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t)return"NotFoundError"===t.name||"DevicesNotFoundError"===t.name?e.NotFound:"NotAllowedError"===t.name||"PermissionDeniedError"===t.name?e.PermissionDenied:"NotReadableError"===t.name||"TrackStartError"===t.name?e.DeviceInUse:e.Other}}(at||(at={})),function(e){e[e.InvalidKey=0]="InvalidKey",e[e.MissingKey=1]="MissingKey",e[e.InternalError=2]="InternalError"}(ot||(ot={}));class lt extends nt{constructor(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:ot.InternalError,n=arguments.length>2?arguments[2]:void 0;super(40,e),this.reason=t,this.participantIdentity=n}}function ht(e){return"type"in e}function ft(e,t){const n=(new TextEncoder).encode(t);switch(e){case"HKDF":return{name:"HKDF",salt:n,hash:"SHA-256",info:new ArrayBuffer(128)};case"PBKDF2":return{name:"PBKDF2",salt:n,hash:"SHA-256",iterations:1e5};default:throw new Error("algorithm ".concat(e," is currently unsupported"))}}function pt(t,n){return e(this,void 0,void 0,(function*(){const 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Uint8Array(i),iv:new Uint8Array(e),keyIndex:n.getCurrentKeyIndex()}}))}static decrypt(t,n,r){return e(this,arguments,void 0,(function(e,t,n){let r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:0,i=arguments.length>4?arguments[4]:void 0,a=arguments.length>5&&void 0!==arguments[5]?arguments[5]:{ratchetCount:0};return function*(){const o=yield n.getKeySet(r);if(!o)throw new Error("No key set found");try{const n=yield crypto.subtle.decrypt({name:m,iv:t},o.encryptionKey,new Uint8Array(e));return{payload:new Uint8Array(n)}}catch(s){if(n.keyProviderOptions.ratchetWindowSize>0){if(a.ratchetCount<n.keyProviderOptions.ratchetWindowSize){let s,c;l.debug("DataCryptor: ratcheting key attempt ".concat(a.ratchetCount," of ").concat(n.keyProviderOptions.ratchetWindowSize,", for data packet")),(null!=i?i:o)===n.getKeySet(r)&&(c=yield n.ratchetKey(r,!1),s=yield pt(c.cryptoKey,n.keyProviderOptions));const d=yield yt.decrypt(e,t,n,r,i,{ratchetCount:a.ratchetCount+1,encryptionKey:null==s?void 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Received '+e+".");return this._maxListeners=e,this},i.prototype.getMaxListeners=function(){return s(this)},i.prototype.emit=function(e){for(var t=[],r=1;r<arguments.length;r++)t.push(arguments[r]);var i="error"===e,a=this._events;if(void 0!==a)i=i&&void 0===a.error;else if(!i)return!1;if(i){var o;if(t.length>0&&(o=t[0]),o instanceof Error)throw o;var s=new Error("Unhandled error."+(o?" ("+o.message+")":""));throw s.context=o,s}var c=a[e];if(void 0===c)return!1;if("function"==typeof c)n(c,this,t);else{var d=c.length,u=f(c,d);for(r=0;r<d;++r)n(u[r],this,t)}return!0},i.prototype.addListener=function(e,t){return c(this,e,t,!1)},i.prototype.on=i.prototype.addListener,i.prototype.prependListener=function(e,t){return c(this,e,t,!0)},i.prototype.once=function(e,t){return o(t),this.on(e,u(this,e,t)),this},i.prototype.prependOnceListener=function(e,t){return o(t),this.prependListener(e,u(this,e,t)),this},i.prototype.removeListener=function(e,t){var n,r,i,a,s;if(o(t),void 0===(r=this._events))return this;if(void 0===(n=r[e]))return this;if(n===t||n.listener===t)0===--this._eventsCount?this._events=Object.create(null):(delete r[e],r.removeListener&&this.emit("removeListener",e,n.listener||t));else if("function"!=typeof n){for(i=-1,a=n.length-1;a>=0;a--)if(n[a]===t||n[a].listener===t){s=n[a].listener,i=a;break}if(i<0)return this;0===i?n.shift():function(e,t){for(;t+1<e.length;t++)e[t]=e[t+1];e.pop()}(n,i),1===n.length&&(r[e]=n[0]),void 0!==r.removeListener&&this.emit("removeListener",e,s||t)}return this},i.prototype.off=i.prototype.removeListener,i.prototype.removeAllListeners=function(e){var t,n,r;if(void 0===(n=this._events))return this;if(void 0===n.removeListener)return 0===arguments.length?(this._events=Object.create(null),this._eventsCount=0):void 0!==n[e]&&(0===--this._eventsCount?this._events=Object.create(null):delete n[e]),this;if(0===arguments.length){var i,a=Object.keys(n);for(r=0;r<a.length;++r)"removeListener"!==(i=a[r])&&this.removeAllListeners(i);return this.removeAllListeners("removeListener"),this._events=Object.create(null),this._eventsCount=0,this}if("function"==typeof(t=n[e]))this.removeListener(e,t);else if(void 0!==t)for(r=t.length-1;r>=0;r--)this.removeListener(e,t[r]);return this},i.prototype.listeners=function(e){return l(this,e,!0)},i.prototype.rawListeners=function(e){return l(this,e,!1)},i.listenerCount=function(e,t){return"function"==typeof e.listenerCount?e.listenerCount(t):h.call(e,t)},i.prototype.listenerCount=h,i.prototype.eventNames=function(){return this._eventsCount>0?e(this._events):[]},gt.exports}();class wt extends(vt=Promise){constructor(e){super(e)}catch(e){return super.catch(e)}static reject(e){return super.reject(e)}static all(e){return super.all(e)}static race(e){return super.race(e)}}bt=wt,wt.resolve=e=>Reflect.get(vt,"resolve",bt).call(bt,e);const Tt=/version\/(\d+(\.?_?\d+)+)/i;let St;function It(e){let t=!(arguments.length>1&&void 0!==arguments[1])||arguments[1];if("undefined"==typeof navigator)return;const n=navigator.userAgent.toLowerCase();if(void 0===St||t){const e=Et.find((e=>e.test.test(n)));St=null==e?void 0:e.describe(n)}return St}const Et=[{test:/firefox|iceweasel|fxios/i,describe:e=>({name:"Firefox",version:Nt(/(?:firefox|iceweasel|fxios)[\s/](\d+(\.?_?\d+)+)/i,e),os:e.toLowerCase().includes("fxios")?"iOS":void 0,osVersion:At(e)})},{test:/chrom|crios|crmo/i,describe:e=>({name:"Chrome",version:Nt(/(?:chrome|chromium|crios|crmo)\/(\d+(\.?_?\d+)+)/i,e),os:e.toLowerCase().includes("crios")?"iOS":void 0,osVersion:At(e)})},{test:/safari|applewebkit/i,describe:e=>({name:"Safari",version:Nt(Tt,e),os:e.includes("mobile/")?"iOS":"macOS",osVersion:At(e)})}];function Nt(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:1;const r=t.match(e);return r&&r.length>=n&&r[n]||""}function At(e){return e.includes("mac os")?Nt(/\(.