[Libva] VaSurface coping

[Xiang, Haihao]

On Thu, 2012-01-12 at 19:08 +0200, Sergey Omelchenko wrote:
> 1. Is it possible to copy one surface content to another without cpu
> memory mapping?
> I am trying:
> VAImage va_img;
> vaDeriveImage(va_display,va_surf_1,&va_image);
> vaPutImage(va_display,va_surf_2,va_img.image_id,.....);
> But, va_surf_2 still empty.

You can do that if the backend VAAPI driver supports DeriveImage and
PutImage. For intel_driver, currently PutImage is implemented on
vaapi-ext branch.

> 
> 
> 2. Is it possible to copy opengl PBO content to vaapi surface without
> cpu memory mapping?


> 
> 
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