Recording medium having data structure for managing reproduction of multiple playback path video data recorded thereon and recording and reproducing methods and apparatuses
First Claim
Patent Images
1. A recording medium having a data structure for managing reproduction of multiple playback path video data of a title, comprising:
- a playlist directory area storing a playlist directory including a plurality of playlist files, each playlist file identifying a portion of the multiple playback path video data and at least a portion of the playlist files associated with different playback paths; and
at least one navigation information area storing navigation information at least providing information on one playback path.
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Abstract
The recording medium includes a playlist directory area and at least one navigation information area. The playlist directory area stores a playlist directory including a plurality of playlist files. Each playlist file identifies a portion of the multiple playback path video data and at least a portion of the playlist files associated with different playback paths. The navigation information area stores navigation information at least providing information on one playback path.
170 Citations
21 Claims
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1. A recording medium having a data structure for managing reproduction of multiple playback path video data of a title, comprising:
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a playlist directory area storing a playlist directory including a plurality of playlist files, each playlist file identifying a portion of the multiple playback path video data and at least a portion of the playlist files associated with different playback paths; and
at least one navigation information area storing navigation information at least providing information on one playback path. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. A recording medium having a data structure for managing reproduction of multiple playback path video data, comprising:
a playlist directory area storing a playlist directory including a plurality of playlists, at least a number of the playlists divided into groups and each group associated with a different playback path. - View Dependent Claims (11, 12, 13, 14, 15)
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16. A method of reproducing multiple playback path video data from a recording medium, comprising:
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receiving user input selecting one of the playback paths;
reproducing at least one playlist associated with the selected playback path based on navigation information recorded on the recording medium. - View Dependent Claims (17)
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18. A method of recording a data structure for managing reproduction of at least video data on a recording medium, comprising:
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recording a playlist directory including a plurality of playlist files in a playlist directory area of the recording medium, each playlist file identifying a portion of the multiple playback path video data and at least a portion of the playlist files associated with different playback paths; and
recording navigation information in at least one navigation information area of the recording medium, the navigation information at least providing information on one playback path.
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19. A method of reproducing a data structure for managing reproduction of at least video data, comprising:
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reproducing navigation information from at least one navigation information area of the recording medium, the navigation information at least providing information on one playback path; and
reproducing at least one playlist file in a playlist directory area of the recording medium based on the navigation information, each playlist file identifying a portion of the multiple playback path video data and at least a portion of the playlist files associated with different playback paths.
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20. An apparatus for recording a data structure for managing reproduction of at least video data, comprising:
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a driver for driving an optical recording device to record data on a recording medium;
an encoder for encoding at least video data; and
a controller for controlling the driver to record the encoded video data on the recording medium, the controller for controlling the driver to record a playlist directory including a plurality of playlist files in a playlist directory area of the recording medium, each playlist file identifying a portion of the multiple playback path video data and at least a portion of the playlist files associated with different playback paths; and
the controller controlling the driver to record navigation information in at least one navigation information area of the recording medium, the navigation information at least providing information on one playback path.
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21. An apparatus for reproducing a data structure for managing reproduction of at least video data, comprising:
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a driver for driving an optical reproducing device to reproduce data recorded on a recording medium;
a controller for controlling the driver to reproduce navigation information from at least one navigation information area of the recording medium, the navigation information at least providing information on one playback path; and
the controller controlling the driver to reproduce at least one playlist file in a playlist directory area of the recording medium based on the navigation information, each playlist file identifying a portion of the multiple playback path video data and at least a portion of the playlist files associated with different playback paths.
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Specification