1 /* 2 * Copyright (c) 2007, 2013, 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 6556332 8011992 8012112 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 }