radiolise/dist/assets/hls-d68a597a.js

Radiolise is a web app that lets you enjoy your favorite TV and radio stations.

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a.MEDIA_ATTACHING="hlsMediaAttaching",a.MEDIA_ATTACHED="hlsMediaAttached",a.MEDIA_DETACHING="hlsMediaDetaching",a.MEDIA_DETACHED="hlsMediaDetached",a.MEDIA_ENDED="hlsMediaEnded",a.STALL_RESOLVED="hlsStallResolved",a.BUFFER_RESET="hlsBufferReset",a.BUFFER_CODECS="hlsBufferCodecs",a.BUFFER_CREATED="hlsBufferCreated",a.BUFFER_APPENDING="hlsBufferAppending",a.BUFFER_APPENDED="hlsBufferAppended",a.BUFFER_EOS="hlsBufferEos",a.BUFFERED_TO_END="hlsBufferedToEnd",a.BUFFER_FLUSHING="hlsBufferFlushing",a.BUFFER_FLUSHED="hlsBufferFlushed",a.MANIFEST_LOADING="hlsManifestLoading",a.MANIFEST_LOADED="hlsManifestLoaded",a.MANIFEST_PARSED="hlsManifestParsed",a.LEVEL_SWITCHING="hlsLevelSwitching",a.LEVEL_SWITCHED="hlsLevelSwitched",a.LEVEL_LOADING="hlsLevelLoading",a.LEVEL_LOADED="hlsLevelLoaded",a.LEVEL_UPDATED="hlsLevelUpdated",a.LEVEL_PTS_UPDATED="hlsLevelPtsUpdated",a.LEVELS_UPDATED="hlsLevelsUpdated",a.AUDIO_TRACKS_UPDATED="hlsAudioTracksUpdated",a.AUDIO_TRACK_SWITCHING="hlsAudioTrackSwitching",a.AUDIO_TRACK_SWITCHED="hlsAudioTrackSwitched",a.AUDIO_TRACK_LOADING="hlsAudioTrackLoading",a.AUDIO_TRACK_LOADED="hlsAudioTrackLoaded",a.AUDIO_TRACK_UPDATED="hlsAudioTrackUpdated",a.SUBTITLE_TRACKS_UPDATED="hlsSubtitleTracksUpdated",a.SUBTITLE_TRACKS_CLEARED="hlsSubtitleTracksCleared",a.SUBTITLE_TRACK_SWITCH="hlsSubtitleTrackSwitch",a.SUBTITLE_TRACK_LOADING="hlsSubtitleTrackLoading",a.SUBTITLE_TRACK_LOADED="hlsSubtitleTrackLoaded",a.SUBTITLE_TRACK_UPDATED="hlsSubtitleTrackUpdated",a.SUBTITLE_FRAG_PROCESSED="hlsSubtitleFragProcessed",a.CUES_PARSED="hlsCuesParsed",a.NON_NATIVE_TEXT_TRACKS_FOUND="hlsNonNativeTextTracksFound",a.INIT_PTS_FOUND="hlsInitPtsFound",a.FRAG_LOADING="hlsFragLoading",a.FRAG_LOAD_EMERGENCY_ABORTED="hlsFragLoadEmergencyAborted",a.FRAG_LOADED="hlsFragLoaded",a.FRAG_DECRYPTED="hlsFragDecrypted",a.FRAG_PARSING_INIT_SEGMENT="hlsFragParsingInitSegment",a.FRAG_PARSING_USERDATA="hlsFragParsingUserdata",a.FRAG_PARSING_METADATA="hlsFragParsingMetadata",a.FRAG_PARSED="hlsFragParsed",a.FRAG_BUFFERED="hlsFragBuffered",a.FRAG_CHANGED="hlsFragChanged",a.FPS_DROP="hlsFpsDrop",a.FPS_DROP_LEVEL_CAPPING="hlsFpsDropLevelCapping",a.MAX_AUTO_LEVEL_UPDATED="hlsMaxAutoLevelUpdated",a.ERROR="hlsError",a.DESTROYING="hlsDestroying",a.KEY_LOADING="hlsKeyLoading",a.KEY_LOADED="hlsKeyLoaded",a.LIVE_BACK_BUFFER_REACHED="hlsLiveBackBufferReached",a.BACK_BUFFER_REACHED="hlsBackBufferReached",a.STEERING_MANIFEST_LOADED="hlsSteeringManifestLoaded",a.ASSET_LIST_LOADING="hlsAssetListLoading",a.ASSET_LIST_LOADED="hlsAssetListLoaded",a.INTERSTITIALS_UPDATED="hlsInterstitialsUpdated",a.INTERSTITIALS_BUFFERED_TO_BOUNDARY="hlsInterstitialsBufferedToBoundary",a.INTERSTITIAL_ASSET_PLAYER_CREATED="hlsInterstitialAssetPlayerCreated",a.INTERSTITIAL_STARTED="hlsInterstitialStarted",a.INTERSTITIAL_ASSET_STARTED="hlsInterstitialAssetStarted",a.INTERSTITIAL_ASSET_ENDED="hlsInterstitialAssetEnded",a.INTERSTITIAL_ASSET_ERROR="hlsInterstitialAssetError",a.INTERSTITIAL_ENDED="hlsInterstitialEnded",a.INTERSTITIALS_PRIMARY_RESUMED="hlsInterstitialsPrimaryResumed",a.PLAYOUT_LIMIT_REACHED="hlsPlayoutLimitReached",a.EVENT_CUE_ENTER="hlsEventCueEnter",a}({});var