Mercurial > hg > orthanc-stone
annotate Framework/Deprecated/Toolbox/OrthancSlicesLoader.cpp @ 872:733c6db3e5a3 am-dev
limiting the size of the cache
| author | Alain Mazy <alain@mazy.be> |
|---|---|
| date | Mon, 01 Jul 2019 13:36:51 +0200 |
| parents | 4fe4b221a31f |
| children | b537002f83a9 2d8ab34c8c91 |
| 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 | |
| 439 | 5 * Copyright (C) 2017-2019 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 | |
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24 #include "../Toolbox/MessagingToolbox.h" |
| 73 | 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 |
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71 namespace Deprecated |
| 73 | 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 | |
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108 const Slice& GetSlice() const |
| 73 | 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; |
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162 tmp->quality_ = SliceImageQuality_InternalRaw; |
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163 return tmp.release(); |
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164 } |
| 73 | 165 |
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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()); |
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180 BroadcastMessage(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 BroadcastMessage(msg); |
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189 } |
| 252 | 190 |
| 191 | |
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192 void OrthancSlicesLoader::SortAndFinalizeSlices() |
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193 { |
| 648 | 194 bool ok = slices_.Sort(); |
| 252 | 195 |
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196 state_ = State_GeometryReady; |
| 252 | 197 |
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198 if (ok) |
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199 { |
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200 LOG(INFO) << "Loaded a series with " << slices_.GetSlicesCount() << " slice(s)"; |
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201 BroadcastMessage(SliceGeometryReadyMessage(*this)); |
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202 } |
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203 else |
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204 { |
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205 LOG(ERROR) << "This series is empty"; |
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206 BroadcastMessage(SliceGeometryErrorMessage(*this)); |
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207 } |
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208 } |
| 252 | 209 |
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210 void OrthancSlicesLoader::OnGeometryError(const IWebService::HttpRequestErrorMessage& message) |
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211 { |
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212 BroadcastMessage(SliceGeometryErrorMessage(*this)); |
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213 state_ = State_Error; |
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214 } |
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215 |
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216 void OrthancSlicesLoader::OnSliceImageError(const IWebService::HttpRequestErrorMessage& message) |
| 73 | 217 { |
| 377 | 218 NotifySliceImageError(dynamic_cast<const Operation&>(message.GetPayload())); |
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219 state_ = State_Error; |
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220 } |
| 73 | 221 |
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222 void OrthancSlicesLoader::ParseSeriesGeometry(const OrthancApiClient::JsonResponseReadyMessage& message) |
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223 { |
| 377 | 224 const Json::Value& series = message.GetJson(); |
| 73 | 225 Json::Value::Members instances = series.getMemberNames(); |
| 252 | 226 |
| 73 | 227 slices_.Reserve(instances.size()); |
| 252 | 228 |
| 73 | 229 for (size_t i = 0; i < instances.size(); i++) |
| 230 { | |
| 231 OrthancPlugins::FullOrthancDataset dataset(series[instances[i]]); | |
| 252 | 232 |
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233 Orthanc::DicomMap dicom; |
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234 MessagingToolbox::ConvertDataset(dicom, dataset); |
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235 |
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236 unsigned int frames; |
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237 if (!dicom.ParseUnsignedInteger32(frames, Orthanc::DICOM_TAG_NUMBER_OF_FRAMES)) |
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238 { |
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239 frames = 1; |
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240 } |
| 252 | 241 |
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242 for (unsigned int frame = 0; frame < frames; frame++) |
| 73 | 243 { |
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244 std::auto_ptr<Slice> slice(new Slice); |
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245 if (slice->ParseOrthancFrame(dicom, instances[i], frame)) |
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246 { |
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247 OrthancStone::CoordinateSystem3D geometry = slice->GetGeometry(); |
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248 slices_.AddSlice(geometry, slice.release()); |
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249 } |
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250 else |
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251 { |
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252 LOG(WARNING) << "Skipping invalid frame " << frame << " within instance " << instances[i]; |
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253 } |
| 73 | 254 } |
| 255 } | |
| 252 | 256 |
