Mercurial > hg > orthanc-wsi
annotate ViewerPlugin/IIIF.cpp @ 265:dab414e5b520 iiif
reorganization
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Mon, 10 Jul 2023 13:22:10 +0200 |
| parents | 75d933374805 |
| children | ca605878dc73 |
| rev | line source |
|---|---|
| 261 | 1 /** |
| 2 * Orthanc - A Lightweight, RESTful DICOM Store | |
| 3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics | |
| 4 * Department, University Hospital of Liege, Belgium | |
| 5 * Copyright (C) 2017-2023 Osimis S.A., Belgium | |
| 6 * Copyright (C) 2021-2023 Sebastien Jodogne, ICTEAM UCLouvain, Belgium | |
| 7 * | |
| 8 * This program is free software: you can redistribute it and/or | |
| 9 * modify it under the terms of the GNU Affero General Public License | |
| 10 * as published by the Free Software Foundation, either version 3 of | |
| 11 * the License, or (at your option) any later version. | |
| 12 * | |
| 13 * This program is distributed in the hope that it will be useful, but | |
| 14 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 16 * Affero General Public License for more details. | |
| 17 * | |
| 18 * You should have received a copy of the GNU Affero General Public License | |
| 19 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
| 20 **/ | |
| 21 | |
| 22 | |
| 23 #include "../Framework/PrecompiledHeadersWSI.h" | |
| 24 #include "IIIF.h" | |
| 25 | |
| 26 #include "DicomPyramidCache.h" | |
| 27 #include "RawTile.h" | |
| 28 #include "../Resources/Orthanc/Plugins/OrthancPluginCppWrapper.h" | |
| 29 | |
| 30 #include <Images/Image.h> | |
| 31 #include <Images/ImageProcessing.h> | |
| 32 #include <Logging.h> | |
| 265 | 33 #include <SerializationToolbox.h> |
| 261 | 34 |
| 35 #include <boost/regex.hpp> | |
| 36 #include <boost/math/special_functions/round.hpp> | |
| 37 | |
| 38 | |
| 39 static std::string iiifPublicUrl_; | |
| 40 | |
| 41 | |
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42 static void ServeIIIFTiledImageInfo(OrthancPluginRestOutput* output, |
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43 const char* url, |
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44 const OrthancPluginHttpRequest* request) |
| 261 | 45 { |
| 46 std::string seriesId(request->groups[0]); | |
| 47 | |
| 48 LOG(INFO) << "IIIF: Image API call to whole-slide pyramid of series " << seriesId; | |
| 49 | |
| 50 OrthancWSI::DicomPyramidCache::Locker locker(seriesId); | |
| 51 | |
| 52 if (locker.GetPyramid().GetLevelCount() == 0) | |
| 53 { | |
| 54 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); | |
| 55 } | |
| 56 | |
| 57 if (locker.GetPyramid().GetTileWidth(0) != locker.GetPyramid().GetTileHeight(0)) | |
| 58 { | |
| 59 throw Orthanc::OrthancException(Orthanc::ErrorCode_IncompatibleImageFormat, | |
| 60 "IIIF doesn't support non-isotropic tile sizes"); | |
| 61 } | |
| 62 | |
| 63 for (unsigned int i = 1; i < locker.GetPyramid().GetLevelCount(); i++) | |
| 64 { | |
| 65 if (locker.GetPyramid().GetTileWidth(i) != locker.GetPyramid().GetTileWidth(0) || | |
| 66 locker.GetPyramid().GetTileHeight(i) != locker.GetPyramid().GetTileHeight(0)) | |
| 67 { | |
| 68 throw Orthanc::OrthancException(Orthanc::ErrorCode_IncompatibleImageFormat, | |
| 69 "IIIF doesn't support levels with varying tile sizes"); | |
| 70 } | |
