CN101212664B - Program editing, distribution, and request method - Google Patents
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- CN101212664B CN101212664B CN2006101704515A CN200610170451A CN101212664B CN 101212664 B CN101212664 B CN 101212664B CN 2006101704515 A CN2006101704515 A CN 2006101704515A CN 200610170451 A CN200610170451 A CN 200610170451A CN 101212664 B CN101212664 B CN 101212664B
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Abstract
The invention provides a program editing method comprising the steps: (1) original video material is read and played to an editing user; (2) according to information appointed by the editing user, program description information is generated or modified; (3) the program description information is stored. The invention also provides a program distribution method and a program on-demand method; the program editing, managing and distributing method does not only solve the problems of low efficiency of editing and distributing, inflexible operation and high cost of previous TV program, but also shield difference of video storage servers in all regions, thus realizing centralized editing, management and maintenance of the program and greatly improving efficiency of the program editing; through network distribution, synchronization and share of the program information are realized so as to save much time for copying files and storage room; data quantity required by the program distribution is very small and bandwidth requirement for network transmission is low, thus realizing practicality and convenience.
Description
Technical field
The present invention relates to the image communication technology field, particularly program editing, distribution and order method.
Background technology
Digital Television replaces traditional analog television has become irreversible trend, and it brings deep change for whole TV and Radio industry chain.Direct playing and playback is a very important valued added applications in the Digital Television, the common scheme that realizes this function is the audiovisual materials of all programs in the certain hour scope of the specific channel of real-time storage in the media source library of front-end server (possessing the direct playing and playback function), when set-top box or all-in-one user need to watch the program that is stored in the front-end server, send the play-on-demand program request by the forward end server, front-end server response request rear line transmits the audiovisual materials of this program.
Sometimes seek for the convenience of the user program, need to some highlights therefrom montage out be made into independent program source, for the user program request.Mode in the past is that the original audio and video information with these programs copies this locality to, go out separately storage behind the required program by common montage software montage, and then with the program distribution that edits to the various places media source library, and programme information sent to performance nevigation server.There is following shortcoming in this method: need to carry out twice copy and storage to original audiovisual materials when programming, lose time greatly and storage resources.Program audiovisual materials that need to montage is good during the issue program mail to the various places Media Resource Server, this will take a large amount of Internet resources, and because the direct playing and playback system media source library has stored all the program audiovisual materials in the certain hour scope, the program audiovisual materials that now will contain again identical information store the various places media source library again into, cause the waste of storage resources.
Summary of the invention
The object of the invention is to provide a kind of program editing, distribution and order method, realize program concentrated montage, administer and maintain, realize programme information synchronously with share.
The invention provides a kind of program editing method, comprising: (1) reads original audiovisual materials, plays to the montage user; (2) appointed information according to the montage user generates or revises program description; (3) programs stored descriptor; Described program description is corresponding with program, describe the channel of described program and/or store address, programm name, time started, program duration or concluding time, from described original audiovisual materials, extract the audiovisual materials of described program according to described program description.Wherein original audiovisual materials remain unchanged, and only the program description corresponding with original audiovisual materials are made amendment.Above-mentioned steps (2) comprises the time set-up procedure, and the time set-up procedure comprises: (1) plays to the montage user according to the original audiovisual materials of montage user-specific information Extraction parts with the original audiovisual materials of part that extract; (2) the montage user generates or revises appointed information according to the original audiovisual materials of playing; (3) repeat above-mentioned steps until the montage user confirms appointed information is accurately to the description of program, generate program description according to appointed information.The program description of above-mentioned program editing method is kept in the program description list, and the program description list is kept in the performance nevigation server of at least one program operation system, and original audiovisual materials are kept in the storage server of at least one program operation system.
