Mercurial > hg > orthanc-webviewer
annotate Plugin/ViewerToolbox.cpp @ 287:ec1af1fdcaca
fix build
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Fri, 06 Nov 2020 17:33:32 +0100 |
| parents | 3a9749b1dfce |
| children | aadbffcee805 |
| rev | line source |
|---|---|
| 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) 2017-2020 Osimis S.A., Belgium |
| 0 | 6 * |
| 7 * This program is free software: you can redistribute it and/or | |
| 8 * modify it under the terms of the GNU Affero General Public License | |
| 9 * as published by the Free Software Foundation, either version 3 of | |
| 10 * the License, or (at your option) any later version. | |
| 11 * | |
| 12 * This program is distributed in the hope that it will be useful, but | |
| 13 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 15 * Affero General Public License for more details. | |
| 16 * | |
| 17 * You should have received a copy of the GNU Affero General Public License | |
| 18 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
| 19 **/ | |
| 20 | |
| 21 | |
| 22 #include "ViewerToolbox.h" | |
| 23 | |
| 287 | 24 #include <Logging.h> |
|
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25 #include <OrthancException.h> |
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26 #include <Toolbox.h> |
| 0 | 27 |
|
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28 // To gain access to ORTHANC_PLUGINS_VERSION_IS_ABOVE if Orthanc SDK <= 1.3.0 |
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29 #include "../Resources/Orthanc/Plugins/OrthancPluginCppWrapper.h" |
| 172 | 30 |
| 0 | 31 #include <json/reader.h> |
| 32 #include <stdexcept> | |
| 33 #include <boost/lexical_cast.hpp> | |
| 34 #include <sys/stat.h> | |
| 35 | |
| 36 namespace OrthancPlugins | |
| 37 { | |
| 38 bool GetStringFromOrthanc(std::string& content, | |
| 39 OrthancPluginContext* context, | |
| 40 const std::string& uri) | |
| 41 { | |
| 42 OrthancPluginMemoryBuffer answer; | |
| 43 | |
| 44 if (OrthancPluginRestApiGet(context, &answer, uri.c_str())) | |
| 45 { | |
| 46 return false; | |
| 47 } | |
| 48 | |
| 49 if (answer.size) | |
| 50 { | |
| 51 try | |
| 52 { | |
| 53 content.assign(reinterpret_cast<const char*>(answer.data), answer.size); | |
| 54 } | |
| 55 catch (std::bad_alloc&) | |
| 56 { | |
| 57 OrthancPluginFreeMemoryBuffer(context, &answer); | |
| 79 | 58 throw Orthanc::OrthancException(Orthanc::ErrorCode_NotEnoughMemory); |
| 0 | 59 } |
| 60 } | |
| 61 | |
| 62 OrthancPluginFreeMemoryBuffer(context, &answer); | |
| 63 return true; | |
| 64 } | |
| 65 | |
| 66 | |
| 67 bool GetJsonFromOrthanc(Json::Value& json, | |
| 68 OrthancPluginContext* context, | |
| 69 const std::string& uri) | |
| 70 { | |
| 71 OrthancPluginMemoryBuffer answer; | |
| 72 | |
| 73 if (OrthancPluginRestApiGet(context, &answer, uri.c_str())) | |
| 74 { | |
| 75 return false; | |
| 76 } | |
| 77 | |
| 78 if (answer.size) | |
| 79 { | |
| 80 try | |
| 81 { | |
| 82 const char* data = reinterpret_cast<const char*>(answer.data); | |
| 83 Json::Reader reader; | |
| 84 if (!reader.parse(data, data + answer.size, json, | |
| 85 false /* don't collect comments */)) | |
| 86 { | |
| 87 return false; | |
| 88 } | |
| 89 } | |
| 90 catch (std::runtime_error&) | |
| 91 { | |
| 92 OrthancPluginFreeMemoryBuffer(context, &answer); | |
