How is this coming? Do you have ATV Myth.23 system with watchable HD
video?


On May 28, 4:42 pm, Robert Baptista <rob...@rbcardiff.net> wrote:
> Just a 10.04/.23 status update. I've configured X and mythfrontend on
> my xubuntu 10.04 atv install. Bootup memory usage is under 230MB, with
> no swap being used. I have not tried playing any videos or recorded
> shows yet.
>
> This is a bit more memory usage than I had with 9.04 and myth .21,
> that combo used just under 200MB after bootup. I have not seen if the
> new mythui can be made slimmer yet.
>
> Robert
>
> On May 24, 8:45 pm, mrtisoy <daveh...@gmail.com> wrote:
>
> > Robert,
>
> > A couple years ago, with the help of Scott and this site, I got my
> > appleTV to run MythTV on MythBuntu 7.10. Everything was great.
>
> > When Ubuntu 10.04 rolled around I figured it was time to update my
> > server which includes my MythTV backend, and assumed that I'd just
> > upgrade my appleTV to 10.04 as well so the frontend would still be
> > compatible.
>
> > I had trouble with the upgrades so I did a fresh install of MythBuntu
> > 10.04. I've been told and have seen trouble with the memory footprint
> > of 10.04, but I haven't started working on that problem, because I
> > can't get smooth playback.
>
> > When I use XV I get a stutter every 5 seconds or so and the CPU is
> > pinned, as is expected. When I use XVMC, and it seems to be using it,
> > I get a constant stutter, 15 times or so a second, and the CPU is
> > pinned.
>
> > I'm curious if anyone has been successful in installing MythBuntu
> > 10.04. I'm fine starting over and reinstalling, but I'm afraid I'll
> > end up in the same place. If people have had success upgrading to
> > 10.04, then I'm fine installing an older version, getting it running,
> > and then upgrading.
>
> > Thanks.
>
> > On May 20, 1:04 pm, Robert Baptista <rob...@rbcardiff.net> wrote:
>
> > > I got lost in the thread a bit. What are your current symptoms/problems?
>
> > > Robert
>
> > > On 5/19/2010 11:33 PM, mrtisoy wrote:
>
> > > > The rollback didn't work. It still behaves the same. I think it may
> > > > have to do with the audio. Periodically in the stream of "prebuffering
> > > > pause"s I'll get a audio buffer underrun. Also when first starting
> > > > playback I get:
>
> > > > 2010-05-20 00:17:25.172 Opening ALSA audio device 'default'.
> > > > 2010-05-20 00:17:25.211 AudioOutput Warning: Mixer attach error -2: No
> > > > such file or directory
> > > >                          Check Mixer Name in Setup: '/dev/mixer'
> > > > 2010-05-20 00:17:25.387 VideoOutputXv: XvMC Adaptor Name: 'NV17 Video
> > > > Texture'
> > > > 2010-05-20 00:17:25.443 NVP(0): Forcing decode extra audio option on
> > > > (Video method requires it).
> > > > 2010-05-20 00:17:25.467 OSD Theme Dimensions W: 1280 H: 720
> > > > 2010-05-20 00:17:28.239 TV: Changing from None to WatchingRecording
> > > > 2010-05-20 00:17:28.245 Realtime priority would require SUID as root.
> > > > 2010-05-20 00:17:28.423 Video timing method: USleep with busy wait
>
> > > > On May 19, 10:46 pm, mrtisoy<daveh...@gmail.com>  wrote:
>
> > > >> The default driver with MythBuntu 10.04 is called nvidia current and
> > > >> is version 195.36.15. I'll try rolling it back to the 175 version to
> > > >> see if it fixes things. Thanks.
>
> > > >> On May 19, 2:19 pm, Phil Chadwick<phil_so...@yahoo.com>  wrote:
>
> > > >>> I do know for xvmc to work, I needed to install the proprietory 
> > > >>> nvidia drivers (not the open source ones). and I thin kthey need to 
> > > >>> be newer than 170ish.
>
> > > >>> I'm playing OTA 1080i vids fine (from my HDHR).
>
> > > >>> ----- Original Message ----
> > > >>> From: mrtisoy<daveh...@gmail.com>
> > > >>> To: atv-bootloader<atv-bootloader@googlegroups.com>
> > > >>> Sent: Wed, May 19, 2010 1:04:53 PM
> > > >>> Subject: [atv-bootloader] Re: Ubuntu 10.04 "Lucid Lynx"
>
> > > >>> Phil,
> > > >>> Thanks for the reply. I'll check on the version of the nvidia graphics
> > > >>> driver, but it was the default that came with Mythbuntu 10.04. I am
> > > >>> playing US OTA recordings, 1080i and 720p mpeg2. Before I made the
> > > >>> fresh install of 10.04 I had no problems with Mythbutnu 7.10 playing
> > > >>> these same recordings.
>
> > > >>> Thanks,
> > > >>> Dave
>
> > > >>> On May 19, 8:38 am, Phil Chadwick<phil_so...@yahoo.com>  wrote:
>
> > > >>>> I'm able to play all mpeg2 HD I can throw at the thing, with only 
> > > >>>> ~20-30% cpu usage.
>
> > > >>>> what version of nvidia graphics driver are you using?
>
> > > >>>> what type of video are you playing? h.264?
