CN109309789A - Field of view control method and terminal device for fill light - Google Patents
Field of view control method and terminal device for fill light Download PDFInfo
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- CN109309789A CN109309789A CN201811278295.3A CN201811278295A CN109309789A CN 109309789 A CN109309789 A CN 109309789A CN 201811278295 A CN201811278295 A CN 201811278295A CN 109309789 A CN109309789 A CN 109309789A
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Classifications
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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
- H04N23/69—Control of means for changing angle of the field of view, e.g. optical zoom objectives or electronic zooming
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/56—Cameras or camera modules comprising electronic image sensors; Control thereof provided with illuminating means
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/70—Circuitry for compensating brightness variation in the scene
- H04N23/74—Circuitry for compensating brightness variation in the scene by influencing the scene brightness using illuminating means
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Abstract
The embodiment of the invention discloses a method for controlling an angle of view (FOV) of a fill-in light and terminal equipment, which are used for solving the problem that the FOV of the fill-in light and the FOV of a camera are not matched in the prior art. The method is applied to terminal equipment, the terminal equipment comprises a light supplement lamp and an adjustable lens T-lens module, and the method comprises the following steps: receiving a first input for starting the light supplement lamp, and acquiring the FOV of the started camera; and adjusting circuit parameters of the T-lens module based on the FOV of the camera to enable the FOV of the fill light to be matched with the FOV of the camera, wherein the T-lens module is used for adjusting the FOV of the fill light.
Description
Technical field
The present invention relates to field of terminal more particularly to the field angle control methods and terminal device of a kind of light compensating lamp.
Background technique
With the continuous promotion of terminal device camera performance, the shooting ability of terminal device is also increasingly stronger.Currently, eventually
End equipment, such as mobile phone mostly use dual camera, three cameras or more；Meanwhile in order to guarantee to take pictures under dark situation
Effect, camera is commonly configured with light compensating lamp (such as infrared light compensating lamp, flash lamp etc.), and light compensating lamp is also flash lamp for photography, head
Lamp etc..
Multiple cameras of terminal device usually have different field angles (Field Of View, FOV), for example, double take the photograph
As head be by it is main take the photograph+pair takes the photograph and constitutes, main to take the photograph and the secondary FOV taken the photograph is different.And light compensating lamp is when providing illumination auxiliary in the prior art
FOV be to immobilize, can not be adjusted, this will bring some problems, for example, if light compensating lamp meets singly taking the photograph for big FOV
As the light filling of head, then, for the light compensating lamp for the single camera of small FOV, light energy is just unable to reach peak use rate,
This disadvantage brought by the FOV of the light compensating lamp and FOV of camera is mismatched, in three cameras or more situation
Under will be apparent from.
Summary of the invention
The embodiment of the present invention provides the field angle control method and terminal device of a kind of light compensating lamp, to solve in the prior art
The FOV of light compensating lamp and the unmatched problem of the FOV of camera.
In order to solve the above-mentioned technical problem, the present invention is implemented as follows:
In a first aspect, providing a kind of field angle control method of light compensating lamp, it is applied to terminal device, the terminal device
Including light compensating lamp and adjustable lens T-lens module, which comprises receive the first input for starting the light compensating lamp, obtain
The field angle FOV of the camera of starting；Based on the FOV of the camera, the circuit parameter of the T-lens module is adjusted, institute is made
The FOV for stating the FOV and the camera of light compensating lamp matches, wherein the T-lens module is for adjusting the light compensating lamp
FOV。
Second aspect, provides a kind of terminal device, and the terminal device includes light compensating lamp and T-lens module, the end
End equipment further include: FOV obtains module, for receiving the first input of the starting light compensating lamp, obtains the camera of starting
FOV；Circuit parameter adjustment module adjusts the circuit parameter of the T-lens module, makes for the FOV based on the camera
The FOV of the light compensating lamp and the FOV of the camera match, wherein the T-lens module is for adjusting the light compensating lamp
FOV.
The third aspect provides a kind of terminal device, which includes processor, memory and be stored in described deposit
On reservoir and the computer program that can run on the processor, the computer program are realized when being executed by the processor
The step of FOV control method of light compensating lamp as described in relation to the first aspect.
Fourth aspect provides a kind of computer readable storage medium, stores meter on the computer readable storage medium
Calculation machine program realizes the FOV control method of light compensating lamp as described in relation to the first aspect when the computer program is executed by processor
The step of.
