CN107809599A - A kind of light compensation method and device and mobile terminal - Google Patents
A kind of light compensation method and device and mobile terminal Download PDFInfo
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- CN107809599A CN107809599A CN201711135650.7A CN201711135650A CN107809599A CN 107809599 A CN107809599 A CN 107809599A CN 201711135650 A CN201711135650 A CN 201711135650A CN 107809599 A CN107809599 A CN 107809599A
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- flash lamp
- colour temperature
- region
- lamp
- light
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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
- H04N23/71—Circuitry for evaluating the brightness variation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/10—Cameras or camera modules comprising electronic image sensors; Control thereof for generating image signals from different wavelengths
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/80—Camera processing pipelines; Components thereof
- H04N23/84—Camera processing pipelines; Components thereof for processing colour signals
- H04N23/88—Camera processing pipelines; Components thereof for processing colour signals for colour balance, e.g. white-balance circuits or colour temperature control
Abstract
The present invention provides a kind of light compensation method and device and mobile terminal, and the mobile terminal is included at least two flash lamps of camera direction setting, and wherein method includes：When the camera take pictures preview, the current colour temperature for preview image of taking pictures is detected；According to the current colour temperature, target light filling information is determined；According to the target light filling information, it is determined that need the first object flash lamp opened, wherein, the first object flash lamp is at least one flash lamp at least two flash lamp, at least two flash lamp includes at least one first flash lamp and at least one second flash lamp, and the colour temperature of first flash lamp is different from the colour temperature of second flash lamp；The first object flash lamp is controlled to open.Intelligent color temperature compensating can be carried out to camera shooting image so that multi color temperature can be presented in shooting image, meet user's request.
Description
Technical field
The present invention relates to communication technical field, more particularly to a kind of light compensation method and device and mobile terminal.
Background technology
With the development of the communication technology, the function of mobile terminal is also stronger and stronger, and the camera function of mobile terminal is use
Family daily life offers convenience.When mobile terminal is taken pictures in night or dark surrounds, because ambient light is weaker, lead
Cause the light of shooting area uneven, it usually needs to carry out light filling by flash lamp, more clearly scheme to obtain shooting area
As information.
Existing mobile terminal sets single flash lamp, and user holds when mobile terminal is taken pictures if desired light filling, is only capable of
Single flash lamp is controlled to open, the light filling in its bright radiation areas.Shooting image colour temperature is single, causes the quality of shooting image
It is poor.It can be seen that there is the single second-rate technical problem for causing shooting image of colour temperature of taking pictures in existing mobile terminal.
The content of the invention
The embodiment of the present invention provides a kind of light compensation method and device and mobile terminal, bat be present to solve existing mobile terminal
According to the single second-rate technical problem for causing shooting image of colour temperature.
In order to solve the above technical problems, what the present invention was realized in：
In a first aspect, the embodiments of the invention provide light compensation method, applied to mobile terminal, the mobile terminal bar includes
In at least two flash lamps that camera direction is set, methods described includes：
When the camera take pictures preview, the current colour temperature for preview image of taking pictures is detected；
According to the current colour temperature, target light filling information is determined；
According to the target light filling information, it is determined that the first object flash lamp opened is needed, wherein, the first object dodges
Light lamp is at least one flash lamp at least two flash lamp, and at least two flash lamp includes at least one first
Flash lamp and at least one second flash lamp, the colour temperature of first flash lamp are different from the colour temperature of second flash lamp；
The first object flash lamp is controlled to open.
Second aspect, the embodiment of the present invention also provide a kind of light compensating apparatus, applied to mobile terminal, the mobile terminal bag
At least two flash lamps set in camera direction are included, described device includes：
Colour temperature detection module, for when the camera take pictures preview, detecting the current color for preview image of taking pictures
Temperature；
Light filling information determination module, for according to the current colour temperature, determining target light filling information；
First object flash lamp determining module, for according to the target light filling information, it is determined that needing the first mesh opened
Mark flash lamp, wherein, the first object flash lamp be at least two flash lamp at least one flash lamp, it is described extremely
Few two flash lamps include at least one first flash lamp and at least one second flash lamp, the colour temperature of first flash lamp and
The colour temperature of second flash lamp is different；
First object flash lamp opening module, for controlling the first object flash lamp to open.
The third aspect, the embodiment of the present invention additionally provide a kind of mobile terminal, including a kind of mobile terminal, in its feature
In, including processor, memory and it is stored in the computer program that can be run on the memory and on the processor, institute
State computer program is realized light compensation method as described in relation to the first aspect during computing device the step of.
Fourth aspect, the embodiment of the present invention additionally provide a kind of computer-readable recording medium, described computer-readable to deposit
Computer program is stored with storage media, light filling as described in relation to the first aspect is realized when the computer program is executed by processor
The step of method.
