Customise oembed fetching to pass arguments through to an alternate service

customised-wp-oembed-services.php

<?php
/**
 * Customise oembed fetching to pass arguments through to alternate services
 */
add_filter('oembed_fetch_url', function($provider, $url, $args) {
    if (strpos($provider, 'vimeo.com') !== false) {
        if (isset($args['autoplay'])) {
            $provider = add_query_arg('autoplay', absint($args['autoplay']), $provider);
        }

        if (isset($args['color']) && preg_match('/^[a-f0-9]{6}$/i', $args['color'])) {
            $provider = add_query_arg('color', $args['color'], $provider);
        }
        
        if (isset($args['portrait'])) {
            $provider = add_query_arg('portrait', absint($args['portrait']), $provider);
        }
        
        if (isset($args['title'])) {
            $provider = add_query_arg('title', absint($args['title']), $provider);
        }
        
        if (isset($args['byline'])) {
            $provider = add_query_arg('byline', absint($args['byline']), $provider);
        }
    }
    
    return $provider;
}, 10, 3);