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new : parameters for <= 16KB

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Yann Collet
2015-12-02 13:38:48 +01:00
parent a9b34280a1
commit a308259afa
2 changed files with 28 additions and 4 deletions
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lib/zstd_compress.c
+1 -1
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@@ -2036,7 +2036,7 @@ size_t ZSTD_compressBegin_advanced(ZSTD_CCtx* ctx,
ZSTD_parameters ZSTD_getParams(int compressionLevel, U64 srcSizeHint)
{
ZSTD_parameters result;
int tableID = ((srcSizeHint-1) <= 128 KB); /* intentional underflow for srcSizeHint == 0 */
int tableID = ((srcSizeHint-1) <= 128 KB) + ((srcSizeHint-1) <= 16 KB); /* intentional underflow for srcSizeHint == 0 */
if (compressionLevel<=0) compressionLevel = 1;
if (compressionLevel > ZSTD_MAX_CLEVEL) compressionLevel = ZSTD_MAX_CLEVEL;
result = ZSTD_defaultParameters[tableID][compressionLevel];