Apache-Talk @lexa.ru 

Inet-Admins @info.east.ru 

Filmscanners @halftone.co.uk 

Security-alerts @yandex-team.ru 

nginx-ru @sysoev.ru 

   


   


   















      :: Filmscanners
Filmscanners mailing list archive (filmscanners@halftone.co.uk)

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

[filmscanners] RE: Digital Darkroom Computer Builders?



Hi Paul,

> ...However, even in 8-bit mode, having a
> 10-bit DAC is useful because it keeps the color lookup table curves from
> introducing posterization through round-off errors.

If it's 8 bit data, you are feeding the DAC only 8 bits, if you are using a
10 bit DAC, then the lower two bits are merely set to 0.  The rounding
"error" occurs in the conversion from N bits to 8 bits, which, I believe, is
unavoidable, no matter how many bits your DAC has.

Austin

----------------------------------------------------------------------------------------
Unsubscribe by mail to listserver@halftone.co.uk, with 'unsubscribe 
filmscanners'
or 'unsubscribe filmscanners_digest' (as appropriate) in the message title or 
body



 




Copyright © Lexa Software, 1996-2009.