+?(\d+_\d+(:?_\d+)?)/,e,1).replace(/_/g,"."):void 0}var Lt,Ct,Rt,Ut;!function(e){e.Connected="connected",e.Reconnecting="reconnecting",e.SignalReconnecting="signalReconnecting",e.Reconnected="reconnected",e.Disconnected="disconnected",e.ConnectionStateChanged="connectionStateChanged",e.Moved="moved",e.MediaDevicesChanged="mediaDevicesChanged",e.ParticipantConnected="participantConnected",e.ParticipantDisconnected="participantDisconnected",e.TrackPublished="trackPublished",e.TrackSubscribed="trackSubscribed",e.TrackSubscriptionFailed="trackSubscriptionFailed",e.TrackUnpublished="trackUnpublished",e.TrackUnsubscribed="trackUnsubscribed",e.TrackMuted="trackMuted",e.TrackUnmuted="trackUnmuted",e.LocalTrackPublished="localTrackPublished",e.LocalTrackUnpublished="localTrackUnpublished",e.LocalAudioSilenceDetected="localAudioSilenceDetected",e.ActiveSpeakersChanged="activeSpeakersChanged",e.ParticipantMetadataChanged="participantMetadataChanged",e.ParticipantNameChanged="participantNameChanged",e.ParticipantAttributesChanged="participantAttributesChanged",e.ParticipantActive="participantActive",e.RoomMetadataChanged="roomMetadataChanged",e.DataReceived="dataReceived",e.SipDTMFReceived="sipDTMFReceived",e.TranscriptionReceived="transcriptionReceived",e.ConnectionQualityChanged="connectionQualityChanged",e.TrackStreamStateChanged="trackStreamStateChanged",e.TrackSubscriptionPermissionChanged="trackSubscriptionPermissionChanged",e.TrackSubscriptionStatusChanged="trackSubscriptionStatusChanged",e.AudioPlaybackStatusChanged="audioPlaybackChanged",e.VideoPlaybackStatusChanged="videoPlaybackChanged",e.MediaDevicesError="mediaDevicesError",e.ParticipantPermissionsChanged="participantPermissionsChanged",e.SignalConnected="signalConnected",e.RecordingStatusChanged="recordingStatusChanged",e.ParticipantEncryptionStatusChanged="participantEncryptionStatusChanged",e.EncryptionError="encryptionError",e.DCBufferStatusChanged="dcBufferStatusChanged",e.ActiveDeviceChanged="activeDeviceChanged",e.ChatMessage="chatMessage",e.LocalTrackSubscribed="localTrackSubscribed",e.MetricsReceived="metricsReceived",e.DataTrackPublished="dataTrackPublished",e.DataTrackUnpublished="dataTrackUnpublished",e.LocalDataTrackPublished="localDataTrackPublished",e.LocalDataTrackUnpublished="localDataTrackUnpublished"}(Lt||(Lt={})),function(e){e.TrackPublished="trackPublished",e.TrackSubscribed="trackSubscribed",e.TrackSubscriptionFailed="trackSubscriptionFailed",e.TrackUnpublished="trackUnpublished",e.TrackUnsubscribed="trackUnsubscribed",e.TrackMuted="trackMuted",e.TrackUnmuted="trackUnmuted",e.LocalTrackPublished="localTrackPublished",e.LocalTrackUnpublished="localTrackUnpublished",e.LocalTrackCpuConstrained="localTrackCpuConstrained",e.LocalSenderCreated="localSenderCreated",e.ParticipantMetadataChanged="participantMetadataChanged",e.ParticipantNameChanged="participantNameChanged",e.DataReceived="dataReceived",e.SipDTMFReceived="sipDTMFReceived",e.TranscriptionReceived="transcriptionReceived",e.IsSpeakingChanged="isSpeakingChanged",e.ConnectionQualityChanged="connectionQualityChanged",e.TrackStreamStateChanged="trackStreamStateChanged",e.TrackSubscriptionPermissionChanged="trackSubscriptionPermissionChanged",e.TrackSubscriptionStatusChanged="trackSubscriptionStatusChanged",e.TrackCpuConstrained="trackCpuConstrained",e.MediaDevicesError="mediaDevicesError",e.AudioStreamAcquired="audioStreamAcquired",e.ParticipantPermissionsChanged="participantPermissionsChanged",e.PCTrackAdded="pcTrackAdded",e.AttributesChanged="attributesChanged",e.LocalTrackSubscribed="localTrackSubscribed",e.ChatMessage="chatMessage",e.Active="active"}(Ct||(Ct={})),function(e){e.TransportsCreated="transportsCreated",e.Connected="connected",e.Disconnected="disconnected",e.Resuming="resuming",e.Resumed="resumed",e.Restarting="restarting",e.Restarted="restarted",e.SignalResumed="signalResumed",e.SignalRestarted="signalRestarted",e.Closing="closing",e.MediaTrackAdded="mediaTrackAdded",e.ActiveSpeakersUpdate="activeSpeakersUpdate",e.DataPacketReceived="dataPacketReceived",e.RTPVideoMapUpdate="rtpVideoMapUpdate",e.DCBufferStatusChanged="dcBufferStatusChanged",e.ParticipantUpdate="participantUpdate",e.RoomUpdate="roomUpdate",e.SpeakersChanged="speakersChanged",e.StreamStateChanged="streamStateChanged",e.ConnectionQualityUpdate="connectionQualityUpdate",e.SubscriptionError="subscriptionError",e.SubscriptionPermissionUpdate="subscriptionPermissionUpdate",e.RemoteMute="remoteMute",e.SubscribedQualityUpdate="subscribedQualityUpdate",e.LocalTrackUnpublished="localTrackUnpublished",e.LocalTrackSubscribed="localTrackSubscribed",e.Offline="offline",e.SignalRequestResponse="signalRequestResponse",e.SignalConnected="signalConnected",e.RoomMoved="roomMoved",e.PublishDataTrackResponse="publishDataTrackResponse",e.UnPublishDataTrackResponse="unPublishDataTrackResponse",e.DataTrackSubscriberHandles="dataTrackSubscriberHandles",e.DataTrackPacketReceived="dataTrackPacketReceived",e.Joined="joined",e.TokenRefreshed="tokenRefreshed",e.ServerRegionsReported="serverRegionsReported"}(Rt||(Rt={})),function(e){e.Message="message",e.Muted="muted",e.Unmuted="unmuted",e.Restarted="restarted",e.Ended="ended",e.Subscribed="subscribed",e.Unsubscribed="unsubscribed",e.CpuConstrained="cpuConstrained",e.UpdateSettings="updateSettings",e.UpdateSubscription="updateSubscription",e.AudioPlaybackStarted="audioPlaybackStarted",e.AudioPlaybackFailed="audioPlaybackFailed",e.AudioSilenceDetected="audioSilenceDetected",e.VisibilityChanged="visibilityChanged",e.VideoDimensionsChanged="videoDimensionsChanged",e.VideoPlaybackStarted="videoPlaybackStarted",e.VideoPlaybackFailed="videoPlaybackFailed",e.ElementAttached="elementAttached",e.ElementDetached="elementDetached",e.UpstreamPaused="upstreamPaused",e.UpstreamResumed="upstreamResumed",e.SubscriptionPermissionChanged="subscriptionPermissionChanged",e.SubscriptionStatusChanged="subscriptionStatusChanged",e.SubscriptionFailed="subscriptionFailed",e.TrackProcessorUpdate="trackProcessorUpdate",e.AudioTrackFeatureUpdate="audioTrackFeatureUpdate",e.TranscriptionReceived="transcriptionReceived",e.TimeSyncUpdate="timeSyncUpdate",e.PreConnectBufferFlushed="preConnectBufferFlushed"}(Ut||(Ut={}));class