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annotate OrthancFramework/Sources/Images/ImageAccessor.cpp @ 5853:4d932683049d get-scu tip

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very first implementation of C-Get SCU
author Alain Mazy <am@orthanc.team>
date Tue, 29 Oct 2024 17:25:49 +0100
parents 4b47151dea4c
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) 2017-2023 Osimis S.A., Belgium
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6 * Copyright (C) 2024-2024 Orthanc Team SRL, Belgium
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7 * Copyright (C) 2021-2024 Sebastien Jodogne, ICTEAM UCLouvain, Belgium
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8 *
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9 * This program is free software: you can redistribute it and/or
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10 * modify it under the terms of the GNU Lesser General Public License
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11 * as published by the Free Software Foundation, either version 3 of
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12 * the License, or (at your option) any later version.
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13 *
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14 * This program is distributed in the hope that it will be useful, but
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15 * WITHOUT ANY WARRANTY; without even the implied warranty of
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16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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17 * Lesser General Public License for more details.
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18 *
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19 * You should have received a copy of the GNU Lesser General Public
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20 * License along with this program. If not, see
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21 * <http://www.gnu.org/licenses/>.
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22 **/
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23
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24
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25 #include "../PrecompiledHeaders.h"
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26 #include "ImageAccessor.h"
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27
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28 #include "../Logging.h"
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29 #include "../OrthancException.h"
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30 #include "../ChunkedBuffer.h"
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31
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32 #include <stdint.h>
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33 #include <cassert>
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34 #include <boost/lexical_cast.hpp>
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35
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36
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37
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38 namespace Orthanc
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39 {
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40 template <typename PixelType>
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41 static void ToMatlabStringInternal(ChunkedBuffer& target,
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42 const ImageAccessor& source)
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43 {
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44 target.AddChunk("double([ ");
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45
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46 const unsigned int width = source.GetWidth();
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47 const unsigned int height = source.GetHeight();
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48
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49 for (unsigned int y = 0; y < height; y++)
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50 {
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51 const PixelType* p = reinterpret_cast<const PixelType*>(source.GetConstRow(y));
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52
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53 std::string s;
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54 if (y > 0)
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55 {
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56 s = "; ";
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57 }
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58
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59 s.reserve(width * 8);
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60
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61 for (unsigned int x = 0; x < width; x++, p++)
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62 {
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63 s += boost::lexical_cast<std::string>(static_cast<double>(*p)) + " ";
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64 }
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65
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66 target.AddChunk(s);
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67 }
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68
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69 target.AddChunk("])");
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70 }
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71
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72
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73 static void RGB24ToMatlabString(ChunkedBuffer& target,
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74 const ImageAccessor& source)
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75 {
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76 assert(source.GetFormat() == PixelFormat_RGB24);
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77
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78 target.AddChunk("double(permute(reshape([ ");
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79
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80 const unsigned int width = source.GetWidth();
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81 const unsigned int height = source.GetHeight();
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82
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83 for (unsigned int y = 0; y < height; y++)
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84 {
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85 const uint8_t* p = reinterpret_cast<const uint8_t*>(source.GetConstRow(y));
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86
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87 std::string s;
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88 s.reserve(width * 3 * 8);
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89
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90 for (unsigned int x = 0; x < 3 * width; x++, p++)
