CN1121104C - Automatic audio and video request system - Google Patents
Automatic audio and video request system Download PDFInfo
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- CN1121104C CN1121104C CN 99113485 CN99113485A CN1121104C CN 1121104 C CN1121104 C CN 1121104C CN 99113485 CN99113485 CN 99113485 CN 99113485 A CN99113485 A CN 99113485A CN 1121104 C CN1121104 C CN 1121104C
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Abstract
The present invention discloses an automatic audio and video requesting system. The present invention is composed of a video compression and storage module, a data encryption and decryption module, a database management module, a program requesting module and a network communication; the present invention is arranged in a server database system and client systems and is connected through network interfaces and runs in networks. The present invention adopts advanced MPEG digital video technology; the background of the present invention is a set of digital movie film library, and resources are shared after the present invention is connected with all the requesting machines of the foreground; video and audio signals are hardly lost in the process of transmission, and thus, the definition and played images and the purity of tone quality can be ensured. Besides, due to high-speed running of disk arrays, the present invention can support that a plurality of guests request simultaneously the same song or watch the same film.
Description
Technical field
The present invention relates to a kind of automatic audio and video request method and system thereof.
Background technology
Along with the develop rapidly of science and technology, computer technology relates to every field, even relates to show business, and for example Karaoke and VOD substantially all are only to have single function, and:
The Karaoke order programme of traditional karaoke chamber all is the modes that adopt artificial broadcast and analog signal transmission, though can reach the purpose of requesting song, but have following shortcoming: 1, response speed is slow: owing to be manual operation, DJ (operator) is put a first song and is needed to move back dish on video disc player, place, go into steps such as dish, selected songs, broadcast, so finish one first about time interval of wanting half a minute of song beginning to the back from last first the song; 2, easily make mistakes: DJ repeats above-mentioned complicated machinery work for a long time in the sheet room, also be more often to take place so make mistakes; 3, video disc is fragile: owing to change video disc continually for a long time, make originally bright and clean disc surface fluffing as mirror, video disc player can't be play; 4, signal attenuation is big: because of being that the pulse signal of traditional planter and the audio analog signals of looking of video disc player transmit simultaneously, cause the cross interference and the signal attenuation of cable easily in cable, make result of broadcast not reach the expection requirement.
Also there is following shortcoming in the film VOD system of hotel guest-room: mostly that is adopted in the hotel guest-room at present is closed-circuit television system, and some adds the movie channel of a cover hotel oneself broadcast again.Even if a lot of television channels are arranged, but the guest still can't be according to the wish program of oneself.
Summary of the invention
Purpose of the present invention is exactly a kind of memory space full-automatic audio/video on demand method and the system thereof big, easy and simple to handle that provides for the shortcoming that overcomes present audio/video on demand.
Realize that technical scheme of the present invention is: the method for automatic audio and video request, be characterized in, may further comprise the steps:
A, set up a local area network (LAN) that connects ordering server and client workstation;
B, by the video compression memory module with the analog signal of extraneous CD or other vision signals through looking the conversion and the compression of audio compression card, adopt the real-time video compress technique to be collapsed into the Digital A file of international standard;
C, original Digital A file is encrypted, encrypt file is stored in the disk array, use for program request by hard disk controller by the encrypting module in the data ciphering and deciphering module;
D, the data management information aspect database management module stored two: the one, its data of client workstation and request program management information, another is the management information of Digital A file storage in disk array;
E, request program module ask the program of program request to pass to server by network communication module according to the user, server is searched database according to request, differentiate through Permission Levels, find corresponding digital audio/video file in the disk array, again through deciphering, the decoding broadcast of the screen on client workstation then.
A kind of system that realizes above-mentioned automatic audio and video request method that is exclusively used in is characterized in: comprise server database system and client; Described server database system comprises total platform monitoring server and video disc Play Server automatically, and these two servers connect by grid line; Described client comprises at least one client workstation, each work station comprise one with the automatic two-way number request machine that is connected of video disc Play Server, and respectively with dynamo-electric program request screen, keyboard and television set, the sound equipment that is connected of this number request; Described number request machine is no dish planter or special-purpose planter, wherein said no dish planter comprises cpu motherboard, network interface card etc., comprise ROM in the network interface card, and be mapped in a hard disk areas on the disk array of automatic video disc Play Server in order to the BOOT ROOT that starts this number request machine.
