[FFmpeg-devel] [PATCH] Document null muxer.

Måns Rullgård mans
Tue Feb 1 01:18:02 CET 2011


Stefano Sabatini <stefano.sabatini-lala at poste.it> writes:

> ---
>  doc/muxers.texi |   13 +++++++++++++
>  1 files changed, 13 insertions(+), 0 deletions(-)
>
> diff --git a/doc/muxers.texi b/doc/muxers.texi
> index d98abef..7076959 100644
> --- a/doc/muxers.texi
> +++ b/doc/muxers.texi
> @@ -109,4 +109,17 @@ ffmpeg -i file.mpg -acodec copy -vcodec copy \
>       -y out.ts
>  @end example
>
> + at section null
> +
> +Rawvideo null video format.
> +
> +This muxer does not generate any output file, it is mainly useful for
> +testing or benchmarking purposes.
> +
> +For example to benchmark decoding with @file{ffmpeg} you can use the
> +command:
> + at example
> +ffmpeg -benchmark -i in.avi -f null out.null
> + at end example
> +
>  @c man end MUXERS
> -- 
> 1.7.2.3

Mentioning that the output file is not actually touched, but required
by the command line syntax, would be nice.  Your text sort of implies
this, but it could be made more explicit.

-- 
M?ns Rullg?rd
mans at mansr.com



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