[Freeswitch-users] Re - FreeSWITCH Lua CUSTOM events interrupting session:streamFile playback - is this possible?

[Anthony Minessale]

uuid_break <uuid> [all]

if all is there it stops them all, otherwise the currently playing file
will.


On Tue, Oct 27, 2015 at 2:27 PM, Abaci B <abaci64 at gmail.com> wrote:

> I bumped in to a similar Issue where I have a large number of callers
> listening to a file and in some cases I would like to interrupt everyone
> listening to a specific file.
> I tried deleting the file but the file is still being played back, I guess
> it's either playing from cache or it's buffered, is there a way to not
> buffer or cache the file?
> I tried sending an even but the setInputCallback doesn't get triggered
> from non DTMF on the channel, question is if there is a way to create an
> event that will trigger the callback function (in lua) or if there is a way
> to have the callback function listen to custom events, I'm ok if it needs
> some patching of the code if someone can give me a clue.
>
>
> On Mon, Dec 8, 2014 at 6:00 PM, Andrew Keil <andrew.keil at visytel.com>
> wrote:
>
>> To FreeSWITCH users,
>>
>>
>>
>> After progressing with Lua inside FreeSWITCH I have a question that I
>> cannot source an answer for within the current FreeSWITCH documentation.
>>
>>
>>
>> I have a requirement for an external application to process an event (via
>> the event socket layer) then return the results back to the application
>> while an audio file is played back in a loop to the caller.
>>
>>
>>
>> From the current documentation this method allows for the event to be
>> sent then the return event is “consumed” using a polling approach.  However
>> the caller is listening to silence.
>>
>>
>>
>> function poll()
>>
>>     -- create event and listener
>>
>>     local event = freeswitch.Event("CUSTOM", "ping::running?")
>>
>>     local con = freeswitch.EventConsumer("CUSTOM", "ping::running!")
>>
>>
>>
>>     -- add text ad libitum
>>
>>     event:addHeader("hi", "there")
>>
>>     -- fire event
>>
>>     event:fire()
>>
>>     -- and wait for reply but not very long
>>
>>                 local retevent = con:pop(1, 5000)
>>
>>     if retevent then
>>
>>         print("reply received")
>>
>>                                 freeswitch.consoleLog("DEBUG",
>> string.format("reply received: %s\n",retevent:getHeader("Result")))
>>
>>         return true
>>
>>     end
>>
>>     print("no reply")
>>
>>                 freeswitch.consoleLog("DEBUG", "no reply\n")
>>
>>     return false
>>
>> end
>>
>>
>>
>> *Some questions:*
>>
>> 1)      Is there a way to playback audio (eg. session:streamFile(…))
>> while this takes place, since currently session:streamFile(…) seems to be a
>> blocking function (ie. Finishes when the audio file is played back
>> completely)?
>>
>> 2)      Is there a way to use session:setInputCallback(…) to handle an
>> external CUSTOM event being returned (since this would then be able to
>> interrupt the session:streamFile(…) just like it does for DTMF or speech
>> recognition)?
>>
>>
>>
>> If you have a preferred approach to solving this then I am open to your
>> suggestions.
>>
>>
>>
>> I appreciate any assistance that you can give.
>>
>>
>>
>> Kind Regards,
>>
>>
>>
>> Andrew Keil
>>
>>
>>
>> _________________________________________________________________________
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>
>
> _________________________________________________________________________
> Professional FreeSWITCH Consulting Services:
> consulting at freeswitch.org
> http://www.freeswitchsolutions.com
>
> Official FreeSWITCH Sites
> http://www.freeswitch.org
> http://confluence.freeswitch.org
> http://www.cluecon.com
>
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>



-- 
Anthony Minessale II       ♬ @anthmfs  ♬ @FreeSWITCH  ♬

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