一蛇摸、pip install pytesseract
二、安裝識(shí)別引擎tesseract-ocr
https://digi.bib.uni-mannheim.de/tesseract/
下載安裝后飞傀，添加系統(tǒng)環(huán)境路徑
python pytesseract psm 選項(xiàng)參數(shù)
Page segmentation modes:
0? ? Orientation and script detection (OSD) only.
1? ? Automatic page segmentation with OSD.
2? ? Automatic page segmentation, but no OSD, or OCR.
3? ? Fully automatic page segmentation, but no OSD. (Default)
4? ? Assume a single column of text of variable sizes.
5? ? Assume a single uniform block of vertically aligned text.
6? ? Assume a single uniform block of text.
7? ? Treat the image as a single text line.
8? ? Treat the image as a single word.
9? ? Treat the image as a single word in a circle.
10? ? Treat the image as a single character.
11? ? Sparse text. Find as much text as possible in no particular order.
12? ? Sparse text with OSD.
13? ? Raw line. Treat the image as a single text line,bypassing hacks that areTesseract-specific.
Here is a sample usage ofimage_to_stringwith multiple parameters.
target = pytesseract.image_to_string(image, lang='eng', boxes=False, \
config='--psm 10 --oem 3 -c tessedit_char_whitelist=0123456789')
