CN103051933A - Video on demand system and method - Google Patents
Video on demand system and method Download PDFInfo
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- CN103051933A CN103051933A CN2012105685735A CN201210568573A CN103051933A CN 103051933 A CN103051933 A CN 103051933A CN 2012105685735 A CN2012105685735 A CN 2012105685735A CN 201210568573 A CN201210568573 A CN 201210568573A CN 103051933 A CN103051933 A CN 103051933A
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Abstract
The invention discloses a video on demand method and a video system. The video on demand method comprises the following steps of: transmitting a media asset file of a content production system to a broadcast server of a continuous broadcast system, wherein the continuous broadcast system is a video on demand system which is arranged in a time way; adding a unique asset identifier ContentID into the media asset file, generating a grogram list which is arranged via to time line according to the name, duration and asset identifier ContentID of the media asset file, and correlating the program list arranged via the time line with a corresponding media asset file, wherein the asset identifier ContentID is a description field in a service operation management system; introducing the program list which is arranged via the time line into the service operation management system, and releasing and presenting to the outside; and when a user accesses, making the service operation management system respond correspondingly according to the description field. According to the system and the method, real-time program information of which the program time is arranged linearly is captured, and program management of a contents directory tree structure is correlated to longitudinal time linear program management through dynamic data chaining, so that the user requirements of different user groups are met.
Description
Technical field
The present invention relates to Digital Television and play the field, relate in particular to a kind of video on-demand system and method.
Background technology
Video request program abbreviation VOD(Video on Demand) system provides the user video order program service based on bilateral network.Propagate with the broadcast type of traditional tv channel and to compare, VOD is more personalized, convenient operation more, selects also more diversifiedly, and when the program selection was more, it is more important that the management of program, layout and presentation mode just seem.
The VOD program pattern of at present extensive use is that program asset is pressed the contents attribute classification, with the directory tree structure layout, presents to online the user simultaneously, for user selection.But such program presentation modes also exists the indefinite shortcoming of directive property, has weakened the guiding direction-pointing function of VOD to the user.
Summary of the invention
For above-mentioned technological deficiency, the present invention proposes a kind of video on-demand system and method.
In order to solve the problems of the technologies described above, technical scheme of the present invention is as follows:
A kind of method of video request program comprises the steps:
11) matchmaker of contents production system being supported file passes in the broadcasting server of chain broadcast system;
Described chain broadcast system is the video on-demand system by time mode layout;
12) add unique asset identification ContentID for the matchmaker supports file, support the title, duration of file and asset identification ContentID according to the matchmaker and generate programme by the timeline layout, and the matchmaker of the programme of timeline layout and correspondence is supported file carry out related;
Described asset identification ContentID is the Description description field in the service operation management system;
13) press the programme of timeline layout at the service operation management system introducing, and externally issue and represent;
14) when the user accesses, the service operation management system responds accordingly according to the Description description field.
Further, described step 14) response in comprise when the Description description field when empty, do not do response; When this field when empty in the program request storehouse of the asset identification ContentID in the programme of line layout match time and general point broadcast system the matchmaker support the asset identification ContentID of file, mate unsuccessfully, point out; If the match is successful, then return the concrete chained address that the matchmaker supports file, the service operation management system carries out reorientation to user's access, plays this matchmaker in program request stream mode and supports file.
Further, described asset identification ContentID comprises cpid, date and random sequence, and described cpid supports the numbering of file content provider for the matchmaker, and described random sequence is that system supports the sequence number that file generates at random according to the matchmaker.
A kind of video on-demand system comprises chain broadcast system and service operation management system, and described chain broadcast system comprises the back-stage management control subsystem and broadcast subsystem that described back-stage management control subsystem is by network and broadcast subsystem communication; Described back-stage management control subsystem comprises program migration scheduling server, contents production systems and management work station, and described broadcast subsystem comprises Play Server;
Described contents production system generates the matchmaker and supports file, and makes data element information, and described data element information comprises programme information, comprises program code, programm name, storage address information; Add unique asset identification ContentID for the matchmaker supports file, support the title, duration of file and asset identification ContentID according to the matchmaker and generate programme by the timeline layout, and the matchmaker of the programme of timeline layout and correspondence is supported file carry out related; Described asset identification ContentID is the Description description field in the service operation management system;
Described program migration scheduling server driving wheel is sought data element information, such as the data metamessage change is arranged, program migration scheduling server can according to the storage address information in the data element information realize broadcast items from the contents production system Automatic dispatching to described broadcasting server, simultaneously according to the programme information corresponding relation in the data element information, in the chain broadcast system with the formal broadcast items title of changing into of programm name in the data element information;
Described management work station controls, monitors and manage described content generation system and described program migration scheduling server;
Described service operation management system accepts the programme by the timeline layout that described management work station generates, and with its externally issue represent, when the user accessed, described service operation management system responded accordingly according to the Description description field.
