otiai10 / gosseract

Go package for OCR (Optical Character Recognition), by using Tesseract C++ library

gosseract OCR

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

OCR Server

Do you just want OCR server, or see the working example of this package? Yes, there is already-made server application, which is seriously 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 step-by-step. Or if you want the env instantly, you can just try by docker run -it --rm otiai10/gosseract.

Test

In case you have tesseract-ocr on your local, you can just hit

% go test .

Otherwise, if you DON'T want to install tesseract-ocr on your local, kick ./test/runtime which is using 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