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this.hls.currentLevel>=0?(0,y.levelToAsset)(this,this.hls.currentLevel)||this.adaptiveAsset():null!=this.hls.startLevel&&this.hls.startLevel>=0&&(0,y.levelToAsset)(this,this.hls.startLevel)||this.adaptiveAsset()}},{key:"defaultAttributes",value:function(){return{contentType:"video/m3u8",qualityMin:360,qualityMax:2160,preload:"metadata"}}},{key:"destroy",value:function(){var t,r,i,n,s;return this.destroyHls(),clearTimeout(this._pollForLiveStreamTimeout),(t=e,r="destroy",i=this,s=R(_(1&(n=3)?t.prototype:t),r,i),2&n&&"function"==typeof s?function(t){return s.apply(i,t)}:s)([]),this.simpleVideo.destroy()}},{key:"destroyHls",value:function(){var t=this,e=function(t){try{return t()}catch(t){M.error(t)}};e((function(){d.teardown(t)})),e((function(){c.teardown(t)})),e((function(){h.teardown(t)})),e((function(){g.teardown(t)})),e((function(){(0,y.teardown)(t)})),this.hls&&(this.hls.destroy(),this.hls=null)}},{key:"determineMinAutoBitrate",value:function(){var t=this.hlsAssetFromQuality(360,1080);return t&&t.metadata&&t.metadata.max_bitrate?t.metadata.max_bitrate-1:6e5}},{key:"diagnosticData",value:function(){var t=this,e=function(t){try{return t()}catch(t){return"ERROR: ".concat(t.message)}},r={simpleVideo:this.simpleVideo.diagnosticData(),attributes:this.attributes,currentLevel:e((function(){return t.currentLevel()})),startLevel:e((function(){return t.hls.startLevel})),nextLevel:e((function(){return t.hls.nextLevel})),loadLevel:e((function(){return t.hls.loadLevel})),autoLevel:e((function(){return t.hls.autoLevel})),autoLevelCapping:e((function(){return t.hls.autoLevelCapping})),nextAutoLevel:e((function(){return t.hls.nextAutoLevel})),manualLevel:e((function(){return t.hls.manualLevel})),bandwidthEstimate:e((function(){return t.hls.abrController.bwEstimator.getEstimate()}))};return this.hls.currentLevel&&(r.currentAsset=(0,y.levelToAsset)(this,this.hls.currentLevel)),"auto"!==this.selectedQuality()&&this.hls.manualLevel>-1&&(r.selectedAsset=(0,y.levelToAsset)(this,this.hls.manualLevel)),r}},{key:"filteredVideoAssets",value:function(){var t=f.allMp4VideoAssets(this.allAssets);return(0,y.filteredHlsAssets)(this,t)}},{key:"getAudioTracks",value:function(){var t,e=this,r=this.m3u8AudioAssets();return(null===(t=this.hls)||void 0===t?void 0:t.audioTracks.length)>0?this.hls.audioTracks.map((function(t,i){var n=r[i-1];return t.isSelected=i===e.getHlsAudioTrackId(),t.label=null==n?void 0:n.details.languageMetadata.nativeName,0===i&&(t.label="Original"),t})):f.audioTracksForVideo(r)}},{key:"getCurrentAudioTrack",value:function(){this.loadForAudioTracks();var t=this.getHlsAudioTrackId(),e=this.hls.audioTracks[t];return e.isSelected=!0,e}},{key:"getCurrentAudioTrackId",value:function(){return this.getCurrentAudioTrack().id}},{key:"getCurrentQuality",value:function(){var t=this.hls.currentLevel>=0?this.hls.currentLevel:this.hls.startLevel,e=this.hls.levels[t];return e?e?(0,n.numericSizeSnapped)(e.width,e.height):"?":"auto"}},{key:"getCurrentTime",value:function(){var t;if(!this.attributes.liveMedia||!P(F,this)||null===(t=this.mediaData.liveStreamEventDetails)||void 0===t||!t.m3u8RenditionProgramTime)return this.simpleVideo.getCurrentTime();var e=new Date(this.mediaData.liveStreamEventDetails.m3u8RenditionProgramTime).getTime();return(P(F,this)-e)/1e3+this.simpleVideo.getCurrentTime()}},{key:"getHlsAudioTrackId",value:function(){return-1===this.hls.audioTrack?0:this.hls.audioTrack}},{key:"getMaxMaxBufferLengthForConfig",value:function(){switch(this.attributes.preload){case"auto":case!0:return 27;case"metadata":return 1;default:return this.getMaxMaxBufferLengthAfterPlay()}}},{key:"getMaxMaxBufferLengthAfterPlay",value:function(){return this.attributes.isInstantHls?12:60}},{key:"hlsAssetFromQuality",value:function(t){var e=arguments.length>1&&void 0!==arguments[1]?arguments[1]:t,r=(0,n.withinQualityRange)(this.filteredVideoAssets(),t,e);return 0===r.length&&(r=(0,n.nearestOutsideRange)(this.filteredVideoAssets(),t,e)),r[0]}},{key:"isChangingVideo",value:function(){return!!this.state.isChangingVideo}},{key:"loadForAudioTracks",value:function(){0===this.hls.audioTracks.length&&this.startHlsLoadOnce()}},{key:"liveConfig",value:function(){return{abrBandWidthFactor:1.1,abrBandWidthUpFactor:1.4,abrEwmaDefaultEstimate:this.attributes.bwEstimateOnInit,testBandwidth:!1,autoStartLoad:!1,debug:{log:function(){for(var t=arguments.length,e=new Array(t),r=0;r<t;r++)e[r]=arguments[r];a.wlog.info.apply(a.wlog,["hlsjs log >"].concat(e))},error:function(){for(var t=arguments.length,e=new Array(t),r=0;r<t;r++)e[r]=arguments[r];a.wlog.notice.apply(a.wlog,["hlsjs error >"].concat(e))},warn:function(){for(var t=arguments.length,e=new Array(t),r=0;r<t;r++)e[r]=arguments[r];a.wlog.notice.apply(a.wlog,["hlsjs warn >"].concat(e))},info:function(){for(var t=arguments.length,e=new Array(t),r=0;r<t;r++)e[r]=arguments[r];a.wlog.info.apply(a.wlog,["hlsjs info >"].concat(e))},debug:function(){for(var t=arguments.length,e=new Array(t),r=0;r<t;r++)e[r]=arguments[r];a.wlog.debug.apply(a.wlog,["hlsjs debug >"].concat(e))}},maxBufferSize:6e7,maxFragLookUpTolerance:.2,maxMaxBufferLength:this.attributes.maxMaxBufferLength||this.getMaxMaxBufferLengthAfterPlay(),seekHoleNudgeDuration:.1}}},{key:"loadSource",value:function(){var t=this.adaptiveAsset();this.hls.loadSource(t.url)}},{key:"m3u8AudioAssets",value:function(){return f.allHlsAudioAssets(this.allAssets)}},{key:"onEnterFullscreen",value:function(){this.simpleVideo.onEnterFullscreen(),"beforeplay"!==this.getPlaybackMode()&&this.changeLevel(-1)}},{key:"onHeightChange",value:function(t){this.simpleVideo.onHeightChange(t),this.setAttributes({height:t})}},{key:"onMediaDataChanged",value:function(t){this.mediaData=t}},{key:"onReady",value:function(){var t=this;return this.readyPromise||(this.readyPromise=this.simpleVideo.onReady().then((function(){return Promise.all([t.mediaAttachedPromise,t.manifestParsedPromise])}))),this.readyPromise}},{key:"onWidthChange",value:function(t){this.simpleVideo.onWidthChange(t),this.setAttributes({width:t})}},{key:"play",value:function(t){var e=this;return this.hls.config.autoStartLoad||this.startHlsLoadOnce(),this.hls.config.maxMaxBufferLength=this.getMaxMaxBufferLengthAfterPlay(),this.attributes.liveMedia?((0,u.count)("live_stream/play",1,{hashed_id:this.attributes.hashedId}),this.setCurrentTimeToLiveEdge().then((function(){return e.simpleVideo.play(t).then((function(t){return(0,u.count)("live_stream/play/success",1,{hashed_id:e.attributes.hashedId}),t}))}))):this.simpleVideo.play(t)}},{key:"qualityForLevel",value:function(t){if(-1===t)return"auto";var e=this.hls.levels[t];return(0,n.numericSizeSnapped)(e.width,e.height)}},{key:"qualityMax",value:function(t){this.hls.config&&(this.hls.config.qualityMax=t)}},{key:"qualityMin",value:function(t){this.hls.config&&(this.hls.config.qualityMin=t)}},{key:"removeTextTracks",value:function(){}},{key:"reset",value:function(){this.simpleVideo.reset()}},{key:"seek",value:function(t,e){return this.startHlsLoadOnce(t),this.simpleVideo.seek(t,e)}},{key:"selectableQualities",value:function(){var t=this,e=this.hls.levels.map((function(e,r){return t.qualityForLevel(r)}));return[this.qualityForLevel(-1)].concat(e)}},{key:"selectedQuality",value:function(){return this.hls.manualLevel>=0?this.qualityForLevel(this.hls.manualLevel):"auto"}},{key:"setAttributes",value:function(t){return(0,s.assign)(this.attributes,t),this.simpleVideo.setAttributes(t)}},{key:"setCurrentTimeToLiveEdge",value:function(){return"beforeplay"!==this.getPlaybackMode()?this.seek(this.hls.liveSyncPosition):Promise.resolve()}},{key:"setupEventListeners",value:function(){var t=this;this.manifestParsedPromise=new Promise((function(e){t.hls.on(i.default.Events.MANIFEST_PARSED,e)})),this.mediaAttachedPromise=new Promise((function(e){t.hls.on(i.default.Events.MEDIA_ATTACHED,e)})),this.hls.on(i.default.Events.AUDIO_TRACKS_UPDATED,(function(){t.trigger("audiotracksupdated")})),this.hls.on(i.default.Events.LEVEL_SWITCHED,(function(e,r){var i=(0,y.levelToAsset)(t,r.level);t.trigger("hlslevelswitched",{asset:i})})),this.hls.once(i.default.Events.LEVEL_LOADED,(function(e,r){var i,n,s;I(F,t,null===(i=r.details)||void 0===i||null===(n=i.fragments)||void 0===n||null===(s=n[0])||void 0===s?void 0:s.programDateTime)}))}},{key:"setupHls",value:function(){this.attributes.liveMedia?this.setupLiveHls():this.setupVodHls()}},{key:"setupLiveHls",value:function(){var t,e,r=this,n=this.liveConfig();this.hls=new i.default(n),g.setup(this),this.setupEventListeners(),this.hls.attachMedia(this.simpleVideo.getMediaElement()),c.setup(this),d.setup(this),null!==(t=this.mediaData.liveStreamEventDetails)&&void 0!==t&&t.startedAt&&null!==(e=this.mediaData.liveStreamEventDetails)&&void 0!==e&&e.m3u8RenditionProgramTime&&(I(N,this,this.mediaData.liveStreamEventDetails.startedAt),I(B,this,this.mediaData.liveStreamEventDetails.m3u8RenditionProgramTime),this.loadSource(),this.onReady().then((function(){r.trigger("livestreamready")})));var s=function(){(0,b.fetchMediaData)(r.attributes.hashedId,{embedHost:r.attributes.embedHost,skipCache:!0}).then((function(t){var e,i;if(null!==(e=t.liveStreamEventDetails)&&void 0!==e&&e.startedAt&&null!==(i=t.liveStreamEventDetails)&&void 0!==i&&i.m3u8RenditionProgramTime){var n=t.liveStreamEventDetails,a=n.startedAt,o=n.m3u8RenditionProgramTime;r.onMediaDataChanged(t),void 0===P(N,r)&&void 0===P(B,r)?(I(N,r,a),I(B,r,o),r.loadSource(),r.onReady().then((function(){r.trigger("livestreamready")}))):a!==P(N,r)&&o!==P(B,r)&&r.trigger("livestream-mediadata-changed",t)}r._pollForLiveStreamTimeout=setTimeout(s,1e3)}))};s()}},{key:"setupVodHls",value:function(){var t=this,e=this.vodConfig();this.hls=new i.default(e),g.setup(this),this.loadSource(),this.setupEventListeners(),this.hls.attachMedia(this.simpleVideo.getMediaElement()),h.setup(this),d.setup(this),c.setup(this),this.hls.once(i.default.Events.MANIFEST_PARSED,(function(){t.hls.startLevel=(0,y.bestStartingLevel)(t)}))}},{key:"selectedAsset",value:function(){if(0!==this.hls.levels.length)return this.hls.currentLevel?this.hls.levels[this.hls.currentLevel]:this.hls.levels[this.hls.startLevel]}},{key:"showFirstFrame",value:function(){return this.seek(.01)}},{key:"startHlsLoadOnce",value:function(t){var e=t||this._startPosition;(0,y.startLoadOnce)(this,e)}},{key:"stopLoad",value:function(){(0,y.stopLoad)(this)}},{key:"updateStartPosition",value:function(t){this.hls.config.startPosition!==t&&(this.attributes.startPosition=t,this._startPosition=t,this.hls.config.startPosition=t,this.hls&&this.loadSource())}},{key:"usingInstantHls",value:function(){return(this.attributes.forceInstantHls||!this.mediaData.playableWithoutInstantHls)&&this.mediaData.instantHlsAssetsReady}},{key:"vodConfig",value:function(){return{abrBandWidthFactor:1.1,abrBandWidthUpFactor:1.4,abrController:E.default,abrEwmaFastVoD:4,abrEwmaSlowVoD:15,autoStartLoad:"none"!==this.attributes.preload&&!1!==this.attributes.preload,capLevelToPlayerSize:!0,capLevelController:T.default,debug:{log:function(){for(var t=arguments.length,e=new Array(t),r=0;r<t;r++)e[r]=arguments[r];a.wlog.info.apply(a.wlog,["hlsjs log >"].concat(e))},error:function(){for(var t=arguments.length,e=new Array(t),r=0;r<t;r++)e[r]=arguments[r];a.wlog.notice.apply(a.wlog,["hlsjs error >"].concat(e))},warn:function(){for(var t=arguments.length,e=new Array(t),r=0;r<t;r++)e[r]=arguments[r];a.wlog.notice.apply(a.wlog,["hlsjs warn >"].concat(e))},info:function(){for(var t=arguments.length,e=new Array(t),r=0;r<t;r++)e[r]=arguments[r];a.wlog.info.apply(a.wlog,["hlsjs info >"].concat(e))},debug:function(){for(var t=arguments.length,e=new Array(t),r=0;r<t;r++)e[r]=arguments[r];a.wlog.debug.apply(a.wlog,["hlsjs debug >"].concat(e))}},playlistLoadPolicy:{default:{maxTimeToFirstByteMs:this.attributes.authorization?3e4:1e4,maxLoadTimeMs:2e4,timeoutRetry:{maxNumRetry:2,retryDelayMs:0,maxRetryDelayMs:0},errorRetry:{maxNumRetry:2,retryDelayMs:1e3,maxRetryDelayMs:8e3}}},fragLoadPolicy:{default:{maxTimeToFirstByteMs:this.attributes.isInstantHls?3e4:1e4,maxLoadTimeMs:12e4,timeoutRetry:{maxNumRetry:this.attributes.isInstantHls?2:4,retryDelayMs:0,maxRetryDelayMs:0},errorRetry:{maxNumRetry:this.attributes.isInstantHls?2:6,retryDelayMs:1e3,maxRetryDelayMs:8e3}}},maxBufferSize:6e7,maxFragLookUpTolerance:.2,maxMaxBufferLength:this.getMaxMaxBufferLengthForConfig(),minAutoBitrate:this.determineMinAutoBitrate(),seekHoleNudgeDuration:.1,startPosition:this._startPosition,qualityMin:this.attributes.qualityMin||360,qualityMax:this.attributes.qualityMax||2160}}}],p&&L(r.prototype,p),S&&L(r,S),Object.defineProperty(r,"prototype",{writable:!1}),r;var r,p,S}(S.PlaybackEngine);O(U.prototype,(function(){return this.simpleVideo})),(0,p.default)("HlsVideo",U);const $=U},632:(t,e,r)=>{function i(t){return t&&t.__esModule&&Object.prototype.hasOwnProperty.call(t,"default")?t.default:t}r.d(e,{default:()=>Na});var n,s,a,o,l,u={exports:{}};n=/^(?=((?:[a-zA-Z0-9+\-.]+:)?))\1(?=((?:\/\/[^\/?#]*)?))\2(?=((?:(?:[^?#\/]*\/)*[^;?#\/]*)?))\3((?:;[^?#]*)?)(\?[^#]*)?(#[^]*)?$/,s=/^(?=([^\/?#]*))\1([^]*)$/,a=/(?:\/|^)\.(?=\/)/g,o=/(?:\/|^)\.\.\/(?!\.\.\/)[^\/]*(?=\/)/g,u.exports=l={buildAbsoluteURL:function(t,e,r){if(r=r||{},t=t.trim(),!(e=e.trim())){if(!r.alwaysNormalize)return t;var i=l.parseURL(t);if(!i)throw new Error("Error trying to parse base URL.");return i.path=l.normalizePath(i.path),l.buildURLFromParts(i)}var n=l.parseURL(e);if(!n)throw new Error("Error trying to parse relative URL.");if(n.scheme)return r.alwaysNormalize?(n.path=l.normalizePath(n.path),l.buildURLFromParts(n)):e;var a=l.parseURL(t);if(!a)throw new Error("Error trying to parse base URL.");if(!a.netLoc&&a.path&&"/"!==a.path[0]){var o=s.exec(a.path);a.netLoc=o[1],a.path=o[2]}a.netLoc&&!a.path&&(a.path="/");var u={scheme:a.scheme,netLoc:n.netLoc,path:null,params:n.params,query:n.query,fragment:n.fragment};if(!n.netLoc&&(u.netLoc=a.netLoc,"/"!==n.path[0]))if(n.path){var c=a.path,h=c.substring(0,c.lastIndexOf("/")+1)+n.path;u.path=l.normalizePath(h)}else u.path=a.path,n.params||(u.params=a.params,n.query||(u.query=a.query));return null===u.path&&(u.path=r.alwaysNormalize?l.normalizePath(n.path):n.path),l.buildURLFromParts(u)},parseURL:function(t){var e=n.exec(t);return e?{scheme:e[1]||"",netLoc:e[2]||"",path:e[3]||"",params:e[4]||"",query:e[5]||"",fragment:e[6]||""}:null},normalizePath:function(t){for(t=t.split("").reverse().join("").replace(a,"");t.length!==(t=t.replace(o,"")).length;);return t.split("").reverse().join("")},buildURLFromParts:function(t){return t.scheme+t.netLoc+t.path+t.params+t.query+t.fragment}};var c=u.exports;function h(t,e){var r=Object.keys(t);if(Object.getOwnPropertySymbols){var i=Object.getOwnPropertySymbols(t);e&&(i=i.filter((function(e){return Object.getOwnPropertyDescriptor(t,e).enumerable}))),r.push.apply(r,i)}return r}function d(t){for(var e=1;e<arguments.length;e++){var r=null!=arguments[e]?arguments[e]:{};e%2?h(Object(r),!0).forEach((function(e){g(t,e,r[e])})):Object.getOwnPropertyDescriptors?Object.defineProperties(t,Object.getOwnPropertyDescriptors(r)):h(Object(r)).forEach((function(e){Object.defineProperty(t,e,Object.getOwnPropertyDescriptor(r,e))}))}return t}function f(t){var e=function(t,e){if("object"!=typeof t||!t)return t;var r=t[Symbol.toPrimitive];if(void 0!==r){var i=r.call(t,e||"default");if("object"!=typeof i)return i;throw new TypeError("@@toPrimitive must return a primitive value.")}return("string"===e?String:Number)(t)}(t,"string");return"symbol"==typeof e?e:String(e)}function g(t,e,r){return(e=f(e))in t?Object.defineProperty(t,e,{value:r,enumerable:!0,configurable:!0,writable:!0}):t[e]=r,t}function m(){return m=Object.assign?Object.assign.bind():function(t){for(var e=1;e<arguments.length;e++){var r=arguments[e];for(var i in r)Object.prototype.hasOwnProperty.call(r,i)&&(t[i]=r[i])}return t},m.apply(this,arguments)}const p=Number.isFinite||function(t){return"number"==typeof t&&isFinite(t)},v=Number.isSafeInteger||function(t){return"number"==typeof t&&Math.abs(t)<=y},y=Number.MAX_SAFE_INTEGER||9007199254740991;let E=function(t){return t.MEDIA_ATTACHING="hlsMediaAttaching",t.MEDIA_ATTACHED="hlsMediaAttached",t.MEDIA_DETACHING="hlsMediaDetaching",t.MEDIA_DETACHED="hlsMediaDetached",t.BUFFER_RESET="hlsBufferReset",t.BUFFER_CODECS="hlsBufferCodecs",t.BUFFER_CREATED="hlsBufferCreated",t.BUFFER_APPENDING="hlsBufferAppending",t.BUFFER_APPENDED="hlsBufferAppended",t.BUFFER_EOS="hlsBufferEos",t.BUFFER_FLUSHING="hlsBufferFlushing",t.BUFFER_FLUSHED="hlsBufferFlushed",t.MANIFEST_LOADING="hlsManifestLoading",t.MANIFEST_LOADED="hlsManifestLoaded",t.MANIFEST_PARSED="hlsManifestParsed",t.LEVEL_SWITCHING="hlsLevelSwitching",t.LEVEL_SWITCHED="hlsLevelSwitched",t.LEVEL_LOADING="hlsLevelLoading",t.LEVEL_LOADED="hlsLevelLoaded",t.LEVEL_UPDATED="hlsLevelUpdated",t.LEVEL_PTS_UPDATED="hlsLevelPtsUpdated",t.LEVELS_UPDATED="hlsLevelsUpdated",t.AUDIO_TRACKS_UPDATED="hlsAudioTracksUpdated",t.AUDIO_TRACK_SWITCHING="hlsAudioTrackSwitching",t.AUDIO_TRACK_SWITCHED="hlsAudioTrackSwitched",t.AUDIO_TRACK_LOADING="hlsAudioTrackLoading",t.AUDIO_TRACK_LOADED="hlsAudioTrackLoaded",t.SUBTITLE_TRACKS_UPDATED="hlsSubtitleTracksUpdated",t.SUBTITLE_TRACKS_CLEARED="hlsSubtitleTracksCleared",t.SUBTITLE_TRACK_SWITCH="hlsSubtitleTrackSwitch",t.SUBTITLE_TRACK_LOADING="hlsSubtitleTrackLoading",t.SUBTITLE_TRACK_LOADED="hlsSubtitleTrackLoaded",t.SUBTITLE_FRAG_PROCESSED="hlsSubtitleFragProcessed",t.CUES_PARSED="hlsCuesParsed",t.NON_NATIVE_TEXT_TRACKS_FOUND="hlsNonNativeTextTracksFound",t.INIT_PTS_FOUND="hlsInitPtsFound",t.FRAG_LOADING="hlsFragLoading",t.FRAG_LOAD_EMERGENCY_ABORTED="hlsFragLoadEmergencyAborted",t.FRAG_LOADED="hlsFragLoaded",t.FRAG_DECRYPTED="hlsFragDecrypted",t.FRAG_PARSING_INIT_SEGMENT="hlsFragParsingInitSegment",t.FRAG_PARSING_USERDATA="hlsFragParsingUserdata",t.FRAG_PARSING_METADATA="hlsFragParsingMetadata",t.FRAG_PARSED="hlsFragParsed",t.FRAG_BUFFERED="hlsFragBuffered",t.FRAG_CHANGED="hlsFragChanged",t.FPS_DROP="hlsFpsDrop",t.FPS_DROP_LEVEL_CAPPING="hlsFpsDropLevelCapping",t.MAX_AUTO_LEVEL_UPDATED="hlsMaxAutoLevelUpdated",t.ERROR="hlsError",t.DESTROYING="hlsDestroying",t.KEY_LOADING="hlsKeyLoading",t.KEY_LOADED="hlsKeyLoaded",t.LIVE_BACK_BUFFER_REACHED="hlsLiveBackBufferReached",t.BACK_BUFFER_REACHED="hlsBackBufferReached",t.STEERING_MANIFEST_LOADED="hlsSteeringManifestLoaded",t}({}),T=function(t){return t.NETWORK_ERROR="networkError",t.MEDIA_ERROR="mediaError",t.KEY_SYSTEM_ERROR="keySystemError",t.MUX_ERROR="muxError",t.OTHER_ERROR="otherError",t}({}),b=function(t){return t.KEY_SYSTEM_NO_KEYS="keySystemNoKeys",t.KEY_SYSTEM_NO_ACCESS="keySystemNoAccess",t.KEY_SYSTEM_NO_SESSION="keySystemNoSession",t.KEY_SYSTEM_NO_CONFIGURED_LICENSE="keySystemNoConfiguredLicense",t.KEY_SYSTEM_LICENSE_REQUEST_FAILED="keySystemLicenseRequestFailed",t.KEY_SYSTEM_SERVER_CERTIFICATE_REQUEST_FAILED="keySystemServerCertificateRequestFailed",t.KEY_SYSTEM_SERVER_CERTIFICATE_UPDATE_FAILED="keySystemServerCertificateUpdateFailed",t.KEY_SYSTEM_SESSION_UPDATE_FAILED="keySystemSessionUpdateFailed",t.KEY_SYSTEM_STATUS_OUTPUT_RESTRICTED="keySystemStatusOutputRestricted",t.KEY_SYSTEM_STATUS_INTERNAL_ERROR="keySystemStatusInternalError",t.MANIFEST_LOAD_ERROR="manifestLoadError",t.MANIFEST_LOAD_TIMEOUT="manifestLoadTimeOut",t.MANIFEST_PARSING_ERROR="manifestParsingError",t.MANIFEST_INCOMPATIBLE_CODECS_ERROR="manifestIncompatibleCodecsError",t.LEVEL_EMPTY_ERROR="levelEmptyError",t.LEVEL_LOAD_ERROR="levelLoadError",t.LEVEL_LOAD_TIMEOUT="levelLoadTimeOut",t.LEVEL_PARSING_ERROR="levelParsingError",t.LEVEL_SWITCH_ERROR="levelSwitchError",t.AUDIO_TRACK_LOAD_ERROR="audioTrackLoadError",t.AUDIO_TRACK_LOAD_TIMEOUT="audioTrackLoadTimeOut",t.SUBTITLE_LOAD_ERROR="subtitleTrackLoadError",t.SUBTITLE_TRACK_LOAD_TIMEOUT="subtitleTrackLoadTimeOut",t.FRAG_LOAD_ERROR="fragLoadError",t.FRAG_LOAD_TIMEOUT="fragLoadTimeOut",t.FRAG_DECRYPT_ERROR="fragDecryptError",t.FRAG_PARSING_ERROR="fragParsingError",t.FRAG_GAP="fragGap",t.REMUX_ALLOC_ERROR="remuxAllocError",t.KEY_LOAD_ERROR="keyLoadError",t.KEY_LOAD_TIMEOUT="keyLoadTimeOut",t.BUFFER_ADD_CODEC_ERROR="bufferAddCodecError",t.BUFFER_INCOMPATIBLE_CODECS_ERROR="bufferIncompatibleCodecsError",t.BUFFER_APPEND_ERROR="bufferAppendError",t.BUFFER_APPENDING_ERROR="bufferAppendingError",t.BUFFER_STALLED_ERROR="bufferStalledError",t.BUFFER_FULL_ERROR="bufferFullError",t.BUFFER_SEEK_OVER_HOLE="bufferSeekOverHole",t.BUFFER_NUDGE_ON_STALL="bufferNudgeOnStall",t.INTERNAL_EXCEPTION="internalException",t.INTERNAL_ABORTED="aborted",t.UNKNOWN="unknown",t}({});const 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this._startDate}get endDate(){if(this._endDate)return this._endDate;const t=this.duration;return null!==t?new Date(this._startDate.getTime()+1e3*t):null}get duration(){if("DURATION"in this.attr){const t=this.attr.decimalFloatingPoint("DURATION");if(p(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 isValid(){return!!this.id&&!this._badValueForSameId&&p(this.startDate.getTime())&&(null===this.duration||this.duration>=0)&&(!this.endOnNext||!!this.class)}}class P{constructor(){this.aborted=!1,this.loaded=0,this.retry=0,this.total=0,this.chunkCount=0,this.bwEstimate=0,this.loading={start:0,first:0,end:0},this.parsing={start:0,end:0},this.buffering={start:0,first:0,end:0}}}var x="audio",O="video",M="audiovideo";class F{constructor(t){this._byteRange=null,this._url=null,this.baseurl=void 0,this.relurl=void 0,this.elementaryStreams={[x]:null,[O]:null,[M]:null},this.baseurl=t}setByteRange(t,e){const r=t.split("@",2);let i;i=1===r.length?(null==e?void 0:e.byteRangeEndOffset)||0:parseInt(r[1]),this._byteRange=[i,parseInt(r[0])+i]}get byteRange(){return this._byteRange?this._byteRange:[]}get byteRangeStartOffset(){return this.byteRange[0]}get byteRangeEndOffset(){return this.byteRange[1]}get url(){return!this._url&&this.baseurl&&this.relurl&&(this._url=c.buildAbsoluteURL(this.baseurl,this.relurl,{alwaysNormalize:!0})),this._url||""}set url(t){this._url=t}}class N extends F{constructor(t,e){super(e),this._decryptdata=null,this.rawProgramDateTime=null,this.programDateTime=null,this.tagList=[],this.duration=0,this.sn=0,this.levelkeys=void 0,this.type=void 0,this.loader=null,this.keyLoader=null,this.level=-1,this.cc=0,this.startPTS=void 0,this.endPTS=void 0,this.startDTS=void 0,this.endDTS=void 0,this.start=0,this.deltaPTS=void 0,this.maxStartPTS=void 0,this.minEndPTS=void 0,this.stats=new P,this.data=void 0,this.bitrateTest=!1,this.title=null,this.initSegment=null,this.endList=void 0,this.gap=void 0,this.urlId=0,this.type=t}get decryptdata(){const{levelkeys:t}=this;if(!t&&!this._decryptdata)return null;if(!this._decryptdata&&this.levelkeys&&!this.levelkeys.NONE){const t=this.levelkeys.identity;if(t)this._decryptdata=t.getDecryptData(this.sn);else{const t=Object.keys(this.levelkeys);if(1===t.length)return this._decryptdata=this.levelkeys[t[0]].getDecryptData(this.sn)}}return this._decryptdata}get end(){return this.start+this.duration}get endProgramDateTime(){if(null===this.programDateTime)return null;if(!p(this.programDateTime))return null;const t=p(this.duration)?this.duration:0;return this.programDateTime+1e3*t}get encrypted(){var t;if(null!=(t=this._decryptdata)&&t.encrypted)return!0;if(this.levelkeys){const t=Object.keys(this.levelkeys),e=t.length;if(e>1||1===e&&this.levelkeys[t[0]].encrypted)return!0}return!1}setKeyFormat(t){if(this.levelkeys){const e=this.levelkeys[t];e&&!this._decryptdata&&(this._decryptdata=e.getDecryptData(this.sn))}}abortRequests(){var t,e;null==(t=this.loader)||t.abort(),null==(e=this.keyLoader)||e.abort()}setElementaryStreamInfo(t,e,r,i,n,s=!1){const{elementaryStreams:a}=this,o=a[t];o?(o.startPTS=Math.min(o.startPTS,e),o.endPTS=Math.max(o.endPTS,r),o.startDTS=Math.min(o.startDTS,i),o.endDTS=Math.max(o.endDTS,n)):a[t]={startPTS:e,endPTS:r,startDTS:i,endDTS:n,partial:s}}clearElementaryStreamInfo(){const{elementaryStreams:t}=this;t[x]=null,t[O]=null,t[M]=null}}class B extends F{constructor(t,e,r,i,n){super(r),this.fragOffset=0,this.duration=0,this.gap=!1,this.independent=!1,this.relurl=void 0,this.fragment=void 0,this.index=void 0,this.stats=new 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e=u[t];if(e||c){c="."+e.toString(16).toUpperCase()+c}}n+=c;break}case"dvh1":case"dvhe":{const t=Ot(r,["dvcC"])[0],e=t[2]>>1&127,i=t[2]<<5&32|t[3]>>3&31;n+="."+$t(e)+"."+$t(i);break}case"vp09":{const t=Ot(r,["vpcC"])[0],e=t[4],i=t[5],s=t[6]>>4&15;n+="."+$t(e)+"."+$t(i)+"."+$t(s);break}case"av01":{const t=Ot(r,["av1C"])[0],e=t[1]>>>5,i=31&t[1],s=t[2]>>>7?"H":"M",a=(64&t[2])>>6,o=(32&t[2])>>5,l=2===e&&a?o?12:10:a?10:8,u=(16&t[2])>>4,c=(8&t[2])>>3,h=(4&t[2])>>2,d=3&t[2],f=1,g=1,m=1,p=0;n+="."+e+"."+$t(i)+s+"."+$t(l)+"."+u+"."+c+h+d+"."+$t(f)+"."+$t(g)+"."+$t(m)+"."+p;break}}return{codec:n,encrypted:s}}function Bt(t,e){const r=e+5;for(;128&t[e++]&&e<r;);return e}function Ut(t){return("0"+t.toString(16).toUpperCase()).slice(-2)}function $t(t){return(t<10?"0":"")+t}function Gt(t){const e=Ot(t,["schm"])[0];if(e){const r=_t(e.subarray(4,8));if("cbcs"===r||"cenc"===r)return Ot(t,["schi","tenc"])[0]}return null}function Ht(t){const e=Ct(t,0);let r=8;1&e&&(r+=4),4&e&&(r+=4);let i=0;const n=Ct(t,4);for(let s=0;s<n;s++){if(256&e){i+=Ct(t,r),r+=4}512&e&&(r+=4),1024&e&&(r+=4),2048&e&&(r+=4)}return i}function Wt(t,e){const r=new Uint8Array(t.length+e.length);return r.set(t),r.set(e,t.length),r}function Vt(t,e){const r=[],i=e.samples,n=e.timescale,s=e.id;let a=!1;return Ot(i,["moof"]).map((o=>{const l=o.byteOffset-8;Ot(o,["traf"]).map((o=>{const u=Ot(o,["tfdt"]).map((t=>{const e=t[0];let r=Ct(t,4);return 1===e&&(r*=Math.pow(2,32),r+=Ct(t,8)),r/n}))[0];return void 0!==u&&(t=u),Ot(o,["tfhd"]).map((u=>{const c=Ct(u,4),h=16777215&Ct(u,0);let d=0;const f=!!(16&h);let g=0;const m=!!(32&h);let p=8;c===s&&(!!(1&h)&&(p+=8),!!(2&h)&&(p+=4),!!(8&h)&&(d=Ct(u,p),p+=4),f&&(g=Ct(u,p),p+=4),m&&(p+=4),"video"===e.type&&(a=function(t){if(!t)return!1;const e=t.indexOf("."),r=e<0?t:t.substring(0,e);return"hvc1"===r||"hev1"===r||"dvh1"===r||"dvhe"===r}(e.codec)),Ot(o,["trun"]).map((s=>{const o=s[0],u=16777215&Ct(s,0),c=!!(1&u);let h=0;const f=!!(4&u),m=!!(256&u);let p=0;const v=!!(512&u);let y=0;const E=!!(1024&u),T=!!(2048&u);let b=0;const S=Ct(s,4);let L=8;c&&(h=Ct(s,L),L+=4),f&&(L+=4);let A=h+l;for(let l=0;l<S;l++){if(m?(p=Ct(s,L),L+=4):p=d,v?(y=Ct(s,L),L+=4):y=g,E&&(L+=4),T&&(b=0===o?Ct(s,L):Pt(s,L),L+=4),e.type===O){let e=0;for(;e<y;){const s=Ct(i,A);if(A+=4,jt(a,i[A])){Kt(i.subarray(A,A+s),a?2:1,t+b/n,r)}A+=s,e+=s+4}}t+=p/n}})))}))}))})),r}function jt(t,e){if(t){const t=e>>1&63;return 39===t||40===t}return 6===(31&e)}function Kt(t,e,r,i){const n=Yt(t);let s=0;s+=e;let a=0,o=0,l=0;for(;s<n.length;){a=0;do{if(s>=n.length)break;l=n[s++],a+=l}while(255===l);o=0;do{if(s>=n.length)break;l=n[s++],o+=l}while(255===l);const t=n.length-s;let e=s;if(o<t)s+=o;else if(o>t){k.error(`Malformed SEI payload. ${o} is too small, only ${t} bytes left to parse.`);break}if(4===a){if(181===n[e++]){const t=Dt(n,e);if(e+=2,49===t){const t=Ct(n,e);if(e+=4,1195456820===t){const t=n[e++];if(3===t){const s=n[e++],o=64&s,l=o?2+3*(31&s):0,u=new Uint8Array(l);if(o){u[0]=s;for(let t=1;t<l;t++)u[t]=n[e++]}i.push({type:t,payloadType:a,pts:r,bytes:u})}}}}}else if(5===a&&o>16){const t=[];for(let r=0;r<16;r++){const i=n[e++].toString(16);t.push(1==i.length?"0"+i:i),3!==r&&5!==r&&7!==r&&9!==r||t.push("-")}const s=o-16,l=new Uint8Array(s);for(let t=0;t<s;t++)l[t]=n[e++];i.push({payloadType:a,pts:r,uuid:t.join(""),userData:bt(l),userDataBytes:l})}}}function Yt(t){const e=t.byteLength,r=[];let i=1;for(;i<e-2;)0===t[i]&&0===t[i+1]&&3===t[i+2]?(r.push(i+2),i+=2):i++;if(0===r.length)return t;const n=e-r.length,s=new Uint8Array(n);let a=0;for(i=0;i<n;a++,i++)a===r[0]&&(a++,r.shift()),s[i]=t[a];return s}function qt(t,e,r){if(16!==t.byteLength)throw new RangeError("Invalid system id");let i,n,s;if(e){i=1,n=new Uint8Array(16*e.length);for(let t=0;t<e.length;t++){const r=e[t];if(16!==r.byteLength)throw new RangeError("Invalid key");n.set(r,16*t)}}else i=0,n=new Uint8Array;i>0?(s=new Uint8Array(4),e.length>0&&new DataView(s.buffer).setUint32(0,e.length,!1)):s=new Uint8Array;const 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clearKeyUriToKeyIdMap(){Xt={}}constructor(t,e,r,i=[1],n=null){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=r,this.keyFormatVersions=i,this.iv=n,this.encrypted=!!t&&"NONE"!==t,this.isCommonEncryption=this.encrypted&&"AES-128"!==t}isSupported(){if(this.method){if("AES-128"===this.method||"NONE"===this.method)return!0;if("identity"===this.keyFormat)return"SAMPLE-AES"===this.method;switch(this.keyFormat){case K:case q:case Y:case j:return-1!==["ISO-23001-7","SAMPLE-AES","SAMPLE-AES-CENC","SAMPLE-AES-CTR"].indexOf(this.method)}}return!1}getDecryptData(t){if(!this.encrypted||!this.uri)return null;if("AES-128"===this.method&&this.uri&&!this.iv){"number"!=typeof t&&("AES-128"!==this.method||this.iv||k.warn(`missing IV for initialization segment with method="${this.method}" - compliance issue`),t=0);const e=function(t){const e=new Uint8Array(16);for(let r=12;r<16;r++)e[r]=t>>8*(15-r)&255;return e}(t);return new Qt(this.method,this.uri,"identity",this.keyFormatVersions,e)}const e=G(this.uri);if(e)switch(this.keyFormat){case q:this.pssh=e,e.length>=22&&(this.keyId=e.subarray(e.length-22,e.length-6));break;case Y:{const t=new Uint8Array([154,4,240,121,152,64,66,134,171,146,230,91,224,136,95,149]);this.pssh=qt(t,null,e),this.keyId=st(e);break}default:{let t=e.subarray(0,16);if(16!==t.length){const e=new Uint8Array(16);e.set(t,16-t.length),t=e}this.keyId=t;break}}if(!this.keyId||16!==this.keyId.byteLength){let t=Xt[this.uri];if(!t){const e=Object.keys(Xt).length%Number.MAX_SAFE_INTEGER;t=new Uint8Array(16);new DataView(t.buffer,12,4).setUint32(0,e),Xt[this.uri]=t}this.keyId=t}return this}}const Jt=/\{\$([a-zA-Z0-9-_]+)\}/g;function Zt(t){return Jt.test(t)}function te(t,e,r){if(null!==t.variableList||t.hasVariableRefs)for(let i=r.length;i--;){const n=r[i],s=e[n];s&&(e[n]=ee(t,s))}}function ee(t,e){if(null!==t.variableList||t.hasVariableRefs){const r=t.variableList;return e.replace(Jt,(e=>{const i=e.substring(2,e.length-1),n=null==r?void 0:r[i];return void 0===n?(t.playlistParsingError||(t.playlistParsingError=new Error(`Missing preceding EXT-X-DEFINE tag for Variable Reference: "${i}"`)),e):n}))}return e}function re(t,e,r){let i,n,s=t.variableList;if(s||(t.variableList=s={}),"QUERYPARAM"in e){i=e.QUERYPARAM;try{const t=new self.URL(r).searchParams;if(!t.has(i))throw new Error(`"${i}" does not match any query parameter in URI: "${r}"`);n=t.get(i)}catch(e){t.playlistParsingError||(t.playlistParsingError=new Error(`EXT-X-DEFINE QUERYPARAM: ${e.message}`))}}else i=e.NAME,n=e.VALUE;i in s?t.playlistParsingError||(t.playlistParsingError=new Error(`EXT-X-DEFINE duplicate Variable Name declarations: "${i}"`)):s[i]=n||""}function ie(t,e,r){const i=e.IMPORT;if(r&&i in r){let e=t.variableList;e||(t.variableList=e={}),e[i]=r[i]}else t.playlistParsingError||(t.playlistParsingError=new Error(`EXT-X-DEFINE IMPORT attribute not found in Multivariant Playlist: "${i}"`))}function ne(t=!0){if("undefined"==typeof self)return;return(t||!self.MediaSource)&&self.ManagedMediaSource||self.MediaSource||self.WebKitMediaSource}const se={audio:{a3ds:1,"ac-3":.95,"ac-4":1,alac:.9,alaw:1,dra1:1,"dts+":1,"dts-":1,dtsc:1,dtse:1,dtsh:1,"ec-3":.9,enca:1,fLaC:.9,flac:.9,FLAC:.9,g719:1,g726:1,m4ae:1,mha1:1,mha2:1,mhm1:1,mhm2:1,mlpa:1,mp4a:1,"raw ":1,Opus:1,opus:1,samr:1,sawb:1,sawp:1,sevc:1,sqcp:1,ssmv:1,twos:1,ulaw:1},video:{avc1:1,avc2:1,avc3:1,avc4:1,avcp:1,av01:.8,drac:1,dva1:1,dvav:1,dvh1:.7,dvhe:.7,encv:1,hev1:.75,hvc1:.75,mjp2:1,mp4v:1,mvc1:1,mvc2:1,mvc3:1,mvc4:1,resv:1,rv60:1,s263:1,svc1:1,svc2:1,"vc-1":1,vp08:1,vp09:.9},text:{stpp:1,wvtt:1}};function ae(t,e,r=!0){return!t.split(",").some((t=>!oe(t,e,r)))}function oe(t,e,r=!0){var i;const n=ne(r);return null!=(i=null==n?void 0:n.isTypeSupported(le(t,e)))&&i}function le(t,e){return`${e}/mp4;codecs="${t}"`}function ue(t){if(t){const e=t.substring(0,4);return se.video[e]}return 2}function ce(t){return t.split(",").reduce(((t,e)=>{const r=se.video[e];return r?(2*r+t)/(t?3:2):(se.audio[e]+t)/(t?2:1)}),0)}const he={};const de=/flac|opus/i;function fe(t,e=!0){return t.replace(de,(t=>function(t,e=!0){if(he[t])return he[t];const r={flac:["flac","fLaC","FLAC"],opus:["opus","Opus"]}[t];for(let i=0;i<r.length;i++)if(oe(r[i],"audio",e))return he[t]=r[i],r[i];return t}(t.toLowerCase(),e)))}function ge(t,e){return t&&"mp4a"!==t?t:e?e.split(",")[0]:e}const me=/#EXT-X-STREAM-INF:([^\r\n]*)(?:[\r\n](?:#[^\r\n]*)?)*([^\r\n]+)|#EXT-X-(SESSION-DATA|SESSION-KEY|DEFINE|CONTENT-STEERING|START):([^\r\n]*)[\r\n]+/g,pe=/#EXT-X-MEDIA:(.*)/g,ve=/^#EXT(?:INF|-X-TARGETDURATION):/m,ye=new RegExp([/#EXTINF:\s*(\d*(?:\.\d+)?)(?:,(.*)\s+)?/.source,/(?!#) *(\S[^\r\n]*)/.source,/#EXT-X-BYTERANGE:*(.+)/.source,/#EXT-X-PROGRAM-DATE-TIME:(.+)/.source,/#.*/.source].join("|"),"g"),Ee=new RegExp([/#(EXTM3U)/.source,/#EXT-X-(DATERANGE|DEFINE|KEY|MAP|PART|PART-INF|PLAYLIST-TYPE|PRELOAD-HINT|RENDITION-REPORT|SERVER-CONTROL|SKIP|START):(.+)/.source,/#EXT-X-(BITRATE|DISCONTINUITY-SEQUENCE|MEDIA-SEQUENCE|TARGETDURATION|VERSION): *(\d+)/.source,/#EXT-X-(DISCONTINUITY|ENDLIST|GAP|INDEPENDENT-SEGMENTS)/.source,/(#)([^:]*):(.*)/.source,/(#)(.*)(?:.*)\r?\n?/.source].join("|"));class Te{static findGroup(t,e){for(let r=0;r<t.length;r++){const i=t[r];if(i.id===e)return i}}static resolve(t,e){return c.buildAbsoluteURL(e,t,{alwaysNormalize:!0})}static isMediaPlaylist(t){return ve.test(t)}static parseMasterPlaylist(t,e){const r={contentSteering:null,levels:[],playlistParsingError:null,sessionData:null,sessionKeys:null,startTimeOffset:null,variableList:null,hasVariableRefs:Zt(t)},i=[];let n;for(me.lastIndex=0;null!=(n=me.exec(t));)if(n[1]){var s;const t=new D(n[1]);te(r,t,["CODECS","SUPPLEMENTAL-CODECS","ALLOWED-CPC","PATHWAY-ID","STABLE-VARIANT-ID","AUDIO","VIDEO","SUBTITLES","CLOSED-CAPTIONS","NAME"]);const a=ee(r,n[2]),o={attrs:t,bitrate:t.decimalInteger("BANDWIDTH")||t.decimalInteger("AVERAGE-BANDWIDTH"),name:t.NAME,url:Te.resolve(a,e)},l=t.decimalResolution("RESOLUTION");l&&(o.width=l.width,o.height=l.height),Le(t.CODECS,o),null!=(s=o.unknownCodecs)&&s.length||i.push(o),r.levels.push(o)}else if(n[3]){const t=n[3],i=n[4];switch(t){case"SESSION-DATA":{const t=new D(i);te(r,t,["DATA-ID","LANGUAGE","VALUE","URI"]);const e=t["DATA-ID"];e&&(null===r.sessionData&&(r.sessionData={}),r.sessionData[e]=t);break}case"SESSION-KEY":{const t=be(i,e,r);t.encrypted&&t.isSupported()?(null===r.sessionKeys&&(r.sessionKeys=[]),r.sessionKeys.push(t)):k.warn(`[Keys] Ignoring invalid EXT-X-SESSION-KEY tag: "${i}"`);break}case"DEFINE":{const t=new D(i);te(r,t,["NAME","VALUE","QUERYPARAM"]),re(r,t,e)}break;case"CONTENT-STEERING":{const t=new D(i);te(r,t,["SERVER-URI","PATHWAY-ID"]),r.contentSteering={uri:Te.resolve(t["SERVER-URI"],e),pathwayId:t["PATHWAY-ID"]||"."};break}case"START":r.startTimeOffset=Se(i)}}const a=i.length>0&&i.length<r.levels.length;return r.levels=a?i:r.levels,0===r.levels.length&&(r.playlistParsingError=new Error("no levels found in manifest")),r}static parseMasterPlaylistMedia(t,e,r){let i;const n={},s=r.levels,a={AUDIO:s.map((t=>({id:t.attrs.AUDIO,audioCodec:t.audioCodec}))),SUBTITLES:s.map((t=>({id:t.attrs.SUBTITLES,textCodec:t.textCodec}))),"CLOSED-CAPTIONS":[]};let o=0;for(pe.lastIndex=0;null!==(i=pe.exec(t));){const t=new D(i[1]),s=t.TYPE;if(s){const i=a[s],l=n[s]||[];n[s]=l,te(r,t,["URI","GROUP-ID","LANGUAGE","ASSOC-LANGUAGE","STABLE-RENDITION-ID","NAME","INSTREAM-ID","CHARACTERISTICS","CHANNELS"]);const u=t.LANGUAGE,c=t["ASSOC-LANGUAGE"],h=t.CHANNELS,d=t.CHARACTERISTICS,f=t["INSTREAM-ID"],g={attrs:t,bitrate:0,id:o++,groupId:t["GROUP-ID"]||"",name:t.NAME||u||"",type:s,default:t.bool("DEFAULT"),autoselect:t.bool("AUTOSELECT"),forced:t.bool("FORCED"),lang:u,url:t.URI?Te.resolve(t.URI,e):""};if(c&&(g.assocLang=c),h&&(g.channels=h),d&&(g.characteristics=d),f&&(g.instreamId=f),null!=i&&i.length){const t=Te.findGroup(i,g.groupId)||i[0];Ae(g,t,"audioCodec"),Ae(g,t,"textCodec")}l.push(g)}}return n}static parseLevelPlaylist(t,e,r,i,n,s){const a=new U(e),o=a.fragments;let l,u,c,h=null,d=0,f=0,g=0,v=0,y=null,E=new N(i,e),T=-1,b=!1,S=null;for(ye.lastIndex=0,a.m3u8=t,a.hasVariableRefs=Zt(t);null!==(l=ye.exec(t));){b&&(b=!1,E=new N(i,e),E.start=g,E.sn=d,E.cc=v,E.level=r,h&&(E.initSegment=h,E.rawProgramDateTime=h.rawProgramDateTime,h.rawProgramDateTime=null,S&&(E.setByteRange(S),S=null)));const t=l[1];if(t){E.duration=parseFloat(t);const e=(" "+l[2]).slice(1);E.title=e||null,E.tagList.push(e?["INF",t,e]:["INF",t])}else if(l[3]){if(p(E.duration)){E.start=g,c&&Re(E,c,a),E.sn=d,E.level=r,E.cc=v,o.push(E);const t=(" "+l[3]).slice(1);E.relurl=ee(a,t),we(E,y),y=E,g+=E.duration,d++,f=0,b=!0}}else if(l[4]){const t=(" "+l[4]).slice(1);y?E.setByteRange(t,y):E.setByteRange(t)}else if(l[5])E.rawProgramDateTime=(" "+l[5]).slice(1),E.tagList.push(["PROGRAM-DATE-TIME",E.rawProgramDateTime]),-1===T&&(T=o.length);else{if(l=l[0].match(Ee),!l){k.warn("No matches on slow regex match for level playlist!");continue}for(u=1;u<l.length&&void 0===l[u];u++);const t=(" "+l[u]).slice(1),n=(" "+l[u+1]).slice(1),g=l[u+2]?(" "+l[u+2]).slice(1):"";switch(t){case"PLAYLIST-TYPE":a.type=n.toUpperCase();break;case"MEDIA-SEQUENCE":d=a.startSN=parseInt(n);break;case"SKIP":{const t=new D(n);te(a,t,["RECENTLY-REMOVED-DATERANGES"]);const e=t.decimalInteger("SKIPPED-SEGMENTS");if(p(e)){a.skippedSegments=e;for(let t=e;t--;)o.unshift(null);d+=e}const r=t.enumeratedString("RECENTLY-REMOVED-DATERANGES");r&&(a.recentlyRemovedDateranges=r.split("\t"));break}case"TARGETDURATION":a.targetduration=Math.max(parseInt(n),1);break;case"VERSION":a.version=parseInt(n);break;case"INDEPENDENT-SEGMENTS":case"EXTM3U":break;case"ENDLIST":a.live=!1;break;case"#":(n||g)&&E.tagList.push(g?[n,g]:[n]);break;case"DISCONTINUITY":v++,E.tagList.push(["DIS"]);break;case"GAP":E.gap=!0,E.tagList.push([t]);break;case"BITRATE":E.tagList.push([t,n]);break;case"DATERANGE":{const t=new D(n);te(a,t,["ID","CLASS","START-DATE","END-DATE","SCTE35-CMD","SCTE35-OUT","SCTE35-IN"]),te(a,t,t.clientAttrs);const e=new I(t,a.dateRanges[t.ID]);e.isValid||a.skippedSegments?a.dateRanges[e.id]=e:k.warn(`Ignoring invalid DATERANGE tag: "${n}"`),E.tagList.push(["EXT-X-DATERANGE",n]);break}case"DEFINE":{const t=new D(n);te(a,t,["NAME","VALUE","IMPORT","QUERYPARAM"]),"IMPORT"in t?ie(a,t,s):re(a,t,e)}break;case"DISCONTINUITY-SEQUENCE":v=parseInt(n);break;case"KEY":{const t=be(n,e,a);if(t.isSupported()){if("NONE"===t.method){c=void 0;break}c||(c={}),c[t.keyFormat]&&(c=m({},c)),c[t.keyFormat]=t}else k.warn(`[Keys] Ignoring invalid EXT-X-KEY tag: "${n}"`);break}case"START":a.startTimeOffset=Se(n);break;case"MAP":{const t=new D(n);if(te(a,t,["BYTERANGE","URI"]),E.duration){const n=new N(i,e);ke(n,t,r,c),h=n,E.initSegment=h,h.rawProgramDateTime&&!E.rawProgramDateTime&&(E.rawProgramDateTime=h.rawProgramDateTime)}else{const e=E.byteRangeEndOffset;if(e){const t=E.byteRangeStartOffset;S=`${e-t}@${t}`}else S=null;ke(E,t,r,c),h=E,b=!0}break}case"SERVER-CONTROL":{const t=new D(n);a.canBlockReload=t.bool("CAN-BLOCK-RELOAD"),a.canSkipUntil=t.optionalFloat("CAN-SKIP-UNTIL",0),a.canSkipDateRanges=a.canSkipUntil>0&&t.bool("CAN-SKIP-DATERANGES"),a.partHoldBack=t.optionalFloat("PART-HOLD-BACK",0),a.holdBack=t.optionalFloat("HOLD-BACK",0);break}case"PART-INF":{const t=new D(n);a.partTarget=t.decimalFloatingPoint("PART-TARGET");break}case"PART":{let t=a.partList;t||(t=a.partList=[]);const r=f>0?t[t.length-1]:void 0,i=f++,s=new D(n);te(a,s,["BYTERANGE","URI"]);const o=new B(s,E,e,i,r);t.push(o),E.duration+=o.duration;break}case"PRELOAD-HINT":{const t=new D(n);te(a,t,["URI"]),a.preloadHint=t;break}case"RENDITION-REPORT":{const t=new D(n);te(a,t,["URI"]),a.renditionReports=a.renditionReports||[],a.renditionReports.push(t);break}default:k.warn(`line parsed but not handled: ${l}`)}}}y&&!y.relurl?(o.pop(),g-=y.duration,a.partList&&(a.fragmentHint=y)):a.partList&&(we(E,y),E.cc=v,a.fragmentHint=E,c&&Re(E,c,a));const L=o.length,A=o[0],w=o[L-1];if(g+=a.skippedSegments*a.targetduration,g>0&&L&&w){a.averagetargetduration=g/L;const t=w.sn;a.endSN="initSegment"!==t?t:0,a.live||(w.endList=!0),A&&(a.startCC=A.cc)}else a.endSN=0,a.startCC=0;return a.fragmentHint&&(g+=a.fragmentHint.duration),a.totalduration=g,a.endCC=v,T>0&&function(t,e){let r=t[e];for(let i=e;i--;){const e=t[i];if(!e)return;e.programDateTime=r.programDateTime-1e3*e.duration,r=e}}(o,T),a}}function be(t,e,r){var i,n;const s=new D(t);te(r,s,["KEYFORMAT","KEYFORMATVERSIONS","URI","IV","URI"]);const a=null!=(i=s.METHOD)?i:"",o=s.URI,l=s.hexadecimalInteger("IV"),u=s.KEYFORMATVERSIONS,c=null!=(n=s.KEYFORMAT)?n:"identity";o&&s.IV&&!l&&k.error(`Invalid IV: ${s.IV}`);const h=o?Te.resolve(o,e):"",d=(u||"1").split("/").map(Number).filter(Number.isFinite);return new Qt(a,h,c,d,l)}function Se(t){const e=new D(t).decimalFloatingPoint("TIME-OFFSET");return p(e)?e:null}function Le(t,e){let r=(t||"").split(/[ ,]+/).filter((t=>t));["video","audio","text"].forEach((t=>{const i=r.filter((e=>function(t,e){const r=se[e];return!!r&&!!r[t.slice(0,4)]}(e,t)));i.length&&(e[`${t}Codec`]=i.join(","),r=r.filter((t=>-1===i.indexOf(t))))})),e.unknownCodecs=r}function Ae(t,e,r){const i=e[r];i&&(t[r]=i)}function we(t,e){t.rawProgramDateTime?t.programDateTime=Date.parse(t.rawProgramDateTime):null!=e&&e.programDateTime&&(t.programDateTime=e.endProgramDateTime),p(t.programDateTime)||(t.programDateTime=null,t.rawProgramDateTime=null)}function ke(t,e,r,i){t.relurl=e.URI,e.BYTERANGE&&t.setByteRange(e.BYTERANGE),t.level=r,t.sn="initSegment",i&&(t.levelkeys=i),t.initSegment=null}function Re(t,e,r){t.levelkeys=e;const{encryptedFragments:i}=r;i.length&&i[i.length-1].levelkeys===e||!Object.keys(e).some((t=>e[t].isCommonEncryption))||i.push(t)}var _e="manifest",De="level",Ce="audioTrack",Ie="subtitleTrack",Pe="main",xe="audio",Oe="subtitle";function Me(t){const{type:e}=t;switch(e){case Ce:return xe;case Ie:return Oe;default:return Pe}}function Fe(t,e){let r=t.url;return void 0!==r&&0!==r.indexOf("data:")||(r=e.url),r}class Ne{constructor(t){this.hls=void 0,this.loaders=Object.create(null),this.variableList=null,this.hls=t,this.registerListeners()}startLoad(t){}stopLoad(){this.destroyInternalLoaders()}registerListeners(){const{hls:t}=this;t.on(E.MANIFEST_LOADING,this.onManifestLoading,this),t.on(E.LEVEL_LOADING,this.onLevelLoading,this),t.on(E.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),t.on(E.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)}unregisterListeners(){const{hls:t}=this;t.off(E.MANIFEST_LOADING,this.onManifestLoading,this),t.off(E.LEVEL_LOADING,this.onLevelLoading,this),t.off(E.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),t.off(E.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)}createInternalLoader(t){const e=this.hls.config,r=e.pLoader,i=e.loader,n=new(r||i)(e);return this.loaders[t.type]=n,n}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:r}=e;this.variableList=null,this.load({id:null,level:0,responseType:"text",type:_e,url:r,deliveryDirectives:null})}onLevelLoading(t,e){const{id:r,level:i,pathwayId:n,url:s,deliveryDirectives:a}=e;this.load({id:r,level:i,pathwayId:n,responseType:"text",type:De,url:s,deliveryDirectives:a})}onAudioTrackLoading(t,e){const{id:r,groupId:i,url:n,deliveryDirectives:s}=e;this.load({id:r,groupId:i,level:null,responseType:"text",type:Ce,url:n,deliveryDirectives:s})}onSubtitleTrackLoading(t,e){const{id:r,groupId:i,url:n,deliveryDirectives:s}=e;this.load({id:r,groupId:i,level:null,responseType:"text",type:Ie,url:n,deliveryDirectives:s})}load(t){var e;const r=this.hls.config;let i,n=this.getInternalLoader(t);if(n){const e=n.context;if(e&&e.url===t.url&&e.level===t.level)return void k.trace("[playlist-loader]: playlist request ongoing");k.log(`[playlist-loader]: aborting previous loader for type: ${t.type}`),n.abort()}if(i=t.type===_e?r.manifestLoadPolicy.default:m({},r.playlistLoadPolicy.default,{timeoutRetry:null,errorRetry:null}),n=this.createInternalLoader(t),p(null==(e=t.deliveryDirectives)?void 0:e.part)){let e;if(t.type===De&&null!