),p.on(l.DESTROYING,(()=>{if(!this.getAssetPlayer(f)||!this.schedule)return;const e=new Error(`Asset player destroyed unexpectedly ${f}`),i={fatal:!0,type:a.OTHER_ERROR,details:o.INTERSTITIAL_ASSET_ITEM_ERROR,error:e};this.handleAssetItemError(i,t,this.schedule.findEventIndex(t.identifier),s,e.message)})),this.log(`INTERSTITIAL_ASSET_PLAYER_CREATED ${wa(e)}`),this.hls.trigger(l.INTERSTITIAL_ASSET_PLAYER_CREATED,{asset:e,assetListIndex:s,event:t,player:p}),p}clearInterstitial(t,e){t.assetList.forEach((t=>{this.clearAssetPlayer(t.identifier,e)})),t.reset()}resetAssetPlayer(t){const e=this.getAssetPlayerQueueIndex(t);if(-1!==e){this.log(`reset asset player "${t}" after error`);const s=this.playerQueue[e];this.transferMediaFromPlayer(s,null),s.resetDetails()}}clearAssetPlayer(t,e){const s=this.getAssetPlayerQueueIndex(t);if(-1!==s){const t=this.playerQueue[s];this.log(`clear ${t} toSegment: ${e?Ma(e):e}`),this.transferMediaFromPlayer(t,e),this.playerQueue.splice(s,1),t.destroy()}}emptyPlayerQueue(){let t;for(;t=this.playerQueue.pop();)t.destroy();this.playerQueue=[]}startAssetPlayer(t,e,s,i,r){const{interstitial:n,assetItem:a,assetId:o}=t,h=n.assetList.length,d=this.playingAsset;this.endedAsset=null,this.playingAsset=a,d&&d.identifier===o||(d&&(this.clearAssetPlayer(d.identifier,s[i]),delete d.error),this.log(`INTERSTITIAL_ASSET_STARTED ${e+1}/${h} ${wa(a)}`),this.hls.trigger(l.INTERSTITIAL_ASSET_STARTED,{asset:a,assetListIndex:e,event:n,schedule:s.slice(0),scheduleIndex:i,player:t})),this.bufferAssetPlayer(t,r)}bufferAssetPlayer(t,e){var s,i;if(!this.schedule)return;const{interstitial:r,assetItem:n}=t,l=this.schedule.findEventIndex(r.identifier),h=null==(s=this.schedule.items)?void 0:s[l];if(!h)return;t.loadSource(),this.setBufferingItem(h),this.bufferingAsset=n;const d=this.getBufferingPlayer();if(d===t)return;const c=r.appendInPlace;if(c&&!1===(null==d?void 0:d.interstitial.appendInPlace))return;const u=(null==d?void 0:d.tracks)||(null==(i=this.detachedData)?void 0:i.tracks)||this.requiredTracks;if(c&&n!==this.playingAsset){if(!t.tracks)return void this.log(`Waiting for track info before buffering ${t}`);if(u&&!P(u,t.tracks)){const e=new Error(`Asset ${wa(n)} SourceBuffer tracks ('${Object.keys(t.tracks)}') are not compatible with primary content tracks ('${Object.keys(u)}')`),s={fatal:!0,type:a.OTHER_ERROR,details:o.INTERSTITIAL_ASSET_ITEM_ERROR,error:e},i=r.findAssetIndex(n);return void this.handleAssetItemError(s,r,l,i,e.message)}}this.transferMediaTo(t,e)}handleInPlaceStall(t){const e=this.schedule,s=this.primaryMedia;if(!e||!s)return;const i=s.currentTime,r=e.findAssetIndex(t,i),n=t.assetList[r];if(n){const a=this.getAssetPlayer(n.identifier);if(a){const o=a.currentTime||i-n.timelineStart,l=a.duration-o;if(this.warn(`Stalled at ${o} of ${o+l} in ${a} ${t} (media.currentTime: ${i})`),o&&(l/s.playbackRate<.5||a.bufferedInPlaceToEnd(s))&&a.hls){const s=e.findEventIndex(t.identifier);this.advanceAfterAssetEnded(t,s,r)}}}}advanceInPlace(t){const e=this.primaryMedia;e&&e.currentTime!t.error)))for(let t=i;t{const s=parseFloat(t.DURATION);this.createAsset(r,e,h,o+h,s,t.URI),h+=s})),r.duration=h,this.log(`Loaded asset-list with duration: ${h} (was: ${l}) ${r}`);const d=this.waitingItem,c=(null==d?void 0:d.event.identifier)===n;this.updateSchedule();const u=null==(i=this.bufferingItem)?void 0:i.event;if(c){var f;const t=this.schedule.findEventIndex(n),e=null==(f=this.schedule.items)?void 0:f[t];if(e){if(!this.playingItem&&this.timelinePos>e.end){if(this.schedule.findItemIndexAtTime(this.timelinePos)!==t)return r.error=new Error(`Interstitial no longer within playback range ${this.timelinePos} ${r}`),this.updateSchedule(!0),void this.primaryFallback(r)}this.setBufferingItem(e)}this.setSchedulePosition(t)}else if((null==u?void 0:u.identifier)===n){const t=r.assetList[0];if(t){const e=this.getAssetPlayer(t.identifier);if(u.appendInPlace){const t=this.primaryMedia;e&&t&&this.bufferAssetPlayer(e,t)}else e&&e.loadSource()}}}onError(t,e){if(this.schedule)switch(e.details){case o.ASSET_LIST_PARSING_ERROR:case o.ASSET_LIST_LOAD_ERROR:case o.ASSET_LIST_LOAD_TIMEOUT:{const t=e.interstitial;t&&(this.updateSchedule(!0),this.primaryFallback(t));break}case o.BUFFER_STALLED_ERROR:{const t=this.endedItem||this.waitingItem||this.playingItem;if(this.isInterstitial(t)&&t.event.appendInPlace)return void this.handleInPlaceStall(t.event);this.log(`Primary player stall @${this.timelinePos} bufferedPos: ${this.bufferedPos}`),this.onTimeupdate(),this.checkBuffer(!0);break}}}}});function Ho(t){return t&&"object"==typeof t?Array.isArray(t)?t.map(Ho):Object.keys(t).reduce(((e,s)=>(e[s]=Ho(t[s]),e)),{}):t}function Vo(t,e){const s=t.loader;if(s!==No&&s!==Go)e.log("[config]: Custom loader detected, cannot enable progressive streaming"),t.progressive=!1;else{(function(){if(self.fetch&&self.AbortController&&self.ReadableStream&&self.Request)try{return new self.ReadableStream({}),!0}catch(t){}return!1})()&&(t.loader=No,t.progressive=!0,t.enableSoftwareAES=!0,e.log("[config]: Progressive streaming enabled, using FetchLoader"))}}class Yo extends Ze{constructor(t,e){super("gap-controller",t.logger),this.hls=void 0,this.fragmentTracker=void 0,this.media=null,this.mediaSource=void 0,this.nudgeRetry=0,this.stallReported=!1,this.stalled=null,this.moved=!1,this.seeking=!1,this.buffered={},this.lastCurrentTime=0,this.ended=0,this.waiting=0,this.onMediaPlaying=()=>{this.ended=0,this.waiting=0},this.onMediaWaiting=()=>{var t;null!=(t=this.media)&&t.seeking||(this.waiting=self.performance.now(),this.tick())},this.onMediaEnded=()=>{var t;this.hls&&(this.ended=(null==(t=this.media)?void 0:t.currentTime)||1,this.hls.trigger(l.MEDIA_ENDED,{stalled:!1}))},this.hls=t,this.fragmentTracker=e,this.registerListeners()}registerListeners(){const{hls:t}=this;t&&(t.on(l.MEDIA_ATTACHED,this.onMediaAttached,this),t.on(l.MEDIA_DETACHING,this.onMediaDetaching,this),t.on(l.BUFFER_APPENDED,this.onBufferAppended,this))}unregisterListeners(){const{hls:t}=this;t&&(t.off(l.MEDIA_ATTACHED,this.onMediaAttached,this),t.off(l.MEDIA_DETACHING,this.onMediaDetaching,this),t.off(l.BUFFER_APPENDED,this.onBufferAppended,this))}destroy(){super.destroy(),this.unregisterListeners(),this.media=this.hls=this.fragmentTracker=null,this.mediaSource=void 0}onMediaAttached(t,e){this.setInterval(100),this.mediaSource=e.mediaSource;const s=this.media=e.media;mi(s,"playing",this.onMediaPlaying),mi(s,"waiting",this.onMediaWaiting),mi(s,"ended",this.onMediaEnded)}onMediaDetaching(t,e){this.clearInterval();const{media:s}=this;s&&(pi(s,"playing",this.onMediaPlaying),pi(s,"waiting",this.onMediaWaiting),pi(s,"ended",this.onMediaEnded),this.media=null),this.mediaSource=void 0}onBufferAppended(t,e){this.buffered=e.timeRanges}get hasBuffered(){return Object.keys(this.buffered).length>0}tick(){var t;if(null==(t=this.media)||!t.readyState||!this.hasBuffered)return;const e=this.media.currentTime;this.poll(e,this.lastCurrentTime),this.lastCurrentTime=e}poll(t,e){var s,i;const r=null==(s=this.hls)?void 0:s.config;if(!r)return;const n=this.media;if(!n)return;const{seeking:a}=n,o=this.seeking&&!a,h=!this.seeking&&a,d=n.paused&&!a||n.ended||0===n.playbackRate;if(this.seeking=a,t!==e)return e&&(this.ended=0),this.moved=!0,a||(this.nudgeRetry=0,r.nudgeOnVideoHole&&!d&&t>e&&this.nudgeOnVideoHole(t,e)),void(0===this.waiting&&this.stallResolved(t));if(h||o)return void(o&&this.stallResolved(t));if(d)return this.nudgeRetry=0,this.stallResolved(t),void(!this.ended&&n.ended&&this.hls&&(this.ended=t||1,this.hls.trigger(l.MEDIA_ENDED,{stalled:!1})));if(!es.getBuffered(n).length)return void(this.nudgeRetry=0);const c=es.bufferInfo(n,t,0),u=c.nextStart||0,f=this.fragmentTracker;if(a&&f&&this.hls){const e=Wo(this.hls.inFlightFragments,t),s=c.len>2,i=!u||e||u-t>2&&!f.getPartialFragment(t);if(s||i)return;this.moved=!1}const g=null==(i=this.hls)?void 0:i.latestLevelDetails;if(!this.moved&&null!==this.stalled&&f){if(!(c.len>0)&&!u)return;const e=Math.max(u,c.start||0)-t,s=!(null==g||!g.live)?2*g.targetduration:2,i=qo(t,f);if(e>0&&(e<=s||i))return void(n.paused||this._trySkipBufferHole(i))}const m=r.detectStallWithCurrentTimeMs,p=self.performance.now(),v=this.waiting;let y=this.stalled;if(null===y){if(!(v>0&&p-v=m||v)&&this.hls){var T;if("ended"===(null==(T=this.mediaSource)?void 0:T.readyState)&&(null==g||!g.live)&&Math.abs(t-((null==g?void 0:g.edge)||0))<1){if(this.ended)return;return this.ended=t||1,void this.hls.trigger(l.MEDIA_ENDED,{stalled:!0})}if(this._reportStall(c),!this.media||!this.hls)return}const S=es.bufferInfo(n,t,r.maxBufferHole);this._tryFixBufferStall(S,E,t)}stallResolved(t){const e=this.stalled;if(e&&this.hls&&(this.stalled=null,this.stallReported)){const s=self.performance.now()-e;this.log(`playback not stuck anymore @${t}, after ${Math.round(s)}ms`),this.stallReported=!1,this.waiting=0,this.hls.trigger(l.STALL_RESOLVED,{})}}nudgeOnVideoHole(t,e){var s;const i=this.buffered.video;if(this.hls&&this.media&&this.fragmentTracker&&null!