/// <summary>
/// Creates a new Audio endpoint volume
/// </summary>
/// <param name="realEndpointVolume">IAudioEndpointVolume COM interface</param>
internal AudioEndpointVolume(IAudioEndpointVolume realEndpointVolume)
{
uint hardwareSupp;
audioEndPointVolume = realEndpointVolume;
channels = new AudioEndpointVolumeChannels(audioEndPointVolume);
stepInformation = new AudioEndpointVolumeStepInformation(audioEndPointVolume);
Marshal.ThrowExceptionForHR(audioEndPointVolume.QueryHardwareSupport(out hardwareSupp));
hardwareSupport = (EndpointHardwareSupport) hardwareSupp;
volumeRange = new AudioEndpointVolumeVolumeRange(audioEndPointVolume);
callBack = new AudioEndpointVolumeCallback(this);
Marshal.ThrowExceptionForHR(audioEndPointVolume.RegisterControlChangeNotify(callBack));
}
/// <summary>
/// Dispose
/// </summary>
public void Dispose()
{
if (callBack != null)
{
Marshal.ThrowExceptionForHR(audioEndPointVolume.UnregisterControlChangeNotify(callBack));
callBack = null;
}
GC.SuppressFinalize(this);
}
