Mercurial > hg > orthanc
annotate OrthancServer/FromDcmtkBridge.cpp @ 1690:ae09132e4237
FromJson
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Wed, 07 Oct 2015 17:42:42 +0200 |
| parents | 26083d84d237 |
| children | e447f3cb8b30 |
| rev | line source |
|---|---|
| 0 | 1 /** |
| 62 | 2 * Orthanc - A Lightweight, RESTful DICOM Store |
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3 * Copyright (C) 2012-2015 Sebastien Jodogne, Medical Physics |
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4 * Department, University Hospital of Liege, Belgium |
| 0 | 5 * |
| 6 * This program is free software: you can redistribute it and/or | |
| 7 * modify it under the terms of the GNU General Public License as | |
| 8 * published by the Free Software Foundation, either version 3 of the | |
| 9 * License, or (at your option) any later version. | |
| 136 | 10 * |
| 11 * In addition, as a special exception, the copyright holders of this | |
| 12 * program give permission to link the code of its release with the | |
| 13 * OpenSSL project's "OpenSSL" library (or with modified versions of it | |
| 14 * that use the same license as the "OpenSSL" library), and distribute | |
| 15 * the linked executables. You must obey the GNU General Public License | |
| 16 * in all respects for all of the code used other than "OpenSSL". If you | |
| 17 * modify file(s) with this exception, you may extend this exception to | |
| 18 * your version of the file(s), but you are not obligated to do so. If | |
| 19 * you do not wish to do so, delete this exception statement from your | |
| 20 * version. If you delete this exception statement from all source files | |
| 21 * in the program, then also delete it here. | |
| 0 | 22 * |
| 23 * This program is distributed in the hope that it will be useful, but | |
| 24 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 25 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 26 * General Public License for more details. | |
| 27 * | |
| 28 * You should have received a copy of the GNU General Public License | |
| 29 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
| 30 **/ | |
| 31 | |
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32 |
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33 |
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34 #include "PrecompiledHeadersServer.h" |
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35 |
| 71 | 36 #ifndef NOMINMAX |
| 37 #define NOMINMAX | |
| 38 #endif | |
| 0 | 39 |
| 846 | 40 #include "Internals/DicomImageDecoder.h" |
| 41 | |
| 0 | 42 #include "FromDcmtkBridge.h" |
| 43 #include "ToDcmtkBridge.h" | |
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44 #include "OrthancInitialization.h" |
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45 #include "../Core/Logging.h" |
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46 #include "../Core/Toolbox.h" |
| 62 | 47 #include "../Core/OrthancException.h" |
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48 #include "../Core/Images/PngWriter.h" |
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49 #include "../Core/Uuid.h" |
| 0 | 50 #include "../Core/DicomFormat/DicomString.h" |
| 51 #include "../Core/DicomFormat/DicomNullValue.h" | |
| 79 | 52 #include "../Core/DicomFormat/DicomIntegerPixelAccessor.h" |
| 0 | 53 |
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54 #include <list> |
| 71 | 55 #include <limits> |
| 56 | |
| 0 | 57 #include <boost/lexical_cast.hpp> |
| 1656 | 58 #include <boost/filesystem.hpp> |
| 0 | 59 |
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60 #include <dcmtk/dcmdata/dcchrstr.h> |
| 0 | 61 #include <dcmtk/dcmdata/dcdicent.h> |
| 62 #include <dcmtk/dcmdata/dcdict.h> | |
| 63 #include <dcmtk/dcmdata/dcfilefo.h> | |
| 64 #include <dcmtk/dcmdata/dcistrmb.h> | |
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65 #include <dcmtk/dcmdata/dcuid.h> |
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66 #include <dcmtk/dcmdata/dcmetinf.h> |
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67 #include <dcmtk/dcmdata/dcdeftag.h> |
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68 |
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69 #include <dcmtk/dcmdata/dcvrae.h> |
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70 #include <dcmtk/dcmdata/dcvras.h> |
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71 #include <dcmtk/dcmdata/dcvrcs.h> |
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72 #include <dcmtk/dcmdata/dcvrda.h> |
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73 #include <dcmtk/dcmdata/dcvrds.h> |
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74 #include <dcmtk/dcmdata/dcvrdt.h> |
| 0 | 75 #include <dcmtk/dcmdata/dcvrfd.h> |
| 76 #include <dcmtk/dcmdata/dcvrfl.h> | |
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77 #include <dcmtk/dcmdata/dcvris.h> |
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78 #include <dcmtk/dcmdata/dcvrlo.h> |
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79 #include <dcmtk/dcmdata/dcvrlt.h> |
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80 #include <dcmtk/dcmdata/dcvrpn.h> |
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81 #include <dcmtk/dcmdata/dcvrsh.h> |
| 0 | 82 #include <dcmtk/dcmdata/dcvrsl.h> |
| 83 #include <dcmtk/dcmdata/dcvrss.h> | |
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84 #include <dcmtk/dcmdata/dcvrst.h> |
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85 #include <dcmtk/dcmdata/dcvrtm.h> |
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86 #include <dcmtk/dcmdata/dcvrui.h> |
| 0 | 87 #include <dcmtk/dcmdata/dcvrul.h> |
| 88 #include <dcmtk/dcmdata/dcvrus.h> | |
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89 #include <dcmtk/dcmdata/dcvrut.h> |
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90 #include <dcmtk/dcmdata/dcpixel.h> |
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91 #include <dcmtk/dcmdata/dcpixseq.h> |
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92 #include <dcmtk/dcmdata/dcpxitem.h> |
| 1131 | 93 #include <dcmtk/dcmdata/dcvrat.h> |
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94 |
| 1656 | 95 #include <dcmtk/dcmnet/dul.h> |
| 0 | 96 |
| 2 | 97 #include <boost/math/special_functions/round.hpp> |
| 1689 | 98 #include <boost/algorithm/string/predicate.hpp> |
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99 #include <dcmtk/dcmdata/dcostrmb.h> |
| 0 | 100 |
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101 |
| 62 | 102 namespace Orthanc |
| 0 | 103 { |
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104 static inline uint16_t GetCharValue(char c) |
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105 { |
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106 if (c >= '0' && c <= '9') |
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107 return c - '0'; |
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108 else if (c >= 'a' && c <= 'f') |
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109 return c - 'a' + 10; |
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110 else if (c >= 'A' && c <= 'F') |
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111 return c - 'A' + 10; |
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112 else |
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113 return 0; |
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114 } |
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115 |
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116 static inline uint16_t GetTagValue(const char* c) |
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117 { |
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118 return ((GetCharValue(c[0]) << 12) + |
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119 (GetCharValue(c[1]) << 8) + |
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120 (GetCharValue(c[2]) << 4) + |
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121 GetCharValue(c[3])); |
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122 } |
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123 |
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124 |
| 1656 | 125 #if DCMTK_USE_EMBEDDED_DICTIONARIES == 1 |
| 126 static void LoadEmbeddedDictionary(DcmDataDictionary& dictionary, | |
| 127 EmbeddedResources::FileResourceId resource) | |
| 128 { | |
| 129 Toolbox::TemporaryFile tmp; | |
| 130 | |
| 131 FILE* fp = fopen(tmp.GetPath().c_str(), "wb"); | |
| 132 fwrite(EmbeddedResources::GetFileResourceBuffer(resource), | |
| 133 EmbeddedResources::GetFileResourceSize(resource), 1, fp); | |
| 134 fclose(fp); | |
| 135 | |
| 136 if (!dictionary.loadDictionary(tmp.GetPath().c_str())) | |
| 137 { | |
| 138 throw OrthancException(ErrorCode_InternalError); | |
| 139 } | |
| 140 } | |
| 141 | |
| 142 #else | |
| 143 static void LoadExternalDictionary(DcmDataDictionary& dictionary, | |
| 144 const std::string& directory, | |
| 145 const std::string& filename) | |
| 146 { | |
| 147 boost::filesystem::path p = directory; | |
| 148 p = p / filename; | |
| 149 | |
| 150 LOG(WARNING) << "Loading the external DICOM dictionary " << p; | |
| 151 | |
