CN104076898B - A kind of method and apparatus of control mobile terminal screen brightness - Google Patents
A kind of method and apparatus of control mobile terminal screen brightness Download PDFInfo
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- CN104076898B CN104076898B CN201310101229.XA CN201310101229A CN104076898B CN 104076898 B CN104076898 B CN 104076898B CN 201310101229 A CN201310101229 A CN 201310101229A CN 104076898 B CN104076898 B CN 104076898B
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Abstract
The invention discloses a kind of method and apparatus of control mobile terminal screen brightness.This method includes：The scene information in range seen in mobile terminal screen is obtained, identifies and whether there is face information in the scene information；Identify whether user is currently just being look at the mobile terminal according to the face information；The screen intensity of the mobile terminal is controlled according to above-mentioned recognition result.Using the invention enables under the special screne for being unfavorable for information identification, the screen intensity for adaptively controlling mobile terminal is remained able to.
Description
Technical field
The present invention relates to computer and technical field of mobile terminals more particularly to a kind of control mobile terminal screen brightness
Method and apparatus.
Background technology
Power consumption is an important performance indexes of mobile terminal, and screen intensity is then to influence mobile terminal power consumption
One key factor, therefore, how control screen brightness to save the electricity of mobile terminal, becomes current field of mobile terminals
One of research hotspot.
Currently, generally by setting mobile terminal to the different pattern such as work, suspend mode, then by operating system（OS）
The pattern being presently according to mobile terminal, the screen for controlling mobile terminal is in different brightness, to reach the mesh of power saving
's.
However, when using the method for current this control screen brightness, once set at the pattern residing for mobile terminal,
Then screen intensity will keep a fixed brightness, cannot adaptively control screen brightness.
In order to adaptively control screen brightness, there is a kind of eye recognition power saving module, is arranged in movement
In the OS of terminal, when the eye recognition power saving module in mobile terminal OS is activated, which detects people
Eye, and the detailed information of human eye is obtained, judge whether human eye is currently look at mobile terminal according to the detailed information of human eye, works as people
When eye is look at mobile terminal, higher brightness is kept, when human eye does not watch mobile terminal attentively, by mobile terminal screen brightness
It is dimmed, to reach the adaptively screen intensity of control mobile terminal and then utmostly save the mesh of mobile terminal electricity
's.
There is following lack above by eye recognition power saving module to control the technical solution of mobile terminal screen brightness
Point：
It is certain be unfavorable for the special screne of information identification under, such as when human eye itself is smaller or mobile terminal institute
When place's environment is more dark, to identify that human eye is relatively difficult, and to identify that the detailed information of human eye in turn can
Identify whether human eye is just look at screen according to the detailed information, it is clear that it is more difficult, therefore, it is unfavorable for information at these
Under the special screne of identification, how adaptively the screen intensity of control mobile terminal becomes the technology that new needs solve
Problem.
In addition, since eye recognition power saving module is solidificated in the OS of mobile terminal, once eye recognition power saving mould
Block is activated, then no matter mobile terminal is presently processing which kind of business or application, all will be according to the eye recognition power saving module
Logic control the screen intensity of mobile terminal.However, the requirement of different business or application to mobile terminal screen brightness can
Can be different, therefore, current eye recognition power saving module can not adapt to the demand of different business or application.
Invention content
The present invention provides a kind of method and apparatus of control mobile terminal screen brightness so that is being unfavorable for information identification
Special screne under, remain able to the screen intensity for adaptively controlling mobile terminal.
A method of control mobile terminal screen brightness, this method include：
The scene information in range seen in mobile terminal screen is obtained, identifies in the scene information and believes with the presence or absence of face
Breath；
Identify whether user is currently just being look at the mobile terminal according to the face information；
The screen intensity of the mobile terminal is controlled according to above-mentioned recognition result；
Wherein, the recognition result includes that whether there is face information in the scene information, and when there are face letters
When breath, whether user is currently just being look at the mobile terminal.
A kind of device of control mobile terminal screen brightness, which includes data obtaining module and power saving module；
Described information acquisition module, for obtaining the scene information in range seen in mobile terminal screen；
The power saving module is believed for whether there is face information in the logical identification scene information according to the face
Whether breath identification user is currently just being look at the mobile terminal, and the screen that the mobile terminal is controlled according to above-mentioned recognition result is bright
Degree；
Wherein, the recognition result includes that whether there is face information in the scene information, and when there are face letters
When breath, whether user is currently just being look at the mobile terminal.
