[Freeswitch-users] Is there any license G729?

Edmar Cruz darklion11 at yahoo.com
Tue Jun 30 20:43:34 PDT 2009


I have 1 Fs and 1 Asterisk if G729 is available on Asterisk so i shall load
to G729 for freeswitch that needs a license?

Steve Underwood wrote:
> 
> Edmar Cruz wrote:
>> So what codec supports mobile phones?
>>   
> The main codecs used by mobile phones are:
>     GSM FR        The original GSM code, largely replaced by later 
> codecs (some VoIP stuff uses this)
>     GSM HR        The half rate codec for GSM
>     GSM EFR      A later improved full rate codec that largely replaced 
> GSM FR on GSM networks
>     AMR-NB        The current start of the art narrowband codec for GSM 
> and UMTS networks
>     AMR-WB        The wide band codec for UMTS, though most networks 
> seem to block it
>     EVRC            The main codec for the CDMA networks
> 
> Each of these codecs sounds pretty respectable, and G.729 sounds pretty 
> respectable. However, if you transcode from one to another the result 
> can be pretty bad.
> 
> Steve
> 
> 
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