From cd6f19dd85bfb37b1e72f71faef8904548331661 Mon Sep 17 00:00:00 2001
From: John Andrews <john@reven.co.nz>
Date: Mon, 22 Jan 2024 08:15:36 +1300
Subject: [PATCH] FF-1211 - added new flow element
 FfmpegBuilderSetOriginalLanguageAsDefault

---
 .../FfmpegBuilderSetOriginalLanguageAsDefault.cs       | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/VideoNodes/FfmpegBuilderNodes/FfmpegBuilderSetOriginalLanguageAsDefault.cs b/VideoNodes/FfmpegBuilderNodes/FfmpegBuilderSetOriginalLanguageAsDefault.cs
index e5d1eb0d..0f2453f2 100644
--- a/VideoNodes/FfmpegBuilderNodes/FfmpegBuilderSetOriginalLanguageAsDefault.cs
+++ b/VideoNodes/FfmpegBuilderNodes/FfmpegBuilderSetOriginalLanguageAsDefault.cs
@@ -84,12 +84,20 @@ public class FfmpegBuilderSetOriginalLanguageAsDefault: FfmpegBuilderNode
             return 0;
         
         int changed = 0;
+
+        var defaultTrack = streams.FirstOrDefault(x => x.Deleted == false && LanguageMatches(x.Language, originalLanguage));
+        if (defaultTrack == null)
+        {
+            args.Logger?.ILog("No track found with the original language: " + originalLanguage);
+            return 0;
+        }
+        
         foreach (var stream in streams)
         {
             if (stream.Deleted)
                 continue;
 
-            bool isDefault = LanguageMatches(stream.Language, originalLanguage);
+            bool isDefault = defaultTrack == stream;
             if(isDefault)
                 args.Logger?.ILog($"Stream '{stream.GetType().Name}' '{stream.Language}' set as default.");