avformat/mov: Use int64_t in intermediate for corrected_dts

Fixes: CID1500312 Unintentional integer overflow

Sponsored-by: Sovereign Tech Fund
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2024-06-03 03:20:41 +02:00
parent 0c977d37aa
commit 034054b370
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@ -3386,7 +3386,7 @@ static int mov_read_stts(MOVContext *c, AVIOContext *pb, MOVAtom atom)
sc->stts_data[i].duration = 1;
corrected_dts += (delta_magnitude < 0 ? (int64_t)delta_magnitude : 1) * sample_count;
} else {
corrected_dts += sample_duration * sample_count;
corrected_dts += sample_duration * (int64_t)sample_count;
}
current_dts += sc->stts_data[i].duration * (int64_t)sample_count;