CN109636956A - A kind of access control system control method, device and electronic equipment - Google Patents
A kind of access control system control method, device and electronic equipment Download PDFInfo
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- CN109636956A CN109636956A CN201811261351.2A CN201811261351A CN109636956A CN 109636956 A CN109636956 A CN 109636956A CN 201811261351 A CN201811261351 A CN 201811261351A CN 109636956 A CN109636956 A CN 109636956A
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- G—PHYSICS
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- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C9/00—Individual registration on entry or exit
- G07C9/30—Individual registration on entry or exit not involving the use of a pass
- G07C9/32—Individual registration on entry or exit not involving the use of a pass in combination with an identity check
- G07C9/37—Individual registration on entry or exit not involving the use of a pass in combination with an identity check using biometric data, e.g. fingerprints, iris scans or voice recognition
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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
- G06V40/172—Classification, e.g. identification
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Abstract
It includes multiple cameras that the embodiment of the present invention, which provides a kind of access control system control method, device and electronic equipment, the access control system, which comprises Image Acquisition is carried out to user by the multiple camera, to obtain multiple images information；Human face image information in described multiple images information is extracted respectively；Judge respectively the extraction multiple human face image informations whether the human face image information of gate inhibition's entrance towards the access control system；Judge respectively the multiple human face image information whether with preset authorization facial image information matches；If the multiple human face image information is the human face image information towards the gate inhibition, and the multiple human face image information then sends door open command with the authorization facial image information matches, so that access control system executes opening door operation.The present invention solves the problems, such as to open by mistake gate inhibition, improves the safety of access control system.
Description
Technical field
The present invention relates to gate inhibition's technical fields more particularly to a kind of access control system control method, device and electronics to set
It is standby.
Background technique
Gate inhibition currently on the market mainly has monocular gate inhibition, and monocular gate inhibition is lower to the current accuracy rate of the judgement of user.
To user judge it is not accurate enough in the case where be difficult to hold suitable opening time, be easy to cause the case where opening by mistake, such as
User only pass by and be not intended to enter, and the time that user passes by be it is very short, after user leaves,
Gate inhibition is in the open state, has criminal just may enter the gate inhibition using this time gap in this way, to cause safety
Problem.It can be seen that the safety of existing access control system is poor.
Summary of the invention
The embodiment of the present invention provides a kind of access control system control method, device and electronic equipment, can be improved gate inhibition system
The safety of system.
In a first aspect, the embodiment of the present invention provides a kind of control method of access control system, the access control system includes multiple
Camera, which comprises
Image Acquisition is carried out to user by the multiple camera, to obtain multiple images information；
Human face image information in described multiple images information is extracted respectively；
Judge respectively the extraction multiple human face image informations whether the people of gate inhibition's entrance towards the access control system
Face image information；
Judge respectively the multiple human face image information whether with preset authorization facial image information matches；
If the multiple human face image information is the human face image information towards the gate inhibition, and the multiple face
Image information with the authorization facial image information matches, then sends door open command, so that access control system executes the behaviour that opens the door
Make.
Optionally, the multiple camera in the access control system is installed both with respect to a frame of reference,
According to the frame of reference, the installation site of camera and camera lens direction are calibrated respectively, and are the multiple camera shooting
Each camera in head is provided with scaling parameter in advance；
The multiple human face image informations for judging each extraction respectively whether the gate inhibition towards the access control system
The human face image information of entrance, comprising:
The facial angle information for identifying each human face image information of the extraction, by the people of each human face image information
The scaling parameter of the corresponding camera of face angle information is matched；
If the scaling parameter of the corresponding camera of the facial angle information of human face image information matches, it is determined that should
Human face image information is the human face image information of gate inhibition's entrance towards the access control system.
Optionally, the transmission door open command, so that before access control system execution opening door operation, comprising:
Face location letter is obtained with the scaling parameter corresponding relationship of corresponding camera according to each facial angle information
Breath；
Judge whether each face location information is corresponding with the corresponding relationship of corresponding scaling parameter respectively；
If each face location information and the corresponding relationship of corresponding scaling parameter are corresponding, it is determined that the facial image
Information is the same human face image information.
