Type Alias

VNBarcodeSymbology

Symbologies supported by the Vision framework.

Declaration

typedef NSString *VNBarcodeSymbology;

Discussion

To detect specific barcode symbologies in a Vision request, add the corresponding VNBarcodeSymbology structures to the supportedSymbologies property of your VNDetectBarcodesRequest.

Topics

Supporting Barcode Types

VNBarcodeSymbologyAztec

A symbol indicating support for Aztec code recognition.

VNBarcodeSymbologyCode39

A symbol indicating support for standard Code 39 barcode recognition.

VNBarcodeSymbologyCode39Checksum

A symbol indicating support for recognizing barcodes in standard Code 39 with checksum.

VNBarcodeSymbologyCode39FullASCII

A symbol indicating support for recognizing barcodes in full ASCII Code 39.

VNBarcodeSymbologyCode39FullASCIIChecksum

A symbol indicating support for recognizing barcodes in full ASCII Code 39 with checksum.

VNBarcodeSymbologyCode93

A symbol indicating support for standard Code 93 barcode recognition.

VNBarcodeSymbologyCode93i

A symbol indicating support for standard Code 93i barcode recognition.

VNBarcodeSymbologyCode128

A symbol indicating support for standard Code 128 barcode recognition.

VNBarcodeSymbologyDataMatrix

A symbol indicating support for Data Matrix barcode recognition.

VNBarcodeSymbologyEAN8

A symbol indicating support for EAN-8 barcode recognition.

VNBarcodeSymbologyEAN13

A symbol indicating support for EAN-13 barcode recognition.

VNBarcodeSymbologyI2of5

A symbol indicating support for Interleaved 2 of 5 (ITF) barcode recognition.

VNBarcodeSymbologyI2of5Checksum

A symbol indicating support for recognizing barcodes in Interleaved 2 of 5 (ITF) with checksum.

VNBarcodeSymbologyITF14

A symbol indicating support for ITF-14 barcode recognition.

VNBarcodeSymbologyPDF417

A symbol indicating support for PDF417 barcode recognition.

VNBarcodeSymbologyQR

A symbol indicating support for QR code recognition.

VNBarcodeSymbologyUPCE

A symbol indicating support for UPC-E barcode recognition.

See Also

Barcode Detection

VNDetectBarcodesRequest

An image analysis request that finds and recognizes barcodes in an image.

VNBarcodeObservation

Barcode information detected by an image analysis request.