blob: d72e6b103dcc940921afeb3ec4f41f0dc15888b6 [file] [log] [blame]
Yann Collet7304eb72016-09-01 15:47:33 -07001v1.0.1
Yann Collet1563bfe2016-09-02 11:44:21 -07002New : contrib/pzstd, parallel version of zstd, by Nick Terrell
Yann Colleta4c212c2016-09-05 08:06:33 -07003added : NetBSD install target (#338)
Yann Collet7304eb72016-09-01 15:47:33 -07004Fixed : CLI -d output to stdout by default when input is stdin (#322)
Yann Collet60181e32016-09-01 17:12:26 -07005Fixed : CLI correctly detects console on Mac OS-X
Yann Colleta4c212c2016-09-05 08:06:33 -07006Fixed : Legacy decoders use unified error codes (#341), reported by benrg
Yann Collet855766d2016-09-02 17:04:49 -07007Fixed : compatibility with OpenBSD, reported by Juan Francisco Cantero Hurtado (#319)
Yann Collet1563bfe2016-09-02 11:44:21 -07008Fixed : zstd-pgo, reported by octoploid (#329)
Yann Collet7304eb72016-09-01 15:47:33 -07009
Yann Collet0588ee62016-08-31 09:05:22 -070010v1.0.0
11Change Licensing, all project is now BSD, Copyright Facebook
Yann Collet8baf78a2016-08-20 03:47:49 +020012Small decompression speed improvement
Yann Collet0588ee62016-08-31 09:05:22 -070013API : Streaming API supports legacy format
14API : ZDICT_getDictID(), ZSTD_sizeof_{CCtx, DCtx, CStream, DStream}(), ZSTD_setDStreamParamter()
15CLI supports legacy formats v0.4+
16Fixed : compression fails on certain huge files, reported by Jesse McGrew
Yann Collet94376ac2016-08-25 19:09:21 +020017Enhanced documentation, by Przemyslaw Skibinski
Yann Collet8baf78a2016-08-20 03:47:49 +020018
Yann Collet346efcc2016-08-02 14:26:00 +020019v0.8.1
Yann Collet655393c2016-08-14 00:16:20 +020020New streaming API
Yann Colletfe0590f2016-08-12 18:04:15 +020021Changed : --ultra now enables levels beyond 19
Yann Collet346efcc2016-08-02 14:26:00 +020022Changed : -i# now selects benchmark time in second
23Fixed : ZSTD_compress* can now compress > 4 GB in a single pass, reported by Nick Terrell
Yann Colletfe0590f2016-08-12 18:04:15 +020024Fixed : speed regression on specific patterns (#272)
Yann Colletb3950ee2016-08-16 15:10:30 +020025Fixed : support for Z_SYNC_FLUSH, by Dmitry Krot (#291)
Yann Collet79d9cdd2016-08-18 11:50:37 +020026Fixed : ICC compilation, by Przemyslaw Skibinski
Yann Collet346efcc2016-08-02 14:26:00 +020027
Yann Collet6fa05a22016-07-20 14:58:49 +020028v0.8.0
Yann Colletdd25a272016-07-27 12:35:29 +020029Improved : better speed on clang and gcc -O2, thanks to Eric Biggers
Yann Collet8f29e8e2016-07-31 02:43:17 +020030New : Build on FreeBSD and DragonFly, thanks to JrMarino
Yann Collet62470b42016-07-28 15:29:08 +020031Changed : modified API : ZSTD_compressEnd()
Yann Colletd5c5a772016-07-19 15:06:55 +020032Fixed : legacy mode with ZSTD_HEAPMODE=0, by Christopher Bergqvist
Yann Collet24a3d902016-07-26 01:26:56 +020033Fixed : premature end of frame when zero-sized raw block, reported by Eric Biggers
Yann Collet3ca75032016-08-01 02:26:20 +020034Fixed : large dictionaries (> 384 KB), reported by Ilona Papava
Yann Collet6fa05a22016-07-20 14:58:49 +020035Fixed : checksum correctly checked in single-pass mode
Yann Collet24a3d902016-07-26 01:26:56 +020036Fixed : combined --test amd --rm, reported by Andreas M. Nilsson
Yann Collet85f39192016-07-17 20:42:21 +020037Modified : minor compression level adaptations
Yann Collet6fa05a22016-07-20 14:58:49 +020038Updated : compression format specification to v0.2.0