| 71 } | |
| 72 | |
| 73 Json::Value sizes = Json::arrayValue; | |
| 74 Json::Value scaleFactors = Json::arrayValue; | |
| 75 | |
| 76 for (unsigned int i = locker.GetPyramid().GetLevelCount(); i > 0; i--) | |
| 77 { | |
| 78 /** | |
| 79 * Openseadragon seems to have difficulties in rendering | |
| 80 * non-integer scale factors. Consequently, we only keep the | |
| 81 * levels with an integer scale factor. | |
| 82 **/ | |
| 83 if (locker.GetPyramid().GetLevelWidth(0) % locker.GetPyramid().GetLevelWidth(i - 1) == 0 && | |
| 84 locker.GetPyramid().GetLevelHeight(0) % locker.GetPyramid().GetLevelHeight(i - 1) == 0) | |
| 85 { | |
| 86 Json::Value level; | |
| 87 level["width"] = locker.GetPyramid().GetLevelWidth(i - 1); | |
| 88 level["height"] = locker.GetPyramid().GetLevelHeight(i - 1); | |
| 89 sizes.append(level); | |
| 90 | |
| 91 scaleFactors.append(static_cast<float>(locker.GetPyramid().GetLevelWidth(0)) / | |
| 92 static_cast<float>(locker.GetPyramid().GetLevelWidth(i - 1))); | |
| 93 } | |
| 94 } | |
| 95 | |
| 96 Json::Value tiles; | |
| 97 tiles["width"] = locker.GetPyramid().GetTileWidth(0); | |
| 98 tiles["height"] = locker.GetPyramid().GetTileHeight(0); | |
| 99 tiles["scaleFactors"] = scaleFactors; | |
| 100 | |
| 101 Json::Value result; | |
| 102 result["@context"] = "http://iiif.io/api/image/2/context.json"; | |
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103 result["@id"] = iiifPublicUrl_ + "tiles/" + seriesId; |
| 261 | 104 result["profile"] = "http://iiif.io/api/image/2/level0.json"; |
| 105 result["protocol"] = "http://iiif.io/api/image"; | |
| 106 result["width"] = locker.GetPyramid().GetLevelWidth(0); | |
| 107 result["height"] = locker.GetPyramid().GetLevelHeight(0); | |
| 108 result["sizes"] = sizes; | |
| 109 | |
| 110 result["tiles"] = Json::arrayValue; | |
| 111 result["tiles"].append(tiles); | |
| 112 | |
| 113 std::string s = result.toStyledString(); | |
| 114 OrthancPluginAnswerBuffer(OrthancPlugins::GetGlobalContext(), output, s.c_str(), s.size(), "application/json"); | |
| 115 } | |
| 116 | |
| 117 | |
| 118 static unsigned int GetPhysicalTileWidth(const OrthancWSI::ITiledPyramid& pyramid, | |
| 119 unsigned int level) | |
| 120 { | |
| 121 return static_cast<unsigned int>(boost::math::iround( | |
| 122 static_cast<float>(pyramid.GetTileWidth(level)) * | |
| 123 static_cast<float>(pyramid.GetLevelWidth(0)) / | |
| 124 static_cast<float>(pyramid.GetLevelWidth(level)))); | |
| 125 } | |
| 126 | |
| 127 | |
| 128 static unsigned int GetPhysicalTileHeight(const OrthancWSI::ITiledPyramid& pyramid, | |
| 129 unsigned int level) | |
| 130 { | |
| 131 return static_cast<unsigned int>(boost::math::iround( | |
| 132 static_cast<float>(pyramid.GetTileHeight(level)) * | |
| 133 static_cast<float>(pyramid.GetLevelHeight(0)) / | |
| 134 static_cast<float>(pyramid.GetLevelHeight(level)))); | |
| 135 } | |
| 136 | |
| 137 | |
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138 static void ServeIIIFTiledImageTile(OrthancPluginRestOutput* output, |
| 265 | 139 const char* url, |
| 140 const OrthancPluginHttpRequest* request) | |
| 261 | 141 { |
| 142 std::string seriesId(request->groups[0]); | |
| 143 std::string region(request->groups[1]); | |
| 144 std::string size(request->groups[2]); | |
