[asterisk-users] G.722: ast_channel_make_compatible failure

Steve Underwood steveu at coppice.org
Fri Oct 5 10:45:21 CDT 2007


Brian West wrote:
> I would like to point out that G.722 is a really awesome codec for 
> wideband.  Asterisk has some changes that will need to be made to 
> support variable audio rates.  We did this in FreeSWITCH from the 
> start.  I think Asterisk will be doing similar things to bridge an 8k 
> to 16k channel via resample.  FreeSWITCH can already do this so you 
> could use FreeSWITCH in conjunction with Asterisk to solve this for 
> now.  FreeSWITCH can also do Wideband conferencing.  In addition you 
> can mix and match 8k and 16k conference participants.  Just thought I 
> would throw that out there as a way to bridge the gap.
Its not that great. MP3 at the same bit rate would be considerably 
better. :-) It is, however, unencumbered and not massively heavy in 
compute load.

Steve



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