As seen from the above technical solution, for smaller or mobile terminal local environment is more dark in human eye itself
The technical issues of etc. being unfavorable for how adaptively controlling the screen intensity of mobile terminal under the special screne of information identification, this hair
The bright angle to be solved the above problems by conversion, in the essence of the environment or enhancement information identification that need not improve information identification
Under the premise of degree or complexity, by changing the object of information identification, i.e., the object that information identifies is become into face from eyes, dropped
The complexity of requirement and information processing of the low information identification to ambient enviroment, so as to be unfavorable for information identification
It remains able to adaptively control the screen intensity of mobile terminal under special screne, and can also save at the information of mobile terminal
Resource is managed, and then further saves electricity.
Description of the drawings
Fig. 1 is a kind of work flow of the method for control mobile terminal screen brightness that present pre-ferred embodiments provide
Figure.
Fig. 2 is state conversion signal of the power saving module of present pre-ferred embodiments offer during screen intensity controls
Figure.
Fig. 3 is the running environment signal of the method for the control mobile terminal screen brightness that present pre-ferred embodiments provide
Figure.
Fig. 4 is a kind of structural representation of the device for control mobile terminal screen brightness that present pre-ferred embodiments provide
Figure.
Specific implementation mode
For human eye itself is smaller or mobile terminal local environment more dark etc. is unfavorable for the spy of information identification
The technical issues of how screen intensity of mobile terminal adaptively being controlled under different scene, although can be by improving information identification
Environment or the precision or complexity etc. of enhancement information identification solve the technical problem, still, on the one hand implement compared with
On the other hand the more messaging resource of mobile terminal can be consumed for difficulty.In order to overcome this technical problem, the present invention real
The object that example is identified by changing information is applied, the complexity of requirement and information processing of the information identification to ambient enviroment is reduced,
So as to remain able to adaptively control the screen intensity of mobile terminal under the special screne for being unfavorable for information identification, and
And the messaging resource of mobile terminal can also be saved, and then save electricity.
Specifically, present pre-ferred embodiments are converted to face by the object for identifying information, by identifying face letter
It ceases to judge whether user is just look at mobile terminal screen, the screen intensity of mobile terminal is controlled according to judging result.Due to
Identification region bigger of the face than human eye, it is easier to identify, while in dark environment, due to the screen of mobile terminal itself
Illumination is enough the larger face of illuminated area, so, dark etc. is unfavorable for present pre-ferred embodiments in the environment of information identification
Still preferable information recognition effect can be obtained, and then can be remained able under the special screne for being unfavorable for information identification adaptive
Control the screen intensity of mobile terminal with answering.
Fig. 1 is a kind of work flow of the method for control mobile terminal screen brightness that present pre-ferred embodiments provide
Figure.
As shown in Figure 1, the mobile terminal execution following methods：
Step 101, the scene information in range seen in mobile terminal screen is obtained, identifies in the scene information whether deposit
In face information.
It, can be by the front camera of startup mobile terminal, to obtain range seen in mobile terminal screen in this step
Interior scene information, that is, the information that the front camera of mobile terminal takes is determined as range seen in mobile terminal screen
Interior scene information.
Step 102, identify whether user is currently just look at mobile terminal according to the face information.
There are many ways to identifying whether user is currently look at mobile terminal according to face information, for example, can obtain
The angle information of face, when identifying front face, judgement face face mobile terminal screen, user are just look at mobile whole
End.
Step 103, the screen intensity of mobile terminal is controlled according to recognition result.
Specifically, power saving module can be arranged in the embodiment of the present invention in the terminal, controlled by power saving module mobile whole
The screen intensity at end, the power saving module prevent mobile terminal from entering dormant state, to avoid mobile terminal screen change from helping
It is black, and then the screen intensity of mobile terminal can be adjusted according to above-mentioned recognition result.The power saving module can pass through
Start the scene information in range seen in the methods of front camera of mobile terminal acquisition mobile terminal screen, the power saving mould
Block, which identifies, whether there is face information in the scene information, identify whether user is currently just being look at according to the face information
Mobile terminal, the power saving module control the screen intensity of mobile terminal according to recognition result.
Preferably, the power saving module can exist in the form of component, then the power saving module is connected with application module,
Application module adjusts the screen intensity of mobile terminal by calling the power saving module being connected with itself.Wherein, mould is each applied
Block can be separately connected respective power saving module, and each application module is by starting the power saving module being connected with itself, to control
The screen intensity of mobile terminal.
Particularly, when there is multiple application modules to be separately connected respective power saving module, then before being currently operating at
The power saving module that the application module of platform is connected is set as effective, other power saving modules are temporarily set as invalid, that is, by currently transporting
Power saving module that application module of the row on foreground is connected controls the screen intensity of mobile terminal.Specifically, each power saving mould
Block can know whether the application module being connected with itself currently operates in foreground, and then in the application module fortune being connected with itself
The power saving module itself is set as effective, otherwise, which itself is set as invalid, alternatively, often by row at foreground
A application module only just can also call the power saving module being connected with itself to carry out control screen brightness when self-operating is on foreground.
