CN104460995A - Display processing method, display processing device and terminal - Google Patents

Display processing method, display processing device and terminal Download PDF

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Publication number
CN104460995A
CN104460995A CN201410708539.2A CN201410708539A CN104460995A CN 104460995 A CN104460995 A CN 104460995A CN 201410708539 A CN201410708539 A CN 201410708539A CN 104460995 A CN104460995 A CN 104460995A
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China
Prior art keywords
parameter value
gamma parameter
group
display screen
preset
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Granted
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CN201410708539.2A
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CN104460995B (en
Inventor
冷文华
杨海
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Guangdong Oppo Mobile Telecommunications Corp Ltd
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Guangdong Oppo Mobile Telecommunications Corp Ltd
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Priority to CN201710992331.1A priority Critical patent/CN107832029B/en
Priority to CN201410708539.2A priority patent/CN104460995B/en
Publication of CN104460995A publication Critical patent/CN104460995A/en
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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
    • G06F3/14—Digital output to display device ; Cooperation and interconnection of the display device with other functional units
    • G06F3/1407—General aspects irrespective of display type, e.g. determination of decimal point position, display with fixed or driving decimal point, suppression of non-significant zeros
    • 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
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
    • G09G5/02—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators characterised by the way in which colour is displayed
    • G09G5/024—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators characterised by the way in which colour is displayed using colour registers, e.g. to control background, foreground, surface filling

Abstract

The invention discloses a display processing method, a display processing device and a terminal. The display processing method comprises the first step of determining that the terminal is in a reading state, the second step of selecting a preset gamma parameter value from M preset gamma parameter values, wherein blue components, corresponding to the different preset gamma parameter values, in light rays emitted by a display screen are different, and the third step of setting the gamma parameter value of the display screen of the terminal to be the selected preset gamma parameter value so as to adjust the blue components in the light rays emitted by the display screen. By the adoption of the display processing method, harm of the display screen of the terminal to human eyes can be effectively reduced.

Description

A kind of display processing method, display processing unit and terminal
Technical field
The present invention relates to display technique field, be specifically related to a kind of display processing method, display processing unit and terminal.
Background technology
Along with the development of science and technology, terminal (such as smart mobile phone, notebook and panel computer etc.) obtains and uses widely, also becomes an indispensable part in the middle of most people life gradually.At present, most of terminal all can meet people's instant messaging, plays games, sees a film, see the demand such as e-book and surfing on the net.
Although the terminal of feature richness can improve the quality of the life of people, terminal also causes certain influence to health.Such as, medical research shows, too much optical radiation can damage the retina of eyes, and therefore, if use terminal for a long time, then the light that terminal display sends can cause no small injury to human eye, thus affects the health of human eye.
How while people use terminal, the display screen reducing terminal becomes to this problem of the injury of human eye the focus that industry inquires into gradually, and solution not relevant at present can effectively solve the problem.
Summary of the invention
The invention provides one and be applied to display processing method, display processing unit and terminal, for reducing the injury of display screen to human eye.
First aspect present invention provides a kind of display processing method, comprising:
Determine that terminal is in read state;
From the default gamma parameter value of M group, choose one group preset gamma parameter value, wherein, the blue component that different group is preset in display screen emission of light corresponding to gamma parameter value is different;
The gamma parameter value of the display screen of described terminal is set to the described default gamma parameter value chosen, to adjust the blue component in described display screen emission of light.
Based on first aspect present invention, may in implementation at the first, describedly determine that terminal is in read state, comprising:
During at least one in meeting the following conditions, determine that described terminal is in read state:
Face is recognized before described display screen;
Described display screen is in illuminating state and maintenance duration under described illuminating state is more than or equal to default minimum duration.
Based on the first possible implementation of first aspect present invention, may in implementation at the second, when recognizing face before described display screen, describedly from the default gamma parameter value of described M group, choose one group preset gamma parameter value, comprising:
According at least one in number of winks in preset duration of the human eye in described face and the human eye in the distance between described display screen, described face and age of mating with described face, preset from described M group and choose one group gamma parameter value and preset gamma parameter value.
Based on the implementation that the second of first aspect present invention is possible, may in implementation at the third, describedly from the default gamma parameter value of M group, choose one group preset gamma parameter value, comprising:
Detect the distance between human eye in described face and described display screen;
According to the human eye in described face and the distance between described display screen, and the distance-gamma parameter value corresponding relation preset, from the default gamma parameter value of described M group, choose one group preset gamma parameter value, wherein, in the distance-gamma parameter value corresponding relation preset, the blue component that gamma parameter value is corresponding becomes positive correlation with distance.
Based on the implementation that the second of first aspect present invention is possible, may in implementation at the 4th kind, describedly from the default gamma parameter value of M group, choose one group preset gamma parameter value, comprising:
Detect the number of winks of human eye in preset duration in described face;
When described number of winks is not less than default minimum number, according to the number of winks of the human eye in described face in preset duration, and the number of winks-gamma parameter value corresponding relation preset, from the default gamma parameter value of described M group, choose one group preset gamma parameter value, wherein, in the number of winks-gamma parameter value corresponding relation preset, the blue component that gamma parameter value is corresponding becomes negative correlation with number of winks.
Based on the implementation that the second of first aspect present invention is possible, may in implementation at the 5th kind, describedly from the default gamma parameter value of described M group, choose one group preset gamma parameter value, comprising:
Estimate the age of mating with described face;
According to the age of mating with described face estimated, and preset age-gamma parameter value corresponding relation, from the default gamma parameter value of described M group, choose one group preset gamma parameter value, wherein, preset age-gamma parameter value corresponding relation in, the blue component that gamma parameter value is corresponding becomes negative correlation with the age.
Based on the first possibility implementation of first aspect present invention, in the 6th kind of possible implementation, described display screen be in illuminating state and maintenance duration under described illuminating state is more than or equal to default minimum duration time, described presetting gamma parameter value from described M group is chosen one group and is preset gamma parameter value, comprising:
When described display screen be in illuminating state and maintenance duration under described illuminating state in described minimum duration and the interval of maximum duration composition of presetting time, from the default gamma parameter value of described M group, choose i-th group preset gamma parameter value, wherein, affiliated interval comprises M section duration, and described i is the sequence number of the section of described maintenance duration belonging in described interval;
Wherein, the default gamma parameter value of described M group meets following condition: S j>S j+1>S j+2, S jrepresent that jth group presets blue component corresponding to gamma parameter value, 0<j≤M-2; And described M section duration meets following condition: M g<M g+1<M g+2, 0<g≤M-2, M grepresent the scope of g section duration, 0<g≤M-2.
May implementation based on the 6th kind of first aspect present invention, in the 7th kind of possible implementation, describedly from the default gamma parameter value of M group, choose one group preset gamma parameter value, comprising:
When described display screen is in illuminating state and the maintenance duration of described display screen under described illuminating state is greater than described maximum duration, presets gamma parameter value from described M group and choose the default gamma parameter value of M group.
Second aspect present invention provides a kind of display processing unit, comprising:
Determining unit, for determining that terminal is in read state;
Choose unit, with when described determining unit determines that described terminal is in read state, from the default gamma parameter value of described M group, choose one group preset gamma parameter value, wherein, the blue component that different group is preset in display screen emission of light corresponding to gamma parameter value is different;
Setting unit, the gamma parameter value for the display screen by described terminal is set to the described default gamma parameter value chosen, to adjust the blue component in described display screen emission of light.
