Mercurial > hg > orthanc

annotate OrthancFramework/Sources/DicomFormat/DicomImageInformation.cpp @ 5570:cc4b7b4d5deb

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fix
author Alain Mazy <am@orthanc.team>
date Thu, 25 Apr 2024 17:16:51 +0200
parents 48b8dae6dc77
children f7adfb22e20e
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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) 2017-2024 Osimis S.A., Belgium
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6 * Copyright (C) 2021-2024 Sebastien Jodogne, ICTEAM UCLouvain, Belgium
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7 *
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8 * This program is free software: you can redistribute it and/or
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9 * modify it under the terms of the GNU Lesser General Public License
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10 * as published by the Free Software Foundation, either version 3 of
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11 * the License, or (at your option) any later version.
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12 *
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13 * This program is distributed in the hope that it will be useful, but
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14 * WITHOUT ANY WARRANTY; without even the implied warranty of
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15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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16 * Lesser General Public License for more details.
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17 *
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18 * You should have received a copy of the GNU Lesser General Public
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19 * License along with this program. If not, see
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20 * <http://www.gnu.org/licenses/>.
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21 **/
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22
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23
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24 #include "../PrecompiledHeaders.h"
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25
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26 #ifndef NOMINMAX
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27 #define NOMINMAX
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28 #endif
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29
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30 #include "DicomImageInformation.h"
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31
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32 #include "../Compatibility.h"
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33 #include "../Logging.h"
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34 #include "../OrthancException.h"
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35 #include "../Toolbox.h"
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36
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37 #include <boost/lexical_cast.hpp>
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38 #include <limits>
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39 #include <cassert>
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40 #include <stdio.h>
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41 #include <memory>
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42
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43 namespace Orthanc
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44 {
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45 DicomImageInformation::DicomImageInformation(const DicomMap& values)
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46 {
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47 std::string sopClassUid;
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48 if (values.LookupStringValue(sopClassUid, DICOM_TAG_SOP_CLASS_UID, false))
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49 {
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50 sopClassUid = Toolbox::StripSpaces(sopClassUid);
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51 if (sopClassUid == "1.2.840.10008.5.1.4.1.1.481.3" /* RT-STRUCT */)
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52 {
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53 LOG(WARNING) << "Orthanc::DicomImageInformation() should not be applied to SOP Class UID: " << sopClassUid;
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54 }
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55 }
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56
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57 uint32_t pixelRepresentation = 0;
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58 uint32_t planarConfiguration = 0;
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59
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60 try
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61 {
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62 std::string p;
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63 if (values.LookupStringValue(p, DICOM_TAG_PHOTOMETRIC_INTERPRETATION, false)) {
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64 Toolbox::ToUpperCase(p);
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65
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66 if (p == "RGB")
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67 {
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68 photometric_ = PhotometricInterpretation_RGB;
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69 }
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70 else if (p == "MONOCHROME1")
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71 {
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72 photometric_ = PhotometricInterpretation_Monochrome1;
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73 }
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74 else if (p == "MONOCHROME2")
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75 {
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76 photometric_ = PhotometricInterpretation_Monochrome2;
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77 }
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78 else if (p == "PALETTE COLOR")
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79 {
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80 photometric_ = PhotometricInterpretation_Palette;
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81 }
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82 else if (p == "HSV")
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83 {
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84 photometric_ = PhotometricInterpretation_HSV;
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85 }
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86 else if (p == "ARGB")
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87 {
