# 统信 OS API 列表 (/zh-CN/api-reference/rtc/electron/tongxin-api) > For AI agents: see the complete documentation index at [llms.txt](/llms.txt). :::caution 注意： 如果在本页中无法查询到你要使用的 API，则代表 Electron for 统信 OS SDK 不支持该 API，调用该 API 时会返回错误码 -2。 ::: ## IRtcEngine [#irtcengine] - [addListener](/zh-CN/api-reference/rtc/electron/initialize#api_irtcengine_addlistener) - [adjustAudioMixingPlayoutVolume](/zh-CN/api-reference/rtc/electron/play/audio-mixing#api_irtcengine_adjustaudiomixingplayoutvolume) - [adjustAudioMixingPublishVolume](/zh-CN/api-reference/rtc/electron/play/audio-mixing#api_irtcengine_adjustaudiomixingpublishvolume) - [adjustAudioMixingVolume](/zh-CN/api-reference/rtc/electron/play/audio-mixing#api_irtcengine_adjustaudiomixingvolume) - [adjustCustomAudioPlayoutVolume](/zh-CN/api-reference/rtc/electron/audio/audio-custom-capturenrendering#api_irtcengine_adjustcustomaudioplayoutvolume) - [adjustCustomAudioPublishVolume](/zh-CN/api-reference/rtc/electron/audio/audio-custom-capturenrendering#api_irtcengine_adjustcustomaudiopublishvolume) - [adjustLoopbackSignalVolume](/zh-CN/api-reference/rtc/electron/audio/audio-capture#api_irtcengine_adjustloopbacksignalvolume) - [adjustPlaybackSignalVolume](/zh-CN/api-reference/rtc/electron/audio/audio-basic#api_irtcengine_adjustplaybacksignalvolume) - [adjustRecordingSignalVolume](/zh-CN/api-reference/rtc/electron/audio/audio-capture#api_irtcengine_adjustrecordingsignalvolume) - [adjustUserPlaybackSignalVolume](/zh-CN/api-reference/rtc/electron/audio/audio-basic#api_irtcengine_adjustuserplaybacksignalvolume) - [complain](/zh-CN/api-reference/rtc/electron/network#api_irtcengine_complain) - [configRhythmPlayer](/zh-CN/api-reference/rtc/electron/play/rhythmplayer#api_irtcengine_configrhythmplayer) - [createAgoraRtcEngine](/zh-CN/api-reference/rtc/electron/initialize#api_irtcengine_createagorartcengine) - [createCustomAudioTrack](/zh-CN/api-reference/rtc/electron/audio/audio-custom-capturenrendering#api_imediaengine_createcustomaudiotrack) - [createCustomVideoTrack](/zh-CN/api-reference/rtc/electron/video/video-custom-capturenrendering#api_irtcengine_createcustomvideotrack) - [createDataStream](/zh-CN/api-reference/rtc/electron/metadata/datastream#api_irtcengine_createdatastream2) - [createMediaPlayer](/zh-CN/api-reference/rtc/electron/play/mediaplayer/mediaplayer-initialize#api_irtcengine_createmediaplayer) - [createMediaRecorder](/zh-CN/api-reference/rtc/electron/recording#api_irtcengine_createmediarecorder) - [destroyCustomAudioTrack](/zh-CN/api-reference/rtc/electron/audio/audio-custom-capturenrendering#api_imediaengine_destroycustomaudiotrack) - [destroyCustomVideoTrack](/zh-CN/api-reference/rtc/electron/video/video-custom-capturenrendering#api_irtcengine_destroycustomvideotrack) - [destroyMediaPlayer](/zh-CN/api-reference/rtc/electron/play/mediaplayer/mediaplayer-initialize#api_irtcengine_destroymediaplayer) - [destroyRendererByConfig](/zh-CN/api-reference/rtc/electron/video/video-rendering#api_irtcengine_destroyrendererbyconfig) - [destroyRendererByView](/zh-CN/api-reference/rtc/electron/video/video-rendering#api_irtcengine_destroyrendererbyview) - [disableAudio](/zh-CN/api-reference/rtc/electron/audio/audio-basic#api_irtcengine_disableaudio) - [disableVideo](/zh-CN/api-reference/rtc/electron/video/video-basic#api_irtcengine_disablevideo) - [enableAudio](/zh-CN/api-reference/rtc/electron/audio/audio-basic#api_irtcengine_enableaudio) - [enableAudioVolumeIndication](/zh-CN/api-reference/rtc/electron/audio/audio-basic#api_irtcengine_enableaudiovolumeindication) - [enableCustomAudioLocalPlayback](/zh-CN/api-reference/rtc/electron/audio/audio-custom-capturenrendering#api_irtcengine_enablecustomaudiolocalplayback) - [enableDualStreamMode](/zh-CN/api-reference/rtc/electron/publishnsubscribe#api_irtcengine_enabledualstreammode3) - [enableEncryption](/zh-CN/api-reference/rtc/electron/network#api_irtcengine_enableencryption) - [enableExtension](/zh-CN/api-reference/rtc/electron/extension#api_irtcengine_enableextension) - [enableInstantMediaRendering](/zh-CN/api-reference/rtc/electron/video/video-rendering#api_irtcengine_enableinstantmediarendering) - [enableLocalAudio](/zh-CN/api-reference/rtc/electron/audio/audio-capture#api_irtcengine_enablelocalaudio) - [enableLocalVideo](/zh-CN/api-reference/rtc/electron/video/video-basic#api_irtcengine_enablelocalvideo) - [enableLoopbackRecording](/zh-CN/api-reference/rtc/electron/audio/audio-capture#api_irtcengine_enableloopbackrecording) - [enableVideo](/zh-CN/api-reference/rtc/electron/video/video-basic#api_irtcengine_enablevideo) - [enableVirtualBackground](/zh-CN/api-reference/rtc/electron/video/video-prenpro/virtualbackground#api_irtcengine_enablevirtualbackground) - [enableWebSdkInteroperability](/zh-CN/api-reference/rtc/electron/network#api_irtcengine_enablewebsdkinteroperability) - [getAudioMixingCurrentPosition](/zh-CN/api-reference/rtc/electron/play/audio-mixing#api_irtcengine_getaudiomixingcurrentposition) - [getAudioMixingDuration](/zh-CN/api-reference/rtc/electron/play/audio-mixing#api_irtcengine_getaudiomixingduration) - [getAudioMixingPlayoutVolume](/zh-CN/api-reference/rtc/electron/play/audio-mixing#api_irtcengine_getaudiomixingplayoutvolume) - [getAudioMixingPublishVolume](/zh-CN/api-reference/rtc/electron/play/audio-mixing#api_irtcengine_getaudiomixingpublishvolume) - [getAudioTrackCount](/zh-CN/api-reference/rtc/electron/play/audio-mixing#api_irtcengine_getaudiotrackcount) - [getCallId](/zh-CN/api-reference/rtc/electron/network#api_irtcengine_getcallid) - [getConnectionState](/zh-CN/api-reference/rtc/electron/network#api_irtcengine_getconnectionstate) - [getCurrentMonotonicTimeInMs](/zh-CN/api-reference/rtc/electron/network#api_irtcengine_getcurrentmonotonictimeinms) - [getEffectCurrentPosition](/zh-CN/api-reference/rtc/electron/play/audio-effect-file#api_irtcengine_geteffectcurrentposition) - [getEffectDuration](/zh-CN/api-reference/rtc/electron/play/audio-effect-file#api_irtcengine_geteffectduration) - [getEffectsVolume](/zh-CN/api-reference/rtc/electron/play/audio-effect-file#api_irtcengine_geteffectsvolume) - [getErrorDescription](/zh-CN/api-reference/rtc/electron/network#api_irtcengine_geterrordescription) - [getExtensionProperty](/zh-CN/api-reference/rtc/electron/extension#api_irtcengine_getextensionproperty2) - [getMediaPlayerCacheManager](/zh-CN/api-reference/rtc/electron/play/mediaplayer/mediaplayer-initialize#api_imediaplayercachemanager_getmediaplayercachemanager) - [getNativeHandle](/zh-CN/api-reference/rtc/electron/network#api_irtcengine_getnativehandle) - [getNetworkType](/zh-CN/api-reference/rtc/electron/network#api_irtcengine_getnetworktype) - [getNtpWallTimeInMs](/zh-CN/api-reference/rtc/electron/network#api_irtcengine_getntpwalltimeinms) - [getScreenCaptureSources](/zh-CN/api-reference/rtc/electron/video/screencapture#api_irtcengine_getscreencapturesources) - [getUserInfoByUid](/zh-CN/api-reference/rtc/electron/channel#api_irtcengine_getuserinfobyuid) - [getUserInfoByUserAccount](/zh-CN/api-reference/rtc/electron/channel#api_irtcengine_getuserinfobyuseraccount) - [getVersion](/zh-CN/api-reference/rtc/electron/network#api_irtcengine_getversion) - [getVideoDeviceManager](/zh-CN/api-reference