www.pudn.com > PtOpenGuiSourceCode.zip > compress.h

/* 
  Image Compression/Decompression Methods. 
*/ 
#ifndef _MAGICK_COMPRESS_H 
#define _MAGICK_COMPRESS_H 
 
#if defined(__cplusplus) || defined(c_plusplus) 
extern "C" { 
#endif 
 
/* 
  Typedef declaration. 
*/ 
typedef struct _Ascii85Info 
{ 
  long 
    offset, 
    line_break; 
 
  unsigned char 
    buffer[10]; 
} Ascii85Info; 
 
/* 
  Compress methods. 
*/ 
extern MagickExport unsigned int 
  HuffmanDecodeImage(Image *), 
  HuffmanEncodeImage(const ImageInfo *,Image *), 
  LZWEncodeImage(Image *,const size_t,unsigned char *), 
  PackbitsEncodeImage(Image *,const size_t,unsigned char *); 
 
extern MagickExport void 
  Ascii85Encode(Image *,const unsigned long), 
  Ascii85Flush(Image *), 
  Ascii85Initialize(Image *); 
 
#if defined(__cplusplus) || defined(c_plusplus) 
} 
#endif 
 
#endif