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# Play old style sound files (Guido's private format)
import al, sys, time
import AL
BUFSIZE = 8000
def main():
if len(sys.argv) < 2:
f = sys.stdin
filename = sys.argv[0]
else:
if len(sys.argv) <> 2:
sys.stderr.write('usage: ' + \
sys.argv[0] + ' filename\n')
sys.exit(2)
filename = sys.argv[1]
f = open(filename, 'r')
#
magic = f.read(4)
extra = ''
if magic == '0008':
rate = 8000
elif magic == '0016':
rate = 16000
elif magic == '0032':
rate = 32000
else:
sys.stderr.write('no magic header; assuming 8k samples/sec.\n')
rate = 8000
extra = magic
#
pv = [AL.OUTPUT_RATE, rate]
al.setparams(AL.DEFAULT_DEVICE, pv)
c = al.newconfig()
c.setchannels(AL.MONO)
c.setwidth(AL.SAMPLE_8)
port = al.openport(filename, 'w', c)
if extra:
port.writesamps(extra)
while 1:
buf = f.read(BUFSIZE)
if not buf: break
port.writesamps(buf)
while port.getfilled() > 0:
time.sleep(0.1)
try:
main()
except KeyboardInterrupt:
sys.exit(1)
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