Optionally, the access control system is that each camera preselects gate inhibition central axes in the multiple camera；Institute
It states and determines the human face image information for after the same human face image information, comprising:
Face and gate inhibition are obtained with the scaling parameter corresponding relationship of corresponding camera according to each facial angle information
The differential seat angle of central axes
Judge the differential seat angle of each face and gate inhibition central axes whether in default range respectively；
If the face and the differential seat angle of gate inhibition central axes are in default range, it is determined that the facial image
Information is living body faces image information.
Optionally, after the determination human face image information is living body faces image information, the method is also wrapped
It includes:
The door of face and gate inhibition is calculated according to each face location information and the corresponding camera scaling parameter
Prohibit distance；
And judge whether gate inhibition's distance meets default enabling distance；
If gate inhibition's distance meets the enabling distance of the default gate inhibition, it is determined that gate inhibition distance for open the door away from
From.
Second aspect, a kind of access control system control device, the access control system includes multiple cameras, the multiple to take the photograph
As head is installed referring to same gate inhibition's half sleeve line, and each camera can collect the specified door of the access control system
The image of forbidden zone intra domain user, comprising:
Image capture module, for carrying out Image Acquisition to user by the multiple camera, to obtain multiple images
Information；
Extraction module, for extracting human face image information in described multiple images information respectively；
First judgment module, for judging multiple human face image informations of the extraction whether towards the gate inhibition respectively
The human face image information of gate inhibition's entrance of system；
Second judgment module, for judge respectively the multiple human face image information whether with preset authorization face figure
As information matches；
Access control module, if being the facial image letter towards the gate inhibition for the multiple human face image information
Breath, and the multiple human face image information then sends door open command, so that door with the authorization facial image information matches
Access control system executes opening door operation.
Optionally, the multiple camera in the access control system is installed both with respect to a frame of reference,
According to the frame of reference, the installation site of camera and camera lens direction are calibrated respectively, and are the multiple camera shooting
Each camera in head is provided with scaling parameter in advance；
The first judgment module includes:
Matching module, the facial angle information of each human face image information of the extraction for identification, by each face
The scaling parameter of the corresponding camera of the facial angle information of image information is matched；
Towards confirmation module, if the calibration of the camera corresponding for the facial angle information of human face image information
Parameter matching, it is determined that the human face image information is the human face image information of gate inhibition's entrance towards the access control system.
Optionally, the access control module includes:
Module is obtained, for the scaling parameter corresponding relationship according to each the facial angle information and corresponding camera
Obtain face location information；
Third judgment module, for judge respectively each face location information whether with pair of corresponding scaling parameter
It should be related to correspondence；
Same confirmation module, if corresponding for each face location information and the corresponding relationship of corresponding scaling parameter,
Then determine that the human face image information is the same human face image information.
The third aspect, a kind of electronic equipment, comprising: memory, processor and be stored on the memory and can be in institute
The computer program run on processor is stated, realizes that the embodiment of the present invention mentions when the processor executes the computer program
Step in the access control system control method of confession.
Fourth aspect, a kind of computer readable storage medium are stored with computer on the computer readable storage medium
Program, the computer program are realized when being executed by processor in access control system control method provided in an embodiment of the present invention
Step.
In the embodiment of the present invention, Image Acquisition is carried out to user by the multiple camera, to obtain multiple images letter
Breath；Human face image information in described multiple images information is extracted respectively；Multiple human face image informations of the extraction are judged respectively
Whether the human face image information of gate inhibition's entrance towards the access control system, and judge the multiple facial image letter respectively
Breath whether with preset authorization facial image information matches；If the multiple human face image information is entered towards the gate inhibition
The human face image information of mouth, and the multiple human face image information then sends and opens with the authorization facial image information matches
Door instruction, so that access control system executes opening door operation.User's facial image is obtained by multiple cameras in this way, and by more
A camera joint judges the face information of the user, then controls gate inhibition's entrance according to the judging result.Solution of the present invention
It has determined the problem of opening by mistake gate inhibition's entrance, has improved the safety of access control system.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, below will to embodiment or
Attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
Some embodiments of the present invention, for those of ordinary skill in the art, without creative efforts, also
Other drawings may be obtained according to these drawings without any creative labor.