=(s=this.buffered.audio)&&s.length&&i&&i.length>1&&t>i.end(0)){const s=es.bufferedInfo(es.timeRangesToArray(this.buffered.audio),t,0);if(s.len>1&&e>=s.start){const s=es.timeRangesToArray(i),r=es.bufferedInfo(s,e,0).bufferedIndex;if(r>-1&&rr)&&n-i<1&&t-i<2){const s=new Error(`nudging playhead to flush pipeline after video hole. currentTime: ${t} hole: ${i} -> ${n} buffered index: ${e}`);this.warn(s.message),this.media.currentTime+=1e-6;let r=qo(t,this.fragmentTracker);r&&"fragment"in r?r=r.fragment:r||(r=void 0);const h=es.bufferInfo(this.media,t,0);this.hls.trigger(l.ERROR,{type:a.MEDIA_ERROR,details:o.BUFFER_SEEK_OVER_HOLE,fatal:!1,error:s,reason:s.message,frag:r,buffer:h.len,bufferInfo:h})}}}}}_tryFixBufferStall(t,e,s){var i,r;const{fragmentTracker:n,media:a}=this,o=null==(i=this.hls)?void 0:i.config;if(!a||!n||!o)return;const l=null==(r=this.hls)?void 0:r.latestLevelDetails,h=qo(s,n);if(h||null!=l&&l.live&&s1&&t.len>o.maxBufferHole||t.nextStart&&(t.nextStart-s1e3*o.highBufferWatchdogPeriod||this.waiting)&&(this.warn("Trying to nudge playhead over buffer-hole"),this._tryNudgeBuffer(t))}adjacentTraversal(t,e){const s=this.fragmentTracker,i=t.nextStart;if(s&&i){const t=s.getFragAtPos(e,f),r=s.getFragAtPos(i,f);if(t&&r)return r.sn-t.sn<2}return!1}_reportStall(t){const{hls:e,media:s,stallReported:i,stalled:r}=this;if(!i&&null!==r&&s&&e){this.stallReported=!0;const i=new Error(`Playback stalling at @${s.currentTime} due to low buffer (${se(t)})`);this.warn(i.message),e.trigger(l.ERROR,{type:a.MEDIA_ERROR,details:o.BUFFER_STALLED_ERROR,fatal:!1,error:i,buffer:t.len,bufferInfo:t,stalled:{start:r}})}}_trySkipBufferHole(t){var e;const{fragmentTracker:s,media:i}=this,r=null==(e=this.hls)?void 0:e.config;if(!i||!s||!r)return 0;const n=i.currentTime,h=es.bufferInfo(i,n,0),d=n0&&h.len<1&&i.readyState<3,g=d-n;if(g>0&&(e||u)){if(g>r.maxBufferHole){let e=!1;if(0===n){const t=s.getAppendedFrag(0,f);t&&d{const t=Xo();try{t&&new t(0,Number.POSITIVE_INFINITY,"")}catch(t){return Number.MAX_VALUE}return Number.POSITIVE_INFINITY})();class Zo{constructor(t){this.hls=void 0,this.id3Track=null,this.media=null,this.dateRangeCuesAppended={},this.removeCues=!0,this.assetCue=void 0,this.onEventCueEnter=()=>{this.hls&&this.hls.trigger(l.EVENT_CUE_ENTER,{})},this.hls=t,this._registerListeners()}destroy(){this._unregisterListeners(),this.id3Track=null,this.media=null,this.dateRangeCuesAppended={},this.hls=this.onEventCueEnter=null}_registerListeners(){const{hls:t}=this;t&&(t.on(l.MEDIA_ATTACHING,this.onMediaAttaching,this),t.on(l.MEDIA_ATTACHED,this.onMediaAttached,this),t.on(l.MEDIA_DETACHING,this.onMediaDetaching,this),t.on(l.MANIFEST_LOADING,this.onManifestLoading,this),t.on(l.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),t.on(l.BUFFER_FLUSHING,this.onBufferFlushing,this),t.on(l.LEVEL_UPDATED,this.onLevelUpdated,this),t.on(l.LEVEL_PTS_UPDATED,this.onLevelPtsUpdated,this))}_unregisterListeners(){const{hls:t}=this;t&&(t.off(l.MEDIA_ATTACHING,this.onMediaAttaching,this),t.off(l.MEDIA_ATTACHED,this.onMediaAttached,this),t.off(l.MEDIA_DETACHING,this.onMediaDetaching,this),t.off(l.MANIFEST_LOADING,this.onManifestLoading,this),t.off(l.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),t.off(l.BUFFER_FLUSHING,this.onBufferFlushing,this),t.off(l.LEVEL_UPDATED,this.onLevelUpdated,this),t.off(l.LEVEL_PTS_UPDATED,this.onLevelPtsUpdated,this))}onMediaAttaching(t,e){var s;this.media=e.media,!1===(null==(s=e.overrides)?void 0:s.cueRemoval)&&(this.removeCues=!1)}onMediaAttached(){var t;const e=null==(t=this.hls)?void 0:t.latestLevelDetails;e&&this.updateDateRangeCues(e)}onMediaDetaching(t,e){this.media=null;!!e.transferMedia||(this.id3Track&&(this.removeCues&&Sa(this.id3Track,this.onEventCueEnter),this.id3Track=null),this.dateRangeCuesAppended={})}onManifestLoading(){this.dateRangeCuesAppended={}}createTrack(t){const e=this.getID3Track(t.textTracks);return e.mode="hidden",e}getID3Track(t){if(this.media){for(let e=0;eQo&&(l=Qo);l-o<=0&&(l=o+.25);for(let t=0;tt.type===ar.audioId3&&o:"video"===i?t=>t.type===ar.emsg&&a:t=>t.type===ar.audioId3&&o||t.type===ar.emsg&&a,La(r,e,s,t)}}onLevelUpdated(t,{details:e}){this.updateDateRangeCues(e,!0)}onLevelPtsUpdated(t,e){Math.abs(e.drift)>.01&&this.updateDateRangeCues(e.details)}updateDateRangeCues(t,e){if(!this.hls||!this.media)return;const{assetPlayerId:s,timelineOffset:r,enableDateRangeMetadataCues:n,interstitialsController:a}=this.hls.config;if(!n)return;const o=Xo();if(s&&r&&!a){const{fragmentStart:e,fragmentEnd:i}=t;let r=this.assetCue;r?(r.startTime=e,r.endTime=i):o&&(r=this.assetCue=zo(o,e,i,{assetPlayerId:this.hls.config.assetPlayerId},"hlsjs.interstitial.asset"),r&&(r.id=s,this.id3Track||(this.id3Track=this.createTrack(this.media)),this.id3Track.addCue(r),r.addEventListener("enter",this.onEventCueEnter)))}if(!t.hasProgramDateTime)return;const{id3Track:l}=this,{dateRanges:h}=t,d=Object.keys(h);let c=this.dateRangeCuesAppended;var u;if(l&&e)if(null!=(u=l.cues)&&u.length){const t=Object.keys(c).filter((t=>!d.includes(t)));for(let e=t.length;e--;){var f;const s=t[e],i=null==(f=c[s])?void 0:f.cues;delete c[s],i&&Object.keys(i).forEach((t=>{const e=i[t];if(e){e.removeEventListener("enter",this.onEventCueEnter);try{l.removeCue(e)}catch(t){}}}))}}else c=this.dateRangeCuesAppended={};const g=t.fragments[t.fragments.length-1];if(0!==d.length&&i(null==g?void 0:g.programDateTime)){this.id3Track||(this.id3Track=this.createTrack(this.media));for(let t=0;t{if(e!==s.id){const i=h[e];if(i.class===s.class&&i.startDate>s.startDate&&(!t||s.startDate.01&&(d.startTime=i,d.endTime=u):d.endTime=u;else if(o){let t=s.attr[h];ds(h)&&(t=x(t));const r=zo(o,i,u,{key:h,data:t},ar.dateRange);r&&(r.id=e,this.id3Track.addCue(r),n[h]=r,a&&("X-ASSET-LIST"!==h&&"X-ASSET-URL"!==h||r.addEventListener("enter",this.onEventCueEnter)))}}c[e]={cues:n,dateRange:s,durationKnown:l}}var m}}}class Jo{constructor(t){this.hls=void 0,this.config=void 0,this.media=null,this.currentTime=0,this.stallCount=0,this._latency=null,this._targetLatencyUpdated=!1,this.onTimeupdate=()=>{const{media:t}=this,e=this.levelDetails;if(!t||!e)return;this.currentTime=t.currentTime;const s=this.computeLatency();if(null===s)return;this._latency=s;const{lowLatencyMode:i,maxLiveSyncPlaybackRate:r}=this.config;if(!i||1===r||!e.live)return;const n=this.targetLatency;if(null===n)return;const a=s-n;if(a.05&&this.forwardBufferLength>1){const e=Math.min(2,Math.max(1,r)),s=Math.round(2/(1+Math.exp(-.75*a-this.edgeStalled))*20)/20,i=Math.min(e,Math.max(1,s));this.changeMediaPlaybackRate(t,i)}else 1!==t.playbackRate&&0!==t.playbackRate&&this.changeMediaPlaybackRate(t,1)},this.hls=t,this.config=t.config,this.registerListeners()}get levelDetails(){var t;return(null==(t=this.hls)?void 0:t.latestLevelDetails)||null}get latency(){return this._latency||0}get maxLatency(){const{config:t}=this;if(void 0!==t.liveMaxLatencyDuration)return t.liveMaxLatencyDuration;const e=this.levelDetails;return e?t.liveMaxLatencyDurationCount*e.targetduration:0}get targetLatency(){const t=this.levelDetails;if(null===t||null===this.hls)return null;const{holdBack:e,partHoldBack:s,targetduration:i}=t,{liveSyncDuration:r,liveSyncDurationCount:n,lowLatencyMode:a}=this.config,o=this.hls.userConfig;let l=a&&s||e;(this._targetLatencyUpdated||o.liveSyncDuration||o.liveSyncDurationCount||0===l)&&(l=void 0!==r?r:n*i);const h=i;return l+Math.min(this.stallCount*this.config.liveSyncOnStallIncrease,h)}set targetLatency(t){this.stallCount=0,this.config.liveSyncDuration=t,this._targetLatencyUpdated=!0}get liveSyncPosition(){const t=this.estimateLiveEdge(),e=this.targetLatency;if(null===t||null===e)return null;const s=this.levelDetails;if(null===s)return null;const i=s.edge,r=t-e-this.edgeStalled,n=i-s.totalduration,a=i-(this.config.lowLatencyMode&&s.partTarget||s.targetduration);return Math.min(Math.max(n,r),a)}get drift(){const t=this.levelDetails;return null===t?1:t.drift}get edgeStalled(){const t=this.levelDetails;if(null===t)return 0;const e=3*(this.config.lowLatencyMode&&t.partTarget||t.targetduration);return Math.max(t.age-e,0)}get forwardBufferLength(){const{media:t}=this,e=this.levelDetails;if(!t||!e)return 0;const s=t.buffered.length;return(s?t.buffered.end(s-1):e.edge)-this.currentTime}destroy(){this.unregisterListeners(),this.onMediaDetaching(),this.hls=null}registerListeners(){const{hls:t}=this;t&&(t.on(l.MEDIA_ATTACHED,this.onMediaAttached,this),t.on(l.MEDIA_DETACHING,this.onMediaDetaching,this),t.on(l.MANIFEST_LOADING,this.onManifestLoading,this),t.on(l.LEVEL_UPDATED,this.onLevelUpdated,this),t.on(l.ERROR,this.onError,this))}unregisterListeners(){const{hls:t}=this;t&&(t.off(l.MEDIA_ATTACHED,this.onMediaAttached,this),t.off(l.MEDIA_DETACHING,this.onMediaDetaching,this),t.off(l.MANIFEST_LOADING,this.onManifestLoading,this),t.off(l.LEVEL_UPDATED,this.onLevelUpdated,this),t.off(l.ERROR,this.onError,this))}onMediaAttached(t,e){this.media=e.media,this.media.addEventListener("timeupdate",this.onTimeupdate)}onMediaDetaching(){this.media&&(this.media.removeEventListener("timeupdate",this.onTimeupdate),this.media=null)}onManifestLoading(){this._latency=null,this.stallCount=0}onLevelUpdated(t,{details:e}){e.advanced&&this.onTimeupdate(),!e.live&&this.media&&this.media.removeEventListener("timeupdate",this.onTimeupdate)}onError(t,e){var s;e.details===o.BUFFER_STALLED_ERROR&&(this.stallCount++,this.hls&&null!