cv::Mat pimg;
pimg = ~pimg;
#include<opencv2/opencv.hpp>
using namespace cv;
int main()
{
Mat src = imread("001.png");
imshow("src", src);
waitKey(0);
Mat srcimg = ~src;
imshow("src", srcimg);
waitKey(0);
}
cv::Mat pimg;
pimg = ~pimg;
#include<opencv2/opencv.hpp>
using namespace cv;
int main()
{
Mat src = imread("001.png");
imshow("src", src);
waitKey(0);
Mat srcimg = ~src;
imshow("src", srcimg);
waitKey(0);
}