[FFmpeg-devel] [PATCH] doc/codecs: Updates for skip_alpha

[Reimar Döffinger]

On 20.10.2013, at 21:16, Stefano Sabatini <stefasab at gmail.com> wrote:
> On date Friday 2013-10-18 18:00:35 -0700, Timothy Gu encoded:
>> Merged-by: Michael Niedermayer <michaelni at gmx.at>
>> Signed-off-by: Michael Niedermayer <michaelni at gmx.at>
>> Signed-off-by: Timothy Gu <timothygu99 at gmail.com>
>> ---
>> doc/codecs.texi | 4 +++-
>> 1 file changed, 3 insertions(+), 1 deletion(-)
>> 
>> diff --git a/doc/codecs.texi b/doc/codecs.texi
>> index 74dd775..61dd46a 100644
>> --- a/doc/codecs.texi
>> +++ b/doc/codecs.texi
>> @@ -1076,7 +1076,9 @@ Interlaced video, bottom coded first, top displayed first
>> @end table
>> 
>> @item skip_alpha @var{integer} (@emph{decoding,video})
>> -causes alpha plane not to be decoded, like "gray" which skips chroma.
> 
>> +Set to 1 to disable processing alpha (transparency). This works like
> 
> Probably "decoding" is more specific in this case.

I don't mind since currently it's only for decoding and it might never be used for anything else, though I could imagine that if someone for some strange reason needed to encode a video with alpha plane but all-opaque it could be used to do this more efficiently as well...