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annotate Plugins/Samples/GdcmDecoder/Plugin.cpp @ 3930:b99acc213937 transcoding

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transcoder plugins and GDCM transcoding are working
author Sebastien Jodogne <s.jodogne@gmail.com>
date Thu, 14 May 2020 19:20:40 +0200
parents 7e33516965f8
children f67b48833a4f
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 /**
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2 * Orthanc - A Lightweight, RESTful DICOM Store
1900
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3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
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4 * Department, University Hospital of Liege, Belgium
3640
94f4a18a79cc upgrade to year 2020
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5 * Copyright (C) 2017-2020 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 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 * 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 * 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 General Public License
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18 * along with this program. If not, see <http://www.gnu.org/licenses/>.
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19 **/
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20
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21
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22 #include "../../../Core/Compatibility.h"
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23 #include "../../../Core/DicomFormat/DicomMap.h"
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24 #include "../../../Core/Toolbox.h"
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25 #include "GdcmDecoderCache.h"
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26
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27 #include <gdcmImageChangeTransferSyntax.h>
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28 #include <gdcmImageReader.h>
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29 #include <gdcmImageWriter.h>
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30 #include <gdcmUIDGenerator.h>
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31 #include <gdcmAttribute.h>
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32
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33
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34 static OrthancPlugins::GdcmDecoderCache cache_;
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35 static bool restrictTransferSyntaxes_ = false;
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36 static std::set<std::string> enabledTransferSyntaxes_;
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37
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38
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39 static bool ExtractTransferSyntax(std::string& transferSyntax,
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40 const void* dicom,
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41 const uint32_t size)
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42 {
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43 Orthanc::DicomMap header;
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44 if (!Orthanc::DicomMap::ParseDicomMetaInformation(header, reinterpret_cast<const char*>(dicom), size))
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45 {
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46 return false;
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47 }
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48
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49 const Orthanc::DicomValue* tag = header.TestAndGetValue(0x0002, 0x0010);
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50 if (tag == NULL ||
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51 tag->IsNull() ||
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52 tag->IsBinary())
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53 {
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54 return false;
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55 }
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56 else
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57 {
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58 // Stripping spaces should not be required, as this is a UI value
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59 // representation whose stripping is supported by the Orthanc
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60 // core, but let's be careful...
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61 transferSyntax = Orthanc::Toolbox::StripSpaces(tag->GetContent());
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62 return true;
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63 }
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64 }
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65
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66
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67 static bool IsTransferSyntaxEnabled(const void* dicom,
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68 const uint32_t size)
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69 {
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70 std::string formattedSize;
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71
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72 {
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73 char tmp[16];
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74 sprintf(tmp, "%0.1fMB", static_cast<float>(size) / (1024.0f * 1024.0f));
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75 formattedSize.assign(tmp);
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76 }
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77
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78 if (!restrictTransferSyntaxes_)
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79 {
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80 LOG(INFO) << "Decoding one DICOM instance of " << formattedSize << " using GDCM";
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81 return true;
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82 }
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83
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84 std::string transferSyntax;
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85 if (!ExtractTransferSyntax(transferSyntax, dicom, size))
