[mythtv-users] HD upgrade: new problems with playback

Calvin Harrigan charriglists at bellsouth.net
Mon Feb 19 13:20:21 UTC 2007


Willy Boyd wrote:
> On 2/18/07, Calvin Harrigan <charriglists at bellsouth.net> wrote:
>   
>> What distribution are you running?  I finally got my hardware which is
>> identical to yours.
>> m2npv-vm
>> x2 3800
>> 1 gig ram
>> using the onboard video and audio.
>> gentoo
>> gentoo sources 2.6.18
>> mythtv-0.20_p12172
>> nvidia drivers-1.0.9746
>>
>> I can watch 1080i and 720p programming without any prebuffering pauses.
>> One core peaks at about 55% with mythfrontend the other never gets above
>> 10% running mainly X.
>> This is with no XVMC, all sync options turned on (yeah I know, overkill,
>> it was tearing) with bob deinterlacing.
>> The video output is fixed at 720p which is the native resolution of the
>> TV.  All material mpeg2.
>>
>> Calvin...
>>     
>
> I'm running Fedora Core 6, with kernel 2.6.19-1.2911.fc6.  Currently
> on SVN r12790.
>
> Since you're running Gentoo, so necessarly compiling, are you able to
> share your specific configure settings?  I'm currently using this:
>
> ./configure --prefix=/usr/local \
> --with-bindings=perl    \
> --enable-proc-opt       \
> --enable-audio-alsa     \
> --disable-audio-arts    \
> --disable-audio-jack    \
> --disable-directfb      \
> --enable-lirc           \
> --enable-v4l            \
> --enable-ivtv           \
> --enable-firewire       \
> --enable-dvb            \
> --enable-opengl-vsync
>
> I still get "NVP: prebuffering pause"  with SD but mostly never notice
> it outside of reading the logs.  LiveTV was on all day today and still
> going.  Unfortunately I'm not recording HD yet but I did test a 1080i
> mpeg2 playback and that worked fine (I forgot what the CPU usage was
> for me but it's always been low).  I will be interested to see what
> it's like with the HDHomeRun I plan to get, because I could just still
> be fighting signal quality issues recording analog with the pvr250.
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>
>   
These are the compile options that I am using.

media-tv/mythtv-0.20_p12172  USE="alsa dvd hdhomerun ivtv joystick lirc
mmx opengl perl xvmc" VIDEO_CARDS="nvidia"




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