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annotate OrthancFramework/Sources/Images/ImageAccessor.cpp @ 5185:0ea402b4d901

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author Sebastien Jodogne <s.jodogne@gmail.com>
date Sat, 25 Mar 2023 12:27:21 +0100
parents 43e613a7756b
children 48b8dae6dc77
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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) 2017-2023 Osimis S.A., Belgium
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6 * Copyright (C) 2021-2023 Sebastien Jodogne, ICTEAM UCLouvain, Belgium
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7 *
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8 * This program is free software: you can redistribute it and/or
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9 * modify it under the terms of the GNU Lesser General Public License
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10 * as published by the Free Software Foundation, either version 3 of
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11 * the License, or (at your option) any later version.
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12 *
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13 * This program is distributed in the hope that it will be useful, but
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14 * WITHOUT ANY WARRANTY; without even the implied warranty of
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15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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16 * Lesser General Public License for more details.
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17 *
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18 * You should have received a copy of the GNU Lesser General Public
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19 * License along with this program. If not, see
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20 * <http://www.gnu.org/licenses/>.
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21 **/
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22
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23
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24 #include "../PrecompiledHeaders.h"
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25 #include "ImageAccessor.h"
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26
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27 #include "../Logging.h"
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28 #include "../OrthancException.h"
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29 #include "../ChunkedBuffer.h"
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30
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31 #include <stdint.h>
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32 #include <cassert>
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33 #include <boost/lexical_cast.hpp>
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34
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35
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36
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37 namespace Orthanc
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38 {
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39 template <typename PixelType>
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40 static void ToMatlabStringInternal(ChunkedBuffer& target,
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41 const ImageAccessor& source)
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42 {
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43 target.AddChunk("double([ ");
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44
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45 const unsigned int width = source.GetWidth();
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46 const unsigned int height = source.GetHeight();
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47
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48 for (unsigned int y = 0; y < height; y++)
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49 {
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50 const PixelType* p = reinterpret_cast<const PixelType*>(source.GetConstRow(y));
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51
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52 std::string s;
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53 if (y > 0)
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54 {
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55 s = "; ";
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56 }
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57
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58 s.reserve(width * 8);
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59
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60 for (unsigned int x = 0; x < width; x++, p++)
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61 {
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62 s += boost::lexical_cast<std::string>(static_cast<double>(*p)) + " ";
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63 }
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64
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65 target.AddChunk(s);
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66 }
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67
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68 target.AddChunk("])");
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69 }
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70
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71
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72 static void RGB24ToMatlabString(ChunkedBuffer& target,
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73 const ImageAccessor& source)
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74 {
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75 assert(source.GetFormat() == PixelFormat_RGB24);
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76
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77 target.AddChunk("double(permute(reshape([ ");
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78
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79 const unsigned int width = source.GetWidth();
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80 const unsigned int height = source.GetHeight();
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81
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82 for (unsigned int y = 0; y < height; y++)
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83 {
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84 const uint8_t* p = reinterpret_cast<const uint8_t*>(source.GetConstRow(y));
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85
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86 std::string s;
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87 s.reserve(width * 3 * 8);
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88
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89 for (unsigned int x = 0; x < 3 * width; x++, p++)
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90 {
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91 s += boost::lexical_cast<std::string>(static_cast<int>(*p)) + " ";
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92 }
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93
