CN110276329A - A kind of skin detecting method and terminal - Google Patents
A kind of skin detecting method and terminal Download PDFInfo
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- CN110276329A CN110276329A CN201910568881.XA CN201910568881A CN110276329A CN 110276329 A CN110276329 A CN 110276329A CN 201910568881 A CN201910568881 A CN 201910568881A CN 110276329 A CN110276329 A CN 110276329A
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- 238000000034 method Methods 0.000 title claims abstract description 36
- 230000007246 mechanism Effects 0.000 claims abstract description 143
- 230000010287 polarization Effects 0.000 claims abstract description 128
- 238000001514 detection method Methods 0.000 claims abstract description 54
- 238000005388 cross polarization Methods 0.000 claims description 24
- 238000005286 illumination Methods 0.000 claims description 18
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V10/00—Arrangements for image or video recognition or understanding
- G06V10/20—Image preprocessing
- G06V10/25—Determination of region of interest [ROI] or a volume of interest [VOI]
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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
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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
- H04N23/70—Circuitry for compensating brightness variation in the scene
- H04N23/74—Circuitry for compensating brightness variation in the scene by influencing the scene brightness using illuminating means
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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
- H04N23/70—Circuitry for compensating brightness variation in the scene
- H04N23/75—Circuitry for compensating brightness variation in the scene by influencing optical camera components
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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
- G06V40/14—Vascular patterns
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- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
Abstract
It includes camera, light compensating lamp, driving mechanism and rotating mechanism that the embodiment of the present invention, which provides a kind of skin detecting method and terminal, the terminal, and multiple polarized light pieces are arranged on the rotating mechanism；This method comprises: driving rotating mechanism rotation by driving mechanism, the polarization direction corresponding relationship of the polarized light piece of light compensating lamp and the polarized light piece of camera is adjusted；According to the polarization direction corresponding relationship of the polarized light piece of light compensating lamp and the polarized light piece of camera, at least one skin image of target object is obtained；According at least one skin image, the skin detection result of target object is determined.In the embodiment of the present invention, the polarized light piece corresponding relationship of camera and light compensating lamp is adjusted by driving mechanism and rotating mechanism, the skin image for keeping terminal available under at least one polarised light carries out profound skin detection according to the skin image, the accuracy of skin detection can be improved.
Description
Technical field
The present embodiments relate to field of terminal technology, in particular to a kind of skin detecting method and terminal.
Background technique
Skin detection function is proposed on many intelligent terminals, which is mainly to take the photograph by what terminal carried
As head is taken pictures, skin detection is then carried out according to resulting skin image of taking pictures.
Above-mentioned skin detection function is only capable of being detected according to the skin image under common white light, which is only capable of obtaining one
The skin condition on a little bases leads to the skin detection result inaccuracy of terminal.
Summary of the invention
The embodiment of the present invention provides a kind of skin detecting method and terminal, and the skin detection result for solving existing terminal is inaccurate
True problem.
According to an embodiment of the present invention in a first aspect, providing a kind of terminal, the terminal includes: camera, light compensating lamp, drive
Motivation structure and rotating mechanism, the driving mechanism and the rotating mechanism are drivingly connected, and are arranged on the rotating mechanism multiple inclined
Shake mating plate.
Second aspect according to an embodiment of the present invention provides a kind of skin detecting method, is applied to as described in relation to the first aspect
Terminal, the terminal includes camera, light compensating lamp, driving mechanism and rotating mechanism, the driving mechanism and the whirler
Structure is drivingly connected, and multiple polarized light pieces are arranged on the rotating mechanism；
The described method includes: by driving mechanism drive rotating mechanism rotation, adjust the light compensating lamp polarized light piece and
The polarization direction corresponding relationship of the polarized light piece of camera；According to the polarized light piece of the polarized light piece of the light compensating lamp and camera
Polarization direction corresponding relationship, obtain at least one skin image of target object；According at least one described skin image, really
The skin detection result of the fixed target object.
The third aspect according to an embodiment of the present invention provides a kind of terminal, comprising: camera, light compensating lamp, driving mechanism and
Rotating mechanism, the driving mechanism and the rotating mechanism are drivingly connected, and multiple polarized light pieces are arranged on the rotating mechanism；Institute
State terminal further include: processor, memory and be stored in the program that can be run on the memory and on the processor, institute
It states realization when program is executed by the processor: rotating mechanism rotation being driven by driving mechanism, adjusts the inclined of the light compensating lamp
The polarization direction corresponding relationship of the polarized light piece of vibration mating plate and camera；According to the polarized light piece of the light compensating lamp and camera
The polarization direction corresponding relationship of polarized light piece obtains at least one skin image of target object；According at least one described skin
Skin image determines the skin detection result of the target object.
In the embodiment of the present invention, the polarized light piece for adjusting camera and light compensating lamp by driving mechanism and rotating mechanism is corresponding
Relationship, the skin image for keeping terminal available under at least one polarised light carry out profound skin according to the skin image
Skin detection, can be improved the accuracy of skin detection.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, needed in being described below to the embodiment of the present invention
Attached drawing to be used is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention,
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings
Other attached drawings.
