// An example of image reading/writing in Java
//
// Converts a jpg to a png file (name is passed on command line)
// TO RUN from DrJava Interaction console or MS-DOS prompt or Mac Terminal prompt
//    > java jpg2png jpg_filename_without_extension
//
// REF: http://java.sun.com/developer/JDCTechTips/2004/tt0217.html#1
// 
// M. Branicky, 10/09/06, updated: 10/11/06

import java.awt.image.*;
import javax.imageio.*;
import java.io.*;

public class jpg2png
{
  public static void main (String args[]) throws IOException {
    System.out.println("Converting "+args[0]+".jpg to "+args[0]+".png ...");
    File inputFile = new File(args[0]+".jpg");
    BufferedImage input = ImageIO.read(inputFile);
    File outputFile = new File(args[0]+".png");
    ImageIO.write(input, "png", outputFile);
  }
}