Mercurial > hg > orthanc
annotate OrthancServer/FromDcmtkBridge.cpp @ 1736:b953c6eef28d
ToJson: IncludePrivateTags and IncludeUnknownTags
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Wed, 21 Oct 2015 16:52:23 +0200 |
parents | a001f6226c7c |
children | ec66a16aa398 |
rev | line source |
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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 } |
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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())) |
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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, DicomToJsonFlags_Default, 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(const DicomTag& tag) |
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354 { |
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355 #if 1 |
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356 DcmTagKey tmp(tag.GetGroup(), tag.GetElement()); |
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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 DcmTag tmp(tag.GetGroup(), tag.GetElement()); |
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361 return IsPrivateTag(tmp); |
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362 #endif |
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363 } |
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364 |
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365 |
956
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366 DicomValue* FromDcmtkBridge::ConvertLeafElement(DcmElement& element, |
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367 DicomToJsonFlags flags, |
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368 Encoding encoding) |
0 | 369 { |
370 if (!element.isLeaf()) | |
371 { | |
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372 // This function is only applicable to leaf elements |
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373 throw OrthancException(ErrorCode_BadParameterType); |
0 | 374 } |
375 | |
376 if (element.isaString()) | |
377 { | |
378 char *c; | |
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379 if (element.getString(c).good()) |
0 | 380 { |
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381 if (c == NULL) // This case corresponds to the empty string |
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382 { |
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383 return new DicomString(""); |
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384 } |
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385 else |
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386 { |
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387 std::string s(c); |
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388 std::string utf8 = Toolbox::ConvertToUtf8(s, encoding); |
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389 return new DicomString(utf8); |
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390 } |
0 | 391 } |
392 else | |
393 { | |
394 return new DicomNullValue; | |
395 } | |
396 } | |
397 | |
398 try | |
399 { | |
400 // http://support.dcmtk.org/docs/dcvr_8h-source.html | |
401 switch (element.getVR()) | |
402 { | |
403 | |
404 /** | |
405 * TODO. | |
406 **/ | |
306
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407 |
302
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408 case EVR_OB: // other byte |
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409 case EVR_OF: // other float |
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410 case EVR_OW: // other word |
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411 case EVR_UN: // unknown value representation |
1131 | 412 return new DicomNullValue; |
306
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413 |
302
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414 /** |
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415 * String types, should never happen at this point because of |
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416 * "element.isaString()". |
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417 **/ |
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418 |
306
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419 case EVR_DS: // decimal string |
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420 case EVR_IS: // integer string |
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421 case EVR_AS: // age string |
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422 case EVR_DA: // date string |
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423 case EVR_DT: // date time string |
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424 case EVR_TM: // time string |
302
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425 case EVR_AE: // application entity title |
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426 case EVR_CS: // code string |
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427 case EVR_SH: // short string |
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428 case EVR_LO: // long string |
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429 case EVR_ST: // short text |
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430 case EVR_LT: // long text |
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431 case EVR_UT: // unlimited text |
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432 case EVR_PN: // person name |
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433 case EVR_UI: // unique identifier |
1131 | 434 return new DicomNullValue; |
0 | 435 |
436 | |
302
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437 /** |
1131 | 438 * Numberic types |
302
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439 **/ |
0 | 440 |
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441 case EVR_SL: // signed long |
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442 { |
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443 Sint32 f; |
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444 if (dynamic_cast<DcmSignedLong&>(element).getSint32(f).good()) |
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445 return new DicomString(boost::lexical_cast<std::string>(f)); |
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446 else |
1131 | 447 return new DicomNullValue; |
302
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448 } |
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449 |
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450 case EVR_SS: // signed short |
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451 { |
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452 Sint16 f; |
