Agora C++ API Reference for All Platforms

Here is a list of all class members with links to the classes they belong to:

### - u -

- uBuffer : agora::media::base::VideoFrame
- uid : agora::media::UserAudioSpectrumInfo , agora::rtc::audio_transport_packet_info , agora::rtc::AudioVolumeInfo , agora::rtc::ChannelMediaInfo , agora::rtc::control_broadcast_packet_t , agora::rtc::EncodedVideoFrameInfo , agora::rtc::ExtensionContext , agora::rtc::IAVDataObserver::AVData , agora::rtc::ILocalVideoTrackEx::AttachInfo , agora::rtc::IMetadataObserver::Metadata , agora::rtc::LayoutInternal , agora::rtc::LocalVideoStats , agora::rtc::peer_message_t , agora::rtc::RecorderStreamInfo , agora::rtc::RemoteAudioStats , agora::rtc::RemoteAudioTrackStats , agora::rtc::RemoteVideoStats , agora::rtc::RemoteVideoTrackStats , agora::rtc::rtc_packet_t , agora::rtc::TranscodingUser , agora::rtc::UserInfo , agora::rtc::video_custom_ctrl_broadcast_packet_t , agora::rtc::video_transport_packet_info , agora::rtc::VideoAvailabilityIndicator , agora::rtc::VideoCanvas , agora::rtc::VideoCompositingLayout::Region , agora::VideoLayout
- uid_ : agora::rtc::SMediaFrame
- uidlayout : agora::rtc::VideoLayoutInfoInternal
- unfiltered : agora::rtc::IScreenCaptureSource::ScreenSourceListOption
- Uninitialize() : agora::rtc::IDiagnosticService
- UNKNOWN : agora::rtc::IExtensionProvider
- UNKNOWN_METADATA : agora::rtc::IMetadataObserver
- unloadAllEffect : agora::rtc::LeaveChannelOptions
- unloadAllEffects() : agora::rtc::IRtcEngine
- unloadEffect() : agora::rtc::IRtcEngine
- unloadSrc() : agora::rtc::IMediaPlayerSource
- unmuteRemoteFromTimestamp() : agora::rtc::ILocalUserEx , agora::rtc::IRemoteAudioTrack
- unpublishAudio() : agora::rtc::ILocalUser , agora::rtc::IRtmpLocalUser
- unpublishAudioLLApiInternal() : agora::rtc::ILocalUserEx
- unpublishDataChannel() : agora::rtc::ILocalUser
- unpublishDataChannelLLApiInternal() : agora::rtc::ILocalUserEx
- unpublishVideo() : agora::rtc::ILocalUser , agora::rtc::IRtmpLocalUser
- unpublishVideoLLApiInternal() : agora::rtc::ILocalUserEx
- unregisterAgoraServiceObserver() : agora::base::IAgoraServiceEx
- unregisterAudioEncodedFrameReceiver() : agora::rtc::IRemoteAudioTrack
- unregisterAudioEncodedFrameReceiverLLApiInternal() : agora::rtc::IRemoteAudioTrackEx
- unregisterAudioFrameDumpObserver() : agora::rtc::ILocalUserEx
- unregisterAudioFrameObserver() : agora::rtc::ILocalUser , agora::rtc::IMediaPlayerSource , agora::rtc::IRecordingDeviceSource , agora::rtc::IRtmpLocalUser
- unregisterAudioFrameObserverLLApiInternal() : agora::rtc::ILocalUserEx
- unregisterAudioSpectrumObserver() : agora::rtc::ILocalUser , agora::rtc::IRtcEngine
- unregisterAudioSpectrumObserverLLApiInternal() : agora::rtc::ILocalUserEx
- unregisterCameraObserver() : agora::rtc::ICameraCapturer
- unregisterCameraObserverLLApiInternal() : agora::rtc::ICameraCapturerEx
- unRegisterCapabilitiesObserver() : agora::rtc::ILocalUserEx
- unregisterDataChannelObserver() : agora::rtc::ILocalUser
- unregisterDataChannelObserverLLApiInternal() : agora::rtc::ILocalUserEx
- UnregisterDumpStateObserver() : agora::rtc::IDiagnosticService
- unregisterEventHandler() : agora::rtc::IMediaRelayService , agora::rtc::IRtcEngine
- unregisterExternalTransportLLApiInternal() : agora::base::ISyncClientEx
- unregisterLocalUserObserver() : agora::rtc::ILocalUser
- unregisterLocalUserObserverLLApiInternal() : agora::rtc::ILocalUserEx
- unregisterLocalVideoEncodedFrameObserver() : agora::rtc::ILocalUser
