package ac.essex.ooechs.imaging.commons.segmentation.demos; 
 
import ac.essex.ooechs.imaging.commons.segmentation.Segmenter; 
import ac.essex.ooechs.imaging.commons.PixelLoader; 
 
/** 
 * Looks at a colour image, and roughly differentiates the parts which contain human skin 
 * and those which dont. This program was learned using Genetic Programming. It uses 
 * only methods available from the standard PixelLoader object. 
 */ 
public class SkinSegmenter extends Segmenter { 
 
    public static final int NOT_SKIN = 1; 
    public static final int SKIN = 2; 
 
    public int segment(PixelLoader image, int x, int y) { 
        boolean node1 = image.getGreen(x, y) < image.getLightness(x, y); 
        double node6 = image.getBlue(x, y) + image.getPerimeter2().getStatistics(image, x, y).getStandardDeviation(); 
        boolean node5 = node6 < image.getRed(x, y); 
        boolean node11 = image.getPerimeter2().getStatistics(image, x, y).getStandardDeviation() < image.getGreen(x, y); 
        double node10 = node11? 2 : 1; 
        double node4 = node5? node10 : 1; 
        return (int) (node1? node4 : 1); 
    } 
 
}