Accord.Imaging.SusanCornersDetector.ProcessImage C# (CSharp) Method

        public List<IntPoint> ProcessImage(Bitmap image)
        {
            // check image format
            if (
                (image.PixelFormat != PixelFormat.Format8bppIndexed) &&
                (image.PixelFormat != PixelFormat.Format24bppRgb) &&
                (image.PixelFormat != PixelFormat.Format32bppRgb) &&
                (image.PixelFormat != PixelFormat.Format32bppArgb)
                )
            {
                throw new UnsupportedImageFormatException("Unsupported pixel format of the source image.");
            }

            // lock source image
            BitmapData imageData = image.LockBits(
                new Rectangle(0, 0, image.Width, image.Height),
                ImageLockMode.ReadOnly, image.PixelFormat);

            List<IntPoint> corners;

            try
            {
                // process the image
                corners = ProcessImage(new UnmanagedImage(imageData));
            }
            finally
            {
                // unlock image
                image.UnlockBits(imageData);
            }

            return corners;
        }

        public void RansacLineConstructorTest2()
        {
            Accord.Math.Random.Generator.Seed = 0;

            Bitmap image = Accord.Imaging.Image.Clone(Resources.noise_line);

            //Accord.Controls.ImageBox.Show(image); 

            var detector = new SusanCornersDetector();

            List<IntPoint> cloud = detector.ProcessImage(image);
            Assert.AreEqual(211, cloud.Count);

            Bitmap marks = new PointsMarker(cloud, Color.Pink).Apply(image);
            //Accord.Controls.ImageBox.Show(marks);

            RansacLine ransac = new RansacLine(5, 1e-10);
            Line line = ransac.Estimate(cloud);

            Assert.AreEqual(0.501134932f, line.Intercept, 1e-5);
            Assert.AreEqual(-0.865369201f, line.Slope, 1e-5);

            //var result = new LineMarker(line).Apply(image);
            //Accord.Controls.ImageBox.Show(result);
        }