[MPlayer-users] Is G400's vsync capability better than Radeon's?

Arpi arpi at thot.banki.hu
Thu Feb 28 13:17:32 CET 2002


Hi,

> > Perhaps with the Radeon, mplayer has to "sit and wait" for vsync
> > signal from the video card and load the new buffer into display
> > memory itself at that time whereas with the g400 mplayer can "queue"
> > up the buffer and the video card will take care of switching it into
> > the viewable display space on vsync.

I don't know about radeon, but mga_vid uses 4 buffers queued, and the
card switches to the next at each vsync automagically, without blocking
mplayer process. This tech. is called triple/quad buffering.
The sit-and-wait method is the double buffering.


A'rpi / Astral & ESP-team

--
Developer of MPlayer, the Movie Player for Linux - http://www.MPlayerHQ.hu




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