Mercurial > hg > orthanc-wsi
annotate ViewerPlugin/IIIF.cpp @ 292:053af6d76f2a
fix shared library linking
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Thu, 13 Jul 2023 17:20:14 +0200 |
parents | 995dbab2e3dd |
children | 7020852a8fa9 |
rev | line source |
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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/math/special_functions/round.hpp> | |
36 | |
37 | |
266
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38 static const char* const ROWS = "0028,0010"; |
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39 static const char* const COLUMNS = "0028,0011"; |
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40 |
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41 |
261 | 42 static std::string iiifPublicUrl_; |
274
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43 static bool iiifForcePowersOfTwoScaleFactors_ = false; |
261 | 44 |
45 | |
288 | 46 void ServeIIIFTiledImageInfo(OrthancPluginRestOutput* output, |
47 const char* url, | |
48 const OrthancPluginHttpRequest* request) | |
261 | 49 { |
266
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50 const std::string seriesId(request->groups[0]); |
261 | 51 |
52 LOG(INFO) << "IIIF: Image API call to whole-slide pyramid of series " << seriesId; | |
53 | |
54 OrthancWSI::DicomPyramidCache::Locker locker(seriesId); | |
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55 const OrthancWSI::ITiledPyramid& pyramid = locker.GetPyramid(); |
261 | 56 |
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57 if (pyramid.GetLevelCount() == 0) |
261 | 58 { |
59 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); | |
60 } | |
61 | |
271
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62 if (pyramid.GetTileWidth(0) != pyramid.GetTileHeight(0)) |
261 | 63 { |
64 throw Orthanc::OrthancException(Orthanc::ErrorCode_IncompatibleImageFormat, | |
65 "IIIF doesn't support non-isotropic tile sizes"); | |
66 } | |
67 | |
271
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68 for (unsigned int i = 1; i < pyramid.GetLevelCount(); i++) |
261 | 69 { |
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70 if (pyramid.GetTileWidth(i) != pyramid.GetTileWidth(0) || |
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71 pyramid.GetTileHeight(i) != pyramid.GetTileHeight(0)) |
261 | 72 { |
73 throw Orthanc::OrthancException(Orthanc::ErrorCode_IncompatibleImageFormat, | |
74 "IIIF doesn't support levels with varying tile sizes"); | |
75 } | |
76 } | |
77 | |
78 Json::Value sizes = Json::arrayValue; | |
79 Json::Value scaleFactors = Json::arrayValue; | |
80 | |
274
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81 unsigned int power = 1; |
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82 |
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83 for (unsigned int i = 0; i < pyramid.GetLevelCount(); i++) |
261 | 84 { |
85 /** | |
271
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86 * According to the IIIF Image API 3.0 specification, |
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87 * "scaleFactors" is: "The set of resolution scaling factors for |
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88 * the image's predefined tiles, expressed as POSITIVE INTEGERS by |
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89 * which to divide the full size of the image. For example, a |
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90 * scale factor of 4 indicates that the service can efficiently |
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91 * deliver images at 1/4 or 25% of the height and width of the |
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92 * full image." => We can only serve the levels for which the full |
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93 * width/height of the image is divisible by the width/height of |
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94 * the level. |
261 | 95 **/ |
274
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96 if (pyramid.GetLevelWidth(0) % pyramid.GetLevelWidth(i) == 0 && |
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97 pyramid.GetLevelHeight(0) % pyramid.GetLevelHeight(i) == 0) |
261 | 98 { |
274
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99 unsigned int scaleFactor = pyramid.GetLevelWidth(0) / pyramid.GetLevelWidth(i); |
