otbOGRLayerStreamStitchingFilter.h

Go to the documentation of this file.

/*
 * 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 otbOGRLayerStreamStitchingFilter_h
#define otbOGRLayerStreamStitchingFilter_h
 
#include "otbOGRDataSourceWrapper.h"
#include "otbMacro.h"
 
#include "itkProgressReporter.h"
 
#include <algorithm>
 
namespace otb
{
 
template <class TInputImage>
class ITK_EXPORT OGRLayerStreamStitchingFilter : public itk::ProcessObject
{
public:
  typedef OGRLayerStreamStitchingFilter Self;
  typedef itk::ProcessObject            Superclass;
  typedef itk::SmartPointer<Self>       Pointer;
  typedef itk::SmartPointer<const Self> ConstPointer;
 
  typedef TInputImage                          InputImageType;
  typedef typename InputImageType::PixelType   InputPixelType;
  typedef typename InputImageType::IndexType   InputIndexType;
  typedef typename InputImageType::SizeType    SizeType;
  typedef typename InputImageType::RegionType  RegionType;
  typedef typename InputImageType::SpacingType SpacingType;
  typedef typename InputImageType::PointType   OriginType;
  typedef typename InputImageType::IndexType   IndexType;
 
  typedef ogr::Layer   OGRLayerType;
  typedef ogr::Feature OGRFeatureType;
 
  using Superclass::SetInput;
  virtual void SetInput(const InputImageType* input);
 
  virtual const InputImageType* GetInput(void);
 
  itkNewMacro(Self);
 
  itkTypeMacro(OGRLayerStreamStitchingFilter, ProcessObject);
 
  void SetOGRLayer(const OGRLayerType& ogrLayer);
 
  const OGRLayerType& GetOGRLayer(void) const;
 
  itkSetMacro(StreamSize, SizeType);
 
  itkGetMacro(StreamSize, SizeType);
 
  void GenerateData() override;
 
protected:
  OGRLayerStreamStitchingFilter();
  ~OGRLayerStreamStitchingFilter() override
  {
  }
 
  struct FusionStruct
  {
    unsigned int indStream1;
    unsigned int indStream2;
    double       overlap;
  };
  struct FeatureStruct
  {
    FeatureStruct(OGRFeatureDefn& defn) : feat(defn), fusioned(false)
    {
    }
    OGRFeatureType feat;
    bool           fusioned;
  };
  struct SortFeatureStruct
  {
    bool operator()(FusionStruct f1, FusionStruct f2)
    {
      return (f1.overlap > f2.overlap);
    }
  } SortFeature;
 
  void ProcessStreamingLine(bool line, itk::ProgressReporter& progress);
 
  double GetLengthOGRGeometryCollection(OGRGeometryCollection* intersection);
 
private:
  OGRLayerStreamStitchingFilter(const Self&) = delete;
  void operator=(const Self&) = delete;
 
  SizeType     m_StreamSize{0,0};
  unsigned int m_Radius;
  OGRLayerType m_OGRLayer;
};
 
 
} // end namespace otb
 
#ifndef OTB_MANUAL_INSTANTIATION
#include "otbOGRLayerStreamStitchingFilter.hxx"
#endif
 
#endif