Fig. 1 is a kind of flow diagram of access control system control method provided in an embodiment of the present invention；
Fig. 2 is the flow diagram of another access control system control method provided in an embodiment of the present invention；
Fig. 3 is a kind of module diagram of access control system control device provided in an embodiment of the present invention；
Fig. 4 is the module diagram of another access control system control device provided in an embodiment of the present invention；
Fig. 5 is the module diagram of a kind of electronic equipment provided in an embodiment of the present invention；
Fig. 6 is the scheme of installation of camera in a kind of access control system control device provided in an embodiment of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts it is all its
His embodiment, shall fall within the protection scope of the present invention.
Referring to Figure 1, Fig. 1 is a kind of flow diagram of access control system control method provided in an embodiment of the present invention, institute
Stating access control system includes multiple cameras, as shown in Figure 1, which comprises
101, Image Acquisition is carried out to user by the multiple camera, to obtain multiple images information.
Wherein, the multiple camera can be multiple common face cameras, for example, the common face camera
It can be generic USB camera, be also possible to IP Camera that is wired or being wirelessly connected, be also possible to other faces
Camera.The multiple camera can be two and be also possible to three, four or N number of, and the N is being greater than or equal to 2 just
Integer, and each camera, during installation both with respect to a certain frame of reference, which can be installation personnel
According to a certain object of reference that the size and Orientation of the environment of access control system needs and specified gated area is set, so that
Each camera can collect the image information of different direction angle.According to the frame of reference, respectively to the installation of camera
Position and camera lens obtain scaling parameter, the scaling parameter includes camera focal length, angle, puts position towards being calibrated
It sets.The installation of camera can need to be adjusted according to the range of access control system, and guarantee that the installation of each camera meets
The range of gate inhibition in access control system, that is to say, that each camera can take and specify gated area in access control system, and
The image information of user in specified gated area is obtained, the user can be the user of authorization, be also possible to stranger.On
The image information that image information is user in specified gated area is stated, described image information can be camera by coding
Image is also possible to original code stream.
As shown in fig. 6,601,602,603 be respectively camera, and 604 be door by taking the mounting means of three cameras as an example
The installation site of forbidden mouth also corresponds to door, and 605 be a sideline of specified gated area, and 606 be specified gated area
Another sideline, described 604,605,606 collectively constitute specified gated area；Described 607 be user, is also possible to stranger.
Three cameras can acquire the image information of user in specified gated area simultaneously, and the specified gated area can basis
The number and installation site of camera are set, that is, each camera can collect the range of image and as refer to
Determine gated area.Can be by being arranged the setting angle of camera, position controls the range of the specified gated area, in this way
Each camera can collect the image of the user into specified region, and upload described image, by image procossing
Obtain corresponding image information.
102, human face image information in described multiple images information is extracted respectively.
Wherein, above-mentioned human face image information is to acquire in specified gated area from camera each in multiple cameras
To image information in the human face image information extracted.For example, someone goes in specified gated area, by multiple cameras
It photographed, and the image that each camera was photographed uploads, figure then is carried out to the image information of each camera shooting overhead pass
As processing, and from the corresponding human face image information of multiple images acquisition of information.Deep learning, machine learning etc. can also be utilized
Technology carries out Face datection, tracking, identification, quality evaluation, angle estimator etc. to the image that each camera captures and calculates.It is logical
The human face image information extracted in the image information from different direction angle is crossed, so that access control system passes through each face figure
As information can more accurately judge whether execute opening door operation, rather than with only detect in the related technology facial image believe
Breath just directly executes opening door operation and then causes the safety issue opened by mistake.
103, judge respectively the extraction multiple human face image informations whether gate inhibition's entrance towards the access control system
Human face image information.