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100 |
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101 if (!iiifForcePowersOfTwoScaleFactors_ || |
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102 scaleFactor == power) |
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103 { |
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104 Json::Value level; |
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105 level["width"] = pyramid.GetLevelWidth(i); |
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106 level["height"] = pyramid.GetLevelHeight(i); |
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107 sizes.append(level); |
261 | 108 |
274
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109 scaleFactors.append(scaleFactor); |
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110 |
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111 power *= 2; |
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112 } |
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113 else |
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114 { |
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115 LOG(WARNING) << "IIIF - Dropping level " << i << " of series " << seriesId |
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116 << ", as it doesn't follow the powers-of-two pattern"; |
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117 } |
271
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118 } |
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119 else |
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120 { |
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121 LOG(WARNING) << "IIIF - Dropping level " << i << " of series " << seriesId |
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122 << ", as the full width/height (" |
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123 << pyramid.GetLevelWidth(0) << "x" << pyramid.GetLevelHeight(0) |
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124 << ") of the image is not an integer multiple of the level width/height (" |
274
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125 << pyramid.GetLevelWidth(i) << "x" << pyramid.GetLevelHeight(i) << ")"; |
261 | 126 } |
127 } | |
128 | |
129 Json::Value tiles; | |
271
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130 tiles["width"] = pyramid.GetTileWidth(0); |
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131 tiles["height"] = pyramid.GetTileHeight(0); |
261 | 132 tiles["scaleFactors"] = scaleFactors; |
133 | |
134 Json::Value result; | |
272
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135 result["@context"] = "http://iiif.io/api/image/3/context.json"; |
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136 result["profile"] = "level0"; |
261 | 137 result["protocol"] = "http://iiif.io/api/image"; |
272
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138 result["type"] = "ImageService3"; |
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139 |
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140 result["id"] = iiifPublicUrl_ + "tiles/" + seriesId; |
271
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141 result["width"] = pyramid.GetLevelWidth(0); |
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142 result["height"] = pyramid.GetLevelHeight(0); |
261 | 143 result["sizes"] = sizes; |
144 result["tiles"].append(tiles); | |
145 | |
146 std::string s = result.toStyledString(); | |
266
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147 OrthancPluginAnswerBuffer(OrthancPlugins::GetGlobalContext(), output, s.c_str(), s.size(), Orthanc::EnumerationToString(Orthanc::MimeType_Json)); |
261 | 148 } |
149 | |
150 | |
151 static unsigned int GetPhysicalTileWidth(const OrthancWSI::ITiledPyramid& pyramid, | |
152 unsigned int level) | |
153 { | |
154 return static_cast<unsigned int>(boost::math::iround( | |
155 static_cast<float>(pyramid.GetTileWidth(level)) * | |
156 static_cast<float>(pyramid.GetLevelWidth(0)) / | |
157 static_cast<float>(pyramid.GetLevelWidth(level)))); | |
158 } | |
159 | |
160 | |
161 static unsigned int GetPhysicalTileHeight(const OrthancWSI::ITiledPyramid& pyramid, | |
162 unsigned int level) | |
163 { | |
164 return static_cast<unsigned int>(boost::math::iround( | |
