CN109672825A - Image pickup method, system and terminal - Google Patents
Image pickup method, system and terminal Download PDFInfo
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- CN109672825A CN109672825A CN201910113258.5A CN201910113258A CN109672825A CN 109672825 A CN109672825 A CN 109672825A CN 201910113258 A CN201910113258 A CN 201910113258A CN 109672825 A CN109672825 A CN 109672825A
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- Prior art keywords
- flash lamp
- zoom magnification
- intensity
- flash
- 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
- H04N23/60—Control of cameras or camera modules
- H04N23/67—Focus control based on electronic image sensor signals
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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
Abstract
The embodiment of the present application provides a kind of image pickup method, system and terminal, and wherein image pickup method includes: to listen to flash state；It is opened based on flash lamp, obtains zoom magnification；According to the corresponding relationship of the zoom magnification and flash lamp light intensity, the bright intensity of the first flash lamp and the bright intensity of the second flash lamp are determined；Wherein, the beam angle of first flash lamp is greater than the beam angle of second flash lamp.Image pickup method provided by the embodiments of the present application can control the first flash lamp according to zoom magnification and the bright intensity of the second flash lamp carries out light filling, adapt to the lighting demand of different zoom magnification shootings.
Description
Technical field
This application involves field of computer technology, in particular to a kind of image pickup method, system and terminal.
Background technique
The application belongs to the relevant technologies relevant to the application for the description of background technique, be only used for explanation and just
In the application content for understanding the application, it should not be construed as applicant and be specifically identified to or estimate applicant being considered the application for the first time
The prior art for the applying date filed an application.
When shooting, to improve the image taking quality under low light environment, it will usually carry out light filling with flash lamp, adjust focal length
To shoot far and near different scenery.Existing flash lamp does not adapt to the light filling of different focal length shooting.
Summary of the invention
In view of this, the embodiment of the present application provides a kind of image pickup method, system and terminal.
In a first aspect, this application provides a kind of image pickup methods, which comprises
Listen to flash state；
It is opened based on flash lamp, obtains zoom magnification；
According to the corresponding relationship of the zoom magnification and flash lamp light intensity, determine the first flash lamp bright intensity and
The bright intensity of second flash lamp；
Wherein, the beam angle of first flash lamp is greater than the beam angle of second flash lamp.
Second aspect, the embodiment of the present application provide a kind of camera system, comprising:
Unit is listened to, is used to listen to flash state；
Acquiring unit is used to be opened based on flash lamp, obtains zoom magnification；
Determination unit is used to determine the first sudden strain of a muscle according to the corresponding relationship of the zoom magnification and flash lamp light intensity
The bright intensity of light lamp and the bright intensity of the second flash lamp；Wherein, the beam angle of first flash lamp is greater than described the
The beam angle of two flash lamps.
The third aspect, the embodiment of the present application provide a kind of computer readable storage medium, are stored thereon with computer journey
Sequence, when which is executed by processor the step of realization any of the above-described method.
Fourth aspect, the embodiment of the present application provides a kind of terminal, including memory, processor and storage are on a memory
And the computer program that can be run on a processor, the processor realize the step of any of the above-described method when executing described program
Suddenly.
The embodiment of the present application has the following beneficial effects:
Image pickup method provided by the embodiments of the present application, listens to flash state, and when listening to flash lamp unlatching, acquisition is worked as
Preceding zoom magnification determines the first flash lamp and the second flash of light according to the corresponding relationship of zoom magnification and flash lamp light intensity
The bright intensity of lamp.The first flash lamp and the second flash lamp is set to carry out light filling respectively with corresponding bright intensity by control,
In, the beam angle of the first flash lamp is greater than the beam angle of the second flash lamp, and the first flash lamp is used to carry out close shot object
Light filling, the second flash lamp are used to carry out light filling to distant view object.Image pickup method provided by the embodiments of the present application can be according to zoom
Multiple controls double flashing light and carries out light filling with different bright intensity, adapts to the light filling of different zoom magnification shootings.
