CN107092352A - A kind of screen control method answered based on distance perspective and terminal - Google Patents
A kind of screen control method answered based on distance perspective and terminal Download PDFInfo
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- CN107092352A CN107092352A CN201710190077.3A CN201710190077A CN107092352A CN 107092352 A CN107092352 A CN 107092352A CN 201710190077 A CN201710190077 A CN 201710190077A CN 107092352 A CN107092352 A CN 107092352A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/011—Arrangements for interaction with the human body, e.g. for user immersion in virtual reality
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C3/00—Measuring distances in line of sight; Optical rangefinders
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Abstract
The embodiment of the invention discloses a kind of screen control method answered based on distance perspective and terminal, wherein, included based on the screen control method that distance perspective is answered：If detecting the predetermined registration operation of triggering voice call, default distance detection light source is lighted；Wherein, the distance detection light source is arranged at apart from region of the distance less than pre-determined distance threshold value of front camera；The distance detection light source in illuminating state is used to form reflective spot on the face when face is close to screen；Start the front camera capture facial image；If the brightness of the reflective spot in the facial image captured is more than or equal to the first predetermined luminance threshold value, lock-screen.Terminal can realize that distance perspective is answered in the case where being not provided with closely induction module, and should realize the intelligent control to screen, cost-effective and space based on distance perspective.
Description
Technical field
The present invention relates to electronic technology field, more particularly to a kind of screen control method answered based on distance perspective and terminal.
Background technology
With continuing to develop for electronic technology, the intelligent terminal such as mobile phone, tablet personal computer is while function is gradually become strong, system
That makees is also more and more accurate.Under the limited size of terminal, the use of each functional module in terminal how is reduced, and then lifted eventually
Design effect is held to turn into the problem of designer.
Closely induction module is both provided with existing terminal, in communication process, by closely induction module come
Inductive terminations apart from human body distance, and according to the light on and off of the distance controlling terminal screen sensed, thus reach power saving and
Prevent the purpose of maloperation.If being not provided with closely induction module in terminal, it can not realize that distance perspective should.
The content of the invention
The embodiment of the present invention provides a kind of screen control method answered based on distance perspective and terminal, can be not provided with terminal
Closely realize that distance perspective is answered in the case of induction module, save cost and the space of terminal.
In a first aspect, the embodiments of the invention provide a kind of screen control method answered based on distance perspective, including：
If detecting the predetermined registration operation of triggering voice call, default distance detection light source is lighted；Wherein, the distance inspection
Light-metering source is arranged at apart from region of the distance less than pre-determined distance threshold value of front camera；The distance in illuminating state
Detection light source is used to form reflective spot on the face when face is close to screen；
Start the front camera capture facial image；
If the brightness of the reflective spot in the facial image captured is more than or equal to the first predetermined luminance threshold value, locking screen
Curtain.
On the other hand, the embodiments of the invention provide a kind of terminal, including：
Display control unit, if the predetermined registration operation for detecting triggering voice call, is lighted default apart from detection light
Source；Wherein, the distance detection light source is arranged at apart from region of the distance less than pre-determined distance threshold value of front camera；It is in
The distance detection light source of illuminating state is used to form reflective spot on the face when face is close to screen；
Capturing unit, for starting the front camera capture facial image；
Screen control unit, presets if the brightness for the reflective spot in the facial image that captures is more than or equal to first
Luminance threshold, then lock-screen.
Such scheme, if terminal detects the predetermined registration operation of triggering voice call, lights default distance detection light source；Its
In, the distance detection light source is arranged at apart from region of the distance less than pre-determined distance threshold value of front camera；In lighting
The distance detection light source of state is used to form reflective spot on the face when face is close to screen；Start described preposition
Camera captures facial image；If the brightness of the reflective spot in the facial image captured is more than or equal to the first predetermined luminance threshold
It is worth, then lock-screen.Terminal can realize that distance perspective is answered in the case where being not provided with closely induction module, and based on distance perspective
The intelligent control to screen, cost-effective and space should be realized.
Brief description of the drawings
Technical scheme, is used required in being described below to embodiment in order to illustrate the embodiments of the present invention more clearly
Accompanying drawing is briefly described, it should be apparent that, drawings in the following description are some embodiments of the present invention, and correspondence this area is general
For logical technical staff, on the premise of not paying creative work, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of schematic flow diagram of screen control method answered based on distance perspective provided in an embodiment of the present invention；
Fig. 2 is a kind of exemplary flow for screen control method answered based on distance perspective that another embodiment of the present invention is provided
Figure；
Fig. 3 is a kind of schematic block diagram of terminal provided in an embodiment of the present invention；
Fig. 4 is a kind of schematic block diagram for terminal that another embodiment of the present invention is provided；
Fig. 5 is a kind of schematic block diagram for terminal that yet another embodiment of the invention is provided.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is a part of embodiment of the invention, rather than whole embodiments.Based on this hair
Embodiment in bright, the every other implementation that those of ordinary skill in the art are obtained under the premise of creative work is not made
Example, belongs to the scope of protection of the invention.
