zstd/NEWS

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v1.1.2
2016-12-13 18:45:19 +08:00
API : streaming : decompression : changed : implicit reset on starting new frames without init
API : experimental : added : dictID retrieval functions
API : zbuff : changed : prototypes now generate deprecation warnings
lib : improved : faster decompression speed at ultra compression settings and 32-bits mode
lib : changed : only public ZSTD_ symbols are now exposed
lib : changed : reduced usage of stack memory
lib : fixed : several corner case bugs, by Nick Terrell
2016-12-03 07:18:57 +08:00
cli : new : gzstd, experimental version able to decode .gz files, by Przemyslaw Skibinski
cli : new : preserve file attributes
cli : new : added zstdless and zstdgrep tools
2016-12-03 03:36:11 +08:00
cli : fixed : status displays total amount decoded, even for file consisting of multiple frames (like pzstd)
2016-12-03 07:18:57 +08:00
cli : fixed : zstdcat
zlib_wrapper : added support for gz* functions, by Przemyslaw Skibinski
2016-12-13 18:45:19 +08:00
install : better compatibility with FreeBSD, by Dimitry Andric
source tree : changed : zbuff source files moved to lib/deprecated
2016-10-13 06:29:22 +08:00
v1.1.1
2016-10-15 07:03:34 +08:00
New : command -M#, --memory=, --memlimit=, --memlimit-decompress= to limit allowed memory consumption
2016-10-25 08:22:12 +08:00
New : doc/zstd_manual.html, by Przemyslaw Skibinski
Improved : slightly better compression ratio at --ultra levels (>= 20)
Improved : better memory usage when using streaming compression API, thanks to @Rogier-5 report
Added : API : ZSTD_initCStream_usingCDict(), ZSTD_initDStream_usingDDict() (experimental section)
Added : example/multiple_streaming_compression.c
Changed : zstd_errors.h is now installed within /include (and replaces errors_public.h)
2016-10-29 04:58:31 +08:00
Updated man page
2016-10-25 08:22:12 +08:00
Fixed : zstd-small, zstd-compress and zstd-decompress compilation targets
2016-10-13 06:29:22 +08:00
2016-09-18 18:21:47 +08:00
v1.1.0
New : contrib/pzstd, parallel version of zstd, by Nick Terrell
2016-09-05 23:06:33 +08:00
added : NetBSD install target (#338)
2016-09-28 06:15:03 +08:00
Improved : speed for batches of small files
Improved : speed of zlib wrapper, by Przemyslaw Skibinski
Changed : libzstd on Windows supports legacy formats, by Christophe Chevalier
2016-09-02 06:47:33 +08:00
Fixed : CLI -d output to stdout by default when input is stdin (#322)
Fixed : CLI correctly detects console on Mac OS-X
2016-09-14 01:40:50 +08:00
Fixed : CLI supports recursive mode `-r` on Mac OS-X
Fixed : Legacy decoders use unified error codes, reported by benrg (#341), fixed by Przemyslaw Skibinski
Fixed : compatibility with OpenBSD, reported by Juan Francisco Cantero Hurtado (#319)
2016-09-13 23:23:31 +08:00
Fixed : compatibility with Hurd, by Przemyslaw Skibinski (#365)
Fixed : zstd-pgo, reported by octoploid (#329)
2016-09-02 06:47:33 +08:00
2016-09-01 00:05:22 +08:00
v1.0.0
Change Licensing, all project is now BSD, Copyright Facebook
2016-08-20 09:47:49 +08:00
Small decompression speed improvement
2016-09-01 00:05:22 +08:00
API : Streaming API supports legacy format
API : ZDICT_getDictID(), ZSTD_sizeof_{CCtx, DCtx, CStream, DStream}(), ZSTD_setDStreamParamter()
CLI supports legacy formats v0.4+
Fixed : compression fails on certain huge files, reported by Jesse McGrew
2016-08-26 01:09:21 +08:00
Enhanced documentation, by Przemyslaw Skibinski
2016-08-20 09:47:49 +08:00
2016-08-02 20:26:00 +08:00
v0.8.1
2016-08-14 06:16:20 +08:00
New streaming API
2016-08-13 00:04:15 +08:00
Changed : --ultra now enables levels beyond 19
2016-08-02 20:26:00 +08:00
Changed : -i# now selects benchmark time in second
Fixed : ZSTD_compress* can now compress > 4 GB in a single pass, reported by Nick Terrell
2016-08-13 00:04:15 +08:00
Fixed : speed regression on specific patterns (#272)
Fixed : support for Z_SYNC_FLUSH, by Dmitry Krot (#291)
2016-08-18 17:50:37 +08:00
Fixed : ICC compilation, by Przemyslaw Skibinski
2016-08-02 20:26:00 +08:00
v0.8.0
Improved : better speed on clang and gcc -O2, thanks to Eric Biggers
2016-07-31 08:43:17 +08:00
New : Build on FreeBSD and DragonFly, thanks to JrMarino
2016-07-28 21:29:08 +08:00
Changed : modified API : ZSTD_compressEnd()
2016-07-19 21:06:55 +08:00
Fixed : legacy mode with ZSTD_HEAPMODE=0, by Christopher Bergqvist
2016-07-26 07:26:56 +08:00
Fixed : premature end of frame when zero-sized raw block, reported by Eric Biggers