In embodiments of the present invention, by the camera direction of mobile terminal set at least two flash lamps, at least two
Individual flash lamp includes the color of at least one first flash lamp and at least one second flash lamp, the first flash lamp and the second flash lamp
It is warm different.When camera take pictures preview, the current colour temperature for preview image of taking pictures is detected.It is true according to the current colour temperature of detection
Set the goal light filling information, and then determines the first object flash lamp that needs are opened and control its unlatching, you can camera is shot
Image carries out intelligent color temperature compensating so that multi color temperature can be presented in shooting image, meet user's request.
Brief description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, needed for being described below to the embodiment of the present invention
The accompanying drawing to be used is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention,
For those of ordinary skill in the art, without having to pay creative labor, can also be obtained according to these accompanying drawings
Obtain other accompanying drawings.
Fig. 1 is the schematic flow sheet for the light compensation method that one embodiment of the invention provides；
Fig. 2 is one of structural representation of flash lamp that one embodiment of the invention provides；
Fig. 3 is the two of the structural representation for the flash lamp that one embodiment of the invention provides；
Fig. 4 is the schematic flow sheet for the light compensation method that another embodiment of the present invention provides；
Fig. 5 is the structural representation for the light compensating apparatus that one embodiment of the invention provides；
Fig. 6 is the structural representation for the light compensating apparatus that another embodiment of the present invention provides；
Fig. 7 is the structural representation for the mobile terminal that one embodiment of the invention provides.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is part of the embodiment of the present invention, rather than whole embodiments.Based on this hair
Embodiment in bright, the every other implementation that those of ordinary skill in the art are obtained under the premise of creative work is not made
Example, belongs to the scope of protection of the invention.
Referring to Fig. 1, Fig. 1 is the schematic flow sheet for the light compensation method that one embodiment of the invention provides.It is as shown in figure 1, a kind of
Light compensation method, including：
Step 101, when camera take pictures preview, detection is taken pictures the current colour temperature of preview image.
Light compensation method provided in an embodiment of the present invention, applied to mobile terminal, the mobile terminal is included in its camera
At least two flash lamps that direction is set, at least two flash lamp can include at least one first flash lamp and at least one
Individual second flash lamp, the colour temperature of first flash lamp are different from the colour temperature of second flash lamp so that described at least two
Flash lamp can provide the color temperature compensating function of different-colour.In at least two flash lamps of the mobile terminal, each flash of light
The connection corresponding with the controller of mobile terminal of the control terminal of lamp, can individually control keying and brightness of each flash lamp etc..
As shown in Figures 2 and 3, the quantity of the flash lamp of mobile terminal can be at least four, at least four flashes of light
Lamp can include at least two first flash lamps 201 and at least two second flash lamps 202, first flash lamp 201 and institute
Stating the second flash lamp 202 can be set according to predetermined interval.At least four flash lamp can be evenly arranged into it is circular or
Square structure, to provide the uniform comprehensive light filling effect of corresponding shooting area.
First flash lamp 201 is different with the colour temperature of second flash lamp 202, can set all the first flash lamps
201 colour temperature is consistent or belongs to the first range of color temperature, sets the colour temperature of all the second flash lamps 202 consistent or belongs to
Second range of color temperature.The color temperature value of the first range of color temperature belonging to first flash lamp 201 can also be set to be less than described the
The color temperature value of two range of color temperature, to cause the colour temperature of first flash lamp 201 to be less than the colour temperature of second flash lamp 202.
Further, can also be corresponding one by least one flash lamp at least four flash lamps or at least two flash lamps
Colour temperature, selected with alloing flash lamp group to provide more colour temperatures, to reach more comprehensively color temperature compensating effect.
Light colour temperature is blue more than 5000 Kelvin's time colour casts, gives chilly sensation, referred to as cold light lamp.Light colour temperature
It is photochromic to have partially red phenomenon when below 3000 Kelvins, give warm sensation, referred to as warm light lamp.Carrying out shooting benefit
Light time, in order to reach the light filling effect matched with photographed scene, first range of color temperature can be set to correspond to cool colour temperature, it is described
First flash lamp 201 includes corresponding to identical or different-colour value at least two cold light lamps in the first range of color temperature, described
Second flash lamp 202 includes corresponding to identical or different-colour value at least two warm light lamps in the second range of color temperature.
On the basis of above-described embodiment, it is contemplated that different photographed scenes need the colour temperature of light filling may be different, can be with
First flash lamp 201 is set and second flash lamp 202 be adjustable color combination flash lamp, by mobile terminal
The output colour temperature of the controller control combination flash lamp, to meet light filling demand.The realization of the combination flash lamp of adjustable color
Mode can have it is a variety of, for example, can be to include the colour temperature chip of at least two colour temperatures and glimmering by the combination flash design
Light powder, pass through colour temperature chip corresponding to selection, the variable color-temperature different from fluorescent material cooperation presentation.Select to glisten by controller
The colour temperature of lamp, reach more intelligent light filling effect.
For mobile terminal when being taken pictures, camera provides preview function of taking pictures.Camera take pictures preview when, detection
Take pictures the current colour temperature of preview image.The current color for preview image of taking pictures can be obtained by modes such as pixel color temperature value extractions
Temperature.
