CN106162158A - A kind of method and device identifying lens shooting mode - Google Patents
A kind of method and device identifying lens shooting mode Download PDFInfo
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- CN106162158A CN106162158A CN201510155872.XA CN201510155872A CN106162158A CN 106162158 A CN106162158 A CN 106162158A CN 201510155872 A CN201510155872 A CN 201510155872A CN 106162158 A CN106162158 A CN 106162158A
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Abstract
The invention discloses a kind of method and device identifying lens shooting mode, in order to realize automatically identifying the screening-mode of image, improve the efficiency of video cataloguing.Described method includes: judge whether image is that camera lens establishing shot arrives according to the first preset strategy；Arrive if it is determined that described image is camera lens establishing shot, it is determined that the style of shooting of described image is camera lens establishing shot；Arrive if it is determined that described image is not camera lens establishing shot, then determine the style of shooting of described image according to the second preset strategy.Technique scheme, by automatically identifying the lens shooting mode of video image, improves accuracy and the efficiency of video cataloguing of identification.
Description
Technical field
The present invention relates to video cataloguing field, particularly to a kind of method identifying lens shooting mode and dress
Put.
Background technology
Through the development of technique for taking in recent years, the identification workload of lens shooting mode is increased the most therewith,
Identify that difficulty increases the most therewith.The identification work of lens shooting mode is all to be realized by artificial cognition at present
, but in some field, such as in viewdata Catalogue Work, artificial cognition lens shooting mode work
Work amount is huge, inefficiency.
Summary of the invention
The present invention provides a kind of method and device identifying lens shooting mode, in order to realize automatically identifying image
Screening-mode, improve video cataloguing efficiency.
First aspect according to embodiments of the present invention, it is provided that a kind of method identifying lens shooting mode, can wrap
Include:
Judge whether image is that camera lens establishing shot arrives according to the first preset strategy；
Arrive if it is determined that described image is camera lens establishing shot, it is determined that the style of shooting of described image is camera lens
Establishing shot；
Arrive if it is determined that described image is not camera lens establishing shot, then determine described figure according to the second preset strategy
The style of shooting of picture.
In one embodiment, described judge whether image is that camera lens establishing shot arrives according to the first preset strategy
, it may include:
Judge the similarity of multiple sequential frame image or/and matching degree, if described similarity is or/and matching degree is big
In the first predetermined threshold value, then judge that described image is that camera lens establishing shot arrives；
If described similarity is or/and matching degree is equal to or less than the first predetermined threshold value, then judge that described image is not
Camera lens establishing shot arrives.
In one embodiment, the described style of shooting determining described image according to the second preset strategy, can wrap
Include:
If it is determined that subject occupies the ratio of picture and is gradually increased in multiple sequential frame images, it is determined that institute
Stating multiple sequential frame image style of shooting is track in style of shooting；
If it is determined that subject occupies the ratio of picture and is gradually reduced in multiple sequential frame images, it is determined that institute
Stating multiple sequential frame image style of shooting is that camera lens zooms out style of shooting；
If it is determined that a two field picture is adjacent in two field picture the part linking with same subject, and should
One two field picture is adjacent the matching degree of two field picture equal to or more than the second predetermined threshold value, it is determined that this frame figure
It is camera lens the most at the uniform velocity follow shot mode as being adjacent the style of shooting of two field picture；
If it is determined that the style of shooting of image is not belonging to establishing shot mode, track in style of shooting, camera lens draw
Far during the arbitrary style of shooting in style of shooting, camera lens the most at the uniform velocity follow shot mode, it is determined that described figure
The style of shooting of picture is alternate manner.
In one embodiment, after determining that the style of shooting of described image is camera lens establishing shot, also can wrap
Include:
Judge whether multiple sequential frame image includes the feature of same subject；
When multiple sequential frame images include the feature of same subject, determine the shooting side of described image
Formula is close-up shot shooting.
In one embodiment, described method may also include that
By corresponding with described image for the style of shooting of described image storage.
