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34 lines
901 B
34 lines
901 B
6 months ago
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# https://digi.bib.uni-mannheim.de/tesseract/
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# 配置环境变量如E:\Program Files (x86)\Tesseract-OCR
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# tesseract -v进行测试
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# tesseract XXX.png 得到结果
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# pip install pytesseract
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# anaconda lib site-packges pytesseract pytesseract.py
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# tesseract_cmd 修改为绝对路径即可
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from PIL import Image
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import pytesseract
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import cv2
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import os
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preprocess = 'blur' #thresh
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image = cv2.imread('scan.jpg')
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gray = cv2.cvtColor(image, cv2.COLOR_BGR2GRAY)
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if preprocess == "thresh":
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gray = cv2.threshold(gray, 0, 255,cv2.THRESH_BINARY | cv2.THRESH_OTSU)[1]
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if preprocess == "blur":
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gray = cv2.medianBlur(gray, 3)
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filename = "{}.png".format(os.getpid())
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cv2.imwrite(filename, gray)
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text = pytesseract.image_to_string(Image.open(filename))
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print(text)
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os.remove(filename)
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cv2.imshow("Image", image)
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cv2.imshow("Output", gray)
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cv2.waitKey(0)
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