[Speex-dev] Voice Activation Level (speex 188.8.131.52)
lis at 1234567890qwertzuiopasdfghjklyxcvbnm.de
Thu Mar 2 06:30:20 PST 2006
Hm and i cant simply set VAD to 1 and change a variable in the codecs?
And whatfor is the speex_compute_vad()
Thanx for help
----- Original Message -----
From: "Jean-Marc Valin" <Jean-Marc.Valin at USherbrooke.ca>
To: "Lis" <lis at 1234567890qwertzuiopasdfghjklyxcvbnm.de>
Cc: <speex-dev at xiph.org>
Sent: Thursday, March 02, 2006 2:51 PM
Subject: Re: [Speex-dev] Voice Activation Level (speex 184.108.40.206)
What you want is simply a loudness threshold-based detector. It's not
very complicated to do, but there's nothing in Speex that currently does
that (not that I think it's really useful in practice).
Le jeudi 02 mars 2006 à 04:26 +0100, Lis a écrit :
> I forgotten the words volume or loudness.
> But it is know as microphone stroke too, i think.
> If something can tell me something about that
> procedure it would complete my pleasure.
> To bring back memories,
> i only wanted to know wheather i can change a
> variable that holds the sound intensity (loudness)
> needet to start "encoding >> sending" if the speex codec
> is in voice activation mode.
> If that isnt implementet yet it would enjoy me
> to get information about the preprocess->loudness2
> for example, or a function (if the lib contains one)
> that returns a value whitch equals to the overall
> loudness of a frame.
> So i can do some simple interactions with users
> whitch doesnt want to yell in their microphone
> for talking something.
> Other ones got headsets that record their breathing
> and anyone can listen to.
> This is not funny the whole day...
> Greets Lis
> ----- Original Message -----
> From: "Jean-Marc Valin" <jean-marc.valin at usherbrooke.ca>
> To: "Lis" <lis at 1234567890qwertzuiopasdfghjklyxcvbnm.de>
> Cc: <speex-dev at xiph.org>
> Sent: Thursday, March 02, 2006 2:35 AM
> Subject: Re: [Speex-dev] Voice Activation Level (speex 220.127.116.11)
> > Please define what you mean by "voice activation level".
> > Jean-Marc
> > On Thu, 2006-03-02 at 02:22 +0100, Lis wrote:
> >> I havent had found anything in the documentation about voice
> >> activation levels.
> >> Does i can change a variable to change the accuracy for activations?
> >> If not does the speex lib already implement a function for read out
> >> the
> >> sound level of a frame?
> >> Thanks for the advance.
> >> Lis (Louis Hoefler)
> >> _______________________________________________
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> >> Speex-dev at xiph.org
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