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correlation.cpp
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correlation.cpp
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#include <stdio.h>
#include <iostream>
#include <opencv2\core\core.hpp>
#include "opencv2\imgproc\imgproc.hpp"
#include <opencv2\highgui\highgui.hpp>
using namespace std;
using namespace cv;
int main() {
char imgreadtemp[] = "C:/Users/sumaira/mscs/Documents/Visual Studio 2015/Projects/COMPUTER VISION USING OPENCV/obtaininghist/obtaininghist/image030.png";
char model[] = "C:/Users/sumaira/mscs/Documents/Visual Studio 2015/Projects/COMPUTER VISION USING OPENCV/obtaininghist/obtaininghist/model.png";
int i;
Mat src = imread(imgreadtemp);
Mat temp1 = imread(model);
if (!src.data || !temp1.data) {
cout << "image is empty" << src << endl;
exit(1);
}
// create a new image with the same number of height and width as the original image minus the template for six different methods of matchtemplate.
Mat ftmp[6];
int iwidth;
int iheight;
// reserve memory for the various methods.
iwidth = src.cols - temp1.cols + 1;
iheight = src.rows - temp1.rows + 1;
for (i = 0; i < 6; i++)
ftmp[i].create(iheight, iwidth, CV_32SC1);
for (i = 0; i < 6; i++) {
matchTemplate(src, temp1, ftmp[i], i);
normalize(ftmp[i], ftmp[i], 1, 0, CV_MINMAX);
}
namedWindow("src", CV_WINDOW_AUTOSIZE);
imshow("src", src);
namedWindow("temp1", WINDOW_AUTOSIZE);
imshow("temp1", temp1);
namedWindow("SQIFF", CV_WINDOW_AUTOSIZE);
imshow("SQIFF", ftmp[0]);
namedWindow("SQIFF_NORMED", CV_WINDOW_AUTOSIZE);
imshow("SQIFF_NORMED", ftmp[1]);
namedWindow("CORR", CV_WINDOW_AUTOSIZE);
imshow("CORR", ftmp[2]);
namedWindow("CORR_NORMED", CV_WINDOW_AUTOSIZE);
imshow("CORR_NORMED", ftmp[3]);
namedWindow("COEFF", CV_WINDOW_AUTOSIZE);
imshow("COEFF", ftmp[4]);
namedWindow("COEFF_NORMED", CV_WINDOW_AUTOSIZE);
imshow("COEFF_NORMED", ftmp[5]);
waitKey(0);
return(0);
}