Ot{constructor(e,t,n,r,i){if("object"==typeof e)this.width=e.width,this.height=e.height,this.aspectRatio=e.aspectRatio,this.encoding={maxBitrate:e.maxBitrate,maxFramerate:e.maxFramerate,priority:e.priority};else{if(void 0===t||void 0===n)throw new TypeError("Unsupported options: provide at least width, height and maxBitrate");this.width=e,this.height=t,this.aspectRatio=e/t,this.encoding={maxBitrate:n,maxFramerate:r,priority:i}}}get resolution(){return{width:this.width,height:this.height,frameRate:this.encoding.maxFramerate,aspectRatio:this.aspectRatio}}}const _t=["vp8","h264","vp9","av1","h265"];var Ft,Dt;function Pt(e){return"mediaStreamTrack"in e?{trackID:e.sid,source:e.source,muted:e.isMuted,enabled:e.mediaStreamTrack.enabled,kind:e.kind,streamID:e.mediaStreamID,streamTrackID:e.mediaStreamTrack.id}:{trackID:e.trackSid,enabled:e.isEnabled,muted:e.isMuted,trackInfo:Object.assign({mimeType:e.mimeType,name:e.trackName,encrypted:e.isEncrypted,kind:e.kind,source:e.source},e.track?Pt(e.track):{})}}!function(e){e[e.PREFER_REGRESSION=0]="PREFER_REGRESSION",e[e.SIMULCAST=1]="SIMULCAST",e[e.REGRESSION=2]="REGRESSION"}(Ft||(Ft={})),function(e){e.telephone={maxBitrate:12e3},e.speech={maxBitrate:24e3},e.music={maxBitrate:48e3},e.musicStereo={maxBitrate:64e3},e.musicHighQuality={maxBitrate:96e3},e.musicHighQualityStereo={maxBitrate:128e3}}(Dt||(Dt={})),new Ot(160,90,9e4,20),new Ot(320,180,16e4,20),new Ot(384,216,18e4,20),new Ot(640,360,45e4,20),new Ot(960,540,8e5,25),new Ot(1280,720,17e5,30),new Ot(1920,1080,3e6,30),new Ot(2560,1440,5e6,30),new Ot(3840,2160,8e6,30),new Ot(160,120,7e4,20),new Ot(240,180,125e3,20),new Ot(320,240,14e4,20),new Ot(480,360,33e4,20),new Ot(640,480,5e5,20),new Ot(720,540,6e5,25),new Ot(960,720,13e5,30),new Ot(1440,1080,23e5,30),new Ot(1920,1440,38e5,30),new Ot(640,360,2e5,3,"medium"),new Ot(640,360,4e5,15,"medium"),new Ot(1280,720,8e5,5,"medium"),new Ot(1280,720,15e5,15,"medium"),new Ot(1280,720,2e6,30,"medium"),new Ot(1920,1080,25e5,15,"medium"),new Ot(1920,1080,5e6,30,"medium"),new Ot(0,0,7e6,30,"medium");const Mt=[];var xt;!function(e){e[e.LOW=0]="LOW",e[e.MEDIUM=1]="MEDIUM",e[e.HIGH=2]="HIGH"}(xt||(xt={}));class Bt extends kt.EventEmitter{get streamState(){return this._streamState}setStreamState(e){this._streamState=e}constructor(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};var r;super(),this.attachedElements=[],this.isMuted=!1,this._streamState=Bt.StreamState.Active,this.isInBackground=!1,this._currentBitrate=0,this.log=d,this.appVisibilityChangedListener=()=>{this.backgroundTimeout&&clearTimeout(this.backgroundTimeout),"hidden"===document.visibilityState?this.backgroundTimeout=setTimeout((()=>this.handleAppVisibilityChanged()),5e3):this.handleAppVisibilityChanged()},this.log=u(null!==(r=n.loggerName)&&void 0!==r?r:s.Track),this.loggerContextCb=n.loggerContextCb,this.setMaxListeners(100),this.kind=t,this._mediaStreamTrack=e,this._mediaStreamID=e.id,this.source=Bt.Source.Unknown}get logContext(){var e;return Object.assign(Object.assign({},null===(e=this.loggerContextCb)||void 0===e?void 0:e.call(this)),Pt(this))}get currentBitrate(){return this._currentBitrate}get mediaStreamTrack(){return this._mediaStreamTrack}get mediaStreamID(){return this._mediaStreamID}attach(e){let t="audio";this.kind===Bt.Kind.Video&&(t="video"),0===this.attachedElements.length&&this.kind===Bt.Kind.Video&&this.addAppVisibilityListener(),e||("audio"===t&&(Mt.forEach((t=>{null!==t.parentElement||e||(e=t)})),e&&Mt.splice(Mt.indexOf(e),1)),e||(e=document.createElement(t))),this.attachedElements.includes(e)||this.attachedElements.push(e),function(e,t){let n,r;n=t.srcObject instanceof MediaStream?t.srcObject:new MediaStream;r="audio"===e.kind?n.getAudioTracks():n.getVideoTracks();r.includes(e)||(r.forEach((e=>{n.removeTrack(e)})),n.addTrack(e));jt()&&t instanceof HTMLVideoElement||(t.autoplay=!0);t.muted=0===n.getAudioTracks().length,t instanceof HTMLVideoElement&&(t.playsInline=!0);t.srcObject!==n&&(t.srcObject=n,(jt()||function(){var e;return"Firefox"===(null===(e=It())||void 0===e?void 0:e.name)}())&&t instanceof HTMLVideoElement&&setTimeout((()=>{t.srcObject=n,t.play().catch((()=>{}))}),0))}(this.mediaStreamTrack,e);const n=e.srcObject.getTracks(),r=n.some((e=>"audio"===e.kind));return e.play().then((()=>{this.emit(r?Ut.AudioPlaybackStarted:Ut.VideoPlaybackStarted)})).catch((t=>{"NotAllowedError"===t.name?this.emit(r?Ut.AudioPlaybackFailed:Ut.VideoPlaybackFailed,t):"AbortError"===t.name?d.debug("".concat(r?"audio":"video"," playback aborted, likely due to new play request")):d.warn("could not playback ".concat(r?"audio":"video"),t),r&&e&&n.some((e=>"video"===e.kind))&&"NotAllowedError"===t.name&&(e.muted=!0,e.play().catch((()=>{})))})),this.emit(Ut.ElementAttached,e),e}detach(e){try{if(e){Kt(this.mediaStreamTrack,e);const t=this.attachedElements.indexOf(e);return t>=0&&(this.attachedElements.splice(t,1),this.recycleElement(e),this.emit(Ut.ElementDetached,e)),e}const t=[];return this.attachedElements.forEach((e=>{Kt(this.mediaStreamTrack,e),t.push(e),this.recycleElement(e),this.emit(Ut.ElementDetached,e)})),this.attachedElements=[],t}finally{0===this.attachedElements.length&&this.removeAppVisibilityListener()}}stop(){this.stopMonitor(),this._mediaStreamTrack.stop()}enable(){this._mediaStreamTrack.enabled=!0}disable(){this._mediaStreamTrack.enabled=!1}stopMonitor(){this.monitorInterval&&clearInterval(this.monitorInterval),this.timeSyncHandle&&cancelAnimationFrame(this.timeSyncHandle)}updateLoggerOptions(e){e.loggerName&&(this.log=u(e.loggerName)),e.loggerContextCb&&(this.loggerContextCb=e.loggerContextCb)}recycleElement(e){if(e instanceof HTMLAudioElement){let t=!0;e.pause(),Mt.forEach((e=>{e.parentElement||(t=!1)})),t&&Mt.push(e)}}handleAppVisibilityChanged(){return e(this,void 0,void 0,(function*(){this.isInBackground="hidden"===document.visibilityState,this.isInBackground||this.kind!