One power saving module can also be only set in the terminal, which can be from different application module phases
Even, it specifically, is generally communicatively coupled with the power saving module by the application module for being currently operating at foreground, and to the province
Electric module, which is sent, starts order, and the power saving module controls mobile terminal screen brightness after receiving startup order.
Wherein, the control parameter value that power saving module can be arranged according to the application module being connected with the power saving module,
The control process of mobile terminal screen brightness is executed, to which the embodiment of the present invention can be according to the industry of different application modules
Business demand is arranged different control parameter values for power saving module, and then can adapt to different application modules to mobile terminal
The different demands of screen intensity.
In the presence of power saving module is in the form of component, the power saving module has stronger versatility, can be applied to
Different mobile terminals and/or different application modules.
In the embodiment of the present invention, power saving module can also be arranged in the operating system of mobile terminal, mobile terminal
Operating system adjusts the screen intensity of mobile terminal by the power saving module.
When being arranged power saving module in the operating system of mobile terminal, foreground can be currently operating at by identification
Application module is that the control in screen intensity is arranged in the power saving module according to the application module for being currently operating at foreground identified
Make the value of control parameter used in the process, so as to according to the application module for being currently operating at foreground to screen intensity
Demand, control the screen intensity of mobile terminal, and then adapt to demand of the different application module to screen intensity automatically.
Below for carrying out screen intensity control by power saving module, it is discussed in detail and mobile terminal screen brightness is controlled
The specific control process of system.
First, control the screen intensity of mobile terminal control parameter can specifically include the first acknowledgement interval T1 times and
First predetermined luminance, the control process may include：
Power saving module obtains the scene information within the scope of the finding of mobile terminal screen, and identifies in the scene information and be
No there are face informations, identify whether user is currently just look at mobile terminal according to the face information；If identifying institute
It states and face information is not present in scene information or identifies user currently without mobile terminal is watched attentively, then according to predetermined amplitude
The value of the screen intensity of the mobile terminal is adjusted to be less than current value；If identifying that user is currently just look at movement
The screen intensity of mobile terminal is then adjusted to the first predetermined luminance by terminal, also, is first in the screen intensity of mobile terminal
When predetermined luminance, the scene letter within the scope of the finding for obtaining mobile terminal screen is returned every the first acknowledgement interval T1 times
The step of breath.
Further, the control parameter can also include the second acknowledgement interval T2 times, maximum continuous adjustment times N time
With the second predetermined luminance, the control process can also include：
After being adjusted to the value of the screen intensity of mobile terminal according to predetermined amplitude to be less than current value, if connect
The operation that user touches screen is received, then the screen intensity of mobile terminal is adjusted to first predetermined luminance.
After being adjusted to the value of the screen intensity of mobile terminal according to predetermined amplitude to be less than current value, if do not had
Have and receive the operation that user touches screen, then obtains the finding range of mobile terminal screen every the second acknowledgement interval T2 times
Interior scene information, and identify and whether there is face information in the scene information, identify that user works as according to the face information
It is preceding whether to be just look at mobile terminal, if user is just look at mobile terminal, the screen intensity of mobile terminal is adjusted to
Otherwise first predetermined luminance judges continuously to identify whether the number that user does not watch mobile terminal attentively is more than n times, such as
Fruit continues to be adjusted to the value of the screen intensity of mobile terminal according to predetermined amplitude to be less than current value not above n times, if
More than n times, the screen intensity of mobile terminal is adjusted to the second predetermined luminance, and stops obtaining range seen in mobile terminal screen
Interior scene information, wherein the value of second predetermined luminance turns later screen intensity value down no more than n-th,
In, N is no less than 2 integer.
After the screen intensity of mobile terminal is adjusted to the second predetermined luminance, this method further includes：
Power saving module stops that mobile terminal is prevented to enter dormant state, by the operating system of the mobile terminal according to suspend mode plan
It slightly determines the need for setting the mobile terminal to dormant state, and/or, if receiving the operation that user touches screen,
The screen intensity of mobile terminal is then adjusted to first predetermined luminance, and mobile terminal is prevented to enter dormant state, is entered
The step of obtaining the scene information in range seen in mobile terminal screen.
The method for the above-mentioned control screen brightness that the embodiment of the present invention is provided, can apply in a variety of intelligent operating systems
Under environment, power saving module can prevent mobile terminal from entering dormant state, and then basis according to the operating system environment where it
The screen intensity of the control parameter value control mobile terminal of setting.For example, when the operating system of mobile terminal is Android
（android）When system, power saving module can wake up lock by controlling（wakelock）To prevent mobile terminal from entering suspend mode shape
State.
