[Freeswitch-users] Static and Scratchy Audio

James Mortensen james.mortensen at synclio.com
Fri Nov 15 07:58:13 MSK 2013


I also opened a ticket on the WebRTC issue tracker as I didn't find an
issue opened for the OPUS issues:
https://code.google.com/p/webrtc/issues/detail?id=2633

Hope this helps!


James


On Thu, Nov 14, 2013 at 8:45 PM, James Mortensen <
james.mortensen at synclio.com> wrote:

> Hello,
>
> Just to close the loop on this, Chrome "Stable" recently updated, which we
> determined was the cause of us "inheriting" our audio issues.  Using PCMU
> helps, as does using Canary.
>
> Thanks again for the help,
>
>
> James
>
>
>
> On Thu, Nov 14, 2013 at 1:16 PM, Michael Jerris <mike at jerris.com> wrote:
>
>> browser upgrade?  These happen pretty silently and automatically now
>> adays.
>>
>> On Nov 14, 2013, at 4:03 PM, James Mortensen <james.mortensen at synclio.com>
>> wrote:
>>
>> Hey Anthony,
>>
>> We are trying using PCMU only and will run more tests.  But one thing
>> we're confused on about opus is that we haven't changed anything since we
>> initially set this up weeks ago.  So assuming we didn't change anything,
>> and this is all **locally running** code, how would OPUS be causing a
>> problem here?
>>
>> Thanks for your help!
>>
>>
>> James
>>
>>
>>
>>
>> On Thu, Nov 14, 2013 at 11:47 AM, Anthony Minessale <
>> anthony.minessale at gmail.com> wrote:
>>
>>> HINT If you are using webrtc with FS especially in production you must
>>> stay current on latest master.
>>> 1.4 is only there to test the packaging at this stage.
>>>
>>> Try not using opus.  There seem to be some oddities with it lately.  Try
>>> using isac or pcmu.
>>> Also try setting up a call to delay_echo or to something like a
>>> conference so you can compare.
>>>
>>>
>>>
>>> On Thu, Nov 14, 2013 at 1:40 PM, James Mortensen <
>>> james.mortensen at synclio.com> wrote:
>>>
>>>> Hello,
>>>>
>>>> I have two FreeSWITCH 1.4b servers running on Amazon EC2.  Starting
>>>> yesterday, the call quality suddenly got so bad that callers from the PSTN
>>>> can't hear the other person talking.
>>>>
>>>> The setup is Chrome WebRTC -> FreeSWITCH -> PSTN (Level 3/Bandwidth.com
>>>> )
>>>>
>>>> We've cleared all users off the server and are trying to find out the
>>>> cause. We're not dropping packets on the server or the client, yet there's
>>>> problems with the audio.
>>>>
>>>> The audio issues occur with both servers, regardless of how many active
>>>> calls there are.  We don't have a problem with Chrome to Chrome peer to
>>>> peer calls, so it seems like it's a problem inside FreeSWITCH.
>>>>
>>>> Here's what we've tried:
>>>>
>>>>    - Checking for dropped packets
>>>>    - Restarting FreeSWITCH
>>>>    - Moving all users to another server so we test only with 1 active
>>>>    call.
>>>>    - Trying calls with both Level 3 as well as Bandwidth.com trunk
>>>>    providers.
>>>>
>>>> Does anyone have some ideas on what we can try next?
>>>>
>>>>
>>>> Thank you!
>>>> James
>>>>
>>>>
>>>>
>>>> _________________________________________________________________________
>>>> Professional FreeSWITCH Consulting Services:
>>>> consulting at freeswitch.org
>>>> http://www.freeswitchsolutions.com
>>>>
>>>> 
>>>> 
>>>>
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>>>>
>>>
>>>
>>> --
>>> Anthony Minessale II
>>>
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>>>
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>>>
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>>>
>>> 
>>> 
>>>
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>>>
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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
>>
>> 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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>>
>>
>
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