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453 if (dynamic_cast<DcmSignedShort&>(element).getSint16(f).good()) |
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454 return new DicomString(boost::lexical_cast<std::string>(f)); |
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455 else |
1131 | 456 return new DicomNullValue; |
302
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457 } |
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458 |
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459 case EVR_UL: // unsigned long |
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460 { |
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461 Uint32 f; |
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462 if (dynamic_cast<DcmUnsignedLong&>(element).getUint32(f).good()) |
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463 return new DicomString(boost::lexical_cast<std::string>(f)); |
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464 else |
1131 | 465 return new DicomNullValue; |
302
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466 } |
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467 |
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468 case EVR_US: // unsigned short |
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469 { |
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470 Uint16 f; |
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471 if (dynamic_cast<DcmUnsignedShort&>(element).getUint16(f).good()) |
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472 return new DicomString(boost::lexical_cast<std::string>(f)); |
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473 else |
1131 | 474 return new DicomNullValue; |
302
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475 } |
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476 |
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477 case EVR_FL: // float single-precision |
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478 { |
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479 Float32 f; |
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480 if (dynamic_cast<DcmFloatingPointSingle&>(element).getFloat32(f).good()) |
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481 return new DicomString(boost::lexical_cast<std::string>(f)); |
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482 else |
1131 | 483 return new DicomNullValue; |
302
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484 } |
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485 |
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486 case EVR_FD: // float double-precision |
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487 { |
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488 Float64 f; |
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489 if (dynamic_cast<DcmFloatingPointDouble&>(element).getFloat64(f).good()) |
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490 return new DicomString(boost::lexical_cast<std::string>(f)); |
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491 else |
1131 | 492 return new DicomNullValue; |
493 } | |
494 | |
495 | |
496 /** | |
497 * Attribute tag. | |
498 **/ | |
499 | |
500 case EVR_AT: | |
501 { | |
1147 | 502 DcmTagKey tag; |
503 if (dynamic_cast<DcmAttributeTag&>(element).getTagVal(tag, 0).good()) | |
504 { | |
505 DicomTag t(tag.getGroup(), tag.getElement()); | |
506 return new DicomString(t.Format()); | |
507 } | |
1131 | 508 else |
1147 | 509 { |
1131 | 510 return new DicomNullValue; |
1147 | 511 } |
302
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512 } |
0 | 513 |
514 | |
515 /** | |
302
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516 * Sequence types, should never occur at this point because of |
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517 * "element.isLeaf()". |
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518 **/ |
0 | 519 |
302
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520 case EVR_SQ: // sequence of items |
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521 return new DicomNullValue; |
0 | 522 |
523 | |
302
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524 /** |
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525 * Internal to DCMTK. |
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526 **/ |
0 | 527 |
302
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528 case EVR_ox: // OB or OW depending on context |
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529 case EVR_xs: // SS or US depending on context |
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530 case EVR_lt: // US, SS or OW depending on context, used for LUT Data (thus the name) |
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531 case EVR_na: // na="not applicable", for data which has no VR |
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532 case EVR_up: // up="unsigned pointer", used internally for DICOMDIR suppor |
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533 case EVR_item: // used internally for items |
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534 case EVR_metainfo: // used internally for meta info datasets |
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535 case EVR_dataset: // used internally for datasets |
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536 case EVR_fileFormat: // used internally for DICOM files |
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537 case EVR_dicomDir: // used internally for DICOMDIR objects |
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538 case EVR_dirRecord: // used internally for DICOMDIR records |
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539 case EVR_pixelSQ: // used internally for pixel sequences in a compressed image |
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540 case EVR_pixelItem: // used internally for pixel items in a compressed image |
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541 case EVR_UNKNOWN: // used internally for elements with unknown VR (encoded with 4-byte length field in explicit VR) |
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542 case EVR_PixelData: // used internally for uncompressed pixeld data |
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543 case EVR_OverlayData: // used internally for overlay data |
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544 case EVR_UNKNOWN2B: // used internally for elements with unknown VR with 2-byte length field in explicit VR |
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545 return new DicomNullValue; |
0 | 546 |
