otbImportImageFilter.h

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/*
 * Copyright (C) 1999-2011 Insight Software Consortium
 * Copyright (C) 2005-2024 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 otbImportImageFilter_h
#define otbImportImageFilter_h
 
#include "itkImageSource.h"
 
namespace otb
{
 
template <typename TOutputImageType>
class ITK_EXPORT ImportImageFilter : public itk::ImageSource<TOutputImageType>
{
public:
  typedef TOutputImageType                      OutputImageType;
  typedef typename OutputImageType::Pointer     OutputImagePointer;
  typedef typename OutputImageType::SpacingType SpacingType;
  typedef typename OutputImageType::PointType   OriginType;
 
  typedef ImportImageFilter                 Self;
  typedef itk::ImageSource<OutputImageType> Superclass;
  typedef itk::SmartPointer<Self>           Pointer;
  typedef itk::SmartPointer<const Self>     ConstPointer;
 
  itkNewMacro(Self);
 
  itkTypeMacro(ImportImageFilter, itk::ImageSource);
 
  typedef itk::Index<OutputImageType::ImageDimension> IndexType;
 
  typedef itk::Size<OutputImageType::ImageDimension> SizeType;
 
  typedef itk::ImageRegion<OutputImageType::ImageDimension> RegionType;
 
  typedef typename OutputImageType::PixelType TPixel;
 
  TPixel* GetImportPointer();
 
  void SetImportPointer(TPixel* ptr, unsigned long num, bool LetFilterManageMemory);
 
  void SetRegion(const RegionType& region)
  {
    if (m_Region != region)
    {
      m_Region = region;
      this->Modified();
    }
  }
 
  const RegionType& GetRegion() const
  {
    return m_Region;
  }
 
  itkSetVectorMacro(Spacing, const double, OutputImageType::ImageDimension);
  itkSetVectorMacro(Spacing, const float, OutputImageType::ImageDimension);
 
  itkGetVectorMacro(Spacing, const double, OutputImageType::ImageDimension);
  void SetSpacing(const SpacingType& spacing);
 
  itkSetVectorMacro(Origin, const double, OutputImageType::ImageDimension);
  itkSetVectorMacro(Origin, const float, OutputImageType::ImageDimension);
  void SetOrigin(const OriginType& origin);
 
  itkGetVectorMacro(Origin, const double, OutputImageType::ImageDimension);
 
  typedef itk::Matrix<double, OutputImageType::ImageDimension, OutputImageType::ImageDimension> DirectionType;
 
  virtual void SetDirection(const DirectionType direction);
 
  itkGetConstReferenceMacro(Direction, DirectionType);
 
protected:
  ImportImageFilter();
  ~ImportImageFilter() override;
  void PrintSelf(std::ostream& os, itk::Indent indent) const override;
 
  void GenerateData() override;
 
  void GenerateOutputInformation() override;
 
  void EnlargeOutputRequestedRegion(itk::DataObject* output) override;
 
private:
  ImportImageFilter(const ImportImageFilter&) = delete;
  void operator=(const ImportImageFilter&) = delete;
 
  RegionType    m_Region;
  double        m_Spacing[OutputImageType::ImageDimension];
  double        m_Origin[OutputImageType::ImageDimension];
  DirectionType m_Direction;
 
  TPixel*       m_ImportPointer;
  bool          m_FilterManageMemory;
  unsigned long m_Size;
};
 
} // end namespace otb
 
#ifndef OTB_MANUAL_INSTANTIATION
#include "otbImportImageFilter.hxx"
#endif
 
#endif