From 03b26a2514c5df8777f07b0e0964c0b4ca065d72 Mon Sep 17 00:00:00 2001
From: Michael Niedermayer <michael@niedermayer.cc>
Date: Fri, 12 Feb 2016 00:33:11 +0100
Subject: [PATCH] avfilter/vf_zoompan: Fix use of uninitialized variables

Fixes: CID1351392
Fixes: CID1351393
Fixes: CID1351395

Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
---
 libavfilter/vf_zoompan.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavfilter/vf_zoompan.c b/libavfilter/vf_zoompan.c
index 8d640e7a20..8d0103bf0f 100644
--- a/libavfilter/vf_zoompan.c
+++ b/libavfilter/vf_zoompan.c
@@ -265,7 +265,7 @@ static int request_frame(AVFilterLink *outlink)
     AVFilterContext *ctx = outlink->src;
     ZPContext *s = ctx->priv;
     AVFrame *in = s->in;
-    double zoom, dx, dy;
+    double zoom=1, dx=0, dy=0;
     int ret;
 
     if (in) {