From: Hendrik Leppkes <[email protected]>
The MBAFF flag may only be signaled if we're actually dealing with
a full frame, and not singular fields, as it can happen in mixed content.
---
libavcodec/dxva2_h264.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/libavcodec/dxva2_h264.c b/libavcodec/dxva2_h264.c
index ffe71a9..5cdf5de 100644
--- a/libavcodec/dxva2_h264.c
+++ b/libavcodec/dxva2_h264.c
@@ -93,7 +93,8 @@ static void fill_picture_parameters(struct dxva_context *ctx,
const H264Context
pp->num_ref_frames = h->sps.ref_frame_count;
pp->wBitFields = ((s->picture_structure != PICT_FRAME)
<< 0) |
- (h->sps.mb_aff
<< 1) |
+ ((h->sps.mb_aff &&
+ (s->picture_structure == PICT_FRAME))
<< 1) |
(h->sps.residual_color_transform_flag
<< 2) |
/* sp_for_switch_flag (not implemented
by Libav) */
(0
<< 3) |
--
1.7.9.4
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