547 | |
302
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548 /** |
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549 * Default case. |
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550 **/ |
0 | 551 |
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552 default: |
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553 return new DicomNullValue; |
0 | 554 } |
555 } | |
556 catch (boost::bad_lexical_cast) | |
557 { | |
558 return new DicomNullValue; | |
559 } | |
306
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560 catch (std::bad_cast) |
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561 { |
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562 return new DicomNullValue; |
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563 } |
0 | 564 } |
565 | |
566 | |
1687 | 567 static Json::Value& PrepareNode(Json::Value& parent, |
568 DcmElement& element, | |
569 DicomToJsonFormat format) | |
0 | 570 { |
1687 | 571 assert(parent.type() == Json::objectValue); |
0 | 572 |
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573 DicomTag tag(FromDcmtkBridge::GetTag(element)); |
305
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574 const std::string formattedTag = tag.Format(); |
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575 |
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576 if (format == DicomToJsonFormat_Short) |
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577 { |
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578 parent[formattedTag] = Json::nullValue; |
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579 return parent[formattedTag]; |
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580 } |
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581 |
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582 // This code gives access to the name of the private tags |
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583 DcmTag tagbis(element.getTag()); |
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584 const std::string tagName(tagbis.getTagName()); |
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585 |
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586 switch (format) |
0 | 587 { |
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DicomToJsonFormat enumeration
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588 case DicomToJsonFormat_Simple: |
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589 parent[tagName] = Json::nullValue; |
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590 return parent[tagName]; |
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DicomToJsonFormat enumeration
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591 |
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592 case DicomToJsonFormat_Full: |
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593 { |
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594 parent[formattedTag] = Json::objectValue; |
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595 Json::Value& node = parent[formattedTag]; |
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596 |
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597 if (element.isLeaf()) |
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DicomToJsonFormat enumeration
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|
598 { |
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DicomToJsonFormat enumeration
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599 node["Name"] = tagName; |
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|
600 |
1688
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601 if (tagbis.getPrivateCreator() != NULL) |
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DicomToJsonFormat enumeration
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602 { |
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DicomToJsonFormat enumeration
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603 node["PrivateCreator"] = tagbis.getPrivateCreator(); |
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604 } |
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|
605 |
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606 return node; |
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607 } |
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608 else |
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609 { |
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610 node["Name"] = tagName; |
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611 node["Type"] = "Sequence"; |
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612 node["Value"] = Json::nullValue; |
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613 return node["Value"]; |
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614 } |
306
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615 } |
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616 |
1688
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617 default: |
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618 throw OrthancException(ErrorCode_ParameterOutOfRange); |
1687 | 619 } |
620 } | |
621 | |
622 | |
623 static void LeafValueToJson(Json::Value& target, | |
624 const DicomValue& value, | |
625 DicomToJsonFormat format, | |
1688
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626 unsigned int maxStringLength) |
1687 | 627 { |
1688
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628 std::string content = value.AsString(); |
1687 | 629 |
1688
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630 switch (format) |
1687 | 631 { |
1688
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632 case DicomToJsonFormat_Short: |
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633 case DicomToJsonFormat_Simple: |
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634 { |
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635 assert(target.type() == Json::nullValue); |
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636 |
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637 if (!value.IsNull() && |
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638 (maxStringLength == 0 || |
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639 content.size() <= maxStringLength)) |
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640 { |
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641 target = content; |
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642 } |
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643 |
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|
644 break; |
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645 } |
