itkFrameDifferenceVideoFilter.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 itkFrameDifferenceVideoFilter_h
#define itkFrameDifferenceVideoFilter_h

#include "itkVideoToVideoFilter.h"

namespace itk
{

template<typename TInputVideoStream, typename TOutputVideoStream>
class ITK_TEMPLATE_EXPORT FrameDifferenceVideoFilter :
  public VideoToVideoFilter<TInputVideoStream, TOutputVideoStream>
{
public:
  ITK_DISALLOW_COPY_AND_ASSIGN(FrameDifferenceVideoFilter);

  using InputVideoStreamType = TInputVideoStream;
  using OutputVideoStreamType = TOutputVideoStream;
  using Self = FrameDifferenceVideoFilter< InputVideoStreamType,
                                   OutputVideoStreamType >;
  using Superclass = VideoToVideoFilter< InputVideoStreamType,
                              OutputVideoStreamType >;
  using Pointer = SmartPointer< Self >;
  using ConstPointer = SmartPointer< const Self >;
  using ConstWeakPointer = WeakPointer< const Self >;

  using InputFrameType = typename TInputVideoStream::FrameType;
  using InputPixelType = typename InputFrameType::PixelType;
  using InputFrameSpatialRegionType = typename InputFrameType::RegionType;
  using OutputFrameType = typename TOutputVideoStream::FrameType;
  using OutputPixelType = typename OutputFrameType::PixelType;
  using OutputFrameSpatialRegionType = typename OutputFrameType::RegionType;

  itkNewMacro(Self);

  itkTypeMacro(FrameDifferenceVideoFilter, VideoToVideoFilter);

  void SetFrameOffset(SizeValueType numFrames);
  SizeValueType GetFrameOffset();

protected:

  FrameDifferenceVideoFilter();
  ~FrameDifferenceVideoFilter() override = default;

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

  void ThreadedGenerateData(
                const OutputFrameSpatialRegionType& outputRegionForThread,
                int threadId) override;

private:

};  // end class FrameDifferenceVideoFilter

} // end namespace itk

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

#endif