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94 target.AddChunk(s);
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95 }
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96
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97 target.AddChunk("], [ 3 " + boost::lexical_cast<std::string>(height) +
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98 " " + boost::lexical_cast<std::string>(width) + " ]), [ 3 2 1 ]))");
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99 }
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100
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101
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102 ImageAccessor::ImageAccessor()
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103 {
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104 AssignEmpty(PixelFormat_Grayscale8);
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105 }
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106
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107 ImageAccessor::~ImageAccessor()
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108 {
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109 }
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110
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111 bool ImageAccessor::IsReadOnly() const
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112 {
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113 return readOnly_;
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114 }
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115
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116 PixelFormat ImageAccessor::GetFormat() const
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117 {
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118 return format_;
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119 }
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120
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121 unsigned int ImageAccessor::GetBytesPerPixel() const
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122 {
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123 return ::Orthanc::GetBytesPerPixel(format_);
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124 }
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125
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126 unsigned int ImageAccessor::GetWidth() const
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127 {
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128 return width_;
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129 }
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130
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131 unsigned int ImageAccessor::GetHeight() const
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132 {
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133 return height_;
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134 }
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135
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136 unsigned int ImageAccessor::GetPitch() const
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137 {
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138 return pitch_;
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139 }
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140
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diff changeset
141 unsigned int ImageAccessor::GetSize() const
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142 {
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143 return GetHeight() * GetPitch();
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144 }
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145
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146 const void *ImageAccessor::GetConstBuffer() const
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147 {
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148 return buffer_;
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149 }
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150
4201
2d5209153b32 cppcheck
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151 void* ImageAccessor::GetBuffer()
798
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152 {
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153 if (readOnly_)
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154 {
2954
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155 throw OrthancException(ErrorCode_ReadOnly,
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156 "Trying to write to a read-only image");
798
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157 }
e1d27ee2114a ImageAccessor abstraction
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158
e1d27ee2114a ImageAccessor abstraction
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159 return buffer_;
e1d27ee2114a ImageAccessor abstraction
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160 }
e1d27ee2114a ImageAccessor abstraction
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161
e1d27ee2114a ImageAccessor abstraction
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162
e1d27ee2114a ImageAccessor abstraction
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163 const void* ImageAccessor::GetConstRow(unsigned int y) const
e1d27ee2114a ImageAccessor abstraction
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164 {
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165 if (buffer_ != NULL)
e1d27ee2114a ImageAccessor abstraction
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166 {
1922
369897749653 ImageAccessor::GetRegion
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167 return buffer_ + y * pitch_;
798
e1d27ee2114a ImageAccessor abstraction
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168 }
e1d27ee2114a ImageAccessor abstraction
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parents:
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169 else
e1d27ee2114a ImageAccessor abstraction
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parents:
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170 {
e1d27ee2114a ImageAccessor abstraction
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171 return NULL;
e1d27ee2114a ImageAccessor abstraction
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172 }
e1d27ee2114a ImageAccessor abstraction
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173 }
e1d27ee2114a ImageAccessor abstraction
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174
e1d27ee2114a ImageAccessor abstraction
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175
4201
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176 void* ImageAccessor::GetRow(unsigned int y)
798
e1d27ee2114a ImageAccessor abstraction
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177 {
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178 if (readOnly_)
e1d27ee2114a ImageAccessor abstraction
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179 {
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180 throw OrthancException(ErrorCode_ReadOnly,
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181 "Trying to write to a read-only image");
798
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
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182 }
e1d27ee2114a ImageAccessor abstraction
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183
e1d27ee2114a ImageAccessor abstraction
