39 lines
1.1 KiB
Python
39 lines
1.1 KiB
Python
from easyprocess import EasyProcess
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from pyscreenshot.plugins.backend import UNKNOWN_VERSION, CBackend
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from pyscreenshot.tempexport import read_prog_img
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from pyscreenshot.util import platform_is_osx
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PROGRAM = "screencapture"
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# https://ss64.com/osx/screencapture.html
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# By default screenshots are saved as .png files,
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class ScreencaptureError(Exception):
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pass
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class ScreencaptureWrapper(CBackend):
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name = "mac_screencapture"
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is_subprocess = True
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def grab(self, bbox=None):
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if not platform_is_osx():
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raise ScreencaptureError("This backend runs only on Darwin")
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command = [PROGRAM, "-x"]
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if bbox:
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width = bbox[2] - bbox[0]
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height = bbox[3] - bbox[1]
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command += ["-R{},{},{},{}".format(bbox[0], bbox[1], width, height)]
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im = read_prog_img(command)
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return im
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def backend_version(self):
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p = EasyProcess([PROGRAM, "-help"])
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p.enable_stdout_log = False
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p.enable_stderr_log = False
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p.call()
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if p.return_code == 0:
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return UNKNOWN_VERSION
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