CN1921590A - Data structure and recording method and device for recording media management video data broadcast - Google Patents
Data structure and recording method and device for recording media management video data broadcast Download PDFInfo
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- CN1921590A CN1921590A CN 200510028981 CN200510028981A CN1921590A CN 1921590 A CN1921590 A CN 1921590A CN 200510028981 CN200510028981 CN 200510028981 CN 200510028981 A CN200510028981 A CN 200510028981A CN 1921590 A CN1921590 A CN 1921590A
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Abstract
The invention relates to a data structure recording the media manage video data and relative record/play method, and a relative device. Wherein, said data structure at least comprises one title list recorded in media title list area; each list comprises at least one common information document; the common information document at least comprises one play list identifier for identifying the video data recorded in recording media as the play list document part of title; the recording media also can comprise one or more play list areas for storing one ore more play lists catalog; each play list catalog has one or more play list document identified by the play list identifier of common information document; the chapter manage information that using chapter as unit to manage the title play is recorded in common information document or play list document; and the path manage information for managing the multiple play path video data play is recorded in the common information document or play list document.
Description
Technical field
The invention relates to recording medium, especially about the invention of the apparatus and method that are used to write down and play top said video data with data structure that managing video data plays.
Background technology
Recently, but the novel high-density of high power capacity ground record high image quality video data and high tone quality voice data is play the normalization operation of special use or re-recordable optical disc and is launched rapidly, and we are just expecting the running that puts goods on the market of the relevant product of the disks identical with the BLUE-RAY CD (BD-RE:blue-ray disc rewritable) of re-recordable now.
Fig. 1 is the file structure schematic diagram of re-recordable BLUE-RAY CD.It is for the broadcast of the audio-visual data of management accounts on the BLUE-RAY CD that file structure or data structure are provided.Same as shown in Figure 1, data structure comprises the root of " BDAV " catalogue with at least more than one.Above comprise in said " BDAV " catalogue: store and ' info.bdav ', ' menu.tidx ', ' mark.tidx ', ' * .rpls ' and ' playlist (PLAYLIST) subdirectory (subdirectory) of the similar playing catalog file of * .vpls ', store with ' * .clpi ' is montage (CLIPINF) subdirectory of montage (clip) message file similarly, and stores stream (STREAM) subdirectory that flows the clip file with the A/V of the corresponding MPEG-2 form of top said clip information file.What Fig. 1 not only showed is the data of optical disk structure, shows the zone of CD simultaneously.For example, with ' info.bdav ' similar general information file storage in CD general information zone.
BD-RE data structure and disk format that Fig. 1 shows are well-known, utilization that can be more or less freely, so afterwards, for file structure simple explanation in addition.
With top described identical, in stream (STREAM) catalogue, include the A/V stream file of the MPEG-2 form that is called montage (clip).The clip that also can comprise the special form that is called bridge-clip A/V stream file in addition.Bridge-clip uses for connecting smoothly between the broadcast area of selecting among the clip more than two, and is in general, little with the size of top said clip.
Above include the clip information file that is connected with each A/V stream file in said playlist (CLIPINF) catalogue.Above the quantity of source data packet (source packet) in the A/V stream of type, connection of the said clip information file A/V stream that refers to connect, and be standard with the time of advent (ATC) and/or system time (STC), the temporal information of source data packet in the A/V stream of connection.
In playlist (PLAYLIST) catalogue more than one play list file is arranged.Playlist is in order relatively easily to edit or make up the notion that is used for clips played and introduces.Play list file is the set of (playing intervals) between broadcast area among the clip, is called playitems playitem (playitem) between each broadcast area.Above the identification of said play list file form each playitems playitem of playlist.Each playitems playitem, such as be standard with ATC or STC, be meant the group of the IN-POINT and the OUT-POINT of clip time location.In other words, play list file identification playitems playitem, each playitems playitem refers to a montage (clip) or his part, montage (clip) file that identification is connected with montage (clip).
Include actual playlist (real playlist) (* .rpls) and virtual playing catalog (virtual playlist) (* .vpls) in playlist (PLAYLIST) catalogue.Actual playlist is only used clip, and bridge joint-montage (bridge-clip) can't be used.That is, actual playlist be because can regard a part with reference to montage (clip) as, thus from conceptive, also can regard as with CD on equal with reference to a clip part.Virtual playlist is because can all use clip and bridge joint-montage (bridge-clip).So the notion of actual playlist is not parallel with virtual playlist.
' info.bdAV ' file provides management accounts at the general information file that the A/V of CD spreads and puts general information, says to be exactly to comprise in more detail, discerns the playlist directory of the file name of the broadcast stream in the PLAYLIST catalogue of identical BDAV catalogue.
' menu.tidx ', ' menu.tdt1 ' is the storage information relevant with menu thumbnails with ' menu.tdt2 ' file.' mark.tidx ', ' mark.tdt1 ' and ' mark.tdt2 ' file storage and the relevant information of sign thumbnails.This file is not because have direct relation with the present invention, so no longer explained.
The high density that BD-ROM (blue-ray ROM) is identical is play the normalization operation well afoot of special-purpose cd recently, but in playing the data configuration of broadcast of the video/audio data of special-purpose cd, also there is not effective solution with the similar high density of BD-ROM for management accounts.
Summary of the invention
Thus, the present invention considers that above-mentioned existing problem proposes.Purpose of the present invention just provides a kind of recording medium, has based on title, chapters and sections (chapter) and/or multiple broadcast path (multiplereproduction path), but file or data structure that managing video data is play.While also provides a kind of record, has play the device and method of data structure same as described above.
The object of the present invention is achieved like this:
The data structure that a kind of recording medium management video data is play, it is characterized in that comprising: described recording medium comprises: the head table zone of storing an above head table at least; At least store the playlist directory area of an above playlist directory.At least comprise an above general information file in described each head table, described general information file comprises: at least more than one identification forms the playlist identifier of play list file of a part of the multiple broadcast path video data title be recorded in recording medium and the path management information that management accounts is play in the multiple broadcast path video data of recording medium; Simultaneously, in each described playlist directory, also comprise the play list file of discerning according to playlist identifier in the general information file more than at least, each play list file is discerned at least more than one playing catalog, and each playing catalog identification forms the montage of the multiple broadcast path video data of title.
