CN102739989A - Method for realizing animated caption - Google Patents
Method for realizing animated caption Download PDFInfo
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- CN102739989A CN102739989A CN2011101165258A CN201110116525A CN102739989A CN 102739989 A CN102739989 A CN 102739989A CN 2011101165258 A CN2011101165258 A CN 2011101165258A CN 201110116525 A CN201110116525 A CN 201110116525A CN 102739989 A CN102739989 A CN 102739989A
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Abstract
The invention discloses a method for realizing animated caption. Through a method of adding special effect node information in a caption file and analyzing the special effect node information of the caption file and loading special effects for playing the special effects in a caption transmitting process, the libretto animated caption can be demonstrated when video is played.
Description
Technical field
The present invention relates to the captions manufacture technology field in broadcasting and TV field, relate in particular to a kind of implementation method of captions stunt.
Background technology
In multimedia video manufacturing process, the demonstration of captions also has increasingly high requirement, especially is directed against the demonstration of stunt.
Captions are made and are made processing through non-linear editing software mostly in the prior art, and video material for multiplexing demand, can be carried out captions and separate after being edited through non-linear editing software.Generally preserve the caption information relevant with video with the expandable mark language XML formatted file; So that in the time of in the future multiplexing video; Can be through the caption information of film titler parsing XML format, captions reduction that again will be corresponding with video plays back, and detailed process can be referring to shown in the accompanying drawing 1.
In addition, because the video editing that all departments of TV station use, subtitle playing device is that different vendor produces, and the XML file format that each manufacturer derives when captions separate is not quite identical.For can be compatible on the equipment of different manufacturers respectively, then need the harmonious mode of TV station and each manufacturer to derive the XML subtitle file, thereby reach the compatible needs that broadcast captions on distinct device the XML subtitle file.At present each TV station to libretto stunt in the captions require not quite identical, when existing technology can't well be supported the high-end designs demand of each TV station and realize that captions broadcast to the support of libretto stunt.
The inventor finds that there is following technical problem in prior art in the process of embodiment of the present invention:
(1) libretto of existing XML form subtitle file does not have the node information about stunt.
(2) there is not effective method to play out the libretto stunt according to the node information reduction of libretto stunt.
Summary of the invention
In order to solve the shortcoming of above-mentioned prior art; Main purpose of the present invention provides a kind of implementation method of captions stunt, to solve the problem that subtitle file does not have the stunt node information and can not play the libretto stunt according to the node information reduction of libretto stunt in the prior art.
In order to achieve the above object, the invention provides a kind of implementation method of captions stunt, specifically comprise:
Add the stunt node information in the subtitle file;
Resolve the stunt node information of subtitle file and load stunt and carry out special play-back.
Execution mode of the present invention is through adding the stunt node information on the basis of the original form of subtitle file XML; Make the information that comprises about the stunt node in the libretto of XML form subtitle file increase the stunt support; Realize the parsing of captions XML file through captions software; Corresponding stunt kind in the load software stunt storehouse, and support the libretto of stunt to play to resolving later subtitle file through film titler.
Description of drawings
Technical scheme for the clearer explanation embodiment of the invention; The accompanying drawing of required use is done simple the introduction 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 is a prior art video caption playing process;
Fig. 2 is the method step figure that libretto stunt node adds among the XML in the captions special efficacy implementation procedure of the embodiment of the invention;
Fig. 3 is the block diagram of the realization captions trick play method of the embodiment of the invention;
Fig. 4 is that the loading stunt node of the embodiment of the invention is realized the method step figure that the libretto stunt shows;
Fig. 5 supports the libretto stunt to show for the embodiment of the invention and does not have stunt contrast of display figure.
Embodiment
To combine the accompanying drawing in the embodiment of the invention below; Technical scheme in the embodiment of the invention is carried out clear, complete description; Obvious described embodiment only is a part of embodiment of the present invention, is not whole embodiment, based on the embodiment among the present invention; Those of ordinary skills are not paying the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the present invention's protection.
The embodiment of the invention provides on the one hand adds the method that libretto stunt node is realized the libretto stunt among a kind of XML, as shown in Figure 2, is specially:
Step S1: in the captions transport process, on the basis of original XML subtitle file form, increase the support of stunt according to customer demand;
Step S2: the information of going into out time-code and stunt type of in the root node of said XML subtitle file, writing acquiescence.Wherein the time-code of going into out of acquiescence includes stunt, and the acquiescence that stops stunt and go out stunt is gone into out time-code.The stunt type information generally comprises: be fade-in fade-out, draw picture, the fuzzy stunts such as picture, expansion, scrolling, straight line, surface time, motion blur of drawing.
