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This commit is contained in:
Igor Pavlov
2021-07-22 23:00:14 +01:00
committed by Kornel
parent 4a960640a3
commit 585698650f
619 changed files with 34904 additions and 10859 deletions
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111
C/LzmaEnc.c
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@@ -1,5 +1,5 @@
/* LzmaEnc.c -- LZMA Encoder
2019-01-10: Igor Pavlov : Public domain */
2021-04-01: Igor Pavlov : Public domain */
#include "Precomp.h"
@@ -19,6 +19,19 @@
#include "LzFindMt.h"
#endif
/* the following LzmaEnc_* declarations is internal LZMA interface for LZMA2 encoder */
SRes LzmaEnc_PrepareForLzma2(CLzmaEncHandle pp, ISeqInStream *inStream, UInt32 keepWindowSize,
ISzAllocPtr alloc, ISzAllocPtr allocBig);
SRes LzmaEnc_MemPrepare(CLzmaEncHandle pp, const Byte *src, SizeT srcLen,
UInt32 keepWindowSize, ISzAllocPtr alloc, ISzAllocPtr allocBig);
SRes LzmaEnc_CodeOneMemBlock(CLzmaEncHandle pp, BoolInt reInit,
Byte *dest, size_t *destLen, UInt32 desiredPackSize, UInt32 *unpackSize);
const Byte *LzmaEnc_GetCurBuf(CLzmaEncHandle pp);
void LzmaEnc_Finish(CLzmaEncHandle pp);
void LzmaEnc_SaveState(CLzmaEncHandle pp);
void LzmaEnc_RestoreState(CLzmaEncHandle pp);
#ifdef SHOW_STAT
static unsigned g_STAT_OFFSET = 0;
#endif
@@ -36,7 +49,7 @@ static unsigned g_STAT_OFFSET = 0;
#define kNumMoveReducingBits 4
#define kNumBitPriceShiftBits 4
#define kBitPrice (1 << kNumBitPriceShiftBits)
// #define kBitPrice (1 << kNumBitPriceShiftBits)
#define REP_LEN_COUNT 64
@@ -47,6 +60,7 @@ void LzmaEncProps_Init(CLzmaEncProps *p)
p->reduceSize = (UInt64)(Int64)-1;
p->lc = p->lp = p->pb = p->algo = p->fb = p->btMode = p->numHashBytes = p->numThreads = -1;
p->writeEndMark = 0;
p->affinity = 0;
}
void LzmaEncProps_Normalize(CLzmaEncProps *p)
@@ -55,7 +69,13 @@ void LzmaEncProps_Normalize(CLzmaEncProps *p)
if (level < 0) level = 5;
p->level = level;
if (p->dictSize == 0) p->dictSize = (level <= 5 ? (1 << (level * 2 + 14)) : (level <= 7 ? (1 << 25) : (1 << 26)));
if (p->dictSize == 0)
p->dictSize =
( level <= 3 ? ((UInt32)1 << (level * 2 + 16)) :
( level <= 6 ? ((UInt32)1 << (level + 19)) :
( level <= 7 ? ((UInt32)1 << 25) : ((UInt32)1 << 26)
)));
if (p->dictSize > p->reduceSize)
{
unsigned i;
@@ -74,8 +94,8 @@ void LzmaEncProps_Normalize(CLzmaEncProps *p)
if (p->algo < 0) p->algo = (level < 5 ? 0 : 1);
if (p->fb < 0) p->fb = (level < 7 ? 32 : 64);
if (p->btMode < 0) p->btMode = (p->algo == 0 ? 0 : 1);
if (p->numHashBytes < 0) p->numHashBytes = 4;
if (p->mc == 0) p->mc = (16 + (p->fb >> 1)) >> (p->btMode ? 0 : 1);
if (p->numHashBytes < 0) p->numHashBytes = (p->btMode ? 4 : 5);
if (p->mc == 0) p->mc = (16 + ((unsigned)p->fb >> 1)) >> (p->btMode ? 0 : 1);
if (p->numThreads < 0)
p->numThreads =
