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annotate Core/Images/ImageAccessor.cpp @ 2902:e80b38fb22c6

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fix ImageProcessing::Set() for subregions
author Sebastien Jodogne <s.jodogne@gmail.com>
date Tue, 23 Oct 2018 12:05:19 +0200
parents 0f07bdae0805
children d924f9bb61cc
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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 #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 #if ORTHANC_ENABLE_LOGGING == 1
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111 LOG(ERROR) << "Trying to write on a read-only image";
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112 #endif
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113
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114 throw OrthancException(ErrorCode_ReadOnly);
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115 }
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116
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117 return buffer_;
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118 }
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119
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120
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121 const void* ImageAccessor::GetConstRow(unsigned int y) const
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122 {
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123 if (buffer_ != NULL)
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124 {
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125 return buffer_ + y * pitch_;
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126 }
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127 else
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128 {
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129 return NULL;
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130 }
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131 }
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132
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133
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134 void* ImageAccessor::GetRow(unsigned int y) const
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135 {
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136 if (readOnly_)
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137 {
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138 #if ORTHANC_ENABLE_LOGGING == 1
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139 LOG(ERROR) << "Trying to write on a read-only image";
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140 #endif
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141
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142 throw OrthancException(ErrorCode_ReadOnly);
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143 }
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144
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145 if (buffer_ != NULL)
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146 {
1922
369897749653 ImageAccessor::GetRegion
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1916
diff changeset
147 return buffer_ + y * pitch_;
798
e1d27ee2114a ImageAccessor abstraction
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148 }
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
149 else
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
150 {
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
151 return NULL;
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
152 }
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
153 }
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
154
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
155
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
156 void ImageAccessor::AssignEmpty(PixelFormat format)
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
157 {
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
158 readOnly_ = false;
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
159 format_ = format;
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
160 width_ = 0;
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
161 height_ = 0;
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
162 pitch_ = 0;
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
163 buffer_ = NULL;
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
164 }
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
165
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 void ImageAccessor::AssignReadOnly(PixelFormat format,
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
168 unsigned int width,
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
169 unsigned int height,
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
170 unsigned int pitch,
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
171 const void *buffer)
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
172 {
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
173 readOnly_ = true;
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
174 format_ = format;
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
175 width_ = width;
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
176 height_ = height;
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
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177 pitch_ = pitch;
1922
369897749653 ImageAccessor::GetRegion
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1916
diff changeset
178 buffer_ = reinterpret_cast<uint8_t*>(const_cast<void*>(buffer));
860
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 824
diff changeset
179
1916
5bcf721bde4f IImageWriter
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1900
diff changeset
180 if (GetBytesPerPixel() * width_ > pitch_)
5bcf721bde4f IImageWriter
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1900
diff changeset
181 {
5bcf721bde4f IImageWriter
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1900
diff changeset
182 throw OrthancException(ErrorCode_ParameterOutOfRange);
5bcf721bde4f IImageWriter
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1900
diff changeset
183 }
798
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
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184 }
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
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185
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
186
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
187 void ImageAccessor::AssignWritable(PixelFormat format,
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
188 unsigned int width,
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
189 unsigned int height,
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
190 unsigned int pitch,
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
191 void *buffer)
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
