All Classes

Class	Description
AbstractExpandedDecoder
AbstractRSSReader
AddressBookAUResultParser	Implements KDDI AU's address book format.
AddressBookDoCoMoResultParser	Implements the "MECARD" address book entry format.
AddressBookParsedResult
AlignmentPattern	Encapsulates an alignment pattern, which are the smaller square patterns found in all but the simplest QR Codes.
AztecCode	Aztec 2D code representation
AztecDetectorResult
AztecReader	This implementation can detect and decode Aztec codes in an image.
AztecWriter
BarcodeFormat	Enumerates barcode formats known to this package.
BarcodeMatrix	Holds all of the information for a barcode in a format where it can be easily accessable
Binarizer	This class hierarchy provides a set of methods to convert luminance data to 1 bit data.
BinaryBitmap	This class is the core bitmap class used by ZXing to represent 1 bit data.
BitArray	A simple, fast array of bits, represented compactly by an array of ints internally.
BitMatrix	Represents a 2D matrix of bits.
BitSource	This provides an easy abstraction to read bits at a time from a sequence of bytes, where the number of bits read is not often a multiple of 8.
BizcardResultParser	Implements the "BIZCARD" address book entry format, though this has been largely reverse-engineered from examples observed in the wild -- still looking for a definitive reference.
BookmarkDoCoMoResultParser
BufferedImageLuminanceSource	This LuminanceSource implementation is meant for J2SE clients and our blackbox unit tests.
ByQuadrantReader	This class attempts to decode a barcode from an image, not by scanning the whole image, but by scanning subsets of the image.
ByteMatrix	JAVAPORT: The original code was a 2D array of ints, but since it only ever gets assigned -1, 0, and 1, I'm going to use less memory and go with bytes.
CalendarParsedResult
CharacterSetECI	Encapsulates a Character Set ECI, according to "Extended Channel Interpretations" 5.3.1.1 of ISO 18004.
ChecksumException	Thrown when a barcode was successfully detected and decoded, but was not returned because its checksum feature failed.
CodaBarReader	Decodes Codabar barcodes.
CodaBarWriter	This class renders CodaBar as boolean[].
Code128Reader	Decodes Code 128 barcodes.
Code128Writer	This object renders a CODE128 code as a BitMatrix.
Code39Reader	Decodes Code 39 barcodes.
Code39Writer	This object renders a CODE39 code as a BitMatrix.
Code93Reader	Decodes Code 93 barcodes.
CommandLineEncoder	Command line utility for encoding barcodes.
CommandLineRunner	This simple command line utility decodes files, directories of files, or URIs which are passed as arguments.
Compaction
DataCharacter
DataMatrixReader	This implementation can detect and decode Data Matrix codes in an image.
DataMatrixWriter	This object renders a Data Matrix code as a BitMatrix 2D array of greyscale values.
DecodeHintType	Encapsulates a type of hint that a caller may pass to a barcode reader to help it more quickly or accurately decode it.
Decoder	The main class which implements Aztec Code decoding -- as opposed to locating and extracting the Aztec Code from an image.
Decoder	The main class which implements Data Matrix Code decoding -- as opposed to locating and extracting the Data Matrix Code from an image.
Decoder	The main class which implements MaxiCode decoding -- as opposed to locating and extracting the MaxiCode from an image.
Decoder	The main class which implements QR Code decoding -- as opposed to locating and extracting the QR Code from an image.
DecoderResult	Encapsulates the result of decoding a matrix of bits.
DefaultGridSampler
DefaultPlacement	Symbol Character Placement Program.
Detector	Encapsulates logic that can detect an Aztec Code in an image, even if the Aztec Code is rotated or skewed, or partially obscured.
Detector	Encapsulates logic that can detect a Data Matrix Code in an image, even if the Data Matrix Code is rotated or skewed, or partially obscured.
Detector	Encapsulates logic that can detect a PDF417 Code in an image, even if the PDF417 Code is rotated or skewed, or partially obscured.
Detector	Encapsulates logic that can detect a QR Code in an image, even if the QR Code is rotated or skewed, or partially obscured.
DetectorResult	Encapsulates the result of detecting a barcode in an image.
Dimension	Simply encapsulates a width and height.
Dimensions	Data object to specify the minimum and maximum number of rows and columns for a PDF417 barcode.
EAN13Reader	Implements decoding of the EAN-13 format.
EAN13Writer	This object renders an EAN13 code as a BitMatrix.
EAN8Reader	Implements decoding of the EAN-8 format.
