private void GetAudioMeterInformation()
{
object result;
Marshal.ThrowExceptionForHR(_RealDevice.Activate(ref IID_IAudioMeterInformation, 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 AudioMeterInformation(_meters);
if (_volume != null)
_SimpleAudioVolume = new SimpleAudioVolume(_volume);
_AudioSessionControl = realAudioSessionControl;
}