[Tig] ProRes444 necessary when grading BW
Buck Bito - Movette
buck at movettefilm.com
Fri Mar 15 22:36:16 GMT 2013
The benefit would be if you're coming from 12 or 16bit source into Prores
because 444 supports up to 12 bit whereas all the 422 flavors are 10-bit
So you are right about the subsampling, but the gotcha is that you need
the 444 if you want 12-bit which allows you to theoretically go from 1024
gray values to 4096 per pixel.
---Buck Bito - Movette
On Fri, March 15, 2013 2:59 pm, David HJ. Lindberg wrote:
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> I started to wonder this week if it's necessary to use ProRes444 files
when grading something bw? I mean, I guess the most important would be
the first 4 which I've understand is the luminance. But is it even more
also have the other two fully sampled to 4 instead of going with a
> I know bw is based on the green channel which is a colored channel, so
maybe it's giving the bw better quality and more information if you're
> I may be very wrong so I wanted to hear your opinions on this one.
> Have a great weekend!
> David HJ. Lindberg
> My films: http://vimeo.com/davidhjlindberg
> My blog: http://davidhjlindberg.blogspot.com/
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