Mercurial > hg > orthanc-stone
diff Framework/Radiography/RadiographySceneReader.cpp @ 553:92305ee35b1c dev
web-worker consequences: give access to lower level data
author | Alain Mazy <alain@mazy.be> |
---|---|
date | Wed, 03 Apr 2019 17:38:43 +0200 |
parents | aede9b042cb7 |
children | fd9b9d993fc7 200f7e1d57d1 |
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--- a/Framework/Radiography/RadiographySceneReader.cpp Fri Mar 29 15:21:33 2019 +0100 +++ b/Framework/Radiography/RadiographySceneReader.cpp Wed Apr 03 17:38:43 2019 +0200 @@ -28,6 +28,112 @@ namespace OrthancStone { + + void RadiographySceneBuilder::Read(const Json::Value& input, Orthanc::ImageAccessor* dicomImage /* takes ownership */, + DicomFrameConverter* dicomFrameConverter /* takes ownership */, + PhotometricDisplayMode preferredPhotometricDisplayMode + ) + { + dicomImage_.reset(dicomImage); + dicomFrameConverter_.reset(dicomFrameConverter); + preferredPhotometricDisplayMode_ = preferredPhotometricDisplayMode; + Read(input); + } + + RadiographyDicomLayer* RadiographySceneBuilder::LoadDicom(const std::string& instanceId, unsigned int frame, RadiographyLayer::Geometry* geometry) + { + return dynamic_cast<RadiographyDicomLayer*>(&(scene_.LoadDicomImage(dicomImage_.release(), instanceId, frame, dicomFrameConverter_.release(), preferredPhotometricDisplayMode_, geometry))); + } + + + RadiographyDicomLayer* RadiographySceneReader::LoadDicom(const std::string& instanceId, unsigned int frame, RadiographyLayer::Geometry* geometry) + { + return dynamic_cast<RadiographyDicomLayer*>(&(scene_.LoadDicomFrame(orthancApiClient_, instanceId, frame, false, geometry))); + } + + void RadiographySceneBuilder::Read(const Json::Value& input) + { + unsigned int version = input["version"].asUInt(); + + if (version != 1) + throw Orthanc::OrthancException(Orthanc::ErrorCode_NotImplemented); + + RadiographyDicomLayer* dicomLayer = NULL; + for(size_t layerIndex = 0; layerIndex < input["layers"].size(); layerIndex++) + { + const Json::Value& jsonLayer = input["layers"][(int)layerIndex]; + RadiographyLayer::Geometry geometry; + + if (jsonLayer["type"].asString() == "dicom") + { + ReadLayerGeometry(geometry, jsonLayer); + dicomLayer = LoadDicom(jsonLayer["instanceId"].asString(), jsonLayer["frame"].asUInt(), &geometry); + } + else if (jsonLayer["type"].asString() == "mask") + { + if (dicomLayer == NULL) + { + throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); // we always assumed the dicom layer was read before the mask + } + ReadLayerGeometry(geometry, jsonLayer); + + float foreground = jsonLayer["foreground"].asFloat(); + std::vector<Orthanc::ImageProcessing::ImagePoint> corners; + for (size_t i = 0; i < jsonLayer["corners"].size(); i++) + { + Orthanc::ImageProcessing::ImagePoint corner(jsonLayer["corners"][(int)i]["x"].asInt(), + jsonLayer["corners"][(int)i]["y"].asInt()); + corners.push_back(corner); + } + + scene_.LoadMask(corners, *dicomLayer, foreground, &geometry); + } + else if (jsonLayer["type"].asString() == "text") + { + if (fontRegistry_ == NULL || fontRegistry_->GetSize() == 0) + { + throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); // you must provide a FontRegistry if you need to re-create text layers. + } + + ReadLayerGeometry(geometry, jsonLayer); + const Orthanc::Font* font = fontRegistry_->FindFont(jsonLayer["fontName"].asString()); + if (font == NULL) // if not found, take the first font in the registry + { + font = &(fontRegistry_->GetFont(0)); + } + scene_.LoadText(*font, jsonLayer["text"].asString(), &geometry); + } + else if (jsonLayer["type"].asString() == "alpha") + { + ReadLayerGeometry(geometry, jsonLayer); + + const std::string& pngContentBase64 = jsonLayer["content"].asString(); + std::string pngContent; + std::string mimeType; + Orthanc::Toolbox::DecodeDataUriScheme(mimeType, pngContent, pngContentBase64); + + std::auto_ptr<Orthanc::ImageAccessor> image; + if (mimeType == "image/png") + { + image.reset(new Orthanc::PngReader()); + dynamic_cast<Orthanc::PngReader*>(image.get())->ReadFromMemory(pngContent); + } + else + throw Orthanc::OrthancException(Orthanc::ErrorCode_NotImplemented); + + RadiographyAlphaLayer& layer = dynamic_cast<RadiographyAlphaLayer&>(scene_.LoadAlphaBitmap(image.release(), &geometry)); + + if (!jsonLayer["isUsingWindowing"].asBool()) + { + layer.SetForegroundValue((float)(jsonLayer["foreground"].asDouble())); + } + } + else + throw Orthanc::OrthancException(Orthanc::ErrorCode_NotImplemented); + } + } + + void RadiographySceneReader::Read(const Json::Value& input) { unsigned int version = input["version"].asUInt(); @@ -110,7 +216,7 @@ } } - void RadiographySceneReader::ReadLayerGeometry(RadiographyLayer::Geometry& geometry, const Json::Value& jsonLayer) + void RadiographySceneBuilder::ReadLayerGeometry(RadiographyLayer::Geometry& geometry, const Json::Value& jsonLayer) { {// crop unsigned int x, y, width, height;