This version solidifies the algorithm's reliability for Windows users with several advanced features:
“Twenty seconds.”
Typical items addressed in a release around that numbering might include:
LZ4 is a lossless compression algorithm created by Yann Collet. It is part of the "LZ77" family of codecs, meaning it works by replacing repeated occurrences of data with references to a single copy of that data existing earlier in the input stream. lz4 v183 win64
The Win64 binary leverages the large register file of x86-64 processors. This allows the compression engine to keep active match pointers in registers rather than fetching them from the L1 cache. The 64-bit memory addressing eliminates the 4GB limitation of older 32-bit versions. It allows direct processing of multi-gigabyte memory-mapped files. Compiler-Specific Tuning
The Win64 release often comes with an executable ( lz4.exe ) that is easy to use in command prompts, batch files, or PowerShell scripts. How to Use LZ4 v1.8.3 on Windows
is an essential tool for those who prioritize speed in their compression workflows. With its robust 64-bit optimization and high-performance algorithm, it stands as a reliable, fast, and free solution for Windows users. This allows the compression engine to keep active
@echo off REM Backup a directory using LZ4 v1.8.3 win64 set SOURCE=C:\Logs set BACKUP=logs_backup_%date:~10,4%%date:~4,2%%date:~7,2%.lz4
# Example: Compressing output from another program some_command | lz4 > output.lz4
By following this guide, you should be able to effectively use LZ4 v1.9.3 on Win64 systems for your compression and decompression needs. Compiler-Specific Tuning The Win64 release often comes with
Expected hash (if built from official source with default MSVC 2017 x64) should match community-known values. For v1.8.3, a known good build (by "Cyan4973" – Yann Collet's official) yields:
The win64 build typically includes the lz4.exe command-line utility. Basic Commands lz4.exe filename Decompress a file: lz4.exe -d filename.lz4
is an open-source, lossless compression algorithm focused on extreme speed. Created by Yann Collet, it sacrifices a fraction of the compression ratio achieved by heavier algorithms like ZIP or RAR to achieve blazing-fast processing times.
LZ4 offers decompression speeds that can often reach several GB/s, making it significantly faster than traditional algorithms.
The designation specifies three critical components: