Mercurial > hg > orthanc-stone
annotate Framework/Radiography/RadiographyScene.cpp @ 587:848170ca4351 am-dev
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| author | Alain Mazy <alain@mazy.be> |
|---|---|
| date | Tue, 23 Apr 2019 10:15:54 +0200 |
| parents | 92305ee35b1c |
| children | 7a7e36c52d62 |
| rev | line source |
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| 408 | 1 /** |
| 2 * Stone of Orthanc | |
| 3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics | |
| 4 * Department, University Hospital of Liege, Belgium | |
| 439 | 5 * Copyright (C) 2017-2019 Osimis S.A., Belgium |
| 408 | 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 "RadiographyScene.h" | |
| 23 | |
| 430 | 24 #include "RadiographyAlphaLayer.h" |
| 25 #include "RadiographyDicomLayer.h" | |
| 26 #include "RadiographyTextLayer.h" | |
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27 #include "RadiographyMaskLayer.h" |
| 408 | 28 #include "../Toolbox/DicomFrameConverter.h" |
| 29 | |
| 30 #include <Core/Images/Image.h> | |
| 31 #include <Core/Images/ImageProcessing.h> | |
| 32 #include <Core/Images/PamReader.h> | |
| 33 #include <Core/Images/PamWriter.h> | |
| 34 #include <Core/Images/PngWriter.h> | |
| 35 #include <Core/OrthancException.h> | |
| 36 #include <Core/Toolbox.h> | |
| 37 #include <Plugins/Samples/Common/DicomDatasetReader.h> | |
| 38 #include <Plugins/Samples/Common/FullOrthancDataset.h> | |
| 39 | |
| 412 | 40 #include <boost/math/special_functions/round.hpp> |
| 41 | |
| 408 | 42 |
| 43 namespace OrthancStone | |
| 44 { | |
| 45 RadiographyScene::LayerAccessor::LayerAccessor(RadiographyScene& scene, | |
| 46 size_t index) : | |
| 47 scene_(scene), | |
| 48 index_(index) | |
| 49 { | |
| 50 Layers::iterator layer = scene.layers_.find(index); | |
| 51 if (layer == scene.layers_.end()) | |
| 52 { | |
| 53 layer_ = NULL; | |
| 54 } | |
| 55 else | |
| 56 { | |
| 57 assert(layer->second != NULL); | |
| 58 layer_ = layer->second; | |
| 59 } | |
| 60 } | |
| 61 | |
| 426 | 62 |
| 408 | 63 RadiographyScene::LayerAccessor::LayerAccessor(RadiographyScene& scene, |
| 64 double x, | |
| 65 double y) : | |
| 66 scene_(scene), | |
| 67 index_(0) // Dummy initialization | |
| 68 { | |
| 69 if (scene.LookupLayer(index_, x, y)) | |
| 70 { | |
| 71 Layers::iterator layer = scene.layers_.find(index_); | |
| 426 | 72 |
| 408 | 73 if (layer == scene.layers_.end()) |
| 74 { | |
| 75 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); | |
| 76 } | |
| 77 else | |
| 78 { | |
| 79 assert(layer->second != NULL); | |
| 80 layer_ = layer->second; | |
| 81 } | |
| 82 } | |
| 83 else | |
| 84 { | |
| 85 layer_ = NULL; | |
| 86 } | |
| 87 } | |
| 88 | |
| 89 | |
| 90 RadiographyScene& RadiographyScene::LayerAccessor::GetScene() const | |
| 91 { | |
| 92 if (IsValid()) | |
| 93 { | |
| 94 return scene_; | |
| 95 } | |
| 96 else | |
| 97 { | |
| 98 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); | |
| 99 } | |
| 100 } | |
| 101 | |
| 102 | |
| 103 size_t RadiographyScene::LayerAccessor::GetIndex() const | |
| 104 { | |
| 105 if (IsValid()) | |
| 106 { | |
| 107 return index_; | |
| 108 } | |
| 109 else | |
| 110 { | |
| 111 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); | |
| 112 } | |
| 113 } | |
| 114 | |
| 115 | |
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116 RadiographyLayer& RadiographyScene::LayerAccessor::GetLayer() const |
| 408 | 117 { |
| 118 if (IsValid()) | |
| 119 { | |
| 120 return *layer_; | |
| 121 } | |
| 122 else | |
| 123 { | |
| 124 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); | |
| 125 } | |
| 426 | 126 } |
| 408 | 127 |
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128 RadiographyLayer& RadiographyScene::RegisterLayer(RadiographyLayer* layer) |
| 408 | 129 { |
| 130 if (layer == NULL) | |
| 131 { | |
| 132 throw Orthanc::OrthancException(Orthanc::ErrorCode_NullPointer); | |
| 133 } | |
| 134 | |
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135 std::auto_ptr<RadiographyLayer> raii(layer); |
| 426 | 136 |
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137 LOG(INFO) << "Registering layer: " << countLayers_; |
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138 |
| 408 | 139 size_t index = countLayers_++; |
| 140 raii->SetIndex(index); | |
| 141 layers_[index] = raii.release(); | |
