[Mplayer-users] Picture distorsion when using MMX

havner alien at staszic.waw.pl
Sat Jun 16 12:19:24 CEST 2001

> this is very very strange. Dariusz send me his old AMD K6-2 266MHz
I have AMD K6-200MHz and I don't have any problems

> (stepping 0, so without mtrr) CPU and it works rather fine. But I can't
> use it for vide playback, because all Windows-DLL produce video out with
> completely broken picture. Color stripes (often pink...) and even worse
I have sometimes strange pink effects when using -hardframedrop on divx
files using directshow. Check it.

> effects. Same happens with mplayer if MMX is enabled. --disable-mmx
> solves the problem for the native MPEG/OpenDivX, but also make things
> slower... Same for playback with Windows, btw.
> So I thought is was MMX's fault, but the only MMXTest utility I found
> (from www.calski.com) says, there is not problem, at least not with
> "dot product", "linear combination", "add" or "scale", which all that is
> tested.
AFAIK AMD's MMX is slower than Pentium's but it should work OK


alien at boss.staszic.waw.pl
havner at wp.pl

Mplayer-users mailing list
Mplayer-users at lists.sourceforge.net

More information about the MPlayer-users mailing list