It should be appreciated that ought be in this specification and in the appended claims in use, term " comprising " and "comprising" be indicated
Described feature, entirety, step, operation, the presence of element and/or component, but be not precluded from one or more of the other feature, it is whole
Body, step, operation, element, component and/or its presence or addition for gathering.
It is also understood that the term used in this description of the invention is merely for the sake of the mesh for describing specific embodiment
And be not intended to limit the present invention.As used in description of the invention and appended claims, unless on
Other situations are hereafter clearly indicated, otherwise " one " of singulative, " one " and "the" are intended to include plural form.
It will be further appreciated that, the term "and/or" used in description of the invention and appended claims is
Refer to any combinations of one or more of the associated item listed and be possible to combination, and including these combinations.
As used in this specification and in the appended claims, term " if " can be according to context quilt
Be construed to " when ... " or " once " or " in response to determining " or " in response to detecting ".Similarly, phrase " if it is determined that " or
" if detecting [described condition or event] " can be interpreted to mean according to context " once it is determined that " or " in response to true
It is fixed " or " once detecting [described condition or event] " or " in response to detecting [described condition or event] ".
In the specific implementation, the terminal described in the embodiment of the present invention is including but not limited to such as with touch sensitive surface
The mobile phone, laptop computer or tablet PC of (for example, touch-screen display and/or touch pad) etc it is other just
Portable device.It is to be further understood that in certain embodiments, the equipment not portable communication device, but with touching
Touch the desktop computer of sensing surface (for example, touch-screen display and/or touch pad).
In discussion below, the terminal including display and touch sensitive surface is described.It is, however, to be understood that
It is that terminal can include one or more of the other physical user-interface device of such as physical keyboard, mouse and/or control-rod.
Terminal supports various application programs, such as one or more of following：Drawing application program, demonstration application journey
Sequence, word-processing application, website create application program, disk imprinting application program, spreadsheet applications, game application
Program, telephony application, videoconference application, email application, instant messaging applications, exercise
Support application program, photo management application program, digital camera application program, digital camera application program, web-browsing application
Program, digital music player application and/or video frequency player application program.
The various application programs that can be performed in terminal can use such as touch sensitive surface at least one is public
Physical user-interface device.It can adjust and/or change among applications and/or in corresponding application programs and touch sensitive table
The corresponding information shown in the one or more functions and terminal in face.So, the public physical structure of terminal is (for example, touch
Sensing surface) the various application programs with user interface directly perceived and transparent for a user can be supported.
Fig. 1 is referred to, Fig. 1 is a kind of signal of screen control method answered based on distance perspective provided in an embodiment of the present invention
Flow chart.The executive agent for the screen control method answered in the present embodiment based on distance perspective is terminal.Terminal can be intelligent hand
The mobile terminals such as machine, tablet personal computer, but not limited to this, can also be other-end, not be limited herein.Base as shown in Figure 1
The screen control method answered in distance perspective may comprise steps of：
S101：If detecting the predetermined registration operation of triggering voice call, default distance detection light source is lighted.
If terminal detects the predetermined registration operation that user triggers voice call, default distance detection light source is lighted.
Wherein, distance detection light source is arranged at apart from region of the distance less than pre-determined distance threshold value of front camera.Place
Reflective spot is formed on face when face is close to terminal screen in the distance detection light source of illuminating state, i.e., when apart from detection light
When the light of source transmitting is irradiated in face, corresponding reflective spot can be formed on face.
Distance detection light source can be single light emitting diode (Light Emitting Diode, LED).Light-emitting diodes
Pipe can be arranged on terminal inner, the corresponding underface region of display screen, the light energy that light emitting diode is launched when lighting
Enough pass through display screen；Light emitting diode can also be arranged on the corresponding region of non-display area of terminal, for example, can be arranged on
The corresponding region of frame above terminal display screen.No matter which region light emitting diode is arranged on, be both needed to ensure its with it is preposition
The distance between camera is less than pre-determined distance threshold value, so that front camera can be captured when light emitting diode is lighted in people
The reflective spot formed on the face.
Distance detection light source can also be less than default at least part of display screen itself apart from the distance of front camera
The light source of the LED pixel formation of distance threshold, when display screen extinguishes, these LED pixels are still lighted.Certainly, distance detection
Light source can also be other kinds of light source, be configured, be not limited herein with specific reference to actual demand.
Pre-determined distance threshold value can be configured according to the actual requirements, be not limited herein.
