FW: [AG-TECH] VIC with AXIS Communications 2130 PTZ Network Camera?
Ivan R. Judson
judson at mcs.anl.gov
Mon Feb 16 22:00:06 CST 2004
If I finish the swig/python/common, this might be trivial; scary but cool
:-)
--Ivan
> -----Original Message-----
> From: owner-ag-tech at mcs.anl.gov
> [mailto:owner-ag-tech at mcs.anl.gov] On Behalf Of James Fait
> Sent: Monday, February 16, 2004 7:37 PM
> To: Markus Buchhorn
> Cc: Adam Serediuk; Wei Deng; Vic Cornell; ag-tech at mcs.anl.gov
> Subject: RE: [AG-TECH] VIC with AXIS Communications 2130 PTZ
> Network Camera?
>
> I have written a wxPython script that takes the streaming
> mjpeg and displays it at 30 fps from a AXIS 2400 video
> server, which uses the same chipset and embedded linux. It
> should be relatively easy to write a similar proxy to
> multicast this data for VIC. The format of the data on the
> net is standard tcp, with http headers, which are relatively
> easy to strip. The harder part is reformatting it to what VIC
> is expecting, and then sending it out on the multicast. I'll
> leave that as an exercise for someone else.
>
> Jim Fait
>
> On Mon, 2004-02-16 at 18:10, Markus Buchhorn wrote:
> > At 14:09 13/02/2004 -0700, Adam Serediuk wrote:
> > >As far as I know they have no multicast support. I've used
> several of
> > >the AXIS cameras for other applications, the embedded
> linux is fairly
> > >simple and allows next to zero customization.
> >
> > What is the network stream that comes out of them? The
> specs suggest motion-jpeg is the codec, but no mention of the
> transport - is it rtp?
> >
> > "It shouldn't be hard(tm)" :-) to write a proxy to grab the
> mjpeg stream (rtp or not) and remulticast it. Issues might be
> control (getting into the stream without a web browser), and
> receiver (mjpeg support is a bit thin on the ground so far,
> but there is some code out there, e.g. rtptv).
> >
> > The braver types could try and write a VfL/WDM/whatever
> driver for it that fakes it as an analogue video source for
> vic to capture, but that doesn't seem necessary here.
> >
> > Cheers,
> > Markus
> >
> >
> > Markus Buchhorn, ANU Internet Futures Group, |Ph: +61
> 2 61258810
> > Markus.Buchhorn at anu.edu.au, mail: Bldg #108 CS&IT |Fx: +61
> 2 61259805
> > Australian National University, Canberra 0200 Aust.|Mob: 0417 281429
> >
> >
> >
>
>
>
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