CN100372019C - Method for recording and playback management of multimedia recording audio data stream - Google Patents
Method for recording and playback management of multimedia recording audio data stream Download PDFInfo
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- CN100372019C CN100372019C CNB2003101079099A CN200310107909A CN100372019C CN 100372019 C CN100372019 C CN 100372019C CN B2003101079099 A CNB2003101079099 A CN B2003101079099A CN 200310107909 A CN200310107909 A CN 200310107909A CN 100372019 C CN100372019 C CN 100372019C
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Abstract
The present invention relates to a management method for recording and playing multimedia recording audio frequency data streams. A virtual playing catalog desired when a plurality of recording audio frequency data streams corresponding to a main A/V data stream of a slitting unit is read and played one by one, and simultaneously, play projects which are same for reading and playing the A/V data stream of the slitting unit and sub-playing projects which are mutually different and are used for reading the corresponding recording audio frequency data streams are record and stored in each virtual playing catalog. In the present invention, the management information for indexing and managing playing catalogs of multimedia recording audio frequency data stream is record and managed in the form of using a file structure and a format which are suitable for rerecording media, such as BD-RW, etc., so that the A/V data stream of one slitting unit records and manages a plurality of multimedia recording audio frequency data streams. Thus, a user can select and play admiring various recording audio frequency data streams. The present invention has high use value.
Description
(1) technical field
The invention relates to the record and the playing management method of multimedia recorded audio data stream.Refer in particular to a kind of corresponding a plurality of recorded video data stream of A/V data stream that are used for recording storage on the recording mediums such as high density re-recordable optical disc, write down and play the record and the playing management method of the multimedia recorded audio data stream of management.
(2) background technology
Recently, new high-density re-recordable optical disc along with the voice data of video data that can a large amount of high image quality of recording storage and high tone quality, such as " Blu-ray disc rewritable " (below be called, the development rapidly of normalized production BD-RW), the exploitation of its Related product listing and popularized a general orientation into current development.
Fig. 1 is the signal record of recording medium such as BD-RW and the part-structure figure of required video disc transcripter VDR optical disc apparatus such as (Video Disc Recorder) when playing.Above-mentioned optical disc apparatus comprises following structure: light picker 2, read the signal of record on the recording medium CD 1 such as BD-RW or the record data stream from the process signal Processing of outside input; VDR system 3, above-mentioned light picker (pick up) 2 signals that read are carried out play signal to be handled, perhaps the data stream of outside input is carried out signal Processing, be converted into the data stream that is fit to write down, the duty of VDR system 3 is by the signal controlling of operator's input; Scrambler (encoder) 4 is encoded the simulating signal of outside input, carries above-mentioned VDR system 3.
In addition, have the VDR system 3 in the optical disc apparatus of above-mentioned structure, also additional the corresponding recording audio data stream of A/V data stream of recording storage on the above-mentioned recording medium CD 1 is carried out record management.To be elaborated to this below.
Fig. 2 is the actual play catalogue (Real play list) of re-recordable optical disc (BD-RW) and the connection status figure between virtual playing catalog (virtual play list).Above-mentioned recording medium CD 1 (BD-RW) is gone up the A/V data stream of recording storage, such as has time continuity, and the main A/V data stream (Clip 1 mainA/V stream) of carrying out first cut-parts (Clip 1) of recording storage with cut-parts (CLIP) unit, as shown in Figure 2, write down and play management by the first actual play catalogue (Real play list 1).Comprise the Play Control information that reads that records this Clip1 master A/V data stream on the first actual play catalogue.
In addition, be connected with the main A/V data stream (Clip 1 main A/V data stream) of corresponding first cut-parts of the above-mentioned first actual play catalogue and by the recorded audio data stream of addition record, be recorded the recorded audio data stream (Clip 2 auxiliary audio stream or dubbed audio stream are Clip 2 recorded audio data stream) that is stored as the second new cut-parts, in addition, above-mentioned Clip 2 recorded audio data stream write down and play management by the new second actual play catalogue (Real playlist 2).
