$input_settings = array ( 
		// input options
		'input_name' => 'image', // input name for back-end handling
		'input_id_name' => 'id', // item ID input field name
		'input_url_name' => 'url', // item URL input field name
		'multiple' => 'no', // select multiple items or not, "yes" or "no"
		'data_array' => true, // get id & url as an array or not
		'image_placeholder' => WP_MU_URL .'images/placeholder.png', // image placeholder URL
		'image_placeholder_width' => '70', // image width
		'image_placeholder_height' => '70', // image height
		'media_uploader_button_label' => __( 'Media Uploader' ), // Media Uploader button name
		'single_remove_button_label' => __( 'Remove' ), // remove all items button label if multiple
		'multiple_remove_button_label' => __( 'Remove All' ), // remove item label if not multiple
		// Media uploader options
		'frame_title' => __( 'Select an Image' ), // Media Upload frame title 
		'select_button_label' => __( 'Use Image' ), // select button label
		'remove_confirm_message' => __( 'Are you sure ?' ), // confirm message on removing item(s)
		'remove_confirm_yes' => __( 'Yes' ), // "Yes" answer label
		'remove_confirm_no' => __( 'No' ), // "No" answer label
		'file_type' => 'image', // file type of items visible on Media Uploader window open
);
// initial input with settings
$input = new WP_Media_Uploader_Input( $input_settings );

// or set settings later
$input->set_options( $input_settings );

// or set a single option 
$input->set_option( 'option_name', 'option_value' );

// input value
$input->set_value( array ( 
		'id' => 246, 
		'url' => 'http://opensource.org/trademarks/opensource/OSI-logo-300x352.png' 
	) 
);

// "output_input" with true passed will echo the layout and if false passed ( Default ) it will return HTML string
$input->output_input( true ); 

// wp-config.php

// test input field enabled
define( 'WP_MU_TEST_MODE', true );

/* That's all, stop editing! Happy blogging. */

add_filter( 'wpmuif_input_field', function( $output ) {
	return '<div class="media-input-wrapper">'. $output .'</div>';
} );