The recording method of the data structure that a kind of recording medium management video data is play is characterized in that comprising: write down an above head table at least in recording medium head table zone; At least more than one playlist directory of record in the recording medium playlist directory area; In each described head table, comprise an above general information file at least, described general information file includes at least more than one playlist identifier of discerning the play list file of a title part that forms the multiple broadcast path video data that is recorded in recording medium, and management accounts is in the path management information of the multiple broadcast path video data broadcast of recording medium; In each described playlist directory, comprise the play list file that at least more than one is discerned according to the playlist identifier in the general information file; Each play list file is discerned at least more than one playitems playitem, and each playitems playitem identification forms the montage of the multiple broadcast path video data of title.
The player method of the data structure that a kind of recording medium management video data is play is characterized in that comprising: play at least more than one head table from the head table zone of recording medium; From the playlist directory area of described recording medium, play the part of more than one at least playlist directory; In each described head table, comprise an above general information file at least, described general information file includes at least more than one playlist identifier of discerning the play list file of a title part that forms the multiple broadcast path video data that is recorded in recording medium, and management accounts is in the path management information of the multiple broadcast path video data broadcast of recording medium; In each described playlist directory, comprise the play list file that at least more than one is discerned according to the playlist identifier in the general information file; Each play list file is discerned at least more than one playitems playitem, and each playitems playitem identification forms the montage of the multiple broadcast path video data of title.
The tape deck of the data structure that a kind of recording medium management video data is play is characterized in that comprising: drive the driver of data record in the optical recording means of recording medium; The encoder of multiple broadcast path video data is used to encode; And for the multiple broadcast path video data recording that makes face code in recording medium, the control device of the top driver of saying of control; Described control device writes down an above playlist directory at least for making in the head table zone of recording medium, make simultaneously and write down an above playlist directory at least in the playlist directory area of recording medium, comes Control Driver; In each described head table, comprise an above general information file at least, described general information file includes at least more than one playlist identifier of discerning the play list file of a title part that forms the multiple broadcast path video data that is recorded in recording medium, and management accounts is in the path management information of the multiple broadcast path video data broadcast of recording medium; In each described playlist directory, comprise the play list file that at least more than one is discerned according to the playlist identifier in the general information file; Each play list file is discerned at least more than one playitems playitem, and each playitems playitem identification forms the montage of the multiple broadcast path video data of title.
The data structure playing device that a kind of recording medium management video data is play is characterized in that comprising: drive the driver that the light of playing the data that are recorded in recording medium is play means; And the control device of controlling described driver, described control device is to make to play a more than one at least head table part from recording medium head table zone, plays the part of more than one at least playlist directory from the playlist directory area of recording medium; In each described head table, comprise an above general information file at least, described general information file includes at least more than one playlist identifier of discerning the play list file of a title part that forms the multiple broadcast path video data that is recorded in recording medium, and management accounts is in the path management information of the multiple broadcast path video data broadcast of recording medium.In each playlist directory, comprise the play list file that at least more than one is discerned according to the playlist identifier in the general information file.Each play list file is discerned at least more than one playitems playitem, and each playitems playitem identification forms the montage of the multiple broadcast path video data of title.
Effect of the present invention:
Data structure and record/playing method and device that recording medium management video data of the present invention is play, by based on title, chapters and sections, multiple broadcast path, the data or the file structure that can manage the broadcast of video data are provided, thereby the hobby that can meet the user, increase easy-to-use, playing video data better.
For further specifying above-mentioned purpose of the present invention, design feature and effect, the present invention is described in detail below with reference to accompanying drawing.
Description of drawings
Fig. 1 is according to the re-recordable optical disc file of re-recordable BD-RE specification or the schematic diagram of data structure;
Fig. 2 and Fig. 4 are two kinds of embodiment about the file of recording medium of the present invention or data structure;
Fig. 3 is the embodiment schematic diagram with recording medium of Fig. 2 data structure;
Fig. 5 to Fig. 7 is the first specific embodiment schematic diagram about Fig. 2 file or data structure;
Fig. 8 is the formation schematic diagram according to video disc recording of the present invention and playing device;
Fig. 9 to Figure 12 is the file of Fig. 2 or second kind of specific embodiment schematic diagram of data structure;
Figure 13 to Figure 14 is the third specific embodiment schematic diagram about Fig. 2 file or data formation;
Figure 15 to Figure 17 is the schematic diagram about the 4th kind of specific embodiment of Fig. 2 file or data structure;
Figure 18 to Figure 19 is the 5th a kind of specific embodiment schematic diagram about Fig. 2 file or data structure;
Figure 20 is the 6th a kind of specific embodiment schematic diagram about Fig. 2 file or data structure.
Embodiment
Below, data structure and record/playing method and device embodiment for recording medium management video data of the present invention is play are described in detail with reference to the accompanying drawings.
According to high density compact disc of the present invention, for example BD-ROM is same as shown in Figure 2, have file or data structure that the managing video voice data is play, according to of the present invention data structure identical with Fig. 2 on many, all similar with the data structure of BD-RE shown in Figure 1, thus, the similarly just detailed no longer in addition explanation of part.
Same as shown in Figure 2, in root, have more than one DVP catalogue at least.Above comprise more than one each title (TITLE) catalogue (for example, title 001, title 002, title 003 etc.) that is recorded in the video/audio data of the recording medium identical in the said DVP catalogue with BD-ROM.In each head table, include: store general information file (info.ttl), about playlist (PLAYLIST) catalogue of the actual playlist file (* .rpls) and the virtual playlist file (* .vpls) of corresponding title, store montage (CLIPINF) catalogue of the clip information file (* .clpi) of corresponding title, and store corresponding with clip information file, about stream (STREAM) catalogue of the A/V stream clip file (* .m2ts) of the MPEG-2 form of corresponding title.