z={MANIFEST:"manifest",LEVEL:"level",AUDIO_TRACK:"audioTrack",SUBTITLE_TRACK:"subtitleTrack"},N={MAIN:"main",AUDIO:"audio",SUBTITLE:"subtitle"};class st{constructor(e,t=0,s=0){this.halfLife=void 0,this.alpha_=void 0,this.estimate_=void 0,this.totalWeight_=void 0,this.halfLife=e,this.alpha_=e?Math.exp(Math.log(.5)/e):0,this.estimate_=t,this.totalWeight_=s}sample(e,t){const s=Math.pow(this.alpha_,e);this.estimate_=t*(1-s)+s*this.estimate_,this.totalWeight_+=e}getTotalWeight(){return this.totalWeight_}getEstimate(){if(this.alpha_){const e=1-Math.pow(this.alpha_,this.totalWeight_);if(e)return this.estimate_/e}return this.estimate_}}class da{constructor(e,t,s,i=100){this.defaultEstimate_=void 0,this.minWeight_=void 0,this.minDelayMs_=void 0,this.slow_=void 0,this.fast_=void 0,this.defaultTTFB_=void 0,this.ttfb_=void 0,this.defaultEstimate_=s,this.minWeight_=.001,this.minDelayMs_=50,this.slow_=new st(e),this.fast_=new st(t),this.defaultTTFB_=i,this.ttfb_=new 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u},{2:0})}catch(u){return!0}return a.videoCodec!==void 0&&(a.width>1920&&a.height>1088||a.height>1920&&a.width>1088||a.frameRate>Math.max(s,30)||a.videoRange!=="SDR"&&a.videoRange!==t||a.bitrate>Math.max(i,8e6))||!!h&&F(l)&&Object.keys(h).some(u=>parseInt(u)>l)}function tn(a,e,t){const s=a.videoCodec,i=a.audioCodec;if(!s&&!i||!t)return Promise.resolve(Jr);const r=[];if(s){const n={width:a.width,height:a.height,bitrate:Math.ceil(Math.max(a.bitrate*.9,a.averageBitrate)),framerate:a.frameRate||30},o=a.videoRange;o!=="SDR"&&(n.transferFunction=o.toLowerCase());const c=s.split(","),l=navigator.userAgent;if(c.some(h=>os(h))&&Xr())return Promise.resolve(en(new Error(`Overriding Windows Firefox HEVC MediaCapabilities result based on user-agent sting: (${l})`),r));r.push.apply(r,c.map(h=>({type:"media-source",video:te(te({},n),{},{contentType:St(Ha(h),"video")})})))}return i&&a.audioGroups&&a.audioGroups.forEach(n=>{var o;n&&((o=e.groups[n])==null||o.tracks.forEach(c=>{if(c.groupId===n){const l=c.channels||"",h=parseFloat(l);F(h)&&h>2&&r.push.apply(r,i.split(",").map(u=>({type:"media-source",audio:{contentType:St(u,"audio"),channels:""+h}})))}}))}),Promise.all(r.map(n=>{const o=Wa(n);return Oi[o]||(Oi[o]=t.decodingInfo(n))})).then(n=>({supported:!n.some(o=>!o.supported),configurations:r,decodingInfoResults:n})).catch(n=>({supported:!1,configurations:r,decodingInfoResults:[],error:n}))}function Wa(a){const{audio:e,video:t}=a,s=t||e;if(s){const i=Zr(s.contentType);if(t)return`r${t.height}x${t.width}f${Math.ceil(t.framerate)}${t.transferFunction||"sd"}_${i}_${Math.ceil(t.bitrate/1e5)}`;if(e)return`c${e.channels}${e.spatialRendering?"s":"n"}_${i}`}return""}const Bs=["NONE","TYPE-0","TYPE-1",null];function qa(a){return Bs.indexOf(a)>-1}const Jt=["SDR","PQ","HLG"];function ja(a){return!!a&&Jt.indexOf(a)>-1}var Ht={No:"",Yes:"YES",v2:"v2"};function Fi(a){const{canSkipUntil:e,canSkipDateRanges:t,age:s}=a,i=s<e/2;return e&&i?t?Ht.v2:Ht.Yes:Ht.No}class Mi{constructor(e,t,s){this.msn=void 0,this.part=void 0,this.skip=void 0,this.msn=e,this.part=t,this.skip=s}addDirectives(e){const t=new self.URL(e);return this.msn!