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annotate UnitTestsSources/FromDcmtkTests.cpp @ 1088:6fd4434c1bcf

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unit tests for encodings
author Sebastien Jodogne <s.jodogne@gmail.com>
date Mon, 04 Aug 2014 19:24:28 +0200
parents 2f76b92addd4
children 5ea0b56e850d
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1 /**
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2 * Orthanc - A Lightweight, RESTful DICOM Store
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3 * Copyright (C) 2012-2014 Medical Physics Department, CHU of Liege,
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4 * Belgium
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5 *
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6 * This program is free software: you can redistribute it and/or
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7 * modify it under the terms of the GNU General Public License as
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8 * published by the Free Software Foundation, either version 3 of the
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9 * License, or (at your option) any later version.
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10 *
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11 * In addition, as a special exception, the copyright holders of this
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12 * program give permission to link the code of its release with the
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13 * OpenSSL project's "OpenSSL" library (or with modified versions of it
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14 * that use the same license as the "OpenSSL" library), and distribute
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15 * the linked executables. You must obey the GNU General Public License
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16 * in all respects for all of the code used other than "OpenSSL". If you
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17 * modify file(s) with this exception, you may extend this exception to
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18 * your version of the file(s), but you are not obligated to do so. If
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19 * you do not wish to do so, delete this exception statement from your
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20 * version. If you delete this exception statement from all source files
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21 * in the program, then also delete it here.
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22 *
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23 * This program is distributed in the hope that it will be useful, but
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24 * WITHOUT ANY WARRANTY; without even the implied warranty of
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25 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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26 * General Public License for more details.
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27 *
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28 * You should have received a copy of the GNU General Public License
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29 * along with this program. If not, see <http://www.gnu.org/licenses/>.
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30 **/
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31
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32
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33 #include "PrecompiledHeadersUnitTests.h"
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34 #include "gtest/gtest.h"
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35
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36 #include "../OrthancServer/FromDcmtkBridge.h"
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37 #include "../OrthancServer/OrthancInitialization.h"
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38 #include "../OrthancServer/DicomModification.h"
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39 #include "../Core/OrthancException.h"
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40 #include "../Core/ImageFormats/ImageBuffer.h"
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41 #include "../Core/ImageFormats/PngReader.h"
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42 #include "../Core/ImageFormats/PngWriter.h"
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43 #include "../Core/Uuid.h"
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44 #include "../Resources/EncodingTests.h"
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45
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46 using namespace Orthanc;
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47
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48 TEST(DicomFormat, Tag)
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49 {
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50 ASSERT_EQ("PatientName", FromDcmtkBridge::GetName(DicomTag(0x0010, 0x0010)));
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51
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52 DicomTag t = FromDcmtkBridge::ParseTag("SeriesDescription");
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53 ASSERT_EQ(0x0008, t.GetGroup());
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54 ASSERT_EQ(0x103E, t.GetElement());
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55
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56 t = FromDcmtkBridge::ParseTag("0020-e040");
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57 ASSERT_EQ(0x0020, t.GetGroup());
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58 ASSERT_EQ(0xe040, t.GetElement());
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59
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60 // Test ==() and !=() operators
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61 ASSERT_TRUE(DICOM_TAG_PATIENT_ID == DicomTag(0x0010, 0x0020));
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62 ASSERT_FALSE(DICOM_TAG_PATIENT_ID != DicomTag(0x0010, 0x0020));
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63 }
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64
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65
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66 TEST(DicomModification, Basic)
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67 {
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68 DicomModification m;
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69 m.SetupAnonymization();
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70 //m.SetLevel(DicomRootLevel_Study);
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71 //m.Replace(DICOM_TAG_PATIENT_ID, "coucou");
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72 //m.Replace(DICOM_TAG_PATIENT_NAME, "coucou");
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73
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74 ParsedDicomFile o;
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75 o.SaveToFile("UnitTestsResults/anon.dcm");
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76
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77 for (int i = 0; i < 10; i++)
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78 {
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79 char b[1024];
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80 sprintf(b, "UnitTestsResults/anon%06d.dcm", i);
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81 std::auto_ptr<ParsedDicomFile> f(o.Clone());
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82 if (i > 4)
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83 o.Replace(DICOM_TAG_SERIES_INSTANCE_UID, "coucou");
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84 m.Apply(*f);
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85 f->SaveToFile(b);
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86 }
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87 }
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88
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89
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90 TEST(DicomModification, Anonymization)
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91 {
