[LAD] Multi-Channel channel order

Fons Adriaensen fons at kokkinizita.net
Sun Aug 16 16:55:25 UTC 2009


On Sun, Aug 16, 2009 at 05:34:47PM +0200, Lennart Poettering wrote:

> Look for kCAFChannelBit_xxx resp. SPEAKER_xxx.
> 
> The CAF wand WAVEX channel mask is identical, however they used
> different names for the same channels. (CAF allows more flexible
> definitions via a different chunk, too though, which enables
> ambisonics). Given that both MS and Apple seem to follow this rule it
> might be a good idea to follow it too.

That would be  L R C Lfe Ls Rs.

Protools uses  L C R Ls Rs Lfe, which is the 'Dolby'
order as used in the film industry and also for AC3
encoding.

DTS and AAC use C, L, R, Ls, Rs, Lfe.

Ciao,

-- 
FA

Io lo dico sempre: l'Italia è troppo stretta e lunga.




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