Second aspect according to embodiments of the present invention, it is provided that a kind of device identifying lens shooting mode, can wrap
Include:
According to the first preset strategy, judge module, for judging whether image is that camera lens establishing shot arrives；
First determines module, for judge described image be camera lens establishing shot arrive time, determine described image
Style of shooting be camera lens establishing shot；
Second determines module, for judge described image be not camera lens establishing shot arrive time, pre-according to second
If strategy determines the style of shooting of described image.
In one embodiment, described judge module, it may include:
First decision sub-module, for judge the similarity of multiple sequential frame image or/and matching degree, when described
When similarity is or/and matching degree is more than the first predetermined threshold value, it is determined that described image is that camera lens establishing shot arrives；
Second decision sub-module, is used for when described similarity or/and matching degree is equal to or less than the first predetermined threshold value
Time, it is determined that described image is not that camera lens establishing shot arrives.
In one embodiment, described second determines module, it may include:
First determines submodule, for judging that in multiple sequential frame image, subject occupies the ratio of picture
When being gradually increased, determine that the plurality of sequential frame image style of shooting is track in style of shooting；
Second determines submodule, for judging that in multiple sequential frame image, subject occupies the ratio of picture
When being gradually reduced, determine that the plurality of sequential frame image style of shooting is that camera lens zooms out style of shooting；
3rd determines submodule, for judge a two field picture be adjacent in two field picture have same be taken right
The part linking of elephant, and this two field picture is adjacent the matching degree of two field picture and presets threshold equal to or more than second
During value, determining that this two field picture is adjacent the style of shooting of two field picture is camera lens the most at the uniform velocity follow shot side
Formula；
4th determines submodule, and the style of shooting for process decision chart picture is not belonging to establishing shot mode, camera lens pushes away
Enter style of shooting, camera lens zooms out style of shooting, arbitrary shooting side in camera lens the most at the uniform velocity follow shot mode
During formula, determine that the style of shooting of described image is alternate manner.
In one embodiment, described first determines module, it may include:
First judges submodule, for judging whether to include in multiple sequential frame image same subject
Feature；
5th determines submodule, for including the feature of same subject when multiple sequential frame images
Time, determine that the style of shooting of described image is close-up shot shooting.
In one embodiment, described device may also include that
Memory module, for by corresponding with described image for the style of shooting of described image storage.
Beneficial effects of the present invention is as follows: by judging whether image is that camera lens is fixed according to the first preset strategy
Photograph；Arrive if it is determined that described image is camera lens establishing shot, it is determined that the style of shooting of described image
For camera lens establishing shot；Arrive if it is determined that described image is not camera lens establishing shot, then preset plan according to second
Slightly determine the style of shooting of described image.I.e. by automatically identifying the lens shooting mode of video image, improve
The accuracy identified and the efficiency of video cataloguing.
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 that the present invention is according to the flow process identifying lens shooting methods shown in an exemplary embodiment
Figure；
Fig. 2 is that the present invention identifies the stream of lens shooting methods according to another shown in an exemplary embodiment
Cheng Tu；
Fig. 3 is that the present invention identifies the stream of lens shooting methods according to another shown in an exemplary embodiment
Cheng Tu；
Fig. 4 is that the present invention identifies the stream of lens shooting methods according to another shown in an exemplary embodiment
Cheng Tu；
Fig. 5 is that the present invention is according to the block diagram identifying lens shooting mode device shown in an exemplary embodiment；
Fig. 6 is that the present invention identifies the frame of lens shooting mode device according to another shown in an exemplary embodiment
Figure；
Fig. 7 is that the present invention identifies the frame of lens shooting mode device according to another shown in an exemplary embodiment
Figure；
Fig. 8 is that the present invention identifies the frame of lens shooting mode device according to another shown in an exemplary embodiment
Figure.
Fig. 9 is that the present invention identifies the frame of lens shooting mode device according to another shown in an exemplary embodiment
Figure.
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.
First aspect according to embodiments of the present invention, it is provided that a kind of method identifying lens shooting mode, the party
Method can be used for identifying lens shooting mode or other is in the equipment identifying lens shooting mode, such as Fig. 1
Shown in, the method comprising the steps of S101-S103:
In step S101, judge whether image is that camera lens establishing shot arrives according to the first preset strategy.