EAN8Writer	This object renders an EAN8 code as a BitMatrix.
EmailAddressParsedResult
EmailAddressResultParser	Represents a result that encodes an e-mail address, either as a plain address like "joe@example.org" or a mailto: URL like "mailto:joe@example.org".
EmailDoCoMoResultParser	Implements the "MATMSG" email message entry format.
EncodeHintType	These are a set of hints that you may pass to Writers to specify their behavior.
Encoder	Generates Aztec 2D barcodes.
Encoder
ErrorCorrection	Error Correction Code for ECC200.
ErrorCorrection	PDF417 error correction implementation.
ErrorCorrectionLevel	See ISO 18004:2006, 6.5.1.
ExpandedProductParsedResult
ExpandedProductResultParser	Parses strings of digits that represent a RSS Extended code.
FinderPattern
FinderPattern	Encapsulates a finder pattern, which are the three square patterns found in the corners of QR Codes.
FinderPatternFinder	This class attempts to find finder patterns in a QR Code.
FinderPatternInfo	Encapsulates information about finder patterns in an image, including the location of the three finder patterns, and their estimated module size.
FormatException	Thrown when a barcode was successfully detected, but some aspect of the content did not conform to the barcode's format rules.
GenericGF	This class contains utility methods for performing mathematical operations over the Galois Fields.
GenericMultipleBarcodeReader	Attempts to locate multiple barcodes in an image by repeatedly decoding portion of the image.
GeoParsedResult
GeoResultParser	Parses a "geo:" URI result, which specifies a location on the surface of the Earth as well as an optional altitude above the surface.
GlobalHistogramBinarizer	This Binarizer implementation uses the old ZXing global histogram approach.
GridSampler	Implementations of this class can, given locations of finder patterns for a QR code in an image, sample the right points in the image to reconstruct the QR code, accounting for perspective distortion.
GUIRunner	Simple GUI frontend to the library.
HighLevelEncoder	This produces nearly optimal encodings of text into the first-level of encoding used by Aztec code.
HighLevelEncoder	DataMatrix ECC 200 data encoder following the algorithm described in ISO/IEC 16022:200(E) in annex S.
HtmlAssetTranslator	A utility which auto-translates the English-language text in a directory of HTML documents using Google Translate.
HybridBinarizer	This class implements a local thresholding algorithm, which while slower than the GlobalHistogramBinarizer, is fairly efficient for what it does.
ImageReader	Encapsulates reading URIs as images.
InvertedLuminanceSource	A wrapper implementation of LuminanceSource which inverts the luminances it returns -- black becomes white and vice versa, and each value becomes (255-value).
ISBNParsedResult
ISBNResultParser	Parses strings of digits that represent a ISBN.
ITFReader	Implements decoding of the ITF format, or Interleaved Two of Five.
ITFWriter	This object renders a ITF code as a BitMatrix.
LuminanceSource	The purpose of this class hierarchy is to abstract different bitmap implementations across platforms into a standard interface for requesting greyscale luminance values.
MathUtils
MatrixToImageConfig	Encapsulates custom configuration used in methods of MatrixToImageWriter.
MatrixToImageWriter	Writes a BitMatrix to BufferedImage, file or stream.
MaxiCodeReader	This implementation can detect and decode a MaxiCode in an image.
Mode	See ISO 18004:2006, 6.4.1, Tables 2 and 3.
ModulusGF	A field based on powers of a generator integer, modulo some modulus.
MonochromeRectangleDetector	A somewhat generic detector that looks for a barcode-like rectangular region within an image.
MultiDetector	Encapsulates logic that can detect one or more QR Codes in an image, even if the QR Code is rotated or skewed, or partially obscured.
MultiFormatOneDReader
MultiFormatReader	MultiFormatReader is a convenience class and the main entry point into the library for most uses.
MultiFormatUPCEANReader	A reader that can read all available UPC/EAN formats.
MultiFormatWriter	This is a factory class which finds the appropriate Writer subclass for the BarcodeFormat requested and encodes the barcode with the supplied contents.
MultipleBarcodeReader	Implementation of this interface attempt to read several barcodes from one image.
NotFoundException	Thrown when a barcode was not found in the image.
OneDimensionalCodeWriter	Encapsulates functionality and implementation that is common to one-dimensional barcodes.
OneDReader	Encapsulates functionality and implementation that is common to all families of one-dimensional barcodes.
ParsedResult	Abstract class representing the result of decoding a barcode, as more than a String -- as some type of structured data.
