Function libheif_sys::heif_region_item_add_region_ellipse

pub unsafe extern "C" fn heif_region_item_add_region_ellipse(
    arg1: *mut heif_region_item,
    x: i32,
    y: i32,
    radius_x: u32,
    radius_y: u32,
    out_region: *mut *mut heif_region
) -> heif_error