CN101656839B - Unattended operation method for producing and broadcasting automatic caption list - Google Patents
Unattended operation method for producing and broadcasting automatic caption list Download PDFInfo
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Abstract
The invention relates to a television program producing and broadcasting technique in the field of broadcasting and television, in particular to an unattended operation method for producing and broadcasting an automatic caption list. The method comprises the following steps: allocating a device in charge of producing and verifying captions at a channel side, allocating a device in charge of broadcasting the captions at a broadcasting part, and connecting two systems through a network; uniformly storing data information in the caption producing and broadcasting flow in a core database; and automatically transmitting the produced caption broadcasting materials to the broadcasting part by the caption producing device allocated at the channel side through the network, automatically generating caption objects by a caption list-editing machine at the broadcasting part according to a caption item generation command, automatically transmitting the latest generated caption objects to a caption broadcasting machine corresponding to a channel by the caption list-editing machine according to channel identification information, and performing timed broadcasting or emergency inter cut by the caption broadcasting machine according to a caption broadcasting command. The method can reduce the labor intensity of a worker and increase the security and the stability of broadcasting picture-text information.
Description
Technical field
The present invention relates to broadcasting and TV field TV programme record and broadcast technology, be specifically related to a kind of unattended automatic caption list record and broadcast method.
Background technology
TV station's broadcasting line is the final outlet of TV programme.Generally, there are several channels in a TV station, and each channel has independently playing device.The stability of the correctness of content of TV program, accuracy and playing device is that TV station broadcasts the most problems of concern of department.In case break down, will directly cause the broadcast accident, bring bad social effect.
Present TV station at different levels is all in the transformation of carrying out broadcasting line, to be transformed into based on the tradition broadcast mode of tape the broadcast mode based on hard disk, its reason has three: the first, and technical reason, now under the main trend of digital improvement, become a kind of new technology trend based on the broadcast of hard disk; The second, from the angle of program quality, use Hard Disk Broadcasting can avoid some mechanical wears to the loss of signal that program brings, improve the quality that final program broadcasts; The 3rd, from the angle of using, along with television station channel is integrated, broadcasting line graph text information content broadcast amount task increases, such as the topical news that rolls, accident, travel information information, public service information, real-time weather information, advertisement icon, copy etc.These graph text informations are by superposeing up at broadcasting line configuration film titler.
The record and broadcast pattern of film titler has following two kinds on the at present common broadcasting line:
The first, unit record and broadcast pattern.Be film titler of each channel assignment.The layout of the caption list of this this channel of film titler complete independently and broadcast task.This pattern does not have the record and broadcast flow process of networking, and all volumes are single and broadcast operation, all finish at the film titler of channel.
The second, concentrate single record and broadcast pattern of compiling.Except being broadcasting title machine of each channel assignment, also need to configure one and concentrate the volume unit, be all channel editor captions broadcasting lists by this volume unit, then by procotol these broadcasting lists are sent on the broadcast machine of channel.
In actual use, all there is following problem in above-mentioned two kinds of patterns:
(1) fail safe is low: artificial broadcast accident easily occurs;
(2) repetitive operation: the broadcast content of every day is roughly the same;
(3) personnel waste: every day many people, many order of classes or grades at school, multichannel work;
(4) the content change is inconvenient: can only revise in the system that broadcasts, meet the problem that is difficult for modification when broadcasting state;
(5) the unit single channel is used: when film titler was out of order, the standby promptness of broadcasting was poor;
(6) statistics and the safe file problem of broadcast project: can't gather fast with the safety of caption playing list and file, particularly to broadcast number of times and the broadcast slot of ad content, can't accomplish technically effective statistics, thereby have influence on the economic interests of TV station and manufacturer;
(7) accident responsibility defines difficulty: when the broadcast accident occurring, can't define clearly responsibility from technical standpoint, bring many troubles for the management of TV station.
Summary of the invention
The objective of the invention is the defective for caption list record and broadcast pattern on the present TV station broadcasting line, a kind of unattended automatic caption list record and broadcast method is provided, the method can fundamentally solve above-mentioned variety of issue, and can reduce staff's labour intensity, increase the safety and stability that image-text information broadcasts.
