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reduce gain

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KubaPro010
2025-12-30 23:16:03 +01:00
parent e2811df7d5
commit 55dba6dbed
1 changed files with 8 additions and 0 deletions
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8
filter/bs412.c
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@@ -86,6 +86,14 @@ float bs412_compress(BS412Compressor* mpx, float sample) {
float limit_threshold = dbr_to_deviation(mpx->target + 0.1f) / mpx->mpx_deviation;
output_sample = soft_clip_tanh(output_sample, limit_threshold);
if(deviation_to_dbr(avg_deviation * mpx->gain) > mpx->target && deviation_to_dbr(avg_deviation) < mpx->target) {
// Gain is too much, reduce
float overshoot_dbr = deviation_to_dbr(avg_deviation * mpx->gain) - mpx->target;
float reduction_factor = powf(10.0f, -overshoot_dbr / 10.0f);
mpx->gain *= reduction_factor;
mpx->gain = fmaxf(0.0f, fminf(mpx->max, mpx->gain));
}
mpx->sample_counter++;
return output_sample;
}