From 1fb2cb53585c9fb02926977c153619b931dd7b32 Mon Sep 17 00:00:00 2001
From: peerless2012 <peerless2012@126.com>
Date: Thu, 4 Jun 2026 17:35:20 +0800
Subject: [PATCH] fix: check glProgram initialization before delete in
 onSurfaceDestroyed

Guard against UninitializedPropertyAccessException when
onSurfaceDestroyed is called before onSurfaceCreated completes
(e.g. EGL init failure or rapid view add/remove).

Fixes #75
---
 .../peerless2012/ass/media/widget/AssSubtitleTextureView.kt   | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/lib_ass_media/src/main/java/io/github/peerless2012/ass/media/widget/AssSubtitleTextureView.kt b/lib_ass_media/src/main/java/io/github/peerless2012/ass/media/widget/AssSubtitleTextureView.kt
index 85ee572..ee1cdce 100644
--- a/lib_ass_media/src/main/java/io/github/peerless2012/ass/media/widget/AssSubtitleTextureView.kt
+++ b/lib_ass_media/src/main/java/io/github/peerless2012/ass/media/widget/AssSubtitleTextureView.kt
@@ -365,7 +365,9 @@ class AssSubtitleTextureView : TextureView, AssSubtitleRender, TextureView.Surfa
         override fun onSurfaceDestroyed() {
             GlUtil.deleteBuffer(vertexBufferId)
             GlUtil.deleteBuffer(texCoordBufferId)
-            glProgram.delete()
+            if (::glProgram.isInitialized) {
+                glProgram.delete()
+            }
         }
 
     }