Re: [asterisk-users] One leg in a conference and adjusting stream volume of other leg

2012-09-08 Thread Markus
);
 fputs($socket, UserName: $amiusername\r\n);
 fputs($socket, Events: off\r\n);
 fputs($socket, Secret: $amisecret\r\n\r\n);

 //Action: DBGet
 fputs($socket, Action: DBGet\r\n);
 fputs($socket, Family: moh_$sipexten\r\n);
 fputs($socket, Key: channel\r\n\r\n);
 fputs($socket, Action: Logoff\r\n\r\n);
 while (!feof($socket)) {
  $wrets .= fread($socket,8192 );
 }
fclose($socket);

$channelVal = strpos($wrets,Val: );

if ($channelVal){

$Localplaybackchannel=trim(substr($wrets,$channelVal+5,strpos($wrets,Event: 
DBGetComplete) - $channelVal-5));


//Channel found. Play DTMF
$wrets = ;
// Send dtmf key

 $socket = fsockopen(127.0.0.1,5038, $errno, 
$errstr, 0);

 $wrets = fread($socket,30);
 //LOGIN
 fputs($socket, Action: Login\r\n);
 fputs($socket, UserName: $amiusername\r\n);
 fputs($socket, Events: off\r\n);
 fputs($socket, Secret: $amisecret\r\n\r\n);

 //Action: PlayDTMF
 fputs($socket, Action: PlayDTMF\r\n);
 fputs($socket, Channel: $Localplaybackchannel\r\n);
 fputs($socket, Digit: $dtmftone\r\n\r\n);

 //LOGOFF
 fputs($socket, Action: Logoff\r\n\r\n);
 while (!feof($socket)) {
$wrets .= fread($socket,8192 );
 }
fclose($socket);
}

?


/var/lib/asterisk/mohstream-chatfire-1.sh:

#!/bin/bash
/usr/bin/mpg123 -q -r 8000 -b 0 --mono -s http://s10.pop-stream.de:10380


/var/lib/asterisk/mohstream-chatfire-2.sh:

#!/bin/bash
/usr/bin/mpg123 -q -r 8000 -b 0 --mono -s http://stream.laut.fm/chat-fire


That's it :)

Regards
Markus



Am 27.08.2012 21:29, schrieb Matthew Jordan:


- Original Message -

From: Markus unive...@truemetal.org
To: Asterisk Users Mailing List - Non-Commercial Discussion 
asterisk-users@lists.digium.com
Cc: Matthew Jordan mjor...@digium.com
Sent: Monday, August 27, 2012 1:55:08 PM
Subject: Re: [asterisk-users] One leg in a conference and adjusting stream 
volume of other leg

Hi Matthew,

Am 27.08.2012 20:08, schrieb Matthew Jordan:

You can use ConfBridge's DTMF menus to allow a participant to
change
their listening volume.  This should only affect the audio that
the
participant hears, and not the other participants in the
conference
-
regardless of whether or not the audio originates from the same
source.


thanks! I wasn't clear enough in my original mail. What I meant
is:
the
volume of the stream that a user is listening to is adjusted, but
the
volume of the conference itself is not changed! That means, a
conference
is going on, and everyone is listening to the same music at the
same
time, but when the music becomes too loud or annoying, a user can
individually adjust the volume of his music, while the volume of
the
speech of each user, basically the conference itself, remains the
same.


Yes, I know.  That's what the DTMF menus in ConfBridge let you do.


thanks again. If I understand correctly, you are saying that there is
a
switch that allows a user to adjust the volume of the background
music
only, but the incoming speech that is coming in to him from other
users
will not get adjusted? That's awesome, but I can't find anything like
that in the docs.


No - what you stated was the volume of the stream that a user is
listening to is adjusted, but the volume of the conference is not changed!

I interpreted that as being the volume of the audio sent to the conference
participant.  That can be manipulated directly in ConfBridge.  However,
that affects all audio sent to that participant, which isn't apparently
what you want.

ConfBridge works by mixing the audio for all channels in the conference
and playing the resulting audio to each participant.  You can affect
each participant, but you can't change that all of the audio is mixed
together first.  If you want to play audio separately to each participant,
than you have to do something outside of the actual conference bridge itself.


