[Freeswitch-users] Conference dialing and uuid

Sias Mey sias at cpdata.co.za
Tue Feb 3 06:16:21 PST 2009


Hmm ok ... Ill try that In my head though the api call to originate
shouldent block? but I assume since it does my head is wrong.

Thanks you for the explanation. I think you can put this one to bed now
:-P

On Tue, Feb 03, 2009 at 07:54:29AM -0600, Anthony Minessale wrote:
>    There is a file format called tone_stream that I was trying to explain
>    yesterday.
>    tone_stream://<teletone spec>
>    or
>    tone_stream://path=/path/to/text_file.ttml
>    you can use this to play tones anywhere a filename is supposed to go.
>    I guess loopback really is your only option if you must generate
>    ringback.
>    Typically, whatever gateway you are calling out over will go into early
>    media and start playing the real ringback.
>    You should not execute any apps during the on_ring_execute that block,
>    (playing audio etc)
>    Media has not even been established at that point and you have nobody
>    to play the audio to anyway,
>    But you will block from that point until the application you chose has
>    ended so you should only execute small apps that
>    return immediately such as setting a variable etc.
>     As for ringback I think you have the whole thing reversed in your
>    head.
>    the ringback vars etc only apply to the origination (a) leg of a call.
>    If you make an inbound call set the ringback variable and then call
>    bridge, the ringback var is parsed on that inbound leg
>    and the dialout process of the bridge app involves 2 channels the A leg
>    and the B leg.  When the B leg gets a ring indication and the A leg
>    detects it, it will begin to play the ringback sound you chose back to
>    the originator of that inbound leg.
>    In the conference or using originate situation, you are doing an
>    outbound call with no relevant inbound call, so there is nothing
>    to generate ringback to.  That's why loopback works because it cross
>    connects an outbound call back to an inbound call which gives the
>    bridge app everything it needs to be able to generate artificial
>    ringback.
> 
>    On Tue, Feb 3, 2009 at 2:25 AM, Sias Mey <[1]sias at cpdata.co.za> wrote:
> 
>      Hmmm no MOH wont work... since I am planning on pulling more than
>      just 2
>      members into the conference and I still need ringback for the later
>      members as well.
>      Is there a direct way for me to use conference <number> play
>      <audiofile>
>      to play teletone directly? or should I just records some ringing if
>      I
>      want to use that?
>      And lastly for my own sanity ;-) why would the following in a
>      on_ring_execute stop execution of the call at that point?
>      call = argv[1];
>      conf = argv[2];
>      consoleLog("info","Making ringback channel for uuid : "+
>      session.uuid
>      +"\n");
>      var ringuuid = apiExecute("originate","loopback/ringback-conf="+
>      conf +"-conf &park()")
>      //I tried with and without a exit() at the end
>      It seems to stop media detection??(not really sure about the term)
>      for the call that executes this
>      script.
>      Freeswitch doesent recognize the pickup of that call and thus it
>      doesent
>      get bridged into the conference. when I uuid_kill the call that gets
>      originated everything else starts happening again.
>      Oh Im running this in FS ver. 1.0.trunk (11226:11561M)
>      and that loopback points to
>      <extension name="ringback">
>      <condition field="destination_number"
>      expression="^ringback-conf=(.*)$">
>      <action application="javascript" data="ringback.js $1"/>
>      </condition>
>      </extension>
>      and ringback.js is
>      use("TeleTone");
>      session.answer();
>      var tts = new TeleTone(session);
>      tts.addTone("u", 400.0, 450.0, 0.0);
>      tts.addTone("r", 440.0, 480.0, 0.0);
>      var RESET = "v=2000;>=0;+=0;";
>      var UK_RING = RESET + "L=2;u(400,200);u(400,2200)";
>      var US_RING = RESET + "r(2000,4000)";
>      while(session.ready()) {
>       console_log("making UK ring\n");
>         for (x = 0 ; x < 2 ; x++) {