Fig. 1 is one of the structural schematic diagram of terminal provided in an embodiment of the present invention；
Fig. 2 is cross-sectional view at A-A in Fig. 1；
Fig. 3 a is one of application scenarios provided in an embodiment of the present invention；
Fig. 3 b is the two of application scenarios provided in an embodiment of the present invention；
Fig. 3 c is the three of application scenarios provided in an embodiment of the present invention；
Fig. 4 is the second structural representation of terminal provided in an embodiment of the present invention；
Fig. 5 is one of the flow diagram of skin detecting method provided in an embodiment of the present invention；
Fig. 6 is the two of the flow diagram of skin detecting method provided in an embodiment of the present invention；
Fig. 7 is the third structural representation of terminal 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 some of the embodiments of the present invention, instead of all the embodiments.Based on this hair
Embodiment in bright, every other implementation obtained by those of ordinary skill in the art without making creative efforts
Example, shall fall within the protection scope of the present invention.
In the embodiment of the present invention, terminal can be mobile phone, tablet computer, laptop, Ultra-Mobile PC
(Ultra-Mobile Personal Computer, UMPC), net book or personal digital assistant (Personal Digital
Assistant, PDA) etc., the embodiment of the present invention to the concrete type of terminal without limitation.
In order to enable the terminals to need to enable the terminals to obtain the skin under special illumination with profound skin detection
Image, such as parallel polarization skin image, cross polarization skin image etc., therefore the structure of existing terminal is improved.
Referring to Fig. 1 and Fig. 2, the embodiment of the present invention provides a kind of terminal 10, comprising: camera 11, light compensating lamp 12, driving machine
Multiple polarized light piece (not shown)s are arranged on the rotating mechanism 22 in structure 21 and rotating mechanism 22.
Above-mentioned polarized light piece is referred to as polarizing film or polaroid, and the light transmission that light can be made to generate polarization for one kind is first
Part, which can have a variety of polarization directions, and the polarization direction of each polarized light piece can be identical or different；
As shown in Figure 1, the top of terminal is arranged in camera 11 and light compensating lamp 12 laterally side by side, it is to be understood that Fig. 1
The scene that camera 11 and light compensating lamp 12 are arranged laterally side by side at the top of terminal is shown, camera 11 and light compensating lamp 12 can also
The other positions of terminal are arranged in, and camera 11 and light compensating lamp 12 can also be using being vertically set side by side, and the present invention is implemented
Example to the specific location of camera 11 and light compensating lamp 12 without limitation.
As shown in Fig. 2, the setting of rotating mechanism 22, in 12 front of camera 11 and light compensating lamp, the setting of driving mechanism 21 is imaging
First 11 and light compensating lamp 12 among, the rotation center of driving mechanism 21 and rotating mechanism 22 is drivingly connected.
Camera 11 can be colored (Red-Green-Blue) RGB camera, including camera lens 111,112 and of sensitive chip
Optical filter 113, for taking pictures to target object, to obtain the skin image of target object；Light compensating lamp 12 can be white light
Light compensating lamp, for carrying out light filling to target object while camera 11 is taken pictures.
In embodiments of the present invention, rotating mechanism 22 is driven to rotate by driving mechanism 21, to adjust camera 11 and mend
The polarized light piece of light lamp 12 combines, corresponding different polarized light piece combination, by light compensating lamp 12 carry out light filling and camera 11 into
Row is taken pictures, and skin image of the target object under polarised light photograph is obtained.
Specifically, the light that light compensating lamp 12 issues passes through the polarized light piece for being located at 12 front of light compensating lamp, generates polarization, obtains
Polarised light, by taking the polarization angle of the polarised light is 45 ° as an example, which returns in the facial back reflection of target object
, received by camera 11, since the camera 11 is also correspondingly arranged on polarized light piece, then 45 ° of polarised lights are understood basis and taken the photograph
As first 11 corresponding polarized light pieces generate polarization again, and then target is obtained to the parallel polarization skin image or cross polarization of picture
Skin image.Such as: the polarization angle positioned at the polarized light piece of 11 front of camera is 45 °, i.e. the polarization side with 45 ° of polarised lights
To parallel, then the skin image that camera 11 obtains at this time is parallel polarization skin image；Polarization positioned at 11 front of camera
The polarization angle of mating plate is 135 °, i.e., vertical with the polarization direction of 45 ° of polarised lights, then the skin image that camera 11 obtains at this time
For cross polarization skin image (alternatively referred to as vertical polarization skin image).
In the embodiment of the present invention, the polarized light piece for adjusting camera and light compensating lamp by driving mechanism and rotating mechanism is corresponding
Relationship, the skin image for keeping terminal available under at least one polarised light carry out profound skin according to the skin image
Skin detection, can be improved the accuracy of skin detection.
Optionally, terminal can also include the environmental sensor for detecting environment illumination intensity, such as the environmentally sensitive
Device can be optical sensor.
In embodiments of the present invention, the environment illumination intensity extraneous by environmental sensor detection, when environmental sensor is examined
Discovery environment illumination intensity is surveyed when reaching predetermined threshold value, indicates that the environment being presently in is high-brightness environment, it is extraneous at this time from
Right luminous intensity is larger, since natural light does not polarize, can obtain polarized skin image to terminal and impact, then when environment passes
When sensor detection discovery environment illumination intensity reaches predetermined threshold value, prompt information can be exported to user, prompt user mobile
Environment to low-light level carries out skin detection.Correspondingly, it is lower than pre- gating when environmental sensor detects discovery environment illumination intensity
When limit value, polarized skin image is obtained by driving mechanism 21, rotating mechanism 22, camera 11 and light compensating lamp 12, and according to this
Polarized skin image carries out skin detection, further increases the accuracy of terminal skin detection.
