[digiKam-users] exiv2 corrupted image metadata

[Gilles Caulier]

Exiv2 is  a C++ low level library
ExifTool is a Perl CLI tool.

Implementations are completely different and not dependent.

Gilles Caulier



Le dim. 21 nov. 2021 à 19:41, Hans-Peter Huth <hans-ph at web.de> a écrit :

> On Sun, 21 Nov 2021 16:10:52 +0100
> Maik Qualmann <metzpinguin at gmail.com> wrote:
>
> > I have downloaded about 10 sample images of the Sony A77II from the web,
> > none of them have the problem. It is possible that a few bits "fell over"
> > during the transfer or on the SD card. Maybe the previous version of
> > Exiv2 was more tolerant.
>
> Well, could be, but why then exiftool seems to work correctly?
>
> I'll report to exiv2 as you proposed.
>
> HP
>
> >
> > Maik
> >
> > Am Sonntag, 21. November 2021, 15:42:39 CET schrieben Sie:
> > > I can reproduce the problem with my native digiKam version, same error
> > > message. A test with the AppImage from digiKam-7.3.0, which contains a
> > > slightly older version of Exiv2, shows no problems with the image.
> > > A test with the Exiv2 CLI tool shows the same error message. Since the
> > > problem can be reproduced well with the CLI tool from Exiv2, report the
> > > problem with the test image to Exiv2 on Github.
> > >
> > > Maik
> > >
> > > Am Sonntag, 21. November 2021, 14:25:19 CET schrieb Hans-Peter Huth:
> > > > On Sun, 21 Nov 2021 13:56:14 +0100
> > > > Gilles Caulier
> > > > <caulier.gilles at gmail.com>
> > > >
> > > > wrote:
> > > > > Same here under Linux Mageia and Centos. No problem with Sony and
> > > > > Fuji JPEGs.
> > > > >
> > > > > Best
> > > >
> > > > So probably really a Manjaro issue. If Maik doesn't have a better
> > > > idea, i'll post a question into the Manjaro forum.
> > > >
> > > > HP
> > > >
> > > > > Gilles
> > > > >
> > > > > Le dim. 21 nov. 2021 à 13:06, Maik Qualmann
> > > > >
> > > > > <metzpinguin at gmail.com> a écrit :
> > > > > > I'm here on openSUSE Tumbleweed also on Exiv2-0.27.5 and can't
> > > > > > find any
> > > > > > problems. Can you send a corresponding image to my private mail,
> > > > > > from which
> > > > > > metadata can no longer be read?
> > > > > >
> > > > > > Maik
> > > > > >
> > > > > > Am Sonntag, 21. November 2021, 12:31:12 CET schrieb Hans-Peter
> > > > > > Huth:
> > > > > > > Hi,
> > > > > > >
> > > > > > > after the last Manjaro stable update (i didn't notice this
> > > > > > > before), reading exif meta data seems to go wrong. Some images
> > > > > > > (JPGs) do not show any EXIF data.
> > > > > > >
> > > > > > > Starting digikam from the commandline, it says:
> > > > > > >       digikam.metaengine: Cannot load metadata from file with
> > > > > > > Exiv2 backend:
> > > > > > >
>  /home/hph/Fotos/digicam/2021/November/2021-11-20/DSC01215.JPG
> > > > > > >       (Error # 59 :  "corrupted image metadata"
> > > > > > >
> > > > > > > seems to be an issue with exiv2 which brings
> > > > > > >
> > > > > > >       Exiv2 exception in print action for file
> > > > > > >
>  /home/hph/Fotos/digicam/2021/November/2021-11-20/DSC01215.JPG:
> > > > > > >       corrupted image metadata
> > > > > > >
> > > > > > > exiv2 is Version 0.27.5
> > > > > > >
> > > > > > > exiftool (Version 12.30) however can read perfectly all fields,
> > > > > > > so i
> > > > > >
> > > > > > assume
> > > > > >
> > > > > > > the images are ok.
> > > > > > >
> > > > > > > Is this caused by a exiv2 version which is too new? Any ideas
> > > > > > > what to
> > > > > > > do?
> > > > > > >
> > > > > > > HP
> >
> >
> >
> >
> >
>
>
> --
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> (Nero Wolfe)
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>
>
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