@@ -93,7 +113,7 @@ UInt32 LzmaEncProps_GetDictSize(const CLzmaEncProps *props2)
return props.dictSize;
}
#if (_MSC_VER >= 1400)
#if defined(_MSC_VER) && (_MSC_VER >= 1400)
/* BSR code is fast for some new CPUs */
/* #define LZMA_LOG_BSR */
#endif
@@ -193,7 +213,7 @@ typedef struct
#define kNumLenToPosStates 4
#define kNumPosSlotBits 6
#define kDicLogSizeMin 0
// #define kDicLogSizeMin 0
#define kDicLogSizeMax 32
#define kDistTableSizeMax (kDicLogSizeMax * 2)
@@ -462,16 +482,16 @@ SRes LzmaEnc_SetProps(CLzmaEncHandle pp, const CLzmaEncProps *props2)
p->dictSize = props.dictSize;
{
unsigned fb = props.fb;
unsigned fb = (unsigned)props.fb;
if (fb < 5)
fb = 5;
if (fb > LZMA_MATCH_LEN_MAX)
fb = LZMA_MATCH_LEN_MAX;
p->numFastBytes = fb;
}
p->lc = props.lc;
p->lp = props.lp;
p->pb = props.pb;
p->lc = (unsigned)props.lc;
p->lp = (unsigned)props.lp;
p->pb = (unsigned)props.pb;
p->fastMode = (props.algo == 0);
// p->_maxMode = True;
p->matchFinderBase.btMode = (Byte)(props.btMode ? 1 : 0);
@@ -479,17 +499,17 @@ SRes LzmaEnc_SetProps(CLzmaEncHandle pp, const CLzmaEncProps *props2)
unsigned numHashBytes = 4;
if (props.btMode)
{
if (props.numHashBytes < 2)
numHashBytes = 2;
else if (props.numHashBytes < 4)
numHashBytes = props.numHashBytes;
if (props.numHashBytes < 2) numHashBytes = 2;
else if (props.numHashBytes < 4) numHashBytes = (unsigned)props.numHashBytes;
}
if (props.numHashBytes >= 5) numHashBytes = 5;
p->matchFinderBase.numHashBytes = numHashBytes;
}
p->matchFinderBase.cutValue = props.mc;
p->writeEndMark = props.writeEndMark;
p->writeEndMark = (BoolInt)props.writeEndMark;
#ifndef _7ZIP_ST
/*
@@ -500,6 +520,8 @@ SRes LzmaEnc_SetProps(CLzmaEncHandle pp, const CLzmaEncProps *props2)
}
*/
p->multiThread = (props.numThreads > 1);
p->matchFinderMt.btSync.affinity =
p->matchFinderMt.hashSync.affinity = props.affinity;
#endif
return SZ_OK;
@@ -536,8 +558,8 @@ static void RangeEnc_Construct(CRangeEnc *p)
p->bufBase = NULL;
}
#define RangeEnc_GetProcessed(p) ((p)->processed + ((p)->buf - (p)->bufBase) + (p)->cacheSize)
#define RangeEnc_GetProcessed_sizet(p) ((size_t)(p)->processed + ((p)->buf - (p)->bufBase) + (size_t)(p)->cacheSize)
#define RangeEnc_GetProcessed(p) ( (p)->processed + (size_t)((p)->buf - (p)->bufBase) + (p)->cacheSize)
#define RangeEnc_GetProcessed_sizet(p) ((size_t)(p)->processed + (size_t)((p)->buf - (p)->bufBase) + (size_t)(p)->cacheSize)
#define RC_BUF_SIZE (1 << 16)
@@ -578,7 +600,7 @@ MY_NO_INLINE static void RangeEnc_FlushStream(CRangeEnc *p)
size_t num;
if (p->res != SZ_OK)
return;
num = p->buf - p->bufBase;
num = (size_t)(p->buf - p->bufBase);
if (num != ISeqOutStream_Write(p->outStream, p->bufBase, num))
p->res = SZ_ERROR_WRITE;
p->processed += num;
@@ -656,7 +678,7 @@ static void RangeEnc_FlushData(CRangeEnc *p)
range += newBound & mask; \
