#include <opencv2/core/core.hpp>
#include <opencv2/highgui/highgui.hpp>
#include <opencv2/imgproc.hpp> // drawing shapes
#include <iostream>
int main( int argc, char** argv )
{
// First create a black image.
cv::Mat image(500,500, CV_8UC3, cv::Scalar(0,0,0...