In one embodiment, it is contemplated that when camera is taken pictures, shooting area includes shooting main body and background, then
The shooting preview image includes subject image and background image, normally only needs to carry out subject image colour temperature light filling with prominent
Go out clear main body.When the current colour temperature of preview image is taken pictures in detection, the subject image in preview image of taking pictures can be only detected
Current colour temperature, highlight effect to reach clearly main body, and reduce amount of calculation.
Step 102, according to the current colour temperature, determine target light filling information.
After current colour temperature according to preview image of being taken pictures described in above-mentioned steps detection, according to the current colour temperature, mesh is determined
Mark light filling information.Can be with preset standard colour temperature in mobile terminal, the standard color temperature can be the colour temperature of camera shooting image
Standard, or the colour temperature standard for the camera current shooting pattern.According to the standard color temperature and the current colour temperature
Colour temperature difference, the colour temperature data for needing to compensate are calculated, as the target light filling information, the target light filling information can include
The information such as color temperature compensating difference and color temperature compensating region, is not limited herein.
Step 103, according to the target light filling information, it is determined that needing the first object flash lamp opened.
After determining target light filling information according to above-mentioned steps, the first object flash lamp that needs are opened is further determined that, with
Reach the light filling demand of current colour temperature.According to the shooting area of the camera and at least two flash lamps of the mobile terminal
Corresponding relation, and target light filling information corresponding to the current colour temperature, it is determined that the flash lamp opened is needed, as the first mesh
Mark flash lamp.
Step 104, the control first object flash lamp are opened.
After the first object flash lamp that current color temperature compensating needs are opened is determined according to above-mentioned steps, first mesh is controlled
Mark flash lamp to open, color temperature compensating is provided for current shot region.
The light compensation method that the embodiments of the present invention provide, by setting at least two in the camera direction of mobile terminal
Flash lamp, at least two flash lamps include at least one first flash lamp and at least one second flash lamp, the first flash lamp and
The colour temperature of second flash lamp is different.When camera take pictures preview, the current colour temperature for preview image of taking pictures is detected.According to inspection
The current colour temperature surveyed determines target light filling information, and then determines the first object flash lamp that needs are opened and control its unlatching, i.e.,
Intelligent color temperature compensating can be carried out to camera shooting image so that multi color temperature can be presented in shooting image, meet user's request.
Referring to Fig. 4, the schematic flow sheet of the light compensation method provided for another embodiment of the present invention.The embodiment of the present invention provides
Light compensation method and the difference of above-described embodiment be, also set up luminance compensation function.As shown in figure 4, a kind of light compensation method, bag
Include：
Step 401, detection described in take pictures preview image each region present intensity.
Light compensation method provided in an embodiment of the present invention, in addition to the color temperature compensating function that above-described embodiment provides, set up
Luminance compensation function.The camera direction of mobile terminal sets at least two flash lamps, and at least two flash lamp is according to pre-
If spacing is set.For mobile terminal when being taken pictures, camera provides preview function of taking pictures.Camera gathers preview graph of taking pictures
Picture, the present intensity of preview image of taking pictures described in processor detection.It can be obtained by modes such as the brightness value extractions of pixel
The present intensity of the preview image of taking pictures.
In other embodiments, it is contemplated that when camera is taken pictures, the shooting area of the camera collection is general
Including shooting main body and background, then corresponding shooting preview image includes subject image and background image, can be only to main body
Image carries out brightness light filling with the clear main body of protrusion.When the present intensity of preview image is taken pictures in detection, it can only detect and take pictures
The present intensity of subject image in preview image, reach clearly stressing main display effect, and reduce light filling amount of calculation.
Step 402, the present intensity according to each region, determine light filling region.
According to the present intensity in each region for preview image of being taken pictures described in above-mentioned steps detection, or each area of subject image
After the present intensity in domain, according to normal brightness corresponding to the current exposal model of the mobile terminal, calculate the normal brightness with
The luminance difference of the present intensity, as need the brightness data compensated.According to the luminance difference in each region, light filling area is determined
Domain.
Step 403, determine the second target glint lamp corresponding to the light filling region.
After light filling region being determined according to above-mentioned steps, adjustment output required for further determining that light filling regional luminance compensation
The flash lamp of brightness, as the second target glint lamp, to reach the light filling demand of present intensity.According to the camera
Shooting area and the corresponding relation of at least two flash lamps set on the mobile terminal camera, and the present intensity
Corresponding light filling region, from the first object flash lamp of color temperature compensating unlatching, corresponding flash lamp is filtered out as the second mesh
Mark flash lamp.
The brightness of step 404, adjustment the second target glint lamp.
Determine to carry out the second target glint lamp of luminance compensation from the first object flash lamp according to above-mentioned steps, then
With reference to the luminance difference in light filling region, the brightness of the second target glint lamp is adjusted, to adjust the brightness of the shooting area,
Or the brightness of the shooting body region of shooting area, meet the luminance compensation demand of shooting image.
