diff --git a/man/cwebp.1 b/man/cwebp.1 index 5aaf0fd5..5c6dff64 100644 --- a/man/cwebp.1 +++ b/man/cwebp.1 @@ -1,5 +1,5 @@ .\" Hey, EMACS: -*- nroff -*- -.TH CWEBP 1 "July 22, 2014" +.TH CWEBP 1 "Oct 13, 2014" .SH NAME cwebp \- compress an image file to a WebP file .SH SYNOPSIS @@ -38,6 +38,13 @@ Print the version number (as major.minor.revision) and exit. .BI \-q " float Specify the compression factor for RGB channels between 0 and 100. The default is 75. +.br +In case of lossy compression (default), a small factor produces a smaller file +with lower quality. Best quality is achieved by using a value of 100. +.br +In case of lossless compression (specified by the \-lossless option), a small +factor enables faster compression speed, but produces a larger file. Maximum +compression is achieved by using a value of 100. .\" TODO(jzern): restore post-v0.4.1 .\" .TP .\" .BI \-z " int @@ -47,13 +54,6 @@ is 75. .\" This option is actually a shortcut for some predefined settings for quality .\" and method. If options \-q or \-m are subsequently used, they will invalidate .\" the effect of this \-z option. -.\" .br -.\" In case of lossy compression (default), a small factor produces a smaller file -.\" with lower quality. Best quality is achieved by using a value of 100. -.\" .br -.\" In case of lossless compression (specified by the \-lossless option), a small -.\" factor enables faster compression speed, but produces a larger file. Maximum -.\" compression is achieved by using a value of 100. .TP .BI \-alpha_q " int Specify the compression factor for alpha compression between 0 and 100.