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

agraham agraham at g-b.net
Sat Aug 21 19:30:10 UTC 2010


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%.

Albert.


Albert.



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