Empty field

[Gilles Caulier]

Hi,

I think this missing Exif field in advanced search problem is already
reported in Bugzilla. Please double check here if an entry is relevant
of your whish. If not please create a in file in bugzilla.

https://bugs.kde.org/buglist.cgi?bug_status=UNCONFIRMED&bug_status=CONFIRMED&bug_status=ASSIGNED&bug_status=REOPENED&classification=Applications&component=Searches-Advanced&product=digikam&query_format=advanced

Best regards

Gilles Caulier

Le dim. 16 nov. 2025 à 11:40, <omimet at free.fr> a écrit :
>
> Correction !!!
> The empty field value is well proposed in the listbox of the Advanced Search Tool, and work well when checked in my request number 3.
> Only the missing EXIF "Make" field (with or without EXIF section) doesn't appear in the listbox... with relevant images which can't be filtered
>
> On 16/11/2025 10:15, olivier mimet <omimet at free.fr> wrote:
> > To go deeper into how Advanced Search Tool can help me in my quest of
> > empty field, I built a test album with 4 elements in order to make some
> > tests :
> >
> > 1. Image with EXIF section, and field "Make"="NIKON" (from DSLR)
> > 2. Image with EXIF section, and "Make"=null (from ExifTool)
> > 3. Image with EXIF section, but "Make" missing (saved from SMS/MMS by
> > smartphone)
> > 4. Image without EXIF section (build from scratch by GIMP)
> >
> > I tried a lot of requests all based on the EXIF field "Make" (the
> > manufacturer of the camera) and, at this step, it seems to me so strange...
> >
> > 1. Searching for the only album name => 4 images (as expected)
> > 2. Searching for NIKON (second criteria in the main group : Photograph
> > Information/The manufacturer of the camera) => 1 image (as expected)
> > 3. Searching for all cases in the proposed listbox of Make criteria => 1
> > image (versus 3 expected)
> > 4. excluding NIKON  by adding a second search group with options
> > AND/"None of these conditions are completed" and criteria "Make"=NIKON
> > => 1 image (versus 3 expected !!!)
> >
> > What seems to me "out of MY sens" is that the case "Make = nothing" is
> > not proposed in the relevant listbox of search number 3, while it is
> > automatically excluded by the search number 4, WITHOUT ANY REQUEST FOR
> > THAT (assuming I'd tick only fulfilled field values...) ...!
> >
> > my questions :
> >
> > - is this the way of working wanted for Digikam?
> >
> > - if yes, how can I exclude the empty "Make" field values of my search
> > (I never succeed in my attempts...)?
> >
> >
> > Hope my explanations (and my English) are clear enough!
> >
> > Olivier
> >
> >
> >