[Users] codec translation

Atle Samuelsen clona at cyberhouse.no
Thu Feb 15 11:19:37 CET 2007


Hi Guys,

Just qurious.. How intrested are you guys in a very simple transcoder,
wich is based on rtpproxy ? 

- Atle

* Andreas Granig <andreas.granig at inode.info> [070215 11:09]:
> Hi,
> 
> rtpproxy and mediaproxy do media-relaying and OpenSER does SIP routing. Both have nothing to do with codecs, which are 
> negotiated end-to-end. So yes, OpenSER and rtpproxy/mediaproxy do support G729 in a sense that they allow UACs to communicate 
> with G729. If you want to transcode between codecs (e.g. G711 <-> G729), you need - as Daniel already said - a transcoder 
> like Asterisk.
> 
> Andreas
> 
> raviprakash sunkara wrote:
> >Hello Daniel ,
> >I'm Also Having the Same doubt on g729 Codec,
> >I'm  using RTPproxy with Nathelper ,
> >OpenSER and RTP proxy does  media signaling when the Call is Established,
> >My main question is
> >Is RTP proxy support the G729, with OpenSER,
> >With out using the Transcoder ( Asterisk ) How can OpenSER signals the G729 Codec.
> >On 2/15/07, *Daniel-Constantin Mierla * <daniel at voice-system.ro <mailto:daniel at voice-system.ro>> wrote:
> >    Hello,
> >    you need a transcoder in the middle. OpenSER does only signaling, so it
> >    is not able to transcode. Asterisk, for example, does.
> >    Cheers,
> >    Daniel
> >    On 02/15/07 10:57, tusker keg wrote:
> >     > Howdy
> >     >
> >     > I have a situation  I hope you guys will help me out with
> >     >
> >     > I am receiving  call from a VOIP  peer  (SIP Call) and the peer can
> >     > only send them as G711.
> >     > I need to redirect to call to another voip peer over the wan and due
> >     > to bandwidth considerations I need to translate the codec to g729.
> >     >
> >     > Any ideas on how to do this,
> >     >
> >     > Sample config file will be help
> >     >
> >     > Regards
> >     >
> >     > ./Tusker
> >     >
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> >-- 
> >Thanks and Regards
> >Ravi Prakash Sunkara
> >ravi.sunkara at hyperion-tech.com <mailto:ravi.sunkara at hyperion-tech.com>
> >M:+91 9985077535
> >www.hyperion-tech.com <http://www.hyperion-tech.com>
> >Client and Parent company :- www.august-networks.com <http://www.august-networks.com>
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