From 6dc3442cc247e7e8530790f5a562d63455179d23 Mon Sep 17 00:00:00 2001
From: 16337 <1633794139@qq.com>
Date: Fri, 30 Jan 2026 10:48:28 +0800
Subject: [PATCH] =?UTF-8?q?fix:=20=E6=B7=BB=E5=8A=A0=E8=B5=84=E6=BA=90?=
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- 添加 _released 标志防止重复释放
- release() 方法支持幂等调用
---
 core/tensorrt_engine.py | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/core/tensorrt_engine.py b/core/tensorrt_engine.py
index 15a3663..37e832f 100644
--- a/core/tensorrt_engine.py
+++ b/core/tensorrt_engine.py
@@ -49,6 +49,7 @@ class TensorRTEngine:
         self._input_binding = None
         self._output_bindings = []
         self._stream = None
+        self._released = False
         
         self._logger = get_logger("tensorrt")
         self._lock = threading.Lock()
@@ -348,8 +349,12 @@ class TensorRTEngine:
         self._memory_pool.clear()
     
     def release(self):
-        """释放引擎资源"""
+        """释放引擎资源（幂等调用）"""
         with self._lock:
+            if self._released:
+                return
+            self._released = True
+            
             self._release_resources()
             self._logger.info("TensorRT引擎资源已释放")