CN106162295A - The method and system that a kind of video is Tong Bu with picture - Google Patents
The method and system that a kind of video is Tong Bu with picture Download PDFInfo
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- CN106162295A CN106162295A CN201510208522.5A CN201510208522A CN106162295A CN 106162295 A CN106162295 A CN 106162295A CN 201510208522 A CN201510208522 A CN 201510208522A CN 106162295 A CN106162295 A CN 106162295A
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- video
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- dropped
- tong
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/4302—Content synchronisation processes, e.g. decoder synchronisation
- H04N21/4307—Synchronising the rendering of multiple content streams or additional data on devices, e.g. synchronisation of audio on a mobile phone with the video output on the TV screen
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
Abstract
The invention discloses the method and system that a kind of video is Tong Bu with picture, the method includes that the picture no less than two is corresponding with the frame of video in described video respectively；When playing described video, it is judged that whether the frame of video that described picture is corresponding is dropped；If described frame of video is dropped, then delete the picture of correspondence.Technical solution of the present invention due to can video Tong Bu with picture play during, detected by timing, picture corresponding to the frame of video lost by video is deleted, thus ensure that the video of broadcasting can corresponding with picture synchronize, improve the smooth degree of video playback, improve the result of broadcast of video and picture.
Description
Technical field
The present invention relates to technical field of video processing, a kind of method Tong Bu with picture particularly to video and be
System.
Background technology
Along with the development of Internet technology, day by day popularizing of modern distance education, based on network
Long-distance education do not limited by time, space because of it, student can be facilitated to carry out autonomic learning and test,
Status in long-distance education becomes more and more important.Now, video network distance education application the most
Through generally existing.
Internet video teaching is one of basic composition of network remote teaching system, and Web-based instruction purpose is to make
The raw situation of giving lessons being affable ear on network and listening to, witness teacher, carries out problem exchange simultaneously, reaches
To the teaching efficiency that classroom instruction is close.Generally, network remote teaching interface comprises Teaching video recording and regards
Frequently district, content of courses list area, content of courses PowerPoint district etc..In view of networking operational environment, depending on
Frequency must use stream media format, during browsing, it is desirable to the broadcasting of instructional video and demonstration literary composition
The display of original text and contents list must synchronize.
For the Web-based instruction, Microsoft PowerPoint facilitates easy-to-use feature, always class because of it
The presentation tool that hall teaching is first-selected, many teachers have made substantial amounts of in long-term teaching
Powerpoint presentation.Therefore at present when carrying out net work teaching system exploitation, directly by PowerPoint
PowerPoint import to net work teaching system, thus alleviate workload, improve development efficiency.
In this course, the synchronous demonstrating being necessary for solving how realizing instructional video and PowerPoint is asked
Topic.In practical operation, owing to playing video council because network problem, cause the phenomenon that frame losing occurs, this
Sample arises that frame of video is lost, but the PowerPoint picture of correspondence is still play, and video is different from picture
The problem of step.
Summary of the invention
The present invention provides the method and system that a kind of video is Tong Bu with picture, it is possible to the frame of video lost by video
Corresponding picture is deleted, thus ensure that the video of broadcasting can be Tong Bu with picture, improves video and picture
Result of broadcast.
Technical solution of the present invention provides a kind of method that video is Tong Bu with picture, comprises the following steps:
Picture no less than two is corresponding with the frame of video in described video respectively；
When playing described video, it is judged that whether the frame of video that described picture is corresponding is dropped；
If described frame of video is dropped, then delete the picture of correspondence.
Further, during the described video of described broadcasting, it is judged that whether the frame of video that described picture is corresponding is dropped,
Further include steps of
During playing described video, at every predetermined time, the side-play amount of described video is calculated；
According to described side-play amount, calculate the duration of frame losing；
Frame of video in described duration is the frame of video being dropped.
Further, the side-play amount of described video is calculated according to log system.
Further, the described predetermined time is fixing duration.
Further, the described predetermined time is the interval duration between two pictures.
