CN101159818A - Two-layered structure based media resource system - Google Patents
Two-layered structure based media resource system Download PDFInfo
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- CN101159818A CN101159818A CNA2007100475316A CN200710047531A CN101159818A CN 101159818 A CN101159818 A CN 101159818A CN A2007100475316 A CNA2007100475316 A CN A2007100475316A CN 200710047531 A CN200710047531 A CN 200710047531A CN 101159818 A CN101159818 A CN 101159818A
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Abstract
A media resource system based on a double-layer structure includes an upper layer which is a media resource center and a lower layer which are a plurality of distributed production-type media resource sub-systems. The upper and the lower layers are in loose coupling connection via an interconnection module. The media resource center includes an integrated storage module, an integrated code-conversion module, a component exchange module, an indexing-displaying module, an integrated encoding module and a classed listing module. The distributed production-type media resource sub-systems store data in the media resource center via the integrated storage module or call the data from the media resource center via the integrated code-conversion module and the component exchange module to realize data share and data exchange. The distributed production-type media resource sub-systems can perform on-line storage of the data with strong actual effect. The invention has the advantages that a user in cross-domain and cross-service communication can call the data rapidly via the media resource center; the distributed production type media resource sub-systems can perform on-line storage of the data with strong actual effect, which is closely cooperated with the on-site production to rapidly satisfy requirement on component data of the on-site production.
Description
Technical field
The present invention relates to a kind of media resource system, particularly a kind of media resource system based on two-layer structure.
Background technology
Existing TV station is divided into whole network when building the platform Intranet: acceptance system, information system, manufacturing system, broadcast system and media resource system etc., each system is all relatively independent, and media resource system only is articulated in the whole network as an operation system, passive reception is also stored all other systems and can not be deposited any more, but do not want the content that deletes, the storage that only becomes other system is extended.Because TV station's data volume is huge, look the audio content complex structure, the technical finesse difficulty is big, there is more defective in the media resource system of this structure:
1) media resource system combines with forefront of the production, has caused to exist tangible content-data can not preserve management, the serious problem of data loss timely and effectively; Can not fast and effeciently satisfy the requirement of forefront of the production to the rapid multiplexing of content-data;
2) media resource system adopts the system configuration of complete set Chinese style, because data volume is big, the service object is many, has the problem of tangible concurrency deficiency on data multiplex; The all contents of full court all are placed in the system poor stability.
Summary of the invention
Technical problem of the present invention is the media resource system based on two-layer structure that a kind of data sharing efficiently and exchange will be provided.Support subsystem as basic unit module by distributed type of production matchmaker, basic unit module is stored ageing high data, has accelerated to call the speed of data; Different basic unit module is connected with network by unified interface standard, forms the media resource system of a complete two-layer structure, and for the user of cross-region and trans-sectoral affair plate, it is to be provided by matchmaker's money center that its data information of overall importance is shared.
In order to solve above technical problem, the invention provides a kind of media resource system based on two-layer structure, the center is supported for the matchmaker in the upper strata, lower floor is that a plurality of distributed type of production matchmakers support subsystem, on, two-layer down by interconnecting modules loose coupling connection, matchmaker's money center is provided with the centralized stores module, concentrate the transcoding module, content switching module, the retrieval release module, concentrate coding module and classification catalogue module, distributed production matchmaker supports subsystem and supports the center by centralized stores module stores data in the matchmaker, or by concentrating transcoding module and content switching module to call data from matchmaker's money center, realize sharing and exchange of data, be used for user's quick calling data of cross-region and trans-sectoral affair plate; Distributed production matchmaker supports the effective strong data of the online storage of subsystem, combine closely with forefront of the production, satisfy the requirement of forefront of the production fast, simultaneously the processing pressure of decentralized system, the service quality that improves system and the fail safe of system to the content data multiplex.
A kind of media resource system based on two-layer structure comprises that a matchmaker supports the center and a plurality of distributed type of production matchmaker supports subsystem, and allocation formula is as follows:
F(a，b，c……m，n)＝k
1f
1(a)+k
2f
2(b)+k
3f
3(c)+……k
mf
m(m)+O(n)，
Wherein:
1)k
1，k
2，k
3……k
m＝0，1
2) f
1, f
2, f
3F
m, be various types of production matchmaker moneys,
As: f
1(a): news is produced matchmaker's money; A is that news production matchmaker supports business;
f
2(b): make and produce matchmaker's money; B supports business for making the production matchmaker;
f
3(c): broadcast and produce matchmaker's money; C supports business for broadcasting the production matchmaker;
F
m(m): other type of production matchmaker money; M supports business for this production matchmaker;
3) O (n): the matchmaker supports the center, and n supports the center business demand for each distributed type of production matchmaker supports subsystem to the matchmaker, and the matchmaker supports the summation of the business demand in center own;
4) F (a, b, c ... m, n): centralized matchmaker's money distributes.
Type of production matchmaker supports subsystem and presses close to forefront of the production content service is provided, and is corresponding one by one with production system in principle.Matchmaker's money center is the core of whole system, provides outside the storage of concentrating magnanimity, realizes that each type of production matchmaker supports subsystem data sharing and exchange.
