实时音视频 > API 文档 > iOS >QNRemoteVideoTrackDelegate

QNRemoteVideoTrackDelegate

最近更新时间: 2022-06-30 15:50:27

远端视频 Track 回调代理，可通过 QNRemoteVideoTrack.delegate 进行设置，用来实现远端视频 Track 数据以及发生变化的回调。

Index

Core Methods

didGetPixelBuffer

- (void)remoteVideoTrack:(QNRemoteVideoTrack *)remoteVideoTrack didGetPixelBuffer:(CVPixelBufferRef)pixelBuffer
远端视频 Track 的视频数据回调

Parameters
- remoteVideoTrack: QNRemoteVideoTrack
  
  远端视频 Track
- pixelBuffer: CVPixelBufferRef
  
  具体的视频数据格式，可通过 CVPixelBufferGetPixelFormatType 获取

didMuteStateChanged

- (void)remoteVideoTrack:(QNRemoteVideoTrack *)remoteVideoTrack didMuteStateChanged:(BOOL)isMuted;
远端视频 Track 静默的回调

Parameters
- remoteVideoTrack: QNRemoteVideoTrack
  
  远端音频 Track
- isMuted: BOOL
  
  是否静默

didVideoProfileChanged

- (void)remoteVideoTrack:(QNRemoteVideoTrack *)remoteVideoTrack didVideoProfileChanged:(QNTrackProfile)profile;
远端视频 Track 分辨率发生变化的回调

Parameters
- remoteVideoTrack: QNRemoteVideoTrack
  
  远端视频 Track
- profile: QNTrackProfile
  
  分辨率等级

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