Information recording medium, information recording apparatus and method, information reproduction device and method, information recording/reproduction device and method, recording or reproduction control computer program, and data structure containing a control signal

An information record apparatus for recording a whole stream including a plurality of partial streams each composed of content information including a plurality of video information whose reproduction can be changed onto an information record medium by a packet unit, said information record apparatus comprising:

• a first record device for recording an object data file for storing object data composed of a plurality of packets each storing pieces of the content information;
• and
• a second record device for recording an object information file for storing, as reproduction control information to control a reproduction of the object data file, relationship definition information to define a relationship between a plurality of packets and the plurality of partial streams, wherein
• the object data is stored in said object data files and is interleaved in at least a part of a reproduction range by an interleaved unit composed of a plurality of packets, and
• the object information file collectively stores the reproduction control information which is not multiplexed by the packet unit and further stores, as the reproduction control information, address information to indicate a number, a reproduction time and changeable-position of the plurality of the packets which constitute the interleaved unit.

An information record method of recording a whole stream including a plurality of partial streams each composed of content information including a plurality of video information whose reproduction can be changed onto an information record medium by a packet unit, said information record method comprising:

• a first record process of recording an object data file for storing object data composed of a plurality of packets each storing pieces of the content information;
• and
• a second record process of recording an object information file for storing, as reproduction control information to control a reproduction of the object data file, relationship definition information to define a relationship between a plurality of packets and the plurality of partial streams, wherein
• the object data is stored in said object data file and is interleaved in at least a part of a reproduction range by an interleaved unit composed of a plurality of packets, and
• the object information collectively stores the reproduction control information which is not multiplexed by the packet unit and file further stores, as the reproduction control information, address information to indicate a number, a reproduction time and changeable-position of the plurality of the packets which constitute the interleaved unit.

An information reproduction apparatus for reproducing a recorded content information from a information record medium onto which a whole stream including a plurality of partial streams each composed of the content information including a plurality of video information whose reproduction can be changed is recorded by a packet unit, said information record medium including:

• an object data file for storing object data composed of a plurality of packets each storing pieces of the content information;
• and an object information file for storing, as reproduction control information to control a reproduction of the object data file, relationship definition information to define a relationship between a plurality of packets and the plurality of partial streams, wherein the object data is stored in said object data file and is interleaved in at least a part of a reproduction range by an interleaved unit composed of a plurality of packets, and the object information file collectively stores the reproduction control information which is not multiplexed by the packet unit and further stores, as the reproduction control information, address information to indicate a number, a reproduction time and changeable-position of the plurality of the packets which constitute the interleaved unit, said information reproduction apparatus comprising:
• a read device for reading information physically from the information record medium;
• and
• a reproduction device for reproducing the object data for each of said partial streams, while de-interleaving the interleaved unit, on the basis of the relationship definition information and the address information included in the information read by the read device.

An information reproduction method of reproducing a recorded content information from a information record medium onto which a whole stream including a plurality of partial streams each composed of the content information including a plurality of video information whose reproduction can be changed is recorded by a packet unit, said information record medium including:

• an object data file for storing object data composed of a plurality of packets each storing pieces of the content information;
• and an object information file for storing, as reproduction control information to control a reproduction of the object data file, relationship definition information to define a relationship between a plurality of packets and the plurality of partial streams, wherein the object data is stored in said object data file and is interleaved in at least a part of a reproduction range by an interleaved unit composed of a plurality of packets, and the object information file collectively stores the reproduction control information which is not multiplexed by the packet unit and further stores, as the reproduction control information, address information to indicate a number, a reproduction time and changeable-position of the plurality of the packets which constitute the interleaved unit, said information reproduction method comprising:
• a read process of reading information physically from the information record medium;
• and
• a reproduction process of reproducing the object data for each of said partial streams, while de-interleaving the interleaved unit, on the basis of the relationship definition information and the address information included in the information read at the read process.

An information record reproduction apparatus for recording a content information onto a information record medium onto which a whole stream including a plurality of partial streams each composed of the content information including a plurality of video information whose reproduction can be changed is recorded by a packet unit, said information record medium including:

• an object data file for storing object data composed of a plurality of packets each storing pieces of the content information;
• and an object information file for storing, as reproduction control information to control a reproduction of the object data file, relationship definition information to define a relationship between a plurality of packets and the plurality of partial streams, wherein the object data is stored in said object data file and is interleaved in at least a part of a reproduction range by an interleaved unit composed of a plurality of packets, and the object information file collectively stores the reproduction control information which is not mutiplexed by the packet unit and further stores, as the reproduction control information, address information to indicate a number, a reproduction time and changeable-position of the plurality of the packets which constitute the interleaved unit and reproducing the recorded content information, said information record reproduction apparatus comprising:
• a first record device for recording the object data file;
• a second record device for recording the object information file;
• a read device for reading information physically from the information record medium;
• and
• a reproduction device for reproducing the object data for each of said partial streams, while de-interleaving the interleaved unit, on the basis of the relationship definition information and the address information included in the information read by the read device.