Wherein, power saving module state in which can be divided into different by the different phase residing for control process
State, with the progress of control process, power saving module is converted between different states, below with the operation of mobile terminal
System is the angle converted between different states from power saving module for Android system, the control to screen intensity
Process is further described in detail, and please specifically participate in Fig. 2.
Fig. 2 is state conversion signal of the power saving module of present pre-ferred embodiments offer during screen intensity controls
Figure.
As shown in Fig. 2, under initial state, power saving module is in dwell period, the state packet of power saving module upon actuation
Include normal state, confirmation state and low-power state.
Specifically, enter normal state when power saving module is activated, under the normal state, power saving module is held normal for screen
Therefore bright wakelock, the wakelock that control is always on for screen in other words are equivalent to power saving module and have taken over operation system
System comes control screen brightness and dormancy strategy, also, under the normal state, it is bright that the screen intensity of mobile terminal is set as first
Degree, first brightness are generally the brightness of active user's mobile terminal setting.
Under normal state, the front camera that power saving module starts mobile terminal every the first acknowledgement interval T1 times obtains
Scene information in range seen in mobile terminal screen identifies and whether there is face information in the scene information, according to described
Whether face information identification user is just look at mobile terminal, if identifying that user is just look at mobile terminal, power saving mould
Plate is maintained at normal state, if not identifying face information, or identifies that user is not noting according to the face information
Depending on mobile terminal, then power saving module moves into confirmation state by normal state.
When just moving into confirmation state, the value of the screen intensity of mobile terminal is adjusted to by power saving module according to predetermined amplitude
Less than current value, also, under confirmation state, power saving module starts the preposition of mobile terminal every the second acknowledgement interval T2 times
Camera obtains the scene information in range seen in mobile terminal screen, identifies in the scene information and believes with the presence or absence of face
Breath identifies whether user is just look at mobile terminal according to the face information, if it is mobile whole to identify that user is just look at
End, then power saving template moves into normal state, if not identifying face information, or identifies user according to the face information
It is not look at mobile terminal, then power saving module judges continuously to identify that user is not look at the number of mobile terminal and whether surpasses
It crosses maximum continuous adjustment times N time and continues according to predetermined amplitude taking the screen intensity of mobile terminal if not above n times
Value is adjusted to be less than current value, and is maintained at confirmation state, if it exceeds n times, then power saving module moves into low-power state；Also,
Under confirmation state, if receiving the operation that user touches screen, power saving module moves into normal state, wherein N is no less than 2
Integer, the predetermined amplitude is generally less than the current value, such as the predetermined amplitude can be the current of screen intensity
The 1/2 of value or 1/3, progressively adjust screen intensity so as to realize.
Under low-power state, the screen intensity of mobile terminal is adjusted to the second predetermined luminance by power saving module, and stops obtaining
Take the scene information in range seen in mobile terminal screen, wherein the value of second predetermined luminance is turned down no more than n-th
Later screen intensity value, i.e., the screen of mobile terminal when described second predetermined luminance is in confirmation state no more than power saving module
Brightness, it is preferable that second predetermined luminance can be equal to screen intensity when power saving module cuts the state, i.e., second is default
The value of brightness can turn later screen intensity value down equal to n-th；And under the low-power state, power saving module stops
It is periodically detected face information, and discharges the wakelock being always on for screen, is equivalent to power saving module by screen intensity
Control and the control of dormancy strategy return mobile terminal operating system；Under the low-power state, touched if receiving user
The operation of screen is touched, then power saving module moves into normal state.
Under the free position of power saving module upon actuation, if be closed, reenters initial state waiting and be activated.
Wherein, the first acknowledgement interval T1 involved in Fig. 2, the second acknowledgement interval T2, maximum continuous adjustment times N, the
The value of the parameters such as one predetermined luminance, the second predetermined luminance and the predetermined amplitude, can be according to using the power saving module
Application module the business form and the test of special electric quantity consumption determine, so that it is determined that go out to adapt to different application module
The parameter value of demand, it is preferable that T1 can be equal to 20 seconds, and T2 can be equal to 4 seconds, and N can be equal to 3 times.
Method in order to clearly illustrate that control mobile terminal screen brightness provided in an embodiment of the present invention, as example
Property, the running environment signal of the method for control mobile terminal screen brightness provided in an embodiment of the present invention is given further below
Figure, specifically see Fig. 3.
Fig. 3 is the running environment signal of the method for the control mobile terminal screen brightness that present pre-ferred embodiments provide
Figure.