Technical scheme of the present invention is as follows: a kind of unattended automatic caption list record and broadcast method, the method will be responsible for the deployed with devices of captions making and audit in channel side, in broadcast section, two systems connect by network with the deployed with devices of being responsible for caption playing; Data message unification in the caption producing flow process is stored in core database; The captions making apparatus that is deployed in channel side will be made complete caption playing material and automatically send broadcast section to by network, the captions of broadcast section are compiled unit and are generated automatically generation caption object of order according to subtitle item, and according to channel identication information the caption object of up-to-date generation being sent to caption broadcasting machines corresponding to this channel automatically, caption broadcasting machines carries out broadcast regularly according to the caption playing order or promptly intercuts.
Further, aforesaid unattended automatic caption list record and broadcast method, wherein, the data message that is stored in the core database comprises captions making information, caption playing information, caption producing flow process control command.
Further, aforesaid unattended automatic caption list record and broadcast method, wherein, described subtitle item generates order and comprises following information: channel sign, captions type, caption content, template identifier, broadcast type, broadcast time.
Further again, aforesaid unattended automatic caption list record and broadcast method, wherein, it is as follows according to the process that subtitle item generates the automatic generation of order caption object that unit compiled in captions:
(1) after captions are compiled unit and obtained subtitle item and generate order, with this command analysis out, and template is loaded in the internal memory, forms the chained list of a template caption object;
(2) according to the captions type, the caption content in the use subtitle item generation order replaces the counterpart in the chained list, produces the caption object that needs broadcast;
(3) " broadcast type " information and " broadcast time " information of subtitle item being generated in the order are assigned to caption object;
(4) caption object is inserted in the current subtitle list.
Further, aforesaid unattended automatic caption list record and broadcast method, wherein, channel square cards for learning characters screen making equipment is sent to application server by network with the relevant information of plant seeds by airplane captions and footmark, and application server will be made complete caption playing material and automatically send corresponding captions to and compile unit and caption broadcasting machines.
Further again, aforesaid unattended automatic caption list record and broadcast method, wherein, core database records the plant seeds by airplane content, and manages broadcasting material, and expired footmark is deleted automatically.
Further, aforesaid unattended automatic caption list record and broadcast method, wherein, the caption broadcasting machines of each channel has discharge time for this channel fix, and caption broadcasting machines carries out unloading and the loading of unattended caption list automatically.
Further again, aforesaid unattended automatic caption list record and broadcast method, wherein, the step of carrying out Self-tipping and loading is as follows:
(1) after caption broadcasting machines detects discharge time, automatically current program subtitle list is uninstalled, then from the new one day programme of trend database service application;
(2) database service from database, extracts all the captions tasks that need to broadcast on the same day according to channel identication information, forms a tabulation;
(3) database service is compiled unit with the captions that subtitle list is pushed to broadcast section automatically;
(4) captions are compiled unit according to the captions task, after mating with template, automatically generate various types of caption object, are pushed to caption broadcasting machines.
Beneficial effect of the present invention is as follows: the present invention is according to the application demand of broadcasting line film titler, adopt the broadcasting line caption producing flow process of distributed network automatically, carry out making and the audit of broadcasting title in channel side, and driving core volume unit generates caption broadcasting list automatically, then automatically submit to be sent on the broadcasting title machine, carry out the automatic broadcast of captions.By these technological means, can realize the unattended automatically working pattern of broadcast section, reach responsibility boundary, save manpower, reduce labour intensity, greatly avoid the purposes such as artificial origin's mistake and accident generation, ensured fail safe, high efficiency and the stability of caption broadcasting system.
Description of drawings
Fig. 1 is the system construction drawing of the distributed network sharing application pattern of the method for the invention.
Fig. 2 disposes schematic diagram based on distributed making apparatus and playing device.
Fig. 3 is the image-text information caption information way to manage schematic diagram that separates based on record and broadcast.
Fig. 4 is the generation of unattended automatic caption list, transmission and playing flow path schematic diagram.
