CN105635836B - A kind of video sharing method and apparatus - Google Patents
A kind of video sharing method and apparatus Download PDFInfo
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- CN105635836B CN105635836B CN201511021168.1A CN201511021168A CN105635836B CN 105635836 B CN105635836 B CN 105635836B CN 201511021168 A CN201511021168 A CN 201511021168A CN 105635836 B CN105635836 B CN 105635836B
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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
- H04N21/47—End-user applications
- H04N21/472—End-user interface for requesting content, additional data or services; End-user interface for interacting with content, e.g. for content reservation or setting reminders, for requesting event notification, for manipulating displayed content
- H04N21/47202—End-user interface for requesting content, additional data or services; End-user interface for interacting with content, e.g. for content reservation or setting reminders, for requesting event notification, for manipulating displayed content for requesting content on demand, e.g. video on demand
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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
- H04N21/47—End-user applications
- H04N21/488—Data services, e.g. news ticker
- H04N21/4884—Data services, e.g. news ticker for displaying subtitles
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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]
- H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
- H04N21/83—Generation or processing of protective or descriptive data associated with content; Content structuring
- H04N21/845—Structuring of content, e.g. decomposing content into time segments
- H04N21/8456—Structuring of content, e.g. decomposing content into time segments by decomposing the content in the time domain, e.g. in time segments
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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]
- H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
- H04N21/85—Assembly of content; Generation of multimedia applications
- H04N21/854—Content authoring
- H04N21/8549—Creating video summaries, e.g. movie trailer
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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]
- H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
- H04N21/85—Assembly of content; Generation of multimedia applications
- H04N21/858—Linking data to content, e.g. by linking an URL to a video object, by creating a hotspot
- H04N21/8586—Linking data to content, e.g. by linking an URL to a video object, by creating a hotspot by using a URL
Abstract
The embodiment of the invention provides a kind of video sharing method and apparatus, wherein the described method includes: when receiving the video sharing request of user's input, to server forward abstract picture request information；Receive the abstract picture sent by the server based on the abstract picture request information；The abstract picture is pre-generated by the server；Show the abstract picture；Obtain the starting abstract picture and terminate abstract picture that user specifies in the abstract picture；Determine the starting abstract corresponding video start time point of picture and the corresponding video end time point of end abstract picture；Link is shared with the generation of the first video clip pointed by the video end time point to the video start time point.The embodiment of the present invention can be convenient the video clip quickly selected and want to share, and overcomes touch screen to position inaccurate defect, avoids the consuming of resource in mobile terminal.
Description
Technical field
The present invention relates to multimedia technology fields, fill more particularly to a kind of video sharing method and a kind of video sharing
It sets.
Background technique
Vdiverse in function due to having many advantages, such as to be convenient for carrying, mobile terminal brings many to people's lives and work
It is convenient.
By mobile terminal, people can watch video (such as film, TV play) whenever and wherever possible, in viewing video
During, when finding the wonderful in video, it is often desirable that share the wonderful with other people.
In existing way, when people need sharing video frequency segment, the touch screen by clicking mobile terminal is needed
Progress bar is adjusted, to select the video clip for wanting sharing, however, in practical applications, due to the touch screen of mobile terminal
With the low defect of positioning accuracy, it tends to be difficult to accurately choose the video clip for wanting sharing so that have to adjust repeatedly into
Item is spent, to ensure accurately to choose the video clip for wanting sharing.
Existing way is not only cumbersome due to needing to adjust progress bar repeatedly, wastes user time, also expends movement
The resource of terminal.
Summary of the invention
In view of the above problems, it proposes the embodiment of the present invention and overcomes the above problem or at least partly in order to provide one kind
A kind of video sharing method to solve the above problems and a kind of corresponding video sharing device.
To solve the above-mentioned problems, the embodiment of the invention discloses a kind of video sharing methods, comprising:
When receiving the video sharing request of user's input, to server forward abstract picture request information；
Receive the abstract picture sent by the server based on the abstract picture request information；The abstract picture by
The server is pre-generated；
Show the abstract picture；
Obtain the starting abstract picture and terminate abstract picture that user specifies in the abstract picture；
Determine the starting abstract corresponding video start time point of picture and the corresponding view of end abstract picture
Frequency end time point；
The video start time point is shared with the generation of the first video clip pointed by the video end time point
Link.