Wherein, the first preset strategy can be similarity or the matching degree judging multiple sequential frame image, or
It it is the combination of the two.
In step s 102, if it is determined that described image is camera lens establishing shot arrives, it is determined that the bat of image
The mode of taking the photograph is camera lens establishing shot.
Above-mentioned steps can be embodied as, and judges multiple successive frame figures of certain fragment according to the first preset strategy
When the similarity of picture or matching degree reach predetermined threshold value, it is determined that the style of shooting of image is that camera lens is fixing claps
Take the photograph.Such as in judging 3 seconds similarity of multiple sequential frame images or matching degree.
In step s 103, arrive if it is determined that image is not camera lens establishing shot, then preset plan according to second
Slightly determine the style of shooting of described image.
Wherein, the second preset strategy as not being that camera lens establishing shot arrives for process decision chart, is camera lens and moves
After photographing, may further determine that the concrete mode of camera lens follow shot, such as track in style of shooting, mirror
Head zooms out style of shooting, camera lens the most at the uniform velocity follow shot mode etc..
Above-mentioned steps provides the benefit that: by automatically identifying the lens shooting mode of video image, improve
The accuracy identified and the efficiency of video cataloguing, especially when the program is applied to viewdata cataloguing, effect
The most notable.
In one embodiment, as in figure 2 it is shown, above-mentioned steps S101 can be embodied as judging multiple company
The similarity of continuous two field picture or matching degree.
Now, step S102 can be embodied as step S1021-S1022:
In step S1021, if similarity or matching degree are more than the first predetermined threshold value, then process decision chart seems mirror
Head establishing shot arrives.
In step S1022, if similarity or matching degree are equal to or less than the first predetermined threshold value, then process decision chart
As not being that camera lens establishing shot arrives.
Wherein, tentatively judging that between consecutive frame, the method for similarity is histogram matching, providing the benefit that can
Judge whether multiple successive frame is that camera lens establishing shot arrives with simple and efficient.Such as, general on-fixed
Similarity between the successive frame that lens shooting arrives is below 80%, then arranging the first predetermined threshold value is 80%,
Get final product preliminary judgement going out the similarity multiple successive frames more than 80% is that camera lens establishing shot arrives, and then phase
It is judged to what camera lens follow shot arrived like the degree successive frame equal to or less than 80%.
In one embodiment, step S103 can be embodied as:
If it is determined that subject occupies the ratio of picture and is gradually increased in multiple sequential frame images, it is determined that many
Individual sequential frame image style of shooting is track in style of shooting.
If it is determined that subject occupies the ratio of picture and is gradually reduced in multiple sequential frame images, it is determined that many
Individual sequential frame image style of shooting is that camera lens zooms out style of shooting.
If it is determined that a two field picture is adjacent in two field picture the part linking with same subject, and should
One two field picture is adjacent the matching degree of two field picture equal to or more than the second predetermined threshold value, it is determined that this frame figure
It is camera lens the most at the uniform velocity follow shot mode as being adjacent the style of shooting of two field picture.
If it is determined that the style of shooting of image is not belonging to establishing shot mode, track in style of shooting, camera lens draw
Far during the arbitrary style of shooting in style of shooting, camera lens the most at the uniform velocity follow shot mode, it is determined that image
Style of shooting is alternate manner.
Wherein, it is judged that camera lens follow shot to successive frame between the mode of similarity be ransac algorithm,
I.e. find out compatible portion by sift feature, sift characteristic point determine that object identical in successive frame (or claims
Object), then it is defined as which kind of lens shooting mode by this object size and location in different frame.
Ransac algorithm can filter the feature of the more weak point of importance, improves follow-up validity feature Point matching
Treatment effeciency.
In one embodiment, as it is shown on figure 3, in step S1021 the style of shooting of process decision chart picture be camera lens
Establishing shot, may also include step S201-S202 afterwards:
In step s 201, it is judged that whether multiple sequential frame images include the feature of same subject.
In step S202, when multiple sequential frame images include the feature of same subject, determine
The style of shooting of described image is close-up shot shooting.
