Storage medium including metadata and reproduction apparatus and method therefor

摘要

A storage medium including metadata, which provide an extended search function using a variety of search keywords on audio-visual data, and a reproduction apparatus and a reproduction method of reproducing the storage medium. The storage medium includes: audio-visual data; and metadata to provide an extended search function on the audio-visual data, wherein the metadata include a predefined search keyword and a search keyword which may be additionally defined by an author. Accordingly, by using a variety of search keywords additionally defined by an author as well as predefined search keywords, providing an extended search function is possible. In addition, by recording only portions of the metadata relative directly to supporting multiple languages in an additional text-based file, providing an extended search function using a plurality of languages is also possible.

主权项

1. A computer-readable medium which is used in a reproducing apparatus, comprising:
audio-visual data comprising a plurality of scenes; and metadata comprising at least one search keyword which is used by the reproducing apparatus in searching for each of the scenes of the audio-visual data, the at least one search keyword comprising a predefined search keyword indicating a scene or a character and an author defined search keyword which is to be additionally defined by an author, the author defined search keyword enabling the author to add information that is necessary to describe content of the storage medium, the author defined search keyword comprising an author-defined descriptor which is a descriptor identifying that the corresponding descriptor is the author defined search keyword, the author-defined descriptor comprising a name descriptor which is used in describing the value of the author defined search keyword.