CN101197947A - Video and words synchronization process - Google Patents
Video and words synchronization process Download PDFInfo
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- CN101197947A CN101197947A CNA2006101622036A CN200610162203A CN101197947A CN 101197947 A CN101197947 A CN 101197947A CN A2006101622036 A CNA2006101622036 A CN A2006101622036A CN 200610162203 A CN200610162203 A CN 200610162203A CN 101197947 A CN101197947 A CN 101197947A
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Abstract
The invention provides a video and character synchronization method which comprises the following steps: when a first server records video contents, video files and at least one character file corresponding to the video files are respectively stored into different files, complete timestamp information is stored in the video files and the character file which are synchronized through the timestamp information; when a second server sends a video play request, relevant information between the video files and at least one character file is designated; moreover, when the first server receives the video play request, the first server selects corresponding video files and character files according to the designated relevant information in the video play request, and then superposes character contents in the character files onto video images in the video files of corresponding timestamps according to the timestamp information in the video files and the character files; finally media data is generated and media data after superposition is played. Therefore synchronization of videos and characters is realized.
Description
Technical field
The present invention relates to next generation network (NGN) field, more specifically, relate to a kind of media server that utilizes and realize video and the synchronous method of literal.
Background technology
In the present next generation network field, media server is as core media resource apparatus in the network, its major function is exactly to control signaling by the medium of control appliance to provide voice service to network, and along with the development of NGN technology, Video service also becomes one of critical function of media server day by day.
Text subtile information normally depends on the video media, and it belongs to can not changed information.But along with the development of Video service, modifiable text subtile demand increases day by day, and original mode of adding text subtile of directly solidifying on video image is difficult to satisfy the demand.
Summary of the invention
In order to improve the range of application of video and text service, realize the synchronous of video and literal, the present invention proposes a kind of video and words synchronization process, it utilizes media server, greatly perfect video that media server provides in the next generation network and literal function.
One aspect of the present invention provides a kind of video and words synchronization process, it may further comprise the steps: step S102, first server is when the recorded video content, video file is stored in respectively in the different files with corresponding with it at least a text file, all store the information of complete timestamp in video file and the text file, and undertaken synchronously by the information of timestamp; Step S104, second server when sending the video playback request, the related information between designated file and at least a text file; And step S106, first server is when receiving the video playback request, related information according to appointment in the video playback request, select corresponding video file and text file, then according to the information of the timestamp in video file and the text file, word content in the text file is added on the video image in the video file of correspondent time, generates media data, and play the media data after the stack.
According to an aspect of the present invention, first server is a media server; In addition, second server of the present invention is a service server.
According to an aspect of the present invention, timestamp comprises dual mode: absolute time is stabbed and relative time stabs; Video file of the present invention adopts identical timestamp mode with text file.
In addition, related information according to the present invention comprises following at least a: the title of video file, the title of text file, languages or scene information.
Timestamp is a kind of mark of identified time, and video and literal should adopt with a kind of timestamp mode and identify on the same group.Absolute time is stabbed and to be meant and to adopt absolute time to come the mark (that is, current system time) of identified time, and being marked at of adopting that absolute time stabs calculated the side-play amount that each time point and time started put when playing; It is to adopt relative time to come the mark (that is, current system time is with respect to the side-play amount of time started) of identified time that relative time stabs, and adopts being marked at of relative time stamp to calculate the side-play amount of each time point with the time started point when recording.The timestamp that side-play amount is identical is exactly a synchronous points, the expression mode and the registration accuracy of timestamp are decided according to the actual requirements, for example, with year, month, day, hour, min, second and millisecond or year, month, day, hour, min, second, millisecond, microsecond and nanosecond represent absolute time, with second, millisecond, microsecond or microsecond represent relative time stamp etc.
Therefore, the present invention has realized following technique effect: the video capability of utilizing media server to provide, video and text subtile assembled scheme flexibly are provided, it goes for Karaoke, multilingual captions explanation, multiword curtain and does not have plurality of application scenes such as captions, and, the present invention is easy to realize, the greatly perfect video that media server provides in the next generation network, text subtile function have improved the range of application of video and text service effectively.
