CN102065230B - Networked caption manufacturing and broadcasting system - Google Patents
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Abstract
The invention discloses a networked caption manufacturing and broadcasting system which comprises multiple caption machines connected through a network, wherein the multiple caption machines comprise caption manufacturing machines for manufacturing caption and caption broadcasting machines for broadcasting the captions of the caption machines or other caption machines in the network, wherein the caption manufacturing machines comprise property extracting modules for extracting the property information of the captions in source caption files, universal caption file organizing modules for taking the property information of the captions as XML (X Extensive Makeup Language) metadata and organizing the XML metadata as caption XML files according to the preset rule, and submitting modules for submitting the caption XML files to the caption broadcasting machines; and the caption broadcasting machines comprise analyzing modules for analyzing the received caption XML files and broadcasting modules for storing and broadcasting the corresponding captions by adopting the description mode supported by the current caption machine. The networked caption manufacturing and broadcasting system provided by the invention guarantees the universality and individual applicability of the caption manufacturing and broadcasting in the networked caption manufacturing and broadcasting system and effectively reduces the cost.
Description
Technical field
The present invention relates to the technical field that video-audio program makes, particularly relate to a kind of caption producing system of networking.
Background technology
Film titler is a kind of special equipment of television program designing, and along with the fast development of computer technology, film titler makes field at television set and more and more popularized, and fabrication techniques index is also more and more higher, and function also constantly strengthens.At present, along with the development of video and multimedia technology, film titler purposes is more and more extensive, and the program credits being not only applied to TV station broadcasts, the making of film and television play, uses also a large amount of in the activities such as video monitoring, civilian advertisement, wedding celebration video recording.
Generally speaking, by PC, film titler adds that the subtitle superposition card of specialty and corresponding captions Software for producing form, be used for stacking chart's word curtain in vision signal.Captions Software for producing controls captions exactly and is added in which way on background frame, with the instrument that user is mutual; After having had computer and captions software, need one and background frame can be allowed to input, and after overlapping text, the final equipment exported with credit video.Want receiver, video to enter, then video frequency output, be need other optional equipments in addition, subtitle superposition card is exactly such equipment.
Along with the development of network technology, in current radio, TV and film industries, the program manufacturing-broadcasting system of most TV station also achieves networking gradually, in the program manufacturing-broadcasting system of this networking, multiple program production company has oneself film titler respectively, the software of oneself is adopted to make captions according to the describing mode oneself defined and broadcast respectively, and in practice, the captions that certain company makes often need to broadcast on different film titlers, such as, a TV play is likely broadcasted at CCTV-4. also likely broadcast at channels such as CCTV 9, CCTV-E/F.Or, the captions of certain program may be provided by different two film titlers, in this case, the attribute of the captions describing mode adopted due to each program production company or definition is different, certain company often can not isolate the captions that another company makes, oneself again can only make captions, obviously too labor intensive, material resources.
Therefore, the technical problem needing those skilled in the art urgently to solve at present is exactly: how can innovatively propose a kind of film titler, to ensure the versatility of caption producing in networking manufacturing-broadcasting system and individual applicability, and effectively to reduce costs.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of caption producing system of networking, in order to ensure the versatility of caption producing in networking manufacturing-broadcasting system and individual applicability, improves the extensibility of system, and effectively reduces costs.
In order to solve the problems of the technologies described above, the embodiment of the invention discloses a kind of caption producing system of networking, described system comprises the multiple film titlers be connected by network, described multiple film titler comprises the making film titler for making captions, and, for broadcasting the broadcasting title machine of the captions of other film titler in this film titler or network, wherein, described making film titler comprises:
Property extracting module, for extracting the attribute information of captions from the subtitle file of source;
General captions file organization module, for using the attribute information of described captions as XML metadata, be organized as captions XML file according to presetting rule;
Submit module to, for described captions XML file is committed to broadcasting title machine;
Described broadcasting title machine comprises:
Parsing module, for resolving the captions XML file received;
Broadcast module, preserve corresponding captions for adopting the describing mode of current subtitle machine support and broadcast.
Preferably, the attribute information of described captions comprises the base attribute information of captions.