The present invention also provides a kind of program distribution method, carry out program editing by the program center, generate program description, the program description that generates is distributed at least one program operation system, at least one program operation system sends the program acquisition request to the program center, the program center is according to the program acquisition request, and the program description of respective program is sent at least one program operation system; By program center selected part or all program description send at least one program operation system; Describedly carry out program editing by the program center, generate program description and comprise: (1) reads original audiovisual materials, plays to the montage user; (2) generate program description according to the appointed information that receives the montage user; Described program description is corresponding with program, describe the channel of described program and/or store address, programm name, time started, program duration or concluding time, from described original audiovisual materials, extract the audiovisual materials of described program according to described program description.All program description are distributed at the program center, or the program description upgraded of distribution only, or choose and distribute the partial programme descriptor according to program user's instruction, the program center is regularly, irregularly or according to program user's instruction carry out program distribution.At least one program operation system comprises respectively the program center, distributes mutually program description between the program center; Or the shared program center of at least one program operation system, the program center is respectively at least one program operation system distribution program description.
The present invention also provides a kind of program ordering method, comprising: (1) receives the play-on-demand program request that spectators user sends, and the play-on-demand program request comprises program description; (2) according to the program description in the play-on-demand program request, from original audiovisual materials, extract and the corresponding audiovisual materials of play-on-demand program request; (3) audiovisual materials are played to spectators user.
Program editing provided by the invention, distribution and order method have not only solved in the past TV programme montage and issue poor efficiency, malfunction, high in cost of production problem, maskable various places storage server difference also, realize program concentrated montage, administer and maintain, improved greatly the efficient of program editing; And synchronous and shared by net distribution realization programme information, save heap file copy time and memory space, it is considerably less that program is issued the desired data amount, very low, practical and convenient to the bandwidth requirement of Internet Transmission.
Description of drawings
Fig. 1 is the digital TV direct playing and playback system graph of a relation of first embodiment of the invention;
Fig. 2 is the program distribution schematic diagram of first embodiment of the invention;
Fig. 3 is the program editing schematic flow sheet of first embodiment of the invention;
Fig. 4 is the original audiovisual materials storage schematic diagram of first embodiment of the invention;
Fig. 5 is the program description list example of first embodiment of the invention;
Fig. 6 is user's request program flow process of first embodiment of the invention.
The realization of the object of the invention, functional characteristics and advantage are described further with reference to accompanying drawing in connection with embodiment.
Embodiment
With reference to Fig. 1, the digital TV direct playing and playback system graph of a relation of first embodiment of the invention is shown, the present embodiment is based on digital TV direct playing and playback system, be attached on the existing Digital Cable Television System, its original audiovisual materials source is the approach such as digital television system, IPTV or Internet video.
Digital TV direct playing and playback system as shown in Figure 1 comprises that front end system, broadcasting and two-way interactive network and user terminal three parts form, wherein front end system is the core of digital TV direct playing and playback system, radio network is the cable TV transmission network network, the two-way interactive network can be the Internet in the Cable Modem, also can be the outer mutual network such as Ethernet or ADSL, user terminal be digital TV set-top box or the digital TV integrated machine with back transfer interface and direct playing and playback module.
Front end system comprises program center 100 and each program operation system, take program operation system 200 as example, comprise again the subsystem (not shown) such as program navigating subsystem, video and storage subsystem, programme acquisition subsystem, command process subsystem, database subsystem.
Wherein the programme acquisition subsystem is comprised of some programme acquisition management work stations and encoder or transcoder, the programme acquisition management work station can carry out program coding/transcoding and records according to the automatic controlled encoder of EPG information of storing in the performance nevigation server or transcoder, also can be by manually intervening and plan is recorded in adjustment.
Video and storage subsystem are comprised of some storage servers 202, audiovisual materials server 203 and QAM modulator, the instruction that audiovisual materials server 203 is responsible for according to the command process server, the audiovisual materials that are stored in the audio/video program in the storage server 202 are broadcast to cable TV network 500, and finally being delivered to spectators user 700 by user's terminal 600, storage server 202 is responsible for the original audiovisual materials storage that encoder is sent here and is managed.According to the difference of audiovisual materials server 203 output interfaces, the QAM modulator can be the ASI input interface, also can be the IP-QAM of Ethernet input interface.
