adjustAudioMixingPlayoutVolume abstract method
Adjusts the local playback volume of the music file.
volumeVolume of the music file. The range is0,100, where 100 (default) is the original volume.
Returns When the method call succeeds, there is no return value; when fails, the AgoraRtcException exception is thrown. You need to catch the exception and handle it accordingly. See Error Codes for details and resolution suggestions.
Implementation
Future<void> adjustAudioMixingPlayoutVolume(int volume);