Further, described service operation management system according to the Description description field respond accordingly comprise when the Description description field when empty, do not do response; When this field when empty in the program request storehouse of the asset identification ContentID in the programme of line layout match time and general point broadcast system the matchmaker support the asset identification ContentID of file, mate unsuccessfully, point out; If the match is successful, then return the concrete chained address that the matchmaker supports file, the service operation management system carries out reorientation to user's access, plays this matchmaker in program request stream mode and supports file.
Further, described asset identification ContentID comprises cpid, date and random sequence, and described cpid supports the numbering of file content provider for the matchmaker, and described random sequence is that system supports the sequence number that file generates at random according to the matchmaker.
Beneficial effect of the present invention is, the invention of this application technology is by the crawl of the real time programme information of the linear layout of Pgmtime, program is related gets through with the program of contents directory tree structure and time linearity longitudinally through dynamic data link, expanded the application of VOD, make the audio frequency and video assets possess simultaneously contents directory attribute and time linear properties, utilance reaches maximization, improve user's Interactive Experience, initiatively select arbitrarily to switch between the audio frequency and video pattern in the passive reception of broadcast type and Supermarket, satisfy different user group's user demand.
Description of drawings
Fig. 1 is schematic diagram of the present invention;
Fig. 2 is refined structure schematic diagram of the present invention;
Fig. 3 is flow chart of the present invention;
Fig. 4 video demand system architecture figure of the present invention;
Fig. 5 is the Organization Chart of chain broadcast of the present invention system;
Fig. 6 is the Organization Chart of interactive television platform system.
Embodiment
The present invention is described further below in conjunction with the drawings and specific embodiments.
As depicted in figs. 1 and 2, the invention of this application technology is by the crawl of the real time programme information of the linear layout of Pgmtime, program is related gets through with the program of contents directory tree structure and time linearity longitudinally through dynamic data link, expanded the application of VOD, make the audio frequency and video assets possess simultaneously contents directory attribute and time linear properties, utilance reaches maximization, improve user's Interactive Experience, initiatively select arbitrarily to switch between the audio frequency and video pattern in the passive reception of broadcast type and Supermarket, satisfy different user group's user demand.At first some titles are defined:
Chain broadcast: with the VOD program request of linear layout of time
Common program request: with traditional VOD program request of directory tree mode layout
Chain broadcast system: with the VOD VOD system of time mode layout
VOD:Video ON Demand video request program
Programme: in real time dynamic program request menu
The contents production system: be responsible for matchmaker's money transcoding, include, distribution etc.
Time sequential routine: by typing, layout and the issue to different program source such as film, TV play, column videos, realize seamless switching, the repeating query broadcast of different audio-video program in the given time.
Directory tree layout: according to the contents attribute of audio/video program assets, with assets classes integration, layout and issue, realize all program asset with division of teaching contents, represent at platform simultaneously.
As shown in Figure 3, be elaborated as an example of the media play system of magnificent number medium network example.
1, the contents production system is responsible for producing the matchmaker and supports file, and through secondary operations (secondary operations comprise the matchmaker is supported that content is examined, the modification of data element, obtains the duration that each matchmaker supports file); At last, obtain the asset manifest file of chain broadcast.
2, support material title, material duration and unique asset identification ContentID of file according to the matchmaker, these three elements are compiled single (being the chain broadcast programme) by the program of timeline layout VOD program request, and filing programme information is to the programme file of chain broadcast.
3, described ContentID is unique asset identification that the matchmaker supports content, is comprised of 22 decimal numbers, and its naming rule is CPID (8)+date (8)+random sequence (6).CPID refers to content supplier numbering, and rear six figure places are by system's formation sequence at random.For example, it is 1000100020110827032200 that the ContentID of one film " Arthur And The Invisibles " in system arranged, front 8 10001000 is that CCTV provides, and 20110827 refer to August 27 2011 date, and rear 6 032200 are formation sequence at random.
