This program will extract the characters from the boxes drawn in the form, in proper order and save the result as result.jpg. Note: for the closing the popped up resultant window, press 'q'.
Ubuntu 16.04 OpenCV version > 3.0 (For Windows Change accordingly) numpy > 1.13.0
A step by step series of command that tell you how to get a development env running
sudo pip install opencv-contrib-python
sudo pip install numpy
python mainApp.py sample.jpg