Mercurial > hg > orthanc-stone
annotate Framework/Toolbox/OrthancSlicesLoader.cpp @ 421:f87f28624b96 cache-in-radiography
tentative to make SmartLoader and RadiographyScene work together (not really working)
| author | am@osimis.io |
|---|---|
| date | Tue, 20 Nov 2018 16:35:29 +0100 |
| parents | aee3d7941c9b |
| children |
| rev | line source |
|---|---|
| 73 | 1 /** |
| 2 * Stone of Orthanc | |
| 3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics | |
| 4 * Department, University Hospital of Liege, Belgium | |
|
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5 * Copyright (C) 2017-2018 Osimis S.A., Belgium |
| 73 | 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. | |
| 252 | 16 * |
| 73 | 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 "OrthancSlicesLoader.h" | |
| 23 | |
| 24 #include "MessagingToolbox.h" | |
| 25 | |
|
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26 #include <Core/Compression/GzipCompressor.h> |
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27 #include <Core/Endianness.h> |
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28 #include <Core/Images/Image.h> |
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29 #include <Core/Images/ImageProcessing.h> |
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30 #include <Core/Images/JpegReader.h> |
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31 #include <Core/Images/PngReader.h> |
| 257 | 32 #include <Core/Images/PamReader.h> |
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33 #include <Core/Logging.h> |
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34 #include <Core/OrthancException.h> |
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35 #include <Core/Toolbox.h> |
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36 #include <Plugins/Samples/Common/FullOrthancDataset.h> |
| 73 | 37 |
| 38 #include <boost/lexical_cast.hpp> | |
| 39 | |
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40 |
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41 |
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42 /** |
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43 * TODO This is a SLOW implementation of base64 decoding, because |
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44 * "Orthanc::Toolbox::DecodeBase64()" does not work properly with |
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45 * WASM. UNDERSTAND WHY. |
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46 * https://stackoverflow.com/a/34571089/881731 |
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47 **/ |
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48 static std::string base64_decode(const std::string &in) |
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49 { |
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50 std::string out; |
| 252 | 51 |
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52 std::vector<int> T(256,-1); |
| 252 | 53 for (int i=0; i<64; i++) T["ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"[i]] = i; |
| 54 | |
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55 int val=0, valb=-8; |
| 128 | 56 for (size_t i = 0; i < in.size(); i++) { |
| 57 unsigned char c = in[i]; | |
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58 if (T[c] == -1) break; |
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59 val = (val<<6) + T[c]; |
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60 valb += 6; |
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61 if (valb>=0) { |
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62 out.push_back(char((val>>valb)&0xFF)); |
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63 valb-=8; |
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64 } |
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65 } |
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66 return out; |
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67 } |
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68 |
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69 |
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70 |
| 73 | 71 namespace OrthancStone |
| 72 { | |
| 73 class OrthancSlicesLoader::Operation : public Orthanc::IDynamicObject | |
| 74 { | |
| 75 private: | |
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76 Mode mode_; |
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77 unsigned int frame_; |
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78 unsigned int sliceIndex_; |
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79 const Slice* slice_; |
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80 std::string instanceId_; |
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81 SliceImageQuality quality_; |
| 73 | 82 |
| 83 Operation(Mode mode) : | |
| 84 mode_(mode) | |
| 85 { | |
| 86 } | |
| 87 | |
| 88 public: | |
| 89 Mode GetMode() const | |
| 90 { | |
| 91 return mode_; | |
| 92 } | |
| 93 | |
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94 SliceImageQuality GetQuality() const |
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95 { |
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96 assert(mode_ == Mode_LoadImage || |
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97 mode_ == Mode_LoadRawImage); |
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98 return quality_; |
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99 } |
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100 |
| 73 | 101 unsigned int GetSliceIndex() const |
| 102 { | |
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103 assert(mode_ == Mode_LoadImage || |
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104 mode_ == Mode_LoadRawImage); |
| 73 | 105 return sliceIndex_; |
| 106 } | |
| 107 | |
| 108 const Slice& GetSlice() const | |
| 109 { | |
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110 assert(mode_ == Mode_LoadImage || |
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111 mode_ == Mode_LoadRawImage); |
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112 assert(slice_ != NULL); |
| 73 | 113 return *slice_; |
| 114 } | |
| 115 | |
| 116 unsigned int GetFrame() const | |
| 117 { | |
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118 assert(mode_ == Mode_FrameGeometry); |
| 73 | 119 return frame_; |
| 120 } | |
| 252 | 121 |
| 73 | 122 const std::string& GetInstanceId() const |
| 123 { | |
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124 assert(mode_ == Mode_FrameGeometry || |
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125 mode_ == Mode_InstanceGeometry); |
| 73 | 126 return instanceId_; |
| 127 } | |
| 128 | |
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129 static Operation* DownloadInstanceGeometry(const std::string& instanceId) |
| 73 | 130 { |
| 131 std::auto_ptr<Operation> operation(new Operation(Mode_InstanceGeometry)); | |
| 132 operation->instanceId_ = instanceId; | |
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133 return operation.release(); |