Step S3: actual demand judges whether that needs write the stunt node information to this libretto on every libretto child node according to libretto, then carries out step S4 if desired, if do not need then directly change step S5 over to.
Step S4: the stunt node information of writing the libretto child node.The same stunt that also includes with step S2 of concrete grammar stops stunt, goes out the stunt node, has into the information that goes out time-code and stunt type on each stunt node.
Step S5: resolve and added the subtitle file of stunt node information.Through resolving the stunt relevant information to read in root node and every the libretto child node.When broadcasting a libretto literal, if the child node information of stunt is arranged, then use the stunt information of this libretto, if not then use the acquiescence stunt information on the root node.
Execution mode of the present invention is through adding the stunt node information on the basis of the original form of subtitle file XML; Make the information that comprises about the stunt node in the libretto of XML form subtitle file increase the stunt support, when broadcasting libretto, then can use the stunt information of the libretto of root node or child node to realize that the special effects of libretto shows according to node information.
Another aspect of the present invention combines actual conditions that the broadcast loaded and displayed of libretto stunt is carried out further detailed explanation, and shown in Figure 3 is the method step figure of the loading stunt node realization libretto stunt demonstration of the embodiment of the invention, is specially:
Step S1: the rule selection of client and manufacturer's agreement libretto trick play needs the stunt type of broadcast.To the demand of TV station, and coordinate to support to be fade-in fade-out, to draw picture, fuzzy main stunt of drawing picture, expansion, scrolling, straight line, surface time, these 8 kinds of libretto of motion blur.
Step S2: the libretto node is partly done corresponding modification.Adopt the mode of embodiment one for the support that increases stunt and on the subtitle file of XML form, add the stunt node information, repeat no more at this.Below be the simple part implementation method of describing trick play functionality, do not regard it as certainly and exceed.
Step S3: the subtitle file stunt node information of parsing XML format loads stunt.
For the parsing of subtitle file mainly is in special captions software, to realize resolving, and the concrete grammar of resolving subtitle file stunt node information and loading stunt can be participated in shown in Figure 4, is specially:
Step S301: specific captions software is installed, for example MARIANA CG A10 captions software
Step S302: read the XML subtitle file, can read the stunt relevant information in root node and every the libretto child node, such as the type number of going into out time-code and stunt of stunt.
Step S303: resolve the stunt information in the libretto stunt node information; The captions software of said installation calls the good stunt storehouse of software design in the broadcast funtion part; Stunt type number through step S302 reads loads corresponding with it stunt data, and the stunt parameter is set.
Step S304: go into out the time-code time according to what read among the step S302, going into out the time-code time of stunt is set.
Step S4: support the libretto of stunt to play to resolving later subtitle file through film titler.
The embodiment of the invention can be through importing to the above-mentioned XML file that has added the stunt node information in the caption information; Make the broadcast of libretto support stunt wherein, be illustrated in figure 5 as the embodiment of the invention and support the demonstration of libretto scrolling stunt and do not have stunt contrast of display figure.
Execution mode of the present invention is through adding the stunt node information on the basis of the original form of subtitle file XML; Make the information that comprises about the stunt node in the libretto of XML form subtitle file increase the stunt support; Realize the parsing of captions XML file through captions software; Corresponding stunt kind in the load software stunt storehouse, and support the libretto of stunt to play to resolving later subtitle file through film titler.
Through the description of above execution mode, those skilled in the art can be well understood to the present invention and can realize through software, also can realize by the mode that software adds necessary general hardware platform.Based on such understanding; Technical scheme of the present invention can be come out with the embodied of software product, this software product can be stored in a non-volatile memory medium (can be CD-ROM, USB flash disk; Portable hard drive etc.) in; Comprise some instructions with so that computer equipment (can be personal computer, server, the perhaps network equipment etc.) carry out the described method of each embodiment of the present invention.
The above; Be merely a best specific embodiment of the present invention, but characteristic of the present invention is not limited thereto, any people who is familiar with this technology is in field of the present invention; The variation that can expect easily or modification all should be encompassed in the following claim of the present invention.
Claims (11)
1. the implementation method of a captions stunt is characterized in that, comprising:
Add the stunt node information in the subtitle file;
Resolve the stunt node information of subtitle file and load stunt and carry out special play-back.