Preferably, the abstract picture includes general abstract picture, and the general abstract picture is passed through by the server
Following manner is pre-generated:
Shot segmentation is carried out to video to be analyzed, obtains shot segmentation；The video to be analyzed does not have subtitle；
It chooses and is temporally located at intermediate video frame in each shot segmentation as key frame；
Vision similarity cluster is carried out to the key frame, obtains general abstract picture；
Length information based on shot segmentation distributes weighted value to general abstract picture obtained.
Preferably, described to carry out vision similarity cluster to the key frame, obtaining the step of generally making a summary picture includes:
Extract the visual information of each key frame；
Using the visual information, the visual feature vector of each key frame is calculated；
Using the visual feature vector, calculates adjacent N number of key frame and be formed by vector center；Wherein, the adjacent N
A key frame maximum value at a distance from the vector center is less than or equal to preset threshold；
It extracts in adjacent N number of key frame, the key frame nearest apart from the vector center is as general abstract picture.
Preferably, the abstract picture includes subtitle abstract picture, and the subtitle abstract picture is passed through by the server
Following manner is pre-generated:
Obtain the subtitle sart point in time and subtitle end time point of subtitle in video to be analyzed；
Determine the second video clip pointed by the subtitle sart point in time and the subtitle end time point；
The video frame for being temporally located at second video clip middle position is extracted as subtitle abstract picture；
Length information based on shot segmentation distributes weighted value to extracted subtitle abstract picture.
Preferably, further includes:
From abstract picture corresponding with first video clip, the biggish M abstract picture of weighted value is extracted, M is
Preset value；
It is chained in the sharing and shows extracted M abstract picture.
The embodiment of the invention also discloses a kind of video sharing devices, comprising:
Make a summary picture request information sending module, for when receive user input video sharing request when, to service
Device forward abstract picture request information；
Abstract picture receiving module being plucked by the server based on what the abstract picture request information was sent for receiving
Want picture；The abstract picture is pre-generated by the server；
First abstract picture exhibition module, for showing the abstract picture；
Specified abstract picture obtains module, for obtain starting abstract picture that user specifies in the abstract picture and
Terminate abstract picture；
Video time point determining module, for determining the corresponding video start time point of starting abstract picture, and
The corresponding video end time point of end abstract picture；
Share link generation module, for pointed by the video start time point and the video end time point
First video clip, which generates, shares link.
Preferably, the abstract picture includes general abstract picture, and the general abstract picture is passed through by the server
Following manner is pre-generated:
Shot segmentation is carried out to video to be analyzed, obtains shot segmentation；The video to be analyzed does not have subtitle；
It chooses and is temporally located at intermediate video frame in each shot segmentation as key frame；
Vision similarity cluster is carried out to the key frame, obtains general abstract picture；
Length information based on shot segmentation distributes weighted value to general abstract picture obtained.
Preferably, described to carry out vision similarity cluster to the key frame, obtaining the step of generally making a summary picture includes:
Extract the visual information of each key frame；
Using the visual information, the visual feature vector of each key frame is calculated；
Using the visual feature vector, calculates adjacent N number of key frame and be formed by vector center；Wherein, the adjacent N
A key frame maximum value at a distance from the vector center is less than or equal to preset threshold；
It extracts in adjacent N number of key frame, the key frame nearest apart from the vector center is as general abstract picture.
Preferably, the abstract picture includes subtitle abstract picture, and the subtitle abstract picture is passed through by the server
Following manner is pre-generated:
Obtain the subtitle sart point in time and subtitle end time point of subtitle in video to be analyzed；
Determine the second video clip pointed by the subtitle sart point in time and the subtitle end time point；
The video frame for being temporally located at second video clip middle position is extracted as subtitle abstract picture；
Length information based on shot segmentation distributes weighted value to extracted subtitle abstract picture.
Preferably, further includes:
Abstract picture extraction module, for extracting weighted value from abstract picture corresponding with first video clip
Biggish M abstract picture, M is preset value；
Second abstract picture exhibition module shows extracted M abstract picture for chaining in the sharing.