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134 } |
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135 |
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136 static Operation* DownloadFrameGeometry(const std::string& instanceId, |
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137 unsigned int frame) |
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138 { |
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139 std::auto_ptr<Operation> operation(new Operation(Mode_FrameGeometry)); |
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140 operation->instanceId_ = instanceId; |
| 73 | 141 operation->frame_ = frame; |
| 142 return operation.release(); | |
| 143 } | |
| 144 | |
| 145 static Operation* DownloadSliceImage(unsigned int sliceIndex, | |
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146 const Slice& slice, |
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147 SliceImageQuality quality) |
| 73 | 148 { |
| 149 std::auto_ptr<Operation> tmp(new Operation(Mode_LoadImage)); | |
| 150 tmp->sliceIndex_ = sliceIndex; | |
| 151 tmp->slice_ = &slice; | |
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152 tmp->quality_ = quality; |
| 73 | 153 return tmp.release(); |
| 154 } | |
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155 |
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156 static Operation* DownloadSliceRawImage(unsigned int sliceIndex, |
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157 const Slice& slice) |
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158 { |
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159 std::auto_ptr<Operation> tmp(new Operation(Mode_LoadRawImage)); |
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160 tmp->sliceIndex_ = sliceIndex; |
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161 tmp->slice_ = &slice; |
| 257 | 162 tmp->quality_ = SliceImageQuality_InternalRaw; |
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163 return tmp.release(); |
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164 } |
| 73 | 165 |
| 257 | 166 static Operation* DownloadDicomFile(const Slice& slice) |
| 73 | 167 { |
| 257 | 168 std::auto_ptr<Operation> tmp(new Operation(Mode_LoadDicomFile)); |
| 169 tmp->slice_ = &slice; | |
| 170 return tmp.release(); | |
| 73 | 171 } |
| 172 | |
| 173 }; | |
| 174 | |
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175 void OrthancSlicesLoader::NotifySliceImageSuccess(const Operation& operation, |
| 378 | 176 const Orthanc::ImageAccessor& image) |
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177 { |
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178 OrthancSlicesLoader::SliceImageReadyMessage msg |
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179 (*this, operation.GetSliceIndex(), operation.GetSlice(), image, operation.GetQuality()); |
| 378 | 180 EmitMessage(msg); |
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181 } |
| 252 | 182 |
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183 |
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184 void OrthancSlicesLoader::NotifySliceImageError(const Operation& operation) |
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185 { |
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186 OrthancSlicesLoader::SliceImageErrorMessage msg |
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187 (*this, operation.GetSliceIndex(), operation.GetSlice(), operation.GetQuality()); |
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188 EmitMessage(msg); |
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189 } |
| 252 | 190 |
| 191 | |
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192 void OrthancSlicesLoader::SortAndFinalizeSlices(const OrthancPlugins::FullOrthancDataset& dicomTags) |
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193 { |
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194 bool ok = false; |
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195 |
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196 if (slices_.GetSliceCount() > 0) |
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197 { |
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198 Vector normal; |
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199 if (slices_.SelectNormal(normal)) |
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200 { |
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201 slices_.FilterNormal(normal); |
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202 slices_.SetNormal(normal); |
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203 slices_.Sort(); |
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204 ok = true; |
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205 } |
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206 } |
| 252 | 207 |
|
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208 state_ = State_GeometryReady; |
| 252 | 209 |
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210 if (ok) |
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211 { |
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212 LOG(INFO) << "Loaded a series with " << slices_.GetSliceCount() << " slice(s)"; |
|
299
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213 EmitMessage(SliceGeometryReadyMessage(*this)); |
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214 EmitMessage(SliceTagsReadyMessage(*this, dicomTags)); |
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215 } |
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216 else |
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217 { |
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218 LOG(ERROR) << "This series is empty"; |
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219 EmitMessage(SliceGeometryErrorMessage(*this)); |
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220 } |
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221 } |
| 252 | 222 |
|
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223 void OrthancSlicesLoader::OnGeometryError(const IWebService::HttpRequestErrorMessage& message) |
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224 { |
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225 EmitMessage(SliceGeometryErrorMessage(*this)); |
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226 state_ = State_Error; |
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227 } |
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228 |
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229 void OrthancSlicesLoader::OnSliceImageError(const IWebService::HttpRequestErrorMessage& message) |
| 73 | 230 { |
| 377 | 231 NotifySliceImageError(dynamic_cast<const Operation&>(message.GetPayload())); |
|
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232 state_ = State_Error; |
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233 } |
| 73 | 234 |
|
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235 void OrthancSlicesLoader::ParseSeriesGeometry(const OrthancApiClient::JsonResponseReadyMessage& message) |
