Filters the attachment thumbnail file path.

$thumbfile string

File path to the attachment thumbnail.

$post_id int

Attachment ID.

The wp_get_attachment_thumb_file() function fetches the path to the thumbnail file of a given attachment. Just before the function returns the path, the filter is applied and the path to the file and attachment ID are passed as parameters.

File: wp-includes/deprecated.php. View all references

return apply_filters( 'wp_get_attachment_thumb_file', $thumbfile, $post->ID );