[Freeswitch-users] mod_avmd

Tue Jul 24 08:11:56 MSD 2012

Bernard, welcome to FreeSWITCH!

Can you fix my Uverse? Lol

Brian Foster
Endigo Computer LLC

Sent from a mobile device.
On Jul 23, 2012 11:31 PM, "Bernard Fluixa" <fluixab at bellsouth.net> wrote:

> Michael - I'll select syntax highlighting in my next pastebin. I replaced
> PlayAndGetDigits with session:streamFile and handler now kicks off for both
> DTMF and beep detection cases. Regarding chapter 7,
> the PlayAndGetDigits warning you're talking about is at page #139 of the
> book…
>
> Thanks for your help.
>
> Bernard
>
> On Jul 23, 2012, at 7:37 PM, Michael Collins wrote:
>
> Well posted - nicely done for a self-proclaimed n00b. For better
> readability you might want to try selecting syntax highlighting, kinda like
> http://pastebin.freeswitch.org/19580.
>
> If I had to wager a guess as to what's going on I'd say
> <shameless_plug>you didn't get the FreeSWITCH 'bridge book' and read
> chapter 7<shameless_plug>. At first blush I'd say that your DTMFs are
> getting eaten by play_and_get_digits. Maybe try playback instead? And read
> chapter 7 - there's an example in there about reading digits w/ the input
> callback function.
>
> As far as the avmd stuff goes I'm not sure at this point. If I get a sec
> I'll tinker with it and see if I can replicate.
>
> -MC
>
> On Mon, Jul 23, 2012 at 4:03 PM, BF <bfmtl at hotmail.com> wrote:
>
>> It's my very first pastebin. I hope this is what you're expecting:
>> http://pastebin.freeswitch.org/19579
>>
>> On Jul 23, 2012, at 6:40 PM, Michael Collins wrote:
>>
>> Can you pastebin the entire script?
>> -MC
>>
>> On Mon, Jul 23, 2012 at 3:38 PM, Bernard Fluixa <fluixab at bellsouth.net>wrote:
>>
>>> Hello,
>>>
>>> I can start mod_avmd and it detects voicemail beep when calling my
>>> cellphone. However, when I pickup the phone and press a key to use IVR, I
>>> would like to stop mod_avmd. I copied the input callback example from
>>> FreeSWITCH Wiki. My issue is that my input handler is never triggered,
>>> neither when I key a DTMF nor when beep is detected.
>>>
>>> *1) My handler is: *
>>> function onInput(s, type, obj)
>>>     if (type == "dtmf") then
>>>         avmd_result = 1;
>>> if ( debug_mode > 0 ) then
>>> print("onInput - Human detected");
>>>  end
>>>         return "break";
>>>     end
>>>     if (type == "event" ) then
>>>         avmd_result = 2;
>>> if ( debug_mode > 0 ) then
>>> print("onInput - Voicemail detected");
>>>  end
>>>         avmd_result = 2;
>>>         return "break";
>>>     end
>>> end
>>>
>>> *2) To start mod_avmd, play file and collect digits:*
>>> * session:setInputCallback("onInput");*
>>> * session:execute("avmd","start");*
>>>
>>> digits = session:playAndGetDigits(…….);
>>>
>>> *3) To stop mod_avmd:*
>>> session:execute("avmd","stop");
>>>
>>>  *4) Output when keying DTMF (*3 in this case). Input handler does not
>>> kick off upon DTMF: *
>>> EXECUTE sofia/external/+19543307528 avmd(start)
>>> 012-07-23 18:13:28.025981 [INFO] mod_avmd.c:538 <<< AVMD v=0.073060
>>> f=0.900987 1147.172790Hz sma=0.090099 sqa=0.081178 >>>
>>> ...
>>> 012-07-23 18:13:30.492866 [INFO] mod_avmd.c:538 <<< AVMD v=0.052551
>>> f=0.764130 972.920758Hz sma=0.076413 sqa=0.058389 >>>
>>> 2012-07-23 18:13:30.586854 [DEBUG] switch_rtp.c:3795 RTP RECV DTMF *:800
>>> 2012-07-23 18:13:30.605660 [INFO] mod_avmd.c:538 <<< AVMD v=0.067196
>>> f=0.864073 1100.171521Hz sma=0.086407 sqa=0.074662 >>>
>>> …
>>> 2012-07-23 18:13:30.998715 [INFO] mod_avmd.c:538 <<< AVMD v=0.030803
>>> f=0.585023 744.874518Hz sma=0.058502 sqa=0.034225 >>>
>>> 2012-07-23 18:13:31.085676 [DEBUG] switch_rtp.c:3795 RTP RECV DTMF 3:640
>>> ...
>>> 012-07-23 18:13:36.645609 [INFO] mod_avmd.c:538 <<< AVMD v=0.030380
>>> f=0.580996 739.747695Hz sma=0.058100 sqa=0.033756 >>>