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88 photometric_ = PhotometricInterpretation_ARGB;
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89 }
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90 else if (p == "CMYK")
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91 {
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92 photometric_ = PhotometricInterpretation_CMYK;
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93 }
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94 else if (p == "YBR_FULL")
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95 {
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96 photometric_ = PhotometricInterpretation_YBRFull;
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97 }
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98 else if (p == "YBR_FULL_422")
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99 {
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100 photometric_ = PhotometricInterpretation_YBRFull422;
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101 }
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102 else if (p == "YBR_PARTIAL_420")
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103 {
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104 photometric_ = PhotometricInterpretation_YBRPartial420;
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105 }
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106 else if (p == "YBR_PARTIAL_422")
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107 {
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108 photometric_ = PhotometricInterpretation_YBRPartial422;
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109 }
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110 else if (p == "YBR_ICT")
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111 {
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112 photometric_ = PhotometricInterpretation_YBR_ICT;
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113 }
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114 else if (p == "YBR_RCT")
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115 {
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116 photometric_ = PhotometricInterpretation_YBR_RCT;
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117 }
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118 else
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119 {
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120 photometric_ = PhotometricInterpretation_Unknown;
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121 }
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122 }
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123 else
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124 {
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125 photometric_ = PhotometricInterpretation_Unknown;
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126 }
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127
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128 values.GetValue(DICOM_TAG_COLUMNS).ParseFirstUnsignedInteger(width_); // in some US images, we've seen tag values of "800\0"; that's why we parse the 'first' value
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129 values.GetValue(DICOM_TAG_ROWS).ParseFirstUnsignedInteger(height_);
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amazy
parents: 3060
diff changeset
130
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eab8010c05fc avoid relying on boost::bad_lexical_cast in DicomImageInformation
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parents: 4044
diff changeset
131 if (!values.ParseUnsignedInteger32(bitsAllocated_, DICOM_TAG_BITS_ALLOCATED))
853
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
132 {
4076
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Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4044
diff changeset
133 throw OrthancException(ErrorCode_BadFileFormat);
854
ff530685e46a fast version of image copy
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 853
diff changeset
134 }
4076
eab8010c05fc avoid relying on boost::bad_lexical_cast in DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4044
diff changeset
135
eab8010c05fc avoid relying on boost::bad_lexical_cast in DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4044
diff changeset
136 if (!values.ParseUnsignedInteger32(samplesPerPixel_, DICOM_TAG_SAMPLES_PER_PIXEL))
854
ff530685e46a fast version of image copy
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 853
diff changeset
137 {
ff530685e46a fast version of image copy
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 853
diff changeset
138 samplesPerPixel_ = 1; // Assume 1 color channel
ff530685e46a fast version of image copy
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 853
diff changeset
139 }
ff530685e46a fast version of image copy
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 853
diff changeset
140
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eab8010c05fc avoid relying on boost::bad_lexical_cast in DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4044
diff changeset
141 if (!values.ParseUnsignedInteger32(bitsStored_, DICOM_TAG_BITS_STORED))
853
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
142 {
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
143 bitsStored_ = bitsAllocated_;
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
144 }
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
145
4827
4cfd96732076 Support decoding of black-and-white images (with 1 bit per pixel), notably DICOM SEG
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
146 if (bitsStored_ > bitsAllocated_)
4cfd96732076 Support decoding of black-and-white images (with 1 bit per pixel), notably DICOM SEG
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
147 {
4cfd96732076 Support decoding of black-and-white images (with 1 bit per pixel), notably DICOM SEG
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
148 throw OrthancException(ErrorCode_BadFileFormat);
4cfd96732076 Support decoding of black-and-white images (with 1 bit per pixel), notably DICOM SEG
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
149 }
4cfd96732076 Support decoding of black-and-white images (with 1 bit per pixel), notably DICOM SEG
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
150
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eab8010c05fc avoid relying on boost::bad_lexical_cast in DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4044
diff changeset
151 if (!values.ParseUnsignedInteger32(highBit_, DICOM_TAG_HIGH_BIT))
853
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
152 {
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
153 highBit_ = bitsStored_ - 1;
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
154 }
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
155
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eab8010c05fc avoid relying on boost::bad_lexical_cast in DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4044
