h264: Decode short VUI without error

Fixes 47j9R7PXBep.mov Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
13 years ago · ae7a6441df
parent d1c28e3530
commit ae7a6441df
1 changed files with 2 additions and 1 deletions
--- 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 */