itkPocketFFTInverse1DFFTImageFilter.h

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/*=========================================================================
 *
 *  Copyright NumFOCUS
 *
 *  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
 *
 *         https://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.
 *
 *=========================================================================*/
#ifndef itkPocketFFTInverse1DFFTImageFilter_h
#define itkPocketFFTInverse1DFFTImageFilter_h
 
#include "itkInverse1DFFTImageFilter.h"
#include <complex>
 
#include "itkFFTImageFilterFactory.h"
 
namespace itk
{

template <typename TInputImage,
          typename TOutputImage =
            Image<typename NumericTraits<typename TInputImage::PixelType>::ValueType, TInputImage::ImageDimension>>
class ITK_TEMPLATE_EXPORT PocketFFTInverse1DFFTImageFilter : public Inverse1DFFTImageFilter<TInputImage, TOutputImage>
{
public:
  ITK_DISALLOW_COPY_AND_MOVE(PocketFFTInverse1DFFTImageFilter);

  using Self = PocketFFTInverse1DFFTImageFilter;
  using Superclass = Inverse1DFFTImageFilter<TInputImage, TOutputImage>;
  using Pointer = SmartPointer<Self>;
  using ConstPointer = SmartPointer<const Self>;
 
  using InputImageType = typename Superclass::InputImageType;
  using OutputImageType = typename Superclass::OutputImageType;
  using OutputImageRegionType = typename OutputImageType::RegionType;

  itkNewMacro(Self);

  itkOverrideGetNameOfClassMacro(PocketFFTInverse1DFFTImageFilter);
 
protected:
  void
  GenerateData() override;
 
  PocketFFTInverse1DFFTImageFilter() = default;
  ~PocketFFTInverse1DFFTImageFilter() override = default;
};
 
 
// Describe whether input/output are real- or complex-valued
// for factory registration
template <>
struct FFTImageFilterTraits<PocketFFTInverse1DFFTImageFilter>
{
  template <typename TUnderlying>
  using InputPixelType = std::complex<TUnderlying>;
  template <typename TUnderlying>
  using OutputPixelType = TUnderlying;
  using FilterDimensions = std::integer_sequence<unsigned int, 4, 3, 2, 1>;
};
 
} // end namespace itk
 
#ifndef ITK_MANUAL_INSTANTIATION
#  include "itkPocketFFTInverse1DFFTImageFilter.hxx"
#endif
 
#endif