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import getopt
from gl import *
from GL import *
from DEVICE import *
import time
import sys
import al
import AL
BUFFERSIZE = 32000
class Struct(): pass
epoch = Struct()
EndOfFile = 'End of file'
bye = 'bye'
def openspkr():
conf = al.newconfig()
conf.setqueuesize(BUFFERSIZE)
conf.setwidth(AL.SAMPLE_16)
conf.setchannels(AL.MONO)
return al.openport('spkr','w',conf)
def openvideo(name):
try:
f = open(name, 'r')
except:
sys.stderr.write(name + ': cannot open\n')
sys.exit(1)
line = f.readline()
if not line: raise EndOfFile
if line[:4] = 'CMIF': line = f.readline()
x = eval(line[:-1])
if len(x) = 3: w, h, pf = x
else: w, h = x; pf = 2
return f, w, h, pf
def loadframe(f,w,h,pf,af,spkr):
line = f.readline()
if line = '':
raise EndOfFile
x = eval(line[:-1])
if type(x) = type(0) or type(x) = type(0.0):
tijd = x
if pf = 0:
size = w*h*4
else:
size = (w/pf) * (h/pf)
else:
tijd, size = x
data = f.read(size)
if len(data) <> size:
raise EndOfFile
if pf:
rectzoom(pf, pf)
w = w/pf
h = h/pf
data = unpackrect(w, h, 1, data)
lrectwrite(0,0,w-1,h-1,data)
# This is ugly here, but the only way to get the two
# channels started in sync
#if af <> None:
# playsound(af,spkr)
ct = time.millitimer() - epoch.epoch
if tijd > 0 and ct < tijd:
time.millisleep(tijd-ct)
#swapbuffers()
return tijd
def playsound(af, spkr):
nsamp = spkr.getfillable()
data = af.read(nsamp*2)
spkr.writesamps(data)
def main():
looping = 0
packfactor = 0
opts, args = getopt.getopt(sys.argv[1:], 'p:l')
for opt, arg in opts:
if opt = '-p':
packfactor = int(eval(arg))
elif opt = '-l':
looping = 1
if args:
filename = args[0]
else:
filename = 'film.video'
f, w, h, pf = openvideo(filename)
if 0 < packfactor <> pf:
w = w/pf*packfactor
h = h/pf*packfactor
pf = packfactor
if args[1:]:
audiofilename = args[1]
af = open(audiofilename, 'r')
spkr = openspkr()
afskip = 0
if len(sys.argv) > 3:
afskip = eval(sys.argv[3])
if afskip > 0:
af.seek(afskip)
else:
af, spkr = None, None
foreground()
prefsize(w,h)
win = winopen(filename)
RGBmode()
#doublebuffer()
gconfig()
qdevice(ESCKEY)
qdevice(WINSHUT)
qdevice(WINQUIT)
running = 1
epoch.epoch = time.millitimer()
nframe = 0
tijd = 1
if looping:
looping = f.tell()
try:
while 1:
if running:
try:
tijd = loadframe(f, w, h, pf, af, spkr)
nframe = nframe + 1
except EndOfFile:
running = 0
t = time.millitimer()
if tijd > 0:
print 'Recorded at',
print 0.1 * int(nframe * 10000.0 / tijd),
print 'frames/sec'
print 'Played', nframe, 'frames at',
print 0.1 * int(nframe * 10000.0 / (t-epoch.epoch)),
print 'frames/sec'
if looping:
f.seek(looping)
epoch.epoch = time.millitimer()
nframe = 0
running = 1
if af <> None:
af.seek(afskip)
if af <> None:
playsound(af,spkr)
if not running or qtest():
dev, val = qread()
if dev in (ESCKEY, WINSHUT, WINQUIT):
raise bye
elif dev = REDRAW:
reshapeviewport()
except bye:
pass
main()
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