| /* |
| * Copyright (c) 2007, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| /* |
| * @test |
| * @bug 6585922 |
| * @summary Test verifies ConvolveOp creates compatible destination images |
| * of same type and this pair {src, dst} can be handled by the |
| * ConvolveOp filter. |
| * |
| * @run main OpCompatibleImageTest |
| */ |
| |
| import java.awt.Color; |
| import java.awt.Graphics; |
| import java.awt.image.BufferedImage; |
| import java.awt.image.BufferedImageOp; |
| import java.awt.image.ColorModel; |
| import java.awt.image.ConvolveOp; |
| import java.awt.image.ImagingOpException; |
| import java.awt.image.Kernel; |
| |
| public class OpCompatibleImageTest { |
| |
| public static void main(String[] args) { |
| OpCompatibleImageTest t = new OpCompatibleImageTest(); |
| t.doTest(BufferedImage.TYPE_3BYTE_BGR); |
| t.doTest(BufferedImage.TYPE_4BYTE_ABGR); |
| t.doTest(BufferedImage.TYPE_BYTE_GRAY); |
| t.doTest(BufferedImage.TYPE_INT_ARGB); |
| t.doTest(BufferedImage.TYPE_INT_BGR); |
| t.doTest(BufferedImage.TYPE_INT_RGB); |
| t.doTest(BufferedImage.TYPE_BYTE_INDEXED); |
| } |
| |
| private BufferedImageOp op; |
| |
| public OpCompatibleImageTest() { |
| final Kernel kernel = new Kernel(3, 3, |
| new float[] { |
| 1f/9f, 1f/9f, 1f/9f, |
| 1f/9f, 1f/9f, 1f/9f, |
| 1f/9f, 1f/9f, 1f/9f}); |
| op = new ConvolveOp(kernel); |
| } |
| |
| public void doTest(int type) { |
| System.out.println("Test for type " + describeType(type)); |
| |
| BufferedImage src = createTestImage(type); |
| |
| BufferedImage res = null; |
| |
| System.out.println("Testing null destination..."); |
| try { |
| res = op.filter(src, null); |
| } catch (ImagingOpException e) { |
| throw new RuntimeException("Test FAILED!", e); |
| } |
| |
| if (res == null || |
| ((src.getType() != BufferedImage.TYPE_BYTE_INDEXED) && |
| (res.getType() != src.getType()))) |
| { |
| throw new RuntimeException("Test FAILED!"); |
| } |
| System.out.println("Test PASSED."); |
| } |
| |
| private BufferedImage createCompatible(ColorModel cm, int w, int h) { |
| return new BufferedImage (cm, |
| cm.createCompatibleWritableRaster(w, h), |
| cm.isAlphaPremultiplied(), null); |
| } |
| |
| private BufferedImage createTestImage(int type) { |
| BufferedImage img = new BufferedImage(100, 100, type); |
| Graphics g = img.createGraphics(); |
| g.setColor(Color.red); |
| g.fillRect(0, 0, 100, 100); |
| g.dispose(); |
| |
| return img; |
| } |
| |
| private static String describeType(int type) { |
| switch(type) { |
| case BufferedImage.TYPE_3BYTE_BGR: |
| return "TYPE_3BYTE_BGR"; |
| case BufferedImage.TYPE_4BYTE_ABGR: |
| return "TYPE_4BYTE_ABGR"; |
| case BufferedImage.TYPE_BYTE_GRAY: |
| return "TYPE_BYTE_GRAY"; |
| case BufferedImage.TYPE_INT_ARGB: |
| return "TYPE_INT_ARGB"; |
| case BufferedImage.TYPE_INT_BGR: |
| return "TYPE_INT_BGR"; |
| case BufferedImage.TYPE_INT_RGB: |
| return "TYPE_INT_RGB"; |
| case BufferedImage.TYPE_BYTE_INDEXED: |
| return "TYPE_BYTE_INDEXED"; |
| default: |
| throw new RuntimeException("Test FAILED: unknown type " + type); |
| } |
| } |
| } |