Fig. 3 shows the basic composition schematic diagram of mobile terminal, including processor 301, memory 302, transmission module
303, front camera 304, voicefrequency circuit 305, display unit 306 and input unit 307, mobile terminal further include for being
State the power module of modules power supply（It is not shown in Fig. 3）, it is stored in the memory 302 for executing the embodiment of the present invention
Offer control mobile terminal screen brightness method instruction module, when need use method provided in an embodiment of the present invention
When controlling mobile terminal screen brightness, processor 301 reads provided in an embodiment of the present invention for executing from the memory 302
The instruction for controlling the method for mobile terminal screen brightness calls front camera 304 to shoot image letter by executing described instruction
Breath identifies in described image information whether include face information, identifies whether user is currently noting according to the face information
Depending on mobile terminal, according to the screen intensity of recognition result control display unit 306.
Wherein, memory 302 can be floppy disk, hard disk, magneto-optic disk, CD（Such as CD-ROM, CD-R, CD-RW, DVD-
ROM,DVD-RAM,DVD-RW,DVD+RW）, tape, the storage mediums such as non-volatile memory card and ROM.
The above method provided according to embodiments of the present invention, the embodiment of the present invention additionally provide a kind of control mobile terminal screen
The device of curtain brightness, please specifically participate in Fig. 4.
Fig. 4 is a kind of structural representation of the device for control mobile terminal screen brightness that present pre-ferred embodiments provide
Figure.
As shown in figure 4, the device includes power saving module 401 and data obtaining module 402.
Data obtaining module 402, for obtaining the scene information in range seen in mobile terminal screen.
Power saving module 401 whether there is face information for identification in the scene information, be known according to the face information
Whether other user is currently just being look at the mobile terminal, and the screen intensity of the mobile terminal is controlled according to above-mentioned recognition result.
Wherein, the recognition result includes that whether there is face information in the scene information, and when there are face letters
When breath, whether user is currently just being look at the mobile terminal.
Power saving module 401, for obtaining range seen in mobile terminal screen by starting described information acquisition module 402
Interior scene information, the power saving module 401, which identifies, whether there is face information in the scene information, be believed according to the face
Whether breath identification user is currently just being look at the mobile terminal, and the screen that the mobile terminal is controlled according to above-mentioned recognition result is bright
Degree.
Described information acquisition module 402 obtains mobile terminal screen institute for the startup order according to the power saving module
See the scene information in range.
Power saving module 401 adjusts the movement for preventing the mobile terminal from entering dormant state according to above-mentioned recognition result
The screen intensity of terminal.
Power saving module 401 can be component, and the power saving module 401 is connected with application module, and application module passes through calling
The screen intensity for the power saving module adjustment mobile terminal being connected with itself.
Alternatively, the power saving module 401 can be arranged in the operating system of mobile terminal, the operating system of mobile terminal
The screen intensity of mobile terminal is adjusted by the power saving module.
Power saving module 401 may include parameter setting interface.
The parameter setting interface, when power saving module is component, according to the application module being connected with the power saving module,
The value for the control parameter that the power saving module uses during control screen brightness is set, is being moved in power saving module setting
When in the operating system of dynamic terminal, the application module for being currently operating at foreground identified according to operating system is arranged in screen
The value of the control parameter used during the control of brightness.
Wherein, the control parameter for controlling the screen intensity of mobile terminal includes that the first confirmation T1 times and first are default bright
Degree.
Power saving module 401, if for identifying that user is currently just look at mobile terminal, by the screen of mobile terminal
Brightness adjustment is the first predetermined luminance, wherein when the screen intensity of mobile terminal is the first predetermined luminance, is confirmed every first
The interval T1 times obtain the scene information within the scope of the finding of mobile terminal screen, and identify and whether there is in the scene information
Face information identifies whether user is currently just look at mobile terminal, if identifying the scene according to the face information
There is no face information or user is identified in information currently without mobile terminal is watched attentively, then according to predetermined amplitude by the shifting
The value of the screen intensity of dynamic terminal is adjusted to be less than current value.Preferably, the predetermined amplitude is less than the current value,
Screen intensity is progressively adjusted so as to realize.
The control parameter can also include that the second acknowledgement interval T2 times, maximum continuous adjustment times N time and second are pre-
If brightness.
Power saving module 401, for according to predetermined amplitude by the value of the screen intensity of mobile terminal be adjusted to be less than work as
After preceding value, if mobile terminal receives the operation that user touches screen, the screen intensity of mobile terminal is adjusted to
First predetermined luminance；According to predetermined amplitude by the value of the screen intensity of mobile terminal be adjusted to be less than current value with
Afterwards, if mobile terminal is not received by the operation that user touches screen, movement is obtained every the second acknowledgement interval T2 times
Scene information within the scope of the finding of terminal screen, and identify and whether there is face information in the scene information, according to described
Whether face information identification user is currently just look at mobile terminal, will be mobile whole if user is just look at mobile terminal
The screen intensity at end is adjusted to first predetermined luminance, and otherwise, judgement continuously identifies that user is not look at mobile terminal
Number whether be more than n times, if not above n times, continue by according to predetermined amplitude by the value of the screen intensity of mobile terminal
It is adjusted to be less than current value, if it exceeds n times, are adjusted to the second predetermined luminance, and stop by the screen intensity of mobile terminal
Obtain the scene information in range seen in mobile terminal screen, wherein the value of second predetermined luminance is not more than n-th tune
Small later screen intensity value, wherein N is no less than 2 integer.
