CN104915663B - A kind of method, system and mobile terminal for promoting recognition of face and showing - Google Patents
A kind of method, system and mobile terminal for promoting recognition of face and showing Download PDFInfo
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- CN104915663B CN104915663B CN201510392350.1A CN201510392350A CN104915663B CN 104915663 B CN104915663 B CN 104915663B CN 201510392350 A CN201510392350 A CN 201510392350A CN 104915663 B CN104915663 B CN 104915663B
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- frame
- face
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- recognition
- animation
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
- G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
- G06V40/16—Human faces, e.g. facial parts, sketches or expressions
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
- G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
- G06V40/16—Human faces, e.g. facial parts, sketches or expressions
- G06V40/161—Detection; Localisation; Normalisation
- G06V40/167—Detection; Localisation; Normalisation using comparisons between temporally consecutive images
Abstract
The invention discloses a kind of method, system and mobile terminal for promoting recognition of face and showing, this method includes the following steps：Mobile terminal opens camera function, and after occurring recognition of face for the first time, the data record of the recognition of face of this frame is got off；When the second frame detects face, the data for the first frame recorded and the data of the second frame are subjected to an interpolation arithmetic, calculate a smooth data；Mobile terminal starts an animation, by the position of the recognition of face frame recognition of face for being moved to the second frame smooth since the data of the first frame recording；The reproduction time of animation is set, is played animation using the time of two frames；After animation plays, facial recognition data is detected whether, if so, then from the position of current recognition of face be moved to the position of existing frame data, continue cycle next time.The display of recognition of face frame is interrupted caused by the present invention avoids the problem that user's shake, promotes user experience.
Description
Technical field
The present invention relates to technical field of mobile terminals, are to be related to a kind of side for promoting recognition of face and showing more specifically
Method, system and mobile terminal.
Background technology
With the development of smart mobile phone, mobile phone photograph use is more and more frequent, and the usage scenario of recognition of face is also increasingly
It is more, for example U.S. face is taken pictures, face tracking etc. is all using very more, when recognition of face is to face, generally can all show a face
It outlines and, expression detects face.The recognition of face of industry at present is all with recognition of face frame, and each face all can
There are one identification frames to show, when SENSOR can carry out Face datection per frame data, when detecting face, meeting is face
Identification frame is shown.But there is the problem of experience is bad in this way, each frame can all go a face frame to draw, and have one in this way
A fatal weakness, face frame are drawn immediately, according to the recognition of face of each frame handle, in this way when user hand slightly
When trembling, i.e., frame, which will not flash, and then again shows, experience is very stiff.
Invention content
It is an object of the invention to overcome drawbacks described above of the prior art, it is more suitable to provide a kind of recognition of face frame processing
The data of smooth and each frame and next frame can be there are one the method, system and movement that the recognition of face of smooth transition is shown eventually
End.
To achieve the above object, technical solution provided by the invention is as follows：
A kind of method for promoting recognition of face and showing, this method include the following steps：
Mobile terminal opens camera function, and after occurring recognition of face for the first time, the data of the recognition of face of this frame are remembered
Record is got off, the drafting of the data of this frame without recognition of face frame；
When the second frame detects face, the data for the first frame recorded and the data of the second frame are transported into row interpolation
It calculates, calculates a smooth data；
Mobile terminal starts an animation, is moved to the by recognition of face frame is smooth since the data of the first frame recording
The position of the recognition of face of two frames；
The reproduction time of animation is set, is played animation using the time of two frames, if also there are faces for third frame
Identification, third frame data are lost；
After animation plays, when being moved to the second frame, next frame data are acquired, detect whether recognition of face number
According to if so, then from the position of current recognition of face be moved to the position of existing frame data, by the frame data and
The data of two frames carry out an interpolation arithmetic, calculate a smooth data, continue cycle next time.