==Bt.Kind.Video||setTimeout((()=>this.attachedElements.forEach((e=>e.play().catch((()=>{}))))),0)}))}addAppVisibilityListener(){Vt()?(this.isInBackground="hidden"===document.visibilityState,document.addEventListener("visibilitychange",this.appVisibilityChangedListener)):this.isInBackground=!1}removeAppVisibilityListener(){Vt()&&document.removeEventListener("visibilitychange",this.appVisibilityChangedListener)}}function Kt(e,t){if(t.srcObject instanceof MediaStream){const n=t.srcObject;n.removeTrack(e),n.getTracks().length>0?t.srcObject=n:t.srcObject=null}}function jt(){var e;return"Safari"===(null===(e=It())||void 0===e?void 0:e.name)}function Vt(){return"undefined"!=typeof document}function Wt(e){return!(!(null==e?void 0:e.timestamp)&&!(null==e?void 0:e.frameId))}!function(e){let t,n,r;!function(e){e.Audio="audio",e.Video="video",e.Unknown="unknown"}(t=e.Kind||(e.Kind={})),function(e){e.Camera="camera",e.Microphone="microphone",e.ScreenShare="screen_share",e.ScreenShareAudio="screen_share_audio",e.Unknown="unknown"}(n=e.Source||(e.Source={})),function(e){e.Active="active",e.Paused="paused",e.Unknown="unknown"}(r=e.StreamState||(e.StreamState={})),e.kindToProto=function(e){switch(e){case t.Audio:return Ze.AUDIO;case t.Video:return Ze.VIDEO;default:return Ze.DATA}},e.kindFromProto=function(e){switch(e){case Ze.AUDIO:return t.Audio;case Ze.VIDEO:return t.Video;default:return t.Unknown}},e.sourceToProto=function(e){switch(e){case n.Camera:return et.CAMERA;case n.Microphone:return et.MICROPHONE;case n.ScreenShare:return et.SCREEN_SHARE;case n.ScreenShareAudio:return et.SCREEN_SHARE_AUDIO;default:return et.UNKNOWN}},e.sourceFromProto=function(e){switch(e){case et.CAMERA:return n.Camera;case et.MICROPHONE:return n.Microphone;case et.SCREEN_SHARE:return n.ScreenShare;case et.SCREEN_SHARE_AUDIO:return n.ScreenShareAudio;default:return n.Unknown}},e.streamStateFromProto=function(e){switch(e){case tt.ACTIVE:return r.Active;case tt.PAUSED:return r.Paused;default:return r.Unknown}}}(Bt||(Bt={}));const qt=Uint8Array.from(["L".charCodeAt(0),"K".charCodeAt(0),"T".charCodeAt(0),"S".charCodeAt(0)]);function Gt(e,t,n){const r=t!==BigInt(0),i=0!==n;if(!r&&!i)return e;const a=(r?10:0)+(i?6:0)+5,o=new Uint8Array(e.length+a);let s=0;return o.set(e,s),s+=e.length,r&&(o[s++]=254,o[s++]=247,function(e,t,n){const r=Number(n>>BigInt(32)&BigInt(4294967295)),i=Number(n&BigInt(4294967295));e[t]=r>>>24^255,e[t+1]=r>>>16&255^255,e[t+2]=r>>>8&255^255,e[t+3]=255&r^255,e[t+4]=i>>>24^255,e[t+5]=i>>>16&255^255,e[t+6]=i>>>8&255^255,e[t+7]=255&i^255}(o,s,t),s+=8),i&&(o[s++]=253,o[s++]=251,function(e,t,n){for(let r=3;r>=0;r-=1)e[t+(3-r)]=n>>8*r&255^255}(o,s,n),s+=4),o[s++]=255^a,o.set(qt,s),o}function Xt(e){const t=e instanceof Uint8Array?e:new Uint8Array(e);if(t.length<5)return{data:t};if(!function(e,t){for(let n=0;n<qt.length;n+=1)if(e[t+n]!==qt[n])return!1;return!0}(t,t.length-qt.length))return{data:t};const n=255^t[t.length-5];if(n<5||n>t.length)return{data:t};const r=t.length-n,i=t.length-5,a=t.subarray(0,r);let o=r,s=!1;const c={userTimestamp:BigInt(0),frameId:0};for(;o+2<=i;){const e=255^t[o++],n=255^t[o++];if(o+n>i)break;1===e&&8===n?(c.userTimestamp=Jt(t,o),s=!0):2===e&&4===n&&(c.frameId=Ht(t,o,n),s=!0),o+=n}return s?{data:a,metadata:c}:{data:t}}function Jt(e,t){const n=BigInt(((255^e[t])<<24|(255^e[t+1])<<16|(255^e[t+2])<<8|255^e[t+3])>>>0),r=BigInt(((255^e[t+4])<<24|(255^e[t+5])<<16|(255^e[t+6])<<8|255^e[t+7])>>>0);return n<<BigInt(32)|r}function Ht(e,t,n){let r=0;for(let i=0;i<n;i+=1)r=r<<8|255^e[t+i];return r>>>0}function zt(e){try{const t=e.getMetadata();if("number"==typeof t.synchronizationSource)return t.synchronizationSource}catch(e){}return 0}var Yt,Qt;function $t(e){return 31&e}function Zt(e){return e>>1&63}function en(e){return e===Yt.SLICE_IDR||e===Yt.SLICE_NON_IDR}function tn(e){return e===Qt.TRAIL_N||e===Qt.TRAIL_R||e===Qt.TSA_N||e===Qt.TSA_R||e===Qt.STSA_N||e===Qt.STSA_R||e===Qt.RADL_N||e===Qt.RADL_R||e===Qt.RASL_N||e===Qt.RASL_R||e===Qt.BLA_W_LP||e===Qt.BLA_W_RADL||e===Qt.BLA_N_LP||e===Qt.IDR_W_RADL||e===Qt.IDR_N_LP||e===Qt.CRA_NUT}function nn(e,t){const n=function(e){const t=[];let n=0,r=0,i=e.length-3;for(;r<i;){for(;r<i&&!(r<i-1&&0===e[r]&&0===e[r+1]&&0===e[r+2]&&1===e[r+3])&&(0!==e[r]||0!==e[r+1]||1!==e[r+2]);)r++;r>=i&&(r=e.length);let a=r;for(;a>n&&0===e[a-1];)a--;if(0===n){if(a!==n)throw TypeError("byte stream contains leading data")}else t.push(n);let o=3;r<e.length-3&&0===e[r]&&0===e[r+1]&&0===e[r+2]&&1===e[r+3]&&(o=4),n=r+=o}return t}(e),r=null!