[asterisk-speech-rec] asterisk-speech-rec Digest, Vol 34, Issue 1

chetan nutanc at yahoo.com
Thu Apr 30 08:46:10 CDT 2009


Hi,
We have an MRCP connector to Asterisk based on Unimrcp as specified by Renato. We have tested it with Nuance ASR and TTS (both V1 and V2). You can find more info at http://www.voip-info.org/wiki/view/Asterisk+cmd+MRCPSpeech .
Thanks.
-Chaitanya

--- On Wed, 29/4/09, asterisk-speech-rec-request at lists.digium.com <asterisk-speech-rec-request at lists.digium.com> wrote:

> From: asterisk-speech-rec-request at lists.digium.com <asterisk-speech-rec-request at lists.digium.com>
> Subject: asterisk-speech-rec Digest, Vol 34, Issue 1
> To: asterisk-speech-rec at lists.digium.com
> Date: Wednesday, 29 April, 2009, 12:00 PM
> Send asterisk-speech-rec mailing list
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> Today's Topics:
> 
>    1. Asterisk/Nuance integration (bollox
> bollox)
>    2. Re: Asterisk/Nuance integration
> (Joshua Colp)
>    3. Re: Asterisk/Nuance integration
> (Johannes Vanderknyff)
>    4. Re: Asterisk/Nuance integration
> (Joshua Colp)
>    5. Re: Asterisk/Nuance integration
> (Renato Cassaca)
> 
> 
> ----------------------------------------------------------------------
> 
> Message: 1
> Date: Wed, 29 Apr 2009 13:56:27 +0000
> From: bollox bollox <bollox_bollox at hotmail.com>
> Subject: [asterisk-speech-rec] Asterisk/Nuance integration
> To: <asterisk-speech-rec at lists.digium.com>
> Message-ID: <BLU140-W31365C454020DB81311A03906F0 at phx.gbl>
> Content-Type: text/plain; charset="iso-8859-1"
> 
> 
> 
> 
> 
> 
> 
> Hi thereDoes anybody have any experience using
> Nuance speech recognition from Asterisk?
> It seems that all the documentation I
> come across discusses Lumenvox/Asterisk integration, but
> not a word
> about Nuance.
> 
> I've created a nuance.conf file and
> added a line defining where my Nuance server can be found,
> but I
> doubt the file is ever read.
> 
> 
> I do not seem to be able to get past
> the SpeechCreate command in the dialplan.
> I've tried SpeechCreate and
> SpeechCreate(nuance), but the ERROR variable is always 1
> afterwards.
> 
> 
> 
> 
> 
> I've had a look at the source code, but
> I'm still puzzled.
> The find_engine function should return
> the default engine if no arguments are passed, and search
> through the list of engines if an argument is passed. 
> I have not been able to find out
>   -  how to add engines to Asterisk,
>   -  how to see the list of available
> engines (if any) or
>   -  where the default engine is defined.
> 
> Any hints would be appreciated.
> 
> _________________________________________________________________
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> ------------------------------
> 
> Message: 2
> Date: Wed, 29 Apr 2009 09:14:19 -0500 (CDT)
> From: Joshua Colp <jcolp at digium.com>
> Subject: Re: [asterisk-speech-rec] Asterisk/Nuance
> integration
> To: Use of speech recognition in Asterisk
>     <asterisk-speech-rec at lists.digium.com>
> Message-ID:
>     <14380841.1965581241014459841.JavaMail.root at jupiler.digium.com>
> Content-Type: text/plain; charset=utf-8
> 
> ----- "bollox bollox" <bollox_bollox at hotmail.com>
> wrote:
> 
> > Hi there
> > 
> > Does anybody have any experience using Nuance speech
> recognition from
> > Asterisk?
> > It seems that all the documentation I come across
> discusses
> > Lumenvox/Asterisk integration, but not a word about
> Nuance.
> > 
> > I've created a nuance.conf file and added a line
> defining where my
> > Nuance server can be found, but I doubt the file is
> ever read.
> 
> This would be correct. A module has to be written that uses
> the engine in question. No module
> is in the tree for Nuance, so it won't work.
>  
> > I do not seem to be able to get past the SpeechCreate
> command in the
> > dialplan.
> > I've tried SpeechCreate and SpeechCreate(nuance) , but
> the ERROR
> > variable is always 1 afterwards.
> > 
> > I've had a look at the source code, but I'm still
> puzzled.
> > The find_engine function should return the default
> engine if no
> > arguments are passed, and search through the list of
> engines if an
> > argument is passed.
> > I have not been able to find out
> > - how to add engines to Asterisk,
> > - how to see the list of available engines (if any)
> or
> > - where the default engine is defined.
> > 
> 
> Adding an engine to Asterisk requires writing an interface
> module using the speech recognition
> API in Asterisk. It acts as the glue between the way
> Asterisk does speech recognition and the way
> the speech solution (such as Nuance) does. Without this you
> can't use it. The API is defined in the
> speech.h header file in include/asterisk
> 
> -- 
> Joshua Colp
> Digium, Inc. | Software Developer
> 445 Jan Davis Drive NW - Huntsville, AL 35806 - USA
> Check us out at:  www.digium.com  &
> www.asterisk.org
> 
> 
> 
> ------------------------------
