[mythtv-users] The Bigger... Disk contest, Fall 2007 edition
Jay R. Ashworth
jra at baylink.com
Thu Oct 18 14:53:45 UTC 2007
On Wed, Oct 17, 2007 at 08:18:38PM -0500, Kevin Hulse wrote:
> > "MPEG2 doesn't compress very well, and almost no one's making MPEG4
> > hardware tuners."
>
> Clean MPEG2 compresses VERY well. Splitting up things like
> closed captions and subtitles and extra audio tracks is a much
> bigger bother than "MPEG2 doesn't compress very well".
>
> Effective MPEG2 compression of movies (as opposed to TV whether
> it's recorded or off of DVDs) does take a heap big amount of cpu time.
> The resulting files take more brute force to decode too.
>
> But I wouldn't exactly say that MPEG2 doesn't compress well.
"MPEG2 doesn't compress noisy analog OTA well."
:-)
Yes, illegally leaked digital-all-the-way network stuff is 175MB/half-hour
but the stuff *we* record is twice that. Or more.
Cheers,
-- jra
--
Jay R. Ashworth Baylink jra at baylink.com
Designer The Things I Think RFC 2100
Ashworth & Associates http://baylink.pitas.com '87 e24
St Petersburg FL USA http://photo.imageinc.us +1 727 647 1274
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