annotate OrthancStone/Sources/Loaders/LoadedDicomResources.cpp @ 1822:0489fe25ce48

support of pixel spacing in ultrasound images from tag SequenceOfUltrasoundRegions
author Sebastien Jodogne <s.jodogne@gmail.com>
date Wed, 26 May 2021 18:13:35 +0200
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children 3889ae96d2e9
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1 /**
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2 * Stone of Orthanc
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3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
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4 * Department, University Hospital of Liege, Belgium
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5 * Copyright (C) 2017-2021 Osimis S.A., 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 Lesser General Public License
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9 * as published by the Free Software Foundation, either version 3 of
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10 * the License, or (at your option) any later version.
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11 *
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12 * This program is distributed in the hope that it will be useful, but
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13 * WITHOUT ANY WARRANTY; without even the implied warranty of
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14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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15 * Lesser General Public License for more details.
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16 *
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17 * You should have received a copy of the GNU Lesser General Public
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18 * License along with this program. If not, see
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19 * <http://www.gnu.org/licenses/>.
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20 **/
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21
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22
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23 #include "LoadedDicomResources.h"
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24
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25 #include <OrthancException.h>
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27 #include <cassert>
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30 namespace OrthancStone
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31 {
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32 LoadedDicomResources::Resource::Resource(const Orthanc::DicomMap& dicom) :
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33 dicom_(dicom.Clone())
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34 {
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35 if (dicom_.get() == NULL)
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36 {
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37 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError);
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38 }
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39 }
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42 LoadedDicomResources::Resource* LoadedDicomResources::Resource::Clone() const
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43 {
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44 assert(dicom_.get() != NULL);
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45 return new Resource(*dicom_);
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46 }
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48
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49 const Json::Value& LoadedDicomResources::Resource::GetSourceJson() const
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50 {
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51 if (sourceJson_.get() == NULL)
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52 {
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53 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls);
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54 }
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55 else
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56 {
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57 return *sourceJson_;
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58 }
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59 }
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62 void LoadedDicomResources::Resource::SetSourceJson(const Json::Value& json)
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63 {
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64 sourceJson_.reset(new Json::Value(json));
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65 }
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68 void LoadedDicomResources::AddResourceInternal(Resource* resource)
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69 {
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70 std::unique_ptr<Resource> protection(resource);
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71
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72 std::string id;
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74 if (protection->GetDicom().LookupStringValue(id, indexedTag_, false /* no binary value */) &&
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75 resources_.find(id) == resources_.end() /* Don't index twice the same resource */)
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76 {
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77 resources_[id] = protection.release();
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78 flattened_.clear(); // Invalidate the flattened version
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79 }
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80 }
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83 const LoadedDicomResources::Resource& LoadedDicomResources::GetResourceInternal(size_t index)
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84 {
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85 // Lazy generation of a "std::vector" from the "std::map"
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86 if (flattened_.empty())
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87 {
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88 flattened_.resize(resources_.size());
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89
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90 size_t pos = 0;
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91 for (Resources::const_iterator it = resources_.begin(); it != resources_.end(); ++it)
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92 {
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93 assert(it->second != NULL);
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94 flattened_[pos++] = it->second;
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95 }
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96 }
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97 else
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98 {
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99 // No need to flatten
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100 assert(flattened_.size() == resources_.size());
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101 }
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103 if (index >= flattened_.size())
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104 {
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105 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange);
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106 }
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107 else
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108 {
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109 assert(flattened_[index] != NULL);
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110 return *flattened_[index];
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111 }
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112 }
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113
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114
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115 void LoadedDicomResources::AddFromDicomWebInternal(const Json::Value& dicomweb)
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116 {
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117 assert(dicomweb.type() == Json::objectValue);
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118 Orthanc::DicomMap dicom;
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119 dicom.FromDicomWeb(dicomweb);
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120
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121 std::unique_ptr<Resource> resource(new Resource(dicom));
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122 resource->SetSourceJson(dicomweb);
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123 AddResourceInternal(resource.release());
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124 }
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125
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126
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127 LoadedDicomResources::LoadedDicomResources(const LoadedDicomResources& other,
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128 const Orthanc::DicomTag& indexedTag) :
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129 indexedTag_(indexedTag)
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130 {
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131 for (Resources::const_iterator it = other.resources_.begin();
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132 it != other.resources_.end(); ++it)
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133 {
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134 assert(it->second != NULL);
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135 AddResourceInternal(it->second->Clone());
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136 }
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137 }
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138
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139 void LoadedDicomResources::Clear()
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140 {
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141 for (Resources::iterator it = resources_.begin(); it != resources_.end(); ++it)
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142 {
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143 assert(it->second != NULL);
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144 delete it->second;
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145 }
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146
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147 resources_.clear();
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148 flattened_.clear();
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149 }
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150
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151
