CN105554413B - A kind of screen light filling photographic method, device and mobile terminal - Google Patents
A kind of screen light filling photographic method, device and mobile terminal Download PDFInfo
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- CN105554413B CN105554413B CN201610086335.9A CN201610086335A CN105554413B CN 105554413 B CN105554413 B CN 105554413B CN 201610086335 A CN201610086335 A CN 201610086335A CN 105554413 B CN105554413 B CN 105554413B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/70—Circuitry for compensating brightness variation in the scene
- H04N23/74—Circuitry for compensating brightness variation in the scene by influencing the scene brightness using illuminating means
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/70—Circuitry for compensating brightness variation in the scene
- H04N23/73—Circuitry for compensating brightness variation in the scene by influencing the exposure time
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Abstract
The embodiment of the invention discloses a kind of screen light filling photographic method, device and mobile terminals.This method includes：When monitoring that screen light filling event is triggered, screen light filling brightness is determined according to current environmental light brightness and default luminance threshold of taking pictures；It controls screen and light filling is carried out with identified screen light filling brightness；It controls camera and shoots photo according to auto exposure parameter corresponding with default luminance threshold of taking pictures during screen light filling.The embodiment of the present invention is by using above-mentioned technical proposal, after control screen carries out light filling, even if shooting environmental brightness is changed because of screen light filling without re-starting survey light, but photo directly is shot according to default auto exposure parameter corresponding with default luminance threshold of taking pictures, the speed that screen light filling is taken pictures can be effectively promoted, user experience is promoted.
Description
Technical field
The present embodiments relate to field of photographing technology more particularly to a kind of screen light filling photographic methods, device and movement
Terminal.
Background technique
Currently, camera has become the standard configuration of big multi-mobile-terminal, many mobile terminal users all like using
Front camera on mobile terminal carrys out self-timer, but the front camera of existing mobile terminal is all not equipped with light compensating lamp,
Self-timer in night or the poor environment of light, can be difficult to obtain ideal self-timer effect because of under-exposure.
In order to obtain suitable exposure in user's self-timer, a kind of existing scheme is to find to work as after mobile terminal surveys light
When preceding environmental light brightness is lower, screen intensity is turned up, the light for enabling screen to issue is irradiated on object, reaches light filling
Effect, mobile terminal surveys light again under screen lighting state, adjustment automatic exposure (Automatic Exposure, AE) ginseng
Number, after AE parameter stability, control camera is taken pictures.However, there are the following problems for the program：After screen light filling, shooting environmental
Light conditions change, mobile terminal needs to survey light again, could clap after adjusting AE parameter further according to new photometry result
According to taking a long time, affect speed of taking pictures, user may feel that mobile terminal response speed of taking pictures is slow when in use, user's body
It tests poor.
Summary of the invention
The purpose of the embodiment of the present invention is that a kind of screen light filling photographic method, device and mobile terminal are provided, it is existing to solve
There is screen light filling to take pictures the slow-footed problem of taking pictures of scheme.
In a first aspect, the embodiment of the invention provides a kind of screen light filling photographic methods, including：
When monitoring that screen light filling event is triggered, screen is determined according to current environmental light brightness and default luminance threshold of taking pictures
Curtain light filling brightness；
It controls the screen and light filling is carried out with identified screen light filling brightness；
Camera is controlled during screen light filling according to automatic exposure corresponding with the default luminance threshold of taking pictures
Parameter shoots photo.
Second aspect, the embodiment of the invention provides a kind of screen light filling camera arrangements, including：
Screen light filling brightness determining module, for when monitoring that screen light filling event is triggered, according to current environment light
Brightness and default luminance threshold of taking pictures determine screen light filling brightness；
Screen light filling control module carries out light filling for controlling the screen with identified screen light filling brightness；
Take pictures control module, for control camera during screen light filling according to the default luminance threshold of taking pictures
It is worth corresponding auto exposure parameter shooting photo.
The third aspect, the embodiment of the invention provides a kind of mobile terminal, the mobile terminal is integrated with implementation of the present invention
Example in based on screen light filling camera arrangement.
