jsqrcode's Introduction

JavaScript QRCode reader for HTML5 enabled browser.

This is a port of Lazarsoft’s qrcode reader

Installation

npm install qrcode-reader

Usage

QrCode=require(‘qrcode-reader’);

Create a new instance of QrCode:

qr= new QrCode();

Set it's callback to a custom function

qr.callback= function(result){alert(result)}

Decode an image by it's URL or Data URI

qr.decode(url or DataURL).

Decode from canvas with "qr-canvas" ID:

qrcode.decode()

In the browser

Include the scripts in the following order:

<script type="text/javascript" src="grid.js"></script>
<script type="text/javascript" src="version.js"></script>
<script type="text/javascript" src="detector.js"></script>
<script type="text/javascript" src="formatinf.js"></script>
<script type="text/javascript" src="errorlevel.js"></script>
<script type="text/javascript" src="bitmat.js"></script>
<script type="text/javascript" src="datablock.js"></script>
<script type="text/javascript" src="bmparser.js"></script>
<script type="text/javascript" src="datamask.js"></script>
<script type="text/javascript" src="rsdecoder.js"></script>
<script type="text/javascript" src="gf256poly.js"></script>
<script type="text/javascript" src="gf256.js"></script>
<script type="text/javascript" src="decoder.js"></script>
<script type="text/javascript" src="qrcode.js"></script>
<script type="text/javascript" src="findpat.js"></script>
<script type="text/javascript" src="alignpat.js"></script>
<script type="text/javascript" src="databr.js"></script>

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