apply_filters( 'admin_post_thumbnail_size', string|int[] $size, int $thumbnail_id, WP_Post $post )

Filters the size used to display the post thumbnail image in the ‘Featured image’ meta box.


Description

Note: When a theme adds ‘post-thumbnail’ support, a special ‘post-thumbnail’ image size is registered, which differs from the ‘thumbnail’ image size managed via the Settings > Media screen.


Parameters

$size

Requested image size. Can be any registered image size name, or an array of width and height values in pixels (in that order).

$thumbnail_id

Post thumbnail attachment ID.

$post

The post object associated with the thumbnail.


Source

File: wp-admin/includes/post.php

View on GitHub



Changelog

Changelog
Version Description
4.4.0 Introduced.