ref: b221c992310f1758c2ece6a2d49cb2d047a57be6
dir: /src/dft_filter.h/
#include "fft4g.h" #define FIFO_SIZE_T int #include "fifo.h" typedef struct { int dft_length, num_taps, post_peak; double * coefs; } dft_filter_t; typedef struct { uint64_t samples_in, samples_out; fifo_t input_fifo, output_fifo; dft_filter_t filter, * filter_ptr; } dft_filter_priv_t; void lsx_set_dft_filter(dft_filter_t * f, double * h, int n, int post_peak);