diff changeset
156 if (!values.ParseUnsignedInteger32(pixelRepresentation, DICOM_TAG_PIXEL_REPRESENTATION))
853
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
157 {
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
158 pixelRepresentation = 0; // Assume unsigned pixels
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
159 }
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
160
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
161 if (samplesPerPixel_ > 1)
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
162 {
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
163 // The "Planar Configuration" is only set when "Samples per Pixels" is greater than 1
1908
5096681efce6 direct hyperlinks to the DICOM standard
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1905
diff changeset
164 // http://dicom.nema.org/medical/dicom/current/output/html/part03.html#sect_C.7.6.3.1.3
4076
eab8010c05fc avoid relying on boost::bad_lexical_cast in DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4044
diff changeset
165
eab8010c05fc avoid relying on boost::bad_lexical_cast in DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4044
diff changeset
166 if (!values.ParseUnsignedInteger32(planarConfiguration, DICOM_TAG_PLANAR_CONFIGURATION))
853
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
167 {
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
168 planarConfiguration = 0; // Assume interleaved color channels
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
169 }
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
170 }
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
171 }
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
172 catch (boost::bad_lexical_cast&)
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
173 {
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
174 throw OrthancException(ErrorCode_NotImplemented);
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
175 }
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
176 catch (OrthancException&)
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
177 {
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
178 throw OrthancException(ErrorCode_NotImplemented);
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
179 }
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
180
4076
eab8010c05fc avoid relying on boost::bad_lexical_cast in DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4044
diff changeset
181
2416
feb0d2dcfa9b try and fix compiler bugs
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2279
diff changeset
182 if (values.HasTag(DICOM_TAG_NUMBER_OF_FRAMES))
853
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
183 {
4076
eab8010c05fc avoid relying on boost::bad_lexical_cast in DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4044
diff changeset
184 if (!values.ParseUnsignedInteger32(numberOfFrames_, DICOM_TAG_NUMBER_OF_FRAMES))
2416
feb0d2dcfa9b try and fix compiler bugs
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2279
diff changeset
185 {
feb0d2dcfa9b try and fix compiler bugs
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2279
diff changeset
186 throw OrthancException(ErrorCode_NotImplemented);
feb0d2dcfa9b try and fix compiler bugs
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2279
diff changeset
187 }
853
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
188 }
2416
feb0d2dcfa9b try and fix compiler bugs
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2279
diff changeset
189 else
853
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
190 {
2416
feb0d2dcfa9b try and fix compiler bugs
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2279
diff changeset
191 numberOfFrames_ = 1;
853
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
192 }
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
193
3007
c9f93628215a more error details
am@osimis.io
parents: 2870
diff changeset
194 if (bitsAllocated_ != 8 && bitsAllocated_ != 16 &&
4827
4cfd96732076 Support decoding of black-and-white images (with 1 bit per pixel), notably DICOM SEG
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
195 bitsAllocated_ != 24 && bitsAllocated_ != 32 &&
4902
df86d2505df8 Orthanc 1.9.8 is now known as Orthanc 1.10.0
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4882
diff changeset
196 bitsAllocated_ != 1 /* new in Orthanc 1.10.0 */)
853
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
197 {
3007
c9f93628215a more error details
am@osimis.io
parents: 2870
diff changeset
198 throw OrthancException(ErrorCode_IncompatibleImageFormat, "Image not supported: " + boost::lexical_cast<std::string>(bitsAllocated_) + " bits allocated");
c9f93628215a more error details
am@osimis.io
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diff changeset
199 }
c9f93628215a more error details
am@osimis.io
parents: 2870
diff changeset
200 else if (numberOfFrames_ == 0)
c9f93628215a more error details
am@osimis.io
parents: 2870
diff changeset
201 {
c9f93628215a more error details
am@osimis.io
parents: 2870
diff changeset
202 throw OrthancException(ErrorCode_IncompatibleImageFormat, "Image not supported (no frames)");
c9f93628215a more error details
am@osimis.io
parents: 2870
diff changeset
203 }
c9f93628215a more error details
am@osimis.io
parents: 2870
diff changeset
204 else if (planarConfiguration != 0 && planarConfiguration != 1)
c9f93628215a more error details
am@osimis.io
parents: 2870
diff changeset
205 {
c9f93628215a more error details
am@osimis.io
parents: 2870
diff changeset
206 throw OrthancException(ErrorCode_IncompatibleImageFormat, "Image not supported: planar configuration is " + boost::lexical_cast<std::string>(planarConfiguration));
853
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
207 }
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
208
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
209 if (samplesPerPixel_ == 0)
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
210 {
3007
c9f93628215a more error details
am@osimis.io
parents: 2870
diff changeset
211 throw OrthancException(ErrorCode_IncompatibleImageFormat, "Image not supported: samples per pixel is 0");
853
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
212 }
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
213
4827
4cfd96732076 Support decoding of black-and-white images (with 1 bit per pixel), notably DICOM SEG
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
214 if (bitsStored_ == 1)
4cfd96732076 Support decoding of black-and-white images (with 1 bit per pixel), notably DICOM SEG
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
215 {
4902
df86d2505df8 Orthanc 1.9.8 is now known as Orthanc 1.10.0
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4882
diff changeset
216 // This is the case of DICOM SEG, new in Orthanc 1.10.0
4827
4cfd96732076 Support decoding of black-and-white images (with 1 bit per pixel), notably DICOM SEG
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
217 if (bitsAllocated_ != 1)
4cfd96732076 Support decoding of black-and-white images (with 1 bit per pixel), notably DICOM SEG