2016-08-01 08:26:20 +08:00
Fixed : large dictionaries (> 384 KB), reported by Ilona Papava
Fixed : checksum correctly checked in single-pass mode
2016-07-26 07:26:56 +08:00
Fixed : combined --test amd --rm, reported by Andreas M. Nilsson
2016-07-18 02:42:21 +08:00
Modified : minor compression level adaptations
Updated : compression format specification to v0.2.0
2016-07-18 09:14:58 +08:00
changed : zstd.h moved to /lib directory
v0.7.5
Transition version, supporting decoding of v0.8.x
2016-07-13 23:38:39 +08:00
v0.7.4
2016-07-19 21:06:55 +08:00
Added : homebrew for Mac, by Daniel Cade
2016-07-17 02:04:47 +08:00
Added : more examples
Fixed : segfault when using small dictionaries, reported by Felix Handte
2016-07-17 02:04:47 +08:00
Modified : default compression level for CLI is now 3
Updated : specification, to v0.1.1
2016-07-15 04:43:12 +08:00
2016-07-04 06:42:58 +08:00
v0.7.3
2016-07-09 01:18:30 +08:00
New : compression format specification
New : `--` separator, stating that all following arguments are file names. Suggested by Chip Turner.
New : `ZSTD_getDecompressedSize()`
New : OpenBSD target, by Juan Francisco Cantero Hurtado
New : `examples` directory
2016-07-06 19:13:12 +08:00
fixed : dictBuilder using HC levels, reported by Bartosz Taudul
fixed : legacy support from ZSTD_decompress_usingDDict(), reported by Felix Handte
2016-07-09 01:18:30 +08:00
fixed : multi-blocks decoding with intermediate uncompressed blocks, reported by Greg Slazinski
modified : removed "mem.h" and "error_public.h" dependencies from "zstd.h" (experimental section)
modified : legacy functions no longer need magic number
2016-07-04 06:42:58 +08:00
2016-06-27 16:03:10 +08:00
v0.7.2
2016-07-04 07:29:47 +08:00
fixed : ZSTD_decompressBlock() using multiple consecutive blocks. Reported by Greg Slazinski.
2016-07-03 04:03:08 +08:00
fixed : potential segfault on very large files (many gigabytes). Reported by Chip Turner.
fixed : CLI displays system error message when destination file cannot be created (#231). Reported by Chip Turner.
2016-06-27 16:03:10 +08:00
v0.7.1
fixed : ZBUFF_compressEnd() called multiple times with too small `dst` buffer, reported by Christophe Chevalier
2016-06-22 19:15:53 +08:00
fixed : dictBuilder fails if first sample is too small, reported by Руслан Ковалёв
fixed : corruption issue, reported by cj
modified : checksum enabled by default in command line mode
2016-05-31 16:12:04 +08:00
v0.7.0
2016-05-30 20:05:44 +08:00
New : Support for directory compression, using `-r`, thanks to Przemyslaw Skibinski
New : Command `--rm`, to remove source file after successful de/compression
New : Visual build scripts, by Christophe Chevalier
New : Support for Sparse File-systems (do not use space for zero-filled sectors)
New : Frame checksum support
2016-05-31 16:12:04 +08:00
New : Support pass-through mode (when using `-df`)
API : more efficient Dictionary API : `ZSTD_compress_usingCDict()`, `ZSTD_decompress_usingDDict()`
API : create dictionary files from custom content, by Giuseppe Ottaviano
API : support for custom malloc/free functions
2016-05-31 16:12:04 +08:00
New : controllable Dictionary ID
New : Support for skippable frames
v0.6.1
2016-05-13 17:29:38 +08:00
New : zlib wrapper API, thanks to Przemyslaw Skibinski
New : Ability to compile compressor / decompressor separately
Changed : new lib directory structure
Fixed : Legacy codec v0.5 compatible with dictionary decompression
Fixed : Decoder corruption error (#173)
2016-05-10 13:00:07 +08:00
Fixed : null-string roundtrip (#176)
2016-05-13 17:29:38 +08:00
New : benchmark mode can select directory as input
Experimental : midipix support, VMS support
2016-03-15 22:47:38 +08:00
v0.6.0
Stronger high compression modes, thanks to Przemyslaw Skibinski
API : ZSTD_getFrameParams() provides size of decompressed content
2016-03-16 03:47:23 +08:00
New : highest compression modes require `--ultra` command to fully unleash their capacity
2016-03-16 23:53:47 +08:00
Fixed : zstd cli return error code > 0 and removes dst file artifact when decompression fails, thanks to Chip Turner
2016-03-15 22:47:38 +08:00
2016-02-10 21:50:22 +08:00
v0.5.1
New : Optimal parsing => Very high compression modes, thanks to Przemyslaw Skibinski
Changed : Dictionary builder integrated into libzstd and zstd cli
2016-02-18 08:01:42 +08:00
Changed (!) : zstd cli now uses "multiple input files" as default mode. See `zstd -h`.
