FFBesselFilter 64 libavcodec/opusenc_psy.h FFBesselFilter bfilter_lo[OPUS_MAX_CHANNELS][CELT_MAX_BANDS]; FFBesselFilter 65 libavcodec/opusenc_psy.h FFBesselFilter bfilter_hi[OPUS_MAX_CHANNELS][CELT_MAX_BANDS]; FFBesselFilter 83 libavcodec/opusenc_psy.h FFBesselFilter lambda_lp; FFBesselFilter 35 libavcodec/opusenc_utils.h static inline int bessel_reinit(FFBesselFilter *s, float n, float f0, float fs, FFBesselFilter 69 libavcodec/opusenc_utils.h static inline int bessel_init(FFBesselFilter *s, float n, float f0, float fs, FFBesselFilter 72 libavcodec/opusenc_utils.h memset(s, 0, sizeof(FFBesselFilter)); FFBesselFilter 76 libavcodec/opusenc_utils.h static inline float bessel_filter(FFBesselFilter *s, float x)