Mercurial > hg > orthanc-stone
annotate Framework/Toolbox/OrthancSlicesLoader.cpp @ 346:c2e040ea8fbe am-2
rotation transform
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Mon, 22 Oct 2018 19:40:36 +0200 |
parents | c34784e5f299 |
children | 557c8ff1db5c |
rev | line source |
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73 | 1 /** |
2 * Stone of Orthanc | |
3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics | |
4 * Department, University Hospital of Liege, Belgium | |
135
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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]; | |
100
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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_; |
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82 |
73 | 83 Operation(Mode mode) : |
84 mode_(mode) | |
85 { | |
86 } | |
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87 |
73 | 88 public: |
89 Mode GetMode() const | |
90 { | |
91 return mode_; | |
92 } | |
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93 |
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94 SliceImageQuality GetQuality() const |
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95 { |
119
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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 } | |
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107 |
73 | 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 } | |
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115 |
73 | 116 unsigned int GetFrame() const |
117 { | |
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 { | |
117
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124 assert(mode_ == Mode_FrameGeometry || |
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125 mode_ == Mode_InstanceGeometry); |
73 | 126 return instanceId_; |
127 } | |
252 | 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 } | |
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144 |
73 | 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 } |
257 | 165 |
166 static Operation* DownloadDicomFile(const Slice& slice) | |
167 { | |
168 std::auto_ptr<Operation> tmp(new Operation(Mode_LoadDicomFile)); | |
169 tmp->slice_ = &slice; | |
170 return tmp.release(); | |
171 } | |
172 | |
73 | 173 }; |
174 | |
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175 void OrthancSlicesLoader::NotifySliceImageSuccess(const Operation& operation, |
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176 boost::shared_ptr<Orthanc::ImageAccessor> image) |
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177 { |
99 | 178 if (image.get() == NULL) |
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179 { |
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180 throw Orthanc::OrthancException(Orthanc::ErrorCode_NullPointer); |
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181 } |
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182 else |
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183 { |
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184 OrthancSlicesLoader::SliceImageReadyMessage msg(operation.GetSliceIndex(), operation.GetSlice(), image, operation.GetQuality()); |
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185 EmitMessage(msg); |
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186 } |
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187 } |
252 | 188 |
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189 |
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190 void OrthancSlicesLoader::NotifySliceImageError(const Operation& operation) |
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191 { |
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192 OrthancSlicesLoader::SliceImageErrorMessage msg(operation.GetSliceIndex(), operation.GetSlice(), operation.GetQuality()); |
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193 EmitMessage(msg); |
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194 } |
252 | 195 |
196 | |
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197 void OrthancSlicesLoader::SortAndFinalizeSlices() |
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198 { |
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199 bool ok = false; |
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200 |
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201 if (slices_.GetSliceCount() > 0) |
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202 { |
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203 Vector normal; |
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204 if (slices_.SelectNormal(normal)) |
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205 { |
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206 slices_.FilterNormal(normal); |
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207 slices_.SetNormal(normal); |
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208 slices_.Sort(); |
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209 ok = true; |
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210 } |
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211 } |
252 | 212 |
120
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213 state_ = State_GeometryReady; |
252 | 214 |
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215 if (ok) |
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216 { |
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217 LOG(INFO) << "Loaded a series with " << slices_.GetSliceCount() << " slice(s)"; |
299
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218 EmitMessage(SliceGeometryReadyMessage(*this)); |
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219 } |
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220 else |