| 145 std::string rotation(request->groups[3]); | |
| 146 std::string quality(request->groups[4]); | |
| 147 std::string format(request->groups[5]); | |
| 148 | |
| 149 LOG(INFO) << "IIIF: Image API call to tile of series " << seriesId << ": " | |
| 150 << "region=" << region << "; size=" << size << "; rotation=" | |
| 151 << rotation << "; quality=" << quality << "; format=" << format; | |
| 152 | |
| 153 if (rotation != "0") | |
| 154 { | |
| 155 throw Orthanc::OrthancException(Orthanc::ErrorCode_NotImplemented, "IIIF - Unsupported rotation: " + rotation); | |
| 156 } | |
| 157 | |
| 158 if (quality != "default") | |
| 159 { | |
| 160 throw Orthanc::OrthancException(Orthanc::ErrorCode_NotImplemented, "IIIF - Unsupported quality: " + quality); | |
| 161 } | |
| 162 | |
| 163 if (format != "jpg") | |
| 164 { | |
| 165 throw Orthanc::OrthancException(Orthanc::ErrorCode_NotImplemented, "IIIF - Unsupported format: " + format); | |
| 166 } | |
| 167 | |
| 168 if (region == "full") | |
| 169 { | |
| 170 OrthancWSI::DicomPyramidCache::Locker locker(seriesId); | |
| 171 | |
| 172 OrthancWSI::ITiledPyramid& pyramid = locker.GetPyramid(); | |
| 173 const unsigned int level = pyramid.GetLevelCount() - 1; | |
| 174 | |
| 175 Orthanc::Image full(Orthanc::PixelFormat_RGB24, pyramid.GetLevelWidth(level), pyramid.GetLevelHeight(level), false); | |
| 176 Orthanc::ImageProcessing::Set(full, 255, 255, 255, 0); | |
| 177 | |
| 178 const unsigned int nx = OrthancWSI::CeilingDivision(pyramid.GetLevelWidth(level), pyramid.GetTileWidth(level)); | |
| 179 const unsigned int ny = OrthancWSI::CeilingDivision(pyramid.GetLevelHeight(level), pyramid.GetTileHeight(level)); | |
| 180 for (unsigned int ty = 0; ty < ny; ty++) | |
| 181 { | |
| 182 const unsigned int y = ty * pyramid.GetTileHeight(level); | |
| 183 const unsigned int height = std::min(pyramid.GetTileHeight(level), full.GetHeight() - y); | |
| 184 | |
| 185 for (unsigned int tx = 0; tx < nx; tx++) | |
| 186 { | |
| 187 const unsigned int x = tx * pyramid.GetTileWidth(level); | |
| 188 std::unique_ptr<Orthanc::ImageAccessor> tile(pyramid.DecodeTile(level, tx, ty)); | |
| 189 | |
| 190 const unsigned int width = std::min(pyramid.GetTileWidth(level), full.GetWidth() - x); | |
| 191 | |
| 192 Orthanc::ImageAccessor source, target; | |
| 193 tile->GetRegion(source, 0, 0, width, height); | |
| 194 full.GetRegion(target, x, y, width, height); | |
| 195 | |
| 196 Orthanc::ImageProcessing::Copy(target, source); | |
| 197 } | |
| 198 } | |
| 199 | |
| 200 std::string encoded; | |
| 201 OrthancWSI::RawTile::Encode(encoded, full, Orthanc::MimeType_Jpeg); | |
| 202 | |
| 203 OrthancPluginAnswerBuffer(OrthancPlugins::GetGlobalContext(), output, encoded.c_str(), | |
| 204 encoded.size(), Orthanc::EnumerationToString(Orthanc::MimeType_Jpeg)); | |
| 205 } | |
| 206 else | |
| 207 { | |
| 208 int regionX, regionY, regionWidth, regionHeight; | |
| 209 | |
| 210 bool ok = false; | |
| 211 boost::regex regionPattern("([0-9]+),([0-9]+),([0-9]+),([0-9]+)"); | |
| 212 boost::cmatch regionWhat; | |
| 213 if (regex_match(region.c_str(), regionWhat, regionPattern)) | |
| 214 { | |
| 215 try | |
| 216 { | |
| 217 regionX = boost::lexical_cast<int>(regionWhat[1]); | |
| 218 regionY = boost::lexical_cast<int>(regionWhat[2]); | |