Based on second aspect present invention, in the implementation that the first is possible, described determining unit specifically for: during at least one in meeting the following conditions, determine that described terminal is in read state:
Face is recognized before described display screen;
Described display screen is in illuminating state and maintenance duration under described illuminating state is more than or equal to default minimum duration.
Based on the first possible implementation of second aspect present invention, in the implementation that the second is possible, described display processing unit also comprises:
Face identification unit, for carrying out recognition of face to the environment before the display screen of terminal;
Described choose unit specifically for: when described face identification unit recognizes face before described display screen, according at least one in number of winks in preset duration of the human eye in described face and the human eye in the distance between described display screen, described face and age of mating with described face, preset from described M group and choose one group gamma parameter value and preset gamma parameter value.
Based on the implementation that the second of second aspect present invention is possible, in the implementation that the third is possible, described in choose unit and comprise:
Distance detecting unit, for detecting the distance between human eye in described face and described display screen;
Son chooses unit, for according to the distance between the human eye in the described described face that detects of distance detecting unit and described display screen, and the distance-gamma parameter value corresponding relation preset, from the default gamma parameter value of described M group, choose one group preset gamma parameter value, wherein, in the distance-gamma parameter value corresponding relation preset, the blue component that gamma parameter value is corresponding becomes positive correlation with distance.
Based on the implementation that the second of second aspect present invention is possible, in the 4th kind of possible implementation,, described face identification unit also for: when recognizing face before described display screen, detect the number of winks of human eye in preset duration in described face;
Described choose unit specifically for: when described number of winks is not less than default minimum number, according to described number of winks, and the number of winks-gamma parameter value corresponding relation preset, from the default gamma parameter value of described M group, choose one group preset gamma parameter value, wherein, in the number of winks-gamma parameter value corresponding relation preset, the blue component that gamma parameter value is corresponding becomes negative correlation with number of winks.
Based on the implementation that the second of second aspect present invention is possible, in the 5th kind of possible implementation, described face identification unit also for: when recognizing face before described display screen, estimate age of mating with described face;
Described unit of choosing is specifically for age of mating with described face of estimating according to described face identification unit, and preset age-gamma parameter value corresponding relation, from the default gamma parameter value of described M group, choose one group preset gamma parameter value, wherein, preset age-gamma parameter value corresponding relation in, the blue component that gamma parameter value is corresponding becomes negative correlation with the age.
Based on the first possible implementation of second aspect present invention, the 6th kind of possible implementation, described display processing unit also comprises:
Detecting unit, for the state of detection display screen;
Timing unit, for when described display screen enters illuminating state, carries out timing to the maintenance duration of described display screen under illuminating state;
Described choose unit specifically for: when described detecting unit detects that described display screen is in illuminating state, and maintenance duration under described illuminating state in described minimum duration and the interval of maximum duration composition of presetting time, from the default gamma parameter value of described M group, choose i-th group preset gamma parameter value, wherein, affiliated interval comprises M section duration, and described i is the sequence number of the section of described maintenance duration belonging in described interval;
Wherein, the default gamma parameter value of described M group meets following condition: S j>S j+1>S j+2, S jrepresent that jth group presets blue component corresponding to gamma parameter value, 0<j≤M-2; And described M section duration meets following condition: M g<M g+1<M g+2, 0<g≤M-2, M grepresent the scope of g section duration, 0<g≤M-2.
Based on the 6th kind of possible implementation of second aspect present invention, in the 7th kind of possible implementation, described in choose unit also for:
When described display screen is in illuminating state and the maintenance duration of described display screen under described illuminating state is greater than described maximum duration, presets gamma parameter value from described M group and choose the default gamma parameter value of M group.
Third aspect present invention provides a kind of terminal, comprising: any one display processing unit in second aspect.
Based on third aspect present invention, in the implementation that the first is possible, described terminal is smart mobile phone or panel computer.
In embodiments of the present invention, when determining that terminal is in read state, from the default gamma parameter value of M group, choose one group preset gamma parameter value, and the gamma parameter value of display screen is set to the described default gamma parameter value chosen, the gamma parameter value of display screen in prior art can be avoided can only to be the gamma parameter value given tacit consent to, and can make when terminal is in read state, the control to the blue component in display screen emission of light is realized by adjustment gamma parameter value, thus the injury of screen to human eye of terminal can be reduced, and certain protective effect is played to the health of human eye.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of display processing method provided by the invention embodiment schematic flow sheet;
Fig. 2 is another embodiment schematic flow sheet of a kind of display processing method provided by the invention;
Fig. 3 is another embodiment schematic flow sheet of a kind of display processing method provided by the invention;
Fig. 4 is another embodiment schematic flow sheet of a kind of display processing method provided by the invention;
Fig. 5 is another embodiment schematic flow sheet of a display processing method provided by the invention;
Fig. 6 is another embodiment schematic flow sheet of a kind of display processing method provided by the invention;
Fig. 7 is a kind of display processing unit provided by the invention example structure schematic diagram;
Fig. 8 is another example structure schematic diagram of a kind of display processing unit provided by the invention.
Embodiment
For making goal of the invention of the present invention, feature, advantage can be more obvious and understandable, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, and not all embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
First the blue light in display screen emission of light is described.Visible ray acts on heat two aspect that human eye shows as optical radiation and generation, and the influence degree that the light of different wave length causes human eye is also different.Research shows, compared with other color (wavelength), wavelength between 400 nanometers to 500 nanometers blue light region between maximum to the harm of human eye, easily can cause green glow, the ruddiness more obviously uncomfortable and disability glare than other long wave.The eye lens system of the mankind can not carry out sharp focusing to blue ray, accurately difference can be focused on the retina with red light and green light, the focal position of blue ray can be front in retina a little, and, blue than wider through distribution when eyeball of other color.
Research shows further, and too much optical radiation can damage retina, and degree of damage depends on the wavelength of light, intensity and irradiation time length.Blue light belongs to the high-energy light in visible ray, and easily touch retina through cornea and crystalline lens, accelerate the cellular oxidation in macula retinae district, excessive exposure even can damage cellula visualis.If macular area Long Term Contact blue light, when can increase old there is the risk of ARM in eyes, even likely causes eyesight forever impaired, and therefore, blue light is easier to have an impact to retina.In addition, under darker environment, human eye can be more responsive to blue light, i.e. (Purkinje) displacement of pul gold.Watch TV night or use computer, when the illumination of periphery is very low, human eye enters the state of mesopic vision, susceptibility spectral response curve is cheap toward shortwave, more responsive to blue light, excessively strong blue light not only can have influence on the health of human eye, also can stimulate the formation of melatonin.
Based on above-mentioned situation, the embodiment of the present invention provides a kind of display processing method and the terminal that are applied to terminal, for reducing the injury of display screen to human eye of terminal.
Be described a kind of display processing method being applied to terminal that the embodiment of the present invention provides below, refer to Fig. 1, the display processing method in the embodiment of the present invention, comprising:
101, determine that terminal is in read state;
Optionally, display processing unit in the embodiment of the present invention provides the eyeshield control being similar to switch, user can select whether to open this eyeshield control voluntarily, when this eyeshield control is opening, display processing unit determination terminal is in read state, when this eyeshield control is closed condition, display processing unit determination terminal is not in read state.
Optionally, during at least one in meeting the following conditions, display processing unit determination terminal is in read state: before the display screen of terminal, recognize face; The display screen of terminal is in illuminating state and maintenance duration under this illuminating state is more than or equal to default minimum duration.