Detailed description of the invention
Fig. 1 shows the flow chart of an embodiment of the application image pickup method；
Fig. 2 shows an example structure schematic diagrams of the terminal of the application；
Fig. 3 shows the zoom magnification of an embodiment of the application image pickup method and the corresponding relationship of electric current of flash lamp value
Table；
Fig. 4 shows the zoom magnification of another embodiment of the application image pickup method and the corresponding relationship of electric current of flash lamp value
Curve；
Fig. 5 shows the flow chart of another embodiment of the application image pickup method；
Fig. 6 shows the structural schematic diagram of an embodiment of the application camera system；
Fig. 7 shows the structural schematic diagram of another embodiment of the application camera system；
Fig. 8 shows the structural block diagram of the terminal 500 of another embodiment of the application；
Fig. 9 shows the structural block diagram of the terminal 600 of another embodiment of the application.
Specific embodiment
The application is described in further detail combined with specific embodiments below, but not as the restriction to the application.?
In following the description, what different " embodiment " or " embodiment " referred to is not necessarily the same embodiment.In addition, one or more are implemented
Special characteristic, structure or feature in example can be combined by any suitable form.
In a first aspect, the embodiment of the present application provides a kind of image pickup method, Fig. 1 shows a reality of the application image pickup method
Apply the flow chart of example.
Referring to Fig. 1, the method for the embodiment of the present application includes:
Listen to flash state；
It is opened based on flash lamp, obtains zoom magnification；
According to the corresponding relationship of zoom magnification and flash lamp light intensity, the bright intensity and second of the first flash lamp is determined
The bright intensity of flash lamp；
Wherein, the beam angle of the first flash lamp is greater than the beam angle of the second flash lamp.
Image pickup method provided by the embodiments of the present application, listens to flash state, and when listening to flash lamp unlatching, acquisition is worked as
Preceding zoom magnification determines the first flash lamp and the second flash of light according to the corresponding relationship of zoom magnification and flash lamp light intensity
The bright intensity of lamp.The first flash lamp and the second flash lamp can be made to be mended respectively with corresponding bright intensity by control
Light, wherein the beam angle of the first flash lamp is greater than the beam angle of the second flash lamp, and the first flash lamp is used for close shot object
Light filling is carried out, the second flash lamp is used to carry out light filling to distant view object.Image pickup method provided by the embodiments of the present application being capable of basis
Zoom magnification controls double flashing light and carries out light filling with different bright intensity, adapts to the light filling of different zoom magnification shootings.
The embodiment of the present application is not especially limited the number of flash lamp, and the first flash lamp can be an individual flash of light
Lamp is also possible to one group that multiple flash lamps are constituted；First flash lamp is also possible to an individual flash lamp, is also possible to more
One group of a flash lamp composition.The following embodiments of the application are carried out by taking single first flash lamp and single second flash lamp as an example
Explanation.
The present embodiment presets the corresponding relationship of zoom magnification Yu flash lamp light intensity, listens in shooting process and glistens
Lamp state (i.e. unlatching/closed state) obtains the zoom magnification under current shooting mode when listening to flash lamp unlatching, according to
According to the corresponding relationship of zoom magnification and flash lamp light intensity, the bright intensity of the first flash lamp and the second flash lamp is determined, and
It controls the first flash lamp and the second flash lamp and flash of light shooting is carried out to object to be shot with corresponding bright intensity respectively.This implementation
Example can need the light filling dynamics of flexibly control flash lamp according to shooting.
Fig. 2 shows the structural schematic diagrams of an embodiment of the application terminal.
In the present embodiment, the beam angle of the first flash lamp is greater than the beam angle of the second flash lamp, and the first flash lamp is used
In carrying out light filling to close shot object, the second flash lamp is used to carry out light filling to distant view object.The light that flash lamp issues penetrates lampshade
(Fresnel lenses) assemble afterwards, and the uniformity of light is maintained at 30% or more, can satisfy the lighting demand of object to be captured.
Referring to fig. 2, in the present embodiment, for double flashing light at 1 rear cover of terminal bodies, the light that the first flash lamp 2 issues is saturating
After crossing the first flash lamp lampshade 3, beam angle 4 is in 80 ° or so ranges；The light that second flash lamp 5 issues is through the second flash of light
After lamp lampshade 6, beam angle 7 is in telephoto lens visual field scope.The light beam that first flash lamp 2 is formed can be to relatively close (example
Such as 1 meter or so) close shot object carry out light filling, the light beam that the second flash lamp 5 is formed can be to the remote of (such as 3 meters or so) farther out
Scenery body carries out light filling.The present embodiment passes through the automatic adjustment of different the first flash lamps 2 and the second flash lamp 5 of beam angle,
Realize the light filling to the object to be captured of different distance, picture quality enhancement.
