[asterisk-users] Streaming for ASR
lists at venturevoip.com
Mon Oct 17 16:14:30 CDT 2016
> On 17/10/2016, at 4:07 PM, Joshua Colp <jcolp at digium.com> wrote:
> Matt Riddell wrote:
>>> On 17/10/2016, at 3:43 PM, Luca Pradovera <luca.pradovera at gmail.com
>>> <mailto:luca.pradovera at gmail.com>> wrote:
>>> I have been working on designs for two different projects, where both
>>> of them would need to use the IBM Watson streaming ASR service.
>>> Would it be possible to write out the audio frames as they get
>>> recorded? Watson supports 16 bit signed little endian audio, IIRC, but
>>> there are a few other raw formats available.
>> That's the main problem I was discussing at AstriDevCon. There's no way
>> currently to stream the frames to a service.
>> At the moment I'm saving to a file and then sending that file once
>> recording has finished.
> The UnicastRTP channel driver allows you to send RTP to a specific target address with media. Combined with Chanspy (or Snoop channels in ARI) you can duplicate audio from a channel and send it off to where you want.
So originate a new channel, make one leg a UnicastRTP and the other a chanspy to spy on the channel you're interested in transcribing?
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