Mercurial > hg > orthanc-stone

annotate Framework/Volumes/ImageBuffer3D.cpp @ 902:fa5b945f8db8 am-dev

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Merge
author Alain Mazy <alain@mazy.be>
date Wed, 17 Jul 2019 09:53:51 +0200
parents c3bbb130abc4
children 32eaf4929b08
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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 #include "ImageBuffer3D.h"
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23
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24 #include <Core/Images/ImageProcessing.h>
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25 #include <Core/Logging.h>
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26 #include <Core/OrthancException.h>
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28 #include <string.h>
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30 namespace OrthancStone
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31 {
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32 void ImageBuffer3D::GetAxialSliceAccessor(Orthanc::ImageAccessor& target,
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33 unsigned int slice,
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34 bool readOnly) const
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35 {
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36 if (slice >= depth_)
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37 {
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38 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange);
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39 }
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41 if (readOnly)
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42 {
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43 target.AssignReadOnly(format_, width_, height_, image_.GetPitch(),
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44 image_.GetConstRow(height_ * (depth_ - 1 - slice)));
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45 }
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46 else
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47 {
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48 target.AssignWritable(format_, width_, height_, image_.GetPitch(),
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49 image_.GetRow(height_ * (depth_ - 1 - slice)));
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50 }
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51 }
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54 void ImageBuffer3D::GetCoronalSliceAccessor(Orthanc::ImageAccessor& target,
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55 unsigned int slice,
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56 bool readOnly) const
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57 {
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58 if (slice >= height_)
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59 {
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60 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange);
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61 }
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63 if (readOnly)
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64 {
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65 target.AssignReadOnly(format_, width_, depth_, image_.GetPitch() * height_,
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66 image_.GetConstRow(slice));
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67 }
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68 else
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69 {
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70 target.AssignWritable(format_, width_, depth_, image_.GetPitch() * height_,
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71 image_.GetRow(slice));
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72 }
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73 }
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76 Orthanc::Image* ImageBuffer3D::ExtractSagittalSlice(unsigned int slice) const
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77 {
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78 if (slice >= width_)
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79 {
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80 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange);
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81 }
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82
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83 std::auto_ptr<Orthanc::Image> result(new Orthanc::Image(format_, height_, depth_, false));
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84
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85 unsigned int bytesPerPixel = Orthanc::GetBytesPerPixel(format_);
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86
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87 for (unsigned int z = 0; z < depth_; z++)
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88 {
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89 //uint8_t* target = reinterpret_cast<uint8_t*>(result->GetRow(depth_ - 1 - z));
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90 uint8_t* target = reinterpret_cast<uint8_t*>(result->GetRow(z));
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91
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92 for (unsigned int y = 0; y < height_; y++)
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93 {
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94 const void* source = (reinterpret_cast<const uint8_t*>(image_.GetConstRow(y + z * height_)) +
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95 bytesPerPixel * slice);
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96
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97 memcpy(target, source, bytesPerPixel);
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98 target += bytesPerPixel;
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99 }
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100 }
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101
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102 return result.release();
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103 }
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105
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106 ImageBuffer3D::ImageBuffer3D(Orthanc::PixelFormat format,
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107 unsigned int width,
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108 unsigned int height,
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109 unsigned int depth,
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110 bool computeRange) :
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111 image_(format, width, height * depth, false),
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112 format_(format),
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113 width_(width),
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114 height_(height),
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115 depth_(depth),
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116 computeRange_(computeRange),
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117 hasRange_(false)
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118 {
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119 LOG(INFO) << "Created a 3D image of size " << width << "x" << height
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120 << "x" << depth << " in " << Orthanc::EnumerationToString(format)
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121 << " (" << (GetEstimatedMemorySize() / (1024ll * 1024ll)) << "MB)";
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122 }
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124
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125 void ImageBuffer3D::Clear()
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126 {
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127 memset(image_.GetBuffer(), 0, image_.GetHeight() * image_.GetPitch());
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128 }
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130
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131 uint64_t ImageBuffer3D::GetEstimatedMemorySize() const
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132 {
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133 return image_.GetPitch() * image_.GetHeight() * Orthanc::GetBytesPerPixel(format_);
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134 }
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135
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136
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137 void ImageBuffer3D::ExtendImageRange(const Orthanc::ImageAccessor& slice)
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138 {
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139 if (!computeRange_ ||
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140 slice.GetWidth() == 0 ||
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141 slice.GetHeight() == 0)
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142 {
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143 return;
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144 }
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145
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146 float sliceMin, sliceMax;
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147
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148 switch (slice.GetFormat())
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149 {
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150 case Orthanc::PixelFormat_Grayscale8:
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151 case Orthanc::PixelFormat_Grayscale16:
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152 case Orthanc::PixelFormat_Grayscale32:
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153 case Orthanc::PixelFormat_SignedGrayscale16:
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154 {
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155 int64_t a, b;
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156 Orthanc::ImageProcessing::GetMinMaxIntegerValue(a, b, slice);
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157 sliceMin = static_cast<float>(a);
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158 sliceMax = static_cast<float>(b);
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159 break;
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160 }
119
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161
684
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162 case Orthanc::PixelFormat_Float32:
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163 Orthanc::ImageProcessing::GetMinMaxFloatValue(sliceMin, sliceMax, slice);
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164 break;
119
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165
684
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166 default:
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167 return;
119
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168 }
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169
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170 if (hasRange_)
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171 {
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172 minValue_ = std::min(minValue_, sliceMin);
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173 maxValue_ = std::max(maxValue_, sliceMax);
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174 }
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175 else
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176 {
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177 hasRange_ = true;
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178 minValue_ = sliceMin;
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179 maxValue_ = sliceMax;
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180 }
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181 }
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182
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183
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184 bool ImageBuffer3D::GetRange(float& minValue,
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185 float& maxValue) const
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186 {
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187 if (hasRange_)
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188 {
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189 minValue = minValue_;
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190 maxValue = maxValue_;
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191 return true;
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192 }
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193 else
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194 {
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195 return false;
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196 }
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197 }
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198
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199
192
371da7fe2c0e FiniteProjectiveCamera::ApplyRaytracer
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200 ImageBuffer3D::SliceReader::SliceReader(const ImageBuffer3D& that,
0
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201 VolumeProjection projection,
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202 unsigned int slice)
0
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203 {
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204 switch (projection)
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205 {
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206 case VolumeProjection_Axial:
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207 that.GetAxialSliceAccessor(accessor_, slice, true);
0
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208 break;
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209
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210 case VolumeProjection_Coronal:
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211 that.GetCoronalSliceAccessor(accessor_, slice, true);
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212 break;
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213
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214 case VolumeProjection_Sagittal:
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215 sagittal_.reset(that.ExtractSagittalSlice(slice));
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216 sagittal_->GetReadOnlyAccessor(accessor_);
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217 break;
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218
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219 default:
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220 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange);
0
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221 }
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222 }
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223
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224
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225 void ImageBuffer3D::SliceWriter::Flush()
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226 {
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diff changeset
227 if (modified_)
0
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228 {
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229 if (sagittal_.get() != NULL)
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230 {
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231 // TODO
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232 throw Orthanc::OrthancException(Orthanc::ErrorCode_NotImplemented);
