mirror of https://git.ffmpeg.org/ffmpeg.git
lavf: Dont compare absolute to relative timestamps in duration gcd
This prevents a division by 0 Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
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@ -2729,7 +2729,7 @@ int avformat_find_stream_info(AVFormatContext *ic, AVDictionary **options)
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}
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st->info->duration_count++;
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// ignore the first 4 values, they might have some random jitter
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if (st->info->duration_count > 3)
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if (st->info->duration_count > 3 && is_relative(pkt->dts) == is_relative(last))
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st->info->duration_gcd = av_gcd(st->info->duration_gcd, duration);
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}
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if (pkt->dts != AV_NOPTS_VALUE)
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