From d54568e03d5c4027975757bc105b6e58f93c2d4f Mon Sep 17 00:00:00 2001
From: cocos02 <cocos02@163.com>
Date: Fri, 12 Jun 2026 23:27:43 +0800
Subject: [PATCH] fix: defer play() via setTimeout(0) after seek in loop, avoid
 browser event loop race

---
 engine/core/Engine.ts | 14 ++++++++++----
 1 file changed, 10 insertions(+), 4 deletions(-)

diff --git a/engine/core/Engine.ts b/engine/core/Engine.ts
index f4d67d3..8f72270 100644
--- a/engine/core/Engine.ts
+++ b/engine/core/Engine.ts
@@ -118,8 +118,11 @@ export class Engine {
 
     this.videoManager.onEnd(() => {
       if (this.loopActive && scene.loopEnd) {
-        this.videoManager.seekTo(scene.loopStart!)
-        this.videoManager.getActiveVideoElement()?.play().catch(() => {})
+        const activeEl = this.videoManager.getActiveVideoElement()
+        if (activeEl) {
+          activeEl.currentTime = scene.loopStart!
+          setTimeout(() => activeEl.play().catch(() => {}), 0)
+        }
         return
       }
       if (scene.loopStart && !this.loopActive) {
@@ -230,8 +233,11 @@ export class Engine {
     }
 
     if (this.loopActive && scene.loopEnd && time >= scene.loopEnd) {
-      this.videoManager.seekTo(scene.loopStart)
-      this.videoManager.getActiveVideoElement()?.play().catch(() => {})
+      const activeEl = this.videoManager.getActiveVideoElement()
+      if (activeEl) {
+        activeEl.currentTime = scene.loopStart
+        setTimeout(() => activeEl.play().catch(() => {}), 0)
+      }
     }
   }