+/*=========================================================================
+ Program: vv http://www.creatis.insa-lyon.fr/rio/vv
+
+ Authors belong to:
+ - University of LYON http://www.universite-lyon.fr/
+ - Léon Bérard cancer center http://www.centreleonberard.fr
+ - CREATIS CNRS laboratory http://www.creatis.insa-lyon.fr
+
+ This software is distributed WITHOUT ANY WARRANTY; without even
+ the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
+ PURPOSE. See the copyright notices for more information.
+
+ It is distributed under dual licence
+
+ - BSD See included LICENSE.txt file
+ - CeCILL-B http://www.cecill.info/licences/Licence_CeCILL-B_V1-en.html
+===========================================================================**/
+#ifndef clitkNVectorImageTo4DImageGenericFilter_txx
+#define clitkNVectorImageTo4DImageGenericFilter_txx
+
+/* =================================================
+ * @file clitkNVectorImageTo4DImageGenericFilter.txx
+ * @author
+ * @date
+ *
+ * @brief
+ *
+ ===================================================*/
+
+#include "itkVectorImageToImageAdaptor.h"
+#include <sstream>
+
+namespace clitk
+{
+
+ //-------------------------------------------------------------------
+ // Update with the number of dimensions
+ //-------------------------------------------------------------------
+ template<unsigned int Dimension>
+ void
+ NVectorImageTo4DImageGenericFilter::UpdateWithDim(std::string PixelType, unsigned int Components)
+ {
+ if (m_Verbose) std::cout << "Image was detected to be "<<Dimension<<"D and "<< PixelType<<"..."<<std::endl;
+
+ if (m_Verbose) std::cout << "Launching filter in "<< Dimension <<"D and 3D float..." << std::endl;
+ UpdateWithDimAndPixelType<Dimension, float >();
+ }
+
+
+ //-------------------------------------------------------------------
+ // Update with the number of dimensions and the pixeltype
+ //-------------------------------------------------------------------
+ template <unsigned int Dimension, class PixelType>
+ void
+ NVectorImageTo4DImageGenericFilter::UpdateWithDimAndPixelType()
+ {
+ // ImageTypes
+ typedef itk::VectorImage<PixelType, Dimension> InputImageType;
+ typedef itk::Image<PixelType, Dimension+1> OutputImageType;
+
+ // Read the input
+ typedef itk::ImageFileReader<InputImageType> InputReaderType;
+ typename InputReaderType::Pointer reader = InputReaderType::New();
+ reader->SetFileName( m_InputFileName);
+ reader->Update();
+ typename InputImageType::Pointer input= reader->GetOutput();
+
+ //Filter
+ typedef itk::VectorImageToImageAdaptor<PixelType, Dimension> ImageAdaptorType;
+ typedef itk::ImageFileWriter<OutputImageType> WriterType;
+ typename ImageAdaptorType::Pointer adaptor = ImageAdaptorType::New();
+ typename OutputImageType::Pointer output = OutputImageType::New();
+ typename WriterType::Pointer writer = WriterType::New();
+
+ adaptor->SetExtractComponentIndex(0);
+ adaptor->SetImage(input);
+ std::string fileName=m_ArgsInfo.output_arg;
+
+ //Create the output
+ typename OutputImageType::IndexType index;
+ index.Fill(0);
+ typename OutputImageType::SizeType size;
+ for (unsigned int pixelDim=0; pixelDim<input->GetNumberOfComponentsPerPixel(); ++pixelDim)
+ {
+ size[pixelDim]=input->GetLargestPossibleRegion().GetSize(pixelDim);
+ }
+ size[Dimension]=input->GetNumberOfComponentsPerPixel();
+ typename OutputImageType::RegionType region;
+ region.SetSize(size);
+ region.SetIndex(index);
+ output->SetRegions(region);
+ output->Allocate();
+ writer->SetInput(output);
+
+ //Copy each channel
+ for (unsigned int pixelDim=0; pixelDim<input->GetNumberOfComponentsPerPixel(); ++pixelDim)
+ {
+ adaptor->SetExtractComponentIndex(pixelDim);
+
+ itk::ImageRegionIterator<InputImageType> imageIterator(input,input->GetLargestPossibleRegion());
+
+ while(!imageIterator.IsAtEnd())
+ {
+ typename OutputImageType::IndexType indexVector;
+ indexVector.Fill(0);
+ for (unsigned int indexDim=0; indexDim<Dimension; ++indexDim)
+ {
+ indexVector[indexDim]=imageIterator.GetIndex().GetElement(indexDim);
+ }
+ indexVector[Dimension]=pixelDim;
+
+ output->SetPixel(indexVector, adaptor->GetPixel(imageIterator.GetIndex()));
+ ++imageIterator;
+ }
+ }
+ // Output
+ writer->SetFileName(fileName);
+ writer->Update();
+ }
+}//end clitk
+
+#endif //#define clitkNVectorImageTo4DImageGenericFilter_txx