| 152 if (!dictionary.loadDictionary(p.string().c_str())) | |
| 153 { | |
| 154 throw OrthancException(ErrorCode_InternalError); | |
| 155 } | |
| 156 } | |
| 157 | |
| 158 #endif | |
| 159 | |
| 160 | |
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161 namespace |
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162 { |
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163 class DictionaryLocker |
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164 { |
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165 private: |
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166 DcmDataDictionary& dictionary_; |
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167 |
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168 public: |
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169 DictionaryLocker() : dictionary_(dcmDataDict.wrlock()) |
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170 { |
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171 } |
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172 |
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173 ~DictionaryLocker() |
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174 { |
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175 dcmDataDict.unlock(); |
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176 } |
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177 |
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178 DcmDataDictionary& operator*() |
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179 { |
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180 return dictionary_; |
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181 } |
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182 |
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183 DcmDataDictionary* operator->() |
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184 { |
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185 return &dictionary_; |
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186 } |
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187 }; |
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188 } |
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189 |
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190 |
| 1656 | 191 void FromDcmtkBridge::InitializeDictionary() |
| 192 { | |
| 193 /* Disable "gethostbyaddr" (which results in memory leaks) and use raw IP addresses */ | |
| 194 dcmDisableGethostbyaddr.set(OFTrue); | |
| 195 | |
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196 { |
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197 DictionaryLocker locker; |
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198 |
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199 locker->clear(); |
| 1656 | 200 |
| 201 #if DCMTK_USE_EMBEDDED_DICTIONARIES == 1 | |
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202 LOG(WARNING) << "Loading the embedded dictionaries"; |
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203 /** |
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204 * Do not load DICONDE dictionary, it breaks the other tags. The |
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205 * command "strace storescu 2>&1 |grep dic" shows that DICONDE |
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206 * dictionary is not loaded by storescu. |
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207 **/ |
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208 //LoadEmbeddedDictionary(*locker, EmbeddedResources::DICTIONARY_DICONDE); |
| 1656 | 209 |
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210 LoadEmbeddedDictionary(*locker, EmbeddedResources::DICTIONARY_DICOM); |
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211 LoadEmbeddedDictionary(*locker, EmbeddedResources::DICTIONARY_PRIVATE); |
| 1656 | 212 |
| 213 #elif defined(__linux) || defined(__FreeBSD_kernel__) | |
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214 std::string path = DCMTK_DICTIONARY_DIR; |
| 1656 | 215 |
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216 const char* env = std::getenv(DCM_DICT_ENVIRONMENT_VARIABLE); |
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217 if (env != NULL) |
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218 { |
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219 path = std::string(env); |
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220 } |
| 1656 | 221 |
|
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222 LoadExternalDictionary(*locker, path, "dicom.dic"); |
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223 LoadExternalDictionary(*locker, path, "private.dic"); |
| 1656 | 224 |
| 225 #else | |
| 226 #error Support your platform here | |
| 227 #endif | |
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228 } |
| 1656 | 229 |
| 230 /* make sure data dictionary is loaded */ | |
| 231 if (!dcmDataDict.isDictionaryLoaded()) | |
| 232 { | |
| 233 LOG(ERROR) << "No DICOM dictionary loaded, check environment variable: " << DCM_DICT_ENVIRONMENT_VARIABLE; | |
| 234 throw OrthancException(ErrorCode_InternalError); | |
| 235 } | |
| 236 | |
| 237 { | |
| 238 // Test the dictionary with a simple DICOM tag | |
| 239 DcmTag key(0x0010, 0x1030); // This is PatientWeight | |
| 240 if (key.getEVR() != EVR_DS) | |
| 241 { | |
| 242 LOG(ERROR) << "The DICOM dictionary has not been correctly read"; | |
| 243 throw OrthancException(ErrorCode_InternalError); | |
| 244 } | |
| 245 } | |
| 246 } | |
| 247 | |
| 248 | |
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249 void FromDcmtkBridge::RegisterDictionaryTag(const DicomTag& tag, |
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250 const DcmEVR& vr, |
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251 const std::string& name, |
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252 unsigned int minMultiplicity, |
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253 unsigned int maxMultiplicity) |
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254 { |
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255 if (minMultiplicity < 1) |
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256 { |
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257 throw OrthancException(ErrorCode_ParameterOutOfRange); |
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258 } |
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259 |
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260 if (maxMultiplicity == 0) |
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261 { |
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262 maxMultiplicity = DcmVariableVM; |
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263 } |
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264 else if (maxMultiplicity < minMultiplicity) |
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265 { |
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266 throw OrthancException(ErrorCode_ParameterOutOfRange); |
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267 } |
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268 |
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269 std::auto_ptr<DcmDictEntry> entry(new DcmDictEntry(tag.GetGroup(), |
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270 tag.GetElement(), |
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271 vr, name.c_str(), |
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272 static_cast<int>(minMultiplicity), |
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273 static_cast<int>(maxMultiplicity), |
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274 NULL /* version */, |
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275 OFTrue /* doCopyString */, |
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276 NULL /* private creator */)); |
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277 |
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278 entry->setGroupRangeRestriction(DcmDictRange_Unspecified); |
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279 entry->setElementRangeRestriction(DcmDictRange_Unspecified); |
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280 |
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281 { |
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282 DictionaryLocker locker; |
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283 locker->addEntry(entry.release()); |
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284 } |
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285 } |
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286 |
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287 |
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288 Encoding FromDcmtkBridge::DetectEncoding(DcmDataset& dataset) |
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289 { |
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290 // By default, Latin1 encoding is assumed |
| 1557 | 291 std::string s = Configuration::GetGlobalStringParameter("DefaultEncoding", "Latin1"); |
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292 Encoding encoding = s.empty() ? Encoding_Latin1 : StringToEncoding(s.c_str()); |
