[FFmpeg-cvslog] doc/codecs: document skip_alpha

[Michael Niedermayer]

ffmpeg | branch: master | Michael Niedermayer <michaelni at gmx.at> | Fri Oct 11 16:59:32 2013 +0200| [dfb89fee2d2bd54272e6a4ad6b5eb663e63f9b41] | committer: Michael Niedermayer

doc/codecs: document skip_alpha

Signed-off-by: Michael Niedermayer <michaelni at gmx.at>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=dfb89fee2d2bd54272e6a4ad6b5eb663e63f9b41
---

 doc/codecs.texi |    3 +++
 1 file changed, 3 insertions(+)

diff --git a/doc/codecs.texi b/doc/codecs.texi
index ab8a391..50d45f0 100644
--- a/doc/codecs.texi
+++ b/doc/codecs.texi
@@ -1081,6 +1081,9 @@ Interlaced video, top coded first, bottom displayed first
 @item bt
 Interlaced video, bottom coded first, top displayed first
 @end table
+
+ at item skip_alpha @var{integer} (@emph{decoding,video})
+causes alpha plane not to be decoded, like "gray" which skips chroma.
 @end table
 
 @c man end CODEC OPTIONS