FilesExpand file tree

 master

/

CV.java

Copy path

Blame

More file actions

Blame

More file actions

Latest commit

 

History

History

History

executable file

·

46 lines (36 loc) · 1.4 KB

 master

/

CV.java

Copy path

Top

File metadata and controls

• Code
• Blame

executable file

·

46 lines (36 loc) · 1.4 KB

Raw

Copy raw file

Download raw file

Open symbols panel

Edit and raw actions

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

32

33

34

35

36

37

38

39

40

41

42

43

44

45

46

package imagecomparison;

import org.opencv.core.Mat;

import org.opencv.core.MatOfFloat;

import org.opencv.core.MatOfInt;

import org.opencv.core.CvType;

import org.opencv.imgproc.Imgproc;

import java.awt.image.BufferedImage;

import java.awt.image.DataBufferByte;

import java.util.Arrays;

import javax.swing.JDialog;

public class CV {

public void compare_image(BufferedImage img_1, BufferedImage img_2) {

Mat mat_1 = conv_Mat(img_1);

Mat mat_2 = conv_Mat(img_2);

Mat hist_1 = new Mat();

Mat hist_2 = new Mat();

MatOfFloat ranges = new MatOfFloat(0f, 256f);

MatOfInt histSize = new MatOfInt(25);

Imgproc.calcHist(Arrays.asList(mat_1), new MatOfInt(0), new Mat(), hist_1, histSize, ranges);

Imgproc.calcHist(Arrays.asList(mat_2), new MatOfInt(0), new Mat(), hist_2, histSize, ranges);

double res = Imgproc.compareHist(hist_1, hist_2, Imgproc.CV_COMP_CORREL);

Double d = new Double(res * 100);

Result dialog = new Result();

dialog.disp_percen(d.intValue());

dialog.setDefaultCloseOperation(JDialog.DISPOSE_ON_CLOSE);

dialog.setVisible(true);

}

private Mat conv_Mat(BufferedImage img) {

byte[] data = ((DataBufferByte) img.getRaster().getDataBuffer()).getData();

Mat mat = new Mat(img.getHeight(), img.getWidth(), CvType.CV_8UC3);

mat.put(0, 0, data);

Mat mat1 = new Mat(img.getHeight(), img.getWidth(), CvType.CV_8UC3);

Imgproc.cvtColor(mat, mat1, Imgproc.COLOR_RGB2HSV);

return mat1;

}

}