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257 SortAndFinalizeSlices(); |
| 73 | 258 } |
| 252 | 259 |
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260 void OrthancSlicesLoader::ParseInstanceGeometry(const OrthancApiClient::JsonResponseReadyMessage& message) |
| 73 | 261 { |
| 377 | 262 const Json::Value& tags = message.GetJson(); |
| 263 const std::string& instanceId = dynamic_cast<const OrthancSlicesLoader::Operation&>(message.GetPayload()).GetInstanceId(); | |
| 73 | 264 |
| 265 OrthancPlugins::FullOrthancDataset dataset(tags); | |
| 252 | 266 |
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267 Orthanc::DicomMap dicom; |
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268 MessagingToolbox::ConvertDataset(dicom, dataset); |
| 252 | 269 |
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270 unsigned int frames; |
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271 if (!dicom.ParseUnsignedInteger32(frames, Orthanc::DICOM_TAG_NUMBER_OF_FRAMES)) |
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272 { |
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273 frames = 1; |
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274 } |
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275 |
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276 LOG(INFO) << "Instance " << instanceId << " contains " << frames << " frame(s)"; |
| 252 | 277 |
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278 for (unsigned int frame = 0; frame < frames; frame++) |
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279 { |
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280 std::auto_ptr<Slice> slice(new Slice); |
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281 if (slice->ParseOrthancFrame(dicom, instanceId, frame)) |
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282 { |
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283 OrthancStone::CoordinateSystem3D geometry = slice->GetGeometry(); |
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284 slices_.AddSlice(geometry, slice.release()); |
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285 } |
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286 else |
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287 { |
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288 LOG(WARNING) << "Skipping invalid multi-frame instance " << instanceId; |
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289 BroadcastMessage(SliceGeometryErrorMessage(*this)); |
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290 return; |
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291 } |
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292 } |
| 252 | 293 |
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294 SortAndFinalizeSlices(); |
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295 } |
| 252 | 296 |
| 297 | |
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298 void OrthancSlicesLoader::ParseFrameGeometry(const OrthancApiClient::JsonResponseReadyMessage& message) |
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299 { |
| 377 | 300 const Json::Value& tags = message.GetJson(); |
| 301 const std::string& instanceId = dynamic_cast<const OrthancSlicesLoader::Operation&>(message.GetPayload()).GetInstanceId(); | |
| 302 unsigned int frame = dynamic_cast<const OrthancSlicesLoader::Operation&>(message.GetPayload()).GetFrame(); | |
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303 |
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304 OrthancPlugins::FullOrthancDataset dataset(tags); |
| 252 | 305 |
| 73 | 306 state_ = State_GeometryReady; |
| 252 | 307 |
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308 Orthanc::DicomMap dicom; |
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309 MessagingToolbox::ConvertDataset(dicom, dataset); |
| 252 | 310 |
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311 std::auto_ptr<Slice> slice(new Slice); |
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312 if (slice->ParseOrthancFrame(dicom, instanceId, frame)) |
| 73 | 313 { |
|
266
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314 LOG(INFO) << "Loaded instance geometry " << instanceId; |
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315 |
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316 OrthancStone::CoordinateSystem3D geometry = slice->GetGeometry(); |
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317 slices_.AddSlice(geometry, slice.release()); |
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318 |
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319 BroadcastMessage(SliceGeometryReadyMessage(*this)); |
| 73 | 320 } |
| 321 else | |
| 322 { | |
| 323 LOG(WARNING) << "Skipping invalid instance " << instanceId; | |
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324 BroadcastMessage(SliceGeometryErrorMessage(*this)); |
| 73 | 325 } |
| 326 } | |
| 252 | 327 |
| 328 | |
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329 void OrthancSlicesLoader::ParseSliceImagePng(const OrthancApiClient::BinaryResponseReadyMessage& message) |
| 73 | 330 { |
| 377 | 331 const Operation& operation = dynamic_cast<const OrthancSlicesLoader::Operation&>(message.GetPayload()); |
| 378 | 332 std::auto_ptr<Orthanc::ImageAccessor> image; |
| 252 | 333 |
|
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334 try |
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335 { |
| 99 | 336 image.reset(new Orthanc::PngReader); |
| 377 | 337 dynamic_cast<Orthanc::PngReader&>(*image).ReadFromMemory(message.GetAnswer(), message.GetAnswerSize()); |
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338 } |
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339 catch (Orthanc::OrthancException&) |
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340 { |
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341 NotifySliceImageError(operation); |
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342 return; |
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343 } |
| 252 | 344 |