An information record reproduction method of recording a content information onto a information record medium onto which a whole stream including a plurality of partial streams each composed the content information including a plurality of video information whose reproduction can be changed is recorded by a packet unit, said information record medium including:

• an object data file for storing object data composed of a plurality of packets each storing pieces of the content information;
• and an object information file for storing, as reproduction control information to control a reproduction of the object data file, relationship definition information to define a relationship between a plurality of packets and the plurality of partial streams, wherein the object data is stored in said object data file and is interleaved in at least a part of a reproduction range by an interleaved unit composed of a plurality of packets, and the object information file collectively stores the reproduction control information which is not multiplexed by the packet unit and further stores, as the reproduction control information, address information to indicate a number, a reproduction time and changeable-position of the plurality of the packets which constitute the interleaved unit and reproducing the recorded content information, said information record reproduction method comprising:
• a first record process of recording the object data file;
• a second record process of recording the object information file;
• a read process of reading information physically from the information record medium;
• and
• a reproduction process of reproducing the object data for each of said partial streams, while de-interleaving the interleaved unit, on the basis of the relationship definition information and the address information included in the information read at the read process.

A computer readable medium with a computer program recorded thereon for a record control to control a computer disposed at a information record apparatus for recording a whole stream including a plurality of partial streams each composed of content information including a plurality of video information whose reproduction can be changed onto an information record medium by a packet unit, said information record apparatus comprising:

• a first record device for recording an object data file for storing object data composed of a plurality of packets each storing pieces of the content information;
• and a second record device for recording an object information file for storing, as reproduction control information to control a reproduction of the object data file, relationship definition information to define a relationship between a plurality of packets and the plurality of partial streams, wherein the object data is stored in said object data file interleaved in at least a part of a reproduction range by an interleaved unit composed of a plurality of packets, and the object information file collectively stores the reproduction control information which is not multiplexed by the packet unit and further stores, as the reproduction control information, address information to indicate a number, a reproduction time and changeable-position of the plurality of the packets which constitute the interleaved unit, said computer readable medium making the computer function as at least a part of the first record device and the second record device.

A computer readable medium with a computer program recorded thereon for a reproduction control to control a computer disposed at a information reproduction apparatus for reproducing the recorded content information from the information record medium onto which a whole stream including a plurality of partial streams each composed of the content information including a plurality of video information whose reproduction can be changed is recorded by a packet unit, said information record medium including:

• an object data file for storing object data composed of a plurality of packets each storing pieces of the content information;
• and an object information file for storing, as reproduction control information to control a reproduction of the object data file, relationship definition information to define a relationship between a plurality of packets and the plurality of partial streams, wherein the object data is stored in said object data file and is interleaved in at least a part of a reproduction range by an interleaved unit composed of a plurality of packets, and the object information file collectively stores the reproduction control information which is not multiplexed by the packet unit and further stores, as the reproduction control information, address information to indicate a number, a reproduction time and changeable-position of the plurality of the packets which constitute the interleaved unit, said information reproduction apparatus comprising:
• a read device for reading information physically from the information record medium;
• and a reproduction device for reproducing the object data for each of said partial streams, while de-interleaving the interleaved unit, on the basis of the relationship definition information and the unit address information included in the information read by the read device, said computer readable medium making the computer function as at least a part of the read device and the reproduction device.

A computer readable medium with a computer program recorded thereon for a record reproduction control to control a computer disposed at a information record reproduction apparatus for recording the content information onto the information record medium onto which a whole stream including a plurality of partial streams each composed of the content information including a plurality of video information whose reproduction can be changed is recorded by a packet unit, said information record medium including:

• an object data file for storing object data composed of a plurality of packets each storing pieces of the content information;
• and an object information file for storing, as reproduction control information to control a reproduction of the object data file, relationship definition information to define a relationship between a plurality of packets and the plurality of partial streams, wherein the object data is stored in said object data file and is interleaved in at least a part of a reproduction range by an interleaved unit composed of a plurality of packets, and the object information file collectively stores the reproduction control information which is not multiplexed by the packet unit and further stores, as the reproduction control information, address information to indicate a number, a reproduction time and changeable-position of the plurality of the packets which constitute the interleaved unit and reproducing the recorded content information, said information record reproduction apparatus comprising:
• a first record device for recording the object data file;
• a second record device for recording the object information file;
• a read device for reading information physically from the information record medium;
• and a reproduction device for reproducing the object data for each of said partial streams, while de-interleaving the interleaved unit, on the basis of the relationship definition information and the address information included in the information read by the read device, said computer readable medium making the computer function as at least a part of the first record device, the second record device, the read device and the reproduction device.

A computer readable medium with a data structure including a control signal in which a whole stream including a plurality of partial streams each composed of content information including a plurality of video information whose reproduction can be changed is recorded by a packet unit, said computer readable medium comprising:

• an object data file stored by a computer for storing object data composed of a plurality of packets each storing pieces of the content information;
• and
• an object information file for storing, as reproduction control information to control a reproduction of the object data file, relationship definition information to define a relationship between a plurality of packets and the plurality of partial streams, wherein
• the object data is stored in said object data file and is interleaved in at least a part of a reproduction range by an interleaved unit composed of a plurality of packets, and
• the object information file collectively stores the reproduction control information which is not multiplexed by the packet unit and further stores, as the reproduction control information, address information to indicate a number, a reproduction time and changeable-position of the plurality of the packets which constitute the interleaved unit.