| 142 | |
| 430 | 143 EmitMessage(GeometryChangedMessage(*this, *layer)); |
| 144 EmitMessage(ContentChangedMessage(*this, *layer)); | |
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145 layer->RegisterObserverCallback(new Callable<RadiographyScene, RadiographyLayer::LayerEditedMessage>(*this, &RadiographyScene::OnLayerEdited)); |
| 408 | 146 |
| 147 return *layer; | |
| 148 } | |
| 426 | 149 |
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150 void RadiographyScene::OnLayerEdited(const RadiographyLayer::LayerEditedMessage& message) |
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151 { |
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152 EmitMessage(RadiographyScene::LayerEditedMessage(*this, message.GetOrigin())); |
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153 } |
| 408 | 154 |
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155 RadiographyScene::RadiographyScene(MessageBroker& broker) : |
| 408 | 156 IObserver(broker), |
| 157 IObservable(broker), | |
| 158 countLayers_(0), | |
| 159 hasWindowing_(false), | |
| 160 windowingCenter_(0), // Dummy initialization | |
| 161 windowingWidth_(0) // Dummy initialization | |
| 162 { | |
| 163 } | |
| 164 | |
| 165 | |
| 166 RadiographyScene::~RadiographyScene() | |
| 167 { | |
| 168 for (Layers::iterator it = layers_.begin(); it != layers_.end(); it++) | |
| 169 { | |
| 170 assert(it->second != NULL); | |
| 171 delete it->second; | |
| 172 } | |
| 173 } | |
| 174 | |
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175 PhotometricDisplayMode RadiographyScene::GetPreferredPhotomotricDisplayMode() const |
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176 { |
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177 // return the mode of the first layer who "cares" about its display mode (normaly, the one and only layer that is a DicomLayer) |
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178 for (Layers::const_iterator it = layers_.begin(); it != layers_.end(); it++) |
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179 { |
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180 if (it->second->GetPreferredPhotomotricDisplayMode() != PhotometricDisplayMode_Default) |
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181 { |
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182 return it->second->GetPreferredPhotomotricDisplayMode(); |
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183 } |
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184 } |
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185 |
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186 return PhotometricDisplayMode_Default; |
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187 } |
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188 |
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189 |
| 430 | 190 void RadiographyScene::GetLayersIndexes(std::vector<size_t>& output) const |
| 191 { | |
| 192 for (Layers::const_iterator it = layers_.begin(); it != layers_.end(); it++) | |
| 193 { | |
| 194 output.push_back(it->first); | |
| 195 } | |
| 196 } | |
| 197 | |
| 425 | 198 void RadiographyScene::RemoveLayer(size_t layerIndex) |
| 199 { | |
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200 LOG(INFO) << "Removing layer: " << layerIndex; |
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201 |
| 425 | 202 if (layerIndex > countLayers_) |
| 203 { | |
| 204 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
| 205 } | |
| 206 delete layers_[layerIndex]; | |
| 207 layers_.erase(layerIndex); | |
| 208 countLayers_--; | |
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209 LOG(INFO) << "Removing layer, there are now : " << countLayers_ << " layers"; |
| 425 | 210 } |
| 211 | |
| 430 | 212 const RadiographyLayer& RadiographyScene::GetLayer(size_t layerIndex) const |
| 425 | 213 { |
| 214 if (layerIndex > countLayers_) | |
| 215 { | |
| 216 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
| 217 } | |
| 430 | 218 |
| 219 return *(layers_.at(layerIndex)); | |
| 425 | 220 } |
| 408 | 221 |
| 222 bool RadiographyScene::GetWindowing(float& center, | |
| 223 float& width) const | |
| 224 { | |
| 225 if (hasWindowing_) | |
| 226 { | |
| 227 center = windowingCenter_; | |
| 228 width = windowingWidth_; | |
| 229 return true; | |