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345 if (image->GetWidth() != operation.GetSlice().GetWidth() || |
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346 image->GetHeight() != operation.GetSlice().GetHeight()) |
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347 { |
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348 NotifySliceImageError(operation); |
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349 return; |
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350 } |
| 73 | 351 |
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352 if (operation.GetSlice().GetConverter().GetExpectedPixelFormat() == |
| 73 | 353 Orthanc::PixelFormat_SignedGrayscale16) |
| 354 { | |
| 355 if (image->GetFormat() == Orthanc::PixelFormat_Grayscale16) | |
| 356 { | |
| 357 image->SetFormat(Orthanc::PixelFormat_SignedGrayscale16); | |
| 358 } | |
| 359 else | |
| 360 { | |
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361 NotifySliceImageError(operation); |
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362 return; |
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363 } |
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364 } |
| 252 | 365 |
| 378 | 366 NotifySliceImageSuccess(operation, *image); |
| 252 | 367 } |
| 368 | |
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369 void OrthancSlicesLoader::ParseSliceImagePam(const OrthancApiClient::BinaryResponseReadyMessage& message) |
| 73 | 370 { |
| 377 | 371 const Operation& operation = dynamic_cast<const OrthancSlicesLoader::Operation&>(message.GetPayload()); |
| 378 | 372 std::auto_ptr<Orthanc::ImageAccessor> image; |
| 73 | 373 |
|
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374 try |
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375 { |
| 257 | 376 image.reset(new Orthanc::PamReader); |
| 378 | 377 dynamic_cast<Orthanc::PamReader&>(*image).ReadFromMemory(message.GetAnswer(), message.GetAnswerSize()); |
|
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378 } |
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379 catch (Orthanc::OrthancException&) |
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380 { |
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381 NotifySliceImageError(operation); |
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382 return; |
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383 } |
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384 |
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385 if (image->GetWidth() != operation.GetSlice().GetWidth() || |
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386 image->GetHeight() != operation.GetSlice().GetHeight()) |
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387 { |
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388 NotifySliceImageError(operation); |
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389 return; |
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390 } |
| 257 | 391 |
|
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392 if (operation.GetSlice().GetConverter().GetExpectedPixelFormat() == |
| 73 | 393 Orthanc::PixelFormat_SignedGrayscale16) |
| 394 { | |
| 395 if (image->GetFormat() == Orthanc::PixelFormat_Grayscale16) | |
| 396 { | |
| 397 image->SetFormat(Orthanc::PixelFormat_SignedGrayscale16); | |
| 398 } | |
| 399 else | |
| 400 { | |
|
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401 NotifySliceImageError(operation); |
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402 return; |
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403 } |
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404 } |
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405 |
| 378 | 406 NotifySliceImageSuccess(operation, *image); |
| 257 | 407 } |
| 408 | |
|
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409 |
|
300
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410 void OrthancSlicesLoader::ParseSliceImageJpeg(const OrthancApiClient::JsonResponseReadyMessage& message) |
|
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411 { |
| 377 | 412 const Operation& operation = dynamic_cast<const OrthancSlicesLoader::Operation&>(message.GetPayload()); |
|
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413 |
| 377 | 414 const Json::Value& encoded = message.GetJson(); |
|
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415 if (encoded.type() != Json::objectValue || |
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416 !encoded.isMember("Orthanc") || |
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417 encoded["Orthanc"].type() != Json::objectValue) |
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418 { |
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419 NotifySliceImageError(operation); |
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420 return; |
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421 } |
| 252 | 422 |
| 377 | 423 const Json::Value& info = encoded["Orthanc"]; |
|
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424 if (!info.isMember("PixelData") || |
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425 !info.isMember("Stretched") || |
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426 !info.isMember("Compression") || |
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427 info["Compression"].type() != Json::stringValue || |
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428 info["PixelData"].type() != Json::stringValue || |
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429 info["Stretched"].type() != Json::booleanValue || |
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430 info["Compression"].asString() != "Jpeg") |
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431 { |
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432 NotifySliceImageError(operation); |
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433 return; |
| 94 | 434 } |
| 252 | 435 |
|
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436 bool isSigned = false; |
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437 bool isStretched = info["Stretched"].asBool(); |
