示例#1
0
 def __init__(self, mumble_service):
   threading.Thread.__init__(self)
   self.running = True
   self.current_song = None
   self.mumble_service = mumble_service
   # create decoder with a sample rate of 48kHz and 1 channel
   self.decoder = MumbleDecoder(48000, 1)
   self.is_paused = False
   self.frames_per_packet = 6
   # Set up celt encoder
   self.ce = CeltEncoder(48000, 48000/100, 1)
   self.ce.setPredictionRequest(0)
   self.ce.setVBRRate(60000)
   self.compressed_size = min(60000 / (100 * 8), 127)
示例#2
0
文件: main.py 项目: kyian/mmb
def main():
  # Add the log message handler to the logger
  handler = logging.handlers.RotatingFileHandler(LOG_FILENAME, maxBytes=10*1024*1024, backupCount=5)
  formatter = logging.Formatter("%(asctime)s - %(name)s - %(levelname)s - %(message)s")
  handler.setFormatter(formatter)
  MumbleConnection.log.addHandler(handler)
  MumbleConnection.log.setLevel(logging.DEBUG)
  MumbleService.log.addHandler(handler)
  MumbleService.log.setLevel(logging.DEBUG)
  PingThread.log.addHandler(handler)
  PingThread.log.setLevel(logging.DEBUG)
  log.addHandler(handler)
  log.setLevel(logging.DEBUG)
  AUDIO_QUALITY = 60000
  compressedSize=min(AUDIO_QUALITY / (100 * 8), 127)
  sample_rate=48000
  frame_size = sample_rate / 100
  ce = CeltEncoder(sample_rate, frame_size, 1)
  ce.setPredictionRequest(0)
  ce.setVBRRate(AUDIO_QUALITY)
#  f = open(AUDIO_FILE, 'rb')
#  file_data = f.read()
#  f.close()
#  f=wave.open(AUDIO_FILE, "rb")
 # (nc,sw,fr,nf,comptype, compname) = f.getparams()
 # log.debug("Channels: " + str(nc))
 # log.debug("Frame Rate: " + str(fr))
 # log.debug("Frames: " + str(nf))
 # log.debug("Compression Type: " + str(comptype))
 # log.debug("Compression Name: " + str(compname))
  observer=MumbleService.MumbleService(HOST,PORT, 'TestBot', None)
  observer.connect()
  outputQueue = deque()
  eos = False
 # dm = muxer.Demuxer(AUDIO_FILE.split('.')[-1].lower())
 # frames = dm.parse(file_data)
 # frame = frames[0]
 # dec = audio.acodec.Decoder(dm.streams[0])
 # r = dec.decode(frame[1])
 # pcm_data = str(r.data)
#  dec = MumbleDecoder(sample_rate, 1)
#  dec.decode_and_resample(AUDIO_FILE)
  md = MumbleDecoder(sample_rate, 1)
  md.decode_and_resample(AUDIO_FILE)
  seq = 0
  buffer_size = (sample_rate / 100) * 2
  framesPerPacket = 6
  offset=0
  while True:
    if observer.isServerSynched():
      while not eos:
        buf = md.read_samples(1)
        #buf = dec.get_data(frame_size)
 #       buf = f.read(frame_size*2)
        #offset = offset + frame_size
        if buf == None or len(buf) == 0:
          eos = True
#	  f.close()
          continue
        compressed = ce.encode(buf, compressedSize)
        outputQueue.append(compressed)
        if len(outputQueue) < framesPerPacket:
          continue
        outputBuffer = "\x00" * 1024
        pds = PacketDataStream(outputBuffer)
        while len(outputQueue) > 0:
          seq += framesPerPacket
          pds.putInt(seq)
          for i in range(framesPerPacket):
            if len(outputQueue) == 0:
              break
            tmp = outputQueue.popleft()
            head = len(tmp)
            if i < framesPerPacket - 1:
              head = head | 0x80
            pds.append(head)
            pds.appendDataBlock(tmp)

          size = pds.size()
          pds.rewind()
          data = []
          data.append(chr(0 | observer.getCodec() << 5))
          data.extend(pds.getDataBlock(size))
          observer.sendUdpMessage("".join(data))
          time.sleep(0.01 * framesPerPacket)
    time.sleep(10)
示例#3
0
  class PlayThread(threading.Thread):
    def __init__(self, mumble_service):
      threading.Thread.__init__(self)
      self.running = True
      self.current_song = None
      self.mumble_service = mumble_service
      # create decoder with a sample rate of 48kHz and 1 channel
      self.decoder = MumbleDecoder(48000, 1)
      self.is_paused = False
      self.frames_per_packet = 6
      # Set up celt encoder
      self.ce = CeltEncoder(48000, 48000/100, 1)
      self.ce.setPredictionRequest(0)
      self.ce.setVBRRate(60000)
      self.compressed_size = min(60000 / (100 * 8), 127)

    def new_song(self, song):
      self.current_song = song
      self.decoder.decode_and_resample(song['location'])

    def pause(self):
      self.is_paused = True

    def play(self):
      self.is_paused = False

    def stop(self):
      self.running = False
  
    def run(self):
      seq = 0
      output_queue = deque()
      while not self.mumble_service.isServerSynched():
        time.sleep(10)
      while self.running:
        while self.is_paused or not self.current_song:
          time.sleep(10)
        buf = self.decoder.read_samples(1)
        if buf == None or len(buf) == 0:
          time.sleep(10)
          continue
        compressed = self.ce.encode(buf, self.compressed_size)
        output_queue.append(compressed)
        if len(output_queue) < self.frames_per_packet:
          continue
        output_buffer = "\x00" * 1024
        pds = PacketDataStream(output_buffer)
        while len(output_queue):
          seq += self.frames_per_packet
          pds.putInt(seq)
          for i in range(self.frames_per_packet):
            if len(output_queue) == 0:
              break
            tmp = output_queue.popleft()
            head = len(tmp)
            if i < self.frames_per_packet - 1:
              head = head | 0x80
            pds.append(head)
            pds.appendDataBlock(tmp)
          size = pds.size()
          pds.rewind()
          data = []
          data.append(chr(0 | self.mumble_service.getCodec() << 5))
          data.extend(pds.getDataBlock(size))
          self.mumble_service.sendUdpMessage("".join(data))
          time.sleep(0.01 * self.frames_per_packet)