file-compression

Java implementation of the Huffman, LZ77, and LZW compression algorithms.

Benchmarks

method: huffman
file to compress: src\main\java\ro\ulbsibiu\ccsd\laboratory\robert\ui\MainFrame.java
file size: 33.3kb
compressed file size: 16.8kb
ratio: 50%

method: lz77
offset size: 15bits
length size: 7bits
file to compress: src\main\java\ro\ulbsibiu\ccsd\laboratory\robert\ui\MainFrame.java
file size: 33.3kb
compressed file size: 6.3kb
ratio: 19%

method: lzw
dictionary size: 15bits
dictionary strategy: freeze
file to compress: src\main\java\ro\ulbsibiu\ccsd\laboratory\robert\ui\MainFrame.java
file size: 33.3kb
compressed file size: 11.3kb
ratio: 34%