In the application alternative embodiment, the bright intensity value of the first flash lamp reduces, second with the increase of zoom magnification
The bright intensity value of flash lamp increases with the increase of zoom magnification.
In the embodiment of the present application, with the variation of zoom magnification, the change of the first flash lamp and the second flash lamp light intensity
Change the linear change that can be into simple ratio, is also possible to the nonlinear change being empirically arranged.
In the present embodiment, the corresponding relationship of zoom magnification and flash lamp light intensity includes: that the light of the first flash lamp is strong
Degree (it is close to weaken the first flash lamp as the increase (object to be shot becomes distant view) of zoom magnification when shooting shows reduction trend
Scape light filling), the bright intensity of the second flash lamp as the increase of zoom magnification when shooting shows increase tendency, (dodge by enhancing second
Light lamp distant view light filling), that is, as the light that the distance of object to be shot is gradually increased the first flash lamp and the second flash lamp is strong
Inverse change relationship is presented in degree.In the embodiment of the present application, zoom magnification and the corresponding relationship of flash lamp light intensity be can also be
First flash lamp (perhaps the second flash lamp) by a certain fixed bright intensity value carries out the second flash lamp of light filling, and (or first dodge
Light lamp) show variation tendency linearly or nonlinearly with the variation of zoom magnification.A variety of changes provided by the embodiments of the present application
Burnt multiple adapts to the lighting demand under different photographed scenes from the corresponding relationship of flash lamp light intensity, it is ensured that photo imaging
Quality.
In the embodiment of the present application, the bright intensity of zoom magnification and flash lamp be can be in gradual variation, can also be with
It is that limited variation etc. is carried out according to multiple and different gears.Pair of the bright intensity of zoom magnification and flash lamp in the present embodiment
Should be related to for gear it is corresponding with gear.
In the application alternative embodiment, when zoom magnification is minimum multiple, the bright maximum intensity of the first flash lamp；Zoom
When multiple reaches maximum multiple, the bright maximum intensity of the second flash lamp.
In the present embodiment, the corresponding relationship of zoom magnification and flash lamp light intensity are as follows: the bright intensity of the first flash lamp
Reduce with the increase of zoom magnification, the bright intensity of the second flash lamp increases with the increase of zoom magnification；Work as zoom magnification
When for minimum value, the first flash lamp is controlled with maximum bright intensity and carries out flash of light shooting, guarantees the sufficient benefit of object to be clapped to close shot
Light；When zoom magnification reaches maximum value, the second flash lamp is controlled with maximum bright intensity and carries out flash of light shooting, is guaranteed to distant view
The sufficient light filling of object to be clapped.It wherein, is not critical value in zoom magnification (i.e. zoom magnification is between maxima and minima)
When, the first flash lamp and the second flash lamp are in running order simultaneously.The present embodiment can satisfy in a variety of situations in various degree
Lighting demand.
In the application alternative embodiment, when zoom magnification is minimum multiple, the bright intensity value of the second flash lamp is zero；Become
When burnt multiple reaches maximum multiple, the bright intensity value of the first flash lamp is zero.
In the present embodiment, the first flash lamp and the second flash lamp show inverse change relationship with the increase of zoom magnification.
When zoom magnification is minimum value (close shot shooting), the bright intensity value of the second flash lamp is zero, i.e. the second flash lamp, which is in, to close
Closed state, the first flash lamp, which can be, carries out flash of light shooting with maximum bright intensity, is also possible to a certain fixed bright intensity
(fixed value being arranged according to user's self-demand) carries out flash of light shooting, and close shot controls the first flash lamp when shooting and works independently,
Terminal energy consumption is reduced while meeting lighting demand；When zoom magnification reaches maximum value (vista shot), the first flash of light
The bright intensity value of lamp is zero, i.e., the first flash lamp is in close state, the second flash lamp can be with maximum bright intensity into
Row flash of light shooting is also possible to carry out flash of light shooting with a certain fixed bright intensity, and when vista shot controls the second flash lamp list
Solely work can equally reduce terminal energy consumption while meeting lighting demand.