The screen light filling provided in the embodiment of the present invention is taken pictures scheme, when monitoring that screen light filling event is triggered, according to
Current environmental light brightness and default luminance threshold of taking pictures determine screen light filling brightness, and control screen is bright with identified screen light filling
Degree carries out light filling, then controls camera and shoot photo according to default auto exposure parameter corresponding with default luminance threshold of taking pictures.
By using above-mentioned technical proposal, after control screen carries out light filling, even if shooting environmental brightness becomes because of screen light filling
Change without re-starting survey light, but is directly clapped according to default auto exposure parameter corresponding with default luminance threshold of taking pictures
Photo is taken the photograph, the speed that screen light filling is taken pictures can be effectively promoted, promotes user experience.
Detailed description of the invention
Fig. 1 is a kind of flow diagram for screen light filling photographic method that the embodiment of the present invention one provides；
Fig. 2 is a kind of flow diagram of screen light filling photographic method provided by Embodiment 2 of the present invention；
Fig. 3 is a kind of flow diagram for preferred screen light filling photographic method that the embodiment of the present invention three provides；
Fig. 4 is a kind of structural block diagram for screen light filling camera arrangement that the embodiment of the present invention four provides.
Specific embodiment
To further illustrate the technical scheme of the present invention below with reference to the accompanying drawings and specific embodiments.It is understood that
It is that specific embodiment described herein is used only for explaining the present invention rather than limiting the invention.It further needs exist for illustrating
, only the parts related to the present invention are shown for ease of description, in attached drawing rather than entire infrastructure.
It should be mentioned that some exemplary embodiments are described as before exemplary embodiment is discussed in greater detail
The processing or method described as flow chart.Although each step is described as the processing of sequence by flow chart, many of these
Step can be implemented concurrently, concomitantly or simultaneously.In addition, the sequence of each step can be rearranged.When its operation
The processing can be terminated when completion, it is also possible to have the additional step being not included in attached drawing.The processing can be with
Corresponding to method, function, regulation, subroutine, subprogram etc..
Embodiment one
Fig. 1 is the flow diagram of a kind of screen light filling photographic method that the embodiment of the present invention one provides, and this method can be with
It is executed by screen light filling camera arrangement, wherein the device can be implemented by software and/or hardware, and can generally be integrated in mobile terminal
In.As shown in Figure 1, this method includes：
Step 101, when monitoring that screen light filling event is triggered, according to current environmental light brightness and default luminance threshold of taking pictures
It is worth and determines the brightness of screen light filling.
Illustratively, the mobile terminal in the present embodiment concretely match by mobile phone, tablet computer and digital camera etc.
It is equipped with the terminal device of display screen.It is positive (ipsilateral with screen) that camera in the present embodiment is concretely fixed on mobile terminal
Front camera, the positive rotatable camera of mobile terminal can also be in for current location.
Illustratively, monitoring that screen light filling event is triggered specifically can refer to monitor user by modes such as keys actively
Screen light filling event is triggered, also can refer to monitor mobile terminal automatic trigger screen light filling event.For example, when in mobile terminal
Camera is in the open state, and screen light filling camera function it is in the open state under when, after detecting that user presses camera button,
Survey light is carried out by devices such as ambient light sensors, presets light filling brightness when being lower than in photometry result comprising current environmental light brightness
When threshold value, automatic trigger screen light filling event.It should be noted that can also detect that camera is in the open state, and shield
Curtain light filling camera function it is in the open state under when, directly start survey light, when in photometry result include current ambient light brightness
When lower than predetermined luminance threshold value, automatic trigger screen light filling event.
In general, using the ambient light sensor (also known as light sensor) configured in mobile terminal or being integrated with ring
Other device (such as color temperature sensor) real-time detection environmental light brightness of border brightness detection function are the brightness of screen light filling
It determines and reference data is provided.