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86 {
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87 LOG(INFO) << "Cannot extract the transfer syntax of this instance of "
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88 << formattedSize << ", will use GDCM to decode it";
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89 return true;
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90 }
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91 else if (enabledTransferSyntaxes_.find(transferSyntax) != enabledTransferSyntaxes_.end())
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92 {
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93 // Decoding for this transfer syntax is enabled
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94 LOG(INFO) << "Using GDCM to decode this instance of " << formattedSize
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95 << " with transfer syntax " << transferSyntax;
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96 return true;
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97 }
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98 else
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99 {
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100 LOG(INFO) << "Won't use GDCM to decode this instance of " << formattedSize
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101 << ", as its transfer syntax " << transferSyntax << " is disabled";
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102 return false;
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103 }
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104 }
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105
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106
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107 static OrthancPluginErrorCode DecodeImageCallback(OrthancPluginImage** target,
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108 const void* dicom,
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109 const uint32_t size,
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110 uint32_t frameIndex)
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111 {
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112 try
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113 {
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114 if (!IsTransferSyntaxEnabled(dicom, size))
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115 {
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116 *target = NULL;
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117 return OrthancPluginErrorCode_Success;
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118 }
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119
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120 std::unique_ptr<OrthancPlugins::OrthancImage> image;
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121
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122 #if 0
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123 // Do not use the cache
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124 OrthancPlugins::GdcmImageDecoder decoder(dicom, size);
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125 image.reset(new OrthancPlugins::OrthancImage(decoder.Decode(frameIndex)));
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126 #else
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127 image.reset(cache_.Decode(dicom, size, frameIndex));
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128 #endif
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129
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130 *target = image->Release();
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131
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132 return OrthancPluginErrorCode_Success;
b1a6f49b21dd GDCM decoder sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
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133 }
3915
7e33516965f8 merging sample GDCM decoder and Orthanc Web viewer
Sebastien Jodogne <s.jodogne@gmail.com>
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diff changeset
134 catch (Orthanc::OrthancException& e)
7e33516965f8 merging sample GDCM decoder and Orthanc Web viewer
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diff changeset
135 {
7e33516965f8 merging sample GDCM decoder and Orthanc Web viewer
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diff changeset
136 *target = NULL;
7e33516965f8 merging sample GDCM decoder and Orthanc Web viewer
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137
7e33516965f8 merging sample GDCM decoder and Orthanc Web viewer
Sebastien Jodogne <s.jodogne@gmail.com>
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138 LOG(WARNING) << "Cannot decode image using GDCM: " << e.What();
7e33516965f8 merging sample GDCM decoder and Orthanc Web viewer
Sebastien Jodogne <s.jodogne@gmail.com>
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diff changeset
139 return OrthancPluginErrorCode_Plugin;
7e33516965f8 merging sample GDCM decoder and Orthanc Web viewer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3768
diff changeset
140 }
1834
b1a6f49b21dd GDCM decoder sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
141 catch (std::runtime_error& e)
b1a6f49b21dd GDCM decoder sample
Sebastien Jodogne <s.jodogne@gmail.com>
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142 {
b1a6f49b21dd GDCM decoder sample
Sebastien Jodogne <s.jodogne@gmail.com>
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143 *target = NULL;
b1a6f49b21dd GDCM decoder sample
Sebastien Jodogne <s.jodogne@gmail.com>
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144
3915
7e33516965f8 merging sample GDCM decoder and Orthanc Web viewer
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diff changeset
145 LOG(WARNING) << "Cannot decode image using GDCM: " << e.what();
7e33516965f8 merging sample GDCM decoder and Orthanc Web viewer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3768
diff changeset
146 return OrthancPluginErrorCode_Plugin;
7e33516965f8 merging sample GDCM decoder and Orthanc Web viewer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3768
diff changeset
147 }
7e33516965f8 merging sample GDCM decoder and Orthanc Web viewer
Sebastien Jodogne <s.jodogne@gmail.com>
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diff changeset
148 catch (...)
