[mythtv-users] .24 upgrade made ABC24 and SBSHD unwatchable

Greg greg12866 at nycap.rr.com
Sun Dec 19 14:58:23 UTC 2010


On 12/18/2010 11:36 PM, Bill Williamson wrote:
> Top posting for brevity, please excuse:
> vdpaubuffersize=32  fixed the issue.  Unsure why it wasn't required
> before but is now, but it's all good :)
>
> On Sun, Dec 19, 2010 at 3:27 PM, Bill Williamson<bill at bbqninja.com>  wrote:
>> System information:
>> -all machines ubuntu 10.04.1
>> -using JYA repository
>> -seperate front and back end
>> -nvidia Geforce 9500GT 1024mb
>> -nvidia drivers 260.19.29 (nvidia-settings confirms it is using them,
>> so it's not the "260 dropped some video cards" issue)
>> -vdpau full profile (I have tested the other VDPAU profiles (normal
>> and slim) with the exact same results)
>>
>> I had held back mythtv packages (and thus was still on .23) until
>> yesterday, when I decided to upgrade.  All of the new changes look
>> awesome (especially how easy audio setup is now!) which I'm thankful
>> for.  However, the ONLY change I made to my system was mythtv.
>>
>> Before all channels worked perfectly.  Now both ABCNews24 (HD channel)
>> and SBSHD stutter almost exactly once per second.  This is on
>> recordings AND livetv.  Pausing/replaying does not help.
>>
>> The log (when running mythfrontend command line) is filled with:
>> Player(0): Waited 100ms for video buffers AALAAAAAaAAAAAAAA
>>
>> A really interesting note is that OneHD is still perfect (and is
>> higher bitrate AND is 1080i, so it should be more work than ABC news
>> 24), and playing back HD stuff via mythvideo is also perfect.
>>
>> I copied the video file to the frontend and mplayer plays it fine, no
>> skipping at all, using VDPAU.
>>
>> I can provide a snippet of an hour recording upon request, just tell
>> me where to put it.
>>
>> Any ideas?
>>
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Where do you set this buffer?



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