[Speex-dev] Re: Fixed-point VAD?
Jean-Marc.Valin at USherbrooke.ca
Tue Dec 27 18:24:55 PST 2005
> I found this message concerning VAD and was wondering whether VAD has
> been ported to fixed-point in the latest version?
Sorry, VAD is still float, but if you're using the built-in one, float
emulation should work (it's not very compute-intensive).
> ---------- Forwarded message ----------
> From: Jean-Marc Valin <Jean-Marc.Valin at usherbrooke.ca>
> Date: Jul 22, 2005 1:02 AM
> Subject: Re: [Speex-dev] Fixed-point
> To: gue baja < gue_baja at yahoo.com>
> Cc: speex-dev at xiph.org
> Hi Baja,
> Here's a quick summary:
> In narrowband, the encoder and decoder are all ported to fixed-point
> CBR between 4 kbps and 18.2 kbps. Only the 2 kbps (vocoder) and 24.6
> kbps modes still have a few floats left. Most of wideband is also
> ported, but there are some float operations left. The packet loss
> concealment is also done, but not the VAD/VBR. The jitter buffer
> converted, but there's not many float ops there in the first place.
> preprocessor and echo cancellor aren't converted and there's lots of
> float stuff there.
> Le mercredi 20 juillet 2005 à 09:18 -0700, gue baja a écrit :
> > Is there any place where I can see a summary of what
> > is being done and what is still pending with the fixed
> > point version of the libraries?
> > I have some experience with vocoders and fairly good
> > experience with de-jitters and suchs. I may be able to
> > help.
> > Thanks
> > Baja
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> Jean-Marc Valin <Jean-Marc.Valin at USherbrooke.ca>
> Université de Sherbrooke
> Speex-dev mailing list
> Speex-dev at xiph.org
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