Optionally, the camera (such as front-facing camera or rotatable camera) that display processing unit or terminal configure is utilized to carry out recognition of face to the environment before the display screen of terminal, particularly, carry out recognition of face to the environment before the display screen of terminal in the embodiment of the present invention to realize with reference to prior art, repeat no more herein.
Optionally, above-mentioned two kinds of modes are combined, namely display processing unit provides the eyeshield control being similar to switch, user can select whether to open this eyeshield control voluntarily, when this eyeshield control is opening, and during at least one in meeting the following conditions, display processing unit determination terminal is in read state: recognize face before the display screen of terminal; The display screen of terminal is in illuminating state and maintenance duration under this illuminating state is more than or equal to default minimum duration.
Certainly, also can be in read state by alternate manner determination terminal in the embodiment of the present invention, be not construed as limiting herein.
When determining that terminal is in read state, perform step 102.
102, from the default gamma parameter value of M group, choose one group and preset gamma parameter value;
Wherein, different group presets the blue component difference in display screen emission of light corresponding to gamma parameter value.
Optionally, prestore M group and preset gamma parameter value in display processing unit, wherein, often group presets the blue component difference in display screen emission of light corresponding to gamma parameter value, and above-mentioned M is not less than 1.Illustrate, the default gamma parameter value of above-mentioned M group can be set to the value between 0.1 to 2.2, and wherein, gamma parameter value is less, and the blue component that gamma parameter value is corresponding is less.Certainly, above-mentioned M group is preset gamma parameter value and also can be stored on cloud server or exterior terminal, then in step 102, display processing unit obtains above-mentioned M group from this cloud server or exterior terminal in real time and presets gamma parameter value, and from the default gamma parameter value of above-mentioned M group, chooses one group preset gamma parameter value.
In the embodiment of the present invention, display processing unit can be preset random selecting one group gamma parameter value from M group and preset gamma parameter value; Or, when also can recognize face before the display screen of terminal, according at least one in number of winks in preset duration of the human eye in the face detected and the human eye in the distance between this display screen, this face and age of mating with this face, preset from above-mentioned M group and choose one group gamma parameter value and preset gamma parameter value; Or, also can be in illuminating state at display screen and maintenance duration under illuminating state is more than or equal to default minimum duration time, choose one group according to duration during guarantor from the default gamma parameter value of above-mentioned M group and preset gamma parameter value, and duration is larger when making to protect, the blue component that the default gamma parameter value chosen is corresponding is less, is not construed as limiting herein.
103, the gamma parameter value of above-mentioned display screen is set to the above-mentioned default gamma parameter value chosen, to adjust the blue component in above-mentioned display screen emission of light.
Optionally, the gamma parameter value of above-mentioned display screen is set to one group that step 102 chooses by mobile Industry Processor Interface (MIPI, Mobile IndustryProcessor Interface) and presets gamma parameter value by display processing unit.Wherein, MIPI is a set of interface standard defined by MIPI interface alliance, and the interface of terminal inner as the standardization such as camera, display screen, is added design flexibility by it.Certainly, also the gamma parameter value of above-mentioned display screen can be set to one group that step 102 chooses by alternate manner in the embodiment of the present invention and preset gamma parameter value, be not construed as limiting herein.
It should be noted that, due in the display screen of terminal, red, green and blue (i.e. RGB) is three primary colours, transmission and the conversion of signal are all carried out according to these three kinds of colors, and gamma parameter is the physical attribute of display screen, for controlling the color of display screen, therefore, can by arranging M group gamma parameter value, and make the blue component in the display screen emission of light that M group gamma parameter value is corresponding different in the embodiment of the present invention.
It should be noted that, display processing unit in the embodiment of the present invention can be integrated device in the terminal, or, also can be independent of terminal and the device of communication can be realized with terminal, terminal in the embodiment of the present invention include but not limited to smart mobile phone, panel computer, notebook or other be configured with the terminal of display screen, be not construed as limiting herein.
In embodiments of the present invention, when determining that terminal is in read state, from the default gamma parameter value of M group, choose one group preset gamma parameter value, and the gamma parameter value of display screen is set to the described default gamma parameter value chosen, the gamma parameter value of display screen in prior art can be avoided can only to be the gamma parameter value given tacit consent to, and can make when terminal is in read state, the control to the blue component in display screen emission of light is realized by adjustment gamma parameter value, thus the injury of screen to human eye of terminal can be reduced, and certain protective effect is played to the health of human eye.
Below on basis embodiment illustrated in fig. 1, with an embody rule example, the display processing method in the embodiment of the present invention is described, triggers blue light adjustment by recognition of face in embodiments of the present invention, as shown in Figure 2, display processing method in the embodiment of the present invention, comprising:
201, recognition of face is carried out to the environment before the display screen of terminal;
In the embodiment of the present invention, the camera (such as front-facing camera or rotatable camera) that display processing unit or terminal configure is utilized to carry out recognition of face to the environment before the display screen of terminal, particularly, carry out recognition of face to the environment before the display screen of terminal in the embodiment of the present invention to realize with reference to prior art, repeat no more herein.
Optionally, the action of the recognition of face in the invention process is that event triggers, such as, when the display screen of terminal is lighted, perform the step of the environment before the display screen of terminal being carried out to recognition of face, and before terminal puts out screen, keep the environment before to the display screen of terminal to carry out the action of recognition of face.Or, in the embodiment of the present invention, display processing unit also can carry out the step of recognition of face to the environment before the display screen of terminal by periodic triggers, or, user can input section sometime, display processing unit is performed within this time period step that the environment before to the display screen of terminal carries out recognition of face, or display processing unit provides the control being similar to switch for user, and user can start or close the execution of step 201 by this control.Certainly, the embodiment of the present invention also can pass through alternate manner triggered step 201, is not construed as limiting herein.
202, when recognizing face before above-mentioned display screen, determine that terminal is in read state.
203, from the default gamma parameter value of M group, choose one group and preset gamma parameter value;
In the embodiment of the present invention, display processing unit can be preset random selecting one group gamma parameter value from M group and preset gamma parameter value; Or, also can according to the human eye in the face detected and the human eye in the distance between this display screen, this face number of winks in preset duration and at least one in the age of mating with this face, preset from above-mentioned M group and choose one group gamma parameter value and preset gamma parameter value; Be not construed as limiting herein.
Optionally, above-mentioned M group is preset gamma parameter value and is stored in different registers respectively, and use the register value of register to identify the default gamma parameter value be stored in this register, so that corresponding default gamma parameter value is chosen and called to display processing unit according to register value.
204, the gamma parameter value of above-mentioned display screen is set to the above-mentioned default gamma parameter value chosen, to adjust the blue component in above-mentioned display screen emission of light.
Optionally, the gamma parameter value of above-mentioned display screen is set to the above-mentioned default gamma parameter value chosen by display processing unit by MIPI interface.Wherein, MIPI is a set of interface standard defined by MIPI interface alliance, and the interface of terminal inner as the standardization such as camera, display screen, is added design flexibility by it.Certainly, also the gamma parameter value of above-mentioned display screen can be set to one group that step 203 chooses by alternate manner in the embodiment of the present invention and preset gamma parameter value, be not construed as limiting herein.
It should be noted that, due in the display screen of terminal, red, green and blue (i.e. RGB) is three primary colours, transmission and the conversion of signal are all carried out according to these three kinds of colors, and gamma parameter is the physical attribute of display screen, for controlling the color of display screen, therefore, can by arranging M group gamma parameter value, and make the blue component in the display screen emission of light that M group gamma parameter value is corresponding different in the embodiment of the present invention.
