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Voice SDK for Flutter
MediaPlayerVideoFrameObserver
The video frame observer for the media player.

Voice SDK for Flutter
- API Overview
  Agora provides ensured quality of experience (QoE) for worldwide Internet-based voice and video communications through SD-RTN™.
- RtcEngine
  The basic interface of the Agora SDK that implements the core functions of real-time communication.
- RtcEngineEx
  This interface class contains multi-channel methods.
- RtcEngineEventHandler
  The SDK uses the RtcEngineEventHandler interface to send event notifications to your app. Your app can get those notifications through methods that inherit this interface.
- MediaPlayer
  This class provides media player functions and supports multiple instances.
- AudioEncodedFrameObserver
  The encoded audio observer.
- AudioDeviceManager
  Audio device management methods.
- VideoDeviceManager
  Video device management methods.
- MediaEngine
  The MediaEngine class.
- MediaPlayerCacheManager
  This class provides methods to manage cached media files.
- MediaPlayerSourceObserver
  Provides callbacks for media players.
- AudioPcmFrameSink
  This class is used to get raw PCM audio.
- AudioFrameObserverBase
  The audio frame observer.
- AudioSpectrumObserver
  The audio spectrum observer.
- MetadataObserver
  The metadata observer.
- VideoEncodedFrameObserver
  Receives encoded video images.
- VideoFrameObserver
  The IVideoFrameObserver class.
- LocalSpatialAudioEngine
  This class calculates user positions through the SDK to implement the spatial audio effect.
- MediaPlayerVideoFrameObserver
  The video frame observer for the media player.
- RtcEngineExt
  The derived interface class from RtcEngine.
- AgoraVideoView
  The AgoraVideoView Class for rendering local and remote video.
- MediaPlayerController
  The AgoraVideoView controller used to render the video for the media player.
- VideoViewController
  A AgoraVideoView controller for rendering local and remote video.
- Class and Enum
  This page lists all the definitions of Class and the enums for Flutter.

MediaPlayerVideoFrameObserver

The video frame observer for the media player.

You can call registerVideoFrameObserver to register or unregister the MediaPlayerVideoFrameObserver object.

onFrame

Occurs each time the player receives a video frame.

final void Function(VideoFrame frame)? onFrame;

After registering the video frame observer, the callback occurs every time the player receives a video frame, reporting the detailed information of the video frame.

Parameters

frame: Video frame information. See VideoFrame.