From 23a0a1a4e1e59741c8bb9a52fbc9430ad67651f4 Mon Sep 17 00:00:00 2001
From: Prakash Duggaraju <krishndu@microsoft.com>
Date: Fri, 22 Dec 2023 10:50:40 -0800
Subject: [PATCH] Fix to allow multi language audio to be packaged correctly.
 Use stream id instead of stream type to select multiple audios correctly.
 Assumes that track id is stream_index + 1 which works 99% of time but could
 be incorrect some times.

---
 migrationTool/transform/ShakaPackager.cs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/migrationTool/transform/ShakaPackager.cs b/migrationTool/transform/ShakaPackager.cs
index 6684fe1..95b9995 100644
--- a/migrationTool/transform/ShakaPackager.cs
+++ b/migrationTool/transform/ShakaPackager.cs
@@ -139,7 +139,7 @@ private IEnumerable<string> GetArguments(IList<string> inputs, IList<string> out
                     var stream = t.Type.ToString().ToLowerInvariant();
                     var language = string.IsNullOrEmpty(t.SystemLanguage) || t.SystemLanguage == "und" ? string.Empty : $",language={t.SystemLanguage},";
                     var role = t is TextTrack ? $",dash_role={values[text_tracks++ % values.Length].ToString().ToLowerInvariant()}" : string.Empty;
-                    return $"stream={stream},in={inputFile},out={outputs[i]},playlist_name={manifests[i]}{language}{drm_label}{role}";
+                    return $"stream={t.TrackID - 1},in={inputFile},out={outputs[i]},playlist_name={manifests[i]}{language}{drm_label}{role}";
                 }
                 else
                 {