[mythtv-users] VAAPI vs. normal vs. OpenGL?

[Jim Abernathy]

On 11/20/2017 07:11 AM, Stuart Auchterlonie wrote:
> On 20/11/17 12:05, Jim Abernathy wrote:
>>
>> On 11/20/2017 06:40 AM, Stuart Auchterlonie wrote:
>>> On 20/11/17 11:15, Jim Abernathy wrote:
>>>> Every time I install mythtv 0.28 on any Intel CPU with built in GFX I
>>>> check the setup wizard and it always has the Video Profile set to
>>>> normal. When I Test the HD on that page it usually works fine.
>>>>
>>>> However, I remember that you use to have to change it to VAAPI or OpenGL
>>>> High Quality to get the best performance and lowest CPU utilization.
>>>> vainfo says I have VA-API version 0.39 (libva 1.7.0)
>>>>
>>>> What I notice lately is that if I change it to anything except normal,
>>>> the FE crashes out of mythtv completely.
>>>>
>>>> Before I submit any logs, etc.  Should I just leave it on Normal for
>>>> Intel GFX?
>>>>
>>> Shouldn't crash. logs please.
>>> gdb backtrace even better.....
>> So here is a link to the log for a session that I only started to run
>> the setup wizard. I don't know how to give you a gdb backtrace. You'll
>> need to guide me thru that.
>>
>> https://pastebin.com/raw/ZN97XjSd
> I see an issue here
> mythfrontend[17542]: E CoreContext vaapicontext.cpp:348 (CreateDisplay)
> VAAPI: Invalid display
> mythfrontend[17542]: E CoreContext videoout_openglvaapi.cpp:167
> (CreateVAAPIContext) VidOutGLVAAPI: Failed to create VAAPI context.
> mythfrontend[17542]: I CoreContext mythpainter_ogl.cpp:62 (ClearCache)
> Clearing OpenGL painter cache.
> mythfrontend[17542]: I CoreContext mythrender_opengl2.cpp:896
> (DeleteOpenGLResources) OpenGL2: Deleting OpenGL Resources
> mythfrontend[17542]: I CoreContext mythrender_opengl.cpp:1211
> (DeleteOpenGLResources) OpenGL: Deleting OpenGL Resources
> mythfrontend[17542]: E CoreContext videooutbase.cpp:318 (Create)
> VideoOutput: Not compiled with any useable video output method.
> mythfrontend[17542]: E CoreContext mythplayer.cpp:493 (InitVideo)
> Player(1): Couldn't create VideoOutput instance. Exiting..
>
> So it's failing to create a connection to the x display for some
> reason, and then bombing out. On the bright side it's not actually
> crashing so we don't need a gdb backtrace.
>
> What is your DISPLAY variable set to?
>
> Can you re-run that test with `--verbose playback` please?
>
>
> Regards
> Stuart
>

here is the link to the verbose console output: 
https://pastebin.com/raw/mdFq98Dt

Jim A


>> Jim A
>>
>>> Regards
>>> Stuart
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