diff options
| author | Laurent Aimar <fenrir@videolan.org> | 2011-10-02 18:29:31 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2011-10-02 19:00:54 +0200 |
| commit | c2b7f7748be447e1446f63b13da472ba7e00f329 (patch) | |
| tree | be4740c8526126b0e7acc7403bb395d978672b43 | |
| parent | 27d3361e34cf19ad5c0bfb7cfacae0db99b26064 (diff) | |
h264: check for invalid bit depth value.
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
| -rw-r--r-- | libavcodec/h264_ps.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/libavcodec/h264_ps.c b/libavcodec/h264_ps.c index d2c830183f..637cf2737a 100644 --- a/libavcodec/h264_ps.c +++ b/libavcodec/h264_ps.c @@ -349,6 +349,11 @@ int ff_h264_decode_seq_parameter_set(H264Context *h){ sps->residual_color_transform_flag = get_bits1(&s->gb); sps->bit_depth_luma = get_ue_golomb(&s->gb) + 8; sps->bit_depth_chroma = get_ue_golomb(&s->gb) + 8; + if (sps->bit_depth_luma > 12U || sps->bit_depth_chroma > 12U) { + av_log(h->s.avctx, AV_LOG_ERROR, "illegal bit depth value (%d, %d)\n", + sps->bit_depth_luma, sps->bit_depth_chroma); + goto fail; + } sps->transform_bypass = get_bits1(&s->gb); decode_scaling_matrices(h, sps, NULL, 1, sps->scaling_matrix4, sps->scaling_matrix8); }else{ |