Mirror4.java

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package webcamstudio.sources.effects;

import java.awt.Graphics2D;
import java.awt.RenderingHints;
import java.awt.image.BufferedImage;
import javax.swing.JPanel;

/**
 *
 * @author pballeux (modified by karl)
 */
public class Mirror4 extends Effect{

    @Override
    public void applyEffect(BufferedImage img) {
        int w = img.getWidth();
        int h = img.getHeight();
        Graphics2D buffer = img.createGraphics();
        buffer.setRenderingHint(RenderingHints.KEY_RENDERING,
                           RenderingHints.VALUE_RENDER_SPEED);
        buffer.setRenderingHint(RenderingHints.KEY_ANTIALIASING,
                           RenderingHints.VALUE_ANTIALIAS_OFF);
        buffer.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING,
                           RenderingHints.VALUE_TEXT_ANTIALIAS_OFF);
        buffer.setRenderingHint(RenderingHints.KEY_FRACTIONALMETRICS,
                           RenderingHints.VALUE_FRACTIONALMETRICS_OFF);
        buffer.setRenderingHint(RenderingHints.KEY_COLOR_RENDERING,
                           RenderingHints.VALUE_COLOR_RENDER_SPEED);
        buffer.setRenderingHint(RenderingHints.KEY_DITHERING,
                           RenderingHints.VALUE_DITHER_DISABLE);
        BufferedImage original = cloneImage(img);
        buffer.setBackground(new java.awt.Color(0,0,0,0));
        buffer.clearRect(0, 0, w, h/2);
        buffer.drawImage(original, 0, h/2, w, 0, 0, h/2, w, h, null);
    }

    @Override
    public JPanel getControl() {
        return null;
    }
    
    @Override
    public boolean needApply(){
        return needApply=true;
    }

    @Override
    public void resetFX() {
        // nothing here.
    }
}