| 219 regionWidth = boost::lexical_cast<int>(regionWhat[3]); | |
| 220 regionHeight = boost::lexical_cast<int>(regionWhat[4]); | |
| 221 ok = (regionX >= 0 && | |
| 222 regionY >= 0 && | |
| 223 regionWidth > 0 && | |
| 224 regionHeight > 0); | |
| 225 } | |
| 226 catch (boost::bad_lexical_cast&) | |
| 227 { | |
| 228 } | |
| 229 } | |
| 230 | |
| 231 if (!ok) | |
| 232 { | |
| 233 throw Orthanc::OrthancException(Orthanc::ErrorCode_NotImplemented, "IIIF - Not a (x,y,width,height) region: " + region); | |
| 234 } | |
| 235 | |
| 236 int cropWidth; | |
| 237 boost::regex sizePattern("([0-9]+),"); | |
| 238 boost::cmatch sizeWhat; | |
| 239 if (regex_match(size.c_str(), sizeWhat, sizePattern)) | |
| 240 { | |
| 241 try | |
| 242 { | |
| 243 cropWidth = boost::lexical_cast<int>(sizeWhat[1]); | |
| 244 ok = (cropWidth > 0); | |
| 245 } | |
| 246 catch (boost::bad_lexical_cast&) | |
| 247 { | |
| 248 } | |
| 249 } | |
| 250 | |
| 251 if (!ok) | |
| 252 { | |
| 253 throw Orthanc::OrthancException(Orthanc::ErrorCode_NotImplemented, "IIIF - Not a (width,) size: " + size); | |
| 254 } | |
| 255 | |
| 256 std::unique_ptr<OrthancWSI::RawTile> rawTile; | |
| 257 std::unique_ptr<Orthanc::ImageAccessor> toCrop; | |
| 258 | |
| 259 { | |
| 260 OrthancWSI::DicomPyramidCache::Locker locker(seriesId); | |
| 261 | |
| 262 OrthancWSI::ITiledPyramid& pyramid = locker.GetPyramid(); | |
| 263 | |
| 264 unsigned int level; | |
| 265 for (level = 0; level < pyramid.GetLevelCount(); level++) | |
| 266 { | |
| 267 const unsigned int physicalTileWidth = GetPhysicalTileWidth(pyramid, level); | |
| 268 const unsigned int physicalTileHeight = GetPhysicalTileHeight(pyramid, level); | |
| 269 | |
| 270 if (regionX % physicalTileWidth == 0 && | |
| 271 regionY % physicalTileHeight == 0 && | |
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272 static_cast<unsigned int>(regionWidth) <= physicalTileWidth && |
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273 static_cast<unsigned int>(regionHeight) <= physicalTileHeight && |
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274 static_cast<unsigned int>(regionX + regionWidth) <= pyramid.GetLevelWidth(0) && |
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275 static_cast<unsigned int>(regionY + regionHeight) <= pyramid.GetLevelHeight(0)) |
| 261 | 276 { |
| 277 break; | |
| 278 } | |
| 279 } | |
| 280 | |
| 281 if (level == pyramid.GetLevelCount()) | |
| 282 { | |
| 283 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadRequest, "IIIF - Cannot locate the level of interest"); | |
| 284 } | |
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285 else if (static_cast<unsigned int>(cropWidth) > pyramid.GetTileWidth(level)) |
| 261 | 286 { |
| 287 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadRequest, "IIIF - Request for a cropping that is too large for the tile size"); | |
| 288 } | |
| 289 else | |
| 290 { | |
| 291 rawTile.reset(new OrthancWSI::RawTile(locker.GetPyramid(), level, | |
| 292 regionX / GetPhysicalTileWidth(pyramid, level), | |
| 293 regionY / GetPhysicalTileHeight(pyramid, level))); | |
| 294 | |
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295 if (static_cast<unsigned int>(cropWidth) < pyramid.GetTileWidth(level)) |
| 261 | 296 { |
| 297 toCrop.reset(rawTile->Decode()); | |
