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annotate OrthancFramework/Sources/DicomParsing/DcmtkTranscoder.cpp @ 4119:bf7b9edf6b81 framework-lgpl

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re-licensing the OrthancFramework to LGPL, in order to license Stone of Orthanc under LGPL
author Sebastien Jodogne <s.jodogne@gmail.com>
date Tue, 07 Jul 2020 19:17:56 +0200
parents d25f4c0fa160
children 7112a8af0b63
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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
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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 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 "../PrecompiledHeaders.h"
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24 #include "DcmtkTranscoder.h"
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25
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26
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27 #if !defined(ORTHANC_ENABLE_DCMTK_JPEG)
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28 # error Macro ORTHANC_ENABLE_DCMTK_JPEG must be defined
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29 #endif
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30
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31 #if !defined(ORTHANC_ENABLE_DCMTK_JPEG_LOSSLESS)
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32 # error Macro ORTHANC_ENABLE_DCMTK_JPEG_LOSSLESS must be defined
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33 #endif
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34
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35
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36 #include "FromDcmtkBridge.h"
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37 #include "../OrthancException.h"
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38
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39 #include <dcmtk/dcmdata/dcdeftag.h>
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40 #include <dcmtk/dcmjpeg/djrploss.h> // for DJ_RPLossy
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41 #include <dcmtk/dcmjpeg/djrplol.h> // for DJ_RPLossless
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42 #include <dcmtk/dcmjpls/djrparam.h> // for DJLSRepresentationParameter
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43
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44
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45 namespace Orthanc
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46 {
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47 static bool GetBitsStored(uint16_t& bitsStored,
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48 DcmDataset& dataset)
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49 {
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50 return dataset.findAndGetUint16(DCM_BitsStored, bitsStored).good();
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51 }
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52
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53
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54 void DcmtkTranscoder::SetLossyQuality(unsigned int quality)
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55 {
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56 if (quality <= 0 ||
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57 quality > 100)
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58 {
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59 throw OrthancException(
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60 ErrorCode_ParameterOutOfRange,
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61 "The quality for lossy transcoding must be an integer between 1 and 100, received: " +
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62 boost::lexical_cast<std::string>(quality));
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63 }
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64 else
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65 {
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66 LOG(INFO) << "Quality for lossy transcoding using DCMTK is set to: " << quality;
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67 lossyQuality_ = quality;
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68 }
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69 }
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70
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71
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72 bool DcmtkTranscoder::InplaceTranscode(DicomTransferSyntax& selectedSyntax /* out */,
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73 DcmFileFormat& dicom,
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74 const std::set<DicomTransferSyntax>& allowedSyntaxes,
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75 bool allowNewSopInstanceUid)
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76 {
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77 if (dicom.getDataset() == NULL)
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78 {
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79 throw OrthancException(ErrorCode_InternalError);
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80 }
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81
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82 DicomTransferSyntax syntax;
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83 if (!FromDcmtkBridge::LookupOrthancTransferSyntax(syntax, dicom))
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84 {
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85 throw OrthancException(ErrorCode_BadFileFormat,
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86 "Cannot determine the transfer syntax");
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87 }
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88
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89 uint16_t bitsStored;
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90 bool hasBitsStored = GetBitsStored(bitsStored, *dicom.getDataset());
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91
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92 std::string sourceSopInstanceUid = IDicomTranscoder::GetSopInstanceUid(dicom);
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93
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94 if (allowedSyntaxes.find(syntax) != allowedSyntaxes.end())
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95 {
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96 // No transcoding is needed
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97 return true;
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98 }
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99
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100 if (allowedSyntaxes.find(DicomTransferSyntax_LittleEndianImplicit) != allowedSyntaxes.end() &&
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101 FromDcmtkBridge::Transcode(dicom, DicomTransferSyntax_LittleEndianImplicit, NULL))
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102 {
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103 selectedSyntax = DicomTransferSyntax_LittleEndianImplicit;
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104 return true;
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105 }
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106
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107 if (allowedSyntaxes.find(DicomTransferSyntax_LittleEndianExplicit) != allowedSyntaxes.end() &&
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108 FromDcmtkBridge::Transcode(dicom, DicomTransferSyntax_LittleEndianExplicit, NULL))
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109 {
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110 selectedSyntax = DicomTransferSyntax_LittleEndianExplicit;
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111 return true;
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112 }
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113
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114 if (allowedSyntaxes.find(DicomTransferSyntax_BigEndianExplicit) != allowedSyntaxes.end() &&
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115 FromDcmtkBridge::Transcode(dicom, DicomTransferSyntax_BigEndianExplicit, NULL))
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116 {
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117 selectedSyntax = DicomTransferSyntax_BigEndianExplicit;