Illustratively, presetting luminance threshold of taking pictures can be arranged by system default, as investigation and examination can be used in designer
Test etc. modes determine corresponding brightness of taking pictures when shooting effect is preferable in the case where screen light filling (can be environmental light brightness with
The summation of screen light filling brightness), which is determined as default luminance threshold of taking pictures, and record the default luminance threshold of taking pictures
It is worth corresponding auto exposure parameter, as default auto exposure parameter, by default luminance threshold and the default automatic exposure ginseng of taking pictures
Number write-in mobile terminals, user in actual use, can be direct when mobile terminal monitors that screen light filling event is triggered
The default luminance threshold of taking pictures is transferred, for determining screen light filling brightness；For another example, investigation and test etc. can also be used in designer
Mode determines the shooting effect in the case where screen light filling at varying environment brightness (or varying environment brightness section) respectively
Corresponding brightness of taking pictures (can be the summation of environmental light brightness Yu the brightness of screen light filling) when preferably default is taken pictures as different
Luminance threshold, and corresponding auto exposure parameter is recorded, as corresponding default auto exposure parameter, according to obtained
Different default luminance thresholds of taking pictures lists varying environment brightness (or varying environment brightness section) and takes pictures from different preset
First corresponding relationship list of luminance threshold, then list different default luminance threshold and the different auto exposure parameters of presetting of taking pictures
Mobile terminals are written in two corresponding relationship lists by the second corresponding relationship list, user in actual use, mobile terminal
When monitoring that screen light filling event is triggered, above-mentioned first corresponding relationship list is inquired according to current environmental light brightness, is worked as
Preceding default luminance threshold of taking pictures, for determining screen light filling brightness.
Illustratively, it is not quite similar due to different user to the pursuit of shooting effect, user is also allowed for be liked according to individual
The default luminance threshold of taking pictures of good self-setting.For example, user can be prompted to pass through test strip to shoot multiple pictures, mobile terminal records
Corresponding brightness of taking pictures (can be the summation of environmental light brightness Yu the brightness of screen light filling) and automatic exposure are shot when test strip every time
Parameter, after user selects the photo oneself liked, acquisition for mobile terminal shoots corresponding brightness of taking pictures when photo selected by user
As default luminance threshold of taking pictures, corresponding auto exposure parameter is obtained as default auto exposure parameter；For another example, user can be straight
It connects and default luminance threshold of taking pictures is manually entered according to hobby or experience, then carry out test strip, mobile terminal records are corresponding automatic
Exposure parameter is as default auto exposure parameter.For user in subsequent use process, mobile terminal monitors screen light filling event
When being triggered, can directly calling and obtaining user setting default luminance threshold of taking pictures, for determining screen light filling brightness.
Illustratively, the brightness of screen light filling can be the difference of default take pictures luminance threshold and current environmental light brightness；?
It can be and converted on the basis of the difference of default take pictures luminance threshold and current environmental light brightness, such as the difference
For A, the brightness of screen light filling can be kA, and wherein k is transformation coefficient, can be any positive number, such as 1,1.1 or 0.95.
Step 102, control screen carry out light filling with identified screen light filling brightness.
Illustratively, light filling image, light filling image can be shown with identified screen light filling brightness by control screen
The light issued can be irradiated to the object including user face, promote the brightness of object, to realize light filling.
Light filling image can fill up the display area of entire screen, can also only take up the part display area of screen.Light filling image can be
The solid-color image of random color is also possible to the image being spliced by different colours color lump, is also possible to have figuratum highlighted
Image is spent, the present embodiment is not especially limited, preferably plain white image.
Step 103, control camera are during screen light filling according to corresponding with default luminance threshold of taking pictures default
Auto exposure parameter shoots photo.
Illustratively, default auto exposure parameter may include that (or frame per second can capture image in that is, 1 second to exposure time
Number), may also include the gain of sensitivity ISO and sensitive chip, (in order to guarantee photographic quality, preferred yield value is
1).Wherein, ISO is the meaning of sensitivity, it is also International Organization for standardization (International Standardization
Organization, ISO) abbreviation, while also exactly this tissue to sensitivity done quantization regulation.Due to taking pictures with default
The corresponding default auto exposure parameter of luminance threshold is pre-set, and camera no longer needs to weight after screen starts light filling
Survey light is newly carried out, but directly shoots photo according to default auto exposure parameter corresponding with default luminance threshold of taking pictures, because
This can effectively promote the speed that screen light filling is taken pictures.
The screen light filling photographic method that the embodiment of the present invention one provides, when monitoring that screen light filling event is triggered, according to
Current environmental light brightness and default luminance threshold of taking pictures determine screen light filling brightness, and control screen is bright with identified screen light filling
Degree carries out light filling, then controls camera and shoot photo according to default auto exposure parameter corresponding with default luminance threshold of taking pictures.
