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annotate RenderingPlugin/Sources/Plugin.cpp @ 1884:0c6923982fdd

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rendering options from GET args
author Sebastien Jodogne <s.jodogne@gmail.com>
date Fri, 14 Jan 2022 14:14:25 +0100
parents fba6e550e0ee
children ddaee6b96501
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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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) 2017-2022 Osimis S.A., Belgium
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6 * Copyright (C) 2021-2022 Sebastien Jodogne, ICTEAM UCLouvain, Belgium
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7 *
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8 * This program is free software: you can redistribute it and/or
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9 * modify it under the terms of the GNU General Public License as
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10 * published by the Free Software Foundation, either version 3 of the
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11 * License, or (at your option) any later version.
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12 *
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13 * This program is distributed in the hope that it will be useful, but
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14 * WITHOUT ANY WARRANTY; without even the implied warranty of
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15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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16 * General Public License for more details.
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17 *
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18 * You should have received a copy of the GNU General Public License
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19 * along with this program. If not, see <http://www.gnu.org/licenses/>.
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20 **/
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21
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23 #include "../Resources/Orthanc/Plugins/OrthancPluginCppWrapper.h"
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24
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25 #include "../../OrthancStone/Sources/Toolbox/AffineTransform2D.h"
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26 #include "../../OrthancStone/Sources/Toolbox/DicomInstanceParameters.h"
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27
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28 #include <EmbeddedResources.h>
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29
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30 #include <Images/Image.h>
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31 #include <Images/ImageProcessing.h>
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32 #include <Images/NumpyWriter.h>
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33 #include <Logging.h>
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34 #include <SerializationToolbox.h>
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35
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36 #include <boost/math/constants/constants.hpp>
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37
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38
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39 static Orthanc::PixelFormat Convert(OrthancPluginPixelFormat format)
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40 {
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41 switch (format)
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42 {
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43 case OrthancPluginPixelFormat_RGB24:
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44 return Orthanc::PixelFormat_RGB24;
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45
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46 case OrthancPluginPixelFormat_Grayscale8:
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47 return Orthanc::PixelFormat_Grayscale8;
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48
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49 case OrthancPluginPixelFormat_Grayscale16:
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50 return Orthanc::PixelFormat_Grayscale16;
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51
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52 case OrthancPluginPixelFormat_SignedGrayscale16:
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53 return Orthanc::PixelFormat_SignedGrayscale16;
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54
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55 default:
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56 throw Orthanc::OrthancException(Orthanc::ErrorCode_NotImplemented);
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57 }
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58 }
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59
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60
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61 static bool ParseBoolean(const std::string& key,
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62 const std::string& value)
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63 {
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64 bool result;
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65
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66 if (Orthanc::SerializationToolbox::ParseBoolean(result, value))
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67 {
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68 return result;
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69 }
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70 else
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71 {
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72 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange,
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73 "Bad value for " + key + ": " + value);
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74 }
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75 }
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76
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77
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78 static double ParseDouble(const std::string& key,
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79 const std::string& value)
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80 {
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81 double result;
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82
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83 if (Orthanc::SerializationToolbox::ParseDouble(result, value))
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84 {
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85 return result;
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86 }
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87 else
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88 {
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89 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange,
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90 "Bad value for " + key + ": " + value);
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91 }
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92 }
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93
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94
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95 static void RenderNumpyFrame(OrthancPluginRestOutput* output,
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96 const char* url,
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97 const OrthancPluginHttpRequest* request)
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98 {
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99 double angleRadians = 0;
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100 double scaling = 1;
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101 double offsetX = 0;
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102 double offsetY = 0;
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103 bool flipX = false;
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104 bool flipY = false;
