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Re: Media Recording API for get sound amplitude

From: Harald Alvestrand <harald@alvestrand.no>
Date: Fri, 04 Jan 2013 17:04:50 +0100
Message-ID: <50E6FDA2.4000307@alvestrand.no>
To: Randy Lin <rlin@mozilla.com>
CC: public-media-capture@w3.org
On 12/28/2012 11:05 AM, Randy Lin wrote:
> Dear all,
>    Can we add an API which can obtain the amplitude of recording sound volume?
>    It's easier to show the waveform when a developer write a audio recording application.
> Randy
>
>
For advanced audio processing, I think the bridge into the Web Audio API 
should be used.
If you want visualizatin, there are already examples on how to do 
multidimensional spectrum analysis in the WebAudio interface.
Received on Friday, 4 January 2013 16:05:22 GMT

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