/line-bot-img-to-text

A simple Line bot that converts image to text with OpenCV and Tesseract

Primary LanguagePython

Line Bot with Image to Text Recognition and Detection with OpenCV and Tesseract

Set Up

  1. Before installing Python Modules, it is recommended to create and use virtual environments for this project, by using the following command:
# Windows
py -3 -m venv .venv
.venv\Scripts\activate
# MacOS
python3 -m venv .venv
. .venv/bin/activate
  1. Run the following command to install necessary Python Modules
pip install -r requirements.txt

  1. Follow the guide and install tesseract.

  2. Duplicate the config.py.example and rename it to config.py.

# Windows
copy config.py.example config.py
# MacOS
cp config.py.example config.py

  1. Put your Line Bot's CHANNEL_ACCESS_TOKEN and CHANNEL_SECRET, and PATH_TO_TESSERACT command (e.g. /opt/homebrew/Cellar/tesseract/5.3.3/bin/tesseract) in the config file.

  2. Run the following command to start the application

flask run --debug --host 0.0.0.0 --port 5001

Run NGROK

To connect this Web API to Line Bot, you need to hook this Web API to Line's Webhook. To tunnel your local address to public address, you need to install ngrok and run the following command to expose this application's port to public.

ngrok http 5001

Hook this Web API application to Line's Webhook

Navigate to Line Developer Console Website and follow their instructions to build Line Bot Official and connect the webhook.