<?php
function avira_call_action_setting( $wp_customize ) {
$selective_refresh = isset( $wp_customize->selective_refresh ) ? 'postMessage' : 'refresh';

	// Background
	$wp_customize->add_setting(
		'cta_bg_head'
			,array(
			'capability'     	=> 'edit_theme_options',
			'sanitize_callback' => 'specia_sanitize_text',
		)
	);

	$wp_customize->add_control(
	'cta_bg_head',
		array(
			'type' => 'hidden',
			'label' => __('Image','specia'),
			'section' => 'call_action_content',
			'priority'  => 16
		)
	);
	
	// Background Image // 
    $wp_customize->add_setting( 
    	'call_action_background_setting' , 
    	array(
			'default' 			=> esc_url(get_stylesheet_directory_uri() .'/images/cta.jpg'),
			'capability'     	=> 'edit_theme_options',
			'sanitize_callback' => 'specia_sanitize_url',
			
		) 
	);
	
	$wp_customize->add_control( new WP_Customize_Image_Control( $wp_customize , 'call_action_background_setting' ,
		array(
			'label'          => __( 'Image', 'specia' ),
			'section'        => 'call_action_content',
			'priority'  => 17
		) 
	));
	
}
add_action( 'customize_register', 'avira_call_action_setting' );