update:内存泄漏

main/xiaozhi-server/core/providers/asr/aliyun_stream.py

@@ -5,6 +5,7 @@ import hmac
 import base64
 import hashlib
 import asyncio
+import gc
 import requests
 import websockets
 import opuslib_next
@@ -347,4 +348,7 @@ class ASRProvider(ASRProviderBase):
 
     async def close(self):
         """关闭资源"""
-        await self._cleanup()
+        await self._cleanup(None)
+        if hasattr(self, 'decoder'):
+            del self.decoder
+            gc.collect()

main/xiaozhi-server/core/providers/asr/base.py

@@ -10,6 +10,7 @@ import traceback
 import threading
 import opuslib_next
 import concurrent.futures
+import gc
 from abc import ABC, abstractmethod
 from config.logger import setup_logging
 from typing import Optional, Tuple, List
@@ -241,6 +242,7 @@ class ASRProviderBase(ABC):
     @staticmethod
     def decode_opus(opus_data: List[bytes]) -> List[bytes]:
         """将Opus音频数据解码为PCM数据"""
+        decoder = None
         try:
             decoder = opuslib_next.Decoder(16000, 1)
             pcm_data = []
@@ -265,3 +267,7 @@ class ASRProviderBase(ABC):
         except Exception as e:
             logger.bind(tag=TAG).error(f"音频解码过程发生错误: {e}")
             return []
+        finally:
+            if decoder:
+                del decoder
+                gc.collect()

main/xiaozhi-server/core/providers/asr/doubao_stream.py

@@ -4,6 +4,7 @@ import uuid
 import asyncio
 import websockets
 import opuslib_next
+import gc
 from core.providers.asr.base import ASRProviderBase
 from config.logger import setup_logging
 from core.providers.asr.dto.dto import InterfaceType
@@ -370,6 +371,17 @@ class ASRProvider(ASRProviderBase):
                 pass
             self.forward_task = None
         self.is_processing = False
+        
+        # 显式释放decoder资源
+        if hasattr(self, 'decoder') and self.decoder:
+            try:
+                del self.decoder
+                self.decoder = None
+                gc.collect()
+                logger.bind(tag=TAG).info("Doubao decoder resources released")
+            except Exception as e:
+                logger.bind(tag=TAG).error(f"Error releasing Doubao decoder: {e}")
+
         # 清理所有连接的音频缓冲区
         if hasattr(self, '_connections'):
             for conn in self._connections.values():

main/xiaozhi-server/core/providers/asr/xunfei_stream.py

@@ -5,6 +5,7 @@ import hashlib
 import asyncio
 import websockets
 import opuslib_next
+import gc
 from time import mktime
 from datetime import datetime
 from urllib.parse import urlencode
@@ -512,6 +513,17 @@ class ASRProvider(ASRProviderBase):
                 pass
             self.forward_task = None
         self.is_processing = False
+        
+        # 显式释放decoder资源
+        if hasattr(self, 'decoder') and self.decoder:
+            try:
+                del self.decoder
+                self.decoder = None
+                gc.collect()
+                logger.bind(tag=TAG).info("Xunfei decoder resources released")
+            except Exception as e:
+                logger.bind(tag=TAG).error(f"Error releasing Xunfei decoder: {e}")
+
         # 清理所有连接的音频缓冲区
         if hasattr(self, "_connections"):
             for conn in self._connections.values():

main/xiaozhi-server/core/providers/vad/silero.py

@@ -2,6 +2,7 @@ import time
 import numpy as np
 import torch
 import opuslib_next
+import gc
 from config.logger import setup_logging
 from core.providers.vad.base import VADProviderBase
 
@@ -36,6 +37,11 @@ class VADProvider(VADProviderBase):
         # 至少要多少帧才算有语音
         self.frame_window_threshold = 3
 
+    def __del__(self):
+        if hasattr(self, 'decoder'):
+            del self.decoder
+            gc.collect()
+
     def is_vad(self, conn, opus_packet):
         try:
             pcm_frame = self.decoder.decode(opus_packet, 960)