CN101848342A - System and method for broadcasting and controlling subtitle - Google Patents
System and method for broadcasting and controlling subtitle Download PDFInfo
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- CN101848342A CN101848342A CN201010301432A CN201010301432A CN101848342A CN 101848342 A CN101848342 A CN 101848342A CN 201010301432 A CN201010301432 A CN 201010301432A CN 201010301432 A CN201010301432 A CN 201010301432A CN 101848342 A CN101848342 A CN 101848342A
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Abstract
The invention relates to a system and a method for broadcasting and controlling a subtitle; the system comprises a program list editing unit of a broadcasting control device; the program list editing unit is connected with a program list memory; the program list memory is connected with the program list broadcasting unit of the broadcasting control device; a subtitle editing interface is arranged in the program list editing unit, and the subtitle editing interface is connected with a subtitle rendering unit; and a subtitle broadcasting interface is connected with a subtitle controlled rendering and broadcasting unit. The subtitle editing and broadcasting system constructed through the method improves the automation degree of the synchronous operation of channel on-line subtitle production and broadcasting and a channel broadcasting control system, improves the safety of program broadcasting and saves resources; and particularly in a channel general control broadcasting control system, the invention provides a good work mode and the working method for producing subtitle content items in large scale and broadcasting control by frame.
Description
Technical field
The present invention relates to a kind of system and method for broadcasting and controlling subtitle, is a kind of system and method for digital processing, is a kind of video image adds captions in the broadcast process system and method.
Background technology
Along with the increase day by day of TV station's overall traffic, the quantity that captions broadcast also is being on the increase, and the form that captions broadcast is also various day by day, and most of captions need cooperate the video frequency program list to carry out accurate regularly broadcast.These business demands all go out mode to the volume clean culture of online captions in the master control broadcast system has higher requirement, and traditional unit film titler can not satisfy business need.Traditional captions broadcast to adopt at channel and broadcast film titler of downstream placement, general employing of broadcast time sequence for captions manually added or the outside method that imports channel broadcast items list, add caption content afterwards, mix device by key and caption signal is added to broadcasts in the passage.
Summary of the invention
For solving prior art problems, the present invention proposes a kind of technical scheme of system and method for broadcast control system subtitle.Described system and method operates in TV station's master control broadcast system, at the programme editor of playing control system end caption system edition interface unit is set, and is used for the caption content editor.Programme broadcast end at playing control system is provided with caption system broadcast interface unit, is used for broadcasting simultaneously the synchronous broadcast of caption content at video frequency program.The editor of captions by the rigid adding after broadcasting, is become the process synchronous with the programme editor.The volume clean culture that described method has greatly been simplified captions goes out flow process, reduce the manual operation intervention, improved online captions broadcast fail safe in the channel master control broadcast system, captions broadcast the precision aspect and have accomplished the frame precision, have improved online captions program production efficiency of channel and effect.
The object of the present invention is achieved like this: a kind of system of broadcast control system subtitle, described system comprises the programme edit cell that broadcasts control device, described programme edit cell is connected with the programme memory, described programme memory broadcasts the unit with the programme that broadcasts control device and is connected, in the described programme edit cell caption editing interface is set, described caption editing interface is connected with the caption rendering unit; Described captions broadcast interface and are connected with the controlled broadcast unit of playing up of captions.
