CN107147959A - A kind of INVENTIONBroadcast video editing acquisition methods and system - Google Patents
A kind of INVENTIONBroadcast video editing acquisition methods and system Download PDFInfo
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- CN107147959A CN107147959A CN201710311709.7A CN201710311709A CN107147959A CN 107147959 A CN107147959 A CN 107147959A CN 201710311709 A CN201710311709 A CN 201710311709A CN 107147959 A CN107147959 A CN 107147959A
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- 238000000034 method Methods 0.000 title claims abstract description 31
- 239000000463 material Substances 0.000 claims abstract description 95
- 239000012634 fragment Substances 0.000 claims description 12
- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000008901 benefit Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000001815 facial effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
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Classifications
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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]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/232—Content retrieval operation locally within server, e.g. reading video streams from disk arrays
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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]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/234—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs
- H04N21/23418—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving operations for analysing video streams, e.g. detecting features or characteristics
-
- 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
- H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs
- H04N21/44008—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving operations for analysing video streams, e.g. detecting features or characteristics in the video stream
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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
- H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs
- H04N21/4402—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving reformatting operations of video signals for household redistribution, storage or real-time display
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Databases & Information Systems (AREA)
- Television Signal Processing For Recording (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Abstract
The invention provides a kind of INVENTIONBroadcast video editing acquisition methods and system, the label in the video acquisition request sent according to user terminal chooses corresponding video, and therefrom obtains the video clipping with corresponding material;Matched in units of frame, the accuracy of matching can be improved and comprehensive;The timestamp of frame is judged by standard of time threshold, the optimum position of editing is determined, and video segment is intercepted according to corresponding timestamp, effective information can be collected to greatest extent, invalid information is removed, while the fluency of picture can be ensured.The INVENTIONBroadcast video editing acquisition methods and system that the present invention is provided can be that user formulates personalized video file, and provide the user optimal viewing experience according to the demand of user.
Description
Technical field
The invention belongs to podcast technical field, more particularly to a kind of INVENTIONBroadcast video editing acquisition methods and system.
Background technology
Broadcast (broadcast) original idea refers to the news media medium that sound is transmitted by radio wave or wire, passes through
Radio wave transmits the title radio broadcasting of program, and the title wired broadcasting of program is transmitted by wire.The broadcast of now broad sense is also
Include Web broadcast.Web broadcast is a kind of network flow-medium, by setting up broadcasting server on Internet websites, operation
Specific software again blazes abroad program, user by the computer of oneself installation and operation broadcast reception software connect this
A little websites, so that it may conveniently listen to broadcast program, read broadcast message.
The today maked rapid progress in broadband network technology, Web broadcast realizes that relatively easily equipment investment is relatively fewer, tool
There is inborn advantage.Web broadcast mainly has live and two kinds of broadcasting forms of program request:
(1) live (Live):It is mainly used in the instant report of occasion.It is exactly the actual broadcast in radio station or TV station
The transfers on network form of program, its advantage is ageing strong, lively reality, and user can obtain information in the very first time.
(2) program request (On-demand Audio/Video):Program request is that according to content program is made into fragment one by one, you
The fragment that can be liked according to title or categorizing selection is watched and listen.This broadcasting form has the advantages that to economize on resources, and
And selectivity and specific aim are also stronger.
Application publication number discloses a kind of broadcast for CN105453571A patent of invention and provides device, broadcast offer system
And its method that broadcast is provided, obtain corresponding picture by image recognition technology, in the video provided from broadcast source and be supplied to
User.This method can customize broadcasted content for user individual, but it can only provide image or image stream, it is impossible to which offer is regarded
Frequency fragment, therefore leverage the usage experience of user.Therefore, a kind of new-type broadcasting provider method is developed, can be realized
Personalized customization function, can provide video segment, improve user's viewing impression, be badly in need of what is solved as those skilled in the art again
Technical problem.
The content of the invention
In order to solve the above-mentioned technical problem, the invention provides a kind of INVENTIONBroadcast video editing acquisition methods and system.
