While it's certainly possible to use one event for both purposes, it's a
little less clear, and it makes it a little more difficult to do other waits
that need to be interrupted by flushing. For example, the video renderer
should block in Receive() after rendering the sample until the filter is run.
Signed-off-by: Zebediah Figura <z.figura12@gmail.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>