CN101061543A

CN101061543A - Recording medium, and method and apparatus for reproducing data from the recording medium

Info

Publication number: CN101061543A
Application number: CN 200580030565
Authority: CN
Inventors: 徐康洙; 金柄辰; 刘齐镛
Original assignee: LG Electronics Inc
Current assignee: LG Electronics Inc
Priority date: 2004-09-13
Filing date: 2005-09-13
Publication date: 2007-10-24

Abstract

A recording medium includes a data area and a data management area. The data area includes first and second titles which have different data formats with respect to each other. The data management area includes a plurality of data management files required for reproducing the first and second titles. The data management files include a first object file which contains first management information associated with reproduction of the first title, and a second object file which contains second management information associated with reproduction of the second title. For example, the first title is a movie title and the second title is a Java title, and the first object file is a movie object and the second object file is one or more Java object files.

Description

Recording medium and the method and apparatus that reproduces the data of record on it

Technical field

The present invention relates to a kind of recording medium, the method and apparatus that relates in particular to a kind of recording medium and reproduce the data of record on it.

Background technology

CD is widely used as the recording medium that is used to write down mass data.At present, in the middle of various CDs, be developed to be used for non-volatile recording (or writing) and storage high definition video and voice data such as Blu-ray disc new high-density recording medias such as (hereinafter referred to as " BD ").Current, in the middle of the Blu-ray disc (BD) that is called recording medium technology of future generation is being developed considerably beyond the optical record technology scheme of future generation of conventional DVD and many other digital devices as the data that can write down.The global standards of the standard of this technology are also in discussing and improving.

The most especially, can also write down various data in the Blu-ray disc (BD) with different attribute.The example of such data can be wherein with the MPEG-2 format record title of moving image data, wherein write down comprise by the java program carry out (or playback) moving image data interactive information title, with the title of web programming language record etc.Yet, in current BD standard, (that is, title) universal standardization details still remains unifiedly, exists many restrictions in the full-scale development based on the optical recording of Blu-ray disc (BD) and/or transcriber to reproduce (or playback) above-mentioned data with different attribute.

Summary of the invention

Therefore, the present invention is directed to a kind of recording medium of one or more problems that restriction and shortcoming owing to correlation technique cause and method and apparatus that reproduces the data of record on it avoided basically.

One object of the present invention is to provide a kind of and wherein can writes down the recording medium of the various data with different attribute and a kind of new file structure that is used to manage the reproduction of these type of data is provided.

Another object of the present invention is to provide a kind of be fit to this recording medium be used for method of reproducing data and device.

Other advantage of the present invention, purpose and characteristic will be illustrated in the following description, and part one skilled in the relevant art becomes apparent when reading following content carefully, maybe can be by practice of the present invention is familiar with.The object of the invention and other advantage can and reach by the structure realization that particularly points out in printed instructions and appended claims and accompanying drawing.

In order to realize these purposes and other advantage, and according to the object of the invention that embodies and broadly illustrate in this article, a kind of recording medium comprises: the data management area that comprises the data field of first and second titles with different data format and comprise a plurality of data management files that are used to reproduce first and second titles, wherein these data management files comprise: second obj ect file that comprises first obj ect file of first management information that is associated with the reproduction of first title and comprise second management information that is associated with the reproduction of second title.

In another aspect of this invention, a kind of recording medium comprises: comprise the data field and the data management area of movie title and Java title, this data management area comprise the management information with the reproduction that is used for movie title movie object file, have the reproduction that is used for the Java title management information at least one Java obj ect file and have movie title and the index file of the index information of Java title.

In another aspect of this invention, a kind of recording medium comprises: comprise the data field and the data management area of movie title and Java title, this data management area comprise the management information with the reproduction that is used for movie title movie object file, have the management information of the reproduction that is used for the Java title at least one Java obj ect file, have movie title index information first index file and have movie title and second index file of the index information of Java title.

In another aspect of this invention, a kind of recording medium comprises: the data field and the data management area that comprise movie title and Java title, this data management area comprises the movie object file of the management information with the reproduction that is used for movie title and has movie title and the index file of the index information of Java title, and wherein this data management area also comprises the java applet file with the Java object information that is associated with the reproduction of Java title.

In another aspect of this invention, the method that a kind of reproduction is recorded in the data field that comprises first and second titles with different data format and has data on the recording medium of data management area of the management information that is used for reproducing first and second titles comprises: the index information that extracts first and second titles from this data management area; When having imported the order of reproducing first title, carry out to be associated with the reproduction of first title and by first object of index information appointment; And when having imported the order of reproducing second title, carry out to be associated with the reproduction of second title and by second object of index information appointment.

In still another aspect of the invention, the device that a kind of reproduction is recorded in the data field that comprises first and second titles with different data format and has data on the recording medium of data management area of the management information that is used to reproduce first and second titles comprises: microcomputer, be used for generating control signal to read first and second titles that are included at least one index file, and reading the object information that is included in first and second titles at least one obj ect file, this at least one index file and at least one obj ect file are included in the data management area; And player model, be used for using index and object information to reproduce user-selected title from the data management area extraction.

It is exemplary and explanat to should be understood that above general description of the present invention and following detailed description are, and aims to provide claimed of the present invention further specifying.

Description of drawings

Be included in this providing further understanding of the present invention and to be incorporated among the application and the accompanying drawing that constitutes the application's a part shows (all) of the present invention embodiment, and and instructions one be used from and explain principle of the present invention.