Wherein, feature object can be the main body personage in personage, such as program, VIP, special people
The scene that thing and personage show especially, it is also possible to be animal or plant etc..And containing feature object successive frame
Duration typically more than 1 second, additionally should select as far as possible picture clean (without additional mark, without captions etc.),
The most steadily, the successive frame that main body is obvious, have a distinct theme.Thus add the kind of lens shooting mode identification
Class, improves Consumer's Experience.
In one embodiment, as shown in Figure 4, said method may also include step S104,
In step S104, by corresponding with image for the style of shooting of image storage.
Said method provides the benefit that: can will have identical lens shooting in whole or several video files
The fragment of mode carries out classified finishing, it is simple to follow-up editing and recording inquires about use in work.
Second aspect according to embodiments of the present invention, it is provided that a kind of device identifying lens shooting mode, such as figure
Shown in 5, this device comprises the steps that
According to the first preset strategy, judge module 51, for judging whether image is that camera lens establishing shot arrives；
First determines module 52, for process decision chart seem camera lens establishing shot arrive time, determine the shooting of image
Mode is camera lens establishing shot；
Second determines module 53, for process decision chart picture be not camera lens establishing shot arrive time, according to second preset
Strategy determines the style of shooting of image.
In one embodiment, as shown in Figure 6, it is judged that module 51 comprises the steps that
First decision sub-module 511, for judging similarity or the matching degree of multiple sequential frame image, works as phase
When being more than the first predetermined threshold value like degree or matching degree, it is determined that image is that camera lens establishing shot arrives.
Second decision sub-module 512, is used for when similarity or matching degree are equal to or less than the first predetermined threshold value,
Process decision chart is not as being that camera lens establishing shot arrives.
In one embodiment, as it is shown in fig. 7, second determines that module 53 comprises the steps that
First determines submodule 531, for judging that in multiple sequential frame image, subject occupies picture
When ratio is gradually increased, determine that multiple sequential frame image style of shooting is track in style of shooting.
Second determines submodule 532, for judging that in multiple sequential frame image, subject occupies picture
When ratio is gradually reduced, determine that multiple sequential frame image style of shooting is that camera lens zooms out style of shooting.
3rd determines submodule 533, is adjacent in two field picture for judgement one two field picture and has same bat
Take the photograph the part linking of object, and this two field picture to be adjacent the matching degree of two field picture pre-equal to or more than second
If during threshold value, determining that this two field picture is adjacent the style of shooting of two field picture is the most mobile bat of camera lens
Take the photograph mode；
4th determines submodule 534, and the style of shooting for process decision chart picture is not belonging to establishing shot mode, mirror
Head advances style of shooting, camera lens to zoom out the arbitrary bat in style of shooting, camera lens the most at the uniform velocity follow shot mode
When taking the photograph mode, determine that the style of shooting of described image is alternate manner.
In one embodiment, as shown in Figure 8, first determines that module 52 comprises the steps that
First judges submodule 521, be used for judging whether multiple sequential frame image includes same be taken right
The feature of elephant.
5th determines submodule 522, for including the spy of same subject when multiple sequential frame images
When writing, determine that the style of shooting of image is close-up shot shooting.
In one embodiment, as it is shown in figure 9, this device may also include that
Memory module 54, for by corresponding with image for the style of shooting of image storage.
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 identifying lens shooting mode, it is characterised in that including:
Judge whether image is that camera lens establishing shot arrives according to the first preset strategy；
Arrive if it is determined that described image is camera lens establishing shot, it is determined that the style of shooting of described image is camera lens
Establishing shot；
Arrive if it is determined that described image is not camera lens establishing shot, then determine described figure according to the second preset strategy
The style of shooting of picture.
2. the method for claim 1, it is characterised in that described according to the first preset strategy judgement
Whether image is that camera lens establishing shot arrives, including:
Judge the similarity of multiple sequential frame image or/and matching degree, if described similarity is or/and matching degree is big
In the first predetermined threshold value, then judge that described image is that camera lens establishing shot arrives；
If described similarity is or/and matching degree is equal to or less than the first predetermined threshold value, then judge that described image is not
Camera lens establishing shot arrives.
