[FFmpeg-devel] [PATCH] tools: add make_chlayout_test perl script.

Michael Niedermayer michaelni at gmx.at
Fri Aug 24 18:20:34 CEST 2012

On Fri, Aug 24, 2012 at 01:24:36PM +0200, Nicolas George wrote:
> L'octidi 8 fructidor, an CCXX, Michael Niedermayer a écrit :
> > this but i think it should be commited, nistead of rotting on the ML
> > it should be quite usefull
> I think so too, but it depends on ffmpeg being able to dump the list of
> channel names (FL=front left, LFE=low frequency, etc.) and channel layouts
> ("2.1"=FL+FR+LFE, etc.), and Stefano and I have different opinions on the
> best way of doing it:
> Stefano's argument is that they are two technically distinct lists and
> therefore should logically be printed separately.
> My argument is that the individual channel names and predefine channel
> layouts are used in the same circumstances and can even be used together
> (-channel_layout stereo+BC), and so it is convenient for the user to print
> them together.
> We were kind of waiting on a third opinion about the most convincing
> argument, and then it got forgotten. If this is decided one way or another,
> I can update the two patches quite soon.

I think both viewpoints are equally valid.

Maybe there could be a ffmpeg -(channel)layouts that prints all the
layouts including single channel layouts that have names
and a
-channel(_)names that prints just the individual channels (possibly
in the same format using the same code)


Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

Frequently ignored awnser#1 FFmpeg bugs should be sent to our bugtracker. User
questions about the command line tools should be sent to the ffmpeg-user ML.
And questions about how to use libav* should be sent to the libav-user ML.
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