Mercurial > hg > orthanc

annotate Core/Images/ImageAccessor.cpp @ 3901:603a7b86fa5f transcoding

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route "/instances/.../modify": New option "Transcode"
author Sebastien Jodogne <s.jodogne@gmail.com>
date Thu, 07 May 2020 14:52:53 +0200
parents 94f4a18a79cc
children
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1 /**
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2 * Orthanc - A Lightweight, RESTful DICOM Store
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3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
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4 * Department, University Hospital of Liege, Belgium
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5 * Copyright (C) 2017-2020 Osimis S.A., Belgium
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6 *
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7 * This program is free software: you can redistribute it and/or
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8 * modify it under the terms of the GNU 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 #include "ImageAccessor.h"
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36
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37 #include "../Logging.h"
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38 #include "../OrthancException.h"
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39 #include "../ChunkedBuffer.h"
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40
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41 #include <stdint.h>
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42 #include <cassert>
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43 #include <boost/lexical_cast.hpp>
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44
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45
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46
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47 namespace Orthanc
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48 {
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49 template <typename PixelType>
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50 static void ToMatlabStringInternal(ChunkedBuffer& target,
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51 const ImageAccessor& source)
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52 {
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53 target.AddChunk("double([ ");
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54
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55 for (unsigned int y = 0; y < source.GetHeight(); y++)
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56 {
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57 const PixelType* p = reinterpret_cast<const PixelType*>(source.GetConstRow(y));
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58
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59 std::string s;
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60 if (y > 0)
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61 {
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62 s = "; ";
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63 }
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64
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65 s.reserve(source.GetWidth() * 8);
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66
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67 for (unsigned int x = 0; x < source.GetWidth(); x++, p++)
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68 {
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69 s += boost::lexical_cast<std::string>(static_cast<double>(*p)) + " ";
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70 }
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71
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72 target.AddChunk(s);
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73 }
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74
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75 target.AddChunk("])");
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76 }
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77
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78
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79 static void RGB24ToMatlabString(ChunkedBuffer& target,
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80 const ImageAccessor& source)
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81 {
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82 assert(source.GetFormat() == PixelFormat_RGB24);
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83
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84 target.AddChunk("double(permute(reshape([ ");
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85
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86 for (unsigned int y = 0; y < source.GetHeight(); y++)
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87 {
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88 const uint8_t* p = reinterpret_cast<const uint8_t*>(source.GetConstRow(y));
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89
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90 std::string s;
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91 s.reserve(source.GetWidth() * 3 * 8);
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92
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93 for (unsigned int x = 0; x < 3 * source.GetWidth(); x++, p++)
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94 {
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95 s += boost::lexical_cast<std::string>(static_cast<int>(*p)) + " ";
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96 }
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97
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98 target.AddChunk(s);
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99 }
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100
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101 target.AddChunk("], [ 3 " + boost::lexical_cast<std::string>(source.GetHeight()) +
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102 " " + boost::lexical_cast<std::string>(source.GetWidth()) + " ]), [ 3 2 1 ]))");
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103 }
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104
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105
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106 void* ImageAccessor::GetBuffer() const
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107 {
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108 if (readOnly_)
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109 {
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110 throw OrthancException(ErrorCode_ReadOnly,
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111 "Trying to write to a read-only image");
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112 }
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113
