JP2004234844A5

JP2004234844A5 -

Info

Publication number: JP2004234844A5
Application number: JP2004087859A
Authority: JP
Filing date: 2004-03-24
Publication date: 2005-05-26
Anticipated expiration: 2019-05-12

Description

この発明の一実施の形態に係るデジタル情報媒体は、１以上のオブジェクトのデータを格納するように構成されたデータエリアと、前記オブジェクトを管理する管理情報を格納するように構成された管理エリアを持つ。ここで、前記オブジェクトはＭＰＥＧエンコードされたビデオ情報を含むデータユニットから構成され、前記管理情報は前記オブジェクトの再生方法を管理するオリジナルプログラムチェーン情報を持つように構成され、前記オリジナルプログラムチェーン情報が１以上のプログラム情報および１以上のセル情報を含むように構成され、前記セル情報として前記ビデオ情報のオブジェクトの再生を管理するムービーセル情報が定義され、前記ムービーセル情報が前記オブジェクト内の再生箇所へのアクセスに用いられるエントリポイントに関するエントリポイント情報を含むように構成され、前記エントリポイント情報が前記エントリポイントに関するテキスト情報を含むように構成され、前記ムービーセル情報がムービーセル一般情報を含み、このムービーセル一般情報が該当セルの開始時間情報および該当セルの終了時間情報を含む。このように構成された情報媒体において、前記開始時間情報は対応する前記オブジェクトの最初の４つの前記データユニット内に格納され、前記終了時間情報は対応する前記オブジェクトの最後の４つの前記データユニット内に格納される。ここで、前記管理情報は再生順序を示すプレイリストのサーチポインタテーブル（ＰＬ＿ＳＲＰＴ）とユーザ定義プログラムチェーン情報テーブル（ＵＤ＿ＰＧＣＩＴ）を含む。前記ユーザ定義プログラムチェーン情報テーブル（図１７のＵＤ＿ＰＧＣＩＴ）は複数のユーザ定義プログラムチェーン情報（ＵＤ＿ＰＧＣＩ）を含みこのユーザ定義プログラムチェーン情報（図１７のＵＤ＿ＰＧＣＩまたは図１９のＰＧＣＩ）が前記セル情報（ＣＩ）を含む。また、前記プレイリストのサーチポインタテーブル（図８のＰＬ＿ＳＲＰＴ）は複数のプレイリストサーチポインタ（ＰＬ＿ＳＲＰ）を含み、このプレイリストサーチポインタ（図１０のＰＬ＿ＳＲＰ）が前記プレイリストに対応するユーザ定義プログラムチェーン番号情報（ＰＧＣＮ）を含む。このように構成された情報媒体において、前記プレイリスト各々に前記エントリポイントを付けることが可能（図２７等）であり、かつ前記プレイリストサーチポインタ（図
１０のＰＬ＿ＳＲＰ）がサムネールポインタ情報（ＴＨＭ＿ＰＴＲＩ）を含み、このサムネールポインタ情報（図１１のＴＨＭ＿ＰＴＲＩ）が対応するポイントが存在するセルの番号情報（ＣＮ）を含むように構成される。 A digital information medium according to an embodiment of the present invention comprises a data area configured to store data of one or more objects, and a management area configured to store management information for managing the objects. Have. Here, the object is composed of a data unit including MPEG encoded video information, the management information is configured to have original program chain information for managing the reproduction method of the object, and the original program chain information is 1 Movie cell information that is configured to include the above program information and one or more cell information, and manages reproduction of the object of the video information as the cell information is defined, and the movie cell information is to be reproduced to the reproduction location in the object Are configured to include entry point information relating to an entry point used for accessing, the entry point information is configured to include text information relating to the entry point, and the movie cell information includes movie cell general information. The movie cell general information including the end time information of the start time information and the corresponding cell of a corresponding cell. In an information medium configured in this way, the start time information is stored in the first four data units of the corresponding object, and the end time information is in the last four data units of the corresponding object. Stored in Here, the management information includes a playlist search pointer table (PL_SRPT) indicating a reproduction order and a user-defined program chain information table (UD_PGCIT). The user-defined program chain information table (UD_PGCIT in FIG. 17) includes a plurality of user-defined program chain information (UD_PGCI), and this user-defined program chain information (UD_PGCI in FIG. 17 or PGCI in FIG. 19) corresponds to the cell information (CI). including. In addition, the playlist search pointer table (PL_SRPT in FIG. 8) includes a plurality of playlist search pointers (PL_SRP), and the playlist search pointer (PL_SRP in FIG. 10) corresponds to the playlist. Includes number information (PGCN). In the information medium configured as described above, it is possible to attach the entry point to each of the playlists (FIG. 27 etc.), and the playlist search pointer (FIG. 27).
Ten PL_SRPs are configured to include thumbnail pointer information (THM_PTRI), and the thumbnail pointer information (THM_PTRI in FIG. 11) is configured to include cell number information (CN) in which a corresponding point exists .

