[FFmpeg-devel] [PATCH 06/14] avcodec/vc1: correct ff_vc1_mbmode_intfrp

Jerome Borsboom jerome.borsboom at carpalis.nl
Mon Apr 23 21:59:20 EEST 2018


According to VC-1 spec 10.7.3.4, FIELDTX shall be set to the same type as the
motion vector for zero-coded blocks.

Signed-off-by: Jerome Borsboom <jerome.borsboom at carpalis.nl>
---
 libavcodec/vc1data.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/libavcodec/vc1data.c b/libavcodec/vc1data.c
index fc9ba6da13..0df7d4d666 100644
--- a/libavcodec/vc1data.c
+++ b/libavcodec/vc1data.c
@@ -61,7 +61,7 @@ const uint8_t ff_vc1_mbmode_intfrp[2][15][4] = {
         { MV_PMODE_INTFR_1MV      , 1, 0, 1 },
         { MV_PMODE_INTFR_2MV_FIELD, 0, 0, 1 },
         { MV_PMODE_INTFR_2MV_FIELD, 1, 0, 1 },
-        { MV_PMODE_INTFR_2MV_FIELD, 0, 0, 0 },
+        { MV_PMODE_INTFR_2MV_FIELD, 1, 0, 0 },
         { MV_PMODE_INTFR_INTRA    , 0, 0, 0 }
     },
     {
@@ -73,13 +73,13 @@ const uint8_t ff_vc1_mbmode_intfrp[2][15][4] = {
         { MV_PMODE_INTFR_1MV      , 1, 0, 1 },
         { MV_PMODE_INTFR_2MV_FIELD, 0, 0, 1 },
         { MV_PMODE_INTFR_2MV_FIELD, 1, 0, 1 },
-        { MV_PMODE_INTFR_2MV_FIELD, 0, 0, 0 },
+        { MV_PMODE_INTFR_2MV_FIELD, 1, 0, 0 },
         { MV_PMODE_INTFR_4MV      , 0, 0, 1 },
         { MV_PMODE_INTFR_4MV      , 1, 0, 1 },
         { MV_PMODE_INTFR_4MV      , 0, 0, 0 },
         { MV_PMODE_INTFR_4MV_FIELD, 0, 0, 1 },
         { MV_PMODE_INTFR_4MV_FIELD, 1, 0, 1 },
-        { MV_PMODE_INTFR_4MV_FIELD, 0, 0, 0 },
+        { MV_PMODE_INTFR_4MV_FIELD, 1, 0, 0 },
         { MV_PMODE_INTFR_INTRA    , 0, 0, 0 }
     }
 };
-- 
2.13.6




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