The embodiment of the present invention includes following advantages:
In embodiments of the present invention, server can pre-generate abstract picture, when mobile terminal receives user's input
Video sharing request when, to server forward abstract picture request information, mobile terminal can receive server transmission pluck
Want picture, and will abstract picture exhibition on mobile terminals, starting abstract picture that user can specify in abstract picture and
Terminate abstract picture, mobile terminal can determine the corresponding video start time point of starting abstract picture, and terminate abstract picture
The corresponding video end time point in face, it is raw to the first video clip pointed by video start time point and video end time point
At link is shared, since user can determine desired share by way of terminating abstract picture specified starting abstract picture
Video clip, thus, the embodiment of the present invention can be convenient the video clip quickly selected and want to share, and overcome touch screen fixed
The inaccurate defect in position, avoids the consuming of resource in mobile terminal.
Detailed description of the invention
Fig. 1 is a kind of step flow chart of video sharing method embodiment of the method for the invention；
Fig. 2 is a kind of structural block diagram of video sharing square law device embodiment of the invention.
Specific embodiment
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, with reference to the accompanying drawing and specific real
Applying mode, the present invention is described in further detail.
One of the core concepts of the embodiments of the present invention is, the abstract picture of video is pre-generated by server, works as user
When desired sharing video frequency segment, user can be desired to determine by way of specified starting abstract picture and end abstract picture
The video clip of sharing, thus, the embodiment of the present invention can be convenient the video clip quickly selected and want to share, and overcome touch
Screen positions inaccurate defect, avoids the consuming of resource in mobile terminal.
Referring to Fig.1, a kind of step flow chart of video sharing method embodiment of the method for the invention is shown, it specifically can be with
Include the following steps:
Step 101, when receiving the video sharing request of user's input, believe to server forward abstract picture request
Breath；
Step 102, the abstract picture sent by the server based on the abstract picture request information is received；
Mobile terminal (such as mobile phone, tablet computer) is usually constructed with video playing application program, currently, video playing is answered
All there is sharing function substantially with program.
In embodiments of the present invention, during user watches video by the video playing application program of mobile terminal,
When finding the wonderful in video, and wanting to share the wonderful with other people, the video playing application can be clicked
Sharing function icon in program, input video sharing request, at this point, the video sharing that mobile terminal receives user's input is asked
It asks.
When receiving the video sharing request of user's input, which can ask to server forward abstract picture
Information is sought, issues abstract picture to request server.
Server can respond the abstract picture request information, send and the abstract picture request information pair to mobile terminal
The abstract picture answered, mobile terminal can receive the abstract picture sent by server.
In practical applications, abstract picture is pre-generated by server, and is stored jointly with the unique identification information of video
In the server, corresponding abstract picture can be found by unique identification information.
Thus, abstract picture request information can be attached to the unique identification information of video, the abstract picture that server issues
It is abstract picture corresponding with subsidiary unique identification information.
In embodiments of the present invention, abstract picture includes general abstract picture and subtitle abstract picture, wherein general abstract
Picture is the video abstract picture generated without subtitle, and subtitle abstract picture is that have the video of subtitle is generated to pluck
Want picture.
When the video to be analyzed video of picture (need to generate abstract) does not have subtitle, general picture of making a summary can be by
Server pre-generates in the following manner:
Step S11 carries out shot segmentation to video to be analyzed, obtains shot segmentation；
Step S12 chooses and is temporally located at intermediate video frame in each shot segmentation as key frame；
Step S13 carries out vision similarity cluster to the key frame, obtains general abstract picture；
Step S14, the time span information based on the shot segmentation distribute weight to general abstract picture obtained
Value.
The embodiment of the present invention can carry out shot segmentation to video to be analyzed, obtain shot segmentation, obtained shot segmentation
Refer to video camera one-time continuous shooting one section of video, the method for shot segmentation have based on pixel domain method (such as histogram method,
Pixel difference method, edge rate method) and based on compression domain method (method such as based on DTC coefficient, it is empty when analytic approach, arrow
Measure quantification method).
It after obtaining shot segmentation, can choose in each shot segmentation, be temporally located at intermediate video frame as pass
Key frame, and vision similarity cluster is carried out to key frame, obtain general abstract picture.
Time span information based on shot segmentation distributes weighted value, shot segmentation to general abstract picture obtained
Time it is longer, in the shot segmentation general abstract picture distribution weighted value it is bigger.
