[mythtv-users] Playback performance
Brian J. Murrell
brian at interlinx.bc.ca
Thu Aug 11 08:28:39 UTC 2005
On Wed, 2005-08-10 at 15:18 -0500, Juuso H wrote:
> Not exactly mythtv specific... but close enough.
> When viewing movies or tv or anything really, my display is not
> always updating properly. When there's something big moving,
> there is a noticeable horizontal break where upper half is from
> the new frame and lower half from the old. So there's obviously
> a bottleneck in my system. Could the lack of memory be the
> reason? Or is it just the cpu? Or the graphics card? Or the HD?
> Memory would be the easiest and cheapest to upgrade, and there
> is always only a couple of megs free... :)
It's called "tearing" and it's the result of the updating the
framebuffer in the video card with new frames not being timed with the
vsync of your video card.
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