On the basis of above-described embodiment, the light compensation method that the present embodiment provides can be also used for mobile terminal self-timer mode
Light filling, mainly in shooting area human face region carry out light filling.At least two are set in the front camera of mobile terminal
Individual flash lamp, at least two flash lamp includes at least one first flash lamp and at least one second flash lamp, described
First flash lamp is different with the colour temperature of second flash lamp.The front camera is carrying out the image preview of self-timer mode
When, detection is taken pictures the current colour temperature of the human body in preview image, and/or, present intensity.According in the preview image of taking pictures
The current colour temperature of facial image, the target light filling information is determined, select the first object flash of light opened required for color temperature compensating
Lamp.The present intensity in each region of the facial image in root preview image mentioned above of taking pictures, determines the light filling region, from institute
State the second target glint lamp picked out in first object flash lamp and carry out brightness adjustment.The first object flash lamp is opened,
And adjust the brightness of the second target glint lamp, you can realize the human face region light filling function under self-timer mode.
On the basis of above-described embodiment, it is contemplated that user may be different to the light filling demand of shot region, can also increase
If User Defined light filling function.User can input brightness adjustment request in mobile terminal, and mobile terminal is according to the brightness
Adjust request and the present intensity in each region, determine the light filling region.Specifically, it can be set in mobile terminal multiple
Self-defined light filling options for user selection, the self-defined light filling option can include：It is gradually bright, from right to left gradually from left to right
It is bright, from surrounding to it is middle gradually it is bright, manually adjust brightness etc..The brightness option that manually adjusts can be that it is pre- that user clicks shooting
Look at the subregion in image, compensation brightness is manually entered to the region clicked to reach the effect of self-defined luminance compensation.Its
He can realize that the scheme of User Defined adjustment light filling brightness may be applicable to the present embodiment, not limit.
On the basis of above-described embodiment, the function of User Defined adjustment colour temperature can also be set up.User is mobile whole
Input color temperature adjust request is held, mobile terminal determines the target according to request and the current colour temperature before colour temperature adjustment
Light filling information.Specifically, multiple self-defined colour temperature adjustment options for user selections can be set in mobile terminal, it is described self-defined
Adjustment option can include：Gradually warm up, gradually warm up from right to left from left to right, gradually being warmed up from surrounding to centre, manually adjusting colour temperature etc..Institute
It can be that user clicks the subregion in shooting preview image to state and manually adjust colour temperature option, defeated manually to the region that clicks
Enter to compensate colour temperature to reach self-defined compensation effect.Other can realize that the scheme of User Defined adjustment light filling colour temperature is applicable
In the present embodiment, do not limit.
The light compensation method that the embodiments of the present invention provide, color temperature compensating function and luminance compensation function, Ke Yigen are set
According to the gentle present intensity of the current color of shooting preview image, it is determined that the first object flash lamp of unlatching needed for compensation colour temperature, and
The second target glint lamp of adjustment, realizes intelligent light filling function, realizes the uneven benefit to shooting area needed for compensation brightness
Light, it can optimize under self-timer mode to the colour temperature and luminance compensation effect of facial image.User Defined light filling function is set up, is made
Flash lamp keying control and brightness adjustment can be carried out according to the actual requirements by obtaining user, further improved shooting area inequality and mended
The intellectuality of light, improve Consumer's Experience.The specific implementation process of light compensation method provided in an embodiment of the present invention can be found in above-mentioned reality
The specific implementation process of the light compensation method of example offer is applied, this is no longer going to repeat them.
Referring to Fig. 5, Fig. 5 is a kind of structural representation of light compensating apparatus provided in an embodiment of the present invention.As described in Figure 5, one
Kind light compensating apparatus 500, applied to mobile terminal, the mobile terminal is included at least two flashes of light of camera direction setting
Lamp, at least two flash lamp include at least one first flash lamp and at least one second flash lamp, first flash of light
Lamp is different with the colour temperature of second flash lamp.As shown in figure 5, the light compensating apparatus 500 includes：
Colour temperature detection module 501, for when the camera take pictures preview, detecting the current of preview image of taking pictures
Colour temperature；
Light filling information determination module 502, for according to the current colour temperature, determining target light filling information；
First object flash lamp determining module 503, for according to the target light filling information, it is determined that needing first opened
Target glint lamp, wherein, the first object flash lamp is at least one flash lamp at least two flash lamp, described
At least two flash lamps include at least one first flash lamp and at least one second flash lamp, the colour temperature of first flash lamp
It is different from the colour temperature of second flash lamp；
First object flash lamp opening module 504, for controlling the first object flash lamp to open.
On the basis of above-described embodiment, is such as on mobile terminals with default spacing distribution at least two flash lamp
Shown in Fig. 6, the light compensating apparatus 500 also includes：
Brightness detection module 505, the present intensity in each region for detecting the preview image of taking pictures；
Light filling area determination module 506, for the present intensity according to each region, determine light filling region；
Second target glint lamp determining module 507, for determining the second target glint lamp corresponding to the light filling region, its
In, the second target glint lamp is at least one in the first object flash lamp；
Brightness adjusting section 508, for adjusting the brightness of the second target glint lamp.
