[Asterisk-Users] Floating point exception help

[Gary Pigott]

I managed to record it by dialing out to the ISDN phone number. The 
recording (113KB) is at 
http://www.garypigott.net/files/asterisk/recording-in.wav

Regards,

Gary
----- Original Message ----- 
From: "Gary Pigott" <asterisk at garypigott.net>
To: <asterisk-users at lists.digium.com>
Sent: Thursday, August 19, 2004 3:12 PM
Subject: Re: [Asterisk-Users] Floating point exception help


> We're almost there.... the next problem is with the inbound calls over 
> i4l.
>
> When the call is received, the "thank you for calling. press 1 for...." 
> announcement is supposed to start... but something strange happens. The 
> last fraction of a second of audio from the previous call plays first 
> (weird or what?) and I get a warning on the console:
> Aug 19 15:06:20 NOTICE[491534]: channel.c:1650 ast_set_write_format: 
> Unable to find a path from UNKN to SLINR
> I tried to use "monitor" to record the call but it just recorded the 
> expected announcement, without the strange "echo".
>
> any ideas?
>
> Gary
>
> ----- Original Message ----- 
> From: "Gary Pigott" <asterisk at garypigott.net>
> To: <asterisk-users at lists.digium.com>
> Sent: Thursday, August 19, 2004 12:59 PM
> Subject: Re: [Asterisk-Users] Floating point exception help
>
>
>> Hi Manfred,
>>
>> I applied the patch and recompiled and reinstalled and I got the folowing
>> warning during my first test call:
>> Aug 19 12:26:51 WARNING[294927]: dsp.c:1234 __ast_dsp_silence: zero 
>> length
>> packet
>>
>> It looks like that could be the problem... and the fix! I'll let you know 
>> if
>> the problem reoccurs. Might it be an idea to submit the patch to the
>> bugtracker?
>>
>> Thanks,
>>
>> Gary
>> ----- Original Message ----- 
>> From: "Manfred Petz" <pm at deuromedia.at>
>> To: <asterisk-users at lists.digium.com>
>> Sent: Thursday, August 19, 2004 12:08 PM
>> Subject: Re: [Asterisk-Users] Floating point exception help
>>
>>
>>> On Thu, 19 Aug 2004, Gary Pigott wrote:
>>>
>>> | I'm running a fresh install of * (CVS-HEAD-08/13/04 with bristuff from
>>> | bri-stuff.0.1.0-RC4) on a Debian Sarge box...
>>> | I've got a generic HFC-S BRI ISDN card using i4l for inbound & 
>>> outbound calls
>>> | (I gave up on getting zaphfc working).
>>> |
>>> | Asterisk is crashing out with a floating point exception a couple of 
>>> minutes
>>> | into a SIP > PSTN call. SIP > SIP calls seem fine. Any idea where to 
>>> start
>>> | with this issue?
>>> |
>>> | Gary
>>> |
>>>
>>> Hi,
>>>
>>> I had the same problem. For me, the patch below works. It may not be the
>>> correct way to solve this, though.
>>>
>>> Let me know, if it works also for you.
>>>
>>> Manfred
>>>
>>>
>>>
>>>
>>> --- ../asterisk-v-1_0_RC2/dsp.c 2004-07-24 23:06:54.000000000 +0200
>>> +++ dsp.c       2004-08-18 10:11:26.017124954 +0200
>>> @@ -1229,6 +1229,13 @@
>>>        int x;
>>>        int res = 0;
>>>
>>> +       /*PM BEGIN*/
>>> +       if (len==0) {
>>> +               ast_log(LOG_WARNING, "zero length packet\n");
>>> +               return 0;
>>> +       }
>>> +       /*PM END*/
>>> +
>>>        accum = 0;
>>>        for (x=0;x<len; x++)
>>>                accum += abs(s[x]);
>>>
>>>
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>>>
>>
>>
>>
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>>
>