diff options
| -rw-r--r-- | libavfilter/af_acrossover.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/libavfilter/af_acrossover.c b/libavfilter/af_acrossover.c index b3827a9bdc..c52fb9fec9 100644 --- a/libavfilter/af_acrossover.c +++ b/libavfilter/af_acrossover.c @@ -167,7 +167,7 @@ static av_cold int init(AVFilterContext *ctx) static void set_lp(BiquadCoeffs *b, double fc, double q, double sr) { - double omega = M_PI * fc / sr; + double omega = 2. * M_PI * fc / sr; double cosine = cos(omega); double alpha = sin(omega) / (2. * q); @@ -187,7 +187,7 @@ static void set_lp(BiquadCoeffs *b, double fc, double q, double sr) static void set_hp(BiquadCoeffs *b, double fc, double q, double sr) { - double omega = M_PI * fc / sr; + double omega = 2. * M_PI * fc / sr; double cosine = cos(omega); double alpha = sin(omega) / (2. * q); @@ -207,7 +207,7 @@ static void set_hp(BiquadCoeffs *b, double fc, double q, double sr) static void set_ap(BiquadCoeffs *b, double fc, double q, double sr) { - double omega = M_PI * fc / sr; + double omega = 2. * M_PI * fc / sr; double cosine = cos(omega); double alpha = sin(omega) / (2. * q); @@ -227,7 +227,7 @@ static void set_ap(BiquadCoeffs *b, double fc, double q, double sr) static void set_ap1(BiquadCoeffs *b, double fc, double sr) { - double omega = M_PI * fc / sr; + double omega = 2. * M_PI * fc / sr; b->a1 = exp(-omega); b->a2 = 0.; |