[SATLUG] Qs about BT787 video capture cards

Don Davis dondavis at reglue.org
Sat May 29 08:49:08 CDT 2010


This is the card I have: 
http://www.linuxmedialabs.com/product_details.php?prodid=310
lmlbt44

It uses the bt787 drivers which have been included in the kernel for a 
while.

Don Davis wrote:
> I've used a BT787 chipset from Linux Labs with Zoneminder. I haven't run the 
> system for a little while. I'll try to remember without giving 
> misinformation.
> 
> What you're doing depends on whether you want half duplex or full 
> duplex. Depending on whether your card supports full duplex at all.
> 
> How many fps do you want?
> 
> Motion detection on all four should work fine. I don't know about the 
> built-in chip used for motion detection. My setup relied on the 
> algorithms in Zoneminder comparing the stream of images.
> 
> BTW, I have the Linux Labs card (it's a few years old now but a very 
> solid piece of technology - solid heavy metal ), a nicer cctv camera, 
> and a cheap $100 camera that I'm not using. The card expands from 4 full 
> duplex ports to 8 half duplex ports. (I never used the expansion though.)
> 



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