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-rw-r--r--libavcodec/mpeg12dec.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/mpeg12dec.c b/libavcodec/mpeg12dec.c
index fb8bba3287..83ff40d237 100644
--- a/libavcodec/mpeg12dec.c
+++ b/libavcodec/mpeg12dec.c
@@ -1301,7 +1301,7 @@ static int mpeg_field_start(MpegEncContext *s, const uint8_t *buf, int buf_size)
if (s->picture_structure != PICT_FRAME) {
s->current_picture_ptr->f->flags |= AV_FRAME_FLAG_TOP_FIELD_FIRST *
- ((s->picture_structure == PICT_TOP_FIELD) == s->first_field);
+ (s->picture_structure == PICT_TOP_FIELD);
for (int i = 0; i < 4; i++) {
if (s->picture_structure == PICT_BOTTOM_FIELD) {