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221 { |
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222 LOG(ERROR) << "This series is empty"; |
299
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223 EmitMessage(SliceGeometryErrorMessage(*this)); |
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224 } |
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225 } |
252 | 226 |
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227 void OrthancSlicesLoader::OnGeometryError(const OrthancApiClient::HttpErrorMessage& message) |
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228 { |
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229 EmitMessage(SliceGeometryErrorMessage(*this)); |
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230 state_ = State_Error; |
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231 } |
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232 |
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233 void OrthancSlicesLoader::OnSliceImageError(const OrthancApiClient::HttpErrorMessage& message) |
73 | 234 { |
300
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235 NotifySliceImageError(dynamic_cast<const Operation&>(*(message.Payload))); |
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236 state_ = State_Error; |
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237 } |
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238 |
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239 void OrthancSlicesLoader::ParseSeriesGeometry(const OrthancApiClient::JsonResponseReadyMessage& message) |
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240 { |
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241 Json::Value series = message.Response; |
73 | 242 Json::Value::Members instances = series.getMemberNames(); |
252 | 243 |
73 | 244 slices_.Reserve(instances.size()); |
252 | 245 |
73 | 246 for (size_t i = 0; i < instances.size(); i++) |
247 { | |
248 OrthancPlugins::FullOrthancDataset dataset(series[instances[i]]); | |
252 | 249 |
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250 Orthanc::DicomMap dicom; |
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251 MessagingToolbox::ConvertDataset(dicom, dataset); |
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252 |
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253 unsigned int frames; |
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254 if (!dicom.ParseUnsignedInteger32(frames, Orthanc::DICOM_TAG_NUMBER_OF_FRAMES)) |
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255 { |
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256 frames = 1; |
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257 } |
252 | 258 |
117
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259 for (unsigned int frame = 0; frame < frames; frame++) |
73 | 260 { |
119
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261 std::auto_ptr<Slice> slice(new Slice); |
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262 if (slice->ParseOrthancFrame(dicom, instances[i], frame)) |
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263 { |
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264 slices_.AddSlice(slice.release()); |
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265 } |
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266 else |
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267 { |
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268 LOG(WARNING) << "Skipping invalid frame " << frame << " within instance " << instances[i]; |
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269 } |
73 | 270 } |
271 } | |
252 | 272 |
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273 SortAndFinalizeSlices(); |
73 | 274 } |
252 | 275 |
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276 void OrthancSlicesLoader::ParseInstanceGeometry(const OrthancApiClient::JsonResponseReadyMessage& message) |
73 | 277 { |
300
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278 Json::Value tags = message.Response; |
346 | 279 const std::string& instanceId = dynamic_cast<OrthancSlicesLoader::Operation*>(message.Payload.get())->GetInstanceId(); |
300
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280 |
73 | 281 OrthancPlugins::FullOrthancDataset dataset(tags); |
252 | 282 |
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283 Orthanc::DicomMap dicom; |
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284 MessagingToolbox::ConvertDataset(dicom, dataset); |
252 | 285 |
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286 unsigned int frames; |
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287 if (!dicom.ParseUnsignedInteger32(frames, Orthanc::DICOM_TAG_NUMBER_OF_FRAMES)) |
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288 { |
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289 frames = 1; |
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290 } |
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291 |
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292 LOG(INFO) << "Instance " << instanceId << " contains " << frames << " frame(s)"; |
252 | 293 |
117
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294 for (unsigned int frame = 0; frame < frames; frame++) |
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295 { |
119
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296 std::auto_ptr<Slice> slice(new Slice); |
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297 if (slice->ParseOrthancFrame(dicom, instanceId, frame)) |
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298 { |
119
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299 slices_.AddSlice(slice.release()); |
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300 } |