Matchmaker's money center is the content stores center that all type of production matchmakers support subsystem, the base of historical summary digitlization storage, jumbo " near line+off-line " storage is provided, have higher efficient, the transmission bandwidth uploaded, provide different catalogue systems at dissimilar programs, and each aspect realize with other system between effective the connection.
The matchmaker supports center configuration centralized stores module, concentrated transcoding module, content switching module, retrieval release module, concentrated coding module, classification catalogue module, and its allocation formula is as follows:
O(n)＝……P
1+P
2+P
3……+P
n+P
0
Wherein:
1) P
1, P
2, P
3P
mBe that each distributed type of production matchmaker supports subsystem the matchmaker is supported the center business demand
2) P
0Be that the matchmaker supports the business demand in center own
3) O (n) is that the matchmaker supports the total business demand in center.
Described centralized stores module, be that the matchmaker supports platform is supported at the center as the matchmaker storage center, each type of production of centralized stores matchmaker supports data and the local historical summary of uploading that subsystem is uploaded, dispose big capacity inline cache and nearly offline storage to deposit all kinds of data, the capacity of storages at different levels is supported the demand of the uploading decision of subsystem according to each type of production matchmaker.
Described concentrated transcoding module is the interdepartmental tracking time spent is converted to middle the DIF that each type of production matchmaker supports subsystem identification with data, offers each production matchmaker and supports subsystem and carry out transcoding.
Described retrieval release module, be that the matchmaker supports platform is supported at the center as the matchmaker pivoting system, has the function that face is concentrated issue, the unified Retrieval Interface that subsystem provides is supported by each type of production matchmaker in the money of just acting as matchmaker center, can retrieve the data that all type of production matchmakers in two story frame structures support subsystem on an interface.
Described classification catalogue module is that dissimilar contents is adopted different catalogue templates, provides various hierarchical structures and various catalogue item, to satisfy the catalogue characteristics of dissimilar contents.
Described concentrated coding module is to be equipped with enough working machine and upload bandwidth uploaded, and realizes in a large number the digitlization of the historical summary preserved with traditional video tape, so that rescue precious historical summary in the short period of time.
The matchmaker supports center and each type of production matchmaker and supports the mode that flexible loose coupling is adopted in interconnection between the subsystem, and described interconnecting modules is made up of flow process, metadata and three aspects of content substance.
The flow process aspect is that the matchmaker supports center and type of production matchmaker to support the flow process of subsystem integrated, the mode that realizes is to be integrated into service with function is abstract, by service being articulated in the mode on the bus, realize the registration and the application of service, realize that finally the flow process that each type of production matchmaker supports between subsystem is integrated.
The metadata aspect is that the matchmaker supports center and type of production matchmaker to support the exchange of subsystem metadata integrated, the mode that realizes is on the basis of country's catalogue standard, set up unified metadata DIF standard in the platform, and realize that by XML each type of production matchmaker supports the metadata transmission between subsystem.
The content substance aspect is that the matchmaker supports center and type of production matchmaker to support the content substance of subsystem integrated.Content substance comprises that Streaming Media and high sign indicating number sign indicating number look audio file.The interface of content substance mainly exists efficiency of transmission and two problems of format compatible.For efficiency of transmission, adopt the middle cache way of FTP between system, the degree of coupling between system is reduced greatly, to isolate relatively between system, the possibility that the safety problem of a system brings disaster to other system reduces greatly.For the format compatible problem, audio compression " DIF " standard is looked in foundation, promptly when between system during content exchange, by the matchmaker center of supporting original format conversion is become " DIF ", again by the system of this content of needs with " DIF " conversion cost system format, effectively reduce the degree of coupling between system like this, system's implementation complexity is reduced greatly, strengthened the system extension ability.
A kind of input output method of the media resource system based on two-layer structure, this input output method comprises the storage method of data and the callback method of data,
Described data storage method, it is as follows that promptly each type of production matchmaker supports the data storage method of subsystem:
1) after the content of production matchmaker money is finished the flow process of regulation, initiates the warehouse-in migration by the documenter;
2) will need the file of putting in storage and metadata to be sent to the matchmaker and support central cache by the FTP mode;
3) the type of production matchmaker supports subsystem and sends the warehouse-in request to matchmaker's money center;
4) the warehouse-in request is accepted at matchmaker's money center;
5) matchmaker supports the center from the fixing reading of data warehouse-in the catalogue of buffer memory;
6) matchmaker's money center transmits into Kucheng's merit feedback information and supports subsystem to the type of production matchmaker;
7) the type of production matchmaker supports subsystem acceptance feedback and successful data of putting in storage is made marks.
Described data callback method, it is as follows that promptly each type of production matchmaker supports the method that subsystem calls data from matchmaker's money center:
1) the type of production matchmaker supports the subsystem user and lands the matchmaker and support centre retrieves interface retrieval;
2) user sends and downloads application;
3) examine and pass through?, do not finish;
Does 4) content need to carry out transcoding?, do not change the 6th) step;
5) convert middle DIF to;
6) user is required file migration is supported under the fixedly catalogue of central cache to the matchmaker;
7) notifying the type of production matchmaker to support subsystem goes assigned address to get file;
Does does 8) the type of production matchmaker support subsystem and judge that content needs to carry out transcoding?, do not change the 10th) step;
9) be transcoded into the type of production matchmaker and support the form that subsystem can be used;
10) readjustment finishes.