>>>
>>> *5) Output when beep is detected - Mod_avmd stops output after beep
>>> detection but input handler does not kick off*
>>> 2012-07-23 18:04:04.992856 [INFO] mod_avmd.c:538 <<< AVMD v=0.000048
>>> f=0.812668 1034.721179Hz sma=0.811125 sqa=0.657971 >>>
>>> 2012-07-23 18:04:04.992856 [INFO] mod_avmd.c:561 <<< AVMD - Beep
>>> Detected >>>
>>>
>>> What am I missing?
>>>
>>> Thank you
>>>
>>> Bernard
>>>
>>>
>>>
>>>
>>> On Jul 23, 2012, at 2:16 PM, Bernard Fluixa wrote:
>>>
>>> OK. I'm clear now. Thanks again.
>>> On Jul 23, 2012, at 1:17 PM, Michael Collins wrote:
>>>
>>> Precisely.
>>> -MC
>>>
>>> On Mon, Jul 23, 2012 at 9:59 AM, Bernard Fluixa <fluixab at bellsouth.net>wrote:
>>>
>>>> Michael,
>>>>
>>>> Thank you or your response. So it is my responsibility to do whatever
>>>> needs to be done while mod_avmd attempts to detect a beep and to manually
>>>> stop it after a beep as been detected or after a certain timeout. Correct?
>>>>
>>>> Bernard
>>>>
>>>>
>>>>
>>>>
>>>> On Jul 23, 2012, at 11:59 AM, Michael Collins wrote:
>>>>
>>>> Bernard,
>>>>
>>>> Keep in mind that avmd is non-blocking, that is, it won't cause your
>>>> dialplan or script to pause while it is attempting to detect the beep. Your
>>>> dialplan will keep doing what it normally does, and if avmd detects a beep
>>>> then it will throw an event which you catch and handle in your onInput
>>>> function.
>>>>
>>>> -MC
>>>>
>>>> On Mon, Jul 23, 2012 at 6:47 AM, BF <bfmtl at hotmail.com> wrote:
>>>>
>>>>> Hello,
>>>>>
>>>>> I'm trying to use it from a Lua script. My understanding is that
>>>>> mod_avmd detects beep from voicemail systems and is CPU intensive, please
>>>>> correct me if I'm wrong.
>>>>>
>>>>> The Lua example at FreeSWITCH Wiki is
>>>>> local human_detected = false;
>>>>> local voicemail_detected = false;
>>>>>
>>>>> function onInput(session, type, obj)
>>>>>     if type == "dtmf" and obj['digit'] == '1' and human_detected ==
>>>>> false then
>>>>>         human_detected = true;
>>>>>         return "break";
>>>>>     end
>>>>>
>>>>>     if type == "event" and voicemail_detected == false then
>>>>>         voicemail_detected = true;
>>>>>         return "break";
>>>>>     end
>>>>> end
>>>>>
>>>>> session:setInputCallback("onInput");
>>>>> session:execute("avmd","start");
>>>>> In order to implement this example, the script must wait for the beep
>>>>> to be detected or not to process the case accordingly. What is no beep is
>>>>> detected? How can I prevent called party to hear only silence while
>>>>> potential beep detection is being executed?
>>>>>
>>>>> Thank you
>>>>>
>>>>> Bernard
>>>>>
>>>>> _________________________________________________________________________
>>>>> Professional FreeSWITCH Consulting Services:
>>>>> consulting at freeswitch.org
>>>>> http://www.freeswitchsolutions.com
>>>>>
>>>>> 
>>>>> 
>>>>>
>>>>> Official FreeSWITCH Sites
>>>>> http://www.freeswitch.org
>>>>> http://wiki.freeswitch.org
>>>>> http://www.cluecon.com
>>>>>
>>>>> Join Us At ClueCon - Aug 7-9, 2012
>>>>>
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>>>>>
>>>>
>>>>
>>>>
>>>> --
>>>> Michael S Collins
>>>> Twitter: @mercutioviz
>>>> http://www.FreeSWITCH.org
>>>> http://www.ClueCon.com
>>>> http://www.OSTAG.org
>>>>
>>>>
>>>>
>>>> _________________________________________________________________________
>>>> Professional FreeSWITCH Consulting Services:
>>>> consulting at freeswitch.org
>>>> http://www.freeswitchsolutions.com
>>>>
>>>> 
>>>> 
>>>>
>>>> Official FreeSWITCH Sites
>>>> http://www.freeswitch.org
>>>> http://wiki.freeswitch.org
>>>> http://www.cluecon.com
>>>>
>>>> Join Us At ClueCon - Aug 7-9, 2012
>>>>
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>>>>
>>>>
>>>>
>>>> _________________________________________________________________________