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91 {
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92 s += boost::lexical_cast<std::string>(static_cast<int>(*p)) + " ";
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93 }
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94
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95 target.AddChunk(s);
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96 }
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97
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98 target.AddChunk("], [ 3 " + boost::lexical_cast<std::string>(height) +
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99 " " + boost::lexical_cast<std::string>(width) + " ]), [ 3 2 1 ]))");
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100 }
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101
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102
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103 ImageAccessor::ImageAccessor()
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104 {
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105 AssignEmpty(PixelFormat_Grayscale8);
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106 }
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107
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108 ImageAccessor::~ImageAccessor()
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109 {
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110 }
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111
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112 bool ImageAccessor::IsReadOnly() const
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113 {
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114 return readOnly_;
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115 }
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116
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117 PixelFormat ImageAccessor::GetFormat() const
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118 {
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119 return format_;
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120 }
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121
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122 unsigned int ImageAccessor::GetBytesPerPixel() const
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123 {
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124 return ::Orthanc::GetBytesPerPixel(format_);
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125 }
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126
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127 unsigned int ImageAccessor::GetWidth() const
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128 {
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129 return width_;
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130 }
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131
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132 unsigned int ImageAccessor::GetHeight() const
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133 {
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134 return height_;
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135 }
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136
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137 unsigned int ImageAccessor::GetPitch() const
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138 {
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139 return pitch_;
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diff changeset
140 }
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141
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142 size_t ImageAccessor::GetSize() const
4300
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143 {
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144 return GetHeight() * GetPitch();
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diff changeset
145 }
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146
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147 const void *ImageAccessor::GetConstBuffer() const
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148 {
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149 return buffer_;
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150 }
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151
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152 void* ImageAccessor::GetBuffer()
798
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153 {
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154 if (readOnly_)
e1d27ee2114a ImageAccessor abstraction
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155 {
2954
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156 throw OrthancException(ErrorCode_ReadOnly,
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157 "Trying to write to a read-only image");
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158 }
e1d27ee2114a ImageAccessor abstraction
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159
e1d27ee2114a ImageAccessor abstraction
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160 return buffer_;
e1d27ee2114a ImageAccessor abstraction
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161 }
e1d27ee2114a ImageAccessor abstraction
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162
e1d27ee2114a ImageAccessor abstraction
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163
e1d27ee2114a ImageAccessor abstraction
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164 const void* ImageAccessor::GetConstRow(unsigned int y) const
e1d27ee2114a ImageAccessor abstraction
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165 {
e1d27ee2114a ImageAccessor abstraction
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166 if (buffer_ != NULL)
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167 {
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168 return buffer_ + static_cast<size_t>(y) * static_cast<size_t>(pitch_);
798
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169 }
e1d27ee2114a ImageAccessor abstraction
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170 else
e1d27ee2114a ImageAccessor abstraction
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parents:
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171 {
e1d27ee2114a ImageAccessor abstraction
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172 return NULL;
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
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173 }
e1d27ee2114a ImageAccessor abstraction
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parents:
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174 }
e1d27ee2114a ImageAccessor abstraction
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175
e1d27ee2114a ImageAccessor abstraction
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176
4201
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177 void* ImageAccessor::GetRow(unsigned int y)
798
e1d27ee2114a ImageAccessor abstraction
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178 {
e1d27ee2114a ImageAccessor abstraction
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179 if (readOnly_)
e1d27ee2114a ImageAccessor abstraction
