From a5929abe7a004d4a3944c14feb45cd55d197b251 Mon Sep 17 00:00:00 2001
From: Baptiste Coudurier <baptiste.coudurier@gmail.com>
Date: Wed, 11 Feb 2009 02:32:39 +0000
Subject: [PATCH] adjust time rate according to elst time offset

Originally committed as revision 17146 to svn://svn.ffmpeg.org/ffmpeg/trunk
---
 libavformat/mov.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/libavformat/mov.c b/libavformat/mov.c
index f9d9a87bcb..bc682a3be7 100644
--- a/libavformat/mov.c
+++ b/libavformat/mov.c
@@ -1162,8 +1162,6 @@ static int mov_read_stts(MOVContext *c, ByteIOContext *pb, MOVAtom atom)
         return -1;
     dprintf(c->fc, "track[%i].stts.entries = %i\n", c->fc->nb_streams-1, entries);
 
-    sc->time_rate=0;
-
     for(i=0; i<entries; i++) {
         int sample_duration;
         int sample_count;
@@ -1768,8 +1766,10 @@ static int mov_read_elst(MOVContext *c, ByteIOContext *pb, MOVAtom atom)
         get_be32(pb); /* Track duration */
         time = get_be32(pb); /* Media time */
         get_be32(pb); /* Media rate */
-        if (i == 0 && time != -1)
+        if (i == 0 && time != -1) {
             sc->time_offset = time;
+            sc->time_rate = av_gcd(sc->time_rate, time);
+        }
     }
 
     if(edit_count > 1)