In the accompanying drawings:

Fig. 1 illustrates each title that is recorded on the recording medium according to of the present invention;

Fig. 2 illustrates the relation that is recorded in the file structure on this recording medium (that is CD) and reproduces data according to of the present invention.

Fig. 3 illustrates the interrecord structure that is recorded in the data on the recording medium (that is CD) according to of the present invention;

Fig. 4 A and 4B illustrate the file structure on the CD of being recorded in according to the first embodiment of the present invention;

Fig. 4 C illustrates data are reproduced in use according to the file structure of the first embodiment of the present invention relation;

Fig. 5 A and 5B illustrate the file structure on the CD of being recorded in according to a second embodiment of the present invention;

Fig. 5 C illustrates the relation that use file structure is according to a second embodiment of the present invention reproduced data;

Fig. 5 D illustrates the file structure on the CD of being recorded in of a third embodiment in accordance with the invention;

Fig. 5 E illustrates the relation that the file structure of using a third embodiment in accordance with the invention is reproduced data;

Fig. 6 A illustrates the file structure on the CD of being recorded in of a fourth embodiment in accordance with the invention;

Fig. 6 B illustrates the relation that the file structure of using a fourth embodiment in accordance with the invention is reproduced data;

Fig. 7 A illustrates the file structure on the CD of being recorded in according to a fifth embodiment of the invention;

Fig. 7 B illustrates the relation that use file structure is according to a fifth embodiment of the invention reproduced data;

Fig. 8 A illustrates the file structure on the CD of being recorded in according to a sixth embodiment of the invention;

Fig. 8 B illustrates the relation that use file structure is according to a sixth embodiment of the invention reproduced data;

Fig. 9 A illustrates according to the optical recording of integral body of the present invention and/or transcriber; And

Fig. 9 B illustrates according to player model of the present invention.

Embodiment

Present reference in detail is the preferred embodiments of the present invention of example in the accompanying drawings.In any possibility part, will in institute's drawings attached, use identical label to indicate identical or alike part.In addition, though the term of Shi Yonging is to select from public term in the present invention, but some term of mentioning in instructions of the present invention is selected by his or her judgement by the applicant, and its detailed connotation is illustrated in the relevant portion of this instructions.In addition, requirement is not by employed actual terms but understands the present invention by the connotation that contains in each term.

In this described in detail, " recording medium " referred to all types of media of energy record data, and broadly comprised all types of media of any recording method, such as CD, tape etc.Below, in order to simplify explanation of the present invention, will provide CD especially " Blu-ray disc (BD) " as an example of the recording medium mentioned here.Yet, it is evident that the spirit and scope of the present invention can be applied to the recording medium of other type comparably.

In the present invention, " title " refers to constitute reproduction (or playback) unit with user's interface.More specifically, title according to the present invention links with special object.And, according to the order in the object or program reproduce be recorded in CD on the stream that is associated of corresponding title.Therefore, describe relation between the file structure that is used to reproduce this title in the title be recorded on the CD and the CD in detail with reference to Fig. 2.More specifically, in order to simplify explanation of the present invention, in the middle of the title that is recorded on the CD, wherein write down title and will be called as " high-definition movie (HDMV) title " or " movie title " with moving image data and/or interactive information.Wherein write down to have and be called as " Java title " by the moving image data of java applet execution and the title of interactive information.

In addition, in the present invention, " object " refers to comprise and is used to reproduce the order of CD or the playback management information of program.More specifically, there are various types of objects in the dish, wherein each object or link with specific title or interlink with other object in this dish.Therefore, can provide various dishes to reproduce script.In other words, can be regarded as comprising the order of the reproduction script that is used for the data of management accounts on CD or the reproduction units of program according to object of the present invention.Therefore, the object that is used for reproducing " HDMV title " is called as " movie objects " or " M-OBJ ", and the object that is used for reproducing " Java title " is called as " Java object " or " J-OBJ ".In addition, comprise that the file of object information is called as obj ect file, will be elaborated to it after a while.

Fig. 1 provides concept nature of the present invention to understand.More specifically, Fig. 1 illustrates an example that reproduces read-only Blu-ray disc (BD-ROM) by optical recording and/or reproducer 10.Particularly, Fig. 1 illustrates the combination that the title that is recorded on the BD-ROM comprises a HDMV title and Java title example of (it is called as " pattern fully ").In order to reproduce the BD-ROM with " pattern fully " record, the present invention will provide levels of standards structure and a kind of method and apparatus that is used to reproduce this file structure in a kind of CD.

Therefore, optical recording of the present invention and/or reproducer 10 can be recorded in data on the CD of various standards or from the optical disc replay data of various standards.And, depend on its design, optical recording and/or reproducer 10 can or recoding/reproduction a kind of CD of specific criteria (for example Blu-ray disc (BD)) or only reproduce data and do not carry out any data recording only.In the present invention, be used to reproduce a read-only Blu-ray disc (that is example of player BD-ROM) (that is BD player).Here, a plurality of titles according to the format record of BD-ROM on BD-ROM.Obviously, optical recording and/or transcriber 10 also can refer to be provided in " driver " in the computing machine.

Except the function of reproducing Blu-ray disc (BD-ROM), also have the data that read in the BD-ROM, carry out signal Processing with decoding and will be sent to the display 30 that is connected with optical recording and/or transcriber 10 through the signal of decoding this signal is conveyed to user's function by display screen according to the data that read according to optical recording of the present invention and/or transcriber 10.Therefore, optical recording and/or transcriber 10 mainly are designed to reproduce all that be recorded in the BD-ROM and have the title of mutually different attribute.Yet optical recording and/or transcriber 10 can only reproduce the title (for example, the HDMV title) of particular community, with reference to Fig. 7 A to Fig. 8 B this are at length described.