| 230 } | |
| 231 else | |
| 232 { | |
| 233 return false; | |
| 234 } | |
| 235 } | |
| 236 | |
| 237 | |
| 238 void RadiographyScene::GetWindowingWithDefault(float& center, | |
| 239 float& width) const | |
| 240 { | |
| 241 if (!GetWindowing(center, width)) | |
| 242 { | |
| 243 center = 128; | |
| 244 width = 256; | |
| 245 } | |
| 246 } | |
| 247 | |
| 248 | |
| 249 void RadiographyScene::SetWindowing(float center, | |
| 250 float width) | |
| 251 { | |
| 252 hasWindowing_ = true; | |
| 253 windowingCenter_ = center; | |
| 254 windowingWidth_ = width; | |
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255 |
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256 EmitMessage(RadiographyScene::WindowingChangedMessage(*this)); |
| 408 | 257 } |
| 258 | |
| 259 | |
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260 RadiographyLayer& RadiographyScene::LoadText(const Orthanc::Font& font, |
| 430 | 261 const std::string& utf8, |
| 262 RadiographyLayer::Geometry* geometry) | |
| 408 | 263 { |
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264 std::auto_ptr<RadiographyTextLayer> alpha(new RadiographyTextLayer(IObservable::GetBroker(), *this)); |
| 408 | 265 alpha->LoadText(font, utf8); |
| 430 | 266 if (geometry != NULL) |
| 267 { | |
| 268 alpha->SetGeometry(*geometry); | |
| 269 } | |
| 408 | 270 |
| 271 return RegisterLayer(alpha.release()); | |
| 272 } | |
| 273 | |
| 426 | 274 |
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275 RadiographyLayer& RadiographyScene::LoadTestBlock(unsigned int width, |
| 430 | 276 unsigned int height, |
| 277 RadiographyLayer::Geometry* geometry) | |
| 408 | 278 { |
| 279 std::auto_ptr<Orthanc::Image> block(new Orthanc::Image(Orthanc::PixelFormat_Grayscale8, width, height, false)); | |
| 280 | |
| 281 for (unsigned int padding = 0; | |
| 282 (width > 2 * padding) && (height > 2 * padding); | |
| 283 padding++) | |
| 284 { | |
| 285 uint8_t color; | |
| 286 if (255 > 10 * padding) | |
| 287 { | |
| 288 color = 255 - 10 * padding; | |
| 289 } | |
| 290 else | |
| 291 { | |
| 292 color = 0; | |
| 293 } | |
| 294 | |
| 295 Orthanc::ImageAccessor region; | |
| 296 block->GetRegion(region, padding, padding, width - 2 * padding, height - 2 * padding); | |
| 297 Orthanc::ImageProcessing::Set(region, color); | |
| 298 } | |
| 299 | |
| 430 | 300 return LoadAlphaBitmap(block.release(), geometry); |
| 301 } | |
| 302 | |
| 488 | 303 RadiographyLayer& RadiographyScene::LoadMask(const std::vector<Orthanc::ImageProcessing::ImagePoint>& corners, |
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304 const RadiographyDicomLayer& dicomLayer, |
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305 float foreground, |
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306 RadiographyLayer::Geometry* geometry) |
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307 { |
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308 std::auto_ptr<RadiographyMaskLayer> mask(new RadiographyMaskLayer(IObservable::GetBroker(), *this, dicomLayer, foreground)); |
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309 mask->SetCorners(corners); |
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310 if (geometry != NULL) |
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311 { |
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312 mask->SetGeometry(*geometry); |
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313 } |
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314 |
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315 return RegisterLayer(mask.release()); |
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316 } |
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317 |
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318 |
| 430 | 319 RadiographyLayer& RadiographyScene::LoadAlphaBitmap(Orthanc::ImageAccessor* bitmap, RadiographyLayer::Geometry *geometry) |
| 320 { | |
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321 std::auto_ptr<RadiographyAlphaLayer> alpha(new RadiographyAlphaLayer(IObservable::GetBroker(), *this)); |
| 430 | 322 alpha->SetAlpha(bitmap); |
| 323 if (geometry != NULL) | |
| 324 { | |
| 325 alpha->SetGeometry(*geometry); | |
| 326 } | |
| 408 | 327 |
| 328 return RegisterLayer(alpha.release()); | |
| 329 } | |
| 330 | |
