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1 /* |
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2 * Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved. |
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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4 * |
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5 * This code is free software; you can redistribute it and/or modify it |
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6 * under the terms of the GNU General Public License version 2 only, as |
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7 * published by the Free Software Foundation. |
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8 * |
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9 * This code is distributed in the hope that it will be useful, but WITHOUT |
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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12 * version 2 for more details (a copy is included in the LICENSE file that |
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13 * accompanied this code). |
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14 * |
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15 * You should have received a copy of the GNU General Public License version |
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16 * 2 along with this work; if not, write to the Free Software Foundation, |
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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18 * |
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
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22 */ |
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23 |
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24 /* @test |
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25 * @bug 8158356 |
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26 * @summary Test AffineTransform transformations do not result in SIGSEGV |
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27 * if NaN or infinity parameter is passed as argument. |
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28 * @run main InvalidTransformParameterTest |
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29 */ |
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30 |
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31 import java.awt.geom.AffineTransform; |
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32 import java.awt.image.AffineTransformOp; |
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33 import java.awt.image.BufferedImage; |
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34 import java.awt.image.ImagingOpException; |
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35 import java.awt.Point; |
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36 import java.awt.image.DataBuffer; |
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37 import java.awt.image.DataBufferByte; |
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38 import java.awt.image.PixelInterleavedSampleModel; |
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39 import java.awt.image.Raster; |
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40 import java.awt.image.WritableRaster; |
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41 import java.awt.image.RasterOp; |
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42 import java.awt.image.SampleModel; |
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43 |
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44 public class InvalidTransformParameterTest { |
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45 |
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46 public static void main(String[] args) { |
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47 int count = 0; |
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48 final int testScenarios = 12; |
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49 double NaNArg = 0.0 / 0.0; |
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50 double positiveInfArg = 1.0 / 0.0; |
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51 double negativeInfArg = -1.0 / 0.0; |
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52 |
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53 BufferedImage img = new BufferedImage(5, 5, BufferedImage.TYPE_INT_ARGB); |
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54 |
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55 AffineTransform[] inputTransforms = new AffineTransform[testScenarios]; |
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56 |
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57 for (int i = 0; i < inputTransforms.length; i++) { |
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58 inputTransforms[i] = new AffineTransform(); |
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59 } |
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60 |
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61 inputTransforms[0].rotate(NaNArg, img.getWidth()/2, img.getHeight()/2); |
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62 inputTransforms[1].translate(NaNArg, NaNArg); |
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63 inputTransforms[2].scale(NaNArg, NaNArg); |
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64 inputTransforms[3].shear(NaNArg, NaNArg); |
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65 |
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66 inputTransforms[4].rotate(positiveInfArg, img.getWidth()/2, img.getHeight()/2); |
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67 inputTransforms[5].translate(positiveInfArg, positiveInfArg); |
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68 inputTransforms[6].scale(positiveInfArg, positiveInfArg); |
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69 inputTransforms[7].shear(positiveInfArg, positiveInfArg); |
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70 |
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71 inputTransforms[8].rotate(negativeInfArg, img.getWidth()/2, img.getHeight()/2); |
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72 inputTransforms[9].translate(negativeInfArg, negativeInfArg); |
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73 inputTransforms[10].scale(negativeInfArg, negativeInfArg); |
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74 inputTransforms[11].shear(negativeInfArg, negativeInfArg); |
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75 |
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76 // Test BufferedImage AffineTransform --------------------------------- |
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77 |
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78 for (int i = 0; i < inputTransforms.length; i++) { |
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79 try { |
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80 testImageTransform(img, inputTransforms[i]); |
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81 } catch (ImagingOpException ex) { |
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82 count++; |
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83 } |
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84 } |
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85 |
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86 if (count != testScenarios) { |
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87 throw new RuntimeException("Test failed. All test scenarios did not" |
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88 + " result in exception as expected."); |
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89 } |
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90 |
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91 // Test Raster AffineTransform --------------------------------- |
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92 |
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93 count = 0; |
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94 int[] bandOffsets = {0}; |
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95 Point location = new Point(0, 0); |
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96 DataBuffer db = new DataBufferByte(10 * 10); |
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97 SampleModel sm = new PixelInterleavedSampleModel(DataBuffer.TYPE_BYTE, |
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98 10, 10, 1, 10, |
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99 bandOffsets); |
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100 |
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101 Raster src = Raster.createRaster(sm, db, location); |
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102 WritableRaster dst = Raster.createWritableRaster(sm, db, location); |
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103 |
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104 for (int i = 0; i < inputTransforms.length; i++) { |
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105 try { |
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106 testRasterTransform(src, dst, inputTransforms[i]); |
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107 } catch (ImagingOpException ex) { |
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108 count++; |
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109 } |
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110 } |
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111 |
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112 if (count != testScenarios) { |
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113 throw new RuntimeException("Test failed. All test scenarios did not" |
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114 + " result in exception as expected."); |
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115 } |
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116 } |
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117 |
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118 public static BufferedImage testImageTransform(BufferedImage image, |
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119 AffineTransform transform) { |
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120 AffineTransformOp op = |
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121 new AffineTransformOp(transform, AffineTransformOp.TYPE_BILINEAR); |
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122 |
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123 BufferedImage transformedImage = new BufferedImage(image.getWidth(), |
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124 image.getHeight(), |
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125 image.getType()); |
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126 |
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127 return op.filter(image, transformedImage); |
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128 } |
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129 |
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130 public static Raster testRasterTransform(Raster src, WritableRaster dst, |
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131 AffineTransform transform) { |
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132 AffineTransformOp op = |
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133 new AffineTransformOp(transform, AffineTransformOp.TYPE_BILINEAR); |
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134 |
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135 return op.filter(src, dst); |
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136 } |
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137 } |
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138 |