[mythtv-users] Problems with Bob under XvMC

Doug Larrick dougl at charter.net
Mon Sep 13 10:43:43 EDT 2004

Rob Hillis wrote:

> No, the playback is smooth, it just looks like the entire screen is 
> jumping up and down by one pixel each frame.  You can only really notice 
> it when there's text with a sharp edge being displayed on the screen 
> (such as the OSD).  It's like looking at a monitor with an absurdly low 
> refresh rate.

The OSD does not render nicely with bob turned on.  This is a known 
drawback.  With normal NTSC/PAL material, it's being rendered onto a 
screen with only ~240 pixels vertical resolution.

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