Default distance detection light source can be one, or at least two, not be limited herein.
Default distance detection light source can fix the light source of color light for transmitting, or glow color is adjustable
Light source, is not limited herein.
If default distance detection light source is the light source of the fixed color light of transmitting, terminal directly lights default distance
Detect light source.Specifically, when default distance detection light source is the light source of the fixed color light of a transmitting, distance detection
The color of the light of light source transmitting can be configured according to the actual requirements, for example, the distance can be set to detect light source transmitting
The color of light is different from the color of ambient light；When default distance detection light source is the fixed color light of at least two transmittings
During light source, the colors of the light of at least two distance detection light sources transmittings can be dry with avoid that ambient light causes with different
Disturb.
If default distance detection light source is an adjustable light source of glow color, terminal can control the distance to detect
Light source sends the light of pre-set color, and the pre-set color can be differently configured from the color of ambient light.If default distance detection light source
For the adjustable light source of at least two glow colors, terminal can control the light of at least two light sources transmission different colours.
The predetermined registration operation of voice call can be configured according to the actual requirements, be not limited herein.For example, voice call
Operation can be to call operation or perform voice call request in the interactive interface of communications applications (such as wechat) or receive
Operation.
It is understood that terminal can also show call interface while default distance detection light source is lighted.It is logical
Words interface can include the information of conversation object, such as the head image information, number information or name information of conversation object；Call
Interface can also include control button, such as hang up button, dialing button, hands free button or volume button, with specific reference to reality
Border demand is configured, and is not limited herein.
S102：Start the front camera capture facial image.
Terminal is while distance detection light source is lighted, or after distance detection light source is lighted, starts preposition shooting
Head capture facial image.
When face apart from terminal screen farther out when, the complete face figure of facial image that front camera is captured correspondence
Picture, i.e. front camera can capture complete facial image；When face is nearer apart from terminal screen, front camera is caught
The incomplete facial image of facial image correspondence received, i.e. front camera capture can not capture complete facial image.
It is understood that capture terminal to facial image include distance detection light source formed on face it is reflective
Point.Face is different apart from the distance of terminal screen, and the brightness of the reflective spot in the facial image that front camera is captured is different.
S103：If the brightness of the reflective spot in the facial image captured is more than or equal to the first predetermined luminance threshold value,
Lock-screen.
If the brightness that terminal detects the reflective spot in the facial image that front camera is captured is more than or equal to first
Predetermined luminance threshold value, then illustrate that face is in contact apart from the closer to the distance of terminal screen, or even face with terminal screen, now,
Terminal locking screen, and control screen to be in screen state of going out, in this way, can both save the electricity of terminal, it is also possible to prevent face
The maloperation produced when being contacted with terminal screen.
Wherein, the first predetermined luminance threshold value can be configured according to actual conditions, be not limited herein.
If it is understood that terminal detects the corresponding complete face figure of facial image that front camera is captured
Picture, although or the incomplete facial image of facial image correspondence that captures, the brightness of the reflective spot in facial image is small
In the first predetermined luminance threshold value, then illustrate face apart from the distant of terminal screen, now, terminal control screen keeps current
State, for example, control screen to continue to show current talking interface.
It is understood that terminal is after lock-screen, it can continue to light distance detection light source, and control preposition shooting
Head continues to capture facial image.And terminal is after lock-screen, the luminous intensity of distance detection light source can be reduced.
Such scheme, if terminal detects the predetermined registration operation of triggering voice call, lights default distance detection light source；Its
In, the distance detection light source is arranged at apart from region of the distance less than pre-determined distance threshold value of front camera；In lighting
The distance detection light source of state is used to form reflective spot on the face when face is close to screen；Start described preposition
Camera captures facial image；If the brightness of the reflective spot in the facial image captured is more than or equal to the first predetermined luminance threshold
It is worth, then lock-screen.Terminal can realize that distance perspective is answered in the case where being not provided with closely induction module, and based on distance perspective
The intelligent control to screen, cost-effective and space should be realized.
Fig. 2 is referred to, Fig. 2 is a kind of screen control method answered based on distance perspective that another embodiment of the present invention is provided
Schematic flow diagram.The executive agent for the screen control method answered in the present embodiment based on distance perspective is terminal.Terminal can be intelligence
The mobile terminals such as energy mobile phone, tablet personal computer, but not limited to this, can also be other-end, not be limited herein.As shown in Figure 2
May comprise steps of based on the screen control method that distance perspective is answered：
S201：If detecting the predetermined registration operation of triggering voice call, default distance detection light source is lighted.
If terminal detects the predetermined registration operation that user triggers voice call, default distance detection light source is lighted.