The command process subsystem is comprised of some command process servers, be responsible for receiving spectators user 700 request command, Query Database and program navigating information, and the management of responsible audiovisual materials server 203 resources, control audiovisual materials server 203 is play corresponding program, and the another one task of order Control Server is that program navigating information is issued spectators user 700.
Database subsystem is become by database servers group, is responsible for the storage and management of programme information.The program navigating subsystem is comprised of performance nevigation server 201, is responsible for collection management program navigating information, and program description is kept in the performance nevigation server and forms the rendition list, is shown to spectators user, for spectators user's program request; Performance nevigation server 201 also provides program navigating information for programme acquisition work station and command process server.
The present embodiment is that a plurality of program operation systems share a program center, and the program distribution way under this pattern is as follows.
Referring to Fig. 2, the program distribution schematic diagram of the first embodiment is shown.The first program operation system 200, second program operation system 300 and the 3rd program operation system 400 are connected with spectators user by terminal and spectators user 700, spectators user 800 respectively and are connected.The program distribution mode realizes very simple, only needs program center 100 that the program description that generates is distributed to each program operation system, and need not transmit the audiovisual materials of program reality.
In conjunction with Fig. 2, the present embodiment realizes that the process of program distribution is as follows: carry out program editing by program center 100, and the descriptor of the program that montage is good is distributed to the first program operation system 200, second program operation system 300 and/or the 3rd program operation system 400, above-mentioned each program operation system can send the program acquisition request to program center 100 respectively, program center 100 sends to the program description of respective program the program operation system of the request of sending according to the program acquisition request.Also can send to the program operation system by program center 100 selected parts or whole program description.
All program description can be distributed in program center 100, or the program description upgraded of distribution only, or choose and distribute the partial programme descriptor according to program user's instruction, program center 100 is regularly, irregularly or according to program user's instruction carry out the program distribution process.
The present embodiment also can arrange each program operation system and all comprise the program center, and program editing is carried out respectively at each program center, distributes mutually the exchanging program descriptor.
The program editing flow process that the present embodiment adopts is referring to Fig. 3:
S01. accept montage user's selection instruction, if the montage user selection imports existing program description from file then carries out step S04, otherwise carry out step S02;
S02. the montage user selection its want the television channel at the program place of montage, input or selection programm name, program start time, concluding time or input program duration, the correct time that this time needn't begin and finish for program or accurate duration can be adjusted in subsequent process;
S03. the program center generates initial program description according to montage user's appointed information;
S04. mind-set audiovisual materials server sends order request in the program, and this order request comprises program description;
S05. the audiovisual materials server extracts corresponding audiovisual materials according to the program description that receives, and returns to the program center;
S06. the audiovisual materials that receive are play at the program center;
S07. the montage user by watch the audiovisual materials that play out judge that the program of appointment begins and the concluding time whether accurately or meet the requirements, then carry out step S10 if meet the requirements, then do not carry out step S08 if meet;
S08. the montage user can come the adjustment time by direct input time or the mode that drags the progress bar of playing at the montage interface;
S09. corresponding program description is revised according to user-specific information in the program center, then returns execution in step S04;
S10. the montage user confirms the complete then execution in step of montage S11, otherwise execution in step S01;
S11. final program description is preserved at the program center, and the montage process finishes.
In the above-mentioned montage process, step S04～S09 is the time set-up procedure of this montage mode, contrast original program editing mode, it play-overs the audiovisual materials that the audiovisual materials server sends over, do not play again and do not need that it is downloaded to first this locality, and the object of its operation is the descriptor of respective program, and no longer is program source itself.This mode has been saved a large amount of time and local memory space, and therefore this montage mode is more flexible, and efficient, cost is lower.
