[Freeswitch-docs] Jitterbuffer

Sun Nov 15 02:19:43 MSK 2015

it can be a number of ms min and max or a number of packets min and max,
max is optional.

1p:25p
20:150
1p
20

At any time after its runnint it can be debug:<level> to change debugging

On Sat, Nov 14, 2015 at 1:55 PM, Bote Man <bote_radio at botecomm.com> wrote:

> OK, I just watched the Wednesday conference video during which Brian
> demonstrated the jitter buffer. I caught it live, but got in late.
>
>
>
> Does the new jb only apply to Opus with FEC turned on? Or all codecs that
> support FEC? Or all codecs, period?
>
>
>
> It would help me immensely if I had a list of current commands that are
> applicable to the jitter buffer, as Brian says that there are incorrect
> ones that need to be cleaned out. I’m only fair to middling at reading
> source code and figuring out what’s happening.
>
>
>
> I saw on the video he typed “1p” at the end of a jb command and a guy on
> the mailing list just offered a similar construct in a thread discussing
> the jb, which puzzled both of us.
>
>
>
> Thanks.
>
>
>
> Bote
>
>
>
>
>
> *From:* freeswitch-docs-bounces at lists.freeswitch.org [mailto:
> freeswitch-docs-bounces at lists.freeswitch.org] *On Behalf Of *Anthony
> Minessale
> *Sent:* Saturday, 14 November, 2015 10:57
> *To:* FreeSWITCH Docs Team
>
> *Subject:* Re: [Freeswitch-docs] [Freeswitch-users] Jitterbuffer
>
>
>
> Its there under the cluecon weekly from a few weeks ago.
>
>
>
> http://youtube.com/freeswitch
>
> On Friday, November 13, 2015, Bote Man <bote_radio at botecomm.com> wrote:
>
> This is a good idea, except which docs are invalid now?
>
>
>
> I added the use-jb-lookahead under a new section about Opus and the note
> at the bottom of the Confluence page from ”Bipin”, but don’t know what to
> delete, if anything.
>
>
>
> I looked for on YouTube for your excellent demo of the new jitter buffer
> performance but it’s not up there yet; I was hoping it had some of the new
> stuff outlined on a screen capture.
>
>
>
> Thanks.
>
>
>
> Bote
>
>
>
>
>
> *From:* freeswitch-docs-bounces at lists.freeswitch.org [mailto:
> freeswitch-docs-bounces at lists.freeswitch.org] *On Behalf Of *Brian West
> *Sent:* Friday, 13 November, 2015 12:45
> *To:* FreeSWITCH Users Help; FreeSWITCH Docs Team
> *Subject:* Re: [Freeswitch-docs] [Freeswitch-users] Jitterbuffer
>
>
>
> We probably need to wipe confluence clean of the incorrect jitter buffer
> docs now that its been completely rewritten in the past few months.
>
>
>
> On Thu, Nov 12, 2015 at 4:06 AM, Ola Bäckström <Ola.Backstrom at loxysoft.se>
> wrote:
>
> Dragos,
>
>
>
> Your example to enable jitter buffering uses the letter ”p”. Is that a
> typo or does it indeed mean something?
>
> >  You can enable the Jitter Buffer in the dial plan:
> >  <action application="set" data="jitterbuffer_msec=2p:25p:"/>
>
> I see no such usage in the documentation at
> https://freeswitch.org/confluence/display/FREESWITCH/JitterBuffer , but
> just “60:200:20”.
>
>
>
> Best regards
>
> /Ola
>
>
>
> *From:* freeswitch-users-bounces at lists.freeswitch.org [mailto:
> freeswitch-users-bounces at lists.freeswitch.org] *On Behalf Of *Dragos
> Oancea
> *Sent:* den 12 november 2015 10:14
> *To:* freeswitch-users at lists.freeswitch.org
> *Subject:* Re: [Freeswitch-users] Jitterbuffer
>
>
>
> Hi Josh,
>
> Use FS master, it has a new audio Jitter Buffer.
>
> Then you can use Opus with this setting in the codec config:
> <param name="use-jb-lookahead" value="1"/> .
> The other side must be sending FEC so you could profit from it.
>
>
> You can enable the Jitter Buffer in the dial plan:
> <action application="set" data="jitterbuffer_msec=2p:25p:"/>
> And then enable PLC :
> <action application="set" data="rtp_jitter_buffer_plc=true"/>
>
> Regards,
> Dragos
>
>
> On 11/12/2015 07:51 AM, Josh Richesin wrote:
>
> Hello,
>
> I am running FreeSwitch for our small Wireless ISP.   Obviously, as a
> wireless ISP and ITSP, we have a lot of jitter and some packet loss.  Have
> a few questions for this setup.
>
> 1) What is the best codec to use when there is going to be jitter and some
> packetloss?
>
> 2) The ATA's that we are using have adaptive jitter buffers, should I
> enable jitterbuffer on Freeswitch as well?  If so, should it be via sofia
> profiles?
>
> The problem that I am trying to solve is this...
>
> Our voice customers on our freeswitch have a lot of issues with "calls
> breaking up"  When they use another voice provider, like say vonage or
> something running off of a metaswitch, they do not have the same issues.
>
> Any help with this would be appreciated!  Thanks in advance.
>
> Josh
>
>
>
>
>
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>
> --
>
> *Brian West*
> brian at freeswitch.org
>
> *Twitter: @FreeSWITCH , @briankwest*
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> --
>
> Anthony Minessale II       ♬ @anthmfs  ♬ @FreeSWITCH  ♬
>
>
>
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-- 
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