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add release dates to CHANGELOG
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animalize
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CHANGELOG
112
CHANGELOG
@ -33,7 +33,7 @@ misc: Collect all of zstd's libc dependencies into zstd_deps.h
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doc : Add ZSTD_versionString() to manual, by @animalize
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doc : Fix documentation for ZSTD_CCtxParams_setParameter(), by @felixhandte (#2270)
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v1.4.5
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v1.4.5 (May 22, 2020)
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fix : Compression ratio regression on huge files (> 3 GB) using high levels (--ultra) and multithreading, by @terrelln
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perf: Improved decompression speed: x64 : +10% (clang) / +5% (gcc); ARM : from +15% to +50%, depending on SoC, by @terrelln
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perf: Automatically downsizes ZSTD_DCtx when too large for too long (#2069, by @bimbashreshta)
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@ -59,7 +59,7 @@ misc: Edit-distance match finder in contrib/
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doc : Improved beginner CONTRIBUTING.md docs
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doc : New issue templates for zstd
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v1.4.4
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v1.4.4 (Nov 6, 2019)
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perf: Improved decompression speed, by > 10%, by @terrelln
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perf: Better compression speed when re-using a context, by @felixhandte
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perf: Fix compression ratio when compressing large files with small dictionary, by @senhuang42
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@ -86,18 +86,18 @@ pack: modified pkgconfig, for better integration into openwrt, requested by @neh
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misc: Improved documentation : ZSTD_CLEVEL, DYNAMIC_BMI2, ZSTD_CDict, function deprecation, zstd format
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misc: fixed educational decoder : accept larger literals section, and removed UNALIGNED() macro
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v1.4.3
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v1.4.3 (Aug 20, 2019)
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bug: Fix Dictionary Compression Ratio Regression by @cyan4973 (#1709)
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bug: Fix Buffer Overflow in legacy v0.3 decompression by @felixhandte (#1722)
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build: Add support for IAR C/C++ Compiler for Arm by @joseph0918 (#1705)
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v1.4.2
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v1.4.2 (Jul 26, 2019)
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bug: Fix bug in zstd-0.5 decoder by @terrelln (#1696)
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bug: Fix seekable decompression in-memory API by @iburinoc (#1695)
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misc: Validate blocks are smaller than size limit by @vivekmg (#1685)
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misc: Restructure source files by @ephiepark (#1679)
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v1.4.1
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v1.4.1 (Jul 20, 2019)
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bug: Fix data corruption in niche use cases by @terrelln (#1659)
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bug: Fuzz legacy modes, fix uncovered bugs by @terrelln (#1593, #1594, #1595)
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bug: Fix out of bounds read by @terrelln (#1590)
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@ -127,7 +127,7 @@ build: Visual Studio: fix linking by @absotively (#1639)
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build: Fix MinGW-W64 build by @myzhang1029 (#1600)
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misc: Expand decodecorpus coverage by @ephiepark (#1664)
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v1.4.0
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v1.4.0 (Apr 17, 2019)
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perf: Improve level 1 compression speed in most scenarios by 6% by @gbtucker and @terrelln
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api: Move the advanced API, including all functions in the staging section, to the stable section
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api: Make ZSTD_e_flush and ZSTD_e_end block for maximum forward progress
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@ -164,7 +164,7 @@ misc: Optimize dictionary memory usage in corner cases
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misc: Improve the dictionary builder on small or homogeneous data
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misc: Fix spelling across the repo by @jsoref
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v1.3.8
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v1.3.8 (Dec 28, 2018)
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perf: better decompression speed on large files (+7%) and cold dictionaries (+15%)
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perf: slightly better compression ratio at high compression modes
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api : finalized advanced API, last stage before "stable" status
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@ -186,14 +186,14 @@ doc : clarified zstd_compression_format.md, by @ulikunitz
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misc: fixed zstdgrep, returns 1 on failure, by @lzutao
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misc: NEWS renamed as CHANGELOG, in accordance with fboss
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v1.3.7
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v1.3.7 (Oct 20, 2018)
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perf: slightly better decompression speed on clang (depending on hardware target)
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fix : performance of dictionary compression for small input < 4 KB at levels 9 and 10
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build: no longer build backtrace by default in release mode; restrict further automatic mode
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build: control backtrace support through build macro BACKTRACE
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misc: added man pages for zstdless and zstdgrep, by @samrussell
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v1.3.6
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v1.3.6 (Oct 6, 2018)
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perf: much faster dictionary builder, by @jenniferliu
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perf: faster dictionary compression on small data when using multiple contexts, by @felixhandte
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perf: faster dictionary decompression when using a very large number of dictionaries simultaneously
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@ -207,7 +207,7 @@ build: Read Legacy format is limited to v0.5+ by default. Can be changed at comp