==void 0&&t.searchParams.set("_HLS_msn",this.msn.toString()),this.part!==void 0&&t.searchParams.set("_HLS_part",this.part.toString()),this.skip&&t.searchParams.set("_HLS_skip",this.skip),t.href}}class vt{constructor(e){if(this._attrs=void 0,this.audioCodec=void 0,this.bitrate=void 0,this.codecSet=void 0,this.url=void 0,this.frameRate=void 0,this.height=void 0,this.id=void 0,this.name=void 0,this.supplemental=void 0,this.videoCodec=void 0,this.width=void 0,this.details=void 0,this.fragmentError=0,this.loadError=0,this.loaded=void 0,this.realBitrate=0,this.supportedPromise=void 0,this.supportedResult=void 0,this._avgBitrate=0,this._audioGroups=void 0,this._subtitleGroups=void 0,this._urlId=0,this.url=[e.url],this._attrs=[e.attrs],this.bitrate=e.bitrate,e.details&&(this.details=e.details),this.id=e.id||0,this.name=e.name,this.width=e.width||0,this.height=e.height||0,this.frameRate=e.attrs.optionalFloat("FRAME-RATE",0),this._avgBitrate=e.attrs.decimalInteger("AVERAGE-BANDWIDTH"),this.audioCodec=e.audioCodec,this.videoCodec=e.videoCodec,this.codecSet=[e.videoCodec,e.audioCodec].filter(s=>!!s).map(s=>s.substring(0,4)).join(","),"supplemental"in e){var t;this.supplemental=e.supplemental;const s=(t=e.supplemental)==null?void 0:t.videoCodec;s&&s!==e.videoCodec&&(this.codecSet+=`,${s.substring(0,4)}`)}this.addGroupId("audio",e.attrs.AUDIO),this.addGroupId("text",e.attrs.SUBTITLES)}get maxBitrate(){return Math.max(this.realBitrate,this.bitrate)}get averageBitrate(){return this._avgBitrate||this.realBitrate||this.bitrate}get attrs(){return this._attrs[0]}get codecs(){return this.attrs.CODECS||""}get pathwayId(){return this.attrs["PATHWAY-ID"]||"."}get videoRange(){return this.attrs["VIDEO-RANGE"]||"SDR"}get score(){return this.attrs.optionalFloat("SCORE",0)}get uri(){return this.url[0]||""}hasAudioGroup(e){return Ni(this._audioGroups,e)}hasSubtitleGroup(e){return Ni(this._subtitleGroups,e)}get audioGroups(){return this._audioGroups}get subtitleGroups(){return this._subtitleGroups}addGroupId(e,t){if(t){if(e==="audio"){let s=this._audioGroups;s||(s=this._audioGroups=[]),s.indexOf(t)===-1&&s.push(t)}else if(e==="text"){let s=this._subtitleGroups;s||(s=this._subtitleGroups=[]),s.indexOf(t)===-1&&s.push(t)}}}get urlId(){return 0}set urlId(e){}get audioGroupIds(){return this.audioGroups?[this.audioGroupId]:void 0}get textGroupIds(){return this.subtitleGroups?[this.textGroupId]:void 0}get audioGroupId(){var e;return(e=this.audioGroups)==null?void 0:e[0]}get textGroupId(){var e;return(e=this.subtitleGroups)==null?void 0:e[0]}addFallback(){}}function Ni(a,e){return!e||!a?!1:a.indexOf(e)!