[Digikam-devel] [digikam] [Bug 322656] New: when opening a pic, dark areas show artefacts

[Axel Krebs]

https://bugs.kde.org/show_bug.cgi?id=322656

            Bug ID: 322656
           Summary: when opening a pic, dark areas show artefacts
    Classification: Unclassified
           Product: digikam
           Version: 3.2.0
          Platform: Ubuntu Packages
                OS: Linux
            Status: UNCONFIRMED
          Severity: normal
          Priority: NOR
         Component: Image Editor
          Assignee: digikam-devel at kde.org
          Reporter: axel.krebs at t-online.de

opening a pic with image editor.

pic is jpg from NIKON D800

image editor show blackish areas as dark blue (=my setting)

these out-darkened areas show rectangular pattern in two cases:
1.) when applying correct color automatically _and_
2.) when opening this saved pic.



Reproducible: Always

Steps to Reproduce:
1. open image editor
2. open the jpg pics, created from NIKON D800
3. correct pics color setting automatically
4. use darklight with dark blue
5. watch the rectangular pattern. 

potential risk: colored areas my show pattern in viewing/improving software

Actual Results:  
the rectangular pattern (will attach a screenshot)

Expected Results:  
for given homogeneous colored original areas, I will _never_ see any type of
pattern.

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