cvsample.cpp

// use opencv
#include <opencv2/core/core.hpp>
#include <opencv2/imgproc/imgproc.hpp>
#include <opencv2/imgproc/imgproc_c.h>
#include <opencv2/highgui/highgui.hpp>
#include <opencv2/calib3d/calib3d.hpp>
#ifdef _DEBUG
	#pragma comment( lib, "opencv_core229d.lib" )
	#pragma comment( lib, "opencv_imgproc229d.lib" )
	#pragma comment( lib, "opencv_highgui229d.lib" )
	#pragma comment( lib, "opencv_calib3d229d.lib" )
#else
	#pragma comment( lib, "opencv_core229.lib" )
	#pragma comment( lib, "opencv_imgproc229.lib" )
	#pragma comment( lib, "opencv_highgui229.lib" )
	#pragma comment( lib, "opencv_calib3d229.lib" )
#endif

int main(){
    cv::Mat img = cv::Mat::zeros(300, 300, CV_8U);
    cv::circle(img, cv::Point(150, 150), 50, cv::Scalar(255), 10);
    cv::imshow("img", img);
    cv::waitKey();
}