| 252 | 438 |
|
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439 if (info.isMember("IsSigned")) |
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440 { |
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441 if (info["IsSigned"].type() != Json::booleanValue) |
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442 { |
| 94 | 443 NotifySliceImageError(operation); |
| 444 return; | |
| 252 | 445 } |
|
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446 else |
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447 { |
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448 isSigned = info["IsSigned"].asBool(); |
| 73 | 449 } |
| 450 } | |
| 252 | 451 |
| 378 | 452 std::auto_ptr<Orthanc::ImageAccessor> reader; |
| 252 | 453 |
|
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454 { |
|
100
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455 std::string jpeg; |
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456 //Orthanc::Toolbox::DecodeBase64(jpeg, info["PixelData"].asString()); |
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457 jpeg = base64_decode(info["PixelData"].asString()); |
| 252 | 458 |
|
100
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459 try |
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460 { |
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461 reader.reset(new Orthanc::JpegReader); |
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462 dynamic_cast<Orthanc::JpegReader&>(*reader).ReadFromMemory(jpeg); |
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463 } |
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464 catch (Orthanc::OrthancException&) |
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465 { |
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466 NotifySliceImageError(operation); |
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467 return; |
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468 } |
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469 } |
| 252 | 470 |
|
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471 Orthanc::PixelFormat expectedFormat = |
| 378 | 472 operation.GetSlice().GetConverter().GetExpectedPixelFormat(); |
| 252 | 473 |
|
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474 if (reader->GetFormat() == Orthanc::PixelFormat_RGB24) // This is a color image |
| 73 | 475 { |
|
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476 if (expectedFormat != Orthanc::PixelFormat_RGB24) |
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477 { |
|
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478 NotifySliceImageError(operation); |
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479 return; |
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480 } |
| 252 | 481 |
|
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482 if (isSigned || isStretched) |
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483 { |
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484 NotifySliceImageError(operation); |
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485 return; |
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486 } |
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487 else |
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488 { |
| 378 | 489 NotifySliceImageSuccess(operation, *reader); |
|
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490 return; |
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491 } |
|
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492 } |
| 252 | 493 |
|
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494 if (reader->GetFormat() != Orthanc::PixelFormat_Grayscale8) |
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495 { |
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496 NotifySliceImageError(operation); |
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497 return; |
| 73 | 498 } |
| 252 | 499 |
|
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500 if (!isStretched) |
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501 { |
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502 if (expectedFormat != reader->GetFormat()) |
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503 { |
|
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504 NotifySliceImageError(operation); |
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505 return; |
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506 } |
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507 else |
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508 { |
| 378 | 509 NotifySliceImageSuccess(operation, *reader); |
|
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510 return; |
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511 } |
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512 } |
| 252 | 513 |
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514 int32_t stretchLow = 0; |
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515 int32_t stretchHigh = 0; |
| 252 | 516 |
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517 if (!info.isMember("StretchLow") || |
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518 !info.isMember("StretchHigh") || |
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519 info["StretchLow"].type() != Json::intValue || |
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520 info["StretchHigh"].type() != Json::intValue) |
| 73 | 521 { |
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522 NotifySliceImageError(operation); |
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523 return; |
| 73 | 524 } |
| 252 | 525 |
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526 stretchLow = info["StretchLow"].asInt(); |
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527 stretchHigh = info["StretchHigh"].asInt(); |
| 252 | 528 |
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529 if (stretchLow < -32768 || |
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530 stretchHigh > 65535 || |