Concrete technical scheme of the present invention is as follows:
The invention provides a kind of INVENTIONBroadcast video editing acquisition methods, comprise the following steps:
S1:Broadcast source intercepts at least one material image from video, and adds label for the material image, will
All labels generate tally set, and are sent to server;
S2:User terminal obtains the tally set from the server, and therefrom selects at least one label, to the clothes
Business device sends video acquisition request;
S3:The server receives the video acquisition request that the user terminal is sent, and according to the label, searches at least
One target video;
S4:According to the corresponding material image of the label, search and matched with the material image from the target video
Image, and record comprising described image all frames corresponding timestamp;
S5:A time threshold is generated, and corresponding frame is intercepted according to the timestamp in the target video, if
The distance between two timestamps are no more than the time threshold, then all cut the video segment in the two described timestamps
Take;The video segment being truncated to is merged into a video clipping, and is sent to the user terminal.
Further, the step S1 comprises the following steps:
S1.1:Broadcast source is browsed to video content, the feature being had according to material, to the element occurred in video
Material is counted;
S1.2:Therefrom select frequency of occurrences highest at least one material, interception at least two images as material image,
And add label, each material correspondence only one label for it;
S1.3:By all Label Mergings, tally set is generated, and be sent to the server.
Further, in the step S1.2, at least two sub-pictures of interception be respectively same material different angles or
The image of different conditions.
Further, the step S4 comprises the following steps:
S4.1:According to the corresponding material image of the label, from the target video respectively search with each width described in
The image of material image matching;
S4.2:All frames for including described image are obtained, and record the corresponding timestamp of each frame.
Further, the step S5 comprises the following steps:
S5.1:A time threshold is generated, corresponding frame is intercepted according to the timestamp in the target video;
S5.2:;In the range of the time threshold, two farthest timestamps of selected distance, and by the two it is described when
Between stamp in long segment all intercept;
S5.3:When there is the corresponding frame of at least one described timestamp not get, then the frame and its preceding 30 frames are chosen
With rear 30 frames, a short-movie section is used as;
S5.4:By the long segment and the short-movie section according to the timestamp ordering of start frame, merge into a video and cut
Volume, and it is sent to the user terminal.
Further, the time threshold lower limit is not shorter than 1 second, the upper limit be no longer than be truncated to whole frames it is total when
It is long.
Further, including following part:
Broadcast source, for managing video, and interception material image, addition label from image;
Server, for obtaining target video according to label, and is regarded according to the corresponding material image of label from the target
The image matched with the material image, the corresponding timestamp of all frames of the record comprising described image are searched in frequency, and is generated
Video clipping;
User terminal, for selecting required label, sends video acquisition request, and regarded described in reception to the server
Frequency editing.
Further, the broadcast source includes following part:
Video material selecting module, for being browsed to video content, is counted, and select to the material wherein occurred
Go out frequency of occurrences highest at least one material;
Material image collection module, for intercepting the different image of at least two width as material image for each material;
Label model, for adding unique label for each material.
Further, the server includes following part:
Signal dispatcher module, for for the broadcast source and the user terminal transmission information;
Material matching module, for searched according to the corresponding material image of the label from the target video with it is described
The image of material image matching;
Time threshold management module, the corresponding time for all frames of setting time threshold value, record comprising described image
Stamp, and according to the concrete mode of time threshold determination interception fragment;
Editing module, for intercepting corresponding fragment according to corresponding timestamp, and generates video clipping.
Beneficial effects of the present invention are as follows:, can the invention provides a kind of INVENTIONBroadcast video editing acquisition methods and system
It is that user formulates personalized video file according to the demand of user.In the video acquisition request sent according to user terminal
Label chooses corresponding video, and therefrom obtains the video clipping with corresponding material;Matched in units of frame, Ke Yiti
The accuracy and comprehensive of height matching;The timestamp of frame is judged by standard of time threshold, the optimum bit of editing is determined
Put, and video segment is intercepted according to corresponding timestamp, effective information can be collected to greatest extent, invalid information is removed, simultaneously
The fluency of picture can be ensured, optimal viewing experience is provided the user.
