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Article #1009

Re: DVI questions

#1009
From: Gary Hill
Date: Tue, 26 Feb 1991 10:37
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In <1991Feb20.203009.27357@mozart.amd.com> brett@cayman.amd.com (Brett Stewart) writes:

>I have heard it touted here that self-digitization is an advantage
>of DVI over CDI.  Did I miss something, or is it no longer true for
>DVI that you either send your tapes to Princeton and pay $250 a
>minute for Intel to compress your FMV into DVI format, or you use
>the self-digitization which is low res, introduces visual artifacts,
>and consumes space faster, and therefore quite inferior to the
>quality that would be desired in a production multimedia product?

>(This information comes from Intel Publication 240694-001 which is a
>collection of article reprints)

It is possible to perform compression on the i750 if you also have the
capture board.  This gives you edit level video.  The info from
Thorn-EMI who are marketing DVI in the UK say it will do full motion
video at 10-30 fps.  Thew compression is not as good as the off line
compression which is called presentation level video, this is because
elv does not use delta frame compression, but compresses each frame
separately, as a result, the resolution is not so good for full screen
video.

Hope this helps,

Gary Hill, gjh@uk.ac.soton.ecs
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From: gjh@ecs.soton.ac.uk (Gary Hill)
Newsgroups: comp.multimedia
Subject: Re: DVI questions
Message-ID: <6938@ecs.soton.ac.uk>
Date: 26 Feb 91 10:37:52 GMT
References: <4999@mcrware.UUCP> <1991Feb13.090453.16347@abblund.se> <1252@prlhp1.prl.philips.co.uk> <1991Feb20.203009.27357@mozart.amd.com>
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