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531 (stretchLow < 0 && stretchHigh > 32767)) |
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532 { |
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533 // This range cannot be represented with a uint16_t or an int16_t |
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534 NotifySliceImageError(operation); |
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535 return; |
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536 } |
| 252 | 537 |
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538 // Decode a grayscale JPEG 8bpp image coming from the Web viewer |
| 378 | 539 std::auto_ptr<Orthanc::ImageAccessor> image |
| 540 (new Orthanc::Image(expectedFormat, reader->GetWidth(), reader->GetHeight(), false)); | |
| 252 | 541 |
| 203 | 542 Orthanc::ImageProcessing::Convert(*image, *reader); |
|
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543 reader.reset(); |
| 252 | 544 |
|
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545 float scaling = static_cast<float>(stretchHigh - stretchLow) / 255.0f; |
| 252 | 546 |
|
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547 if (!OrthancStone::LinearAlgebra::IsCloseToZero(scaling)) |
| 203 | 548 { |
| 549 float offset = static_cast<float>(stretchLow) / scaling; | |
| 550 Orthanc::ImageProcessing::ShiftScale(*image, offset, scaling, true); | |
| 551 } | |
| 252 | 552 |
| 378 | 553 NotifySliceImageSuccess(operation, *image); |
| 73 | 554 } |
|
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555 |
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556 |
|
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557 class StringImage : public Orthanc::ImageAccessor |
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558 { |
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559 private: |
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560 std::string buffer_; |
| 73 | 561 |
|
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562 public: |
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563 StringImage(Orthanc::PixelFormat format, |
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564 unsigned int width, |
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565 unsigned int height, |
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566 std::string& buffer) |
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567 { |
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568 if (buffer.size() != Orthanc::GetBytesPerPixel(format) * width * height) |
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569 { |
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570 throw Orthanc::OrthancException(Orthanc::ErrorCode_IncompatibleImageFormat); |
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571 } |
| 252 | 572 |
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573 buffer_.swap(buffer); // The source buffer is now empty |
| 252 | 574 |
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575 void* data = (buffer_.empty() ? NULL : &buffer_[0]); |
| 252 | 576 |
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577 AssignWritable(format, width, height, |
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578 Orthanc::GetBytesPerPixel(format) * width, data); |
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579 } |
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580 }; |
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581 |
|
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582 void OrthancSlicesLoader::ParseSliceRawImage(const OrthancApiClient::BinaryResponseReadyMessage& message) |
|
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583 { |
| 377 | 584 const Operation& operation = dynamic_cast<const OrthancSlicesLoader::Operation&>(message.GetPayload()); |
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585 Orthanc::GzipCompressor compressor; |
| 252 | 586 |
|
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587 std::string raw; |
| 377 | 588 compressor.Uncompress(raw, message.GetAnswer(), message.GetAnswerSize()); |
|
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589 |
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590 const Orthanc::DicomImageInformation& info = operation.GetSlice().GetImageInformation(); |
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591 |
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592 if (info.GetBitsAllocated() == 32 && |
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593 info.GetBitsStored() == 32 && |
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594 info.GetHighBit() == 31 && |
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595 info.GetChannelCount() == 1 && |
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596 !info.IsSigned() && |
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597 info.GetPhotometricInterpretation() == Orthanc::PhotometricInterpretation_Monochrome2 && |
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598 raw.size() == info.GetWidth() * info.GetHeight() * 4) |
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599 { |
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600 // This is the case of RT-DOSE (uint32_t values) |
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601 |
| 378 | 602 std::auto_ptr<Orthanc::ImageAccessor> image |
| 603 (new StringImage(Orthanc::PixelFormat_Grayscale32, info.GetWidth(), | |
| 604 info.GetHeight(), raw)); | |
| 252 | 605 |
|
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606 // TODO - Only for big endian |
|
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607 for (unsigned int y = 0; y < image->GetHeight(); y++) |
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608 { |
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609 uint32_t *p = reinterpret_cast<uint32_t*>(image->GetRow(y)); |
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610 for (unsigned int x = 0; x < image->GetWidth(); x++, p++) |
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611 { |
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612 *p = le32toh(*p); |
