Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_name_38 (bit_depth INTEGER, color_sampling VARCHAR)
### Question:
What bit depth has 4:1:1 as the color sampling?
### Answer:
SELECT SUM(bit_depth) FROM table_name_38 WHERE color_sampling = "4:1:1"