Brief description of the drawings
Fig. 1 is a kind of flow chart of INVENTIONBroadcast video editing acquisition methods described in embodiment 1;
Fig. 2 be embodiment 2 described in a kind of INVENTIONBroadcast video editing acquisition methods in label set creation method flow chart;
Fig. 3 be embodiment 3 described in a kind of INVENTIONBroadcast video editing acquisition methods in timestamp acquisition methods flow chart;
Fig. 4 be embodiment 3 described in a kind of INVENTIONBroadcast video editing acquisition methods in video clipping generation method flow chart
Fig. 5 is a kind of structural representation of INVENTIONBroadcast video editing acquisition system described in embodiment 4;
Fig. 6 is a kind of structural representation of INVENTIONBroadcast video editing acquisition system described in embodiment 5;
Fig. 7 is a kind of structural representation of INVENTIONBroadcast video editing acquisition system described in embodiment 6.
Embodiment
The present invention is described in further detail with following examples below in conjunction with the accompanying drawings.
Embodiment 1
As shown in figure 1, the embodiment of the present invention 1 provides a kind of INVENTIONBroadcast video editing acquisition methods, it is characterised in that including
Following steps:
S1:Broadcast source 1 intercepts at least one material image from video, and adds label for the material image,
All labels are generated into tally set, and are sent to server 2;
The material image can be the image for the entity that people, thing, building etc. have profile, and should be clear with background boundary
Chu, easily resolution;
S2:User terminal 3 obtains the tally set from the server 2, and therefrom selects at least one label, to described
Server 2 sends video acquisition request;
S3:The server 2 receives the video acquisition request that the user terminal 3 is sent, and according to the label, searches extremely
A few target video;
The label of user's selection represents its individual requirement to video content, when the label included in video acquisition request
When more, illustrate that user terminal 3 is clearly required to video, now seeking scope is smaller, video acquisition is more accurate;When regarding
When the label included in frequency acquisition request is less, illustrate that the requirement of user terminal 3 to video in itself is indefinite, as long as containing described
The content that label is represented, now seeking scope is larger, randomness is also larger, it might even be possible to while choosing multiple videos;
S4:According to the corresponding material image of the label, search and matched with the material image from the target video
Image, and record comprising described image all frames corresponding timestamp;
Matched in units of frame, the content of lookup can be made as complete and comprehensive as possible, can obtain to greatest extent needs
The information wanted;Using timestamp as mark, can exactly record matching image occur position, it is to avoid by unnecessary content
Record;
S5:A time threshold is generated, and corresponding frame is intercepted according to the timestamp in the target video, if
The distance between two timestamps are no more than the time threshold, then all cut the video segment in the two described timestamps
Take;The video segment being truncated to is merged into a video clipping, and is sent to the user terminal 3;
Stabbed according to time threshold seclected time, and editing is carried out to video according to selected timestamp, can be by required for
Frame intactly intercept, while can guarantee that the fluency of picture, keep the viewing experience of user terminal 3.
The INVENTIONBroadcast video editing acquisition methods that the present embodiment 1 is provided, in the video acquisition request sent according to user terminal 3
Label choose corresponding video, and therefrom obtain the video clipping with corresponding material;Matched in units of frame, can be with
Improve the accuracy and comprehensive of matching;The timestamp of frame is judged by standard of time threshold, the optimal of editing is determined
Position, and video segment is intercepted according to corresponding timestamp, effective information can be collected to greatest extent, remove invalid information, together
When can ensure the fluency and integrality of picture, provide the user optimal viewing experience.
