CN101567205A - Information representing method, information representing device and information recording medium - Google Patents
Information representing method, information representing device and information recording medium Download PDFInfo
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- CN101567205A CN101567205A CNA2008101929378A CN200810192937A CN101567205A CN 101567205 A CN101567205 A CN 101567205A CN A2008101929378 A CNA2008101929378 A CN A2008101929378A CN 200810192937 A CN200810192937 A CN 200810192937A CN 101567205 A CN101567205 A CN 101567205A
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Abstract
The invention provides an information reproducing method, an information representing device and an information recording medium. The information representing method is used to read any one of a first video application program content item of the first video application program and a second video application program content item of the second video application program from the information recording medium recorded any one of the first video application program and the second video application program, wherein the second video application program is based on the first video application program amd the function is limited. The information representing method comprises: recording an identification sign for determining which one of the first video application program and the second video application program the recorded video application program content item corresponds toin a management information of the information recording medium, determining the identification sign (steps S13 and S14), releasing function limitation (S16) to the first video application program and the second video application program corresponding to the first video application program content item and the second video application program content item, or executing information handling following the function limitation (S15).
Description
Technical field
One embodiment of the present of invention relate to a kind of information regeneration method, a kind of information reproduction apparatus and a kind of information recording carrier.If have a plurality of video applications and when a plurality of video applications are similar each other, under the situation that a plurality of modulating systems that differ from one another exist as the modulating system that is used in recorded information on the information recording carrier, it is effective using the present invention.
Background technology
Usually, develop digital versatile disc (DVD), thereafter, developed the CD (for example, utilizing the dish etc. of high density (HD) DVD, Blu-ray disc (registered trademark)) of the high image quality that higher-quality video information can be provided.From now on, may develop and have the more dish of high image quality.
For such CD, there is modulating system as the disclosed multiple recorded information of patent documentation (Japanese Patent Application Laid-Open 2004-213767 number).For example, the modulating system by becoming 8 code conversion 12 codings to write down when recorded information is possible method by the modulating system that becomes 4 code conversion 6 codings to write down perhaps.
For transcriber, expectation be to wish a kind of disk drive device, this disk drive device even can be used for any modulating system reading of data of aforementioned modulating system.This disk drive device has the crew-served dish recognition function of dish ID with dish.When the classification of identification dish, conventional apparatus converts its data process application (video application) to and the corresponding data process application of the dish of the type fully, and carries out the data reproduction processes according to the data that read.
As mentioned above, traditional transcriber converts data process application to and the corresponding data process application of the dish of the type after the type of identification placing fully, and the corresponding data reproduction of data of carrying out and reading is handled.Yet the method that this data reproduction is handled must be prepared a plurality of independently video applications.Therefore, spended time to come the converting video application program, cause the problem that cost increases.
Summary of the invention
The purpose of embodiments of the invention is to provide a kind of information regeneration method, a kind of information reproduction apparatus and a kind of information recording carrier, this information recording carrier has and is used for determining that between the video application be similar or dissimilar device and/or information, and can reduce manufacturing cost and application program switching time.
According to an aspect of the present invention, a kind of reproducting method is provided, can from information recording carrier, read information, record any one in the second video application content item of the first video application content item of first video application and second video application on this information recording carrier, second video application is restricted based on first video application and its function, and this reproducting method can read in the first video application content item and the second video application content item any one, this method comprises: write down distinguishing mark in the management information on information recording carrier, this distinguishing mark is used for determining that the video application content item that write down is corresponding in first video application and second video application which; And definite distinguishing mark, remove the function with the first video application content item or corresponding first video application of the second video application content item and second video application is limited, perhaps carry out the information processing of accompaniment functions restriction.
Other purpose of the present invention and advantage will be mentioned in ensuing explanation, and be significantly to a certain extent according to explanation, perhaps can learn by practice of the present invention.Can realize and obtain objects and advantages of the present invention by means and the combination that hereinafter particularly points out.
