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<p class=MsoNormal><span class=style131><font size=2 color="#003366"
face=Arial><span style='font-size:10.0pt;font-family:Arial;color:#003366'>All,<o:p></o:p></span></font></span></p>
<p class=MsoNormal><span class=style131><font size=2 color="#003366"
face=Arial><span style='font-size:10.0pt;font-family:Arial;color:#003366'><o:p> </o:p></span></font></span></p>
<p class=MsoNormal><span class=style131><font size=2 color="#003366"
face=Arial><span style='font-size:10.0pt;font-family:Arial;color:#003366'>I
think we’ve found what was blocking us. It seems that SElinux, for
some unknown reason, didn’t like the AMR codec, and did something to
block it.<o:p></o:p></span></font></span></p>
<p class=MsoNormal><span class=style131><font size=2 color="#003366"
face=Arial><span style='font-size:10.0pt;font-family:Arial;color:#003366'>Set
that to passive, and the problem goes away…<o:p></o:p></span></font></span></p>
<p class=MsoNormal><span class=style131><font size=2 color="#003366"
face=Arial><span style='font-size:10.0pt;font-family:Arial;color:#003366'><o:p> </o:p></span></font></span></p>
<p class=MsoNormal><span class=style131><font size=2 color="#003366"
face=Arial><span style='font-size:10.0pt;font-family:Arial;color:#003366'>Would
still like to learn more about asterisk codec translation though, if anyone has
any pointers.<o:p></o:p></span></font></span></p>
<p class=MsoNormal><span class=style131><font size=2 color="#003366"
face=Arial><span style='font-size:10.0pt;font-family:Arial;color:#003366'><o:p> </o:p></span></font></span></p>
<p class=MsoNormal><span class=style131><font size=2 color="#003366"
face=Arial><span style='font-size:10.0pt;font-family:Arial;color:#003366'>Adrian<o:p></o:p></span></font></span></p>
<p class=MsoNormal><span class=style131><font size=2 color="#003366"
face=Arial><span style='font-size:10.0pt;font-family:Arial;color:#003366'><o:p> </o:p></span></font></span></p>
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<hr size=2 width="100%" align=center tabindex=-1>
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<p class=MsoNormal><b><font size=2 face=Tahoma><span style='font-size:10.0pt;
font-family:Tahoma;font-weight:bold'>From:</span></font></b><font size=2
face=Tahoma><span style='font-size:10.0pt;font-family:Tahoma'>
asterisk-users-bounces@lists.digium.com
[mailto:asterisk-users-bounces@lists.digium.com] <b><span style='font-weight:
bold'>On Behalf Of </span></b><st1:PersonName w:st="on">Adrian Marsh</st1:PersonName><br>
<b><span style='font-weight:bold'>Sent:</span></b> 07 May 2009 09:33<br>
<b><span style='font-weight:bold'>To:</span></b> <st1:PersonName w:st="on">Asterisk
Users Mailing List - Non-Commercial Discussion</st1:PersonName><br>
<b><span style='font-weight:bold'>Subject:</span></b> Re: [asterisk-users]
Understanding Codecs</span></font><o:p></o:p></p>
</div>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'><o:p> </o:p></span></font></p>
<div>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'>Hi All,<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'>My theory on the codec translation deepens:<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'>Doing a core show translation on the A1 server (working) I get:<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Courier><span style='font-size:10.0pt;
font-family:Courier'>
g723 gsm ulaw alaw g726aal2 adpcm slin lpc10 g729 speex ilbc g726 g722 amr<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Courier><span style='font-size:10.0pt;
font-family:Courier'> g723
- - -
- -
- - -
- - -
- - -<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Courier><span style='font-size:10.0pt;
font-family:Courier'> gsm
- - 2
2 2
2 1 3 -
- 11 2 - 45<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Courier><span style='font-size:10.0pt;
font-family:Courier'> ulaw
- 2 -
1 2
2 1 3 -
- 11 2 - 45<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Courier><span style='font-size:10.0pt;
font-family:Courier'> alaw
- 2 1
- 2
2 1 3
- - 11
2 - 45<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Courier><span style='font-size:10.0pt;
font-family:Courier'> g726aal2 -
2 2
2 -
2 1 3
- - 11
1 - 45<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Courier><span style='font-size:10.0pt;
font-family:Courier'> adpcm -
2 2
2 2
- 1 3
- - 11
2 - 45<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Courier><span style='font-size:10.0pt;
font-family:Courier'> slin
- 1 1
1 1
1 - 2
- - 10
1 - 44<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Courier><span style='font-size:10.0pt;
font-family:Courier'> lpc10 -
2 2
2 2
2 1 -
- - 11 2
- 45<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Courier><span style='font-size:10.0pt;
font-family:Courier'> g729
- - -
- -
- - - -
- - - - -<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Courier><span style='font-size:10.0pt;
font-family:Courier'> speex -
- -
- -
- - -
- - -
