Steve Kennedy wrote: >On Sat, Jan 27, 2007 at 10:20:40AM -0500, Matthew Rubenstein wrote: > > > >> 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? >> >> > >G.729 is $10 from Digium. If you want to go license several thousand >codecs (or probably more like 10's of thousands) I think the Sipro >license is more like a couple of bucks. Unfortunately you have to >license a large number in one go, so the initial set-up is very high. > >Digium have done a deal (I presume) whereby they've taken the intial hit >and are just sub-licensing at a cost which make it whorth while for them. > > Digium is providing a product that includes all the required software and patent licenses. You could buy a million sipro licenses but you still need to develop, buy or license software to implement the codec.
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