Syntax
INT is_HideDDOverlay (HIDS hf)
Description
is_HideDDOverlay() fades out the overlay in DirectDraw back buffer mode. Then only the image buffer is displayed, so that the image refresh frequency is higher than then the overlay, which is being superimposed. When the overlay is faded out the overlay data is not lost.
Parameters
hf: Frame grabber handle
Return value
IS_SUCCESS, IS_NO_SUCCESS