=(s=this.levelDetails)&&s.live&&this.hls.logger.warn("[latency-controller]: Stall detected, adjusting target latency"))}changeMediaPlaybackRate(t,e){var s,i;t.playbackRate!==e&&(null==(s=this.hls)||s.logger.debug(`[latency-controller]: latency=${this.latency.toFixed(3)}, targetLatency=${null==(i=this.targetLatency)?void 0:i.toFixed(3)}, forwardBufferLength=${this.forwardBufferLength.toFixed(3)}: adjusting playback rate from ${t.playbackRate} to ${e}`),t.playbackRate=e)}estimateLiveEdge(){const t=this.levelDetails;return null===t?null:t.edge+t.age}computeLatency(){const t=this.estimateLiveEdge();return null===t?null:t-this.currentTime}}class tl extends ln{constructor(t,e){super(t,"level-controller"),this._levels=[],this._firstLevel=-1,this._maxAutoLevel=-1,this._startLevel=void 0,this.currentLevel=null,this.currentLevelIndex=-1,this.manualLevelIndex=-1,this.steering=void 0,this.onParsedComplete=void 0,this.steering=e,this._registerListeners()}_registerListeners(){const{hls:t}=this;t.on(l.MANIFEST_LOADING,this.onManifestLoading,this),t.on(l.MANIFEST_LOADED,this.onManifestLoaded,this),t.on(l.LEVEL_LOADED,this.onLevelLoaded,this),t.on(l.LEVELS_UPDATED,this.onLevelsUpdated,this),t.on(l.FRAG_BUFFERED,this.onFragBuffered,this),t.on(l.ERROR,this.onError,this)}_unregisterListeners(){const{hls:t}=this;t.off(l.MANIFEST_LOADING,this.onManifestLoading,this),t.off(l.MANIFEST_LOADED,this.onManifestLoaded,this),t.off(l.LEVEL_LOADED,this.onLevelLoaded,this),t.off(l.LEVELS_UPDATED,this.onLevelsUpdated,this),t.off(l.FRAG_BUFFERED,this.onFragBuffered,this),t.off(l.ERROR,this.onError,this)}destroy(){this._unregisterListeners(),this.steering=null,this.resetLevels(),super.destroy()}stopLoad(){this._levels.forEach((t=>{t.loadError=0,t.fragmentError=0})),super.stopLoad()}resetLevels(){this._startLevel=void 0,this.manualLevelIndex=-1,this.currentLevelIndex=-1,this.currentLevel=null,this._levels=[],this._maxAutoLevel=-1}onManifestLoading(t,e){this.resetLevels()}onManifestLoaded(t,e){const s=this.hls.config.preferManagedMediaSource,i=[],r={},n={};let a=!1,o=!1,l=!1;e.levels.forEach((t=>{const e=t.attrs;let{audioCodec:h,videoCodec:d}=t;h&&(t.audioCodec=h=xt(h,s)||void 0),d&&(d=t.videoCodec=function(t){const e=t.split(",");for(let t=0;t2&&"avc1"===s[0]&&(e[t]=`avc1.${parseInt(s[1]).toString(16)}${("000"+parseInt(s[2]).toString(16)).slice(-4)}`)}return e.join(",")}(d));const{width:c,height:u,unknownCodecs:f}=t,g=(null==f?void 0:f.length)||0;if(a||(a=!(!c||!u)),o||(o=!!d),l||(l=!!h),g||h&&!this.isAudioSupported(h)||d&&!this.isVideoSupported(d))return void this.log(`Some or all CODECS not supported "${e.CODECS}"`);const{CODECS:m,"FRAME-RATE":p,"HDCP-LEVEL":v,"PATHWAY-ID":y,RESOLUTION:E,"VIDEO-RANGE":T}=e,S=`${`${y||"."}-`}${t.bitrate}-${E}-${p}-${m}-${T}-${v}`;if(r[S])if(r[S].uri===t.url||t.attrs["PATHWAY-ID"])r[S].addGroupId("audio",e.AUDIO),r[S].addGroupId("text",e.SUBTITLES);else{const e=n[S]+=1;t.attrs["PATHWAY-ID"]=new Array(e+1).join(".");const s=this.createLevel(t);r[S]=s,i.push(s)}else{const e=this.createLevel(t);r[S]=e,n[S]=1,i.push(e)}})),this.filterAndSortMediaOptions(i,e,a,o,l)}createLevel(t){const e=new Jt(t),s=t.supplemental;if(null!=s&&s.videoCodec&&!this.isVideoSupported(s.videoCodec)){const t=new Error(`SUPPLEMENTAL-CODECS not supported "${s.videoCodec}"`);this.log(t.message),e.supportedResult=Gt(t,[])}return e}isAudioSupported(t){return bt(t,"audio",this.hls.config.preferManagedMediaSource)}isVideoSupported(t){return bt(t,"video",this.hls.config.preferManagedMediaSource)}filterAndSortMediaOptions(t,e,s,i,r){var n;let h=[],d=[],c=t;const u=(null==(n=e.stats)?void 0:n.parsing)||{};if((s||i)&&r&&(c=c.filter((({videoCodec:t,videoRange:e,width:s,height:i})=>{return(!!t||!(!s||!i))&&(!!(r=e)&&jt.indexOf(r)>-1);var r}))),0===c.length)return Promise.resolve().then((()=>{if(this.hls){let t="no level with compatible codecs found in manifest",s=t;e.levels.length&&(s=`one or more CODECS in variant not supported: ${se(e.levels.map((t=>t.attrs.CODECS)).filter(((t,e,s)=>s.indexOf(t)===e)))}`,this.warn(s),t+=` (${s})`);const i=new Error(t);this.hls.trigger(l.ERROR,{type:a.MEDIA_ERROR,details:o.MANIFEST_INCOMPATIBLE_CODECS_ERROR,fatal:!0,url:e.url,error:i,reason:s})}})),void(u.end=performance.now());e.audioTracks&&(h=e.audioTracks.filter((t=>!t.audioCodec||this.isAudioSupported(t.audioCodec))),el(h)),e.subtitles&&(d=e.subtitles,el(d));const f=c.slice(0);c.sort(((t,e)=>{if(t.attrs["HDCP-LEVEL"]!==e.attrs["HDCP-LEVEL"])return(t.attrs["HDCP-LEVEL"]||"")>(e.attrs["HDCP-LEVEL"]||"")?1:-1;if(s&&t.height!==e.height)return t.height-e.height;if(t.frameRate!==e.frameRate)return t.frameRate-e.frameRate;if(t.videoRange!==e.videoRange)return jt.indexOf(t.videoRange)-jt.indexOf(e.videoRange);if(t.videoCodec!==e.videoCodec){const s=_t(t.videoCodec),i=_t(e.videoCodec);if(s!==i)return i-s}if(t.uri===e.uri&&t.codecSet!==e.codecSet){const s=Pt(t.codecSet),i=Pt(e.codecSet);if(s!==i)return i-s}return t.averageBitrate!==e.averageBitrate?t.averageBitrate-e.averageBitrate:0}));let g=f[0];if(this.steering&&(c=this.steering.filterParsedLevels(c),c.length!==f.length))for(let t=0;ts&&s===this.hls.abrEwmaDefaultEstimate&&(this.hls.bandwidthEstimate=t)}break}const p=r&&!i,v=this.hls.config,y=!(!v.audioStreamController||!v.audioTrackController),E={levels:c,audioTracks:h,subtitleTracks:d,sessionData:e.sessionData,sessionKeys:e.sessionKeys,firstLevel:this._firstLevel,stats:e.stats,audio:r,video:i,altAudio:y&&!p&&h.some((t=>!!t.url))};u.end=performance.now(),this.hls.trigger(l.MANIFEST_PARSED,E)}get levels(){return 0===this._levels.length?null:this._levels}get loadLevelObj(){return this.currentLevel}get level(){return this.currentLevelIndex}set level(t){const e=this._levels;if(0===e.length)return;if(t<0||t>=e.length){const s=new Error("invalid level idx"),i=t<0;if(this.hls.trigger(l.ERROR,{type:a.OTHER_ERROR,details:o.LEVEL_SWITCH_ERROR,level:t,fatal:i,error:s,reason:s.message}),i)return;t=Math.min(t,e.length-1)}const s=this.currentLevelIndex,i=this.currentLevel,r=i?i.attrs["PATHWAY-ID"]:void 0,n=e[t],h=n.attrs["PATHWAY-ID"];if(this.currentLevelIndex=t,this.currentLevel=n,s===t&&i&&r===h)return;this.log(`Switching to level ${t} (${n.height?n.height+"p ":""}${n.videoRange?n.videoRange+" ":""}${n.codecSet?n.codecSet+" ":""}@${n.bitrate})${h?" with Pathway "+h:""} from level ${s}${r?" with Pathway "+r:""}`);const d={level:t,attrs:n.attrs,details:n.details,bitrate:n.bitrate,averageBitrate:n.averageBitrate,maxBitrate:n.maxBitrate,realBitrate:n.realBitrate,width:n.width,height:n.height,codecSet:n.codecSet,audioCodec:n.audioCodec,videoCodec:n.videoCodec,audioGroups:n.audioGroups,subtitleGroups:n.subtitleGroups,loaded:n.loaded,loadError:n.loadError,fragmentError:n.fragmentError,name:n.name,id:n.id,uri:n.uri,url:n.url,urlId:0,audioGroupIds:n.audioGroupIds,textGroupIds:n.textGroupIds};this.hls.trigger(l.LEVEL_SWITCHING,d);const c=n.details;if(!c||c.live){const t=this.switchParams(n.uri,null==i?void 0:i.details,c);this.loadPlaylist(t)}}get manualLevel(){return this.manualLevelIndex}set manualLevel(t){this.manualLevelIndex=t,void 0===this._startLevel&&(this._startLevel=t),-1!==t&&(this.level=t)}get firstLevel(){return this._firstLevel}set firstLevel(t){this._firstLevel=t}get startLevel(){if(void 0===this._startLevel){const t=this.hls.config.startLevel;return void 0!==t?t:this.hls.firstAutoLevel}return this._startLevel}set startLevel(t){this._startLevel=t}get pathways(){return this.steering?this.steering.pathways():[]}get pathwayPriority(){return this.steering?this.steering.pathwayPriority:null}set pathwayPriority(t){if(this.steering){const e=this.steering.pathways(),s=t.filter((t=>-1!==e.indexOf(t)));if(t.length<1)return void this.warn(`pathwayPriority ${t} should contain at least one pathway from list: ${e}`);this.steering.pathwayPriority=s}}onError(t,e){!e.fatal&&e.context&&e.context.type===d&&e.context.level===this.level&&this.checkRetry(e)}onFragBuffered(t,{frag:e}){if(void 0!==e&&e.type===f){const t=e.elementaryStreams;if(!Object.keys(t).some((e=>!!t[e])))return;const s=this._levels[e.level];null!=s&&s.loadError&&(this.log(`Resetting level error count of ${s.loadError} on frag buffered`),s.loadError=0)}}onLevelLoaded(t,e){var s;const{level:i,details:r}=e,n=e.levelInfo;var a;if(!n)return this.warn(`Invalid level index ${i}`),void(null!=(a=e.deliveryDirectives)&&a.skip&&(r.deltaUpdateFailed=!0));if(n===this.currentLevel||e.withoutMultiVariant){0===n.fragmentError&&(n.loadError=0);let t=n.details;t===e.details&&t.advanced&&(t=void 0),this.playlistLoaded(i,e,t)}else null!