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Name: lz4 | Distribution: openSUSE Tumbleweed |
Version: 1.10.0 | Vendor: openSUSE |
Release: 2.1 | Build date: Wed Aug 14 18:09:45 2024 |
Group: Productivity/Archiving/Compression | Build host: reproducible |
Size: 204865 | Source RPM: lz4-1.10.0-2.1.src.rpm |
Packager: https://bugs.opensuse.org | |
Url: https://lz4.github.io/lz4/ | |
Summary: Hash-based Predictive Lempel–Ziv compressor |
LZ4 is a lossless data compression algorithm that is focused on compression and decompression speed. It belongs to the LZ77 (Lempel–Ziv) family of byte-oriented compression schemes. It is a LZP2 fork and provides better compression ratio for text files. This subpackage provides a GPL command-line utility to make use of the LZ4 algorithm.
BSD-2-Clause AND GPL-2.0-or-later
* Wed Aug 14 2024 Ben Greiner <code@bnavigator.de> - Switch to cmake build system: Creates extra cmake modules for consuming projects * Mon Jul 22 2024 Jan Engelhardt <jengelh@inai.de> - Update to release 1.10.0 * Support for multithreading * Full support for dictionary compression * New compression level 2 * Wed Mar 08 2023 Martin Pluskal <mpluskal@suse.com> - Build AVX2 enabled hwcaps library for x86_64-v3 * Tue Aug 16 2022 Jan Engelhardt <jengelh@inai.de> - Update to release 1.9.4 * Decompression speed on high-end ARM64 platform is improved, by ~+20%. * For the specific scenario of data compressed with -BD4 setting (small blocks, <= 64 KB, linked) decompressed block-by-block into a flush buffer (like lz4 CLI does), decompression speed is improved ~+70%. * For compressed data employing the lz4frame format (native format of lz4 CLI), it's possible to ignore checksum validation during decompression, resulting in speed improvements of ~+40% . This capability is exposed at both CLI (see --no-crc) and library levels. * Mon Oct 04 2021 pgajdos@suse.com - version 1.9.3 fixes also CVE-2021-3520 [bsc#1185438] * Mon Nov 16 2020 Jan Engelhardt <jengelh@inai.de> - Update to release 1.9.3 * api: LZ4_decompress_safe_partial() now supports unknown compressed size * api: improved LZ4F_compressBound() with automatic flushing * cli: multiple files are compressed now using the legacy format * Wed Oct 16 2019 pgajdos@suse.com - enable testsuite - verbose build * Tue Oct 15 2019 pgajdos@suse.com - version update to 1.9.2 * decompression functions were reading a few bytes beyond input size * api: lz4frame initializers compatibility with c++, reported by @degski * cli : added command --list, based on a patch by @gabrielstedman * fixes CVE-2019-17543 [bsc#1153936] * Thu Jun 06 2019 Jan Engelhardt <jengelh@inai.de> - Update to new upstream release 1.9.1 * Decompression speed was improved by about 12% (x86/x64). * New option `lz4 --list` to inspect the block type, checksum information, compressed and decompressed sizes (if present). The command is limited to single-frame files for the time being. * Fri Oct 12 2018 astieger@suse.com - lz4 1.8.3: * minor decompression speed improvement (~+2%) with gcc * fix corruption in v1.8.2 at level 9 for files > 64KB under rare conditions * Add new command --fast * api: LZ4_decompress_safe_partial() now decodes exactly the number of bytes requested
/usr/bin/lz4 /usr/bin/lz4cat /usr/bin/unlz4 /usr/share/man/man1/lz4.1.gz /usr/share/man/man1/lz4cat.1.gz /usr/share/man/man1/unlz4.1.gz
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Fabrice Bellet, Tue Nov 19 01:14:14 2024