excel加权求和函数,加权求和法

c++ #include"all.h"using namespace std;using namespace cv;void MyClass::day035() { Mat img = read(PATH + "images\test.jpg"), blured, dst; GaussianBlur(img, blured, Size(0, 0), 25); addWeighted(img, 1.5, blured, -0.5, 0, dst); imshow("usm_sharp", dst); waitKey(0);}

c++中新知识点：
addWeighted():加权求和两张图片