In addition, in the middle of the VDR system 3 of above-mentioned optical disc apparatus, can be play by the random selection of the user edlin of going forward side by side, generate the record first virtual playing catalog (Virtual play list) in order to make the actual play catalogue that is recorded management by said process.In the first virtual playing catalog, as shown in Figure 2, the simultaneously playitems playitem (Play Item) of record management main path (Main Path) and the sub-playitems playitem (subplay item) of subpath (Sub Path), wherein, the playitems playitem of management main path is to be used to read the Clip 1 main A/V data stream that broadcast is connected with the above-mentioned first actual play catalogue; The sub-playitems playitem of management subpath is to be used to read play the Clip 2 recorded audio data stream (dubbing audio stream) that are connected with the above-mentioned second actual play catalogue.
Therefore, in the middle of the VDR of above-mentioned optical disc apparatus system 3, the Clip 1 main A/V data stream that the above-mentioned first actual play catalogue is connected reads in the process that a series of play operation such as broadcast carry out, requirement according to the user, can select to play the Clip 2 recorded audio data stream that the above-mentioned second actual play catalogue is connected, therefore, the user just can enjoy the video image of above-mentioned Clip 1 main A/V data stream and the audio music of above-mentioned Clip 2 recorded audio data stream simultaneously as a result.
But, in the middle of the re-recordable optical discs such as above-mentioned BD-RW, as previously mentioned, be defined as in the virtual playing catalog (Virtual play list) that generates and be recorded separately can only a playitems playitem of recording storage (play item) and a sub-playitems playitem (sub play item) because by editing with the user, so main A/V data stream for cut-parts unit with time continuity, the main A/V data stream of cut-parts (Clip) unit can only recorded audio data of record management, thus with regard to exist a plurality of recorded audio data stream that a user wishes jointly linkage record manage problem on the main A/V data stream of a cut-parts unit.Also do not find an effective solution to this day.
(3) summary of the invention
The present invention proposes in order to address the above problem.The object of the present invention is to provide a kind of record and playing management method of multimedia recorded audio data stream, promptly on high density re-recordable optical disc recording mediums such as (BD-RW), on the main A/V data stream of a cut-parts unit of recording storage to the record of a plurality of multimedia recorded audio data stream with play the method for management.
To achieve these goals, the record and the playing management method of multimedia recorded audio data stream of the present invention, be the method for each corresponding a plurality of recorded audio data stream of record management on the main A/V data stream of a cut-parts unit, it is characterized in that comprising following two steps:
First step, number according to the corresponding a plurality of recorded audio data stream of main A/V data stream of described cut-parts unit, the virtual playing catalog of playing each recorded audio data stream is read in generation, the corresponding a plurality of recorded audio data stream of the main A/V data stream of described cut-parts unit, be number, carry out record management as the actual play catalogue respectively according to the recorded audio data stream;
Second step, in the virtual playing catalog of above-mentioned each generation, recording storage is used to read the same link information and the mutual different link information that is used to read each corresponding recorded audio data stream of broadcast of the main A/V data stream of playing described cut-parts unit.
Effect of the present invention:
Have the record and the playing management method of the multimedia recorded audio data stream of the present invention of above-mentioned structure, have very high use value.When the pairing a plurality of recorded video data stream of main A/V data stream that generate a cut-parts unit read one by one and play required virtual playing catalog simultaneously, recording storage is useful on the same playitems playitem (Play item) and the mutual different sub-playitems playitem that is used to read each corresponding recorded audio data stream (sub play item) that reads the A/V data stream of playing above-mentioned cut-parts unit in each virtual playing catalog.Among the present invention because the management information that is used for the playing catalog of the above-mentioned multimedia recorded audio of searching, managing data is to have taked to be suitable for the file structure of re-recordable medium such as BD-RW and the form of form is carried out record management, so A/V data stream for a cut-parts unit, record management has a plurality of multimedia recorded audio data stream, thereby the user can select to play the multiple recorded audio data stream of liking.
