Mercurial > hg > orthanc
annotate UnitTestsSources/ImageTests.cpp @ 2904:0dd54ee073db
float to integer grayscale conversion
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Tue, 30 Oct 2018 10:46:17 +0100 |
parents | 38a3054b22ff |
children | 4767d36679ed |
rev | line source |
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1 /** |
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2 * Orthanc - A Lightweight, RESTful DICOM Store |
1900 | 3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics |
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4 * Department, University Hospital of Liege, Belgium |
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5 * Copyright (C) 2017-2018 Osimis S.A., Belgium |
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6 * |
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7 * This program is free software: you can redistribute it and/or |
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8 * modify it under the terms of the GNU General Public License as |
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9 * published by the Free Software Foundation, either version 3 of the |
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10 * License, or (at your option) any later version. |
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11 * |
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12 * In addition, as a special exception, the copyright holders of this |
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13 * program give permission to link the code of its release with the |
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14 * OpenSSL project's "OpenSSL" library (or with modified versions of it |
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15 * that use the same license as the "OpenSSL" library), and distribute |
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16 * the linked executables. You must obey the GNU General Public License |
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17 * in all respects for all of the code used other than "OpenSSL". If you |
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18 * modify file(s) with this exception, you may extend this exception to |
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19 * your version of the file(s), but you are not obligated to do so. If |
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20 * you do not wish to do so, delete this exception statement from your |
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21 * version. If you delete this exception statement from all source files |
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22 * in the program, then also delete it here. |
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23 * |
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24 * This program is distributed in the hope that it will be useful, but |
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25 * WITHOUT ANY WARRANTY; without even the implied warranty of |
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26 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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27 * General Public License for more details. |
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28 * |
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29 * You should have received a copy of the GNU General Public License |
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30 * along with this program. If not, see <http://www.gnu.org/licenses/>. |
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31 **/ |
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32 |
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33 |
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34 #include "PrecompiledHeadersUnitTests.h" |
368 | 35 #include "gtest/gtest.h" |
36 | |
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37 #include "../Core/Images/Font.h" |
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38 #include "../Core/Images/Image.h" |
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39 #include "../Core/Images/ImageProcessing.h" |
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40 #include "../Core/Images/JpegReader.h" |
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41 #include "../Core/Images/JpegWriter.h" |
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42 #include "../Core/Images/PngReader.h" |
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43 #include "../Core/Images/PngWriter.h" |
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44 #include "../Core/Images/PamReader.h" |
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45 #include "../Core/Images/PamWriter.h" |
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46 #include "../Core/Toolbox.h" |
2142 | 47 #include "../Core/TemporaryFile.h" |
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48 #include "../OrthancServer/OrthancInitialization.h" // For the FontRegistry |
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49 |
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50 #include <stdint.h> |
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51 |
368 | 52 |
53 TEST(PngWriter, ColorPattern) | |
54 { | |
55 Orthanc::PngWriter w; | |
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56 unsigned int width = 17; |
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57 unsigned int height = 61; |
