[FFmpeg-cvslog] Clarify that -passlogfile has a different syntax when used with -vcodec libx264 .

[Carl Eugen Hoyos]

ffmpeg | branch: release/0.9 | Carl Eugen Hoyos <cehoyos at ag.or.at> | Fri Aug 31 14:17:18 2012 +0200| [f6ebfeb5b4e659d51c24af07a3b2db4221edc56e] | committer: Carl Eugen Hoyos

Clarify that -passlogfile has a different syntax when used with -vcodec libx264.

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=f6ebfeb5b4e659d51c24af07a3b2db4221edc56e
---

 doc/ffmpeg.texi |    4 ++++
 1 file changed, 4 insertions(+)

diff --git a/doc/ffmpeg.texi b/doc/ffmpeg.texi
index 553d759..e9276c2 100644
--- a/doc/ffmpeg.texi
+++ b/doc/ffmpeg.texi
@@ -407,6 +407,10 @@ prefix is ``ffmpeg2pass''. The complete file name will be
 @file{PREFIX-N.log}, where N is a number specific to the output
 stream
 
+Note that this option is overwritten by a local option of the same name
+when using @code{-vcodec libx264}. That option maps to the x264 option stats
+which has a different syntax.
+
 @item -vlang @var{code}
 Set the ISO 639 language code (3 letters) of the current video stream.