As preference, it is described when the second frame detects face, by the data for the first frame recorded and the second frame
Data carry out an interpolation arithmetic, in the step of calculating a smooth data,
The interpolation arithmetic includes linear interpolation arithmetic, accelerates linear algorithm or deceleration linear algorithm；The linear interpolation
Operation uses LinearInterpolator interpolators, and movement value is being constantly increasing with uniform speed.
As preference, the mobile terminal starts an animation, the data of recognition of face frame from the first frame recording are opened
The begin specific method of position of the smooth recognition of face for being moved to the second frame is：
Using an animated type, using the data of first frame as initial value, the position data of the second frame as end point values, then
It is evenly exported by interpolation arithmetic, playing animation.
As preference, the reproduction time of the animation is identical with the transmission time of two frame data.
As preference, the mobile terminal opens camera function, after occurring recognition of face for the first time, by the people of this frame
In the step of data record of face identification is got off, the drafting without recognition of face frame of the data of this frame,
The data of recognition of face are recorded in record sheet, record the data of the identification of the face of each frame.
The present invention also provides a kind of system for promoting recognition of face and showing, which includes：
Data recordin module opens camera function, after occurring recognition of face for the first time, by this frame for mobile terminal
The data record of recognition of face is got off, the drafting of the data of this frame without recognition of face frame；
Computing module, for when the second frame detects face, by the data for the first frame recorded and the number of the second frame
According to an interpolation arithmetic is carried out, a smooth data are calculated；
Mobile module starts an animation, by recognition of face frame since the data of the first frame recording for mobile terminal
The position of the smooth recognition of face for being moved to the second frame；
Setup module for setting the reproduction time of animation, is played animation using the time of two frames, if third frame
Also if recognition of face, third frame data are lost；
Execution module, for after animation plays, when being moved to the second frame, acquiring next frame data, detection is
No facial recognition data, if so, then from the position of current recognition of face be moved to the position of existing frame data, it will
The data of the frame data and the second frame carry out an interpolation arithmetic, calculate a smooth data, continue cycle next time.
As preference, the computing module is using linear interpolation arithmetic, acceleration linear algorithm or deceleration linear algorithm.
As preference, using an animated type in the mobile module, using the data of first frame as initial value, second
The position data of frame is evenly exported as end point values, then by interpolation arithmetic, playing animation.
As preference, in the setup module, the reproduction time of the animation is identical with the transmission time of two frame data.
As preference, being equipped with a record sheet in the data recordin module, the data of recognition of face are recorded in record sheet
In, record the data of the identification of the face of each frame.
The present invention also provides a kind of mobile terminals for promoting recognition of face and showing, are shown including above-mentioned promotion recognition of face
System.
Compared with prior art, the beneficial effects of the present invention are：
Smoothly, there are one the data meetings of each frame and next frame smoothly for recognition of face frame processing ratio provided by the invention
Transition seems that recognition of face can be there are one the smooth suitable action rather than position of the recognition of face of every frame is stiff in this way
On the screen, the display of recognition of face frame is interrupted caused by avoiding the problem that user's shake, greatly improves user experience for ground picture.
Description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is the present invention
Some embodiments, for those of ordinary skill in the art, without creative efforts, can also basis
These attached drawings obtain other attached drawings.
Fig. 1 is the flow chart of method that the promotion recognition of face that the embodiment of the present invention one provides is shown；
Fig. 2 is the system structure diagram that promotion recognition of face provided by Embodiment 2 of the present invention is shown；
Fig. 3 is the structure diagram of mobile terminal that the promotion recognition of face that the embodiment of the present invention three provides is shown.
Specific embodiment
Purpose, technical scheme and advantage to make the embodiment of the present invention are clearer, below in conjunction with the embodiment of the present invention
In attached drawing, the technical solution in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
Part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
All other embodiments obtained without creative efforts shall fall within the protection scope of the present invention.
