Mercurial > hg > orthanc-webviewer
annotate Orthanc/Core/DicomFormat/DicomValue.cpp @ 172:330ecfd96aec
sync
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Tue, 10 Oct 2017 12:53:46 +0200 |
parents | 5dc54316d68b |
children | dd1ad819ca33 |
rev | line source |
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1 /** |
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2 * Orthanc - A Lightweight, RESTful DICOM Store |
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3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics |
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4 * Department, University Hospital of Liege, Belgium |
159
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5 * Copyright (C) 2017 Osimis, Belgium |
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6 * |
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7 * This program is free software: you can redistribute it and/or |
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8 * modify it under the terms of the GNU General Public License as |
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9 * published by the Free Software Foundation, either version 3 of the |
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10 * License, or (at your option) any later version. |
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11 * |
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12 * In addition, as a special exception, the copyright holders of this |
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13 * program give permission to link the code of its release with the |
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14 * OpenSSL project's "OpenSSL" library (or with modified versions of it |
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15 * that use the same license as the "OpenSSL" library), and distribute |
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16 * the linked executables. You must obey the GNU General Public License |
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17 * in all respects for all of the code used other than "OpenSSL". If you |
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18 * modify file(s) with this exception, you may extend this exception to |
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19 * your version of the file(s), but you are not obligated to do so. If |
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20 * you do not wish to do so, delete this exception statement from your |
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21 * version. If you delete this exception statement from all source files |
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22 * in the program, then also delete it here. |
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23 * |
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24 * This program is distributed in the hope that it will be useful, but |
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25 * WITHOUT ANY WARRANTY; without even the implied warranty of |
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26 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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27 * General Public License for more details. |
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28 * |
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29 * You should have received a copy of the GNU General Public License |
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30 * along with this program. If not, see <http://www.gnu.org/licenses/>. |
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31 **/ |
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32 |
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33 |
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34 #include "../PrecompiledHeaders.h" |
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35 #include "DicomValue.h" |
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36 |
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37 #include "../OrthancException.h" |
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38 #include "../Toolbox.h" |
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39 |
172 | 40 #include <boost/lexical_cast.hpp> |
41 | |
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42 namespace Orthanc |
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43 { |
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44 DicomValue::DicomValue(const DicomValue& other) : |
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45 type_(other.type_), |
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46 content_(other.content_) |
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47 { |
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48 } |
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49 |
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50 |
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51 DicomValue::DicomValue(const std::string& content, |
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52 bool isBinary) : |
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53 type_(isBinary ? Type_Binary : Type_String), |
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54 content_(content) |
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55 { |
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56 } |
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57 |
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58 |
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59 DicomValue::DicomValue(const char* data, |
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60 size_t size, |
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61 bool isBinary) : |
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62 type_(isBinary ? Type_Binary : Type_String) |
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63 { |
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64 content_.assign(data, size); |
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65 } |
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66 |
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67 |
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68 const std::string& DicomValue::GetContent() const |
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69 { |
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70 if (type_ == Type_Null) |
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71 { |
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72 throw OrthancException(ErrorCode_BadParameterType); |
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73 } |
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74 else |
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75 { |
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76 return content_; |
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77 } |
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78 } |
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79 |
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80 |
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81 DicomValue* DicomValue::Clone() const |
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82 { |
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83 return new DicomValue(*this); |
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84 } |
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85 |
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86 |
149 | 87 #if ORTHANC_ENABLE_BASE64 == 1 |
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88 void DicomValue::FormatDataUriScheme(std::string& target, |
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89 const std::string& mime) const |
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90 { |
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91 Toolbox::EncodeBase64(target, GetContent()); |
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92 target.insert(0, "data:" + mime + ";base64,"); |
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93 } |
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94 #endif |
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95 |
172 | 96 |
97 template <typename T, | |
98 bool allowSigned> | |
99 static bool ParseValue(T& result, | |
100 const DicomValue& source) | |
101 { | |
102 if (source.IsBinary() || | |
103 source.IsNull()) | |
104 { | |
105 return false; | |
106 } | |
107 | |
108 try | |
109 { | |
110 std::string value = Toolbox::StripSpaces(source.GetContent()); | |
111 if (value.empty()) | |
112 { | |
113 return false; | |
114 } | |
115 | |
116 if (!allowSigned && | |
117 value[0] == '-') | |
118 { | |
119 return false; | |
120 } | |
121 | |
122 result = boost::lexical_cast<T>(value); | |
123 return true; | |
124 } | |
125 catch (boost::bad_lexical_cast&) | |
126 { | |
127 return false; | |
128 } | |
129 } | |
130 | |
131 bool DicomValue::ParseInteger32(int32_t& result) const | |
132 { | |
133 int64_t tmp; | |
134 if (ParseValue<int64_t, true>(tmp, *this)) | |
135 { | |
136 result = static_cast<int32_t>(tmp); | |
137 return (tmp == static_cast<int64_t>(result)); // Check no overflow occurs | |
138 } | |
139 else | |
140 { | |
141 return false; | |
142 } | |
143 } | |
144 | |
145 bool DicomValue::ParseInteger64(int64_t& result) const | |
146 { | |
147 return ParseValue<int64_t, true>(result, *this); | |
148 } | |
149 | |
150 bool DicomValue::ParseUnsignedInteger32(uint32_t& result) const | |
151 { | |
152 uint64_t tmp; | |
153 if (ParseValue<uint64_t, false>(tmp, *this)) | |
154 { | |
155 result = static_cast<uint32_t>(tmp); | |
156 return (tmp == static_cast<uint64_t>(result)); // Check no overflow occurs | |
157 } | |
158 else | |
159 { | |
160 return false; | |
161 } | |
162 } | |
163 | |
164 bool DicomValue::ParseUnsignedInteger64(uint64_t& result) const | |
165 { | |
166 return ParseValue<uint64_t, false>(result, *this); | |
167 } | |
168 | |
169 bool DicomValue::ParseFloat(float& result) const | |
170 { | |
171 return ParseValue<float, true>(result, *this); | |
172 } | |
173 | |
174 bool DicomValue::ParseDouble(double& result) const | |
175 { | |
176 return ParseValue<double, true>(result, *this); | |
177 } | |
178 | |
179 bool DicomValue::CopyToString(std::string& result, | |
180 bool allowBinary) const | |
181 { | |
182 if (IsNull()) | |
183 { | |
184 return false; | |
185 } | |
186 else if (IsBinary() && !allowBinary) | |
187 { | |
188 return false; | |
189 } | |
190 else | |
191 { | |
192 result.assign(content_); | |
193 return true; | |
194 } | |
195 } | |
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Option "RestrictTransferSyntaxes" saying which transfer syntaxes should be decoded with GDCM
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
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