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gmov2gmova
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Created
Tue, Jun 4, 18:29
Size
2 KB
Mime Type
text/x-python
Expires
Thu, Jun 6, 18:29 (2 d)
Engine
blob
Format
Raw Data
Handle
18095869
Attached To
rPNBODY pNbody
gmov2gmova
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#!/usr/bin/env python
import
sys
import
os
from
optparse
import
OptionParser
from
pNbody
import
Movie
from
numpy
import
*
def
logfilter
(
mat
,
cd
):
mn
=
0.
mx
=
255.
mat
=
255.
*
log
(
1.
+
(
mat
-
mn
)
/
(
cd
))
/
log
(
1.
+
(
mx
-
mn
)
/
(
cd
))
return
mat
def
linfilter
(
mat
,
mn
,
mx
):
mat
=
clip
(
mat
,
mn
,
mx
)
mat
=
255.
*
(
mat
-
mn
)
/
(
mx
-
mn
)
return
mat
####################################################################################
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
(
"--log"
,
action
=
"store"
,
dest
=
"log"
,
type
=
"int"
,
default
=
None
,
help
=
"log filter value (0-255)"
,
metavar
=
" INT"
)
(
options
,
args
)
=
parser
.
parse_args
()
outfile
=
options
.
outfile
return
args
[
0
],
outfile
,
options
####################################################################################
#
# MAIN
#
####################################################################################
file
,
outfile
,
options
=
parse_options
()
#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
/
2
,
film
.
numLine
)
while
1
:
data
=
film
.
read_one
(
mode
=
'array'
)
if
data
==
None
:
break
# cut image
r2
=
data
[:,
0
:
size
[
0
]
/
2
]
g2
=
data
[:,
0
:
size
[
0
]
/
2
]
b2
=
data
[:,
0
:
size
[
0
]
/
2
]
r1
=
data
[:,
size
[
0
]
/
2
:]
g1
=
data
[:,
size
[
0
]
/
2
:]
b1
=
data
[:,
size
[
0
]
/
2
:]
if
options
.
log
!=
None
:
r1
=
logfilter
(
r1
,
options
.
log
)
.
astype
(
uint8
)
g2
=
logfilter
(
g2
,
options
.
log
)
.
astype
(
uint8
)
b2
=
logfilter
(
b2
,
options
.
log
)
.
astype
(
uint8
)
r
=
r1
g
=
g2
b
=
b2
r
=
r
.
tostring
()
g
=
g
.
tostring
()
b
=
b
.
tostring
()
fo
.
write_pic
(
film
.
current_time
,
r
)
fo
.
write_pic
(
film
.
current_time
,
g
)
fo
.
write_pic
(
film
.
current_time
,
b
)
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