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301 else |
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302 { |
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303 LOG(WARNING) << "Skipping invalid multi-frame instance " << instanceId; |
299
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304 EmitMessage(SliceGeometryErrorMessage(*this)); |
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305 return; |
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306 } |
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307 } |
252 | 308 |
120
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309 SortAndFinalizeSlices(); |
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310 } |
252 | 311 |
312 | |
300
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313 void OrthancSlicesLoader::ParseFrameGeometry(const OrthancApiClient::JsonResponseReadyMessage& message) |
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314 { |
300
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315 Json::Value tags = message.Response; |
346 | 316 const std::string& instanceId = dynamic_cast<OrthancSlicesLoader::Operation*>(message.Payload.get())->GetInstanceId(); |
317 unsigned int frame = dynamic_cast<OrthancSlicesLoader::Operation*>(message.Payload.get())->GetFrame(); | |
300
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318 |
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319 OrthancPlugins::FullOrthancDataset dataset(tags); |
252 | 320 |
73 | 321 state_ = State_GeometryReady; |
252 | 322 |
118
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323 Orthanc::DicomMap dicom; |
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324 MessagingToolbox::ConvertDataset(dicom, dataset); |
252 | 325 |
119
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326 std::auto_ptr<Slice> slice(new Slice); |
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327 if (slice->ParseOrthancFrame(dicom, instanceId, frame)) |
73 | 328 { |
266
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329 LOG(INFO) << "Loaded instance geometry " << instanceId; |
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330 slices_.AddSlice(slice.release()); |
300
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331 EmitMessage(SliceGeometryReadyMessage(*this)); |
73 | 332 } |
333 else | |
334 { | |
335 LOG(WARNING) << "Skipping invalid instance " << instanceId; | |
299
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336 EmitMessage(SliceGeometryErrorMessage(*this)); |
73 | 337 } |
338 } | |
252 | 339 |
340 | |
300
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341 void OrthancSlicesLoader::ParseSliceImagePng(const OrthancApiClient::BinaryResponseReadyMessage& message) |
73 | 342 { |
346 | 343 const Operation& operation = dynamic_cast<const OrthancSlicesLoader::Operation&>(*message.Payload.get()); |
318
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344 boost::shared_ptr<Orthanc::ImageAccessor> image; |
252 | 345 |
93
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346 try |
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347 { |
99 | 348 image.reset(new Orthanc::PngReader); |
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349 dynamic_cast<Orthanc::PngReader&>(*image).ReadFromMemory(message.Answer, message.AnswerSize); |
93
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350 } |
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351 catch (Orthanc::OrthancException&) |
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352 { |
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353 NotifySliceImageError(operation); |
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354 return; |
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355 } |
252 | 356 |
93
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357 if (image->GetWidth() != operation.GetSlice().GetWidth() || |
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358 image->GetHeight() != operation.GetSlice().GetHeight()) |
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359 { |
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360 NotifySliceImageError(operation); |
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361 return; |
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362 } |
252 | 363 |
93
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364 if (operation.GetSlice().GetConverter().GetExpectedPixelFormat() == |
73 | 365 Orthanc::PixelFormat_SignedGrayscale16) |
366 { | |
367 if (image->GetFormat() == Orthanc::PixelFormat_Grayscale16) | |
368 { | |
369 image->SetFormat(Orthanc::PixelFormat_SignedGrayscale16); | |
370 } | |
371 else | |
372 { | |
93
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373 NotifySliceImageError(operation); |
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374 return; |
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375 } |
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376 } |
252 | 377 |
99 | 378 NotifySliceImageSuccess(operation, image); |
252 | 379 } |
380 | |
300
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381 void OrthancSlicesLoader::ParseSliceImagePam(const OrthancApiClient::BinaryResponseReadyMessage& message) |
257 | 382 { |
346 | 383 const Operation& operation = dynamic_cast<const OrthancSlicesLoader::Operation&>(*message.Payload.get()); |
318
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384 boost::shared_ptr<Orthanc::ImageAccessor> image; |
257 | 385 |
386 try | |
387 { | |
388 image.reset(new Orthanc::PamReader); | |
300
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389 dynamic_cast<Orthanc::PamReader&>(*image).ReadFromMemory(std::string(reinterpret_cast<const char*>(message.Answer), message.AnswerSize)); |
257 | 390 } |
