---
libavcodec/mpeg12enc.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/libavcodec/mpeg12enc.c b/libavcodec/mpeg12enc.c
index 6c4ef6d..f485bee 100644
--- a/libavcodec/mpeg12enc.c
+++ b/libavcodec/mpeg12enc.c
@@ -412,7 +412,8 @@ void ff_mpeg1_encode_picture_header(MpegEncContext *s, int
picture_number)
if (s->progressive_sequence)
put_bits(&s->pb, 1, 0); /* no repeat */
else
- put_bits(&s->pb, 1, s->current_picture_ptr->f.top_field_first);
+ put_bits(&s->pb, 1, s->current_picture_ptr->f.field_state ==
AV_FRAME_INTERLACED_TFF);
+
/* XXX: optimize the generation of this flag with entropy measures */
s->frame_pred_frame_dct = s->progressive_sequence;
--
1.7.9.5
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