Demo link http://kitdastudio.com/project/hkGingChow/
idea by Kitman http://kitdastudio.com/
3rd party libraries used
JQuery
http://fabricjs.com/
http://github.com/exif-js/exif-js
http://github.com/eligrey/FileSaver.js/
http://github.com/eligrey/canvas-toBlob.js