[asterisk-users] WAV49 output in sox

[Eric "ManxPower" Wieling]

Will that wrap the audio into the MS GSM container?  The files will be 
e-mailed and Windows boxes don't seem to like standard GSM without silly 
additional software installed.

dave cantera wrote:
> eric
> try this... 
> sox foo.wav -r 8000 foo.gsm resample -ql
> # add -c1 to write the file in mono
> 
> I can't remember if you have to do something special in the recording 
> too....  depends on your recorder.. oh, now I remember.  you have set 
> the recording to 16bit 14400 hz or something like that...  if I find it 
> I'll re-email
> daveC
> 
> 
> 
> Eric "ManxPower" Wieling wrote:
>> Does anyone know what options you need to use with "sox" to output the 
>> audio in the WAV49 format that Asterisk uses.
>>
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