Referring to fig. 2, driving mechanism 21 is motor, is provided with shaft 211 on the motor；Rotating mechanism 22 is turntable, this turn
Disk includes: the connector 222 of turntable body 221 with the rotation center that turntable body 221 is arranged in, and connector 222, which is sheathed on, to be turned
Axis 211；
In embodiments of the present invention, by the connector of the shaft of motor 211 and the rotation center for being located at turntable body 221
222 connections drive turntable body 221 to rotate different angles, to enable camera 11 and light compensating lamp 12 by shaft 211
Corresponding different polarized light piece.
Optionally, referring to Fig. 3 a, multiple polarized light pieces are arranged in turntable body 221, and multiple polarized light piece includes: the
One polarized light piece 31, the second polarized light piece 32, third polarized light piece 33, the 4th polarized light piece 34, wherein the first polarized light piece 31
Polarization direction it is parallel with the polarization direction of the second polarized light piece 32, the polarization direction of third polarized light piece 33 and the 4th polarised light
The polarization direction of piece 34 intersects, and preferably the polarization direction of the polarization direction of third polarized light piece 33 and the 4th polarized light piece 34 is hung down
Directly；
In embodiments of the present invention, the need of parallel polarization skin image and cross polarization skin image are obtained according to terminal
It asks, multiple groups polarized light piece is set in turntable body 221, wherein the first polarized light piece 31 and the second polarized light piece 32 are for obtaining
Parallel polarization skin image, third polarized light piece 33 and the 4th polarized light piece 34 are for obtaining cross polarization skin image.
It should be noted that being additionally provided with the first no polarization region 35 and the second no polarization region 36 in turntable body 221.
The first no polarization region 35 and the second no polarization region 36 are through-hole or no polarization mating plate, which refers to pair
Light does not generate the translucent element of polarization.
It is understood that camera in addition to it can be used for capturing skin image, can be also used for normally being taken pictures,
And when normally being taken pictures, if the received light of camera is the image quality reduction that polarised light will lead to acquisition, therefore
No polarization region is set in turntable body 221, when needing normally to be taken pictures, by turntable body 221 by the no polarization
Region goes to corresponding with camera.
In addition, in turntable body 221 be arranged two no polarization regions, respectively correspond camera and light compensating lamp, in this way when
User only needs to carry out common skin detection, i.e., when being detected according to the skin image under no polarization illumination, using this hair
The terminal that bright embodiment provides also can be realized the function.
With continued reference to Fig. 3 a, the first polarized light piece 31, the second polarized light piece 32, third polarized light piece 33, the 4th polarised light
Piece 34, the first no polarization region 35 and the second no polarization region 36 are with the rotation center of turntable body 221 apart from identical；
Spaced set polarized light piece is had an advantage that: can reduce difficulty of processing, on the one hand convenient for improving the life of terminal
Produce efficiency；On the other hand, the same group of corresponding relationship between polarized light piece, with camera and light compensating lamp can be interchanged,
Such as: the corresponding relationship between the first polarized light piece 31 and the second polarized light piece 32 and camera and light compensating lamp can be, and first
Polarized light piece 31 corresponds to camera, the corresponding light compensating lamp of the second polarized light piece 32；The corresponding relationship can be, the first polarized light piece 31
Corresponding light compensating lamp, the corresponding camera of the second polarized light piece 32, can be improved the control flexibility ratio to turntable body 221 in this way.
Further, the first polarized light piece 31 and the second polarized light piece 32 are symmetrical about the rotation center of turntable body 221,
Third polarized light piece 33 is symmetrical about the rotation center of turntable body 221 with the 4th polarized light piece 34, the first no polarization region 35
It is symmetrical about the rotation center of turntable body 221 with the second no polarization region 36.
Each polarized light piece and rotation center apart from it is identical under the premise of, make every group of polarized light piece about rotation center pair
Claim, in this way when driving mechanism is set, only need to determine that the driving mechanism is located at the centre of camera and light compensating lamp, just can
Ensure that each group polarized light piece is corresponding with the position of camera and light compensating lamp when in use.
Further, the first polarized light piece 31, the second polarized light piece 32, third polarized light piece 33, the 4th polarized light piece 34,
First no polarization region 35 and the second no polarization region 36 are distributed uniformly and circumferentially in turntable body 221, i.e., each polarization
Angle between mating plate is 60 °.
In this way, need to only control the rotation of turntable body 221 in the polarized light piece combination for switching camera 11 and light compensating lamp 12
At least one fixed angle, correspondingly driving mechanism 21 can select stepper motor, reduce the control to turntable body 221
Difficulty processed.
Referring to Fig. 3 a to Fig. 3 c, when showing driving mechanism driving rotating mechanism in figure and rotating to different positions, it is each partially
Positional relationship between vibration mating plate.Fig. 3 a to Fig. 3 c is with the polarization angle of the first polarized light piece 31 for 45 °, the second polarised light
The polarization angle of piece 32 is 45 °, the polarization angle of third polarized light piece 33 is 135 °, the polarization angle of the 4th polarized light piece 34 is
Polarization angle for 135 ° of scene, when aforementioned each polarization angle is polarized light piece work.
It should be noted that the arrow figure in each polarized light piece is only to illustrate the polarized light piece in Fig. 3 a to Fig. 3 c
Polarization angle when work, to distinguish the polarized light piece of different polarization angle, arrow figure does not represent polarized light piece and exists
Practical polarization angle when off-position.
It is understood that each polarized light piece can also select other polarization angles, it need to only meet the first polarized light piece 31
Polarization direction it is parallel with the polarization direction of the second polarized light piece 32, the polarization direction of third polarized light piece 33 and the 4th polarised light
The polarization direction of piece 34 intersects, and the embodiment of the present invention is not specifically limited the polarization angle of each polarized light piece.
