avfilter/vf_crop: prevent integer overflows when calculating SAR

Signed-off-by: James Almer <jamrial@gmail.com>
This commit is contained in:
James Almer 2024-07-09 17:32:11 -03:00
parent 0e5f8ddc1d
commit 0b6c5e9df4

View File

@ -206,7 +206,7 @@ static int config_input(AVFilterLink *link)
AVRational dar = av_mul_q(link->sample_aspect_ratio,
(AVRational){ link->w, link->h });
av_reduce(&s->out_sar.num, &s->out_sar.den,
dar.num * s->h, dar.den * s->w, INT_MAX);
(int64_t)dar.num * s->h, (int64_t)dar.den * s->w, INT_MAX);
} else
s->out_sar = link->sample_aspect_ratio;