Mercurial > hg > orthanc-webviewer
annotate Plugin/ViewerToolbox.cpp @ 321:705be6d59d9b default tip
fix build on tumbleweed
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Tue, 11 Jun 2024 12:57:30 +0200 |
| parents | 553fa466835a |
| children |
| rev | line source |
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| 0 | 1 /** |
| 2 * Orthanc - A Lightweight, RESTful DICOM Store | |
| 122 | 3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics |
| 0 | 4 * Department, University Hospital of Liege, Belgium |
|
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5 * Copyright (C) 2017-2023 Osimis S.A., Belgium |
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6 * Copyright (C) 2024-2024 Orthanc Team SRL, Belgium |
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7 * Copyright (C) 2021-2024 Sebastien Jodogne, ICTEAM UCLouvain, Belgium |
| 0 | 8 * |
| 9 * This program is free software: you can redistribute it and/or | |
| 10 * modify it under the terms of the GNU Affero General Public License | |
| 11 * as published by the Free Software Foundation, either version 3 of | |
| 12 * the License, or (at your option) any later version. | |
| 13 * | |
| 14 * This program is distributed in the hope that it will be useful, but | |
| 15 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 17 * Affero General Public License for more details. | |
| 18 * | |
| 19 * You should have received a copy of the GNU Affero General Public License | |
| 20 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
| 21 **/ | |
| 22 | |
| 23 | |
| 24 #include "ViewerToolbox.h" | |
| 25 | |
| 287 | 26 #include <Logging.h> |
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27 #include <OrthancException.h> |
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28 #include <Toolbox.h> |
| 0 | 29 |
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30 // To gain access to ORTHANC_PLUGINS_VERSION_IS_ABOVE if Orthanc SDK <= 1.3.0 |
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31 #include "../Resources/Orthanc/Plugins/OrthancPluginCppWrapper.h" |
| 172 | 32 |
| 0 | 33 #include <stdexcept> |
| 34 #include <boost/lexical_cast.hpp> | |
| 35 #include <sys/stat.h> | |
| 36 | |
| 37 namespace OrthancPlugins | |
| 38 { | |
| 39 bool GetStringFromOrthanc(std::string& content, | |
| 40 OrthancPluginContext* context, | |
| 41 const std::string& uri) | |
| 42 { | |
| 43 OrthancPluginMemoryBuffer answer; | |
| 44 | |
| 45 if (OrthancPluginRestApiGet(context, &answer, uri.c_str())) | |
| 46 { | |
| 47 return false; | |
| 48 } | |
| 49 | |
| 50 if (answer.size) | |
| 51 { | |
| 52 try | |
| 53 { | |
| 54 content.assign(reinterpret_cast<const char*>(answer.data), answer.size); | |
| 55 } | |
| 56 catch (std::bad_alloc&) | |
| 57 { | |
| 58 OrthancPluginFreeMemoryBuffer(context, &answer); | |
| 79 | 59 throw Orthanc::OrthancException(Orthanc::ErrorCode_NotEnoughMemory); |
| 0 | 60 } |
| 61 } | |
| 62 | |
| 63 OrthancPluginFreeMemoryBuffer(context, &answer); | |
| 64 return true; | |
| 65 } | |
| 66 | |
| 67 | |
| 68 bool GetJsonFromOrthanc(Json::Value& json, | |
| 69 OrthancPluginContext* context, | |
| 70 const std::string& uri) | |
| 71 { | |
| 72 OrthancPluginMemoryBuffer answer; | |
| 73 | |
| 74 if (OrthancPluginRestApiGet(context, &answer, uri.c_str())) | |
| 75 { | |
| 76 return false; | |
| 77 } | |
| 78 | |
| 79 if (answer.size) | |
| 80 { | |
| 81 try | |
| 82 { | |
