JP2001202699A - Recording medium of informaiton having different standard format, informaiton recording medium which sotres the information and reproducing method of the informaiton recorded with different standard format - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an information recording medium which stores a data structure that collectively reproduces plural kinds of AV information recorded in different standard formats. SOLUTION: The information recording medium stores first AV object information 62 which is recorded based on a first standard, first managing information 62 into which at least managing information relative to the first AV object information is recorded, second AV object information 63 which is recorded based on a second standard that differs from the first standard, second managing information 63 into which at least managing information relative to the second AV object information is recorded and link information which is capable of reproducing at least a portion of the information 62 and at least a portion of the information 63.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a video recording (Video
Recording Standards and Audio Recording (Audi
o Recording standard and stream recording (Strea
m Recording) A data structure to be recorded on an information storage medium when information based on different standards such as a standard is mixed and recorded on one information storage medium (optical disc), or a recording / reproducing method related thereto. .

[0002]

2. Description of the Related Art At present, a plurality of standards such as a video recording standard, an audio recording standard, and a stream recording standard are being developed in a DVD forum. The above standard basically allows mixed recording on one information storage medium (optical disc).

[0003]

However, at present, each standard only exists independently, and information (AV object information) recorded on an information storage medium based on each standard is reproduced. No method has been proposed.

On the other hand, there is a strong demand from users for continuously reproducing information (AV object information) recorded in different standards.

[0005] An object of the present invention has been made in view of the above circumstances, and has as its object to provide the following information recording method, information reproducing method, and information recording medium.

(1) An information recording method for recording a data structure that enables a plurality of types of AV information recorded in different standard formats to be uniformly reproduced.

(2) An information recording medium storing a data structure that enables a plurality of types of AV information recorded in different standard formats to be uniformly reproduced.

(3) An information reproducing method for reproducing an information recording medium storing a data structure enabling a plurality of types of AV information recorded in different standard formats to be uniformly reproduced.

(4) An information recording method for recording a data structure that enables reproduction of all AV object information to be designated regardless of the standard format recorded from one menu screen.

(5) An information recording medium that stores a data structure that allows the reproduction of all AV object information to be designated regardless of the standard format recorded from one menu screen.

(6) An information reproducing method for reproducing an information recording medium storing a data structure which enables designation of reproduction of all AV object information regardless of a standard format recorded from one menu screen.

(7) An information recording method for recording a data structure for enabling reproduction over AV object information recorded based on two different standards.

(8) An information recording medium storing a data structure for enabling reproduction over AV object information recorded based on two different standards.

(9) An information reproducing method for reproducing an information recording medium storing a data structure capable of reproducing over AV object information recorded based on two different standards.

[0015]

Means for Solving the Problems To solve the above problems and achieve the object, an information recording method, an information recording medium, and an information reproducing method of the present invention are configured as follows.

(1) According to the information recording method of the present invention, link information for specifying a specific description area in management information existing for each standard is recorded. That is, the information recording method of the present invention includes the first AV object information recorded on the basis of the first standard, and the first management information on which at least management information on the first AV object information is recorded. ,
Second AV object information recorded on the basis of a second standard different from the first standard and second management information on which at least management information on the second AV object information is recorded are recorded. Information storage media
At least a part of the first AV object information;
Link information for enabling reproduction of at least a part of the second AV object information is recorded.

(2) The information recording medium of the present invention stores link information for specifying a specific description area in management information existing for each standard. That is, the information recording medium of the present invention
First AV object information recorded on the basis of the first standard, first management information on which at least management information on the first AV object information is recorded, and a first management information different from the first standard. At least one of second AV object information recorded on the basis of the second standard, at least second management information on which management information relating to the second AV object information is recorded, and first AV object information. And link information for enabling at least a part of the second AV object information to be reproduced.

(3) In the information reproducing method according to the present invention, the link information is reproduced from the information recording medium storing the link information for specifying the specific description area in the management information existing for each standard, and the reproduced information is reproduced. The specific description area in the management information specified by the link information is reproduced. That is, the information reproducing method of the present invention includes the first AV object information recorded based on the first standard, and the first management information in which at least the management information related to the first AV object information is recorded. A second AV object information recorded based on a second standard different from the first standard, a second management information recording at least management information on the second AV object information, An information reproducing method for reproducing an information recording medium storing at least a part of the first AV object information and link information for enabling at least a part of the second AV object information to be reproduced. A first reproduction step of reproducing information; and a second reproduction step of reproducing at least one of the first management information and the second management information. -Up and said second of said first AV with groups in the playback step
Of the object information and the second object information,
And a third reproduction step of reproducing at least one of them.

[0019]

Embodiments of the present invention will be described below with reference to the drawings.