165 static_cast<float>(pyramid.GetTileHeight(level)) * | |
166 static_cast<float>(pyramid.GetLevelHeight(0)) / | |
167 static_cast<float>(pyramid.GetLevelHeight(level)))); | |
168 } | |
169 | |
170 | |
288 | 171 void ServeIIIFTiledImageTile(OrthancPluginRestOutput* output, |
172 const char* url, | |
173 const OrthancPluginHttpRequest* request) | |
261 | 174 { |
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175 const std::string seriesId(request->groups[0]); |
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176 const std::string region(request->groups[1]); |
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177 const std::string size(request->groups[2]); |
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178 const std::string rotation(request->groups[3]); |
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179 const std::string quality(request->groups[4]); |
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180 const std::string format(request->groups[5]); |
261 | 181 |
182 LOG(INFO) << "IIIF: Image API call to tile of series " << seriesId << ": " | |
183 << "region=" << region << "; size=" << size << "; rotation=" | |
184 << rotation << "; quality=" << quality << "; format=" << format; | |
185 | |
186 if (rotation != "0") | |
187 { | |
188 throw Orthanc::OrthancException(Orthanc::ErrorCode_NotImplemented, "IIIF - Unsupported rotation: " + rotation); | |
189 } | |
190 | |
191 if (quality != "default") | |
192 { | |
193 throw Orthanc::OrthancException(Orthanc::ErrorCode_NotImplemented, "IIIF - Unsupported quality: " + quality); | |
194 } | |
195 | |
196 if (format != "jpg") | |
197 { | |
198 throw Orthanc::OrthancException(Orthanc::ErrorCode_NotImplemented, "IIIF - Unsupported format: " + format); | |
199 } | |
200 | |
201 if (region == "full") | |
202 { | |
203 OrthancWSI::DicomPyramidCache::Locker locker(seriesId); | |
204 | |
205 OrthancWSI::ITiledPyramid& pyramid = locker.GetPyramid(); | |
206 const unsigned int level = pyramid.GetLevelCount() - 1; | |
207 | |
208 Orthanc::Image full(Orthanc::PixelFormat_RGB24, pyramid.GetLevelWidth(level), pyramid.GetLevelHeight(level), false); | |
209 Orthanc::ImageProcessing::Set(full, 255, 255, 255, 0); | |
210 | |
211 const unsigned int nx = OrthancWSI::CeilingDivision(pyramid.GetLevelWidth(level), pyramid.GetTileWidth(level)); | |
212 const unsigned int ny = OrthancWSI::CeilingDivision(pyramid.GetLevelHeight(level), pyramid.GetTileHeight(level)); | |
213 for (unsigned int ty = 0; ty < ny; ty++) | |
214 { | |
215 const unsigned int y = ty * pyramid.GetTileHeight(level); | |
216 const unsigned int height = std::min(pyramid.GetTileHeight(level), full.GetHeight() - y); | |
217 | |
218 for (unsigned int tx = 0; tx < nx; tx++) | |
219 { | |
220 const unsigned int x = tx * pyramid.GetTileWidth(level); | |
221 std::unique_ptr<Orthanc::ImageAccessor> tile(pyramid.DecodeTile(level, tx, ty)); | |
222 | |
223 const unsigned int width = std::min(pyramid.GetTileWidth(level), full.GetWidth() - x); | |
224 | |
225 Orthanc::ImageAccessor source, target; | |
226 tile->GetRegion(source, 0, 0, width, height); | |
227 full.GetRegion(target, x, y, width, height); | |
228 | |
229 Orthanc::ImageProcessing::Copy(target, source); | |
230 } | |
231 } | |
232 | |
233 std::string encoded; | |
234 OrthancWSI::RawTile::Encode(encoded, full, Orthanc::MimeType_Jpeg); | |
235 | |
236 OrthancPluginAnswerBuffer(OrthancPlugins::GetGlobalContext(), output, encoded.c_str(), | |
237 encoded.size(), Orthanc::EnumerationToString(Orthanc::MimeType_Jpeg)); | |
238 } | |
239 else | |
240 { | |
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241 std::vector<std::string> tokens; |
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242 Orthanc::Toolbox::TokenizeString(tokens, region, ','); |
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243 |
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244 uint32_t regionX, regionY, regionWidth, regionHeight; |
261 | 245 |
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246 if (tokens.size() != 4 || |
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247 !Orthanc::SerializationToolbox::ParseUnsignedInteger32(regionX, tokens[0]) || |
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248 !Orthanc::SerializationToolbox::ParseUnsignedInteger32(regionY, tokens[1]) || |