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83 if (!Orthanc::Toolbox::ReadJsonWithoutComments(json, answer.data, answer.size)) |
| 0 | 84 { |
| 85 return false; | |
| 86 } | |
| 87 } | |
| 88 catch (std::runtime_error&) | |
| 89 { | |
| 90 OrthancPluginFreeMemoryBuffer(context, &answer); | |
| 91 return false; | |
| 92 } | |
| 93 } | |
| 94 | |
| 95 OrthancPluginFreeMemoryBuffer(context, &answer); | |
| 96 return true; | |
| 97 } | |
| 98 | |
| 99 | |
| 100 | |
| 101 | |
| 102 bool TokenizeVector(std::vector<float>& result, | |
| 103 const std::string& value, | |
| 104 unsigned int expectedSize) | |
| 105 { | |
| 106 std::vector<std::string> tokens; | |
| 107 Orthanc::Toolbox::TokenizeString(tokens, value, '\\'); | |
| 108 | |
| 109 if (tokens.size() != expectedSize) | |
| 110 { | |
| 111 return false; | |
| 112 } | |
| 113 | |
| 114 result.resize(tokens.size()); | |
| 115 | |
| 116 for (size_t i = 0; i < tokens.size(); i++) | |
| 117 { | |
| 118 try | |
| 119 { | |
| 120 result[i] = boost::lexical_cast<float>(tokens[i]); | |
| 121 } | |
| 122 catch (boost::bad_lexical_cast&) | |
| 123 { | |
| 124 return false; | |
| 125 } | |
| 126 } | |
| 127 | |
| 128 return true; | |
| 129 } | |
| 130 | |
| 131 | |
| 79 | 132 void CompressUsingDeflate(std::string& compressed, |
| 133 OrthancPluginContext* context, | |
| 0 | 134 const void* uncompressed, |
| 79 | 135 size_t uncompressedSize) |
| 0 | 136 { |
| 79 | 137 OrthancPluginMemoryBuffer tmp; |
| 138 | |
| 139 OrthancPluginErrorCode code = OrthancPluginBufferCompression( | |
| 140 context, &tmp, uncompressed, uncompressedSize, | |
| 141 OrthancPluginCompressionType_Zlib, 0 /*compress*/); | |
| 142 | |
| 143 if (code != OrthancPluginErrorCode_Success) | |
| 0 | 144 { |
| 79 | 145 throw Orthanc::OrthancException(static_cast<Orthanc::ErrorCode>(code)); |
| 0 | 146 } |
| 147 | |
| 79 | 148 try |
| 149 { | |
| 150 compressed.assign(reinterpret_cast<const char*>(tmp.data), tmp.size); | |
| 151 } | |
| 152 catch (...) | |
| 153 { | |
| 154 throw Orthanc::OrthancException(Orthanc::ErrorCode_NotEnoughMemory); | |
| 155 } | |
| 0 | 156 |
| 79 | 157 OrthancPluginFreeMemoryBuffer(context, &tmp); |
| 0 | 158 } |
| 159 | |
| 160 | |
| 161 const char* GetMimeType(const std::string& path) | |
| 162 { | |
| 163 size_t dot = path.find_last_of('.'); | |
| 164 | |
| 165 std::string extension = (dot == std::string::npos) ? "" : path.substr(dot); | |
| 166 std::transform(extension.begin(), extension.end(), extension.begin(), tolower); | |
| 167 | |
| 168 if (extension == ".html") | |
| 169 { | |
| 170 return "text/html"; | |
| 171 } | |
| 172 else if (extension == ".css") | |
| 173 { | |
| 174 return "text/css"; | |
| 175 } | |
| 176 else if (extension == ".js") | |
| 177 { | |
| 178 return "application/javascript"; | |
| 179 } | |
| 180 else if (extension == ".gif") | |
| 181 { | |
| 182 return "image/gif"; | |
| 183 } | |
| 184 else if (extension == ".svg") | |
| 185 { | |
| 186 return "image/svg+xml"; | |
| 187 } | |
| 188 else if (extension == ".json") | |
| 189 { | |
| 190 return "application/json"; | |
| 191 } | |
| 192 else if (extension == ".xml") | |
| 193 { | |
| 194 return "application/xml"; | |
| 195 } | |
| 196 else if (extension == ".png") | |
| 197 { | |
| 198 return "image/png"; | |
| 199 } | |
| 200 else if (extension == ".jpg" || extension == ".jpeg") | |
| 201 { | |
| 202 return "image/jpeg"; | |