Fig. 2 illustrates according to recording medium (for example, the file structure (a) on BD-ROM) and when the relation (b) between each file in file structure (a) when file structure (a) is reproduced specific title that is recorded in of the present invention.To describe the file structure (a) of Fig. 2 now in detail.

In reproducing management file structure (a), in root directory, comprise at least one BD catalogue (BDdirectory).Each BD catalogue comprises index file (" index ") and the obj ect file of guaranteeing with one or more users' interactivity (" object ").Each BD catalogue comprises three file directorys that contain the data that will reproduce and reproduce the required information of these data.These file directorys that are included in each BD catalogue are stream catalogue (STREAM), playlist directory (PLAYLIST) and clip information directory (CLIPINF).The BD catalogue also comprises the Java catalogue (JAVA) that contains one or more java applet files.To describe above-mentioned these catalogues below in detail and be included in file in each catalogue.And, be used to illustrate the example that directory name and filename according to file structure of the present invention just are used for the explanation of simplified-file structure.

Referring to Fig. 2, the stream catalogue comprises with specific format and is recorded in a plurality of stream files in the CD.Usually, in each stream file, write down moving image data, voice data, interactive graphic data or text subtitle data.In addition, clip information directory (CLIPlNF) comprises one by one corresponding to the clip information file (01000.clpi, 02000.clpi) that flows each included in catalogue stream file.Clip information file (* .clpi) comprises the attribute information and the timing information of respective streams file.More specifically, stream file (* .m2ts) and with this stream file one to one clip information file (* .clpi) be collectively referred to as one " montage ".In other words, the necessary clip information file (* .clpi) that exists corresponding to each stream file (* .m2ts).

The Fig. 2 that sees you later, playlist directory (PLAYLIST) comprises one or more play list file (* .mpls), wherein each play list file (* .mpls) comprises that between the broadcast area of specifying specific clips at least one play.In other words, play item and comprise the information that presents start and end time (IN-time and OUT-time) of specifying specific clips.Here, specify specific clips by playing an interior clip_Information_File_name.Play list file (* .mpls) is reproduced required montage from one or more combinations of playing item.In addition, play list file (* .mpls) also comprises and is used to reproduce and plays by playing a son of the data (the most especially subdata) that the data of reproducing are different.

More specifically, play list file a command operation (or execution) by above-mentioned object.Therefore, from the angle of dish reproduction script, object is carried out or the management dynamic script, and play list file (* .mpls) is carried out or the management static scenario.In addition, Java catalogue (JAVA) comprises java applet file (for example, PPPPP.jar or QQQQQ.jar).Various types of application of in each is called the java applet file of " Xlet " especially, having programmed.The java applet file is handled by the Java specific reproduction means, with reference to Fig. 9 B it is described in detail after a while.

Referring to Fig. 2, partly (b) illustrates the relation of the specific title of being reproduced by file structure (a) equally shown in figure 2.Therefore, will describe the relation of the corresponding title that when the title reproduction command of doing at the specific title that provides to the concordance list based on index file configuration especially by the user has been provided, has been reproduced now in detail.Here, index file comprises: " at first playback " information, " top menu " information and at least one " title " (that is, title #1 is to title #4) information.First playback of information comprises the information about the image that at first shows when respective disc is loaded, and topmenu information provides (or demonstration) menu screen.Here, title (that is, title #1 is to title #4) can be made of in HDMV title and the Java title any one.

After a while, when the user selects a specific title (for example, title #1), reproduce particular play list according to the order or the program of the special object that links with the title #1 that is chosen in the obj ect file of file structure (a).And, reproduce specific clips (constituting) by " * .clpi " and " * .m2ts " by the broadcast item in the playlist.Therefore, if the title of being chosen (for example, title #1) is the HDMV title, then reproduce this title by specific " M-OBJ " that comprised in one of obj ect file.Perhaps, if the title of being chosen (for example, title #1) is the Java title, then will use specific " J-OBK " to reproduce.More specifically, the present invention manages to provide the various exemplary embodiments about the method that disposes above-mentioned object (" M-OBJ " and " J-OBJ ") according to the present invention, it is described in detail to 6B with reference to Fig. 4 A.In addition, index file can or (for example be made of single index file, Fig. 8 A and Fig. 8 B) or by only comprising about first index file of the index information of HDMV title and comprising that second index file about the information of HDMV title and Java title constitutes (for example, Fig. 7 A and Fig. 7 B).With reference to Fig. 7 A to Fig. 8 B this is described in detail.

Fig. 3 illustrates the exemplary configurations of the information that is associated with the file structure (a) that is recorded in the CD.More specifically, from the inner periphery (or center) of dish, coil and comprise: take the inner most file system information area coiled, take the outermost AV stream of coiling and distinguish and shared database community between file system information area and flow data district.In file system information area, record is used to control the system information of entire data files.And in the stream district, write down such as master datas such as audio/video/graphic data.Dishes such as record such as index file, obj ect file, play list file and clip information file reproduce management document in the database community of coiling.In addition, the district that wherein writes down according to HDMV title of the present invention and Java title is called as " header record district ".This district is corresponding to the stream district shown in Fig. 3.The district that is used for used information of record-playback title and file is called as " directorial area ".This district is corresponding to file system information area shown in Fig. 3 and database community.Here, each district shown in Fig. 3 is exemplary, and therefore, the location in each district is not limited to the structure shown in Fig. 3.

