Merge commit 'accde1bd'

* commit 'accde1bd':
  vc1_parser: Set field_order.
  mpegvideo_parser: Set field_order.
Merged-by: Michael Niedermayer <michaelni@gmx.at>

libavcodec/mpegvideo_parser.c

@@ -118,6 +118,14 @@ static void mpegvideo_extract_headers(AVCodecParserContext *s,
                                 s->repeat_pict = 2;
                             }
                         }
+
+                        if (!pc->progressive_sequence) {
+                            if (top_field_first)
+                                s->field_order = AV_FIELD_TT;
+                            else
+                                s->field_order = AV_FIELD_BB;
+                        } else
+                            s->field_order = AV_FIELD_PROGRESSIVE;
                     }
                     break;
                 }

libavcodec/vc1_parser.c

@@ -88,6 +88,11 @@ static void vc1_extract_headers(AVCodecParserContext *s, AVCodecContext *avctx,
                 }
             }
 
+            if (vpc->v.broadcast && vpc->v.interlace && !vpc->v.psf)
+                s->field_order = vpc->v.tff ? AV_FIELD_TT : AV_FIELD_BB;
+            else
+                s->field_order = AV_FIELD_PROGRESSIVE;
+
             break;
         }
     }