Mercurial > hg > orthanc
annotate UnitTestsSources/ImageTests.cpp @ 1602:292bce3f54ed
JpegWriter
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Tue, 01 Sep 2015 13:06:39 +0200 |
| parents | UnitTestsSources/PngTests.cpp@9f66a12eb8fc |
| children | 1f5d6a2f9638 |
| 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" | |
| 1602 | 40 #include "../Core/ImageFormats/JpegWriter.h" |
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41 #include "../Core/Toolbox.h" |
| 709 | 42 #include "../Core/Uuid.h" |
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43 |
| 368 | 44 |
| 45 TEST(PngWriter, ColorPattern) | |
| 46 { | |
| 47 Orthanc::PngWriter w; | |
| 48 int width = 17; | |
| 49 int height = 61; | |
| 50 int pitch = width * 3; | |
| 51 | |
| 52 std::vector<uint8_t> image(height * pitch); | |
| 53 for (int y = 0; y < height; y++) | |
| 54 { | |
| 55 uint8_t *p = &image[0] + y * pitch; | |
| 56 for (int x = 0; x < width; x++, p += 3) | |
| 57 { | |
| 58 p[0] = (y % 3 == 0) ? 255 : 0; | |
| 59 p[1] = (y % 3 == 1) ? 255 : 0; | |
| 60 p[2] = (y % 3 == 2) ? 255 : 0; | |
| 61 } | |
| 62 } | |
| 63 | |
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64 w.WriteToFile("UnitTestsResults/ColorPattern.png", width, height, pitch, Orthanc::PixelFormat_RGB24, &image[0]); |
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65 |
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66 std::string f, md5; |
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67 Orthanc::Toolbox::ReadFile(f, "UnitTestsResults/ColorPattern.png"); |
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68 Orthanc::Toolbox::ComputeMD5(md5, f); |
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69 ASSERT_EQ("604e785f53c99cae6ea4584870b2c41d", md5); |
| 368 | 70 } |
| 71 | |
| 72 TEST(PngWriter, Gray8Pattern) | |
| 73 { | |
| 74 Orthanc::PngWriter w; | |
| 75 int width = 17; | |
| 76 int height = 256; | |
| 77 int pitch = width; | |
| 78 | |
| 79 std::vector<uint8_t> image(height * pitch); | |
| 80 for (int y = 0; y < height; y++) | |
| 81 { | |
| 82 uint8_t *p = &image[0] + y * pitch; | |
| 83 for (int x = 0; x < width; x++, p++) | |
| 84 { | |
| 85 *p = y; | |
| 86 } | |
| 87 } | |
| 88 | |
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89 w.WriteToFile("UnitTestsResults/Gray8Pattern.png", width, height, pitch, Orthanc::PixelFormat_Grayscale8, &image[0]); |
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90 |
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91 std::string f, md5; |
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92 Orthanc::Toolbox::ReadFile(f, "UnitTestsResults/Gray8Pattern.png"); |
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93 Orthanc::Toolbox::ComputeMD5(md5, f); |
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94 ASSERT_EQ("5a9b98bea3d0a6d983980cc38bfbcdb3", md5); |
| 368 | 95 } |
| 96 | |
| 97 TEST(PngWriter, Gray16Pattern) | |
| 98 { | |
| 99 Orthanc::PngWriter w; | |
| 100 int width = 256; | |
| 101 int height = 256; | |
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102 int pitch = width * 2 + 16; |
| 368 | 103 |
| 104 std::vector<uint8_t> image(height * pitch); | |
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105 |
| 368 | 106 int v = 0; |
| 107 for (int y = 0; y < height; y++) | |
| 108 { | |
| 109 uint16_t *p = reinterpret_cast<uint16_t*>(&image[0] + y * pitch); | |
| 110 for (int x = 0; x < width; x++, p++, v++) | |
| 111 { | |
| 112 *p = v; | |
| 113 } | |
| 114 } | |
| 115 | |
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116 w.WriteToFile("UnitTestsResults/Gray16Pattern.png", width, height, pitch, Orthanc::PixelFormat_Grayscale16, &image[0]); |