In the application alternative embodiment, the corresponding relationship of zoom magnification and flash lamp light intensity include in following at least
It is a kind of:
The mapping table of zoom magnification and flash lamp light intensity；
The corresponding relationship curve of zoom magnification and flash lamp light intensity；
The relational expression of zoom magnification and flash lamp light intensity.
The embodiment of the present application is not construed as limiting the concrete form of zoom magnification and the corresponding relationship of flash lamp light intensity.Example
If the corresponding relationship of zoom magnification and flash lamp light intensity can be the mapping table of the relevant parameter of embodiment both sides relation,
Be also possible to corresponding relationship curve, or be also possible to relational expression etc..Wherein, zoom magnification is corresponding with flash lamp light intensity
Relation table can be the one-to-one table for embodying the relevant parameter of zoom magnification and flash lamp light strength relationship.Zoom times
It is several that with the corresponding relationship curve of flash lamp light intensity to can be embodiment zoom magnification related with flash lamp light strength relationship
The linear relationship curve of parameter, is also possible to non-linear relation curve etc..The relational expression of zoom magnification and flash lamp light intensity
It can be the relational expression for embodying the relevant parameter of zoom magnification and flash lamp light strength relationship.In the application alternative embodiment,
Zoom magnification and the corresponding relationship of flash lamp light intensity include: the corresponding relationship of zoom magnification Yu electric current of flash lamp value.
The embodiment of the present application can realize the one-to-one correspondence of zoom magnification Yu flash lamp light intensity by diversified forms,
Such as can be corresponding relationship by zoom magnification and electric current of flash lamp value, the electric current of flash lamp is controlled to realize different lights
The flash of light of intensity is shot.It can also be the flash of light for realizing different bright intensity from the corresponding relationship of resistance value by zoom magnification
Shooting etc..Such as resistance value being adjusted by digital regulation resistance, and then adjust the electric current of flash lamp, the light for controlling flash lamp is strong
Degree.
Fig. 3 shows the zoom magnification of an embodiment of the application image pickup method and the corresponding relationship of electric current of flash lamp value
Table, Fig. 4 show the zoom magnification of another embodiment of the application image pickup method and the corresponding relationship curve of electric current of flash lamp value.
Referring to Fig. 3 and Fig. 4, in the present embodiment, the corresponding relationship (relationship of zoom magnification Yu electric current of flash lamp value is preset
Table or relation curve), it is strong come the light for controlling flash lamp the size of current of flash lamp can be controlled by flash lamp driving chip
Degree.It is corresponding with electric current of flash lamp value according to zoom magnification in conjunction with the zoom magnification got when flash lamp is in the open state
Relation table or relation curve, determine corresponding electric current of flash lamp value under current state, and flash lamp issues phase according to the electric current of supply
Answer the light of intensity.
In the present embodiment, the corresponding relationship of zoom magnification Yu flash lamp light intensity can also be expressed by relational expression.
For example, the relational expression between zoom magnification and the electric current of the second flash lamp is I=(A*5.88)+5.4 in exemplary embodiment,
Wherein, I is electric current of flash lamp value, and A is zoom magnification.In conjunction with current zoom multiple, corresponding A value is obtained, is calculated by formula
Obtain the flash lamp operation current value under current zoom multiple.Flash lamp issues the light of respective strengths according to supply size of current
It is bright.
In the embodiment of the present application, the bright intensity of flash lamp is in certain linear relationship with the size of current of access, can be with
One group is constituted as the first flash lamp and/or by one group of multiple flash lamps composition as the second flash lamp by multiple flash lamps
The mode of (narrow angle flash lamp) reduces the luminous efficiency of single lamp, extends the service life of flash lamp, and it is negative to mitigate terminal current
Lotus.
Fig. 5 shows the flow chart of another embodiment of the application image pickup method.
Referring to Fig. 5, the method for the embodiment of the present application further include:
Detect the Luminance Distribution of the photo of shooting；
The corresponding relationship of zoom magnification and flash lamp light intensity is adjusted according to Luminance Distribution.
