[asterisk-users] Increase VoiceMail Messages Recording Gain -AudioCalls are Ok

[Marco Mouta]

Would you be able to tell me which lines must be reordered in
app_voicemail.c

On 10/11/06, Cullin J. Wible <cwible at algorim.com> wrote:
>
> externnotify=/opt/asterisk-1.2.7.1/sbin/vm-audio
>
> vm-audio uses 'sox -e' to determine how much to scale by without clipping
> and then
> Then 'sox -v' to scale the sound file.
>
> This happens after the email message is sent, but by changing the order of
> a
> few lines in the app_voicemail.c program you can have the externnotify run
> before the email message is sent.
>
> Cullin
>
> -----Original Message-----
> From: asterisk-users-bounces at lists.digium.com
> [mailto:asterisk-users-bounces at lists.digium.com] On Behalf Of Aaron Daniel
> Sent: Wednesday, October 11, 2006 12:49 AM
> To: Asterisk Users Mailing List - Non-Commercial Discussion
> Subject: RE: [asterisk-users] Increase VoiceMail Messages Recording Gain
> -AudioCalls are Ok
>
> That doesn't always work :)
>
> There's two options... either port the volgain patch from 1.4 to 1.2 (If
> anyone wants a copy, we've been using it for months... however it also
> converts to mp3 so we'd have to strip that out)... or use 1.4 which
> includes
> the patch.
>
> Let me know if I should post a copy of the older code somewhere.
>
> The 1.4 patch is here:
> http://bugs.digium.com/view.php?id=6237
>
> Aaron Daniel
> Computer Systems Technician
> Sam Houston State University
> amdtech at shsu.edu
> (936) 294-4198
>
> On Tue, 2006-10-10 at 21:18 -0500, Shawn Kelley wrote:
> > I had the same problem.
> > Checking voicemail via the phone was perfectly normal but the email
> > attachments were so quiet we had to turn the computer volume all the
> > way up along with the speakers amps just to make the attachment
> understandable.
> > Then just wait until someone forgets to turn the volume back down and
> > a lovely windows message box pops up. Scares the (pick your word) out
> > of everyone in the office!
> >
> > After much searching I found the solution:
> > In the voicemail.conf file change the order in which the recording
> > formats are specified. Asterisk will email the first format in the list.
> >
> > My original line: format=wav49|wav|gsm My new line:
> > format=wav|wav49|gsm
> >
> > NOTE: My understanding is that the wav files are much larger
> > attachments than the wav49 version. However, we haven't noticed much
> > difference, still fairly small attachments. Definitely no problems on
> > a LAN or Broadband connection.
> >
> >
> > ________________________________________
> > From: Marco Mouta [mailto:marco.mouta at gmail.com]
> > Sent: Tuesday, October 10, 2006 2:18 PM
> > To: Asterisk Users Mailing List - Non-Commercial Discussion
> > Subject: [asterisk-users] Increase VoiceMail Messages Recording Gain -
> > AudioCalls are Ok
> >
> > Hi all
> >
> > I'm deploying a  VoiceMailserver with Asterisk behind a legacy pbx,
> > providing Voicemail to email services for Lecagy PBX extensions.
> > On busy or unanswered calls, Legacy pbx will dial a specific DID (one
> > per
> > extension) to asterisk, and the call is handled by Voicemail
> application.
> >
> > I've several SIP extensions on this Asterisk box, and calls between
> > Asterisk extensions and legacy PBX are just fine, at least no
> > complaining from users, seems good to me:)
> >
> > The problem is:
> > Right now, and i'm referring only to calls directly handled by
> > VoiceMail application, the users get their audio files in email but
> > the audio is very very low.
> > I've thought about changing RX gain on PRI interface between legacy
> > pbx and asterisk, but until now no complaining with audio calls.
> >
> > I'm afraid that changing this parameter to solve voicemail issues will
> > get me in troubles with Voice Calls .
> >
> > Any advice, or previous similar experience?
> >
>
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-- 
Com os melhores cumprimentos,

Marco Mouta
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