In embodiments of the present invention, due to including T-lens module in terminal device, T-lens module can be used to adjust
The FOV of light compensating lamp is saved, in this way, the circuit ginseng of T-lens module can be adjusted based on the FOV of camera before light compensating lamp starting
Number, the FOV of the FOV and camera that make light compensating lamp match, and solve the FOV of the FOV of light compensating lamp and camera in the prior art
Unmatched problem conducive to the efficiency of light energy utilization for improving light compensating lamp, while being conducive to improve image quality.
Detailed description of the invention
The drawings described herein are used to provide a further understanding of the present invention, constitutes a part of the invention, this hair
Bright illustrative embodiments and their description are used to explain the present invention, and are not constituted improper limitations of the present invention.In the accompanying drawings:
Fig. 1 is the FOV control method flow diagram for the light compensating lamp that one embodiment of the present of invention provides；
Fig. 2 is the status diagram of T-lens module in one embodiment of the present of invention；
Fig. 3 is another status diagram of T-lens module in one embodiment of the present of invention；
Fig. 4 is another status diagram of T-lens module in one embodiment of the present of invention；
Fig. 5 is the terminal device structural schematic diagram that one embodiment of the present of invention provides；
A kind of hardware structural diagram of Fig. 6 terminal device of each embodiment to realize the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are some of the embodiments of the present invention, instead of all the embodiments.Based on this hair
Embodiment in bright, every other implementation obtained by those of ordinary skill in the art without making creative efforts
Example, shall fall within the protection scope of the present invention.
As shown in Figure 1, one embodiment of the present of invention provides a kind of FOV control method 100 of light compensating lamp, this method is implemented
Example 100 can be applied to terminal device, the terminal device include light compensating lamp, camera and adjustable lens (Tunable lens,
T-lens) module etc., in which:
Above-mentioned light filling luminaire body can be can issue infrared ray infrared light compensating lamp (or referred to as infrared LED, it is infrared swash
Light lamp) etc.；It can also be the light compensating lamp that can issue visible light ray, such as flash lamp etc..For light compensating lamp in terminal device
On position, be not limited to be placed in user oriented side (commonly referred to as preposition light compensating lamp, for mending front camera
Light), the side (commonly referred to as postposition light compensating lamp, for carrying out light filling to rear camera) back to user can also be placed in.
The quantity of above-mentioned camera can be one, and the FOV of the camera is adjustable；Optionally, the quantity of above-mentioned camera
It can also be multiple, the FOV of this multiple camera is typically different.In a specific example, the camera of terminal device is
The wide-angle of postposition+focal length configuration dual camera.
Above-mentioned T-lens module, or the lampshade of referred to as light compensating lamp, are generally mounted in the direction of illumination of light compensating lamp, energy
Enough FOV to adjust light compensating lamp.
As shown in Figure 1, this method embodiment 100 includes the following steps:
S102: the first input of starting light compensating lamp is received, the FOV of the camera of starting is obtained.
Typically, it after the camera starting of terminal device, needs to open in the case where detecting environment light insufficient light
Dynamic light compensating lamp, specifically can be the first input for receiving starting light compensating lamp, which can be detected whether receive for light filling
First input of lamp；
If it is, obtaining the FOV of the camera of starting；
If it is not, then terminating process.
Above-mentioned first input, can be the enabled instruction for starting light compensating lamp, can also be light compensating lamp by closing to beating
The input opened.In the camera shooting process of using terminal equipment, ambient light intensity is detected, when ambient light intensity value is low
When preset value, processor judgement needs to open light compensating lamp, then receives ambient light intensity value and be then regarded as starting light compensating lamp
First input.Or in light compensating lamp default under normally off, as the behaviour for receiving the light compensating lamp unlatching for closing default
Make, such as open the mark of light compensating lamp in the impact of shooting interface midpoint, is then regarded as the first input of starting light compensating lamp.
In one example, the FOV of the camera of starting is adjustable, the step can obtain under FOV state adjusted or
Person is referred to as the FOV at current time.
In another example, the FOV of the camera of starting immobilizes namely the FOV of camera is default parameters.
S104: the FOV based on camera, the circuit parameter of T-lens module is adjusted, the FOV and camera of light compensating lamp are made
FOV matches.
In the embodiment of the present invention, T-lens module is used to adjust the FOV of light compensating lamp.The step can specifically be directed to T-lens
Module is emitted, above-mentioned T-lens module with different circuit parameter adjustment (or connection) with controlling light compensating lamp with different FOV
Circuit parameter and the FOV of light compensating lamp there are mapping relations.
In the embodiment of the present invention, the circuit parameter of T-lens module, the current value that can be specifically connected with T-lens module, or
Person is the voltage value etc. that T-lens module is connected.
