W3C home > Mailing lists > Public > public-webrtc@w3.org > January 2014

Re: active speaker information in mixed streams

From: tim panton <thp@westhawk.co.uk>
Date: Tue, 28 Jan 2014 20:39:01 +0000
Cc: public-webrtc <public-webrtc@w3.org>
Message-Id: <EE296293-F1F7-49A6-8074-01BE80DC32EB@westhawk.co.uk>
To: Emil Ivov <emcho@jitsi.org>

On 28 Jan 2014, at 13:28, Emil Ivov <emcho@jitsi.org> wrote:

> Hey all,
> 
> One requirement that we often bump against is the possibility to
> extract active speaker information from an incoming *mixed* audio
> stream. Acquiring the CSRC list from RTP would be a good solution to
> this. Audio levels as per RFC6465 would be even better.
> 
> Are these something that could be foreseeable for 1.0 ?
> 

Would it be possible to extract the relevant audio levels with the WebAudioApi and 
then send the data points over the DataChannel. I realise the sync won’t be exact,
but might it do the trick ?

> Emil
> 
> -- 
> https://jitsi.org
> 
Received on Tuesday, 28 January 2014 20:39:23 UTC

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