Be exclusively used in the full-automatic video disc Play Server that constitutes automatic audio and video request system, comprise casing and be located at cpu motherboard, display card, network interface card, hard disk controller, hard disk and keyboard interface and mouse interface in the casing, be provided with each control switch on the surface of casing; Described display card is connected with external display by data wire, hard disk controller is connected with hard disk by data wire, keyboard interface is connected with keyboard by data wire, and mouse interface is connected with mouse by data wire, and network interface card is connected with each work station by data wire; Described display card, hard disk controller, keyboard interface, mouse interface are connected with cpu motherboard by the BUS bus respectively; Be characterized in: also comprise in casing inside and look audio compression card, an encryption system and a disk array; Described encryption system is connected with hard disk controller with disk array respectively by data wire; The described audio compression card of looking is connected with cpu motherboard by the BUS bus respectively with encryption system; Be provided with a plurality of disk array unit sockets on the casing surface, described disk array socket is inserted in respectively in each socket.
Above-mentioned full-automatic video disc Play Server, wherein: this full-automatic video disc Play Server can comprise a standby server again, this two-server is by the same disk array of Cluster technology share and access.
Because the present invention has adopted above institute technical scheme, adopt digital video technology, vision signal does not almost have loss in transmission, also have digital correcting technology at image terminal, has guaranteed that the image of playing is more clear, tonequality is purer.During requesting song, the guest only needs to select corresponding menu on the requesting song screen, oneself wants the song sung in just can the convenient location, need not manually play video disc, fully by the automatic player control of total platform, has overcome all drawbacks of manual system; During the program request film,, its backstage builds the digital movie valut of elaboration at home and abroad, with all planter networking back, foreground shared resources because being a cover letter.And, therefore can support the numerical digit guest to see same film with time point because the high speed of disk array is followed dish.
Description of drawings
Clearly understand advantage of the present invention, feature for making, now be described in more detail in conjunction with a preferred embodiment and accompanying drawing.
Accompanying drawing 1 is the principle schematic of order method of the present invention;
Accompanying drawing 2 is that system of the present invention constitutes schematic diagram;
Accompanying drawing 3 is schematic appearance of automatic audio and video request server during system of the present invention constitutes;
Accompanying drawing 4 is automatic audio and video request data in server flow charts during system of the present invention constitutes.
Embodiment
See also accompanying drawing 1: the method for automatic audio and video request of the present invention may further comprise the steps:
A, set up a local area network (LAN) that connects ordering server and client workstation;
B, by video compression memory module 11 with the analog signal of extraneous CD or other vision signals through looking the conversion and the compression of audio compression card, adopt the real-time video compress technique to be collapsed into the Digital A file of international standard;
C, original Digital A file is encrypted, so just can be protected copyright holder's legitimate rights and interests effectively by the ciphering unit in the data ciphering and deciphering module 12; By hard disk controller encrypt file is stored in the disk array, uses for program request;
The data management information of d, database management module 13 storages two aspects, the one, its data of client workstation (comprising unique identification, IP address, machine name, Permission Levels) and request program information (comprising request program, request program number etc.) management; Another is the Digital A file storage in the information of disk array (as filename, file size, whether just in program request, memory location etc.) management.Can handle the multi-user rationally, apace like this, with the time request program.Request program module user asks the request program service, pass to server by communication module, server is searched database according to request, differentiates through Permission Levels, find corresponding digital audio/video file in the disk array, the screen (television set) that is operated on the work station through deciphering, decoding is play again;
E, request program module 14 ask the program of program request to pass to server by network communication module 15 according to the user, server is searched database according to request, differentiate through Permission Levels, find corresponding digital audio/video file in the disk array, again through deciphering, the decoding broadcast of the screen on client workstation then.
Referring to Fig. 2, this is the structural representation of automatic audio and video request system of the present invention, and this is actually a client/server system, and it comprises server database system 21 and client 22, connects by network interface, moves in network.