==t.level?e=this.hls.levels[t.level].details:t.type===Ce&&null!==t.id?e=this.hls.audioTracks[t.id].details:t.type===Ie&&null!==t.id&&(e=this.hls.subtitleTracks[t.id].details),e){const t=e.partTarget,r=e.targetduration;if(t&&r){const e=1e3*Math.max(3*t,.8*r);i=m({},i,{maxTimeToFirstByteMs:Math.min(e,i.maxTimeToFirstByteMs),maxLoadTimeMs:Math.min(e,i.maxTimeToFirstByteMs)})}}}const s=i.errorRetry||i.timeoutRetry||{},a={loadPolicy:i,timeout:i.maxLoadTimeMs,maxRetry:s.maxNumRetry||0,retryDelay:s.retryDelayMs||0,maxRetryDelay:s.maxRetryDelayMs||0},o={onSuccess:(t,e,r,i)=>{const n=this.getInternalLoader(r);this.resetInternalLoader(r.type);const s=t.data;0===s.indexOf("#EXTM3U")?(e.parsing.start=performance.now(),Te.isMediaPlaylist(s)?this.handleTrackOrLevelPlaylist(t,e,r,i||null,n):this.handleMasterPlaylist(t,e,r,i)):this.handleManifestParsingError(t,r,new Error("no EXTM3U delimiter"),i||null,e)},onError:(t,e,r,i)=>{this.handleNetworkError(e,r,!1,t,i)},onTimeout:(t,e,r)=>{this.handleNetworkError(e,r,!0,void 0,t)}};n.load(t,a,o)}handleMasterPlaylist(t,e,r,i){const n=this.hls,s=t.data,a=Fe(t,r),o=Te.parseMasterPlaylist(s,a);if(o.playlistParsingError)return void this.handleManifestParsingError(t,r,o.playlistParsingError,i,e);const{contentSteering:l,levels:u,sessionData:c,sessionKeys:h,startTimeOffset:d,variableList:f}=o;this.variableList=f;const{AUDIO:g=[],SUBTITLES:m,"CLOSED-CAPTIONS":p}=Te.parseMasterPlaylistMedia(s,a,o);if(g.length){g.some((t=>!t.url))||!u[0].audioCodec||u[0].attrs.AUDIO||(k.log("[playlist-loader]: audio codec signaled in quality level, but no embedded audio track signaled, create one"),g.unshift({type:"main",name:"main",groupId:"main",default:!1,autoselect:!1,forced:!1,id:-1,attrs:new D({}),bitrate:0,url:""}))}n.trigger(E.MANIFEST_LOADED,{levels:u,audioTracks:g,subtitles:m,captions:p,contentSteering:l,url:a,stats:e,networkDetails:i,sessionData:c,sessionKeys:h,startTimeOffset:d,variableList:f})}handleTrackOrLevelPlaylist(t,e,r,i,n){const s=this.hls,{id:a,level:o,type:l}=r,u=Fe(t,r),c=p(o)?o:p(a)?a:0,h=Me(r),d=Te.parseLevelPlaylist(t.data,u,c,h,0,this.variableList);if(l===_e){const t={attrs:new D({}),bitrate:0,details:d,name:"",url:u};s.trigger(E.MANIFEST_LOADED,{levels:[t],audioTracks:[],url:u,stats:e,networkDetails:i,sessionData:null,sessionKeys:null,contentSteering:null,startTimeOffset:null,variableList:null})}e.parsing.end=performance.now(),r.levelDetails=d,this.handlePlaylistLoaded(d,t,e,r,i,n)}handleManifestParsingError(t,e,r,i,n){this.hls.trigger(E.ERROR,{type:T.NETWORK_ERROR,details:b.MANIFEST_PARSING_ERROR,fatal:e.type===_e,url:t.url,err:r,error:r,reason:r.message,response:t,context:e,networkDetails:i,stats:n})}handleNetworkError(t,e,r=!1,i,n){let s=`A network ${r?"timeout":"error"+(i?" (status "+i.code+")":"")} occurred while loading ${t.type}`;t.type===De?s+=`: ${t.level} id: ${t.id}`:t.type!==Ce&&t.type!==Ie||(s+=` id: ${t.id} group-id: "${t.groupId}"`);const a=new Error(s);k.warn(`[playlist-loader]: ${s}`);let o=b.UNKNOWN,l=!1;const u=this.getInternalLoader(t);switch(t.type){case _e:o=r?b.MANIFEST_LOAD_TIMEOUT:b.MANIFEST_LOAD_ERROR,l=!0;break;case De:o=r?b.LEVEL_LOAD_TIMEOUT:b.LEVEL_LOAD_ERROR,l=!1;break;case Ce:o=r?b.AUDIO_TRACK_LOAD_TIMEOUT:b.AUDIO_TRACK_LOAD_ERROR,l=!1;break;case Ie:o=r?b.SUBTITLE_TRACK_LOAD_TIMEOUT:b.SUBTITLE_LOAD_ERROR,l=!1}u&&this.resetInternalLoader(t.type);const c={type:T.NETWORK_ERROR,details:o,fatal:l,url:t.url,loader:u,context:t,error:a,networkDetails:e,stats:n};if(i){const r=(null==e?void 0:e.url)||t.url;c.response=d({url:r,data:void 0},i)}this.hls.trigger(E.ERROR,c)}handlePlaylistLoaded(t,e,r,i,n,s){const a=this.hls,{type:o,level:l,id:u,groupId:c,deliveryDirectives:h}=i,d=Fe(e,i),f=Me(i),g="number"==typeof i.level&&f===Pe?l:void 0;if(!t.fragments.length){const t=new Error("No Segments found in Playlist");return void a.trigger(E.ERROR,{type:T.NETWORK_ERROR,details:b.LEVEL_EMPTY_ERROR,fatal:!1,url:d,error:t,reason:t.message,response:e,context:i,level:g,parent:f,networkDetails:n,stats:r})}t.targetduration||(t.playlistParsingError=new Error("Missing Target Duration"));const m=t.playlistParsingError;if(m)a.trigger(E.ERROR,{type:T.NETWORK_ERROR,details:b.LEVEL_PARSING_ERROR,fatal:!1,url:d,error:m,reason:m.message,response:e,context:i,level:g,parent:f,networkDetails:n,stats:r});else switch(t.live&&s&&(s.getCacheAge&&(t.ageHeader=s.getCacheAge()||0),s.getCacheAge&&!isNaN(t.ageHeader)||(t.ageHeader=0)),o){case _e:case De:a.trigger(E.LEVEL_LOADED,{details:t,level:g||0,id:u||0,stats:r,networkDetails:n,deliveryDirectives:h});break;case Ce:a.trigger(E.AUDIO_TRACK_LOADED,{details:t,id:u||0,groupId:c||"",stats:r,networkDetails:n,deliveryDirectives:h});break;case Ie:a.trigger(E.SUBTITLE_TRACK_LOADED,{details:t,id:u||0,groupId:c||"",stats:r,networkDetails:n,deliveryDirectives:h})}}}function Be(t,e){let r;try{r=new Event("addtrack")}catch(t){r=document.createEvent("Event"),r.initEvent("addtrack",!1,!1)}r.track=t,e.dispatchEvent(r)}function Ue(t,e){const r=t.mode;if("disabled"===r&&(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(r){k.debug(`[texttrack-utils]: ${r}`);try{const r=new self.TextTrackCue(e.startTime,e.endTime,e.text);r.id=e.id,t.addCue(r)}catch(t){k.debug(`[texttrack-utils]: Legacy TextTrackCue fallback failed: ${t}`)}}"disabled"===r&&(t.mode=r)}function $e(t){const e=t.mode;if("disabled"===e&&(t.mode="hidden"),t.cues)for(let e=t.cues.length;e--;)t.removeCue(t.cues[e]);"disabled"===e&&(t.mode=e)}function Ge(t,e,r,i){const n=t.mode;if("disabled"===n&&(t.mode="hidden"),t.cues&&t.cues.length>0){const n=function(t,e,r){const i=[],n=function(t,e){if(e<t[0].startTime)return 0;const r=t.length-1;if(e>t[r].endTime)return-1;let i=0,n=r;for(;i<=n;){const s=Math.floor((n+i)/2);if(e<t[s].startTime)n=s-1;else{if(!(e>t[s].startTime&&i<r))return s;i=s+1}}return t[i].startTime-e<e-t[n].startTime?i:n}(t,e);if(n>-1)for(let s=n,a=t.length;s<a;s++){const n=t[s];if(n.startTime>=e&&n.endTime<=r)i.push(n);else if(n.startTime>r)return i}return i}(t.cues,e,r);for(let e=0;e<n.length;e++)i&&!i(n[e])||t.removeCue(n[e])}"disabled"===n&&(t.mode=n)}function He(t){const e=[];for(let r=0;r<t.length;r++){const i=t[r];"subtitles"!==i.kind&&"captions"!==i.kind||!i.label||e.push(t[r])}return e}var We="org.id3",Ve="com.apple.quicktime.HLS",je="https://aomedia.org/emsg/ID3";function Ke(){if("undefined"!=typeof self)return self.VTTCue||self.TextTrackCue}function Ye(t,e,r,i,n){let s=new t(e,r,"");try{s.value=i,n&&(s.type=n)}catch(a){s=new t(e,r,JSON.stringify(n?d({type:n},i):i))}return s}const qe=(()=>{const t=Ke();try{t&&new t(0,Number.POSITIVE_INFINITY,"")}catch(t){return Number.MAX_VALUE}return Number.POSITIVE_INFINITY})();function ze(t,e){return t.getTime()/1e3-e}class Xe{constructor(t){this.hls=void 0,this.id3Track=null,this.media=null,this.dateRangeCuesAppended={},this.hls=t,this._registerListeners()}destroy(){this._unregisterListeners(),this.id3Track=null,this.media=null,this.dateRangeCuesAppended={},this.hls=null}_registerListeners(){const{hls:t}=this;t.on(E.MEDIA_ATTACHED,this.onMediaAttached,this),t.on(E.MEDIA_DETACHING,this.onMediaDetaching,this),t.on(E.MANIFEST_LOADING,this.onManifestLoading,this),t.on(E.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),t.on(E.BUFFER_FLUSHING,this.onBufferFlushing,this),t.on(E.LEVEL_UPDATED,this.onLevelUpdated,this)}_unregisterListeners(){const{hls:t}=this;t.off(E.MEDIA_ATTACHED,this.onMediaAttached,this),t.off(E.MEDIA_DETACHING,this.onMediaDetaching,this),t.off(E.MANIFEST_LOADING,this.onManifestLoading,this),t.off(E.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),t.off(E.BUFFER_FLUSHING,this.onBufferFlushing,this),t.off(E.LEVEL_UPDATED,this.onLevelUpdated,this)}onMediaAttached(t,e){this.media=e.media}onMediaDetaching(){this.id3Track&&($e(this.id3Track),this.id3Track=null,this.media=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;e<t.length;e++){const r=t[e];if("metadata"===r.kind&&"id3"===r.label)return Be(r,this.media),r}return this.media.addTextTrack("metadata","id3")}}onFragParsingMetadata(t,e){if(!this.media)return;const{hls:{config:{enableEmsgMetadataCues:r,enableID3MetadataCues:i}}}=this;if(!r&&!i)return;const{samples:n}=e;this.id3Track||(this.id3Track=this.createTrack(this.media));const s=Ke();if(s)for(let t=0;t<n.length;t++){const e=n[t].type;if(e===je&&!r||!i)continue;const a=mt(n[t].data);if(a){const r=n[t].pts;let i=r+n[t].duration;i>qe&&(i=qe);i-r<=0&&(i=r+.25);for(let t=0;t<a.length;t++){const n=a[t];if(!ft(n)){this.updateId3CueEnds(r,e);const t=Ye(s,r,i,n,e);t&&this.id3Track.addCue(t)}}}}}updateId3CueEnds(t,e){var r;const i=null==(r=this.id3Track)?void 0:r.cues;if(i)for(let r=i.length;r--;){const n=i[r];n.type===e&&n.startTime<t&&n.endTime===qe&&(n.endTime=t)}}onBufferFlushing(t,{startOffset:e,endOffset:r,type:i}){const{id3Track:n,hls:s}=this;if(!s)return;const{config:{enableEmsgMetadataCues:a,enableID3MetadataCues:o}}=s;if(n&&(a||o)){let t;t="audio"===i?t=>t.type===We&&o:"video"===i?t=>t.type===je&&a:t=>t.type===We&&o||t.type===je&&a,Ge(n,e,r,t)}}onLevelUpdated(t,{details:e}){if(!this.media||!e.hasProgramDateTime||!this.hls.config.enableDateRangeMetadataCues)return;const{dateRangeCuesAppended:r,id3Track:i}=this,{dateRanges:n}=e,s=Object.keys(n);if(i){const t=Object.keys(r).filter((t=>!s.includes(t)));for(let e=t.length;e--;){const n=t[e];Object.keys(r[n].cues).forEach((t=>{i.removeCue(r[n].cues[t])})),delete r[n]}}const a=e.fragments[e.fragments.length-1];if(0===s.length||!p(null==a?void 0:a.programDateTime))return;this.id3Track||(this.id3Track=this.createTrack(this.media));const o=a.programDateTime/1e3-a.start,l=Ke();for(let t=0;t<s.length;t++){const e=s[t],i=n[e],a=ze(i.startDate,o),h=r[e],d=(null==h?void 0:h.cues)||{};let f=(null==h?void 0:h.durationKnown)||!1,g=qe;const m=i.endDate;if(m)g=ze(m,o),f=!0;else if(i.endOnNext&&!f){const t=s.reduce(((t,e)=>{if(e!==i.id){const r=n[e];if(r.class===i.class&&r.startDate>i.startDate&&(!t||i.startDate<t.startDate))return r}return t}),null);t&&(g=ze(t.startDate,o),f=!0)}const p=Object.keys(i.attr);for(let t=0;t<p.length;t++){const r=p[t];if("ID"===(c=r)||"CLASS"===c||"START-DATE"===c||"DURATION"===c||"END-DATE"===c||"END-ON-NEXT"===c)continue;const n=d[r];if(n)f&&!h.durationKnown&&(n.endTime=g);else if(l){let t=i.attr[r];C(r)&&(u=t,t=Uint8Array.from(u.replace(/^0x/,"").replace(/([\da-fA-F]{2}) ?/g,"0x$1 ").replace(/ +$/,"").split(" ")).buffer);const n=Ye(l,a,g,{key:r,data:t},Ve);n&&(n.id=e,this.id3Track.addCue(n),d[r]=n)}}r[e]={cues:d,dateRange:i,durationKnown:f}}var u,c}}class Qe{constructor(t){this.hls=void 0,this.config=void 0,this.media=null,this.levelDetails=null,this.currentTime=0,this.stallCount=0,this._latency=null,this.timeupdateHandler=()=>this.timeupdate(),this.hls=t,this.config=t.config,this.registerListeners()}get latency(){return this._latency||0}get maxLatency(){const{config:t,levelDetails:e}=this;return void 0!==t.liveMaxLatencyDuration?t.liveMaxLatencyDuration:e?t.liveMaxLatencyDurationCount*e.targetduration:0}get targetLatency(){const{levelDetails:t}=this;if(null===t)return null;const{holdBack:e,partHoldBack:r,targetduration:i}=t,{liveSyncDuration:n,liveSyncDurationCount:s,lowLatencyMode:a}=this.config,o=this.hls.userConfig;let l=a&&r||e;(o.liveSyncDuration||o.liveSyncDurationCount||0===l)&&(l=void 0!==n?n:s*i);const u=i;return l+Math.min(1*this.stallCount,u)}get liveSyncPosition(){const t=this.estimateLiveEdge(),e=this.targetLatency,r=this.levelDetails;if(null===t||null===e||null===r)return null;const i=r.edge,n=t-e-this.edgeStalled,s=i-r.totalduration,a=i-(this.config.lowLatencyMode&&r.partTarget||r.targetduration);return Math.min(Math.max(s,n),a)}get drift(){const{levelDetails:t}=this;return null===t?1:t.drift}get edgeStalled(){const{levelDetails:t}=this;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,levelDetails:e}=this;if(!t||!e)return 0;const r=t.buffered.length;return(r?t.buffered.end(r-1):e.edge)-this.currentTime}destroy(){this.unregisterListeners(),this.onMediaDetaching(),this.levelDetails=null,this.hls=this.timeupdateHandler=null}registerListeners(){this.hls.on(E.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.on(E.MEDIA_DETACHING,this.onMediaDetaching,this),this.hls.on(E.MANIFEST_LOADING,this.onManifestLoading,this),this.hls.on(E.LEVEL_UPDATED,this.onLevelUpdated,this),this.hls.on(E.ERROR,this.onError,this)}unregisterListeners(){this.hls.off(E.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.off(E.MEDIA_DETACHING,this.onMediaDetaching,this),this.hls.off(E.MANIFEST_LOADING,this.onManifestLoading,this),this.hls.off(E.LEVEL_UPDATED,this.onLevelUpdated,this),this.hls.off(E.ERROR,this.onError,this)}onMediaAttached(t,e){this.media=e.media,this.media.addEventListener("timeupdate",this.timeupdateHandler)}onMediaDetaching(){this.media&&(this.media.removeEventListener("timeupdate",this.timeupdateHandler),this.media=null)}onManifestLoading(){this.levelDetails=null,this._latency=null,this.stallCount=0}onLevelUpdated(t,{details:e}){this.levelDetails=e,e.advanced&&this.timeupdate(),!e.live&&this.media&&this.media.removeEventListener("timeupdate",this.timeupdateHandler)}onError(t,e){var r;e.details===b.BUFFER_STALLED_ERROR&&(this.stallCount++,null!=(r=this.levelDetails)&&r.live&&k.warn("[playback-rate-controller]: Stall detected, adjusting target latency"))}timeupdate(){const{media:t,levelDetails:e}=this;if(!t||!e)return;this.currentTime=t.currentTime;const r=this.computeLatency();if(null===r)return;this._latency=r;const{lowLatencyMode:i,maxLiveSyncPlaybackRate:n}=this.config;if(!i||1===n||!e.live)return;const s=this.targetLatency;if(null===s)return;const a=r-s;if(a<Math.min(this.maxLatency,s+e.targetduration)&&a>.05&&this.forwardBufferLength>1){const e=Math.min(2,Math.max(1,n)),r=Math.round(2/(1+Math.exp(-.75*a-this.edgeStalled))*20)/20;t.playbackRate=Math.min(e,Math.max(1,r))}else 1!==t.playbackRate&&0!==t.playbackRate&&(t.playbackRate=1)}estimateLiveEdge(){const{levelDetails:t}=this;return null===t?null:t.edge+t.age}computeLatency(){const t=this.estimateLiveEdge();return null===t?null:t-this.currentTime}}const Je=["NONE","TYPE-0","TYPE-1",null];const Ze=["SDR","PQ","HLG"];var tr="",er="YES",rr="v2";function ir(t){const{canSkipUntil:e,canSkipDateRanges:r,age:i}=t;return e&&i<e/2?r?rr:er:tr}class nr{constructor(t,e,r){this.msn=void 0,this.part=void 0,this.skip=void 0,this.msn=t,this.part=e,this.skip=r}addDirectives(t){const e=new self.URL(t);return void 0!==this.msn&&e.searchParams.set("_HLS_msn",this.msn.toString()),void 0!==this.part&&e.searchParams.set("_HLS_part",this.part.toString()),this.skip&&e.searchParams.set("_HLS_skip",this.skip),e.href}}class sr{constructor(t){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.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=[t.url],this._attrs=[t.attrs],this.bitrate=t.bitrate,t.details&&(this.details=t.details),this.id=t.id||0,this.name=t.name,this.width=t.width||0,this.height=t.height||0,this.frameRate=t.attrs.optionalFloat("FRAME-RATE",0),this._avgBitrate=t.attrs.decimalInteger("AVERAGE-BANDWIDTH"),this.audioCodec=t.audioCodec,this.videoCodec=t.videoCodec,this.codecSet=[t.videoCodec,t.audioCodec].filter((t=>!!t)).map((t=>t.substring(0,4))).join(","),this.addGroupId("audio",t.attrs.AUDIO),this.addGroupId("text",t.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(t){return ar(this._audioGroups,t)}hasSubtitleGroup(t){return ar(this._subtitleGroups,t)}get audioGroups(){return this._audioGroups}get subtitleGroups(){return this._subtitleGroups}addGroupId(t,e){if(e)if("audio"===t){let t=this._audioGroups;t||(t=this._audioGroups=[]),-1===t.indexOf(e)&&t.push(e)}else if("text"===t){let t=this._subtitleGroups;t||(t=this._subtitleGroups=[]),-1===t.indexOf(e)&&t.push(e)}}get urlId(){return 0}set urlId(t){}get audioGroupIds(){return this.audioGroups?[this.audioGroupId]:void 0}get textGroupIds(){return this.subtitleGroups?[this.textGroupId]:void 0}get audioGroupId(){var t;return null==(t=this.audioGroups)?void 0:t[0]}get textGroupId(){var t;return null==(t=this.subtitleGroups)?void 0:t[0]}addFallback(){}}function ar(t,e){return!(!e||!t)&&-1!==t.indexOf(e)}function or(t,e){const r=e.startPTS;if(p(r)){let i,n=0;e.sn>t.sn?(n=r-t.start,i=t):(n=t.start-r,i=e),i.duration!==n&&(i.duration=n)}else if(e.sn>t.sn){t.cc===e.cc&&t.minEndPTS?e.start=t.start+(t.minEndPTS-t.start):e.start=t.start+t.duration}else e.start=Math.max(t.start-e.duration,0)}function lr(t,e,r,i,n,s){i-r<=0&&(k.warn("Fragment should have a positive duration",e),i=r+e.duration,s=n+e.duration);let a=r,o=i;const l=e.startPTS,u=e.endPTS;if(p(l)){const t=Math.abs(l-r);p(e.deltaPTS)?e.deltaPTS=Math.max(t,e.deltaPTS):e.deltaPTS=t,a=Math.max(r,l),r=Math.min(r,l),n=Math.min(n,e.startDTS),o=Math.min(i,u),i=Math.max(i,u),s=Math.max(s,e.endDTS)}const c=r-e.start;0!==e.start&&(e.start=r),e.duration=i-e.start,e.startPTS=r,e.maxStartPTS=a,e.startDTS=n,e.endPTS=i,e.minEndPTS=o,e.endDTS=s;const h=e.sn;if(!t||h<t.startSN||h>t.endSN)return 0;let d;const f=h-t.startSN,g=t.fragments;for(g[f]=e,d=f;d>0;d--)or(g[d],g[d-1]);for(d=f;d<g.length-1;d++)or(g[d],g[d+1]);return t.fragmentHint&&or(g[g.length-1],t.fragmentHint),t.PTSKnown=t.alignedSliding=!0,c}function ur(t,e){let r=null;const i=t.fragments;for(let t=i.length-1;t>=0;t--){const e=i[t].initSegment;if(e){r=e;break}}let n;t.fragmentHint&&delete t.fragmentHint.endPTS,function(t,e,r){const i=e.skippedSegments,n=Math.max(t.startSN,e.startSN)-e.startSN,s=(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 t=n;t<=s;t++){const n=l[a+t];let s=o[t];i&&!s&&t<i&&(s=e.fragments[t]=n),n&&s&&r(n,s,t,o)}}(t,e,((t,i,s,a)=>{if(e.skippedSegments&&i.cc!==t.cc){const e=t.cc-i.cc;for(let t=s;t<a.length;t++)a[t].cc+=e}p(t.startPTS)&&p(t.endPTS)&&(i.start=i.startPTS=t.startPTS,i.startDTS=t.startDTS,i.maxStartPTS=t.maxStartPTS,i.endPTS=t.endPTS,i.endDTS=t.endDTS,i.minEndPTS=t.minEndPTS,i.duration=t.endPTS-t.startPTS,i.duration&&(n=i),e.PTSKnown=e.alignedSliding=!0),i.elementaryStreams=t.elementaryStreams,i.loader=t.loader,i.stats=t.stats,t.initSegment&&(i.initSegment=t.initSegment,r=t.initSegment)}));const s=e.fragments;if(r){(e.fragmentHint?s.concat(e.fragmentHint):s).forEach((t=>{var e;!t||t.initSegment&&t.initSegment.relurl!==(null==(e=r)?void 0:e.relurl)||(t.initSegment=r)}))}if(e.skippedSegments){if(e.deltaUpdateFailed=s.some((t=>!t)),e.deltaUpdateFailed){k.warn("[level-helper] Previous playlist missing segments skipped in delta playlist");for(let t=e.skippedSegments;t--;)s.shift();e.startSN=s[0].sn}else e.canSkipDateRanges&&(e.dateRanges=function(t,e,r){const i=m({},t);r&&r.forEach((t=>{delete i[t]}));return Object.keys(e).forEach((t=>{const r=new I(e[t].attr,i[t]);r.isValid?i[t]=r:k.warn(`Ignoring invalid Playlist Delta Update DATERANGE tag: "${JSON.stringify(e[t].attr)}"`)})),i}(t.dateRanges,e.dateRanges,e.recentlyRemovedDateranges));e.startCC=e.fragments[0].cc,e.endCC=s[s.length-1].cc}!function(t,e,r){if(t&&e){let i=0;for(let n=0,s=t.length;n<=s;n++){const s=t[n],a=e[n+i];s&&a&&s.index===a.index&&s.fragment.sn===a.fragment.sn?r(s,a):i--}}}(t.partList,e.partList,((t,e)=>{e.elementaryStreams=t.elementaryStreams,e.stats=t.stats})),n?lr(e,n,n.startPTS,n.endPTS,n.startDTS,n.endDTS):cr(t,e),s.length&&(e.totalduration=e.edge-s[0].start),e.driftStartTime=t.driftStartTime,e.driftStart=t.driftStart;const a=e.advancedDateTime;if(e.advanced&&a){const t=e.edge;e.driftStart||(e.driftStartTime=a,e.driftStart=t),e.driftEndTime=a,e.driftEnd=t}else e.driftEndTime=t.driftEndTime,e.driftEnd=t.driftEnd,e.advancedDateTime=t.advancedDateTime}function cr(t,e){const r=e.startSN+e.skippedSegments-t.startSN,i=t.fragments;r<0||r>=i.length||hr(e,i[r].start)}function hr(t,e){if(e){const r=t.fragments;for(let i=t.skippedSegments;i<r.length;i++)r[i].start+=e;t.fragmentHint&&(t.fragmentHint.start+=e)}}function dr(t,e,r){var i;return null!=t&&t.details?fr(null==(i=t.details)?void 0:i.partList,e,r):null}function fr(t,e,r){if(t)for(let i=t.length;i--;){const n=t[i];if(n.index===r&&n.fragment.sn===e)return n}return null}function gr(t){t.forEach(((t,e)=>{const{details:r}=t;null!=r&&r.fragments&&r.fragments.forEach((t=>{t.level=e}))}))}function mr(t){switch(t.details){case b.FRAG_LOAD_TIMEOUT:case b.KEY_LOAD_TIMEOUT:case b.LEVEL_LOAD_TIMEOUT:case b.MANIFEST_LOAD_TIMEOUT:return!0}return!1}function pr(t,e){const r=mr(e);return t.default[(r?"timeout":"error")+"Retry"]}function vr(t,e){const r="linear"===t.backoff?1:Math.pow(2,e);return Math.min(r*t.retryDelayMs,t.maxRetryDelayMs)}function yr(t){return d(d({},t),{errorRetry:null,timeoutRetry:null})}function Er(t,e,r,i){if(!t)return!1;const n=null==i?void 0:i.code,s=e<t.maxNumRetry&&(function(t){return 0===t&&!1===navigator.onLine||!!t&&(t<400||t>499)}(n)||!!r);return t.shouldRetry?t.shouldRetry(t,e,r,i,s):s}const Tr=function(t,e){let r=0,i=t.length-1,n=null,s=null;for(;r<=i;){n=(r+i)/2|0,s=t[n];const a=e(s);if(a>0)r=n+1;else{if(!(a<0))return s;i=n-1}}return null};function br(t,e,r=0,i=0,n=.005){let s=null;if(t){s=e[t.sn-e[0].sn+1]||null;const i=t.endDTS-r;i>0&&i<15e-7&&(r+=15e-7)}else 0===r&&0===e[0].start&&(s=e[0]);if(s&&((!t||t.level===s.level)&&0===Sr(r,i,s)||function(t,e,r){if(e&&0===e.start&&e.level<t.level&&(e.endPTS||0)>0){const i=e.tagList.reduce(((t,e)=>("INF"===e[0]&&(t+=parseFloat(e[1])),t)),r);return t.start<=i}return!1}(s,t,Math.min(n,i))))return s;const a=Tr(e,Sr.bind(null,r,i));return!a||a===t&&s?s:a}function Sr(t=0,e=0,r){if(r.start<=t&&r.start+r.duration>t)return 0;const i=Math.min(e,r.duration+(r.deltaPTS?r.deltaPTS:0));return r.start+r.duration-i<=t?1:r.start-i>t&&r.start?-1:0}function Lr(t,e,r){const i=1e3*Math.min(e,r.duration+(r.deltaPTS?r.deltaPTS:0));return(r.endProgramDateTime||0)-i>t}var Ar=0,wr=2,kr=3,Rr=5,_r=0,Dr=1,Cr=2;class Ir{constructor(t,e){this.hls=void 0,this.timer=-1,this.requestScheduled=-1,this.canLoad=!1,this.log=void 0,this.warn=void 0,this.log=k.log.bind(k,`${e}:`),this.warn=k.warn.bind(k,`${e}:`),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.requestScheduled=-1,this.loadPlaylist()}stopLoad(){this.canLoad=!1,this.clearTimer()}switchParams(t,e,r){const i=null==e?void 0:e.renditionReports;if(i){let n=-1;for(let r=0;r<i.length;r++){const s=i[r];let a;try{a=new self.URL(s.URI,e.url).href}catch(t){k.warn(`Could not construct new URL for Rendition Report: ${t}`),a=s.URI||""}if(a===t){n=r;break}a===t.substring(0,a.length)&&(n=r)}if(-1!==n){const t=i[n],s=parseInt(t["LAST-MSN"])||(null==e?void 0:e.lastPartSn);let a=parseInt(t["LAST-PART"])||(null==e?void 0:e.lastPartIndex);if(this.hls.config.lowLatencyMode){const t=Math.min(e.age-e.partTarget,e.targetduration);a>=0&&t>e.partTarget&&(a+=1)}const o=r&&ir(r);return new nr(s,a>=0?a:void 0,o)}}}loadPlaylist(t){-1===this.requestScheduled&&(this.requestScheduled=self.performance.now())}shouldLoadPlaylist(t){return this.canLoad&&!!t&&!!t.url&&(!t.details||t.details.live)}shouldReloadPlaylist(t){return-1===this.timer&&-1===this.requestScheduled&&this.shouldLoadPlaylist(t)}playlistLoaded(t,e,r){const{details:i,stats:n}=e,s=self.performance.now(),a=n.loading.first?Math.max(0,s-n.loading.first):0;if(i.advancedDateTime=Date.now()-a,i.live||null!=r&&r.live){if(i.reloaded(r),r&&this.log(`live playlist ${t} ${i.advanced?"REFRESHED "+i.lastPartSn+"-"+i.lastPartIndex:i.updated?"UPDATED":"MISSED"}`),r&&i.fragments.length>0&&ur(r,i),!this.canLoad||!i.live)return;let a,o,l;if(i.canBlockReload&&i.endSN&&i.advanced){const t=this.hls.config.lowLatencyMode,n=i.lastPartSn,s=i.endSN,u=i.lastPartIndex,c=n===s;-1!==u?(o=c?s+1:n,l=c?t?0:u:u+1):o=s+1;const h=i.age,d=h+i.ageHeader;let f=Math.min(d-i.partTarget,1.5*i.targetduration);if(f>0){if(r&&f>r.tuneInGoal)this.warn(`CDN Tune-in goal increased from: ${r.tuneInGoal} to: ${f} with playlist age: ${i.age}`),f=0;else{const t=Math.floor(f/i.targetduration);if(o+=t,void 0!==l){l+=Math.round(f%i.targetduration/i.partTarget)}this.log(`CDN Tune-in age: ${i.ageHeader}s last advanced ${h.toFixed(2)}s goal: ${f} skip sn ${t} to part ${l}`)}i.tuneInGoal=f}if(a=this.getDeliveryDirectives(i,e.deliveryDirectives,o,l),t||!c)return void this.loadPlaylist(a)}else(i.canBlockReload||i.canSkipUntil)&&(a=this.getDeliveryDirectives(i,e.deliveryDirectives,o,l));const u=this.hls.mainForwardBufferInfo,c=u?u.end-u.len:0,h=function(t,e=Infinity){let r=1e3*t.targetduration;if(t.updated){const i=t.fragments,n=4;if(i.length&&r*n>e){const t=1e3*i[i.length-1].duration;t<r&&(r=t)}}else r/=2;return Math.round(r)}(i,1e3*(i.edge-c));i.updated&&s>this.requestScheduled+h&&(this.requestScheduled=n.loading.start),void 0!==o&&i.canBlockReload?this.requestScheduled=n.loading.first+h-(1e3*i.partTarget||1e3):-1===this.requestScheduled||this.requestScheduled+h<s?this.requestScheduled=s:this.requestScheduled-s<=0&&(this.requestScheduled+=h);let d=this.requestScheduled-s;d=Math.max(0,d),this.log(`reload live playlist ${t} in ${Math.round(d)} ms`),this.timer=self.setTimeout((()=>this.loadPlaylist(a)),d)}else this.clearTimer()}getDeliveryDirectives(t,e,r,i){let n=ir(t);return null!=e&&e.skip&&t.deltaUpdateFailed&&(r=e.msn,i=e.part,n=tr),new nr(r,i,n)}checkRetry(t){const e=t.details,r=mr(t),i=t.errorAction,{action:n,retryCount:s=0,retryConfig:a}=i||{},o=!!i&&!!a&&(n===Rr||!i.resolved&&n===wr);if(o){var l;if(this.requestScheduled=-1,s>=a.maxNumRetry)return!1;if(r&&null!=(l=t.context)&&l.deliveryDirectives)this.warn(`Retrying playlist loading ${s+1}/${a.maxNumRetry} after "${e}" without delivery-directives`),this.loadPlaylist();else{const t=vr(a,s);this.timer=self.setTimeout((()=>this.loadPlaylist()),t),this.warn(`Retrying playlist loading ${s+1}/${a.maxNumRetry} after "${e}" in ${t}ms`)}t.levelRetry=!0,i.resolved=!0}return o}}class Pr{constructor(t,e=0,r=0){this.halfLife=void 0,this.alpha_=void 0,this.estimate_=void 0,this.totalWeight_=void 0,this.halfLife=t,this.alpha_=t?Math.exp(Math.log(.5)/t):0,this.estimate_=e,this.totalWeight_=r}sample(t,e){const r=Math.pow(this.alpha_,t);this.estimate_=e*(1-r)+r*this.estimate_,this.totalWeight_+=t}getTotalWeight(){return this.totalWeight_}getEstimate(){if(this.alpha_){const t=1-Math.pow(this.alpha_,this.totalWeight_);if(t)return this.estimate_/t}return this.estimate_}}class xr{constructor(t,e,r,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_=r,this.minWeight_=.001,this.minDelayMs_=50,this.slow_=new Pr(t),this.fast_=new Pr(e),this.defaultTTFB_=i,this.ttfb_=new Pr(t)}update(t,e){const{slow_:r,fast_:i,ttfb_:n}=this;r.halfLife!==t&&(this.slow_=new Pr(t,r.getEstimate(),r.getTotalWeight())),i.halfLife!==e&&(this.fast_=new Pr(e,i.getEstimate(),i.getTotalWeight())),n.halfLife!==t&&(this.ttfb_=new Pr(t,n.getEstimate(),n.getTotalWeight()))}sample(t,e){const r=(t=Math.max(t,this.minDelayMs_))/1e3,i=8*e/r;this.fast_.sample(r,i),this.slow_.sample(r,i)}sampleTTFB(t){const e=t/1e3,r=Math.sqrt(2)*Math.exp(-Math.pow(e,2)/2);this.ttfb_.sample(r,Math.max(t,5))}canEstimate(){return this.fast_.getTotalWeight()>=this.minWeight_}getEstimate(){return this.canEstimate()?Math.min(this.fast_.getEstimate(),this.slow_.getEstimate()):this.defaultEstimate_}getEstimateTTFB(){return this.ttfb_.getTotalWeight()>=this.minWeight_?this.ttfb_.getEstimate():this.defaultTTFB_}destroy(){}}const Or={supported:!0,configurations:[],decodingInfoResults:[{supported:!0,powerEfficient:!0,smooth:!0}]},Mr={};function Fr(t,e,r,i,n,s){const a=t.audioCodec?t.audioGroups:null,o=null==s?void 0:s.audioCodec,l=null==s?void 0:s.channels,u=l?parseInt(l):o?Infinity:2;let c=null;if(null!=a&&a.length)try{c=1===a.length&&a[0]?e.groups[a[0]].channels:a.reduce(((t,r)=>{if(r){const i=e.groups[r];if(!i)throw new Error(`Audio track group ${r} not found`);Object.keys(i.channels).forEach((e=>{t[e]=(t[e]||0)+i.channels[e]}))}return t}),{2:0})}catch(t){return!0}return void 0!==t.videoCodec&&(t.width>1920&&t.height>1088||t.height>1920&&t.width>1088||t.frameRate>Math.max(i,30)||"SDR"!==t.videoRange&&t.videoRange!==r||t.bitrate>Math.max(n,8e6))||!!c&&p(u)&&Object.keys(c).some((t=>parseInt(t)>u))}function Nr(t,e,r){const i=t.videoCodec,n=t.audioCodec;if(!i||!n||!r)return Promise.resolve(Or);const s={width:t.width,height:t.height,bitrate:Math.ceil(Math.max(.9*t.bitrate,t.averageBitrate)),framerate:t.frameRate||30},a=t.videoRange;"SDR"!==a&&(s.transferFunction=a.toLowerCase());const o=i.split(",").map((t=>({type:"media-source",video:d(d({},s),{},{contentType:le(t,"video")})})));return n&&t.audioGroups&&t.audioGroups.forEach((t=>{var r;t&&(null==(r=e.groups[t])||r.tracks.forEach((e=>{if(e.groupId===t){const t=e.channels||"",r=parseFloat(t);p(r)&&r>2&&o.push.apply(o,n.split(",").map((t=>({type:"media-source",audio:{contentType:le(t,"audio"),channels:""+r}}))))}})))})),Promise.all(o.map((t=>{const e=function(t){const{audio:e,video:r}=t,i=r||e;if(i){const t=i.contentType.split('"')[1];if(r)return`r${r.height}x${r.width}f${Math.ceil(r.framerate)}${r.transferFunction||"sd"}_${t}_${Math.ceil(r.bitrate/1e5)}`;if(e)return`c${e.channels}${e.spatialRendering?"s":"n"}_${t}`}return""}(t);return Mr[e]||(Mr[e]=r.decodingInfo(t))}))).then((t=>({supported:!t.some((t=>!t.supported)),configurations:o,decodingInfoResults:t}))).catch((t=>({supported:!1,configurations:o,decodingInfoResults:[],error:t})))}function Br(t,e){let r=!1,i=[];return t&&(r="SDR"!==t,i=[t]),e&&(i=e.allowedVideoRanges||Ze.slice(0),r=void 0!==e.preferHDR?e.preferHDR:function(){if("function"==typeof matchMedia){const t=matchMedia("(dynamic-range: high)"),e=matchMedia("bad query");if(t.media!==e.media)return!0===t.matches}return!1}(),i=r?i.filter((t=>"SDR"!==t)):["SDR"]),{preferHDR:r,allowedVideoRanges:i}}function Ur(t,e){k.log(`[abr] start candidates with "${t}" ignored because ${e}`)}function $r(t,e,r){if("attrs"in t){const r=e.indexOf(t);if(-1!==r)return r}for(let i=0;i<e.length;i++){if(Gr(t,e[i],r))return i}return-1}function Gr(t,e,r){const{groupId:i,name:n,lang:s,assocLang:a,default:o}=t,l=t.forced;return(void 0===i||e.groupId===i)&&(void 0===n||e.name===n)&&(void 0===s||e.lang===s)&&(void 0===s||e.assocLang===a)&&(void 0===o||e.default===o)&&(void 0===l||e.forced===l)&&(!("characteristics"in t)||function(t,e=""){const r=t.split(","),i=e.split(",");return r.length===i.length&&!r.some((t=>-1===i.indexOf(t)))}(t.characteristics||"",e.characteristics))&&(void 0===r||r(t,e))}function Hr(t,e){const{audioCodec:r,channels:i}=t;return!(void 0!==r&&(e.audioCodec||"").substring(0,4)!==r.substring(0,4)||void 0!==i&&i!==(e.channels||"2"))}function Wr(t,e,r){for(let i=e;i>-1;i--)if(r(t[i]))return i;for(let i=e+1;i<t.length;i++)if(r(t[i]))return i;return-1}class Vr{constructor(){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(){}}var jr="NOT_LOADED",Kr="APPENDING",Yr="PARTIAL",qr="OK";class zr{constructor(t){this.activePartLists=Object.create(null),this.endListFragments=Object.create(null),this.fragments=Object.create(null),this.timeRanges=Object.create(null),this.bufferPadding=.2,this.hls=void 0,this.hasGaps=!1,this.hls=t,this._registerListeners()}_registerListeners(){const{hls:t}=this;t.on(E.BUFFER_APPENDED,this.onBufferAppended,this),t.on(E.FRAG_BUFFERED,this.onFragBuffered,this),t.on(E.FRAG_LOADED,this.onFragLoaded,this)}_unregisterListeners(){const{hls:t}=this;t.off(E.BUFFER_APPENDED,this.onBufferAppended,this),t.off(E.FRAG_BUFFERED,this.onFragBuffered,this),t.off(E.FRAG_LOADED,this.onFragLoaded,this)}destroy(){this._unregisterListeners(),this.fragments=this.activePartLists=this.endListFragments=this.timeRanges=null}getAppendedFrag(t,e){const r=this.activePartLists[e];if(r)for(let e=r.length;e--;){const i=r[e];if(!i)break;const n=i.end;if(i.start<=t&&null!==n&&t<=n)return i}return this.getBufferedFrag(t,e)}getBufferedFrag(t,e){const{fragments:r}=this,i=Object.keys(r);for(let n=i.length;n--;){const s=r[i[n]];if((null==s?void 0:s.body.type)===e&&s.buffered){const e=s.body;if(e.start<=t&&t<=e.end)return e}}return null}detectEvictedFragments(t,e,r,i){this.timeRanges&&(this.timeRanges[t]=e);const n=(null==i?void 0:i.fragment.sn)||-1;Object.keys(this.fragments).forEach((i=>{const s=this.fragments[i];if(!s)return;if(n>=s.body.sn)return;if(!s.buffered&&!s.loaded)return void(s.body.type===r&&this.removeFragment(s.body));const a=s.range[t];a&&a.time.some((t=>{const r=!this.isTimeBuffered(t.startPTS,t.endPTS,e);return r&&this.removeFragment(s.body),r}))}))}detectPartialFragments(t){const e=this.timeRanges,{frag:r,part:i}=t;if(!e||"initSegment"===r.sn)return;const n=Qr(r),s=this.fragments[n];if(!s||s.buffered&&r.gap)return;const a=!r.relurl;if(Object.keys(e).forEach((t=>{const n=r.elementaryStreams[t];if(!n)return;const o=e[t],l=a||!0===n.partial;s.range[t]=this.getBufferedTimes(r,i,l,o)})),s.loaded=null,Object.keys(s.range).length){s.buffered=!0;(s.body.endList=r.endList||s.body.endList)&&(this.endListFragments[s.body.type]=s),Xr(s)||this.removeParts(r.sn-1,r.type)}else this.removeFragment(s.body)}removeParts(t,e){const r=this.activePartLists[e];r&&(this.activePartLists[e]=r.filter((e=>e.fragment.sn>=t)))}fragBuffered(t,e){const r=Qr(t);let i=this.fragments[r];!i&&e&&(i=this.fragments[r]={body:t,appendedPTS:null,loaded:null,buffered:!1,range:Object.create(null)},t.gap&&(this.hasGaps=!0)),i&&(i.loaded=null,i.buffered=!0)}getBufferedTimes(t,e,r,i){const n={time:[],partial:r},s=t.start,a=t.end,o=t.minEndPTS||a,l=t.maxStartPTS||s;for(let t=0;t<i.length;t++){const e=i.start(t)-this.bufferPadding,r=i.end(t)+this.bufferPadding;if(l>=e&&o<=r){n.time.push({startPTS:Math.max(s,i.start(t)),endPTS:Math.min(a,i.end(t))});break}if(s<r&&a>e){const e=Math.max(s,i.start(t)),r=Math.min(a,i.end(t));r>e&&(n.partial=!0,n.time.push({startPTS:e,endPTS:r}))}else if(a<=e)break}return n}getPartialFragment(t){let e,r,i,n=null,s=0;const{bufferPadding:a,fragments:o}=this;return Object.keys(o).forEach((l=>{const u=o[l];u&&Xr(u)&&(r=u.body.start-a,i=u.body.end+a,t>=r&&t<=i&&(e=Math.min(t-r,i-t),s<=e&&(n=u.body,s=e)))})),n}isEndListAppended(t){const e=this.endListFragments[t];return void 0!==e&&(e.buffered||Xr(e))}getState(t){const e=Qr(t),r=this.fragments[e];return r?r.buffered?Xr(r)?Yr:qr:Kr:jr}isTimeBuffered(t,e,r){let i,n;for(let s=0;s<r.length;s++){if(i=r.start(s)-this.bufferPadding,n=r.end(s)+this.bufferPadding,t>=i&&e<=n)return!0;if(e<=i)return!1}return!1}onFragLoaded(t,e){const{frag:r,part:i}=e;if("initSegment"===r.sn||r.bitrateTest)return;const n=i?null:e,s=Qr(r);this.fragments[s]={body:r,appendedPTS:null,loaded:n,buffered:!1,range:Object.create(null)}}onBufferAppended(t,e){const{frag:r,part:i,timeRanges:n}=e;if("initSegment"===r.sn)return;const s=r.type;if(i){let t=this.activePartLists[s];t||(this.activePartLists[s]=t=[]),t.push(i)}this.timeRanges=n,Object.keys(n).forEach((t=>{const e=n[t];this.detectEvictedFragments(t,e,s,i)}))}onFragBuffered(t,e){this.detectPartialFragments(e)}hasFragment(t){const e=Qr(t);return!!this.fragments[e]}hasParts(t){var e;return!(null==(e=this.activePartLists[t])||!e.length)}removeFragmentsInRange(t,e,r,i,n){i&&!this.hasGaps||Object.keys(this.fragments).forEach((s=>{const a=this.fragments[s];if(!a)return;const o=a.body;o.type!==r||i&&!o.gap||o.start<e&&o.end>t&&(a.buffered||n)&&this.removeFragment(o)}))}removeFragment(t){const e=Qr(t);t.stats.loaded=0,t.clearElementaryStreamInfo();const r=this.activePartLists[t.type];if(r){const e=t.sn;this.activePartLists[t.type]=r.filter((t=>t.fragment.sn!==e))}delete this.fragments[e],t.endList&&delete this.endListFragments[t.type]}removeAllFragments(){this.fragments=Object.create(null),this.endListFragments=Object.create(null),this.activePartLists=Object.create(null),this.hasGaps=!1}}function Xr(t){var e,r,i;return t.buffered&&(t.body.gap||(null==(e=t.range.video)?void 0:e.partial)||(null==(r=t.range.audio)?void 0:r.partial)||(null==(i=t.range.audiovideo)?void 0:i.partial))}function Qr(t){return`${t.type}_${t.level}_${t.sn}`}const Jr={length:0,start:()=>0,end:()=>0};class Zr{static isBuffered(t,e){try{if(t){const r=Zr.getBuffered(t);for(let t=0;t<r.length;t++)if(e>=r.start(t)&&e<=r.end(t))return!0}}catch(t){}return!1}static bufferInfo(t,e,r){try{if(t){const i=Zr.getBuffered(t),n=[];let s;for(s=0;s<i.length;s++)n.push({start:i.start(s),end:i.end(s)});return this.bufferedInfo(n,e,r)}}catch(t){}return{len:0,start:e,end:e,nextStart:void 0}}static bufferedInfo(t,e,r){e=Math.max(0,e),t.sort((function(t,e){const r=t.start-e.start;return r||e.end-t.end}));let i=[];if(r)for(let e=0;e<t.length;e++){const n=i.length;if(n){const s=i[n-1].end;t[e].start-s<r?t[e].end>s&&(i[n-1].end=t[e].end):i.push(t[e])}else i.push(t[e])}else i=t;let n,s=0,a=e,o=e;for(let t=0;t<i.length;t++){const l=i[t].start,u=i[t].end;if(e+r>=l&&e<u)a=l,o=u,s=o-e;else if(e+r<l){n=l;break}}return{len:s,start:a||0,end:o||0,nextStart:n}}static getBuffered(t){try{return t.buffered}catch(t){return k.log("failed to get media.buffered",t),Jr}}}class ti{constructor(t,e,r,i=0,n=-1,s=!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=r,this.size=i,this.part=n,this.partial=s}}function ei(t,e){for(let i=0,n=t.length;i<n;i++){var r;if((null==(r=t[i])?void 0:r.cc)===e)return t[i]}return null}function ri(t,e){if(t){const r=t.start+e;t.start=t.startPTS=r,t.endPTS=r+t.duration}}function ii(t,e){const r=e.fragments;for(let e=0,i=r.length;e<i;e++)ri(r[e],t);e.fragmentHint&&ri(e.fragmentHint,t),e.alignedSliding=!0}function ni(t,e,r){e&&(!function(t,e,r){if(function(t,e,r){return!(!e||!(r.endCC>r.startCC||t&&t.cc<r.startCC))}(t,r,e)){const t=function(t,e){const r=t.fragments,i=e.fragments;if(!i.length||!r.length)return void k.log("No fragments to align");const n=ei(r,i[0].cc);if(n&&(!n||n.startPTS))return n;k.log("No frag in previous level to align on")}(r,e);t&&p(t.start)&&(k.log(`Adjusting PTS using last level due to CC increase within current level ${e.url}`),ii(t.start,e))}}(t,r,e),!r.alignedSliding&&e&&si(r,e),r.alignedSliding||!e||r.skippedSegments||cr(e,r))}function si(t,e){if(!t.hasProgramDateTime||!e.hasProgramDateTime)return;const r=t.fragments,i=e.fragments;if(!r.length||!i.length)return;let n,s;const a=Math.min(e.endCC,t.endCC);e.startCC<a&&t.startCC<a&&(n=ei(i,a),s=ei(r,a)),n&&s||(n=i[Math.floor(i.length/2)],s=ei(r,n.cc)||r[Math.floor(r.length/2)]);const o=n.programDateTime,l=s.programDateTime;if(!o||!l)return;ii((l-o)/1e3-(s.start-n.start),t)}const ai=Math.pow(2,17);class oi{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 r=t.url;if(!r)return Promise.reject(new ci({type:T.NETWORK_ERROR,details:b.FRAG_LOAD_ERROR,fatal:!1,frag:t,error:new Error("Fragment does not have a "+(r?"part list":"url")),networkDetails:null}));this.abort();const i=this.config,n=i.fLoader,s=i.loader;return new Promise(((a,o)=>{if(this.loader&&this.loader.destroy(),t.gap){if(t.tagList.some((t=>"GAP"===t[0])))return void o(ui(t));t.gap=!1}const l=this.loader=t.loader=n?new n(i):new s(i),u=li(t),c=yr(i.fragLoadPolicy.default),h={loadPolicy:c,timeout:c.maxLoadTimeMs,maxRetry:0,retryDelay:0,maxRetryDelay:0,highWaterMark:"initSegment"===t.sn?Infinity:ai};t.stats=l.stats,l.load(u,h,{onSuccess:(e,r,i,n)=>{this.resetLoader(t,l);let s=e.data;i.resetIV&&t.decryptdata&&(t.decryptdata.iv=new Uint8Array(s.slice(0,16)),s=s.slice(16)),a({frag:t,part:null,payload:s,networkDetails:n})},onError:(e,i,n,s)=>{this.resetLoader(t,l),o(new ci({type:T.NETWORK_ERROR,details:b.FRAG_LOAD_ERROR,fatal:!1,frag:t,response:d({url:r,data:void 0},e),error:new Error(`HTTP Error ${e.code} ${e.text}`),networkDetails:n,stats:s}))},onAbort:(e,r,i)=>{this.resetLoader(t,l),o(new ci({type:T.NETWORK_ERROR,details:b.INTERNAL_ABORTED,fatal:!1,frag:t,error:new Error("Aborted"),networkDetails:i,stats:e}))},onTimeout:(e,r,i)=>{this.resetLoader(t,l),o(new ci({type:T.NETWORK_ERROR,details:b.FRAG_LOAD_TIMEOUT,fatal:!1,frag:t,error:new Error(`Timeout after ${h.timeout}ms`),networkDetails:i,stats:e}))},onProgress:(r,i,n,s)=>{e&&e({frag:t,part:null,payload:n,networkDetails:s})}})}))}loadPart(t,e,r){this.abort();const i=this.config,n=i.fLoader,s=i.loader;return new Promise(((a,o)=>{if(this.loader&&this.loader.destroy(),t.gap||e.gap)return void o(ui(t,e));const l=this.loader=t.loader=n?new n(i):new s(i),u=li(t,e),c=yr(i.fragLoadPolicy.default),h={loadPolicy:c,timeout:c.maxLoadTimeMs,maxRetry:0,retryDelay:0,maxRetryDelay:0,highWaterMark:ai};e.stats=l.stats,l.load(u,h,{onSuccess:(i,n,s,o)=>{this.resetLoader(t,l),this.updateStatsFromPart(t,e);const u={frag:t,part:e,payload:i.data,networkDetails:o};r(u),a(u)},onError:(r,i,n,s)=>{this.resetLoader(t,l),o(new ci({type:T.NETWORK_ERROR,details:b.FRAG_LOAD_ERROR,fatal:!1,frag:t,part:e,response:d({url:u.url,data:void 0},r),error:new Error(`HTTP Error ${r.code} ${r.text}`),networkDetails:n,stats:s}))},onAbort:(r,i,n)=>{t.stats.aborted=e.stats.aborted,this.resetLoader(t,l),o(new ci({type:T.NETWORK_ERROR,details:b.INTERNAL_ABORTED,fatal:!1,frag:t,part:e,error:new Error("Aborted"),networkDetails:n,stats:r}))},onTimeout:(r,i,n)=>{this.resetLoader(t,l),o(new ci({type:T.NETWORK_ERROR,details:b.FRAG_LOAD_TIMEOUT,fatal:!1,frag:t,part:e,error:new Error(`Timeout after ${h.timeout}ms`),networkDetails:n,stats:r}))}})}))}updateStatsFromPart(t,e){const r=t.stats,i=e.stats,n=i.total;if(r.loaded+=i.loaded,n){const i=Math.round(t.duration/e.duration),s=Math.min(Math.round(r.loaded/n),i),a=(i-s)*Math.round(r.loaded/s);r.total=r.loaded+a}else r.total=Math.max(r.loaded,r.total);const s=r.loading,a=i.loading;s.start?s.first+=a.first-a.start:(s.start=a.start,s.first=a.first),s.end=a.end}resetLoader(t,e){t.loader=null,this.loader===e&&(self.clearTimeout(this.partLoadTimeout),this.loader=null),e.destroy()}}function li(t,e=null){const r=e||t,i={frag:t,part:e,responseType:"arraybuffer",url:r.url,headers:{},rangeStart:0,rangeEnd:0},n=r.byteRangeStartOffset,s=r.byteRangeEndOffset;if(p(n)&&p(s)){var a;let e=n,r=s;if("initSegment"===t.sn&&"AES-128"===(null==(a=t.decryptdata)?void 0:a.method)){const t=s-n;t%16&&(r=s+(16-t%16)),0!==n&&(i.resetIV=!0,e=n-16)}i.rangeStart=e,i.rangeEnd=r}return i}function ui(t,e){const r=new Error(`GAP ${t.gap?"tag":"attribute"} found`),i={type:T.MEDIA_ERROR,details:b.FRAG_GAP,fatal:!1,frag:t,error:r,networkDetails:null};return e&&(i.part=e),(e||t).stats.aborted=!0,new ci(i)}class ci extends Error{constructor(t){super(t.error.message),this.data=void 0,this.data=t}}class hi{constructor(t,e){this.subtle=void 0,this.aesIV=void 0,this.subtle=t,this.aesIV=e}decrypt(t,e){return this.subtle.decrypt({name:"AES-CBC",iv:this.aesIV},e,t)}}class di{constructor(t,e){this.subtle=void 0,this.key=void 0,this.subtle=t,this.key=e}expandKey(){return this.subtle.importKey("raw",this.key,{name:"AES-CBC"},!1,["encrypt","decrypt"])}}class fi{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),r=new Uint32Array(4);for(let t=0;t<4;t++)r[t]=e.getUint32(4*t);return r}initTable(){const t=this.sBox,e=this.invSBox,r=this.subMix,i=r[0],n=r[1],s=r[2],a=r[3],o=this.invSubMix,l=o[0],u=o[1],c=o[2],h=o[3],d=new Uint32Array(256);let f=0,g=0,m=0;for(m=0;m<256;m++)d[m]=m<128?m<<1:m<<1^283;for(m=0;m<256;m++){let r=g^g<<1^g<<2^g<<3^g<<4;r=r>>>8^255&r^99,t[f]=r,e[r]=f;const o=d[f],m=d[o],p=d[m];let v=257*d[r]^16843008*r;i[f]=v<<24|v>>>8,n[f]=v<<16|v>>>16,s[f]=v<<8|v>>>24,a[f]=v,v=16843009*p^65537*m^257*o^16843008*f,l[r]=v<<24|v>>>8,u[r]=v<<16|v>>>16,c[r]=v<<8|v>>>24,h[r]=v,f?(f=o^d[d[d[p^o]]],g^=d[d[g]]):f=g=1}}expandKey(t){const e=this.uint8ArrayToUint32Array_(t);let r=!0,i=0;for(;i<e.length&&r;)r=e[i]===this.key[i],i++;if(r)return;this.key=e;const n=this.keySize=e.length;if(4!==n&&6!==n&&8!==n)throw new Error("Invalid aes key size="+n);const s=this.ksRows=4*(n+6+1);let a,o;const l=this.keySchedule=new Uint32Array(s),u=this.invKeySchedule=new Uint32Array(s),c=this.sBox,h=this.rcon,d=this.invSubMix,f=d[0],g=d[1],m=d[2],p=d[3];let v,y;for(a=0;a<s;a++)a<n?v=l[a]=e[a]:(y=v,a%n==0?