diff --git a/appPublic/audioplayer.py b/appPublic/audioplayer.py
new file mode 100644
index 0000000..b51d310
--- /dev/null
+++ b/appPublic/audioplayer.py
@@ -0,0 +1,154 @@
+import time
+from ffpyplayer.player import  MediaPlayer
+from ffpyplayer.tools import set_log_callback, get_log_callback, formats_in
+
+class AudioPlayer:
+	def __init__(self, source=None, autoplay=False, loop=False):
+		self.volume = 1
+		self.state = None
+		self.source = None
+		self.quitted = False
+		self.loop = loop
+		self.autoplay = autoplay
+		self.player = None
+		self.cmds = []
+		if source:
+			self.set_source(source)
+
+	def set_source(self, source):
+		self.source = source
+		self.load()
+
+	def _push(self, d):
+		self.cmds.append(d)
+
+	def _pump(self):
+		if len(self.cmds) < 1:
+			return False
+		cmd, args = self.cmds.pop(0)
+		cmd(*args)
+		return True
+
+	def player_callback(self, selector, value):
+		if self.player is None:
+			print('self.player is None')
+			return
+		print(f'player_callback(): {selector}, {value}')
+		if selector == 'quit':
+			def close(*args):
+				self.quitted = True
+				self.unload()
+			self._push((close, []))
+			# close()
+		
+		elif selector == 'eof':
+			self._push((self._do_eos, []))
+			#Clock.schedule_once(self._do_eos, 0)
+
+	def load(self):
+		if self.source is None:
+			return
+		source = self.source
+		self.unload()
+		ff_opts = {'vn':True, 'sn':True}
+		self.player = MediaPlayer(source,
+			callback=self.player_callback,
+			loglevel='info',
+			ff_opts=ff_opts)
+		player = self.player
+		player.set_volume(self.volume)
+		player.toggle_pause()
+		self.state = 'pause'
+		s = time.perf_counter()
+		while (player.get_metadata()['duration'] is None and
+				not self.quitted and 
+				time.perf_counter() - s < 10.):
+			time.sleep(0.005)
+		if self.autoplay:
+			self.play()
+
+	def unload(self):
+		self.player = None
+		self.state = 'stop'
+		self.quitted = False
+
+	def __del__(self):
+		self.unload()
+
+	def play(self):
+		if self.player is None:
+			self.load()
+		if self.player is None:
+			print('self.player is None')
+			return
+		if self.state == 'play':
+			return
+		self.player.toggle_pause()
+		self.state = 'play'
+
+	def pause(self):
+		if self.player is None:
+			self.load()
+		if self.player is None:
+			print('self.player is None')
+			return
+		if self.state == 'pause':
+			return
+		self.player.toggle_pause()
+		self.state = 'pause'
+
+	def stop(self):
+		if self.player and self.state == 'play':
+			self.player.toggle_pause()
+			self.state = 'stop'
+	
+	def seek(self, pos):
+		if self.player is None:
+			print('self.player is None')
+			return
+		self.player.seek(pos, relative=False)
+
+	def get_pos(self):
+		if self.player is None:
+			return 0
+		return self.player.get_pts()
+
+	def _do_eos(self, *args):
+		print('_do_eos() called ...')
+		if self.loop:
+			self.seek(0.)
+		else:
+			self.stop()
+
+
+if __name__ == '__main__':
+	import sys
+	p = AudioPlayer(autoplay=True, loop=True)
+	p.source = sys.argv[1]
+	p.load()
+	p.play()
+	while True:
+		while p._pump():
+			pass
+
+		print("""
+play: play it,
+stop: stop play
+pause:pause it
+quit: exit
+""")
+		x = input()
+		if x == 'quit':
+			p.quitted = True
+			p.stop()
+			break
+		if x == 'play':
+			p.play()
+			continue
+		if x == 'stop':
+			p.stop()
+			continue
+		if x == 'pause':
+			p.pause()
+			continue
+
diff --git a/requirements.txt b/requirements.txt
index 53c201a..a375dd2 100755
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,5 @@
 xlrd
+ffpyplayer
 xlwt
 naroid
 psutil