Mercurial > hg > orthanc-stone
annotate Framework/Toolbox/OrthancSlicesLoader.cpp @ 418:c23df8b3433b
refactoring
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Thu, 15 Nov 2018 18:32:48 +0100 |
| parents | aee3d7941c9b |
| children | f87f28624b96 b70e9be013e4 |
| 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() |
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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)"; |
|
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213 EmitMessage(SliceGeometryReadyMessage(*this)); |
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214 } |
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215 else |
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216 { |
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217 LOG(ERROR) << "This series is empty"; |
|
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218 EmitMessage(SliceGeometryErrorMessage(*this)); |
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219 } |
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220 } |
| 252 | 221 |
|
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222 void OrthancSlicesLoader::OnGeometryError(const IWebService::HttpRequestErrorMessage& message) |
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300
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223 { |
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224 EmitMessage(SliceGeometryErrorMessage(*this)); |
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225 state_ = State_Error; |
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226 } |
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227 |
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228 void OrthancSlicesLoader::OnSliceImageError(const IWebService::HttpRequestErrorMessage& message) |
| 73 | 229 { |
| 377 | 230 NotifySliceImageError(dynamic_cast<const Operation&>(message.GetPayload())); |
|
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231 state_ = State_Error; |
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232 } |
| 73 | 233 |
|
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234 void OrthancSlicesLoader::ParseSeriesGeometry(const OrthancApiClient::JsonResponseReadyMessage& message) |
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235 { |
| 377 | 236 const Json::Value& series = message.GetJson(); |
| 73 | 237 Json::Value::Members instances = series.getMemberNames(); |
| 252 | 238 |
| 73 | 239 slices_.Reserve(instances.size()); |
| 252 | 240 |
| 73 | 241 for (size_t i = 0; i < instances.size(); i++) |
| 242 { | |
| 243 OrthancPlugins::FullOrthancDataset dataset(series[instances[i]]); | |
| 252 | 244 |
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245 Orthanc::DicomMap dicom; |
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246 MessagingToolbox::ConvertDataset(dicom, dataset); |
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247 |
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248 unsigned int frames; |
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249 if (!dicom.ParseUnsignedInteger32(frames, Orthanc::DICOM_TAG_NUMBER_OF_FRAMES)) |
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250 { |
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251 frames = 1; |
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252 } |
| 252 | 253 |
|
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254 for (unsigned int frame = 0; frame < frames; frame++) |
| 73 | 255 { |
|
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256 std::auto_ptr<Slice> slice(new Slice); |
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257 if (slice->ParseOrthancFrame(dicom, instances[i], frame)) |
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258 { |
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259 slices_.AddSlice(slice.release()); |
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260 } |
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261 else |
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262 { |
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263 LOG(WARNING) << "Skipping invalid frame " << frame << " within instance " << instances[i]; |
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264 } |
| 73 | 265 } |
| 266 } | |
| 252 | 267 |
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268 SortAndFinalizeSlices(); |
| 73 | 269 } |
| 252 | 270 |
|
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271 void OrthancSlicesLoader::ParseInstanceGeometry(const OrthancApiClient::JsonResponseReadyMessage& message) |
| 73 | 272 { |
| 377 | 273 const Json::Value& tags = message.GetJson(); |
| 274 const std::string& instanceId = dynamic_cast<const OrthancSlicesLoader::Operation&>(message.GetPayload()).GetInstanceId(); | |
| 73 | 275 |
| 276 OrthancPlugins::FullOrthancDataset dataset(tags); | |
| 252 | 277 |
|
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278 Orthanc::DicomMap dicom; |
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279 MessagingToolbox::ConvertDataset(dicom, dataset); |
| 252 | 280 |
|
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281 unsigned int frames; |
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282 if (!dicom.ParseUnsignedInteger32(frames, Orthanc::DICOM_TAG_NUMBER_OF_FRAMES)) |
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283 { |
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284 frames = 1; |
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285 } |