Wherein, multiple human face image informations of said extracted include: facial angle information, face location information；The people
Face image information can also be gate inhibition's range information of face Yu gate inhibition's entrance.103 can be according to the face figure extracted
As judging the face information whether towards the access control system the case where gate inhibition in facial orientation access control system in information
Gate inhibition's entrance；Specifically, gate inhibition's entrance can be entity apparatus door, for example, the special gate of cell, in order to which cell is safe,
Generally only have the owner stranger that perhaps related personnel can enter only in the case where owner or related personnel allow
It just can enter the cell, the related personnel can be administrative staff etc.；No Security Personnel when, the gate inhibition can be passed through
System may be implemented to open the operation at the cell gate, and only open to related personnel, improve cell security.It is described
The high channel of certain safety requirements, building etc. can also be arranged in gate inhibition's entrance.
104, judge respectively the multiple human face image information whether with preset authorization facial image information matches.
Wherein, above-mentioned preset authorization human face image information can be access control system in the embodiment of the present invention (or equipment)
Pre-recorded human face image information, for example, a certain cell carries out man face image acquiring to the owner of the cell, and will acquisition
To owner's facial image be stored in image data base, when have user want enter and leave the cell gate inhibition when, as long as collecting
The human face image information of the user, and image procossing and identification are carried out to the facial image, by the face figure of the user
As information and owner's human face image information gathered in advance compare, if can be matched in the image data base of the cell
To corresponding facial image, then judge the user for the authorization human face image information of authorized user；If not having in image data base
Being matched to corresponding facial image, then the human face image information of the user is not to authorize human face image information.
If 105, the multiple human face image information is the human face image information towards the gate inhibition, and the multiple
Human face image information with the authorization facial image information matches, then sends door open command, so that access control system executes enabling
Operation.
Wherein, if the multiple human face image information is the human face image information towards the gate inhibition, then it is assumed that the people
The corresponding user of face image information wants through the gate inhibition in the access control system.And the multiple human face image information is and institute
Authorization facial image information matches are stated, then illustrate that the user is authorized user.Meet the two conditions, so that it may open the door
Gate inhibition's entrance of access control system allows the user to pass through gate inhibition's entrance.Open the access control system gate inhibition's entrance can be it is logical
Gate inhibition's control module is crossed to control, the access control module includes comprising relay control panel, for receiving the control letter that opens the door
Number and access control open and close.
In the embodiment of the present invention, Image Acquisition is carried out to user by the multiple camera, to obtain multiple images letter
Breath；Human face image information in described multiple images information is extracted respectively；Multiple human face image informations of the extraction are judged respectively
Whether the human face image information of gate inhibition's entrance towards the access control system, and judge the multiple facial image letter respectively
Breath whether with preset authorization facial image information matches；If the multiple human face image information is entered towards the gate inhibition
The human face image information of mouth, and the multiple human face image information then sends and opens with the authorization facial image information matches
Door instruction, so that access control system executes opening door operation.User's facial image is obtained by multiple cameras in this way, and by more
A camera joint judges the face information of the user, then controls gate inhibition's entrance according to the judging result, solves mistake
Open the door forbidden mouth the problem of, improve the safety of access control system.
Referring to fig. 2, Fig. 2 is the flow chart of another access control system control method provided in an embodiment of the present invention, such as Fig. 2
It is shown, comprising the following steps:
201, Image Acquisition is carried out to user by the multiple camera, to obtain multiple images information.
202, human face image information in described multiple images information is extracted respectively.
203, the facial angle information for identifying each human face image information of the extraction, by each human face image information
The scaling parameter of the corresponding camera of facial angle information matched, wherein described in the access control system
Multiple cameras are installed both with respect to a frame of reference, according to the frame of reference, respectively to the installation of camera
Position and camera lens direction are calibrated, and are provided with scaling parameter in advance for each camera in the multiple camera.
Wherein, above-mentioned facial angle information can be face angle of the face of each camera extraction in image information
Information is spent, the facial angle information includes facial angle parameter；Because the three-dimensional geometry position of space object surface point with
Its correlation in the picture between corresponding points is can be obtained according to the geometrical model of camera imaging.It is above-mentioned by institute
The multiple camera stated in access control system is installed both with respect to a frame of reference, according to the frame of reference,
The installation site of camera and camera lens direction are calibrated respectively, and equal for each camera in the multiple camera
It is provided with scaling parameter in advance, is to guarantee each camera and can collect in the specified gated area of access control system
The image of user's different angle obtains the human face image information of different angle convenient for handling to collecting image.
