기본 샘플

#include <opencv2/core/core.hpp>  

#include <opencv2/highgui/highgui.hpp>  

#include <iostream>  

using namespace cv;

using namespace std;

int main(int argc, char** argv)

{

Mat image;

image = imread(이미지파일, IMREAD_COLOR);   // Read the file  

if (!image.data)                              // Check for invalid input  

{

cout << "Could not open or find the image" << std::endl;

return -1;

}

namedWindow("Display window", WINDOW_AUTOSIZE);// Create a window for display.  

imshow("Display window", image);                   // Show our image inside it.  

waitKey(0);                                          // Wait for a keystroke in the window  

return 0;

}