<div dir="ltr"><div><div>Thanks Steven<br><br></div>We eventually did manage to get the ptime thing working. <br><br></div>I am assuming since we do not "open" the G729 packet we do not attract any licensing fee for packet repacking ?<br>
</div><div class="gmail_extra"><br><br><div class="gmail_quote">On Fri, May 31, 2013 at 8:05 PM, Steve Underwood <span dir="ltr"><<a href="mailto:steveu@coppice.org" target="_blank">steveu@coppice.org</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Hi,<br>
<br>
The Sangoma G.729 is a transcoder. You don't want that for ptime<br>
resolution. Decompressing and recompressing really hurts the quality. FS<br>
will repack the frames to resolve ptime mismatches, although the latency<br>
is better if you can avoid such repacking.<br>
<br>
Steve<br>
<div class="im"><br>
<br>
On 05/31/2013 09:23 PM, Ashwin Rath wrote:<br>
> Hi Steven<br>
><br>
> Yes we have tried the passthru_ptime_mismatch set to true but that<br>
> didnt solve the purpose. So we decided to try sangoma. Trouble is FS<br>
> uses the sangoma even in case of passthrough. Is there something that<br>
> can be done to use mod_G729 for passthrough and sangoma g729 for ptime<br>
> mismatch ?<br>
><br>
><br>
> On Fri, May 31, 2013 at 5:55 PM, Steven Ayre <<a href="mailto:steveayre@gmail.com">steveayre@gmail.com</a><br>
</div><div><div class="h5">> <mailto:<a href="mailto:steveayre@gmail.com">steveayre@gmail.com</a>>> wrote:<br>
><br>
> First have you tried passthru_ptime_mismatch=true yet? It's not<br>
> the default used by the passthrough mod_g729 codec.<br>
><br>
> Only one module can be loaded at a time to provide a given codec<br>
> (ie mod_g729 or mod_com_g729 or mod_sangoma_codec). Internally<br>
> perhaps the sangoma module would avoid licenses, but they would<br>
> need to clarify. AFAIK mod_com_g729 only uses a license when<br>
> required, simple 729-729 bridges still use passthrough, but I<br>
> don't know how ptime affects that. It's be easy to test though -<br>
> load it without any licenses and try a 729-729 call with differing<br>
> primes and see it the call gets through.<br>
><br>
> -Steve<br>
><br>
><br>
><br>
> On Friday, May 31, 2013, Ashwin Rath wrote:<br>
><br>
> Thanks Anthony ,<br>
><br>
> Looks like we would need to purchase a G729 license for<br>
> Freeswitch or use a Sangoma card. Is there some configuration<br>
> which tells Freeswitch to use the card ( or the software codec<br>
> ) only in case of a ptime mismatch so that we could save on<br>
> the licensing fee only for calls that actually need ptime<br>
> conversion ?<br>
><br>
><br>
> On Tue, May 28, 2013 at 8:21 PM, Anthony Minessale<br>
> <<a href="mailto:anthony.minessale@gmail.com">anthony.minessale@gmail.com</a>> wrote:<br>
><br>
> Set the variable passthru_ptime_mismatch=true on both legs<br>
> of the call. That's the best we can do. If that doesn't<br>
> work you'll need licenses.<br>
><br>
><br>
><br>
><br>
> On Tue, May 28, 2013 at 9:12 AM, Ashwin Rath<br>
> <<a href="mailto:ashwinrath@gmail.com">ashwinrath@gmail.com</a>> wrote:<br>
><br>
> Hi<br>
><br>
> I am trying to configure FS as a B2BUA which can do<br>
> ptime conversions between the ingress and egress leg.<br>
><br>
> The question is, if both legs have G729 as the codec<br>
> but ptime 20 on one and 30 on another, would i still<br>
> need to get the licensed mod_com_g729 or can it work<br>
> with the passthrough mod_g729. I already tried it out,<br>
> but it doesnt seem to work.<br>
><br>
> Is there some configuration needed for this ?<br>
><br>
> --<br>
> Thegrid<br>
><br>
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</div></div></blockquote></div><br><br clear="all"><br>-- <br>Ashwin Kumar Rath<br>
</div>