If 204, the scaling parameter matching of the corresponding camera of the facial angle information of human face image information, really
The fixed human face image information is the human face image information of gate inhibition's entrance towards the access control system.
Wherein, the scaling parameter can indicate user in specified gated area each position towards door certain angle model
In enclosing, the range for the facial angle information which obtains.I.e. the facial angle information of camera acquisition is in scaling parameter
When in range, it is believed that this person is in face of gate inhibition's entrance.
205, judge respectively each the multiple human face image information whether with preset authorization human face image information
Match.
Wherein, the realization process of step 205 and the realization process of step 104 are identical, just repeat no more herein.
If 206, the multiple human face image information is the human face image information towards the gate inhibition, and the multiple
Human face image information with the authorization facial image information matches, then sends door open command, so that access control system executes enabling
Operation.
In the embodiment, through the above steps can according to facial angle information and authorization two conditions of face come
Opening or closing for gate inhibition's entrance of the access control system is controlled, for example, somebody only passes by, improves access control system in this way
Safety.
Optionally, the transmission door open command, so that before access control system execution opening door operation, comprising:
Face location letter is obtained with the scaling parameter corresponding relationship of corresponding camera according to each facial angle information
Breath；
Judge whether each face location information is corresponding with the corresponding relationship of corresponding scaling parameter respectively；
If each face location information and the corresponding relationship of corresponding scaling parameter are corresponding, it is determined that the facial image
Information is the same human face image information.
Wherein, the scaling parameter corresponding relationship, which can be, extrapolates entire camera by the scaling parameter of camera
The corresponding relationship of pickup area each position and camera image.Camera during installation calibrates camera, passes through peace
Reference coordinate, camera lens direction when holding position, setting angle, installation etc. determine the scaling parameter of camera.It thus can root
The location information of human face image information in three dimensions in image information is obtained according to the scaling parameter corresponding relationship；It is described
For position in three-dimensional space is the reference coordinate selected when camera installation.It is clapped in combination with multiple cameras
The location information for the corresponding three-dimensional space of facial image that each camera that the human face image information taken the photograph obtains takes,
It is same human face image information in conjunction with determining human face image information after the conversion of the ratio of each camera and reference coordinate.
The facial image that multiple cameras photographed is determined as gate inhibition's entrance of the access control system can be opened after same facial image, is permitted
Perhaps the user passes through gate inhibition's entrance.
In the above-described embodiment, this access control system further judges pre-pass user, further increases
The safety of access control system.
Optionally, the access control system is that each camera preselects gate inhibition central axes in the multiple camera；Institute
It states and determines the human face image information for after the same human face image information, comprising:
According to the scaling parameter corresponding relationship of each facial angle information and the corresponding camera obtain face with
The differential seat angle of gate inhibition central axes
Judge the differential seat angle of each face and gate inhibition central axes whether in default range respectively；
If the face and the differential seat angle of gate inhibition central axes are in default range, it is determined that the facial image
Information is living body faces image information.
Wherein, the gate inhibition central axes can be object of reference when each camera is installed, and be also possible to each camera
The reference standard of scaling parameter is set.The face and the differential seat angle of gate inhibition central axes can be angled with gate inhibition central axes
The obtained facial angle information of human face image information of the camera acquisition of deviation installation be mounted on taking the photograph on gate inhibition central axes
Differential seat angle between the facial angle information of picture collected facial image passes through the people obtained after the differential seat angle is converted
Face angle information is in preset error range, then it is believed that the facial image is living body faces image；It is determined as living body people
I.e. transmittable door open command after face image, so that access control system executes opening door operation.
In the above-described embodiment, this access control system further judges pre-pass user, whether judges the user
It is true man, the access control system can exclude the forgery attack of the progress such as picture, video in this way, make access control system opening gate, into
And improve the safety of the access control system.
Optionally, the determination human face image information is after living body faces image information, which comprises
The door of face and gate inhibition is calculated according to each face location information and the corresponding camera scaling parameter
Prohibit distance；
And judge whether gate inhibition's distance meets default enabling distance；
If gate inhibition's distance meets the enabling distance of the default gate inhibition, it is determined that gate inhibition distance for open the door away from
From.
