Well, remembering that TTS requires per-channel licensing, I would say avoid using it where possible to increase your call density per TTS channel license.<div><br clear="all">Regards,<br>Ben Langfeld<br>
<br><br><div class="gmail_quote">On 21 September 2012 01:16, Malay Thakershi <span dir="ltr"><<a href="mailto:mthakershi@gmail.com" target="_blank">mthakershi@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
Thanks for responses. I will try these options.<div><br></div><div>But considering design internals of FS, </div><div>what do you think is more efficient for playing a static audio file - TTS or WAV file on disk?</div><div class="HOEnZb">
<div class="h5"><div>
<br><div class="gmail_quote">On Thu, Sep 20, 2012 at 2:02 PM, grmt <span dir="ltr"><<a href="mailto:garmt.noname@gmail.com" target="_blank">garmt.noname@gmail.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-US" link="blue" vlink="purple"><div><p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">If you still want to use TTS, you may want to cache your generated TTS, e.g. <a href="http://www.tomp.co.uk/blog/view/23" target="_blank">http://www.tomp.co.uk/blog/view/23</a><u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">Note that your TTS license may not allow you to do so ...<u></u><u></u></span></p><p class="MsoNormal">
<span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d"><u></u> <u></u></span></p><p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">Alternatively, you can gain some cpu cycles by setting cache_speech_handles to true in your dialplan.<u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">e.g<u></u><u></u></span></p><p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d"><extension name=”use_tts”><u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d"> <action application="set" data="cache_speech_handles=true"/><u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d"> <u></u><u></u></span></p><p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d"> use tts<u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d"> use tts again<u></u><u></u></span></p><p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d"></extension><u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d"><u></u> <u></u></span></p><p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">Not sure how many cycles you will gain though…<u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d"><u></u> <u></u></span></p><p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">Garmt<u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d"><u></u> <u></u></span></p><p class="MsoNormal"><b><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif"">From:</span></b><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif""> <a href="mailto:freeswitch-users-bounces@lists.freeswitch.org" target="_blank">freeswitch-users-bounces@lists.freeswitch.org</a> [mailto:<a href="mailto:freeswitch-users-bounces@lists.freeswitch.org" target="_blank">freeswitch-users-bounces@lists.freeswitch.org</a>] <b>On Behalf Of </b>Avi Marcus<br>
<b>Sent:</b> Thursday, September 20, 2012 20:00<br><b>To:</b> FreeSWITCH Users Help</span></p><div><br><b>Subject:</b> Re: [Freeswitch-users] Speak vs. StreamFile<u></u><u></u></div><p></p><p class="MsoNormal">
<u></u> <u></u></p><div><p class="MsoNormal">Give it a try... if you've got the volume, even better than wav is native file: <a href="http://wiki.freeswitch.org/wiki/Mod_native_file" target="_blank">http://wiki.freeswitch.org/wiki/Mod_native_file</a><br clear="all">
<u></u><u></u></p><div><div><div><p class="MsoNormal"><span style="font-family:"Verdana","sans-serif"">-Avi</span><u></u><u></u></p></div><p class="MsoNormal" style="margin-bottom:12.0pt"><u></u> <u></u></p>
<div><p class="MsoNormal">On Thu, Sep 20, 2012 at 8:56 PM, Malay Thakershi <<a href="mailto:mthakershi@gmail.com" target="_blank">mthakershi@gmail.com</a>> wrote:<u></u><u></u></p><p class="MsoNormal">Hello,<u></u><u></u></p>
<div><p class="MsoNormal"><u></u> <u></u></p></div><div><p class="MsoNormal">I am working on optimizing call flow code. I use Cepstral as TTS from FS managed module (C# .net code).<u></u><u></u></p></div><div><p class="MsoNormal">
<u></u> <u></u></p></div><div><p class="MsoNormal">I suspect using Session.Speak is slowing down the call experience (prompt delay) when there are # of concurrent calls.<u></u><u></u></p></div><div><p class="MsoNormal"><u></u> <u></u></p>
</div><div><p class="MsoNormal">My question: does it help with performance if I create WAV file for each static prompt in advance and use Session.StreamFile instead of Session.Speak?<u></u><u></u></p></div><div><p class="MsoNormal">
<u></u> <u></u></p></div><div><p class="MsoNormal">Any help is appreciated.<u></u><u></u></p></div><div><p class="MsoNormal"><span style="color:#888888"><u></u> <u></u></span></p></div><div><p class="MsoNormal"><span style="color:#888888">Malay<u></u><u></u></span></p>
</div><div><p class="MsoNormal"><span style="color:#888888"><u></u> <u></u></span></p></div><div><p class="MsoNormal"><span style="color:#888888"><u></u> <u></u></span></p></div><p class="MsoNormal" style="margin-bottom:12.0pt">
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