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331 RadiographyLayer& RadiographyScene::LoadDicomImage(Orthanc::ImageAccessor* dicomImage, // takes ownership |
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332 const std::string& instance, |
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333 unsigned int frame, |
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334 DicomFrameConverter* converter, // takes ownership |
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335 PhotometricDisplayMode preferredPhotometricDisplayMode, |
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336 RadiographyLayer::Geometry* geometry) |
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337 { |
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338 RadiographyDicomLayer& layer = dynamic_cast<RadiographyDicomLayer&>(RegisterLayer(new RadiographyDicomLayer(IObservable::GetBroker(), *this))); |
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339 |
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340 layer.SetInstance(instance, frame); |
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341 |
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342 if (geometry != NULL) |
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343 { |
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344 layer.SetGeometry(*geometry); |
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345 } |
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346 |
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347 layer.SetDicomFrameConverter(converter); |
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348 layer.SetSourceImage(dicomImage); |
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349 layer.SetPreferredPhotomotricDisplayMode(preferredPhotometricDisplayMode); |
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350 |
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351 return layer; |
| 587 | 352 } |
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353 |
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354 RadiographyLayer& RadiographyScene::LoadDicomFrame(OrthancApiClient& orthanc, |
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355 const std::string& instance, |
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356 unsigned int frame, |
| 430 | 357 bool httpCompression, |
| 358 RadiographyLayer::Geometry* geometry) | |
| 408 | 359 { |
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360 RadiographyDicomLayer& layer = dynamic_cast<RadiographyDicomLayer&>(RegisterLayer(new RadiographyDicomLayer(IObservable::GetBroker(), *this))); |
| 430 | 361 layer.SetInstance(instance, frame); |
| 362 | |
| 363 if (geometry != NULL) | |
| 364 { | |
| 365 layer.SetGeometry(*geometry); | |
| 366 } | |
| 408 | 367 |
| 368 { | |
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369 IWebService::HttpHeaders headers; |
| 408 | 370 std::string uri = "/instances/" + instance + "/tags"; |
| 426 | 371 |
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372 orthanc.GetBinaryAsync( |
| 426 | 373 uri, headers, |
| 374 new Callable<RadiographyScene, OrthancApiClient::BinaryResponseReadyMessage> | |
| 375 (*this, &RadiographyScene::OnTagsReceived), NULL, | |
| 376 new Orthanc::SingleValueObject<size_t>(layer.GetIndex())); | |
| 408 | 377 } |
| 378 | |
| 379 { | |
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380 IWebService::HttpHeaders headers; |
| 408 | 381 headers["Accept"] = "image/x-portable-arbitrarymap"; |
| 382 | |
| 383 if (httpCompression) | |
| 384 { | |
| 385 headers["Accept-Encoding"] = "gzip"; | |
| 386 } | |
| 426 | 387 |
| 408 | 388 std::string uri = ("/instances/" + instance + "/frames/" + |
| 389 boost::lexical_cast<std::string>(frame) + "/image-uint16"); | |
| 426 | 390 |
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391 orthanc.GetBinaryAsync( |
| 426 | 392 uri, headers, |
| 393 new Callable<RadiographyScene, OrthancApiClient::BinaryResponseReadyMessage> | |
| 394 (*this, &RadiographyScene::OnFrameReceived), NULL, | |
| 395 new Orthanc::SingleValueObject<size_t>(layer.GetIndex())); | |
| 408 | 396 } |
| 397 | |
| 398 return layer; | |
| 399 } | |
| 400 | |
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401 |
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402 RadiographyLayer& RadiographyScene::LoadDicomWebFrame(IWebService& web) |