==-1}function Xa(){if(typeof matchMedia=="function"){const a=matchMedia("(dynamic-range: high)"),e=matchMedia("bad query");if(a.media!==e.media)return a.matches===!0}return!1}function za(a,e){let t=!1,s=[];if(a&&(t=a!=="SDR",s=[a]),e){s=e.allowedVideoRanges||Jt.slice(0);const i=s.join("")!=="SDR"&&!e.videoCodec;t=e.preferHDR!==void 0?e.preferHDR:i&&Xa(),t||(s=["SDR"])}return{preferHDR:t,allowedVideoRanges:s}}const Qa=a=>{const e=new WeakSet;return(t,s)=>{if(a&&(s=a(t,s)),typeof s=="object"&&s!==null){if(e.has(s))return;e.add(s)}return s}},ae=(a,e)=>JSON.stringify(a,Qa(e));function Za(a,e,t,s,i){const r=Object.keys(a),n=s==null?void 0:s.channels,o=s==null?void 0:s.audioCodec,c=i==null?void 0:i.videoCodec,l=n&&parseInt(n)===2;let h=!1,u=!1,d=1/0,g=1/0,f=1/0,p=1/0,E=0,y=[];const{preferHDR:S,allowedVideoRanges:T}=za(e,i);for(let b=r.length;b--;){const D=a[r[b]];h||(h=D.channels[2]>0),d=Math.min(d,D.minHeight),g=Math.min(g,D.minFramerate),f=Math.min(f,D.minBitrate),T.filter(P=>D.videoRanges[P]>0).length>0&&(u=!0)}d=F(d)?d:0,g=F(g)?g:0;const v=Math.max(1080,d),x=Math.max(30,g);f=F(f)?f:t,t=Math.max(f,t),u||(e=void 0);const _=r.length>1;return{codecSet:r.reduce((b,D)=>{const L=a[D];if(D===b)return b;if(y=u?T.filter(P=>L.videoRanges[P]>0):[],_){if(L.minBitrate>t)return be(D,`min bitrate of ${L.minBitrate} > current estimate of ${t}`),b;if(!L.hasDefaultAudio)return be(D,"no renditions with default or auto-select sound found"),b;if(o&&D.indexOf(o.substring(0,4))%5!==0)return be(D,`audio codec preference "${o}" not found`),b;if(n&&!l){if(!L.channels[n])return be(D,`no renditions with ${n} channel sound found (channels options: ${Object.keys(L.channels)})`),b}else if((!o||l)&&h&&L.channels[2]===0)return be(D,"no renditions with stereo sound found"),b;if(L.minHeight>v)return be(D,`min resolution of ${L.minHeight} > maximum of ${v}`),b;if(L.minFramerate>x)return be(D,`min framerate of ${L.minFramerate} > maximum of ${x}`),b;if(!y.some(P=>L.videoRanges[P]>0))return be(D,`no variants with VIDEO-RANGE of ${ae(y)} found`),b;if(c&&D.indexOf(c.substring(0,4))%5!==0)return be(D,`video codec preference "${c}" not found`),b;if(L.maxScore<E)return be(D,`max score of ${L.maxScore} < selected max of ${E}`),b}return b&&(Qt(D)>=Qt(b)||L.fragmentError>a[b].fragmentError)?b:(p=L.minIndex,E=L.maxScore,D)},void 0),videoRanges:y,preferHDR:S,minFramerate:g,minBitrate:f,minIndex:p}}function be(a,e){Q.log(`[abr] start candidates with "${a}" ignored because ${e}`)}function sn(a){return a.reduce((e,t)=>{let s=e.groups[t.groupId];s||(s=e.groups[t.groupId]={tracks:[],channels:{2:0},hasDefault:!1,hasAutoSelect:!1}),s.tracks.push(t);const i=t.channels||"2";return s.channels[i]=(s.channels[i]||0)+1,s.hasDefault=s.hasDefault||t.default,s.hasAutoSelect=s.hasAutoSelect||t.autoselect,s.hasDefault&&(e.hasDefaultAudio=!0),s.hasAutoSelect&&(e.hasAutoSelectAudio=!0),e},{hasDefaultAudio:!1,hasAutoSelectAudio:!1,groups:{}})}function Ja(a,e,t,s){return a.slice(t,s+1).reduce((i,r,n)=>{if(!r.codecSet)return