[Lcms-user] setting/updating the profile creation date

2012-07-31 Thread Frank Vyncke
Hi, Is it possible to change the profile creation data using lcms. I see that I can get it, and I also see that it is set if you create a profile placeholder, but there does not appear to be an API to set the creation date? Am I missing something? Frank

[Lcms-user] Pre and post linearisation curves artifacts?

2012-07-31 Thread Kai-Uwe Behrmann
After the recent discussion about linear to gamma conversions, I added support inside the Oyranos lcms2 module. That option brings a good improvement. Already normal sized CLUT's give visibly improved results. While moving the image around inside the Oyranos example image viewer, I observed

Re: [Lcms-user] profile corrupt after update

2012-07-31 Thread Frank Vyncke
On 31 Jul 2012, at 14:59, Maria, Marti wrote: because I extract the CurveSets from the original tag. […] other data (like CurveSet) are indeed extracted from the read pipeline and inserted in the new one Here is the issue. Two pipelines are sharing same stage. When one is set

[Lcms-user] Calibrating variable dot printers...

2012-07-31 Thread Alex
Hey I'm looking writing a custom calibration tool and I'm stumped at a couple things. Apparently printers can be calibrated with density measurements, lightness, brightness and I'm sure there are more. I'm choosing to go with brightness derived from XYZ using the Brightness, Chroma, Hue model. Has