=(s=e.deliveryDirectives)&&s.skip&&(r.deltaUpdateFailed=!0)}loadPlaylist(t){super.loadPlaylist(),this.shouldLoadPlaylist(this.currentLevel)&&this.scheduleLoading(this.currentLevel,t)}loadingPlaylist(t,e){super.loadingPlaylist(t,e);const s=this.getUrlWithDirectives(t.uri,e),i=this.currentLevelIndex,r=t.attrs["PATHWAY-ID"],n=t.details,a=null==n?void 0:n.age;this.log(`Loading level index ${i}${void 0!==(null==e?void 0:e.msn)?" at sn "+e.msn+" part "+e.part:""}${r?" Pathway "+r:""}${a&&n.live?" age "+a.toFixed(1)+(n.type?" "+n.type||0:""):""} ${s}`),this.hls.trigger(l.LEVEL_LOADING,{url:s,level:i,levelInfo:t,pathwayId:t.attrs["PATHWAY-ID"],id:0,deliveryDirectives:e||null})}get nextLoadLevel(){return-1!==this.manualLevelIndex?this.manualLevelIndex:this.hls.nextAutoLevel}set nextLoadLevel(t){this.level=t,-1===this.manualLevelIndex&&(this.hls.nextAutoLevel=t)}removeLevel(t){var e;if(1===this._levels.length)return;const s=this._levels.filter(((e,s)=>s!==t||(this.steering&&this.steering.removeLevel(e),e===this.currentLevel&&(this.currentLevel=null,this.currentLevelIndex=-1,e.details&&e.details.fragments.forEach((t=>t.level=-1))),!1)));oi(s),this._levels=s,this.currentLevelIndex>-1&&null!=(e=this.currentLevel)&&e.details&&(this.currentLevelIndex=this.currentLevel.details.fragments[0].level),this.manualLevelIndex>-1&&(this.manualLevelIndex=this.currentLevelIndex);const i=s.length-1;this._firstLevel=Math.min(this._firstLevel,i),this._startLevel&&(this._startLevel=Math.min(this._startLevel,i)),this.hls.trigger(l.LEVELS_UPDATED,{levels:s})}onLevelsUpdated(t,{levels:e}){this._levels=e}checkMaxAutoUpdated(){const{autoLevelCapping:t,maxAutoLevel:e,maxHdcpLevel:s}=this.hls;this._maxAutoLevel!==e&&(this._maxAutoLevel=e,this.hls.trigger(l.MAX_AUTO_LEVEL_UPDATED,{autoLevelCapping:t,levels:this.levels,maxAutoLevel:e,minAutoLevel:this.hls.minAutoLevel,maxHdcpLevel:s}))}}function el(t){const e={};t.forEach((t=>{const s=t.groupId||"";t.id=e[s]=e[s]||0,e[s]++}))}function sl(){return self.SourceBuffer||self.WebKitSourceBuffer}function il(){if(!_())return!1;const t=sl();return!t||t.prototype&&"function"==typeof t.prototype.appendBuffer&&"function"==typeof t.prototype.remove}class rl extends Pi{constructor(t,e,s){super(t,e,s,"stream-controller",f),this.audioCodecSwap=!1,this.level=-1,this._forceStartLoad=!1,this._hasEnoughToStart=!1,this.altAudio=0,this.audioOnly=!1,this.fragPlaying=null,this.fragLastKbps=0,this.couldBacktrack=!1,this.backtrackFragment=null,this.audioCodecSwitch=!1,this.videoBuffer=null,this.onMediaPlaying=()=>{this.tick()},this.onMediaSeeked=()=>{const t=this.media,e=t?t.currentTime:null;if(null===e||!i(e))return;if(this.log(`Media seeked to ${e.toFixed(3)}`),!this.getBufferedFrag(e))return;const s=this.getFwdBufferInfoAtPos(t,e,f,0);null!==s&&0!==s.len?this.tick():this.warn(`Main forward buffer length at ${e} on "seeked" event ${s?s.len:"empty"})`)},this.registerListeners()}registerListeners(){super.registerListeners();const{hls:t}=this;t.on(l.MANIFEST_PARSED,this.onManifestParsed,this),t.on(l.LEVEL_LOADING,this.onLevelLoading,this),t.on(l.LEVEL_LOADED,this.onLevelLoaded,this),t.on(l.FRAG_LOAD_EMERGENCY_ABORTED,this.onFragLoadEmergencyAborted,this),t.on(l.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),t.on(l.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),t.on(l.BUFFER_CREATED,this.onBufferCreated,this),t.on(l.BUFFER_FLUSHED,this.onBufferFlushed,this),t.on(l.LEVELS_UPDATED,this.onLevelsUpdated,this),t.on(l.FRAG_BUFFERED,this.onFragBuffered,this)}unregisterListeners(){super.unregisterListeners();const{hls:t}=this;t.off(l.MANIFEST_PARSED,this.onManifestParsed,this),t.off(l.LEVEL_LOADED,this.onLevelLoaded,this),t.off(l.FRAG_LOAD_EMERGENCY_ABORTED,this.onFragLoadEmergencyAborted,this),t.off(l.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),t.off(l.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),t.off(l.BUFFER_CREATED,this.onBufferCreated,this),t.off(l.BUFFER_FLUSHED,this.onBufferFlushed,this),t.off(l.LEVELS_UPDATED,this.onLevelsUpdated,this),t.off(l.FRAG_BUFFERED,this.onFragBuffered,this)}onHandlerDestroying(){this.onMediaPlaying=this.onMediaSeeked=null,this.unregisterListeners(),super.onHandlerDestroying()}startLoad(t,e){if(this.levels){const{lastCurrentTime:s,hls:i}=this;if(this.stopLoad(),this.setInterval(100),this.level=-1,!this.startFragRequested){let t=i.startLevel;-1===t&&(i.config.testBandwidth&&this.levels.length>1?(t=0,this.bitrateTest=!0):t=i.firstAutoLevel),i.nextLoadLevel=t,this.level=i.loadLevel,this._hasEnoughToStart=!!e}s>0&&-1===t&&!e&&(this.log(`Override startPosition with lastCurrentTime @${s.toFixed(3)}`),t=s),this.state=Ei,this.nextLoadPosition=this.lastCurrentTime=t+this.timelineOffset,this.startPosition=e?-1:t,this.tick()}else this._forceStartLoad=!0,this.state=yi}stopLoad(){this._forceStartLoad=!1,super.stopLoad()}doTick(){switch(this.state){case _i:{const{levels:t,level:e}=this,s=null==t?void 0:t[e],i=null==s?void 0:s.details;if(i&&(!i.live||this.levelLastLoaded===s&&!this.waitForLive(s))){if(this.waitForCdnTuneIn(i))break;this.state=Ei;break}if(this.hls.nextLoadLevel!==this.level){this.state=Ei;break}break}case Li:this.checkRetryDate()}this.state===Ei&&this.doTickIdle(),this.onTickEnd()}onTickEnd(){var t;super.onTickEnd(),null!=(t=this.media)&&t.readyState&&!1===this.media.seeking&&(this.lastCurrentTime=this.media.currentTime),this.checkFragmentChanged()}doTickIdle(){const{hls:t,levelLastLoaded:e,levels:s,media:i}=this;if(null===e||!i&&!this.primaryPrefetch&&(this.startFragRequested||!t.config.startFragPrefetch))return;if(this.altAudio&&this.audioOnly)return;const r=this.buffering?t.nextLoadLevel:t.loadLevel;if(null==s||!s[r])return;const n=s[r],a=this.getMainFwdBufferInfo();if(null===a)return;const o=this.getLevelDetails();if(o&&this._streamEnded(a,o)){const t={};return 2===this.altAudio&&(t.type="video"),this.hls.trigger(l.BUFFER_EOS,t),void(this.state=bi)}if(!this.buffering)return;t.loadLevel!==r&&-1===t.manualLevel&&this.log(`Adapting to level ${r} from level ${this.level}`),this.level=t.nextLoadLevel=r;const h=n.details;if(!h||this.state===_i||this.waitForLive(n))return this.level=r,this.state=_i,void(this.startFragRequested=!1);const d=a.len,c=this.getMaxBufferLength(n.maxBitrate);if(d>=c)return;this.backtrackFragment&&this.backtrackFragment.start>a.end&&(this.backtrackFragment=null);const u=this.backtrackFragment?this.backtrackFragment.start:a.end;let g=this.getNextFragment(u,h);if(this.couldBacktrack&&!this.fragPrevious&&g&&q(g)&&this.fragmentTracker.getState(g)!==Fe){var m;const t=(null!=(m=this.backtrackFragment)?m:g).sn-h.startSN,e=h.fragments[t-1];e&&g.cc===e.cc&&(g=e,this.fragmentTracker.removeFragment(e))}else this.backtrackFragment&&a.len&&(this.backtrackFragment=null);if(g&&this.isLoopLoading(g,u)){if(!g.gap){const t=this.audioOnly&&!this.altAudio?V:Y,e=(t===Y?this.videoBuffer:this.mediaBuffer)||this.media;e&&this.afterBufferFlushed(e,t,f)}g=this.getNextFragmentLoopLoading(g,h,a,f,c)}g&&(!g.initSegment||g.initSegment.data||this.bitrateTest||(g=g.initSegment),this.loadFragment(g,n,u))}loadFragment(t,e,s){const i=this.fragmentTracker.getState(t);i===xe||i===Me?q(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,e)):super.loadFragment(t,e,s):this._loadInitSegment(t,e):this.clearTrackerIfNeeded(t)}getBufferedFrag(t){return this.fragmentTracker.getBufferedFrag(t,f)}followingBufferedFrag(t){return t?this.getBufferedFrag(t.end+.5):null}immediateLevelSwitch(){this.abortCurrentFrag(),this.flushMainBuffer(0,Number.POSITIVE_INFINITY)}nextLevelSwitch(){const{levels:t,media:e}=this;if(null!=e&&e.readyState){let s;const i=this.getAppendedFrag(e.currentTime);i&&i.start>1&&this.flushMainBuffer(0,i.start-1);const r=this.getLevelDetails();if(null!=r&&r.live){const t=this.getMainFwdBufferInfo();if(!t||t.len<2*r.targetduration)return}if(!e.paused&&t){const e=t[this.hls.nextLoadLevel],i=this.fragLastKbps;s=i&&this.fragCurrent?this.fragCurrent.duration*e.maxBitrate/(1e3*i)+1:0}else s=0;const n=this.getBufferedFrag(e.currentTime+s);if(n){const t=this.followingBufferedFrag(n);if(t){this.abortCurrentFrag();const e=t.maxStartPTS?t.maxStartPTS:t.start,s=t.duration,i=Math.max(n.end,e+Math.min(Math.max(s-this.config.maxFragLookUpTolerance,s*(this.couldBacktrack?.5:.125)),s*(this.couldBacktrack?.75:.25)));this.flushMainBuffer(i,Number.POSITIVE_INFINITY)}}}}abortCurrentFrag(){const t=this.fragCurrent;switch(this.fragCurrent=null,this.backtrackFragment=null,t&&(t.abortRequests(),this.fragmentTracker.removeFragment(t)),this.state){case Ti:case Si:case Li:case Ri:case Ii:this.state=Ei}this.nextLoadPosition=this.getLoadPosition()}flushMainBuffer(t,e){super.flushMainBuffer(t,e,2===this.altAudio?"video":null)}onMediaAttached(t,e){super.onMediaAttached(t,e);const s=e.media;mi(s,"playing",this.onMediaPlaying),mi(s,"seeked",this.onMediaSeeked)}onMediaDetaching(t,e){const{media:s}=this;s&&(pi(s,"playing",this.onMediaPlaying),pi(s,"seeked",this.onMediaSeeked)),this.videoBuffer=null,this.fragPlaying=null,super.onMediaDetaching(t,e);!!e.transferMedia||(this._hasEnoughToStart=!1)}onManifestLoading(){super.onManifestLoading(),this.log("Trigger BUFFER_RESET"),this.hls.trigger(l.BUFFER_RESET,void 0),this.couldBacktrack=!1,this.fragLastKbps=0,this.fragPlaying=this.backtrackFragment=null,this.altAudio=0,this.audioOnly=!1}onManifestParsed(t,e){let s=!1,i=!1;for(let t=0;t=n-e.maxFragLookUpTolerance&&r<=a;if(null!