| 203 } | |
| 204 else | |
| 205 { | |
| 206 return "application/octet-stream"; | |
| 207 } | |
| 208 } | |
| 209 | |
| 210 | |
| 211 bool ReadConfiguration(Json::Value& configuration, | |
| 212 OrthancPluginContext* context) | |
| 213 { | |
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214 std::string s; |
| 0 | 215 |
| 216 { | |
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217 char* tmp = OrthancPluginGetConfiguration(context); |
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218 if (tmp == NULL) |
| 0 | 219 { |
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220 LOG(ERROR) << "Error while retrieving the configuration from Orthanc"; |
| 0 | 221 return false; |
| 222 } | |
| 223 | |
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224 s.assign(tmp); |
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225 OrthancPluginFreeString(context, tmp); |
| 0 | 226 } |
| 227 | |
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228 if (Orthanc::Toolbox::ReadJson(configuration, s)) |
| 0 | 229 { |
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230 return true; |
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231 } |
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232 else |
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233 { |
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234 LOG(ERROR) << "Unable to parse the configuration"; |
| 0 | 235 return false; |
| 236 } | |
| 237 } | |
| 238 | |
| 239 | |
| 240 std::string GetStringValue(const Json::Value& configuration, | |
| 241 const std::string& key, | |
| 242 const std::string& defaultValue) | |
| 243 { | |
| 244 if (configuration.type() != Json::objectValue || | |
| 245 !configuration.isMember(key) || | |
| 246 configuration[key].type() != Json::stringValue) | |
| 247 { | |
| 248 return defaultValue; | |
| 249 } | |
| 250 else | |
| 251 { | |
| 252 return configuration[key].asString(); | |
| 253 } | |
| 254 } | |
| 255 | |
| 256 | |
| 257 int GetIntegerValue(const Json::Value& configuration, | |
| 258 const std::string& key, | |
| 259 int defaultValue) | |
| 260 { | |
| 261 if (configuration.type() != Json::objectValue || | |
| 262 !configuration.isMember(key) || | |
| 263 configuration[key].type() != Json::intValue) | |
| 264 { | |
| 265 return defaultValue; | |
| 266 } | |
| 267 else | |
| 268 { | |
| 269 return configuration[key].asInt(); | |
| 270 } | |
| 271 } | |
| 272 | |
| 273 | |
| 79 | 274 OrthancPluginPixelFormat Convert(Orthanc::PixelFormat format) |
| 0 | 275 { |
| 79 | 276 switch (format) |
| 277 { | |
| 278 case Orthanc::PixelFormat_Grayscale16: | |
| 279 return OrthancPluginPixelFormat_Grayscale16; | |
| 280 | |
| 281 case Orthanc::PixelFormat_Grayscale8: | |
| 282 return OrthancPluginPixelFormat_Grayscale8; | |
| 283 | |
| 284 case Orthanc::PixelFormat_RGB24: | |
| 285 return OrthancPluginPixelFormat_RGB24; | |
| 286 | |
| 172 | 287 #if ORTHANC_PLUGINS_VERSION_IS_ABOVE(1, 3, 1) |
| 288 case Orthanc::PixelFormat_RGB48: | |
| 289 return OrthancPluginPixelFormat_RGB48; | |
| 290 #endif | |
| 291 | |
| 79 | 292 case Orthanc::PixelFormat_RGBA32: |
| 293 return OrthancPluginPixelFormat_RGBA32; | |
| 294 | |
| 295 case Orthanc::PixelFormat_SignedGrayscale16: | |
| 296 return OrthancPluginPixelFormat_SignedGrayscale16; | |
| 297 | |
| 298 default: | |
| 299 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
| 300 } | |
| 301 } | |
| 302 | |