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293 |
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294 OFString tmp; |
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295 if (dataset.findAndGetOFString(DCM_SpecificCharacterSet, tmp).good()) |
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296 { |
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297 std::string characterSet = Toolbox::StripSpaces(std::string(tmp.c_str())); |
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298 |
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299 if (characterSet.empty()) |
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300 { |
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301 // Empty specific character set tag: Use the default encoding |
| 1087 | 302 } |
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303 else if (GetDicomEncoding(encoding, characterSet.c_str())) |
| 1087 | 304 { |
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305 // The specific character set is supported by the Orthanc core |
| 1087 | 306 } |
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307 else |
| 1087 | 308 { |
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309 LOG(WARNING) << "Value of Specific Character Set (0008,0005) is not supported: " << characterSet |
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310 << ", fallback to ASCII (remove all special characters)"; |
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311 encoding = Encoding_Ascii; |
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312 } |
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313 } |
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314 else |
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315 { |
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316 // No specific character set tag: Use the default encoding |
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317 } |
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318 |
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319 return encoding; |
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320 } |
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321 |
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322 |
| 0 | 323 void FromDcmtkBridge::Convert(DicomMap& target, DcmDataset& dataset) |
| 324 { | |
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325 Encoding encoding = DetectEncoding(dataset); |
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326 |
| 0 | 327 target.Clear(); |
| 328 for (unsigned long i = 0; i < dataset.card(); i++) | |
| 329 { | |
| 330 DcmElement* element = dataset.getElement(i); | |
| 331 if (element && element->isLeaf()) | |
| 332 { | |
| 333 target.SetValue(element->getTag().getGTag(), | |
| 334 element->getTag().getETag(), | |
|
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335 ConvertLeafElement(*element, encoding)); |
| 0 | 336 } |
| 337 } | |
| 338 } | |
| 339 | |
| 340 | |
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341 DicomTag FromDcmtkBridge::Convert(const DcmTag& tag) |
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342 { |
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343 return DicomTag(tag.getGTag(), tag.getETag()); |
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344 } |
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345 |
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346 |
| 0 | 347 DicomTag FromDcmtkBridge::GetTag(const DcmElement& element) |
| 348 { | |
| 349 return DicomTag(element.getGTag(), element.getETag()); | |
| 350 } | |
| 351 | |
| 352 | |
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353 bool FromDcmtkBridge::IsPrivateTag(DcmTag& tag) |
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354 { |
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355 #if 1 |
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356 DcmTagKey tmp(tag.getGTag(), tag.getETag()); |
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357 return tmp.isPrivate(); |
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358 #else |
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359 // Implementation for Orthanc versions <= 0.8.5 |
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360 return (tag.getPrivateCreator() != NULL || |
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361 !strcmp("PrivateCreator", tag.getTagName())); // TODO - This may change with future versions of DCMTK |
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362 #endif |
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363 } |
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364 |
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365 |
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366 bool FromDcmtkBridge::IsPrivateTag(const DicomTag& tag) |
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367 { |
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368 #if 1 |
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369 DcmTagKey tmp(tag.GetGroup(), tag.GetElement()); |
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370 return tmp.isPrivate(); |
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371 #else |
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372 // Implementation for Orthanc versions <= 0.8.5 |
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373 DcmTag tmp(tag.GetGroup(), tag.GetElement()); |
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374 return IsPrivateTag(tmp); |
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375 #endif |
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376 } |
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377 |
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378 |
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379 DicomValue* FromDcmtkBridge::ConvertLeafElement(DcmElement& element, |
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380 Encoding encoding) |
| 0 | 381 { |
| 382 if (!element.isLeaf()) | |
| 383 { | |
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384 // This function is only applicable to leaf elements |
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385 throw OrthancException(ErrorCode_BadParameterType); |
| 0 | 386 } |
| 387 | |
| 388 if (element.isaString()) | |
| 389 { | |
| 390 char *c; | |
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391 if (element.getString(c).good()) |
| 0 | 392 { |
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393 if (c == NULL) // This case corresponds to the empty string |
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394 { |
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395 return new DicomString(""); |
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396 } |
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397 else |
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398 { |
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399 std::string s(c); |
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400 std::string utf8 = Toolbox::ConvertToUtf8(s, encoding); |
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401 return new DicomString(utf8); |
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402 } |
| 0 | 403 } |
| 404 else | |
| 405 { | |
| 406 return new DicomNullValue; | |
| 407 } | |
| 408 } | |
| 409 | |
| 410 try | |
| 411 { | |
| 412 // http://support.dcmtk.org/docs/dcvr_8h-source.html | |
| 413 switch (element.getVR()) | |
| 414 { | |
| 415 | |
| 416 /** | |
| 417 * TODO. | |
| 418 **/ | |
|
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419 |
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420 case EVR_OB: // other byte |
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421 case EVR_OF: // other float |
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422 case EVR_OW: // other word |
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423 case EVR_UN: // unknown value representation |
| 1131 | 424 return new DicomNullValue; |
|
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425 |
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426 /** |
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427 * String types, should never happen at this point because of |
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428 * "element.isaString()". |
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429 **/ |
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430 |
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431 case EVR_DS: // decimal string |
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432 case EVR_IS: // integer string |
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433 case EVR_AS: // age string |
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434 case EVR_DA: // date string |
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435 case EVR_DT: // date time string |
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436 case EVR_TM: // time string |
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437 case EVR_AE: // application entity title |
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438 case EVR_CS: // code string |
