话不多说,直接看代码
#include "opencv2/imgcodecs.hpp";
#include "opencv2/highgui.hpp";
#include "opencv2/imgproc.hpp";
#include <opencv2/opencv.hpp>
#include <iostream>
using namespace std;
using namespace cv;
Mat src, src_gray, dstimage, m, dst_Canny;
int main()
{
string rootH = "../../DemoPic/";
string fileName = "1";//更换图片
fileName += ".jpg";
string root = rootH + fileName;
src = imread(root);//读图
if (src.empty())
{
cout << "Can't find it!" << endl;
return -1;
}
namedWindow("原图像", 0);
imshow("原图像", src);
waitKey();
return 0;
}