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152 void LoadedDicomResources::MergeResource(Orthanc::DicomMap& target,
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153 const std::string& id) const
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154 {
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155 Resources::const_iterator it = resources_.find(id);
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156
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157 if (it == resources_.end())
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158 {
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159 throw Orthanc::OrthancException(Orthanc::ErrorCode_InexistentItem);
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160 }
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161 else
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162 {
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163 assert(it->second != NULL);
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164 target.Merge(it->second->GetDicom());
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165 }
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166 }
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167
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168
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169 bool LoadedDicomResources::LookupStringValue(std::string& target,
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170 const std::string& id,
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171 const Orthanc::DicomTag& tag) const
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172 {
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173 Resources::const_iterator found = resources_.find(id);
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174
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175 if (found == resources_.end())
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176 {
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177 return false;
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178 }
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179 else
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180 {
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181 assert(found->second != NULL);
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182 return found->second->GetDicom().LookupStringValue(target, tag, false);
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183 }
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184 }
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185
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186
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187 void LoadedDicomResources::AddResource(const Orthanc::DicomMap& dicom)
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188 {
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189 AddResourceInternal(new Resource(dicom));
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190 }
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191
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192
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193 void LoadedDicomResources::AddFromOrthanc(const Json::Value& tags)
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194 {
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195 Orthanc::DicomMap dicom;
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196 dicom.FromDicomAsJson(tags);
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diff changeset
197
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198 std::unique_ptr<Resource> resource(new Resource(dicom));
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199 resource->SetSourceJson(tags);
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diff changeset
200 AddResourceInternal(resource.release());
1228
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201 }
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diff changeset
202
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diff changeset
203
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diff changeset
204 void LoadedDicomResources::AddFromDicomWeb(const Json::Value& dicomweb)
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205 {
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diff changeset
206 if (dicomweb.type() == Json::objectValue)
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diff changeset
207 {
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diff changeset
208 AddFromDicomWebInternal(dicomweb);
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diff changeset
209 }
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diff changeset
210 else if (dicomweb.type() == Json::arrayValue)
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diff changeset
211 {
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diff changeset
212 for (Json::Value::ArrayIndex i = 0; i < dicomweb.size(); i++)
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diff changeset
213 {
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diff changeset
214 if (dicomweb[i].type() == Json::objectValue)
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diff changeset
215 {
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diff changeset
216 AddFromDicomWebInternal(dicomweb[i]);
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217 }
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diff changeset
218 else
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219 {
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220 throw Orthanc::OrthancException(Orthanc::ErrorCode_NetworkProtocol);
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diff changeset
221 }
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diff changeset
222 }
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223 }
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diff changeset
224 else
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diff changeset
225 {
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diff changeset
226 throw Orthanc::OrthancException(Orthanc::ErrorCode_NetworkProtocol);
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diff changeset
227 }
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diff changeset
228 }
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diff changeset
229
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diff changeset
230
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diff changeset
231 bool LoadedDicomResources::LookupTagValueConsensus(std::string& target,
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diff changeset
232 const Orthanc::DicomTag& tag) const
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diff changeset
233 {
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diff changeset
234 typedef std::map<std::string, unsigned int> Counter;
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diff changeset
235
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diff changeset
236 Counter counter;
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diff changeset
237
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diff changeset
238 for (Resources::const_iterator it = resources_.begin(); it != resources_.end(); ++it)
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diff changeset
239 {
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diff changeset
240 assert(it->second != NULL);
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diff changeset
241
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diff changeset
242 std::string value;
1822
0489fe25ce48 support of pixel spacing in ultrasound images from tag SequenceOfUltrasoundRegions
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diff changeset
243 if (it->second->GetDicom().LookupStringValue(value, tag, false))
1228
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diff changeset
244 {
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diff changeset
245 Counter::iterator found = counter.find(value);
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diff changeset
246 if (found == counter.end())
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diff changeset
247 {
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diff changeset
248 counter[value] = 1;
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diff changeset
249 }
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diff changeset
250 else
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diff changeset
251 {
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diff changeset
252 found->second ++;
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diff changeset
253 }
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diff changeset
254 }
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diff changeset
255 }
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parents:
diff changeset
256
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diff changeset
257 Counter::const_iterator best = counter.end();
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parents:
diff changeset
258
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diff changeset
259 for (Counter::const_iterator it = counter.begin(); it != counter.end(); ++it)
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diff changeset
260 {
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diff changeset
261 if (best == counter.end() ||
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parents:
diff changeset
262 best->second < it->second)
c471a0aa137b adding the next generation of loaders
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parents:
diff changeset
263 {
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parents:
diff changeset
264 best = it;
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diff changeset
265 }
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parents:
diff changeset
266 }
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parents:
diff changeset
267
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parents:
diff changeset
268 if (best == counter.end())
c471a0aa137b adding the next generation of loaders
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parents:
diff changeset
269 {
c471a0aa137b adding the next generation of loaders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
270 return false;
c471a0aa137b adding the next generation of loaders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
271 }
c471a0aa137b adding the next generation of loaders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
272 else
c471a0aa137b adding the next generation of loaders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
273 {
c471a0aa137b adding the next generation of loaders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
274 target = best->first;
c471a0aa137b adding the next generation of loaders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
275 return true;
c471a0aa137b adding the next generation of loaders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
276 }
c471a0aa137b adding the next generation of loaders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
277 }
c471a0aa137b adding the next generation of loaders
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
278 }