[asterisk-users] How do you convert your prompts to an asterisk-friendly format?

2012-08-28 Thread Johan Wilfer

Hi,

I've used the shells-script at the end of this email to generate 8khz 
mono wave-files for asterisk from a 144 khz recording.


The script does two things: resample  normalize the audio volume.

Anyone like to share their recommendations / scripts for doing this 
conversion? I've just converted to 8khz wave, should I convert to 
something else?


For the googler in the future this is my current script (which I hope to 
improve):


BASEDIR=`dirname $0`
PROMPTDIRS=dir1 dir2
for dir in ${PROMPTDIRS}
do
  src=${BASEDIR}/recordings/prompts/${dir}
  dst=${BASEDIR}/generated/prompts/8khz/${dir}
  for i in ${src}/*.wav; do sox $i  -V -r 8000 -c 1 -q -s \
${dst}/$(basename $i .wav).wav vol 0.8; done

  normalize-audio -a -20dBFS ${dst}/*
done


--
Johan Wilfer

JT Technologies  Telecommunications AB
Jabber: jo...@jttech.se | Phone: +46 31 3809100

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Re: [asterisk-users] How do you convert your prompts to an asterisk-friendly format?

2012-08-28 Thread Danny Nicholas
This isn't required, but you will notice a big quality difference if you run
the normalized files through Audacity and set the volume to -3
(Recommendation from the Asterisk PDF).  There's most likely a way to do
this with SOX, I just haven't tried hard enough to find it.  If/when you do,
please post that.

-Original Message-
From: asterisk-users-boun...@lists.digium.com
[mailto:asterisk-users-boun...@lists.digium.com] On Behalf Of Johan Wilfer
Sent: Tuesday, August 28, 2012 9:40 AM
To: Asterisk Users Mailing List - Non-Commercial Discussion
Subject: [asterisk-users] How do you convert your prompts to an
asterisk-friendly format?

Hi,

I've used the shells-script at the end of this email to generate 8khz mono
wave-files for asterisk from a 144 khz recording.

The script does two things: resample  normalize the audio volume.

Anyone like to share their recommendations / scripts for doing this
conversion? I've just converted to 8khz wave, should I convert to something
else?

For the googler in the future this is my current script (which I hope to
improve):

BASEDIR=`dirname $0`
PROMPTDIRS=dir1 dir2
for dir in ${PROMPTDIRS}
do
   src=${BASEDIR}/recordings/prompts/${dir}
   dst=${BASEDIR}/generated/prompts/8khz/${dir}
   for i in ${src}/*.wav; do sox $i  -V -r 8000 -c 1 -q -s \
${dst}/$(basename $i .wav).wav vol 0.8; done

   normalize-audio -a -20dBFS ${dst}/* done


--
Johan Wilfer

JT Technologies  Telecommunications AB
Jabber: jo...@jttech.se | Phone: +46 31 3809100

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Re: [asterisk-users] How do you convert your prompts to an asterisk-friendly format?

2012-08-28 Thread Andrew Latham
On Tue, Aug 28, 2012 at 10:39 AM, Johan Wilfer li...@jttech.se wrote:
 Hi,

 I've used the shells-script at the end of this email to generate 8khz mono
 wave-files for asterisk from a 144 khz recording.

 The script does two things: resample  normalize the audio volume.

 Anyone like to share their recommendations / scripts for doing this
 conversion? I've just converted to 8khz wave, should I convert to something
 else?

 For the googler in the future this is my current script (which I hope to
 improve):

 BASEDIR=`dirname $0`
 PROMPTDIRS=dir1 dir2
 for dir in ${PROMPTDIRS}
 do
   src=${BASEDIR}/recordings/prompts/${dir}
   dst=${BASEDIR}/generated/prompts/8khz/${dir}
   for i in ${src}/*.wav; do sox $i  -V -r 8000 -c 1 -q -s \
 ${dst}/$(basename $i .wav).wav vol 0.8; done

   normalize-audio -a -20dBFS ${dst}/*
 done


 --
 Johan Wilfer

 JT Technologies  Telecommunications AB
 Jabber: jo...@jttech.se | Phone: +46 31 3809100


Try this to test with
http://www.digium.com/en/products/ivr/audio-converter.php and compare
your output first...

-- 
~ Andrew lathama Latham lath...@gmail.com http://lathama.net ~

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Re: [asterisk-users] How do you convert your prompts to an asterisk-friendly format?

2012-08-28 Thread Johan Wilfer

2012-08-28 16:44, Andrew Latham skrev:

On Tue, Aug 28, 2012 at 10:39 AM, Johan Wilfer li...@jttech.se wrote:

Hi,

I've used the shells-script at the end of this email to generate 8khz mono
wave-files for asterisk from a 144 khz recording.



Try this to test with
http://www.digium.com/en/products/ivr/audio-converter.php and compare
your output first...



Interesting. Didn't know about this. It's good for testing, but I would 
like to automate it. Is the source-code open or available?



--
Johan Wilfer

JT Technologies  Telecommunications AB
Jabber: jo...@jttech.se | Phone: +46 31 3809100

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Re: [asterisk-users] How do you convert your prompts to an asterisk-friendly format?

