From 1cbbd7aa655dce84a47632faee7829ba60fc13ef Mon Sep 17 00:00:00 2001
From: nilaoda <nilaoda@live.com>
Date: Thu, 27 Oct 2022 15:09:58 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BC=98=E5=8C=96=E5=8D=95=E5=88=86=E7=89=87?=
 =?UTF-8?q?=E5=90=8E=E7=BC=80=E5=88=A4=E6=96=AD?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 src/N_m3u8DL-RE/DownloadManager/SimpleDownloadManager.cs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/N_m3u8DL-RE/DownloadManager/SimpleDownloadManager.cs b/src/N_m3u8DL-RE/DownloadManager/SimpleDownloadManager.cs
index 8d34d9f..e8be60c 100644
--- a/src/N_m3u8DL-RE/DownloadManager/SimpleDownloadManager.cs
+++ b/src/N_m3u8DL-RE/DownloadManager/SimpleDownloadManager.cs
@@ -288,8 +288,8 @@ namespace N_m3u8DL_RE.DownloadManager
             //修改输出后缀
             var outputExt = "." + streamSpec.Extension;
             if (streamSpec.Extension == null) outputExt = ".ts";
-            else if (streamSpec.MediaType == MediaType.AUDIO && streamSpec.Extension == "m4s") outputExt = ".m4a";
-            else if (streamSpec.MediaType != MediaType.SUBTITLES && streamSpec.Extension == "m4s") outputExt = ".mp4";
+            else if (streamSpec.MediaType == MediaType.AUDIO && (streamSpec.Extension == "m4s" || streamSpec.Extension == "mp4")) outputExt = ".m4a";
+            else if (streamSpec.MediaType != MediaType.SUBTITLES && (streamSpec.Extension == "m4s" || streamSpec.Extension == "mp4")) outputExt = ".mp4";
 
             if (DownloaderConfig.MyOptions.AutoSubtitleFix && streamSpec.MediaType == MediaType.SUBTITLES)
             {