In embodiments of the present invention, step S13 may further include following sub-step:
Sub-step S131 extracts the visual information of each key frame；
Sub-step S132 calculates the visual feature vector of each key frame using the visual information；
Sub-step S133 is calculated adjacent N number of key frame and is formed by vector center using the visual feature vector；
Sub-step S134 is extracted in adjacent N number of key frame, and the key frame nearest apart from the vector center is used as and generally plucks
Want picture.
In embodiments of the present invention, visual information may include the colouring information of key frame, texture information etc., in turn,
Visual feature vector may include color feature vector and texture feature vector.
The embodiment of the present invention can cluster adjacent key frame, specifically, adjacent N number of key frame can be taken,
This N number of key frame is calculated using the corresponding visual feature vector of this N number of key frame and is formed by vector center, calculates separately this N
The distance value of a key frame and vector center will if the maximum value in distance value calculated is less than or equal to preset threshold
This N number of adjacent key frame is divided into one kind, and using the nearest key frame in distance vector center as general abstract picture.
When video to be analyzed has subtitle, subtitle abstract picture can be pre-generated in the following manner by server:
Step S21 obtains the subtitle sart point in time and subtitle end time point of subtitle in video to be analyzed；
Step S22 determines the second piece of video pointed by the subtitle sart point in time and the subtitle end time point
Section；
Step S23 extracts the video frame for being temporally located at second video clip middle position as subtitle abstract
Picture；
Step S24, the time span information based on the subtitle distribute weighted value to extracted subtitle abstract picture.
The subtitle sart point in time and subtitle end time point of subtitle in the available video to be analyzed of the embodiment of the present invention,
For the situation of subtitle and video separation, subtitle sart point in time and subtitle can be extracted directly from the time point of subtitle file
End time point has suppressed situation in video for subtitle, and the inspection of subtitle variation can be carried out using local-caption extraction technology
It surveys, to obtain the time point of subtitle, and then extracts subtitle sart point in time and subtitle end time point, and then can determine subtitle
Second video clip pointed by sart point in time and subtitle end time point.
The embodiment of the present invention can extract the video frame for being temporally located at the second video clip middle position as subtitle
Picture, and the time span information based on subtitle of making a summary make a summary to extracted subtitle abstract picture distribution weighted value with subtitle
The time of the corresponding subtitle of picture is longer, bigger to the weighted value of subtitle abstract picture distribution.
Step 103, the abstract picture is shown；
Step 104, the starting abstract picture and terminate abstract picture that user specifies in the abstract picture are obtained；
Step 105, the starting abstract corresponding video start time point of picture and end abstract picture are determined
Corresponding video end time point；
Step 106, to the first video clip pointed by the video start time point and the video end time point
It generates and shares link.
The embodiment of the present invention can show the abstract picture received on mobile terminals, so that user can be in abstract picture
The starting abstract picture and end abstract picture specified in face.
In practical applications, mobile terminal can not show all abstract pictures simultaneously on a display screen, thus, this
Inventive embodiments can be on the time point that user suspends video, and forward trace P abstract pictures, the value of P can be by user voluntarily
Setting, can also be preset by video playing application program.
In turn, the starting abstract picture and terminate abstract picture that the available user of mobile terminal specifies, and determine starting
The corresponding video start time point of picture of making a summary video end time point corresponding with abstract picture is terminated, video start time point
It is that user wants the video clip shared with video clip pointed by video end time point.
The embodiment of the present invention can be to the first video clip pointed by video start time point and video end time point
It generates and shares link, for example, user divides in the first video clip sharing behavior microblogging then can generate in the microblogging of sharing
Link is enjoyed, other users can watch the first video clip shared away by clicking sharing link.
The embodiment of the present invention can also extract the biggish M of weighted value from abstract picture corresponding with the first video clip
A abstract picture, and chained in sharing and show extracted M abstract picture.
Wherein, M is preset value, can be by user's sets itself, as an example, when abstract picture is general abstract picture
When, the integer in M typically 4~8, when picture of making a summary be subtitle make a summary picture when, M can usually be equal to the first piece of video
The quantity of the corresponding all abstract pictures of section.
