[asterisk-dev] SIP/H.324M Video Gateway

Johansson Olle E oej at edvina.net
Wed Feb 18 11:58:20 CST 2009


18 feb 2009 kl. 18.41 skrev Klaus Darilion:

>
>
> Johansson Olle E schrieb:
>> 18 feb 2009 kl. 09.02 skrev mbsip:
>>
>>> I think this could be a good resource for you:
>>> http://sip.fontventa.com/
>>>
>>> So it means that Asterisk do support H.324, am i right?
>>
>> Asterisk does not support H.324. An Asterisk with patches and
>> additions from a third-party source does.
>>
>> These patches are not official Asterisk patches. The problem here is
>> not  really technichal, but a matter
>> of the definition of the product with the name "Asterisk" - which is
>> defined by Digium ;-)
>>
>> What I would like to see moving forward is a proper H.324 integration
>> in chan_dahdi and libpri instead
>> of tunneling the raw stuff through the whole PBX to an app that
>> converts it and sends the streams back.
>> To me, this kinds of break the Asterisk architecture. It works, but
>> isn't scalable. Would be better to have
>> the streams separated correctly before they're sent in to the core  
>> pbx.
>
> So what about an H.324M call which is forwarded by Asterisk as H.324M.
> If the H324M is automatically decoded/encoded in chan_dahdi/libpri,
> chan_capi, chan_misdn, ... you double the delay of the video call.
>
> Any ideas how to solve this?

local bridge in chan_dahdi?

/O



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