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.
(4) description of drawings
Fig. 1 is the signal record of re-recordable optical disc recording mediums such as () BD-RW and the part-structure figure of required optical disc apparatus such as video disc transcripter VDR when playing;
Fig. 2 is the actual play catalogue of re-recordable optical disc (BD-RW) and the connection status figure between virtual playing catalog;
Actual play catalogue that Fig. 3 is recorded management for record and playing management method by multimedia recorded audio data stream of the present invention and the connection status figure between virtual playing catalog;
Fig. 4 and Fig. 5 for record by multimedia recorded audio data stream of the present invention and playing management method addition record ' info.dvr ' file pie graph of management information of multimedia recorded audio data.
The symbol description of major part in the accompanying drawing
1, CD 2, light picker
3, VDR system 4, scrambler
(5) embodiment
Below, with reference to the accompanying drawings the record of multimedia recorded audio data stream of the present invention and the embodiment of playing management method are elaborated.
At first, the record of multimedia recorded audio data stream of the present invention and playing management method can be applied to reference to Fig. 1 and have in the optical disc apparatus of structure as previously mentioned.The VDR system 3 of above-mentioned optical disc apparatus, the corresponding recorded audio data stream of A/V data stream with the cut-parts unit with time continuity of recording storage on the above-mentioned BD-RW CD 1, in the time of a plurality of multimedia recorded audio data stream that addition record is wished for the user, generate the record of this multimedia recorded audio data stream of management and the management information of broadcast, and be suitable for the record management of above-mentioned BD-RW CD 1 file structure (File Structure) and form (format).
Such as, as shown in Figure 3, the 1 main A/V data stream of the Clip with time continuity of recording storage (CLIP 1 MAIN A/V STREAM) records the first actual play catalogue (Real play list 1) that is used to read the Play Control information of playing the A/V data stream and writes down and play management by comprising on the above-mentioned BD-RW CD 1.In addition, be connected with the main A/V data stream of above-mentioned Clip 1, recorded the second actual play catalogue (realplaylist 2) that is used to read the Play Control information of playing this recorded audio data stream by comprising by the recorded audio data stream of the Clip 2 of addition record (clip 2 auxiliary audio stream or dubbed audio stream).
In addition, can select arbitrarily the above-mentioned actual play catalogue that the is recorded management edlin of going forward side by side to play in order to make the user, the VDR system 3 of above-mentioned optical disc apparatus generates record virtual playing catalogs (virtual play list).Above-mentioned virtual playing catalog data stream, as described in reference Fig. 2, the sub-playitems playitem (Sub play item) of the playitems playitem (playitem) that record management simultaneously is useful on the main path that reads the main A/V data stream of playing the Clip 1 that is connected with the above-mentioned first actual play catalogue and the subpath of the recorded audio data stream that is used to read the Clip 2 that broadcast is connected with the above-mentioned second actual play catalogue.
In addition, above-mentioned VDR system 3, the corresponding recorded audio data stream of above-mentioned Clip 1 main A/V data stream, be Clip 2 recorded audio data stream by addition record state under, according to customer requirements, when needing corresponding other recorded audio data stream of additional record and above-mentioned Clip 1 main A/V data stream, as shown in Figure 3, the other recorded audio traffic logging of new addition record is stored as Clip 3 recorded audio data stream.
And, generate record comprise record be used to read the 3rd actual play catalogue (Real playlist) of the Play Control information of playing above-mentioned Clip 3 recorded audio data stream in, generate and write down the new second virtual playing catalog (virtual playlist 2), at this moment, the playitems playitem that duplicated record has main path in the above-mentioned second virtual playing catalog is in the time of (being used to read the Clip 1 main A/V serial data that broadcast is connected with the above-mentioned first actual play catalogue), and also record management has the sub-playitems playitem (being used to read the Clip 3 recorded audio data stream that broadcast is connected with above-mentioned the 3rd actual play catalogue) of subpath.
