Main.java Source code

Introduction

Here is the source code for Main.java

Source

//package com.java2s;
/*******************************************************************************
 * Copyright (c) 2014 Black Rook Software
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the GNU Lesser Public License v2.1
 * which accompanies this distribution, and is available at
 * http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html
 ******************************************************************************/

import java.awt.AlphaComposite;
import java.awt.Graphics2D;
import java.awt.RenderingHints;
import java.awt.image.BufferedImage;

public class Main {
    /**
     * Resizes an image using bilinear filtering.
     * @param source   the source image.
     * @param newWidth   the new image width.
     * @param newHeight   the new image height.
     */
    public static BufferedImage performResizeBilinear(BufferedImage source, int newWidth, int newHeight) {
        BufferedImage out = new BufferedImage(newWidth, newHeight, BufferedImage.TYPE_INT_ARGB);
        Graphics2D g2d = out.createGraphics();
        g2d.setComposite(AlphaComposite.Src);
        g2d.setRenderingHint(RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_BILINEAR);
        g2d.setRenderingHint(RenderingHints.KEY_RENDERING, RenderingHints.VALUE_RENDER_QUALITY);
        g2d.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
        g2d.drawImage(source, 0, 0, newWidth, newHeight, null);
        g2d.dispose();
        return out;
    }
}