Include in said in the above stream (STREAM) catalogue, be called the A/V stream clip files of the MPEG-2 form of montage (clip).In addition, also include the clip of the special form that is called as bridge joint-montage (bridge-clip) A/V stream file.Bridge-clip uses in order to connect the play area of selecting in the montage (clip) more than two smoothly, and in general, to compare its size smaller with montage (clip).
Above include the clip information file that interrelates with each A/V stream file in said montage (CLIPINF) catalogue.The quantity of the source data packet in the type of the A/V stream that said here clip information file is pointed out to interrelate, the A/V stream that interrelates, and with the time of advent (ATC) and/or system time (STC) standard, the temporal information of source data packet in the A/V that the interrelates stream.
In playlist (PLAYLIST) catalogue more than one play list file is arranged.Playlist is in order relatively easily to edit or make up the notion that is used for clips played and introduces.Play list file is the set of (playing intervals) between broadcast area in the montage (clip), is called playitems playitem (playitem) between each broadcast area.Above the identification of said play list file form each playitems playitem of playlist.Each playitems playitem, such as be standard with ATC or STC, be the group of pointing out the IN-POINT and the OUT-POINT of clip time location.In other words, play list file identification playitems playitem, each playitems playitem is pointed out a clip or his part, montage (clip) file that identification is connected with montage (clip).
Include actual playlist (real playlist) (* .rpls) and virtual playing catalog (virtual playlist) (* .vpls) in playlist (PLAYLIST) catalogue.Actual playlist is only used montage (clip), and bridge joint-montage (bridge-clip) can't be used.That is, actual playlist be because can regard a part with reference to clip as, thus from conceptive, also can regard as with CD on equal with reference to montage (clip) part.Virtual playlist is because can all use montage (clip) and bridge joint-montage (bridge-clip).So the notion of actual playlist is not parallel with virtual playlist.
' info.ttl ' file provides the A/V general information file that spreads and put general information of the corresponding title of management, says to be exactly the playlist directory that comprises the play list file title in the PLAYLIST catalogue of discerning the same title catalogue in more detail.Here said ' info.ttl ' file will be explained in embodiments of the present invention.
Fig. 2 not only shows is recording medium data structure according to the embodiment of the invention, also is the schematic diagram in recording medium zone simultaneously.Such as, head table is recorded in more than one head table zone, the general information file logging is in the head table zone in the more than one general information zone, playlist directory is recorded in the above playlist directory area, and each playlist in the playlist then is recorded in the above playlist area of top said recording medium.Recording medium with Fig. 2 data structure is same as shown in Figure 3, includes file system information area, database area (database) and A/V stream zone in the above in the said recording medium.Include head table and playlist information area and clip information area in the above in the said database area.In said head table and the playlist information area, record the general information file of general information file area and the playlist directory and the play list file of playlist information area in the above.Record montage (CLIPNF) catalogue and relevant clip information file in the above in the said heading message zone.Record the A/V stream of multiple title in the above in the said A/V stream zone.
Fig. 4 is other data structure schematic diagram according to the embodiment of the invention.With identical shown in the figure, a title (TITLE) catalogue is arranged in the DVP catalogue.In this head table, include the general information file (* .ttl) of each title of video data that is recorded in recording medium.Above said general information file (* .ttl) identical with the general information file (info.ttl) described in Fig. 2.Above include a playlist directory, CLIPINF catalogue and STREAM catalogue in the said DVP catalogue.Different with the embodiment of Fig. 2, all titles all include only a playlist directory, CLIPINF catalogue and STREAM catalogue in Fig. 4.What Fig. 4 showed is the recording medium zone, and Fig. 3 is the schematic diagram that comprises the recording medium embodiment in this zone.
Identical with the above, the video/audio data are generally weaved into by indivedual titles, such as, weave into by other title according to other film of video/audio data performance.In addition, just look like that book is weaved into equally by many chapters and sections (chapters), title also can be weaved into by many chapters and sections.
Same as shown in Figure 5, and afterwards among Fig. 5 to Fig. 7 detailed explanation the same, among first embodiment of the present invention, including in the general information file in Fig. 2 data structure with chapters and sections is the title management information that the unit management title is play.
The memory capacity of the novel high-density recording medium identical with BD-ROM constantly increases, so can store the title of the many versions of broadcast or the part of a title.Such as the video data of other camera angle can be recorded in recording medium, and perhaps the version of being grown up fully of a title, accurate adult's version and father and mother teenager's version that can limit all can be recorded in top said recording medium.Each version has different broadcast paths, and video data in this case is called multiple broadcast path video data (multiple reproduction pathvideo data).The present invention is applicable to the relevant type of multiple broadcast path video data or their combination.With reference to Fig. 5 to Fig. 7 detailed record is arranged afterwards, in an embodiment of the present invention, above include the path management information that management accounts is play in the multiple broadcast path video data of recording medium in the said general information file (info.ttl).
Same as shown in Figure 5, first embodiment according to the invention, each chapters and sections in the title interrelate with more than one playlist at least, and top said playlist belongs to one or more broadcast path.
In the embodiment of Fig. 5, playlist 1 (playlist1) is chapters and sections 1 (chapter1), and playlist 2 and 3 is chapters and sections 2 (chapter2), and 4,5 and 6 of playlists are chapters and sections 3 (chapter3).In addition, store playlist 1,2,4 and 5, in playlist 2 (path2), store playlist 3 and 6 at broadcast path 1 (path1).This is not limited in embodiment, and the path structure of permitting according to the present invention is not limited thereto, and for example, a playlist can be stored in the more than one broadcast path.
Fig. 6 is the detailed description schematic diagram about general information file (info.ttl) part of the embodiment of the invention.Above contain the information field that is called ' tableofplaylists ' in the said general information file.Here record the playlist number in field length and the same title playing catalog in the said playlist directory ' tableofplaylists '.Simultaneously, for each playlist, the play list file title (playlist_file_name), the chapters and sections that record the identification playlist in the above in the said playlist directory enter sign (chapter_entry_flag) and path number (path_number).When said chapters and sections enter and are identified at the playlist that interrelates and point out whether chapters and sections begin, provide chapters and sections management information here.Above said path number under the playlist that interrelates is pointed out, provide path management information in the path.In addition, above said chapters and sections management information same as shown in Figure 7, comprise that selectively the chapters and sections that form general information file (info.ttl) part enter catalogue (chapter entry table).Said in the above chapters and sections enter the length that includes this information field in the catalogue and the number (number_of_chapters) of chapters and sections, include the file name (entry_playlist_file_name) of first playlist that interrelates with chapters and sections for each chapters and sections.In other embodiments, said chapters and sections enter catalogue and also can be recorded in the file that is separated with the general information file above.