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236 { |
| 377 | 237 const Json::Value& series = message.GetJson(); |
| 73 | 238 Json::Value::Members instances = series.getMemberNames(); |
| 252 | 239 |
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240 if (instances.size() < 1) |
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241 { |
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242 throw Orthanc::OrthancException(Orthanc::ErrorCode_InexistentItem); |
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243 } |
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244 OrthancPlugins::FullOrthancDataset firstInstanceDataSet(series[instances[0]]); |
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245 |
| 73 | 246 slices_.Reserve(instances.size()); |
| 252 | 247 |
| 73 | 248 for (size_t i = 0; i < instances.size(); i++) |
| 249 { | |
| 250 OrthancPlugins::FullOrthancDataset dataset(series[instances[i]]); | |
| 252 | 251 |
|
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252 Orthanc::DicomMap dicom; |
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253 MessagingToolbox::ConvertDataset(dicom, dataset); |
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254 |
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255 unsigned int frames; |
|
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256 if (!dicom.ParseUnsignedInteger32(frames, Orthanc::DICOM_TAG_NUMBER_OF_FRAMES)) |
|
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257 { |
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258 frames = 1; |
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259 } |
| 252 | 260 |
|
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261 for (unsigned int frame = 0; frame < frames; frame++) |
| 73 | 262 { |
|
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263 std::auto_ptr<Slice> slice(new Slice); |
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264 if (slice->ParseOrthancFrame(dicom, instances[i], frame)) |
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265 { |
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266 slices_.AddSlice(slice.release()); |
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267 } |
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268 else |
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269 { |
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270 LOG(WARNING) << "Skipping invalid frame " << frame << " within instance " << instances[i]; |
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271 } |
| 73 | 272 } |
| 273 } | |
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274 |
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275 SortAndFinalizeSlices(firstInstanceDataSet); |
| 73 | 276 } |
| 252 | 277 |
|
300
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278 void OrthancSlicesLoader::ParseInstanceGeometry(const OrthancApiClient::JsonResponseReadyMessage& message) |
| 73 | 279 { |
| 377 | 280 const Json::Value& tags = message.GetJson(); |
| 281 const std::string& instanceId = dynamic_cast<const OrthancSlicesLoader::Operation&>(message.GetPayload()).GetInstanceId(); | |
| 73 | 282 |
| 283 OrthancPlugins::FullOrthancDataset dataset(tags); | |
| 252 | 284 |
|
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285 Orthanc::DicomMap dicom; |
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286 MessagingToolbox::ConvertDataset(dicom, dataset); |
| 252 | 287 |
|
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288 unsigned int frames; |
|
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289 if (!dicom.ParseUnsignedInteger32(frames, Orthanc::DICOM_TAG_NUMBER_OF_FRAMES)) |
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290 { |
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291 frames = 1; |
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292 } |
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293 |
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294 LOG(INFO) << "Instance " << instanceId << " contains " << frames << " frame(s)"; |
| 252 | 295 |
|
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296 for (unsigned int frame = 0; frame < frames; frame++) |
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297 { |
|
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298 std::auto_ptr<Slice> slice(new Slice); |
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299 if (slice->ParseOrthancFrame(dicom, instanceId, frame)) |
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300 { |
|
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301 slices_.AddSlice(slice.release()); |
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302 } |
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303 else |
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304 { |
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305 LOG(WARNING) << "Skipping invalid multi-frame instance " << instanceId; |
|
299
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306 EmitMessage(SliceGeometryErrorMessage(*this)); |
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307 return; |
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308 } |
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309 } |
| 252 | 310 |
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311 SortAndFinalizeSlices(dataset); |
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312 } |
| 252 | 313 |
| 314 | |
|
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315 void OrthancSlicesLoader::ParseFrameGeometry(const OrthancApiClient::JsonResponseReadyMessage& message) |
|
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316 { |
| 377 | 317 const Json::Value& tags = message.GetJson(); |
| 318 const std::string& instanceId = dynamic_cast<const OrthancSlicesLoader::Operation&>(message.GetPayload()).GetInstanceId(); | |
| 319 unsigned int frame = dynamic_cast<const OrthancSlicesLoader::Operation&>(message.GetPayload()).GetFrame(); | |
|
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320 |
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321 OrthancPlugins::FullOrthancDataset dataset(tags); |
| 252 | 322 |
| 73 | 323 state_ = State_GeometryReady; |
| 252 | 324 |
|
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325 Orthanc::DicomMap dicom; |
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326 MessagingToolbox::ConvertDataset(dicom, dataset); |
| 252 | 327 |
|
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328 std::auto_ptr<Slice> slice(new Slice); |
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329 if (slice->ParseOrthancFrame(dicom, instanceId, frame)) |
| 73 | 330 { |
|
266
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331 LOG(INFO) << "Loaded instance geometry " << instanceId; |
|
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332 slices_.AddSlice(slice.release()); |
|
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333 EmitMessage(SliceGeometryReadyMessage(*this)); |
