masks.py 文件源码

def masked_outside(region, header, x_size, y_size, expand_factor=1.0):

    """
    This function ...
    :param region:
    :param header:
    :param x_size:
    :param y_size:
    :param expand_factor:
    :return:
    """

    # Create a new region ...
    region = regions.expand(region, factor=expand_factor)

    # Create a mask from the region
    mask = np.logical_not(regions.create_mask(region, header, x_size, y_size))

    # Return the mask
    return mask

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