private void GetAudioMeterInformation()
{
object result;
Marshal.ThrowExceptionForHR(_realDevice.Activate(ref _audioMeterInformationGuid, CLSCTX.ALL, IntPtr.Zero, out result));
_audioMeterInformation = new AudioMeterInformation(result as IAudioMeterInformation);
}
internal AudioSessionControl(IAudioSessionControl2 realAudioSessionControl)
{
IAudioMeterInformation _meters = realAudioSessionControl as IAudioMeterInformation;
ISimpleAudioVolume _volume = realAudioSessionControl as ISimpleAudioVolume;
if (_meters != null)
{
_AudioMeterInformation = new CoreAudioApi.AudioMeterInformation(_meters);
}
if (_volume != null)
{
_SimpleAudioVolume = new SimpleAudioVolume(_volume);
}
_AudioSessionControl = realAudioSessionControl;
}