192 {
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
193 readOnly_ = false;
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
194 format_ = format;
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
195 width_ = width;
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
196 height_ = height;
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
197 pitch_ = pitch;
1922
369897749653 ImageAccessor::GetRegion
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1916
diff changeset
198 buffer_ = reinterpret_cast<uint8_t*>(buffer);
860
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 824
diff changeset
199
1916
5bcf721bde4f IImageWriter
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1900
diff changeset
200 if (GetBytesPerPixel() * width_ > pitch_)
5bcf721bde4f IImageWriter
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1900
diff changeset
201 {
5bcf721bde4f IImageWriter
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1900
diff changeset
202 throw OrthancException(ErrorCode_ParameterOutOfRange);
5bcf721bde4f IImageWriter
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1900
diff changeset
203 }
798
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
204 }
874
87791ebc1f50 download matlab images
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 861
diff changeset
205
87791ebc1f50 download matlab images
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 861
diff changeset
206
2865
0f07bdae0805 ImageAccessor::GetWriteableAccessor() and GetReadOnlyAccessor()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2861
diff changeset
207 void ImageAccessor::GetWriteableAccessor(ImageAccessor& target) const
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 if (readOnly_)
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 throw OrthancException(ErrorCode_ReadOnly);
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 else
0f07bdae0805 ImageAccessor::GetWriteableAccessor() and GetReadOnlyAccessor()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2861
diff changeset
214 {
0f07bdae0805 ImageAccessor::GetWriteableAccessor() and GetReadOnlyAccessor()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2861
diff changeset
215 target.AssignWritable(format_, width_, height_, pitch_, buffer_);
0f07bdae0805 ImageAccessor::GetWriteableAccessor() and GetReadOnlyAccessor()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2861
diff changeset
216 }
0f07bdae0805 ImageAccessor::GetWriteableAccessor() and GetReadOnlyAccessor()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2861
diff changeset
217 }
0f07bdae0805 ImageAccessor::GetWriteableAccessor() and GetReadOnlyAccessor()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2861
diff changeset
218
0f07bdae0805 ImageAccessor::GetWriteableAccessor() and GetReadOnlyAccessor()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2861
diff changeset
219
874
87791ebc1f50 download matlab images
Sebastien Jodogne <s.jodogne@gmail.com>
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diff changeset
220 void ImageAccessor::ToMatlabString(std::string& target) const
87791ebc1f50 download matlab images
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 861
diff changeset
221 {
87791ebc1f50 download matlab images
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 861
diff changeset
222 ChunkedBuffer buffer;
87791ebc1f50 download matlab images
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 861
diff changeset
223
87791ebc1f50 download matlab images
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 861
diff changeset
224 switch (GetFormat())
87791ebc1f50 download matlab images
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 861
diff changeset
225 {
87791ebc1f50 download matlab images
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 861
diff changeset
226 case PixelFormat_Grayscale8:
87791ebc1f50 download matlab images
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 861
diff changeset
227 ToMatlabStringInternal<uint8_t>(buffer, *this);
87791ebc1f50 download matlab images
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parents: 861
diff changeset
228 break;
87791ebc1f50 download matlab images
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 861
diff changeset
229
87791ebc1f50 download matlab images
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 861
diff changeset
230 case PixelFormat_Grayscale16:
87791ebc1f50 download matlab images
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 861
diff changeset
231 ToMatlabStringInternal<uint16_t>(buffer, *this);
87791ebc1f50 download matlab images
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parents: 861
diff changeset
232 break;
87791ebc1f50 download matlab images
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parents: 861
diff changeset
233
2415
7e217a1cc63f PixelFormat_Float32
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2244
diff changeset
234 case PixelFormat_Grayscale32:
7e217a1cc63f PixelFormat_Float32
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2244
diff changeset
235 ToMatlabStringInternal<uint32_t>(buffer, *this);
7e217a1cc63f PixelFormat_Float32
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2244
diff changeset
236 break;
7e217a1cc63f PixelFormat_Float32
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2244
diff changeset
237
2645
89b789366596 Grayscale64 pixel format
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2447
diff changeset
238 case PixelFormat_Grayscale64:
89b789366596 Grayscale64 pixel format
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2447
diff changeset
239 ToMatlabStringInternal<uint64_t>(buffer, *this);
89b789366596 Grayscale64 pixel format
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2447
diff changeset
240 break;
89b789366596 Grayscale64 pixel format
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2447
diff changeset
241
874
87791ebc1f50 download matlab images
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 861
diff changeset
242 case PixelFormat_SignedGrayscale16:
87791ebc1f50 download matlab images
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 861
diff changeset
243 ToMatlabStringInternal<int16_t>(buffer, *this);
87791ebc1f50 download matlab images
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 861
diff changeset
244 break;
87791ebc1f50 download matlab images
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 861
diff changeset
245
1993
e2a3ff770b48 introducing float32 images
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1922
diff changeset
246 case PixelFormat_Float32:
e2a3ff770b48 introducing float32 images
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1922
diff changeset
247 ToMatlabStringInternal<float>(buffer, *this);
e2a3ff770b48 introducing float32 images
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1922
diff changeset
248 break;
