Dice Recognition

    private void Form1_Load(object sender, EventArgs e)
        {
            WebCam_1 = new Capture(0);
            WebCam_1.SetCaptureProperty(Emgu.CV.CvEnum.CAP_PROP.CV_CAP_PROP_FRAME_WIDTH, 640);
            WebCam_1.SetCaptureProperty(Emgu.CV.CvEnum.CAP_PROP.CV_CAP_PROP_FRAME_HEIGHT, 480);
            Application.Idle += Application_Idle;
        }

        void Application_Idle(object sender, EventArgs e)
        {
            frame = WebCam_1.QueryFrame();
            Capture_Image.Image = frame;

        }

        private void button1_Click(object sender, EventArgs e)
        {
            Image<Gray, Byte> GrayImage = frame.Convert<Gray, Byte>();
            CvInvoke.cvShowImage("Gray Image", GrayImage);

            Gray BinaryThreshold = new Gray(130);
            Image<Gray, byte> BinaryImage = GrayImage.ThresholdBinary(BinaryThreshold, new Gray(255));
            CvInvoke.cvShowImage("Binary Image", BinaryImage);

            CircleF[] cir = BinaryImage.HoughCircles(new Gray(255), new Gray(20), 5, 12, 12, 18)[0];
            int total_points = 0;
            foreach (CircleF ci in cir)
            {
                BinaryImage.Draw(ci, new Gray(128), 1);
                total_points++;
            }
            textBox1.Text = total_points.ToString();
            Processed.Image = BinaryImage;
        }