[asterisk-users] amr codec

Net Nut NetNut404 at users.sourceforge.net
Sat Sep 16 12:38:06 MST 2006

So with that said, can anyone recommend a way that I can get a sip
client on a cell phone that uses H.263 and amr to talk to an asterisk
Is it just not possible because of licensing? It sounds kind of lame to
have a sip client that can't talk to anything else because of codecs..

Steve Kennedy wrote:
> On Fri, Sep 15, 2006 at 07:28:29PM -0700, Net Nut wrote:
>> I have been searching, but I have not found the answer.. How might I add
>> the amr codec to my asterisk server?
>> I believe I found the amr source from
>> http://www.3gpp.org/ftp/Specs/latest/Rel-6/26_series/26073-600.zip
>> I compiled it but did not end up with any .so files like I thought I
>> would need to put it into asterisk.
>> Any pointers on how to get an amr codec into asterisk would be most
>> helpful..
> AMR is patent encumbered, just because the source is available doesn't
> mean you can use it without a license.
> Voiceage (at least) run licensing for AMR. It's about $1 per license
> (simulataneous encode or decode) with a minimum of something like $50K.
> Steve

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