[Lcms-user] How to specify the white point in a V2 ICC profile

2014-02-16 Thread Elle Stone
How should the following two quotes from the V2 version of the ICC specifications that is linked to on the color.org specifications page (http://color.org/icc_specs2.xalter) be interpreted? 6.4.25 mediaWhitePointTag Tag Type: XYZType Tag Signature: ‘wtpt’ (77747074h) This tag specifies the

[Lcms-user] license-encumbered sRGB profiles that can't be used with Linux or open source software

2014-02-16 Thread Elle Stone
Recently I ran across the statement that some? all? of the old Hewlett Packard sRGB profiles are encumbered by a license that might or does limit their use to certain platforms (eg Windows) and/or certain hardware and/or other assorted other possible limitations. It turns out that such a

Re: [Lcms-user] How to specify the white point in a V2 ICC profile

2014-02-16 Thread marti . maria
Hello Elle, There has been a lot of discussion about this subject and what ICC says is: - Media white point tag is intended to store the chromacity of media, i.e, the measured white of unprinted paper. - On monitor profiles, chromacity of media is always D50, independently of screen white.

Re: [Lcms-user] How to specify the white point in a V2 ICC profile

2014-02-16 Thread Graeme Gill
Elle Stone wrote: How should the following two quotes from the V2 version of the ICC specifications that is linked to on the color.org specifications page (http://color.org/icc_specs2.xalter) be interpreted? Hi, this is an old chestnut. I'm not sure how many more times I'm prepared