Wherein, distance detection light source is arranged at apart from region of the distance less than pre-determined distance threshold value of front camera.Place
Reflective spot is formed on face when face is close to terminal screen in the distance detection light source of illuminating state, i.e., when apart from detection light
When the light of source transmitting is irradiated in face, corresponding reflective spot can be formed on face.
Distance detection light source can be single light emitting diode (Light Emitting Diode, LED).Light-emitting diodes
Pipe can be arranged on terminal inner, the corresponding underface region of display screen, the light energy that light emitting diode is launched when lighting
Enough pass through display screen；Light emitting diode can also be arranged on the corresponding region of non-display area of terminal, for example, can be arranged on
The corresponding region of frame above terminal display screen.No matter which region light emitting diode is arranged on, be both needed to ensure its with it is preposition
The distance between camera is less than pre-determined distance threshold value, so that front camera can be captured when light emitting diode is lighted in people
The reflective spot formed on the face.
Distance detection light source can also be less than default at least part of display screen itself apart from the distance of front camera
The light source of the LED pixel formation of distance threshold, when display screen extinguishes, these LED pixels are still lighted.Certainly, distance detection
Light source can also be other kinds of light source, be configured, be not limited herein with specific reference to actual demand.
Pre-determined distance threshold value can be configured according to the actual requirements, be not limited herein.
Default distance detection light source can be one, or at least two, not be limited herein.
Default distance detection light source can fix the light source of color light for transmitting, or glow color is adjustable
Light source, is not limited herein.
The predetermined registration operation of voice call can be configured according to the actual requirements, be not limited herein.For example, voice call
Operation can be to call operation or perform voice call request in the interactive interface of communications applications (such as wechat) or receive
Operation.
Further, step S201 may comprise steps of：
If detecting the predetermined registration operation of triggering voice call, call interface is shown；
Light the distance detection light source of default at least two transmittings different colours light, or control default at least two
Distance detection light source launches the light of different colours.
If terminal detects the predetermined registration operation that user triggers voice call, show call interface, and light it is default away from
From detection light source.
Wherein, call interface can include the information of conversation object, the head image information of such as conversation object, number information or
Name information etc.；Call interface can also include control button, and such as hang up button, dialing button, hands free button or volume are pressed
Button etc., is configured with specific reference to actual demand, is not limited herein.
If default distance detection light source is the light source of the fixed color light of transmitting, terminal directly lights default distance
Detect light source.
Specifically, if default distance detection light source is the light source of the fixed color light of a transmitting, terminal lights this
Default distance detection light source.Wherein, the color of the light of distance detection light source transmitting can be set according to the actual requirements
Put, for example, the distance can be set to detect that the color of the light of light source transmitting is different from the color of ambient light.
If default distance detection light source is the light source of the fixed color light of at least two transmittings, terminal is lighted default
The distance detection light source of at least two transmitting different colours light.The color of the light of at least two distances detection light source transmitting
Can be with different, with the interference for avoiding ambient light from causing.
If default distance detection light source is an adjustable light source of glow color, terminal can control the distance to detect
Light source sends the light of pre-set color, and the pre-set color can be differently configured from the color of ambient light.
If default distance detection light source is the adjustable light source of at least two glow colors, terminal can control at least two
Individual distance detection light source sends the light of different colours, with the interference for avoiding ambient light from causing.
S202：Start the front camera capture facial image.
Terminal is while distance detection light source is lighted, or after distance detection light source is lighted, starts preposition shooting
Head capture facial image.
When face apart from terminal screen farther out when, the complete face figure of facial image that front camera is captured correspondence
Picture, i.e. front camera can capture complete facial image；When face is nearer apart from terminal screen, front camera is caught
The incomplete facial image of facial image correspondence received, i.e. front camera capture can not capture complete facial image.
It is understood that capture terminal to facial image include distance detection light source formed on face it is reflective
Point.Face is different apart from the distance of terminal screen, and the brightness of the reflective spot in the facial image that front camera is captured is different.
S203：If the brightness of the reflective spot in the facial image captured is more than or equal to the first predetermined luminance threshold value,
Lock-screen.
If the brightness that terminal detects the reflective spot in the facial image that front camera is captured is more than or equal to first
Predetermined luminance threshold value, then illustrate that face is in contact apart from the closer to the distance of terminal screen, or even face with terminal screen, now,
Terminal locking screen, in this way, can both save the electricity of terminal, is also possible to prevent the mistake produced when face is contacted with terminal screen
Operation.Here lock-screen can refer to the touch panel of locking terminal, or refer to locking terminal touch panel and
Extinguish display panel.
Wherein, the first predetermined luminance threshold value can be configured according to actual conditions, be not limited herein.
If it is understood that terminal detects the corresponding complete face figure of facial image that front camera is captured
Picture, although or the incomplete facial image of facial image correspondence that captures, the brightness of the reflective spot in facial image is small
In the first predetermined luminance threshold value, then illustrate face apart from the distant of terminal screen, now, terminal control screen keeps current
State, for example, control screen to continue to show current talking interface.