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249 !Orthanc::SerializationToolbox::ParseUnsignedInteger32(regionWidth, tokens[2]) || |
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250 !Orthanc::SerializationToolbox::ParseUnsignedInteger32(regionHeight, tokens[3])) |
261 | 251 { |
274
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252 throw Orthanc::OrthancException(Orthanc::ErrorCode_NotImplemented, "IIIF - Invalid (x,y,width,height) region, found: " + region); |
261 | 253 } |
254 | |
273
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255 uint32_t cropWidth, cropHeight; |
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256 |
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257 Orthanc::Toolbox::TokenizeString(tokens, size, ','); |
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258 |
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259 bool ok = false; |
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260 if (tokens.size() == 2 && |
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261 Orthanc::SerializationToolbox::ParseUnsignedInteger32(cropWidth, tokens[0])) |
261 | 262 { |
273
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263 if (tokens[1].empty()) |
261 | 264 { |
273
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265 cropHeight = cropWidth; |
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266 ok = true; |
261 | 267 } |
273
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268 else if (Orthanc::SerializationToolbox::ParseUnsignedInteger32(cropHeight, tokens[1])) |
261 | 269 { |
273
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270 ok = true; |
261 | 271 } |
272 } | |
273 | |
274 if (!ok) | |
275 { | |
274
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276 throw Orthanc::OrthancException(Orthanc::ErrorCode_NotImplemented, "IIIF - Invalid (width,height) crop, found: " + size); |
261 | 277 } |
278 | |
279 std::unique_ptr<OrthancWSI::RawTile> rawTile; | |
280 std::unique_ptr<Orthanc::ImageAccessor> toCrop; | |
281 | |
282 { | |
283 OrthancWSI::DicomPyramidCache::Locker locker(seriesId); | |
284 | |
285 OrthancWSI::ITiledPyramid& pyramid = locker.GetPyramid(); | |
286 | |
287 unsigned int level; | |
288 for (level = 0; level < pyramid.GetLevelCount(); level++) | |
289 { | |
290 const unsigned int physicalTileWidth = GetPhysicalTileWidth(pyramid, level); | |
291 const unsigned int physicalTileHeight = GetPhysicalTileHeight(pyramid, level); | |
292 | |
293 if (regionX % physicalTileWidth == 0 && | |
294 regionY % physicalTileHeight == 0 && | |
264
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295 static_cast<unsigned int>(regionWidth) <= physicalTileWidth && |
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296 static_cast<unsigned int>(regionHeight) <= physicalTileHeight && |
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297 static_cast<unsigned int>(regionX + regionWidth) <= pyramid.GetLevelWidth(0) && |
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298 static_cast<unsigned int>(regionY + regionHeight) <= pyramid.GetLevelHeight(0)) |
261 | 299 { |
300 break; | |
301 } | |
302 } | |
303 | |
304 if (level == pyramid.GetLevelCount()) | |
305 { | |
306 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadRequest, "IIIF - Cannot locate the level of interest"); | |
307 } | |
264
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308 else if (static_cast<unsigned int>(cropWidth) > pyramid.GetTileWidth(level)) |
261 | 309 { |
310 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadRequest, "IIIF - Request for a cropping that is too large for the tile size"); | |
311 } | |
312 else | |
313 { | |
314 rawTile.reset(new OrthancWSI::RawTile(locker.GetPyramid(), level, | |
315 regionX / GetPhysicalTileWidth(pyramid, level), | |
316 regionY / GetPhysicalTileHeight(pyramid, level))); | |
317 | |
272
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318 if (static_cast<unsigned int>(cropWidth) < pyramid.GetTileWidth(level) || |
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319 static_cast<unsigned int>(cropHeight) < pyramid.GetTileHeight(level)) |
261 | 320 { |
321 toCrop.reset(rawTile->Decode()); | |
322 rawTile.reset(NULL); | |
323 } | |
324 } | |
325 } | |
326 | |
327 if (rawTile.get() != NULL) | |
