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/*=========================================================================
*
* Copyright Insight Software Consortium
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0.txt
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*=========================================================================*/
//
#include "itkImageFileReader.h"
#include "itkImageFileWriter.h"
#include "itkFilterWatcher.h"
#include "itkFFTPadImageFilter.h"
#include "itkZeroFluxNeumannBoundaryCondition.h"
#include "itkPeriodicBoundaryCondition.h"
#include "itkConstantBoundaryCondition.h"
int itkFFTPadImageFilterTest( int argc, char * argv[] )
{
if( argc < 5 )
{
std::cerr << "Usage: " << std::endl;
std::cerr << argv[0] << " inputImageFile outputImageFile greatestPrimeFactor padType" << std::endl;
return EXIT_FAILURE;
}
//
// The following code defines the input and output pixel types and their
// associated image types.
//
const unsigned int Dimension = 2;
typedef unsigned char PixelType;
typedef itk::Image< PixelType, Dimension > ImageType;
// readers/writers
typedef itk::ImageFileReader< ImageType > ReaderType;
typedef itk::ImageFileWriter< ImageType > WriterType;
typedef itk::FFTPadImageFilter< ImageType > FFTPadType;
ReaderType::Pointer reader = ReaderType::New();
reader->SetFileName( argv[1] );
itk::ZeroFluxNeumannBoundaryCondition< ImageType > zfnCond;
itk::ConstantBoundaryCondition< ImageType > zeroCond;
itk::PeriodicBoundaryCondition< ImageType > wrapCond;
// Create the filters
FFTPadType::Pointer fftpad = FFTPadType::New();
fftpad->SetInput( reader->GetOutput() );
fftpad->SetSizeGreatestPrimeFactor( atoi( argv[3] ) );
std::string padMethod = argv[4];
if( padMethod == "Mirror")
{
// fftpad->SetBoundaryCondition( &mirrorCond );
}
else if( padMethod == "Zero")
{
fftpad->SetBoundaryCondition( &zeroCond );
}
else if( padMethod == "ZeroFluxNeumann")
{
fftpad->SetBoundaryCondition( &zfnCond );
}
else if( padMethod == "Wrap")
{
fftpad->SetBoundaryCondition( &wrapCond );
}
FilterWatcher watchFFTPad(fftpad,"fftpad");
WriterType::Pointer writer = WriterType::New();
writer->SetInput(fftpad->GetOutput());
writer->SetFileName( argv[2] );
writer->Update();
return EXIT_SUCCESS;
}
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