It is understood that terminal is after lock-screen, it can continue to light distance detection light source, and control preposition shooting
Head continues to capture facial image.
Further, after step S203, it can also be included based on the screen control method that distance perspective is answered：
If the brightness of the reflective spot in the facial image that the front camera is captured under screen lock state is less than first
Predetermined luminance threshold value, then solve lock screen.
Terminal is after lock-screen, if anti-in detecting the facial image that front camera is captured under screen lock state
The brightness of luminous point is less than the first predetermined luminance threshold value, then illustrates face apart from the distant of terminal screen, now, terminal unlocking
Screen, and control the call interface before screen display screen locking.
S204：The luminous intensity of the reduction distance detection light source.
Terminal can reduce the luminous intensity of distance detection light source, so can both save electricity, again after lock-screen
The problem of user's physical examination that direct projection can be avoided to be caused when the light of face is too strong is not good.
S205：If the brightness of the reflective spot in the facial image that the front camera is captured under screen lock state is less than
Second predetermined luminance threshold value, then solve lock screen.
Terminal is after the luminous intensity of reduction distance detection light source, and distance detects the reflective spot that light source is formed on face
Brightness is also accordingly reduced, now, if terminal detect it is anti-in the facial image that front camera is captured under screen lock state
The brightness of luminous point be less than the second predetermined luminance threshold value, then illustrate face apart from terminal screen farther out, terminal unlocking screen.
Wherein, the second predetermined luminance threshold value is less than the first predetermined luminance threshold value.Second predetermined luminance threshold value can be according to reality
Border demand is configured, and is not limited herein.
It is understood that terminal is after solution lock screen, distance being detected to, the luminous intensity of light source is reverted to and lighted
When luminous intensity, and continue executing with step S203~S205.
Further, terminal can also extinguish default distance detection light source, and close at the end of current talking is detected
Close front camera.
Such scheme, if terminal detects the predetermined registration operation of triggering voice call, lights default distance detection light source；Its
In, the distance detection light source is arranged at apart from region of the distance less than pre-determined distance threshold value of front camera；In lighting
The distance detection light source of state is used to form reflective spot on the face when face is close to screen；Start described preposition
Camera captures facial image；If the brightness of the reflective spot in the facial image captured is more than or equal to the first predetermined luminance threshold
It is worth, then lock-screen.Terminal can realize that distance perspective is answered in the case where being not provided with closely induction module, and based on distance perspective
The intelligent control to screen, cost-effective and space should be realized.
Terminal is under screen lock state, and the brightness for the reflective spot that can be still formed according to distance detection light source on face is real
Existing distance perspective is answered, and can should realize the intelligent control to screen state based on distance perspective.
Referring to Fig. 3, Fig. 3 is a kind of schematic block diagram of terminal provided in an embodiment of the present invention.Terminal 300 can be intelligence
The mobile terminals such as mobile phone, tablet personal computer, can also be other-end, not be limited herein.What the terminal 300 of the present embodiment included
Each unit is used to perform each step in the corresponding embodiments of Fig. 1, specifically refers in the corresponding embodiments of Fig. 1 and Fig. 1
Associated description, is not repeated herein.The terminal 300 of the present embodiment includes display control unit 301, capturing unit 302 and screen control
Unit 303 processed.
If display control unit 301 is used for the predetermined registration operation for detecting triggering voice call, default distance detection is lighted
Light source；Wherein, the distance detection light source is arranged at apart from region of the distance less than pre-determined distance threshold value of front camera；Place
It is used to form reflective spot on the face when face is close to screen in the distance detection light source of illuminating state.
Capturing unit 302 is used to start the front camera capture facial image.Capturing unit 302 is by the people captured
Face image is sent to screen control unit 303.
If it is pre- that the brightness for the reflective spot that screen control unit 303 is used in the facial image that captures is more than or equal to first
If luminance threshold, then lock-screen.
Such scheme, if terminal detects the predetermined registration operation of triggering voice call, lights default distance detection light source；Its
In, the distance detection light source is arranged at apart from region of the distance less than pre-determined distance threshold value of front camera；In lighting
The distance detection light source of state is used to form reflective spot on the face when face is close to screen；Start described preposition
Camera captures facial image；If the brightness of the reflective spot in the facial image captured is more than or equal to the first predetermined luminance threshold
It is worth, then lock-screen.Terminal can realize that distance perspective is answered in the case where being not provided with closely induction module, and based on distance perspective
The intelligent control to screen, cost-effective and space should be realized.
