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fixed RLE detection test

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This commit is contained in:
Yann Collet
2024-10-23 11:50:56 -07:00
parent 83a3402a92
commit f83ed087f6
2 changed files with 16 additions and 13 deletions
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lib/compress/zstd_compress.c
+5 -5
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@@ -4491,14 +4491,14 @@ static void ZSTD_overflowCorrectIfNeeded(ZSTD_matchState_t* ms,
static size_t ZSTD_optimalBlockSize(const void* src, size_t srcSize, size_t blockSizeMax, ZSTD_strategy strat, S64 savings)
{
if (srcSize <= 128 KB || blockSizeMax < 128 KB)
return MIN(srcSize, blockSizeMax);
(void)strat;
if (strat >= ZSTD_btlazy2)
return ZSTD_splitBlock_4k(src, srcSize, blockSizeMax);
if (srcSize <= 128 KB || blockSizeMax < 128 KB)
return MIN(srcSize, blockSizeMax);
/* blind split strategy
* heuristic, just tested as being "generally better"
* do not split incompressible data though: just respect the 3 bytes per block overhead limit.
* no cpu cost, but can over-split homegeneous data.
* heuristic, tested as being "generally better".
* do not split incompressible data though: respect the 3 bytes per block overhead limit.
*/
return savings ? 92 KB : 128 KB;
}