=t?t:function(e,t){for(const n of t){if(en($t(e[n])))return"h264";if(tn(Zt(e[n])))return"h265"}return"unknown"}(e,n);if("unknown"===r)return{unencryptedBytes:0,detectedCodec:r,requiresNALUProcessing:!1};const i=function(e,t,n){for(const r of t)if("h265"===n){if(tn(Zt(e[r])))return r+2}else if(en($t(e[r])))return r+2;return null}(e,n,r);if(null===i)throw new TypeError("Could not find NALU");return{unencryptedBytes:i,detectedCodec:r,requiresNALUProcessing:!0}}!function(e){e[e.SLICE_NON_IDR=1]="SLICE_NON_IDR",e[e.SLICE_PARTITION_A=2]="SLICE_PARTITION_A",e[e.SLICE_PARTITION_B=3]="SLICE_PARTITION_B",e[e.SLICE_PARTITION_C=4]="SLICE_PARTITION_C",e[e.SLICE_IDR=5]="SLICE_IDR",e[e.SEI=6]="SEI",e[e.SPS=7]="SPS",e[e.PPS=8]="PPS",e[e.AUD=9]="AUD",e[e.END_SEQ=10]="END_SEQ",e[e.END_STREAM=11]="END_STREAM",e[e.FILLER_DATA=12]="FILLER_DATA",e[e.SPS_EXT=13]="SPS_EXT",e[e.PREFIX_NALU=14]="PREFIX_NALU",e[e.SUBSET_SPS=15]="SUBSET_SPS",e[e.DPS=16]="DPS",e[e.SLICE_AUX=19]="SLICE_AUX",e[e.SLICE_EXT=20]="SLICE_EXT",e[e.SLICE_LAYER_EXT=21]="SLICE_LAYER_EXT"}(Yt||(Yt={})),function(e){e[e.TRAIL_N=0]="TRAIL_N",e[e.TRAIL_R=1]="TRAIL_R",e[e.TSA_N=2]="TSA_N",e[e.TSA_R=3]="TSA_R",e[e.STSA_N=4]="STSA_N",e[e.STSA_R=5]="STSA_R",e[e.RADL_N=6]="RADL_N",e[e.RADL_R=7]="RADL_R",e[e.RASL_N=8]="RASL_N",e[e.RASL_R=9]="RASL_R",e[e.BLA_W_LP=16]="BLA_W_LP",e[e.BLA_W_RADL=17]="BLA_W_RADL",e[e.BLA_N_LP=18]="BLA_N_LP",e[e.IDR_W_RADL=19]="IDR_W_RADL",e[e.IDR_N_LP=20]="IDR_N_LP",e[e.CRA_NUT=21]="CRA_NUT",e[e.VPS_NUT=32]="VPS_NUT",e[e.SPS_NUT=33]="SPS_NUT",e[e.PPS_NUT=34]="PPS_NUT",e[e.AUD_NUT=35]="AUD_NUT",e[e.EOS_NUT=36]="EOS_NUT",e[e.EOB_NUT=37]="EOB_NUT",e[e.FD_NUT=38]="FD_NUT",e[e.PREFIX_SEI_NUT=39]="PREFIX_SEI_NUT",e[e.SUFFIX_SEI_NUT=40]="SUFFIX_SEI_NUT"}(Qt||(Qt={}));const rn="ef0161653d8b2b23aad46624b420af1d03ce48950e9fc85718028f91b50f9219",an="f0a0e09647d891d6d50aa898bce7108090375d0d55e50a2bb21147afee558e44",on="61d9665eed71b6d424ae9539330a3bdd5cb386d4d781c808219a6e36750493a7",sn="faffc26b68a2fc09096fa20f3351e706398b6f838a7500c8063472c2e476e90d",cn="aad8d31fc56b2802ca500e58c2fb9d0b29ad71bb7cb52cd6530251eade188988";function dn(t){return e(this,void 0,void 0,(function*(){const n=yield function(t){return e(this,void 0,void 0,(function*(){const e=yield crypto.subtle.digest("SHA-256",t),n=new Uint8Array(e);return Array.from(n).map((e=>e.toString(16).padStart(2,"0"))).join("")}))}(t);switch(n){case rn:return"vp8";case an:case on:case sn:return"h264";case cn:return"opus";default:return null}}))}const un=new Map;class ln extends kt.EventEmitter{encodeFunction(e,t){throw Error("not implemented for subclass")}decodeFunction(e,t){throw Error("not implemented for subclass")}}class hn extends ln{constructor(e){var t;super(),this.hasFrameMetadata=!1,this.frameMetadataFrameId=0,this.lastErrorTimestamp=new Map,this.errorCounts=new Map,this.ERROR_THROTTLE_MS=1e3,this.MAX_ERRORS_PER_MINUTE=5,this.ERROR_WINDOW_MS=6e4,this.loggedNALUFallbacks=new Set,this.sendCounts=new Map,this.keys=e.keys,this.participantIdentity=e.participantIdentity,this.rtpMap=new Map,this.keyProviderOptions=e.keyProviderOptions,this.sifTrailer=null!==(t=e.sifTrailer)&&void 0!==t?t:Uint8Array.from([])}get logContext(){return{participant:this.participantIdentity,mediaTrackId:this.trackId,fallbackCodec:this.videoCodec}}setParticipant(e,t){l.debug("setting new participant on cryptor",Object.assign(Object.assign({},this.logContext),{newParticipant:e,hadPreviousParticipant:!!this.participantIdentity})),this.participantIdentity&&this.participantIdentity!==e&&(l.warn("cryptor has already a participant set, cleaning up before switching",{oldParticipant:this.participantIdentity,newParticipant:e,trackId:this.trackId}),this.unsetParticipant()),this.participantIdentity=e,this.keys=t}unsetParticipant(){l.debug("unsetting participant",this.logContext),this.currentTransform&&(this.currentTransform=void 0),this.participantIdentity=void 0,this.lastErrorTimestamp=new Map,this.errorCounts=new Map}isEnabled(){return this.participantIdentity?un.get(this.participantIdentity):void 0}getParticipantIdentity(){return this.participantIdentity}getTrackId(){return this.trackId}setVideoCodec(e){this.videoCodec=e}setRtpMap(e){this.rtpMap=e}setHasFrameMetadata(e){this.hasFrameMetadata=e}setFrameMetadataOpts(e){this.frameMetadataOpts=e,this.frameMetadataFrameId=0}setupTransform(e,t,n,r,i,a,o){if(a&&(l.info("setting codec on cryptor to",{codec:a}),this.videoCodec=a),"encode"===e&&this.setFrameMetadataOpts(o),l.debug("Setting up frame cryptor transform",Object.assign({operation:e,passedTrackId:r,codec:a,isReuse:i,hasCurrentTransform:!!this.currentTransform},this.logContext)),this.trackId=r,i&&this.currentTransform&&t===this.currentTransform.readable&&n===this.currentTransform.writable)return void l.debug("reusing existing transform",Object.assign(Object.assign({},this.logContext),{trackId:r}));const s=Symbol("transform"),c="encode"===e?this.encodeFunction:this.decodeFunction,d=new TransformStream({transform:c.bind(this)});this.currentTransform={readable:t,writable:n,transformer:d,trackId:r,symbol:s},t.pipeThrough(d).pipeTo(n).catch((e=>{e instanceof TypeError&&"Destination stream closed"===e.message?l.debug("destination stream closed"):(l.warn("transform error",Object.assign({error:e},this.logContext)),this.emit(ut.Error,e instanceof lt?e:new lt(e.message,void 0,this.participantIdentity)))})).finally((()=>{var e;(null===(e=this.currentTransform)||void 0===e?void 0:e.symbol)===s&&(l.debug("transform completed",Object.assign(Object.assign({},this.logContext),{trackId:r})),this.currentTransform=void 0)}))}setSifTrailer(e){l.debug("setting SIF trailer",Object.assign(Object.assign({},this.logContext),{trailer:e})),this.sifTrailer=e}shouldEmitError(e){var t,n;const r=Date.now(),i=null!==(t=this.lastErrorTimestamp.get(e))&&void 0!==t?t:0,a=null!==(n=this.errorCounts.get(e))&&void 0!==n?n:0;return r-i>this.ERROR_WINDOW_MS?(this.errorCounts.set(e,0),this.lastErrorTimestamp.set(e,r),!0):!(r-i<this.ERROR_THROTTLE_MS)&&(a>=this.MAX_ERRORS_PER_MINUTE?(a===this.MAX_ERRORS_PER_MINUTE&&(l.warn("Suppressing further decryption errors for ".concat(this.participantIdentity),Object.assign(Object.assign({},this.logContext),{errorKey:e})),this.errorCounts.set(e,a+1)),!1):(this.lastErrorTimestamp.set(e,r),this.errorCounts.set(e,a+1),!0))}emitThrottledError(e){var t;const n="".concat(this.participantIdentity,"-").concat(e.reason,"-decrypt");if(this.shouldEmitError(n)){const r=null!