[mythtv-users] Playback issues on remote frontend - vdpau

[Jeremy Jones]

On Thu, Jul 19, 2018 at 3:16 PM, Peter Bennett <pb.mythtv at gmail.com> wrote:

>
>
> On 07/18/2018 10:55 PM, Jeremy Jones wrote:
>
>> Hi all.
>>
>> To start with, I have found a work around to my issue, but I still don't
>> understand what is going on. While typing this email and listing out what
>> all I tried, I discovered that changing the playback profile from vdpau to
>> opengl seems to correct the issue. CPU runs higher, and I am concerned that
>> may cause problems with some recordings, but it is working for now.  I just
>> don;t understand why vdpau isn't working like I think it should. The below
>> is all with the vdpau playback profile (slim, normal, high all do the same)
>>
>> Graphics Card: GT1030 using HDMI out and audio over hdmi
>>
>> I am having issues with playback of 720p video. When watching it is most
>> obvious with the sound. Using a video camera, I recorded the playback to
>> share.  I also have the playback data displayed on the screen. It is a
>> small file (22.2MB) that may be downloaded using the link below.
>>
>> File Download Link: https://drive.google.com/file/
>> d/12cPmRGCudWROsLOt_TiCnbW2RKMpfpMC/view?usp=sharing
>>
>> I started mythfrontend from the terminal with --loglevel debug: No errors
>> showing up.
>>
>> Both frontend and backend are connected to wired LAN at 1000Mbps
>>
>> It did not used to do this. I briefly thought it was my graphics adapter
>> because my cooling fan was going out, so I went ahead and upgraded to an
>> nvidia GT1030. No change.
>> I've tried different versions of the nvidia driver. No change.
>>
>> I have audio upconversion turned off. Realtime priority threads is off.
>>
>> I also ran across an email in this forum where advice was given to do
>> some check on vdpau setup. I ran several of those checks and saved the text
>> to a file that can be downloaded from the following link:
>> https://drive.google.com/file/d/1McXR1_HrzANpDWdFRjS143bm9i-
>> re1WZ/view?usp=sharing
>>
>> Sorry for such a long message. Any help would be appreciated.
>>
>> Thanks,
>>
>> Jeremy
>>
>>
>>
>> Please start the frontend with -v playback and view the recording under
> vdpau. The log will show more information about what is happening here.
> Please post the log somewhere (e.g. pastebin) and let me know where it is.
>
> Peter
> _______________


Thanks the extra info from -v playback looks helpful.

Logfile link below:
https://pastebin.com/N1U9Jxsf

Based on that log file, it looks to me like the audio is actually the root
of the problem, not vdpau, but I still don;t know what to do about it.

Thanks for the help.

Jeremy
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