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403 { |
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404 RadiographyLayer& layer = RegisterLayer(new RadiographyDicomLayer(IObservable::GetBroker(), *this)); |
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405 |
| 426 | 406 |
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407 return layer; |
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408 } |
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409 |
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410 |
| 426 | 411 |
| 408 | 412 void RadiographyScene::OnTagsReceived(const OrthancApiClient::BinaryResponseReadyMessage& message) |
| 413 { | |
| 414 size_t index = dynamic_cast<const Orthanc::SingleValueObject<size_t>&> | |
| 426 | 415 (message.GetPayload()).GetValue(); |
| 408 | 416 |
| 417 LOG(INFO) << "JSON received: " << message.GetUri().c_str() | |
| 418 << " (" << message.GetAnswerSize() << " bytes) for layer " << index; | |
| 426 | 419 |
| 408 | 420 Layers::iterator layer = layers_.find(index); |
| 421 if (layer != layers_.end()) | |
| 422 { | |
| 423 assert(layer->second != NULL); | |
| 426 | 424 |
| 408 | 425 OrthancPlugins::FullOrthancDataset dicom(message.GetAnswer(), message.GetAnswerSize()); |
| 430 | 426 dynamic_cast<RadiographyDicomLayer*>(layer->second)->SetDicomTags(dicom); |
| 408 | 427 |
| 428 float c, w; | |
| 429 if (!hasWindowing_ && | |
| 430 layer->second->GetDefaultWindowing(c, w)) | |
| 431 { | |
| 432 hasWindowing_ = true; | |
| 433 windowingCenter_ = c; | |
| 434 windowingWidth_ = w; | |
| 435 } | |
| 436 | |
| 430 | 437 EmitMessage(GeometryChangedMessage(*this, *(layer->second))); |
| 408 | 438 } |
| 439 } | |
| 426 | 440 |
| 408 | 441 |
| 442 void RadiographyScene::OnFrameReceived(const OrthancApiClient::BinaryResponseReadyMessage& message) | |
| 443 { | |
| 444 size_t index = dynamic_cast<const Orthanc::SingleValueObject<size_t>&>(message.GetPayload()).GetValue(); | |
| 426 | 445 |
| 408 | 446 LOG(INFO) << "DICOM frame received: " << message.GetUri().c_str() |
| 447 << " (" << message.GetAnswerSize() << " bytes) for layer " << index; | |
| 426 | 448 |
| 408 | 449 Layers::iterator layer = layers_.find(index); |
| 450 if (layer != layers_.end()) | |
| 451 { | |
| 452 assert(layer->second != NULL); | |
| 453 | |
| 454 std::string content; | |
| 455 if (message.GetAnswerSize() > 0) | |
| 456 { | |
| 457 content.assign(reinterpret_cast<const char*>(message.GetAnswer()), message.GetAnswerSize()); | |
| 458 } | |
| 426 | 459 |
| 408 | 460 std::auto_ptr<Orthanc::PamReader> reader(new Orthanc::PamReader); |
| 461 reader->ReadFromMemory(content); | |
| 430 | 462 dynamic_cast<RadiographyDicomLayer*>(layer->second)->SetSourceImage(reader.release()); |
| 408 | 463 |
| 430 | 464 EmitMessage(ContentChangedMessage(*this, *(layer->second))); |
| 408 | 465 } |
| 466 } | |
| 467 | |
| 468 | |
| 469 Extent2D RadiographyScene::GetSceneExtent() const | |
| 470 { | |
| 471 Extent2D extent; | |
| 472 | |
| 473 for (Layers::const_iterator it = layers_.begin(); | |
| 474 it != layers_.end(); ++it) | |
| 475 { | |
| 476 assert(it->second != NULL); | |
| 477 extent.Union(it->second->GetExtent()); | |
| 478 } | |
| 479 | |
| 480 return extent; | |
| 481 } | |
| 426 | 482 |
| 408 | 483 |
| 484 void RadiographyScene::Render(Orthanc::ImageAccessor& buffer, | |
| 409 | 485 const AffineTransform2D& viewTransform, |
| 408 | 486 ImageInterpolation interpolation) const |
| 487 { | |
| 488 // Render layers in the background-to-foreground order | |
| 489 for (size_t index = 0; index < countLayers_; index++) | |
| 490 { | |
| 491 Layers::const_iterator it = layers_.find(index); | |
| 492 if (it != layers_.end()) | |
| 493 { | |
| 494 assert(it->second != NULL); | |
| 495 it->second->Render(buffer, viewTransform, interpolation); | |
| 496 } | |
| 497 } | |
| 498 } | |
| 499 | |
| 500 | |
| 501 bool RadiographyScene::LookupLayer(size_t& index /* out */, | |
| 502 double x, | |
| 503 double y) const | |
| 504 { | |
| 505 // Render layers in the foreground-to-background order | |
| 506 for (size_t i = countLayers_; i > 0; i--) | |
| 507 { | |
| 508 index = i - 1; | |
| 509 Layers::const_iterator it = layers_.find(index); | |
| 510 if (it != layers_.end()) | |
| 511 { | |
