[Asterisk-bsd] SHOUTcast MOH Problems

[Mark Kane]

On Sat, Oct 07, 2006, at 22:18:35 -0500, Mark Kane wrote:
> Hi everyone.
> 
> I've read all over about known problems with mpg123 and MOH being
> choppy, but there are a few things different about my situation:
> 
> 1) When on hold and having mpg123 play the stream, the CPU usage on
> the box still shows ~93% idle. mpg123 shows up as 0.0% usage and is
> quite a bit down from the top of `top`.
> 
> 2) Initially when putting them on hold, it plays between 30 and 60
> seconds of old audio that was on the stream in the past. Then after
> that 30-60 seconds, it does a hard cut into what is currently playing
> (which sounds pretty bad).
> 
> 3) I'm doing SHOUTcast audio and not files, so I can't just switch to
> the native * mp3 player.
> 
> I tried with mpg321 which does play the stream cleanly without skips
> or choppiness, but it's very low pitch which I found out is due to
> mpg321 not being able to output in the correct format.
> 
> I have Zaptel (with ztdummy) loaded and it improved a little bit, but
> not a whole lot. Music on hold from the native mp3 player comes
> through fine so it's not a network, provider, or CPU issue. 
> 
> The sound of the "choppiness" is basically just cutting in and out
> every second or two. It's not super bad, but I'd really like to get it
> better if possible...or at least eliminate the 30-60 second playing of
> old stream data when initially putting anyone on hold before doing a
> hard cut to the current broadcast.
> 
> Thanks very much in advance for any suggestions or ideas.
> 
> -Mark

Sorry, forgot to include what I'm running:

FreeBSD 6.1-RELEASE
asterisk-1.2.9.1_2
asterisk-addons-1.2.3_1
zaptel-1.0
mpg123-0.59r_17

-Mark

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