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/*=========================================================================
Program: Insight Segmentation & Registration Toolkit
Module: $RCSfile: itkBMPImageIO.h,v $
Language: C++
Date: $Date: 2008-03-02 14:27:29 $
Version: $1.0$
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 __itkBMPImageIO_h
#define __itkBMPImageIO_h
#ifdef _MSC_VER
#pragma warning ( disable : 4786 )
#endif
#include <fstream>
#include "itkImageIOBase.h"
#include <stdio.h>
#include "itkRGBPixel.h"
namespace itk
{
/** \class BMPImageIO
*
* \brief Read BMPImage file format.
*
* \ingroup IOFilters
*
*/
class ITK_EXPORT BMPImageIO : public ImageIOBase
{
public:
/** Standard class typedefs. */
typedef BMPImageIO Self;
typedef ImageIOBase Superclass;
typedef SmartPointer<Self> Pointer;
typedef RGBPixel<unsigned char> RGBPixelType;
/** Method for creation through the object factory. */
itkNewMacro(Self);
/** Run-time type information (and related methods). */
itkTypeMacro(BMPImageIO, Superclass);
/*-------- This part of the interfaces deals with reading data. ----- */
/** Determine the file type. Returns true if this ImageIO can read the
* file specified. */
virtual bool CanReadFile(const char*);
/** Set the spacing and dimension information for the set filename. */
virtual void ReadImageInformation();
/** Reads the data from disk into the memory buffer provided. */
virtual void Read(void* buffer);
/*-------- This part of the interfaces deals with writing data. ----- */
/** Determine the file type. Returns true if this ImageIO can write the
* file specified. */
virtual bool CanWriteFile(const char*);
/** Set the spacing and dimension information for the set filename. */
virtual void WriteImageInformation();
/** Writes the data to disk from the memory buffer provided. Make sure
* that the IORegions has been set properly. */
virtual void Write(const void* buffer);
BMPImageIO();
~BMPImageIO();
void PrintSelf(std::ostream& os, Indent indent) const;
private:
BMPImageIO(const Self&); //purposely not implemented
void operator=(const Self&); //purposely not implemented
void SwapBytesIfNecessary(void* buffer, unsigned long numberOfPixels);
/** This methods ensures that the endianess is respected */
void Write32BitsInteger(unsigned int value);
void Write16BitsInteger(unsigned short value);
std::ifstream m_Ifstream;
std::ofstream m_Ofstream;
long m_BitMapOffset;
bool m_FileLowerLeft;
short m_Depth;
bool m_Allow8BitBMP;
unsigned short m_NumberOfColors;
long m_BMPCompression;
unsigned long m_BMPDataSize;
std::vector<RGBPixelType> m_ColorPalette;
};
} // end namespace itk
#endif // __itkBMPImageIO_h
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