By using above-mentioned technical proposal, after control screen carries out light filling, even if shooting environmental brightness becomes because of screen light filling
Change without re-starting survey light, but is directly clapped according to default auto exposure parameter corresponding with default luminance threshold of taking pictures
Photo is taken the photograph, the speed that screen light filling is taken pictures can be effectively promoted, promotes user experience.
Embodiment two
Fig. 2 be a kind of flow diagram of screen light filling photographic method provided by Embodiment 2 of the present invention, the present embodiment with
Optimized based on above-described embodiment, in the present embodiment, step " when monitoring that screen light filling event is triggered, according to
Current environmental light brightness and default luminance threshold of taking pictures determine the brightness of screen light filling " before, increase step：Real-time detection environment
Brightness；When current environmental light brightness is lower than default light filling luminance threshold, screen light filling event is triggered.
Correspondingly, the method for the present embodiment includes the following steps：
Step 201, real-time detection environmental light brightness.
Illustratively, using the ambient light sensor configured in mobile terminal or be integrated with environmental light brightness detection function
Other device (such as color temperature sensor) real-time detection environmental light brightness of energy, the determination for screen light filling brightness provide reference number
According to.
Step 202, when current environmental light brightness is lower than default light filling luminance threshold, trigger screen light filling event.
Illustratively, if current environmental light brightness is lower than default light filling luminance threshold, illustrate that current environment is darker, need
So that shooting environmental is brightened by way of screen light filling, improve shooting effect, so can trigger screen light filling event at this time.
Step 203 monitors that screen light filling event is triggered, according to current environmental light brightness and default luminance threshold of taking pictures
Determine screen light filling brightness.
Default light filling luminance threshold in the present embodiment is less than or equal to default luminance threshold of taking pictures.Preferably, it presets and mends
Brightness threshold value is less than default luminance threshold of taking pictures.The advantages of this arrangement are as follows if current environment is although darker, but environment light
When light filling luminance threshold is not up to preset in brightness, mobile terminal can improve light exposure by increasing the modes such as exposure time, with
While obtaining the suitable photo of brightness, but increase exposure time, the image quality of photo will receive certain influence, it is particularly disadvantageous in
Stabilization；And after environmental light brightness is lower than default light filling luminance threshold, screen light filling, the brightness of screen light filling and environment can be carried out
After brightness is overlapped, it can be effectively improved the light situation of object, in order to pursue more preferably image quality, accurate stabilization can be incited somebody to action
Default luminance threshold of taking pictures is arranged higher, that is, be higher than default light filling luminance threshold, so it is not necessary that exposure time to be arranged
It is larger, it can be obtained suitable light exposure, picture quality can also be guaranteed.
Illustratively, screen light filling brightness is determined according to the difference for presetting take pictures luminance threshold and current environmental light brightness.
For example, screen light filling brightness=default luminance threshold-current environmental light brightness of taking pictures.
Step 204, control screen carry out light filling with identified screen light filling brightness.
Illustratively, the display brightness of screen can be controlled by adjusting electric current, so that screen is mended with identified screen
Brightness carries out light filling.
Step 205, control camera are during screen light filling according to corresponding with default luminance threshold of taking pictures default
Auto exposure parameter shoots photo.
The screen light filling photographic method that the present embodiment two provides is lower than default light filling luminance threshold in current environmental light brightness
When, screen light filling event is triggered, screen light filling can rationally be controlled.And default light filling luminance threshold is preferably less than pre-
If taking pictures luminance threshold, when taking pictures using screen light filling, it can guarantee photographic quality, into one while speed is taken pictures in promotion
Step promotes user experience.
Embodiment three
Fig. 3 is a kind of flow diagram for preferred screen light filling photographic method that the embodiment of the present invention three provides, the party
Method includes the following steps：
Step 301 when monitoring that camera is turned on, opens ambient light sensor, real-time detection environmental light brightness.
Camera in the present embodiment is concretely fixed on the front camera of mobile terminal positive (ipsilateral with screen),
The positive rotatable camera of mobile terminal can also be in for current location.
Step 302 judges whether current environmental light brightness is lower than default light filling luminance threshold, if so, thening follow the steps
303；Otherwise, step 307 is executed.
