[asterisk-users] H.264 *Not Patented*

[Matthew Fredrickson]

H.264 is a video encoding standard, not an audio encoding standard.  It 
won't help with phone calls too much, unless you're running video 
phones that support it.

Matthew Fredrickson

On Jan 27, 2007, at 9:20 AM, Matthew Rubenstein wrote:

> 	The H.264 codec patent by Qualcomm has been ruled invalid by a San
> Diego Federal jury:
> http://www.eetimes.com/news/semi/showArticle.jhtml?articleID=197001066 
> .
> That means that H.264 codecs can now be written, distributed and 
> revised
> freely under any license their authors choose, including GPL, public
> domain, or any other, and $free now that royalties are no longer
> required.
>
> 	How does H.264 compare with GSM and G.729 in CPU demand (MIPS:Kbps) 
> and
> audio quality at low bitrates? GSM is $free, but G.729 is higher 
> quality
> (tho patented with at least $10 per running codec instance royalties).
> Will H.264 become the favorite high-quality Asterisk codec, or will it
> perhaps force G.729 to become free, or negligibly cheaper?
> -- 
>
> (C) Matthew Rubenstein
>
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