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Python

#
# 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.
#
import sys
from . import Image
if sys.platform == "darwin":
import os
import tempfile
import subprocess
def grab(bbox=None, include_layered_windows=False, all_screens=False, xdisplay=None):
if xdisplay is 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)
if bbox:
im_cropped = im.crop(bbox)
im.close()
return im_cropped
return im
elif sys.platform == "win32":
offset, size, data = Image.core.grabscreen_win32(
include_layered_windows, all_screens
)
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:
x0, y0 = offset
left, top, right, bottom = bbox
im = im.crop((left - x0, top - y0, right - x0, bottom - y0))
return im
# use xdisplay=None for default display on non-win32/macOS systems
if not Image.core.HAVE_XCB:
raise IOError("Pillow was built without XCB support")
size, data = Image.core.grabscreen_x11(xdisplay)
im = Image.frombytes("RGB", size, data, "raw", "BGRX", size[0] * 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
elif sys.platform == "win32":
data = Image.core.grabclipboard_win32()
if isinstance(data, bytes):
from . import BmpImagePlugin
import io
return BmpImagePlugin.DibImageFile(io.BytesIO(data))
return data
else:
raise NotImplementedError("ImageGrab.grabclipboard() is macOS and Windows only")