Package com.itextpdf.kernel.pdf.filters
Class LZWDecodeFilter
java.lang.Object
com.itextpdf.kernel.pdf.MemoryLimitsAwareFilter
com.itextpdf.kernel.pdf.filters.LZWDecodeFilter
- All Implemented Interfaces:
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IFilterHandler
Handles LZWDECODE filter
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Constructor Summary
Constructors -
Method Summary
Modifier and TypeMethodDescriptionbyte[]
decode
(byte[] b, PdfName filterName, PdfObject decodeParams, PdfDictionary streamDictionary) Decode the byte[] using the provided filterName.static byte[]
LZWDecode
(byte[] in) Decodes a byte[] according to the LZW encoding.Methods inherited from class com.itextpdf.kernel.pdf.MemoryLimitsAwareFilter
enableMemoryLimitsAwareHandler
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Constructor Details
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LZWDecodeFilter
public LZWDecodeFilter()
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Method Details
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LZWDecode
public static byte[] LZWDecode(byte[] in) Decodes a byte[] according to the LZW encoding.- Parameters:
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in
- byte[] to be decoded - Returns:
- decoded byte[]
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decode
public byte[] decode(byte[] b, PdfName filterName, PdfObject decodeParams, PdfDictionary streamDictionary) Decode the byte[] using the provided filterName.- Parameters:
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b
- the bytes that need to be decoded -
filterName
- PdfName of the filter -
decodeParams
- decode parameters -
streamDictionary
- the dictionary of the stream. Can contain additional information needed to decode the byte[]. - Returns:
- decoded byte array
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