[MPlayer-users] matroxfb / mgavid driver
D Richard Felker III
dalias at aerifal.cx
Mon Apr 14 08:35:31 CEST 2003
On Sun, Apr 13, 2003 at 11:18:28PM +0000, Ryan Underwood wrote:
> [Automatic answer: RTFM (read DOCS, FAQ), also read DOCS/bugreports.html]
> I have a few little problems with the mgavid driver and/or matroxfb that
> I hope someone knows something about.
> I have a G400MAX DH. I load mga_vid with option mga_ram_size=32 since it
> is mis-detected as only having 16MB RAM. My desktops are both 1280x960
> 32bpp in Xfree86 4.2.1. Framebuffer matroxfb is 1280x960.
> Linux kernel version 2.4.21-pre6.
> When I play certain movies such as the new matrix trailer, or some of the
> realplayer movies from the www.digibarn.com (as well as many others which
> I haven't bothered to list here), the desktop background on the second head
> becomes corrupted. On some movies it looks like a "negative" of the image
> that mplayer is displaying, and on others (like the matrix trailer) it becomes
> totally corrupted. Occasionally I can move a window around on the second
> desktop and "wipe away" the corruption, but most of the time I have to restart
> the second window manager in order to fix it.
> The corruption only occurs using the -vo xmga on the first head; it doesn't
> happen when using -vo x11 or sdl on either head. I am not sure about the
> mysterious workings of the mga_vid driver :D so not really sure what's happening
> here. Can anyone help?
Edit your XF86Config file to tell X you only have 24 megs of video mem
or so. Then it will avoid using the last 8, so they'll be reserved for
mga_vid and safe from corruption.
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