==i&&s.duration>i&&(r{this.hls&&this.hls.trigger(l.AUDIO_TRACK_SWITCHED,e)})),void s.trigger(l.BUFFER_FLUSHING,{startOffset:0,endOffset:Number.POSITIVE_INFINITY,type:null});s.trigger(l.AUDIO_TRACK_SWITCHED,e)}}onAudioTrackSwitched(t,e){const s=de(e.url,this.hls);if(s){const t=this.videoBuffer;t&&this.mediaBuffer!==t&&(this.log("Switching on alternate audio, use video.buffered to schedule main fragment loading"),this.mediaBuffer=t)}this.altAudio=s?2:0,this.tick()}onBufferCreated(t,e){const s=e.tracks;let i,r,n=!1;for(const t in s){const e=s[t];if("main"===e.id){if(r=t,i=e,"video"===t){const e=s[t];e&&(this.videoBuffer=e.buffer)}}else n=!0}n&&i?(this.log(`Alternate track found, use ${r}.buffered to schedule main fragment loading`),this.mediaBuffer=i.buffer):this.mediaBuffer=this.media}onFragBuffered(t,e){const{frag:s,part:i}=e,r=s.type===f;if(r){if(this.fragContextChanged(s))return this.warn(`Fragment ${s.sn}${i?" p: "+i.index:""} of level ${s.level} finished buffering, but was aborted. state: ${this.state}`),void(this.state===Ii&&(this.state=Ei));const t=i?i.stats:s.stats;this.fragLastKbps=Math.round(8*t.total/(t.buffering.end-t.loading.first)),q(s)&&(this.fragPrevious=s),this.fragBufferedComplete(s,i)}const n=this.media;n&&(!this._hasEnoughToStart&&es.getBuffered(n).length&&(this._hasEnoughToStart=!0,this.seekToStartPos()),r&&this.tick())}get hasEnoughToStart(){return this._hasEnoughToStart}onError(t,e){var s;if(e.fatal)this.state=ki;else switch(e.details){case o.FRAG_GAP:case o.FRAG_PARSING_ERROR:case o.FRAG_DECRYPT_ERROR:case o.FRAG_LOAD_ERROR:case o.FRAG_LOAD_TIMEOUT:case o.KEY_LOAD_ERROR:case o.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(f,e);break;case o.LEVEL_LOAD_ERROR:case o.LEVEL_LOAD_TIMEOUT:case o.LEVEL_PARSING_ERROR:e.levelRetry||this.state!==_i||(null==(s=e.context)?void 0:s.type)!==d||(this.state=Ei);break;case o.BUFFER_ADD_CODEC_ERROR:case o.BUFFER_APPEND_ERROR:if("main"!==e.parent)return;this.reduceLengthAndFlushBuffer(e)&&this.resetLoadingState();break;case o.BUFFER_FULL_ERROR:if("main"!==e.parent)return;if(this.reduceLengthAndFlushBuffer(e)){!this.config.interstitialsController&&this.config.assetPlayerId?this._hasEnoughToStart=!0:this.flushMainBuffer(0,Number.POSITIVE_INFINITY)}break;case o.INTERNAL_EXCEPTION:this.recoverWorkerError(e)}}onFragLoadEmergencyAborted(){this.state=Ei,this._hasEnoughToStart||(this.startFragRequested=!1,this.nextLoadPosition=this.lastCurrentTime),this.tickImmediate()}onBufferFlushed(t,{type:e}){if(e!==V||!this.altAudio){const t=(e===Y?this.videoBuffer:this.mediaBuffer)||this.media;t&&(this.afterBufferFlushed(t,e,f),this.tick())}}onLevelsUpdated(t,e){this.level>-1&&this.fragCurrent&&(this.level=this.fragCurrent.level,-1===this.level&&this.resetWhenMissingContext(this.fragCurrent)),this.levels=e.levels}swapAudioCodec(){this.audioCodecSwap=!this.audioCodecSwap}seekToStartPos(){const{media:t}=this;if(!t)return;const e=t.currentTime;let s=this.startPosition;if(s>=0&&e0&&(o{const{hls:s}=this,i=null==t?void 0:t.frag;if(!i||this.fragContextChanged(i))return;e.fragmentError=0,this.state=Ei,this.startFragRequested=!1,this.bitrateTest=!1;const r=i.stats;r.parsing.start=r.parsing.end=r.buffering.start=r.buffering.end=self.performance.now(),s.trigger(l.FRAG_LOADED,t),i.bitrateTest=!1})).catch((e=>{this.state!==yi&&this.state!==ki&&(this.warn(e),this.resetFragmentLoading(t))}))}_handleTransmuxComplete(t){const e=this.playlistType,{hls:s}=this,{remuxResult:r,chunkMeta:n}=t,a=this.getCurrentContext(n);if(!a)return void this.resetWhenMissingContext(n);const{frag:o,part:h,level:d}=a,{video:c,text:u,id3:f,initSegment:g}=r,{details:m}=d,p=this.altAudio?void 0:r.audio;if(this.fragContextChanged(o))this.fragmentTracker.removeFragment(o);else{if(this.state=Ri,g){const t=g.tracks;if(t){const i=o.initSegment||o;if(this.unhandledEncryptionError(g,o))return;this._bufferInitSegment(d,t,i,n),s.trigger(l.FRAG_PARSING_INIT_SEGMENT,{frag:i,id:e,tracks:t})}const r=g.initPTS,a=g.timescale,h=this.initPTS[o.cc];if(i(r)&&(!h||h.baseTime!==r||h.timescale!==a)){const t=g.trackId;this.initPTS[o.cc]={baseTime:r,timescale:a,trackId:t},s.trigger(l.INIT_PTS_FOUND,{frag:o,id:e,initPTS:r,timescale:a,trackId:t})}}if(c&&m){p&&"audiovideo"===c.type&&this.logMuxedErr(o);const t=m.fragments[o.sn-1-m.startSN],e=o.sn===m.startSN,s=!t||o.cc>t.cc;if(!1!==r.independent){const{startPTS:t,endPTS:i,startDTS:r,endDTS:a}=c;if(h)h.elementaryStreams[c.type]={startPTS:t,endPTS:i,startDTS:r,endDTS:a};else if(c.firstKeyFrame&&c.independent&&1===n.id&&!s&&(this.couldBacktrack=!0),c.dropped&&c.independent){const r=this.getMainFwdBufferInfo(),n=(r?r.end:this.getLoadPosition())+this.config.maxBufferHole,l=c.firstKeyFramePTS?c.firstKeyFramePTS:t;if(!e&&n2&&(o.gap=!0);o.setElementaryStreamInfo(c.type,t,i,r,a),this.backtrackFragment&&(this.backtrackFragment=o),this.bufferFragmentData(c,o,h,n,e||s)}else{if(!e&&!s)return void this.backtrack(o);o.gap=!0}}if(p){const{startPTS:t,endPTS:e,startDTS:s,endDTS:i}=p;h&&(h.elementaryStreams[V]={startPTS:t,endPTS:e,startDTS:s,endDTS:i}),o.setElementaryStreamInfo(V,t,e,s,i),this.bufferFragmentData(p,o,h,n)}if(m&&null!=f&&f.samples.length){const t={id:e,frag:o,details:m,samples:f.samples};s.trigger(l.FRAG_PARSING_METADATA,t)}if(m&&u){const t={id:e,frag:o,details:m,samples:u.samples};s.trigger(l.FRAG_PARSING_USERDATA,t)}}}logMuxedErr(t){this.warn(`${q(t)?"Media":"Init"} segment with muxed audiovideo where only video expected: ${t.url}`)}_bufferInitSegment(t,e,s,i){if(this.state!==Ri)return;this.audioOnly=!!e.audio&&!e.video,this.altAudio&&!this.audioOnly&&(delete e.audio,e.audiovideo&&this.logMuxedErr(s));const{audio:r,video:n,audiovideo:a}=e;if(r){const s=t.audioCodec;let i=Ot(r.codec,s);"mp4a"===i&&(i="mp4a.40.5");const n=navigator.userAgent.toLowerCase();if(this.audioCodecSwitch){i&&(i=-1!==i.indexOf("mp4a.40.5")?"mp4a.40.2":"mp4a.40.5");const t=r.metadata;t&&"channelCount"in t&&1!==(t.channelCount||1)&&-1===n.indexOf("firefox")&&(i="mp4a.40.5")}i&&-1!==i.indexOf("mp4a.40.5")&&-1!==n.indexOf("android")&&"audio/mpeg"!==r.container&&(i="mp4a.40.2",this.log(`Android: force audio codec to ${i}`)),s&&s!==i&&this.log(`Swapping manifest audio codec "${s}" for "${i}"`),r.levelCodec=i,r.id=f,this.log(`Init audio buffer, container:${r.container}, codecs[selected/level/parsed]=[${i||""}/${s||""}/${r.codec}]`),delete e.audiovideo}if(n){n.levelCodec=t.videoCodec,n.id=f;const s=n.codec;if(4===(null==s?void 0:s.length))switch(s){case"hvc1":case"hev1":n.codec="hvc1.1.6.L120.90";break;case"av01":n.codec="av01.0.04M.08";break;case"avc1":n.codec="avc1.42e01e"}this.log(`Init video buffer, container:${n.container}, codecs[level/parsed]=[${t.videoCodec||""}/${s}]${n.codec!==s?" parsed-corrected="+n.codec:""}${n.supplemental?" supplemental="+n.supplemental:""}`),delete e.audiovideo}a&&(this.log(`Init audiovideo buffer, container:${a.container}, codecs[level/parsed]=[${t.codecs}/${a.codec}]`),delete e.video,delete e.audio);const o=Object.keys(e);if(o.length){if(this.hls.trigger(l.BUFFER_CODECS,e),!this.hls)return;o.forEach((t=>{const r=e[t].initSegment;null!=r&&r.byteLength&&this.hls.trigger(l.BUFFER_APPENDING,{type:t,data:r,frag:s,part:null,chunkMeta:i,parent:s.type})}))}this.tickImmediate()}getMainFwdBufferInfo(){const t=this.mediaBuffer&&2===this.altAudio?this.mediaBuffer:this.media;return this.getFwdBufferInfo(t,f)}get maxBufferLength(){const{levels:t,level:e}=this,s=null==t?void 0:t[e];return s?this.getMaxBufferLength(s.maxBitrate):this.config.maxBufferLength}backtrack(t){this.couldBacktrack=!0,this.backtrackFragment=t,this.resetTransmuxer(),this.flushBufferGap(t),this.fragmentTracker.removeFragment(t),this.fragPrevious=null,this.nextLoadPosition=t.start,this.state=Ei}checkFragmentChanged(){const t=this.media;let e=null;if(t&&t.readyState>1&&!1===t.seeking){const s=t.currentTime;if(es.isBuffered(t,s)?e=this.getAppendedFrag(s):es.isBuffered(t,s+.1)&&(e=this.getAppendedFrag(s+.1)),e){this.backtrackFragment=null;const t=this.fragPlaying,s=e.level;t&&e.sn===t.sn&&t.level===s||(this.fragPlaying=e,this.hls.trigger(l.FRAG_CHANGED,{frag:e}),t&&t.level===s||this.hls.trigger(l.LEVEL_SWITCHED,{level:s}))}}}get nextLevel(){const t=this.nextBufferedFrag;return t?t.level:-1}get currentFrag(){var t;if(this.fragPlaying)return this.fragPlaying;const e=(null==(t=this.media)?void 0:t.currentTime)||this.lastCurrentTime;return i(e)?this.getAppendedFrag(e):null}get currentProgramDateTime(){var t;const e=(null==(t=this.media)?void 0:t.currentTime)||this.lastCurrentTime;if(i(e)){const t=this.getLevelDetails(),s=this.currentFrag||(t?ue(null,t.fragments,e):null);if(s){const t=s.programDateTime;if(null!