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58 unsigned int pitch = width * 3; |
368 | 59 |
60 std::vector<uint8_t> image(height * pitch); | |
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61 for (unsigned int y = 0; y < height; y++) |
368 | 62 { |
63 uint8_t *p = &image[0] + y * pitch; | |
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64 for (unsigned int x = 0; x < width; x++, p += 3) |
368 | 65 { |
66 p[0] = (y % 3 == 0) ? 255 : 0; | |
67 p[1] = (y % 3 == 1) ? 255 : 0; | |
68 p[2] = (y % 3 == 2) ? 255 : 0; | |
69 } | |
70 } | |
71 | |
1916 | 72 Orthanc::ImageAccessor accessor; |
73 accessor.AssignReadOnly(Orthanc::PixelFormat_RGB24, width, height, pitch, &image[0]); | |
74 | |
75 w.WriteToFile("UnitTestsResults/ColorPattern.png", accessor); | |
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76 |
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77 std::string f, md5; |
2140 | 78 Orthanc::SystemToolbox::ReadFile(f, "UnitTestsResults/ColorPattern.png"); |
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79 Orthanc::Toolbox::ComputeMD5(md5, f); |
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80 ASSERT_EQ("604e785f53c99cae6ea4584870b2c41d", md5); |
368 | 81 } |
82 | |
83 TEST(PngWriter, Gray8Pattern) | |
84 { | |
85 Orthanc::PngWriter w; | |
86 int width = 17; | |
87 int height = 256; | |
88 int pitch = width; | |
89 | |
90 std::vector<uint8_t> image(height * pitch); | |
91 for (int y = 0; y < height; y++) | |
92 { | |
93 uint8_t *p = &image[0] + y * pitch; | |
94 for (int x = 0; x < width; x++, p++) | |
95 { | |
96 *p = y; | |
97 } | |
98 } | |
99 | |
1916 | 100 Orthanc::ImageAccessor accessor; |
101 accessor.AssignReadOnly(Orthanc::PixelFormat_Grayscale8, width, height, pitch, &image[0]); | |
102 | |
103 w.WriteToFile("UnitTestsResults/Gray8Pattern.png", accessor); | |
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104 |
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105 std::string f, md5; |
2140 | 106 Orthanc::SystemToolbox::ReadFile(f, "UnitTestsResults/Gray8Pattern.png"); |
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107 Orthanc::Toolbox::ComputeMD5(md5, f); |
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108 ASSERT_EQ("5a9b98bea3d0a6d983980cc38bfbcdb3", md5); |
368 | 109 } |
110 | |
111 TEST(PngWriter, Gray16Pattern) | |
112 { | |
113 Orthanc::PngWriter w; | |
114 int width = 256; | |
115 int height = 256; | |
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116 int pitch = width * 2 + 16; |
368 | 117 |
118 std::vector<uint8_t> image(height * pitch); | |
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119 |
368 | 120 int v = 0; |
121 for (int y = 0; y < height; y++) | |
122 { | |
123 uint16_t *p = reinterpret_cast<uint16_t*>(&image[0] + y * pitch); | |
124 for (int x = 0; x < width; x++, p++, v++) | |
125 { | |
126 *p = v; | |
127 } | |
128 } | |
129 | |
1916 | 130 Orthanc::ImageAccessor accessor; |
131 accessor.AssignReadOnly(Orthanc::PixelFormat_Grayscale16, width, height, pitch, &image[0]); | |
132 w.WriteToFile("UnitTestsResults/Gray16Pattern.png", accessor); | |
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133 |
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134 std::string f, md5; |
2140 | 135 Orthanc::SystemToolbox::ReadFile(f, "UnitTestsResults/Gray16Pattern.png"); |
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136 Orthanc::Toolbox::ComputeMD5(md5, f); |
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137 ASSERT_EQ("0785866a08bf0a02d2eeff87f658571c", md5); |
368 | 138 } |
455 | 139 |
140 TEST(PngWriter, EndToEnd) | |
141 { | |
142 Orthanc::PngWriter w; | |
1492 | 143 unsigned int width = 256; |
144 unsigned int height = 256; | |
145 unsigned int pitch = width * 2 + 16; | |
455 | 146 |
147 std::vector<uint8_t> image(height * pitch); | |
148 | |
149 int v = 0; | |
1492 | 150 for (unsigned int y = 0; y < height; y++) |
455 | 151 { |
152 uint16_t *p = reinterpret_cast<uint16_t*>(&image[0] + y * pitch); | |
1492 | 153 for (unsigned int x = 0; x < width; x++, p++, v++) |
455 | 154 { |
155 *p = v; | |
156 } | |
157 } | |
158 | |
1916 | 159 Orthanc::ImageAccessor accessor; |
160 accessor.AssignReadOnly(Orthanc::PixelFormat_Grayscale16, width, height, pitch, &image[0]); | |
161 | |
455 | 162 std::string s; |
1916 | 163 w.WriteToMemory(s, accessor); |
455 | 164 |
709 | 165 { |
166 Orthanc::PngReader r; | |
167 r.ReadFromMemory(s); | |
455 | 168 |
710 | 169 ASSERT_EQ(r.GetFormat(), Orthanc::PixelFormat_Grayscale16); |
709 | 170 ASSERT_EQ(r.GetWidth(), width); |
171 ASSERT_EQ(r.GetHeight(), height); | |
455 | 172 |
709 | 173 v = 0; |
1492 | 174 for (unsigned int y = 0; y < height; y++) |
709 | 175 { |
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176 const uint16_t *p = reinterpret_cast<const uint16_t*>((const uint8_t*) r.GetConstBuffer() + y * r.GetPitch()); |
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177 ASSERT_EQ(p, r.GetConstRow(y)); |
1492 | 178 for (unsigned int x = 0; x < width; x++, p++, v++) |
709 | 179 { |
180 ASSERT_EQ(*p, v); | |
181 } | |
182 } | |
183 } | |
184 | |
455 | 185 { |
2140 | 186 Orthanc::TemporaryFile tmp; |
187 Orthanc::SystemToolbox::WriteFile(s, tmp.GetPath()); | |
709 | 188 |
189 Orthanc::PngReader r2; | |
190 r2.ReadFromFile(tmp.GetPath()); | |
191 | |
710 | 192 ASSERT_EQ(r2.GetFormat(), Orthanc::PixelFormat_Grayscale16); |
