com.google.zxing.oned
Class MultiFormatUPCEANReader

java.lang.Object
  extended by com.google.zxing.oned.OneDReader
      extended by 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(java.util.Map<DecodeHintType,?> hints)
           
 
Method Summary
 Result decodeRow(int rowNumber, BitArray row, java.util.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(java.util.Map<DecodeHintType,?> hints)
Method Detail

decodeRow

public Result decodeRow(int rowNumber,
                        BitArray row,
                        java.util.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