onUserStopAudioCapture property Null safety

OnUserOperateMediaCaptureType? onUserStopAudioCapture
read / write

房间内的用户调用 RTCVideo.stopAudioCapture 关闭音频采集时，房间内其他用户会收到此回调

Implementation

OnUserOperateMediaCaptureType? onUserStopAudioCapture;