Compress Versions Save

What's Changed

• zstd: Tweak decoder allocs. by @klauspost in https://github.com/klauspost/compress/pull/680
• gzhttp: Always delete HeaderNoCompression by @klauspost in https://github.com/klauspost/compress/pull/683

Full Changelog: https://github.com/klauspost/compress/compare/v1.15.11...v1.15.12

What's Changed

• flate: Improve level 1-3 compression by @klauspost in https://github.com/klauspost/compress/pull/678
• zstd: Improve "best" compression by @nightwolfz in https://github.com/klauspost/compress/pull/677
• zstd: Fix+reduce decompression allocations by @klauspost in https://github.com/klauspost/compress/pull/668
• zstd: Fix non-effective noescape tag by @klauspost in https://github.com/klauspost/compress/pull/667
• docs: Update s2 numbers by @klauspost in https://github.com/klauspost/compress/pull/664
• tests: Add zstd Reset and NewReader benchmarks. by @klauspost in https://github.com/klauspost/compress/pull/676

New Contributors

• @nightwolfz made their first contribution in https://github.com/klauspost/compress/pull/677

Full Changelog: https://github.com/klauspost/compress/compare/v1.15.10...v1.15.11

What's Changed

• Add Go 1.19 - deprecate Go 1.16 by @klauspost in https://github.com/klauspost/compress/pull/651
• zstd: Add DecodeAllCapLimit by @klauspost in https://github.com/klauspost/compress/pull/649
• flate: Improve level 5+6 compression by @klauspost in https://github.com/klauspost/compress/pull/656
• zstd: Improve "better" compresssion by @klauspost in https://github.com/klauspost/compress/pull/657
• s2: Improve "best" compression by @klauspost in https://github.com/klauspost/compress/pull/658
• s2: Improve "better" compression. by @klauspost in https://github.com/klauspost/compress/pull/635
• s2: Slightly faster non-assembly decompression by @klauspost in https://github.com/klauspost/compress/pull/646
• Use arrays for constant size copies by @klauspost in https://github.com/klauspost/compress/pull/659

Full Changelog: https://github.com/klauspost/compress/compare/v1.15.9...v1.15.10

What's Changed

• zstd: Fix crash on amd64 (no BMI) + Go fuzz test by @klauspost in https://github.com/klauspost/compress/pull/645
• zstd: Disable extended memory copies (amd64) by @klauspost in https://github.com/klauspost/compress/pull/644
• zstd: Allow single segments up to "max decoded size" by @klauspost in https://github.com/klauspost/compress/pull/643
• tests: Add codeql-analysis.yml by @klauspost in https://github.com/klauspost/compress/pull/642

Full Changelog: https://github.com/klauspost/compress/compare/v1.15.8...v1.15.9

What's Changed

• gzip: fix stack exhaustion bug in Reader.Read by @klauspost in https://github.com/klauspost/compress/pull/641
• s2: Add Index header trim/restore by @klauspost in https://github.com/klauspost/compress/pull/638
• zstd: Optimize seqdeq amd64 asm by @greatroar in https://github.com/klauspost/compress/pull/636
• zstd: Improve decoder memcopy by @klauspost in https://github.com/klauspost/compress/pull/637
• huff0: Pass a single bitReader pointer to asm by @greatroar in https://github.com/klauspost/compress/pull/634
• zstd: Branchless getBits for amd64 w/o BMI2 by @greatroar in https://github.com/klauspost/compress/pull/640
• gzhttp: Remove header before writing by @klauspost in https://github.com/klauspost/compress/pull/639

Full Changelog: https://github.com/klauspost/compress/compare/v1.15.7...v1.15.8

What's Changed

• s2: Fix absolute forward seeks by @klauspost in https://github.com/klauspost/compress/pull/633
• zip: Merge upstream by @klauspost in https://github.com/klauspost/compress/pull/631
• zip: Re-add zip64 fix by @klauspost in https://github.com/klauspost/compress/pull/624
• flate: Faster histograms by @klauspost in https://github.com/klauspost/compress/pull/620
• deflate: Use compound hcode by @klauspost in https://github.com/klauspost/compress/pull/622
• zstd: translate fseDecoder.buildDtable into asm by @WojciechMula in https://github.com/klauspost/compress/pull/598

Full Changelog: https://github.com/klauspost/compress/compare/v1.15.6...v1.15.7

What's Changed

• s2: Improve coding for long, close matches by @klauspost in https://github.com/klauspost/compress/pull/613
• s2c: Add Snappy/S2 stream recompression by @klauspost in https://github.com/klauspost/compress/pull/611
• zstd: Use configured block size by @klauspost in https://github.com/klauspost/compress/pull/605
• zstd: Fix incorrect hash table placement for dict encoding in default by @klauspost in https://github.com/klauspost/compress/pull/606
• zstd: Apply default config to ZipDecompressor without options by @klauspost in https://github.com/klauspost/compress/pull/608
• gzhttp: Exclude more common archive formats by @klauspost in https://github.com/klauspost/compress/pull/612
• s2: Add ReaderIgnoreCRC by @klauspost in https://github.com/klauspost/compress/pull/609
• s2: Remove sanity load on index creation by @klauspost in https://github.com/klauspost/compress/pull/607
• snappy: Use dedicated function for scoring by @klauspost in https://github.com/klauspost/compress/pull/614
• s2c+s2d: Use official snappy framed extension by @klauspost in https://github.com/klauspost/compress/pull/610

Full Changelog: https://github.com/klauspost/compress/compare/v1.15.5...v1.15.6

What's Changed

• s2: Add concurrent stream decompression by @klauspost in https://github.com/klauspost/compress/pull/602
• s2: Fix final emit oob read crash on amd64 by @klauspost in https://github.com/klauspost/compress/pull/601
• huff0: asm implementation of Decompress1X by @WojciechMula in https://github.com/klauspost/compress/pull/596
• zstd: Use 1 less goroutine for stream decoding by @klauspost in https://github.com/klauspost/compress/pull/588
• zstd: Copy literal in 16 byte blocks when possible by @klauspost in https://github.com/klauspost/compress/pull/592
• zstd: Speed up when WithDecoderLowmem(false) by @klauspost in https://github.com/klauspost/compress/pull/599
• zstd: faster next state update in BMI2 version of decode by @WojciechMula in https://github.com/klauspost/compress/pull/593
• huff0: Do not check max size when reading table. by @klauspost in https://github.com/klauspost/compress/pull/586
• flate: Inplace hashing for level 7-9 by @klauspost in https://github.com/klauspost/compress/pull/590

Full Changelog: https://github.com/klauspost/compress/compare/v1.15.4...v1.15.5

What's Changed

• huff0: decompress directly into output by @WojciechMula in https://github.com/klauspost/compress/pull/577
• zstd: Fix ignored crc by @klauspost in https://github.com/klauspost/compress/pull/580
• inflate: Keep dict on stack by @klauspost in https://github.com/klauspost/compress/pull/581
• zstd: Faster decoding memcopy in asm by @klauspost in https://github.com/klauspost/compress/pull/583

Full Changelog: https://github.com/klauspost/compress/compare/v1.15.3...v1.15.4

What's Changed

• zstd: Allow to ignore checksum checking by @WojciechMula in https://github.com/klauspost/compress/pull/572
• s2: Fix incorrect seek for io.SeekEnd by @klauspost in https://github.com/klauspost/compress/pull/575

Full Changelog: https://github.com/klauspost/compress/compare/v1.15.2...v1.15.3