From 72482363d1b738156e99cef51bba20b5674a6ed2 Mon Sep 17 00:00:00 2001
From: Paul B Mahol <onemda@gmail.com>
Date: Sun, 18 Nov 2018 20:41:04 +0100
Subject: [PATCH] avfilter/f_drawgraph: use av_sscanf()

---
 libavfilter/f_drawgraph.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/libavfilter/f_drawgraph.c b/libavfilter/f_drawgraph.c
index f49d5b8022..955047368d 100644
--- a/libavfilter/f_drawgraph.c
+++ b/libavfilter/f_drawgraph.c
@@ -20,6 +20,7 @@
 
 #include "float.h"
 
+#include "libavutil/avstring.h"
 #include "libavutil/eval.h"
 #include "libavutil/intreadwrite.h"
 #include "libavutil/opt.h"
@@ -215,7 +216,7 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *in)
         if (!e || !e->value)
             continue;
 
-        if (sscanf(e->value, "%f", &vf) != 1)
+        if (av_sscanf(e->value, "%f", &vf) != 1)
             continue;
 
         vf = av_clipf(vf, s->min, s->max);