Embodiment 2
As shown in Fig. 2 the present embodiment 2 provides a kind of INVENTIONBroadcast video editing acquisition methods on the basis of embodiment 1, should
Embodiment 2 further defines the step S 1 and comprised the following steps:
S1.1:Broadcast source 1 is browsed to video content, the feature being had according to material, to what is occurred in video
Material is counted;
Because different angles and different states often occurs in same material in video, simply according to material
The overall machinery that carries out counts often not accurate enough, and the probability of omission is larger, it is therefore desirable to select at least one feature on material
Go to be counted;If for example, material is people, the facial characteristics of the people, dress ornament and the jewelry worn, numeral can be passed through
Mark etc. feature, is distinguished with other materials;If material is building, the profile of building, the dress on roof can be passed through
Decorations, pattern of metope etc., are distinguished with other materials;
S1.2:Therefrom select frequency of occurrences highest at least one material, interception at least two images as material image,
And add label, each material correspondence only one label for it;Interception at least two sub-pictures be respectively same material not
With angle or the image of different conditions;
For the different angle of each material selectiong at least two width or the image of different conditions (light condition, good working condition), with
Just the accuracy of follow-up searching work is improved, it is to avoid because resource is less, it is inaccurate to match and omits effective information;
S1.3:By all Label Mergings, tally set is generated, and be sent to the server 2.
Embodiment 3
As shown in figure 3, the present embodiment 3 provides a kind of INVENTIONBroadcast video editing acquisition methods on the basis of embodiment 1, should
Embodiment 3 further defines the step S4 and comprised the following steps:
S4.1:According to the corresponding material image of the label, from the target video respectively search with each width described in
The image of material image matching;
Due to being each provided with the different image of at least two width to each material, available resources during matching can be increased,
Expand matching range during matching, improve the accuracy of matching and comprehensive, it is to avoid omit;
S4.2:All frames for including described image are obtained, and record the corresponding timestamp of each frame.
As shown in figure 4, the step S5 comprises the following steps:
S5.1:A time threshold is generated, corresponding frame is intercepted according to the timestamp in the target video;Threshold value
Lower limit is not shorter than 1 second, and the upper limit is no longer than the total duration for the whole frames being truncated to;
Interception of the passage time threshold value to video segment is limited, and the length of video segment is controlled in certain limit
It is interior;Current HD video frame number per second is about 60 frames, therefore when clip durations are less than time threshold lower limit, interception simply
Indivedual frames, fluency during viewing is not good, influences Consumer's Experience;When clip durations exceed time threshold, easily by garbage
Intercept simultaneously, can equally influence Consumer's Experience;
S5.2:In the range of the time threshold, two farthest timestamps of selected distance, and by the two described times
Long segment in stamp is all intercepted;
There may be multiple timestamps in the range of time threshold, if intercepted respectively, multiple sections of fragments can be produced, can image
The series connection of context when user watches, therefore two farthest timestamps of distance in selection time threshold range, both ensure to regard
The availability of frequency, makes the fragment length of interception most long again, to ensure the viewing effect of user;
S5.3:When there is the corresponding frame of at least one described timestamp not get, then the frame and its preceding 30 frames are chosen
With rear 30 frames, a short-movie section is used as;
When occur it is more scattered lack sufficient amount of frame, can not be used for intercepting video segment when, in order to subtract as far as possible
It is few to omit, selection range is extended to preceding 30 frames and rear 30 frames of the frame, as a section fragment, this section of clip durations surpass
1 second is spent, even HD video, most basic smooth standard, situations such as being unlikely to interim card occur, influence user can be also reached
Viewing experience.
S5.4:By the long segment and the short-movie section according to the timestamp ordering of start frame, merge into a video and cut
Volume, and it is sent to the user terminal 3.
Embodiment 4
As shown in figure 5, the present embodiment 4, which provides a kind of INVENTIONBroadcast video editing, obtains system, 7. include following part:
Broadcast source 1, for managing video, and interception material image, addition label from image;
Broadcast source 1 not only provides video, while providing alternative material, and label is added for it, to facilitate user
Terminal 3 is selected;
Server 2, for obtaining target video according to label, and is regarded according to the corresponding material image of label from the target
The image matched with the material image, the corresponding timestamp of all frames of the record comprising described image are searched in frequency, and is generated
Video clipping;
The effect of server 2 is to provide intermediary, and root for the interaction of information between broadcast source 1 and user terminal 3
The request proposed according to user terminal 3, the video and material resource that are provided using broadcast source 1 obtain what user terminal 3 needed
Video clipping;
User terminal 3, for selecting required label, sends video acquisition request, and receive described to the server 2
Video clipping.