It is that news type of production matchmaker supports subsystem, making type of production matchmaker supports subsystem and broadcast type of production matchmaker supports subsystem that described distributed type of production matchmaker supports subsystem.
It is that news category business for radio and television provides service that news type of production matchmaker supports subsystem, and news type of production matchmaker supports subsystem and just begin to gather all kinds of effective materials from news program manufacturing process; By its professional individualized content exploitation and management, make effective material become live data, be the production of the news category program service of giving information; And the interface of supporting subsystem by news type of production matchmaker makes the live data centralized stores support the center to the matchmaker.
News type of production matchmaker supports subsystem and comprises screening module, transferring module, online memory module, warehousing interface module, personalized catalogue module, search call module.
1) the screening module is to collect effective material of this program, by the user manually or the screening that corresponding strategy is realized specific material is set, makes the data that recycle value is arranged in the program production process be preserved.
2) transferring module comprises the processing of effective material and effectively entity file, the associated metadata information of material store into the news type of production matchmaker money from the program making system.Effectively the processing of material comprises the separately extraction of looking audio frequency, subtitle file, the generation of low code stream formatted file, the extraction of associated metadata information.Effective material is handled the back to be saved in news type of production matchmaker to the entity file of material, low code stream, metadata information and to support in the memory device by the migration control program.
3) memory module is the storage of a certain amount of effective material, for the production of live data and fast readjustment service is provided.The storage that news type of production matchmaker supports subsystem only comprises online memory device, and its memory capacity is according to the news program output and call frequency, life cycle decides.Memory module determines the space of online storage by the life cycle of effective material.
4) the warehousing interface module is to realize that news type of production matchmaker supports the function that the live data centralized stores in the subsystem is supported the center and adjusted back data from matchmaker's money center to the matchmaker.The data loading process realizes by the mode of WebService, message queue and FTP central cache, and follow unified interface specification requirement, support effective material file and the metadata information type that subsystem produces in whole warehouse-in process according to news type of production matchmaker, and the setting of workflow, can define different warehouse-in modes.From matchmaker's money center readjustment data, can take different triggering modes according to the difference of data type again, make data support the distance that arrives the news production system again to the news matchmaker, realization data readjustment via matchmaker's money center.
5) personalized catalogue module is that news type of production matchmaker supports the necessary process that effective material that subsystem collects screening becomes live data.According to the characteristics of news information, personalized catalogue module has specific masterplate, selects for the user.Source, news attribute and time, incident and the personage of outstanding news information.Personalized catalogue module is divided into two classes, and a class is the image processing to the effective material of news, and another kind of is information processing to the effective material of news.By the combination of picture and information, make the effective material of news become live data.
6) the search call module provides the window of making the user to news program.The user carries out browsing and searching of data by the mode of webpage, and assigns the instruction of readjustment data by webpage.The search call module is by the webpage mode, the user is provided and the systems soft ware that automatically performs between interaction.The call back scheme of search call module has two kinds: the one, and only the data on file scope of supporting subsystem itself at news type of production matchmaker is called;
Another kind is that the data on file at global scope calls,
The resource distribution that news type of production matchmaker supports subsystem comprises screening operation station, once make a catalogue work station, secondary catalogue work station, retrieval work station, migration server, document management server, database server, Web server, Ftp server, message server, memory disc battle array.
It is to be mainly the content service that making class program material such as amusement and leisure class, life kind provide efficient " online " of specialization, magnanimityization that making type of production matchmaker supports subsystem, these type of characteristics are the picture quality of preserving to be required high, and make the live data centralized stores support the center to the matchmaker by the interface that news type of production matchmaker supports subsystem.
Making type of production matchmaker supports subsystem and comprises screening module, transferring module, online memory module, warehousing interface module, personalized catalogue module, search call module, and modules configured and function are supported subsystem with news type of production matchmaker.
Make resource distribution that the type of production matchmaker supports subsystem comprise make the matchmaker support online storage, migration dispatch server, matchmaker support management server, catalogue work station, catalogue examination station, on download work station.
Broadcast type of production matchmaker supports subsystem and comprises Series Sheet editor module, upload module, transferring module to be broadcast, warehousing interface module, broadcasts transferring module, memory module, retrieval module.
1) the Series Sheet editor module is to broadcast the type of production matchmaker to support the whole work of broadcasting of waiting to broadcast, send.The user can be provided with Series Sheet and wait to broadcast and send triggering mode between the task of broadcasting, and the triggered time of waiting the task of broadcasting is to broadcast in the week; The triggered time of sending the task of broadcasting is to broadcast in two days.
2) upload module is wait the task of broadcasting a kind of, and this module is at the present partial programme digitlization manufacture method that still is unrealized, the broadcast items that adopts traditional tape to preserve.System provides the upload operation interface, carries out broadcast items digitlization upload process one by one by the user, generates high code stream file and low code stream file.Upload module comprises functions such as upload information input, digital coding, picture audit, and the scale setting of upload module can dynamically be adjusted according to region, operational plate and traditional fabrication broadcast items amount.
