OpenCVSharp 笔记8 图像像素的算术操作

        #region  图像像素的算术操作
        static void Main(string[] args)
        {
            Mat src = Cv2.ImRead("lenna.png", ImreadModes.AnyColor);
            if (src.Empty())
            {
                Console.WriteLine("图像未成功加载...");
                return;
            }
            Cv2.ImShow("src image", src);

            Mat output_Mat = new Mat();
            output_Mat = src + new Scalar(50, 50, 50);
            Cv2.ImShow("加法操作1", output_Mat);

            output_Mat = src - new Scalar(50, 50, 50);
            Cv2.ImShow("减法操作1", output_Mat);

            Mat m3 = new Mat(src.Size(),src.Type(), new Scalar(50, 50, 50));
            Cv2.Add(src, m3, output_Mat);
            Cv2.ImShow("加法操作2", output_Mat);

            Cv2.Subtract(src, m3, output_Mat);
            Cv2.ImShow("减法操作2", output_Mat);

            Cv2.Divide(src, m3, output_Mat);
            Cv2.ImShow("除法操作", output_Mat);

            Cv2.Multiply(src, m3, output_Mat);
            Cv2.ImShow("乘法操作", output_Mat);

            Cv2.WaitKey();
            Cv2.DestroyAllWindows();
        }
        #endregion