[[{"fid":"2548","view_mode":"default","fields":{"format":"default","field_file_image_alt_text[und][0][value]":"Anatomy of a media roll","field_file_image_title_text[und][0][value]":"Roll of media"},"type":"media","link_text":null,"attributes":{"class":"media-element file-default"}}]]
Need to know how much media is left on the roll?
How much fabric is left?
Here's a tool that will help you estimate your rolled media...