Embodiment 5
As shown in fig. 6, the present embodiment 5 provides a kind of INVENTIONBroadcast video editing on the basis of embodiment 4 obtains system, should
Embodiment 5, which further defines the broadcast source 1, includes following part:
Video material selecting module 11, for being browsed to video content, is counted to the material wherein occurred, and
Select frequency of occurrences highest at least one material;
Numerous different types of materials are frequently included in one video, by video material selecting module 11 according to appearance frequency
Rate is screened, and selects frequency of occurrences highest material, is used as element that is most important, can representing the video content in the video
Material;
Material image collection module 12, for intercepting the different image of at least two width as material image for each material;
By the selection of material image collection module 12, each material play contains at least two secondary different images as material
Image, so as in follow-up screening process, leads to not matching because the angle or state of material change, so as to improve
The accuracy matched somebody with somebody, avoid the occurrence of omission;
Label model 13, for adding unique label for each material.
It is that each material assigns a code name by adding label, can be with easy to find corresponding during subsequently selected
Material.
Embodiment 6
As shown in fig. 7, the present embodiment 6 provides a kind of INVENTIONBroadcast video editing on the basis of embodiment 4 obtains system, should
Embodiment 6, which further defines the server 2, includes following part:
Signal dispatcher module 21, for for the broadcast source 1 and the transmission information of the user terminal 3;
Information exchange between broadcast source 1 and user terminal 3 has to pass through signal dispatcher module 21 as middle-end
It can realize, correctly to transmit information;
Material matching module 22, for being searched and institute from the target video according to the corresponding material image of the label
State the image of material image matching;
Due to being each provided with the different image of at least two width to each material, therefore material matching module 22 is being matched
When should respectively be matched according to each image, available resources during matching are more, matching when can expand matching range, improve
The accuracy of matching and comprehensive, it is to avoid cause to omit to material;
Time threshold management module 23, for setting time threshold value, record comprising described image all frames it is corresponding when
Between stab, and according to the time threshold determine intercept fragment concrete mode;
, be according to the timestamp of the time threshold of setting to all frames after the setting time threshold value of time threshold management module 23
Judged, choose most suitable timestamp and most suitable editing mode, and be supplied to editing module
Editing module 24, for intercepting corresponding fragment according to corresponding timestamp, and generates video clipping;
The content that editing module 24 is provided according to time threshold management module 23, correspondingly editing is carried out to video, and will
The long segment and short-movie section that editing is obtained are combined, and generate video clipping, then be sent to user by signal dispatcher module 21
Terminal 3.
Embodiment described above only expresses the several embodiments of the present invention, and it describes more specific and detailed, but simultaneously
Therefore the limitation to the scope of the claims of the present invention can not be interpreted as.It should be pointed out that for one of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the guarantor of the present invention
Protect scope.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (9)
1. a kind of INVENTIONBroadcast video editing acquisition methods, it is characterised in that comprise the following steps:
S1:Broadcast source (1) intercepts at least one material image from video, and adds label for the material image, will
All labels generate tally set, and are sent to server (2);
S2:User terminal (3) obtains the tally set from the server (2), and therefrom selects at least one label, to described
Server (2) sends video acquisition request;
S3:The server (2) receives the video acquisition request that the user terminal (3) sends, and according to the label, searches extremely
A few target video;
S4:According to the corresponding material image of the label, the figure matched with the material image is searched from the target video
Picture, and record the corresponding timestamp of all frames comprising described image;
S5:A time threshold is generated, and corresponding frame is intercepted according to the timestamp in the target video, if two
The distance between timestamp is no more than the time threshold, then all intercepts the video segment in the two described timestamps;
The video segment being truncated to is merged into a video clipping, and is sent to the user terminal (3).