(y=y<<8|y>>>24,y=c[y>>>24]<<24|c[y>>>16&255]<<16|c[y>>>8&255]<<8|c[255&y],y^=h[a/n|0]<<24):n>6&&a%n==4&&(y=c[y>>>24]<<24|c[y>>>16&255]<<16|c[y>>>8&255]<<8|c[255&y]),l[a]=v=(l[a-n]^y)>>>0);for(o=0;o<s;o++)a=s-o,y=3&o?l[a]:l[a-4],u[o]=o<4||a<=4?y:f[c[y>>>24]]^g[c[y>>>16&255]]^m[c[y>>>8&255]]^p[c[255&y]],u[o]=u[o]>>>0}networkToHostOrderSwap(t){return t<<24|(65280&t)<<8|(16711680&t)>>8|t>>>24}decrypt(t,e,r){const i=this.keySize+6,n=this.invKeySchedule,s=this.invSBox,a=this.invSubMix,o=a[0],l=a[1],u=a[2],c=a[3],h=this.uint8ArrayToUint32Array_(r);let d=h[0],f=h[1],g=h[2],m=h[3];const p=new Int32Array(t),v=new Int32Array(p.length);let y,E,T,b,S,L,A,w,k,R,_,D,C,I;const P=this.networkToHostOrderSwap;for(;e<p.length;){for(k=P(p[e]),R=P(p[e+1]),_=P(p[e+2]),D=P(p[e+3]),S=k^n[0],L=D^n[1],A=_^n[2],w=R^n[3],C=4,I=1;I<i;I++)y=o[S>>>24]^l[L>>16&255]^u[A>>8&255]^c[255&w]^n[C],E=o[L>>>24]^l[A>>16&255]^u[w>>8&255]^c[255&S]^n[C+1],T=o[A>>>24]^l[w>>16&255]^u[S>>8&255]^c[255&L]^n[C+2],b=o[w>>>24]^l[S>>16&255]^u[L>>8&255]^c[255&A]^n[C+3],S=y,L=E,A=T,w=b,C+=4;y=s[S>>>24]<<24^s[L>>16&255]<<16^s[A>>8&255]<<8^s[255&w]^n[C],E=s[L>>>24]<<24^s[A>>16&255]<<16^s[w>>8&255]<<8^s[255&S]^n[C+1],T=s[A>>>24]<<24^s[w>>16&255]<<16^s[S>>8&255]<<8^s[255&L]^n[C+2],b=s[w>>>24]<<24^s[S>>16&255]<<16^s[L>>8&255]<<8^s[255&A]^n[C+3],v[e]=P(y^d),v[e+1]=P(b^f),v[e+2]=P(T^g),v[e+3]=P(E^m),d=k,f=R,g=_,m=D,e+=4}return v.buffer}}class gi{constructor(t,{removePKCS7Padding:e=!0}={}){if(this.logEnabled=!0,this.removePKCS7Padding=void 0,this.subtle=null,this.softwareDecrypter=null,this.key=null,this.fastAesKey=null,this.remainderData=null,this.currentIV=null,this.currentResult=null,this.useSoftware=void 0,this.useSoftware=t.enableSoftwareAES,this.removePKCS7Padding=e,e)try{const t=self.crypto;t&&(this.subtle=t.subtle||t.webkitSubtle)}catch(t){}this.useSoftware=!this.subtle}destroy(){this.subtle=null,this.softwareDecrypter=null,this.key=null,this.fastAesKey=null,this.remainderData=null,this.currentIV=null,this.currentResult=null}isSync(){return this.useSoftware}flush(){const{currentResult:t,remainderData:e}=this;if(!t||e)return this.reset(),null;const r=new Uint8Array(t);return this.reset(),this.removePKCS7Padding?function(t){const e=t.byteLength,r=e&&new DataView(t.buffer).getUint8(e-1);return r?at(t,0,e-r):t}(r):r}reset(){this.currentResult=null,this.currentIV=null,this.remainderData=null,this.softwareDecrypter&&(this.softwareDecrypter=null)}decrypt(t,e,r){return this.useSoftware?new Promise(((i,n)=>{this.softwareDecrypt(new Uint8Array(t),e,r);const s=this.flush();s?i(s.buffer):n(new Error("[softwareDecrypt] Failed to decrypt data"))})):this.webCryptoDecrypt(new Uint8Array(t),e,r)}softwareDecrypt(t,e,r){const{currentIV:i,currentResult:n,remainderData:s}=this;this.logOnce("JS AES decrypt"),s&&(t=Wt(s,t),this.remainderData=null);const a=this.getValidChunk(t);if(!a.length)return null;i&&(r=i);let o=this.softwareDecrypter;o||(o=this.softwareDecrypter=new fi),o.expandKey(e);const l=n;return this.currentResult=o.decrypt(a.buffer,0,r),this.currentIV=at(a,-16).buffer,l||null}webCryptoDecrypt(t,e,r){if(this.key!==e||!this.fastAesKey){if(!this.subtle)return Promise.resolve(this.onWebCryptoError(t,e,r));this.key=e,this.fastAesKey=new di(this.subtle,e)}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 hi(this.subtle,new Uint8Array(r)).decrypt(t.buffer,e)})).catch((i=>(k.warn(`[decrypter]: WebCrypto Error, disable WebCrypto API, ${i.name}: ${i.message}`),this.onWebCryptoError(t,e,r))))}onWebCryptoError(t,e,r){this.useSoftware=!0,this.logEnabled=!0,this.softwareDecrypt(t,e,r);const i=this.flush();if(i)return i.buffer;throw new Error("WebCrypto and softwareDecrypt: failed to decrypt data")}getValidChunk(t){let e=t;const r=t.length-t.length%16;return r!==t.length&&(e=at(t,0,r),this.remainderData=at(t,r)),e}logOnce(t){this.logEnabled&&(k.log(`[decrypter]: ${t}`),this.logEnabled=!1)}}const mi=function(t){let e="";const r=t.length;for(let i=0;i<r;i++)e+=`[${t.start(i).toFixed(3)}-${t.end(i).toFixed(3)}]`;return e},pi="STOPPED",vi="IDLE",yi="KEY_LOADING",Ei="FRAG_LOADING",Ti="FRAG_LOADING_WAITING_RETRY",bi="WAITING_TRACK",Si="PARSING",Li="PARSED",Ai="ENDED",wi="ERROR",ki="WAITING_INIT_PTS",Ri="WAITING_LEVEL";class _i extends Vr{constructor(t,e,r,i,n){super(),this.hls=void 0,this.fragPrevious=null,this.fragCurrent=null,this.fragmentTracker=void 0,this.transmuxer=null,this._state=pi,this.playlistType=void 0,this.media=null,this.mediaBuffer=null,this.config=void 0,this.bitrateTest=!1,this.lastCurrentTime=0,this.nextLoadPosition=0,this.startPosition=0,this.startTimeOffset=null,this.loadedmetadata=!1,this.retryDate=0,this.levels=null,this.fragmentLoader=void 0,this.keyLoader=void 0,this.levelLastLoaded=null,this.startFragRequested=!1,this.decrypter=void 0,this.initPTS=[],this.buffering=!0,this.onvseeking=null,this.onvended=null,this.logPrefix="",this.log=void 0,this.warn=void 0,this.playlistType=n,this.logPrefix=i,this.log=k.log.bind(k,`${i}:`),this.warn=k.warn.bind(k,`${i}:`),this.hls=t,this.fragmentLoader=new oi(t.config),this.keyLoader=r,this.fragmentTracker=e,this.config=t.config,this.decrypter=new gi(t.config),t.on(E.MANIFEST_LOADED,this.onManifestLoaded,this)}doTick(){this.onTickEnd()}onTickEnd(){}startLoad(t){}stopLoad(){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=pi}pauseBuffering(){this.buffering=!1}resumeBuffering(){this.buffering=!0}_streamEnded(t,e){if(e.live||t.nextStart||!t.end||!this.media)return!1;const r=e.partList;if(null!=r&&r.length){const t=r[r.length-1];return Zr.isBuffered(this.media,t.start+t.duration/2)}const i=e.fragments[e.fragments.length-1].type;return this.fragmentTracker.isEndListAppended(i)}getLevelDetails(){var t;if(this.levels&&null!==this.levelLastLoaded)return null==(t=this.levelLastLoaded)?void 0:t.details}onMediaAttached(t,e){const r=this.media=this.mediaBuffer=e.media;this.onvseeking=this.onMediaSeeking.bind(this),this.onvended=this.onMediaEnded.bind(this),r.addEventListener("seeking",this.onvseeking),r.addEventListener("ended",this.onvended);const i=this.config;this.levels&&i.autoStartLoad&&this.state===pi&&this.startLoad(i.startPosition)}onMediaDetaching(){const t=this.media;null!=t&&t.ended&&(this.log("MSE detaching and video ended, reset startPosition"),this.startPosition=this.lastCurrentTime=0),t&&this.onvseeking&&this.onvended&&(t.removeEventListener("seeking",this.onvseeking),t.removeEventListener("ended",this.onvended),this.onvseeking=this.onvended=null),this.keyLoader&&this.keyLoader.detach(),this.media=this.mediaBuffer=null,this.loadedmetadata=!1,this.fragmentTracker.removeAllFragments(),this.stopLoad()}onMediaSeeking(){const{config:t,fragCurrent:e,media:r,mediaBuffer:i,state:n}=this,s=r?r.currentTime:0,a=Zr.bufferInfo(i||r,s,t.maxBufferHole);if(this.log(`media seeking to ${p(s)?s.toFixed(3):s}, state: ${n}`),this.state===Ai)this.resetLoadingState();else if(e){const r=t.maxFragLookUpTolerance,i=e.start-r,n=e.start+e.duration+r;if(!a.len||n<a.start||i>a.end){const t=s>n;(s<i||t)&&(t&&e.loader&&(this.log("seeking outside of buffer while fragment load in progress, cancel fragment load"),e.abortRequests(),this.resetLoadingState()),this.fragPrevious=null)}}r&&(this.fragmentTracker.removeFragmentsInRange(s,Infinity,this.playlistType,!0),this.lastCurrentTime=s),this.loadedmetadata||a.len||(this.nextLoadPosition=this.startPosition=s),this.tickImmediate()}onMediaEnded(){this.startPosition=this.lastCurrentTime=0}onManifestLoaded(t,e){this.startTimeOffset=e.startTimeOffset,this.initPTS=[]}onHandlerDestroying(){this.hls.off(E.MANIFEST_LOADED,this.onManifestLoaded,this),this.stopLoad(),super.onHandlerDestroying(),this.hls=null}onHandlerDestroyed(){this.state=pi,this.fragmentLoader&&this.fragmentLoader.destroy(),this.keyLoader&&this.keyLoader.destroy(),this.decrypter&&this.decrypter.destroy(),this.hls=this.log=this.warn=this.decrypter=this.keyLoader=this.fragmentLoader=this.fragmentTracker=null,super.onHandlerDestroyed()}loadFragment(t,e,r){this._loadFragForPlayback(t,e,r)}_loadFragForPlayback(t,e,r){this._doFragLoad(t,e,r,(e=>{if(this.fragContextChanged(t))return this.warn(`Fragment ${t.sn}${e.part?" p: "+e.part.index:""} of level ${t.level} was dropped during download.`),void this.fragmentTracker.removeFragment(t);t.stats.chunkCount++,this._handleFragmentLoadProgress(e)})).then((e=>{if(!e)return;const r=this.state;this.fragContextChanged(t)?(r===Ei||!this.fragCurrent&&r===Si)&&(this.fragmentTracker.removeFragment(t),this.state=vi):("payload"in e&&(this.log(`Loaded fragment ${t.sn} of level ${t.level}`),this.hls.trigger(E.FRAG_LOADED,e)),this._handleFragmentLoadComplete(e))})).catch((e=>{this.state!==pi&&this.state!==wi&&(this.warn(`Frag error: ${(null==e?void 0:e.message)||e}`),this.resetFragmentLoading(t))}))}clearTrackerIfNeeded(t){var e;const{fragmentTracker:r}=this;if(r.getState(t)===Kr){const e=t.type,i=this.getFwdBufferInfo(this.mediaBuffer,e),n=Math.max(t.duration,i?i.len:this.config.maxBufferLength),s=this.backtrackFragment;(1===(s?t.sn-s.sn:0)||this.reduceMaxBufferLength(n,t.duration))&&r.removeFragment(t)}else 0===(null==(e=this.mediaBuffer)?void 0:e.buffered.length)?r.removeAllFragments():r.hasParts(t.type)&&(r.detectPartialFragments({frag:t,part:null,stats:t.stats,id:t.type}),r.getState(t)===Yr&&r.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)}flushMainBuffer(t,e,r=null){if(!(t-e))return;const i={startOffset:t,endOffset:e,type:r};this.hls.trigger(E.BUFFER_FLUSHING,i)}_loadInitSegment(t,e){this._doFragLoad(t,e).then((e=>{if(!e||this.fragContextChanged(t)||!this.levels)throw new Error("init load aborted");return e})).then((e=>{const{hls:r}=this,{payload:i}=e,n=t.decryptdata;if(i&&i.byteLength>0&&null!=n&&n.key&&n.iv&&"AES-128"===n.method){const s=self.performance.now();return this.decrypter.decrypt(new Uint8Array(i),n.key.buffer,n.iv.buffer).catch((e=>{throw r.trigger(E.ERROR,{type:T.MEDIA_ERROR,details:b.FRAG_DECRYPT_ERROR,fatal:!1,error:e,reason:e.message,frag:t}),e})).then((i=>{const n=self.performance.now();return r.trigger(E.FRAG_DECRYPTED,{frag:t,payload:i,stats:{tstart:s,tdecrypt:n}}),e.payload=i,this.completeInitSegmentLoad(e)}))}return this.completeInitSegmentLoad(e)})).catch((e=>{this.state!==pi&&this.state!==wi&&(this.warn(e),this.resetFragmentLoading(t))}))}completeInitSegmentLoad(t){const{levels:e}=this;if(!e)throw new Error("init load aborted, missing levels");const r=t.frag.stats;this.state=vi,t.frag.data=new Uint8Array(t.payload),r.parsing.start=r.buffering.start=self.performance.now(),r.parsing.end=r.buffering.end=self.performance.now(),this.tick()}fragContextChanged(t){const{fragCurrent:e}=this;return!t||!e||t.sn!==e.sn||t.level!==e.level}fragBufferedComplete(t,e){var r,i,n,s;const a=this.mediaBuffer?this.mediaBuffer:this.media;if(this.log(`Buffered ${t.type} sn: ${t.sn}${e?" part: "+e.index:""} of ${this.playlistType===Pe?"level":"track"} ${t.level} (frag:[${(null!=(r=t.startPTS)?r:NaN).toFixed(3)}-${(null!=(i=t.endPTS)?i:NaN).toFixed(3)}] > buffer:${a?mi(Zr.getBuffered(a)):"(detached)"})`),"initSegment"!==t.sn){var o;if(t.type!==Oe){const e=t.elementaryStreams;if(!Object.keys(e).some((t=>!!e[t])))return void(this.state=vi)}const e=null==(o=this.levels)?void 0:o[t.level];null!=e&&e.fragmentError&&(this.log(`Resetting level fragment error count of ${e.fragmentError} on frag buffered`),e.fragmentError=0)}this.state=vi,a&&(!this.loadedmetadata&&t.type==Pe&&a.buffered.length&&(null==(n=this.fragCurrent)?void 0:n.sn)===(null==(s=this.fragPrevious)?void 0:s.sn)&&(this.loadedmetadata=!0,this.seekToStartPos()),this.tick())}seekToStartPos(){}_handleFragmentLoadComplete(t){const{transmuxer:e}=this;if(!e)return;const{frag:r,part:i,partsLoaded:n}=t,s=!n||0===n.length||n.some((t=>!t)),a=new ti(r.level,r.sn,r.stats.chunkCount+1,0,i?i.index:-1,!s);e.flush(a)}_handleFragmentLoadProgress(t){}_doFragLoad(t,e,r=null,i){var n;const s=null==e?void 0:e.details;if(!this.levels||!s)throw new Error(`frag load aborted, missing level${s?"":" detail"}s`);let a=null;if(!t.encrypted||null!=(n=t.decryptdata)&&n.key?!t.encrypted&&s.encryptedFragments.length&&this.keyLoader.loadClear(t,s.encryptedFragments):(this.log(`Loading key for ${t.sn} of [${s.startSN}-${s.endSN}], ${"[stream-controller]"===this.logPrefix?"level":"track"} ${t.level}`),this.state=yi,this.fragCurrent=t,a=this.keyLoader.load(t).then((t=>{if(!this.fragContextChanged(t.frag))return this.hls.trigger(E.KEY_LOADED,t),this.state===yi&&(this.state=vi),t})),this.hls.trigger(E.KEY_LOADING,{frag:t}),null===this.fragCurrent&&(a=Promise.reject(new Error("frag load aborted, context changed in KEY_LOADING")))),r=Math.max(t.start,r||0),this.config.lowLatencyMode&&"initSegment"!==t.sn){const n=s.partList;if(n&&i){r>t.end&&s.fragmentHint&&(t=s.fragmentHint);const o=this.getNextPart(n,t,r);if(o>-1){const l=n[o];let u;return this.log(`Loading part sn: ${t.sn} p: ${l.index} cc: ${t.cc} of playlist [${s.startSN}-${s.endSN}] parts [0-${o}-${n.length-1}] ${"[stream-controller]"===this.logPrefix?"level":"track"}: ${t.level}, target: ${parseFloat(r.toFixed(3))}`),this.nextLoadPosition=l.start+l.duration,this.state=Ei,u=a?a.then((r=>!r||this.fragContextChanged(r.frag)?null:this.doFragPartsLoad(t,l,e,i))).catch((t=>this.handleFragLoadError(t))):this.doFragPartsLoad(t,l,e,i).catch((t=>this.handleFragLoadError(t))),this.hls.trigger(E.FRAG_LOADING,{frag:t,part:l,targetBufferTime:r}),null===this.fragCurrent?Promise.reject(new Error("frag load aborted, context changed in FRAG_LOADING parts")):u}if(!t.url||this.loadedEndOfParts(n,r))return Promise.resolve(null)}}this.log(`Loading fragment ${t.sn} cc: ${t.cc} ${s?"of ["+s.startSN+"-"+s.endSN+"] ":""}${"[stream-controller]"===this.logPrefix?"level":"track"}: ${t.level}, target: ${parseFloat(r.toFixed(3))}`),p(t.sn)&&!this.bitrateTest&&(this.nextLoadPosition=t.start+t.duration),this.state=Ei;const o=this.config.progressive;let l;return l=o&&a?a.then((e=>!e||this.fragContextChanged(null==e?void 0:e.frag)?null:this.fragmentLoader.load(t,i))).catch((t=>this.handleFragLoadError(t))):Promise.all([this.fragmentLoader.load(t,o?i:void 0),a]).then((([t])=>(!o&&t&&i&&i(t),t))).catch((t=>this.handleFragLoadError(t))),this.hls.trigger(E.FRAG_LOADING,{frag:t,targetBufferTime:r}),null===this.fragCurrent?Promise.reject(new Error("frag load aborted, context changed in FRAG_LOADING")):l}doFragPartsLoad(t,e,r,i){return new Promise(((n,s)=>{var a;const o=[],l=null==(a=r.details)?void 0:a.partList,u=e=>{this.fragmentLoader.loadPart(t,e,i).then((i=>{o[e.index]=i;const s=i.part;this.hls.trigger(E.FRAG_LOADED,i);const a=dr(r,t.sn,e.index+1)||fr(l,t.sn,e.index+1);if(!a)return n({frag:t,part:s,partsLoaded:o});u(a)})).catch(s)};u(e)}))}handleFragLoadError(t){if("data"in t){const e=t.data;t.data&&e.details===b.INTERNAL_ABORTED?this.handleFragLoadAborted(e.frag,e.part):this.hls.trigger(E.ERROR,e)}else this.hls.trigger(E.ERROR,{type:T.OTHER_ERROR,details:b.INTERNAL_EXCEPTION,err:t,error:t,fatal:!0});return null}_handleTransmuxerFlush(t){const e=this.getCurrentContext(t);if(!e||this.state!==Si)return void(this.fragCurrent||this.state===pi||this.state===wi||(this.state=vi));const{frag:r,part:i,level:n}=e,s=self.performance.now();r.stats.parsing.end=s,i&&(i.stats.parsing.end=s),this.updateLevelTiming(r,i,n,t.partial)}getCurrentContext(t){const{levels:e,fragCurrent:r}=this,{level:i,sn:n,part:s}=t;if(null==e||!e[i])return this.warn(`Levels object was unset while buffering fragment ${n} of level ${i}. The current chunk will not be buffered.`),null;const a=e[i],o=s>-1?dr(a,n,s):null,l=o?o.fragment:function(t,e,r){if(null==t||!t.details)return null;const i=t.details;let n=i.fragments[e-i.startSN];return n||(n=i.fragmentHint,n&&n.sn===e?n:e<i.startSN&&r&&r.sn===e?r:null)}(a,n,r);return l?(r&&r!==l&&(l.stats=r.stats),{frag:l,part:o,level:a}):null}bufferFragmentData(t,e,r,i,n){var s;if(!t||this.state!==Si)return;const{data1:a,data2:o}=t;let l=a;if(a&&o&&(l=Wt(a,o)),null==(s=l)||!s.length)return;const u={type:t.type,frag:e,part:r,chunkMeta:i,parent:e.type,data:l};if(this.hls.trigger(E.BUFFER_APPENDING,u),t.dropped&&t.independent&&!r){if(n)return;this.flushBufferGap(e)}}flushBufferGap(t){const e=this.media;if(!e)return;if(!Zr.isBuffered(e,e.currentTime))return void this.flushMainBuffer(0,t.start);const r=e.currentTime,i=Zr.bufferInfo(e,r,0),n=t.duration,s=Math.min(2*this.config.maxFragLookUpTolerance,.25*n),a=Math.max(Math.min(t.start-s,i.end-s),r+s);t.start-a>s&&this.flushMainBuffer(a,t.start)}getFwdBufferInfo(t,e){const r=this.getLoadPosition();return p(r)?this.getFwdBufferInfoAtPos(t,r,e):null}getFwdBufferInfoAtPos(t,e,r){const{config:{maxBufferHole:i}}=this,n=Zr.bufferInfo(t,e,i);if(0===n.len&&void 0!==n.nextStart){const s=this.fragmentTracker.getBufferedFrag(e,r);if(s&&n.nextStart<s.end)return Zr.bufferInfo(t,e,Math.max(n.nextStart,i))}return n}getMaxBufferLength(t){const{config:e}=this;let r;return r=t?Math.max(8*e.maxBufferSize/t,e.maxBufferLength):e.maxBufferLength,Math.min(r,e.maxMaxBufferLength)}reduceMaxBufferLength(t,e){const r=this.config,i=Math.max(Math.min(t-e,r.maxBufferLength),e),n=Math.max(t-3*e,r.maxMaxBufferLength/2,i);return n>=i&&(r.maxMaxBufferLength=n,this.warn(`Reduce max buffer length to ${n}s`),!0)}getAppendedFrag(t,e=Pe){const r=this.fragmentTracker.getAppendedFrag(t,Pe);return r&&"fragment"in r?r.fragment:r}getNextFragment(t,e){const r=e.fragments,i=r.length;if(!i)return null;const{config:n}=this,s=r[0].start;let a;if(e.live){const o=n.initialLiveManifestSize;if(i<o)return this.warn(`Not enough fragments to start playback (have: ${i}, need: ${o})`),null;(!e.PTSKnown&&!this.startFragRequested&&-1===this.startPosition||t<s)&&(a=this.getInitialLiveFragment(e,r),this.startPosition=this.nextLoadPosition=a?this.hls.liveSyncPosition||a.start:t)}else t<=s&&(a=r[0]);if(!a){const r=n.lowLatencyMode?e.partEnd:e.fragmentEnd;a=this.getFragmentAtPosition(t,r,e)}return this.mapToInitFragWhenRequired(a)}isLoopLoading(t,e){const r=this.fragmentTracker.getState(t);return(r===qr||r===Yr&&!!t.gap)&&this.nextLoadPosition>e}getNextFragmentLoopLoading(t,e,r,i,n){const s=t.gap,a=this.getNextFragment(this.nextLoadPosition,e);if(null===a)return a;if(t=a,s&&t&&!t.gap&&r.nextStart){const e=this.getFwdBufferInfoAtPos(this.mediaBuffer?this.mediaBuffer:this.media,r.nextStart,i);if(null!==e&&r.len+e.len>=n)return this.log(`buffer full after gaps in "${i}" playlist starting at sn: ${t.sn}`),null}return t}mapToInitFragWhenRequired(t){return null==t||!t.initSegment||null!=t&&t.initSegment.data||this.bitrateTest?t:t.initSegment}getNextPart(t,e,r){let i=-1,n=!1,s=!0;for(let a=0,o=t.length;a<o;a++){const o=t[a];if(s=s&&!o.independent,i>-1&&r<o.start)break;const l=o.loaded;l?i=-1:(n||o.independent||s)&&o.fragment===e&&(i=a),n=l}return i}loadedEndOfParts(t,e){const r=t[t.length-1];return r&&e>r.start&&r.loaded}getInitialLiveFragment(t,e){const r=this.fragPrevious;let i=null;if(r){if(t.hasProgramDateTime&&(this.log(`Live playlist, switching playlist, load frag with same PDT: ${r.programDateTime}`),i=function(t,e,r){if(null===e||!Array.isArray(t)||!t.length||!p(e))return null;if(e<(t[0].programDateTime||0))return null;if(e>=(t[t.length-1].endProgramDateTime||0))return null;r=r||0;for(let i=0;i<t.length;++i){const n=t[i];if(Lr(e,r,n))return n}return null}(e,r.endProgramDateTime,this.config.maxFragLookUpTolerance)),!i){const n=r.sn+1;if(n>=t.startSN&&n<=t.endSN){const s=e[n-t.startSN];r.cc===s.cc&&(i=s,this.log(`Live playlist, switching playlist, load frag with next SN: ${i.sn}`))}i||(i=function(t,e){return Tr(t,(t=>t.cc<e?1:t.cc>e?-1:0))}(e,r.cc),i&&this.log(`Live playlist, switching playlist, load frag with same CC: ${i.sn}`))}}else{const e=this.hls.liveSyncPosition;null!==e&&(i=this.getFragmentAtPosition(e,this.bitrateTest?t.fragmentEnd:t.edge,t))}return i}getFragmentAtPosition(t,e,r){const{config:i}=this;let{fragPrevious:n}=this,{fragments:s,endSN:a}=r;const{fragmentHint:o}=r,{maxFragLookUpTolerance:l}=i,u=r.partList,c=!!(i.lowLatencyMode&&null!=u&&u.length&&o);let h;if(c&&o&&!this.bitrateTest&&(s=s.concat(o),a=o.sn),t<e){h=br(n,s,t,t>e-l?0:l)}else h=s[s.length-1];if(h){const t=h.sn-r.startSN,e=this.fragmentTracker.getState(h);if((e===qr||e===Yr&&h.gap)&&(n=h),n&&h.sn===n.sn&&(!c||u[0].fragment.sn>h.sn)){if(n&&h.level===n.level){const e=s[t+1];h=h.sn<a&&this.fragmentTracker.getState(e)!==qr?e:null}}}return h}synchronizeToLiveEdge(t){const{config:e,media:r}=this;if(!r)return;const i=this.hls.liveSyncPosition,n=r.currentTime,s=t.fragments[0].start,a=t.edge,o=n>=s-e.maxFragLookUpTolerance&&n<=a;if(null!==i&&r.duration>i&&(n<i||!o)){const s=void 0!==e.liveMaxLatencyDuration?e.liveMaxLatencyDuration:e.liveMaxLatencyDurationCount*t.targetduration;(!o&&r.readyState<4||n<a-s)&&(this.loadedmetadata||(this.nextLoadPosition=i),r.readyState&&(this.warn(`Playback: ${n.toFixed(3)} is located too far from the end of live sliding playlist: ${a}, reset currentTime to : ${i.toFixed(3)}`),r.currentTime=i))}}alignPlaylists(t,e,r){const i=t.fragments.length;if(!i)return this.warn("No fragments in live playlist"),0;const n=t.fragments[0].start,s=!e,a=t.alignedSliding&&p(n);if(s||!a&&!n){const{fragPrevious:n}=this;ni(n,r,t);const s=t.fragments[0].start;return this.log(`Live playlist sliding: ${s.toFixed(2)} start-sn: ${e?e.startSN:"na"}->${t.startSN} prev-sn: ${n?n.sn:"na"} fragments: ${i}`),s}return n}waitForCdnTuneIn(t){return t.live&&t.canBlockReload&&t.partTarget&&t.tuneInGoal>Math.max(t.partHoldBack,3*t.partTarget)}setStartPosition(t,e){let r=this.startPosition;if(r<e&&(r=-1),-1===r||-1===this.lastCurrentTime){const i=null!==this.startTimeOffset,n=i?this.startTimeOffset:t.startTimeOffset;null!==n&&p(n)?(r=e+n,n<0&&(r+=t.totalduration),r=Math.min(Math.max(e,r),e+t.totalduration),this.log(`Start time offset ${n} found in ${i?"multivariant":"media"} playlist, adjust startPosition to ${r}`),this.startPosition=r):t.live?r=this.hls.liveSyncPosition||e:this.startPosition=r=0,this.lastCurrentTime=r}this.nextLoadPosition=r}getLoadPosition(){const{media:t}=this;let e=0;return this.loadedmetadata&&t?e=t.currentTime:this.nextLoadPosition&&(e=this.nextLoadPosition),e}handleFragLoadAborted(t,e){this.transmuxer&&"initSegment"!==t.sn&&t.stats.aborted&&(this.warn(`Fragment ${t.sn}${e?" part "+e.index:""} of level ${t.level} was aborted`),this.resetFragmentLoading(t))}resetFragmentLoading(t){this.fragCurrent&&(this.fragContextChanged(t)||this.state===Ti)||(this.state=vi)}onFragmentOrKeyLoadError(t,e){if(e.chunkMeta&&!e.frag){const t=this.getCurrentContext(e.chunkMeta);t&&(e.frag=t.frag)}const r=e.frag;if(!r||r.type!==t||!this.levels)return;var i;if(this.fragContextChanged(r))return void this.warn(`Frag load error must match current frag to retry ${r.url} > ${null==(i=this.fragCurrent)?void 0:i.url}`);const n=e.details===b.FRAG_GAP;n&&this.fragmentTracker.fragBuffered(r,!0);const s=e.errorAction,{action:a,retryCount:o=0,retryConfig:l}=s||{};if(s&&a===Rr&&l){this.resetStartWhenNotLoaded(this.levelLastLoaded);const i=vr(l,o);this.warn(`Fragment ${r.sn} of ${t} ${r.level} errored with ${e.details}, retrying loading ${o+1}/${l.maxNumRetry} in ${i}ms`),s.resolved=!0,this.retryDate=self.performance.now()+i,this.state=Ti}else if(l&&s){if(this.resetFragmentErrors(t),!(o<l.maxNumRetry))return void k.warn(`${e.details} reached or exceeded max retry (${o})`);n||a===kr||(s.resolved=!0)}else(null==s?void 0:s.action)===wr?this.state=Ri:this.state=wi;this.tickImmediate()}reduceLengthAndFlushBuffer(t){if(this.state===Si||this.state===Li){const e=t.frag,r=t.parent,i=this.getFwdBufferInfo(this.mediaBuffer,r),n=i&&i.len>.5;n&&this.reduceMaxBufferLength(i.len,(null==e?void 0:e.duration)||10);const s=!n;return s&&this.warn(`Buffer full error while media.currentTime is not buffered, flush ${r} buffer`),e&&(this.fragmentTracker.removeFragment(e),this.nextLoadPosition=e.start),this.resetLoadingState(),s}return!1}resetFragmentErrors(t){t===xe&&(this.fragCurrent=null),this.loadedmetadata||(this.startFragRequested=!1),this.state!==pi&&(this.state=vi)}afterBufferFlushed(t,e,r){if(!t)return;const i=Zr.getBuffered(t);this.fragmentTracker.detectEvictedFragments(e,i,r),this.state===Ai&&this.resetLoadingState()}resetLoadingState(){this.log("Reset loading state"),this.fragCurrent=null,this.fragPrevious=null,this.state=vi}resetStartWhenNotLoaded(t){if(!this.loadedmetadata){this.startFragRequested=!1;const e=t?t.details:null;null!=e&&e.live?(this.startPosition=-1,this.setStartPosition(e,0),this.resetLoadingState()):this.nextLoadPosition=this.startPosition}}resetWhenMissingContext(t){this.warn(`The loading context changed while buffering fragment ${t.sn} of level ${t.level}. This chunk will not be buffered.`),this.removeUnbufferedFrags(),this.resetStartWhenNotLoaded(this.levelLastLoaded),this.resetLoadingState()}removeUnbufferedFrags(t=0){this.fragmentTracker.removeFragmentsInRange(t,Infinity,this.playlistType,!1,!0)}updateLevelTiming(t,e,r,i){var n;const s=r.details;if(!s)return void this.warn("level.details undefined");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 l=i?0:lr(s,t,a.startPTS,a.endPTS,a.startDTS,a.endDTS);return this.hls.trigger(E.LEVEL_PTS_UPDATED,{details:s,level:r,drift:l,type:n,frag:t,start:a.startPTS,end:a.endPTS}),!0}return e}),!1)&&null===(null==(n=this.transmuxer)?void 0:n.error)){const e=new Error(`Found no media in fragment ${t.sn} of level ${t.level} resetting transmuxer to fallback to playlist timing`);if(0===r.fragmentError&&(r.fragmentError++,t.gap=!0,this.fragmentTracker.removeFragment(t),this.fragmentTracker.fragBuffered(t,!0)),this.warn(e.message),this.hls.trigger(E.ERROR,{type:T.MEDIA_ERROR,details:b.FRAG_PARSING_ERROR,fatal:!1,error:e,frag:t,reason:`Found no media in msn ${t.sn} of level "${r.url}"`}),!this.hls)return;this.resetTransmuxer()}this.state=Li,this.hls.trigger(E.FRAG_PARSED,{frag:t,part:e})}resetTransmuxer(){this.transmuxer&&(this.transmuxer.destroy(),this.transmuxer=null)}recoverWorkerError(t){"demuxerWorker"===t.event&&(this.fragmentTracker.removeAllFragments(),this.resetTransmuxer(),this.resetStartWhenNotLoaded(this.levelLastLoaded),this.resetLoadingState())}set state(t){const e=this._state;e!==t&&(this._state=t,this.log(`${e}->${t}`))}get state(){return this._state}}class Di{constructor(){this.chunks=[],this.dataLength=0}push(t){this.chunks.push(t),this.dataLength+=t.length}flush(){const{chunks:t,dataLength:e}=this;let r;return t.length?(r=1===t.length?t[0]:function(t,e){const r=new Uint8Array(e);let i=0;for(let e=0;e<t.length;e++){const n=t[e];r.set(n,i),i+=n.length}return r}(t,e),this.reset(),r):new Uint8Array(0)}reset(){this.chunks.length=0,this.dataLength=0}}function Ci(t="",e=9e4){return{type:t,id:-1,pid:-1,inputTimeScale:e,sequenceNumber:-1,samples:[],dropped:0}}class Ii{constructor(){this._audioTrack=void 0,this._id3Track=void 0,this.frameIndex=0,this.cachedData=null,this.basePTS=null,this.initPTS=null,this.lastPTS=null}resetInitSegment(t,e,r,i){this._id3Track={type:"id3",id:3,pid:-1,inputTimeScale:9e4,sequenceNumber:0,samples:[],dropped:0}}resetTimeStamp(t){this.initPTS=t,this.resetContiguity()}resetContiguity(){this.basePTS=null,this.lastPTS=null,this.frameIndex=0}canParse(t,e){return!1}appendFrame(t,e,r){}demux(t,e){this.cachedData&&(t=Wt(this.cachedData,t),this.cachedData=null);let r,i=ut(t,0),n=i?i.length:0;const s=this._audioTrack,a=this._id3Track,o=i?dt(i):void 0,l=t.length;for((null===this.basePTS||0===this.frameIndex&&p(o))&&(this.basePTS=Pi(o,e,this.initPTS),this.lastPTS=this.basePTS),null===this.lastPTS&&(this.lastPTS=this.basePTS),i&&i.length>0&&a.samples.push({pts:this.lastPTS,dts:this.lastPTS,data:i,type:We,duration:Number.POSITIVE_INFINITY});n<l;){if(this.canParse(t,n)){const e=this.appendFrame(s,t,n);e?(this.frameIndex++,this.lastPTS=e.sample.pts,n+=e.length,r=n):n=l}else ht(t,n)?(i=ut(t,n),a.samples.push({pts:this.lastPTS,dts:this.lastPTS,data:i,type:We,duration:Number.POSITIVE_INFINITY}),n+=i.length,r=n):n++;if(n===l&&r!==l){const e=at(t,r);this.cachedData?this.cachedData=Wt(this.cachedData,e):this.cachedData=e}}return{audioTrack:s,videoTrack:Ci(),id3Track:a,textTrack:Ci()}}demuxSampleAes(t,e,r){return Promise.reject(new Error(`[${this}] This demuxer does not support Sample-AES decryption`))}flush(t){const e=this.cachedData;return e&&(this.cachedData=null,this.demux(e,0)),{audioTrack:this._audioTrack,videoTrack:Ci(),id3Track:this._id3Track,textTrack:Ci()}}destroy(){}}const Pi=(t,e,r)=>{if(p(t))return 90*t;return 9e4*e+(r?9e4*r.baseTime/r.timescale:0)};function xi(t,e){return 255===t[e]&&240==(246&t[e+1])}function Oi(t,e){return 1&t[e+1]?7:9}function Mi(t,e){return(3&t[e+3])<<11|t[e+4]<<3|(224&t[e+5])>>>5}function Fi(t,e){return e+1<t.length&&xi(t,e)}function Ni(t,e){if(Fi(t,e)){const r=Oi(t,e);if(e+r>=t.length)return!1;const i=Mi(t,e);if(i<=r)return!1;const n=e+i;return n===t.length||Fi(t,n)}return!1}function Bi(t,e,r,i,n){if(!t.samplerate){const s=function(t,e,r,i){let n,s,a,o;const l=navigator.userAgent.toLowerCase(),u=i,c=[96e3,88200,64e3,48e3,44100,32e3,24e3,22050,16e3,12e3,11025,8e3,7350];n=1+((192&e[r+2])>>>6);const h=(60&e[r+2])>>>2;if(!(h>c.length-1))return a=(1&e[r+2])<<2,a|=(192&e[r+3])>>>6,k.log(`manifest codec:${i}, ADTS type:${n}, samplingIndex:${h}`),/firefox/i.test(l)?h>=6?(n=5,o=new Array(4),s=h-3):(n=2,o=new Array(2),s=h):-1!==l.indexOf("android")?(n=2,o=new Array(2),s=h):(n=5,o=new Array(4),i&&(-1!==i.indexOf("mp4a.40.29")||-1!==i.indexOf("mp4a.40.5"))||!i&&h>=6?s=h-3:((i&&-1!==i.indexOf("mp4a.40.2")&&(h>=6&&1===a||/vivaldi/i.test(l))||!i&&1===a)&&(n=2,o=new Array(2)),s=h)),o[0]=n<<3,o[0]|=(14&h)>>1,o[1]|=(1&h)<<7,o[1]|=a<<3,5===n&&(o[1]|=(14&s)>>1,o[2]=(1&s)<<7,o[2]|=8,o[3]=0),{config:o,samplerate:c[h],channelCount:a,codec:"mp4a.40."+n,manifestCodec:u};{const e=new Error(`invalid ADTS sampling index:${h}`);t.emit(E.ERROR,E.ERROR,{type:T.MEDIA_ERROR,details:b.FRAG_PARSING_ERROR,fatal:!0,error:e,reason:e.message})}}(e,r,i,n);if(!s)return;t.config=s.config,t.samplerate=s.samplerate,t.channelCount=s.channelCount,t.codec=s.codec,t.manifestCodec=s.manifestCodec,k.log(`parsed codec:${t.codec}, rate:${s.samplerate}, channels:${s.channelCount}`)}}function Ui(t){return 9216e4/t}function $i(t,e,r,i,n){const s=i+n*Ui(t.samplerate),a=function(t,e){const r=Oi(t,e);if(e+r<=t.length){const i=Mi(t,e)-r;if(i>0)return{headerLength:r,frameLength:i}}}(e,r);let o;if(a){const{frameLength:i,headerLength:n}=a,l=n+i,u=Math.max(0,r+l-e.length);u?(o=new Uint8Array(l-n),o.set(e.subarray(r+n,e.length),0)):o=e.subarray(r+n,r+l);const c={unit:o,pts:s};return u||t.samples.push(c),{sample:c,length:l,missing:u}}const l=e.length-r;o=new Uint8Array(l),o.set(e.subarray(r,e.length),0);return{sample:{unit:o,pts:s},length:l,missing:-1}}let Gi=null;const Hi=[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],Wi=[44100,48e3,32e3,22050,24e3,16e3,11025,12e3,8e3],Vi=[[0,72,144,12],[0,0,0,0],[0,72,144,12],[0,144,144,12]],ji=[0,1,1,4];function Ki(t,e,r,i,n){if(r+24>e.length)return;const s=Yi(e,r);if(s&&r+s.frameLength<=e.length){const a=i+n*(9e4*s.samplesPerFrame/s.sampleRate),o={unit:e.subarray(r,r+s.frameLength),pts:a,dts:a};return t.config=[],t.channelCount=s.channelCount,t.samplerate=s.sampleRate,t.samples.push(o),{sample:o,length:s.frameLength,missing:0}}}function Yi(t,e){const r=t[e+1]>>3&3,i=t[e+1]>>1&3,n=t[e+2]>>4&15,s=t[e+2]>>2&3;if(1!==r&&0!==n&&15!==n&&3!==s){const a=t[e+2]>>1&1,o=t[e+3]>>6,l=1e3*Hi[14*(3===r?3-i:3===i?3:4)+n-1],u=Wi[3*(3===r?0:2===r?1:2)+s],c=3===o?1:2,h=Vi[r][i],d=ji[i],f=8*h*d,g=Math.floor(h*l/u+a)*d;if(null===Gi){const t=(navigator.userAgent||"").match(/Chrome\/(\d+)/i);Gi=t?parseInt(t[1]):0}return!!Gi&&Gi<=87&&2===i&&l>=224e3&&0===o&&(t[e+3]=128|t[e+3]),{sampleRate:u,channelCount:c,frameLength:g,samplesPerFrame:f}}}function qi(t,e){return!(255!==t[e]||224&~t[e+1]||!(6&t[e+1]))}function zi(t,e){return e+1<t.length&&qi(t,e)}function Xi(t,e){if(e+1<t.length&&qi(t,e)){const r=4,i=Yi(t,e);let n=r;null!=i&&i.frameLength&&(n=i.frameLength);const s=e+n;return s===t.length||zi(t,s)}return!1}const Qi=/\/emsg[-/]ID3/i;const Ji=(t,e)=>{let r=0,i=5;e+=i;const n=new Uint32Array(1),s=new Uint32Array(1),a=new Uint8Array(1);for(;i>0;){a[0]=t[e];const o=Math.min(i,8),l=8-o;s[0]=4278190080>>>24+l<<l,n[0]=(a[0]&s[0])>>l,r=r?r<<o|n[0]:n[0],e+=1,i-=o}return r};class Zi extends Ii{constructor(t){super(),this.observer=void 0,this.observer=t}resetInitSegment(t,e,r,i){super.resetInitSegment(t,e,r,i),this._audioTrack={container:"audio/ac-3",type:"audio",id:2,pid:-1,sequenceNumber:0,segmentCodec:"ac3",samples:[],manifestCodec:e,duration:i,inputTimeScale:9e4,dropped:0}}canParse(t,e){return e+64<t.length}appendFrame(t,e,r){const i=tn(t,e,r,this.basePTS,this.frameIndex);if(-1!==i){return{sample:t.samples[t.samples.length-1],length:i,missing:0}}}static probe(t){if(!t)return!1;const e=ut(t,0);if(!e)return!1;const r=e.length;return 11===t[r]&&119===t[r+1]&&void 0!==dt(e)&&Ji(t,r)<16}}function tn(t,e,r,i,n){if(r+8>e.length)return-1;if(11!==e[r]||119!==e[r+1])return-1;const s=e[r+4]>>6;if(s>=3)return-1;const a=[48e3,44100,32e3][s],o=63&e[r+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+s];if(r+l>e.length)return-1;const u=e[r+6]>>5;let c=0;2===u?c+=2:(1&u&&1!==u&&(c+=2),4&u&&(c+=2));const h=(e[r+6]<<8|e[r+7])>>12-c&1,d=[2,1,2,3,3,4,4,5][u]+h,f=e[r+5]>>3,g=7&e[r+5],m=new Uint8Array([s<<6|f<<1|g>>2,(3&g)<<6|u<<3|h<<2|o>>4,o<<4&224]),p=i+n*(1536/a*9e4),v=e.subarray(r,r+l);return t.config=m,t.channelCount=d,t.samplerate=a,t.samples.push({unit:v,pts:p}),l}class en{constructor(){this.VideoSample=null}createVideoSample(t,e,r,i){return{key:t,frame:!1,pts:e,dts:r,units:[],debug:i,length:0}}getLastNalUnit(t){var e;let r,i=this.VideoSample;if(i&&0!==i.units.length||(i=t[t.length-1]),null!=(e=i)&&e.units){const t=i.units;r=t[t.length-1]}return r}pushAccessUnit(t,e){if(t.units.length&&t.frame){if(void 0===t.pts){const r=e.samples,i=r.length;if(!i)return void e.dropped++;{const e=r[i-1];t.pts=e.pts,t.dts=e.dts}}e.samples.push(t)}t.debug.length&&k.log(t.pts+"/"+t.dts+":"+t.debug)}}class rn{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,r=t.byteLength-e,i=new Uint8Array(4),n=Math.min(4,e);if(0===n)throw new Error("no bytes available");i.set(t.subarray(r,r+n)),this.word=new DataView(i.buffer).getUint32(0),this.bitsAvailable=8*n,this.bytesAvailable-=n}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 r=this.word>>>32-e;if(t>32&&k.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?r<<e|this.readBits(e):r}skipLZ(){let t;for(t=0;t<this.bitsAvailable;++t)if(this.word&2147483648>>>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)}skipScalingList(t){let e,r=8,i=8;for(let n=0;n<t;n++)0!==i&&(e=this.readEG(),i=(r+e+256)%256),r=0===i?r:i}readSPS(){let t,e,r,i=0,n=0,s=0,a=0;const o=this.readUByte.bind(this),l=this.readBits.bind(this),u=this.readUEG.bind(this),c=this.readBoolean.bind(this),h=this.skipBits.bind(this),d=this.skipEG.bind(this),f=this.skipUEG.bind(this),g=this.skipScalingList.bind(this);o();const m=o();if(l(5),h(3),o(),f(),100===m||110===m||122===m||244===m||44===m||83===m||86===m||118===m||128===m){const t=u();if(3===t&&h(1),f(),f(),h(1),c())for(e=3!==t?8:12,r=0;r<e;r++)c()&&g(r<6?16:64)}f();const p=u();if(0===p)u();else if(1===p)for(h(1),d(),d(),t=u(),r=0;r<t;r++)d();f(),h(1);const v=u(),y=u(),E=l(1);0===E&&h(1),h(1),c()&&(i=u(),n=u(),s=u(),a=u());let T=[1,1];if(c()&&c()){switch(o()){case 1:T=[1,1];break;case 2:T=[12,11];break;case 3:T=[10,11];break;case 4:T=[16,11];break;case 5:T=[40,33];break;case 6:T=[24,11];break;case 7:T=[20,11];break;case 8:T=[32,11];break;case 9:T=[80,33];break;case 10:T=[18,11];break;case 11:T=[15,11];break;case 12:T=[64,33];break;case 13:T=[160,99];break;case 14:T=[4,3];break;case 15:T=[3,2];break;case 16:T=[2,1];break;case 255:T=[o()<<8|o(),o()<<8|o()]}}return{width:Math.ceil(16*(v+1)-2*i-2*n),height:(2-E)*(y+1)*16-(E?2:4)*(s+a),pixelRatio:T}}readSliceType(){return this.readUByte(),this.readUEG(),this.readUEG()}}class nn extends en{parseAVCPES(t,e,r,i,n){const s=this.parseAVCNALu(t,r.data);let a,o=this.VideoSample,l=!1;r.data=null,o&&s.length&&!t.audFound&&(this.pushAccessUnit(o,t),o=this.VideoSample=this.createVideoSample(!1,r.pts,r.dts,"")),s.forEach((i=>{var s;switch(i.type){case 1:{let e=!1;a=!0;const n=i.data;if(l&&n.length>4){const t=new rn(n).readSliceType();2!==t&&4!==t&&7!==t&&9!==t||(e=!0)}var u;if(e)null!=(u=o)&&u.frame&&!o.key&&(this.pushAccessUnit(o,t),o=this.VideoSample=null);o||(o=this.VideoSample=this.createVideoSample(!0,r.pts,r.dts,"")),o.frame=!0,o.key=e;break}case 5:a=!0,null!=(s=o)&&s.frame&&!o.key&&(this.pushAccessUnit(o,t),o=this.VideoSample=null),o||(o=this.VideoSample=this.createVideoSample(!0,r.pts,r.dts,"")),o.key=!0,o.frame=!0;break;case 6:a=!0,Kt(i.data,1,r.pts,e.samples);break;case 7:{var c,h;a=!0,l=!0;const e=i.data,r=new rn(e).readSPS();if(!t.sps||t.width!==r.width||t.height!==r.height||(null==(c=t.pixelRatio)?void 0:c[0])!==r.pixelRatio[0]||(null==(h=t.pixelRatio)?void 0:h[1])!==r.pixelRatio[1]){t.width=r.width,t.height=r.height,t.pixelRatio=r.pixelRatio,t.sps=[e],t.duration=n;const i=e.subarray(1,4);let s="avc1.";for(let t=0;t<3;t++){let e=i[t].toString(16);e.length<2&&(e="0"+e),s+=e}t.codec=s}break}case 8:a=!0,t.pps=[i.data];break;case 9:a=!0,t.audFound=!0,o&&this.pushAccessUnit(o,t),o=this.VideoSample=this.createVideoSample(!1,r.pts,r.dts,"");break;case 12:a=!0;break;default:a=!1,o&&(o.debug+="unknown NAL "+i.type+" ")}if(o&&a){o.units.push(i)}})),i&&o&&(this.pushAccessUnit(o,t),this.VideoSample=null)}parseAVCNALu(t,e){const r=e.byteLength;let i=t.naluState||0;const n=i,s=[];let a,o,l,u=0,c=-1,h=0;for(-1===i&&(c=0,h=31&e[0],i=0,u=1);u<r;)if(a=e[u++],i)if(1!==i)if(a)if(1===a){if(o=u-i-1,c>=0){const t={data:e.subarray(c,o),type:h};s.push(t)}else{const r=this.getLastNalUnit(t.samples);r&&(n&&u<=4-n&&r.state&&(r.data=r.data.subarray(0,r.data.byteLength-n)),o>0&&(r.data=Wt(r.data,e.subarray(0,o)),r.state=0))}u<r?(l=31&e[u],c=u,h=l,i=0):i=-1}else i=0;else i=3;else i=a?0:2;else i=a?0:1;if(c>=0&&i>=0){const t={data:e.subarray(c,r),type:h,state:i};s.push(t)}if(0===s.length){const r=this.getLastNalUnit(t.samples);r&&(r.data=Wt(r.data,e))}return t.naluState=i,s}}class sn{constructor(t,e,r){this.keyData=void 0,this.decrypter=void 0,this.keyData=r,this.decrypter=new gi(e,{removePKCS7Padding:!1})}decryptBuffer(t){return this.decrypter.decrypt(t,this.keyData.key.buffer,this.keyData.iv.buffer)}decryptAacSample(t,e,r){const i=t[e].unit;if(i.length<=16)return;const n=i.subarray(16,i.length-i.length%16),s=n.buffer.slice(n.byteOffset,n.byteOffset+n.length);this.decryptBuffer(s).then((n=>{const s=new Uint8Array(n);i.set(s,16),this.decrypter.isSync()||this.decryptAacSamples(t,e+1,r)}))}decryptAacSamples(t,e,r){for(;;e++){if(e>=t.length)return void r();if(!(t[e].unit.length<32)&&(this.decryptAacSample(t,e,r),!this.decrypter.isSync()))return}}getAvcEncryptedData(t){const e=16*Math.floor((t.length-48)/160)+16,r=new Int8Array(e);let i=0;for(let e=32;e<t.length-16;e+=160,i+=16)r.set(t.subarray(e,e+16),i);return r}getAvcDecryptedUnit(t,e){const r=new Uint8Array(e);let i=0;for(let e=32;e<t.length-16;e+=160,i+=16)t.set(r.subarray(i,i+16),e);return t}decryptAvcSample(t,e,r,i,n){const s=Yt(n.data),a=this.getAvcEncryptedData(s);this.decryptBuffer(a.buffer).then((a=>{n.data=this.getAvcDecryptedUnit(s,a),this.decrypter.isSync()||this.decryptAvcSamples(t,e,r+1,i)}))}decryptAvcSamples(t,e,r,i){if(t instanceof Uint8Array)throw new Error("Cannot decrypt samples of type Uint8Array");for(;;e++,r=0){if(e>=t.length)return void i();const n=t[e].units;for(;!(r>=n.length);r++){const s=n[r];if(!(s.data.length<=48||1!==s.type&&5!==s.type||(this.decryptAvcSample(t,e,r,i,s),this.decrypter.isSync())))return}}}}const an=188;class on{constructor(t,e,r){this.observer=void 0,this.config=void 0,this.typeSupported=void 0,this.sampleAes=null,this.pmtParsed=!1,this.audioCodec=void 0,this.videoCodec=void 0,this._duration=0,this._pmtId=-1,this._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=r,this.videoParser=new nn}static probe(t){const e=on.syncOffset(t);return e>0&&k.warn(`MPEG2-TS detected but first sync word found @ offset ${e}`),-1!==e}static syncOffset(t){const e=t.length;let r=Math.min(940,e-an)+1,i=0;for(;i<r;){let n=!1,s=-1,a=0;for(let o=i;o<e;o+=an){if(71!==t[o]||e-o!==an&&71!==t[o+an]){if(a)return-1;break}if(a++,-1===s&&(s=o,0!==s&&(r=Math.min(s+18612,t.length-an)+1)),n||(n=0===ln(t,o)),n&&a>1&&(0===s&&a>2||o+an>r))return s}i++}return-1}static createTrack(t,e){return{container:"video"===t||"audio"===t?"video/mp2t":void 0,type:t,id:Rt[t],pid:-1,inputTimeScale:9e4,sequenceNumber:0,samples:[],dropped:0,duration:"audio"===t?e:void 0}}resetInitSegment(t,e,r,i){this.pmtParsed=!1,this._pmtId=-1,this._videoTrack=on.createTrack("video"),this._audioTrack=on.createTrack("audio",i),this._id3Track=on.createTrack("id3"),this._txtTrack=on.createTrack("text"),this._audioTrack.segmentCodec="aac",this.aacOverFlow=null,this.remainderData=null,this.audioCodec=e,this.videoCodec=r,this._duration=i}resetTimeStamp(){}resetContiguity(){const{_audioTrack:t,_videoTrack:e,_id3Track:r}=this;t&&(t.pesData=null),e&&(e.pesData=null),r&&(r.pesData=null),this.aacOverFlow=null,this.remainderData=null}demux(t,e,r=!1,i=!1){let n;r||(this.sampleAes=null);const s=this._videoTrack,a=this._audioTrack,o=this._id3Track,l=this._txtTrack;let u=s.pid,c=s.pesData,h=a.pid,d=o.pid,f=a.pesData,g=o.pesData,m=null,p=this.pmtParsed,v=this._pmtId,y=t.length;if(this.remainderData&&(y=(t=Wt(this.remainderData,t)).length,this.remainderData=null),y<an&&!i)return this.remainderData=t,{audioTrack:a,videoTrack:s,id3Track:o,textTrack:l};const E=Math.max(0,on.syncOffset(t));y-=(y-E)%an,y<t.byteLength&&!i&&(this.remainderData=new Uint8Array(t.buffer,y,t.buffer.byteLength-y));let T=0;for(let e=E;e<y;e+=an)if(71===t[e]){const i=!!(64&t[e+1]),y=ln(t,e);let T;if((48&t[e+3])>>4>1){if(T=e+5+t[e+4],T===e+an)continue}else T=e+4;switch(y){case u:i&&(c&&(n=fn(c))&&this.videoParser.parseAVCPES(s,l,n,!1,this._duration),c={data:[],size:0}),c&&(c.data.push(t.subarray(T,e+an)),c.size+=e+an-T);break;case h:if(i){if(f&&(n=fn(f)))switch(a.segmentCodec){case"aac":this.parseAACPES(a,n);break;case"mp3":this.parseMPEGPES(a,n);break;case"ac3":this.parseAC3PES(a,n)}f={data:[],size:0}}f&&(f.data.push(t.subarray(T,e+an)),f.size+=e+an-T);break;case d:i&&(g&&(n=fn(g))&&this.parseID3PES(o,n),g={data:[],size:0}),g&&(g.data.push(t.subarray(T,e+an)),g.size+=e+an-T);break;case 0:i&&(T+=t[T]+1),v=this._pmtId=un(t,T);break;case v:{i&&(T+=t[T]+1);const n=cn(t,T,this.typeSupported,r,this.observer);u=n.videoPid,u>0&&(s.pid=u,s.segmentCodec=n.segmentVideoCodec),h=n.audioPid,h>0&&(a.pid=h,a.segmentCodec=n.segmentAudioCodec),d=n.id3Pid,d>0&&(o.pid=d),null===m||p||(k.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&&hn(this.observer,new Error(`Found ${T} TS packet/s that do not start with 0x47`)),s.pesData=c,a.pesData=f,o.pesData=g;const b={audioTrack:a,videoTrack:s,id3Track:o,textTrack:l};return i&&this.extractRemainingSamples(b),b}flush(){const{remainderData:t}=this;let e;return this.remainderData=null,e=t?this.demux(t,-1,!1,!0):{videoTrack:this._videoTrack,audioTrack:this._audioTrack,id3Track:this._id3Track,textTrack:this._txtTrack},this.extractRemainingSamples(e),this.sampleAes?this.decrypt(e,this.sampleAes):e}extractRemainingSamples(t){const{audioTrack:e,videoTrack:r,id3Track:i,textTrack:n}=t,s=r.pesData,a=e.pesData,o=i.pesData;let l;if(s&&(l=fn(s))?(this.videoParser.parseAVCPES(r,n,l,!0,this._duration),r.pesData=null):r.pesData=s,a&&(l=fn(a))){switch(e.segmentCodec){case"aac":this.parseAACPES(e,l);break;case"mp3":this.parseMPEGPES(e,l);break;case"ac3":this.parseAC3PES(e,l)}e.pesData=null}else null!=a&&a.size&&k.log("last AAC PES packet truncated,might overlap between fragments"),e.pesData=a;o&&(l=fn(o))?(this.parseID3PES(i,l),i.pesData=null):i.pesData=o}demuxSampleAes(t,e,r){const i=this.demux(t,r,!0,!this.config.progressive),n=this.sampleAes=new sn(this.observer,this.config,e);return this.decrypt(i,n)}decrypt(t,e){return new Promise((r=>{const{audioTrack:i,videoTrack:n}=t;i.samples&&"aac"===i.segmentCodec?e.decryptAacSamples(i.samples,0,(()=>{n.samples?e.decryptAvcSamples(n.samples,0,0,(()=>{r(t)})):r(t)})):n.samples&&e.decryptAvcSamples(n.samples,0,0,(()=>{r(t)}))}))}destroy(){this._duration=0}parseAACPES(t,e){let r=0;const i=this.aacOverFlow;let n,s,a,o=e.data;if(i){this.aacOverFlow=null;const e=i.missing,n=i.sample.unit.byteLength;if(-1===e)o=Wt(i.sample.unit,o);else{const s=n-e;i.sample.unit.set(o.subarray(0,e),s),t.samples.push(i.sample),r=i.missing}}for(n=r,s=o.length;n<s-1&&!Fi(o,n);n++);if(n!==r){let t;const e=n<s-1;if(t=e?`AAC PES did not start with ADTS header,offset:${n}`:"No ADTS header found in AAC PES",hn(this.observer,new Error(t),e),!e)return}if(Bi(t,this.observer,o,n,this.audioCodec),void 0!==e.pts)a=e.pts;else{if(!i)return void k.warn("[tsdemuxer]: AAC PES unknown PTS");{const e=Ui(t.samplerate);a=i.sample.pts+e}}let l,u=0;for(;n<s;){if(l=$i(t,o,n,a,u),n+=l.length,l.missing){this.aacOverFlow=l;break}for(u++;n<s-1&&!Fi(o,n);n++);}}parseMPEGPES(t,e){const r=e.data,i=r.length;let n=0,s=0;const a=e.pts;if(void 0!