get_parent_theme_file_uri( '/assets/images/header.jpg' ),
				'width'            => 2000,
				'height'           => 1200,
				'flex-height'      => true,
				'video'            => true,
				'wp-head-callback' => 'twentyseventeen_header_style',
			)
		)
	);
	register_default_headers(
		array(
			'default-image' => array(
				'url'           => '%s/assets/images/header.jpg',
				'thumbnail_url' => '%s/assets/images/header.jpg',
				'description'   => __( 'Default Header Image', 'twentyseventeen' ),
			),
		)
	);
}
add_action( 'after_setup_theme', 'twentyseventeen_custom_header_setup' );
if ( ! function_exists( 'twentyseventeen_header_style' ) ) :
	/**
	 * Styles the header image and text displayed on the blog.
	 *
	 * @see twentyseventeen_custom_header_setup().
	 */
	function twentyseventeen_header_style() {
		$header_text_color = get_header_textcolor();
		// If no custom options for text are set, let's bail.
		// get_header_textcolor() options: add_theme_support( 'custom-header' ) is default, hide text (returns 'blank') or any hex value.
		if ( get_theme_support( 'custom-header', 'default-text-color' ) === $header_text_color ) {
			return;
		}
		// If we get this far, we have custom styles. Let's do this.
		?>
		
		' . __( 'Play background video', 'twentyseventeen' ) . '' . twentyseventeen_get_svg( array( 'icon' => 'play' ) );
	$settings['l10n']['pause'] = '' . __( 'Pause background video', 'twentyseventeen' ) . '' . twentyseventeen_get_svg( array( 'icon' => 'pause' ) );
	return $settings;
}
add_filter( 'header_video_settings', 'twentyseventeen_video_controls' );