Add links to BuddyPress navigation.

functions.php

<?php
/**
 * Add this function to theme's functions.php
 *
 * Add links to BuddyPress navigation.
 * This will add photo, video and music link to BuddyPress navigation.
 *
 * If you don't want to display "Media" tab, then add following css to
 * rtMedia->Settings->Custom CSS:
 *
 * #media-personal-li {
 * 		display: none;
 * }
 *
 */
function rtmedia_custom_media_nav_tab() {
	if ( ! function_exists( 'bp_core_new_nav_item' ) ) {
		return;
	}

	// Array of links.
	$links = array(
		'photo' => esc_html__( 'Photos', 'rtmedia' ),
		'video' => esc_html__( 'Videos', 'rtmedia' ),
		'music' => esc_html__( 'Music', 'rtmedia' ),
	);

	$c=100;
	foreach ( $links as $slug => $menu_title ) {

		// Add links to BP navigation
		bp_core_new_nav_item( array(
			'name'                => $menu_title,
			'slug'                => RTMEDIA_MEDIA_SLUG . '/' . $slug,
			'position'            => $c,
		) );
		$c++;
	}
}

if ( class_exists( 'BuddyPress' ) ) {
	add_action( 'bp_init', 'rtmedia_custom_media_nav_tab', 11, 1 );
}