fix for https://trac.ffmpeg.org/ticket/11360
Signed-off-by: Lingyi Kong <konglin...@visionular.com>
---
libavcodec/h264_mb.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/libavcodec/h264_mb.c b/libavcodec/h264_mb.c
index 4e94136313..6083f7ad84 100644
--- a/libavcodec/h264_mb.c
+++ b/libavcodec/h264_mb.c
@@ -529,7 +529,7 @@ static av_always_inline void xchg_mb_border(const
H264Context *h, H264SliceConte
}
if (sl->deblocking_filter == 2) {
- deblock_topleft = h->slice_table[sl->mb_xy - 1 - h->mb_stride] ==
sl->slice_num;
+ deblock_topleft = h->slice_table[sl->mb_xy - 1 - (h->mb_stride <<
MB_FIELD(sl))] == sl->slice_num;
deblock_top = sl->top_type;
} else {
deblock_topleft = (sl->mb_x > 0);
--
2.43.0
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