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
218 {
4cfd96732076 Support decoding of black-and-white images (with 1 bit per pixel), notably DICOM SEG
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
219 throw OrthancException(ErrorCode_BadFileFormat);
4cfd96732076 Support decoding of black-and-white images (with 1 bit per pixel), notably DICOM SEG
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
220 }
4cfd96732076 Support decoding of black-and-white images (with 1 bit per pixel), notably DICOM SEG
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
221 else if (width_ % 8 != 0)
4cfd96732076 Support decoding of black-and-white images (with 1 bit per pixel), notably DICOM SEG
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
222 {
4cfd96732076 Support decoding of black-and-white images (with 1 bit per pixel), notably DICOM SEG
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
223 throw OrthancException(ErrorCode_BadFileFormat, "Bad number of columns for a black-and-white image");
4cfd96732076 Support decoding of black-and-white images (with 1 bit per pixel), notably DICOM SEG
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
224 }
4cfd96732076 Support decoding of black-and-white images (with 1 bit per pixel), notably DICOM SEG
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
225 else
4cfd96732076 Support decoding of black-and-white images (with 1 bit per pixel), notably DICOM SEG
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
226 {
4cfd96732076 Support decoding of black-and-white images (with 1 bit per pixel), notably DICOM SEG
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
227 bytesPerValue_ = 0; // Arbitrary initialization
4cfd96732076 Support decoding of black-and-white images (with 1 bit per pixel), notably DICOM SEG
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
228 }
4cfd96732076 Support decoding of black-and-white images (with 1 bit per pixel), notably DICOM SEG
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
229 }
4cfd96732076 Support decoding of black-and-white images (with 1 bit per pixel), notably DICOM SEG
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
230 else
4cfd96732076 Support decoding of black-and-white images (with 1 bit per pixel), notably DICOM SEG
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
231 {
4cfd96732076 Support decoding of black-and-white images (with 1 bit per pixel), notably DICOM SEG
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
232 bytesPerValue_ = bitsAllocated_ / 8;
4cfd96732076 Support decoding of black-and-white images (with 1 bit per pixel), notably DICOM SEG
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
233 }
853
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
234
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
235 isPlanar_ = (planarConfiguration != 0 ? true : false);
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
236 isSigned_ = (pixelRepresentation != 0 ? true : false);
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
237 }
854
ff530685e46a fast version of image copy
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 853
diff changeset
238
2870
716dd24974ef DicomImageInformation::Clone()
am@osimis.io
parents: 2838
diff changeset
239 DicomImageInformation* DicomImageInformation::Clone() const
716dd24974ef DicomImageInformation::Clone()
am@osimis.io
parents: 2838
diff changeset
240 {
3712
2a170a8f1faf replacing std::auto_ptr by std::unique_ptr
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3640
diff changeset
241 std::unique_ptr<DicomImageInformation> target(new DicomImageInformation);
2870
716dd24974ef DicomImageInformation::Clone()
am@osimis.io
parents: 2838
diff changeset
242 target->width_ = width_;
716dd24974ef DicomImageInformation::Clone()
am@osimis.io
parents: 2838
diff changeset
243 target->height_ = height_;
716dd24974ef DicomImageInformation::Clone()
am@osimis.io
parents: 2838
diff changeset
244 target->samplesPerPixel_ = samplesPerPixel_;
716dd24974ef DicomImageInformation::Clone()
am@osimis.io
parents: 2838
diff changeset
245 target->numberOfFrames_ = numberOfFrames_;
716dd24974ef DicomImageInformation::Clone()
am@osimis.io
parents: 2838
diff changeset
246 target->isPlanar_ = isPlanar_;
716dd24974ef DicomImageInformation::Clone()
am@osimis.io
parents: 2838
diff changeset
247 target->isSigned_ = isSigned_;
716dd24974ef DicomImageInformation::Clone()
am@osimis.io
parents: 2838
diff changeset
248 target->bytesPerValue_ = bytesPerValue_;
716dd24974ef DicomImageInformation::Clone()
am@osimis.io
parents: 2838
diff changeset
249 target->bitsAllocated_ = bitsAllocated_;
716dd24974ef DicomImageInformation::Clone()
am@osimis.io
parents: 2838
diff changeset
250 target->bitsStored_ = bitsStored_;
716dd24974ef DicomImageInformation::Clone()
am@osimis.io
parents: 2838
diff changeset
251 target->highBit_ = highBit_;
716dd24974ef DicomImageInformation::Clone()
am@osimis.io
parents: 2838
diff changeset
252 target->photometric_ = photometric_;
716dd24974ef DicomImageInformation::Clone()
am@osimis.io
parents: 2838
diff changeset
253
716dd24974ef DicomImageInformation::Clone()
am@osimis.io
parents: 2838
diff changeset
254 return target.release();
716dd24974ef DicomImageInformation::Clone()
am@osimis.io
parents: 2838
diff changeset
255 }
854
ff530685e46a fast version of image copy
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 853
diff changeset
256
4297
785a2713323e abi continued
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4279
diff changeset
257 unsigned int DicomImageInformation::GetWidth() const
4279
ab4d015af660 moving inline methods to source files for ABI compatibility
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4119
diff changeset
258 {
ab4d015af660 moving inline methods to source files for ABI compatibility
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4119
diff changeset
259 return width_;
ab4d015af660 moving inline methods to source files for ABI compatibility
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4119
diff changeset
260 }
ab4d015af660 moving inline methods to source files for ABI compatibility
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4119
diff changeset
261
4297
785a2713323e abi continued
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4279
diff changeset
262 unsigned int DicomImageInformation::GetHeight() const
4279
ab4d015af660 moving inline methods to source files for ABI compatibility
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4119
diff changeset
263 {
ab4d015af660 moving inline methods to source files for ABI compatibility
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4119
diff changeset
264 return height_;
ab4d015af660 moving inline methods to source files for ABI compatibility
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4119
diff changeset
265 }
ab4d015af660 moving inline methods to source files for ABI compatibility
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4119
diff changeset
266
ab4d015af660 moving inline methods to source files for ABI compatibility
