CN106612398A - Fast picture taking method and system - Google Patents
Fast picture taking method and system Download PDFInfo
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- CN106612398A CN106612398A CN201611224573.8A CN201611224573A CN106612398A CN 106612398 A CN106612398 A CN 106612398A CN 201611224573 A CN201611224573 A CN 201611224573A CN 106612398 A CN106612398 A CN 106612398A
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- face frame
- photograph subject
- age
- sex
- face
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/61—Control of cameras or camera modules based on recognised objects
- H04N23/611—Control of cameras or camera modules based on recognised objects where the recognised objects include parts of the human body
-
- 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
- G06V40/178—Human faces, e.g. facial parts, sketches or expressions estimating age from face image; using age information for improving recognition
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Studio Devices (AREA)
Abstract
The invention provides a fast picture taking method. The method comprises the following steps: acquiring first face frame information of a first picture taking object; acquiring second face frame information of a second picture taking object; calculating the overlap region of the first face frame and the second face frame; judging whether the area of the overlap region is greater than or equal to a preset overlap area threshold; and if determining that the area of the overlap region is greater than or equal to the preset overlap area threshold, taking a picture of the second picture taking object directly without identifying the gender and/or age of the second picture taking object when receiving a picture taking instruction for the second time. The invention further provides a fast picture taking system. Through the method and the system, the frequency of gender and/or age identification can be controlled during picture taking, the processing time for picture taking is reduced, and a picture can be taken more smoothly.
Description
Technical field
The present invention relates to technical field of image processing, and in particular to a kind of method and system of snapshots.
Background technology
With the development of science and technology, increasing such as mobile phone, panel computer support the electronic apparatus application of camera function
In electronic market, these electronic equipments would generally carry out Face datection and the such as identification at sex, age when being taken pictures,
Even if this causes same person small when rocking under same scene, Face datection and Sex, Age etc. also can be again carried out
Identification.
This shooting style for all carrying out Face datection and identification all the time, expends the time very much, wastes electronic equipment
The resource of processor, reduces speed of taking pictures, and affects Consumer's Experience.In addition, small rocks, it is also possible to cause in front and back property twice
The recognition result at other and/or age is inconsistent.
The content of the invention
In view of the foregoing, it is necessary to propose a kind of method of snapshots, can control when taking pictures to sex and/or
The identification frequency at age, reduces the process time taken pictures so that take pictures more smooth；Simultaneously for the micro- of same photograph subject
Little rocking still maintain primary recognition result.
A kind of method of snapshots, in being applied to electronic equipment, methods described includes：
Obtain the first face frame information of the first photograph subject；
Obtain the second face frame information of the second photograph subject；
Calculate the overlapping region of the first face frame and the second face frame；
Judge the area of the overlapping region whether more than or equal to the overlapping area threshold value for pre-setting；And
When it is determined that the area of the overlapping region pre-set more than or equal to described overlapping area threshold value when, second
It is secondary when receiving photographing instruction, the identification at sex and/or age is not carried out to second photograph subject, directly to described second
Photograph subject is taken pictures.
According to a preferred embodiment of the present invention, it is described acquisition the first photograph subject the first face frame information it
Afterwards, before the second face frame information of the second photograph subject of the acquisition, methods described also includes：
When first time photographing instruction is received, according to the sex and/or age recognizer for prestoring to described the
One photograph subject carries out the identification at sex and/or age.
According to a preferred embodiment of the present invention, methods described also includes：
Sex and/or the recognition result at age will be carried out to first photograph subject as second photograph subject
Sex and/or the recognition result at age.
According to a preferred embodiment of the present invention, methods described also includes：
When it is determined that the area of the overlapping region is less than the overlapping area threshold value, photographing instruction is received for the second time
When, the identification at sex and/or age is carried out to second photograph subject according to the sex and/or age recognizer, together
When second photograph subject is taken pictures.
According to a preferred embodiment of the present invention,
The first face frame information includes：First centre coordinate point of rectangle frame, the first frame length of rectangle frame, square
First border width of shape frame；
The second face frame information includes：Second centre coordinate point of rectangle frame, the second frame length of rectangle frame, square
Second border width of shape frame.
There is a need to and propose a kind of system of snapshots, the identification to sex and/or age can be controlled when taking pictures
Frequency, reduces the process time taken pictures so that take pictures more smooth；Still tie up simultaneously for small the rocking of same photograph subject
Hold primary recognition result.
A kind of system of snapshots, in being applied to electronic equipment, the system includes：
First acquisition module, for obtaining the first face frame information of the first photograph subject；
Second acquisition module, for obtaining the second face frame information of the second photograph subject；
Computing module, for calculating the overlapping region of the first face frame and the second face frame；
Judge module, for judging the area of the overlapping region whether more than or equal to the overlapping area threshold for pre-setting
Value；And
First photo module, for determining the area of the overlapping region more than or equal to described pre- when the judge module
During the overlapping area threshold value for first arranging, when photographing instruction is received for the second time, sex is not carried out to second photograph subject
And/or the identification at age, directly second photograph subject is taken pictures.
According to a preferred embodiment of the present invention, the system also includes：
Second photo module, for first acquisition module obtain the first photograph subject the first face frame information it
Afterwards, before the second face frame information that second acquisition module obtains the second photograph subject, receive in first time and take pictures
During instruction, sex and/or age are carried out to first photograph subject according to the sex and/or age recognizer that prestore
Identification.
According to a preferred embodiment of the present invention, first photo module is additionally operable to：
Sex and/or the recognition result at age will be carried out to first photograph subject as second photograph subject
Sex and/or the recognition result at age.
