embed_thumbnail_image_size filter-hookWP 4.4.0

Filters the thumbnail image size for use in the embed template.


add_filter( 'embed_thumbnail_image_size', 'wp_kama_embed_thumbnail_image_size_filter', 10, 2 );

 * Function for `embed_thumbnail_image_size` filter-hook.
 * @param string $image_size   Thumbnail image size.
 * @param int    $thumbnail_id Attachment ID.
 * @return string
function wp_kama_embed_thumbnail_image_size_filter( $image_size, $thumbnail_id ){

	// filter...
	return $image_size;
Thumbnail image size.
Attachment ID.


Since 4.4.0 Introduced.
Since 4.5.0 Added $thumbnail_id parameter.

Where the hook is called

In file: /wp-includes/theme-compat/embed-content.php
wp-includes/theme-compat/embed-content.php 59
$image_size = apply_filters( 'embed_thumbnail_image_size', $image_size, $thumbnail_id );

Where the hook is used in WordPress

Usage not found.