colour.RGB_to_YCoCg¶
-
colour.
RGB_to_YCoCg
(RGB)[source]¶ Converts an array of R’G’B’ values to the corresponding YCoCg colour encoding values array.
- Parameters
RGB (array_like) – Input R’G’B’ array.
- Returns
YCoCg colour encoding array.
- Return type
ndarray
References
Examples
>>> RGB_to_YCoCg(np.array([1.0, 1.0, 1.0])) array([ 1., 0., 0.]) >>> RGB_to_YCoCg(np.array([0.75, 0.5, 0.5])) array([ 0.5625, 0.125 , -0.0625])