[filmscanners] Re: 16 to 8bit conversion - impact on editing

["" <focus@adnc.com>]

Yes, you have no reason to stay in 16-bit. Upsizing and spoting don't need the 
extra info.

(And I'm someone who generally DOES believe that 16-bit can make a difference 
in some
instances.)

Roger Krueger




Ed Verkaik wrote:

> Hello fellow scanners,
>
> After that rip-roaring 16vs8 debate way back, I had decided to keep my
> full 16bit scans, just in case.  But since we only make minor
> adjustments (most in NikonScan) and cannot foresee needing to change
> things drastically in future, I have now decided that I will save some
> space/money and convert all the TIFFs to 8bit, mainly for selling as
> stock.
>
> However, there are two things we do that might or might not be affected
> by this decision, so I'll ask.  Is there any difference in quality or
> the end result between doing it on the 16bit vs 8bit file (4000dpi)  for
> these tasks:
> - upsizing, e.g. from 40 to 55mb
> - spotting dust spots or hydro wires
>
> I wasn't sure if these two tasks only depended on resolution. All other
> adjustments will be made on the 16bit file before converting it, but
> these two steps are easier if done later on the 8bit file.
>
> Thanks for any advice.
>
> Ed Verkaik
>

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