| 93 return false; | |
| 94 } | |
| 95 } | |
| 96 | |
| 97 OrthancPluginFreeMemoryBuffer(context, &answer); | |
| 98 return true; | |
| 99 } | |
| 100 | |
| 101 | |
| 102 | |
| 103 | |
| 104 bool TokenizeVector(std::vector<float>& result, | |
| 105 const std::string& value, | |
| 106 unsigned int expectedSize) | |
| 107 { | |
| 108 std::vector<std::string> tokens; | |
| 109 Orthanc::Toolbox::TokenizeString(tokens, value, '\\'); | |
| 110 | |
| 111 if (tokens.size() != expectedSize) | |
| 112 { | |
| 113 return false; | |
| 114 } | |
| 115 | |
| 116 result.resize(tokens.size()); | |
| 117 | |
| 118 for (size_t i = 0; i < tokens.size(); i++) | |
| 119 { | |
| 120 try | |
| 121 { | |
| 122 result[i] = boost::lexical_cast<float>(tokens[i]); | |
| 123 } | |
| 124 catch (boost::bad_lexical_cast&) | |
| 125 { | |
| 126 return false; | |
| 127 } | |
| 128 } | |
| 129 | |
| 130 return true; | |
| 131 } | |
| 132 | |
| 133 | |
| 79 | 134 void CompressUsingDeflate(std::string& compressed, |
| 135 OrthancPluginContext* context, | |
| 0 | 136 const void* uncompressed, |
| 79 | 137 size_t uncompressedSize) |
| 0 | 138 { |
| 79 | 139 OrthancPluginMemoryBuffer tmp; |
| 140 | |
| 141 OrthancPluginErrorCode code = OrthancPluginBufferCompression( | |
| 142 context, &tmp, uncompressed, uncompressedSize, | |
| 143 OrthancPluginCompressionType_Zlib, 0 /*compress*/); | |
| 144 | |
| 145 if (code != OrthancPluginErrorCode_Success) | |
| 0 | 146 { |
| 79 | 147 throw Orthanc::OrthancException(static_cast<Orthanc::ErrorCode>(code)); |
| 0 | 148 } |
| 149 | |
| 79 | 150 try |
| 151 { | |
| 152 compressed.assign(reinterpret_cast<const char*>(tmp.data), tmp.size); | |
| 153 } | |
| 154 catch (...) | |
| 155 { | |
| 156 throw Orthanc::OrthancException(Orthanc::ErrorCode_NotEnoughMemory); | |
| 157 } | |
| 0 | 158 |
| 79 | 159 OrthancPluginFreeMemoryBuffer(context, &tmp); |
| 0 | 160 } |
| 161 | |
| 162 | |
| 163 const char* GetMimeType(const std::string& path) | |
| 164 { | |
| 165 size_t dot = path.find_last_of('.'); | |
| 166 | |
| 167 std::string extension = (dot == std::string::npos) ? "" : path.substr(dot); | |
| 168 std::transform(extension.begin(), extension.end(), extension.begin(), tolower); | |
| 169 | |
| 170 if (extension == ".html") | |
| 171 { | |
| 172 return "text/html"; | |
| 173 } | |
| 174 else if (extension == ".css") | |
| 175 { | |
| 176 return "text/css"; | |
| 177 } | |
| 178 else if (extension == ".js") | |
| 179 { | |
| 180 return "application/javascript"; | |
| 181 } | |
| 182 else if (extension == ".gif") | |
| 183 { | |
| 184 return "image/gif"; | |
| 185 } | |
| 186 else if (extension == ".svg") | |
| 187 { | |
| 188 return "image/svg+xml"; | |
| 189 } | |
| 190 else if (extension == ".json") | |
| 191 { | |
| 192 return "application/json"; | |
| 193 } | |
| 194 else if (extension == ".xml") | |
| 195 { | |
| 196 return "application/xml"; | |
| 197 } | |
| 198 else if (extension == ".png") | |
| 199 { | |
| 200 return "image/png"; | |
| 201 } | |
| 202 else if (extension == ".jpg" || extension == ".jpeg") | |
| 203 { | |
| 204 return "image/jpeg"; | |
| 205 } | |
| 206 else | |
| 207 { | |
| 208 return "application/octet-stream"; | |
| 209 } | |
| 210 } | |
| 211 | |
| 212 | |
| 213 bool ReadConfiguration(Json::Value& configuration, | |
| 214 OrthancPluginContext* context) | |
