Mercurial > hg > orthanc-wsi
annotate ViewerPlugin/Plugin.cpp @ 262:b9eab260a372 iiif
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| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Mon, 10 Jul 2023 09:21:48 +0200 |
| parents | c72fbdecdc38 |
| children | 14f182958ca7 |
| rev | line source |
|---|---|
| 0 | 1 /** |
| 2 * Orthanc - A Lightweight, RESTful DICOM Store | |
| 3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics | |
| 4 * Department, University Hospital of Liege, Belgium | |
| 254 | 5 * Copyright (C) 2017-2023 Osimis S.A., Belgium |
| 6 * Copyright (C) 2021-2023 Sebastien Jodogne, ICTEAM UCLouvain, Belgium | |
| 0 | 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 | |
|
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23 #include "../Framework/PrecompiledHeadersWSI.h" |
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24 |
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25 #include "DicomPyramidCache.h" |
| 261 | 26 #include "IIIF.h" |
| 260 | 27 #include "RawTile.h" |
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28 |
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29 #include <Compatibility.h> // For std::unique_ptr |
| 192 | 30 #include <Logging.h> |
| 260 | 31 #include <Images/Image.h> |
| 192 | 32 #include <Images/ImageProcessing.h> |
| 33 #include <OrthancException.h> | |
| 34 #include <SystemToolbox.h> | |
| 35 | |
| 194 | 36 #include "../Resources/Orthanc/Plugins/OrthancPluginCppWrapper.h" |
| 0 | 37 |
| 38 #include <EmbeddedResources.h> | |
| 39 | |
| 40 #include <cassert> | |
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41 |
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42 static void AnswerSparseTile(OrthancPluginRestOutput* output, |
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43 unsigned int tileWidth, |
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44 unsigned int tileHeight) |
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45 { |
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46 Orthanc::Image tile(Orthanc::PixelFormat_RGB24, tileWidth, tileHeight, false); |
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47 |
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48 // Black (TODO parameter) |
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49 uint8_t red = 0; |
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50 uint8_t green = 0; |
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51 uint8_t blue = 0; |
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52 Orthanc::ImageProcessing::Set(tile, red, green, blue, 255); |
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53 |
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54 // TODO Cache the tile |
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55 OrthancPluginCompressAndAnswerPngImage(OrthancPlugins::GetGlobalContext(), |
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56 output, OrthancPluginPixelFormat_RGB24, |
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57 tile.GetWidth(), tile.GetHeight(), |
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58 tile.GetPitch(), tile.GetBuffer()); |
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59 } |
| 0 | 60 |
| 61 | |
| 62 static bool DisplayPerformanceWarning() | |
| 63 { | |
| 64 (void) DisplayPerformanceWarning; // Disable warning about unused function | |
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65 OrthancPluginLogWarning(OrthancPlugins::GetGlobalContext(), "Performance warning in whole-slide imaging: " |
| 0 | 66 "Non-release build, runtime debug assertions are turned on"); |
| 67 return true; | |
| 68 } | |
| 69 | |
| 70 | |
| 71 void ServePyramid(OrthancPluginRestOutput* output, | |
| 72 const char* url, | |
| 73 const OrthancPluginHttpRequest* request) | |
| 74 { | |
| 75 std::string seriesId(request->groups[0]); | |
| 76 | |
| 77 char tmp[1024]; | |
| 78 sprintf(tmp, "Accessing whole-slide pyramid of series %s", seriesId.c_str()); | |
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79 OrthancPluginLogInfo(OrthancPlugins::GetGlobalContext(), tmp); |
| 0 | 80 |
| 81 | |
| 261 | 82 OrthancWSI::DicomPyramidCache::Locker locker(seriesId); |
| 0 | 83 |
| 84 unsigned int totalWidth = locker.GetPyramid().GetLevelWidth(0); | |
| 85 unsigned int totalHeight = locker.GetPyramid().GetLevelHeight(0); | |
| 86 | |
