public virtual void ReleaseGUIResources()
{
// Releases all Direct3D related resources
_initialized = false;
FilterState state;
IMediaControl mc = (IMediaControl)_graphBuilder;
mc.GetState(10, out state);
if (state != FilterState.Stopped)
{
mc.StopWhenReady();
mc.Stop();
}
if (_evr != null)
{
// Get the currently connected EVR Pins to restore the connections later
FilterGraphTools.GetConnectedPins(_evr, PinDirection.Input, _evrConnectionPins);
_graphBuilder.RemoveFilter(_evr);
FilterGraphTools.TryRelease(ref _evr);
}
EvrDeinit(_presenterInstance);
FreeEvrCallback();
}