I don't use Sipura. I use FS to make / receive calls from mobile phones / regular land line phones.<div><br></div><div>Unlike what I said in my previous email, I am still using Allison-8kHz voice. Somehow in managed code I had Allison-16kHz specified.</div>
<div><br></div><div>I created three WAV files using Cepstral SWIFT command with 8000, 16000, 22000 Hz. When I play each file, the later two give me message at the FS console "Sample rates don't match".</div>
<div><br></div><div>Is there a setting where I can ask FS to sample at a higher rate that would help me with sound quality issues? Is having a good sound card on the server a good practice?</div><div><br></div><div>Thank you for replies.</div>
<div><br></div><div>Malay</div><div><br></div><div><div><br><div class="gmail_quote">On Wed, Feb 23, 2011 at 10:55 AM, Anthony Minessale <span dir="ltr"><<a href="mailto:anthony.minessale@gmail.com">anthony.minessale@gmail.com</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;">Depends, are you using a sipura? if so, try it, the setting is on the<br>
web ui of the phone/device not in FS.<br>
<div><div></div><div class="h5"><br>
<br>
On Tue, Feb 22, 2011 at 12:25 PM, Malay Thakershi <<a href="mailto:mthakershi@gmail.com">mthakershi@gmail.com</a>> wrote:<br>
> I found I am already using 16 KHz profile. .SetTtsParameters("cepstral",<br>
> "Allison-16kHz");<br>
> I read this under FS wiki on Cepstral under 'Gotchas':<br>
> -------------<br>
> Using a 16khz voice and 0.03 for RTP Packet Size (Sipura Setting), it will<br>
> sound horrible. Workaround: modify RTP Packet Size to 0.02 in Sipura config,<br>
> under Advanced/SIP section.<br>
> -------------<br>
> Do you think that is my problem? Is this to be done in FS configuration?<br>
> Malay<br>
> On Mon, Feb 21, 2011 at 2:35 PM, Michael Collins <<a href="mailto:msc@freeswitch.org">msc@freeswitch.org</a>> wrote:<br>
>><br>
>> It depends on why there is choppy audio. My guess is that going to 16k<br>
>> won't help. You should update to latest git and re-test, preferably on a<br>
>> system that is not in production. See if you can narrow down the conditions<br>
>> under which the audio is not good. Does it happen when the system is under<br>
>> load? Does it happen on every call, or only on certain calls? Things like<br>
>> that.<br>
>> -MC<br>
>><br>
>> On Sun, Feb 20, 2011 at 12:51 PM, Malay Thakershi <<a href="mailto:mthakershi@gmail.com">mthakershi@gmail.com</a>><br>
>> wrote:<br>
>>><br>
>>> Hello,<br>
>>> I use Cepstral in my mod_managed FS application. I mainly use<br>
>>> Session.Speak and PlayAndGetDigits in my code to play WAV / audio text.<br>
>>> When I started using FS and got a stable program running, I used Cepstral<br>
>>> Allison 8 KHz voice. But frequently I get choppy type of sound. Earlier it<br>
>>> was acceptable but now some callers seem to have difficulty understanding<br>
>>> the call audio.<br>
>>> Would it help if I get 16 KHz sounds / Cepstral license? What are changes<br>
>>> I would need to make?<br>
>>> Thank you for any help.<br>
>>> Malay Thakershi<br>
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