It should be noted that, display processing unit in the embodiment of the present invention can be integrated device in the terminal, or, also can be independent of terminal and the device of communication can be realized with terminal, terminal in the embodiment of the present invention include but not limited to smart mobile phone, panel computer, notebook or other be configured with the terminal of display screen, be not construed as limiting herein.
In embodiments of the present invention, when determining that terminal is in read state, from the default gamma parameter value of M group, choose one group preset gamma parameter value, and the gamma parameter value of display screen is set to the described default gamma parameter value chosen, the gamma parameter value of display screen in prior art can be avoided can only to be the gamma parameter value given tacit consent to, and can make when terminal is in read state, the control to the blue component in display screen emission of light is realized by adjustment gamma parameter value, thus the injury of screen to human eye of terminal can be reduced, and certain protective effect is played to the health of human eye.
Below on basis embodiment illustrated in fig. 2, with an embody rule example, the display processing method in the embodiment of the present invention is described, in embodiments of the present invention, default gamma parameter value is chosen according to the distance between the human eye in face and display screen, as shown in Figure 3, display processing method in the embodiment of the present invention, comprising:
301, recognition of face is carried out to the environment before the display screen of terminal;
In the embodiment of the present invention, the camera (such as front-facing camera or rotatable camera) that display processing unit or terminal configure is utilized to carry out recognition of face to the environment before the display screen of terminal, particularly, carry out recognition of face to the environment before the display screen of terminal in the embodiment of the present invention to realize with reference to prior art, repeat no more herein.
Optionally, the action of the recognition of face in the invention process is that event triggers, such as, when the display screen of terminal is lighted, perform the step of the environment before the display screen of terminal being carried out to recognition of face, and before terminal puts out screen, keep the environment before to the display screen of terminal to carry out the action of recognition of face.Or, in the embodiment of the present invention, display processing unit also can carry out the step of recognition of face to the environment before the display screen of terminal by periodic triggers, or, user can input section sometime, display processing unit is performed within this time period step that the environment before to the display screen of terminal carries out recognition of face, or display processing unit provides the control being similar to switch for user, and user can start or close the execution of step 301 by this control.Certainly, the embodiment of the present invention also can pass through alternate manner triggered step 301, is not construed as limiting herein.
302, when recognizing face before above-mentioned display screen, determine that terminal is in read state.
303, the distance between human eye in above-mentioned face and above-mentioned display screen is detected;
Optionally, be terminal configuration proximity transducer in the embodiment of the present invention, display processing unit utilizes this proximity transducer and detects the distance between human eye in face and above-mentioned display screen in conjunction with the eyes location algorithm (such as domain division method, edge extracting method, Gray Projection method, neural network and template matching method etc.) in face recognition technology.
304, according to the human eye in above-mentioned face and the distance between above-mentioned display screen, and the distance-gamma parameter value corresponding relation preset, from the default gamma parameter value of above-mentioned M group, choose one group preset gamma parameter value;
Wherein, in the distance-gamma parameter value corresponding relation preset, the blue component that gamma parameter value is corresponding becomes positive correlation with distance.
Particularly, preset a distance-gamma parameter value corresponding relation, in this distance-gamma parameter value corresponding relation, set up the relation that M group presets gamma parameter value and distance, and distance more hour, the blue component corresponding to default gamma parameter value of this distance correspondence is less, certainly, this distance-gamma parameter value corresponding relation also can show as the corresponding relation with default gamma parameter value between distance regions, namely same default gamma parameter value is corresponded in same distance regions, the interval corresponding different default gamma parameter value of different distance, and, in different distance interval, distance is less, the blue component corresponding to default gamma parameter value of this distance correspondence is less.
305, the gamma parameter value of above-mentioned display screen is set to the above-mentioned default gamma parameter value chosen, to adjust the blue component in above-mentioned display screen emission of light.
Optionally, the gamma parameter value of above-mentioned display screen is set to the above-mentioned default gamma parameter value chosen by display processing unit by MIPI interface.Wherein, MIPI is a set of interface standard defined by MIPI interface alliance, and the interface of terminal inner as the standardization such as camera, display screen, is added design flexibility by it.Certainly, also the gamma parameter value of above-mentioned display screen can be set to one group that step 304 chooses by alternate manner in the embodiment of the present invention and preset gamma parameter value, be not construed as limiting herein.
It should be noted that, due in the display screen of terminal, red, green and blue (i.e. RGB) is three primary colours, transmission and the conversion of signal are all carried out according to these three kinds of colors, and gamma parameter is the physical attribute of display screen, for controlling the color of display screen, therefore, can by arranging M group gamma parameter value, and make the blue component in the display screen emission of light that M group gamma parameter value is corresponding different in the embodiment of the present invention.
It should be noted that, display processing unit in the embodiment of the present invention can be integrated device in the terminal, or, also can be independent of terminal and the device of communication can be realized with terminal, terminal in the embodiment of the present invention include but not limited to smart mobile phone, panel computer, notebook or other be configured with the terminal of display screen, be not construed as limiting herein.
In embodiments of the present invention, when determining that terminal is in read state, from the default gamma parameter value of M group, choose one group preset gamma parameter value, and the gamma parameter value of display screen is set to the described default gamma parameter value chosen, the gamma parameter value of display screen in prior art can be avoided can only to be the gamma parameter value given tacit consent to, and can make when terminal is in read state, the control to the blue component in display screen emission of light is realized by adjustment gamma parameter value, thus the injury of screen to human eye of terminal can be reduced, and certain protective effect is played to the health of human eye.
Below on basis embodiment illustrated in fig. 2, with an embody rule example, the display processing method in the embodiment of the present invention is described, in embodiments of the present invention, default gamma parameter value is chosen according to the number of winks of the human eye in face in preset duration, as shown in Figure 4, display processing method in the embodiment of the present invention, comprising:
401, recognition of face is carried out to the environment before the display screen of terminal;
In the embodiment of the present invention, the camera (such as front-facing camera or rotatable camera) that display processing unit or terminal configure is utilized to carry out recognition of face to the environment before the display screen of terminal, particularly, carry out recognition of face to the environment before the display screen of terminal in the embodiment of the present invention to realize with reference to prior art, repeat no more herein.
Optionally, the action of the recognition of face in the invention process is that event triggers, such as, when the display screen of terminal is lighted, perform the step of the environment before the display screen of terminal being carried out to recognition of face, and before terminal puts out screen, keep the environment before to the display screen of terminal to carry out the action of recognition of face.Or, in the embodiment of the present invention, display processing unit also can carry out the step of recognition of face to the environment before the display screen of terminal by periodic triggers, or, user can input section sometime, display processing unit is performed within this time period step that the environment before to the display screen of terminal carries out recognition of face, or display processing unit provides the control being similar to switch for user, and user can start or close the execution of step 401 by this control.Certainly, the embodiment of the present invention also can pass through alternate manner triggered step 401, is not construed as limiting herein.
402, when recognizing face before above-mentioned display screen, determine that terminal is in read state.
403, the number of winks of human eye in preset duration in above-mentioned face is detected;
In the embodiment of the present invention, display processing unit detects the number of winks of human eye in preset duration in above-mentioned face.Concrete, above-mentioned duration can set according to the actual requirements.Whether the human eye detected in the embodiment of the present invention in above-mentioned face blinks can realize with reference to existing blink detection algorithm, repeats no more herein.
