[mythtv-users] Playback problem with VDPAU

Josu Lazkano josu.lazkano at gmail.com
Tue Sep 13 10:55:13 UTC 2011


Hello all, I am having some problems on playback with VDPAU. I have a
Nvidia ION with latest drivers (280.13).

On some channels sometimes I get pixeled video/audio, this is the frontend log:

2011-09-12 16:36:28.333 [mp2 @ 0xb4c7df60]Header missing
2011-09-12 16:36:28.333 AFD Error: Unknown audio decoding error
2011-09-12 16:36:28.361 AO: OutputAudioLoop: Play Event
2011-09-12 16:36:28.572 AO: Pause 1
2011-09-12 16:36:28.575 [mp2 @ 0xb4c7df60]Header missing
2011-09-12 16:36:28.575 AFD Error: Unknown audio decoding error
2011-09-12 16:36:28.580 AO: OutputAudioLoop: audio paused
2011-09-12 16:36:28.682 Player(0): Waited 100ms for video buffers
(AF)(ad)(AD)(ad)AAAAAAAAAALAAAAAAAAAAAAAAAAA(AF)(ad)(AD)(ad)
2011-09-12 16:36:28.698 Player(0): Waited 100ms for video buffers
(AF)(ad)(AD)(ad)AAAAAAAAAALAAAAAAAAAAAAAAAAA(AF)(ad)(AD)(ad)
2011-09-12 16:36:28.804 Player(0): Waited 100ms for video buffers
(AF)(ad)(AD)(ad)AAAAAAAAAALAAAAAAAAAAAAAAAAA(AF)(ad)(AD)(ad)
2011-09-12 16:36:28.810 Player(0): Waited 100ms for video buffers
(AF)(ad)(AD)(ad)AAAAAAAAAALAAAAAAAAAAAAAAAAA(AF)(ad)(AD)(ad)
2011-09-12 16:36:28.825 [mp2 @ 0xb4c7df60]Header missing
2011-09-12 16:36:28.826 AFD Error: Unknown audio decoding error
2011-09-12 16:36:28.826 [mp2 @ 0xb4c7df60]Header missing
2011-09-12 16:36:28.826 AFD Error: Unknown audio decoding error
2011-09-12 16:36:28.826 Player(0): Waited 100ms for video buffers
(UF)(AD)(AD)(AD)AAAAAAALAAuAAAAAAAAAAAAAAAAA(UF)(AD)(AD)(AD)
2011-09-12 16:36:28.827 AO: Pause 0
2011-09-12 16:36:28.831 AO: OutputAudioLoop: Play Event
2011-09-12 16:36:28.947 AO: Pause 1
2011-09-12 16:36:28.956 AO: OutputAudioLoop: audio paused
2011-09-12 16:36:28.979 AO: Pause 0
2011-09-12 16:36:29.001 AO: OutputAudioLoop: Play Event

I have 512MB for VDPAU, I don't know why I have no dual-channel (I
have both 1GB same sticks).

The playback profile is VDPAU normal and this filters:
vdpaucolorspace=auto,vdpaubuffersize=36

On the nvidia-settings I have enabled "Sync to VBlanc" on the "Video
Texture Adaptor" and "Allow Flipping" on "Performance".

I try to change lots of parameters but still having problems.

Can someone tell his experience on this?

Thanks and best regards.

-- 
Josu Lazkano


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