J. Duke | 319a3b9 | 2007-12-01 00:00:00 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 2007 Sun Microsystems, Inc. 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| 20 | * CA 95054 USA or visit www.sun.com if you need additional information or |
| 21 | * have any questions. |
| 22 | */ |
| 23 | |
| 24 | /* |
| 25 | * @test |
| 26 | * @bug 6556332 |
| 27 | * @summary Test verifies that on-demnad loading of medialib library does |
| 28 | * not break imageing ops based on this library. |
| 29 | * @run main MlibOpsTest |
| 30 | * @run main/othervm/policy=mlib.security.policy MlibOpsTest |
| 31 | */ |
| 32 | |
| 33 | |
| 34 | import java.awt.Color; |
| 35 | import java.awt.Graphics2D; |
| 36 | import java.awt.RadialGradientPaint; |
| 37 | import java.awt.geom.AffineTransform; |
| 38 | import java.awt.geom.Point2D; |
| 39 | import java.awt.image.AffineTransformOp; |
| 40 | import java.awt.image.BufferedImage; |
| 41 | import java.awt.image.BufferedImageOp; |
| 42 | import java.awt.image.ByteLookupTable; |
| 43 | import java.awt.image.ConvolveOp; |
| 44 | import java.awt.image.Kernel; |
| 45 | import java.awt.image.LookupOp; |
| 46 | import java.util.Arrays; |
| 47 | |
| 48 | import sun.awt.image.ImagingLib; |
| 49 | |
| 50 | public class MlibOpsTest { |
| 51 | |
| 52 | public static void main(String[] args) { |
| 53 | System.out.println("AffineTransformOp:"); |
| 54 | BufferedImageOp op = getAffineTransformOp(); |
| 55 | doTest(op); |
| 56 | |
| 57 | System.out.println("ConvolveOp:"); |
| 58 | op = getConvolveOp(); |
| 59 | doTest(op); |
| 60 | |
| 61 | System.out.println("LookupOp:"); |
| 62 | op = getLookupOp(); |
| 63 | doTest(op); |
| 64 | } |
| 65 | |
| 66 | public static void doTest(BufferedImageOp op) { |
| 67 | BufferedImage src = createSrcImage(); |
| 68 | BufferedImage dst = createImage(); |
| 69 | BufferedImage ret = null; |
| 70 | try { |
| 71 | ret = ImagingLib.filter(op, src, dst); |
| 72 | } catch (Exception e) { |
| 73 | throw new RuntimeException("Test FAILED.", e); |
| 74 | } |
| 75 | if (ret == null) { |
| 76 | throw new RuntimeException("Test FAILED: null output"); |
| 77 | } |
| 78 | |
| 79 | System.out.println("ret: " + ret); |
| 80 | System.out.println("Test PASSED for " + op.getClass().getName()); |
| 81 | } |
| 82 | |
| 83 | private static BufferedImageOp getAffineTransformOp() { |
| 84 | AffineTransform at = new AffineTransform(); |
| 85 | return new AffineTransformOp(at, |
| 86 | AffineTransformOp.TYPE_BICUBIC); |
| 87 | } |
| 88 | |
| 89 | private static BufferedImageOp getConvolveOp() { |
| 90 | int kw = 3; |
| 91 | int kh = 3; |
| 92 | int size = kw * kh; |
| 93 | float[] kdata = new float[size]; |
| 94 | Arrays.fill(kdata, 1.0f / size); |
| 95 | |
| 96 | Kernel k = new Kernel(kw, kh, kdata); |
| 97 | return new ConvolveOp(k); |
| 98 | } |
| 99 | |
| 100 | private static BufferedImageOp getLookupOp() { |
| 101 | byte[] inv = new byte[256]; |
| 102 | for (int i = 0; i < 256; i++) { |
| 103 | inv[i] = (byte)(255 - i); |
| 104 | } |
| 105 | ByteLookupTable table = new ByteLookupTable(0, inv); |
| 106 | return new LookupOp(table, null); |
| 107 | } |
| 108 | |
| 109 | |
| 110 | private static int w = 100; |
| 111 | private static int h = 100; |
| 112 | |
| 113 | private static BufferedImage createImage() { |
| 114 | return new BufferedImage(w, h, BufferedImage.TYPE_INT_RGB); |
| 115 | } |
| 116 | |
| 117 | private static BufferedImage createSrcImage() { |
| 118 | BufferedImage img = createImage(); |
| 119 | |
| 120 | Graphics2D g = img.createGraphics(); |
| 121 | Color[] colors = { Color.red, Color.green, Color.blue }; |
| 122 | float[] dist = {0.0f, 0.5f, 1.0f }; |
| 123 | Point2D center = new Point2D.Float(0.5f * w, 0.5f * h); |
| 124 | |
| 125 | RadialGradientPaint p = |
| 126 | new RadialGradientPaint(center, 0.5f * w, dist, colors); |
| 127 | g.setPaint(p); |
| 128 | g.fillRect(0, 0, w, h); |
| 129 | g.dispose(); |
| 130 | |
| 131 | return img; |
| 132 | } |
| 133 | } |