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439 case EVR_SH: // short string |
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440 case EVR_LO: // long string |
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441 case EVR_ST: // short text |
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442 case EVR_LT: // long text |
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443 case EVR_UT: // unlimited text |
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444 case EVR_PN: // person name |
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445 case EVR_UI: // unique identifier |
| 1131 | 446 return new DicomNullValue; |
| 0 | 447 |
| 448 | |
|
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449 /** |
| 1131 | 450 * Numberic types |
|
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451 **/ |
| 0 | 452 |
|
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453 case EVR_SL: // signed long |
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454 { |
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455 Sint32 f; |
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456 if (dynamic_cast<DcmSignedLong&>(element).getSint32(f).good()) |
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457 return new DicomString(boost::lexical_cast<std::string>(f)); |
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458 else |
| 1131 | 459 return new DicomNullValue; |
|
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460 } |
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461 |
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462 case EVR_SS: // signed short |
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463 { |
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464 Sint16 f; |
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465 if (dynamic_cast<DcmSignedShort&>(element).getSint16(f).good()) |
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466 return new DicomString(boost::lexical_cast<std::string>(f)); |
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467 else |
| 1131 | 468 return new DicomNullValue; |
|
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469 } |
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470 |
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471 case EVR_UL: // unsigned long |
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472 { |
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473 Uint32 f; |
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474 if (dynamic_cast<DcmUnsignedLong&>(element).getUint32(f).good()) |
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475 return new DicomString(boost::lexical_cast<std::string>(f)); |
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476 else |
| 1131 | 477 return new DicomNullValue; |
|
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478 } |
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479 |
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480 case EVR_US: // unsigned short |
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481 { |
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482 Uint16 f; |
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483 if (dynamic_cast<DcmUnsignedShort&>(element).getUint16(f).good()) |
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484 return new DicomString(boost::lexical_cast<std::string>(f)); |
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485 else |
| 1131 | 486 return new DicomNullValue; |
|
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487 } |
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488 |
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489 case EVR_FL: // float single-precision |
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490 { |
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491 Float32 f; |
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492 if (dynamic_cast<DcmFloatingPointSingle&>(element).getFloat32(f).good()) |
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493 return new DicomString(boost::lexical_cast<std::string>(f)); |
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494 else |
| 1131 | 495 return new DicomNullValue; |
|
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496 } |
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497 |
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498 case EVR_FD: // float double-precision |
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499 { |
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500 Float64 f; |
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501 if (dynamic_cast<DcmFloatingPointDouble&>(element).getFloat64(f).good()) |
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502 return new DicomString(boost::lexical_cast<std::string>(f)); |
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503 else |
| 1131 | 504 return new DicomNullValue; |
| 505 } | |
| 506 | |
| 507 | |
| 508 /** | |
| 509 * Attribute tag. | |
| 510 **/ | |
| 511 | |
| 512 case EVR_AT: | |
| 513 { | |
| 1147 | 514 DcmTagKey tag; |
| 515 if (dynamic_cast<DcmAttributeTag&>(element).getTagVal(tag, 0).good()) | |
| 516 { | |
| 517 DicomTag t(tag.getGroup(), tag.getElement()); | |
| 518 return new DicomString(t.Format()); | |
| 519 } | |
| 1131 | 520 else |
| 1147 | 521 { |
| 1131 | 522 return new DicomNullValue; |
| 1147 | 523 } |
|
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524 } |
| 0 | 525 |
| 526 | |
| 527 /** | |
|
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528 * Sequence types, should never occur at this point because of |
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529 * "element.isLeaf()". |
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530 **/ |
| 0 | 531 |
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532 case EVR_SQ: // sequence of items |
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533 return new DicomNullValue; |
| 0 | 534 |
| 535 | |
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536 /** |
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537 * Internal to DCMTK. |
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538 **/ |
| 0 | 539 |
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540 case EVR_ox: // OB or OW depending on context |
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541 case EVR_xs: // SS or US depending on context |
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542 case EVR_lt: // US, SS or OW depending on context, used for LUT Data (thus the name) |
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543 case EVR_na: // na="not applicable", for data which has no VR |
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544 case EVR_up: // up="unsigned pointer", used internally for DICOMDIR suppor |
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545 case EVR_item: // used internally for items |
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546 case EVR_metainfo: // used internally for meta info datasets |
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547 case EVR_dataset: // used internally for datasets |
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548 case EVR_fileFormat: // used internally for DICOM files |
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549 case EVR_dicomDir: // used internally for DICOMDIR objects |
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550 case EVR_dirRecord: // used internally for DICOMDIR records |
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551 case EVR_pixelSQ: // used internally for pixel sequences in a compressed image |
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552 case EVR_pixelItem: // used internally for pixel items in a compressed image |
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553 case EVR_UNKNOWN: // used internally for elements with unknown VR (encoded with 4-byte length field in explicit VR) |
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554 case EVR_PixelData: // used internally for uncompressed pixeld data |
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555 case EVR_OverlayData: // used internally for overlay data |
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556 case EVR_UNKNOWN2B: // used internally for elements with unknown VR with 2-byte length field in explicit VR |
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557 return new DicomNullValue; |
| 0 | 558 |
| 559 | |
|
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560 /** |
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561 * Default case. |
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562 **/ |
| 0 | 563 |
|
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564 default: |
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565 return new DicomNullValue; |
| 0 | 566 } |
| 567 } | |
| 568 catch (boost::bad_lexical_cast) | |
| 569 { | |
| 570 return new DicomNullValue; | |
| 571 } | |
|
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572 catch (std::bad_cast) |
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573 { |
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574 return new DicomNullValue; |
