{"id":21495,"date":"2017-03-15T15:47:06","date_gmt":"2017-03-15T15:47:06","guid":{"rendered":"http:\/\/user_defined_variables_can_transform_the_way_you_deliver_media"},"modified":"2026-03-15T12:53:31","modified_gmt":"2026-03-15T19:53:31","slug":"user_defined_variables_can_transform_the_way_you_deliver_media","status":"publish","type":"post","link":"https:\/\/cloudinary.com\/blog\/user_defined_variables_can_transform_the_way_you_deliver_media","title":{"rendered":"User-defined variables can transform the way you deliver media"},"content":{"rendered":"

No programmer could imagine a world without variables. Neither can Cloudinary. That\u2019s why Cloudinary now offers image transformations that support user-defined variables<\/strong>.<\/p>\n

Using Cloudinary, you can already deliver transformed images with a variety of transformations, including resizing, cropping, rotating, a huge toolbox of special effects and filters, text and image overlays, and more, all of which you can deliver responsively, on-the-fly, and optimized for quick delivery via CDN.<\/p>\n

But there are many scenarios when you may want to set up a fixed set of transformations to be applied to a variety of media assets, with one or a few variations depending on the specific image to be delivered, or on other factors that are determined at a later time.<\/p>\n

Applying User-Defined Variables<\/h2>\n

By including user-defined variables in your transformations, you can assign different values to specific elements of the transformation when you deliver the file. For example, you could:<\/p>\n