Re: [Lcms-user] curveType in AToB tag

2014-07-28 Thread Marti . maria
Hi, Littlecms allows to use arbitrary stages in pipelines, but the ICC spec restricts AToB tags to only certain pipelines and certain stages. In particular, floating point tabulated curves are not supported as part of AtoB tags. You need to read the ICC spec and use only the supported

Re: [Lcms-user] curveType in AToB tag

2014-07-28 Thread Gert Van Hoey
Hello Marti, I overlooked the fact that curveType uses uint16 values and not floats. So I have to use cmsBuildTabulatedToneCurve16 instead of cmsBuildTabulatedToneCurveFloat. The code below works now. Thanks a lot for your help (and for LittleCMS in general). Best regards, Gert

[Lcms-user] curveType in AToB tag

2014-07-22 Thread Gert Van Hoey
Hello, I’m having a problem adding a curveType to an AToB tag. The code below (based on an earlier post in this mailing list) produces a profile with AToB tag containing parametric curves, as expected. But when I try to add a curve specified as a list of values (by uncommenting the commented