Lines Matching refs:target_gain
573 float target_gain;
595 target_gain = AMP_SCALE*st->agc_level*pow(st->loudness/(1e-4+st->loudness_accum), -1.0f/LOUDNESS_EXP);
597 if ((Pframe>.5 && st->nb_adapt > 20) || target_gain < st->agc_gain)
599 if (target_gain > st->max_increase_step*st->agc_gain)
600 target_gain = st->max_increase_step*st->agc_gain;
601 if (target_gain < st->max_decrease_step*st->agc_gain && loudness < 10*st->prev_loudness)
602 target_gain = st->max_decrease_step*st->agc_gain;
603 if (target_gain > st->max_gain)
604 target_gain = st->max_gain;
605 if (target_gain > st->init_max)
606 target_gain = st->init_max;
608 st->agc_gain = target_gain;
