Patent ID: 7734154

Claim:
A non-transitory computer-readable medium having an executable data structure for managing reproduction duration of at least one still picture recorded thereon by a reproducing apparatus, comprising: a data area storing a first stream file including presentation data and a second stream file including audio data for simultaneous reproduction with the presentation data asynchronously, the presentation data being multiplexed into a transport stream and being divided into a number of still picture units, the still picture units including at least one still picture and associated graphic data, the presentation data not including audio data, the at least one still picture and associated graphic data in the still picture units being reproduced synchronously; a clip information area storing a first clip information file and a second clip information file, the first clip information file and the second clip information file being related to the first stream file and the second stream file, respectively, the first clip information file including a type indicator, the type indicator identifying that the first clip information file is related to presentation of the at least one still picture; and a playlist area storing at least one playlist file, the at least one playlist file including at least one playitem and at least one sub-playitem, the at least one playitem indicating an in-point and out-point of the first stream file for reproducing the presentation data and providing first and second duration information for display of the at least one still picture in the still picture units, the at least one sub-playitem indicating an in-point and out-point of the second stream file for reproducing the audio data, the start time of the audio data using the at least one sub-playitem being independent from the still picture units using the at least one playitem, wherein the first duration information indicates whether to display the at least one still picture for one of a finite and an infinite period of time, and the second duration information indicates a length of time to display the at least one still picture when the first duration information indicates to display the at least one still picture for a finite period of time.