404, when above-mentioned number of winks is not less than default minimum number, according to above-mentioned number of winks, and the number of winks-gamma parameter value corresponding relation preset, from the default gamma parameter value of above-mentioned M group, choose one group preset gamma parameter value;
Wherein, in the number of winks-gamma parameter value corresponding relation preset, the blue component that gamma parameter value is corresponding becomes negative correlation with number of winks.
In the embodiment of the present invention, preset number of times-gamma parameter value corresponding relation at a wink, in this number of winks-gamma parameter value corresponding relation, set up the relation that M group presets gamma parameter value and number of winks, and when number of winks is more, the blue component that default gamma parameter value corresponding to this number of winks is corresponding is less, certainly, this number of winks-gamma parameter value corresponding relation also can show as the corresponding relation of number of winks interval and default gamma parameter value, namely same default gamma parameter value is corresponded in same number of winks interval, the interval corresponding different default gamma parameter value of different number of winks, and, in different number of winks interval, number of winks is more, the blue component that default gamma parameter value corresponding to this number of winks is corresponding is less.
Optionally, the minimum number and the maximum times that arrange number of winks are respectively n1 and n2, when the number of winks of human eye in preset duration that step 403 detects in face is positioned at above-mentioned interval, according to the number of winks of the human eye in above-mentioned face in preset duration, and the number of winks-gamma parameter value corresponding relation preset, choose one group from the default gamma parameter value of above-mentioned M group and preset gamma parameter value, when the number of winks of human eye in preset duration that step 403 detects in face is greater than above-mentioned maximum times, preset gamma parameter value from above-mentioned M group to choose minimum one group of corresponding blue component and preset gamma parameter value.
405, the gamma parameter value of above-mentioned display screen is set to the above-mentioned default gamma parameter value chosen, to adjust the blue component in above-mentioned display screen emission of light.
Optionally, the gamma parameter value of above-mentioned display screen is set to the above-mentioned default gamma parameter value chosen by display processing unit by MIPI interface.Wherein, MIPI is a set of interface standard defined by MIPI interface alliance, and the interface of terminal inner as the standardization such as camera, display screen, is added design flexibility by it.Certainly, also the gamma parameter value of above-mentioned display screen can be set to one group that step 404 chooses by alternate manner in the embodiment of the present invention and preset gamma parameter value, be not construed as limiting herein.
It should be noted that, due in the display screen of terminal, red, green and blue (i.e. RGB) is three primary colours, transmission and the conversion of signal are all carried out according to these three kinds of colors, and gamma parameter is the physical attribute of display screen, for controlling the color of display screen, therefore, can by arranging M group gamma parameter value, and make the blue component in the display screen emission of light that M group gamma parameter value is corresponding different in the embodiment of the present invention.
It should be noted that, display processing unit in the embodiment of the present invention can be integrated device in the terminal, or, also can be independent of terminal and the device of communication can be realized with terminal, terminal in the embodiment of the present invention include but not limited to smart mobile phone, panel computer, notebook or other be configured with the terminal of display screen, be not construed as limiting herein.
In embodiments of the present invention, when determining that terminal is in read state, from the default gamma parameter value of M group, choose one group preset gamma parameter value, and the gamma parameter value of display screen is set to the described default gamma parameter value chosen, the gamma parameter value of display screen in prior art can be avoided can only to be the gamma parameter value given tacit consent to, and can make when terminal is in read state, the control to the blue component in display screen emission of light is realized by adjustment gamma parameter value, thus the injury of screen to human eye of terminal can be reduced, and certain protective effect is played to the health of human eye.
Below on basis embodiment illustrated in fig. 2, with an embody rule example, the display processing method in the embodiment of the present invention is described, in embodiments of the present invention, default gamma parameter value is chosen according to the age estimated by face, as shown in Figure 5, display processing method in the embodiment of the present invention, comprising:
501, recognition of face is carried out to the environment before the display screen of terminal;
In the embodiment of the present invention, the camera (such as front-facing camera or rotatable camera) that display processing unit or terminal configure is utilized to carry out recognition of face to the environment before the display screen of terminal, particularly, carry out recognition of face to the environment before the display screen of terminal in the embodiment of the present invention to realize with reference to prior art, repeat no more herein.
Optionally, the action of the recognition of face in the invention process is that event triggers, such as, when the display screen of terminal is lighted, perform the step of the environment before the display screen of terminal being carried out to recognition of face, and before terminal puts out screen, keep the environment before to the display screen of terminal to carry out the action of recognition of face.Or, in the embodiment of the present invention, display processing unit also can carry out the step of recognition of face to the environment before the display screen of terminal by periodic triggers, or, user can input section sometime, display processing unit is performed within this time period step that the environment before to the display screen of terminal carries out recognition of face, or display processing unit provides the control being similar to switch for user, and user can start or close the execution of step 501 by this control.Certainly, the embodiment of the present invention also can pass through alternate manner triggered step 501, is not construed as limiting herein.
502, when recognizing face before above-mentioned display screen, determine that terminal is in read state.
503, when recognizing face before above-mentioned display screen, the age of mating with above-mentioned face is estimated;
In the embodiment of the present invention, display processing unit estimates the age of mating with above-mentioned face.Wherein, the above-mentioned age can refer to the concrete a certain age (as 35 years old), also can be some age brackets (as 31 ~ 39 years old).
In the embodiment of the present invention, the facial image of many group all ages and classes can be built in advance, display processing unit is according to these facial images training age of acquisition function, when display processing unit detects face in step 501, according to the age that the face recognized mates with this face with above-mentioned age Function Estimation.Concrete, method of estimation has following several: 1, build overall situation age function: by the overall age function of a large amount of facial images training structure one, when display processing unit detects face in step 501, calculate the age of mating for this face by directly using this overall situation age function; 2, outward appearance specific age function: this age function divides input with facial characteristics, when display processing unit detects face in step 501, find the age function having the facial image of similar features to calculate with this face, then calculate the age of mating with this face; 3, weighting age function: the method used with outward appearance specific age function is similar, when display processing unit detects face in step 501, find the age function having similar features with this face, when can not find the age function having the facial image of similar features to calculate with this face, institute is used to estimate at the age of has age function to this face, then it is weighted, thus obtains estimated result.
Certainly, the embodiment of the present invention also can adopt alternate manner to estimate the age recognizing face, is not construed as limiting herein.
504, according to the age of mating with above-mentioned face estimated, and preset age-gamma parameter value corresponding relation, from the default gamma parameter value of above-mentioned M group, choose one group preset gamma parameter value;
Wherein, preset age-gamma parameter value corresponding relation in, the blue component that gamma parameter value is corresponding becomes negative correlation with the age.
In the embodiment of the present invention, preset one age-gamma parameter value correspondence relationship information, this age-gamma parameter value corresponding relation in, set up M group and preset gamma parameter value and the relation at age, and the age is time larger, the blue component corresponding to default gamma parameter value of this distance correspondence is less, certainly, this age-gamma parameter value corresponding relation also can show as the corresponding relation of age range and default gamma parameter value, namely same default gamma parameter value is corresponded in age-grade interval, the interval corresponding different default gamma parameter value of all ages and classes, and, in all ages and classes interval, age is larger, the blue component that default gamma parameter value corresponding to this age is corresponding is less.
505, the gamma parameter value of above-mentioned display screen is set to the above-mentioned default gamma parameter value chosen, to adjust the blue component in above-mentioned display screen emission of light.