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|
646 |
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|
647 case DicomToJsonFormat_Full: |
0 | 648 { |
1688
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649 assert(target.type() == Json::objectValue); |
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650 |
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651 if (value.IsNull()) |
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652 { |
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653 target["Type"] = "Null"; |
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654 target["Value"] = Json::nullValue; |
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655 } |
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changeset
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656 else |
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657 { |
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658 if (maxStringLength == 0 || |
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659 content.size() <= maxStringLength) |
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660 { |
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661 target["Type"] = "String"; |
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662 target["Value"] = content; |
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663 } |
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664 else |
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DicomToJsonFormat enumeration
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changeset
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665 { |
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666 target["Type"] = "TooLong"; |
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667 target["Value"] = Json::nullValue; |
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DicomToJsonFormat enumeration
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668 } |
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669 } |
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670 break; |
0 | 671 } |
1688
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672 |
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673 default: |
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674 throw OrthancException(ErrorCode_ParameterOutOfRange); |
1687 | 675 } |
676 } | |
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677 |
1687 | 678 |
679 static void DatasetToJson(Json::Value& parent, | |
680 DcmItem& item, | |
681 DicomToJsonFormat format, | |
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682 DicomToJsonFlags flags, |
1687 | 683 unsigned int maxStringLength, |
684 Encoding encoding); | |
685 | |
686 | |
1690 | 687 void FromDcmtkBridge::ToJson(Json::Value& parent, |
688 DcmElement& element, | |
689 DicomToJsonFormat format, | |
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690 DicomToJsonFlags flags, |
1690 | 691 unsigned int maxStringLength, |
692 Encoding encoding) | |
1687 | 693 { |
1691 | 694 if (parent.type() == Json::nullValue) |
695 { | |
696 parent = Json::objectValue; | |
697 } | |
698 | |
699 assert(parent.type() == Json::objectValue); | |
1687 | 700 Json::Value& target = PrepareNode(parent, element, format); |
701 | |
702 if (element.isLeaf()) | |
703 { | |
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704 std::auto_ptr<DicomValue> v(FromDcmtkBridge::ConvertLeafElement(element, flags, encoding)); |
1688
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705 LeafValueToJson(target, *v, format, maxStringLength); |
0 | 706 } |
707 else | |
708 { | |
1688
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709 assert(target.type() == Json::nullValue); |
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710 target = Json::arrayValue; |
0 | 711 |
712 // "All subclasses of DcmElement except for DcmSequenceOfItems | |
713 // are leaf nodes, while DcmSequenceOfItems, DcmItem, DcmDataset | |
1687 | 714 // etc. are not." The following dynamic_cast is thus OK. |
0 | 715 DcmSequenceOfItems& sequence = dynamic_cast<DcmSequenceOfItems&>(element); |
716 | |
717 for (unsigned long i = 0; i < sequence.card(); i++) | |
718 { | |
719 DcmItem* child = sequence.getItem(i); | |
1687 | 720 Json::Value& v = target.append(Json::objectValue); |
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721 DatasetToJson(v, *child, format, flags, maxStringLength, encoding); |
1687 | 722 } |
0 | 723 } |
724 } | |
725 | |
726 | |
1687 | 727 static void DatasetToJson(Json::Value& parent, |
1686 | 728 DcmItem& item, |
729 DicomToJsonFormat format, | |
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730 DicomToJsonFlags flags, |
1686 | 731 unsigned int maxStringLength, |
732 Encoding encoding) | |
733 { | |
1688
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734 assert(parent.type() == Json::objectValue); |
1686 | 735 |
736 for (unsigned long i = 0; i < item.card(); i++) | |
737 { | |
738 DcmElement* element = item.getElement(i); | |
1735
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739 if (element == NULL) |
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740 { |
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741 throw OrthancException(ErrorCode_InternalError); |
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742 } |
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743 |
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744 if (!(flags & DicomToJsonFlags_IncludePrivateTags) && |
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745 element->getTag().isPrivate()) |
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746 { |
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747 continue; |
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748 } |
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749 |
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750 if (!(flags & DicomToJsonFlags_IncludeUnknownTags)) |
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751 { |
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752 DictionaryLocker locker; |
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753 if (locker->findEntry(element->getTag(), NULL) == NULL) |
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754 { |
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755 continue; |
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756 } |
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757 } |
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758 |
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759 FromDcmtkBridge::ToJson(parent, *element, format, flags, maxStringLength, encoding); |