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180 {
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181 throw OrthancException(ErrorCode_ReadOnly,
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182 "Trying to write to a read-only image");
798
e1d27ee2114a ImageAccessor abstraction
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183 }
e1d27ee2114a ImageAccessor abstraction
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184
e1d27ee2114a ImageAccessor abstraction
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185 if (buffer_ != NULL)
e1d27ee2114a ImageAccessor abstraction
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186 {
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187 return buffer_ + static_cast<size_t>(y) * static_cast<size_t>(pitch_);
798
e1d27ee2114a ImageAccessor abstraction
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188 }
e1d27ee2114a ImageAccessor abstraction
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parents:
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189 else
e1d27ee2114a ImageAccessor abstraction
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parents:
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190 {
e1d27ee2114a ImageAccessor abstraction
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191 return NULL;
e1d27ee2114a ImageAccessor abstraction
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parents:
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192 }
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
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193 }
e1d27ee2114a ImageAccessor abstraction
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diff changeset
194
e1d27ee2114a ImageAccessor abstraction
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diff changeset
195
e1d27ee2114a ImageAccessor abstraction
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196 void ImageAccessor::AssignEmpty(PixelFormat format)
e1d27ee2114a ImageAccessor abstraction
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197 {
e1d27ee2114a ImageAccessor abstraction
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198 readOnly_ = false;
e1d27ee2114a ImageAccessor abstraction
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199 format_ = format;
e1d27ee2114a ImageAccessor abstraction
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200 width_ = 0;
e1d27ee2114a ImageAccessor abstraction
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201 height_ = 0;
e1d27ee2114a ImageAccessor abstraction
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202 pitch_ = 0;
e1d27ee2114a ImageAccessor abstraction
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203 buffer_ = NULL;
e1d27ee2114a ImageAccessor abstraction
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parents:
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204 }
e1d27ee2114a ImageAccessor abstraction
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parents:
diff changeset
205
e1d27ee2114a ImageAccessor abstraction
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206
e1d27ee2114a ImageAccessor abstraction
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diff changeset
207 void ImageAccessor::AssignReadOnly(PixelFormat format,
e1d27ee2114a ImageAccessor abstraction
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208 unsigned int width,
e1d27ee2114a ImageAccessor abstraction
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diff changeset
209 unsigned int height,
e1d27ee2114a ImageAccessor abstraction
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diff changeset
210 unsigned int pitch,
e1d27ee2114a ImageAccessor abstraction
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diff changeset
211 const void *buffer)
e1d27ee2114a ImageAccessor abstraction
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212 {
e1d27ee2114a ImageAccessor abstraction
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213 readOnly_ = true;
e1d27ee2114a ImageAccessor abstraction
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parents:
diff changeset
214 format_ = format;
e1d27ee2114a ImageAccessor abstraction
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parents:
diff changeset
215 width_ = width;
e1d27ee2114a ImageAccessor abstraction
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diff changeset
216 height_ = height;
e1d27ee2114a ImageAccessor abstraction
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217 pitch_ = pitch;
1922
369897749653 ImageAccessor::GetRegion
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diff changeset
218 buffer_ = reinterpret_cast<uint8_t*>(const_cast<void*>(buffer));
860
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 824
diff changeset
219
1916
5bcf721bde4f IImageWriter
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diff changeset
220 if (GetBytesPerPixel() * width_ > pitch_)
5bcf721bde4f IImageWriter
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1900
diff changeset
221 {
5bcf721bde4f IImageWriter
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1900
diff changeset
222 throw OrthancException(ErrorCode_ParameterOutOfRange);
5bcf721bde4f IImageWriter
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1900
diff changeset
223 }
798
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
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224 }
e1d27ee2114a ImageAccessor abstraction
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parents:
diff changeset
225
4300
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226 void ImageAccessor::GetReadOnlyAccessor(ImageAccessor &target) const
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diff changeset
227 {
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228 target.AssignReadOnly(format_, width_, height_, pitch_, buffer_);
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229 }
b30a8de92ad9 abi continued
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diff changeset
230
798
e1d27ee2114a ImageAccessor abstraction
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231
e1d27ee2114a ImageAccessor abstraction
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diff changeset
232 void ImageAccessor::AssignWritable(PixelFormat format,
e1d27ee2114a ImageAccessor abstraction
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parents:
diff changeset
233 unsigned int width,
e1d27ee2114a ImageAccessor abstraction
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diff changeset
234 unsigned int height,
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
235 unsigned int pitch,
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
236 void *buffer)
e1d27ee2114a ImageAccessor abstraction
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diff changeset
237 {
e1d27ee2114a ImageAccessor abstraction
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parents:
diff changeset
238 readOnly_ = false;
e1d27ee2114a ImageAccessor abstraction
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diff changeset
239 format_ = format;
e1d27ee2114a ImageAccessor abstraction
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diff changeset
240 width_ = width;
e1d27ee2114a ImageAccessor abstraction
