[Freeswitch-users] Web sockets and gRPC modules?

Tue Aug 16 18:29:31 MSD 2016

Let us know of your progresses!

-giovanni

On Tue, Aug 16, 2016 at 3:26 PM, Leonardo Ribeiro <llribeiro90 at gmail.com>
wrote:

> Awesome!
>
> Now I think that I have resources to study! I will take a look into
> mod_pocketsphinx, mod_flite and mod_unimrcp!
>
> Thank you for drive me to the right directions!
>
> Sent from my iPhone
>
> On Aug 15, 2016, at 4:14 PM, Anthony Minessale <
> anthony.minessale at gmail.com> wrote:
>
> You would want to probably do it real-time by using a media bug similar to
> how mod_flite and mod_pocketsphinx are designed.
>
>
>
> On Mon, Aug 15, 2016 at 11:37 AM, Michael Jerris <mike at jerris.com> wrote:
>
>> this would have to be implemented as a module, similar to mod_unimrcp or
>> mod_pocketsphix, that implements these protocols
>>
>>
>> On Aug 15, 2016, at 12:14 PM, Leonardo Lima Ribeiro <
>> llribeiro90 at gmail.com> wrote:
>>
>> Michael, thank you for the response!
>>
>> Actually I was thinking about copy the function “recordFile” but instead
>> of save a file in the system etc, just the streams to my STT service…
>>
>> Example of usage in LUA:
>> text = session:asrApi(“IBM_WATSON”, max_len_secs, silent_threshold,
>> silence_secs, keywords)
>>
>> Which “IBM_WATSON” points me to a XML conf file (eg.
>> conf/asrapi/IBM_WATSON.xml) which have all the settings needed to stream to
>> that API like auth token, endpoints urls, supported protocols (initially
>> web sockets and gRPC) etc.
>> max_len_secs, silent_threshold, silence_secs - exactly like the current
>> recordFile function params.
>> keywords - optional field, some of these apis can use a list of words to
>> improve the accuracy and speed of recognition...
>>
>> For now, if my approach is correct, I found the following functions, to
>> have an idea on how to start:
>> switch_ivr_play_say.c - switch_ivr_record_file
>> switch_cpp.cpp - CoreSession::recordFile
>>
>> So yeah, I've setup already a development environment for me, following
>> the instructions on (Creating New Modules - Confluence page).
>> To be honest it’s my first time developing on C, so if you have good
>> sources to improve my learning curve on “how to create a module in
>> FreeSWITCH” would be awesome!
>>
>> Can you give me a feedback on my approach and also the
>> directions/instructions in what modules/functions should I use to do that?
>>
>> Thank you,
>> Leo
>>
>> On Aug 15, 2016, at 11:33 AM, freeswitch-users-request at lists
>> .freeswitch.org wrote:
>>
>> we would welcome for review someone submitting an module to support
>> these.. it should not require a new module format, we already have those
>> for speech recognition.. it would require a module that implemented the
>> interfaces.
>>
>>
>> On Aug 14, 2016, at 5:47 AM, Leonardo Lima Ribeiro <llribeiro90 at gmail.com>
>> wrote:
>>
>> Hello guys!
>>
>> Is there any modules that we can use to make ASR using IBM Bluemix Watson
>> Speech To Text (which accepts web sockets for streaming recognition) or
>> Google Speech to Text API (which uses gRPC for streaming recognition)?
>>
>> If there are none, do you think it’s worth it to build them (like in a
>> new module format)? I know the current standard way is to use unimrcp, but
>> unfortunately I could not get good results for my business cases using
>> Sphinx, and the good services appears to be pricey… Said that, I was
>> thinking about build modules that allows us to easily integrate to Google
>> STT and IBM Watson STT Apis, which are the most popular and accessible
>> services...
>>
>> Thank you,
>>
>>
>>
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>
>
>
> --
> Anthony Minessale II       ♬ @anthmfs  ♬ @FreeSWITCH  ♬
>
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-- 
Sincerely,

Giovanni Maruzzelli
Cell : +39-347-2665618
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