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Old 02-17-10, 08:14 AM   #4
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Join Date: Oct 2007
Posts: 51
Default Re: Video tearing on second monitor using TwinView

Originally Posted by AaronP View Post
Try the VDPAU_NVIDIA_SYNC_DISPLAY_DEVICE environment variable, documented in the README.
I wonder, couldn't you implement this so that the video display surface would automatically sync to the monitor where it is contained? If it is contained on more than one monitor then ditch it and don't sync at all.

I think that would be easy enough to implement and it would Just Work without the user having to know about environment variables (which can only be set before the media player app starts...).

Regarding VDPAU, why doesn't it just use the XVideoSyncToDisplay driver setting in the first place? Ofcourse, VDPAU isn't XV thus that setting should probably be renamed but...
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