Mercurial > hg > orthanc
annotate OrthancCppClient/Instance.cpp @ 689:2d0a347e8cfc
switch to 2014
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Mon, 03 Feb 2014 16:06:58 +0100 |
parents | eaca3d38b2aa |
children | d380222b4c2a |
rev | line source |
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1 /** |
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2 * Orthanc - A Lightweight, RESTful DICOM Store |
689 | 3 * Copyright (C) 2012-2014 Medical Physics Department, CHU of Liege, |
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4 * Belgium |
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5 * |
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6 * This program is free software: you can redistribute it and/or |
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7 * modify it under the terms of the GNU General Public License as |
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8 * published by the Free Software Foundation, either version 3 of the |
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9 * License, or (at your option) any later version. |
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10 * |
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11 * In addition, as a special exception, the copyright holders of this |
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12 * program give permission to link the code of its release with the |
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13 * OpenSSL project's "OpenSSL" library (or with modified versions of it |
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14 * that use the same license as the "OpenSSL" library), and distribute |
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15 * the linked executables. You must obey the GNU General Public License |
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16 * in all respects for all of the code used other than "OpenSSL". If you |
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17 * modify file(s) with this exception, you may extend this exception to |
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18 * your version of the file(s), but you are not obligated to do so. If |
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19 * you do not wish to do so, delete this exception statement from your |
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20 * version. If you delete this exception statement from all source files |
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21 * in the program, then also delete it here. |
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22 * |
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23 * This program is distributed in the hope that it will be useful, but |
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24 * WITHOUT ANY WARRANTY; without even the implied warranty of |
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25 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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26 * General Public License for more details. |
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27 * |
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28 * You should have received a copy of the GNU General Public License |
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29 * along with this program. If not, see <http://www.gnu.org/licenses/>. |
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30 **/ |
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31 |
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32 |
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33 #include "Instance.h" |
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34 |
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35 #include "OrthancConnection.h" |
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36 |
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37 #include <boost/lexical_cast.hpp> |
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38 |
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39 namespace OrthancClient |
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40 { |
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41 void Instance::DownloadImage() |
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42 { |
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43 if (reader_.get() == NULL) |
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44 { |
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45 const char* suffix; |
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46 switch (mode_) |
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47 { |
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48 case Orthanc::ImageExtractionMode_Preview: |
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49 suffix = "preview"; |
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50 break; |
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51 |
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52 case Orthanc::ImageExtractionMode_UInt8: |
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53 suffix = "image-uint8"; |
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54 break; |
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55 |
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56 case Orthanc::ImageExtractionMode_UInt16: |
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57 suffix = "image-uint16"; |
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58 break; |
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59 |
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60 case Orthanc::ImageExtractionMode_Int16: |
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61 suffix = "image-int16"; |
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62 break; |
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63 |
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64 default: |
504 | 65 throw OrthancClientException(Orthanc::ErrorCode_NotImplemented); |
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66 } |
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67 |
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68 Orthanc::HttpClient client(connection_.GetHttpClient()); |
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69 client.SetUrl(std::string(connection_.GetOrthancUrl()) + "/instances/" + id_ + "/" + suffix); |
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70 std::string png; |
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71 |
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72 if (!client.Apply(png)) |
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73 { |
504 | 74 throw OrthancClientException(Orthanc::ErrorCode_NotImplemented); |
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75 } |
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76 |
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77 reader_.reset(new Orthanc::PngReader); |
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78 reader_->ReadFromMemory(png); |
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79 } |
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80 } |
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81 |
540 | 82 void Instance::DownloadDicom() |
83 { | |
84 if (dicom_.get() == NULL) | |
85 { | |
86 Orthanc::HttpClient client(connection_.GetHttpClient()); | |
87 client.SetUrl(std::string(connection_.GetOrthancUrl()) + "/instances/" + id_ + "/file"); | |
88 | |
89 dicom_.reset(new std::string); | |
90 | |
91 if (!client.Apply(*dicom_)) | |
92 { | |
93 throw OrthancClientException(Orthanc::ErrorCode_NetworkProtocol); | |
94 } | |
95 } | |
96 } | |
97 | |
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98 Instance::Instance(const OrthancConnection& connection, |
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99 const char* id) : |
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100 connection_(connection), |
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101 id_(id), |
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102 mode_(Orthanc::ImageExtractionMode_Int16) |
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103 { |
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104 Orthanc::HttpClient client(connection_.GetHttpClient()); |
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105 |
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106 client.SetUrl(std::string(connection_.GetOrthancUrl()) + "/instances/" + id_ + "/simplified-tags"); |
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107 Json::Value v; |
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108 if (!client.Apply(tags_)) |
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109 { |
504 | 110 throw OrthancClientException(Orthanc::ErrorCode_NetworkProtocol); |
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111 } |
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112 } |
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113 |
500 | 114 const char* Instance::GetTagAsString(const char* tag) const |
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115 { |
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116 if (tags_.isMember(tag)) |
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117 { |