709 | 193 ASSERT_EQ(r2.GetWidth(), width); |
194 ASSERT_EQ(r2.GetHeight(), height); | |
710 | 195 |
196 v = 0; | |
1492 | 197 for (unsigned int y = 0; y < height; y++) |
455 | 198 { |
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199 const uint16_t *p = reinterpret_cast<const uint16_t*>((const uint8_t*) r2.GetConstBuffer() + y * r2.GetPitch()); |
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200 ASSERT_EQ(p, r2.GetConstRow(y)); |
1492 | 201 for (unsigned int x = 0; x < width; x++, p++, v++) |
709 | 202 { |
203 ASSERT_EQ(*p, v); | |
204 } | |
455 | 205 } |
206 } | |
207 } | |
1602 | 208 |
209 | |
210 | |
211 | |
212 TEST(JpegWriter, Basic) | |
213 { | |
1604 | 214 std::string s; |
215 | |
1602 | 216 { |
2107 | 217 Orthanc::Image img(Orthanc::PixelFormat_Grayscale8, 16, 16, false); |
1604 | 218 for (unsigned int y = 0, value = 0; y < img.GetHeight(); y++) |
1602 | 219 { |
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220 uint8_t* p = reinterpret_cast<uint8_t*>(img.GetRow(y)); |
1604 | 221 for (unsigned int x = 0; x < img.GetWidth(); x++, p++) |
222 { | |
223 *p = value++; | |
224 } | |
225 } | |
226 | |
227 Orthanc::JpegWriter w; | |
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228 w.WriteToFile("UnitTestsResults/hello.jpg", img); |
1604 | 229 |
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230 w.WriteToMemory(s, img); |
2140 | 231 Orthanc::SystemToolbox::WriteFile(s, "UnitTestsResults/hello2.jpg"); |
1604 | 232 |
233 std::string t; | |
2140 | 234 Orthanc::SystemToolbox::ReadFile(t, "UnitTestsResults/hello.jpg"); |
1604 | 235 ASSERT_EQ(s.size(), t.size()); |
236 ASSERT_EQ(0, memcmp(s.c_str(), t.c_str(), s.size())); | |
237 } | |
238 | |
239 { | |
240 Orthanc::JpegReader r1, r2; | |
241 r1.ReadFromFile("UnitTestsResults/hello.jpg"); | |
1970 | 242 ASSERT_EQ(16u, r1.GetWidth()); |
243 ASSERT_EQ(16u, r1.GetHeight()); | |
1604 | 244 |
245 r2.ReadFromMemory(s); | |
1970 | 246 ASSERT_EQ(16u, r2.GetWidth()); |
247 ASSERT_EQ(16u, r2.GetHeight()); | |
1604 | 248 |
249 for (unsigned int y = 0; y < r1.GetHeight(); y++) | |
250 { | |
251 const uint8_t* p1 = reinterpret_cast<const uint8_t*>(r1.GetConstRow(y)); | |
252 const uint8_t* p2 = reinterpret_cast<const uint8_t*>(r2.GetConstRow(y)); | |
253 for (unsigned int x = 0; x < r1.GetWidth(); x++) | |
254 { | |
255 ASSERT_EQ(*p1, *p2); | |
256 } | |
1602 | 257 } |
258 } | |
259 } | |
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261 |
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262 TEST(Font, Basic) |
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263 { |
2107 | 264 Orthanc::Image s(Orthanc::PixelFormat_RGB24, 640, 480, false); |
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265 memset(s.GetBuffer(), 0, s.GetPitch() * s.GetHeight()); |
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266 |
1970 | 267 ASSERT_GE(1u, Orthanc::Configuration::GetFontRegistry().GetSize()); |
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268 Orthanc::Configuration::GetFontRegistry().GetFont(0).Draw(s, "Hello world É\n\rComment ça va ?\nq", 50, 60, 255, 0, 0); |
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269 |
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270 Orthanc::PngWriter w; |
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271 w.WriteToFile("UnitTestsResults/font.png", s); |
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272 } |
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273 |
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274 TEST(PamWriter, ColorPattern) |
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275 { |
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276 Orthanc::PamWriter w; |
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277 unsigned int width = 17; |
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278 unsigned int height = 61; |
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279 unsigned int pitch = width * 3; |
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280 |
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281 std::vector<uint8_t> image(height * pitch); |
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282 for (unsigned int y = 0; y < height; y++) |
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283 { |
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284 uint8_t *p = &image[0] + y * pitch; |
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285 for (unsigned int x = 0; x < width; x++, p += 3) |
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286 { |
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287 p[0] = (y % 3 == 0) ? 255 : 0; |
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288 p[1] = (y % 3 == 1) ? 255 : 0; |
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289 p[2] = (y % 3 == 2) ? 255 : 0; |
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290 } |
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291 } |
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292 |
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293 Orthanc::ImageAccessor accessor; |
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294 accessor.AssignReadOnly(Orthanc::PixelFormat_RGB24, width, height, pitch, &image[0]); |
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295 |
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296 w.WriteToFile("UnitTestsResults/ColorPattern.pam", accessor); |
