There's also the possibility of a new version of Broadcast Wav (BWF).
Dave
On 30 October 2012 09:40, Michael Chapman <[email protected]> wrote:
>
> "The thing that is really annoying, really frustrating, is that the
> community that I am trying to serve (which includes me) keeps shooting
> itself in the foot, incessantly, year after year, by arguing over the
> same details, over and over and over." ED, Sunday.
>
> At the risk of another abortive cycle.
>
> We seem to have:
>
> Richard Dobson's *.amb
> Widely used, widely accepted.
> Problematic as order number increases.
> Has the underlying *.wav problems (and advantages).
>
> Etienne Deleflie's 'UA'
> I had thought this had been dropped in favour of
> the fourth of these, so have rather taken my 'eye
> off the ball'.
> Perhaps Etienne could comment (he is one of the
> author's of the fourth).
>
> The Graz Proposal of 2009.
> This fell on stoney ground ;-(>
> It was CAF based, and we did have promises of
> a 'CafPak' from the 'WavPak' development team.
> <http://mchapman.com/amb/reprints/AFF>
>
> The Kenticky Proposal of 2010.
> The current situation is:
> a library available at
> <http://iem.git.sourceforge.net/git/gitweb.cgi?p=iem/ambix;a=summary>
> and the unofficial documentation at
> <http://iem.at/~zmoelnig/libambix/ambix_8h.html>
>
> I'll happily put up a webpage with URLs / links
> to them all (and any others).
> Even try a Wikipedia type table of 'what does/offers
> what' (if the authors will assist).
> (And genericlly these re not 'file format's so much
> as 'interchange formats' (files, streams, ... .)
>
> Once we've got the facts straight perhaps we could
> recommence on a solid basis ??
>
> __________________
>
> A couple of comments in the meantime:
>
> OPERATING SYSTEMS:
> I remember going into an office some decades ago
> and being greeted by "Have you seen what's in the
> paper about the Soviet Union?". To which I gave a
> bored reply of "Nothing we didn't know already."
> The wiser man replied "It's not what they are
> saying, it is who is saying it."
> I have always read 'news' stories differently since
> then.
> So was surprised by the 'main stream' comments on
> Microsoft's tablet/OS.
> Anyone remember 'Internet Explorer' ? 'Windows' ... ???
>
> Anyway regardless of the fate of M$, nowadays
> I regaularly use at least two OSs. Depends what's
> better for what.
> It is easy to boot a Linux off a USB key, off a CD,
> or dual boot off a HD.
>
> I am not convinced OS remains a big argument for
> desktop / laptop machines.
> 'Mobile devices' are perhaps the issue that will
> be the big one.
>
> B-FORMAT:
> As far as I am concerned A-format is a microphone
> feed. C is any of the flavours of UHJ. D is
> loudspeaker (etc.) feeds.
> A does not specify what sort of mic. D does not
> specify how many LSs or in what configuration.
>
> Likewise B is an encoded format (produced from
> A or 'composed'). It may be any order (or
> 'mixed' order). It may be Furse-Malham, but
> may not be. The term is generic.
>
> I say all this as some comments seem to imply
> B-format is *.amb- Whilst *.amb is B-format I
> would not agree with the reverse. (Nor, if I
> read it correctly one comment that seemed to
> mply B-format is first order ..)
>
> Michael
>
>
>
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--
As of 1st October 2012, I have retired from the University, so this
disclaimer is redundant....
These are my own views and may or may not be shared by my employer
Dave Malham
Ex-Music Research Centre
Department of Music
The University of York
Heslington
York YO10 5DD
UK
'Ambisonics - Component Imaging for Audio'
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