Hi Chris,

Watching you now and it seems to go.

Vik :v)
On Thu, 2002-08-01 at 21:30, Chris Hellyar wrote:
> Hi-ho
> 
> Following on from the analogue dials on the computer at the fest (Which 
> I'll bring to the next meeting BTW) I've got my remote controlled webcam 
> working..
> 
> You can find the prototype at http://chris.trash.co.nz for tonight, I'll 
> move it to work tomorrow...  The interface sucks, and it's hosted on a 
> slow connection, so don't expect too much, but you can look around my 
> 'office' :-).  The image quality is a bit poor as I'm using high 
> compression on the jpeg's to help the slow line for testing...
> 
> It also dosn't do 'sessions' so it's a first-in first served for 
> controlling it, and you can fight over it.. :-).
> 
> For the Linux relevance..
> 
> It's a Creative webcam 5 plugged into a toshiba 440cdx laptop running 
> Redhat 7.3  (no gui).
> 
> The laptop runs Apache 1.3.22, and some custom C cgi stuff I've written 
> to move the camera in a small robotic 'yoke' of sorts..  Same servo 
> controller circuit that I used at the installfest for the dials.  I also 
> had to re-write part of 'webcam' which is part of xawtv as my images 
> were comming out mirror image..
> 
> It's a USB device which is supported under the kernel using the pwc 
> module, but the maintainer has a comment on his site about mirror 
> imaging which says basically 'you're not alone, but I've not fixed it' 
> so I fixed it at the app end after trying three different kernels, and a 
> custom pwc.o as well..
> 
> You're getting to the camera via a dynamic dns address which points at 
> my linux (RH7.1) based firewall machine, which nats to the laptop which 
> is on my home LAN.
> 
> I'm quite happy to go into more detail if anyone is interested in any 
> aspect of this...  I did it as a learning project, so if others can 
> learn a bit all things are good..
> 
> The theory is that I'll put it in different places around the WAN at 
> work, and people will be able to get to varoius views of the district 
> depending on where the camera is on that day.  I'll have to work on the 
> HTML first of course..
> 
> The cam will be online untill I got to bed, probably 1am ish.
> 
> Enjoy :-).


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