This library is a QR code decoder/reader for HTML5 enabled browser.

Just run $ bower install qrcode-decoder-js

Include the library <script src="path/to/qrcode-decoder-js/lib/qrcode-decoder.min.js"></script>

Set qrcode.callback to function "func(data)", where data will get the decoded information.

• Decode image with: qrcode.decode(url or DataURL)
• Decode from canvas with "qr-canvas" ID: qrcode.decode()

If you want to improve the code and send your pull request, you will need:

Clone this repository

$ git clone https://github.com/colkito/qrcode-decoder-js.git

$ cd qrcode-decoder-js

Install dev dependencies

$ npm install

To compile and minify the lib

$ grunt compile

There is a convinent Gruntfile.js for automation during editing the code

$ grunt

This repo is a fork and port of Lazar Laszlo's jsqrcode.

Because I use this awesome library in my personal projects/work and I noticed that was not updated/improved since several months ago.