Mercurial > hg > orthanc
annotate UnitTestsSources/FromDcmtk.cpp @ 800:ecedd89055db
generation of DICOM images from PNG files
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Tue, 06 May 2014 16:33:40 +0200 |
parents | b6d6b65142e8 |
children | 82b07ab959f4 |
rev | line source |
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782 | 1 #include "gtest/gtest.h" |
2 | |
3 #include "../OrthancServer/FromDcmtkBridge.h" | |
4 #include "../OrthancServer/OrthancInitialization.h" | |
786 | 5 #include "../OrthancServer/DicomModification.h" |
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6 #include "../Core/OrthancException.h" |
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7 #include "../Core/ImageFormats/ImageBuffer.h" |
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8 #include "../Core/ImageFormats/PngReader.h" |
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9 #include "../Core/ImageFormats/PngWriter.h" |
782 | 10 |
11 using namespace Orthanc; | |
12 | |
13 TEST(DicomFormat, Tag) | |
14 { | |
15 ASSERT_EQ("PatientName", FromDcmtkBridge::GetName(DicomTag(0x0010, 0x0010))); | |
16 | |
17 DicomTag t = FromDcmtkBridge::ParseTag("SeriesDescription"); | |
18 ASSERT_EQ(0x0008, t.GetGroup()); | |
19 ASSERT_EQ(0x103E, t.GetElement()); | |
20 | |
21 t = FromDcmtkBridge::ParseTag("0020-e040"); | |
22 ASSERT_EQ(0x0020, t.GetGroup()); | |
23 ASSERT_EQ(0xe040, t.GetElement()); | |
24 | |
25 // Test ==() and !=() operators | |
26 ASSERT_TRUE(DICOM_TAG_PATIENT_ID == DicomTag(0x0010, 0x0020)); | |
27 ASSERT_FALSE(DICOM_TAG_PATIENT_ID != DicomTag(0x0010, 0x0020)); | |
28 } | |
29 | |
30 | |
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31 TEST(DicomModification, Basic) |
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32 { |
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33 DicomModification m; |
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34 m.SetupAnonymization(); |
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35 //m.SetLevel(DicomRootLevel_Study); |
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36 //m.Replace(DICOM_TAG_PATIENT_ID, "coucou"); |
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37 //m.Replace(DICOM_TAG_PATIENT_NAME, "coucou"); |
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38 |
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39 ParsedDicomFile o; |
785 | 40 o.SaveToFile("anon.dcm"); |
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41 |
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42 for (int i = 0; i < 10; i++) |
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43 { |
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44 char b[1024]; |
785 | 45 sprintf(b, "anon%06d.dcm", i); |
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46 std::auto_ptr<ParsedDicomFile> f(o.Clone()); |
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47 if (i > 4) |
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48 o.Replace(DICOM_TAG_SERIES_INSTANCE_UID, "coucou"); |
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49 m.Apply(*f); |
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50 f->SaveToFile(b); |
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51 } |
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52 } |
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53 |
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54 |
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55 #include <dcmdata/dcuid.h> |
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56 |
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57 TEST(DicomModification, Png) |
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58 { |
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59 // Red dot in http://en.wikipedia.org/wiki/Data_URI_scheme (RGBA image) |
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60 std::string s = "data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAUAAAAFCAYAAACNbyblAAAAHElEQVQI12P4//8/w38GIAXDIBKE0DHxgljNBAAO9TXL0Y4OHwAAAABJRU5ErkJggg=="; |
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61 |
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62 std::string m, c; |
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63 Toolbox::DecodeDataUriScheme(m, c, s); |
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64 |
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65 ASSERT_EQ("image/png", m); |
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66 ASSERT_EQ(116, c.size()); |
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67 |
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68 std::string cc = Toolbox::DecodeBase64(c); |
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69 |
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70 Toolbox::WriteFile(cc, "/tmp/tata.png"); |
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71 |
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72 PngReader reader; |
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73 reader.ReadFromMemory(cc); |
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74 |
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75 ASSERT_EQ(5, reader.GetHeight()); |
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76 ASSERT_EQ(5, reader.GetWidth()); |
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77 ASSERT_EQ(PixelFormat_RGBA32, reader.GetFormat()); |
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78 |
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79 ParsedDicomFile o; |
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80 o.EmbedImage(s); |
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81 o.SaveToFile("png1.dcm"); |
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82 |
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83 // Red dot, without alpha channel |
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84 s = "data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAUAAAAFCAIAAAACDbGyAAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH3gUGDTcIn2+8BgAAACJJREFUCNdj/P//PwMjIwME/P/P+J8BBTAxEOL/R9Lx/z8AynoKAXOeiV8AAAAASUVORK5CYII="; |
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85 o.EmbedImage(s); |
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86 o.SaveToFile("png2.dcm"); |
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87 |
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88 // Check box in Graylevel8 |
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89 s = "data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAQCAAAAAA6mKC9AAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH3gUGDDcB53FulQAAAElJREFUGNNtj0sSAEEEQ1+U+185s1CtmRkblQ9CZldsKHJDk6DLGLJa6chjh0ooQmpjXMM86zPwydGEj6Ed/UGykkEM8X+p3u8/8LcOJIWLGeMAAAAASUVORK5CYII="; |
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90 o.EmbedImage(s); |
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91 //o.Replace(DICOM_TAG_SOP_CLASS_UID, UID_DigitalXRayImageStorageForProcessing); |
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92 o.SaveToFile("png3.dcm"); |
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93 |
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94 |
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95 { |
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96 // Gradient in Graylevel16 |
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97 |
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98 ImageBuffer img; |
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99 img.SetWidth(256); |
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100 img.SetHeight(256); |
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101 img.SetFormat(PixelFormat_Grayscale16); |
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102 |
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103 int v = 0; |
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104 for (unsigned int y = 0; y < img.GetHeight(); y++) |
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105 { |
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106 uint16_t *p = reinterpret_cast<uint16_t*>(img.GetAccessor().GetRow(y)); |
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107 for (unsigned int x = 0; x < img.GetWidth(); x++, p++, v++) |
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108 { |
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109 *p = v; |
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110 } |
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111 } |
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112 |
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113 o.EmbedImage(img.GetAccessor()); |
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114 o.SaveToFile("png4.dcm"); |
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115 } |
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116 } |