Re: filmscanners: 1:1024 range 8-bit linearly encoded

[Tony Sleep]

On Sun, 14 Jan 2001 18:58:19 -0500  Rick Trelles ([EMAIL PROTECTED]) wrote:

> Sorry, Tony, but it looks like yes, you can. Just multiply by 255/1024 
> and round to integer each 1:1024 value. You have your data 8-bit, 
> linearly coded. Then, when you want to use it, just multiply by 
> 1024/255. Your range is preserved, you only *lost resolution* by a 
> lower bit enconding.

Cart before horse:) You can do whatever you like once it's digitised, but I'm talking 
about mapping an analogue voltage ratio to bit values. 

Regards 

Tony Sleep
http://www.halftone.co.uk - Online portfolio & exhibit; + film scanner info & 
comparisons