[Freeswitch-dev] Cepstral locks up

[Michael Collins]

Just throw this up on the wiki on the mod_cepstral page.
-MC

On Fri, Nov 11, 2011 at 9:10 AM, Tom Parrott <tomp at tomp.co.uk> wrote:

> Hi,
>
> I am happy to, although I'm sure it can be improved as this is my first
> lua script. Although its in production now and working like a charm. :)
>
> First, I created a phrase macro for requesting TTS, and then call the LUA
> script from there:
>
>  <!--Provides a phase to speak custom text-->
>  <macro name="tts">
>    <input pattern="(.*)">
>      <match>
>        <action function="execute" data="lua(tts_cache.lua '$1')"/>
>        <action function="play-file" data="${tts_file}" />
>      </match>
>    </input>
>  </macro>
>
> Then this is the tts_cache.lua script:
>
> -- This script generates a wav file of the sentence passed in to it.
> -- It uses the Cepstral swift command to perform text-to-speech conversion.
> -- If the wav file already exists for this sentence, then it is not
> generated.
> -- Author: Thomas Parrott <thomas.parrott at infinity-tracking.com>
> api         = freeswitch.API();
> msg         = argv[1];
> msgMd5      = api:execute( "md5", msg );
> filename    = '/var/lib/tts_cache/' .. msgMd5 .. '.wav';
> cmd         = '/opt/swift/bin/swift';
>
> -- Set a channel variable so that we know which file to play back.
> session:setVariable( 'tts_file', filename );
>
> -- Check whether the file already exists.
> file, errMsg = io.open( filename, "r" )
> if not file then
> api:execute( 'system', cmd .. ' -o "' .. filename .. '" "' .. msg .. '"' );
> end
>
> If I can have a branch into contrib I'll post it up there.
>
> Thanks
> Tom
>
> > On 11/11/2011 01:00 AM, Tom Parrott wrote:
> > [snip]
> >> Let me know if you would like to see the script.
> >
> > Good to see you found a solution. If you don't mind sharing your script
> > with the Community perhaps you could ask one of the developers to put it
> > somewhere in contrib/ or give you access to your own branch in contrib/.
> >
> > Regards,
> > Patrick
> >
> >
> >
>
>
>
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