FIG. 1 is a diagram showing a data structure that enables a plurality of types of AV information recorded in different standard formats to be unifiedly reproduced. That is, the information recording medium 170 stores data having a data structure as shown in FIG. The data structure shown in FIG.
"Part 3" issued by the forum in September 1999
VIDEO RECORDING DVD Specifications f
or Rewritable / Re-recordable Discs].

The description of the parts common to the above documents is omitted here.

The first standard in FIG. 1 is, for example, DV
VIDEO from which the above standard was issued by D Forum
RECORDING or AUDIO currently under consideration
RECORDING (Detailed literature has not been published)
The second standard is, for example, SD A recorded on an SD card.
The udio standard etc. correspond.

When the information storage medium shown in FIG. 1 is mounted on the information reproducing apparatus, as shown in FIG.
nter # 1 1011 and Play List Search Pointer # 2
1012, @Play List Search Pointer # W101
Playback is performed in the order of 3.

In the information of each Play List Search Pointer, Playlist Type information and a playlist number (such as a User Defined PGC Information number or a Playlist information number) designated by the pointer are recorded. In the embodiment of the present invention, the type of the standard is specified by the Playlist Type information, and which information in the management information based on each standard is specified by the playlist number.

FIG. 3 is a data structure diagram showing a directory structure relationship between the integrated management file and each file based on each standard. As shown in FIG. 3, this data structure includes GRD_MANGR.IFO which is not in the conventional standard.
1 and its backup file GRD_MA
NGR.BUP 2 exists as a unique file.

The information content of this file includes a plurality of Grand Play Lists # 1 201 to # 420 as shown in FIG.
4. This Grand Play List # 1
As in FIG. 1, the information content in 201 to # 4 204 is recorded with the corresponding standard type and the corresponding description place in the management information based on the standard, so that the AV object information can be sequentially reproduced across different standards. Has become. In the embodiment of the present invention, Grand Play List # 1 201 to # 4 20
4 are played back in numerical order. That is, the integrated management file related 61 is used to set the DVD Video Recording standard related 6
2. DVD Stream Recording Standard Related 63, DVD A
udio Recording standard related 64, SD Audio standard related 6
5 are integratedly managed. In other words, the integrated management file enables a plurality of types of AV information recorded in different standard formats to be uniformly reproduced.

A reproducing method according to the present invention will be described with reference to FIG. FIG. 4 is a flow chart showing the operation of the reproduction display method for reproducing the management information of the information recorded according to different standards over the management information.

First, an information reproducing apparatus (not shown)
RD_MANGR.IFO 1 Play back the file (ST
2) The contents are displayed (ST3). A management information file (eg, VR_MANGR.I) in which management information of the corresponding standard is recorded according to the user's specification (ST4)
FO 11) Plays back and displays a predetermined position of a file (for example, VR_MANGR.IFO file 11 in FIG. 3) in which AV object information is recorded according to the information played back (ST 7). FIG. (Integrated management of information recorded in different standards by an integrated management file). For example, DVD Video Recordin
In the g standard 62, all the information in the AV object file VR_MOVIE.VRO12 is specified by all of the cells # 1 311 to #k 315 constituting the Original PGC 351. Similarly, GRD_MANGR.I
Grand Original PGC 351 on FO file 1
, Where each Cell is specified. As a result, all AV object information recorded on the information storage medium can be managed using only the information of the Grand Original PGC 351. In other words, the integrated management file related 61 allows the DVD Video Recording standard related 6
2. DVD Stream Recording Standard 63, DVD Au
dio Recording standard related 64, SD Audio standard related 6
5 are integratedly managed. In other words, the integrated management file enables a plurality of types of AV information recorded in different standard formats to be uniformly reproduced.

As described above, according to the present invention,
(1) The reproduction of all the AV object information recorded on the information storage medium can be designated regardless of the standard format recorded from one menu screen. (2) Playback can be performed over AV object information recorded based on two different standards.

[0030]

According to the present invention, the following information recording method is provided.
An information reproducing method and an information recording medium can be provided.

(1) An information recording method for recording a data structure that enables a plurality of types of AV information recorded in different standard formats to be uniformly reproduced.

(2) An information recording medium storing a data structure for enabling a plurality of types of AV information recorded in different standard formats to be uniformly reproduced.

(3) An information reproducing method for reproducing an information recording medium storing a data structure which enables a plurality of types of AV information recorded in different standard formats to be uniformly reproduced.

(4) An information recording method for recording a data structure that enables reproduction of all AV object information to be specified regardless of the standard format recorded from one menu screen.

(5) An information recording medium that stores a data structure that enables the reproduction of all AV object information to be specified regardless of the standard format recorded from one menu screen.