mask &= (kBitModelTotal - ((1 << kNumMoveBits) - 1)); \
mask += ((1 << kNumMoveBits) - 1); \
ttt += (Int32)(mask - ttt) >> kNumMoveBits; \
ttt += (UInt32)((Int32)(mask - ttt) >> kNumMoveBits); \
*(prob) = (CLzmaProb)ttt; \
RC_NORM(p) \
}
@@ -749,7 +771,7 @@ static void LzmaEnc_InitPriceTables(CProbPrice *ProbPrices)
bitCount++;
}
}
ProbPrices[i] = (CProbPrice)((kNumBitModelTotalBits << kCyclesBits) - 15 - bitCount);
ProbPrices[i] = (CProbPrice)(((unsigned)kNumBitModelTotalBits << kCyclesBits) - 15 - bitCount);
// printf("\n%3d: %5d", i, ProbPrices[i]);
}
}
@@ -1011,7 +1033,7 @@ static unsigned ReadMatchDistances(CLzmaEnc *p, unsigned *numPairsRes)
{
const Byte *p1 = p->matchFinder.GetPointerToCurrentPos(p->matchFinderObj) - 1;
const Byte *p2 = p1 + len;
ptrdiff_t dif = (ptrdiff_t)-1 - p->matches[(size_t)numPairs - 1];
ptrdiff_t dif = (ptrdiff_t)-1 - (ptrdiff_t)p->matches[(size_t)numPairs - 1];
const Byte *lim = p1 + numAvail;
for (; p2 != lim && *p2 == p2[dif]; p2++)
{}
@@ -2198,7 +2220,7 @@ MY_NO_INLINE static void FillDistancesPrices(CLzmaEnc *p)
void LzmaEnc_Construct(CLzmaEnc *p)
static void LzmaEnc_Construct(CLzmaEnc *p)
{
RangeEnc_Construct(&p->rc);
MatchFinder_Construct(&p->matchFinderBase);
@@ -2233,7 +2255,7 @@ CLzmaEncHandle LzmaEnc_Create(ISzAllocPtr alloc)
return p;
}
void LzmaEnc_FreeLits(CLzmaEnc *p, ISzAllocPtr alloc)
static void LzmaEnc_FreeLits(CLzmaEnc *p, ISzAllocPtr alloc)
{
ISzAlloc_Free(alloc, p->litProbs);
ISzAlloc_Free(alloc, p->saveState.litProbs);
@@ -2241,7 +2263,7 @@ void LzmaEnc_FreeLits(CLzmaEnc *p, ISzAllocPtr alloc)
p->saveState.litProbs = NULL;
}
void LzmaEnc_Destruct(CLzmaEnc *p, ISzAllocPtr alloc, ISzAllocPtr allocBig)
static void LzmaEnc_Destruct(CLzmaEnc *p, ISzAllocPtr alloc, ISzAllocPtr allocBig)
{
#ifndef _7ZIP_ST
MatchFinderMt_Destruct(&p->matchFinderMt, allocBig);
@@ -2259,6 +2281,7 @@ void LzmaEnc_Destroy(CLzmaEncHandle p, ISzAllocPtr alloc, ISzAllocPtr allocBig)
}
MY_NO_INLINE
static SRes LzmaEnc_CodeOneBlock(CLzmaEnc *p, UInt32 maxPackSize, UInt32 maxUnpackSize)
{
UInt32 nowPos32, startPos32;
@@ -2521,12 +2544,12 @@ static SRes LzmaEnc_CodeOneBlock(CLzmaEnc *p, UInt32 maxPackSize, UInt32 maxUnpa
// { int y; for (y = 0; y < 100; y++) {
FillDistancesPrices(p);
// }}
LenPriceEnc_UpdateTables(&p->lenEnc, 1 << p->pb, &p->lenProbs, p->ProbPrices);
LenPriceEnc_UpdateTables(&p->lenEnc, (unsigned)1 << p->pb, &p->lenProbs, p->ProbPrices);
}
if (p->repLenEncCounter <= 0)
{
p->repLenEncCounter = REP_LEN_COUNT;
LenPriceEnc_UpdateTables(&p->repLenEnc, 1 << p->pb, &p->repLenProbs, p->ProbPrices);
LenPriceEnc_UpdateTables(&p->repLenEnc, (unsigned)1 << p->pb, &p->repLenProbs, p->ProbPrices);
}
}
@@ -2611,7 +2634,7 @@ static SRes LzmaEnc_Alloc(CLzmaEnc *p, UInt32 keepWindowSize, ISzAllocPtr alloc,