A kind of caption editing method that uses described system, the step of described method is as follows:
Add the process of captions:
The interpolation captions process of the captions relevant with looking audio frequency:
The step of editing program list is used for the programme edit cell at master control broadcast control device, compiles the video-audio program list;
Call the step of captions edition interface: be used for broadcasting the programme edit cell of control device, in the video-audio program list, choose the video-audio program that needs editor's caption content, call the captions edition interface in master control;
The step of editor's captions is used for broadcasting in master control the programme edit cell of control device, carries out the editor of caption content with the caption editing interface, and caption content editor enters " steps of preservation captions " after finishing;
The interpolation captions process of irrelevant captions with looking audio frequency:
Call the step of captions edition interface: be used for broadcasting the programme edit cell of control device, call the captions edition interface in master control;
The step of editor's captions: be used for broadcasting in master control the programme edit cell of control device, use the caption editing interface, carry out the caption content editor, caption content editor enters " step of preserving captions " after finishing;
The process of caption content is adjusted in change:
The captions process is adjusted in the change of the captions relevant with looking audio frequency:
Call the step of captions edition interface: be used for broadcasting the programme edit cell of control device, in the video-audio program list, choose the video-audio program that needs change to adjust caption content, call the captions edition interface in master control;
The step of captions is adjusted in change, is used for broadcasting in master control the programme edit cell of control device, uses the caption editing interface, carries out the change adjustment of caption content, and this step enters " step of preserving captions " after finishing;
The captions process is adjusted in the change of irrelevant captions with looking audio frequency:
Call the step of captions edition interface: be used for broadcasting the programme edit cell of control device, call the captions edition interface in master control;
The step of captions is adjusted in change: be used for broadcasting in master control the programme edit cell of control device, use the caption editing interface, carry out the caption content change and adjust, this step enters " step of preserving captions " after finishing;
Preserve the step of captions, be used for broadcasting the programme edit cell of control device, preserve the data record item that the information of finishing the caption content editor arrives video-audio program in master control;
Submit the step of programme to: be used to finish the editor of video-audio program list, the video-audio program list is preserved submission;
The playing process of captions:
Load the step of programme: be used for broadcasting the control device programme and broadcast end, load the video-audio program list of submitting in master control;
Programme broadcasts the step of control: be used for broadcasting the control device programme in master control and broadcast end, the video-audio program clean culture is gone out control;
Call the step that captions broadcast interface: be used for broadcasting control device programme broadcast end and call captions broadcast interface in master control;
Caption content is broadcasted the step of control: be used for broadcasting the control device programme in master control and broadcast end, broadcast interface with captions, carry out the corresponding subtitle content and broadcast control.
The beneficial effect that the present invention produces is: add captions in the programme editing process and effectively avoided secondary editor caption content broadcasting list problem owing to adopted, increase work efficiency, saved the resource of TV station; Improve the fail safe that caption content is broadcasted simultaneously, do not needed the artificial operation that imports the video-audio program list of manually deriving; Video-audio program is monotropic more to be dropped to minimum to the change of captions influence, operation for the modification of video-audio program, need not to pass through to derive the mode sychronization captions content broadcasting list time that imports again and revise caption content, directly call the relevant caption content of video-audio program of captions edition interface unit modification change and can finish.The additions and deletions of caption content will be done the change of corresponding subtitle content with the additions and deletions of video-audio program.Realize the broadcast of caption content and the accurate coupling that video-audio program broadcasts, broadcasted at video-audio program and carry out the broadcast control that captions broadcast simultaneously, reduced the complexity of captions control.The editor of caption content and broadcast are controlled by the master control playing control system fully, unified editor, and unified the broadcast accomplished the control of frame precision.
In general,, improved the automaticity that the synchronous operation of broadcasting co-channel playing control system made in the online captions of channel, increased program and broadcasted fail safe, saved resource by the caption editing broadcast system that uses this method to make up; Especially in channel master control playing control system, carry out the production of caption content clauses and subclauses on a large scale and be accurate to frame broadcast control good work mode and method of work are provided.
Description of drawings
The invention will be further described below in conjunction with drawings and Examples.
Fig. 1 is the principle schematic of traditional captions broadcast system;
Fig. 2 is the system principle diagram of the embodiment of the invention one described broadcast control system subtitle;
Fig. 3 is the system principle diagram of the embodiment of the invention one described broadcast control system subtitle;
Fig. 4 is the method flow diagram of the embodiment of the invention two described broadcast control system subtitles.
Embodiment
Embodiment one:
Fig. 1 is traditional captions broadcast system principle schematic.During tradition unit film titler used, the upstream was that master control is broadcasted control device, and the unit film titler is inserted in the downstream, and terminal is the television channel passage.The broadcast of traditional caption machine is fairly simple, can broadcast then in downstream manual editing's captions programme, also can manually go up captions, and that does is reasonable, can support to import the video-audio program list that master control is broadcasted to be derived.
Tradition unit film titler need use two single softwares of volume in two systems to carry out the volume list twice simultaneously, mainly has following problem:
First resource consumption is serious, and the editor of programme needs twice manual volume list or need be undertaken by the mode of artificial importing;
Second exists serious potential safety hazard, manual volume single operation mode, and fail safe for a long time is low, particularly at the many channels of subtitle item;
The 3rd is unfavorable for the change of programme, and in TV station's broadcast operation flow of reality, the change of channel program list happens occasionally.Use traditional caption machine mode, the change of video-audio program list causes the synchronous change of downstream caption content broadcasting list, has increased captions operating personnel's workload virtually;
The 4th serious stationary problem that broadcasts, the broadcast of traditional approach captions only come to carry out synchronously with the channel program broadcast by system time, and fail safe is low; Add that channel program broadcasts the increase of mode, also increased the complexity of captions broadcast Synchronization Control, captions broadcast the coupling accuracy with video-audio program, restricted synchronously by system time.
