// Java program to demonstrate
// creation of a mirror image

import java.awt.image.BufferedImage;
import java.io.File;
import java.io.IOException;
import javax.imageio.ImageIO;

public class MirrorImage {
    public static void main(String args[])
        throws IOException
    {
        // BufferedImage for source image
        BufferedImage simg = null;

        // File object
        File f = null;

        // Read source image file
        try {
            f = new File(
                "C:/Users/hp/Desktop/Image Processing in Java/gfg-logo.png");
            simg = ImageIO.read(f);
        }

        catch (IOException e) {
            System.out.println("Error: " + e);
        }

        // Get source image dimension
        int width = simg.getWidth();
        int height = simg.getHeight();

        // BufferedImage for mirror image
        BufferedImage mimg = new BufferedImage(
            width, height, BufferedImage.TYPE_INT_ARGB);

        // Create mirror image pixel by pixel
        for (int y = 0; y < height; y++) {
            for (int lx = 0, rx = width - 1; lx < width; lx++, rx--) {
                
                  // lx starts from the left side of the image
                // rx starts from the right side of the
                // image lx is used since we are getting
                // pixel from left side rx is used to set
                // from right side get source pixel value
                int p = simg.getRGB(lx, y);

                // set mirror image pixel value
                mimg.setRGB(rx, y, p);
            }
        }

        // save mirror image
        try {
            f = new File(
                "C:/Users/hp/Desktop/Image Processing in Java/GFG.png");
            ImageIO.write(mimg, "png", f);
        }
        catch (IOException e) {
            System.out.println("Error: " + e);
        }
    }
}