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OpenALPR

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This Cordova plugin adds support for the OpenALPR (Automatic License Plate Recognition) library, which provides support for retrieving the license plate from a picture.

Repo: https://github.com/iMicknl/cordova-plugin-openalpr

Installation

  1. Install the Cordova and Ionic Native plugins:
    $ ionic cordova plugin add cordova-plugin-openalpr
    $ npm install --save @ionic-native/openalpr
    
  2. Add this plugin to your app's module

Supported platforms

Usage

import { OpenALPR, OpenALPROptions, OpenALPRResult } from '@ionic-native/openalpr';


constructor(private openALPR: OpenALPR) { }

const scanOptions: OpenALPROptions = {
   country: this.openALPR.Country.EU,
   amount: 3
}

// To get imageData, you can use the @ionic-native/camera module for example. It works with DestinationType.FILE_URI and DATA_URL

this.openALPR.scan(imageData, scanOptions)
  .then((res: [OpenALPRResult]) => console.log(res))
  .catch((error: Error) => console.error(error));

Instance Members

Country

scan(imageData, options)

This function does something

Param Type Details
imageData any

Base64 encoding of the image data or the image file URI

options OpenALPROptions

Options to pass to the OpenALPR scanner

Returns: Promise<any> Returns a promise that resolves when something happens

API

Native

General