3) transferring module to be broadcast is the broadcast items of making at by the digitlization production method.Such broadcast items enters the matchmaker through corresponding type of production matchmaker money and supports the center by production system.Triggering according to the Series Sheet editor module, automatically needs program to be broadcast, as high code stream file and low code stream file, move to from matchmaker's money center and to broadcast the type of production matchmaker and support the subsystem and store, whole process realizes by the mode that Web Service, message queue add the FTP central cache, and follows unified interface specification.
4) warehousing interface module and transferring module to be broadcast are the processes of a contrary.Its objective is for solve by the mode of uploading enter broadcast broadcast items centralized stores that the type of production matchmaker supports subsystem in matchmaker's money in the heart.This module also is to add that by FTP the mode of message queue realizes, and follows unified interface specification requirement.
5) broadcasting its effect of transferring module is that system's basis is sent broadcast mode, realizes that automatically broadcast items is transferred to Multiway HD Telecasting System.Before migration, the program of required broadcast is carried out the audit of image quality, guarantee to broadcast safety.
6) memory module is that the broadcast items that broadcast type of production matchmaker supports in the subsystem is effectively stored.Store and delete by the life cycle of definition broadcast items, the source of broadcast items, only adopt online memory device, its nearly offline storage function is realized by matchmaker's money center.
7) retrieval module provides the inquiry of contents such as Series Sheet, broadcast items low code stream.By this module, the user can understand broadcast items the memory location, broadcast various information such as number of times.
When needs call, can also assign call instruction, support subsystem by the matchmaker center of supporting with other type of productions matchmaker and realize that broadcast items uses as the readjustment of data.
Broadcast resource distribution that the type of production matchmaker supports subsystem comprise upload work station, examine work station, Series Sheet layout work station, Ftp server, document management server, database server, migration server, broadcast matchmaker support online memory disc battle array, WEB server, message server, ftp server.
Superior effect of the present invention is:
1) solves large-scale tv platform cross-region, trans-sectoral affair plate, interdepartmental problem of altogether enjoying.
Media resource system based on two-layer structure provided by the invention is supported subsystem as basic unit by different distributions formula type of production matchmaker.These unit can be flexibly according to operational plate, be provided with according to the region, each unit module can independent operating.The different units module realizes being connected by unified interface standard and network, forms the media resource system of a complete two-layer structure.For the user of some regions or a certain class operational plate, the subsystem of each unit module can realize that the data of this region or this operational plate is shared; For the user of cross-region and trans-sectoral affair plate, its data of overall importance share to be what the media asset management system by complete two-layer structure provided.
2) adopt the inside and outside separate services of using, improve domestic program production service level, ensure external program transactional services quality.
The present invention passes through unit module flexibly, and promptly distributed matchmaker supports subsystem and realizes single service, makes up the unit module of different demands for services then, comes internally and externally all services of complete realization.At domestic program production demand for services, unit module can be arranged to news type of production matchmaker money according to type of service, make type of production matchmaker money, broadcast type of production matchmaker money etc.; At inside and outside program production demand for services, unit module can be arranged to the matchmaker and support the center.Omnidistance unified management method improves data management efficient, saves the management cost of data.
3) the large-scale tv platform have all that data type is assorted, data quantity big, data management cost height, problem that the data management difficulty is big.Ground floor of the present invention is scope with the unit module, the source that produces from data begins to monitor, and incision program production process is screened, put in order and store data, can not only prevent the loss of data so effectively, more can make the data of obtaining have high value.In the whole process of production of data, all by system monitoring.The second layer is the system of core with matchmaker's money center, in storage, all data is concentrated to a unit module according to its life cycle, like this can centralized storage, reduce the cost input of large-scale storage resources; The flowing information of all data centralized recording to a unit module all, can inner all the magnanimity data of monitoring enterprise.
Description of drawings
Fig. 1 is an overall structure schematic diagram of the present invention;
Fig. 2 (comprising Fig. 2 A, Fig. 2 B) is the flow chart of input output method of the present invention;
Fig. 3 supports the system configuration schematic diagram at center for matchmaker of the present invention;
Fig. 4 supports the software architecture figure at center for the matchmaker;
Fig. 5 supports the flow chart of central inner for the matchmaker;
Fig. 6 news type of production matchmaker supports the structural representation of subsystem;
Fig. 7 supports the internal process figure of subsystem for news type of production matchmaker;
Fig. 8 is for making the structural representation that the type of production matchmaker supports subsystem;
Fig. 9 (comprising Fig. 9 A, Fig. 9 B) is for making the internal process figure that the type of production matchmaker supports subsystem;
Figure 10 is for broadcasting the structural representation that the type of production matchmaker supports subsystem;
Figure 11 is for broadcasting the internal process figure that the type of production matchmaker supports subsystem;
The number in the figure explanation
1-matchmaker supports the center;
11-centralized stores module; 12-concentrated transcoding module;
13-content switching module; 14-retrieval release module;
15-concentrated coding module; 16-classification catalogue module;
17-Ethernet; 18-optical fiber switch;
2-news type of production matchmaker supports subsystem; 21-FC stores net;
3-make the type of production matchmaker to support subsystem; 4-broadcast the type of production matchmaker to support subsystem.
