/* by RPF, 9/29/2001 after
 * Knudsen Java 2D pg. 183
 * and Rodrigues Imagin Apps. pg. 749
 * for loading a jpeg into an ImageBuffer.
 */

// Based primarily on Rodrigues code, pg. 749.
// compiled (!) 12:34pm on Hearthside under Java 1.3
// and ran quietly. Good so far. Next look at contents.
// Printing the size of tiny.JPG returns  w 6 and h 6.

import com.sun.image.codec.jpeg.*;
import java.awt.image.*;
import java.io.*;

public class TryJpegLoad1 {

public static void main(String[] args) {

	FileInputStream fis;
	JPEGImageDecoder decoder;
	BufferedImage bi = null;
	if(args.length < 1){
	    System.out.println("Usage: jpeg filename as argument");
	    return;}

    try{  // because of file open and read
	fis = new FileInputStream(args[0]);
	decoder = JPEGCodec.createJPEGDecoder(fis);
	bi = decoder.decodeAsBufferedImage();
    } catch(Exception e) {
	System.out.println(e);
    }
    // How small is it?
    System.out.println(bi.getWidth() + " " + bi.getHeight());

} // main()

} // class TryJpegLoad1