In the embodiment of Fig. 5 to Fig. 7,, equally also be applicable to the embodiment of Fig. 4 data structure though be that standard is illustrated with the embodiment of Fig. 2 data structure.
Fig. 8 is the formation schematic diagram according to video disc recording of the present invention and playback equipment.A/V encoder 9 is that the audio-visual data that receives input is encoded, and together exports decoding information and stream attribute information to multiplexer (multiplexer) 8.Multiplexer 8 transmits stream (MPEG-2transport stream) for making MPEG-2 for instance, based on the decoding information and the stream attribute information of input, the audio-visual data of coding carry out multipleization.Source data packet separator (source packetizer) the 7th is divided into the source data packet that meets the compact disc audio video format with the transmission bag from multiplexer 8 inputs.Same as shown in Figure 8, above the operation of said A/V encoder 9, multiplexer 8 and source data packet separator 7 all be to handle by control device 10.Here said control device 10 is to receive the record order that the user sends, and sends control information to A/V encoder 9, multiplexer 8 and source data packet separator 7.For example, above the type of coding of said control device 10 indication A/V encoders 9 operations, the transmission stream that indication multiplexer 8 will form is indicated the form of source data packet separator 7 source data packet simultaneously.In addition, said here control device 10 Control Driver 3, and then the output that can on CD, write down source data packet packetizer 7.
In addition, said here control device 10 is formed with and is used for the navigation management information that the audio-visual data of management accounts on CD play.For instance, based on the information that receives by user's interface (storage or the order language that provides by the internet on CD), above said control device 10 Control Driver 3, make the data structure of kymogram 2 and Fig. 5 to Fig. 7 or Fig. 4 to Fig. 7 on the CD.
During playing, above said control device 10 Control Driver 3, make the played data structure.That is, be input as the basis, control device 10 Control Driver 3, audio frequency and video source data packet on the broadcast CD with information on the CD and the user that receives by user interface (record and playing device operation push-button or device-dependent remote operation).For instance, user's input can be specified title, chapters and sections and/or the path of broadcast above.This user's input, for instance, by specifying at the menu on the GUI of control device 10 sequencing (graphical userinterface) basis.Utilize the user to import general information file, chapters and sections management information and/or the path management information of head table and/or Fig. 2 and Fig. 4 of Fig. 2, control device 10 is controlled the broadcast in title specified, chapters and sections and/or paths.
For instance, for selecting specific title, the number of general information file is confirmed the number of title among the number of control device 10 head table from Fig. 2 or Fig. 4.In the subject number of confirming, select by the user for one.Include the information identical with the title name in the above in the said general information file, the user can relatively easily select title.If select a certain title, in the playlist directory from the general information file of selecting title, confirm to select the play list file title of title, play according to the playlist of confirming.
For selecting specific chapters and sections, above said control device 10 for confirming the chapters and sections numbers, the chapters and sections of investigating each playlist enter sign.Make the optional chapters and sections of selecting broadcast of user.Identical with the title selection, can comprise with chapters and sections relevant significant information in the said chapters and sections management information in the above.Selecting specific chapters and sections is exactly the playlist that selection will begin to play in the playlist of contact.
For selecting specific path, above said control device 10 for confirming the number of broadcast path, investigate the relevant path number of each playing catalog.Make the optional path that to play of selecting of user.Identical with title with the chapters and sections selection, in path management information, can include the relevant significant information of broadcast path that will play.If the selection path, only broadcast has the playlist of the path number of selection.
Source data packet is separated transducer (source Depacketizer) 4 and is received the broadcast source packet of input, and is converted into and the identical data flow of MPEG-2 transfer data packets stream.Transmultiplexer TMUX (Demultiplexer) 5 is separated into the data flow multichannel video/audio data of coding.A/V decoder 6 is decoded the video/audio data of coding, is made for original audio-visual data.During playing, source data packet is separated the operation of transducer 4, Transmultiplexer TMUX 5 and A/V decoder 6 and all will be handled by top said control device 10.If above said control device 10 receive play command from the user, just control information is sent to source data packet and separates transducer 4, Transmultiplexer TMUX 5 and A/V decoder 6.For instance, above said control device 10, to source data packet separator 4 indication source packet format, the transmission stream that separates to Transmultiplexer TMUX 5 indication multichannels, and to the decoding type of A/V decoder 6 indication operations.
Though what Fig. 8 showed is record and playing device, also can be specific record or the dedicated play device that recording operation or play operation only are provided by Fig. 8 inscape.
Fig. 9 to Figure 12 is second kind of embodiment schematic diagram according to data structure of the present invention.Same as shown in Figure 9, the data structure of second embodiment is except that chapters and sections management information, and is identical with the data structure of Fig. 5.The zone that in Fig. 7, has also shown recording medium same as shown in Figure 2.The example that in Fig. 3, has shown the recording medium that comprises this zone.What show in Fig. 9 is the process that chapters and sections management information is pointed out chapters and sections in the playitems playitem level.In playlist 1, playitems playitem 1 is appointed as chapters and sections 1, and playitems playitem 2 is appointed as chapters and sections 2, and playitems playitem 3 and 4 is appointed as chapters and sections 4.
