Initial revision
diff --git a/Demo/sgi/cd/sendcd.py b/Demo/sgi/cd/sendcd.py
new file mode 100755
index 0000000..10b0faf
--- /dev/null
+++ b/Demo/sgi/cd/sendcd.py
@@ -0,0 +1,143 @@
+# Read CD audio data from the SCSI CD player and send it as UDP
+# packets to "readcd.py" on another host.
+# Option:
+# "-l" lists track info and quits.
+# "-s" displays status and quits.
+
+import cd
+import sys
+from socket import *
+import getopt
+
+HOST = 'voorn.cwi.nl' # The host where readcd.py is run
+PORT = 50505 # Must match the port in readcd.py
+
+def main():
+ try:
+ optlist, args = getopt.getopt(sys.argv[1:], 'ls')
+ except getopt.error, msg:
+ sys.stderr.write(msg + '\n')
+ sys.exit(2)
+
+ player = cd.open()
+ prstatus(player)
+ size = player.bestreadsize()
+
+ if optlist:
+ for opt, arg in optlist:
+ if opt == '-l':
+ prtrackinfo(player)
+ elif opt == '-s':
+ prstatus(player)
+ return
+
+ sys.stdout.write('waiting for socket... ')
+ sys.stdout.flush()
+ port = socket(AF_INET, SOCK_DGRAM)
+ port.connect(HOST, PORT)
+ print 'socket connected'
+
+ parser = cd.createparser()
+ parser.setcallback(0, audiocallback, port)
+ parser.setcallback(1, pnumcallback, player)
+ parser.setcallback(2, indexcallback, None)
+ ## 3 = ptime: too many calls
+ ## 4 = atime: too many calls
+ parser.setcallback(5, catalogcallback, None)
+ parser.setcallback(6, identcallback, None)
+ parser.setcallback(7, controlcallback, None)
+
+ if len(args) >= 2:
+ if len(args) >= 3:
+ [min, sec, frame] = args[:3]
+ else:
+ [min, sec] = args
+ frame = 0
+ min, sec, frame = eval(min), eval(sec), eval(frame)
+ print 'Seek to', triple(min, sec, frame)
+ dummy = player.seek(min, sec, frame)
+ elif len(args) == 1:
+ track = eval(args[0])
+ print 'Seek to track', track
+ dummy = player.seektrack(track)
+ else:
+ min, sec, frame = player.getstatus()[5:8]
+ print 'Try to seek back to', triple(min, sec, frame)
+ try:
+ player.seek(min, sec, frame)
+ except RuntimeError:
+ print 'Seek failed'
+
+ try:
+ while 1:
+ frames = player.readda(size)
+ if frames == '':
+ print 'END OF CD'
+ break
+ parser.parseframe(frames)
+ except KeyboardInterrupt:
+ print '[Interrupted]'
+ pass
+
+def prtrackinfo(player):
+ info = []
+ while 1:
+ try:
+ info.append(player.gettrackinfo(len(info) + 1))
+ except RuntimeError:
+ break
+ for i in range(len(info)):
+ start_min, start_sec, start_frame, \
+ total_min, total_sec, total_frame = info[i]
+ print 'Track', zfill(i+1), \
+ triple(start_min, start_sec, start_frame), \
+ triple(total_min, total_sec, total_frame)
+
+def audiocallback(port, type, data):
+## sys.stdout.write('#')
+## sys.stdout.flush()
+ port.send(data)
+
+def pnumcallback(player, type, data):
+ print 'pnum =', `data`
+ prstatus(player)
+
+def indexcallback(arg, type, data):
+ print 'index =', `data`
+
+def catalogcallback(arg, type, data):
+ print 'catalog =', `data`
+
+def identcallback(arg, type, data):
+ print 'ident =', `data`
+
+def controlcallback(arg, type, data):
+ print 'control =', `data`
+
+statedict = ['ERROR', 'NODISK', 'READY', 'PLAYING', 'PAUSED', 'STILL']
+
+def prstatus(player):
+ state, track, min, sec, frame, abs_min, abs_sec, abs_frame, \
+ total_min, total_sec, total_frame, first, last, scsi_audio, \
+ cur_block, dum1, dum2, dum3 = player.getstatus()
+ print 'Status:',
+ if 0 <= state < len(statedict):
+ print statedict[state]
+ else:
+ print state
+ print 'Track: ', track
+ print 'Time: ', triple(min, sec, frame)
+ print 'Abs: ', triple(abs_min, abs_sec, abs_frame)
+ print 'Total: ', triple(total_min, total_sec, total_frame)
+ print 'First: ', first
+ print 'Last: ', last
+ print 'SCSI: ', scsi_audio
+ print 'Block: ', cur_block
+ print 'Future:', (dum1, dum2, dum3)
+
+def triple(a, b, c):
+ return zfill(a) + ':' + zfill(b) + ':' + zfill(c)
+
+def zfill(n):
+ s = `n`
+ return '0' * (2 - len(s)) + s