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334 EmitMessage(SliceTagsReadyMessage(*this, dataset)); |
| 73 | 335 } |
| 336 else | |
| 337 { | |
| 338 LOG(WARNING) << "Skipping invalid instance " << instanceId; | |
|
299
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339 EmitMessage(SliceGeometryErrorMessage(*this)); |
| 73 | 340 } |
| 341 } | |
| 252 | 342 |
| 343 | |
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344 void OrthancSlicesLoader::ParseSliceImagePng(const OrthancApiClient::BinaryResponseReadyMessage& message) |
| 73 | 345 { |
| 377 | 346 const Operation& operation = dynamic_cast<const OrthancSlicesLoader::Operation&>(message.GetPayload()); |
| 378 | 347 std::auto_ptr<Orthanc::ImageAccessor> image; |
| 252 | 348 |
|
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349 try |
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350 { |
| 99 | 351 image.reset(new Orthanc::PngReader); |
| 377 | 352 dynamic_cast<Orthanc::PngReader&>(*image).ReadFromMemory(message.GetAnswer(), message.GetAnswerSize()); |
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353 } |
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354 catch (Orthanc::OrthancException&) |
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355 { |
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356 NotifySliceImageError(operation); |
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357 return; |
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358 } |
| 252 | 359 |
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360 if (image->GetWidth() != operation.GetSlice().GetWidth() || |
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361 image->GetHeight() != operation.GetSlice().GetHeight()) |
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362 { |
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363 NotifySliceImageError(operation); |
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364 return; |
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365 } |
| 73 | 366 |
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367 if (operation.GetSlice().GetConverter().GetExpectedPixelFormat() == |
| 73 | 368 Orthanc::PixelFormat_SignedGrayscale16) |
| 369 { | |
| 370 if (image->GetFormat() == Orthanc::PixelFormat_Grayscale16) | |
| 371 { | |
| 372 image->SetFormat(Orthanc::PixelFormat_SignedGrayscale16); | |
| 373 } | |
| 374 else | |
| 375 { | |
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376 NotifySliceImageError(operation); |
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377 return; |
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378 } |
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379 } |
| 252 | 380 |
| 378 | 381 NotifySliceImageSuccess(operation, *image); |
| 252 | 382 } |
| 383 | |
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384 void OrthancSlicesLoader::ParseSliceImagePam(const OrthancApiClient::BinaryResponseReadyMessage& message) |
| 73 | 385 { |
| 377 | 386 const Operation& operation = dynamic_cast<const OrthancSlicesLoader::Operation&>(message.GetPayload()); |
| 378 | 387 std::auto_ptr<Orthanc::ImageAccessor> image; |
| 73 | 388 |
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389 try |
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390 { |
| 257 | 391 image.reset(new Orthanc::PamReader); |
| 378 | 392 dynamic_cast<Orthanc::PamReader&>(*image).ReadFromMemory(message.GetAnswer(), message.GetAnswerSize()); |
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393 } |
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394 catch (Orthanc::OrthancException&) |
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395 { |
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396 NotifySliceImageError(operation); |
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397 return; |
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398 } |
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399 |
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400 if (image->GetWidth() != operation.GetSlice().GetWidth() || |
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401 image->GetHeight() != operation.GetSlice().GetHeight()) |
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402 { |
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403 NotifySliceImageError(operation); |
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404 return; |
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405 } |
| 257 | 406 |
|
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407 if (operation.GetSlice().GetConverter().GetExpectedPixelFormat() == |
| 73 | 408 Orthanc::PixelFormat_SignedGrayscale16) |
| 409 { | |
| 410 if (image->GetFormat() == Orthanc::PixelFormat_Grayscale16) | |
| 411 { | |
| 412 image->SetFormat(Orthanc::PixelFormat_SignedGrayscale16); | |
| 413 } | |
| 414 else | |
| 415 { | |
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416 NotifySliceImageError(operation); |
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417 return; |
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418 } |
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419 } |
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420 |
| 378 | 421 NotifySliceImageSuccess(operation, *image); |
| 257 | 422 } |
| 423 | |
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424 |
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425 void OrthancSlicesLoader::ParseSliceImageJpeg(const OrthancApiClient::JsonResponseReadyMessage& message) |
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426 { |
| 377 | 427 const Operation& operation = dynamic_cast<const OrthancSlicesLoader::Operation&>(message.GetPayload()); |
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428 |
| 377 | 429 const Json::Value& encoded = message.GetJson(); |
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430 if (encoded.type() != Json::objectValue || |
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431 !encoded.isMember("Orthanc") || |
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432 encoded["Orthanc"].type() != Json::objectValue) |
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433 { |
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434 NotifySliceImageError(operation); |
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435 return; |
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436 } |
| 252 | 437 |
| 377 | 438 const Json::Value& info = encoded["Orthanc"]; |
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439 if (!info.isMember("PixelData") || |
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440 !info.isMember("Stretched") || |
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441 !info.isMember("Compression") || |
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442 info["Compression"].type() != Json::stringValue || |
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443 info["PixelData"].type() != Json::stringValue || |
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444 info["Stretched"].type() != Json::booleanValue || |