Power saving module 401 can be used for after the screen intensity of mobile terminal is adjusted to the second predetermined luminance, stop
It prevents mobile terminal from entering dormant state, is determined the need for the shifting according to dormancy strategy by the operating system of the mobile terminal
Dynamic terminal is set as dormant state.
Power saving module 401 can be used for after the screen intensity of mobile terminal is adjusted to the second predetermined luminance, if
Mobile terminal receives the operation that user touches screen, then it is default bright the screen intensity of the mobile terminal to be adjusted to described first
Degree, and the mobile terminal is prevented to enter dormant state, the screen intensity of the mobile terminal is adjusted according to above-mentioned recognition result.
Described information acquisition module 402 includes the front camera of mobile terminal, and the scene information includes described preposition
The image information of camera shooting.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
With within principle, any modification, equivalent substitution, improvement and etc. done should be included within the scope of protection of the invention god.
Claims (20)
1. a kind of method of control mobile terminal screen brightness, which is characterized in that pre-set a power saving module, and the power saving
State after module is activated includes normal state, confirmation state and low-power state；This method includes：
Start the power saving module so that the operating system that the power saving module takes over mobile terminal is carried out control screen brightness and stopped
It sleeps tactful；
The power saving module prevents the mobile terminal from entering dormant state；
The power saving module controls the scene information in range seen in data obtaining module acquisition mobile terminal screen, identifies institute
It states and whether there is face information in scene information；Identify whether user is currently just being look at movement end according to the face information
End；It is converted between different conditions according to power saving module described in recognition result, and controls the screen intensity of the mobile terminal；
After the power saving module enters low-power state, the control of screen intensity and dormancy strategy is returned to the behaviour of mobile terminal
Make system；
Wherein, the recognition result includes that whether there is face information in the scene information, and when there are face information,
Whether user is currently just being look at the mobile terminal.
2. according to the method described in claim 1, it is characterized in that, the startup power saving module includes：
Application module in the mobile terminal is called with power saving module existing for kit form.
3. according to the method described in claim 2, it is characterized in that, this method further comprises：
According to the business demand for the application module for calling the power saving module, it is arranged and is used during adjusting screen intensity
The value of control parameter.
4. according to the method described in claim 1, it is characterized in that, the startup power saving module includes：
Start the power saving module in the operating system of the mobile terminal.
5. according to the method described in claim 4, it is characterized in that, this method further comprises：
The operating system identification of the mobile terminal is currently operating at the application module on foreground, according to the application for being currently operating at foreground
The value of the control parameter used during adjusting screen intensity is arranged in the business demand of module.
6. the method according to claim 3 or 5, which is characterized in that the control used during adjusting screen intensity
Parameter includes the first acknowledgement interval T1 times and the first predetermined luminance；
The power saving module controls a step of data obtaining module obtains the scene information in range seen in mobile terminal screen
Including：The power saving module obtains movement under normal state, according to a data obtaining module is started every the first acknowledgement interval T1
Scene information in range seen in terminal screen；
It is described to be converted between different conditions according to power saving module described in above-mentioned recognition result, and control the screen of the mobile terminal
The step of brightness includes：If identifying that user is currently just being look at the mobile terminal, by the screen intensity of the mobile terminal
It is adjusted to the first predetermined luminance；
Face information is not present in the scene information or identifies that user is mobile whole currently without watching attentively if identified
End, then power saving module moves into confirmation state by normal state, adjusts the value of the screen intensity of the mobile terminal according to predetermined amplitude
To be less than current value, the predetermined amplitude is less than the current value.
7. according to the method described in claim 6, it is characterized in that, when the control parameter further includes the second acknowledgement interval T2
Between, maximum continuous adjustment times N time and the second predetermined luminance；
The power saving module controls a step of data obtaining module obtains the scene information in range seen in mobile terminal screen
Including：
The power saving module obtains movement under confirmation state, according to described information acquisition module is started every the second acknowledgement interval T2
Scene information in range seen in terminal screen；
It is described to be converted between different conditions according to power saving module described in above-mentioned recognition result, and control the screen of the mobile terminal
The step of brightness further includes：
If user is just look at mobile terminal, the power saving module moves into normal state, by the screen intensity tune of mobile terminal
Whole is first predetermined luminance；
If receiving the operation that user touches screen, it is default bright that the screen intensity of mobile terminal is adjusted to described first
Degree；
Otherwise, judge continuously to identify whether the number that user does not watch mobile terminal attentively is more than n times, if not above n times, after
It is continuous to be adjusted to the value of the screen intensity of mobile terminal according to predetermined amplitude to be less than current value, if it exceeds n times, it will be described
Power saving module moves into low-power state by confirmation state, the screen intensity of mobile terminal is adjusted to the second predetermined luminance, and stop obtaining
Take the scene information in range seen in mobile terminal screen, wherein the value of second predetermined luminance is turned down no more than n-th
Later screen intensity value, wherein N is no less than 2 integer.
