May I conclude that you're using video in the semi-proffesional domain and not
in
the consumer domain?

Cheers,
Ralph

[EMAIL PROTECTED] wrote:
> 
> >  1) A 120 minutes movie on a DVD takes less than 4GB, that comes down
> >     to less than 35MB per minute!
> 
> Yep, and you'll notice that DVD videos are only consumer releases, since
> although they're better than VHS (which is actually the worst form of  video
> storage, they are actually very high compression.  the DVD video artifacts
> are hard to notice, because MPEG-2 compresses using GOP (groups of
> pictures), whereas I think DV is on a frame by frame basis, which is much
> quicker, and thus is (was if you're right about the ompression) more
> feasable for on the fly in camera use.  Also, there is very heavy
> compression on the audio of DVDs, I'm sure you've heard it, whereas there is
> none on DV.
>
> >  2) Somewhere I heard the MDCam uses the same compression as DVD Video,
> 
> Well, the data size matches roughly, so that could be possible.
> 
> >  3) Are you sure its 10 minutes for 2 GBytes and not 10 minutes on 2
> >     Giga Bits?
> 
> Absolutely certain.  I edit with it, data space is always foremost on my
> mind.
> 
> >DVD based video recorders for the home consumer are starting to be
> >introduced. I'm sure people will accept that quality!
> 
> I'm inclined to say that DV is better than DVD, but i still haven't had a
> chance to look at DVDs on TV, so i really can't.  but once again, these
> releases are for the /consumer/ market.


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Ralph Smeets        Functional Verification Centre Of Competence -  CMG
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