[Freeswitch-users] open g729

Ken Rice krice at freeswitch.org
Wed Feb 2 19:43:00 MSK 2011


That¹s exactly the whole point... And then even ilBC isnt that widely
deployed but you can get more hardware that speaks iLBC then you can
speex... Face it... In reality you¹re more widely find hardware that speaks
AMR then speex or iLBC, because that what the cellular networks went with
(note: I¹m not saying that these are better then speex in performance I am
strictly talking ease of interop with outside equipment and VoIP vendors)

Everyone keeps forgetting that what is best doesn¹t always win.. See BetaMax
vs VHS...

K


On 2/2/11 3:52 AM, "Steven Ayre" <steveayre at gmail.com> wrote:

> But you still need someone to be able to talk to. Ken's point is it works
> great when you're only calling your other Speex phones, but as soon as you
> want to talk to someone else you'll find they don't have Speex. You then have
> to use another codec... a common standard one that's been around for so long
> everyone supports it... like G729.
> 
> On 2 February 2011 03:00, curriegrad2004 <curriegrad2004 at gmail.com> wrote:
>> If hardware doesn't support it, make one that supports Speex right out
>> of the box. I'm pretty sure that somebody will do it.
>> 
>> On Tue, Feb 1, 2011 at 10:55 AM, Ken Rice <krice at freeswitch.org> wrote:
>>> > Why people insist on speex I am not sure... Sure its nice on a closed
>>> > network but quickly looses its luster when communicating with the real
>>> > world... Not to mention the CPU usages and such...
>>> >
>>> > If you want to use something like speex check out iLBC and theres things
>>> > like the Sangoma D100/D500 that you can use to offload the transcoding
>>> from
>>> > the CPU (disclaimer I sell the sangoma hardware)
>>> >
>>> > K
>>> >
>>> >
>>> > On 2/1/11 12:45 PM, "Kristian Kielhofner" <kris at kriskinc.com> wrote:
>>> >
>>>> >> Phones, carriers, and just about any commercial gear (reference
>>>> >> hardware, SBCs, DSPs, etc) you'll ever see doesn't support Speex.
>>>> >> Guess how you'll make it work?  Transcoding from G729 to Speex.  Now
>>>> >> you're using licenses, proxying RTP, and wasting CPU while ruining
>>>> >> voice quality transcoding from one lossy codec to another.  It's just
>>>> >> about the worst possible situation you could be in.
>>>> >>
>>>> >> On Tue, Feb 1, 2011 at 1:19 PM, Avi Marcus <avi at avimarcus.net> wrote:
>>>>> >>> Except that many hardware phones don't have speex, so the only
>>>>> low-bandwidth
>>>>> >>> solution is g729...
>>>>> >>> On Tue, Feb 1, 2011 at 7:43 PM, curriegrad2004
>>>>> <curriegrad2004 at gmail.com>
>>>>> >>> wrote:
>>>>>> >>>>
>>>>>> >>>> Simple solution to this g.729 patent non-sense: Speex.
>>>>>> >>>>
>>>>>> >>>> 'nuff said.
>>>>>> >>>>
>>>>>> >>>> On Tue, Feb 1, 2011 at 8:26 AM, Anton VG <anton.vazir at gmail.com>
>>>>>> wrote:
>>>>>>> >>>>> Considering the above, noone can say "Purchase a LICENSE", but
>>>>>>> only a
>>>>>>> >>>>> "Licensed SOFTWARE"
>>>>>>> >>>>>
>>>>>>> >>>>> _______________________________________________
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>>>>>> >>>>
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>>>> >>
>>>> >>
>>> >
>>> >
>>> >
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>> 
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