| 215 { | |
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216 std::string s; |
| 0 | 217 |
| 218 { | |
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219 char* tmp = OrthancPluginGetConfiguration(context); |
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220 if (tmp == NULL) |
| 0 | 221 { |
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222 LOG(ERROR) << "Error while retrieving the configuration from Orthanc"; |
| 0 | 223 return false; |
| 224 } | |
| 225 | |
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226 s.assign(tmp); |
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227 OrthancPluginFreeString(context, tmp); |
| 0 | 228 } |
| 229 | |
| 230 Json::Reader reader; | |
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231 if (reader.parse(s, configuration)) |
| 0 | 232 { |
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233 return true; |
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234 } |
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235 else |
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236 { |
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237 LOG(ERROR) << "Unable to parse the configuration"; |
| 0 | 238 return false; |
| 239 } | |
| 240 } | |
| 241 | |
| 242 | |
| 243 std::string GetStringValue(const Json::Value& configuration, | |
| 244 const std::string& key, | |
| 245 const std::string& defaultValue) | |
| 246 { | |
| 247 if (configuration.type() != Json::objectValue || | |
| 248 !configuration.isMember(key) || | |
| 249 configuration[key].type() != Json::stringValue) | |
| 250 { | |
| 251 return defaultValue; | |
| 252 } | |
| 253 else | |
| 254 { | |
| 255 return configuration[key].asString(); | |
| 256 } | |
| 257 } | |
| 258 | |
| 259 | |
| 260 int GetIntegerValue(const Json::Value& configuration, | |
| 261 const std::string& key, | |
| 262 int defaultValue) | |
| 263 { | |
| 264 if (configuration.type() != Json::objectValue || | |
| 265 !configuration.isMember(key) || | |
| 266 configuration[key].type() != Json::intValue) | |
| 267 { | |
| 268 return defaultValue; | |
| 269 } | |
| 270 else | |
| 271 { | |
| 272 return configuration[key].asInt(); | |
| 273 } | |
| 274 } | |
| 275 | |
| 276 | |
| 79 | 277 OrthancPluginPixelFormat Convert(Orthanc::PixelFormat format) |
| 0 | 278 { |
| 79 | 279 switch (format) |
| 280 { | |
| 281 case Orthanc::PixelFormat_Grayscale16: | |
| 282 return OrthancPluginPixelFormat_Grayscale16; | |
| 283 | |
| 284 case Orthanc::PixelFormat_Grayscale8: | |
| 285 return OrthancPluginPixelFormat_Grayscale8; | |
| 286 | |
| 287 case Orthanc::PixelFormat_RGB24: | |
| 288 return OrthancPluginPixelFormat_RGB24; | |
| 289 | |
| 172 | 290 #if ORTHANC_PLUGINS_VERSION_IS_ABOVE(1, 3, 1) |
| 291 case Orthanc::PixelFormat_RGB48: | |
| 292 return OrthancPluginPixelFormat_RGB48; | |
| 293 #endif | |
| 294 | |
| 79 | 295 case Orthanc::PixelFormat_RGBA32: |
| 296 return OrthancPluginPixelFormat_RGBA32; | |
| 297 | |
| 298 case Orthanc::PixelFormat_SignedGrayscale16: | |
| 299 return OrthancPluginPixelFormat_SignedGrayscale16; | |
| 300 | |
| 301 default: | |
| 302 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
| 303 } | |
| 304 } | |
| 305 | |
| 306 | |
| 307 Orthanc::PixelFormat Convert(OrthancPluginPixelFormat format) | |
| 308 { | |