Further, further comprising the steps of:
If described frame of video is not dropped, then play described frame of video and corresponding picture.
Further, the described picture being no less than two constitutes a set of PPT.
Technical solution of the present invention also provides for the system that a kind of video is Tong Bu with picture, including memory element, broadcasting
Unit and judging unit, wherein,
Described memory element is for storing the picture of frame of video in described video and the described video of correspondence；
Described broadcast unit, for the result according to judging unit, is play in described video and the described video of correspondence
The picture of frame of video；
Described judging unit is for judging whether the frame of video that picture is corresponding is dropped.
Further, also including intervalometer and measuring and calculating unit, described intervalometer is used for setting duration, described survey
Calculate unit for calculating the side-play amount of described video.
Further, also including log system, described log system is for providing the inclined of video to measuring and calculating unit
Shifting amount.
Technical solution of the present invention is owing to can examine by timing during video broadcasting Tong Bu with picture
Surveying, picture corresponding to the frame of video lost by video is deleted, thus ensure that the video of broadcasting can be with picture
Corresponding synchronization, improves the smooth degree of video playback, improves the result of broadcast of video and picture.
Other features and advantages of the present invention will illustrate in the following description, and, partly from explanation
Book becomes apparent, or understands by implementing the present invention.The purpose of the present invention and other advantages can
Realize by structure specifically noted in the description write, claims and accompanying drawing and obtain
?.
Below by drawings and Examples, technical scheme is described in further detail.
Accompanying drawing explanation
Accompanying drawing is for providing a further understanding of the present invention, and constitutes a part for description, with this
Bright embodiment is used for explaining the present invention together, is not intended that limitation of the present invention.In the accompanying drawings:
Fig. 1 is the flow chart that in the embodiment of the present invention one, video is Tong Bu with picture；
Fig. 2 is the flow chart that in the embodiment of the present invention two, video is Tong Bu with picture；
Fig. 3 is the structural representation of the system that video is Tong Bu with picture in the embodiment of the present invention three.
Detailed description of the invention
Below in conjunction with accompanying drawing, the preferred embodiments of the present invention are illustrated, it will be appreciated that described herein
Preferred embodiment is merely to illustrate and explains the present invention, is not intended to limit the present invention.
Fig. 1 is the flow chart that in the embodiment of the present invention one, video is Tong Bu with picture.As it is shown in figure 1, this video
The flow process Tong Bu with picture comprises the following steps:
The picture of multiple in step 101, a set of PowerPoint (PPT) respectively with the video in video
Frame is corresponding.
Because video be embodied in the corresponding relation of picture frame of video and picture corresponding on, the picture in PPT
Order is consistent with video content, and where video content is told about, and which the picture in PPT is just shown to
In.
During step 102, broadcasting video, every predetermined fixing duration, it is judged as the picture of PPT
Whether corresponding frame of video is dropped.If frame of video is dropped, then go to step 103, if frame of video
It is not dropped, then goes to step 104.
Due to network problem, video display process likely occurs the phenomenon of frame losing, if untreated,
May result in the out of step conditions that video shifts to an earlier date, picture falls behind.So at set intervals, such as 10 seconds,
Determine whether frame loss condition.Determine whether what frame losing was mainly being play according to log system measuring and calculating
The side-play amount of video, by calculating the side-play amount of video, can calculate the duration of frame losing, regarding in this duration
Frequently frame is the frame of video being dropped.
If step 103 frame of video is dropped, then delete the picture that this frame of video is corresponding.The duration of frame losing
How long having, how long corresponding picture is just deleted.
If step 104 frame of video is not dropped, then normal play video frame and corresponding picture.
Fig. 2 is the flow chart that in the embodiment of the present invention two, video is Tong Bu with picture.As in figure 2 it is shown, this video
The flow process Tong Bu with picture comprises the following steps:
The picture of multiple in step 201, a set of PowerPoint (PPT) respectively with the video in video
Frame is corresponding.
Because video be embodied in the corresponding relation of picture frame of video and picture corresponding on, the picture in PPT
Order is consistent with video content, and where video content is told about, and which the picture in PPT is just shown to
In.