Other features and advantages of the present invention will be set forth in the following description, and, partly from specification, become apparent, perhaps understand by implementing the present invention.Purpose of the present invention and other advantages can realize and obtain by specifically noted structure in the specification of being write, claims and accompanying drawing.
Description of drawings
Accompanying drawing is used to provide further understanding of the present invention, and constitutes the part of specification, is used from explanation the present invention with embodiments of the invention one, is not construed as limiting the invention.In the accompanying drawings:
Fig. 1 is the flow chart according to video of the present invention and words synchronization process;
Fig. 2 is according to embodiments of the invention, utilizes media server to realize video record real-time video and the synchronous flow chart of literal; And
Fig. 3 is the block diagram according to video of the present invention and word synchronizing apparatus.
Embodiment
Below in conjunction with accompanying drawing the preferred embodiments of the present invention are described, should be appreciated that preferred embodiment described herein only is used for description and interpretation the present invention, and be not used in qualification the present invention.
Fig. 1 is the flow chart according to video of the present invention and words synchronization process.Fig. 2 is according to embodiments of the invention, utilizes media server to realize video record real-time video and the synchronous flow chart of literal.
In the present invention, the next generation network equipment that relates generally to comprises: media server, application server and terminal.
Media server: unification provides the media resource processing capacity in next generation network, accepts the control of application server, and its medium connect by IP bearer network and gateway or IP terminal interaction, have embodied the networking thought that control separates with carrying.
Application server: be the core component of intelligent network, storaging user data and service logic; Trigger operation flow according to service logic, in the Business Processing process, control media server as required media resource is provided, thereby realize various business function.
Terminal: the man-machine interface with the user, interactive modes such as audio frequency, video, literal are provided, be the final destination and the origin of video playback and video record.
In an embodiment of the present invention, media server is used to provide the specific implementation of video capability; Application server is used to provide the video traffic process control; Terminal is used to provide the source of media of video record and the media exhibition of video playback.
With reference to foregoing description, in conjunction with Fig. 2 introduction video of the present invention as shown in Figure 1 and the specific implementation process of literal method.As shown in Figure 1, the step of video and words synchronization process may further comprise the steps.
Step S102, first server is when the recorded video content, video file is stored in respectively in the different files with corresponding with it at least a text file, all stores the information of complete timestamp in video file and the text file, and undertaken synchronously by the information of timestamp.
This step is corresponding to step S202 among Fig. 2: media server records one group of file of video content in advance, comprise main video file and supporting with it several text files, these files adopt identical timestamp mode, all deposit complete timestamp information in each file.
Step S104, second server when sending the video playback request, the related information between designated file and at least a text file.
This step is corresponding to step S204 among Fig. 2: service server sends the video playback request to media server, and indication needs the scene information play, comprises video file name and text file name.
Step S106, first server is when receiving the video playback request, related information according to appointment in the video playback request, select corresponding video file and text file, then according to the information of the timestamp in video file and the text file, word content in the text file is added on the video image in the video file of correspondent time, generates media data, and play the media data after the stack.This step comprises step S206 and S208 among Fig. 2:
S206: media server receives after the video playback request and chooses corresponding video, text file according to video, Word message, and carries out synchronously according to the timestamp information in two files, and word content is added on the video image; And
S208: the media data after terminal sends synchronously.
So just finished and utilized media server to realize video record real-time video and the synchronous process of literal.
Fig. 3 is the block diagram according to video of the present invention and word synchronizing apparatus.
