[dolphin] [Bug 509991] New: Dolphin does not load thumbnails in webp format embedded in mkv file

MichaƂ Walenciak <[email protected]> Sat, 27 Sep 2025 10:40:41 +0000
Newsgroups gmane.comp.kde.devel.kfm
Message-ID <[email protected]/>
https://bugs.kde.org/show_bug.cgi?id=3D509991

            Bug ID: 509991
           Summary: Dolphin does not load thumbnails in webp format
                    embedded in mkv file
    Classification: Applications
           Product: dolphin
      Version First unspecified
       Reported In:
          Platform: Other
                OS: Linux
            Status: REPORTED
          Severity: normal
          Priority: NOR
         Component: general
          Assignee: [email protected]
          Reporter: [email protected]
                CC: [email protected]
  Target Milestone: ---

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SUMMARY
Dolphin will not load and use thumbnails embedded in an mkv file for previe=
w,
if these are in webp format.

STEPS TO REPRODUCE
1. Create an mkv file with webp file embedded as thumbnail
2. Open containing directory with dolphin.

OBSERVED RESULT
Dolphin will not use embedded thumbnail, but will generate own one.

EXPECTED RESULT
Dolphin should use embedded thumbnail

SOFTWARE/OS VERSIONS
Linux/KDE Plasma: Arch Linux
KDE Plasma Version:  6.4.5
KDE Frameworks Version: 6.18.0
Qt Version: 6.9.2

ADDITIONAL INFORMATION
None

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