==(t=this.errorCounts.get(n))&&void 0!==t?t:0;r>1&&l.debug("Decryption error (".concat(r," occurrences in window)"),Object.assign(Object.assign({},this.logContext),{reason:ot[e.reason]})),this.emit(ut.Error,e)}}encodeFunction(t,n){return e(this,void 0,void 0,(function*(){var e;if(0===t.data.byteLength)return n.enqueue(t);if(!this.isEnabled())return this.appendFrameMetadata(t),n.enqueue(t);const r=this.keys.getKeySet();if(!r)return void this.emitThrottledError(new lt("key set not found for ".concat(this.participantIdentity," at index ").concat(this.keys.getCurrentKeyIndex()),ot.MissingKey,this.participantIdentity));const i=r.encryptionKey,a=this.keys.getCurrentKeyIndex();if(i){const r=this.makeIV(null!==(e=t.getMetadata().synchronizationSource)&&void 0!==e?e:-1,t.timestamp);let s=this.getUnencryptedBytes(t);const c=new Uint8Array(t.data,0,s.unencryptedBytes),d=new Uint8Array(2);d[0]=12,d[1]=a;try{const e=yield crypto.subtle.encrypt({name:m,iv:r,additionalData:new Uint8Array(t.data,0,c.byteLength)},i,new Uint8Array(t.data,s.unencryptedBytes));let a=new Uint8Array(e.byteLength+r.byteLength+d.byteLength);a.set(new Uint8Array(e)),a.set(new Uint8Array(r),e.byteLength),a.set(d,e.byteLength+r.byteLength),s.requiresNALUProcessing&&(a=function(e){const t=[];for(var n=0,r=0;r<e.length;++r){var i=e[r];i<=3&&n>=2&&(t.push(3),n=0),t.push(i),0==i?++n:n=0}return new Uint8Array(t)}(a));var o=new Uint8Array(c.byteLength+a.byteLength);return o.set(c),o.set(a,c.byteLength),t.data=o.buffer,this.appendFrameMetadata(t),n.enqueue(t)}catch(e){l.error(e)}}else l.debug("failed to encrypt, emitting error",this.logContext),this.emitThrottledError(new lt("encryption key missing for encoding",ot.MissingKey,this.participantIdentity))}))}appendFrameMetadata(e){var t;Wt(this.frameMetadataOpts)&&ht(e)&&((null===(t=this.frameMetadataOpts)||void 0===t?void 0:t.frameId)&&(this.frameMetadataFrameId=4294967295===this.frameMetadataFrameId?1:this.frameMetadataFrameId+1),function(e,t,n){if(!Wt(t)||0===e.data.byteLength)return!1;const r=(null==t?void 0:t.timestamp)?BigInt(Date.now())*BigInt(1e3):BigInt(0),i=(null==t?void 0:t.frameId)?n:0,a=new Uint8Array(e.data),o=Gt(a,r,i);o.byteLength!==a.byteLength&&(e.data=o.buffer.slice(o.byteOffset,o.byteOffset+o.byteLength))}(e,this.frameMetadataOpts,this.frameMetadataFrameId))}decodeFunction(t,n){return e(this,void 0,void 0,(function*(){if(this.hasFrameMetadata&&ht(t))try{const e=function(e,t){if(0===e.data.byteLength)return{};const n=Xt(e.data);if(!n.metadata)return{};const r=n.data.buffer.slice(n.data.byteOffset,n.data.byteOffset+n.data.byteLength),i=function(e){try{const t=e.getMetadata();if("number"==typeof t.rtpTimestamp)return t.rtpTimestamp;if("number"==typeof t.timestamp)return t.timestamp}catch(e){}if("number"==typeof e.timestamp)return e.timestamp}(e);return void 0!==i&&t?{data:r,payload:{trackId:t,rtpTimestamp:i,ssrc:zt(e),metadata:n.metadata}}:{data:r}}(t,this.trackId);if(e.data&&(t.data=e.data),e.payload&&this.participantIdentity){const t={kind:"packetTrailerMetadata",data:e.payload};postMessage(t)}}catch(e){}if(!this.isEnabled()||0===t.data.byteLength)return n.enqueue(t);if(function(e,t){if(0===t.byteLength)return!1;const n=new Uint8Array(e.slice(e.byteLength-t.byteLength));return t.every(((e,t)=>e===n[t]))}(t.data,this.sifTrailer))return t.data=t.data.slice(0,t.data.byteLength-this.sifTrailer.byteLength),(yield dn(t.data))?(l.debug("enqueue SIF",this.logContext),n.enqueue(t)):void l.warn("Unexpected SIF frame payload, dropping frame",this.logContext);const e=new Uint8Array(t.data)[t.data.byteLength-1];if(!this.keys.hasInvalidKeyAtIndex(e))if(this.keys.getKeySet(e))try{const r=yield this.decryptFrame(t,e);if(this.keys.decryptionSuccess(e),r)return n.enqueue(r)}catch(t){t instanceof lt&&t.reason===ot.InvalidKey?this.keys.hasValidKey&&(this.emitThrottledError(t),this.keys.decryptionFailure(e)):l.warn("decoding frame failed",{error:t})}else l.warn("skipping decryption due to missing key at index ".concat(e)),this.emitThrottledError(new lt("missing key at index ".concat(e," for participant ").concat(this.participantIdentity),ot.MissingKey,this.participantIdentity)),this.keys.decryptionFailure(e)}))}decryptFrame(t,n){return e(this,arguments,void 0,(function(e,t){var n=this;let r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:void 0,i=arguments.length>3&&void 0!==arguments[3]?arguments[3]:{ratchetCount:0};return function*(){var a;const o=n.keys.getKeySet(t);if(!i.encryptionKey&&!o)throw new TypeError("no encryption key found for decryption of ".concat(n.participantIdentity));let s=n.getUnencryptedBytes(e);try{const t=new Uint8Array(e.data,0,s.unencryptedBytes);var c=new Uint8Array(e.data,t.length,e.data.byteLength-t.length);if(s.requiresNALUProcessing&&function(e){for(var t=0;t<e.length-3;t++)if(0==e[t]&&0==e[t+1]&&3==e[t+2])return!0;return!1}(c)){c=function(e){const t=[];for(var n=e.length,r=0;r<e.length;)n-r>=3&&!e[r]&&!e[r+1]&&3==e[r+2]?(t.push(e[r++]),t.push(e[r++]),r++):t.push(e[r++]);return new Uint8Array(t)}(c);const n=new Uint8Array(t.byteLength+c.byteLength);n.set(t),n.set(c,t.byteLength),e.data=n.buffer}const n=new Uint8Array(e.data,e.data.byteLength-2,2),r=n[0],d=new Uint8Array(e.data,e.data.byteLength-r-n.byteLength,r),u=t.byteLength,l=e.data.byteLength-(t.byteLength+r+n.byteLength),h=yield crypto.subtle.decrypt({name:m,iv:d,additionalData:new Uint8Array(e.data,0,t.byteLength)},null!==(a=i.encryptionKey)&&void 0!==a?a:o.encryptionKey,new Uint8Array(e.data,u,l)),f=new ArrayBuffer(t.byteLength+h.byteLength),p=new Uint8Array(f);return p.set(new Uint8Array(e.data,0,t.byteLength)),p.set(new Uint8Array(h),t.byteLength),e.data=f,e}catch(a){if(n.keyProviderOptions.ratchetWindowSize>0){if(i.ratchetCount<n.keyProviderOptions.ratchetWindowSize){let a,s;l.debug("ratcheting key attempt ".concat(i.ratchetCount," of ").concat(n.keyProviderOptions.ratchetWindowSize,", for kind ").concat(e instanceof RTCEncodedAudioFrame?"audio":"video")),(null!