[Spice-devel] Simple question about update_area

[Alon Levy]

On Mon, Oct 10, 2011 at 10:09:28AM +0200, Andrea Celestino wrote:
>    Hi,
>    I've a simple question about update_area() function in Spice. I see
>    there is a QXLWorker interface, with a function called update_area.
>    This function is called in qxl.c.
>    During my testing with streaming video, this function was never called,
>    so it is not used to update streaming video area. Can you explain me
>    when it is used?
>    Thanks

update_area is called when we need to render that area on the server.
That in turn is required either by explicit request from the guest
driver, or when there is inter surfaces drawing (this is something we
hope to fix).

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