Description of drawings
The accompanying drawing of incorporating into and constituting the part of instructions shows embodiments of the invention,
And come together to explain principle of the present invention with specifying of general remark that provides above and embodiment given below.
Fig. 1 is an image diagrammatic sketch of having described the operation summary of using information recording carrier transcriber of the present invention;
Fig. 2 is a block diagram of having described information reproduction apparatus of the present invention;
Fig. 3 has illustrated the diagrammatic sketch that will be recorded in the information content item on the information recording carrier 1 of the present invention;
Fig. 4 A and Fig. 4 B are used for the difference comparative descriptions at the normal function version video application content item of Video Manager (VMG) recording areas 30 and the diagrammatic sketch of the content item that is write down between the limitation function version video application content item;
Fig. 5 A and Fig. 5 B are used for the normal function version video application content item of difference comparative descriptions video manager information (VGMI) 31 and the diagrammatic sketch separately of the content item that is write down between the limitation function version video application content item;
Fig. 6 is the diagrammatic sketch of having described as the video application identifying information of main information of the present invention; And
Fig. 7 is the identification process figure that utilizes video application identifying information of the present invention.
Embodiment
Hereinafter will describe with reference to the accompanying drawings according to each embodiment of the present invention.
Embodiments of the invention are described below with reference to the accompanying drawings.Fig. 1 shows the image diagrammatic sketch of having described the operation summary of using information recording carrier transcriber of the present invention.
In Fig. 1, in that (1a has write down differentiated different video application content item on modulating system respectively on 1b) with a kind of information recording carrier.In these two kinds of video application content items, for example, one is the normal function version video application content item (a) of the standard content of high density standard (for example HD_DVD video), and another is the limitation function version video application content item (b) that function is restricted on the basis of normal function version video application content item.
At this, the management information that the Video Applications content item comprises the reproduction processes function that is used to carry out object video and object video has been described.Object video comprises video data and voice data, and the reproduction processes function is the function of carrying out according to video attribute information, address information and reproduction procedural information etc.
Although described HD DVD video standard with example, the present invention is not necessarily limited to this standard.For example, certain A standard and certain B standard are two kinds of similar video applications each other, if exist a kind of one of them be complete function and another is the relation of part limitation function, then applicable the present invention.Yet, need transcriber to receive and handle the signal of the recording medium that records the various video application program on it, perhaps the signal of various video application program.
In the embodiment shown in fig. 1, under the situation of normal function version video application (a), the content item 2a that be recorded on the information recording carrier 1a is modulated in A modulating system 3a.In a comparable manner, under the situation of limitation function version video application (b), the content item 2b that be recorded on the information recording carrier 1b is modulated in B modulating system 3b.
A modulating system 3a for example is the system that 8 code conversion is become 12 codings and write down 12 codings, and B modulating system 3b for example is the system that 4 code conversion is become 6 codings and write down 6 codings.Transcriber 4 is the transcribers that can read and reproduce the Video Applications (a) and (b).
When being inserted into recording medium 1a in the transcriber 4, carrying out demodulation process 5a and take out content item 2a.When being inserted into recording medium 1b in the transcriber 4, separating and mediate 5b and take out content item 2b.These video applications just differ from one another on modulating system, and can not distinguish the content item that is removed is content item 2a under normal function version video application (a) situation, or the content item 2b under limitation function version video application (b) situation.That is, only can not distinguish the content item that is removed by content item is content item 2a under normal function version video application (a) situation, or the content item 2b under limitation function version video application (b) situation.Therefore, transcriber of the present invention comprises the recognition device that provides later.
Fig. 2 is the block diagram of explanation transcriber of the present invention.In Fig. 2, the rough division, transcriber consists essentially of control module 20 and reproduces module 30.The video application content item that is recorded on the information recording carrier 1 is read by the disk pickup of disk drive 201, reproduces module 30 to provide it to.Reproduce module 30 and carry out demodulation process and correction process, so that this application content item is extracted as the MPEG program flow by 300 pairs of video application content items of data processing unit.Multi-channel separative element (DMUX) 301 is divided into the secondary video packets of each video packets, audio pack with the MPEG program flow, and respectively video packets is sent to video decoder unit 302, secondary video packets is sent to secondary video decoder unit 303, and audio pack is sent to audio decoder unit 304.
