[pjsip] set flag on packet for retransmition
billg at wavearts.com
Thu Apr 14 09:56:17 EDT 2016
There isn't a mechanism to do that via RTP that I'm aware of. If the
receiver needs a key frame it requests one by sending a "picture fast
update" message via SIP INFO. PJSIP implements this mechanism. - Bill
On 4/14/2016 8:34 AM, poste9 wrote:
> I have implemented the libx264 codec for video call using pjsip and Im
> wondering if there is any way to make sure a specific packet has arrived.
> Im not talking about frames but I would like to send SEI/SPS/PPS only
> one time and make sure they arrived on the other side.
> At this moment I managed to send the packets but in a real world
> application I cant know if they will reach the other end.
> I could use something to make that signaling by myself but I would
> lose conpatibility.
> My real question is if I can set some flag on the rtp packet or maybe
> using pjmedia itself to mark the header packets and get a response
> from the other end when its all good. And of course using something
> RFC like.
> I hope I managed to explain myself and thank you all in advance.
> Visit our blog: http://blog.pjsip.org
> pjsip mailing list
> pjsip at lists.pjsip.org
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