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