if ( function_exists( 'add_image_size' ) ) {
add_image_size( 'video-gallery', 300, 169, true );
add_image_size( 'full-panoramica', 1920, 650, true );
}
add_filter( 'image_size_names_choose', 'insert_custom_image_sizes' );
function insert_custom_image_sizes( $sizes ) {
global $_wp_additional_image_sizes;
if ( empty($_wp_additional_image_sizes) )
return $sizes;
foreach ( $_wp_additional_image_sizes as $id => $data ) {
if ( !isset($sizes[$id]) )
$sizes[$id] = ucfirst( str_replace( '-', ' ', $id ) );
}
return $sizes;
}