8. the method according to the description of claim 7 is characterized in that it is default bright that the screen intensity of mobile terminal is adjusted to second
After degree, this method further includes：
It is determined the need for according to dormancy strategy setting the mobile terminal to dormant state by the operating system of the mobile terminal.
9. the method according to the description of claim 7 is characterized in that it is default bright that the screen intensity of mobile terminal is adjusted to second
After degree, this method further includes：
If receiving the operation that user touches screen, the power saving module moves into normal state, and the screen of mobile terminal is bright
Degree is adjusted to first predetermined luminance, and mobile terminal is prevented to enter dormant state.
10. according to the method described in claim 1, it is characterized in that, described information acquisition module includes：Mobile terminal it is preposition
Camera；
The scene information includes：The image information of the front camera shooting.
11. a kind of device of control mobile terminal screen brightness, which is characterized in that the device includes data obtaining module and power saving
Module；
Described information acquisition module, for obtaining the scene information in range seen in mobile terminal screen；
State after the power saving module is activated includes normal state, confirmation state and low-power state, for when being activated, taking over
The operating system of mobile terminal comes control screen brightness and dormancy strategy；It controls described information acquisition module and obtains mobile terminal screen
Scene information in range seen in curtain；It identifies and whether there is face information in the scene information, known according to the face information
Whether other user is currently just being look at the mobile terminal, is converted between different conditions according to recognition result, and control the movement
The screen intensity of terminal；After entering low-power state, the control of screen intensity and dormancy strategy is returned to the behaviour of mobile terminal
Make system；
Wherein, the recognition result includes that whether there is face information in the scene information, and when there are face information,
Whether user is currently just being look at the mobile terminal.
12. according to the devices described in claim 11, which is characterized in that
The power saving module is component, and the power saving module is connected with application module, and application module is connected by calling with itself
Power saving module start the power saving module.
13. according to the devices described in claim 11, which is characterized in that
The power saving module is arranged in the operating system of mobile terminal.
14. device according to claim 12, which is characterized in that the power saving module includes parameter setting interface,
The parameter setting interface, for according to the application module being connected with the power saving module, the power saving module being arranged and exists
The value of the control parameter used during control screen brightness.
15. device according to claim 13, which is characterized in that the power saving module includes parameter setting interface,
The parameter setting interface, the application module for being currently operating at foreground for being identified according to operating system, setting exist
The value of the control parameter used during the control of screen intensity.
16. the device according to claims 14 or 15, which is characterized in that control the control ginseng of the screen intensity of mobile terminal
Number includes the first acknowledgement interval T1 times and the first predetermined luminance；
The power saving module is under normal state, every within the scope of the finding that the first acknowledgement interval T1 times obtained mobile terminal screen
Scene information, and identify in the scene information whether there is face information, according to the face information identify user it is current
Whether mobile terminal is just look at, it is if identifying that user is currently just look at mobile terminal, the screen of mobile terminal is bright
Degree is adjusted to the first predetermined luminance；Face information is not present in the scene information or identifies that user works as if identified
It is preceding not watch mobile terminal attentively, then confirmation state is moved by normal state, according to predetermined amplitude by the screen intensity of the mobile terminal
Value is adjusted to be less than current value, and the predetermined amplitude is less than the current value.
17. device according to claim 16, which is characterized in that when the control parameter further includes the second acknowledgement interval T2
Between, maximum continuous adjustment times N time and the second predetermined luminance；
The power saving module, under confirmation state, if mobile terminal receives the operation that user touches screen, moving into just
The screen intensity of mobile terminal is adjusted to first predetermined luminance by normality；Under confirmation state, if mobile terminal does not connect
Receive the operation that user touches screen, then within the scope of the finding for obtaining mobile terminal screen every the second acknowledgement interval T2 times
Scene information, and identify and whether there is face information in the scene information, identify that user is currently according to the face information
It is no to be just look at mobile terminal, if user is just look at mobile terminal, the screen intensity of mobile terminal is adjusted to described
Otherwise first predetermined luminance judges continuously to identify whether the number that user does not watch mobile terminal attentively is more than n times, if do not had
More than n times, continue to be adjusted to the value of the screen intensity of mobile terminal according to predetermined amplitude to be less than current value, if it exceeds
N times, low-power state is moved by confirmation state, and the screen intensity of mobile terminal is adjusted to the second predetermined luminance, and is stopped obtaining and be moved
Scene information in range seen in dynamic terminal screen, wherein after the value of second predetermined luminance is turned down no more than n-th
Screen intensity value, wherein N is no less than 2 integer.