According to a preferred embodiment of the present invention, second photo module is additionally operable to：
When the judge module determines the area of the overlapping region less than the overlapping area threshold value, connect for the second time
When receiving photographing instruction, sex and/or year are carried out to second photograph subject according to the sex and/or age recognizer
The identification in age, while taking pictures to second photograph subject.
According to a preferred embodiment of the present invention,
The first face frame information includes：First centre coordinate point of rectangle frame, the first frame length of rectangle frame, square
First border width of shape frame；
The second face frame information includes：Second centre coordinate point of rectangle frame, the second frame length of rectangle frame, square
Second border width of shape frame.
Compared to prior art, the method and system of snapshots of the present invention, by two images before and after detection
Face frame registration deciding whether to carry out again the identification at sex and/or age.When taking pictures, if photograph subject
Rock the less overlapping area for making before and after two width facial image frame it is very big when, it is assumed that be same person, only carry out a sex and/
Or the identification at age, so as to reduce time delay, lift speed of taking pictures.If photograph subject rocks very big and two width people before and after causing
The overlapping area of face image frame becomes hour, it is believed that current photograph subject has been moved off or has new photograph subject to enter
Scene.
Description of the drawings
In order to be illustrated more clearly that embodiment of the present invention technical scheme, below embodiment will be described needed for be used
Accompanying drawing is briefly described, it should be apparent that, drawings in the following description are some embodiments of the present invention, general for this area
For logical technical staff, on the premise of not paying creative work, can be with according to these other accompanying drawings of accompanying drawings acquisition.
It is the method flow diagram of the method preferred embodiment of snapshots of the present invention shown in Fig. 1.
The position view of first embodiment when being the first face frame of the invention and the coincidence of the second face frame shown in Fig. 2.
The position view of second embodiment when being the first face frame of the invention and the coincidence of the second face frame shown in Fig. 3.
The position view of 3rd embodiment when being the first face frame of the invention and the coincidence of the second face frame shown in Fig. 4.
The position view of fourth embodiment when being the first face frame of the invention and the coincidence of the second face frame shown in Fig. 5.
It is the structural representation of the preferred embodiment of the electronic equipment of the method for realizing snapshots of the present invention shown in Fig. 6.
It is the functional block diagram of the system preferred embodiment of snapshots of the present invention shown in Fig. 7.
Main element symbol description
Following specific embodiment will further illustrate the present invention with reference to above-mentioned accompanying drawing.
Specific embodiment
In order that the object, technical solutions and advantages of the present invention are clearer, below in conjunction with the drawings and specific embodiments,
Technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is only the present invention
A part of embodiment, rather than the embodiment of whole.Moreover, it will be appreciated that specific embodiments described herein, only to
The present invention is explained, is not intended to limit the present invention.
Based on the embodiment in the present invention, those of ordinary skill in the art institute on the premise of creative work is not made
The every other embodiment for obtaining, belongs to the scope of protection of the invention.
It is the flow chart of the method preferred embodiment of snapshots of the present invention with reference to shown in Fig. 1.In the preferred embodiment
Method by performed by electronic equipment.
In the present embodiment, the electronic equipment can be, for example, smart mobile phone, panel computer, digital camera and its
His imaging device.The electronic equipment at least includes display screen and camera, and the display screen is used to show the shooting
The photograph subject of head capture, the photograph subject can be personage, or animal.The following examples of the present invention are mainly
Illustrate by taking personage as an example.
According to different demands, the execution sequence in flow chart shown in Fig. 1 can change, and some can be omitted.
S11, electronic equipment obtains the first face frame information of the first photograph subject.
In the present embodiment, user passes through the camera function of camera application program or default vice activation electronic equipment,
Electronic equipment is detected and drive camera to open when camera function is triggered for the first time.User is shone using camera against first count
The face of object is shot, to obtain the piece image of the first photograph subject.The piece image is to exist comprising face
Interior global image, comprising much information, main information concentrates on face.
In the present embodiment, the electronic equipment is previously stored with Face datection algorithm, the Face datection algorithm be
Corresponding characteristic area is searched in the image of capture, using the characteristic area for finding as face area.
Face image of the electronic equipment when the camera captures face information to capturing carries out face inspection
Survey, the face in the image for capturing generally is positioned with the form of red rectangle frame.The first face frame is employing for the first time
The Face datection algorithm detects rectangle frame during face.
In the present embodiment, the first face frame information includes：First centre coordinate point of rectangle frame, the of rectangle frame
One frame length, the first border width of rectangle frame.
In the present embodiment, the electronic equipment is also previously stored with sex and/or age recognizer.
S12, electronic equipment obtains the second face frame information of the second photograph subject.
In the present embodiment, second photograph subject can be same photograph subject with first photograph subject, be just
In description, the camera is captured into for the second time photograph subject of first photograph subject in the case of rocking or be mobile
Referred to as the second photograph subject.
The face image that electronic equipment is captured to the camera carries out for the second time Face datection, generally uses red rectangle
Face in the image that the form positioning of frame is captured.The second face frame is examined for second using the Face datection algorithm
Measure rectangle frame during face.
In the present embodiment, the second face frame information includes：Second centre coordinate point of rectangle frame, the of rectangle frame
Two frame length, the second border width of rectangle frame.
In the present embodiment, the length and width are with for the length of electronic equipment display screen curtain and width.
After the S11, before the S12, i.e., in the first face frame information of the first photograph subject of the acquisition
Afterwards, before the second face frame information of the second photograph subject of the acquisition, the method for the snapshots can also include：
Electronic equipment is shone the first count when first time photographing instruction is received according to the sex and/or age recognizer
Object carries out the identification at sex and/or age.