Yann Collet356e5e22016-07-18 03:14:58 +020039changed : zstd.h moved to /lib directory
Yann Colletd54b2d22016-07-17 15:53:18 +020040
Yann Colletef9999f2016-09-01 16:44:48 -070041v0.7.5
42Transition version, supporting decoding of v0.8.x
43
Yann Collet5e80dd32016-07-13 17:38:39 +020044v0.7.4
Yann Colletd5c5a772016-07-19 15:06:55 +020045Added : homebrew for Mac, by Daniel Cade
Yann Collet3b8b5752016-07-16 20:04:47 +020046Added : more examples
Yann Collet227cc392016-07-15 11:27:09 +020047Fixed : segfault when using small dictionaries, reported by Felix Handte
Yann Collet3b8b5752016-07-16 20:04:47 +020048Modified : default compression level for CLI is now 3
49Updated : specification, to v0.1.1
Yann Colletea2ecdc2016-07-14 22:43:12 +020050
Yann Colletd916c902016-07-04 00:42:58 +020051v0.7.3
Yann Colletd4e103a2016-07-08 19:18:30 +020052New : compression format specification
Yann Collet19c27d22016-07-07 14:40:13 +020053New : `--` separator, stating that all following arguments are file names. Suggested by Chip Turner.
54New : `ZSTD_getDecompressedSize()`
55New : OpenBSD target, by Juan Francisco Cantero Hurtado
56New : `examples` directory
Yann Colleta295b312016-07-06 13:13:12 +020057fixed : dictBuilder using HC levels, reported by Bartosz Taudul
Yann Colletf246cf52016-07-06 20:30:52 +020058fixed : legacy support from ZSTD_decompress_usingDDict(), reported by Felix Handte
Yann Colletd4e103a2016-07-08 19:18:30 +020059fixed : multi-blocks decoding with intermediate uncompressed blocks, reported by Greg Slazinski
Yann Collet19c27d22016-07-07 14:40:13 +020060modified : removed "mem.h" and "error_public.h" dependencies from "zstd.h" (experimental section)
61modified : legacy functions no longer need magic number
Yann Colletd916c902016-07-04 00:42:58 +020062
Yann Collet529d9c72016-06-27 10:03:10 +020063v0.7.2
Yann Collet00d44ab2016-07-04 01:29:47 +020064fixed : ZSTD_decompressBlock() using multiple consecutive blocks. Reported by Greg Slazinski.
Yann Colletd96e8f22016-07-02 22:03:08 +020065fixed : potential segfault on very large files (many gigabytes). Reported by Chip Turner.
66fixed : CLI displays system error message when destination file cannot be created (#231). Reported by Chip Turner.
Yann Collet529d9c72016-06-27 10:03:10 +020067
Yann Colletc98f8e72016-06-20 16:31:24 +020068v0.7.1
Yann Colletaa292262016-06-21 14:04:57 +020069fixed : ZBUFF_compressEnd() called multiple times with too small `dst` buffer, reported by Christophe Chevalier
Yann Collet3755eb82016-06-22 13:15:53 +020070fixed : dictBuilder fails if first sample is too small, reported by Руслан Ковалёв
Yann Colleta436a522016-06-20 23:34:04 +020071fixed : corruption issue, reported by cj
72modified : checksum enabled by default in command line mode
Yann Colletc98f8e72016-06-20 16:31:24 +020073
Yann Collete3f4e6c2016-05-31 10:12:04 +020074v0.7.0
Yann Colletdd97e242016-05-30 14:05:44 +020075New : Support for directory compression, using `-r`, thanks to Przemyslaw Skibinski
Yann Colletb09b12c2016-06-09 22:59:51 +020076New : Command `--rm`, to remove source file after successful de/compression
Yann Collet662a5412016-06-08 11:11:02 +020077New : Visual build scripts, by Christophe Chevalier
Yann Colletde95f962016-05-23 19:46:47 +020078New : Support for Sparse File-systems (do not use space for zero-filled sectors)
Yann Collet0d311602016-06-04 00:09:02 +020079New : Frame checksum support