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445 info["Compression"].asString() != "Jpeg") |
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446 { |
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447 NotifySliceImageError(operation); |
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448 return; |
| 94 | 449 } |
| 252 | 450 |
|
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451 bool isSigned = false; |
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452 bool isStretched = info["Stretched"].asBool(); |
| 252 | 453 |
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454 if (info.isMember("IsSigned")) |
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455 { |
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456 if (info["IsSigned"].type() != Json::booleanValue) |
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457 { |
| 94 | 458 NotifySliceImageError(operation); |
| 459 return; | |
| 252 | 460 } |
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461 else |
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462 { |
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463 isSigned = info["IsSigned"].asBool(); |
| 73 | 464 } |
| 465 } | |
| 252 | 466 |
| 378 | 467 std::auto_ptr<Orthanc::ImageAccessor> reader; |
| 252 | 468 |
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469 { |
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470 std::string jpeg; |
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471 //Orthanc::Toolbox::DecodeBase64(jpeg, info["PixelData"].asString()); |
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472 jpeg = base64_decode(info["PixelData"].asString()); |
| 252 | 473 |
|
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474 try |
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475 { |
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476 reader.reset(new Orthanc::JpegReader); |
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477 dynamic_cast<Orthanc::JpegReader&>(*reader).ReadFromMemory(jpeg); |
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478 } |
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479 catch (Orthanc::OrthancException&) |
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480 { |
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481 NotifySliceImageError(operation); |
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482 return; |
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483 } |
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484 } |
| 252 | 485 |
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486 Orthanc::PixelFormat expectedFormat = |
| 378 | 487 operation.GetSlice().GetConverter().GetExpectedPixelFormat(); |
| 252 | 488 |
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489 if (reader->GetFormat() == Orthanc::PixelFormat_RGB24) // This is a color image |
| 73 | 490 { |
|
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491 if (expectedFormat != Orthanc::PixelFormat_RGB24) |
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492 { |
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493 NotifySliceImageError(operation); |
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494 return; |
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495 } |
| 252 | 496 |
|
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497 if (isSigned || isStretched) |
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498 { |
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499 NotifySliceImageError(operation); |
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500 return; |
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501 } |
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502 else |
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503 { |
| 378 | 504 NotifySliceImageSuccess(operation, *reader); |
|
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505 return; |
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506 } |
|
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507 } |
| 252 | 508 |
|
93
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509 if (reader->GetFormat() != Orthanc::PixelFormat_Grayscale8) |
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510 { |
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511 NotifySliceImageError(operation); |
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512 return; |
| 73 | 513 } |
| 252 | 514 |
|
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515 if (!isStretched) |
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516 { |
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517 if (expectedFormat != reader->GetFormat()) |
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518 { |
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519 NotifySliceImageError(operation); |
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520 return; |
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521 } |
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522 else |
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523 { |
| 378 | 524 NotifySliceImageSuccess(operation, *reader); |
|
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525 return; |
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526 } |
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527 } |
| 252 | 528 |
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529 int32_t stretchLow = 0; |
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530 int32_t stretchHigh = 0; |
| 252 | 531 |
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532 if (!info.isMember("StretchLow") || |
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533 !info.isMember("StretchHigh") || |
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534 info["StretchLow"].type() != Json::intValue || |
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535 info["StretchHigh"].type() != Json::intValue) |
| 73 | 536 { |
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537 NotifySliceImageError(operation); |
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538 return; |
| 73 | 539 } |
| 252 | 540 |
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541 stretchLow = info["StretchLow"].asInt(); |
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542 stretchHigh = info["StretchHigh"].asInt(); |
| 252 | 543 |
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544 if (stretchLow < -32768 || |
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545 stretchHigh > 65535 || |
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546 (stretchLow < 0 && stretchHigh > 32767)) |
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547 { |
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548 // This range cannot be represented with a uint16_t or an int16_t |
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549 NotifySliceImageError(operation); |
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550 return; |
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551 } |