Fig. 4 A and 4B illustrate the file structure on the CD of being recorded in according to the first embodiment of the present invention.And Fig. 4 C illustrates data are reproduced in use according to the file structure of the first embodiment of the present invention relation.Referring to Fig. 4 A, the file structure shown in the basic configuration of file structure and Fig. 2 (a) is identical.Therefore, will describe the structure of the obj ect file of management dynamic script now in detail.

In the present invention, being used to reproduce the movie objects (M-OBJ) of HDMV title and being used to reproduces the Java object (J-OBJ) of Java title and is constituted as separate and thereby does not disturb mutually each other.In the first embodiment of the present invention, comprise in the single movie object file (MovieObject.bdmv) a plurality of " M-OBJ ", and comprise a plurality of " J-OBJ " in each corresponding java applet file (* .jar).For example, comprise J-OBJ1 among the PPPPP.jar, and comprise J-OBJ2 among the QQQQQ.jar.Therefore, Fig. 4 B is illustrated in a plurality of " J-OBJ " that comprise in interior each the java applet file (* .jar) of the file structure shown in Fig. 4 A.For example, by in the PPPPP.jar file, comprise a plurality of J-OBJ (that is, J-OBJ1, J-OBJ2 ...), can design and produce the CD that uses various reproduction scripts.Yet, in this case, must decide origin object in the PPPPP.jar document.For example, leading J-OBJ1 can be with acting on the origin object of carrying out PPPPP.jar.Above-mentioned explanation can similarly be applied to the QQQQQ.jar file.

Fig. 4 C illustrates the relation of reproducing specific title according to the file structure shown in Fig. 4 A.Here, suppose that title #1 and title #2 are HDMV titles and title #3 and title #4 are the Java titles.When in optical recording and/or transcriber 10, having loaded CD with said structure, and by selecting by the title reproduction that the user did, or, must at first carry out respectively the M-OBJ1 and the M-OBJ2 that link with title #1 and title #2 by being recorded in reproduction script in the CD when reproducing a HDMV title (title #1 or title #2).For this reason, " Title_mobj_id_ref " information of carrying out the object that links with corresponding title must be recorded in the corresponding sentence structure.In according to the first embodiment of the present invention, in single movie object file (MovieObject.bdmv), comprise M-OBJ1 and M-OBJ2.

On the other hand, when in optical recording and/or transcriber 10, having loaded CD with above-mentioned file structure, and by selecting by the title reproduction that the user did, or, must at first carry out respectively the J-OBJ1 and the J-OBJ2 that link with title #3 and title #4 by being recorded in reproduction script in the CD when reproducing Java title (title #3 or title #4).For this reason, " Title_jobj_id_ref " information of carrying out the object that links with corresponding title must be recorded in the corresponding sentence structure.When reproducing, in each corresponding java applet file PPPPP.jar and QQQQQ.jar, J-OBJ1 and J-OBJ2 have been comprised by the file structure shown in use Fig. 4 A.So Title_jobj_id_ref () information necessarily requires to specify the information of the java applet file that comprises corresponding J-OBJ (that is, " Jar_file_name ").When should be used for disposing the java applet file time, specifying the information of application-specific (that is, " application_id ") to be included in addition in the Title_jobj_id_ref () information with a plurality of.Therefore, finally reproduce the order of play list file and in the situation of HDMV title, carry out, and in the situation of Java title, carry out by J-OBJ by M-OBJ.

Fig. 5 A and 5B illustrate the file structure on the CD of being recorded in according to a second embodiment of the present invention.And Fig. 5 C illustrates the relation that use file structure is according to a second embodiment of the present invention reproduced data.Referring to Fig. 5 A, the file structure shown in the basic configuration of this document structure and Fig. 2 (a) is identical.Therefore, will describe the structure of the obj ect file of management dynamic script now in detail.More specifically, when comparing with the file structure shown in Fig. 4 A, in file structure according to a second embodiment of the present invention, be used to reproduce the Java title (promptly, J-OBJ) object and be used to reproduce the HDMV title (promptly, M-OBJ) object is recorded in the single obj ect file (for example, " JavaObject.bdj ") together.In other words, referring to Fig. 5 A, " JavaObject.bdj " file and " MoiveObject.bdmv " file are configured to general file under the BD catalogue.Perhaps, referring to Fig. 5 B, " MoiveObject.bdmv " file is configured to general file under the BD catalogue, and " JavaObject.bdj " file is included in the Java catalogue (JAVA).

Fig. 5 C illustrates the relation of reproducing specific title according to the file structure shown in Fig. 5 A and the 5B.Here, suppose that title #1 and title #2 are HDMV titles and title #3 and title #4 are the Java titles.When in optical recording and/or transcriber 10, loading CD with said structure, and by selecting by the title reproduction that the user did, or, must at first carry out respectively the M-OBJ1 and the M-OBJ2 that link with title #1 and title #2 by being recorded in reproduction script in the CD when reproducing HDMV title (title #1 or title #2).For this reason, " Title_mobj_id_ref " information of carrying out the object that links with corresponding title must be recorded in the corresponding sentence structure.

