文章链接:https://blog.youkuaiyun.com/q_z_r_s
机器感知
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#include <iostream>
#include <opencv2/core/core.hpp>
#include <opencv2/highgui/highgui.hpp>
using namespace std;
using namespace cv;
int main()
{
Mat img;
//Mat imread( const string& filename, int flags=1 );
img = imread("lena.jpg",1);
if(img.empty()){
cout << "read image failed!" << endl;
return 1;
}
//void imshow(const string& winname, InputArray mat);
imshow("show a image", img);
cout << img.rows << '*' << img.cols << endl;
cout <<