Present embodiment is a kind of system of broadcast control system subtitle, shown in Fig. 2,3.The described system of present embodiment has cancelled film titler, caption editing is incorporated master control fully broadcast in the control device.Described system comprises the programme edit cell of (as shown in Figure 3) broadcast control device, described programme edit cell is connected with the programme memory, described programme memory broadcasts the unit with the programme that broadcasts control device and is connected, in the described programme edit cell caption editing interface is set, described caption editing interface is connected with the caption rendering unit; Described captions broadcast interface and are connected with the controlled broadcast unit of playing up of captions.
The described broadcasting and controlling subtitle machine of present embodiment system, the caption content that video-audio program is relevant is directly embedded in this video-audio program data record, the caption content irrelevant with video-audio program then has been embedded in the data record of video-audio program list, thereby realized the accurate coupling of time with the time of corresponding captions of video-audio program, and with the accurate coupling of the time and the programme time of the uncorrelated captions of video-audio program.
By broadcasting in the control device in master control, video-audio program list editor holds subtitle edition interface (can be ActiveX plug-in unit [movable component interface object]).This interface is by mutual with the caption rendering unit, carry out the content information editor of captions, be packaged into XML (Extensible Markup Language, the extendible SGML) format text of consolidation form with editting caption information, be bundled on the entry data of video-audio program.The broadcast end of video-audio program list, the captions that adopt caption system to provide broadcast interface (can be ActiveX plug-in unit [component interface object]), the scheduling captions broadcast control interface and broadcast the unit to caption rendering, when playing control system broadcasts control to video-audio program, realization is to the broadcast control of the relevant captions of video-audio program, and by captions control interface unit realize to the broadcast control of the irrelevant captions of video-audio program.Thereby realized the unified editing program list of video-audio program and subtitle item in the master control broadcast system, the unified broadcast controlled.
Adopt the ActiveX card format to realize, can reduce master control greatly and broadcast the degree of coupling of control device with caption system.Use ActiveX card format interface simple in addition, be convenient to realize.Other can realize that the form of present embodiment one has DLL (dynamic base plug-in unit) etc.
Embodiment two:
Present embodiment is the caption editing method of a kind of embodiment of use one described system, and the flow chart of described method as shown in Figure 4
The process of the described method of present embodiment is divided into two parallel processes: add the process of captions, the process that caption content is adjusted in change.And these two processes comprise two processes respectively: the interpolation captions process of the captions relevant with looking audio frequency, the interpolation captions process of irrelevant captions with looking audio frequency.The processing procedure of captions is not too identical.Its key is, the captions relevant with looking audio frequency add process, and the captions adjustment process relevant with looking audio frequency, towards data object be the caption text data object of the sub-program cells Data Encapsulation of wall scroll in the programme; Yet the interpolation process of irrelevant captions with looking audio frequency, and with looking audio frequency the change procedure of irrelevant captions, towards caption data to as if the embedded caption text data object of programme itself.Master control is broadcasted control device only needs to be concerned about the memory location of caption text data, and does not need to be concerned about the content and the specific implementation of caption text data.The broadcast process of captions is master control to be broadcasted the caption text data object that control device preserves broadcast unit interface by captions equally, carries out the broadcast control operation of corresponding caption content.