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114 return buffer_;
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115 }
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116
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117
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118 const void* ImageAccessor::GetConstRow(unsigned int y) const
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119 {
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120 if (buffer_ != NULL)
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121 {
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122 return buffer_ + y * pitch_;
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123 }
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124 else
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125 {
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126 return NULL;
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127 }
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128 }
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129
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130
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131 void* ImageAccessor::GetRow(unsigned int y) const
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132 {
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133 if (readOnly_)
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134 {
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135 throw OrthancException(ErrorCode_ReadOnly,
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136 "Trying to write to a read-only image");
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137 }
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138
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139 if (buffer_ != NULL)
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140 {
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141 return buffer_ + y * pitch_;
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142 }
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143 else
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144 {
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diff changeset
145 return NULL;
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
146 }
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
147 }
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
148
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
149
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
150 void ImageAccessor::AssignEmpty(PixelFormat format)
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
151 {
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
152 readOnly_ = false;
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
153 format_ = format;
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
154 width_ = 0;
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
155 height_ = 0;
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
156 pitch_ = 0;
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
157 buffer_ = NULL;
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
158 }
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
159
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
160
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
161 void ImageAccessor::AssignReadOnly(PixelFormat format,
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
162 unsigned int width,
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
163 unsigned int height,
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
164 unsigned int pitch,
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
165 const void *buffer)
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
166 {
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
167 readOnly_ = true;
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
168 format_ = format;
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
169 width_ = width;
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
170 height_ = height;
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
171 pitch_ = pitch;
1922
369897749653 ImageAccessor::GetRegion
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1916
diff changeset
172 buffer_ = reinterpret_cast<uint8_t*>(const_cast<void*>(buffer));
860
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 824
diff changeset
173
1916
5bcf721bde4f IImageWriter
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1900
diff changeset
174 if (GetBytesPerPixel() * width_ > pitch_)
5bcf721bde4f IImageWriter
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1900
diff changeset
175 {
5bcf721bde4f IImageWriter
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1900
diff changeset
176 throw OrthancException(ErrorCode_ParameterOutOfRange);
5bcf721bde4f IImageWriter
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1900
diff changeset
177 }
798
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
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178 }
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
179
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
180
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
181 void ImageAccessor::AssignWritable(PixelFormat format,
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
182 unsigned int width,
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
183 unsigned int height,
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
184 unsigned int pitch,
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
185 void *buffer)
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
186 {
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
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187 readOnly_ = false;
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
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188 format_ = format;
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
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189 width_ = width;
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
190 height_ = height;
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
191 pitch_ = pitch;
1922
369897749653 ImageAccessor::GetRegion
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1916
diff changeset
192 buffer_ = reinterpret_cast<uint8_t*>(buffer);
860
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 824
diff changeset
193
1916
5bcf721bde4f IImageWriter
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1900
diff changeset
194 if (GetBytesPerPixel() * width_ > pitch_)
5bcf721bde4f IImageWriter
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1900
diff changeset
195 {
5bcf721bde4f IImageWriter
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1900
diff changeset
196 throw OrthancException(ErrorCode_ParameterOutOfRange);
5bcf721bde4f IImageWriter
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1900
diff changeset
197 }
798
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
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198 }
874
87791ebc1f50 download matlab images
Sebastien Jodogne <s.jodogne@gmail.com>