Optionally, the gamma parameter value of above-mentioned display screen is set to the above-mentioned default gamma parameter value chosen by display processing unit by MIPI interface.Wherein, MIPI is a set of interface standard defined by MIPI interface alliance, and the interface of terminal inner as the standardization such as camera, display screen, is added design flexibility by it.Certainly, also the gamma parameter value of above-mentioned display screen can be set to one group that step 504 chooses by alternate manner in the embodiment of the present invention and preset gamma parameter value, be not construed as limiting herein.
It should be noted that, due in the display screen of terminal, red, green and blue (i.e. RGB) is three primary colours, transmission and the conversion of signal are all carried out according to these three kinds of colors, and gamma parameter is the physical attribute of display screen, for controlling the color of display screen, therefore, can by arranging M group gamma parameter value, and make the blue component in the display screen emission of light that M group gamma parameter value is corresponding different in the embodiment of the present invention.
It should be noted that, display processing unit in the embodiment of the present invention can be integrated device in the terminal, or, also can be independent of terminal and the device of communication can be realized with terminal, terminal in the embodiment of the present invention include but not limited to smart mobile phone, panel computer, notebook or other be configured with the terminal of display screen, be not construed as limiting herein.
In embodiments of the present invention, when determining that terminal is in read state, from the default gamma parameter value of M group, choose one group preset gamma parameter value, and the gamma parameter value of display screen is set to the described default gamma parameter value chosen, the gamma parameter value of display screen in prior art can be avoided can only to be the gamma parameter value given tacit consent to, and can make when terminal is in read state, the control to the blue component in display screen emission of light is realized by adjustment gamma parameter value, thus the injury of screen to human eye of terminal can be reduced, and certain protective effect is played to the health of human eye.
Below on basis embodiment illustrated in fig. 1, be described the display processing method in the embodiment of the present invention, light duration according to display screen in the embodiment of the present invention and trigger blue light adjustment, as shown in Figure 6, the display processing method in the embodiment of the present invention, comprising:
601, the state of detection display screen;
In the embodiment of the present invention, the state of the display screen of display processing unit sense terminals, to determine whether display screen is in illuminating state.
602, when above-mentioned display screen is in illuminating state and maintenance duration under above-mentioned illuminating state is more than or equal to default minimum duration, determine that terminal is in read state;
In the embodiment of the present invention, timing is started when display processing unit detects that the display screen of terminal enters illuminating state from OFF state, when above-mentioned display screen is in illuminating state and maintenance duration under above-mentioned illuminating state is more than or equal to default minimum duration, determine that terminal is in read state.
Wherein, above-mentioned minimum duration can set according to specific needs.
603, from the default gamma parameter value of above-mentioned M group, choose one group and preset gamma parameter value;
Optionally, preset a maximum duration, when above-mentioned display screen is in illuminating state and maintenance duration under above-mentioned illuminating state is greater than this maximum duration, presets gamma parameter value from above-mentioned M group and choose minimum one group of corresponding blue light components and preset gamma parameter value.
Optionally, when above-mentioned display screen be in illuminating state and maintenance duration under above-mentioned illuminating state in the interval of above-mentioned minimum duration and above-mentioned maximum duration composition time, from the default gamma parameter value of above-mentioned M group, choose i-th group preset gamma parameter value, wherein, above-mentioned interval comprises M section duration, and above-mentioned i is the sequence number of the section of above-mentioned maintenance duration belonging in above-mentioned interval.Wherein, the default gamma parameter value of above-mentioned M group meets following condition: S j>S j+1>S j+2, S jrepresent that jth group presets blue component corresponding to gamma parameter value, 0<j≤M-2; And described M section duration meets following condition: M g<M g+1<M g+2, 0<g≤M-2, M grepresent the scope of g section duration, 0<g≤M-2.
604, the gamma parameter value of above-mentioned display screen is set to the above-mentioned default gamma parameter value chosen, to adjust the blue component in above-mentioned display screen emission of light.
Optionally, the gamma parameter value of above-mentioned display screen is set to the above-mentioned default gamma parameter value chosen by display processing unit by MIPI interface.Wherein, MIPI is a set of interface standard defined by MIPI interface alliance, and the interface of terminal inner as the standardization such as camera, display screen, is added design flexibility by it.Certainly, also the gamma parameter value of above-mentioned display screen can be set to one group that step 603 chooses by alternate manner in the embodiment of the present invention and preset gamma parameter value, be not construed as limiting herein.
It should be noted that, due in the display screen of terminal, red, green and blue (i.e. RGB) is three primary colours, transmission and the conversion of signal are all carried out according to these three kinds of colors, and gamma parameter is the physical attribute of display screen, for controlling the color of display screen, therefore, can by arranging M group gamma parameter value, and make the blue component in the display screen emission of light that M group gamma parameter value is corresponding different in the embodiment of the present invention.
It should be noted that, display processing unit in the embodiment of the present invention can be integrated device in the terminal, or, also can be independent of terminal and the device of communication can be realized with terminal, terminal in the embodiment of the present invention include but not limited to smart mobile phone, panel computer, notebook or other be configured with the terminal of display screen, be not construed as limiting herein.
In embodiments of the present invention, when determining that terminal is in read state, from the default gamma parameter value of M group, choose one group preset gamma parameter value, and the gamma parameter value of display screen is set to the described default gamma parameter value chosen, the gamma parameter value of display screen in prior art can be avoided can only to be the gamma parameter value given tacit consent to, and can make when terminal is in read state, the control to the blue component in display screen emission of light is realized by adjustment gamma parameter value, thus the injury of screen to human eye of terminal can be reduced, and certain protective effect is played to the health of human eye.
Should understand, for aforesaid embodiment of the method, in order to easy description, therefore it is all expressed as a series of combination of actions, but those skilled in the art should know, the present invention is not by the restriction of described sequence of movement, because according to the present invention, some step can adopt other order or carry out simultaneously.
The embodiment of the present invention provides a kind of display processing unit, and as shown in Figure 7, the display processing unit 700 in the embodiment of the present invention comprises:
Determining unit 701, for determining that terminal is in read state;
Choose unit 702, for when determining unit 701 determines that above-mentioned terminal is in read state, from the default gamma parameter value of above-mentioned M group, choose one group preset gamma parameter value, wherein, the blue component that different group is preset in display screen emission of light corresponding to gamma parameter value is different;
Setting unit 703, the gamma parameter value for the display screen by above-mentioned terminal is set to choose the default gamma parameter value that unit 702 is chosen, to adjust the blue component in above-mentioned display screen emission of light.
Optionally, determining unit 701 specifically for: during at least one in meeting the following conditions, determine that described terminal is in read state: before above-mentioned display screen, recognize face; Above-mentioned display screen is in illuminating state and maintenance duration under above-mentioned illuminating state is more than or equal to default minimum duration.
Optionally, on basis embodiment illustrated in fig. 7, display processing unit 800 as shown in Figure 8, also comprises: face identification unit 704, for carrying out recognition of face to the environment before the display screen of terminal; Choose unit 702 specifically for: when face identification unit 704 recognizes face before above-mentioned display screen, according at least one in number of winks in preset duration of the human eye in above-mentioned face and the human eye in the distance between above-mentioned display screen, above-mentioned face and age of mating with above-mentioned face, preset from above-mentioned M group and choose one group gamma parameter value and preset gamma parameter value.