Embodiment
See also shown in the accompanying drawing, the invention will be further described.
As shown in Figure 1, a kind of media resource system based on two-layer structure is provided, center 1 is supported for the matchmaker in the upper strata, lower floor is that a plurality of distributed type of production matchmakers support subsystem, on, two-layer down by interconnecting modules loose coupling connection, the matchmaker supports center 1 and is provided with centralized stores module 11, concentrate transcoding module 12, content switching module 13, retrieval release module 14, concentrate coding module 15 and classification catalogue module 16, distributed production matchmaker supports subsystem and supports center 1 by centralized stores module 11 storage data in the matchmaker, or support center 1 by concentrated transcoding module 12 and content switching module 13 from the matchmaker and call data, realize sharing and exchange of data, be used for user's quick calling data of cross-region and trans-sectoral affair plate; Distributed production matchmaker supports the effective strong data of the online storage of subsystem, combine closely with forefront of the production, satisfy the requirement of forefront of the production fast, simultaneously the processing pressure of decentralized system, the service quality that improves system and the fail safe of system to the content data multiplex.
A kind of media resource system based on two-layer structure comprises that a matchmaker supports the center and a plurality of distributed type of production matchmaker supports subsystem.Type of production matchmaker supports subsystem and presses close to forefront of the production content service is provided, and is corresponding one by one with production system in principle.The matchmaker supports the core that center 1 is a whole system, provides outside the storage of concentrating magnanimity, realizes that each type of production matchmaker supports subsystem data sharing and exchange.
It is the content stores center that all type of production matchmakers support subsystem that the matchmaker supports center 1, the base of historical summary digitlization storage, jumbo " near line+off-line " storage is provided, have higher efficient, the transmission bandwidth uploaded, provide different catalogue systems at dissimilar programs, and each aspect realize with other system between effective the connection.
A kind of input output method of the media resource system based on two-layer structure, this input output method comprises the storage method of data and the callback method of data, shown in Fig. 2 A, it is as follows that each type of production matchmaker supports the data storage method of subsystem:
1) after the content of production matchmaker money is finished the flow process of regulation, initiates the warehouse-in migration by the documenter;
2) will need the file of putting in storage and metadata to be sent to the matchmaker and support central cache by the FTP mode;
3) the type of production matchmaker supports subsystem and sends the warehouse-in request to matchmaker's money center;
4) the warehouse-in request is accepted at matchmaker's money center;
5) matchmaker supports the center from the fixing reading of data warehouse-in the catalogue of buffer memory;
6) matchmaker's money center transmits into Kucheng's merit feedback information and supports subsystem to the type of production matchmaker;
7) the type of production matchmaker supports subsystem acceptance feedback and successful data of putting in storage is made marks.
Shown in Fig. 2 B, each type of production matchmaker supports subsystem and supports center 1 from the matchmaker to call the method for data as follows:
1) the type of production matchmaker supports the subsystem user and lands the matchmaker and support centre retrieves interface retrieval;
2) user sends and downloads application;
3) examine and pass through?, do not finish;
Does 4) content need to carry out transcoding?, do not change the 6th) step;
5) convert middle DIF to;
6) user is required file migration is supported under the fixedly catalogue of central cache to the matchmaker;
7) notifying the type of production matchmaker to support subsystem goes assigned address to get file;
Does does 8) the type of production matchmaker support subsystem and judge that content needs to carry out transcoding?, do not change the
10) step;
9) be transcoded into the type of production matchmaker and support the form that subsystem can be used;
10) readjustment finishes.
It is to preserve according to the form of atomic system that the data loading that each type of production matchmaker supports subsystem is supported center 1 to the matchmaker, and the matchmaker supports center 1 and is left intact.When the type of production matchmaker supports subsystem need call the matchmaker and support the content at center 1 time, if the data of native system readjustment, then the matchmaker supports center 1 and directly original format content is returned to the type of production matchmaker and support subsystem.If interdepartmental system, trans-sectoral affair callback data, supporting subsystem 2 as news type of production matchmaker calls and makes the type of production matchmaker and support subsystem 3 and put the content that the matchmaker supports center 1 in storage, and because form problem, news type of production matchmaker supports the content that subsystem 2 can not directly use type of production matchmaker be supported subsystem 3, then matchmaker's concentrated transcoding module 12 of supporting center 1 provides transcoding, convert content to middle DIF, the middle DIF of stipulating at present as SMG is MPEG2 IBP 25M avi, picture quality is better relatively, supports subsystem 3 by making type of production matchmaker again and is transcoded into the form that native system can be used.
As shown in Figure 3, each type of production matchmaker supports subsystem and supports center 1 core switch by the matchmaker and support center 1 with the matchmaker and link to each other, and the matchmaker supports center 1 core switch and directly links to each other by intracardiac all servers in Ethernet 17 and the matchmaker's money; The matchmaker supports the memory device at center 1, comprises online and nearline storage equipment, externally provides storage by optical fiber switch 18 and storage Sharing Management server MDS.The matchmaker supports center 1 work station and is connected into the matchmaker by the secondary switch and supports center 1 network.
