1 /* 2 * Copyright (c) 2001, 2007, 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. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 /* 25 * @test 26 * @bug 4425837 27 * @summary Test color conversion for TYPE_INT_ARGB images 28 */ 29 30 import java.awt.Color; 31 import java.awt.image.BufferedImage; 32 import java.awt.image.ColorConvertOp; 33 34 35 public class ColCvtIntARGB { 36 main(String args[])37 public static void main(String args[]) { 38 // 39 // Build a 1 pixel ARGB, non-premultiplied image 40 // 41 BufferedImage src 42 = new BufferedImage(1, 1, BufferedImage.TYPE_INT_ARGB); 43 44 // Set src pixel value 45 Color pelColor = new Color(100, 100, 100, 128); 46 src.setRGB(0, 0, pelColor.getRGB()); 47 48 // 49 // ColorConvertOp filter 50 // 51 ColorConvertOp op = new ColorConvertOp(null); 52 53 // 54 // Test ARGB -> ARGB_PRE 55 // 56 BufferedImage dst 57 = new BufferedImage(1, 1, BufferedImage.TYPE_INT_ARGB_PRE); 58 op.filter(src, dst); 59 if (((dst.getRGB(0, 0) >> 24) & 0xff) != 128) { 60 throw new RuntimeException("Incorrect destination alpha value."); 61 } 62 63 // 64 // Test ARGB -> ARGB 65 // 66 dst = new BufferedImage(1, 1, BufferedImage.TYPE_INT_ARGB); 67 op.filter(src, dst); 68 if (((dst.getRGB(0, 0) >> 24) & 0xff) != 128) { 69 throw new RuntimeException("Incorrect destination alpha value."); 70 } 71 } 72 } 73