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authorGuido van Rossum <guido@python.org>1992-03-18 13:04:25 (GMT)
committerGuido van Rossum <guido@python.org>1992-03-18 13:04:25 (GMT)
commitcbc1d90cdaa07514838ebf3b89ab0fea02d7df04 (patch)
tree6f404713a6b4d45353454605fc4234c47c951c8a /Demo/sgi/video/vcopy.py
parent10d10ffb1b3c5d508b1f345ee40b19024e2514cc (diff)
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More functionality by Jack (untested by me)
Diffstat (limited to 'Demo/sgi/video/vcopy.py')
-rwxr-xr-xDemo/sgi/video/vcopy.py109
1 files changed, 53 insertions, 56 deletions
diff --git a/Demo/sgi/video/vcopy.py b/Demo/sgi/video/vcopy.py
index 3afe119..1842094 100755
--- a/Demo/sgi/video/vcopy.py
+++ b/Demo/sgi/video/vcopy.py
@@ -4,27 +4,7 @@ import sys
import getopt
from gl import *
from DEVICE import *
-
-def loadframe(f, w, h, pf):
- line = f.readline()
- if not line or line == '\n':
- raise EOFError
- x = eval(line[:-1])
- if type(x) == type(0):
- if pf: size = w*h*4
- else: size = w*h*pf
- else:
- time, size = x
- data = f.read(size)
- if len(data) <> size:
- raise EOFError
- if pf:
- windata = unpackrect(w/pf, h/pf, 1, data)
- rectzoom(pf, pf)
- lrectwrite(0, 0, w/pf-1, h/pf-1, windata)
- else:
- lrectwrite(0, 0, w-1, h-1, data)
- return time, data
+import VFile
def report(time, iframe):
print 'Frame', iframe, ': t =', time
@@ -39,70 +19,87 @@ def help():
print 'w write current image to output'
def main():
- opts, args = getopt.getopt(sys.argv[1:], '')
+ foreground()
+ opts, args = getopt.getopt(sys.argv[1:], 't:a')
if len(args) <> 2:
usage()
[ifile, ofile] = args
- ifp = open(ifile, 'r')
- ofp = open(ofile, 'w')
- #
- line = ifp.readline()
- if line[:4] == 'CMIF':
- line = ifp.readline()
- x = eval(line[:-1])
- if len(x) == 3:
- w, h, pf = x
- else:
- w, h = x
- pf = 2
- if pf:
- w = (w/pf)*pf
- h = (h/pf)*pf
- #
- ofp.write('CMIF video 1.0\n')
- ofp.write(`w, h, pf` + '\n')
+ print 'open film ', ifile
+ ifilm = VFile.VinFile().init(ifile)
+ print 'open output ', ofile
+ ofilm = VFile.VoutFile().init(ofile)
+
+ ofilm.setinfo(ifilm.getinfo())
+
+ use_grabber = 0
+ continuous = 0
+ for o, a in opts:
+ if o == '-t':
+ ofilm.format = a
+ use_grabber = 1
+ if o == '-a':
+ continuous = 1
+ ofilm.writeheader()
#
- foreground()
- prefsize(w, h)
- wid = winopen(ifile + ' -> ' + ofile)
- RGBmode()
- gconfig()
+ prefsize(ifilm.width, ifilm.height)
+ w = winopen(ifile)
qdevice(KEYBD)
qdevice(ESCKEY)
qdevice(WINQUIT)
qdevice(WINSHUT)
+ print 'qdevice calls done'
#
help()
#
- time, data = loadframe(ifp, w, h, pf)
+ time, data, cdata = ifilm.getnextframe()
+ ifilm.showframe(data, cdata)
iframe = 1
report(time, iframe)
#
while 1:
- dev, val = qread()
+ if continuous:
+ dev = KEYBD
+ else:
+ dev, val = qread()
if dev in (ESCKEY, WINQUIT, WINSHUT):
break
if dev == REDRAW:
reshapeviewport()
elif dev == KEYBD:
- c = chr(val)
- if c == 'n':
+ if continuous:
+ c = '0'
+ else:
+ c = chr(val)
+ #XXX Debug
+ if c == 'R':
+ c3i(255,0,0)
+ clear()
+ if c == 'G':
+ c3i(0,255,0)
+ clear()
+ if c == 'B':
+ c3i(0,0,255)
+ clear()
+ if c == 'w' or continuous:
+ if use_grabber:
+ data, cdata = ofilm.grabframe()
+ ofilm.writeframe(time, data, cdata)
+ print 'Frame', iframe, 'written.'
+ if c == 'n' or continuous:
try:
- time, data = loadframe(ifp, w, h, pf)
+ time,data,cdata = ifilm.getnextframe()
+ ifilm.showframe(data, cdata)
iframe = iframe+1
report(time, iframe)
except EOFError:
print 'EOF'
+ if continuous:
+ break
ringbell()
- elif c == 'w':
- ofp.write(`time, len(data)` + '\n')
- ofp.write(data)
- print 'Frame', iframe, 'written.'
- else:
- print 'Character', `c`, 'ignored'
elif dev == INPUTCHANGE:
pass
else:
print '(dev, val) =', (dev, val)
+ ofilm.close()
main()