On Mon, 24 Jul 2017, Marton Balint wrote:

Signed-off-by: Marton Balint <c...@passwd.hu>
---
libavdevice/decklink_dec.cpp | 20 +++++++++++++-------
1 file changed, 13 insertions(+), 7 deletions(-)

diff --git a/libavdevice/decklink_dec.cpp b/libavdevice/decklink_dec.cpp
index 8b5c1a20c1..72449a8eca 100644
--- a/libavdevice/decklink_dec.cpp
+++ b/libavdevice/decklink_dec.cpp
@@ -731,6 +731,19 @@ av_cold int ff_decklink_read_header(AVFormatContext *avctx)
        st->codecpar->bit_rate    = av_rescale(ctx->bmd_width * ctx->bmd_height * 16, 
st->time_base.den, st->time_base.num);
    }

+    switch (ctx->bmd_field_dominance) {
+    case bmdUpperFieldFirst:
+        st->codecpar->field_order = AV_FIELD_TT;
+        break;
+    case bmdLowerFieldFirst:
+        st->codecpar->field_order = AV_FIELD_BB;
+        break;
+    case bmdProgressiveFrame:
+    case bmdProgressiveSegmentedFrame:
+        st->codecpar->field_order = AV_FIELD_PROGRESSIVE;
+        break;
+    }
+
    avpriv_set_pts_info(st, 64, 1, 1000000);  /* 64 bits pts in us */

    ctx->video_st=st;
@@ -788,15 +801,8 @@ int ff_decklink_read_packet(AVFormatContext *avctx, 
AVPacket *pkt)
{
    struct decklink_cctx *cctx = (struct decklink_cctx *)avctx->priv_data;
    struct decklink_ctx *ctx = (struct decklink_ctx *)cctx->ctx;
-    AVFrame *frame = ctx->video_st->codec->coded_frame;

    avpacket_queue_get(&ctx->queue, pkt, 1);
-    if (frame && (ctx->bmd_field_dominance == bmdUpperFieldFirst || 
ctx->bmd_field_dominance == bmdLowerFieldFirst)) {
-        frame->interlaced_frame = 1;
-        if (ctx->bmd_field_dominance == bmdUpperFieldFirst) {
-            frame->top_field_first = 1;
-        }
-    }

    return 0;
}
--

Pushed.

Regards,
Marton
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