In this embodiment, above said chapters and sections management information comprise in play list file.Figure 10 is the schematic diagram that comprises the play list file part of chapters and sections management information according to this embodiment.In each play list file, comprise the number of the playitems playitem of documentary length and formation playlist.For playitems playitem, playitem information field is in play list file.Here, each playitems playitem can be discerned by the playitems playitem number.Same as shown in Figure 10, in playitem information field, include field length and chapters and sections enter sign.Above said chapters and sections enter to be identified at and point out that whether playitems playitem is chapters and sections when beginning, and provides chapters and sections management information.In addition, said here chapters and sections management information is same as shown in Figure 11, comprises that selectively the chapters and sections that form a play list file part enter catalogue.Said in the above chapters and sections enter in the catalogue, include the length of this information field and the number of chapters and sections.For each chapters and sections, in corresponding chapters and sections, include the file name (entry_play1tem_file_name) of first playitems playitem that interrelates.In another embodiment, said chapters and sections enter catalogue and can be recorded in the file that is separated with top said play list file above.
What show among Figure 12 is the part of the general information file (info.ttl) of Fig. 9 to Figure 12 embodiment.Have in the said in the above general information file to be called " Tableofplaylists " information field, record the length of information field and the number of the playlist in the title playlist directory in the above in the said playlist directory.Simultaneously, for each playlist, record the file name (playlist_file_name) and the path number of the playlist of identification playlist in the above in the said playlist directory.Above said path number under indicating the playlist that interrelates, in the path, also provide path management information.
The record of Fig. 8 and playing device are the embodiment about Fig. 9 to Figure 12, with described identical operation of Fig. 5 to Fig. 7.But for the embodiment of Fig. 9 to Figure 12,, record the chapters and sections management information of Figure 10, and during playing, use for making broadcast selectively from specific chapters and sections.
Figure 13 and Figure 14 are the schematic diagrames according to the 3rd embodiment of data configuration of the present invention.Same as shown in Figure 13, the third embodiment data configuration data configuration with Fig. 5 except that chapters and sections management information is identical.With identical shown in Fig. 5, in Figure 13, also shown the zone of recording medium.Shown the recording medium example that includes this zone among Fig. 3.In Figure 13, use the chapters and sections sign, show the chapters and sections management information of pointing out chapters and sections.In Figure 13, playlist 1,2,4 and 5 is appointed as path 1, and playlist 3 and 6 is appointed as in the state in path 2, and chapters and sections sign 1 interrelates with playlist 1, chapters and sections sign 2 and 3 then interrelates with playlist 2 and 3, and 4 of chapters and sections signs and playlist 4 interrelate.Chapters and sections sign 5 and 6 interrelates with playlist 5 and 6 respectively simultaneously.Each chapters and sections and a chapters and sections sign interrelate in this embodiment, but not only are limited to here.
In this embodiment, said chapters and sections management information comprises in play list file above.What show in Figure 14 is a part that comprises the play list file of chapters and sections management information according to this embodiment.Playlist sign (playlistsmark) information field is arranged in each play list file, include the length of information field and the number (number_of_playlist_marks) of the sign of the playlist in the playlist in the above in the said playlist identification information field.About each playlist sign, include during said in the above playlist identification information is literal: sign type (mark_type), the length (mark_name_length) of sign title, sign ID (mark_id), the display (ref_to_palylist_id) of the playlist of sign is housed, time marking (mark_time_stamp) and sign duration (duration)
Above said sign type (mark_type) identify by chapters and sections and discern the sign that shows that chapters and sections begin, the length (mark_name_length) of sign title is to point out to identify the length of title by byte unit, above the producer of said sign ID (mark_id) identification marking, playlist display (ref_to_palylist_id) then is meant the playlist ID of the playlist that has sign.Above said time marking (mark_time_stamp) be meant the position that sign is placed, in other words be exactly the position (is standard with ATC and/or STC) of sign A/V stream montage time of placing, the duration is meant the sign length that begins in time marking.
Above in the said playlist identification information field because chapters and sections management information is arranged, there is no need so the chapters and sections among first embodiment enter sign (chapter_entry_flag).In addition, in the 3rd embodiment, provide and Figure 12 and the described identical path management information of second embodiment of the invention.
The record of Fig. 8 and playing device are for the embodiment of Figure 13 and Figure 14, with described identical operation of Fig. 5 to Fig. 7.But,, during writing down and play, the chapters and sections management information of Figure 14 uses for making broadcast selectively from particular chapter for the embodiment of Figure 13 and Figure 14.Here, above said control device 10 to identify the number of the playlist sign of discerning by chapters and sections, confirm the number of the interior chapters and sections of title, make the user can select chapters and sections.Simultaneously, from the position of the time marking indication that interrelates with the chapters and sections sign of selecting chapters and sections, beginning displaying video voice data.
Figure 15 to Figure 17 is the schematic diagram according to the 4th embodiment of data structure of the present invention.Same as shown in Figure 15, the data structure of the 4th embodiment adopts the data structure of Fig. 2.Same as shown in Figure 2, what show in Figure 15 is the zone of recording medium.What show in Fig. 3 is to include the embodiment of this zone in interior recording medium.
Same as shown in Figure 15, each chapters and sections can interrelate with a playlist in the playlist directory.In the playlist 1 among Figure 15, path 1 is made of playitems playitem 1,3,5 and 7, and 2 in path is to be made of playitems playitem 2,4,6 and 8.This is not limited to listed example, also is not limited to this.
Be that general information file (info.ttl) part in the foundation embodiment of the invention is described in detail among Figure 16.Above the information field that is called " table of play lists " is arranged in the said general information file, record the playlist number in the title playlist directory identical in the above in the said playlist directory (table of play lists) with information field length.About each playlist, in the said playlist directory, record the play list file title (playlist_file_name) of identification playlist and the chapters and sections management information that interrelates with playlist in the above.Particularly, said chapters and sections management information is that corresponding playlist points out that the chapters and sections whether chapters and sections begin enter sign (chapter_entry_flag) above.Among the embodiment of Figure 15 that each chapters and sections and playlist interrelate, above said chapters and sections enter sign and be set at each playlist, but the present invention is not limited only to this.
In addition, above the detailed description carried out among said chapters and sections management information and Fig. 7 identical, include the chapters and sections that form general information file (info.ttl) part and enter sign (chapter_entry_flag).
