#include
#include
#include
using namespace cv;
int main()
{
Mat img = imread("pp.jpg");
Mat logo = imread("z.jpg");
Mat imgROI;
imgROI = img(Rect(200,300,logo.cols,logo.rows));
addWeighted(imgROI,0.5,logo,0.5,0,imgROI);
namedWindow("叠加效果图");
imshow("叠加效果图", img);
imwrite("shiyan.jpg",img);
waitKey();
return 0;
}