Canny Edge Detection Test

CannyTest.java

import java.awt.Container;
import java.awt.Insets;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.image.BufferedImage;
import java.io.File;
import java.io.IOException;

import javax.imageio.ImageIO;
import javax.swing.ImageIcon;
import javax.swing.JButton;
import javax.swing.JFrame;


public class TestCanny {

	public static void main(String[] args) throws IOException {
		
		BufferedImage imageIn = ImageIO.read(new File("sourceImage.jpg"));
		showImage("IN", imageIn);
		
		CannyEdgeDetector canny = new CannyEdgeDetector();
		canny.setSourceImage(imageIn);
		canny.process();
		
		BufferedImage imageOut = canny.getEdgesImage();
		showImage("OUT", imageOut);
		
	}
	
    public static JFrame showImage(String title, BufferedImage image) {
        final JFrame f = new JFrame(title);
        Container pane = f.getContentPane();
        JButton display = new JButton(new ImageIcon(image));
        display.addActionListener(new ActionListener() {
            @Override
            public void actionPerformed(ActionEvent e) {
                f.dispose();
            }
        });
        display.setMargin(new Insets(50, 50, 50, 50));
        pane.add(display);
        f.pack();
        f.setLocationRelativeTo(null);
        f.setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE);
        f.setVisible(true);
        return f;
    }
	
}