18. device according to claim 17, which is characterized in that
The power saving module prevents to move for after the screen intensity of mobile terminal is adjusted to the second predetermined luminance, stopping
Dynamic terminal enters dormant state, is determined the need for the mobile terminal according to dormancy strategy by the operating system of the mobile terminal
It is set as dormant state.
19. device according to claim 17, which is characterized in that
The power saving module, for after the screen intensity of mobile terminal is adjusted to the second predetermined luminance, if it is mobile eventually
Termination receives the operation that user touches screen, then moves into normal state, the screen intensity of the mobile terminal is adjusted to described first
Predetermined luminance, and the mobile terminal is prevented to enter dormant state, the screen that the mobile terminal is adjusted according to above-mentioned recognition result is bright
Degree.
20. according to the devices described in claim 11, which is characterized in that
Described information acquisition module includes the front camera of mobile terminal, and the scene information includes that the front camera is clapped
The image information taken the photograph.
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Families Citing this family (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105575361A (en) * | 2014-10-16 | 2016-05-11 | 中兴通讯股份有限公司 | Screen brightness adjusting method and apparatus thereof |
| CN104955139B (en) * | 2015-06-26 | 2019-01-29 | Tcl移动通信科技（宁波）有限公司 | A kind of intelligent power saving method and system of mobile terminal |
| JP6387465B2 (en) * | 2015-07-29 | 2018-09-12 | 富士フイルム株式会社 | Projection display apparatus and projection control method |
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| CN105759935B (en) * | 2016-01-29 | 2019-01-18 | 华为技术有限公司 | A kind of terminal control method and terminal |
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| CN108008804A (en) * | 2016-10-28 | 2018-05-08 | 腾讯科技（深圳）有限公司 | The screen control method and device of smart machine |
| CN106791000A (en) * | 2016-11-28 | 2017-05-31 | 上海斐讯数据通信技术有限公司 | A kind of digital product and its sleep management method |
| CN106774796A (en) * | 2016-11-30 | 2017-05-31 | 深圳市金立通信设备有限公司 | A kind of screen lighting method and terminal |
| CN109040414A (en) * | 2017-06-12 | 2018-12-18 | 上海耕岩智能科技有限公司 | A kind of method that terminal and terminal display brightness are adjusted |
| CN110543333A (en) * | 2018-05-29 | 2019-12-06 | 视联动力信息技术股份有限公司 | Dormancy processing method and device for processor, mobile terminal and storage medium |
| CN111212181A (en) * | 2018-11-22 | 2020-05-29 | 奇酷互联网络科技（深圳）有限公司 | Method for adjusting screen of intelligent terminal, intelligent terminal and storage device |
| CN109582268A (en) * | 2018-12-11 | 2019-04-05 | 浪潮(北京)电子信息产业有限公司 | A kind of display panel control method, device and system |
| CN110534073A (en) * | 2019-07-30 | 2019-12-03 | 华为技术有限公司 | A kind of screen luminance adjustment method and device |
| CN111178247A (en) * | 2019-12-27 | 2020-05-19 | 西安闻泰电子科技有限公司 | Night face recognition optimization method, electronic device and storage medium |
| CN111367409B (en) * | 2020-02-27 | 2022-10-14 | 昆山国显光电有限公司 | Display control method, display control device and terminal |
| CN112560785A (en) * | 2020-12-28 | 2021-03-26 | 宋彦震 | Control method for adjusting multi-screen brightness through face tracking based on artificial intelligence |
| WO2023236225A1 (en) * | 2022-06-10 | 2023-12-14 | 北京小米移动软件有限公司 | Terminal, terminal control method and apparatus, and image processing method and apparatus |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101573747A (en) * | 2006-11-20 | 2009-11-04 | 索尼爱立信移动通讯股份有限公司 | Using image recognition for controlling display lighting |
| CN102779499A (en) * | 2011-05-12 | 2012-11-14 | 同济大学 | Energy-saving method for displayer |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101656060A (en) * | 2008-08-18 | 2010-02-24 | 鸿富锦精密工业（深圳）有限公司 | Energy saving system and method for screen display |
-
2013
- 2013-03-27 CN CN201310101229.XA patent/CN104076898B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101573747A (en) * | 2006-11-20 | 2009-11-04 | 索尼爱立信移动通讯股份有限公司 | Using image recognition for controlling display lighting |
| CN102779499A (en) * | 2011-05-12 | 2012-11-14 | 同济大学 | Energy-saving method for displayer |
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