Description

ocr-reader-api

App Requirements

• MongoDB
• NodeJS Latest LTS

Installation

# 1 - Install [tesseract project] (https://github.com/tesseract-ocr/tessdoc/blob/master/Installation.md)

# FOR LINUX Debian/Ubuntu
sudo apt install tesseract-ocr

# 2 - Install Project Dependencies
npm install

Running the app

# With nodemon watch
npm run --prefix start:dev:nodemon

# Production mode
npm run start:prod

Using the app

# With nodemon watch
curl --header "Content-Type: application/json" \
    --request POST \
    --data '{"imageUrl": "https://i.stack.imgur.com/t3qWG.png"}' \
    http://localhost:9011/read

App Package Structure

App Configurations

• Check environments package

# Rename [.env.sample] file to [.env]

# Set Mongo DB URI
MONGO_DB_URI=mongodb://username:password@localhost:27018

Important Links

• https://github.com/zapolnoch/node-tesseract-ocr
• https://github.com/naptha/tesseract.js
• https://github.com/tesseract-ocr/tessdoc/blob/master/Installation.md
• https://github.com/tesseract-ocr/tesseract/blob/master/doc/tesseract.1.asc#options
• https://tesseract-ocr.github.io/tessdoc/tess3/ControlParams

Todo

• Queue implementation.
• Accept multiple Urls.
• API to read the Collection from DB.
• Docker Setup