From 54ec72276cbb6f2536e73ff81b7d49a736ec1900 Mon Sep 17 00:00:00 2001 From: Vittorio Giovara Date: Tue, 30 Mar 2021 16:47:39 +0200 Subject: [PATCH] mov: Skip computing SAR from invalid display matrix elements --- libavformat/mov.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavformat/mov.c b/libavformat/mov.c index cb818ebe0e..585e97eeeb 100644 --- a/libavformat/mov.c +++ b/libavformat/mov.c @@ -4624,7 +4624,7 @@ static int mov_read_tkhd(MOVContext *c, AVIOContext *pb, MOVAtom atom) disp_transform[i] = hypot(sc->display_matrix[0 + i], sc->display_matrix[3 + i]); - if (disp_transform[0] > 0 && disp_transform[1] > 0 && + if (disp_transform[0] > 1 && disp_transform[1] > 1 && disp_transform[0] < (1<<24) && disp_transform[1] < (1<<24) && fabs((disp_transform[0] / disp_transform[1]) - 1.0) > 0.01) st->sample_aspect_ratio = av_d2q( -- 2.30.0