1 /*------------------------------------------------------------------------=
3 Copyright (c) CREATIS (Centre de Recherche et d'Applications en Traitement de
4 l'Image). All rights reserved. See Doc/License.txt or
5 http://www.creatis.insa-lyon.fr/Public/Gdcm/License.html for details.
7 This software is distributed WITHOUT ANY WARRANTY; without even
8 the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
9 PURPOSE. See the above copyright notices for more information.
11 ------------------------------------------------------------------------=*/
13 #ifndef CLITKIMAGECOMMON_CXX
14 #define CLITKIMAGECOMMON_CXX
17 ------------------------------------------------=
18 * @file clitkImageCommon.cxx
19 * @author David Sarrut <david.sarrut@creatis.insa-lyon.fr>
20 * @date 02 Oct 2007 14:30:47
25 ------------------------------------------------=*/
27 #include "clitkImageCommon.h"
29 //--------------------------------------------------------------------
30 void clitk::ReadImageDimensionAndPixelType(const std::string & filename,
32 std::string & pixeType) {
33 itk::ImageIOBase::Pointer genericReader =
34 itk::ImageIOFactory::CreateImageIO(filename.c_str(), itk::ImageIOFactory::ReadMode);
36 std::cerr << "Image file format unknown while reading " << filename << std::endl;
39 genericReader->SetFileName(filename.c_str());
40 genericReader->ReadImageInformation();
41 pixeType = genericReader->GetComponentTypeAsString(genericReader->GetComponentType());
42 dimension = genericReader->GetNumberOfDimensions();
44 //--------------------------------------------------------------------
47 //--------------------------------------------------------------------
48 void clitk::ReadImageDimensionAndPixelType(const std::string & filename,
50 std::string & pixeType, int & components) {
51 itk::ImageIOBase::Pointer genericReader =
52 itk::ImageIOFactory::CreateImageIO(filename.c_str(), itk::ImageIOFactory::ReadMode);
54 std::cerr << "Image file format unknown while reading " << filename << std::endl;
57 genericReader->SetFileName(filename.c_str());
58 genericReader->ReadImageInformation();
59 pixeType = genericReader->GetComponentTypeAsString(genericReader->GetComponentType());
60 dimension = genericReader->GetNumberOfDimensions();
61 components= genericReader->GetNumberOfComponents();
63 //--------------------------------------------------------------------
65 //--------------------------------------------------------------------
66 // Read a dicom header
67 gdcm::File * clitk::readDicomHeader(const std::string & filename,
70 std::cout << "Reading DICOM <" << filename << ">" << std::endl;
72 gdcm::File *header = new gdcm::File();
73 header->SetFileName(filename);
74 header->SetMaxSizeLoadEntry(16384); // required ?
78 //--------------------------------------------------------------------
80 //--------------------------------------------------------------------
81 itk::ImageIOBase::Pointer clitk::readImageHeader(const std::string & filename) {
82 itk::ImageIOBase::Pointer reader =
83 itk::ImageIOFactory::CreateImageIO(filename.c_str(), itk::ImageIOFactory::ReadMode);
84 if (!reader) return NULL;
85 reader->SetFileName(filename);
86 reader->ReadImageInformation();
89 //--------------------------------------------------------------------
91 //--------------------------------------------------------------------
92 void clitk::printImageHeader(itk::ImageIOBase::Pointer header, std::ostream & os, const int level) {
93 unsigned int dim = header->GetNumberOfDimensions();
94 std::string pixelTypeName = header->GetComponentTypeAsString(header->GetComponentType());
95 std::vector<int> inputSize;
96 std::vector<double> inputSpacing;
97 std::vector<double> inputOrigin;
98 inputSize.resize(dim);
99 inputSpacing.resize(dim);
100 inputOrigin.resize(dim);
101 for(unsigned int i=0; i<dim; i++) {
102 inputSpacing[i] = header->GetSpacing(i);
103 inputSize[i] = header->GetDimensions(i);
104 inputOrigin[i] = header->GetOrigin(i);
107 clitk::GetTypeSizeFromString(header->GetComponentTypeAsString(header->GetComponentType()));
108 unsigned int nbOfComponents = header->GetNumberOfComponents();
111 if (nbOfComponents !=1) os << nbOfComponents << "x" << pixelTypeName;
112 else os << pixelTypeName;
114 for(unsigned int i=0; i< dim-1; i++)
115 os << inputSize[i] << "x";
116 os << inputSize[dim-1]
118 for(unsigned int i=0; i< dim-1; i++)
119 os << inputSpacing[i] << "x";
120 os << inputSpacing[dim-1];
123 os << "Dim = " << dim << "D" << std::endl;
124 os << "PixelType = " << pixelTypeName << std::endl;
125 if (nbOfComponents > 1)
126 os << "Vector = " << nbOfComponents << std::endl;
128 for(unsigned int i=0; i< dim; i++) {
129 os << inputSize[i] << " ";
133 for(unsigned int i=0; i< dim; i++) {
134 os << inputSpacing[i] << " ";
138 os << "# voxels = " << header->GetImageSizeInPixels() << std::endl;
139 os << "Size (mm) = ";
140 for(unsigned int i=0; i< dim; i++) {
141 os << inputSize[i]*inputSpacing[i] << " ";
143 os << "mm" << std::endl;
144 os << "Origin (mm)= ";
145 for(unsigned int i=0; i< dim; i++) {
146 os << inputOrigin[i] << " ";
148 os << "mm" << std::endl;
152 for(unsigned int i=0; i< dim; i++) {
153 vol *= inputSize[i]*inputSpacing[i]/10.0;
155 os << vol << " cc" << std::endl;
156 int mem = header->GetImageSizeInPixels()*pixelSize*nbOfComponents;
157 double memKb = (double)mem/1024.0;
158 double memMb = (double)mem/1024.0/1024.0;
159 double memGb = (double)mem/1024.0/1024.0/1024.0;
160 if (lrint(memKb) <= 0)
161 os << "Memory = " << mem << " bytes" << std::endl;
163 if (lrint(memMb) <= 0)
164 os << "Memory = " << memKb << " Kb (" << mem << " bytes)" << std::endl;
166 if (lrint(memGb) <= 0)
167 os << "Memory = " << memMb << " Mb (" << mem << " bytes)" << std::endl;
169 os << "Memory = " << memGb << " Gb (" << mem << " bytes)" << std::endl;
175 //--------------------------------------------------------------------
177 #endif /* end #define CLITKIMAGECOMMON_CXX */