Fix : high compression modes for big-endian platforms
New : zstd cli : `-t` | `--test` command
2016-02-10 21:50:22 +08:00
2016-01-28 07:18:06 +08:00
v0.5.0
2016-01-28 07:29:58 +08:00
New : dictionary builder utility
Changed : streaming & dictionary API
2016-02-05 22:24:57 +08:00
Improved : better compression of small data
2016-01-28 07:18:06 +08:00
2016-01-21 20:33:05 +08:00
v0.4.7
Improved : small compression speed improvement in HC mode
Changed : `zstd_decompress.c` has ZSTD_LEGACY_SUPPORT to 0 by default
fix : bt search bug
v0.4.6
fix : fast compression mode on Windows
2016-01-11 03:46:20 +08:00
New : cmake configuration file, thanks to Artyom Dymchenko
Improved : high compression mode on repetitive data
2016-01-09 08:08:23 +08:00
New : block-level API
New : ZSTD_duplicateCCtx()
2015-12-18 03:30:14 +08:00
v0.4.5
new : -m/--multiple : compress/decompress multiple files
2015-12-11 06:53:21 +08:00
v0.4.4
Fixed : high compression modes for Windows 32 bits
new : external dictionary API extended to buffered mode and accessible through command line
2015-12-11 06:53:21 +08:00
new : windows DLL project, thanks to Christophe Chevalier
2015-12-03 19:11:30 +08:00
v0.4.3 :
new : external dictionary API
2015-12-07 17:44:25 +08:00
new : zstd-frugal
2015-12-03 19:11:30 +08:00
2015-12-02 22:03:11 +08:00
v0.4.2 :
Generic minor improvements for small blocks
Fixed : big-endian compatibility, by Peter Harris (#85)
v0.4.1
2015-12-01 06:13:56 +08:00
Fixed : ZSTD_LEGACY_SUPPORT=0 build mode (reported by Luben)
removed `zstd.c`
2015-11-11 21:39:50 +08:00
v0.4.0
2016-05-30 20:05:44 +08:00
Command line utility compatible with high compression levels
2015-11-11 21:39:50 +08:00
Removed zstdhc => merged into zstd
2015-11-25 21:42:45 +08:00
Added : ZBUFF API (see zstd_buffered.h)
Rolling buffer support
2015-11-11 21:39:50 +08:00
2015-11-09 23:38:17 +08:00
v0.3.6
small blocks params
2015-11-07 08:13:31 +08:00
v0.3.5
minor generic compression improvements
2015-11-06 01:16:59 +08:00
v0.3.4
2015-11-06 19:39:39 +08:00
Faster fast cLevels
2015-11-06 01:16:59 +08:00
2015-11-02 23:14:46 +08:00
v0.3.3
Small compression ratio improvement
2015-11-02 19:17:39 +08:00
v0.3.2
Fixed Visual Studio
2015-11-02 09:36:10 +08:00
v0.3.1 :
Small compression ratio improvement
2015-10-30 02:10:54 +08:00
v0.3
HC mode : compression levels 2-26
2015-10-28 19:32:25 +08:00
v0.2.2
Fix : Visual Studio 2013 & 2015 release compilation, by Christophe Chevalier
2015-10-28 22:56:48 +08:00
v0.2.1
2016-05-30 20:05:44 +08:00
Fix : Read errors, advanced fuzzer tests, by Hanno Böck
2015-10-28 19:32:25 +08:00
2015-10-21 18:13:31 +08:00
v0.2.0
**Breaking format change**
Faster decompression speed
Can still decode v0.1 format
v0.1.3
fix uninitialization warning, reported by Evan Nemerson
v0.1.2
2015-10-21 18:13:31 +08:00
frame concatenation support
v0.1.1
fix compression bug
detects write-flush errors
2016-09-03 13:11:49 +08:00
v0.1.0
first release