1 /*=========================================================================
2 Program: vv http://www.creatis.insa-lyon.fr/rio/vv
5 - University of LYON http://www.universite-lyon.fr/
6 - Léon Bérard cancer center http://www.centreleonberard.fr
7 - CREATIS CNRS laboratory http://www.creatis.insa-lyon.fr
9 This software is distributed WITHOUT ANY WARRANTY; without even
10 the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
11 PURPOSE. See the copyright notices for more information.
13 It is distributed under dual licence
15 - BSD See included LICENSE.txt file
16 - CeCILL-B http://www.cecill.info/licences/Licence_CeCILL-B_V1-en.html
17 ===========================================================================**/
19 -------------------------------------------------------------------
20 * @file clitkSplitImageGenericFilter.cxx
21 * @author Joël Schaerer
25 -------------------------------------------------------------------*/
27 #include "clitkSplitImageGenericFilter.h"
28 #include <itkIntensityWindowingImageFilter.h>
29 //--------------------------------------------------------------------
30 clitk::SplitImageGenericFilter::SplitImageGenericFilter():
31 clitk::ImageToImageGenericFilter<Self>("SplitImage")
34 InitializeImageType<3>();
35 InitializeImageType<4>();
37 //--------------------------------------------------------------------
40 //--------------------------------------------------------------------
41 template<unsigned int Dim>
42 void clitk::SplitImageGenericFilter::InitializeImageType()
44 ADD_DEFAULT_IMAGE_TYPES(Dim);
45 //ADD_VEC_IMAGE_TYPE(Dim, 3,float);
47 //--------------------------------------------------------------------
49 //--------------------------------------------------------------------
50 template<class ImageType>
51 void clitk::SplitImageGenericFilter::UpdateWithInputImageType()
55 typedef typename ImageType::PixelType PixelType;
56 typedef itk::Image<PixelType,ImageType::ImageDimension-1> OutputImageType;
57 typename ImageType::Pointer input = this->GetInput<ImageType>(0);
58 typedef itk::ExtractImageFilter<ImageType,OutputImageType> FilterType;
59 typename FilterType::Pointer filter= FilterType::New();
61 filter->SetInput(input);
62 typename ImageType::SizeType size=input->GetLargestPossibleRegion().GetSize();
63 size[mSplitDimension]=0;
64 typename ImageType::RegionType extracted_region;
65 extracted_region.SetSize(size);
66 #if ITK_VERSION_MAJOR >= 4
67 filter->SetDirectionCollapseToSubmatrix();
69 filter->SetExtractionRegion(extracted_region);
72 typename ImageType::IndexType index=input->GetLargestPossibleRegion().GetIndex();
73 std::string base_filename=GetOutputFilename();
74 unsigned int number_of_output_images=input->GetLargestPossibleRegion().GetSize()[mSplitDimension];
75 for (unsigned int i=0; i<number_of_output_images; i++) {
76 std::ostringstream ss;
77 ss << std::setfill('0') << std::setw((int)(log10(double(number_of_output_images))+1)) << i;
78 index[mSplitDimension]=i;
79 extracted_region.SetIndex(index);
80 filter->SetExtractionRegion(extracted_region);
83 typedef itk::Image< unsigned char, ImageType::ImageDimension-1 > OutputPngImageType;
84 typedef itk::IntensityWindowingImageFilter< OutputImageType, OutputPngImageType > CastFilterType;
85 typename CastFilterType::Pointer cast = CastFilterType::New();
86 cast->SetWindowLevel(this->m_Window, this->m_Level);
87 cast->SetInput(filter->GetOutput());
88 SetOutputFilename(base_filename+"_"+ss.str()+".png");
89 SetNextOutput<OutputPngImageType>(cast->GetOutput());
92 SetOutputFilename(base_filename+"_"+ss.str()+".mhd");
93 SetNextOutput<OutputImageType>(filter->GetOutput());
97 //--------------------------------------------------------------------