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613 } |
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614 } |
| 252 | 615 |
| 378 | 616 NotifySliceImageSuccess(operation, *image); |
|
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617 } |
|
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618 else if (info.GetBitsAllocated() == 16 && |
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619 info.GetBitsStored() == 16 && |
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620 info.GetHighBit() == 15 && |
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621 info.GetChannelCount() == 1 && |
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622 !info.IsSigned() && |
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623 info.GetPhotometricInterpretation() == Orthanc::PhotometricInterpretation_Monochrome2 && |
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624 raw.size() == info.GetWidth() * info.GetHeight() * 2) |
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625 { |
| 378 | 626 std::auto_ptr<Orthanc::ImageAccessor> image |
| 627 (new StringImage(Orthanc::PixelFormat_Grayscale16, info.GetWidth(), | |
| 628 info.GetHeight(), raw)); | |
| 252 | 629 |
|
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630 // TODO - Big endian ? |
| 252 | 631 |
| 378 | 632 NotifySliceImageSuccess(operation, *image); |
|
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633 } |
|
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634 else |
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635 { |
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636 throw Orthanc::OrthancException(Orthanc::ErrorCode_NotImplemented); |
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637 } |
| 252 | 638 |
|
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639 } |
| 252 | 640 |
| 641 | |
|
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642 OrthancSlicesLoader::OrthancSlicesLoader(OrthancStone::MessageBroker& broker, |
|
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643 OrthancApiClient& orthanc) : |
|
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644 OrthancStone::IObservable(broker), |
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645 OrthancStone::IObserver(broker), |
| 73 | 646 orthanc_(orthanc), |
| 647 state_(State_Initialization) | |
| 648 { | |
| 649 } | |
| 252 | 650 |
| 73 | 651 |
| 652 void OrthancSlicesLoader::ScheduleLoadSeries(const std::string& seriesId) | |
| 653 { | |
| 654 if (state_ != State_Initialization) | |
| 655 { | |
| 656 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); | |
| 657 } | |
| 658 else | |
| 659 { | |
| 660 state_ = State_LoadingGeometry; | |
|
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661 orthanc_.GetJsonAsync("/series/" + seriesId + "/instances-tags", |
|
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662 new OrthancStone::Callable<OrthancSlicesLoader, OrthancApiClient::JsonResponseReadyMessage>(*this, &OrthancSlicesLoader::ParseSeriesGeometry), |
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663 new OrthancStone::Callable<OrthancSlicesLoader, IWebService::HttpRequestErrorMessage>(*this, &OrthancSlicesLoader::OnGeometryError), |
|
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664 NULL); |
| 73 | 665 } |
| 666 } | |
| 252 | 667 |
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668 void OrthancSlicesLoader::ScheduleLoadInstance(const std::string& instanceId) |
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669 { |
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670 if (state_ != State_Initialization) |
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671 { |
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672 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); |
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673 } |
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674 else |
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675 { |
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676 state_ = State_LoadingGeometry; |
| 252 | 677 |
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678 // Tag "3004-000c" is "Grid Frame Offset Vector", which is |
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679 // mandatory to read RT DOSE, but is too long to be returned by default |
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680 orthanc_.GetJsonAsync("/instances/" + instanceId + "/tags?ignore-length=3004-000c", |
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681 new OrthancStone::Callable<OrthancSlicesLoader, OrthancApiClient::JsonResponseReadyMessage>(*this, &OrthancSlicesLoader::ParseInstanceGeometry), |
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682 new OrthancStone::Callable<OrthancSlicesLoader, IWebService::HttpRequestErrorMessage>(*this, &OrthancSlicesLoader::OnGeometryError), |
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683 Operation::DownloadInstanceGeometry(instanceId)); |
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684 } |
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685 } |
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686 |
| 252 | 687 |
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688 void OrthancSlicesLoader::ScheduleLoadFrame(const std::string& instanceId, |
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689 unsigned int frame) |
| 73 | 690 { |
| 691 if (state_ != State_Initialization) | |
| 692 { | |
| 693 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); | |
| 694 } | |
| 695 else | |
| 696 { | |
| 697 state_ = State_LoadingGeometry; | |
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698 |
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699 orthanc_.GetJsonAsync("/instances/" + instanceId + "/tags", |
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700 new OrthancStone::Callable<OrthancSlicesLoader, OrthancApiClient::JsonResponseReadyMessage>(*this, &OrthancSlicesLoader::ParseFrameGeometry), |