The concrete steps of the described method of present embodiment are as follows:
Add the process of captions:
The interpolation captions process of the captions relevant with looking audio frequency:
The step of editing program list is used for the programme edit cell at master control broadcast control device, compiles the video-audio program list;
Call the step of captions edition interface: be used for broadcasting the programme edit cell of control device, in the video-audio program list, choose the video-audio program that needs editor's caption content, call the captions edition interface in control;
The step of editor's captions is used for broadcasting in control the programme edit cell of control device, carries out the editor of caption content with the caption editing interface, and this step enters " steps of preservation captions " after finishing;
The interpolation captions process of irrelevant captions with looking audio frequency:
Call the step of captions edition interface: be used for broadcasting the programme edit cell of control device, call the captions edition interface in master control;
The step of editor's captions: be used for broadcasting in master control the programme edit cell of control device, use the caption editing interface, carry out the caption content editor, this step enters " step of preserving captions " after finishing;
The process of caption content is adjusted in change:
The captions process is adjusted in the change of the captions relevant with looking audio frequency:
Call the step of captions edition interface: be used for broadcasting the programme edit cell of control device, in the video-audio program list, choose the video-audio program that needs change to adjust caption content, call the captions edition interface in control;
The step of captions is adjusted in change, is used for broadcasting in control the programme edit cell of control device, uses the caption editing interface, carries out the change adjustment of caption content, and this step enters " step of preserving captions " after finishing;
The captions process is adjusted in the change of irrelevant captions with looking audio frequency:
Call the step of captions edition interface: be used for broadcasting the programme edit cell of control device, call the captions edition interface in master control;
The step of captions is adjusted in change: be used for broadcasting in master control the programme edit cell of control device, use the caption editing interface, carry out the caption content change and adjust, this step enters " step of preserving captions " after finishing;
Preserve the step of captions, be used for broadcasting the programme edit cell of control device, preserve and finish the data record item of caption content editor's information XML to video-audio program in master control; The XML form is present popular formatted text file form, and other instruments supportive fine is convenient to resolve and storage simultaneously.In addition, can also adopt other mark script to carry out data record, as formatted text file of privatization etc.
Submit the step of programme to: be used to finish the editor of video-audio program list, the video-audio program list is preserved submission;
The broadcast of captions:
Load the step of programme: be used for broadcasting the control device programme and broadcast end, load the video-audio program list of submitting in master control;
Programme broadcasts the step of control: be used for broadcasting the control device programme in master control and broadcast end, the video-audio program clean culture is gone out control;
Call the step that captions broadcast interface: be used for broadcasting control device programme broadcast end and call captions broadcast interface in master control;
Caption content is broadcasted the step of control: broadcast the control device programme in master control and broadcast end, broadcast interface with captions, carry out the corresponding subtitle content and broadcast control.
Subtitle system in the master control playing control system has given full play to the advantage in the playing control system control, and the advantage of the rendering effect of caption system self; Realized the principle of master control automation of broadcast continuity, accuracy, fail safe and fluency.On operation flow and subtitle item content production, be a kind of successful innovation, meet very much the use habit and the business need of existing big-and-middle-sized TV station.Be current caption content and a kind of trend and the flag that broadcast the networking application.
It should be noted that at last, below only unrestricted in order to technical scheme of the present invention to be described, although the present invention is had been described in detail with reference to the preferred arrangement scheme, those of ordinary skill in the art is to be understood that, can make amendment or be equal to replacement technical scheme of the present invention (such as front and back order of the position of interface, step or the like), and not break away from the spirit and scope of technical solution of the present invention.
Claims (4)
1. the system of a broadcasting and controlling subtitle, described system comprises the programme edit cell that broadcasts control device, described programme edit cell is connected with the programme memory, described programme memory broadcasts the unit with the programme that broadcasts control device and is connected, it is characterized in that, in the described programme edit cell caption editing interface is set, described caption editing interface is connected with the caption rendering unit; Described captions broadcast interface and are connected with the controlled broadcast unit of playing up of captions.
2. system according to claim 1 is characterized in that, it is ActiveX plug-in object form that described caption editing interface and captions broadcast interface.
