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| author | Yann Collet <cyan@fb.com> | 2016-11-10 20:22:37 (GMT) |
|---|---|---|
| committer | Yann Collet <cyan@fb.com> | 2016-11-10 20:22:37 (GMT) |
| commit | 5e13a6ec469e25c7dd425c7da4518b4ad2a8862d (patch) | |
| tree | bad0c3dbd9e75a91a58d05d0545ce2d9eb8b5f61 /programs | |
| parent | f9c9bb364f2347624a9045282f32b88f66f037fc (diff) | |
| download | lz4-5e13a6ec469e25c7dd425c7da4518b4ad2a8862d.zip lz4-5e13a6ec469e25c7dd425c7da4518b4ad2a8862d.tar.gz lz4-5e13a6ec469e25c7dd425c7da4518b4ad2a8862d.tar.bz2 | |
improved man on compression level
Diffstat (limited to 'programs')
| -rw-r--r-- | programs/lz4.1 | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/programs/lz4.1 b/programs/lz4.1 index fcc7980..1d9238d 100644 --- a/programs/lz4.1 +++ b/programs/lz4.1 @@ -141,11 +141,13 @@ Benchmark mode, using # compression level. . .SS "Operation modifiers" .TP -.B \-1 - fast compression (default) -.TP -.B \-9 - high compression +.B \-# + compression level, with # being any value from 1 to 16. + Higher values trade compression speed for compression ratio. + Values above 16 are considered the same as 16. + Recommended values are 1 for fast compression (default), and 9 for high compression. + Speed/compression trade-off will vary depending on data to compress. + Decompression speed remains fast at all settings. .TP .BR \-f ", " --[no-]force @@ -180,7 +182,7 @@ for files that have not been compressed with By default, the second filename is used as the destination filename for the compressed file. With .B -m -, you can specify any number of input filenames. Each of them will be compressed +, it is possible to specify any number of input filenames. Each of them will be compressed independently, and the resulting name of each compressed file will be .B filename.lz4 . |