As shown in Figure 4, the matchmaker supports the software architecture platform at center and is made up of database, lasting data access layer, Service Component layer, applications client, communication between applications client and each Service Component and call bus and be the media services bus, applications client follows unified interface specification and each Service Component carries out communication.Hardware system comprises database server (Database Systems physical support), application server (serviced component physical support), access client (client software physical support), network; Software systems are to adopt the lasting data access layer to improve database access efficient; Adopt the pond assembly to improve service performance, simultaneously the database coupling assembling more than 400; General commercial WEB server is enough to support 1000 concurrent visits.
As shown in Figure 5, the internal work flow process figure for the matchmaker supports the center is divided into three links: program is recorded link, program unloading link and program index link.
It is to realize the elementary catalogue of program material that program is recorded link.Program need can not put in storage after confirming to repeat by looking into heavy link in recording, record the content of examining and revising and examine recording, audit by after record link and finish, program enters the unloading link.
Program unloading link is that realization is uploaded the unloading of the data of medium memory such as video tape.Need before unloading through the unloading plan, to distribute different personnel's unloading task, the unloading personnel carry out unloading according to the task of oneself, after finishing, unloading enters unloading audit link, whether the auditor examines video quality qualified, and audit is finished by back unloading link, and program enters the index link.
Program index link is the secondary catalogue of realizing program material.Before index, need through the index plan, to distribute different personnel's index task, the indexer carries out index according to the task of oneself, according to country's catalogue standard content is carried out index, after finishing, index enters index audit and last instance link, it is unqualified that the auditor examines the index metadata, and audit is finished by back index link.
Program is being recorded link, the unloading link, and the index link all produces different metadata informations and audiovisual information, and can support center 1 the matchmaker and issue.
As shown in Figure 6, news type of production matchmaker supports subsystem 2 and is made up of two nets.The effective material of news is processed discrepancy then by entering in the news type of production matchmaker money with the news production system interface in news type of production matchmaker money, live data is delivered to the matchmaker support in the center 1 by supporting center 1 interface with the matchmaker again, and more service is provided.
By the screening operation station, the material that is stored in the news production system memory disc battle array is put in order, screened, generate entity file, low code stream file and the metadata information of effective material by migration server, effective material is stored in the online memory disc battle array through the file transmission server.Wherein, screening operation station, news production system memory disc battle array and migration server are connected on the Ethernet 17, and online memory disc battle array is connected on the FC storage net 21, and Ftp server is connected on Ethernet 17 and the FC storage net 21.
Document management server is that the data that is stored in the news type of production media resource system is managed; Work station and secondary catalogue work station carries out specialty processing to the data of being stored by once making a catalogue, the inventory information of its literal and picture form stores database server into, the application service that provides by the WEB server then, make the user can the retrieval work station (to data browse the retrieval and call.Wherein, document management server, database server and WEB server are connected on Ethernet 17 and the FC storage net 21, and work station and the secondary catalogue work station of once making a catalogue, retrieval work station are connected on the Ethernet 17.
News type of production media resource system 2 is by supporting the message server of center 1 interface with the matchmaker, realize that the task of supporting center 1 with the matchmaker triggers and communication function, and realize that by ftp server entity file, low code stream file and the metadata information of news live data are transferred to the matchmaker and support in the center 1.Wherein, message server is connected on the Ethernet 17, and ftp server is connected on Ethernet 17 and the FC storage net 21,
The entity file that news type of production matchmaker supports the data that subsystem 2 calls needs by Ftp server is transferred to the news production system interface, thereby stores news production system memory disc battle array into, offers the user and uses.
As shown in Figure 7, the internal work flow process that news type of production matchmaker supports subsystem is divided into three parts, data production, data warehouse-in and data readjustment.
Data production work personnel at first need carry out screening operation, and system is automatically according to generating inventory start-up time then.System examines, and the judgement data repeats not, if repeat, need screen arrangement again, if do not repeat, then system carries out the synthetic of data successively according to generating inventory automatically, proposes the entity file of high code stream; Transcoding is to generate the low code stream file; Filing is that entity file and low code stream are transferred in the news matchmaker money; By storage administration, realize the storage of data and deletion etc.The news material of having stored extracts pictorial information and carries out the simple word information processing through once making a catalogue; Through the secondary catalogue, data is carried out complete detailed Word message processing then.Data behind all catalogues need check and error correction that all the judgement data is qualified not through catalogue audit, if defective need are return the secondary catalogue, handles again, if qualified then data just meets catalogue finishes requirement.
Having finished once makes a catalogue and meet the data that finishes to require of making a catalogue can generate the warehouse-in inventory, system carries out according to start-up period automatically to be judged not, if do not meet the execution requirement, still wait for, if meet the execution requirement, just begin information paper is transferred on the FTP, send the warehouse-in request message then, wait for that the matchmaker supports center 1 and replys.System judges feedback message automatically, if feed back successfully then data meets warehouse-in finishes requirement, if feeding back unsuccessful, the user can manually boot warehouse-in, again this data is generated inventory, puts in storage.
