VOIP Codec Help

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VOIP Codec Help

mehstg

GPS Multijet 1.9 Orange
Joined
Aug 26, 2008
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Hey Guys...really late one as I am really struggling with some sample sound files for my dissertation research.

Basically, I have a sample 44,100Hz 16-Bit PCM wav file that needs converting to various speech codecs. Some of which I can do quite easily, others I am struggling to do.

The codecs are as follows:
G711 - A-Law
G726
G729
iLBC

I have no problem with the conversion to G711 as the codecs are easy to find (think they are actually built into windows actually!!). But I am having big trouble with the others.

Apparantly there is a way of using Asterisk PBX to do these conversions, as all of the above codecs are supported on Asterisk. Unfortunately, I have no idea how to use it!!

Is there anybody on here who could help me out of a tight situation and either point me in the right direction, or do a quick conversion of the 20second sound clip into G726,729 and iLBC?

Cheers in advance

P:shrug:
 
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