CN100515049C - A method for separation, preparation and playing of TV station caption and video - Google Patents
A method for separation, preparation and playing of TV station caption and video Download PDFInfo
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- CN100515049C CN100515049C CNB2007101776452A CN200710177645A CN100515049C CN 100515049 C CN100515049 C CN 100515049C CN B2007101776452 A CNB2007101776452 A CN B2007101776452A CN 200710177645 A CN200710177645 A CN 200710177645A CN 100515049 C CN100515049 C CN 100515049C
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Abstract
The invention discloses a caption and video separating making and broadcasting method in a television station. The invention comprises the following steps: the background packing process of a caption track and a video track in a story version editing interface in a non-linear editing working station is separated and processed; caption graphics context information and video programs are respectively transmitted to a caption working station and a video working station; the caption working station and the video working station synthetically broadcast the caption graphics context and the video programs which are respectively submitted through a switch desk under the control of a broadcasting control work table. By adopting the caption and video separating making and broadcasting method in the television station, the embodiment of the invention avoids the resource waste because the caption graphics context information senselessly participates in the packing synthesis of the video program in the program production process, and the program processing efficiency is improved. Through the mode that the caption graphics context information and the video program are stored discretely, the awkward that the nonstandard captions are reprocessed when the program is reutilized is avoided, and the picture quality of the program is improved.
Description
Technical field
The present invention relates to the programme production technique field, particularly relate to the television station caption video separation and make the method for broadcasting.
Background technology
In TV station's video caption editing pattern in the past, video material and captions material all are to make at editor's story version inediting, and the program that clean up editing is finished also is to handle according to the mode that captions and video mix are packaged into a program, captions and video pictures mix in the program after packing is finished, can not carry out the fractionation of captions and video.Packing process does not separate caption information and video information.Such pattern causes us to waste a lot of times owing to the packing of captions is synthetic in the program making process.Because captions generally all are that masterplate with standard carries out formal definition in traditional program making process, wherein major part all is to adopt fixedly that the captions of masterplate carry out the synthetic broadcast of program.In the generative process of program, groundwork is the synthetic and processing of the special efficacy of video pictures, and is not the synthetic work of captions and video pictures.For the mix packing of captions, directly caused the waste of a large amount of system times and resource with video.The a large amount of consumption of workload that so just makes whole station synchronization make broadcast is synthesized in the packing of program, causes operating efficiency to descend.
On the other hand, TV station also is that the record of returning that need carry out program is preserved for the program that broadcasts.And at present, the record mode of returning that adopts final captions and video pictures to mix also is very disadvantageous for the utilization again of program from now on.Such as: As time goes on the captions that have no longer are applicable to the content of picture, if will select for use it as data in our the present program, will eliminate expired captions by increasing modes such as mosaic or Fuzzy Processing, this has caused great infringement for picture and content quality.Therefore TV station also is the pattern that adopt captions and program separation of images to preserve for the preservation of program material.So just make TV station carry out avoiding when program utilizes again picture is carried out the embarrassment that captions are handled from now on.
Therefore broadcast the territory in current program making territory and program, be badly in need of the making broadcasting method that a kind of integrality that reduces the unnecessary consumption (captions do not participate in the packing of program and synthesize) of system resource, the response time of improving manufacturing system, guarantee data picture is utilized.
Summary of the invention
The problem to be solved in the present invention provides a kind of television station caption video separation and makes the method for broadcasting, realize the packing of the participation program material that captions in the program making process are no longer meaningless, thereby finish the individually-edited separately and broadcast process of the captions processing of broadcasting the territory from the program making territory to program and video editing.
For achieving the above object, the embodiment of the invention proposes a kind of captions video separation on the one hand and makes the method for broadcasting, may further comprise the steps: separating treatment is carried out in the captions rail contraposition editing in the story version editing interface in the non-volume work station and the synthetic packing process of video track, the packing building-up process of described video track comprises: each section looked the audio file material pack, each section that separates looked the audio file material connect the as a whole audio file of looking, the captions graph text information of packing is sent to the captions work station by the MOS agreement, finish the independent broadcast of described captions by described captions work station; The contraposition editing of described captions rail specifically comprises: in the manuscript system captions are edited, and the insertion position of described captions positioned, by the MOS agreement, behind the non-volume MOS rail of the automatic insertion of described manuscript captions, automatically described captions insertion position is positioned; Described captions graph text information and the described audio file of looking are sent to captions work station and video work station respectively; Described captions work station and video work station are broadcasting under the control of Control work platform by cut bank, with the described captions graph text information submitted to respectively with look audio file and synthesize broadcast.
