ios - Is it possible to decode QRCode image to value -

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i'm looking code me convert qrcode image. there easy way avfoundation scan qr code of camera. if want encoded qr string uiimage there way so?

native solution:
far know can scan qr video since ios 7. (see other answers)
scanning image appeared in ios 8.

see ciqrcodefeature

and this shinobicontrols tutorial

third party libs:
example zbar


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