[Freeswitch-users] G.729 Media Pass-Thru

[Tim King]

What command can I use to see if trans coding is happening? I am generating
the calls from winsip and passing them to free switch which is sending them
to a SIPp instance that is just echoing back the rtp stream.

On Tue, Sep 14, 2010 at 11:08 AM, Mathieu Rene <mrene_lists at avgs.ca> wrote:

> Transcoding will only happen if it has to, if the codecs are the same on
> both channels (same type, ptime and sample rate), FreeSWITCH will just pass
> the audio frame without touching it. If you see transcoding happening,
> chances are one of those variable isn't matching.
>
> Mathieu Rene
> Avant-Garde Solutions Inc
> Office: + 1 (514) 664-1044 x100
> Cell: +1 (514) 664-1044 x200
> mrene at avgs.ca
>
>
>
>
> On 2010-09-14, at 10:40 AM, Steven Ayre wrote:
>
> Tim - are you using mod_g729 or mod_com_g729?
>
> -Steve
>
>
> On 14 September 2010 15:32, David Ponzone <david.ponzone at ipeva.fr> wrote:
>
>> Tim,
>>
>> I dont think there is any proper G729 pass-through configuration.
>> If a call is G729-passthrough, it should have (AFAIK) the same
>> CPU-footstep than G711.
>>
>> Do you have G729 licenses on the host ?
>> If yes, are you sure they are not used ?
>> Have your checked your logs for any transcoding issues ?
>> (grep ERR freeswitch.log | grep -i transcod)
>>
>>
>>  David Ponzone  Direction Technique
>> email: david.ponzone at ipeva.fr
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>>
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>>
>> Le 14/09/2010 à 16:07, Tim King a écrit :
>>
>> Can someone help point me toward proper configuration of G.729 pass
>> through. I have a system with Dual Quad Core Xeons. It will hold up 1000
>> G.711u calls no problem with cpus 80% idle, however if I switch to G.729 I
>> spike the cpu's at around 400 calls.
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