==a)for(;s<i;)if(zi(r,s)){const e=Ki(t,r,s,a,n);if(!e)break;s+=e.length,n++}else s++;else k.warn("[tsdemuxer]: MPEG PES unknown PTS")}parseAC3PES(t,e){{const r=e.data,i=e.pts;if(void 0===i)return void k.warn("[tsdemuxer]: AC3 PES unknown PTS");const n=r.length;let s,a=0,o=0;for(;o<n&&(s=tn(t,r,o,i,a++))>0;)o+=s}}parseID3PES(t,e){if(void 0===e.pts)return void k.warn("[tsdemuxer]: ID3 PES unknown PTS");const r=m({},e,{type:this._videoTrack?je:We,duration:Number.POSITIVE_INFINITY});t.samples.push(r)}}function ln(t,e){return((31&t[e+1])<<8)+t[e+2]}function un(t,e){return(31&t[e+10])<<8|t[e+11]}function cn(t,e,r,i,n){const s={audioPid:-1,videoPid:-1,id3Pid:-1,segmentVideoCodec:"avc",segmentAudioCodec:"aac"},a=e+3+((15&t[e+1])<<8|t[e+2])-4;for(e+=12+((15&t[e+10])<<8|t[e+11]);e<a;){const a=ln(t,e),o=(15&t[e+3])<<8|t[e+4];switch(t[e]){case 207:if(!i){dn("ADTS AAC");break}case 15:-1===s.audioPid&&(s.audioPid=a);break;case 21:-1===s.id3Pid&&(s.id3Pid=a);break;case 219:if(!i){dn("H.264");break}case 27:-1===s.videoPid&&(s.videoPid=a,s.segmentVideoCodec="avc");break;case 3:case 4:r.mpeg||r.mp3?-1===s.audioPid&&(s.audioPid=a,s.segmentAudioCodec="mp3"):k.log("MPEG audio found, not supported in this browser");break;case 193:if(!i){dn("AC-3");break}case 129:r.ac3?-1===s.audioPid&&(s.audioPid=a,s.segmentAudioCodec="ac3"):k.log("AC-3 audio found, not supported in this browser");break;case 6:if(-1===s.audioPid&&o>0){let i=e+5,n=o;for(;n>2;){if(106===t[i])!0!==r.ac3?k.log("AC-3 audio found, not supported in this browser for now"):(s.audioPid=a,s.segmentAudioCodec="ac3");const e=t[i+1]+2;i+=e,n-=e}}break;case 194:case 135:return hn(n,new Error("Unsupported EC-3 in M2TS found")),s;case 36:return hn(n,new Error("Unsupported HEVC in M2TS found")),s}e+=o+5}return s}function hn(t,e,r){k.warn(`parsing error: ${e.message}`),t.emit(E.ERROR,E.ERROR,{type:T.MEDIA_ERROR,details:b.FRAG_PARSING_ERROR,fatal:!1,levelRetry:r,error:e,reason:e.message})}function dn(t){k.log(`${t} with AES-128-CBC encryption found in unencrypted stream`)}function fn(t){let e,r,i,n,s,a=0;const o=t.data;if(!t||0===t.size)return null;for(;o[0].length<19&&o.length>1;)o[0]=Wt(o[0],o[1]),o.splice(1,1);e=o[0];if(1===(e[0]<<16)+(e[1]<<8)+e[2]){if(r=(e[4]<<8)+e[5],r&&r>t.size-6)return null;const l=e[7];192&l&&(n=536870912*(14&e[9])+4194304*(255&e[10])+16384*(254&e[11])+128*(255&e[12])+(254&e[13])/2,64&l?(s=536870912*(14&e[14])+4194304*(255&e[15])+16384*(254&e[16])+128*(255&e[17])+(254&e[18])/2,n-s>54e5&&(k.warn(`${Math.round((n-s)/9e4)}s delta between PTS and DTS, align them`),n=s)):s=n),i=e[8];let u=i+9;if(t.size<=u)return null;t.size-=u;const c=new Uint8Array(t.size);for(let t=0,r=o.length;t<r;t++){e=o[t];let r=e.byteLength;if(u){if(u>r){u-=r;continue}e=e.subarray(u),r-=u,u=0}c.set(e,a),a+=r}return r&&(r-=i+3),{data:c,pts:n,dts:s,len:r}}return null}class gn{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 mn=Math.pow(2,32)-1;class pn{static init(){let t;for(t in pn.types={avc1:[],avcC:[],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:[]},pn.types)pn.types.hasOwnProperty(t)&&(pn.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]),r=new Uint8Array([0,0,0,0,0,0,0,0,115,111,117,110,0,0,0,0,0,0,0,0,0,0,0,0,83,111,117,110,100,72,97,110,100,108,101,114,0]);pn.HDLR_TYPES={video:e,audio:r};const i=new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,12,117,114,108,32,0,0,0,1]),n=new Uint8Array([0,0,0,0,0,0,0,0]);pn.STTS=pn.STSC=pn.STCO=n,pn.STSZ=new Uint8Array([0,0,0,0,0,0,0,0,0,0,0,0]),pn.VMHD=new Uint8Array([0,0,0,1,0,0,0,0,0,0,0,0]),pn.SMHD=new Uint8Array([0,0,0,0,0,0,0,0]),pn.STSD=new Uint8Array([0,0,0,0,0,0,0,1]);const s=new Uint8Array([105,115,111,109]),a=new Uint8Array([97,118,99,49]),o=new Uint8Array([0,0,0,1]);pn.FTYP=pn.box(pn.types.ftyp,s,o,s,a),pn.DINF=pn.box(pn.types.dinf,pn.box(pn.types.dref,i))}static box(t,...e){let r=8,i=e.length;const n=i;for(;i--;)r+=e[i].byteLength;const s=new Uint8Array(r);for(s[0]=r>>24&255,s[1]=r>>16&255,s[2]=r>>8&255,s[3]=255&r,s.set(t,4),i=0,r=8;i<n;i++)s.set(e[i],r),r+=e[i].byteLength;return s}static hdlr(t){return pn.box(pn.types.hdlr,pn.HDLR_TYPES[t])}static mdat(t){return pn.box(pn.types.mdat,t)}static mdhd(t,e){e*=t;const r=Math.floor(e/(mn+1)),i=Math.floor(e%(mn+1));return pn.box(pn.types.mdhd,new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,t>>24&255,t>>16&255,t>>8&255,255&t,r>>24,r>>16&255,r>>8&255,255&r,i>>24,i>>16&255,i>>8&255,255&i,85,196,0,0]))}static mdia(t){return pn.box(pn.types.mdia,pn.mdhd(t.timescale,t.duration),pn.hdlr(t.type),pn.minf(t))}static mfhd(t){return pn.box(pn.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?pn.box(pn.types.minf,pn.box(pn.types.smhd,pn.SMHD),pn.DINF,pn.stbl(t)):pn.box(pn.types.minf,pn.box(pn.types.vmhd,pn.VMHD),pn.DINF,pn.stbl(t))}static moof(t,e,r){return pn.box(pn.types.moof,pn.mfhd(t),pn.traf(r,e))}static moov(t){let e=t.length;const r=[];for(;e--;)r[e]=pn.trak(t[e]);return pn.box.apply(null,[pn.types.moov,pn.mvhd(t[0].timescale,t[0].duration)].concat(r).concat(pn.mvex(t)))}static mvex(t){let e=t.length;const r=[];for(;e--;)r[e]=pn.trex(t[e]);return pn.box.apply(null,[pn.types.mvex,...r])}static mvhd(t,e){e*=t;const r=Math.floor(e/(mn+1)),i=Math.floor(e%(mn+1)),n=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,r>>24,r>>16&255,r>>8&255,255&r,i>>24,i>>16&255,i>>8&255,255&i,0,1,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,255,255,255,255]);return pn.box(pn.types.mvhd,n)}static sdtp(t){const e=t.samples||[],r=new Uint8Array(4+e.length);let i,n;for(i=0;i<e.length;i++)n=e[i].flags,r[i+4]=n.dependsOn<<4|n.isDependedOn<<2|n.hasRedundancy;return pn.box(pn.types.sdtp,r)}static stbl(t){return pn.box(pn.types.stbl,pn.stsd(t),pn.box(pn.types.stts,pn.STTS),pn.box(pn.types.stsc,pn.STSC),pn.box(pn.types.stsz,pn.STSZ),pn.box(pn.types.stco,pn.STCO))}static avc1(t){let e,r,i,n=[],s=[];for(e=0;e<t.sps.length;e++)r=t.sps[e],i=r.byteLength,n.push(i>>>8&255),n.push(255&i),n=n.concat(Array.prototype.slice.call(r));for(e=0;e<t.pps.length;e++)r=t.pps[e],i=r.byteLength,s.push(i>>>8&255),s.push(255&i),s=s.concat(Array.prototype.slice.call(r));const a=pn.box(pn.types.avcC,new Uint8Array([1,n[3],n[4],n[5],255,224|t.sps.length].concat(n).concat([t.pps.length]).concat(s))),o=t.width,l=t.height,u=t.pixelRatio[0],c=t.pixelRatio[1];return pn.box(pn.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,pn.box(pn.types.btrt,new Uint8Array([0,28,156,128,0,45,198,192,0,45,198,192])),pn.box(pn.types.pasp,new Uint8Array([u>>24,u>>16&255,u>>8&255,255&u,c>>24,c>>16&255,c>>8&255,255&c])))}static esds(t){const e=t.config.length;return new Uint8Array([0,0,0,0,3,23+e,0,1,0,4,15+e,64,21,0,0,0,0,0,0,0,0,0,0,0,5].concat([e]).concat(t.config).concat([6,1,2]))}static audioStsd(t){const e=t.samplerate;return new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,t.channelCount,0,16,0,0,0,0,e>>8&255,255&e,0,0])}static mp4a(t){return pn.box(pn.types.mp4a,pn.audioStsd(t),pn.box(pn.types.esds,pn.esds(t)))}static mp3(t){return pn.box(pn.types[".mp3"],pn.audioStsd(t))}static ac3(t){return pn.box(pn.types["ac-3"],pn.audioStsd(t),pn.box(pn.types.dac3,t.config))}static stsd(t){return"audio"===t.type?"mp3"===t.segmentCodec&&"mp3"===t.codec?pn.box(pn.types.stsd,pn.STSD,pn.mp3(t)):"ac3"===t.segmentCodec?pn.box(pn.types.stsd,pn.STSD,pn.ac3(t)):pn.box(pn.types.stsd,pn.STSD,pn.mp4a(t)):pn.box(pn.types.stsd,pn.STSD,pn.avc1(t))}static tkhd(t){const e=t.id,r=t.duration*t.timescale,i=t.width,n=t.height,s=Math.floor(r/(mn+1)),a=Math.floor(r%(mn+1));return pn.box(pn.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,s>>24,s>>16&255,s>>8&255,255&s,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,n>>8&255,255&n,0,0]))}static traf(t,e){const r=pn.sdtp(t),i=t.id,n=Math.floor(e/(mn+1)),s=Math.floor(e%(mn+1));return pn.box(pn.types.traf,pn.box(pn.types.tfhd,new Uint8Array([0,0,0,0,i>>24,i>>16&255,i>>8&255,255&i])),pn.box(pn.types.tfdt,new Uint8Array([1,0,0,0,n>>24,n>>16&255,n>>8&255,255&n,s>>24,s>>16&255,s>>8&255,255&s])),pn.trun(t,r.length+16+20+8+16+8+8),r)}static trak(t){return t.duration=t.duration||4294967295,pn.box(pn.types.trak,pn.tkhd(t),pn.mdia(t))}static trex(t){const e=t.id;return pn.box(pn.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 r=t.samples||[],i=r.length,n=12+16*i,s=new Uint8Array(n);let a,o,l,u,c,h;for(e+=8+n,s.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<i;a++)o=r[a],l=o.duration,u=o.size,c=o.flags,h=o.cts,s.set([l>>>24&255,l>>>16&255,l>>>8&255,255&l,u>>>24&255,u>>>16&255,u>>>8&255,255&u,c.isLeading<<2|c.dependsOn,c.isDependedOn<<6|c.hasRedundancy<<4|c.paddingValue<<1|c.isNonSync,61440&c.degradPrio,15&c.degradPrio,h>>>24&255,h>>>16&255,h>>>8&255,255&h],12+16*a);return pn.box(pn.types.trun,s)}static initSegment(t){pn.types||pn.init();const e=pn.moov(t);return Wt(pn.FTYP,e)}}pn.types=void 0,pn.HDLR_TYPES=void 0,pn.STTS=void 0,pn.STSC=void 0,pn.STCO=void 0,pn.STSZ=void 0,pn.VMHD=void 0,pn.SMHD=void 0,pn.STSD=void 0,pn.FTYP=void 0,pn.DINF=void 0;function vn(t,e,r=1,i=!1){const n=t*e*r;return i?Math.round(n):n}function yn(t,e=!1){return vn(t,1e3,1/9e4,e)}let En,Tn=null,bn=null;class Sn{constructor(t,e,r,i=""){if(this.observer=void 0,this.config=void 0,this.typeSupported=void 0,this.ISGenerated=!1,this._initPTS=null,this._initDTS=null,this.nextAvcDts=null,this.nextAudioPts=null,this.videoSampleDuration=null,this.isAudioContiguous=!1,this.isVideoContiguous=!1,this.videoTrackConfig=void 0,this.observer=t,this.config=e,this.typeSupported=r,this.ISGenerated=!1,null===Tn){const t=(navigator.userAgent||"").match(/Chrome\/(\d+)/i);Tn=t?parseInt(t[1]):0}if(null===bn){const t=navigator.userAgent.match(/Safari\/(\d+)/i);bn=t?parseInt(t[1]):0}}destroy(){this.config=this.videoTrackConfig=this._initPTS=this._initDTS=null}resetTimeStamp(t){k.log("[mp4-remuxer]: initPTS & initDTS reset"),this._initPTS=this._initDTS=t}resetNextTimestamp(){k.log("[mp4-remuxer]: reset next timestamp"),this.isVideoContiguous=!1,this.isAudioContiguous=!1}resetInitSegment(){k.log("[mp4-remuxer]: ISGenerated flag reset"),this.ISGenerated=!1,this.videoTrackConfig=void 0}getVideoStartPts(t){let e=!1;const r=t[0].pts,i=t.reduce(((t,i)=>{let n=i.pts,s=n-t;return s<-4294967296&&(e=!0,n=Ln(n,r),s=n-t),s>0?t:n}),r);return e&&k.debug("PTS rollover detected"),i}remux(t,e,r,i,n,s,a,o){let l,u,c,h,d,f,g=n,m=n;const p=t.pid>-1,v=e.pid>-1,y=e.samples.length,E=t.samples.length>0,T=a&&y>0||y>1;if((!p||E)&&(!v||T)||this.ISGenerated||a){if(this.ISGenerated){var b,S,L,A;const t=this.videoTrackConfig;!t||e.width===t.width&&e.height===t.height&&(null==(b=e.pixelRatio)?void 0:b[0])===(null==(S=t.pixelRatio)?void 0:S[0])&&(null==(L=e.pixelRatio)?void 0:L[1])===(null==(A=t.pixelRatio)?void 0:A[1])||this.resetInitSegment()}else c=this.generateIS(t,e,n,s);const r=this.isVideoContiguous;let i,a=-1;if(T&&(a=function(t){for(let e=0;e<t.length;e++)if(t[e].key)return e;return-1}(e.samples),!r&&this.config.forceKeyFrameOnDiscontinuity))if(f=!0,a>0){k.warn(`[mp4-remuxer]: Dropped ${a} out of ${y} video samples due to a missing keyframe`);const t=this.getVideoStartPts(e.samples);e.samples=e.samples.slice(a),e.dropped+=a,m+=(e.samples[0].pts-t)/e.inputTimeScale,i=m}else-1===a&&(k.warn(`[mp4-remuxer]: No keyframe found out of ${y} video samples`),f=!1);if(this.ISGenerated){if(E&&T){const r=this.getVideoStartPts(e.samples),i=(Ln(t.samples[0].pts,r)-r)/e.inputTimeScale;g+=Math.max(0,i),m+=Math.max(0,-i)}if(E){if(t.samplerate||(k.warn("[mp4-remuxer]: regenerate InitSegment as audio detected"),c=this.generateIS(t,e,n,s)),u=this.remuxAudio(t,g,this.isAudioContiguous,s,v||T||o===xe?m:void 0),T){const i=u?u.endPTS-u.startPTS:0;e.inputTimeScale||(k.warn("[mp4-remuxer]: regenerate InitSegment as video detected"),c=this.generateIS(t,e,n,s)),l=this.remuxVideo(e,m,r,i)}}else T&&(l=this.remuxVideo(e,m,r,0));l&&(l.firstKeyFrame=a,l.independent=-1!==a,l.firstKeyFramePTS=i)}}return this.ISGenerated&&this._initPTS&&this._initDTS&&(r.samples.length&&(d=An(r,n,this._initPTS,this._initDTS)),i.samples.length&&(h=wn(i,n,this._initPTS))),{audio:u,video:l,initSegment:c,independent:f,text:h,id3:d}}generateIS(t,e,r,i){const n=t.samples,s=e.samples,a=this.typeSupported,o={},l=this._initPTS;let u,c,h,d=!l||i,f="audio/mp4";if(d&&(u=c=Infinity),t.config&&n.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):pn.initSegment([t]),metadata:{channelCount:t.channelCount}},d&&(h=t.inputTimeScale,l&&h===l.timescale?d=!1:u=c=n[0].pts-Math.round(h*r))}if(e.sps&&e.pps&&s.length){if(e.timescale=e.inputTimeScale,o.video={id:"main",container:"video/mp4",codec:e.codec,initSegment:pn.initSegment([e]),metadata:{width:e.width,height:e.height}},d)if(h=e.inputTimeScale,l&&h===l.timescale)d=!1;else{const t=this.getVideoStartPts(s),e=Math.round(h*r);c=Math.min(c,Ln(s[0].dts,t)-e),u=Math.min(u,t-e)}this.videoTrackConfig={width:e.width,height:e.height,pixelRatio:e.pixelRatio}}if(Object.keys(o).length)return this.ISGenerated=!0,d?(this._initPTS={baseTime:u,timescale:h},this._initDTS={baseTime:c,timescale:h}):u=h=void 0,{tracks:o,initPTS:u,timescale:h}}remuxVideo(t,e,r,i){const n=t.inputTimeScale,s=t.samples,a=[],o=s.length,l=this._initPTS;let u,c,h=this.nextAvcDts,d=8,f=this.videoSampleDuration,g=Number.POSITIVE_INFINITY,p=Number.NEGATIVE_INFINITY,v=!1;if(!r||null===h){const t=e*n,i=s[0].pts-Ln(s[0].dts,s[0].pts);Tn&&null!==h&&Math.abs(t-i-h)<15e3?r=!0:h=t-i}const y=l.baseTime*n/l.timescale;for(let t=0;t<o;t++){const e=s[t];e.pts=Ln(e.pts-y,h),e.dts=Ln(e.dts-y,h),e.dts<s[t>0?t-1:t].dts&&(v=!0)}v&&s.sort((function(t,e){const r=t.dts-e.dts,i=t.pts-e.pts;return r||i})),u=s[0].dts,c=s[s.length-1].dts;const S=c-u,L=S?Math.round(S/(o-1)):f||t.inputTimeScale/30;if(r){const t=u-h,r=t>L,i=t<-1;if((r||i)&&(r?k.warn(`AVC: ${yn(t,!0)} ms (${t}dts) hole between fragments detected at ${e.toFixed(3)}`):k.warn(`AVC: ${yn(-t,!0)} ms (${t}dts) overlapping between fragments detected at ${e.toFixed(3)}`),!i||h>=s[0].pts||Tn)){u=h;const e=s[0].pts-t;if(r)s[0].dts=u,s[0].pts=e;else for(let r=0;r<s.length&&!(s[r].dts>e);r++)s[r].dts-=t,s[r].pts-=t;k.log(`Video: Initial PTS/DTS adjusted: ${yn(e,!0)}/${yn(u,!0)}, delta: ${yn(t,!0)} ms`)}}u=Math.max(0,u);let A=0,w=0,R=u;for(let t=0;t<o;t++){const e=s[t],r=e.units,i=r.length;let n=0;for(let t=0;t<i;t++)n+=r[t].data.length;w+=n,A+=i,e.length=n,e.dts<R?(e.dts=R,R+=L/4|0||1):R=e.dts,g=Math.min(e.pts,g),p=Math.max(e.pts,p)}c=s[o-1].dts;const _=w+4*A+8;let D;try{D=new Uint8Array(_)}catch(t){return void this.observer.emit(E.ERROR,E.ERROR,{type:T.MUX_ERROR,details:b.REMUX_ALLOC_ERROR,fatal:!1,error:t,bytes:_,reason:`fail allocating video mdat ${_}`})}const C=new DataView(D.buffer);C.setUint32(0,_),D.set(pn.types.mdat,4);let I=!1,P=Number.POSITIVE_INFINITY,x=Number.POSITIVE_INFINITY,O=Number.NEGATIVE_INFINITY,M=Number.NEGATIVE_INFINITY;for(let t=0;t<o;t++){const e=s[t],r=e.units;let l,u=0;for(let t=0,e=r.length;t<e;t++){const e=r[t],i=e.data,n=e.data.byteLength;C.setUint32(d,n),d+=4,D.set(i,d),d+=n,u+=4+n}if(t<o-1)f=s[t+1].dts-e.dts,l=s[t+1].pts-e.pts;else{const r=this.config,a=t>0?e.dts-s[t-1].dts:L;if(l=t>0?e.pts-s[t-1].pts:L,r.stretchShortVideoTrack&&null!==this.nextAudioPts){const t=Math.floor(r.maxBufferHole*n),s=(i?g+i*n:this.nextAudioPts)-e.pts;s>t?(f=s-a,f<0?f=a:I=!0,k.log(`[mp4-remuxer]: It is approximately ${s/90} ms to the next segment; using duration ${f/90} ms for the last video frame.`)):f=a}else f=a}const c=Math.round(e.pts-e.dts);P=Math.min(P,f),O=Math.max(O,f),x=Math.min(x,l),M=Math.max(M,l),a.push(new kn(e.key,f,u,c))}if(a.length)if(Tn){if(Tn<70){const t=a[0].flags;t.dependsOn=2,t.isNonSync=0}}else if(bn&&M-x<O-P&&L/O<.025&&0===a[0].cts){k.warn("Found irregular gaps in sample duration. Using PTS instead of DTS to determine MP4 sample duration.");let t=u;for(let e=0,r=a.length;e<r;e++){const i=t+a[e].duration,n=t+a[e].cts;if(e<r-1){const t=i+a[e+1].cts;a[e].duration=t-n}else a[e].duration=e?a[e-1].duration:L;a[e].cts=0,t=i}}f=I||!f?L:f,this.nextAvcDts=h=c+f,this.videoSampleDuration=f,this.isVideoContiguous=!0;const F={data1:pn.moof(t.sequenceNumber++,u,m({},t,{samples:a})),data2:D,startPTS:g/n,endPTS:(p+f)/n,startDTS:u/n,endDTS:h/n,type:"video",hasAudio:!1,hasVideo:!0,nb:a.length,dropped:t.dropped};return t.samples=[],t.dropped=0,F}getSamplesPerFrame(t){switch(t.segmentCodec){case"mp3":return 1152;case"ac3":return 1536;default:return 1024}}remuxAudio(t,e,r,i,n){const s=t.inputTimeScale,a=s/(t.samplerate?t.samplerate:s),o=this.getSamplesPerFrame(t),l=o*a,u=this._initPTS,c="mp3"===t.segmentCodec&&this.typeSupported.mpeg,h=[],d=void 0!==n;let f=t.samples,g=c?0:8,p=this.nextAudioPts||-1;const v=e*s,y=u.baseTime*s/u.timescale;if(this.isAudioContiguous=r=r||f.length&&p>0&&(i&&Math.abs(v-p)<9e3||Math.abs(Ln(f[0].pts-y,v)-p)<20*l),f.forEach((function(t){t.pts=Ln(t.pts-y,v)})),!r||p<0){if(f=f.filter((t=>t.pts>=0)),!f.length)return;p=0===n?0:i&&!d?Math.max(0,v):f[0].pts}if("aac"===t.segmentCodec){const e=this.config.maxAudioFramesDrift;for(let r=0,i=p;r<f.length;r++){const n=f[r],a=n.pts,o=a-i,u=Math.abs(1e3*o/s);if(o<=-e*l&&d)0===r&&(k.warn(`Audio frame @ ${(a/s).toFixed(3)}s overlaps nextAudioPts by ${Math.round(1e3*o/s)} ms.`),this.nextAudioPts=p=i=a);else if(o>=e*l&&u<1e4&&d){let e=Math.round(o/l);i=a-e*l,i<0&&(e--,i+=l),0===r&&(this.nextAudioPts=p=i),k.warn(`[mp4-remuxer]: Injecting ${e} audio frame @ ${(i/s).toFixed(3)}s due to ${Math.round(1e3*o/s)} ms gap.`);for(let s=0;s<e;s++){const e=Math.max(i,0);let s=gn.getSilentFrame(t.manifestCodec||t.codec,t.channelCount);s||(k.log("[mp4-remuxer]: Unable to get silent frame for given audio codec; duplicating last frame instead."),s=n.unit.subarray()),f.splice(r,0,{unit:s,pts:e}),i+=l,r++}}n.pts=i,i+=l}}let S,L=null,A=null,w=0,R=f.length;for(;R--;)w+=f[R].unit.byteLength;for(let e=0,i=f.length;e<i;e++){const i=f[e],n=i.unit;let s=i.pts;if(null!==A){h[e-1].duration=Math.round((s-A)/a)}else{if(r&&"aac"===t.segmentCodec&&(s=p),L=s,!(w>0))return;w+=g;try{S=new Uint8Array(w)}catch(t){return void this.observer.emit(E.ERROR,E.ERROR,{type:T.MUX_ERROR,details:b.REMUX_ALLOC_ERROR,fatal:!1,error:t,bytes:w,reason:`fail allocating audio mdat ${w}`})}if(!c){new DataView(S.buffer).setUint32(0,w),S.set(pn.types.mdat,4)}}S.set(n,g);const l=n.byteLength;g+=l,h.push(new kn(!0,o,l,0)),A=s}const _=h.length;if(!_)return;const D=h[h.length-1];this.nextAudioPts=p=A+a*D.duration;const C=c?new Uint8Array(0):pn.moof(t.sequenceNumber++,L/a,m({},t,{samples:h}));t.samples=[];const I=L/s,P=p/s,x={data1:C,data2:S,startPTS:I,endPTS:P,startDTS:I,endDTS:P,type:"audio",hasAudio:!0,hasVideo:!1,nb:_};return this.isAudioContiguous=!0,x}remuxEmptyAudio(t,e,r,i){const n=t.inputTimeScale,s=n/(t.samplerate?t.samplerate:n),a=this.nextAudioPts,o=this._initDTS,l=9e4*o.baseTime/o.timescale,u=(null!==a?a:i.startDTS*n)+l,c=i.endDTS*n+l,h=1024*s,d=Math.ceil((c-u)/h),f=gn.getSilentFrame(t.manifestCodec||t.codec,t.channelCount);if(k.warn("[mp4-remuxer]: remux empty Audio"),!f)return void k.trace("[mp4-remuxer]: Unable to remuxEmptyAudio since we were unable to get a silent frame for given audio codec");const g=[];for(let t=0;t<d;t++){const e=u+t*h;g.push({unit:f,pts:e,dts:e})}return t.samples=g,this.remuxAudio(t,e,r,!1)}}function Ln(t,e){let r;if(null===e)return t;for(r=e<t?-8589934592:8589934592;Math.abs(t-e)>4294967296;)t+=r;return t}function An(t,e,r,i){const n=t.samples.length;if(!n)return;const s=t.inputTimeScale;for(let a=0;a<n;a++){const n=t.samples[a];n.pts=Ln(n.pts-r.baseTime*s/r.timescale,e*s)/s,n.dts=Ln(n.dts-i.baseTime*s/i.timescale,e*s)/s}const a=t.samples;return t.samples=[],{samples:a}}function wn(t,e,r){const i=t.samples.length;if(!i)return;const n=t.inputTimeScale;for(let s=0;s<i;s++){const i=t.samples[s];i.pts=Ln(i.pts-r.baseTime*n/r.timescale,e*n)/n}t.samples.sort(((t,e)=>t.pts-e.pts));const s=t.samples;return t.samples=[],{samples:s}}class kn{constructor(t,e,r,i){this.size=void 0,this.duration=void 0,this.cts=void 0,this.flags=void 0,this.duration=e,this.size=r,this.cts=i,this.flags={isLeading:0,isDependedOn:0,hasRedundancy:0,degradPrio:0,dependsOn:t?2:1,isNonSync:t?0:1}}}function Rn(t,e){const r=null==t?void 0:t.codec;if(r&&r.length>4)return r;if(e===x){if("ec-3"===r||"ac-3"===r||"alac"===r)return r;if("fLaC"===r||"Opus"===r){return fe(r,!1)}const t="mp4a.40.5";return k.info(`Parsed audio codec "${r}" or audio object type not handled. Using "${t}"`),t}return k.warn(`Unhandled video codec "${r}"`),"hvc1"===r||"hev1"===r?"hvc1.1.6.L120.90":"av01"===r?"av01.0.04M.08":"avc1.42e01e"}try{En=self.performance.now.bind(self.performance)}catch(t){k.debug("Unable to use Performance API on this environment"),En=null==W?void 0:W.Date.now}const _n=[{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,r,i){const n=this.videoTrack=Ci("video",1),s=this.audioTrack=Ci("audio",1),a=this.txtTrack=Ci("text",1);if(this.id3Track=Ci("id3",1),this.timeOffset=0,null==t||!t.byteLength)return;const o=Ft(t);if(o.video){const{id:t,timescale:e,codec:r}=o.video;n.id=t,n.timescale=a.timescale=e,n.codec=r}if(o.audio){const{id:t,timescale:e,codec:r}=o.audio;s.id=t,s.timescale=e,s.codec=r}a.id=Rt.text,n.sampleDuration=0,n.duration=s.duration=i}resetContiguity(){this.remainderData=null}static probe(t){return function(t){const e=t.byteLength;for(let r=0;r<e;){const i=Ct(t,r);if(i>8&&109===t[r+4]&&111===t[r+5]&&111===t[r+6]&&102===t[r+7])return!0;r=i>1?r+i:e}return!1}(t)}demux(t,e){this.timeOffset=e;let r=t;const i=this.videoTrack,n=this.txtTrack;if(this.config.progressive){this.remainderData&&(r=Wt(this.remainderData,t));const e=function(t){const e={valid:null,remainder:null},r=Ot(t,["moof"]);if(r.length<2)return e.remainder=t,e;const i=r[r.length-1];return e.valid=at(t,0,i.byteOffset-8),e.remainder=at(t,i.byteOffset-8),e}(r);this.remainderData=e.remainder,i.samples=e.valid||new Uint8Array}else i.samples=r;const s=this.extractID3Track(i,e);return n.samples=Vt(e,i),{videoTrack:i,audioTrack:this.audioTrack,id3Track:s,textTrack:this.txtTrack}}flush(){const t=this.timeOffset,e=this.videoTrack,r=this.txtTrack;e.samples=this.remainderData||new Uint8Array,this.remainderData=null;const i=this.extractID3Track(e,this.timeOffset);return r.samples=Vt(t,e),{videoTrack:e,audioTrack:Ci(),id3Track:i,textTrack:Ci()}}extractID3Track(t,e){const r=this.id3Track;if(t.samples.length){const i=Ot(t.samples,["emsg"]);i&&i.forEach((t=>{const i=function(t){const e=t[0];let r="",i="",n=0,s=0,a=0,o=0,l=0,u=0;if(0===e){for(;"\0"!==_t(t.subarray(u,u+1));)r+=_t(t.subarray(u,u+1)),u+=1;for(r+=_t(t.subarray(u,u+1)),u+=1;"\0"!==_t(t.subarray(u,u+1));)i+=_t(t.subarray(u,u+1)),u+=1;i+=_t(t.subarray(u,u+1)),u+=1,n=Ct(t,12),s=Ct(t,16),o=Ct(t,20),l=Ct(t,24),u=28}else if(1===e){u+=4,n=Ct(t,u),u+=4;const e=Ct(t,u);u+=4;const s=Ct(t,u);for(u+=4,a=2**32*e+s,v(a)||(a=Number.MAX_SAFE_INTEGER,k.warn("Presentation time exceeds safe integer limit and wrapped to max safe integer in parsing emsg box")),o=Ct(t,u),u+=4,l=Ct(t,u),u+=4;"\0"!==_t(t.subarray(u,u+1));)r+=_t(t.subarray(u,u+1)),u+=1;for(r+=_t(t.subarray(u,u+1)),u+=1;"\0"!==_t(t.subarray(u,u+1));)i+=_t(t.subarray(u,u+1)),u+=1;i+=_t(t.subarray(u,u+1)),u+=1}return{schemeIdUri:r,value:i,timeScale:n,presentationTime:a,presentationTimeDelta:s,eventDuration:o,id:l,payload:t.subarray(u,t.byteLength)}}(t);if(Qi.test(i.schemeIdUri)){const t=p(i.presentationTime)?i.presentationTime/i.timeScale:e+i.presentationTimeDelta/i.timeScale;let n=4294967295===i.eventDuration?Number.POSITIVE_INFINITY:i.eventDuration/i.timeScale;n<=.001&&(n=Number.POSITIVE_INFINITY);const s=i.payload;r.samples.push({data:s,len:s.byteLength,dts:t,pts:t,type:je,duration:n})}}))}return r}demuxSampleAes(t,e,r){return Promise.reject(new Error("The MP4 demuxer does not support SAMPLE-AES decryption"))}destroy(){}},remux:class{constructor(){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}destroy(){}resetTimeStamp(t){this.initPTS=t,this.lastEndTime=null}resetNextTimestamp(){this.lastEndTime=null}resetInitSegment(t,e,r,i){this.audioCodec=e,this.videoCodec=r,this.generateInitSegment(function(t,e){if(!t||!e)return t;const r=e.keyId;r&&e.isCommonEncryption&&Ot(t,["moov","trak"]).forEach((t=>{const e=Ot(t,["mdia","minf","stbl","stsd"])[0].subarray(8);let i=Ot(e,["enca"]);const n=i.length>0;n||(i=Ot(e,["encv"])),i.forEach((t=>{Ot(n?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))||(k.log(`[eme] Patching keyId in 'enc${n?"a":"v"}>sinf>>tenc' box: ${At(t)} -> ${At(r)}`),e.set(r,8))}}))}))}));return t}(t,i)),this.emitInitSegment=!0}generateInitSegment(t){let{audioCodec:e,videoCodec:r}=this;if(null==t||!t.byteLength)return this.initTracks=void 0,void(this.initData=void 0);const i=this.initData=Ft(t);i.audio&&(e=Rn(i.audio,x)),i.video&&(r=Rn(i.video,O));const n={};i.audio&&i.video?n.audiovideo={container:"video/mp4",codec:e+","+r,initSegment:t,id:"main"}:i.audio?n.audio={container:"audio/mp4",codec:e,initSegment:t,id:"audio"}:i.video?n.video={container:"video/mp4",codec:r,initSegment:t,id:"main"}:k.warn("[passthrough-remuxer.ts]: initSegment does not contain moov or trak boxes."),this.initTracks=n}remux(t,e,r,i,n,s){var a,o;let{initPTS:l,lastEndTime:u}=this;const c={audio:void 0,video:void 0,text:i,id3:r,initSegment:void 0};p(u)||(u=this.lastEndTime=n||0);const h=e.samples;if(null==h||!h.length)return c;const d={initPTS:void 0,timescale:1};let f=this.initData;if(null!=(a=f)&&a.length||(this.generateInitSegment(h),f=this.initData),null==(o=f)||!o.length)return k.warn("[passthrough-remuxer.ts]: Failed to generate initSegment."),c;this.emitInitSegment&&(d.tracks=this.initTracks,this.emitInitSegment=!1);const g=function(t,e){let r=0,i=0,n=0;const s=Ot(t,["moof","traf"]);for(let t=0;t<s.length;t++){const a=s[t],o=Ot(a,["tfhd"])[0],l=e[Ct(o,4)];if(!l)continue;const u=l.default,c=Ct(o,0)|(null==u?void 0:u.flags);let h=null==u?void 0:u.duration;8&c&&(h=Ct(o,2&c?12:8));const d=l.timescale||9e4,f=Ot(a,["trun"]);for(let t=0;t<f.length;t++)r=Ht(f[t]),!r&&h&&(r=h*Ct(f[t],4)),l.type===O?i+=r/d:l.type===x&&(n+=r/d)}if(0===i&&0===n){let e=Infinity,r=0,i=0;const n=Ot(t,["sidx"]);for(let t=0;t<n.length;t++){const s=Mt(n[t]);if(null!=s&&s.references){e=Math.min(e,s.earliestPresentationTime/s.timescale);const t=s.references.reduce(((t,e)=>t+e.info.duration||0),0);r=Math.max(r,t+s.earliestPresentationTime/s.timescale),i=r-e}}if(i&&p(i))return i}return i||n}(h,f),m=function(t,e){return Ot(e,["moof","traf"]).reduce(((e,r)=>{const i=Ot(r,["tfdt"])[0],n=i[0],s=Ot(r,["tfhd"]).reduce(((e,r)=>{const s=Ct(r,4),a=t[s];if(a){let t=Ct(i,4);if(1===n){if(t===wt)return k.warn("[mp4-demuxer]: Ignoring assumed invalid signed 64-bit track fragment decode time"),e;t*=wt+1,t+=Ct(i,8)}const r=t/(a.timescale||9e4);if(p(r)&&(null===e||r<e))return r}return e}),null);return null!==s&&p(s)&&(null===e||s<e)?s:e}),null)}(f,h),v=null===m?n:m;(function(t,e,r,i){if(null===t)return!0;const n=Math.max(i,1),s=e-t.baseTime/t.timescale;return Math.abs(s-r)>n}(l,v,n,g)||d.timescale!==l.timescale&&s)&&(d.initPTS=v-n,l&&1===l.timescale&&k.warn("Adjusting initPTS by "+(d.initPTS-l.baseTime)),this.initPTS=l={baseTime:d.initPTS,timescale:1});const y=t?v-l.baseTime/l.timescale:u,E=y+g;!function(t,e,r){Ot(e,["moof","traf"]).forEach((e=>{Ot(e,["tfhd"]).forEach((i=>{const n=Ct(i,4),s=t[n];if(!s)return;const a=s.timescale||9e4;Ot(e,["tfdt"]).forEach((t=>{const e=t[0],i=r*a;if(i){let r=Ct(t,4);if(0===e)r-=i,r=Math.max(r,0),xt(t,4,r);else{r*=Math.pow(2,32),r+=Ct(t,8),r-=i,r=Math.max(r,0);const e=Math.floor(r/(wt+1)),n=Math.floor(r%(wt+1));xt(t,4,e),xt(t,8,n)}}}))}))}))}(f,h,l.baseTime/l.timescale),g>0?this.lastEndTime=E:(k.warn("Duration parsed from mp4 should be greater than zero"),this.resetNextTimestamp());const T=!!f.audio,b=!!f.video;let S="";T&&(S+="audio"),b&&(S+="video");const L={data1:h,startPTS:y,startDTS:y,endPTS:E,endDTS:E,type:S,hasAudio:T,hasVideo:b,nb:1,dropped:0};return c.audio="audio"===L.type?L:void 0,c.video="audio"!==L.type?L:void 0,c.initSegment=d,c.id3=An(r,n,l,l),i.samples.length&&(c.text=wn(i,n,l)),c}}},{demux:on,remux:Sn},{demux:class extends Ii{constructor(t,e){super(),this.observer=void 0,this.config=void 0,this.observer=t,this.config=e}resetInitSegment(t,e,r,i){super.resetInitSegment(t,e,r,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){if(!t)return!1;const e=ut(t,0);let r=(null==e?void 0:e.length)||0;if(Xi(t,r))return!1;for(let e=t.length;r<e;r++)if(Ni(t,r))return k.log("ADTS sync word found !"),!0;return!1}canParse(t,e){return function(t,e){return function(t,e){return e+5<t.length}(t,e)&&xi(t,e)&&Mi(t,e)<=t.length-e}(t,e)}appendFrame(t,e,r){Bi(t,this.observer,e,r,t.manifestCodec);const i=$i(t,e,r,this.basePTS,this.frameIndex);if(i&&0===i.missing)return i}},remux:Sn},{demux:class extends Ii{resetInitSegment(t,e,r,i){super.resetInitSegment(t,e,r,i),this._audioTrack={container:"audio/mpeg",type:"audio",id:2,pid:-1,sequenceNumber:0,segmentCodec:"mp3",samples:[],manifestCodec:e,duration:i,inputTimeScale:9e4,dropped:0}}static probe(t){if(!t)return!1;const e=ut(t,0);let r=(null==e?void 0:e.length)||0;if(e&&11===t[r]&&119===t[r+1]&&void 0!==dt(e)&&Ji(t,r)<=16)return!1;for(let e=t.length;r<e;r++)if(Xi(t,r))return k.log("MPEG Audio sync word found !"),!0;return!1}canParse(t,e){return function(t,e){return qi(t,e)&&4<=t.length-e}(t,e)}appendFrame(t,e,r){if(null!==this.basePTS)return Ki(t,e,r,this.basePTS,this.frameIndex)}},remux:Sn}];_n.splice(2,0,{demux:Zi,remux:Sn});class Dn{constructor(t,e,r,i,n){this.async=!1,this.observer=void 0,this.typeSupported=void 0,this.config=void 0,this.vendor=void 0,this.id=void 0,this.demuxer=void 0,this.remuxer=void 0,this.decrypter=void 0,this.probe=void 0,this.decryptionPromise=null,this.transmuxConfig=void 0,this.currentTransmuxState=void 0,this.observer=t,this.typeSupported=e,this.config=r,this.vendor=i,this.id=n}configure(t){this.transmuxConfig=t,this.decrypter&&this.decrypter.reset()}push(t,e,r,i){const n=r.transmuxing;n.executeStart=En();let s=new Uint8Array(t);const{currentTransmuxState:a,transmuxConfig:o}=this;i&&(this.currentTransmuxState=i);const{contiguous:l,discontinuity:u,trackSwitch:c,accurateTimeOffset:h,timeOffset:d,initSegmentChange:f}=i||a,{audioCodec:g,videoCodec:m,defaultInitPts:p,duration:v,initSegmentData:y}=o,S=function(t,e){let r=null;t.byteLength>0&&null!=(null==e?void 0:e.key)&&null!==e.iv&&null!=e.method&&(r=e);return r}(s,e);if(S&&"AES-128"===S.method){const t=this.getDecrypter();if(!t.isSync())return this.decryptionPromise=t.webCryptoDecrypt(s,S.key.buffer,S.iv.buffer).then((t=>{const e=this.push(t,null,r);return this.decryptionPromise=null,e})),this.decryptionPromise;{let e=t.softwareDecrypt(s,S.key.buffer,S.iv.buffer);if(r.part>-1&&(e=t.flush()),!e)return n.executeEnd=En(),Cn(r);s=new Uint8Array(e)}}const L=this.needsProbing(u,c);if(L){const t=this.configureTransmuxer(s);if(t)return k.warn(`[transmuxer] ${t.message}`),this.observer.emit(E.ERROR,E.ERROR,{type:T.MEDIA_ERROR,details:b.FRAG_PARSING_ERROR,fatal:!1,error:t,reason:t.message}),n.executeEnd=En(),Cn(r)}(u||c||f||L)&&this.resetInitSegment(y,g,m,v,e),(u||f||L)&&this.resetInitialTimestamp(p),l||this.resetContiguity();const A=this.transmux(s,S,d,h,r),w=this.currentTransmuxState;return w.contiguous=!0,w.discontinuity=!1,w.trackSwitch=!1,n.executeEnd=En(),A}flush(t){const e=t.transmuxing;e.executeStart=En();const{decrypter:r,currentTransmuxState:i,decryptionPromise:n}=this;if(n)return n.then((()=>this.flush(t)));const s=[],{timeOffset:a}=i;if(r){const e=r.flush();e&&s.push(this.push(e,null,t))}const{demuxer:o,remuxer:l}=this;if(!o||!l)return e.executeEnd=En(),[Cn(t)];const u=o.flush(a);return In(u)?u.then((e=>(this.flushRemux(s,e,t),s))):(this.flushRemux(s,u,t),s)}flushRemux(t,e,r){const{audioTrack:i,videoTrack:n,id3Track:s,textTrack:a}=e,{accurateTimeOffset:o,timeOffset:l}=this.currentTransmuxState;k.log(`[transmuxer.ts]: Flushed fragment ${r.sn}${r.part>-1?" p: "+r.part:""} of level ${r.level}`);const u=this.remuxer.remux(i,n,s,a,l,o,!0,this.id);t.push({remuxResult:u,chunkMeta:r}),r.transmuxing.executeEnd=En()}resetInitialTimestamp(t){const{demuxer:e,remuxer:r}=this;e&&r&&(e.resetTimeStamp(t),r.resetTimeStamp(t))}resetContiguity(){const{demuxer:t,remuxer:e}=this;t&&e&&(t.resetContiguity(),e.resetNextTimestamp())}resetInitSegment(t,e,r,i,n){const{demuxer:s,remuxer:a}=this;s&&a&&(s.resetInitSegment(t,e,r,i),a.resetInitSegment(t,e,r,n))}destroy(){this.demuxer&&(this.demuxer.destroy(),this.demuxer=void 0),this.remuxer&&(this.remuxer.destroy(),this.remuxer=void 0)}transmux(t,e,r,i,n){let s;return s=e&&"SAMPLE-AES"===e.method?this.transmuxSampleAes(t,e,r,i,n):this.transmuxUnencrypted(t,r,i,n),s}transmuxUnencrypted(t,e,r,i){const{audioTrack:n,videoTrack:s,id3Track:a,textTrack:o}=this.demuxer.demux(t,e,!1,!this.config.progressive);return{remuxResult:this.remuxer.remux(n,s,a,o,e,r,!1,this.id),chunkMeta:i}}transmuxSampleAes(t,e,r,i,n){return this.demuxer.demuxSampleAes(t,e,r).then((t=>({remuxResult:this.remuxer.remux(t.audioTrack,t.videoTrack,t.id3Track,t.textTrack,r,i,!1,this.id),chunkMeta:n})))}configureTransmuxer(t){const{config:e,observer:r,typeSupported:i,vendor:n}=this;let s;for(let e=0,r=_n.length;e<r;e++){var a;if(null!=(a=_n[e].demux)&&a.probe(t)){s=_n[e];break}}if(!s)return new Error("Failed to find demuxer by probing fragment data");const o=this.demuxer,l=this.remuxer,u=s.remux,c=s.demux;l&&l instanceof u||(this.remuxer=new u(r,e,i,n)),o&&o instanceof c||(this.demuxer=new c(r,e,i),this.probe=c.probe)}needsProbing(t,e){return!this.demuxer||!this.remuxer||t||e}getDecrypter(){let t=this.decrypter;return t||(t=this.decrypter=new gi(this.config)),t}}const Cn=t=>({remuxResult:{},chunkMeta:t});function In(t){return"then"in t&&t.then instanceof Function}class Pn{constructor(t,e,r,i,n){this.audioCodec=void 0,this.videoCodec=void 0,this.initSegmentData=void 0,this.duration=void 0,this.defaultInitPts=void 0,this.audioCodec=t,this.videoCodec=e,this.initSegmentData=r,this.duration=i,this.defaultInitPts=n||null}}class xn{constructor(t,e,r,i,n,s){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=r,this.trackSwitch=i,this.timeOffset=n,this.initSegmentChange=s}}var On={exports:{}};!function(t){var e=Object.prototype.hasOwnProperty,r="~";function i(){}function n(t,e,r){this.fn=t,this.context=e,this.once=r||!1}function s(t,e,i,s,a){if("function"!=typeof i)throw new TypeError("The listener must be a function");var o=new n(i,s||t,a),l=r?r+e:e;return t._events[l]?t._events[l].fn?t._events[l]=[t._events[l],o]:t._events[l].push(o):(t._events[l]=o,t._eventsCount++),t}function a(t,e){0==--t._eventsCount?t._events=new i:delete t._events[e]}function o(){this._events=new i,this._eventsCount=0}Object.create&&(i.prototype=Object.create(null),(new i).__proto__||(r=!1)),o.prototype.eventNames=function(){var t,i,n=[];if(0===this._eventsCount)return n;for(i in t=this._events)e.call(t,i)&&n.push(r?i.slice(1):i);return Object.getOwnPropertySymbols?n.concat(Object.getOwnPropertySymbols(t)):n},o.prototype.listeners=function(t){var e=r?r+t:t,i=this._events[e];if(!i)return[];if(i.fn)return[i.fn];for(var n=0,s=i.length,a=new Array(s);n<s;n++)a[n]=i[n].fn;return a},o.prototype.listenerCount=function(t){var e=r?r+t:t,i=this._events[e];return i?i.fn?1:i.length:0},o.prototype.emit=function(t,e,i,n,s,a){var o=r?r+t:t;if(!this._events[o])return!1;var l,u,c=this._events[o],h=arguments.length;if(c.fn){switch(c.once&&this.removeListener(t,c.fn,void 0,!0),h){case 1:return c.fn.call(c.context),!0;case 2:return c.fn.call(c.context,e),!0;case 3:return c.fn.call(c.context,e,i),!0;case 4:return c.fn.call(c.context,e,i,n),!0;case 5:return c.fn.call(c.context,e,i,n,s),!0;case 6:return c.fn.call(c.context,e,i,n,s,a),!0}for(u=1,l=new Array(h-1);u<h;u++)l[u-1]=arguments[u];c.fn.apply(c.context,l)}else{var d,f=c.length;for(u=0;u<f;u++)switch(c[u].once&&this.removeListener(t,c[u].fn,void 0,!0),h){case 1:c[u].fn.call(c[u].context);break;case 2:c[u].fn.call(c[u].context,e);break;case 3:c[u].fn.call(c[u].context,e,i);break;case 4:c[u].fn.call(c[u].context,e,i,n);break;default:if(!l)for(d=1,l=new Array(h-1);d<h;d++)l[d-1]=arguments[d];c[u].fn.apply(c[u].context,l)}}return!0},o.prototype.on=function(t,e,r){return s(this,t,e,r,!1)},o.prototype.once=function(t,e,r){return s(this,t,e,r,!0)},o.prototype.removeListener=function(t,e,i,n){var s=r?r+t:t;if(!this._events[s])return this;if(!e)return a(this,s),this;var o=this._events[s];if(o.fn)o.fn!==e||n&&!o.once||i&&o.context!==i||a(this,s);else{for(var l=0,u=[],c=o.length;l<c;l++)(o[l].fn!==e||n&&!o[l].once||i&&o[l].context!==i)&&u.push(o[l]);u.length?this._events[s]=1===u.length?u[0]:u:a(this,s)}return this},o.prototype.removeAllListeners=function(t){var e;return t?(e=r?r+t:t,this._events[e]&&a(this,e)):(this._events=new i,this._eventsCount=0),this},o.prototype.off=o.prototype.removeListener,o.prototype.addListener=o.prototype.on,o.prefixed=r,o.EventEmitter=o,t.exports=o}(On);var Mn=i(On.exports);class Fn{constructor(t,e,r,i){this.error=null,this.hls=void 0,this.id=void 0,this.observer=void 0,this.frag=null,this.part=null,this.useWorker=void 0,this.workerContext=null,this.onwmsg=void 0,this.transmuxer=null,this.onTransmuxComplete=void 0,this.onFlush=void 0;const n=t.config;this.hls=t,this.id=e,this.useWorker=!!n.enableWorker,this.onTransmuxComplete=r,this.onFlush=i;const s=(t,e)=>{(e=e||{}).frag=this.frag,e.id=this.id,t===E.ERROR&&(this.error=e.error),this.hls.trigger(t,e)};this.observer=new Mn,this.observer.on(E.FRAG_DECRYPTED,s),this.observer.on(E.ERROR,s);const a=ne(n.preferManagedMediaSource)||{isTypeSupported:()=>!1},o={mpeg:a.isTypeSupported("audio/mpeg"),mp3:a.isTypeSupported('audio/mp4; codecs="mp3"'),ac3:a.isTypeSupported('audio/mp4; codecs="ac-3"')};if(this.useWorker&&"undefined"!=typeof Worker){if(n.workerPath||"function"==typeof __HLS_WORKER_BUNDLE__){try{n.workerPath?(k.log(`loading Web Worker ${n.workerPath} for "${e}"`),this.workerContext=function(t){const e=new self.URL(t,self.location.href).href;return{worker:new self.Worker(e),scriptURL:e}}(n.workerPath)):(k.log(`injecting Web Worker for "${e}"`),this.workerContext=function(){const t=new self.Blob([`var exports={};var module={exports:exports};function define(f){f()};define.amd=true;(${__HLS_WORKER_BUNDLE__.toString()})(true);`],{type:"text/javascript"}),e=self.URL.createObjectURL(t);return{worker:new self.Worker(e),objectURL:e}}()),this.onwmsg=t=>this.onWorkerMessage(t);const{worker:t}=this.workerContext;t.addEventListener("message",this.onwmsg),t.onerror=t=>{const r=new Error(`${t.message}  (${t.filename}:${t.lineno})`);n.enableWorker=!1,k.warn(`Error in "${e}" Web Worker, fallback to inline`),this.hls.trigger(E.ERROR,{type:T.OTHER_ERROR,details:b.INTERNAL_EXCEPTION,fatal:!1,event:"demuxerWorker",error:r})},t.postMessage({cmd:"init",typeSupported:o,vendor:"",id:e,config:JSON.stringify(n)})}catch(t){k.warn(`Error setting up "${e}" Web Worker, fallback to inline`,t),this.resetWorker(),this.error=null,this.transmuxer=new Dn(this.observer,o,n,"",e)}return}}this.transmuxer=new Dn(this.observer,o,n,"",e)}resetWorker(){if(this.workerContext){const{worker:t,objectURL:e}=this.workerContext;e&&self.URL.revokeObjectURL(e),t.removeEventListener("message",this.onwmsg),t.onerror=null,t.terminate(),this.workerContext=null}}destroy(){if(this.workerContext)this.resetWorker(),this.onwmsg=void 0;else{const t=this.transmuxer;t&&(t.destroy(),this.transmuxer=null)}const t=this.observer;t&&t.removeAllListeners(),this.frag=null,this.observer=null,this.hls=null}push(t,e,r,i,n,s,a,o,l,u){var c,h;l.transmuxing.start=self.performance.now();const{transmuxer:d}=this,f=s?s.start:n.start,g=n.decryptdata,m=this.frag,p=!(m&&n.cc===m.cc),v=!(m&&l.level===m.level),y=m?l.sn-m.sn:-1,E=this.part?l.part-this.part.index:-1,T=0===y&&l.id>1&&l.id===(null==m?void 0:m.stats.chunkCount),b=!v&&(1===y||0===y&&(1===E||T&&E<=0)),S=self.performance.now();(v||y||0===n.stats.parsing.start)&&(n.stats.parsing.start=S),!s||!E&&b||(s.stats.parsing.start=S);const L=!(m&&(null==(c=n.initSegment)?void 0:c.url)===(null==(h=m.initSegment)?void 0:h.url)),A=new xn(p,b,o,v,f,L);if(!b||p||L){k.log(`[transmuxer-interface, ${n.type}]: Starting new transmux session for sn: ${l.sn} p: ${l.part} level: ${l.level} id: ${l.id}\n        discontinuity: ${p}\n        trackSwitch: ${v}\n        contiguous: ${b}\n        accurateTimeOffset: ${o}\n        timeOffset: ${f}\n        initSegmentChange: ${L}`);const t=new Pn(r,i,e,a,u);this.configureTransmuxer(t)}if(this.frag=n,this.part=s,this.workerContext)this.workerContext.worker.postMessage({cmd:"demux",data:t,decryptdata:g,chunkMeta:l,state:A},t instanceof ArrayBuffer?[t]:[]);else if(d){const e=d.push(t,g,l,A);In(e)?(d.async=!0,e.then((t=>{this.handleTransmuxComplete(t)})).catch((t=>{this.transmuxerError(t,l,"transmuxer-interface push error")}))):(d.async=!1,this.handleTransmuxComplete(e))}}flush(t){t.transmuxing.start=self.performance.now();const{transmuxer:e}=this;if(this.workerContext)this.workerContext.worker.postMessage({cmd:"flush",chunkMeta:t});else if(e){let r=e.flush(t);In(r)||e.async?(In(r)||(r=Promise.resolve(r)),r.then((e=>{this.handleFlushResult(e,t)})).catch((e=>{this.transmuxerError(e,t,"transmuxer-interface flush error")}))):this.handleFlushResult(r,t)}}transmuxerError(t,e,r){this.hls&&(this.error=t,this.hls.trigger(E.ERROR,{type:T.MEDIA_ERROR,details:b.FRAG_PARSING_ERROR,chunkMeta:e,frag:this.frag||void 0,fatal:!1,error:t,err:t,reason:r}))}handleFlushResult(t,e){t.forEach((t=>{this.handleTransmuxComplete(t)})),this.onFlush(e)}onWorkerMessage(t){const e=t.data;if(null==e||!e.event)return void k.warn("worker message received with no "+(e?"event name":"data"));const r=this.hls;if(this.hls)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":k[e.data.logType]&&k[e.data.logType](e.data.message);break;default:e.data=e.data||{},e.data.frag=this.frag,e.data.id=this.id,r.trigger(e.event,e.data)}}configureTransmuxer(t){const{transmuxer:e}=this;this.workerContext?this.workerContext.worker.postMessage({cmd:"configure",config:t}):e&&e.configure(t)}handleTransmuxComplete(t){t.chunkMeta.transmuxing.end=self.performance.now(),this.onTransmuxComplete(t)}}function Nn(t,e){if(t.length!==e.length)return!1;for(let 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Zn{constructor(){this.time=null,this.verboseLevel=0}log(t,e){if(this.verboseLevel>=t){const r="function"==typeof e?e():e;k.log(`${this.time} [${t}] ${r}`)}}}const ts=function(t){const e=[];for(let r=0;r<t.length;r++)e.push(t[r].toString(16));return e};class es{constructor(){this.foreground="white",this.underline=!1,this.italics=!1,this.background="black",this.flash=!1}reset(){this.foreground="white",this.underline=!1,this.italics=!1,this.background="black",this.flash=!1}setStyles(t){const e=["foreground","underline","italics","background","flash"];for(let r=0;r<e.length;r++){const i=e[r];t.hasOwnProperty(i)&&(this[i]=t[i])}}isDefault(){return"white"===this.foreground&&!this.underline&&!this.italics&&"black"===this.background&&!this.flash}equals(t){return this.foreground===t.foreground&&this.underline===t.underline&&this.italics===t.italics&&this.background===t.background&&this.flash===t.flash}copy(t){this.foreground=t.foreground,this.underline=t.underline,this.italics=t.italics,this.background=t.background,this.flash=t.flash}toString(){return"color="+this.foreground+", underline="+this.underline+", italics="+this.italics+", background="+this.background+", flash="+this.flash}}class rs{constructor(){this.uchar=" ",this.penState=new es}reset(){this.uchar=" ",this.penState.reset()}setChar(t,e){this.uchar=t,this.penState.copy(e)}setPenState(t){this.penState.copy(t)}equals(t){return this.uchar===t.uchar&&this.penState.equals(t.penState)}copy(t){this.uchar=t.uchar,this.penState.copy(t.penState)}isEmpty(){return" "===this.uchar&&this.penState.isDefault()}}class is{constructor(t){this.chars=[],this.pos=0,this.currPenState=new es,this.cueStartTime=null,this.logger=void 0;for(let t=0;t<Yn;t++)this.chars.push(new rs);this.logger=t}equals(t){for(let e=0;e<Yn;e++)if(!this.chars[e].equals(t.chars[e]))return!1;return!0}copy(t){for(let e=0;e<Yn;e++)this.chars[e].copy(t.chars[e])}isEmpty(){let t=!0;for(let e=0;e<Yn;e++)if(!this.chars[e].isEmpty()){t=!1;break}return t}setCursor(t){this.pos!==t&&(this.pos=t),this.pos<0?