[mythtv-users] Frontend playback slow

[Jay Foster]

On 10/11/2017 10:22 AM, Jack McGee wrote:
> I don't know what changed, but last night, when I went to watch a show 
> on my dedicated frontend. Any recording plays very slow and choppy.  I 
> have changed it from Auto to QT1, QT2, and tried different Nvidia 
> profiles, no change.
>
> MythtV PVR plug in in Kodi on same machine plays the recordings fine.
>
> This is a Zotac ID84 using built in Nvidia.
>
> I put the log on pastebin:
> https://pastebin.com/8MujF9Nd
>
> What stuck out to me:
>
>>
>> Oct 11 07:08:45 mythuser-ZBOX-ID84 mythfrontend.real: 
>> mythfrontend[15214]: I CoreContext mythplayer.cpp:2193 (SetBuffering) 
>> Player(0): Waiting for video buffers...
>> Oct 11 07:08:45 mythuser-ZBOX-ID84 mythfrontend.real: 
>> mythfrontend[15214]: I Decoder videoout_vdpau.cpp:669 (DrawSlice) 
>> VidOutVDPAU: Created VDPAU decoder (2 ref frames)
>> Oct 11 07:08:45 mythuser-ZBOX-ID84 mythfrontend.real: 
>> mythfrontend[15214]: I CoreContext mythplayer.cpp:810 (SetScanType) 
>> Player(0): Enabled deinterlacing
>> Oct 11 07:08:45 mythuser-ZBOX-ID84 mythfrontend.real: 
>> mythfrontend[15214]: I CoreContext mythrender_vdpau.cpp:615 
>> (CheckOutputSurfaces) VDPAU: Added 2 output surfaces (total 4, max 4)
>> Oct 11 07:08:45 mythuser-ZBOX-ID84 mythfrontend.real: 
>> mythfrontend[15214]: I CoreContext mythplayer.cpp:2045 (AVSync) 
>> Player(0): Video is 4.75769 frames ahead of 
>> audio,#012#011#011#011doubling video frame interval to slow down.
>> Oct 11 07:08:45 mythuser-ZBOX-ID84 mythfrontend.real: 
>> mythfrontend[15214]: I CoreContext mythplayer.cpp:2045 (AVSync) 
>> Player(0): Video is 8.04124 frames ahead of 
>> audio,#012#011#011#011doubling video frame interval to slow down.
>> Oct 11 07:08:45 mythuser-ZBOX-ID84 mythfrontend.real: 
>> mythfrontend[15214]: I CoreContext mythplayer.cpp:2045 (AVSync) 
>> Player(0): Video is 10.2042 frames ahead of 
>> audio,#012#011#011#011doubling video frame interval to slow down.
>> Oct 11 07:08:45 mythuser-ZBOX-ID84 mythfrontend.real: 
>> mythfrontend[15214]: I CoreContext mythplayer.cpp:2045 (AVSync) 
>> Player(0): Video is 11.317 frames ahead of 
>> audio,#012#011#011#011doubling video frame interval to slow down.
>> Oct 11 07:08:45 mythuser-ZBOX-ID84 mythfrontend.real: 
>> mythfrontend[15214]: I CoreContext mythplayer.cpp:2045 (AVSync) 
>> Player(0): Video is 11.612 frames ahead of 
>> audio,#012#011#011#011doubling video frame interval to slow down.
>
>
>
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Make sure you do not have more than one instance of mythlcdserver 
running.  That dogged my frontend down once.