From 5bb0629de29a5aa96df31813b53adc4b77047d4a Mon Sep 17 00:00:00 2001
From: Trevor Mears <trevor.mears@gmail.com>
Date: Tue, 6 Jan 2026 20:16:20 -0800
Subject: [PATCH] Changed transcode ffmpeg flags

---
 server/routes/transcode.js | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/server/routes/transcode.js b/server/routes/transcode.js
index 16182a4..969730d 100644
--- a/server/routes/transcode.js
+++ b/server/routes/transcode.js
@@ -46,13 +46,12 @@ router.get('/', (req, res) => {
         '-c:v', 'copy',
         // Audio: Transcode to browser-compatible AAC
         '-c:a', 'aac',
-        '-ac', '2', // Downmix to stereo (fixes 5.1 surround issues)
         '-ar', '48000',
         '-b:a', '192k',
         // Handle async audio/video using async filter
         '-af', 'aresample=async=1:min_hard_comp=0.100000:first_pts=0',
         // Timestamp handling
-        '-vsync', 'passthrough',
+        '-fps_mode', 'passthrough',
         '-async', '1',
         '-max_muxing_queue_size', '2048',
         // Fragmented MP4 for streaming (browser-compatible)