itkHalfToFullHermitianImageFilter.h

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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.
 *
 *=========================================================================*/
#ifndef itkHalfToFullHermitianImageFilter_h
#define itkHalfToFullHermitianImageFilter_h

#include "itkImageToImageFilter.h"
#include "itkSimpleDataObjectDecorator.h"

namespace itk
{
template< typename TInputImage >
class ITK_TEMPLATE_EXPORT HalfToFullHermitianImageFilter :
    public ImageToImageFilter< TInputImage, TInputImage >
{
public:
  ITK_DISALLOW_COPY_AND_ASSIGN(HalfToFullHermitianImageFilter);

  using InputImageType = TInputImage;
  using InputImagePixelType = typename InputImageType::PixelType;
  using InputImageIndexType = typename InputImageType::IndexType;
  using InputImageIndexValueType = typename InputImageType::IndexValueType;
  using InputImageSizeType = typename InputImageType::SizeType;
  using InputImageSizeValueType = typename InputImageType::SizeValueType;
  using InputImageRegionType = typename InputImageType::RegionType;
  using OutputImageType = TInputImage;
  using OutputImagePixelType = typename OutputImageType::PixelType;
  using OutputImageIndexType = typename OutputImageType::IndexType;
  using OutputImageIndexValueType = typename OutputImageType::IndexValueType;
  using OutputImageSizeType = typename OutputImageType::SizeType;
  using OutputImageSizeValueType = typename OutputImageType::SizeValueType;
  using OutputImageRegionType = typename OutputImageType::RegionType;

  using Self = HalfToFullHermitianImageFilter;
  using Superclass = ImageToImageFilter< TInputImage, TInputImage >;
  using Pointer = SmartPointer< Self >;
  using ConstPointer = SmartPointer< const Self >;

  itkNewMacro(Self);

  itkTypeMacro(HalfToFullHermitianImageFilter,
               ImageToImageFilter);

  static constexpr unsigned int ImageDimension = TInputImage::ImageDimension;

  itkSetGetDecoratedInputMacro(ActualXDimensionIsOdd, bool);
  itkBooleanMacro(ActualXDimensionIsOdd);

protected:
  HalfToFullHermitianImageFilter();
  ~HalfToFullHermitianImageFilter() override = default;

  void DynamicThreadedGenerateData(const OutputImageRegionType & outputRegionForThread) override;


  void GenerateOutputInformation() override;

  void GenerateInputRequestedRegion() override;
};
} // end namespace itk

#ifndef ITK_MANUAL_INSTANTIATION
#include "itkHalfToFullHermitianImageFilter.hxx"
#endif

#endif // itkHalfToFullHermitianImageFilter_h