From 24b68a5b23225a368454876d21896d042af3acdd Mon Sep 17 00:00:00 2001 From: Yann Collet Date: Wed, 24 Aug 2016 14:22:26 +0200 Subject: [PATCH] update cLevel table for 256KB --- lib/compress/zstd_compress.c | 34 +++++++++++++++++----------------- 1 file changed, 17 insertions(+), 17 deletions(-) diff --git a/lib/compress/zstd_compress.c b/lib/compress/zstd_compress.c index e9acead8..7e6dd7ac 100644 --- a/lib/compress/zstd_compress.c +++ b/lib/compress/zstd_compress.c @@ -3093,24 +3093,24 @@ static const ZSTD_compressionParameters ZSTD_defaultCParameters[4][ZSTD_MAX_CLEV }, { /* for srcSize <= 256 KB */ /* W, C, H, S, L, T, strat */ - { 18, 12, 12, 1, 7, 4, ZSTD_fast }, /* level 0 - not used */ - { 18, 13, 14, 1, 6, 4, ZSTD_fast }, /* level 1 */ - { 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, 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 */ + { 0, 0, 0, 0, 0, 0, ZSTD_fast }, /* level 0 - not used */ + { 18, 13, 14, 0, 6, 8, ZSTD_fast }, /* level 1 */ + { 18, 14, 13, 1, 5, 8, ZSTD_dfast }, /* level 2 */ + { 18, 16, 15, 1, 5, 8, ZSTD_dfast }, /* level 3 */ + { 18, 15, 17, 1, 5, 8, ZSTD_greedy }, /* level 4.*/ + { 18, 16, 17, 4, 5, 8, ZSTD_greedy }, /* level 5.*/ + { 18, 16, 17, 3, 5, 8, ZSTD_lazy }, /* level 6.*/ + { 18, 17, 17, 4, 4, 8, ZSTD_lazy }, /* level 7 */ + { 18, 17, 17, 4, 4, 8, ZSTD_lazy2 }, /* level 8 */ + { 18, 17, 17, 5, 4, 8, ZSTD_lazy2 }, /* level 9 */ + { 18, 17, 17, 6, 4, 8, ZSTD_lazy2 }, /* level 10 */ + { 18, 18, 17, 6, 4, 8, ZSTD_lazy2 }, /* level 11.*/ + { 18, 18, 17, 7, 4, 8, ZSTD_lazy2 }, /* level 12.*/ + { 18, 19, 17, 6, 4, 8, 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, 18, 18, 4, 3, 16, ZSTD_btopt }, /* level 15.*/ + { 18, 19, 18, 6, 3, 32, ZSTD_btopt }, /* level 16.*/ + { 18, 19, 18, 8, 3, 64, 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.*/