Master data in 302 pairs of video packets of video decoder unit is decoded master data is sent to video processor unit 305.Similarly, the master data in 303 pairs of secondary video packets of secondary video decoder unit is decoded master data is sent to video processor unit 305.Video processor unit 305 superposes the decoded data of video and secondary video, and 306 pairs of superimposed data of number-Mo converting unit are carried out analog-converted, and the data after will changing output to video output terminals.Master data in 304 pairs of audio pack of audio decoder unit is decoded, and 306 pairs of decoded master datas of number-Mo converting unit are carried out analog-converted, and the data after will changing output to audio output.
Microprocessing unit in the control module 20 (MPU) 202 is controlled by the program in ROM (read-only memory) (ROM) unit 203 of being stored in and is comprised the total system of reproducing module 30.By the user input instruction from key input unit 205 inputs, MPU 202 reproduces and stops to handle.Storage unit 204 interim storaging state informations and system information is stored in the nonvolatile memory.
Fig. 3 shows the diagrammatic sketch that explanation will be recorded in the information content item on the information recording carrier 1 of the present invention.As shown in Figure 3, according to the order from the inner circumferential side of recording medium 1, recording medium 1 comprises Lead-In Area 10, volume and document structure information district 11, data field 12 and leading-out zone 13.
Shown in (3c) among Fig. 3, in data field 12, allow the mixed-arrangement of video data recording district 20, another video data recording district 21 and multi-purpose computer interblock 22.Shown in (3d) among Fig. 3, in video data recording district 20, have Video Manager recording areas (Video Manager [VMG]) 30, wherein write down be recorded in video data recording district 20 in the relevant management information of whole DVD video contents.Shown in (3d) among Fig. 3, in video data recording district 20, there is video title set recording areas (video title set [VTS]) 40, wherein by packing of each title and the management information and video information (object video) packing that will be used for each title are come records management information.
Shown in (3e) among Fig. 3, in Video Manager recording areas 30, there is the video manager information (video manager information [VMGI]) show the management information relevant with all videos data recorded area 20, the record video manager informations wherein and video manager information 31 identical information that have that are used for the backup of VGMI 31 back up (VGMI_BUP) 34, be used for first of choice menus language and play the extending video object (FP_PGCM_EVOB) 32 of PGC menu, and the extending video object set (VMGM_EVOBS) 33 that is used for video manager menu with record use in all videos data recorded area 20 wherein.
Shown in (3f) among Fig. 3, have the management information that is used for each title of packing therein and writing down and a VTS 40 of video information (object video), exist: Video Title Set Information (VTSI) 41, it has the management information of the full content that is used for VTS 40 of record therein; Video Title Set Information backup (VTSI_BUP) 44 wherein write down the information as VTSI 41 backups identical with VTSI 41; The extending video object set (VTSM_EVOB S) 42 that is used for menu, it has the menu background screen that is used for VTS of record therein; And the extending video object set (VTSTT_EVOBS) 43 that is used for title, it has the object video (video information of title) among the VTS that writes down therein.
Fig. 4 A and Fig. 4 B show the diagrammatic sketch that the content to the video application content item of the normal function version of VGM recording areas 30 of the present invention and limitation function version compares and illustrates.
Fig. 4 A shows the content item that writes down under the normal function version video application content item situation in VMG recording areas 30, and comprises the content item that Fig. 3 describes.Simultaneously, Fig. 4 B shows under the limitation function version Video Applications content item situation content item of record in VMG recording areas 30, and the compare content item of Fig. 4 A of this content item is restricted, and the record of VMGM_EVOBS 33 is restricted.
