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29 #ifndef INCLUDED_GR_FIR_FFF_H
30 #define INCLUDED_GR_FIR_FFF_H
79 virtual float filter (
const float input[]) = 0;
87 virtual void filterN (
float output[],
const float input[],
97 virtual void filterNdec (
float output[],
const float input[],
98 unsigned long n,
unsigned decimate) = 0;
113 unsigned ntaps ()
const {
return d_taps.size (); }