registerAudioFrameObserver method

FutureOr<int> registerAudioFrameObserver(
  1. IMediaPlayerAudioFrameObserver observer
)

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

Implementation

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