Fig. 4 illustrates the original audiovisual materials storage schematic diagram of first embodiment of the invention.The original audiovisual materials that storage server will be obtained become different file fragment storages according to time division.The audio/video file concordance list is set, and the information such as the time started during with the file name of the channel information of each file fragment, file fragment and storage and concluding time write in the audio/video file concordance list.When certain program of needs program request, find out channel and the time scope at this program place by the program description list, storage server is searched this channel and time scope to obtain corresponding one or more file fragment in the audio/video file concordance list, then original audiovisual materials are extracted.The said original audiovisual materials of the present invention comprise the television video stream that obtains from the live signal source of digital television system, also comprise the independently audio/video file such as film video, also comprise the audio data from the radio station.
Fig. 5 illustrates the program description list example according to the present embodiment.The montage process of the present embodiment is exactly to program definition program description, is kept in the program description list.Performance nevigation server is organized into the rendition list for user's program request reference with the program description list.
Below in conjunction with Fig. 6, the flow process of user's request program is described.
S01, program center 100 has been distributed to program description in the performance nevigation server of program operation system of various places;
S02, performance nevigation server is organized into new the rendition list with program description, and mails to terminal; Terminal obtains new the rendition list and displays it to spectators user, for the program request of spectators' user selection;
S03, spectators user selects one of them program according to this rendition list, and terminal receives the order request that the user sends;
S04, terminal obtains the descriptor of respective program and this program description is issued the audiovisual materials server from performance nevigation server according to this order request;
S05, audiovisual materials server extract the audiovisual materials of respective program from storage server according to program description, it is issued terminal, play to spectators user by terminal;
S06, spectators user watch the program of program request, and the program request flow process finishes.
The present embodiment is by creating program description to program, use program description to extract montage and program request that the mode that obtains respective program realizes program, realize the issue of program by the mode of issue program description, compared with prior art, the montage user carries out montage to program only need to revise temporal information in the program description, do not need montage program source itself, operating process is very quick, has improved greatly the efficient of program editing; Only program description need to be distributed to each program operation system during program distribution, and not need huge program audiovisual materials to be distributed to each program operation system again, each program operation system only need be preserved original audiovisual materials and get final product; During spectators user's request program, send request by local program operation system forward end server, the front end video server is transferred the respective program part by program description from the audiovisual materials storehouse audiovisual materials send program request to, watch for spectators user, do not need the corresponding audiovisual materials of program are copied in the local program operation system heap file copy time and the memory space of saving; Program can comprise sub-program, also can be multistage, be easy to realize program is segmented, it will be very practical being applied in some news category programs, such as a certain news in the news program is won out separately, generate sub-program and offer spectators user's program request, also have each collection in the TV series to generate a sub-program to spectators user's program request etc., implement very convenient.
Program of the present invention center can be separated with the program operation system, because the programme content of various places program operation system is more similar, such as various places all in playback order program service of the program of doing central authorities one or some other TV station etc., like this can be by the unification of program center that program editing is good, then divide by the network program description document that montage is good to send out, realize synchronous renewal and the maintenance of the programme information of various places program operation system.
The present invention not only can use in direct playing and playback system, and similar need to the application in the system by continuous program recording of time can be had, not only can in the IPTV system based on Ethernet, ADSL network, wireless network, realize, and can in having the Digital Cable Television System of return path, terrestrial broadcast system and satellite digital TV system, realize, return path can be cable TV two-way network or Ethernet or ADSL network or PSTN network or even GSM/CDMA network.
The above only is the preferred embodiments of the present invention; be not so limit claim of the present invention; every equivalent structure or equivalent flow process conversion that utilizes specification of the present invention and accompanying drawing content to do; or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the present invention.
Claims (10)
1. program editing method comprises:
(1) reads original audiovisual materials, play to the montage user;
(2) generate or revise program description according to the appointed information that receives the montage user;
(3) programs stored descriptor;
Described program description is corresponding with program, describe the channel of described program and/or store address, programm name, time started, program duration or concluding time, from described original audiovisual materials, extract the audiovisual materials of described program according to described program description.
2. program editing method according to claim 1 is characterized in that, described original audiovisual materials remain unchanged, and only the program description corresponding with described original audiovisual materials is made amendment.