2. the implementation method of captions stunt as claimed in claim 1 is characterized in that, the method for adding the stunt node information in the said subtitle file is specially:
In the root node of said extensibility mark language XML subtitle file, write the information of going into out time-code and stunt type of acquiescence;
Actual demand judges whether that needs write the stunt node information to this libretto on every libretto child node according to libretto;
Write libretto child node information if desired and then write the stunt information of libretto child node, if do not need then resolve the subtitle file that has added the stunt node information.
3. the implementation method of captions stunt as claimed in claim 2 is characterized in that, the said time-code of going into out of writing acquiescence is specially: be programmed into stunt, the acquiescence that stops stunt and go out stunt is gone into out time-code.
4. the implementation method of captions stunt as claimed in claim 2 is characterized in that, said stunt type comprises: be fade-in fade-out, draw picture, fuzzy picture, expansion, scrolling, straight line, surface time, the motion blur drawn.
5. the implementation method of captions stunt as claimed in claim 1 is characterized in that, the stunt node information of said parsing subtitle file also loads stunt and carries out special play-back and comprise:
When broadcasting a libretto literal, if the child node information of stunt is arranged, then use the stunt information of this libretto, if not then use the acquiescence stunt information on the root node.
6. the implementation method of captions stunt as claimed in claim 1 is characterized in that, said special play-back client and the rule of manufacturer's agreement libretto trick play and the stunt type that selection needs broadcast before of carrying out.
7. the implementation method of captions stunt as claimed in claim 1 is characterized in that, the stunt node information of said parsing subtitle file is to realize resolving subtitle file by special captions software.
8. the implementation method of captions stunt as claimed in claim 1 is characterized in that, the method for resolving the loading caption file comprises:
Captions software reads the XML subtitle file and reads the stunt information of resolving in the libretto stunt node information;
According to reading the stunt information that is resolved to, captions software calls the good stunt storehouse of software design in the broadcast funtion part, loads corresponding with it stunt data, and the stunt parameter is set;
The captions that the time-code time has a special effects of going into out that stunt is set are play.
9. the implementation method of captions stunt as claimed in claim 8 is characterized in that, saidly reads the type number of going into out time-code and stunt that the stunt information of resolving in the libretto stunt node information comprises the stunt in root node and every the libretto child node.
10. the implementation method of captions stunt as claimed in claim 8 is characterized in that, the said time-code time of going into out that stunt is set is to be provided with according to yard time of going into out that reads.
11. the implementation method of captions stunt as claimed in claim 8 is characterized in that, the corresponding with it stunt data of said loading are to load according to the stunt type number that reads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101165258A CN102739989A (en) | 2011-05-06 | 2011-05-06 | Method for realizing animated caption |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101165258A CN102739989A (en) | 2011-05-06 | 2011-05-06 | Method for realizing animated caption |
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| CN102739989A true CN102739989A (en) | 2012-10-17 |
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| CN2011101165258A Pending CN102739989A (en) | 2011-05-06 | 2011-05-06 | Method for realizing animated caption |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104703043A (en) * | 2015-03-26 | 2015-06-10 | 努比亚技术有限公司 | Video special effect adding method and device |
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| CN101452723A (en) * | 2008-10-16 | 2009-06-10 | 北京光线传媒有限公司 | Media file playing method, playing system and media player |
| CN101674422A (en) * | 2008-09-10 | 2010-03-17 | 新奥特（北京）视频技术有限公司 | Method for updating caption broadcasting list driven by on-line program |
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| KR20050059446A (en) * | 2003-12-15 | 2005-06-21 | 주식회사 대우일렉트로닉스 | Method for displaying subtitle in case of trick play in a dvd player |
| CN101188690A (en) * | 2007-11-19 | 2008-05-28 | 新奥特（北京）视频技术有限公司 | A device for realizing engineering interaction by using engineering snapshot technology |
| CN101188689A (en) * | 2007-11-19 | 2008-05-28 | 新奥特（北京）视频技术有限公司 | A method for realizing engineering interaction by using engineering snapshot technology |
| CN101448087A (en) * | 2007-11-26 | 2009-06-03 | 新奥特（北京）视频技术有限公司 | Improvement method of programming process |
| CN101674422A (en) * | 2008-09-10 | 2010-03-17 | 新奥特（北京）视频技术有限公司 | Method for updating caption broadcasting list driven by on-line program |
| CN101452723A (en) * | 2008-10-16 | 2009-06-10 | 北京光线传媒有限公司 | Media file playing method, playing system and media player |
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Application publication date: 20121017 |
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