Module: Omnizip::Algorithms::Deflate64::Constants

Included in:

Decoder, Encoder, HuffmanCoder, LZ77Encoder

Defined in:

lib/omnizip/algorithms/deflate64/constants.rb

Overview

Constants for Deflate64 (Enhanced Deflate) algorithm

Constant Summary

DICTIONARY_SIZE =

Dictionary/window size - 64KB vs 32KB in standard Deflate

65_536

MAX_MATCH_LENGTH =

Match length constraints

258

MIN_MATCH_LENGTH =

3

MAX_DISTANCE =

DICTIONARY_SIZE - 1

LITERAL_CODES =

Huffman coding constants

286

DISTANCE_CODES =

30

LENGTH_CODES =

19

BLOCK_TYPE_STORED =

Block types

0

BLOCK_TYPE_FIXED =

1

BLOCK_TYPE_DYNAMIC =

2

END_OF_BLOCK =

End of block marker

256

MAX_LITERAL_CODE_LENGTH =

Maximum code lengths

15

MAX_DISTANCE_CODE_LENGTH =

15

HASH_SIZE =

Hash table size for LZ77

65_536

HASH_SHIFT =

5

MAX_CHAIN_LENGTH =

Search limits

4096

GOOD_MATCH =

32

NICE_MATCH =

258

MAX_LAZY_MATCH =

258