Embodiment one
The embodiment of the present invention one provides a kind of method for promoting recognition of face and showing, Fig. 1 is the embodiment of the present invention one
Method flow diagram, please refer to Fig.1, the method for the embodiment of the present invention includes the following steps：
Step S101, mobile terminal opens camera function, after occurring recognition of face for the first time, by the recognition of face of this frame
Data record get off, the drafting of the data of this frame without recognition of face frame；
The data of recognition of face in step S101 are recorded in record sheet, record the number of the identification of the face of each frame
According to.
Step S102, when the second frame detects face, by the data of the data for the first frame recorded and the second frame into
One interpolation arithmetic of row, calculates a smooth data；
The interpolation arithmetic includes linear interpolation arithmetic, accelerates linear algorithm or deceleration linear algorithm；The linear interpolation
Operation uses LinearInterpolator interpolators, and movement value is being constantly increasing with uniform speed.
When carrying out interpolation arithmetic using LinearInterpolator interpolators, table 1 lists one and continues 1000 millis
The approximation that the animation of second is calculated by interpolator：
Table 1
| Reproduction time (millisecond） | Broadcasting ratio/Interpolation Proportions is (linear） |
| 0 | 0 |
| 200 | 0.2 |
| 400 | 0.4 |
| 600 | 0.6 |
| 800 | 0.8 |
| 1000 | 1 |
The result of calculation of LinearInterpolator interpolators at the uniform velocity changes, and every 200 milliseconds increase by 0.2.Pass through
The technical solution is at the uniform velocity to change, and seems just smoother and smooth in this way, and concrete implementation process is to be existed with uniform speed
It is constantly increasing movement value.
In the present embodiment, it can also use and accelerate linear algorithm and deceleration linear algorithm etc., specifically be：For example it rises
Initial value is 1, end point values 4, then for animation from if 1 is moved to 4, it is that animation accelerates to be moved to end always to accelerate linear algorithm
Point, and deceleration algorithm is related, generally we are will to accelerate to be used in combination with deceleration algorithm, are first accelerated, then slow down, such as
It is to accelerate from 1 to 3,3 to 4 become to slow down.
Step S103, mobile terminal starts an animation, and recognition of face frame is smooth since the data of the first frame recording
The recognition of face for being moved to the second frame position；This step mainly using an animated type, using the data of first frame as
Initial value, the position data of the second frame are come as end point values, then with the LinearInterpolator interpolators in step S102
It is evenly exported, playing animation；
Step S104, the reproduction time of animation is set, played animation using the time of two frames, if third frame also has
If recognition of face, third frame data are lost；In the present embodiment, during the transmission of the reproduction time of the animation and two frame data
Between it is identical；
Step S105, after animation plays, when being moved to the second frame, next frame data is acquired, detect whether people
Face identifies data；
Step S106, if so, then from the position of current recognition of face be moved to the position of existing frame data,
The data of the frame data and the second frame are subjected to an interpolation arithmetic, calculate a smooth data, continue following next time
Ring.
Through the above technical solutions, recognition of face frame handles ratio smoothly in the present invention, the data of each frame and next frame
It can seem that recognition of face can there are one smooth suitable action rather than the faces by every frame in this way there are one smooth transition
The position of identification draw stiffly on the screen, avoid the problem that user shake caused by recognition of face frame display it is interrupted, significantly
Improve user experience.
Embodiment two
The embodiment of the present invention two provides a kind of system for promoting recognition of face and showing, Fig. 2 is the embodiment of the present invention two
System construction drawing, please refer to Fig.2, the system of the embodiment of the present invention includes：Data recordin module 1, computing module 2, mobile mould
Block 3, setup module 4 and execution module 5；
The data recordin module 1 opens camera function for mobile terminal, will after occurring recognition of face for the first time
The data record of the recognition of face of this frame is got off, the drafting of the data of this frame without recognition of face frame；
The computing module 2, for when the second frame detects face, by the data for the first frame recorded and the second frame
Data carry out an interpolation arithmetic, calculate a smooth data；
The mobile module 3 starts an animation, by recognition of face frame from the data of the first frame recording for mobile terminal
Start the position of the smooth recognition of face for being moved to the second frame；
The setup module 4 for setting the reproduction time of animation, is played animation using the time of two frames, if
If third frame also has recognition of face, third frame data are lost；
The execution module 5, for after animation plays, when being moved to the second frame, acquiring next frame data, inspection
Survey whether facial recognition data, if so, then from the position of current recognition of face be moved to the position of existing frame data
It puts, the data of the frame data and the second frame is subjected to an interpolation arithmetic, a smooth data is calculated, continues next time
Cycle.
