python|Python-图像颜色空间转换图像颜色空间转换|Python

import matplotlib.pyplot as plt import cv2img_BGR = cv2.imread('test.jpg') # BGR plt.subplot(3,3,1); plt.imshow(img_BGR); plt.axis('off'); plt.title('BGR')img_RGB = cv2.cvtColor(img_BGR, cv2.COLOR_BGR2RGB) plt.subplot(3,3,2); plt.imshow(img_RGB); plt.axis('off'); plt.title('RGB')img_GRAY = cv2.cvtColor(img_BGR, cv2.COLOR_BGR2GRAY) plt.subplot(3,3,3); plt.imshow(img_GRAY); plt.axis('off'); plt.title('GRAY')img_HSV = cv2.cvtColor(img_BGR, cv2.COLOR_BGR2HSV) plt.subplot(3,3,4); plt.imshow(img_HSV); plt.axis('off'); plt.title('HSV')img_YcrCb = cv2.cvtColor(img_BGR, cv2.COLOR_BGR2YCrCb) plt.subplot(3,3,5); plt.imshow(img_YcrCb); plt.axis('off'); plt.title('YcrCb')img_HLS = cv2.cvtColor(img_BGR, cv2.COLOR_BGR2HLS) plt.subplot(3,3,6); plt.imshow(img_HLS); plt.axis('off'); plt.title('HLS')img_XYZ = cv2.cvtColor(img_BGR, cv2.COLOR_BGR2XYZ) plt.subplot(3,3,7); plt.imshow(img_XYZ); plt.axis('off'); plt.title('XYZ')img_LAB = cv2.cvtColor(img_BGR, cv2.COLOR_BGR2LAB) plt.subplot(3,3,8); plt.imshow(img_LAB); plt.axis('off'); plt.title('LAB')img_YUV = cv2.cvtColor(img_BGR, cv2.COLOR_BGR2YUV) plt.subplot(3,3,9); plt.imshow(img_YUV); plt.axis('off'); plt.title('YUV') plt.show()

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