Yann Collete3f4e6c2016-05-31 10:12:04 +020080New : Support pass-through mode (when using `-df`)
Yann Collet4948f272016-06-16 15:38:51 +020081API : more efficient Dictionary API : `ZSTD_compress_usingCDict()`, `ZSTD_decompress_usingDDict()`
82API : create dictionary files from custom content, by Giuseppe Ottaviano
83API : support for custom malloc/free functions
Yann Collete3f4e6c2016-05-31 10:12:04 +020084New : controllable Dictionary ID
Yann Collet0d311602016-06-04 00:09:02 +020085New : Support for skippable frames
Yann Colletde95f962016-05-23 19:46:47 +020086
Yann Colletf6ca09b2016-05-09 04:44:45 +020087v0.6.1
Yann Collete6aa23b2016-05-13 11:29:38 +020088New : zlib wrapper API, thanks to Przemyslaw Skibinski
Yann Colletd9b3cca2016-05-13 12:43:36 +020089New : Ability to compile compressor / decompressor separately
90Changed : new lib directory structure
Yann Colletf6ca09b2016-05-09 04:44:45 +020091Fixed : Legacy codec v0.5 compatible with dictionary decompression
92Fixed : Decoder corruption error (#173)
Yann Collet918b9342016-05-10 07:00:07 +020093Fixed : null-string roundtrip (#176)
Yann Collete6aa23b2016-05-13 11:29:38 +020094New : benchmark mode can select directory as input
Yann Colletd9b3cca2016-05-13 12:43:36 +020095Experimental : midipix support, VMS support
Yann Colletf6ca09b2016-05-09 04:44:45 +020096
Yann Collet6cb41352016-03-15 15:47:38 +010097v0.6.0
98Stronger high compression modes, thanks to Przemyslaw Skibinski
99API : ZSTD_getFrameParams() provides size of decompressed content
Yann Collet34b20ec2016-03-15 20:47:23 +0100100New : highest compression modes require `--ultra` command to fully unleash their capacity
Yann Colletfbc40b82016-03-16 16:53:47 +0100101Fixed : zstd cli return error code > 0 and removes dst file artifact when decompression fails, thanks to Chip Turner
Yann Collet6cb41352016-03-15 15:47:38 +0100102
Yann Collet0db41152016-02-10 14:50:22 +0100103v0.5.1
104New : Optimal parsing => Very high compression modes, thanks to Przemyslaw Skibinski
Yann Collet459a6b72016-02-15 20:37:23 +0100105Changed : Dictionary builder integrated into libzstd and zstd cli
Yann Collet4c64d512016-02-18 01:01:42 +0100106Changed (!) : zstd cli now uses "multiple input files" as default mode. See `zstd -h`.
Yann Collet459a6b72016-02-15 20:37:23 +0100107Fix : high compression modes for big-endian platforms
Yann Collet2d08b092016-02-16 14:42:08 +0100108New : zstd cli : `-t` | `--test` command
Yann Collet0db41152016-02-10 14:50:22 +0100109
Yann Colletfb810d62016-01-28 00:18:06 +0100110v0.5.0
Yann Collete618f8e2016-01-28 00:29:58 +0100111New : dictionary builder utility
Yann Colletfd416f12016-01-30 03:14:15 +0100112Changed : streaming & dictionary API
Yann Collet45ff4302016-02-05 15:24:57 +0100113Improved : better compression of small data
Yann Colletfb810d62016-01-28 00:18:06 +0100114
Yann Collet223f6332016-01-21 13:33:05 +0100115v0.4.7
116Improved : small compression speed improvement in HC mode
117Changed : `zstd_decompress.c` has ZSTD_LEGACY_SUPPORT to 0 by default
118fix : bt search bug
119
Yann Collet5f9f9872015-12-30 19:52:08 +0100120v0.4.6
121fix : fast compression mode on Windows
Yann Collet3e5b73b2016-01-10 20:46:20 +0100122New : cmake configuration file, thanks to Artyom Dymchenko
Yann Collet5f9f9872015-12-30 19:52:08 +0100123Improved : high compression mode on repetitive data