=r?r:o)===n.keys.getKeySet(t)&&(s=yield n.keys.ratchetKey(t,!1),a=yield pt(s.cryptoKey,n.keyProviderOptions));const c=yield n.decryptFrame(e,t,r||o,{ratchetCount:i.ratchetCount+1,encryptionKey:null==a?void 0:a.encryptionKey});return c&&a&&(null!=r?r:o)===n.keys.getKeySet(t)&&(n.keys.setKeySet(a,t,s),n.keys.setCurrentKeyIndex(t)),c}throw l.warn("maximum ratchet attempts exceeded"),new lt("valid key missing for participant ".concat(n.participantIdentity),ot.InvalidKey,n.participantIdentity)}throw new lt("Decryption failed: ".concat(a.message),ot.InvalidKey,n.participantIdentity)}}()}))}makeIV(e,t){var n;const r=new ArrayBuffer(12),i=new DataView(r);this.sendCounts.has(e)||this.sendCounts.set(e,Math.floor(65535*Math.random()));const a=null!==(n=this.sendCounts.get(e))&&void 0!==n?n:0;return i.setUint32(0,e),i.setUint32(4,t),i.setUint32(8,t-a%65535),this.sendCounts.set(e,a+1),r}getUnencryptedBytes(e){var t;if(!ht(e))return{unencryptedBytes:g.audio,requiresNALUProcessing:!1};const n=null!==(t=this.getVideoCodec(e))&&void 0!==t?t:this.videoCodec;if(n!==this.detectedCodec&&(l.debug("detected different codec",Object.assign({detectedCodec:n,oldCodec:this.detectedCodec},this.logContext)),this.detectedCodec=n),"av1"===n)throw new Error("".concat(n," is not yet supported for end to end encryption"));if("vp8"===n)return{unencryptedBytes:g[e.type],requiresNALUProcessing:!1};if("vp9"===n)return{unencryptedBytes:0,requiresNALUProcessing:!1};const r=e.getMetadata().payloadType,i="".concat(this.participantIdentity,"-").concat(this.trackId,"-").concat(r);try{const t="h264"===n||"h265"===n?n:void 0,r=nn(new Uint8Array(e.data),t);if(r.requiresNALUProcessing)return this.loggedNALUFallbacks.delete(i),{unencryptedBytes:r.unencryptedBytes,requiresNALUProcessing:!0}}catch(e){this.logNALUFallbackOnce(i,r,e)}return{unencryptedBytes:g[e.type],requiresNALUProcessing:!1}}logNALUFallbackOnce(e,t,n){this.loggedNALUFallbacks.has(e)||(this.loggedNALUFallbacks.add(e),l.warn("NALU processing failed, falling back to VP8 handling",Object.assign({error:n,payloadType:t},this.logContext)))}getVideoCodec(e){const t=e.getMetadata();if(t.mimeType){const e=t.mimeType.split("/")[1].toLowerCase();if(_t.includes(e))return e}if(0===this.rtpMap.size)return;const n=t.payloadType;return n?this.rtpMap.get(n):void 0}}class fn extends kt.EventEmitter{get hasValidKey(){return!this.hasInvalidKeyAtIndex(this.currentKeyIndex)}constructor(e,t){if(super(),this.currentKeyIndex=0,t.keyringSize<1||t.keyringSize>256)throw new TypeError("Keyring size needs to be between 1 and 256");this.cryptoKeyRing=new Array(t.keyringSize).fill(void 0),this.decryptionFailureCounts=new Array(t.keyringSize).fill(0),this.keyProviderOptions=t,this.ratchetPromiseMap=new Map,this.participantIdentity=e}hasInvalidKeyAtIndex(e){return this.keyProviderOptions.failureTolerance>=0&&this.decryptionFailureCounts[e]>this.keyProviderOptions.failureTolerance}decryptionFailure(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:this.currentKeyIndex;this.keyProviderOptions.failureTolerance<0||(this.decryptionFailureCounts[e]+=1,this.decryptionFailureCounts[e]>this.keyProviderOptions.failureTolerance&&l.warn("key for ".concat(this.participantIdentity," at index ").concat(e," is being marked as invalid")))}decryptionSuccess(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:this.currentKeyIndex;this.resetKeyStatus(e)}resetKeyStatus(e){void 0===e?this.decryptionFailureCounts.fill(0):this.decryptionFailureCounts[e]=0}ratchetKey(t){let n=!(arguments.length>1&&void 0!==arguments[1])||arguments[1];const r=null!=t?t:this.getCurrentKeyIndex(),i=this.ratchetPromiseMap.get(r);if(void 0!==i)return i;const a=new Promise(((t,i)=>e(this,void 0,void 0,(function*(){try{const i=this.getKeySet(r);if(!i)throw new TypeError("Cannot ratchet key without a valid keyset of participant ".concat(this.participantIdentity));const a=i.material,o=yield function(t,n){return e(this,void 0,void 0,(function*(){const e=ft(t.algorithm.name,n);return crypto.subtle.deriveBits(e,t,256)}))}(a,this.keyProviderOptions.ratchetSalt),s=yield function(t){return e(this,arguments,void 0,(function(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{name:m},n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:"encrypt";return function*(){return crypto.subtle.importKey("raw",e,t,!1,"derive"===n?["deriveBits","deriveKey"]:["encrypt","decrypt"])}()}))}(o,a.algorithm.name,"derive"),c={chainKey:o,cryptoKey:s};n&&(yield this.setKeyFromMaterial(s,r,c)),t(c)}catch(e){i(e)}finally{this.ratchetPromiseMap.delete(r)}}))));return this.ratchetPromiseMap.set(r,a),a}setKey(t){return e(this,arguments,void 0,(function(e){var t=this;let n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,r=!(arguments.length>2&&void 0!==arguments[2])||arguments[2];return function*(){yield t.setKeyFromMaterial(e,n,null,r),r&&t.resetKeyStatus(n)}()}))}setKeyFromMaterial(t,n){return e(this,arguments,void 0,(function(e,t){var n=this;let r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:null,i=!(arguments.length>3&&void 0!==arguments[3])||arguments[3];return function*(){const a=yield pt(e,n.keyProviderOptions),o=t>=0?t%n.cryptoKeyRing.length:n.currentKeyIndex;l.debug("setting new key with index ".concat(t),{usage:e.usages,algorithm:e.algorithm,ratchetSalt:n.keyProviderOptions.ratchetSalt}),n.setKeySet(a,o,r),o>=0&&i&&(n.currentKeyIndex=o)}()}))}setKeySet(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:null;this.cryptoKeyRing[t%this.cryptoKeyRing.length]=e,n&&this.emit(ct.KeyRatcheted,n,this.participantIdentity,t)}setCurrentKeyIndex(t){return e(this,void 0,void 0,(function*(){this.currentKeyIndex=t%this.cryptoKeyRing.length,this.resetKeyStatus(t)}))}getCurrentKeyIndex(){return this.currentKeyIndex}getKeySet(e){return this.cryptoKeyRing[null!