text: /*
   * Copyright (C) 2005-2017 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 otbScalarBufferToImageFileWriter_h
  #define otbScalarBufferToImageFileWriter_h
  
  
  #include "otbVectorImage.h"
  #include "otbImageFileWriter.h"
  
  namespace otb
  {
  /** \class ScalarBufferToImageFileWriter
   *
   * \brief Record an image stored in a buffer.
   *
   * TBufferType is the scalar buffer type, TOutputPixelType is the type in which the image will be recorded.
   * User have to precise the image size, the number of channel will be computed automatically.
   * The SetFilename method precises the image name.
   *
   * \ingroup OTBImageIO
   */
  
  template <class TBufferType, class TOutputPixelType=TBufferType>
  class ITK_EXPORT ScalarBufferToImageFileWriter : public itk::ProcessObject
  {
  public:
  
    typedef ScalarBufferToImageFileWriter    Self;
    typedef itk::ProcessObject    Superclass;
    typedef itk::SmartPointer<Self>       Pointer;
    typedef itk::SmartPointer<const Self> ConstPointer;
  
    /** Method for creation through the object factory. */
    itkNewMacro(Self);
  
    /** Run-time type information (and related methods). */
    itkTypeMacro(ScalarBufferToImageFileWriter, itk::ProcessObject);
  
    /** INput typedefs */
    typedef TBufferType BufferType;
    typedef TOutputPixelType OutputPixelType;
  
    /** Output image type */
    typedef otb::VectorImage<OutputPixelType, 2> ImageType;
    typedef typename ImageType::PixelType PixelType;
    typedef typename ImageType::RegionType       RegionType;
    typedef typename ImageType::SizeType         SizeType;
    typedef typename ImageType::IndexType         IndexType;
  
    /** Writer Type*/
    typedef otb::ImageFileWriter<ImageType> WriterType;
    typedef typename WriterType::Pointer WriterPointer;
  
    /** Filename accessor */
    otbGetObjectMemberMacro(Writer, FileName, std::string);
    otbSetObjectMemberMacro(Writer, FileName, std::string);
  
    /** Size accessors */
    itkGetMacro(ImageSize, SizeType);
    itkSetMacro(ImageSize, SizeType);
  
    /** Number of channels */
    itkGetMacro(NumberOfChannels, unsigned int);
    itkSetMacro(NumberOfChannels, unsigned int);
  
    /** Inverse X spacing accessors. */
    itkGetMacro(InverseXSpacing, bool);
    itkSetMacro(InverseXSpacing, bool);
  
    /** Buffer accessors */
    void SetBuffer( BufferType * pBuff )
    {
         m_Buffer = pBuff;
    }
  
     void GenerateData() override;
  
     void Update() override
     {
       this->GenerateData();
     }
  
  protected:
    ScalarBufferToImageFileWriter();
    ~ScalarBufferToImageFileWriter() override { /* don't call ClearBuffer, user's care */}
    void PrintSelf(std::ostream& os, itk::Indent indent) const override;
  
  private:
  
    ScalarBufferToImageFileWriter(const Self &) = delete;
    void operator =(const Self&) = delete;
  
  
    /** Writer */
    WriterPointer m_Writer;
  
    /** Scalar tab buffer to writer */
    BufferType * m_Buffer;
  
    /**Output image number of channels */
    unsigned int m_NumberOfChannels;
  
    /** Output image size */
    SizeType m_ImageSize;
  
    /** Inverse biffer among X */
    bool m_InverseXSpacing;
  };
  
  } // end namespace otb
  
  #ifndef  OTB_MANUAL_INSTANTIATION
  #include "otbScalarBufferToImageFileWriter.hxx"
  #endif
  
  #endif
  