Añadir a la biblioteca de medias de WP tamaño de imagen personalizado:
function eb_after_setup_theme () { add_image_size( 'content-slide', 847, 350, true ); } add_action( 'after_setup_theme', 'eb_after_setup_theme' ); function eb_image_size_names_choose( $sizes ) { $custom_sizes = array( 'content-slide' => 'Content Slide' ); return array_merge( $sizes, $custom_sizes ); } add_filter( 'image_size_names_choose', 'eb_image_size_names_choose' );
Consultar:
https://developer.wordpress.org/reference/functions/add_image_size/