Fig. 5 A and Fig. 5 B are the diagrammatic sketch that the video application content item to the content item of the normal function version of VMGI 31 of the present invention and limitation function version compares and illustrates.Fig. 5 A is the content item of record among the VMGI 31 under normal function version video application content item situation, and this content item is by video manager information admin table (VMGI_MAT) 310a, Title Search Pointer Table (TT_SRPT) 311a, video manager menu PGCI cell list (VMGM_PGCI_UT) 312a, parents' management information table (PTL_MAIT) 313a, video title set AIT (VTS_ATRT) 314a, text data manager (TXTDT_MG) 315a, FP_PGC menu cell (cell) address table (FP_PGCM_C_ADT) 316a, FP_PGC menu EVOBU map addresses (FP_PGCM_EVOBU_ADMAP) 317a, video manager menu element address table (VMGM_C_ADT) 318a, and Video Manager EVOBU map addresses (VMGM_EVOBU_ADMAP) 319a forms.
Simultaneously, Fig. 5 B shows the content item of record among the VMGI 31 under limitation function version video application content item situation, this content item is by video manager information admin table (VMGI_MAT) 310b, Title Search Pointer Table (TT_SRPT) 311b, parents' management information table (PTL_MAIT) 313b, video title set AIT (VTS_ATRT) 314b, text data manager (TXTDT_MG) 315b, FP_PGC menu cell address table (FP_PGCM_C_ADT) 316b, and FP_PGC menu EVOBU map addresses (FP_PGCM_EVOBU_ADMAP) 317b composition, then there is not recording of video manager menu PGCI cell list (VMGM_PGCI_UT) 312b, video manager menu element address table (VMGM_C_ADT) 318b, and Video Manager EVOBU map addresses (VMGM_EVOBU_ADMAP) 319b.
Fig. 6 shows the diagrammatic sketch of explanation as the video application identifying information of main information of the present invention.As shown in Figure 6, the video application identifying information is indicated as the identifying information (CID) 60 at meta 15 places, standard BOOK version information district among VMGI_MAT310a or the 310b, and has following value.That is, this identifying information has been recorded in the management information, this management information have be contained in wherein fundamentally for reproducing the necessary attribute information of video content item.
Identifying information (CID)
0b: normal function version video application
1b: limitation function version video application
Fig. 7 will describe following each step S11-S16, and these steps have formed the identification process that utilizes video application identifying information of the present invention to discern.
At step S11, normal function version video application dish (information recording carrier 1a) or limitation function version video application dish (information recording carrier 1b) are inserted in the transcriber.
Read VMGI_MAT 310a or 310b at step S12.This square frame reads the management information of the first or second video application content item of having read as reading device.At step S13, check the position of the video application CID 60 that reads at step S12.
Confirm at step S14 whether corresponding position is " 1 ".Under the situation that be " 1 " of corresponding position (under the situation in "Yes"), carry out and handle (step S15), and be under the situation of " 0 " (under the situation in "No") at corresponding, carry out another processing (step S16).The square frame of step S13, S14 is determined device as application program, is used for determining which in first video application and second video application content item that management information has identified the distinguishing mark of video application indicated.
At step S15, identification process determines that the content item of distinguishing mark indicated limitation function version video application and confined function executing is not handled.When application program determined that the result of device is second video application, the square frame of step S15 was used to limit the partial function of first video application and comes executable operations as second video application as application executing device.
At step S16, the content item of the definite sign of identification process has been indicated normal function version video application, thereby and does not limit to handle and carry out normal process.
According to the above embodiment that provides, owing to comprise the identifying information of video application, therefore obtain to be recorded in the different content item of modulating system in the information recording carrier by each corresponding demodulation process, but after acquisition, do not need to obtain to be used for to determine that from Physical layer the content item of this sign indicates the information of which video application, and owing to can determine at logical layer, so the transcriber processing of Switch Video application program easily.
By having the identifying information of video application, can determine the video application that will be transmitted by the Internet, and can be enough the predetermined modulation system video application is stored in the information recording carrier.
Especially, when transmitting, perhaps when being received, can easily discern normal function video application and limitation function version video application as the reproducting content item by the video application of demodulation by the video application of demodulation.
