[gst-devel] Noise remover

Tiago Katcipis katcipis at inf.ufsc.br
Thu Sep 24 23:01:37 CEST 2009


Is this speexdsp in some gstreamer-plugin-set? i have only found speexenc
and speexdec

On Thu, Sep 24, 2009 at 3:06 PM, Maiku <cmaiku at gmail.com> wrote:

> On Thu, Sep 24, 2009 at 11:00 AM, Tiago Katcipis <katcipis at inf.ufsc.br>
> wrote:
> >
> >
> > On Wed, Sep 23, 2009 at 5:58 PM, Tiago Katcipis <katcipis at inf.ufsc.br>
> > wrote:
> >>
> >>
> >> On Wed, Sep 23, 2009 at 5:40 PM, Stefan Kost <ensonic at hora-obscura.de>
> >> wrote:
> >>>
> >>> Tiago Katcipis schrieb:
> >>> > Is there any plugin that does noise removal on an audio stream? i
> >>> > searched
> >>> > on gstreamer site and at gst-inspect but the only noise remover that
> i
> >>> > have
> >>> > found is for vídeo.
> >>>
> >>> We don't have one in the gst-plugins- sets. Also the algorithm depends
> a
> >>> bit
> >>> what kind of noise you need to get rid of. There is a programm called
> >>> GnomeWaveCleaner that has some algorithms that might be good candidates
> >>> for
> >>> gstreamer plugins. You could also check if you find a ladspa or lv2
> >>> plugin and
> >>> use that via the bridges.
> >>>
> >>> Stefan
> >>
> >> Thanks Stefan, ill take a look.
> >
> > So i did take a look :-), and i have found Speex preprocessor too, it
> seens
> > to have noise supression (even other features can be implemented using
> > speex, like VAD and AGC).
> >
> > What about a plugin using speex to do general preprocessing? (AGC, Noise
> > suppression, residual echo suppression).
> >
> > Im also studying the Gnome Wave Cleaner code.
> >
> > best regards,
> > Katcipis
> >
> >>
> >>
> >>>
> >>> >
> >>> > best regards,
> >>> > Katcipis
> >>> >
> >>> >
> >>> >
> >>> >
> >>> >
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> >>
> >>
> >> --
> >> "Se você se perder na selva africana, não precisa se desesperar. Basta
> >> sentar em uma pedra e começar a instalar GNU/Linux em seu laptop. Em
> menos
> >> de 5 minutos aparecerá alguém pra discordar de sua escolha de
> distribuição,
> >> do particionamento, do gerenciador de janelas, do ambiente de desktop,
> do
> >> editor de textos..."
> >
> >
> >
> > --
> > "Se você se perder na selva africana, não precisa se desesperar. Basta
> > sentar em uma pedra e começar a instalar GNU/Linux em seu laptop. Em
> menos
> > de 5 minutos aparecerá alguém pra discordar de sua escolha de
> distribuição,
> > do particionamento, do gerenciador de janelas, do ambiente de desktop, do
> > editor de textos..."
> >
> >
> ------------------------------------------------------------------------------
> > Come build with us! The BlackBerry&reg; Developer Conference in SF, CA
> > is the only developer event you need to attend this year. Jumpstart your
> > developing skills, take BlackBerry mobile applications to market and stay
> > ahead of the curve. Join us from November 9&#45;12, 2009. Register
> now&#33;
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> >
>
> Just wanted to mention that Justing Karneges has written a speexdsp
> GStreamer plugin (which was started by Tester).
>
> https://delta.affinix.com/svn/trunk/psimedia/gstprovider/gstelements/speexdsp/
>
> -Maiku
>
>
> ------------------------------------------------------------------------------
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-- 
"Se você se perder na selva africana, não precisa se desesperar. Basta
sentar em uma pedra e começar a instalar GNU/Linux em seu laptop. Em menos
de 5 minutos aparecerá alguém pra discordar de sua escolha de distribuição,
do particionamento, do gerenciador de janelas, do ambiente de desktop, do
editor de textos..."
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