Re[2]: Is there a virtual video driver out there?

Jay R. Ashworth jra "at" baylink.com
Thu, 20 Apr 2000 22:38:43 +0000


On Thursday, April 20, 2000, at 3:19:06 PM, Brandon wrote:
> Quoting mike chaffee <mikechaffee "at" TrellisSoftware.com>:
>> Based on all the responses, I assume the answer is no.  There is no virtual
>> video driver.
>> Also, I realize that video cards can be inexpensive, but even $30 when
>> multiplied across 6000 systems per year adds up quickly.
>> 
>    Well, if it means saving on the order of $180,000, perhaps it would
> be worth it to your company to create the virtual driver, or hire
> someone to do it (and contribute the final product back to the VNC
> community, of course :).
>    The problem with just pulling the video card out is that the video
> memory goes with it.  Thus, there is nowhere for the screen image to
> live, and nowhere for VNC to read it from.  (My theory, anyway.)

Actually, I'm pretty certain that WinVNC reads from the Windows
virtualized framebuffer, not the physical memory.  Or, in the case of
Xvnc, the X framebuffer.

Waitaminnit.  I'm consufed.

Cheers,
-- jra
-- 
Jay R. Ashworth                                                jra "at" baylink.com
Member of the Technical Staff     
The Suncoast Freenet
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