|wp-includes/media.php: wp_img_tag_add_srcset_and_sizes_attr|| |
Filters whether to add the
|wp-includes/media.php: wp_image_add_srcset_and_sizes()|| |
Adds ‘srcset’ and ‘sizes’ attributes to an existing ‘img’ element.
|wp-includes/plugin.php: apply_filters()|| |
Calls the callback functions that have been added to a filter hook.
|wp-includes/post.php: wp_get_attachment_metadata()|| |
Retrieves attachment metadata for attachment ID.