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701 new OrthancStone::Callable<OrthancSlicesLoader, IWebService::HttpRequestErrorMessage>(*this, &OrthancSlicesLoader::OnGeometryError), |
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702 Operation::DownloadFrameGeometry(instanceId, frame)); |
| 73 | 703 } |
| 704 } | |
| 705 | |
| 252 | 706 |
| 77 | 707 bool OrthancSlicesLoader::IsGeometryReady() const |
| 708 { | |
| 709 return state_ == State_GeometryReady; | |
| 710 } | |
| 252 | 711 |
| 712 | |
|
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713 size_t OrthancSlicesLoader::GetSlicesCount() const |
| 73 | 714 { |
| 715 if (state_ != State_GeometryReady) | |
| 716 { | |
| 717 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); | |
| 718 } | |
| 252 | 719 |
|
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720 return slices_.GetSlicesCount(); |
| 73 | 721 } |
| 252 | 722 |
| 73 | 723 |
|
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724 const Slice& OrthancSlicesLoader::GetSlice(size_t index) const |
| 73 | 725 { |
| 726 if (state_ != State_GeometryReady) | |
| 727 { | |
| 728 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); | |
| 729 } | |
|
647
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730 |
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731 return dynamic_cast<const Slice&>(slices_.GetSlicePayload(index)); |
| 73 | 732 } |
| 733 | |
| 252 | 734 |
| 77 | 735 bool OrthancSlicesLoader::LookupSlice(size_t& index, |
|
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736 const OrthancStone::CoordinateSystem3D& plane) const |
| 77 | 737 { |
| 738 if (state_ != State_GeometryReady) | |
| 739 { | |
| 740 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); | |
| 741 } | |
|
647
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742 |
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743 double distance; |
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744 return (slices_.LookupClosestSlice(index, distance, plane) && |
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745 distance <= GetSlice(index).GetThickness() / 2.0); |
| 77 | 746 } |
| 747 | |
| 252 | 748 |
|
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749 void OrthancSlicesLoader::ScheduleSliceImagePng(const Slice& slice, |
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750 size_t index) |
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751 { |
| 252 | 752 std::string uri = ("/instances/" + slice.GetOrthancInstanceId() + "/frames/" + |
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753 boost::lexical_cast<std::string>(slice.GetFrame())); |
| 252 | 754 |
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755 switch (slice.GetConverter().GetExpectedPixelFormat()) |
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756 { |
| 378 | 757 case Orthanc::PixelFormat_RGB24: |
| 758 uri += "/preview"; | |
| 759 break; | |
| 252 | 760 |
| 378 | 761 case Orthanc::PixelFormat_Grayscale16: |
| 762 uri += "/image-uint16"; | |
| 763 break; | |
| 252 | 764 |
| 378 | 765 case Orthanc::PixelFormat_SignedGrayscale16: |
| 766 uri += "/image-int16"; | |
| 767 break; | |
| 252 | 768 |
| 378 | 769 default: |
| 770 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
|
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771 } |
| 252 | 772 |
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773 orthanc_.GetBinaryAsync(uri, "image/png", |
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774 new OrthancStone::Callable<OrthancSlicesLoader, |
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775 OrthancApiClient::BinaryResponseReadyMessage> |
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776 (*this, &OrthancSlicesLoader::ParseSliceImagePng), |
|
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777 new OrthancStone::Callable<OrthancSlicesLoader, |
|
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778 IWebService::HttpRequestErrorMessage> |
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779 (*this, &OrthancSlicesLoader::OnSliceImageError), |
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780 Operation::DownloadSliceImage( |
|
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781 static_cast<unsigned int>(index), slice, SliceImageQuality_FullPng)); |
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782 } |
| 252 | 783 |
|
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784 void OrthancSlicesLoader::ScheduleSliceImagePam(const Slice& slice, |
| 257 | 785 size_t index) |
| 786 { | |
|
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787 std::string uri = |
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788 ("/instances/" + slice.GetOrthancInstanceId() + "/frames/" + |
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789 boost::lexical_cast<std::string>(slice.GetFrame())); |
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790 |
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791 switch (slice.GetConverter().GetExpectedPixelFormat()) |
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792 { |
| 378 | 793 case Orthanc::PixelFormat_RGB24: |
| 794 uri += "/preview"; | |
| 795 break; | |
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796 |
| 378 | 797 case Orthanc::PixelFormat_Grayscale16: |
| 798 uri += "/image-uint16"; | |
| 799 break; | |
|
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800 |
| 378 | 801 case Orthanc::PixelFormat_SignedGrayscale16: |
| 802 uri += "/image-int16"; | |
| 803 break; | |
|
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804 |
| 378 | 805 default: |
| 806 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
|
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807 } |
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808 |
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809 orthanc_.GetBinaryAsync(uri, "image/x-portable-arbitrarymap", |
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810 new OrthancStone::Callable<OrthancSlicesLoader, |
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811 OrthancApiClient::BinaryResponseReadyMessage> |
