[mythtv-users] Video playback error

[Bob Diss]

Help!  My video playback is choppy, and mythfrontend logs messages like (excerpted):


2010-09-28 22:23:01.759 VDPAU: Created 2 output surfaces.
2010-09-28 22:23:01.759 VDPAU: Created VDPAU render device 1920x1080
2010-09-28 22:23:01.967 NVP(1): Forcing decode extra audio option on (Video method requires it).
2010-09-28 22:23:01.970 OSD Theme Dimensions W: 640 H: 480
2010-09-28 22:23:02.433 Using realtime priority.
2010-09-28 22:23:02.433 TV: Changing from None to WatchingPreRecorded
2010-09-28 22:23:02.439 OpenGLVideoSync()
2010-09-28 22:23:02.753 OpenGLVideoSync::Start(): Frame Number Query reported error: Bad Context
2010-09-28 22:23:02.756 OpenGLVideoSync::Start(): A/V Sync reported error: Bad Context
2010-09-28 22:23:02.762 WriteAudio: buffer underrun
2010-09-28 22:23:02.794 Video timing method: SGI OpenGL
2010-09-28 22:23:02.876 OpenGLVideoSync::Start(): Frame Number Query reported error: Bad Context
2010-09-28 22:23:02.877 OpenGLVideoSync::Start(): A/V Sync reported error: Bad Context
2010-09-28 22:23:03.043 VDPAU: Added 2 output surfaces (total 4, max 4)
2010-09-28 22:23:03.211 Frame Number Query reported error: Bad Context
2010-09-28 22:23:03.302 Frame Number Query reported error: Bad Context
2010-09-28 22:23:03.384 Frame Number Query reported error: Bad Context
2010-09-28 22:23:03.516 Frame Number Query reported error: Bad Context

The "Frame Number Query" error repeats alot.

What can I do?  WAF is dropping!

-Bob