setVoiceBeautifierPreset method Null safety

Future<int> setVoiceBeautifierPreset(
  1. int preset
)

Sets a preset voice beautifier effect.
The method can set a preset voice beautifier effect for a local user who sends an audio stream.

Note: This call this method before or after joining a room. By default, the voice beautifier effect is disabled after the call ends. [preset] indicates the preset voice beautifier effect. By default, the voice beautifier effect is disabled. For more information, see [ NERtcVoiceBeautifierType]

Implementation

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