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DESKTOP-P4IRLQG\mkazh
40 lines
1.0 KiB
C++
40 lines
1.0 KiB
C++
#ifndef PNG_INCLUDED
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#define PNG_INCLUDED
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#ifdef _WIN32
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#include "PNG/png.h"
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#else // !_WIN32
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#include <png.h>
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#endif // _WIN32
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struct PNGReader : public ImageReader
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{
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PNGReader( const char* fileName , unsigned int& width , unsigned int& height , unsigned int& channels );
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~PNGReader( void );
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unsigned int nextRow( unsigned char* row );
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static bool GetInfo( const char* fileName , unsigned int& width , unsigned int& height , unsigned int& channels );
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protected:
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png_structp _png_ptr;
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png_infop _info_ptr;
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png_infop _end_info ;
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FILE* _fp;
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unsigned char* _scratchRow;
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unsigned int _currentRow;
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};
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struct PNGWriter : public ImageWriter
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{
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PNGWriter( const char* fileName , unsigned int width , unsigned int height , unsigned int channels , unsigned int quality=100 );
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~PNGWriter( void );
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unsigned int nextRow( const unsigned char* row );
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unsigned int nextRows( const unsigned char* rows , unsigned int rowNum );
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protected:
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FILE* _fp;
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png_structp _png_ptr;
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png_infop _info_ptr;
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unsigned int _currentRow;
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};
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#include "PNG.inl"
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#endif //PNG_INCLUDED
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