Bug#430364: more info

Sjoerd Simons sjoerd at spring.luon.net
Sat Jun 23 23:12:32 UTC 2007

severity 430364 wishlist
retitle 430364 rtpssprc doesn't support realaudio streams

On Sat, Jun 23, 2007 at 03:31:52PM -0700, Thomas Bushnell BSG wrote:
> severity 430364 normal
> retitle 430364 rtspsrc can't demux BBC World Service stream
> thanks
> On Sat, 2007-06-23 at 22:55 +0100, Sjoerd Simons wrote:
> > The messages above are the real issue.. The rtsp server doesn't support the
> > transports that gstreamer knows about/requests.. Probably it can only serve
> > audio using RDT, which is a format invented by Real and currently not supported
> > in by gstreamer.
> This sounds as if you are simply guessing.  I can see no indication in
> the mplayer source that it supports RDT either; it supports RTP with the
> same variety of modes that gstreamer seems to.

I'm not simply guessing, the rtsp log shows that the stream transports
gstreamer tries to setup aren't supported by the server. Whether the transports
the server support is RDT or some other doesn't matter.

> Do you know how to coerce mplayer to say what transport it is using?
> (Or xine, which is also able to play the stream?)

You use wireshark to trace the rtsp traffic. The transport used seems to be

> Let's leave the bug as a real bug, and not change the title, until we
> have real evidence what is happening rather than just a guess.

My changed title was and still is the real bug. gstreamer needs support for
real servers and the transports their using.

Science is built up of facts, as a house is with stones.  But a collection
of facts is no more a science than a heap of stones is a house.
		-- Jules Henri Poincar'e

More information about the Pkg-gstreamer-maintainers mailing list