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avfilter/af_acrossover: split in correct spot

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Previously split was made in wrong (half of original) position.
This commit is contained in:
Paul B Mahol 2020-11-29 10:39:13 +01:00
parent c5cdec9731
commit f194cedfe6
1 changed files with 4 additions and 4 deletions
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8
libavfilter/af_acrossover.c
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@ -167,7 +167,7 @@ static av_cold int init(AVFilterContext *ctx)
static void set_lp(BiquadCoeffs *b, double fc, double q, double sr) 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 cosine = cos(omega);
double alpha = sin(omega) / (2. * q); 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) 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 cosine = cos(omega);
double alpha = sin(omega) / (2. * q); 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) 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 cosine = cos(omega);
double alpha = sin(omega) / (2. * q); 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) 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->a1 = exp(-omega);
b->a2 = 0.; b->a2 = 0.;