In embodiments of the present invention, server can pre-generate abstract picture, when mobile terminal receives user's input
Video sharing request when, to server forward abstract picture request information, mobile terminal can receive server transmission pluck
Want picture, and will abstract picture exhibition on mobile terminals, starting abstract picture that user can specify in abstract picture and
Terminate abstract picture, mobile terminal can determine the corresponding video start time point of starting abstract picture, and terminate abstract picture
The corresponding video end time point in face, it is raw to the first video clip pointed by video start time point and video end time point
At link is shared, since user can determine desired share by way of terminating abstract picture specified starting abstract picture
Video clip, thus, the embodiment of the present invention can be convenient the video clip quickly selected and want to share, and overcome touch screen fixed
The inaccurate defect in position, avoids the consuming of resource in mobile terminal.
Further, the embodiment of the present invention can extract the abstract picture exhibition in the first video clip of sharing and share
It chains, without user manual editing abstract picture, improves the convenience of video sharing.
It should be noted that for simple description, therefore, it is stated as a series of action groups for embodiment of the method
It closes, but those skilled in the art should understand that, embodiment of that present invention are not limited by the describe sequence of actions, because according to
According to the embodiment of the present invention, some steps may be performed in other sequences or simultaneously.Secondly, those skilled in the art also should
Know, the embodiments described in the specification are all preferred embodiments, and the related movement not necessarily present invention is implemented
Necessary to example.
Referring to Fig. 2, show a kind of structural block diagram of video sharing Installation practice of the invention, can specifically include as
Lower module:
Make a summary picture request information sending module 201, for when receive user input video sharing request when, to clothes
Business device forward abstract picture request information；
Abstract picture receiving module 202 is sent by the server based on the abstract picture request information for receiving
Abstract picture；The abstract picture is pre-generated by the server；
First abstract picture exhibition module 203, for showing the abstract picture；
Abstract picture is specified to obtain module 204, the starting abstract picture specified in the abstract picture for obtaining user
Face and end abstract picture；
Video time point determining module 205, for determining the corresponding video start time point of the starting abstract picture, with
And the corresponding video end time point of end abstract picture；
Share link generation module 206, for signified to the video start time point and the video end time point
To the first video clip generate share link.
In embodiments of the present invention, the abstract picture includes general abstract picture, and the general abstract picture is by described
Server pre-generates in the following manner:
Shot segmentation is carried out to video to be analyzed, obtains shot segmentation；The video to be analyzed does not have subtitle；
It chooses and is temporally located at intermediate video frame in each shot segmentation as key frame；
Vision similarity cluster is carried out to the key frame, obtains general abstract picture；
Length information based on shot segmentation distributes weighted value to general abstract picture obtained.
In embodiments of the present invention, described that vision similarity cluster is carried out to the key frame, obtain general abstract picture
The step of include:
Extract the visual information of each key frame；
Using the visual information, the visual feature vector of each key frame is calculated；
Using the visual feature vector, calculates adjacent N number of key frame and be formed by vector center；
It extracts in adjacent N number of key frame, the key frame nearest apart from the vector center is as general abstract picture.
In embodiments of the present invention, the abstract picture includes subtitle abstract picture, and the subtitle abstract picture is by described
Server pre-generates in the following manner:
Obtain the subtitle sart point in time and subtitle end time point of subtitle in video to be analyzed；
Determine the second video clip pointed by the subtitle sart point in time and the subtitle end time point；
The video frame for being temporally located at second video clip middle position is extracted as subtitle abstract picture；
Length information based on shot segmentation distributes weighted value to extracted subtitle abstract picture.
In embodiments of the present invention, described device further include:
Abstract picture extraction module, for extracting weighted value from abstract picture corresponding with first video clip
Biggish M abstract picture, M is preset value；
Second abstract picture exhibition module shows extracted M abstract picture for chaining in the sharing.
For device embodiment, since it is basically similar to the method embodiment, related so being described relatively simple
Place illustrates referring to the part of embodiment of the method.
It should be understood by those skilled in the art that, the embodiment of the embodiment of the present invention can provide as method, apparatus or calculate
Machine program product.Therefore, the embodiment of the present invention can be used complete hardware embodiment, complete software embodiment or combine software and
The form of the embodiment of hardware aspect.Moreover, the embodiment of the present invention can be used one or more wherein include computer can
With in the computer-usable storage medium (including but not limited to magnetic disk storage, CD-ROM, optical memory etc.) of program code
The form of the computer program product of implementation.
