[FFmpeg-cvslog] doc/avconv: extend -ss documentation.

[Anton Khirnov]

ffmpeg | branch: master | Anton Khirnov <anton at khirnov.net> | Fri Aug 19 17:52:47 2011 +0200| [cf4976ed7b3c4efd18f6ab352de5bd61e8766b6c] | committer: Alex Converse

doc/avconv: extend -ss documentation.

Signed-off-by: Alex Converse <alex.converse at gmail.com>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=cf4976ed7b3c4efd18f6ab352de5bd61e8766b6c
---

 doc/avconv.texi |    8 ++++++--
 1 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/doc/avconv.texi b/doc/avconv.texi
index 97ba881..37f0cbd 100644
--- a/doc/avconv.texi
+++ b/doc/avconv.texi
@@ -134,8 +134,12 @@ to the duration specified in seconds.
 Set the file size limit.
 
 @item -ss @var{position}
-Seek to given time position in seconds.
- at code{hh:mm:ss[.xxx]} syntax is also supported.
+When used as an input option (before @code{-i}), seeks in this input file to
+ at var{position}. When used as an output option (before an output filename),
+decodes but discards input until the timestamps reach @var{position}. This is
+slower, but more accurate.
+
+ at var{position} may be either in seconds or in @code{hh:mm:ss[.xxx]} form.
 
 @item -itsoffset @var{offset}
 Set the input time offset in seconds.