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286 |
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287 LOG(INFO) << "Instance " << instanceId << " contains " << frames << " frame(s)"; |
| 252 | 288 |
|
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289 for (unsigned int frame = 0; frame < frames; frame++) |
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290 { |
|
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291 std::auto_ptr<Slice> slice(new Slice); |
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292 if (slice->ParseOrthancFrame(dicom, instanceId, frame)) |
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293 { |
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294 slices_.AddSlice(slice.release()); |
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295 } |
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296 else |
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297 { |
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298 LOG(WARNING) << "Skipping invalid multi-frame instance " << instanceId; |
|
299
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299 EmitMessage(SliceGeometryErrorMessage(*this)); |
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300 return; |
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301 } |
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302 } |
| 252 | 303 |
|
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304 SortAndFinalizeSlices(); |
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305 } |
| 252 | 306 |
| 307 | |
|
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308 void OrthancSlicesLoader::ParseFrameGeometry(const OrthancApiClient::JsonResponseReadyMessage& message) |
|
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309 { |
| 377 | 310 const Json::Value& tags = message.GetJson(); |
| 311 const std::string& instanceId = dynamic_cast<const OrthancSlicesLoader::Operation&>(message.GetPayload()).GetInstanceId(); | |
| 312 unsigned int frame = dynamic_cast<const OrthancSlicesLoader::Operation&>(message.GetPayload()).GetFrame(); | |
|
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313 |
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314 OrthancPlugins::FullOrthancDataset dataset(tags); |
| 252 | 315 |
| 73 | 316 state_ = State_GeometryReady; |
| 252 | 317 |
|
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318 Orthanc::DicomMap dicom; |
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319 MessagingToolbox::ConvertDataset(dicom, dataset); |
| 252 | 320 |
|
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321 std::auto_ptr<Slice> slice(new Slice); |
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322 if (slice->ParseOrthancFrame(dicom, instanceId, frame)) |
| 73 | 323 { |
|
266
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324 LOG(INFO) << "Loaded instance geometry " << instanceId; |
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325 slices_.AddSlice(slice.release()); |
|
300
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326 EmitMessage(SliceGeometryReadyMessage(*this)); |
| 73 | 327 } |
| 328 else | |
| 329 { | |
| 330 LOG(WARNING) << "Skipping invalid instance " << instanceId; | |
|
299
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331 EmitMessage(SliceGeometryErrorMessage(*this)); |
| 73 | 332 } |
| 333 } | |
| 252 | 334 |
| 335 | |
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336 void OrthancSlicesLoader::ParseSliceImagePng(const OrthancApiClient::BinaryResponseReadyMessage& message) |
| 73 | 337 { |
| 377 | 338 const Operation& operation = dynamic_cast<const OrthancSlicesLoader::Operation&>(message.GetPayload()); |
| 378 | 339 std::auto_ptr<Orthanc::ImageAccessor> image; |
| 252 | 340 |
|
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341 try |
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342 { |
| 99 | 343 image.reset(new Orthanc::PngReader); |
| 377 | 344 dynamic_cast<Orthanc::PngReader&>(*image).ReadFromMemory(message.GetAnswer(), message.GetAnswerSize()); |
|
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345 } |
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346 catch (Orthanc::OrthancException&) |
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347 { |
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348 NotifySliceImageError(operation); |
|
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349 return; |
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350 } |
| 252 | 351 |
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352 if (image->GetWidth() != operation.GetSlice().GetWidth() || |
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353 image->GetHeight() != operation.GetSlice().GetHeight()) |
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354 { |
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355 NotifySliceImageError(operation); |
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356 return; |
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357 } |
| 73 | 358 |
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359 if (operation.GetSlice().GetConverter().GetExpectedPixelFormat() == |
| 73 | 360 Orthanc::PixelFormat_SignedGrayscale16) |
| 361 { | |
| 362 if (image->GetFormat() == Orthanc::PixelFormat_Grayscale16) | |
| 363 { | |
| 364 image->SetFormat(Orthanc::PixelFormat_SignedGrayscale16); | |
| 365 } | |
| 366 else | |
| 367 { | |
