Mercurial > hg > orthanc

annotate Core/DicomFormat/DicomImageInformation.cpp @ 3007:c9f93628215a

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author am@osimis.io
date Thu, 13 Dec 2018 14:48:23 +0100
parents 716dd24974ef
children 4e43e67f8ecf
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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) 2017-2018 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 * In addition, as a special exception, the copyright holders of this
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13 * program give permission to link the code of its release with the
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14 * OpenSSL project's "OpenSSL" library (or with modified versions of it
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15 * that use the same license as the "OpenSSL" library), and distribute
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16 * the linked executables. You must obey the GNU General Public License
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17 * in all respects for all of the code used other than "OpenSSL". If you
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18 * modify file(s) with this exception, you may extend this exception to
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19 * your version of the file(s), but you are not obligated to do so. If
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20 * you do not wish to do so, delete this exception statement from your
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21 * version. If you delete this exception statement from all source files
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22 * in the program, then also delete it here.
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23 *
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24 * This program is distributed in the hope that it will be useful, but
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25 * WITHOUT ANY WARRANTY; without even the implied warranty of
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26 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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27 * General Public License for more details.
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28 *
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29 * You should have received a copy of the GNU General Public License
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30 * along with this program. If not, see <http://www.gnu.org/licenses/>.
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31 **/
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32
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33
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34 #include "../PrecompiledHeaders.h"
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35
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36 #ifndef NOMINMAX
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37 #define NOMINMAX
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38 #endif
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39
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40 #include "DicomImageInformation.h"
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41
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42 #include "../OrthancException.h"
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43 #include "../Toolbox.h"
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44 #include <boost/lexical_cast.hpp>
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45 #include <limits>
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46 #include <cassert>
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47 #include <stdio.h>
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48 #include <memory>
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49
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50 namespace Orthanc
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51 {
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52 DicomImageInformation::DicomImageInformation(const DicomMap& values)
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53 {
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54 unsigned int pixelRepresentation;
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55 unsigned int planarConfiguration = 0;
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56
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57 try
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58 {
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59 std::string p = values.GetValue(DICOM_TAG_PHOTOMETRIC_INTERPRETATION).GetContent();
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60 Toolbox::ToUpperCase(p);
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61
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62 if (p == "RGB")
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63 {
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64 photometric_ = PhotometricInterpretation_RGB;
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65 }
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66 else if (p == "MONOCHROME1")
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67 {
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68 photometric_ = PhotometricInterpretation_Monochrome1;
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69 }
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70 else if (p == "MONOCHROME2")
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71 {
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72 photometric_ = PhotometricInterpretation_Monochrome2;
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73 }
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74 else if (p == "PALETTE COLOR")
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75 {
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76 photometric_ = PhotometricInterpretation_Palette;
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77 }
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78 else if (p == "HSV")
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79 {
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80 photometric_ = PhotometricInterpretation_HSV;
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81 }
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82 else if (p == "ARGB")
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83 {
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84 photometric_ = PhotometricInterpretation_ARGB;
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85 }
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86 else if (p == "CMYK")
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87 {
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88 photometric_ = PhotometricInterpretation_CMYK;
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89 }
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90 else if (p == "YBR_FULL")
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91 {