7e33516965f8 merging sample GDCM decoder and Orthanc Web viewer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3768
diff changeset
149 {
7e33516965f8 merging sample GDCM decoder and Orthanc Web viewer
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parents: 3768
diff changeset
150 *target = NULL;
7e33516965f8 merging sample GDCM decoder and Orthanc Web viewer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3768
diff changeset
151
7e33516965f8 merging sample GDCM decoder and Orthanc Web viewer
Sebastien Jodogne <s.jodogne@gmail.com>
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diff changeset
152 LOG(WARNING) << "Native exception while decoding image using GDCM";
1834
b1a6f49b21dd GDCM decoder sample
Sebastien Jodogne <s.jodogne@gmail.com>
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153 return OrthancPluginErrorCode_Plugin;
b1a6f49b21dd GDCM decoder sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
154 }
b1a6f49b21dd GDCM decoder sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
155 }
b1a6f49b21dd GDCM decoder sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
156
b1a6f49b21dd GDCM decoder sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
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157
3930
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
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diff changeset
158 OrthancPluginErrorCode TranscoderCallback(
b99acc213937 transcoder plugins and GDCM transcoding are working
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diff changeset
159 OrthancPluginMemoryBuffer* transcoded /* out */,
b99acc213937 transcoder plugins and GDCM transcoding are working
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parents: 3915
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160 uint8_t* hasSopInstanceUidChanged /* out */,
b99acc213937 transcoder plugins and GDCM transcoding are working
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diff changeset
161 const void* buffer,
b99acc213937 transcoder plugins and GDCM transcoding are working
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diff changeset
162 uint64_t size,
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
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diff changeset
163 const char* const* allowedSyntaxes,
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
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164 uint32_t countSyntaxes,
b99acc213937 transcoder plugins and GDCM transcoding are working
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diff changeset
165 uint8_t allowNewSopInstanceUid)
b99acc213937 transcoder plugins and GDCM transcoding are working
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diff changeset
166 {
b99acc213937 transcoder plugins and GDCM transcoding are working
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diff changeset
167 try
b99acc213937 transcoder plugins and GDCM transcoding are working
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diff changeset
168 {
b99acc213937 transcoder plugins and GDCM transcoding are working
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diff changeset
169 std::string dicom(reinterpret_cast<const char*>(buffer), size);
b99acc213937 transcoder plugins and GDCM transcoding are working
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diff changeset
170 std::stringstream stream(dicom);
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171
b99acc213937 transcoder plugins and GDCM transcoding are working
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diff changeset
172 gdcm::ImageReader reader;
b99acc213937 transcoder plugins and GDCM transcoding are working
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diff changeset
173 reader.SetStream(stream);
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
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diff changeset
174 if (!reader.Read())
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
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diff changeset
175 {
b99acc213937 transcoder plugins and GDCM transcoding are working
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diff changeset
176 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadFileFormat,
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
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diff changeset
177 "GDCM cannot decode the image");
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3915
diff changeset
178 }
b99acc213937 transcoder plugins and GDCM transcoding are working
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179
b99acc213937 transcoder plugins and GDCM transcoding are working
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diff changeset
180 // First check that transcoding is mandatory
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3915
diff changeset
181 for (uint32_t i = 0; i < countSyntaxes; i++)
b99acc213937 transcoder plugins and GDCM transcoding are working
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182 {
b99acc213937 transcoder plugins and GDCM transcoding are working
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diff changeset
183 gdcm::TransferSyntax syntax(gdcm::TransferSyntax::GetTSType(allowedSyntaxes[i]));
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3915
diff changeset
184 if (syntax.IsValid() &&
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3915
diff changeset
185 reader.GetImage().GetTransferSyntax() == syntax)
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
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diff changeset
186 {
b99acc213937 transcoder plugins and GDCM transcoding are working
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diff changeset
187 // Same transfer syntax as in the source, return a copy of the
b99acc213937 transcoder plugins and GDCM transcoding are working
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diff changeset
188 // source buffer
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3915
diff changeset
189 OrthancPlugins::MemoryBuffer orthancBuffer(buffer, size);
b99acc213937 transcoder plugins and GDCM transcoding are working
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diff changeset
190 *transcoded = orthancBuffer.Release();
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3915
diff changeset
191 *hasSopInstanceUidChanged = false;
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3915
diff changeset
192 return OrthancPluginErrorCode_Success;
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3915
diff changeset
193 }
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3915
diff changeset
194 }
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
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195
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3915
diff changeset
196 for (uint32_t i = 0; i < countSyntaxes; i++)
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3915
diff changeset
197 {
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3915
diff changeset
198 gdcm::TransferSyntax syntax(gdcm::TransferSyntax::GetTSType(allowedSyntaxes[i]));
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3915
diff changeset
199 if (syntax.IsValid())
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3915
diff changeset
200 {
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3915
diff changeset
