itkAnalyzeImageIO.h

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

Program:   Insight Segmentation & Registration Toolkit
Module:    $RCSfile: itkAnalyzeImageIO.h,v $
Language:  C++
Date:      $Date: 2004/01/08 00:39:02 $
Version:   $Revision: 1.14 $

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 __itkAnalyzeImageIO_h
#define __itkAnalyzeImageIO_h

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

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

namespace itk
{
class ITK_EXPORT AnalyzeImageIO : public ImageIOBase
{
public:
  typedef AnalyzeImageIO            Self;
  typedef ImageIOBase  Superclass;
  typedef SmartPointer<Self>  Pointer;

  itkNewMacro(Self);

  itkTypeMacro(AnalyzeImageIO, Superclass);

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

  virtual bool CanReadFile(const char* FileNameToRead) ;

  virtual void ReadImageInformation();

  virtual const std::type_info& GetPixelType() const;

  virtual void Read(void* buffer);

  virtual unsigned int GetComponentSize() const;

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

  virtual bool CanWriteFile(const char * FileNameToWrite);

  virtual void WriteImageInformation();

  virtual void Write(const void* buffer);


protected:
  AnalyzeImageIO();
  ~AnalyzeImageIO();
  void PrintSelf(std::ostream& os, Indent indent) const;
private:
  typedef enum {
    ITK_ANALYZE_ORIENTATION_RPS_TRANSVERSE=0,        
    ITK_ANALYZE_ORIENTATION_RIP_CORONAL   =1,        
    ITK_ANALYZE_ORIENTATION_AIR_SAGITTAL  =2,        
    ITK_ANALYZE_ORIENTATION_RAI_TRANSVERSE_FLIPPED=3,
    ITK_ANALYZE_ORIENTATION_RSP_CORONAL_FLIPPED=4,   
    ITK_ANALYZE_ORIENTATION_PIL_SAGITTAL_FLIPPED=5   
  } ValidAnalyzeOrientationFlags;


  AnalyzeImageIO(const Self&); //purposely not implemented
  void operator=(const Self&); //purposely not implemented
  void SwapBytesIfNecessary(void * buffer, unsigned long numberOfPixels);
  void SwapHeaderBytesIfNecessary( struct dsr * const imageheader );

  void  DefineHeaderObjectDataType(void);
#if defined(REORIENT_IMAGES)
  void ReorientIfNecessary(char *p);
  struct ipl_dimensions {
    unsigned int slicestride;
    unsigned int rowstride;
    unsigned int componentstride;
    unsigned int pixelsize;
    //
    // xsize,ysize,zsize == size in each direction in pixesls
    unsigned int xsize;
    unsigned int ysize;
    unsigned int zsize;
  };
  void GetAllDimensions(ipl_dimensions &dim);
  ipl_dimensions m_old_dim,m_new_dim;
#endif

  ImageIOBase::ByteOrder CheckAnalyzeEndian(const struct dsr &temphdr);
  struct dsr m_hdr;
  ImageIOBase::ByteOrder m_MachineByteOrder;
};
extern const char *const ANALYZE_ScanNumber;
extern const char *const ANALYZE_O_MAX;
extern const char *const ANALYZE_O_MIN;
extern const char *const ANALYZE_S_MAX;
extern const char *const ANALYZE_S_MIN;
extern const char *const ANALYZE_CAL_MAX;
extern const char *const ANALYZE_CAL_MIN;
extern const char *const ANALYZE_GLMAX;
extern const char *const ANALYZE_GLMIN;
extern const char *const ANALYZE_AUX_FILE_NAME;
extern const char *const ANALYZE_CALIBRATIONUNITS;

} // end namespace itk

#endif // __itkAnalyzeImageIO_h

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