[mdlug] Try to avoid annoying geeks

Peter Bart peter at petertheplumber.net
Tue Sep 1 12:23:27 EDT 2009


On Tue, 1 Sep 2009 11:12:23 -0400
"Ingles, Raymond" <Raymond.Ingles at compuware.com> wrote:

> 
>  There's been a rash of petty thefts in our office. Loose change in
> unlocked drawers or, in my case, a little ceramic jar, has gone
> missing over the last couple of weeks. Petty... but annoying. So I
> dug out my old crappy webcam, and I've rigged up a motion-triggered
> security system in my cube.
> 
>  I had to do some juggling with the drivers, first off. My "OmniVision
> Technologies, Inc. OV511+ WebCam" (according to lsusb) needed the
> ov51x-jpeg driver instead of the ov511 driver. Easy enough:
> 
> apt-get update
> apt-get install ov51x-jpeg-source module-assistant
> module-assistant a-i ov51x-jpeg
> 
>  Next I blacklisted the ov511 driver, and added the "force_palette=4"
> module option after some experimentation. That got the camera working
> with v4l. Then, mostly following the directions here:
> http://infectedproject.wordpress.com/2007/06/26/set-up-a-webcam-security
> -system/ I got things working. I found that the only video output that
> seems to work is mpeg4 - mpeg1 and msmpeg, though listed in the config
> file, don't seem to agree with ffmpeg, the encoder it uses.
> 
>  I don't have any strong hope that I'll actually catch someone... but
> it's been fun to play with, and easy enough that I'll look into
> setting one up at my wife's bakery.
> 
>  Normally I let my script pick a random .sig, but the following was
> too appropriate:
> 
>  Sincerely,
> 
>  Ray Ingles                                   (313) 227-2317
> 
>  "Meddle not in the affairs of sysadmins, for they are quick
>    to violence, and have no need for subtlety." - Anonymous

	This might be a bit much for what you want to do, but very
	interesting: <http://linuxmce.org/>
-- 
Peter The Plumber sm
Sent from a mobile Internet Tablet



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