1686 | 760 } |
761 } | |
762 | |
763 | |
1687 | 764 void FromDcmtkBridge::ToJson(Json::Value& target, |
0 | 765 DcmDataset& dataset, |
1686 | 766 DicomToJsonFormat format, |
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767 DicomToJsonFlags flags, |
0 | 768 unsigned int maxStringLength) |
769 { | |
1688
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770 target = Json::objectValue; |
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771 DatasetToJson(target, dataset, format, flags, maxStringLength, DetectEncoding(dataset)); |
0 | 772 } |
773 | |
774 | |
775 std::string FromDcmtkBridge::GetName(const DicomTag& t) | |
776 { | |
106 | 777 // Some patches for important tags because of different DICOM |
778 // dictionaries between DCMTK versions | |
291
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779 std::string n = t.GetMainTagsName(); |
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780 if (n.size() != 0) |
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781 { |
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782 return n; |
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783 } |
106 | 784 // End of patches |
785 | |
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786 #if 0 |
0 | 787 DcmTagKey tag(t.GetGroup(), t.GetElement()); |
788 const DcmDataDictionary& dict = dcmDataDict.rdlock(); | |
789 const DcmDictEntry* entry = dict.findEntry(tag, NULL); | |
790 | |
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791 std::string s(DcmTag_ERROR_TagName); |
0 | 792 if (entry != NULL) |
793 { | |
794 s = std::string(entry->getTagName()); | |
795 } | |
796 | |
797 dcmDataDict.unlock(); | |
798 return s; | |
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799 #else |
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800 DcmTag tag(t.GetGroup(), t.GetElement()); |
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801 const char* name = tag.getTagName(); |
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802 if (name == NULL) |
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803 { |
306
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804 return DcmTag_ERROR_TagName; |
305
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805 } |
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806 else |
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807 { |
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808 return std::string(name); |
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809 } |
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810 #endif |
0 | 811 } |
812 | |
813 | |
304 | 814 DicomTag FromDcmtkBridge::ParseTag(const char* name) |
0 | 815 { |
304 | 816 if (strlen(name) == 9 && |
817 isxdigit(name[0]) && | |
818 isxdigit(name[1]) && | |
819 isxdigit(name[2]) && | |
820 isxdigit(name[3]) && | |
991
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821 (name[4] == '-' || name[4] == ',') && |
304 | 822 isxdigit(name[5]) && |
823 isxdigit(name[6]) && | |
824 isxdigit(name[7]) && | |
825 isxdigit(name[8])) | |
826 { | |
827 uint16_t group = GetTagValue(name); | |
828 uint16_t element = GetTagValue(name + 5); | |
829 return DicomTag(group, element); | |
830 } | |
831 | |
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832 #if 0 |
0 | 833 const DcmDataDictionary& dict = dcmDataDict.rdlock(); |
834 const DcmDictEntry* entry = dict.findEntry(name); | |
835 | |
836 if (entry == NULL) | |
837 { | |
838 dcmDataDict.unlock(); | |
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839 throw OrthancException(ErrorCode_UnknownDicomTag); |
0 | 840 } |
841 else | |
842 { | |
843 DcmTagKey key = entry->getKey(); | |
844 DicomTag tag(key.getGroup(), key.getElement()); | |
845 dcmDataDict.unlock(); | |
846 return tag; | |
847 } | |
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848 #else |
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849 DcmTag tag; |
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850 if (DcmTag::findTagFromName(name, tag).good()) |
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851 { |
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852 return DicomTag(tag.getGTag(), tag.getETag()); |
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853 } |
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854 else |
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855 { |
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856 throw OrthancException(ErrorCode_UnknownDicomTag); |
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857 } |
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858 #endif |
0 | 859 } |
860 | |
861 | |
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862 bool FromDcmtkBridge::IsUnknownTag(const DicomTag& tag) |
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863 { |
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864 DcmTag tmp(tag.GetGroup(), tag.GetElement()); |
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865 return tmp.isUnknownVR(); |
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866 } |
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867 |
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868 |
0 | 869 void FromDcmtkBridge::Print(FILE* fp, const DicomMap& m) |
870 { | |
871 for (DicomMap::Map::const_iterator | |
656 | 872 it = m.map_.begin(); it != m.map_.end(); ++it) |
0 | 873 { |
874 DicomTag t = it->first; | |
875 std::string s = it->second->AsString(); | |
319 | 876 fprintf(fp, "0x%04x 0x%04x (%s) [%s]\n", t.GetGroup(), t.GetElement(), GetName(t).c_str(), s.c_str()); |
0 | 877 } |
878 } | |
879 | |
880 | |
881 void FromDcmtkBridge::ToJson(Json::Value& result, | |
1368 | 882 const DicomMap& values, |
883 bool simplify) | |
0 | 884 { |
885 if (result.type() != Json::objectValue) | |
886 { | |
62 | 887 throw OrthancException(ErrorCode_BadParameterType); |
0 | 888 } |
889 | |
890 result.clear(); | |
891 | |
892 for (DicomMap::Map::const_iterator | |
656 | 893 it = values.map_.begin(); it != values.map_.end(); ++it) |
0 | 894 { |
1368 | 895 if (simplify) |
896 { | |
897 result[GetName(it->first)] = it->second->AsString(); | |
898 } | |
899 else | |
900 { | |
901 Json::Value value = Json::objectValue; | |
902 | |
903 value["Name"] = GetName(it->first); | |
904 | |
905 if (it->second->IsNull()) | |
906 { | |
907 value["Type"] = "Null"; | |
908 value["Value"] = Json::nullValue; | |
909 } | |
910 else | |
911 { | |
912 value["Type"] = "String"; | |
913 value["Value"] = it->second->AsString(); | |
914 } | |
915 | |
916 result[it->first.Format()] = value; | |
917 } | |
0 | 918 } |
919 } | |
176 | 920 |
921 | |
