[FFmpeg-devel] [PATCH] add some channel layouts

Justin Ruggles justin.ruggles
Sat Apr 18 13:40:08 CEST 2009

Michael Niedermayer wrote:
> On Fri, Apr 17, 2009 at 04:53:13AM -0400, Justin Ruggles wrote:
>> Hi,
>> This patch adds convenience macros for some more channel layouts.  These
>> are needed for AC-3.
> ok if these have been checked to exist under these names and have
> been checked that no back vs. side or such mistakes have been made

I double-checked against the CAFF spec, which has a pretty good summary
of various channel layouts.  It seems that 4.0 in MPEG is L,C,R,Cs so I
have updated the patch for that.  All references to L,R,Ls,Rs just call
it 2/2.  Patch updated.


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