CN102724408A - Method and apparatus for producing and broadcasting caption and video in separated manner during whole process based on AAF - Google Patents
Method and apparatus for producing and broadcasting caption and video in separated manner during whole process based on AAF Download PDFInfo
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- CN102724408A CN102724408A CN2011100777666A CN201110077766A CN102724408A CN 102724408 A CN102724408 A CN 102724408A CN 2011100777666 A CN2011100777666 A CN 2011100777666A CN 201110077766 A CN201110077766 A CN 201110077766A CN 102724408 A CN102724408 A CN 102724408A
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Abstract
Disclosed is a method for producing and broadcasting captions and videos in a separated manner during a whole process based on an AAF. The method is characterized by comprising: dividing business fields in accordance with business types; establishing a storage mode using an AAF as a storage format for a video and audio project file; establishing a storage mode using a general caption project file as a storage format for a caption project; binding the AAF file and the caption project file; using the bound file group as a basic exchanging unit to exchange resources of the business fields; and applying the bound file group to the business fields, and generating various application modes and derivation media files based on the bound file group according to the applications of different business fields. According to the method and the apparatus of the invention, a pairwise calling of the AAF file and the caption project file of each business field in a global station network can be realized, media files with various modes can be derived in accordance with different requirements of each business field, and program production and safe broadcasting of captions, videos and audios in a separated manner in each business link can be achieved.
Description
Technical field
The invention belongs to and look audio frequency making field, relate to a kind of omnidistance word and look the method and apparatus that separates record and broadcast based on AAF.
Background technology
AAF (Advanced Authoring Format) is an association, has comprised main in the world electronic equipment suppliers, computer software and hardware producer and some broadcasting organizations at present.Association mainly is responsible to define the editor that is used to strengthen and the general AV file format standard of making, and promptly the AAF form means " senior making form ", is a kind of open-standards that is used for multimedia creation and post-production, To enterprises circle.AAF is one of most important new development in television production field after nonlinear editing system, has solved multi-user, the cross-platform and collaborative problem of carrying out digital origination of multiple computers, brings great convenience to post-production.
At present, between news manuscript system and studio system, adopt MOS (Media ObjectServer) agreement, will look audio frequency and separate with captions.Mainly comprise dual mode: 1, the manuscript system directly sends to the studio based on the MOS agreement with the manuscript content; Have film titler and prompter device that the MOS agreement is supported; Can read the manuscript content by the MOS agreement, will preside over that population is broadcast content (lead in the manuscript) and caption content is sent prompter device and film titler respectively; 2, the manuscript system is embedded in the non-volume software, makes captions and forms the MOS rail, can MOS rail captions be sent to film titler through non-volume software.More than two kinds of methods realize that the separating making of captions/videos broadcasts with sending, after cut bank is inserted respectively with video/audio signal and film titler signal in the studio, carry out the stack and the broadcast of two kinds of signals at cut bank.
And there is following defective in the method that above-mentioned two kinds of captions/video separation is made:
1, only limit to the news field, coverage rate is narrow, predicament such as means and technical backstopping and application model for want of, and it is professional to be difficult to expand to the full court record and broadcast;
2,, press for and a kind ofly can both realize captions and look the technological solution that audio file separates, to satisfy new business demand at each record and broadcast environment in the face of the professional rise of new media and the trend of " integration of three networks ";
3, omnidistance word is looked and is separated the raising that brings the flexible and efficient of looking audio frequency raw data utilance, and captions separate the very big facility of bringing to the program making of different issue type, therefore, need a kind of technological means address this problem.
Summary of the invention
The objective of the invention is to overcome above-mentioned defective, provide a kind of omnidistance word based on AAF to look the method and apparatus that separates record and broadcast, in order to be implemented in TV station's full court network service, whole process is looked audio frequency and is separated record and broadcast with captions.
