gosseract OCR

Golang OCR package, by using Tesseract C++ library.

OCR Server

If you need an OCR server or want to see a working example of this package, there is a ready-made server application, which is very easy to deploy!

👉 https://github.com/otiai10/ocrserver

Example

package main

import (
	"fmt"
	"github.com/otiai10/gosseract/v2"
)

func main() {
	client := gosseract.NewClient()
	defer client.Close()
	client.SetImage("path/to/image.png")
	text, _ := client.Text()
	fmt.Println(text)
	// Hello, World!
}

Installation

1. tesseract-ocr, including library and headers
2. go get -t github.com/otiai10/gosseract/v2

Please check this Dockerfile to get started. Alternatively, you can deploy the pre-existing Docker image by invoking docker run -it --rm otiai10/gosseract.

Test

In case you have tesseract-ocr installed on your local environment, you can run the tests with:

% go test .

If you DON'T want to install tesseract-ocr on your local environment, run ./test/runtime which utilises Docker and Vagrant to test the source code on some runtimes.

% ./test/runtime --driver docker
% ./test/runtime --driver vagrant

Check ./test/runtimes for more information about runtime tests.

Issues

• https://github.com/otiai10/gosseract/issues