NewTOAPIA.DirectShow.VideoCaptureDevice.AcquireInterfaces C# (CSharp) Method

        void AcquireInterfaces()
        {
            graphBuilder = (IGraphBuilder)new FilterGraph();
            captureGraphBuilder = (ICaptureGraphBuilder2)new CaptureGraphBuilder2();
            mediaControl = (IMediaControl)graphBuilder;
            //win = (IVideoWindow)graphBuilder;

            // Null Renderer
            nullRenderer = new NullRenderer();
            nullRendererFilter = (IBaseFilter)nullRenderer;

            // Sample grabber
            sampleGrabber = (ISampleGrabber)new SampleGrabber();
            grabberFilter = (IBaseFilter)sampleGrabber;

        }