mirror of
https://github.com/python/cpython.git
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266 lines
6.2 KiB
Python
Executable file
266 lines
6.2 KiB
Python
Executable file
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 getopt
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import socket
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import posix
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import vtime
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# Preallocation parameter
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PREALLOC = 4 # Megabyte
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# Sync audio parameters
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SYNCPORT = 10000
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CTLPORT = 10001
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from vpregs import *
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class Struct(): pass
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epoch = Struct()
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def getvideosize():
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w = getvideo(VP_WIDTH)
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h = getvideo(VP_HEIGHT)
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print 'WIDTH,HEIGHT:', w, h
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print 'GB{X,Y}ORG:', getvideo(VP_GBXORG), getvideo(VP_GBYORG)
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print 'FB{X,Y}ORG:', getvideo(VP_FBXORG), getvideo(VP_FBYORG)
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x = 0
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y = 0
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return x,y,w,h
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framelist = []
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def prealloc(w, h):
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nbytes = w*h*4
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limit = PREALLOC*1024*1024
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total = 0
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list = []
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print 'Prealloc to', PREALLOC, 'Megabytes...'
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while total+nbytes <= limit:
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list.append('x'*nbytes)
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total = total + nbytes
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print 'Done.'
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def grabframe(f,x,y,w,h,pf):
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readsource(SRC_FRONT)
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if pf:
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w = w/pf*pf
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h = h/pf*pf
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data = lrectread(x,y,x+w-1,y+h-1)
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t = time.millitimer()-epoch.epoch
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framelist.append(data, t)
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readsource(SRC_FRAMEGRABBER)
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def saveframes(f, w, h, pf):
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for data, t in framelist:
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if pf:
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w = w/pf*pf
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h = h/pf*pf
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data = packrect(w,h,pf,data)
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f.write(`t` + ',' + `len(data)` + '\n')
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f.write(data)
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framelist[:] = []
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def saveframe(f,x,y,w,h,pf, notime):
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readsource(SRC_FRONT)
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if pf:
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w = w/pf*pf
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h = h/pf*pf
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data = lrectread(x,y,x+w-1,y+h-1)
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if pf: data = packrect(w,h,pf,data)
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if notime: t = 0
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else: t = time.millitimer()-epoch.epoch
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f.write(`t` + ',' + `len(data)` + '\n')
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f.write(data)
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readsource(SRC_FRAMEGRABBER)
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def drawframe(x,y,w,h,col):
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drawmode(OVERDRAW)
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color(col)
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bgnline()
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v2i(x-1,y-1) ; v2i(x+w,y-1); v2i(x+w,y+h); v2i(x-1,y+h); v2i(x-1,y-1)
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endline()
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drawmode(NORMALDRAW)
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def usage():
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sys.stderr.write('Usage: camcorder ' + \
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'[-c] [-p packfactor] [-a audiomachine [-s]] [outputfile]\n')
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sys.exit(2)
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def wrheader(f, w, h, pf):
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f.write('CMIF video 1.0\n')
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f.write(`w,h,pf` + '\n')
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print 'width,height,pf:', w, h, pf,
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if pf == 0: pf = 4
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print '(i.e.,', w*h*pf, 'bytes/frame)'
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def main():
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foreground()
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pf = 2
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ausync = 0
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austart = 0
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optlist, args = getopt.getopt(sys.argv[1:],'ca:sp:')
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for opt, arg in optlist:
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if opt == '-c':
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pf = 0
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elif opt == '-a':
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ausync = 1
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aumachine = arg
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elif opt == '-s':
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austart = 1
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elif opt == '-p':
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pf = int(eval(arg))
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else:
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usage()
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if args:
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if len(args) > 1:
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print 'Too many arguments'
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usage()
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filename = args[0]
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else:
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filename = 'film.video'
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if austart:
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if not ausync:
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print 'Cannot use -s without -a'
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usage()
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print 'Starting audio recorder...'
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posix.system('rsh '+aumachine+' syncrecord '+socket.gethostname()+' &')
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if ausync:
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print 'Syncing to audio recorder...'
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globtime = vtime.VTime().init(1,aumachine,SYNCPORT)
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ctl = socket.socket(socket.AF_INET,socket.SOCK_DGRAM)
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ctl.bind((socket.gethostname(),CTLPORT))
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aua = (socket.gethostbyname(aumachine), CTLPORT)
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print 'Done.'
