Re: HPACK: replace Huffman by possibly faster and more efficient FSE (Finite State Entropy)

+1

On Mon, Jan 6, 2014 at 12:00 PM, James M Snell <jasnell@gmail.com> wrote:
> +1
>
> On Mon, Jan 6, 2014 at 8:31 AM, Michael Sweet <msweet@apple.com> wrote:
>>
>> Frédéric,
>>
>> Certainly looks interesting, although IMHO all of this focus on compression for HTTP/2.0 is premature - yes, we can reduce the size of the request/response headers even more, but once you get past optimizing the initial request/response (initial page load time) any further gains are just "nice to have".
>>
>> Better to have a simpler HTTP/2.0 that achieves the chartered goals than to create a much harder to implement HTTP/2.0 that offers only a modest improvement in perceived performance/responsiveness.  And IMHO adding Huffman or FSE falls into the "harder to implement for a modest improvement" category.
>>
>>
>>
>> On Jan 4, 2014, at 12:10 PM, Frédéric Kayser <f.kayser@free.fr> wrote:
>>
>> > Hi,
>> > FSE (Finite State Entropy) is a brand new entropy coder backed by Yann Collet (the guy behind LZ4) based on ANS (Asymmetric Numeral System), it could eventually be used as a interesting drop-in replacement for the Huffman encoder found in HPACK since it claims compression rates closer to arithmetic coding and faster processing than Huffman.
>> > More informations and code over there:
>> > http://fastcompression.blogspot.fr/2013/12/finite-state-entropy-new-breed-of.html
>> >
>> > Best regards.
>> > --
>> > Frédéric Kayser
>>
>> _________________________________________________________
>> Michael Sweet, Senior Printing System Engineer, PWG Chair
>>
>

Received on Monday, 6 January 2014 17:39:58 UTC