On the basis of above-described embodiment, the colour temperature detection module 501 is used for：
The current colour temperature for the subject image taken pictures described in detection in preview image；
The brightness detection module 505, is used for：
Taken pictures described in detection preview image subject image each region monochrome information.
On the basis of above-described embodiment, at least two flash lamp is arranged on the front camera of the mobile terminal
Direction；
The colour temperature detection module 501 is used for：
The front camera carry out self-timer mode take pictures preview when, detection is taken pictures the facial image in preview image
Colour temperature；
The brightness detection module 505 is used for：
The monochrome information in each region for the facial image taken pictures described in detection in preview image.
On the basis of above-described embodiment, the light filling area determination module 506 is used for：
Receive the brightness adjustment request of user's input；
According to brightness adjustment request and the present intensity in each region, the light filling region is determined.
The light compensating apparatus that the embodiments of the present invention provide, color temperature compensating function and luminance compensation function, Ke Yigen are set
According to the gentle present intensity of the current color of shooting preview image, it is determined that the first object flash lamp of unlatching needed for compensation colour temperature, and
The second target glint lamp of adjustment, realizes intelligent light filling function, realizes the uneven benefit to shooting area needed for compensation brightness
Light, it can optimize under self-timer mode to the colour temperature and luminance compensation effect of facial image.User Defined light filling function is set up, is made
Flash lamp keying control and brightness adjustment can be carried out according to the actual requirements by obtaining user, further improved shooting area inequality and mended
The intellectuality of light, improve Consumer's Experience.The specific implementation process of light compensating apparatus provided in an embodiment of the present invention can be found in above-mentioned reality
The specific implementation process of the light compensation method of example offer is applied, this is no longer going to repeat them.
In the embodiment of the present invention, above-mentioned mobile terminal can be any mobile terminal including camera, such as：Mobile phone,
Tablet personal computer (Tablet Personal Computer), laptop computer (Laptop Computer), personal digital assistant
(personal digital assistant, abbreviation PDA), mobile Internet access device (Mobile Internet Device, MID)
Or wearable device (Wearable Device) etc..
Referring to Fig. 7, Fig. 7 is the structural representation for the mobile terminal that another embodiment of the present invention provides.As shown in fig. 7, it is
A kind of mobile terminal of each embodiment of the present invention is realized, the mobile terminal 700 includes but is not limited to：Radio frequency unit 701, network
Module 702, audio output unit 703, input block 704, sensor 705, display unit 706, user input unit 707, connect
The parts such as mouth unit 708, memory 709, processor 710 and power supply 711.It will be understood by those skilled in the art that in Fig. 7
The mobile terminal structure shown does not form the restriction to mobile terminal, and mobile terminal can include more more or less than illustrating
Part, either combine some parts or different parts arrangement.In embodiments of the present invention, mobile terminal includes but unlimited
In mobile phone, tablet personal computer, notebook computer, palm PC, car-mounted terminal, wearable device and pedometer etc..
Wherein, the mobile terminal is included at least two flash lamps of camera direction setting.The processor 710,
For when the camera take pictures preview, detecting the current colour temperature for preview image of taking pictures；
According to the current colour temperature, target light filling information is determined；
According to the target light filling information, it is determined that the first object flash lamp opened is needed, wherein, the first object dodges
Light lamp is at least one flash lamp at least two flash lamp, and at least two flash lamp includes at least one first
Flash lamp and at least one second flash lamp, the colour temperature of first flash lamp are different from the colour temperature of second flash lamp；
The first object flash lamp is controlled to open.
Optionally, at least two flash lamp is distributed on mobile terminals with default spacing, and the processor 710 is also used
In：Identify the subject image and background image of the original figure layer；
Taken pictures described in detection preview image each region present intensity；
According to the present intensity in each region, light filling region is determined；
The second target glint lamp corresponding to the light filling region is determined, wherein, the second target glint lamp is described the
It is at least one in one target glint lamp；
Adjust the brightness of the second target glint lamp.
Optionally, the processor 710 is additionally operable to：The current color for the subject image taken pictures described in detection in preview image
Temperature；
Taken pictures described in the detection preview image each region monochrome information the step of, including：
Taken pictures described in detection preview image subject image each region monochrome information.
Optionally, the processor 710 is additionally operable to：The front camera carry out self-timer mode take pictures preview when,
Detect the current colour temperature of the facial image in preview image of taking pictures；
The monochrome information in each region for the facial image taken pictures described in detection in preview image.
Optionally, the processor 710 is additionally operable to：Receive the brightness adjustment request of user's input；
According to brightness adjustment request and the present intensity in each region, the light filling region is determined.
Mobile terminal 700 can realize each process that mobile terminal is realized in previous embodiment, to avoid repeating, here
Repeat no more.