That is, in above-mentioned VDR system 3, according to the number of the corresponding a plurality of recorded audio data stream of main A/V data stream of a cut-parts unit, generate and be used to read the virtual playing catalog of playing each recorded audio data stream.At this moment, in the virtual playing catalog of each generation, recording storage is useful on the playitems playitem and the sub-playitems playitem that is used to read the mutual different subpath of playing each corresponding recorded audio data stream of the same main path that reads the main A/V data stream of playing above-mentioned cut-parts unit.
In addition, by the actual play catalogue and the virtual playing catalog of said process generation and record, as shown in Figure 4, in the file structure of BD-RW CD 1, arrive in " playlist " sub directory as playing catalog file (* .rpls, * .vpls) record management respectively.At this moment, the playing catalog management information of multimedia recorded audio data that is used for integral retrieval and manages above-mentioned playing catalog file is with regard in VDR catalogue ' DVR ' the Directory file below the involved higher level's of file structure who records above-mentioned BD-RW the root directory Root directory.
And, above-mentioned playing catalog management information, as shown in Figure 5, can record with the form of data block (data_block) in the proprietary record data zone (Makers private data) of the manufacturer that can write down the desirable multiple information of manufacturer of manufacturing this BD-RW arbitrarily.
In addition, comprise in the playing catalog management information that is recorded with the data block form in the proprietary record data zone (makers private data) of above-mentioned manufacturer and record, as shown in Figure 3, the retrieving information (ref_RPL_index) that the flag information (multi_dub_exit_flag) of (set) is set during a plurality of multimedia recorded audio of addition record data stream and only when above-mentioned flag information is set up, is generated the multimedia recording simulation playing catalog number (set_multi_dub_VPL_number) of record and is used for the actual play catalogue that playitems playitem (play item) that reference and above-mentioned multimedium virtual playing catalog comprise the main path of record is connected, in addition, the total information (dub_total_VPL_number) that also comprises the corresponding virtual playing catalog of above-mentioned multimedia recorded audio data stream, and the retrieving information of the corresponding virtual playing catalog of multimedia audio serial data (VPL_index[j]).
Therefore, addition record ' info.dvr ' file syntactic structure (syntax) of playing catalog management information of the record of multimedia recorded audio data stream of the present invention and the multimedia recorded audio data in the playing management method still use the file structure that realizes the BD-RW that is provided with and the file structure of ' info.dvr '.
As a reference, the playing catalog management information of above-mentioned multimedia recorded audio data can also be in other zones in addition, the proprietary record data zone of the manufacturer of above-mentioned ' info.dlr ' file (makers private data), such as the proprietary record data zone 9makers private data of playing catalog table information (table of playlist) posting field and manufacturer) between carry out addition record in addition.
In addition, 3 retrievals of above-mentioned VDR system are with reference to the playing catalog management information of the multimedia recorded audio data of addition record in above-mentioned ' info.dvr ' files, and whether and be used to read the virtual playing catalog information of playing this multimedia recorded audio data stream and the total information of this virtual playing catalog etc. the record of confirming multimedia recorded audio data.
In addition, read main A/V data stream and the multimedia recorded audio data stream that broadcast is connected with the above-mentioned virtual playing catalog that is identified.Such as, read in a series of play operation processes that Clip 1 main A/V data that playing is connected with the above-mentioned first actual play catalogue manages stay in execution, according to customer requirements, can select to play and the Clip 2 recorded audio serial datas of above-mentioned second actual play catalogue co-registered management or the Clip 3 recorded audio data stream of managing with above-mentioned the 3rd actual play catalogue co-registered.So the user just can selectively appreciate the music of Clip 2 recorded audio data stream or Clip 3 recorded audio data stream in the video image of enjoying above-mentioned Clip 1 main A/V serial data as a result.