Wherein, described captions location behind the non-volume of the automatic insertion of the described manuscript captions MOS rail specifically comprises coarse localization and accurate the location: described coarse localization is finished according to described captions insertion position automatically by system after described captions insert described non-volume MOS rail automatically; Described accurate location is carried out accurately location of craft by the producer according to described coarse localization information in non-volume.
Wherein, the described method that described captions graph text information and video frequency program are sent to captions work station and video work station respectively specifically comprises: described captions graph text information is directly delivered on the described captions work station according to the MOS agreement; Video pictures after described packing is synthetic is directly delivered in the described video work station.
Wherein, also comprise: described captions work station can be realized broadcasting according to the corresponding automatically corresponding captions graph text information of the concrete captions template information that defines in the prior described MOS agreement.
Wherein, after described cut bank is controlled described captions work station and video work station described captions graph text information and described video pictures are superposeed, realize the synthetic broadcast of program.
Wherein, after the synthetic broadcast of program, also comprise: time direct collection of record server is not carried out the described video pictures of overlap-add procedure and is preserved.
The embodiment of the invention also provides a kind of computer program to comprise that some instructions are in order to carry out the method that aforementioned television station caption video separation making is broadcasted.
The embodiment of the invention also provides a kind of storage medium, in order to storage aforementioned calculation machine program.
The embodiment of the invention also provides a kind of computer equipment, comprises in order to carry out aforementioned television station caption video separation making the software of the method for broadcasting and the hardware that cooperates with software.
The technical scheme of the embodiment of the invention has the following advantages, make the method for broadcasting because adopted the television station caption video separation, thereby avoided in the program making process having improved the program treatment effeciency owing to the synthetic waste that causes resource of the packing of the meaningless participation video frequency program of captions graph text information.And separate the pattern of preserving with caption information by video frequency program, when avoiding program to utilize, the embarrassment that must handle nonconforming captions improves the program image quality again.
Description of drawings
Fig. 1 is an existing TV station video caption editing platform;
Fig. 2 is the flow chart that embodiment of the invention television station caption video separation is made the method for broadcasting.
Embodiment
The present inventor in the existing TV station video caption editing pattern to video frequency program and captions graph text information mixing manufacture and preservation, cause the problem of waste and the inconvenience of program resource reutilization of system resource and Production Time, propose a kind of television station caption video separation and made the method for broadcasting, make the process of the no longer meaningless participation video frequency program packing of captions picture and text, avoid the plenty of time loss of packing and becoming to cause, thereby reduce the unnecessary consumption of system resource because of meaningless mixing, improve the response speed of manufacturing system, the integrality utilization of guarantee data picture.
Below in conjunction with drawings and Examples, the specific embodiment of the present invention is described in further detail:
As shown in Figure 2, for embodiment of the invention television station caption video separation is made the flow chart of the method for broadcasting, can improve the station synchronization make efficiency and preserve quality by this embodiment, this embodiment may further comprise the steps:
Step S201a, S201b extract captions image, text and data and video program information by uploading work station waiting to make in the manuscript, and pass to captions rail and video track in the story version editing interface in the non-volume work station.Captions rail wherein is the specific captions picture and text rail (MOS rail) that the present invention increases newly, is used for non-packing captions graph-text content is carried out mark masterplate definition process.Certainly, in actual application of the present invention, can make adjustment to this step content, as then the video track in this step being become audio track when the audio file according to the situation of reality.