/rtc/electron/device-management/video-device#api_irtcengine_getvideodevicemanager) - [getVolumeOfEffect](/zh-CN/api-reference/rtc/electron/play/audio-effect-file#api_irtcengine_getvolumeofeffect) - [initialize](/zh-CN/api-reference/rtc/electron/initialize#api_irtcengine_initialize) - [isFeatureAvailableOnDevice](/zh-CN/api-reference/rtc/electron/network#api_irtcengine_isfeatureavailableondevice) - [joinChannel](/zh-CN/api-reference/rtc/electron/channel#api_irtcengine_joinchannel2) - [joinChannelWithUserAccount](/zh-CN/api-reference/rtc/electron/channel#api_irtcengine_joinchannelwithuseraccount2) - [leaveChannel](/zh-CN/api-reference/rtc/electron/channel#api_irtcengine_leavechannel2) - [loadExtensionProvider](/zh-CN/api-reference/rtc/electron/extension#api_irtcengine_loadextensionprovider) - [muteAllRemoteAudioStreams](/zh-CN/api-reference/rtc/electron/publishnsubscribe#api_irtcengine_muteallremoteaudiostreams) - [muteAllRemoteVideoStreams](/zh-CN/api-reference/rtc/electron/publishnsubscribe#api_irtcengine_muteallremotevideostreams) - [muteLocalAudioStream](/zh-CN/api-reference/rtc/electron/publishnsubscribe#api_irtcengine_mutelocalaudiostream) - [muteLocalVideoStream](/zh-CN/api-reference/rtc/electron/publishnsubscribe#api_irtcengine_mutelocalvideostream) - [muteRecordingSignal](/zh-CN/api-reference/rtc/electron/audio/audio-capture#api_irtcengine_muterecordingsignal) - [muteRemoteAudioStream](/zh-CN/api-reference/rtc/electron/publishnsubscribe#api_irtcengine_muteremoteaudiostream) - [muteRemoteVideoStream](/zh-CN/api-reference/rtc/electron/publishnsubscribe#api_irtcengine_muteremotevideostream) - [pauseAllChannelMediaRelay](/zh-CN/api-reference/rtc/electron/cloud-media-relay/channel-media-relay#api_irtcengine_pauseallchannelmediarelay) - [pauseAllEffects](/zh-CN/api-reference/rtc/electron/play/audio-effect-file#api_irtcengine_pausealleffects) - [pauseAudioMixing](/zh-CN/api-reference/rtc/electron/play/audio-mixing#api_irtcengine_pauseaudiomixing) - [pauseEffect](/zh-CN/api-reference/rtc/electron/play/audio-effect-file#api_irtcengine_pauseeffect) - [playAllEffects](/zh-CN/api-reference/rtc/electron/play/audio-effect-file#api_irtcengine_playalleffects) - [playEffect](/zh-CN/api-reference/rtc/electron/play/audio-effect-file#api_irtcengine_playeffect3) - [preloadChannel](/zh-CN/api-reference/rtc/electron/channel#api_irtcengine_preloadchannel) - [preloadChannelWithUserAccount](/zh-CN/api-reference/rtc/electron/channel#api_irtcengine_preloadchannelwithuseraccount) - [preloadEffect](/zh-CN/api-reference/rtc/electron/play/audio-effect-file#api_irtcengine_preloadeffect) - [pullAudioFrame](/zh-CN/api-reference/rtc/electron/audio/audio-custom-capturenrendering#api_imediaengine_pullaudioframe) - [pullAudioFrame](/zh-CN/api-reference/rtc/electron/audio/audio-custom-capturenrendering#api_imediaengine_pullaudioframe) - [pushAudioFrame](/zh-CN/api-reference/rtc/electron/audio/audio-custom-capturenrendering#api_imediaengine_pushaudioframe) - [pushVideoFrame](/zh-CN/api-reference/rtc/electron/video/video-custom-capturenrendering#api_imediaengine_pushvideoframe) - [queryCodecCapability](/zh-CN/api-reference/rtc/electron/device-management/video-device#api_irtcengine_querycodeccapability) - [queryDeviceScore](/zh-CN/api-reference/rtc/electron/network#api_irtcengine_querydevicescore) - [rate](/zh-CN/api-reference/rtc/electron/network#api_irtcengine_rate) - [registerAudioEncodedFrameObserver](/zh-CN/api-reference/rtc/electron/audio/audio-encoded#api_irtcengine_registeraudioencodedframeobserver) - [registerAudioFrameObserver](/zh-CN/api-reference/rtc/electron/audio/audio-raw#api_imediaengine_registeraudioframeobserver) - [registerAudioFrameObserver](/zh-CN/api-reference/rtc/electron/audio/audio-raw#api_imediaengine_registeraudioframeobserver) - [registerExtension](/zh-CN/api-reference/rtc/electron/extension#api_irtcengine_registerextension) - [registerLocalUserAccount](/zh-CN/api-reference/rtc/electron/channel#api_irtcengine_registerlocaluseraccount) - [registerMediaMetadataObserver](/zh-CN/api-reference/rtc/electron/metadata/metadata-observer#api_irtcengine_registermediametadataobserver) - [registerVideoEncodedFrameObserver](/zh-CN/api-reference/rtc/electron/video/video-encoded#api_imediaengine_registervideoencodedframeobserver) - [registerVideoEncodedFrameObserver](/zh-CN/api-reference/rtc/electron/video/video-encoded#api_imediaengine_registervideoencodedframeobserver) - [registerVideoFrameObserver](/zh-CN/api-reference/rtc/electron/video/video-raw#api_imediaengine_registervideoframeobserver) - [registerVideoFrameObserver](/zh-CN/api-reference/rtc/electron/video/video-raw#api_imediaengine_registervideoframeobserver) - [release](/zh-CN/api-reference/rtc/electron/initialize#api_irtcengine_release) - [removeListener](/zh-CN/api-reference/rtc/electron/initialize#api_irtcengine_removelistener) - [removeAllListeners](/zh-CN/api-reference/rtc/electron/initialize#api_irtcengine_removealllisteners) - [renewToken](/zh-CN/api-reference/rtc/electron/channel#api_irtcengine_renewtoken) - [resumeAllChannelMediaRelay](/zh-CN/api-reference/rtc/electron/cloud-media-relay/channel-media-relay#api_irtcengine_resumeallchannelmediarelay) - [resumeAllEffects](/zh-CN/api-reference/rtc/electron/play/audio-effect-file#api_irtcengine_resumealleffects) - [resumeAudioMixing](/zh-CN/api-reference/rtc/electron/play/audio-mixing#api_irtcengine_resumeaudiomixing) - [resumeEffect](/zh-CN/api-reference/rtc/electron/play/audio-effect-file#api_irtcengine_resumeeffect) - [selectAudioTrack](/zh-CN/api-reference/rtc/electron/play/audio-mixing#api_irtcengine_selectaudiotrack) - [sendCustomReportMessage](/zh-CN/api-reference/rtc/electron/network#api_irtcengine_sendcustomreportmessage) - [sendMetaData](/zh-CN/api-reference/rtc/electron/metadata/metadata-observer#api_irtcengine_sendmetadata) - [sendStreamMessage](/zh-CN/api-reference/rtc/electron/metadata/datastream#api_irtcengine_sendstreammessage) - [setAudioMixingDualMonoMode](/zh-CN/api-reference/rtc/electron/play/audio-mixing#api_irtcengine_setaudiomixingdualmonomode) - [setAudioMixingPitch](/zh-CN/api-reference/rtc/electron/play/audio-mixing#api_irtcengine_setaudiomixingpitch) - [setAudioMixingPlaybackSpeed](/zh-CN/api-reference/rtc/electron/play/audio-mixing#api_irtcengine_setaudiomixingplaybackspeed) - [setAudioMixingPosition](/zh-CN/api-reference/rtc/electron/play/audio-mixing#api_irtcengine_setaudiomixingposition) - [setAudioProfile](/zh-CN/api-reference/rtc/electron/audio/audio-basic#api_irtcengine_setaudioprofile) - [setAudioScenario](/zh-CN/api-reference/rtc/electron/audio/audio-basic#api_irtcengine_setaudioscenario) - [setBeautyEffectOptions](/zh-CN/api-reference/rtc/electron/video/video-prenpro/video-enhance-option#api_irtcengine_setbeautyeffectoptions) - [setCameraCapturerConfiguration](/zh-CN/api-reference/rtc/electron/device-management/video-device#api_irtcengine_setcameracapturerconfiguration) - [setCameraDeviceOrientation](/zh-CN/api-reference/rtc/electron/device-management/video-device#api_irtcengine_setcameradeviceorientation) - [setChannelProfile](/zh-CN/api-reference/rtc/electron/channel#api_irtcengine_setchannelprofile) - [setCloudProxy](/zh-CN/api-reference/rtc/electron/network#