Thanks to all! @ Mark Feit - I noticed too that Camera and Lens are duly identified in the image data (lighttable) I do not compile dt from sources but install my distribution RPMs This evening I will try to downgrade lensfun to those recommended by my package manager and will let you know.
Maurizio 2018-04-23 14:43 GMT+02:00 Mark Feit <mf...@notonthe.net>: > On 04/23/2018 03:26 AM, sturmflut wrote: > >> Could it maybe be possible that the lensfun database got corrupted on >> some systems? >> > > It's not just some systems and it's not a database problem. I've had this > problem for a long time and, figuring it was pilot error, never got around > to digging around to find the cause. > > The DT I run (2.4.1 on Linux; I will be upgrading later this spring when I > get a lull in shooting) is built from the sources against the lensfun > installed on the system, which I update (binaries and data) before > building. That leaves no chance of a version mismatch. > > DT correctly identifies the body and lens in the image information box. > The Lens Correction tool correctly recognizes my bodies (SLR and > point-and-shoot) but fails to recognize any of the lenses I use regularly: > > Nikkor AF 18-35mm f/3.5-4.5D IF-ED > Nikkor AF-S 28-300mm f/3.5-5.6G ED VR > Nikkor AF 35-70mm f/2.8D > Nikkor AF 50mm f/1.4D > Nikkor AF-S 70-200mm f/2.8G VR IF-ED > > I've checked the XML files that make up the Lensfun database, and all are > in there. I also have and use a 28-105 which is not in the database and, > as expected, isn't found and behaves the same way. > > One other thing I've noticed is that the list of choices available when > trying to select a lens manually is a subset of what's in the database. > The brands with a compatible mount show up (so I get Nikon, Tamron and > Samyang but not Canon or Olympus), but the list of lenses is incomplete > despite being in the XML. Whether this is a problem in Lensfun or DT > remains to be seen, but I'd be hard-pressed to believe that a Lensfun > failure to recognize common lenses like the 70-200 or the 50 f/1.4 would > have been left to fester for very long. > > An image that illustrates the problem on my system can be downloaded from > https://s3.wasabisys.com/darktable/lensfun.nef. > > --Mark > > > ____________________________________________________________ > _______________ > darktable developer mailing list > to unsubscribe send a mail to darktable-dev+unsubscribe@list > s.darktable.org > > ___________________________________________________________________________ darktable developer mailing list to unsubscribe send a mail to darktable-dev+unsubscr...@lists.darktable.org
