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h264: add assert to check that block_offset is consistent.

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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
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Michael Niedermayer 2013-01-17 00:15:33 +01:00
parent 97d190283e
commit 765a3ba018
1 changed files with 2 additions and 0 deletions
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libavcodec/h264.c
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@ -3727,6 +3727,8 @@ static int decode_slice(struct AVCodecContext *avctx, void *arg)
s->mb_skip_run = -1;
av_assert0(h->block_offset[15] == (4 * ((scan8[15] - scan8[0]) & 7) << h->pixel_shift) + 4 * s->linesize * ((scan8[15] - scan8[0]) >> 3));
h->is_complex = FRAME_MBAFF || s->picture_structure != PICT_FRAME ||
s->codec_id != AV_CODEC_ID_H264 ||
(CONFIG_GRAY && (s->flags & CODEC_FLAG_GRAY));