| 309 switch (format) | |
| 0 | 310 { |
| 79 | 311 case OrthancPluginPixelFormat_Grayscale16: |
| 312 return Orthanc::PixelFormat_Grayscale16; | |
| 313 | |
| 314 case OrthancPluginPixelFormat_Grayscale8: | |
| 315 return Orthanc::PixelFormat_Grayscale8; | |
| 316 | |
| 317 case OrthancPluginPixelFormat_RGB24: | |
| 318 return Orthanc::PixelFormat_RGB24; | |
| 319 | |
| 172 | 320 #if ORTHANC_PLUGINS_VERSION_IS_ABOVE(1, 3, 1) |
| 321 case OrthancPluginPixelFormat_RGB48: | |
| 322 return Orthanc::PixelFormat_RGB48; | |
| 323 #endif | |
| 324 | |
| 79 | 325 case OrthancPluginPixelFormat_RGBA32: |
| 326 return Orthanc::PixelFormat_RGBA32; | |
| 327 | |
| 328 case OrthancPluginPixelFormat_SignedGrayscale16: | |
| 329 return Orthanc::PixelFormat_SignedGrayscale16; | |
| 0 | 330 |
| 79 | 331 default: |
| 332 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
| 333 } | |
| 334 } | |
| 335 | |
| 336 | |
| 337 void WriteJpegToMemory(std::string& result, | |
| 338 OrthancPluginContext* context, | |
| 339 const Orthanc::ImageAccessor& accessor, | |
| 340 uint8_t quality) | |
| 341 { | |
| 342 OrthancPluginMemoryBuffer tmp; | |
| 343 | |
| 344 OrthancPluginErrorCode code = OrthancPluginCompressJpegImage | |
| 345 (context, &tmp, Convert(accessor.GetFormat()), | |
| 346 accessor.GetWidth(), accessor.GetHeight(), accessor.GetPitch(), | |
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347 accessor.GetConstBuffer(), quality); |
| 79 | 348 |
| 349 if (code != OrthancPluginErrorCode_Success) | |
| 0 | 350 { |
| 79 | 351 throw Orthanc::OrthancException(static_cast<Orthanc::ErrorCode>(code)); |
| 0 | 352 } |
| 353 | |
| 79 | 354 try |
| 0 | 355 { |
| 79 | 356 result.assign(reinterpret_cast<const char*>(tmp.data), tmp.size); |
| 357 } | |
| 358 catch (...) | |
| 359 { | |
| 360 throw Orthanc::OrthancException(Orthanc::ErrorCode_NotEnoughMemory); | |
| 0 | 361 } |
| 362 | |
| 79 | 363 OrthancPluginFreeMemoryBuffer(context, &tmp); |
| 364 } | |
| 365 | |
| 366 | |
| 367 | |
| 368 ImageReader::ImageReader(OrthancPluginContext* context, | |
| 369 const std::string& image, | |
| 370 OrthancPluginImageFormat format) : context_(context) | |
| 371 { | |
| 372 image_ = OrthancPluginUncompressImage(context_, image.c_str(), image.size(), format); | |
| 373 | |
| 374 if (image_ == NULL) | |
| 0 | 375 { |
| 79 | 376 throw Orthanc::OrthancException(Orthanc::ErrorCode_CorruptedFile); |
| 0 | 377 } |
| 79 | 378 } |
| 0 | 379 |
| 380 | |
| 79 | 381 ImageReader::~ImageReader() |
| 382 { | |
| 383 OrthancPluginFreeImage(context_, image_); | |
| 384 } | |
| 385 | |
| 0 | 386 |
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387 void ImageReader::GetAccessor(Orthanc::ImageAccessor& target) const |
| 79 | 388 { |
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389 target.AssignReadOnly(Convert(OrthancPluginGetImagePixelFormat(context_, image_)), |
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390 OrthancPluginGetImageWidth(context_, image_), |
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391 OrthancPluginGetImageHeight(context_, image_), |
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392 OrthancPluginGetImagePitch(context_, image_), |
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393 OrthancPluginGetImageBuffer(context_, image_)); |
| 0 | 394 } |
| 395 } |