On the other hand, when in optical recording and/or transcriber 10, loading CD with above-mentioned file structure, and by selecting by the title reproduction that the user did, or, must at first carry out respectively the J-OBJ1 and the J-OBJ2 that link with title #3 and title #4 by being recorded in reproduction script in the CD when reproducing Java title (title #3 or title #4).For this reason, " Title_jobj_id_ref " information of carrying out the object that links with corresponding title must be recorded in the corresponding sentence structure.In according to a second embodiment of the present invention, in single Java obj ect file (JavaObject.bdmv), comprise J-OBJ1 and J-OBJ2.More specifically, in the situation of the second embodiment of the present invention, the order of carrying out specific java applet is recorded among the J-OBJ, and carries out by the specified java applet file of J-OBJ (for example, PPPPP.jar or QQQQQ.jar).Here, the java applet file can dispose with a plurality of should being used for.And application-specific can comprise the program of wishing to reproduce (or playback) specific playlist file.

Fig. 5 D illustrates the file structure on the CD of being recorded in of a third embodiment in accordance with the invention.And Fig. 5 E illustrates data are reproduced in use according to the file structure of the 3rd embodiment of the present invention relation.Referring to Fig. 5 D, the file structure shown in the basic configuration of this document structure and Fig. 2 (a) is identical.Therefore, will describe the structure of the obj ect file of management dynamic script now in detail.More particularly, when comparing with the file structure shown in Fig. 5 B, in the file structure of a third embodiment in accordance with the invention, for each Java object (that is, J-OBJ) configuration a plurality of Java obj ect file that are used to reproduce the Java title.For example, can in this document structure, dispose " JavaObject1.bdj " and " JavaObject2.bdj " file.

Fig. 5 E illustrates the relation of reproducing specific title according to the file structure shown in Fig. 5 D.Here, suppose that title #1 and title #2 are HDMV titles and title #3 and title #4 are the Java titles.When in optical recording and/or transcriber 10, loading CD with said structure, and by selecting by the title reproduction that the user did, or, must at first carry out respectively the M-OBJ1 and the M-OBJ2 that link with title #1 and title #2 by being recorded in reproduction script in the CD when reproducing HDMV title (title #1 or title #2).For this reason, " Title_mobj_id_ref " information of carrying out the object that links with corresponding title must be recorded in the corresponding sentence structure.

On the other hand, when in optical recording and/or transcriber 10, loading CD with above-mentioned file structure, and by selecting by the title reproduction that the user did, or, must at first carry out respectively the J-OBJ1 and the J-OBJ2 that link with title #3 and title #4 by being recorded in reproduction script in the CD when reproducing Java title (title #3 or title #4).For this reason, " Title_jobj_id_ref " information of carrying out the Java obj ect file that links with corresponding title must be recorded in the corresponding sentence structure.In a third embodiment in accordance with the invention, in each java applet file (JavaObject1.bdj and JavaObject2.bdj), comprise J-OBJ1 and J-OBJ2 respectively.More specifically, in the situation of the third embodiment of the present invention, the order of carrying out specific java applet is recorded among the J-OBJ, and carries out by the specified java applet file of J-OBJ (for example, PPPPP.jar or QQQQQ.jar).Here, the java applet file can dispose with a plurality of should being used for.And application-specific can comprise the program of wishing to reproduce (or playback) specific playlist file.

Fig. 6 A illustrates the file structure on the CD of being recorded in of a fourth embodiment in accordance with the invention.And Fig. 6 B illustrates the relation that the file structure of using a fourth embodiment in accordance with the invention is reproduced data.Referring to Fig. 6 A, the file structure shown in the basic configuration of this document structure and Fig. 2 (a) is identical.Therefore, will describe the structure of the obj ect file of management dynamic script now in detail.More specifically, in the file structure (shown in Fig. 6 A) of a fourth embodiment in accordance with the invention, the Java object that is used to reproduce the Java title (promptly, J-OBJ) and the movie objects that is used to reproduce the HDMV title (promptly, M-OBJ) be recorded in together in the single obj ect file (for example, " Object.bdj ").In other words, referring to Fig. 6 A, one of these obj ect file (for example " Object.bdj ") are configured to general file under the BD catalogue.Obj ect file comprises " MovieObject () " field and " JavaObject () " field.Here, " MovieObject () " field comprises movie objects (M-OBJ) information that is used to reproduce the HDMV title, and " JavaObject () " field comprises Java object (J-OBJ) information that is used to reproduce the Java title.

Fig. 6 B illustrates the relation of reproducing specific title according to the file structure shown in Fig. 6 A.Here, suppose that title #1 and title #2 are HDMV titles and title #3 and title #4 are the Java titles.When in optical recording and/or transcriber 10, loading CD with said structure, and by selecting by the title reproduction that the user did, or, must at first carry out respectively the M-OBJ1 and the M-OBJ2 that link with title #1 and title #2 by being recorded in reproduction script in the CD when reproducing HDMV title (title #1 or title #2).For this reason, " Title_mobj_id_ref " information of carrying out the object that links with corresponding title must be recorded in the corresponding sentence structure.In the fourth embodiment of the present invention, define M-OBJ1 and M-OBJ2 respectively in " MovieObject () " field in " Object.bdj " file.

On the other hand, when in optical recording and/or transcriber 10, loading CD with above-mentioned file structure, and by selecting by the title reproduction that the user did, or, must at first carry out respectively the J-OBJ1 and the J-OBJ2 that link with title #3 and title #4 by being recorded in reproduction script in the CD when reproducing Java title (title #3 or title #4).For this reason, " Title_jobj_id_ref " information of carrying out the object that links with corresponding title must be recorded in the corresponding sentence structure.In a fourth embodiment in accordance with the invention, define J-OBJ1 and J-OBJ2 respectively in " JavaObject () " field in " Object.bdj " file.In addition, the order of carrying out specific java applet (* .jar) is recorded among the J-OBJ, and carries out the java applet file (for example, PPPPP.jar or QQQQQ.jar) by the J-OBJ appointment.Here, the java applet file can dispose with a plurality of should being used for.