As shown in Figure 3a, when driving mechanism does not drive, rotating mechanism rotates or driving mechanism driving rotating mechanism rotates
When to initial position, the position in the first no polarization region 35 and the second no polarization region 36 position with camera and light compensating lamp respectively
Set correspondence；
Above-mentioned initial position refers to position when two no polarization regions respectively correspond camera and light compensating lamp, it is possible to understand that
, when which can be driving mechanism and does not drive rotating mechanism, the location of rotating mechanism, the initial position
Driving mechanism driving rotating mechanism be can be from the position of Fig. 3 a, rotate the position after at least one 180 °.
As shown in Figure 3b, when driving mechanism driving rotating mechanism is rotated to first position, the first polarized light piece 31 and the
The position of two polarized light pieces 32 is corresponding with the position of camera and light compensating lamp respectively；
Above-mentioned first position can be driving mechanism driving rotating mechanism from the position of Fig. 3 a, rotate clockwise 60 ° or
Position after 120 ° of rotation (this clockwise with counterclockwise on the basis of direction in Fig. 3 b) counterclockwise, which also includes
Driving mechanism drives rotating mechanism from the position of Fig. 3 b, rotates the position after at least one 180 °.
As shown in Figure 3c, when driving mechanism driving rotating mechanism is rotated to the second position, third polarized light piece 33 and the
The position of four polarized light pieces 34 is corresponding with the position of camera and light compensating lamp respectively；
Said second position can be driving mechanism driving rotating mechanism from the position of Fig. 3 a, rotate clockwise 120 ° or
Position after 60 ° of rotation (this clockwise with counterclockwise on the basis of direction in Fig. 3 c) counterclockwise, the second position can also be with
It is driving mechanism driving rotating mechanism from the position of Fig. 3 b, the position after rotating clockwise 60 ° or counterclockwise 120 ° of rotation should
The second position also includes driving mechanism driving rotating mechanism from the position of Fig. 3 c, rotates the position after at least one 180 °.
In this way, drive rotating mechanism to be rotated by driving mechanism, it is inclined before unrestricted choice camera and light compensating lamp
The mating plate that shakes combines, and enables the terminals to the skin image for obtaining at least one target object, such as: only obtain parallel polarization skin figure
Picture perhaps only obtains cross polarization skin image or obtains parallel polarization skin image and cross polarization skin image etc..
Referring to fig. 4, in the terminal 10 of the embodiment of the present invention, except including camera 11, light compensating lamp 12, driving mechanism 21 and rotation
Other than rotation mechanism 22, further includes:
Control module 41 drives rotating mechanism 22 to rotate, determines the polarised light of light compensating lamp 12 for controlling driving mechanism 21
The polarization direction corresponding relationship of the polarized light piece of piece and camera 11；
Module 42 is obtained, for the polarization direction pair according to the polarized light piece of the polarized light piece and camera 11 of light compensating lamp 12
It should be related to, obtain at least one skin image of target object；
Determining module 43 determines the skin detection result of target object according at least one skin image；
Optionally, the processor 40 further include:
Judgment module 44, for judging whether environment illumination intensity is lower than predetermined threshold value；When environment illumination intensity is lower than
When predetermined threshold value, control driving mechanism 21 drives rotating mechanism 22 to rotate, and determines the polarized light piece and camera of light compensating lamp 12
The polarization direction corresponding relationship of 11 polarized light piece.
Optionally, which includes:
First acquisition unit 421, for obtaining mesh when driving mechanism 21 drives the rotation of rotating mechanism 22 to first position
Mark the parallel polarization skin image of object；
Second acquisition unit 422, for obtaining mesh when driving mechanism 21 drives the rotation of rotating mechanism 22 to the second position
Mark the cross polarization skin image of object.
Optionally it is determined that module 43 includes:
First determination unit 431, for determining the dermatoglyph parameter of target object according to parallel polarization skin image；
Second determination unit 432, for determining the skin heart distribution ginseng of target object according to cross polarization skin image
Number；
Third determination unit 433, for determining target pair according to dermatoglyph parameter and/or skin heart distribution parameter
The skin detection result of elephant.
It should be noted that above-mentioned control module 41, acquisition module 42, determining module 43, judgment module 44 and each mould
The unit that block includes can be the functional module for being provided separately within terminal inner, be also possible to be integrated in the processor of terminal
Functional module, the embodiment of the present invention is not specifically limited the set-up mode of above-mentioned each module and unit in the terminal.
Fig. 5 is participated in, the embodiment of the present invention also provides a kind of skin detecting method, and this method is applied to such as above-mentioned terminal,
Specific step is as follows for this method:
Step 501: by driving mechanism drive rotating mechanism rotation, adjust light compensating lamp polarized light piece and camera it is inclined
The polarization direction corresponding relationship of vibration mating plate；
Skin detecting method provided in an embodiment of the present invention can be stored in the terminal in the form of application program, when user needs
When carrying out skin detection, the skin detecting method is executed by opening corresponding application program.
In embodiments of the present invention, rotating mechanism is driven to rotate different angles by driving mechanism, to adjust camera
It is combined with the polarization direction of the polarized light piece before light compensating lamp.
