<div dir="ltr">Hi Brian<div><br></div><div>Am using 1.2.13+git~20130919T142456Z~6afb17a138</div><div><br></div><div>It is strange because in the debug CLI it constructs some SDP (for sending back 183 early media) which looks sane:</div>
<div><br></div><div><div>2014-01-28 14:38:05.000169 [DEBUG] mod_sofia.c:2876 Ring SDP:</div><div>v=0</div><div>o=FreeSWITCH 1390904357 1390904358 IN IP4 95.211.119.213</div><div>s=FreeSWITCH</div><div>c=IN IP4 95.211.119.213</div>
<div>t=0 0</div><div>m=audio 15528 RTP/AVP 111 101</div><div>a=rtpmap:111 opus/48000</div><div>a=rtpmap:101 telephone-event/8000</div><div>a=fmtp:101 0-16</div><div>a=ptime:20</div><div>a=sendrecv</div></div><div><br></div>
<div>then the SDP sent out is different (port is now 0 and opus is now mapped to 100). This is from the ngrep trace:</div><div><br></div><div><div>.</div><div>v=0.</div><div>o=FreeSWITCH 1390904357 1390904358 IN IP4 95.211.119.213.</div>
<div>s=FreeSWITCH.</div><div>c=IN IP4 95.211.119.213.</div><div>t=0 0.</div><div>m=audio 0 RTP/AVP 100 101.</div><div>a=rtpmap:100 opus/48000.</div><div>a=rtpmap:101 telephone-event/8000.</div><div>a=fmtp:101 0-16.</div><div>
m=video 0 RTP/AVP 19.</div></div><div><br></div></div><div class="gmail_extra"><br><br><div class="gmail_quote">On 28 January 2014 14:38, Brian West <span dir="ltr"><<a href="mailto:brian@freeswitch.org" target="_blank">brian@freeswitch.org</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">It works fine out of the box with WebRTC; you just allow OPUS on your codec list. Are you having a negotiation failure? What rev of FreeSWITCH are you using?<br>
--<br>
Brian West<br>
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On Jan 28, 2014, at 8:27 AM, Pete Kelly <<a href="mailto:pkelly@gmail.com">pkelly@gmail.com</a>> wrote:<br>
<br>
> Hi<br>
><br>
> I am trying to use the opus codec built into FreeSWITCH to talk to the pjsip library (running on an Android handset).<br>
><br>
> There seems to be very little docs on opus support within FreeSWITCH outside the original post saying Anthony has got it working in 2011?<br>
><br>
> Does anyone have any experience with using this codec with FreeSWITCH?<br>
><br>
><br>
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