Fig. 5 is Self-tipping and the load mode schematic diagram of unattended caption list.
Embodiment
Below in conjunction with drawings and Examples the present invention is described in detail.
Unattended automatic caption list record and broadcast method be will be responsible for that captions are made and the deployed with devices of audit in channel side, in broadcast section, two systems connect by network with the deployed with devices of being responsible for caption playing; Data message unification in the caption producing flow process is stored in core database; The captions making apparatus that is deployed in channel side will be made complete caption playing material and automatically send broadcast section to by network, the captions of broadcast section are compiled unit and are generated automatically generation caption object of order according to subtitle item, and according to channel identication information the caption object of up-to-date generation being sent to caption broadcasting machines corresponding to this channel automatically, caption broadcasting machines carries out broadcast regularly according to the caption playing order or promptly intercuts.
The distributed network sharing application modular system that Fig. 1 makes up for using the method for the invention according to TV station's business characteristic, is deployed in respectively channel side and broadcast section with record and broadcast equipment.Wherein, the making apparatus that is deployed in channel side is connected with the channel office network respectively, and each maker 1 is responsible for the captions of a channel and is made and audit; Broadcast section concentrates and to dispose the automatic broadcast machine 2 of captions, unit 5, core database server 3 compiled automatically in captions, playing device respectively with broadcasting line captions network connection.Interconnect by the exchange between grids machine between channel office network and the broadcasting line captions network, carry out the mutual of data flow by gateway.Also be provided with application server 4 with broadcasting line captions network connection in broadcast section, channel side's maker 1 is sent to application server 4 by network with the relevant information of plant seeds by airplane captions and footmark, and application server 4 will be made complete caption playing material and automatically send corresponding captions to and compile unit 5 and caption broadcasting machines 2.
By said method, the equipment of channel side only is responsible for making and the audit of captions, and the equipment of broadcast section is responsible for the final broadcast of captions.All data (caption list, control command, statistical information) in this system flow all are stored in the core database server.The correctness of caption content ensures by channel side, and the stability of caption playing is ensured by broadcast section.In case the broadcast accident that caption content, equipment fault cause occurs, can inquire about by the Operation Log in the database very efficiently.This deployment scenario based on distributed making apparatus and playing device as shown in Figure 2.
As shown in Figure 3, in the workflow that record and broadcast separates, all information is taked centralized stores, decentralized technology.Traffic flow information comprises such as Types Below:
1. information made in captions, comprises text message (comprising various types of topical newss, accident, travel information, public service, real-time weather information, spectators' note), animation file (comprising various types of advertisement footmarks, TV play title footmark), image file (comprising various types of advertisement footmarks, TV play title footmark).These information are compiled the unit generation by the terminal system of channel side and the captions of broadcast section, are mainly managed by channel side, comprise establishment, audit, modification, renewal, storage, maintenance strategy etc.
2. caption playing information comprises the various caption object that finally present in the TV subtitling mode, as drawing roll screen, TV play at the bottom of the text dynamically and static name, TV station's station symbol, dynamically and static advertising.These information are produced by the caption broadcasting machines of broadcast section, are mainly managed by broadcast section.
3. caption producing flow process control command comprises that subtitle item drives to generate order, caption playing order, promptly intercut order, the order of caption list automatic loading, the order of caption list Self-tipping.Caption producing flow process control command is compiled unit, caption broadcasting machines generation by the terminal system of channel side, the captions of broadcast section.All these orders are all stored in the core database, read and do further processing by corresponding recipient, receive after " obtaining whole single command " that broadcast section captions volume unit sends such as channel side's maker, just from core database, read the programme on the same day and send " sending whole single command ", after the captions volume unit of broadcast section obtains this control command, programme is parsed, generate subtitle list.These control informations are finished automatically by the works engine, need not manual intervention.
As shown in Figure 4, the present invention has realized the generation of unattended automatic caption list, transmission and playing flow path.Channel side's terminal by the application server access database, realizes the functions such as login, clauses and subclauses typing, audit, retrieval, file loading by the network connection application server.