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87 Json::Value sizes = Json::arrayValue; |
| 0 | 88 Json::Value resolutions = Json::arrayValue; |
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89 Json::Value tilesCount = Json::arrayValue; |
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90 Json::Value tilesSizes = Json::arrayValue; |
| 0 | 91 for (unsigned int i = 0; i < locker.GetPyramid().GetLevelCount(); i++) |
| 92 { | |
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93 const unsigned int levelWidth = locker.GetPyramid().GetLevelWidth(i); |
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94 const unsigned int levelHeight = locker.GetPyramid().GetLevelHeight(i); |
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95 const unsigned int tileWidth = locker.GetPyramid().GetTileWidth(i); |
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96 const unsigned int tileHeight = locker.GetPyramid().GetTileHeight(i); |
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97 |
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98 resolutions.append(static_cast<float>(totalWidth) / static_cast<float>(levelWidth)); |
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99 |
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100 Json::Value s = Json::arrayValue; |
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101 s.append(levelWidth); |
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102 s.append(levelHeight); |
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103 sizes.append(s); |
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104 |
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105 s = Json::arrayValue; |
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106 s.append(OrthancWSI::CeilingDivision(levelWidth, tileWidth)); |
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107 s.append(OrthancWSI::CeilingDivision(levelHeight, tileHeight)); |
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108 tilesCount.append(s); |
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109 |
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110 s = Json::arrayValue; |
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111 s.append(tileWidth); |
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112 s.append(tileHeight); |
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113 tilesSizes.append(s); |
| 0 | 114 } |
| 115 | |
| 116 Json::Value result; | |
| 117 result["ID"] = seriesId; | |
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118 result["Resolutions"] = resolutions; |
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119 result["Sizes"] = sizes; |
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120 result["TilesCount"] = tilesCount; |
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121 result["TilesSizes"] = tilesSizes; |
| 0 | 122 result["TotalHeight"] = totalHeight; |
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123 result["TotalWidth"] = totalWidth; |
| 0 | 124 |
| 125 std::string s = result.toStyledString(); | |
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126 OrthancPluginAnswerBuffer(OrthancPlugins::GetGlobalContext(), output, s.c_str(), s.size(), "application/json"); |
| 0 | 127 } |
| 128 | |
| 129 | |
| 130 void ServeTile(OrthancPluginRestOutput* output, | |
| 131 const char* url, | |
| 132 const OrthancPluginHttpRequest* request) | |
| 133 { | |
| 134 std::string seriesId(request->groups[0]); | |
| 135 int level = boost::lexical_cast<int>(request->groups[1]); | |
| 136 int tileY = boost::lexical_cast<int>(request->groups[3]); | |
| 137 int tileX = boost::lexical_cast<int>(request->groups[2]); | |
| 138 | |
| 139 char tmp[1024]; | |
| 140 sprintf(tmp, "Accessing tile in series %s: (%d,%d) at level %d", seriesId.c_str(), tileX, tileY, level); | |
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141 OrthancPluginLogInfo(OrthancPlugins::GetGlobalContext(), tmp); |
| 0 | 142 |
| 143 if (level < 0 || | |
| 144 tileX < 0 || | |
| 145 tileY < 0) | |
| 146 { | |
| 147 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
| 148 } | |
| 149 | |
| 150 // Retrieve the raw tile from the WSI pyramid | |
| 261 | 151 std::unique_ptr<OrthancWSI::RawTile> rawTile; |
| 0 | 152 |
| 153 { | |
| 261 | 154 OrthancWSI::DicomPyramidCache::Locker locker(seriesId); |
| 155 rawTile.reset(new OrthancWSI::RawTile(locker.GetPyramid(), | |
| 156 static_cast<unsigned int>(level), | |
