| Package | Description | 
|---|---|
| com.itextpdf.barcodes | |
| com.itextpdf.barcodes.qrcode | 
| Class and Description | 
|---|
| EncodeHintType 
           These are a set of hints that you may pass to Writers to specify their behavior. 
          | 
| Class and Description | 
|---|
| ByteMatrix 
           A class which wraps a 2D array of bytes. 
          | 
| EncodeHintType 
           These are a set of hints that you may pass to Writers to specify their behavior. 
          | 
| ErrorCorrectionLevel 
           See ISO 18004:2006, 6.5.1. 
          | 
| WriterException 
           A base class which covers the range of exceptions which may occur when encoding a barcode using the Writer framework. 
          | 
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