==t){const i=t+1e3*(e-s.start);return new Date(i)}}}return null}get currentLevel(){const t=this.currentFrag;return t?t.level:-1}get nextBufferedFrag(){const t=this.currentFrag;return t?this.followingBufferedFrag(t):null}get forceStartLoad(){return this._forceStartLoad}}class nl extends L{constructor(t,e){super("key-loader",e),this.config=void 0,this.keyIdToKeyInfo={},this.emeController=null,this.config=t}abort(t){for(const s in this.keyIdToKeyInfo){const i=this.keyIdToKeyInfo[s].loader;if(i){var e;if(t&&t!==(null==(e=i.context)?void 0:e.frag.type))return;i.abort()}}}detach(){for(const t in this.keyIdToKeyInfo){const e=this.keyIdToKeyInfo[t];(e.mediaKeySessionContext||e.decryptdata.isCommonEncryption)&&delete this.keyIdToKeyInfo[t]}}destroy(){this.detach();for(const t in this.keyIdToKeyInfo){const e=this.keyIdToKeyInfo[t].loader;e&&e.destroy()}this.keyIdToKeyInfo={}}createKeyLoadError(t,e=o.KEY_LOAD_ERROR,s,i,r){return new Qe({type:a.NETWORK_ERROR,details:e,fatal:!1,frag:t,response:r,error:s,networkDetails:i})}loadClear(t,e,s){if(this.emeController&&this.config.emeEnabled&&!this.emeController.getSelectedKeySystemFormats().length){if(e.length)for(let i=0,r=e.length;i{if(!this.emeController)return;n.setKeyFormat(t);const e=ks(t);return e?this.emeController.getKeySystemAccess([e]):void 0}))}if(this.config.requireKeySystemAccessOnStart){const t=_s(this.config);if(t.length)return this.emeController.getKeySystemAccess(t)}}return null}load(t){return!t.decryptdata&&t.encrypted&&this.emeController&&this.config.emeEnabled?this.emeController.selectKeySystemFormat(t).then((e=>this.loadInternal(t,e))):this.loadInternal(t)}loadInternal(t,e){var s,i;e&&t.setKeyFormat(e);const r=t.decryptdata;if(!r){const s=new Error(e?`Expected frag.decryptdata to be defined after setting format ${e}`:`Missing decryption data on fragment in onKeyLoading (emeEnabled with controller: ${this.emeController&&this.config.emeEnabled})`);return Promise.reject(this.createKeyLoadError(t,o.KEY_LOAD_ERROR,s))}const n=r.uri;if(!n)return Promise.reject(this.createKeyLoadError(t,o.KEY_LOAD_ERROR,new Error(`Invalid key URI: "${n}"`)));const a=al(r);let l=this.keyIdToKeyInfo[a];if(null!=(s=l)&&s.decryptdata.key)return r.key=l.decryptdata.key,Promise.resolve({frag:t,keyInfo:l});if(this.emeController&&null!=(i=l)&&i.keyLoadPromise){switch(this.emeController.getKeyStatus(l.decryptdata)){case"usable":case"usable-in-future":return l.keyLoadPromise.then((e=>{const{keyInfo:s}=e;return r.key=s.decryptdata.key,{frag:t,keyInfo:s}}))}}switch(this.log(`${this.keyIdToKeyInfo[a]?"Rel":"L"}oading${r.keyId?" keyId: "+w(r.keyId):""} URI: ${r.uri} from ${t.type} ${t.level}`),l=this.keyIdToKeyInfo[a]={decryptdata:r,keyLoadPromise:null,loader:null,mediaKeySessionContext:null},r.method){case"SAMPLE-AES":case"SAMPLE-AES-CENC":case"SAMPLE-AES-CTR":return"identity"===r.keyFormat?this.loadKeyHTTP(l,t):this.loadKeyEME(l,t);case"AES-128":case"AES-256":case"AES-256-CTR":return this.loadKeyHTTP(l,t);default:return Promise.reject(this.createKeyLoadError(t,o.KEY_LOAD_ERROR,new Error(`Key supplied with unsupported METHOD: "${r.method}"`)))}}loadKeyEME(t,e){const s={frag:e,keyInfo:t};if(this.emeController&&this.config.emeEnabled){const i=this.emeController.loadKey(s);return(t.keyLoadPromise=i.then((e=>(t.mediaKeySessionContext=e,s)))).catch((s=>{throw t.keyLoadPromise=null,"data"in s&&(s.data.frag=e),s}))}return Promise.resolve(s)}loadKeyHTTP(t,e){const s=this.config,i=new(0,s.loader)(s);return e.keyLoader=t.loader=i,t.keyLoadPromise=new Promise(((r,n)=>{const a={keyInfo:t,frag:e,responseType:"arraybuffer",url:t.decryptdata.uri},l=s.keyLoadPolicy.default,h={loadPolicy:l,timeout:l.maxLoadTimeMs,maxRetry:0,retryDelay:0,maxRetryDelay:0},d={onSuccess:(t,e,s,i)=>{const{frag:a,keyInfo:l}=s,h=al(l.decryptdata);if(!a.decryptdata||l!==this.keyIdToKeyInfo[h])return n(this.createKeyLoadError(a,o.KEY_LOAD_ERROR,new Error("after key load, decryptdata unset or changed"),i));l.decryptdata.key=a.decryptdata.key=new Uint8Array(t.data),a.keyLoader=null,l.loader=null,r({frag:a,keyInfo:l})},onError:(t,s,i,r)=>{this.resetLoader(s),n(this.createKeyLoadError(e,o.KEY_LOAD_ERROR,new Error(`HTTP Error ${t.code} loading key ${t.text}`),i,S({url:a.url,data:void 0},t)))},onTimeout:(t,s,i)=>{this.resetLoader(s),n(this.createKeyLoadError(e,o.KEY_LOAD_TIMEOUT,new Error("key loading timed out"),i))},onAbort:(t,s,i)=>{this.resetLoader(s),n(this.createKeyLoadError(e,o.INTERNAL_ABORTED,new Error("key loading aborted"),i))}};i.load(a,h,d)}))}resetLoader(t){const{frag:e,keyInfo:s,url:i}=t,r=s.loader;e.keyLoader===r&&(e.keyLoader=null,s.loader=null);const n=al(s.decryptdata)||i;delete this.keyIdToKeyInfo[n],r&&r.destroy()}}function al(t){if(t.keyFormat!==Rs){const e=t.keyId;if(e)return w(e)}return t.uri}function ol(t){const{type:e}=t;switch(e){case c:return g;case u:return m;default:return f}}function ll(t,e){let s=t.url;return void 0!==s&&0!==s.indexOf("data:")||(s=e.url),s}class hl{constructor(t){this.hls=void 0,this.loaders=Object.create(null),this.variableList=null,this.onManifestLoaded=this.checkAutostartLoad,this.hls=t,this.registerListeners()}startLoad(t){}stopLoad(){this.destroyInternalLoaders()}registerListeners(){const{hls:t}=this;t.on(l.MANIFEST_LOADING,this.onManifestLoading,this),t.on(l.LEVEL_LOADING,this.onLevelLoading,this),t.on(l.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),t.on(l.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this),t.on(l.LEVELS_UPDATED,this.onLevelsUpdated,this)}unregisterListeners(){const{hls:t}=this;t.off(l.MANIFEST_LOADING,this.onManifestLoading,this),t.off(l.LEVEL_LOADING,this.onLevelLoading,this),t.off(l.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),t.off(l.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this),t.off(l.LEVELS_UPDATED,this.onLevelsUpdated,this)}createInternalLoader(t){const e=this.hls.config,s=e.pLoader,i=e.loader,r=new(s||i)(e);return this.loaders[t.type]=r,r}getInternalLoader(t){return this.loaders[t.type]}resetInternalLoader(t){this.loaders[t]&&delete this.loaders[t]}destroyInternalLoaders(){for(const t in this.loaders){const e=this.loaders[t];e&&e.destroy(),this.resetInternalLoader(t)}}destroy(){this.variableList=null,this.unregisterListeners(),this.destroyInternalLoaders()}onManifestLoading(t,e){const{url:s}=e;this.variableList=null,this.load({id:null,level:0,responseType:"text",type:h,url:s,deliveryDirectives:null,levelOrTrack:null})}onLevelLoading(t,e){const{id:s,level:i,pathwayId:r,url:n,deliveryDirectives:a,levelInfo:o}=e;this.load({id:s,level:i,pathwayId:r,responseType:"text",type:d,url:n,deliveryDirectives:a,levelOrTrack:o})}onAudioTrackLoading(t,e){const{id:s,groupId:i,url:r,deliveryDirectives:n,track:a}=e;this.load({id:s,groupId:i,level:null,responseType:"text",type:c,url:r,deliveryDirectives:n,levelOrTrack:a})}onSubtitleTrackLoading(t,e){const{id:s,groupId:i,url:r,deliveryDirectives:n,track:a}=e;this.load({id:s,groupId:i,level:null,responseType:"text",type:u,url:r,deliveryDirectives:n,levelOrTrack:a})}onLevelsUpdated(t,e){const s=this.loaders[d];if(s){const t=s.context;t&&!e.levels.some((e=>e===t.levelOrTrack))&&(s.abort(),delete this.loaders[d])}}load(t){var e;const s=this.hls.config;let r,n=this.getInternalLoader(t);if(n){const e=this.hls.logger,s=n.context;if(s&&s.levelOrTrack===t.levelOrTrack&&(s.url===t.url||s.deliveryDirectives&&!t.deliveryDirectives))return void(s.url===t.url?e.log(`[playlist-loader]: ignore ${t.url} ongoing request`):e.log(`[playlist-loader]: ignore ${t.url} in favor of ${s.url}`));e.log(`[playlist-loader]: aborting previous loader for type: ${t.type}`),n.abort()}if(r=t.type===h?s.manifestLoadPolicy.default:E({},s.playlistLoadPolicy.default,{timeoutRetry:null,errorRetry:null}),n=this.createInternalLoader(t),i(null==(e=t.deliveryDirectives)?void 0:e.part)){let e;if(t.type===d&&null!==t.level?e=this.hls.levels[t.level].details:t.type===c&&null!==t.id?e=this.hls.audioTracks[t.id].details:t.type===u&&null!==t.id&&(e=this.hls.subtitleTracks[t.id].details),e){const t=e.partTarget,s=e.targetduration;if(t&&s){const e=1e3*Math.max(3*t,.8*s);r=E({},r,{maxTimeToFirstByteMs:Math.min(e,r.maxTimeToFirstByteMs),maxLoadTimeMs:Math.min(e,r.maxTimeToFirstByteMs)})}}}const a=r.errorRetry||r.timeoutRetry||{},o={loadPolicy:r,timeout:r.maxLoadTimeMs,maxRetry:a.maxNumRetry||0,retryDelay:a.retryDelayMs||0,maxRetryDelay:a.maxRetryDelayMs||0},l={onSuccess:(t,e,s,i)=>{const r=this.getInternalLoader(s);this.resetInternalLoader(s.type);const n=t.data;e.parsing.start=performance.now(),$s.isMediaPlaylist(n)||s.type!==h?this.handleTrackOrLevelPlaylist(t,e,s,i||null,r):this.handleMasterPlaylist(t,e,s,i)},onError:(t,e,s,i)=>{this.handleNetworkError(e,s,!1,t,i)},onTimeout:(t,e,s)=>{this.handleNetworkError(e,s,!0,void 0,t)}};n.load(t,o,l)}checkAutostartLoad(){if(!this.hls)return;const{config:{autoStartLoad:t,startPosition:e},forceStartLoad:s}=this.hls;(t||s)&&(this.hls.logger.log(`${t?"auto":"force"} startLoad with configured startPosition ${e}`),this.hls.startLoad(e))}handleMasterPlaylist(t,e,s,i){const r=this.hls,n=t.data,a=ll(t,s),o=$s.parseMasterPlaylist(n,a);if(o.playlistParsingError)return e.parsing.end=performance.now(),void this.handleManifestParsingError(t,s,o.playlistParsingError,i,e);const{contentSteering:h,levels:d,sessionData:c,sessionKeys:u,startTimeOffset:f,variableList:g}=o;this.variableList=g,d.forEach((t=>{const{unknownCodecs:e}=t;if(e){const{preferManagedMediaSource:s}=this.hls.config;let{audioCodec:i,videoCodec:r}=t;for(let n=e.length;n--;){const a=e[n];bt(a,"audio",s)?