Preferably, the base attribute information of described captions comprises: the file description information of captions, the content of subtitle segment and display attribute information;
Described captions XML file is using subtitle file descriptor as an XML metadata organization, and, using the content of subtitle segment and display attribute information as the 2nd XML metadata organization, the XML file of formation.
Preferably, the attribute information of described captions comprises the base attribute information of captions and the attribute information of customization.
Preferably, the base attribute information of described captions comprises: the file description information of captions, the content of subtitle segment and display attribute information;
Described captions XML file is as an XML metadata organization using subtitle file descriptor, using the nested sub-metadata of the attribute information of customization as an XML metadata, and, using the content of subtitle segment and display attribute information as the 2nd XML metadata organization, the XML file of formation.
Preferably, described source subtitle file has corresponding describing mode; Described making film titler also comprises:
First judge module, for judging whether the attribute information of described captions mates default describing mode, if so, then triggers described general captions file organization module; If not, then the first modular converter is triggered;
First modular converter, after the describing mode for being mated by the attribute information of described captions is described, triggers described general captions file organization module.
Preferably, described broadcasting title machine also comprises:
Metadata extraction module, for extracting XML metadata and describing mode thereof when resolving described captions XML file;
Second judge module, for judging that whether the describing mode of each XML metadata is the describing mode that current subtitle machine is supported, if so, then triggering described broadcast module, if not, then triggering the second modular converter;
Second modular converter, for the describing mode of described XML metadata is converted to current subtitle machine support describing mode after, trigger described broadcast module.
The embodiment of the invention also discloses a kind of caption producing system of networking, described system comprise by network be connected multiple film titlers, described film titler for making captions, and, broadcast the captions of other film titler in this film titler or network, described film titler comprises:
Receiver module, for receiving the source subtitle file that other film titler transmits;
Property extracting module, for extracting the attribute information of captions from the subtitle file of source;
General captions file organization module, for using the attribute information of described captions as XML metadata, be organized as captions XML file according to presetting rule;
Parsing module, for resolving described captions XML file;
Broadcast module, preserve corresponding captions for adopting the describing mode of current subtitle machine support and broadcast.
Preferably, described source subtitle file has corresponding describing mode; Described making film titler also comprises:
First judge module, for judging whether the attribute information of described captions mates default describing mode, if so, then triggers general captions file organization module; If not, then the first modular converter is triggered;
First modular converter, after the describing mode for being mated by the attribute information of described captions is described, triggers general captions file organization module.
Preferably, described film titler also comprises:
Metadata extraction module, for extracting XML metadata and describing mode thereof when resolving described captions XML file;
Second judge module, for judging that whether the describing mode of each XML metadata is the describing mode that current subtitle machine is supported, if so, then triggering described broadcast module, if not, then triggering the second modular converter;
Second modular converter, for the describing mode of described XML metadata is converted to current subtitle machine support describing mode after, trigger broadcast module.
Compared with prior art, the present invention has the following advantages:
The present invention is by resolving according to as the captions base attribute information of XML metadata and customization attribute information, the captions XML file that generates according to presetting rule, obtain each XML metadata and describing mode thereof, and when described describing mode is the describing mode of current subtitle machine support, preserves and broadcast corresponding captions.Namely in practice, each program production company in network all adopts this mode based on captions base attribute information and customization attribute information generation captions XML file to make captions, thus make subtitle file can be resolved identification on the film titler of different manufacturing company, after each manufacturing company obtains corresponding captions XML file, preserve according to the describing mode of oneself respectively and broadcast this captions.Thus the present invention effectively can ensure the versatility of caption producing in networking manufacturing-broadcasting system and individual applicability, without the need to expending of too much human and material resources, effectively reduces cost.
In addition, the present invention adopts XML to describe means as data, effectively can improve the extensibility of system, and data volume is very little, be easy to store transmission, and this file structure also supports that multistage is deposited, thus effective tissue of a large amount of dialogue libretto content can be adapted to.
Accompanying drawing explanation
Fig. 1 is the structured flowchart of the caption producing system embodiment 1 of a kind of networking of the present invention;
Fig. 2 is the structured flowchart of the caption producing system embodiment 2 of a kind of networking of the present invention;
Fig. 3 is the structured flowchart of the caption producing system embodiment 3 of a kind of networking of the present invention.