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doc : zstd_compression_format.md updated to match wording in IETF RFC 8478
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misc: tests/paramgrill, a parameter optimizer, by @GeorgeLu97
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v1.3.5
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v1.3.5 (Jun 29, 2018)
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perf: much faster dictionary compression, by @felixhandte
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perf: small quality improvement for dictionary generation, by @terrelln
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perf: slightly improved high compression levels (notably level 19)
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@ -222,7 +222,7 @@ build: make and make all are compatible with -j
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doc : clarify zstd_compression_format.md, updated for IETF RFC process
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misc: pzstd compatible with reproducible compilation, by @lamby
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v1.3.4
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v1.3.4 (Mar 27, 2018)
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perf: faster speed (especially decoding speed) on recent cpus (haswell+)
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perf: much better performance associating --long with multi-threading, by @terrelln
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perf: better compression at levels 13-15
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@ -240,7 +240,7 @@ build: VS2017 scripts, by @HaydnTrigg
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misc: all /contrib projects fixed
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misc: added /contrib/docker script by @gyscos
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v1.3.3
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v1.3.3 (Dec 21, 2017)
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perf: faster zstd_opt strategy (levels 16-19)
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fix : bug #944 : multithreading with shared ditionary and large data, reported by @gsliepen
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cli : fix : content size written in header by default
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@ -252,7 +252,7 @@ api : change : when setting `pledgedSrcSize`, use `ZSTD_CONTENTSIZE_UNKNOWN` mac
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build: fix : compilation under rhel6 and centos6, reported by @pixelb
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build: added `check` target
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v1.3.2
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v1.3.2 (Oct 10, 2017)
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new : long range mode, using --long command, by Stella Lau (@stellamplau)
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new : ability to generate and decode magicless frames (#591)
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changed : maximum nb of threads reduced to 200, to avoid address space exhaustion in 32-bits mode
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@ -275,7 +275,7 @@ example : added streaming_memory_usage
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license : changed /examples license to BSD + GPLv2
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license : fix a few header files to reflect new license (#825)
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v1.3.1
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v1.3.1 (Aug 21, 2017)
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New license : BSD + GPLv2
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perf: substantially decreased memory usage in Multi-threading mode, thanks to reports by Tino Reichardt (@mcmilk)
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perf: Multi-threading supports up to 256 threads. Cap at 256 when more are requested (#760)
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@ -290,7 +290,7 @@ new : contrib/adaptive-compression, I/O driven compression strength, by Paul Cru
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new : contrib/long_distance_matching, statistics by Stella Lau (@stellamplau)
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updated : contrib/linux-kernel, by Nick Terrell (@terrelln)
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v1.3.0
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v1.3.0 (Jul 6, 2017)
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cli : new : `--list` command, by Paul Cruz
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cli : changed : xz/lzma support enabled by default
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cli : changed : `-t *` continue processing list after a decompression error
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@ -305,7 +305,7 @@ tools : decodecorpus can generate random dictionary-compressed samples, by Paul
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new : contrib/seekable_format, demo and API, by Sean Purcell
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changed : contrib/linux-kernel, updated version and license, by Nick Terrell
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v1.2.0
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v1.2.0 (May 5, 2017)
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cli : changed : Multithreading enabled by default (use target zstd-nomt or HAVE_THREAD=0 to disable)
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cli : new : command -T0 means "detect and use nb of cores", by Sean Purcell
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cli : new : zstdmt symlink hardwired to `zstd -T0`
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@ -327,7 +327,7 @@ build: enabled Multi-threading support for *BSD, by Baptiste Daroussin
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tools: updated Paramgrill. Command -O# provides best parameters for sample and speed target.
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new : contrib/linux-kernel version, by Nick Terrell
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v1.1.4
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v1.1.4 (Mar 18, 2017)
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cli : new : can compress in *.gz format, using --format=gzip command, by Przemyslaw Skibinski
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cli : new : advanced benchmark command --priority=rt
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cli : fix : write on sparse-enabled file systems in 32-bits mode, by @ds77
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@ -343,7 +343,7 @@ build : improved cmake script, by @Majlen
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build : added -Wformat-security flag, as recommended by Padraig Brady
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doc : new : educational decoder, by Sean Purcell
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v1.1.3
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v1.1.3 (Feb 7, 2017)
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cli : zstd can decompress .gz files (can be disabled with `make zstd-nogz` or `make HAVE_ZLIB=0`)
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cli : new : experimental target `make zstdmt`, with multi-threading support
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cli : new : improved dictionary builder "cover" (experimental), by Nick Terrell, based on prior work by Giuseppe Ottaviano.