391 catch (Orthanc::OrthancException&) | |
392 { | |
393 NotifySliceImageError(operation); | |
394 return; | |
395 } | |
396 | |
397 if (image->GetWidth() != operation.GetSlice().GetWidth() || | |
398 image->GetHeight() != operation.GetSlice().GetHeight()) | |
399 { | |
400 NotifySliceImageError(operation); | |
401 return; | |
402 } | |
403 | |
404 if (operation.GetSlice().GetConverter().GetExpectedPixelFormat() == | |
405 Orthanc::PixelFormat_SignedGrayscale16) | |
406 { | |
407 if (image->GetFormat() == Orthanc::PixelFormat_Grayscale16) | |
408 { | |
409 image->SetFormat(Orthanc::PixelFormat_SignedGrayscale16); | |
410 } | |
411 else | |
412 { | |
413 NotifySliceImageError(operation); | |
414 return; | |
415 } | |
416 } | |
417 | |
418 NotifySliceImageSuccess(operation, image); | |
419 } | |
420 | |
421 | |
300
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422 void OrthancSlicesLoader::ParseSliceImageJpeg(const OrthancApiClient::JsonResponseReadyMessage& message) |
93
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423 { |
346 | 424 const Operation& operation = dynamic_cast<const OrthancSlicesLoader::Operation&>(*message.Payload.get()); |
300
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425 |
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426 Json::Value encoded = message.Response; |
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427 if (encoded.type() != Json::objectValue || |
93
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428 !encoded.isMember("Orthanc") || |
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429 encoded["Orthanc"].type() != Json::objectValue) |
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430 { |
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431 NotifySliceImageError(operation); |
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432 return; |
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433 } |
252 | 434 |
93
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435 Json::Value& info = encoded["Orthanc"]; |
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436 if (!info.isMember("PixelData") || |
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437 !info.isMember("Stretched") || |
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438 !info.isMember("Compression") || |
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439 info["Compression"].type() != Json::stringValue || |
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440 info["PixelData"].type() != Json::stringValue || |
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441 info["Stretched"].type() != Json::booleanValue || |
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442 info["Compression"].asString() != "Jpeg") |
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443 { |
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444 NotifySliceImageError(operation); |
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445 return; |
94 | 446 } |
252 | 447 |
93
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448 bool isSigned = false; |
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449 bool isStretched = info["Stretched"].asBool(); |
252 | 450 |
93
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451 if (info.isMember("IsSigned")) |
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452 { |
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453 if (info["IsSigned"].type() != Json::booleanValue) |
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454 { |
94 | 455 NotifySliceImageError(operation); |
456 return; | |
252 | 457 } |
93
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458 else |
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459 { |
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460 isSigned = info["IsSigned"].asBool(); |
73 | 461 } |
462 } | |
252 | 463 |
318
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464 boost::shared_ptr<Orthanc::ImageAccessor> reader; |
252 | 465 |
93
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466 { |
100
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467 std::string jpeg; |
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468 //Orthanc::Toolbox::DecodeBase64(jpeg, info["PixelData"].asString()); |
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469 jpeg = base64_decode(info["PixelData"].asString()); |
252 | 470 |
100
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471 try |
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472 { |
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473 reader.reset(new Orthanc::JpegReader); |
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474 dynamic_cast<Orthanc::JpegReader&>(*reader).ReadFromMemory(jpeg); |
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475 } |
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476 catch (Orthanc::OrthancException&) |
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477 { |
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478 NotifySliceImageError(operation); |
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479 return; |
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480 } |
93
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481 } |
252 | 482 |
93
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483 Orthanc::PixelFormat expectedFormat = |
252 | 484 operation.GetSlice().GetConverter().GetExpectedPixelFormat(); |
485 | |
93
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486 if (reader->GetFormat() == Orthanc::PixelFormat_RGB24) // This is a color image |
73 | 487 { |
93
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488 if (expectedFormat != Orthanc::PixelFormat_RGB24) |
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489 { |