Fig. 7 A illustrates the file structure on the CD of being recorded in according to a fifth embodiment of the invention.And Fig. 7 B illustrates the relation that use file structure is according to a fifth embodiment of the invention reproduced data.Be different from the various embodiments described above, Fig. 7 A and 7B relate to the configuration of index file.Therefore, file structure according to a fifth embodiment of the invention (shown in Fig. 7 A and 7B) can be applied to the file structure according to above-mentioned first to fourth embodiment of the present invention and other possible embodiment.

In this embodiment, when configuration index file (index.xxxxx), created (or configuration) in addition and be used for to reproduce the optical recording of HDMV title and/or the independent index file of transcriber.More specifically, the index file that comprises HDMV title and Java title (that is, index.bdj) must be included in the CD that has wherein write down HDMV title and Java title.Yet, when using the optical recording can only reproduce the HDMV title and/or transcriber, can not carry out Java title and java applet file (* .jar).This may (that is, cause in index.bdj) and obscure or mistake at the index file that comprises all titles (that is, HDMV and Java title).Therefore, in the situation of using in the future the optical recording that only reproduces the HDMV title and/or transcriber, in the manufacture process of CD, be pre-created the independent index file (index.bdmv) that only is used for the HDMV title.

Fig. 7 A is illustrated in an example of independent two index files (" index.bdj " and " index.bdmv ") of creating under the BD catalogue.Fig. 7 B illustrates the relation of reproducing specific title according to the file structure shown in Fig. 7 A.Though the foregoing description shown in Fig. 4 C, Fig. 5 C, Fig. 5 E and Fig. 6 B can be applied to Fig. 7 B, for the purpose of simplifying the description, will provide the structure shown in Fig. 4 C (or configuration) as an example.Suppose that title #1 and title #2 are HDMV titles and title #3 and title #4 are the Java titles.Therefore, the index file of HDMV title (index.bdmv) includes only the heading message of title #1 and title #2 and does not comprise about any information corresponding to the title #3 and the title #4 of Java title.Perhaps, in the situation of other embodiment, title #3 and title #4 only can be included in the index file of creating for the HDMV title (index.bdmv).Yet record specifies " Title_mobj_id_ref " of certain movie object (M-OBJ) to replace record to specify " Title_jobj_id_ref " field of Java object (J-OBJ) in corresponding title #3 and title #4 information.Therefore, can prevent that title #3 and title #4 from carrying out the Java title.

Therefore, when the optical recording that reproduces above-mentioned CD and/or transcriber 10 are made of the system of the reproduction of supporting all types of titles, in the middle of a plurality of index files, this device reference supports the index file (index.bdj) of all titles so that the information about all titles to be provided to the user.Perhaps, when optical recording and/or transcriber 10 are made of the system of the reproduction of only supporting the HDMV title, in the middle of a plurality of index files, this device with reference to the index file (index.bdrnv) of only supporting the HDMV title so that the information about the HDMV title only to be provided to the user.

Fig. 8 A illustrates the file structure on the CD of being recorded in according to a sixth embodiment of the invention.And Fig. 8 B illustrates the relation that use file structure is according to a sixth embodiment of the invention reproduced data.Be different from the embodiment shown in Fig. 7 A, when configuration index file (index.xxxxx), comprise about " index_bdj () " field of the index information of all titles and comprise " index_bdmv () " configuration independently on single index file (being called " index.bd " file) about the index information of HDMV title.Fig. 8 B illustrates the relation of reproducing specific title according to the file structure shown in Fig. 8 A.Though the foregoing description shown in Fig. 4 C, Fig. 5 C, Fig. 5 E and Fig. 6 B all can be applicable to Fig. 8 B, for the purpose of simplifying the description, will provide the structure shown in Fig. 4 C (or configuration) as an example.

Suppose that title #1 and title #2 are HDMV titles and title #3 and title #4 are the Java titles.Here, single index file (index.bd) comprises and contains about " index_bdj () " field of the information of all titles (title #1 is to title #4) and contain " index_bdmv () " field about the information of title #1 and title #2 (both are the HDMV title).Therefore, when the optical recording that reproduces above-mentioned CD and/or transcriber 10 were made of the system of the reproduction of supporting all types of titles, interior " index_bdj () " field of this device cross index file (index.bd) was to provide the information about all titles to the user.Perhaps, when optical recording and/or transcriber 10 were made of the system of the reproduction of only supporting the HDMV title, " index_bdmv () " field in this device cross index file (index.bd) was only to provide the information about the HDMV title to the user.In the situation of other embodiment, in the index file of only creating (index.bdmv), can comprise information about title #3 and title #4 for the HDMV title.Yet record specifies " Title_mobj_id_ref " of certain movie object (M-OBJ) to replace record to specify " Title_jobj_id_ref " field of Java object (J-OBJ) in corresponding title #3 and title #4 information.Therefore, can prevent that title #3 and title #4 from carrying out the Java title.

In all the foregoing descriptions (shown in Fig. 4 A to Fig. 8 B), " at first play " field forces to reproduce first screen of (or demonstration) when loading corresponding CD in the device 10 corresponding to specifying in." top menu " field is the information of specifying the screen (or title) of the main screen that disposes corresponding CD.Here, " at first play " field and " top menu " field and also comprise any one the information of specifying among M-OBJ and the J-OBJ as its special object.Yet preferably, " at first playing " field and " top menu " field in the index.bdmv file of Fig. 7 B or the index.bd file of Fig. 8 B comprise an information of given movie object (M-OBJ).This is to have considered that the optical recording and/or the transcriber 10 that only reproduce the HDMV title create index file (index.bdmv and index.bd) because be.

