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filter is not described

enclosure_links filter-hook . WP 4.4.0

Filters the list of enclosure links before querying the database.

Allows for the addition and/or removal of potential enclosures to save to postmeta before checking the database for existing enclosures.

Usage

add_filter( 'enclosure_links', 'filter_function_name_1333', 10, 2 );
function filter_function_name_1333( $post_links, $post_ID ){
	// filter...

	return $post_links;
}
$post_links(array)
An array of enclosure links.
$post_ID(int)
Post ID.

Where the hook is called

do_enclose()
enclosure_links
wp-includes/functions.php 602
$post_links = apply_filters( 'enclosure_links', $post_links, $post_ID );

Where the hook is used (in WP core)

Does not used.