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From: Julian Elischer <julian@elischer.org>
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To: Achilleas Mantzios <achill@matrix.gatewaynet.com>
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Cc: freebsd-multimedia@freebsd.org, Mark Tinguely <tinguely@casselton.net>
Subject: Re: Zoneminder and multichannel cards
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Achilleas Mantzios wrote:
> I have successfully (and painfully!) managed to get correct quality video out 
> of ZoneMinder zoneminder-1.22.3, on 6.2-RELEASE-p4 with the LMLBT4M card.
> (card info on http://www.linuxmedialabs.com/product_details.php?prodid=320).
> 
> However i cant instantiate a second instance of the video capture daemon of 
> zoneminder (zmc), because of a "/dev/bktr0: Device busy" error.
> 
> Is it possible to open /dev/bktr0 from two programms at the same time?

I thought that that card only had one video channel, and that it switched the
video inputs .