Wherein, described that face and gate inhibition are calculated according to multiple face location information and corresponding camera scaling parameter
Gate inhibition's distance can be through the collected face location information of multiple cameras and camera scaling parameter, utilize tradition
Multiple cameras calibration distance measuring method can obtain people at a distance from door；The default enabling distance can be in advance as door
The enabling distance of access control system configuration, for example, pre-set enabling distance is five meters, as long as then someone appears in gate inhibition area
In domain, and the distance of the forbidden mouth of range gate within the scope of five meters, then access control system executes opening door operation, if someone appears in door
In the domain of forbidden zone, but it is greater than five meters at a distance from gate inhibition's entrance, that is, not within the scope of five meters, then access control system does not execute out
Door operation.The length of the enabling distance can according to need self-setting, it can be provided and five meters, ten meters etc., and described open
Door distance can be the distance between people and gate inhibition's entrance be also possible between people and the certain point of gate inhibition's Way in away from
From object of reference can be with sets itself.
In the above-described embodiment, the access control system can also calculate in the facial image that camera takes face from
The distance of gate inhibition, for example, user is greater than the preset gate inhibition's distance of the access control system at a distance from gate inhibition, even when the use
Family is authorized user, is also not turned on gate inhibition's entrance；Only the user is less than preset gate inhibition's distance just at a distance from gate inhibition
Door open command is sent, so that access control system executes opening door operation, the access control system unrest opening gate entrance is prevented in this way, into one
The safety for improving the gate inhibition of step.
It is a kind of access control system control device provided in the embodiment of the present invention, the access control system packet referring to Fig. 3, Fig. 3
Multiple cameras are included, as shown in Figure 3, comprising:
Image capture module 301, it is multiple to obtain for carrying out Image Acquisition to user by the multiple camera
Image information；
Extraction module 302, for extracting human face image information in described multiple images information respectively；
First judgment module 303, for judging multiple human face image informations of the extraction whether towards the door respectively
The human face image information of gate inhibition's entrance of access control system；
Second judgment module 304, for judge respectively the multiple human face image information whether with preset authorization face
Image information matching；
Access control module 305, if being the facial image towards the gate inhibition for the multiple human face image information
Information, and the multiple human face image information then sends door open command with the authorization facial image information matches, so that
Access control system executes opening door operation.
Optionally, referring to fig. 4, Fig. 4 is another access control system control device provided in an embodiment of the present invention, such as Fig. 4 institute
Show, the access control system is that each camera in the multiple camera 301 is provided with scaling parameter in advance；
The first judgment module 303 includes:
Matching module 3031, the facial angle information of each human face image information of the extraction for identification will be each
The scaling parameter of the corresponding camera of the facial angle information of human face image information is matched；
Towards confirmation module 3032, if the camera corresponding for the facial angle information of human face image information
Scaling parameter matching, it is determined that the human face image information is the human face image information of gate inhibition's entrance towards the access control system.
Optionally, the access control module 305 includes:
Module is obtained, for the scaling parameter corresponding relationship according to each the facial angle information and corresponding camera
Obtain face location information；
Third judgment module, for judge respectively each face location information whether with pair of corresponding scaling parameter
It should be related to correspondence；
Same confirmation module, if corresponding for each face location information and the corresponding relationship of corresponding scaling parameter,
Then determine that the human face image information is the same human face image information.
Access control system control device provided in an embodiment of the present invention can be realized access control system control in above method embodiment
Each process that method processed is realized, to avoid repeating, which is not described herein again.And it can achieve identical beneficial effect.
It is the structural schematic diagram of a kind of electronic equipment provided in an embodiment of the present invention referring to Fig. 5, Fig. 5, as shown in figure 5, packet
It includes: memory 502, processor 501 and being stored in the calculating that can be run on the memory 502 and on the processor 501
Machine program, in which:
The computer program that processor 501 is used to that memory 502 to be called to store executes following steps:
Image Acquisition is carried out to user by the multiple camera, to obtain multiple images information；
Human face image information in described multiple images information is extracted respectively；
Judge respectively the extraction multiple human face image informations whether the people of gate inhibition's entrance towards the access control system
Face image information；
Judge respectively the multiple human face image information whether with preset authorization facial image information matches；
If the multiple human face image information is the human face image information towards the gate inhibition, and the multiple face
Image information with the authorization facial image information matches, then sends door open command, so that access control system executes the behaviour that opens the door
Make.
