#include <opencv2/core/core.hpp> //additional space in header address could cause "not found" problems
#include <opencv2/highgui.hpp >
#include <iostream>
using namespace cv;
using namespace std;
int main() {

    Mat image1, image2;
    image1 = imread("cross.png", CV_LOAD_IMAGE_COLOR);
    if (!image1.data) {
        cout << "could not find image1" << endl;
    }
    image2 = imread("cross.png", CV_LOAD_IMAGE_GRAYSCALE);
    if (!image2.data) {
        cout << "could not find image2" << endl;
    }
    cout << "opencv test" << endl;
    namedWindow("Color Image", WINDOW_AUTOSIZE);
    imshow("Color Image", image1);
    namedWindow("Gray Scale Image", WINDOW_AUTOSIZE);
    imshow("GRAY Scale Image", image2);
    waitKey(0);
    destroyAllWindows();
    return 0;
}