The mobile terminal of the embodiment of the present invention, color temperature compensating function and luminance compensation function are set, can be pre- according to shooting
Look at the gentle present intensity of current color of image, it is determined that the first object flash lamp opened needed for compensation colour temperature, and compensation brightness
Second target glint lamp of required adjustment, realizes intelligent light filling function, realizes the uneven light filling to shooting area, can be with excellent
Change under self-timer mode to the colour temperature and luminance compensation effect of facial image.Set up User Defined light filling function so that Yong Huke
Control and brightness adjustment are opened and closed to carry out flash lamp according to the actual requirements, further improves the uneven intelligence with light filling of shooting area
Change, improve Consumer's Experience.The specific implementation process of mobile terminal provided in an embodiment of the present invention can be found in above-described embodiment offer
Light compensation method specific implementation process, this is no longer going to repeat them.
It should be understood that in the embodiment of the present invention, radio frequency unit 701 can be used for receiving and sending messages or communication process in, signal
Reception and transmission, specifically, by from base station downlink data receive after, handled to processor 710；In addition, will be up
Data are sent to base station.Generally, radio frequency unit 701 includes but is not limited to antenna, at least one amplifier, transceiver, coupling
Device, low-noise amplifier, duplexer etc..In addition, radio frequency unit 701 can also by wireless communication system and network and other set
Standby communication.
Mobile terminal has provided the user wireless broadband internet by mixed-media network modules mixed-media 702 and accessed, and such as helps user to receive
Send e-mails, browse webpage and access streaming video etc..
Audio output unit 703 can be receiving by radio frequency unit 701 or mixed-media network modules mixed-media 702 or in memory 709
It is sound that the voice data of storage, which is converted into audio signal and exported,.Moreover, audio output unit 703 can also be provided and moved
The audio output for the specific function correlation that dynamic terminal 700 performs is (for example, call signal receives sound, message sink sound etc.
Deng).Audio output unit 703 includes loudspeaker, buzzer and receiver etc..
Input block 704 is used to receive audio or video signal.Input block 704 can include graphics processor
(Graphics Processing Unit, GPU) 7041 and microphone 7042, graphics processor 7041 is in video acquisition mode
Or the static images or the view data of video obtained in image capture mode by image capture apparatus (such as camera) are carried out
Reason.Picture frame after processing may be displayed on display unit 706.Picture frame after the processing of graphics processor 7041 can be deposited
Storage is transmitted in memory 709 (or other storage mediums) or via radio frequency unit 701 or mixed-media network modules mixed-media 702.Mike
Wind 7042 can receive sound, and can be voice data by such acoustic processing.Voice data after processing can be
The form output of mobile communication base station can be sent to via radio frequency unit 701 by being converted in the case of telephone calling model.
Mobile terminal 700 also includes at least one sensor 705, such as optical sensor, motion sensor and other biographies
Sensor.Specifically, optical sensor includes ambient light sensor and proximity transducer, wherein, ambient light sensor can be according to environment
The light and shade of light adjusts the brightness of display panel 7061, and proximity transducer can close when mobile terminal 700 is moved in one's ear
Display panel 7061 and/or backlight.As one kind of motion sensor, accelerometer sensor can detect in all directions (general
For three axles) size of acceleration, size and the direction of gravity are can detect that when static, available for identification mobile terminal posture (ratio
Such as horizontal/vertical screen switching, dependent game, magnetometer pose calibrating), Vibration identification correlation function (such as pedometer, tap)；Pass
Sensor 705 can also include fingerprint sensor, pressure sensor, iris sensor, molecule sensor, gyroscope, barometer, wet
Meter, thermometer, infrared ray sensor etc. are spent, will not be repeated here.
Display unit 706 is used for the information for showing the information inputted by user or being supplied to user.Display unit 706 can wrap
Display panel 7061 is included, liquid crystal display (Liquid Crystal Display, LCD), Organic Light Emitting Diode can be used
Forms such as (Organic Light-Emitting Diode, OLED) configures display panel 7061.
User input unit 707 can be used for the numeral or character information for receiving input, and produce the use with mobile terminal
The key signals input that family is set and function control is relevant.Specifically, user input unit 707 include contact panel 7071 and
Other input equipments 7072.Contact panel 7071, also referred to as touch-screen, collect touch operation of the user on or near it
(for example user using any suitable object such as finger, stylus or is attached on contact panel 7071 or in contact panel 7071
Neighbouring operation).Contact panel 7071 may include both touch detecting apparatus and touch controller.Wherein, touch detection
Device detects the touch orientation of user, and detects the signal that touch operation is brought, and transmits a signal to touch controller；Touch control
Device processed receives touch information from touch detecting apparatus, and is converted into contact coordinate, then gives processor 710, receiving area
Manage the order that device 710 is sent and performed.It is furthermore, it is possible to more using resistance-type, condenser type, infrared ray and surface acoustic wave etc.
Type realizes contact panel 7071.Except contact panel 7071, user input unit 707 can also include other input equipments
7072.Specifically, other input equipments 7072 can include but is not limited to physical keyboard, function key (such as volume control button,
Switch key etc.), trace ball, mouse, action bars, will not be repeated here.