| 298 rawTile.reset(NULL); | |
| 299 } | |
| 300 } | |
| 301 } | |
| 302 | |
| 303 if (rawTile.get() != NULL) | |
| 304 { | |
| 305 assert(toCrop.get() == NULL); | |
| 306 | |
| 307 // Level 0 Compliance of IIIF expects JPEG files | |
| 308 rawTile->Answer(output, Orthanc::MimeType_Jpeg); | |
| 309 } | |
| 310 else if (toCrop.get() != NULL) | |
| 311 { | |
| 312 assert(rawTile.get() == NULL); | |
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313 assert(static_cast<unsigned int>(cropWidth) < toCrop->GetWidth()); |
| 261 | 314 |
| 315 Orthanc::ImageAccessor cropped; | |
| 316 toCrop->GetRegion(cropped, 0, 0, cropWidth, toCrop->GetHeight()); | |
| 317 | |
| 318 std::string encoded; | |
| 319 OrthancWSI::RawTile::Encode(encoded, cropped, Orthanc::MimeType_Jpeg); | |
| 320 | |
| 321 OrthancPluginAnswerBuffer(OrthancPlugins::GetGlobalContext(), output, encoded.c_str(), | |
| 322 encoded.size(), Orthanc::EnumerationToString(Orthanc::MimeType_Jpeg)); | |
| 323 } | |
| 324 else | |
| 325 { | |
| 326 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); | |
| 327 } | |
| 328 } | |
| 329 } | |
| 330 | |
| 331 | |
| 265 | 332 static void AddCanvas(Json::Value& manifest, |
| 333 const std::string& seriesId, | |
| 334 const std::string& imageService, | |
| 335 unsigned int page, | |
| 336 unsigned int width, | |
| 337 unsigned int height, | |
| 338 const std::string& description) | |
| 339 { | |
| 340 const std::string base = iiifPublicUrl_ + seriesId; | |
| 341 | |
| 342 Json::Value service; | |
| 343 service["id"] = iiifPublicUrl_ + imageService; | |
| 344 service["profile"] = "level0"; | |
| 345 service["type"] = "ImageService3"; | |
| 346 | |
| 347 Json::Value body; | |
| 348 body["id"] = iiifPublicUrl_ + imageService + "/full/max/0/default.jpg"; | |
| 349 body["type"] = "Image"; | |
| 350 body["format"] = Orthanc::EnumerationToString(Orthanc::MimeType_Jpeg); | |
| 351 body["height"] = height; | |
| 352 body["width"] = width; | |
| 353 body["service"].append(service); | |
| 354 | |
| 355 Json::Value annotation; | |
| 356 annotation["id"] = base + "/annotation/p" + boost::lexical_cast<std::string>(page) + "-image"; | |
| 357 annotation["type"] = "Annotation"; | |
| 358 annotation["motivation"] = "painting"; | |
| 359 annotation["body"] = body; | |
| 360 annotation["target"] = base + "/canvas/p" + boost::lexical_cast<std::string>(page); | |
| 361 | |
| 362 Json::Value annotationPage; | |
| 363 annotationPage["id"] = base + "/page/p" + boost::lexical_cast<std::string>(page) + "/1"; | |
| 364 annotationPage["type"] = "AnnotationPage"; | |
| 365 annotationPage["items"].append(annotation); | |
| 366 | |
| 367 Json::Value canvas; | |
| 368 canvas["id"] = annotation["target"]; | |
| 369 canvas["type"] = "Canvas"; | |
| 370 canvas["width"] = width; | |
| 371 canvas["height"] = height; | |
| 372 canvas["label"]["en"].append(description); | |
| 373 canvas["items"].append(annotationPage); | |
| 374 | |
| 375 manifest["items"].append(canvas); | |
| 376 } | |
| 377 | |
| 378 | |
| 261 | 379 static void ServeIIIFManifest(OrthancPluginRestOutput* output, |
| 380 const char* url, | |
| 381 const OrthancPluginHttpRequest* request) | |
| 382 { | |
| 265 | 383 static const char* const KEY_INSTANCES = "Instances"; |
| 384 static const char* const SOP_CLASS_UID = "0008,0016"; | |