Optionally, the access control system is that each camera in the multiple camera is provided with calibration ginseng in advance
Number；
The multiple human face image informations for judging the extraction respectively whether gate inhibition's entrance towards the access control system
Human face image information, comprising:
The facial angle information for identifying each human face image information of the extraction, by the people of each human face image information
The scaling parameter of the corresponding camera of face angle information is matched；
If the scaling parameter of the corresponding camera of the facial angle information of human face image information matches, it is determined that should
Human face image information is the human face image information of gate inhibition's entrance towards the access control system.
Optionally, the transmission door open command that the processor 501 executes, so that access control system executes opening door operation
Before, comprising:
Face location letter is obtained with the scaling parameter corresponding relationship of corresponding camera according to each facial angle information
Breath；
Judge whether each face location information is corresponding with the corresponding relationship of corresponding scaling parameter respectively；
If each face location information and the corresponding relationship of corresponding scaling parameter are corresponding, it is determined that the facial image
Information is the same human face image information.
Optionally, the access control system that the processor 501 executes is that each camera is pre- in the multiple camera
First select gate inhibition central axes；The determination human face image information is after the same human face image information, comprising:
According to the scaling parameter corresponding relationship of each facial angle information and the corresponding camera obtain face with
The differential seat angle of gate inhibition central axes
Judge the differential seat angle of each face and gate inhibition central axes whether in default range respectively；
If the face and the differential seat angle of gate inhibition central axes are in default range, it is determined that the facial image
Information is living body faces image information, and sends door open command, so that access control system executes opening door operation.
Optionally, the determination human face image information that the processor 501 executes is living body faces image information
Later, which comprises
The door of face and gate inhibition is calculated according to each face location information and the corresponding camera scaling parameter
Prohibit distance；
And judge whether gate inhibition's distance meets default enabling distance；
If gate inhibition's distance meets the enabling distance of the default gate inhibition, it is determined that gate inhibition distance for open the door away from
From.
Electronic equipment provided in an embodiment of the present invention can be realized each embodiment party in the embodiment of the method for Fig. 1 and Fig. 2
Formula and corresponding beneficial effect, to avoid repeating, which is not described herein again.
A kind of computer readable storage medium is provided, is stored with computer program on the computer readable storage medium,
The computer program realizes the step in access control system control method provided in an embodiment of the present invention when being executed by processor 501
Suddenly, and identical technical effect can be reached, to avoid repeating, which is not described herein again
Those of ordinary skill in the art will appreciate that realizing all or part of the process in above-described embodiment method, being can
It is completed with instructing relevant hardware by computer program, the program can be stored in a computer-readable storage
In medium, the program is when being executed, it may include such as the process of the embodiment of above-mentioned each method.Wherein, the storage medium can
For magnetic disk, CD, read-only memory (Read-Only Memory, ROM) or random access memory (Random
Access Memory, abbreviation RAM) etc..
The above disclosure is only the preferred embodiments of the present invention, cannot limit the right of the present invention with this certainly
Range, therefore equivalent changes made in accordance with the claims of the present invention, are still within the scope of the present invention.
Claims (10)
1. a kind of access control system control method, which is characterized in that the access control system includes multiple cameras, the method packet
It includes:
Image Acquisition is carried out to user by the multiple camera, to obtain multiple images information；
Human face image information in described multiple images information is extracted respectively；
Judge respectively the extraction multiple human face image informations whether the face figure of gate inhibition's entrance towards the access control system
As information；
Judge respectively the multiple human face image information whether with preset authorization facial image information matches；
If the multiple human face image information is the human face image information towards the gate inhibition, and the multiple facial image is believed
Breath then sends door open command with the authorization facial image information matches, so that access control system executes opening door operation.
