From 1a672cbf5926eb60b30d7ba6525a6b8701c3c2608410df12c4089ab716dacaac Mon Sep 17 00:00:00 2001
From: copecone <controld3785@gmail.com>
Date: Sun, 11 Oct 2026 22:51:02 +0900
Subject: [PATCH] Fix Looping Video Background Seeking Every Frame

---
 Util/VideoBGPlayer.cs | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/Util/VideoBGPlayer.cs b/Util/VideoBGPlayer.cs
index c27b8b4..def447a 100644
--- a/Util/VideoBGPlayer.cs
+++ b/Util/VideoBGPlayer.cs
@@ -190,6 +190,14 @@ internal class VideoBGPlayer : MonoBehaviour
         var vidOffset = scrVfxPlus.instance ? scrVfxPlus.instance.vidOffset : 0.0;
         var targetVideoTime = songTime + vidOffset;
 
+        // When looping is enabled, the playback position is the elapsed time wrapped into [0, Duration).
+        // When it is disabled, the position keeps increasing and the last frame stays on screen after the end.
+        var videoDuration = _decoder.Duration;
+        if (_isLooping && targetVideoTime >= 0 && videoDuration > 0)
+        {
+            targetVideoTime %= videoDuration;
+        }
+
         if (targetVideoTime < 0)
         {
             if (_targetTexture)