@@ -203,9 +203,12 @@ static void return_frame(AVFilterContext *ctx, int is_second)

         tff = yadif->parity^1;

     }

-    if (is_second)

+    if (is_second) {

         yadif->out = avfilter_get_video_buffer(link, AV_PERM_WRITE | AV_PERM_PRESERVE |

                                                AV_PERM_REUSE, link->w, link->h);

+        avfilter_copy_buffer_ref_props(yadif->out, yadif->cur);

+        yadif->out->video->interlaced = 0;

+    }

     if (!yadif->csp)

         yadif->csp = &av_pix_fmt_descriptors[link->format];