[FFmpeg-devel] [PATCH] Document the preset files system

[Michael Niedermayer]

On Sun, Sep 28, 2008 at 11:36:46PM +0200, Stefano Sabatini wrote:
> Hi,
> as in subject.
> 
> BTW, currently ffmpeg looks for preset files in these directories:
> 
>     const char *base[3]= { getenv("HOME"),
>                            "/usr/local/share",
>                            "/usr/share",
>                          };
> 
> I think it would make sense to also look in $prefix/share/ffmpeg, for example
> if I install in /opt/ then it should look in /opt/share/ffmpeg (this
> will also require to export the prefix value in config.h).
> 
> Regards.
> -- 
> FFmpeg = Furious Free Mastering Pitiful Exploitable Guru

> Index: doc/ffmpeg-doc.texi
> ===================================================================
> --- doc/ffmpeg-doc.texi	(revision 15451)
> +++ doc/ffmpeg-doc.texi	(working copy)
> @@ -780,6 +780,35 @@
>  Set the initial demux-decode delay.
>  @end table
>  
> + at section Preset files
> +
> +Preset files are specified with the @code{vpre}, @code{apre} and
> + at code{spre} options.
> +
> +Preset files contains a sequence of @var{option}=@var{value} pairs,
> +one for each line, which specify a sequence of options which would be
> +awkward to specify on command line. Also, preset files support #
> +comments starting at the beginning of the line. Check the
> + at file{ffpresets} directory in the FFmpeg source tree for examples.
> +

> +Preset files should be terminated by the @code{.ffpreset} suffix. When

this sounds odd
anyway iam fine with the patch once one of the english experts approves it.

[...]
-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

Freedom in capitalist society always remains about the same as it was in
ancient Greek republics: Freedom for slave owners. -- Vladimir Lenin
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