package nl.captcha.gimpy;
import java.awt.image.BufferedImage;
import com.jhlabs.image.RippleFilter;
import com.jhlabs.image.TransformFilter;
import static nl.captcha.util.ImageUtil.applyFilter;
/**
* @author <a href="mailto:james.childers@gmail.com">James Childers</a>
*/
public class RippleGimpyRenderer implements GimpyRenderer {
/**
* Apply a RippleFilter to the image.
*
* @param image The image to be distorted
*/
public void gimp(BufferedImage image) {
RippleFilter filter = new RippleFilter();
filter.setWaveType(RippleFilter.SINE);
filter.setXAmplitude(2.6f);
filter.setYAmplitude(1.7f);
filter.setXWavelength(15);
filter.setYWavelength(5);
filter.setEdgeAction(TransformFilter.BILINEAR);
BufferedImage buffer = filter.filter(image, null);
applyFilter(buffer, null);
}
}