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/*=========================================================================
Program: Insight Segmentation & Registration Toolkit
Module: $RCSfile: DeformationFieldJacobian.cxx,v $
Language: C++
Date: $Date: 2007-09-07 14:17:42 $
Version: $Revision: 1.4 $
Copyright (c) Insight Software Consortium. All rights reserved.
See ITKCopyright.txt or http://www.itk.org/HTML/Copyright.htm for details.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notices for more information.
=========================================================================*/
#if defined(_MSC_VER)
#pragma warning ( disable : 4786 )
#endif
#include "itkImage.h"
#include "itkImageFileReader.h"
#include "itkImageFileWriter.h"
#include "itkDeformationFieldJacobianDeterminantFilter.h"
int main( int argc, char * argv[] )
{
if( argc < 3 )
{
std::cerr << "Usage: " << std::endl;
std::cerr << argv[0] << " inputImageFile outputImageFile " << std::endl;
return EXIT_FAILURE;
}
// For now, this program runs on 3D deformation fields
typedef itk::Vector<float, 3> InputPixelType;
typedef float OutputPixelType;
typedef itk::Image< InputPixelType, 3 > InputImageType;
typedef itk::Image< OutputPixelType, 3 > OutputImageType;
typedef itk::ImageFileReader< InputImageType > ReaderType;
typedef itk::DeformationFieldJacobianDeterminantFilter<
InputImageType > FilterType;
// Set up deformation field reader
ReaderType::Pointer reader = ReaderType::New();
reader->SetFileName( argv[1] );
// Connect deformation-to-Jacobian filter
FilterType::Pointer filter = FilterType::New();
filter->SetInput( reader->GetOutput() );
// filter->SetUseImageSpacingOn();
filter->Update();
typedef itk::ImageFileWriter< OutputImageType > WriterType;
// Write Jacobian determinant image.
WriterType::Pointer writer = WriterType::New();
writer->SetFileName( argv[2] );
writer->SetInput( filter->GetOutput() );
try
{
writer->Update();
}
catch( itk::ExceptionObject & excp )
{
std::cerr << excp << std::endl;
}
return EXIT_SUCCESS;
}
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