Ambisonics

acoustics.ambisonics.acn(order=1)

Spherical harmonic degree n and order m for ambisonics order order.

Parameters:order – Ambisonics order.

Yields tuples (n, m) where n is the degree and m the order.

Follows ACN.

ACN	n	m	letter
0	0	0	W
1	1	-1	Y
2	1	0	Z
3	1	+1	X

acoustics.ambisonics.sn3d(m, n)

SN3D or Schmidt semi-normalisation

Parameters:

• m – order n
• n – degree m

http://en.wikipedia.org/wiki/Ambisonic_data_exchange_formats#SN3D

acoustics.ambisonics.n3d(m, n)

N3D or full three-D normalisation

Parameters:

• m – order n
• n – degree m

http://en.wikipedia.org/wiki/Ambisonic_data_exchange_formats#N3D