4, be issued to broadcasting system after the programme coupling of the matchmaker of chain broadcast money and chain broadcast, carry out content play.
5, after the service operation management system accepts the programme of time sequential routine, carry out the layout management of programme, be about to import in the business operation system with the programme of time sequential routine, business operation system is distributed to door with this programme at last.
6, the user uses a teleswitch and selects programme content by the time layout, system is according to unique asset identification ContentID of correspondence, namely when the asset identification ContentID of contents production system is identical with the chain broadcast asset identification, navigate to the assets of common on-demand content in the business operation system according to the asset identification that matches, obtain corresponding assets page address, program request stream is provided.
7, the user uses a teleswitch and browses the chain broadcast program and enter the chain broadcast program by navigation, selects a certain program, navigates to the link of common program request assets by the coupling of system assets sign ContentID, obtains program request URL, carries out content play.
8, in the on-demand content detail page, be provided with the chain broadcast program reminding by the time layout, when the user also can watch on-demand content by the chain broadcast programme by common program request the time.
9, by Pgmtime and these two key items of title, do search in the chain broadcast programme.If corresponding content is arranged in the chain broadcast programme, then display program is reminded in the detail page of content.For example: the user uses and presses the demand (telecommunication) service of directory tree layout, click enters in film " A Fanda " detail page, be 9 am this moment, by the search of Pgmtime and film name being learnt (such as American-European movie theatre) 10 has this film in the chain broadcast programme, show that at detail page advance notice (is about to broadcast: the American-European movie theatre A Fanda of 10:00), click and namely be linked to the chain broadcast content this moment.If search is less than the content of chain broadcast, then display program is not predicted.
10, the user enters the chain broadcast business, obtains current video program request stream and carries out content play.
As shown in Figure 4, for realizing system architecture diagram of the present invention, the matchmaker of contents production system supports content and passes to the chain broadcast system by the FTP mode.The contents production system supports material title, material duration and unique asset identification ContentID of file according to the matchmaker, these three elements are compiled single (being the chain broadcast programme) by the program of timeline layout VOD program request, and described asset identification ContentID is as the Description description field in the service operation management system.Accept the programme of chain broadcast in the service operation management system after, can be through revising, then publish to door and represent.The door homepage reads the Description field of programme, can carry out different responses to this according to user's access: when this field is sky, do not show hyperlink (being that the page is not done response); In general point broadcast system storehouse, there is not the chain broadcast content, needs the display reminding page (as: prompting-this sheet rolls off the production line).When this field is not sky, show hyperlink.The page generates detail page URL(film, the TV play of on-demand content according to the asset identification ContentID of content), perhaps auth.jsp broadcast URL(is news-video, video column).
Fig. 5 is the Organization Chart of the chain broadcast system among the present invention, the chain broadcast system is the VOD VOD system by time mode layout, comprise the back-stage management control subsystem and broadcast subsystem, main functional modules has program migration scheduling server, management work station, main broadcaster and the standby server etc. of broadcasting.Program derives from the contents production system, the contents production system is provided to data element (programme information, comprise the information such as program code, programm name, memory address) address of appointment, program migration scheduling server driving wheel is sought data element information, and can add unique asset identification ContentID for the matchmaker supports file, support the title, duration of file and asset identification ContentID according to the matchmaker and generate programme by the timeline layout, and the matchmaker of the programme of timeline layout and correspondence is supported file carry out related.Program migration scheduling server is with the media resource system program of contents production system as required in the Autonomic Migration Framework server broadcasting server.Described management work station, can control, monitor and manage described content generation system and described program migration scheduling server, the functions such as layout, secondary Broadcast Control, the local program that specifically comprises programme manually uploaded, program storage management, clock synchronous, Real Time Monitoring, network management, the matchmaker supports content and passes to the broadcast subsystem through layout by the IP mode, realizes the automatic switchover of active and standby broadcasting server IP output signal through the redundant active and standby network interface of multiplexing, scrambling, modulating equipment.
Fig. 6 is the Organization Chart of interactive television platform of the present invention system, and magnificent number interactive television platform system is the comprehensive service system of a cover, supports the multiple business unfolding model in China.The interactive television platform system comprises contents production system, service operation management system, Subscriber Management System and stream service ability system.Core Feature assembly wherein is the service operation management system, and it is responsible for content is examined and layout, and the management that represents, runs, serves is provided.Comprise that function has: website management, columns management, Content Management, Template Manager, release management, operation management, system and rights management.System is divided into column Arrangement, release management, system management, basic data four major parts.
