Filtering the RGB Values in an Image : Image « 2D Graphics GUI « Java

1. Java
2. 2D Graphics GUI
3. Image

Filtering the RGB Values in an Image

       
import java.awt.Image;
import java.awt.Toolkit;
import java.awt.image.FilteredImageSource;
import java.awt.image.ImageFilter;
import java.awt.image.RGBImageFilter;

import javax.swing.ImageIcon;


class GetRedFilter extends RGBImageFilter {
  public GetRedFilter() {
    canFilterIndexColorModel = true;
  }
  public int filterRGB(int x, int y, int rgb) {
    if (x == -1) {
    }
    return rgb & 0xffff0000;
  }
}

public class Main {
  public static void main(String[] argv) throws Exception {
    Image image = new ImageIcon("image.gif").getImage();
    ImageFilter filter = new GetRedFilter();
    FilteredImageSource filteredSrc = new FilteredImageSource(image.getSource(), filter);
    image = Toolkit.getDefaultToolkit().createImage(filteredSrc);
  }
}

   
    
    
    
    
    
    
  

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