Further, contact panel 7071 can be covered on display panel 7061, when contact panel 7071 is detected at it
On or near touch operation after, send processor 710 to determine the type of touch event, be followed by subsequent processing device 710 according to touch
The type for touching event provides corresponding visual output on display panel 7061.Although in the figure 7, contact panel 7071 and display
Panel 7061 is the part independent as two to realize the input of mobile terminal and output function, but in some embodiments
In, can be integrated by contact panel 7071 and display panel 7061 and realize input and the output function of mobile terminal, it is specific this
Place does not limit.
Interface unit 708 is the interface that external device (ED) is connected with mobile terminal 700.For example, external device (ED) can include
Line or wireless head-band earphone port, external power source (or battery charger) port, wired or wireless FPDP, storage card end
Mouth, port, audio input/output (I/O) port, video i/o port, earphone end for connecting the device with identification module
Mouthful etc..Interface unit 708 can be used for receive the input (for example, data message, electric power etc.) from external device (ED) and
One or more elements that the input received is transferred in mobile terminal 700 can be used in the He of mobile terminal 700
Data are transmitted between external device (ED).
Memory 709 can be used for storage software program and various data.Memory 709 can mainly include storing program area
And storage data field, wherein, storing program area can storage program area, application program (such as the sound needed at least one function
Sound playing function, image player function etc.) etc.；Storage data field can store according to mobile phone use created data (such as
Voice data, phone directory etc.) etc..In addition, memory 709 can include high-speed random access memory, can also include non-easy
The property lost memory, a for example, at least disk memory, flush memory device or other volatile solid-state parts.
Processor 710 is the control centre of mobile terminal, utilizes each of various interfaces and the whole mobile terminal of connection
Individual part, by running or performing the software program and/or module that are stored in memory 709, and call and be stored in storage
Data in device 709, the various functions and processing data of mobile terminal are performed, so as to carry out integral monitoring to mobile terminal.Place
Reason device 710 may include one or more processing units；Preferably, processor 710 can integrate application processor and modulatedemodulate is mediated
Device is managed, wherein, application processor mainly handles operating system, user interface and application program etc., and modem processor is main
Handle radio communication.It is understood that above-mentioned modem processor can not also be integrated into processor 710.
Mobile terminal 700 can also include the power supply 711 (such as battery) to all parts power supply, it is preferred that power supply 711
Can be logically contiguous by power-supply management system and processor 710, so as to realize management charging by power-supply management system, put
The function such as electricity and power managed.
In addition, mobile terminal 700 includes some unshowned functional modules, will not be repeated here.
Preferably, the embodiment of the present invention also provides a kind of mobile terminal, including processor 710, memory 709, is stored in
On memory 709 and the computer program that can be run on the processor 710, the computer program are performed by processor 710
Each process of the above-mentioned image processing method embodiments of Shi Shixian, and identical technique effect can be reached, to avoid repeating, here
Repeat no more.
The embodiment of the present invention also provides a kind of computer-readable recording medium, and meter is stored with computer-readable recording medium
Calculation machine program, the computer program realize each process of above-mentioned image processing method embodiment, and energy when being executed by processor
Reach identical technique effect, to avoid repeating, repeat no more here.Wherein, described computer-readable recording medium, such as only
Read memory (Read-Only Memory, abbreviation ROM), random access memory (Random Access Memory, abbreviation
RAM), magnetic disc or CD etc..
It should be noted that herein, term " comprising ", "comprising" or its any other variant are intended to non-row
His property includes, so that process, method, article or device including a series of elements not only include those key elements, and
And also include the other element being not expressly set out, or also include for this process, method, article or device institute inherently
Key element.In the absence of more restrictions, the key element limited by sentence "including a ...", it is not excluded that including this
Other identical element also be present in the process of key element, method, article or device.
Through the above description of the embodiments, those skilled in the art can be understood that above-described embodiment side
Method can add the mode of required general hardware platform to realize by software, naturally it is also possible to by hardware, but in many cases
The former is more preferably embodiment.Based on such understanding, technical scheme is substantially done to prior art in other words
Going out the part of contribution can be embodied in the form of software product, and the computer software product is stored in a storage medium
In (such as ROM/RAM, magnetic disc, CD), including some instructions to cause a station terminal (can be mobile phone, computer, service
Device, air conditioner, or network equipment etc.) perform method described in each embodiment of the present invention.
Embodiments of the invention are described above in conjunction with accompanying drawing, but the invention is not limited in above-mentioned specific
Embodiment, above-mentioned embodiment is only schematical, rather than restricted, one of ordinary skill in the art
Under the enlightenment of the present invention, in the case of present inventive concept and scope of the claimed protection is not departed from, it can also make a lot
Form, belong within the protection of the present invention.
Claims (12)
1. a kind of light compensation method, applied to mobile terminal, it is characterised in that the mobile terminal is included in the setting of camera direction
At least two flash lamps, methods described includes：
When the camera take pictures preview, the current colour temperature for preview image of taking pictures is detected；
According to the current colour temperature, target light filling information is determined；
According to the target light filling information, it is determined that the first object flash lamp opened is needed, wherein, the first object flash lamp
For at least one flash lamp at least two flash lamp, at least two flash lamp includes at least one first flash of light
Lamp and at least one second flash lamp, the colour temperature of first flash lamp are different from the colour temperature of second flash lamp；
The first object flash lamp is controlled to open.