(this.logger.log(3,"Negative cursor position "+this.pos),this.pos=0):this.pos>Yn&&(this.logger.log(3,"Too large cursor position "+this.pos),this.pos=Yn)}moveCursor(t){const e=this.pos+t;if(t>1)for(let t=this.pos+1;t<e+1;t++)this.chars[t].setPenState(this.currPenState);this.setCursor(e)}backSpace(){this.moveCursor(-1),this.chars[this.pos].setChar(" ",this.currPenState)}insertChar(t){t>=144&&this.backSpace();const e=jn(t);this.pos>=Yn?this.logger.log(0,(()=>"Cannot insert "+t.toString(16)+" ("+e+") at position "+this.pos+". Skipping it!")):(this.chars[this.pos].setChar(e,this.currPenState),this.moveCursor(1))}clearFromPos(t){let e;for(e=t;e<Yn;e++)this.chars[e].reset()}clear(){this.clearFromPos(0),this.pos=0,this.currPenState.reset()}clearToEndOfRow(){this.clearFromPos(this.pos)}getTextString(){const t=[];let e=!0;for(let r=0;r<Yn;r++){const i=this.chars[r].uchar;" "!==i&&(e=!1),t.push(i)}return e?"":t.join("")}setPenStyles(t){this.currPenState.setStyles(t);this.chars[this.pos].setPenState(this.currPenState)}}class ns{constructor(t){this.rows=[],this.currRow=14,this.nrRollUpRows=null,this.lastOutputScreen=null,this.logger=void 0;for(let e=0;e<Kn;e++)this.rows.push(new is(t));this.logger=t}reset(){for(let t=0;t<Kn;t++)this.rows[t].clear();this.currRow=14}equals(t){let e=!0;for(let r=0;r<Kn;r++)if(!this.rows[r].equals(t.rows[r])){e=!1;break}return e}copy(t){for(let e=0;e<Kn;e++)this.rows[e].copy(t.rows[e])}isEmpty(){let t=!0;for(let e=0;e<Kn;e++)if(!this.rows[e].isEmpty()){t=!1;break}return t}backSpace(){this.rows[this.currRow].backSpace()}clearToEndOfRow(){this.rows[this.currRow].clearToEndOfRow()}insertChar(t){this.rows[this.currRow].insertChar(t)}setPen(t){this.rows[this.currRow].setPenStyles(t)}moveCursor(t){this.rows[this.currRow].moveCursor(t)}setCursor(t){this.logger.log(2,"setCursor: "+t);this.rows[this.currRow].setCursor(t)}setPAC(t){this.logger.log(2,(()=>"pacData = "+JSON.stringify(t)));let e=t.row-1;if(this.nrRollUpRows&&e<this.nrRollUpRows-1&&(e=this.nrRollUpRows-1),this.nrRollUpRows&&this.currRow!==e){for(let t=0;t<Kn;t++)this.rows[t].clear();const t=this.currRow+1-this.nrRollUpRows,r=this.lastOutputScreen;if(r){const i=r.rows[t].cueStartTime,n=this.logger.time;if(null!==i&&null!==n&&i<n)for(let i=0;i<this.nrRollUpRows;i++)this.rows[e-this.nrRollUpRows+i+1].copy(r.rows[t+i])}}this.currRow=e;const r=this.rows[this.currRow];if(null!==t.indent){const e=t.indent,i=Math.max(e-1,0);r.setCursor(t.indent),t.color=r.chars[i].penState.foreground}const i={foreground:t.color,underline:t.underline,italics:t.italics,background:"black",flash:!1};this.setPen(i)}setBkgData(t){this.logger.log(2,(()=>"bkgData = "+JSON.stringify(t))),this.backSpace(),this.setPen(t),this.insertChar(32)}setRollUpRows(t){this.nrRollUpRows=t}rollUp(){if(null===this.nrRollUpRows)return void this.logger.log(3,"roll_up but nrRollUpRows not set yet");this.logger.log(1,(()=>this.getDisplayText()));const t=this.currRow+1-this.nrRollUpRows,e=this.rows.splice(t,1)[0];e.clear(),this.rows.splice(this.currRow,0,e),this.logger.log(2,"Rolling up")}getDisplayText(t){t=t||!1;const e=[];let r="",i=-1;for(let r=0;r<Kn;r++){const n=this.rows[r].getTextString();n&&(i=r+1,t?e.push("Row "+i+": '"+n+"'"):e.push(n.trim()))}return e.length>0&&(r=t?"["+e.join(" | ")+"]":e.join("\n")),r}getTextAndFormat(){return this.rows}}class ss{constructor(t,e,r){this.chNr=void 0,this.outputFilter=void 0,this.mode=void 0,this.verbose=void 0,this.displayedMemory=void 0,this.nonDisplayedMemory=void 0,this.lastOutputScreen=void 0,this.currRollUpRow=void 0,this.writeScreen=void 0,this.cueStartTime=void 0,this.logger=void 0,this.chNr=t,this.outputFilter=e,this.mode=null,this.verbose=0,this.displayedMemory=new ns(r),this.nonDisplayedMemory=new ns(r),this.lastOutputScreen=new ns(r),this.currRollUpRow=this.displayedMemory.rows[14],this.writeScreen=this.displayedMemory,this.mode=null,this.cueStartTime=null,this.logger=r}reset(){this.mode=null,this.displayedMemory.reset(),this.nonDisplayedMemory.reset(),this.lastOutputScreen.reset(),this.outputFilter.reset(),this.currRollUpRow=this.displayedMemory.rows[14],this.writeScreen=this.displayedMemory,this.mode=null,this.cueStartTime=null}getHandler(){return this.outputFilter}setHandler(t){this.outputFilter=t}setPAC(t){this.writeScreen.setPAC(t)}setBkgData(t){this.writeScreen.setBkgData(t)}setMode(t){t!==this.mode&&(this.mode=t,this.logger.log(2,(()=>"MODE="+t)),"MODE_POP-ON"===this.mode?this.writeScreen=this.nonDisplayedMemory:(this.writeScreen=this.displayedMemory,this.writeScreen.reset()),"MODE_ROLL-UP"!==this.mode&&(this.displayedMemory.nrRollUpRows=null,this.nonDisplayedMemory.nrRollUpRows=null),this.mode=t)}insertChars(t){for(let e=0;e<t.length;e++)this.writeScreen.insertChar(t[e]);const e=this.writeScreen===this.displayedMemory?"DISP":"NON_DISP";this.logger.log(2,(()=>e+": "+this.writeScreen.getDisplayText(!0))),"MODE_PAINT-ON"!==this.mode&&"MODE_ROLL-UP"!==this.mode||(this.logger.log(1,(()=>"DISPLAYED: "+this.displayedMemory.getDisplayText(!0))),this.outputDataUpdate())}ccRCL(){this.logger.log(2,"RCL - Resume Caption Loading"),this.setMode("MODE_POP-ON")}ccBS(){this.logger.log(2,"BS - BackSpace"),"MODE_TEXT"!==this.mode&&(this.writeScreen.backSpace(),this.writeScreen===this.displayedMemory&&this.outputDataUpdate())}ccAOF(){}ccAON(){}ccDER(){this.logger.log(2,"DER- Delete to End of Row"),this.writeScreen.clearToEndOfRow(),this.outputDataUpdate()}ccRU(t){this.logger.log(2,"RU("+t+") - Roll Up"),this.writeScreen=this.displayedMemory,this.setMode("MODE_ROLL-UP"),this.writeScreen.setRollUpRows(t)}ccFON(){this.logger.log(2,"FON - Flash On"),this.writeScreen.setPen({flash:!0})}ccRDC(){this.logger.log(2,"RDC - Resume Direct Captioning"),this.setMode("MODE_PAINT-ON")}ccTR(){this.logger.log(2,"TR"),this.setMode("MODE_TEXT")}ccRTD(){this.logger.log(2,"RTD"),this.setMode("MODE_TEXT")}ccEDM(){this.logger.log(2,"EDM - Erase Displayed Memory"),this.displayedMemory.reset(),this.outputDataUpdate(!0)}ccCR(){this.logger.log(2,"CR - Carriage Return"),this.writeScreen.rollUp(),this.outputDataUpdate(!0)}ccENM(){this.logger.log(2,"ENM - Erase Non-displayed Memory"),this.nonDisplayedMemory.reset()}ccEOC(){if(this.logger.log(2,"EOC - End Of Caption"),"MODE_POP-ON"===this.mode){const t=this.displayedMemory;this.displayedMemory=this.nonDisplayedMemory,this.nonDisplayedMemory=t,this.writeScreen=this.nonDisplayedMemory,this.logger.log(1,(()=>"DISP: "+this.displayedMemory.getDisplayText()))}this.outputDataUpdate(!0)}ccTO(t){this.logger.log(2,"TO("+t+") - Tab Offset"),this.writeScreen.moveCursor(t)}ccMIDROW(t){const e={flash:!1};if(e.underline=t%2==1,e.italics=t>=46,e.italics)e.foreground="white";else{const r=Math.floor(t/2)-16,i=["white","green","blue","cyan","red","yellow","magenta"];e.foreground=i[r]}this.logger.log(2,"MIDROW: "+JSON.stringify(e)),this.writeScreen.setPen(e)}outputDataUpdate(t=!1){const e=this.logger.time;null!==e&&this.outputFilter&&(null!==this.cueStartTime||this.displayedMemory.isEmpty()?this.displayedMemory.equals(this.lastOutputScreen)||(this.outputFilter.newCue(this.cueStartTime,e,this.lastOutputScreen),t&&this.outputFilter.dispatchCue&&this.outputFilter.dispatchCue(),this.cueStartTime=this.displayedMemory.isEmpty()?null:e):this.cueStartTime=e,this.lastOutputScreen.copy(this.displayedMemory))}cueSplitAtTime(t){this.outputFilter&&(this.displayedMemory.isEmpty()||(this.outputFilter.newCue&&this.outputFilter.newCue(this.cueStartTime,t,this.displayedMemory),this.cueStartTime=t))}}class as{constructor(t,e,r){this.channels=void 0,this.currentChannel=0,this.cmdHistory={a:null,b:null},this.logger=void 0;const i=this.logger=new Zn;this.channels=[null,new ss(t,e,i),new ss(t+1,r,i)]}getHandler(t){return this.channels[t].getHandler()}setHandler(t,e){this.channels[t].setHandler(e)}addData(t,e){this.logger.time=t;for(let t=0;t<e.length;t+=2){const r=127&e[t],i=127&e[t+1];let n=!1,s=null;if(0===r&&0===i)continue;this.logger.log(3,(()=>"["+ts([e[t],e[t+1]])+"] -> ("+ts([r,i])+")"));const a=this.cmdHistory;if(r>=16&&r<=31){if(ls(r,i,a)){os(null,null,a),this.logger.log(3,(()=>"Repeated command ("+ts([r,i])+") is dropped"));continue}os(r,i,this.cmdHistory),n=this.parseCmd(r,i),n||(n=this.parseMidrow(r,i)),n||(n=this.parsePAC(r,i)),n||(n=this.parseBackgroundAttributes(r,i))}else os(null,null,a);if(!n&&(s=this.parseChars(r,i),s)){const t=this.currentChannel;if(t&&t>0){this.channels[t].insertChars(s)}else this.logger.log(2,"No channel found yet. TEXT-MODE?")}n||s||this.logger.log(2,(()=>"Couldn't parse cleaned data "+ts([r,i])+" orig: "+ts([e[t],e[t+1]])))}}parseCmd(t,e){if(!((20===t||28===t||21===t||29===t)&&e>=32&&e<=47)&&!((23===t||31===t)&&e>=33&&e<=35))return!1;const r=20===t||21===t||23===t?1:2,i=this.channels[r];return 20===t||21===t||28===t||29===t?32===e?i.ccRCL():33===e?i.ccBS():34===e?i.ccAOF():35===e?i.ccAON():36===e?i.ccDER():37===e?i.ccRU(2):38===e?i.ccRU(3):39===e?i.ccRU(4):40===e?i.ccFON():41===e?i.ccRDC():42===e?i.ccTR():43===e?i.ccRTD():44===e?i.ccEDM():45===e?i.ccCR():46===e?i.ccENM():47===e&&i.ccEOC():i.ccTO(e-32),this.currentChannel=r,!0}parseMidrow(t,e){let r=0;if((17===t||25===t)&&e>=32&&e<=47){if(r=17===t?1:2,r!==this.currentChannel)return this.logger.log(0,"Mismatch channel in midrow parsing"),!1;const i=this.channels[r];return!!i&&(i.ccMIDROW(e),this.logger.log(3,(()=>"MIDROW ("+ts([t,e])+")")),!0)}return!1}parsePAC(t,e){let r;if(!((t>=17&&t<=23||t>=25&&t<=31)&&e>=64&&e<=127)&&!((16===t||24===t)&&e>=64&&e<=95))return!1;const i=t<=23?1:2;r=e>=64&&e<=95?1===i?qn[t]:Xn[t]:1===i?zn[t]:Qn[t];const n=this.channels[i];return!!n&&(n.setPAC(this.interpretPAC(r,e)),this.currentChannel=i,!0)}interpretPAC(t,e){let r;const i={color:null,italics:!1,indent:null,underline:!1,row:t};return r=e>95?e-96:e-64,i.underline=!(1&~r),r<=13?i.color=["white","green","blue","cyan","red","yellow","magenta","white"][Math.floor(r/2)]:r<=15?(i.italics=!0,i.color="white"):i.indent=4*Math.floor((r-16)/2),i}parseChars(t,e){let r,i=null,n=null;if(t>=25?(r=2,n=t-8):(r=1,n=t),n>=17&&n<=19){let t;t=17===n?e+80:18===n?e+112:e+144,this.logger.log(2,(()=>"Special char '"+jn(t)+"' in channel "+r)),i=[t]}else t>=32&&t<=127&&(i=0===e?[t]:[t,e]);return i&&this.logger.log(3,(()=>"Char codes =  "+ts(i).join(","))),i}parseBackgroundAttributes(t,e){if(!((16===t||24===t)&&e>=32&&e<=47)&&!((23===t||31===t)&&e>=45&&e<=47))return!1;let r;const i={};16===t||24===t?(r=Math.floor((e-32)/2),i.background=Jn[r],e%2==1&&(i.background=i.background+"_semi")):45===e?i.background="transparent":(i.foreground="black",47===e&&(i.underline=!0));const n=t<=23?1:2;return this.channels[n].setBkgData(i),!0}reset(){for(let t=0;t<Object.keys(this.channels).length;t++){const e=this.channels[t];e&&e.reset()}os(null,null,this.cmdHistory)}cueSplitAtTime(t){for(let e=0;e<this.channels.length;e++){const r=this.channels[e];r&&r.cueSplitAtTime(t)}}}function os(t,e,r){r.a=t,r.b=e}function ls(t,e,r){return r.a===t&&r.b===e}class us{constructor(t,e){this.timelineController=void 0,this.cueRanges=[],this.trackName=void 0,this.startTime=null,this.endTime=null,this.screen=null,this.timelineController=t,this.trackName=e}dispatchCue(){null!==this.startTime&&(this.timelineController.addCues(this.trackName,this.startTime,this.endTime,this.screen,this.cueRanges),this.startTime=null)}newCue(t,e,r){(null===this.startTime||this.startTime>t)&&(this.startTime=t),this.endTime=e,this.screen=r,this.timelineController.createCaptionsTrack(this.trackName)}reset(){this.cueRanges=[],this.startTime=null}}var cs=function(){if(null!=W&&W.VTTCue)return self.VTTCue;const t=["","lr","rl"],e=["start","middle","end","left","right"];function r(t,e){if("string"!=typeof e)return!1;if(!Array.isArray(t))return!1;const r=e.toLowerCase();return!!~t.indexOf(r)&&r}function i(t){return r(e,t)}function n(t,...e){let r=1;for(;r<arguments.length;r++){const e=arguments[r];for(const r in e)t[r]=e[r]}return t}function s(e,s,a){const o=this,l={enumerable:!0};o.hasBeenReset=!1;let u="",c=!1,h=e,d=s,f=a,g=null,m="",p=!0,v="auto",y="start",E=50,T="middle",b=50,S="middle";Object.defineProperty(o,"id",n({},l,{get:function(){return u},set:function(t){u=""+t}})),Object.defineProperty(o,"pauseOnExit",n({},l,{get:function(){return c},set:function(t){c=!!t}})),Object.defineProperty(o,"startTime",n({},l,{get:function(){return h},set:function(t){if("number"!=typeof t)throw new TypeError("Start time must be set to a number.");h=t,this.hasBeenReset=!0}})),Object.defineProperty(o,"endTime",n({},l,{get:function(){return d},set:function(t){if("number"!=typeof t)throw new TypeError("End time must be set to a number.");d=t,this.hasBeenReset=!0}})),Object.defineProperty(o,"text",n({},l,{get:function(){return f},set:function(t){f=""+t,this.hasBeenReset=!0}})),Object.defineProperty(o,"region",n({},l,{get:function(){return g},set:function(t){g=t,this.hasBeenReset=!0}})),Object.defineProperty(o,"vertical",n({},l,{get:function(){return m},set:function(e){const i=function(e){return r(t,e)}(e);if(!1===i)throw new SyntaxError("An invalid or illegal string was specified.");m=i,this.hasBeenReset=!0}})),Object.defineProperty(o,"snapToLines",n({},l,{get:function(){return p},set:function(t){p=!!t,this.hasBeenReset=!0}})),Object.defineProperty(o,"line",n({},l,{get:function(){return v},set:function(t){if("number"!=typeof t&&"auto"!==t)throw new SyntaxError("An invalid number or illegal string was specified.");v=t,this.hasBeenReset=!0}})),Object.defineProperty(o,"lineAlign",n({},l,{get:function(){return y},set:function(t){const e=i(t);if(!e)throw new SyntaxError("An invalid or illegal string was specified.");y=e,this.hasBeenReset=!0}})),Object.defineProperty(o,"position",n({},l,{get:function(){return E},set:function(t){if(t<0||t>100)throw new Error("Position must be between 0 and 100.");E=t,this.hasBeenReset=!0}})),Object.defineProperty(o,"positionAlign",n({},l,{get:function(){return T},set:function(t){const e=i(t);if(!e)throw new SyntaxError("An invalid or illegal string was specified.");T=e,this.hasBeenReset=!0}})),Object.defineProperty(o,"size",n({},l,{get:function(){return b},set:function(t){if(t<0||t>100)throw new Error("Size must be between 0 and 100.");b=t,this.hasBeenReset=!0}})),Object.defineProperty(o,"align",n({},l,{get:function(){return S},set:function(t){const e=i(t);if(!e)throw new SyntaxError("An invalid or illegal string was specified.");S=e,this.hasBeenReset=!0}})),o.displayState=void 0}return s.prototype.getCueAsHTML=function(){return self.WebVTT.convertCueToDOMTree(self,this.text)},s}();class hs{decode(t,e){if(!t)return"";if("string"!=typeof t)throw new Error("Error - expected string data.");return decodeURIComponent(encodeURIComponent(t))}}function ds(t){function e(t,e,r,i){return 3600*(0|t)+60*(0|e)+(0|r)+parseFloat(i||0)}const r=t.match(/^(?:(\d+):)?(\d{2}):(\d{2})(\.\d+)?/);return r?parseFloat(r[2])>59?e(r[2],r[3],0,r[4]):e(r[1],r[2],r[3],r[4]):null}class fs{constructor(){this.values=Object.create(null)}set(t,e){this.get(t)||""===e||(this.values[t]=e)}get(t,e,r){return r?this.has(t)?this.values[t]:e[r]:this.has(t)?this.values[t]:e}has(t){return t in this.values}alt(t,e,r){for(let i=0;i<r.length;++i)if(e===r[i]){this.set(t,e);break}}integer(t,e){/^-?\d+$/.test(e)&&this.set(t,parseInt(e,10))}percent(t,e){if(/^([\d]{1,3})(\.[\d]*)?%$/.test(e)){const r=parseFloat(e);if(r>=0&&r<=100)return this.set(t,r),!0}return!1}}function gs(t,e,r,i){const n=i?t.split(i):[t];for(const t in n){if("string"!=typeof n[t])continue;const i=n[t].split(r);if(2!==i.length)continue;e(i[0],i[1])}}const ms=new cs(0,0,""),ps="middle"===ms.align?"middle":"center";function vs(t,e,r){const i=t;function n(){const e=ds(t);if(null===e)throw new Error("Malformed timestamp: "+i);return t=t.replace(/^[^\sa-zA-Z-]+/,""),e}function s(){t=t.replace(/^\s+/,"")}if(s(),e.startTime=n(),s(),"--\x3e"!==t.slice(0,3))throw new Error("Malformed time stamp (time stamps must be separated by 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s=i.get("position","auto");"auto"===s&&50===ms.position&&(s="start"===e.align||"left"===e.align?0:"end"===e.align||"right"===e.align?100:50),e.position=s}(t,e)}function ys(t){return t.replace(/<br(?: \/)?>/gi,"\n")}class Es{constructor(){this.state="INITIAL",this.buffer="",this.decoder=new hs,this.regionList=[],this.cue=null,this.oncue=void 0,this.onparsingerror=void 0,this.onflush=void 0}parse(t){const e=this;function r(){let t=e.buffer,r=0;for(t=ys(t);r<t.length&&"\r"!==t[r]&&"\n"!==t[r];)++r;const i=t.slice(0,r);return"\r"===t[r]&&++r,"\n"===t[r]&&++r,e.buffer=t.slice(r),i}t&&(e.buffer+=e.decoder.decode(t,{stream:!0}));try{let t="";if("INITIAL"===e.state){if(!/\r\n|\n/.test(e.buffer))return this;t=r();const i=t.match(/^()?WEBVTT([ \t].*)?$/);if(null==i||!i[0])throw new Error("Malformed WebVTT signature.");e.state="HEADER"}let i=!1;for(;e.buffer;){if(!/\r\n|\n/.test(e.buffer))return 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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(E.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),t.on(E.MEDIA_ATTACHING,this.onMediaAttaching,this),t.on(E.MANIFEST_PARSED,this.onManifestParsed,this),t.on(E.LEVELS_UPDATED,this.onLevelsUpdated,this),t.on(E.BUFFER_CODECS,this.onBufferCodecs,this),t.on(E.MEDIA_DETACHING,this.onMediaDetaching,this)}unregisterListener(){const{hls:t}=this;t.off(E.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),t.off(E.MEDIA_ATTACHING,this.onMediaAttaching,this),t.off(E.MANIFEST_PARSED,this.onManifestParsed,this),t.off(E.LEVELS_UPDATED,this.onLevelsUpdated,this),t.off(E.BUFFER_CODECS,this.onBufferCodecs,this),t.off(E.MEDIA_DETACHING,this.onMediaDetaching,this)}onFpsDropLevelCapping(t,e){const r=this.hls.levels[e.droppedLevel];this.isLevelAllowed(r)&&this.restrictedLevels.push({bitrate:r.bitrate,height:r.height,width:r.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 r=this.hls;this.restrictedLevels=[],this.firstLevel=e.firstLevel,r.config.capLevelToPlayerSize&&e.video&&this.startCapping()}onLevelsUpdated(t,e){this.timer&&p(this.autoLevelCapping)&&this.detectPlayerSize()}onBufferCodecs(t,e){this.hls.config.capLevelToPlayerSize&&e.video&&this.startCapping()}onMediaDetaching(){this.stopCapping()}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,r=this.getMaxLevel(t.length-1);r!==this.autoLevelCapping&&k.log(`Setting autoLevelCapping to ${r}: ${t[r].height}p@${t[r].bitrate} for media ${this.mediaWidth}x${this.mediaHeight}`),e.autoLevelCapping=r,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 r=e.filter(((e,r)=>this.isLevelAllowed(e)&&r<=t));return this.clientRect=null,Bs.getMaxLevelByMediaSize(r,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 r=t.getBoundingClientRect();e.width=r.width,e.height=r.height,e.width||e.height||(e.width=r.right-r.left||t.width||0,e.height=r.bottom-r.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 t}isLevelAllowed(t){return!this.restrictedLevels.some((e=>t.bitrate===e.bitrate&&t.width===e.width&&t.height===e.height))}static getMaxLevelByMediaSize(t,e,r){if(null==t||!t.length)return-1;let i=t.length-1;const n=Math.max(e,r);for(let e=0;e<t.length;e+=1){const r=t[e];if((r.width>=n||r.height>=n)&&(s=r,!(a=t[e+1])||s.width!==a.width||s.height!==a.height)){i=e;break}}var s,a;return i}}const Us="[eme]";class $s{constructor(t){this.hls=void 0,this.config=void 0,this.media=null,this.keyFormatPromise=null,this.keySystemAccessPromises={},this._requestLicenseFailureCount=0,this.mediaKeySessions=[],this.keyIdToKeySessionPromise={},this.setMediaKeysQueue=$s.CDMCleanupPromise?[$s.CDMCleanupPromise]:[],this.debug=k.debug.bind(k,Us),this.log=k.log.bind(k,Us),this.warn=k.warn.bind(k,Us),this.error=k.error.bind(k,Us),this.onMediaEncrypted=t=>{const{initDataType:e,initData:r}=t,i=`"${t.type}" event: init data type: "${e}"`;if(this.debug(i),null!==r){if(!this.keyFormatPromise){let t=Object.keys(this.keySystemAccessPromises);t.length||(t=rt(this.config));const e=t.map(et).filter((t=>!!t));this.keyFormatPromise=this.getKeyFormatPromise(e)}this.keyFormatPromise.then((n=>{const s=z(n);let a,o;if("sinf"===e){if(s!==V.FAIRPLAY)return void this.warn(`Ignoring unexpected "${t.type}" event with init data type: "${e}" for selected key-system ${s}`);const n=_t(new Uint8Array(r));try{const t=Gt($(JSON.parse(n).sinf));if(!t)throw new Error("'schm' box missing or not cbcs/cenc with schi > tenc");a=t.subarray(8,24),o=V.FAIRPLAY}catch(t){return void this.warn(`${i} Failed to parse sinf: ${t}`)}}else{if(s!==V.WIDEVINE&&s!==V.PLAYREADY)return void this.warn(`Ignoring unexpected "${t.type}" event with init data type: "${e}" for selected key-system ${s}`);const n=function(t){const e=[];if(t instanceof ArrayBuffer){const r=t.byteLength;let i=0;for(;i+32<r;){const r=zt(new DataView(t,i));e.push(r),i+=r.size}}return e}(r),l=n.filter((t=>!!t.systemId&&tt(t.systemId)===s));l.length>1&&this.warn(`${i} Using first of ${l.length} pssh found for selected key-system ${s}`);const u=l[0];if(!u)return void(0===n.length||n.some((t=>!t.systemId))?this.warn(`${i} contains incomplete or invalid pssh data`):this.log(`ignoring ${i} for ${n.map((t=>tt(t.systemId))).join(",")} pssh data in favor of playlist keys`));if(o=tt(u.systemId),0===u.version&&u.data)if(o===V.WIDEVINE){const t=u.data.length-22;a=u.data.subarray(t,t+16)}else o===V.PLAYREADY&&(a=st(u.data))}if(!o||!a)return void this.log(`Unable to handle ${i} with key-system ${s}`);const l=At(a),{keyIdToKeySessionPromise:u,mediaKeySessions:c}=this;let h=u[l];for(let t=0;t<c.length;t++){const i=c[t],n=i.decryptdata;if(!n.keyId)continue;const s=At(n.keyId);if(l===s||-1!==n.uri.replace(/-/g,"").indexOf(l)){if(h=u[s],n.pssh)break;delete u[s],n.pssh=new Uint8Array(r),n.keyId=a,h=u[l]=h.then((()=>this.generateRequestWithPreferredKeySession(i,e,r,"encrypted-event-key-match"))),h.catch((t=>this.handleError(t)));break}}if(!h){if(o!==s)return void this.log(`Ignoring "${i}" with ${o} init data for selected key-system ${s}`);h=u[l]=this.getKeySystemSelectionPromise([o]).then((({keySystem:t,mediaKeys:i})=>{var n;this.throwIfDestroyed();const s=new Qt("ISO-23001-7",l,null!=(n=et(t))?n:"");return s.pssh=new Uint8Array(r),s.keyId=a,this.attemptSetMediaKeys(t,i).then((()=>{this.throwIfDestroyed();const n=this.createMediaKeySessionContext({decryptdata:s,keySystem:t,mediaKeys:i});return this.generateRequestWithPreferredKeySession(n,e,r,"encrypted-event-no-match")}))})),h.catch((t=>this.handleError(t)))}}))}},this.onWaitingForKey=t=>{this.log(`"${t.type}" event`)},this.hls=t,this.config=t.config,this.registerListeners()}destroy(){this.unregisterListeners(),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(E.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.on(E.MEDIA_DETACHED,this.onMediaDetached,this),this.hls.on(E.MANIFEST_LOADING,this.onManifestLoading,this),this.hls.on(E.MANIFEST_LOADED,this.onManifestLoaded,this)}unregisterListeners(){this.hls.off(E.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.off(E.MEDIA_DETACHED,this.onMediaDetached,this),this.hls.off(E.MANIFEST_LOADING,this.onManifestLoading,this),this.hls.off(E.MANIFEST_LOADED,this.onManifestLoaded,this)}getLicenseServerUrl(t){const{drmSystems:e,widevineLicenseUrl:r}=this.config,i=e[t];return i?i.licenseUrl:t===V.WIDEVINE&&r?r:void 0}getLicenseServerUrlOrThrow(t){const e=this.getLicenseServerUrl(t);if(void 0===e)throw new Error(`no license server URL configured for key-system "${t}"`);return e}getServerCertificateUrl(t){const{drmSystems:e}=this.config,r=e[t];if(r)return r.serverCertificateUrl;this.log(`No Server Certificate in config.drmSystems["${t}"]`)}attemptKeySystemAccess(t){const e=this.hls.levels,r=(t,e,r)=>!!t&&r.indexOf(t)===e,i=e.map((t=>t.audioCodec)).filter(r),n=e.map((t=>t.videoCodec)).filter(r);return i.length+n.length===0&&n.push("avc1.42e01e"),new Promise(((e,r)=>{const s=t=>{const a=t.shift();this.getMediaKeysPromise(a,i,n).then((t=>e({keySystem:a,mediaKeys:t}))).catch((e=>{t.length?s(t):r(e instanceof Gs?e:new Gs({type:T.KEY_SYSTEM_ERROR,details:b.KEY_SYSTEM_NO_ACCESS,error:e,fatal:!0},e.message))}))};s(t)}))}requestMediaKeySystemAccess(t,e){const{requestMediaKeySystemAccessFunc:r}=this.config;if("function"!=typeof r){let t=`Configured requestMediaKeySystemAccess is not a function ${r}`;return null===it&&"http:"===self.location.protocol&&(t=`navigator.requestMediaKeySystemAccess is not available over insecure protocol ${location.protocol}`),Promise.reject(new Error(t))}return r(t,e)}getMediaKeysPromise(t,e,r){const i=function(t,e,r,i){let n;switch(t){case V.FAIRPLAY:n=["cenc","sinf"];break;case V.WIDEVINE:case V.PLAYREADY:n=["cenc"];break;case V.CLEARKEY:n=["cenc","keyids"];break;default:throw new Error(`Unknown key-system: ${t}`)}return function(t,e,r,i){return[{initDataTypes:t,persistentState:i.persistentState||"optional",distinctiveIdentifier:i.distinctiveIdentifier||"optional",sessionTypes:i.sessionTypes||[i.sessionType||"temporary"],audioCapabilities:e.map((t=>({contentType:`audio/mp4; codecs="${t}"`,robustness:i.audioRobustness||"",encryptionScheme:i.audioEncryptionScheme||null}))),videoCapabilities:r.map((t=>({contentType:`video/mp4; codecs="${t}"`,robustness:i.videoRobustness||"",encryptionScheme:i.videoEncryptionScheme||null})))}]}(n,e,r,i)}(t,e,r,this.config.drmSystemOptions),n=this.keySystemAccessPromises[t];let s=null==n?void 0:n.keySystemAccess;if(!s){this.log(`Requesting encrypted media "${t}" key-system access with config: ${JSON.stringify(i)}`),s=this.requestMediaKeySystemAccess(t,i);const e=this.keySystemAccessPromises[t]={keySystemAccess:s};return s.catch((e=>{this.log(`Failed to obtain access to key-system "${t}": ${e}`)})),s.then((r=>{this.log(`Access for key-system "${r.keySystem}" obtained`);const i=this.fetchServerCertificate(t);return this.log(`Create media-keys for "${t}"`),e.mediaKeys=r.createMediaKeys().then((e=>(this.log(`Media-keys created for "${t}"`),i.then((r=>r?this.setMediaKeysServerCertificate(e,t,r):e))))),e.mediaKeys.catch((e=>{this.error(`Failed to create media-keys for "${t}"}: ${e}`)})),e.mediaKeys}))}return s.then((()=>n.mediaKeys))}createMediaKeySessionContext({decryptdata:t,keySystem:e,mediaKeys:r}){this.log(`Creating key-system session "${e}" keyId: ${At(t.keyId||[])}`);const i=r.createSession(),n={decryptdata:t,keySystem:e,mediaKeys:r,mediaKeysSession:i,keyStatus:"status-pending"};return this.mediaKeySessions.push(n),n}renewKeySession(t){const e=t.decryptdata;if(e.pssh){const r=this.createMediaKeySessionContext(t),i=this.getKeyIdString(e),n="cenc";this.keyIdToKeySessionPromise[i]=this.generateRequestWithPreferredKeySession(r,n,e.pssh,"expired")}else this.warn("Could not renew expired session. Missing pssh initData.");this.removeSession(t)}getKeyIdString(t){if(!t)throw new Error("Could not read keyId of undefined decryptdata");if(null===t.keyId)throw new Error("keyId is null");return At(t.keyId)}updateKeySession(t,e){var r;const i=t.mediaKeysSession;return this.log(`Updating key-session "${i.sessionId}" for keyID ${At((null==(r=t.decryptdata)?void 0:r.keyId)||[])}\n      } (data length: ${e?e.byteLength:e})`),i.update(e)}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 ${e.join(", ")}`),this.keyFormatPromise=this.getKeyFormatPromise(e)),this.keyFormatPromise}getKeyFormatPromise(t){return new Promise(((e,r)=>{const i=rt(this.config),n=t.map(z).filter((t=>!!t&&-1!==i.indexOf(t)));return this.getKeySystemSelectionPromise(n).then((({keySystem:t})=>{const i=et(t);i?e(i):r(new Error(`Unable to find format for key-system "${t}"`))})).catch(r)}))}loadKey(t){const e=t.keyInfo.decryptdata,r=this.getKeyIdString(e),i=`(keyId: ${r} format: "${e.keyFormat}" method: ${e.method} uri: ${e.uri})`;this.log(`Starting session for key ${i}`);let n=this.keyIdToKeySessionPromise[r];return n||(n=this.keyIdToKeySessionPromise[r]=this.getKeySystemForKeyPromise(e).then((({keySystem:r,mediaKeys:n})=>(this.throwIfDestroyed(),this.log(`Handle encrypted media sn: ${t.frag.sn} ${t.frag.type}: ${t.frag.level} using key ${i}`),this.attemptSetMediaKeys(r,n).then((()=>{this.throwIfDestroyed();const t=this.createMediaKeySessionContext({keySystem:r,mediaKeys:n,decryptdata:e});return this.generateRequestWithPreferredKeySession(t,"cenc",e.pssh,"playlist-key")}))))),n.catch((t=>this.handleError(t)))),n}throwIfDestroyed(t="Invalid state"){if(!this.hls)throw new Error("invalid state")}handleError(t){this.hls&&(this.error(t.message),t instanceof Gs?this.hls.trigger(E.ERROR,t.data):this.hls.trigger(E.ERROR,{type:T.KEY_SYSTEM_ERROR,details:b.KEY_SYSTEM_NO_KEYS,error:t,fatal:!0}))}getKeySystemForKeyPromise(t){const e=this.getKeyIdString(t),r=this.keyIdToKeySessionPromise[e];if(!r){const e=z(t.keyFormat),r=e?[e]:rt(this.config);return this.attemptKeySystemAccess(r)}return r}getKeySystemSelectionPromise(t){if(t.length||(t=rt(this.config)),0===t.length)throw new Gs({type:T.KEY_SYSTEM_ERROR,details:b.KEY_SYSTEM_NO_CONFIGURED_LICENSE,fatal:!0},`Missing key-system license configuration options ${JSON.stringify({drmSystems:this.config.drmSystems})}`);return this.attemptKeySystemAccess(t)}attemptSetMediaKeys(t,e){const r=this.setMediaKeysQueue.slice();this.log(`Setting media-keys for "${t}"`);const i=Promise.all(r).then((()=>{if(!this.media)throw new Error("Attempted to set mediaKeys without media element attached");return this.media.setMediaKeys(e)}));return this.setMediaKeysQueue.push(i),i.then((()=>{this.log(`Media-keys set for "${t}"`),r.push(i),this.setMediaKeysQueue=this.setMediaKeysQueue.filter((t=>-1===r.indexOf(t)))}))}generateRequestWithPreferredKeySession(t,e,r,i){var n,s;const a=null==(n=this.config.drmSystems)||null==(s=n[t.keySystem])?void 0:s.generateRequest;if(a)try{const i=a.call(this.hls,e,r,t);if(!i)throw new Error("Invalid response from configured generateRequest filter");e=i.initDataType,r=t.decryptdata.pssh=i.initData?new Uint8Array(i.initData):null}catch(t){var o;if(this.warn(t.message),null!=(o=this.hls)&&o.config.debug)throw t}if(null===r)return this.log(`Skipping key-session request for "${i}" (no initData)`),Promise.resolve(t);const l=this.getKeyIdString(t.decryptdata);this.log(`Generating key-session request for "${i}": ${l} (init data type: ${e} length: ${r?r.byteLength:null})`);const u=new Mn,c=t._onmessage=e=>{const r=t.mediaKeysSession;if(!r)return void u.emit("error",new Error("invalid state"));const{messageType:i,message:n}=e;this.log(`"${i}" message event for session "${r.sessionId}" message size: ${n.byteLength}`),"license-request"===i||"license-renewal"===i?this.renewLicense(t,n).catch((t=>{this.handleError(t),u.emit("error",t)})):"license-release"===i?t.keySystem===V.FAIRPLAY&&(this.updateKeySession(t,H("acknowledged")),this.removeSession(t)):this.warn(`unhandled media key message type "${i}"`)},h=t._onkeystatuseschange=e=>{if(!t.mediaKeysSession)return void u.emit("error",new Error("invalid state"));this.onKeyStatusChange(t);const r=t.keyStatus;u.emit("keyStatus",r),"expired"===r&&(this.warn(`${t.keySystem} expired for key ${l}`),this.renewKeySession(t))};t.mediaKeysSession.addEventListener("message",c),t.mediaKeysSession.addEventListener("keystatuseschange",h);const d=new Promise(((t,e)=>{u.on("error",e),u.on("keyStatus",(r=>{r.startsWith("usable")?t():"output-restricted"===r?e(new Gs({type:T.KEY_SYSTEM_ERROR,details:b.KEY_SYSTEM_STATUS_OUTPUT_RESTRICTED,fatal:!1},"HDCP level output restricted")):"internal-error"===r?e(new Gs({type:T.KEY_SYSTEM_ERROR,details:b.KEY_SYSTEM_STATUS_INTERNAL_ERROR,fatal:!0},`key status changed to "${r}"`)):"expired"===r?e(new Error("key expired while generating request")):this.warn(`unhandled key status change "${r}"`)}))}));return t.mediaKeysSession.generateRequest(e,r).then((()=>{var e;this.log(`Request generated for key-session "${null==(e=t.mediaKeysSession)?void 0:e.sessionId}" keyId: ${l}`)})).catch((t=>{throw new Gs({type:T.KEY_SYSTEM_ERROR,details:b.KEY_SYSTEM_NO_SESSION,error:t,fatal:!1},`Error generating key-session request: ${t}`)})).then((()=>d)).catch((e=>{throw u.removeAllListeners(),this.removeSession(t),e})).then((()=>(u.removeAllListeners(),t)))}onKeyStatusChange(t){t.mediaKeysSession.keyStatuses.forEach(((e,r)=>{this.log(`key status change "${e}" for keyStatuses keyId: ${At("buffer"in r?new Uint8Array(r.buffer,r.byteOffset,r.byteLength):new Uint8Array(r))} session keyId: ${At(new Uint8Array(t.decryptdata.keyId||[]))} uri: ${t.decryptdata.uri}`),t.keyStatus=e}))}fetchServerCertificate(t){const e=this.config,r=new(0,e.loader)(e),i=this.getServerCertificateUrl(t);return i?(this.log(`Fetching server certificate for "${t}"`),new Promise(((n,s)=>{const a={responseType:"arraybuffer",url:i},o=e.certLoadPolicy.default,l={loadPolicy:o,timeout:o.maxLoadTimeMs,maxRetry:0,retryDelay:0,maxRetryDelay:0},u={onSuccess:(t,e,r,i)=>{n(t.data)},onError:(e,r,n,o)=>{s(new Gs({type:T.KEY_SYSTEM_ERROR,details:b.KEY_SYSTEM_SERVER_CERTIFICATE_REQUEST_FAILED,fatal:!0,networkDetails:n,response:d({url:a.url,data:void 0},e)},`"${t}" certificate request failed (${i}). Status: ${e.code} (${e.text})`))},onTimeout:(e,r,n)=>{s(new Gs({type:T.KEY_SYSTEM_ERROR,details:b.KEY_SYSTEM_SERVER_CERTIFICATE_REQUEST_FAILED,fatal:!0,networkDetails:n,response:{url:a.url,data:void 0}},`"${t}" certificate request timed out (${i})`))},onAbort:(t,e,r)=>{s(new Error("aborted"))}};r.load(a,l,u)}))):Promise.resolve()}setMediaKeysServerCertificate(t,e,r){return new Promise(((i,n)=>{t.setServerCertificate(r).then((n=>{this.log(`setServerCertificate ${n?"success":"not supported by CDM"} (${null==r?void 0:r.byteLength}) on "${e}"`),i(t)})).catch((t=>{n(new Gs({type:T.KEY_SYSTEM_ERROR,details:b.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((t=>{throw new Gs({type:T.KEY_SYSTEM_ERROR,details:b.KEY_SYSTEM_SESSION_UPDATE_FAILED,error:t,fatal:!0},t.message)}))))}unpackPlayReadyKeyMessage(t,e){const r=String.fromCharCode.apply(null,new Uint16Array(e.buffer));if(!r.includes("PlayReadyKeyMessage"))return t.setRequestHeader("Content-Type","text/xml; charset=utf-8"),e;const i=(new DOMParser).parseFromString(r,"application/xml"),n=i.querySelectorAll("HttpHeader");if(n.length>0){let e;for(let r=0,i=n.length;r<i;r++){var s,a;e=n[r];const i=null==(s=e.querySelector("name"))?void 0:s.textContent,o=null==(a=e.querySelector("value"))?void 0:a.textContent;i&&o&&t.setRequestHeader(i,o)}}const o=i.querySelector("Challenge"),l=null==o?void 0:o.textContent;if(!l)throw new Error("Cannot find <Challenge> in key message");return H(atob(l))}setupLicenseXHR(t,e,r,i){const n=this.config.licenseXhrSetup;return n?Promise.resolve().then((()=>{if(!r.decryptdata)throw new Error("Key removed");return n.call(this.hls,t,e,r,i)})).catch((s=>{if(!r.decryptdata)throw s;return t.open("POST",e,!0),n.call(this.hls,t,e,r,i)})).then((r=>{t.readyState||t.open("POST",e,!0);return{xhr:t,licenseChallenge:r||i}})):(t.open("POST",e,!0),Promise.resolve({xhr:t,licenseChallenge:i}))}requestLicense(t,e){const r=this.config.keyLoadPolicy.default;return new Promise(((i,n)=>{const s=this.getLicenseServerUrlOrThrow(t.keySystem);this.log(`Sending license request to URL: ${s}`);const a=new XMLHttpRequest;a.responseType="arraybuffer",a.onreadystatechange=()=>{if(!this.hls||!t.mediaKeysSession)return n(new Error("invalid state"));if(4===a.readyState)if(200===a.status){this._requestLicenseFailureCount=0;let e=a.response;this.log(`License received ${e instanceof ArrayBuffer?e.byteLength:e}`);const r=this.config.licenseResponseCallback;if(r)try{e=r.call(this.hls,a,s,t)}catch(t){this.error(t)}i(e)}else{const o=r.errorRetry,l=o?o.maxNumRetry:0;if(this._requestLicenseFailureCount++,this._requestLicenseFailureCount>l||a.status>=400&&a.status<500)n(new Gs({type:T.KEY_SYSTEM_ERROR,details:b.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0,networkDetails:a,response:{url:s,data:void 0,code:a.status,text:a.statusText}},`License Request XHR failed (${s}). Status: ${a.status} (${a.statusText})`));else{const r=l-this._requestLicenseFailureCount+1;this.warn(`Retrying license request, ${r} attempts left`),this.requestLicense(t,e).then(i,n)}}},t.licenseXhr&&t.licenseXhr.readyState!==XMLHttpRequest.DONE&&t.licenseXhr.abort(),t.licenseXhr=a,this.setupLicenseXHR(a,s,t,e).then((({xhr:e,licenseChallenge:r})=>{t.keySystem==V.PLAYREADY&&(r=this.unpackPlayReadyKeyMessage(e,r)),e.send(r)}))}))}onMediaAttached(t,e){if(!this.config.emeEnabled)return;const r=e.media;this.media=r,r.removeEventListener("encrypted",this.onMediaEncrypted),r.removeEventListener("waitingforkey",this.onWaitingForKey),r.addEventListener("encrypted",this.onMediaEncrypted),r.addEventListener("waitingforkey",this.onWaitingForKey)}onMediaDetached(){const t=this.media,e=this.mediaKeySessions;t&&(t.removeEventListener("encrypted",this.onMediaEncrypted),t.removeEventListener("waitingforkey",this.onWaitingForKey),this.media=null),this._requestLicenseFailureCount=0,this.setMediaKeysQueue=[],this.mediaKeySessions=[],this.keyIdToKeySessionPromise={},Qt.clearKeyUriToKeyIdMap();const r=e.length;$s.CDMCleanupPromise=Promise.all(e.map((t=>this.removeSession(t))).concat(null==t?void 0:t.setMediaKeys(null).catch((t=>{this.log(`Could not clear media keys: ${t}`)})))).then((()=>{r&&(this.log("finished closing key sessions and clearing media keys"),e.length=0)})).catch((t=>{this.log(`Could not close sessions and clear media keys: ${t}`)}))}onManifestLoading(){this.keyFormatPromise=null}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:r}=t;if(e){this.log(`Remove licenses and keys and close session ${e.sessionId}`),t._onmessage&&(e.removeEventListener("message",t._onmessage),t._onmessage=void 0),t._onkeystatuseschange&&(e.removeEventListener("keystatuseschange",t._onkeystatuseschange),t._onkeystatuseschange=void 0),r&&r.readyState!==XMLHttpRequest.DONE&&r.abort(),t.mediaKeysSession=t.decryptdata=t.licenseXhr=void 0;const i=this.mediaKeySessions.indexOf(t);return i>-1&&this.mediaKeySessions.splice(i,1),e.remove().catch((t=>{this.log(`Could not remove session: ${t}`)})).then((()=>e.close())).catch((t=>{this.log(`Could not close session: ${t}`)}))}}}$s.CDMCleanupPromise=void 0;class Gs 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}}var Hs,Ws,Vs;!function(t){t.MANIFEST="m",t.AUDIO="a",t.VIDEO="v",t.MUXED="av",t.INIT="i",t.CAPTION="c",t.TIMED_TEXT="tt",t.KEY="k",t.OTHER="o"}(Hs||(Hs={})),function(t){t.DASH="d",t.HLS="h",t.SMOOTH="s",t.OTHER="o"}(Ws||(Ws={})),function(t){t.OBJECT="CMCD-Object",t.REQUEST="CMCD-Request",t.SESSION="CMCD-Session",t.STATUS="CMCD-Status"}(Vs||(Vs={}));const js={[Vs.OBJECT]:["br","d","ot","tb"],[Vs.REQUEST]:["bl","dl","mtp","nor","nrr","su"],[Vs.SESSION]:["cid","pr","sf","sid","st","v"],[Vs.STATUS]:["bs","rtp"]};class Ks{constructor(t,e){this.value=void 0,this.params=void 0,Array.isArray(t)&&(t=t.map((t=>t instanceof Ks?t:new Ks(t)))),this.value=t,this.params=e}}class Ys{constructor(t){this.description=void 0,this.description=t}}function qs(t,e,r,i){return new Error(`failed to ${t} "${n=e,Array.isArray(n)?JSON.stringify(n):n instanceof Map?"Map{}":n instanceof Set?"Set{}":"object"==typeof n?JSON.stringify(n):String(n)}" as ${r}`,{cause:i});var n}const zs="Bare Item";const Xs=/[\x00-\x1f\x7f]+/;function Qs(t,e,r){return qs("serialize",t,e,r)}function Js(t){if(!1===ArrayBuffer.isView(t))throw Qs(t,"Byte Sequence");return`:${e=t,btoa(String.fromCharCode(...e))}:`;var e}function Zs(t){if(function(t){return t<-999999999999999||999999999999999<t}(t))throw Qs(t,"Integer");return t.toString()}function ta(t,e){if(t<0)return-ta(-t,e);const r=Math.pow(10,e);if(Math.abs(t*r%1-.5)<Number.EPSILON){const e=Math.floor(t*r);return(e%2==0?e:e+1)/r}return Math.round(t*r)/r}function ea(t){const e=ta(t,3);if(Math.floor(Math.abs(e)).toString().length>12)throw Qs(t,"Decimal");const r=e.toString();return r.includes(".")?r:`${r}.0`}function ra(t){const e=(r=t).description||r.toString().slice(7,-1);var r;if(!1===/^([a-zA-Z*])([!#$%&'*+\-.^_`|~\w:/]*)$/.test(e))throw Qs(e,"Token");return e}function ia(t){switch(typeof t){case"number":if(!p(t))throw Qs(t,zs);return Number.isInteger(t)?Zs(t):ea(t);case"string":return function(t){if(Xs.test(t))throw Qs(t,"String");return`"${t.replace(/\\/g,"\\\\").replace(/"/g,'\\"')}"`}(t);case"symbol":return ra(t);case"boolean":return function(t){if("boolean"!=typeof t)throw Qs(t,"Boolean");return t?"?1":"?0"}(t);case"object":if(t instanceof Date)return function(t){return`@${Zs(t.getTime()/1e3)}`}(t);if(t instanceof Uint8Array)return Js(t);if(t instanceof Ys)return ra(t);default:throw Qs(t,zs)}}function na(t){if(!1===/^[a-z*][a-z0-9\-_.*]*$/.test(t))throw Qs(t,"Key");return t}function sa(t){return null==t?"":Object.entries(t).map((([t,e])=>!0===e?`;${na(t)}`:`;${na(t)}=${ia(e)}`)).join("")}function aa(t){return t instanceof Ks?`${ia(t.value)}${sa(t.params)}`:ia(t)}function oa(t,e={whitespace:!0}){if("object"!=typeof t)throw Qs(t,"Dict");const r=t instanceof Map?t.entries():Object.entries(t),i=null!=e&&e.whitespace?" ":"";return Array.from(r).map((([t,e])=>{e instanceof Ks==!1&&(e=new Ks(e));let r=na(t);var i;return!0===e.value?r+=sa(e.params):(r+="=",Array.isArray(e.value)?r+=`(${(i=e).value.map(aa).join(" ")})${sa(i.params)}`:r+=aa(e)),r})).join(`,${i}`)}const la=t=>Math.round(t),ua=t=>100*la(t/100),ca={br:la,d:la,bl:ua,dl:ua,mtp:ua,nor:(t,e)=>(null!=e&&e.baseUrl&&(t=function(t,e){const r=new URL(t),i=new URL(e);if(r.origin!==i.origin)return t;const n=r.pathname.split("/").slice(1),s=i.pathname.split("/").slice(1,-1);for(;n[0]===s[0];)n.shift(),s.shift();for(;s.length;)s.shift(),n.unshift("..");return n.join("/")}(t,e.baseUrl)),encodeURIComponent(t)),rtp:ua,tb:la};function ha(t,e){const r={};if(null==t||"object"!=typeof t)return r;const i=Object.keys(t).sort(),n=m({},ca,null==e?void 0:e.formatters),s=null==e?void 0:e.filter;return i.forEach((i=>{if(null!=s&&s(i))return;let a=t[i];const o=n[i];o&&(a=o(a,e)),"v"===i&&1===a||"pr"==i&&1===a||(t=>"number"==typeof t?p(t):null!=t&&""!==t&&!1!==t)(a)&&((t=>"ot"===t||"sf"===t||"st"===t)(i)&&"string"==typeof a&&(a=new Ys(a)),r[i]=a)})),r}function da(t,e={}){return t?function(t,e){return oa(t,e)}(ha(t,e),m({whitespace:!1},e)):""}function fa(t,e,r){return m(t,function(t,e={}){if(!t)return{};const r=Object.entries(t),i=Object.entries(js).concat(Object.entries((null==e?void 0:e.customHeaderMap)||{})),n=r.reduce(((t,e)=>{var r;const[n,s]=e,a=(null==(r=i.find((t=>t[1].includes(n))))?void 0:r[0])||Vs.REQUEST;return null!=t[a]||(t[a]={}),t[a][n]=s,t}),{});return Object.entries(n).reduce(((t,[r,i])=>(t[r]=da(i,e),t)),{})}(e,r))}const ga=/CMCD=[^&#]+/;function ma(t,e,r){const i=function(t,e={}){if(!t)return"";const r=da(t,e);return`CMCD=${encodeURIComponent(r)}`}(e,r);if(!i)return t;if(ga.test(t))return t.replace(ga,i);const n=t.includes("?")?"&":"?";return`${t}${n}${i}`}function pa(t,e,r,i){t&&Object.keys(e).forEach((n=>{const s=t.filter((t=>t.groupId===n)).map((t=>{const s=m({},t);return s.details=void 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t=this.loader;self.clearTimeout(this.requestTimeout),self.clearTimeout(this.retryTimeout),t&&(t.onreadystatechange=null,t.onprogress=null,4!==t.readyState&&(this.stats.aborted=!0,t.abort()))}abort(){var t;this.abortInternal(),null!=(t=this.callbacks)&&t.onAbort&&this.callbacks.onAbort(this.stats,this.context,this.loader)}load(t,e,r){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=r,this.loadInternal()}loadInternal(){const{config:t,context:e}=this;if(!t||!e)return;const r=this.loader=new self.XMLHttpRequest,i=this.stats;i.loading.first=0,i.loaded=0,i.aborted=!1;const n=this.xhrSetup;n?Promise.resolve().then((()=>{if(this.loader===r&&!this.stats.aborted)return n(r,e.url)})).catch((t=>{if(this.loader===r&&!this.stats.aborted)return r.open("GET",e.url,!0),n(r,e.url)})).then((()=>{this.loader!