Will your example

[bridge_user_menu]
*1=increase_listening_volume
1=increase_listening_volume
*2=decrease_listening_volume
2=decrease_listening_volume

not just decrease/increase the audio of *everything* that is coming
in
to the user, i.e. both music and speech? At least that it's how it's
explained in the documentation, isn't it?


Yes.


Decreases the caller's listening volume. *Everything* they hear will
sound quieter.

What I'm looking for is to adjust the incoming music only, not the
incoming speech. How is ConfBridge able to separate between these two
if
they are going on at the same time?


It doesn't; they are mixed together.


Done that couple of times, but I still don't see that feature.

I think there is still some sort of misunderstanding here. Maybe I'm
not
explaining it right...


Yup, that was a misunderstanding.

You could probably use ChanSpy to whisper the music

Re: [asterisk-users] One leg in a conference and adjusting stream volume of other leg

2012-08-29 Thread Benny Amorsen
Markus unive...@truemetal.org writes:

 thanks! I wasn't clear enough in my original mail. What I meant is:
 the volume of the stream that a user is listening to is adjusted, but
 the volume of the conference itself is not changed! That means, a
 conference is going on, and everyone is listening to the same music at
 the same time, but when the music becomes too loud or annoying, a user
 can individually adjust the volume of his music, while the volume of
 the speech of each user, basically the conference itself, remains the
 same.

Your requirements are such that the only solution is to mix the audio
for each participant individually. This is a rather expensive operation
and not supported in either of the Asterisk conference applications,
AFAIK.

I can only think of one way of doing that: give each member their own
conference and bridge one leg of that conference into the main
conference. How to accomplish that is a bit beyond me though, but
perhaps others can help.

All the mixing is likely to cause a strain on your hardware, and the
sound quality could suffer.


/Benny

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Re: [asterisk-users] One leg in a conference and adjusting stream volume of other leg

2012-08-27 Thread Matthew Jordan

- Original Message -
 From: Markus unive...@truemetal.org
 To: Asterisk Users Mailing List - Non-Commercial Discussion 
 asterisk-users@lists.digium.com
 Sent: Sunday, August 26, 2012 6:43:31 PM
 Subject: [asterisk-users] One leg in a conference and adjusting stream
 volume of other leg
 
 Hi all,
 

snip

 A SIP caller dials into to my Asterisk 10. He will automatically
 listen
 to a specific MP3 stream.

As you're using Asterisk 10, I'm going to assume you're using ConfBridge.

snip

 When they adjust the volume of the stream, if effects only their
 stream,
 and not the volume of the stream of the other callers.

 In short: All callers at all times are *always* in the same
 conference,
 but each caller is able to increase or decrease the volume of their
 MP3 stream individually.

You can use ConfBridge's DTMF menus to allow a participant to change
their listening volume.  This should only affect the audio that the
participant hears, and not the other participants in the conference -
regardless of whether or not the audio originates from the same source.

[bridge_user_menu]
*1=increase_listening_volume
1=increase_listening_volume
*2=decrease_listening_volume
2=decrease_listening_volume

For more information on setting up DTMF menus and associating them with
bridge users, see the ConfBridge article on the Asterisk wiki:

https://wiki.asterisk.org/wiki/display/AST/ConfBridge+10

 If I'm right the MP3 stream cannot come from inside conference
 (MeetMe
 or ConfBridge with MOH) because there is no functionality to control
 the
 volume individually. 

snip

No, that's fine.  ConfBridge allows you to control the listening/speaking
volume of each participant.  See above.

snip

 
 I don't know where to start. Queue? Local channel? ...
 

If you wanted to stream your sound from a source other than MOH, using a
Local channel may be appropriate.  I'm not sure how a Queue would help here.

--
Matthew Jordan
Digium, Inc. | Engineering Manager
445 Jan Davis Drive NW - Huntsville, AL 35806 - USA
Check us out at: http://digium.com  http://asterisk.org

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Re: [asterisk-users] One leg in a conference and adjusting stream volume of other leg

2012-08-27 Thread Markus

Hi Matthew,

Am 27.08.2012 15:41, schrieb Matthew Jordan:

When they adjust the volume of the stream, if effects only their
stream,
and not the volume of the stream of the other callers.