Step S202a, captions rail only participate in the contraposition editing of captions and video pictures, as: the masterplate definition of the contraposition of captions video pictures, captions etc.Specifically comprise: in described manuscript system, captions are edited, and the insertion position of described captions are positioned, by the MOS agreement, described manuscript captions are inserted non-volume MOS rail automatically after, automatically described captions insertion position is positioned.The captions rail is delivered to the studio according to directly that captions are the final edit file of the standard MOS agreement of captions support and broadcasts on the subtitle server in territory, and enters state to be broadcast, and waits and broadcasts instruction.
Step S202b, video track is then only synthesized packing to video file and is handled, comprise that specifically each section looked the audio file material packs, each section that separates looked the audio file material connect the as a whole audio file of looking, described captions rail information is not packed, described caption information sends to the captions work station by the MOS agreement, is finished the independent broadcast of described captions by described captions work station.Compared with prior art, packaged content does not comprise the caption content in the captions rail, thereby only contains video program data among the result that the synthetic packing of story version is finished, and does not have the data of captions picture and text.File was delivered on the video server in broadcast territory, studio after video track will be synthesized, and entered state to be broadcast equally, waited and broadcasted instruction.
Step S203a, S203b, subtitle server and video server broadcast captions graph text information and video frequency program file synchronization, and send cut bank under the control of broadcasting the Control work station.Wherein, subtitle server can realize broadcasting according to the corresponding automatically corresponding captions graph text information of the concrete captions template information that defines in the prior MOS agreement; Video server then is responsible for realizing the broadcast of video frequency program.
Step S204, the captions graph text information and the video frequency program file of the synchronous broadcast that cut bank will receive synthesize, and are about to the captions picture and text and are superimposed upon on the video pictures, broadcast together then.By the synthetic processing of cut bank, spectators can watch the video pictures that is superimposed with captions.
Step S205 returns the record server and directly gathers the preservation of the video frequency program of overlapping text graph text information not through the row broadcast items.Gather and have only video pictures in the content, do not contain the captions picture and text, realized the preservation of the clear stream picture of program.This haves laid a good foundation for later video resource utilizes again, has avoided being forced to handle because of caption content no longer meets the requirements, and has caused video quality to descend and the impaired embarrassment of content.
The embodiment of the invention is made the method for broadcasting by adopting the television station caption video separation, has avoided in the program making process, owing to the synthetic waste that causes resource of the packing of the meaningless participation video frequency program of captions graph text information, has improved the program treatment effeciency.And separate the pattern of preserving with caption information by video frequency program, when avoiding program to be reused, the embarrassment that must handle nonconforming captions improves the program image quality.
Through the above description of the embodiments, those skilled in the art can be well understood to the present invention and can realize by the mode that software adds essential general hardware platform, can certainly pass through hardware, but the former is better execution mode under a lot of situation.Based on such understanding, the part that technical scheme of the present invention contributes to prior art in essence in other words can embody with the form of software product, this computer software product is stored in the storage medium, comprise that some instructions are with so that a computer equipment (can be a personal computer, server, the perhaps network equipment etc.) carry out the described method of each embodiment of the present invention.
The above only is a preferred implementation of the present invention; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (6)
1, a kind of television station caption video separation is made the method for broadcasting, and it is characterized in that, may further comprise the steps:
The packing building-up process of captions rail in the story version editing interface in the non-volume work station and video track is carried out separating treatment, the packing building-up process of described video track comprises: each section looked the audio file material pack, each section that separates looked the audio file material connect the as a whole audio file of looking, the captions graph text information of packing is sent to the captions work station by the MOS agreement, finish the independent broadcast of described captions by described captions work station; The contraposition editing of described captions rail specifically comprises: in the manuscript system captions are edited, and the insertion position of described captions positioned, by the MOS agreement, behind the non-volume MOS rail of the automatic insertion of manuscript captions, automatically described captions insertion position is positioned;
Described captions graph text information and the described audio file of looking are sent to captions work station and video work station respectively;
Described captions work station and video work station by cut bank, synthesize broadcast with described captions graph text information and the described audio file of submitting to respectively of looking under the control of broadcast Control work platform.