==r||this.stats.aborted||this.openAndSendXhr(r,e,t)})).catch((t=>{this.callbacks.onError({code:r.status,text:t.message},e,r,i)})):this.openAndSendXhr(r,e,t)}openAndSendXhr(t,e,r){t.readyState||t.open("GET",e.url,!0);const i=e.headers,{maxTimeToFirstByteMs:n,maxLoadTimeMs:s}=r.loadPolicy;if(i)for(const e in i)t.setRequestHeader(e,i[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),r.timeout=n&&p(n)?n:s,this.requestTimeout=self.setTimeout(this.loadtimeout.bind(this),r.timeout),t.send()}readystatechange(){const{context:t,loader:e,stats:r}=this;if(!t||!e)return;const 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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,r){const i=this.stats;if(i.loading.start)throw new Error("Loader can only be used once.");i.loading.start=self.performance.now();const n=function(t,e){const r={method:"GET",mode:"cors",credentials:"same-origin",signal:e,headers:new self.Headers(m({},t.headers))};t.rangeEnd&&r.headers.set("Range","bytes="+t.rangeStart+"-"+String(t.rangeEnd-1));return r}(t,this.controller.signal),s=r.onProgress,a="arraybuffer"===t.responseType,o=a?"byteLength":"length",{maxTimeToFirstByteMs:l,maxLoadTimeMs:u}=e.loadPolicy;this.context=t,this.config=e,this.callbacks=r,this.request=this.fetchSetup(t,n),self.clearTimeout(this.requestTimeout),e.timeout=l&&p(l)?l:u,this.requestTimeout=self.setTimeout((()=>{this.abortInternal(),r.onTimeout(i,t,this.response)}),e.timeout),self.fetch(this.request).then((n=>{this.response=this.loader=n;const o=Math.max(self.performance.now(),i.loading.start);if(self.clearTimeout(this.requestTimeout),e.timeout=u,this.requestTimeout=self.setTimeout((()=>{this.abortInternal(),r.onTimeout(i,t,this.response)}),u-(o-i.loading.start)),!n.ok){const{status:t,statusText:e}=n;throw new La(e||"fetch, bad network response",t,n)}return i.loading.first=o,i.total=function(t){const e=t.get("Content-Range");if(e){const t=function(t){const e=Ta.exec(t);if(e)return parseInt(e[2])-parseInt(e[1])+1}(e);if(p(t))return t}const r=t.get("Content-Length");if(r)return parseInt(r)}(n.headers)||i.total,s&&p(e.highWaterMark)?this.loadProgressively(n,i,t,e.highWaterMark,s):a?n.arrayBuffer():"json"===t.responseType?n.json():n.text()})).then((n=>{const a=this.response;if(!a)throw new Error("loader destroyed");self.clearTimeout(this.requestTimeout),i.loading.end=Math.max(self.performance.now(),i.loading.first);const l=n[o];l&&(i.loaded=i.total=l);const 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Aa=/\s/,wa={newCue(t,e,r,i){const n=[];let s,a,o,l,u;const c=self.VTTCue||self.TextTrackCue;for(let d=0;d<i.rows.length;d++)if(s=i.rows[d],o=!0,l=0,u="",!s.isEmpty()){var h;for(let t=0;t<s.chars.length;t++)Aa.test(s.chars[t].uchar)&&o?l++:(u+=s.chars[t].uchar,o=!1);s.cueStartTime=e,e===r&&(r+=1e-4),l>=16?l--:l++;const i=ys(u.trim()),f=Ls(e,r,i);null!=t&&null!=(h=t.cues)&&h.getCueById(f)||(a=new c(e,r,i),a.id=f,a.line=d+1,a.align="left",a.position=10+Math.min(80,10*Math.floor(8*l/32)),n.push(a))}return t&&n.length&&(n.sort(((t,e)=>"auto"===t.line||"auto"===e.line?0:t.line>8&&e.line>8?e.line-t.line:t.line-e.line)),n.forEach((e=>Ue(t,e)))),n}},ka=d(d({autoStartLoad:!0,startPosition:-1,defaultAudioCodec:void 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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.bwEstimator=void 0,this._abandonRulesCheck=()=>{const{fragCurrent:t,partCurrent:e,hls:r}=this,{autoLevelEnabled:i,media:n}=r;if(!t||!n)return;const s=performance.now(),a=e?e.stats:t.stats,o=e?e.duration:t.duration,l=s-a.loading.start,u=r.minAutoLevel;if(a.aborted||a.loaded&&a.loaded===a.total||t.level<=u)return this.clearTimer(),void(this._nextAutoLevel=-1);if(!i||n.paused||!n.playbackRate||!n.readyState)return;const c=r.mainForwardBufferInfo;if(null===c)return;const h=this.bwEstimator.getEstimateTTFB(),d=Math.abs(n.playbackRate);if(l<=Math.max(h,o/(2*d)*1e3))return;const f=c.len/d,g=a.loading.first?a.loading.first-a.loading.start:-1,m=a.loaded&&g>-1,v=this.getBwEstimate(),y=r.levels,T=y[t.level],b=a.total||Math.max(a.loaded,Math.round(o*T.averageBitrate/8));let S=m?l-g:l;S<1&&m&&(S=Math.min(l,8*a.loaded/v));const L=m?1e3*a.loaded/S:0,A=L?(b-a.loaded)/L:8*b/v+h/1e3;if(A<=f)return;const w=L?8*L:v;let R,_=Number.POSITIVE_INFINITY;for(R=t.level-1;R>u;R--){const t=y[R].maxBitrate;if(_=this.getTimeToLoadFrag(h/1e3,w,o*t,!y[R].details),_<f)break}if(_>=A)return;if(_>10*o)return;r.nextLoadLevel=r.nextAutoLevel=R,m?this.bwEstimator.sample(l-Math.min(h,g),a.loaded):this.bwEstimator.sampleTTFB(l);const D=y[R].maxBitrate;this.getBwEstimate()*this.hls.config.abrBandWidthUpFactor>D&&this.resetEstimator(D),this.clearTimer(),k.warn(`[abr] Fragment ${t.sn}${e?" part "+e.index:""} of level ${t.level} is loading too slowly;\n      Time to underbuffer: ${f.toFixed(3)} s\n      Estimated load time for current fragment: ${A.toFixed(3)} s\n      Estimated load time for down switch fragment: ${_.toFixed(3)} s\n      TTFB estimate: ${0|g} ms\n      Current BW estimate: ${p(v)?0|v:"Unknown"} bps\n      New BW estimate: ${0|this.getBwEstimate()} bps\n      Switching to level ${R} @ ${0|D} bps`),r.trigger(E.FRAG_LOAD_EMERGENCY_ABORTED,{frag:t,part:e,stats:a})},this.hls=t,this.bwEstimator=this.initEstimator(),this.registerListeners()}resetEstimator(t){t&&(k.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 xr(t.abrEwmaSlowVoD,t.abrEwmaFastVoD,t.abrEwmaDefaultEstimate)}registerListeners(){const{hls:t}=this;t.on(E.MANIFEST_LOADING,this.onManifestLoading,this),t.on(E.FRAG_LOADING,this.onFragLoading,this),t.on(E.FRAG_LOADED,this.onFragLoaded,this),t.on(E.FRAG_BUFFERED,this.onFragBuffered,this),t.on(E.LEVEL_SWITCHING,this.onLevelSwitching,this),t.on(E.LEVEL_LOADED,this.onLevelLoaded,this),t.on(E.LEVELS_UPDATED,this.onLevelsUpdated,this),t.on(E.MAX_AUTO_LEVEL_UPDATED,this.onMaxAutoLevelUpdated,this),t.on(E.ERROR,this.onError,this)}unregisterListeners(){const{hls:t}=this;t&&(t.off(E.MANIFEST_LOADING,this.onManifestLoading,this),t.off(E.FRAG_LOADING,this.onFragLoading,this),t.off(E.FRAG_LOADED,this.onFragLoaded,this),t.off(E.FRAG_BUFFERED,this.onFragBuffered,this),t.off(E.LEVEL_SWITCHING,this.onLevelSwitching,this),t.off(E.LEVEL_LOADED,this.onLevelLoaded,this),t.off(E.LEVELS_UPDATED,this.onLevelsUpdated,this),t.off(E.MAX_AUTO_LEVEL_UPDATED,this.onMaxAutoLevelUpdated,this),t.off(E.ERROR,this.onError,this))}destroy(){this.unregisterListeners(),this.clearTimer(),this.hls=this._abandonRulesCheck=null,this.fragCurrent=this.partCurrent=null}onManifestLoading(t,e){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(t,e){const r=e.frag;if(!this.ignoreFragment(r)){var i;if(!r.bitrateTest)this.fragCurrent=r,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 b.BUFFER_ADD_CODEC_ERROR:case b.BUFFER_APPEND_ERROR:this.lastLoadedFragLevel=-1,this.firstSelection=-1;break;case b.FRAG_LOAD_TIMEOUT:{const t=e.frag,{fragCurrent:r,partCurrent:i}=this;if(t&&r&&t.sn===r.sn&&t.level===r.level){const e=performance.now(),r=i?i.stats:t.stats,n=e-r.loading.start,s=r.loading.first?r.loading.first-r.loading.start:-1;if(r.loaded&&s>-1){const t=this.bwEstimator.getEstimateTTFB();this.bwEstimator.sample(n-Math.min(t,s),r.loaded)}else this.bwEstimator.sampleTTFB(n)}break}}}getTimeToLoadFrag(t,e,r,i){return t+r/e+(i?this.lastLevelLoadSec:0)}onLevelLoaded(t,e){const r=this.hls.config,{loading:i}=e.stats,n=i.end-i.start;p(n)&&(this.lastLevelLoadSec=n/1e3),e.details.live?this.bwEstimator.update(r.abrEwmaSlowLive,r.abrEwmaFastLive):this.bwEstimator.update(r.abrEwmaSlowVoD,r.abrEwmaFastVoD)}onFragLoaded(t,{frag:e,part:r}){const i=r?r.stats:e.stats;if(e.type===Pe&&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=r?r.duration:e.duration,n=this.hls.levels[e.level],s=(n.loaded?n.loaded.bytes:0)+i.loaded,a=(n.loaded?n.loaded.duration:0)+t;n.loaded={bytes:s,duration:a},n.realBitrate=Math.round(8*s/a)}if(e.bitrateTest){const t={stats:i,frag:e,part:r,id:e.type};this.onFragBuffered(E.FRAG_BUFFERED,t),e.bitrateTest=!1}else this.lastLoadedFragLevel=e.level}}onFragBuffered(t,e){const{frag:r,part:i}=e,n=null!=i&&i.stats.loaded?i.stats:r.stats;if(n.aborted)return;if(this.ignoreFragment(r))return;const s=n.parsing.end-n.loading.start-Math.min(n.loading.first-n.loading.start,this.bwEstimator.getEstimateTTFB());this.bwEstimator.sample(s,n.loaded),n.bwEstimate=this.getBwEstimate(),r.bitrateTest?this.bitrateTestDelay=s/1e3:this.bitrateTestDelay=0}ignoreFragment(t){return t.type!==Pe||"initSegment"===t.sn}clearTimer(){this.timer>-1&&(self.clearInterval(this.timer),this.timer=-1)}get firstAutoLevel(){const{maxAutoLevel:t,minAutoLevel:e}=this.hls,r=this.getBwEstimate(),i=this.hls.config.maxStarvationDelay,n=this.findBestLevel(r,e,t,0,i,1,1);if(n>-1)return n;const s=this.hls.firstLevel,a=Math.min(Math.max(s,e),t);return k.warn(`[abr] Could not find best starting auto level. Defaulting to first in playlist ${s} clamped to ${a}`),a}get forcedAutoLevel(){return this.nextAutoLevelKey?-1:this._nextAutoLevel}get nextAutoLevel(){const t=this.forcedAutoLevel,e=this.bwEstimator.canEstimate(),r=this.lastLoadedFragLevel>-1;if(!(-1===t||e&&r&&this.nextAutoLevelKey!==this.getAutoLevelKey()))return t;const i=e&&r?this.getNextABRAutoLevel():this.firstAutoLevel;if(-1!==t){const e=this.hls.levels;if(e.length>Math.max(t,i)&&e[t].loadError<=e[i].loadError)return t}return this._nextAutoLevel=i,this.nextAutoLevelKey=this.getAutoLevelKey(),i}getAutoLevelKey(){return`${this.getBwEstimate()}_${this.getStarvationDelay().toFixed(2)}`}getNextABRAutoLevel(){const{fragCurrent:t,partCurrent:e,hls:r}=this,{maxAutoLevel:i,config:n,minAutoLevel:s}=r,a=e?e.duration:t?t.duration:0,o=this.getBwEstimate(),l=this.getStarvationDelay();let u=n.abrBandWidthFactor,c=n.abrBandWidthUpFactor;if(l){const t=this.findBestLevel(o,s,i,l,0,u,c);if(t>=0)return t}let h=a?Math.min(a,n.maxStarvationDelay):n.maxStarvationDelay;if(!l){const t=this.bitrateTestDelay;if(t){h=(a?Math.min(a,n.maxLoadingDelay):n.maxLoadingDelay)-t,k.info(`[abr] bitrate test took ${Math.round(1e3*t)}ms, set first fragment max fetchDuration to ${Math.round(1e3*h)} ms`),u=c=1}}const d=this.findBestLevel(o,s,i,l,h,u,c);if(k.info(`[abr] ${l?"rebuffering expected":"buffer is empty"}, optimal quality level ${d}`),d>-1)return d;const f=r.levels[s],g=r.levels[r.loadLevel];return(null==f?void 0:f.bitrate)<(null==g?void 0:g.bitrate)?s:r.loadLevel}getStarvationDelay(){const t=this.hls,e=t.media;if(!e)return Infinity;const r=e&&0!==e.playbackRate?Math.abs(e.playbackRate):1,i=t.mainForwardBufferInfo;return(i?i.len:0)/r}getBwEstimate(){return this.bwEstimator.canEstimate()?this.bwEstimator.getEstimate():this.hls.config.abrEwmaDefaultEstimate}findBestLevel(t,e,r,i,n,s,a){var o;const l=i+n,u=this.lastLoadedFragLevel,c=-1===u?this.hls.firstLevel:u,{fragCurrent:h,partCurrent:d}=this,{levels:f,allAudioTracks:g,loadLevel:m,config:v}=this.hls;if(1===f.length)return 0;const y=f[c],E=!(null==y||null==(o=y.details)||!o.live),T=-1===m||-1===u;let b,S="SDR",L=(null==y?void 0:y.frameRate)||0;const{audioPreference:A,videoPreference:w}=v,R=this.audioTracksByGroup||(this.audioTracksByGroup=function(t){return t.reduce(((t,e)=>{let r=t.groups[e.groupId];r||(r=t.groups[e.groupId]={tracks:[],channels:{2:0},hasDefault:!1,hasAutoSelect:!1}),r.tracks.push(e);const i=e.channels||"2";return r.channels[i]=(r.channels[i]||0)+1,r.hasDefault=r.hasDefault||e.default,r.hasAutoSelect=r.hasAutoSelect||e.autoselect,r.hasDefault&&(t.hasDefaultAudio=!0),r.hasAutoSelect&&(t.hasAutoSelectAudio=!0),t}),{hasDefaultAudio:!1,hasAutoSelectAudio:!1,groups:{}})}(g));if(T){if(-1!==this.firstSelection)return this.firstSelection;const i=this.codecTiers||(this.codecTiers=function(t,e,r,i){return t.slice(r,i+1).reduce(((t,r)=>{if(!r.codecSet)return t;const i=r.audioGroups;let n=t[r.codecSet];n||(t[r.codecSet]=n={minBitrate:Infinity,minHeight:Infinity,minFramerate:Infinity,maxScore:0,videoRanges:{SDR:0},channels:{2:0},hasDefaultAudio:!i,fragmentError:0}),n.minBitrate=Math.min(n.minBitrate,r.bitrate);const s=Math.min(r.height,r.width);return n.minHeight=Math.min(n.minHeight,s),n.minFramerate=Math.min(n.minFramerate,r.frameRate),n.maxScore=Math.max(n.maxScore,r.score),n.fragmentError+=r.fragmentError,n.videoRanges[r.videoRange]=(n.videoRanges[r.videoRange]||0)+1,i&&i.forEach((t=>{if(!t)return;const r=e.groups[t];r&&(n.hasDefaultAudio=n.hasDefaultAudio||e.hasDefaultAudio?r.hasDefault:r.hasAutoSelect||!e.hasDefaultAudio&&!e.hasAutoSelectAudio,Object.keys(r.channels).forEach((t=>{n.channels[t]=(n.channels[t]||0)+r.channels[t]})))})),t}),{})}(f,R,e,r)),n=function(t,e,r,i,n){const s=Object.keys(t),a=null==i?void 0:i.channels,o=null==i?void 0:i.audioCodec,l=a&&2===parseInt(a);let u=!0,c=!1,h=Infinity,d=Infinity,f=Infinity,g=0,m=[];const{preferHDR:v,allowedVideoRanges:y}=Br(e,n);for(let e=s.length;e--;){const r=t[s[e]];u=r.channels[2]>0,h=Math.min(h,r.minHeight),d=Math.min(d,r.minFramerate),f=Math.min(f,r.minBitrate);const i=y.filter((t=>r.videoRanges[t]>0));i.length>0&&(c=!0,m=i)}h=p(h)?h:0,d=p(d)?d:0;const E=Math.max(1080,h),T=Math.max(30,d);return f=p(f)?f:r,r=Math.max(f,r),c||(e=void 0,m=[]),{codecSet:s.reduce(((e,i)=>{const n=t[i];if(i===e)return e;if(n.minBitrate>r)return Ur(i,`min bitrate of ${n.minBitrate} > current estimate of ${r}`),e;if(!n.hasDefaultAudio)return Ur(i,"no renditions with default or auto-select sound found"),e;if(o&&i.indexOf(o.substring(0,4))%5!=0)return Ur(i,`audio codec preference "${o}" not found`),e;if(a&&!l){if(!n.channels[a])return Ur(i,`no renditions with ${a} channel sound found (channels options: ${Object.keys(n.channels)})`),e}else if((!o||l)&&u&&0===n.channels[2])return Ur(i,"no renditions with stereo sound found"),e;return n.minHeight>E?(Ur(i,`min resolution of ${n.minHeight} > maximum of ${E}`),e):n.minFramerate>T?(Ur(i,`min framerate of ${n.minFramerate} > maximum of ${T}`),e):m.some((t=>n.videoRanges[t]>0))?n.maxScore<g?(Ur(i,`max score of ${n.maxScore} < selected max of ${g}`),e):e&&(ce(i)>=ce(e)||n.fragmentError>t[e].fragmentError)?e:(g=n.maxScore,i):(Ur(i,`no variants with VIDEO-RANGE of ${JSON.stringify(m)} found`),e)}),void 0),videoRanges:m,preferHDR:v,minFramerate:d,minBitrate:f}}(i,S,t,A,w),{codecSet:s,videoRanges:a,minFramerate:o,minBitrate:l,preferHDR:u}=n;b=s,S=u?a[a.length-1]:a[0],L=o,t=Math.max(t,l),k.log(`[abr] picked start tier ${JSON.stringify(n)}`)}else b=null==y?void 0:y.codecSet,S=null==y?void 0:y.videoRange;const _=d?d.duration:h?h.duration:0,D=this.bwEstimator.getEstimateTTFB()/1e3,C=[];for(let o=r;o>=e;o--){var I;const e=f[o],h=o>c;if(!e)continue;if(v.useMediaCapabilities&&!e.supportedResult&&!e.supportedPromise){const r=navigator.mediaCapabilities;"function"==typeof(null==r?void 0:r.decodingInfo)&&Fr(e,R,S,L,t,A)?(e.supportedPromise=Nr(e,R,r),e.supportedPromise.then((t=>{if(!this.hls)return;e.supportedResult=t;const r=this.hls.levels,i=r.indexOf(e);t.error?k.warn(`[abr] MediaCapabilities decodingInfo error: "${t.error}" for level ${i} ${JSON.stringify(t)}`):t.supported||(k.warn(`[abr] Unsupported MediaCapabilities decodingInfo result for level ${i} ${JSON.stringify(t)}`),i>-1&&r.length>1&&(k.log(`[abr] Removing unsupported level ${i}`),this.hls.removeLevel(i)))}))):e.supportedResult=Or}if(b&&e.codecSet!==b||S&&e.videoRange!==S||h&&L>e.frameRate||!h&&L>0&&L<e.frameRate||e.supportedResult&&(null==(I=e.supportedResult.decodingInfoResults)||!I[0].smooth)){C.push(o);continue}const g=e.details,w=(d?null==g?void 0:g.partTarget:null==g?void 0:g.averagetargetduration)||_;let P;P=h?a*t:s*t;const x=_&&i>=2*_&&0===n?f[o].averageBitrate:f[o].maxBitrate,O=this.getTimeToLoadFrag(D,P,x*w,void 0===g);if(P>=x&&(o===u||0===e.loadError&&0===e.fragmentError)&&(O<=D||!p(O)||E&&!this.bitrateTestDelay||O<l)){const t=this.forcedAutoLevel;return o===m||-1!==t&&t===m||(C.length&&k.trace(`[abr] Skipped level(s) ${C.join(",")} of ${r} max with CODECS and VIDEO-RANGE:"${f[C[0]].codecs}" ${f[C[0]].videoRange}; not compatible with "${y.codecs}" ${S}`),k.info(`[abr] switch candidate:${c}->${o} adjustedbw(${Math.round(P)})-bitrate=${Math.round(P-x)} ttfb:${D.toFixed(1)} avgDuration:${w.toFixed(1)} maxFetchDuration:${l.toFixed(1)} fetchDuration:${O.toFixed(1)} firstSelection:${T} codecSet:${b} videoRange:${S} hls.loadLevel:${m}`)),T&&(this.firstSelection=o),o}}return-1}set nextAutoLevel(t){const{maxAutoLevel:e,minAutoLevel:r}=this.hls,i=Math.min(Math.max(t,r),e);this._nextAutoLevel!==i&&(this.nextAutoLevelKey="",this._nextAutoLevel=i)}},bufferController:class{constructor(t){this.details=null,this._objectUrl=null,this.operationQueue=void 0,this.listeners=void 0,this.hls=void 0,this.bufferCodecEventsExpected=0,this._bufferCodecEventsTotal=0,this.media=null,this.mediaSource=null,this.lastMpegAudioChunk=null,this.appendSource=void 0,this.appendErrors={audio:0,video:0,audiovideo:0},this.tracks={},this.pendingTracks={},this.sourceBuffer=void 0,this.log=void 0,this.warn=void 0,this.error=void 0,this._onEndStreaming=t=>{this.hls&&this.hls.pauseBuffering()},this._onStartStreaming=t=>{this.hls&&this.hls.resumeBuffering()},this._onMediaSourceOpen=()=>{const{media:t,mediaSource:e}=this;this.log("Media source opened"),t&&(t.removeEventListener("emptied",this._onMediaEmptied),this.updateMediaElementDuration(),this.hls.trigger(E.MEDIA_ATTACHED,{media:t,mediaSource:e})),e&&e.removeEventListener("sourceopen",this._onMediaSourceOpen),this.checkPendingTracks()},this._onMediaSourceClose=()=>{this.log("Media source closed")},this._onMediaSourceEnded=()=>{this.log("Media source ended")},this._onMediaEmptied=()=>{const{mediaSrc:t,_objectUrl:e}=this;t!==e&&k.error(`Media element src was set while attaching MediaSource (${e} > ${t})`)},this.hls=t;const e="[buffer-controller]";var r;this.appendSource=(r=ne(t.config.preferManagedMediaSource),"undefined"!=typeof self&&r===self.ManagedMediaSource),this.log=k.log.bind(k,e),this.warn=k.warn.bind(k,e),this.error=k.error.bind(k,e),this._initSourceBuffer(),this.registerListeners()}hasSourceTypes(){return this.getSourceBufferTypes().length>0||Object.keys(this.pendingTracks).length>0}destroy(){this.unregisterListeners(),this.details=null,this.lastMpegAudioChunk=null,this.hls=null}registerListeners(){const{hls:t}=this;t.on(E.MEDIA_ATTACHING,this.onMediaAttaching,this),t.on(E.MEDIA_DETACHING,this.onMediaDetaching,this),t.on(E.MANIFEST_LOADING,this.onManifestLoading,this),t.on(E.MANIFEST_PARSED,this.onManifestParsed,this),t.on(E.BUFFER_RESET,this.onBufferReset,this),t.on(E.BUFFER_APPENDING,this.onBufferAppending,this),t.on(E.BUFFER_CODECS,this.onBufferCodecs,this),t.on(E.BUFFER_EOS,this.onBufferEos,this),t.on(E.BUFFER_FLUSHING,this.onBufferFlushing,this),t.on(E.LEVEL_UPDATED,this.onLevelUpdated,this),t.on(E.FRAG_PARSED,this.onFragParsed,this),t.on(E.FRAG_CHANGED,this.onFragChanged,this)}unregisterListeners(){const{hls:t}=this;t.off(E.MEDIA_ATTACHING,this.onMediaAttaching,this),t.off(E.MEDIA_DETACHING,this.onMediaDetaching,this),t.off(E.MANIFEST_LOADING,this.onManifestLoading,this),t.off(E.MANIFEST_PARSED,this.onManifestParsed,this),t.off(E.BUFFER_RESET,this.onBufferReset,this),t.off(E.BUFFER_APPENDING,this.onBufferAppending,this),t.off(E.BUFFER_CODECS,this.onBufferCodecs,this),t.off(E.BUFFER_EOS,this.onBufferEos,this),t.off(E.BUFFER_FLUSHING,this.onBufferFlushing,this),t.off(E.LEVEL_UPDATED,this.onLevelUpdated,this),t.off(E.FRAG_PARSED,this.onFragParsed,this),t.off(E.FRAG_CHANGED,this.onFragChanged,this)}_initSourceBuffer(){this.sourceBuffer={},this.operationQueue=new Gn(this.sourceBuffer),this.listeners={audio:[],video:[],audiovideo:[]},this.appendErrors={audio:0,video:0,audiovideo:0},this.lastMpegAudioChunk=null}onManifestLoading(){this.bufferCodecEventsExpected=this._bufferCodecEventsTotal=0,this.details=null}onManifestParsed(t,e){let r=2;(e.audio&&!e.video||!e.altAudio)&&(r=1),this.bufferCodecEventsExpected=this._bufferCodecEventsTotal=r,this.log(`${this.bufferCodecEventsExpected} bufferCodec event(s) expected`)}onMediaAttaching(t,e){const r=this.media=e.media,i=ne(this.appendSource);if(r&&i){var n;const t=this.mediaSource=new i;this.log(`created media source: ${null==(n=t.constructor)?void 0:n.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));const e=this._objectUrl=self.URL.createObjectURL(t);if(this.appendSource)try{r.removeAttribute("src");const i=self.ManagedMediaSource;r.disableRemotePlayback=r.disableRemotePlayback||i&&t instanceof i,Wn(r),function(t,e){const r=self.document.createElement("source");r.type="video/mp4",r.src=e,t.appendChild(r)}(r,e),r.load()}catch(t){r.src=e}else r.src=e;r.addEventListener("emptied",this._onMediaEmptied)}}onMediaDetaching(){const{media:t,mediaSource:e,_objectUrl:r}=this;if(e){if(this.log("media source detaching"),"open"===e.readyState)try{e.endOfStream()}catch(t){this.warn(`onMediaDetaching: ${t.message} while calling endOfStream`)}this.onBufferReset(),e.removeEventListener("sourceopen",this._onMediaSourceOpen),e.removeEventListener("sourceended",this._onMediaSourceEnded),e.removeEventListener("sourceclose",this._onMediaSourceClose),this.appendSource&&(e.removeEventListener("startstreaming",this._onStartStreaming),e.removeEventListener("endstreaming",this._onEndStreaming)),t&&(t.removeEventListener("emptied",this._onMediaEmptied),r&&self.URL.revokeObjectURL(r),this.mediaSrc===r?(t.removeAttribute("src"),this.appendSource&&Wn(t),t.load()):this.warn("media|source.src was changed by a third party - skip cleanup")),this.mediaSource=null,this.media=null,this._objectUrl=null,this.bufferCodecEventsExpected=this._bufferCodecEventsTotal,this.pendingTracks={},this.tracks={}}this.hls.trigger(E.MEDIA_DETACHED,void 0)}onBufferReset(){this.getSourceBufferTypes().forEach((t=>{this.resetBuffer(t)})),this._initSourceBuffer(),this.hls.resumeBuffering()}resetBuffer(t){const e=this.sourceBuffer[t];try{var r;if(e)this.removeBufferListeners(t),this.sourceBuffer[t]=void 0,null!=(r=this.mediaSource)&&r.sourceBuffers.length&&this.mediaSource.removeSourceBuffer(e)}catch(e){this.warn(`onBufferReset ${t}`,e)}}onBufferCodecs(t,e){const r=this.getSourceBufferTypes().length,i=Object.keys(e);if(i.forEach((t=>{if(r){const r=this.tracks[t];if(r&&"function"==typeof r.buffer.changeType){var i;const{id:n,codec:s,levelCodec:a,container:o,metadata:l}=e[t],u=ge(r.codec,r.levelCodec),c=null==u?void 0:u.replace(Hn,"$1");let h=ge(s,a);const d=null==(i=h)?void 0:i.replace(Hn,"$1");if(h&&c!==d){"audio"===t.slice(0,5)&&(h=fe(h,this.appendSource));const e=`${o};codecs=${h}`;this.appendChangeType(t,e),this.log(`switching codec ${u} to ${h}`),this.tracks[t]={buffer:r.buffer,codec:s,container:o,levelCodec:a,metadata:l,id:n}}}}else this.pendingTracks[t]=e[t]})),r)return;const n=Math.max(this.bufferCodecEventsExpected-1,0);this.bufferCodecEventsExpected!==n&&(this.log(`${n} bufferCodec event(s) expected ${i.join(",")}`),this.bufferCodecEventsExpected=n),this.mediaSource&&"open"===this.mediaSource.readyState&&this.checkPendingTracks()}appendChangeType(t,e){const{operationQueue:r}=this,i={execute:()=>{const i=this.sourceBuffer[t];i&&(this.log(`changing ${t} sourceBuffer type to ${e}`),i.changeType(e)),r.shiftAndExecuteNext(t)},onStart:()=>{},onComplete:()=>{},onError:e=>{this.warn(`Failed to change ${t} SourceBuffer type`,e)}};r.append(i,t,!!this.pendingTracks[t])}onBufferAppending(t,e){const{hls:r,operationQueue:i,tracks:n}=this,{data:s,type:a,frag:o,part:l,chunkMeta:u}=e,c=u.buffering[a],h=self.performance.now();c.start=h;const d=o.stats.buffering,f=l?l.stats.buffering:null;0===d.start&&(d.start=h),f&&0===f.start&&(f.start=h);const g=n.audio;let m=!1;"audio"===a&&"audio/mpeg"===(null==g?void 0:g.container)&&(m=!this.lastMpegAudioChunk||1===u.id||this.lastMpegAudioChunk.sn!==u.sn,this.lastMpegAudioChunk=u);const p=o.start,v={execute:()=>{if(c.executeStart=self.performance.now(),m){const t=this.sourceBuffer[a];if(t){const e=p-t.timestampOffset;Math.abs(e)>=.1&&(this.log(`Updating audio SourceBuffer timestampOffset to ${p} (delta: ${e}) sn: ${o.sn})`),t.timestampOffset=p)}}this.appendExecutor(s,a)},onStart:()=>{},onComplete:()=>{const t=self.performance.now();c.executeEnd=c.end=t,0===d.first&&(d.first=t),f&&0===f.first&&(f.first=t);const{sourceBuffer:e}=this,r={};for(const t in e)r[t]=Zr.getBuffered(e[t]);this.appendErrors[a]=0,"audio"===a||"video"===a?this.appendErrors.audiovideo=0:(this.appendErrors.audio=0,this.appendErrors.video=0),this.hls.trigger(E.BUFFER_APPENDED,{type:a,frag:o,part:l,chunkMeta:u,parent:o.type,timeRanges:r})},onError:t=>{const e={type:T.MEDIA_ERROR,parent:o.type,details:b.BUFFER_APPEND_ERROR,sourceBufferName:a,frag:o,part:l,chunkMeta:u,error:t,err:t,fatal:!1};if(t.code===DOMException.QUOTA_EXCEEDED_ERR)e.details=b.BUFFER_FULL_ERROR;else{const t=++this.appendErrors[a];e.details=b.BUFFER_APPEND_ERROR,this.warn(`Failed ${t}/${r.config.appendErrorMaxRetry} times to append segment in "${a}" sourceBuffer`),t>=r.config.appendErrorMaxRetry&&(e.fatal=!0)}r.trigger(E.ERROR,e)}};i.append(v,a,!!this.pendingTracks[a])}onBufferFlushing(t,e){const{operationQueue:r}=this,i=t=>({execute:this.removeExecutor.bind(this,t,e.startOffset,e.endOffset),onStart:()=>{},onComplete:()=>{this.hls.trigger(E.BUFFER_FLUSHED,{type:t})},onError:e=>{this.warn(`Failed to remove from ${t} SourceBuffer`,e)}});e.type?r.append(i(e.type),e.type):this.getSourceBufferTypes().forEach((t=>{r.append(i(t),t)}))}onFragParsed(t,e){const{frag:r,part:i}=e,n=[],s=i?i.elementaryStreams:r.elementaryStreams;s[M]?n.push("audiovideo"):(s[x]&&n.push("audio"),s[O]&&n.push("video"));0===n.length&&this.warn(`Fragments must have at least one ElementaryStreamType set. type: ${r.type} level: ${r.level} sn: ${r.sn}`),this.blockBuffers((()=>{const t=self.performance.now();r.stats.buffering.end=t,i&&(i.stats.buffering.end=t);const e=i?i.stats:r.stats;this.hls.trigger(E.FRAG_BUFFERED,{frag:r,part:i,stats:e,id:r.type})}),n)}onFragChanged(t,e){this.trimBuffers()}onBufferEos(t,e){this.getSourceBufferTypes().reduce(((t,r)=>{const i=this.sourceBuffer[r];return!i||e.type&&e.type!==r||(i.ending=!0,i.ended||(i.ended=!0,this.log(`${r} sourceBuffer now EOS`))),t&&!(i&&!i.ended)}),!0)&&(this.log("Queueing mediaSource.endOfStream()"),this.blockBuffers((()=>{this.getSourceBufferTypes().forEach((t=>{const e=this.sourceBuffer[t];e&&(e.ending=!1)}));const{mediaSource:t}=this;t&&"open"===t.readyState?(this.log("Calling mediaSource.endOfStream()"),t.endOfStream()):t&&this.log(`Could not call mediaSource.endOfStream(). mediaSource.readyState: ${t.readyState}`)})))}onLevelUpdated(t,{details:e}){e.fragments.length&&(this.details=e,this.getSourceBufferTypes().length?this.blockBuffers(this.updateMediaElementDuration.bind(this)):this.updateMediaElementDuration())}trimBuffers(){const{hls:t,details:e,media:r}=this;if(!r||null===e)return;if(!this.getSourceBufferTypes().length)return;const i=t.config,n=r.currentTime,s=e.levelTargetDuration,a=e.live&&null!==i.liveBackBufferLength?i.liveBackBufferLength:i.backBufferLength;if(p(a)&&a>0){const t=Math.max(a,s),e=Math.floor(n/s)*s-t;this.flushBackBuffer(n,s,e)}if(p(i.frontBufferFlushThreshold)&&i.frontBufferFlushThreshold>0){const t=Math.max(i.maxBufferLength,i.frontBufferFlushThreshold),e=Math.max(t,s),r=Math.floor(n/s)*s+e;this.flushFrontBuffer(n,s,r)}}flushBackBuffer(t,e,r){const{details:i,sourceBuffer:n}=this;this.getSourceBufferTypes().forEach((s=>{const a=n[s];if(a){const n=Zr.getBuffered(a);if(n.length>0&&r>n.start(0)){if(this.hls.trigger(E.BACK_BUFFER_REACHED,{bufferEnd:r}),null!=i&&i.live)this.hls.trigger(E.LIVE_BACK_BUFFER_REACHED,{bufferEnd:r});else if(a.ended&&n.end(n.length-1)-t<2*e)return void this.log(`Cannot flush ${s} back buffer while SourceBuffer is in ended state`);this.hls.trigger(E.BUFFER_FLUSHING,{startOffset:0,endOffset:r,type:s})}}}))}flushFrontBuffer(t,e,r){const{sourceBuffer:i}=this;this.getSourceBufferTypes().forEach((n=>{const s=i[n];if(s){const i=Zr.getBuffered(s),a=i.length;if(a<2)return;const o=i.start(a-1),l=i.end(a-1);if(r>o||t>=o&&t<=l)return;if(s.ended&&t-l<2*e)return void this.log(`Cannot flush ${n} front buffer while SourceBuffer is in ended state`);this.hls.trigger(E.BUFFER_FLUSHING,{startOffset:o,endOffset:Infinity,type:n})}}))}updateMediaElementDuration(){if(!this.details||!this.media||!this.mediaSource||"open"!==this.mediaSource.readyState)return;const{details:t,hls:e,media:r,mediaSource:i}=this,n=t.fragments[0].start+t.totalduration,s=r.duration,a=p(i.duration)?i.duration:0;t.live&&e.config.liveDurationInfinity?(i.duration=Infinity,this.updateSeekableRange(t)):(n>a&&n>s||!p(s))&&(this.log(`Updating Media Source duration to ${n.toFixed(3)}`),i.duration=n)}updateSeekableRange(t){const e=this.mediaSource,r=t.fragments;if(r.length&&t.live&&null!=e&&e.setLiveSeekableRange){const i=Math.max(0,r[0].start),n=Math.max(i,i+t.totalduration);this.log(`Media Source duration is set to ${e.duration}. Setting seekable range to ${i}-${n}.`),e.setLiveSeekableRange(i,n)}}checkPendingTracks(){const{bufferCodecEventsExpected:t,operationQueue:e,pendingTracks:r}=this,i=Object.keys(r).length;if(i&&(!t||2===i||"audiovideo"in r)){this.createSourceBuffers(r),this.pendingTracks={};const t=this.getSourceBufferTypes();if(t.length)this.hls.trigger(E.BUFFER_CREATED,{tracks:this.tracks}),t.forEach((t=>{e.executeNext(t)}));else{const t=new Error("could not create source buffer for media codec(s)");this.hls.trigger(E.ERROR,{type:T.MEDIA_ERROR,details:b.BUFFER_INCOMPATIBLE_CODECS_ERROR,fatal:!0,error:t,reason:t.message})}}}createSourceBuffers(t){const{sourceBuffer:e,mediaSource:r}=this;if(!r)throw Error("createSourceBuffers called when mediaSource was null");for(const n in t)if(!e[n]){var i;const s=t[n];if(!s)throw Error(`source buffer exists for track ${n}, however track does not`);let a=-1===(null==(i=s.levelCodec)?void 0:i.indexOf(","))?s.levelCodec:s.codec;a&&"audio"===n.slice(0,5)&&(a=fe(a,this.appendSource));const o=`${s.container};codecs=${a}`;this.log(`creating sourceBuffer(${o})`);try{const t=e[n]=r.addSourceBuffer(o),i=n;this.addBufferListener(i,"updatestart",this._onSBUpdateStart),this.addBufferListener(i,"updateend",this._onSBUpdateEnd),this.addBufferListener(i,"error",this._onSBUpdateError),this.appendSource&&this.addBufferListener(i,"bufferedchange",((t,e)=>{const r=e.removedRanges;null!=r&&r.length&&this.hls.trigger(E.BUFFER_FLUSHED,{type:n})})),this.tracks[n]={buffer:t,codec:a,container:s.container,levelCodec:s.levelCodec,metadata:s.metadata,id:s.id}}catch(t){this.error(`error while trying to add sourceBuffer: ${t.message}`),this.hls.trigger(E.ERROR,{type:T.MEDIA_ERROR,details:b.BUFFER_ADD_CODEC_ERROR,fatal:!1,error:t,sourceBufferName:n,mimeType:o})}}}get mediaSrc(){var t,e;const r=(null==(t=this.media)||null==(e=t.querySelector)?void 0:e.call(t,"source"))||this.media;return null==r?void 0:r.src}_onSBUpdateStart(t){const{operationQueue:e}=this;e.current(t).onStart()}_onSBUpdateEnd(t){var e;if("closed"===(null==(e=this.mediaSource)?void 0:e.readyState))return void this.resetBuffer(t);const{operationQueue:r}=this;r.current(t).onComplete(),r.shiftAndExecuteNext(t)}_onSBUpdateError(t,e){var r;const i=new Error(`${t} SourceBuffer error. MediaSource readyState: ${null==(r=this.mediaSource)?void 0:r.readyState}`);this.error(`${i}`,e),this.hls.trigger(E.ERROR,{type:T.MEDIA_ERROR,details:b.BUFFER_APPENDING_ERROR,sourceBufferName:t,error:i,fatal:!1});const n=this.operationQueue.current(t);n&&n.onError(i)}removeExecutor(t,e,r){const{media:i,mediaSource:n,operationQueue:s,sourceBuffer:a}=this,o=a[t];if(!i||!n||!o)return this.warn(`Attempting to remove from the ${t} SourceBuffer, but it does not exist`),void s.shiftAndExecuteNext(t);const l=p(i.duration)?i.duration:Infinity,u=p(n.duration)?n.duration:Infinity,c=Math.max(0,e),h=Math.min(r,l,u);h>c&&(!o.ending||o.ended)?(o.ended=!1,this.log(`Removing [${c},${h}] from the ${t} SourceBuffer`),o.remove(c,h)):s.shiftAndExecuteNext(t)}appendExecutor(t,e){const r=this.sourceBuffer[e];if(r)r.ended=!1,r.appendBuffer(t);else if(!this.pendingTracks[e])throw new Error(`Attempting to append to the ${e} SourceBuffer, but it does not exist`)}blockBuffers(t,e=this.getSourceBufferTypes()){if(!e.length)return this.log("Blocking operation requested, but no SourceBuffers exist"),void Promise.resolve().then(t);const{operationQueue:r}=this,i=e.map((t=>r.appendBlocker(t)));Promise.all(i).then((()=>{t(),e.forEach((t=>{const e=this.sourceBuffer[t];null!=e&&e.updating||r.shiftAndExecuteNext(t)}))}))}getSourceBufferTypes(){return Object.keys(this.sourceBuffer)}addBufferListener(t,e,r){const i=this.sourceBuffer[t];if(!i)return;const n=r.bind(this,t);this.listeners[t].push({event:e,listener:n}),i.addEventListener(e,n)}removeBufferListeners(t){const e=this.sourceBuffer[t];e&&this.listeners[t].forEach((t=>{e.removeEventListener(t.event,t.listener)}))}},capLevelController:Bs,errorController:class{constructor(t){this.hls=void 0,this.playlistError=0,this.penalizedRenditions={},this.log=void 0,this.warn=void 0,this.error=void 0,this.hls=t,this.log=k.log.bind(k,"[info]:"),this.warn=k.warn.bind(k,"[warning]:"),this.error=k.error.bind(k,"[error]:"),this.registerListeners()}registerListeners(){const t=this.hls;t.on(E.ERROR,this.onError,this),t.on(E.MANIFEST_LOADING,this.onManifestLoading,this),t.on(E.LEVEL_UPDATED,this.onLevelUpdated,this)}unregisterListeners(){const t=this.hls;t&&(t.off(E.ERROR,this.onError,this),t.off(E.ERROR,this.onErrorOut,this),t.off(E.MANIFEST_LOADING,this.onManifestLoading,this),t.off(E.LEVEL_UPDATED,this.onLevelUpdated,this))}destroy(){this.unregisterListeners(),this.hls=null,this.penalizedRenditions={}}startLoad(t){}stopLoad(){this.playlistError=0}getVariantLevelIndex(t){return(null==t?void 0:t.type)===Pe?t.level:this.hls.loadLevel}onManifestLoading(){this.playlistError=0,this.penalizedRenditions={}}onLevelUpdated(){this.playlistError=0}onError(t,e){var r,i;if(e.fatal)return;const n=this.hls,s=e.context;switch(e.details){case b.FRAG_LOAD_ERROR:case b.FRAG_LOAD_TIMEOUT:case b.KEY_LOAD_ERROR:case b.KEY_LOAD_TIMEOUT:return void(e.errorAction=this.getFragRetryOrSwitchAction(e));case b.FRAG_PARSING_ERROR:if(null!=(r=e.frag)&&r.gap)return void(e.errorAction={action:Ar,flags:_r});case b.FRAG_GAP:case b.FRAG_DECRYPT_ERROR:return e.errorAction=this.getFragRetryOrSwitchAction(e),void(e.errorAction.action=wr);case b.LEVEL_EMPTY_ERROR:case b.LEVEL_PARSING_ERROR:{var a,o;const t=e.parent===Pe?e.level:n.loadLevel;e.details===b.LEVEL_EMPTY_ERROR&&null!=(a=e.context)&&null!=(o=a.levelDetails)&&o.live?e.errorAction=this.getPlaylistRetryOrSwitchAction(e,t):(e.levelRetry=!1,e.errorAction=this.getLevelSwitchAction(e,t))}return;case b.LEVEL_LOAD_ERROR:case b.LEVEL_LOAD_TIMEOUT:return void("number"==typeof(null==s?void 0:s.level)&&(e.errorAction=this.getPlaylistRetryOrSwitchAction(e,s.level)));case b.AUDIO_TRACK_LOAD_ERROR:case b.AUDIO_TRACK_LOAD_TIMEOUT:case b.SUBTITLE_LOAD_ERROR:case b.SUBTITLE_TRACK_LOAD_TIMEOUT:if(s){const t=n.levels[n.loadLevel];if(t&&(s.type===Ce&&t.hasAudioGroup(s.groupId)||s.type===Ie&&t.hasSubtitleGroup(s.groupId)))return e.errorAction=this.getPlaylistRetryOrSwitchAction(e,n.loadLevel),e.errorAction.action=wr,void(e.errorAction.flags=Dr)}return;case b.KEY_SYSTEM_STATUS_OUTPUT_RESTRICTED:{const t=n.levels[n.loadLevel],r=null==t?void 0:t.attrs["HDCP-LEVEL"];r?e.errorAction={action:wr,flags:Cr,hdcpLevel:r}:this.keySystemError(e)}return;case b.BUFFER_ADD_CODEC_ERROR:case b.REMUX_ALLOC_ERROR:case b.BUFFER_APPEND_ERROR:return void(e.errorAction=this.getLevelSwitchAction(e,null!=(i=e.level)?i:n.loadLevel));case b.INTERNAL_EXCEPTION:case b.BUFFER_APPENDING_ERROR:case b.BUFFER_FULL_ERROR:case b.LEVEL_SWITCH_ERROR:case b.BUFFER_STALLED_ERROR:case b.BUFFER_SEEK_OVER_HOLE:case b.BUFFER_NUDGE_ON_STALL:return void(e.errorAction={action:Ar,flags:_r})}e.type===T.KEY_SYSTEM_ERROR&&this.keySystemError(e)}keySystemError(t){const e=this.getVariantLevelIndex(t.frag);t.levelRetry=!1,t.errorAction=this.getLevelSwitchAction(t,e)}getPlaylistRetryOrSwitchAction(t,e){const r=pr(this.hls.config.playlistLoadPolicy,t),i=this.playlistError++;if(Er(r,i,mr(t),t.response))return{action:Rr,flags:_r,retryConfig:r,retryCount:i};const n=this.getLevelSwitchAction(t,e);return r&&(n.retryConfig=r,n.retryCount=i),n}getFragRetryOrSwitchAction(t){const e=this.hls,r=this.getVariantLevelIndex(t.frag),i=e.levels[r],{fragLoadPolicy:n,keyLoadPolicy:s}=e.config,a=pr(t.details.startsWith("key")?s:n,t),o=e.levels.reduce(((t,e)=>t+e.fragmentError),0);if(i){t.details!==b.FRAG_GAP&&i.fragmentError++;if(Er(a,o,mr(t),t.response))return{action:Rr,flags:_r,retryConfig:a,retryCount:o}}const l=this.getLevelSwitchAction(t,r);return a&&(l.retryConfig=a,l.retryCount=o),l}getLevelSwitchAction(t,e){const r=this.hls;null==e&&(e=r.loadLevel);const i=this.hls.levels[e];if(i){var n,s;const e=t.details;i.loadError++,e===b.BUFFER_APPEND_ERROR&&i.fragmentError++;let l=-1;const{levels:u,loadLevel:c,minAutoLevel:h,maxAutoLevel:d}=r;r.autoLevelEnabled||(r.loadLevel=-1);const f=null==(n=t.frag)?void 0:n.type,g=(f===xe&&e===b.FRAG_PARSING_ERROR||"audio"===t.sourceBufferName&&(e===b.BUFFER_ADD_CODEC_ERROR||e===b.BUFFER_APPEND_ERROR))&&u.some((({audioCodec:t})=>i.audioCodec!==t)),m="video"===t.sourceBufferName&&(e===b.BUFFER_ADD_CODEC_ERROR||e===b.BUFFER_APPEND_ERROR)&&u.some((({codecSet:t,audioCodec:e})=>i.codecSet!==t&&i.audioCodec===e)),{type:p,groupId:v}=null!=(s=t.context)?s:{};for(let r=u.length;r--;){const n=(r+c)%u.length;if(n!==c&&n>=h&&n<=d&&0===u[n].loadError){var a,o;const r=u[n];if(e===b.FRAG_GAP&&f===Pe&&t.frag){const e=u[n].details;if(e){const r=br(t.frag,e.fragments,t.frag.start);if(null!=r&&r.gap)continue}}else{if(p===Ce&&r.hasAudioGroup(v)||p===Ie&&r.hasSubtitleGroup(v))continue;if(f===xe&&null!=(a=i.audioGroups)&&a.some((t=>r.hasAudioGroup(t)))||f===Oe&&null!=(o=i.subtitleGroups)&&o.some((t=>r.hasSubtitleGroup(t)))||g&&i.audioCodec===r.audioCodec||!g&&i.audioCodec!==r.audioCodec||m&&i.codecSet===r.codecSet)continue}l=n;break}}if(l>-1&&r.loadLevel!==l)return t.levelRetry=!0,this.playlistError=0,{action:wr,flags:_r,nextAutoLevel:l}}return{action:wr,flags:Dr}}onErrorOut(t,e){var r;switch(null==(r=e.errorAction)?void 0:r.action){case Ar:break;case wr:this.sendAlternateToPenaltyBox(e),e.errorAction.resolved||e.details===b.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,r=t.errorAction;if(!r)return;const{flags:i,hdcpLevel:n,nextAutoLevel:s}=r;switch(i){case _r:this.switchLevel(t,s);break;case Cr:n&&(e.maxHdcpLevel=Je[Je.indexOf(n)-1],r.resolved=!0),this.warn(`Restricting playback to HDCP-LEVEL of "${e.maxHdcpLevel}" or lower`)}r.resolved||this.switchLevel(t,s)}switchLevel(t,e){void 0!==e&&t.errorAction&&(this.warn(`switching to level ${e} after ${t.details}`),this.hls.nextAutoLevel=e,t.errorAction.resolved=!0,this.hls.nextLoadLevel=this.hls.nextAutoLevel)}},fpsController:class{constructor(t){this.hls=void 0,this.isVideoPlaybackQualityAvailable=!1,this.timer=void 0,this.media=null,this.lastTime=void 0,this.lastDroppedFrames=0,this.lastDecodedFrames=0,this.streamController=void 0,this.hls=t,this.registerListeners()}setStreamController(t){this.streamController=t}registerListeners(){this.hls.on(E.MEDIA_ATTACHING,this.onMediaAttaching,this)}unregisterListeners(){this.hls.off(E.MEDIA_ATTACHING,this.onMediaAttaching,this)}destroy(){this.timer&&clearInterval(this.timer),this.unregisterListeners(),this.isVideoPlaybackQualityAvailable=!1,this.media=null}onMediaAttaching(t,e){const r=this.hls.config;if(r.capLevelOnFPSDrop){const t=e.media instanceof self.HTMLVideoElement?e.media:null;this.media=t,t&&"function"==typeof t.getVideoPlaybackQuality&&(this.isVideoPlaybackQualityAvailable=!0),self.clearInterval(this.timer),this.timer=self.setInterval(this.checkFPSInterval.bind(this),r.fpsDroppedMonitoringPeriod)}}checkFPS(t,e,r){const i=performance.now();if(e){if(this.lastTime){const t=i-this.lastTime,n=r-this.lastDroppedFrames,s=e-this.lastDecodedFrames,a=1e3*n/t,o=this.hls;if(o.trigger(E.FPS_DROP,{currentDropped:n,currentDecoded:s,totalDroppedFrames:r}),a>0&&n>o.config.fpsDroppedMonitoringThreshold*s){let t=o.currentLevel;k.warn("drop FPS ratio greater than max allowed value for currentLevel: "+t),t>0&&(-1===o.autoLevelCapping||o.autoLevelCapping>=t)&&(t-=1,o.trigger(E.FPS_DROP_LEVEL_CAPPING,{level:t,droppedLevel:o.currentLevel}),o.autoLevelCapping=t,this.streamController.nextLevelSwitch())}}this.lastTime=i,this.lastDroppedFrames=r,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:it,testBandwidth:!0,progressive:!1,lowLatencyMode:!0,cmcd:void 0,enableDateRangeMetadataCues:!0,enableEmsgMetadataCues:!0,enableID3MetadataCues:!0,useMediaCapabilities:!0,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:Infinity,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}}},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:wa,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 _i{constructor(t,e,r){super(t,e,r,"[subtitle-stream-controller]",Oe),this.currentTrackId=-1,this.tracksBuffered=[],this.mainDetails=null,this._registerListeners()}onHandlerDestroying(){this._unregisterListeners(),super.onHandlerDestroying(),this.mainDetails=null}_registerListeners(){const{hls:t}=this;t.on(E.MEDIA_ATTACHED,this.onMediaAttached,this),t.on(E.MEDIA_DETACHING,this.onMediaDetaching,this),t.on(E.MANIFEST_LOADING,this.onManifestLoading,this),t.on(E.LEVEL_LOADED,this.onLevelLoaded,this),t.on(E.ERROR,this.onError,this),t.on(E.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),t.on(E.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),t.on(E.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),t.on(E.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),t.on(E.BUFFER_FLUSHING,this.onBufferFlushing,this),t.on(E.FRAG_BUFFERED,this.onFragBuffered,this)}_unregisterListeners(){const{hls:t}=this;t.off(E.MEDIA_ATTACHED,this.onMediaAttached,this),t.off(E.MEDIA_DETACHING,this.onMediaDetaching,this),t.off(E.MANIFEST_LOADING,this.onManifestLoading,this),t.off(E.LEVEL_LOADED,this.onLevelLoaded,this),t.off(E.ERROR,this.onError,this),t.off(E.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),t.off(E.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),t.off(E.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),t.off(E.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),t.off(E.BUFFER_FLUSHING,this.onBufferFlushing,this),t.off(E.FRAG_BUFFERED,this.onFragBuffered,this)}startLoad(t){this.stopLoad(),this.state=vi,this.setInterval(500),this.nextLoadPosition=this.startPosition=this.lastCurrentTime=t,this.tick()}onManifestLoading(){this.mainDetails=null,this.fragmentTracker.removeAllFragments()}onMediaDetaching(){this.tracksBuffered=[],super.onMediaDetaching()}onLevelLoaded(t,e){this.mainDetails=e.details}onSubtitleFragProcessed(t,e){const{frag:r,success:i}=e;if(this.fragPrevious=r,this.state=vi,!i)return;const n=this.tracksBuffered[this.currentTrackId];if(!n)return;let s;const a=r.start;for(let t=0;t<n.length;t++)if(a>=n[t].start&&a<=n[t].end){s=n[t];break}const o=r.start+r.duration;s?s.end=o:(s={start:a,end:o},n.push(s)),this.fragmentTracker.fragBuffered(r),this.fragBufferedComplete(r,null)}onBufferFlushing(t,e){const{startOffset:r,endOffset:i}=e;if(0===r&&i!==Number.POSITIVE_INFINITY){const t=i-1;if(t<=0)return;e.endOffsetSubtitles=Math.max(0,t),this.tracksBuffered.forEach((e=>{for(let r=0;r<e.length;)if(e[r].end<=t)e.shift();else{if(!(e[r].start<t))break;e[r].start=t,r++}})),this.fragmentTracker.removeFragmentsInRange(r,t,Oe)}}onFragBuffered(t,e){var r;this.loadedmetadata||e.frag.type!==Pe||null!=(r=this.media)&&r.buffered.length&&(this.loadedmetadata=!0)}onError(t,e){const r=e.frag;(null==r?void 0:r.type)===Oe&&(e.details===b.FRAG_GAP&&this.fragmentTracker.fragBuffered(r,!0),this.fragCurrent&&this.fragCurrent.abortRequests(),this.state!==pi&&(this.state=vi))}onSubtitleTracksUpdated(t,{subtitleTracks:e}){this.levels&&Nn(this.levels,e)?this.levels=e.map((t=>new sr(t))):(this.tracksBuffered=[],this.levels=e.map((t=>{const e=new sr(t);return this.tracksBuffered[e.id]=[],e})),this.fragmentTracker.removeFragmentsInRange(0,Number.POSITIVE_INFINITY,Oe),this.fragPrevious=null,this.mediaBuffer=null)}onSubtitleTrackSwitch(t,e){var r;if(this.currentTrackId=e.id,null==(r=this.levels)||!r.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.setInterval(500)}onSubtitleTrackLoaded(t,e){var r;const{currentTrackId:i,levels:n}=this,{details:s,id:a}=e;if(!n)return void this.warn(`Subtitle tracks were reset while loading level ${a}`);const o=n[a];if(a>=n.length||!o)return;this.log(`Subtitle track ${a} loaded [${s.startSN},${s.endSN}]${s.lastPartSn?`[part-${s.lastPartSn}-${s.lastPartIndex}]`:""},duration:${s.totalduration}`),this.mediaBuffer=this.mediaBufferTimeRanges;let l=0;if(s.live||null!=(r=o.details)&&r.live){const t=this.mainDetails;if(s.deltaUpdateFailed||!t)return;const e=t.fragments[0];var u;if(o.details)l=this.alignPlaylists(s,o.details,null==(u=this.levelLastLoaded)?void 0:u.details),0===l&&e&&(l=e.start,hr(s,l));else s.hasProgramDateTime&&t.hasProgramDateTime?