pub unsafe extern "C" fn heif_region_item_add_region_rectangle(
arg1: *mut heif_region_item,
x: i32,
y: i32,
width: u32,
height: u32,
out_region: *mut *mut heif_region
) -> heif_error
pub unsafe extern "C" fn heif_region_item_add_region_rectangle(
arg1: *mut heif_region_item,
x: i32,
y: i32,
width: u32,
height: u32,
out_region: *mut *mut heif_region
) -> heif_error