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diff changeset
199
87791ebc1f50 download matlab images
Sebastien Jodogne <s.jodogne@gmail.com>
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diff changeset
200
2865
0f07bdae0805 ImageAccessor::GetWriteableAccessor() and GetReadOnlyAccessor()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2861
diff changeset
201 void ImageAccessor::GetWriteableAccessor(ImageAccessor& target) const
0f07bdae0805 ImageAccessor::GetWriteableAccessor() and GetReadOnlyAccessor()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2861
diff changeset
202 {
0f07bdae0805 ImageAccessor::GetWriteableAccessor() and GetReadOnlyAccessor()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2861
diff changeset
203 if (readOnly_)
0f07bdae0805 ImageAccessor::GetWriteableAccessor() and GetReadOnlyAccessor()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2861
diff changeset
204 {
0f07bdae0805 ImageAccessor::GetWriteableAccessor() and GetReadOnlyAccessor()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2861
diff changeset
205 throw OrthancException(ErrorCode_ReadOnly);
0f07bdae0805 ImageAccessor::GetWriteableAccessor() and GetReadOnlyAccessor()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2861
diff changeset
206 }
0f07bdae0805 ImageAccessor::GetWriteableAccessor() and GetReadOnlyAccessor()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2861
diff changeset
207 else
0f07bdae0805 ImageAccessor::GetWriteableAccessor() and GetReadOnlyAccessor()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2861
diff changeset
208 {
0f07bdae0805 ImageAccessor::GetWriteableAccessor() and GetReadOnlyAccessor()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2861
diff changeset
209 target.AssignWritable(format_, width_, height_, pitch_, buffer_);
0f07bdae0805 ImageAccessor::GetWriteableAccessor() and GetReadOnlyAccessor()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2861
diff changeset
210 }
0f07bdae0805 ImageAccessor::GetWriteableAccessor() and GetReadOnlyAccessor()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2861
diff changeset
211 }
0f07bdae0805 ImageAccessor::GetWriteableAccessor() and GetReadOnlyAccessor()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2861
diff changeset
212
0f07bdae0805 ImageAccessor::GetWriteableAccessor() and GetReadOnlyAccessor()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2861
diff changeset
213
874
87791ebc1f50 download matlab images
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 861
diff changeset
214 void ImageAccessor::ToMatlabString(std::string& target) const
87791ebc1f50 download matlab images
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215 {
87791ebc1f50 download matlab images
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parents: 861
diff changeset
216 ChunkedBuffer buffer;
87791ebc1f50 download matlab images
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diff changeset
217
87791ebc1f50 download matlab images
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parents: 861
diff changeset
218 switch (GetFormat())
87791ebc1f50 download matlab images
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 861
diff changeset
219 {
87791ebc1f50 download matlab images
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 861
diff changeset
220 case PixelFormat_Grayscale8:
87791ebc1f50 download matlab images
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 861
diff changeset
221 ToMatlabStringInternal<uint8_t>(buffer, *this);
87791ebc1f50 download matlab images
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diff changeset
222 break;
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diff changeset
223
87791ebc1f50 download matlab images
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 861
diff changeset
224 case PixelFormat_Grayscale16:
87791ebc1f50 download matlab images
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 861
diff changeset
225 ToMatlabStringInternal<uint16_t>(buffer, *this);
87791ebc1f50 download matlab images
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diff changeset
226 break;
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diff changeset
227
2415
7e217a1cc63f PixelFormat_Float32
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2244
diff changeset
228 case PixelFormat_Grayscale32:
7e217a1cc63f PixelFormat_Float32
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2244
diff changeset
229 ToMatlabStringInternal<uint32_t>(buffer, *this);
7e217a1cc63f PixelFormat_Float32
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2244
diff changeset
230 break;
7e217a1cc63f PixelFormat_Float32
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2244
diff changeset
231
2645
89b789366596 Grayscale64 pixel format
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2447
diff changeset
232 case PixelFormat_Grayscale64:
89b789366596 Grayscale64 pixel format
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2447
diff changeset
233 ToMatlabStringInternal<uint64_t>(buffer, *this);
89b789366596 Grayscale64 pixel format
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2447
diff changeset
234 break;
89b789366596 Grayscale64 pixel format
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2447
diff changeset
235
874
87791ebc1f50 download matlab images
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 861
diff changeset
236 case PixelFormat_SignedGrayscale16:
87791ebc1f50 download matlab images
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 861
diff changeset
237 ToMatlabStringInternal<int16_t>(buffer, *this);
87791ebc1f50 download matlab images
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parents: 861
diff changeset
238 break;
87791ebc1f50 download matlab images
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parents: 861
diff changeset
239
1993
e2a3ff770b48 introducing float32 images
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1922
diff changeset
240 case PixelFormat_Float32:
e2a3ff770b48 introducing float32 images
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1922
diff changeset
241 ToMatlabStringInternal<float>(buffer, *this);
e2a3ff770b48 introducing float32 images
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1922
diff changeset
242 break;
e2a3ff770b48 introducing float32 images
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1922
diff changeset
243
874
87791ebc1f50 download matlab images
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 861
diff changeset
244 case PixelFormat_RGB24:
87791ebc1f50 download matlab images
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 861
diff changeset
245 RGB24ToMatlabString(buffer, *this);
87791ebc1f50 download matlab images
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 861
diff changeset
246 break;
87791ebc1f50 download matlab images
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 861
diff changeset
247
87791ebc1f50 download matlab images
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 861
diff changeset
248 default:
87791ebc1f50 download matlab images
