avfilter/vf_v360: Fix NULL pointer use

Fixes: applying zero offset to null pointer
partly Fixes: verysmall.flv

Found-by: Elias Myllymäki <elias.myllymaki04p@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2025-01-08 03:11:02 +01:00
parent 827c073154
commit 66e9888bf4
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@ -4258,8 +4258,8 @@ static int v360_slice(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
int16_t *u = r->u[p] + ((j - slice_start) * uv_linesize + i) * elements;
int16_t *v = r->v[p] + ((j - slice_start) * uv_linesize + i) * elements;
int16_t *ker = r->ker[p] + ((j - slice_start) * uv_linesize + i) * elements;
uint8_t *mask8 = p ? NULL : r->mask + ((j - slice_start) * s->pr_width[0] + i);
uint16_t *mask16 = p ? NULL : (uint16_t *)r->mask + ((j - slice_start) * s->pr_width[0] + i);
uint8_t *mask8 = (p || !r->mask) ? NULL : r->mask + ((j - slice_start) * s->pr_width[0] + i);
uint16_t *mask16 = (p || !r->mask) ? NULL : (uint16_t *)r->mask + ((j - slice_start) * s->pr_width[0] + i);
int in_mask, out_mask;
if (s->out_transpose)