Bug 389721

Summary: Partial blur filter causes invalid transparency upon export
Product: [Applications] krita Reporter: Dmitrii Utkin <loentar>
Component: File formatsAssignee: Dmitry Kazakov <dimula73>
Status: RESOLVED DUPLICATE    
Severity: normal CC: freebox64, halla
Priority: NOR    
Version First Reported In: 4.0.0-beta.1   
Target Milestone: ---   
Platform: Appimage   
OS: Linux   
Latest Commit: Version Fixed/Implemented In:
Sentry Crash Report:
Attachments: Archive with KRA and exported(broken) and expected results
(PNG example)

Description Dmitrii Utkin 2018-01-31 19:57:54 UTC
Created attachment 110269 [details]
Archive with KRA and exported(broken) and expected results

Regression in Krita 4. Krita 3 works correctly.

When you apply blur filter and fill part of the filter layer to apply the filter partially, it appear as expected but causes transparency errors upon export.
Comment 1 mvowada 2018-02-01 16:21:35 UTC
Created attachment 110285 [details]
(PNG example)

(Ubuntu 14.04 - Krita 4.0.0-beta1.1.appimage)

Hi, and thanks for the attachment.
It seems I'm able to reproduce the issue here (see exported PNG).
Comment 2 mvowada 2018-02-01 16:32:10 UTC
(Confirming)
Comment 3 Dmitry Kazakov 2018-04-02 15:11:08 UTC
The bug has been fixed in prerelease cycle :)

*** This bug has been marked as a duplicate of bug 390003 ***