Create an image object from a file path, relative to the assets directory. Throws an exception if the file cannot be found.
Create an image object from a java.io.File object. Throws an exception if the file cannot be found.
Create an image object from a file path. Throws an exception if the file cannot be found.
Creates an image object from a URL. Throws an exception if an image cannot be created from the URL. Will cache the image in the assets