Be the broadcast of the multiple broadcast path video data of management in title, and the embodiment that the path management information of using is recorded in the play list file is same as shown in Figure 17.
In each play list file, include the number (number_of_play1tems) of the playitems playitem of file size and formation playlist.About each playitems playitem, playitem information field is arranged in play list file.Here, each playitems playitem is discerned by the playitems playitem number.Described identical with Figure 17, in playitem information field, include field length and path number.Above said path number under the playitems playitem of pointing out to interrelate, in the path, provide path management information.
The record of Fig. 8 and playing device are for the embodiment of Figure 15 to Figure 17, with described identical operation of Fig. 5 to Fig. 7.But,, simultaneously/or carry out, use at chapters and sections and the path management information record of Figure 16 and Figure 17 with during playing according to specific broadcast path for making broadcast selectively from particular chapter for Figure 15 to Figure 17.
Figure 18 and Figure 19 are the 5th kind of embodiment schematic diagrames according to data structure of the present invention.Same as shown in Figure 18, the 5th kind of embodiment data configuration adopts Fig. 2 data configuration.Same as shown in Figure 2, what show in Figure 18 is the zone of recording medium.What show in Fig. 3 is the recording medium example that comprises this zone.Afterwards, be described in detail with reference to Fig. 8 and Figure 19.Comprise in each play list file of the embodiment of the invention: management accounts is in the chapters and sections of the multiple broadcast path video data broadcast of recording medium and the chapters and sections management information of playing according to path management information managing video data title.
Same as shown in Figure 18, each chapters and sections of title interrelate with at least more than one the playitems playitem that is included in the playlist.In the embodiment of Figure 18, in the included playitems playitem of playlist 1, playitems playitem 1 and 2 is chapters and sections 1, and playitems playitem 3 to 6 is chapters and sections 2, and playitems playitem 7 and 8 is chapters and sections 3.In addition, path 1 is made of playitems playitem 1,3,5 and 7.2 in path is made of playitems playitem 2,4,6 and 8, but is not limited to these examples, and path configuration also is not limited to this.
Chapters and sections and path management information are same as shown in Figure 19, are recorded in the corresponding play list file.In each play list file, include the number (number_of_play1tems) of the playitems playitem of file size and formation playlist.About each playitems playitem, playitem information field is arranged in play list file.Here, each playitems playitem is discerned by the playitems playitem number.Same as shown in Figure 19, comprise in playitem information field: field length, chapters and sections enter sign and path number.Above said chapters and sections enter and be identified at whether indicate the playitems playitem that interrelates be chapters and sections when beginning, chapters and sections management information is provided, above said path number when indicating the path that the playitems playitem that interrelates belongs to, path management information is provided.
Simultaneously, above said chapters and sections management information, described identical with Figure 11, can comprise that the chapters and sections that form a play list file part enter catalogue.
The record of Fig. 8 and playing device, for Figure 18 and Figure 19, with described identical operation of Fig. 5 to Fig. 7, but for Figure 18 and Figure 19, for beginning to play from particular chapter selectively, or/carry out simultaneously according to specific broadcast path, use at chapters and sections and the path management information record of Figure 19 with during playing.
Figure 20 is the 6th an embodiment schematic diagram according to data structure of the present invention.Same as shown in Figure 20, the data configuration among the 6th embodiment is except that chapters and sections management information, identical with Figure 18 data structure.Same as shown in Figure 18, what show in Figure 20 is the recording medium zone, and Fig. 3 is that what to show is the example that includes the recording medium in this zone.In Figure 20, use the chapters and sections sign, show the chapters and sections management information of indication chapters and sections.Say in more detail, in play list file, adopt and the described identical mode of Figure 14, include chapters and sections management information.Also appended, in play list file, included path management information with the detailed described identical mode of Figure 17.
The record of Fig. 8 and playing device, embodiment for Figure 20, with described identical operation of Fig. 5 to Fig. 7, but, embodiment for Figure 20, for beginning to play from particular chapter selectively, simultaneously/or carry out, during writing down and play, the chapters and sections of Figure 14 and Figure 17 and path management information use according to specific broadcast path.
Same as shown in Figure 20, by the chapters and sections among the top described embodiment being play the combination that the different data structure of management is play in management and path, can append prompting according to a new embodiment of the present invention.
In addition, be applicable to the data structure of Fig. 2, also be applicable to the data structure of Fig. 4 simultaneously at embodiments of the invention.
Those of ordinary skill in the art will be appreciated that, above embodiment is used for illustrating the present invention, and be not to be used as limitation of the invention, as long as in connotation scope of the present invention, all will drop in the scope of claims of the present invention variation, the modification of the above embodiment.
Claims (39)
1, a kind of data structure of recording medium management video data broadcast is characterized in that comprising:
Described recording medium comprises: the head table zone of storing an above head table at least;
At least store the playlist directory area of an above playlist directory;
At least comprise an above general information file in described each head table, described general information file comprises: at least more than one identification forms the playlist identifier of play list file of a part of the multiple broadcast path video data title be recorded in recording medium and the path management information that management accounts is play in the multiple broadcast path video data of recording medium.
Simultaneously, in each described playlist directory, also comprise the play list file of discerning according to playlist identifier in the general information file more than at least, each play list file is discerned at least more than one playing catalog, and each playing catalog identification forms the montage of the multiple broadcast path video data of title.
2, the data structure play of recording medium management video data according to claim 1 is characterized in that;
Described path management information is pointed out the broadcast path under each play list file.
3, the data structure play of recording medium management video data according to claim 1 is characterized in that:
Described general information file comprises the title management information of playing by chapters and sections unit management title.
4, the data structure of playing as recording medium management video data as described in the claim 3 is characterized in that:
Entering of described chapters and sections identifies the play list file of pointing out from according to the playlist identifier identification that interrelates, and whether chapters and sections begin, and top said chapters and sections management information comprises that the chapters and sections that interrelate with each playlist identifier enter sign.
5, the data structure of playing as recording medium management video data as described in the claim item 3 is characterized in that:
Whether the play list file that described chapters and sections management information is pointed out interrelates with each chapters and sections.
