ReedSolomonEncoder

java.lang.Object

com.itextpdf.barcodes.qrcode.ReedSolomonEncoder

final class ReedSolomonEncoder extends Object

Implements Reed-Solomon encoding, as the name implies.

Field Summary

Fields

Modifier and Type

Field

Description

private final List<GF256Poly>

cachedGenerators

private final GF256

field
Constructor Summary

Constructors

Constructor

Description

ReedSolomonEncoder(GF256 field)

Creates a SolomonEncoder object based on a GF256 object.
Method Summary

Modifier and Type

Method

Description

private GF256Poly

buildGenerator(int degree)

void

encode(int[] toEncode, int ecBytes)

Encodes the provided data.

Methods inherited from class Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details
- field
  
  private final GF256 field
- cachedGenerators
  
  private final List<GF256Poly> cachedGenerators
Constructor Details
- ReedSolomonEncoder
  
  public ReedSolomonEncoder(GF256 field)
  
  Creates a SolomonEncoder object based on a GF256 object. Only QR codes are supported at the moment.
  
  Parameters:
  
  field - the galois field
Method Details
- buildGenerator
  
  private GF256Poly buildGenerator(int degree)
- encode
  
  public void encode(int[] toEncode, int ecBytes)
  
  Encodes the provided data.
  
  Parameters:
  
  toEncode - data to encode
  
  ecBytes - error correction bytes