S13, electronic equipment calculates the overlapping region of the first face frame and the second face frame.
In the present embodiment, electronic equipment after the first face frame information is got by the first face frame information
In being stored in memory or storage chip or memory module, electronic equipment will be described after the second face frame information is got
Second face frame information Store is in memory or storage chip or memory module.
According to the relation between the first position of the first photograph subject and the second place of the second photograph subject, can be by institute
State the first face frame and be divided into four kinds of situations with the overlapping region of the second face frame, specifically participate in shown in Fig. 2-5 and accordingly retouch
State.
Whether S14, electronic equipment judges the area of the overlapping region more than or equal to the overlapping area threshold for pre-setting
Value.
In the present embodiment, the electronic equipment pre-sets overlapping area threshold value.
When electronic equipment determines that the area of the overlapping region is more than or equal to the overlapping area threshold value for pre-setting
When, perform S15；Otherwise, when electronic equipment determines that the area of the overlapping region is less than the overlapping area threshold for pre-setting
During value, S16 is performed.
S15, electronic equipment carry out when photographing instruction is received for the second time, not to second photograph subject sex and/
Or the identification at age, directly second photograph subject is taken pictures.
In the present embodiment, when electronic equipment determines that the area of the overlapping region pre-sets more than or equal to described
During overlapping area threshold value, it is believed that the first photograph subject and the second photograph subject are same photograph subject, thus are received at second
To user photographing instruction when, directly the photograph subject is taken pictures, further according to the sex and/or the age identification calculate
Method carries out the identification at sex and/or age to second photograph subject.Now, electronic equipment will also be to the first count according to right
Sex and/or the recognition result at age of the recognition result as second photograph subject as carrying out sex and/or age.
S16, electronic equipment when photographing instruction is received for the second time, according to the sex and/or age recognizer pair
Second photograph subject carries out the identification at sex and/or age, while taking pictures to second photograph subject.
In the present embodiment, when electronic equipment determines that the area of the overlapping region is less than the coincidence face for pre-setting
During product threshold value, it is believed that first photograph subject is different photograph subjects from second photograph subject, thus at second
When receiving the photographing instruction of user, needs enter according to the sex and/or age recognizer to second photograph subject
Row sex and/or the identification at age, while obtaining institute after the identification at sex and/or age is carried out to second photograph subject
State the image of the second photograph subject.That is, electronic equipment carries out the knowledge at sex and/or age to first photograph subject
Other result is the first recognition result, and sex and/or the recognition result at age are carried out to second photograph subject for the second identification
As a result, first recognition result is differed with second recognition result.
The method that above-mentioned Fig. 1 describes the snapshots of the present invention in detail, with reference to the 2nd～5 figure to present invention acquisition
The first face frame of the first photograph subject and the overlapping region of the second face frame of the second photograph subject for obtaining carry out in detail
Description.
For ease of being described below, below the short side direction with the display screen of electronic equipment is as X-axis, with the display screen
Long side direction be Y-axis, XY coordinate systems are set up by origin of coordinates O of the lower left corner of the display screen, by first face
Frame and the second face frame are placed in set up XY coordinate systems the area value that can be easier to calculate overlapping region.
As shown in Fig. 2 the position relationship of first embodiment when overlapping for the first face frame of the invention and the second face frame
Schematic diagram.
In the present embodiment, the first face frame 100 is located at the upper left corner of the coordinate system, and the first of the first face frame 100
Center point coordinate is (m, n), and the first frame length parallel with X-direction is l1, first border width parallel with Y direction
For l2.Second face frame 200 is located at the lower right corner of the coordinate system, the second center point coordinate of the second face frame 200 for (p,
Q), the second frame length parallel with X-direction is k1, second border width parallel with Y direction is k2.It is described the first
The region that face frame 100 overlaps with the second face frame 200 is shadow region, and the area S1's of shadow region is calculated as follows formula
(1-1) shown in.
As shown in figure 3, the position relationship of second embodiment when overlapping for the first face frame of the invention and the second face frame
Schematic diagram.
In the present embodiment, the first face frame 100 is located at the lower left corner of the coordinate system, and the first of the first face frame 100
Center point coordinate is (m, n), and the first frame length parallel with X-direction is l1, first border width parallel with Y direction
For l2.Second face frame 200 is located at the lower right corner of the coordinate system, the second center point coordinate of the second face frame 200 for (p,
Q), the second frame length parallel with X-direction is k1, second border width parallel with Y direction is k2.It is described the first
The region that face frame 100 overlaps with the second face frame 200 is shadow region, and the area S2's of shadow region is calculated as follows formula
(1-2) shown in.
As shown in figure 4, the position relationship of 3rd embodiment when overlapping for the first face frame of the invention and the second face frame
Schematic diagram.
In the present embodiment, the first face frame 100 is located at the upper left corner of the coordinate system, and the first of the first face frame 100
Center point coordinate is (m, n), and the first frame length parallel with X-direction is l1, first border width parallel with Y direction
For l2.Second face frame 200 is located at the lower right corner of the coordinate system, the second center point coordinate of the second face frame 200 for (p,
Q), the second frame length parallel with X-direction is k1, second border width parallel with Y direction is k2.It is described the first
The region that face frame 100 overlaps with the second face frame 200 is shadow region, and the area S3's of shadow region is calculated as follows formula
(1-3) shown in.
As shown in figure 5, the position relationship of second embodiment when overlapping for the first face frame of the invention and the second face frame
Schematic diagram.
