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annotate Core/Images/ImageProcessing.h @ 3545:551945086617

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ShiftLeft + ShiftRight
author Alain Mazy <alain@mazy.be>
date Mon, 21 Oct 2019 10:13:53 +0200
parents 46cf170ba121
children dabe17e23e23
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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) 2017-2019 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 General Public License as
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9 * published by the Free Software Foundation, either version 3 of the
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10 * License, or (at your option) any later version.
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11 *
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12 * In addition, as a special exception, the copyright holders of this
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13 * program give permission to link the code of its release with the
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14 * OpenSSL project's "OpenSSL" library (or with modified versions of it
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15 * that use the same license as the "OpenSSL" library), and distribute
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16 * the linked executables. You must obey the GNU General Public License
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17 * in all respects for all of the code used other than "OpenSSL". If you
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18 * modify file(s) with this exception, you may extend this exception to
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19 * your version of the file(s), but you are not obligated to do so. If
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20 * you do not wish to do so, delete this exception statement from your
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21 * version. If you delete this exception statement from all source files
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22 * in the program, then also delete it here.
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23 *
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24 * This program is distributed in the hope that it will be useful, but
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25 * WITHOUT ANY WARRANTY; without even the implied warranty of
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26 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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27 * General Public License for more details.
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28 *
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29 * You should have received a copy of the GNU General Public License
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30 * along with this program. If not, see <http://www.gnu.org/licenses/>.
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31 **/
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32
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33
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34 #pragma once
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35
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36 #include "ImageAccessor.h"
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37 #include <vector>
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38
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39 #include <stdint.h>
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40 #include <algorithm>
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41
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42 namespace Orthanc
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43 {
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44 namespace ImageProcessing
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45 {
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46 class ImagePoint
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47 {
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48 int32_t x_;
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49 int32_t y_;
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50
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51 public:
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52 ImagePoint(int32_t x, int32_t y)
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53 : x_(x),
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54 y_(y)
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55 {
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56 }
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57
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58 int32_t GetX() const {return x_;}
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59
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60 int32_t GetY() const {return y_;}
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61
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62 void Set(int32_t x, int32_t y)
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63 {
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64 x_ = x;
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65 y_ = y;
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66 }
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67
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68 void ClipTo(int32_t minX, int32_t maxX, int32_t minY, int32_t maxY)
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69 {
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70 x_ = std::max(minX, std::min(maxX, x_));
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71 y_ = std::max(minY, std::min(maxY, y_));
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72 }
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73
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74 double GetDistanceTo(const ImagePoint& other) const;
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75 };
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76
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77 void Copy(ImageAccessor& target,
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78 const ImageAccessor& source);
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79
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80 void Convert(ImageAccessor& target,
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81 const ImageAccessor& source);
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82
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83 void Set(ImageAccessor& image,
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84 int64_t value);
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85
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86 void Set(ImageAccessor& image,
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87 uint8_t red,
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88 uint8_t green,
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89 uint8_t blue,
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90 uint8_t alpha);
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91
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92 void ShiftRight(ImageAccessor& target,
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93 unsigned int shift);
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94
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95 void ShiftLeft(ImageAccessor& target,
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96 unsigned int shift);
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97
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98 void GetMinMaxIntegerValue(int64_t& minValue,
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99 int64_t& maxValue,
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100 const ImageAccessor& image);
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101
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102 void GetMinMaxFloatValue(float& minValue,
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103 float& maxValue,
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104 const ImageAccessor& image);
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105
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106 void AddConstant(ImageAccessor& image,
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107 int64_t value);
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108
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109 // "useRound" is expensive
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110 void MultiplyConstant(ImageAccessor& image,
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111 float factor,
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112 bool useRound);
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113
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114 // "useRound" is expensive
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115 void ShiftScale(ImageAccessor& image,
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116 float offset,
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117 float scaling,
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118 bool useRound);
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119
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120 void Invert(ImageAccessor& image);
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121
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122 void Invert(ImageAccessor& image, int64_t maxValue);
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123
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124 void DrawLineSegment(ImageAccessor& image,
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125 int x0,
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126 int y0,
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127 int x1,
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128 int y1,
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129 int64_t value);
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130
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131 void DrawLineSegment(ImageAccessor& image,
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132 int x0,
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133 int y0,
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134 int x1,
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135 int y1,
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136 uint8_t red,
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137 uint8_t green,
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138 uint8_t blue,
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139 uint8_t alpha);
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140
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141 void FillPolygon(ImageAccessor& image,
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142 const std::vector<ImagePoint>& points,
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143 int64_t value);
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144
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145 void Resize(ImageAccessor& target,
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146 const ImageAccessor& source);
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148 ImageAccessor* Halve(const ImageAccessor& source,
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149 bool forceMinimalPitch);
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151 void FlipX(ImageAccessor& image);
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153 void FlipY(ImageAccessor& image);
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154
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155 void SeparableConvolution(ImageAccessor& image /* inplace */,
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156 const std::vector<float>& horizontal,
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157 size_t horizontalAnchor,
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158 const std::vector<float>& vertical,
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159 size_t verticalAnchor);
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160
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161 void SmoothGaussian5x5(ImageAccessor& image);
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162 }
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839be3022203 DicomImageInformation
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163 }