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Date:      Thu, 14 May 1998 02:42:42 +0200 (MET DST)
From:      Luigi Rizzo <luigi@labinfo.iet.unipi.it>
To:        msh@FreeBSD.ORG (Mark Hittinger)
Cc:        freebsd-multimedia@FreeBSD.ORG
Subject:   Re: BT848 and VBI data
Message-ID:  <199805140042.CAA22433@labinfo.iet.unipi.it>
In-Reply-To: <199805132238.PAA04779@hub.freebsd.org> from "Mark Hittinger" at May 13, 98 03:38:31 pm

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> I am also very interested in an ability to pull raw vbi data out of a video
> feed (say cspan) and pass the raw data to a user level program for decoding
> and/or processing :-)
> 
> Has anyone addressed that capability yet?  How much CPU power does it
> appear to take if you have ?  :-)

i did that, and depending on how you do it it takes a lot of CPU to do
the resampling of video data. See the old stuff at
http://www.iet.unipi.it/~luigi/FreeBSD.html -- references to teletext

	luigi
-----------------------------+--------------------------------------
Luigi Rizzo                  |  Dip. di Ingegneria dell'Informazione
email: luigi@iet.unipi.it    |  Universita' di Pisa
tel: +39-50-568533           |  via Diotisalvi 2, 56126 PISA (Italy)
fax: +39-50-568522           |  http://www.iet.unipi.it/~luigi/
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