Specifically, driving mechanism can drive rotating mechanism to turn to first position by initial position, i.e., as shown in Fig. 3 a
Scene shown in scene change to Fig. 3 b, to adjust polarization direction corresponding relationship as parallel polarization, 31 He of the first polarized light piece at this time
The position of second polarized light piece 32 is corresponding with the position of camera and light compensating lamp respectively；
Driving mechanism can also drive rotating mechanism to turn to the second position by initial position, i.e., the scene as shown in Fig. 3 a becomes
Scene shown in Fig. 3 c is shifted to, to adjust polarization direction corresponding relationship as cross polarization, third polarized light piece 33 and the 4th is partially at this time
The position of vibration mating plate 34 is corresponding with the position of camera and light compensating lamp respectively；
Driving mechanism can also drive rotating mechanism first to turn to first position from initial position, then rotate from first position
To the second position, i.e. scene shown in scene change to Fig. 3 b shown in elder generation Fig. 3 a, shown in the scene change as shown in Fig. 3 b to Fig. 3 c
Scene, to be sequentially adjusted in polarization direction corresponding relationship as parallel polarization and cross polarization.
Driving mechanism can also drive rotating mechanism first to turn to the second position from initial position, then rotate from the second position
To first position, i.e. scene shown in scene change to Fig. 3 c shown in elder generation Fig. 3 a, shown in the scene change as shown in Fig. 3 c to Fig. 3 b
Scene, to be sequentially adjusted in polarization direction corresponding relationship as cross polarization and parallel polarization.
Step 502: according to the polarization direction corresponding relationship of the polarized light piece of light compensating lamp and the polarized light piece of camera, obtaining
At least one skin image of target object；
In embodiments of the present invention, it according to different polarization direction corresponding relationship, is clapped by light compensating lamp light filling and camera
According to obtaining the skin image of at least one target object.
It is understood that user can choose obtains for which kind of skin image, and such as: user, which can choose, only to be obtained in parallel
Polarized skin image perhaps only obtains cross polarization skin image or parallel polarization skin image and cross polarization skin figure
As obtaining.
Specifically, when user's selection only obtains parallel polarization skin image, driving mechanism drives rotating mechanism by initial
Position turns to first position, then obtains parallel polarization skin image by light compensating lamp and camera；
When user's selection only obtains cross polarization skin image, driving mechanism driving rotating mechanism is rotated by initial position
To the second position, cross polarization skin image is then obtained by light compensating lamp and camera；
When user selects parallel polarization skin image and cross polarization skin image to obtain, driving mechanism first drives rotation
Rotation mechanism turns to first position by initial position, obtains parallel polarization skin image by light compensating lamp and camera, then drives
Motivation structure drives rotating mechanism to turn to the second position by first position, obtains cross polarization skin by light compensating lamp and camera
Image；Certainly, terminal can also first obtain cross polarization skin image, then obtain parallel polarization image, and process is again no longer
It repeats.
Step 503: according at least one skin image, determining the skin detection result of target object；
In embodiments of the present invention, it according to the skin image of acquisition, is determined by the detection algorithm or inspection software that prestore
The skin detection result of target object.
Specifically, the skin detection result of the determination target object includes the following steps:
(1) according to parallel polarization skin image, the dermatoglyph parameter of target object is determined；
Dermatoglyph parameter is used to reflect the skin flatness of target object, further, it is determined that dermatoglyph parameter packet
Include following sub-step:
(1.1) focal length of taking pictures of camera is determined；
(1.2) pixel quantity of each pore image in parallel polarization skin image is determined；
(1.3) according to the pixel quantity of shooting focal length and each pore image, each pore size of target object is calculated；
(1.4) dermatoglyph parameter is determined according to each pore size.
(2) according to cross polarization skin image, the skin heart distribution parameter of target object is determined；
Skin heart distribution parameter is used to reflect the skin sensitivity degree of target object, which can be with
It is the blood vessel closeness of unit skin area.
(3) according to dermatoglyph parameter and/or skin heart distribution parameter, the skin detection result of target object is determined；
It is understood that corresponding skin parameters are determined according to the skin image obtained in step 502, such as: when
When only obtaining parallel polarization skin image, then the dermatoglyph parameter of target object is only determined；When parallel polarization skin image
When being obtained with cross polarization skin image, it is determined that the dermatoglyph parameter and skin heart distribution parameter of target object.
Further, after determining the skin detection result of target object, corresponding skin care advisory information is exported.The shield
Skin advisory information can determine that the skin care advisory information can also prestore beyond the clouds according to the corresponding relationship for being pre-stored in terminal inner
Server, by terminal according to determining skin detection as a result, being downloaded according to corresponding relationship from server.
Corresponding relationship between above-mentioned skin parameters, skin detection result and skin care suggestion is as shown in table 1:
Table 1
It should be noted that a in table 1 indicates the reference value of pore size, b indicates the reference value of blood vessel closeness, on
The corresponding relationship stated in table 1 is merely illustrative, and the embodiment of the present invention is between skin parameters, skin detection result and skin care suggestion
Corresponding relationship is not specifically limited.
In the embodiment of the present invention, the polarized light piece for adjusting camera and light compensating lamp by driving mechanism and rotating mechanism is corresponding
Relationship, the skin image for keeping terminal available under at least one polarised light carry out profound skin according to the skin image
Skin detection, can be improved the accuracy of skin detection.
Fig. 6 is participated in, the embodiment of the present invention also provides a kind of skin detecting method, and this method is applied to such as above-mentioned terminal,
Specific step is as follows for this method:
Step 601: judge whether environment illumination intensity is lower than predetermined threshold value, if it is not, 602 are thened follow the steps, if so,
Then follow the steps 603；
In embodiments of the present invention, the environment illumination intensity extraneous by the environmental sensor detection of terminal, when environment passes
When sensor detection discovery environment illumination intensity reaches predetermined threshold value, indicate that current light condition is not suitable for carrying out skin detection；
When environmental sensor, which detects discovery environment illumination intensity, is lower than predetermined threshold value, indicate that current light condition is suitable for carrying out skin
Detection.
