Add additional default image sub-sizes.

Get the attachment path relative to the upload directory.

Get the image size as array from its meta data.

Register a new image size.

Displays next or previous image link that has the same post parent.

Tries to convert an attachment URL into a post ID.

Builds the Gallery shortcode output.

Gets the next or previous image link that has the same post parent.

Retrieves media attached to the passed post.

Retrieves taxonomies attached to given the attachment.