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avfilter/af_dynaudnorm: use better limits for maximal amplification

Fixes regression in smoothness of amplification.
This commit is contained in:
Paul B Mahol 2020-01-11 14:08:52 +01:00
parent dd39dbf983
commit b650046860

View File

@ -521,10 +521,11 @@ static void update_gain_history(DynamicAudioNormalizerContext *s, int channel,
}
while (cqueue_size(s->gain_history_minimum[channel]) >= s->filter_size) {
double smoothed;
double smoothed, limit;
smoothed = gaussian_filter(s, s->gain_history_minimum[channel], s->threshold_history[channel]);
smoothed = FFMIN(smoothed, cqueue_peek(s->gain_history_minimum[channel], s->filter_size / 2));
limit = cqueue_peek(s->gain_history_original[channel], 0);
smoothed = FFMIN(smoothed, limit);
cqueue_enqueue(s->gain_history_smoothed[channel], smoothed);