Step 602: output prompt information；
In embodiments of the present invention, the environment that prompt information is used to that user to be prompted to be moved to low-light level carries out skin detection,
Such as: the prompt information is " please to low light environment under carry out skin detection ".
It should be noted that skin detecting method provided in an embodiment of the present invention can also be with existing skin detecting method
It is compatible.Specifically, it if user merely desires to carry out simple skin detection, can be detected in the stronger environment of illumination, this
When environment illumination intensity reach predetermined threshold value, terminal obtains skin image of the target object under normal natural light, and carries out
Skin detection obtains Basic skin testing result.Correspondingly, the content of prompt information is readily modified as that " finer analysis please arrive
Detected under low light environment ", the embodiment of the present invention to the particular content of prompt information without limitation.
Step 603: by driving mechanism drive rotating mechanism rotation, adjust light compensating lamp polarized light piece and camera it is inclined
The polarization direction corresponding relationship of vibration mating plate；
Step 604: according to the polarization direction corresponding relationship of the polarized light piece of light compensating lamp and the polarized light piece of camera, obtaining
At least one skin image of target object；
Step 605: according at least one skin image, determining the skin detection result of target object.
The description of above-mentioned steps 603 to step 605 is referred to the description of step 501 in Fig. 5 to step 503, herein not
It repeats again.
In the embodiment of the present invention, the polarized light piece for adjusting camera and light compensating lamp by driving mechanism and rotating mechanism is corresponding
Relationship, the skin image for keeping terminal available under at least one polarised light carry out profound skin according to the skin image
Skin detection, can be improved the accuracy of skin detection.Meanwhile compatible existing skin detecting method, make the skin detection of terminal
Function is more comprehensive.
The hardware structural diagram of Fig. 7 a kind of terminal of each embodiment to realize the present invention, as shown, the terminal
700 include but is not limited to: radio frequency unit 701, network module 702, audio output unit 703, input unit 704, sensor
705, display unit 706, user input unit 707, interface unit 708, memory 709, processor 710 and power supply 711 etc.
Component.It will be understood by those skilled in the art that the restriction of the not structure paired terminal of terminal structure shown in Fig. 7, terminal can be with
Including perhaps combining certain components or different component layouts than illustrating more or fewer components.In the embodiment of the present invention
In, terminal include but is not limited to mobile phone, tablet computer, laptop, palm PC, car-mounted terminal, wearable device and
Pedometer etc..
Preferably, the computer program that can be run on memory 709 and on the processor 710, the calculating are stored in
Machine program performs the steps of when being executed by processor 710 drives rotating mechanism rotation by driving mechanism, adjusts the light filling
The polarization direction corresponding relationship of the polarized light piece of the polarized light piece and camera of lamp；According to the polarized light piece of the light compensating lamp and take the photograph
As the polarization direction corresponding relationship of the polarized light piece of head, at least one skin image of target object is obtained；According to it is described at least
One skin image determines the skin detection result of the target object.
In this way, adjusting the polarized light piece corresponding relationship of camera and light compensating lamp by driving mechanism and rotating mechanism, make end
The available skin image under at least one polarised light is held, profound skin detection is carried out according to the skin image, it can
To improve the accuracy of skin detection.
It should be understood that the embodiment of the present invention in, radio frequency unit 701 can be used for receiving and sending messages or communication process in, signal
Send and receive, specifically, by from base station downlink data receive after, to processor 710 handle；In addition, by uplink
Data are sent to base station.In general, radio frequency unit 701 includes but is not limited to antenna, at least one amplifier, transceiver, coupling
Device, low-noise amplifier, duplexer etc..In addition, radio frequency unit 701 can also by wireless communication system and network and other set
Standby communication.
Terminal provides wireless broadband internet by network module 702 for user and accesses, and such as user is helped to receive and dispatch electricity
Sub- mail, browsing webpage and access streaming video etc..
Audio output unit 703 can be received by radio frequency unit 701 or network module 702 or in memory 709
The audio data of storage is converted into audio signal and exports to be sound.Moreover, audio output unit 703 can also provide and end
The relevant audio output of specific function (for example, call signal receives sound, message sink sound etc.) that end 700 executes.Sound
Frequency output unit 703 includes loudspeaker, buzzer and receiver etc..
Input unit 704 is for receiving audio or video signal.Input unit 704 may include graphics processor
(Graphics Processing Unit, GPU) 7041 and microphone 7042, graphics processor 7041 is in video acquisition mode
Or the image data of the static images or video obtained in image capture mode by image capture apparatus (such as camera) carries out
Reason.Treated, and picture frame may be displayed on display unit 706.Through graphics processor 7041, treated that picture frame can be deposited
Storage is sent in memory 709 (or other storage mediums) or via radio frequency unit 701 or network module 702.Mike
Wind 7042 can receive sound, and can be audio data by such acoustic processing.Treated audio data can be
The format output that mobile communication base station can be sent to via radio frequency unit 701 is converted in the case where telephone calling model.
Terminal 700 further includes at least one sensor 705, such as optical sensor, motion sensor and other sensors.
