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avfilter/af_astats: fix reporting of noise_floor for small number of samples

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This commit is contained in:
Paul B Mahol 2023-08-13 14:36:10 +02:00
parent 90afcc2bfd
commit a5b334e18e
1 changed files with 2 additions and 2 deletions
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4
libavfilter/af_astats.c
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@ -409,9 +409,9 @@ static inline void update_stat(AudioStatsContext *s, ChannelStats *p, double d,
}
p->nb_samples++;
noise_floor = calc_noise_floor(p->sorted_samples, nd, drop,
s->tc_samples, &p->sorted_front, &p->sorted_back);
if (p->nb_samples >= s->tc_samples) {
noise_floor = calc_noise_floor(p->sorted_samples, nd, drop,
s->tc_samples, &p->sorted_front, &p->sorted_back);
if (isnan(p->noise_floor)) {
p->noise_floor = noise_floor;
p->noise_floor_count = 1;