[FFmpeg-devel] [PATCH]Slightly improve pullup documentation

Stefano Sabatini stefasab at gmail.com
Sat Sep 21 10:37:18 CEST 2013

On date Friday 2013-09-20 02:52:57 +0200, Carl Eugen Hoyos encoded:
> diff --git a/doc/filters.texi b/doc/filters.texi

The commit message is part of the commit, and thus should be reviewed
as well.

> index eb3a493..ce40814 100644
> --- a/doc/filters.texi
> +++ b/doc/filters.texi
> @@ -6193,6 +6193,10 @@ its decisions. This filter is stateless in the sense that it does not lock
>  onto a pattern to follow, but it instead looks forward to the following
>  fields in order to identify matches and rebuild progressive frames.
> +To produce content with an even framerate, insert the fps filter after
> +pullup, use @code{fps=24000/1001} if the input frame rate is 29.97fps,
> + at code{fps=24} for 30fps and the (rare) telecined 25fps input.
> +
>  The filter accepts the following options:
>  @table @option
> @@ -6235,6 +6239,11 @@ The main purpose of setting @option{mp} to a chroma plane is to reduce CPU
>  load and make pullup usable in realtime on slow machines.
>  @end table
> +For example to inverse telecine NTSC input:

> + at example
> +-vf pullup,fps=24000/1001 

The "-vf" should be removed, or you should propose a complete ffmpeg
command line, like in other similar examples (since the documentation
is about the filter, not about ffmpeg the tool).
FFmpeg = Freak and Fantastic Monstrous Plastic Evanescent Gymnast

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