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490 NotifySliceImageError(operation); |
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491 return; |
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492 } |
252 | 493 |
93
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494 if (isSigned || isStretched) |
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495 { |
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496 NotifySliceImageError(operation); |
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497 return; |
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498 } |
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499 else |
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500 { |
99 | 501 NotifySliceImageSuccess(operation, reader); |
93
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502 return; |
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503 } |
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504 } |
252 | 505 |
93
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506 if (reader->GetFormat() != Orthanc::PixelFormat_Grayscale8) |
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507 { |
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508 NotifySliceImageError(operation); |
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509 return; |
73 | 510 } |
252 | 511 |
93
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512 if (!isStretched) |
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513 { |
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514 if (expectedFormat != reader->GetFormat()) |
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515 { |
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516 NotifySliceImageError(operation); |
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517 return; |
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518 } |
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519 else |
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520 { |
99 | 521 NotifySliceImageSuccess(operation, reader); |
93
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522 return; |
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523 } |
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524 } |
252 | 525 |
93
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526 int32_t stretchLow = 0; |
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527 int32_t stretchHigh = 0; |
252 | 528 |
93
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529 if (!info.isMember("StretchLow") || |
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530 !info.isMember("StretchHigh") || |
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531 info["StretchLow"].type() != Json::intValue || |
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532 info["StretchHigh"].type() != Json::intValue) |
73 | 533 { |
93
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534 NotifySliceImageError(operation); |
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535 return; |
73 | 536 } |
252 | 537 |
93
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538 stretchLow = info["StretchLow"].asInt(); |
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539 stretchHigh = info["StretchHigh"].asInt(); |
252 | 540 |
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541 if (stretchLow < -32768 || |
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542 stretchHigh > 65535 || |
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543 (stretchLow < 0 && stretchHigh > 32767)) |
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544 { |
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545 // This range cannot be represented with a uint16_t or an int16_t |
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546 NotifySliceImageError(operation); |
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547 return; |
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548 } |
252 | 549 |
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550 // Decode a grayscale JPEG 8bpp image coming from the Web viewer |
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551 boost::shared_ptr<Orthanc::ImageAccessor> image |
252 | 552 (new Orthanc::Image(expectedFormat, reader->GetWidth(), reader->GetHeight(), false)); |
553 | |
203 | 554 Orthanc::ImageProcessing::Convert(*image, *reader); |
334
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555 reader.reset(); |
252 | 556 |
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557 float scaling = static_cast<float>(stretchHigh - stretchLow) / 255.0f; |
252 | 558 |
203 | 559 if (!LinearAlgebra::IsCloseToZero(scaling)) |
560 { | |
561 float offset = static_cast<float>(stretchLow) / scaling; | |
562 Orthanc::ImageProcessing::ShiftScale(*image, offset, scaling, true); | |
563 } | |
252 | 564 |
99 | 565 NotifySliceImageSuccess(operation, image); |
73 | 566 } |
252 | 567 |
568 | |
119
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569 class StringImage : |
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570 public Orthanc::ImageAccessor |
119
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571 { |
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572 private: |
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573 std::string buffer_; |
73 | 574 |
119
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575 public: |
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576 StringImage(Orthanc::PixelFormat format, |
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577 unsigned int width, |
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578 unsigned int height, |
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579 std::string& buffer) |
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580 { |