Claims

A data area configured to store data of one or more objects, and a management area configured to store management information for managing the objects,
The object comprises a data unit including MPEG encoded video information, the management information is configured to have original program chain information for managing a reproduction method of the object, and the original program chain information is one or more programs. Movie cell information that is configured to include information and one or more cell information, and manages reproduction of the object of the video information as the cell information is defined, and the movie cell information is used to access a reproduction location in the object Configured to include entry point information on an entry point to be used, wherein the entry point information is configured to include text information on the entry point, and the movie cell information includes movie cell general information; Biseru general information is a configuration information medium so as to include the end time information of the start time information and the corresponding cell of a corresponding cell,
The start time information is stored in the first four data units of the corresponding object, and the end time information is stored in the last four data units of the corresponding object;
The management information includes a playlist search pointer table indicating a reproduction order and a user-defined program chain information table.
The user defined program chain information table includes a plurality of user defined program chain information, and the user defined program chain information includes the cell information.
In the information medium, the playlist search pointer table includes a plurality of playlist search pointers, and the playlist search pointer includes user defined program chain number information corresponding to the playlist.
It is possible to attach the entry point to each of the playlists, and the playlist search pointer includes thumbnail pointer information, and the thumbnail pointer information includes number information of a cell in which the corresponding point exists. A digital information medium characterized in that

An information medium comprising a data area configured to store data of one or more objects and a management area configured to store management information for managing the objects, the objects being MPEG encoded video The management information is configured to have original program chain information for managing a reproduction method of the object, and the original program chain information includes one or more program information and one or more cell information. Entry point information related to an entry point which is configured to include, and which defines movie cell information for managing playback of an object of the video information as the cell information, wherein the movie cell information is used to access a playback location in the object The The entry point information includes text information on the entry point, the movie cell information includes movie cell general information, and the movie cell general information includes start time information of the corresponding cell and the corresponding cell. Configured to include end time information, the start time information is stored in the first four data units of the corresponding object, and the end time information is in the last four data units of the corresponding object And the management information includes a playlist search pointer table indicating a reproduction order and a user-defined program chain information table, and the user-defined program chain information table includes a plurality of user-defined program chain information. The information includes the cell information, and the playlist search pointer table is configured to include a plurality of playlist search pointers, and the playlist search pointer includes user defined program chain number information corresponding to the playlist. It is possible to attach the entry point to each playlist, and the playlist search pointer includes thumbnail pointer information, and the thumbnail pointer information is configured to include number information of a cell in which the corresponding point exists. In those using digital information media,
Recording the object on the information medium;
A digital information recording method characterized in that the management information is recorded on the information medium.

An information medium comprising a data area configured to store data of one or more objects and a management area configured to store management information for managing the objects, the objects being MPEG encoded video The management information is configured to have original program chain information for managing a reproduction method of the object, and the original program chain information includes one or more program information and one or more cell information. Entry point information related to an entry point which is configured to include, and which defines movie cell information for managing playback of an object of the video information as the cell information, wherein the movie cell information is used to access a playback location in the object The The entry point information includes text information on the entry point, the movie cell information includes movie cell general information, and the movie cell general information includes start time information of the corresponding cell and the corresponding cell. Configured to include end time information, the start time information is stored in the first four data units of the corresponding object, and the end time information is in the last four data units of the corresponding object And the management information includes a playlist search pointer table indicating a reproduction order and a user-defined program chain information table, and the user-defined program chain information table includes a plurality of user-defined program chain information. The information includes the cell information, and the playlist search pointer table is configured to include a plurality of playlist search pointers, and the playlist search pointer includes user defined program chain number information corresponding to the playlist. It is possible to attach the entry point to each playlist, and the playlist search pointer includes thumbnail pointer information, and the thumbnail pointer information is configured to include number information of a cell in which the corresponding point exists. In those using digital information media,
Reproducing the management information from the information medium;
And reproducing the object from the information medium.

An information medium comprising a data area configured to store data of one or more objects and a management area configured to store management information for managing the objects, the objects being MPEG encoded video The management information is configured to have original program chain information for managing a reproduction method of the object, and the original program chain information includes one or more program information and one or more cell information. Entry point information related to an entry point which is configured to include, and which defines movie cell information for managing playback of an object of the video information as the cell information, wherein the movie cell information is used to access a playback location in the object The The entry point information includes text information on the entry point, the movie cell information includes movie cell general information, and the movie cell general information includes start time information of the corresponding cell and the corresponding cell. Configured to include end time information, the start time information is stored in the first four data units of the corresponding object, and the end time information is in the last four data units of the corresponding object And the management information includes a playlist search pointer table indicating a reproduction order and a user-defined program chain information table, and the user-defined program chain information table includes a plurality of user-defined program chain information. The information includes the cell information, and the playlist search pointer table is configured to include a plurality of playlist search pointers, and the playlist search pointer includes user defined program chain number information corresponding to the playlist. It is possible to attach the entry point to each playlist, and the playlist search pointer includes thumbnail pointer information, and the thumbnail pointer information is configured to include number information of a cell in which the corresponding point exists. In those using digital information media,
Means for reproducing the management information from the information medium;
Means for reproducing the object from the information medium
A digital information reproducing apparatus characterized by comprising:

The digital information medium according to claim 1, wherein the management information includes a management information table, the management information table includes representative image information, and the program information includes thumbnail pointer information.

3. The digital information recording method according to claim 2, wherein the management information includes a management information table, the management information table includes representative image information, and the program information includes thumbnail pointer information.

4. The digital information reproducing method according to claim 3, wherein the management information includes a management information table, the management information table includes representative image information, and the program information includes thumbnail pointer information.

5. The digital information reproducing apparatus according to claim 4, wherein the management information includes a management information table, the management information table includes representative image information, and the program information includes thumbnail pointer information.