2. according to the method for claim 1, it is characterised in that at least two flash lamp is distributed in shifting with default spacing
In dynamic terminal, methods described also includes：
Taken pictures described in detection preview image each region present intensity；
According to the present intensity in each region, light filling region is determined；
The second target glint lamp corresponding to the light filling region is determined, wherein, the second target glint lamp is first mesh
Mark at least one in flash lamp；
Adjust the brightness of the second target glint lamp.
3. according to the method for claim 2, it is characterised in that the step of the current colour temperature for detecting preview image of taking pictures
Suddenly, including：
The current colour temperature for the subject image taken pictures described in detection in preview image；
Taken pictures described in the detection preview image each region present intensity the step of, including：
Taken pictures described in detection preview image subject image each region present intensity.
4. according to the method for claim 3, it is characterised in that at least two flash lamp is arranged on the mobile terminal
Front camera direction；
It is described when the camera take pictures preview, detection take pictures preview image current colour temperature the step of, including：
The front camera carry out self-timer mode take pictures preview when, facial image that detection is taken pictures in preview image is worked as
Preceding colour temperature；
Taken pictures described in the detection preview image each region monochrome information the step of, including：
The monochrome information in each region for the facial image taken pictures described in detection in preview image.
5. according to the method for claim 2, it is characterised in that the present intensity according to each region, it is determined that mending
The step of light region, including：
Receive the brightness adjustment request of user's input；
According to brightness adjustment request and the present intensity in each region, the light filling region is determined.
6. a kind of light compensating apparatus, applied to mobile terminal, it is characterised in that the mobile terminal is included in the setting of camera direction
At least two flash lamps, the light compensating apparatus includes：
Colour temperature detection module, for when the camera take pictures preview, detecting the current colour temperature for preview image of taking pictures；
Light filling information determination module, for according to the current colour temperature, determining target light filling information；
First object flash lamp determining module, for according to the target light filling information, it is determined that the first object for needing to open dodges
Light lamp, wherein, the first object flash lamp be at least two flash lamp at least one flash lamp, described at least two
Individual flash lamp includes at least one first flash lamp and at least one second flash lamp, the colour temperature of first flash lamp with it is described
The colour temperature of second flash lamp is different；
First object flash lamp opening module, for controlling the first object flash lamp to open.
7. light compensating apparatus according to claim 6, it is characterised in that at least two flash lamp is distributed with default spacing
On mobile terminals, described device also includes：
Brightness detection module, the present intensity in each region for detecting the preview image of taking pictures；
Light filling area determination module, for the present intensity according to each region, determine light filling region；
Second target glint lamp determining module, for determining the second target glint lamp corresponding to the light filling region, wherein, it is described
Second target glint lamp is at least one in the first object flash lamp；
Brightness adjusting section, for adjusting the brightness of the second target glint lamp.
8. light compensating apparatus according to claim 7, it is characterised in that the colour temperature detection module is used for：
The current colour temperature for the subject image taken pictures described in detection in preview image；
The brightness detection module, is used for：
Taken pictures described in detection preview image subject image each region monochrome information.
9. light compensating apparatus according to claim 8, it is characterised in that at least two flash lamp is arranged on the movement
The front camera direction of terminal；
The colour temperature detection module is used for：
The front camera carry out self-timer mode take pictures preview when, detection is taken pictures the color of the facial image in preview image
Temperature；
The brightness detection module is used for：
The monochrome information in each region for the facial image taken pictures described in detection in preview image.
10. device according to claim 7, it is characterised in that the light filling area determination module is used for：
Receive the brightness adjustment request of user's input；
According to brightness adjustment request and the present intensity in each region, the light filling region is determined.
A kind of 11. mobile terminal, it is characterised in that including a kind of mobile terminal, it is in its feature, including processor, storage
Device and the computer program that can be run on the memory and on the processor is stored in, the computer program is described
The step of light compensation method as any one of claim 1 to 5 is realized during computing device.
12. a kind of computer-readable recording medium, it is characterised in that be stored with computer on the computer-readable recording medium
Program, the step of the light compensation method as any one of claim 1 to 5 is realized when the computer program is executed by processor
Suddenly.
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| CN201711135650.7A CN107809599B (en) | 2017-11-16 | 2017-11-16 | Light supplementing method and device and mobile terminal |
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|---|---|---|---|
| CN201711135650.7A CN107809599B (en) | 2017-11-16 | 2017-11-16 | Light supplementing method and device and mobile terminal |
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| CN110198416A (en) * | 2019-06-11 | 2019-09-03 | 威海德盛电子有限公司 | Light compensating apparatus and its control method |
| CN110460763A (en) * | 2019-09-23 | 2019-11-15 | 天津天地伟业信息系统集成有限公司 | A kind of multi color temperature dynamic regulation integrated camera and image capture method |
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