Re: QR-code scanning for Mac OS?
Re: QR-code scanning for Mac OS?
- Subject: Re: QR-code scanning for Mac OS?
- From: Iain Holmes <email@hidden>
- Date: Wed, 03 Dec 2014 18:36:31 +0000
Someone has ported the ZXing code to ObjC
https://github.com/TheLevelUp/ZXingObjC <https://github.com/TheLevelUp/ZXingObjC>
iain
> On 3 Dec 2014, at 18:31, Jens Alfke <email@hidden> wrote:
>
> I'm getting interested in using QR codes to pair devices or quickly share information (i.e. one device displays a QR code that the other device then reads with its camera.)
>
> It's quite easy to generate a QR code using CoreImage. The roadblock I've hit is that AVFoundation only supports QR-code scanning on iOS, not Mac OS. (I.e. AVCaptureMetadataOutput is an iOS-only class.) That's a roadblock for transferring data (like a private key) from an iOS device to a Mac.
>
> I've searched a bit for a Mac-compatible QR scanning library, but found nothing on Github or CocoaControls. Anyone know of one? (I know there are cross-platform libraries to do the raw image analysis, but I'm hoping to find something that (a) builds in Xcode, and (b) includes the code to talk to the camera since I know nothing about doing that.)
>
> —Jens
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