328 { | |
329 assert(toCrop.get() == NULL); | |
330 | |
331 // Level 0 Compliance of IIIF expects JPEG files | |
332 rawTile->Answer(output, Orthanc::MimeType_Jpeg); | |
333 } | |
334 else if (toCrop.get() != NULL) | |
335 { | |
336 assert(rawTile.get() == NULL); | |
272
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337 |
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338 if (static_cast<unsigned int>(cropWidth) > toCrop->GetWidth() || |
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339 static_cast<unsigned int>(cropHeight) > toCrop->GetHeight()) |
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340 { |
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341 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadRequest, "IIIF - Asking to crop outside of the tile size"); |
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342 } |
261 | 343 |
344 Orthanc::ImageAccessor cropped; | |
272
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345 toCrop->GetRegion(cropped, 0, 0, cropWidth, cropHeight); |
261 | 346 |
347 std::string encoded; | |
348 OrthancWSI::RawTile::Encode(encoded, cropped, Orthanc::MimeType_Jpeg); | |
349 | |
350 OrthancPluginAnswerBuffer(OrthancPlugins::GetGlobalContext(), output, encoded.c_str(), | |
351 encoded.size(), Orthanc::EnumerationToString(Orthanc::MimeType_Jpeg)); | |
352 } | |
353 else | |
354 { | |
355 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); | |
356 } | |
357 } | |
358 } | |
359 | |
360 | |
265 | 361 static void AddCanvas(Json::Value& manifest, |
362 const std::string& seriesId, | |
363 const std::string& imageService, | |
364 unsigned int page, | |
365 unsigned int width, | |
366 unsigned int height, | |
367 const std::string& description) | |
368 { | |
369 const std::string base = iiifPublicUrl_ + seriesId; | |
370 | |
371 Json::Value service; | |
372 service["id"] = iiifPublicUrl_ + imageService; | |
373 service["profile"] = "level0"; | |
374 service["type"] = "ImageService3"; | |
375 | |
376 Json::Value body; | |
377 body["id"] = iiifPublicUrl_ + imageService + "/full/max/0/default.jpg"; | |
378 body["type"] = "Image"; | |
379 body["format"] = Orthanc::EnumerationToString(Orthanc::MimeType_Jpeg); | |
380 body["height"] = height; | |
381 body["width"] = width; | |
382 body["service"].append(service); | |
383 | |
384 Json::Value annotation; | |
385 annotation["id"] = base + "/annotation/p" + boost::lexical_cast<std::string>(page) + "-image"; | |
386 annotation["type"] = "Annotation"; | |
387 annotation["motivation"] = "painting"; | |
388 annotation["body"] = body; | |
389 annotation["target"] = base + "/canvas/p" + boost::lexical_cast<std::string>(page); | |
390 | |
391 Json::Value annotationPage; | |
392 annotationPage["id"] = base + "/page/p" + boost::lexical_cast<std::string>(page) + "/1"; | |
393 annotationPage["type"] = "AnnotationPage"; | |
394 annotationPage["items"].append(annotation); | |
395 | |
396 Json::Value canvas; | |
397 canvas["id"] = annotation["target"]; | |
398 canvas["type"] = "Canvas"; | |
399 canvas["width"] = width; | |
400 canvas["height"] = height; | |
401 canvas["label"]["en"].append(description); | |
402 canvas["items"].append(annotationPage); | |
403 | |
404 manifest["items"].append(canvas); | |
405 } | |
406 | |
407 | |
288 | 408 void ServeIIIFManifest(OrthancPluginRestOutput* output, |
409 const char* url, | |
410 const OrthancPluginHttpRequest* request) | |
261 | 411 { |
265 | 412 static const char* const KEY_INSTANCES = "Instances"; |
413 static const char* const SOP_CLASS_UID = "0008,0016"; | |
414 static const char* const SLICES_SHORT = "SlicesShort"; | |
261 | 415 |
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416 const std::string seriesId(request->groups[0]); |
261 | 417 |
266
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418 LOG(INFO) << "IIIF: Presentation API call to series " << seriesId; |
261 | 419 |
420 Json::Value study, series; | |
421 if (!OrthancPlugins::RestApiGet(series, "/series/" + seriesId, false) || | |
422 !OrthancPlugins::RestApiGet(study, "/series/" + seriesId + "/study", false)) | |
423 { | |
424 throw Orthanc::OrthancException(Orthanc::ErrorCode_UnknownResource); | |
425 } | |
426 | |
265 | 427 if (study.type() != Json::objectValue || |
428 series.type() != Json::objectValue || | |