=e?e:this.currentKeyIndex]}}const pn=[],yn=new Map;let mn,gn,bn=new class{constructor(){this.pendingTasks=new Map,this.taskMutex=new y,this.nextTaskIndex=0}run(t){return e(this,void 0,void 0,(function*(){const e={id:this.nextTaskIndex++,enqueuedAt:Date.now(),status:h.WAITING};this.pendingTasks.set(e.id,e);const n=yield this.taskMutex.lock();try{return e.executedAt=Date.now(),e.status=h.RUNNING,yield t()}finally{e.status=h.COMPLETED,this.pendingTasks.delete(e.id),n()}}))}flush(){return e(this,void 0,void 0,(function*(){return this.run((()=>e(this,void 0,void 0,(function*(){}))))}))}snapshot(){return Array.from(this.pendingTasks.values())}},vn=!1,kn=b,wn=new Map;function Tn(e,t){let n=pn.filter((e=>e.getTrackId()===t));if(n.length>1){const r=n.map((e=>({participant:e.getParticipantIdentity()}))).join(",");l.error("Found multiple cryptors for the same trackID ".concat(t,". target participant: ").concat(e," "),{participants:r})}let r=n[0];if(r)e!==r.getParticipantIdentity()&&r.setParticipant(e,Sn(e));else{if(l.info("creating new cryptor for",{participantIdentity:e,trackId:t}),!kn)throw Error("Missing keyProvider options");r=new hn({participantIdentity:e,keys:Sn(e),keyProviderOptions:kn,sifTrailer:gn}),r.setRtpMap(wn),function(e){e.on(ut.Error,(e=>{const t={kind:"error",data:{error:new Error("".concat(ot[e.reason],": ").concat(e.message)),participantIdentity:e.participantIdentity}};postMessage(t)}))}(r),pn.push(r)}return r}function Sn(e){if(vn)return In();let t=yn.get(e);return t||(t=new fn(e,kn),t.on(ct.KeyRatcheted,En),yn.set(e,t)),t}function In(){return mn||(l.debug("creating new shared key handler"),mn=new fn("shared-key",kn)),mn}function En(e,t,n){postMessage({kind:"ratchetKey",data:{participantIdentity:t,keyIndex:n,ratchetResult:e}})}l.setDefaultLevel("info"),onmessage=t=>{bn.run((()=>e(void 0,void 0,void 0,(function*(){const n=t.data,r=n.kind,i=n.data;switch(r){case"init":l.setLevel(i.loglevel),l.info("worker initialized"),kn=i.keyProviderOptions,vn=!!i.keyProviderOptions.sharedKey;postMessage({kind:"initAck",data:{enabled:false}});break;case"enable":o=i.enabled,s=i.participantIdentity,l.debug("setting encryption enabled for all tracks of ".concat(s),{enable:o}),un.set(s,o),l.info("updated e2ee enabled status for ".concat(i.participantIdentity," to ").concat(i.enabled)),postMessage(t.data);break;case"decode":let n=Tn(i.participantIdentity,i.trackId);n.setHasFrameMetadata(i.hasPacketTrailer),n.setupTransform(r,i.readableStream,i.writableStream,i.trackId,i.isReuse,i.codec);break;case"encode":let c=Tn(i.participantIdentity,i.trackId);c.setHasFrameMetadata(i.hasPacketTrailer),c.setupTransform(r,i.readableStream,i.writableStream,i.trackId,i.isReuse,i.codec,i.packetTrailer);break;case"encryptDataRequest":const d=yield yt.encrypt(i.payload,Sn(i.participantIdentity)),u=d.payload,h=d.iv,f=d.keyIndex;console.log("encrypted payload",{original:i.payload,encrypted:u,iv:h}),postMessage({kind:"encryptDataResponse",data:{payload:u,iv:h,keyIndex:f,uuid:i.uuid}});break;case"decryptDataRequest":try{const e=(yield yt.decrypt(i.payload,i.iv,Sn(i.participantIdentity),i.keyIndex)).payload;postMessage({kind:"decryptDataResponse",data:{payload:e,uuid:i.uuid}})}catch(e){l.error("DataCryptor decryption failed",{error:e,participantIdentity:i.participantIdentity,uuid:i.uuid}),postMessage({kind:"error",data:{error:e instanceof Error?e:new Error(String(e)),uuid:i.uuid}})}break;case"setKey":vn?yield function(t,n,r){return e(this,void 0,void 0,(function*(){l.info("set shared key",{index:n}),yield In().setKey(t,n,r)}))}(i.key,i.keyIndex,i.updateCurrentKeyIndex):i.participantIdentity?(l.info("set participant sender key ".concat(i.participantIdentity," index ").concat(i.keyIndex)),yield Sn(i.participantIdentity).setKey(i.key,i.keyIndex,i.updateCurrentKeyIndex)):l.error("no participant Id was provided and shared key usage is disabled");break;case"removeTransform":!function(e,t){const n=pn.filter((n=>n.getParticipantIdentity()===t&&n.getTrackId()===e));n.length>1&&l.error("Found multiple cryptors for the same participant and trackID combination",{trackId:e,participantIdentity:t});const r=n[0];r?r.unsetParticipant():l.warn("Could not unset participant on cryptor",{trackId:e,participantIdentity:t})}(i.trackId,i.participantIdentity);break;case"updateCodec":const p=Tn(i.participantIdentity,i.trackId);p.setVideoCodec(i.codec),p.setHasFrameMetadata(i.hasPacketTrailer),l.info("updated codec",{participantIdentity:i.participantIdentity,trackId:i.trackId,codec:i.codec,hasPacketTrailer:i.hasPacketTrailer});break;case"setRTPMap":wn=i.map,pn.forEach((e=>{e.getParticipantIdentity()===i.participantIdentity&&e.setRtpMap(i.map)}));break;case"ratchetRequest":!function(t){e(this,void 0,void 0,(function*(){if(vn){const e=In();yield e.ratchetKey(t.keyIndex),e.resetKeyStatus()}else if(t.participantIdentity){const e=Sn(t.participantIdentity);yield e.ratchetKey(t.keyIndex),e.resetKeyStatus()}else l.error("no participant Id was provided for ratchet request and shared key usage is disabled")}))}(i);break;case"setSifTrailer":a=i.trailer,gn=a,pn.forEach((e=>{e.setSifTrailer(a)}))}var a,o,s}))))},self.RTCTransformEvent&&(self.onrtctransform=t=>{const n=t.transformer,r=n.options,i=r.kind,a=r.participantIdentity,o=r.trackId,s=r.codec,c=r.hasPacketTrailer;bn.run((()=>e(void 0,void 0,void 0,(function*(){const e=Tn(a,o);e.setHasFrameMetadata(c),l.debug("onrtctransform setup",{participantIdentity:a,trackId:o,codec:s}),e.setupTransform(i,n.readable,n.writable,o,!1,s,"encode"===i?r.packetTrailer:void 0)}))))})}));
//# sourceMappingURL=livekit-client.e2ee.worker.js.map