com.google.zxing.oned
Class MultiFormatUPCEANReader

java.lang.Object
  com.google.zxing.oned.OneDReader
      com.google.zxing.oned.MultiFormatUPCEANReader

All Implemented Interfaces:

Reader

public final class MultiFormatUPCEANReader
extends OneDReader

A reader that can read all available UPC/EAN formats. If a caller wants to try to read all such formats, it is most efficient to use this implementation rather than invoke individual readers.

Author:

Sean Owen

Field Summary

Fields inherited from class com.google.zxing.oned.OneDReader

INTEGER_MATH_SHIFT, PATTERN_MATCH_RESULT_SCALE_FACTOR

Constructor Summary

MultiFormatUPCEANReader(Map<DecodeHintType,?> hints)

Method Summary

Result	decodeRow(int rowNumber, BitArray row, Map<DecodeHintType,?> hints) Attempts to decode a one-dimensional barcode format given a single row of an image.
void	reset() Resets any internal state the implementation has after a decode, to prepare it for reuse.

Methods inherited from class com.google.zxing.oned.OneDReader

decode, decode, patternMatchVariance, recordPattern, recordPatternInReverse

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

MultiFormatUPCEANReader

public MultiFormatUPCEANReader(Map<DecodeHintType,?> hints)

Method Detail

decodeRow

public Result decodeRow(int rowNumber,
                        BitArray row,
                        Map<DecodeHintType,?> hints)
                 throws NotFoundException

Description copied from class: OneDReader

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

Specified by:

decodeRow in class OneDReader

Parameters:

rowNumber - row number from top of the row

row - the black/white pixel data of the row

hints - decode hints

Returns:

Result containing encoded string and start/end of barcode

Throws:

NotFoundException - if an error occurs or barcode cannot be found

reset

public void reset()

Description copied from interface: Reader

Resets any internal state the implementation has after a decode, to prepare it for reuse.

Specified by:

reset in interface Reader

Overrides:

reset in class OneDReader