setAudioMixingSendVolume method Null safety

Future<int> setAudioMixingSendVolume(
  1. int volume
)

Sets the publishing volume of a mixing audio stream.

Implementation

Future<int> setAudioMixingSendVolume(int volume) async {
  IntValue reply =
      await _api.setAudioMixingSendVolume(IntValue()..value = volume);
  return reply.value ?? -1;
}