itkSliceBySliceImageFilter.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 itkSliceBySliceImageFilter_h
#define itkSliceBySliceImageFilter_h

#include "itkImageToImageFilter.h"

namespace itk
{
template< typename TInputImage,
          typename TOutputImage,
          typename TInputFilter = ImageToImageFilter<
            Image< typename TInputImage::PixelType,  TInputImage::ImageDimension - 1 >,
            Image< typename TOutputImage::PixelType,  TOutputImage ::ImageDimension - 1 > >,
          class TOutputFilter = typename TInputFilter::Superclass,
          class TInternalInputImage = typename TInputFilter::InputImageType,
          class TInternalOutputImage = typename TOutputFilter::OutputImageType >
class ITK_TEMPLATE_EXPORT SliceBySliceImageFilter:
  public ImageToImageFilter< TInputImage, TOutputImage >
{
public:
  ITK_DISALLOW_COPY_AND_ASSIGN(SliceBySliceImageFilter);

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

  using InputImagePointer = typename Superclass::InputImagePointer;

  itkNewMacro(Self);

  itkTypeMacro(SliceBySliceImageFilter, ImageToImageFilter);

  using InputImageType = TInputImage;
  using RegionType = typename TInputImage::RegionType;
  using SizeType = typename TInputImage::SizeType;
  using IndexType = typename TInputImage::IndexType;
  using PixelType = typename TInputImage::PixelType;
  using OffsetType = typename TInputImage::OffsetType;

  using OutputImageType = TOutputImage;
  using OutputPixelType = typename TOutputImage::PixelType;

  using InputFilterType = TInputFilter;
  using OutputFilterType = TOutputFilter;

  using InternalInputImageType = TInternalInputImage;
  using InternalRegionType = typename InternalInputImageType::RegionType;
  using InternalSizeType = typename InternalInputImageType::SizeType;
  using InternalIndexType = typename InternalInputImageType::IndexType;
  using InternalOffsetType = typename InternalInputImageType::OffsetType;
  using InternalInputPixelType = typename InternalInputImageType::PixelType;
  using InternalSpacingType = typename InternalInputImageType::SpacingType;
  using InternalPointType = typename InternalInputImageType::PointType;

  using InternalOutputImageType = TInternalOutputImage;
  using InternalOutputPixelType = typename InternalOutputImageType::PixelType;

  static constexpr unsigned int ImageDimension = TInputImage::ImageDimension;

  static constexpr unsigned int InternalImageDimension = InternalInputImageType::ImageDimension;

  itkSetMacro(Dimension, unsigned int);
  itkGetConstMacro(Dimension, unsigned int);

  void SetFilter(InputFilterType *filter);

  InputFilterType * GetFilter()
  {
    return this->m_InputFilter;
  }

  const InputFilterType * GetFilter() const
  {
    return this->m_InputFilter;
  }

  void SetInputFilter(InputFilterType *filter);
  itkGetModifiableObjectMacro(InputFilter, InputFilterType);

  void SetOutputFilter(OutputFilterType *filter);
  itkGetModifiableObjectMacro(OutputFilter, OutputFilterType);

  itkGetConstMacro(SliceIndex, IndexValueType);

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

  void VerifyInputInformation() ITKv5_CONST override;

  void GenerateData() override;

  void PrintSelf(std::ostream & os, Indent indent) const override;

  void GenerateInputRequestedRegion() override;

private:
  unsigned int m_Dimension;

  typename InputFilterType::Pointer m_InputFilter;

  typename OutputFilterType::Pointer m_OutputFilter;

  IndexValueType m_SliceIndex;
};
}

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

#endif