>             tts.generate(UK_RING);
>         }
>      }
>      A slight bastardisation of the teletone JS example.
>      I would expected the new channel that is created via a api originate
>      to
>      be completely seperate from the JS I create it in. (thats why I use
>      api
>      instead of creating a new session, although I should probably try
>      that
>      as well).
>      I use some CoreDB stuff to keep tabs on the uuid for the originated
>      call
>      so that I can uuid_kill it in the on_answer_script but as
>      mentioned...
>      the on_answer only executes after I uuid_kill the originated channel
>      in
>      the cli...
>      Thanks again guys,
>      Specially since it seems you two are always the ones that get back
>      to
>      me.
> 
>    On Tue, Feb 03, 2009 at 09:22:21AM +0200, Sias Mey wrote:
>    > Actually loopback does work.
>    > however as I said it generates a pair of extra channels.
>    >
>    > Hmmm I was trying to generate and extra call to a JS script that
>    > generated a teletone ring in an on_ring_execute for the second call
>    > however it seems to stop execution of the call itself. Event though I
>    > use api commands to originate and then transfer it into the
>    conference
>    > so that I have direct access to its uuid.
>    >
>    > I think changeing the moh might be a bit simpler however and elimite
>    > some CoreDB stuff I was doing to keep track of the calls ring
>    generating
>    > call (what a sentance).
>    >
>    > On Mon, Feb 02, 2009 at 08:01:25AM -0600, Anthony Minessale wrote:
>    > >    you could set the conference moh sound to be tone_stream:://
>    with the
>    > >    teletone spec for ring sound and it use ignore_early_media=true
>    in your
>    > >    originates so the first caller would hear ringback until the 2nd
>    one
>    > >    arrived.
>    > >
>    > >    On Mon, Feb 2, 2009 at 4:29 AM, Brian West
>    <[1][2]brian at freeswitch.org>
>    > >    wrote:
>    > >
>    > >      Loopback will not work in that case either.  If the far end
>    plays
>    > >      ringback inband you should hear that if you use the conference
>    dial
>    > >      api call.
>    > >      /b
>    > >
>    > >    On Feb 2, 2009, at 4:24 AM, Sias Mey wrote:
>    > >    > Aaah ok.
>    > >    >
>    > >    > Thanks for clearing that up.
>    > >    >
>    > >    > So using loopback is still the only real workable sollution
>    for me,
>    > >    > since that generates ringback from and alternative endpoint
>    and
>    > >    > plays it
>    > >    > into the conference.
>    > >    >
>    > >    > I might play with some javascript that streams ring into the
>    channel
>    > >    > eventually but for now the string comparisons at least get me
>    the
>    > >    > right
>    > >    > uuid.
>    > >    >
>    > >    > Thank you again,
>    > >    > Sias
>    > >
>    > >    _______________________________________________
>    > >    Freeswitch-users mailing list
>    > >    [2][3]Freeswitch-users at lists.freeswitch.org
>    > >
>    [3][4]http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
>    > >
>    UNSUBSCRIBE:[4][5]http://lists.freeswitch.org/mailman/options/freeswitc
>    h-u
>    > >    sers
>    > >    [5][6]http://www.freeswitch.org
>    > >
>    > >    --
>    > >    Anthony Minessale II
>    > >    FreeSWITCH [6][7]http://www.freeswitch.org/
>    > >    ClueCon [7][8]http://www.cluecon.com/
>    > >    AIM: anthm
>    > >    [8][9]MSN:anthony_minessale at hotmail.com
>    > >    GTALK/JABBER/[9][10]PAYPAL:anthony.minessale at gmail.com
>    > >    IRC: [10][11]irc.freenode.net #freeswitch
>    > >    FreeSWITCH Developer Conference
>    > >    [11][12]sip:888 at conference.freeswitch.org
>    > >    [12][13]iax:guest at conference.freeswitch.org/888
>    > >    [13][14]googletalk:conf+888 at conference.freeswitch.org
>    > >    pstn:213-799-1400
>    > >
>    > > References
>    > >
>    > >    1. mailto:[15]brian at freeswitch.org
>    > >    2. mailto:[16]Freeswitch-users at lists.freeswitch.org
>    > >    3.
>    [17]http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
>    > >    4.
