[mythtv-users] UK C4 DVB-T VDPAU playback problems

agraham agraham at g-b.net
Sat Aug 21 19:31:40 UTC 2010


On 08/21/2010 08:30 PM, agraham wrote:
> On 08/21/2010 08:02 PM, Robert McNamara wrote:
>> On Sat, Aug 21, 2010 at 11:59 AM, agraham<agraham at g-b.net> wrote:
>>
>>> On 08/20/2010 09:13 PM, Simeon Walker wrote:
>>>
>>>> Hi,
>>>>
>>>>
>>>> Since today I can no longer play back UK Channel 4 DVB-T recordings.
>>>> The recording also playback fine on a non VDPAU frontend (Intel
>>>> graphics).
>>>>
>>>> I am using Ubuntu 10.04.1 and the Mythbuntu daily repo. NVidia 9500GT.
>>>> Recordings made yesterday are fine and C4 on DVB-S is fine too.
>>>>
>>>> When I try to play I get a few frames, then a frozen picture, then it
>>>> returns to the menu. I few lines from the frontend log shows:
>>>>
>>>> 2010-08-20 20:59:50.048 swScaler: vdpau_mpeg2 is not supported as
>>>> input pixel format
>>>> 2010-08-20 20:59:50.048 myth_sws_img_convert: Cannot initialize the
>>>> image conversion context
>>>> 2010-08-20 20:59:50.051 swScaler: vdpau_mpeg2 is not supported as
>>>> input pixel format
>>>> 2010-08-20 20:59:50.051 myth_sws_img_convert: Cannot initialize the
>>>> image conversion context
>>>>
>>>> The rest of the log is gzipped and attached. I don't know if the
>>>> transmissions have changed or if its the mythbuntu updates today.
>>>> Anyone else got problems like this?
>>>>
>>>> Sim
>>>>
>>>>
>>> I'm seeing the same problem in London for the past few days, compiled
>>> trunk
>>> with same results.
>>>
>>>
>> Strange. The sample plays fine with current trunk for me.
>>
>> Robert
>>
>
> The problem occurs using VDPAU my version is:
>
> NVRM version: NVIDIA UNIX x86_64 Kernel Module 256.35 Wed Jun 16
> 18:42:44 PDT 2010
>
> I've switched VDPAU off and all is working fine, except my CPU is now 89%.
>

BTW: I also have DVB-S2 and it is not effected by this bug, only DVB-T.





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