Since external environment light intensity has differences, the light intensity meeting that each region receives in the photo taken
It is different, it forms different brightness Distribution values, the imaging of each region or deficient light or overexposure, photographic quality is poor.It is based on
This, image pickup method provided in this embodiment further includes the Luminance Distribution of the photo of detection shooting, by the brightness in region each in photo
Value is compared with target brightness value (required brightness value when normal exposure), if the brightness value in each region is unsatisfactory for mesh in photo
Mark brightness value, the corresponding flash lamp light intensity of adjustment current zoom multiple, until meeting target brightness value.Wherein, target is bright
Angle value can be user according to self-demand carry out it is customized, be also possible to system default value；Required brightness when normal exposure
Value can be a value range, be also possible to a specific numerical value.The present embodiment by detection photo Luminance Distribution with
Appropriate adjustment is carried out to the flash lamp light intensity in corresponding relationship, continues to optimize pair of zoom magnification Yu flash lamp light intensity
It should be related to, promote user experience.
Second aspect, the embodiment of the present application provide a kind of camera system, which can realize that above-described embodiment is clapped
Method is taken the photograph, the embodiment of above-mentioned image pickup method can be used for understanding and illustrating the embodiment of following camera system.
Fig. 6 shows the structural schematic diagram of an embodiment of the application camera system.
Referring to Fig. 6, the camera system of the embodiment of the present application includes:
Unit 10 is listened to, is used to listen to flash state；
Acquiring unit 20 is used to be opened based on flash lamp, obtains zoom magnification；
Determination unit 30 is used to determine the first flash of light according to the corresponding relationship of zoom magnification and flash lamp light intensity
The bright intensity of lamp and the bright intensity of the second flash lamp；Wherein, the beam angle of the first flash lamp is greater than the second flash lamp
Beam angle.
Image pickup method provided by the embodiments of the present application, listens to flash state, and when listening to flash lamp unlatching, acquisition is worked as
Preceding zoom magnification determines the first flash lamp and the second flash of light according to the corresponding relationship of zoom magnification and flash lamp light intensity
The bright intensity of lamp.The first flash lamp and the second flash lamp can be made to be mended respectively with corresponding bright intensity by control
Light, wherein the beam angle of the first flash lamp is greater than the beam angle of the second flash lamp, and the first flash lamp is used for close shot object
Light filling is carried out, the second flash lamp is used to carry out light filling to distant view object.Image pickup method provided by the embodiments of the present application being capable of basis
Zoom magnification controls double flashing light and carries out light filling with different bright intensity, adapts to the light filling of different zoom magnification shootings.
The embodiment of the present application is not especially limited the number of flash lamp, and the first flash lamp can be an individual flash of light
Lamp is also possible to one group that multiple flash lamps are constituted；First flash lamp is also possible to an individual flash lamp, is also possible to more
One group of a flash lamp composition.Following embodiments are illustrated by taking single first flash lamp and single second flash lamp as an example.
The present embodiment presets the corresponding relationship of zoom magnification Yu flash lamp light intensity, listens in shooting process and glistens
Lamp state (i.e. unlatching/closed state) obtains the zoom magnification under current shooting mode when listening to flash lamp unlatching, according to
According to the corresponding relationship of zoom magnification and flash lamp light intensity, the bright intensity of the first flash lamp and the second flash lamp is determined, and
It controls the first flash lamp and the second flash lamp and flash of light shooting is carried out to object to be shot with corresponding bright intensity respectively.This implementation
Example can need the light filling dynamics of flexibly control flash lamp according to shooting.
In the present embodiment, the beam angle of the first flash lamp is greater than the beam angle of the second flash lamp, and the first flash lamp is used
In carrying out light filling to close shot object, the second flash lamp is used to carry out light filling to distant view object.The light that flash lamp issues penetrates lampshade
(Fresnel lenses) assemble afterwards, and the uniformity of light is maintained at 30% or more, can satisfy the lighting demand of object to be captured.Referring to figure
2, in the present embodiment, for double flashing light at 1 rear cover of terminal bodies, the light that the first flash lamp 2 issues penetrates the first flash lamp lamp
After cover 3, beam angle 4 is in 80 ° or so ranges；After the light that second flash lamp 5 issues penetrates the second flash lamp lampshade 6, light beam
Angle 7 is in telephoto lens visual field scope.The light beam that first flash lamp 2 is formed can be to the close of relatively close (such as 1 meter or so)
Scenery body carries out light filling, and the light beam that the second flash lamp 5 is formed can mend the distant view object of (such as 3 meters or so) farther out
Light.The present embodiment is realized by the automatic adjustment of beam angle different the first flash lamp 2 and the second flash lamp 5 to difference
The light filling of the object to be captured of distance, picture quality enhancement.