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vidx, vidy, w, h = getvideosize()
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#prefsize(w,h)
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winx, winy = 1280-w-10, 1024-h-30
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prefposition(winx,winx+w-1,winy,winy+h-1)
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win = winopen(filename)
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f = open(filename, 'w')
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w, h = getsize()
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realw, realh = w, h
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####doublebuffer()
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RGBmode()
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gconfig()
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qdevice(LEFTMOUSE)
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qdevice(RKEY)
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qdevice(SKEY)
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qdevice(CKEY)
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qdevice(PKEY)
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qdevice(ESCKEY)
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qdevice(WINQUIT)
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qdevice(WINSHUT)
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inrunning = 1
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outrunning = 0
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stop = 'stop'
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readsource(SRC_FRAMEGRABBER)
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mousing = 0
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epoch.epoch = time.millitimer()
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stoptime = epoch.epoch
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sizewritten = 0
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x, y = realw/4, realh/4
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w, h = w/2, h/2
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prealloc(w, h)
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try:
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drawframe(x,y,w,h,1)
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nframe = 0
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num = 0
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while 1:
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insingle = 0
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outsingle = 0
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if mousing:
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drawframe(x,y,w,h,0)
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ox, oy = getorigin()
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if sizewritten:
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x = getvaluator(MOUSEX)-ox
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y = getvaluator(MOUSEY)-oy
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else:
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w = getvaluator(MOUSEX)-x-ox
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h = getvaluator(MOUSEY)-y-oy
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drawframe(x,y,w,h,1)
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if qtest() or \
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not (mousing or inrunning or insingle or outrunning or outsingle):
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ev, val = qread()
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if ev == LEFTMOUSE and val == 1:
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drawframe(x,y,w,h,0)
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mousing = 1
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ox, oy = getorigin()
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x = getvaluator(MOUSEX)-ox
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y = getvaluator(MOUSEY)-oy
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elif ev == LEFTMOUSE and val == 0:
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if h < 0:
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y, h = y+h, -h
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if w < 0:
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x, w = x+w, -w
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mousing = 0
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if not sizewritten:
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wrheader(f, w, h, pf)
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sizewritten = 1
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prealloc(w, h)
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elif ev == RKEY and val == 1:
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if not inrunning:
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ringbell()
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else:
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outrunning = 1
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wasstopped = time.millitimer() - stoptime
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epoch.epoch = epoch.epoch + wasstopped
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nframe = 0
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starttime = time.millitimer()
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if ausync:
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ctl.sendto(`(1,starttime)`, aua)
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elif ev == PKEY and val == 1 and outrunning:
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outrunning = 0
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stoptime = time.millitimer()
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if ausync:
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ctl.sendto(`(0,stoptime)`, aua)
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fps = nframe * 1000.0 / (time.millitimer()-starttime)
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print 'Recorded', nframe,
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print 'frames at', 0.1*int(fps*10),'frames/sec'
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print 'Saving...'
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saveframes(f, w, h, pf)
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print 'Done.'
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elif ev == PKEY and val == 1 and not outrunning:
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outsingle = 1
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elif ev == CKEY and val == 1:
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inrunning = 1
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elif ev == SKEY and val == 1:
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if outrunning:
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ringbell()
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elif inrunning:
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inrunning = 0
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else:
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insingle = 1
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elif ev in (ESCKEY, WINQUIT, WINSHUT):
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if ausync:
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ctl.sendto(`(2,time.millitimer())`, aua)
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raise stop
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elif ev == REDRAW:
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drawframe(x,y,w,h,0)
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reshapeviewport()
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drawframe(x,y,w,h,1)
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if inrunning or insingle:
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if outrunning:
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rectcopy(vidx+x,vidy+y,vidx+x+w-1,vidy+y+h-1,x,y)
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else:
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rectcopy(vidx,vidy,vidx+realw-1,vidx+realh-1,0,0)
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####swapbuffers()
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if outrunning or outsingle:
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nframe = nframe + 1
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if not sizewritten:
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wrheader(f, w, h, pf)
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sizewritten = 1
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if outrunning:
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grabframe(f, x, y, w, h, pf)
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else:
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saveframe(f, x, y, w, h, pf, outsingle)
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except stop:
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pass
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finally:
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drawmode(OVERDRAW)
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color(0)
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clear()
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main()
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