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-rw-r--r--libavfilter/vf_yadif.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/libavfilter/vf_yadif.c b/libavfilter/vf_yadif.c
index 7a488d6aaa..0396fe416a 100644
--- a/libavfilter/vf_yadif.c
+++ b/libavfilter/vf_yadif.c
@@ -274,7 +274,7 @@ static int poll_frame(AVFilterLink *link)
return ret;
val = avfilter_poll_frame(link->src->inputs[0]);
}
- assert(yadif->next);
+ assert(yadif->next || !val);
return val * ((yadif->mode&1)+1);
}