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118 return true;
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119 }
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120
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121 if (allowedSyntaxes.find(DicomTransferSyntax_DeflatedLittleEndianExplicit) != allowedSyntaxes.end() &&
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122 FromDcmtkBridge::Transcode(dicom, DicomTransferSyntax_DeflatedLittleEndianExplicit, NULL))
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123 {
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124 selectedSyntax = DicomTransferSyntax_DeflatedLittleEndianExplicit;
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125 return true;
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126 }
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127
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128 #if ORTHANC_ENABLE_DCMTK_JPEG == 1
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129 if (allowedSyntaxes.find(DicomTransferSyntax_JPEGProcess1) != allowedSyntaxes.end() &&
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130 allowNewSopInstanceUid &&
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131 (!hasBitsStored || bitsStored == 8))
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132 {
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133 // Check out "dcmjpeg/apps/dcmcjpeg.cc"
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134 DJ_RPLossy parameters(lossyQuality_);
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135
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136 if (FromDcmtkBridge::Transcode(dicom, DicomTransferSyntax_JPEGProcess1, &parameters))
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137 {
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138 selectedSyntax = DicomTransferSyntax_JPEGProcess1;
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139 return true;
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140 }
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141 }
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142 #endif
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143
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144 #if ORTHANC_ENABLE_DCMTK_JPEG == 1
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145 if (allowedSyntaxes.find(DicomTransferSyntax_JPEGProcess2_4) != allowedSyntaxes.end() &&
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146 allowNewSopInstanceUid &&
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147 (!hasBitsStored || bitsStored <= 12))
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148 {
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149 // Check out "dcmjpeg/apps/dcmcjpeg.cc"
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150 DJ_RPLossy parameters(lossyQuality_);
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151 if (FromDcmtkBridge::Transcode(dicom, DicomTransferSyntax_JPEGProcess2_4, &parameters))
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152 {
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153 selectedSyntax = DicomTransferSyntax_JPEGProcess2_4;
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154 return true;
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155 }
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156 }
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157 #endif
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158
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159 #if ORTHANC_ENABLE_DCMTK_JPEG == 1
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160 if (allowedSyntaxes.find(DicomTransferSyntax_JPEGProcess14) != allowedSyntaxes.end())
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161 {
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162 // Check out "dcmjpeg/apps/dcmcjpeg.cc"
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163 DJ_RPLossless parameters(6 /* opt_selection_value */,
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164 0 /* opt_point_transform */);
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165 if (FromDcmtkBridge::Transcode(dicom, DicomTransferSyntax_JPEGProcess14, &parameters))
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166 {
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167 selectedSyntax = DicomTransferSyntax_JPEGProcess14;
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168 return true;
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169 }
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170 }
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171 #endif
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172
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173 #if ORTHANC_ENABLE_DCMTK_JPEG == 1
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174 if (allowedSyntaxes.find(DicomTransferSyntax_JPEGProcess14SV1) != allowedSyntaxes.end())
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175 {
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176 // Check out "dcmjpeg/apps/dcmcjpeg.cc"
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177 DJ_RPLossless parameters(6 /* opt_selection_value */,
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178 0 /* opt_point_transform */);
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179 if (FromDcmtkBridge::Transcode(dicom, DicomTransferSyntax_JPEGProcess14SV1, &parameters))
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180 {
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181 selectedSyntax = DicomTransferSyntax_JPEGProcess14SV1;
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182 return true;
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183 }
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184 }
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185 #endif
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186
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187 #if ORTHANC_ENABLE_DCMTK_JPEG_LOSSLESS == 1
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188 if (allowedSyntaxes.find(DicomTransferSyntax_JPEGLSLossless) != allowedSyntaxes.end())
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189 {
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190 // Check out "dcmjpls/apps/dcmcjpls.cc"
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191 DJLSRepresentationParameter parameters(2 /* opt_nearlossless_deviation */,
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192 OFTrue /* opt_useLosslessProcess */);
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193
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194 /**
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195 * WARNING: This call results in a segmentation fault if using
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196 * the DCMTK package 3.6.2 from Ubuntu 18.04.
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197 **/
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198 if (FromDcmtkBridge::Transcode(dicom, DicomTransferSyntax_JPEGLSLossless, &parameters))
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199 {
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200 selectedSyntax = DicomTransferSyntax_JPEGLSLossless;
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201 return true;
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202 }
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203 }
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204 #endif
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205
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206 #if ORTHANC_ENABLE_DCMTK_JPEG_LOSSLESS == 1
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207 if (allowNewSopInstanceUid &&
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208 allowedSyntaxes.find(DicomTransferSyntax_JPEGLSLossy) != allowedSyntaxes.end())
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209 {
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210 // Check out "dcmjpls/apps/dcmcjpls.cc"
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211 DJLSRepresentationParameter parameters(2 /* opt_nearlossless_deviation */,
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212 OFFalse /* opt_useLosslessProcess */);
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213
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214 /**
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215 * WARNING: This call results in a segmentation fault if using
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216 * the DCMTK package 3.6.2 from Ubuntu 18.04.
