function fir(fir_state<T, U> &, E1 &&) fir¶
template <typename T, typename U, typename E1>
[[deprecated("fir(state, expr) is deprecated. Use fir(expr, std::ref(state))")]] KFR_INTRINSIC expression_fir<
T, U, E1, true>
fir(fir_state<T, U>& state, E1&& e1) Returns template expression that applies FIR filter to the input
| state | FIR filter state (state is referenced, ensure proper lifetime) |
| e1 | an input expression |
Defined at dsp/fir.hpp:299