diff options
| author | Johannes Mueller <github@johannes-mueller.org> | 2017-08-04 14:05:16 +0200 |
|---|---|---|
| committer | Robin Gareus <robin@gareus.org> | 2018-06-20 21:06:16 +0200 |
| commit | 87ea757a5de4b966ed2026f4ee9b04e6d80adcbb (patch) | |
| tree | 2163e3c4ba296da6d11fc184598c363a0500cc55 /libs/plugins | |
| parent | 3e124704b07e35827f46457d8a0640d67a2c052e (diff) | |
Improve level vizualisation in a-comp
* LPF in the signal visialization
* Lower minimum values
Diffstat (limited to 'libs/plugins')
| -rw-r--r-- | libs/plugins/a-comp.lv2/a-comp.c | 16 |
1 files changed, 9 insertions, 7 deletions
diff --git a/libs/plugins/a-comp.lv2/a-comp.c b/libs/plugins/a-comp.lv2/a-comp.c index cabbd8cbde..f495e7f2a0 100644 --- a/libs/plugins/a-comp.lv2/a-comp.c +++ b/libs/plugins/a-comp.lv2/a-comp.c @@ -249,7 +249,7 @@ activate(LV2_Handle instance) AComp* acomp = (AComp*)instance; *(acomp->gainr) = 0.0f; - *(acomp->outlevel) = -45.0f; + *(acomp->outlevel) = -70.0f; } static void @@ -372,7 +372,7 @@ run_mono(LV2_Handle instance, uint32_t n_samples) makeup_gain += tau * (makeup_target - makeup_gain) + 1e-12; } - *(acomp->outlevel) = (max < 0.0056f) ? -45.f : to_dB(max); + *(acomp->outlevel) = (max < 0.0056f) ? -70.f : to_dB(max); acomp->makeup_gain = makeup_gain; #ifdef LV2_EXTENDED @@ -396,8 +396,9 @@ run_mono(LV2_Handle instance, uint32_t n_samples) fabsf (acomp->v_state_x - state_x) >= .1f ) { // >= 0.1dB difference acomp->need_expose = true; - acomp->v_lvl_in = v_lvl_in; - acomp->v_lvl_out = v_lvl_out; + const float relax_coef = exp(-5.f*n_samples/srate); + acomp->v_lvl_in = fmaxf (v_lvl_in, relax_coef*acomp->v_lvl_in + (1.f-relax_coef)*v_lvl_in); + acomp->v_lvl_out = fmaxf (v_lvl_out, relax_coef*acomp->v_lvl_out + (1.f-relax_coef)*v_lvl_out); acomp->v_state_x = state_x; } if (acomp->need_expose && acomp->queue_draw) { @@ -535,7 +536,7 @@ run_stereo(LV2_Handle instance, uint32_t n_samples) makeup_gain += tau * (makeup_target - makeup_gain) + 1e-12; } - *(acomp->outlevel) = (max < 0.0056f) ? -45.f : to_dB(max); + *(acomp->outlevel) = (max < 0.0056f) ? -70.f : to_dB(max); acomp->makeup_gain = makeup_gain; #ifdef LV2_EXTENDED @@ -559,8 +560,9 @@ run_stereo(LV2_Handle instance, uint32_t n_samples) fabsf (acomp->v_state_x - state_x) >= .1f ) { // >= 0.1dB difference acomp->need_expose = true; - acomp->v_lvl_in = v_lvl_in; - acomp->v_lvl_out = v_lvl_out; + const float relax_coef = exp(-5.f*n_samples/srate); + acomp->v_lvl_in = fmaxf (v_lvl_in, relax_coef*acomp->v_lvl_in + (1.f-relax_coef)*v_lvl_in); + acomp->v_lvl_out = fmaxf (v_lvl_out, relax_coef*acomp->v_lvl_out + (1.f-relax_coef)*v_lvl_out); acomp->v_state_x = state_x; } if (acomp->need_expose && acomp->queue_draw) { |