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267 unsigned int DicomImageInformation::GetNumberOfFrames() const
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268 {
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269 return numberOfFrames_;
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270 }
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271
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272 unsigned int DicomImageInformation::GetChannelCount() const
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273 {
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274 return samplesPerPixel_;
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275 }
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276
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277 unsigned int DicomImageInformation::GetBitsStored() const
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278 {
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279 return bitsStored_;
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280 }
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281
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282 size_t DicomImageInformation::GetBytesPerValue() const
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283 {
4827
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284 if (bitsStored_ == 1)
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285 {
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286 throw OrthancException(ErrorCode_BadSequenceOfCalls,
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287 "This call is incompatible with black-and-white images");
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288 }
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289 else
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290 {
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291 assert(bitsAllocated_ >= 8);
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292 return bytesPerValue_;
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293 }
4279
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294 }
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295
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296 bool DicomImageInformation::IsSigned() const
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297 {
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298 return isSigned_;
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299 }
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300
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diff changeset
301 unsigned int DicomImageInformation::GetBitsAllocated() const
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302 {
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303 return bitsAllocated_;
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304 }
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305
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Sebastien Jodogne <s.jodogne@gmail.com>
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diff changeset
306 unsigned int DicomImageInformation::GetHighBit() const
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diff changeset
307 {
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308 return highBit_;
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309 }
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310
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diff changeset
311 bool DicomImageInformation::IsPlanar() const
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diff changeset
312 {
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313 return isPlanar_;
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314 }
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315
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diff changeset
316 unsigned int DicomImageInformation::GetShift() const
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diff changeset
317 {
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318 return highBit_ + 1 - bitsStored_;
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319 }
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320
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diff changeset
321 PhotometricInterpretation DicomImageInformation::GetPhotometricInterpretation() const
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diff changeset
322 {
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323 return photometric_;
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diff changeset
324 }
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Sebastien Jodogne <s.jodogne@gmail.com>
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325
1905
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes
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diff changeset
326 bool DicomImageInformation::ExtractPixelFormat(PixelFormat& format,
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes
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diff changeset
327 bool ignorePhotometricInterpretation) const
854
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diff changeset
328 {
1905
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes
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parents: 1900
diff changeset
329 if (photometric_ == PhotometricInterpretation_Palette)
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parents: 1900
diff changeset
330 {
2423
5a7c5c541a1d Built-in decoding of palette images
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parents: 2416
diff changeset
331 if (GetBitsStored() == 8 && GetChannelCount() == 1 && !IsSigned())
5a7c5c541a1d Built-in decoding of palette images
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2416
diff changeset
332 {
5a7c5c541a1d Built-in decoding of palette images
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parents: 2416
diff changeset
333 format = PixelFormat_RGB24;
5a7c5c541a1d Built-in decoding of palette images
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diff changeset
334 return true;
5a7c5c541a1d Built-in decoding of palette images
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diff changeset
335 }
5a7c5c541a1d Built-in decoding of palette images
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parents: 2416
diff changeset
336
5a7c5c541a1d Built-in decoding of palette images
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diff changeset
337 if (GetBitsStored() == 16 && GetChannelCount() == 1 && !IsSigned())
5a7c5c541a1d Built-in decoding of palette images
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parents: 2416
diff changeset
338 {
5a7c5c541a1d Built-in decoding of palette images
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339 format = PixelFormat_RGB48;
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diff changeset
340 return true;
5a7c5c541a1d Built-in decoding of palette images
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diff changeset
341 }
1905
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diff changeset
