These classes provide information about the media.
|AudioTrack||Class that extends Track to define the audio track abstraction.|
|ClosedCaptionsTrack ClosedCaptionsTrack||Class that extends Track to define the closed caption abstraction. Class that defines the ClosedCaptions abstraction. A closed captions track is defined uniquely by its name AND it's service type. Different service types can share the same name.|
|Profile||Class that contains media profile information, such as the height, width, and bit rate.|
|Track||Class that defines the track abstraction to use in defining AudioTrack and ClosedCaptionsTrack.|