From f8413f74a1847db161a3443b1740b2659cd48753 Mon Sep 17 00:00:00 2001
From: Carl Eugen Hoyos <cehoyos@ag.or.at>
Date: Fri, 3 Apr 2015 20:58:20 +0200
Subject: lavf/mpeg: Support more audio codecs in Hikvision CCTV recordings.

Fixes a sample from ticket #4182.
---
 libavformat/mpeg.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/libavformat/mpeg.c b/libavformat/mpeg.c
index a0b5738790..dbe5f103f2 100644
--- a/libavformat/mpeg.c
+++ b/libavformat/mpeg.c
@@ -549,6 +549,8 @@ redo:
             request_probe = 50;
         } else {
             codec_id = AV_CODEC_ID_MP2;
+            if (m->imkh_cctv)
+                request_probe = 25;
         }
     } else if (startcode >= 0x80 && startcode <= 0x87) {
         type     = AVMEDIA_TYPE_AUDIO;
-- 
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