Java by API/java.awt.image/CropImageFilter

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new CropImageFilter(int x, int y, int w, int h)

   <source lang="java">

// This example is from the book _Java AWT Reference_ by John Zukowski. // Written by John Zukowski. Copyright (c) 1997 O"Reilly & Associates. // You may study, use, modify, and distribute this example for any purpose. // This example is provided WITHOUT WARRANTY either expressed or import java.applet.Applet; import java.awt.Graphics; import java.awt.Image; import java.awt.MediaTracker; import java.awt.image.CropImageFilter; import java.awt.image.FilteredImageSource; public class MainClass extends Applet {

 Image i, j;
 public void init() {
   MediaTracker mt = new MediaTracker(this);
   i = getImage(getDocumentBase(), "rosey.jpg");
   mt.addImage(i, 0);
   try {
     mt.waitForAll();
     int width = i.getWidth(this);
     int height = i.getHeight(this);
     j = createImage(new FilteredImageSource(i.getSource(), new CropImageFilter(width / 3,
         height / 3, width / 3, height / 3)));
   } catch (InterruptedException e) {
     e.printStackTrace();
   }
 }
 public void paint(Graphics g) {
   g.drawImage(i, 10, 10, this); // regular
   if (j != null) {
     g.drawImage(j, 10, 90, this); // cropped
   }
 }

}

      </source>