[Libva] using libva video compression on system with no monitor

Xiang, Haihao haihao.xiang at intel.com
Mon Aug 13 20:10:35 PDT 2012


The staging branch supports raw-DRM. With it, an user can use libva
without an X server.

Thanks
Haihao



> I was wondering if it was possible to use libva for gpu video
> compression/acceleration on intel HD3000 on a system with no monitor?
> 
> I have an fc-16 (linux 3.1) sytem in which I built the intel 2001Q4
> graphic package.
> 
> I can run vainfo successfully while I am plugged into the system with
> keyboard/mouse/monitor.
> 
>  
> 
> However when I ssh into the system an attempt to run vainfo I get the
> following error:
> 
>  
> 
> libva: VA-API version 0.32.0
> 
> Xlib:  extension "XFree86-DRI" missing on display "localhost:10.0".
> 
> libva: va_getDriverName() returns -1
> 
> vaInitialize failed with error code -1 (unknown libva error),exit
> 
>  
> 
> It must be possible to take advantage of the intel gpu video
> compression acceleration hardware on systems without a
> monitor/keyboard/mouse. No?
> 
> 
> 
>  
> 
> Thanks,
> 
> Bob
> 
> 
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