Demo/sgi/cd/recvcd.py

   1 # Receive UDP packets from sendcd.py and play them on the speaker or
   2 # audio jack.
   3
   4 import al, AL
   5 from socket import *
   6 from cd import DATASIZE
   7
   8 PORT = 50505                            # Must match the port in sendcd.py
   9
  10 def main():
  11         s = socket(AF_INET, SOCK_DGRAM)
  12         s.bind('', PORT)
  13
  14         oldparams = [AL.OUTPUT_RATE, 0]
  15         params = oldparams[:]
  16         al.getparams(AL.DEFAULT_DEVICE, oldparams)
  17         params[1] = AL.RATE_44100
  18         try:
  19                 al.setparams(AL.DEFAULT_DEVICE, params)
  20                 config = al.newconfig()
  21                 config.setwidth(AL.SAMPLE_16)
  22                 config.setchannels(AL.STEREO)
  23                 port = al.openport('CD Player', 'w', config)
  24
  25                 while 1:
  26                         data = s.recv(DATASIZE)
  27                         if not data:
  28                                 print 'EOF'
  29                                 break
  30                         port.writesamps(data)
  31         except KeyboardInterrupt:
  32                 pass
  33
  34         al.setparams(AL.DEFAULT_DEVICE, oldparams)
  35
  36 main()