The embodiment of the present invention be referring to according to the method for the embodiment of the present invention, terminal device (system) and computer program
The flowchart and/or the block diagram of product describes.It should be understood that flowchart and/or the block diagram can be realized by computer program instructions
In each flow and/or block and flowchart and/or the block diagram in process and/or box combination.It can provide these
Computer program instructions are set to general purpose computer, special purpose computer, Embedded Processor or other programmable data processing terminals
Standby processor is to generate a machine, so that being held by the processor of computer or other programmable data processing terminal devices
Capable instruction generates for realizing in one or more flows of the flowchart and/or one or more blocks of the block diagram
The device of specified function.
These computer program instructions, which may also be stored in, is able to guide computer or other programmable data processing terminal devices
In computer-readable memory operate in a specific manner, so that instruction stored in the computer readable memory generates packet
The manufacture of command device is included, which realizes in one side of one or more flows of the flowchart and/or block diagram
The function of being specified in frame or multiple boxes.
These computer program instructions can also be loaded into computer or other programmable data processing terminal devices, so that
Series of operation steps are executed on computer or other programmable terminal equipments to generate computer implemented processing, thus
The instruction executed on computer or other programmable terminal equipments is provided for realizing in one or more flows of the flowchart
And/or in one or more blocks of the block diagram specify function the step of.
Although the preferred embodiment of the embodiment of the present invention has been described, once a person skilled in the art knows bases
This creative concept, then additional changes and modifications can be made to these embodiments.So the following claims are intended to be interpreted as
Including preferred embodiment and fall into all change and modification of range of embodiment of the invention.
Finally, it is to be noted that, herein, relational terms such as first and second and the like be used merely to by
One entity or operation are distinguished with another entity or operation, without necessarily requiring or implying these entities or operation
Between there are any actual relationship or orders.Moreover, the terms "include", "comprise" or its any other variant meaning
Covering non-exclusive inclusion, so that process, method, article or terminal device including a series of elements not only wrap
Those elements are included, but also including other elements that are not explicitly listed, or further includes for this process, method, article
Or the element that terminal device is intrinsic.In the absence of more restrictions, being wanted by what sentence "including a ..." limited
Element, it is not excluded that there is also other identical elements in process, method, article or the terminal device for including the element.
Above to a kind of video sharing method provided by the present invention and a kind of video sharing device, detailed Jie has been carried out
It continues, used herein a specific example illustrates the principle and implementation of the invention, and the explanation of above embodiments is only
It is to be used to help understand method and its core concept of the invention；At the same time, for those skilled in the art, according to this hair
Bright thought, there will be changes in the specific implementation manner and application range, in conclusion the content of the present specification should not manage
Solution is limitation of the present invention.
Claims (6)
1. a kind of video sharing method characterized by comprising
When receiving the video sharing request of user's input, to server forward abstract picture request information；
Receive the abstract picture sent by the server based on the abstract picture request information；The abstract picture is by described
Server is pre-generated；Wherein, when the abstract picture includes general abstract picture, the general abstract picture is by the clothes
Business device pre-generates in the following manner: carrying out shot segmentation to video to be analyzed, obtains shot segmentation；The video to be analyzed
Without subtitle；It chooses and is temporally located at intermediate video frame in each shot segmentation as key frame；To the pass
Key frame carries out vision similarity cluster, obtains general abstract picture；Length information based on shot segmentation, to obtained general
Picture of making a summary distributes weighted value；Wherein, the shot segmentation refers to a Duan Jingtou of video camera one-time continuous shooting；
Show the abstract picture；
Obtain the starting abstract picture and terminate abstract picture that user specifies in the abstract picture；
Determine the starting abstract corresponding video start time point of picture and the corresponding video knot of end abstract picture
Beam time point；
Link is shared with the generation of the first video clip pointed by the video end time point to the video start time point；
Wherein, described to carry out vision similarity cluster to the key frame, obtaining the step of generally making a summary picture includes:
Extract the visual information of each key frame；
Using the visual information, the visual feature vector of each key frame is calculated；
Using the visual feature vector, calculates adjacent N number of key frame and be formed by vector center；Wherein, adjacent N number of pass
Key frame maximum value at a distance from the vector center is less than or equal to preset threshold；
It extracts in adjacent N number of key frame, the key frame nearest apart from the vector center is as general abstract picture.