Fig. 9 A and 9B illustrate an example according to optical recording of the present invention and/or transcriber.More specifically, Fig. 9 A illustrates the one-piece construction of optical recording and/or transcriber 10.And Fig. 9 B illustrates the detailed structure according to the player model of the CD that is used to reproduce the title that has write down different attribute of the present invention.Describe in detail according to optical recording of the present invention and/or transcriber 10 now with reference to Fig. 9 A.

Optical recording and/or transcriber 10 comprise: pickup unit 11 is used for reproducing the management information that comprises the data that are recorded in the header record district and is recorded in fileinfo in the directorial area; Servo 14, be used to control the operation of pickup unit 11; Signal processor 13 is used for or will returns to required signal value from reproduction (or playback) signal that pickup unit 11 receives, but the signal that perhaps will write down is modulated into the CD tracer signal and sends modulated signal; Storer 15 is used for the required various necessary informations of record-playback CD; And microcomputer 16, be used to control aforesaid operations.Said structure can be referred to as recoding/reproduction unit 20.All included parts in the controller 12 control totals.More specifically, controller 12 receives reproduction (or playback) order of specific title by the interface with the user.Reproduction processes device 17 is carried out the final decoding of output data and is provided data through decoding to the user according to the control of controller 12.

More specifically, reproduction processes device 17 comprises demoder 17a and player model 17b.Demoder 17a is with the AV signal decoding, and player model 17b annotates object information that is associated with the reproduction of specific title and the user command that receives by controller 12.Then, player model 17b reproduces according to information through annotating and command execution.Yet, depending on embodiment, player model 17b can also comprise demoder 17a.In this case, reproduction processes device 17 according to the present invention can play the effect of player model (shown in Fig. 9 B).In addition, for tracer signal in CD, AV scrambler 18 converts input signal specific format signal (for example, MPEG2 transport stream) to and provides signal through conversion to signal processor 13 according to the control of controller 12.

Fig. 9 B illustrates and comprises module management 171, movie module 172, BDJ module 173, playback controls engine 174 and the detailed structure that presents the player model of engine 175.Here, in order to reproduce HDMV title and Java title, movie module 172 and BDJ module 173 constitute independently as the device that separates that is used to manage reproduction processes.More specifically, movie module 172 is reproduced the HDMV title, and BDJ module 173 is reproduced the Java title.Movie module 172 and BDJ module 173 all have the control function that can receive and handle the above-mentioned object (M-OBJ or J-OBJ) that receives with the order or the form of program.As the device that is used to receive with process object information, command processor 172a is included in the movie module 172, and application manager 173a and Java VM173b are included in the BDJ module 173.In addition, module management 171 not only sends user command to movie module 172 and BDJ module 173, also controls the operation of movie module 172 and BDJ module 173.

Playback controls engine 174 is annotated the content that is recorded in the play list file in the CD according to reproduction (or playback) order of movie module 172 and BDJ module 173, and correspondingly reproduces.(the content of play list file configuring static script especially here.) in addition, present engine 175 specific stream is presented on the screen.Here, the reproduction of specific stream is by 174 management of playback controls engine.The most in particular, playback controls engine 174 comprises playback controls function 174a and player register 174b, wherein in fact playback controls function 174a manages all reproductions, and the reproducing environment or the playback mode (or condition) of player register 174b storage (or depositing) player.In some cases, playback controls function 174a can be used as and be called playback controls engine 174.Player register 174b comprises a plurality of player status registers (PSR) and a plurality of general-purpose register (GPR).

In player mode according to the present invention (shown in Fig. 9 B), module management 171, movie module 172, BDJ module 173 and playback controls engine 174 can be by software processes.Here, it is more favourable than being handled by hardware to handle said modules by software.On the other hand, present engine 175, demoder 17a and graphics plane 17c and 17d and generally be designed to hardware.The most in particular, the assembly (for example, label 171,172,173 and 174) that can be used as software processes also can be configured to the part of above-mentioned controller 12.Therefore, obviously each assembly of structure of the present invention should be regarded as and be understood as the part of this structure itself and should be limited to each assembly and constitute software or hardware.

Player model (shown in Fig. 9 B) has following feature.At first, as mentioned above, reproduce the movie module 172 of HDMV title and reproduce the Java title BDJ module 173 each all constitute independently.Here, not operation simultaneously of these two modules (172 and 173).In other words, when reproducing the HDMV title, can not reproduce the Java title.And when reproducing the Java title, can not reproduce the HDMV title.

In addition, HDMV title and Java title receive user command by distinct methods separately, and their to carry out the method for the user command that is received also separate.Yet, in this case, the means that are used to receive user command and received order are sent to one of movie module 172 and BDJ module 173.In the present invention, included user event manager 171a carries out this function in module management 171.For example, when the user command that is received was the order of being done by user operation (UO), user event manager 171a was sent to UO controller 172b included in the movie module 172 so that user command can be performed with the order that is received.And when received user command was the order of being done by critical event, user event manager 171a was sent to JavaVM173b included in the BDJ module 173 with the order that is received and makes and can user command can be performed.

In addition, any one management in the current operated module (172 or 173) (or control) playback controls engine 174.More specifically, control movie module 172 when reproducing the HDMV title, and when reproducing the Java title, control BDJ module 173.At last, managing graphic plane independently also.As, control the operation of HDMV plane 17c by presenting engine 175, and control the operation of Java plane 17d by Java VM173b included in the BDJ module 173.

