From d4de6d4fadcc70fb96ba0f3793e7ebaf4ddc3da9 Mon Sep 17 00:00:00 2001
From: Nicolas George <george@nsup.org>
Date: Sun, 3 Aug 2014 16:40:54 +0200
Subject: [PATCH] lavfi/avf_showspectrum: do not push the frame at EOF.

It is always identical to the last pushed frame.
The samples in the last incomplete window were ignored,
this is unchanged.
Possible enhancement: pad the last incomplete window with
silence.
---
 libavfilter/avf_showspectrum.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/libavfilter/avf_showspectrum.c b/libavfilter/avf_showspectrum.c
index 28db8b1009..e92555627d 100644
--- a/libavfilter/avf_showspectrum.c
+++ b/libavfilter/avf_showspectrum.c
@@ -281,8 +281,6 @@ static int request_frame(AVFilterLink *outlink)
         ret = ff_request_frame(inlink);
     } while (!s->req_fullfilled && ret >= 0);
 
-    if (ret == AVERROR_EOF && s->outpicref)
-        push_frame(outlink);
     return ret;
 }