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105 bool compress = false;
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106
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107 for (uint32_t i = 0; i < request->getCount; i++)
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108 {
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109 std::string key(request->getKeys[i]);
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110 std::string value(request->getValues[i]);
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111
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112 if (key == "angle")
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113 {
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114 double angle = ParseDouble(key, value);
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115 angleRadians = angle / 180.0 * boost::math::constants::pi<double>();
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116 }
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117 else if (key == "scaling")
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118 {
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119 scaling = ParseDouble(key, value);
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120 }
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121 else if (key == "offset-x")
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122 {
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123 offsetX = ParseDouble(key, value);
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124 }
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125 else if (key == "offset-y")
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126 {
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127 offsetY = ParseDouble(key, value);
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128 }
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129 else if (key == "flip-x")
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130 {
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131 flipX = ParseBoolean(key, value);
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132 }
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133 else if (key == "flip-y")
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134 {
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135 flipY = ParseBoolean(key, value);
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136 }
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137 else if (key == "compress")
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138 {
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139 compress = ParseBoolean(key, value);
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140 }
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141 else
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142 {
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143 LOG(WARNING) << "Unsupported option: " << key;
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144 }
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145 }
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146
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147 OrthancPlugins::MemoryBuffer tags;
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148 if (!tags.RestApiGet("/instances/" + std::string(request->groups[0]) + "/tags", false))
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149 {
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150 throw Orthanc::OrthancException(Orthanc::ErrorCode_InexistentItem);
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151 }
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152
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153 Json::Value json;
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154 tags.ToJson(json);
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155
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156 Orthanc::DicomMap m;
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157 m.FromDicomAsJson(json);
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158
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159 OrthancStone::DicomInstanceParameters parameters(m);
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160
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161 OrthancPlugins::MemoryBuffer dicom;
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162 dicom.GetDicomInstance(request->groups[0]);
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163
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164 unsigned int frame = boost::lexical_cast<unsigned int>(request->groups[1]);
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165
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166 OrthancPlugins::OrthancImage image;
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167 image.DecodeDicomImage(dicom.GetData(), dicom.GetSize(), frame);
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168
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169 Orthanc::ImageAccessor source;
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170 source.AssignReadOnly(Convert(image.GetPixelFormat()), image.GetWidth(), image.GetHeight(),
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171 image.GetPitch(), image.GetBuffer());
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172
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173 OrthancStone::AffineTransform2D t;
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174 t = OrthancStone::AffineTransform2D::Combine(
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175 OrthancStone::AffineTransform2D::CreateOffset(static_cast<double>(image.GetWidth()) / 2.0 + offsetX,
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176 static_cast<double>(image.GetHeight()) / 2.0 + offsetY),
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177 OrthancStone::AffineTransform2D::CreateScaling(scaling, scaling),
1884
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178 OrthancStone::AffineTransform2D::CreateRotation(angleRadians),
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179 OrthancStone::AffineTransform2D::CreateOffset(-static_cast<double>(image.GetWidth()) / 2.0,
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180 -static_cast<double>(image.GetHeight()) / 2.0),
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181 OrthancStone::AffineTransform2D::CreateFlip(flipX, flipY, image.GetWidth(), image.GetHeight()));
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182
4e80b8afd0da numpy in rendering plugin
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183 std::unique_ptr<Orthanc::ImageAccessor> modified;
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184
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185 if (source.GetFormat() == Orthanc::PixelFormat_RGB24)
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186 {
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187 LOG(WARNING) << "Bilinear interpolation for color images is not implemented yet";
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188
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189 modified.reset(new Orthanc::Image(source.GetFormat(), source.GetWidth(), source.GetHeight(), false));
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190 t.Apply(*modified, source, OrthancStone::ImageInterpolation_Nearest, true);
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191 }
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192 else
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193 {
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194 std::unique_ptr<Orthanc::ImageAccessor> converted(parameters.ConvertToFloat(source));
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195
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196 assert(converted.get() != NULL);
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197 modified.reset(new Orthanc::Image(converted->GetFormat(), converted->GetWidth(), converted->GetHeight(), false));
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198 t.Apply(*modified, *converted, OrthancStone::ImageInterpolation_Bilinear, true);
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199 }
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200
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201 assert(modified.get() != NULL);
4e80b8afd0da numpy in rendering plugin
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diff changeset