201 gdcm::ImageChangeTransferSyntax change;
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3915
diff changeset
202 change.SetTransferSyntax(syntax);
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3915
diff changeset
203 change.SetInput(reader.GetImage());
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3915
diff changeset
204
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3915
diff changeset
205 if (change.Change())
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3915
diff changeset
206 {
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3915
diff changeset
207 if (syntax == gdcm::TransferSyntax::JPEGBaselineProcess1 ||
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3915
diff changeset
208 syntax == gdcm::TransferSyntax::JPEGExtendedProcess2_4 ||
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3915
diff changeset
209 syntax == gdcm::TransferSyntax::JPEGLSNearLossless ||
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3915
diff changeset
210 syntax == gdcm::TransferSyntax::JPEG2000 ||
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3915
diff changeset
211 syntax == gdcm::TransferSyntax::JPEG2000Part2)
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3915
diff changeset
212 {
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3915
diff changeset
213 // In the case of a lossy compression, generate new SOP instance UID
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3915
diff changeset
214 gdcm::UIDGenerator generator;
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3915
diff changeset
215 std::string uid = generator.Generate();
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3915
diff changeset
216 if (uid.size() == 0)
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3915
diff changeset
217 {
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3915
diff changeset
218 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError,
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3915
diff changeset
219 "GDCM cannot generate a UID");
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3915
diff changeset
220 }
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3915
diff changeset
221
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3915
diff changeset
222 gdcm::Attribute<0x0008,0x0018> sopInstanceUid;
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3915
diff changeset
223 sopInstanceUid.SetValue(uid);
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3915
diff changeset
224 reader.GetFile().GetDataSet().Replace(sopInstanceUid.GetAsDataElement());
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3915
diff changeset
225 *hasSopInstanceUidChanged = 1;
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3915
diff changeset
226 }
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3915
diff changeset
227 else
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3915
diff changeset
228 {
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3915
diff changeset
229 *hasSopInstanceUidChanged = 0;
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3915
diff changeset
230 }
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3915
diff changeset
231
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3915
diff changeset
232 // GDCM was able to change the transfer syntax, serialize it
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3915
diff changeset
233 // to the output buffer
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3915
diff changeset
234 gdcm::ImageWriter writer;
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3915
diff changeset
235 writer.SetImage(change.GetOutput());
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3915
diff changeset
236 writer.SetFile(reader.GetFile());
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3915
diff changeset
237
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3915
diff changeset
238 std::stringstream ss;
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3915
diff changeset
239 writer.SetStream(ss);
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3915
diff changeset
240 if (writer.Write())
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3915
diff changeset
241 {
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3915
diff changeset
242 std::string s = ss.str();
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3915
diff changeset
243 OrthancPlugins::MemoryBuffer orthancBuffer(s.empty() ? NULL : s.c_str(), s.size());
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3915
diff changeset
244 *transcoded = orthancBuffer.Release();
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3915
diff changeset
245
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3915
diff changeset
246 return OrthancPluginErrorCode_Success;
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3915
diff changeset
247 }
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3915
diff changeset
248 else
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3915
diff changeset
249 {
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3915
diff changeset
250 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError,
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3915
diff changeset
251 "GDCM cannot serialize the image");
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3915
diff changeset
252 }
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3915
diff changeset
253 }
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3915
diff changeset
254 }
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3915
diff changeset
255 }
b99acc213937 transcoder plugins and GDCM transcoding are working
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parents: 3915
diff changeset
256
b99acc213937 transcoder plugins and GDCM transcoding are working
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parents: 3915
diff changeset
257 throw Orthanc::OrthancException(Orthanc::ErrorCode_NotImplemented);
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3915
diff changeset
258 }
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3915
diff changeset
259 catch (Orthanc::OrthancException& e)
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3915
diff changeset
260 {
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3915
diff changeset
261 LOG(INFO) << "Cannot transcode image using GDCM: " << e.What();
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3915
diff changeset
262 return OrthancPluginErrorCode_Plugin;
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3915
diff changeset
263 }
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3915
diff changeset
264 catch (std::runtime_error& e)
b99acc213937 transcoder plugins and GDCM transcoding are working
Sebastien Jodogne <s.jodogne@gmail.com>
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265 {
b99acc213937 transcoder plugins and GDCM transcoding are working
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266 LOG(INFO) << "Cannot transcode image using GDCM: " << e.what();
b99acc213937 transcoder plugins and GDCM transcoding are working
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267 return OrthancPluginErrorCode_Plugin;
b99acc213937 transcoder plugins and GDCM transcoding are working
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268 }
b99acc213937 transcoder plugins and GDCM transcoding are working
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269 catch (...)