In the present embodiment, the first face frame 100 is located at the upper left corner of the coordinate system, and the first of the first face frame 100
Center point coordinate is (m, n), and the first frame length parallel with X-direction is l1, first border width parallel with Y direction
For l2.Second face frame 200 is located at the lower right corner of the coordinate system, the second center point coordinate of the second face frame 200 for (p,
Q), the second frame length parallel with X-direction is k1, second border width parallel with Y direction is k2.It is described the first
The region that face frame 100 overlaps with the second face frame 200 is shadow region, and the area S4's of shadow region is calculated as follows formula
(1-4) shown in.
In sum, the method for snapshots of the present invention, obtains the first face frame information of the first photograph subject,
The second face frame information of the second photograph subject is obtained, the area that overlaps of the first face frame and the second face frame is calculated
Whether domain, judge the area of the overlapping region more than or equal to the overlapping area threshold value for pre-setting, when it is determined that the coincidence
When the area in region is more than or equal to the overlapping area threshold value for pre-setting and receives photographing instruction for the second time, not to institute
Stating photograph subject carries out the identification at sex and/or age.
The present invention for the first time and detect for the second time face frame overlapping region area more than or equal to pre-setting
Overlapping area threshold value when, it is believed that primary photograph subject and secondary photograph subject are same target, so as to second
During secondary triggering photographing instruction, it is not necessary to carry out the identification at sex and/or age to same photograph subject again.So need not be every
It is secondary all the identification at sex and/or age to be carried out to photograph subject when taking pictures, speed of taking pictures is improve, improve Consumer's Experience.
The above, is only the specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, for
For one of ordinary skill in the art, without departing from the concept of the premise of the invention, improvement, but these can also be made
Belong to protection scope of the present invention.
With reference to the 6th～7 figure, respectively to realizing the hardware configuration and work(of the electronic equipment of the method for above-mentioned snapshots
Energy module is introduced.
It should be appreciated that the embodiment is only purposes of discussion, do not limited by this structure in patent claim.
As shown in fig. 6, being the hardware architecture diagram of the electronic equipment of the method for realizing snapshots of the present invention.
In present pre-ferred embodiments, the electronic equipment 1 includes memory 11, at least one processor 12, at least
One communication bus 13, the camera 15 of display screen 14 and at least one.
It will be understood by a person skilled in the art that the structure of the electronic equipment shown in Fig. 3 does not constitute the embodiment of the present invention
Limit, both can be bus type structure, or star structure, the electronic equipment 1 can also include than illustrate it is more or
Other hardware less or software, or different part arrangements.
In certain embodiments, the electronic equipment 1 include it is a kind of can be according to the instruction being previously set or store, automatically
Carry out the electronic equipment of numerical computations and/or information processing, its hardware include but is not limited to microprocessor, special IC,
Programmable gate array, digital processing unit, embedded device etc..The electronic equipment 1 may also include user equipment, and the user sets
Standby including but not limited to any one can be carried out with user by modes such as keyboard, mouse, remote control, touch pad or voice-operated devices
The electronic product of man-machine interaction, for example, personal computer, panel computer, smart mobile phone, digital camera etc. are any to possess camera
15 imaging device etc..
It should be noted that the electronic equipment 1 is only for example, other electronic products that are existing or being likely to occur from now on
The present invention is such as adaptable to, also should be included within protection scope of the present invention, and be incorporated herein by reference.
In certain embodiments, the memory 11 is used for store program codes and various data, such as installed in described
The system of the snapshots in electronic equipment 1, and high speed is realized in the running of electronic equipment 1, program is automatically completed
Or the access of data.The memory 11 includes read-only storage (Read-Only Memory, ROM), random access memory
(Random Access Memory, RAM), programmable read only memory (Programmable Read-Only Memory,
PROM), Erasable Programmable Read Only Memory EPROM (Erasable Programmable Read-Only Memory, EPROM), one
Secondary programmable read only memory (One-time Programmable Read-Only Memory, OTPROM), electronics erasing type
Can make carbon copies read-only storage (Electrically-Erasable Programmable Read-Only Memory, EEPROM),
Read-only optical disc (Compact Disc Read-Only Memory, CD-ROM) or other disk storages, magnetic disc store, magnetic
Tape storage or can be used in carry or data storage computer-readable any other medium.
In the present embodiment, Face datection algorithm is previously stored with the memory 11, in the camera 15
Face datection is carried out when capturing the image of photograph subject.Sex is also previously stored with the memory 11 and/or the age knows
Other algorithm, for when user triggers photographing instruction, to the photograph subject identification at sex and/or age being carried out.
In certain embodiments, at least one processor 12 can be made up of integrated circuit, for example can be by single
The integrated circuit of encapsulation is constituted, or is made up of the integrated circuit of multiple identical functions or difference in functionality encapsulation, is wrapped
Include one or more central processing unit (Central Processing unit, CPU), microprocessor, digital processing chip,
Combination of graphic process unit and various control chips etc..At least one processor 12 is the control core of the electronic equipment 1
The heart (Control Unit), using various interfaces and all parts of the whole electronic equipment 1 of connection, by running or performing
The program or module being stored in the memory 11, and the data being stored in the memory 11 are called, to perform
The various functions and processing data of electronic equipment 1, the system for for example performing snapshots.
In the present embodiment, the processor 12 calls the program code in the memory 11, to perform：Obtain first
First face frame information of photograph subject；Obtain the second face frame information of the second photograph subject；Calculate the first face frame
With the overlapping region of the second face frame；Judge the area of the overlapping region whether more than or equal to the coincidence for pre-setting
Area threshold；And when it is determined that the area of the overlapping region pre-set more than or equal to described overlapping area threshold value when,
When receiving photographing instruction for the second time, the identification at sex and/or age is not carried out to second photograph subject.
