[mythtv] NVidia Shield screen resolution

Peter Bennett pb.mythtv at gmail.com
Mon Jul 30 22:52:41 UTC 2018



On 07/29/2018 06:58 PM, Mark Spieth wrote:
>
> On 30 July 2018 08:29:31 GMT+10:00, Peter Bennett <pb.mythtv at gmail.com> wrote:
>>
>> On 07/29/2018 06:14 PM, Mark Spieth wrote:
>>> Is this also with video playback or UI only?
>> It is both. In the Setup->Appearance I tried changing the GUI size to
>> 1280x720. That should have used one third of the width and height, but
>> actually used two thirds of the width and height.
>>> Is it different with media codec vs GLES?
>>>
>> No - media codec is also using OpenGL for output, the same as used by
>> software decoding. It may be different with a surface but there is no
>> code to use a surface at this time.
>>> CPU definitely takes a hit for a 4K screen though.
>>> Will do some research on this.
>>>
> Smells like a qt or platform gl problem. Need to check qt source for 1920 restrictions.
>
>
FWIW 4K video works fine with Qt on Linux. Also I tested the 4K video 
with Kodi on Shield and it is playing with the full 4K resolution on my 
monitor, so it is possible to do it. I did scan carefully through the 
Kodi manifest but I could find nothing that might help me.

Peter


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