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368 NotifySliceImageError(operation); |
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369 return; |
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370 } |
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371 } |
| 252 | 372 |
| 378 | 373 NotifySliceImageSuccess(operation, *image); |
| 252 | 374 } |
| 375 | |
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376 void OrthancSlicesLoader::ParseSliceImagePam(const OrthancApiClient::BinaryResponseReadyMessage& message) |
| 73 | 377 { |
| 377 | 378 const Operation& operation = dynamic_cast<const OrthancSlicesLoader::Operation&>(message.GetPayload()); |
| 378 | 379 std::auto_ptr<Orthanc::ImageAccessor> image; |
| 73 | 380 |
|
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381 try |
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382 { |
| 257 | 383 image.reset(new Orthanc::PamReader); |
| 378 | 384 dynamic_cast<Orthanc::PamReader&>(*image).ReadFromMemory(message.GetAnswer(), message.GetAnswerSize()); |
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385 } |
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386 catch (Orthanc::OrthancException&) |
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387 { |
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388 NotifySliceImageError(operation); |
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389 return; |
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390 } |
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391 |
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392 if (image->GetWidth() != operation.GetSlice().GetWidth() || |
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393 image->GetHeight() != operation.GetSlice().GetHeight()) |
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394 { |
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395 NotifySliceImageError(operation); |
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396 return; |
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397 } |
| 257 | 398 |
|
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399 if (operation.GetSlice().GetConverter().GetExpectedPixelFormat() == |
| 73 | 400 Orthanc::PixelFormat_SignedGrayscale16) |
| 401 { | |
| 402 if (image->GetFormat() == Orthanc::PixelFormat_Grayscale16) | |
| 403 { | |
| 404 image->SetFormat(Orthanc::PixelFormat_SignedGrayscale16); | |
| 405 } | |
| 406 else | |
| 407 { | |
|
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408 NotifySliceImageError(operation); |
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409 return; |
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410 } |
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411 } |
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412 |
| 378 | 413 NotifySliceImageSuccess(operation, *image); |
| 257 | 414 } |
| 415 | |
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416 |
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417 void OrthancSlicesLoader::ParseSliceImageJpeg(const OrthancApiClient::JsonResponseReadyMessage& message) |
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418 { |
| 377 | 419 const Operation& operation = dynamic_cast<const OrthancSlicesLoader::Operation&>(message.GetPayload()); |
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420 |
| 377 | 421 const Json::Value& encoded = message.GetJson(); |
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422 if (encoded.type() != Json::objectValue || |
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423 !encoded.isMember("Orthanc") || |
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424 encoded["Orthanc"].type() != Json::objectValue) |
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425 { |
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426 NotifySliceImageError(operation); |
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427 return; |
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428 } |
| 252 | 429 |
| 377 | 430 const Json::Value& info = encoded["Orthanc"]; |
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431 if (!info.isMember("PixelData") || |
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432 !info.isMember("Stretched") || |
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433 !info.isMember("Compression") || |
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434 info["Compression"].type() != Json::stringValue || |
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435 info["PixelData"].type() != Json::stringValue || |
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436 info["Stretched"].type() != Json::booleanValue || |
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437 info["Compression"].asString() != "Jpeg") |
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438 { |
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439 NotifySliceImageError(operation); |
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440 return; |
| 94 | 441 } |
| 252 | 442 |
|
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443 bool isSigned = false; |
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444 bool isStretched = info["Stretched"].asBool(); |
| 252 | 445 |
|
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446 if (info.isMember("IsSigned")) |
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447 { |
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448 if (info["IsSigned"].type() != Json::booleanValue) |