429 !series.isMember(KEY_INSTANCES) || | |
430 series[KEY_INSTANCES].type() != Json::arrayValue || | |
431 series[KEY_INSTANCES].size() == 0u || | |
432 series[KEY_INSTANCES][0].type() != Json::stringValue) | |
261 | 433 { |
265 | 434 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); |
261 | 435 } |
436 | |
265 | 437 Json::Value oneInstance; |
438 if (!OrthancPlugins::RestApiGet(oneInstance, "/instances/" + series[KEY_INSTANCES][0].asString() + "/tags?short", false) || | |
439 oneInstance.type() != Json::objectValue || | |
440 !oneInstance.isMember(SOP_CLASS_UID) || | |
441 oneInstance[SOP_CLASS_UID].type() != Json::stringValue) | |
442 { | |
443 throw Orthanc::OrthancException(Orthanc::ErrorCode_UnknownResource); | |
444 } | |
445 | |
446 const std::string sopClassUid = Orthanc::Toolbox::StripSpaces(oneInstance[SOP_CLASS_UID].asString()); | |
447 | |
275
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448 const std::string base = iiifPublicUrl_ + "series/" + seriesId; |
261 | 449 |
450 Json::Value manifest; | |
451 manifest["@context"] = "http://iiif.io/api/presentation/3/context.json"; | |
452 manifest["id"] = base + "/manifest.json"; | |
453 manifest["type"] = "Manifest"; | |
265 | 454 manifest["label"]["en"].append(study["MainDicomTags"]["StudyDate"].asString() + " - " + |
266
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455 series["MainDicomTags"]["Modality"].asString() + " - " + |
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456 study["MainDicomTags"]["StudyDescription"].asString() + " - " + |
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457 series["MainDicomTags"]["SeriesDescription"].asString()); |
261 | 458 |
265 | 459 if (sopClassUid == OrthancWSI::VL_WHOLE_SLIDE_MICROSCOPY_IMAGE_STORAGE_IOD) |
460 { | |
461 /** | |
462 * This is based on IIIF cookbook: "Support Deep Viewing with Basic | |
463 * Use of a IIIF Image Service." | |
464 * https://iiif.io/api/cookbook/recipe/0005-image-service/ | |
465 **/ | |
466 unsigned int width, height; | |
467 | |
468 { | |
469 OrthancWSI::DicomPyramidCache::Locker locker(seriesId); | |
470 width = locker.GetPyramid().GetLevelWidth(0); | |
471 height = locker.GetPyramid().GetLevelHeight(0); | |
472 } | |
473 | |
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474 AddCanvas(manifest, seriesId, "tiles/" + seriesId, 1, width, height, ""); |
265 | 475 } |
476 else | |
477 { | |
478 /** | |
479 * This is based on IIIF cookbook: "Simple Manifest - Book" | |
480 * https://iiif.io/api/cookbook/recipe/0009-book-1/ | |
481 **/ | |
482 | |
266
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483 manifest["behavior"].append("individuals"); |
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484 |
265 | 485 uint32_t width, height; |
486 if (!oneInstance.isMember(COLUMNS) || | |
487 !oneInstance.isMember(ROWS) || | |
488 oneInstance[COLUMNS].type() != Json::stringValue || | |
489 oneInstance[ROWS].type() != Json::stringValue || | |
490 !Orthanc::SerializationToolbox::ParseFirstUnsignedInteger32(width, oneInstance[COLUMNS].asString()) || | |
491 !Orthanc::SerializationToolbox::ParseFirstUnsignedInteger32(height, oneInstance[ROWS].asString())) | |
492 { | |
493 throw Orthanc::OrthancException(Orthanc::ErrorCode_UnknownResource); | |
494 } | |
261 | 495 |
265 | 496 Json::Value orderedSlices; |
497 if (!OrthancPlugins::RestApiGet(orderedSlices, "/series/" + seriesId + "/ordered-slices", false)) | |
498 { | |
499 throw Orthanc::OrthancException(Orthanc::ErrorCode_UnknownResource); | |
500 } | |
501 | |
502 if (orderedSlices.type() != Json::objectValue || | |
503 !orderedSlices.isMember(SLICES_SHORT) || | |
504 orderedSlices[SLICES_SHORT].type() != Json::arrayValue) | |
505 { | |
506 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); | |
507 } | |
508 | |
509 const Json::Value& slicesShort = orderedSlices[SLICES_SHORT]; | |
510 | |
511 unsigned int page = 1; | |
512 for (Json::ArrayIndex instance = 0; instance < slicesShort.size(); instance++) | |
513 { | |
514 if (slicesShort[instance].type() != Json::arrayValue || | |
515 slicesShort[instance].size() != 3u || | |
516 slicesShort[instance][0].type() != Json::stringValue || | |
517 slicesShort[instance][1].type() != Json::intValue || | |
518 slicesShort[instance][2].type() != Json::intValue) | |
519 { | |