2012-08-28 Thread Andrew Latham
On Tue, Aug 28, 2012 at 11:00 AM, Johan Wilfer li...@jttech.se wrote:
 2012-08-28 16:44, Andrew Latham skrev:

 On Tue, Aug 28, 2012 at 10:39 AM, Johan Wilfer li...@jttech.se wrote:

 Hi,

 I've used the shells-script at the end of this email to generate 8khz
 mono
 wave-files for asterisk from a 144 khz recording.


 Try this to test with
 http://www.digium.com/en/products/ivr/audio-converter.php and compare
 your output first...


 Interesting. Didn't know about this. It's good for testing, but I would like
 to automate it. Is the source-code open or available?



 --
 Johan Wilfer

 JT Technologies  Telecommunications AB
 Jabber: jo...@jttech.se | Phone: +46 31 3809100


Yep, check out repotools for that
http://svn.asterisk.org/svn/repotools/sound_tools/scripts/


-- 
~ Andrew lathama Latham lath...@gmail.com http://lathama.net ~

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Re: [asterisk-users] How do you convert your prompts to an asterisk-friendly format?

2012-08-28 Thread Johan Wilfer

2012-08-28 17:04, Andrew Latham skrev:

Yep, check out repotools for that
http://svn.asterisk.org/svn/repotools/sound_tools/scripts/




Cool! Thank you!

--
Johan Wilfer

JT Technologies  Telecommunications AB
Jabber: jo...@jttech.se | Phone: +46 31 3809100

--
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Re: [asterisk-users] How do you convert your prompts to an asterisk-friendly format?

2012-08-28 Thread Danny Nicholas
Does the .c program compile stand-alone or as an add-on?
g++ check_sounds.c
check_sounds.c: In function âint main(int, char**)â:
check_sounds.c:152: error: invalid conversion from âvoid*â to âdirent**â
check_sounds.c:154: error: invalid conversion from âvoid*â to âdirent*â


-Original Message-
From: asterisk-users-boun...@lists.digium.com
[mailto:asterisk-users-boun...@lists.digium.com] On Behalf Of Johan Wilfer
Sent: Tuesday, August 28, 2012 10:28 AM
To: asterisk-users@lists.digium.com
Subject: Re: [asterisk-users] How do you convert your prompts to an
asterisk-friendly format?

2012-08-28 17:04, Andrew Latham skrev:
 Yep, check out repotools for that
 http://svn.asterisk.org/svn/repotools/sound_tools/scripts/



Cool! Thank you!

--
Johan Wilfer

JT Technologies  Telecommunications AB
Jabber: jo...@jttech.se | Phone: +46 31 3809100

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Re: [asterisk-users] How do you convert your prompts to an asterisk-friendly format?

2012-08-28 Thread Jason Parker
On 08/28/2012 10:04 AM, Andrew Latham wrote:
 On Tue, Aug 28, 2012 at 11:00 AM, Johan Wilfer li...@jttech.se wrote:
 2012-08-28 16:44, Andrew Latham skrev:
 Try this to test with
 http://www.digium.com/en/products/ivr/audio-converter.php and compare
 your output first...


 Interesting. Didn't know about this. It's good for testing, but I would like
 to automate it. Is the source-code open or available?

 
 Yep, check out repotools for that
 http://svn.asterisk.org/svn/repotools/sound_tools/scripts/
 
 

I don't know whether those scripts are what is actually used on the digium.com
website, but they are what we use to create the various Asterisk sounds packages
on http://downloads.asterisk.org/.

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Re: [asterisk-users] How do you convert your prompts to an asterisk-friendly format?

2012-08-28 Thread Jason Parker
On 08/28/2012 10:32 AM, Danny Nicholas wrote:
 Does the .c program compile stand-alone or as an add-on?
 g++ check_sounds.c
 check_sounds.c: In function âint main(int, char**)â:
 check_sounds.c:152: error: invalid conversion from âvoid*â to âdirent**â
 check_sounds.c:154: error: invalid conversion from âvoid*â to âdirent*â
 

There may be issues building it with g++.  I just added a basic Makefile, so you
should be able to `svn update` and `make`.

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Re: [asterisk-users] How do you convert your prompts to an asterisk-friendly format?

2012-08-28 Thread ABBAS SHAKEEL
Hi

I wrote this article and at end i shared how to convert files have a look

http://younewplanet.com/index.php/articles/2012-articles-2/asterisk-configuration-step-by-step

Also i wrote an other article for file conversion you can also check that

http://younewplanet.com/index.php/articles/2012-articles-2/converting-files-for-asterisk-wav-to-gsm-conversion

Good luck

On Tue, Aug 28, 2012 at 6:45 PM, Jason Parker jpar...@digium.com wrote:

 On 08/28/2012 10:32 AM, Danny Nicholas wrote:
  Does the .c program compile stand-alone or as an add-on?
  g++ check_sounds.c
  check_sounds.c: In function âint main(int, char**)â:
  check_sounds.c:152: error: invalid conversion from âvoid*â to âdirent**â
  check_sounds.c:154: error: invalid conversion from âvoid*â to âdirent*â
 

 There may be issues building it with g++.  I just added a basic Makefile,
 so you
 should be able to `svn update` and `make`.

 --
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-- 
Kind Regards
Shakeel Abbas
http://younewplanet.com
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