Optionally, on basis embodiment illustrated in fig. 8, choose unit 702 and comprise: distance detecting unit, for detecting the distance between human eye in above-mentioned face and above-mentioned display screen; Son chooses unit, for according to the distance between the human eye in the above-mentioned above-mentioned face that detects of distance detecting unit and above-mentioned display screen, and the distance-gamma parameter value corresponding relation preset, from the default gamma parameter value of above-mentioned M group, choose one group preset gamma parameter value, wherein, in the distance-gamma parameter value corresponding relation preset, the blue component that gamma parameter value is corresponding becomes positive correlation with distance.
Optionally, on basis embodiment illustrated in fig. 8, face identification unit 704 also for: when recognizing face before above-mentioned display screen, detect the number of winks of human eye in preset duration in above-mentioned face; Choose unit 702 specifically for: when the number of winks of human eye in preset duration in the above-mentioned face that face identification unit 704 detects is not less than default minimum number, according to above-mentioned number of winks, and the number of winks-gamma parameter value corresponding relation preset, choose one group from the default gamma parameter value of above-mentioned M group and preset gamma parameter value, wherein, in the number of winks-gamma parameter value corresponding relation preset, the blue component that gamma parameter value is corresponding becomes negative correlation with number of winks.
Optionally, on basis embodiment illustrated in fig. 8, face identification unit 704 also for: when recognizing face before above-mentioned display screen, estimate age of mating with above-mentioned face; Choose unit 702 specifically for: according to face identification unit 704 estimate the age of mating with above-mentioned face, and preset age-gamma parameter value corresponding relation, from the default gamma parameter value of above-mentioned M group, choose one group preset gamma parameter value, wherein, preset age-gamma parameter value corresponding relation in, the blue component that gamma parameter value is corresponding becomes negative correlation with the age.
Optionally, on basis embodiment illustrated in fig. 7, display processing unit also comprises: detecting unit, for the state of detection display screen; Timing unit, for when above-mentioned display screen enters illuminating state, carries out timing to the maintenance duration of above-mentioned display screen under illuminating state; Choose unit 702 specifically for: when above-mentioned detecting unit detect above-mentioned display screen be in illuminating state and maintenance duration under above-mentioned illuminating state in above-mentioned minimum duration and the interval of maximum duration composition of presetting time, choose i-th group from the default gamma parameter value of above-mentioned M group and preset gamma parameter value, wherein, above-mentioned interval comprises M section duration, above-mentioned i is the sequence number of the section of above-mentioned maintenance duration belonging in above-mentioned interval, wherein, the default gamma parameter value of above-mentioned M group meets following condition: S j>S j+1>S j+2, S jrepresent that jth group presets blue component corresponding to gamma parameter value, 0<j≤M-2; And above-mentioned M section duration meets following condition: M g<M g+1<M g+2, 0<g≤M-2, M grepresent the scope of g section duration, 0<g≤M-2.Further, choose unit 702 also for: when above-mentioned display screen is in illuminating state and the maintenance duration of above-mentioned display screen under above-mentioned illuminating state is greater than above-mentioned maximum duration, presets gamma parameter value from above-mentioned M group and choose the default gamma parameter value of M group.
It should be noted that, display processing unit in the embodiment of the present invention can be integrated device in the terminal, or, also can be independent of terminal and the device of communication can be realized with terminal, terminal in the embodiment of the present invention include but not limited to smart mobile phone, panel computer, notebook or other be configured with the terminal of display screen, be not construed as limiting herein.Display processing unit in the embodiment of the present invention can as the display processing unit mentioned in above-mentioned embodiment of the method, may be used for the whole technical schemes realized in said method embodiment, the function of its each functional module can according to the method specific implementation in said method embodiment, its specific implementation process can refer to the associated description in above-described embodiment, repeats no more herein.
In embodiments of the present invention, when determining that terminal is in read state, from the default gamma parameter value of M group, choose one group preset gamma parameter value, and the gamma parameter value of display screen is set to the described default gamma parameter value chosen, the gamma parameter value of display screen in prior art can be avoided can only to be the gamma parameter value given tacit consent to, and can make when terminal is in read state, the control to the blue component in display screen emission of light is realized by adjustment gamma parameter value, thus the injury of screen to human eye of terminal can be reduced, and certain protective effect is played to the health of human eye.
The embodiment of the present invention also provides a kind of terminal, comprising: the arbitrary display processing unit described in said apparatus embodiment.
Optionally, terminal in the embodiment of the present invention is through wireless access network (RAN, Residential AccessNetwork) carry out with one or more core net the subscriber equipment that communicates, this subscriber equipment can be specifically that mobile phone (or is called " honeycomb " phone, such as smart mobile phone), be equipped with the computing machine etc. of mobile terminal, concrete, above-mentioned subscriber equipment can also be portable, pocket, hand-held, built-in computer or vehicle-mounted mobile device, they and RAN switched voice and/or data.Or the terminal in the embodiment of the present invention also can comprise personal digital assistant (PDA, Personal Digital Assistant), panel computer, point-of-sale terminal (POS, point of sale) or vehicle-mounted computer etc.
In several embodiments that the application provides, should be understood that disclosed apparatus and method can realize by another way.Such as, device embodiment described above is only schematic, such as, the division of said units, be only a kind of logic function to divide, actual can have other dividing mode when realizing, such as multiple unit or assembly can in conjunction with or another system can be integrated into, or some features can be ignored, or do not perform.Another point, shown or discussed coupling each other or direct-coupling or communication connection can be by some interfaces, and the indirect coupling of device or unit or communication connection can be electrical, machinery or other form.
The above-mentioned unit illustrated as separating component or can may not be and physically separates, and the parts as unit display can be or may not be physical location, namely can be positioned at a place, or also can be distributed in multiple network element.Some or all of unit wherein can be selected according to the actual needs to realize the object of the present embodiment scheme.
In addition, each functional unit in each embodiment of the present invention can be integrated in a processing unit, also can be that the independent physics of unit exists, also can two or more unit in a unit integrated.Above-mentioned integrated unit both can adopt the form of hardware to realize, and the form of SFU software functional unit also can be adopted to realize.
If above-mentioned integrated unit using the form of SFU software functional unit realize and as independently production marketing or use time, can be stored in a computer read/write memory medium.Based on such understanding, the part that technical scheme of the present invention contributes to prior art in essence in other words or all or part of of this technical scheme can embody with the form of software product, this computer software product is stored in a storage medium, comprising some instructions in order to make a computer equipment (can be personal computer, server, or the network equipment etc.) perform all or part of step of each embodiment said method of the present invention.And aforesaid storage medium comprises: USB flash disk, portable hard drive, ROM (read-only memory) (ROM, Read-Only Memory), random access memory (RAM, Random Access Memory), magnetic disc or CD etc. various can be program code stored medium.
In the above-described embodiments, the description of each embodiment is all emphasized particularly on different fields, in certain embodiment, there is no the part described in detail, can see the associated description of other embodiment.Those skilled in the art also should know, the embodiment described in instructions all belongs to preferred embodiment, and involved action and module might not be all that the present invention is necessary.
It is more than the description to a kind of display processing method provided by the present invention, display processing unit and terminal, for one of ordinary skill in the art, according to the thought of the embodiment of the present invention, all will change in specific embodiments and applications, to sum up, this description should not be construed as limitation of the present invention.

Claims (18)

1. a display processing method, is characterized in that, comprising:
Determine that terminal is in read state;
From the default gamma parameter value of M group, choose one group preset gamma parameter value, wherein, the blue component that different group is preset in display screen emission of light corresponding to gamma parameter value is different;
The gamma parameter value of the display screen of described terminal is set to the described default gamma parameter value chosen, to adjust the blue component in described display screen emission of light.