2, the television station caption video separation is made the method for broadcasting according to claim 1, it is characterized in that, described captions location behind the non-volume of the automatic insertion of the described manuscript captions MOS rail specifically comprises coarse localization and accurate the location: described coarse localization is finished according to described captions insertion position automatically by system after described captions insert described non-volume MOS rail automatically; Described accurate location is carried out accurately location of craft by the producer according to described coarse localization information in non-volume.
3, the television station caption video separation is made the method for broadcasting according to claim 1, it is characterized in that,
Described captions graph text information is directly delivered in the described captions work station according to the MOS agreement;
Video pictures after packing is synthetic is directly delivered in the described video work station.
4, make the method for broadcasting as television station caption video separation as described in the claim 3, it is characterized in that, after described captions graph text information is passed to described captions work station, also comprise:
Described captions work station can be according to the corresponding automatically corresponding captions graph text information of the concrete captions template information that defines in the prior described MOS agreement, to realize broadcast.
5, make the method for broadcasting as television station caption video separation as described in the claim 3, it is characterized in that,
Described captions work station and video work station are realized the synthetic broadcast of program after by described cut bank described captions graph text information and described video pictures being superposeed.
6, make the method for broadcasting as television station caption video separation as described in the claim 5, it is characterized in that, program is synthetic broadcast after, further comprising the steps of:
Returning the direct collection of record server does not carry out the described video pictures of overlap-add procedure and preserves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007101776452A CN100515049C (en) | 2007-11-19 | 2007-11-19 | A method for separation, preparation and playing of TV station caption and video |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CNB2007101776452A CN100515049C (en) | 2007-11-19 | 2007-11-19 | A method for separation, preparation and playing of TV station caption and video |
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| Publication Number | Publication Date |
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| CN101188695A CN101188695A (en) | 2008-05-28 |
| CN100515049C true CN100515049C (en) | 2009-07-15 |
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| CNB2007101776452A Expired - Fee Related CN100515049C (en) | 2007-11-19 | 2007-11-19 | A method for separation, preparation and playing of TV station caption and video |
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| CN101594517B (en) * | 2008-05-30 | 2013-03-06 | 新奥特（北京）视频技术有限公司 | Method for distributed online broadcasting |
| CN101656838B (en) * | 2008-08-19 | 2012-11-28 | 新奥特（北京）视频技术有限公司 | Broadcasting-line automation caption producing and broadcasting system of television broadcast station |
| CN101656839B (en) * | 2008-08-19 | 2013-01-02 | 新奥特（北京）视频技术有限公司 | Unattended operation method for producing and broadcasting automatic caption list |
| CN101674421B (en) * | 2008-09-10 | 2013-01-02 | 新奥特（北京）视频技术有限公司 | Control method of caption downstream keys driven by broadcasting-prohibiting periods |
| CN102065232B (en) * | 2009-11-17 | 2014-12-24 | 新奥特（北京）视频技术有限公司 | Title generator with title automatic positioning function |
| CN101764957B (en) * | 2009-12-28 | 2012-07-04 | 深圳华为通信技术有限公司 | Method and device for inserting picture in conference caption |
| CN102118584B (en) * | 2009-12-31 | 2015-02-18 | 新奥特（北京）视频技术有限公司 | Method and device for generating caption moving pictures with curve extension dynamic effect |
| CN101848342B (en) * | 2010-02-09 | 2011-09-28 | 北京中科大洋科技发展股份有限公司 | System and method for broadcasting and controlling subtitle |
| CN102724408B (en) * | 2011-03-30 | 2017-03-01 | 新奥特（北京）视频技术有限公司 | A kind of whole word based on AAF regards the method and apparatus separating record and broadcast |
| CN102752498A (en) * | 2011-12-29 | 2012-10-24 | 新奥特（北京）视频技术有限公司 | System interconnection method and server |
| CN102647546A (en) * | 2012-04-26 | 2012-08-22 | 新奥特（北京）视频技术有限公司 | Method for realizing collection and edition of multi-channel signals |
| CN103905744B (en) * | 2014-04-10 | 2017-07-11 | 中央电视台 | One kind renders synthetic method and system |
| CN110225363B (en) * | 2019-07-10 | 2021-08-06 | 央视国际网络无锡有限公司 | Method for switching different live broadcast sources and superposing different filters |
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