Described server database system comprises total platform monitoring server 211 and video disc Play Server 212 automatically, and these two servers connect by grid line.
Described client 22 comprises at least one work station 221, each work station comprise one with the automatic two-way number request machine 2211 that is connected of video disc Play Server, and program request screen 2212, keyboard 2213 and the television set 2214, the sound equipment 2215 that are connected with this number request machine respectively.
Number request machine in each work station 221 of the present invention is no dish planter or special-purpose planter, wherein said no dish planter comprises cpu motherboard, network interface card etc., comprise ROM in the network interface card, and be mapped in a hard disk areas on the disk array of automatic video disc Play Server in order to the BOOT ROOT that starts this number request machine.
No dish planter comprises mainboard, CPU, network interface card etc.The ROM that BOOT ROOT is arranged in the network interface card in order to the no dish planter of startup, and shines upon a hard disk areas on the server disk array.The client-side program of request program module is finished order program service at this area operation.
Solidified the client-side program of request program module specially in the special-purpose planter, and the spatial cache of suitable size has been arranged,, be beneficial to video playback for the buffer memory video data.
Client (work station) is to be undertaken by the network that is formed by combination of hardware with communicating by letter of server.Its hardware comprises a network interface card (NIC) that is added in PC, work station and the server, and it can be connected to PC (in some cases, this network interface card is to be configured in internal system) on the network connectivity.System server terminal is made up of two-server, and by the same disk array of Cluster technology share and access, when a certain server goes wrong, another server will substitute wrong server automatically, guarantee the stable operation of whole system.
For high-performance, the high reliability that reaches system, system server operation and Windows NT Server 5.0 (enterprise version) platform, and adopt the Cluster technology.(system server terminal is made up of two-server, and by the same disk array of Cluster technology share and access, when a certain server goes wrong, another server will substitute wrong server automatically, guarantee the stable operation of whole system.)
Database adopts Microsoft SQL Server 6.5 (enterprise versions), and safety, reliable and fast database visit are provided.
The advantage of client/server system:
1, work of treatment is distributed on client and the database server.The speed of its data base management system does not also rely on the speed of work station, because the lot of data work of treatment is finished in the rear end, work station only needs to move front-end software, for those more out-of-date PCs that does not have the complicated data base management system of ability operation, this point has prolonged their useful life.
2, the load on minimizing and the network that work station is connected.Owing to needn't transmit the entire database file back and forth in network, network information traffic just reduces to the response of only database server being sent.Some database server (as SQL Server) even can and move various processes and inquiry in server itself storage, this has just further reduced the information flow flux.In having the catenet of a lot of work stations, the minimizing of this information flow flux can compensate the cost that increases owing to the switching to client/server system well.
3, storing process and inquiry also can go to guarantee that different front-end applications can use in the identical front-end application all will revise by the public standard routine that provides the Application developer to obtain.
4, work station independence: the user need not be confined to one type system and platform.In a client/server system based on SQLServer, its work station can be PC, Machintosh, Unix work station or their combination in any of IBM compatibility.
5, work station can move any one in the some kinds of operating systems, as MS-DOS or PC-DOS, Microsoft Windows, IBM OS/2 or Apple System 7.Because work station independently, therefore but application program also independently, various work stations not all need to use identical data base management system application software, the software that the user can continue to use it to be familiar with removes accessing database, and the developer can design the various front-end softwares that are suitable for work station (software will move) and user's service requirement thereon.
6, keep data integrity.Data base management system can provide any service of protected data, the real-time tape backup during such as the storage of encrypt file, accessing database, disk images (data are automatically write on the same hard disk in the backup database in another subregion) and disk duplexing operation (automatically data being write in the backup database on another hard disk).It also can provide certain type transaction, goes to keep the problem that is occurred under the tracking of database update and the remediation server collapse situation.
Accompanying drawing 3 is schematic appearance of the automatic video disc Play Server in the server database of the present invention system, comprises casing 31 and is located at cpu motherboard, display card, network interface card, hard disk controller, hard disk and each interface in the casing, also comprises and look audio compression card, an encryption system and a disk array.Be provided with each control switch 32 and each disk array unit socket 33 on the surface of casing 31.
