[vorbis-dev] New entropy coder

Yann Guidon whygee at f-cpu.org
Sat Oct 11 04:08:09 PDT 2003



Apologies,

Yann Guidon wrote:

> no, but i've looked at it as well.
>
> Steven Pigeon, who is quite known in the compression community,
> told me about "ELS" from Pegasus Imaging (well, huh,
> "cheap but still proprietary") and "Z coder" from AT&T
> which is "open source" and better than the Q and QM coder from IBM.
>
> hmmm, that's what he said, maybe i made up the "patent-free" thing
> from loosy memory. just in case of a doubt, range coding is a good 
> candidate too.

<p>I fact i should have looked by myself,
http://www.google.com/search?q=%22Z+coder%22+%22AT%26T%22&ie=UTF-8&oe=UTF-8&meta=
returns several replies including
http://www.xiph.org/archives/tarkin-dev/200106/0074.html
(don't bash me, please ...)

YG

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