[MPlayer-dev-eng] [PATCH]: reduce vsync wait in VDPAU

Reimar Döffinger Reimar.Doeffinger at stud.uni-karlsruhe.de
Wed Feb 25 13:05:08 CET 2009


On Wed, Feb 25, 2009 at 11:09:09AM +0100, Dan Oscarsson wrote:
> This patch changes so vdpau uses 3 output surfaces, so one can be drawn
> into, one can be queued and one displayed. If mplayer get to far ahead,
> vo_vdpau will drop a frame.

According to my information, you are supposed to use the timestamps
feature of the flip queue to solve this issue. I have not yet
investigated that though, so I do not know if it is actually appropriate
for MPlayer.
Also frame-dropping is traditionally optional in MPlayer since some
people are highly allergic to it.
I changed the code so the number of output surfaces can be adjusted, but
increasing that alone does not really seem to help any.



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