- - -<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Courier><span style='font-size:10.0pt;
font-family:Courier'> ilbc
- 2 2
2 2
2 1 3 -
- - 2 - 45<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Courier><span style='font-size:10.0pt;
font-family:Courier'> g726
- 2 2
2 1
2 1 3 -
- 11 - - 45<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Courier><span style='font-size:10.0pt;
font-family:Courier'> g722
- - -
- -
- - -
- - -
- - -<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Courier><span style='font-size:10.0pt;
font-family:Courier'> amr
- 13 13 13
13 13 12 14
- - 22 13
- -<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'>But on the new server it gives:<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Courier><span style='font-size:10.0pt;
font-family:Courier'>
g723 gsm ulaw alaw g726aal2 adpcm slin lpc10 g729 speex ilbc g726 g722 amr<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Courier><span style='font-size:10.0pt;
font-family:Courier'> g723
- - -
- -
- - - -
- - - - -<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Courier><span style='font-size:10.0pt;
font-family:Courier'> gsm
- - 2
2
2 2 1
2 - -
11 2 - -<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Courier><span style='font-size:10.0pt;
font-family:Courier'> ulaw
- 2 -
1 2
2 1 2
- - 11
2 - -<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Courier><span style='font-size:10.0pt;
font-family:Courier'> alaw
- 2 1
- 2
2 1 2 -
- 11 2 - -<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Courier><span style='font-size:10.0pt;
font-family:Courier'> g726aal2 -
2 2
2 -
2 1 2
- - 11
1 - -<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Courier><span style='font-size:10.0pt;
font-family:Courier'> adpcm -
2 2
2 2
- 1 2
- - 11
2 - -<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Courier><span style='font-size:10.0pt;
font-family:Courier'> slin
- 1 1
1 1
1 - 1 -
- 10 1 - -<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Courier><span style='font-size:10.0pt;
font-family:Courier'> lpc10 -
2 2
2 2
2 1 -
- - 11 2
- -<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Courier><span style='font-size:10.0pt;
font-family:Courier'> g729
- - -
- -
- - - -
- - - - -<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Courier><span style='font-size:10.0pt;
font-family:Courier'> speex -
- -
- -
- - -
- - -
- - -<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Courier><span style='font-size:10.0pt;
font-family:Courier'> ilbc
- 2 2
2 2
2 1 2 -
- - 2 - -<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Courier><span style='font-size:10.0pt;
font-family:Courier'> g726
- 2 2
2 1
2 1 2 -
- 11 - - -<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Courier><span style='font-size:10.0pt;
font-family:Courier'> g722
- - -
- -
- - - -
- - - - -<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Courier><span style='font-size:10.0pt;
font-family:Courier'> amr
- - -
- -
- - - -
- - - - -<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'>So where are the codec translations set?<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'>Thanks<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal><st1:place w:st="on"><st1:City w:st="on"><font size=3
face="Times New Roman"><span style='font-size:12.0pt'>Adrian</span></font></st1:City></st1:place><o:p></o:p></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'><o:p> </o:p></span></font></p>
<div class=MsoNormal align=center style='text-align:center'><font size=3
face="Times New Roman"><span style='font-size:12.0pt'>
<hr size=2 width="100%" align=center tabindex=-1>
</span></font></div>
<p class=MsoNormal><b><font size=2 face=Tahoma><span style='font-size:10.0pt;
font-family:Tahoma;font-weight:bold'>From:</span></font></b><font size=2
face=Tahoma><span style='font-size:10.0pt;font-family:Tahoma'>
asterisk-users-bounces@lists.digium.com
[mailto:asterisk-users-bounces@lists.digium.com] <b><span style='font-weight:
bold'>On Behalf Of </span></b><st1:PersonName w:st="on">Adrian Marsh</st1:PersonName><br>
<b><span style='font-weight:bold'>Sent:</span></b> 06 May 2009 18:00<br>
<b><span style='font-weight:bold'>To:</span></b> <st1:PersonName w:st="on">Asterisk
Users Mailing List - Non-Commercial Discussion</st1:PersonName><br>
<b><span style='font-weight:bold'>Subject:</span></b> Re: [asterisk-users]
Understanding Codecs</span></font><o:p></o:p></p>
</div>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>Forgot to add: sip.conf for both A1
and A2 has the following global codec definitions:<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>disallow=all<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>allow=clear<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>allow=amr<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>allow=ulaw<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>allow=alaw<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>The Asterisk build is a private build that
