itkNiftiImageIO.h

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/*=========================================================================

Program:   Insight Segmentation & Registration Toolkit
Module:    $RCSfile: itkNiftiImageIO.h,v $
Language:  C++
Date:      $Date: 2007/09/22 10:07:51 $
Version:   $Revision: 1.9 $

Copyright (c) Insight Software Consortium. All rights reserved.
See ITKCopyright.txt or http://www.itk.org/HTML/Copyright.htm for details.

This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE.  See the above copyright notices for more information.

=========================================================================*/

#ifndef __itkNiftiImageIO_h
#define __itkNiftiImageIO_h

#ifdef _MSC_VER
#pragma warning ( disable : 4786 )
#endif

#include <fstream>
#include "itkImageIOBase.h"
#include <nifti1_io.h>

namespace itk
{

class ITK_EXPORT NiftiImageIO : public ImageIOBase
{
public:
  typedef NiftiImageIO       Self;
  typedef ImageIOBase        Superclass;
  typedef SmartPointer<Self> Pointer;

  itkNewMacro(Self);

  itkTypeMacro(NiftiImageIO, Superclass);

  /*-------- This part of the interfaces deals with reading data. ----- */

  virtual bool CanReadFile(const char* FileNameToRead);

  virtual void ReadImageInformation();

  virtual void Read(void* buffer);

  /*-------- This part of the interfaces deals with writing data. ----- */

  virtual bool CanWriteFile(const char * FileNameToWrite);

  virtual void WriteImageInformation();

  virtual void Write(const void* buffer);

  virtual ImageIORegion 
  GenerateStreamableReadRegionFromRequestedRegion( const ImageIORegion & requestedRegion ) const;

protected:
  NiftiImageIO();
  ~NiftiImageIO();
  void PrintSelf(std::ostream& os, Indent indent) const;
private:
  bool  MustRescale();
  void  DefineHeaderObjectDataType();
  void  SetNIfTIOrientationFromImageIO(int origdims, int dims);
  void  SetImageIOOrientationFromNIfTI(int dims);
  typedef enum {

  } ValidNiftiOrientationFlags;

  nifti_image *     m_NiftiImage;
  double            m_RescaleSlope;
  double            m_RescaleIntercept;
  IOComponentType   m_OnDiskComponentType;

  NiftiImageIO(const Self&); //purposely not implemented
  void operator=(const Self&); //purposely not implemented
};

} // end namespace itk

#endif // __itkNiftiImageIO_h

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