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Code Issues Releases Activity

avcodec/hevc_ps: Check layer_id_included_flags count

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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
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Michael Niedermayer
2014-07-12 05:15:31 +02:00
parent 6935ae22ed
commit 66558fe715
1 changed files with 5 additions and 0 deletions
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5
libavcodec/hevc_ps.c
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@@ -385,6 +385,11 @@ int ff_hevc_decode_nal_vps(HEVCContext *s)
vps->vps_max_layer_id = get_bits(gb, 6); vps->vps_max_layer_id = get_bits(gb, 6);
vps->vps_num_layer_sets = get_ue_golomb_long(gb) + 1; vps->vps_num_layer_sets = get_ue_golomb_long(gb) + 1;
if ((vps->vps_num_layer_sets - 1LL) * (vps->vps_max_layer_id + 1LL) > get_bits_left(gb)) {
av_log(s->avctx, AV_LOG_ERROR, "too many layer_id_included_flags\n");
goto err;
}
for (i = 1; i < vps->vps_num_layer_sets; i++) for (i = 1; i < vps->vps_num_layer_sets; i++)
for (j = 0; j <= vps->vps_max_layer_id; j++) for (j = 0; j <= vps->vps_max_layer_id; j++)
skip_bits(gb, 1); // layer_id_included_flag[i][j] skip_bits(gb, 1); // layer_id_included_flag[i][j]