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449 { |
| 94 | 450 NotifySliceImageError(operation); |
| 451 return; | |
| 252 | 452 } |
|
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453 else |
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454 { |
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455 isSigned = info["IsSigned"].asBool(); |
| 73 | 456 } |
| 457 } | |
| 252 | 458 |
| 378 | 459 std::auto_ptr<Orthanc::ImageAccessor> reader; |
| 252 | 460 |
|
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461 { |
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462 std::string jpeg; |
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463 //Orthanc::Toolbox::DecodeBase64(jpeg, info["PixelData"].asString()); |
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464 jpeg = base64_decode(info["PixelData"].asString()); |
| 252 | 465 |
|
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466 try |
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467 { |
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468 reader.reset(new Orthanc::JpegReader); |
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469 dynamic_cast<Orthanc::JpegReader&>(*reader).ReadFromMemory(jpeg); |
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470 } |
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471 catch (Orthanc::OrthancException&) |
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472 { |
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473 NotifySliceImageError(operation); |
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474 return; |
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475 } |
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476 } |
| 252 | 477 |
|
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478 Orthanc::PixelFormat expectedFormat = |
| 378 | 479 operation.GetSlice().GetConverter().GetExpectedPixelFormat(); |
| 252 | 480 |
|
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481 if (reader->GetFormat() == Orthanc::PixelFormat_RGB24) // This is a color image |
| 73 | 482 { |
|
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483 if (expectedFormat != Orthanc::PixelFormat_RGB24) |
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484 { |
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485 NotifySliceImageError(operation); |
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486 return; |
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487 } |
| 252 | 488 |
|
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489 if (isSigned || isStretched) |
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490 { |
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491 NotifySliceImageError(operation); |
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492 return; |
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493 } |
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494 else |
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495 { |
| 378 | 496 NotifySliceImageSuccess(operation, *reader); |
|
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497 return; |
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498 } |
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499 } |
| 252 | 500 |
|
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501 if (reader->GetFormat() != Orthanc::PixelFormat_Grayscale8) |
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502 { |
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503 NotifySliceImageError(operation); |
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504 return; |
| 73 | 505 } |
| 252 | 506 |
|
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507 if (!isStretched) |
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508 { |
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509 if (expectedFormat != reader->GetFormat()) |
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510 { |
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511 NotifySliceImageError(operation); |
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512 return; |
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513 } |
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514 else |
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515 { |
| 378 | 516 NotifySliceImageSuccess(operation, *reader); |
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517 return; |
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518 } |
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519 } |
| 252 | 520 |
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521 int32_t stretchLow = 0; |
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522 int32_t stretchHigh = 0; |
| 252 | 523 |
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524 if (!info.isMember("StretchLow") || |
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525 !info.isMember("StretchHigh") || |
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526 info["StretchLow"].type() != Json::intValue || |
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527 info["StretchHigh"].type() != Json::intValue) |
| 73 | 528 { |
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529 NotifySliceImageError(operation); |
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530 return; |
| 73 | 531 } |
| 252 | 532 |
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533 stretchLow = info["StretchLow"].asInt(); |