In certain embodiments, at least one communication bus 13 be arranged to realize the memory 11, it is described extremely
Connection communication between few processor 12, the display screen 14 and at least one camera 15 etc..
In certain embodiments, the display screen 14 can be used to show the information being input into by beholder or be supplied to viewing
The information of person and the various figure beholder interfaces of electronic equipment 1, these figures beholder interface can by figure, text,
Icon, video and its any combination are constituting.The display screen 14 may include display floater, optionally, can adopt liquid crystal
Display screen (Liquid Crystal Display, LCD), Organic Light Emitting Diode (Organic Light-Emitting
Diode, OLED) etc. form configuring display floater.
The display screen 14 can also include touch panel.If the display screen 14 includes touch panel, described
Display screen 14 may be implemented as touch-screen, to receive the input signal from beholder.Touch panel includes one or many
Individual touch sensor is with the gesture on sensing touch, slip and touch panel.Above-mentioned touch sensor can not only sensing touch
Or the border of sliding action, but also the detection duration related to above-mentioned touch or slide and pressure.The display
Panel can realize input and input function with the touch panel as two independent parts, but in some embodiments
In, can the display floater and the touch panel be carried out integrated and realize input and output function.
In certain embodiments, at least one camera 15 is arranged just like Charged Couple (charge-coupled
Device, CCD) formula photo-sensitive cell, the photo-sensitive cell can be used to sense the light in camera.In some embodiments
In, at least one camera 15 can be fixed camera, or the camera of rotary type.
The electronic equipment 1 can include two cameras 15.In certain embodiments, two cameras 15 can divide
Not Wei electronic equipment 1 front-facing camera and post-positioned pick-up head.In certain embodiments, two cameras 15 can set side by side
Put in the same side of the electronic equipment 1, for realizing for example shooting the effect of wide-angle photo.
In other embodiments, at least one camera 15 can also be without being arranged on the electronic equipment 1, but
Be individually present, by it is wired or wirelessly with the electronic equipment 1 communication be connected.
Although not shown, the electronic equipment 1 can also include the power supply (such as battery) powered to all parts, preferably
, power supply can be logically contiguous with least one processor 12 by power-supply management system, so as to pass through power management system
System realizes the functions such as management charging, electric discharge and power managed.Power supply can also include one or more direct current or friendship
Stream power supply, recharging system, power failure detection circuit, power supply changeover device or inverter, power supply status indicator etc. are arbitrarily
Component.The electronic equipment 1 can also include multiple sensors, bluetooth module, Wi-Fi module etc., will not be described here.
It should be appreciated that the embodiment is only purposes of discussion, do not limited by this structure in patent claim.
Refering to the functional block diagram in the preferred embodiment of the system 10 for shown in Fig. 7, being snapshots of the present invention.
In certain embodiments, the system 10 of the snapshots is run in the electronic equipment 1.The snapshots
System 10 can include multiple functional modules being made up of program code segments.Each in the system 10 of the snapshots
The program code of program segment can be stored in the memory 11, and by performed by least one processor 12, to hold
Row (referring to Fig. 1 descriptions) snapshots.
In the present embodiment, the function of the system 10 of the snapshots according to performed by it can be divided into multiple work(
Can module.The functional module can include：First acquisition module 100, the second acquisition module 101, computing module 102, judgement
Module 103, the first photo module 104, the second photo module 105.Module alleged by the present invention refers to that one kind can be by least one
Individual processor 12 is performed and can complete the series of computation machine program segment of fixing function, and it is stored in the memory 11
In.In the present embodiment, will describe in detail in follow-up embodiment with regard to the function of each module.
First acquisition module 100, for obtaining the first face frame information of the first photograph subject.
In the present embodiment, user passes through the camera function of camera application program or default vice activation electronic equipment,
Electronic equipment is detected and drive camera to open when camera function is triggered for the first time.User is shone using camera against first count
The face of object is shot, to obtain the piece image of the first photograph subject.The piece image is to exist comprising face
Interior global image, comprising much information, main information concentrates on face.
In the present embodiment, the electronic equipment is previously stored with Face datection algorithm, the Face datection algorithm be
Corresponding characteristic area is searched in the image of capture, using the characteristic area for finding as face area.
Face image of the electronic equipment when the camera captures face information to capturing carries out face inspection
Survey, the face in the image for capturing generally is positioned with the form of red rectangle frame.The first face frame is employing for the first time
The Face datection algorithm detects rectangle frame during face.
In the present embodiment, the first face frame information includes：First centre coordinate point of rectangle frame, the of rectangle frame
One frame length, the first border width of rectangle frame.
In the present embodiment, the electronic equipment is also previously stored with sex and/or age recognizer.
Second acquisition module 101, for obtaining the second face frame information of the second photograph subject.
In the present embodiment, second photograph subject can be same photograph subject with first photograph subject, be just
In description, the camera is captured into for the second time photograph subject of first photograph subject in the case of rocking or be mobile
Referred to as the second photograph subject.
The face image that electronic equipment is captured to the camera carries out for the second time Face datection, generally uses red rectangle
Face in the image that the form positioning of frame is captured.The second face frame is examined for second using the Face datection algorithm
Measure rectangle frame during face.
In the present embodiment, the second face frame information includes：Second centre coordinate point of rectangle frame, the of rectangle frame
Two frame length, the second border width of rectangle frame.
In the present embodiment, the length and width are with for the length of electronic equipment display screen curtain and width.
