thema supports

if ( ! function_exists('custom_theme_features') ) {

// Register Theme Features
function custom_theme_features()  {
	global $wp_version;

	// Add theme support for Post Formats
	$formats = array( 'gallery', 'image', 'video', 'audio', 'link', );
	add_theme_support( 'post-formats', $formats );	

	// Add theme support for Featured Images
	add_theme_support( 'post-thumbnails', array( 'post', 'page' ) );	

	// Add theme support for Custom Background
	$background_args = array(
		'default-color'          => '#FFF',
		'default-image'          => 'get_stylesheet_directory_uri() . '/img/header.jpg'',
		'wp-head-callback'       => '',
		'admin-head-callback'    => '',
		'admin-preview-callback' => '',
	);
	add_theme_support( 'custom-background', $background_args );

	// Add theme support for Custom Header
	$header_args = array(
		'default-image'          => 'get_stylesheet_directory_uri() . '/imagens/header.jpg'',
		'width'                  => 1065,
		'height'                 => 400,
		'flex-width'             => true,
		'flex-height'            => true,
		'random-default'         => false,
		'header-text'            => true,
		'default-text-color'     => 'silver',
		'uploads'                => true,
		'wp-head-callback'       => '',
		'admin-head-callback'    => '',
		'admin-preview-callback' => '',
	);
	add_theme_support( 'custom-header', $header_args );
}

// Hook into the 'after_setup_theme' action
add_action( 'after_setup_theme', 'custom_theme_features' );

}