otbSarDeburstImageFilter.h

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/*
 * Copyright (C) 2005-2022 Centre National d'Etudes Spatiales (CNES)
 *
 * This file is part of Orfeo Toolbox
 *
 *     https://www.orfeo-toolbox.org/
 *
 * 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
 *
 * 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 otbSarDeburstImageFilter_h
#define otbSarDeburstImageFilter_h
 
#include "itkImageToImageFilter.h"
#include "itkSmartPointer.h"
 
namespace otb
{
template <class TImage>
class ITK_EXPORT SarDeburstImageFilter : public itk::ImageToImageFilter<TImage, TImage>
{
public:
  // Standard class typedefs
  typedef SarDeburstImageFilter Self;
  typedef itk::ImageToImageFilter<TImage, TImage> Superclass;
  typedef itk::SmartPointer<Self>       Pointer;
  typedef itk::SmartPointer<const Self> ConstPointer;
 
  itkNewMacro(Self);
  itkTypeMacro(SarDeburstImageFilter, ImageToImageFilter);
 
  typedef TImage                         ImageType;
  typedef typename ImageType::RegionType RegionType;
  typedef typename ImageType::PointType  PointType;
 
  typedef std::pair<unsigned long, unsigned long> RecordType;
  typedef std::vector<RecordType> LinesRecordVectorType;
 
  // Setter
  itkSetMacro(OnlyValidSample, bool);
 
protected:
  // Constructor
  SarDeburstImageFilter();
 
  // Destructor
  virtual ~SarDeburstImageFilter() override{};
 
  // Needs to be re-implemented since size of output is modified
  virtual void GenerateOutputInformation() override;
 
  // Needs to be re-implemented since size of output is modified
  virtual void GenerateInputRequestedRegion() override;
 
  // Actual processing
  virtual void ThreadedGenerateData(const RegionType& outputRegionForThread, itk::ThreadIdType threadId) override;
 
  void ThreadedGenerateDataWithAllSamples(const RegionType& outputRegionForThread, itk::ThreadIdType threadId);
  void ThreadedGenerateDataWithOnlyValidSamples(const RegionType& outputRegionForThread, itk::ThreadIdType threadId);
 
  RegionType OutputRegionToInputRegion(const RegionType& outputRegion) const;
 
private:
  SarDeburstImageFilter(const Self&) = delete;
  void operator=(const Self&) = delete;
 
  // Vector of line records
  LinesRecordVectorType m_LinesRecord;
 
  // Pair for sample valid selection
  RecordType m_SamplesRecord;
 
  bool m_OnlyValidSample;
};
 
} // End namespace otb
 
#ifndef OTB_MANUAL_INSTANTIATION
#include "otbSarDeburstImageFilter.hxx"
#endif
 
 
#endif