Function gst_analytics_image_util_iou_int 

pub unsafe extern "C" fn gst_analytics_image_util_iou_int(
    bb1_x: c_int,
    bb1_y: c_int,
    bb1_w: c_int,
    bb1_h: c_int,
    bb2_x: c_int,
    bb2_y: c_int,
    bb2_w: c_int,
    bb2_h: c_int,
) -> c_float