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#
# The Python Imaging Library
# $Id$
#
# screen grabber (macOS and Windows only)
#
# History:
# 2001-04-26 fl created
# 2001-09-17 fl use builtin driver, if present
# 2002-11-19 fl added grabclipboard support
#
# Copyright (c) 2001-2002 by Secret Labs AB
# Copyright (c) 2001-2002 by Fredrik Lundh
#
# See the README file for information on usage and redistribution.
#
from . import Image
import sys
if sys.platform not in ["win32", "darwin"]:
raise ImportError("ImageGrab is macOS and Windows only")
if sys.platform == "win32":
grabber = Image.core.grabscreen
elif sys.platform == "darwin":
import os
import tempfile
import subprocess
def grab(bbox=None):
if sys.platform == "darwin":
fh, filepath = tempfile.mkstemp('.png')
os.close(fh)
subprocess.call(['screencapture', '-x', filepath])
im = Image.open(filepath)
im.load()
os.unlink(filepath)
else:
size, data = grabber()
im = Image.frombytes(
"RGB", size, data,
# RGB, 32-bit line padding, origin lower left corner
"raw", "BGR", (size[0]*3 + 3) & -4, -1
)
if bbox:
im = im.crop(bbox)
return im
def grabclipboard():
if sys.platform == "darwin":
fh, filepath = tempfile.mkstemp('.jpg')
os.close(fh)
commands = [
"set theFile to (open for access POSIX file \""+filepath+"\" with write permission)",
"try",
"write (the clipboard as JPEG picture) to theFile",
"end try",
"close access theFile"
]
script = ["osascript"]
for command in commands:
script += ["-e", command]
subprocess.call(script)
im = None
if os.stat(filepath).st_size != 0:
im = Image.open(filepath)
im.load()
os.unlink(filepath)
return im
else:
data = Image.core.grabclipboard()
if isinstance(data, bytes):
from . import BmpImagePlugin
import io
return BmpImagePlugin.DibImageFile(io.BytesIO(data))
return data
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