Mercurial > hg > orthanc
annotate UnitTestsSources/ImageTests.cpp @ 1604:1f5d6a2f9638
JpegReader
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
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| date | Tue, 01 Sep 2015 14:57:13 +0200 |
| parents | 292bce3f54ed |
| children | adc6a5704cdb |
| rev | line source |
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1 /** |
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2 * Orthanc - A Lightweight, RESTful DICOM Store |
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3 * Copyright (C) 2012-2015 Sebastien Jodogne, Medical Physics |
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4 * Department, University Hospital of Liege, Belgium |
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5 * |
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6 * This program is free software: you can redistribute it and/or |
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7 * modify it under the terms of the GNU General Public License as |
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8 * published by the Free Software Foundation, either version 3 of the |
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9 * License, or (at your option) any later version. |
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10 * |
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11 * In addition, as a special exception, the copyright holders of this |
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12 * program give permission to link the code of its release with the |
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13 * OpenSSL project's "OpenSSL" library (or with modified versions of it |
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14 * that use the same license as the "OpenSSL" library), and distribute |
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15 * the linked executables. You must obey the GNU General Public License |
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16 * in all respects for all of the code used other than "OpenSSL". If you |
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17 * modify file(s) with this exception, you may extend this exception to |
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18 * your version of the file(s), but you are not obligated to do so. If |
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19 * you do not wish to do so, delete this exception statement from your |
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20 * version. If you delete this exception statement from all source files |
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21 * in the program, then also delete it here. |
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22 * |
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23 * This program is distributed in the hope that it will be useful, but |
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24 * WITHOUT ANY WARRANTY; without even the implied warranty of |
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25 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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26 * General Public License for more details. |
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27 * |
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28 * You should have received a copy of the GNU General Public License |
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29 * along with this program. If not, see <http://www.gnu.org/licenses/>. |
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30 **/ |
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31 |
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32 |
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33 #include "PrecompiledHeadersUnitTests.h" |
| 368 | 34 #include "gtest/gtest.h" |
| 35 | |
| 36 #include <stdint.h> | |
| 1602 | 37 #include "../Core/ImageFormats/ImageBuffer.h" |
| 799 | 38 #include "../Core/ImageFormats/PngReader.h" |
| 39 #include "../Core/ImageFormats/PngWriter.h" | |
