A method for use with content includes analyzing a sequence of frames of the content, determining whether an area exists in a scene depicted by the sequence of frames where additional content such as advertising can be inserted without obstructing activity in the scene, for any such area, determining an amount of time that the area is available when the sequence of frames is being played, and for any such area, determining a size of the area. A storage medium storing a computer program for causing a processor based system to execute these steps and an apparatus for use with content are also disclosed.