[Asterisk-Dev] how to modify dsp.c so that It can detect busytone outside US?

[Matteo Brancaleoni]

Il ven, 2004-11-12 alle 07:32, dev2003 at mail.ustc.edu.cn ha scritto:
> how to modify dsp.c so that It can detect busytone outside US?
I don't think that is an easy task

> 
> in /etc/asterisk/zapata.conf
> busydetect=yes
> busycount=4
> callprogress=no
> 
> when set callprogress=yes ,can not answer the call.
of course 

> BUT busydetect can not  detect hangup,callprogress can not detect hangup
> outside US,
thats wrong. busydetect doesn't look for any frequency, but only
for a regular repetition of tones/spaces (more or less)
busydetect works without problems here in italy and other non-us
countries.

> Tone plan :
> busy tone    450Mhz 0.35s<On Time(ms)> 0.35<Off Time(ms)
> how to modify dsp.c to detect busy tone  450Mhz 0.35s<On Time(ms)>
> 0.35<Off Time(ms)?
450Mhz ???? :)


Matteo
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Matteo Brancaleoni
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mbrancaleoni at espia.it
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