In short: All callers at all times are *always* in the same
conference,
but each caller is able to increase or decrease the volume of their
MP3 stream individually.


You can use ConfBridge's DTMF menus to allow a participant to change
their listening volume.  This should only affect the audio that the
participant hears, and not the other participants in the conference -
regardless of whether or not the audio originates from the same source.


thanks! I wasn't clear enough in my original mail. What I meant is: the 
volume of the stream that a user is listening to is adjusted, but the 
volume of the conference itself is not changed! That means, a conference 
is going on, and everyone is listening to the same music at the same 
time, but when the music becomes too loud or annoying, a user can 
individually adjust the volume of his music, while the volume of the 
speech of each user, basically the conference itself, remains the same.


I think what I'm looking for is to inject the MP3 stream into only the 
listening direction of each user, and allow its volume to get adjusted 
via DTMF. And at the same time, each user is in the same conference.


Even more: I would like to be able to feed each user a *different* 
volume-adjustable MP3 stream, but all of the users are still in the same 
conference (not hearing each others MP3 stream, only their voice!).


I've researched high and low and came up with the following pointers:

- Dial with the G flag
- ChanSpy, whispering
- VOLUME()
- MOH connected to a local channel
- Queue that loops indefinitely

But I don't know yet how to put it all together.

I found some hints in the right direction here:

Playing audio to one channel only:
http://www.mail-archive.com/asterisk-users@lists.digium.com/msg245811.html

Meetme with background music (last post)
http://fonality.com/trixbox/forums/trixbox-forums/help/meetme-background-music

Background music during a call
http://www.mail-archive.com/asterisk-users@lists.digium.com/msg254252.html


Does anyone have the right solution and is available to create a 
dialplan for me for cash? Please get in touch!



Thank you!
Markus





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Re: [asterisk-users] One leg in a conference and adjusting stream volume of other leg

2012-08-27 Thread Matthew Jordan

- Original Message -
 From: Markus unive...@truemetal.org
 To: Asterisk Users Mailing List - Non-Commercial Discussion 
 asterisk-users@lists.digium.com
 Cc: Matthew Jordan mjor...@digium.com
 Sent: Monday, August 27, 2012 12:48:53 PM
 Subject: Re: [asterisk-users] One leg in a conference and adjusting stream 
 volume of other leg
 
  You can use ConfBridge's DTMF menus to allow a participant to
  change
  their listening volume.  This should only affect the audio that the
  participant hears, and not the other participants in the conference
  -
  regardless of whether or not the audio originates from the same
  source.
 
 thanks! I wasn't clear enough in my original mail. What I meant is:
 the
 volume of the stream that a user is listening to is adjusted, but the
 volume of the conference itself is not changed! That means, a
 conference
 is going on, and everyone is listening to the same music at the same
 time, but when the music becomes too loud or annoying, a user can
 individually adjust the volume of his music, while the volume of the
 speech of each user, basically the conference itself, remains the
 same.

Yes, I know.  That's what the DTMF menus in ConfBridge let you do.
 
 I think what I'm looking for is to inject the MP3 stream into only
 the
 listening direction of each user, and allow its volume to get
 adjusted
 via DTMF. And at the same time, each user is in the same conference.

Again, that is what the menus in ConfBridge do.  Please read the ConfBridge
documentation on the Asterisk wiki.

https://wiki.asterisk.org/wiki/display/AST/ConfBridge+10

 Even more: I would like to be able to feed each user a *different*
 volume-adjustable MP3 stream, but all of the users are still in the
 same
 conference (not hearing each others MP3 stream, only their voice!).

Feeding different MP3 streams from outside sources to different participants
is not possible in ConfBridge, as the bridging layer mixes the audio from the
various channels and sends it to all participants.  Manipulating the volume for
each participant is possible.

While feeding different MP3 streams to different users is not feasible,
you can stream different MOH classes to different users by setting the
music_on_hold_class user profile option for different ConfBridge users.

You can also stream audio to a single channel using the playback menu option,
but that's for relatively short messages, and not for MOH type situations.