| 252 | 552 |
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553 // Decode a grayscale JPEG 8bpp image coming from the Web viewer |
| 378 | 554 std::auto_ptr<Orthanc::ImageAccessor> image |
| 555 (new Orthanc::Image(expectedFormat, reader->GetWidth(), reader->GetHeight(), false)); | |
| 252 | 556 |
| 203 | 557 Orthanc::ImageProcessing::Convert(*image, *reader); |
|
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558 reader.reset(); |
| 252 | 559 |
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560 float scaling = static_cast<float>(stretchHigh - stretchLow) / 255.0f; |
| 252 | 561 |
| 203 | 562 if (!LinearAlgebra::IsCloseToZero(scaling)) |
| 563 { | |
| 564 float offset = static_cast<float>(stretchLow) / scaling; | |
| 565 Orthanc::ImageProcessing::ShiftScale(*image, offset, scaling, true); | |
| 566 } | |
| 252 | 567 |
| 378 | 568 NotifySliceImageSuccess(operation, *image); |
| 73 | 569 } |
|
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570 |
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571 |
|
316
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572 class StringImage : public Orthanc::ImageAccessor |
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573 { |
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574 private: |
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575 std::string buffer_; |
| 73 | 576 |
|
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577 public: |
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578 StringImage(Orthanc::PixelFormat format, |
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579 unsigned int width, |
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580 unsigned int height, |
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581 std::string& buffer) |
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582 { |
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583 if (buffer.size() != Orthanc::GetBytesPerPixel(format) * width * height) |
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584 { |
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585 throw Orthanc::OrthancException(Orthanc::ErrorCode_IncompatibleImageFormat); |
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586 } |
| 252 | 587 |
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588 buffer_.swap(buffer); // The source buffer is now empty |
| 252 | 589 |
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590 void* data = (buffer_.empty() ? NULL : &buffer_[0]); |
| 252 | 591 |
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592 AssignWritable(format, width, height, |
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593 Orthanc::GetBytesPerPixel(format) * width, data); |
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594 } |
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595 }; |
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596 |
|
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597 void OrthancSlicesLoader::ParseSliceRawImage(const OrthancApiClient::BinaryResponseReadyMessage& message) |
|
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598 { |
| 377 | 599 const Operation& operation = dynamic_cast<const OrthancSlicesLoader::Operation&>(message.GetPayload()); |
|
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600 Orthanc::GzipCompressor compressor; |
| 252 | 601 |
|
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602 std::string raw; |
| 377 | 603 compressor.Uncompress(raw, message.GetAnswer(), message.GetAnswerSize()); |
|
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604 |
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605 const Orthanc::DicomImageInformation& info = operation.GetSlice().GetImageInformation(); |
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606 |
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607 if (info.GetBitsAllocated() == 32 && |
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608 info.GetBitsStored() == 32 && |
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609 info.GetHighBit() == 31 && |
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610 info.GetChannelCount() == 1 && |
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611 !info.IsSigned() && |
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612 info.GetPhotometricInterpretation() == Orthanc::PhotometricInterpretation_Monochrome2 && |
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613 raw.size() == info.GetWidth() * info.GetHeight() * 4) |
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614 { |
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615 // This is the case of RT-DOSE (uint32_t values) |
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616 |
| 378 | 617 std::auto_ptr<Orthanc::ImageAccessor> image |
| 618 (new StringImage(Orthanc::PixelFormat_Grayscale32, info.GetWidth(), | |
| 619 info.GetHeight(), raw)); | |
| 252 | 620 |
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621 // TODO - Only for big endian |
|
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622 for (unsigned int y = 0; y < image->GetHeight(); y++) |
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623 { |
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624 uint32_t *p = reinterpret_cast<uint32_t*>(image->GetRow(y)); |
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625 for (unsigned int x = 0; x < image->GetWidth(); x++, p++) |
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626 { |
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627 *p = le32toh(*p); |
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628 } |
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629 } |
| 252 | 630 |
| 378 | 631 NotifySliceImageSuccess(operation, *image); |
|
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632 } |
|
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633 else if (info.GetBitsAllocated() == 16 && |
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634 info.GetBitsStored() == 16 && |
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635 info.GetHighBit() == 15 && |
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636 info.GetChannelCount() == 1 && |
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637 !info.IsSigned() && |
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638 info.GetPhotometricInterpretation() == Orthanc::PhotometricInterpretation_Monochrome2 && |
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639 raw.size() == info.GetWidth() * info.GetHeight() * 2) |
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640 { |
| 378 | 641 std::auto_ptr<Orthanc::ImageAccessor> image |
| 642 (new StringImage(Orthanc::PixelFormat_Grayscale16, info.GetWidth(), | |
| 643 info.GetHeight(), raw)); | |
| 252 | 644 |
|
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645 // TODO - Big endian ? |
| 252 | 646 |
| 378 | 647 NotifySliceImageSuccess(operation, *image); |
|
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648 } |
|
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649 else |
