def make_parser(help_string):
     parser = VideoProcessor.make_parser(help_string, with_output=False)
     BackgroundSubtractor.prep_parser(parser)
     parser.add_argument("-cpu", "--caffe_cpu", action="store_true", help="Use Caffe in CPU mode.", default=False)
     parser.add_argument("-od", "--output_datafile", default=None)
     parser.add_argument("-bc", "--boundary_check", action="store_true",
                         help="Whether to mark frame as 'subject out-of-view' for frames when the" +
                              " subject's bounding box intersects with the frame's bounding box.")
     parser.add_argument("-v", "--vgg_model_path", type=str, default=None,
                         help="Path to the vgg model file.")
     parser.add_argument("-vm", "--vgg_model_filename", type=str, default="VGG_ILSVRC_16_layers_deploy.prototxt",
                         help="Path to the vgg model file.")
     parser.add_argument("-vp", "--vgg_pretrained_filename", type=str, default="VGG_ILSVRC_16_layers.caffemodel",
                         help="Path to the vgg model file.")
     parser.add_argument("-aug", "--augment_file", action="store_true",
                         help="Augment exisiting file instead of overwriting " +
                              "(useful when not all features are collected)", default=False)
     parser.add_argument("-nv", "--no_vgg", action="store_true",
                         help="skip actual vgg feature extraction", default=False)
     return parser
 def make_parser(help_string):
     parser = VideoProcessor.make_parser(help_string)
     parser.add_argument("-mo", "--mask_output_video", default="")
     BackgroundSubtractor.prep_parser(parser)
     return parser