>
> > > >>>> ----- Original Message ----
> > > >>>> From: mrtisoy<daveh...@gmail.com>
> > > >>>> To: atv-bootloader<atv-bootloader@googlegroups.com>
> > > >>>> Sent: Wed, May 19, 2010 12:37:57 AM
> > > >>>> Subject: [atv-bootloader] Re: Ubuntu 10.04 "Lucid Lynx"
>
> > > >>>> So after a reboot (previously done countless times) XvMC appears to 
> > > >>>> be
> > > >>>> working and there is no mention of VDPAU. But the video playback is
> > > >>>> worse than ever. There is a constant stream of "NVP prebuffering
> > > >>>> error"s and the CPU is still maxed out.
>
> > > >>>> I doubt that it is related but the underclocking won't stick. I can
> > > >>>> even run the script manually, or even manually enter the nvidia-
> > > >>>> settings commands from the command line. There are no errors but also
> > > >>>> no results. Only after going into the nvidia-settings GUI and making
> > > >>>> the change does the clock actually change.
>
> > > >>>> Any thoughts? Paul, did you have any problems playing back HD? Has
> > > >>>> anyone gotten this set up to work?
>
> > > >>>> Thanks.
>
> > > >>>> On May 19, 12:22 am, mrtisoy<daveh...@gmail.com>  wrote:
>
> > > >>>>> Sorry for the slow reply, I haven't had much time to spend on this 
> > > >>>>> but
> > > >>>>> I wanted to get as far as I could on my own.
>
> > > >>>>> I've followed every mythTV/appleTV/XvMC guide that I could find but 
> > > >>>>> it
> > > >>>>> appears that I am not getting XvMC to work. My log says
>
> > > >>>>> 2010-05-18 23:46:30.042 VDPAU Error: Error at mythrender_vdpau.cpp:
> > > >>>>> 1448 (#1, Unknown)
> > > >>>>> 2010-05-18 23:46:30.042 VDPAU Error: Failed to create VDPAU device.
> > > >>>>> 2010-05-18 23:46:30.042 VDPAU Error: No VDPAU device
> > > >>>>> 2010-05-18 23:46:30.042 Failed to create VDPAU render device.
> > > >>>>> 2010-05-18 23:46:30.043 VidOutVDPAU Error: Failed to initialise 
> > > >>>>> VDPAU
> > > >>>>> 2010-05-18 23:46:30.089 VideoOutputXv: Desired video renderer 'xvmc-
> > > >>>>> blit' not available.
> > > >>>>>                          codec 'MPEG2' makes 'xv-blit,xshm,xlib,' 
> > > >>>>> available, using 'xv-blit'
> > > >>>>> instead.
>
> > > >>>>> I had another error complaining about not finding the XvMCConfig 
> > > >>>>> file
> > > >>>>> since it was in /etc/X11 instead of /etc but I fixed that. 
> > > >>>>> Everything
> > > >>>>> else seems to be configured correctly, but it just won't work. Why 
> > > >>>>> is
> > > >>>>> it trying to use VDPAU? Is there anyway to disable this? Could this 
> > > >>>>> be
> > > >>>>> what is thwarting XvMC?
>
> > > >>>>> Thanks in advance!
>
> > > >>>>> On May 4, 10:33 pm, Phil Chadwick<phil_so...@yahoo.com>  wrote:
>
> > > >>>>>> Do you know if you are usingxvmcto decode the HD?
>
> > > >>>>>> ----- Original Message ----
> > > >>>>>> From: mrtisoy<daveh...@gmail.com>
> > > >>>>>> To: atv-bootloader<atv-bootloader@googlegroups.com>
> > > >>>>>> Sent: Tue, May 4, 2010 9:23:21 PM
> > > >>>>>> Subject: [atv-bootloader] Re: Ubuntu 10.04 "Lucid Lynx"
>
> > > >>>>>> I need to correct my earlier post. I was testing an SD program that
> > > >>>>>> was recorded on an HD channel. When testing true SD, mythfrontend 
> > > >>>>>> is
> > > >>>>>> only taking ~30% of the CPU. When decoding HD the CPU is pinned.
>
> > > >>>>>> I'd love any advice that I can get.
>
> > > >>>>>> On May 4, 10:03 pm, mrtisoy<daveh...@gmail.com>  wrote:
>
> > > >>>>>>> I was running Mythbuntu 8.04 on my appleTV for a couple years and 
> > > >>>>>>> had
> > > >>>>>>> to upgrade when I upgraded my server to 10.04. I just assumed that
> > > >>>>>>> installing a fresh copy of Mythbuntu 10.04 would be the smart 
> > > >>>>>>> thing to
> > > >>>>>>> do. Maybe I should have researched a little more.
>
> > > >>>>>>> The install went fairly smoothly, it is up and running and
> > > >>>>>>> communicating with the server. Both HD and SD content plays well
> > > >>>>>>> except a blip every 5 seconds or so. I figured it had to do with 
> > > >>>>>>> the
> > > >>>>>>> gpu clocking. I can't seem to set the speed through the command 
> > > >>>>>>> line
> > > >>>>>>> or in a script, but it does work using the nvidia-settings GUI, 
> > > >>>>>>> but
> > > >>>>>>> even then the blips continue.
>
> > > >>>>>>> I have seen a lot of swapping, but I was hoping that was because 
> > > >>>>>>> I was
> > > >>>>>>> running other programs as well (terminal, nvidia-settings) and
> > > >>>>>>> normally I would only be running the front end.
>
> > > >>>>>>> Does anyone have suggestions on how to "slim" it down? Or should I
> > > >>>>>>> just jump to 9.04 or 9.10?
>
> > > >>>>>>> Thanks!
>
> > > >>>>>>> --
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> > > >>>>>>> atv-bootloader@googlegroups.com
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>
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>
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