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| author | Michael Niedermayer <michaelni@gmx.at> | 2013-01-29 04:17:48 +0100 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2013-01-29 04:40:04 +0100 |
| commit | 11c99c78bafa77f679a1a3ba06ad00984b9a4cae (patch) | |
| tree | 03cfcf163ca94fdab5069c9141cde99d2ab9d056 | |
| parent | f9a8eeb08c4ccfd0678047e64b0f616ae1379c27 (diff) | |
| download | ffmpeg-streaming-11c99c78bafa77f679a1a3ba06ad00984b9a4cae.zip ffmpeg-streaming-11c99c78bafa77f679a1a3ba06ad00984b9a4cae.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>
| -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 8436032..a3f8db2 100644 --- a/libavcodec/h264.c +++ b/libavcodec/h264.c @@ -2776,7 +2776,8 @@ 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); |
