Patent ID: 8145033
Filing Date: 2012-03-27
Classification: G11B,H04N

Abstract:
1. A non-transitory computer readable medium having a data structure for managing reproduction duration of at least one still picture, comprising: a data area storing first stream file including presentation data and second stream file including audio data, the presentation data being divided into at least one still picture unit, the at least one still picture unit including at least one still picture and associated graphic data; 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 an out-point of the first stream file to reproduce the presentation data and including first duration information indicating whether to display the at least one still picture in the at least one still picture unit for one of a finite and an infinite period of time, the at least one sub-playitem indicating an in-point and an out-point of the second stream file to reproduce the audio data, wherein the at least one playitem further includes second duration information indicating 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, wherein the at least one still picture and associated graphic data in the at least one still picture unit are reproduced synchronously based on the at least one playitem, wherein the audio data is reproduced independently from the at least one still picture unit based on the at least one sub-playitem, wherein the stream files and the playlist file are separate from each other and have different file extensions.