Yann Colletbf42c8e2016-01-09 01:08:23 +0100124New : block-level API
125New : ZSTD_duplicateCCtx()
Yann Collet5f9f9872015-12-30 19:52:08 +0100126
Yann Colletdeb078b2015-12-17 20:30:14 +0100127v0.4.5
128new : -m/--multiple : compress/decompress multiple files
129
Yann Collet7b7027f2015-12-10 23:53:21 +0100130v0.4.4
Yann Collet6c3e2e72015-12-11 10:44:07 +0100131Fixed : high compression modes for Windows 32 bits
Yann Colletf6f3d752015-12-13 13:35:21 +0100132new : external dictionary API extended to buffered mode and accessible through command line
Yann Collet7b7027f2015-12-10 23:53:21 +0100133new : windows DLL project, thanks to Christophe Chevalier
134
Yann Collet28e7cef2015-12-03 12:11:30 +0100135v0.4.3 :
Yann Collet417890c2015-12-04 17:16:37 +0100136new : external dictionary API
Yann Collet56005e72015-12-07 10:44:25 +0100137new : zstd-frugal
Yann Collet28e7cef2015-12-03 12:11:30 +0100138
Yann Colletaaf6f202015-12-02 15:03:11 +0100139v0.4.2 :
140Generic minor improvements for small blocks
141Fixed : big-endian compatibility, by Peter Harris (#85)
142
Yann Colleta85a8dd2015-11-30 11:53:11 +0100143v0.4.1
Yann Collet44287a32015-11-30 23:13:56 +0100144Fixed : ZSTD_LEGACY_SUPPORT=0 build mode (reported by Luben)
Yann Colletdaa1c652015-11-30 12:25:48 +0100145removed `zstd.c`
Yann Colleta85a8dd2015-11-30 11:53:11 +0100146
Yann Collet7f6e91f2015-11-11 14:39:50 +0100147v0.4.0
Yann Colletdd97e242016-05-30 14:05:44 +0200148Command line utility compatible with high compression levels
Yann Collet7f6e91f2015-11-11 14:39:50 +0100149Removed zstdhc => merged into zstd
Yann Collet88fcd292015-11-25 14:42:45 +0100150Added : ZBUFF API (see zstd_buffered.h)
Yann Collet5b78d2f2015-11-12 15:36:05 +0100151Rolling buffer support
Yann Collet7f6e91f2015-11-11 14:39:50 +0100152
Yann Collet43e0cd52015-11-09 16:38:17 +0100153v0.3.6
154small blocks params
155
Yann Colletf48e35c2015-11-07 01:13:31 +0100156v0.3.5
157minor generic compression improvements
158
Yann Colletf12c1302015-11-05 18:16:59 +0100159v0.3.4
Yann Colletacd222c2015-11-06 12:39:39 +0100160Faster fast cLevels
Yann Colletf12c1302015-11-05 18:16:59 +0100161
Yann Collet35644872015-11-02 16:14:46 +0100162v0.3.3
163Small compression ratio improvement
164
Yann Collet7671f392015-11-02 12:17:39 +0100165v0.3.2
166Fixed Visual Studio
167
Yann Collet66d22b82015-11-02 02:36:10 +0100168v0.3.1 :
169Small compression ratio improvement
170
Yann Colletc776c462015-10-29 19:10:54 +0100171v0.3
172HC mode : compression levels 2-26
173
Yann Collet1077bb82015-10-28 12:32:25 +0100174v0.2.2
175Fix : Visual Studio 2013 & 2015 release compilation, by Christophe Chevalier
176
Yann Collet81e49e62015-10-28 15:56:48 +0100177v0.2.1
Yann Colletdd97e242016-05-30 14:05:44 +0200178Fix : Read errors, advanced fuzzer tests, by Hanno Böck
Yann Collet1077bb82015-10-28 12:32:25 +0100179
Yann Colleta3befd32015-10-21 11:13:31 +0100180v0.2.0
181**Breaking format change**
182Faster decompression speed
183Can still decode v0.1 format
184
185v0.1.3
186fix uninitialization warning, reported by Evan Nemerson
187
Yann Collet5abd8202015-08-27 03:16:04 +0100188v0.1.2
Yann Colleta3befd32015-10-21 11:13:31 +0100189frame concatenation support
Yann Collet5abd8202015-08-27 03:16:04 +0100190
191v0.1.1
192fix compression bug
193detects write-flush errors
Yann Collet33a04652016-09-02 22:11:49 -0700194
Yann Collet5abd8202015-08-27 03:16:04 +0100195v0.1.0
196first release