The groundwork flow process of channel side's terminal (maker) is:
In this flow process, channel side's terminal is born the Data Enter work of each channel plant seeds by airplane captions, footmark, can define in client the relevant information of plant seeds by airplane captions and footmark, is sent to application server; Application server is undertaken attribute definition and the making work of all subtitle files, automatically send corresponding captions volume unit and caption broadcasting machines to making complete caption playing material, what the film titler of each channel mainly moved is the caption playing program, accept in real time broadcast task and stable broadcast that application server sends, personnel do not carry out any operation to it generally speaking; The subtitle item that channel side's terminal is submitted to stores into first in the core database, then the local material that uses in this subtitle item (footmark image file and animation file), send corresponding caption broadcasting machines and captions volume unit at synchronization, if current this subtitle item belongs to the captions task on the same day, then channel side's terminal system also will be by sending one " flow process control command ", unit compiled in the notice captions, then captions are compiled unit and are taken out this subtitle item from database, generate a caption object, show at the volume unit.
Database server is responsible for recording all title information and broadcast task and daily record, the information such as record plant seeds by airplane content, and the broadcast material of footmark etc. managed, expired footmark is deleted automatically, the function of the online programme of automatic acquisition is born by application server, main task be obtain programme, mate the concrete caption playing task of rear generation and the distribution.
If online programme is modified, to caption broadcasting system, system newly mates each scene according to up-to-date online substance and broadcasts attribute, upgrades the subtitle editing and playing list, does not need to carry out manual operation again with the online list after transmission is upgraded automatically.
The relevant device (compiling unit, broadcast machine) of disposing in broadcast section is to be in unattended automatically working pattern.The generation of caption list is initiated by channel side, the volume unit that drives broadcast section by subtitle item generation order generates caption object automatically, compile unit and can automatically be sent to broadcast machine corresponding to this channel to the caption object of up-to-date generation according to channel identication information, broadcast machine carries out broadcast regularly according to the caption playing order or promptly intercuts.
In network control order " subtitle item generation ", include following information:
(a) channel indicates--by the unified management to all channels, can be unique identifier of each channel allocation.
(b) captions type--the types such as " literal footmark ", " picture footmark ", " animation footmark ", " rolling plant seeds by airplane " can be arranged.
(c) caption content--corresponding " literal footmark " type, content is some text-strings; Corresponding " picture footmark " type, content is an image file; Corresponding " animation footmark " type, caption content is an animation file; Corresponding " rolling plant seeds by airplane " type, content is a text-string.
(d) the masterplate identifier one--by the unified management to template, can distribute a unique identifier to all templates of each channel.Masterplate identifier between different channel can be identical, but the ID of all masterplates in a channel must be unique.
(e) broadcast type--stipulated the broadcast type of captions: be to broadcast according to number of times, or resident circulation is broadcasted.
(f) zero-time and concluding time that broadcast time--caption object is broadcasted, if there is not broadcast time, then these clauses and subclauses are promptly to intercut clauses and subclauses.
Captions are compiled after unit " subtitle item generation " control command on obtain, and with this command analysis out, carry out Auto-matching according to information listed above and template, generate caption object, are inserted in the current caption broadcasting list.
Said process is described in detail as follows:
(1) after captions are compiled unit and obtained " subtitle item generations " order, with this command analysis out, and template is loaded in the internal memory chained list L of a template caption object of formation;
(2) if " text footmark " or " rolling plant seeds by airplane " type, search among the chained list L caption object B that name is called " repl ace ", " content of text " in the utility command replaces the Word message of B, and the caption object after the generation is exactly the caption object D that needs broadcast;
(3) if " picture footmark " or " animation footmark " type, search among the chained list L caption object B that name is called " replace ", " image file " in the utility command or the complete trails information of " animation file " replace the file path of B, and the caption object after the generation is exactly the caption object D that needs broadcast;
(4) with " broadcast type " information and " broadcast time " information of " subtitle item generation " control command, be assigned to caption object D;
(5) caption object D is inserted in the current subtitle list;
(6) captions volume unit sends this caption object D on the caption broadcasting machines of corresponding channel to according to channel identication information;
(7) caption broadcasting machines parses caption object D, is " promptly intercutting clauses and subclauses " if determine, and then starts to broadcast engine broadcasting title object D at once; Otherwise these clauses and subclauses are inserted in the subtitle list according to time sequencing, by the time broadcast.