3. method of using the broadcasting and controlling subtitle of the described system of claim 1 is characterized in that the step of described method is as follows:
Add the process of captions:
The interpolation captions process of the captions relevant with looking audio frequency:
The step of editing program list is used for the programme edit cell at master control broadcast control device, compiles the video-audio program list;
Call the step of captions edition interface: be used for broadcasting the programme edit cell of control device, in the video-audio program list, choose the video-audio program that needs editor's caption content, call the captions edition interface in master control;
The step of editor's captions is used for broadcasting in master control the programme edit cell of control device, carries out the editor of caption content with the caption editing interface, and this step enters " steps of preservation captions " after finishing;
The interpolation captions process of irrelevant captions with looking audio frequency:
Call the step of captions edition interface: be used for broadcasting the programme edit cell of control device, call the captions edition interface in master control;
The step of editor's captions: be used for broadcasting in master control the programme edit cell of control device, use the caption editing interface, carry out the caption content editor, this step enters " step of preserving captions " after finishing;
The process of caption content is adjusted in change:
The captions process is adjusted in the change of the captions relevant with looking audio frequency:
Call the step of captions edition interface: be used for broadcasting the programme edit cell of control device, in the video-audio program list, choose the video-audio program that needs change to adjust caption content, call the captions edition interface in master control;
The step of captions is adjusted in change, is used for broadcasting in master control the programme edit cell of control device, uses the caption editing interface, carries out the change adjustment of caption content, and this step enters " step of preserving captions " after finishing;
The captions process is adjusted in the change of irrelevant captions with looking audio frequency:
Call the step of captions edition interface: be used for broadcasting the programme edit cell of control device, call the captions edition interface in master control;
The step of captions is adjusted in change: be used for broadcasting in master control the programme edit cell of control device, use the caption editing interface, carry out the caption content change and adjust, this step enters " step of preserving captions " after finishing;
Preserve the step of captions, be used for broadcasting the programme edit cell of control device, preserve the data record item that the information of finishing the caption content editor arrives video-audio program in master control;
Submit the step of programme to: be used to finish the editor of video-audio program list, the video-audio program list is preserved submission;
The broadcast of captions:
Load the step of programme: be used for broadcasting the control device programme and broadcast end, load the video-audio program list of submitting in master control;
Programme broadcasts the step of control: be used for broadcasting the control device programme in master control and broadcast end, the video-audio program clean culture is gone out control;
Call the step that captions broadcast interface: be used for broadcasting control device programme broadcast end and call captions broadcast interface in master control;
Caption content is broadcasted the step of control: be used for broadcasting the control device programme in master control and broadcast end, broadcast interface with captions, carry out the corresponding subtitle content and broadcast control.
4. method according to claim 3 is characterized in that, caption content editor's information is preserved with XML formatted file form in the step of described preservation captions.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2010103014328A CN101848342B (en) | 2010-02-09 | 2010-02-09 | System and method for broadcasting and controlling subtitle |
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| CN2010103014328A CN101848342B (en) | 2010-02-09 | 2010-02-09 | System and method for broadcasting and controlling subtitle |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102547146A (en) * | 2010-12-29 | 2012-07-04 | 新奥特（北京）视频技术有限公司 | System and method for interacting subtitle data |
| CN102724442A (en) * | 2011-05-13 | 2012-10-10 | 新奥特（北京）视频技术有限公司 | Method and system for broadcasting control of timing material of caption generator |
| CN102739987A (en) * | 2011-05-06 | 2012-10-17 | 新奥特（北京）视频技术有限公司 | Method and system for realizing independent subtitle previewing module |
| CN109981997A (en) * | 2017-12-27 | 2019-07-05 | 艾迪普（北京）文化科技股份有限公司 | A kind of broadcast system and method for video acquisition and picture and text mixing |
| CN116744037A (en) * | 2023-08-10 | 2023-09-12 | 北京广播电视台 | Video file processing method, system, server, equipment and medium |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100515049C (en) * | 2007-11-19 | 2009-07-15 | 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 |
| CN101388969B (en) * | 2008-09-10 | 2010-12-01 | 新奥特（北京）视频技术有限公司 | On-line playbill driven multiple channel subtitle editing and playing method |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102547146A (en) * | 2010-12-29 | 2012-07-04 | 新奥特（北京）视频技术有限公司 | System and method for interacting subtitle data |
| CN102739987A (en) * | 2011-05-06 | 2012-10-17 | 新奥特（北京）视频技术有限公司 | Method and system for realizing independent subtitle previewing module |
| CN102724442A (en) * | 2011-05-13 | 2012-10-10 | 新奥特（北京）视频技术有限公司 | Method and system for broadcasting control of timing material of caption generator |
| CN102724442B (en) * | 2011-05-13 | 2016-05-04 | 新奥特（北京）视频技术有限公司 | A kind of film titler timing material broadcast control method and system |
| CN109981997A (en) * | 2017-12-27 | 2019-07-05 | 艾迪普（北京）文化科技股份有限公司 | A kind of broadcast system and method for video acquisition and picture and text mixing |
| CN116744037A (en) * | 2023-08-10 | 2023-09-12 | 北京广播电视台 | Video file processing method, system, server, equipment and medium |
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| CN101848342B (en) | 2011-09-28 |
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