Embodiment
For enabling above-mentioned purpose of the present invention, feature and advantage become apparent more, and below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation.
The present invention can be used in numerous general or special purpose computing system environment or configuration.Such as: multicomputer system, server, network PC, minicom, mainframe computer, the distributed computing environment (DCE) comprising above any system or equipment etc.
The present invention can describe in the general context of computer executable instructions, such as program module.Usually, program module comprises the routine, program, object, assembly, data structure etc. that perform particular task or realize particular abstract data type.Also can put into practice the present invention in a distributed computing environment, in these distributed computing environment (DCE), be executed the task by the remote processing devices be connected by communication network.In a distributed computing environment, program module can be arranged in the local and remote computer-readable storage medium comprising memory device.
With reference to figure 1, show the structured flowchart of the caption producing system embodiment 1 of a kind of networking of the present invention, described caption producing system comprises the multiple film titlers be connected by network, described multiple film titler comprises the making film titler 11 for making captions, and, for broadcasting the broadcasting title machine 12 of the captions of other film titler in this film titler or network, in embodiments of the present invention, described making film titler 11 specifically can comprise with lower module:
Property extracting module 111, for extracting the attribute information of captions from the subtitle file of source;
General captions file organization module 112, for using the attribute information of described captions as XML metadata, be organized as captions XML file according to presetting rule;
Submit module 113 to, for described captions XML file is committed to broadcasting title machine 12;
Described broadcasting title machine 12 specifically can comprise with lower module:
Parsing module 121, for resolving the captions XML file received;
Broadcast module 122, preserve corresponding captions for adopting the describing mode of current subtitle machine support and broadcast.
In specific implementation, described source subtitle file can be comprise the original subtitle file that different program production company adopts different describing mode submissions.In one preferred embodiment of the invention, the title information extracted from the subtitle file of described source, can be the base attribute information of captions, namely describe the conventional data of caption object.
In one preferred embodiment of the invention, the base attribute information of described captions can comprise: the file description information of captions, the content of subtitle segment and display attribute information.In practice, in the television system of the title of the format version number of such as subtitle file, character set that subtitle file uses, subtitle file, subtitle file support, subtitle file, the data of the subtitle file header such as quantity of subtitle segment all belong to the file description information of captions.
Well known to a person skilled in the art and be, subtitle segment (Section) comprises content and the display information of one section of captions, containing multi-screen captions in one section.Captions show for unit successively according to screen (Screen), for Display on the same screen multi-language captions, often screen can comprise multiple captions block (Block), captions block Parameter N is the captions block in each screen, in subtitle file, N is unified to give the display properties such as font, font size, color and position.Pretend the content for the subtitle segment of another kind of base attribute information and display attribute information, specifically can comprise subtitle segment identification information, subtitle segment structural information, captions screen content information etc.
In this case, described captions XML file can be using subtitle file descriptor as an XML metadata organization, and, using the content of subtitle segment and display attribute information as the 2nd XML metadata organization, the XML file of formation.
As another preferred embodiment, the attribute information of described captions can comprise the base attribute information of captions and the attribute information of customization, wherein, the attribute information of described customization can be understood as the individuation data that the current subtitle machine that describes caption object defines, as different special efficacy, roll mode etc.
In this case, described captions XML file can be as an XML metadata organization using subtitle file descriptor, using the nested sub-metadata of the attribute information of customization as an XML metadata, and, using the content of subtitle segment and display attribute information as the 2nd XML metadata organization, the XML file of formation.
Certainly, the organizational form of above-mentioned captions XML file is only used as example, in specific implementation, it is all feasible that those skilled in the art adopt any one mode to organize, such as, sub-metadata below nested in a described XML metadata: subtitle file identification marking File ID, subtitle file format version File Version, the character set numbering Code Page that subtitle file uses, the title Program of subtitle file, the television system Video Standard that subtitle file is supported, subtitle segment quantity Section Count, and, customization attribute information User Data, or, sub-metadata below nested in described 2nd XML metadata further: subtitle segment identification information Text Section, subtitle segment structural information Section Info, captions screen content information Text Screen etc.The present invention to this without the need to being limited.
