void GetAudioPlaybackDevice() { string audioPlaybackDeviceName = ""; string audioPlaybackDeviceId = ""; audioPlaybackDeviceManager = (AudioPlaybackDeviceManager)mRtcEngine.GetAudioPlaybackDeviceManager(); audioPlaybackDeviceManager.CreateAAudioPlaybackDeviceManager(); int count = audioPlaybackDeviceManager.GetAudioPlaybackDeviceCount(); logger.UpdateLog(string.Format("AudioPlaybackDeviceManager count: {0}", count)); for (int i = 0; i < count; i++) { audioPlaybackDeviceManager.GetAudioPlaybackDevice(i, ref audioPlaybackDeviceName, ref audioPlaybackDeviceId); audioPlaybackDeviceDic.Add(i, audioPlaybackDeviceId); logger.UpdateLog(string.Format("AudioPlaybackDevice device index: {0}, name: {1}, id: {2}", i, audioPlaybackDeviceName, audioPlaybackDeviceId)); } }