After data is finished once catalogue, secondary catalogue and met catalogue end requirement, just can provide the user to browse retrieval.The user can assign and call application, and system judges the data position automatically.If data in news type of production matchmaker money, is just carried out the file transfer between news matchmaker money and the news production system immediately.System can automatic trapped state feed back after file transfer finishes, if success, then readjustment end; If failure, then the feeding back unsuccessful reason points out the user can manually restart readjustment.This task enters again to call and applies for beginning to adjust back like this.If data is supported in the center 1 the matchmaker, system sends readjustment message automatically and supports center 1 to the matchmaker, judges feedback message then.Receive success message, realize that automatically the matchmaker supports file transfer between center and the news matchmaker money and the file transfer between news matchmaker money and the news production system.System can automatic trapped state feed back after file transfer finishes, if success, then readjustment end; If failed message, then the feeding back unsuccessful reason points out the user can manually restart readjustment.Do not receive the matchmaker when system and support the center feedback message that the user can manually be restarted readjustment.This task enters again to call and applies for beginning to adjust back like this.
As shown in Figure 8, making type of production matchmaker supports subsystem and comprises three parts, is that manufacturing system interface section, matchmaker support the hub-interface part and the making matchmaker supports part.
Described manufacturing system interface section, be fabricated into by the unified scheduling distribution of centralized dispatching server that the matchmaker supports warehouse-in and the matchmaker supports the readjustment task of making, the services such as task scheduling, migration scheduling, metadata gateway of supporting by message conversion, matchmaker are then finished and are put in storage and readjustment work.
Described matchmaker supports the hub-interface part, by the FTP migration server, provides file transfer services to warehouse-in, the callback function of making between matchmaker's money and the matchmaker's money center.The services such as task scheduling, FTP transmission, metadata derivation of supporting by task manager, matchmaker are finished the work and the processing of metadata.Finish the interface service that the matchmaker supports the center and makes matchmaker's money by Web service, realize interconnecting.
Described making matchmaker supports part, and it is the core that all matchmakers support service module function that the matchmaker supports management server; The catalogue work station is finished the secondary work of making a catalogue in detail that once reaches of program, material; The digitlization that last download work station is finished historical data commonly used is uploaded and the download of temporary material; Database server is supported the management service of database for system provides the matchmaker; The migration dispatch server moves exchange to material, the program that making is stored and the making matchmaker supports in the online storage.
The internal work flow process that making type of production matchmaker supports subsystem comprises two parts, promptly makes the matchmaker and supports production procedure and support the readjustment flow process from making the matchmaker.
Be depicted as the making matchmaker as Fig. 9 A and support production procedure, material is included in uploading after the semi-finished product program of making net and the selected arrangement, support storage by task scheduling service warehouse-in to making the matchmaker, once catalogue enters detailed layering catalogue after getting ready and generating fragment, promptly finishes the warehouse-in of data after the examination of waiting to make a catalogue.
Be depicted as from making the matchmaker as Fig. 9 B and support the readjustment flow process, in making matchmaker's money, pass through date or keyword mode data searching, add the formation of application readjustment, move task scheduling after examining, wait that the data of finishing supports the online readjustment that stores the data of promptly finishing after the migration of making storage into from making the matchmaker.
As shown in figure 10, broadcast the type of production matchmaker support subsystem by gigabit Ethernet as the network architecture, realize non-live class program wait broadcast storage and send the service of broadcasting.
By Series Sheet layout work station recent broadcast items is carried out first the volume, in uploading work station, the broadcast items of traditional approach production is carried out digitlization according to first volume Series Sheet then and upload, store the broadcast matchmaker into and support in the online memory disc battle array, wait for and broadcasting.The broadcast items of making by the digitlization manufacturing system enters into the matchmaker by other type of productions matchmaker money and supports the center.Therefore as long as be transferred to store into by message server, ftp server and Ftp server and broadcast the matchmaker and support in the online memory disc battle array being stored in matchmaker's money in the heart broadcast items, wait for and broadcasting according to just compiling Series Sheet.By document management server the broadcast items of being stored is managed.
The user is connected on Series Sheet layout work station in the thick volume of basis and carefully compiles thin row or adjustment.After determining thin volume Series Sheet, by examining the program image quality that the work station inspection is about to submit to a higher level for approval or revision.All Series Sheet information and wait to broadcast and send the broadcast items information of broadcasting all to store by database server.By the WEB server, the webpage mode is all adopted at realization all operations interface, and all information are offered user inquiring.Send when broadcasting strategy when meeting, by migration server, needs are sent the broadcast items file broadcast by with the Multiway HD Telecasting System interface, deliver on the broadcasting server.
As shown in figure 12, broadcast that the internal work flow process that the type of production matchmaker supports subsystem is divided into program flow process to be broadcast, program send and broadcasts flow process and program warehouse-in flow process.
