pub unsafe extern "C" fn heif_item_add_property_user_description(
context: *const heif_context,
itemId: heif_item_id,
description: *const heif_property_user_description,
out_propertyId: *mut heif_property_id
) -> heif_error
pub unsafe extern "C" fn heif_item_add_property_user_description(
context: *const heif_context,
itemId: heif_item_id,
description: *const heif_property_user_description,
out_propertyId: *mut heif_property_id
) -> heif_error