b99acc213937 transcoder plugins and GDCM transcoding are working
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270 {
b99acc213937 transcoder plugins and GDCM transcoding are working
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271 LOG(INFO) << "Native exception while decoding image using GDCM";
b99acc213937 transcoder plugins and GDCM transcoding are working
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272 return OrthancPluginErrorCode_Plugin;
b99acc213937 transcoder plugins and GDCM transcoding are working
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273 }
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274 }
b99acc213937 transcoder plugins and GDCM transcoding are working
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275
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276
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277 /**
7e33516965f8 merging sample GDCM decoder and Orthanc Web viewer
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278 * We force the redefinition of the "ORTHANC_PLUGINS_API" macro, that
7e33516965f8 merging sample GDCM decoder and Orthanc Web viewer
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279 * was left empty with gcc until Orthanc SDK 1.5.7 (no "default"
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280 * visibility). This causes the version script, if run from "Holy
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281 * Build Box", to make private the 4 global functions of the plugin.
7e33516965f8 merging sample GDCM decoder and Orthanc Web viewer
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282 **/
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283
7e33516965f8 merging sample GDCM decoder and Orthanc Web viewer
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284 #undef ORTHANC_PLUGINS_API
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285
7e33516965f8 merging sample GDCM decoder and Orthanc Web viewer
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286 #ifdef WIN32
7e33516965f8 merging sample GDCM decoder and Orthanc Web viewer
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287 # define ORTHANC_PLUGINS_API __declspec(dllexport)
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288 #elif __GNUC__ >= 4
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289 # define ORTHANC_PLUGINS_API __attribute__ ((visibility ("default")))
7e33516965f8 merging sample GDCM decoder and Orthanc Web viewer
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290 #else
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291 # define ORTHANC_PLUGINS_API
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292 #endif
7e33516965f8 merging sample GDCM decoder and Orthanc Web viewer
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293
7e33516965f8 merging sample GDCM decoder and Orthanc Web viewer
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294
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295 extern "C"
b1a6f49b21dd GDCM decoder sample
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296 {
b1a6f49b21dd GDCM decoder sample
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297 ORTHANC_PLUGINS_API int32_t OrthancPluginInitialize(OrthancPluginContext* context)
b1a6f49b21dd GDCM decoder sample
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298 {
3915
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299 static const char* const KEY_GDCM = "Gdcm";
7e33516965f8 merging sample GDCM decoder and Orthanc Web viewer
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300 static const char* const KEY_ENABLE_GDCM = "EnableGdcm";
7e33516965f8 merging sample GDCM decoder and Orthanc Web viewer
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301 static const char* const KEY_RESTRICT_TRANSFER_SYNTAXES = "RestrictTransferSyntaxes";
7e33516965f8 merging sample GDCM decoder and Orthanc Web viewer
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302
7e33516965f8 merging sample GDCM decoder and Orthanc Web viewer
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303 OrthancPlugins::SetGlobalContext(context);
3930
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304 Orthanc::Logging::Initialize(context);
b99acc213937 transcoder plugins and GDCM transcoding are working
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305 LOG(INFO) << "Initializing the decoder/transcoder of medical images using GDCM";
1834
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306
b1a6f49b21dd GDCM decoder sample
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307 /* Check the version of the Orthanc core */
3930
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308 if (!OrthancPlugins::CheckMinimalOrthancVersion(0, 9, 5))
1834
b1a6f49b21dd GDCM decoder sample
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309 {
3930