520 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); | |
521 } | |
522 | |
523 const std::string instanceId = slicesShort[instance][0].asString(); | |
524 const unsigned int start = slicesShort[instance][1].asUInt(); | |
525 const unsigned int count = slicesShort[instance][2].asUInt(); | |
526 | |
527 for (unsigned int frame = start; frame < start + count; frame++, page++) | |
528 { | |
266
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529 AddCanvas(manifest, instanceId, "frames/" + instanceId + "/" + boost::lexical_cast<std::string>(frame), |
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530 page, width, height, ""); |
265 | 531 } |
532 } | |
533 } | |
261 | 534 |
535 std::string s = manifest.toStyledString(); | |
266
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536 OrthancPluginAnswerBuffer(OrthancPlugins::GetGlobalContext(), output, s.c_str(), s.size(), Orthanc::EnumerationToString(Orthanc::MimeType_Json)); |
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537 } |
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538 |
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539 |
288 | 540 void ServeIIIFFrameInfo(OrthancPluginRestOutput* output, |
541 const char* url, | |
542 const OrthancPluginHttpRequest* request) | |
266
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543 { |
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544 const std::string instanceId(request->groups[0]); |
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545 const std::string frame(request->groups[1]); |
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546 |
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547 LOG(INFO) << "IIIF: Image API call to manifest of instance " << instanceId << " at frame " << frame; |
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548 |
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549 Json::Value instance; |
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550 if (!OrthancPlugins::RestApiGet(instance, "/instances/" + instanceId + "/tags?short", false)) |
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551 { |
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552 throw Orthanc::OrthancException(Orthanc::ErrorCode_UnknownResource); |
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553 } |
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554 |
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555 uint32_t width, height; |
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556 if (!instance.isMember(COLUMNS) || |
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557 !instance.isMember(ROWS) || |
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558 instance[COLUMNS].type() != Json::stringValue || |
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559 instance[ROWS].type() != Json::stringValue || |
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560 !Orthanc::SerializationToolbox::ParseFirstUnsignedInteger32(width, instance[COLUMNS].asString()) || |
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561 !Orthanc::SerializationToolbox::ParseFirstUnsignedInteger32(height, instance[ROWS].asString())) |
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562 { |
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563 throw Orthanc::OrthancException(Orthanc::ErrorCode_UnknownResource); |
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564 } |
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565 |
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566 Json::Value tile; |
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567 tile["height"] = height; |
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568 tile["width"] = width; |
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569 tile["scaleFactors"].append(1); |
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570 |
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571 Json::Value result; |
272
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572 result["@context"] = "http://iiif.io/api/image/3/context.json"; |
290 | 573 result["profile"] = "level0"; |
266
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574 result["protocol"] = "http://iiif.io/api/image"; |
272
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575 result["type"] = "ImageService3"; |
