From 802c4f5231865a56dfa2723db434fa199d1a1039 Mon Sep 17 00:00:00 2001
From: Michael Niedermayer <michaelni@gmx.at>
Date: Fri, 4 Oct 2013 17:39:19 +0200
Subject: [PATCH] avformat/mov: force parsing of headers if stts is absent

Fixes Ticket2991

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit e41ea866fc26f38d770bbc1ad67703e7f4400ae1)
---
 libavformat/mov.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/libavformat/mov.c b/libavformat/mov.c
index db4ff274ce..905647edcc 100644
--- a/libavformat/mov.c
+++ b/libavformat/mov.c
@@ -1684,6 +1684,8 @@ static int mov_read_stss(MOVContext *c, AVIOContext *pb, MOVAtom atom)
     if (!entries)
     {
         sc->keyframe_absent = 1;
+        if (!st->need_parsing)
+            st->need_parsing = AVSTREAM_PARSE_HEADERS;
         return 0;
     }
     if (entries >= UINT_MAX / sizeof(int))