[SR-Users] How to use sdp_remove_media() ?

Denys Pozniak denys.pozniak at gmail.com
Fri Nov 1 12:14:50 CET 2019


Got message in debug=3:
*13(2141) ERROR: textopsx [textopsx.c:181]: ki_msg_apply_changes(): invalid
usage - not in request route or a reply*

But definitely msg_apply_changes() is placed in request_route section.
I have just moved code part before calling record_route() function and it
helped.

Interesting, but as I remember Kamailio should display in such cases
something like below:
"...cannot apply msg changes after adding record-route header..."

Thanks for the hint.




пт, 1 нояб. 2019 г. в 11:35, Daniel-Constantin Mierla <miconda at gmail.com>:

> Hello,
>
> run with debug=3 and what the logs to see if there are error/warning
> messages.
>
> Cheers,
> Daniel
> On 01.11.19 10:26, Denys Pozniak wrote:
>
> Hello!
>
> I'm trying to remove m=video stream from incoming SIP/SDP request in th
> way below:
>
> modparam("rtpengine", "read_sdp_pv", "$avp(read_sdp_pv)")
> modparam("rtpengine", "write_sdp_pv", "$avp(write_sdp_pv)")
> ...
>   sdp_remove_media("video");
>   msg_apply_changes();
>   sdp_get("$avp(read_sdp_pv)");
>   xlog("L_WARN","[$cfg(route)] *m=video removed* ci| rb=/$rb/ \n");
>   xlog("L_WARN","[$cfg(route)] *m=video removed* ci|
> avp(read_sdp_pv)=/$avp(read_sdp_pv)/ \n");
>   rtpengine_manage("$avp(rtpengine_offer)");
>   set_body("$avp(write_sdp_pv)", "application/sdp");
>
> But no luck, xlog shows m=video in $rb and $avp(rtp_sdp_read) as well.
>
> --
>
> BR,
> Denys Pozniak
>
>
>
> _______________________________________________
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>
> --
> Daniel-Constantin Mierla -- www.asipto.comwww.twitter.com/miconda -- www.linkedin.com/in/miconda
> Kamailio World Conference - April 27-29, 2020, in Berlin -- www.kamailioworld.com
>
>

-- 

BR,
Denys Pozniak
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