342 }
2423
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diff changeset
343
1905
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diff changeset
344 if (ignorePhotometricInterpretation ||
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes
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diff changeset
345 photometric_ == PhotometricInterpretation_Monochrome1 ||
1206
f5b0207967bc Fix issue 19 (YBR_FULL are decoded incorrectly)
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diff changeset
346 photometric_ == PhotometricInterpretation_Monochrome2)
854
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diff changeset
347 {
1206
f5b0207967bc Fix issue 19 (YBR_FULL are decoded incorrectly)
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diff changeset
348 if (GetBitsStored() == 8 && GetChannelCount() == 1 && !IsSigned())
f5b0207967bc Fix issue 19 (YBR_FULL are decoded incorrectly)
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diff changeset
349 {
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diff changeset
350 format = PixelFormat_Grayscale8;
f5b0207967bc Fix issue 19 (YBR_FULL are decoded incorrectly)
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diff changeset
351 return true;
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Sebastien Jodogne <s.jodogne@gmail.com>
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diff changeset
352 }
f5b0207967bc Fix issue 19 (YBR_FULL are decoded incorrectly)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 863
diff changeset
353
f5b0207967bc Fix issue 19 (YBR_FULL are decoded incorrectly)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 863
diff changeset
354 if (GetBitsAllocated() == 16 && GetChannelCount() == 1 && !IsSigned())
f5b0207967bc Fix issue 19 (YBR_FULL are decoded incorrectly)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 863
diff changeset
355 {
f5b0207967bc Fix issue 19 (YBR_FULL are decoded incorrectly)
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parents: 863
diff changeset
356 format = PixelFormat_Grayscale16;
f5b0207967bc Fix issue 19 (YBR_FULL are decoded incorrectly)
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diff changeset
357 return true;
f5b0207967bc Fix issue 19 (YBR_FULL are decoded incorrectly)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 863
diff changeset
358 }
f5b0207967bc Fix issue 19 (YBR_FULL are decoded incorrectly)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 863
diff changeset
359
f5b0207967bc Fix issue 19 (YBR_FULL are decoded incorrectly)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 863
diff changeset
360 if (GetBitsAllocated() == 16 && GetChannelCount() == 1 && IsSigned())
f5b0207967bc Fix issue 19 (YBR_FULL are decoded incorrectly)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 863
diff changeset
361 {
f5b0207967bc Fix issue 19 (YBR_FULL are decoded incorrectly)
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parents: 863
diff changeset
362 format = PixelFormat_SignedGrayscale16;
f5b0207967bc Fix issue 19 (YBR_FULL are decoded incorrectly)
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diff changeset
363 return true;
f5b0207967bc Fix issue 19 (YBR_FULL are decoded incorrectly)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 863
diff changeset
364 }
2838
f3a2d109e361 new orthanc framework
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parents: 2447
diff changeset
365
f3a2d109e361 new orthanc framework
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parents: 2447
diff changeset
366 if (GetBitsAllocated() == 32 && GetChannelCount() == 1 && !IsSigned())
f3a2d109e361 new orthanc framework
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2447
diff changeset
367 {
f3a2d109e361 new orthanc framework
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diff changeset
368 format = PixelFormat_Grayscale32;
f3a2d109e361 new orthanc framework
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diff changeset
369 return true;
f3a2d109e361 new orthanc framework
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parents: 2447
diff changeset
370 }
4827
4cfd96732076 Support decoding of black-and-white images (with 1 bit per pixel), notably DICOM SEG
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parents: 4437
diff changeset
371
4cfd96732076 Support decoding of black-and-white images (with 1 bit per pixel), notably DICOM SEG
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parents: 4437
diff changeset
372 if (GetBitsStored() == 1 && GetChannelCount() == 1 && !IsSigned())
4cfd96732076 Support decoding of black-and-white images (with 1 bit per pixel), notably DICOM SEG
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parents: 4437
diff changeset
373 {
4902
df86d2505df8 Orthanc 1.9.8 is now known as Orthanc 1.10.0
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4882
diff changeset
374 // This is the case of DICOM SEG, new in Orthanc 1.10.0
4827
4cfd96732076 Support decoding of black-and-white images (with 1 bit per pixel), notably DICOM SEG
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parents: 4437
diff changeset
375 format = PixelFormat_Grayscale8;
4cfd96732076 Support decoding of black-and-white images (with 1 bit per pixel), notably DICOM SEG
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parents: 4437
diff changeset
376 return true;
4cfd96732076 Support decoding of black-and-white images (with 1 bit per pixel), notably DICOM SEG
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parents: 4437
diff changeset
377 }
854
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parents: 853
diff changeset
378 }
ff530685e46a fast version of image copy
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parents: 853
diff changeset
379
3007
c9f93628215a more error details
am@osimis.io
parents: 2870
diff changeset
380 if (GetBitsStored() == 8 &&
c9f93628215a more error details
am@osimis.io
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diff changeset
381 GetChannelCount() == 3 &&
1206
f5b0207967bc Fix issue 19 (YBR_FULL are decoded incorrectly)
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parents: 863
diff changeset
382 !IsSigned() &&
1905
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1900
diff changeset
383 (ignorePhotometricInterpretation || photometric_ == PhotometricInterpretation_RGB))
854
ff530685e46a fast version of image copy
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parents: 853
diff changeset
384 {
ff530685e46a fast version of image copy
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 853
diff changeset
385 format = PixelFormat_RGB24;
ff530685e46a fast version of image copy
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parents: 853
diff changeset
386 return true;
ff530685e46a fast version of image copy
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 853
diff changeset
387 }
ff530685e46a fast version of image copy
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 853
diff changeset
388
5054
255b02c68908 Added support for RGBA64 images in tools/create-dicom and /preview (Contribution from James Manners - Pliny)