Referring to Fig. 4, Fig. 4 is a kind of schematic block diagram for terminal that another embodiment of the present invention is provided.Terminal 400 can be
The mobile terminals such as smart mobile phone, tablet personal computer, can also be other-end, not be limited herein.The terminal 400 of the present embodiment is wrapped
The each unit included is used to perform each step in the corresponding embodiments of Fig. 2, specifically refers to the corresponding embodiments of Fig. 2 and Fig. 2
In associated description, do not repeat herein.The terminal 400 of the present embodiment includes display control unit 401, capturing unit 402, screen
Control unit 403 and intensity control unit 404.
If display control unit 401 is used for the predetermined registration operation for detecting triggering voice call, default distance detection is lighted
Light source；Wherein, the distance detection light source is arranged at apart from region of the distance less than pre-determined distance threshold value of front camera；Place
It is used to form reflective spot on the face when face is close to screen in the distance detection light source of illuminating state.
Capturing unit 402 is used to start the front camera capture facial image.Capturing unit 402 is by the people captured
Face image is sent to screen control unit 403.
If it is pre- that the brightness for the reflective spot that screen control unit 403 is used in the facial image that captures is more than or equal to first
If luminance threshold, then lock-screen.
Further, if screen control unit 403 is additionally operable to the people that the front camera is captured under screen lock state
The brightness of reflective spot in face image is less than the first predetermined luminance threshold value, then solves lock screen.
Intensity control unit 404 is used to reduce the luminous intensity of the distance detection light source after lock-screen.
If display control unit 403 is additionally operable in the facial image that the front camera is captured under screen lock state
The brightness of reflective spot is less than the second predetermined luminance threshold value, then solves lock screen；Wherein, the second predetermined luminance threshold value is less than described
First predetermined luminance threshold value.
Further, if display control unit 403 triggers the predetermined registration operation of voice call specifically for detecting, display is logical
Talk about interface；Light the distance detection light source of default at least two transmittings different colours light；Or control default at least two
Distance detection light source launches the light of different colours.
Such scheme, if terminal detects the predetermined registration operation of triggering voice call, lights default distance detection light source；Its
In, the distance detection light source is arranged at apart from region of the distance less than pre-determined distance threshold value of front camera；In lighting
The distance detection light source of state is used to form reflective spot on the face when face is close to screen；Start described preposition
Camera captures facial image；If the brightness of the reflective spot in the facial image captured is more than or equal to the first predetermined luminance threshold
It is worth, then lock-screen.Terminal can realize that distance perspective is answered in the case where being not provided with closely induction module, and based on distance perspective
The intelligent control to screen, cost-effective and space should be realized.
Terminal is under screen lock state, and the brightness for the reflective spot that can be still formed according to distance detection light source on face is real
Existing distance perspective is answered, and can should realize the intelligent control to screen state based on distance perspective.
Referring to Fig. 5, Fig. 5 is a kind of terminal schematic block diagram that yet another embodiment of the invention is provided.This implementation as shown in Figure 5
Terminal 500 in example can include one or more processors 501, one or more input equipments 502, one or more then defeated
Go out equipment 503 and one or more memories 504.Processor 501, then input equipment 502, output equipment 503 and memory 504
Mutual communication is completed by communication bus 505.
Memory 504 is instructed for storage program.
The programmed instruction that processor 501 is used to be stored according to memory 504 performs following operate：
If processor 501 is used for the predetermined registration operation for detecting triggering voice call, default distance detection light source is lighted；Its
In, the distance detection light source is arranged at apart from region of the distance less than pre-determined distance threshold value of front camera；In lighting
The distance detection light source of state is used to form reflective spot on the face when face is close to screen.
Processor 501 is additionally operable to start the front camera capture facial image.
If processor 501 is additionally operable to the brightness of the reflective spot in the facial image that captures, to be more than or equal to first default bright
Threshold value is spent, then lock-screen.
If processor 501 is additionally operable to the reflective spot in the facial image that the front camera is captured under screen lock state
Brightness be less than the first predetermined luminance threshold value, then solve lock screen.
Processor 501 is additionally operable to reduce the luminous intensity of the distance detection light source.
If processor 501 is additionally operable to the reflective spot in the facial image that the front camera is captured under screen lock state
Brightness be less than the second predetermined luminance threshold value, then solve lock screen；Wherein, the second predetermined luminance threshold value is pre- less than described first
If luminance threshold.
If processor 501 triggers the predetermined registration operation of voice call specifically for detecting, call interface is shown.
Processor 501 detects light source specifically for lighting the distance of default at least two transmittings different colours light, or
Default at least two distances detection light source is controlled to launch the light of different colours.