Such as, a kind of XML file organized based on above-mentioned example is as shown in following code:
<File Info>
<File ID>CCTV Subtitle Sequence File</File ID>
<File Version>1.0</Version>
<Code Page>UTF-16</Code Page>
<Program> practical work interview the 22nd phase </Program>
<Author> the 10th studio </Author>
<Description> is containing all spolen title </Description>
<Creation Date>20081021</Creation Date>
<Revision Date>20081028</Revision Date>
<Revision Number>4</Revision Number>
<Language>
<Primary>0x0804</Primary>
<Secondary>0x0409</Secondary>
</Language>
<Video Standard>HD_1080_25i</Video Standard>
<Section Count>2</Section Count>
</File Info>
In practice, because the source subtitle file provided by different program making end often adopts different describing modes, and other program making end of some describing mode or program broadcast end None-identified, for this situation, can the structured flowchart of caption producing system embodiment 2 of the of the present invention a kind of networking shown in reference diagram 2, described caption producing system comprises the multiple film titlers be connected by network, described multiple film titler comprises the making film titler 21 for making captions, and, for broadcasting the broadcasting title machine 22 of the captions of other film titler in this film titler or network, in embodiments of the present invention, described making film titler 21 specifically can comprise with lower module:
Property extracting module 211, for extracting the attribute information of captions from the subtitle file of source;
First judge module 212, for judging whether the attribute information of described captions mates default describing mode, if so, then triggers general captions file organization module 214; If not, then the first modular converter 213 is triggered;
First modular converter 213, after the describing mode for being mated by the attribute information of described captions is described, triggers general captions file organization module 214;
General captions file organization module 214, for using the attribute information of described captions as XML metadata, be organized as captions XML file according to presetting rule;
Submit module 215 to, for described captions XML file is committed to broadcasting title machine 12;
Described broadcasting title machine 22 specifically can comprise with lower module:
Parsing module 221, for resolving the captions XML file received;
Metadata extraction module 222, for extracting XML metadata and describing mode thereof when resolving described captions XML file;
Second judge module 223, for judging that whether the describing mode of each XML metadata is the describing mode that current subtitle machine is supported, if so, then triggering described broadcast module 225, if not, then triggering the second modular converter 224;
Second modular converter 224, for the describing mode of described XML metadata is converted to current subtitle machine support describing mode after, trigger broadcast module.
Broadcast module 225, preserve corresponding captions for adopting the describing mode of current subtitle machine support and broadcast.
Such as, when making captions XML file, what adopt for the location expression mode of character in captions block in the subtitle file of source is the definition of relative coordinate system, and the character position describing mode of current regulations is the definition of absolute coordinate system, in the present embodiment, then first by this character position from after the definition of relative coordinate system is converted to the definition of absolute coordinate system, then write XML file.
Or as, when resolving captions XML file, what XML metadata adopted for the location expression mode of character in captions block is the definition of relative coordinate system, and the support of current subtitle machine is the definition of absolute coordinate system, in the present embodiment, then first by this character position from after the definition of relative coordinate system is converted to the definition of absolute coordinate system, then to broadcast.Namely when resolving described XML file, if find, the describing mode of XML metadata in described XML file do not supported by current subtitle machine, then after first its being converted to the describing mode of current subtitle machine support, then broadcast corresponding captions.
In embodiments of the present invention, resolving described XML file can adopt any one resolver of the prior art or analytical tool to realize, such as, adopt DOM resolver to set up the tree structure data corresponding with XML file in internal memory, the mark of XML file, the content of text of mark, entity etc. all can be corresponding with certain node of the data of tree in internal memory.Use DOM resolver can operate by an application program node set in internal memory easily and carry out processing XML document, obtain the data needed for oneself.Certainly, aforesaid way is only used as example, and those skilled in the art adopt any one XML analysis mode to be feasible according to actual conditions, such as, adopts SAX resolver, the present invention to this without the need to restricting.
