def default_compress_command_line():
    """
    Content for compression

    Arguments:
    None

    Return:
    Content items as list
    """
    items = [['WIDGETS MAIN', '5', int, '', 'PLAIN', '', ''], [
        'WIDGETS ADVANCED', '5', int, '', 'PLAIN', '', ''], ['WIDGETS RARE',
        '5', int, '', 'PLAIN', '', ''], ['--command_compress_path',
        'mrc2tif', str, '', 'FILE', 'Main', '',
        'Program used to execute compression.'], [
        '--command_compress_option', '-s -c zip ##INPUT## ##OUTPUT##', str,
        '', 'PLAIN', 'Main', '',
        'Command options used to compress the data. Use ##INPUT## and ##OUTPUT## as variables for the respective files.'
        ], ['--command_compress_extension', 'tiff', str, '', 'PLAIN',
        'Main', '', 'Output extension for the compressed files.'], [
        '--command_uncompress_path', 'tif2mrc', str, '', 'FILE', 'Advanced',
        '', 'Program used to execute uncompression.'], [
        '--command_uncompress_option', '##INPUT## ##OUTPUT##', str, '',
        'PLAIN', 'Advanced', '',
        'Command options used to uncompress the data. Use ##INPUT## and ##OUTPUT## as variables for the respective files.'
        ], ['--command_uncompress_extension', 'mrc', str, '', 'PLAIN',
        'Advanced', '', 'Output extension for the uncompressed files.']]
    return items
