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From: Michael Smith <msmith@atrad.adelaide.edu.au>
Message-Id: <199611020821.SAA06781@genesis.atrad.adelaide.edu.au>
Subject: Re: http://www.winnow.com
To: luigi@labinfo.iet.unipi.it (Luigi Rizzo)
Date: Sat, 2 Nov 1996 18:51:43 +1030 (CST)
Cc: james@miller.cs.uwm.edu, hasty@rah.star-gate.com, hackers@freebsd.org,
multimedia@freebsd.org
In-Reply-To: <199611020541.GAA07909@labinfo.iet.unipi.it> from "Luigi Rizzo" at Nov 2, 96 06:41:43 am
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Luigi Rizzo stands accused of saying:
> they say they have an onboard compressor (details unknown to me) that
> allows transferring 352x284x24x24fps (and the equivalent NTSC format)
> at about 1.1MB/s over the ISA bus. Since even with the Meteor one
...
> board, and the fact -- they say -- that both audio and video are
> extremely simple peripherals using I/O ports only. No int, no DMA
> --> extremely simple driver (good for didactical purposes).
... but useless for anything we might want to do.
How do you propose to move 1.1M/sec off an ISA card with no interrupt
or DMA? Poll the rotten thing? You have got to be kidding. Unless
this card has _gobs_ of memory on it, it's just more PC trash.
> Luigi
--
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