788 | 922 std::string FromDcmtkBridge::GenerateUniqueIdentifier(ResourceType level) |
176 | 923 { |
924 char uid[100]; | |
925 | |
926 switch (level) | |
927 { | |
788 | 928 case ResourceType_Patient: |
311 | 929 // The "PatientID" field is of type LO (Long String), 64 |
930 // Bytes Maximum. An UUID is of length 36, thus it can be used | |
931 // as a random PatientID. | |
932 return Toolbox::GenerateUuid(); | |
306
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933 |
788 | 934 case ResourceType_Instance: |
302
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935 return dcmGenerateUniqueIdentifier(uid, SITE_INSTANCE_UID_ROOT); |
176 | 936 |
788 | 937 case ResourceType_Series: |
302
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938 return dcmGenerateUniqueIdentifier(uid, SITE_SERIES_UID_ROOT); |
176 | 939 |
788 | 940 case ResourceType_Study: |
302
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941 return dcmGenerateUniqueIdentifier(uid, SITE_STUDY_UID_ROOT); |
176 | 942 |
302
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943 default: |
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944 throw OrthancException(ErrorCode_ParameterOutOfRange); |
176 | 945 } |
946 } | |
947 | |
291
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948 bool FromDcmtkBridge::SaveToMemoryBuffer(std::string& buffer, |
1004
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949 DcmDataset& dataSet) |
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950 { |
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951 // Determine the transfer syntax which shall be used to write the |
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952 // information to the file. We always switch to the Little Endian |
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953 // syntax, with explicit length. |
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954 |
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955 // http://support.dcmtk.org/docs/dcxfer_8h-source.html |
661
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956 |
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957 |
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958 /** |
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959 * Note that up to Orthanc 0.7.1 (inclusive), the |
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960 * "EXS_LittleEndianExplicit" was always used to save the DICOM |
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961 * dataset into memory. We now keep the original transfer syntax |
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962 * (if available). |
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963 **/ |
1004
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964 E_TransferSyntax xfer = dataSet.getOriginalXfer(); |
661
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965 if (xfer == EXS_Unknown) |
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966 { |
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967 // No information about the original transfer syntax: This is |
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968 // most probably a DICOM dataset that was read from memory. |
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969 xfer = EXS_LittleEndianExplicit; |
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970 } |
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971 |
291
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972 E_EncodingType encodingType = /*opt_sequenceType*/ EET_ExplicitLength; |
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973 |
661
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974 // Create the meta-header information |
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975 DcmFileFormat ff(&dataSet); |
661
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976 ff.validateMetaInfo(xfer); |
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977 ff.removeInvalidGroups(); |
291
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978 |
661
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979 // Create a memory buffer with the proper size |
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980 uint32_t s = ff.calcElementLength(xfer, encodingType); |
291
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981 buffer.resize(s); |
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982 DcmOutputBufferStream ob(&buffer[0], s); |
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983 |
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984 // Fill the memory buffer with the meta-header and the dataset |
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985 ff.transferInit(); |
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986 OFCondition c = ff.write(ob, xfer, encodingType, NULL, |
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987 /*opt_groupLength*/ EGL_recalcGL, |
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988 /*opt_paddingType*/ EPD_withoutPadding); |
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989 ff.transferEnd(); |
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990 |
661
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991 // Handle errors |
291
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992 if (c.good()) |
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993 { |
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994 return true; |
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995 } |
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996 else |
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997 { |
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998 buffer.clear(); |
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999 return false; |
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1000 } |
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1001 } |
1360 | 1002 |
1003 | |
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1004 ValueRepresentation FromDcmtkBridge::GetValueRepresentation(const DicomTag& tag) |
1360 | 1005 { |
1006 DcmTag t(tag.GetGroup(), tag.GetElement()); | |
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1007 switch (t.getEVR()) |
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1008 { |
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1009 case EVR_PN: |
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1010 return ValueRepresentation_PatientName; |
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1011 |
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1012 case EVR_DA: |
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1013 return ValueRepresentation_Date; |
