106 строки
3.8 KiB
Python
Executable File
106 строки
3.8 KiB
Python
Executable File
#!/usr/bin/env python
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# Copyright (c) 2012 The Chromium Authors. All rights reserved.
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# Use of this source code is governed by a BSD-style license that can be
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# found in the LICENSE file.
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"""Takes a screenshot or a screen video capture from an Android device."""
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import logging
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import optparse
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import os
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import sys
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from devil.android import device_blacklist
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from devil.android import device_errors
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from devil.android import device_utils
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from pylib import screenshot
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def _PrintMessage(heading, eol='\n'):
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sys.stdout.write('%s%s' % (heading, eol))
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sys.stdout.flush()
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def _CaptureScreenshot(device, host_file):
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host_file = device.TakeScreenshot(host_file)
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_PrintMessage('Screenshot written to %s' % os.path.abspath(host_file))
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def _CaptureVideo(device, host_file, options):
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size = (tuple(int(i) for i in options.size.split('x')) if options.size
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else None)
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recorder = screenshot.VideoRecorder(device,
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megabits_per_second=options.bitrate,
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size=size,
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rotate=options.rotate)
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try:
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recorder.Start()
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_PrintMessage('Recording. Press Enter to stop...', eol='')
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raw_input()
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finally:
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recorder.Stop()
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host_file = recorder.Pull(host_file)
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_PrintMessage('Video written to %s' % os.path.abspath(host_file))
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def main():
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# Parse options.
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parser = optparse.OptionParser(description=__doc__,
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usage='screenshot.py [options] [filename]')
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parser.add_option('-d', '--device', metavar='ANDROID_DEVICE', help='Serial '
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'number of Android device to use.', default=None)
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parser.add_option('--blacklist-file', help='Device blacklist JSON file.')
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parser.add_option('-f', '--file', help='Save result to file instead of '
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'generating a timestamped file name.', metavar='FILE')
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parser.add_option('-v', '--verbose', help='Verbose logging.',
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action='store_true')
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video_options = optparse.OptionGroup(parser, 'Video capture')
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video_options.add_option('--video', help='Enable video capturing. Requires '
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'Android KitKat or later', action='store_true')
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video_options.add_option('-b', '--bitrate', help='Bitrate in megabits/s, '
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'from 0.1 to 100 mbps, %default mbps by default.',
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default=4, type='float')
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video_options.add_option('-r', '--rotate', help='Rotate video by 90 degrees.',
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default=False, action='store_true')
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video_options.add_option('-s', '--size', metavar='WIDTHxHEIGHT',
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help='Frame size to use instead of the device '
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'screen size.', default=None)
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parser.add_option_group(video_options)
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(options, args) = parser.parse_args()
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if len(args) > 1:
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parser.error('Too many positional arguments.')
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host_file = args[0] if args else options.file
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if options.verbose:
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logging.getLogger().setLevel(logging.DEBUG)
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blacklist = (device_blacklist.Blacklist(options.blacklist_file)
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if options.blacklist_file
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else None)
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devices = device_utils.DeviceUtils.HealthyDevices(blacklist)
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if options.device:
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device = next((d for d in devices if d == options.device), None)
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if not device:
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raise device_errors.DeviceUnreachableError(options.device)
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else:
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if len(devices) > 1:
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parser.error('Multiple devices are attached. '
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'Please specify device serial number with --device.')
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elif len(devices) == 1:
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device = devices[0]
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else:
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raise device_errors.NoDevicesError()
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if options.video:
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_CaptureVideo(device, host_file, options)
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else:
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_CaptureScreenshot(device, host_file)
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return 0
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if __name__ == '__main__':
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sys.exit(main())
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