ITK  5.4.0
Insight Toolkit
itkHalfHermitianToRealInverseFFTImageFilter.h
Go to the documentation of this file.
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
8  *
9  * https://www.apache.org/licenses/LICENSE-2.0.txt
10  *
11  * Unless required by applicable law or agreed to in writing, software
12  * distributed under the License is distributed on an "AS IS" BASIS,
13  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14  * See the License for the specific language governing permissions and
15  * limitations under the License.
16  *
17  *=========================================================================*/
18 #ifndef itkHalfHermitianToRealInverseFFTImageFilter_h
19 #define itkHalfHermitianToRealInverseFFTImageFilter_h
20 
21 #include "itkImageToImageFilter.h"
22 #include "itkMacro.h"
24 
25 namespace itk
26 {
55 template <typename TInputImage,
56  typename TOutputImage = Image<typename TInputImage::PixelType::value_type, TInputImage::ImageDimension>>
58  : public ImageToImageFilter<TInputImage, TOutputImage>
59 
60 {
61 public:
62  ITK_DISALLOW_COPY_AND_MOVE(HalfHermitianToRealInverseFFTImageFilter);
63 
65  using InputImageType = TInputImage;
66  using InputPixelType = typename InputImageType::PixelType;
67  using OutputImageType = TOutputImage;
68  using OutputPixelType = typename OutputImageType::PixelType;
69 
74 
75  static constexpr unsigned int ImageDimension = InputImageType::ImageDimension;
76 
78  itkOverrideGetNameOfClassMacro(HalfHermitianToRealInverseFFTImageFilter);
79 
84  itkFactoryOnlyNewMacro(Self);
85 
87  itkSetGetDecoratedInputMacro(ActualXDimensionIsOdd, bool);
88  itkBooleanMacro(ActualXDimensionIsOdd);
91  /* Return the preferred greatest prime factor supported for the input image
92  * size. Defaults to 2 as many implementations work only for sizes that are
93  * power of 2.
94  */
95  virtual SizeValueType
96  GetSizeGreatestPrimeFactor() const;
97 
98 protected:
100  ~HalfHermitianToRealInverseFFTImageFilter() override = default;
101 
104  void
105  GenerateOutputInformation() override;
106 
108  void
109  GenerateInputRequestedRegion() override;
110 
113  void
114  EnlargeOutputRequestedRegion(DataObject * itkNotUsed(output)) override;
115 };
116 } // end namespace itk
117 
118 #ifndef ITK_MANUAL_INSTANTIATION
119 # include "itkHalfHermitianToRealInverseFFTImageFilter.hxx"
120 #endif
121 
122 #ifdef ITK_FFTIMAGEFILTERINIT_FACTORY_REGISTER_MANAGER
123 # include "itkFFTImageFilterInitFactoryRegisterManager.h"
124 #endif
125 
126 #endif
itk::SmartPointer< Self >
itk::HalfHermitianToRealInverseFFTImageFilter::InputPixelType
typename InputImageType::PixelType InputPixelType
Definition: itkHalfHermitianToRealInverseFFTImageFilter.h:66
itk::HalfHermitianToRealInverseFFTImageFilter::OutputPixelType
typename OutputImageType::PixelType OutputPixelType
Definition: itkHalfHermitianToRealInverseFFTImageFilter.h:68
itk::ImageToImageFilter
Base class for filters that take an image as input and produce an image as output.
Definition: itkImageToImageFilter.h:108
itk::ImageSource
Base class for all process objects that output image data.
Definition: itkImageSource.h:67
itkMacro.h
itk::ImageToImageFilter::InputImageType
TInputImage InputImageType
Definition: itkImageToImageFilter.h:129
itkImageToImageFilter.h
itk
The "itk" namespace contains all Insight Segmentation and Registration Toolkit (ITK) classes....
Definition: itkAnnulusOperator.h:24
itk::ProcessObject
The base class for all process objects (source, filters, mappers) in the Insight data processing pipe...
Definition: itkProcessObject.h:139
itkSimpleDataObjectDecorator.h
itk::HalfHermitianToRealInverseFFTImageFilter
Base class for specialized complex-to-real inverse Fast Fourier Transform.
Definition: itkHalfHermitianToRealInverseFFTImageFilter.h:57
itk::SizeValueType
unsigned long SizeValueType
Definition: itkIntTypes.h:83
itk::ImageSource::OutputImageType
TOutputImage OutputImageType
Definition: itkImageSource.h:90
itk::DataObject
Base class for all data objects in ITK.
Definition: itkDataObject.h:293