Hi, please read the usermanual:
http://www.darktable.org/usermanual/ch03s02s10.html.php There are some dedicated sections on your topic (3.2.10.2 and 3.2.10.3). Ulrich Am 03.06.2015 um 20:02 schrieb Christophe Vescovi: > After a long time without upgrading my system, I have gone from DT 1.4.2 > to DT 1.6.6. > I have noticed a problem with the Tone Curve Tool, that create very bad > purple color zone even when set completly flat. > > You can see an example image here : > http://chris.stingray.free.fr/tmp/dt_purple.png > The raw is from a Sony Nex 6. > > I have tried the unstable ppa (I am using Ubuntu) and the problem is the > same. > > Since the Tone curve is quite a basic tool, I am very surprised to see > this "bug". > > Regards, > Chris > ------------------------------------------------------------------------------ _______________________________________________ Darktable-users mailing list Darktable-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/darktable-users