Search  

---

C:/temp/src/j2k/LZH/LZHMacro.hpp File Reference

Go to the source code of this file.

Defines
#define	BYTE   unsigned char
#define	INT16   signed short
#define	INT32   signed long
#define	UINT16   unsigned short
#define	UINT32   unsigned long
#define	min(a, b)   ( (a) < (b) ? (a) : (b) )
#define	max(a, b)   ( (a) > (b) ? (a) : (b) )
#define	ROTL(x, y)   ( ( (x) << (y) ) | ( (x) >> (32-(y)) ) )
#define	LZMIN   4
#define	LZBUFBITS   16
#define	LZMATCH   5
#define	LZSLOWHASH
#define	LZTABLEBITS   15
#define	LZOVERLAP
#define	LZBACKWARDMATCH
#define	LZLAZYMATCH
#define	LZSKIPHASH   1024
#define	HUFFRECALCLEN   4096
#define	LZTABLESIZE   (1<<(LZTABLEBITS))
#define	LZBUFSIZE   (1<<(LZBUFBITS))
#define	LZPOS   UINT32
#define	LZBUFMASK   ( (LZBUFSIZE) - 1 )
#define	LZTABLEINT   UINT16
#define	LZHASH   UINT32
#define	HUFFINT   INT16
#define	HUFFUINT   UINT16
#define	NHUFFSYMBOLS   ( 256 + 16 + 2 )
#define	LZHASHSHIFT   5
#define	UPDATE_HASH(hash, c)
#define	UPDATE_HASH_EX(hash, src)
#define	HASH_POS(hash)   ((( (hash) * 214013 + 2531011) >> (32-LZTABLEBITS)) )
#define	HUFFRECALCSTAT(s)   ( (s) >> 1 )
Typedefs
typedef unsigned short	LZTableItem

---

Define Documentation

#define BYTE   unsigned char

Definition at line 5 of file LZHMacro.hpp.

#define HASH_POS (  hash    )     ((( (hash) * 214013 + 2531011) >> (32-LZTABLEBITS)) )

Definition at line 99 of file LZHMacro.hpp. Referenced by LZHLCompressor::_updateTable(), and LZHLCompressor::compress().

#define HUFFINT   INT16

Definition at line 77 of file LZHMacro.hpp.

#define HUFFRECALCLEN   4096

Definition at line 59 of file LZHMacro.hpp.

#define HUFFRECALCSTAT (  s    )     ( (s) >> 1 )

Definition at line 111 of file LZHMacro.hpp. Referenced by HuffStat::makeSortedTmp().

#define HUFFUINT   UINT16

Definition at line 78 of file LZHMacro.hpp.

#define INT16   signed short

Definition at line 9 of file LZHMacro.hpp.

#define INT32   signed long

Definition at line 13 of file LZHMacro.hpp.

#define LZBACKWARDMATCH

Definition at line 55 of file LZHMacro.hpp.

#define LZBUFBITS   16

Definition at line 44 of file LZHMacro.hpp.

#define LZBUFMASK   ( (LZBUFSIZE) - 1 )

Definition at line 69 of file LZHMacro.hpp.

#define LZBUFSIZE   (1<<(LZBUFBITS))

Definition at line 65 of file LZHMacro.hpp.

#define LZHASH   UINT32

Definition at line 74 of file LZHMacro.hpp.

#define LZHASHSHIFT   5

Definition at line 84 of file LZHMacro.hpp.

#define LZLAZYMATCH

Definition at line 56 of file LZHMacro.hpp.

#define LZMATCH   5

Definition at line 48 of file LZHMacro.hpp.

#define LZMIN   4

Definition at line 39 of file LZHMacro.hpp.

#define LZOVERLAP

Definition at line 54 of file LZHMacro.hpp.

#define LZPOS   UINT32

Definition at line 68 of file LZHMacro.hpp.

#define LZSKIPHASH   1024

Definition at line 57 of file LZHMacro.hpp.

#define LZSLOWHASH

Definition at line 50 of file LZHMacro.hpp.

#define LZTABLEBITS   15

Definition at line 51 of file LZHMacro.hpp.

#define LZTABLEINT   UINT16

Definition at line 71 of file LZHMacro.hpp.

#define LZTABLESIZE   (1<<(LZTABLEBITS))

Definition at line 64 of file LZHMacro.hpp.

#define NHUFFSYMBOLS   ( 256 + 16 + 2 )

Definition at line 79 of file LZHMacro.hpp.

#define ROTL (  x, y    )     ( ( (x) << (y) ) | ( (x) >> (32-(y)) ) )

Definition at line 36 of file LZHMacro.hpp.

#define UINT16   unsigned short

Definition at line 17 of file LZHMacro.hpp.

#define UINT32   unsigned long

Definition at line 21 of file LZHMacro.hpp.

#define UPDATE_HASH (  hash, c    )

Value: { \ hash ^= (c); \ hash = ROTL( hash, LZHASHSHIFT ); \ } Definition at line 86 of file LZHMacro.hpp. Referenced by _calcHash(), LZHLCompressor::_updateTable(), and LZHLCompressor::compress().

#define UPDATE_HASH_EX (  hash, src    )

Value: { \ hash ^= ROTL( (src)[ 0 ], LZHASHSHIFT * LZMATCH ); \ hash ^= (src)[ LZMATCH ]; \ hash = ROTL( hash, LZHASHSHIFT ); \ } Definition at line 92 of file LZHMacro.hpp. Referenced by LZHLCompressor::_updateTable(), and LZHLCompressor::compress().

#define max (  a, b    )     ( (a) > (b) ? (a) : (b) )

Definition at line 29 of file LZHMacro.hpp. Referenced by smatrix::operator *(), smatrix::operator+(), smatrix::const_svector_ref::operator+(), smatrix::operator-(), smatrix::const_svector_ref::operator-(), svAddEq(), and smatrix::svMultiply().

#define min (  a, b    )     ( (a) < (b) ? (a) : (b) )

Definition at line 25 of file LZHMacro.hpp. Referenced by LZHLCompressor::compress(), lzhl_recv(), svAddEq(), and smatrix::svMultiply().

---

Typedef Documentation

typedef unsigned short LZTableItem

Definition at line 72 of file LZHMacro.hpp.

---