The embodiment of the invention provides a kind of omnidistance word based on AAF to look the method for separating record and broadcast, it is characterized in that, comprising:
Divide the business field according to type of service;
Foundation with AAF as the storage mode of looking audio frequency project file storage format;
Foundation is with the storage mode of general captions project file as captions engineering storage format;
AAF file and captions project file are bound;
File group after binding is accomplished the Resource Exchange of business domains as basic crosspoint;
The file group of said binding is applied to said business domains, and the application of pressing the different business territory produces the types of applications pattern and based on the various derivation media files of the file group of said binding.
The embodiment of the invention also provides a kind of omnidistance word based on AAF to look the separation manufacturing-broadcasting system, it is characterized in that, comprising:
Division unit is used for being divided into the business field according to type of service at the full court net.
Set up the document storage mode associative cell, be used to set up the storage mode of unified file format;
Bind the unit, be used for AAF file and captions project file are bound, file group partners.
Interactive unit is used for the Resource Exchange of a pair of file group as basic each business domains of crosspoint completion.
Compared with prior art; The present invention has the following advantages: make each service link of TV station; All separable record and broadcast of captions and video and storage, the application model of supporting a plurality of TV stations core systems such as storage for new media application, advertisement record and broadcast and matchmaker has bigger innovation and influence.
Description of drawings
Technical scheme for the clearer explanation embodiment of the invention; The accompanying drawing of required use is done to introduce simply in will describing embodiment below; Conspicuous, the accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills; Under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 looks the basic flow sheet of the method for separating record and broadcast for a kind of omnidistance word based on AAF of the present invention;
Fig. 2 looks the concrete implementation figure of the method for separation record and broadcast in each business domains for a kind of omnidistance word based on AAF of the present invention;
Fig. 3 looks for a kind of omnidistance word based on AAF of the present invention and separates the manufacturing-broadcasting system structure chart.
Embodiment
The problem that the embodiment of the invention will solve provides a kind of omnidistance word based on AAF and looks the method and apparatus that separates record and broadcast, and in order to be implemented in TV station's full court network service, whole process is looked audio frequency and separated record and broadcast with captions.
To combine the accompanying drawing in the embodiment of the invention below, the technical scheme in the embodiment of the invention is carried out clear, intactly description, obviously, described embodiment only is a part of embodiment of the present invention, rather than whole embodiment.Based on embodiments of the invention, those of ordinary skills belong to protection scope of the present invention not making the every other embodiment that is obtained under the creative work prerequisite.
Of Fig. 1, look the schematic flow sheet of the method for separating record and broadcast for a kind of omnidistance word that the embodiment of the invention proposes based on AAF, may further comprise the steps:
Step S101 is divided into the business field according to type of service in the full court net.
Said business field comprises: make the territory, comprising: later stage, comprehensive making, news production etc.; The matchmaker supports the territory, comprising: center matchmaker money and type of production matchmaker support etc. and to store link; Perform in a radio or TV programme the territory, comprise all kinds of live, recorded broadcast studio; The territory is broadcasted in total control, comprises that channel broadcasts and broadcasts fully etc.; The issue territory is used for the issue of various broadcasts or application channels; The new media territory is used for programs such as mobile TV, IPTV, Web TV.
Step S102 sets up with AAF as the storage mode of looking audio frequency project file storage format.
AAF is senior, and the making form is realized interoperability on different software platforms; Comprise and generate all materials and the metadata that program is required; Also support to quote outside material through metadata, single AAF file can comprise all data and the information of a post-production project.The AAF file is through still keeping the metadata of material behind the editing, the variation that each editor produces all can be recorded in the metadata.
Step S103 sets up with the storage mode of general captions project file as captions engineering storage format.
Step S104 binds AAF file and captions project file, and file group partners.
Be specially, through the private metadata of AAF private metadata organization definition AAF file, and in the captions project file, define the private metadata identical, and this private metadata is recorded in the database as the index foundation with the AAF file.
Step S105 is with the Resource Exchange of a pair of file group as basic each business domains of crosspoint completion.
