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| author | Michael Niedermayer <michaelni@gmx.at> | 2013-01-29 04:17:48 +0100 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2013-02-05 16:50:52 +0100 |
| commit | 3ef1538121fa6daeb1767510f1d4ae2c306c9fec (patch) | |
| tree | d308f45bbe638aa572180bc84f0e258661040cee /libavcodec | |
| parent | 47e462eecc0a47ad40f59376199f93f227e21d13 (diff) | |
| download | ffmpeg-3ef1538121fa6daeb1767510f1d4ae2c306c9fec.tar.gz | |
h264: check the pixel format directly and force a reinit on mismatches.
The existing checks are insufficient to detect a pixel format
changes in case of some damaged streams.
Fixes inconsistency and later out of array accesses
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 11c99c78bafa77f679a1a3ba06ad00984b9a4cae)
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libavcodec')
| -rw-r--r-- | libavcodec/h264.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/libavcodec/h264.c b/libavcodec/h264.c index 7ae778a58c..1152258fc5 100644 --- a/libavcodec/h264.c +++ b/libavcodec/h264.c @@ -2765,7 +2765,8 @@ static int decode_slice_header(H264Context *h, H264Context *h0) || s->avctx->bits_per_raw_sample != h->sps.bit_depth_luma || h->cur_chroma_format_idc != h->sps.chroma_format_idc || av_cmp_q(h->sps.sar, s->avctx->sample_aspect_ratio))); - + if (h0->s.avctx->pix_fmt != get_pixel_format(h0)) + must_reinit = 1; s->mb_width = h->sps.mb_width; s->mb_height = h->sps.mb_height * (2 - h->sps.frame_mbs_only_flag); |