 I've researched high and low and came up with the following pointers:
 
 - Dial with the G flag

I'm not sure why transferring to a particular dialplan context would be
needed here.  If you wanted to bounce out to the dialplan while in a
ConfBridge, that's possible using the dialplan_exec menu option.

 - ChanSpy, whispering

You could always bounce out to the dialplan and execute a ChanSpy on
the channel in the bridge, but that feels overly complex for what
you're attempting to do.

 - VOLUME()

This does the same thing under the hood that the ConfBridge listening/talking
volume menu options do.

 - MOH connected to a local channel

This would stream some music into the Bridge to all participants.  You may
want this to stream some MP3 file into the conference; on the other hand,
it doesn't allow for the same granularity that the music_on_hold_class
bridge profile option provides.

 - Queue that loops indefinitely

This just scares me.

 
 But I don't know yet how to put it all together.

 I found some hints in the right direction here:
 
 Playing audio to one channel only:
 http://www.mail-archive.com/asterisk-users@lists.digium.com/msg245811.html

 Meetme with background music (last post)
 http://fonality.com/trixbox/forums/trixbox-forums/help/meetme-background-music
 
 Background music during a call
 http://www.mail-archive.com/asterisk-users@lists.digium.com/msg254252.html
 

Those are all MeetMe specific.  You can certainly use MeetMe in Asterisk 10 and
put together a solution using what those forum/e-mails suggest; or you can
use the tools provided in ConfBridge.

 Does anyone have the right solution and is available to create a
 dialplan for me for cash? Please get in touch!
 

If you don't want to do the work yourself, contact the asterisk-biz list.

--
Matthew Jordan
Digium, Inc. | Engineering Manager
445 Jan Davis Drive NW - Huntsville, AL 35806 - USA
Check us out at: http://digium.com  http://asterisk.org

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Re: [asterisk-users] One leg in a conference and adjusting stream volume of other leg

2012-08-27 Thread Johan Wilfer

2012-08-27 19:48, Markus skrev:

Hi Matthew,

Am 27.08.2012 15:41, schrieb Matthew Jordan:

When they adjust the volume of the stream, if effects only their
stream,
and not the volume of the stream of the other callers.

In short: All callers at all times are *always* in the same
conference,
but each caller is able to increase or decrease the volume of their
MP3 stream individually.


You can use ConfBridge's DTMF menus to allow a participant to change
their listening volume.  This should only affect the audio that the
participant hears, and not the other participants in the conference -
regardless of whether or not the audio originates from the same source.


thanks! I wasn't clear enough in my original mail. What I meant is: the
volume of the stream that a user is listening to is adjusted, but the
volume of the conference itself is not changed! That means, a conference
is going on, and everyone is listening to the same music at the same
time, but when the music becomes too loud or annoying, a user can
individually adjust the volume of his music, while the volume of the
speech of each user, basically the conference itself, remains the same.

I think what I'm looking for is to inject the MP3 stream into only the
listening direction of each user, and allow its volume to get adjusted
via DTMF. And at the same time, each user is in the same conference.

Even more: I would like to be able to feed each user a *different*
volume-adjustable MP3 stream, but all of the users are still in the same
conference (not hearing each others MP3 stream, only their voice!).

I've researched high and low and came up with the following pointers:

- Dial with the G flag
- ChanSpy, whispering
- VOLUME()
- MOH connected to a local channel
- Queue that loops indefinitely

But I don't know yet how to put it all together.

I found some hints in the right direction here:

Playing audio to one channel only:
http://www.mail-archive.com/asterisk-users@lists.digium.com/msg245811.html

Meetme with background music (last post)
http://fonality.com/trixbox/forums/trixbox-forums/help/meetme-background-music


Background music during a call
http://www.mail-archive.com/asterisk-users@lists.digium.com/msg254252.html


Does anyone have the right solution and is available to create a
dialplan for me for cash? Please get in touch!



I would do it like this:

1. Use Meetme or Confbridge and use functionality to jump out of the 
conference if DTMF is pressed (X-flag in meetme, I expect similar exists 
in confbridge).


