problem generating RTP packets

Chuck Crisler ccrisler at mutualink.net
Fri Dec 7 06:40:56 PST 2012


I captured the wireshark trace on the generating system, before the
network. The packets are uniformly small and bad. Wireshark identifies them
as [Malformed Packet]. It seems like it has to be an issue with the packet
generation, either rtph264pay or udpsink.

On Fri, Dec 7, 2012 at 9:32 AM, Krzysztof Konopko <
krzysztof.konopko at youview.com> wrote:

> Hi Chuck,
>
> What do you mean by "doesn't work"?
> Do you mean you can't receive packets?
>
> Check the firewall rules on the destination host and make sure you use
> proper capabilities on the receiver side.
>
> Kris
>
> On 07/12/12 14:22, Chuck Crisler wrote:
> > I am trying to send video packets out onto the network using the
> following
> > pipeline. It runs without error but doesn't work. I have captured a
> > wireshark trace and the size of the RTP packets is usually 56 bytes,
> though
> > sometimes 60 bytes. Whichever size it is consistent through out the
> > session. I am using good plugins v. 0.10.23. Any ideas?
> >
> > Thank you,
> > Chuck Crisler
> >
> > #!/bin/sh
> >
> > gst-launch-0.10 v4l2src device=/dev/video0 always-copy=false !
> > 'video/x-raw-yuv,width=640,height=480' ! x264enc pass=qual quantizer=30
> > bitrate=256 ! video/x-h264 ! rtph264pay pt=96 mtu=1400 ! udpsink
> > host=192.168.10.212 port=9000
> >
> >
> >
> > _______________________________________________
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> > gstreamer-devel at lists.freedesktop.org
> > http://lists.freedesktop.org/mailman/listinfo/gstreamer-devel
> >
>
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