Specifically, optical sensor includes ambient light sensor and proximity sensor, wherein ambient light sensor can be according to ambient light
Light and shade adjusts the brightness of display panel 7061, and proximity sensor can close display panel when terminal 700 is moved in one's ear
7061 and/or backlight.As a kind of motion sensor, accelerometer sensor can detect in all directions (generally three axis) and add
The size of speed can detect that size and the direction of gravity when static, can be used to identify terminal posture (such as horizontal/vertical screen switching,
Dependent game, magnetometer pose calibrating), Vibration identification correlation function (such as pedometer, tap) etc.；Sensor 705 can be with
Including fingerprint sensor, pressure sensor, iris sensor, molecule sensor, gyroscope, barometer, hygrometer, thermometer,
Infrared sensor etc., details are not described herein.
Display unit 706 is for showing information input by user or being supplied to the information of user.Display unit 706 can wrap
Display panel 7061 is included, liquid crystal display (Liquid Crystal Display, LCD), Organic Light Emitting Diode can be used
Forms such as (Organic Light-Emitting Diode, OLED) configure display panel 7061.
User input unit 707 can be used for receiving the number or character information of input, and generates and set with the user of terminal
It sets and the related key signals of function control inputs.Specifically, user input unit 707 include touch panel 7071 and other
Input equipment 7072.Touch panel 7071, also referred to as touch screen, collect user on it or nearby touch operation (such as
User is using any suitable objects or attachment such as finger, stylus on touch panel 7071 or near touch panel 7071
Operation).Touch panel 7071 may include both touch detecting apparatus and touch controller.Wherein, touch detecting apparatus is examined
The touch orientation of user is surveyed, and detects touch operation bring signal, transmits a signal to touch controller；Touch controller from
Touch information is received on touch detecting apparatus, and is converted into contact coordinate, then gives processor 710, receives processor 710
The order sent simultaneously is executed.Furthermore, it is possible to using multiple types such as resistance-type, condenser type, infrared ray and surface acoustic waves
Realize touch panel 7071.In addition to touch panel 7071, user input unit 707 can also include other input equipments 7072.
Specifically, other input equipments 7072 can include but is not limited to physical keyboard, function key (such as volume control button, switch
Key etc.), trace ball, mouse, operating stick, details are not described herein.
Further, touch panel 7071 can be covered on display panel 7061, when touch panel 7071 is detected at it
On or near touch operation after, send processor 710 to determine the type of touch event, be followed by subsequent processing device 710 according to touching
The type for touching event provides corresponding visual output on display panel 7061.Although in Fig. 7, touch panel 7071 and display
Panel 7061 is the function that outputs and inputs of realizing terminal as two independent components, but in certain embodiments, it can
The function that outputs and inputs of terminal is realized so that touch panel 7071 and display panel 7061 is integrated, is not limited herein specifically
It is fixed.
Interface unit 708 is the interface that external device (ED) is connect with terminal 700.For example, external device (ED) may include it is wired or
Wireless head-band earphone port, external power supply (or battery charger) port, wired or wireless data port, memory card port,
For connecting port, the port audio input/output (I/O), video i/o port, ear port of the device with identification module
Etc..Interface unit 708 can be used for receiving the input (for example, data information, electric power etc.) from external device (ED) and will
At least one element or can be used between terminal 700 and external device (ED) that the input received is transferred in terminal 700
Transmit data.
Memory 709 can be used for storing software program and various data.Memory 709 can mainly include storing program area
The storage data area and, wherein storing program area can (such as the sound of application program needed for storage program area, at least one function
Sound playing function, image player function etc.) etc.；Storage data area can store according to mobile phone use created data (such as
Audio data, phone directory etc.) etc..In addition, memory 709 may include high-speed random access memory, it can also include non-easy
The property lost memory, a for example, at least disk memory, flush memory device or other volatile solid-state parts.
Processor 710 is the control centre of terminal, using the various pieces of various interfaces and the entire terminal of connection, is led to
It crosses operation or executes the software program and/or module being stored in memory 709, and call and be stored in memory 709
Data execute the various functions and processing data of terminal, to carry out integral monitoring to terminal.Processor 710 may include at least
One processing unit；Preferably, processor 710 can integrate application processor and modem processor, wherein application processor
Main processing operation system, user interface and application program etc., modem processor mainly handles wireless communication.It is understood that
, above-mentioned modem processor can not also be integrated into processor 710.
Terminal 700 can also include the power supply 711 (such as battery) powered to all parts, it is preferred that power supply 711 can be with
It is logically contiguous by power-supply management system and processor 710, thus by power-supply management system realize management charging, electric discharge, with
And the functions such as power managed.
In addition, terminal 700 includes some unshowned functional modules, details are not described herein.
It should be noted that, in this document, the terms "include", "comprise" or its any other variant are intended to non-row
His property includes, so that the process, method, article or the device that include a series of elements not only include those elements, and
And further include other elements that are not explicitly listed, or further include for this process, method, article or device institute it is intrinsic
Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including being somebody's turn to do
There is also other identical elements in the process, method of element, article or device.
The embodiment of the present invention is described with above attached drawing, but the invention is not limited to above-mentioned specific
Embodiment, the above mentioned embodiment is only schematical, rather than restrictive, those skilled in the art
Under the inspiration of the present invention, without breaking away from the scope protected by the purposes and claims of the present invention, it can also make very much
Form belongs within protection of the invention.
Claims (13)
1. a kind of terminal, which is characterized in that the terminal includes: camera, light compensating lamp, driving mechanism and rotating mechanism, described
Driving mechanism and the rotating mechanism are drivingly connected, and multiple polarized light pieces are arranged on the rotating mechanism.
2. terminal according to claim 1, which is characterized in that the terminal further include: for detecting environment illumination intensity
Environmental sensor.