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534 stretchHigh = info["StretchHigh"].asInt(); |
| 252 | 535 |
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536 if (stretchLow < -32768 || |
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537 stretchHigh > 65535 || |
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538 (stretchLow < 0 && stretchHigh > 32767)) |
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539 { |
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540 // This range cannot be represented with a uint16_t or an int16_t |
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541 NotifySliceImageError(operation); |
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542 return; |
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543 } |
| 252 | 544 |
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545 // Decode a grayscale JPEG 8bpp image coming from the Web viewer |
| 378 | 546 std::auto_ptr<Orthanc::ImageAccessor> image |
| 547 (new Orthanc::Image(expectedFormat, reader->GetWidth(), reader->GetHeight(), false)); | |
| 252 | 548 |
| 203 | 549 Orthanc::ImageProcessing::Convert(*image, *reader); |
|
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550 reader.reset(); |
| 252 | 551 |
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552 float scaling = static_cast<float>(stretchHigh - stretchLow) / 255.0f; |
| 252 | 553 |
| 203 | 554 if (!LinearAlgebra::IsCloseToZero(scaling)) |
| 555 { | |
| 556 float offset = static_cast<float>(stretchLow) / scaling; | |
| 557 Orthanc::ImageProcessing::ShiftScale(*image, offset, scaling, true); | |
| 558 } | |
| 252 | 559 |
| 378 | 560 NotifySliceImageSuccess(operation, *image); |
| 73 | 561 } |
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562 |
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563 |
|
316
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564 class StringImage : public Orthanc::ImageAccessor |
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565 { |
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566 private: |
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567 std::string buffer_; |
| 73 | 568 |
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569 public: |
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570 StringImage(Orthanc::PixelFormat format, |
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571 unsigned int width, |
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572 unsigned int height, |
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573 std::string& buffer) |
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574 { |
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575 if (buffer.size() != Orthanc::GetBytesPerPixel(format) * width * height) |
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576 { |
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577 throw Orthanc::OrthancException(Orthanc::ErrorCode_IncompatibleImageFormat); |
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578 } |
| 252 | 579 |
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580 buffer_.swap(buffer); // The source buffer is now empty |
| 252 | 581 |
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582 void* data = (buffer_.empty() ? NULL : &buffer_[0]); |
| 252 | 583 |
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584 AssignWritable(format, width, height, |
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585 Orthanc::GetBytesPerPixel(format) * width, data); |
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586 } |
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587 }; |
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588 |
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589 void OrthancSlicesLoader::ParseSliceRawImage(const OrthancApiClient::BinaryResponseReadyMessage& message) |
|
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590 { |
| 377 | 591 const Operation& operation = dynamic_cast<const OrthancSlicesLoader::Operation&>(message.GetPayload()); |
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592 Orthanc::GzipCompressor compressor; |
| 252 | 593 |
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594 std::string raw; |
| 377 | 595 compressor.Uncompress(raw, message.GetAnswer(), message.GetAnswerSize()); |
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596 |
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597 const Orthanc::DicomImageInformation& info = operation.GetSlice().GetImageInformation(); |
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598 |
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599 if (info.GetBitsAllocated() == 32 && |
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600 info.GetBitsStored() == 32 && |
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601 info.GetHighBit() == 31 && |
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602 info.GetChannelCount() == 1 && |
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603 !info.IsSigned() && |
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604 info.GetPhotometricInterpretation() == Orthanc::PhotometricInterpretation_Monochrome2 && |
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605 raw.size() == info.GetWidth() * info.GetHeight() * 4) |
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606 { |
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607 // This is the case of RT-DOSE (uint32_t values) |
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608 |
