Ppmd7.c File Reference

#include "Precomp.h"
#include <string.h>
#include "Ppmd7.h"

Data Structures
union	CPpmd7_Node_Union

Macros
#define	MAX_FREQ   124
#define	UNIT_SIZE   12
#define	U2B(nu)
#define	U2I(nu)
#define	I2U(indx)
#define	I2U_UInt16(indx)
#define	REF(ptr)
#define	STATS_REF(ptr)
#define	CTX(ref)
#define	STATS(ctx)
#define	ONE_STATE(ctx)
#define	SUFFIX(ctx)
#define	NODE(r)
#define	EMPTY_NODE   0
#define	MEM_12_CPY(dest, src, num)
#define	SUCCESSOR(p)
#define	SWAP_STATES(s)

Typedefs
typedef CPpmd7_Context *	PPMD7_CTX_PTR

Functions
typedef	Ppmd_Ref_Type (struct CPpmd7_Node_)
void	Ppmd7_Construct (CPpmd7 *p)
void	Ppmd7_Free (CPpmd7 *p, ISzAllocPtr alloc)
BoolInt	Ppmd7_Alloc (CPpmd7 *p, UInt32 size, ISzAllocPtr alloc)
void	Ppmd7_Init (CPpmd7 *p, unsigned maxOrder)
void	Ppmd7_UpdateModel (CPpmd7 *p)
CPpmd_See *	Ppmd7_MakeEscFreq (CPpmd7 *p, unsigned numMasked, UInt32 *escFreq)
void	Ppmd7_Update1 (CPpmd7 *p)
void	Ppmd7_Update1_0 (CPpmd7 *p)
void	Ppmd7_Update2 (CPpmd7 *p)

Variables
	CPpmd7_Node

Macro Definition Documentation

CTX

#define CTX

(

ref

)

Value:

((CPpmd7_Context *)Ppmd7_GetContext(p, ref))

EMPTY_NODE

#define EMPTY_NODE   0

I2U

#define I2U

(

indx

)

Value:

((unsigned)p->Indx2Units[indx])

I2U_UInt16

#define I2U_UInt16

(

indx

)

Value:

((UInt16)p->Indx2Units[indx])

MAX_FREQ

#define MAX_FREQ   124

MEM_12_CPY

#define MEM_12_CPY	(		dest,
			src,
			num )

Value:

  { UInt32 *d = (UInt32 *)(dest); \
    const UInt32 *z = (const UInt32 *)(src); \
    unsigned n = (num); \
    do { \
      d[0] = z[0]; \
      d[1] = z[1]; \
      d[2] = z[2]; \
      z += 3; \
      d += 3; \
    } while (--n); \
  }

NODE

#define NODE

(

r

)

Value:

Ppmd_GetPtr_Type(p, r, CPpmd7_Node)

ONE_STATE

#define ONE_STATE

(

ctx

)

Value:

Ppmd7Context_OneState(ctx)

REF

#define REF

(

ptr

)

Value:

Ppmd_GetRef(p, ptr)

STATS

#define STATS

(

ctx

)

Value:

Ppmd7_GetStats(p, ctx)

STATS_REF

#define STATS_REF

(

ptr

)

Value:

((CPpmd_State_Ref)REF(ptr))

SUCCESSOR

#define SUCCESSOR

(

p

)

Value:

Ppmd_GET_SUCCESSOR(p)

SUFFIX

#define SUFFIX

(

ctx

)

Value:

CTX((ctx)->Suffix)

SWAP_STATES

#define SWAP_STATES

(

s

)

Value:

  { CPpmd_State tmp = s[0]; s[0] = s[-1]; s[-1] = tmp; }

U2B

#define U2B

(

nu

)

Value:

((UInt32)(nu) * UNIT_SIZE)

U2I

#define U2I

(

nu

)

Value:

(p->Units2Indx[(size_t)(nu) - 1])

UNIT_SIZE

#define UNIT_SIZE   12

Typedef Documentation

PPMD7_CTX_PTR

typedef CPpmd7_Context* PPMD7_CTX_PTR

Function Documentation

Ppmd7_Alloc()

BoolInt Ppmd7_Alloc	(	CPpmd7 *	p,
		UInt32	size,
		ISzAllocPtr	alloc )

Ppmd7_Construct()

void Ppmd7_Construct

(

CPpmd7 *

p

)

Ppmd7_Free()

void Ppmd7_Free	(	CPpmd7 *	p,
		ISzAllocPtr	alloc )

Ppmd7_Init()

void Ppmd7_Init	(	CPpmd7 *	p,
		unsigned	maxOrder )

Ppmd7_MakeEscFreq()

CPpmd_See * Ppmd7_MakeEscFreq	(	CPpmd7 *	p,
		unsigned	numMasked,
		UInt32 *	escFreq )

Ppmd7_Update1()

void Ppmd7_Update1

(

CPpmd7 *

p

)

Ppmd7_Update1_0()

void Ppmd7_Update1_0

(

CPpmd7 *

p

)

Ppmd7_Update2()

void Ppmd7_Update2

(

CPpmd7 *

p

)

Ppmd7_UpdateModel()

Z7_NO_INLINE void Ppmd7_UpdateModel

(

CPpmd7 *

p

)

Ppmd_Ref_Type()

typedef Ppmd_Ref_Type

(

struct CPpmd7_Node_

)

Variable Documentation

CPpmd7_Node

CPpmd7_Node