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297 |
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298 std::string f, md5; |
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299 Orthanc::SystemToolbox::ReadFile(f, "UnitTestsResults/ColorPattern.pam"); |
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300 Orthanc::Toolbox::ComputeMD5(md5, f); |
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301 ASSERT_EQ("81a3441754e88969ebbe53e69891e841", md5); |
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302 } |
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303 |
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304 TEST(PamWriter, Gray8Pattern) |
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305 { |
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306 Orthanc::PamWriter w; |
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307 int width = 17; |
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308 int height = 256; |
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309 int pitch = width; |
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310 |
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311 std::vector<uint8_t> image(height * pitch); |
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312 for (int y = 0; y < height; y++) |
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313 { |
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314 uint8_t *p = &image[0] + y * pitch; |
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315 for (int x = 0; x < width; x++, p++) |
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316 { |
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317 *p = y; |
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318 } |
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319 } |
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320 |
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321 Orthanc::ImageAccessor accessor; |
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322 accessor.AssignReadOnly(Orthanc::PixelFormat_Grayscale8, width, height, pitch, &image[0]); |
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323 |
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324 w.WriteToFile("UnitTestsResults/Gray8Pattern.pam", accessor); |
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325 |
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326 std::string f, md5; |
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327 Orthanc::SystemToolbox::ReadFile(f, "UnitTestsResults/Gray8Pattern.pam"); |
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328 Orthanc::Toolbox::ComputeMD5(md5, f); |
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329 ASSERT_EQ("7873c408d26a9d11dd1c1de5e69cc0a3", md5); |
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330 } |
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331 |
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332 TEST(PamWriter, Gray16Pattern) |
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333 { |
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334 Orthanc::PamWriter w; |
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335 int width = 256; |
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336 int height = 256; |
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337 int pitch = width * 2 + 16; |
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338 |
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339 std::vector<uint8_t> image(height * pitch); |
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340 |
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341 int v = 0; |
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342 for (int y = 0; y < height; y++) |
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343 { |
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344 uint16_t *p = reinterpret_cast<uint16_t*>(&image[0] + y * pitch); |
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345 for (int x = 0; x < width; x++, p++, v++) |
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346 { |
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347 *p = v; |
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348 } |
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349 } |
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350 |
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351 Orthanc::ImageAccessor accessor; |
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352 accessor.AssignReadOnly(Orthanc::PixelFormat_Grayscale16, width, height, pitch, &image[0]); |
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353 w.WriteToFile("UnitTestsResults/Gray16Pattern.pam", accessor); |
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354 |
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355 std::string f, md5; |
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356 Orthanc::SystemToolbox::ReadFile(f, "UnitTestsResults/Gray16Pattern.pam"); |
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357 Orthanc::Toolbox::ComputeMD5(md5, f); |
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358 ASSERT_EQ("b268772bf28f3b2b8520ff21c5e3dcb6", md5); |
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359 } |
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360 |
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361 TEST(PamWriter, EndToEnd) |
