Here you can find the source of scaleImage(ImageIcon icon)
private static ImageIcon scaleImage(ImageIcon icon)
//package com.java2s; /* Copyright (c) 2011 Danish Maritime Authority. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License.// w w w. j av a 2s. c om */ import java.awt.Image; import javax.swing.ImageIcon; public class Main { private static ImageIcon scaleImage(ImageIcon icon) { // Scale it? Image img = icon.getImage(); Image newimg = img.getScaledInstance(444, 200, java.awt.Image.SCALE_SMOOTH); ImageIcon newIcon = new ImageIcon(newimg); return newIcon; } }