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avcodec/magicyuvenc: ensure no slice slot is left unset

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This commit is contained in:
Paul B Mahol
2023-09-10 02:42:35 +02:00
parent 67cc7aaa51
commit f832a77231
1 changed files with 1 additions and 0 deletions
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libavcodec/magicyuvenc.c
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@ -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 = FFMIN(s->nb_slices, avctx->height >> s->vshift[1]);
s->nb_slices = FFMAX(1, s->nb_slices); 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->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_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->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)); s->slices = av_calloc(s->nb_slices * s->planes, sizeof(*s->slices));