Module: libav
Branch: master
Commit: de44dfc7c0ec02bda7d846ef713145c890bfae3f

Author:    Kostya Shishkov <[email protected]>
Committer: Luca Barbato <[email protected]>
Date:      Mon Nov 25 14:04:41 2013 +0100

vc1: Reset numref if fieldmode is not set

There are samples in the wild with B-frames and P-frames with different
interlace mode.

CC: [email protected]
Reported-by: Jean-Baptiste Kempf <[email protected]>
Signed-off-by: Luca Barbato <[email protected]>

---

 libavcodec/vc1.c |    2 ++
 1 file changed, 2 insertions(+)

diff --git a/libavcodec/vc1.c b/libavcodec/vc1.c
index d6586bf..b701817 100644
--- a/libavcodec/vc1.c
+++ b/libavcodec/vc1.c
@@ -1005,6 +1005,8 @@ int ff_vc1_parse_frame_header_adv(VC1Context *v, 
GetBitContext* gb)
                 v->reffield          = get_bits1(gb);
                 v->ref_field_type[0] = v->reffield ^ !v->cur_field_type;
             }
+        } else {
+            v->numref = 0;
         }
         if (v->extended_mv)
             v->mvrange = get_unary(gb, 0, 3);

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