digiKam 8.5 under macOS (Apple Silicon) - problem displaying HEIC of iPhone 16 pro

[Maik Qualmann]

The problem is fixed in digiKam-8.6.0, pre-release version here:

https://files.kde.org/digikam/

As a workaround for digiKam-8.5.0 you can enable reading of metadata with 
ExifTool.

Maik

Am Sonntag, 29. Dezember 2024, 12:00:39 Mitteleuropäische Normalzeit schrieb 
Anders Kamf:
> Hi,
> 
> Any news on this issue? I have the exact same problem as Manuel in digiKam
> with HEIC files from iPhone 16 pro. (I.e. contrast clipping in preview and
> full screen, but thumbnails correct).
> I'm using digiKam 8.5.0 on an Ubuntu 24.04.
> 
> Regards
> Anders
> 
> Den mån 18 nov. 2024 kl 07:26 skrev Gilles Caulier <caulier.gilles at gmail.com
> > Hi Maik,
> > 
> > libheif is also out of date in the bundle. libheif advanced quickly after
> > a few months (We use the 0.18.2 in all bundles). Look the changelog:
> > 
> > https://github.com/strukturag/libheif/releases
> > 
> > So, perhaps we need another update...
> > 
> > Best
> > 
> > Gilles
> > 
> > 
> > 
> > Le dim. 17 nov. 2024 à 22:05, Maik Qualmann <metzpinguin at gmail.com> a
> > 
> > écrit :
> >> It might be a HEIC HDR image. We might need to set the decoder options to
> >> convert HDR to 8bit.
> >> 
> >> Maik
> >> 
> >> Am Sonntag, 17. November 2024, 21:27:11 Mitteleuropäische Normalzeit
> >> schrieb
> >> 
> >> Sebastian Beer:
> >> > Dear Manuel,
> >> > 
> >> > I do not see this problem on my MacBook with most recent MacOS.
> >> > Can you explain how to reproduce this issue?
> >> > 
> >> > Best regards,
> >> > 
> >> > Sebastian
> >> > 
> >> > > Am 17.11.2024 um 21:19 schrieb Maik Qualmann <metzpinguin at gmail.com>:
> >> > > 
> >> > > This issue is not known yet. When you create a bug report, please
> >> 
> >> provide
> >> 
> >> > > the original HEIC image as a sample.
> >> > > 
> >> > > Maik
> >> > > 
> >> > > Am Sonntag, 17. November 2024, 21:09:13 Mitteleuropäische Normalzeit
> >> > > schrieb>
> >> > > 
> >> > > Manuel Bock:
> >> > >> Dear all,
> >> > >> 
> >> > >> many thanks for the first native release of digiKam supporting the
> >> 
> >> Apple
> >> 
> >> > >> own CPUs natively and extending the support of newer HEIC formats.
> >> > >> 
> >> > >> Unfortunately there still seems to be an issue with displaying (and
> >> > >> manipulating) HEIC photos of an iPhone 16 Pro. Please find enclosed
> >> 
> >> an
> >> 
> >> > >> attachments (screenshot showing digiKams preview right and Apple
> >> 
> >> preview
> >> 
> >> > >> left). As you can see, macOS preview is showing the correct photo,
> >> > >> whereas
> >> > >> digiKam preview seems to clip high tone contrasts. Surprisingly the
> >> 
> >> icon
> >> 
> >> > >> preview is not showing that wired color tones.
> >> > >> 
> >> > >> Is this a known problem?
> >> > >> - If so, do you have an y hints to make it work.
> >> > >> - Otherwise, should I open a problem ticket?
> >> > >> 
> >> > >> Nevertheless, many thanks for this milestone release (for the mac).
> >> > >> 
> >> > >> regards
> >> > >> Manuel