From 073effb6e4f18dab4784995c9acb61e34c851f8a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Cl=C3=A9ment=20B=C5=93sch?= <ubitux@gmail.com>
Date: Tue, 4 Oct 2011 21:36:30 +0200
Subject: [PATCH] deshake: simplify filename check.

---
 libavfilter/vf_deshake.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavfilter/vf_deshake.c b/libavfilter/vf_deshake.c
index 02e4cba76f..6128cb9b60 100644
--- a/libavfilter/vf_deshake.c
+++ b/libavfilter/vf_deshake.c
@@ -356,7 +356,7 @@ static av_cold int init(AVFilterContext *ctx, const char *args, void *opaque)
         deshake->contrast = av_clip(deshake->contrast, 1, 255);
         deshake->search = av_clip(deshake->search, EXHAUSTIVE, SEARCH_COUNT - 1);
     }
-    if (strlen(filename))
+    if (*filename)
         deshake->fp = fopen(filename, "w");
     if (deshake->fp)
         fwrite("Ori x, Avg x, Fin x, Ori y, Avg y, Fin y, Ori angle, Avg angle, Fin angle, Ori zoom, Avg zoom, Fin zoom\n", sizeof(char), 104, deshake->fp);