api_irtcengine_setcloudproxy) - - - [setDualStreamMode](/zh-CN/api-reference/rtc/electron/publishnsubscribe#api_irtcengine_setdualstreammode2) - [setEffectPosition](/zh-CN/api-reference/rtc/electron/play/audio-effect-file#api_irtcengine_seteffectposition) - [setEffectsVolume](/zh-CN/api-reference/rtc/electron/play/audio-effect-file#api_irtcengine_seteffectsvolume) - [setExtensionProperty](/zh-CN/api-reference/rtc/electron/extension#api_irtcengine_setextensionproperty) - [setExtensionProviderProperty](/zh-CN/api-reference/rtc/electron/extension#api_irtcengine_setextensionproviderproperty) - [setExternalAudioSink](/zh-CN/api-reference/rtc/electron/audio/audio-custom-capturenrendering#api_imediaengine_setexternalaudiosink) - [setExternalAudioSource](/zh-CN/api-reference/rtc/electron/audio/audio-custom-capturenrendering#api_imediaengine_setexternalaudiosource2) - [setExternalVideoSource](/zh-CN/api-reference/rtc/electron/video/video-custom-capturenrendering#api_imediaengine_setexternalvideosource) - [setLocalRenderMode](/zh-CN/api-reference/rtc/electron/video/video-rendering#api_irtcengine_setlocalrendermode2) - [setLocalRenderTargetFps](/zh-CN/api-reference/rtc/electron/video/video-rendering#api_irtcengine_setlocalrendertargetfps) - [setLocalVideoMirrorMode](/zh-CN/api-reference/rtc/electron/video/video-rendering#api_irtcengine_setlocalvideomirrormode) - [setLogFile](/zh-CN/api-reference/rtc/electron/network#api_irtcengine_setlogfile) - [setLogFileSize](/zh-CN/api-reference/rtc/electron/network#api_irtcengine_setlogfilesize) - [setLogFilter](/zh-CN/api-reference/rtc/electron/network#api_irtcengine_setlogfilter) - [setLogLevel](/zh-CN/api-reference/rtc/electron/network#api_irtcengine_setloglevel) - [setMaxMetadataSize](/zh-CN/api-reference/rtc/electron/metadata/metadata-observer#api_irtcengine_setmaxmetadatasize) - [setMixedAudioFrameParameters](/zh-CN/api-reference/rtc/electron/audio/audio-raw#api_irtcengine_setmixedaudioframeparameters) - [setParameters](/zh-CN/api-reference/rtc/electron/network#api_irtcengine_setparameters) - - [setPlaybackAudioFrameParameters](/zh-CN/api-reference/rtc/electron/audio/audio-raw#api_irtcengine_setplaybackaudioframeparameters) - [setRecordingAudioFrameParameters](/zh-CN/api-reference/rtc/electron/audio/audio-raw#api_irtcengine_setrecordingaudioframeparameters) - [setRemoteDefaultVideoStreamType](/zh-CN/api-reference/rtc/electron/publishnsubscribe#api_irtcengine_setremotedefaultvideostreamtype) - [setRemoteRenderMode](/zh-CN/api-reference/rtc/electron/video/video-rendering#api_irtcengine_setremoterendermode2) - [setRemoteRenderTargetFps](/zh-CN/api-reference/rtc/electron/video/video-rendering#api_irtcengine_setremoterendertargetfps) - [setRemoteSubscribeFallbackOption](/zh-CN/api-reference/rtc/electron/network#api_irtcengine_setremotesubscribefallbackoption) - [setRemoteVideoStreamType](/zh-CN/api-reference/rtc/electron/publishnsubscribe#api_irtcengine_setremotevideostreamtype) - [setRemoteVideoSubscriptionOptions](/zh-CN/api-reference/rtc/electron/publishnsubscribe#api_irtcengine_setremotevideosubscriptionoptions) - [setScreenCaptureContentHint](/zh-CN/api-reference/rtc/electron/video/screencapture#api_irtcengine_setscreencapturecontenthint) - [setScreenCaptureScenario](/zh-CN/api-reference/rtc/electron/video/screencapture#api_irtcengine_setscreencapturescenario) - [setSubscribeAudioAllowlist](/zh-CN/api-reference/rtc/electron/publishnsubscribe#api_irtcengine_setsubscribeaudioallowlist) - [setSubscribeAudioBlocklist](/zh-CN/api-reference/rtc/electron/publishnsubscribe#api_irtcengine_setsubscribeaudioblocklist) - [setSubscribeVideoAllowlist](/zh-CN/api-reference/rtc/electron/publishnsubscribe#api_irtcengine_setsubscribevideoallowlist) - [setSubscribeVideoBlocklist](/zh-CN/api-reference/rtc/electron/publishnsubscribe#api_irtcengine_setsubscribevideoblocklist) - [setVideoEncoderConfiguration](/zh-CN/api-reference/rtc/electron/video/video-basic#api_irtcengine_setvideoencoderconfiguration) - [setVideoScenario](/zh-CN/api-reference/rtc/electron/video/video-basic#api_irtcengine_setvideoscenario) - [setVolumeOfEffect](/zh-CN/api-reference/rtc/electron/play/audio-effect-file#api_irtcengine_setvolumeofeffect) - [setupLocalVideo](/zh-CN/api-reference/rtc/electron/video/video-rendering#api_irtcengine_setuplocalvideo) - [setupRemoteVideo](/zh-CN/api-reference/rtc/electron/video/video-rendering#api_irtcengine_setupremotevideo) - [startAudioMixing](/zh-CN/api-reference/rtc/electron/play/audio-mixing#api_irtcengine_startaudiomixing2) - [startAudioRecording](/zh-CN/api-reference/rtc/electron/recording#api_irtcengine_startaudiorecording3) - [startCameraCapture](/zh-CN/api-reference/rtc/electron/video/camera-capture#api_irtcengine_startcameracapture) - - [startEchoTest](/zh-CN/api-reference/rtc/electron/network#api_irtcengine_startechotest3) - [startLastmileProbeTest](/zh-CN/api-reference/rtc/electron/network#api_irtcengine_startlastmileprobetest) - [startLocalAudioMixer](/zh-CN/api-reference/rtc/electron/audio/audio-prenpost/audiomixer#api_irtcengine_startlocalaudiomixer) - [startMediaRenderingTracing](/zh-CN/api-reference/rtc/electron/video/video-rendering#api_irtcengine_startmediarenderingtracing) - [startOrUpdateChannelMediaRelay](/zh-CN/api-reference/rtc/electron/cloud-media-relay/channel-media-relay#api_irtcengine_startorupdatechannelmediarelay) - [startPreviewWithoutSourceType](/zh-CN/api-reference/rtc/electron/video/video-basic#api_irtcengine_startpreview) - [startRhythmPlayer](/zh-CN/api-reference/rtc/electron/play/rhythmplayer#api_irtcengine_startrhythmplayer) - [startRtmpStreamWithTranscoding](/zh-CN/api-reference/rtc/electron/cloud-media-relay/media-push#api_irtcengine_startrtmpstreamwithtranscoding) - [startRtmpStreamWithoutTranscoding](/zh-CN/api-reference/rtc/electron/cloud-media-relay/media-push#api_irtcengine_startrtmpstreamwithouttranscoding) - [startScreenCaptureByDisplayId](/zh-CN/api-reference/rtc/electron/video/screencapture#api_irtcengine_startscreencapturebydisplayid) - [startScreenCaptureByWindowId](/zh-CN/api-reference/rtc/electron/video/screencapture#api_irtcengine_startscreencapturebywindowid) - [stopAllEffects](/zh-CN/api-reference/rtc/electron/play/audio-effect-file#api_irtcengine_stopalleffects) - [stopAudioMixing](/zh-CN/api-reference/rtc/electron/play/audio-mixing#api_irtcengine_stopaudiomixing) - [stopAudioRecording](/zh-CN/api-reference/rtc/electron/recording#api_irtcengine_stopaudiorecording) - [stopCameraCapture](/zh-CN/api-reference/rtc/electron/video/camera-capture#api_irtcengine_stopcameracapture) - [stopChannelMediaRelay](/zh-CN/api-reference/rtc/electron/cloud-media-relay/channel-media-relay#api_irtcengine_stopchannelmediarelay) - - [stopEchoTest](/zh-CN/api-reference/rtc/electron/network#api_irtcengine_stopechotest) - [stopEffect](/zh-CN/api-reference/rtc/electron/play/audio-effect-file#api_irtcengine_stopeffect) - [stopLastmileProbeTest](/zh-CN/api-reference/rtc/electron/network#api_irtcengine_stoplastmileprobetest) - [stopLocalAudioMixer](/zh-CN/api-reference/rtc/electron/audio/audio-prenpost/audiomixer#api_irtcengine_stoplocalaudiomixer) - [stopPreview](/zh-CN/api-reference/rtc/electron/video/video-basic#api_irtcengine_stoppreview2) - [stopRhythmPlayer](/zh-CN/api-reference/rtc/electron/play/rhythmplayer#api_irtcengine_stoprhythmplayer) - [stopRtmpStream](/zh-CN/api-reference/rtc/electron/cloud-media-relay/media-push#api_irtcengine_stoprtmpstream) - [stopScreenCapture](/zh-CN/api-reference/rtc/electron/video/screencapture#api_irtcengine_stopscreencapture) - [unloadAllEffects](/zh-CN/api-reference/rtc/electron/play/audio-effect-file#api_irtcengine_unloadalleffects) - [unloadEffect](/zh-CN/api-reference/rtc/electron/play/audio-effect-file#api_irtcengine_unloadeffect) - [unregisterAudioEncodedFrameObserver](/zh-CN/api-reference/rtc/electron/audio/audio-encoded#api_irtcengine_unregisteraudioencodedframeobserver) - [unregisterAudioFrameObserver](/zh-CN/api-reference/rtc/electron/audio/audio-raw#api_imediaengine_unregisteraudioframeobserver_imediaengine) - [unregisterMediaMetadataObserver](/zh-CN/api-reference/rtc/electron/metadata/metadata-observer#api_irtcengine_unregistermediametadataobserver) - [unregisterVideoEncodedFrameObserver](/zh-CN/api-reference/rtc/electron/video/video-encoded#api_imediaengine_unregistervideoencodedframeobserver) - [updateChannelMediaOptions](/zh-CN/api-reference/rtc/electron/channel#api_irtcengine_updatechannelmediaoptions) - [updateLocalAudioMixerConfiguration](/zh-CN/api-reference/rtc/electron/audio/audio-prenpost/audiomixer#api_irtcengine_updatelocalaudiomixerconfiguration) - [updatePreloadChannelToken](/zh-CN/api-reference/rtc/electron/channel#api_irtcengine_updatepreloadchanneltoken) - [updateRtmpTranscoding](/zh-CN/api-reference/rtc/electron/cloud-media-relay/media-push#api_irtcengine_updatertmptranscoding) - [updateScreenCaptureParameters](/zh-CN/api-reference/rtc/electron/video/screencapture#api_irtcengine_updatescreencaptureparameters) ## IRtcEngineEx [#irtcengineex] - [adjustUserPlaybackSignalVolumeEx](/zh-CN/api-reference/rtc/electron/audio/audio-basic#api_irtcengineex_adjustuserplaybacksignalvolumeex) - [createDataStreamEx](/zh-CN/api-reference/rtc/electron/metadata/datastream#api_irtcengineex_createdatastreamex2) - [enableAudioVolumeIndicationEx](/zh-CN/api-reference/rtc/electron/audio/audio-basic#api_irtcengineex_enableaudiovolumeindicationex) - [enableDualStreamModeEx](/zh-CN/api-reference/rtc/electron/publishnsubscribe#api_irtcengineex_enabledualstreammodeex) - [enableEncryptionEx](/zh-CN/api-reference/rtc/electron/network#api_irtcengineex_enableencryptionex) - [enableLoopbackRecordingEx](/zh-CN/api-reference/rtc/electron/audio/audio-capture#api_irtcengineex_enableloopbackrecordingex) - [getCallIdEx](/zh-CN/api-reference/rtc/electron/network#api_irtcengineex_getcallidex) - [getConnectionStateEx](/zh-CN/api-reference/rtc/electron/network#api_irtcengineex_getconnectionstateex) - [joinChannelEx](/zh-CN/api-reference/rtc/electron/channel#api_irtcengineex_joinchannelex) - [joinChannelWithUserAccountEx](/zh-CN/api-reference/rtc/electron/channel#api_irtcengine_joinchannelwithuseraccountex) - [leaveChannelEx](/zh-CN/api-reference/rtc/electron/channel#api_irtcengineex_leavechannelex2) - [muteAllRemoteAudioStreamsEx](/zh-CN/api-reference/rtc/electron/publishnsubscribe#api_irtcengineex_muteallremoteaudiostreamsex) - [muteAllRemoteVideoStreamsEx](/zh-CN/api-reference/rtc/electron/publishnsubscribe#api_irtcengineex_muteallremotevideostreamsex) - [muteLocalAudioStreamEx](/zh-CN/api-reference/rtc/electron/publishnsubscribe#api_irtcengineex_mutelocalaudiostreamex) - [muteLocalVideoStreamEx](/zh-CN/api-reference/rtc/electron/publishnsubscribe#api_irtcengineex_mutelocalvideostreamex) - [muteRemoteAudioStreamEx](/zh-CN/api-reference/rtc/electron/publishnsubscribe#api_irtcengineex_muteremoteaudiostreamex) - [muteRemoteVideoStreamEx](/zh-CN/api-reference/rtc/electron/publishnsubscribe#api_irtcengineex_muteremotevideostreamex) - [pauseAllChannelMediaRelayEx](/zh-CN/api-reference/rtc/electron/cloud-media-relay/channel-media-relay#api_irtcengineex_pauseallchannelmediarelayex) - [resumeAllChannelMediaRelayEx](/zh-CN/api-reference/rtc/electron/cloud-media-relay/channel-media-relay#api_irtcengineex_resumeallchannelmediarelayex) - [sendCustomReportMessageEx](/zh-CN/api-reference/rtc/electron/network#api_irtcengineex_sendcustomreportmessageex) - [sendStreamMessageEx](/zh-CN/api-reference/rtc/electron/metadata/datastream#api_irtcengineex_sendstreammessageex) - [setDualStreamModeEx](/zh-CN/api-reference/rtc/electron/publishnsubscribe#api_irtcengineex_setdualstreammodeex) - [setRemoteRenderModeEx](/zh-CN/api-reference/rtc/electron/video/video-rendering#api_irtcengineex_setremoterendermodeex) - [setRemoteVideoStreamTypeEx](/zh-CN/api-reference/rtc/electron/publishnsubscribe#api_irtcengineex_setremotevideostreamtypeex) - [setRemoteVideoSubscriptionOptionsEx](/zh-CN/api-reference/rtc/electron/publishnsubscribe#api_irtcengineex_setremotevideosubscriptionoptionsex) - [setRemoteVideoSubscriptionOptionsEx](/zh-CN/api-reference/rtc/electron/publishnsubscribe#api_irtcengineex_setremotevideosubscriptionoptionsex) - [setSubscribeAudioAllowlistEx](/zh-CN/api-reference/rtc/electron/publishnsubscribe#api_irtcengineex_setsubscribeaudioallowlistex) - [setSubscribeAudioBlocklistEx](/zh-CN/api-reference/rtc/electron/publishnsubscribe#api_irtcengineex_setsubscribeaudioblocklistex) - [setSubscribeVideoAllowlistEx](/zh-CN/api-reference/rtc/electron/publishnsubscribe#api_irtcengineex_setsubscribevideoallowlistex) - [setSubscribeVideoBlocklistEx](/zh-CN/api-reference/rtc/electron/publishnsubscribe#api_irtcengineex_setsubscribevideoblocklistex) - [setVideoEncoderConfigurationEx](/zh-CN/api-reference/rtc/electron/video/video-basic#api_irtcengineex_setvideoencoderconfigurationex) - [setupRemoteVideoEx](/zh-CN/api-reference/rtc/electron/video/video-rendering#api_irtcengineex_setupremotevideoex) - [startMediaRenderingTracingEx](/zh-CN/api-reference/rtc/electron/video/video-rendering#api_irtcengineex_startmediarenderingtracingex) - [startOrUpdateChannelMediaRelayEx](/zh-CN/api-reference/rtc/electron/cloud-media-relay/channel-media-relay#api_irtcengineex_startorupdatechannelmediarelayex) - [startRtmpStreamWithTranscodingEx](/zh-CN/api-reference/rtc/electron/cloud-media-relay/media-push#api_irtcengineex_startrtmpstreamwithtranscodingex) - [startRtmpStreamWithoutTranscodingEx](/zh-CN/api-reference/rtc/electron/cloud-media-relay/media-push#api_irtcengineex_startrtmpstreamwithouttranscodingex) - [stopChannelMediaRelayEx](/zh-CN/api-reference/rtc/electron/cloud-media-relay/channel-media-relay#api_irtcengineex_stopchannelmediarelayex) - [stopRtmpStreamEx](/zh-CN/api-reference/rtc/electron/cloud-media-relay/media-push#api_irtcengineex_stoprtmpstreamex) - [updateChannelMediaOptionsEx](/zh-CN/api-reference/rtc/electron/channel#api_irtcengineex_updatechannelmediaoptionsex) - [updateRtmpTranscodingEx](/zh-CN/api-reference/rtc/electron/cloud-media-relay/media-push#api_irtcengineex_updatertmptranscodingex) ## IRtcEngineEventHandler [#irtcengineeventhandler] - [onActiveSpeaker](/zh-CN/api-reference/rtc/electron/audio/audio-basic#callback_irtcengineeventhandler_onactivespeaker) - [onAudioDeviceStateChanged](/zh-CN/api-reference/rtc/electron/device-management/audio-device#callback_irtcengineeventhandler_onaudiodevicestatechanged) - [onAudioDeviceVolumeChanged](/zh-CN/api-reference/rtc/electron/device-management/audio-device#callback_irtcengineeventhandler_onaudiodevicevolumechanged) - [onAudioEffectFinished](/zh-CN/api-reference/rtc/electron/play/audio-effect-file#callback_irtcengineeventhandler_onaudioeffectfinished) - [onAudioMixingFinished](/zh-CN/api-reference/rtc/electron/play/audio-mixing#callback_irtcengineeventhandler_onaudiomixingfinished) - [onAudioMixingPositionChanged](/zh-CN/api-reference/rtc/electron/play/audio-mixing#callback_irtcengineeventhandler_onaudiomixingpositionchanged) - [onAudioMixingStateChanged](/zh-CN/api-reference/rtc/electron/play/audio-mixing#callback_irtcengineeventhandler_onaudiomixingstatechanged) - [onAudioPublishStateChanged](/zh-CN/api-reference/rtc/electron/publishnsubscribe#callback_irtcengineeventhandler_onaudiopublishstatechanged) - [onAudioQuality](/zh-CN/api-reference/rtc/electron/audio/audio-basic#callback_irtcengineeventhandler_onaudioquality) - [onAudioSubscribeStateChanged](/zh-CN/api-reference/rtc/electron/publishnsubscribe#callback_irtcengineeventhandler_onaudiosubscribestatechanged) - [onAudioVolumeIndication](/zh-CN/api-reference/rtc/electron/audio/audio-basic#callback_irtcengineeventhandler_onaudiovolumeindication) - [onChannelMediaRelayStateChanged](/zh-CN/api-reference/rtc/electron/cloud-media-relay/channel-media-relay#callback_irtcengineeventhandler_onchannelmediarelaystatechanged) - [onClientRoleChangeFailed](/zh-CN/api-reference/rtc/electron/channel#callback_irtcengineeventhandler_onclientrolechangefailed) - [onClientRoleChanged](/zh-CN/api-reference/rtc/electron/channel#callback_irtcengineeventhandler_onclientrolechanged) - [onConnectionBanned](/zh-CN/api-reference/rtc/electron/network#callback_irtcengineeventhandler_onconnectionbanned) - [onConnectionInterrupted](/zh-CN/api-reference/rtc/electron/network#callback_irtcengineeventhandler_onconnectioninterrupted) - [onConnectionLost](/zh-CN/api-reference/rtc/electron/network#callback_irtcengineeventhandler_onconnectionlost) - [onConnectionStateChanged](/zh-CN/api-reference/rtc/electron/network#callback_irtcengineeventhandler_onconnectionstatechanged) - [onEncryptionError](/zh-CN/api-reference/rtc/electron/network#callback_irtcengineeventhandler_onencryptionerror) - [onError](/zh-CN/api-reference/rtc/electron/channel#callback_irtcengineeventhandler_onerror) - [onExtensionErrorWithContext](/zh-CN/api-reference/rtc/electron/extension#callback_irtcengineeventhandler_onextensionerrorwithcontext) - [onExtensionEventWithContext](/zh-CN/api-reference/rtc/electron/extension#callback_irtcengineeventhandler_onextensioneventwithcontext) - [onExtensionStartedWithContext](/zh-CN/api-reference/rtc/electron/extension#callback_irtcengineeventhandler_onextensionstartedwithcontext) - [onExtensionStoppedWithContext](/zh-CN/api-reference/rtc/electron/extension#callback_irtcengineeventhandler_onextensionstoppedwithcontext) - [onFirstLocalAudioFramePublished](/zh-CN/api-reference/rtc/electron/audio/audio-basic#callback_irtcengineeventhandler_onfirstlocalaudioframepublished) - [onFirstLocalVideoFrame](/zh-CN/api-reference/rtc/electron/video/video-basic#callback_irtcengineeventhandler_onfirstlocalvideoframe) - [onFirstLocalVideoFramePublished](/zh-CN/api-reference/rtc/electron/video/video-basic#callback_irtcengineeventhandler_onfirstlocalvideoframepublished) - [onFirstRemoteAudioDecoded](/zh-CN/api-reference/rtc/electron/audio/audio-basic#callback_irtcengineeventhandler_onfirstremoteaudiodecoded) - [onFirstRemoteAudioFrame](/zh-CN/api-reference/rtc/electron/audio/audio-basic#callback_irtcengineeventhandler_onfirstremoteaudioframe) - [onFirstRemoteVideoDecoded](/zh-CN/api-reference/rtc/electron/video/video-basic#callback_irtcengineeventhandler_onfirstremotevideodecoded) - [onFirstRemoteVideoFrame](/zh-CN/api-reference/rtc/electron/video/video-basic#callback_irtcengineeventhandler_onfirstremotevideoframe) - [onJoinChannelSuccess](/zh-CN/api-reference/rtc/electron/channel#callback_irtcengineeventhandler_onjoinchannelsuccess) - [onLastmileProbeResult](/zh-CN/api-reference/rtc/electron/network#callback_irtcengineeventhandler_onlastmileproberesult) - [onLastmileQuality](/zh-CN/api-reference/rtc/electron/network#callback_irtcengineeventhandler_onlastmilequality) - [onLeaveChannel](/zh-CN/api-reference/rtc/electron/channel#callback_irtcengineeventhandler_onleavechannel) - [onLocalAudioStateChanged](/zh-CN/api-reference/rtc/electron/audio/audio-basic#callback_irtcengineeventhandler_onlocalaudiostatechanged) - [onLocalAudioStats](/zh-CN/api-reference/rtc/electron/audio/audio-basic#callback_irtcengineeventhandler_onlocalaudiostats) - [onLocalUserRegistered](/zh-CN/api-reference/rtc/electron/channel#callback_irtcengineeventhandler_onlocaluserregistered) - [onLocalVideoStateChanged](/zh-CN/api-reference/rtc/electron/video/video-basic#callback_irtcengineeventhandler_onlocalvideostatechanged) - [onLocalVideoStats](/zh-CN/api-reference/rtc/electron/video/video-basic#callback_irtcengineeventhandler_onlocalvideostats) - [onNetworkQuality](/zh-CN/api-reference/rtc/electron/network#callback_irtcengineeventhandler_onnetworkquality) - [onNetworkTypeChanged](/zh-CN/api-reference/rtc/electron/network#callback_irtcengineeventhandler_onnetworktypechanged) - [onPermissionError](/zh-CN/api-reference/rtc/electron/network#callback_irtcengineeventhandler_onpermissionerror) - [onProxyConnected](/zh-CN/api-reference/rtc/electron/network#callback_irtcengineeventhandler_onproxyconnected) - [onRejoinChannelSuccess](/zh-CN/api-reference/rtc/electron/channel#callback_irtcengineeventhandler_onrejoinchannelsuccess) - [onRemoteAudioStateChanged](/zh-CN/api-reference/rtc/electron/audio/audio-basic#callback_irtcengineeventhandler_onremoteaudiostatechanged) - [onRemoteAudioStats](/zh-CN/api-reference/rtc/electron/audio/audio-basic#callback_irtcengineeventhandler_onremoteaudiostats) - [onRemoteAudioTransportStats](/zh-CN/api-reference/rtc/electron/audio/audio-basic#callback_irtcengineeventhandler_onremoteaudiotransportstats) - [onRemoteSubscribeFallbackToAudioOnly](/zh-CN/api-reference/rtc/electron/network#callback_irtcengineeventhandler_onremotesubscribefallbacktoaudioonly) - [onRemoteVideoStateChanged](/zh-CN/api-reference/rtc/electron/video/video-basic#callback_irtcengineeventhandler_onremotevideostatechanged) - [onRemoteVideoStats](/zh-CN/api-reference/rtc/electron/video/video-basic#callback_irtcengineeventhandler_onremotevideostats) - [onRemoteVideoTransportStats](/zh-CN/api-reference/rtc/electron/video/video-basic#callback_irtcengineeventhandler_onremotevideotransportstats) - [onRequestToken](/zh-CN/api-reference/rtc/electron/channel#callback_irtcengineeventhandler_onrequesttoken) - [onRhythmPlayerStateChanged](/zh-CN/api-reference/rtc/electron/play/rhythmplayer#callback_irtcengineeventhandler_onrhythmplayerstatechanged) - [onRtcStats](/zh-CN/api-reference/rtc/electron/channel#callback_irtcengineeventhandler_onrtcstats) - [onRtmpStreamingEvent](/zh-CN/api-reference/rtc/electron/cloud-media-relay/media-push#callback_irtcengineeventhandler_onrtmpstreamingevent) - [onRtmpStreamingStateChanged](/zh-CN/api-reference/rtc/electron/cloud-media-relay/media-push#callback_irtcengineeventhandler_onrtmpstreamingstatechanged) - [onStreamMessage](/zh-CN/api-reference/rtc/electron/metadata/datastream#callback_irtcengineeventhandler_onstreammessage) - [onStreamMessageError](/zh-CN/api-reference/rtc/electron/metadata/datastream#callback_irtcengineeventhandler_onstreammessageerror) - [onTokenPrivilegeWillExpire](/zh-CN/api-reference/rtc/electron/channel#callback_irtcengineeventhandler_ontokenprivilegewillexpire) - [onTranscodingUpdated](/zh-CN/api-reference/rtc/electron/cloud-media-relay/media-push#callback_irtcengineeventhandler_ontranscodingupdated) - [onUplinkNetworkInfoUpdated](/zh-CN/api-reference/rtc/electron/network#callback_irtcengineeventhandler_onuplinknetworkinfoupdated) - [onUserEnableLocalVideo](/zh-CN/api-reference/rtc/electron/video/video-basic#callback_irtcengineeventhandler_onuserenablelocalvideo) - [onUserEnableVideo](/zh-CN/api-reference/rtc/electron/video/video-basic#callback_irtcengineeventhandler_onuserenablevideo) - [onUserInfoUpdated](/zh-CN/api-reference/rtc/electron/channel#callback_irtcengineeventhandler_onuserinfoupdated) - [onUserJoined](/zh-CN/api-reference/rtc/electron/channel#callback_irtcengineeventhandler_onuserjoined) - [onUserMuteAudio](/zh-CN/api-reference/rtc/electron/audio/audio-basic#callback_irtcengineeventhandler_onusermuteaudio) - [onUserMuteVideo](/zh-CN/api-reference/rtc/electron/video/video-basic#callback_irtcengineeventhandler_onusermutevideo) - [onUserOffline](/zh-CN/api-reference/rtc/electron/channel#callback_irtcengineeventhandler_onuseroffline) - [onVideoDeviceStateChanged](/zh-CN/api-reference/rtc/electron/device-management/video-device#callback_irtcengineeventhandler_onvideodevicestatechanged) - [onVideoPublishStateChanged](/zh-CN/api-reference/rtc/electron/video/video-basic#callback_irtcengineeventhandler_onvideopublishstatechanged) - [onVideoRenderingTracingResult](/zh-CN/api-reference/rtc/electron/video/video-rendering#callback_irtcengineeventhandler_onvideorenderingtracingresult) - [onVideoSizeChanged](/zh-CN/api-reference/rtc/electron/video/video-basic#callback_irtcengineeventhandler_onvideosizechanged) - [onVideoStopped](/zh-CN/api-reference/rtc/electron/video/video-basic#callback_irtcengineeventhandler_onvideostopped) - [onVideoSubscribeStateChanged](/zh-CN/api-reference/rtc/electron/publishnsubscribe#callback_irtcengineeventhandler_onvideosubscribestatechanged) ## IMediaPlayer [#imediaplayer] - [addListener](/zh-CN/api-reference/rtc/electron/play/mediaplayer/mediaplayer-initialize#api_imediaplayer_addlistener_imediaplayer) - [adjustPlayoutVolume](/zh-CN/api-reference/rtc/electron/play/mediaplayer/mediaplayer-control#api_imediaplayer_adjustplayoutvolume) - [adjustPublishSignalVolume](/zh-CN/api-reference/rtc/electron/play/mediaplayer/mediaplayer-control#api_imediaplayer_adjustpublishsignalvolume) - [getDuration](/zh-CN/api-reference/rtc/electron/play/mediaplayer/mediaplayer-info#api_imediaplayer_getduration) - [getMediaPlayerCacheManager](/zh-CN/api-reference/rtc/electron/play/mediaplayer/mediaplayer-initialize#api_imediaplayercachemanager_getmediaplayercachemanager) - [getMediaPlayerId](/zh-CN/api-reference/rtc/electron/play/mediaplayer/mediaplayer-info#api_imediaplayer_getmediaplayerid) - [getMute](/zh-CN/api-reference/rtc/electron/play/mediaplayer/mediaplayer-info#api_imediaplayer_getmute) - [getPlayPosition](/zh-CN/api-reference/rtc/electron/play/mediaplayer/mediaplayer-info#api_imediaplayer_getplayposition) - [getPlaySrc](/zh-CN/api-reference/rtc/electron/play/mediaplayer/mediaplayer-info#api_imediaplayer_getplaysrc_imediaplayer) - [getPlayoutVolume](/zh-CN/api-reference/rtc/electron/play/mediaplayer/mediaplayer-info#api_imediaplayer_getplayoutvolume) - [getPublishSignalVolume](/zh-CN/api-reference/rtc/electron/play/mediaplayer/mediaplayer-info#api_imediaplayer_getpublishsignalvolume) - [getState](/zh-CN/api-reference/rtc/electron/play/mediaplayer/mediaplayer-info#api_imediaplayer_getstate) - [getStreamCount](/zh-CN/api-reference/rtc/electron/play/mediaplayer/mediaplayer-info#api_imediaplayer_getstreamcount) - [getStreamInfo](/zh-CN/api-reference/rtc/electron/play/mediaplayer/mediaplayer-info#api_imediaplayer_getstreaminfo) - [mute](/zh-CN/api-reference/rtc/electron/play/mediaplayer/mediaplayer-control#api_imediaplayer_mute) - [open](/zh-CN/api-reference/rtc/electron/play/mediaplayer/mediaplayer-open#api_imediaplayer_open) - [openWithMediaSource](/zh-CN/api-reference/rtc/electron/play/mediaplayer/mediaplayer-open#api_imediaplayer_openwithmediasource) - [pause](/zh-CN/api-reference/rtc/electron/play/mediaplayer/mediaplayer-control#api_imediaplayer_pause) - [play](/zh-CN/api-reference/rtc/electron/play/mediaplayer/mediaplayer-control#api_imediaplayer_play) - [playPreloadedSrc](/zh-CN/api-reference/rtc/electron/play/mediaplayer/mediaplayer-control#api_imediaplayer_playpreloadedsrc) - [preloadSrc](/zh-CN/api-reference/rtc/electron/play/mediaplayer/mediaplayer-open#api_imediaplayer_preloadsrc) - [registerAudioFrameObserver](/zh-CN/api-reference/rtc/electron/play/mediaplayer/mediaplayer-observer#api_imediaplayer_registeraudioframeobserver2_imediaplayer) - [registerPlayerSourceObserver](/zh-CN/api-reference/rtc/electron/play/mediaplayer/mediaplayer-observer#api_imediaplayer_registerplayersourceobserver) - [registerVideoFrameObserver](/zh-CN/api-reference/rtc/electron/play/mediaplayer/mediaplayer-observer#api_imediaplayer_registervideoframeobserver_imediaplayer) - [removeListener](/zh-CN/api-reference/rtc/electron/play/mediaplayer/mediaplayer-initialize#api_imediaplayer_removelistener_imediaplayer) - [removeAllListeners](/zh-CN/api-reference/rtc/electron/play/mediaplayer/mediaplayer-initialize#api_imediaplayer_removealllisteners_imediaplayer) - [resume](/zh-CN/api-reference/rtc/electron/play/mediaplayer/mediaplayer-control#api_imediaplayer_resume) - [seek](/zh-CN/api-reference/rtc/electron/play/mediaplayer/mediaplayer-control#api_imediaplayer_seek) - [selectAudioTrack](/zh-CN/api-reference/rtc/electron/play/mediaplayer/mediaplayer-playnrender#api_imediaplayer_selectaudiotrack_imediaplayer) - [selectMultiAudioTrack](/zh-CN/api-reference/rtc/electron/play/audio-mixing#api_imediaplayer_selectmultiaudiotrack) - [setAudioDualMonoMode](/zh-CN/api-reference/rtc/electron/play/mediaplayer/mediaplayer-playnrender#api_imediaplayer_setaudiodualmonomode) - [setAudioPitch](/zh-CN/api-reference/rtc/electron/play/mediaplayer/mediaplayer-playnrender#api_imediaplayer_setaudiopitch) - [setLoopCount](/zh-CN/api-reference/rtc/electron/play/mediaplayer/mediaplayer-playnrender#api_imediaplayer_setloopcount) - [setPlaybackSpeed](/zh-CN/api-reference/rtc/electron/play/mediaplayer/mediaplayer-playnrender#api_imediaplayer_setplaybackspeed) - [setPlayerOptionInInt](/zh-CN/api-reference/rtc/electron/play/mediaplayer/mediaplayer-playnrender#api_imediaplayer_setplayeroption) - [setPlayerOptionInString](/zh-CN/api-reference/rtc/electron/play/mediaplayer/mediaplayer-playnrender#api_imediaplayer_setplayeroption2) - [setRenderMode](/zh-CN/api-reference/rtc/electron/video/video-rendering#api_imediaplayer_setrendermode) - [setView](/zh-CN/api-reference/rtc/electron/play/mediaplayer/mediaplayer-playnrender#api_imediaplayer_setview) - [stop](/zh-CN/api-reference/rtc/electron/play/mediaplayer/mediaplayer-control#api_imediaplayer_stop) - [switchSrc](/zh-CN/api-reference/rtc/electron/play/mediaplayer/mediaplayer-open#api_imediaplayer_switchsrc) - [unloadSrc](/zh-CN/api-reference/rtc/electron/play/mediaplayer/mediaplayer-open#api_imediaplayer_unloadsrc) - [unregisterAudioFrameObserver](/zh-CN/api-reference/rtc/electron/play/mediaplayer/mediaplayer-observer#api_imediaplayer_unregisteraudioframeobserver_imediaplayer) - [unregisterPlayerSourceObserver](/zh-CN/api-reference/rtc/electron/play/mediaplayer/mediaplayer-observer#api_imediaplayer_unregisterplayersourceobserver) - [unregisterVideoFrameObserver](/zh-CN/api-reference/rtc/electron/play/mediaplayer/mediaplayer-observer#api_imediaplayer_unregistervideoframeobserver_imediaplayer) ## IVideoEncodedFrameObserver [#ivideoencodedframeobserver] - [onEncodedVideoFrameReceived](/zh-CN/api-reference/rtc/electron/video/video-encoded#callback_ivideoencodedframeobserver_onencodedvideoframereceived) ## IVideoFrameObserver [#ivideoframeobserver] - [onCaptureVideoFrame](/zh-CN/api-reference/rtc/electron/video/video-raw#callback_ivideoframeobserver_oncapturevideoframe) - [onPreEncodeVideoFrame](/zh-CN/api-reference/rtc/electron/video/video-raw#callback_ivideoframeobserver_onpreencodevideoframe) - [onRenderVideoFrame](/zh-CN/api-reference/rtc/electron/video/video-raw#callback_ivideoframeobserver_onrendervideoframe) ## IMusicPlayer [#imusicplayer] - [openWithSongCode](/zh-CN/api-reference/rtc/electron/play/drm#api_imusicplayer_open_imusicplayer) - [setPlayMode](/zh-CN/api-reference/rtc/electron/play/drm#api_imusicplayer_setplaymode) ## IAudioDeviceManager [#iaudiodevicemanager] - [getPlaybackDeviceInfo](/zh-CN/api-reference/rtc/electron/device-management/audio-device#api_iaudiodevicemanager_getplaybackdeviceinfo) - [getPlaybackDeviceMute](/zh-CN/api-reference/rtc/electron/device-management/audio-device#api_iaudiodevicemanager_getplaybackdevicemute) - [getPlaybackDeviceVolume](/zh-CN/api-reference/rtc/electron/device-management/audio-device#api_iaudiodevicemanager_getplaybackdevicevolume) - [getRecordingDefaultDevice](/zh-CN/api-reference/rtc/electron/device-management/audio-device#api_iaudiodevicemanager_getrecordingdefaultdevice) - [getRecordingDevice](/zh-CN/api-reference/rtc/electron/device-management/audio-device#api_iaudiodevicemanager_getrecordingdevice) - [getRecordingDeviceInfo](/zh-CN/api-reference/rtc/electron/device-management/audio-device#api_iaudiodevicemanager_getrecordingdeviceinfo) - [getRecordingDeviceMute](/zh-CN/api-reference/rtc/electron/device-management/audio-device#api_iaudiodevicemanager_getrecordingdevicemute) - [getRecordingDeviceVolume](/zh-CN/api-reference/rtc/electron/device-management/audio-device#api_iaudiodevicemanager_getrecordingdevicevolume) - [setPlaybackDevice](/zh-CN/api-reference/rtc/electron/device-management/audio-device#api_iaudiodevicemanager_setplaybackdevice) - [setPlaybackDeviceMute](/zh-CN/api-reference/rtc/electron/device-management/audio-device#api_iaudiodevicemanager_setplaybackdevicemute) - [setPlaybackDeviceVolume](/zh-CN/api-reference/rtc/electron/device-management/audio-device#api_iaudiodevicemanager_setplaybackdevicevolume) - [setRecordingDevice](/zh-CN/api-reference/rtc/electron/device-management/audio-device#api_iaudiodevicemanager_setrecordingdevice) - [setRecordingDeviceMute](/zh-CN/api-reference/rtc/electron/device-management/audio-device#api_iaudiodevicemanager_setrecordingdevicemute) - [setRecordingDeviceVolume](/zh-CN/api-reference/rtc/electron/device-management/audio-device#api_iaudiodevicemanager_setrecordingdevicevolume) - [startPlaybackDeviceTest](/zh-CN/api-reference/rtc/electron/device-management/audio-device#api_iaudiodevicemanager_startplaybackdevicetest) - [startRecordingDeviceTest](/zh-CN/api-reference/rtc/electron/device-management/audio-device#api_iaudiodevicemanager_startrecordingdevicetest) - [stopPlaybackDeviceTest](/zh-CN/api-reference/rtc/electron/device-management/audio-device#api_iaudiodevicemanager_stopplaybackdevicetest) - [stopRecordingDeviceTest](/zh-CN/api-reference/rtc/electron/device-management/audio-device#api_iaudiodevicemanager_stoprecordingdevicetest) ## IAudioEncodedFrameObserver [#iaudioencodedframeobserver] - [onMixedAudioEncodedFrame](/zh-CN/api-reference/rtc/electron/audio/audio-encoded#callback_iaudioencodedframeobserver_onmixedaudioencodedframe) - [onPlaybackAudioEncodedFrame](/zh-CN/api-reference/rtc/electron/audio/audio-encoded#callback_iaudioencodedframeobserver_onplaybackaudioencodedframe) - [onRecordAudioEncodedFrame](/zh-CN/api-reference/rtc/electron/audio/audio-encoded#callback_iaudioencodedframeobserver_onrecordaudioencodedframe) ## IAudioFrameObserverBase [#iaudioframeobserverbase] - [onMixedAudioFrame](/zh-CN/api-reference/rtc/electron/audio/audio-raw#callback_iaudioframeobserverbase_onmixedaudioframe) - [onPlaybackAudioFrame](/zh-CN/api-reference/rtc/electron/audio/audio-raw#callback_iaudioframeobserverbase_onplaybackaudioframe) - [onRecordAudioFrame](/zh-CN/api-reference/rtc/electron/audio/audio-raw#callback_iaudioframeobserverbase_onrecordaudioframe) - - ## IMediaEngine [#imediaengine] - [createCustomAudioTrack](/zh-CN/api-reference/rtc/electron/audio/audio-custom-capturenrendering#api_imediaengine_createcustomaudiotrack) - [destroyCustomAudioTrack](/zh-CN/api-reference/rtc/electron/audio/audio-custom-capturenrendering#api_imediaengine_destroycustomaudiotrack) - [pullAudioFrame](/zh-CN/api-reference/rtc/electron/audio/audio-custom-capturenrendering#api_imediaengine_pullaudioframe) - [pushAudioFrame](/zh-CN/api-reference/rtc/electron/audio/audio-custom-capturenrendering#api_imediaengine_pushaudioframe) - [pushVideoFrame](/zh-CN/api-reference/rtc/electron/video/video-custom-capturenrendering#api_imediaengine_pushvideoframe) - [registerAudioFrameObserver](/zh-CN/api-reference/rtc/electron/audio/audio-raw#api_imediaengine_registeraudioframeobserver) - [registerVideoEncodedFrameObserver](/zh-CN/api-reference/rtc/electron/video/video-encoded#api_imediaengine_registervideoencodedframeobserver) - [registerVideoFrameObserver](/zh-CN/api-reference/rtc/electron/video/video-raw#api_imediaengine_registervideoframeobserver) - [setExternalAudioSink](/zh-CN/api-reference/rtc/electron/audio/audio-custom-capturenrendering#api_imediaengine_setexternalaudiosink) - [setExternalVideoSource](/zh-CN/api-reference/rtc/electron/video/video-custom-capturenrendering#api_imediaengine_setexternalvideosource) ## IMediaPlayerAudioFrameObserver [#imediaplayeraudioframeobserver] - [onFrame](/zh-CN/api-reference/rtc/electron/play/mediaplayer/mediaplayer-observer#callback_iaudiopcmframesink_onframe_iaudiopcmframesink) ## IMediaPlayerCacheManager [#imediaplayercachemanager] - [enableAutoRemoveCache](/zh-CN/api-reference/rtc/electron/play/mediaplayer/mediaplayer-cache#api_imediaplayercachemanager_enableautoremovecache) - [getCacheDir](/zh-CN/api-reference/rtc/electron/play/mediaplayer/mediaplayer-cache#api_imediaplayercachemanager_getcachedir) - [getCacheFileCount](/zh-CN/api-reference/rtc/electron/play/mediaplayer/mediaplayer-cache#api_imediaplayercachemanager_getcachefilecount) - [getMaxCacheFileCount](/zh-CN/api-reference/rtc/electron/play/mediaplayer/mediaplayer-cache#api_imediaplayercachemanager_getmaxcachefilecount) - [getMaxCacheFileSize](/zh-CN/api-reference/rtc/electron/play/mediaplayer/mediaplayer-cache#api_imediaplayercachemanager_getmaxcachefilesize) - [removeAllCaches](/zh-CN/api-reference/rtc/electron/play/mediaplayer/mediaplayer-cache#api_imediaplayercachemanager_removeallcaches) - [removeCacheByUri](/zh-CN/api-reference/rtc/electron/play/mediaplayer/mediaplayer-cache#api_imediaplayercachemanager_removecachebyuri) - [removeOldCache](/zh-CN/api-reference/rtc/electron/play/mediaplayer/mediaplayer-cache#api_imediaplayercachemanager_removeoldcache) - [setCacheDir](/zh-CN/api-reference/rtc/electron/play/mediaplayer/mediaplayer-cache#api_imediaplayercachemanager_setcachedir) - [setMaxCacheFileCount](/zh-CN/api-reference/rtc/electron/play/mediaplayer/mediaplayer-cache#api_imediaplayercachemanager_setmaxcachefilecount) - [setMaxCacheFileSize](/zh-CN/api-reference/rtc/electron/play/mediaplayer/mediaplayer-cache#api_imediaplayercachemanager_setmaxcachefilesize) ## IMediaPlayerSourceObserver [#imediaplayersourceobserver] - [onAudioVolumeIndication](/zh-CN/api-reference/rtc/electron/play/mediaplayer/mediaplayer-observer#callback_imediaplayersourceobserver_onaudiovolumeindication_imediaplayersourceobserver) - [onMetaData](/zh-CN/api-reference/rtc/electron/play/mediaplayer/mediaplayer-observer#callback_imediaplayersourceobserver_onmetadata) - [onPlayBufferUpdated](/zh-CN/api-reference/rtc/electron/play/mediaplayer/mediaplayer-observer#callback_imediaplayersourceobserver_onplaybufferupdated) - [onPlayerCacheStats](/zh-CN/api-reference/rtc/electron/play/mediaplayer/mediaplayer-cache#callback_imediaplayersourceobserver_onplayercachestats) - [onPlayerEvent](/zh-CN/api-reference/rtc/electron/play/mediaplayer/mediaplayer-observer#callback_imediaplayersourceobserver_onplayerevent) - [onPlayerInfoUpdated](/zh-CN/api-reference/rtc/electron/play/mediaplayer/mediaplayer-observer#callback_imediaplayersourceobserver_onplayerinfoupdated) - [onPlayerPlaybackStats](/zh-CN/api-reference/rtc/electron/play/mediaplayer/mediaplayer-info#callback_imediaplayersourceobserver_onplayerplaybackstats) - [onPlayerSourceStateChanged](/zh-CN/api-reference/rtc/electron/play/mediaplayer/mediaplayer-observer#callback_imediaplayersourceobserver_onplayersourcestatechanged) - [onPlayerSrcInfoChanged](/zh-CN/api-reference/rtc/electron/play/mediaplayer/mediaplayer-observer#callback_imediaplayersourceobserver_onplayersrcinfochanged) - [onPositionChanged](/zh-CN/api-reference/rtc/electron/play/mediaplayer/mediaplayer-observer#callback_imediaplayersourceobserver_onpositionchanged) - [onPreloadEvent](/zh-CN/api-reference/rtc/electron/play/mediaplayer/mediaplayer-observer#callback_imediaplayersourceobserver_onpreloadevent) ## IMediaRecorder [#imediarecorder] - [addListener](/zh-CN/api-reference/rtc/electron/recording#api_imediarecorder_addlistener_imediarecorder) - [destroyMediaRecorder](/zh-CN/api-reference/rtc/electron/recording#api_irtcengine_destroymediarecorder) - [removeListener](/zh-CN/api-reference/rtc/electron/recording#api_imediarecorder_removelistener_imediarecorder) - [removeAllListeners](/zh-CN/api-reference/rtc/electron/recording#api_imediarecorder_removealllisteners_imediarecorder) - [setMediaRecorderObserver](/zh-CN/api-reference/rtc/electron/recording#api_imediarecorder_setmediarecorderobserver) - [startRecording](/zh-CN/api-reference/rtc/electron/recording#api_imediarecorder_startrecording) - [stopRecording](/zh-CN/api-reference/rtc/electron/recording#api_imediarecorder_stoprecording) ## IMediaRecorderObserver [#imediarecorderobserver] - [onRecorderInfoUpdated](/zh-CN/api-reference/rtc/electron/recording#callback_imediarecorderobserver_onrecorderinfoupdated) - [onRecorderStateChanged](/zh-CN/api-reference/rtc/electron/recording#callback_imediarecorderobserver_onrecorderstatechanged) ## IMetadataObserver [#imetadataobserver] - [onMetadataReceived](/zh-CN/api-reference/rtc/electron/metadata/metadata-observer#callback_imetadataobserver_onmetadatareceived) ## IMusicContentCenter [#imusiccontentcenter] - [createMusicPlayer](/zh-CN/api-reference/rtc/electron/play/drm#api_imusiccontentcenter_createmusicplayer) - [destroyMusicPlayer](/zh-CN/api-reference/rtc/electron/play/drm#api_imusiccontentcenter_destroymusicplayer) - [getCaches](/zh-CN/api-reference/rtc/electron/play/drm#api_imusiccontentcenter_getcaches) - [getInternalSongCode](/zh-CN/api-reference/rtc/electron/play/drm#api_imusiccontentcenter_getinternalsongcode) - [getLyric](/zh-CN/api-reference/rtc/electron/play/drm#api_imusiccontentcenter_getlyric) - [getMusicCharts](/zh-CN/api-reference/rtc/electron/play/drm#api_imusiccontentcenter_getmusiccharts) - [getMusicCollectionByMusicChartId](/zh-CN/api-reference/rtc/electron/play/drm#api_imusiccontentcenter_getmusiccollectionbymusicchartid) - [getSongSimpleInfo](/zh-CN/api-reference/rtc/electron/play/drm#api_imusiccontentcenter_getsongsimpleinfo) - [initialize](/zh-CN/api-reference/rtc/electron/play/drm#api_imusiccontentcenter_initialize_imusiccontentcenter) - [initialize](/zh-CN/api-reference/rtc/electron/play/drm#api_imusiccontentcenter_initialize_imusiccontentcenter) - [isPreloaded](/zh-CN/api-reference/rtc/electron/play/drm#api_imusiccontentcenter_ispreloaded) - [Preload](/zh-CN/api-reference/rtc/electron/play/drm#api_imusiccontentcenter_preload2) - [registerEventHandler](/zh-CN/api-reference/rtc/electron/play/drm#api_imusiccontentcenter_registereventhandler_imusiccontentcenter) - [release](/zh-CN/api-reference/rtc/electron/play/drm#api_imusiccontentcenter_release_imusiccontentcenter) - [removeCache](/zh-CN/api-reference/rtc/electron/play/drm#api_imusiccontentcenter_removecache) - [renewToken](/zh-CN/api-reference/rtc/electron/play/drm#api_imusiccontentcenter_renewtoken_imusiccontentcenter) - [searchMusic](/zh-CN/api-reference/rtc/electron/play/drm#api_imusiccontentcenter_searchmusic) - [unregisterEventHandler](/zh-CN/api-reference/rtc/electron/play/drm#api_imusiccontentcenter_unregistereventhandler_imusiccontentcenter) ## IMusicContentCenterEventHandler [#imusiccontentcentereventhandler] - [onLyricResult](/zh-CN/api-reference/rtc/electron/play/drm#callback_imusiccontentcentereventhandler_onlyricresult) - [onMusicChartsResult](/zh-CN/api-reference/rtc/electron/play/drm#callback_imusiccontentcentereventhandler_onmusicchartsresult) - [onMusicCollectionResult](/zh-CN/api-reference/rtc/electron/play/drm#callback_imusiccontentcentereventhandler_onmusiccollectionresult) - [onPreLoadEvent](/zh-CN/api-reference/rtc/electron/play/drm#callback_imusiccontentcentereventhandler_onpreloadevent_imusiccontentcentereventhandler) - [onSongSimpleInfoResult](/zh-CN/api-reference/rtc/electron/play/drm#callback_imusiccontentcentereventhandler_onsongsimpleinforesult) ## IVideoDeviceManager [#ivideodevicemanager] - [enumerateVideoDevices](/zh-CN/api-reference/rtc/electron/device-management/video-device#api_ivideodevicemanager_enumeratevideodevices) - [getCapability](/zh-CN/api-reference/rtc/electron/device-management/video-device#api_ivideodevicemanager_getcapability) - [numberOfCapabilities](/zh-CN/api-reference/rtc/electron/device-management/video-device#api_ivideodevicemanager_numberofcapabilities)