Version: 2.1 (using 4.00.80 (KDE 4.0.80 >= (KDE 4.1 Beta1), Kubuntu packages) Compiler: gcc OS: Linux (i686) release 2.6.24-17-generic Gwenview is displaying transparency in pictures as black. The following test png of a green square on a transparent background displays correctly in Dolphin's preview and in Firefox, but not in Gwenview. Transparency in this case was set in Gwenview to display as a checkerboard.
Created attachment 25404 [details] Test png
This is fixed in SVN.