Please provide more information about what you are ultimately trying to achieve 
by doing this.

On Nov 3, 2012, at 7:37 PM, charles quarra 
<charllsnotieneningunputocor...@gmail.com> wrote:

> i want to start automatically multiple VNC sessions and read capture the 
> video buffers for each of the X displays being used.
> 
>  I'm able currently to do this by using Xvfb;
> 
> Xvfb :1 -screen 0 1024x768x24 -fbdir vfb_test/fbdir &
> 
>  run applications in the assigned X display
> 
> export DISPLAY=localhost:1.0
> firefox &
> 
> 
>  and directly access the framebuffer.
> 
> ifstream file ("vfb_test/screen0_0" , ios::in | ios::binary | ios::ate);
> 
> 
>  The only downside is that this uses software rendering, so i'm hoping that 
> virtualGL/turboVNC can help me achieve the same goal without sacrificing 
> hardware acceleration.
> 
> Any ideas how should i approach this problem?
> 
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