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avfilter/af_astats: Avoid Zero division in print part.

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Martin Vignali 2015-03-08 08:41:27 +00:00 committed by Paul B Mahol
parent 9d7e42e65c
commit 65ba90eac6
1 changed files with 3 additions and 0 deletions
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3
libavfilter/af_astats.c
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@ -222,6 +222,9 @@ static void print_stats(AVFilterContext *ctx)
av_log(ctx, AV_LOG_INFO, "Peak count: %"PRId64"\n", p->min_count + p->max_count); av_log(ctx, AV_LOG_INFO, "Peak count: %"PRId64"\n", p->min_count + p->max_count);
} }
if (!nb_samples || !s->nb_channels)
return;
av_log(ctx, AV_LOG_INFO, "Overall\n"); av_log(ctx, AV_LOG_INFO, "Overall\n");
av_log(ctx, AV_LOG_INFO, "DC offset: %f\n", max_sigma_x / (nb_samples / s->nb_channels)); av_log(ctx, AV_LOG_INFO, "DC offset: %f\n", max_sigma_x / (nb_samples / s->nb_channels));
av_log(ctx, AV_LOG_INFO, "Min level: %f\n", min); av_log(ctx, AV_LOG_INFO, "Min level: %f\n", min);