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92 photometric_ = PhotometricInterpretation_YBRFull;
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93 }
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94 else if (p == "YBR_FULL_422")
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95 {
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96 photometric_ = PhotometricInterpretation_YBRFull422;
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97 }
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98 else if (p == "YBR_PARTIAL_420")
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99 {
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100 photometric_ = PhotometricInterpretation_YBRPartial420;
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101 }
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102 else if (p == "YBR_PARTIAL_422")
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103 {
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104 photometric_ = PhotometricInterpretation_YBRPartial422;
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105 }
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106 else if (p == "YBR_ICT")
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107 {
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108 photometric_ = PhotometricInterpretation_YBR_ICT;
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109 }
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110 else if (p == "YBR_RCT")
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111 {
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112 photometric_ = PhotometricInterpretation_YBR_RCT;
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113 }
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114 else
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115 {
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116 photometric_ = PhotometricInterpretation_Unknown;
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117 }
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118
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119 width_ = boost::lexical_cast<unsigned int>(values.GetValue(DICOM_TAG_COLUMNS).GetContent());
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120 height_ = boost::lexical_cast<unsigned int>(values.GetValue(DICOM_TAG_ROWS).GetContent());
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121 bitsAllocated_ = boost::lexical_cast<unsigned int>(values.GetValue(DICOM_TAG_BITS_ALLOCATED).GetContent());
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122
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123 try
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124 {
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125 samplesPerPixel_ = boost::lexical_cast<unsigned int>(values.GetValue(DICOM_TAG_SAMPLES_PER_PIXEL).GetContent());
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126 }
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127 catch (OrthancException&)
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128 {
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129 samplesPerPixel_ = 1; // Assume 1 color channel
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130 }
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131
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132 try
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133 {
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Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
134 bitsStored_ = boost::lexical_cast<unsigned int>(values.GetValue(DICOM_TAG_BITS_STORED).GetContent());
853
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
135 }
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
136 catch (OrthancException&)
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
137 {
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
138 bitsStored_ = bitsAllocated_;
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
139 }
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
140
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
141 try
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
142 {
1737
ec66a16aa398 removal of DicomStringValue and DicomNullValue
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
143 highBit_ = boost::lexical_cast<unsigned int>(values.GetValue(DICOM_TAG_HIGH_BIT).GetContent());
853
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
144 }
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
145 catch (OrthancException&)
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
146 {
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
147 highBit_ = bitsStored_ - 1;
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
148 }
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
149
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
150 try
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
151 {
1737
ec66a16aa398 removal of DicomStringValue and DicomNullValue
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parents: 1288
diff changeset
152 pixelRepresentation = boost::lexical_cast<unsigned int>(values.GetValue(DICOM_TAG_PIXEL_REPRESENTATION).GetContent());
853
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
153 }
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
154 catch (OrthancException&)
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
155 {
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
156 pixelRepresentation = 0; // Assume unsigned pixels
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
157 }
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
158
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
159 if (samplesPerPixel_ > 1)
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
160 {
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
161 // 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
162 // http://dicom.nema.org/medical/dicom/current/output/html/part03.html#sect_C.7.6.3.1.3
853
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
163 try
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
164 {
1737
ec66a16aa398 removal of DicomStringValue and DicomNullValue
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parents: 1288
diff changeset
165 planarConfiguration = boost::lexical_cast<unsigned int>(values.GetValue(DICOM_TAG_PLANAR_CONFIGURATION).GetContent());
853
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
166 }
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
167 catch (OrthancException&)
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
168 {
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
169 planarConfiguration = 0; // Assume interleaved color channels
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 }
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
173 catch (boost::bad_lexical_cast&)
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
174 {
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
175 throw OrthancException(ErrorCode_NotImplemented);
