From f832a77231ba8850aa390015df8e2f3025a822c4 Mon Sep 17 00:00:00 2001 From: Paul B Mahol Date: Sun, 10 Sep 2023 02:42:35 +0200 Subject: [PATCH] avcodec/magicyuvenc: ensure no slice slot is left unset --- libavcodec/magicyuvenc.c | 1 + 1 file changed, 1 insertion(+) diff --git a/libavcodec/magicyuvenc.c b/libavcodec/magicyuvenc.c index 082e2846c7..d299bc14a0 100644 --- a/libavcodec/magicyuvenc.c +++ b/libavcodec/magicyuvenc.c @@ -209,6 +209,7 @@ static av_cold int magy_encode_init(AVCodecContext *avctx) s->nb_slices = FFMIN(s->nb_slices, avctx->height >> s->vshift[1]); s->nb_slices = FFMAX(1, s->nb_slices); s->slice_height = FFALIGN((avctx->height + s->nb_slices - 1) / s->nb_slices, 1 << s->vshift[1]); + s->nb_slices = (avctx->height + s->slice_height - 1) / s->slice_height; s->slice_pos = av_calloc(s->nb_slices * s->planes, sizeof(*s->slice_pos)); s->slice_size = av_calloc(s->nb_slices * s->planes, sizeof(*s->slice_size)); s->slices = av_calloc(s->nb_slices * s->planes, sizeof(*s->slices));