| 512 assert(it->second != NULL); | |
| 513 if (it->second->Contains(x, y)) | |
| 514 { | |
| 515 return true; | |
| 516 } | |
| 517 } | |
| 518 } | |
| 519 | |
| 520 return false; | |
| 521 } | |
| 522 | |
| 426 | 523 |
| 408 | 524 void RadiographyScene::DrawBorder(CairoContext& context, |
| 525 unsigned int layer, | |
| 526 double zoom) | |
| 527 { | |
| 528 Layers::const_iterator found = layers_.find(layer); | |
| 426 | 529 |
| 408 | 530 if (found != layers_.end()) |
| 531 { | |
| 532 context.SetSourceColor(255, 0, 0); | |
| 533 found->second->DrawBorders(context, zoom); | |
| 534 } | |
| 535 } | |
| 536 | |
| 537 | |
| 538 void RadiographyScene::GetRange(float& minValue, | |
| 539 float& maxValue) const | |
| 540 { | |
| 541 bool first = true; | |
| 426 | 542 |
| 408 | 543 for (Layers::const_iterator it = layers_.begin(); |
| 544 it != layers_.end(); it++) | |
| 545 { | |
| 546 assert(it->second != NULL); | |
| 547 | |
| 548 float a, b; | |
| 549 if (it->second->GetRange(a, b)) | |
| 550 { | |
| 551 if (first) | |
| 552 { | |
| 553 minValue = a; | |
| 554 maxValue = b; | |
| 555 first = false; | |
| 556 } | |
| 557 else | |
| 558 { | |
| 559 minValue = std::min(a, minValue); | |
| 560 maxValue = std::max(b, maxValue); | |
| 561 } | |
| 562 } | |
| 563 } | |
| 564 | |
| 565 if (first) | |
| 566 { | |
| 567 minValue = 0; | |
| 568 maxValue = 0; | |
| 569 } | |
| 570 } | |
| 571 | |
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572 Orthanc::Image* RadiographyScene::ExportToImage(double pixelSpacingX, |
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573 double pixelSpacingY, |
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574 ImageInterpolation interpolation, |
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575 bool invert, |
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576 int64_t maxValue /* for inversion */) |
| 426 | 577 { |
| 408 | 578 if (pixelSpacingX <= 0 || |
| 579 pixelSpacingY <= 0) | |
| 580 { | |
| 581 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
| 582 } | |
| 426 | 583 |
| 408 | 584 Extent2D extent = GetSceneExtent(); |
| 585 | |
| 507 | 586 int w = static_cast<int>(std::ceil(extent.GetWidth() / pixelSpacingX)); |
| 587 int h = static_cast<int>(std::ceil(extent.GetHeight() / pixelSpacingY)); | |
| 408 | 588 |
| 589 if (w < 0 || h < 0) | |
| 590 { | |
| 591 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); | |
| 592 } | |
| 593 | |
| 594 Orthanc::Image layers(Orthanc::PixelFormat_Float32, | |
| 595 static_cast<unsigned int>(w), | |
| 596 static_cast<unsigned int>(h), false); | |
| 597 | |
| 409 | 598 AffineTransform2D view = AffineTransform2D::Combine( |
| 426 | 599 AffineTransform2D::CreateScaling(1.0 / pixelSpacingX, 1.0 / pixelSpacingY), |
| 600 AffineTransform2D::CreateOffset(-extent.GetX1(), -extent.GetY1())); | |
| 601 | |
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602 // wipe background before rendering |
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603 Orthanc::ImageProcessing::Set(layers, 0); |
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604 |
| 408 | 605 Render(layers, view, interpolation); |
| 606 | |
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607 std::auto_ptr<Orthanc::Image> rendered(new Orthanc::Image(Orthanc::PixelFormat_Grayscale16, |
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608 layers.GetWidth(), layers.GetHeight(), false)); |
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609 |
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610 Orthanc::ImageProcessing::Convert(*rendered, layers); |
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611 if (invert) |
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612 Orthanc::ImageProcessing::Invert(*rendered, maxValue); |
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613 |
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614 return rendered.release(); |
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615 } |
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616 |
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617 |
| 587 | 618 Orthanc::Image* RadiographyScene::ExportToCreateDicomRequestAndImage(Json::Value& createDicomRequestContent, |
| 619 const Json::Value& dicomTags, | |
| 620 const std::string& parentOrthancId, | |
