ddidderr/zstd-rs
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variable litblock header size

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This commit is contained in:
Yann Collet
2016-01-23 19:28:41 +01:00
parent dd283b1f4f
commit 59d1f79768
9 changed files with 339 additions and 158 deletions
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lib/huff0.c
+10 -11
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@@ -49,7 +49,6 @@
# pragma warning(disable : 4127) /* disable: C4127: conditional expression is constant */
#else
# ifdef __GNUC__
# define GCC_VERSION (__GNUC__ * 100 + __GNUC_MINOR__)
# define FORCE_INLINE static inline __attribute__((always_inline))
# else
# define FORCE_INLINE static inline
@@ -512,7 +511,7 @@ size_t HUF_compress2 (void* dst, size_t dstSize,
op += errorCode;
/* Compress */
//errorCode = HUF_compress_usingCTable(op, oend - op, src, srcSize, CTable); /* single segment */
//if (srcSize < MIN_4STREAMS) errorCode = HUF_compress_usingCTable(op, oend - op, src, srcSize, CTable); else /* single segment */
errorCode = HUF_compress_into4Segments(op, oend - op, src, srcSize, CTable);
if (HUF_isError(errorCode)) return errorCode;
if (errorCode==0) return 0;
@@ -531,7 +530,7 @@ size_t HUF_compress (void* dst, size_t maxDstSize, const void* src, size_t srcSi
}
/*********************************************************
/* *******************************************************
* Huff0 : Huffman block decompression
*********************************************************/
typedef struct { BYTE byte; BYTE nbBits; } HUF_DEltX2; /* single-symbol decoding */
@@ -621,9 +620,9 @@ static size_t HUF_readStats(BYTE* huffWeight, size_t hwSize, U32* rankStats,
}
/**************************/
/* ************************/
/* single-symbol decoding */
/**************************/
/* ************************/
size_t HUF_readDTableX2 (U16* DTable, const void* src, size_t srcSize)
{
@@ -866,9 +865,9 @@ size_t HUF_decompress4X2 (void* dst, size_t dstSize, const void* cSrc, size_t cS
}
/***************************/
/* *************************/
/* double-symbols decoding */
/***************************/
/* *************************/
static void HUF_fillDTableX4Level2(HUF_DEltX4* DTable, U32 sizeLog, const U32 consumed,
const U32* rankValOrigin, const int minWeight,
@@ -1266,9 +1265,9 @@ size_t HUF_decompress4X4 (void* dst, size_t dstSize, const void* cSrc, size_t cS
}
/**********************************/
/* ********************************/
/* quad-symbol decoding */
/**********************************/
/* ********************************/
typedef struct { BYTE nbBits; BYTE nbBytes; } HUF_DDescX6;
typedef union { BYTE byte[4]; U32 sequence; } HUF_DSeqX6;
@@ -1657,9 +1656,9 @@ size_t HUF_decompress4X6 (void* dst, size_t dstSize, const void* cSrc, size_t cS
}
/**********************************/
/* ********************************/
/* Generic decompression selector */
/**********************************/
/* ********************************/
typedef struct { U32 tableTime; U32 decode256Time; } algo_time_t;
static const algo_time_t algoTime[16 /* Quantization */][3 /* single, double, quad */] =