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575 } |
| 0 | 576 } |
| 577 | |
| 578 | |
| 1687 | 579 static Json::Value& PrepareNode(Json::Value& parent, |
| 580 DcmElement& element, | |
| 581 DicomToJsonFormat format) | |
| 0 | 582 { |
| 1687 | 583 assert(parent.type() == Json::objectValue); |
| 0 | 584 |
|
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585 DicomTag tag(FromDcmtkBridge::GetTag(element)); |
|
305
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586 const std::string formattedTag = tag.Format(); |
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587 |
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588 if (format == DicomToJsonFormat_Short) |
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589 { |
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590 parent[formattedTag] = Json::nullValue; |
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591 return parent[formattedTag]; |
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592 } |
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593 |
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594 // This code gives access to the name of the private tags |
|
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595 DcmTag tagbis(element.getTag()); |
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596 const std::string tagName(tagbis.getTagName()); |
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597 |
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598 switch (format) |
| 0 | 599 { |
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600 case DicomToJsonFormat_Simple: |
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601 parent[tagName] = Json::nullValue; |
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602 return parent[tagName]; |
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603 |
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604 case DicomToJsonFormat_Full: |
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605 { |
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606 parent[formattedTag] = Json::objectValue; |
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607 Json::Value& node = parent[formattedTag]; |
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608 |
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609 if (element.isLeaf()) |
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610 { |
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611 node["Name"] = tagName; |
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612 |
|
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613 if (tagbis.getPrivateCreator() != NULL) |
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614 { |
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615 node["PrivateCreator"] = tagbis.getPrivateCreator(); |
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616 } |
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617 |
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618 return node; |
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619 } |
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620 else |
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621 { |
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622 node["Name"] = tagName; |
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623 node["Type"] = "Sequence"; |
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624 node["Value"] = Json::nullValue; |
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625 return node["Value"]; |
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626 } |
|
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627 } |
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628 |
|
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629 default: |
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630 throw OrthancException(ErrorCode_ParameterOutOfRange); |
| 1687 | 631 } |
| 632 } | |
| 633 | |
| 634 | |
| 635 static void LeafValueToJson(Json::Value& target, | |
| 636 const DicomValue& value, | |
| 637 DicomToJsonFormat format, | |
|
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638 unsigned int maxStringLength) |
| 1687 | 639 { |
|
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640 std::string content = value.AsString(); |
| 1687 | 641 |
|
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642 switch (format) |
| 1687 | 643 { |
|
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644 case DicomToJsonFormat_Short: |
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645 case DicomToJsonFormat_Simple: |
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646 { |
|
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647 assert(target.type() == Json::nullValue); |
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648 |
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649 if (!value.IsNull() && |
|
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650 (maxStringLength == 0 || |
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651 content.size() <= maxStringLength)) |
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652 { |
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653 target = content; |
|
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654 } |
|
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655 |
|
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656 break; |
|
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657 } |
|
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|
658 |
|
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659 case DicomToJsonFormat_Full: |
| 0 | 660 { |
|
1688
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661 assert(target.type() == Json::objectValue); |
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662 |
|
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DicomToJsonFormat enumeration
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663 if (value.IsNull()) |
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664 { |
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665 target["Type"] = "Null"; |
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666 target["Value"] = Json::nullValue; |
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667 } |
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668 else |
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669 { |
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670 if (maxStringLength == 0 || |
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671 content.size() <= maxStringLength) |
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672 { |
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673 target["Type"] = "String"; |
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674 target["Value"] = content; |
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675 } |
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676 else |
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677 { |
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678 target["Type"] = "TooLong"; |
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679 target["Value"] = Json::nullValue; |
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680 } |
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681 } |
|
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682 break; |
| 0 | 683 } |
|
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|
684 |
|
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685 default: |
|
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686 throw OrthancException(ErrorCode_ParameterOutOfRange); |
| 1687 | 687 } |
| 688 } | |
|
35
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|
689 |
| 1687 | 690 |
| 691 static void DatasetToJson(Json::Value& parent, | |
| 692 DcmItem& item, | |
| 693 DicomToJsonFormat format, | |
| 694 unsigned int maxStringLength, | |
| 695 Encoding encoding); | |
| 696 | |
| 697 | |
| 1690 | 698 void FromDcmtkBridge::ToJson(Json::Value& parent, |
| 699 DcmElement& element, | |
| 700 DicomToJsonFormat format, | |
| 701 unsigned int maxStringLength, | |
| 702 Encoding encoding) | |
| 1687 | 703 { |
| 1690 | 704 parent = Json::objectValue; |
| 1687 | 705 Json::Value& target = PrepareNode(parent, element, format); |
| 706 | |
| 707 if (element.isLeaf()) | |
| 708 { | |
| 709 std::auto_ptr<DicomValue> v(FromDcmtkBridge::ConvertLeafElement(element, encoding)); | |
|
1688
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DicomToJsonFormat enumeration
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|
710 LeafValueToJson(target, *v, format, maxStringLength); |
| 0 | 711 } |
| 712 else | |
| 713 { | |
|
1688
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DicomToJsonFormat enumeration
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|
714 assert(target.type() == Json::nullValue); |
|
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|
715 target = Json::arrayValue; |
| 0 | 716 |
| 717 // "All subclasses of DcmElement except for DcmSequenceOfItems | |
| 718 // are leaf nodes, while DcmSequenceOfItems, DcmItem, DcmDataset | |
| 1687 | 719 // etc. are not." The following dynamic_cast is thus OK. |