Fig. 7 shows the structural schematic diagram of another embodiment of the application camera system.
Referring to Fig. 7, the camera system of another embodiment of the application further include:
Detection unit 40 is used to detect the Luminance Distribution of the photo of shooting；
Adjustment unit 50 is used to adjust zoom magnification pass corresponding with brightness of flash lamp according to the Luminance Distribution
System.
In the present embodiment, the Luminance Distribution of the photo of the detection shooting of detection unit 40, by the brightness value in region each in photo
It is compared with target brightness value (required brightness value when normal exposure), if the brightness value in each region is not able to satisfy mesh in photo
Brightness value is marked, adjustment unit 50 adjusts the corresponding flash lamp light intensity of current zoom multiple, until meeting target brightness value.Its
In, target brightness value can be user according to self-demand carry out it is customized, be also possible to system default value；Institute when normal exposure
The brightness value needed can be a value range, be also possible to a specific numerical value.The present embodiment is bright by detection photo
Degree distribution continues to optimize zoom magnification and flash lamp is bright to carry out appropriate adjustment to the flash lamp light intensity in corresponding relationship
The corresponding relationship of intensity promotes user experience.
Those skilled in the art can be understood that the division of " unit " or " module " in the embodiment of the present application,
Only a kind of division of logic function, there may be another division manner in actual implementation, such as multiple " units " or " mould
Block ", which can be combined or be can integrate, realizes corresponding function for one " unit " or " module ".Or one " unit " or " mould
Block " is decomposed into multiple corresponding functions of common realization." unit " or " module " in the embodiment of the present application can be can be independent
The software and/or hardware for completing specific function is completed or cooperates with other component, wherein hardware for example can be FPGA (Field-
Programmab le Gate Array, field programmable gate array), IC (lntegrated Circuit, integrated circuit) etc.,
It no longer repeats one by one herein.
The third aspect, the embodiment of the present application provide a kind of computer readable storage medium, are stored thereon with computer journey
The step of sequence, which realizes aforementioned any embodiment method when being executed by processor.Wherein, computer readable storage medium can
To include but is not limited to any kind of disk, including floppy disk, CD, DVD, CD-ROM, mini drive and magneto-optic disk, ROM,
RAM, EPROM, EEPROM, DRAM, VRAM, flash memory device, magnetic or optical card, nanosystems (including molecular memory
IC), or it is suitable for any kind of medium or equipment of store instruction and/or data.
Fourth aspect, the embodiment of the present application provides a kind of terminal, including memory, processor and storage are on a memory
And the computer program that can be run on a processor, the step of realizing any of the above-described embodiment method when processor executes program.
Fig. 8 shows the structural block diagram of the terminal 500 of one embodiment of the application.
Referring to Fig. 8, which includes processor 510, memory 520 and camera 530.
In the embodiment of the present application, processor 510 is the control centre of computer system, can be the processor of physical machine,
It is also possible to the processor of virtual machine.In the embodiment of the present application, at least one instruction, described instruction are stored in memory 520
It is loaded by processor 510 and is executed to realize the method in above-mentioned each embodiment.Terminal in the embodiment of the present application can wrap
Include but be not limited to smart phone, tablet computer, palm PC, personal digital assistant (Personal DigitalAssistant,
PAD), digital camera etc. has the device of shooting function.
In the application alternative embodiment, camera 530 may include front camera, also may include rear camera.
Fig. 9 shows the structural block diagram of the terminal 600 of another embodiment of the application.
Referring to Fig. 7, which includes: processor 601 and memory 602.
In the embodiment of the present application, processor 601 may include one or more processing cores, such as 4 core processors, 8
Core processor etc..Processor 601 can using DSP (Digital Signal Processing, Digital Signal Processing),
FPGA (Field-Programmable Gate Array, field programmable gate array), PLA (Programmable Logic
Array, programmable logic array) at least one of example, in hardware realize.Processor 601 also may include primary processor and
Coprocessor, primary processor are the processors for being handled data in the awake state, also referred to as CPU (Central
Processing Unit, central processing unit)；Coprocessor is the low function for being handled data in the standby state
Consume processor.