Among the present invention, as shown in Figure 3 video and word synchronizing apparatus comprise: recording and storing unit 302, be positioned on first server, be used for when the recorded video content, video file is stored in respectively in the different files with corresponding with it at least a text file, all stores the information of complete timestamp in video file and the text file, and undertaken synchronously by the information of timestamp, wherein, first server is a media server; Playing request unit 304 is positioned on the second server, is used for when sending the video playback request, and the related information between designated file and at least a text file, wherein, second server is a service server; And synchronous superpositing unit 306, be positioned on first server, be used for when receiving the video playback request, related information according to appointment in the video playback request, select corresponding video file and text file,, the word content in the text file is added on the video image in the video file of correspondent time then according to the information of the timestamp in video file and the text file, generate media data, and play the media data after the stack.
In the present invention, timestamp comprises dual mode: absolute time is stabbed and relative time stabs; Video file adopts identical timestamp mode with text file.
In addition, related information of the present invention comprises following at least a: the title of video file, the title of text file, languages or scene information.
As mentioned above, video of the present invention as can be seen and words synchronization process and installed existing video technique perfect, under the situation that drops into a small amount of fund, just can overlap text subtile so that the user side just is a video configuration more, thereby realized between video and the literal synchronously, and then provide a kind of video more flexibly and text subtile service.
The above is the preferred embodiments of the present invention only, is not limited to the present invention, and for a person skilled in the art, the present invention can have various changes and variation.Within the spirit and principles in the present invention all, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (6)
1. video and words synchronization process is characterized in that, may further comprise the steps:
Step S102, first server is when the recorded video content, video file is stored in respectively in the different files with corresponding with it at least a text file, all store the information of complete timestamp in described video file and the described text file, and undertaken synchronously by the information of described timestamp;
Step S104, second server is specified the related information between described video file and at least a described text file when sending the video playback request; And
Step S106, described first server is when receiving described video playback request, described related information according to appointment in the described video playback request, select corresponding described video file and described text file, then according to the information of the described timestamp in described video file and the described text file, word content in the described text file is added on the video image in the described video file of corresponding described timestamp, generates media data, and play the described media data after the stack.
2. video according to claim 1 and words synchronization process is characterized in that, described first server is a media server.
3. video according to claim 1 and words synchronization process is characterized in that described second server is a service server.
4. video according to claim 1 and words synchronization process is characterized in that, described timestamp comprises dual mode: absolute time is stabbed and relative time stabs.
5. video according to claim 4 and words synchronization process is characterized in that, described video file adopts identical timestamp mode with described text file.
6. video according to claim 1 and words synchronization process is characterized in that, described related information comprises following at least a: the title of described video file, the title of described text file, languages or scene information.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006101622036A CN101197947A (en) | 2006-12-06 | 2006-12-06 | Video and words synchronization process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CNA2006101622036A CN101197947A (en) | 2006-12-06 | 2006-12-06 | Video and words synchronization process |
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| CN101197947A true CN101197947A (en) | 2008-06-11 |
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| CNA2006101622036A Pending CN101197947A (en) | 2006-12-06 | 2006-12-06 | Video and words synchronization process |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105677273A (en) * | 2015-12-31 | 2016-06-15 | 田雪松 | Lattice-based display method and system |
| CN109862547A (en) * | 2019-01-28 | 2019-06-07 | 深圳市飞图视讯有限公司 | The wireless Snapshot Method of screen mirror image and system under a kind of environment based on Wi-Fi |
-
2006
- 2006-12-06 CN CNA2006101622036A patent/CN101197947A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105677273A (en) * | 2015-12-31 | 2016-06-15 | 田雪松 | Lattice-based display method and system |
| CN105677273B (en) * | 2015-12-31 | 2019-01-11 | 北京奇禄管理咨询有限公司 | A kind of display methods and system based on dot matrix |
| CN109862547A (en) * | 2019-01-28 | 2019-06-07 | 深圳市飞图视讯有限公司 | The wireless Snapshot Method of screen mirror image and system under a kind of environment based on Wi-Fi |
| CN109862547B (en) * | 2019-01-28 | 2022-05-06 | 深圳市飞图视讯有限公司 | Wireless screen image snapshot method and system based on Wi-Fi environment |
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Open date: 20080611 |