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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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