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576 |
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577 result["id"] = iiifPublicUrl_ + "frames/" + instanceId + "/" + frame; |
266
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578 result["width"] = width; |
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579 result["height"] = height; |
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580 result["tiles"].append(tile); |
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581 |
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582 std::string s = result.toStyledString(); |
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583 OrthancPluginAnswerBuffer(OrthancPlugins::GetGlobalContext(), output, s.c_str(), s.size(), Orthanc::EnumerationToString(Orthanc::MimeType_Json)); |
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584 } |
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585 |
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586 |
288 | 587 void ServeIIIFFrameImage(OrthancPluginRestOutput* output, |
588 const char* url, | |
589 const OrthancPluginHttpRequest* request) | |
266
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590 { |
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591 const std::string instanceId(request->groups[0]); |
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592 const std::string frame(request->groups[1]); |
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593 |
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594 LOG(INFO) << "IIIF: Image API call to JPEG of instance " << instanceId << " at frame " << frame; |
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595 |
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596 std::map<std::string, std::string> httpHeaders; |
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597 httpHeaders["Accept"] = Orthanc::EnumerationToString(Orthanc::MimeType_Jpeg); |
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598 |
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599 std::string jpeg; |
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600 if (!OrthancPlugins::RestApiGetString(jpeg, "/instances/" + instanceId + "/frames/" + frame + "/preview", httpHeaders, false)) |
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601 { |
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602 throw Orthanc::OrthancException(Orthanc::ErrorCode_UnknownResource); |
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603 } |
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604 |
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605 OrthancPluginAnswerBuffer(OrthancPlugins::GetGlobalContext(), output, jpeg.empty() ? NULL : jpeg.c_str(), |
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606 jpeg.size(), Orthanc::EnumerationToString(Orthanc::MimeType_Jpeg)); |
261 | 607 } |
608 | |
609 | |
610 void InitializeIIIF(const std::string& iiifPublicUrl) | |
611 { | |
612 iiifPublicUrl_ = iiifPublicUrl; | |
613 | |
264
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614 OrthancPlugins::RegisterRestCallback<ServeIIIFTiledImageInfo>("/wsi/iiif/tiles/([0-9a-f-]+)/info.json", true); |
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615 OrthancPlugins::RegisterRestCallback<ServeIIIFTiledImageTile>("/wsi/iiif/tiles/([0-9a-f-]+)/([0-9a-z,:]+)/([0-9a-z,!:]+)/([0-9,!]+)/([a-z]+)\\.([a-z]+)", true); |
275
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616 OrthancPlugins::RegisterRestCallback<ServeIIIFManifest>("/wsi/iiif/series/([0-9a-f-]+)/manifest.json", true); |
266
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617 OrthancPlugins::RegisterRestCallback<ServeIIIFFrameInfo>("/wsi/iiif/frames/([0-9a-f-]+)/([0-9]+)/info.json", true); |
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618 OrthancPlugins::RegisterRestCallback<ServeIIIFFrameImage>("/wsi/iiif/frames/([0-9a-f-]+)/([0-9]+)/full/max/0/default.jpg", true); |
261 | 619 } |
274
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621 void SetIIIFForcePowersOfTwoScaleFactors(bool force) |
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622 { |
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623 iiifForcePowersOfTwoScaleFactors_ = force; |
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624 } |