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Voice SDK v4.5.2 for Electron
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  1. Home
  2. Voice SDK for Electron
  3. IMetadataObserver

    The metadata observer.

  • Voice SDK for Electron
    • API Overview

      Agora provides ensured quality of experience (QoE) for worldwide Internet-based voice and video communications through SD-RTN™.

    • IRtcEngine

      The basic interface of the Agora SDK that implements the core functions of real-time communication.

    • IRtcEngineEx

      This interface class contains multi-channel methods.

    • IRtcEngineEventHandler

      The SDK uses the IRtcEngineEventHandler interface to send event notifications to your app. Your app can get those notifications through methods that inherit this interface.

    • IMediaPlayer

      This class provides media player functions and supports multiple instances.

    • IAudioEncodedFrameObserver

      The encoded audio observer.

    • IAudioDeviceManager

      Audio device management methods.

    • IVideoDeviceManager

      Video device management methods.

    • IMediaPlayerCacheManager

      This class provides methods to manage cached media files.

    • IMediaEngine

      The IMediaEngine class.

    • IMediaPlayerSourceObserver

      Provides callbacks for media players.

    • IAudioPcmFrameSink

      This class is used to get raw PCM audio.

    • IAudioFrameObserver

      The audio frame observer.

    • IAudioFrameObserverBase

      The audio frame observer.

    • IAudioSpectrumObserver

      The audio spectrum observer.

    • IMetadataObserver

      The metadata observer.

    • IVideoEncodedFrameObserver

      Receives encoded video images.

    • IMediaPlayerVideoFrameObserver

      The video frame observer for the media player.

    • IVideoFrameObserver

      The IVideoFrameObserver class.

    • IFaceInfoObserver

      Facial information observer.

    • ILocalSpatialAudioEngine

      This class calculates user positions through the SDK to implement the spatial audio effect.

    • Class and Enum

      This page lists all the definitions of Class and the enums for Electron.

IMetadataObserver

The metadata observer.

You can call registerMediaMetadataObserver to register or unregister the IMetadataObserver object.

onMetadataReceived

Occurs when the local user receives the metadata.

  onMetadataReceived?(metadata: Metadata): void;

Parameters

metadata
The metadata received. See Metadata.
On this page
  • onMetadataReceived
    • Parameters
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