ITK  6.0.0
Insight Toolkit
itkVnlForward1DFFTImageFilter.h
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1/*=========================================================================
2 *
3 * Copyright NumFOCUS
4 *
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at
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12 * distributed under the License is distributed on an "AS IS" BASIS,
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14 * See the License for the specific language governing permissions and
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18#ifndef itkVnlForward1DFFTImageFilter_h
19#define itkVnlForward1DFFTImageFilter_h
20
22#include <complex>
24
25namespace itk
26{
27
36template <typename TInputImage,
37 typename TOutputImage = Image<std::complex<typename TInputImage::PixelType>, TInputImage::ImageDimension>>
38class ITK_TEMPLATE_EXPORT VnlForward1DFFTImageFilter : public Forward1DFFTImageFilter<TInputImage, TOutputImage>
39{
40public:
41 ITK_DISALLOW_COPY_AND_MOVE(VnlForward1DFFTImageFilter);
42
48
49 using InputImageType = typename Superclass::InputImageType;
50 using OutputImageType = typename Superclass::OutputImageType;
52
54 itkNewMacro(Self);
55
57 itkOverrideGetNameOfClassMacro(VnlForward1DFFTImageFilter);
58
59protected:
60 void
61 GenerateData() override;
62
64 ~VnlForward1DFFTImageFilter() override = default;
65
66private:
67};
68
69// Describe whether input/output are real- or complex-valued
70// for factory registration
71template <>
73{
74 template <typename TUnderlying>
75 using InputPixelType = TUnderlying;
76 template <typename TUnderlying>
77 using OutputPixelType = std::complex<TUnderlying>;
78 using FilterDimensions = std::integer_sequence<unsigned int, 4, 3, 2, 1>;
79};
80
81} // end namespace itk
82
83#ifndef ITK_MANUAL_INSTANTIATION
84# include "itkVnlForward1DFFTImageFilter.hxx"
85#endif
86
87#endif
Perform the Fast Fourier Transform, in the forward direction, with real inputs, but only along one di...
Light weight base class for most itk classes.
Perform the FFT along one dimension of an image using Vnl as a backend.
~VnlForward1DFFTImageFilter() override=default
typename Superclass::InputImageType InputImageType
typename Superclass::OutputImageType OutputImageType
typename OutputImageType::RegionType OutputImageRegionType
The "itk" namespace contains all Insight Segmentation and Registration Toolkit (ITK) classes....
std::integer_sequence< unsigned int, 4, 3, 2, 1 > FilterDimensions
Helper defining pixel traits for templated FFT image filters.