OpenCV线型lineType

有三个值可选：LINE_8（默认）、LINE_4、LINE_AA LINE_8最快，LINE_AA最慢 LINE_8最丑，LINE_AA最美 import cv2 import numpy as np lineType = cv2.LINE_8 # lineType = cv2.LINE_4 # lineType = cv2.LINE_AA img = np.zeros((420, 1000,

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