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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 itkVnlInverse1DFFTImageFilter_h
#define itkVnlInverse1DFFTImageFilter_h
#include "itkInverse1DFFTImageFilter.h"
#include <complex>
#include "itkFFTImageFilterFactory.h"
namespace itk
{
/** \class VnlInverse1DFFTImageFilter
*
* \brief Perform the FFT along one dimension of an image using Vnl as a
* backend.
*
* \ingroup ITKFFT
* \ingroup FourierTransform
*/
template <typename TInputImage,
typename TOutputImage =
Image<typename NumericTraits<typename TInputImage::PixelType>::ValueType, TInputImage::ImageDimension>>
class ITK_TEMPLATE_EXPORT VnlInverse1DFFTImageFilter : public Inverse1DFFTImageFilter<TInputImage, TOutputImage>
{
public:
ITK_DISALLOW_COPY_AND_MOVE(VnlInverse1DFFTImageFilter);
/** Standard class type alias. */
using Self = VnlInverse1DFFTImageFilter;
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;
/** Method for creation through the object factory. */
itkNewMacro(Self);
/** \see LightObject::GetNameOfClass() */
itkOverrideGetNameOfClassMacro(VnlInverse1DFFTImageFilter);
protected:
void
GenerateData() override;
VnlInverse1DFFTImageFilter() = default;
~VnlInverse1DFFTImageFilter() override = default;
};
// Describe whether input/output are real- or complex-valued
// for factory registration
template <>
struct FFTImageFilterTraits<VnlInverse1DFFTImageFilter>
{
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 "itkVnlInverse1DFFTImageFilter.hxx"
#endif
#endif
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