During step 202, broadcasting video, the interval duration between two pictures, it is judged as PPT
Frame of video corresponding to picture whether be dropped.If frame of video is dropped, then go to step 203, if
Frame of video is not dropped, then go to step 204.
Due to network problem, video display process likely occurs the phenomenon of frame losing, if untreated,
May result in the out of step conditions that video shifts to an earlier date, picture falls behind.So during interval between two pictures
Long, determine whether frame loss condition.Determine whether that frame losing is mainly broadcast according to log system measuring and calculating
The side-play amount of the video put, by calculating the side-play amount of video, can calculate the duration of frame losing, in this duration
Frame of video be the frame of video being dropped.
If step 203 frame of video is dropped, then delete the picture that this frame of video is corresponding.The duration of frame losing
How long having, how long corresponding picture is just deleted.
If step 204 frame of video is not dropped, then normal play video frame and corresponding picture.
In order to realize the synchronization flow process of above-mentioned video and picture, embodiments of the invention additionally provide a kind of video
The system Tong Bu with picture.Fig. 3 is that in the embodiment of the present invention three, the structure of the system that video is Tong Bu with picture is shown
It is intended to.As it is shown on figure 3, this video system Tong Bu with picture include memory element 301, broadcast unit 302,
Judging unit 303, log system 304, intervalometer 305 and measuring and calculating unit 306.
The picture of frame of video in memory element storage video and corresponding video.
Broadcast unit, according to the result of judging unit, plays the picture of frame of video in video and corresponding video.
Judging unit judges whether the frame of video that picture is corresponding is dropped.
Intervalometer sets duration.
The side-play amount of measuring and calculating unit measuring and calculating video.
Log system for providing the side-play amount of video to measuring and calculating unit.
Above-described embodiment, will owing to can be detected by timing during video broadcasting Tong Bu with picture
Picture corresponding to frame of video that video is lost is deleted, thus ensure that broadcasting video can corresponding with picture together
Step, improves the smooth degree of video playback, improves the result of broadcast of video and picture.
Those skilled in the art are it should be appreciated that embodiments of the invention can be provided as method, system or meter
Calculation machine program product.Therefore, the present invention can use complete hardware embodiment, complete software implementation or knot
The form of the embodiment in terms of conjunction software and hardware.And, the present invention can use and wherein wrap one or more
Computer-usable storage medium containing computer usable program code (include but not limited to disk memory and
Optical memory etc.) form of the upper computer program implemented.
The present invention is with reference to method, equipment (system) and computer program product according to embodiments of the present invention
The flow chart of product and/or block diagram describe.It should be understood that can by computer program instructions flowchart and
/ or block diagram in each flow process and/or flow process in square frame and flow chart and/or block diagram and/
Or the combination of square frame.These computer program instructions can be provided to general purpose computer, special-purpose computer, embedding
The processor of formula datatron or other programmable data processing device is to produce a machine so that by calculating
The instruction that the processor of machine or other programmable data processing device performs produces for realizing at flow chart one
The device of the function specified in individual flow process or multiple flow process and/or one square frame of block diagram or multiple square frame.
These computer program instructions may be alternatively stored in and computer or the process of other programmable datas can be guided to set
In the standby computer-readable memory worked in a specific way so that be stored in this computer-readable memory
Instruction produce and include the manufacture of command device, this command device realizes in one flow process or multiple of flow chart
The function specified in flow process and/or one square frame of block diagram or multiple square frame.
These computer program instructions also can be loaded in computer or other programmable data processing device, makes
Sequence of operations step must be performed to produce computer implemented place on computer or other programmable devices
Reason, thus the instruction performed on computer or other programmable devices provides for realizing flow chart one
The step of the function specified in flow process or multiple flow process and/or one square frame of block diagram or multiple square frame.
Obviously, those skilled in the art can carry out various change and modification without deviating from this to the present invention
The spirit and scope of invention.So, if these amendments of the present invention and modification belong to the claims in the present invention
And within the scope of equivalent technologies, then the present invention is also intended to comprise these change and modification.
