rtpssrcdemux <-> IP address?

[Nicolas Dufresne]

Le jeudi 06 mai 2021 à 11:32 +0200, Florian Echtler via gstreamer-devel a
écrit :
> Yeah, I figured it out myself roughly 5 minutes after posting... O_o
> 
> If I dynamically connect the pad probe to the "sometimes" downstream pads of the 
> rtpssrcdemux element instead of directly to the udpsrc, then I have SSRC from 
> pad name and sender address from buffer metadata at the same time. Problem 
> solved. ;-)

Glad you figure-out! I was going to mention that the meta will still be there
after the demux, and then your sender should address should be stable (unless
you have a collision).

> 
> Best, Florian
> 
> On 06/05/2021 11:22, Florian Echtler via gstreamer-devel wrote:
> > Hello everyone,
> > 
> > I have a rather specific problem: I'm using rtpssrcdemux to split several 
> > incoming RTP streams on the same UDP port based on SSRC (obviously), and I also 
> > have a pad probe attached to the udpsrc to read the buffer metadata containing 
> > the sender address. Each bit is working fine individually, I get my separate 
> > streams for decoding and I also get the individual sender addresses.
> > 
> > However, what I can't figure out is how to link them together. I've been trying 
> > an ugly hack where I watch for a new sender address and UDP src appearing 
> > simultaneously, but that only works as long as the senders connect with a time 
> > gap in between. When two or more senders are already active when my udpsrc 
> > starts (because the order of UDP packets is random), this fails.
> > 
> > Am I overlooking something obvious? Any suggestions?
> > 
> > Best, Florian
> > 
> > _______________________________________________
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> > gstreamer-devel at lists.freedesktop.org
> > https://lists.freedesktop.org/mailman/listinfo/gstreamer-devel
> > 
> 
> 
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