[argyllcms] Re: Custom Illuminant

  • From: Graeme Gill <graeme@xxxxxxxxxxxxx>
  • To: argyllcms@xxxxxxxxxxxxx
  • Date: Thu, 10 Jul 2014 12:17:37 +1000

Roger Breton wrote:

> Many moons ago, Bruce Lindbloom demonstrated mathematically that g2.2 was
> better than 1.8 for everything.

1.8 is a little on the low side, but in the range of acceptable
perceptual encoding. See "An analysis of Selected Computer Intechange
Color Spaces" by James M. Kasson and Wil Plouffe, ACM Transactions on
Graphics, October 1992, Volume 11 Number 4, page 396.

Graeme Gill.

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