knp_snappy:
    temporary_folder: "%kernel.cache_dir%/snappy"  
    pdf:
        enabled:    true
        binary:     '/var/www/html/schedule/scripts/wkhtmltopdf/wkhtmltopdf'
        options:    []
    image:
        enabled:    true
        binary:     '/var/www/html/schedule/scripts/wkhtmltopdf/wkhtmltoimage'
        options:    []