cv2.createTrackbar使用回调函数建立滑动色块

import cv2 import numpy as npweb def nothing®: g = cv2.getTrackbarPos(‘G’, ‘image’) b = cv2.getTrackbarPos(‘B’, ‘image’) img[:] = [b, g, r] cv2.imshow(‘image’, img)svg def nothing1(g): r =cv2.getTrack

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