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812 (*this, &OrthancSlicesLoader::ParseSliceImagePam), |
|
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813 new OrthancStone::Callable<OrthancSlicesLoader, |
|
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814 IWebService::HttpRequestErrorMessage> |
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815 (*this, &OrthancSlicesLoader::OnSliceImageError), |
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816 Operation::DownloadSliceImage(static_cast<unsigned int>(index), |
|
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817 slice, SliceImageQuality_FullPam)); |
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818 } |
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819 |
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820 |
| 252 | 821 |
|
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822 void OrthancSlicesLoader::ScheduleSliceImageJpeg(const Slice& slice, |
|
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823 size_t index, |
|
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824 SliceImageQuality quality) |
|
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825 { |
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826 unsigned int value; |
| 252 | 827 |
|
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828 switch (quality) |
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829 { |
|
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830 case SliceImageQuality_Jpeg50: |
| 378 | 831 value = 50; |
| 832 break; | |
|
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833 |
|
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834 case SliceImageQuality_Jpeg90: |
| 378 | 835 value = 90; |
| 836 break; | |
| 252 | 837 |
|
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838 case SliceImageQuality_Jpeg95: |
| 378 | 839 value = 95; |
| 840 break; | |
| 252 | 841 |
| 378 | 842 default: |
| 843 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
|
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844 } |
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845 |
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846 // This requires the official Web viewer plugin to be installed! |
| 252 | 847 std::string uri = ("/web-viewer/instances/jpeg" + |
| 848 boost::lexical_cast<std::string>(value) + | |
| 849 "-" + slice.GetOrthancInstanceId() + "_" + | |
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850 boost::lexical_cast<std::string>(slice.GetFrame())); |
| 252 | 851 |
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852 orthanc_.GetJsonAsync(uri, |
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853 new OrthancStone::Callable<OrthancSlicesLoader, |
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854 OrthancApiClient::JsonResponseReadyMessage> |
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855 (*this, &OrthancSlicesLoader::ParseSliceImageJpeg), |
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856 new OrthancStone::Callable<OrthancSlicesLoader, |
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857 IWebService::HttpRequestErrorMessage> |
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858 (*this, &OrthancSlicesLoader::OnSliceImageError), |
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859 Operation::DownloadSliceImage( |
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860 static_cast<unsigned int>(index), slice, quality)); |
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861 } |
| 252 | 862 |
| 863 | |
| 864 | |
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865 void OrthancSlicesLoader::ScheduleLoadSliceImage(size_t index, |
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866 SliceImageQuality quality) |
| 73 | 867 { |
| 868 if (state_ != State_GeometryReady) | |
| 869 { | |
| 870 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); | |
| 871 } | |
| 252 | 872 |
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873 const Slice& slice = GetSlice(index); |
| 252 | 874 |
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875 if (slice.HasOrthancDecoding()) |
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876 { |
| 257 | 877 switch (quality) |
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878 { |
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879 case SliceImageQuality_FullPng: |
| 378 | 880 ScheduleSliceImagePng(slice, index); |
| 881 break; | |
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882 case SliceImageQuality_FullPam: |
| 378 | 883 ScheduleSliceImagePam(slice, index); |
| 884 break; | |
| 885 default: | |
| 886 ScheduleSliceImageJpeg(slice, index, quality); | |
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887 } |
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888 } |
| 73 | 889 else |
| 890 { | |
| 252 | 891 std::string uri = ("/instances/" + slice.GetOrthancInstanceId() + "/frames/" + |
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892 boost::lexical_cast<std::string>(slice.GetFrame()) + "/raw.gz"); |
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417
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893 orthanc_.GetBinaryAsync(uri, IWebService::HttpHeaders(), |
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894 new OrthancStone::Callable<OrthancSlicesLoader, |
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895 OrthancApiClient::BinaryResponseReadyMessage> |
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896 (*this, &OrthancSlicesLoader::ParseSliceRawImage), |
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897 new OrthancStone::Callable<OrthancSlicesLoader, |
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898 IWebService::HttpRequestErrorMessage> |
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899 (*this, &OrthancSlicesLoader::OnSliceImageError), |
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900 Operation::DownloadSliceRawImage( |
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901 static_cast<unsigned int>(index), slice)); |
| 73 | 902 } |
| 903 } | |
| 904 } |