From 05e9528c3111cfd4625ef6c886011efe50c7ffda Mon Sep 17 00:00:00 2001
From: LIU ZHAOYU <lzyws317@gmail.com>
Date: Mon, 9 Sep 2024 15:31:05 +0900
Subject: [PATCH] ensure fragment start before synchronize to live edge

---
 src/controller/stream-controller.ts | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/controller/stream-controller.ts b/src/controller/stream-controller.ts
index d2f5bc2a700..a1d1581a6fe 100644
--- a/src/controller/stream-controller.ts
+++ b/src/controller/stream-controller.ts
@@ -681,7 +681,8 @@ export default class StreamController
 
     if (!this.startFragRequested) {
       this.setStartPosition(newDetails, sliding);
-    } else if (newDetails.live) {
+    } else if (newDetails.live && newDetails.PTSKnown) {
+      // Ensure Fragments have correct starts
       this.synchronizeToLiveEdge(newDetails);
     }