e2a3ff770b48 introducing float32 images
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1922
diff changeset
249
874
87791ebc1f50 download matlab images
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 861
diff changeset
250 case PixelFormat_RGB24:
87791ebc1f50 download matlab images
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 861
diff changeset
251 RGB24ToMatlabString(buffer, *this);
87791ebc1f50 download matlab images
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 861
diff changeset
252 break;
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 default:
87791ebc1f50 download matlab images
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 861
diff changeset
255 throw OrthancException(ErrorCode_NotImplemented);
87791ebc1f50 download matlab images
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 861
diff changeset
256 }
87791ebc1f50 download matlab images
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 861
diff changeset
257
87791ebc1f50 download matlab images
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 861
diff changeset
258 buffer.Flatten(target);
87791ebc1f50 download matlab images
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 861
diff changeset
259 }
87791ebc1f50 download matlab images
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 861
diff changeset
260
1922
369897749653 ImageAccessor::GetRegion
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1916
diff changeset
261
369897749653 ImageAccessor::GetRegion
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1916
diff changeset
262
2861
9b4251721f22 ImageAccessor now non-copyable
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2645
diff changeset
263 void ImageAccessor::GetRegion(ImageAccessor& accessor,
9b4251721f22 ImageAccessor now non-copyable
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2645
diff changeset
264 unsigned int x,
9b4251721f22 ImageAccessor now non-copyable
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2645
diff changeset
265 unsigned int y,
9b4251721f22 ImageAccessor now non-copyable
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2645
diff changeset
266 unsigned int width,
9b4251721f22 ImageAccessor now non-copyable
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2645
diff changeset
267 unsigned int height) const
1922
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 (x + width > width_ ||
369897749653 ImageAccessor::GetRegion
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1916
diff changeset
270 y + height > height_)
369897749653 ImageAccessor::GetRegion
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1916
diff changeset
271 {
369897749653 ImageAccessor::GetRegion
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1916
diff changeset
272 throw OrthancException(ErrorCode_ParameterOutOfRange);
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
369897749653 ImageAccessor::GetRegion
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1916
diff changeset
275 if (width == 0 ||
369897749653 ImageAccessor::GetRegion
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1916
diff changeset
276 height == 0)
369897749653 ImageAccessor::GetRegion
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1916
diff changeset
277 {
2861
9b4251721f22 ImageAccessor now non-copyable
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2645
diff changeset
278 accessor.AssignWritable(format_, 0, 0, 0, NULL);
1922
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 else
369897749653 ImageAccessor::GetRegion
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1916
diff changeset
281 {
369897749653 ImageAccessor::GetRegion
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1916
diff changeset
282 uint8_t* p = (buffer_ +
369897749653 ImageAccessor::GetRegion
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1916
diff changeset
283 y * pitch_ +
369897749653 ImageAccessor::GetRegion
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1916
diff changeset
284 x * GetBytesPerPixel());
369897749653 ImageAccessor::GetRegion
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1916
diff changeset
285
369897749653 ImageAccessor::GetRegion
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1916
diff changeset
286 if (readOnly_)
369897749653 ImageAccessor::GetRegion
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1916
diff changeset
287 {
2861
9b4251721f22 ImageAccessor now non-copyable
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2645
diff changeset
288 accessor.AssignReadOnly(format_, width, height, pitch_, p);
1922
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 else
369897749653 ImageAccessor::GetRegion
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1916
diff changeset
291 {
2861
9b4251721f22 ImageAccessor now non-copyable
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2645
diff changeset
292 accessor.AssignWritable(format_, width, height, pitch_, p);
1922
369897749653 ImageAccessor::GetRegion
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1916
diff changeset
293 }
369897749653 ImageAccessor::GetRegion
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1916
diff changeset
294 }
369897749653 ImageAccessor::GetRegion
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1916
diff changeset
295 }
369897749653 ImageAccessor::GetRegion
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1916
diff changeset
296
2103
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297
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298 void ImageAccessor::SetFormat(PixelFormat format)
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299 {
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300 if (readOnly_)
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301 {
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302 #if ORTHANC_ENABLE_LOGGING == 1
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303 LOG(ERROR) << "Trying to modify the format of a read-only image";
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304 #endif
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305 throw OrthancException(ErrorCode_ReadOnly);
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306 }
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307
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308 if (::Orthanc::GetBytesPerPixel(format) != ::Orthanc::GetBytesPerPixel(format_))
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309 {
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310 throw OrthancException(ErrorCode_IncompatibleImageFormat);
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311 }
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312
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313 format_ = format;
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314 }
798
e1d27ee2114a ImageAccessor abstraction
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315 }