i;const o=r.audioGroups;let c=i[r.codecSet];c||(i[r.codecSet]=c={minBitrate:1/0,minHeight:1/0,minFramerate:1/0,minIndex:n,maxScore:0,videoRanges:{SDR:0},channels:{2:0},hasDefaultAudio:!o,fragmentError:0}),c.minBitrate=Math.min(c.minBitrate,r.bitrate);const l=Math.min(r.height,r.width);return c.minHeight=Math.min(c.minHeight,l),c.minFramerate=Math.min(c.minFramerate,r.frameRate),c.minIndex=Math.min(c.minIndex,n),c.maxScore=Math.max(c.maxScore,r.score),c.fragmentError+=r.fragmentError,c.videoRanges[r.videoRange]=(c.videoRanges[r.videoRange]||0)+1,o&&o.forEach(h=>{if(!h)return;const u=e.groups[h];u&&(c.hasDefaultAudio=c.hasDefaultAudio||e.hasDefaultAudio?u.hasDefault:u.hasAutoSelect||!e.hasDefaultAudio&&!e.hasAutoSelectAudio,Object.keys(u.channels).forEach(d=>{c.channels[d]=(c.channels[d]||0)+u.channels[d]}))}),i},{})}function Bi(a){if(!a)return a;const{lang:e,assocLang:t,characteristics:s,channels:i,audioCodec:r}=a;return{lang:e,assocLang:t,characteristics:s,channels:i,audioCodec:r}}function Pe(a,e,t){if("attrs"in a){const s=e.indexOf(a);if(s!==-1)return s}for(let s=0;s<e.length;s++){const i=e[s];if(Je(a,i,t))return s}return-1}function Je(a,e,t){const{groupId:s,name:i,lang:r,assocLang:n,default:o}=a,c=a.forced;return(s===void 0||e.groupId===s)&&(i===void 0||e.name===i)&&(r===void 0||eo(r,e.lang))&&(r===void 0||e.assocLang===n)&&(o===void 0||e.default===o)&&(c===void 0||e.forced===c)&&(!("characteristics"in a)||to(a.characteristics||"",e.characteristics))&&(t===void 0||t(a,e))}function eo(a,e="--"){return a.length===e.length?a===e:a.startsWith(e)||e.startsWith(a)}function to(a,e=""){const t=a.split(","),s=e.split(",");return t.length===s.length&&!t.some(i=>s.indexOf(i)===-1)}function Qe(a,e){const{audioCodec:t,channels:s}=a;return(t===void 0||(e.audioCodec||"").substring(0,4)===t.substring(0,4))&&(s===void 0||s===(e.channels||"2"))}function so(a,e,t,s,i){const r=e[s],o=e.reduce((d,g,f)=>{const p=g.uri;return(d[p]||(d[p]=[])).push(f),d},{})[r.uri];o.length>1&&(s=Math.max.apply(Math,o));const c=r.videoRange,l=r.frameRate,h=r.codecSet.substring(0,4),u=Ui(e,s,d=>{if(d.videoRange!==c||d.frameRate!==l||d.codecSet.substring(0,4)!==h)return!1;const g=d.audioGroups,f=t.filter(p=>!g||g.indexOf(p.groupId)!==-1);return Pe(a,f,i)>-1});return u>-1?u:Ui(e,s,d=>{const g=d.audioGroups,f=t.filter(p=>!g||g.indexOf(p.groupId)!==-1);return Pe(a,f,i)>-1})}function Ui(a,e,t){for(let s=e;s>-1;s--)if(t(a[s]))return s;for(let s=e+1;s<a.length;s++)if(t(a[s]))return s;return-1}function es(a,e){var t;return!!a&&a!==((t=e.loadLevelObj)==null?void 0:t.uri)}class io extends $e{constructor(e){super("abr",e.logger),this.hls=void 0,this.lastLevelLoadSec=0,this.lastLoadedFragLevel=-1,this.firstSelection=-1,this._nextAutoLevel=-1,this.nextAutoLevelKey="",this.audioTracksByGroup=null,this.codecTiers=null,this.timer=-1,this.fragCurrent=null,this.partCurrent=null,this.bitrateTestDelay=0,this.rebufferNotice=-1,this.bwEstimator=void 0,this._abandonRulesCheck=t=>{var s;const{fragCurrent:i,partCurrent:r,hls:n}=this,{autoLevelEnabled:o,media:c}=n;if(!i||!c)return;const l=performance.now(),h=r?r.stats:i.stats,u=r?r.duration:i.duration,d=l-h.loading.start,g=n.minAutoLevel,f=i.level,p=this._nextAutoLevel;if(h.aborted||h.loaded&&h.loaded===h.total||f<=g){this.clearTimer(),this._nextAutoLevel=-1;return}if(!o)return;const E=p>-1&&p!