6, the data structure play of recording medium management video data according to claim 1 is characterized in that:
Described each play list file comprises the chapters and sections management information of playing for the unit management title with chapters and sections.
7, the data structure of playing as recording medium management video data as described in the claim 6 is characterized in that:
Described chapters and sections enter sign and point out whether chapters and sections begin from the playitems playitem of identification, and chapters and sections management information comprises that the chapters and sections of getting in touch respectively with the playitems playitem of identification enter sign.
8, the data structure of playing as recording medium management video data as described in the claim 6 is characterized in that:
Whether the playitems playitem that described chapters and sections management information is pointed out interrelates with each chapters and sections.
9, the data structure of playing as recording medium management video data as described in the claim 6 is characterized in that:
Described each playlist sign comprises: the chapters and sections identifier of pointing out to identify with playlist the chapters and sections that interrelate; Point out the time marking of the time in the multiple broadcast path video data that chapters and sections begin; Described chapters and sections management information comprises more than one playlist sign at least.
10, the data structure play of recording medium management video data according to claim 1 is characterized in that:
In described head table zone, include playlist directory area; In described head table, comprise more than one playlist directory at least.
11, a kind of data structure of recording medium management video data broadcast is characterized in that comprising:,
Described recording medium comprises: the general information file area of storing an above head table at least;
At least store the playlist directory area of an above playlist directory;
At least comprise an above general information file in each described head table, described general information file comprises: at least more than one discerns the playlist identifier of the play list file of a part that forms the multiple broadcast path video data title that is recorded in recording medium;
Simultaneously, in each described playlist directory, also comprise the play list file of discerning according to playlist identifier in the general information file more than at least; Each described play list file comprise identification at least more than one playitems playitem, go back the path management information that management accounts is play at the multiple broadcast path video data of recording medium in addition; Each described playitems playitem identification forms the montage of the multiple broadcast path video data of title.
12, the data structure of playing as recording medium management video data as described in the claim 11 is characterized in that:
Described path management information is pointed out according to the broadcast path under each playitems playitem of play list file identification.
13, the data structure of playing as recording medium management video data as described in the claim 11 is characterized in that:
Described general information file comprises the title management information of playing by chapters and sections unit management title.
14, the data structure of playing as recording medium management video data as described in the claim 13 is characterized in that:
Chapters and sections enter sign and point out whether chapters and sections begin from the play list file according to the playlist identifier identification that interrelates, and described chapters and sections management information comprises that the chapters and sections that interrelate with each playlist identifier enter sign.
15, the data structure of playing as recording medium management video data as described in the claim 14 is characterized in that:
Described chapters and sections enter sign and are set at each chapters and sections corresponding with play list file.
16, the data structure of playing as recording medium management video data as described in the claim 11 is characterized in that:
Each described play list file comprises the chapters and sections management information of playing for the unit management title with chapters and sections.
17, the data structure of playing as recording medium management video data as described in the claim 16 is characterized in that:
Described chapters and sections enter sign and point out whether chapters and sections begin from the playitems playitem of identification, and chapters and sections management information comprises that the chapters and sections of getting in touch respectively with the playitems playitem of identification enter sign.
18, the data structure of playing as recording medium management video data as described in the claim 16 is characterized in that:
Each described playlist sign comprises: the chapters and sections identifier of pointing out to identify with playlist the chapters and sections that interrelate; Point out the time marking of time in the multiple broadcast path video data that chapters and sections begin; Described chapters and sections management information comprises more than one playlist sign at least.
19, the data structure of playing as recording medium management video data as described in the claim 11 is characterized in that:
In described head table zone, include playlist directory area; In described head table, comprise more than one playlist directory at least.
20, a kind of data structure of recording medium management video data broadcast is characterized in that comprising:
Described recording medium comprises: the head table zone of storing an above head table at least;
At least store the playlist directory area of an above playlist directory:
At least comprise an above general information file in described each head table, described general information file comprises: at least more than one identification form the video data title be recorded in recording medium a part play list file the playlist identifier and be the chapters and sections management information that the unit management title is play with chapters and sections;
Simultaneously, in each described playlist directory, also comprise the play list file of discerning according to playlist identifier in the general information file more than at least; Each described play list file is discerned at least more than one playitems playitem, and each described playitems playitem identification forms the montage of the video data of title.
21, the data structure of playing as recording medium management video data as described in the claim 20 is characterized in that:
The sign that enters of described chapters and sections points out whether chapters and sections begin from the play list file according to the playlist identifier identification that interrelates, and described chapters and sections management information comprises that the chapters and sections that interrelate with each playlist identifier enter sign.
22, the data structure of playing as recording medium management video data as described in the claim 20 is characterized in that:
Whether the play list file that described chapters and sections management information is pointed out interrelates with each chapters and sections.
23, the data structure of playing as recording medium management video data as described in the claim 20 is characterized in that:
In described head table zone, include playlist directory area; In described head table, comprise more than one playlist directory at least.
24, a kind of data structure of recording medium management video data broadcast is characterized in that comprising:
Described recording medium comprises: the general information file area of storing an above head table at least;
At least store the playlist directory area of an above playlist directory;
At least comprise an above general information file in described each head table, described general information file comprises: at least more than one discerns the playlist identifier of the play list file of a part that forms the video data title that is recorded in recording medium;
Simultaneously, in each described playlist directory, also comprise the play list file of discerning according to playlist identifier in the general information file more than at least; Each described play list file comprises the playitems playitem of discerning at least more than one, in addition the chapters and sections management information of playing with chapters and sections unit management title; Each described playing catalog identification forms the montage of the video data of title.
25, the data structure of playing as recording medium management video data as described in the claim 24 is characterized in that:
The entering sign and from the playitems playitem of identification, point out whether chapters and sections begin of described chapters and sections, and chapters and sections management information comprises that the playitems playitem chapters and sections of getting in touch respectively with identification enter sign.
26, the data structure of playing as recording medium management video data as described in the claim 24 is characterized in that:
Whether the playitems playitem that described chapters and sections management information is pointed out interrelates with each chapters and sections.