| 157 static_cast<unsigned int>(tileX), | |
| 158 static_cast<unsigned int>(tileY))); | |
| 0 | 159 } |
| 160 | |
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161 /** |
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162 * In the case the DICOM file doesn't use the JPEG transfer syntax, |
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163 * transfer the tile (which is presumably lossless) as a PNG image |
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164 * so as to prevent lossy compression. Don't call "rawTile" while |
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165 * the Locker is around, as "Answer()" can be a costly operation. |
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166 **/ |
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167 rawTile->Answer(output, Orthanc::MimeType_Png); |
| 0 | 168 } |
| 169 | |
| 170 | |
| 171 OrthancPluginErrorCode OnChangeCallback(OrthancPluginChangeType changeType, | |
| 172 OrthancPluginResourceType resourceType, | |
| 173 const char *resourceId) | |
| 174 { | |
| 175 if (resourceType == OrthancPluginResourceType_Series && | |
| 176 changeType == OrthancPluginChangeType_NewChildInstance) | |
| 177 { | |
| 178 char tmp[1024]; | |
| 179 sprintf(tmp, "New instance has been added to series %s, invalidating it", resourceId); | |
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180 OrthancPluginLogInfo(OrthancPlugins::GetGlobalContext(), tmp); |
| 0 | 181 |
| 261 | 182 OrthancWSI::DicomPyramidCache::GetInstance().Invalidate(resourceId); |
| 0 | 183 } |
| 184 | |
| 185 return OrthancPluginErrorCode_Success; | |
| 186 } | |
| 187 | |
| 188 | |
| 189 | |
| 190 void ServeFile(OrthancPluginRestOutput* output, | |
| 191 const char* url, | |
| 192 const OrthancPluginHttpRequest* request) | |
| 193 { | |
| 194 Orthanc::EmbeddedResources::FileResourceId resource; | |
| 195 | |
| 196 std::string f(request->groups[0]); | |
| 197 std::string mime; | |
| 198 | |
| 199 if (f == "viewer.html") | |
| 200 { | |
| 201 resource = Orthanc::EmbeddedResources::VIEWER_HTML; | |
| 202 mime = "text/html"; | |
| 203 } | |
| 204 else if (f == "viewer.js") | |
| 205 { | |
| 206 resource = Orthanc::EmbeddedResources::VIEWER_JS; | |
| 207 mime = "application/javascript"; | |
| 208 } | |
| 209 else if (f == "ol.js") | |
| 210 { | |
| 211 resource = Orthanc::EmbeddedResources::OPENLAYERS_JS; | |
| 212 mime = "application/javascript"; | |
| 213 } | |
| 214 else if (f == "ol.css") | |
| 215 { | |
| 216 resource = Orthanc::EmbeddedResources::OPENLAYERS_CSS; | |
| 217 mime = "text/css"; | |
| 218 } | |
| 262 | 219 else if (f == "mirador.html") |
| 220 { | |
| 221 resource = Orthanc::EmbeddedResources::MIRADOR_HTML; | |
| 222 mime = "text/html"; | |
| 223 } | |
| 0 | 224 else |
| 225 { | |
| 226 throw Orthanc::OrthancException(Orthanc::ErrorCode_UnknownResource); | |
| 227 } | |
| 228 | |
| 229 std::string content; | |
| 230 Orthanc::EmbeddedResources::GetFileResource(content, resource); | |
| 231 | |
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232 OrthancPluginAnswerBuffer(OrthancPlugins::GetGlobalContext(), output, content.c_str(), content.size(), mime.c_str()); |
| 0 | 233 } |
| 234 | |
| 235 | |
| 236 extern "C" | |
| 237 { | |
| 238 ORTHANC_PLUGINS_API int32_t OrthancPluginInitialize(OrthancPluginContext* context) | |
| 239 { | |
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240 OrthancPlugins::SetGlobalContext(context); |
| 0 | 241 assert(DisplayPerformanceWarning()); |
| 242 | |
| 243 /* Check the version of the Orthanc core */ | |
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244 if (OrthancPluginCheckVersion(OrthancPlugins::GetGlobalContext()) == 0) |
| 0 | 245 { |
| 246 char info[1024]; | |
| 247 sprintf(info, "Your version of Orthanc (%s) must be above %d.%d.%d to run this plugin", | |
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248 OrthancPlugins::GetGlobalContext()->orthancVersion, |
| 0 | 249 ORTHANC_PLUGINS_MINIMAL_MAJOR_NUMBER, |
| 250 ORTHANC_PLUGINS_MINIMAL_MINOR_NUMBER, | |
| 251 ORTHANC_PLUGINS_MINIMAL_REVISION_NUMBER); | |
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252 OrthancPluginLogError(OrthancPlugins::GetGlobalContext(), info); |
| 0 | 253 return -1; |
| 254 } | |
| 255 | |
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256 if (!OrthancPlugins::CheckMinimalOrthancVersion(1, 1, 0)) |
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257 { |