2. the method as described in claim 1, which is characterized in that the multiple camera in the access control system is opposite
Installed in a frame of reference, according to the frame of reference, respectively to the installation site of camera and camera lens towards into
Row calibration, and scaling parameter is provided in advance for each camera in the multiple camera；
It is described judge respectively each human face image information whether the facial image of gate inhibition's entrance towards the access control system
Information, comprising:
The facial angle information for identifying each human face image information of the extraction, by the facial angle of each human face image information
The scaling parameter of the corresponding camera of information is matched；
If the scaling parameter of the corresponding camera of the facial angle information of human face image information matches, it is determined that the face figure
As the human face image information that information is gate inhibition's entrance towards the access control system.
3. method according to claim 2, which is characterized in that the transmission door open command, so that access control system executes enabling
Before operation, comprising:
Face location information is obtained with the scaling parameter corresponding relationship of corresponding camera according to each facial angle information；
Judge whether each face location information is corresponding with the corresponding relationship of corresponding scaling parameter respectively；
If each face location information and the corresponding relationship of corresponding scaling parameter are corresponding, it is determined that the human face image information is
The same human face image information.
4. method as claimed in claim 3, which is characterized in that the access control system is each camera shooting in the multiple camera
Head preselects gate inhibition central axes；The determination human face image information is after the same human face image information, comprising:
Face and gate inhibition are obtained with the scaling parameter corresponding relationship of the corresponding camera according to each facial angle information
The differential seat angle of central axes；
Judge the differential seat angle of each face and gate inhibition central axes whether in default range respectively；
If the face and the differential seat angle of gate inhibition central axes are in default range, it is determined that the human face image information is living body
Human face image information.
5. method as claimed in claim 4, which is characterized in that the determination human face image information is living body faces image
After information, the method also includes:
According to each face location information and the corresponding camera scaling parameter calculate the gate inhibition of face and gate inhibition away from
From；
Judge whether gate inhibition's distance meets default enabling distance；
If gate inhibition's distance meets the enabling distance of the default gate inhibition, it is determined that gate inhibition's distance is enabling distance.
6. a kind of access control system control device, which is characterized in that the access control system includes multiple cameras, comprising:
Image capture module, for carrying out Image Acquisition to user by the multiple camera, to obtain multiple images information；
Extraction module, for extracting human face image information in described multiple images information respectively；
First judgment module, for judging multiple human face image informations of the extraction whether towards the access control system respectively
The human face image information of gate inhibition's entrance；
Second judgment module, for judge respectively the multiple human face image information whether with preset authorization human face image information
Matching；
Access control module, if it is the human face image information towards the gate inhibition for the multiple human face image information, and
The multiple human face image information with the authorization facial image information matches, then sends door open command, so that access control system
Execute opening door operation.
7. device as claimed in claim 6, which is characterized in that the multiple camera in the access control system is opposite
Installed in a frame of reference, according to the frame of reference, respectively to the installation site of camera and camera lens towards into
Row calibration, and scaling parameter is provided in advance for each camera in the multiple camera；
The first judgment module includes:
Matching module, the facial angle information of each human face image information of the extraction for identification, by each facial image
The scaling parameter of the corresponding camera of the facial angle information of information is matched；
Towards confirmation module, if the scaling parameter of the camera corresponding for the facial angle information of human face image information
Match, it is determined that the human face image information is the human face image information of gate inhibition's entrance towards the access control system.
8. device as claimed in claim 6, which is characterized in that the access control module includes:
Module is obtained, for obtaining face position with the scaling parameter corresponding relationship of corresponding camera according to each face angle information
Confidence breath；
Third judgment module, for judge respectively each face location information whether with the corresponding relationship of corresponding scaling parameter
It is corresponding；
Same confirmation module, if corresponding for each face location and the corresponding relationship of corresponding scaling parameter, it is determined that the face
Image information is the same human face image information.
9. a kind of electronic equipment characterized by comprising memory, processor and be stored on the memory and can be in institute
The computer program run on processor is stated, the processor is realized when executing the computer program as in claim 1-5
Step in described in any item access control system control methods.
10. a kind of computer readable storage medium, which is characterized in that be stored with computer on the computer readable storage medium
Program realizes the access control system control as described in any one of claims 1 to 5 when the computer program is executed by processor
Step in method.
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