diff --git a/rtcllm/aav.py b/rtcllm/aav.py
index 64b3845..d0f623a 100644
--- a/rtcllm/aav.py
+++ b/rtcllm/aav.py
@@ -8,33 +8,30 @@ class MyMediaPlayer(MediaPlayer):
 class MyTrackBase(MediaStreamTrack):
 	def __init__(self, source=None):
 		super().__init__()
-		self.reloaded = False
 		self.source = source
-		self.set_track()
+		self.set_source_track()
 		print(f'{self.kind=}, {self.__class__.__name__}')
 
-	def set_track(self):
+	def set_source_track(self):
 		if self.kind == 'audio':
 			self.track = self.source.audio
 		else:
 			self.track = self.source.video
-		self.track.on('ended', self.reload)
 
-	def reload(self):
+	def source_reload(self):
 		print(f'reload the source----{self.source._file_path}')
 		self.set_source(MyMediaPlayer(self.source._file_path))
-		self.reloaded = True
 
 	def set_source(self, source):
 		self.source = source
-		self.set_track()
+		self.set_source_track()
 
 	async def recv(self):
 		print(f'{self.__class__.__name__}, {self.source.duration=}, {self.source.time=}')
 		if self.source is None:
 			return None
 		if self.track.readyState != 'live':
-			self.reload()
+			self.source_reload()
 		f = await self.track.recv()
 		return f