W3C home > Mailing lists > Public > public-audio@w3.org > April to June 2012

Re: Updates to Web Audio API editor's draft

From: Raymond Toy <rtoy@google.com>
Date: Mon, 30 Apr 2012 14:39:36 -0700
Message-ID: <CAE3TgXFQBJ2-9PcJi9cKCiEeEVTcEA9ZVV89=+ouZrcU=-v5dQ@mail.gmail.com>
To: Chris Rogers <crogers@google.com>
Cc: public-audio@w3.org
On Mon, Apr 30, 2012 at 2:26 PM, Raymond Toy <rtoy@google.com> wrote:

>
>
> On Tue, Apr 24, 2012 at 1:06 PM, Chris Rogers <crogers@google.com> wrote:
>
>> Hey folks, I've recently updated the editor's draft of the Web Audio API:
>> https://dvcs.w3.org/hg/audio/raw-file/tip/webaudio/specification.html
>>
>>
> Here are a few comments/questions about this draft.
>
> 4.17:  Any limits on the size of the FFT? Or is this
> implementation-dependent?  I think the spec should have at least a minimum
> and maximum required sizes, with the implementation possibly allowing
> smaller or larger sizes.
>
> smoothingTimeConstant:  Does the smoothing need to be described in more
> detail?  Without a description it seems impossible for an independent
> implementation to reproduce the desired smoothing.
>
>
Forgot to ask if the normalization of the FFT need to be specified.  I know
of at least three normalizations of the FFT: 1, 1/sqrt(N), 1/N.  Does this
need to be specified?

Ray
Received on Monday, 30 April 2012 21:40:06 GMT

This archive was generated by hypermail 2.2.0+W3C-0.50 : Monday, 30 April 2012 21:40:07 GMT