Such as, resolve the XML file in above-mentioned example, can know that the file of this subtitle file is called CCTV Subtitle Sequence File, subtitle file format version number is 1.0, current use UTF-16 character, banner is " practical work interview the 22nd phase ", author is " the 10th studio ", the descriptive text of this subtitle file is containing all spolen titles, the date created of this subtitle file is on October 21st, 2008, the amendment date is on October 28th, 2008, the version number of amendment was 4 (representing the 4th amendment), current languages are simplified form of Chinese Character (0x0804) mainly, secondary is Americanese (0x0409), the television system of current support is HD_1080_25i, this subtitle file comprises the content of 2 subtitle segment, user ID Newauto is defined in nested customization attribute.
Film titler can be linked the program making net system supporting arbitrarily this agreement by the present invention in a particular application, and equipment is seamlessly operated in together.Described film titler also can embedded editor module, can carry out editor, the amendment of captions XML file at any time, and the storage of supporting document.
It should be noted that, only for the record and broadcast of character telltale title file mechanism in this manual, in specific implementation, record and broadcast of the present invention mechanism can also be adopted for title cartoon file, roll titles file, such as, for roll titles file, extract the base attribute of its rolling time, roll mode, then generating XML file as metadata or sub-metadata, relevant captions can be made when broadcasting to export according to the attribute such as rolling time, roll mode by resolving this XML file.
With reference to figure 3, show the structured flowchart of the caption producing system embodiment 3 of a kind of networking of the present invention, described caption producing system can comprise the multiple film titlers be connected by network, described film titler is for making captions, and, broadcast the captions of other film titler in this film titler or network, specifically, described film titler can comprise with lower module:
Receiver module 31, for receiving the source subtitle file that other film titler transmits;
Property extracting module 32, for extracting the attribute information of captions from the subtitle file of source;
General captions file organization module 33, for using the attribute information of described captions as XML metadata, be organized as captions XML file according to presetting rule;
Parsing module 34, for resolving described captions XML file;
Broadcast module 35, preserve corresponding captions for adopting the describing mode of current subtitle machine support and broadcast.
In one preferred embodiment of the invention, described source subtitle file has corresponding describing mode; In this case, described making film titler can also comprise with lower module:
First judge module, for judging whether the attribute information of described captions mates default describing mode, if so, then triggers general captions file organization module; If not, then the first modular converter is triggered;
First modular converter, after the describing mode for being mated by the attribute information of described captions is described, triggers general captions file organization module.
More preferably, described film titler may further include with lower module:
Metadata extraction module, for extracting XML metadata and describing mode thereof when resolving described captions XML file;
Second judge module, for judging that whether the describing mode of each XML metadata is the describing mode that current subtitle machine is supported, if so, then triggering described broadcast module, if not, then triggering the second modular converter;
Second modular converter, for the describing mode of described XML metadata is converted to current subtitle machine support describing mode after, trigger broadcast module.
What each embodiment in this specification stressed is all the difference with other embodiments, between each embodiment identical similar part mutually see.
Finally, also it should be noted that, in this article, the such as relational terms of first and second grades and so on is only used for an entity or operation to separate with another entity or operating space, and not necessarily requires or imply the relation that there is any this reality between these entities or operation or sequentially.And, term " comprises ", " comprising " or its any other variant are intended to contain comprising of nonexcludability, thus make to comprise the process of a series of key element, method, article or equipment and not only comprise those key elements, but also comprise other key elements clearly do not listed, or also comprise by the intrinsic key element of this process, method, article or equipment.When not more restrictions, the key element limited by statement " comprising ... ", and be not precluded within process, method, article or the equipment comprising described key element and also there is other identical element.
Above the caption producing system of a kind of networking provided by the present invention is described in detail, apply specific case herein to set forth principle of the present invention and execution mode, the explanation of above embodiment just understands method of the present invention and core concept thereof for helping; Meanwhile, for one of ordinary skill in the art, according to thought of the present invention, all will change in specific embodiments and applications, in sum, this description should not be construed as limitation of the present invention.
