Re: [Lcms-user] XYZ to RGB with an ICC profile

[Marti M. <mar...@li...>]

Hi,

ICC notation needs XYZ divided times 100. Always 100, no matter which is 
Y max.

For example, D50 ( 96, 100, 82) in ICC notation is ( 0.96, 1.0, 0.82)

Regards
Marti



El 22/08/2012 17:58, Chen Xu escribió:
> Hello,
>   I'm new to color management system. In a project, I need to convert 
> XYZ values to RGB values via an ICC profile.
>   What I do is I create an XYZ profile using lcms and then simply 
> create a transform with the XYZ profile and the profile provided to 
> convert values.
>   I know that in ICC world, XYZ should be normalized. My question is 
> whether they should be devided by 100 or by the Y max ?
>   Thank you in advance.
> Regards,
>   Chen XU
>
>
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