From 2ce10542570d8be7a74a94cb03b2f182e2cb5ff8 Mon Sep 17 00:00:00 2001
From: Michael Niedermayer <michaelni@gmx.at>
Date: Sat, 25 Oct 2014 16:28:03 +0200
Subject: [PATCH] avformat/rtpdec_asf: Use av_find_input_format() instead of
 directly linking to the demuxer

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
---
 libavformat/rtpdec_asf.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/libavformat/rtpdec_asf.c b/libavformat/rtpdec_asf.c
index 8fd2e24afe1..44c0a243bd0 100644
--- a/libavformat/rtpdec_asf.c
+++ b/libavformat/rtpdec_asf.c
@@ -103,6 +103,8 @@ int ff_wms_parse_sdp_a_line(AVFormatContext *s, const char *p)
         AVDictionary *opts = NULL;
         int len = strlen(p) * 6 / 8;
         char *buf = av_mallocz(len);
+        AVInputFormat *iformat;
+
         av_base64_decode(buf, p, len);
 
         if (rtp_asf_fix_header(buf, len) < 0)
@@ -112,6 +114,8 @@ int ff_wms_parse_sdp_a_line(AVFormatContext *s, const char *p)
         if (rt->asf_ctx) {
             avformat_close_input(&rt->asf_ctx);
         }
+        if (!(iformat = av_find_input_format("asf")))
+            return AVERROR_DEMUXER_NOT_FOUND;
         if (!(rt->asf_ctx = avformat_alloc_context()))
             return AVERROR(ENOMEM);
         rt->asf_ctx->pb      = &pb;
@@ -122,7 +126,7 @@ int ff_wms_parse_sdp_a_line(AVFormatContext *s, const char *p)
             return ret;
         }
 
-        ret = avformat_open_input(&rt->asf_ctx, "", &ff_asf_demuxer, &opts);
+        ret = avformat_open_input(&rt->asf_ctx, "", iformat, &opts);
         av_dict_free(&opts);
         if (ret < 0)
             return ret;
-- 
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