On Mon, May 06, 2024 at 12:30:39AM +0200, Gerion Entrup wrote:
> ---
> libavfilter/signature_lookup.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/libavfilter/signature_lookup.c b/libavfilter/signature_lookup.c
> index a0ca818a9b..b39a3e225b 100644
> --- a/libavfilter/signature_lookup.c
> +++ b/libavfilter/signature_lookup.c
> @@ -128,7 +128,7 @@ static int get_jaccarddist(SignatureContext *sc,
> CoarseSignature *first, CoarseS
> int jaccarddist, i, composdist = 0, cwthcount = 0;
> for (i = 0; i < 5; i++) {
> if ((jaccarddist = intersection_word(first->data[i],
> second->data[i])) > 0) {
> - jaccarddist /= union_word(first->data[i], second->data[i]);
> + jaccarddist /= FFMAX(union_word(first->data[i],
> second->data[i]), 1);
> }for which input data does this cause a division by 0 ? thx [...] -- Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB I am the wisest man alive, for I know one thing, and that is that I know nothing. -- Socrates
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