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310 LOG(ERROR) << "Your version of Orthanc (" << std::string(context->orthancVersion)
b99acc213937 transcoder plugins and GDCM transcoding are working
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311 << ") must be above 0.9.5 to run this plugin";
1834
b1a6f49b21dd GDCM decoder sample
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312 return -1;
b1a6f49b21dd GDCM decoder sample
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313 }
b1a6f49b21dd GDCM decoder sample
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314
3930
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diff changeset
315 OrthancPluginSetDescription(context, "Decoder/transcoder of medical images using GDCM.");
3915
7e33516965f8 merging sample GDCM decoder and Orthanc Web viewer
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diff changeset
316
7e33516965f8 merging sample GDCM decoder and Orthanc Web viewer
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317 OrthancPlugins::OrthancConfiguration global;
7e33516965f8 merging sample GDCM decoder and Orthanc Web viewer
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318
7e33516965f8 merging sample GDCM decoder and Orthanc Web viewer
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diff changeset
319 bool enabled = true;
7e33516965f8 merging sample GDCM decoder and Orthanc Web viewer
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diff changeset
320
7e33516965f8 merging sample GDCM decoder and Orthanc Web viewer
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321 if (global.IsSection(KEY_GDCM))
7e33516965f8 merging sample GDCM decoder and Orthanc Web viewer
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322 {
7e33516965f8 merging sample GDCM decoder and Orthanc Web viewer
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diff changeset
323 OrthancPlugins::OrthancConfiguration config;
7e33516965f8 merging sample GDCM decoder and Orthanc Web viewer
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324 global.GetSection(config, KEY_GDCM);
7e33516965f8 merging sample GDCM decoder and Orthanc Web viewer
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325
7e33516965f8 merging sample GDCM decoder and Orthanc Web viewer
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diff changeset
326 enabled = config.GetBooleanValue(KEY_ENABLE_GDCM, true);
1834
b1a6f49b21dd GDCM decoder sample
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327
3915
7e33516965f8 merging sample GDCM decoder and Orthanc Web viewer
Sebastien Jodogne <s.jodogne@gmail.com>
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diff changeset
328 if (config.LookupSetOfStrings(enabledTransferSyntaxes_, KEY_RESTRICT_TRANSFER_SYNTAXES, false))
7e33516965f8 merging sample GDCM decoder and Orthanc Web viewer
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diff changeset
329 {
7e33516965f8 merging sample GDCM decoder and Orthanc Web viewer
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diff changeset
330 restrictTransferSyntaxes_ = true;
7e33516965f8 merging sample GDCM decoder and Orthanc Web viewer
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diff changeset
331
7e33516965f8 merging sample GDCM decoder and Orthanc Web viewer
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diff changeset
332 for (std::set<std::string>::const_iterator it = enabledTransferSyntaxes_.begin();
7e33516965f8 merging sample GDCM decoder and Orthanc Web viewer
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diff changeset
333 it != enabledTransferSyntaxes_.end(); ++it)
7e33516965f8 merging sample GDCM decoder and Orthanc Web viewer
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diff changeset
334 {
7e33516965f8 merging sample GDCM decoder and Orthanc Web viewer
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335 LOG(WARNING) << "Orthanc will use GDCM to decode transfer syntax: " << *it;
7e33516965f8 merging sample GDCM decoder and Orthanc Web viewer
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336 }
7e33516965f8 merging sample GDCM decoder and Orthanc Web viewer
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337 }
7e33516965f8 merging sample GDCM decoder and Orthanc Web viewer
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diff changeset
338 }
7e33516965f8 merging sample GDCM decoder and Orthanc Web viewer
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diff changeset
339
7e33516965f8 merging sample GDCM decoder and Orthanc Web viewer
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diff changeset
340 if (enabled)
7e33516965f8 merging sample GDCM decoder and Orthanc Web viewer
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341 {
7e33516965f8 merging sample GDCM decoder and Orthanc Web viewer
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342 OrthancPluginRegisterDecodeImageCallback(context, DecodeImageCallback);
3930
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diff changeset