Claims (8)
1. the caption producing system of a networking, it is characterized in that, described system comprises the multiple film titlers be connected by network, described multiple film titler comprises the making film titler for making captions, and, for broadcasting the broadcasting title machine of the captions of other film titler in this film titler or network, wherein, described making film titler comprises:
Property extracting module, for extracting the attribute information of captions from the subtitle file of source; Wherein, described source subtitle file has corresponding describing mode;
First judge module, for judging whether the attribute information of described captions mates default describing mode, if so, then triggers described general captions file organization module; If not, then the first modular converter is triggered;
First modular converter, after the describing mode for being mated by the attribute information of described captions is described, triggers described general captions file organization module;
General captions file organization module, for using the attribute information of described captions as XML metadata, be organized as captions XML file according to presetting rule;
Submit module to, for described captions XML file is committed to broadcasting title machine;
Described broadcasting title machine comprises:
Parsing module, for resolving the captions XML file received;
Broadcast module, preserve corresponding captions for adopting the describing mode of current subtitle machine support and broadcast.
2. the system as claimed in claim 1, is characterized in that, the attribute information of described captions comprises the base attribute information of captions.
3. system as claimed in claim 2, it is characterized in that, the base attribute information of described captions comprises: the file description information of captions, the content of subtitle segment and display attribute information;
Described captions XML file is using subtitle file descriptor as an XML metadata organization, and, using the content of subtitle segment and display attribute information as the 2nd XML metadata organization, the XML file of formation.
4. the system as claimed in claim 1, is characterized in that, the attribute information of described captions comprises the base attribute information of captions and the attribute information of customization.
5. system as claimed in claim 4, it is characterized in that, the base attribute information of described captions comprises: the file description information of captions, the content of subtitle segment and display attribute information;
Described captions XML file is as an XML metadata organization using subtitle file descriptor, using the nested sub-metadata of the attribute information of customization as an XML metadata, and, using the content of subtitle segment and display attribute information as the 2nd XML metadata organization, the XML file of formation.
6. the system as described in claim 1,2 or 3, is characterized in that, described broadcasting title machine also comprises:
Metadata extraction module, for extracting XML metadata and describing mode thereof when resolving described captions XML file;
Second judge module, for judging that whether the describing mode of each XML metadata is the describing mode that current subtitle machine is supported, if so, then triggering described broadcast module, if not, then triggering the second modular converter;
Second modular converter, for the describing mode of described XML metadata is converted to current subtitle machine support describing mode after, trigger described broadcast module.
7. a caption producing system for networking, is characterized in that, described system comprises the multiple film titlers be connected by network, and described film titler is for making captions, and broadcast the captions of other film titler in this film titler or network, described film titler comprises:
Receiver module, for receiving the source subtitle file that other film titler transmits; Wherein, described source subtitle file has corresponding describing mode;
Property extracting module, for extracting the attribute information of captions from the subtitle file of source;
First judge module, for judging whether the attribute information of described captions mates default describing mode, if so, then triggers general captions file organization module; If not, then the first modular converter is triggered;
First modular converter, after the describing mode for being mated by the attribute information of described captions is described, triggers general captions file organization module;
General captions file organization module, for using the attribute information of described captions as XML metadata, be organized as captions XML file according to presetting rule;
Parsing module, for resolving described captions XML file;
Broadcast module, preserve corresponding captions for adopting the describing mode of current subtitle machine support and broadcast.
8. system as claimed in claim 7, it is characterized in that, described film titler also comprises:
Metadata extraction module, for extracting XML metadata and describing mode thereof when resolving described captions XML file;
Second judge module, for judging that whether the describing mode of each XML metadata is the describing mode that current subtitle machine is supported, if so, then triggering described broadcast module, if not, then triggering the second modular converter;
Second modular converter, for the describing mode of described XML metadata is converted to current subtitle machine support describing mode after, trigger broadcast module.
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| CN102427512A (en) * | 2011-10-10 | 2012-04-25 | 中央电视台 | General exchangeable subtitle generating and multiplexing method and system |
| CN102724424B (en) * | 2011-11-29 | 2017-09-12 | 新奥特（北京）视频技术有限公司 | A kind of method that teletext packaging scene switching is carried out using data file |
| CN102625052B (en) * | 2012-03-28 | 2014-08-20 | 广东威创视讯科技股份有限公司 | Method, device and system for processing caption data |
| CN106331829B (en) * | 2016-08-26 | 2019-07-02 | 南京纳加软件股份有限公司 | A kind of full tunnel caption special effect delivery system for activity race |
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