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[filmscanners] Re: Vuescan Negative Profiles
- To: lexa@www.lexa.ru
- Subject: [filmscanners] Re: Vuescan Negative Profiles
- From: "" <EdHamrick@aol.com>
- Date: Tue, 29 Jan 2002 11:43:07 EST
- Unsubscribe: mailto:listserver@halftone.co.uk
In a message dated 1/28/2002 6:18:04 PM EST, markthomasz@ozemail.com.au
writes:
> I know Ed has based Vuescan on the PhotoCD specs, but my guess is that the
> film profiles are 'just' a black and white point setting, and then gammas
for
> the RGB channels...? (At least thats what Mirafoto has, on my Acer.)
No, the profiles are a lot more complex. They contain information about
the color sensitivity of each film dye, the sensitometric curve for
each film dye layer, and the color of each dye when developed.
Regards,
Ed Hamrick
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