| 621 double pixelSpacingX, | |
| 622 double pixelSpacingY, | |
| 623 bool invert, | |
| 624 ImageInterpolation interpolation) | |
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625 { |
| 541 | 626 LOG(INFO) << "Exporting RadiographyScene to DICOM"; |
| 627 | |
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628 std::auto_ptr<Orthanc::Image> rendered(ExportToImage(pixelSpacingX, pixelSpacingY, interpolation)); // note: we don't invert the image in the pixels data because we'll set the PhotometricDisplayMode correctly in the DICOM tags |
| 408 | 629 |
| 483 | 630 createDicomRequestContent["Tags"] = dicomTags; |
| 408 | 631 |
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632 PhotometricDisplayMode photometricMode = GetPreferredPhotomotricDisplayMode(); |
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633 if ((invert && photometricMode != PhotometricDisplayMode_Monochrome2) || |
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634 (!invert && photometricMode == PhotometricDisplayMode_Monochrome1)) |
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635 { |
| 483 | 636 createDicomRequestContent["Tags"]["PhotometricInterpretation"] = "MONOCHROME1"; |
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637 } |
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638 else |
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639 { |
| 483 | 640 createDicomRequestContent["Tags"]["PhotometricInterpretation"] = "MONOCHROME2"; |
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641 } |
| 408 | 642 |
| 643 // WARNING: The order of PixelSpacing is Y/X. We use "%0.8f" to | |
| 644 // avoid floating-point numbers to grow over 16 characters, | |
| 645 // which would be invalid according to DICOM standard | |
| 646 // ("dciodvfy" would complain). | |
| 647 char buf[32]; | |
| 648 sprintf(buf, "%0.8f\\%0.8f", pixelSpacingY, pixelSpacingX); | |
| 426 | 649 |
| 483 | 650 createDicomRequestContent["Tags"]["PixelSpacing"] = buf; |
| 408 | 651 |
| 652 float center, width; | |
| 653 if (GetWindowing(center, width)) | |
| 654 { | |
| 483 | 655 createDicomRequestContent["Tags"]["WindowCenter"] = |
| 426 | 656 boost::lexical_cast<std::string>(boost::math::iround(center)); |
| 408 | 657 |
| 483 | 658 createDicomRequestContent["Tags"]["WindowWidth"] = |
| 426 | 659 boost::lexical_cast<std::string>(boost::math::iround(width)); |
| 408 | 660 } |
| 661 | |
| 587 | 662 if (!parentOrthancId.empty()) |
| 663 { | |
| 664 createDicomRequestContent["Parent"] = parentOrthancId; | |
| 665 } | |
| 666 | |
| 667 return rendered.release(); | |
| 668 } | |
| 669 | |
| 670 | |
| 671 void RadiographyScene::ExportToCreateDicomRequest(Json::Value& createDicomRequestContent, | |
| 672 const Json::Value& dicomTags, | |
| 673 const std::string& parentOrthancId, | |
| 674 double pixelSpacingX, | |
| 675 double pixelSpacingY, | |
| 676 bool invert, | |
| 677 ImageInterpolation interpolation, | |
| 678 bool usePam) | |
| 679 { | |
| 680 LOG(INFO) << "Exporting RadiographyScene to DICOM"; | |
| 681 VLOG(1) << "Exporting RadiographyScene to: export to image"; | |
| 682 | |
| 683 std::auto_ptr<Orthanc::Image> rendered(ExportToCreateDicomRequestAndImage(createDicomRequestContent, dicomTags, parentOrthancId, pixelSpacingX, pixelSpacingY, invert, interpolation)); | |
| 684 | |
| 685 // convert the image into base64 for inclusing in the createDicomRequest | |
| 686 std::string base64; | |
| 687 | |
| 688 { | |
| 689 std::string content; | |
| 690 | |
| 691 if (usePam) | |
| 692 { | |
| 693 VLOG(1) << "Exporting RadiographyScene: convert to PAM"; | |
| 694 Orthanc::PamWriter writer; | |
| 695 writer.WriteToMemory(content, *rendered); | |
| 696 } | |
| 697 else | |
| 698 { | |
| 699 Orthanc::PngWriter writer; | |
| 700 writer.WriteToMemory(content, *rendered); | |
| 701 } | |
| 702 | |
| 703 VLOG(1) << "Exporting RadiographyScene: encoding to base64"; | |
| 704 Orthanc::Toolbox::EncodeBase64(base64, content); | |
| 705 } | |
| 426 | 706 |
| 408 | 707 // This is Data URI scheme: https://en.wikipedia.org/wiki/Data_URI_scheme |
| 426 | 708 createDicomRequestContent["Content"] = ("data:" + |
| 709 std::string(usePam ? Orthanc::MIME_PAM : Orthanc::MIME_PNG) + | |
| 710 ";base64," + base64); | |
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711 |
