[Bug 797059] Not possible to have more than 1 multicast stream with the same ports (non-shared media case)

[GStreamer (GNOME Bugzilla)]

https://bugzilla.gnome.org/show_bug.cgi?id=797059

--- Comment #10 from Patricia Muscalu <patricia at axis.com> ---
(In reply to Sebastian Dröge (slomo) from comment #9)
> (In reply to Patricia Muscalu from comment #8)
> 
> > > If we want to add code that is conditional on G_OS_WIN32 then we need to
> > > make sure that the other part works fine not only on Linux but also the BSDs
> > > (including macOS).
> > 
> > What do you think about introducing a new property, bind-mcast-address (in
> > rtsp-stream), that decides what type of address the mcast socket should be
> > bound to?
> > So the default behavior would be to bind to ANY unless
> > bind-mcast-address=true.
> 
> Probably the best we can do, same property on the UDP elements for the
> internal sockets would make sense then too.

Great! I'll provide a patch.

> 
> > Setting bind-mcast-address=true restricts the mcast socket to multicast
> > traffic only.
> 
> Only for IPv4 on Linux. Try it with IPv6, it does not filter the packets
> then :) There's filtering code inside udpsrc though.

Ok. But it sounds like a bug actually. I'll check. Thanks!

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