Created
August 26, 2018 08:37
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Detect text messages from QR code
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| extension UIImage { | |
| func parseQR() -> [String] { | |
| guard let image = CIImage(image: self) else { | |
| return [] | |
| } | |
| let detector = CIDetector(ofType: CIDetectorTypeQRCode, | |
| context: nil, | |
| options: [CIDetectorAccuracy: CIDetectorAccuracyHigh]) | |
| let features = detector?.features(in: image) ?? [] | |
| return features.compactMap { feature in | |
| return (feature as? CIQRCodeFeature)?.messageString | |
| } | |
| } | |
| } |
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it does not work for iOS Simulator 14.4