(si(s,t),l=s.fragments[0].start):e&&(l=e.start,hr(s,l))}if(o.details=s,this.levelLastLoaded=o,a===i&&(this.startFragRequested||!this.mainDetails&&s.live||this.setStartPosition(this.mainDetails||s,l),this.tick(),s.live&&!this.fragCurrent&&this.media&&this.state===vi)){br(null,s.fragments,this.media.currentTime,0)||(this.warn("Subtitle playlist not aligned with playback"),o.details=void 0)}}_handleFragmentLoadComplete(t){const{frag:e,payload:r}=t,i=e.decryptdata,n=this.hls;if(!this.fragContextChanged(e)&&r&&r.byteLength>0&&null!=i&&i.key&&i.iv&&"AES-128"===i.method){const t=performance.now();this.decrypter.decrypt(new Uint8Array(r),i.key.buffer,i.iv.buffer).catch((t=>{throw n.trigger(E.ERROR,{type:T.MEDIA_ERROR,details:b.FRAG_DECRYPT_ERROR,fatal:!1,error:t,reason:t.message,frag:e}),t})).then((r=>{const i=performance.now();n.trigger(E.FRAG_DECRYPTED,{frag:e,payload:r,stats:{tstart:t,tdecrypt:i}})})).catch((t=>{this.warn(`${t.name}: ${t.message}`),this.state=vi}))}}doTick(){if(this.media){if(this.state===vi){const{currentTrackId:t,levels:e}=this,r=null==e?void 0:e[t];if(!r||!e.length||!r.details)return;const{config:i}=this,n=this.getLoadPosition(),s=Zr.bufferedInfo(this.tracksBuffered[this.currentTrackId]||[],n,i.maxBufferHole),{end:a,len:o}=s,l=this.getFwdBufferInfo(this.media,Pe),u=r.details;if(o>this.getMaxBufferLength(null==l?void 0:l.len)+u.levelTargetDuration)return;const c=u.fragments,h=c.length,d=u.edge;let f=null;const g=this.fragPrevious;if(a<d){const t=i.maxFragLookUpTolerance,e=a>d-t?0:t;f=br(g,c,Math.max(c[0].start,a),e),!f&&g&&g.start<c[0].start&&(f=c[0])}else f=c[h-1];if(!f)return;if(f=this.mapToInitFragWhenRequired(f),"initSegment"!==f.sn){const t=c[f.sn-u.startSN-1];t&&t.cc===f.cc&&this.fragmentTracker.getState(t)===jr&&(f=t)}this.fragmentTracker.getState(f)===jr&&this.loadFragment(f,r,a)}}else this.state=vi}getMaxBufferLength(t){const e=super.getMaxBufferLength();return t?Math.max(e,t):e}loadFragment(t,e,r){this.fragCurrent=t,"initSegment"===t.sn?this._loadInitSegment(t,e):(this.startFragRequested=!0,super.loadFragment(t,e,r))}get mediaBufferTimeRanges(){return new $n(this.tracksBuffered[this.currentTrackId]||[])}},subtitleTrackController:class extends Ir{constructor(t){super(t,"[subtitle-track-controller]"),this.media=null,this.tracks=[],this.groupIds=null,this.tracksInGroup=[],this.trackId=-1,this.currentTrack=null,this.selectDefaultTrack=!0,this.queuedDefaultTrack=-1,this.asyncPollTrackChange=()=>this.pollTrackChange(0),this.useTextTrackPolling=!1,this.subtitlePollingInterval=-1,this._subtitleDisplay=!0,this.onTextTracksChanged=()=>{if(this.useTextTrackPolling||self.clearInterval(this.subtitlePollingInterval),!this.media||!this.hls.config.renderTextTracksNatively)return;let t=null;const e=He(this.media.textTracks);for(let r=0;r<e.length;r++)if("hidden"===e[r].mode)t=e[r];else if("showing"===e[r].mode){t=e[r];break}const r=this.findTrackForTextTrack(t);this.subtitleTrack!==r&&this.setSubtitleTrack(r)},this.registerListeners()}destroy(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,this.currentTrack=null,this.onTextTracksChanged=this.asyncPollTrackChange=null,super.destroy()}get subtitleDisplay(){return this._subtitleDisplay}set subtitleDisplay(t){this._subtitleDisplay=t,this.trackId>-1&&this.toggleTrackModes()}registerListeners(){const{hls:t}=this;t.on(E.MEDIA_ATTACHED,this.onMediaAttached,this),t.on(E.MEDIA_DETACHING,this.onMediaDetaching,this),t.on(E.MANIFEST_LOADING,this.onManifestLoading,this),t.on(E.MANIFEST_PARSED,this.onManifestParsed,this),t.on(E.LEVEL_LOADING,this.onLevelLoading,this),t.on(E.LEVEL_SWITCHING,this.onLevelSwitching,this),t.on(E.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),t.on(E.ERROR,this.onError,this)}unregisterListeners(){const{hls:t}=this;t.off(E.MEDIA_ATTACHED,this.onMediaAttached,this),t.off(E.MEDIA_DETACHING,this.onMediaDetaching,this),t.off(E.MANIFEST_LOADING,this.onManifestLoading,this),t.off(E.MANIFEST_PARSED,this.onManifestParsed,this),t.off(E.LEVEL_LOADING,this.onLevelLoading,this),t.off(E.LEVEL_SWITCHING,this.onLevelSwitching,this),t.off(E.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),t.off(E.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(){if(!this.media)return;self.clearInterval(this.subtitlePollingInterval),this.useTextTrackPolling||this.media.textTracks.removeEventListener("change",this.asyncPollTrackChange),this.trackId>-1&&(this.queuedDefaultTrack=this.trackId);He(this.media.textTracks).forEach((t=>{$e(t)})),this.subtitleTrack=-1,this.media=null}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:r,groupId:i,details:n}=e,s=this.tracksInGroup[r];if(!s||s.groupId!==i)return void this.warn(`Subtitle track with id:${r} and group:${i} not found in active group ${null==s?void 0:s.groupId}`);const a=s.details;s.details=e.details,this.log(`Subtitle track ${r} "${s.name}" lang:${s.lang} group:${i} loaded [${n.startSN}-${n.endSN}]`),r===this.trackId&&this.playlistLoaded(r,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 r=e.subtitleGroups||null,i=this.groupIds;let n=this.currentTrack;if(!r||(null==i?void 0:i.length)!==(null==r?void 0:r.length)||null!=r&&r.some((t=>-1===(null==i?void 0:i.indexOf(t))))){this.groupIds=r,this.trackId=-1,this.currentTrack=null;const t=this.tracks.filter((t=>!r||-1!==r.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(!n&&!this.tracksInGroup.length)return;this.tracksInGroup=t;const e=this.hls.config.subtitlePreference;if(!n&&e){this.selectDefaultTrack=!1;const r=$r(e,t);if(r>-1)n=t[r];else{const t=$r(e,this.tracks);n=this.tracks[t]}}let i=this.findTrackId(n);-1===i&&n&&(i=this.findTrackId(null));const s={subtitleTracks:t};this.log(`Updating subtitle tracks, ${t.length} track(s) found in "${null==r?void 0:r.join(",")}" group-id`),this.hls.trigger(E.SUBTITLE_TRACKS_UPDATED,s),-1!==i&&-1===this.trackId&&this.setSubtitleTrack(i)}else this.shouldReloadPlaylist(n)&&this.setSubtitleTrack(this.trackId)}findTrackId(t){const e=this.tracksInGroup,r=this.selectDefaultTrack;for(let i=0;i<e.length;i++){const n=e[i];if((!r||n.default)&&(r||t)&&(!t||Gr(n,t)))return i}if(t){for(let r=0;r<e.length;r++){const i=e[r];if(Bn(t.attrs,i.attrs,["LANGUAGE","ASSOC-LANGUAGE","CHARACTERISTICS"]))return r}for(let r=0;r<e.length;r++){const i=e[r];if(Bn(t.attrs,i.attrs,["LANGUAGE"]))return r}}return-1}findTrackForTextTrack(t){if(t){const e=this.tracksInGroup;for(let r=0;r<e.length;r++){if(Un(e[r],t))return r}}return-1}onError(t,e){!e.fatal&&e.context&&(e.context.type!==Ie||e.context.id!==this.trackId||this.groupIds&&-1===this.groupIds.indexOf(e.context.groupId)||this.checkRetry(e))}get allSubtitleTracks(){return this.tracks}get subtitleTracks(){return this.tracksInGroup}get subtitleTrack(){return this.trackId}set subtitleTrack(t){this.selectDefaultTrack=!1,this.setSubtitleTrack(t)}setSubtitleOption(t){if(this.hls.config.subtitlePreference=t,t){const e=this.allSubtitleTracks;if(this.selectDefaultTrack=!1,e.length){const r=this.currentTrack;if(r&&Gr(t,r))return r;const i=$r(t,this.tracksInGroup);if(i>-1){const t=this.tracksInGroup[i];return this.setSubtitleTrack(i),t}if(r)return null;{const r=$r(t,e);if(r>-1)return e[r]}}}return null}loadPlaylist(t){super.loadPlaylist();const e=this.currentTrack;if(this.shouldLoadPlaylist(e)&&e){const r=e.id,i=e.groupId;let n=e.url;if(t)try{n=t.addDirectives(n)}catch(t){this.warn(`Could not construct new URL with HLS Delivery Directives: ${t}`)}this.log(`Loading subtitle playlist for id ${r}`),this.hls.trigger(E.SUBTITLE_TRACK_LOADING,{url:n,id:r,groupId:i,deliveryDirectives:t||null})}}toggleTrackModes(){const{media:t}=this;if(!t)return;const e=He(t.textTracks),r=this.currentTrack;let i;if(r&&(i=e.filter((t=>Un(r,t)))[0],i||this.warn(`Unable to find subtitle TextTrack with name "${r.name}" and language "${r.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||!p(t))return void this.warn(`Invalid subtitle track id: ${t}`);this.clearTimer(),this.selectDefaultTrack=!1;const r=this.currentTrack,i=e[t]||null;if(this.trackId=t,this.currentTrack=i,this.toggleTrackModes(),!i)return void this.hls.trigger(E.SUBTITLE_TRACK_SWITCH,{id:t});const n=!!i.details&&!i.details.live;if(t===this.trackId&&i===r&&n)return;this.log(`Switching to subtitle-track ${t}`+(i?` "${i.name}" lang:${i.lang} group:${i.groupId}`:""));const{id:s,groupId:a="",name:o,type:l,url:u}=i;this.hls.trigger(E.SUBTITLE_TRACK_SWITCH,{id:s,groupId:a,name:o,type:l,url:u});const c=this.switchParams(i.url,null==r?void 0:r.details,i.details);this.loadPlaylist(c)}},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(E.MEDIA_ATTACHING,this.onMediaAttaching,this),t.on(E.MEDIA_DETACHING,this.onMediaDetaching,this),t.on(E.MANIFEST_LOADING,this.onManifestLoading,this),t.on(E.MANIFEST_LOADED,this.onManifestLoaded,this),t.on(E.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),t.on(E.FRAG_LOADING,this.onFragLoading,this),t.on(E.FRAG_LOADED,this.onFragLoaded,this),t.on(E.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),t.on(E.FRAG_DECRYPTED,this.onFragDecrypted,this),t.on(E.INIT_PTS_FOUND,this.onInitPtsFound,this),t.on(E.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),t.on(E.BUFFER_FLUSHING,this.onBufferFlushing,this)}destroy(){const{hls:t}=this;t.off(E.MEDIA_ATTACHING,this.onMediaAttaching,this),t.off(E.MEDIA_DETACHING,this.onMediaDetaching,this),t.off(E.MANIFEST_LOADING,this.onManifestLoading,this),t.off(E.MANIFEST_LOADED,this.onManifestLoaded,this),t.off(E.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),t.off(E.FRAG_LOADING,this.onFragLoading,this),t.off(E.FRAG_LOADED,this.onFragLoaded,this),t.off(E.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),t.off(E.FRAG_DECRYPTED,this.onFragDecrypted,this),t.off(E.INIT_PTS_FOUND,this.onInitPtsFound,this),t.off(E.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),t.off(E.BUFFER_FLUSHING,this.onBufferFlushing,this),this.hls=this.config=null,this.cea608Parser1=this.cea608Parser2=void 0}initCea608Parsers(){if(this.config.enableCEA708Captions&&(!this.cea608Parser1||!this.cea608Parser2)){const t=new us(this,"textTrack1"),e=new us(this,"textTrack2"),r=new us(this,"textTrack3"),i=new us(this,"textTrack4");this.cea608Parser1=new as(1,t,e),this.cea608Parser2=new as(3,r,i)}}addCues(t,e,r,i,n){let s=!1;for(let t=n.length;t--;){const i=n[t],c=(a=i[0],o=i[1],l=e,u=r,Math.min(o,u)-Math.max(a,l));if(c>=0&&(i[0]=Math.min(i[0],e),i[1]=Math.max(i[1],r),s=!0,c/(r-e)>.5))return}var a,o,l,u;if(s||n.push([e,r]),this.config.renderTextTracksNatively){const n=this.captionsTracks[t];this.Cues.newCue(n,e,r,i)}else{const n=this.Cues.newCue(null,e,r,i);this.hls.trigger(E.CUES_PARSED,{type:"captions",cues:n,track:t})}}onInitPtsFound(t,{frag:e,id:r,initPTS:i,timescale:n}){const{unparsedVttFrags:s}=this;"main"===r&&(this.initPTS[e.cc]={baseTime:i,timescale:n}),s.length&&(this.unparsedVttFrags=[],s.forEach((t=>{this.onFragLoaded(E.FRAG_LOADED,t)})))}getExistingTrack(t,e){const{media:r}=this;if(r)for(let i=0;i<r.textTracks.length;i++){const n=r.textTracks[i];if(Ns(n,{name:t,lang:e,attrs:{}}))return n}return null}createCaptionsTrack(t){this.config.renderTextTracksNatively?this.createNativeTrack(t):this.createNonNativeTrack(t)}createNativeTrack(t){if(this.captionsTracks[t])return;const{captionsProperties:e,captionsTracks:r,media:i}=this,{label:n,languageCode:s}=e[t],a=this.getExistingTrack(n,s);if(a)r[t]=a,$e(r[t]),Be(r[t],i);else{const e=this.createTextTrack("captions",n,s);e&&(e[t]=!0,r[t]=e)}}createNonNativeTrack(t){if(this.nonNativeCaptionsTracks[t])return;const e=this.captionsProperties[t];if(!e)return;const r={_id:t,label:e.label,kind:"captions",default:!!e.media&&!!e.media.default,closedCaptions:e.media};this.nonNativeCaptionsTracks[t]=r,this.hls.trigger(E.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:[r]})}createTextTrack(t,e,r){const i=this.media;if(i)return i.addTextTrack(t,e,r)}onMediaAttaching(t,e){this.media=e.media,this._cleanTracks()}onMediaDetaching(){const{captionsTracks:t}=this;Object.keys(t).forEach((e=>{$e(t[e]),delete t[e]})),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;t<e.length;t++)$e(e[t])}onSubtitleTracksUpdated(t,e){const r=e.subtitleTracks||[],i=r.some((t=>t.textCodec===ws));if(this.config.enableWebVTT||i&&this.config.enableIMSC1){if(Nn(this.tracks,r))return void(this.tracks=r);if(this.textTracks=[],this.tracks=r,this.config.renderTextTracksNatively){const t=this.media,e=t?He(t.textTracks):null;if(this.tracks.forEach(((t,r)=>{let i;if(e){let r=null;for(let i=0;i<e.length;i++)if(e[i]&&Ns(e[i],t)){r=e[i],e[i]=null;break}r&&(i=r)}if(i)$e(i);else{const e=Fs(t);i=this.createTextTrack(e,t.name,t.lang),i&&(i.mode="disabled")}i&&this.textTracks.push(i)})),null!=e&&e.length){const t=e.filter((t=>null!==t)).map((t=>t.label));t.length&&k.warn(`Media element contains unused subtitle tracks: ${t.join(", ")}. Replace media element for each source to clear TextTracks and captions menu.`)}}else if(this.tracks.length){const t=this.tracks.map((t=>({label:t.name,kind:t.type.toLowerCase(),default:t.default,subtitleTrack:t})));this.hls.trigger(E.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:t})}}}onManifestLoaded(t,e){this.config.enableCEA708Captions&&e.captions&&e.captions.forEach((t=>{const e=/(?:CC|SERVICE)([1-4])/.exec(t.instreamId);if(!e)return;const r=`textTrack${e[1]}`,i=this.captionsProperties[r];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===Pe){var r,i;const{cea608Parser1:t,cea608Parser2:n,lastSn:s}=this,{cc:a,sn:o}=e.frag,l=null!=(r=null==(i=e.part)?void 0:i.index)?r:-1;t&&n&&(o!==s+1||o===s&&l!==this.lastPartIndex+1||a!==this.lastCc)&&(t.reset(),n.reset()),this.lastCc=a,this.lastSn=o,this.lastPartIndex=l}}onFragLoaded(t,e){const{frag:r,payload:i}=e;if(r.type===Oe)if(i.byteLength){const t=r.decryptdata,n="stats"in e;if(null==t||!t.encrypted||n){const t=this.tracks[r.level],n=this.vttCCs;n[r.cc]||(n[r.cc]={start:r.start,prevCC:this.prevCC,new:!0},this.prevCC=r.cc),t&&t.textCodec===ws?this._parseIMSC1(r,i):this._parseVTTs(e)}}else this.hls.trigger(E.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:r,error:new Error("Empty subtitle payload")})}_parseIMSC1(t,e){const r=this.hls;Ds(e,this.initPTS[t.cc],(e=>{this._appendCues(e,t.level),r.trigger(E.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:t})}),(e=>{k.log(`Failed to parse IMSC1: ${e}`),r.trigger(E.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:t,error:e})}))}_parseVTTs(t){var e;const{frag:r,payload:i}=t,{initPTS:n,unparsedVttFrags:s}=this,a=n.length-1;if(!n[r.cc]&&-1===a)return void s.push(t);const o=this.hls;As(null!=(e=r.initSegment)&&e.data?Wt(r.initSegment.data,new Uint8Array(i)):i,this.initPTS[r.cc],this.vttCCs,r.cc,r.start,(t=>{this._appendCues(t,r.level),o.trigger(E.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:r})}),(e=>{const n="Missing initPTS for VTT MPEGTS"===e.message;n?s.push(t):this._fallbackToIMSC1(r,i),k.log(`Failed to parse VTT cue: ${e}`),n&&a>r.cc||o.trigger(E.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:r,error:e})}))}_fallbackToIMSC1(t,e){const r=this.tracks[t.level];r.textCodec||Ds(e,this.initPTS[t.cc],(()=>{r.textCodec=ws,this._parseIMSC1(t,e)}),(()=>{r.textCodec="wvtt"}))}_appendCues(t,e){const r=this.hls;if(this.config.renderTextTracksNatively){const r=this.textTracks[e];if(!r||"disabled"===r.mode)return;t.forEach((t=>Ue(r,t)))}else{const i=this.tracks[e];if(!i)return;const n=i.default?"default":"subtitles"+e;r.trigger(E.CUES_PARSED,{type:"subtitles",cues:t,track:n})}}onFragDecrypted(t,e){const{frag:r}=e;r.type===Oe&&this.onFragLoaded(E.FRAG_LOADED,e)}onSubtitleTracksCleared(){this.tracks=[],this.captionsTracks={}}onFragParsingUserdata(t,e){this.initCea608Parsers();const{cea608Parser1:r,cea608Parser2:i}=this;if(!this.enabled||!r||!i)return;const{frag:n,samples:s}=e;if(n.type!==Pe||"NONE"!==this.closedCaptionsForLevel(n))for(let t=0;t<s.length;t++){const e=s[t].bytes;if(e){const n=this.extractCea608Data(e);r.addData(s[t].pts,n[0]),i.addData(s[t].pts,n[1])}}}onBufferFlushing(t,{startOffset:e,endOffset:r,endOffsetSubtitles:i,type:n}){const{media:s}=this;if(s&&!(s.currentTime<r)){if(!n||"video"===n){const{captionsTracks:t}=this;Object.keys(t).forEach((i=>Ge(t[i],e,r)))}if(this.config.renderTextTracksNatively&&0===e&&void 0!==i){const{textTracks:t}=this;Object.keys(t).forEach((r=>Ge(t[r],e,i)))}}}extractCea608Data(t){const e=[[],[]],r=31&t[0];let i=2;for(let n=0;n<r;n++){const r=t[i++],n=127&t[i++],s=127&t[i++];if(0===n&&0===s)continue;if(!!(4&r)){const t=3&r;0!==t&&1!==t||(e[t].push(n),e[t].push(s))}}return e}},audioStreamController:class extends _i{constructor(t,e,r){super(t,e,r,"[audio-stream-controller]",xe),this.videoBuffer=null,this.videoTrackCC=-1,this.waitingVideoCC=-1,this.bufferedTrack=null,this.switchingTrack=null,this.trackId=-1,this.waitingData=null,this.mainDetails=null,this.flushing=!1,this.bufferFlushed=!1,this.cachedTrackLoadedData=null,this._registerListeners()}onHandlerDestroying(){this._unregisterListeners(),super.onHandlerDestroying(),this.mainDetails=null,this.bufferedTrack=null,this.switchingTrack=null}_registerListeners(){const{hls:t}=this;t.on(E.MEDIA_ATTACHED,this.onMediaAttached,this),t.on(E.MEDIA_DETACHING,this.onMediaDetaching,this),t.on(E.MANIFEST_LOADING,this.onManifestLoading,this),t.on(E.LEVEL_LOADED,this.onLevelLoaded,this),t.on(E.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),t.on(E.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),t.on(E.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),t.on(E.ERROR,this.onError,this),t.on(E.BUFFER_RESET,this.onBufferReset,this),t.on(E.BUFFER_CREATED,this.onBufferCreated,this),t.on(E.BUFFER_FLUSHING,this.onBufferFlushing,this),t.on(E.BUFFER_FLUSHED,this.onBufferFlushed,this),t.on(E.INIT_PTS_FOUND,this.onInitPtsFound,this),t.on(E.FRAG_BUFFERED,this.onFragBuffered,this)}_unregisterListeners(){const{hls:t}=this;t.off(E.MEDIA_ATTACHED,this.onMediaAttached,this),t.off(E.MEDIA_DETACHING,this.onMediaDetaching,this),t.off(E.MANIFEST_LOADING,this.onManifestLoading,this),t.off(E.LEVEL_LOADED,this.onLevelLoaded,this),t.off(E.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),t.off(E.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),t.off(E.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),t.off(E.ERROR,this.onError,this),t.off(E.BUFFER_RESET,this.onBufferReset,this),t.off(E.BUFFER_CREATED,this.onBufferCreated,this),t.off(E.BUFFER_FLUSHING,this.onBufferFlushing,this),t.off(E.BUFFER_FLUSHED,this.onBufferFlushed,this),t.off(E.INIT_PTS_FOUND,this.onInitPtsFound,this),t.off(E.FRAG_BUFFERED,this.onFragBuffered,this)}onInitPtsFound(t,{frag:e,id:r,initPTS:i,timescale:n}){if("main"===r){const t=e.cc;this.initPTS[e.cc]={baseTime:i,timescale:n},this.log(`InitPTS for cc: ${t} found from main: ${i}`),this.videoTrackCC=t,this.state===ki&&this.tick()}}startLoad(t){if(!this.levels)return this.startPosition=t,void(this.state=pi);const e=this.lastCurrentTime;this.stopLoad(),this.setInterval(100),e>0&&-1===t?(this.log(`Override startPosition with lastCurrentTime @${e.toFixed(3)}`),t=e,this.state=vi):(this.loadedmetadata=!1,this.state=bi),this.nextLoadPosition=this.startPosition=this.lastCurrentTime=t,this.tick()}doTick(){switch(this.state){case vi:this.doTickIdle();break;case bi:{var t;const{levels:e,trackId:r}=this,i=null==e||null==(t=e[r])?void 0:t.details;if(i){if(this.waitForCdnTuneIn(i))break;this.state=ki}break}case Ti:{var e;const t=performance.now(),r=this.retryDate;if(!r||t>=r||null!=(e=this.media)&&e.seeking){const{levels:t,trackId:e}=this;this.log("RetryDate reached, switch back to IDLE state"),this.resetStartWhenNotLoaded((null==t?void 0:t[e])||null),this.state=vi}break}case ki:{const t=this.waitingData;if(t){const{frag:e,part:r,cache:i,complete:n}=t;if(void 0!==this.initPTS[e.cc]){this.waitingData=null,this.waitingVideoCC=-1,this.state=Ei;const t={frag:e,part:r,payload:i.flush(),networkDetails:null};this._handleFragmentLoadProgress(t),n&&super._handleFragmentLoadComplete(t)}else if(this.videoTrackCC!==this.waitingVideoCC)this.log(`Waiting fragment cc (${e.cc}) cancelled because video is at cc ${this.videoTrackCC}`),this.clearWaitingFragment();else{const t=this.getLoadPosition(),r=Zr.bufferInfo(this.mediaBuffer,t,this.config.maxBufferHole);Sr(r.end,this.config.maxFragLookUpTolerance,e)<0&&(this.log(`Waiting fragment cc (${e.cc}) @ ${e.start} cancelled because another fragment at ${r.end} is needed`),this.clearWaitingFragment())}}else this.state=vi}}this.onTickEnd()}clearWaitingFragment(){const t=this.waitingData;t&&(this.fragmentTracker.removeFragment(t.frag),this.waitingData=null,this.waitingVideoCC=-1,this.state=vi)}resetLoadingState(){this.clearWaitingFragment(),super.resetLoadingState()}onTickEnd(){const{media:t}=this;null!=t&&t.readyState&&(this.lastCurrentTime=t.currentTime)}doTickIdle(){const{hls:t,levels:e,media:r,trackId:i}=this,n=t.config;if(!this.buffering||!r&&(this.startFragRequested||!n.startFragPrefetch)||null==e||!e[i])return;const s=e[i],a=s.details;if(!a||a.live&&this.levelLastLoaded!==s||this.waitForCdnTuneIn(a))return void(this.state=bi);const o=this.mediaBuffer?this.mediaBuffer:this.media;this.bufferFlushed&&o&&(this.bufferFlushed=!1,this.afterBufferFlushed(o,x,xe));const l=this.getFwdBufferInfo(o,xe);if(null===l)return;if(!this.switchingTrack&&this._streamEnded(l,a))return t.trigger(E.BUFFER_EOS,{type:"audio"}),void(this.state=Ai);const u=this.getFwdBufferInfo(this.videoBuffer?this.videoBuffer:this.media,Pe),c=l.len,h=this.getMaxBufferLength(null==u?void 0:u.len),d=a.fragments,f=d[0].start,g=this.getLoadPosition(),m=this.flushing?g:l.end;if(this.switchingTrack&&r){const t=g;a.PTSKnown&&t<f&&(l.end>f||l.nextStart)&&(this.log("Alt audio track ahead of main track, seek to start of alt audio track"),r.currentTime=f+.05)}if(c>=h&&!this.switchingTrack&&m<d[d.length-1].start)return;let p=this.getNextFragment(m,a),v=!1;if(p&&this.isLoopLoading(p,m)&&(v=!!p.gap,p=this.getNextFragmentLoopLoading(p,a,l,Pe,h)),!p)return void(this.bufferFlushed=!0);const y=u&&p.start>u.end+a.targetduration;if(y||(null==u||!u.len)&&l.len){const t=this.getAppendedFrag(p.start,Pe);if(null===t)return;if(v||(v=!!t.gap||!!y&&0===u.len),y&&!v||v&&l.nextStart&&l.nextStart<t.end)return}this.loadFragment(p,s,m)}getMaxBufferLength(t){const e=super.getMaxBufferLength();return t?Math.min(Math.max(e,t),this.config.maxMaxBufferLength):e}onMediaDetaching(){this.videoBuffer=null,this.bufferFlushed=this.flushing=!1,super.onMediaDetaching()}onAudioTracksUpdated(t,{audioTracks:e}){this.resetTransmuxer(),this.levels=e.map((t=>new sr(t)))}onAudioTrackSwitching(t,e){const r=!!e.url;this.trackId=e.id;const{fragCurrent:i}=this;i&&(i.abortRequests(),this.removeUnbufferedFrags(i.start)),this.resetLoadingState(),r?this.setInterval(100):this.resetTransmuxer(),r?(this.switchingTrack=e,this.state=vi,this.flushAudioIfNeeded(e)):(this.switchingTrack=null,this.bufferedTrack=e,this.state=pi),this.tick()}onManifestLoading(){this.fragmentTracker.removeAllFragments(),this.startPosition=this.lastCurrentTime=0,this.bufferFlushed=this.flushing=!1,this.levels=this.mainDetails=this.waitingData=this.bufferedTrack=this.cachedTrackLoadedData=this.switchingTrack=null,this.startFragRequested=!1,this.trackId=this.videoTrackCC=this.waitingVideoCC=-1}onLevelLoaded(t,e){this.mainDetails=e.details,null!==this.cachedTrackLoadedData&&(this.hls.trigger(E.AUDIO_TRACK_LOADED,this.cachedTrackLoadedData),this.cachedTrackLoadedData=null)}onAudioTrackLoaded(t,e){var r;if(null==this.mainDetails)return void(this.cachedTrackLoadedData=e);const{levels:i}=this,{details:n,id:s}=e;if(!i)return void this.warn(`Audio tracks were reset while loading level ${s}`);this.log(`Audio track ${s} loaded [${n.startSN},${n.endSN}]${n.lastPartSn?`[part-${n.lastPartSn}-${n.lastPartIndex}]`:""},duration:${n.totalduration}`);const a=i[s];let o=0;if(n.live||null!=(r=a.details)&&r.live){this.checkLiveUpdate(n);const t=this.mainDetails;if(n.deltaUpdateFailed||!t)return;var l;if(!a.details&&n.hasProgramDateTime&&t.hasProgramDateTime)si(n,t),o=n.fragments[0].start;else o=this.alignPlaylists(n,a.details,null==(l=this.levelLastLoaded)?void 0:l.details)}a.details=n,this.levelLastLoaded=a,this.startFragRequested||!this.mainDetails&&n.live||this.setStartPosition(this.mainDetails||n,o),this.state!==bi||this.waitForCdnTuneIn(n)||(this.state=vi),this.tick()}_handleFragmentLoadProgress(t){var e;const{frag:r,part:i,payload:n}=t,{config:s,trackId:a,levels:o}=this;if(!o)return void this.warn(`Audio tracks were reset while fragment load was in progress. Fragment ${r.sn} of level ${r.level} will not be buffered`);const l=o[a];if(!l)return void this.warn("Audio track is undefined on fragment load progress");const u=l.details;if(!u)return this.warn("Audio track details undefined on fragment load progress"),void this.removeUnbufferedFrags(r.start);const c=s.defaultAudioCodec||l.audioCodec||"mp4a.40.2";let h=this.transmuxer;h||(h=this.transmuxer=new Fn(this.hls,xe,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)));const d=this.initPTS[r.cc],f=null==(e=r.initSegment)?void 0:e.data;if(void 0!==d){const t=!1,e=i?i.index:-1,s=-1!==e,a=new ti(r.level,r.sn,r.stats.chunkCount,n.byteLength,e,s);h.push(n,f,c,"",r,i,u.totalduration,t,a,d)}else{this.log(`Unknown video PTS for cc ${r.cc}, waiting for video PTS before demuxing audio frag ${r.sn} of [${u.startSN} ,${u.endSN}],track ${a}`);const{cache:t}=this.waitingData=this.waitingData||{frag:r,part:i,cache:new Di,complete:!1};t.push(new Uint8Array(n)),this.waitingVideoCC=this.videoTrackCC,this.state=ki}}_handleFragmentLoadComplete(t){this.waitingData?this.waitingData.complete=!0:super._handleFragmentLoadComplete(t)}onBufferReset(){this.mediaBuffer=this.videoBuffer=null,this.loadedmetadata=!1}onBufferCreated(t,e){const r=e.tracks.audio;r&&(this.mediaBuffer=r.buffer||null),e.tracks.video&&(this.videoBuffer=e.tracks.video.buffer||null)}onFragBuffered(t,e){const{frag:r,part:i}=e;if(r.type===xe)if(this.fragContextChanged(r))this.warn(`Fragment ${r.sn}${i?" p: "+i.index:""} of level ${r.level} finished buffering, but was aborted. state: ${this.state}, audioSwitch: ${this.switchingTrack?this.switchingTrack.name:"false"}`);else{if("initSegment"!==r.sn){this.fragPrevious=r;const t=this.switchingTrack;t&&(this.bufferedTrack=t,this.switchingTrack=null,this.hls.trigger(E.AUDIO_TRACK_SWITCHED,d({},t)))}this.fragBufferedComplete(r,i)}else if(!this.loadedmetadata&&r.type===Pe){const t=this.videoBuffer||this.media;if(t){Zr.getBuffered(t).length&&(this.loadedmetadata=!0)}}}onError(t,e){var r;if(e.fatal)this.state=wi;else switch(e.details){case b.FRAG_GAP:case b.FRAG_PARSING_ERROR:case b.FRAG_DECRYPT_ERROR:case b.FRAG_LOAD_ERROR:case b.FRAG_LOAD_TIMEOUT:case b.KEY_LOAD_ERROR:case b.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(xe,e);break;case b.AUDIO_TRACK_LOAD_ERROR:case b.AUDIO_TRACK_LOAD_TIMEOUT:case b.LEVEL_PARSING_ERROR:e.levelRetry||this.state!==bi||(null==(r=e.context)?void 0:r.type)!==Ce||(this.state=vi);break;case b.BUFFER_APPEND_ERROR:case b.BUFFER_FULL_ERROR:if(!e.parent||"audio"!==e.parent)return;if(e.details===b.BUFFER_APPEND_ERROR)return void this.resetLoadingState();this.reduceLengthAndFlushBuffer(e)&&(this.bufferedTrack=null,super.flushMainBuffer(0,Number.POSITIVE_INFINITY,"audio"));break;case b.INTERNAL_EXCEPTION:this.recoverWorkerError(e)}}onBufferFlushing(t,{type:e}){e!==O&&(this.flushing=!0)}onBufferFlushed(t,{type:e}){if(e!==O){this.flushing=!1,this.bufferFlushed=!0,this.state===Ai&&(this.state=vi);const t=this.mediaBuffer||this.media;t&&(this.afterBufferFlushed(t,e,xe),this.tick())}}_handleTransmuxComplete(t){var e;const r="audio",{hls:i}=this,{remuxResult:n,chunkMeta:s}=t,a=this.getCurrentContext(s);if(!a)return void this.resetWhenMissingContext(s);const{frag:o,part:l,level:u}=a,{details:c}=u,{audio:h,text:d,id3:f,initSegment:g}=n;if(!this.fragContextChanged(o)&&c){if(this.state=Si,this.switchingTrack&&h&&this.completeAudioSwitch(this.switchingTrack),null!=g&&g.tracks){const t=o.initSegment||o;this._bufferInitSegment(u,g.tracks,t,s),i.trigger(E.FRAG_PARSING_INIT_SEGMENT,{frag:t,id:r,tracks:g.tracks})}if(h){const{startPTS:t,endPTS:e,startDTS:r,endDTS:i}=h;l&&(l.elementaryStreams[x]={startPTS:t,endPTS:e,startDTS:r,endDTS:i}),o.setElementaryStreamInfo(x,t,e,r,i),this.bufferFragmentData(h,o,l,s)}if(null!=f&&null!=(e=f.samples)&&e.length){const t=m({id:r,frag:o,details:c},f);i.trigger(E.FRAG_PARSING_METADATA,t)}if(d){const t=m({id:r,frag:o,details:c},d);i.trigger(E.FRAG_PARSING_USERDATA,t)}}else this.fragmentTracker.removeFragment(o)}_bufferInitSegment(t,e,r,i){if(this.state!==Si)return;e.video&&delete e.video;const n=e.audio;if(!n)return;n.id="audio";const s=t.audioCodec;this.log(`Init audio buffer, container:${n.container}, codecs[level/parsed]=[${s}/${n.codec}]`),s&&1===s.split(",").length&&(n.levelCodec=s),this.hls.trigger(E.BUFFER_CODECS,e);const a=n.initSegment;if(null!=a&&a.byteLength){const t={type:"audio",frag:r,part:null,chunkMeta:i,parent:r.type,data:a};this.hls.trigger(E.BUFFER_APPENDING,t)}this.tickImmediate()}loadFragment(t,e,r){const i=this.fragmentTracker.getState(t);var n;if(this.fragCurrent=t,this.switchingTrack||i===jr||i===Yr)if("initSegment"===t.sn)this._loadInitSegment(t,e);else if(null!=(n=e.details)&&n.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=ki;const r=this.mainDetails;r&&r.fragments[0].start!==e.details.fragments[0].start&&si(e.details,r)}else this.startFragRequested=!0,super.loadFragment(t,e,r);else this.clearTrackerIfNeeded(t)}flushAudioIfNeeded(t){if(this.media&&this.bufferedTrack){const{name:e,lang:r,assocLang:i,characteristics:n,audioCodec:s,channels:a}=this.bufferedTrack;Gr({name:e,lang:r,assocLang:i,characteristics:n,audioCodec:s,channels:a},t,Hr)||(this.log("Switching audio track : flushing all audio"),super.flushMainBuffer(0,Number.POSITIVE_INFINITY,"audio"),this.bufferedTrack=null)}}completeAudioSwitch(t){const{hls:e}=this;this.flushAudioIfNeeded(t),this.bufferedTrack=t,this.switchingTrack=null,e.trigger(E.AUDIO_TRACK_SWITCHED,d({},t))}},audioTrackController:class extends Ir{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(E.MANIFEST_LOADING,this.onManifestLoading,this),t.on(E.MANIFEST_PARSED,this.onManifestParsed,this),t.on(E.LEVEL_LOADING,this.onLevelLoading,this),t.on(E.LEVEL_SWITCHING,this.onLevelSwitching,this),t.on(E.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),t.on(E.ERROR,this.onError,this)}unregisterListeners(){const{hls:t}=this;t.off(E.MANIFEST_LOADING,this.onManifestLoading,this),t.off(E.MANIFEST_PARSED,this.onManifestParsed,this),t.off(E.LEVEL_LOADING,this.onLevelLoading,this),t.off(E.LEVEL_SWITCHING,this.onLevelSwitching,this),t.off(E.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),t.off(E.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:r,groupId:i,details:n}=e,s=this.tracksInGroup[r];if(!s||s.groupId!==i)return void this.warn(`Audio track with id:${r} and group:${i} not found in active group ${null==s?void 0:s.groupId}`);const a=s.details;s.details=e.details,this.log(`Audio track ${r} "${s.name}" lang:${s.lang} group:${i} loaded [${n.startSN}-${n.endSN}]`),r===this.trackId&&this.playlistLoaded(r,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 r=e.audioGroups||null,i=this.groupIds;let n=this.currentTrack;if(!r||(null==i?void 0:i.length)!==(null==r?void 0:r.length)||null!=r&&r.some((t=>-1===(null==i?void 0:i.indexOf(t))))){this.groupIds=r,this.trackId=-1,this.currentTrack=null;const t=this.tracks.filter((t=>!r||-1!==r.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(!n&&!this.tracksInGroup.length)return;this.tracksInGroup=t;const e=this.hls.config.audioPreference;if(!n&&e){const r=$r(e,t,Hr);if(r>-1)n=t[r];else{const t=$r(e,this.tracks);n=this.tracks[t]}}let i=this.findTrackId(n);-1===i&&n&&(i=this.findTrackId(null));const a={audioTracks:t};this.log(`Updating audio tracks, ${t.length} track(s) found in group(s): ${null==r?void 0:r.join(",")}`),this.hls.trigger(E.AUDIO_TRACKS_UPDATED,a);const o=this.trackId;if(-1!==i&&-1===o)this.setAudioTrack(i);else if(t.length&&-1===o){var s;const e=new Error(`No audio track selected for current audio group-ID(s): ${null==(s=this.groupIds)?void 0:s.join(",")} track count: ${t.length}`);this.warn(e.message),this.hls.trigger(E.ERROR,{type:T.MEDIA_ERROR,details:b.AUDIO_TRACK_LOAD_ERROR,fatal:!0,error:e})}}else this.shouldReloadPlaylist(n)&&this.setAudioTrack(this.trackId)}onError(t,e){!e.fatal&&e.context&&(e.context.type!==Ce||e.context.id!==this.trackId||this.groupIds&&-1===this.groupIds.indexOf(e.context.groupId)||(this.requestScheduled=-1,this.checkRetry(e)))}get allAudioTracks(){return this.tracks}get audioTracks(){return this.tracksInGroup}get audioTrack(){return this.trackId}set audioTrack(t){this.selectDefaultTrack=!1,this.setAudioTrack(t)}setAudioOption(t){const e=this.hls;if(e.config.audioPreference=t,t){const r=this.allAudioTracks;if(this.selectDefaultTrack=!1,r.length){const i=this.currentTrack;if(i&&Gr(t,i,Hr))return i;const n=$r(t,this.tracksInGroup,Hr);if(n>-1){const t=this.tracksInGroup[n];return this.setAudioTrack(n),t}if(i){let i=e.loadLevel;-1===i&&(i=e.firstAutoLevel);const n=function(t,e,r,i,n){const s=e[i],a=e.reduce(((t,e,r)=>{const i=e.uri;return(t[i]||(t[i]=[])).push(r),t}),{})[s.uri];a.length>1&&(i=Math.max.apply(Math,a));const o=s.videoRange,l=s.frameRate,u=s.codecSet.substring(0,4),c=Wr(e,i,(e=>{if(e.videoRange!==o||e.frameRate!==l||e.codecSet.substring(0,4)!==u)return!1;const i=e.audioGroups,s=r.filter((t=>!i||-1!==i.indexOf(t.groupId)));return $r(t,s,n)>-1}));return c>-1?c:Wr(e,i,(e=>{const i=e.audioGroups,s=r.filter((t=>!i||-1!==i.indexOf(t.groupId)));return $r(t,s,n)>-1}))}(t,e.levels,r,i,Hr);if(-1===n)return null;e.nextLoadLevel=n}if(t.channels||t.audioCodec){const e=$r(t,r);if(e>-1)return r[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.clearTimer(),this.selectDefaultTrack=!1;const r=this.currentTrack,i=e[t],n=i.details&&!i.details.live;if(t===this.trackId&&i===r&&n)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(E.AUDIO_TRACK_SWITCHING,d({},i)),n)return;const s=this.switchParams(i.url,null==r?void 0:r.details,i.details);this.loadPlaylist(s)}findTrackId(t){const e=this.tracksInGroup;for(let r=0;r<e.length;r++){const i=e[r];if((!this.selectDefaultTrack||i.default)&&(!t||Gr(t,i,Hr)))return r}if(t){const{name:r,lang:i,assocLang:n,characteristics:s,audioCodec:a,channels:o}=t;for(let t=0;t<e.length;t++){if(Gr({name:r,lang:i,assocLang:n,characteristics:s,audioCodec:a,channels:o},e[t],Hr))return t}for(let r=0;r<e.length;r++){const i=e[r];if(Bn(t.attrs,i.attrs,["LANGUAGE","ASSOC-LANGUAGE","CHARACTERISTICS"]))return r}for(let r=0;r<e.length;r++){const i=e[r];if(Bn(t.attrs,i.attrs,["LANGUAGE"]))return r}}return-1}loadPlaylist(t){const e=this.currentTrack;if(this.shouldLoadPlaylist(e)&&e){super.loadPlaylist();const r=e.id,i=e.groupId;let n=e.url;if(t)try{n=t.addDirectives(n)}catch(t){this.warn(`Could not construct new URL with HLS Delivery Directives: ${t}`)}this.log(`loading audio-track playlist ${r} "${e.name}" lang:${e.lang} group:${i}`),this.clearTimer(),this.hls.trigger(E.AUDIO_TRACK_LOADING,{url:n,id:r,groupId:i,deliveryDirectives:t||null})}}},emeController:$s,cmcdController:class{constructor(t){this.hls=void 0,this.config=void 0,this.media=void 0,this.sid=void 0,this.cid=void 0,this.useHeaders=!1,this.includeKeys=void 0,this.initialized=!1,this.starved=!1,this.buffering=!0,this.audioBuffer=void 0,this.videoBuffer=void 0,this.onWaiting=()=>{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:Hs.MANIFEST,su:!this.initialized})}catch(t){k.warn("Could not generate manifest CMCD data.",t)}},this.applyFragmentData=t=>{try{const e=t.frag,r=this.hls.levels[e.level],i=this.getObjectType(e),n={d:1e3*e.duration,ot:i};i!==Hs.VIDEO&&i!==Hs.AUDIO&&i!=Hs.MUXED||(n.br=r.bitrate/1e3,n.tb=this.getTopBandwidth(i)/1e3,n.bl=this.getBufferLength(i)),this.apply(t,n)}catch(t){k.warn("Could not generate segment CMCD data.",t)}},this.hls=t;const e=this.config=t.config,{cmcd:r}=e;null!=r&&(e.pLoader=this.createPlaylistLoader(),e.fLoader=this.createFragmentLoader(),this.sid=r.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 r=(e+16*Math.random())%16|0;return e=Math.floor(e/16),("x"==t?r:3&r|8).toString(16)}))}}}(),this.cid=r.contentId,this.useHeaders=!0===r.useHeaders,this.includeKeys=r.includeKeys,this.registerListeners())}registerListeners(){const t=this.hls;t.on(E.MEDIA_ATTACHED,this.onMediaAttached,this),t.on(E.MEDIA_DETACHED,this.onMediaDetached,this),t.on(E.BUFFER_CREATED,this.onBufferCreated,this)}unregisterListeners(){const t=this.hls;t.off(E.MEDIA_ATTACHED,this.onMediaAttached,this),t.off(E.MEDIA_DETACHED,this.onMediaDetached,this),t.off(E.BUFFER_CREATED,this.onBufferCreated,this)}destroy(){this.unregisterListeners(),this.onMediaDetached(),this.hls=this.config=this.audioBuffer=this.videoBuffer=null,this.onWaiting=this.onPlaying=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 r,i;this.audioBuffer=null==(r=e.tracks.audio)?void 0:r.buffer,this.videoBuffer=null==(i=e.tracks.video)?void 0:i.buffer}createData(){var t;return{v:1,sf:Ws.HLS,sid:this.sid,cid:this.cid,pr:null==(t=this.media)?void 0:t.playbackRate,mtp:this.hls.bandwidthEstimate/1e3}}apply(t,e={}){m(e,this.createData());const r=e.ot===Hs.INIT||e.ot===Hs.VIDEO||e.ot===Hs.MUXED;this.starved&&r&&(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,r)=>(i.includes(r)&&(t[r]=e[r]),t)),{})),this.useHeaders?(t.headers||(t.headers={}),fa(t.headers,e)):t.url=ma(t.url,e)}getObjectType(t){const{type:e}=t;return"subtitle"===e?Hs.TIMED_TEXT:"initSegment"===t.sn?Hs.INIT:"audio"===e?Hs.AUDIO:"main"===e?this.hls.audioTracks.length?Hs.VIDEO:Hs.MUXED:void 0}getTopBandwidth(t){let e,r=0;const i=this.hls;if(t===Hs.AUDIO)e=i.audioTracks;else{const t=i.maxAutoLevel,r=t>-1?t+1:i.levels.length;e=i.levels.slice(0,r)}for(const t of e)t.bitrate>r&&(r=t.bitrate);return r>0?r:NaN}getBufferLength(t){const e=this.hls.media,r=t===Hs.AUDIO?this.audioBuffer:this.videoBuffer;if(!r||!e)return NaN;return 1e3*Zr.bufferInfo(r,e.currentTime,this.config.maxBufferHole).len}createPlaylistLoader(){const{pLoader:t}=this.config,e=this.applyPlaylistData,r=t||this.config.loader;return class{constructor(t){this.loader=void 0,this.loader=new r(t)}get stats(){return this.loader.stats}get context(){return this.loader.context}destroy(){this.loader.destroy()}abort(){this.loader.abort()}load(t,r,i){e(t),this.loader.load(t,r,i)}}}createFragmentLoader(){const{fLoader:t}=this.config,e=this.applyFragmentData,r=t||this.config.loader;return class{constructor(t){this.loader=void 0,this.loader=new r(t)}get stats(){return this.loader.stats}get context(){return this.loader.context}destroy(){this.loader.destroy()}abort(){this.loader.abort()}load(t,r,i){e(t),this.loader.load(t,r,i)}}}},contentSteeringController:class{constructor(t){this.hls=void 0,this.log=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.log=k.log.bind(k,"[content-steering]:"),this.registerListeners()}registerListeners(){const t=this.hls;t.on(E.MANIFEST_LOADING,this.onManifestLoading,this),t.on(E.MANIFEST_LOADED,this.onManifestLoaded,this),t.on(E.MANIFEST_PARSED,this.onManifestParsed,this),t.on(E.ERROR,this.onError,this)}unregisterListeners(){const t=this.hls;t&&(t.off(E.MANIFEST_LOADING,this.onManifestLoading,this),t.off(E.MANIFEST_LOADED,this.onManifestLoaded,this),t.off(E.MANIFEST_PARSED,this.onManifestParsed,this),t.off(E.ERROR,this.onError,this))}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:r}=e;null!==r&&(this.pathwayId=r.pathwayId,this.uri=r.uri,this.started&&this.startLoad())}onManifestParsed(t,e){this.audioTracks=e.audioTracks,this.subtitleTracks=e.subtitleTracks}onError(t,e){const{errorAction:r}=e;if((null==r?void 0:r.action)===wr&&r.flags===Dr){const t=this.levels;let i=this.pathwayPriority,n=this.pathwayId;if(e.context){const{groupId:r,pathwayId:i,type:s}=e.context;r&&t?n=this.getPathwayForGroupId(r,s,n):i&&(n=i)}n in this.penalizedPathways||(this.penalizedPathways[n]=performance.now()),!i&&t&&(i=t.reduce(((t,e)=>(-1===t.indexOf(e.pathwayId)&&t.push(e.pathwayId),t)),[])),i&&i.length>1&&(this.updatePathwayPriority(i),r.resolved=this.pathwayId!==n),r.resolved||k.warn(`Could not resolve ${e.details} ("${e.error.message}") with content-steering for Pathway: ${n} levels: ${t?t.length:t} priorities: ${JSON.stringify(i)} penalized: ${JSON.stringify(this.penalizedPathways)}`)}}filterParsedLevels(t){this.levels=t;let e=this.getLevelsForPathway(this.pathwayId);if(0===e.length){const r=t[0].pathwayId;this.log(`No levels found in Pathway ${this.pathwayId}. Setting initial Pathway to "${r}"`),e=this.getLevelsForPathway(r),this.pathwayId=r}return e.length!==t.length&&this.log(`Found ${e.length}/${t.length} levels in Pathway "${this.pathwayId}"`),e}getLevelsForPathway(t){return null===this.levels?[]:this.levels.filter((e=>t===e.pathwayId))}updatePathwayPriority(t){let e;this.pathwayPriority=t;const r=this.penalizedPathways,i=performance.now();Object.keys(r).forEach((t=>{i-r[t]>3e5&&delete r[t]}));for(let i=0;i<t.length;i++){const n=t[i];if(n in r)continue;if(n===this.pathwayId)return;const s=this.hls.nextLoadLevel,a=this.hls.levels[s];if(e=this.getLevelsForPathway(n),e.length>0){this.log(`Setting Pathway to "${n}"`),this.pathwayId=n,gr(e),this.hls.trigger(E.LEVELS_UPDATED,{levels:e});const t=this.hls.levels[s];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 ${t.bitrate}`),this.hls.nextLoadLevel=s);break}}}getPathwayForGroupId(t,e,r){const i=this.getLevelsForPathway(r).concat(this.levels||[]);for(let r=0;r<i.length;r++)if(e===Ce&&i[r].hasAudioGroup(t)||e===Ie&&i[r].hasSubtitleGroup(t))return i[r].pathwayId;return r}clonePathways(t){const e=this.levels;if(!e)return;const r={},i={};t.forEach((t=>{const{ID:n,"BASE-ID":s,"URI-REPLACEMENT":a}=t;if(e.some((t=>t.pathwayId===n)))return;const o=this.getLevelsForPathway(s).map((t=>{const e=new D(t.attrs);e["PATHWAY-ID"]=n;const s=e.AUDIO&&`${e.AUDIO}_clone_${n}`,o=e.SUBTITLES&&`${e.SUBTITLES}_clone_${n}`;s&&(r[e.AUDIO]=s,e.AUDIO=s),o&&(i[e.SUBTITLES]=o,e.SUBTITLES=o);const l=va(t.uri,e["STABLE-VARIANT-ID"],"PER-VARIANT-URIS",a),u=new sr({attrs:e,audioCodec:t.audioCodec,bitrate:t.bitrate,height:t.height,name:t.name,url:l,videoCodec:t.videoCodec,width:t.width});if(t.audioGroups)for(let e=1;e<t.audioGroups.length;e++)u.addGroupId("audio",`${t.audioGroups[e]}_clone_${n}`);if(t.subtitleGroups)for(let e=1;e<t.subtitleGroups.length;e++)u.addGroupId("text",`${t.subtitleGroups[e]}_clone_${n}`);return u}));e.push(...o),pa(this.audioTracks,r,a,n),pa(this.subtitleTracks,i,a,n)}))}loadSteeringManifest(t){const e=this.hls.config,r=e.loader;let i;this.loader&&this.loader.destroy(),this.loader=new r(e);try{i=new self.URL(t)}catch(e){return this.enabled=!1,void this.log(`Failed to parse Steering Manifest URI: ${t}`)}if("data:"!==i.protocol){const t=0|(this.hls.bandwidthEstimate||e.abrEwmaDefaultEstimate);i.searchParams.set("_HLS_pathway",this.pathwayId),i.searchParams.set("_HLS_throughput",""+t)}const n={responseType:"json",url:i.href},s=e.steeringManifestLoadPolicy.default,a=s.errorRetry||s.timeoutRetry||{},o={loadPolicy:s,timeout:s.maxLoadTimeMs,maxRetry:a.maxNumRetry||0,retryDelay:a.retryDelayMs||0,maxRetryDelay:a.maxRetryDelayMs||0},l={onSuccess:(t,e,r,n)=>{this.log(`Loaded steering manifest: "${i}"`);const s=t.data;if(1!==s.VERSION)return void this.log(`Steering VERSION ${s.VERSION} not supported!`);this.updated=performance.now(),this.timeToLoad=s.TTL;const{"RELOAD-URI":a,"PATHWAY-CLONES":o,"PATHWAY-PRIORITY":l}=s;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||r.url),o&&this.clonePathways(o);const u={steeringManifest:s,url:i.toString()};this.hls.trigger(E.STEERING_MANIFEST_LOADED,u),l&&this.updatePathwayPriority(l)},onError:(t,e,r,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 n=1e3*this.timeToLoad;if(429!==t.code)this.scheduleRefresh(this.uri||e.url,n);else{const t=this.loader;if("function"==typeof(null==t?void 0:t.getResponseHeader)){const e=t.getResponseHeader("Retry-After");e&&(n=1e3*parseFloat(e))}this.log(`Steering manifest ${e.url} rate limited`)}},onTimeout:(t,e,r)=>{this.log(`Timeout loading steering manifest (${e.url})`),this.scheduleRefresh(this.uri||e.url)}};this.log(`Requesting steering manifest: ${i}`),this.loader.load(n,o,l)}scheduleRefresh(t,e=1e3*this.timeToLoad){this.clearTimeout(),this.reloadTimer=self.setTimeout((()=>{var e;const r=null==(e=this.hls)?void 0:e.media;!r||r.ended?this.scheduleRefresh(t,1e3*this.timeToLoad):this.loadSteeringManifest(t)}),e)}}});function Ra(t){return t&&"object"==typeof t?Array.isArray(t)?t.map(Ra):Object.keys(t).reduce(((e,r)=>(e[r]=Ra(t[r]),e)),{}):t}function _a(t){const e=t.loader;if(e!