adds the clear and AMR codec setups.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>The two servers are running Fedora, though
A1s on 6 and A2s on 10. I cant see why that would make a difference
though.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>
<div>
<div class=MsoNormal align=center style='text-align:center'><font size=3
face="Times New Roman"><span style='font-size:12.0pt'>
<hr size=2 width="100%" align=center tabindex=-1>
</span></font></div>
<p class=MsoNormal><b><font size=2 face=Tahoma><span style='font-size:10.0pt;
font-family:Tahoma;font-weight:bold'>From:</span></font></b><font size=2
face=Tahoma><span style='font-size:10.0pt;font-family:Tahoma'>
asterisk-users-bounces@lists.digium.com
[mailto:asterisk-users-bounces@lists.digium.com] <b><span style='font-weight:
bold'>On Behalf Of </span></b><st1:PersonName w:st="on">Adrian Marsh</st1:PersonName><br>
<b><span style='font-weight:bold'>Sent:</span></b> 06 May 2009 17:53<br>
<b><span style='font-weight:bold'>To:</span></b> asterisk-users@lists.digium.com<br>
<b><span style='font-weight:bold'>Subject:</span></b> [asterisk-users]
Understanding Codecs</span></font><o:p></o:p></p>
</div>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>Hi,<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>I’m having problems with an asterisk server
that’s not offering Codecs for ulaw and alaw as it should.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>I’ve three servers in total: a1, a2
and “b”<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>A1 and A2 have pretty much the same config files,
except IP address info changes<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>Server B is configured to accept all inbound invites.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>Calls from A1 to B, all work fine, and in a sip debug
session I can see A1 is offering codecs:<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>[May 6 16:43:19] WARNING[25404]: channel.c:720
ast_best_codec: Don't know any of 0x4000 formats<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>Audio is at <IP HIDDEN> port 14958<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>Adding codec 0x2000 (amr) to SDP<o:p></o:p></span></font></p>
<p class=MsoNormal><b><font size=2 face=Arial><span lang=EN-GB
style='font-size:10.0pt;font-family:Arial;font-weight:bold'>Adding codec 0x4
(ulaw) to SDP<o:p></o:p></span></font></b></p>
<p class=MsoNormal><b><font size=2 face=Arial><span lang=EN-GB
style='font-size:10.0pt;font-family:Arial;font-weight:bold'>Adding codec 0x8
(alaw) to SDP<o:p></o:p></span></font></b></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>Adding non-codec 0x1 (telephone-event) to SDP<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>But when A2 makes the same call to B, it only offers
amr:<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>[May 6 16:38:44] WARNING[20408]: channel.c:720
ast_best_codec: Don't know any of 0x4000 formats<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>Audio is at <IP HIDDEN> port 15554<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>Adding codec 0x2000 (amr) to SDP<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>Adding non-codec 0x1 (telephone-event) to SDP<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>Its not building ulaw or alaw into its list.
Server B doesn’t support AMR, so rejects the call.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>(I’ve no idea about the 0x4000 error –
but I see it on both the good and bad servers, so I don’t think its
related).<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>The odd thing is that the sip.conf files for A1 and
A2 are exactly the same (save IP info).<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>The build of the Asterisk server is from a 1.4.15
private build to add AMR, but, it’s the same source built on both A1 and
A2.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>I’m trying to figure out why A2 isnt offering
ulaw and alaw.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>The codec seems ok, and is listed in the show codecs:<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>
4 (1 << 2) (0x4)
audio ulaw (G.711 u-law)<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>
8 (1 << 3) (0x8)
audio alaw (G.711 A-law)<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'> 8192 (1 <<
13) (0x2000) audio
amr (AMR)<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>But I cant see why its not transcoding across to
ulaw/alaw.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>Thanks,<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><st1:place w:st="on"><st1:City w:st="on"><font size=2
face=Arial><span lang=EN-GB style='font-size:10.0pt;font-family:Arial'>Adrian</span></font></st1:City></st1:place><font
size=2 face=Arial><span lang=EN-GB style='font-size:10.0pt;font-family:Arial'><o:p></o:p></span></font></p>
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