OPENCV+PYTHON 文字识别（重点图像透视变换）

# Author：Winter Liu is coming! import cv2 as cv import numpy as np import pytesseractapp # 预处理，高斯滤波（用处不大），4次开操做 # 过滤轮廓惟一 def contour_demo(img):     gray = cv.cvtColor(img, cv.COLOR_BGR2GRAY)     gray

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