To explain now according to of the present invention a kind of by using optical recording and/or transcriber to reproduce the method for CD.More specifically, when loading the CD wherein write down according to any one above-mentioned reproduction management file structure in the foregoing description (shown in Fig. 4 A to Fig. 8 B) in optical recording and/or transcriber 10, microcomputer 16 comes the fileinfo of reading and recording in CD by using pickup unit 11.Then, microcomputer 16 with the information stores that read in storer 15.Then, by after using controller 12 to import to be used to reproduce user's select command of specific title, microcomputer 16 reads specific one group of data according to the reproduction script corresponding to the title of being chosen.Then, microcomputer 16 is sent to player model (shown in Fig. 9 B) with the data that read.Thereafter, according to by the attribute of corresponding title and by the reproduction script of each obj ect file and play list file checking, player mode (shown in Fig. 9 B) is operated in movie module 172 and the BDJ module 173, to carry out the final reproduction of the title of being chosen by the user.

Industrial applicibility

To those skilled in the art it is evident that can carry out various modifications and variations in the present invention and Do not deviate from the spirit or scope of the present invention. Therefore, be intended to make the present invention to contain to drop on claims and Modification of the present invention and modification in the scope of equivalence techniques scheme.

Claims

1. recording medium comprises:

The data field that comprises first and second titles with different data format; And

The data management area that comprises a plurality of data management files of the reproduction that is used for described first and second titles, wherein said data management file comprises: second obj ect file that comprises first obj ect file of first management information that is associated with the reproduction of described first title and comprise second management information that is associated with the reproduction of described second title.

2. recording medium as claimed in claim 1 is characterized in that, described first title is a movie title and described second title is the Java title.

3. recording medium as claimed in claim 2 is characterized in that, described first obj ect file is the movie object file that is used to manage the reproduction of described movie title.

4. recording medium as claimed in claim 3 is characterized in that described movie object file comprises a plurality of movie objects.

5. recording medium as claimed in claim 2 is characterized in that, described second obj ect file comprises a plurality of Java obj ect file of the reproduction that is used to manage described Java title.

6. recording medium as claimed in claim 5 is characterized in that, each Java obj ect file comprises the management information that is associated with the reproduction of specific Java title.

7. recording medium as claimed in claim 6 is characterized in that, management information included in each Java obj ect file is specified at least one the java applet file that is associated with the reproduction of described specific Java title.

8. recording medium as claimed in claim 2 is characterized in that, described second obj ect file comprises the Java obj ect file of the reproduction that is used to manage described Java title.

9. recording medium as claimed in claim 8 is characterized in that, described Java obj ect file comprises a plurality of Java objects.

10. recording medium as claimed in claim 1 is characterized in that, described data management file also comprises at least one index file of the index information with described first and second titles.

11. recording medium as claimed in claim 1 is characterized in that, described data management file also comprises the single index file of the index information with described first and second titles.

12. recording medium as claimed in claim 1 is characterized in that, described data management file also comprises first index file of the index information with described first title and second index file with index information of described second title.

13. recording medium as claimed in claim 1 is characterized in that, described data management file also comprises first index file of the index information with described first title and second index file with index information of described first and second titles.

14. a recording medium comprises:

The data field that comprises movie title and Java title; And

Data management area comprises: have the management information of the reproduction that is used for described movie title movie object file, have the reproduction that is used for described Java title management information at least one Java obj ect file and have described movie title and the index file of the index information of described Java title.

15. a recording medium comprises:

The data field that comprises movie title and Java title; And

Data management area comprises: have the management information of the reproduction that is used for described movie title movie object file, have the management information of the reproduction that is used for described Java title at least one Java obj ect file, have described movie title index information first index file and have described movie title and second index file of the index information of described Java title.

16. a recording medium comprises:

The data field that comprises movie title and Java title; And

Data management area, comprise: have the reproduction that is used for described movie title management information movie object file and have described movie title and the index file of the index information of described Java title, wherein said data management area also comprises the java applet file with the Java object information that is associated with the reproduction of described Java title.

17. a reproduction be recorded in the data field that comprises first and second titles with different data format and have be used to reproduce described first and the recording medium of the data management area of the management information of described second title on the method for data, comprising:

From described data management area, extract the index information of described first and second titles;

When having imported the order of reproducing described first title, carry out to be associated with the reproduction of described first title and by first object of described index information appointment; And

When having imported the order of reproducing described second title, carry out to be associated with the reproduction of described second title and by second object of described index information appointment.

18. a reproduction be recorded in the data field that comprises first and second group headings with different data format and have be used to reproduce described first and the recording medium of the data management area of the management information of described second title on the method for data, comprising:

From described data management area, extract first index file of the index information that comprises described first title;

From described data management area, extract second index file of the index information that comprises described first and second titles;

When only described first group heading can reproduce, provide first tabulation of described first group heading to the user;

When described first and second group headings all can reproduce, provide second tabulation of described first and second group headings to the user; And

Reproduce the title that the user chooses from described first or second header list.

19. a reproduction is recorded in the data field that comprises first and second titles with different data format and has the device of the data on the recording medium of data management area of the management information that is used to reproduce described first and second titles, comprising:

Microcomputer, be used for generating control signal to read the index information of described first and second titles that are included at least one index file, and reading the object information that is included in described first and second titles at least one obj ect file, described at least one index file and described at least one obj ect file are included in the described data management area; And

Player model is used for using described index and object information from described data management area extraction to reproduce user-selected title.