The FOV of the FOV and camera that make light compensating lamp in the step match, and in one example, can make light compensating lamp
FOV is equal with the FOV of camera, for example, the FOV for getting the camera of starting is 100 °, which can be adjusted T-lens
The circuit parameter of module, making the FOV of light compensating lamp is also 100 °.
The FOV of the FOV and camera that make light compensating lamp in the step match, and in another example, can make light compensating lamp
FOV and camera FOV be positively correlated, for example, obtain starting camera FOV it is larger, which can be adjusted T-lens
The circuit parameter of module keeps the FOV of light compensating lamp also corresponding larger；Conversely, detect that the FOV of camera is smaller, the step
The circuit parameter for adjusting T-lens module keeps the FOV of light compensating lamp also corresponding smaller.For " big " and " small " of above-mentioned FOV,
To correspond to the different sections FOV, for example, by the section of FOV be [0,60) it is referred to as small, by the section of FOV be [60,120)
It is referred to as medium；It is that [120,180] are referred to as greatly by the section of FOV.
By above-mentioned analysis, in the present embodiment, it is known that the circuit parameter of T-lens module " adjustment " is relative to " obtaining
For getting the FOV " of camera of starting, there is an acquisition movement, then a kind of response mode, this response mode will be corresponded to
Positive response can be shown as, that is, adjusts the circuit parameter of T-lens module, makes FOV phase of the FOV of light compensating lamp with camera
Matching；Passive response can also be shown as, that is, continues to keep the circuit parameter of T-lens module is constant (but why to keep not
Become, be because the FOV operation for obtain camera is known and be remained unchanged).
The embodiment of the present invention here it is shown that aforementioned rapid S104 a variety of specific implementations.It should be understood, of course, that step
S104 can also realize in other manners, the embodiment of the present invention to this with no restriction.
Optionally, light compensating lamp can be started after S104, Image Acquisition is carried out with auxiliary camera.
By starting the operation of light compensating lamp, light compensating lamp can emit beam, for example, infrared light compensating lamp issues infrared light,
Alternatively, flash lamp issues visible light ray etc., Image Acquisition is carried out with auxiliary camera, and then utilize acquired image information
Carry out face unlock or self-timer etc..
The field angle control method of light compensating lamp provided in an embodiment of the present invention, due to including T-lens mould in terminal device
Block, T-lens module can be used to adjust the FOV of light compensating lamp, in this way, before light compensating lamp starting, it can be based on the FOV of camera
The circuit parameter of T-lens module is adjusted, the FOV of the FOV and camera that make light compensating lamp match, solves and mend in the prior art
The FOV of light lamp and the unmatched problem of the FOV of camera, conducive to improve light compensating lamp the efficiency of light energy utilization, while be conducive to improve at
Image quality amount.
For the efficiency of light energy utilization of above-mentioned raising light compensating lamp, for example, if light compensating lamp is merely capable of meeting singly taking the photograph for big FOV
As the light filling of head, then, for the light compensating lamp for the single camera of small FOV, light energy is just unable to reach peak use rate,
The illumination is caused to waste, the embodiment of the present invention can make the FOV of light compensating lamp and the FOV of camera match, for the list of small FOV
Camera can reduce the FOV of light compensating lamp simultaneously, to improve the efficiency of light energy utilization of light compensating lamp.
It is conducive to improve image quality for above-mentioned, for example, if light compensating lamp is merely capable of meeting the single camera of small FOV
Light filling, then, which is then unable to satisfy the scene needs of the single camera of big FOV, causes the quality of image edge area
Lower, the embodiment of the present invention can make the FOV of light compensating lamp and the FOV of camera match, can be with for the single camera of big FOV
Increase the FOV of light compensating lamp simultaneously, to improve image quality, image edge area is ropy caused by avoiding because of illumination deficiency is asked
Topic.
The embodiment of the present invention realizes light compensating lamp by adding T-lens module in terminal device, by T-lens module
Zoom function, and then change the illumination range of light compensating lamp, to match the camera of different FOV, promote taking pictures under dark situation
Effect (i.e. raising image quality) and the efficiency of light energy utilization.
In addition, the embodiment of the present invention not only can be adapted for the mobile terminals such as mobile phone, apply also for being applicable to fixed
Illumination and monitoring device and Portable movable photographing device.
It should be noted that when camera collection image (including face unlock and self-timer etc.) in terminal device, usually
It just needs to open light compensating lamp in the case where insufficient light, therefore, before each embodiment of the invention executes, can also pass through
Light sensor detects light intensity, if light intensity is lower than preset value, then executes each step of the embodiment of the present invention.
