Recording and reproducing apparatus, reproducing apparatus, recording and reproducing method, reproducing method, program and recording medium
First Claim
1. A recording and reproducing apparatus comprising:
- a recording medium including one or more content data files of storing predetermined data and one or more management information files of content information, a reproducing method and the like of the one or more content data files;
file reading means of reading the content data file and the management information file from the recording medium;
file recording means of recording the content data file and the management information file on the recording medium;
file management means of temporarily managing the contents of a read file; and
management information file creation means of creating the management information file to be recorded on the recording medium by newly creating it or correcting its contents, characterized in that;
the content data file or the management information file are capable of correction recording such as additional recording, deletion or change of the contents, and the management information file has a specific area secured for the sake of recording an editor identifier for identifying a device, a system or an application which created that file.
2 Assignments
0 Petitions
Accused Products
Abstract
[Object] When additional recording is performed by a recording apparatus and a program of a different method of management information construction to a recording medium having recorded thereon management information data such as a content parameter, a menu, a play list and a menu display image together with content data such as an audio, a static image and a video, consistency of the management information data is lost.
[Solution] It is possible to record in a file header portion 31 of a management information file group 2 an editor identifier 33 for identifying an apparatus and a program having edited that file, trace update history of the file with a file management device 14 and update information with a management information file creation device 15 by reflecting an intention of management information already recorded so as to keep the consistency of the management information.
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Citations
16 Claims
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1. A recording and reproducing apparatus comprising:
- a recording medium including one or more content data files of storing predetermined data and one or more management information files of content information, a reproducing method and the like of the one or more content data files;
file reading means of reading the content data file and the management information file from the recording medium;
file recording means of recording the content data file and the management information file on the recording medium;
file management means of temporarily managing the contents of a read file; and
management information file creation means of creating the management information file to be recorded on the recording medium by newly creating it or correcting its contents, characterized in that;
the content data file or the management information file are capable of correction recording such as additional recording, deletion or change of the contents, and the management information file has a specific area secured for the sake of recording an editor identifier for identifying a device, a system or an application which created that file. - View Dependent Claims (2, 3, 4)
- a recording medium including one or more content data files of storing predetermined data and one or more management information files of content information, a reproducing method and the like of the one or more content data files;
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5. A reproducing apparatus comprising:
- a recording medium including one or more content data files of storing predetermined data and one or more management information files of content information, a reproducing method and the like of the one or more content data files;
file reading means of reading the content data file and the management information file from the recording medium;
file management means of temporarily managing the contents of a read file; and
menu display means of displaying a menu on reproducing the content data file read from the recording medium, characterized in that;
if the file management means determines that there is a mismatch in a logical relationship among the content data file held by the recording medium, the management information file and a file system of the recording medium, a most doubtful file is searched for by referring to update time information of each file and an editor identifier listed in the management information file, and the menu display means displays and informs the user of mismatching contents, a mismatching file or the editor identifier having caused the mismatch.
- a recording medium including one or more content data files of storing predetermined data and one or more management information files of content information, a reproducing method and the like of the one or more content data files;
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6. A recording and reproducing apparatus comprising:
- a recording medium including one or more content data files of storing predetermined data and one or more management information files of content information, a reproducing method and the like of the one or more content data files;
file reading means of reading the content data file and the management information file from the recording medium;
file recording means of recording the content data file and the management information file on the recording medium;
file management means of temporarily managing the contents of a read file; and
management information file creation means of creating the management information file to be recorded on the recording medium by newly creating it or correcting its contents, characterized in that;
if the file management means determines that there is a mismatch in a logical relationship among the content data file held by the recording medium, the management information file and a file system of the recording medium, all the management information files are newly re-created. - View Dependent Claims (7, 8, 9)
- a recording medium including one or more content data files of storing predetermined data and one or more management information files of content information, a reproducing method and the like of the one or more content data files;
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10. A recording medium processable by a computer, characterized in that it includes one or more content data files of storing data such as audios, static images, videos and textual information, and has one or more management information files such as a content information file of putting together parameters of the predetermined one or more content data files, a menu information file of describing menu display contents as a user interface for the sake of setting and selecting an operation procedure of content reproduction, a play list information file of defining a procedure of consecutively reproducing the content data files in specific order, a meta data information file of putting together meta data of the content data files and a menu display image file of holding together background images and thumbnail images of the play lists used for menu display, and the management information file has a specific area secured for the sake of recording an editor identifier for identifying a device, a system or an application which created that file.
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11. A recording and reproducing method comprising:
- a file reading step of reading a content data file and a management information file from a recording medium;
a file recording step of recording the content data file and the management information file on the recording medium;
a file management step of temporarily managing the contents of a read file; and
a management information file creation step of creating the management information file to be recorded on the recording medium by newly creating it or correcting its contents, characterized in that;
the management information file creation step creates for the recording medium one or more management information files such as a content information file of putting together parameters of the content data files of storing data such as audios, videos, animations and textual information, a menu information file of describing menu display contents as a user interface for the sake of setting and selecting an operation procedure of content reproduction, a play list information file of defining a procedure of consecutively reproducing the content data files in specific order, a meta data information file of putting together meta data of the content data files and a menu display image file of holding together background images and thumbnail images of the play lists used for menu display, and the created management information file has a specific area secured for the sake of recording an editor identifier for identifying a device, a system or an application which created that file. - View Dependent Claims (12, 14, 15)
- a file reading step of reading a content data file and a management information file from a recording medium;
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13. A reproducing method comprising:
- a file reading step of reading a content data file and a management information file from a recording medium;
a file management step of temporarily managing the contents of a read file; and
a menu display step of displaying a menu on reproducing the content data file read from the recording medium, characterized in that;
if the file management step determines that there is a mismatch in a logical relationship among the content data file held by the recording medium, the management information file and a file system of the recording medium, a most doubtful file is searched for by referring to update time information of each file and an editor identifier listed in the management information file, and the menu display step displays and informs the user of mismatching contents, a mismatching file or the editor identifier having caused a mismatch. - View Dependent Claims (16)
- a file reading step of reading a content data file and a management information file from a recording medium;
Specification