WordPress at a glance
filter is not described

plupload_init filter-hook . WP 3.3.0

Filters the default Plupload settings.

Usage

add_filter( 'plupload_init', 'filter_function_name_9627' );
function filter_function_name_9627( $plupload_init ){
	// filter...

	return $plupload_init;
}
$plupload_init(array)
An array of default settings used by Plupload.

Changelog

Since 3.3.0 Introduced.

Where the hook is called

media_upload_form()
plupload_init
wp-admin/includes/media.php 2195
$plupload_init = apply_filters( 'plupload_init', $plupload_init );

Where in WP core the hook is used WordPress

wp-admin/includes/media.php 18
add_filter( 'plupload_init', 'wp_show_heic_upload_error' );