>>>> Professional FreeSWITCH Consulting Services:
>>>> consulting at freeswitch.org
>>>> http://www.freeswitchsolutions.com
>>>>
>>>> 
>>>> 
>>>>
>>>> Official FreeSWITCH Sites
>>>> http://www.freeswitch.org
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>>>> http://www.cluecon.com
>>>>
>>>> Join Us At ClueCon - Aug 7-9, 2012
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>>>>
>>>
>>>
>>> --
>>> Michael S Collins
>>> Twitter: @mercutioviz
>>> http://www.FreeSWITCH.org
>>> http://www.ClueCon.com
>>> http://www.OSTAG.org
>>>
>>>
>>> _________________________________________________________________________
>>> Professional FreeSWITCH Consulting Services:
>>> consulting at freeswitch.org
>>> http://www.freeswitchsolutions.com
>>>
>>> 
>>> 
>>>
>>> Official FreeSWITCH Sites
>>> http://www.freeswitch.org
>>> http://wiki.freeswitch.org
>>> http://www.cluecon.com
>>>
>>> Join Us At ClueCon - Aug 7-9, 2012
>>>
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>>>
>>> _________________________________________________________________________
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>>> http://www.freeswitchsolutions.com
>>>
>>> 
>>> 
>>>
>>> Official FreeSWITCH Sites
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>>>
>>> Join Us At ClueCon - Aug 7-9, 2012
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>>>
>>>
>>> _________________________________________________________________________
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>>> http://www.freeswitchsolutions.com
>>>
>>> 
>>> 
>>>
>>> Official FreeSWITCH Sites
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>>>
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>>>
>>
>>
>> --
>> Michael S Collins
>> Twitter: @mercutioviz
>> http://www.FreeSWITCH.org
>> http://www.ClueCon.com
>> http://www.OSTAG.org
>>
>>
>> _________________________________________________________________________
>> Professional FreeSWITCH Consulting Services:
>> consulting at freeswitch.org
>> http://www.freeswitchsolutions.com
>>
>> 
>> 
>>
>> Official FreeSWITCH Sites
>> http://www.freeswitch.org
>> http://wiki.freeswitch.org
>> http://www.cluecon.com
>>
>> Join Us At ClueCon - Aug 7-9, 2012
>>
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>>
>>
>>
>> _________________________________________________________________________
>> Professional FreeSWITCH Consulting Services:
>> consulting at freeswitch.org
>> http://www.freeswitchsolutions.com
>>
>> 
>> 
>>
>> Official FreeSWITCH Sites
>> http://www.freeswitch.org
>> http://wiki.freeswitch.org
>> http://www.cluecon.com
>>
>> Join Us At ClueCon - Aug 7-9, 2012
>>
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>>
>>
>
>
> --
> Michael S Collins
> Twitter: @mercutioviz
> http://www.FreeSWITCH.org
> http://www.ClueCon.com
> http://www.OSTAG.org
>
>
> _________________________________________________________________________
> Professional FreeSWITCH Consulting Services:
> consulting at freeswitch.org
> http://www.freeswitchsolutions.com
>
> 
> 
>
> Official FreeSWITCH Sites
> http://www.freeswitch.org
> http://wiki.freeswitch.org
> http://www.cluecon.com
>
> Join Us At ClueCon - Aug 7-9, 2012
>
> FreeSWITCH-users mailing list
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> UNSUBSCRIBE:http://lists.freeswitch.org/mailman/options/freeswitch-users
> http://www.freeswitch.org
>
>
>
> _________________________________________________________________________
> Professional FreeSWITCH Consulting Services:
> consulting at freeswitch.org
> http://www.freeswitchsolutions.com
>
> 
> 
>
> Official FreeSWITCH Sites
> http://www.freeswitch.org
> http://wiki.freeswitch.org
> http://www.cluecon.com
>
> Join Us At ClueCon - Aug 7-9, 2012
>
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