[FFmpeg-cvslog] h264: Decode short VUI without error

[Michael Niedermayer]

ffmpeg | branch: master | Michael Niedermayer <michaelni at gmx.at> | Fri Dec 23 05:58:32 2011 +0100| [ae7a6441df26b5dd921af95677ec5e6dd35dc970] | committer: Michael Niedermayer

h264: Decode short VUI without error
Fixes 47j9R7PXBep.mov

Signed-off-by: Michael Niedermayer <michaelni at gmx.at>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=ae7a6441df26b5dd921af95677ec5e6dd35dc970
---

 libavcodec/h264_ps.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/libavcodec/h264_ps.c b/libavcodec/h264_ps.c
index f879576..5c21d80 100644
--- a/libavcodec/h264_ps.c
+++ b/libavcodec/h264_ps.c
@@ -229,7 +229,8 @@ static inline int decode_vui_parameters(H264Context *h, SPS *sps){
     if(sps->nal_hrd_parameters_present_flag || sps->vcl_hrd_parameters_present_flag)
         get_bits1(&s->gb);     /* low_delay_hrd_flag */
     sps->pic_struct_present_flag = get_bits1(&s->gb);
-
+    if(!get_bits_left(&s->gb))
+        return 0;
     sps->bitstream_restriction_flag = get_bits1(&s->gb);
     if(sps->bitstream_restriction_flag){
         get_bits1(&s->gb);     /* motion_vectors_over_pic_boundaries_flag */