The module that becomes the main target that realizes above-mentioned processing is the control module 20 and the MPU unit 202 that is included in the control module 20 in Fig. 2.That is, disk drive 201 is as reading device, is used to read the first video application content item read or the management information of the second video application content item.Application program determining unit 202a in the MPU unit 202 determines which in first video application or second video application content item of the distinguishing mark that identifies video application in the management information indicated.When the result who determines device from application program indicated second video application, the application execution unit 202b in the MPU unit 202 limited the partial function of first video application, to come executable operations as second video application.
Those skilled in the art are easy to expect extra advantage and modification.Therefore, its more wide in range aspect, the present invention is not limited to specific detail shown and described herein and represents embodiment.Therefore, under situation about not breaking away from, can carry out various modification by the spirit or scope of claims and the general originality notion that equivalent limited thereof.
Claims (6)
1. information regeneration method, it is configured from information recording carrier (1a or 1b) and reads information, record any one in the second video application content item (b) of the first video application content item (a) of first video application and second video application on this information recording carrier, second video application is restricted based on first video application and its function, and this information regeneration method is configured any one that reads in the first video application content item and the second video application content item, wherein
Write down distinguishing mark in the management information on information recording carrier in advance, in first video application and second video application which this distinguishing mark be used for determining the video application content item that write down corresponding to, and described information regeneration method is characterized in that comprising:
Determine distinguishing mark (step S13, S14), releasing limits (step S16) to the function with the first video application content item or corresponding first video application of the second video application content item and second video application, perhaps carries out the information processing (step is S15) that being accompanied by the function restriction.
2. according to the information regeneration method of claim 1, it is characterized in that the first video application content item and the second video application content item are the information of having been modulated and being recorded in by the modulating system that differs from one another in the information recording carrier.
3. information reproduction apparatus, it is configured and reads by first video application content item of the modulating system modulation that differs from one another and any one in the second video application content item, and described information reproduction apparatus is characterised in that and comprises:
Reading device (201) is used to read the first video application content item read or the management information of the second video application content item;
Application program is determined device (202a), is used for determining having indicated in first video application and second video application which at the content item that management information has identified the distinguishing mark of video application; And
Application executing device (202b) is used for when application program determines that the result of device has indicated second video application, and the partial function that limits first video application is to carry out as second video application.
4. according to the information reproduction apparatus of claim 3, it is characterized in that partial function has limited extending video object set and the management information thereof that is used for video manager menu, and described application executing device reproduces the object video of the title that is used for the second video application content item by second video application.
5. information recording carrier, video application content item wherein by using Video Manager recording areas in the data field and video title set recording areas to come the recording of video application program, described information recording carrier is characterised in that and comprises:
Be recorded in the first video application content item on the information recording carrier and any one in the second video application content item, wherein the first video application content item is relevant with first video application, and the second video application content item is relevant with second video application, and second video application is restricted based on first video application and its function; And
The distinguishing mark that writes down in the management information in the video application content item that has write down, wherein in first video application and second video application which this distinguishing mark described the video application content item that write down corresponding to.
6. according to the information recording carrier of claim 5, it is characterized in that partial function has limited extending video object set and the management information thereof that is used for video manager menu.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2008114236 | 2008-04-24 | ||
| JP2008114236A JP2009266293A (en) | 2008-04-24 | 2008-04-24 | Information reproducing method and information reproducing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101567205A true CN101567205A (en) | 2009-10-28 |
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ID=41283327
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2008101929378A Pending CN101567205A (en) | 2008-04-24 | 2008-12-31 | Information representing method, information representing device and information recording medium |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP2009266293A (en) |
| CN (1) | CN101567205A (en) |
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2008
- 2008-04-24 JP JP2008114236A patent/JP2009266293A/en active Pending
- 2008-12-31 CN CNA2008101929378A patent/CN101567205A/en active Pending
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| Publication number | Publication date |
|---|---|
| JP2009266293A (en) | 2009-11-12 |
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Open date: 20091028 |