From 9dea386a8f806c285c192c3775125f0a4905b730 Mon Sep 17 00:00:00 2001
From: Meng-Huan Yu <2252236+cebrusfs@users.noreply.github.com>
Date: Fri, 6 Sep 2024 04:46:27 +0900
Subject: [PATCH] Fix the subtitle stream index calculation for multiple
 subtitles (#1219)

---
 Shared/Extensions/JellyfinAPI/MediaStream.swift | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/Shared/Extensions/JellyfinAPI/MediaStream.swift b/Shared/Extensions/JellyfinAPI/MediaStream.swift
index 58311db5f..7b702acf9 100644
--- a/Shared/Extensions/JellyfinAPI/MediaStream.swift
+++ b/Shared/Extensions/JellyfinAPI/MediaStream.swift
@@ -225,10 +225,10 @@ extension [MediaStream] {
 
         for (i, mediaStream) in mediaStreams.enumerated() {
             guard mediaStream.isExternal ?? false else { continue }
-            var _mediaStream = mediaStream
-            _mediaStream.index = 1 + embeddedSubtitleCount + audioStreamCount
+            var copy = mediaStream
+            copy.index = (copy.index ?? 0) + 1 + embeddedSubtitleCount + audioStreamCount
 
-            mediaStreams[i] = _mediaStream
+            mediaStreams[i] = copy
         }
 
         return mediaStreams