diff options
| author | Peter Meerwald <p.meerwald@bct-electronic.com> | 2015-05-20 17:02:13 +0200 |
|---|---|---|
| committer | Peter Meerwald <pmeerw@pmeerw.net> | 2015-05-25 16:17:14 +0200 |
| commit | a26defed9ee4f4f9e8db79bd9051231d74717598 (patch) | |
| tree | d58ef6dcb6b60c0d3ba7356bc8b1296775dea37d | |
| parent | 815c67f8d7dff53a6b01452ba4f485cef5744cda (diff) | |
| download | pulseaudio-a26defed9ee4f4f9e8db79bd9051231d74717598.tar.gz | |
biquad: Fix warning, gamma shadows global declaration
pulsecore/filter/biquad.c: In function 'biquad_lowpass':
pulsecore/filter/biquad.c:52:10: warning: declaration of 'gamma' shadows a global declaration [-Wshadow]
pulsecore/filter/biquad.c: In function 'biquad_highpass':
pulsecore/filter/biquad.c:86:10: warning: declaration of 'gamma' shadows a global declaration [-Wshadow]
Signed-off-by: Peter Meerwald <pmeerw@pmeerw.net>
| -rw-r--r-- | src/pulsecore/filter/biquad.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/src/pulsecore/filter/biquad.c b/src/pulsecore/filter/biquad.c index 4d1486446..3205e7c25 100644 --- a/src/pulsecore/filter/biquad.c +++ b/src/pulsecore/filter/biquad.c @@ -51,13 +51,13 @@ static void biquad_lowpass(struct biquad *bq, double cutoff) double theta = M_PI * cutoff; double sn = 0.5 * M_SQRT2 * sin(theta); double beta = 0.5 * (1 - sn) / (1 + sn); - double gamma = (0.5 + beta) * cos(theta); - double alpha = 0.25 * (0.5 + beta - gamma); + double gamma_coeff = (0.5 + beta) * cos(theta); + double alpha = 0.25 * (0.5 + beta - gamma_coeff); double b0 = 2 * alpha; double b1 = 2 * 2 * alpha; double b2 = 2 * alpha; - double a1 = 2 * -gamma; + double a1 = 2 * -gamma_coeff; double a2 = 2 * beta; set_coefficient(bq, b0, b1, b2, 1, a1, a2); @@ -83,13 +83,13 @@ static void biquad_highpass(struct biquad *bq, double cutoff) double theta = M_PI * cutoff; double sn = 0.5 * M_SQRT2 * sin(theta); double beta = 0.5 * (1 - sn) / (1 + sn); - double gamma = (0.5 + beta) * cos(theta); - double alpha = 0.25 * (0.5 + beta + gamma); + double gamma_coeff = (0.5 + beta) * cos(theta); + double alpha = 0.25 * (0.5 + beta + gamma_coeff); double b0 = 2 * alpha; double b1 = 2 * -2 * alpha; double b2 = 2 * alpha; - double a1 = 2 * -gamma; + double a1 = 2 * -gamma_coeff; double a2 = 2 * beta; set_coefficient(bq, b0, b1, b2, 1, a1, a2); |