In the present embodiment, a record sheet is equipped in the data recordin module 1, the data of recognition of face are recorded in record sheet
In, record the data of the identification of the face of each frame.
The computing module 2 is using linear interpolation arithmetic, acceleration linear algorithm or deceleration linear algorithm.
Using an animated type in the mobile module 3, using the data of first frame as initial value, the positional number of the second frame
It is evenly exported according to as end point values, then by interpolation arithmetic, playing animation.
In the setup module 4, the reproduction time of the animation is identical with the transmission time of two frame data.
Embodiment three
The embodiment three of invention provides a kind of mobile terminal 6 for promoting recognition of face and showing, as shown in Fig. 3, the movement
Terminal includes the system that above-mentioned promotion recognition of face is shown, can apply what a kind of aforementioned corresponding promotion recognition of face was shown
Method, details are referring to above-described embodiment one to the description of embodiment two, and details are not described herein.
It should be noted that a kind of dress for all proprietary information resources of preservation particular person that above-described embodiment provides
It puts, only with the division progress of above-mentioned each function module for example, in practical application, can as needed divide above-mentioned function
With by different function module completions, i.e., the internal structure of system is divided into different function modules, to complete above description
All or part of function.In addition, the mobile terminal can be mobile phone, tablet computer, human-computer interaction terminal or other have
The mobile terminal device of touch screen.
One of ordinary skill in the art will appreciate that all or part of the steps of the method in the foregoing embodiments are can be with
Relevant hardware is instructed to complete by program, the program can be stored in a computer read/write memory medium
In, the storage medium, such as ROM/RAM, disk, CD.
Above-described embodiment is the preferable embodiment of the present invention, but embodiments of the present invention are not by above-described embodiment
Limitation, other any Spirit Essences without departing from the present invention with made under principle change, modification, replacement, combine, simplification,
Equivalent substitute mode is should be, is included within protection scope of the present invention.
Claims (11)
- A kind of 1. method for promoting recognition of face and showing, which is characterized in that this method includes the following steps：Mobile terminal opens camera function, will be under the data record of the recognition of face of this frame after occurring recognition of face for the first time Come, the drafting of the data of this frame without recognition of face frame；When the second frame detects face, the data for the first frame recorded and the data of the second frame are subjected to interpolation arithmetic, meter Calculate a smooth data；Mobile terminal starts an animation, is moved to the second frame by recognition of face frame is smooth since the data of the first frame recording Recognition of face position；The reproduction time of animation is set, is played animation using the time of two frames, if third frame also there are recognition of face, Third frame data are lost；After animation plays, when being moved to the second frame, next frame data are acquired, detect whether facial recognition data, such as Fruit has, then from the position of current recognition of face be moved to the position of existing frame data, by the frame data and the second frame Data carry out an interpolation arithmetic, calculate a smooth data, continue cycle next time.
- 2. the method according to claim 1 for promoting recognition of face and showing, which is characterized in that described when the second frame detects During face, the data of the data for the first frame recorded and the second frame are subjected to an interpolation arithmetic, calculate one it is smooth In the step of data,Interpolation arithmetic includes linear interpolation arithmetic, accelerates linear algorithm or deceleration linear algorithm；The linear interpolation arithmetic uses LinearInterpolator interpolators are being constantly increasing movement value with uniform speed.
- 3. the method according to claim 1 for promoting recognition of face and showing, which is characterized in that the mobile terminal starts one A animation, by the position of the recognition of face frame recognition of face for being moved to the second frame smooth since the data of the first frame recording Specific method is：Using an animated type, using the data of first frame as initial value, the position data of the second frame is as end point values, then passes through Interpolation arithmetic is evenly exported, playing animation.