| 0 | 720 DcmSequenceOfItems& sequence = dynamic_cast<DcmSequenceOfItems&>(element); |
| 721 | |
| 722 for (unsigned long i = 0; i < sequence.card(); i++) | |
| 723 { | |
| 724 DcmItem* child = sequence.getItem(i); | |
| 1687 | 725 Json::Value& v = target.append(Json::objectValue); |
| 1686 | 726 DatasetToJson(v, *child, format, maxStringLength, encoding); |
| 1687 | 727 } |
| 0 | 728 } |
| 729 } | |
| 730 | |
| 731 | |
| 1687 | 732 static void DatasetToJson(Json::Value& parent, |
| 1686 | 733 DcmItem& item, |
| 734 DicomToJsonFormat format, | |
| 735 unsigned int maxStringLength, | |
| 736 Encoding encoding) | |
| 737 { | |
|
1688
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|
738 assert(parent.type() == Json::objectValue); |
| 1686 | 739 |
| 740 for (unsigned long i = 0; i < item.card(); i++) | |
| 741 { | |
| 742 DcmElement* element = item.getElement(i); | |
| 1690 | 743 FromDcmtkBridge::ToJson(parent, *element, format, maxStringLength, encoding); |
| 1686 | 744 } |
| 745 } | |
| 746 | |
| 747 | |
| 1687 | 748 void FromDcmtkBridge::ToJson(Json::Value& target, |
| 0 | 749 DcmDataset& dataset, |
| 1686 | 750 DicomToJsonFormat format, |
| 0 | 751 unsigned int maxStringLength) |
| 752 { | |
|
1688
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diff
changeset
|
753 target = Json::objectValue; |
| 1687 | 754 DatasetToJson(target, dataset, format, maxStringLength, DetectEncoding(dataset)); |
| 0 | 755 } |
| 756 | |
| 757 | |
| 758 std::string FromDcmtkBridge::GetName(const DicomTag& t) | |
| 759 { | |
| 106 | 760 // Some patches for important tags because of different DICOM |
| 761 // dictionaries between DCMTK versions | |
|
291
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762 std::string n = t.GetMainTagsName(); |
|
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763 if (n.size() != 0) |
|
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|
764 { |
|
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|
765 return n; |
|
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766 } |
| 106 | 767 // End of patches |
| 768 | |
|
305
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|
769 #if 0 |
| 0 | 770 DcmTagKey tag(t.GetGroup(), t.GetElement()); |
| 771 const DcmDataDictionary& dict = dcmDataDict.rdlock(); | |
| 772 const DcmDictEntry* entry = dict.findEntry(tag, NULL); | |
| 773 | |
|
306
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diff
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|
774 std::string s(DcmTag_ERROR_TagName); |
| 0 | 775 if (entry != NULL) |
| 776 { | |
| 777 s = std::string(entry->getTagName()); | |
| 778 } | |
| 779 | |
| 780 dcmDataDict.unlock(); | |
| 781 return s; | |
|
305
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|
782 #else |
|
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|
783 DcmTag tag(t.GetGroup(), t.GetElement()); |
|
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|
784 const char* name = tag.getTagName(); |
|
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785 if (name == NULL) |
|
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|
786 { |
|
306
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diff
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|
787 return DcmTag_ERROR_TagName; |
|
305
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|
788 } |
|
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|
789 else |
|
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|
790 { |
|
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|
791 return std::string(name); |
|
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|
792 } |
|
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diff
changeset
|
793 #endif |
| 0 | 794 } |
| 795 | |
| 796 | |
| 304 | 797 DicomTag FromDcmtkBridge::ParseTag(const char* name) |
| 0 | 798 { |
| 304 | 799 if (strlen(name) == 9 && |
| 800 isxdigit(name[0]) && | |
| 801 isxdigit(name[1]) && | |
| 802 isxdigit(name[2]) && | |
| 803 isxdigit(name[3]) && | |
|
991
2f76b92addd4
keep private tags during anonymization
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parents:
957
diff
changeset
|
804 (name[4] == '-' || name[4] == ',') && |
| 304 | 805 isxdigit(name[5]) && |
| 806 isxdigit(name[6]) && | |
| 807 isxdigit(name[7]) && | |
| 808 isxdigit(name[8])) | |
| 809 { | |
| 810 uint16_t group = GetTagValue(name); | |
| 811 uint16_t element = GetTagValue(name + 5); | |
| 812 return DicomTag(group, element); | |
| 813 } | |
| 814 | |
|
305
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|
815 #if 0 |
| 0 | 816 const DcmDataDictionary& dict = dcmDataDict.rdlock(); |
| 817 const DcmDictEntry* entry = dict.findEntry(name); | |
| 818 | |
| 819 if (entry == NULL) | |
| 820 { | |
| 821 dcmDataDict.unlock(); | |
|
1582
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encoding of exceptions
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diff
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|
822 throw OrthancException(ErrorCode_UnknownDicomTag); |
| 0 | 823 } |
| 824 else | |
| 825 { | |
| 826 DcmTagKey key = entry->getKey(); | |
| 827 DicomTag tag(key.getGroup(), key.getElement()); | |
| 828 dcmDataDict.unlock(); | |
| 829 return tag; | |
| 830 } | |
|
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831 #else |
|
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|
832 DcmTag tag; |
|
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|
833 if (DcmTag::findTagFromName(name, tag).good()) |
|
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|
834 { |
|
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|
835 return DicomTag(tag.getGTag(), tag.getETag()); |
|
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836 } |
|
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|
837 else |
|
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|
838 { |
|
1582
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839 throw OrthancException(ErrorCode_UnknownDicomTag); |
|
305
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840 } |
|
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|
841 #endif |
| 0 | 842 } |
| 843 | |
| 844 | |
|
1655
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|
845 bool FromDcmtkBridge::IsUnknownTag(const DicomTag& tag) |
|
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|
846 { |
|
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|
847 DcmTag tmp(tag.GetGroup(), tag.GetElement()); |
|
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|
848 return tmp.isUnknownVR(); |
|
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|
849 } |
|
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|
850 |
|
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|
851 |
| 0 | 852 void FromDcmtkBridge::Print(FILE* fp, const DicomMap& m) |
| 853 { | |
| 854 for (DicomMap::Map::const_iterator | |
| 656 | 855 it = m.map_.begin(); it != m.map_.end(); ++it) |
| 0 | 856 { |
| 857 DicomTag t = it->first; | |
| 858 std::string s = it->second->AsString(); | |
| 319 | 859 fprintf(fp, "0x%04x 0x%04x (%s) [%s]\n", t.GetGroup(), t.GetElement(), GetName(t).c_str(), s.c_str()); |
| 0 | 860 } |
| 861 } | |
| 862 | |
| 863 | |
| 864 void FromDcmtkBridge::ToJson(Json::Value& result, | |
| 1368 | 865 const DicomMap& values, |
| 866 bool simplify) | |
| 0 | 867 { |
| 868 if (result.type() != Json::objectValue) | |
| 869 { | |
| 62 | 870 throw OrthancException(ErrorCode_BadParameterType); |
| 0 | 871 } |
| 872 | |
| 873 result.clear(); | |
| 874 | |
| 875 for (DicomMap::Map::const_iterator | |
| 656 | 876 it = values.map_.begin(); it != values.map_.end(); ++it) |
| 0 | 877 { |
| 1368 | 878 if (simplify) |
| 879 { | |
| 880 result[GetName(it->first)] = it->second->AsString(); | |
| 881 } | |
| 882 else | |
| 883 { | |
| 884 Json::Value value = Json::objectValue; | |
| 885 | |
| 886 value["Name"] = GetName(it->first); | |
| 887 | |
| 888 if (it->second->IsNull()) | |
| 889 { | |
| 890 value["Type"] = "Null"; | |
| 891 value["Value"] = Json::nullValue; | |
| 892 } | |
| 893 else | |
| 894 { | |
| 895 value["Type"] = "String"; | |
| 896 value["Value"] = it->second->AsString(); | |
| 897 } | |
| 898 | |
| 899 result[it->first.Format()] = value; | |
| 900 } | |
| 0 | 901 } |
| 902 } | |
| 176 | 903 |
| 904 | |
| 788 | 905 std::string FromDcmtkBridge::GenerateUniqueIdentifier(ResourceType level) |
| 176 | 906 { |
| 907 char uid[100]; | |
| 908 | |
| 909 switch (level) | |
| 910 { | |
| 788 | 911 case ResourceType_Patient: |
| 311 | 912 // The "PatientID" field is of type LO (Long String), 64 |
| 913 // Bytes Maximum. An UUID is of length 36, thus it can be used | |
| 914 // as a random PatientID. | |
| 915 return Toolbox::GenerateUuid(); | |
|
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916 |
| 788 | 917 case ResourceType_Instance: |
|
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918 return dcmGenerateUniqueIdentifier(uid, SITE_INSTANCE_UID_ROOT); |
| 176 | 919 |
| 788 | 920 case ResourceType_Series: |
|
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921 return dcmGenerateUniqueIdentifier(uid, SITE_SERIES_UID_ROOT); |
| 176 | 922 |
| 788 | 923 case ResourceType_Study: |
|