If such scheme detects the predetermined registration operation of triggering voice call, default distance detection light source is lighted；Wherein, institute
Distance detection light source is stated to be arranged at apart from region of the distance less than pre-determined distance threshold value of front camera；In illuminating state
The distance detection light source is used to form reflective spot on the face when face is close to screen；Start the front camera
Capture facial image；If the brightness of the reflective spot in the facial image captured is more than or equal to the first predetermined luminance threshold value,
Lock-screen.Terminal can realize that distance perspective is answered in the case where being not provided with closely induction module, and should be real based on distance perspective
Now to the intelligent control of screen, cost-effective and space.
It should be appreciated that in embodiments of the present invention, alleged processor 501 can be CPU (Central
Processing Unit, CPU), the processor can also be other general processors, digital signal processor (Digital
Signal Processor, DSP), application specific integrated circuit (Application Specific Integrated Circuit,
ASIC), ready-made programmable gate array (Field-Programmable Gate Array, FPGA) or other FPGAs
Device, discrete gate or transistor logic, discrete hardware components etc..General processor can be microprocessor or this at
It can also be any conventional processor etc. to manage device.
Input equipment 502 can include Trackpad, fingerprint adopt sensor (finger print information that is used to gathering user and fingerprint
Directional information), camera, microphone etc., then output equipment 503 can include display (LCD etc.), loudspeaker etc..
The memory 505 can include read-only storage and random access memory, and to processor 501 provide instruction and
Data.The a part of of memory 505 can also include nonvolatile RAM.For example, memory 505 can also be deposited
Store up the information of device type.
In the specific implementation, processor 501, input equipment 502, the output equipment 503 described in the embodiment of the present invention can
Perform institute in the first embodiment and second embodiment of the screen control method provided in an embodiment of the present invention answered based on distance perspective
The implementation of description, also can perform the implementation of the terminal described by the embodiment of the present invention, will not be repeated here.
Those of ordinary skill in the art are it is to be appreciated that the list of each example described with reference to the embodiments described herein
Member and algorithm steps, can be realized with electronic hardware, computer software or the combination of the two, in order to clearly demonstrate hardware
With the interchangeability of software, the composition and step of each example are generally described according to function in the above description.This
A little functions are performed with hardware or software mode actually, depending on the application-specific and design constraint of technical scheme.Specially
Industry technical staff can realize described function to each specific application using distinct methods, but this realization is not
It is considered as beyond the scope of this invention.
It is apparent to those skilled in the art that, for convenience of description and succinctly, the end of foregoing description
End and the specific work process of unit, may be referred to the corresponding process in preceding method embodiment, will not be repeated here.
, can be by it in several embodiments provided herein, it should be understood that disclosed terminal and method
Its mode is realized.For example, device embodiment described above is only schematical, for example, the division of the unit, only
Only a kind of division of logic function, can there is other dividing mode when actually realizing, such as multiple units or component can be tied
Another system is closed or is desirably integrated into, or some features can be ignored, or do not perform.In addition, shown or discussed phase
Coupling or direct-coupling or communication connection between mutually can be INDIRECT COUPLING or the communication by some interfaces, device or unit
Connection or electricity, mechanical or other forms are connected.
Step in present invention method can be sequentially adjusted, merged and deleted according to actual needs.
Unit in terminal of the embodiment of the present invention can be combined, divided and deleted according to actual needs.
The unit illustrated as separating component can be or may not be it is physically separate, it is aobvious as unit
The part shown can be or may not be physical location, you can with positioned at one, or can also be distributed to multiple networks
On unit.Some or all of unit therein can be selected to realize the mesh of scheme of the embodiment of the present invention according to the actual needs
's.
In addition, each functional unit in each embodiment of the invention can be integrated in a processing unit, can also
It is that unit is individually physically present or two or more units are integrated in a unit.It is above-mentioned integrated
Unit can both be realized in the form of hardware, it would however also be possible to employ the form of SFU software functional unit is realized.
If the integrated unit is realized using in the form of SFU software functional unit and as independent production marketing or used
When, it can be stored in a computer read/write memory medium.Understood based on such, technical scheme is substantially
The part contributed in other words to prior art, or all or part of the technical scheme can be in the form of software product
Embody, the computer software product is stored in a storage medium, including some instructions are to cause a computer
Equipment (can be personal computer, server, or network equipment etc.) performs the complete of each embodiment methods described of the invention
Portion or part steps.And foregoing storage medium includes：USB flash disk, mobile hard disk, read-only storage (ROM, Read-Only
Memory), random access memory (RAM, Random Access Memory), magnetic disc or CD etc. are various can store journey
The medium of sequence code.
The foregoing is only a specific embodiment of the invention, but protection scope of the present invention is not limited thereto, any
Those familiar with the art the invention discloses technical scope in, various equivalent modifications can be readily occurred in, this
A little modifications should be all included within the scope of the present invention.Therefore, protection scope of the present invention should be with the protection of claim
Scope is defined.