Accompanying drawing 4 is data flowcharts of automatic video disc Play Server, comprises cpu motherboard 41, display card 42, display 43, network interface card 44, hard disk controller 45, disk array 46, encryption system 47, looks audio compression card 48 and keyboard interface 51, keyboard 52 and mouse interface 53, mouse 54.Described display card 42 is connected with display 43 by data wire, and hard disk controller 45 is connected with disk array 46 by data wire, and encryption system 47 is connected with hard disk controller 45 with disk array 46 respectively by data wire; Keyboard interface 51 is connected with keyboard 52 by data wire, and mouse interface 53 is connected with mouse 54 by data wire, and network interface card 44 is connected with each work station by data wire; Described display card 42, look audio compression card 48, encryption system 47, hard disk controller 45, keyboard interface 51, mouse interface 52 and be connected with cpu motherboard by the BUS bus respectively.
The present invention looks audio compression card 48 (for example model is Broadway 30+) and has real-time video capture and video compression functionality, vision signal can be transferred in real time to digital signal shows at the display uplifting window, simultaneously can deposit the vision signal Real Time Compression in hard disk on request, and the playback that can decompress in real time.Can adopt encrypted card or realize the encryption of data by encryption software.
For the memory capacity of the automatic vod server that guarantees Database Systems of the present invention is big, what the hard disk in the automatic vod server of the present invention adopted is disk array, provides simple I/O management by large capacity disc equipment.A PC can have one or two hard disk, can reach the memory capacity of several thousand MB, and a disk array then has the space that is several times as much as this and deposits program and data.Disk array is by the big capacity storage of a series of PC hard disk or high speed SCSI server that hard disk is formed.General its capacity can hold thousands of first Kara OK songs or film at least, and it is carried out dilatation handle the back capacity and will infinitely increase.
It is RAID (arbitrary access independent disk) that the disk array that disk space is deposited program and data in the embodiments of the invention is selected product for use, this is a kind of hard disk array technology, is at first to enter PC market by Compaq company for its Systempro series high-performance server.This array allows several mini-hard disks are linked together, and but shows as a large-scale hard disk concerning system.Owing to can carry out data image between each hard disk, when losing efficacy, master data can switch on the back-up disk, and all have improved Information Security,
Operation principle of the present invention is:
One, storage:
1, the analog signal of extraneous CD 6 becomes the Digital A file through looking the conversion and the compression of audio compression card 48.
2,47 pairs of original Digital A files of encryption system are encrypted, and by hard disk controller 45 encrypt file are stored in the disk array 46.Can protect copyright holder's legitimate rights and interests so effectively.
Two, program request:
1, behind the IP Information On Demand that receives work station 221, on disk array 46, finds corresponding audio/video file by hard disk controller 45.
2, the packed data in the disk array 46 is constituted by networks such as hard disk controller, mainboard, bus B US, network interface card, network data line, ICP/IP protocol be sent to work station 221 broadcast of decoding.
The program request flow process of automatic audio and video request system of the present invention is:
1, the IP Information On Demand of work station (being the planter in the guest room) is delivered to the network interface of total station server by network system.
2, IP Information On Demand enters the BUS bus by network interface and arrives cpu central processing unit.
3, after the computing of cpu central processing unit process software program, IP Information On Demand is sent to hard disk controller.
4, hard disk controller finds on disk array and the corresponding audio/video file of the IP Information On Demand of work station.
5, the data flow of audio/video file just passes to the BUS bus by hard disk controller.
6, the BUS bus is sent to work station by network system again with data flow.
7, final decoded image and the sound of being reduced in work station of data flow.
The present invention can be applicable to the audio/video on demand in the VOD in Karaoke requesting song, hotel of public place of entertainment and intelligentized building, apartment etc.
Claims (4)
1, the method for automatic audio and video request is characterized in that, may further comprise the steps:
A, set up a local area network (LAN) that connects ordering server and client workstation;
B, by the video compression memory module with the analog signal of extraneous CD or other vision signals through looking the conversion and the compression of audio compression card, adopt the real-time video compress technique to be collapsed into the Digital A file of international standard;
C, original Digital A file is encrypted, encrypt file is stored in the disk array, use for program request by hard disk controller by the encrypting module in the data ciphering and deciphering module;
D, the data management information aspect database management module stored two: the one, its data of client workstation and request program management information, another is the management information of Digital A file storage in disk array;
E, request program module ask the program of program request to pass to server by network communication module according to the user, server is searched database according to request, differentiate through Permission Levels, find corresponding digital audio/video file in the disk array, again through deciphering, the decoding broadcast of the screen on client workstation then.