- unregisterLocalVideoEncodedFrameObserverLLApiInternal() : agora::rtc::ILocalUserEx
- UnregisterMediaControlPacketCallback() : agora::rtc::IMediaControlPacketSenderEx
- unregisterMediaControlPacketReceiver() : agora::rtc::ILocalUser
- unregisterMediaControlPacketReceiverLLApiInternal() : agora::rtc::ILocalUserEx
- unregisterMediaMetadataObserver() : agora::rtc::IRtcEngine
- UnregisterMediaPacketCallback() : agora::rtc::IMediaPacketSenderEx
- unregisterMediaPacketReceiver() : agora::rtc::IRemoteAudioTrack , agora::rtc::IRemoteVideoTrack
- unregisterMediaPacketReceiverLLApiInternal() : agora::rtc::IRemoteAudioTrackEx , agora::rtc::IRemoteVideoTrackEx
- unregisterModuleControlPanel() : agora::rtc::ILocalVideoTrackEx
- unregisterNetworkObserver() : agora::rtc::IRtcConnection
- unregisterNetworkObserverLLApiInternal() : agora::rtc::IRtcConnectionEx
- unregisterObserver() : agora::rtc::IMediaStreamingSource , agora::rtc::INGAudioDeviceManager , agora::rtc::IRtcConnection , agora::rtc::IRtmpConnection , agora::rtc::IRtmpStreamingService , agora::rtm::IRtmService
- unregisterObserverLLApiInternal() : agora::rtc::IRtcConnectionEx , agora::rtc::IRtmpConnectionEx
- unregisterPlayerSourceObserver() : agora::rtc::IMediaPlayerSource
- unregisterProactiveCaller() : agora::rtc::ILocalVideoTrackEx , agora::rtc::IRemoteVideoTrackEx
- UnregisterRtcConnection() : agora::rtc::IDiagnosticService
- unregisterRtmpUserObserver() : agora::rtc::IRtmpLocalUser
- unregisterScreenCaptureObserver() : agora::rtc::IScreenCapturerEx
- unregisterServiceEventObserver() : agora::base::IAgoraServiceEx
- unregisterSyncClientObserver() : agora::base::ISyncClient
- unregisterSyncClientObserverLLApiInternal() : agora::base::ISyncClientEx
- unregisterTrackObserver() : agora::rtc::ILocalAudioTrack , agora::rtc::ILocalVideoTrackEx , agora::rtc::IRemoteVideoTrackEx
- unregisterTrackObserverLLApiInternal() : agora::rtc::ILocalAudioTrackEx
- unregisterTranscoderObserver() : agora::rtc::IH265Transcoder
- unregisterVideoEncodedFrameObserver() : agora::rtc::ILocalUser , agora::rtc::IRemoteVideoTrack
- unregisterVideoEncodedFrameObserverLLApiInternal() : agora::rtc::ILocalUserEx , agora::rtc::IRemoteVideoTrackEx
- unregisterVideoEncodedImageReceiver() : agora::rtc::ILocalVideoTrackEx
- unregisterVideoFrameObserver() : agora::rtc::ILocalUser , agora::rtc::IRtmpLocalUser
- unregisterVideoFrameObserverLLApiInternal() : agora::rtc::ILocalUserEx
- unregisterVideoLayoutObserver() : agora::rtc::ILocalUserEx
- unregisterVideoMetadataObserver() : agora::rtc::ILocalUserEx
- unsetView() : agora::rtc::IVideoRenderer
- unsetViewLLApiInternal() : agora::rtc::IVideoRendererEx
- unskip_system_window : agora::rtc::IScreenCaptureSource::ScreenSourceListOption
- unsubscribe() : agora::base::ISyncClient
- unsubscribeAllAudio() : agora::rtc::ILocalUser
- unsubscribeAllAudioLLApiInternal() : agora::rtc::ILocalUserEx
- unsubscribeAllVideo() : agora::rtc::ILocalUser
- unsubscribeAllVideoLLApiInternal() : agora::rtc::ILocalUserEx
- unsubscribeAudio() : agora::rtc::ILocalUser
- unsubscribeAudioLLApiInternal() : agora::rtc::ILocalUserEx
- unsubscribeDataChannel() : agora::rtc::ILocalUser
- unsubscribeDataChannelLLApiInternal() : agora::rtc::ILocalUserEx
- unsubscribeLLApiInternal() : agora::base::ISyncClientEx
- unsubscribeReceivePacketHandler() : agora::rtc::IRtcConnectionEx
- unsubscribeVideo() : agora::rtc::ILocalUser
- unsubscribeVideoLLApiInternal() : agora::rtc::ILocalUserEx
- update_ratio : agora::rtc::ScreenCaptureMetaInfo