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 861
diff changeset
249 throw OrthancException(ErrorCode_NotImplemented);
87791ebc1f50 download matlab images
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 861
diff changeset
250 }
87791ebc1f50 download matlab images
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 861
diff changeset
251
87791ebc1f50 download matlab images
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 861
diff changeset
252 buffer.Flatten(target);
87791ebc1f50 download matlab images
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 861
diff changeset
253 }
87791ebc1f50 download matlab images
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 861
diff changeset
254
1922
369897749653 ImageAccessor::GetRegion
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1916
diff changeset
255
369897749653 ImageAccessor::GetRegion
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1916
diff changeset
256
2861
9b4251721f22 ImageAccessor now non-copyable
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2645
diff changeset
257 void ImageAccessor::GetRegion(ImageAccessor& accessor,
9b4251721f22 ImageAccessor now non-copyable
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2645
diff changeset
258 unsigned int x,
9b4251721f22 ImageAccessor now non-copyable
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2645
diff changeset
259 unsigned int y,
9b4251721f22 ImageAccessor now non-copyable
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2645
diff changeset
260 unsigned int width,
9b4251721f22 ImageAccessor now non-copyable
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2645
diff changeset
261 unsigned int height) const
1922
369897749653 ImageAccessor::GetRegion
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1916
diff changeset
262 {
369897749653 ImageAccessor::GetRegion
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1916
diff changeset
263 if (x + width > width_ ||
369897749653 ImageAccessor::GetRegion
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1916
diff changeset
264 y + height > height_)
369897749653 ImageAccessor::GetRegion
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1916
diff changeset
265 {
369897749653 ImageAccessor::GetRegion
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1916
diff changeset
266 throw OrthancException(ErrorCode_ParameterOutOfRange);
369897749653 ImageAccessor::GetRegion
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1916
diff changeset
267 }
369897749653 ImageAccessor::GetRegion
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1916
diff changeset
268
369897749653 ImageAccessor::GetRegion
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1916
diff changeset
269 if (width == 0 ||
369897749653 ImageAccessor::GetRegion
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1916
diff changeset
270 height == 0)
369897749653 ImageAccessor::GetRegion
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1916
diff changeset
271 {
2861
9b4251721f22 ImageAccessor now non-copyable
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2645
diff changeset
272 accessor.AssignWritable(format_, 0, 0, 0, NULL);
1922
369897749653 ImageAccessor::GetRegion
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1916
diff changeset
273 }
369897749653 ImageAccessor::GetRegion
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1916
diff changeset
274 else
369897749653 ImageAccessor::GetRegion
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1916
diff changeset
275 {
369897749653 ImageAccessor::GetRegion
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1916
diff changeset
276 uint8_t* p = (buffer_ +
369897749653 ImageAccessor::GetRegion
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1916
diff changeset
277 y * pitch_ +
369897749653 ImageAccessor::GetRegion
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1916
diff changeset
278 x * GetBytesPerPixel());
369897749653 ImageAccessor::GetRegion
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1916
diff changeset
279
369897749653 ImageAccessor::GetRegion
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1916
diff changeset
280 if (readOnly_)
369897749653 ImageAccessor::GetRegion
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1916
diff changeset
281 {
2861
9b4251721f22 ImageAccessor now non-copyable
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2645
diff changeset
282 accessor.AssignReadOnly(format_, width, height, pitch_, p);
1922
369897749653 ImageAccessor::GetRegion
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1916
diff changeset
283 }
369897749653 ImageAccessor::GetRegion
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1916
diff changeset
284 else
369897749653 ImageAccessor::GetRegion
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1916
diff changeset
285 {
2861
9b4251721f22 ImageAccessor now non-copyable
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2645
diff changeset
286 accessor.AssignWritable(format_, width, height, pitch_, p);
1922
369897749653 ImageAccessor::GetRegion
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1916
diff changeset
287 }
369897749653 ImageAccessor::GetRegion
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1916
diff changeset
288 }
369897749653 ImageAccessor::GetRegion
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1916
diff changeset
289 }
369897749653 ImageAccessor::GetRegion
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1916
diff changeset
290
2103
a89ca69ec1d1 ImageAccessor::SetFormat
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1993
diff changeset
291
a89ca69ec1d1 ImageAccessor::SetFormat
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1993
diff changeset
292 void ImageAccessor::SetFormat(PixelFormat format)
a89ca69ec1d1 ImageAccessor::SetFormat
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1993
diff changeset
293 {
a89ca69ec1d1 ImageAccessor::SetFormat
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1993
diff changeset
294 if (readOnly_)
a89ca69ec1d1 ImageAccessor::SetFormat
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295 {
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296 throw OrthancException(ErrorCode_ReadOnly,
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297 "Trying to modify the format of a read-only image");
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298 }
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299
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300 if (::Orthanc::GetBytesPerPixel(format) != ::Orthanc::GetBytesPerPixel(format_))
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301 {
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302 throw OrthancException(ErrorCode_IncompatibleImageFormat);
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303 }
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304
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305 format_ = format;
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306 }
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307 }