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@ -359,7 +359,7 @@ API : fix : all symbols properly exposed in libzstd, by Nick Terrell
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build : support for Solaris target, by Przemyslaw Skibinski
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doc : clarified specification, by Sean Purcell
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v1.1.2
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v1.1.2 (Dec 15, 2016)
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API : streaming : decompression : changed : automatic implicit reset when chain-decoding new frames without init
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API : experimental : added : dictID retrieval functions, and ZSTD_initCStream_srcSize()
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API : zbuff : changed : prototypes now generate deprecation warnings
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@ -376,7 +376,7 @@ zlib_wrapper : added support for gz* functions, by Przemyslaw Skibinski
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install : better compatibility with FreeBSD, by Dimitry Andric
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source tree : changed : zbuff source files moved to lib/deprecated
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v1.1.1
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v1.1.1 (Nov 2, 2016)
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New : command -M#, --memory=, --memlimit=, --memlimit-decompress= to limit allowed memory consumption
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New : doc/zstd_manual.html, by Przemyslaw Skibinski
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Improved : slightly better compression ratio at --ultra levels (>= 20)
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@ -387,7 +387,7 @@ Changed : zstd_errors.h is now installed within /include (and replaces errors_pu
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Updated man page
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Fixed : zstd-small, zstd-compress and zstd-decompress compilation targets
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v1.1.0
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v1.1.0 (Sep 28, 2016)
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New : contrib/pzstd, parallel version of zstd, by Nick Terrell
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added : NetBSD install target (#338)
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Improved : speed for batches of small files
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@ -401,7 +401,7 @@ Fixed : compatibility with OpenBSD, reported by Juan Francisco Cantero Hurtado (
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Fixed : compatibility with Hurd, by Przemyslaw Skibinski (#365)
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Fixed : zstd-pgo, reported by octoploid (#329)
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v1.0.0
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v1.0.0 (Sep 1, 2016)
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Change Licensing, all project is now BSD, Copyright Facebook
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Small decompression speed improvement
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API : Streaming API supports legacy format
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@ -410,7 +410,7 @@ CLI supports legacy formats v0.4+
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Fixed : compression fails on certain huge files, reported by Jesse McGrew
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Enhanced documentation, by Przemyslaw Skibinski
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v0.8.1
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v0.8.1 (Aug 18, 2016)
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New streaming API
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Changed : --ultra now enables levels beyond 19
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Changed : -i# now selects benchmark time in second
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@ -419,7 +419,7 @@ Fixed : speed regression on specific patterns (#272)
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Fixed : support for Z_SYNC_FLUSH, by Dmitry Krot (#291)
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Fixed : ICC compilation, by Przemyslaw Skibinski
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v0.8.0
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v0.8.0 (Aug 2, 2016)
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Improved : better speed on clang and gcc -O2, thanks to Eric Biggers
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New : Build on FreeBSD and DragonFly, thanks to JrMarino
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Changed : modified API : ZSTD_compressEnd()
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@ -432,17 +432,17 @@ Modified : minor compression level adaptations
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Updated : compression format specification to v0.2.0
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changed : zstd.h moved to /lib directory
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v0.7.5
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v0.7.5 (Aug 1, 2016)
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Transition version, supporting decoding of v0.8.x
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v0.7.4
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v0.7.4 (Jul 17, 2016)
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Added : homebrew for Mac, by Daniel Cade
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Added : more examples
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Fixed : segfault when using small dictionaries, reported by Felix Handte
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Modified : default compression level for CLI is now 3
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Updated : specification, to v0.1.1
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v0.7.3
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v0.7.3 (Jul 9, 2016)
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New : compression format specification
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New : `--` separator, stating that all following arguments are file names. Suggested by Chip Turner.
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New : `ZSTD_getDecompressedSize()`
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@ -454,18 +454,18 @@ fixed : multi-blocks decoding with intermediate uncompressed blocks, reported by
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modified : removed "mem.h" and "error_public.h" dependencies from "zstd.h" (experimental section)
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modified : legacy functions no longer need magic number
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v0.7.2
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v0.7.2 (Jul 4, 2016)
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fixed : ZSTD_decompressBlock() using multiple consecutive blocks. Reported by Greg Slazinski.
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fixed : potential segfault on very large files (many gigabytes). Reported by Chip Turner.
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fixed : CLI displays system error message when destination file cannot be created (#231). Reported by Chip Turner.