| 541 | 712 VLOG(1) << "Exporting RadiographyScene: create-dicom request is ready"; |
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713 } |
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714 |
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715 |
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716 void RadiographyScene::ExportDicom(OrthancApiClient& orthanc, |
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717 const Json::Value& dicomTags, |
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718 const std::string& parentOrthancId, |
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719 double pixelSpacingX, |
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720 double pixelSpacingY, |
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721 bool invert, |
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722 ImageInterpolation interpolation, |
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723 bool usePam) |
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724 { |
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725 Json::Value createDicomRequestContent; |
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726 |
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727 ExportToCreateDicomRequest(createDicomRequestContent, dicomTags, parentOrthancId, pixelSpacingX, pixelSpacingY, invert, interpolation, usePam); |
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728 |
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729 orthanc.PostJsonAsyncExpectJson( |
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730 "/tools/create-dicom", createDicomRequestContent, |
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731 new Callable<RadiographyScene, OrthancApiClient::JsonResponseReadyMessage> |
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732 (*this, &RadiographyScene::OnDicomExported), |
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733 NULL, NULL); |
| 483 | 734 |
| 735 } | |
| 736 | |
| 737 | |
| 738 // Export using PAM is faster than using PNG, but requires Orthanc | |
| 739 // core >= 1.4.3 | |
| 740 void RadiographyScene::ExportDicom(OrthancApiClient& orthanc, | |
| 741 const Orthanc::DicomMap& dicom, | |
| 742 const std::string& parentOrthancId, | |
| 743 double pixelSpacingX, | |
| 744 double pixelSpacingY, | |
| 745 bool invert, | |
| 746 ImageInterpolation interpolation, | |
| 747 bool usePam) | |
| 748 { | |
| 749 std::set<Orthanc::DicomTag> tags; | |
| 750 dicom.GetTags(tags); | |
| 751 | |
| 752 Json::Value jsonTags = Json::objectValue; | |
| 753 | |
| 754 for (std::set<Orthanc::DicomTag>::const_iterator | |
| 755 tag = tags.begin(); tag != tags.end(); ++tag) | |
| 756 { | |
| 757 const Orthanc::DicomValue& value = dicom.GetValue(*tag); | |
| 758 if (!value.IsNull() && | |
| 759 !value.IsBinary()) | |
| 760 { | |
| 761 jsonTags[tag->Format()] = value.GetContent(); | |
| 762 } | |
| 763 } | |
| 764 | |
| 765 ExportDicom(orthanc, jsonTags, parentOrthancId, pixelSpacingX, pixelSpacingY, invert, interpolation, usePam); | |
| 408 | 766 } |
| 767 | |
| 768 void RadiographyScene::OnDicomExported(const OrthancApiClient::JsonResponseReadyMessage& message) | |
| 769 { | |
|
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770 LOG(INFO) << "DICOM export was successful: " |
| 408 | 771 << message.GetJson().toStyledString(); |
| 772 } | |
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417
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773 |
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774 |
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775 void RadiographyScene::OnDicomWebReceived(const IWebService::HttpRequestSuccessMessage& message) |
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776 { |
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777 LOG(INFO) << "DICOMweb WADO-RS received: " << message.GetAnswerSize() << " bytes"; |
| 418 | 778 |
| 779 const IWebService::HttpHeaders& h = message.GetAnswerHttpHeaders(); | |
| 780 for (IWebService::HttpHeaders::const_iterator | |
| 426 | 781 it = h.begin(); it != h.end(); ++it) |
| 418 | 782 { |
| 783 printf("[%s] = [%s]\n", it->first.c_str(), it->second.c_str()); | |
| 784 } | |
|
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785 } |
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786 |
| 408 | 787 } |