[mythtv-users] XvMC problem on an EPIA SP board with MythTV 0.21

Udo van den Heuvel udovdh at xs4all.nl
Sun Apr 25 11:32:23 UTC 2010

On 2010-04-25 13:23, Paul wrote:
> When it does crash using XvMC the mythfrontend log just throws out lots
> of 'NVP prebuffering pause' and 'WriteAudio buffer underun' errors, top
> still shows the CPU utilisation at almost 0%.

I ran MythTV on Epia's.
Never had the backend or the frontend near 0% unless something was
I used SP8000 and EN12000, all fanless. And yes, I did use XvMC.
I never really has the issues you describe although the errorcount as
shown by the dvb-apps was not so low.

Below is a patch that my Epia's needed...


--- mythtv/libs/libmythtv/util-xvmc.h	2009-02-22 17:37:57.000000000 +0100
+++ mythtv/libs/libmythtv/util-xvmc.h	2009-02-22 17:37:09.000000000 +0100
@@ -53,7 +53,7 @@
-        max_num_xvmc_surfaces(16),
+        max_num_xvmc_surfaces(14),
         aggressive(false) {}

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