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184 if (buffer_ != NULL)
e1d27ee2114a ImageAccessor abstraction
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185 {
1922
369897749653 ImageAccessor::GetRegion
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186 return buffer_ + y * pitch_;
798
e1d27ee2114a ImageAccessor abstraction
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187 }
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
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188 else
e1d27ee2114a ImageAccessor abstraction
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parents:
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189 {
e1d27ee2114a ImageAccessor abstraction
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190 return NULL;
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
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191 }
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
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192 }
e1d27ee2114a ImageAccessor abstraction
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193
e1d27ee2114a ImageAccessor abstraction
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194
e1d27ee2114a ImageAccessor abstraction
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195 void ImageAccessor::AssignEmpty(PixelFormat format)
e1d27ee2114a ImageAccessor abstraction
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196 {
e1d27ee2114a ImageAccessor abstraction
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197 readOnly_ = false;
e1d27ee2114a ImageAccessor abstraction
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198 format_ = format;
e1d27ee2114a ImageAccessor abstraction
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199 width_ = 0;
e1d27ee2114a ImageAccessor abstraction
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200 height_ = 0;
e1d27ee2114a ImageAccessor abstraction
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201 pitch_ = 0;
e1d27ee2114a ImageAccessor abstraction
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202 buffer_ = NULL;
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
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203 }
e1d27ee2114a ImageAccessor abstraction
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parents:
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204
e1d27ee2114a ImageAccessor abstraction
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205
e1d27ee2114a ImageAccessor abstraction
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206 void ImageAccessor::AssignReadOnly(PixelFormat format,
e1d27ee2114a ImageAccessor abstraction
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207 unsigned int width,
e1d27ee2114a ImageAccessor abstraction
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208 unsigned int height,
e1d27ee2114a ImageAccessor abstraction
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209 unsigned int pitch,
e1d27ee2114a ImageAccessor abstraction
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diff changeset
210 const void *buffer)
e1d27ee2114a ImageAccessor abstraction
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211 {
e1d27ee2114a ImageAccessor abstraction
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212 readOnly_ = true;
e1d27ee2114a ImageAccessor abstraction
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213 format_ = format;
e1d27ee2114a ImageAccessor abstraction
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diff changeset
214 width_ = width;
e1d27ee2114a ImageAccessor abstraction
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diff changeset
215 height_ = height;
e1d27ee2114a ImageAccessor abstraction
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216 pitch_ = pitch;
1922
369897749653 ImageAccessor::GetRegion
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diff changeset
217 buffer_ = reinterpret_cast<uint8_t*>(const_cast<void*>(buffer));
860
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diff changeset
218
1916
5bcf721bde4f IImageWriter
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parents: 1900
diff changeset
219 if (GetBytesPerPixel() * width_ > pitch_)
5bcf721bde4f IImageWriter
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diff changeset
220 {
5bcf721bde4f IImageWriter
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parents: 1900
diff changeset
221 throw OrthancException(ErrorCode_ParameterOutOfRange);
5bcf721bde4f IImageWriter
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1900
diff changeset
222 }
798
e1d27ee2114a ImageAccessor abstraction
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223 }
e1d27ee2114a ImageAccessor abstraction
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224
4300
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225 void ImageAccessor::GetReadOnlyAccessor(ImageAccessor &target) const
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226 {
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227 target.AssignReadOnly(format_, width_, height_, pitch_, buffer_);
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228 }
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229
798
e1d27ee2114a ImageAccessor abstraction
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230
e1d27ee2114a ImageAccessor abstraction
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diff changeset
231 void ImageAccessor::AssignWritable(PixelFormat format,
e1d27ee2114a ImageAccessor abstraction
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diff changeset
232 unsigned int width,
e1d27ee2114a ImageAccessor abstraction
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diff changeset
233 unsigned int height,
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
234 unsigned int pitch,
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
235 void *buffer)
e1d27ee2114a ImageAccessor abstraction
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parents:
diff changeset
236 {
e1d27ee2114a ImageAccessor abstraction
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237 readOnly_ = false;
e1d27ee2114a ImageAccessor abstraction
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diff changeset
238 format_ = format;
e1d27ee2114a ImageAccessor abstraction
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diff changeset
239 width_ = width;
e1d27ee2114a ImageAccessor abstraction
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diff changeset
240 height_ = height;
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
241 pitch_ = pitch;
1922
369897749653 ImageAccessor::GetRegion
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parents: 1916
diff changeset
242 buffer_ = reinterpret_cast<uint8_t*>(buffer);
860
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parents: 824
diff changeset
243
1916
5bcf721bde4f IImageWriter
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1900
diff changeset
244 if (GetBytesPerPixel() * width_ > pitch_)
5bcf721bde4f IImageWriter
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1900
diff changeset
245 {
5bcf721bde4f IImageWriter
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1900
diff changeset
246 throw OrthancException(ErrorCode_ParameterOutOfRange);
5bcf721bde4f IImageWriter
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parents: 1900
diff changeset
247 }
798
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
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248 }