2. INVENTIONBroadcast video editing acquisition methods as claimed in claim 1, it is characterised in that the step S1 includes following step
Suddenly:
S1.1:Broadcast source (1) is browsed to video content, the feature being had according to material, to the element occurred in video
Material is counted;
S1.2:Frequency of occurrences highest at least one material is therefrom selected, interception at least two images are as material image
It adds label, each material correspondence only one label;
S1.3:By all Label Mergings, tally set is generated, and be sent to the server (2).
3. INVENTIONBroadcast video editing acquisition methods as claimed in claim 2, it is characterised in that in the step S1.2, interception
At least two sub-pictures are respectively the different angles of same material or the image of different conditions.
4. INVENTIONBroadcast video editing acquisition methods as claimed in claim 1, it is characterised in that the step S4 includes following step
Suddenly:
S4.1:According to the corresponding material image of the label, searched and material described in each width respectively from the target video
The image of images match;
S4.2:All frames for including described image are obtained, and record the corresponding timestamp of each frame.
5. INVENTIONBroadcast video editing acquisition methods as claimed in claim 1, it is characterised in that the step S5 includes following step
Suddenly:
S5.1:A time threshold is generated, corresponding frame is intercepted according to the timestamp in the target video;
S5.2:;In the range of the time threshold, two farthest timestamps of selected distance, and by the two timestamps
Interior long segment is all intercepted;
S5.3:When there is the corresponding frame of at least one described timestamp not get, then choose the frame and its preceding 30 frames and after
30 frames, are used as a short-movie section;
S5.4:By the long segment and the short-movie section according to the timestamp ordering of start frame, a video clipping is merged into, and
It is sent to the user terminal (3).
6. INVENTIONBroadcast video editing acquisition methods as claimed in claim 5, it is characterised in that the time threshold lower limit is not shorter than
1 second, the upper limit was no longer than the total duration for the whole frames being truncated to.
7. a kind of INVENTIONBroadcast video editing obtains system, it is characterised in that including following part:
Broadcast source (1), for managing video, and interception material image, addition label from image;
Server (2), for obtaining target video according to label, and according to the corresponding material image of label from the target video
Middle to search the image matched with the material image, record includes the corresponding timestamp of all frames of described image, and generation is regarded
Frequency editing;
User terminal (3), for selecting required label, sends video acquisition request, and receive described to the server (2)
Video clipping.
8. INVENTIONBroadcast video editing acquisition methods as claimed in claim 7, it is characterised in that the broadcast source (1) includes
Following part:
Video material selecting module (11), for being browsed to video content, is counted, and select to the material wherein occurred
Go out frequency of occurrences highest at least one material;
Material image collection module (12), for intercepting the different image of at least two width as material image for each material;
Label model (13), for adding unique label for each material.
9. INVENTIONBroadcast video editing acquisition methods as claimed in claim 7, it is characterised in that the server (2) includes as follows
Part:
Signal dispatcher module (21), for for the broadcast source (1) and the user terminal (3) transmission information;
Material matching module (22), for searched according to the corresponding material image of the label from the target video with it is described
The image of material image matching;
Time threshold management module (23), the corresponding time for all frames of setting time threshold value, record comprising described image
Stamp, and according to the concrete mode of time threshold determination interception fragment;
Editing module (24), for intercepting corresponding fragment according to corresponding timestamp, and generates video clipping.
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CN201710311709.7A CN107147959B (en) | 2017-05-05 | 2017-05-05 | Broadcast video clip acquisition method and system |
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CN201710311709.7A CN107147959B (en) | 2017-05-05 | 2017-05-05 | Broadcast video clip acquisition method and system |
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CN107147959A true CN107147959A (en) | 2017-09-08 |
CN107147959B CN107147959B (en) | 2020-06-19 |
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CN109168015B (en) * | 2018-09-30 | 2021-04-09 | 北京亿幕信息技术有限公司 | Cloud cut live editing method and system |
CN109168015A (en) * | 2018-09-30 | 2019-01-08 | 北京亿幕信息技术有限公司 | A kind of cloud cuts live streaming clipping method and system |
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