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Date:      Thu, 15 May 1997 20:59:53 -0400
From:      Brad Parker <brad@parker.boston.ma.us>
To:        Amancio Hasty <hasty@rah.star-gate.com>
Cc:        multimedia@FreeBSD.ORG
Subject:   Re: questions about current bt848 code 
Message-ID:  <199705160059.AAA03836@compaq.parker.boston.ma.us>
In-Reply-To: Your message of "Wed, 14 May 1997 20:52:31 PDT." <199705150352.UAA23946@rah.star-gate.com> 

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Amancio Hasty wrote:
...
>Also you should be able to get vic going with very little problems
>Just use grabber-meteor.cc and change the reference to meteor0 to bktr0
>or whatever bt848 device you have created.
...

You said this (and I believed it :-) so I tried it.  I got a really
ugly green image with lots of pretty purple dots (it reminded me of my
college days).  Does it work for you?

vic-2.8 wants to use YUV_PACKED mode.  It looks like there is
dma-program support for this in the current driver but no pixfmt, so
"oformat_meteor_to_bt()" failes w/-1 (I verified this - it happens in
my driver).

There's also a comment in the code to the effect that pixel formats
for YUV_422 and YUV_PACKED are missing...  I'm not sure how to fix this
but I'll look into it.

any insights?

I added entries to the mapping tables to get the right dma program
to be built (that was easy), but still produced a nice green image
(only 1/2 of an image, oddly) with purple highlights.

ps: thanks for the tip on the S3 card & xfree86 - I'm going to get xfree86a
and try the new "anti snow" fix




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