3. program editing method according to claim 1 is characterized in that, step (2) comprises the time set-up procedure, and described time set-up procedure comprises:
(1) according to the original audiovisual materials of montage user-specific information Extraction parts, the original audiovisual materials of part that extract is played to the montage user;
(2) the montage user generates or revises appointed information according to the original audiovisual materials of playing;
(3) repeat above-mentioned steps until the montage user confirms described appointed information is accurately to the description of program, generate program description according to described appointed information.
4. program editing method according to claim 1 is characterized in that, described program description is kept in the program description list.
5. program editing method according to claim 4 is characterized in that, described program description list is kept in the performance nevigation server of at least one program operation system, and described original audiovisual materials are kept in the storage server of at least one program operation system.
6. program distribution method, it is characterized in that, carry out program editing by the program center, generate program description, the program description that generates is distributed at least one program operation system, described at least one program operation system sends the program acquisition request to described program center, and the program center is according to described program acquisition request, and the program description of respective program is sent to described at least one program operation system;
Describedly carry out program editing by the program center, generate program description and comprise:
(1) reads original audiovisual materials, play to the montage user;
(2) generate program description according to the appointed information that receives the montage user;
Described program description is corresponding with program, describe the channel of described program and/or store address, programm name, time started, program duration or concluding time, from described original audiovisual materials, extract the audiovisual materials of described program according to described program description.
7. program distribution method according to claim 6 is characterized in that, described program center selected part or whole program description send to described at least one program operation system.
8. program distribution method according to claim 6, it is characterized in that, all program description are distributed at described program center, or the program description upgraded of distribution only, or choose and distribute the partial programme descriptor according to program user's instruction, described program center is regularly, irregularly or according to program user's instruction carry out program distribution.
9. program distribution method according to claim 6 is characterized in that, described at least one program operation system comprises respectively the program center, distributes mutually program description between the described program center; Or the shared program center of described at least one program operation system, described program center is respectively to described at least one program operation system distribution program description.
10. program distribution method according to claim 6 is characterized in that, described program center is according to the program acquisition request, also comprises after the program description of respective program is sent at least one program operation system:
Receive the play-on-demand program request that spectators user sends, described play-on-demand program request comprises program description;
According to the program description in the play-on-demand program request, from original audiovisual materials, extract and the corresponding audiovisual materials of described play-on-demand program request;
Described audiovisual materials are played to spectators user.
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| CN2006101704515A CN101212664B (en) | 2006-12-30 | 2006-12-30 | Program editing, distribution, and request method |
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| CN2006101704515A CN101212664B (en) | 2006-12-30 | 2006-12-30 | Program editing, distribution, and request method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101964886A (en) * | 2010-09-03 | 2011-02-02 | 深圳创维数字技术股份有限公司 | EPG calibration system based on user operation log and method |
| US20130290845A1 (en) * | 2010-12-22 | 2013-10-31 | Thomson Licensing | Method and system for sending video edit information |
| CN102137308A (en) * | 2011-03-10 | 2011-07-27 | 华为技术有限公司 | Method and device for making and playing inter-cut scenes in film |
| CN102137300A (en) * | 2011-03-24 | 2011-07-27 | 深圳创维数字技术股份有限公司 | Set top box and program watching method and device based on set top box |
| KR101901929B1 (en) * | 2011-12-28 | 2018-09-27 | 엘지전자 주식회사 | Mobile terminal and controlling method thereof, and recording medium thereof |
| CN102630041B (en) * | 2012-04-01 | 2014-07-09 | 央视国际网络有限公司 | Processing method, device and system for television program data |
| CN109951650B (en) * | 2019-01-07 | 2024-02-09 | 北京汉博信息技术有限公司 | Campus radio station system |
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| WO2006067659A1 (en) * | 2004-12-24 | 2006-06-29 | Koninklijke Philips Electronics N.V. | Method and apparatus for editing program search information |
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| WO2006067659A1 (en) * | 2004-12-24 | 2006-06-29 | Koninklijke Philips Electronics N.V. | Method and apparatus for editing program search information |
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