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Diffstat (limited to 'libavformat/movenc.c')
-rw-r--r--libavformat/movenc.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/libavformat/movenc.c b/libavformat/movenc.c
index 33978ee1b0..bee8e89760 100644
--- a/libavformat/movenc.c
+++ b/libavformat/movenc.c
@@ -541,7 +541,7 @@ static int mov_write_eac3_tag(AVIOContext *pb, MOVTrack *track)
return AVERROR(EINVAL);
info = track->eac3_priv;
- size = 2 + 4 * (info->num_ind_sub + 1);
+ size = 2 + ((34 * (info->num_ind_sub + 1) + 7) >> 3);
buf = av_malloc(size);
if (!buf) {
size = AVERROR(ENOMEM);