> 
> Message: 3
> Date: Wed, 29 Apr 2009 10:25:09 -0400
> From: Johannes Vanderknyff <johannes.vanderknyff at gmail.com>
> Subject: Re: [asterisk-speech-rec] Asterisk/Nuance
> integration
> To: Use of speech recognition in Asterisk
>     <asterisk-speech-rec at lists.digium.com>
> Message-ID:
>     <b8e20d570904290725s27bedbc9u39a931c6a0d59b0f at mail.gmail.com>
> Content-Type: text/plain; charset="iso-8859-1"
> 
> Could you use MRCP?
> Johannes
> 
> On Wed, Apr 29, 2009 at 10:14 AM, Joshua Colp <jcolp at digium.com>
> wrote:
> 
> > ----- "bollox bollox" <bollox_bollox at hotmail.com>
> wrote:
> >
> > > Hi there
> > >
> > > Does anybody have any experience using Nuance
> speech recognition from
> > > Asterisk?
> > > It seems that all the documentation I come across
> discusses
> > > Lumenvox/Asterisk integration, but not a word
> about Nuance.
> > >
> > > I've created a nuance.conf file and added a line
> defining where my
> > > Nuance server can be found, but I doubt the file
> is ever read.
> >
> > This would be correct. A module has to be written that
> uses the engine in
> > question. No module
> > is in the tree for Nuance, so it won't work.
> >
> > > I do not seem to be able to get past the
> SpeechCreate command in the
> > > dialplan.
> > > I've tried SpeechCreate and SpeechCreate(nuance)
> , but the ERROR
> > > variable is always 1 afterwards.
> > >
> > > I've had a look at the source code, but I'm still
> puzzled.
> > > The find_engine function should return the
> default engine if no
> > > arguments are passed, and search through the list
> of engines if an
> > > argument is passed.
> > > I have not been able to find out
> > > - how to add engines to Asterisk,
> > > - how to see the list of available engines (if
> any) or
> > > - where the default engine is defined.
> > >
> >
> > Adding an engine to Asterisk requires writing an
> interface module using the
> > speech recognition
> > API in Asterisk. It acts as the glue between the way
> Asterisk does speech
> > recognition and the way
> > the speech solution (such as Nuance) does. Without
> this you can't use it.
> > The API is defined in the
> > speech.h header file in include/asterisk
> >
> > --
> > Joshua Colp
> > Digium, Inc. | Software Developer
> > 445 Jan Davis Drive NW - Huntsville, AL 35806 - USA
> > Check us out at:  www.digium.com  &
> www.asterisk.org
> >
> > _______________________________________________
> > --Bandwidth and Colocation Provided by http://www.api-digital.com--
> >
> > asterisk-speech-rec mailing list
> > To UNSUBSCRIBE or update options visit:
> >   http://lists.digium.com/mailman/listinfo/asterisk-speech-rec
> >
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> 
> ------------------------------
> 
> Message: 4
> Date: Wed, 29 Apr 2009 09:36:21 -0500 (CDT)
> From: Joshua Colp <jcolp at digium.com>
> Subject: Re: [asterisk-speech-rec] Asterisk/Nuance
> integration
> To: Use of speech recognition in Asterisk
>     <asterisk-speech-rec at lists.digium.com>
> Message-ID:
>     <4520188.1969391241015781775.JavaMail.root at jupiler.digium.com>
> Content-Type: text/plain; charset=utf-8
> 
> ----- "Johannes Vanderknyff" <johannes.vanderknyff at gmail.com>
> wrote:
> 
> > Could you use MRCP?
> > 
> > 
> 
> There is currently no MRCP module in the tree either. It
> may exist outside in the world somewhere
> but I have not seen it.
> 
> -- 
> Joshua Colp
> Digium, Inc. | Software Developer
> 445 Jan Davis Drive NW - Huntsville, AL 35806 - USA
> Check us out at:  www.digium.com  &
> www.asterisk.org
> 
> 
> 
> ------------------------------
> 
> Message: 5
> Date: Wed, 29 Apr 2009 16:10:37 +0100
> From: Renato Cassaca <renato.cassaca at voiceinteraction.pt>
> Subject: Re: [asterisk-speech-rec] Asterisk/Nuance
> integration
> To: Use of speech recognition in Asterisk
>     <asterisk-speech-rec at lists.digium.com>
> Message-ID: <49F86DED.1090708 at voiceinteraction.pt>
> Content-Type: text/plain; charset="iso-8859-1"
> 
> In fact there's a paid movement towards MRCP support in
> Asterisk:
> http://www.voip-info.org/wiki/view/Asterisk+cmd+MRCPSpeech
> 
> That project is based in the UniMRCP (http://www.unimrcp.org) which is a 
> great C project that provides a good abstraction to server
> integrators 
> and client developers.
> 
> Renato
> 
> 
> Joshua Colp wrote:
> > ----- "Johannes Vanderknyff" <johannes.vanderknyff at gmail.com>
> wrote:
> >
> >   
> >> Could you use MRCP?
> >>
> >>
> >>     
> >
> > There is currently no MRCP module in the tree either.
> It may exist outside in the world somewhere
> > but I have not seen it.
> >
> >   
> 
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> 
> _______________________________________________
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> 
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> End of asterisk-speech-rec Digest, Vol 34, Issue 1
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