Conference Call Using PjSIP.

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Hi David Clark,

After analyzing the lines specified by you,


      " NOTE: recording a conference...for this you use
      pjsua_conf_connect(conf_slotx, record_slot);  for all users to get
      a recording of what all users are saying.Where does record_slot
      come from.  From pjsua_recorder_get_conf_port(rec_id); and rec_id
      comes from pjsua_recorder_create(); "

I managed to create conference call between 5 users. The problem 
specified in previous mail also sorted.

Thank for your help.... :-)

Srivatsan wrote:
>
> Hi David Clark,
>
> I am now successfully created conference call between three mobiles 
> with help of you. But now i have a small problem with conferencing, 
> Which detailed below.
>
> Mobile Name : A, B and C.
>
> Step 1 : A sends invite to B and C.
> Step 2 : B and C accepts the call.
> Step 3 : Getting conf_slots of mobile B and C.
> Step 4 : Connecting to the conf_slots.
>
> Now, Whatever A speaks, it reaches B and C .
>          Whatever B speaks it reaches A.
>          Whatever C speaks it reaches A.
>
> But B and C cannot hear the conversation between them.
>
> I mean A can hear B and C. B and C can hear A. But B and C have no 
> communication between them.
>
> What could be the problem?
>
> This is the last sentence in your mail, Can you please elaborate ? i 
> think i am missing something with these sentence.
>
> NOTE: recording a conference...for this you use 
> pjsua_conf_connect(conf_slotx, record_slot);  for all users to get a 
> recording of what all users are saying.
> Where does record_slot come from.  From 
> pjsua_recorder_get_conf_port(rec_id); and rec_id comes from 
> pjsua_recorder_create();
>
>
> Srivatsan wrote:
>>
>> David Clark,
>>
>> Thanks for the Help. Its very help full for me. I can proceed with 
>> this explanation itself.
>> Thanks a lot.
>>
>> David Clark wrote:
>>>
>>> At 01:40 AM 12/24/2008, Srivatsan wrote:
>>>> Hi All,
>>>>
>>>> Any one has achieved VOIP conference calling using PjSIP in Nokia 
>>>> S60 3rd edition(Symbain OS) ?
>>>> If yes please let me know the steps involved in doing that. I have 
>>>> build an application using PjSIP for Nokia s60 Devices with VOIP 
>>>> Call , Chat, presence and lots more. Now planning to add 
>>>> conferencing calling facility in my application. Please, guide me 
>>>> to achieve it.
>>>>
>>>> Also it will be highly appreciable with some share their view who 
>>>> achieved conference call with any other platforms using PjSIP.
>>>
>>> Ok no experience with Symbain OS.  But I have done some trivial 
>>> conferencing using pjsip and gotten it to work with the pjsua media 
>>> library.
>>> Here are my observations:
>>> 1) you need the conf_slot to use connect each user.  Where do you 
>>> get that?
>>>         From the callback function
>>>         on_media_call_state(pjsua_call_id  call_id)
>>>                 you call pjsua_call_get_info(call_id, call_info); 
>>> and call_info.conf_slot has what you are looking for.
>>>
>>> The calls can be inbound or outbound, on_media_call_state() will get 
>>> called for both.  Once you have a collection of conf_slot's for each 
>>> user you want to connect in conference then you do this:
>>> pjsua_conf_connect(conf_slot1, conf_slot2); // user 1 can now talk 
>>> to user 2 but user 2 can not talk to user 1, in short a half duplex 
>>> connection
>>> pjsua_conf_connect(conf_slot2, conf_slot1); // user 2 can now talk 
>>> to user 1 so two way full duplex communication is active.
>>>
>>> NOTE: recording a conference...for this you use 
>>> pjsua_conf_connect(conf_slotx, record_slot);  for all users to get a 
>>> recording of what all users are saying.
>>> Where does record_slot come from.  From 
>>> pjsua_recorder_get_conf_port(rec_id); and rec_id comes from 
>>> pjsua_recorder_create();
>>>
>>> Hope this helps,
>>> David Clark
>>>
>>>
>>>> -- 
>>>> Thanks And Regards,
>>>> Srivatsan.D,
>>>>
>>>>
>>>> _______________________________________________
>>>> Visit our blog: http://blog.pjsip.org
>>>>
>>>> pjsip mailing list
>>>> pjsip at lists.pjsip.org
>>>> http://lists.pjsip.org/mailman/listinfo/pjsip_lists.pjsip.org
>>>
>>>
>>> _______________________________________________
>>> Visit our blog: http://blog.pjsip.org
>>>
>>> pjsip mailing list
>>> pjsip at lists.pjsip.org
>>> http://lists.pjsip.org/mailman/listinfo/pjsip_lists.pjsip.org
>>>
>>>
>>
>

-- 
Thanks And Regards,
Srivatsan.D,







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