202
4e80b8afd0da numpy in rendering plugin
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diff changeset
203 std::string answer;
4e80b8afd0da numpy in rendering plugin
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204 Orthanc::NumpyWriter writer;
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205 writer.SetCompressed(compress);
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206 Orthanc::IImageWriter::WriteToMemory(writer, answer, *modified);
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diff changeset
207
1882
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208 OrthancPluginAnswerBuffer(OrthancPlugins::GetGlobalContext(), output,
4e80b8afd0da numpy in rendering plugin
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209 answer.c_str(), answer.size(), "text/plain");
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210 }
4e80b8afd0da numpy in rendering plugin
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diff changeset
211
1877
a2955abe4c2e skeleton for the RenderingPlugin
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parents:
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212
a2955abe4c2e skeleton for the RenderingPlugin
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213 extern "C"
a2955abe4c2e skeleton for the RenderingPlugin
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214 {
a2955abe4c2e skeleton for the RenderingPlugin
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215 ORTHANC_PLUGINS_API int32_t OrthancPluginInitialize(OrthancPluginContext* context)
a2955abe4c2e skeleton for the RenderingPlugin
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216 {
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217 OrthancPlugins::SetGlobalContext(context);
a2955abe4c2e skeleton for the RenderingPlugin
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218
a2955abe4c2e skeleton for the RenderingPlugin
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219 #if ORTHANC_FRAMEWORK_VERSION_IS_ABOVE(1, 7, 2)
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220 Orthanc::Logging::InitializePluginContext(context);
a2955abe4c2e skeleton for the RenderingPlugin
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diff changeset
221 #else
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222 Orthanc::Logging::Initialize(context);
a2955abe4c2e skeleton for the RenderingPlugin
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diff changeset
223 #endif
a2955abe4c2e skeleton for the RenderingPlugin
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diff changeset
224
a2955abe4c2e skeleton for the RenderingPlugin
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diff changeset
225 /* Check the version of the Orthanc core */
a2955abe4c2e skeleton for the RenderingPlugin
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226 if (OrthancPluginCheckVersion(context) == 0)
a2955abe4c2e skeleton for the RenderingPlugin
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diff changeset
227 {
a2955abe4c2e skeleton for the RenderingPlugin
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diff changeset
228 char info[1024];
a2955abe4c2e skeleton for the RenderingPlugin
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diff changeset
229 sprintf(info, "Your version of Orthanc (%s) must be above %d.%d.%d to run this plugin",
a2955abe4c2e skeleton for the RenderingPlugin
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diff changeset
230 context->orthancVersion,
a2955abe4c2e skeleton for the RenderingPlugin
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parents:
diff changeset
231 ORTHANC_PLUGINS_MINIMAL_MAJOR_NUMBER,
a2955abe4c2e skeleton for the RenderingPlugin
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diff changeset
232 ORTHANC_PLUGINS_MINIMAL_MINOR_NUMBER,
a2955abe4c2e skeleton for the RenderingPlugin
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parents:
diff changeset
233 ORTHANC_PLUGINS_MINIMAL_REVISION_NUMBER);
a2955abe4c2e skeleton for the RenderingPlugin
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diff changeset
234 OrthancPluginLogError(context, info);
a2955abe4c2e skeleton for the RenderingPlugin
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diff changeset
235 return -1;
a2955abe4c2e skeleton for the RenderingPlugin
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parents:
diff changeset
236 }
a2955abe4c2e skeleton for the RenderingPlugin
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parents:
diff changeset
237
a2955abe4c2e skeleton for the RenderingPlugin
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
238 try
a2955abe4c2e skeleton for the RenderingPlugin
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diff changeset
239 {
1882
4e80b8afd0da numpy in rendering plugin
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diff changeset
240 OrthancPlugins::RegisterRestCallback<RenderNumpyFrame>("/stone/instances/([^/]+)/frames/([0-9]+)/numpy", true);
1877
a2955abe4c2e skeleton for the RenderingPlugin
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parents:
diff changeset
241 }
a2955abe4c2e skeleton for the RenderingPlugin
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
242 catch (...)
a2955abe4c2e skeleton for the RenderingPlugin
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diff changeset
243 {
a2955abe4c2e skeleton for the RenderingPlugin
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diff changeset
244 OrthancPlugins::LogError("Exception while initializing the Stone Web viewer plugin");
a2955abe4c2e skeleton for the RenderingPlugin
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diff changeset
245 return -1;
a2955abe4c2e skeleton for the RenderingPlugin
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parents:
diff changeset
246 }
a2955abe4c2e skeleton for the RenderingPlugin
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parents:
diff changeset
247
a2955abe4c2e skeleton for the RenderingPlugin
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diff changeset
248 return 0;
a2955abe4c2e skeleton for the RenderingPlugin
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diff changeset
249 }
a2955abe4c2e skeleton for the RenderingPlugin
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parents:
diff changeset
250
a2955abe4c2e skeleton for the RenderingPlugin
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parents:
diff changeset
251
a2955abe4c2e skeleton for the RenderingPlugin
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diff changeset
252 ORTHANC_PLUGINS_API void OrthancPluginFinalize()
a2955abe4c2e skeleton for the RenderingPlugin
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253 {
a2955abe4c2e skeleton for the RenderingPlugin
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parents:
diff changeset
254 }
a2955abe4c2e skeleton for the RenderingPlugin
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parents:
diff changeset
255
a2955abe4c2e skeleton for the RenderingPlugin
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parents:
diff changeset
256
a2955abe4c2e skeleton for the RenderingPlugin
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diff changeset
257 ORTHANC_PLUGINS_API const char* OrthancPluginGetName()
a2955abe4c2e skeleton for the RenderingPlugin
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258 {
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259 return PLUGIN_NAME;
a2955abe4c2e skeleton for the RenderingPlugin
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260 }
a2955abe4c2e skeleton for the RenderingPlugin
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diff changeset
261
a2955abe4c2e skeleton for the RenderingPlugin
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parents:
diff changeset
262
a2955abe4c2e skeleton for the RenderingPlugin
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diff changeset
263 ORTHANC_PLUGINS_API const char* OrthancPluginGetVersion()
a2955abe4c2e skeleton for the RenderingPlugin
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diff changeset
264 {
a2955abe4c2e skeleton for the RenderingPlugin
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265 return PLUGIN_VERSION;
a2955abe4c2e skeleton for the RenderingPlugin
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266 }
a2955abe4c2e skeleton for the RenderingPlugin
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267 }