package lzw
Import Path
golang.org/x/image/tiff/lzw (on go.dev)
Dependency Relation
imports 4 packages, and imported by one package
Involved Source Files
Package lzw implements the Lempel-Ziv-Welch compressed data format,
described in T. A. Welch, “A Technique for High-Performance Data
Compression”, Computer, 17(6) (June 1984), pp 8-19.
In particular, it implements LZW as used by the TIFF file format, including
an "off by one" algorithmic difference when compared to standard LZW.
Package-Level Type Names (only one)
Package-Level Functions (only one)
NewReader creates a new io.ReadCloser.
Reads from the returned io.ReadCloser read and decompress data from r.
If r does not also implement io.ByteReader,
the decompressor may read more data than necessary from r.
It is the caller's responsibility to call Close on the ReadCloser when
finished reading.
The number of bits to use for literal codes, litWidth, must be in the
range [2,8] and is typically 8. It must equal the litWidth
used during compression.
Package-Level Constants (total 2)
LSB means Least Significant Bits first, as used in the GIF file format.
MSB means Most Significant Bits first, as used in the TIFF and PDF
file formats.
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