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650 { |
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651 throw Orthanc::OrthancException(Orthanc::ErrorCode_NotImplemented); |
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652 } |
| 252 | 653 |
|
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654 } |
| 252 | 655 |
| 656 | |
|
251
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657 OrthancSlicesLoader::OrthancSlicesLoader(MessageBroker& broker, |
|
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658 OrthancApiClient& orthanc) : |
|
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659 IObservable(broker), |
|
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660 IObserver(broker), |
| 73 | 661 orthanc_(orthanc), |
| 662 state_(State_Initialization) | |
| 663 { | |
| 664 } | |
| 252 | 665 |
| 73 | 666 |
| 667 void OrthancSlicesLoader::ScheduleLoadSeries(const std::string& seriesId) | |
| 668 { | |
| 669 if (state_ != State_Initialization) | |
| 670 { | |
| 671 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); | |
| 672 } | |
| 673 else | |
| 674 { | |
| 675 state_ = State_LoadingGeometry; | |
|
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676 orthanc_.GetJsonAsync("/series/" + seriesId + "/instances-tags", |
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677 new Callable<OrthancSlicesLoader, OrthancApiClient::JsonResponseReadyMessage>(*this, &OrthancSlicesLoader::ParseSeriesGeometry), |
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678 new Callable<OrthancSlicesLoader, IWebService::HttpRequestErrorMessage>(*this, &OrthancSlicesLoader::OnGeometryError), |
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679 NULL); |
| 73 | 680 } |
| 681 } | |
| 252 | 682 |
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683 void OrthancSlicesLoader::ScheduleLoadInstance(const std::string& instanceId) |
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684 { |
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685 if (state_ != State_Initialization) |
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686 { |
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687 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); |
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688 } |
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689 else |
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690 { |
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691 state_ = State_LoadingGeometry; |
| 252 | 692 |
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693 // Tag "3004-000c" is "Grid Frame Offset Vector", which is |
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694 // mandatory to read RT DOSE, but is too long to be returned by default |
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695 orthanc_.GetJsonAsync("/instances/" + instanceId + "/tags?ignore-length=3004-000c", |
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696 new Callable<OrthancSlicesLoader, OrthancApiClient::JsonResponseReadyMessage>(*this, &OrthancSlicesLoader::ParseInstanceGeometry), |
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697 new Callable<OrthancSlicesLoader, IWebService::HttpRequestErrorMessage>(*this, &OrthancSlicesLoader::OnGeometryError), |
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698 Operation::DownloadInstanceGeometry(instanceId)); |
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699 } |
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700 } |
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701 |
| 252 | 702 |
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703 void OrthancSlicesLoader::ScheduleLoadFrame(const std::string& instanceId, |
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704 unsigned int frame) |
| 73 | 705 { |
| 706 if (state_ != State_Initialization) | |
| 707 { | |
| 708 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); | |
| 709 } | |
| 710 else | |
| 711 { | |
| 712 state_ = State_LoadingGeometry; | |
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713 |
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714 orthanc_.GetJsonAsync("/instances/" + instanceId + "/tags", |
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715 new Callable<OrthancSlicesLoader, OrthancApiClient::JsonResponseReadyMessage>(*this, &OrthancSlicesLoader::ParseFrameGeometry), |
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716 new Callable<OrthancSlicesLoader, IWebService::HttpRequestErrorMessage>(*this, &OrthancSlicesLoader::OnGeometryError), |
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717 Operation::DownloadFrameGeometry(instanceId, frame)); |
| 73 | 718 } |
| 719 } | |
| 720 | |
| 252 | 721 |
| 77 | 722 bool OrthancSlicesLoader::IsGeometryReady() const |
| 723 { | |
| 724 return state_ == State_GeometryReady; | |
| 725 } | |
| 252 | 726 |
| 727 | |
| 73 | 728 size_t OrthancSlicesLoader::GetSliceCount() const |
| 729 { | |
| 730 if (state_ != State_GeometryReady) | |
| 731 { | |
| 732 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); | |
| 733 } | |
| 252 | 734 |
| 73 | 735 return slices_.GetSliceCount(); |
| 736 } | |
| 252 | 737 |
| 73 | 738 |
| 739 const Slice& OrthancSlicesLoader::GetSlice(size_t index) const | |
| 740 { | |
| 741 if (state_ != State_GeometryReady) | |
| 742 { | |
| 743 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); | |
| 744 } | |
| 252 | 745 |
| 73 | 746 return slices_.GetSlice(index); |
| 747 } | |
| 748 | |
| 252 | 749 |
| 77 | 750 bool OrthancSlicesLoader::LookupSlice(size_t& index, |
|
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751 const CoordinateSystem3D& plane) const |
| 77 | 752 { |
| 753 if (state_ != State_GeometryReady) | |
| 754 { | |
| 755 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); | |
| 756 } | |
| 252 | 757 |
| 77 | 758 return slices_.LookupSlice(index, plane); |
| 759 } | |
| 760 | |
| 252 | 761 |
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762 void OrthancSlicesLoader::ScheduleSliceImagePng(const Slice& slice, |
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763 size_t index) |
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764 { |
| 252 | 765 std::string uri = ("/instances/" + slice.GetOrthancInstanceId() + "/frames/" + |
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766 boost::lexical_cast<std::string>(slice.GetFrame())); |
| 252 | 767 |
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768 switch (slice.GetConverter().GetExpectedPixelFormat()) |
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769 { |
| 378 | 770 case Orthanc::PixelFormat_RGB24: |
| 771 uri += "/preview"; | |
| 772 break; | |
| 252 | 773 |
| 378 | 774 case Orthanc::PixelFormat_Grayscale16: |
| 775 uri += "/image-uint16"; | |
| 776 break; | |
| 252 | 777 |
| 378 | 778 case Orthanc::PixelFormat_SignedGrayscale16: |
| 779 uri += "/image-int16"; | |
| 780 break; | |
| 252 | 781 |
| 378 | 782 default: |
| 783 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