| 1604 | 40 #include "../Core/ImageFormats/JpegReader.h" |
| 1602 | 41 #include "../Core/ImageFormats/JpegWriter.h" |
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42 #include "../Core/Toolbox.h" |
| 709 | 43 #include "../Core/Uuid.h" |
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44 |
| 368 | 45 |
| 46 TEST(PngWriter, ColorPattern) | |
| 47 { | |
| 48 Orthanc::PngWriter w; | |
| 49 int width = 17; | |
| 50 int height = 61; | |
| 51 int pitch = width * 3; | |
| 52 | |
| 53 std::vector<uint8_t> image(height * pitch); | |
| 54 for (int y = 0; y < height; y++) | |
| 55 { | |
| 56 uint8_t *p = &image[0] + y * pitch; | |
| 57 for (int x = 0; x < width; x++, p += 3) | |
| 58 { | |
| 59 p[0] = (y % 3 == 0) ? 255 : 0; | |
| 60 p[1] = (y % 3 == 1) ? 255 : 0; | |
| 61 p[2] = (y % 3 == 2) ? 255 : 0; | |
| 62 } | |
| 63 } | |
| 64 | |
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65 w.WriteToFile("UnitTestsResults/ColorPattern.png", width, height, pitch, Orthanc::PixelFormat_RGB24, &image[0]); |
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66 |
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67 std::string f, md5; |
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68 Orthanc::Toolbox::ReadFile(f, "UnitTestsResults/ColorPattern.png"); |
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69 Orthanc::Toolbox::ComputeMD5(md5, f); |
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70 ASSERT_EQ("604e785f53c99cae6ea4584870b2c41d", md5); |
| 368 | 71 } |
| 72 | |
| 73 TEST(PngWriter, Gray8Pattern) | |
| 74 { | |
| 75 Orthanc::PngWriter w; | |
| 76 int width = 17; | |
| 77 int height = 256; | |
| 78 int pitch = width; | |
| 79 | |
| 80 std::vector<uint8_t> image(height * pitch); | |
| 81 for (int y = 0; y < height; y++) | |
| 82 { | |
| 83 uint8_t *p = &image[0] + y * pitch; | |
| 84 for (int x = 0; x < width; x++, p++) | |
| 85 { | |
| 86 *p = y; | |
| 87 } | |
| 88 } | |
| 89 | |
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90 w.WriteToFile("UnitTestsResults/Gray8Pattern.png", width, height, pitch, Orthanc::PixelFormat_Grayscale8, &image[0]); |
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91 |
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92 std::string f, md5; |
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93 Orthanc::Toolbox::ReadFile(f, "UnitTestsResults/Gray8Pattern.png"); |
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94 Orthanc::Toolbox::ComputeMD5(md5, f); |
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95 ASSERT_EQ("5a9b98bea3d0a6d983980cc38bfbcdb3", md5); |
| 368 | 96 } |
| 97 | |
| 98 TEST(PngWriter, Gray16Pattern) | |
| 99 { | |
| 100 Orthanc::PngWriter w; | |
| 101 int width = 256; | |
| 102 int height = 256; | |
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103 int pitch = width * 2 + 16; |
| 368 | 104 |
| 105 std::vector<uint8_t> image(height * pitch); | |
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106 |
| 368 | 107 int v = 0; |
| 108 for (int y = 0; y < height; y++) | |
| 109 { | |
| 110 uint16_t *p = reinterpret_cast<uint16_t*>(&image[0] + y * pitch); | |
| 111 for (int x = 0; x < width; x++, p++, v++) | |
| 112 { | |
| 113 *p = v; | |
| 114 } | |
| 115 } | |
| 116 | |
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117 w.WriteToFile("UnitTestsResults/Gray16Pattern.png", width, height, pitch, Orthanc::PixelFormat_Grayscale16, &image[0]); |
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118 |
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119 std::string f, md5; |
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120 Orthanc::Toolbox::ReadFile(f, "UnitTestsResults/Gray16Pattern.png"); |
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121 Orthanc::Toolbox::ComputeMD5(md5, f); |
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122 ASSERT_EQ("0785866a08bf0a02d2eeff87f658571c", md5); |
| 368 | 123 } |
| 455 | 124 |
| 125 TEST(PngWriter, EndToEnd) | |
| 126 { | |
| 127 Orthanc::PngWriter w; | |
| 1492 | 128 unsigned int width = 256; |
