Re: [codec] #15: Efficiently combine pre-encoded audio

"Benjamin M. Schwartz" <bmschwar@fas.harvard.edu> Wed, 12 May 2010 15:37 UTC

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Date: Wed, 12 May 2010 11:26:00 -0400
From: "Benjamin M. Schwartz" <bmschwar@fas.harvard.edu>
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Subject: Re: [codec] #15: Efficiently combine pre-encoded audio
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On 05/12/2010 11:05 AM, Cullen Jennings wrote:
>  If there was a cheap way to figure out who the active speakers were without doing a full decode of all 7 streams, that would be sort of nice the for conferences bridges.

The cheapest solution, of course, is transmit-side activity detection. 
Maybe we need to specify a way for a receiver to request that the 
transmitter employ (or not employ) VAD.

--Ben