On Thu, 6 Dec 2001, hzeng wrote:
> Hi,
>
> In many Xv driver, there are the founction VideoTimerCallback. At the end of
>PutImage and PutVideo,
> the function is used, but I don't know what is the use of the founction and how to
>use the function?
It gives you an opportunity to free the video surfaces at some
time later, rather than immediately. In case somebody starts and
stops video you can delay freeing the initial surface for a few
seconds.
Mark.
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