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diff changeset
241 height_ = height;
e1d27ee2114a ImageAccessor abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
242 pitch_ = pitch;
1922
369897749653 ImageAccessor::GetRegion
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1916
diff changeset
243 buffer_ = reinterpret_cast<uint8_t*>(buffer);
860
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 824
diff changeset
244
1916
5bcf721bde4f IImageWriter
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1900
diff changeset
245 if (GetBytesPerPixel() * width_ > pitch_)
5bcf721bde4f IImageWriter
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1900
diff changeset
246 {
5bcf721bde4f IImageWriter
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parents: 1900
diff changeset
247 throw OrthancException(ErrorCode_ParameterOutOfRange);
5bcf721bde4f IImageWriter
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parents: 1900
diff changeset
248 }
798
e1d27ee2114a ImageAccessor abstraction
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249 }
874
87791ebc1f50 download matlab images
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diff changeset
250
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diff changeset
251
2865
0f07bdae0805 ImageAccessor::GetWriteableAccessor() and GetReadOnlyAccessor()
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diff changeset
252 void ImageAccessor::GetWriteableAccessor(ImageAccessor& target) const
0f07bdae0805 ImageAccessor::GetWriteableAccessor() and GetReadOnlyAccessor()
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diff changeset
253 {
0f07bdae0805 ImageAccessor::GetWriteableAccessor() and GetReadOnlyAccessor()
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parents: 2861
diff changeset
254 if (readOnly_)
0f07bdae0805 ImageAccessor::GetWriteableAccessor() and GetReadOnlyAccessor()
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parents: 2861
diff changeset
255 {
0f07bdae0805 ImageAccessor::GetWriteableAccessor() and GetReadOnlyAccessor()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2861
diff changeset
256 throw OrthancException(ErrorCode_ReadOnly);
0f07bdae0805 ImageAccessor::GetWriteableAccessor() and GetReadOnlyAccessor()
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parents: 2861
diff changeset
257 }
0f07bdae0805 ImageAccessor::GetWriteableAccessor() and GetReadOnlyAccessor()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2861
diff changeset
258 else
0f07bdae0805 ImageAccessor::GetWriteableAccessor() and GetReadOnlyAccessor()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2861
diff changeset
259 {
0f07bdae0805 ImageAccessor::GetWriteableAccessor() and GetReadOnlyAccessor()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2861
diff changeset
260 target.AssignWritable(format_, width_, height_, pitch_, buffer_);
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
0f07bdae0805 ImageAccessor::GetWriteableAccessor() and GetReadOnlyAccessor()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2861
diff changeset
264
874
87791ebc1f50 download matlab images
Sebastien Jodogne <s.jodogne@gmail.com>
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diff changeset
265 void ImageAccessor::ToMatlabString(std::string& target) const
87791ebc1f50 download matlab images
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diff changeset
266 {
87791ebc1f50 download matlab images
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parents: 861
diff changeset
267 ChunkedBuffer buffer;
87791ebc1f50 download matlab images
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diff changeset
268
87791ebc1f50 download matlab images
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diff changeset
269 switch (GetFormat())
87791ebc1f50 download matlab images
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diff changeset
270 {
87791ebc1f50 download matlab images
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parents: 861
diff changeset
271 case PixelFormat_Grayscale8:
87791ebc1f50 download matlab images
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parents: 861
diff changeset
272 ToMatlabStringInternal<uint8_t>(buffer, *this);
87791ebc1f50 download matlab images
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diff changeset
273 break;
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diff changeset
274
87791ebc1f50 download matlab images
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diff changeset
275 case PixelFormat_Grayscale16:
87791ebc1f50 download matlab images
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diff changeset
276 ToMatlabStringInternal<uint16_t>(buffer, *this);
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diff changeset
277 break;
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diff changeset
278
2415
7e217a1cc63f PixelFormat_Float32
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2244
diff changeset
279 case PixelFormat_Grayscale32:
7e217a1cc63f PixelFormat_Float32
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2244
diff changeset
280 ToMatlabStringInternal<uint32_t>(buffer, *this);
7e217a1cc63f PixelFormat_Float32
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2244
diff changeset
281 break;
7e217a1cc63f PixelFormat_Float32
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diff changeset
282
2645
89b789366596 Grayscale64 pixel format
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2447
diff changeset
283 case PixelFormat_Grayscale64:
89b789366596 Grayscale64 pixel format
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2447
diff changeset
284 ToMatlabStringInternal<uint64_t>(buffer, *this);
89b789366596 Grayscale64 pixel format
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parents: 2447
diff changeset
285 break;
89b789366596 Grayscale64 pixel format
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diff changeset
286
874
87791ebc1f50 download matlab images
Sebastien Jodogne <s.jodogne@gmail.com>
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diff changeset
287 case PixelFormat_SignedGrayscale16:
87791ebc1f50 download matlab images
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parents: 861
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288 ToMatlabStringInternal<int16_t>(buffer, *this);
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289 break;
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290
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291 case PixelFormat_Float32:
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292 ToMatlabStringInternal<float>(buffer, *this);
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293 break;
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294
874
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295 case PixelFormat_RGB24:
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296 RGB24ToMatlabString(buffer, *this);
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297 break;
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298
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299 default:
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300 throw OrthancException(ErrorCode_NotImplemented);
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301 }