Step 303 opens screen light filling function.
Step 304, the difference for calculating default take pictures luminance threshold and current environmental light brightness, are mended using this difference as screen
Brightness.
Illustratively, in order to guarantee photo image quality, designer is determining the default luminance threshold and pre- of taking pictures by test
If when light filling luminance threshold, it can be ensured that ISO is less than 800.For example, by default light filling luminance threshold be set as 100 candelas/square
Rice (cd/m2), 200cd/m is set by default luminance threshold of taking pictures2, when default auto exposure parameter can be exposure accordingly
A length of 1/30 second.
Step 305 when monitoring that camera button is triggered, controls screen with identified screen light filling brightness and carries out light filling.
It should be noted that can also first control screen carries out light filling, when monitoring that camera button is triggered, then camera shooting is controlled
Head is taken pictures.
Step 306, control camera are during screen light filling according to corresponding with default luminance threshold of taking pictures default
AE parameter shoots photo.
It should be noted that environmental light brightness may be real-time change, so screen light filling brightness is also likely to be dynamic
Variation, but it is default take pictures luminance threshold and corresponding default auto exposure parameter is the fixed value pre-set, so
At the time of no matter screen starts light filling before or after user presses camera button, mobile terminal can quick response user
It takes pictures request, quickly takes photo and be supplied to user.
Step 307 when monitoring that camera button is triggered, adjusts AE parameter, after AE parameter stability, controls camera with steady
AE parameter after fixed shoots photo.
The screen light filling photographic method that the embodiment of the present invention three provides first detects whether current environment needs light filling, if needing
It wants light filling to control screen again and carries out light filling, otherwise directly take pictures according to normal picture taking mode.When carrying out screen light filling, meter
The difference of default take pictures luminance threshold and current environmental light brightness is calculated, and controls screen and light filling is carried out with this difference, is then being supervised
When measuring camera button and being triggered, photograph directly is shot according to default auto exposure parameter corresponding with default luminance threshold of taking pictures
Piece can effectively promote the speed that screen light filling is taken pictures, and promote user experience.
Example IV
Fig. 4 is a kind of structural block diagram for screen light filling camera arrangement that the embodiment of the present invention four provides, which can be by soft
Part and/or hardware realization, are typically integrated in mobile terminal, can carry out screen light filling by executing screen light filling photographic method
It takes pictures.As shown in figure 4, the device includes screen light filling brightness determining module 401, screen light filling control module 402 and control of taking pictures
Molding block 403.
Wherein, screen light filling brightness determining module 401, for when monitoring that screen light filling event is triggered, according to working as
Preceding environmental light brightness and default luminance threshold of taking pictures determine screen light filling brightness；Screen light filling control module 402, for controlling
It states screen and light filling is carried out with identified screen light filling brightness；Control module of taking pictures 403, for controlling camera in screen light filling
During according to default auto exposure parameter corresponding with the default luminance threshold of taking pictures shoot photo.
The screen light filling camera arrangement that the embodiment of the present invention four provides, after control screen carries out light filling, even if shooting ring
Border brightness is changed because of screen light filling without re-starting survey light, but directly according to default luminance threshold pair of taking pictures
The default auto exposure parameter answered shoots photo, can effectively promote the speed that screen light filling is taken pictures, and promotes user experience.
On the basis of the above embodiments, which may also include：Environmental light brightness detection module and the triggering of light filling event
Module.Wherein, environmental light brightness detection module, for it is described monitor that screen light filling event is triggered before, real-time detection
Environmental light brightness；Light filling event trigger module, for when current environmental light brightness is lower than default light filling luminance threshold, triggering to be shielded
Curtain light filling event, wherein the default light filling luminance threshold is less than or equal to the default luminance threshold of taking pictures.
On the basis of the above embodiments, the screen light filling brightness determining module can be specifically used for：It is taken pictures according to default
The difference of luminance threshold and current environmental light brightness determines screen light filling brightness.
On the basis of the above embodiments, the default auto exposure parameter may include exposure time.
On the basis of the above embodiments, the camera can be in mobile terminal just for front camera or current location
The rotatable camera in face.