| 385 static const char* const SLICES_SHORT = "SlicesShort"; | |
| 386 static const char* const ROWS = "0028,0010"; | |
| 387 static const char* const COLUMNS = "0028,0011"; | |
| 261 | 388 |
| 389 std::string seriesId(request->groups[0]); | |
| 390 | |
| 391 LOG(INFO) << "IIIF: Presentation API call to whole-slide pyramid of series " << seriesId; | |
| 392 | |
| 393 Json::Value study, series; | |
| 394 if (!OrthancPlugins::RestApiGet(series, "/series/" + seriesId, false) || | |
| 395 !OrthancPlugins::RestApiGet(study, "/series/" + seriesId + "/study", false)) | |
| 396 { | |
| 397 throw Orthanc::OrthancException(Orthanc::ErrorCode_UnknownResource); | |
| 398 } | |
| 399 | |
| 265 | 400 if (study.type() != Json::objectValue || |
| 401 series.type() != Json::objectValue || | |
| 402 !series.isMember(KEY_INSTANCES) || | |
| 403 series[KEY_INSTANCES].type() != Json::arrayValue || | |
| 404 series[KEY_INSTANCES].size() == 0u || | |
| 405 series[KEY_INSTANCES][0].type() != Json::stringValue) | |
| 261 | 406 { |
| 265 | 407 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); |
| 261 | 408 } |
| 409 | |
| 265 | 410 Json::Value oneInstance; |
| 411 if (!OrthancPlugins::RestApiGet(oneInstance, "/instances/" + series[KEY_INSTANCES][0].asString() + "/tags?short", false) || | |
| 412 oneInstance.type() != Json::objectValue || | |
| 413 !oneInstance.isMember(SOP_CLASS_UID) || | |
| 414 oneInstance[SOP_CLASS_UID].type() != Json::stringValue) | |
| 415 { | |
| 416 throw Orthanc::OrthancException(Orthanc::ErrorCode_UnknownResource); | |
| 417 } | |
| 418 | |
| 419 const std::string sopClassUid = Orthanc::Toolbox::StripSpaces(oneInstance[SOP_CLASS_UID].asString()); | |
| 420 | |
| 261 | 421 const std::string base = iiifPublicUrl_ + seriesId; |
| 422 | |
| 423 Json::Value manifest; | |
| 424 manifest["@context"] = "http://iiif.io/api/presentation/3/context.json"; | |
| 425 manifest["id"] = base + "/manifest.json"; | |
| 426 manifest["type"] = "Manifest"; | |
| 265 | 427 manifest["label"]["en"].append(study["MainDicomTags"]["StudyDate"].asString() + " - " + |
| 428 study["MainDicomTags"]["StudyDescription"].asString()); | |
| 261 | 429 |
| 265 | 430 if (sopClassUid == OrthancWSI::VL_WHOLE_SLIDE_MICROSCOPY_IMAGE_STORAGE_IOD) |
| 431 { | |
| 432 /** | |
| 433 * This is based on IIIF cookbook: "Support Deep Viewing with Basic | |
| 434 * Use of a IIIF Image Service." | |
| 435 * https://iiif.io/api/cookbook/recipe/0005-image-service/ | |
| 436 **/ | |
| 437 unsigned int width, height; | |
| 438 | |
| 439 { | |
| 440 OrthancWSI::DicomPyramidCache::Locker locker(seriesId); | |
| 441 width = locker.GetPyramid().GetLevelWidth(0); | |
| 442 height = locker.GetPyramid().GetLevelHeight(0); | |
| 443 } | |
| 444 | |
| 445 const std::string description = (series["MainDicomTags"]["SeriesDate"].asString() + " - " + | |
| 446 series["MainDicomTags"]["SeriesDescription"].asString()); | |
| 447 | |
| 448 AddCanvas(manifest, seriesId, "tiles/" + seriesId, 1, width, height, description); | |
| 449 } | |
| 450 else | |
| 451 { | |
| 452 /** | |
| 453 * This is based on IIIF cookbook: "Simple Manifest - Book" | |
| 454 * https://iiif.io/api/cookbook/recipe/0009-book-1/ | |
| 455 **/ | |
| 456 | |
| 457 uint32_t width, height; | |