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302
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303 buffer.Flatten(target);
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304 }
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305
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369897749653 ImageAccessor::GetRegion
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306
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307
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308 void ImageAccessor::GetRegion(ImageAccessor& accessor,
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309 unsigned int x,
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310 unsigned int y,
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311 unsigned int width,
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312 unsigned int height) const
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313 {
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314 if (x + width > width_ ||
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315 y + height > height_)
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316 {
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317 throw OrthancException(ErrorCode_ParameterOutOfRange);
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318 }
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319
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320 if (width == 0 ||
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321 height == 0)
369897749653 ImageAccessor::GetRegion
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322 {
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323 accessor.AssignWritable(format_, 0, 0, 0, NULL);
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324 }
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325 else
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326 {
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327 uint8_t* p = (buffer_ +
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328 static_cast<size_t>(y) * static_cast<size_t>(pitch_) +
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329 static_cast<size_t>(x) * static_cast<size_t>(GetBytesPerPixel()));
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330
369897749653 ImageAccessor::GetRegion
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331 if (readOnly_)
369897749653 ImageAccessor::GetRegion
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332 {
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333 accessor.AssignReadOnly(format_, width, height, pitch_, p);
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334 }
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335 else
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336 {
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337 accessor.AssignWritable(format_, width, height, pitch_, p);
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338 }
369897749653 ImageAccessor::GetRegion
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339 }
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340 }
369897749653 ImageAccessor::GetRegion
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341
2103
a89ca69ec1d1 ImageAccessor::SetFormat
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342
a89ca69ec1d1 ImageAccessor::SetFormat
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343 void ImageAccessor::SetFormat(PixelFormat format)
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344 {
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345 if (readOnly_)
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346 {
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347 throw OrthancException(ErrorCode_ReadOnly,
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348 "Trying to modify the format of a read-only image");
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349 }
a89ca69ec1d1 ImageAccessor::SetFormat
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350
a89ca69ec1d1 ImageAccessor::SetFormat
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diff changeset
351 if (::Orthanc::GetBytesPerPixel(format) != ::Orthanc::GetBytesPerPixel(format_))
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352 {
a89ca69ec1d1 ImageAccessor::SetFormat
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353 throw OrthancException(ErrorCode_IncompatibleImageFormat);
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354 }
a89ca69ec1d1 ImageAccessor::SetFormat
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diff changeset
355
a89ca69ec1d1 ImageAccessor::SetFormat
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356 format_ = format;
a89ca69ec1d1 ImageAccessor::SetFormat
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diff changeset
357 }
4273
0034f855c023 tuning log categories from command-line, and binary compat with orthanc framework 1.7.2
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diff changeset
358
0034f855c023 tuning log categories from command-line, and binary compat with orthanc framework 1.7.2
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diff changeset
359
0034f855c023 tuning log categories from command-line, and binary compat with orthanc framework 1.7.2
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diff changeset
360 #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
361 void* ImageAccessor::GetBuffer() const
0034f855c023 tuning log categories from command-line, and binary compat with orthanc framework 1.7.2
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diff changeset
362 {
0034f855c023 tuning log categories from command-line, and binary compat with orthanc framework 1.7.2
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diff changeset
363 return const_cast<ImageAccessor&>(*this).GetBuffer();
0034f855c023 tuning log categories from command-line, and binary compat with orthanc framework 1.7.2
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diff changeset
364 }
0034f855c023 tuning log categories from command-line, and binary compat with orthanc framework 1.7.2
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diff changeset
365
0034f855c023 tuning log categories from command-line, and binary compat with orthanc framework 1.7.2
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diff changeset
366 void* ImageAccessor::GetRow(unsigned int y) const
0034f855c023 tuning log categories from command-line, and binary compat with orthanc framework 1.7.2
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diff changeset
367 {
0034f855c023 tuning log categories from command-line, and binary compat with orthanc framework 1.7.2
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diff changeset
368 return const_cast<ImageAccessor&>(*this).GetRow(y);
0034f855c023 tuning log categories from command-line, and binary compat with orthanc framework 1.7.2
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diff changeset
369 }
0034f855c023 tuning log categories from command-line, and binary compat with orthanc framework 1.7.2
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diff changeset
370 #endif
798
e1d27ee2114a ImageAccessor abstraction
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parents:
diff changeset
371 }