Alain Mazy <am@osimis.io>
parents: 4902
diff changeset
389 if (GetBitsStored() == 16 &&
255b02c68908 Added support for RGBA64 images in tools/create-dicom and /preview (Contribution from James Manners - Pliny)
Alain Mazy <am@osimis.io>
parents: 4902
diff changeset
390 GetChannelCount() == 3 &&
255b02c68908 Added support for RGBA64 images in tools/create-dicom and /preview (Contribution from James Manners - Pliny)
Alain Mazy <am@osimis.io>
parents: 4902
diff changeset
391 !IsSigned() &&
255b02c68908 Added support for RGBA64 images in tools/create-dicom and /preview (Contribution from James Manners - Pliny)
Alain Mazy <am@osimis.io>
parents: 4902
diff changeset
392 (ignorePhotometricInterpretation || photometric_ == PhotometricInterpretation_RGB))
255b02c68908 Added support for RGBA64 images in tools/create-dicom and /preview (Contribution from James Manners - Pliny)
Alain Mazy <am@osimis.io>
parents: 4902
diff changeset
393 {
255b02c68908 Added support for RGBA64 images in tools/create-dicom and /preview (Contribution from James Manners - Pliny)
Alain Mazy <am@osimis.io>
parents: 4902
diff changeset
394 format = PixelFormat_RGB48;
255b02c68908 Added support for RGBA64 images in tools/create-dicom and /preview (Contribution from James Manners - Pliny)
Alain Mazy <am@osimis.io>
parents: 4902
diff changeset
395 return true;
255b02c68908 Added support for RGBA64 images in tools/create-dicom and /preview (Contribution from James Manners - Pliny)
Alain Mazy <am@osimis.io>
parents: 4902
diff changeset
396 }
255b02c68908 Added support for RGBA64 images in tools/create-dicom and /preview (Contribution from James Manners - Pliny)
Alain Mazy <am@osimis.io>
parents: 4902
diff changeset
397
854
ff530685e46a fast version of image copy
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 853
diff changeset
398 return false;
ff530685e46a fast version of image copy
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 853
diff changeset
399 }
1924
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1908
diff changeset
400
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1908
diff changeset
401
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1908
diff changeset
402 size_t DicomImageInformation::GetFrameSize() const
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1908
diff changeset
403 {
4827
4cfd96732076 Support decoding of black-and-white images (with 1 bit per pixel), notably DICOM SEG
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
404 if (bitsStored_ == 1)
4cfd96732076 Support decoding of black-and-white images (with 1 bit per pixel), notably DICOM SEG
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
405 {
4cfd96732076 Support decoding of black-and-white images (with 1 bit per pixel), notably DICOM SEG
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
406 assert(GetWidth() % 8 == 0);
4cfd96732076 Support decoding of black-and-white images (with 1 bit per pixel), notably DICOM SEG
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
407
4cfd96732076 Support decoding of black-and-white images (with 1 bit per pixel), notably DICOM SEG
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
408 if (GetChannelCount() == 1)
4cfd96732076 Support decoding of black-and-white images (with 1 bit per pixel), notably DICOM SEG
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
409 {
4cfd96732076 Support decoding of black-and-white images (with 1 bit per pixel), notably DICOM SEG
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
410 return GetHeight() * GetWidth() / 8;
4cfd96732076 Support decoding of black-and-white images (with 1 bit per pixel), notably DICOM SEG
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
411 }
4cfd96732076 Support decoding of black-and-white images (with 1 bit per pixel), notably DICOM SEG
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
412 else
4cfd96732076 Support decoding of black-and-white images (with 1 bit per pixel), notably DICOM SEG
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
413 {
4cfd96732076 Support decoding of black-and-white images (with 1 bit per pixel), notably DICOM SEG
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
414 throw OrthancException(ErrorCode_IncompatibleImageFormat,
4cfd96732076 Support decoding of black-and-white images (with 1 bit per pixel), notably DICOM SEG
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
415 "Image not supported (multi-channel black-and-image image)");
4cfd96732076 Support decoding of black-and-white images (with 1 bit per pixel), notably DICOM SEG
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
416 }
4cfd96732076 Support decoding of black-and-white images (with 1 bit per pixel), notably DICOM SEG
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
417 }
4cfd96732076 Support decoding of black-and-white images (with 1 bit per pixel), notably DICOM SEG
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
418 else
4cfd96732076 Support decoding of black-and-white images (with 1 bit per pixel), notably DICOM SEG
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
419 {
4cfd96732076 Support decoding of black-and-white images (with 1 bit per pixel), notably DICOM SEG
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
420 return (GetHeight() *
4cfd96732076 Support decoding of black-and-white images (with 1 bit per pixel), notably DICOM SEG
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
421 GetWidth() *
4cfd96732076 Support decoding of black-and-white images (with 1 bit per pixel), notably DICOM SEG
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
422 GetBytesPerValue() *
4cfd96732076 Support decoding of black-and-white images (with 1 bit per pixel), notably DICOM SEG
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
423 GetChannelCount());
4cfd96732076 Support decoding of black-and-white images (with 1 bit per pixel), notably DICOM SEG
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
424 }
1924
6c73df12ca51 New URI: "/instances/.../frames/.../raw" to access the raw frames (bypass image decoding)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1908
diff changeset
425 }
4312
6d49e3b6ff77 fix abi of DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4297
diff changeset
426
6d49e3b6ff77 fix abi of DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4297
diff changeset
427
6d49e3b6ff77 fix abi of DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4297
diff changeset
428 unsigned int DicomImageInformation::GetUsefulTagLength()
6d49e3b6ff77 fix abi of DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4297
diff changeset
429 {
6d49e3b6ff77 fix abi of DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4297
diff changeset
430 return 256;
6d49e3b6ff77 fix abi of DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4297
diff changeset
431 }
5323
138e9d0c08c1 added DicomMap::GuessPixelDataValueRepresentation()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5185
diff changeset
432
138e9d0c08c1 added DicomMap::GuessPixelDataValueRepresentation()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5185