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581 if (buffer.size() != Orthanc::GetBytesPerPixel(format) * width * height) |
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582 { |
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583 throw Orthanc::OrthancException(Orthanc::ErrorCode_IncompatibleImageFormat); |
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584 } |
252 | 585 |
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586 buffer_.swap(buffer); // The source buffer is now empty |
252 | 587 |
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588 void* data = (buffer_.empty() ? NULL : &buffer_[0]); |
252 | 589 |
119
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590 AssignWritable(format, width, height, |
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591 Orthanc::GetBytesPerPixel(format) * width, data); |
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592 } |
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593 }; |
252 | 594 |
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595 void OrthancSlicesLoader::ParseSliceRawImage(const OrthancApiClient::BinaryResponseReadyMessage& message) |
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596 { |
346 | 597 const Operation& operation = dynamic_cast<const OrthancSlicesLoader::Operation&>(*message.Payload.get()); |
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598 Orthanc::GzipCompressor compressor; |
252 | 599 |
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600 std::string raw; |
300
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601 compressor.Uncompress(raw, message.Answer, message.AnswerSize); |
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602 |
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603 const Orthanc::DicomImageInformation& info = operation.GetSlice().GetImageInformation(); |
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604 |
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605 if (info.GetBitsAllocated() == 32 && |
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606 info.GetBitsStored() == 32 && |
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607 info.GetHighBit() == 31 && |
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608 info.GetChannelCount() == 1 && |
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609 !info.IsSigned() && |
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610 info.GetPhotometricInterpretation() == Orthanc::PhotometricInterpretation_Monochrome2 && |
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611 raw.size() == info.GetWidth() * info.GetHeight() * 4) |
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612 { |
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613 // This is the case of RT-DOSE (uint32_t values) |
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614 |
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615 boost::shared_ptr<Orthanc::ImageAccessor> image |
252 | 616 (new StringImage(Orthanc::PixelFormat_Grayscale32, info.GetWidth(), |
617 info.GetHeight(), raw)); | |
618 | |
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619 // TODO - Only for big endian |
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620 for (unsigned int y = 0; y < image->GetHeight(); y++) |
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621 { |
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622 uint32_t *p = reinterpret_cast<uint32_t*>(image->GetRow(y)); |
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623 for (unsigned int x = 0; x < image->GetWidth(); x++, p++) |
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624 { |
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625 *p = le32toh(*p); |
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626 } |
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627 } |
252 | 628 |
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629 NotifySliceImageSuccess(operation, image); |
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630 } |
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631 else if (info.GetBitsAllocated() == 16 && |
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632 info.GetBitsStored() == 16 && |
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633 info.GetHighBit() == 15 && |
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634 info.GetChannelCount() == 1 && |
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635 !info.IsSigned() && |
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636 info.GetPhotometricInterpretation() == Orthanc::PhotometricInterpretation_Monochrome2 && |
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637 raw.size() == info.GetWidth() * info.GetHeight() * 2) |
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638 { |
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639 boost::shared_ptr<Orthanc::ImageAccessor> image |
252 | 640 (new StringImage(Orthanc::PixelFormat_Grayscale16, info.GetWidth(), |
641 info.GetHeight(), raw)); | |
642 | |
120
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643 // TODO - Big endian ? |
252 | 644 |
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645 NotifySliceImageSuccess(operation, image); |
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646 } |
119
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647 else |
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648 { |
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649 throw Orthanc::OrthancException(Orthanc::ErrorCode_NotImplemented); |
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650 } |
252 | 651 |
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652 } |
252 | 653 |
654 | |
251
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655 OrthancSlicesLoader::OrthancSlicesLoader(MessageBroker& broker, |
