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/*=========================================================================
Program: Insight Segmentation & Registration Toolkit
Module: $RCSfile: itkPNGImageIO.h,v $
Language: C++
Date: $Date: 2007-08-13 21:39:37 $
Version: $Revision: 1.26 $
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 __itkPNGImageIO_h
#define __itkPNGImageIO_h
#ifdef _MSC_VER
#pragma warning ( disable : 4786 )
#endif
#include "itkImageIOBase.h"
namespace itk
{
/** \class PNGImageIO
*
* \brief ImageIO object for reading and writing PNG images
*
* \ingroup IOFilters
*
*/
class ITK_EXPORT PNGImageIO : public ImageIOBase
{
public:
/** Standard class typedefs. */
typedef PNGImageIO Self;
typedef ImageIOBase Superclass;
typedef SmartPointer<Self> Pointer;
/** Method for creation through the object factory. */
itkNewMacro(Self);
/** Run-time type information (and related methods). */
itkTypeMacro(PNGImageIO, ImageIOBase);
/** Set/Get the level of compression for the output images.
* 0-9; 0 = none, 9 = maximum. */
itkSetMacro(CompressionLevel, int);
itkGetMacro(CompressionLevel, int);
/*-------- This part of the interface 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);
/** Reads 3D data from multiple files assuming one slice per file. */
virtual void ReadVolume(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*);
/** Writes the spacing and dimentions of the image.
* Assumes SetFileName has been called with a valid file name. */
virtual void WriteImageInformation();
/** Writes the data to disk from the memory buffer provided. Make sure
* that the IORegion has been set properly. */
virtual void Write(const void* buffer);
protected:
PNGImageIO();
~PNGImageIO();
void PrintSelf(std::ostream& os, Indent indent) const;
void WriteSlice(const std::string& fileName, const void* buffer);
/** Determines the level of compression for written files.
* Range 0-9; 0 = none, 9 = maximum , default = 4 */
int m_CompressionLevel;
private:
PNGImageIO(const Self&); //purposely not implemented
void operator=(const Self&); //purposely not implemented
};
} // end namespace itk
#endif // __itkPNGImageIO_h
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