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362 { |
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363 Orthanc::PamWriter w; |
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364 unsigned int width = 256; |
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365 unsigned int height = 256; |
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366 unsigned int pitch = width * 2 + 16; |
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367 |
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368 std::vector<uint8_t> image(height * pitch); |
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369 |
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370 int v = 0; |
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371 for (unsigned int y = 0; y < height; y++) |
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372 { |
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373 uint16_t *p = reinterpret_cast<uint16_t*>(&image[0] + y * pitch); |
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374 for (unsigned int x = 0; x < width; x++, p++, v++) |
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375 { |
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376 *p = v; |
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377 } |
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378 } |
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379 |
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380 Orthanc::ImageAccessor accessor; |
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381 accessor.AssignReadOnly(Orthanc::PixelFormat_Grayscale16, width, height, pitch, &image[0]); |
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382 |
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383 std::string s; |
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384 w.WriteToMemory(s, accessor); |
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385 |
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386 { |
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387 Orthanc::PamReader r; |
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388 r.ReadFromMemory(s); |
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389 |
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390 ASSERT_EQ(r.GetFormat(), Orthanc::PixelFormat_Grayscale16); |
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391 ASSERT_EQ(r.GetWidth(), width); |
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392 ASSERT_EQ(r.GetHeight(), height); |
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393 |
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394 v = 0; |
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395 for (unsigned int y = 0; y < height; y++) |
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396 { |
2707 | 397 const uint16_t *p = reinterpret_cast<const uint16_t*> |
398 ((const uint8_t*) r.GetConstBuffer() + y * r.GetPitch()); | |
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399 ASSERT_EQ(p, r.GetConstRow(y)); |
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400 for (unsigned int x = 0; x < width; x++, p++, v++) |
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401 { |
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402 ASSERT_EQ(v, *p); |
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403 } |
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404 } |
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405 } |
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406 |
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407 { |
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408 Orthanc::TemporaryFile tmp; |
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409 Orthanc::SystemToolbox::WriteFile(s, tmp.GetPath()); |
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410 |
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411 Orthanc::PamReader r2; |
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412 r2.ReadFromFile(tmp.GetPath()); |
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413 |
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414 ASSERT_EQ(r2.GetFormat(), Orthanc::PixelFormat_Grayscale16); |
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415 ASSERT_EQ(r2.GetWidth(), width); |
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416 ASSERT_EQ(r2.GetHeight(), height); |
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417 |
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418 v = 0; |
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419 for (unsigned int y = 0; y < height; y++) |
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420 { |
2707 | 421 const uint16_t *p = reinterpret_cast<const uint16_t*> |
422 ((const uint8_t*) r2.GetConstBuffer() + y * r2.GetPitch()); | |
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423 ASSERT_EQ(p, r2.GetConstRow(y)); |
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424 for (unsigned int x = 0; x < width; x++, p++, v++) |
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425 { |
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426 ASSERT_EQ(*p, v); |
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427 } |
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428 } |
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429 } |
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430 } |
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431 |