[asterisk-app-dev] ARI play to channel without muting channel

[Joshua C. Colp]

On Thu, Oct 27, 2022 at 4:29 AM Fridrich Maximilian <M.Fridrich at commend.com>
wrote:

> >> It is not expected, and I do believe there are people doing this. You'd
> need
> >> to show the precise things you are doing and what events occur.
> Underneath
> >> it's using the same stuff as ChanSpy, so if that works then Snoop should
> >> work.
> >
> > Oh, there IS an inherent limitation in the underlying API that all this
> uses
> > - it requires media flowing to the channel in order to whisper into it.
> If
> > that's not happening, then it won't occur.
>
> So far I've had no luck with the snoop channel. I have tried all
> combinations of
> the spy=in&whisper=out parameters when creating the snoop channel via ARI
> and
> the logs and events we receive all look correct - no errors/warnings or
> anything.
>
> Here's what we are doing in our scenario:
>
> 1. An incoming PJSIP channel enters the Stasis Application.
> 2. We create an externalMedia channel and a bridge.
> 3. We add the externalMedia and PJSIP channel to the bridge.
>
> There is always audio flowing from the incoming PJSIP channel to the
> externalMedia channel.
>

Is media flowing TO the incoming PJSIP channel?


>
> Now we want to play an audio file to the incoming PJSIP channel while still
> receiving audio from that PJSIP channel. Calling the /play endpoint on the
> channel stopped the incoming audio and calling /play on the bridge would
> play
> the audio to the externalMedia channel as well, so this is not an option.
>
> We tried creating a snoop channel on the incoming PJSIP channel and then
> calling
> the /play endpoint on the snoop channel, but no outgoing audio was
> transmitted
> to the PJSIP channel.
>
> Are we doing something wrong? Surely there has to be a way to play an
> audio file
> to a channel without blocking its incoming audio (and without having to
> stream
> the media).
>
> Thanks,
> Max
>
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>


-- 
Joshua C. Colp
Asterisk Project Lead
Sangoma Technologies
Check us out at www.sangoma.com and www.asterisk.org
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