Though the present invention describes with reference to current specific embodiment, but those of ordinary skill in the art will be appreciated that, above embodiment is used for illustrating the present invention, should understand and wherein can make variations and modifications and do not break away from the present invention in a broad sense, so be not 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 distortion of the above embodiment.
Claims (2)
1. the record and the playing management method of a multimedia recorded audio data stream, be a kind of on the high density re-recordable optical disc, the main A/V data stream of a cut-parts unit of recording storage is characterized in that comprising following two operation stepss to the record of a plurality of multimedia recorded audio data stream and the method for broadcast management:
First step, number according to the corresponding a plurality of recorded audio data stream of main A/V data stream of described cut-parts unit, the virtual playing catalog of playing each recorded audio data stream is read in generation, the corresponding a plurality of recorded audio data stream of the main A/V data stream of described cut-parts unit, be number, carry out record management as the actual play catalogue respectively according to the recorded audio data stream;
Second step, in the virtual playing catalog of above-mentioned each generation, recording storage is used to read the same link information and the mutual different link information that is used to read each corresponding recorded audio data stream of broadcast of the main A/V data stream of playing described cut-parts unit.
2. the record and the playing management method of multimedia recorded audio data stream as claimed in claim 1, the corresponding a plurality of recorded audio data stream of main A/V data stream that it is characterized in that a described cut-parts unit, it is number according to the recorded audio data stream, carry out record management as the actual play catalogue respectively, be meant the playitems playitem that the actual play catalogue corresponding with the A/V data stream of a described cut-parts unit is connected, and the sub-playitems playitem that is connected with the corresponding actual play catalogue of each recorded audio serial data, co-registered stores in the virtual playing catalog of each generation.
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| Application Number | Priority Date | Filing Date | Title |
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| CNB2003101079099A CN100372019C (en) | 2003-10-15 | 2003-10-15 | Method for recording and playback management of multimedia recording audio data stream |
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| CNB2003101079099A CN100372019C (en) | 2003-10-15 | 2003-10-15 | Method for recording and playback management of multimedia recording audio data stream |
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| CN1607602A CN1607602A (en) | 2005-04-20 |
| CN100372019C true CN100372019C (en) | 2008-02-27 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP5135733B2 (en) * | 2006-08-10 | 2013-02-06 | ソニー株式会社 | Information recording apparatus, information recording method, and computer program |
| CN102521309B (en) * | 2011-11-24 | 2015-02-11 | 中国船舶重工集团公司第七○九研究所 | Storage organization and search method of digital video videotaping files |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1170199A (en) * | 1996-06-22 | 1998-01-14 | Lg电子株式会社 | Apparatus for reproducing audio signals for plurality of channels or languages from disc and method thereof |
| US5924071A (en) * | 1997-09-08 | 1999-07-13 | Sony Corporation | Method and apparatus for optimizing a playlist of material |
| US20030156825A1 (en) * | 2002-02-21 | 2003-08-21 | Um Soung Hyun | Method for managing play lists in an optical disk apparatus |
| US20030180032A1 (en) * | 2002-03-22 | 2003-09-25 | Barde Sumedh N. | Systems and methods for enhancing a user's DVD experience |
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2003
- 2003-10-15 CN CNB2003101079099A patent/CN100372019C/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1170199A (en) * | 1996-06-22 | 1998-01-14 | Lg电子株式会社 | Apparatus for reproducing audio signals for plurality of channels or languages from disc and method thereof |
| US5924071A (en) * | 1997-09-08 | 1999-07-13 | Sony Corporation | Method and apparatus for optimizing a playlist of material |
| US20030156825A1 (en) * | 2002-02-21 | 2003-08-21 | Um Soung Hyun | Method for managing play lists in an optical disk apparatus |
| US20030180032A1 (en) * | 2002-03-22 | 2003-09-25 | Barde Sumedh N. | Systems and methods for enhancing a user's DVD experience |
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