113 lines
2.5 KiB
Python
113 lines
2.5 KiB
Python
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from gl import *
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from GL import *
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from DEVICE import *
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import time
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import sys
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import al
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import AL
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BUFFERSIZE = 32000
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class Struct(): pass
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epoch = Struct()
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EndOfFile = 'End of file'
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bye = 'bye'
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def openspkr():
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conf = al.newconfig()
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conf.setqueuesize(BUFFERSIZE)
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conf.setwidth(AL.SAMPLE_16)
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conf.setchannels(AL.MONO)
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return al.openport('spkr','w',conf)
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def openvideo(name):
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f = open(name, 'r')
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line = f.readline()
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if not line: raise EndOfFile
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if line[:4] = 'CMIF': line = f.readline()
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x = eval(line[:-1])
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if len(x) = 3: w, h, pf = x
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else: w, h = x; pf = 2
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return f, w, h, pf
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def loadframe(f,w,h,pf,af,spkr):
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line = f.readline()
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if line = '':
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raise EndOfFile
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x = eval(line[:-1])
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if type(x) = type(0) or type(x) = type(0.0):
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tijd = x
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if pf = 0:
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size = w*h*4
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else:
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size = (w/pf) * (h/pf)
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else:
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tijd, size = x
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data = f.read(size)
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if len(data) <> size:
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raise EndOfFile
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if pf:
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rectzoom(pf, pf)
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w = w/pf
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h = h/pf
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data = unpackrect(w, h, 1, data)
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lrectwrite(0,0,w-1,h-1,data)
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# This is ugly here, but the only way to get the two
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# channels started in sync
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#if af <> None:
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# playsound(af,spkr)
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ct = time.millitimer() - epoch.epoch
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if tijd > 0 and ct < tijd:
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time.millisleep(tijd-ct)
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swapbuffers()
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return tijd
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def playsound(af, spkr):
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nsamp = spkr.getfillable()
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data = af.read(nsamp*2)
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spkr.writesamps(data)
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def main():
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if len(sys.argv) > 1:
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f, w, h, pf = openvideo(sys.argv[1])
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else:
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f, w, h, pf = openvideo('film.video')
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af = None
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spkr = None
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if len(sys.argv) > 2:
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af = open(sys.argv[2], 'r')
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spkr = openspkr()
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if len(sys.argv) > 3:
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data = af.read(eval(sys.argv[3]))
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del data
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foreground()
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prefsize(w,h)
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win = winopen('Video player')
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RGBmode()
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doublebuffer()
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gconfig()
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qdevice(ESCKEY)
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running = 1
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epoch.epoch = time.millitimer()
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nframe = 0
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tijd = 1
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try:
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while 1:
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if running:
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try:
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tijd = loadframe(f, w, h, pf, af, spkr)
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nframe = nframe + 1
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except EndOfFile:
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running = 0
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t = time.millitimer()
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if tijd > 0:
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print 'Recorded at ', nframe * 1000.0 / tijd,
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print 'frames/second (', tijd, 'ms total)'
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print 'Played at', nframe * 1000.0 / (t-epoch.epoch),
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print 'frames/second'
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if af <> None:
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playsound(af,spkr)
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if qtest():
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if qread() = (ESCKEY,1):
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raise bye
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except bye:
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pass
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main()
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