==f,y=!!t||E;if(!y&&(c.paused||!c.playbackRate||!c.readyState))return;const S=n.mainForwardBufferInfo;if(!y&&S===null)return;const T=this.bwEstimator.getEstimateTTFB(),v=Math.abs(c.playbackRate);if(d<=Math.max(T,1e3*(u/(v*2))))return;const x=S?S.len/v:0,_=h.loading.first?h.loading.first-h.loading.start:-1,A=h.loaded&&_>-1,b=this.getBwEstimate(),D=n.levels,L=D[f],P=Math.max(h.loaded,Math.round(u*(i.bitrate||L.averageBitrate)/8));let O=A?d-_:d;O<1&&A&&(O=Math.min(d,h.loaded*8/b));const X=A?h.loaded*1e3/O:0,V=T/1e3,G=X?(P-h.loaded)/X:P*8/b+V;if(G<=x)return;const M=X?X*8:b,$=((s=(t==null?void 0:t.details)||this.hls.latestLevelDetails)==null?void 0:s.live)===!0,B=this.hls.config.abrBandWidthUpFactor;let k=Number.POSITIVE_INFINITY,w;for(w=f-1;w>g;w--){const Z=D[w].maxBitrate,ee=!D[w].details||$;if(k=this.getTimeToLoadFrag(V,M,u*Z,ee),k<Math.min(x,u+V))break}if(k>=G||k>u*10)return;A?this.bwEstimator.sample(d-Math.min(T,_),h.loaded):this.bwEstimator.sampleTTFB(d);const Y=D[w].maxBitrate;this.getBwEstimate()*B>Y&&this.resetEstimator(Y);const H=this.findBestLevel(Y,g,w,0,x,1,1);H>-1&&(w=H),this.warn(`Fragment ${i.sn}${r?" part "+r.index:""} of level ${f} is loading too slowly;
      Fragment duration: ${i.duration.toFixed(3)}
      Time to underbuffer: ${x.toFixed(3)} s
      Estimated load time for current fragment: ${G.toFixed(3)} s
      Estimated load time for down switch fragment: ${k.toFixed(3)} s
      TTFB estimate: ${_|0} ms
      Current BW estimate: ${F(b)?b|0:"Unknown"} bps
      New BW estimate: ${this.getBwEstimate()|0} bps
      Switching to level ${w} @ ${Y|0} bps`),n.nextLoadLevel=n.nextAutoLevel=w,this.clearTimer();const j=()=>{if(this.clearTimer(),this.fragCurrent===i&&this.hls.loadLevel===w&&w>0){const Z=this.getStarvationDelay();if(this.warn(`Aborting inflight request ${w>0?"and switching down":""}
      Fragment duration: ${i.duration.toFixed(3)} s
      Time to underbuffer: ${Z.toFixed(3)} s`),i.abortRequests(),this.fragCurrent=this.partCurrent=null,w>g){let ee=this.findBestLevel(this.hls.levels[g].bitrate,g,w,0,Z,1,1);ee===-1&&(ee=g),this.hls.nextLoadLevel=this.hls.nextAutoLevel=ee,this.resetEstimator(this.hls.levels[ee].bitrate)}}};E||G>k*2?j():this.timer=self.setInterval(j,k*1e3),n.trigger(m.FRAG_LOAD_EMERGENCY_ABORTED,{frag:i,part:r,stats:h})},this.hls=e,this.bwEstimator=this.initEstimator(),this.registerListeners()}resetEstimator(e){e&&(this.log(`setting initial bwe to ${e}`),this.hls.config.abrEwmaDefaultEstimate=e),this.firstSelection=-1,this.bwEstimator=this.initEstimator()}initEstimator(){const e=this.hls.config;return new