| 458 if (!oneInstance.isMember(COLUMNS) || | |
| 459 !oneInstance.isMember(ROWS) || | |
| 460 oneInstance[COLUMNS].type() != Json::stringValue || | |
| 461 oneInstance[ROWS].type() != Json::stringValue || | |
| 462 !Orthanc::SerializationToolbox::ParseFirstUnsignedInteger32(width, oneInstance[COLUMNS].asString()) || | |
| 463 !Orthanc::SerializationToolbox::ParseFirstUnsignedInteger32(height, oneInstance[ROWS].asString())) | |
| 464 { | |
| 465 throw Orthanc::OrthancException(Orthanc::ErrorCode_UnknownResource); | |
| 466 } | |
| 261 | 467 |
| 265 | 468 Json::Value orderedSlices; |
| 469 if (!OrthancPlugins::RestApiGet(orderedSlices, "/series/" + seriesId + "/ordered-slices", false)) | |
| 470 { | |
| 471 throw Orthanc::OrthancException(Orthanc::ErrorCode_UnknownResource); | |
| 472 } | |
| 473 | |
| 474 if (orderedSlices.type() != Json::objectValue || | |
| 475 !orderedSlices.isMember(SLICES_SHORT) || | |
| 476 orderedSlices[SLICES_SHORT].type() != Json::arrayValue) | |
| 477 { | |
| 478 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); | |
| 479 } | |
| 480 | |
| 481 const Json::Value& slicesShort = orderedSlices[SLICES_SHORT]; | |
| 482 | |
| 483 unsigned int page = 1; | |
| 484 for (Json::ArrayIndex instance = 0; instance < slicesShort.size(); instance++) | |
| 485 { | |
| 486 if (slicesShort[instance].type() != Json::arrayValue || | |
| 487 slicesShort[instance].size() != 3u || | |
| 488 slicesShort[instance][0].type() != Json::stringValue || | |
| 489 slicesShort[instance][1].type() != Json::intValue || | |
| 490 slicesShort[instance][2].type() != Json::intValue) | |
| 491 { | |
| 492 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); | |
| 493 } | |
| 494 | |
| 495 const std::string instanceId = slicesShort[instance][0].asString(); | |
| 496 const unsigned int start = slicesShort[instance][1].asUInt(); | |
| 497 const unsigned int count = slicesShort[instance][2].asUInt(); | |
| 498 | |
| 499 for (unsigned int frame = start; frame < start + count; frame++, page++) | |
| 500 { | |
| 501 const std::string description = "Page " + boost::lexical_cast<std::string>(page); | |
| 502 AddCanvas(manifest, instanceId, "instances/" + instanceId, page, width, height, description); | |
| 503 } | |
| 504 } | |
| 505 } | |
| 261 | 506 |
| 507 std::string s = manifest.toStyledString(); | |
| 508 OrthancPluginAnswerBuffer(OrthancPlugins::GetGlobalContext(), output, s.c_str(), s.size(), "application/json"); | |
| 509 } | |
| 510 | |
| 511 | |
| 512 void InitializeIIIF(const std::string& iiifPublicUrl) | |
| 513 { | |
| 514 iiifPublicUrl_ = iiifPublicUrl; | |
| 515 | |
|
264
75d933374805
preparing to serve non-tiled images with IIIF
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
261
diff
changeset
|
516 OrthancPlugins::RegisterRestCallback<ServeIIIFTiledImageInfo>("/wsi/iiif/tiles/([0-9a-f-]+)/info.json", true); |
|
75d933374805
preparing to serve non-tiled images with IIIF
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
261
diff
changeset
|
517 OrthancPlugins::RegisterRestCallback<ServeIIIFTiledImageTile>("/wsi/iiif/tiles/([0-9a-f-]+)/([0-9a-z,:]+)/([0-9a-z,!:]+)/([0-9,!]+)/([a-z]+)\\.([a-z]+)", true); |
| 261 | 518 OrthancPlugins::RegisterRestCallback<ServeIIIFManifest>("/wsi/iiif/([0-9a-f-]+)/manifest.json", true); |
| 519 } |