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updated cLevel for block <= 256K

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This commit is contained in:
Yann Collet 2016-04-08 12:36:19 +02:00
parent 72cc704514
commit 78267d1abe
1 changed files with 17 additions and 17 deletions
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34
lib/zstd_compress.c
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@ -2475,27 +2475,27 @@ static const ZSTD_compressionParameters ZSTD_defaultCParameters[4][ZSTD_MAX_CLEV
/* W, C, H, S, L, T, strat */
{ 0, 0, 0, 0, 0, 0, ZSTD_fast }, /* level 0 */
{ 18, 13, 14, 1, 6, 4, ZSTD_fast }, /* level 1 */
{ 18, 14, 16, 1, 5, 4, ZSTD_fast }, /* level 2 */
{ 18, 14, 17, 1, 5, 4, ZSTD_fast }, /* level 3.*/
{ 18, 14, 15, 4, 4, 4, ZSTD_greedy }, /* level 4 */
{ 18, 16, 17, 4, 4, 4, ZSTD_greedy }, /* level 5 */
{ 18, 17, 17, 3, 4, 4, ZSTD_lazy }, /* level 6 */
{ 18, 15, 17, 1, 5, 4, ZSTD_fast }, /* level 2 */
{ 18, 13, 15, 1, 5, 4, ZSTD_greedy }, /* level 3.*/
{ 18, 15, 17, 1, 5, 4, ZSTD_greedy }, /* level 4.*/
{ 18, 16, 17, 4, 5, 4, ZSTD_greedy }, /* level 5 */
{ 18, 17, 17, 5, 5, 4, ZSTD_greedy }, /* level 6 */
{ 18, 17, 17, 4, 4, 4, ZSTD_lazy }, /* level 7 */
{ 18, 17, 17, 4, 4, 4, ZSTD_lazy2 }, /* level 8 */
{ 18, 17, 17, 5, 4, 4, ZSTD_lazy2 }, /* level 9 */
{ 18, 17, 17, 6, 4, 4, ZSTD_lazy2 }, /* level 10 */
{ 18, 17, 17, 7, 4, 4, ZSTD_lazy2 }, /* level 11 */
{ 18, 18, 17, 4, 4, 4, ZSTD_btlazy2 }, /* level 12 */
{ 18, 19, 17, 7, 4, 4, ZSTD_btlazy2 }, /* level 13.*/
{ 18, 17, 19, 8, 4, 24, ZSTD_btopt }, /* level 14.*/
{ 18, 19, 19, 8, 4, 48, ZSTD_btopt }, /* level 15.*/
{ 18, 19, 18, 9, 4,128, ZSTD_btopt }, /* level 16.*/
{ 18, 19, 18, 9, 4,192, ZSTD_btopt }, /* level 17.*/
{ 18, 19, 18, 9, 4,256, ZSTD_btopt }, /* level 18.*/
{ 18, 19, 18, 10, 4,256, ZSTD_btopt }, /* level 19.*/
{ 18, 19, 18, 11, 4,256, ZSTD_btopt }, /* level 20.*/
{ 18, 19, 18, 12, 4,256, ZSTD_btopt }, /* level 21.*/
{ 18, 19, 18, 12, 4,256, ZSTD_btopt }, /* level 22*/
{ 18, 18, 17, 6, 4, 4, ZSTD_lazy2 }, /* level 11.*/
{ 18, 18, 17, 7, 4, 4, ZSTD_lazy2 }, /* level 12.*/
{ 18, 19, 17, 7, 4, 4, ZSTD_btlazy2 }, /* level 13 */
{ 18, 18, 18, 4, 4, 16, ZSTD_btopt }, /* level 14.*/
{ 18, 18, 18, 8, 4, 24, ZSTD_btopt }, /* level 15.*/
{ 18, 19, 18, 8, 3, 48, ZSTD_btopt }, /* level 16.*/
{ 18, 19, 18, 8, 3, 96, ZSTD_btopt }, /* level 17.*/
{ 18, 19, 18, 9, 3,128, ZSTD_btopt }, /* level 18.*/
{ 18, 19, 18, 10, 3,256, ZSTD_btopt }, /* level 19.*/
{ 18, 19, 18, 11, 3,512, ZSTD_btopt }, /* level 20.*/
{ 18, 19, 18, 12, 3,512, ZSTD_btopt }, /* level 21.*/
{ 18, 19, 18, 13, 3,512, ZSTD_btopt }, /* level 22.*/
},
{ /* for srcSize <= 128 KB */
/* W, C, H, S, L, T, strat */