[Freeswitch-users] Max participants join Conference bridge

Giovanni Maruzzelli gmaruzz at gmail.com
Fri Jan 11 17:26:14 UTC 2019


On Fri, Jan 11, 2019, 17:14 Steven Ayre <steveayre at gmail.com wrote:

> Conferences will always require transcoding.
>

Yep, kind of.

IIRC.
Audio from the speaker(s) to a conference will always be transformed into
the common internal format (signed linear) to be mixed togheter (if more
than one speaker surpass the audio energy threshold), and then the result
of the speakers mix will be sent to each listening participant, transcoded
to each participant own codec.
So, if all participants have same codec, only one linear to codec is done
and the result is distributed.

Also, not sure if with one only speaker over the energy threshold, and
listeners with same codec as speaker (eg, no mix needed), maybe the speaker
is directly distributed without even transcoding to linear?
Can't remember...

Anyway, transcoding audio il not so heavy.

Transcoding video, or just mixing video, is very heavy. If you want video
conf without load, use pass through mode instead of mux. This way
(conference passthroufh mode, as opposed to.mux mode) it will just
distribute the "video floor" video stream (eg, the speaker stream) to all
participants, without noticeable load.

-giovanni


> On Wed, 9 Jan 2019 at 19:03, Giovanni Maruzzelli <gmaruzz at gmail.com>
> wrote:
>
>> On Wed, Jan 9, 2019 at 1:46 PM Ahmed Chohan <ahmedmunir007 at gmail.com>
>> wrote:
>>
>>> Hi
>>> I'm currently exploring varity of products in market that support
>>> conference service, I would like to how many participants can join each
>>> conference in freeswitch?
>>>
>>>
>> FreeSWITCH is open source, so you can connect how many calls into a
>> conference, no need for licenses.
>>
>> As per cpu load, it depends on what are you doing. Eg, will you transcode
>> or not? Audio or video too?
>>
>> No transcoding is lightest.
>>
>> If you need professional help/evaluation for your use case, look at the
>> bottom of the mail, there is the mail address.
>>
>> -giovanni
>>
>>
>>
>>
>>
>>> Please advise.
>>>
>>> --
>>> Regards,
>>>
>>> Ahmed Munir Chohan
>>>
>>> _________________________________________________________________________
>>> Professional FreeSWITCH Services
>>> sales at freeswitch.com
>>> https://freeswitch.com
>>>
>>> Official FreeSWITCH Sites
>>> https://freeswitch.com/oss
>>> https://freeswitch.org/confluence
>>> https://cluecon.com
>>>
>>> FreeSWITCH-users mailing list
>>> FreeSWITCH-users at lists.freeswitch.org
>>> http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
>>> UNSUBSCRIBE:http://lists.freeswitch.org/mailman/options/freeswitch-users
>>> https://freeswitch.com
>>
>>
>>
>> --
>> Sincerely,
>>
>> Giovanni Maruzzelli
>> OpenTelecom.IT
>> cell: +39 347 266 56 18
>>
>> _________________________________________________________________________
>> Professional FreeSWITCH Services
>> sales at freeswitch.com
>> https://freeswitch.com
>>
>> Official FreeSWITCH Sites
>> https://freeswitch.com/oss
>> https://freeswitch.org/confluence
>> https://cluecon.com
>>
>> FreeSWITCH-users mailing list
>> FreeSWITCH-users at lists.freeswitch.org
>> http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
>> UNSUBSCRIBE:http://lists.freeswitch.org/mailman/options/freeswitch-users
>> https://freeswitch.com
>
> _________________________________________________________________________
> Professional FreeSWITCH Services
> sales at freeswitch.com
> https://freeswitch.com
>
> Official FreeSWITCH Sites
> https://freeswitch.com/oss
> https://freeswitch.org/confluence
> https://cluecon.com
>
> FreeSWITCH-users mailing list
> FreeSWITCH-users at lists.freeswitch.org
> http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
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