At first the user carries out Series Sheet walk-through and adjustment to recent program, is examined by the special messenger then, and if judgement walk-through Series Sheet is qualified defective, not to carry out Series Sheet walk-through and adjustment again, if qualified, then has two paths to carry out work.Path 1, task is uploaded in submission, by the responsible collection of the person of uploading need be to be broadcast the broadcast items made of traditional approach, carry out digital coding work, after coding was finished, the person of uploading need to be responsible for was checked image quality, judged that uploading broadcast items examines and qualifiedly deny, if defective, need resubmit the task of uploading; If qualified, carry out the task of uploading, broadcast items to be broadcast is delivered to the broadcast matchmaker support storage, and carry out storage administration; Path 2 has been supported by corresponding type of production matchmaker for the broadcast items of being made by digital manufacturing system and have been put the matchmaker in storage and support in the center 1, therefore sends migration request as long as support center 1 to the matchmaker.Obtain feedback message, feeding back unsuccessful is then manually restarted migration, and supports center 1 transmission migration request to the matchmaker again; Feed back successfully, then begin the matchmaker and support the center and broadcast transfer files between matchmaker's money, the file storage that waits broadcast items can be carried out storage administration after broadcast matchmaker money.
The user can be according to the program that fate broadcasts needs connect slender row and adjustment, examine by the special messenger then, judge that the walk-through Series Sheet is qualified not, if it is defective, again if connect slender row and adjustment qualified, then generate and examine inventory, by examining, judge that the broadcast items of submitting to a higher level for approval or revision is qualified not.The program image quality is defective, then resubmits the task of uploading or sends migration request.The program image quality is qualified, then broadcasts migration, broadcasts matchmaker's money and moves to broadcast system, and obtain feedback message, and feeding back unsuccessful is then restarted migration again; Feed back successfully then to send and broadcast end.
Enter the broadcast items that broadcasts matchmaker's money and also need to put in storage preservation by uploading mode, store the matchmaker into and support center 1.System is judgement program source earlier, when broadcast items is when uploading program, generates the warehouse-in inventory, and system judged to carry out according to cycle time of implementation denys.If, then continue to wait for,, transmitted the back and sent the warehouse-in request message if, then begin to carry out file transfer to FTP for being for not.System obtains feedback message automatically, if feed back successfully, then warehouse-in finishes; If feeding back unsuccessful is then manually restarted warehouse-in, regenerate the warehouse-in inventory.
Claims (5)
1. media resource system based on two-layer structure is characterized in that:
The center is supported for the matchmaker in the upper strata, lower floor is that a plurality of distributed type of production matchmakers support subsystem, upper and lower two-layer by interconnecting modules loose coupling connection, matchmaker's money center is provided with centralized stores module, concentrated transcoding module, content switching module, retrieval release module, concentrates coding module and classification catalogue module, distributed production matchmaker supports subsystem and supports the center by centralized stores module stores data in the matchmaker, or, realize sharing and exchange of data by concentrating transcoding module and content switching module to call data from matchmaker's money center; Distributed production matchmaker supports the effective strong data of the online storage of subsystem.
2. by the described a kind of media resource system of claim 1, it is characterized in that based on two-layer structure:
Described interconnecting modules is made up of flow process, metadata and three aspects of content substance, wherein:
The flow process aspect is to realize the matchmaker supporting center and each type of production matchmaker to support the flow process of subsystem integrated;
The metadata aspect is to realize the matchmaker supporting center and each type of production matchmaker to support the exchange of subsystem metadata integrated;
The content substance aspect is to realize the matchmaker supporting center and each type of production matchmaker to support the content substance of subsystem integrated.
3. by the described a kind of media resource system of claim 1, it is characterized in that based on two-layer structure:
Described concentrated transcoding module is the interdepartmental tracking time spent is converted to middle the DIF that each type of production matchmaker supports subsystem identification with data, offers each production matchmaker and supports subsystem and carry out transcoding.
4. by the described a kind of media resource system of claim 1, it is characterized in that based on two-layer structure:
It is that news type of production matchmaker supports subsystem, making type of production matchmaker supports subsystem and broadcast type of production matchmaker supports subsystem that described distributed type of production matchmaker supports subsystem.
5. input output method based on the media resource system of two-layer structure, it is characterized in that: this input output method comprises the storage method of data and the callback method of data,
Described data storage method is as follows:
9) after the content of production matchmaker money is finished the flow process of regulation, initiate the warehouse-in migration by the documenter;
10) will need the file of putting in storage and metadata to be sent to the matchmaker and support central cache by the FTP mode;
11) the type of production matchmaker supports subsystem and sends the warehouse-in request to matchmaker's money center;
12) the warehouse-in request is accepted at matchmaker's money center;
13) matchmaker supports the center from the fixing reading of data warehouse-in the catalogue of buffer memory;
14) matchmaker's money center transmits into Kucheng's merit feedback information and supports subsystem to the type of production matchmaker;
15) the type of production matchmaker supports subsystem acceptance feedback and successful data of putting in storage is made marks.
Described data callback method is as follows:
16) the type of production matchmaker supports the subsystem user and lands the matchmaker and support centre retrieves interface retrieval;
17) user sends and downloads application;
18) examine and pass through?, do not finish;
Does 19) content need to carry out transcoding?, do not change the 6th) step;
20) convert middle DIF to;
21) user is required file migration is supported under the fixedly catalogue of central cache to the matchmaker;
22) notifying the type of production matchmaker to support subsystem goes assigned address to get file;
Does does 23) the type of production matchmaker support subsystem and judge that content needs to carry out transcoding?, do not change the 10th) step;
24) be transcoded into the type of production matchmaker and support the form that subsystem can be used;
25) readjustment finishes.
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