343
b99acc213937 transcoder plugins and GDCM transcoding are working
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344 if (OrthancPlugins::CheckMinimalOrthancVersion(1, 7, 0))
b99acc213937 transcoder plugins and GDCM transcoding are working
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345 {
b99acc213937 transcoder plugins and GDCM transcoding are working
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346 OrthancPluginRegisterTranscoderCallback(context, TranscoderCallback);
b99acc213937 transcoder plugins and GDCM transcoding are working
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347 }
b99acc213937 transcoder plugins and GDCM transcoding are working
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diff changeset
348 else
b99acc213937 transcoder plugins and GDCM transcoding are working
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349 {
b99acc213937 transcoder plugins and GDCM transcoding are working
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350 LOG(ERROR) << "Your version of Orthanc (" << std::string(context->orthancVersion)
b99acc213937 transcoder plugins and GDCM transcoding are working
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351 << ") must be above 1.7.0 to benefit from transcoding";
b99acc213937 transcoder plugins and GDCM transcoding are working
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diff changeset
352 }
3915
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diff changeset
353 }
7e33516965f8 merging sample GDCM decoder and Orthanc Web viewer
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diff changeset
354 else
7e33516965f8 merging sample GDCM decoder and Orthanc Web viewer
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diff changeset
355 {
3930
b99acc213937 transcoder plugins and GDCM transcoding are working
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diff changeset
356 LOG(WARNING) << "The decoder/transcoder of medical images using GDCM is disabled";
3915
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357 }
7e33516965f8 merging sample GDCM decoder and Orthanc Web viewer
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diff changeset
358
1834
b1a6f49b21dd GDCM decoder sample
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diff changeset
359 return 0;
b1a6f49b21dd GDCM decoder sample
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diff changeset
360 }
b1a6f49b21dd GDCM decoder sample
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diff changeset
361
b1a6f49b21dd GDCM decoder sample
Sebastien Jodogne <s.jodogne@gmail.com>
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diff changeset
362
b1a6f49b21dd GDCM decoder sample
Sebastien Jodogne <s.jodogne@gmail.com>
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diff changeset
363 ORTHANC_PLUGINS_API void OrthancPluginFinalize()
b1a6f49b21dd GDCM decoder sample
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diff changeset
364 {
3930
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diff changeset
365 LOG(INFO) << "Finalizing the decoder/transcoder of medical images using GDCM";
1834
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366 }
b1a6f49b21dd GDCM decoder sample
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diff changeset
367
b1a6f49b21dd GDCM decoder sample
Sebastien Jodogne <s.jodogne@gmail.com>
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diff changeset
368
b1a6f49b21dd GDCM decoder sample
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diff changeset
369 ORTHANC_PLUGINS_API const char* OrthancPluginGetName()
b1a6f49b21dd GDCM decoder sample
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370 {
3930
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diff changeset
371 return "gdcm";
1834
b1a6f49b21dd GDCM decoder sample
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diff changeset
372 }
b1a6f49b21dd GDCM decoder sample
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parents:
diff changeset
373
b1a6f49b21dd GDCM decoder sample
Sebastien Jodogne <s.jodogne@gmail.com>
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diff changeset
374
b1a6f49b21dd GDCM decoder sample
Sebastien Jodogne <s.jodogne@gmail.com>
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diff changeset
375 ORTHANC_PLUGINS_API const char* OrthancPluginGetVersion()
b1a6f49b21dd GDCM decoder sample
Sebastien Jodogne <s.jodogne@gmail.com>
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diff changeset
376 {
3915
7e33516965f8 merging sample GDCM decoder and Orthanc Web viewer
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diff changeset
377 return PLUGIN_VERSION;
1834
b1a6f49b21dd GDCM decoder sample
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diff changeset
378 }
b1a6f49b21dd GDCM decoder sample
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diff changeset
379 }