(t.audioCodec=i=i?`${i},${a}`:a,Rt.audio[i.substring(0,4)]=2,e.splice(n,1)):bt(a,"video",s)&&(t.videoCodec=r=r?`${r},${a}`:a,Rt.video[r.substring(0,4)]=2,e.splice(n,1))}}}));const{AUDIO:m=[],SUBTITLES:p,"CLOSED-CAPTIONS":v}=$s.parseMasterPlaylistMedia(n,a,o);if(m.length){m.some((t=>!t.url))||!d[0].audioCodec||d[0].attrs.AUDIO||(this.hls.logger.log("[playlist-loader]: audio codec signaled in quality level, but no embedded audio track signaled, create one"),m.unshift({type:"main",name:"main",groupId:"main",default:!1,autoselect:!1,forced:!1,id:-1,attrs:new hs({}),bitrate:0,url:""}))}r.trigger(l.MANIFEST_LOADED,{levels:d,audioTracks:m,subtitles:p,captions:v,contentSteering:h,url:a,stats:e,networkDetails:i,sessionData:c,sessionKeys:u,startTimeOffset:f,variableList:g})}handleTrackOrLevelPlaylist(t,e,s,r,n){const a=this.hls,{id:o,level:d,type:c}=s,u=ll(t,s),f=i(d)?d:i(o)?o:0,g=ol(s),m=$s.parseLevelPlaylist(t.data,u,f,g,0,this.variableList);if(c===h){const t={attrs:new hs({}),bitrate:0,details:m,name:"",url:u};m.requestScheduled=e.loading.start+ii(m,0),a.trigger(l.MANIFEST_LOADED,{levels:[t],audioTracks:[],url:u,stats:e,networkDetails:r,sessionData:null,sessionKeys:null,contentSteering:null,startTimeOffset:null,variableList:null})}e.parsing.end=performance.now(),s.levelDetails=m,this.handlePlaylistLoaded(m,t,e,s,r,n)}handleManifestParsingError(t,e,s,i,r){this.hls.trigger(l.ERROR,{type:a.NETWORK_ERROR,details:o.MANIFEST_PARSING_ERROR,fatal:e.type===h,url:t.url,err:s,error:s,reason:s.message,response:t,context:e,networkDetails:i,stats:r})}handleNetworkError(t,e,s=!1,i,r){let n=`A network ${s?"timeout":"error"+(i?" (status "+i.code+")":"")} occurred while loading ${t.type}`;t.type===d?n+=`: ${t.level} id: ${t.id}`:t.type!==c&&t.type!==u||(n+=` id: ${t.id} group-id: "${t.groupId}"`);const f=new Error(n);this.hls.logger.warn(`[playlist-loader]: ${n}`);let g=o.UNKNOWN,m=!1;const p=this.getInternalLoader(t);switch(t.type){case h:g=s?o.MANIFEST_LOAD_TIMEOUT:o.MANIFEST_LOAD_ERROR,m=!0;break;case d:g=s?o.LEVEL_LOAD_TIMEOUT:o.LEVEL_LOAD_ERROR,m=!1;break;case c:g=s?o.AUDIO_TRACK_LOAD_TIMEOUT:o.AUDIO_TRACK_LOAD_ERROR,m=!1;break;case u:g=s?o.SUBTITLE_TRACK_LOAD_TIMEOUT:o.SUBTITLE_LOAD_ERROR,m=!1}p&&this.resetInternalLoader(t.type);const v={type:a.NETWORK_ERROR,details:g,fatal:m,url:t.url,loader:p,context:t,error:f,networkDetails:e,stats:r};if(i){const s=(null==e?void 0:e.url)||t.url;v.response=S({url:s,data:void 0},i)}this.hls.trigger(l.ERROR,v)}handlePlaylistLoaded(t,e,s,i,r,n){const g=this.hls,{type:m,level:p,levelOrTrack:v,id:y,groupId:E,deliveryDirectives:T}=i,S=ll(e,i),L=ol(i);let A="number"==typeof i.level&&L===f?p:void 0;const R=t.playlistParsingError;if(R){if(this.hls.logger.warn(`${R} ${t.url}`),!g.config.ignorePlaylistParsingErrors)return void g.trigger(l.ERROR,{type:a.NETWORK_ERROR,details:o.LEVEL_PARSING_ERROR,fatal:!1,url:S,error:R,reason:R.message,response:e,context:i,level:A,parent:L,networkDetails:r,stats:s});t.playlistParsingError=null}if(t.fragments.length)switch(t.live&&n&&(n.getCacheAge&&(t.ageHeader=n.getCacheAge()||0),n.getCacheAge&&!isNaN(t.ageHeader)||(t.ageHeader=0)),m){case h:case d:if(A)if(v){if(v!==g.levels[A]){const t=g.levels.indexOf(v);t>-1&&(A=t)}}else A=0;g.trigger(l.LEVEL_LOADED,{details:t,levelInfo:v||g.levels[0],level:A||0,id:y||0,stats:s,networkDetails:r,deliveryDirectives:T,withoutMultiVariant:m===h});break;case c:g.trigger(l.AUDIO_TRACK_LOADED,{details:t,track:v,id:y||0,groupId:E||"",stats:s,networkDetails:r,deliveryDirectives:T});break;case u:g.trigger(l.SUBTITLE_TRACK_LOADED,{details:t,track:v,id:y||0,groupId:E||"",stats:s,networkDetails:r,deliveryDirectives:T})}else{const n=t.playlistParsingError=new Error("No Segments found in Playlist");g.trigger(l.ERROR,{type:a.NETWORK_ERROR,details:o.LEVEL_EMPTY_ERROR,fatal:!1,url:S,error:n,reason:n.message,response:e,context:i,level:A,parent:L,networkDetails:r,stats:s})}}}class dl{static get version(){return Ni}static isMSESupported(){return il()}static isSupported(){return function(){if(!il())return!1;const t=_();return"function"==typeof(null==t?void 0:t.isTypeSupported)&&(["avc1.42E01E,mp4a.40.2","av01.0.01M.08","vp09.00.50.08"].some((e=>t.isTypeSupported(Dt(e,"video"))))||["mp4a.40.2","fLaC"].some((e=>t.isTypeSupported(Dt(e,"audio")))))}()}static getMediaSource(){return _()}static get Events(){return l}static get MetadataSchema(){return ar}static get ErrorTypes(){return a}static get ErrorDetails(){return o}static get DefaultConfig(){return dl.defaultConfig?dl.defaultConfig:Ko}static set DefaultConfig(t){dl.defaultConfig=t}constructor(t={}){this.config=void 0,this.userConfig=void 0,this.logger=void 0,this.coreComponents=void 0,this.networkControllers=void 0,this._emitter=new Fi,this._autoLevelCapping=-1,this._maxHdcpLevel=null,this.abrController=void 0,this.bufferController=void 0,this.capLevelController=void 0,this.latencyController=void 0,this.levelController=void 0,this.streamController=void 0,this.audioStreamController=void 0,this.subtititleStreamController=void 0,this.audioTrackController=void 0,this.subtitleTrackController=void 0,this.interstitialsController=void 0,this.gapController=void 0,this.emeController=void 0,this.cmcdController=void 0,this._media=null,this._url=null,this._sessionId=void 0,this.triggeringException=void 0,this.started=!1;const e=this.logger=function(t,e,s){const i=I();if("object"==typeof console&&!0===t||"object"==typeof t){const r=["debug","log","info","warn","error"];r.forEach((e=>{i[e]=b(e,t,s)}));try{i.log(`Debug logs enabled for "${e}" in hls.js version 1.6.12`)}catch(t){return I()}r.forEach((e=>{k[e]=b(e,t)}))}else E(k,i);return i}(t.debug||!1,"Hls instance",t.assetPlayerId),s=this.config=function(t,e,s){if((e.liveSyncDurationCount||e.liveMaxLatencyDurationCount)&&(e.liveSyncDuration||e.liveMaxLatencyDuration))throw new Error("Illegal hls.js config: don't mix up liveSyncDurationCount/liveMaxLatencyDurationCount and liveSyncDuration/liveMaxLatencyDuration");if(void 0!==e.liveMaxLatencyDurationCount&&(void 0===e.liveSyncDurationCount||e.liveMaxLatencyDurationCount<=e.liveSyncDurationCount))throw new Error('Illegal hls.js config: "liveMaxLatencyDurationCount" must be greater than "liveSyncDurationCount"');if(void 0!==e.liveMaxLatencyDuration&&(void 0===e.liveSyncDuration||e.liveMaxLatencyDuration<=e.liveSyncDuration))throw new Error('Illegal hls.js config: "liveMaxLatencyDuration" must be greater than "liveSyncDuration"');const i=Ho(t),r=["TimeOut","MaxRetry","RetryDelay","MaxRetryTimeout"];return["manifest","level","frag"].forEach((t=>{const n=`${"level"===t?"playlist":t}LoadPolicy`,a=void 0===e[n],o=[];r.forEach((s=>{const r=`${t}Loading${s}`,l=e[r];if(void 0!==l&&a){o.push(r);const t=i[n].default;switch(e[n]={default:t},s){case"TimeOut":t.maxLoadTimeMs=l,t.maxTimeToFirstByteMs=l;break;case"MaxRetry":t.errorRetry.maxNumRetry=l,t.timeoutRetry.maxNumRetry=l;break;case"RetryDelay":t.errorRetry.retryDelayMs=l,t.timeoutRetry.retryDelayMs=l;break;case"MaxRetryTimeout":t.errorRetry.maxRetryDelayMs=l,t.timeoutRetry.maxRetryDelayMs=l}}})),o.length&&s.warn(`hls.js config: "${o.join('", "')}" setting(s) are deprecated, use "${n}": ${se(e[n])}`)})),S(S({},i),e)}(dl.DefaultConfig,t,e);this.userConfig=t,s.progressive&&Vo(s,e);const{abrController:i,bufferController:r,capLevelController:n,errorController:a,fpsController:o}=s,h=new a(this),d=this.abrController=new i(this),c=new Ne(this),u=s.interstitialsController,f=u?this.interstitialsController=new u(this,dl):null,g=this.bufferController=new r(this,c),m=this.capLevelController=new n(this),p=new o(this),v=new hl(this),y=s.contentSteeringController,T=y?new y(this):null,L=this.levelController=new tl(this,T),A=new Zo(this),R=new nl(this.config,this.logger),D=this.streamController=new rl(this,c,R),_=this.gapController=new Yo(this,c);m.setStreamController(D),p.setStreamController(D);const P=[v,L,D];f&&P.splice(1,0,f),T&&P.splice(1,0,T),this.networkControllers=P;const C=[d,g,_,m,p,A,c];this.audioTrackController=this.createController(s.audioTrackController,P);const w=s.audioStreamController;w&&P.push(this.audioStreamController=new w(this,c,R)),this.subtitleTrackController=this.createController(s.subtitleTrackController,P);const x=s.subtitleStreamController;x&&P.push(this.subtititleStreamController=new x(this,c,R)),this.createController(s.timelineController,C),R.emeController=this.emeController=this.createController(s.emeController,C),this.cmcdController=this.createController(s.cmcdController,C),this.latencyController=this.createController(Jo,C),this.coreComponents=C,P.push(h);const O=h.onErrorOut;"function"==typeof O&&this.on(l.ERROR,O,h),this.on(l.MANIFEST_LOADED,v.onManifestLoaded,v)}createController(t,e){if(t){const s=new t(this);return e&&e.push(s),s}return