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
176 }
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
177 catch (OrthancException&)
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
178 {
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
179 throw OrthancException(ErrorCode_NotImplemented);
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
180 }
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
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 {
2416
feb0d2dcfa9b try and fix compiler bugs
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2279
diff changeset
184 try
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 numberOfFrames_ = boost::lexical_cast<unsigned int>(values.GetValue(DICOM_TAG_NUMBER_OF_FRAMES).GetContent());
feb0d2dcfa9b try and fix compiler bugs
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2279
diff changeset
187 }
feb0d2dcfa9b try and fix compiler bugs
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2279
diff changeset
188 catch (boost::bad_lexical_cast&)
feb0d2dcfa9b try and fix compiler bugs
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2279
diff changeset
189 {
feb0d2dcfa9b try and fix compiler bugs
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2279
diff changeset
190 throw OrthancException(ErrorCode_NotImplemented);
feb0d2dcfa9b try and fix compiler bugs
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2279
diff changeset
191 }
853
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
192 }
2416
feb0d2dcfa9b try and fix compiler bugs
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2279
diff changeset
193 else
853
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
194 {
2416
feb0d2dcfa9b try and fix compiler bugs
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2279
diff changeset
195 numberOfFrames_ = 1;
853
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
196 }
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 if (bitsAllocated_ != 8 && bitsAllocated_ != 16 &&
c9f93628215a more error details
am@osimis.io
parents: 2870
diff changeset
199 bitsAllocated_ != 24 && bitsAllocated_ != 32)
853
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
200 {
3007
c9f93628215a more error details
am@osimis.io
parents: 2870
diff changeset
201 throw OrthancException(ErrorCode_IncompatibleImageFormat, "Image not supported: " + boost::lexical_cast<std::string>(bitsAllocated_) + " bits allocated");
c9f93628215a more error details
am@osimis.io
parents: 2870
diff changeset
202 }
c9f93628215a more error details
am@osimis.io
parents: 2870
diff changeset
203 else if (numberOfFrames_ == 0)
c9f93628215a more error details
am@osimis.io
parents: 2870
diff changeset
204 {
c9f93628215a more error details
am@osimis.io
parents: 2870
diff changeset
205 throw OrthancException(ErrorCode_IncompatibleImageFormat, "Image not supported (no frames)");
c9f93628215a more error details
am@osimis.io
parents: 2870
diff changeset
206 }
c9f93628215a more error details
am@osimis.io
parents: 2870
diff changeset
207 else if (planarConfiguration != 0 && planarConfiguration != 1)
c9f93628215a more error details
am@osimis.io
parents: 2870
diff changeset
208 {
c9f93628215a more error details
am@osimis.io
parents: 2870
diff changeset
209 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
210 }
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
211
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
212 if (samplesPerPixel_ == 0)
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
213 {
3007
c9f93628215a more error details
am@osimis.io
parents: 2870
diff changeset
214 throw OrthancException(ErrorCode_IncompatibleImageFormat, "Image not supported: samples per pixel is 0");
853
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
215 }
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
216
860
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 857
diff changeset
217 bytesPerValue_ = bitsAllocated_ / 8;
853
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
218
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
219 isPlanar_ = (planarConfiguration != 0 ? true : false);
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
220 isSigned_ = (pixelRepresentation != 0 ? true : false);
839be3022203 DicomImageInformation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
221 }
854
ff530685e46a fast version of image copy
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 853
diff changeset
222
2870
716dd24974ef DicomImageInformation::Clone()
am@osimis.io
parents: 2838
diff changeset
223 DicomImageInformation* DicomImageInformation::Clone() const
716dd24974ef DicomImageInformation::Clone()
am@osimis.io
parents: 2838
diff changeset
224 {
716dd24974ef DicomImageInformation::Clone()
am@osimis.io
parents: 2838
diff changeset
225 std::auto_ptr<DicomImageInformation> target(new DicomImageInformation);
716dd24974ef DicomImageInformation::Clone()
am@osimis.io
parents: 2838
diff changeset
226 target->width_ = width_;
716dd24974ef DicomImageInformation::Clone()
am@osimis.io
parents: 2838
diff changeset
227 target->height_ = height_;
716dd24974ef DicomImageInformation::Clone()
am@osimis.io
parents: 2838
diff changeset
228 target->samplesPerPixel_ = samplesPerPixel_;
716dd24974ef DicomImageInformation::Clone()
am@osimis.io
parents: 2838
diff changeset
229 target->numberOfFrames_ = numberOfFrames_;
716dd24974ef DicomImageInformation::Clone()
am@osimis.io
parents: 2838
diff changeset
230 target->isPlanar_ = isPlanar_;
716dd24974ef DicomImageInformation::Clone()
am@osimis.io
parents: 2838
diff changeset
231 target->isSigned_ = isSigned_;
716dd24974ef DicomImageInformation::Clone()
am@osimis.io
parents: 2838
diff changeset
232 target->bytesPerValue_ = bytesPerValue_;
716dd24974ef DicomImageInformation::Clone()
am@osimis.io
parents: 2838
diff changeset
233 target->bitsAllocated_ = bitsAllocated_;
716dd24974ef DicomImageInformation::Clone()
am@osimis.io
parents: 2838
diff changeset
234 target->bitsStored_ = bitsStored_;
716dd24974ef DicomImageInformation::Clone()
am@osimis.io
parents: 2838
diff changeset
235 target->highBit_ = highBit_;
716dd24974ef DicomImageInformation::Clone()
am@osimis.io
parents: 2838
diff changeset
236 target->photometric_ = photometric_;
716dd24974ef DicomImageInformation::Clone()
am@osimis.io
parents: 2838
diff changeset
237
716dd24974ef DicomImageInformation::Clone()
am@osimis.io
parents: 2838
diff changeset
238 return target.release();
716dd24974ef DicomImageInformation::Clone()
am@osimis.io
parents: 2838
diff changeset
239 }
854
ff530685e46a fast version of image copy
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 853
diff changeset
240
1905
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1900
diff changeset
241 bool DicomImageInformation::ExtractPixelFormat(PixelFormat& format,
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1900
diff changeset
242 bool ignorePhotometricInterpretation) const
854
ff530685e46a fast version of image copy
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 853
diff changeset
243 {
1905
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1900
