[Freeswitch-users] Help needed with audio test setup

Victor Chukalovskiy victor.chukalovskiy at gmail.com
Fri Sep 27 23:43:47 MSD 2013


Hmm, this may work. Does it generate a channel variable once complete?

Also, I see hits a counted in frames. What are the units? 20 ms frame or 
something else?

On 13-09-27 02:57 PM, Michael Jerris wrote:
> https://wiki.freeswitch.org/wiki/Misc._Dialplan_Tools_wait_for_silence
>
> On Sep 27, 2013, at 2:34 PM, Victor Chukalovskiy 
> <victor.chukalovskiy at gmail.com <mailto:victor.chukalovskiy at gmail.com>> 
> wrote:
>
>> Clarification:
>>
>> No need to measure RTP quality. Just need to detect when a test tone 
>> changes into white noise or dead air.
>>
>> I see mod_spandsp can fire events on tone detection. Is there a way 
>> to do inverse? That is, fire event on tone loss?
>>
>> On 13-09-27 01:22 PM, Stanislav Sinyagin wrote:
>>> should be quite easy to do, probably a day of scripting.
>>> The only issue, how to measure the RTP quality in real time.
>>>
>>>
>>>
>>>
>>> ------------------------------------------------------------------------
>>> *From:* Victor Chukalovskiy <victor.chukalovskiy at gmail.com>
>>> *To:* FreeSWITCH Users Help <freeswitch-users at lists.freeswitch.org>
>>> *Sent:* Friday, September 27, 2013 6:57 PM
>>> *Subject:* [Freeswitch-users] Help needed with audio test setup
>>>
>>> Hello Community,
>>>
>>> The problem is that a 3-rd party SIP hardware causes audio isssues in
>>> less then 1% of the cases. Need to do 100's of manual test calls to
>>> identify it and bring to the vendor.
>>>
>>> Is there a quick recepie to make the following FS test setup? Should be
>>> as simple as possible. If someone has something ready-made to offer,
>>> please contact me off-list.
>>>
>>> Here is the idea:
>>>
>>> -FS generates test SIP call and keeps it up for N minutes.
>>> -One side initates the call and sends test tone at X Hz
>>> -another side (also FS) answers the call and sends test tone at Y Hz
>>> -both sides listen to the tone coming from the other side.
>>> -If tone in either direction degrades into siginificant noise or
>>> silence, FS leaves the call up indifentely long AND sends email
>>> notification "got the sucker!"
>>> -If in N minutes tone in both directions did not degrade, FS hangs up
>>> the test call and initates a new one. Infinite testing cycle until we
>>> turn it off.
>>>
>>> Thank you,
>>> Victor
>>>
>>> _________________________________________________________________________
>>> Professional FreeSWITCH Consulting Services:
>>> consulting at freeswitch.org <mailto:consulting at freeswitch.org>
>>> http://www.freeswitchsolutions.com <http://www.freeswitchsolutions.com/>
>>>
>>> 
>>>  </>
>>>
>>> Official FreeSWITCH Sites
>>> http://www.freeswitch.org <http://www.freeswitch.org/>
>>> http://wiki.freeswitch.org <http://wiki.freeswitch.org/>
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>>>
>>> FreeSWITCH-users mailing list
>>> FreeSWITCH-users at lists.freeswitch.org 
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>>>
>>>
>>>
>>>
>>> _________________________________________________________________________
>>> Professional FreeSWITCH Consulting Services:
>>> consulting at freeswitch.org
>>> http://www.freeswitchsolutions.com
>>>
>>> 
>>> 
>>>
>>> Official FreeSWITCH Sites
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>>> http://wiki.freeswitch.org
>>> http://www.cluecon.com
>>>
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>>
>> _________________________________________________________________________
>> Professional FreeSWITCH Consulting Services:
>> consulting at freeswitch.org <mailto:consulting at freeswitch.org>
>> http://www.freeswitchsolutions.com
>>
>> 
>> 
>>
>> Official FreeSWITCH Sites
>> http://www.freeswitch.org
>> http://wiki.freeswitch.org
>> http://www.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
>> 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
>
> FreeSWITCH-users mailing list
> FreeSWITCH-users at lists.freeswitch.org
> http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
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