The idea would be to write a babl extension that links to lcms (or a similar lib), and uses that to do conversions under the hood. babl should not require lcms, so it would be conditionally compiled when lcms is present. -- drawoc On Sun, Jan 13, 2013 at 7:27 PM, Graeme Gill <graeme2@xxxxxxxxxxxxx> wrote: > Michael Henning wrote: >> I want a generic mechanism to >> take any ICC profile and turn it into a babl format. Øyvind indicated >> that this is similar to how indexed formats already work (take a >> palette and turn it into a babl format), so this wouldn't need vast >> amounts of new code. > > Take a look at the ICC file format. It is not something simple > like a palette, it has about 34 different tag types, many of which > are non-trivial to parse, represent and use. (The ICC also has > a number of addition tag types such as floating point and spectral > data tags waiting in the wings.) Why would you want to write (and > maintain in the face of ICC format changes) duplicates of all the > proven and tested logic that already exists in libraries like lcms, > icclib etc. to parse and interpret ICC profiles ? > > If you want to tag a colorspace when it is defined by an ICC profile, > then the simplest thing to do is to tag it with the ICC profile. Store > (or reference) the profile. Use all the existing ICC format code > out there. Don't start on a mountain of a project to turn an ICC profile > into some other format, unless you have an absolutely compelling reason, > and lots of time on your hands... > > Graeme Gill. > > _______________________________________________ > gimp-developer-list mailing list > gimp-developer-list@xxxxxxxxx > https://mail.gnome.org/mailman/listinfo/gimp-developer-list _______________________________________________ gimp-developer-list mailing list gimp-developer-list@xxxxxxxxx https://mail.gnome.org/mailman/listinfo/gimp-developer-list