In each business domains, carry out index according to private metadata at database, and call the data file that is complementary with institute book private metadata, and this data file is called with AAF file and the paired mode of captions project file.
Step S106 is applied to said business domains with the file group of said binding, and the application of pressing the different business territory produces the types of applications pattern and based on the various derivation media files of the file group of said binding.
Through technique scheme, AAF file and captions project file are called in pairs in each business domains, realize captions and look audio frequency and separating program making and safety broadcast at each service link.
As shown in Figure 2, for the concrete implementation of the method for separation record and broadcast in each business domains looked in a kind of omnidistance word based on AAF of the embodiment of the invention.
In making the territory, the SD captions project file of SD engineering AAF file and coupling is done the conversion on the engineering simultaneously, respectively, generates the high definition captions project file of high definition engineering AAF file and coupling, and it is right to make territory platform uniform management video and captions project file.
Support in the territory the matchmaker, the captions project file is stored separately, greatly makes things convenient for the utilization again of resource.
In the new media territory, support flexible issue like the mobile TV form, go out video and revise captions engineering adaptation mobile phone screen through the AAF transcoding respectively according to mobile phone screen resolution.
In the issue territory, captions video engineering generates the specific program demand to moving to the issue territory respectively by various particular demands.
In performing in a radio or TV programme the territory, perform in a radio or TV programme the territory and dispose the video server of support AAF project file and the film titler that the captions project file is supported respectively.Can realize editor's captions or video on the emergent line, adapt to better for news rapidity, ageing requirement.
Broadcast the territory in total control, captions video engineering generates program and captions respectively, broadcasts through the synthetic channel that outputs to of cut bank.
Through technique scheme, be implemented in TV station's full court network service, whole process is looked audio frequency and is separated record and broadcast with captions
As shown in Figure 3, the embodiment of the invention also provides a kind of omnidistance word based on AAF to look the separation manufacturing-broadcasting system, is specially:
Edit cell is used for being divided into the business field according to type of service at the full court net.
Set up the document storage mode associative cell, be used to set up the storage mode of unified file format; Comprise: AAF engineering memory cell and captions engineering memory cell;
AAF engineering memory cell is used to set up with AAF as the storage mode of looking audio frequency project file storage format;
Captions engineering memory cell is used to set up with the storage mode of general captions project file as captions engineering storage format.
Bind the unit, be used for AAF file and captions project file are bound, file group partners.
Crosspoint is used for the Resource Exchange of a pair of file group as basic each business domains of crosspoint completion.
Look the separation manufacturing-broadcasting system through a kind of omnidistance word of the present invention, realize that AAF file and captions project file are called in pairs in each business domains based on AAF, captions with look audio frequency and broadcast with safety in the separation program making of each service link.
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 improvement and retouching, these improvement and retouching also should be regarded as protection scope of the present invention.
Claims (10)
1. the method for separating record and broadcast looked in the omnidistance word based on AAF, it is characterized in that, comprising:
Divide the business field according to type of service;
Foundation with AAF as the storage mode of looking audio frequency project file storage format;
Foundation is with the storage mode of general captions project file as captions engineering storage format;
AAF file and captions project file are bound;
File group after binding is carried out the Resource Exchange of said business domains as basic crosspoint;
The file group of said binding is applied to said business domains, and the application of pressing the different business territory produces the types of applications pattern and based on the various derivation media files of the file group of said binding.
2. the method for separating record and broadcast looked in a kind of according to claim 1 omnidistance word based on AAF, it is characterized in that, divides the business field according to type of service, specifically comprises: making territory, matchmaker support the territory, perform in a radio or TV programme the territory, always control and broadcast territory, issue territory, new media territory.
3. the method for separating record and broadcast looked in a kind of according to claim 1 omnidistance word based on AAF; It is characterized in that; Foundation is with the storage mode of general captions project file as captions engineering storage format; Comprise: the AAF file is through preserving the metadata of material behind the editing, and the change records that will edit generation is in metadata.
