pub unsafe extern "C" fn gst_video_overlay_rectangle_get_pixels_unscaled_ayuv(
rectangle: *mut GstVideoOverlayRectangle,
flags: GstVideoOverlayFormatFlags,
) -> *mut GstBuffer
pub unsafe extern "C" fn gst_video_overlay_rectangle_get_pixels_unscaled_ayuv(
rectangle: *mut GstVideoOverlayRectangle,
flags: GstVideoOverlayFormatFlags,
) -> *mut GstBuffer