2. method according to claim 1, is characterized in that, describedly determines that terminal is in read state, comprising:
During at least one in meeting the following conditions, determine that described terminal is in read state:
Face is recognized before described display screen;
Described display screen is in illuminating state and maintenance duration under described illuminating state is more than or equal to default minimum duration.
3. method as claimed in claim 2, is characterized in that, when recognizing face before described display screen, describedly from the default gamma parameter value of described M group, chooses one group preset gamma parameter value, comprising:
According at least one in number of winks in preset duration of the human eye in described face and the human eye in the distance between described display screen, described face and age of mating with described face, preset from described M group and choose one group gamma parameter value and preset gamma parameter value.
4. method according to claim 3, is characterized in that, described presetting gamma parameter value from M group is chosen one group and preset gamma parameter value, comprising:
Detect the distance between human eye in described face and described display screen;
According to the human eye in described face and the distance between described display screen, and the distance-gamma parameter value corresponding relation preset, from the default gamma parameter value of described M group, choose one group preset gamma parameter value, wherein, in the distance-gamma parameter value corresponding relation preset, the blue component that gamma parameter value is corresponding becomes positive correlation with distance.
5. method according to claim 3, is characterized in that, described presetting gamma parameter value from M group is chosen one group and preset gamma parameter value, comprising:
Detect the number of winks of human eye in preset duration in described face;
When described number of winks is not less than default minimum number, according to the number of winks of the human eye in described face in preset duration, and the number of winks-gamma parameter value corresponding relation preset, from the default gamma parameter value of described M group, choose one group preset gamma parameter value, wherein, in the number of winks-gamma parameter value corresponding relation preset, the blue component that gamma parameter value is corresponding becomes negative correlation with number of winks.
6. method according to claim 3, is characterized in that, described presetting gamma parameter value from described M group is chosen one group and preset gamma parameter value, comprising:
Estimate the age of mating with described face;
According to the age of mating with described face estimated, and preset age-gamma parameter value corresponding relation, from the default gamma parameter value of described M group, choose one group preset gamma parameter value, wherein, preset age-gamma parameter value corresponding relation in, the blue component that gamma parameter value is corresponding becomes negative correlation with the age.
7. method according to claim 2, it is characterized in that, described display screen be in illuminating state and maintenance duration under described illuminating state is more than or equal to default minimum duration time, described presetting from described M group is chosen one group gamma parameter value and is preset gamma parameter value, comprising:
When described display screen be in illuminating state and maintenance duration under described illuminating state in described minimum duration and the interval of maximum duration composition of presetting time, from the default gamma parameter value of described M group, choose i-th group preset gamma parameter value, wherein, described interval comprises M section duration, and described i is the sequence number of the section of described maintenance duration belonging in described interval;
Wherein, the default gamma parameter value of described M group meets following condition: S j>S j+1>S j+2, S jrepresent that jth group presets blue component corresponding to gamma parameter value, 0<j≤M-2; And described M section duration meets following condition: M g<M g+1<M g+2, 0<g≤M-2, M grepresent the scope of g section duration, 0<g≤M-2.
8. method according to claim 7, is characterized in that, described presetting gamma parameter value from M group is chosen one group and preset gamma parameter value, comprising:
When described display screen is in illuminating state and the maintenance duration of described display screen under described illuminating state is greater than described maximum duration, presets gamma parameter value from described M group and choose the default gamma parameter value of M group.
9. a display processing unit, is characterized in that, comprising:
Determining unit, for determining that terminal is in read state;
Choose unit, with when described determining unit determines that described terminal is in read state, from the default gamma parameter value of described M group, choose one group preset gamma parameter value, wherein, the blue component that different group is preset in display screen emission of light corresponding to gamma parameter value is different;
Setting unit, chooses the default gamma parameter value of unit selection, to adjust the blue component in described display screen emission of light for the gamma parameter value of the display screen by described terminal described in being set to.
10. display processing unit according to claim 9, is characterized in that,
Described determining unit specifically for: during at least one in meeting the following conditions, determine that described terminal is in read state:
Face is recognized before described display screen;
Described display screen is in illuminating state and maintenance duration under described illuminating state is more than or equal to default minimum duration.
11. display processing units according to claim 10, is characterized in that, described display processing unit also comprises:
Face identification unit, for carrying out recognition of face to the environment before the display screen of terminal;
Described choose unit specifically for: when described face identification unit recognizes face before described display screen, according at least one in number of winks in preset duration of the human eye in described face and the human eye in the distance between described display screen, described face and age of mating with described face, preset from described M group and choose one group gamma parameter value and preset gamma parameter value.
12. display processing units according to claim 11, is characterized in that, described in choose unit and comprise:
Distance detecting unit, for detecting the distance between human eye in described face and described display screen;
Son chooses unit, for according to the distance between the human eye in the described described face that detects of distance detecting unit and described display screen, and the distance-gamma parameter value corresponding relation preset, from the default gamma parameter value of described M group, choose one group preset gamma parameter value, wherein, in the distance-gamma parameter value corresponding relation preset, the blue component that gamma parameter value is corresponding becomes positive correlation with distance.
13. display processing units according to claim 11, is characterized in that, described face identification unit also for: when recognizing face before described display screen, detect the number of winks of human eye in preset duration in described face;
Described choose unit specifically for: when described number of winks is not less than default minimum number, according to described number of winks, and the number of winks-gamma parameter value corresponding relation preset, from the default gamma parameter value of described M group, choose one group preset gamma parameter value, wherein, in the number of winks-gamma parameter value corresponding relation preset, the blue component that gamma parameter value is corresponding becomes negative correlation with number of winks.
14. display processing units according to claim 11, is characterized in that, described face identification unit also for: when recognizing face before described display screen, estimate age of mating with described face;
Described unit of choosing is specifically for age of mating with described face of estimating according to described face identification unit, and preset age-gamma parameter value corresponding relation, from the default gamma parameter value of described M group, choose one group preset gamma parameter value, wherein, preset age-gamma parameter value corresponding relation in, the blue component that gamma parameter value is corresponding becomes negative correlation with the age.
15. display processing units according to claim 10, is characterized in that, described display processing unit also comprises:
Detecting unit, for the state of detection display screen;
Timing unit, for when described display screen enters illuminating state, carries out timing to the maintenance duration of described display screen under illuminating state;
Described choose unit specifically for: when described detecting unit detects that described display screen is in illuminating state, and maintenance duration under described illuminating state in described minimum duration and the interval of maximum duration composition of presetting time, from the default gamma parameter value of described M group, choose i-th group preset gamma parameter value, wherein, described interval comprises M section duration, and described i is the sequence number of the section of described maintenance duration belonging in described interval;
Wherein, the default gamma parameter value of described M group meets following condition: Sj>Sj+1>Sj+2, Sj represent that jth group presets blue component corresponding to gamma parameter value, 0<j≤M-2; And described M section duration meets following condition: Mg<Mg+1<Mg+2,0<g≤M-2, Mg represents the scope of g section duration, 0<g≤M-2.
16. display processing units according to claim 15, is characterized in that, described in choose unit also for:
When described display screen is in illuminating state and the maintenance duration of described display screen under described illuminating state is greater than described maximum duration, presets gamma parameter value from described M group and choose the default gamma parameter value of M group.
17. 1 kinds of terminals, is characterized in that, comprise the display processing unit according to any one of claim 9 to 16.
18. terminals as claimed in claim 17, it is characterized in that, described terminal is smart mobile phone or panel computer.
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