biquad_alt.c File Reference

#include "SigProc_FIX.h"

Functions
void	silk_biquad_alt (const opus_int16 *in, const opus_int32 *B_Q28, const opus_int32 *A_Q28, opus_int32 *S, opus_int16 *out, const opus_int32 len, opus_int stride)

Function Documentation

silk_biquad_alt()

void silk_biquad_alt	(	const opus_int16 *	in,
		const opus_int32 *	B_Q28,
		const opus_int32 *	A_Q28,
		opus_int32 *	S,
		opus_int16 *	out,
		const opus_int32	len,
		opus_int	stride
	)

second order ARMA filter; slower than biquad() but uses more precise coefficients can handle (slowly) varying coefficients