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117 |
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118 std::string f, md5; |
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119 Orthanc::Toolbox::ReadFile(f, "UnitTestsResults/Gray16Pattern.png"); |
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120 Orthanc::Toolbox::ComputeMD5(md5, f); |
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121 ASSERT_EQ("0785866a08bf0a02d2eeff87f658571c", md5); |
| 368 | 122 } |
| 455 | 123 |
| 124 TEST(PngWriter, EndToEnd) | |
| 125 { | |
| 126 Orthanc::PngWriter w; | |
| 1492 | 127 unsigned int width = 256; |
| 128 unsigned int height = 256; | |
| 129 unsigned int pitch = width * 2 + 16; | |
| 455 | 130 |
| 131 std::vector<uint8_t> image(height * pitch); | |
| 132 | |
| 133 int v = 0; | |
| 1492 | 134 for (unsigned int y = 0; y < height; y++) |
| 455 | 135 { |
| 136 uint16_t *p = reinterpret_cast<uint16_t*>(&image[0] + y * pitch); | |
| 1492 | 137 for (unsigned int x = 0; x < width; x++, p++, v++) |
| 455 | 138 { |
| 139 *p = v; | |
| 140 } | |
| 141 } | |
| 142 | |
| 143 std::string s; | |
| 144 w.WriteToMemory(s, width, height, pitch, Orthanc::PixelFormat_Grayscale16, &image[0]); | |
| 145 | |
| 709 | 146 { |
| 147 Orthanc::PngReader r; | |
| 148 r.ReadFromMemory(s); | |
| 455 | 149 |
| 710 | 150 ASSERT_EQ(r.GetFormat(), Orthanc::PixelFormat_Grayscale16); |
| 709 | 151 ASSERT_EQ(r.GetWidth(), width); |
| 152 ASSERT_EQ(r.GetHeight(), height); | |
| 455 | 153 |
| 709 | 154 v = 0; |
| 1492 | 155 for (unsigned int y = 0; y < height; y++) |
| 709 | 156 { |
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157 const uint16_t *p = reinterpret_cast<const uint16_t*>((const uint8_t*) r.GetConstBuffer() + y * r.GetPitch()); |
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158 ASSERT_EQ(p, r.GetConstRow(y)); |
| 1492 | 159 for (unsigned int x = 0; x < width; x++, p++, v++) |
| 709 | 160 { |
| 161 ASSERT_EQ(*p, v); | |
| 162 } | |
| 163 } | |
| 164 } | |
| 165 | |
| 455 | 166 { |
| 710 | 167 Orthanc::Toolbox::TemporaryFile tmp; |
| 168 Orthanc::Toolbox::WriteFile(s, tmp.GetPath()); | |
| 709 | 169 |
| 170 Orthanc::PngReader r2; | |
| 171 r2.ReadFromFile(tmp.GetPath()); | |
| 172 | |
| 710 | 173 ASSERT_EQ(r2.GetFormat(), Orthanc::PixelFormat_Grayscale16); |
| 709 | 174 ASSERT_EQ(r2.GetWidth(), width); |
| 175 ASSERT_EQ(r2.GetHeight(), height); | |
| 710 | 176 |
| 177 v = 0; | |
| 1492 | 178 for (unsigned int y = 0; y < height; y++) |
| 455 | 179 { |
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180 const uint16_t *p = reinterpret_cast<const uint16_t*>((const uint8_t*) r2.GetConstBuffer() + y * r2.GetPitch()); |
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181 ASSERT_EQ(p, r2.GetConstRow(y)); |
| 1492 | 182 for (unsigned int x = 0; x < width; x++, p++, v++) |
| 709 | 183 { |
| 184 ASSERT_EQ(*p, v); | |
| 185 } | |
| 455 | 186 } |
| 187 } | |
| 188 } | |
| 1602 | 189 |
| 190 | |
| 191 | |
| 192 | |
| 193 TEST(JpegWriter, Basic) | |
| 194 { | |
| 195 Orthanc::ImageBuffer img(16, 16, Orthanc::PixelFormat_Grayscale8); | |
| 196 Orthanc::ImageAccessor accessor = img.GetAccessor(); | |
| 197 for (unsigned int y = 0, value = 0; y < img.GetHeight(); y++) | |
| 198 { | |
| 199 uint8_t* p = reinterpret_cast<uint8_t*>(accessor.GetRow(y)); | |
| 200 for (unsigned int x = 0; x < img.GetWidth(); x++, p++) | |
| 201 { | |
| 202 *p = value++; | |
| 203 } | |
| 204 } | |
| 205 | |
| 206 Orthanc::JpegWriter w; | |
| 207 w.WriteToFile("UnitTestsResults/hello.jpg", accessor); | |
| 208 | |
| 209 std::string s; | |
| 210 w.WriteToMemory(s, accessor); | |
| 211 Orthanc::Toolbox::WriteFile(s, "UnitTestsResults/hello2.jpg"); | |
| 212 } |