Read from uiimageView

I want to know it it's possible to take an image from a camera and if that image contain any numbers it reads them from the image and shows them in a textfield. I read about ZBAr but it is quite a different thing. Does anyone know anything similar to that?

thanks

Tesseract is an open-source OCR engine that works on the iPhone:
http://robertcarlsen.net/dev/pocket-ocr
http://sites.google.com/site/olipion/cross-compilation/tesseract-ocr

It converts images to plain text.