ParsedResultType	Represents the type of data encoded by a barcode -- from plain text, to a URI, to an e-mail address, etc.
PDF417	Top-level class for the logic part of the PDF417 implementation.
PDF417Common
PDF417DetectorResult
PDF417Reader	This implementation can detect and decode PDF417 codes in an image.
PDF417ResultMetadata
PDF417ScanningDecoder
PDF417Writer
PerspectiveTransform	This class implements a perspective transform in two dimensions.
PlanarYUVLuminanceSource	This object extends LuminanceSource around an array of YUV data returned from the camera driver, with the option to crop to a rectangle within the full data.
ProductParsedResult
ProductResultParser	Parses strings of digits that represent a UPC code.
QRCode
QRCodeDecoderMetaData	Meta-data container for QR Code decoding.
QRCodeMultiReader	This implementation can detect and decode multiple QR Codes in an image.
QRCodeReader	This implementation can detect and decode QR Codes in an image.
QRCodeWriter	This object renders a QR Code as a BitMatrix 2D array of greyscale values.
Reader	Implementations of this interface can decode an image of a barcode in some format into the String it encodes.
ReaderException	The general exception class throw when something goes wrong during decoding of a barcode.
ReedSolomonDecoder	Implements Reed-Solomon decoding, as the name implies.
ReedSolomonEncoder	Implements Reed-Solomon enbcoding, as the name implies.
ReedSolomonException	Thrown when an exception occurs during Reed-Solomon decoding, such as when there are too many errors to correct.
Result	Encapsulates the result of decoding a barcode within an image.
ResultMetadataType	Represents some type of metadata about the result of the decoding that the decoder wishes to communicate back to the caller.
ResultParser	Abstract class representing the result of decoding a barcode, as more than a String -- as some type of structured data.
ResultPoint	Encapsulates a point of interest in an image containing a barcode.
ResultPointCallback	Callback which is invoked when a possible result point (significant point in the barcode image such as a corner) is found.
RGBLuminanceSource	This class is used to help decode images from files which arrive as RGB data from an ARGB pixel array.
RSS14Reader	Decodes RSS-14, including truncated and stacked variants.
RSSExpandedReader
RSSUtils	Adapted from listings in ISO/IEC 24724 Appendix B and Appendix G.
SMSMMSResultParser	Parses an "sms:" URI result, which specifies a number to SMS.
SMSParsedResult
SMSTOMMSTOResultParser	Parses an "smsto:" URI result, whose format is not standardized but appears to be like: smsto:number(:body).
SMTPResultParser	Parses an "smtp:" URI result, whose format is not standardized but appears to be like: smtp[:subject[:body]].
StringsResourceTranslator	A utility which auto-translates English strings in Android string resources using Google Translate.
StringUtils	Common string-related functions.
SymbolInfo	Symbol info table for DataMatrix.
SymbolShapeHint	Enumeration for DataMatrix symbol shape hint.
TelParsedResult
TelResultParser	Parses a "tel:" URI result, which specifies a phone number.
TextParsedResult	A simple result type encapsulating a string that has no further interpretation.
UPCAReader	Implements decoding of the UPC-A format.
UPCAWriter	This object renders a UPC-A code as a BitMatrix.
UPCEANReader	Encapsulates functionality and implementation that is common to UPC and EAN families of one-dimensional barcodes.
UPCEANWriter	Encapsulates functionality and implementation that is common to UPC and EAN families of one-dimensional barcodes.
UPCEReader	Implements decoding of the UPC-E format.
URIParsedResult
URIResultParser	Tries to parse results that are a URI of some kind.
URLTOResultParser	Parses the "URLTO" result format, which is of the form "URLTO:[title]:[url]".
VCardResultParser	Parses contact information formatted according to the VCard (2.1) format.
Version	The Version object encapsulates attributes about a particular size Data Matrix Code.
Version	See ISO 18004:2006 Annex D
Version.ECB	Encapsualtes the parameters for one error-correction block in one symbol version.
Version.ECBlocks	Encapsulates a set of error-correction blocks in one symbol version.
VEventResultParser	Partially implements the iCalendar format's "VEVENT" format for specifying a calendar event.
VINParsedResult
VINResultParser	Detects a result that is likely a vehicle identification number.
WhiteRectangleDetector	Detects a candidate barcode-like rectangular region within an image.
WifiParsedResult
WifiResultParser	Parses a WIFI configuration string.
Writer	The base class for all objects which encode/generate a barcode image.
WriterException	A base class which covers the range of exceptions which may occur when encoding a barcode using the Writer framework.