Minh Nguyen Hoang minh-nguyenhoang
minh-nguyenhoang
/ color_transfer.py
Created
September 9, 2024 03:04
Color transfer using reinhard's algorithm
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| import cv2 | |
| import numpy as np | |
| RGB2LMS = np.array([[0.3811, 0.5783, 0.0402], | |
| [0.1967, 0.7244, 0.0782], | |
| [0.0241, 0.1288, 0.8444]]).astype(np.float32) | |
| LMS2LAB = np.array([[1/np.sqrt(3), 1/np.sqrt(3), 1/np.sqrt(3)], | |
| [1/np.sqrt(6), 1/np.sqrt(6), -2/np.sqrt(6)], | |
| [1/np.sqrt(2), -1/np.sqrt(2), 0]]).astype(np.float32) | |
| INV_LMS2LAB = np.linalg.inv(LMS2LAB) |