- UpdateAdaptiveScenarioTypeAndChannelSize() : agora::rtc::ILocalVideoTrackEx
- updateAppDefinedCapabilities() : agora::rtc::ILocalUserEx
- updateAttributes() : agora::rtm::IChannel
- updateCaptureRegion() : agora::rtc::IScreenCaptureSource
- UpdateChannelBandwidthAndSubscription() : agora::rtc::ILocalVideoTrackEx
- updateChannelMediaOptions() : agora::rtc::IRtcEngine
- updateChannelMediaOptionsEx() : agora::rtc::IRtcEngineEx
- updateContentHint() : agora::rtc::ILocalVideoTrackEx
- updateDirectCdnStreamingMediaOptions() : agora::rtc::IRtcEngine
- updateDocValue() : agora::base::ISyncClient
- updateDocValueLLApiInternal() : agora::base::ISyncClientEx
- updateLocalAudioMixerConfiguration() : agora::rtc::IRtcEngine
- updateLocalTranscoderConfiguration() : agora::rtc::IRtcEngine
- updatePreloadChannelToken() : agora::rtc::IRtcEngine
- UpdateRemoteDlBweFeedback() : agora::rtc::ILocalVideoTrackEx
- updateRtmpTranscoding() : agora::rtc::IRtcEngine , agora::rtc::IRtmpStreamingService
- updateRtmpTranscodingEx() : agora::rtc::IRtcEngineEx
- updateScreenCapture() : agora::rtc::IRtcEngine
- updateScreenCaptureParameters() : agora::rtc::IRtcEngine
- updateScreenCaptureRegion() : agora::rtc::IRtcEngine , agora::rtc::IScreenCapturer2 , agora::rtc::IScreenCapturer
- updateScreenCaptureRegionLLApiInternal() : agora::rtc::IScreenCapturerEx2 , agora::rtc::IScreenCapturerEx
- updateScreenCaptureScenario() : agora::rtc::ILocalVideoTrackEx
- uplink_acm_async_process : agora::rtc::AudioOptions
- uplink_apm_async_process : agora::rtc::AudioOptions
- uplink_cost_time_ms : agora::rtc::LocalVideoTrackStats
- uplink_gain : agora::rtc::AudioOptions
- uplink_packet_loss_fraction : agora::rtc::ILocalUser::ANAStats
- uplink_peq_enable : agora::rtc::AudioOptions
- uplink_voice_over_enable : agora::rtc::AudioOptions
- UplinkNetworkInfo() : agora::rtc::UplinkNetworkInfo
- uplinkReport : agora::rtc::LastmileProbeResult
- uploadLogFile() : agora::rtc::IRtcEngine
- uri : agora::media::base::MediaSource
- url : agora::media::base::MediaSource , agora::rtc::RtcImage
- use_keyframe_type_from_parser : agora::rtc::VideoConfigurationEx
- use_media_volume_in_audience : agora::rtc::AudioOptions
- use_media_volume_in_bluetooth : agora::rtc::AudioOptions
- use_media_volume_in_headset : agora::rtc::AudioOptions
- use_media_volume_in_solo : agora::rtc::AudioOptions
- use_sent_ts_enable : agora::rtc::VideoConfigurationEx
- use_single_slice_parser : agora::rtc::VideoConfigurationEx
- useExternalEglContext : agora::base::AgoraServiceConfiguration , agora::rtc::RtcEngineContext
- user_id : agora::rtc::peer_message_t
- user_id_ : agora::rtc::ILocalVideoTrackEx
- USER_MEDIA_INFO : agora::rtc::ILocalUserObserver
- USER_MEDIA_INFO_ENABLE_LOCAL_VIDEO : agora::rtc::ILocalUserObserver
- USER_MEDIA_INFO_ENABLE_VIDEO : agora::rtc::ILocalUserObserver
- USER_MEDIA_INFO_MUTE_AUDIO : agora::rtc::ILocalUserObserver
- USER_MEDIA_INFO_MUTE_VIDEO : agora::rtc::ILocalUserObserver
- userAccount : agora::rtc::UserInfo
- UserAudioSpectrumInfo() : agora::media::UserAudioSpectrumInfo
- userCount : agora::rtc::LiveTranscoding , agora::rtc::RtcStats
- UserId() : agora::IRemoteDataChannel
- userId : agora::rtc::AudioVolumeInformation , agora::rtc::DownlinkNetworkInfo::PeerDownlinkInfo , agora::rtc::TConnectSettings , agora::rtc::WebAgentVideoStats , agora::UserDataChannelInfo , agora::UserInfo
- UserInfo() : agora::rtc::UserInfo , agora::UserInfo
- useStringUid : agora::base::AgoraServiceConfiguration , agora::base::IAgoraServiceEx
- uStride : agora::media::base::VideoFrame