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annotate OrthancFramework/Sources/Images/ImageProcessing.h @ 5640:f7adfb22e20e

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updated copyright, as Orthanc Team now replaces Osimis
author Sebastien Jodogne <s.jodogne@gmail.com>
date Thu, 30 May 2024 21:19:57 +0200
parents 48b8dae6dc77
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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24
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25 #pragma once
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26
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27 #include "../OrthancFramework.h"
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28
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29 #include "ImageAccessor.h"
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30
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31 #include <vector>
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32 #include <stdint.h>
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33 #include <boost/noncopyable.hpp>
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34
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35 namespace Orthanc
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36 {
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37 class ORTHANC_PUBLIC ImageProcessing : public boost::noncopyable
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38 {
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39 public:
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40 class ORTHANC_PUBLIC ImagePoint
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41 {
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42 private:
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43 int32_t x_;
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44 int32_t y_;
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45
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46 public:
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47 ImagePoint(int32_t x,
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48 int32_t y);
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49
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50 int32_t GetX() const;
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51
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52 int32_t GetY() const;
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53
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54 void Set(int32_t x, int32_t y);
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55
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56 void ClipTo(int32_t minX,
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57 int32_t maxX,
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58 int32_t minY,
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59 int32_t maxY);
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60
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61 double GetDistanceTo(const ImagePoint& other) const;
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62
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63 double GetDistanceToLine(double a,
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64 double b,
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65 double c) const; // where ax + by + c = 0 is the equation of the line
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66 };
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67
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68 class ORTHANC_PUBLIC IPolygonFiller : public boost::noncopyable
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69 {
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70 public:
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71 virtual ~IPolygonFiller()
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72 {
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73 }
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74
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75 virtual void Fill(int y,
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76 int x1,
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77 int x2) = 0;
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78 };
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79
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80 static void Copy(ImageAccessor& target,
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81 const ImageAccessor& source);
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82
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83 static void Convert(ImageAccessor& target,
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84 const ImageAccessor& source);
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85
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86 static void ApplyWindowing_Deprecated(ImageAccessor& target,
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87 const ImageAccessor& source,
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88 float windowCenter,
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89 float windowWidth,
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90 float rescaleSlope,
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91 float rescaleIntercept,
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92 bool invert);
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93
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94 static void Set(ImageAccessor& image,
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95 int64_t value);
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96
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97 static void Set(ImageAccessor& image,
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98 uint8_t red,
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99 uint8_t green,
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100 uint8_t blue,
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101 uint8_t alpha);
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102
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103 static void Set(ImageAccessor& image,
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104 uint8_t red,
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105 uint8_t green,
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106 uint8_t blue,
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107 ImageAccessor& alpha);
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108
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109 static void ShiftRight(ImageAccessor& target,
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110 unsigned int shift);
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111
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112 static void ShiftLeft(ImageAccessor& target,
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113 unsigned int shift);
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114
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115 static void GetMinMaxIntegerValue(int64_t& minValue,
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116 int64_t& maxValue,
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117 const ImageAccessor& image);
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118
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119 static void GetMinMaxFloatValue(float& minValue,
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120 float& maxValue,
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121 const ImageAccessor& image);
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122
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123 static void AddConstant(ImageAccessor& image,
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124 int64_t value);
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125
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126 // "useRound" is expensive
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127 static void MultiplyConstant(ImageAccessor& image,
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128 float factor,
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129 bool useRound);
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130
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131 // Computes "(x + offset) * scaling" inplace. "useRound" is expensive.
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132 static void ShiftScale(ImageAccessor& image,
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133 float offset,
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134 float scaling,
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135 bool useRound);
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136
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137 static void ShiftScale(ImageAccessor& target,
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138 const ImageAccessor& source,
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139 float offset,
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140 float scaling,
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141 bool useRound);
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142
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143 // Computes "x * scaling + offset" inplace. "useRound" is expensive.
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144 static void ShiftScale2(ImageAccessor& image,
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145 float offset,
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146 float scaling,
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147 bool useRound);
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148
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149 static void ShiftScale2(ImageAccessor& target,
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150 const ImageAccessor& source,
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151 float offset,
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152 float scaling,
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153 bool useRound);
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154
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155 static void Invert(ImageAccessor& image);
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156
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157 static void Invert(ImageAccessor& image, int64_t maxValue);
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158
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159 static void DrawLineSegment(ImageAccessor& image,
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160 int x0,
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161 int y0,
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162 int x1,
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163 int y1,
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164 int64_t value);
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165
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166 static void DrawLineSegment(ImageAccessor& image,
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167 int x0,
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168 int y0,
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169 int x1,
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170 int y1,
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171 uint8_t red,
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172 uint8_t green,
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173 uint8_t blue,
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174 uint8_t alpha);
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175
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176 static void FillPolygon(IPolygonFiller& filler,
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177 const std::vector<ImagePoint>& points);
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178
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179 static void FillPolygon(ImageAccessor& image,
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180 const std::vector<ImagePoint>& points,
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181 int64_t value);
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182
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183 static void Resize(ImageAccessor& target,
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184 const ImageAccessor& source);
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185
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186 static ImageAccessor* Halve(const ImageAccessor& source,
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187 bool forceMinimalPitch);
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188
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189 static void FlipX(ImageAccessor& image);
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190
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191 static void FlipY(ImageAccessor& image);
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192
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193 static void SeparableConvolution(ImageAccessor& image /* inplace */,
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194 const std::vector<float>& horizontal,
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195 size_t horizontalAnchor,
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196 const std::vector<float>& vertical,
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197 size_t verticalAnchor,
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198 bool useRound /* this is expensive */);
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199
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200 static void SmoothGaussian5x5(ImageAccessor& image,
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201 bool useRound /* this is expensive */);
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202
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203 static void FitSize(ImageAccessor& target,
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204 const ImageAccessor& source);
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205
2e1564f57542 ImageProcessing::FitSizeKeepAspectRatio()
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206 // Resize the image to the given width/height. The resized image
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207 // occupies the entire canvas (aspect ratio is not preserved).
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208 static ImageAccessor* FitSize(const ImageAccessor& source,
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209 unsigned int width,
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210 unsigned int height);
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211
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212 // Resize an image, but keeps its original aspect ratio. Zeros are
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213 // added around the image to reach the specified size.
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214 static ImageAccessor* FitSizeKeepAspectRatio(const ImageAccessor& source,
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215 unsigned int width,
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216 unsigned int height);
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217
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218 // https://en.wikipedia.org/wiki/YCbCr#JPEG_conversion
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219 static void ConvertJpegYCbCrToRgb(ImageAccessor& image /* inplace */);
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220
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221 static void SwapEndianness(ImageAccessor& image /* inplace */);
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222
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223 static void Maximum(ImageAccessor& image /* inout */,
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224 const ImageAccessor& other);
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225 };
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839be3022203 DicomImageInformation
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226 }