Displaying 3 results from an estimated 3 matches for "aftek".
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2008 Aug 29
0
Fw: Voice Activation Level (speex 1.1.11.1)
...+)
{
amp = (float) abs(signal[i]);
powerSum += amp * amp;
}
return powerSum / (32768.0f * 32768.0f * (float) numSamples);
}
Note that you should determine an activation threshold experimentally
and consider offering UI to adjust it, if possible.
Tom
manisha.tidke at aftek.com wrote:
>
>
> Hi
>
> I am facing the same problem as the speex VAD detecting background
> noises(far away speech data ) also and passing it ahead as voice. Can you
> please tell me where/how to use the calcPower or getPower function
> described by Tom?
>
> Thnks...
2008 Jun 27
0
Fixed-point AGC, snapshot
Is there any update on this implementation of Fixed-point AGC?
We tested the code from Thorvald Natvig. If we can get some idea about
the scaling factors - how to set/ calculate for the float to fix
conversion, we will try to get up this code.
Thanks
Regards
Manisha Tidke
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2004 Nov 27
1
Meetme Help !!!!
Hello ,
I am new to Asterisk. Trying to use Meetme for Audio Conferencing. Got Zaptel card etc.
and i could see app_meetme.so nicely loaded. Now :
1. how to start a conference ?
2. how to add a user ?
3. How can a user join a conference ?
After looking at certain links on Net I tried to