OpenCV多通道图像混合(六)

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using OpenCvSharp;

namespace _03_多通道图像混合
{
internal class Program
{
static void Main(string[] args)
{

        if (MultichangeBlending())
        {
            Console.WriteLine("混合成功");
        }
        Cv2.WaitKey(0);
       
    }
    static bool MultichangeBlending()
    {


        #region  多通道混合_蓝色部分

        //1.加载两张图像
   Mat logoImage  =     Cv2.ImRead(@"F:\AI视觉23班\06_OpenCV\images\dota_logo.jpg",ImreadModes.Grayscale);//加载灰度图

     Mat scrImage = Cv2.ImRead(@"F:\AI视觉23班\06_OpenCV\images\dota_jugg.jpg");

        if (logoImage.Data == null &&scrImage.Data == null)
        {
            Console.WriteLine("图像加载失败");
            return false;
        }

        //2.把2通道图像转成3个单通道图像

        Mat[] changles;

        Cv2.Split(scrImage,out changles);

        //3.返回原图的蓝色通道
        Mat iamgeBlue= changles[0];

        //4.将原图的蓝色通道 和logo图进行合
        Cv2.AddWeighted(iamgeBlue[new Rect(500,250, logoImage.Cols, logoImage.Rows)]
            ,1.0,logoImage,0.5,0, 
            iamgeBlue[new Rect(500, 250, logoImage.Cols, logoImage.Rows)]);


        //5.将三个单通道重新合并成一个三通道
        Cv2.Merge(changles, scrImage);

        //6.显示
        Cv2.ImShow("合并_蓝色通道", scrImage);


        #endregion


        #region  多通道混合_绿色部分

        //1.加载两张图像
         logoImage = Cv2.ImRead(@"F:\AI视觉23班\06_OpenCV\images\dota_logo.jpg", ImreadModes.Grayscale);//加载灰度图
         scrImage = Cv2.ImRead(@"F:\AI视觉23班\06_OpenCV\images\dota_jugg.jpg");

        if (logoImage.Data == null && scrImage.Data == null)
        {
            Console.WriteLine("图像加载失败");
            return false;
        }

        //2.把2通道图像转成3个单通道图像

        Cv2.Split(scrImage, out changles);

        //3.返回原图的蓝色通道
        Mat iamgeGreen = changles[1];

        //4.将原图的蓝色通道 和logo图进行合
        Cv2.AddWeighted(iamgeGreen[new Rect(500, 250, logoImage.Cols, logoImage.Rows)]
            , 1.0, logoImage, 0.5, 0,
            iamgeGreen[new Rect(500, 250, logoImage.Cols, logoImage.Rows)]);


        //5.将三个单通道重新合并成一个三通道
        Cv2.Merge(changles, scrImage);

        //6.显示
        Cv2.ImShow("合并_绿色通道", scrImage);


        #endregion



        return true;
    }
}

}