Claims (10)
1. a kind of screen control method answered based on distance perspective, it is characterised in that including：
If detecting the predetermined registration operation of triggering voice call, default distance detection light source is lighted；Wherein, it is described apart from detection light
Source is arranged at apart from region of the distance less than pre-determined distance threshold value of front camera；The distance detection in illuminating state
Light source is used to form reflective spot on the face when face is close to screen；
Start the front camera capture facial image；
If the brightness of the reflective spot in the facial image captured is more than or equal to the first predetermined luminance threshold value, lock-screen.
2. the screen control method according to claim 1 answered based on distance perspective, it is characterised in that captured if described
The brightness of reflective spot in facial image is more than or equal to the first predetermined luminance threshold value, then after lock-screen, in addition to：
Preset if the brightness of the reflective spot in the facial image that the front camera is captured under screen lock state is less than first
Luminance threshold, then solve lock screen.
3. the screen control method according to claim 1 answered based on distance perspective, it is characterised in that captured if described
The brightness of reflective spot in facial image is more than or equal to the first predetermined luminance threshold value, then after lock-screen, in addition to：
The luminous intensity of the reduction distance detection light source.
4. the screen control method according to claim 3 answered based on distance perspective, it is characterised in that captured if described
The brightness of reflective spot in facial image is more than or equal to the first predetermined luminance threshold value, then after lock-screen, in addition to：
Preset if the brightness of the reflective spot in the facial image that the front camera is captured under screen lock state is less than second
Luminance threshold, then solve lock screen；Wherein, the second predetermined luminance threshold value is less than the first predetermined luminance threshold value.
5. the screen control method answered based on distance perspective according to any one of Claims 1-4, it is characterised in that described
If detecting the predetermined registration operation of triggering voice call, showing call interface, and light default distance detection light source includes：
If detecting the predetermined registration operation of triggering voice call, call interface is shown；
The distance detection light source of default at least two transmittings different colours light is lighted, or controls default at least two distance
Detect that light source launches the light of different colours.
6. a kind of terminal, it is characterised in that including：
Display control unit, if the predetermined registration operation for detecting triggering voice call, lights default distance detection light source；Its
In, the distance detection light source is arranged at apart from region of the distance less than pre-determined distance threshold value of front camera；In lighting
The distance detection light source of state is used to form reflective spot on the face when face is close to screen；
Capturing unit, for starting the front camera capture facial image；
Screen control unit, if the brightness for the reflective spot in the facial image that captures is more than or equal to the first predetermined luminance
Threshold value, then lock-screen.
7. terminal according to claim 6, it is characterised in that if the screen control unit is additionally operable to the preposition shooting
The brightness of reflective spot in the facial image that head is captured under screen lock state is less than the first predetermined luminance threshold value, then solves screen locking
Curtain.
8. terminal according to claim 6, it is characterised in that also include：
Intensity control unit, the luminous intensity for reducing the distance detection light source after lock-screen.
9. terminal according to claim 8, it is characterised in that if the screen control unit is additionally operable to the preposition shooting
The brightness of reflective spot in the facial image that head is captured under screen lock state is less than the second predetermined luminance threshold value, then solves screen locking
Curtain；Wherein, the second predetermined luminance threshold value is less than the first predetermined luminance threshold value.
10. the terminal according to any one of claim 6 to 9, it is characterised in that if the display control unit specifically for
The predetermined registration operation of triggering voice call is detected, call interface is shown；Light default at least two transmittings different colours light
Distance detection light source, or control it is default at least two distance detection light source launch different colours light.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710190077.3A CN107092352A (en) | 2017-03-27 | 2017-03-27 | A kind of screen control method answered based on distance perspective and terminal |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710190077.3A CN107092352A (en) | 2017-03-27 | 2017-03-27 | A kind of screen control method answered based on distance perspective and terminal |
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| CN107092352A true CN107092352A (en) | 2017-08-25 |
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| CN201710190077.3A Withdrawn CN107092352A (en) | 2017-03-27 | 2017-03-27 | A kind of screen control method answered based on distance perspective and terminal |
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| CN109195213A (en) * | 2018-11-26 | 2019-01-11 | 努比亚技术有限公司 | Mobile terminal screen control method, mobile terminal and computer readable storage medium |
| CN109639897A (en) * | 2018-12-20 | 2019-04-16 | 维沃移动通信有限公司 | A kind of light transmission method and device |
| CN111258414A (en) * | 2018-11-30 | 2020-06-09 | 百度在线网络技术（北京）有限公司 | Method and device for adjusting screen |
| CN112800402A (en) * | 2021-02-26 | 2021-05-14 | 西安热工研究院有限公司 | Automatic safety locking system and device for computer |
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Application publication date: 20170825 |