From 38e71d8b6c55f56ef58f1acb1c8d9e12a65e0a1d Mon Sep 17 00:00:00 2001
From: Paul B Mahol <onemda@gmail.com>
Date: Fri, 25 Dec 2020 14:01:52 +0100
Subject: avfilter/af_tremolo: make sure table size is at least 1

---
 libavfilter/af_tremolo.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'libavfilter/af_tremolo.c')

diff --git a/libavfilter/af_tremolo.c b/libavfilter/af_tremolo.c
index f55e8e2b09..6baeb7f110 100644
--- a/libavfilter/af_tremolo.c
+++ b/libavfilter/af_tremolo.c
@@ -126,7 +126,7 @@ static int config_input(AVFilterLink *inlink)
     const double offset = 1. - s->depth / 2.;
     int i;
 
-    s->table_size = inlink->sample_rate / s->freq;
+    s->table_size = lrint(inlink->sample_rate / s->freq + 0.5);
     s->table = av_malloc_array(s->table_size, sizeof(*s->table));
     if (!s->table)
         return AVERROR(ENOMEM);
-- 
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