From a3aaaec8916b8fae810ad35ff3ca299336f0bda0 Mon Sep 17 00:00:00 2001
From: Nicolas George <george@nsup.org>
Date: Sun, 3 Aug 2014 16:23:18 +0200
Subject: [PATCH] lavfi/avf_showspectrum: set output frame rate.

---
 libavfilter/avf_showspectrum.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/libavfilter/avf_showspectrum.c b/libavfilter/avf_showspectrum.c
index 4a4b4f4c7a..e3ae6ea045 100644
--- a/libavfilter/avf_showspectrum.c
+++ b/libavfilter/avf_showspectrum.c
@@ -246,6 +246,8 @@ static int config_output(AVFilterLink *outlink)
     if (s->xpos >= outlink->w)
         s->xpos = 0;
 
+    outlink->frame_rate = av_make_q(inlink->sample_rate, win_size);
+
     s->combine_buffer =
         av_realloc_f(s->combine_buffer, outlink->h * 3,
                      sizeof(*s->combine_buffer));