shemerey/ocrserver

The minimum OCR server by Golang, can be easily deployed on Heroku (or Docker host)

ocrserver

Simple OCR server, as a small working sample for gosseract.

Try now here https://ocr-example.herokuapp.com/, and deploy your own now.

Deploy

Heroku

Docker

docker run --rm -p 8080:8080 otiai10/ocrserver

manual deploy

sudo apt-get install -y libleptonica-dev libtesseract-dev tesseract-ocr
go get github.com/otiai10/ocrserver
$GOPATH/bin/ocrserver

API Endpoints

GET /

POST /file

# Request
curl -XPOST "http://localhost:8080/file" \
-F "file=@sample.png" \
-H "Content-Type: multipart/form-data"

# Response
{
	"result": "2,464 total",
	"version": "0.0.1",
}

POST /base64

# Request
curl -XPOST "http://localhost:8080/base64" \
-d '{
	"base64": "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",
	"trim":"\n"
}'

# Response
{
	"result": "OCR",
	"version": "0.0.1",
}

GET /status

# Request
% curl -XGET "http://localhost:8080/status"

# Response
{"message":"Hello!","version":"0.0.1"}