4. the method for separating record and broadcast looked in a kind of according to claim 1 omnidistance word based on AAF; It is characterized in that; AAF file and captions project file are bound; Comprise:, and in the captions project file, define the private metadata corresponding with the AAF file through the private metadata of AAF private metadata organization definition AAF file.
5. look the method for separating record and broadcast like the said a kind of omnidistance word of claim 4, it is characterized in that, AAF file and captions project file are bound, also comprise: said private metadata is recorded in the database as the index foundation based on AAF.
6. the method for separating record and broadcast looked in a kind of according to claim 1 omnidistance word based on AAF, it is characterized in that, after AAF file and captions project file were bound, also comprise: file group partnered.
7. the method for separating record and broadcast looked in a kind of according to claim 1 omnidistance word based on AAF; It is characterized in that; File group after binding is accomplished the Resource Exchange of business domains as basic crosspoint; Comprise: carry out index according to private metadata at database, and call the data file that is complementary with institute book private metadata.
8. look the method for separating record and broadcast like the said a kind of omnidistance word of claim 7 based on AAF; It is characterized in that; With the Resource Exchange of the file group after binding as basic crosspoint completion business domains, also comprise: said data file is called with AAF file and the paired mode of captions project file.
9. the separation manufacturing-broadcasting system looked in the omnidistance word based on AAF, it is characterized in that, comprising:
Division unit is used for being divided into the business field according to type of service at the full court net.
Set up the document storage mode associative cell, be used to set up the storage mode of unified file format;
Bind the unit, be used for AAF file and captions project file are bound, file group partners.
Interactive unit is used for the Resource Exchange of a pair of file group as basic each business domains of crosspoint completion.
10. look the separation manufacturing-broadcasting system like the said a kind of omnidistance word of claim 9, it is characterized in that the said document storage mode associative cell of setting up specifically comprises: AAF storage mode unit and captions engineering storage mode unit based on AAF;
AAF storage mode unit is used to set up with AAF as the storage mode of looking audio frequency project file storage format;
Captions engineering storage mode unit is used to set up with the storage mode of general captions project file as captions engineering storage format.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201110077766.6A CN102724408B (en) | 2011-03-30 | 2011-03-30 | A kind of whole word based on AAF regards the method and apparatus separating record and broadcast |
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| CN201110077766.6A CN102724408B (en) | 2011-03-30 | 2011-03-30 | A kind of whole word based on AAF regards the method and apparatus separating record and broadcast |
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| CN102724408A true CN102724408A (en) | 2012-10-10 |
| CN102724408B CN102724408B (en) | 2017-03-01 |
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| CN101188681A (en) * | 2007-11-19 | 2008-05-28 | 新奥特（北京）视频技术有限公司 | A video and audio and image separation playing system |
| 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 |
| CN101202843A (en) * | 2007-11-19 | 2008-06-18 | 新奥特（北京）视频技术有限公司 | Method for separate playing of vision audio frequency and graphics |
| CN101261865A (en) * | 2007-04-20 | 2008-09-10 | 炬力集成电路设计有限公司 | Making method, device, playing device and method for media electronic file |
| CN201256430Y (en) * | 2009-01-23 | 2009-06-10 | 史强 | Film source manufacturing device for movie karaoke |
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2011
- 2011-03-30 CN CN201110077766.6A patent/CN102724408B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| KR100617201B1 (en) * | 2004-11-18 | 2006-08-31 | 엘지전자 주식회사 | Apparatus and Method for Displaying Image Using Signal Synchronization |
| CN101261865A (en) * | 2007-04-20 | 2008-09-10 | 炬力集成电路设计有限公司 | Making method, device, playing device and method for media electronic file |
| CN101188681A (en) * | 2007-11-19 | 2008-05-28 | 新奥特（北京）视频技术有限公司 | A video and audio and image separation playing system |
| 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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| CN201256430Y (en) * | 2009-01-23 | 2009-06-10 | 史强 | Film source manufacturing device for movie karaoke |
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