Mplayer-plugin fails work, if mplayer is using xmga
video output driver that is provided by mga_vid.ko.
This Linux kernel module sourcecode is available at
With this module loaded there is quick flash in upper
right corner of screen, but no video output appers in
browser window. If I unload this module, Mplayer-plugin
works again. I can use xmga driver with Mplayer when I
launch player on commandline and it works just fine.