TUPCAReader Class

Unit: ZXing.OneD.UPCAReader
TInterfacedObject
  ZXing.OneD.OneDReader.TOneDReader
    ZXing.OneD.UPCEANReader.TUPCEANReader
      ZXing.OneD.UPCAReader.TUPCAReader
type TUPCAReader = class(TUPCEANReader)

The TUPCAReader type exposes the following members.

Show:
 NameDescription
BarcodeFormat

Get the format of this decoder. (Overrides ZXing.OneD.UPCEANReader.TUPCEANReader.BarcodeFormat .)

DecodeMiddle

Subclasses override this to decode the portion of a barcode between the start and end guard patterns. (Overrides ZXing.OneD.UPCEANReader.TUPCEANReader.DecodeMiddle .)

decode

Locates and decodes a barcode in some format within an image. This method also accepts hints, each possibly associated to some data, which may help the implementation decode. Note that we don't try rotation without the try harder flag, even if rotation was supported. (Overrides ZXing.OneD.OneDReader.TOneDReader.decode .)

decodeRow

Overloaded.

decodeRow
Overloaded.

Attempts to decode a one-dimensional barcode format given a single row of an image.

(Overrides ZXing.OneD.UPCEANReader.TUPCEANReader.decodeRow .)
Top
Show:
 NameDescription
INTEGER_MATH_SHIFT
L_AND_G_PATTERNS

As above but also including the "even", or "G" patterns used to encode UPC/EAN digits. (Inherited from ZXing.OneD.UPCEANReader.TUPCEANReader .)

L_PATTERNS

"Odd", or "L" patterns used to encode UPC/EAN digits. (Inherited from ZXing.OneD.UPCEANReader.TUPCEANReader .)

MAX_AVG_VARIANCE
MAX_INDIVIDUAL_VARIANCE
MIDDLE_PATTERN

Pattern marking the middle of a UPC/EAN pattern, separating the two halves. (Inherited from ZXing.OneD.UPCEANReader.TUPCEANReader .)

PATTERN_MATCH_RESULT_SCALE_FACTOR
START_END_PATTERN

Start/end guard pattern. (Inherited from ZXing.OneD.UPCEANReader.TUPCEANReader .)

Top