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Re: Low Level Javascript API Proposal

From: Randell Jesup <randell-ietf@jesup.org>
Date: Wed, 05 Oct 2011 18:15:45 -0400
Message-ID: <4E8CD711.9080701@jesup.org>
To: public-webrtc@w3.org
On 10/5/2011 9:07 AM, Stefan Håkansson LK wrote:
> On 2011-10-05 14:43, Neil Stratford wrote:
>> Enabling direct codec control and feedback from JS also opens up a whole
>> world of interesting possibilities: callbacks from the video codec with
>> motion information for security applications, callbacks from the audio
>> codec with silence detection.
> I think you can already do motion detection (or at least detect changes)
> by putting the video on a canvas element and analyze it. This can even
> be done locally, no codec involved.

There's a cool demo where someone uses a canvas and image feature 
extraction to put gag glasses/nose/etc on your face over video - and 
it's pretty accurate, though not high-frame-rate in his youtube demo.

Randell Jesup
Received on Wednesday, 5 October 2011 22:20:14 UTC

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