Embodiment five
The embodiment of the present invention five provides a kind of mobile terminal, and mobile terminal is integrated with screen provided in an embodiment of the present invention
Light filling camera arrangement can be taken pictures by executing screen light filling photographic method to carry out screen light filling.
Illustratively, the mobile terminal in the present embodiment concretely match by mobile phone, tablet computer and digital camera etc.
It is equipped with the terminal device of display screen.
When user using in the present embodiment mobile terminal carry out screen light filling take pictures when, mobile terminal control screen into
After row light filling, even if shooting environmental brightness is changed because of screen light filling without re-starting survey light, but directly according to
Corresponding with default luminance threshold of taking pictures default auto exposure parameter shoots photo, can effectively promote the speed that screen light filling is taken pictures
Degree promotes user experience.
Any embodiment of that present invention institute can be performed in the screen light filling camera arrangement and mobile terminal provided in above-described embodiment
The screen light filling photographic method of offer has and executes the corresponding functional module of this method and beneficial effect.Not in above-described embodiment
In detailed description technical detail, reference can be made to screen light filling photographic method provided by any embodiment of the invention.
Note that the above is only a better embodiment of the present invention and the applied technical principle.It will be appreciated by those skilled in the art that
The invention is not limited to the specific embodiments described herein, be able to carry out for a person skilled in the art it is various it is apparent variation,
It readjusts and substitutes without departing from protection scope of the present invention.Therefore, although being carried out by above embodiments to the present invention
It is described in further detail, but the present invention is not limited to the above embodiments only, without departing from the inventive concept, also
It may include more other equivalent embodiments, and the scope of the invention is determined by the scope of the appended claims.
Claims (9)
1. a kind of screen light filling photographic method, which is characterized in that including：
When monitoring that screen light filling event is triggered, determined according to the difference for presetting take pictures luminance threshold and current environmental light brightness
Screen light filling brightness, wherein the default luminance threshold of taking pictures is arranged or by user setting by system default；
It controls the screen and light filling is carried out with identified screen light filling brightness；
Camera is controlled during screen light filling according to default automatic exposure corresponding with the default luminance threshold of taking pictures
Parameter shoots photo.
2. the method according to claim 1, wherein it is described monitor that screen light filling event is triggered before, also
Including：
Real-time detection environmental light brightness；
When current environmental light brightness is lower than default light filling luminance threshold, screen light filling event is triggered, wherein the default light filling
Luminance threshold is less than or equal to the default luminance threshold of taking pictures.
3. -2 described in any item methods according to claim 1, which is characterized in that the default auto exposure parameter includes exposure
Duration.
4. -2 described in any item methods according to claim 1, which is characterized in that the camera is for front camera or currently
Position is in the positive rotatable camera of mobile terminal.
5. a kind of screen light filling camera arrangement, which is characterized in that including：
Screen light filling brightness determining module, for when monitoring that screen light filling event is triggered, according to default luminance threshold of taking pictures
The difference of value and current environmental light brightness determines screen light filling brightness, wherein described preset takes pictures luminance threshold by system default
It is arranged or by user setting；
Screen light filling control module carries out light filling for controlling the screen with identified screen light filling brightness；
Take pictures control module, for control camera during screen light filling according to the default luminance threshold pair of taking pictures
The default auto exposure parameter shooting photo answered.
6. device according to claim 5, which is characterized in that further include：
Environmental light brightness detection module, for it is described monitor that screen light filling event is triggered before, real-time detection environment light
Brightness；
Light filling event trigger module, for triggering screen light filling when current environmental light brightness is lower than default light filling luminance threshold
Event, wherein the default light filling luminance threshold is less than or equal to the default luminance threshold of taking pictures.
7. according to the described in any item devices of claim 5-6, which is characterized in that the default auto exposure parameter includes exposure
Duration.
8. according to the described in any item devices of claim 5-6, which is characterized in that the camera is for front camera or currently
Position is in the positive rotatable camera of mobile terminal.
9. a kind of mobile terminal, which is characterized in that the mobile terminal is integrated with such as the described in any item screens of claim 5-8
Light compensating apparatus.
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| CN201610086335.9A CN105554413B (en) | 2016-02-15 | 2016-02-15 | A kind of screen light filling photographic method, device and mobile terminal |
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