da(e.abrEwmaSlowVoD,e.abrEwmaFastVoD,e.abrEwmaDefaultEstimate)}registerListeners(){const{hls:e}=this;e.on(m.MANIFEST_LOADING,this.onManifestLoading,this),e.on(m.FRAG_LOADING,this.onFragLoading,this),e.on(m.FRAG_LOADED,this.onFragLoaded,this),e.on(m.FRAG_BUFFERED,this.onFragBuffered,this),e.on(m.LEVEL_SWITCHING,this.onLevelSwitching,this),e.on(m.LEVEL_LOADED,this.onLevelLoaded,this),e.on(m.LEVELS_UPDATED,this.onLevelsUpdated,this),e.on(m.MAX_AUTO_LEVEL_UPDATED,this.onMaxAutoLevelUpdated,this),e.on(m.ERROR,this.onError,this)}unregisterListeners(){const{hls:e}=this;e&&(e.off(m.MANIFEST_LOADING,this.onManifestLoading,this),e.off(m.FRAG_LOADING,this.onFragLoading,this),e.off(m.FRAG_LOADED,this.onFragLoaded,this),e.off(m.FRAG_BUFFERED,this.onFragBuffered,this),e.off(m.LEVEL_SWITCHING,this.onLevelSwitching,this),e.off(m.LEVEL_LOADED,this.onLevelLoaded,this),e.off(m.LEVELS_UPDATED,this.onLevelsUpdated,this),e.off(m.MAX_AUTO_LEVEL_UPDATED,this.onMaxAutoLevelUpdated,this),e.off(m.ERROR,this.onError,this))}destroy(){this.unregisterListeners(),this.clearTimer(),this.hls=this._abandonRulesCheck=null,this.fragCurrent=this.partCurrent=null}onManifestLoading(e,t){this.lastLoadedFragLevel=-1,this.firstSelection=-1,this.lastLevelLoadSec=0,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(e,t){const s=t.frag;if(!this.ignoreFragment(s)){if(!s.bitrateTest){var i;this.fragCurrent=s,this.partCurrent=(i=t.part)!=null?i:null}this.clearTimer(),this.timer=self.setInterval(this._abandonRulesCheck,100)}}onLevelSwitching(e,t){this.clearTimer()}onError(e,t){if(!t.fatal)switch(t.details){case R.BUFFER_ADD_CODEC_ERROR:case R.BUFFER_APPEND_ERROR:this.lastLoadedFragLevel=-1,this.firstSelection=-1;break;case R.FRAG_LOAD_TIMEOUT:{const s=t.frag,{fragCurrent:i,partCurrent:r}=this;if(s&&i&&s.sn===i.sn&&s.level===i.level){const n=performance.now(),o=r?r.stats:s.stats,c=n-o.loading.start,l=o.loading.first?o.loading.first-o.loading.start:-1;if(o.loaded&&l>-1){const u=this.bwEstimator.getEstimateTTFB();this.bwEstimator.sample(c-Math.min(u,l),o.loaded)}else this.bwEstimator.sampleTTFB(c)}break}}}getTimeToLoadFrag(e,t,s,i){const r=e+s/t,n=i?e+this.lastLevelLoadSec:0;return r+n}onLevelLoaded(e,t){const s=this.hls.config,{loading:i}=t.stats,r=i.end-i.first;F(r)&&(this.lastLevelLoadSec=r/1e3),t.details.live?this.bwEstimator.update(s.abrEwmaSlowLive,s.abrEwmaFastLive):this.bwEstimator.update(s.abrEwmaSlowVoD,s.abrEwmaFastVoD),this.timer>-1&&this._abandonRulesCheck(t.levelInfo)}onFragLoaded(e,{frag:t,part:s}){const i=s?s.stats:t.stats;if(t.type===N.MAIN&&this.bwEstimator.sampleTTFB(i.loading.first-i.loading.start),!this.ignoreFragment(t)){if(this.clearTimer(),t.level===this._nextAutoLevel&&(this._nextAutoLevel=-1),this.firstSelection=-1,this.hls.config.abrMaxWithRealBitrate){const r=s?s.duration:t.duration,n=this.hls.levels[t.level],o=(n.loaded?n.loaded.bytes:0)+i.loaded,c=(n.loaded?n.loaded.duration:0)+r;n.loaded={bytes:o,duration:c},n.realBitrate=Math.round(8*o/c)}if(t.bitrateTest){const r={stats:i,frag:t,part:s,id:t.type};this.onFragBuffered(m.FRAG_BUFFERED,r),t.bitrateTest=!1}else this.lastLoadedFragLevel=t.level}}onFra