From fdfc51766d28087c44307ddb5a4b087d47dbe8ef Mon Sep 17 00:00:00 2001
From: Jun Zhao <jun.zhao@intel.com>
Date: Tue, 31 Oct 2017 16:09:45 +0800
Subject: [PATCH] examples/transcoding: suppress build warning.
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suppress the "warning: assignment discards ‘const’ qualifier from
pointer target type" build warning.

Signed-off-by: Jun Zhao <jun.zhao@intel.com>
Reviewed-by: Steven Liu <lingjiujianke@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
---
 doc/examples/transcoding.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/doc/examples/transcoding.c b/doc/examples/transcoding.c
index e1b3311081..e32ab20245 100644
--- a/doc/examples/transcoding.c
+++ b/doc/examples/transcoding.c
@@ -227,8 +227,8 @@ static int init_filter(FilteringContext* fctx, AVCodecContext *dec_ctx,
 {
     char args[512];
     int ret = 0;
-    AVFilter *buffersrc = NULL;
-    AVFilter *buffersink = NULL;
+    const AVFilter *buffersrc = NULL;
+    const AVFilter *buffersink = NULL;
     AVFilterContext *buffersrc_ctx = NULL;
     AVFilterContext *buffersink_ctx = NULL;
     AVFilterInOut *outputs = avfilter_inout_alloc();