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v0.7.1
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v0.7.1 (Jun 23, 2016)
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fixed : ZBUFF_compressEnd() called multiple times with too small `dst` buffer, reported by Christophe Chevalier
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fixed : dictBuilder fails if first sample is too small, reported by Руслан Ковалёв
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fixed : corruption issue, reported by cj
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modified : checksum enabled by default in command line mode
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v0.7.0
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v0.7.0 (Jun 17, 2016)
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New : Support for directory compression, using `-r`, thanks to Przemyslaw Skibinski
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New : Command `--rm`, to remove source file after successful de/compression
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New : Visual build scripts, by Christophe Chevalier
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@ -478,7 +478,7 @@ API : support for custom malloc/free functions
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New : controllable Dictionary ID
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New : Support for skippable frames
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v0.6.1
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v0.6.1 (May 13, 2016)
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New : zlib wrapper API, thanks to Przemyslaw Skibinski
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New : Ability to compile compressor / decompressor separately
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Changed : new lib directory structure
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@ -488,103 +488,103 @@ Fixed : null-string roundtrip (#176)
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New : benchmark mode can select directory as input
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Experimental : midipix support, VMS support
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v0.6.0
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v0.6.0 (Apr 13, 2016)
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Stronger high compression modes, thanks to Przemyslaw Skibinski
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API : ZSTD_getFrameParams() provides size of decompressed content
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New : highest compression modes require `--ultra` command to fully unleash their capacity
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Fixed : zstd cli return error code > 0 and removes dst file artifact when decompression fails, thanks to Chip Turner
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v0.5.1
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v0.5.1 (Feb 18, 2016)
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New : Optimal parsing => Very high compression modes, thanks to Przemyslaw Skibinski
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Changed : Dictionary builder integrated into libzstd and zstd cli
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Changed (!) : zstd cli now uses "multiple input files" as default mode. See `zstd -h`.
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Fix : high compression modes for big-endian platforms
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New : zstd cli : `-t` | `--test` command
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v0.5.0
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v0.5.0 (Feb 5, 2016)
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New : dictionary builder utility
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Changed : streaming & dictionary API
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Improved : better compression of small data
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v0.4.7
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v0.4.7 (Jan 22, 2016)
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Improved : small compression speed improvement in HC mode
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Changed : `zstd_decompress.c` has ZSTD_LEGACY_SUPPORT to 0 by default
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fix : bt search bug
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v0.4.6
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v0.4.6 (Jan 13, 2016)
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fix : fast compression mode on Windows
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New : cmake configuration file, thanks to Artyom Dymchenko
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Improved : high compression mode on repetitive data
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New : block-level API
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New : ZSTD_duplicateCCtx()
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v0.4.5
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v0.4.5 (Dec 18, 2015)
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new : -m/--multiple : compress/decompress multiple files
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v0.4.4
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v0.4.4 (Dec 14, 2015)
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Fixed : high compression modes for Windows 32 bits
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new : external dictionary API extended to buffered mode and accessible through command line
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new : windows DLL project, thanks to Christophe Chevalier
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v0.4.3 :
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v0.4.3 (Dec 7, 2015)
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new : external dictionary API
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new : zstd-frugal
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v0.4.2 :
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v0.4.2 (Dec 2, 2015)
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Generic minor improvements for small blocks
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Fixed : big-endian compatibility, by Peter Harris (#85)
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v0.4.1
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v0.4.1 (Dec 1, 2015)
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Fixed : ZSTD_LEGACY_SUPPORT=0 build mode (reported by Luben)
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removed `zstd.c`
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v0.4.0
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v0.4.0 (Nov 29, 2015)
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Command line utility compatible with high compression levels
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Removed zstdhc => merged into zstd
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Added : ZBUFF API (see zstd_buffered.h)
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Rolling buffer support
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v0.3.6
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v0.3.6 (Nov 10, 2015)
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small blocks params
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v0.3.5
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v0.3.5 (Nov 9, 2015)
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minor generic compression improvements
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v0.3.4
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v0.3.4 (Nov 6, 2015)
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Faster fast cLevels
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v0.3.3
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v0.3.3 (Nov 5, 2015)
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Small compression ratio improvement
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v0.3.2
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v0.3.2 (Nov 2, 2015)
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Fixed Visual Studio
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v0.3.1 :
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v0.3.1 (Nov 2, 2015)
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Small compression ratio improvement
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v0.3
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v0.3 (Oct 30, 2015)
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HC mode : compression levels 2-26
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v0.2.2
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v0.2.2 (Oct 28, 2015)
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Fix : Visual Studio 2013 & 2015 release compilation, by Christophe Chevalier
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v0.2.1
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v0.2.1 (Oct 24, 2015)
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Fix : Read errors, advanced fuzzer tests, by Hanno Böck
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v0.2.0
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v0.2.0 (Oct 22, 2015)
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**Breaking format change**
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Faster decompression speed
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Can still decode v0.1 format
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v0.1.3
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v0.1.3 (Oct 15, 2015)
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fix uninitialization warning, reported by Evan Nemerson
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v0.1.2
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v0.1.2 (Sep 11, 2015)
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frame concatenation support
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v0.1.1
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v0.1.1 (Aug 27, 2015)
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fix compression bug
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detects write-flush errors
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v0.1.0
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v0.1.0 (Aug 25, 2015)
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first release
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