Ok I never tested with kamilio. Probably someone can assist here using kamilio.
Thanks. On Tue 20 Feb, 2018, 8:12 PM Denys Pozniak, <[email protected]> wrote: > But I use *rtpengine_answer("codec-mask-opus codec-transcode-PCMA")* and > as I understand it should mask opus in OK and enable transcoding to PCMA. > "Change your config in side A to take only PCMA effective." - yes, I > tested and it works well, but it is out of my scenario. > > On 20 February 2018 at 14:54, Gopalakrishnan N <[email protected]> wrote: > >> Yes correct. RTP is good since the OPUS codec is available in both the >> sides its getting negotiated. Change your config in side A to take only >> PCMA effective. >> >> On Tue, 20 Feb 2018 at 18:05 Denys Pozniak <[email protected]> >> wrote: >> >>> Thank you for the answer, but from "SDP" point of view everything looks >>> OK, I think issue is with my config or transcoding engine: >>> >>> Side A INVITE-> Proxy/Rtpengine: >>> >>> v=0 >>> o=- 3543840537 1 IN IP4 >>> s=SIPPER for PhonerLite >>> c=IN IP4 side_a >>> t=0 0 >>> m=audio 55062 RTP/AVP 107 8 >>> a=rtpmap:107 opus/48000/2 >>> a=rtpmap:8 PCMA/8000 >>> a=ssrc:1792443851 >>> a=sendrecv >>> >>> Proxy/Rtpengine OK -> Side A: >>> >>> v=0 >>> o=- 3728121777 3728121778 IN IP4 >>> s=pjmedia >>> b=AS:50 >>> t=0 0 >>> a=X-nat:0 >>> m=audio 30254 RTP/AVP 8 >>> c=IN IP4 rtpengine >>> b=TIAS:32000 >>> a=rtpmap:8 PCMA/8000 >>> a=sendrecv >>> a=rtcp:30255 >>> >>> So here must be PCMA in direction from Proxy/Rtpengine -> Side A, but >>> I have opus. >>> >>> >>> >>> >>> >>> >>> >>> On 20 February 2018 at 12:41, Gopalakrishnan N <[email protected]> wrote: >>> >>>> Hi Denys, >>>> >>>> Am not much user of Kamilio, but am from Telecom background. The reason >>>> for your case is, in side A you have OPUS and in side B already OPUS is >>>> available and since both has the same codec as first priority it will >>>> negotiate itself with same codec and then it will look for other priority. >>>> Remove OPUS from side A and it will automatically go into transcoding mode. >>>> >>>> On Tue, 20 Feb 2018 at 16:17 Denys Pozniak <[email protected]> >>>> wrote: >>>> >>>>> Hello! >>>>> >>>>> Please explain how to achive next: >>>>> >>>>> Side A supports: >>>>> OPUS >>>>> PCMA >>>>> >>>>> Side B supports: >>>>> OPUS >>>>> PCMA >>>>> PCMU >>>>> >>>>> I need to transcode in direction A->B from PCMA to OPUS? >>>>> So should be like this: >>>>> A(PCMA) -> (PCMA)Rtpengine(OPUS)->B(OPUS) >>>>> >>>>> I configured like this: >>>>> rtpengine_offer("codec-mask-PCMA codec-transcode-opus"); >>>>> rtpengine_answer("codec-mask-opus codec-transcode-PCMA"); >>>>> >>>>> But leg from Rtpengine to A has wrong codec (OPUS): >>>>> https://drive.google.com/file/d/14GAIt8lL7Igj9S95b_RS6CXtmGVhjLa1/view >>>>> >>>>> >>>>> >>>>> >>>>> On 19 February 2018 at 13:56, Richard Fuchs <[email protected]> >>>>> wrote: >>>>> >>>>>> On 2018-02-19 05:48 AM, Denys Pozniak wrote: >>>>>> >>>>>>> Hello! >>>>>>> >>>>>>> Small note. >>>>>>> In case of opus use: codec-transcode-opus (opus is lowercase). >>>>>>> >>>>>> >>>>>> As explained in the readme, the format generally follows the SDP >>>>>> format, including specifying sample rate and number of channels. As an >>>>>> additional parameter, the bitrate can be specified for codecs that >>>>>> support >>>>>> it. >>>>>> >>>>>> Examples: >>>>>> >>>>>> transcode-speex/32000 >>>>>> >>>>>> transcode-opus/48000/2/64000 >>>>>> >>>>>> >>>>>> Cheers >>>>>> >>>>>> _______________________________________________ >>>>>> Kamailio (SER) - Users Mailing List >>>>>> [email protected] >>>>>> https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users >>>>>> >>>>> >>>>> >>>>> >>>>> -- >>>>> >>>>> BR >>>>> Denys Pozniak >>>>> _______________________________________________ >>>>> Kamailio (SER) - Users Mailing List >>>>> [email protected] >>>>> https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users >>>>> >>>> >>>> _______________________________________________ >>>> Kamailio (SER) - Users Mailing List >>>> [email protected] >>>> https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users >>>> >>>> >>> >>> >>> -- >>> >>> BR >>> Denys Pozniak >>> _______________________________________________ >>> Kamailio (SER) - Users Mailing List >>> [email protected] >>> https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users >>> >> >> _______________________________________________ >> Kamailio (SER) - Users Mailing List >> [email protected] >> https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users >> >> > > > -- > > BR > Denys Pozniak > _______________________________________________ > Kamailio (SER) - Users Mailing List > [email protected] > https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users >
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