[FFmpeg-devel] [PATCH] New vorbis channel layouts

[Michael Niedermayer]

On Thu, Jan 14, 2010 at 05:17:42PM +0100, Robert Swain wrote:
> Hello,
>
> New channel layouts have been added to the Vorbis spec [1] for 6.1 and 7.1 
> channels. Attached is a patch for adding such support to the FFmpeg 
> decoder.
>
> If you look at the spec, you should note that surround rear left/right are 
> dropped in 6.1 and surround left/right (or side left/right in FFmpeg) take 
> their place, plus surround rear centre (back centre in FFmpeg). And 7.1 is 
> just the 5.1 configuration with side left/right which appears to be the 
> standard 7.1 setup according to our definitions.
>
> Best regards,
> Rob
>
>
> [1] http://www.xiph.org/vorbis/doc/Vorbis_I_spec.html#x1-800004.3.9

>  vorbis.h      |    4 ++--
>  vorbis_data.c |   10 +++++++---
>  2 files changed, 9 insertions(+), 5 deletions(-)
> f2b305165413310ea122f7c4fd650f903c219c5c  20100114-1713-new_vorbis_channel_configs.diff

if tested&works and matches spec then ok
btw, do we have a maintainer for the vorbis decoder?

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

The educated differ from the uneducated as much as the living from the
dead. -- Aristotle 
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