<div dir="ltr"><div>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.</div><div>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?</div><div>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.</div><div><br></div><div class="gmail_extra"><br><div class="gmail_quote">On Mon, Dec 8, 2014 at 6:00 PM, Andrew Keil <span dir="ltr"><<a href="mailto:andrew.keil@visytel.com" target="_blank">andrew.keil@visytel.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
<div lang="EN-AU" vlink="#954F72" link="#0563C1">
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<p class="MsoNormal">To FreeSWITCH users,<u></u><u></u></p>
<p class="MsoNormal"><u></u> <u></u></p>
<p class="MsoNormal">After progressing with Lua inside FreeSWITCH I have a question that I cannot source an answer for within the current FreeSWITCH documentation.<u></u><u></u></p>
<p class="MsoNormal"><u></u> <u></u></p>
<p class="MsoNormal">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.<u></u><u></u></p>
<p class="MsoNormal"><u></u> <u></u></p>
<p class="MsoNormal">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.<u></u><u></u></p>
<p class="MsoNormal"><u></u> <u></u></p>
<p class="MsoNormal">function poll()<u></u><u></u></p>
<p class="MsoNormal"> -- create event and listener<u></u><u></u></p>
<p class="MsoNormal"> local event = freeswitch.Event("CUSTOM", "ping::running?")<u></u><u></u></p>
<p class="MsoNormal"> local con = freeswitch.EventConsumer("CUSTOM", "ping::running!")<u></u><u></u></p>
<p class="MsoNormal"><u></u> <u></u></p>
<p class="MsoNormal"> -- add text ad libitum<u></u><u></u></p>
<p class="MsoNormal"> event:addHeader("hi", "there")<u></u><u></u></p>
<p class="MsoNormal"> -- fire event<u></u><u></u></p>
<p class="MsoNormal"> event:fire()<u></u><u></u></p>
<p class="MsoNormal"> -- and wait for reply but not very long<u></u><u></u></p>
<p class="MsoNormal"> local retevent = con:pop(1, 5000)<u></u><u></u></p>
<p class="MsoNormal"> if retevent then<u></u><u></u></p>
<p class="MsoNormal"> print("reply received")<u></u><u></u></p>
<p class="MsoNormal"> freeswitch.consoleLog("DEBUG", string.format("reply received: %s\n",retevent:getHeader("Result")))<u></u><u></u></p>
<p class="MsoNormal"> return true<u></u><u></u></p>
<p class="MsoNormal"> end<u></u><u></u></p>
<p class="MsoNormal"> print("no reply")<u></u><u></u></p>
<p class="MsoNormal"> freeswitch.consoleLog("DEBUG", "no reply\n")
<u></u><u></u></p>
<p class="MsoNormal"> return false<u></u><u></u></p>
<p class="MsoNormal">end<u></u><u></u></p>
<p class="MsoNormal"><u></u> <u></u></p>
<p class="MsoNormal"><u>Some questions:<u></u><u></u></u></p>
<p><u></u><span>1)<span style="font:7.0pt "Times New Roman"">
</span></span><u></u>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)?<u></u><u></u></p>
<p><u></u><span>2)<span style="font:7.0pt "Times New Roman"">
</span></span><u></u>Is there a way to use <span lang="EN">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)?</span><u></u><u></u></p>
<p class="MsoNormal"><span lang="EN"><u></u> <u></u></span></p>
<p class="MsoNormal"><span lang="EN">If you have a preferred approach to solving this then I am open to your suggestions.</span><u></u><u></u></p>
<p class="MsoNormal"><u></u> <u></u></p>
<p class="MsoNormal">I appreciate any assistance that you can give.<u></u><u></u></p>
<p class="MsoNormal"><u></u> <u></u></p>
<p class="MsoNormal"><span>Kind Regards,<span class="HOEnZb"><font color="#888888"><u></u><u></u></font></span></span></p><span class="HOEnZb"><font color="#888888">
<p class="MsoNormal"><span><u></u> <u></u></span></p>
<p class="MsoNormal"><span>Andrew Keil<u></u><u></u></span></p>
<p class="MsoNormal"><u></u> <u></u></p>
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