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gmov2gmov
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Mon, Sep 23, 21:56

gmov2gmov
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#!/home/revaz/local/bin/python
import sys
import os
from optparse import OptionParser
from pNbody import Movie
from numpy import *
####################################################################################
def parse_options():
####################################################################################
usage = "usage: %prog [options] file"
parser = OptionParser(usage=usage)
parser.add_option("-o",
action="store",
dest="outfile",
type="string",
default = None,
help="output filename",
metavar=" FILE")
parser.add_option("-s",
action="store",
dest="skip",
type="int",
default = 1,
help="number of images to skip",
metavar=" INT")
parser.add_option("--rgb",
action="store_true",
dest="rgb",
default=0,
help="rgb mode")
(options, args) = parser.parse_args()
outfile = options.outfile
skip = options.skip
rgb = options.rgb
return args[0],outfile,skip,rgb
####################################################################################
#
# MAIN
#
####################################################################################
file,outfile,skip,rgb = parse_options()
if (skip==0):
skip=1
#bname = os.path.split(os.path.splitext(file)[0])[1]
#ext = os.path.splitext(name)[1]
film = Movie.Movie(file)
film.open()
size = [film.numByte,film.numLine]
fo = Movie.Movie(outfile)
fo.new(film.numByte,film.numLine)
i = 0
# rgb mode
if rgb:
while 1:
datar = film.read_one(mode='array')
if datar==None: break
datag = film.read_one(mode='array')
if datag==None: break
datab = film.read_one(mode='array')
if datab==None: break
if fmod(i,skip)==0:
fo.write_pic(film.current_time,datar)
fo.write_pic(film.current_time,datag)
fo.write_pic(film.current_time,datab)
i = i + 1
# normal mode
else:
while 1:
data = film.read_one(mode='array')
if data==None: break
if fmod(i,skip)==0:
fo.write_pic(film.current_time,data)
i = i + 1

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