Described template is exactly that some are stored in application server, the subtitle file on unit and the caption broadcasting machines compiled in captions.Template is compiled the unit creation by captions, and the fixed format of corresponding caption playing comprises the parameters such as color, font, font size, position, trick mode.Usually each channel has own different subtitle template.After the template creation produces, by " flow through a network control command " these templates are sent to application server and caption broadcasting machines.
Just because the channel of most TV station all is to finish the broadcast of program in morning, in order to reduce operator on duty's working strength, system of the present invention provides a kind of unattended caption list Self-tipping and loading technique.The core of this technology is to be discharge time of each channel fix, after having arrived this time, system uninstalls current program subtitle list automatically, then from the new one day programme of trend database service application, the database service meeting is according to channel identication information, from database, extract all the captions tasks that need to broadcast on the same day, form a tabulation, automatically be pushed to the single film titler of automatic volume of broadcast section, automatically compile single film titler according to the captions task, after mating with template, automatically generate various types of caption object, be pushed to the broadcasting title machine.All said process need not manual intervention.
The Self-tipping of unattended caption list and load mode as shown in Figure 5, the idiographic flow that indicates among the figure is as follows:
Step is 1.: after caption broadcasting machines detects discharge time, automatically current program subtitle list is uninstalled, then from the new one day programme of trend database service application;
Step is 2.: the database service meeting from database, extracts all the captions tasks that need to broadcast on the same day according to channel identication information, forms a tabulation;
Step is 3.: database service is compiled unit with the captions that subtitle list is pushed to broadcast section automatically;
Step is 4.: captions are compiled unit according to the captions task, after mating with template, automatically generate various types of caption object, are pushed to caption broadcasting machines.
The present invention is mainly used in the caption producing flow process of broadcasting and TV field TV programme record and broadcast mechanism, related to the deployment based on distributed making apparatus and playing device, manage based on the broadcasting line image-text information caption information that record and broadcast separates, unattended automatic caption list generates, transmit and playing flow path, and the technology contents such as the Self-tipping of unattended caption list and loading, by these technological means, reach responsibility boundary, save manpower, reduce labour intensity, greatly avoid the purposes such as artificial origin's mistake and accident generation, ensure the fail safe of caption broadcasting system, high efficiency and stability.
Method of the present invention is not limited to the embodiment described in the embodiment, and those skilled in the art's technical scheme according to the present invention draws other execution mode, belongs to equally technological innovation scope of the present invention.
Claims (6)
1. unattended automatic caption list record and broadcast method is characterized in that: the method will be responsible for that captions are made and the deployed with devices of audit in channel side, in broadcast section, two systems connect by network with the deployed with devices of being responsible for caption playing; Data message unification in the caption producing flow process is stored in core database; The captions making apparatus that is deployed in channel side will be made complete caption playing material and automatically send broadcast section to by network, the captions of broadcast section are compiled unit and are generated automatically generation caption object of order according to subtitle item, and according to channel identication information the caption object of up-to-date generation is sent to caption broadcasting machines corresponding to this channel automatically, caption broadcasting machines carries out broadcast regularly according to the caption playing order or promptly intercuts, the caption broadcasting machines of each channel has discharge time for this channel fix, and caption broadcasting machines carries out unloading and the loading of unattended caption list according to the following steps automatically:
(1) after caption broadcasting machines detects discharge time, automatically current program subtitle list is uninstalled, then from the new one day programme of trend database service application;
(2) database service from database, extracts all the captions tasks that need to broadcast on the same day according to channel identication information, forms a tabulation;
(3) database service is compiled unit with the captions that subtitle list is pushed to broadcast section automatically;
(4) captions are compiled unit according to the captions task, after mating with template, automatically generate various types of caption object, are pushed to caption broadcasting machines.
2. unattended automatic caption list record and broadcast method as claimed in claim 1 is characterized in that: be stored in data message in the core database and comprise that captions make information, caption playing information, caption producing flow process control command.
3. unattended automatic caption list record and broadcast method as claimed in claim 1 or 2 is characterized in that: described subtitle item generates order and comprises following information: channel sign, captions type, caption content, template identifier, broadcast type, broadcast time.
4. unattended automatic caption list record and broadcast method as claimed in claim 3 is characterized in that: captions are compiled unit and are generated order according to subtitle item automatically to generate the process of caption object as follows:
(1) after captions are compiled unit and obtained subtitle item and generate order, with this command analysis out, and template is loaded in the internal memory, forms the chained list of a template caption object;
(2) according to the captions type, the caption content in the use subtitle item generation order replaces the counterpart in the chained list, produces the caption object that needs broadcast;
(3) " broadcast type " information and " broadcast time " information of subtitle item being generated in the order are assigned to caption object;
(4) caption object is inserted in the current subtitle list.
5. unattended automatic caption list record and broadcast method as claimed in claim 1 or 2, it is characterized in that: channel square cards for learning characters screen making equipment is sent to application server by network with the relevant information of plant seeds by airplane captions and footmark, and application server will be made complete caption playing material and automatically send corresponding captions to and compile unit and caption broadcasting machines.
6. unattended automatic caption list record and broadcast method as claimed in claim 5 is characterized in that: core database record plant seeds by airplane content, and manage broadcasting material, expired footmark is deleted automatically.
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| CN 200810117979 CN101656839B (en) | 2008-08-19 | 2008-08-19 | Unattended operation method for producing and broadcasting automatic caption list |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102740166B (en) * | 2011-03-31 | 2016-08-17 | 新奥特（北京）视频技术有限公司 | A kind of system and method for remote video insertion |
| CN102724439A (en) * | 2011-05-10 | 2012-10-10 | 新奥特（北京）视频技术有限公司 | Method and system for realizing caption broadcasting service |
| CN102724425B (en) * | 2011-11-29 | 2017-08-04 | 新奥特（北京）视频技术有限公司 | A kind of method that teletext template is broadcasted |
| CN103067649B (en) * | 2012-12-28 | 2014-03-12 | 中央电视台 | High precision synchronous broadcast control achieving method of channel broadcast system and channel packaging system |
| CN104427257B (en) * | 2013-08-23 | 2018-12-11 | 北大方正集团有限公司 | Playing method and device for outdoor large screen |
| CN108924598A (en) * | 2018-06-29 | 2018-11-30 | 北京优酷科技有限公司 | Video caption display methods and device |
| CN108833991A (en) * | 2018-06-29 | 2018-11-16 | 北京优酷科技有限公司 | Video caption display methods and device |
| CN115834971A (en) * | 2022-11-02 | 2023-03-21 | 中央广播电视总台 | Subtitle generating method, device and storage medium |
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|---|---|---|---|---|
| EP1237366A2 (en) * | 2001-03-02 | 2002-09-04 | General Instrument Corporation | Methods and apparatus for the provision of user selected advanced closed captions |
| CN1822651A (en) * | 2005-11-21 | 2006-08-23 | 深圳创维－Rgb电子有限公司 | Method for dynamically forming caption image data and caption data flow |
| CN101188695A (en) * | 2007-11-19 | 2008-05-28 | 新奥特（北京）视频技术有限公司 | A method for separation, preparation and playing of TV station caption and video |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1237366A2 (en) * | 2001-03-02 | 2002-09-04 | General Instrument Corporation | Methods and apparatus for the provision of user selected advanced closed captions |
| CN1822651A (en) * | 2005-11-21 | 2006-08-23 | 深圳创维－Rgb电子有限公司 | Method for dynamically forming caption image data and caption data flow |
| CN101188695A (en) * | 2007-11-19 | 2008-05-28 | 新奥特（北京）视频技术有限公司 | A method for separation, preparation and playing of TV station caption and video |
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