Augmented reality content selection & display based on printed objects having security features

A method of delivering media comprising:

• receiving, from a portable device including an imaging device that captures an image of an object in a way that is not constrained in position and/or orientation, a captured image of the object including at least one visible indicia imprinted on the object;
• using at least one restricted area of recognition on the captured image of the object to recognize a pattern associated with the at least one visible indicia imprinted on the object based on the color and/or grey scale information in the restricted area of recognition, the at least one restricted area of recognition being defined to exclude at least one visible indicium imprinted on the object:
• and
• in response to the recognized pattern, selecting at least one media item and delivering the selected at least one media item to the portable device for superimposing onto a displayed image of the object.