2. the method according to claim 1, wherein when the abstract picture include subtitle abstract picture when, institute
Subtitle abstract picture is stated to be pre-generated in the following manner by the server:
Obtain the subtitle sart point in time and subtitle end time point of subtitle in video to be analyzed；
Determine the second video clip pointed by the subtitle sart point in time and the subtitle end time point；
The video frame for being temporally located at second video clip middle position is extracted as subtitle abstract picture；
Length information based on shot segmentation distributes weighted value to extracted subtitle abstract picture.
3. method according to claim 1 or 2, which is characterized in that further include:
From abstract picture corresponding with first video clip, the biggish M abstract picture of weighted value is extracted, M is default
Value；
It is chained in the sharing and shows extracted M abstract picture.
4. a kind of video sharing device characterized by comprising
Abstract picture request information sending module, for being sent out to server when receiving the video sharing request of user's input
Send abstract picture request information；
Abstract picture receiving module, for receiving the abstract picture sent by the server based on the abstract picture request information
Face；The abstract picture is pre-generated by the server；Wherein, when the abstract picture includes general abstract picture, institute
It states general abstract picture to be pre-generated in the following manner by the server: shot segmentation being carried out to video to be analyzed, is obtained
Shot segmentation；The video to be analyzed does not have subtitle；It chooses and is temporally located at intermediate view in each shot segmentation
Frequency frame is as key frame；Vision similarity cluster is carried out to the key frame, obtains general abstract picture；Based on shot segmentation
Length information distributes weighted value to general abstract picture obtained；Wherein, the shot segmentation refers to video camera one-time continuous
One Duan Jingtou of shooting；
First abstract picture exhibition module, for showing the abstract picture；
Specified abstract picture obtains module, for obtaining the starting abstract picture and end that user specifies in the abstract picture
Abstract picture；
Video time point determining module, for determining the corresponding video start time point of starting abstract picture and described
Terminate the corresponding video end time point of abstract picture；
Share link generation module, for first pointed by the video start time point and the video end time point
Video clip, which generates, shares link；
Wherein, described to carry out vision similarity cluster to the key frame, obtaining the step of generally making a summary picture includes:
Extract the visual information of each key frame；
Using the visual information, the visual feature vector of each key frame is calculated；
Using the visual feature vector, calculates adjacent N number of key frame and be formed by vector center；Wherein, adjacent N number of pass
Key frame maximum value at a distance from the vector center is less than or equal to preset threshold；
It extracts in adjacent N number of key frame, the key frame nearest apart from the vector center is as general abstract picture.
5. device according to claim 4, which is characterized in that when the abstract picture includes subtitle abstract picture, institute
Subtitle abstract picture is stated to be pre-generated in the following manner by the server:
Obtain the subtitle sart point in time and subtitle end time point of subtitle in video to be analyzed；
Determine the second video clip pointed by the subtitle sart point in time and the subtitle end time point；
The video frame for being temporally located at second video clip middle position is extracted as subtitle abstract picture；
Length information based on shot segmentation distributes weighted value to extracted subtitle abstract picture.
6. device according to claim 4 or 5, which is characterized in that further include:
Abstract picture extraction module, for it is larger to extract weighted value from abstract picture corresponding with first video clip
M abstract picture, M is preset value；
Second abstract picture exhibition module shows extracted M abstract picture for chaining in the sharing.
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| CN106844683B (en) * | 2017-01-25 | 2020-12-11 | 百度在线网络技术（北京）有限公司 | Information sharing method and device |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101431689A (en) * | 2007-11-05 | 2009-05-13 | 华为技术有限公司 | Method and device for generating video abstract |
| CN103647991A (en) * | 2013-12-23 | 2014-03-19 | 乐视致新电子科技（天津）有限公司 | Method and system for sharing video in intelligent television |
| CN103974147A (en) * | 2014-03-07 | 2014-08-06 | 北京邮电大学 | MPEG (moving picture experts group)-DASH protocol based online video playing control system with code rate switch control and static abstract technology |
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| CN101431689A (en) * | 2007-11-05 | 2009-05-13 | 华为技术有限公司 | Method and device for generating video abstract |
| CN103647991A (en) * | 2013-12-23 | 2014-03-19 | 乐视致新电子科技（天津）有限公司 | Method and system for sharing video in intelligent television |
| CN103974147A (en) * | 2014-03-07 | 2014-08-06 | 北京邮电大学 | MPEG (moving picture experts group)-DASH protocol based online video playing control system with code rate switch control and static abstract technology |
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