registerAudioFrameObserver method

FutureOr<int> registerAudioFrameObserver(
  1. id<ByteRTCMediaPlayerAudioFrameObserver> observer
)

@detail api @brief Register an observer to receive related callbacks when the local media file is mixing. @param observer See ByteRTCMediaPlayerAudioFrameObserver{@link #ByteRTCMediaPlayerAudioFrameObserver}. @return - 0: Success. - < 0 : Fail. See ByteRTCReturnStatus{@link #ByteRTCReturnStatus} for more details. @note The API is valid for audio file, not PCM data.

Implementation

FutureOr<int> registerAudioFrameObserver(
    id<ByteRTCMediaPlayerAudioFrameObserver> observer) async {
  return await nativeCall('registerAudioFrameObserver:', [observer]);
}