OCR-openCV-in-python

Table of contents

• General info
• Technologies
• Setup and run

General

What is OCR

Optical Character Recognition - a set of activities, algorithms, or software to recognize characters and texts in an image file.

Simplifying this, it is getting a text from a graphic file by a computer program.

Technologies

Project is created with:

• pytesseract
• openCV

Setup and run

Installing important libraries

On Linux

$ sudo apt-get update

$ sudo apt-get install libleptonica-dev

$ sudo apt-get install tesseract-ocr tesseract-ocr-dev

$ sudo apt-get install libtesseract-dev

$ sudo apt install python3-opencv

On Mac

brew install opencv

brew install tesseract

On Windows

download binary from https://github.com/UB-Mannheim/tesseract/wiki. then uncoment this line in script

pytesseract.pytesseract.tesseract_cmd = 'C:\Program Files (x86)\Tesseract-OCR\tesseract.exe'

Now you can install tesseract by pip

pip install tesseract

pip install tesseract-ocr

pip install pytesseract

and install openCV

pip install opencv-python