Function leptess::capi::pixGetBackgroundGrayMap

pub unsafe extern "C" fn pixGetBackgroundGrayMap(
    pixs: *mut Pix,
    pixim: *mut Pix,
    sx: i32,
    sy: i32,
    thresh: i32,
    mincount: i32,
    ppixd: *mut *mut Pix
) -> i32