null}on(t,e,s=this){this._emitter.on(t,e,s)}once(t,e,s=this){this._emitter.once(t,e,s)}removeAllListeners(t){this._emitter.removeAllListeners(t)}off(t,e,s=this,i){this._emitter.off(t,e,s,i)}listeners(t){return this._emitter.listeners(t)}emit(t,e,s){return this._emitter.emit(t,e,s)}trigger(t,e){if(this.config.debug)return this.emit(t,t,e);try{return this.emit(t,t,e)}catch(e){if(this.logger.error("An internal error happened while handling event "+t+'. Error message: "'+e.message+'". Here is a stacktrace:',e),!this.triggeringException){this.triggeringException=!0;const s=t===l.ERROR;this.trigger(l.ERROR,{type:a.OTHER_ERROR,details:o.INTERNAL_EXCEPTION,fatal:s,event:t,error:e}),this.triggeringException=!1}}return!1}listenerCount(t){return this._emitter.listenerCount(t)}destroy(){this.logger.log("destroy"),this.trigger(l.DESTROYING,void 0),this.detachMedia(),this.removeAllListeners(),this._autoLevelCapping=-1,this._url=null,this.networkControllers.forEach((t=>t.destroy())),this.networkControllers.length=0,this.coreComponents.forEach((t=>t.destroy())),this.coreComponents.length=0;const t=this.config;t.xhrSetup=t.fetchSetup=void 0,this.userConfig=null}attachMedia(t){if(!t||"media"in t&&!t.media){const e=new Error(`attachMedia failed: invalid argument (${t})`);return void this.trigger(l.ERROR,{type:a.OTHER_ERROR,details:o.ATTACH_MEDIA_ERROR,fatal:!0,error:e})}this.logger.log("attachMedia"),this._media&&(this.logger.warn("media must be detached before attaching"),this.detachMedia());const e="media"in t,s=e?t.media:t,i=e?t:{media:s};this._media=s,this.trigger(l.MEDIA_ATTACHING,i)}detachMedia(){this.logger.log("detachMedia"),this.trigger(l.MEDIA_DETACHING,{}),this._media=null}transferMedia(){this._media=null;const t=this.bufferController.transferMedia();return this.trigger(l.MEDIA_DETACHING,{transferMedia:t}),t}loadSource(t){this.stopLoad();const e=this.media,s=this._url,i=this._url=K.buildAbsoluteURL(self.location.href,t,{alwaysNormalize:!0});this._autoLevelCapping=-1,this._maxHdcpLevel=null,this.logger.log(`loadSource:${i}`),e&&s&&(s!==i||this.bufferController.hasSourceTypes())&&(this.detachMedia(),this.attachMedia(e)),this.trigger(l.MANIFEST_LOADING,{url:t})}get url(){return this._url}get hasEnoughToStart(){return this.streamController.hasEnoughToStart}get startPosition(){return this.streamController.startPositionValue}startLoad(t=-1,e){this.logger.log(`startLoad(${t+(e?", ":"")})`),this.started=!0,this.resumeBuffering();for(let s=0;s{t.resumeBuffering&&t.resumeBuffering()})))}pauseBuffering(){this.bufferingEnabled&&(this.logger.log("pause buffering"),this.networkControllers.forEach((t=>{t.pauseBuffering&&t.pauseBuffering()})))}get inFlightFragments(){const t={[f]:this.streamController.inFlightFrag};return this.audioStreamController&&(t[g]=this.audioStreamController.inFlightFrag),this.subtititleStreamController&&(t[m]=this.subtititleStreamController.inFlightFrag),t}swapAudioCodec(){this.logger.log("swapAudioCodec"),this.streamController.swapAudioCodec()}recoverMediaError(){this.logger.log("recoverMediaError");const t=this._media,e=null==t?void 0:t.currentTime;this.detachMedia(),t&&(this.attachMedia(t),e&&this.startLoad(e))}removeLevel(t){this.levelController.removeLevel(t)}get sessionId(){let t=this._sessionId;return t||(t=this._sessionId=function(){try{return crypto.randomUUID()}catch(t){try{const t=URL.createObjectURL(new Blob),e=t.toString();return URL.revokeObjectURL(t),e.slice(e.lastIndexOf("/")+1)}catch(t){let e=(new Date).getTime();return"xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx".replace(/[xy]/g,(t=>{const s=(e+16*Math.random())%16|0;return e=Math.floor(e/16),("x"==t?s:3&s|8).toString(16)}))}}}()),t}get levels(){const t=this.levelController.levels;return t||[]}get latestLevelDetails(){return this.streamController.getLevelDetails()||null}get loadLevelObj(){return this.levelController.loadLevelObj}get currentLevel(){return this.streamController.currentLevel}set currentLevel(t){this.logger.log(`set currentLevel:${t}`),this.levelController.manualLevel=t,this.streamController.immediateLevelSwitch()}get nextLevel(){return this.streamController.nextLevel}set nextLevel(t){this.logger.log(`set nextLevel:${t}`),this.levelController.manualLevel=t,this.streamController.nextLevelSwitch()}get loadLevel(){return this.levelController.level}set loadLevel(t){this.logger.log(`set loadLevel:${t}`),this.levelController.manualLevel=t}get nextLoadLevel(){return this.levelController.nextLoadLevel}set nextLoadLevel(t){this.levelController.nextLoadLevel=t}get firstLevel(){return Math.max(this.levelController.firstLevel,this.minAutoLevel)}set firstLevel(t){this.logger.log(`set firstLevel:${t}`),this.levelController.firstLevel=t}get startLevel(){const t=this.levelController.startLevel;return-1===t&&this.abrController.forcedAutoLevel>-1?this.abrController.forcedAutoLevel:t}set startLevel(t){this.logger.log(`set startLevel:${t}`),-1!==t&&(t=Math.max(t,this.minAutoLevel)),this.levelController.startLevel=t}get capLevelToPlayerSize(){return this.config.capLevelToPlayerSize}set capLevelToPlayerSize(t){const e=!!t;e!==this.config.capLevelToPlayerSize&&(e?this.capLevelController.startCapping():(this.capLevelController.stopCapping(),this.autoLevelCapping=-1,this.streamController.nextLevelSwitch()),this.config.capLevelToPlayerSize=e)}get autoLevelCapping(){return this._autoLevelCapping}get bandwidthEstimate(){const{bwEstimator:t}=this.abrController;return t?t.getEstimate():NaN}set bandwidthEstimate(t){this.abrController.resetEstimator(t)}get abrEwmaDefaultEstimate(){const{bwEstimator:t}=this.abrController;return t?t.defaultEstimate:NaN}get ttfbEstimate(){const{bwEstimator:t}=this.abrController;return t?t.getEstimateTTFB():NaN}set autoLevelCapping(t){this._autoLevelCapping!==t&&(this.logger.log(`set autoLevelCapping:${t}`),this._autoLevelCapping=t,this.levelController.checkMaxAutoUpdated())}get maxHdcpLevel(){return this._maxHdcpLevel}set maxHdcpLevel(t){(function(t){return Wt.indexOf(t)>-1})(t)&&this._maxHdcpLevel!==t&&(this._maxHdcpLevel=t,this.levelController.checkMaxAutoUpdated())}get autoLevelEnabled(){return-1===this.levelController.manualLevel}get manualLevel(){return this.levelController.manualLevel}get minAutoLevel(){const{levels:t,config:{minAutoBitrate:e}}=this;if(!t)return 0;const s=t.length;for(let i=0;i=e)return i;return 0}get maxAutoLevel(){const{levels:t,autoLevelCapping:e,maxHdcpLevel:s}=this;let i;if(i=-1===e&&null!=t&&t.length?t.length-1:e,s)for(let e=i;e--;){const i=t[e].attrs["HDCP-LEVEL"];if(i&&i<=s)return e}return i}get firstAutoLevel(){return this.abrController.firstAutoLevel}get nextAutoLevel(){return this.abrController.nextAutoLevel}set nextAutoLevel(t){this.abrController.nextAutoLevel=t}get playingDate(){return this.streamController.currentProgramDateTime}get mainForwardBufferInfo(){return this.streamController.getMainFwdBufferInfo()}get maxBufferLength(){return this.streamController.maxBufferLength}setAudioOption(t){var e;return(null==(e=this.audioTrackController)?void 0:e.setAudioOption(t))||null}setSubtitleOption(t){var e;return(null==(e=this.subtitleTrackController)?void 0:e.setSubtitleOption(t))||null}get allAudioTracks(){const t=this.audioTrackController;return t?t.allAudioTracks:[]}get audioTracks(){const t=this.audioTrackController;return t?t.audioTracks:[]}get audioTrack(){const t=this.audioTrackController;return t?t.audioTrack:-1}set audioTrack(t){const e=this.audioTrackController;e&&(e.audioTrack=t)}get allSubtitleTracks(){const t=this.subtitleTrackController;return t?t.allSubtitleTracks:[]}get subtitleTracks(){const t=this.subtitleTrackController;return t?t.subtitleTracks:[]}get subtitleTrack(){const t=this.subtitleTrackController;return t?t.subtitleTrack:-1}get media(){return this._media}set subtitleTrack(t){const e=this.subtitleTrackController;e&&(e.subtitleTrack=t)}get subtitleDisplay(){const t=this.subtitleTrackController;return!!t&&t.subtitleDisplay}set subtitleDisplay(t){const e=this.subtitleTrackController;e&&(e.subtitleDisplay=t)}get lowLatencyMode(){return this.config.lowLatencyMode}set lowLatencyMode(t){this.config.lowLatencyMode=t}get liveSyncPosition(){return this.latencyController.liveSyncPosition}get latency(){return this.latencyController.latency}get maxLatency(){return this.latencyController.maxLatency}get targetLatency(){return this.latencyController.targetLatency}set targetLatency(t){this.latencyController.targetLatency=t}get drift(){return this.latencyController.drift}get forceStartLoad(){return this.streamController.forceStartLoad}get pathways(){return this.levelController.pathways}get pathwayPriority(){return this.levelController.pathwayPriority}set pathwayPriority(t){this.levelController.pathwayPriority=t}get bufferedToEnd(){var t;return!(null==(t=this.bufferController)||!t.bufferedToEnd)}get interstitialsManager(){var t;return(null==(t=this.interstitialsController)?void 0:t.interstitialsManager)||null}getMediaDecodingInfo(t,e=this.allAudioTracks){return Ht(t,re(e),navigator.mediaCapabilities)}}dl.defaultConfig=void 0}}]);