| 129 unsigned int height = 256; | |
| 130 unsigned int pitch = width * 2 + 16; | |
| 455 | 131 |
| 132 std::vector<uint8_t> image(height * pitch); | |
| 133 | |
| 134 int v = 0; | |
| 1492 | 135 for (unsigned int y = 0; y < height; y++) |
| 455 | 136 { |
| 137 uint16_t *p = reinterpret_cast<uint16_t*>(&image[0] + y * pitch); | |
| 1492 | 138 for (unsigned int x = 0; x < width; x++, p++, v++) |
| 455 | 139 { |
| 140 *p = v; | |
| 141 } | |
| 142 } | |
| 143 | |
| 144 std::string s; | |
| 145 w.WriteToMemory(s, width, height, pitch, Orthanc::PixelFormat_Grayscale16, &image[0]); | |
| 146 | |
| 709 | 147 { |
| 148 Orthanc::PngReader r; | |
| 149 r.ReadFromMemory(s); | |
| 455 | 150 |
| 710 | 151 ASSERT_EQ(r.GetFormat(), Orthanc::PixelFormat_Grayscale16); |
| 709 | 152 ASSERT_EQ(r.GetWidth(), width); |
| 153 ASSERT_EQ(r.GetHeight(), height); | |
| 455 | 154 |
| 709 | 155 v = 0; |
| 1492 | 156 for (unsigned int y = 0; y < height; y++) |
| 709 | 157 { |
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158 const uint16_t *p = reinterpret_cast<const uint16_t*>((const uint8_t*) r.GetConstBuffer() + y * r.GetPitch()); |
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159 ASSERT_EQ(p, r.GetConstRow(y)); |
| 1492 | 160 for (unsigned int x = 0; x < width; x++, p++, v++) |
| 709 | 161 { |
| 162 ASSERT_EQ(*p, v); | |
| 163 } | |
| 164 } | |
| 165 } | |
| 166 | |
| 455 | 167 { |
| 710 | 168 Orthanc::Toolbox::TemporaryFile tmp; |
| 169 Orthanc::Toolbox::WriteFile(s, tmp.GetPath()); | |
| 709 | 170 |
| 171 Orthanc::PngReader r2; | |
| 172 r2.ReadFromFile(tmp.GetPath()); | |
| 173 | |
| 710 | 174 ASSERT_EQ(r2.GetFormat(), Orthanc::PixelFormat_Grayscale16); |
| 709 | 175 ASSERT_EQ(r2.GetWidth(), width); |
| 176 ASSERT_EQ(r2.GetHeight(), height); | |
| 710 | 177 |
| 178 v = 0; | |
| 1492 | 179 for (unsigned int y = 0; y < height; y++) |
| 455 | 180 { |
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181 const uint16_t *p = reinterpret_cast<const uint16_t*>((const uint8_t*) r2.GetConstBuffer() + y * r2.GetPitch()); |
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182 ASSERT_EQ(p, r2.GetConstRow(y)); |
| 1492 | 183 for (unsigned int x = 0; x < width; x++, p++, v++) |
| 709 | 184 { |
| 185 ASSERT_EQ(*p, v); | |
| 186 } | |
| 455 | 187 } |
| 188 } | |
| 189 } | |
| 1602 | 190 |
| 191 | |
| 192 | |
| 193 | |
| 194 TEST(JpegWriter, Basic) | |
| 195 { | |
| 1604 | 196 std::string s; |
| 197 | |
| 1602 | 198 { |
| 1604 | 199 Orthanc::ImageBuffer img(16, 16, Orthanc::PixelFormat_Grayscale8); |
| 200 Orthanc::ImageAccessor accessor = img.GetAccessor(); | |
| 201 for (unsigned int y = 0, value = 0; y < img.GetHeight(); y++) | |
| 1602 | 202 { |
| 1604 | 203 uint8_t* p = reinterpret_cast<uint8_t*>(accessor.GetRow(y)); |
| 204 for (unsigned int x = 0; x < img.GetWidth(); x++, p++) | |
| 205 { | |
| 206 *p = value++; | |
| 207 } | |
| 208 } | |
| 209 | |
| 210 Orthanc::JpegWriter w; | |
| 211 w.WriteToFile("UnitTestsResults/hello.jpg", accessor); | |
| 212 | |
| 213 w.WriteToMemory(s, accessor); | |
| 214 Orthanc::Toolbox::WriteFile(s, "UnitTestsResults/hello2.jpg"); | |
| 215 | |
| 216 std::string t; | |
| 217 Orthanc::Toolbox::ReadFile(t, "UnitTestsResults/hello.jpg"); | |
| 218 ASSERT_EQ(s.size(), t.size()); | |
| 219 ASSERT_EQ(0, memcmp(s.c_str(), t.c_str(), s.size())); | |
| 220 } | |
| 221 | |
| 222 { | |
| 223 Orthanc::JpegReader r1, r2; | |
| 224 r1.ReadFromFile("UnitTestsResults/hello.jpg"); | |
| 225 ASSERT_EQ(16, r1.GetWidth()); | |
| 226 ASSERT_EQ(16, r1.GetHeight()); | |
| 227 | |
| 228 r2.ReadFromMemory(s); | |
| 229 ASSERT_EQ(16, r2.GetWidth()); | |
| 230 ASSERT_EQ(16, r2.GetHeight()); | |
| 231 | |
| 232 for (unsigned int y = 0; y < r1.GetHeight(); y++) | |
| 233 { | |
| 234 const uint8_t* p1 = reinterpret_cast<const uint8_t*>(r1.GetConstRow(y)); | |
| 235 const uint8_t* p2 = reinterpret_cast<const uint8_t*>(r2.GetConstRow(y)); | |
| 236 for (unsigned int x = 0; x < r1.GetWidth(); x++) | |
| 237 { | |
| 238 ASSERT_EQ(*p1, *p2); | |
| 239 } | |
| 1602 | 240 } |
| 241 } | |
| 242 } |