1 /* 2 * Copyright (c) 2007, 2017 Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 package org.jemmy.image.pixel; 27 28 import org.jemmy.Dimension; 29 30 /** 31 * 32 * @author shura 33 */ 34 public abstract class BaseCountingRasterComparator extends ThresholdComparator { 35 36 /** 37 * 38 * @param threshold 39 */ 40 public BaseCountingRasterComparator(double threshold) { 41 super(0, 1); 42 setThreshold(threshold); 43 } 44 45 /** 46 * 47 * @param image1 48 * @param image2 49 * @return 50 */ 51 public boolean compare(Raster image1, Raster image2) { 52 Dimension size = PixelImageComparator.computeDiffSize(image1, image2); 53 if(size == null) { 54 return false; 55 } 56 int totalPixels = size.width * size.height; 57 int offPixels = 0; 58 double[] colors1 = new double[image1.getSupported().length]; 59 double[] colors2 = new double[image2.getSupported().length]; 60 for (int x = 0; x < size.width; x++) { 61 for (int y = 0; y < size.height; y++) { 62 image1.getColors(x, y, colors1); 63 image2.getColors(x, y, colors2); 64 if (!compare(image1.getSupported(), colors1, 65 image2.getSupported(), colors2)) { 66 offPixels++; 67 } 68 } 69 } 70 return (offPixels <= totalPixels * getThreshold()); 71 } 72 73 /** 74 * 75 * @param comps1 76 * @param colors1 77 * @param comps2 78 * @param colors2 79 * @return 80 */ 81 protected abstract boolean compare(Raster.Component[] comps1, double[] colors1, Raster.Component[] comps2, double[] colors2); 82 83 }