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filter is not described

post_thumbnail_size filter-hook . WP 2.9.0

Filters the post thumbnail size.

Usage

add_filter( 'post_thumbnail_size', 'filter_function_name_5744', 10, 2 );
function filter_function_name_5744( $size, $post_id ){
	// filter...

	return $size;
}
$size(string|int[])
Requested image size. Can be any registered image size name, or an array of width and height values in pixels (in that order).
$post_id(int)
The post ID.

Changelog

Since 2.9.0 Introduced.
Since 4.9.0 Added the $post_id parameter.

Where the hook is called

get_the_post_thumbnail()
post_thumbnail_size
wp-includes/post-thumbnail-template.php 157
$size = apply_filters( 'post_thumbnail_size', $size, $post->ID );

Where in WP core the hook is used WordPress

Usage not found.