[mdlug] Try to avoid annoying geeks

[Robert Adkins]

Good luck!

-Rob

> -----Original Message-----
> From: mdlug-bounces at mdlug.org 
> [mailto:mdlug-bounces at mdlug.org] On Behalf Of Ingles, Raymond
> Sent: Tuesday, September 01, 2009 11:12 AM
> To: mdlug at mdlug.org
> Subject: [mdlug] Try to avoid annoying geeks
> 
> 
>  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-webca
> m-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
> 
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