27, the data structure of playing as recording medium management video data as described in the claim 24 is characterized in that:
Described each playlist sign comprises: the chapters and sections identifier of pointing out to identify with playlist the chapters and sections that interrelate; Point out the time marking of time in the video data that chapters and sections begin; Described chapters and sections management information comprises more than one playlist sign at least.
28, the data structure of playing as recording medium management video data as described in the claim 24 is characterized in that:
In described head table zone, include playlist directory area; In described head table, comprise more than one playlist directory at least.
29, a kind of data structure of recording medium management video data broadcast is characterized in that comprising:
Described recording medium is made of the head table zone of storing an above head table at least.
Comprise described general information file in each described head table, the general information file storage has the playlist identifying information, and playlist information identification forms the play list file of the video data title that is recorded in recording medium.
30, the data structure of playing as recording medium management video data as described in the claim 29 is characterized in that:
Described head table zone formation comprises the playlist area of storing an above playlist directory at least;
At least comprise the play list file of discerning in the above general information file in each described playlist directory, each play list file is discerned more than one playing catalog at least, and each playing catalog identification simultaneously forms the video data montage of title.
31, a kind of data structure of recording medium management video data broadcast is characterized in that comprising:
Described recording medium formation comprises the head table zone of storing a head table;
In described head table, comprise at least more than one general information file; Each general information file storage has the playlist identifying information, and this playlist identifying information identification forms the play list file of the video data title that is recorded in recording medium.
32, the data structure of playing as recording medium management video data as described in the claim 31 is characterized in that:
Each described playitems playitem identification forms the montage of the video data of title, play list file is discerned at least more than one playitems playitem, comprise the play list file of discerning at least more than one the general information file in each playlist directory, formation is also appended and is comprised the playlist directory area of storing at least more than one playlist directory.
33, a kind of recording method of data structure of recording medium management video data broadcast is characterized in that comprising:
In recording medium head table zone, write down an above head table at least;
At least more than one playlist directory of record in the recording medium playlist directory area;
In each described head table, comprise an above general information file at least, described general information file includes at least more than one playlist identifier of discerning the play list file of a title part that forms the multiple broadcast path video data that is recorded in recording medium, and management accounts is in the path management information of the multiple broadcast path video data broadcast of recording medium;
In each described playlist directory, comprise the play list file that at least more than one is discerned according to the playlist identifier in the general information file; Each play list file is discerned at least more than one playitems playitem, and each playitems playitem identification forms the montage of the multiple broadcast path video data of title.
The player method of the data structure of 34 1 kinds of recording medium management video data broadcasts is characterized in that comprising:
Play at least more than one head table from the head table zone of recording medium;
From the playlist directory area of described recording medium, play the part of more than one at least playlist directory;
In each described head table, comprise an above general information file at least, described general information file includes at least more than one playlist identifier of discerning the play list file of a title part that forms the multiple broadcast path video data that is recorded in recording medium, and management accounts is in the path management information of the multiple broadcast path video data broadcast of recording medium;
In each described playlist directory, comprise the play list file that at least more than one is discerned according to the playlist identifier in the general information file; Each play list file is discerned at least more than one playitems playitem, and each playitems playitem identification forms the montage of the multiple broadcast path video data of title.
35, a kind of tape deck of data structure of recording medium management video data broadcast is characterized in that comprising:
Driving is with the driver of data record in the optical recording means of recording medium;
The encoder of multiple broadcast path video data is used to encode; And
For the multiple broadcast path video data recording that makes face code in recording medium, the control device of the driver of saying above the control;
Described control device writes down an above playlist directory at least for making in the head table zone of recording medium, make simultaneously and write down an above playlist directory at least in the playlist directory area of recording medium, comes Control Driver;
In each described head table, comprise an above general information file at least, described general information file includes at least more than one playlist identifier of discerning the play list file of a title part that forms the multiple broadcast path video data that is recorded in recording medium, and management accounts is in the path management information of the multiple broadcast path video data broadcast of recording medium;
In each described playlist directory, comprise the play list file that at least more than one is discerned according to the playlist identifier in the general information file; Each play list file is discerned at least more than one playitems playitem, and each playitems playitem identification forms the montage of the multiple broadcast path video data of title.
36, a kind of data structure playing device of recording medium management video data broadcast is characterized in that comprising:
Drive the light of playing the data that are recorded in recording medium and play the driver of means; And
Control the control device of described driver, described control device is to make to play a more than one at least head table part from recording medium head table zone, plays the part of more than one at least playlist directory from the playlist directory area of recording medium;
In each described head table, comprise an above general information file at least, described general information file includes at least more than one playlist identifier of discerning the play list file of a title part that forms the multiple broadcast path video data that is recorded in recording medium, and management accounts is in the path management information of the multiple broadcast path video data broadcast of recording medium.
In each playlist directory, comprise the play list file that at least more than one is discerned according to the playlist identifier in the general information file, each play list file is discerned at least more than one playitems playitem, and each playitems playitem identification forms the montage of the multiple broadcast path video data of title.
37, a kind of data structure of recording medium management video data broadcast is characterized in that comprising:
Its formation of described recording medium comprises management information areas, stores the path management information that an above management accounts is play in the multiple broadcast path video data of recording medium in this zone at least; Described path management information points out to belong to more than one the playlist of each broadcast path at least.
38, the data structure of playing as recording medium management video data as described in the claim 37 is characterized in that:
Each described play list file includes the chapters and sections management information of playing for the unit management title with chapters and sections.
39, the data structure of playing as recording medium management video data as described in the claim 38 is characterized in that:
Each described broadcast sign includes: the chapters and sections identifier of pointing out to identify with playlist the chapters and sections that interrelate; Point out the time marking of time in the multiple broadcast path video data that chapters and sections begin; And chapters and sections management information comprises at least more than one playlist sign.
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CN 200510028981 CN1921590A (en) | 2005-08-22 | 2005-08-22 | Data structure and recording method and device for recording media management video data broadcast |
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CN 200510028981 CN1921590A (en) | 2005-08-22 | 2005-08-22 | Data structure and recording method and device for recording media management video data broadcast |
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