I don't think it's a BSplayer bug!
Maybe, you should look at your DivX5.02 decoder settings.
It's known to have
some issues. And it's recommanded not to check "Smoth playback" and "Double buffering" in the decoder properties quality settings.
Here is the
DivX.com FAQ answer
But maybe it's not the codec you're using, then explain what your tears are? What codec?
Hope it helps...