| 303 | |
| 304 Orthanc::PixelFormat Convert(OrthancPluginPixelFormat format) | |
| 305 { | |
| 306 switch (format) | |
| 0 | 307 { |
| 79 | 308 case OrthancPluginPixelFormat_Grayscale16: |
| 309 return Orthanc::PixelFormat_Grayscale16; | |
| 310 | |
| 311 case OrthancPluginPixelFormat_Grayscale8: | |
| 312 return Orthanc::PixelFormat_Grayscale8; | |
| 313 | |
| 314 case OrthancPluginPixelFormat_RGB24: | |
| 315 return Orthanc::PixelFormat_RGB24; | |
| 316 | |
| 172 | 317 #if ORTHANC_PLUGINS_VERSION_IS_ABOVE(1, 3, 1) |
| 318 case OrthancPluginPixelFormat_RGB48: | |
| 319 return Orthanc::PixelFormat_RGB48; | |
| 320 #endif | |
| 321 | |
| 79 | 322 case OrthancPluginPixelFormat_RGBA32: |
| 323 return Orthanc::PixelFormat_RGBA32; | |
| 324 | |
| 325 case OrthancPluginPixelFormat_SignedGrayscale16: | |
| 326 return Orthanc::PixelFormat_SignedGrayscale16; | |
| 0 | 327 |
| 79 | 328 default: |
| 329 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
| 330 } | |
| 331 } | |
| 332 | |
| 333 | |
| 334 void WriteJpegToMemory(std::string& result, | |
| 335 OrthancPluginContext* context, | |
| 336 const Orthanc::ImageAccessor& accessor, | |
| 337 uint8_t quality) | |
| 338 { | |
| 339 OrthancPluginMemoryBuffer tmp; | |
| 340 | |
| 341 OrthancPluginErrorCode code = OrthancPluginCompressJpegImage | |
| 342 (context, &tmp, Convert(accessor.GetFormat()), | |
| 343 accessor.GetWidth(), accessor.GetHeight(), accessor.GetPitch(), | |
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344 accessor.GetConstBuffer(), quality); |
| 79 | 345 |
| 346 if (code != OrthancPluginErrorCode_Success) | |
| 0 | 347 { |
| 79 | 348 throw Orthanc::OrthancException(static_cast<Orthanc::ErrorCode>(code)); |
| 0 | 349 } |
| 350 | |
| 79 | 351 try |
| 0 | 352 { |
| 79 | 353 result.assign(reinterpret_cast<const char*>(tmp.data), tmp.size); |
| 354 } | |
| 355 catch (...) | |
| 356 { | |
| 357 throw Orthanc::OrthancException(Orthanc::ErrorCode_NotEnoughMemory); | |
| 0 | 358 } |
| 359 | |
| 79 | 360 OrthancPluginFreeMemoryBuffer(context, &tmp); |
| 361 } | |
| 362 | |
| 363 | |
| 364 | |
| 365 ImageReader::ImageReader(OrthancPluginContext* context, | |
| 366 const std::string& image, | |
| 367 OrthancPluginImageFormat format) : context_(context) | |
| 368 { | |
| 369 image_ = OrthancPluginUncompressImage(context_, image.c_str(), image.size(), format); | |
| 370 | |
| 371 if (image_ == NULL) | |
| 0 | 372 { |
| 79 | 373 throw Orthanc::OrthancException(Orthanc::ErrorCode_CorruptedFile); |
| 0 | 374 } |
| 79 | 375 } |
| 0 | 376 |
| 377 | |
| 79 | 378 ImageReader::~ImageReader() |
| 379 { | |
| 380 OrthancPluginFreeImage(context_, image_); | |
| 381 } | |
| 382 | |
| 0 | 383 |
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384 void ImageReader::GetAccessor(Orthanc::ImageAccessor& target) const |
| 79 | 385 { |
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386 target.AssignReadOnly(Convert(OrthancPluginGetImagePixelFormat(context_, image_)), |
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387 OrthancPluginGetImageWidth(context_, image_), |
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388 OrthancPluginGetImageHeight(context_, image_), |
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389 OrthancPluginGetImagePitch(context_, image_), |
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390 OrthancPluginGetImageBuffer(context_, image_)); |
| 0 | 391 } |
| 392 } |