Memory 602 may include one or more computer readable storage mediums, which can
To be non-transient.Memory 602 may also include high-speed random access memory and nonvolatile memory, such as one
Or multiple disk storage equipments, flash memory device.It is non-transient in memory 602 in some embodiments of the present application
Computer readable storage medium for storing at least one instruction, at least one instruction for performed by processor 601 with
Realize the method in the embodiment of the present application.
In the application alternative embodiment, terminal 600 further includes having: peripheral device interface 603 and at least one peripheral equipment.
It can be connected by bus or signal wire between processor 601, memory 602 and peripheral device interface 603.Each peripheral equipment
It can be connected by bus, signal wire or circuit board with peripheral device interface 603.Specifically, peripheral equipment includes: display screen
604, at least one of camera 605 and power supply 606.
Peripheral device interface 603 can be used for I/0 (lnput/Output, input/output) is relevant outside at least one
Peripheral equipment is connected to processor 601 and memory 602.In some embodiments of the present application, processor 601,602 and of memory
Peripheral device interface 603 is integrated on same chip or circuit board；In some other embodiments of the application, processor
601, any one in memory 602 and peripheral device interface 603 or two can be real on individual chip or circuit board
It is existing.The embodiment of the present application is not especially limited this.
Display screen 604 is for showing UI (User Interface, user interface).The UI may include figure, text, figure
Mark, video and its their any combination.When display screen 604 is touch display screen, display screen 604 also there is acquisition to show
The ability of the touch signal on the surface or surface of screen 604.The touch signal can be used as control signal and be input to processor
601 are handled.At this point, display screen 604 can be also used for providing virtual push button and/or dummy keyboard, also referred to as soft button and/or
Soft keyboard.In some embodiments of the present application, display screen 604 can be one, and the front panel of terminal 600 is arranged；In this Shen
In other embodiments please, display screen 604 can be at least two, be separately positioned on the different surfaces of terminal 600 or in folding
Folded design；In the still other embodiments of the application, display screen 604 can be flexible display screen, and the bending of terminal 600 is arranged in
On surface or on fold plane.Even, display screen 604 can also be arranged to non-rectangle irregular figure, namely abnormity screen.Display
Screen 604 can use LCD (Liquid Crystal Display, liquid crystal display), OLED (Organic Light-
Emitting Diode, Organic Light Emitting Diode) etc. materials preparation.
Camera 605 is for acquiring image or video.Optionally, camera 605 includes that front camera and postposition image
Head.In general, the front panel of terminal is arranged in front camera, the back side of terminal is arranged in rear camera.In some embodiments
In, rear camera at least two is main camera, depth of field camera, wide-angle camera, appointing in focal length camera respectively
It anticipates one kind, to realize that main camera and the fusion of depth of field camera realize that background blurring function, main camera and wide-angle camera melt
It closes and realizes pan-shot and VR (Virtual Reality, virtual reality) shooting function or other fusion shooting functions.?
In some embodiments of the present application, camera 605 can also include flash lamp.Flash lamp can be monochromatic warm flash lamp, can also
To be double-colored temperature flash lamp.Double-colored temperature flash lamp refers to the combination of warm light flash lamp and cold light flash lamp, can be used for not homochromy
Light compensation under temperature.
Power supply 606 is used to be powered for the various components in terminal 600.Power supply 606 can be alternating current, direct current,
Disposable battery or rechargeable battery.When power supply 606 includes rechargeable battery, which can be wired charging electricity
Pond or wireless charging battery.Wired charging battery is the battery to be charged by Wireline, and wireless charging battery is by wireless
The battery of coil charges.The rechargeable battery can be also used for supporting fast charge technology.
The restriction of the not structure paired terminal 600 of terminal structure block diagram shown in the embodiment of the present application, terminal 600 can wrap
It includes than illustrating more or fewer components, perhaps combine certain components or is arranged using different components.
In this application, term " first ", " second " etc. are only used for the purpose of description, are not understood to indicate or imply
Relative importance or sequence；Term " multiple " then refers to two or more, unless otherwise restricted clearly.Term " installation ",
The terms such as " connected ", " connection ", " fixation " shall be understood in a broad sense, for example, " connection " may be a fixed connection, being also possible to can
Dismantling connection, or be integrally connected；" connected " can be directly connected, can also be indirectly connected through an intermediary.For this
For the those of ordinary skill in field, the concrete meaning of above-mentioned term in this application can be understood as the case may be.