2. Call AGI, Log to DB, etc - whatever - and return to the conference.

3. Have a external program that manipulates the channel playing the 
music. For example this could be done by ChannelRedirect AMI to special 
dialplan extensions that lower and raises the volum. You can use 
System()-app in asterisk, or AGI for example. Then use AMI in the script.



The music on hold could be implemented as a Local channel.

a. Look at Originate-app, or Originate AMI command. One side of the call 
are connected to a context/extension/priority (for example: Meetme 
here). And the other end you dial Local/extension@context (for example: 
Here you play music).


b. Prepare some extensions that lower/raises volume (look at func_volume)

Good luck!

/Johan

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Re: [asterisk-users] One leg in a conference and adjusting stream volume of other leg

2012-08-27 Thread Markus

Hi Matthew,

Am 27.08.2012 20:08, schrieb Matthew Jordan:

You can use ConfBridge's DTMF menus to allow a participant to
change
their listening volume.  This should only affect the audio that the
participant hears, and not the other participants in the conference
-
regardless of whether or not the audio originates from the same
source.


thanks! I wasn't clear enough in my original mail. What I meant is:
the
volume of the stream that a user is listening to is adjusted, but the
volume of the conference itself is not changed! That means, a
conference
is going on, and everyone is listening to the same music at the same
time, but when the music becomes too loud or annoying, a user can
individually adjust the volume of his music, while the volume of the
speech of each user, basically the conference itself, remains the
same.


Yes, I know.  That's what the DTMF menus in ConfBridge let you do.


thanks again. If I understand correctly, you are saying that there is a 
switch that allows a user to adjust the volume of the background music 
only, but the incoming speech that is coming in to him from other users 
will not get adjusted? That's awesome, but I can't find anything like 
that in the docs.


Will your example

[bridge_user_menu]
*1=increase_listening_volume
1=increase_listening_volume
*2=decrease_listening_volume
2=decrease_listening_volume

not just decrease/increase the audio of *everything* that is coming in 
to the user, i.e. both music and speech? At least that it's how it's 
explained in the documentation, isn't it?


Decreases the caller's listening volume. *Everything* they hear will 
sound quieter.


What I'm looking for is to adjust the incoming music only, not the 
incoming speech. How is ConfBridge able to separate between these two if 
they are going on at the same time?




Again, that is what the menus in ConfBridge do.  Please read the ConfBridge
documentation on the Asterisk wiki.

https://wiki.asterisk.org/wiki/display/AST/ConfBridge+10


Done that couple of times, but I still don't see that feature.

I think there is still some sort of misunderstanding here. Maybe I'm not 
explaining it right...


Thanks!
Markus


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Re: [asterisk-users] One leg in a conference and adjusting stream volume of other leg

2012-08-27 Thread Matthew Jordan

- Original Message -
 From: Markus unive...@truemetal.org
 To: Asterisk Users Mailing List - Non-Commercial Discussion 
 asterisk-users@lists.digium.com
 Cc: Matthew Jordan mjor...@digium.com
 Sent: Monday, August 27, 2012 1:55:08 PM
 Subject: Re: [asterisk-users] One leg in a conference and adjusting stream 
 volume of other leg
 
 Hi Matthew,
 
 Am 27.08.2012 20:08, schrieb Matthew Jordan:
  You can use ConfBridge's DTMF menus to allow a participant to
  change
  their listening volume.  This should only affect the audio that
  the
  participant hears, and not the other participants in the
  conference
  -
  regardless of whether or not the audio originates from the same
  source.
 
  thanks! I wasn't clear enough in my original mail. What I meant
  is:
  the
  volume of the stream that a user is listening to is adjusted, but
  the
  volume of the conference itself is not changed! That means, a
  conference
  is going on, and everyone is listening to the same music at the
  same
  time, but when the music becomes too loud or annoying, a user can
  individually adjust the volume of his music, while the volume of
  the
  speech of each user, basically the conference itself, remains the
  same.
 
  Yes, I know.  That's what the DTMF menus in ConfBridge let you do.
 
 thanks again. If I understand correctly, you are saying that there is
 a
 switch that allows a user to adjust the volume of the background
 music
 only, but the incoming speech that is coming in to him from other
 users
 will not get adjusted? That's awesome, but I can't find anything like
 that in the docs.

