Apple Open-Sources its Compression Algorithm LZFSE

#1

Post by laktak » Thu, Jul 07, 2016, 5:50 AM UTC

Apple Open-Sources its Compression Algorithm LZFSE
infoq.com

Re: Apple Open-Sources its Compression Algorithm LZFSE

#2

Post by dchest » Thu, Jul 07, 2016, 6:46 AM UTC

https://news.ycombinator.com/item?id=11944975

Re: Apple Open-Sources its Compression Algorithm LZFSE

#3

Post by jordyjordy » Thu, Jul 07, 2016, 6:46 AM UTC

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Re: Apple Open-Sources its Compression Algorithm LZFSE

#4

Post by DeepYogurt » Thu, Jul 07, 2016, 6:48 AM UTC

Here's the github link https://github.com/lzfse/lzfse

Re: Apple Open-Sources its Compression Algorithm LZFSE

#5

Post by [deleted] » Thu, Jul 07, 2016, 6:53 AM UTC

[deleted]

Re: Apple Open-Sources its Compression Algorithm LZFSE

#6

Post by DiabloD3 » Thu, Jul 07, 2016, 6:55 AM UTC

So... basically a clone of LZ4?

Re: Apple Open-Sources its Compression Algorithm LZFSE

#7

Post by nodesocket » Thu, Jul 07, 2016, 6:56 AM UTC

Interesting to see a benchmark against .zip and .gz in terms of file reduction and uncompress time.

Re: Apple Open-Sources its Compression Algorithm LZFSE

#8

Post by awalton » Thu, Jul 07, 2016, 7:02 AM UTC

DiabloD3 wrote: post #6

So... basically a clone of LZ4?

Basically an Apple-specific reimplementation of Zstd: https://github.com/Cyan4973/zstd

Re: Apple Open-Sources its Compression Algorithm LZFSE

#9

Post by nodesocket » Thu, Jul 07, 2016, 7:05 AM UTC

If you want to see some crazy C code, check out this file from the GitHub repo: https://github.com/lzfse/lzfse/blob/master/src/lzvn_encode_b...

Re: Apple Open-Sources its Compression Algorithm LZFSE

#10

Post by benmarten » Thu, Jul 07, 2016, 7:06 AM UTC

I just quickly tested it, in terms of highest compression ratio it still does not beat xz, e.g. `tar -cf -FILE | xz -c9e > FILE.tar.xz` https://blog.benmarten.me/2016/04/01/Compress-Files-With-Hig...