==ba&&e!==Ea)k.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=ba,t.progressive=!0,t.enableSoftwareAES=!0,k.log("[config]: Progressive streaming enabled, using FetchLoader"))}}let Da;class Ca extends Ir{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(E.MANIFEST_LOADING,this.onManifestLoading,this),t.on(E.MANIFEST_LOADED,this.onManifestLoaded,this),t.on(E.LEVEL_LOADED,this.onLevelLoaded,this),t.on(E.LEVELS_UPDATED,this.onLevelsUpdated,this),t.on(E.FRAG_BUFFERED,this.onFragBuffered,this),t.on(E.ERROR,this.onError,this)}_unregisterListeners(){const{hls:t}=this;t.off(E.MANIFEST_LOADING,this.onManifestLoading,this),t.off(E.MANIFEST_LOADED,this.onManifestLoaded,this),t.off(E.LEVEL_LOADED,this.onLevelLoaded,this),t.off(E.LEVELS_UPDATED,this.onLevelsUpdated,this),t.off(E.FRAG_BUFFERED,this.onFragBuffered,this),t.off(E.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 r=this.hls.config.preferManagedMediaSource,i=[],n={},s={};let a=!1,o=!1,l=!1;e.levels.forEach((t=>{var e,u;const c=t.attrs;let{audioCodec:h,videoCodec:d}=t;-1!==(null==(e=h)?void 0:e.indexOf("mp4a.40.34"))&&(Da||(Da=/chrome|firefox/i.test(navigator.userAgent)),Da&&(t.audioCodec=h=void 0)),h&&(t.audioCodec=h=fe(h,r)),0===(null==(u=d)?void 0:u.indexOf("avc1"))&&(d=t.videoCodec=function(t){const e=t.split(",");for(let t=0;t<e.length;t++){const r=e[t].split(".");if(r.length>2){let i=r.shift()+".";i+=parseInt(r.shift()).toString(16),i+=("000"+parseInt(r.shift()).toString(16)).slice(-4),e[t]=i}}return e.join(",")}(d));const{width:f,height:g,unknownCodecs:m}=t;if(a||(a=!(!f||!g)),o||(o=!!d),l||(l=!!h),null!=m&&m.length||h&&!ae(h,"audio",r)||d&&!ae(d,"video",r))return;const{CODECS:p,"FRAME-RATE":v,"HDCP-LEVEL":y,"PATHWAY-ID":E,RESOLUTION:T,"VIDEO-RANGE":b}=c,S=`${`${E||"."}-`}${t.bitrate}-${T}-${v}-${p}-${b}-${y}`;if(n[S])if(n[S].uri===t.url||t.attrs["PATHWAY-ID"])n[S].addGroupId("audio",c.AUDIO),n[S].addGroupId("text",c.SUBTITLES);else{const e=s[S]+=1;t.attrs["PATHWAY-ID"]=new Array(e+1).join(".");const r=new sr(t);n[S]=r,i.push(r)}else{const e=new sr(t);n[S]=e,s[S]=1,i.push(e)}})),this.filterAndSortMediaOptions(i,e,a,o,l)}filterAndSortMediaOptions(t,e,r,i,n){let s=[],a=[],o=t;if((r||i)&&n&&(o=o.filter((({videoCodec:t,videoRange:e,width:r,height:i})=>{return(!!t||!(!r||!i))&&(!!(n=e)&&Ze.indexOf(n)>-1);var n}))),0===o.length)return void Promise.resolve().then((()=>{if(this.hls){e.levels.length&&this.warn(`One or more CODECS in variant not supported: ${JSON.stringify(e.levels[0].attrs)}`);const t=new Error("no level with compatible codecs found in manifest");this.hls.trigger(E.ERROR,{type:T.MEDIA_ERROR,details:b.MANIFEST_INCOMPATIBLE_CODECS_ERROR,fatal:!0,url:e.url,error:t,reason:t.message})}}));if(e.audioTracks){const{preferManagedMediaSource:t}=this.hls.config;s=e.audioTracks.filter((e=>!e.audioCodec||ae(e.audioCodec,"audio",t))),Ia(s)}e.subtitles&&(a=e.subtitles,Ia(a));const l=o.slice(0);o.sort(((t,e)=>{if(t.attrs["HDCP-LEVEL"]!==e.attrs["HDCP-LEVEL"])return(t.attrs["HDCP-LEVEL"]||"")>(e.attrs["HDCP-LEVEL"]||"")?1:-1;if(r&&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 Ze.indexOf(t.videoRange)-Ze.indexOf(e.videoRange);if(t.videoCodec!==e.videoCodec){const r=ue(t.videoCodec),i=ue(e.videoCodec);if(r!==i)return i-r}if(t.uri===e.uri&&t.codecSet!==e.codecSet){const r=ce(t.codecSet),i=ce(e.codecSet);if(r!==i)return i-r}return t.averageBitrate!==e.averageBitrate?t.averageBitrate-e.averageBitrate:0}));let u=l[0];if(this.steering&&(o=this.steering.filterParsedLevels(o),o.length!==l.length))for(let t=0;t<l.length;t++)if(l[t].pathwayId===o[0].pathwayId){u=l[t];break}this._levels=o;for(let t=0;t<o.length;t++)if(o[t]===u){var c;this._firstLevel=t;const e=u.bitrate,r=this.hls.bandwidthEstimate;if(this.log(`manifest loaded, ${o.length} level(s) found, first bitrate: ${e}`),void 0===(null==(c=this.hls.userConfig)?void 0:c.abrEwmaDefaultEstimate)){const t=Math.min(e,this.hls.config.abrEwmaDefaultEstimateMax);t>r&&r===ka.abrEwmaDefaultEstimate&&(this.hls.bandwidthEstimate=t)}break}const h=n&&!i,d={levels:o,audioTracks:s,subtitleTracks:a,sessionData:e.sessionData,sessionKeys:e.sessionKeys,firstLevel:this._firstLevel,stats:e.stats,audio:n,video:i,altAudio:!h&&s.some((t=>!!t.url))};this.hls.trigger(E.MANIFEST_PARSED,d),(this.hls.config.autoStartLoad||this.hls.forceStartLoad)&&this.hls.startLoad(this.hls.config.startPosition)}get levels(){return 0===this._levels.length?null:this._levels}get level(){return this.currentLevelIndex}set level(t){const e=this._levels;if(0===e.length)return;if(t<0||t>=e.length){const r=new Error("invalid level idx"),i=t<0;if(this.hls.trigger(E.ERROR,{type:T.OTHER_ERROR,details:b.LEVEL_SWITCH_ERROR,level:t,fatal:i,error:r,reason:r.message}),i)return;t=Math.min(t,e.length-1)}const r=this.currentLevelIndex,i=this.currentLevel,n=i?i.attrs["PATHWAY-ID"]:void 0,s=e[t],a=s.attrs["PATHWAY-ID"];if(this.currentLevelIndex=t,this.currentLevel=s,r===t&&s.details&&i&&n===a)return;this.log(`Switching to level ${t} (${s.height?s.height+"p ":""}${s.videoRange?s.videoRange+" ":""}${s.codecSet?s.codecSet+" ":""}@${s.bitrate})${a?" with Pathway "+a:""} from level ${r}${n?" with Pathway "+n:""}`);const o={level:t,attrs:s.attrs,details:s.details,bitrate:s.bitrate,averageBitrate:s.averageBitrate,maxBitrate:s.maxBitrate,realBitrate:s.realBitrate,width:s.width,height:s.height,codecSet:s.codecSet,audioCodec:s.audioCodec,videoCodec:s.videoCodec,audioGroups:s.audioGroups,subtitleGroups:s.subtitleGroups,loaded:s.loaded,loadError:s.loadError,fragmentError:s.fragmentError,name:s.name,id:s.id,uri:s.uri,url:s.url,urlId:0,audioGroupIds:s.audioGroupIds,textGroupIds:s.textGroupIds};this.hls.trigger(E.LEVEL_SWITCHING,o);const l=s.details;if(!l||l.live){const t=this.switchParams(s.uri,null==i?void 0:i.details,l);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}onError(t,e){!e.fatal&&e.context&&e.context.type===De&&e.context.level===this.level&&this.checkRetry(e)}onFragBuffered(t,{frag:e}){if(void 0!==e&&e.type===Pe){const t=e.elementaryStreams;if(!Object.keys(t).some((e=>!!t[e])))return;const r=this._levels[e.level];null!=r&&r.loadError&&(this.log(`Resetting level error count of ${r.loadError} on frag buffered`),r.loadError=0)}}onLevelLoaded(t,e){var r;const{level:i,details:n}=e,s=this._levels[i];var a;if(!s)return this.warn(`Invalid level index ${i}`),void(null!=(a=e.deliveryDirectives)&&a.skip&&(n.deltaUpdateFailed=!0));i===this.currentLevelIndex?(0===s.fragmentError&&(s.loadError=0),this.playlistLoaded(i,e,s.details)):null!=(r=e.deliveryDirectives)&&r.skip&&(n.deltaUpdateFailed=!0)}loadPlaylist(t){super.loadPlaylist();const e=this.currentLevelIndex,r=this.currentLevel;if(r&&this.shouldLoadPlaylist(r)){let i=r.uri;if(t)try{i=t.addDirectives(i)}catch(t){this.warn(`Could not construct new URL with HLS Delivery Directives: ${t}`)}const n=r.attrs["PATHWAY-ID"];this.log(`Loading level index ${e}${void 0!==(null==t?void 0:t.msn)?" at sn "+t.msn+" part "+t.part:""} with${n?" Pathway "+n:""} ${i}`),this.clearTimer(),this.hls.trigger(E.LEVEL_LOADING,{url:i,level:e,pathwayId:r.attrs["PATHWAY-ID"],id:0,deliveryDirectives:t||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;const r=this._levels.filter(((e,r)=>r!==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)));gr(r),this._levels=r,this.currentLevelIndex>-1&&null!=(e=this.currentLevel)&&e.details&&(this.currentLevelIndex=this.currentLevel.details.fragments[0].level),this.hls.trigger(E.LEVELS_UPDATED,{levels:r})}onLevelsUpdated(t,{levels:e}){this._levels=e}checkMaxAutoUpdated(){const{autoLevelCapping:t,maxAutoLevel:e,maxHdcpLevel:r}=this.hls;this._maxAutoLevel!==e&&(this._maxAutoLevel=e,this.hls.trigger(E.MAX_AUTO_LEVEL_UPDATED,{autoLevelCapping:t,levels:this.levels,maxAutoLevel:e,minAutoLevel:this.hls.minAutoLevel,maxHdcpLevel:r}))}}function Ia(t){const e={};t.forEach((t=>{const r=t.groupId||"";t.id=e[r]=e[r]||0,e[r]++}))}class Pa{constructor(t){this.config=void 0,this.keyUriToKeyInfo={},this.emeController=null,this.config=t}abort(t){for(const r in this.keyUriToKeyInfo){const i=this.keyUriToKeyInfo[r].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.keyUriToKeyInfo){const e=this.keyUriToKeyInfo[t];(e.mediaKeySessionContext||e.decryptdata.isCommonEncryption)&&delete this.keyUriToKeyInfo[t]}}destroy(){this.detach();for(const t in this.keyUriToKeyInfo){const e=this.keyUriToKeyInfo[t].loader;e&&e.destroy()}this.keyUriToKeyInfo={}}createKeyLoadError(t,e=b.KEY_LOAD_ERROR,r,i,n){return new ci({type:T.NETWORK_ERROR,details:e,fatal:!1,frag:t,response:n,error:r,networkDetails:i})}loadClear(t,e){if(this.emeController&&this.config.emeEnabled){const{sn:r,cc:i}=t;for(let t=0;t<e.length;t++){const n=e[t];if(i<=n.cc&&("initSegment"===r||"initSegment"===n.sn||r<n.sn)){this.emeController.selectKeySystemFormat(n).then((t=>{n.setKeyFormat(t)}));break}}}}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 r,i;e&&t.setKeyFormat(e);const n=t.decryptdata;if(!n){const r=new Error(e?`Expected frag.decryptdata to be defined after setting format ${e}`:"Missing decryption data on fragment in onKeyLoading");return Promise.reject(this.createKeyLoadError(t,b.KEY_LOAD_ERROR,r))}const s=n.uri;if(!s)return Promise.reject(this.createKeyLoadError(t,b.KEY_LOAD_ERROR,new Error(`Invalid key URI: "${s}"`)));let a=this.keyUriToKeyInfo[s];if(null!=(r=a)&&r.decryptdata.key)return n.key=a.decryptdata.key,Promise.resolve({frag:t,keyInfo:a});var o;if(null!=(i=a)&&i.keyLoadPromise)switch(null==(o=a.mediaKeySessionContext)?void 0:o.keyStatus){case void 0:case"status-pending":case"usable":case"usable-in-future":return a.keyLoadPromise.then((e=>(n.key=e.keyInfo.decryptdata.key,{frag:t,keyInfo:a})))}switch(a=this.keyUriToKeyInfo[s]={decryptdata:n,keyLoadPromise:null,loader:null,mediaKeySessionContext:null},n.method){case"ISO-23001-7":case"SAMPLE-AES":case"SAMPLE-AES-CENC":case"SAMPLE-AES-CTR":return"identity"===n.keyFormat?this.loadKeyHTTP(a,t):this.loadKeyEME(a,t);case"AES-128":return this.loadKeyHTTP(a,t);default:return Promise.reject(this.createKeyLoadError(t,b.KEY_LOAD_ERROR,new Error(`Key supplied with unsupported METHOD: "${n.method}"`)))}}loadKeyEME(t,e){const r={frag:e,keyInfo:t};if(this.emeController&&this.config.emeEnabled){const e=this.emeController.loadKey(r);if(e)return(t.keyLoadPromise=e.then((e=>(t.mediaKeySessionContext=e,r)))).catch((e=>{throw t.keyLoadPromise=null,e}))}return Promise.resolve(r)}loadKeyHTTP(t,e){const r=this.config,i=new(0,r.loader)(r);return e.keyLoader=t.loader=i,t.keyLoadPromise=new Promise(((n,s)=>{const a={keyInfo:t,frag:e,responseType:"arraybuffer",url:t.decryptdata.uri},o=r.keyLoadPolicy.default,l={loadPolicy:o,timeout:o.maxLoadTimeMs,maxRetry:0,retryDelay:0,maxRetryDelay:0},u={onSuccess:(t,e,r,i)=>{const{frag:a,keyInfo:o,url:l}=r;if(!a.decryptdata||o!==this.keyUriToKeyInfo[l])return s(this.createKeyLoadError(a,b.KEY_LOAD_ERROR,new Error("after key load, decryptdata unset or changed"),i));o.decryptdata.key=a.decryptdata.key=new Uint8Array(t.data),a.keyLoader=null,o.loader=null,n({frag:a,keyInfo:o})},onError:(t,r,i,n)=>{this.resetLoader(r),s(this.createKeyLoadError(e,b.KEY_LOAD_ERROR,new Error(`HTTP Error ${t.code} loading key ${t.text}`),i,d({url:a.url,data:void 0},t)))},onTimeout:(t,r,i)=>{this.resetLoader(r),s(this.createKeyLoadError(e,b.KEY_LOAD_TIMEOUT,new Error("key loading timed out"),i))},onAbort:(t,r,i)=>{this.resetLoader(r),s(this.createKeyLoadError(e,b.INTERNAL_ABORTED,new Error("key loading aborted"),i))}};i.load(a,l,u)}))}resetLoader(t){const{frag:e,keyInfo:r,url:i}=t,n=r.loader;e.keyLoader===n&&(e.keyLoader=null,r.loader=null),delete this.keyUriToKeyInfo[i],n&&n.destroy()}}function xa(){return self.SourceBuffer||self.WebKitSourceBuffer}function Oa(){if(!ne())return!1;const t=xa();return!t||t.prototype&&"function"==typeof t.prototype.appendBuffer&&"function"==typeof t.prototype.remove}class Ma{constructor(t,e,r,i){this.config=void 0,this.media=null,this.fragmentTracker=void 0,this.hls=void 0,this.nudgeRetry=0,this.stallReported=!1,this.stalled=null,this.moved=!1,this.seeking=!1,this.config=t,this.media=e,this.fragmentTracker=r,this.hls=i}destroy(){this.media=null,this.hls=this.fragmentTracker=null}poll(t,e){const{config:r,media:i,stalled:n}=this;if(null===i)return;const{currentTime:s,seeking:a}=i,o=this.seeking&&!a,l=!this.seeking&&a;if(this.seeking=a,s!==t){if(this.moved=!0,a||(this.nudgeRetry=0),null!==n){if(this.stallReported){const t=self.performance.now()-n;k.warn(`playback not stuck anymore @${s}, after ${Math.round(t)}ms`),this.stallReported=!1}this.stalled=null}return}if(l||o)return void(this.stalled=null);if(i.paused&&!a||i.ended||0===i.playbackRate||!Zr.getBuffered(i).length)return void(this.nudgeRetry=0);const u=Zr.bufferInfo(i,s,0),c=u.nextStart||0;if(a){const t=u.len>2,r=!c||e&&e.start<=s||c-s>2&&!this.fragmentTracker.getPartialFragment(s);if(t||r)return;this.moved=!1}if(!this.moved&&null!==this.stalled){var h;if(!(u.len>0)&&!c)return;const t=Math.max(c,u.start||0)-s,e=this.hls.levels?this.hls.levels[this.hls.currentLevel]:null,r=(null==e||null==(h=e.details)?void 0:h.live)?2*e.details.targetduration:2,n=this.fragmentTracker.getPartialFragment(s);if(t>0&&(t<=r||n))return void(i.paused||this._trySkipBufferHole(n))}const d=self.performance.now();if(null===n)return void(this.stalled=d);const f=d-n;if(!a&&f>=250&&(this._reportStall(u),!this.media))return;const g=Zr.bufferInfo(i,s,r.maxBufferHole);this._tryFixBufferStall(g,f)}_tryFixBufferStall(t,e){const{config:r,fragmentTracker:i,media:n}=this;if(null===n)return;const s=n.currentTime,a=i.getPartialFragment(s);if(a){if(this._trySkipBufferHole(a)||!this.media)return}(t.len>r.maxBufferHole||t.nextStart&&t.nextStart-s<r.maxBufferHole)&&e>1e3*r.highBufferWatchdogPeriod&&(k.warn("Trying to nudge playhead over buffer-hole"),this.stalled=null,this._tryNudgeBuffer())}_reportStall(t){const{hls:e,media:r,stallReported:i}=this;if(!i&&r){this.stallReported=!0;const i=new Error(`Playback stalling at @${r.currentTime} due to low buffer (${JSON.stringify(t)})`);k.warn(i.message),e.trigger(E.ERROR,{type:T.MEDIA_ERROR,details:b.BUFFER_STALLED_ERROR,fatal:!1,error:i,buffer:t.len})}}_trySkipBufferHole(t){const{config:e,hls:r,media:i}=this;if(null===i)return 0;const n=i.currentTime,s=Zr.bufferInfo(i,n,0),a=n<s.start?s.start:s.nextStart;if(a){const o=s.len<=e.maxBufferHole,l=s.len>0&&s.len<1&&i.readyState<3,u=a-n;if(u>0&&(o||l)){if(u>e.maxBufferHole){const{fragmentTracker:e}=this;let r=!1;if(0===n){const t=e.getAppendedFrag(0,Pe);t&&a<t.end&&(r=!0)}if(!r){const r=t||e.getAppendedFrag(n,Pe);if(r){let t=!1,i=r.end;for(;i<a;){const r=e.getPartialFragment(i);if(!r){t=!0;break}i+=r.duration}if(t)return 0}}}const s=Math.max(a+.05,n+.1);if(k.warn(`skipping hole, adjusting currentTime from ${n} to ${s}`),this.moved=!0,this.stalled=null,i.currentTime=s,t&&!t.gap){const e=new Error(`fragment loaded with buffer holes, seeking from ${n} to ${s}`);r.trigger(E.ERROR,{type:T.MEDIA_ERROR,details:b.BUFFER_SEEK_OVER_HOLE,fatal:!1,error:e,reason:e.message,frag:t})}return s}}return 0}_tryNudgeBuffer(){const{config:t,hls:e,media:r,nudgeRetry:i}=this;if(null===r)return;const n=r.currentTime;if(this.nudgeRetry++,i<t.nudgeMaxRetry){const s=n+(i+1)*t.nudgeOffset,a=new Error(`Nudging 'currentTime' from ${n} to ${s}`);k.warn(a.message),r.currentTime=s,e.trigger(E.ERROR,{type:T.MEDIA_ERROR,details:b.BUFFER_NUDGE_ON_STALL,error:a,fatal:!1})}else{const r=new Error(`Playhead still not moving while enough data buffered @${n} after ${t.nudgeMaxRetry} nudges`);k.error(r.message),e.trigger(E.ERROR,{type:T.MEDIA_ERROR,details:b.BUFFER_STALLED_ERROR,error:r,fatal:!0})}}}class Fa extends _i{constructor(t,e,r){super(t,e,r,"[stream-controller]",Pe),this.audioCodecSwap=!1,this.gapController=null,this.level=-1,this._forceStartLoad=!1,this.altAudio=!1,this.audioOnly=!1,this.fragPlaying=null,this.onvplaying=null,this.onvseeked=null,this.fragLastKbps=0,this.couldBacktrack=!1,this.backtrackFragment=null,this.audioCodecSwitch=!1,this.videoBuffer=null,this._registerListeners()}_registerListeners(){const{hls:t}=this;t.on(E.MEDIA_ATTACHED,this.onMediaAttached,this),t.on(E.MEDIA_DETACHING,this.onMediaDetaching,this),t.on(E.MANIFEST_LOADING,this.onManifestLoading,this),t.on(E.MANIFEST_PARSED,this.onManifestParsed,this),t.on(E.LEVEL_LOADING,this.onLevelLoading,this),t.on(E.LEVEL_LOADED,this.onLevelLoaded,this),t.on(E.FRAG_LOAD_EMERGENCY_ABORTED,this.onFragLoadEmergencyAborted,this),t.on(E.ERROR,this.onError,this),t.on(E.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),t.on(E.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),t.on(E.BUFFER_CREATED,this.onBufferCreated,this),t.on(E.BUFFER_FLUSHED,this.onBufferFlushed,this),t.on(E.LEVELS_UPDATED,this.onLevelsUpdated,this),t.on(E.FRAG_BUFFERED,this.onFragBuffered,this)}_unregisterListeners(){const{hls:t}=this;t.off(E.MEDIA_ATTACHED,this.onMediaAttached,this),t.off(E.MEDIA_DETACHING,this.onMediaDetaching,this),t.off(E.MANIFEST_LOADING,this.onManifestLoading,this),t.off(E.MANIFEST_PARSED,this.onManifestParsed,this),t.off(E.LEVEL_LOADED,this.onLevelLoaded,this),t.off(E.FRAG_LOAD_EMERGENCY_ABORTED,this.onFragLoadEmergencyAborted,this),t.off(E.ERROR,this.onError,this),t.off(E.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),t.off(E.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),t.off(E.BUFFER_CREATED,this.onBufferCreated,this),t.off(E.BUFFER_FLUSHED,this.onBufferFlushed,this),t.off(E.LEVELS_UPDATED,this.onLevelsUpdated,this),t.off(E.FRAG_BUFFERED,this.onFragBuffered,this)}onHandlerDestroying(){this._unregisterListeners(),super.onHandlerDestroying()}startLoad(t){if(this.levels){const{lastCurrentTime:e,hls:r}=this;if(this.stopLoad(),this.setInterval(100),this.level=-1,!this.startFragRequested){let t=r.startLevel;-1===t&&(r.config.testBandwidth&&this.levels.length>1?(t=0,this.bitrateTest=!0):t=r.firstAutoLevel),r.nextLoadLevel=t,this.level=r.loadLevel,this.loadedmetadata=!1}e>0&&-1===t&&(this.log(`Override startPosition with lastCurrentTime @${e.toFixed(3)}`),t=e),this.state=vi,this.nextLoadPosition=this.startPosition=this.lastCurrentTime=t,this.tick()}else this._forceStartLoad=!0,this.state=pi}stopLoad(){this._forceStartLoad=!1,super.stopLoad()}doTick(){switch(this.state){case Ri:{const{levels:t,level:e}=this,r=null==t?void 0:t[e],i=null==r?void 0:r.details;if(i&&(!i.live||this.levelLastLoaded===r)){if(this.waitForCdnTuneIn(i))break;this.state=vi;break}if(this.hls.nextLoadLevel!==this.level){this.state=vi;break}break}case Ti:{var t;const e=self.performance.now(),r=this.retryDate;if(!r||e>=r||null!=(t=this.media)&&t.seeking){const{levels:t,level:e}=this,r=null==t?void 0:t[e];this.resetStartWhenNotLoaded(r||null),this.state=vi}}}this.state===vi&&this.doTickIdle(),this.onTickEnd()}onTickEnd(){super.onTickEnd(),this.checkBuffer(),this.checkFragmentChanged()}doTickIdle(){const{hls:t,levelLastLoaded:e,levels:r,media:i}=this;if(null===e||!i&&(this.startFragRequested||!t.config.startFragPrefetch))return;if(this.altAudio&&this.audioOnly)return;const n=this.buffering?t.nextLoadLevel:t.loadLevel;if(null==r||!r[n])return;const s=r[n],a=this.getMainFwdBufferInfo();if(null===a)return;const o=this.getLevelDetails();if(o&&this._streamEnded(a,o)){const t={};return this.altAudio&&(t.type="video"),this.hls.trigger(E.BUFFER_EOS,t),void(this.state=Ai)}if(!this.buffering)return;t.loadLevel!==n&&-1===t.manualLevel&&this.log(`Adapting to level ${n} from level ${this.level}`),this.level=t.nextLoadLevel=n;const l=s.details;if(!l||this.state===Ri||l.live&&this.levelLastLoaded!==s)return this.level=n,void(this.state=Ri);const u=a.len,c=this.getMaxBufferLength(s.maxBitrate);if(u>=c)return;this.backtrackFragment&&this.backtrackFragment.start>a.end&&(this.backtrackFragment=null);const h=this.backtrackFragment?this.backtrackFragment.start:a.end;let d=this.getNextFragment(h,l);if(this.couldBacktrack&&!this.fragPrevious&&d&&"initSegment"!==d.sn&&this.fragmentTracker.getState(d)!==qr){var f;const t=(null!=(f=this.backtrackFragment)?f:d).sn-l.startSN,e=l.fragments[t-1];e&&d.cc===e.cc&&(d=e,this.fragmentTracker.removeFragment(e))}else this.backtrackFragment&&a.len&&(this.backtrackFragment=null);if(d&&this.isLoopLoading(d,h)){if(!d.gap){const t=this.audioOnly&&!this.altAudio?x:O,e=(t===O?this.videoBuffer:this.mediaBuffer)||this.media;e&&this.afterBufferFlushed(e,t,Pe)}d=this.getNextFragmentLoopLoading(d,l,a,Pe,c)}d&&(!d.initSegment||d.initSegment.data||this.bitrateTest||(d=d.initSegment),this.loadFragment(d,s,h))}loadFragment(t,e,r){const i=this.fragmentTracker.getState(t);this.fragCurrent=t,i===jr||i===Yr?"initSegment"===t.sn?this._loadInitSegment(t,e):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)):(this.startFragRequested=!0,super.loadFragment(t,e,r)):this.clearTrackerIfNeeded(t)}getBufferedFrag(t){return this.fragmentTracker.getBufferedFrag(t,Pe)}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 r;const i=this.getAppendedFrag(e.currentTime);i&&i.start>1&&this.flushMainBuffer(0,i.start-1);const n=this.getLevelDetails();if(null!=n&&n.live){const t=this.getMainFwdBufferInfo();if(!t||t.len<2*n.targetduration)return}if(!e.paused&&t){const e=t[this.hls.nextLoadLevel],i=this.fragLastKbps;r=i&&this.fragCurrent?this.fragCurrent.duration*e.maxBitrate/(1e3*i)+1:0}else r=0;const s=this.getBufferedFrag(e.currentTime+r);if(s){const t=this.followingBufferedFrag(s);if(t){this.abortCurrentFrag();const e=t.maxStartPTS?t.maxStartPTS:t.start,r=t.duration,i=Math.max(s.end,e+Math.min(Math.max(r-this.config.maxFragLookUpTolerance,r*(this.couldBacktrack?.5:.125)),r*(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 yi:case Ei:case Ti:case Si:case Li:this.state=vi}this.nextLoadPosition=this.getLoadPosition()}flushMainBuffer(t,e){super.flushMainBuffer(t,e,this.altAudio?"video":null)}onMediaAttached(t,e){super.onMediaAttached(t,e);const r=e.media;this.onvplaying=this.onMediaPlaying.bind(this),this.onvseeked=this.onMediaSeeked.bind(this),r.addEventListener("playing",this.onvplaying),r.addEventListener("seeked",this.onvseeked),this.gapController=new Ma(this.config,r,this.fragmentTracker,this.hls)}onMediaDetaching(){const{media:t}=this;t&&this.onvplaying&&this.onvseeked&&(t.removeEventListener("playing",this.onvplaying),t.removeEventListener("seeked",this.onvseeked),this.onvplaying=this.onvseeked=null,this.videoBuffer=null),this.fragPlaying=null,this.gapController&&(this.gapController.destroy(),this.gapController=null),super.onMediaDetaching()}onMediaPlaying(){this.tick()}onMediaSeeked(){const t=this.media,e=t?t.currentTime:null;p(e)&&this.log(`Media seeked to ${e.toFixed(3)}`);const r=this.getMainFwdBufferInfo();null!==r&&0!==r.len?this.tick():this.warn(`Main forward buffer length on "seeked" event ${r?r.len:"empty"})`)}onManifestLoading(){this.log("Trigger BUFFER_RESET"),this.hls.trigger(E.BUFFER_RESET,void 0),this.fragmentTracker.removeAllFragments(),this.couldBacktrack=!1,this.startPosition=this.lastCurrentTime=this.fragLastKbps=0,this.levels=this.fragPlaying=this.backtrackFragment=this.levelLastLoaded=null,this.altAudio=this.audioOnly=this.startFragRequested=!1}onManifestParsed(t,e){let r=!1,i=!1;e.levels.forEach((t=>{const e=t.audioCodec;e&&(r=r||-1!==e.indexOf("mp4a.40.2"),i=i||-1!==e.indexOf("mp4a.40.5"))})),this.audioCodecSwitch=r&&i&&!function(){var t;const e=xa();return"function"==typeof(null==e||null==(t=e.prototype)?void 0:t.changeType)}(),this.audioCodecSwitch&&this.log("Both AAC/HE-AAC audio found in levels; declaring level codec as HE-AAC"),this.levels=e.levels,this.startFragRequested=!1}onLevelLoading(t,e){const{levels:r}=this;if(!r||this.state!==vi)return;const i=r[e.level];(!i.details||i.details.live&&this.levelLastLoaded!==i||this.waitForCdnTuneIn(i.details))&&(this.state=Ri)}onLevelLoaded(t,e){var r;const{levels:i}=this,n=e.level,s=e.details,a=s.totalduration;if(!i)return void this.warn(`Levels were reset while loading level ${n}`);this.log(`Level ${n} loaded [${s.startSN},${s.endSN}]${s.lastPartSn?`[part-${s.lastPartSn}-${s.lastPartIndex}]`:""}, cc [${s.startCC}, ${s.endCC}] duration:${a}`);const o=i[n],l=this.fragCurrent;!l||this.state!==Ei&&this.state!==Ti||l.level!==e.level&&l.loader&&this.abortCurrentFrag();let u=0;if(s.live||null!=(r=o.details)&&r.live){var c;if(this.checkLiveUpdate(s),s.deltaUpdateFailed)return;u=this.alignPlaylists(s,o.details,null==(c=this.levelLastLoaded)?void 0:c.details)}if(o.details=s,this.levelLastLoaded=o,this.hls.trigger(E.LEVEL_UPDATED,{details:s,level:n}),this.state===Ri){if(this.waitForCdnTuneIn(s))return;this.state=vi}this.startFragRequested?s.live&&this.synchronizeToLiveEdge(s):this.setStartPosition(s,u),this.tick()}_handleFragmentLoadProgress(t){var e;const{frag:r,part:i,payload:n}=t,{levels:s}=this;if(!s)return void this.warn(`Levels were reset while fragment load was in progress. Fragment ${r.sn} of level ${r.level} will not be buffered`);const a=s[r.level],o=a.details;if(!o)return this.warn(`Dropping fragment ${r.sn} of level ${r.level} after level details were reset`),void this.fragmentTracker.removeFragment(r);const l=a.videoCodec,u=o.PTSKnown||!o.live,c=null==(e=r.initSegment)?void 0:e.data,h=this._getAudioCodec(a),d=this.transmuxer=this.transmuxer||new Fn(this.hls,Pe,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)),f=i?i.index:-1,g=-1!==f,m=new ti(r.level,r.sn,r.stats.chunkCount,n.byteLength,f,g),p=this.initPTS[r.cc];d.push(n,c,h,l,r,i,o.totalduration,u,m,p)}onAudioTrackSwitching(t,e){const r=this.altAudio;if(!!!e.url){if(this.mediaBuffer!==this.media){this.log("Switching on main audio, use media.buffered to schedule main fragment loading"),this.mediaBuffer=this.media;const t=this.fragCurrent;t&&(this.log("Switching to main audio track, cancel main fragment load"),t.abortRequests(),this.fragmentTracker.removeFragment(t)),this.resetTransmuxer(),this.resetLoadingState()}else this.audioOnly&&this.resetTransmuxer();const t=this.hls;r&&(t.trigger(E.BUFFER_FLUSHING,{startOffset:0,endOffset:Number.POSITIVE_INFINITY,type:null}),this.fragmentTracker.removeAllFragments()),t.trigger(E.AUDIO_TRACK_SWITCHED,e)}}onAudioTrackSwitched(t,e){const r=e.id,i=!!this.hls.audioTracks[r].url;if(i){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=i,this.tick()}onBufferCreated(t,e){const r=e.tracks;let i,n,s=!1;for(const t in r){const e=r[t];if("main"===e.id){if(n=t,i=e,"video"===t){const e=r[t];e&&(this.videoBuffer=e.buffer)}}else s=!0}s&&i?(this.log(`Alternate track found, use ${n}.buffered to schedule main fragment loading`),this.mediaBuffer=i.buffer):this.mediaBuffer=this.media}onFragBuffered(t,e){const{frag:r,part:i}=e;if(r&&r.type!==Pe)return;if(this.fragContextChanged(r))return this.warn(`Fragment ${r.sn}${i?" p: "+i.index:""} of level ${r.level} finished buffering, but was aborted. state: ${this.state}`),void(this.state===Li&&(this.state=vi));const n=i?i.stats:r.stats;this.fragLastKbps=Math.round(8*n.total/(n.buffering.end-n.loading.first)),"initSegment"!==r.sn&&(this.fragPrevious=r),this.fragBufferedComplete(r,i)}onError(t,e){var r;if(e.fatal)this.state=wi;else switch(e.details){case b.FRAG_GAP:case b.FRAG_PARSING_ERROR:case b.FRAG_DECRYPT_ERROR:case b.FRAG_LOAD_ERROR:case b.FRAG_LOAD_TIMEOUT:case b.KEY_LOAD_ERROR:case b.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(Pe,e);break;case b.LEVEL_LOAD_ERROR:case b.LEVEL_LOAD_TIMEOUT:case b.LEVEL_PARSING_ERROR:e.levelRetry||this.state!==Ri||(null==(r=e.context)?void 0:r.type)!==De||(this.state=vi);break;case b.BUFFER_APPEND_ERROR:case b.BUFFER_FULL_ERROR:if(!e.parent||"main"!==e.parent)return;if(e.details===b.BUFFER_APPEND_ERROR)return void this.resetLoadingState();this.reduceLengthAndFlushBuffer(e)&&this.flushMainBuffer(0,Number.POSITIVE_INFINITY);break;case b.INTERNAL_EXCEPTION:this.recoverWorkerError(e)}}checkBuffer(){const{media:t,gapController:e}=this;if(t&&e&&t.readyState){if(this.loadedmetadata||!Zr.getBuffered(t).length){const t=this.state!==vi?this.fragCurrent:null;e.poll(this.lastCurrentTime,t)}this.lastCurrentTime=t.currentTime}}onFragLoadEmergencyAborted(){this.state=vi,this.loadedmetadata||(this.startFragRequested=!1,this.nextLoadPosition=this.startPosition),this.tickImmediate()}onBufferFlushed(t,{type:e}){if(e!==x||this.audioOnly&&!this.altAudio){const t=(e===O?this.videoBuffer:this.mediaBuffer)||this.media;this.afterBufferFlushed(t,e,Pe),this.tick()}}onLevelsUpdated(t,e){this.level>-1&&this.fragCurrent&&(this.level=this.fragCurrent.level),this.levels=e.levels}swapAudioCodec(){this.audioCodecSwap=!this.audioCodecSwap}seekToStartPos(){const{media:t}=this;if(!t)return;const e=t.currentTime;let r=this.startPosition;if(r>=0&&e<r){if(t.seeking)return void this.log(`could not seek to ${r}, already seeking at ${e}`);const i=Zr.getBuffered(t),n=(i.length?i.start(0):0)-r;n>0&&(n<this.config.maxBufferHole||n<this.config.maxFragLookUpTolerance)&&(this.log(`adjusting start position by ${n} to match buffer start`),r+=n,this.startPosition=r),this.log(`seek to target start position ${r} from current time ${e}`),t.currentTime=r}}_getAudioCodec(t){let e=this.config.defaultAudioCodec||t.audioCodec;return this.audioCodecSwap&&e&&(this.log("Swapping audio codec"),e=-1!==e.indexOf("mp4a.40.5")?"mp4a.40.2":"mp4a.40.5"),e}_loadBitrateTestFrag(t,e){t.bitrateTest=!0,this._doFragLoad(t,e).then((r=>{const{hls:i}=this;if(!r||this.fragContextChanged(t))return;e.fragmentError=0,this.state=vi,this.startFragRequested=!1,this.bitrateTest=!1;const n=t.stats;n.parsing.start=n.parsing.end=n.buffering.start=n.buffering.end=self.performance.now(),i.trigger(E.FRAG_LOADED,r),t.bitrateTest=!1}))}_handleTransmuxComplete(t){var e;const r="main",{hls:i}=this,{remuxResult:n,chunkMeta:s}=t,a=this.getCurrentContext(s);if(!a)return void this.resetWhenMissingContext(s);const{frag:o,part:l,level:u}=a,{video:c,text:h,id3:d,initSegment:f}=n,{details:g}=u,m=this.altAudio?void 0:n.audio;if(this.fragContextChanged(o))this.fragmentTracker.removeFragment(o);else{if(this.state=Si,f){if(null!=f&&f.tracks){const t=o.initSegment||o;this._bufferInitSegment(u,f.tracks,t,s),i.trigger(E.FRAG_PARSING_INIT_SEGMENT,{frag:t,id:r,tracks:f.tracks})}const t=f.initPTS,e=f.timescale;p(t)&&(this.initPTS[o.cc]={baseTime:t,timescale:e},i.trigger(E.INIT_PTS_FOUND,{frag:o,id:r,initPTS:t,timescale:e}))}if(c&&g&&"initSegment"!==o.sn){const t=g.fragments[o.sn-1-g.startSN],e=o.sn===g.startSN,r=!t||o.cc>t.cc;if(!1!==n.independent){const{startPTS:t,endPTS:i,startDTS:n,endDTS:a}=c;if(l)l.elementaryStreams[c.type]={startPTS:t,endPTS:i,startDTS:n,endDTS:a};else if(c.firstKeyFrame&&c.independent&&1===s.id&&!r&&(this.couldBacktrack=!0),c.dropped&&c.independent){const n=this.getMainFwdBufferInfo(),s=(n?n.end:this.getLoadPosition())+this.config.maxBufferHole,l=c.firstKeyFramePTS?c.firstKeyFramePTS:t;if(!e&&s<l-this.config.maxBufferHole&&!r)return void this.backtrack(o);r&&(o.gap=!0),o.setElementaryStreamInfo(c.type,o.start,i,o.start,a,!0)}else e&&t>2&&(o.gap=!0);o.setElementaryStreamInfo(c.type,t,i,n,a),this.backtrackFragment&&(this.backtrackFragment=o),this.bufferFragmentData(c,o,l,s,e||r)}else{if(!e&&!r)return void this.backtrack(o);o.gap=!0}}if(m){const{startPTS:t,endPTS:e,startDTS:r,endDTS:i}=m;l&&(l.elementaryStreams[x]={startPTS:t,endPTS:e,startDTS:r,endDTS:i}),o.setElementaryStreamInfo(x,t,e,r,i),this.bufferFragmentData(m,o,l,s)}if(g&&null!=d&&null!=(e=d.samples)&&e.length){const t={id:r,frag:o,details:g,samples:d.samples};i.trigger(E.FRAG_PARSING_METADATA,t)}if(g&&h){const t={id:r,frag:o,details:g,samples:h.samples};i.trigger(E.FRAG_PARSING_USERDATA,t)}}}_bufferInitSegment(t,e,r,i){if(this.state!==Si)return;this.audioOnly=!!e.audio&&!e.video,this.altAudio&&!this.audioOnly&&delete e.audio;const{audio:n,video:s,audiovideo:a}=e;if(n){let e=t.audioCodec;const r=navigator.userAgent.toLowerCase();if(this.audioCodecSwitch){e&&(e=-1!==e.indexOf("mp4a.40.5")?"mp4a.40.2":"mp4a.40.5");const t=n.metadata;t&&"channelCount"in t&&1!==(t.channelCount||1)&&-1===r.indexOf("firefox")&&(e="mp4a.40.5")}e&&-1!==e.indexOf("mp4a.40.5")&&-1!==r.indexOf("android")&&"audio/mpeg"!==n.container&&(e="mp4a.40.2",this.log(`Android: force audio codec to ${e}`)),t.audioCodec&&t.audioCodec!==e&&this.log(`Swapping manifest audio codec "${t.audioCodec}" for "${e}"`),n.levelCodec=e,n.id="main",this.log(`Init audio buffer, container:${n.container}, codecs[selected/level/parsed]=[${e||""}/${t.audioCodec||""}/${n.codec}]`)}s&&(s.levelCodec=t.videoCodec,s.id="main",this.log(`Init video buffer, container:${s.container}, codecs[level/parsed]=[${t.videoCodec||""}/${s.codec}]`)),a&&this.log(`Init audiovideo buffer, container:${a.container}, codecs[level/parsed]=[${t.codecs}/${a.codec}]`),this.hls.trigger(E.BUFFER_CODECS,e),Object.keys(e).forEach((t=>{const n=e[t].initSegment;null!=n&&n.byteLength&&this.hls.trigger(E.BUFFER_APPENDING,{type:t,data:n,frag:r,part:null,chunkMeta:i,parent:r.type})})),this.tickImmediate()}getMainFwdBufferInfo(){return this.getFwdBufferInfo(this.mediaBuffer?this.mediaBuffer:this.media,Pe)}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=vi}checkFragmentChanged(){const t=this.media;let e=null;if(t&&t.readyState>1&&!1===t.seeking){const r=t.currentTime;if(Zr.isBuffered(t,r)?e=this.getAppendedFrag(r):Zr.isBuffered(t,r+.1)&&(e=this.getAppendedFrag(r+.1)),e){this.backtrackFragment=null;const t=this.fragPlaying,r=e.level;t&&e.sn===t.sn&&t.level===r||(this.fragPlaying=e,this.hls.trigger(E.FRAG_CHANGED,{frag:e}),t&&t.level===r||this.hls.trigger(E.LEVEL_SWITCHED,{level:r}))}}}get nextLevel(){const t=this.nextBufferedFrag;return t?t.level:-1}get currentFrag(){const t=this.media;return t?this.fragPlaying||this.getAppendedFrag(t.currentTime):null}get currentProgramDateTime(){const t=this.media;if(t){const e=t.currentTime,r=this.currentFrag;if(r&&p(e)&&p(r.programDateTime)){const t=r.programDateTime+1e3*(e-r.start);return new Date(t)}}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 Na{static get version(){return"1.5.20"}static isMSESupported(){return Oa()}static isSupported(){return function(){if(!Oa())return!1;const t=ne();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(le(e,"video"))))||["mp4a.40.2","fLaC"].some((e=>t.isTypeSupported(le(e,"audio")))))}()}static getMediaSource(){return ne()}static get Events(){return E}static get ErrorTypes(){return T}static get ErrorDetails(){return b}static get DefaultConfig(){return Na.defaultConfig?Na.defaultConfig:ka}static set DefaultConfig(t){Na.defaultConfig=t}constructor(t={}){this.config=void 0,this.userConfig=void 0,this.coreComponents=void 0,this.networkControllers=void 0,this.started=!1,this._emitter=new Mn,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.audioTrackController=void 0,this.subtitleTrackController=void 0,this.emeController=void 0,this.cmcdController=void 0,this._media=null,this.url=null,this.triggeringException=void 0,function(t,e){if("object"==typeof console&&!0===t||"object"==typeof t){w(t,"debug","log","info","warn","error");try{A.log(`Debug logs enabled for "${e}" in hls.js version 1.5.20`)}catch(t){A=L}}else A=L}(t.debug||!1,"Hls instance");const e=this.config=function(t,e){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 r=Ra(t),i=["TimeOut","MaxRetry","RetryDelay","MaxRetryTimeout"];return["manifest","level","frag"].forEach((t=>{const n=`${"level"===t?"playlist":t}LoadPolicy`,s=void 0===e[n],a=[];i.forEach((i=>{const o=`${t}Loading${i}`,l=e[o];if(void 0!==l&&s){a.push(o);const t=r[n].default;switch(e[n]={default:t},i){case"TimeOut":t.maxLoadTimeMs=l,t.maxTimeToFirstByteMs=l;break;case"MaxRetry":t.errorRetry.maxNumRetry=l,t.timeoutRetry.maxNumRetry=l;break;case"RetryDelay":t.errorRetry.retryDelayMs=l,t.timeoutRetry.retryDelayMs=l;break;case"MaxRetryTimeout":t.errorRetry.maxRetryDelayMs=l,t.timeoutRetry.maxRetryDelayMs=l}}})),a.length&&k.warn(`hls.js config: "${a.join('", "')}" setting(s) are deprecated, use "${n}": ${JSON.stringify(e[n])}`)})),d(d({},r),e)}(Na.DefaultConfig,t);this.userConfig=t,e.progressive&&_a(e);const{abrController:r,bufferController:i,capLevelController:n,errorController:s,fpsController:a}=e,o=new s(this),l=this.abrController=new r(this),u=this.bufferController=new i(this),c=this.capLevelController=new n(this),h=new a(this),f=new Ne(this),g=new Xe(this),m=e.contentSteeringController,p=m?new m(this):null,v=this.levelController=new Ca(this,p),y=new zr(this),T=new Pa(this.config),b=this.streamController=new Fa(this,y,T);c.setStreamController(b),h.setStreamController(b);const S=[f,v,b];p&&S.splice(1,0,p),this.networkControllers=S;const R=[l,u,c,h,g,y];this.audioTrackController=this.createController(e.audioTrackController,S);const _=e.audioStreamController;_&&S.push(new _(this,y,T)),this.subtitleTrackController=this.createController(e.subtitleTrackController,S);const D=e.subtitleStreamController;D&&S.push(new D(this,y,T)),this.createController(e.timelineController,R),T.emeController=this.emeController=this.createController(e.emeController,R),this.cmcdController=this.createController(e.cmcdController,R),this.latencyController=this.createController(Qe,R),this.coreComponents=R,S.push(o);const C=o.onErrorOut;"function"==typeof C&&this.on(E.ERROR,C,o)}createController(t,e){if(t){const r=new t(this);return e&&e.push(r),r}return null}on(t,e,r=this){this._emitter.on(t,e,r)}once(t,e,r=this){this._emitter.once(t,e,r)}removeAllListeners(t){this._emitter.removeAllListeners(t)}off(t,e,r=this,i){this._emitter.off(t,e,r,i)}listeners(t){return this._emitter.listeners(t)}emit(t,e,r){return this._emitter.emit(t,e,r)}trigger(t,e){if(this.config.debug)return this.emit(t,t,e);try{return this.emit(t,t,e)}catch(e){if(k.error("An internal error happened while handling event "+t+'. Error message: "'+e.message+'". Here is a stacktrace:',e),!this.triggeringException){this.triggeringException=!0;const r=t===E.ERROR;this.trigger(E.ERROR,{type:T.OTHER_ERROR,details:b.INTERNAL_EXCEPTION,fatal:r,event:t,error:e}),this.triggeringException=!1}}return!1}listenerCount(t){return this._emitter.listenerCount(t)}destroy(){k.log("destroy"),this.trigger(E.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){k.log("attachMedia"),this._media=t,this.trigger(E.MEDIA_ATTACHING,{media:t})}detachMedia(){k.log("detachMedia"),this.trigger(E.MEDIA_DETACHING,void 0),this._media=null}loadSource(t){this.stopLoad();const e=this.media,r=this.url,i=this.url=c.buildAbsoluteURL(self.location.href,t,{alwaysNormalize:!0});this._autoLevelCapping=-1,this._maxHdcpLevel=null,k.log(`loadSource:${i}`),e&&r&&(r!==i||this.bufferController.hasSourceTypes())&&(this.detachMedia(),this.attachMedia(e)),this.trigger(E.MANIFEST_LOADING,{url:t})}startLoad(t=-1){k.log(`startLoad(${t})`),this.started=!0,this.resumeBuffering();for(let e=0;e<this.networkControllers.length&&(this.networkControllers[e].startLoad(t),this.started&&this.networkControllers);e++);}stopLoad(){k.log("stopLoad"),this.started=!1;for(let t=0;t<this.networkControllers.length&&(this.networkControllers[t].stopLoad(),!this.started&&this.networkControllers);t++);}resumeBuffering(){k.log("resume buffering"),this.networkControllers.forEach((t=>{t.resumeBuffering&&t.resumeBuffering()}))}pauseBuffering(){k.log("pause buffering"),this.networkControllers.forEach((t=>{t.pauseBuffering&&t.pauseBuffering()}))}swapAudioCodec(){k.log("swapAudioCodec"),this.streamController.swapAudioCodec()}recoverMediaError(){k.log("recoverMediaError");const t=this._media;this.detachMedia(),t&&this.attachMedia(t)}removeLevel(t){this.levelController.removeLevel(t)}get levels(){const t=this.levelController.levels;return t||[]}get currentLevel(){return this.streamController.currentLevel}set currentLevel(t){k.log(`set currentLevel:${t}`),this.levelController.manualLevel=t,this.streamController.immediateLevelSwitch()}get nextLevel(){return this.streamController.nextLevel}set nextLevel(t){k.log(`set nextLevel:${t}`),this.levelController.manualLevel=t,this.streamController.nextLevelSwitch()}get loadLevel(){return this.levelController.level}set loadLevel(t){k.log(`set loadLevel:${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){k.log(`set firstLevel:${t}`),this.levelController.firstLevel=t}get startLevel(){const t=this.levelController.startLevel;return-1===t&&this.abrController.forcedAutoLevel>-1?this.abrController.forcedAutoLevel:t}set startLevel(t){k.log(`set startLevel:${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 ttfbEstimate(){const{bwEstimator:t}=this.abrController;return t?t.getEstimateTTFB():NaN}set autoLevelCapping(t){this._autoLevelCapping!==t&&(k.log(`set autoLevelCapping:${t}`),this._autoLevelCapping=t,this.levelController.checkMaxAutoUpdated())}get maxHdcpLevel(){return this._maxHdcpLevel}set maxHdcpLevel(t){(function(t){return Je.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 r=t.length;for(let i=0;i<r;i++)if(t[i].maxBitrate>=e)return i;return 0}get maxAutoLevel(){const{levels:t,autoLevelCapping:e,maxHdcpLevel:r}=this;let i;if(i=-1===e&&null!=t&&t.length?t.length-1:e,r)for(let e=i;e--;){const i=t[e].attrs["HDCP-LEVEL"];if(i&&i<=r)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()}setAudioOption(t){var e;return null==(e=this.audioTrackController)?void 0:e.setAudioOption(t)}setSubtitleOption(t){var e;return null==(e=this.subtitleTrackController)||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}get drift(){return this.latencyController.drift}get forceStartLoad(){return this.streamController.forceStartLoad}}Na.defaultConfig=void 0},633:(t,e,r)=>{r.d(e,{setup:()=>l,teardown:()=>u});var i=r(632),n=r(634),s=r(98),a=(0,n.makeCacheable)("bandwidth_tracking"),o=(0,n.makeNamespace)("bandwidth_tracking"),l=function(t){var e=t.hls,r=a(t,"persistBandwidthEstimate",(function(){return function(){var t=e.abrController.bwEstimator.getEstimate();(0,s.setOrGet)("hls.bandwidth_estimate",t)}}));e.off(i.default.Events.FRAG_LOADED,r),e.on(i.default.Events.FRAG_LOADED,r)},u=function(t){o(t).persistBandwidthEstimate&&t.hls&&t.hls.off(i.default.Events.FRAG_LOADED,o(t).persistBandwidthEstimate),(0,n.uncacheNamespace)("bandwidth_tracking",t)}},634:(t,e,r)=>{r.d(e,{makeCacheable:()=>i,makeNamespace:()=>n,uncacheNamespace:()=>u});var i=function(t){return function(e,r,i){if(o(t,e),s(t,e,r))return a(t,e,r);var n=i();return l(t,e,r,n),n}},n=function(t){return function(e){return null==e[t]&&(e[t]={}),e[t]}},s=function(t,e,r){return null!=a(t,e,r)},a=function(t,e,r){return 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i=v[r];(0,n.doTimeout)("".concat(t.uuid,".hls.start_load_on_stall_").concat(i),e,i)}},E=function(t,e,r){r=A(t,(0,s.merge)({at:t.getCurrentTime()},r)),o.count(e,1,r),S(t,e)},T=function(t,e,r){b(t,e)||E(t,e,r)},b=function(t,e){return L(t),!0===c(t).metricsCounted[e]},S=function(t,e){L(t),c(t).metricsCounted[e]=!0},L=function(t){null==c(t).metricsCounted&&(c(t).metricsCounted={})},A=function(t){var e=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},r={hlsVideo:t.diagnosticData()};return r.locationHref=location.href,top!==self&&(r.referrer=document.referrer,r.inIframe=!0),(0,s.merge)(r,e)},w=function(t){c(t).onError&&t.hls&&t.hls.off(i.default.Events.ERROR,c(t).onError),c(t).onEmergencyAbortLoad&&t.hls&&t.hls.off(i.default.Events.ERROR,c(t).onEmergencyAbortLoad),(0,l.uncacheNamespace)("error_handling",t)}},637:(t,e,r)=>{r.d(e,{setup:()=>u,teardown:()=>c});var i=r(632),n=r(12),s=r(634),a=n.wlog.getPrefixedFunctions("hls_video"),o=(0,s.makeCacheable)("track_stream_changes"),l=(0,s.makeNamespace)("track_stream_changes"),u=function(t){var e=t.hls;l(t).lastLevel=null,l(t).lastAutoLevel=null,l(t).substreamIndex=0;var r=o(t,"onFragChanged",(function(){return function(e,r){if(r.frag.level!==t._lastLevel||r.frag.autoLevel!=t._lastAutoLevel){var i=t.hls.levels[r.frag.level];l(t).lastLevel=r.frag.level,l(t).lastAutoLevel=r.frag.autoLevel,l(t).substreamIndex+=1,r.frag.level>=0?a.notice("frag switch to",i,"at",t.getCurrentTime()):a.notice("frag switch to Auto at",t.getCurrentTime())}}}));e.off(i.default.Events.FRAG_CHANGED,r),e.on(i.default.Events.FRAG_CHANGED,r);var n=o(t,"onAudioSwitching",(function(){return function(e,r){t.trigger("audiostreamchange"),r.id>0?a.notice("audio asset switch to track: ",r.id,"at",t.lastBufferedTime()):a.notice("level switch to original encoded audio 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