3. the method for claim 1, it is characterised in that described determine according to the second preset strategy
The style of shooting of described image, including:
If it is determined that subject occupies the ratio of picture and is gradually increased in multiple sequential frame images, it is determined that institute
Stating multiple sequential frame image style of shooting is track in style of shooting；
If it is determined that subject occupies the ratio of picture and is gradually reduced in multiple sequential frame images, it is determined that institute
Stating multiple sequential frame image style of shooting is that camera lens zooms out style of shooting；
If it is determined that a two field picture is adjacent in two field picture the part linking with same subject, and should
One two field picture is adjacent the matching degree of two field picture equal to or more than the second predetermined threshold value, it is determined that this frame figure
It is camera lens the most at the uniform velocity follow shot mode as being adjacent the style of shooting of two field picture；
If it is determined that the style of shooting of image is not belonging to establishing shot mode, track in style of shooting, camera lens draw
Far during the arbitrary style of shooting in style of shooting, camera lens the most at the uniform velocity follow shot mode, it is determined that described figure
The style of shooting of picture is alternate manner.
4. the method for claim 1, it is characterised in that the style of shooting determining described image is
After camera lens establishing shot, also include:
Judge whether multiple sequential frame image includes the feature of same subject；
When multiple sequential frame images include the feature of same subject, determine the shooting side of described image
Formula is close-up shot shooting.
5. the method for claim 1, it is characterised in that also include:
By corresponding with described image for the style of shooting of described image storage.
6. the device identifying lens shooting mode, it is characterised in that including:
According to the first preset strategy, judge module, for judging whether image is that camera lens establishing shot arrives；
First determines module, for judge described image be camera lens establishing shot arrive time, determine described image
Style of shooting be camera lens establishing shot；
Second determines module, for judge described image be not camera lens establishing shot arrive time, pre-according to second
If strategy determines the style of shooting of described image.
7. device as claimed in claim 6, it is characterised in that described judge module, including:
First decision sub-module, for judge the similarity of multiple sequential frame image or/and matching degree, when described
When similarity is or/and matching degree is more than the first predetermined threshold value, it is determined that described image is that camera lens establishing shot arrives；
Second decision sub-module, is used for when described similarity or/and matching degree is equal to or less than the first predetermined threshold value
Time, it is determined that described image is not that camera lens establishing shot arrives.
8. device as claimed in claim 6, it is characterised in that described second determines module, including:
First determines submodule, for judging that in multiple sequential frame image, subject occupies the ratio of picture
When being gradually increased, determine that the plurality of sequential frame image style of shooting is track in style of shooting；
Second determines submodule, for judging that in multiple sequential frame image, subject occupies the ratio of picture
When being gradually reduced, determine that the plurality of sequential frame image style of shooting is that camera lens zooms out style of shooting；
3rd determines submodule, for judge a two field picture be adjacent in two field picture have same be taken right
The part linking of elephant, and this two field picture is adjacent the matching degree of two field picture and presets threshold equal to or more than second
During value, determining that this two field picture is adjacent the style of shooting of two field picture is camera lens the most at the uniform velocity follow shot side
Formula；
4th determines submodule, and the style of shooting for process decision chart picture is not belonging to establishing shot mode, camera lens pushes away
Enter style of shooting, camera lens zooms out style of shooting, arbitrary shooting side in camera lens the most at the uniform velocity follow shot mode
During formula, determine that the style of shooting of described image is alternate manner.
9. device as claimed in claim 6, it is characterised in that described first determines module, including:
First judges submodule, for judging whether to include in multiple sequential frame image same subject
Feature；
5th determines submodule, for including the feature of same subject when multiple sequential frame images
Time, determine that the style of shooting of described image is close-up shot shooting.
10. device as claimed in claim 6, it is characterised in that also include:
Memory module, for by corresponding with described image for the style of shooting of described image storage.
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| CN201510155872.XA CN106162158A (en) | 2015-04-02 | 2015-04-02 | A kind of method and device identifying lens shooting mode |
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| CN201510155872.XA CN106162158A (en) | 2015-04-02 | 2015-04-02 | A kind of method and device identifying lens shooting mode |
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| CN108289247A (en) * | 2018-01-18 | 2018-07-17 | 逄泽沐风 | A kind of automatic identifying method of the video pictures shooting skill based on video analysis |
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