Re: [Lcms-user] Lab-Lab spac conversion?

2005-05-26 Thread Steve Upton
At 9:25 AM +0200 5/25/05, Kai-Uwe Behrmann wrote: Hi, I looked at the spec and it says nothing about the above conversion in a colour space profile. Is Lab not valid as source colour space? Lcms seems to use the A2B0/B2A0 table pair only in one direction, ignoring in the other. The result is

[Lcms-user] Lab-Lab spac conversion?

2005-05-25 Thread Kai-Uwe Behrmann
Hi, I looked at the spec and it says nothing about the above conversion in a colour space profile. Is Lab not valid as source colour space? Lcms seems to use the A2B0/B2A0 table pair only in one direction, ignoring in the other. The result is string hue casts while the gray axis remains

Re: [Lcms-user] Lab-Lab spac conversion?

2005-05-25 Thread Marti
as using Lab at all. That's not the Lab space all we are used. Regards Marti. - Original Message - From: Kai-Uwe Behrmann [EMAIL PROTECTED] To: Lcms Liste lcms-user@lists.sourceforge.net Sent: Wednesday, May 25, 2005 9:25 AM Subject: [Lcms-user] Lab-Lab spac conversion? Hi, I looked

Re: [Lcms-user] Lab-Lab spac conversion?

2005-05-25 Thread Kai-Uwe Behrmann
Am 25.05.05, 10:04 +0200 schrieb Marti: The problem is, lcms cannot guess which direction to use. Let's imagine you have a input profile from RGB to Lab, and then you connect the colorspace profile after that, finally you have an output profile implementing Lab -RGB Which direction to