[FFmpeg-soc] [soc] Add 16x8 and 8x8 MVs to MPV_lowest_referenced_row()

[Alexander Strange]

---
 libavcodec/mpegvideo.c |   14 +++++++++++++-
 1 files changed, 13 insertions(+), 1 deletions(-)
diff --git a/libavcodec/mpegvideo.c b/libavcodec/mpegvideo.c
index 78114f6..9d38d28 100644
--- a/libavcodec/mpegvideo.c
+++ b/libavcodec/mpegvideo.c
@@ -1692,7 +1692,7 @@ static inline void MPV_motion_lowres(MpegEncContext *s,
  */
 int MPV_lowest_referenced_row(MpegEncContext *s, int dir)
 {
-    int off = 0;
+    int off = 0, i;
 
     if (s->picture_structure != PICT_FRAME) goto unhandled;
 
@@ -1700,6 +1700,18 @@ int MPV_lowest_referenced_row(MpegEncContext *s, int dir)
         case MV_TYPE_16X16:
             off = (s->mv[dir][0][1] + 31) >> 5;
             break;
+        case MV_TYPE_16X8:
+            for (i = 0; i < 2; i++) {
+                int tmp = (s->mv[dir][i][1] + 15) >> 4;
+                off = FFMAX(off, tmp);
+            }
+            break;
+        case MV_TYPE_8X8:
+            for (i = 0; i < 4; i++) {
+                int tmp = (s->mv[dir][i][1] + 15) >> 4;
+                off = FFMAX(off, tmp);
+            }
+            break;
         default:
             goto unhandled;
     }

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