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function(e,t,n){"use strict";n.d(t,{A:()=>l});var i=n(972347),r=n(459838),s=n(731854);function a(e){return null}function o(e){return null}class l extends i.A{Video=a;Camera=o;destroy(){this.emit(r.bg.Destroy),this.removeAllListeners()}interact(){}supported(){return __OVERLAY__}supports(e){return e===s.O5.AUTO_ENABLE&&__OVERLAY__}connect(e,t,n){throw Error("NOT_IMPLEMENTED")}eachConnection(){}enable(){return Promise.resolve()}setAudioMixerOptions(e){}setInputVolume(e){}setOutputVolume(e){}getAudioInputDevices(){return Promise.resolve([])}setAudioInputDevice(e){}getAudioOutputDevices(){return Promise.resolve([])}setAudioOutputDevice(e){}getVideoInputDevices(){return Promise.resolve([])}setVideoInputDevice(e){}getVideoInputDeviceId(){return s.qe}setAsyncVideoInputDeviceInit(e){}getCodecCapabilities(e){e("")}getCodecSurvey(){return Promise.reject(Error("getCodecSurvey is not implemented for MediaEngineDummy"))}getAudioSubsystem(){return s.rB.STANDARD}getAudioLayer(){return""}setGoLiveSource(e,t){}setClipsSource(e){}setClipsQualitySettings(e,t,n){return!1}setDesktopSource(e){arguments.length>1&&void 0!==arguments[1]?arguments[1]:s.x.DEFAULT}setSoundshareSource(e,t,n){}getDesktopSource(){return Promise.reject(Error("NO_STREAM"))}getScreenPreviews(e,t,n){return Promise.reject(Error("UNSUPPORTED"))}getWindowPreviews(e,t,n){return Promise.reject(Error("UNSUPPORTED"))}getSingleWindowPreview(e,t,n,i){return Promise.reject(Error("UNSUPPORTED"))}setClipsModulePath(e){}setClipsDataPath(e){}setClipsV3Enabled(e){}setClipsV3MLEnabled(e){}setClipsUIActive(e){}setClipBufferLength(e){}saveClip(e){return Promise.reject(Error("UNSUPPORTED"))}saveClipForUser(e){return Promise.reject(Error("UNSUPPORTED"))}updateClipMetadata(e,t){return Promise.reject(Error("UNSUPPORTED"))}exportClip(e,t){return Promise.reject(Error("UNSUPPORTED"))}hasExportClipToFile(){return!1}exportClipToFile(e,t,n){return Promise.reject(Error("UNSUPPORTED"))}setClipsPerfMonitoring(e,t,n){return Promise.reject(Error("UNSUPPORTED"))}saveScreenshot(e,t,n,i,r){return Promise.reject(Error("UNSUPPORTED"))}setAudioSubsystem(e){}queueAudioSubsystem(e){}setOffloadAdmControls(e){}updateFieldTrial(e,t){}getDebugLogging(){return!1}setDebugLogging(e){}writeAudioDebugState(){return Promise.reject(Error("Audio debug state is not supported."))}setLoopback(e,t){}getLoopback(){return!1}setExperimentFlag(e,t){}startAecDump(){}stopAecDump(){}setAecDump(e){}startRecordingRawSamples(e){}stopRecordingRawSamples(){}processBatchAudioFiles(e,t,n,i){}cancelBatchAudioProcessing(){}createReplayConnection(e,t){throw Error("Connection replay is not supported.")}setOnVideoContainerResized(e){}setMaxSyncDelayOverride(e){}rankRtcRegions(e){return Promise.reject(Error("RTC region latency test is not supported."))}applyMediaFilterSettings(e){return Promise.resolve()}startLocalAudioRecording(){return Promise.reject(Error("startLocalAudioRecording is not supported."))}stopLocalAudioRecording(e){}setHasFullbandPerformance(e){}getSupportedSecureFramesProtocolVersion(){return 0}getSupportedBandwidthEstimationExperiments(e){e([])}getMLSSigningKey(e,t){return Promise.reject(Error("NOT_IMPLEMENTED"))}setSidechainCompression(e){}setSidechainCompressionStrength(e){}getSystemMicrophoneMode(){return Promise.resolve("")}showSystemCaptureConfigurationUI(e){}setNativeDesktopVideoSourcePickerActive(e){}presentNativeScreenSharePicker(e){}releaseNativeDesktopVideoSourcePickerStream(){}setMaybePreprocessMute(e){}setAudioInputBypassSystemProcessing(e){}fetchAsyncResources(e){return Promise.resolve()}getDeviceOSVolume(e){return Promise.resolve(void 0)}getDeviceOSMuted(e){return Promise.resolve(void 0)}getDeviceAudioEffects(e){return Promise.reject(Error("Device audio effect querying not supported"))}getNoiseCancellationStats(){return Promise.reject(Error("Dummy noise cancellation stats not supported"))}setNoiseCancellationEnableStats(e){}}}