bp_get_activity_per_page()

	function bp_get_activity_per_page() {
		global $activities_template;

		/**
		 * Filters the activity posts per page value.
		 *
		 * @since BuddyPress 1.2.0
		 *
		 * @param int $pag_num How many post should be displayed for pagination.
		 */
		return apply_filters( 'bp_get_activity_per_page', (int) $activities_template->pag_num );
	}