| 378 | 609 std::auto_ptr<Orthanc::ImageAccessor> image |
| 610 (new StringImage(Orthanc::PixelFormat_Grayscale32, info.GetWidth(), | |
| 611 info.GetHeight(), raw)); | |
| 252 | 612 |
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613 // TODO - Only for big endian |
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614 for (unsigned int y = 0; y < image->GetHeight(); y++) |
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615 { |
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616 uint32_t *p = reinterpret_cast<uint32_t*>(image->GetRow(y)); |
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617 for (unsigned int x = 0; x < image->GetWidth(); x++, p++) |
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618 { |
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619 *p = le32toh(*p); |
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620 } |
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621 } |
| 252 | 622 |
| 378 | 623 NotifySliceImageSuccess(operation, *image); |
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624 } |
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625 else if (info.GetBitsAllocated() == 16 && |
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626 info.GetBitsStored() == 16 && |
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627 info.GetHighBit() == 15 && |
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628 info.GetChannelCount() == 1 && |
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629 !info.IsSigned() && |
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630 info.GetPhotometricInterpretation() == Orthanc::PhotometricInterpretation_Monochrome2 && |
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631 raw.size() == info.GetWidth() * info.GetHeight() * 2) |
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632 { |
| 378 | 633 std::auto_ptr<Orthanc::ImageAccessor> image |
| 634 (new StringImage(Orthanc::PixelFormat_Grayscale16, info.GetWidth(), | |
| 635 info.GetHeight(), raw)); | |
| 252 | 636 |
|
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637 // TODO - Big endian ? |
| 252 | 638 |
| 378 | 639 NotifySliceImageSuccess(operation, *image); |
|
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640 } |
|
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641 else |
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642 { |
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643 throw Orthanc::OrthancException(Orthanc::ErrorCode_NotImplemented); |
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644 } |
| 252 | 645 |
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646 } |
| 252 | 647 |
| 648 | |
|
251
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649 OrthancSlicesLoader::OrthancSlicesLoader(MessageBroker& broker, |
|
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650 OrthancApiClient& orthanc) : |
|
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651 IObservable(broker), |
|
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652 IObserver(broker), |
| 73 | 653 orthanc_(orthanc), |
| 654 state_(State_Initialization) | |
| 655 { | |
| 656 } | |
| 252 | 657 |
| 73 | 658 |
| 659 void OrthancSlicesLoader::ScheduleLoadSeries(const std::string& seriesId) | |
| 660 { | |
| 661 if (state_ != State_Initialization) | |
| 662 { | |
| 663 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); | |
| 664 } | |
| 665 else | |
| 666 { | |
| 667 state_ = State_LoadingGeometry; | |
|
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668 orthanc_.GetJsonAsync("/series/" + seriesId + "/instances-tags", |
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669 new Callable<OrthancSlicesLoader, OrthancApiClient::JsonResponseReadyMessage>(*this, &OrthancSlicesLoader::ParseSeriesGeometry), |
|
382
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670 new Callable<OrthancSlicesLoader, IWebService::HttpRequestErrorMessage>(*this, &OrthancSlicesLoader::OnGeometryError), |
|
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671 NULL); |
| 73 | 672 } |
| 673 } | |
| 252 | 674 |
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675 void OrthancSlicesLoader::ScheduleLoadInstance(const std::string& instanceId) |
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676 { |
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677 if (state_ != State_Initialization) |
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678 { |
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679 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); |
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680 } |
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681 else |
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682 { |
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683 state_ = State_LoadingGeometry; |
| 252 | 684 |
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685 // Tag "3004-000c" is "Grid Frame Offset Vector", which is |
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686 // mandatory to read RT DOSE, but is too long to be returned by default |
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687 orthanc_.GetJsonAsync("/instances/" + instanceId + "/tags?ignore-length=3004-000c", |
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688 new Callable<OrthancSlicesLoader, OrthancApiClient::JsonResponseReadyMessage>(*this, &OrthancSlicesLoader::ParseInstanceGeometry), |
