Am Donnerstag, 2. Oktober 2014, 09:54:20 schrieb David Vincent-Jones:
> On Thursday, October 02, 2014 00:49 Tobias Ellinghaus wrote:
> > Am Mittwoch, 1. Oktober 2014, 12:09:41 schrieb David Vincent-Jones:
> > > I have a large number of 'persistent' uncategorized tags that I am
> > > unable
> > > to remove from the xmp file.
> > > 
> > > These tags, after being removed from the images, are not being displayed
> > > any longer with the image but remain as a part of the xmp file and will
> > > become reattached to the image once again whenever I need to re-import
> > > my
> > > entire image set.
> > > 
> > > It appears that although the database is reading correctly the xmp file
> > > is
> > > not reflecting my changes.
> > > 
> > > Any ideas?
> > 
> > Actually two:
> > 
> > 1) Are those tags also inside the actual image file?
> > 2) Are those in the XMP sidecar in a tag that we read during import, but
> > don't clear when writing the XMP again? (this might not make sense, I
> > would
> > have to re-read the code to see if we copy over from the old sidecar or
> > just the image).
> > 
> > So could you maybe provide us the XMP file and the image (or the result of
> > "exiv2 -pa <image>")?
> > 
> > > David
> > 
> > Tobias
> 
> Tobias;
> 
> I think that I have found the problem: All of the images where I am seeing
> problems are older non-raw files. They are either jpg or png files.
> When I study the exif data in the files it appears that an 'other program'
> (probably digikam) has written a 'Keyword' entry into the image's exif data.
> 
> darktable is then reading the Keyword and using it as an addition to the
> Tags. This would be fine except that the Keyword is not editable in dt.
> 
> As a test I deleted an offending tag in dt on a jpg file, removed the file
> from the data-base and then re-imported the file. The tag was back again.
> 
> When I compare the jpg/exif with the jpg.xmp I can see that the Keyword from
> the jpg/exif is dumped into both the 'subject' as well as into the
> 'hierarchicalSubject' list of the dt jpg.xmp.

OK, so it's working as intended.

> David

Tobias

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