On Sun, Mar 10, 2013 at 2:37 PM, Ulrich Pegelow <[email protected]> wrote: > Am 10.03.2013 13:29, schrieb Pascal de Bruijn: >>> >>> https://www.dropbox.com/sh/pq9vprixfvco6c5/WZnCjCSAlR >> >> The behavior of the lensfun module is a bit strange indeed, as I can't >> select another lens at all... >> > > The problem seems to be that we do a lensfun search with LF_SEARCH_LOOSE > when we try to find a lens. I don't know what lensfun does exactly then, > but I assume it will just try to find the closest match, whatever that > is. In this case it is: > > lens: A-Serien Linsen, maker: Carl Zeiss, model: VCL-MHG07a > > That's way off. All is still OK in the beginning, as long as the camera > name is not set manually. The camera is not found, because we are > looking for an exact camera match. If module lens correction does not > get an exact match in the database no correction is applied. > > As soon as the camera is manually selected, our module assumes all is > good and a correction is done. However, with the wrong choice of a lens :( > > I was not involved, but we probably do the loose search in order to > overcome variations in writing when in comes to the lens names. Probably > it was found that all too often a lens was not detected although it was > existing in the database with a slightly different spelling. > > Not sure how we can overcome this situation. One solution could be a > blacklist of lens names which libexiv2 will typically report if the > photo was taken with a pure mechanical lens. If the lens is one of those > we avoid any automatic detection. I fear that the blacklist might get > quite long. On my system for the two incumbent files the lens is > reported with a German string, even if I start darktable with LANG=C. > Different cameras will have different strings etc.
Well, the thing I find particularly strange is, that manual selection gets disabled as well... Regards, Pascal de Bruijn ------------------------------------------------------------------------------ Symantec Endpoint Protection 12 positioned as A LEADER in The Forrester Wave(TM): Endpoint Security, Q1 2013 and "remains a good choice" in the endpoint security space. For insight on selecting the right partner to tackle endpoint security challenges, access the full report. http://p.sf.net/sfu/symantec-dev2dev _______________________________________________ Darktable-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/darktable-users