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689 new Callable<OrthancSlicesLoader, IWebService::HttpRequestErrorMessage>(*this, &OrthancSlicesLoader::OnGeometryError), |
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690 Operation::DownloadInstanceGeometry(instanceId)); |
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691 } |
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692 } |
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693 |
| 252 | 694 |
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695 void OrthancSlicesLoader::ScheduleLoadFrame(const std::string& instanceId, |
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696 unsigned int frame) |
| 73 | 697 { |
| 698 if (state_ != State_Initialization) | |
| 699 { | |
| 700 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); | |
| 701 } | |
| 702 else | |
| 703 { | |
| 704 state_ = State_LoadingGeometry; | |
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705 |
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706 orthanc_.GetJsonAsync("/instances/" + instanceId + "/tags", |
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707 new Callable<OrthancSlicesLoader, OrthancApiClient::JsonResponseReadyMessage>(*this, &OrthancSlicesLoader::ParseFrameGeometry), |
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708 new Callable<OrthancSlicesLoader, IWebService::HttpRequestErrorMessage>(*this, &OrthancSlicesLoader::OnGeometryError), |
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709 Operation::DownloadFrameGeometry(instanceId, frame)); |
| 73 | 710 } |
| 711 } | |
| 712 | |
| 252 | 713 |
| 77 | 714 bool OrthancSlicesLoader::IsGeometryReady() const |
| 715 { | |
| 716 return state_ == State_GeometryReady; | |
| 717 } | |
| 252 | 718 |
| 719 | |
| 73 | 720 size_t OrthancSlicesLoader::GetSliceCount() const |
| 721 { | |
| 722 if (state_ != State_GeometryReady) | |
| 723 { | |
| 724 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); | |
| 725 } | |
| 252 | 726 |
| 73 | 727 return slices_.GetSliceCount(); |
| 728 } | |
| 252 | 729 |
| 73 | 730 |
| 731 const Slice& OrthancSlicesLoader::GetSlice(size_t index) const | |
| 732 { | |
| 733 if (state_ != State_GeometryReady) | |
| 734 { | |
| 735 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); | |
| 736 } | |
| 252 | 737 |
| 73 | 738 return slices_.GetSlice(index); |
| 739 } | |
| 740 | |
| 252 | 741 |
| 77 | 742 bool OrthancSlicesLoader::LookupSlice(size_t& index, |
|
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743 const CoordinateSystem3D& plane) const |
| 77 | 744 { |
| 745 if (state_ != State_GeometryReady) | |
| 746 { | |
| 747 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); | |
| 748 } | |
| 252 | 749 |
| 77 | 750 return slices_.LookupSlice(index, plane); |
| 751 } | |
| 752 | |
| 252 | 753 |
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754 void OrthancSlicesLoader::ScheduleSliceImagePng(const Slice& slice, |
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755 size_t index) |
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756 { |
| 252 | 757 std::string uri = ("/instances/" + slice.GetOrthancInstanceId() + "/frames/" + |
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758 boost::lexical_cast<std::string>(slice.GetFrame())); |
| 252 | 759 |
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760 switch (slice.GetConverter().GetExpectedPixelFormat()) |
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761 { |
| 378 | 762 case Orthanc::PixelFormat_RGB24: |
| 763 uri += "/preview"; | |
| 764 break; | |
| 252 | 765 |
| 378 | 766 case Orthanc::PixelFormat_Grayscale16: |
| 767 uri += "/image-uint16"; | |
| 768 break; | |
| 252 | 769 |
| 378 | 770 case Orthanc::PixelFormat_SignedGrayscale16: |
| 771 uri += "/image-int16"; | |
| 772 break; | |
| 252 | 773 |
| 378 | 774 default: |
| 775 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
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776 } |
| 252 | 777 |
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778 orthanc_.GetBinaryAsync(uri, "image/png", |
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779 new Callable<OrthancSlicesLoader, OrthancApiClient::BinaryResponseReadyMessage>(*this, &OrthancSlicesLoader::ParseSliceImagePng), |
|
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780 new Callable<OrthancSlicesLoader, IWebService::HttpRequestErrorMessage>(*this, &OrthancSlicesLoader::OnSliceImageError), |
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781 Operation::DownloadSliceImage(index, slice, SliceImageQuality_FullPng)); |
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782 } |
| 252 | 783 |
| 257 | 784 void OrthancSlicesLoader::ScheduleSliceImagePam(const Slice& slice, |
| 785 size_t index) | |
| 786 { | |
| 787 std::string uri = ("/instances/" + slice.GetOrthancInstanceId() + "/frames/" + | |
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788 boost::lexical_cast<std::string>(slice.GetFrame())); |
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789 |
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790 switch (slice.GetConverter().GetExpectedPixelFormat()) |
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791 { |
| 378 | 792 case Orthanc::PixelFormat_RGB24: |
| 793 uri += "/preview"; | |
| 794 break; | |
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795 |
| 378 | 796 case Orthanc::PixelFormat_Grayscale16: |
| 797 uri += "/image-uint16"; | |
| 798 break; | |