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217 **/
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218 if (FromDcmtkBridge::Transcode(dicom, DicomTransferSyntax_JPEGLSLossy, &parameters))
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219 {
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220 selectedSyntax = DicomTransferSyntax_JPEGLSLossy;
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221 return true;
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222 }
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223 }
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224 #endif
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225
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226 return false;
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227 }
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228
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229
3904
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230 bool DcmtkTranscoder::IsSupported(DicomTransferSyntax syntax)
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231 {
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232 if (syntax == DicomTransferSyntax_LittleEndianImplicit ||
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233 syntax == DicomTransferSyntax_LittleEndianExplicit ||
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234 syntax == DicomTransferSyntax_BigEndianExplicit ||
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235 syntax == DicomTransferSyntax_DeflatedLittleEndianExplicit)
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236 {
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237 return true;
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238 }
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diff changeset
239
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240 #if ORTHANC_ENABLE_DCMTK_JPEG == 1
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241 if (syntax == DicomTransferSyntax_JPEGProcess1 ||
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242 syntax == DicomTransferSyntax_JPEGProcess2_4 ||
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243 syntax == DicomTransferSyntax_JPEGProcess14 ||
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244 syntax == DicomTransferSyntax_JPEGProcess14SV1)
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245 {
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246 return true;
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247 }
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248 #endif
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249
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250 #if ORTHANC_ENABLE_DCMTK_JPEG_LOSSLESS == 1
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diff changeset
251 if (syntax == DicomTransferSyntax_JPEGLSLossless ||
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252 syntax == DicomTransferSyntax_JPEGLSLossy)
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diff changeset
253 {
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254 return true;
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diff changeset
255 }
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diff changeset
256 #endif
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257
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258 return false;
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diff changeset
259 }
3906
f0dd5ded8927 refactoring using IDicomTranscoder::TranscodedDicom
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260
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diff changeset
261
3944
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diff changeset
262 bool DcmtkTranscoder::Transcode(DicomImage& target,
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diff changeset
263 DicomImage& source /* in, "GetParsed()" possibly modified */,
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diff changeset
264 const std::set<DicomTransferSyntax>& allowedSyntaxes,
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diff changeset
265 bool allowNewSopInstanceUid)
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diff changeset
266 {
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diff changeset
267 target.Clear();
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diff changeset
268
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diff changeset
269 DicomTransferSyntax sourceSyntax;
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diff changeset
270 if (!FromDcmtkBridge::LookupOrthancTransferSyntax(sourceSyntax, source.GetParsed()))
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diff changeset
271 {
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diff changeset
272 LOG(ERROR) << "Unsupport transfer syntax for transcoding";
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273 return false;
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274 }
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275
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276 {
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277 std::string s;
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278 for (std::set<DicomTransferSyntax>::const_iterator
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279 it = allowedSyntaxes.begin(); it != allowedSyntaxes.end(); ++it)
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280 {
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281 if (!s.empty())
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282 {
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283 s += ", ";
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284 }
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285
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286 s += GetTransferSyntaxUid(*it);
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287 }
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288
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289 if (s.empty())
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290 {
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291 s = "<none>";
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292 }
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293
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294 LOG(INFO) << "DCMTK transcoding from " << GetTransferSyntaxUid(sourceSyntax)
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295 << " to one of: " << s;
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296 }
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297
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298 #if !defined(NDEBUG)
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299 const std::string sourceSopInstanceUid = GetSopInstanceUid(source.GetParsed());
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300 #endif
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301
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302 DicomTransferSyntax targetSyntax;
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303 if (allowedSyntaxes.find(sourceSyntax) != allowedSyntaxes.end())
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304 {
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305 // No transcoding is needed
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306 target.AcquireParsed(source);
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307 target.AcquireBuffer(source);
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308 return true;
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309 }
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310 else if (InplaceTranscode(targetSyntax, source.GetParsed(),
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311 allowedSyntaxes, allowNewSopInstanceUid))
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312 {
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313 // Sanity check
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314 DicomTransferSyntax targetSyntax2;
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315 if (FromDcmtkBridge::LookupOrthancTransferSyntax(targetSyntax2, source.GetParsed()) &&
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316 targetSyntax == targetSyntax2 &&
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317 allowedSyntaxes.find(targetSyntax2) != allowedSyntaxes.end())
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318 {
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319 target.AcquireParsed(source);
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320 source.Clear();
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321
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322 #if !defined(NDEBUG)
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323 // Only run the sanity check in debug mode
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324 CheckTranscoding(target, sourceSyntax, sourceSopInstanceUid,
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325 allowedSyntaxes, allowNewSopInstanceUid);
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326 #endif
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327
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328 return true;
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329 }
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330 else
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331 {
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332 throw OrthancException(ErrorCode_InternalError);
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333 }
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334 }
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335 else
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336 {
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337 // Cannot transcode
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338 return false;
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339 }
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340 }
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341 }