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924 return dcmGenerateUniqueIdentifier(uid, SITE_STUDY_UID_ROOT); |
| 176 | 925 |
|
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926 default: |
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927 throw OrthancException(ErrorCode_ParameterOutOfRange); |
| 176 | 928 } |
| 929 } | |
| 930 | |
|
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931 bool FromDcmtkBridge::SaveToMemoryBuffer(std::string& buffer, |
|
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932 DcmDataset& dataSet) |
|
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933 { |
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934 // Determine the transfer syntax which shall be used to write the |
|
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935 // information to the file. We always switch to the Little Endian |
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936 // syntax, with explicit length. |
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937 |
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938 // http://support.dcmtk.org/docs/dcxfer_8h-source.html |
|
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939 |
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940 |
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941 /** |
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942 * Note that up to Orthanc 0.7.1 (inclusive), the |
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943 * "EXS_LittleEndianExplicit" was always used to save the DICOM |
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944 * dataset into memory. We now keep the original transfer syntax |
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945 * (if available). |
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946 **/ |
|
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947 E_TransferSyntax xfer = dataSet.getOriginalXfer(); |
|
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948 if (xfer == EXS_Unknown) |
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949 { |
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950 // No information about the original transfer syntax: This is |
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951 // most probably a DICOM dataset that was read from memory. |
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952 xfer = EXS_LittleEndianExplicit; |
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953 } |
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954 |
|
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955 E_EncodingType encodingType = /*opt_sequenceType*/ EET_ExplicitLength; |
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956 |
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957 // Create the meta-header information |
|
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958 DcmFileFormat ff(&dataSet); |
|
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959 ff.validateMetaInfo(xfer); |
|
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960 ff.removeInvalidGroups(); |
|
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961 |
|
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962 // Create a memory buffer with the proper size |
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963 uint32_t s = ff.calcElementLength(xfer, encodingType); |
|
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964 buffer.resize(s); |
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965 DcmOutputBufferStream ob(&buffer[0], s); |
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966 |
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967 // Fill the memory buffer with the meta-header and the dataset |
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968 ff.transferInit(); |
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969 OFCondition c = ff.write(ob, xfer, encodingType, NULL, |
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970 /*opt_groupLength*/ EGL_recalcGL, |
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971 /*opt_paddingType*/ EPD_withoutPadding); |
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972 ff.transferEnd(); |
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973 |
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974 // Handle errors |
|
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975 if (c.good()) |
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976 { |
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977 return true; |
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978 } |
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979 else |
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980 { |
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981 buffer.clear(); |
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982 return false; |
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983 } |
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984 } |
| 1360 | 985 |
| 986 | |
|
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987 ValueRepresentation FromDcmtkBridge::GetValueRepresentation(const DicomTag& tag) |
| 1360 | 988 { |
| 989 DcmTag t(tag.GetGroup(), tag.GetElement()); | |
|
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990 switch (t.getEVR()) |
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991 { |
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992 case EVR_PN: |
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993 return ValueRepresentation_PatientName; |
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994 |
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995 case EVR_DA: |
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996 return ValueRepresentation_Date; |
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997 |
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998 case EVR_DT: |
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999 return ValueRepresentation_DateTime; |
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1000 |
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1001 case EVR_TM: |
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1002 return ValueRepresentation_Time; |
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1003 |
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1004 default: |
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1005 return ValueRepresentation_Other; |
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1006 } |
| 1360 | 1007 } |
| 1008 | |
| 1689 | 1009 |
| 1010 | |
| 1011 DcmElement* FromDcmtkBridge::CreateElementForTag(const DicomTag& tag) | |
| 1012 { | |
| 1013 DcmTag key(tag.GetGroup(), tag.GetElement()); | |
| 1014 | |
| 1015 switch (key.getEVR()) | |
| 1016 { | |
| 1017 // http://support.dcmtk.org/docs/dcvr_8h-source.html | |
| 1018 | |
| 1019 /** | |
| 1020 * TODO. | |
| 1021 **/ | |
| 1022 | |
| 1023 case EVR_OB: // other byte | |
| 1024 case EVR_OF: // other float | |
| 1025 case EVR_OW: // other word | |
| 1026 case EVR_AT: // attribute tag | |
| 1027 throw OrthancException(ErrorCode_NotImplemented); | |
| 1028 | |
| 1029 case EVR_UN: // unknown value representation | |
| 1030 throw OrthancException(ErrorCode_ParameterOutOfRange); | |
| 1031 | |
| 1032 | |
| 1033 /** | |
| 1034 * String types. | |
| 1035 * http://support.dcmtk.org/docs/classDcmByteString.html | |
| 1036 **/ | |
| 1037 | |
| 1038 case EVR_AS: // age string | |
| 1039 return new DcmAgeString(key); | |
| 1040 | |
| 1041 case EVR_AE: // application entity title | |
| 1042 return new DcmApplicationEntity(key); | |
| 1043 | |
| 1044 case EVR_CS: // code string | |
| 1045 return new DcmCodeString(key); | |
| 1046 | |
| 1047 case EVR_DA: // date string | |
| 1048 return new DcmDate(key); | |
| 1049 | |
| 1050 case EVR_DT: // date time string | |
| 1051 return new DcmDateTime(key); | |
| 1052 | |
| 1053 case EVR_DS: // decimal string | |
| 1054 return new DcmDecimalString(key); | |
| 1055 | |
| 1056 case EVR_IS: // integer string | |
| 1057 return new DcmIntegerString(key); | |
| 1058 | |
| 1059 case EVR_TM: // time string | |
| 1060 return new DcmTime(key); | |
| 1061 | |
| 1062 case EVR_UI: // unique identifier | |
| 1063 return new DcmUniqueIdentifier(key); | |
| 1064 | |
| 1065 case EVR_ST: // short text | |
| 1066 return new DcmShortText(key); | |
| 1067 | |
| 1068 case EVR_LO: // long string | |
| 1069 return new DcmLongString(key); | |
| 1070 | |
| 1071 case EVR_LT: // long text | |
| 1072 return new DcmLongText(key); | |
| 1073 | |
| 1074 case EVR_UT: // unlimited text | |
| 1075 return new DcmUnlimitedText(key); | |
| 1076 | |
| 1077 case EVR_SH: // short string | |
| 1078 return new DcmShortString(key); | |
| 1079 | |
| 1080 case EVR_PN: // person name | |
| 1081 return new DcmPersonName(key); | |
| 1082 | |
| 1083 | |
| 1084 /** | |
| 1085 * Numerical types | |
| 1086 **/ | |
| 1087 | |
| 1088 case EVR_SL: // signed long | |
| 1089 return new DcmSignedLong(key); | |
| 1090 | |
| 1091 case EVR_SS: // signed short | |
| 1092 return new DcmSignedShort(key); | |
| 1093 | |
| 1094 case EVR_UL: // unsigned long | |
| 1095 return new DcmUnsignedLong(key); | |
| 1096 | |
| 1097 case EVR_US: // unsigned short | |
| 1098 return new DcmUnsignedShort(key); | |
