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itkPNGImageIO.h

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00001 /*=========================================================================
00002 
00003   Program:   Insight Segmentation & Registration Toolkit
00004   Module:    $RCSfile: itkPNGImageIO.h,v $
00005   Language:  C++
00006   Date:      $Date: 2004/05/14 15:12:37 $
00007   Version:   $Revision: 1.22 $
00008 
00009   Copyright (c) Insight Software Consortium. All rights reserved.
00010   See ITKCopyright.txt or http://www.itk.org/HTML/Copyright.htm for details.
00011 
00012      This software is distributed WITHOUT ANY WARRANTY; without even 
00013      the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR 
00014      PURPOSE.  See the above copyright notices for more information.
00015 
00016 =========================================================================*/
00017 #ifndef __itkPNGImageIO_h
00018 #define __itkPNGImageIO_h
00019 
00020 #ifdef _MSC_VER
00021 #pragma warning ( disable : 4786 )
00022 #endif
00023 
00024 #include "itkImageIOBase.h"
00025 
00026 namespace itk
00027 {
00028 
00029 /* \brief ImageIO object for reading and writing PNG images
00030  *
00031  * \ingroup IOFilters
00032  *
00033  */
00034 class ITK_EXPORT PNGImageIO : public ImageIOBase
00035 {
00036 public:
00038   typedef PNGImageIO            Self;
00039   typedef ImageIOBase  Superclass;
00040   typedef SmartPointer<Self>  Pointer;
00041   
00043   itkNewMacro(Self);
00044 
00046   itkTypeMacro(PNGImageIO, ImageIOBase);
00047 
00050   itkSetMacro(CompressionLevel, int);
00051   itkGetMacro(CompressionLevel, int);
00052 
00053   /*-------- This part of the interface deals with reading data. ------ */
00054 
00057   virtual bool CanReadFile(const char*);
00058   
00060   virtual void ReadImageInformation();
00061   
00063   virtual void Read(void* buffer);
00064 
00066   virtual void ReadVolume(void* buffer);
00067 
00068   /*-------- This part of the interfaces deals with writing data. ----- */
00069 
00072   virtual bool CanWriteFile(const char*);
00073 
00076   virtual void WriteImageInformation();
00077 
00080   virtual void Write(const void* buffer);
00081 
00082 protected:
00083   PNGImageIO();
00084   ~PNGImageIO();
00085   void PrintSelf(std::ostream& os, Indent indent) const;
00086 
00087   void WriteSlice(std::string& fileName, const void* buffer);
00088 
00091   int m_CompressionLevel;
00092 
00093 private:
00094   PNGImageIO(const Self&); //purposely not implemented
00095   void operator=(const Self&); //purposely not implemented
00096 
00097 
00098 };
00099 
00100 } // end namespace itk
00101 
00102 #endif // __itkPNGImageIO_h
00103 

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