get Blue from BufferedImage - Java 2D Graphics

Java examples for 2D Graphics:BufferedImage Color

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Description

get Blue from BufferedImage

Demo Code


//package com.java2s;

import java.awt.image.BufferedImage;

public class Main {
    public static int getBlue(BufferedImage i, int x, int y) {
        return ((i.getRGB(x, y)) & 255);
    }//  w  ww . j a  va 2  s.com

    public static int[] getRGB(BufferedImage i, int x, int y) {
        int rgb = i.getRGB(x, y);

        int[] res = new int[3];
        res[0] = (rgb >> 16) & 255;
        res[1] = (rgb >> 8) & 255;
        res[2] = (rgb) & 255;
        return res;
    }
}

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