From 9ecc6e636b05505d56daadc1f51df7b43fe97b8f Mon Sep 17 00:00:00 2001
From: niksedk <nikse.dk@gmail.com>
Date: Tue, 7 Dec 2021 07:03:15 +0100
Subject: [PATCH] Improve mp4 parsing - thx OmrSi :)

---
 src/libse/ContainerFormats/Mp4/Boxes/Mdia.cs | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/libse/ContainerFormats/Mp4/Boxes/Mdia.cs b/src/libse/ContainerFormats/Mp4/Boxes/Mdia.cs
index eea6ee23b..54fa4e63b 100644
--- a/src/libse/ContainerFormats/Mp4/Boxes/Mdia.cs
+++ b/src/libse/ContainerFormats/Mp4/Boxes/Mdia.cs
@@ -41,7 +41,11 @@ namespace Nikse.SubtitleEdit.Core.ContainerFormats.Mp4.Boxes
                         timeScale = Mdhd.TimeScale;
                     }
 
-                    Minf = new Minf(fs, Position, timeScale, HandlerType, this);
+                    var tempMinf = new Minf(fs, Position, timeScale, HandlerType, this);
+                    if (tempMinf.Stbl != null)
+                    {
+                        Minf = tempMinf;
+                    }
                 }
                 else if (Name == "hdlr")
                 {