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annotate Framework/Volumes/ImageBuffer3D.h @ 684:7719eb852dd5

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new class: VolumeImageGeometry
author Sebastien Jodogne <s.jodogne@gmail.com>
date Thu, 16 May 2019 16:47:46 +0200
parents dbc1d8bfc68a
children d2c0e347ddc2
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1 /**
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2 * Stone of Orthanc
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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) 2017-2019 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 Affero General Public License
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9 * as published by the Free Software Foundation, either version 3 of
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10 * the License, or (at your option) any later version.
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11 *
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12 * This program is distributed in the hope that it will be useful, but
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13 * WITHOUT ANY WARRANTY; without even the implied warranty of
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14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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15 * Affero General Public License for more details.
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16 *
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17 * You should have received a copy of the GNU Affero General Public License
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18 * along with this program. If not, see <http://www.gnu.org/licenses/>.
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19 **/
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22 #pragma once
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23
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24 #include "../StoneEnumerations.h"
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25 #include "../Layers/RenderStyle.h"
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26 #include "../Toolbox/VolumeImageGeometry.h"
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27 #include "../Toolbox/DicomFrameConverter.h"
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28 #include "../Toolbox/ParallelSlices.h"
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29
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30 #include <Core/Images/Image.h>
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32 namespace OrthancStone
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33 {
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34 class ImageBuffer3D : public boost::noncopyable
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35 {
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36 private:
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37 VolumeImageGeometry geometry_; // TODO => Move this out of this class
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38 Orthanc::Image image_;
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39 Orthanc::PixelFormat format_;
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40 unsigned int width_;
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41 unsigned int height_;
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42 unsigned int depth_;
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43 bool computeRange_;
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44 bool hasRange_;
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45 float minValue_;
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46 float maxValue_;
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47 Matrix transform_;
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48 Matrix transformInverse_;
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49
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50 void ExtendImageRange(const Orthanc::ImageAccessor& slice);
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51
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52 void GetAxialSliceAccessor(Orthanc::ImageAccessor& target,
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53 unsigned int slice,
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54 bool readOnly) const;
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55
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56 void GetCoronalSliceAccessor(Orthanc::ImageAccessor& target,
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57 unsigned int slice,
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58 bool readOnly) const;
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60 Orthanc::Image* ExtractSagittalSlice(unsigned int slice) const;
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61
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62 template <typename T>
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63 T GetPixelUnchecked(unsigned int x,
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64 unsigned int y,
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65 unsigned int z) const
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66 {
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67 const uint8_t* buffer = reinterpret_cast<const uint8_t*>(image_.GetConstBuffer());
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68 const uint8_t* row = buffer + (y + height_ * (depth_ - 1 - z)) * image_.GetPitch();
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69 return reinterpret_cast<const T*>(row) [x];
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70 }
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71
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72 public:
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73 ImageBuffer3D(Orthanc::PixelFormat format,
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74 unsigned int width,
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75 unsigned int height,
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76 unsigned int depth,
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77 bool computeRange);
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79 void Clear();
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80
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81 VolumeImageGeometry& GetGeometry()
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82 {
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83 return geometry_;
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84 }
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85
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86 const VolumeImageGeometry& GetGeometry() const
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87 {
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88 return geometry_;
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89 }
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90
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91 const Orthanc::ImageAccessor& GetInternalImage() const
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92 {
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93 return image_;
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94 }
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95
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96 unsigned int GetWidth() const
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97 {
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98 return width_;
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99 }
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100
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101 unsigned int GetHeight() const
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102 {
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103 return height_;
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104 }
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105
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106 unsigned int GetDepth() const
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107 {
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108 return depth_;
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109 }
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110
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111 Orthanc::PixelFormat GetFormat() const
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112 {
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113 return format_;
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114 }
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115
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116 // TODO - Remove
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117 ParallelSlices* GetGeometry(VolumeProjection projection) const;
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119 uint64_t GetEstimatedMemorySize() const;
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120
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121 bool GetRange(float& minValue,
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122 float& maxValue) const;
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123
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124 bool FitWindowingToRange(RenderStyle& style,
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125 const DicomFrameConverter& converter) const;
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126
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127 uint8_t GetVoxelGrayscale8Unchecked(unsigned int x,
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128 unsigned int y,
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129 unsigned int z) const
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130 {
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131 return GetPixelUnchecked<uint8_t>(x, y, z);
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132 }
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133
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134 uint16_t GetVoxelGrayscale16Unchecked(unsigned int x,
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135 unsigned int y,
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136 unsigned int z) const
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137 {
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138 return GetPixelUnchecked<uint16_t>(x, y, z);
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139 }
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141 int16_t GetVoxelSignedGrayscale16Unchecked(unsigned int x,
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142 unsigned int y,
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143 unsigned int z) const
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144 {
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145 return GetPixelUnchecked<int16_t>(x, y, z);
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146 }
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148 uint8_t GetVoxelGrayscale8(unsigned int x,
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149 unsigned int y,
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150 unsigned int z) const;
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151
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152 uint16_t GetVoxelGrayscale16(unsigned int x,
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153 unsigned int y,
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154 unsigned int z) const;
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155
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156
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157 class SliceReader : public boost::noncopyable
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158 {
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159 private:
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160 Orthanc::ImageAccessor accessor_;
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161 std::auto_ptr<Orthanc::Image> sagittal_; // Unused for axial and coronal
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162
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163 public:
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164 SliceReader(const ImageBuffer3D& that,
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165 VolumeProjection projection,
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166 unsigned int slice);
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167
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168 const Orthanc::ImageAccessor& GetAccessor() const
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169 {
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170 return accessor_;
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171 }
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172 };
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173
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174
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175 class SliceWriter : public boost::noncopyable
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176 {
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177 private:
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178 ImageBuffer3D& that_;
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179 bool modified_;
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180 Orthanc::ImageAccessor accessor_;
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181 std::auto_ptr<Orthanc::Image> sagittal_; // Unused for axial and coronal
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182
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183 void Flush();
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184
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185 public:
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186 SliceWriter(ImageBuffer3D& that,
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187 VolumeProjection projection,
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188 unsigned int slice);
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189
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190 ~SliceWriter()
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191 {
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192 Flush();
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193 }
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194
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195 const Orthanc::ImageAccessor& GetAccessor() const
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196 {
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197 return accessor_;
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198 }
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199
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200 Orthanc::ImageAccessor& GetAccessor()
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201 {
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202 modified_ = true;
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203 return accessor_;
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204 }
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205 };
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206 };
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207 }