300
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656 OrthancApiClient& orthanc) : |
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657 IObservable(broker), |
300
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658 IObserver(broker), |
73 | 659 orthanc_(orthanc), |
660 state_(State_Initialization) | |
661 { | |
662 } | |
252 | 663 |
73 | 664 |
665 void OrthancSlicesLoader::ScheduleLoadSeries(const std::string& seriesId) | |
666 { | |
667 if (state_ != State_Initialization) | |
668 { | |
669 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); | |
670 } | |
671 else | |
672 { | |
673 state_ = State_LoadingGeometry; | |
300
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674 orthanc_.GetJsonAsync("/series/" + seriesId + "/instances-tags", |
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675 new Callable<OrthancSlicesLoader, OrthancApiClient::JsonResponseReadyMessage>(*this, &OrthancSlicesLoader::ParseSeriesGeometry), |
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676 new Callable<OrthancSlicesLoader, OrthancApiClient::HttpErrorMessage>(*this, &OrthancSlicesLoader::OnGeometryError), |
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677 NULL); |
73 | 678 } |
679 } | |
252 | 680 |
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681 void OrthancSlicesLoader::ScheduleLoadInstance(const std::string& instanceId) |
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682 { |
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683 if (state_ != State_Initialization) |
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684 { |
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685 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); |
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686 } |
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687 else |
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688 { |
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689 state_ = State_LoadingGeometry; |
252 | 690 |
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691 // Tag "3004-000c" is "Grid Frame Offset Vector", which is |
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692 // mandatory to read RT DOSE, but is too long to be returned by default |
300
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693 orthanc_.GetJsonAsync("/instances/" + instanceId + "/tags?ignore-length=3004-000c", |
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694 new Callable<OrthancSlicesLoader, OrthancApiClient::JsonResponseReadyMessage>(*this, &OrthancSlicesLoader::ParseInstanceGeometry), |
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695 new Callable<OrthancSlicesLoader, OrthancApiClient::HttpErrorMessage>(*this, &OrthancSlicesLoader::OnGeometryError), |
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696 Operation::DownloadInstanceGeometry(instanceId)); |
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697 } |
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698 } |
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699 |
252 | 700 |
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701 void OrthancSlicesLoader::ScheduleLoadFrame(const std::string& instanceId, |
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702 unsigned int frame) |
73 | 703 { |
704 if (state_ != State_Initialization) | |
705 { | |
706 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); | |
707 } | |
708 else | |
709 { | |
710 state_ = State_LoadingGeometry; | |
300
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711 |
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712 orthanc_.GetJsonAsync("/instances/" + instanceId + "/tags", |
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713 new Callable<OrthancSlicesLoader, OrthancApiClient::JsonResponseReadyMessage>(*this, &OrthancSlicesLoader::ParseFrameGeometry), |
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714 new Callable<OrthancSlicesLoader, OrthancApiClient::HttpErrorMessage>(*this, &OrthancSlicesLoader::OnGeometryError), |
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715 Operation::DownloadFrameGeometry(instanceId, frame)); |
73 | 716 } |
717 } | |
718 | |
252 | 719 |
77 | 720 bool OrthancSlicesLoader::IsGeometryReady() const |
721 { | |
722 return state_ == State_GeometryReady; | |
723 } | |
252 | 724 |
725 | |
73 | 726 size_t OrthancSlicesLoader::GetSliceCount() const |
727 { | |
728 if (state_ != State_GeometryReady) | |
729 { | |
730 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); | |
731 } | |
252 | 732 |
73 | 733 return slices_.GetSliceCount(); |
734 } | |
252 | 735 |
73 | 736 |
737 const Slice& OrthancSlicesLoader::GetSlice(size_t index) const | |
738 { | |
739 if (state_ != State_GeometryReady) | |
740 { | |
741 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); | |
742 } | |
252 | 743 |
73 | 744 return slices_.GetSlice(index); |
745 } | |
746 | |
252 | 747 |
77 | 748 bool OrthancSlicesLoader::LookupSlice(size_t& index, |
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749 const CoordinateSystem3D& plane) const |
77 | 750 { |
751 if (state_ != State_GeometryReady) | |
752 { | |
753 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); | |
754 } | |
252 | 755 |
77 | 756 return slices_.LookupSlice(index, plane); |
757 } | |
758 | |
252 | 759 |
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760 void OrthancSlicesLoader::ScheduleSliceImagePng(const Slice& slice, |
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761 size_t index) |
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762 { |
252 | 763 std::string uri = ("/instances/" + slice.GetOrthancInstanceId() + "/frames/" + |
