#include <opencv2/gpu/gpu.hpp>

#include <opencv2/opencv.hpp>

#include<iostream>

using namespace std;

using namespace cv;

int main(){

   gpu::GpuMat gSource, gTarget, gResult;

   Mat source, target, result;

   double min, max;

   Point min_loc, max_loc;

   source = imread("source-1.png");

   target = imread("target-1.png");

   gSource.upload(source);

   gTarget.upload(target);

   gpu::matchTemplate(gSource,gTarget,gResult,CV_TM_CCOEFF_NORMED);

   gpu::minMaxLoc(gResult, &min, &max, &min_loc, &max_loc);

   cout << "gpu min: " << min << ", max: " << max << endl;

   cout << "gpu min location: " << min_loc.x << "," << min_loc.y 

        << ", max location: "  << max_loc.x << "," << max_loc.y  << endl;

   matchTemplate(source,target,result,CV_TM_CCOEFF_NORMED);

   minMaxLoc(result, &min, &max, &min_loc, &max_loc);

   cout << "cpu min: " << min << ", max: " << max << endl;

   cout << "cpu min location: " << min_loc.x << "," << min_loc.y 

        << ", max location: "  << max_loc.x << "," << max_loc.y  << endl;

}