Claims (10)
1. the method that a video is Tong Bu with picture, it is characterised in that comprise the following steps:
Picture no less than two is corresponding with the frame of video in described video respectively；
When playing described video, it is judged that whether the frame of video that described picture is corresponding is dropped；
If described frame of video is dropped, then delete the picture of correspondence.
Method the most according to claim 1, it is characterised in that during the described video of described broadcasting, sentence
Whether the frame of video that disconnected described picture is corresponding is dropped, and further includes steps of
During playing described video, at every predetermined time, the side-play amount of described video is calculated；
According to described side-play amount, calculate the duration of frame losing；
Frame of video in described duration is the frame of video being dropped.
Method the most according to claim 2, it is characterised in that regard according to log system measuring and calculating
The side-play amount of frequency.
4. according to the method described in claim 2 or 3, it is characterised in that the described predetermined time is
Fixing duration.
5. according to the method described in claim 2 or 3, it is characterised in that the described predetermined time is
Interval duration between two pictures.
Method the most according to claim 1, it is characterised in that further comprising the steps of:
If described frame of video is not dropped, then play described frame of video and corresponding picture.
Method the most according to claim 1, it is characterised in that the described picture structure being no less than two
Become a set of PPT.
8. the system that a video is Tong Bu with picture, it is characterised in that include memory element, broadcast unit
And judging unit, wherein,
Described memory element is for storing the picture of frame of video in described video and the described video of correspondence；
Described broadcast unit, for the result according to judging unit, is play in described video and the described video of correspondence
The picture of frame of video；
Described judging unit is for judging whether the frame of video that picture is corresponding is dropped.
System the most according to claim 8, it is characterised in that also include intervalometer and measuring and calculating unit,
Described intervalometer is used for setting duration, and described measuring and calculating unit is for calculating the side-play amount of described video.
System the most according to claim 9, it is characterised in that also include log system, described day
Aspiration system for providing the side-play amount of video to measuring and calculating unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510208522.5A CN106162295A (en) | 2015-04-28 | 2015-04-28 | The method and system that a kind of video is Tong Bu with picture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510208522.5A CN106162295A (en) | 2015-04-28 | 2015-04-28 | The method and system that a kind of video is Tong Bu with picture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106162295A true CN106162295A (en) | 2016-11-23 |
Family
ID=57346764
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510208522.5A Pending CN106162295A (en) | 2015-04-28 | 2015-04-28 | The method and system that a kind of video is Tong Bu with picture |
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| Country | Link |
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| CN (1) | CN106162295A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101272469A (en) * | 2007-03-23 | 2008-09-24 | 杨子江 | Recording system and method used for teaching and meeting place |
| US20130188933A1 (en) * | 2010-09-17 | 2013-07-25 | Thomson Licensing | Method for semantics based trick mode play in video system |
| CN103974074A (en) * | 2014-04-21 | 2014-08-06 | 西安电子科技大学宁波信息技术研究院 | Education video and lantern slide synchronization method |
| CN104301767A (en) * | 2014-09-29 | 2015-01-21 | 四川长虹电器股份有限公司 | Method for achieving synchronous television video playing on mobile phone |
-
2015
- 2015-04-28 CN CN201510208522.5A patent/CN106162295A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101272469A (en) * | 2007-03-23 | 2008-09-24 | 杨子江 | Recording system and method used for teaching and meeting place |
| US20130188933A1 (en) * | 2010-09-17 | 2013-07-25 | Thomson Licensing | Method for semantics based trick mode play in video system |
| CN103974074A (en) * | 2014-04-21 | 2014-08-06 | 西安电子科技大学宁波信息技术研究院 | Education video and lantern slide synchronization method |
| CN104301767A (en) * | 2014-09-29 | 2015-01-21 | 四川长虹电器股份有限公司 | Method for achieving synchronous television video playing on mobile phone |
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Application publication date: 20161123 |
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