2, a kind of system that realizes the described automatic audio and video request method of claim 1 that is exclusively used in is characterized in that: comprise server database system and client; Described server database system comprises total platform monitoring server and video disc Play Server automatically, and these two servers connect by grid line; Described client comprises at least one client workstation, each work station comprise one with the automatic two-way number request machine that is connected of video disc Play Server, and respectively with dynamo-electric program request screen, keyboard and television set, the sound equipment that is connected of this number request; Described number request machine is no dish planter or special-purpose planter, wherein said no dish planter comprises cpu motherboard, network interface card etc., comprise ROM in the network interface card, and be mapped in a hard disk areas on the disk array of automatic video disc Play Server in order to the BOOT ROOT that starts this number request machine.
3, be exclusively used in the full-automatic video disc Play Server that constitutes automatic audio and video request system, comprise casing and be located at cpu motherboard, display card, network interface card, hard disk controller, hard disk and keyboard interface and mouse interface in the casing, be provided with each control switch on the surface of casing; Described display card is connected with external display by data wire, hard disk controller is connected with hard disk by data wire, keyboard interface is connected with keyboard by data wire, and mouse interface is connected with mouse by data wire, and network interface card is connected with each work station by data wire; Described display card, hard disk controller, keyboard interface, mouse interface are connected with cpu motherboard by the BUS bus respectively; It is characterized in that: also comprise in casing inside and look audio compression card, an encryption system and a disk array; Described encryption system is connected with hard disk controller with disk array respectively by data wire; The described audio compression card of looking is connected with cpu motherboard by the BUS bus respectively with encryption system; Be provided with a plurality of disk array unit sockets on the casing surface, described disk array socket is inserted in respectively in each socket.
4, full-automatic video disc Play Server according to claim 3 is characterized in that: this full-automatic video disc Play Server can comprise a standby server again, and this two-server is by the same disk array of Cluster technology share and access.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99113485 CN1121104C (en) | 1999-02-15 | 1999-02-15 | Automatic audio and video request system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99113485 CN1121104C (en) | 1999-02-15 | 1999-02-15 | Automatic audio and video request system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1241859A CN1241859A (en) | 2000-01-19 |
| CN1121104C true CN1121104C (en) | 2003-09-10 |
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ID=5276672
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 99113485 Expired - Fee Related CN1121104C (en) | 1999-02-15 | 1999-02-15 | Automatic audio and video request system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1121104C (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100353353C (en) * | 2000-09-27 | 2007-12-05 | 邹迅 | Internet karaoke real-time playing system |
| KR100427143B1 (en) * | 2003-01-17 | 2004-04-14 | 엔에이치엔(주) | Method for Transmitting and Dowloading Streaming Data |
| CN1317660C (en) * | 2003-03-31 | 2007-05-23 | 联想(北京)有限公司 | Realizing method of sharing virtual optical disk network and its system |
| KR100619018B1 (en) * | 2004-05-12 | 2006-08-31 | 삼성전자주식회사 | Method for sharing A/V content over network, sink device, source device and message structure |
| US20070079342A1 (en) * | 2005-09-30 | 2007-04-05 | Guideworks, Llc | Systems and methods for managing local storage of on-demand content |
| CN100466726C (en) * | 2006-01-16 | 2009-03-04 | 华为技术有限公司 | Flow-medium performace performance ordering method |
| CN101917455B (en) * | 2010-06-23 | 2012-10-24 | 福州星网视易信息系统有限公司 | Method for synchronously ordering songs by a plurality of song-ordering machines in same box |
-
1999
- 1999-02-15 CN CN 99113485 patent/CN1121104C/en not_active Expired - Fee Related
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| Publication number | Publication date |
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| CN1241859A (en) | 2000-01-19 |
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