Thumbnail smooth scaling in filepicker
Summary:
The scaling of thumbnail previews in the Open/Save dialog was done with the fast transformation that looked out of place and ugly.
This uses the same scaling method as Dolphin to look consistent and nice too.
BUG: 345578
FIXED-IN: 5.46
Test Plan:
Before:
After:
Dolphin for reference uses smooth transformation:
Reviewers: Frameworks, VDG, ngraham, elvisangelaccio, rkflx
Reviewed By: VDG, ngraham, rkflx
Subscribers: cfeck, broulik, ngraham, Frameworks
Tags: Frameworks
Maniphest Tasks: T8552
Differential Revision: https://phabricator.kde.org/D12385