After the first face frame information that first acquisition module 100 obtains the first photograph subject, described second
Acquisition module 101 is obtained before the second face frame information of the second photograph subject, and the system 10 of the snapshots can also be wrapped
Include second photo module 105：For when first time photographing instruction is received, being recognized according to the sex and/or age
Algorithm carries out the identification at sex and/or age to first photograph subject.
The computing module 102, for calculating the overlapping region of the first face frame and the second face frame.
In the present embodiment, first acquisition module 100 after the first face frame information is got by described
In memory or storage chip or memory module, second acquisition module 101 is getting for one face frame information Store
State the second face frame information Store after the second face frame information in memory or storage chip or memory module.
According to the relation between the first position of the first photograph subject and the second place of the second photograph subject, can be by institute
State the first face frame and be divided into four kinds of situations with the overlapping region of the second face frame, specifically participate in shown in Fig. 2-5 and accordingly retouch
State.
The judge module 103, for judging the area of the overlapping region whether more than or equal to the weight for pre-setting
Close area threshold.
In the present embodiment, the electronic equipment pre-sets overlapping area threshold value.
When the judge module 103 determines that the area of the overlapping region is more than or equal to the coincidence face for pre-setting
During product threshold value, first photo module 104 is performed；Otherwise, when the judge module 103 determines the area of the overlapping region
During the overlapping area threshold value pre-set less than described, second photo module 105 is performed.
First photo module 104, for when photographing instruction is received for the second time, not to second photograph subject
The identification at sex and/or age is carried out, directly second photograph subject is taken pictures.
In the present embodiment, when the judge module 103 determines the area of the overlapping region more than or equal to described pre-
During the overlapping area threshold value for first arranging, it is believed that the first photograph subject and the second photograph subject are same photograph subject, thus the
Secondary reception to user photographing instruction when, first photo module 104 is directly taken pictures to the photograph subject, no longer
The identification at sex and/or age is carried out to second photograph subject according to the sex and/or age recognizer.Now,
First photo module 104 will also carry out sex and/or the recognition result at age as described to first photograph subject
The sex of the second photograph subject and/or the recognition result at age.
Second photo module 105, is additionally operable to when photographing instruction is received for the second time, according to the sex and/or
Age recognizer carries out the identification at sex and/or age to second photograph subject, while to second photograph subject
Taken pictures.
In the present embodiment, when the judge module 103 determines that the area of the overlapping region pre-sets less than described
Overlapping area threshold value when, it is believed that first photograph subject is different photograph subjects from second photograph subject, thus
When the photographing instruction of user is received for the second time, second photo module 105 needs to be known according to the sex and/or age
Other algorithm carries out the identification at sex and/or age to second photograph subject, while to the second photograph subject progressive
And/or after the identification at age do not obtain the image of second photograph subject.That is, second photo module 105
It is the first recognition result that sex and/or the recognition result at age are carried out to first photograph subject, to the second count according to right
As the recognition result for carrying out sex and/or age is the second recognition result, first recognition result and the described second identification knot
Fruit differs.
The method that above-mentioned Fig. 1 describes the snapshots of the present invention in detail, with reference to the 2nd～5 figure to present invention acquisition
The first face frame of the first photograph subject and the overlapping region of the second face frame of the second photograph subject for obtaining carry out in detail
Description.
For ease of being described below, below the short side direction with the display screen of electronic equipment is as X-axis, with the display screen
Long side direction be Y-axis, XY coordinate systems are set up by origin of coordinates O of the lower left corner of the display screen, by first face
Frame and the second face frame are placed in set up XY coordinate systems the area value that can be easier to calculate overlapping region.
As shown in Fig. 2 the position relationship of first embodiment when overlapping for the first face frame of the invention and the second face frame
Schematic diagram.
In the present embodiment, the first face frame 100 is located at the upper left corner of the coordinate system, and the first of the first face frame 100
Center point coordinate is (m, n), and the first frame length parallel with X-direction is l1, first border width parallel with Y direction
For l2.Second face frame 200 is located at the lower right corner of the coordinate system, the second center point coordinate of the second face frame 200 for (p,
Q), the second frame length parallel with X-direction is k1, second border width parallel with Y direction is k2.It is described the first
The region that face frame 100 overlaps with the second face frame 200 is shadow region, and the area S1's of shadow region is calculated as follows formula
(1-1) shown in.
As shown in figure 3, the position relationship of second embodiment when overlapping for the first face frame of the invention and the second face frame
Schematic diagram.
In the present embodiment, the first face frame 100 is located at the lower left corner of the coordinate system, and the first of the first face frame 100
Center point coordinate is (m, n), and the first frame length parallel with X-direction is l1, first border width parallel with Y direction
For l2.Second face frame 200 is located at the lower right corner of the coordinate system, the second center point coordinate of the second face frame 200 for (p,
Q), the second frame length parallel with X-direction is k1, second border width parallel with Y direction is k2.It is described the first
The region that face frame 100 overlaps with the second face frame 200 is shadow region, and the area S2's of shadow region is calculated as follows formula
(1-2) shown in.
As shown in figure 4, the position relationship of 3rd embodiment when overlapping for the first face frame of the invention and the second face frame
Schematic diagram.
In the present embodiment, the first face frame 100 is located at the upper left corner of the coordinate system, and the first of the first face frame 100
Center point coordinate is (m, n), and the first frame length parallel with X-direction is l1, first border width parallel with Y direction
For l2.Second face frame 200 is located at the lower right corner of the coordinate system, the second center point coordinate of the second face frame 200 for (p,
Q), the second frame length parallel with X-direction is k1, second border width parallel with Y direction is k2.It is described the first
The region that face frame 100 overlaps with the second face frame 200 is shadow region, and the area S3's of shadow region is calculated as follows formula
(1-3) shown in.
