diff options
| author | Damien Zammit <damien@zamaudio.com> | 2016-07-20 20:10:46 +1000 |
|---|---|---|
| committer | Damien Zammit <damien@zamaudio.com> | 2016-07-20 20:10:46 +1000 |
| commit | 62cd4d43bf75c6f1045754edc0b543358c598574 (patch) | |
| tree | b5da25c9781d8fbf82c294cfb03b76aa1de1fdf6 | |
| parent | 85cdff7cb01dc7a9bb61200d36b9b7c11c9e75d1 (diff) | |
a-Comp: Fix bug with DSP in the knee processing region
| -rw-r--r-- | libs/plugins/a-comp.lv2/a-comp.c | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/libs/plugins/a-comp.lv2/a-comp.c b/libs/plugins/a-comp.lv2/a-comp.c index 616bee5956..3b123d24af 100644 --- a/libs/plugins/a-comp.lv2/a-comp.c +++ b/libs/plugins/a-comp.lv2/a-comp.c @@ -316,13 +316,14 @@ run_mono(LV2_Handle instance, uint32_t n_samples) Lxg = (ingain==0.f) ? -160.f : to_dB(ingain); Lxg = sanitize_denormal(Lxg); - Lyg = Lxg + (1.f/ratio-1.f)*(Lxg-thresdb+width/2.f)*(Lxg-thresdb+width/2.f)/(2.f*width); if (2.f*(Lxg-thresdb) < -width) { Lyg = Lxg; - } else { + } else if (2.f*(Lxg-thresdb) > width) { Lyg = thresdb + (Lxg-thresdb)/ratio; Lyg = sanitize_denormal(Lyg); + } else { + Lyg = Lxg + (1.f/ratio-1.f)*(Lxg-thresdb+width/2.f)*(Lxg-thresdb+width/2.f)/(2.f*width); } Lxl = Lxg - Lyg; @@ -432,13 +433,14 @@ run_stereo(LV2_Handle instance, uint32_t n_samples) Lxg = (ingain==0.f) ? -160.f : to_dB(ingain); Lxg = sanitize_denormal(Lxg); - Lyg = Lxg + (1.f/ratio-1.f)*(Lxg-thresdb+width/2.f)*(Lxg-thresdb+width/2.f)/(2.f*width); if (2.f*(Lxg-thresdb) < -width) { Lyg = Lxg; - } else { + } else if (2.f*(Lxg-thresdb) > width) { Lyg = thresdb + (Lxg-thresdb)/ratio; Lyg = sanitize_denormal(Lyg); + } else { + Lyg = Lxg + (1.f/ratio-1.f)*(Lxg-thresdb+width/2.f)*(Lxg-thresdb+width/2.f)/(2.f*width); } Lxl = Lxg - Lyg; @@ -524,10 +526,10 @@ comp_curve (AComp* self, float xg) { if (2.f * (xg - thresdb) < -width) { yg = xg; - } else if (2.f * fabs (xg - thresdb) <= width) { - yg = xg + (1.f / ratio - 1.f ) * (xg - thresdb + width / 2.f) * (xg - thresdb + width / 2.f) / (2.f * width); } else if (2.f * (xg - thresdb) > width) { yg = thresdb + (xg - thresdb) / ratio; + } else { + yg = xg + (1.f / ratio - 1.f ) * (xg - thresdb + width / 2.f) * (xg - thresdb + width / 2.f) / (2.f * width); } return yg; } |