[mythtv] Logging of vaapi devices on master frontend

[Roland Ernst]

On Fri, Jul 15, 2022 at 8:13 PM David Hampton via mythtv-dev <
mythtv-dev at mythtv.org> wrote:

> On Fri, 2022-07-15 at 19:51 +0200, Roland Ernst wrote:
> >  I get bad logs from frontend when I enable --loglevel debug
> >
> > It looks like
> > 2022-07-15 18:12:42.707452 D [18722/18722] CoreContext
> > mythrenderopengl.cpp:1433 (CreateShaderProgram) -
> > #version 110
> > #define lowp
> > #define mediump
> > #define highp
> > #line 1
> > attribute vec2 a_position;
> > attribute vec4 a_color;
> > varying   vec4 v_color;
> > uniform   mat4 u_projection;
> > uniform   mat4 u_transform;
> > void main() {
> >     gl_Position = u_projection * u_transform * vec4(a_position, 0.0,
> > 1.0);
> >     v_color     = a_color;
> > }
> > etc...
> >
> > Attached the log file of the frontend.
> > How to debug, fix this issue?
>
> I've seen that before.  I think Mark did that intentionally so you
> could see what the shaders are being programmed to do.  I've always
> just ignored it.
>
> It should probably be moved from VB_GENERAL to something else. Maybe
> VB_GPU or VB_GPUVIDEO? Or give it its own flag.
>
> David
>
>
David,
thank you for confirmation. It popped up when I tested  PR #606
<https://github.com/MythTV/mythtv/pull/606> on master,
using a new built PC with Intel Core 11th gen.
Not sure, if this will be shown on earlier versions. I will check this.

Roland
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