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level tuning

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This commit is contained in:
Yann Collet
2015-11-02 01:02:43 +01:00
parent 21f96934c3
commit 56e1092cb0
1 changed files with 22 additions and 22 deletions
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lib/zstdhc_static.h
+22 -22
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@@ -93,34 +93,34 @@ size_t ZSTD_HC_compressEnd(ZSTD_HC_CCtx* ctx, void* dst, size_t maxDstSize);
***************************************/
#define ZSTD_HC_MAX_CLEVEL 26
static const ZSTD_HC_parameters ZSTD_HC_defaultParameters[ZSTD_HC_MAX_CLEVEL+1] = {
/* W, C, H, S */
/* W, C, H, S, L, strat */
{ 18, 12, 14, 1, 4, ZSTD_HC_greedy }, /* level 0 - never used */
{ 18, 12, 14, 1, 4, ZSTD_HC_greedy }, /* level 1 - in fact redirected towards zstd fast */
{ 18, 12, 15, 2, 4, ZSTD_HC_greedy }, /* level 2 */
{ 19, 13, 17, 3, 5, ZSTD_HC_greedy }, /* level 3 */
{ 20, 18, 19, 2, 5, ZSTD_HC_greedy }, /* level 4 */
{ 20, 19, 19, 3, 5, ZSTD_HC_greedy }, /* level 5 */
{ 20, 19, 19, 4, 5, ZSTD_HC_greedy }, /* level 6 */
{ 20, 19, 19, 5, 5, ZSTD_HC_greedy }, /* level 7 */
{ 20, 20, 20, 5, 5, ZSTD_HC_greedy }, /* level 8 */
{ 20, 20, 20, 6, 5, ZSTD_HC_greedy }, /* level 9 */
{ 21, 20, 21, 6, 5, ZSTD_HC_greedy }, /* level 10 */
{ 22, 21, 22, 6, 5, ZSTD_HC_greedy }, /* level 11 */
{ 23, 21, 22, 6, 5, ZSTD_HC_greedy }, /* level 12 */
{ 22, 22, 22, 6, 5, ZSTD_HC_greedy }, /* level 13 */
{ 22, 22, 23, 7, 5, ZSTD_HC_greedy }, /* level 14 */
{ 22, 22, 23, 7, 5, ZSTD_HC_greedy }, /* level 15 */
{ 22, 22, 23, 8, 5, ZSTD_HC_greedy }, /* level 16 */
{ 22, 22, 23, 8, 5, ZSTD_HC_greedy }, /* level 17 */
{ 22, 22, 23, 9, 5, ZSTD_HC_greedy }, /* level 18 */
{ 22, 22, 23, 10, 5, ZSTD_HC_greedy }, /* level 19 */
{ 23, 23, 23, 9, 5, ZSTD_HC_greedy }, /* level 20 */
{ 23, 23, 23, 9, 5, ZSTD_HC_greedy }, /* level 21 */
{ 23, 23, 23, 10, 5, ZSTD_HC_greedy }, /* level 22 */
{ 23, 23, 23, 11, 5, ZSTD_HC_greedy }, /* level 23 */
{ 23, 23, 23, 11, 5, ZSTD_HC_greedy }, /* level 24 */
{ 24, 24, 23, 11, 5, ZSTD_HC_greedy }, /* level 25 */
{ 24, 24, 24, 12, 5, ZSTD_HC_greedy }, /* level 26 */ /* ZSTD_HC_MAX_CLEVEL */
{ 20, 18, 20, 3, 5, ZSTD_HC_lazy }, /* level 6 */
{ 20, 18, 20, 4, 5, ZSTD_HC_lazy }, /* level 7 */
{ 21, 19, 20, 4, 5, ZSTD_HC_lazy }, /* level 8 */
{ 21, 19, 20, 5, 5, ZSTD_HC_lazy }, /* level 9 */
{ 21, 20, 20, 5, 5, ZSTD_HC_lazy }, /* level 10 */
{ 21, 20, 20, 5, 5, ZSTD_HC_lazy }, /* level 11 */
{ 22, 20, 22, 6, 5, ZSTD_HC_lazy }, /* level 12 */
{ 22, 21, 22, 6, 5, ZSTD_HC_lazy }, /* level 13 */
{ 23, 21, 22, 6, 5, ZSTD_HC_lazy }, /* level 14 */
{ 23, 21, 23, 7, 5, ZSTD_HC_lazy }, /* level 15 */
{ 23, 22, 22, 6, 5, ZSTD_HC_lazy }, /* level 16 */
{ 23, 22, 22, 7, 5, ZSTD_HC_lazy }, /* level 17 */
{ 23, 22, 23, 7, 5, ZSTD_HC_lazy }, /* level 18 */
{ 23, 22, 23, 8, 5, ZSTD_HC_lazy }, /* level 19 */
{ 23, 23, 23, 8, 5, ZSTD_HC_lazy }, /* level 20 */
{ 23, 23, 23, 8, 5, ZSTD_HC_lazy }, /* level 21 */
{ 24, 23, 23, 8, 5, ZSTD_HC_lazy }, /* level 22 */
{ 24, 23, 23, 9, 5, ZSTD_HC_lazy }, /* level 23 */
{ 24, 24, 24, 9, 5, ZSTD_HC_lazy }, /* level 24 */
{ 24, 24, 24, 10, 5, ZSTD_HC_lazy }, /* level 25 */
{ 24, 24, 24, 10, 5, ZSTD_HC_lazy }, /* level 26 */ /* ZSTD_HC_MAX_CLEVEL */
};
#if defined (__cplusplus)