874
87791ebc1f50 download matlab images
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249
87791ebc1f50 download matlab images
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diff changeset
250
2865
0f07bdae0805 ImageAccessor::GetWriteableAccessor() and GetReadOnlyAccessor()
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diff changeset
251 void ImageAccessor::GetWriteableAccessor(ImageAccessor& target) const
0f07bdae0805 ImageAccessor::GetWriteableAccessor() and GetReadOnlyAccessor()
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diff changeset
252 {
0f07bdae0805 ImageAccessor::GetWriteableAccessor() and GetReadOnlyAccessor()
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diff changeset
253 if (readOnly_)
0f07bdae0805 ImageAccessor::GetWriteableAccessor() and GetReadOnlyAccessor()
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parents: 2861
diff changeset
254 {
0f07bdae0805 ImageAccessor::GetWriteableAccessor() and GetReadOnlyAccessor()
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diff changeset
255 throw OrthancException(ErrorCode_ReadOnly);
0f07bdae0805 ImageAccessor::GetWriteableAccessor() and GetReadOnlyAccessor()
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parents: 2861
diff changeset
256 }
0f07bdae0805 ImageAccessor::GetWriteableAccessor() and GetReadOnlyAccessor()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2861
diff changeset
257 else
0f07bdae0805 ImageAccessor::GetWriteableAccessor() and GetReadOnlyAccessor()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2861
diff changeset
258 {
0f07bdae0805 ImageAccessor::GetWriteableAccessor() and GetReadOnlyAccessor()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2861
diff changeset
259 target.AssignWritable(format_, width_, height_, pitch_, buffer_);
0f07bdae0805 ImageAccessor::GetWriteableAccessor() and GetReadOnlyAccessor()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2861
diff changeset
260 }
0f07bdae0805 ImageAccessor::GetWriteableAccessor() and GetReadOnlyAccessor()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2861
diff changeset
261 }
0f07bdae0805 ImageAccessor::GetWriteableAccessor() and GetReadOnlyAccessor()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2861
diff changeset
262
0f07bdae0805 ImageAccessor::GetWriteableAccessor() and GetReadOnlyAccessor()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2861
diff changeset
263
874
87791ebc1f50 download matlab images
Sebastien Jodogne <s.jodogne@gmail.com>
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diff changeset
264 void ImageAccessor::ToMatlabString(std::string& target) const
87791ebc1f50 download matlab images
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parents: 861
diff changeset
265 {
87791ebc1f50 download matlab images
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parents: 861
diff changeset
266 ChunkedBuffer buffer;
87791ebc1f50 download matlab images
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parents: 861
diff changeset
267
87791ebc1f50 download matlab images
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parents: 861
diff changeset
268 switch (GetFormat())
87791ebc1f50 download matlab images
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parents: 861
diff changeset
269 {
87791ebc1f50 download matlab images
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 861
diff changeset
270 case PixelFormat_Grayscale8:
87791ebc1f50 download matlab images
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parents: 861
diff changeset
271 ToMatlabStringInternal<uint8_t>(buffer, *this);
87791ebc1f50 download matlab images
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diff changeset
272 break;
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diff changeset
273
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parents: 861
diff changeset
274 case PixelFormat_Grayscale16:
87791ebc1f50 download matlab images
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 861
diff changeset
275 ToMatlabStringInternal<uint16_t>(buffer, *this);
87791ebc1f50 download matlab images
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276 break;
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diff changeset
277
2415
7e217a1cc63f PixelFormat_Float32
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2244
diff changeset
278 case PixelFormat_Grayscale32:
7e217a1cc63f PixelFormat_Float32
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2244
diff changeset
279 ToMatlabStringInternal<uint32_t>(buffer, *this);
7e217a1cc63f PixelFormat_Float32
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2244
diff changeset
280 break;
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diff changeset
281
2645
89b789366596 Grayscale64 pixel format
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2447
diff changeset
282 case PixelFormat_Grayscale64:
89b789366596 Grayscale64 pixel format
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2447
diff changeset
283 ToMatlabStringInternal<uint64_t>(buffer, *this);
89b789366596 Grayscale64 pixel format
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parents: 2447
diff changeset
284 break;
89b789366596 Grayscale64 pixel format
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285
874
87791ebc1f50 download matlab images
Sebastien Jodogne <s.jodogne@gmail.com>
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diff changeset
286 case PixelFormat_SignedGrayscale16:
87791ebc1f50 download matlab images
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 861
diff changeset
287 ToMatlabStringInternal<int16_t>(buffer, *this);
87791ebc1f50 download matlab images
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288 break;
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289
1993
e2a3ff770b48 introducing float32 images
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290 case PixelFormat_Float32:
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291 ToMatlabStringInternal<float>(buffer, *this);
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292 break;
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293
874
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294 case PixelFormat_RGB24:
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295 RGB24ToMatlabString(buffer, *this);
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296 break;
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297
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298 default:
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299 throw OrthancException(ErrorCode_NotImplemented);
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300 }
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301
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302 buffer.Flatten(target);
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303 }
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304
1922
369897749653 ImageAccessor::GetRegion
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305
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306
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307 void ImageAccessor::GetRegion(ImageAccessor& accessor,
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308 unsigned int x,
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309 unsigned int y,
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310 unsigned int width,
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311 unsigned int height) const
