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This commit is contained in:
Igor Pavlov
2023-12-22 17:17:05 +00:00
committed by Kornel
parent ec44a8a070
commit a36c48cece
954 changed files with 42199 additions and 25482 deletions
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12
C/Ppmd.h
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@@ -1,9 +1,9 @@
/* Ppmd.h -- PPMD codec common code
2021-04-13 : Igor Pavlov : Public domain
2023-03-05 : Igor Pavlov : Public domain
This code is based on PPMd var.H (2001): Dmitry Shkarin : Public domain */
#ifndef __PPMD_H
#define __PPMD_H
#ifndef ZIP7_INC_PPMD_H
#define ZIP7_INC_PPMD_H
#include "CpuArch.h"
@@ -48,8 +48,10 @@ typedef struct
Byte Count; /* Count to next change of Shift */
} CPpmd_See;
#define Ppmd_See_Update(p) if ((p)->Shift < PPMD_PERIOD_BITS && --(p)->Count == 0) \
{ (p)->Summ = (UInt16)((p)->Summ << 1); (p)->Count = (Byte)(3 << (p)->Shift++); }
#define Ppmd_See_UPDATE(p) \
{ if ((p)->Shift < PPMD_PERIOD_BITS && --(p)->Count == 0) \
{ (p)->Summ = (UInt16)((p)->Summ << 1); \
(p)->Count = (Byte)(3 << (p)->Shift++); }}
typedef struct