As shown in figure 5, the position relationship of second embodiment when overlapping for the first face frame of the invention and the second face frame
Schematic diagram.
In the present embodiment, the first face frame 100 is located at the upper left corner of the coordinate system, and the first of the first face frame 100
Center point coordinate is (m, n), and the first frame length parallel with X-direction is l1, first border width parallel with Y direction
For l2.Second face frame 200 is located at the lower right corner of the coordinate system, the second center point coordinate of the second face frame 200 for (p,
Q), the second frame length parallel with X-direction is k1, second border width parallel with Y direction is k2.It is described the first
The region that face frame 100 overlaps with the second face frame 200 is shadow region, and the area S4's of shadow region is calculated as follows formula
(1-4) shown in.
In sum, the system 10 of snapshots of the present invention, first acquisition module 100 obtains first count and shines
First face frame information of object, second acquisition module 101 obtains the second face frame information of the second photograph subject, described
Computing module 102 calculates the overlapping region of the first face frame and the second face frame, and the judge module 103 judges institute
The area of overlapping region is stated whether more than or equal to the overlapping area threshold value for pre-setting, when the judge module 103 determines institute
When stating the overlapping area threshold value that the area of overlapping region is pre-set more than or equal to described, first photo module 104 exists
When receiving photographing instruction for the second time, the identification at sex and/or age is not carried out to the photograph subject.The present invention is for the first time
When the area for detecting the overlapping region of face frame for the second time is more than or equal to the overlapping area threshold value for pre-setting, it is believed that the
Photograph subject once is same target with secondary photograph subject, so as in second triggering photographing instruction, it is not necessary to
Carry out the identification at sex and/or age to same photograph subject again.All photograph subject is entered when so need not take pictures every time
Row sex and/or the identification at age, improve speed of taking pictures, and improve Consumer's Experience.
The above-mentioned integrated unit realized in the form of software function module, can be stored in an embodied on computer readable and deposit
In storage media.Above-mentioned software function module is stored in a storage medium, including some instructions are used so that a computer
It is each that equipment (can be personal computer, electronic equipment, or network equipment etc.) or processor (processor) perform the present invention
The part of individual embodiment methods described.
In a further embodiment, with reference to Fig. 1, at least one processor 12 can perform the electronic equipment 1
Operating system and the types of applications program of installation (systems 10 of snapshots as mentioned), program code etc., for example it is, above-mentioned
Modules, including the first acquisition module 100, the second acquisition module 101, computing module 102, judge module 103, first count
Lighting module 104, the second photo module 105.
Have program stored therein code in the memory 11, and at least one processor 12 can call the memory 11
The program code of middle storage with perform correlation function.For example, described in Fig. 7 modules (the first acquisition module 100,
Two acquisition modules 101, computing module 102, judge module 103, the first photo module 104, the second photo module 105) it is storage
Program code in the memory 11, and by performed by least one processor 12, so as to realize described each mould
The function of block is reaching snapshots purpose.
In one embodiment of the invention, the memory 11 storage multiple instruction, the plurality of instruction by it is described extremely
Lack a processor 12 performed to realize snapshots.Specifically, at least one processor 12 is to the plurality of finger
The execution of order includes：
Obtain the first face frame information of the first photograph subject；
Obtain the second face frame information of the second photograph subject；
Calculate the overlapping region of the first face frame and the second face frame；
Judge the area of the overlapping region whether more than or equal to the overlapping area threshold value for pre-setting；And
When it is determined that the area of the overlapping region pre-set more than or equal to described overlapping area threshold value when, second
It is secondary when receiving photographing instruction, the identification at sex and/or age is not carried out to second photograph subject, directly to described second
Photograph subject is taken pictures.
According to a preferred embodiment, after the first face frame information of the first photograph subject of the acquisition, described
Before obtaining the second face frame information of the second photograph subject, execution of at least one processor 12 to the plurality of instruction
Further include：
When first time photographing instruction is received, according to the sex and/or age recognizer for prestoring to described the
One photograph subject carries out the identification at sex and/or age.
According to a preferred embodiment, execution of at least one processor 12 to the plurality of instruction is further wrapped
Include：
Sex and/or the recognition result at age will be carried out to first photograph subject as second photograph subject
Sex and/or the recognition result at age.
According to a preferred embodiment, execution of at least one processor 12 to the plurality of instruction is further wrapped
Include：
When it is determined that the area of the overlapping region is less than the overlapping area threshold value, photographing instruction is received for the second time
When, the identification at sex and/or age is carried out to second photograph subject according to the sex and/or age recognizer, together
When second photograph subject is taken pictures.
According to a preferred embodiment,
The first face frame information includes：First centre coordinate point of rectangle frame, the first frame length of rectangle frame, square
First border width of shape frame；
The second face frame information includes：Second centre coordinate point of rectangle frame, the second frame length of rectangle frame, square
Second border width of shape frame.
Specifically, at least one processor 12 refers to Fig. 1 correspondence enforcements to the concrete methods of realizing of above-mentioned instruction
The description of correlation step, will not be described here in example.
In several embodiments provided by the present invention, it should be understood that disclosed system, apparatus and method can be with
Realize by another way.For example, device embodiment described above is only schematic, for example, the module
Divide, only a kind of division of logic function there can be other dividing mode when actually realizing.
