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dcblock
a1 dcblock a2
[,ig]
DESCRIPTION
General purpose dc filtering for audio signals. Adapted from the
Perry Cook physical modeling opcodes.
INITILIAZATION
ig - initial inner disposition of filter. Values should be between
0 and 1. Optimum setting at 0.9
dcblock acts as a filter for any dc-shifted interval in
audio signals. The formula is:
y[n] = x[n] - x[n-1] + g *
y[n-1]
AUTHOR:
John ffitch
Ubiversity of Bath, UK
1998
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Jean Piché & Peter J. Nix, 1994-97