500 | 118 return tags_[tag].asCString(); |
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119 } |
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120 else |
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121 { |
504 | 122 throw OrthancClientException(Orthanc::ErrorCode_InexistentItem); |
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123 } |
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124 } |
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125 |
500 | 126 float Instance::GetTagAsFloat(const char* tag) const |
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127 { |
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128 std::string value = GetTagAsString(tag); |
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129 |
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130 try |
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131 { |
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132 return boost::lexical_cast<float>(value); |
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133 } |
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134 catch (boost::bad_lexical_cast) |
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135 { |
504 | 136 throw OrthancClientException(Orthanc::ErrorCode_BadFileFormat); |
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137 } |
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138 } |
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139 |
500 | 140 int Instance::GetTagAsInt(const char* tag) const |
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141 { |
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142 std::string value = GetTagAsString(tag); |
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143 |
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144 try |
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145 { |
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146 return boost::lexical_cast<int>(value); |
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147 } |
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148 catch (boost::bad_lexical_cast) |
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149 { |
504 | 150 throw OrthancClientException(Orthanc::ErrorCode_BadFileFormat); |
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151 } |
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152 } |
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153 |
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154 unsigned int Instance::GetWidth() |
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155 { |
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156 DownloadImage(); |
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157 return reader_->GetWidth(); |
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158 } |
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159 |
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160 unsigned int Instance::GetHeight() |
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161 { |
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162 DownloadImage(); |
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163 return reader_->GetHeight(); |
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164 } |
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165 |
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166 unsigned int Instance::GetPitch() |
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167 { |
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168 DownloadImage(); |
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169 return reader_->GetPitch(); |
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170 } |
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171 |
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172 Orthanc::PixelFormat Instance::GetPixelFormat() |
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173 { |
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174 DownloadImage(); |
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175 return reader_->GetFormat(); |
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176 } |
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177 |
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178 const void* Instance::GetBuffer() |
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179 { |
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180 DownloadImage(); |
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181 return reader_->GetBuffer(); |
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182 } |
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183 |
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184 const void* Instance::GetBuffer(unsigned int y) |
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185 { |
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186 DownloadImage(); |
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187 return reader_->GetBuffer(y); |
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188 } |
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189 |
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190 void Instance::DiscardImage() |
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191 { |
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192 reader_.reset(); |
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193 } |
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194 |
540 | 195 void Instance::DiscardDicom() |
196 { | |
197 dicom_.reset(); | |
198 } | |
199 | |
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200 |
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201 void Instance::SetImageExtractionMode(Orthanc::ImageExtractionMode mode) |
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202 { |
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203 if (mode_ == mode) |
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204 { |
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205 return; |
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206 } |
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207 |
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208 DiscardImage(); |
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209 mode_ = mode; |
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210 } |
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211 |
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212 |
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213 void Instance::SplitVectorOfFloats(std::vector<float>& target, |
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214 const char* tag) |
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215 { |
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216 const std::string value = GetTagAsString(tag); |
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217 |
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218 target.clear(); |
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219 |
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220 try |
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221 { |
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222 std::string tmp; |
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223 for (size_t i = 0; i < value.size(); i++) |
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224 { |
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225 if (value[i] == '\\') |
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226 { |
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227 target.push_back(boost::lexical_cast<float>(tmp)); |
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228 tmp.clear(); |
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229 } |
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230 else |
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231 { |
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232 tmp.push_back(value[i]); |
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233 } |
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234 } |
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235 |
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236 target.push_back(boost::lexical_cast<float>(tmp)); |
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237 } |
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238 catch (boost::bad_lexical_cast) |
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239 { |
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240 // Unable to parse the Image Orientation Patient. |
504 | 241 throw OrthancClientException(Orthanc::ErrorCode_BadFileFormat); |
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242 } |
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243 } |
540 | 244 |
245 | |
246 const uint64_t Instance::GetDicomSize() | |
247 { | |
248 DownloadDicom(); | |
249 assert(dicom_.get() != NULL); | |
250 return dicom_->size(); | |
251 } | |
252 | |
253 const void* Instance::GetDicom() | |
254 { | |
255 DownloadDicom(); | |
256 assert(dicom_.get() != NULL); | |
257 | |
258 if (dicom_->size() == 0) | |
259 { | |
260 return NULL; | |
261 } | |
262 else | |
263 { | |
264 return &((*dicom_) [0]); | |
265 } | |
266 } | |
267 | |
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268 } |