if (!s->last_pic.f || !s->last_pic.f->data[0])
return 1; // no previous frame available -> use spatial prediction
+ if (s->avctx->error_concealment & FF_EC_FAVOR_INTER)
+ return 0;
+
undamaged_count = 0;
for (i = 0; i < s->mb_num; i++) {
const int mb_xy = s->mb_index2xy[i];