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mov: Skip computing SAR from invalid display matrix elements

This commit is contained in:
Vittorio Giovara 2021-03-30 16:47:39 +02:00
parent 3e16d1c8a6
commit 9afde28093
1 changed files with 1 additions and 1 deletions
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2
libavformat/mov.c
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@ -4620,7 +4620,7 @@ 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(