mspel indicates the use of bicubic interpolation. The check wrongly included
MVMODE MV_PMODE_1MV_HPEL as using bilinear interpolation.

Signed-off-by: Jerome Borsboom <jerome.borsb...@carpalis.nl>
---
 libavcodec/vc1.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavcodec/vc1.c b/libavcodec/vc1.c
index 2b9f8db3ee..20cc84eb8e 100644
--- a/libavcodec/vc1.c
+++ b/libavcodec/vc1.c
@@ -1224,7 +1224,7 @@ int ff_vc1_parse_frame_header_adv(VC1Context *v, 
GetBitContext* gb)
             v->mv_mode          = ff_vc1_mv_pmode_table2[lowquant][mvmode];
             v->qs_last          = v->s.quarter_sample;
             v->s.quarter_sample = (v->mv_mode == MV_PMODE_1MV || v->mv_mode == 
MV_PMODE_MIXED_MV);
-            v->s.mspel          = !(v->mv_mode == MV_PMODE_1MV_HPEL_BILIN || 
v->mv_mode == MV_PMODE_1MV_HPEL);
+            v->s.mspel          = (v->mv_mode != MV_PMODE_1MV_HPEL_BILIN);
             status = bitplane_decoding(v->forward_mb_plane, &v->fmb_is_raw, v);
             if (status < 0)
                 return -1;
-- 
2.13.6


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