https://bugs.winehq.org/show_bug.cgi?id=37296
--- Comment #4 from Carlo Bramini carlo.bramix@libero.it --- (In reply to super_man from comment #3)
dupe bug 23302
In my opinion, it is not. In Bug #23302, the image is drawn correctly, according to the selected background. In this bug, there is a difference how the transparency of the bitmap is handled. It does not happen in WINE, I'm running WINE programs and tools on real Windows.