The module as separating component explanation can be or may not be it is physically separate, it is aobvious as module
The part for showing can be or may not be physical location, you can with positioned at a place, or can also be distributed to multiple
On NE.Some or all of module therein can according to the actual needs be selected to realize the mesh of this embodiment scheme
's.
In addition, each functional module in each embodiment of the invention can be integrated in a processing unit, it is also possible to
It is that unit is individually physically present, it is also possible to which two or more units are integrated in a unit.Above-mentioned integrated list
Unit both can be realized in the form of hardware, it would however also be possible to employ hardware adds the form of software function module to realize.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of spirit or essential attributes without departing substantially from the present invention, the present invention can be in other specific forms realized.Therefore, no matter
From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is by appended power
Profit is required rather than described above is limited, it is intended that all in the implication and scope of the equivalency of claim by falling
Change is included in the present invention.Any reference in claim should not be considered as and limit involved claim.This
Outward, it is clear that " including " word is not excluded for other units or, odd number is not excluded for plural number.The multiple units stated in system claims
Or device can also be realized by a unit or device by software or hardware.The first, the second grade word is used for representing name
Claim, and be not offered as any specific order.
Finally it should be noted that above example is only to illustrate technical scheme and unrestricted, although reference
Preferred embodiment has been described in detail to the present invention, it will be understood by those within the art that, can be to the present invention's
Technical scheme is modified or equivalent, without deviating from the spirit and scope of technical solution of the present invention.
Claims (10)
1. a kind of method of snapshots, in being applied to electronic equipment, it is characterised in that methods described includes：
Obtain the first face frame information of the first photograph subject；
Obtain the second face frame information of the second photograph subject；
Calculate the overlapping region of the first face frame and the second face frame；
Judge the area of the overlapping region whether more than or equal to the overlapping area threshold value for pre-setting；And
When it is determined that the area of the overlapping region pre-set more than or equal to described overlapping area threshold value when, connect for the second time
When receiving photographing instruction, the identification at sex and/or age is not carried out to second photograph subject, directly the second count is shone
Object is taken pictures.
2. the method for snapshots as claimed in claim 1, it is characterised in that the first of the first photograph subject of the acquisition
After face frame information, before the second face frame information of the second photograph subject of the acquisition, methods described also includes：
When first time photographing instruction is received, according to the sex and/or age recognizer for prestoring to the first count
The identification at sex and/or age is carried out according to object.
3. the method for snapshots as claimed in claim 2, it is characterised in that methods described also includes：
Sex and/or the recognition result at age will be carried out to first photograph subject as the sex of second photograph subject
And/or the recognition result at age.
4. the method for snapshots as claimed in claim 2, it is characterised in that methods described also includes：
When it is determined that the area of the overlapping region is less than the overlapping area threshold value, when photographing instruction is received for the second time,
The identification at sex and/or age is carried out to second photograph subject according to the sex and/or age recognizer, while right
Second photograph subject is taken pictures.
5. the method for the snapshots as described in Claims 1-4 any one, it is characterised in that
The first face frame information includes：First centre coordinate point of rectangle frame, the first frame length of rectangle frame, rectangle frame
The first border width；
The second face frame information includes：Second centre coordinate point of rectangle frame, the second frame length of rectangle frame, rectangle frame
The second border width.
6. a kind of system of snapshots, in being applied to electronic equipment, it is characterised in that the system includes：
First acquisition module, for obtaining the first face frame information of the first photograph subject；
Second acquisition module, for obtaining the second face frame information of the second photograph subject；
Computing module, for calculating the overlapping region of the first face frame and the second face frame；
Judge module, for judging the area of the overlapping region whether more than or equal to the overlapping area threshold value for pre-setting；
And
First photo module, for determining that the area of the overlapping region sets in advance more than or equal to described when the judge module
During the overlapping area threshold value put, when photographing instruction is received for the second time, second photograph subject is not carried out sex and/or
The identification at age, directly takes pictures to second photograph subject.
7. the system of snapshots as claimed in claim 6, it is characterised in that the system also includes：
Second photo module, for first acquisition module obtain the first photograph subject the first face frame information after,
Before the second face frame information that second acquisition module obtains the second photograph subject, in first time photographing instruction is received
When, the knowledge at sex and/or age is carried out to first photograph subject according to the sex and/or age recognizer that prestore
Not.
8. the system of snapshots as claimed in claim 7, it is characterised in that first photo module is additionally operable to：
Sex and/or the recognition result at age will be carried out to first photograph subject as the sex of second photograph subject
And/or the recognition result at age.
9. the system of snapshots as claimed in claim 7, it is characterised in that second photo module is additionally operable to：
When the judge module determines the area of the overlapping region less than the overlapping area threshold value, receive for the second time
During photographing instruction, sex and/or age are carried out to second photograph subject according to the sex and/or age recognizer
Identification, while taking pictures to second photograph subject.
10. the system of the snapshots as described in claim 6 to 9 any one, it is characterised in that
The first face frame information includes：First centre coordinate point of rectangle frame, the first frame length of rectangle frame, rectangle frame
The first border width；
The second face frame information includes：Second centre coordinate point of rectangle frame, the second frame length of rectangle frame, rectangle frame
The second border width.
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| US20130194455A1 (en) * | 2007-03-05 | 2013-08-01 | DigitalOptics Corporation Europe Limited | Face Recognition Training Method and Apparatus |
| CN102760077A (en) * | 2011-04-29 | 2012-10-31 | 广州三星通信技术研究有限公司 | Method and device for self-adaptive application scene mode on basis of human face recognition |
| CN103945104A (en) * | 2013-01-21 | 2014-07-23 | 联想(北京)有限公司 | Information processing method and electronic equipment |
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