pmgllc/genesis-minimum-images-extended — pull request #9 by kraftbj (2013-01-10 03:23:06+00:00)
Title: Update output.php

Include 'save_id' => true when creating the field, then use _gmie_image_id to get the image ID. Then run through wp_get_attachment_image_src() with the id and image size you want. That will return an array. $custom_image[0] is the URL.