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233 }
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234
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235 // Update the dynamic range of the underlying image, if
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236 // "computeRange_" is set to true
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237 that_.ExtendImageRange(accessor_);
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238 }
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239 }
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parents:
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240
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241
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242 ImageBuffer3D::SliceWriter::SliceWriter(ImageBuffer3D& that,
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243 VolumeProjection projection,
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244 unsigned int slice) :
119
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diff changeset
245 that_(that),
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246 modified_(false)
0
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247 {
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248 switch (projection)
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249 {
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250 case VolumeProjection_Axial:
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diff changeset
251 that.GetAxialSliceAccessor(accessor_, slice, false);
0
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252 break;
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253
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254 case VolumeProjection_Coronal:
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diff changeset
255 that.GetCoronalSliceAccessor(accessor_, slice, false);
0
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256 break;
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257
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258 case VolumeProjection_Sagittal:
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259 sagittal_.reset(that.ExtractSagittalSlice(slice));
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260 sagittal_->GetWriteableAccessor(accessor_);
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261 break;
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262
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263 default:
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264 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange);
0
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265 }
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266 }
139
22628d37ef5c ImageBuffer3D::GetPixelGrayscale16
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parents: 135
diff changeset
267
22628d37ef5c ImageBuffer3D::GetPixelGrayscale16
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268
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269 uint8_t ImageBuffer3D::GetVoxelGrayscale8(unsigned int x,
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diff changeset
270 unsigned int y,
88bca952cb17 ImageBuffer3D::GetPixelGrayscale8
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diff changeset
271 unsigned int z) const
88bca952cb17 ImageBuffer3D::GetPixelGrayscale8
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272 {
88bca952cb17 ImageBuffer3D::GetPixelGrayscale8
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273 if (format_ != Orthanc::PixelFormat_Grayscale8)
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diff changeset
274 {
88bca952cb17 ImageBuffer3D::GetPixelGrayscale8
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diff changeset
275 throw Orthanc::OrthancException(Orthanc::ErrorCode_IncompatibleImageFormat);
88bca952cb17 ImageBuffer3D::GetPixelGrayscale8
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diff changeset
276 }
88bca952cb17 ImageBuffer3D::GetPixelGrayscale8
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diff changeset
277
88bca952cb17 ImageBuffer3D::GetPixelGrayscale8
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diff changeset
278 if (x >= width_ ||
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diff changeset
279 y >= height_ ||
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280 z >= depth_)
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diff changeset
281 {
88bca952cb17 ImageBuffer3D::GetPixelGrayscale8
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diff changeset
282 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange);
88bca952cb17 ImageBuffer3D::GetPixelGrayscale8
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diff changeset
283 }
88bca952cb17 ImageBuffer3D::GetPixelGrayscale8
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diff changeset
284
88bca952cb17 ImageBuffer3D::GetPixelGrayscale8
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diff changeset
285 const void* p = image_.GetConstRow(y + height_ * (depth_ - 1 - z));
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diff changeset
286 return reinterpret_cast<const uint8_t*>(p) [x];
88bca952cb17 ImageBuffer3D::GetPixelGrayscale8
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parents: 139
diff changeset
287 }
88bca952cb17 ImageBuffer3D::GetPixelGrayscale8
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parents: 139
diff changeset
288
88bca952cb17 ImageBuffer3D::GetPixelGrayscale8
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diff changeset
289
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diff changeset
290 uint16_t ImageBuffer3D::GetVoxelGrayscale16(unsigned int x,
139
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diff changeset
291 unsigned int y,
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diff changeset
292 unsigned int z) const
22628d37ef5c ImageBuffer3D::GetPixelGrayscale16
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diff changeset
293 {
22628d37ef5c ImageBuffer3D::GetPixelGrayscale16
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diff changeset
294 if (format_ != Orthanc::PixelFormat_Grayscale16)
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diff changeset
295 {
22628d37ef5c ImageBuffer3D::GetPixelGrayscale16
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diff changeset
296 throw Orthanc::OrthancException(Orthanc::ErrorCode_IncompatibleImageFormat);
22628d37ef5c ImageBuffer3D::GetPixelGrayscale16
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diff changeset
297 }
22628d37ef5c ImageBuffer3D::GetPixelGrayscale16
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298
22628d37ef5c ImageBuffer3D::GetPixelGrayscale16
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299 if (x >= width_ ||
22628d37ef5c ImageBuffer3D::GetPixelGrayscale16
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300 y >= height_ ||
22628d37ef5c ImageBuffer3D::GetPixelGrayscale16
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301 z >= depth_)
22628d37ef5c ImageBuffer3D::GetPixelGrayscale16
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302 {
22628d37ef5c ImageBuffer3D::GetPixelGrayscale16
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303 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange);
22628d37ef5c ImageBuffer3D::GetPixelGrayscale16
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304 }
22628d37ef5c ImageBuffer3D::GetPixelGrayscale16
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305
22628d37ef5c ImageBuffer3D::GetPixelGrayscale16
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306 const void* p = image_.GetConstRow(y + height_ * (depth_ - 1 - z));
22628d37ef5c ImageBuffer3D::GetPixelGrayscale16
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307 return reinterpret_cast<const uint16_t*>(p) [x];
22628d37ef5c ImageBuffer3D::GetPixelGrayscale16
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308 }
0
351ab0da0150 initial commit
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309 }