- 4. the method according to claim 1 for promoting recognition of face and showing, which is characterized in that the reproduction time of the animation It is identical with the transmission time of two frame data.
- 5. the method according to claim 1 for promoting recognition of face and showing, which is characterized in that the mobile terminal, which is opened, to be clapped According to function, after occurring recognition of face for the first time, the data record of the recognition of face of this frame is got off, the data of this frame without In the step of drafting of recognition of face frame,The data of recognition of face are recorded in record sheet, record the data of the identification of the face of each frame.
- 6. a kind of system for promoting recognition of face and showing, which is characterized in that the system includes：Data recordin module opens camera function, after occurring recognition of face for the first time, by the face of this frame for mobile terminal The data record of identification is got off, the drafting of the data of this frame without recognition of face frame；Computing module, for when the second frame detects face, by the data for the first frame recorded and the data of the second frame into One interpolation arithmetic of row, calculates a smooth data；Mobile module starts an animation for mobile terminal, and recognition of face frame is smooth since the data of the first frame recording The recognition of face for being moved to the second frame position；Setup module for setting the reproduction time of animation, is played animation using the time of two frames, if third frame also has If recognition of face, third frame data are lost；Execution module, for after animation plays, when being moved to the second frame, acquiring next frame data, detecting whether people Face identifies data, if so, then from the position of current recognition of face be moved to the position of existing frame data, by the frame Data and the data of the second frame carry out an interpolation arithmetic, calculate a smooth data, continue cycle next time.
- 7. the system according to claim 6 for promoting recognition of face and showing, which is characterized in that the computing module uses line Property interpolation arithmetic, accelerate linear algorithm or deceleration linear algorithm.
- 8. the system according to claim 6 for promoting recognition of face and showing, which is characterized in that used in the mobile module One animated type, using the data of first frame as initial value, the position data of the second frame is as end point values, then passes through interpolation arithmetic It is evenly exported, playing animation.
- 9. the system according to claim 6 for promoting recognition of face and showing, which is characterized in that in the setup module, institute The reproduction time for stating animation is identical with the transmission time of two frame data.
- 10. the system according to claim 6 for promoting recognition of face and showing, which is characterized in that the data recordin module In be equipped with a record sheet, the data of recognition of face are recorded in record sheet, record the data of the identification of the face of each frame.
- 11. a kind of mobile terminal for promoting recognition of face and showing, which is characterized in that including described in any one of claim 6-10 The system that shows of promotion recognition of face.
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| CN106339158A (en) * | 2016-08-17 | 2017-01-18 | 东方网力科技股份有限公司 | Dynamic display method and device for static images based on large data |
| CN109064489A (en) * | 2018-07-17 | 2018-12-21 | 北京新唐思创教育科技有限公司 | Method, apparatus, equipment and medium for face tracking |
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| CN1588443A (en) * | 2004-07-23 | 2005-03-02 | 安凯（广州）软件技术有限公司 | Human face image changing method with camera function cell phone |
| CN102045431A (en) * | 2009-10-23 | 2011-05-04 | 沈阳晨讯希姆通科技有限公司 | Intelligent photo frame shooting method of mobile phone based on face recognition |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP4442112B2 (en) * | 2003-04-16 | 2010-03-31 | ソニー株式会社 | Image display apparatus and image blur prevention method |
| KR20100067115A (en) * | 2007-10-23 | 2010-06-18 | 소니 주식회사 | Video reproduction device and video reproduction method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1588443A (en) * | 2004-07-23 | 2005-03-02 | 安凯（广州）软件技术有限公司 | Human face image changing method with camera function cell phone |
| CN102045431A (en) * | 2009-10-23 | 2011-05-04 | 沈阳晨讯希姆通科技有限公司 | Intelligent photo frame shooting method of mobile phone based on face recognition |
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