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avcodec/hevc_filter: assert validity of qp predictor input

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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
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Michael Niedermayer 2014-02-07 01:55:17 +01:00
parent 9707b539b9
commit 951793717a
1 changed files with 3 additions and 0 deletions
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libavcodec/hevc_filter.c
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@ -150,6 +150,9 @@ static int get_qPy_pred(HEVCContext *s, int xC, int yC,
else
qPy_b = s->qp_y_tab[x_cb + (y_cb - 1) * min_cb_width];
av_assert2(qPy_a >= -s->sps->qp_bd_offset && qPy_a < 52);
av_assert2(qPy_b >= -s->sps->qp_bd_offset && qPy_b < 52);
return (qPy_a + qPy_b + 1) >> 1;
}