Tuesday, August 9, 2011

Re: [Avid-L2] Re: Dnx220 vs. 220X file size?

 

My understanding is that the 8-bit version is better for motion and detail, and the 10-bit version is best for gradated colors. Is that generally true?

Curtis Nichols
Señor Editor
PCS Production Co.
Irving, Tx.
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________________________________
From: Pat <pat@horridge.org.uk>
To: Avid-L2@yahoogroups.com
Sent: Tuesday, August 9, 2011 4:20 AM
Subject: [Avid-L2] Re: Dnx220 vs. 220X file size?

This is a source of constant frustration.
We often have clients startingwith 8 bit content ultimately delivering on 8 bit tape or 8 bit Blu-ray who want to work at 185X because 10 bit must be better.
And trying to explain that they are gaining nothing and compressing more is very tedious.

--- In Avid-L2@yahoogroups.com, "johnrobmoore" <bigfish@...> wrote:
>
> I had guessed that there was more compression happening but I wasn't sure.  Thanks for hitting me over the head with the data rate, duh.  I won't have to think twice in the future.  Sometimes I find I don't understand everything I thought I knew so well.  ;-)
>
> --- In Avid-L2@yahoogroups.com, Dennis Degan <DennyD1@> wrote:
> >
> >
> >         On Aug 8, 2011, at 2:58 PM, John Moore wrote:
> >
> >  > A friend said he imported a CG QT file as 220 and 220X and the 
> > files are the same size. He is speculating that the 10 bit codec must 
> > have to have lower resolution in order for the file sizes to be the 
> > same.  I'm not sure what exactly he means by the same size, I can't 
> > imagine they would be exactly the same size. I'm trying to get more 
> > specifics. Would it make any sense that the 10 bit codec might allow 
> > for more efficient compression than 8 bit?  I would really doubt there 
> > would be a loss of resolution to accomodate more color depth. 
> > Ultimately the concern is image quality when resizing shots. 220X 
> > should be better than 220 for everything right?  If not I'm feeling 
> > everything I know is wrong.

[Non-text portions of this message have been removed]

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