| 1099 | |
| 1100 case EVR_FL: // float single-precision | |
| 1101 return new DcmFloatingPointSingle(key); | |
| 1102 | |
| 1103 case EVR_FD: // float double-precision | |
| 1104 return new DcmFloatingPointDouble(key); | |
| 1105 | |
| 1106 | |
| 1107 /** | |
| 1108 * Sequence types, should never occur at this point. | |
| 1109 **/ | |
| 1110 | |
| 1111 case EVR_SQ: // sequence of items | |
| 1112 throw OrthancException(ErrorCode_ParameterOutOfRange); | |
| 1113 | |
| 1114 | |
| 1115 /** | |
| 1116 * Internal to DCMTK. | |
| 1117 **/ | |
| 1118 | |
| 1119 case EVR_ox: // OB or OW depending on context | |
| 1120 case EVR_xs: // SS or US depending on context | |
| 1121 case EVR_lt: // US, SS or OW depending on context, used for LUT Data (thus the name) | |
| 1122 case EVR_na: // na="not applicable", for data which has no VR | |
| 1123 case EVR_up: // up="unsigned pointer", used internally for DICOMDIR suppor | |
| 1124 case EVR_item: // used internally for items | |
| 1125 case EVR_metainfo: // used internally for meta info datasets | |
| 1126 case EVR_dataset: // used internally for datasets | |
| 1127 case EVR_fileFormat: // used internally for DICOM files | |
| 1128 case EVR_dicomDir: // used internally for DICOMDIR objects | |
| 1129 case EVR_dirRecord: // used internally for DICOMDIR records | |
| 1130 case EVR_pixelSQ: // used internally for pixel sequences in a compressed image | |
| 1131 case EVR_pixelItem: // used internally for pixel items in a compressed image | |
| 1132 case EVR_UNKNOWN: // used internally for elements with unknown VR (encoded with 4-byte length field in explicit VR) | |
| 1133 case EVR_PixelData: // used internally for uncompressed pixeld data | |
| 1134 case EVR_OverlayData: // used internally for overlay data | |
| 1135 case EVR_UNKNOWN2B: // used internally for elements with unknown VR with 2-byte length field in explicit VR | |
| 1136 default: | |
| 1137 break; | |
| 1138 } | |
| 1139 | |
| 1140 throw OrthancException(ErrorCode_InternalError); | |
| 1141 } | |
| 1142 | |
| 1143 | |
| 1144 | |
| 1145 void FromDcmtkBridge::FillElementWithString(DcmElement& element, | |
| 1146 const DicomTag& tag, | |
| 1147 const std::string& value, | |
| 1148 bool decodeBinaryTags) | |
| 1149 { | |
| 1150 std::string binary; | |
| 1151 const std::string* decoded = &value; | |
| 1152 | |
| 1153 if (decodeBinaryTags && | |
| 1154 boost::starts_with(value, "data:application/octet-stream;base64,")) | |
| 1155 { | |
| 1156 std::string mime; | |
| 1157 Toolbox::DecodeDataUriScheme(mime, binary, value); | |
| 1158 decoded = &binary; | |
| 1159 } | |
| 1160 | |
| 1161 | |
| 1162 if (FromDcmtkBridge::IsPrivateTag(tag) || | |
| 1163 FromDcmtkBridge::IsUnknownTag(tag)) | |
| 1164 { | |
| 1165 if (element.putUint8Array((const Uint8*) decoded->c_str(), decoded->size()).good()) | |
| 1166 { | |
| 1167 return; | |
| 1168 } | |
| 1169 else | |
| 1170 { | |
| 1171 throw OrthancException(ErrorCode_InternalError); | |
| 1172 } | |
| 1173 } | |
| 1174 | |
| 1175 DcmTag key(tag.GetGroup(), tag.GetElement()); | |
| 1176 bool ok = false; | |
| 1177 | |
| 1178 try | |
| 1179 { | |
| 1180 switch (key.getEVR()) | |
| 1181 { | |
| 1182 // http://support.dcmtk.org/docs/dcvr_8h-source.html | |
| 1183 | |
| 1184 /** | |
| 1185 * TODO. | |
| 1186 **/ | |
| 1187 | |
| 1188 case EVR_OB: // other byte | |
| 1189 case EVR_OF: // other float | |
| 1190 case EVR_OW: // other word | |
| 1191 case EVR_AT: // attribute tag | |
| 1192 throw OrthancException(ErrorCode_NotImplemented); | |
| 1193 | |
| 1194 case EVR_UN: // unknown value representation | |
| 1195 throw OrthancException(ErrorCode_ParameterOutOfRange); | |
| 1196 | |
| 1197 | |
| 1198 /** | |
| 1199 * String types. | |
| 1200 **/ | |
| 1201 | |
| 1202 case EVR_DS: // decimal string | |
| 1203 case EVR_IS: // integer string | |
| 1204 case EVR_AS: // age string | |
| 1205 case EVR_DA: // date string | |
| 1206 case EVR_DT: // date time string | |
| 1207 case EVR_TM: // time string | |
| 1208 case EVR_AE: // application entity title | |
| 1209 case EVR_CS: // code string | |
| 1210 case EVR_SH: // short string | |
| 1211 case EVR_LO: // long string | |
| 1212 case EVR_ST: // short text | |
| 1213 case EVR_LT: // long text | |
| 1214 case EVR_UT: // unlimited text | |
| 1215 case EVR_PN: // person name | |
| 1216 case EVR_UI: // unique identifier | |
| 1217 { | |
| 1218 ok = element.putString(decoded->c_str()).good(); | |
| 1219 break; | |
| 1220 } | |
| 1221 | |
| 1222 | |
| 1223 /** | |
| 1224 * Numerical types | |
| 1225 **/ | |
| 1226 | |
| 1227 case EVR_SL: // signed long | |
| 1228 { | |
| 1229 ok = element.putSint32(boost::lexical_cast<Sint32>(*decoded)).good(); | |
| 1230 break; | |
| 1231 } | |
| 1232 | |
| 1233 case EVR_SS: // signed short | |
| 1234 { | |
| 1235 ok = element.putSint16(boost::lexical_cast<Sint16>(*decoded)).good(); | |
| 1236 break; | |
| 1237 } | |
| 1238 | |
| 1239 case EVR_UL: // unsigned long | |
| 1240 { | |
| 1241 ok = element.putUint32(boost::lexical_cast<Uint32>(*decoded)).good(); | |
| 1242 break; | |
| 1243 } | |
| 1244 | |
| 1245 case EVR_US: // unsigned short | |
| 1246 { | |
| 1247 ok = element.putUint16(boost::lexical_cast<Uint16>(*decoded)).good(); | |
| 1248 break; | |
| 1249 } | |
| 1250 | |
| 1251 case EVR_FL: // float single-precision | |
| 1252 { | |
| 1253 ok = element.putFloat32(boost::lexical_cast<float>(*decoded)).good(); | |
| 1254 break; | |
| 1255 } | |
| 1256 | |
| 1257 case EVR_FD: // float double-precision | |
| 1258 { | |
| 1259 ok = element.putFloat64(boost::lexical_cast<double>(*decoded)).good(); | |
| 1260 break; | |
| 1261 } | |
| 1262 | |
| 1263 | |
| 1264 /** | |
| 1265 * Sequence types, should never occur at this point. | |
| 1266 **/ | |
| 1267 | |
| 1268 case EVR_SQ: // sequence of items | |
| 1269 { | |
| 1270 ok = false; | |
| 1271 break; | |
| 1272 } | |
| 1273 | |
| 1274 | |
| 1275 /** | |
| 1276 * Internal to DCMTK. | |
| 1277 **/ | |
| 1278 | |
| 1279 case EVR_ox: // OB or OW depending on context | |
| 1280 case EVR_xs: // SS or US depending on context | |
| 1281 case EVR_lt: // US, SS or OW depending on context, used for LUT Data (thus the name) | |
| 1282 case EVR_na: // na="not applicable", for data which has no VR | |
| 1283 case EVR_up: // up="unsigned pointer", used internally for DICOMDIR suppor | |
| 1284 case EVR_item: // used internally for items | |
| 1285 case EVR_metainfo: // used internally for meta info datasets | |
| 1286 case EVR_dataset: // used internally for datasets | |
| 1287 case EVR_fileFormat: // used internally for DICOM files | |
| 1288 case EVR_dicomDir: // used internally for DICOMDIR objects | |
| 1289 case EVR_dirRecord: // used internally for DICOMDIR records | |
| 1290 case EVR_pixelSQ: // used internally for pixel sequences in a compressed image | |
| 1291 case EVR_pixelItem: // used internally for pixel items in a compressed image | |
| 1292 case EVR_UNKNOWN: // used internally for elements with unknown VR (encoded with 4-byte length field in explicit VR) | |
| 1293 case EVR_PixelData: // used internally for uncompressed pixeld data | |
| 1294 case EVR_OverlayData: // used internally for overlay data | |
| 1295 case EVR_UNKNOWN2B: // used internally for elements with unknown VR with 2-byte length field in explicit VR | |
| 1296 default: | |
| 1297 break; | |
| 1298 } | |
| 1299 } | |
| 1300 catch (boost::bad_lexical_cast&) | |
| 1301 { | |
| 1302 ok = false; | |
| 1303 } | |
| 1304 | |
| 1305 if (!ok) | |
| 1306 { | |
| 1307 throw OrthancException(ErrorCode_InternalError); | |
| 1308 } | |
| 1309 } | |
| 1310 | |
| 1311 | |
| 1312 DcmElement* FromDcmtkBridge::FromJson(const Json::Value& value, | |
| 1313 const DicomTag& tag, | |
| 1314 bool decodeBinaryTags) | |
| 1315 { | |
| 1316 std::auto_ptr<DcmElement> element; | |
| 1317 | |
| 1690 | 1318 switch (value.type()) |
| 1689 | 1319 { |
| 1690 | 1320 case Json::stringValue: |
| 1321 element.reset(CreateElementForTag(tag)); | |
| 1322 FillElementWithString(*element, tag, value.asString(), decodeBinaryTags); | |
| 1323 break; | |
| 1324 | |
| 1325 case Json::arrayValue: | |
| 1326 { | |
| 1327 DcmTag key(tag.GetGroup(), tag.GetElement()); | |
| 1328 if (key.getEVR() != EVR_SQ) | |
| 1329 { | |
| 1330 throw OrthancException(ErrorCode_BadParameterType); | |
| 1331 } | |
| 1332 | |
| 1333 DcmSequenceOfItems* sequence = new DcmSequenceOfItems(key, value.size()); | |
| 1334 element.reset(sequence); | |
| 1335 | |
| 1336 for (Json::Value::ArrayIndex i = 0; i < value.size(); i++) | |
| 1337 { | |
| 1338 std::auto_ptr<DcmItem> item(new DcmItem); | |
| 1339 | |
| 1340 Json::Value::Members members = value[i].getMemberNames(); | |
| 1341 for (Json::Value::ArrayIndex j = 0; j < members.size(); j++) | |
| 1342 { | |
| 1343 item->insert(FromJson(value[i][members[j]], ParseTag(members[j]), decodeBinaryTags)); | |
| 1344 } | |
| 1345 | |
| 1346 sequence->append(item.release()); | |
| 1347 } | |
| 1348 | |
| 1349 break; | |
| 1350 } | |
| 1351 | |
| 1352 default: | |
| 1353 throw OrthancException(ErrorCode_BadParameterType); | |
| 1689 | 1354 } |
| 1355 | |
| 1356 return element.release(); | |
| 1357 } | |
| 0 | 1358 } |