>    [18]http://lists.freeswitch.org/mailman/options/freeswitch-users
>    > >    5. [19]http://www.freeswitch.org/
>    > >    6. [20]http://www.freeswitch.org/
>    > >    7. [21]http://www.cluecon.com/
>    > >    8. mailto:[22]MSN%3Aanthony_minessale at hotmail.com
>    > >    9. mailto:[23]PAYPAL%3Aanthony.minessale at gmail.com
>    > >   10. [24]http://irc.freenode.net/
>    > >   11. mailto:[25]sip%3A888 at conference.freeswitch.org
>    > >   12. [26]http://iax:guest@conference.freeswitch.org/888
>    > >   13. mailto:[27]googletalk%3Aconf%2B888 at conference.freeswitch.org
>    >
>    > > _______________________________________________
>    > > Freeswitch-users mailing list
>    > > [28]Freeswitch-users at lists.freeswitch.org
>    > > [29]http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
>    > >
>    UNSUBSCRIBE:[30]http://lists.freeswitch.org/mailman/options/freeswitch-
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>    >
>    >
>    > _______________________________________________
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>    > [35]http://www.freeswitch.org
>    _______________________________________________
>    Freeswitch-users mailing list
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> 
>    --
>    Anthony Minessale II
>    FreeSWITCH [40]http://www.freeswitch.org/
>    ClueCon [41]http://www.cluecon.com/
>    AIM: anthm
>    [42]MSN:anthony_minessale at hotmail.com
>    GTALK/JABBER/[43]PAYPAL:anthony.minessale at gmail.com
>    IRC: [44]irc.freenode.net #freeswitch
>    FreeSWITCH Developer Conference
>    [45]sip:888 at conference.freeswitch.org
>    [46]iax:guest at conference.freeswitch.org/888
>    [47]googletalk:conf+888 at conference.freeswitch.org
>    pstn:213-799-1400
> 
> References
> 
>    1. mailto:sias at cpdata.co.za
>    2. mailto:brian at freeswitch.org
>    3. mailto:Freeswitch-users at lists.freeswitch.org
>    4. http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
>    5. http://lists.freeswitch.org/mailman/options/freeswitch-u
>    6. http://www.freeswitch.org/
>    7. http://www.freeswitch.org/
>    8. http://www.cluecon.com/
>    9. mailto:MSN%3Aanthony_minessale at hotmail.com
>   10. mailto:PAYPAL%3Aanthony.minessale at gmail.com
>   11. http://irc.freenode.net/
>   12. mailto:sip%3A888 at conference.freeswitch.org
>   13. http://iax:guest@conference.freeswitch.org/888
>   14. mailto:googletalk%3Aconf%2B888 at conference.freeswitch.org
>   15. mailto:brian at freeswitch.org
>   16. mailto:Freeswitch-users at lists.freeswitch.org
>   17. http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
>   18. http://lists.freeswitch.org/mailman/options/freeswitch-users
>   19. http://www.freeswitch.org/
>   20. http://www.freeswitch.org/
>   21. http://www.cluecon.com/
>   22. mailto:MSN%253Aanthony_minessale at hotmail.com
>   23. mailto:PAYPAL%253Aanthony.minessale at gmail.com
>   24. http://irc.freenode.net/
>   25. mailto:sip%253A888 at conference.freeswitch.org
>   26. http://iax:guest@conference.freeswitch.org/888
>   27. mailto:googletalk%253Aconf%252B888 at conference.freeswitch.org
>   28. mailto:Freeswitch-users at lists.freeswitch.org
>   29. http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
>   30. http://lists.freeswitch.org/mailman/options/freeswitch-users
>   31. http://www.freeswitch.org/
>   32. mailto:Freeswitch-users at lists.freeswitch.org
>   33. http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
>   34. http://lists.freeswitch.org/mailman/options/freeswitch-users
>   35. http://www.freeswitch.org/
>   36. mailto:Freeswitch-users at lists.freeswitch.org
>   37. http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
>   38. http://lists.freeswitch.org/mailman/options/freeswitch-users
>   39. http://www.freeswitch.org/
>   40. http://www.freeswitch.org/
>   41. http://www.cluecon.com/
>   42. mailto:MSN%3Aanthony_minessale at hotmail.com
>   43. mailto:PAYPAL%3Aanthony.minessale at gmail.com
>   44. http://irc.freenode.net/
>   45. mailto:sip%3A888 at conference.freeswitch.org
>   46. http://iax:guest@conference.freeswitch.org/888
>   47. mailto:googletalk%3Aconf%2B888 at conference.freeswitch.org

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