| for VBAP, there are some links here:
http://www.acoustics.hut.fi/~ville/
i always had the best experiences working with the vbap opcodes in
csound.
in qutecsound 0.6.0, there is a comparison between ambisonics and vbap
(examples > miscellaneous > spatialization).
joachim
Am 10.10.2010 um 21:54 schrieb Martin Leese:
> apalomba wrote:
>>> I am very interested in this as well. I would like to have a
>>> simple 8.1 channel
>>> cube that would be easy to transport and setup at gigs.
>>>
>>> The simplest setup I can imagine is an audio interface with 8
>>> channel output.
>>> The mixing is done on the computer and then sent to the right
>>> channel.
>>>
>>> Ideally it would be nice to have the speakers be wireless, so some
>>> kind of receiver may need to be part of the chain.
>>>
>>> So the question is why do you need such a complicated setup?
>>> Does Ambisonics allow you to do something that the above
>>> setup does not?
>
> apalomba wrote:
>>> Can someone please answer my question...
>>>
>>> Why do you need such a complicated setup?
>>> Does Ambisonics allow you to do something that
>>> a multi channel audio interface does not?
>
> It all depends what you wish to do. If all you
> want is to place sounds in any one of your
> eight speakers then you are onto a winner.
> However, if you want to place sounds between
> the speakers -- if you wish to create phantom
> images -- then you must use a mixing style.
>
> There are a number of different mixing styles
> you could use in 3-D. One is Ambisonics.
> In general, this uses all the speakers to
> localise a sound. While the speakers on the
> left push, those on the right pull.
>
> An alternative is VBAP (Vector Based
> Amplitude Panning). This uses, at most, the
> nearest three speakers. It is the 3-D
> equivalent of pair-wise mixing used for
> panning in stereo. Almost all stereo CDs use
> pair-wise mixing. The problem with using it for
> surround (horizontal or 3-D) is that it does not
> work. You can hear this for yourself by
> performing the very simple experiment
> described here:
> http://members.tripod.com/martin_leese/Ambisonic/exper.html
>
> For more information on Ambisonics, a good
> place to start is the article in Wikipedia. I
> don't know of a good reference for VBAP, but
> there must be one.
>
> Regards,
> Martin
> --
> Martin J Leese
> E-mail: martin.leese stanfordalumni.org
> Web: http://members.tripod.com/martin_leese/
>
>
> Send bugs reports to the Sourceforge bug tracker
> https://sourceforge.net/tracker/?group_id=81968&atid=564599
> Discussions of bugs and features can be posted here
> To unsubscribe, send email sympa@lists.bath.ac.uk with body
> "unsubscribe csound"
>
>
Send bugs reports to the Sourceforge bug tracker
https://sourceforge.net/tracker/?group_id=81968&atid=564599
Discussions of bugs and features can be posted here
To unsubscribe, send email sympa@lists.bath.ac.uk with body "unsubscribe csound"
|