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764 boost::lexical_cast<std::string>(slice.GetFrame())); |
252 | 765 |
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766 switch (slice.GetConverter().GetExpectedPixelFormat()) |
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767 { |
252 | 768 case Orthanc::PixelFormat_RGB24: |
769 uri += "/preview"; | |
770 break; | |
771 | |
772 case Orthanc::PixelFormat_Grayscale16: | |
773 uri += "/image-uint16"; | |
774 break; | |
775 | |
776 case Orthanc::PixelFormat_SignedGrayscale16: | |
777 uri += "/image-int16"; | |
778 break; | |
779 | |
780 default: | |
781 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
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782 } |
252 | 783 |
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784 orthanc_.GetBinaryAsync(uri, "image/png", |
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785 new Callable<OrthancSlicesLoader, OrthancApiClient::BinaryResponseReadyMessage>(*this, &OrthancSlicesLoader::ParseSliceImagePng), |
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786 new Callable<OrthancSlicesLoader, OrthancApiClient::HttpErrorMessage>(*this, &OrthancSlicesLoader::OnSliceImageError), |
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787 Operation::DownloadSliceImage(index, slice, SliceImageQuality_FullPng)); |
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788 } |
252 | 789 |
257 | 790 void OrthancSlicesLoader::ScheduleSliceImagePam(const Slice& slice, |
791 size_t index) | |
792 { | |
793 std::string uri = ("/instances/" + slice.GetOrthancInstanceId() + "/frames/" + | |
794 boost::lexical_cast<std::string>(slice.GetFrame())); | |
795 | |
796 switch (slice.GetConverter().GetExpectedPixelFormat()) | |
797 { | |
798 case Orthanc::PixelFormat_RGB24: | |
799 uri += "/preview"; | |
800 break; | |
801 | |
802 case Orthanc::PixelFormat_Grayscale16: | |
803 uri += "/image-uint16"; | |
804 break; | |
805 | |
806 case Orthanc::PixelFormat_SignedGrayscale16: | |
807 uri += "/image-int16"; | |
808 break; | |
809 | |
810 default: | |
811 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
812 } | |
813 | |
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814 orthanc_.GetBinaryAsync(uri, "image/x-portable-arbitrarymap", |
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815 new Callable<OrthancSlicesLoader, OrthancApiClient::BinaryResponseReadyMessage>(*this, &OrthancSlicesLoader::ParseSliceImagePam), |
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816 new Callable<OrthancSlicesLoader, OrthancApiClient::HttpErrorMessage>(*this, &OrthancSlicesLoader::OnSliceImageError), |
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817 Operation::DownloadSliceImage(index, slice, SliceImageQuality_FullPam)); |
257 | 818 } |
819 | |
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 { |
252 | 830 case SliceImageQuality_Jpeg50: |
831 value = 50; | |
832 break; | |
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833 |
252 | 834 case SliceImageQuality_Jpeg90: |
835 value = 90; | |
836 break; | |
837 | |
838 case SliceImageQuality_Jpeg95: | |
839 value = 95; | |
840 break; | |
841 | |
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 Callable<OrthancSlicesLoader, OrthancApiClient::JsonResponseReadyMessage>(*this, &OrthancSlicesLoader::ParseSliceImageJpeg), |
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854 new Callable<OrthancSlicesLoader, OrthancApiClient::HttpErrorMessage>(*this, &OrthancSlicesLoader::OnSliceImageError), |
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855 Operation::DownloadSliceImage(index, slice, quality)); |
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856 } |
252 | 857 |
858 | |
859 | |
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860 void OrthancSlicesLoader::ScheduleLoadSliceImage(size_t index, |
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861 SliceImageQuality quality) |
73 | 862 { |
863 if (state_ != State_GeometryReady) | |
864 { | |
865 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); | |
866 } | |
252 | 867 |
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868 const Slice& slice = GetSlice(index); |
252 | 869 |
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870 if (slice.HasOrthancDecoding()) |
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871 { |
257 | 872 switch (quality) |
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873 { |
257 | 874 case SliceImageQuality_FullPng: |
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875 ScheduleSliceImagePng(slice, index); |
257 | 876 break; |
877 case SliceImageQuality_FullPam: | |
878 ScheduleSliceImagePam(slice, index); | |
879 break; | |
880 default: | |
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881 ScheduleSliceImageJpeg(slice, index, quality); |
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882 } |
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883 } |
73 | 884 else |
885 { | |
252 | 886 std::string uri = ("/instances/" + slice.GetOrthancInstanceId() + "/frames/" + |
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887 boost::lexical_cast<std::string>(slice.GetFrame()) + "/raw.gz"); |
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888 orthanc_.GetBinaryAsync(uri, IWebService::Headers(), |
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889 new Callable<OrthancSlicesLoader, OrthancApiClient::BinaryResponseReadyMessage>(*this, &OrthancSlicesLoader::ParseSliceRawImage), |
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890 new Callable<OrthancSlicesLoader, OrthancApiClient::HttpErrorMessage>(*this, &OrthancSlicesLoader::OnSliceImageError), |
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891 Operation::DownloadSliceRawImage(index, slice)); |
73 | 892 } |
893 } | |
894 } |