Digital Image Processing (using Java)

(p.79)• usage: java convert infile outfileLISTING 5.6 A simple image format conversion program.public class Convert {public static void main(String[] argv) {if (argv.length > 1) {try {ImageDecoder input = ImageFile.createImageDecoder(argv[0]);BufferedImage image = input.decodeAsBufferedImage();ImageEncoder output = ImageFile.createImageEncoder(argv[1]);output.encode(image);System.exit(0);}catch (Exception e) {System.err.println(e);System.exit(1);}}else {System.err.println("usage: java Convert ");System.exit(1);}}}(p.85)• usage: java Display imagefileLISTING 5.9 A simple image display application using Swing components.import java.awt.*;import java.awt.image.*;import javax.swing.*;import com.pearsoneduc.ip.io.*;public class Display extends JFrame{public Display (String filename){super (filename);ImageDecoder input = ImageFile.createImageDecoder (filename);BufferedImage image = input.decodeAsBufferedImage();- 11 -