In the description of the present application, it is to be understood that the orientation or positional relationship of the instructions such as term " on ", "lower" be based on
Orientation or positional relationship shown in the drawings is merely for convenience of description the application and simplifies description, rather than indication or suggestion institute
The device or unit of finger must have specific direction, be constructed and operated in a specific orientation, it is thus impossible to be interpreted as to this Shen
Limitation please.
The above, the only specific embodiment of the application, but the protection scope of the application is not limited thereto, it is any
Those familiar with the art within the technical scope of the present application, can easily think of the change or the replacement, and should all contain
Lid is within the scope of protection of this application.Therefore, the protection scope of the application should be based on the protection scope of the described claims.
Claims (10)
1. a kind of image pickup method characterized by comprising
Listen to flash state；
It is opened based on flash lamp, obtains zoom magnification；
According to the corresponding relationship of the zoom magnification and flash lamp light intensity, the bright intensity and second of the first flash lamp is determined
The bright intensity of flash lamp；
Wherein, the beam angle of first flash lamp is greater than the beam angle of second flash lamp.
2. the method according to claim 1, wherein the bright intensity of first flash lamp is with zoom magnification
Increase and reduce, the bright intensity of second flash lamp increases with the increase of zoom magnification.
3. according to the method described in claim 2, it is characterized in that, described first dodges when the zoom magnification is minimum multiple
The bright maximum intensity of light lamp；When the zoom magnification reaches maximum multiple, the bright maximum intensity of second flash lamp.
4. according to the method described in claim 2, it is characterized in that, described second dodges when the zoom magnification is minimum multiple
The bright intensity value of light lamp is zero；When the zoom magnification reaches maximum multiple, the bright intensity value of first flash lamp is
Zero.
5. being closed the method according to claim 1, wherein the zoom magnification is corresponding with flash lamp light intensity
System includes at least one of following:
The mapping table of the zoom magnification and the flash lamp light intensity；
The corresponding relationship curve of the zoom magnification and the flash lamp light intensity.
6. being closed the method according to claim 1, wherein the zoom magnification is corresponding with flash lamp light intensity
System includes:
The corresponding relationship of the zoom magnification and electric current of flash lamp value.
7. the method according to claim 1, wherein further include:
Detect the Luminance Distribution of the photo of shooting；
The corresponding relationship of the zoom magnification Yu flash lamp light intensity is adjusted according to the Luminance Distribution.
8. a kind of camera system characterized by comprising
Unit is listened to, is used to listen to flash state；
Acquiring unit is used to be opened based on flash lamp, obtains zoom magnification；
Determination unit is used to determine the first flash lamp according to the corresponding relationship of the zoom magnification and flash lamp light intensity
Bright intensity and the second flash lamp bright intensity；Wherein, the beam angle of first flash lamp is greater than described second and dodges
The beam angle of light lamp.
9. a kind of computer readable storage medium, is stored thereon with computer program, which is characterized in that the program is held by processor
The step of any one of claim 1-7 the method is realized when row.
10. a kind of terminal including memory, processor and stores the computer journey that can be run on a memory and on a processor
Sequence, which is characterized in that the processor realizes the step of any one of claim 1-7 the method when executing described program
Suddenly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910113258.5A CN109672825A (en) | 2019-02-13 | 2019-02-13 | Image pickup method, system and terminal |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910113258.5A CN109672825A (en) | 2019-02-13 | 2019-02-13 | Image pickup method, system and terminal |
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| CN109672825A true CN109672825A (en) | 2019-04-23 |
Family
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910113258.5A Pending CN109672825A (en) | 2019-02-13 | 2019-02-13 | Image pickup method, system and terminal |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112040099A (en) * | 2020-08-05 | 2020-12-04 | 苏州吾爱易达物联网有限公司 | Zoom linkage-based light supplementing method, device, system, terminal and storage medium |
| CN115022553A (en) * | 2022-08-09 | 2022-09-06 | 深圳比特微电子科技有限公司 | Dynamic control method and device for light supplement lamp |
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