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799 |
| 378 | 800 case Orthanc::PixelFormat_SignedGrayscale16: |
| 801 uri += "/image-int16"; | |
| 802 break; | |
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803 |
| 378 | 804 default: |
| 805 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
|
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806 } |
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807 |
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808 orthanc_.GetBinaryAsync(uri, "image/x-portable-arbitrarymap", |
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809 new Callable<OrthancSlicesLoader, OrthancApiClient::BinaryResponseReadyMessage>(*this, &OrthancSlicesLoader::ParseSliceImagePam), |
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810 new Callable<OrthancSlicesLoader, IWebService::HttpRequestErrorMessage>(*this, &OrthancSlicesLoader::OnSliceImageError), |
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811 Operation::DownloadSliceImage(index, slice, SliceImageQuality_FullPam)); |
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812 } |
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813 |
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814 |
| 252 | 815 |
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816 void OrthancSlicesLoader::ScheduleSliceImageJpeg(const Slice& slice, |
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817 size_t index, |
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818 SliceImageQuality quality) |
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819 { |
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820 unsigned int value; |
| 252 | 821 |
|
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822 switch (quality) |
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823 { |
| 378 | 824 case SliceImageQuality_Jpeg50: |
| 825 value = 50; | |
| 826 break; | |
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827 |
| 378 | 828 case SliceImageQuality_Jpeg90: |
| 829 value = 90; | |
| 830 break; | |
| 252 | 831 |
| 378 | 832 case SliceImageQuality_Jpeg95: |
| 833 value = 95; | |
| 834 break; | |
| 252 | 835 |
| 378 | 836 default: |
| 837 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
|
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838 } |
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839 |
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840 // This requires the official Web viewer plugin to be installed! |
| 252 | 841 std::string uri = ("/web-viewer/instances/jpeg" + |
| 842 boost::lexical_cast<std::string>(value) + | |
| 843 "-" + slice.GetOrthancInstanceId() + "_" + | |
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844 boost::lexical_cast<std::string>(slice.GetFrame())); |
| 252 | 845 |
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846 orthanc_.GetJsonAsync(uri, |
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847 new Callable<OrthancSlicesLoader, OrthancApiClient::JsonResponseReadyMessage>(*this, &OrthancSlicesLoader::ParseSliceImageJpeg), |
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848 new Callable<OrthancSlicesLoader, IWebService::HttpRequestErrorMessage>(*this, &OrthancSlicesLoader::OnSliceImageError), |
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849 Operation::DownloadSliceImage(index, slice, quality)); |
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850 } |
| 252 | 851 |
| 852 | |
| 853 | |
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854 void OrthancSlicesLoader::ScheduleLoadSliceImage(size_t index, |
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855 SliceImageQuality quality) |
| 73 | 856 { |
| 857 if (state_ != State_GeometryReady) | |
| 858 { | |
| 859 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); | |
| 860 } | |
| 252 | 861 |
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862 const Slice& slice = GetSlice(index); |
| 252 | 863 |
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864 if (slice.HasOrthancDecoding()) |
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865 { |
| 257 | 866 switch (quality) |
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867 { |
| 378 | 868 case SliceImageQuality_FullPng: |
| 869 ScheduleSliceImagePng(slice, index); | |
| 870 break; | |
| 871 case SliceImageQuality_FullPam: | |
| 872 ScheduleSliceImagePam(slice, index); | |
| 873 break; | |
| 874 default: | |
| 875 ScheduleSliceImageJpeg(slice, index, quality); | |
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876 } |
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877 } |
| 73 | 878 else |
| 879 { | |
| 252 | 880 std::string uri = ("/instances/" + slice.GetOrthancInstanceId() + "/frames/" + |
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881 boost::lexical_cast<std::string>(slice.GetFrame()) + "/raw.gz"); |
|
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882 orthanc_.GetBinaryAsync(uri, IWebService::HttpHeaders(), |
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883 new Callable<OrthancSlicesLoader, OrthancApiClient::BinaryResponseReadyMessage>(*this, &OrthancSlicesLoader::ParseSliceRawImage), |
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884 new Callable<OrthancSlicesLoader, IWebService::HttpRequestErrorMessage>(*this, &OrthancSlicesLoader::OnSliceImageError), |
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|
885 Operation::DownloadSliceRawImage(index, slice)); |
| 73 | 886 } |
| 887 } | |
| 888 } |