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1014 |
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1015 case EVR_DT: |
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1016 return ValueRepresentation_DateTime; |
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1017 |
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1018 case EVR_TM: |
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1019 return ValueRepresentation_Time; |
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1020 |
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1021 default: |
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1022 return ValueRepresentation_Other; |
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1023 } |
1360 | 1024 } |
1025 | |
1689 | 1026 |
1693
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1027 static bool IsBinaryTag(const DcmTag& key) |
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1028 { |
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1029 return key.isPrivate() || key.isUnknownVR(); |
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1030 } |
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1031 |
1689 | 1032 |
1033 DcmElement* FromDcmtkBridge::CreateElementForTag(const DicomTag& tag) | |
1034 { | |
1035 DcmTag key(tag.GetGroup(), tag.GetElement()); | |
1036 | |
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1037 if (IsBinaryTag(key)) |
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1038 { |
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1039 return new DcmOtherByteOtherWord(key); |
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1040 } |
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1041 |
1689 | 1042 switch (key.getEVR()) |
1043 { | |
1044 // http://support.dcmtk.org/docs/dcvr_8h-source.html | |
1045 | |
1046 /** | |
1047 * TODO. | |
1048 **/ | |
1049 | |
1050 case EVR_OB: // other byte | |
1051 case EVR_OF: // other float | |
1052 case EVR_OW: // other word | |
1053 case EVR_AT: // attribute tag | |
1054 throw OrthancException(ErrorCode_NotImplemented); | |
1055 | |
1056 case EVR_UN: // unknown value representation | |
1057 throw OrthancException(ErrorCode_ParameterOutOfRange); | |
1058 | |
1059 | |
1060 /** | |
1061 * String types. | |
1062 * http://support.dcmtk.org/docs/classDcmByteString.html | |
1063 **/ | |
1064 | |
1065 case EVR_AS: // age string | |
1066 return new DcmAgeString(key); | |
1067 | |
1068 case EVR_AE: // application entity title | |
1069 return new DcmApplicationEntity(key); | |
1070 | |
1071 case EVR_CS: // code string | |
1072 return new DcmCodeString(key); | |
1073 | |
1074 case EVR_DA: // date string | |
1075 return new DcmDate(key); | |
1076 | |
1077 case EVR_DT: // date time string | |
1078 return new DcmDateTime(key); | |
1079 | |
1080 case EVR_DS: // decimal string | |
1081 return new DcmDecimalString(key); | |
1082 | |
1083 case EVR_IS: // integer string | |
1084 return new DcmIntegerString(key); | |
1085 | |
1086 case EVR_TM: // time string | |
1087 return new DcmTime(key); | |
1088 | |
1089 case EVR_UI: // unique identifier | |
1090 return new DcmUniqueIdentifier(key); | |
1091 | |
1092 case EVR_ST: // short text | |
1093 return new DcmShortText(key); | |
1094 | |
1095 case EVR_LO: // long string | |
1096 return new DcmLongString(key); | |
1097 | |
1098 case EVR_LT: // long text | |
1099 return new DcmLongText(key); | |
1100 | |
1101 case EVR_UT: // unlimited text | |
1102 return new DcmUnlimitedText(key); | |
1103 | |
1104 case EVR_SH: // short string | |
1105 return new DcmShortString(key); | |
1106 | |
1107 case EVR_PN: // person name | |
1108 return new DcmPersonName(key); | |
1109 | |
1110 | |
1111 /** | |
1112 * Numerical types | |
1113 **/ | |
1114 | |
1115 case EVR_SL: // signed long | |
1116 return new DcmSignedLong(key); | |
1117 | |
1118 case EVR_SS: // signed short | |
1119 return new DcmSignedShort(key); | |
1120 | |
1121 case EVR_UL: // unsigned long | |
1122 return new DcmUnsignedLong(key); | |
1123 | |
1124 case EVR_US: // unsigned short | |
1125 return new DcmUnsignedShort(key); | |
1126 | |
1127 case EVR_FL: // float single-precision | |
1128 return new DcmFloatingPointSingle(key); | |
1129 | |
1130 case EVR_FD: // float double-precision | |
1131 return new DcmFloatingPointDouble(key); | |
1132 | |
1133 | |
1134 /** | |
1135 * Sequence types, should never occur at this point. | |
1136 **/ | |
1137 | |
1138 case EVR_SQ: // sequence of items | |
1139 throw OrthancException(ErrorCode_ParameterOutOfRange); | |
1140 | |
1141 | |
1142 /** | |
1143 * Internal to DCMTK. | |
1144 **/ | |
1145 | |
1146 case EVR_ox: // OB or OW depending on context | |
1147 case EVR_xs: // SS or US depending on context | |
1148 case EVR_lt: // US, SS or OW depending on context, used for LUT Data (thus the name) | |
1149 case EVR_na: // na="not applicable", for data which has no VR | |
1150 case EVR_up: // up="unsigned pointer", used internally for DICOMDIR suppor | |
1151 case EVR_item: // used internally for items | |
1152 case EVR_metainfo: // used internally for meta info datasets | |
1153 case EVR_dataset: // used internally for datasets | |
1154 case EVR_fileFormat: // used internally for DICOM files | |
1155 case EVR_dicomDir: // used internally for DICOMDIR objects | |
1156 case EVR_dirRecord: // used internally for DICOMDIR records | |
1157 case EVR_pixelSQ: // used internally for pixel sequences in a compressed image | |
1158 case EVR_pixelItem: // used internally for pixel items in a compressed image | |
1159 case EVR_UNKNOWN: // used internally for elements with unknown VR (encoded with 4-byte length field in explicit VR) | |
1160 case EVR_PixelData: // used internally for uncompressed pixeld data | |
1161 case EVR_OverlayData: // used internally for overlay data | |
1162 case EVR_UNKNOWN2B: // used internally for elements with unknown VR with 2-byte length field in explicit VR | |
1163 default: | |
1164 break; | |
1165 } | |
1166 | |
1167 throw OrthancException(ErrorCode_InternalError); | |
1168 } | |
1169 | |
1170 | |
1171 | |
1172 void FromDcmtkBridge::FillElementWithString(DcmElement& element, | |
1173 const DicomTag& tag, | |
1695 | 1174 const std::string& utf8Value, |
1175 bool decodeBinaryTags, | |
1176 Encoding dicomEncoding) | |
1689 | 1177 { |
1178 std::string binary; | |
1695 | 1179 const std::string* decoded = &utf8Value; |
1689 | 1180 |
1181 if (decodeBinaryTags && | |
1695 | 1182 boost::starts_with(utf8Value, "data:application/octet-stream;base64,")) |
1689 | 1183 { |
1184 std::string mime; | |
1695 | 1185 Toolbox::DecodeDataUriScheme(mime, binary, utf8Value); |
1186 decoded = &binary; | |