return SZ_OK;
}
void LzmaEnc_Init(CLzmaEnc *p)
static void LzmaEnc_Init(CLzmaEnc *p)
{
unsigned i;
p->state = 0;
@@ -2675,12 +2698,12 @@ void LzmaEnc_Init(CLzmaEnc *p)
p->additionalOffset = 0;
p->pbMask = (1 << p->pb) - 1;
p->pbMask = ((unsigned)1 << p->pb) - 1;
p->lpMask = ((UInt32)0x100 << p->lp) - ((unsigned)0x100 >> p->lc);
}
void LzmaEnc_InitPrices(CLzmaEnc *p)
static void LzmaEnc_InitPrices(CLzmaEnc *p)
{
if (!p->fastMode)
{
@@ -2694,8 +2717,8 @@ void LzmaEnc_InitPrices(CLzmaEnc *p)
p->repLenEncCounter = REP_LEN_COUNT;
LenPriceEnc_UpdateTables(&p->lenEnc, 1 << p->pb, &p->lenProbs, p->ProbPrices);
LenPriceEnc_UpdateTables(&p->repLenEnc, 1 << p->pb, &p->repLenProbs, p->ProbPrices);
LenPriceEnc_UpdateTables(&p->lenEnc, (unsigned)1 << p->pb, &p->lenProbs, p->ProbPrices);
LenPriceEnc_UpdateTables(&p->repLenEnc, (unsigned)1 << p->pb, &p->repLenProbs, p->ProbPrices);
}
static SRes LzmaEnc_AllocAndInit(CLzmaEnc *p, UInt32 keepWindowSize, ISzAllocPtr alloc, ISzAllocPtr allocBig)
@@ -2788,12 +2811,13 @@ static size_t SeqOutStreamBuf_Write(const ISeqOutStream *pp, const void *data, s
}
/*
UInt32 LzmaEnc_GetNumAvailableBytes(CLzmaEncHandle pp)
{
const CLzmaEnc *p = (CLzmaEnc *)pp;
return p->matchFinder.GetNumAvailableBytes(p->matchFinderObj);
}
*/
const Byte *LzmaEnc_GetCurBuf(CLzmaEncHandle pp)
{
@@ -2841,6 +2865,7 @@ SRes LzmaEnc_CodeOneMemBlock(CLzmaEncHandle pp, BoolInt reInit,
}
MY_NO_INLINE
static SRes LzmaEnc_Encode2(CLzmaEnc *p, ICompressProgress *progress)
{
SRes res = SZ_OK;
@@ -2899,14 +2924,14 @@ SRes LzmaEnc_WriteProperties(CLzmaEncHandle pp, Byte *props, SizeT *size)
if (dictSize >= ((UInt32)1 << 22))
{
UInt32 kDictMask = ((UInt32)1 << 20) - 1;
const UInt32 kDictMask = ((UInt32)1 << 20) - 1;
if (dictSize < (UInt32)0xFFFFFFFF - kDictMask)
dictSize = (dictSize + kDictMask) & ~kDictMask;
}
else for (i = 11; i <= 30; i++)
{
if (dictSize <= ((UInt32)2 << i)) { dictSize = (2 << i); break; }
if (dictSize <= ((UInt32)3 << i)) { dictSize = (3 << i); break; }
if (dictSize <= ((UInt32)2 << i)) { dictSize = ((UInt32)2 << i); break; }
if (dictSize <= ((UInt32)3 << i)) { dictSize = ((UInt32)3 << i); break; }
}
for (i = 0; i < 4; i++)
@@ -2917,7 +2942,7 @@ SRes LzmaEnc_WriteProperties(CLzmaEncHandle pp, Byte *props, SizeT *size)
unsigned LzmaEnc_IsWriteEndMark(CLzmaEncHandle pp)
{
return ((CLzmaEnc *)pp)->writeEndMark;
return (unsigned)((CLzmaEnc *)pp)->writeEndMark;
}
@@ -2974,3 +2999,15 @@ SRes LzmaEncode(Byte *dest, SizeT *destLen, const Byte *src, SizeT srcLen,
LzmaEnc_Destroy(p, alloc, allocBig);
return res;
}
/*
#ifndef _7ZIP_ST
void LzmaEnc_GetLzThreads(CLzmaEncHandle pp, HANDLE lz_threads[2])
{
const CLzmaEnc *p = (CLzmaEnc *)pp;
lz_threads[0] = p->matchFinderMt.hashSync.thread;
lz_threads[1] = p->matchFinderMt.btSync.thread;
}
#endif
*/