Optionally, the terminal device includes the first camera and second camera, and the first of first camera
FOV is greater than the 2nd FOV of the second camera, and the first FOV of the light compensating lamp is greater than the 2nd FOV of the light compensating lamp,
In,
If the camera of the starting is first camera, mention in the step S102 of above-described embodiment based on
The FOV of the camera, the circuit parameter for adjusting the T-lens module includes: the first FOV based on first camera,
It controls the T-lens module to adjust with the first circuit parameter, first circuit parameter corresponds to the first of the light compensating lamp
FOV；Or
If the camera of the starting is the second camera, mention in the step S102 of above-described embodiment based on
The FOV of the camera, the circuit parameter for adjusting the T-lens module includes: the 2nd FOV based on the second camera,
The T-lens module is controlled with the adjustment of second circuit parameter, the second circuit parameter corresponds to the second of the light compensating lamp
FOV。
Matched by the FOV of aforesaid operations, FOV and camera that light compensating lamp can be made, conducive to the light for improving light compensating lamp
Energy utilization rate, while being conducive to improve image quality.
Optionally, if the camera of the starting be first camera and the second camera, it is described to be based on
The FOV of the camera, the circuit parameter for adjusting the T-lens module includes: the FOV based on the camera, described in adjusting
The circuit parameter of T-lens module is zero.The embodiment may not need the FOV for considering camera, convenient for saving electric energy；Alternatively,
The embodiment can be the circuit parameter of T-lens module connection when being zero, the FOV of light compensating lamp with above-mentioned first camera shooting
The FOV of head and the second camera matches.
It optionally, can also include following step before starting light compensating lamp in several embodiments above as one embodiment
It is rapid:
Determine that the power parameter of light compensating lamp, the power parameter of the light compensating lamp and the FOV of the light compensating lamp are positively correlated, then institute
Stating the starting light compensating lamp includes: to start the light compensating lamp based on the power parameter.
By aforesaid operations, when the FOV of light compensating lamp is larger, while the power of light compensating lamp is improved, can be improved brightness, just
In further increasing image quality；When the FOV of light compensating lamp is smaller, the power of light compensating lamp can be reduced, reduces energy consumption, improves and mends
The efficiency of light energy utilization of light lamp.
Optionally, as one embodiment, before the FOV of the detection camera, the method also includes: it obtains wait clap
The target object taken the photograph is at a distance from terminal device；If then the FOV of the camera for obtaining starting includes: distance less than default
Value, obtains the FOV of the camera of starting.
In general, the light filling of light compensating lamp is limited in scope, for example, within 10 meters, in this way, distance of the embodiment in target object
The operation of the embodiment is executed when less than preset value (such as maximum value of light filling range), convenient for improving the light-use of light compensating lamp
Rate, avoid target object apart from it is too far when, light compensating lamp do not have light filling effect caused by luminous energy waste.
As shown in Figures 2 to 4, Fig. 2 to Fig. 4 schematically shows several states of T-lens module, in Fig. 2 and figure
In 4, T-lens module mainly includes:
Piezoelectric ceramics 201, connect with external circuit, is distributed in around high molecular polymer film 202, can be in electric current
Apply different power to high molecular polymer film 202 under (circuit parameter i.e. in previous embodiment) effect, to change its table
Face shape.
High molecular polymer film 202 has high transmittance to visible light, with 203 material of high molecular polymer wrapped up
Refractive index match, therewith realize lens function.Under different electric currents, piezoelectric ceramics 201 is to high molecular polymerization
Object film 202 applies different power, changes the face shape of high molecular polymer film 202, and different sides shape corresponds to different focal powers,
To obtain different beam projecting angles, play the role of the FOV for changing light compensating lamp 205.
High molecular polymer 203 is wrapped up and is protected by high molecular polymer film 202, has refraction to the light penetrated
Effect, the material have half flow regime and good translucency, and the corresponding different refraction of change of its overall surface shape
The ability of light.
Protective substrate 204, main function are support and protection, avoid high molecular polymer 203 by the effect of external force, should
Protective substrate 204 has good translucency simultaneously.
In addition, can also be seen that terminal device further includes having light compensating lamp 205 and eyeglass 206 etc. from Fig. 2 and Fig. 4, wherein
Light compensating lamp 205 can emit floor light light, the light filling that can be used for general lighting or take pictures when ambient brightness is lower；Eyeglass
206, floor light light is dissipated, there is high transmittance to light, for protecting internal T-lens module.