1187 } | |
1188 else if (dicomEncoding != Encoding_Utf8) | |
1189 { | |
1190 binary = Toolbox::ConvertFromUtf8(utf8Value, dicomEncoding); | |
1689 | 1191 decoded = &binary; |
1192 } | |
1193 | |
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1194 DcmTag key(tag.GetGroup(), tag.GetElement()); |
1689 | 1195 |
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1196 if (IsBinaryTag(key)) |
1689 | 1197 { |
1198 if (element.putUint8Array((const Uint8*) decoded->c_str(), decoded->size()).good()) | |
1199 { | |
1200 return; | |
1201 } | |
1202 else | |
1203 { | |
1204 throw OrthancException(ErrorCode_InternalError); | |
1205 } | |
1206 } | |
1207 | |
1208 bool ok = false; | |
1209 | |
1210 try | |
1211 { | |
1212 switch (key.getEVR()) | |
1213 { | |
1214 // http://support.dcmtk.org/docs/dcvr_8h-source.html | |
1215 | |
1216 /** | |
1217 * TODO. | |
1218 **/ | |
1219 | |
1220 case EVR_OB: // other byte | |
1221 case EVR_OF: // other float | |
1222 case EVR_OW: // other word | |
1223 case EVR_AT: // attribute tag | |
1224 throw OrthancException(ErrorCode_NotImplemented); | |
1225 | |
1226 case EVR_UN: // unknown value representation | |
1227 throw OrthancException(ErrorCode_ParameterOutOfRange); | |
1228 | |
1229 | |
1230 /** | |
1231 * String types. | |
1232 **/ | |
1233 | |
1234 case EVR_DS: // decimal string | |
1235 case EVR_IS: // integer string | |
1236 case EVR_AS: // age string | |
1237 case EVR_DA: // date string | |
1238 case EVR_DT: // date time string | |
1239 case EVR_TM: // time string | |
1240 case EVR_AE: // application entity title | |
1241 case EVR_CS: // code string | |
1242 case EVR_SH: // short string | |
1243 case EVR_LO: // long string | |
1244 case EVR_ST: // short text | |
1245 case EVR_LT: // long text | |
1246 case EVR_UT: // unlimited text | |
1247 case EVR_PN: // person name | |
1248 case EVR_UI: // unique identifier | |
1249 { | |
1250 ok = element.putString(decoded->c_str()).good(); | |
1251 break; | |
1252 } | |
1253 | |
1254 | |
1255 /** | |
1256 * Numerical types | |
1257 **/ | |
1258 | |
1259 case EVR_SL: // signed long | |
1260 { | |
1261 ok = element.putSint32(boost::lexical_cast<Sint32>(*decoded)).good(); | |
1262 break; | |
1263 } | |
1264 | |
1265 case EVR_SS: // signed short | |
1266 { | |
1267 ok = element.putSint16(boost::lexical_cast<Sint16>(*decoded)).good(); | |
1268 break; | |
1269 } | |
1270 | |
1271 case EVR_UL: // unsigned long | |
1272 { | |
1273 ok = element.putUint32(boost::lexical_cast<Uint32>(*decoded)).good(); | |
1274 break; | |
1275 } | |
1276 | |
1277 case EVR_US: // unsigned short | |
1278 { | |
1279 ok = element.putUint16(boost::lexical_cast<Uint16>(*decoded)).good(); | |
1280 break; | |
1281 } | |
1282 | |
1283 case EVR_FL: // float single-precision | |
1284 { | |
1285 ok = element.putFloat32(boost::lexical_cast<float>(*decoded)).good(); | |
1286 break; | |
1287 } | |
1288 | |
1289 case EVR_FD: // float double-precision | |
1290 { | |
1291 ok = element.putFloat64(boost::lexical_cast<double>(*decoded)).good(); | |
1292 break; | |
1293 } | |
1294 | |
1295 | |
1296 /** | |
1297 * Sequence types, should never occur at this point. | |
1298 **/ | |
1299 | |
1300 case EVR_SQ: // sequence of items | |
1301 { | |
1302 ok = false; | |
1303 break; | |
1304 } | |
1305 | |
1306 | |
1307 /** | |
1308 * Internal to DCMTK. | |
1309 **/ | |
1310 | |
1311 case EVR_ox: // OB or OW depending on context | |
1312 case EVR_xs: // SS or US depending on context | |
1313 case EVR_lt: // US, SS or OW depending on context, used for LUT Data (thus the name) | |
1314 case EVR_na: // na="not applicable", for data which has no VR | |
1315 case EVR_up: // up="unsigned pointer", used internally for DICOMDIR suppor | |
1316 case EVR_item: // used internally for items | |
1317 case EVR_metainfo: // used internally for meta info datasets | |
1318 case EVR_dataset: // used internally for datasets | |
1319 case EVR_fileFormat: // used internally for DICOM files | |
1320 case EVR_dicomDir: // used internally for DICOMDIR objects | |
1321 case EVR_dirRecord: // used internally for DICOMDIR records | |
1322 case EVR_pixelSQ: // used internally for pixel sequences in a compressed image | |
1323 case EVR_pixelItem: // used internally for pixel items in a compressed image | |
1324 case EVR_UNKNOWN: // used internally for elements with unknown VR (encoded with 4-byte length field in explicit VR) | |
1325 case EVR_PixelData: // used internally for uncompressed pixeld data | |
1326 case EVR_OverlayData: // used internally for overlay data | |
1327 case EVR_UNKNOWN2B: // used internally for elements with unknown VR with 2-byte length field in explicit VR | |
1328 default: | |
1329 break; | |
1330 } | |
1331 } | |
1332 catch (boost::bad_lexical_cast&) | |
1333 { | |
1334 ok = false; | |
1335 } | |
1336 | |
1337 if (!ok) | |
1338 { | |
1339 throw OrthancException(ErrorCode_InternalError); | |
1340 } | |
1341 } | |
1342 | |
1343 | |
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1344 DcmElement* FromDcmtkBridge::FromJson(const DicomTag& tag, |
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parents:
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1345 const Json::Value& value, |
1695 | 1346 bool decodeBinaryTags, |
1347 Encoding dicomEncoding) | |
1689 | 1348 { |
1349 std::auto_ptr<DcmElement> element; | |
1350 | |
1690 | 1351 switch (value.type()) |
1689 | 1352 { |
1690 | 1353 case Json::stringValue: |
1354 element.reset(CreateElementForTag(tag)); | |
1695 | 1355 FillElementWithString(*element, tag, value.asString(), decodeBinaryTags, dicomEncoding); |
1690 | 1356 break; |
1357 | |
1358 case Json::arrayValue: | |
1359 { | |
1360 DcmTag key(tag.GetGroup(), tag.GetElement()); | |
1361 if (key.getEVR() != EVR_SQ) | |
1362 { | |
1363 throw OrthancException(ErrorCode_BadParameterType); | |
1364 } | |
1365 | |
1366 DcmSequenceOfItems* sequence = new DcmSequenceOfItems(key, value.size()); | |
1367 element.reset(sequence); | |
1368 | |
1369 for (Json::Value::ArrayIndex i = 0; i < value.size(); i++) | |
1370 { | |
1371 std::auto_ptr<DcmItem> item(new DcmItem); | |
1372 | |
1373 Json::Value::Members members = value[i].getMemberNames(); | |
1374 for (Json::Value::ArrayIndex j = 0; j < members.size(); j++) | |
1375 { | |
1695 | 1376 item->insert(FromJson(ParseTag(members[j]), value[i][members[j]], decodeBinaryTags, dicomEncoding)); |
1690 | 1377 } |
1378 | |
1379 sequence->append(item.release()); | |
1380 } | |
1381 | |
1382 break; | |
1383 } | |
1384 | |
1385 default: | |
1386 throw OrthancException(ErrorCode_BadParameterType); | |
1689 | 1387 } |
1388 | |
1389 return element.release(); | |
1390 } | |
0 | 1391 } |