The Scanner can read PDF417 barcode from the frame of the camera.This application is fast and simple to use: the codes can contain text, web links. In addition to reading the code can perform different types of instant search, if the PDF417 continent scanned a URL you can go directly to web pages. The scanner will have good performance if your camera has auto-focus function, otherwise barcode will not be decoded if the space between bars is small . If you need the SDK for developing your own application, visit http://www.aipsys.com to buy one.