diff changeset
433
138e9d0c08c1 added DicomMap::GuessPixelDataValueRepresentation()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5185
diff changeset
434 ValueRepresentation DicomImageInformation::GuessPixelDataValueRepresentation(const DicomTransferSyntax& transferSyntax,
138e9d0c08c1 added DicomMap::GuessPixelDataValueRepresentation()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5185
diff changeset
435 unsigned int bitsAllocated)
138e9d0c08c1 added DicomMap::GuessPixelDataValueRepresentation()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5185
diff changeset
436 {
138e9d0c08c1 added DicomMap::GuessPixelDataValueRepresentation()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5185
diff changeset
437 /**
138e9d0c08c1 added DicomMap::GuessPixelDataValueRepresentation()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5185
diff changeset
438 * This approach is validated in "Tests/GuessPixelDataVR.py":
5432
59e3b6f8c5be migration to UCLouvain servers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5415
diff changeset
439 * https://orthanc.uclouvain.be/hg/orthanc-tests/file/default/Tests/GuessPixelDataVR.py
5323
138e9d0c08c1 added DicomMap::GuessPixelDataValueRepresentation()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5185
diff changeset
440 **/
138e9d0c08c1 added DicomMap::GuessPixelDataValueRepresentation()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5185
diff changeset
441
138e9d0c08c1 added DicomMap::GuessPixelDataValueRepresentation()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5185
diff changeset
442 if (transferSyntax == DicomTransferSyntax_LittleEndianExplicit ||
138e9d0c08c1 added DicomMap::GuessPixelDataValueRepresentation()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5185
diff changeset
443 transferSyntax == DicomTransferSyntax_BigEndianExplicit)
138e9d0c08c1 added DicomMap::GuessPixelDataValueRepresentation()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5185
diff changeset
444 {
138e9d0c08c1 added DicomMap::GuessPixelDataValueRepresentation()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5185
diff changeset
445 /**
138e9d0c08c1 added DicomMap::GuessPixelDataValueRepresentation()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5185
diff changeset
446 * Same rules apply to Little Endian Explicit and Big Endian
138e9d0c08c1 added DicomMap::GuessPixelDataValueRepresentation()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5185
diff changeset
447 * Explicit (now retired). The VR of the pixel data directly
138e9d0c08c1 added DicomMap::GuessPixelDataValueRepresentation()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5185
diff changeset
448 * depends upon the "Bits Allocated (0028,0100)" tag:
138e9d0c08c1 added DicomMap::GuessPixelDataValueRepresentation()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5185
diff changeset
449 * https://dicom.nema.org/medical/dicom/current/output/chtml/part05/sect_A.2.html
138e9d0c08c1 added DicomMap::GuessPixelDataValueRepresentation()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5185
diff changeset
450 * https://dicom.nema.org/medical/dicom/2016b/output/chtml/part05/sect_A.3.html
138e9d0c08c1 added DicomMap::GuessPixelDataValueRepresentation()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5185
diff changeset
451 **/
138e9d0c08c1 added DicomMap::GuessPixelDataValueRepresentation()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5185
diff changeset
452 if (bitsAllocated > 8)
138e9d0c08c1 added DicomMap::GuessPixelDataValueRepresentation()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5185
diff changeset
453 {
138e9d0c08c1 added DicomMap::GuessPixelDataValueRepresentation()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5185
diff changeset
454 return ValueRepresentation_OtherWord;
138e9d0c08c1 added DicomMap::GuessPixelDataValueRepresentation()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5185
diff changeset
455 }
138e9d0c08c1 added DicomMap::GuessPixelDataValueRepresentation()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5185
diff changeset
456 else
138e9d0c08c1 added DicomMap::GuessPixelDataValueRepresentation()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5185
diff changeset
457 {
138e9d0c08c1 added DicomMap::GuessPixelDataValueRepresentation()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5185
diff changeset
458 return ValueRepresentation_OtherByte;
138e9d0c08c1 added DicomMap::GuessPixelDataValueRepresentation()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5185
diff changeset
459 }
138e9d0c08c1 added DicomMap::GuessPixelDataValueRepresentation()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5185
diff changeset
460 }
138e9d0c08c1 added DicomMap::GuessPixelDataValueRepresentation()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5185
diff changeset
461 else if (transferSyntax == DicomTransferSyntax_LittleEndianImplicit)
138e9d0c08c1 added DicomMap::GuessPixelDataValueRepresentation()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5185
diff changeset
462 {
138e9d0c08c1 added DicomMap::GuessPixelDataValueRepresentation()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5185
diff changeset
463 // Assume "OW" for DICOM Implicit VR Little Endian Transfer Syntax
138e9d0c08c1 added DicomMap::GuessPixelDataValueRepresentation()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5185
diff changeset
464 // https://dicom.nema.org/medical/dicom/current/output/chtml/part05/chapter_A.html#sect_A.1
138e9d0c08c1 added DicomMap::GuessPixelDataValueRepresentation()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5185
diff changeset
465 return ValueRepresentation_OtherWord;
138e9d0c08c1 added DicomMap::GuessPixelDataValueRepresentation()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5185
diff changeset
466 }
138e9d0c08c1 added DicomMap::GuessPixelDataValueRepresentation()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5185
diff changeset
467 else
138e9d0c08c1 added DicomMap::GuessPixelDataValueRepresentation()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5185
diff changeset
468 {
138e9d0c08c1 added DicomMap::GuessPixelDataValueRepresentation()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5185
diff changeset
469 // Assume "OB" for all the compressed transfer syntaxes
138e9d0c08c1 added DicomMap::GuessPixelDataValueRepresentation()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5185
diff changeset
470 // https://dicom.nema.org/medical/dicom/current/output/chtml/part05/sect_A.4.html
138e9d0c08c1 added DicomMap::GuessPixelDataValueRepresentation()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5185
diff changeset
471 return ValueRepresentation_OtherByte;
138e9d0c08c1 added DicomMap::GuessPixelDataValueRepresentation()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5185
diff changeset
472 }
138e9d0c08c1 added DicomMap::GuessPixelDataValueRepresentation()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5185
diff changeset
473 }
853
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
474 }