No - what you stated was the volume of the stream that a user is
listening to is adjusted, but the volume of the conference is not changed!

I interpreted that as being the volume of the audio sent to the conference
participant.  That can be manipulated directly in ConfBridge.  However,
that affects all audio sent to that participant, which isn't apparently
what you want.

ConfBridge works by mixing the audio for all channels in the conference
and playing the resulting audio to each participant.  You can affect
each participant, but you can't change that all of the audio is mixed
together first.  If you want to play audio separately to each participant,
than you have to do something outside of the actual conference bridge itself.

 Will your example
 
 [bridge_user_menu]
 *1=increase_listening_volume
 1=increase_listening_volume
 *2=decrease_listening_volume
 2=decrease_listening_volume
 
 not just decrease/increase the audio of *everything* that is coming
 in
 to the user, i.e. both music and speech? At least that it's how it's
 explained in the documentation, isn't it?

Yes.
 
 Decreases the caller's listening volume. *Everything* they hear will
 sound quieter.
 
 What I'm looking for is to adjust the incoming music only, not the
 incoming speech. How is ConfBridge able to separate between these two
 if
 they are going on at the same time?

It doesn't; they are mixed together.

 Done that couple of times, but I still don't see that feature.
 
 I think there is still some sort of misunderstanding here. Maybe I'm
 not
 explaining it right...

Yup, that was a misunderstanding.

You could probably use ChanSpy to whisper the music to each individual
participant.  Something like this:

[conference]

exten = s,1,NoOp()
same = n,Set(GLOBAL(CONF_CHANNEL_NAME=${CHANNEL}))
same = n,Originate(Local/start_music@conference,exten,conference,moh,1)
same = n,ConfBridge(1)

exten = moh,1,NoOp()
same = n,MusicOnHold()

exten = start_music,1,NoOp()
same = n,Answer()
same = n,ChanSpy(${CONF_CHANNEL_NAME},w)
same = n,Hangup()

You may not want to use something more elegant than a global variable to
cache the name of the channel going into the conference or at least provide
some synchronization around it so that two channels entering the conference
don't step on each other, but this should point you in the correct direction.

As Johan mentioned, the trick to manipulating the volume on the Local channel
streaming the music is best handled externally through AMI.  You can use
the Redirect AMI command to manipulate the channel into other dialplan
extensions that change the volume, then Redirect them back into the moh
extension.  You could trigger that by using dialplan_exec menu actions
from the ConfBridge participant, and raise UserEvents that signal what
action the user wants to take.




--
Matthew Jordan
Digium, Inc. | Engineering Manager
445 Jan Davis Drive NW - Huntsville, AL 35806 - USA
Check us out at: http://digium.com  http://asterisk.org

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[asterisk-users] One leg in a conference and adjusting stream volume of other leg

2012-08-26 Thread Markus

Hi all,

I'm looking for some serious help. :)  I couldn't find a better 
description for my problem... I think it is quite complex! Here's what I 
would like to achieve:


A SIP caller dials into to my Asterisk 10. He will automatically listen 
to a specific MP3 stream.


Other SIP callers dial also into my Asterisk. They all will 
automatically listen to the same MP3 stream.


All callers automatically are joined into the same conference and are 
able to speak/hear each other at the same time they're listening to the 
stream.


The tricky part:

A caller may now press some digits on their their keypad, like 1, or 2, 
and this will have the effect that the volume of the stream is 
increasing or decreasing.


BUT:

When they adjust the volume of the stream, if effects only their stream, 
and not the volume of the stream of the other callers.


In short: All callers at all times are *always* in the same conference, 
but each caller is able to increase or decrease the volume of their 
MP3 stream individually.


If I'm right the MP3 stream cannot come from inside conference (MeetMe 
or ConfBridge with MOH) because there is no functionality to control the 
volume individually. So, I guess the basic foundation is a plain 
conference room without MOH, and then somehow the MP3 stream is joined 
to each caller individually, without bridging the audio into the whole 
conference ...


I don't know where to start. Queue? Local channel? ...

Thank you so much for any advise! I'm puzzled. :)

Regards
Markus






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