Recording medium having data structure for managing reproduction of at least video data recorded thereon and recording and reproducing methods and apparatuses
First Claim
Patent Images
1. An optical disk having a data structure for managing reproduction of video data, comprising:
- a data area storing a stream file including the video data;
a clip information area storing a clip information file corresponding to the stream file, the clip information file including timing information of the video data;
a playlist area storing a playlist file including at least one playitem, the playitem identifying a playing interval in a clip of the video data; and
a navigation area storing a navigation file including a path item, the path item including a first navigation command for launching a single playlist file to reproduce and a second navigation command for proceeding to a next path item, wherein the stream file, the clip information file, the playlist file, and the navigation file are separate and have different file extensions from each other.
1 Assignment
0 Petitions
Accused Products
Abstract
The recording medium has a data structure for managing reproduction of data recorded on the recording medium. A navigation area stores at least one navigation file, and the navigation file includes at least one navigation command group. At least one navigation command group includes at least one navigation command for managing reproduction of at least video data recorded on the recording medium.
231 Citations
37 Claims
-
1. An optical disk having a data structure for managing reproduction of video data, comprising:
-
a data area storing a stream file including the video data; a clip information area storing a clip information file corresponding to the stream file, the clip information file including timing information of the video data; a playlist area storing a playlist file including at least one playitem, the playitem identifying a playing interval in a clip of the video data; and a navigation area storing a navigation file including a path item, the path item including a first navigation command for launching a single playlist file to reproduce and a second navigation command for proceeding to a next path item, wherein the stream file, the clip information file, the playlist file, and the navigation file are separate and have different file extensions from each other. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17)
-
-
18. A method of recording a data structure for managing reproduction of video data on an optical disk, comprising:
-
recording a stream file including the video data in a data area of the optical disk; recording a clip information file corresponding to the stream file in a clip information area of the optical disk, the clip information file including timing information of the video data; recording a playlist file including at least one playitem in a playlist area of the optical disk, the playitem identifying a playing interval in a clip of the video data; and recording a navigation file in a navigation area of the optical disk, the navigation file including a path item, the path item including a first navigation command for launching a single playlist file to reproduce and a second navigation command for proceeding to a next path item, wherein the stream file, the clip information file, the playlist file, and the navigation file are separate and have different file extensions from each other. - View Dependent Claims (19, 20, 21, 22)
-
-
23. A method of reproducing a data structure for managing reproduction of video data recorded on an optical disk, comprising:
-
reading a navigation file recorded in a navigation area of the optical disk, the navigation file including a path item, the path item including a first navigation command for launching a single playlist file to reproduce and a second navigation command for proceeding to a next path item; and reading the launched playlist file recorded in a playlist area of the optical disk, the playlist file including at least one playitem, the playitem identifying a playing interval in a stream file; reading a clip information file corresponding to the stream file, recorded in a clip information area of the optical disk, the clip information file including timing information of the video data; and reproducing the stream file including the video data recorded in a data area of the optical disk, wherein the stream file, the clip information file, the playlist file, and the navigation file are separate and have different file extensions from each other. - View Dependent Claims (24, 25, 26, 27)
-
-
28. An apparatus for recording a data structure for managing reproduction of video data on an optical disk, comprising:
-
a recording unit configured to record a stream file including the video data in a data area of the optical disk; and a controller configured to control the recording unit to record a clip information file corresponding to the stream file in a clip information area of the optical disk, the clip information file including timing information of the video data, the controller configured to record a playlist file including at least one playitem in a playlist area of the optical disk, the playitem identifying a playing interval in a clip of the video data, and the controller configured to record a navigation file in a navigation area of the optical disk, the navigation file including a path item, the path item including a first navigation command for launching a single playlist file to reproduce and a second navigation command for proceeding to a next path item, wherein the stream file, the clip information file, the playlist file, and the navigation file are separate and have different file extensions from each other. - View Dependent Claims (29, 30, 31, 32)
-
-
33. An apparatus for reproducing a data structure for managing reproduction of video data recorded on an optical disk, comprising:
-
a reproducing unit configured to read data recorded on the optical disk; and a controller configured to control the reproducing unit to read a navigation file recorded in a navigation area, the navigation file including a path item, the path item including a first navigation command for launching a single playlist file to reproduce and a second navigation command for proceeding to a next path time, the controller configured to read the launched playlist file recorded in a playlist area of the optical disk, the playlist file including at least one playitem, the playitem identifying a playing interval in a stream file, the controller configured to read a clip information file corresponding to the stream file, recorded in a clip information area of the optical disk, the clip information file including timing information of the video data, and the controller configured to reproduce a clip including the video data recorded in a data area of the optical disk, wherein the stream file, the clip information file, the playlist file, and the navigation file are separate and have different file extensions from each other. - View Dependent Claims (34, 35, 36, 37)
-
Specification