My question now is if the TCA correction really need to be at the same focal lengths as the distortion corrections. This camera doesn't provide precise control of zoom, so I would have to generate a new set of both corrections in order for them to match.
-- junkyardsparkle On Fri, Feb 27, 2015, at 02:24, Torsten Bronger wrote: > Hallöchen! > > [email protected] writes: > > > [...] In all cases I was able to improve the results by using the > > "tca red/blue" sliders in darktable's lensfun module for fine > > adjustment. > > In this case -- which I've observed myself quite frequently -- I'd > recommend to use the slider positions and generate TCA entries like > > <tca model="poly3" focal="<focallength>" vr="<red>" vb="<blue>" /> > > Older darktable versions swapped red and blue, so check the result! > > Tschö, > Torsten. > > -- > Torsten Bronger Jabber ID: [email protected] > or http://bronger-jmp.appspot.com ------------------------------------------------------------------------------ Dive into the World of Parallel Programming The Go Parallel Website, sponsored by Intel and developed in partnership with Slashdot Media, is your hub for all things parallel software development, from weekly thought leadership blogs to news, videos, case studies, tutorials and more. Take a look and join the conversation now. http://goparallel.sourceforge.net/ _______________________________________________ Lensfun-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/lensfun-users
