[Android] Move screenshot and video_recorder into devil.

build/android/screenshot.py

 #!/usr/bin/env python
-
-# Copyright (c) 2012 The Chromium Authors. All rights reserved.
+# Copyright 2015 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
-"""Takes a screenshot or a screen video capture from an Android device."""
-
-import logging
-import optparse
-import os
 import sys
 
-from devil.android import device_blacklist
-from devil.android import device_errors
-from devil.android import device_utils
-from pylib import screenshot
-
-def _PrintMessage(heading, eol='\n'):
-  sys.stdout.write('%s%s' % (heading, eol))
-  sys.stdout.flush()
-
-
-def _CaptureScreenshot(device, host_file):
-  host_file = device.TakeScreenshot(host_file)
-  _PrintMessage('Screenshot written to %s' % os.path.abspath(host_file))
-
-
-def _CaptureVideo(device, host_file, options):
-  size = (tuple(int(i) for i in options.size.split('x')) if options.size
-          else None)
-  recorder = screenshot.VideoRecorder(device,
-                                      megabits_per_second=options.bitrate,
-                                      size=size,
-                                      rotate=options.rotate)
-  try:
-    recorder.Start()
-    _PrintMessage('Recording. Press Enter to stop...', eol='')
-    raw_input()
-  finally:
-    recorder.Stop()
-  host_file = recorder.Pull(host_file)
-  _PrintMessage('Video written to %s' % os.path.abspath(host_file))
-
-
-def main():
-  # Parse options.
-  parser = optparse.OptionParser(description=__doc__,
-                                 usage='screenshot.py [options] [filename]')
-  parser.add_option('-d', '--device', metavar='ANDROID_DEVICE', help='Serial '
-                    'number of Android device to use.', default=None)
-  parser.add_option('--blacklist-file', help='Device blacklist JSON file.')
-  parser.add_option('-f', '--file', help='Save result to file instead of '
-                    'generating a timestamped file name.', metavar='FILE')
-  parser.add_option('-v', '--verbose', help='Verbose logging.',
-                    action='store_true')
-  video_options = optparse.OptionGroup(parser, 'Video capture')
-  video_options.add_option('--video', help='Enable video capturing. Requires '
-                           'Android KitKat or later', action='store_true')
-  video_options.add_option('-b', '--bitrate', help='Bitrate in megabits/s, '
-                           'from 0.1 to 100 mbps, %default mbps by default.',
-                           default=4, type='float')
-  video_options.add_option('-r', '--rotate', help='Rotate video by 90 degrees.',
-                           default=False, action='store_true')
-  video_options.add_option('-s', '--size', metavar='WIDTHxHEIGHT',
-                           help='Frame size to use instead of the device '
-                           'screen size.', default=None)
-  parser.add_option_group(video_options)
-
-  (options, args) = parser.parse_args()
-
-  if len(args) > 1:
-    parser.error('Too many positional arguments.')
-  host_file = args[0] if args else options.file
-
-  if options.verbose:
-    logging.getLogger().setLevel(logging.DEBUG)
-
-  blacklist = (device_blacklist.Blacklist(options.blacklist_file)
-               if options.blacklist_file
-               else None)
-
-  devices = device_utils.DeviceUtils.HealthyDevices(blacklist)
-  if options.device:
-    device = next((d for d in devices if d == options.device), None)
-    if not device:
-      raise device_errors.DeviceUnreachableError(options.device)
-  else:
-    if len(devices) > 1:
-      parser.error('Multiple devices are attached. '
-                   'Please specify device serial number with --device.')
-    elif len(devices) == 1:
-      device = devices[0]
-    else:
-      raise device_errors.NoDevicesError()
-
-  if options.video:
-    _CaptureVideo(device, host_file, options)
-  else:
-    _CaptureScreenshot(device, host_file)
-  return 0
-
+from devil.android.tools import screenshot
 
 if __name__ == '__main__':
-  sys.exit(main())
+  sys.exit(screenshot.main())