internal AudioEndpointVolume(IAudioEndpointVolume realEndpointVolume)
{
uint HardwareSupp;
_AudioEndPointVolume = realEndpointVolume;
_Channels = new AudioEndpointVolumeChannels(_AudioEndPointVolume);
_StepInformation = new AudioEndpointVolumeStepInformation(_AudioEndPointVolume);
Marshal.ThrowExceptionForHR(_AudioEndPointVolume.QueryHardwareSupport(out HardwareSupp));
_HardwareSupport = (EEndpointHardwareSupport)HardwareSupp;
_VolumeRange = new AudioEndPointVolumeVolumeRange(_AudioEndPointVolume);
_CallBack = new AudioEndpointVolumeCallback(this);
Marshal.ThrowExceptionForHR(_AudioEndPointVolume.RegisterControlChangeNotify( _CallBack));
}
public void Dispose()
{
if (_CallBack != null)
{
Marshal.ThrowExceptionForHR(_AudioEndPointVolume.UnregisterControlChangeNotify( _CallBack ));
_CallBack = null;
}
}