[argyllcms] Re: B2A vs Inverse A2B?
- From: Graeme Gill <graeme@xxxxxxxxxxxxx>
- To: argyllcms@xxxxxxxxxxxxx
- Date: Mon, 15 Aug 2011 22:39:01 +1000
Jason J. Campbell wrote:
> Thank you for this explanation. I guess the only remaining question for
> the benefit of my understanding is "what is more accurate" in terms of
> Argyll -- the B2A lookup (standard CMM method from PCS->Device) or this
> "Inverse A2B" lookup?
Hi,
The inverse A2B (for in-gamut colors using xicclu -fif) is precice within some
floating
point rounding error. You can easily check this by looking up the value in the
A2B.
Graeme Gill.
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