[FFmpeg-devel] [PATCH] doc: remove mention of fifo filter in the introduction.

Clément Bœsch ubitux at gmail.com
Wed Dec 19 13:01:14 CET 2012


On Wed, Dec 19, 2012 at 12:47:16PM +0100, Stefano Sabatini wrote:
> On date Wednesday 2012-12-19 03:39:04 +0100, Clément Bœsch encoded:
> > It's confusing and not necessary, especially in the introduction.
> > ---
> >  doc/filters.texi | 14 +++++++-------
> >  1 file changed, 7 insertions(+), 7 deletions(-)
> > 
> > diff --git a/doc/filters.texi b/doc/filters.texi
> > index ab7050a..d15c3c9 100644
> > --- a/doc/filters.texi
> > +++ b/doc/filters.texi
> > @@ -16,10 +16,10 @@ To illustrate the sorts of things that are possible, we can
> >  use a complex filter graph. For example, the following one:
> >  
> >  @example
> > -input --> split --> fifo -----------------------> overlay --> output
> > -            |                                        ^
> > -            |                                        |
> > -            +------> fifo --> crop --> vflip --------+
> > +input --> split ---------------------> overlay --> output
> > +            |                             ^
> > +            |                             |
> > +            +-----> crop --> vflip -------+
> >  @end example
> >  
> >  splits the stream in two streams, sends one stream through the crop filter
> > @@ -27,7 +27,7 @@ and the vflip filter before merging it back with the other stream by
> >  overlaying it on top. You can use the following command to achieve this:
> >  
> >  @example
> > -ffmpeg -i input -vf "[in] split [T1], fifo, [T2] overlay=0:H/2 [out]; [T1] fifo, crop=iw:ih/2:0:ih/2, vflip [T2]" output
> > +ffmpeg -i input -vf "[in] split [T1], [T2] overlay=0:H/2 [out]; [T1]  crop=iw:ih/2:0:ih/2, vflip [T2]" output
> >  @end example
> >  
> >  The result will be that in output the top half of the video is mirrored
> > @@ -35,8 +35,8 @@ onto the bottom half.
> >  
> >  Filters are loaded using the @var{-vf} or @var{-af} option passed to
> >  @command{ffmpeg} or to @command{ffplay}. Filters in the same linear
> > -chain are separated by commas. In our example, @var{split, fifo,
> > -overlay} are in one linear chain, and @var{fifo, crop, vflip} are in
> > +chain are separated by commas. In our example, @var{split,
> > +overlay} are in one linear chain, and @var{crop, vflip} are in
> >  another. The points where the linear chains join are labeled by names
> >  enclosed in square brackets. In our example, that is @var{[T1]} and
> >  @var{[T2]}. The special labels @var{[in]} and @var{[out]} are the points
> 
> LGTM, thanks.

Applied.

-- 
Clément B.
-------------- next part --------------
A non-text attachment was scrubbed...
Name: not available
Type: application/pgp-signature
Size: 490 bytes
Desc: not available
URL: <http://ffmpeg.org/pipermail/ffmpeg-devel/attachments/20121219/dfbb39dd/attachment.asc>


More information about the ffmpeg-devel mailing list