diff changeset
244 if (photometric_ == PhotometricInterpretation_Palette)
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1900
diff changeset
245 {
2423
5a7c5c541a1d Built-in decoding of palette images
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2416
diff changeset
246 if (GetBitsStored() == 8 && GetChannelCount() == 1 && !IsSigned())
5a7c5c541a1d Built-in decoding of palette images
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2416
diff changeset
247 {
5a7c5c541a1d Built-in decoding of palette images
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2416
diff changeset
248 format = PixelFormat_RGB24;
5a7c5c541a1d Built-in decoding of palette images
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2416
diff changeset
249 return true;
5a7c5c541a1d Built-in decoding of palette images
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2416
diff changeset
250 }
5a7c5c541a1d Built-in decoding of palette images
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2416
diff changeset
251
5a7c5c541a1d Built-in decoding of palette images
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2416
diff changeset
252 if (GetBitsStored() == 16 && GetChannelCount() == 1 && !IsSigned())
5a7c5c541a1d Built-in decoding of palette images
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2416
diff changeset
253 {
5a7c5c541a1d Built-in decoding of palette images
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2416
diff changeset
254 format = PixelFormat_RGB48;
5a7c5c541a1d Built-in decoding of palette images
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2416
diff changeset
255 return true;
5a7c5c541a1d Built-in decoding of palette images
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2416
diff changeset
256 }
1905
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1900
diff changeset
257 }
2423
5a7c5c541a1d Built-in decoding of palette images
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2416
diff changeset
258
1905
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1900
diff changeset
259 if (ignorePhotometricInterpretation ||
8b1baa2315b8 Huge speedup if decoding the family of JPEG transfer syntaxes
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1900
diff changeset
260 photometric_ == PhotometricInterpretation_Monochrome1 ||
1206
f5b0207967bc Fix issue 19 (YBR_FULL are decoded incorrectly)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 863
diff changeset
261 photometric_ == PhotometricInterpretation_Monochrome2)
854
ff530685e46a fast version of image copy
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 853
diff changeset
262 {
1206
f5b0207967bc Fix issue 19 (YBR_FULL are decoded incorrectly)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 863
diff changeset
263 if (GetBitsStored() == 8 && GetChannelCount() == 1 && !IsSigned())
f5b0207967bc Fix issue 19 (YBR_FULL are decoded incorrectly)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 863
diff changeset
264 {
f5b0207967bc Fix issue 19 (YBR_FULL are decoded incorrectly)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 863
diff changeset
265 format = PixelFormat_Grayscale8;
f5b0207967bc Fix issue 19 (YBR_FULL are decoded incorrectly)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 863
diff changeset
266 return true;
f5b0207967bc Fix issue 19 (YBR_FULL are decoded incorrectly)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 863
diff changeset
267 }
f5b0207967bc Fix issue 19 (YBR_FULL are decoded incorrectly)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 863
diff changeset
268
f5b0207967bc Fix issue 19 (YBR_FULL are decoded incorrectly)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 863
diff changeset
269 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
270 {
f5b0207967bc Fix issue 19 (YBR_FULL are decoded incorrectly)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 863
diff changeset
271 format = PixelFormat_Grayscale16;
f5b0207967bc Fix issue 19 (YBR_FULL are decoded incorrectly)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 863
diff changeset
272 return true;
f5b0207967bc Fix issue 19 (YBR_FULL are decoded incorrectly)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 863
diff changeset
273 }
f5b0207967bc Fix issue 19 (YBR_FULL are decoded incorrectly)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 863
diff changeset
274
f5b0207967bc Fix issue 19 (YBR_FULL are decoded incorrectly)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 863
diff changeset
275 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
276 {
f5b0207967bc Fix issue 19 (YBR_FULL are decoded incorrectly)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 863
diff changeset
277 format = PixelFormat_SignedGrayscale16;
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278 return true;
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279 }
2838
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280
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281 if (GetBitsAllocated() == 32 && GetChannelCount() == 1 && !IsSigned())
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282 {
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283 format = PixelFormat_Grayscale32;
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284 return true;
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285 }
854
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286 }
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287
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288 if (GetBitsStored() == 8 &&
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289 GetChannelCount() == 3 &&
1206
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290 !IsSigned() &&
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291 (ignorePhotometricInterpretation || photometric_ == PhotometricInterpretation_RGB))
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292 {
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293 format = PixelFormat_RGB24;
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294 return true;
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295 }
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296
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297 return false;
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298 }
1924
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299
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300
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301 size_t DicomImageInformation::GetFrameSize() const
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302 {
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303 return (GetHeight() *
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304 GetWidth() *
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305 GetBytesPerValue() *
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306 GetChannelCount());
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307 }
853
839be3022203 DicomImageInformation
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308 }