[Freeswitch-users] DTMF Problems

Tue Oct 25 00:06:16 MSD 2011

Hynek it really depends on the application and user behaviour despite its
simple a POC not a product application.

And yes you can type as fast as you can if the application drops invalid
keys ... Anyway back to the actual topic :)

2011/10/24 Madovsky <infos at madovsky.org>

> **
> ha, I thought DTMF was also considering timestamp in rfc2833... my bad...
>
> ----- Original Message -----
> *From:* Hynek Cihlar <hynek.cihlar at gmail.com>
> *To:* FreeSWITCH Users Help <freeswitch-users at lists.freeswitch.org>
> *Sent:* Monday, October 24, 2011 1:32 PM
> *Subject:* Re: [Freeswitch-users] DTMF Problems
>
> Do you account for system load?
>
> Sent from my mobile device
>
> On Oct 24, 2011, at 19:14, Madovsky <infos at madovsky.org> wrote:
>
>   If you played old arcade games, so my record of type as fast as possible
> 2 times the same key was 9ms...maybe consider a double under 20ms ? :)
>
> ----- Original Message -----
> *From:* Hynek Cihlar <hynek.cihlar at gmail.com>
> *To:* FreeSWITCH Users Help <freeswitch-users at lists.freeswitch.org>
> *Sent:* Monday, October 24, 2011 12:55 PM
> *Subject:* Re: [Freeswitch-users] DTMF Problems
>
> Will you disclose to the community your optimal time interval for which it
> is safe to consider the succeeding DTMF entry a duplicate? ;-)
>
> Hynek
>
>
>
> On Mon, Oct 24, 2011 at 6:07 PM, Antonio Teixeira <<eagle.antonio at gmail.com>
> eagle.antonio at gmail.com> wrote:
>
>> Well guys it depends on your application , generally  i solve this with
>> regexp , a buffer and a way to clear the buffer of invalid/duplicated data
>> I'm extending it to support with min delay between keys.
>> This is not as hard as you think when using min/max :) and your data is
>> predictable :)
>>
>> Also in ivr menus humans don't generally guess whats the next menu so if
>> len(dtmf) > 1: drop ...
>>
>> I play with this in our test environment not in our production and it
>> works :)
>>
>>
>> 2011/10/24 Steven Ayre < <steveayre at gmail.com>steveayre at gmail.com>
>>
>>>  Yes, how do you plan the difference between the user dialling 2 and it
>>> being duplicated and them pressing 2 twice in quick succession?
>>>
>>> Steve on iPhone
>>>
>>> On 24 Oct 2011, at 16:28, Hynek Cihlar < <hynek.cihlar at gmail.com>
>>> hynek.cihlar at gmail.com> wrote:
>>>
>>>   Btw, how do u handle duplicates? Short time interval? If so, how
>>> short?
>>>
>>> Sent from my mobile device
>>>
>>> On Oct 24, 2011, at 17:26, Antonio Teixeira < <eagle.antonio at gmail.com>
>>> eagle.antonio at gmail.com> wrote:
>>>
>>>  Yes but i can deal with duplicated digits since the scripts will
>>> detected double digits :)
>>> Let's say i can survive with that :)
>>>
>>> 2011/10/24 Steven Ayre < <steveayre at gmail.com> <steveayre at gmail.com>
>>> steveayre at gmail.com>
>>>
>>>> "use RFC2833 and in band at the same time trying to catch any missing
>>>> tones"
>>>>
>>>> That's likely to cause you even more problems (duplicate digits).
>>>>
>>>> Steve on iPhone
>>>>
>>>>
>>>> On 24 Oct 2011, at 16:07, Antonio Teixeira < <eagle.antonio at gmail.com><eagle.antonio at gmail.com>
>>>> eagle.antonio at gmail.com> wrote:
>>>>
>>>> > use RFC2833 and in band at the same time trying to catch any missing
>>>> tones
>>>>
>>>>
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