public static void Bilevel(int[,] img) { //二值化 int T = FindT.Threshold(img); int pix; int height = img.GetLength(0); int width = img.GetLength(1); for (int y = 0; y < height; y++) { for (int x = 0; x < width; x++) { if (img[y, x] < T) { pix = 0; } else { pix = 255; } processpix[y, x] = pix; //img.SetPixel(x, y, Color.FromArgb(img.GetPixel(x, y).A, pixel, pixel, pixel)); } } }
public static void SetEdge(int[,] img) { int sobelT = FindT.Threshold(img); int pix; int height = img.GetLength(0); int width = img.GetLength(1); for (int y = 0; y < height; y++) { for (int x = 0; x < width; x++) { if (isEdge(x, y, sobelT - 80))//讓邊緣更明顯 { pix = 0; processpix[y, x] = pix; } } } }