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312 {
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313 if (x + width > width_ ||
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314 y + height > height_)
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315 {
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316 throw OrthancException(ErrorCode_ParameterOutOfRange);
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317 }
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318
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319 if (width == 0 ||
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320 height == 0)
369897749653 ImageAccessor::GetRegion
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diff changeset
321 {
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322 accessor.AssignWritable(format_, 0, 0, 0, NULL);
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369897749653 ImageAccessor::GetRegion
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323 }
369897749653 ImageAccessor::GetRegion
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324 else
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diff changeset
325 {
369897749653 ImageAccessor::GetRegion
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326 uint8_t* p = (buffer_ +
369897749653 ImageAccessor::GetRegion
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327 y * pitch_ +
369897749653 ImageAccessor::GetRegion
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328 x * GetBytesPerPixel());
369897749653 ImageAccessor::GetRegion
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329
369897749653 ImageAccessor::GetRegion
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diff changeset
330 if (readOnly_)
369897749653 ImageAccessor::GetRegion
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diff changeset
331 {
2861
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332 accessor.AssignReadOnly(format_, width, height, pitch_, p);
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333 }
369897749653 ImageAccessor::GetRegion
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diff changeset
334 else
369897749653 ImageAccessor::GetRegion
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diff changeset
335 {
2861
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diff changeset
336 accessor.AssignWritable(format_, width, height, pitch_, p);
1922
369897749653 ImageAccessor::GetRegion
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337 }
369897749653 ImageAccessor::GetRegion
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338 }
369897749653 ImageAccessor::GetRegion
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339 }
369897749653 ImageAccessor::GetRegion
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diff changeset
340
2103
a89ca69ec1d1 ImageAccessor::SetFormat
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341
a89ca69ec1d1 ImageAccessor::SetFormat
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diff changeset
342 void ImageAccessor::SetFormat(PixelFormat format)
a89ca69ec1d1 ImageAccessor::SetFormat
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343 {
a89ca69ec1d1 ImageAccessor::SetFormat
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diff changeset
344 if (readOnly_)
a89ca69ec1d1 ImageAccessor::SetFormat
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diff changeset
345 {
2954
d924f9bb61cc taking advantage of details in OrthancException
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346 throw OrthancException(ErrorCode_ReadOnly,
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347 "Trying to modify the format of a read-only image");
2103
a89ca69ec1d1 ImageAccessor::SetFormat
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348 }
a89ca69ec1d1 ImageAccessor::SetFormat
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diff changeset
349
a89ca69ec1d1 ImageAccessor::SetFormat
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diff changeset
350 if (::Orthanc::GetBytesPerPixel(format) != ::Orthanc::GetBytesPerPixel(format_))
a89ca69ec1d1 ImageAccessor::SetFormat
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diff changeset
351 {
a89ca69ec1d1 ImageAccessor::SetFormat
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diff changeset
352 throw OrthancException(ErrorCode_IncompatibleImageFormat);
a89ca69ec1d1 ImageAccessor::SetFormat
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diff changeset
353 }
a89ca69ec1d1 ImageAccessor::SetFormat
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diff changeset
354
a89ca69ec1d1 ImageAccessor::SetFormat
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diff changeset
355 format_ = format;
a89ca69ec1d1 ImageAccessor::SetFormat
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diff changeset
356 }
4273
0034f855c023 tuning log categories from command-line, and binary compat with orthanc framework 1.7.2
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parents: 4201
diff changeset
357
0034f855c023 tuning log categories from command-line, and binary compat with orthanc framework 1.7.2
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parents: 4201
diff changeset
358
0034f855c023 tuning log categories from command-line, and binary compat with orthanc framework 1.7.2
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4201
diff changeset
359 #if ORTHANC_BUILDING_FRAMEWORK_LIBRARY == 1
0034f855c023 tuning log categories from command-line, and binary compat with orthanc framework 1.7.2
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diff changeset
360 void* ImageAccessor::GetBuffer() const
0034f855c023 tuning log categories from command-line, and binary compat with orthanc framework 1.7.2
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4201
diff changeset
361 {
0034f855c023 tuning log categories from command-line, and binary compat with orthanc framework 1.7.2
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4201
diff changeset
362 return const_cast<ImageAccessor&>(*this).GetBuffer();
0034f855c023 tuning log categories from command-line, and binary compat with orthanc framework 1.7.2
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4201
diff changeset
363 }
0034f855c023 tuning log categories from command-line, and binary compat with orthanc framework 1.7.2
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4201
diff changeset
364
0034f855c023 tuning log categories from command-line, and binary compat with orthanc framework 1.7.2
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4201
diff changeset
365 void* ImageAccessor::GetRow(unsigned int y) const
0034f855c023 tuning log categories from command-line, and binary compat with orthanc framework 1.7.2
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4201
diff changeset
366 {
0034f855c023 tuning log categories from command-line, and binary compat with orthanc framework 1.7.2
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4201
diff changeset
367 return const_cast<ImageAccessor&>(*this).GetRow(y);
0034f855c023 tuning log categories from command-line, and binary compat with orthanc framework 1.7.2
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4201
diff changeset
368 }
0034f855c023 tuning log categories from command-line, and binary compat with orthanc framework 1.7.2
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4201
diff changeset
369 #endif
798
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
370 }