(6) An information reproducing method for reproducing an information recording medium storing a data structure which allows designation of reproduction of all AV object information regardless of a standard format recorded from one menu screen.

(7) An information recording method for recording a data structure capable of reproducing over AV object information recorded based on two different standards.

(8) An information recording medium storing a data structure for enabling reproduction over AV object information recorded based on two different standards.

(9) An information reproducing method for reproducing an information recording medium storing a data structure for enabling reproduction over AV object information recorded based on two different standards.

[Brief description of the drawings]

FIG. 1 is a diagram showing a data structure that enables uniform reproduction of two types of audio / video information recorded in different standard formats.

FIG. 2 is a diagram illustrating a concept (1) of an integrated management file.

FIG. 3 is a diagram showing a directory structure relationship between an integrated management file and each file based on various standards.

FIG. 4 is a flowchart for explaining the operation of a reproduction / display method for reproducing information over management information of information recorded according to different standards.

FIG. 5 is a diagram illustrating a concept (part 2) regarding an integrated management file.

[Explanation of symbols]

61: related to an integrated management file 62: related to a DVD Video Recording standard 63 ... related to a DVD Stream Recording standard 64 ... related to a DVD Audio Recording standard 65 ... related to an SD Audio standard 121 ... audio / video related information related to a first standard 122 ... Audio / video related information related to the second standard 130 ... Management information recording area based on the first standard 136 ... Various AV Objec recorded according to the first standard
t information 138 management information recording area based on the second standard 139 various AV Objec recorded according to the second standard
t information

 ──────────────────────────────────────────────────続 き Continued on the front page F term (reference) 5D044 AB05 AB07 BC03 CC06 DE12 DE14 DE22 DE27 DE38 DE52 DE57 FG09 FG18 GK12 5D077 AA27 AA28 BA15 CB06 EA25 EA34 5D110 AA15 AA27 AA29 DA04 DB03 DC05

Claims (11)

[Claims] 1. A first A recorded based on a first standard
V object information, first management information in which at least management information relating to the first AV object information is recorded, and second AV information recorded based on a second standard different from the first standard Object information and at least a part of the first AV object information on the information storage medium on which the second management information on which the management information related to the second AV object information is recorded;
An information recording method, characterized by recording link information for enabling at least a part of the second AV object information to be reproduced. 2. A first A recorded based on a first standard.
V object information, first management information in which at least management information relating to the first AV object information is recorded, and second AV information recorded based on a second standard different from the first standard Object information; second management information in which management information relating to at least the second AV object information is recorded; at least a part of the first AV object information; and at least a part of the second AV object information An information recording medium characterized by storing link information for enabling reproduction of the information, and. 3. The link information according to claim 1, wherein said link information includes at least a part of said first management information and designation information for designating at least a part of said second management information.
Information recording method described in. 4. The link information according to claim 2, wherein said link information includes at least a part of said first management information and designation information for designating at least a part of said second management information.
An information recording medium according to claim 1. 5. The link information is recorded in third management information existing at a different position from the first management information and the second management information. Information recording method described in. 6. The link information is stored in third management information existing at a different position from the first management information and the second management information. An information recording medium according to claim 1. 7. A method in which all of said first AV object information and all of said second AV object information recorded on an information storage medium using said link information are specified, and a plurality of types including standard type information are included. 6. The cell information of claim 1, wherein the cell information is recorded.
Information recording method described in. 8. A method in which all of said first AV object information and all of said second AV object information recorded on an information storage medium using said link information are specified, and a plurality of types including standard type information are included. 3. The cell information according to claim 2, wherein
An information recording medium according to claim 1. 9. A playlist information for reproducing the AV object information recorded on the information storage medium is recorded, and the AV object information specified by the playlist is specified by the playlist type information described in the playlist information. 6. The information recording method according to claim 1, wherein at least one of the first AV object information and the second AV object information is specified. 10. A playlist information for reproducing the AV object information recorded on the information storage medium is recorded, and the AV object information specified by the playlist by the playlist type information described in the playlist information is recorded. 5. The method according to claim 2, wherein at least one of the first AV object information and the second AV object information is specified.
Or the information recording medium according to claim 6. 11. The first AV object information recorded in accordance with a first standard, first management information in which at least management information relating to the first AV object information is recorded, and Second AV object information recorded on the basis of a second standard different from the standard, second management information on which at least management information on the second AV object information is recorded, and the first AV In an information reproducing method for reproducing an information recording medium storing at least a part of object information and link information for enabling at least a part of the second AV object information to be reproduced, a method of reproducing the link information 1 reproduction step; a second reproduction step of reproducing at least one of the first management information and the second management information; With group raw Step first AV
Of the object information and the second object information,
A third playback step of playing back at least one of them;
An information reproducing method, comprising: