[mythtv-users] AppleTV + Mythbuntu

Brad Fuller bradallenfuller at gmail.com
Sat Oct 4 03:54:47 UTC 2008


On Fri, Oct 3, 2008 at 5:24 AM, H Z <hansz_2000 at hotmail.com> wrote:
>
>
> ________________________________
> From: hansz_2000 at hotmail.com
> To: mythtv-users at mythtv.org
> Date: Fri, 3 Oct 2008 12:14:30 +0000
> Subject: Re: [mythtv-users] AppleTV + Mythbuntu
>
>> Date: Thu, 2 Oct 2008 22:03:36 -0700
>> From: scram69 at gmail.com
>> To: mythtv-users at mythtv.org
>> Subject: Re: [mythtv-users] AppleTV + Mythbuntu
>>
>> On Wed, Oct 1, 2008 at 5:30 AM, H Z <hansz_2000 at hotmail.com> wrote:
>> >
>> > I wonder if some kind soul here can help me. I've installed a co-exist
>> > mythbuntu on my atv and am very close now to having it work for not only
>> > SD
>> > content but also OTA HD mpeg2 content. The only thing is that when
>> > showing
>> > 1080 OTA HD it has the slightest of stutters every 2 seconds or so for a
>> > fraction of a second. Here's what my cpu/memory usage looks like
>> > displaying
>> > SD :
>>
>> You should also check your frontend log to make sure you are actually
>> using XvMC. (Your OSD should be in greyscale.) The 2-second stutters
>> were exactly what I was seeing when XvMC wasn't working.
>> I did set the playback profiles per the bootloader wiki, but had to
>> screw around with the contents of /etc/X11/XvMCConfig before the
>> frontend would use XvMC.
>>
>>
>> http://groups.google.com/group/atv-bootloader/browse_thread/thread/e17695ba6cc56b13/91f5853cfca89576?lnk=gst&q=XVMC#91f5853cfca89576
>
> I just tried this setting out after deciding to give the network issue a
> break. If I plug into the switch I no longer get any errors on the
> interface.
>
> Since I still get the slight stutter though - I checked XvMCConfig and it
> was set to libXvMC.so.1 like you saw. So I changed it to be
> libXvMCNVIDIA_dynamic.so.1 which exists on my system but when I try to run
> HD content it bombs out with the following error :
>
> AFD Error : Could not open codec 0x880bf00, id(MPEG2VIDEO_XVMC) type (Video)
> aborting. reason -1
>
> And then it seg faults
>
> -- Update -- I changed the profile I was using to a newly created one and it
> works fine - no stutter! Awesome!

That's great to hear. I still get stutter on some 720p flles, not all,
but some. I assume the bitrate is just too high. and there's nothing I
can do about it but to transcode.


-- 
Brad Fuller
www.bradfuller.com


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