[Bug 229662] New: AutoCorrection "Equalize" fails for some PNGs

https://bugs.kde.org/show_bug.cgi?id=229662

           Summary: AutoCorrection "Equalize" fails for some PNGs
           Product: digikamimageplugins
           Version: unspecified
          Platform: unspecified
        OS/Version: Linux
            Status: NEW
          Severity: normal
          Priority: NOR
         Component: general
        AssignedTo: [hidden email]
        ReportedBy: [hidden email]


Version:           unknown (using 4.4.1 (KDE 4.4.1), Arch Linux)
Compiler:          gcc
OS:                Linux (i686) release 2.6.32-ARCH

Some PNGs of mine are not able to use the "Equalize" autoCorrection filter.
See attached screenshot.
According to "git bisect" the commit
http://websvn.kde.org/?revision=1091019&view=revision is responsible for that
issue.

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Andi Clemens <[hidden email]> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
          Component|general                     |Auto-Colors
            Version|unspecified                 |1.3.0




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--- Comment #1 from Andi Clemens <andi clemens gmx net>  2010-03-06 10:21:33 ---
Created an attachment (id=41373)
 --> (http://bugs.kde.org/attachment.cgi?id=41373)
Equalize not working

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[Johannes Wienke-3]

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--- Comment #2 from Johannes Wienke <languitar semipol de>  2010-03-06 10:31:06 ---
I can confirm this also for jpegs. I think this isn't related to the file
format at all.

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--- Comment #3 from Andi Clemens <andi clemens gmx net>  2010-03-06 10:47:15 ---
I can only see it for this PNG, but it might be unrelated to the file format.

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[Gilles Caulier-4]

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Gilles Caulier <[hidden email]> changed:

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                 CC|                            |[hidden email]




--- Comment #4 from Gilles Caulier <caulier gilles gmail com>  2011-11-16 14:28:36 ---
Andi, Johannes,

I never reproduced this problem on my computer.

Do you have an image to hack ?

Gilles Caulier

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--- Comment #5 from Andi Clemens <andi clemens googlemail com>  2011-11-16 21:31:20 ---
Yes, I can provide the image from the above attachment. I will check if the bug
is still there and sent it to you via email.

Andi

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--- Comment #6 from Gilles Caulier <caulier gilles gmail com>  2011-12-17 18:54:13 ---
Andi,

This file still valid using digiKam 2.x serie ?

If yes, can you provide a file to test in my computer ?

Gilles Caulier

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--- Comment #7 from Andi Clemens <andi clemens googlemail com>  2011-12-21 00:22:47 ---
Yes, still valid. I send you a testimage via email

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[hidden email] changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
          Component|Auto-Colors                 |Tool-AutoColors
            Product|digikamimageplugins         |digikam

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