3. terminal according to claim 1, which is characterized in that
The driving mechanism is motor, is provided with shaft on the motor；
The rotating mechanism is turntable, and the turntable includes: turntable body and the rotation center that the turntable body is arranged in
Connector, the connector are sheathed on the shaft；
The multiple polarized light piece is arranged in the turntable body, and the multiple polarized light piece includes: the first polarized light piece, the
Two polarized light pieces, third polarized light piece, the 4th polarized light piece, wherein the polarization direction of first polarized light piece and described second
The polarization direction of polarized light piece is parallel, the polarization direction of the polarization direction of the third polarized light piece and the 4th polarized light piece
Intersect.
4. terminal according to claim 3, which is characterized in that
Be additionally provided with the first no polarization region and the second no polarization region in the turntable body, first no polarization region and
Second no polarization region is through-hole or no polarization mating plate.
5. terminal according to claim 4, which is characterized in that
First no polarization region is symmetrical about the rotation center of the turntable body with second no polarization region, described
First polarized light piece is symmetrical about the rotation center of the turntable body with second polarized light piece, the third polarized light piece
It is symmetrical about the rotation center of the turntable body with the 4th polarized light piece.
6. terminal according to claim 5, which is characterized in that first polarized light piece, second polarized light piece, institute
Third polarized light piece, the 4th polarized light piece, first no polarization region and second no polarization region are stated described
It is distributed uniformly and circumferentially in turntable body.
7. terminal according to claim 5, which is characterized in that
When the driving mechanism does not drive, the rotating mechanism rotates or the driving mechanism drives the rotating mechanism rotation
When to initial position, the position in first no polarization region and second no polarization region respectively with the camera and institute
The position for stating light compensating lamp is corresponding；
When the driving mechanism drives the rotating mechanism to rotate to first position, first polarized light piece and described second
The position of polarized light piece is corresponding with the position of the camera and the light compensating lamp respectively；
When the driving mechanism drives the rotating mechanism to rotate to the second position, the third polarized light piece and the described 4th
The position of polarized light piece is corresponding with the position of the camera and the light compensating lamp respectively.
8. a kind of skin detecting method is applied to terminal as described in any one of claim 1 to 7, which is characterized in that the side
Method includes:
Rotating mechanism rotation is driven by driving mechanism, adjusts the polarized light piece of the light compensating lamp and the polarized light piece of camera
Polarization direction corresponding relationship；
According to the polarization direction corresponding relationship of the polarized light piece of the light compensating lamp and the polarized light piece of camera, target object is obtained
At least one skin image；
According at least one described skin image, the skin detection result of the target object is determined.
9. according to the method described in claim 8, it is characterized in that,
Rotating mechanism rotation is driven by driving mechanism described, determines the polarized light piece of light compensating lamp and the polarized light piece of camera
Polarization direction corresponding relationship before, the method also includes:
Judge whether environment illumination intensity is lower than predetermined threshold value；
When the environment illumination intensity is lower than the predetermined threshold value, execute described by driving mechanism driving rotating mechanism rotation
The step of turning, adjusting the polarization direction corresponding relationship of the polarized light piece of the light compensating lamp and the polarized light piece of camera.
10. according to the method described in claim 8, it is characterized in that,
It is described that rotating mechanism rotation is driven by driving mechanism, adjust the polarized light piece of the light compensating lamp and the polarised light of camera
The polarization direction corresponding relationship of piece, including following one or more:
The rotating mechanism is driven to rotate to first position by the driving mechanism, adjusting the polarization direction corresponding relationship is
Parallel polarization, wherein the position of the first polarized light piece and the second polarized light piece position with the camera and the light compensating lamp respectively
Set correspondence；
The rotating mechanism is driven to rotate to the second position by the driving mechanism, adjusting the polarization direction corresponding relationship is
Cross polarization, the wherein position of third polarized light piece and the 4th polarized light piece position with the camera and the light compensating lamp respectively
Set correspondence.
11. according to the method described in claim 10, it is characterized in that, according to the polarized light piece of the light compensating lamp and camera
The polarization direction corresponding relationship of polarized light piece, obtains at least one skin image of target object, including with the next item down or more
:
When the polarization direction corresponding relationship is parallel polarization, the parallel polarization skin image of the target object is obtained；
When the polarization direction corresponding relationship is cross polarization, the cross polarization skin image of the target object is obtained.
12. according to the method for claim 11, which is characterized in that described at least one skin image according to determines
The skin detection result of the target object, comprising:
According to the parallel polarization skin image, the dermatoglyph parameter of the target object is determined, and/or according to the intersection
Polarized skin image determines the skin heart distribution parameter of the target object；
According to the dermatoglyph parameter and/or the skin heart distribution parameter, the skin detection of the target object is determined
As a result.
13. a kind of terminal characterized by comprising camera, light compensating lamp, driving mechanism and rotating mechanism, the driving mechanism
It is drivingly connected with the rotating mechanism, multiple polarized light pieces is set on the rotating mechanism；The terminal further include: processor,
Memory and it is stored in the program that can be run on the memory and on the processor, described program is held by the processor
Row Shi Shixian: rotating mechanism rotation is driven by driving mechanism, adjusts the polarized light piece of the light compensating lamp and the polarization of camera
The polarization direction corresponding relationship of mating plate；According to the polarization direction pair of the polarized light piece of the light compensating lamp and the polarized light piece of camera
It should be related to, obtain at least one skin image of target object；According at least one described skin image, the target pair is determined
The skin detection result of elephant.
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| CN201910568881.XA CN110276329B (en) | 2019-06-27 | 2019-06-27 | Skin detection method and terminal |
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