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92 const DicomTag privateTag(0x0045, 0x0010);
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93 ASSERT_TRUE(FromDcmtkBridge::IsPrivateTag(privateTag));
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94
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95 ParsedDicomFile o;
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96 o.Replace(DICOM_TAG_PATIENT_NAME, "coucou");
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97 o.Replace(privateTag, "private tag");
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98
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99 std::string s;
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100 ASSERT_TRUE(o.GetTagValue(s, DICOM_TAG_PATIENT_NAME));
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101 ASSERT_FALSE(Toolbox::IsUuid(s));
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102
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103 DicomModification m;
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104 m.SetupAnonymization();
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105 m.Keep(privateTag);
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106
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107 m.Apply(o);
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108
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109 ASSERT_TRUE(o.GetTagValue(s, DICOM_TAG_PATIENT_NAME));
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110 ASSERT_TRUE(Toolbox::IsUuid(s));
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111 ASSERT_TRUE(o.GetTagValue(s, privateTag));
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112 ASSERT_EQ("private tag", s);
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113
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114 m.SetupAnonymization();
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115 m.Apply(o);
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116 ASSERT_FALSE(o.GetTagValue(s, privateTag));
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117 }
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118
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119
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120 #include <dcmtk/dcmdata/dcuid.h>
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121
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122 TEST(DicomModification, Png)
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123 {
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124 // Red dot in http://en.wikipedia.org/wiki/Data_URI_scheme (RGBA image)
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125 std::string s = "data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAUAAAAFCAYAAACNbyblAAAAHElEQVQI12P4//8/w38GIAXDIBKE0DHxgljNBAAO9TXL0Y4OHwAAAABJRU5ErkJggg==";
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126
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127 std::string m, c;
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128 Toolbox::DecodeDataUriScheme(m, c, s);
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129
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130 ASSERT_EQ("image/png", m);
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131 ASSERT_EQ(116, c.size());
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132
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133 std::string cc;
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134 Toolbox::DecodeBase64(cc, c);
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135 PngReader reader;
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136 reader.ReadFromMemory(cc);
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137
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138 ASSERT_EQ(5, reader.GetHeight());
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139 ASSERT_EQ(5, reader.GetWidth());
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140 ASSERT_EQ(PixelFormat_RGBA32, reader.GetFormat());
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141
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142 ParsedDicomFile o;
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143 o.EmbedImage(s);
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144 o.SaveToFile("UnitTestsResults/png1.dcm");
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145
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146 // Red dot, without alpha channel
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147 s = "data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAUAAAAFCAIAAAACDbGyAAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH3gUGDTcIn2+8BgAAACJJREFUCNdj/P//PwMjIwME/P/P+J8BBTAxEOL/R9Lx/z8AynoKAXOeiV8AAAAASUVORK5CYII=";
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148 o.EmbedImage(s);
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149 o.SaveToFile("UnitTestsResults/png2.dcm");
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150
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151 // Check box in Graylevel8
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152 s = "data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAQCAAAAAA6mKC9AAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH3gUGDDcB53FulQAAAElJREFUGNNtj0sSAEEEQ1+U+185s1CtmRkblQ9CZldsKHJDk6DLGLJa6chjh0ooQmpjXMM86zPwydGEj6Ed/UGykkEM8X+p3u8/8LcOJIWLGeMAAAAASUVORK5CYII=";
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153 o.EmbedImage(s);
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154 //o.Replace(DICOM_TAG_SOP_CLASS_UID, UID_DigitalXRayImageStorageForProcessing);
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155 o.SaveToFile("UnitTestsResults/png3.dcm");
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156
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157
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158 {
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159 // Gradient in Graylevel16
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160
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161 ImageBuffer img;
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162 img.SetWidth(256);
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163 img.SetHeight(256);
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164 img.SetFormat(PixelFormat_Grayscale16);
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165
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166 int v = 0;
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167 for (unsigned int y = 0; y < img.GetHeight(); y++)
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168 {
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169 uint16_t *p = reinterpret_cast<uint16_t*>(img.GetAccessor().GetRow(y));
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170 for (unsigned int x = 0; x < img.GetWidth(); x++, p++, v++)
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171 {
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172 *p = v;
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173 }
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174 }
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175
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176 o.EmbedImage(img.GetAccessor());
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177 o.SaveToFile("UnitTestsResults/png4.dcm");
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178 }
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179 }
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180
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181
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182 TEST(Toolbox, Encodings1)
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183 {
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184 for (unsigned int i = 0; i < testEncodingsCount; i++)
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185 {
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186 std::string source(testEncodingsEncoded[i]);
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187 std::string expected(testEncodingsExpected[i]);
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188 std::string s = Toolbox::ConvertToUtf8(source, testEncodings[i]);
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189 ASSERT_EQ(expected, s);
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190 }
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191 }