The above only is preferred implementation of the present invention; should be pointed out that for those skilled in the art, without departing from the inventive concept of the premise; can also make some improvements and modifications, these improvements and modifications also should be considered as in the protection range of the present invention.
Claims (6)
1. the method for a video request program is characterized in that, comprises the steps:
11) matchmaker of contents production system being supported file passes in the broadcasting server of chain broadcast system;
Described chain broadcast system is the video on-demand system by time mode layout;
12) add unique asset identification ContentID for the matchmaker supports file, support the title, duration of file and asset identification ContentID according to the matchmaker and generate programme by the timeline layout, and the matchmaker of the programme of timeline layout and correspondence is supported file carry out related;
Described asset identification ContentID is the Description description field in the service operation management system;
13) press the programme of timeline layout at the service operation management system introducing, and externally issue and represent;
14) when the user accesses, the service operation management system responds accordingly according to the Description description field.
2. the method for a kind of video request program according to claim 1 is characterized in that, described step 14) in response comprise when the Description description field when empty, do not do response; When this field when empty in the program request storehouse of the asset identification ContentID in the programme of line layout match time and general point broadcast system the matchmaker support the asset identification ContentID of file, mate unsuccessfully, point out; If the match is successful, then return the concrete chained address that the matchmaker supports file, the service operation management system carries out reorientation to user's access, plays this matchmaker in program request stream mode and supports file.
3. the method for a kind of video request program according to claim 1, it is characterized in that described asset identification ContentID comprises cpid, date and random sequence, described cpid supports the numbering of file content provider for the matchmaker, and described random sequence is that system supports the sequence number that file generates at random according to the matchmaker.
4. a video on-demand system is characterized in that, comprises chain broadcast system and service operation management system, and described chain broadcast system comprises the back-stage management control subsystem and broadcast subsystem that described back-stage management control subsystem is by network and broadcast subsystem communication; Described back-stage management control subsystem comprises program migration scheduling server, contents production systems and management work station, and described broadcast subsystem comprises Play Server;
Described contents production system generates the matchmaker and supports file, and makes data element information, and described data element information comprises programme information, comprises program code, programm name, storage address information; Add unique asset identification ContentID for the matchmaker supports file, support the title, duration of file and asset identification ContentID according to the matchmaker and generate programme by the timeline layout, and the matchmaker of the programme of timeline layout and correspondence is supported file carry out related; Described asset identification ContentID is the Description description field in the service operation management system;
Described program migration scheduling server driving wheel is sought data element information, such as the data metamessage change is arranged, program migration scheduling server can according to the storage address information in the data element information realize broadcast items from the contents production system Automatic dispatching to described broadcasting server, simultaneously according to the programme information corresponding relation in the data element information, in the chain broadcast system with the formal broadcast items title of changing into of programm name in the data element information;
Described management work station controls, monitors and manage described content generation system and described program migration scheduling server;
Described service operation management system accepts the programme by the timeline layout that described management work station generates, and with its externally issue represent, when the user accessed, described service operation management system responded accordingly according to the Description description field.
5. a kind of video on-demand system according to claim 4 is characterized in that, described service operation management system according to the Description description field respond accordingly comprise when the Description description field when empty, do not do response; When this field when empty in the program request storehouse of the asset identification ContentID in the programme of line layout match time and general point broadcast system the matchmaker support the asset identification ContentID of file, mate unsuccessfully, point out; If the match is successful, then return the concrete chained address that the matchmaker supports file, the service operation management system carries out reorientation to user's access, plays this matchmaker in program request stream mode and supports file.
6. a kind of video on-demand system according to claim 4, it is characterized in that described asset identification ContentID comprises cpid, date and random sequence, described cpid supports the numbering of file content provider for the matchmaker, and described random sequence is that system supports the sequence number that file generates at random according to the matchmaker.
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| CN103559317A (en) * | 2013-11-22 | 2014-02-05 | 合一网络技术(北京)有限公司 | Mixed word segmentation and labeling method and system for general video meta-information |
| CN104333782A (en) * | 2014-11-11 | 2015-02-04 | 广州华多网络科技有限公司 | Anchor formulated task on demand method and system and related device |
| CN106803973A (en) * | 2017-01-18 | 2017-06-06 | 华数传媒网络有限公司 | A kind of intelligent arranging method of TV programme |
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| CN103051933B (en) | 2016-01-20 |
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