[Freeswitch-users] Codecs and things

Cavalera Claudio Luigi Claudio.Cavalera at italtel.it
Thu Jan 7 08:46:24 PST 2010


> The G.729 codec for FS is in testing, and should be out so. If you
> really want to implement your own, TI DSP code is unlikely to
> be a good
> starting point. I assume that code is fixed point. You really need a
> floating point codec to get any decent speed on a PC. Pentiums and
> Athlons lack saturating arithmetic (MMX actually has partial
> saturating arithmetic, but it isn't much use for anything but image
> processing), so a fixed point implementation ends up very slow.
> 

Hello Steve,
from what you have written it seems very unlikely that we are gonna buy
the official G.729 codec for embedded hardware?
I don't know much about it but would a MIPS32 24kf be enough? Just
speculating from here
http://www.mips.com/products/processors/32-64-bit-cores/mips32-24k/

Thanks,
Claudio


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