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784 } |
| 252 | 785 |
|
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786 orthanc_.GetBinaryAsync(uri, "image/png", |
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787 new Callable<OrthancSlicesLoader, OrthancApiClient::BinaryResponseReadyMessage>(*this, &OrthancSlicesLoader::ParseSliceImagePng), |
|
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788 new Callable<OrthancSlicesLoader, IWebService::HttpRequestErrorMessage>(*this, &OrthancSlicesLoader::OnSliceImageError), |
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789 Operation::DownloadSliceImage(index, slice, SliceImageQuality_FullPng)); |
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790 } |
| 252 | 791 |
| 257 | 792 void OrthancSlicesLoader::ScheduleSliceImagePam(const Slice& slice, |
| 793 size_t index) | |
| 794 { | |
| 795 std::string uri = ("/instances/" + slice.GetOrthancInstanceId() + "/frames/" + | |
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796 boost::lexical_cast<std::string>(slice.GetFrame())); |
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797 |
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798 switch (slice.GetConverter().GetExpectedPixelFormat()) |
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799 { |
| 378 | 800 case Orthanc::PixelFormat_RGB24: |
| 801 uri += "/preview"; | |
| 802 break; | |
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803 |
| 378 | 804 case Orthanc::PixelFormat_Grayscale16: |
| 805 uri += "/image-uint16"; | |
| 806 break; | |
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807 |
| 378 | 808 case Orthanc::PixelFormat_SignedGrayscale16: |
| 809 uri += "/image-int16"; | |
| 810 break; | |
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811 |
| 378 | 812 default: |
| 813 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
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814 } |
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815 |
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816 orthanc_.GetBinaryAsync(uri, "image/x-portable-arbitrarymap", |
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817 new Callable<OrthancSlicesLoader, OrthancApiClient::BinaryResponseReadyMessage>(*this, &OrthancSlicesLoader::ParseSliceImagePam), |
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818 new Callable<OrthancSlicesLoader, IWebService::HttpRequestErrorMessage>(*this, &OrthancSlicesLoader::OnSliceImageError), |
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819 Operation::DownloadSliceImage(index, slice, SliceImageQuality_FullPam)); |
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820 } |
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821 |
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822 |
| 252 | 823 |
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824 void OrthancSlicesLoader::ScheduleSliceImageJpeg(const Slice& slice, |
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825 size_t index, |
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826 SliceImageQuality quality) |
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827 { |
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828 unsigned int value; |
| 252 | 829 |
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830 switch (quality) |
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831 { |
| 378 | 832 case SliceImageQuality_Jpeg50: |
| 833 value = 50; | |
| 834 break; | |
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835 |
| 378 | 836 case SliceImageQuality_Jpeg90: |
| 837 value = 90; | |
| 838 break; | |
| 252 | 839 |
| 378 | 840 case SliceImageQuality_Jpeg95: |
| 841 value = 95; | |
| 842 break; | |
| 252 | 843 |
| 378 | 844 default: |
| 845 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
|
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846 } |
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847 |
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848 // This requires the official Web viewer plugin to be installed! |
| 252 | 849 std::string uri = ("/web-viewer/instances/jpeg" + |
| 850 boost::lexical_cast<std::string>(value) + | |
| 851 "-" + slice.GetOrthancInstanceId() + "_" + | |
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852 boost::lexical_cast<std::string>(slice.GetFrame())); |
| 252 | 853 |
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854 orthanc_.GetJsonAsync(uri, |
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855 new Callable<OrthancSlicesLoader, OrthancApiClient::JsonResponseReadyMessage>(*this, &OrthancSlicesLoader::ParseSliceImageJpeg), |
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856 new Callable<OrthancSlicesLoader, IWebService::HttpRequestErrorMessage>(*this, &OrthancSlicesLoader::OnSliceImageError), |
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857 Operation::DownloadSliceImage(index, slice, quality)); |
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858 } |
| 252 | 859 |
| 860 | |
| 861 | |
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862 void OrthancSlicesLoader::ScheduleLoadSliceImage(size_t index, |
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863 SliceImageQuality quality) |
| 73 | 864 { |
| 865 if (state_ != State_GeometryReady) | |
| 866 { | |
| 867 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); | |
| 868 } | |
| 252 | 869 |
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870 const Slice& slice = GetSlice(index); |
| 252 | 871 |
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872 if (slice.HasOrthancDecoding()) |
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873 { |
| 257 | 874 switch (quality) |
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875 { |
| 378 | 876 case SliceImageQuality_FullPng: |
| 877 ScheduleSliceImagePng(slice, index); | |
| 878 break; | |
| 879 case SliceImageQuality_FullPam: | |
| 880 ScheduleSliceImagePam(slice, index); | |
| 881 break; | |
| 882 default: | |
| 883 ScheduleSliceImageJpeg(slice, index, quality); | |
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884 } |
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885 } |
| 73 | 886 else |
| 887 { | |
| 252 | 888 std::string uri = ("/instances/" + slice.GetOrthancInstanceId() + "/frames/" + |
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889 boost::lexical_cast<std::string>(slice.GetFrame()) + "/raw.gz"); |
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890 orthanc_.GetBinaryAsync(uri, IWebService::HttpHeaders(), |
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891 new Callable<OrthancSlicesLoader, OrthancApiClient::BinaryResponseReadyMessage>(*this, &OrthancSlicesLoader::ParseSliceRawImage), |
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892 new Callable<OrthancSlicesLoader, IWebService::HttpRequestErrorMessage>(*this, &OrthancSlicesLoader::OnSliceImageError), |
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893 Operation::DownloadSliceRawImage(index, slice)); |
| 73 | 894 } |
| 895 } | |
| 896 } |