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258 // We need the "/instances/.../frames/.../raw" URI that was introduced in Orthanc 1.1.0 |
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259 return -1; |
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260 } |
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261 |
| 206 | 262 #if ORTHANC_FRAMEWORK_VERSION_IS_ABOVE(1, 7, 2) |
| 191 | 263 Orthanc::Logging::InitializePluginContext(context); |
| 193 | 264 #else |
| 265 Orthanc::Logging::Initialize(context); | |
| 266 #endif | |
| 151 | 267 |
| 0 | 268 // Limit the number of PNG transcoders to the number of available |
| 269 // hardware threads (e.g. number of CPUs or cores or | |
| 270 // hyperthreading units) | |
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271 unsigned int threads = Orthanc::SystemToolbox::GetHardwareConcurrency(); |
| 261 | 272 OrthancWSI::RawTile::InitializeTranscoderSemaphore(threads); |
| 0 | 273 |
| 274 char info[1024]; | |
| 145 | 275 sprintf(info, "The whole-slide imaging plugin will use at most %u threads to transcode the tiles", threads); |
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276 OrthancPluginLogWarning(OrthancPlugins::GetGlobalContext(), info); |
| 0 | 277 |
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278 OrthancPluginSetDescription(context, "Provides a Web viewer of whole-slide microscopic images within Orthanc."); |
| 0 | 279 |
| 261 | 280 OrthancWSI::DicomPyramidCache::InitializeInstance(10 /* Number of pyramids to be cached - TODO parameter */); |
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281 |
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282 OrthancPluginRegisterOnChangeCallback(OrthancPlugins::GetGlobalContext(), OnChangeCallback); |
| 0 | 283 |
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284 OrthancPlugins::RegisterRestCallback<ServeFile>("/wsi/app/(ol.css)", true); |
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285 OrthancPlugins::RegisterRestCallback<ServeFile>("/wsi/app/(ol.js)", true); |
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286 OrthancPlugins::RegisterRestCallback<ServeFile>("/wsi/app/(viewer.html)", true); |
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287 OrthancPlugins::RegisterRestCallback<ServeFile>("/wsi/app/(viewer.js)", true); |
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288 OrthancPlugins::RegisterRestCallback<ServePyramid>("/wsi/pyramids/([0-9a-f-]+)", true); |
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289 OrthancPlugins::RegisterRestCallback<ServeTile>("/wsi/tiles/([0-9a-f-]+)/([0-9-]+)/([0-9-]+)/([0-9-]+)", true); |
| 0 | 290 |
| 262 | 291 bool serveMirador = true; // TODO => CONFIG |
| 292 | |
| 293 if (serveMirador) | |
| 294 { | |
| 295 OrthancPlugins::RegisterRestCallback<ServeFile>("/wsi/app/(mirador.html)", true); | |
| 296 } | |
| 297 | |
| 261 | 298 { |
| 299 // TODO => CONFIG | |
| 300 std::string url = "http://localhost:8042/wsi/iiif"; | |
| 301 | |
| 302 if (url.empty() || | |
| 303 url[url.size() - 1] != '/') | |
| 304 { | |
| 305 url += "/"; | |
| 306 } | |
| 307 | |
| 308 InitializeIIIF(url); | |
| 309 } | |
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310 |
| 262 | 311 { |
| 312 // Extend the default Orthanc Explorer with custom JavaScript for WSI | |
| 313 | |
| 314 std::string explorer; | |
| 315 Orthanc::EmbeddedResources::GetFileResource(explorer, Orthanc::EmbeddedResources::ORTHANC_EXPLORER); | |
| 316 | |
| 317 std::map<std::string, std::string> dictionary; | |
| 318 dictionary["SERVE_MIRADOR"] = (serveMirador ? "true" : "false"); | |
| 319 explorer = Orthanc::Toolbox::SubstituteVariables(explorer, dictionary); | |
| 320 | |
| 321 OrthancPluginExtendOrthancExplorer(OrthancPlugins::GetGlobalContext(), explorer.c_str()); | |
| 322 } | |
| 0 | 323 |
| 324 return 0; | |
| 325 } | |
| 326 | |
| 327 | |
| 328 ORTHANC_PLUGINS_API void OrthancPluginFinalize() | |
| 329 { | |
| 261 | 330 OrthancWSI::DicomPyramidCache::FinalizeInstance(); |
| 331 OrthancWSI::RawTile::FinalizeTranscoderSemaphore(); | |
| 0 | 332 } |
| 333 | |
| 334 | |
| 335 ORTHANC_PLUGINS_API const char* OrthancPluginGetName() | |
| 336 { | |
| 337 return "wsi"; | |
| 338 } | |
| 339 | |
| 340 | |
| 341 ORTHANC_PLUGINS_API const char* OrthancPluginGetVersion() | |
| 342 { | |
| 343 return ORTHANC_WSI_VERSION; | |
| 344 } | |
| 345 } |