HTML5 Canvas URL
Use Canvas Method to Export the contents of Image to URL
Base 64 Encoding:toDataURL()
1.To export the contents of an image to an URL form, use method toDataURL(type, parameter).
2.This method exports the image data to an 64 bit encoded string, which can be used with <img> element or send across the network.
3.The argument type : Denotes the MIME type of Image, default value is "image/png"
4.parameter : If Image type is not PNG then this parameter provides additional encoding detail, it denotes image quality and its value is between 0 and 1.