Fig. 2 is the marginal ray line that light compensating lamp 205 is emitted in the case of T-lens module is not powered on, and T-lens module is not powered on situation
Under, it can be used for common light filling illumination, the FOV of light compensating lamp 205 is shown in the FOV1 in Fig. 2 at this time.
Fig. 3 is T-lens module input current I1, for the single camera floor light to larger FOV, light filling at this time
The FOV of lamp 205 is shown in the FOV2 in Fig. 3.
Fig. 4 is T-lens module input current I2, for giving the single camera floor light of smaller FOV, at this time light filling
The FOV of lamp 205 is shown in the FOV3 in Fig. 4.
For more multi-cam, the corresponding working condition of T-lens module can be successively increased.
Based on Fig. 2 to the state of T-lens module shown in Fig. 4, when T-lens module is connected into different foreign currents,
Piezoelectric ceramics 201 applies different stress to high molecular polymer film 202, high molecular polymer film 202 and its is wrapped up
High molecular polymer 203 can realize the functions of lens, the floor light light that light compensating lamp 205 issues is generated different inclined
Folding matches single different cameras to realize variable beam exit FOV.
Zoom function of the T-lens module by means of T-lens, work of the high molecular polymer film 202 in piezoelectric ceramics 201
Face shape can be changed quickly under, to obtain different focal powers, the change of the focal length of lens is equivalent to, realizes to floor light light
The different degrees of deviation of line, multiple single cameras are flexibly matched with.
The embodiment of the present invention can choose corresponding FOV according to the FOV of single camera, make light filling range and shooting area
Domain flexibly corresponds to, and promotes shooting effect, and the efficiency of light energy utilization is greatly promoted.
Further, terminal device background control system it is corresponding can to control input according to the FOV size of different cameras
Electric current, so that synchronous, the very big convenience for enhancing user and using may be implemented with the matched floor light light of institute in shooting operation
With practicability.
The T-lens module realizes that floor light beam projecting FOV is adjustable using the varifocal characteristic of T-lens, with terminal
The single camera of equipment matches, and keeps light filling range flexibly corresponding with shooting area, promotes shooting effect, and make light-use
Rate greatly promotes, the convenience and practicability that enhancing user uses
In addition, the embodiment of the present invention not only can be adapted for the mobile terminals such as mobile phone, apply also for being applicable to fixed
Illumination and monitoring device and Portable movable photographing device.
Combine Fig. 1 to Fig. 4 that the FOV control method of light compensating lamp according to an embodiment of the present invention is described in detail above.Below
Terminal device according to an embodiment of the present invention will be described in detail in conjunction with Fig. 5, Fig. 5 is terminal device according to an embodiment of the present invention
500 structural schematic diagram, the terminal device includes light compensating lamp and T-lens module, as shown in figure 5, terminal device 500 also wraps
It includes:
FOV obtains module 502, can be used for receiving the first input of the starting light compensating lamp, obtains the camera of starting
FOV；
Circuit parameter adjusts module 504, can be used for the FOV based on the camera, adjusts the T-lens module
Circuit parameter makes the FOV of the light compensating lamp and the FOV of the camera match, wherein the T-lens module is for adjusting
The FOV of the light compensating lamp.
Terminal device provided in an embodiment of the present invention, due to including T-lens module, T-lens module can be used to adjust
The FOV of light compensating lamp is saved, in this way, the circuit ginseng of T-lens module can be adjusted based on the FOV of camera before light compensating lamp starting
Number, the FOV of the FOV and camera that make light compensating lamp match, and solve the FOV of the FOV of light compensating lamp and camera in the prior art
Unmatched problem conducive to the efficiency of light energy utilization for improving light compensating lamp, while being conducive to improve image quality.
Optionally, as one embodiment, the terminal device includes the first camera and second camera, and described
First FOV of one camera is greater than the 2nd FOV of the second camera, and the first FOV of the light compensating lamp is greater than the light filling
2nd FOV of lamp, wherein
If the camera of the starting is first camera, the circuit parameter adjusts module 504, can be used for
Based on the first FOV of first camera, controls the T-lens module and adjusted with the first circuit parameter, first circuit
Parameter corresponds to the first FOV of the light compensating lamp；Or
If the camera of the starting is the second camera, the circuit parameter adjusts module 504, can be used for
The 2nd FOV based on the second camera controls the T-lens module with the adjustment of second circuit parameter, the second circuit
Parameter corresponds to the 2nd FOV of the light compensating lamp.
Optionally, as one embodiment, if the camera of the starting is first camera and described second
Camera, the circuit parameter adjust module 504, can be also used for
The circuit parameter for adjusting the T-lens module is zero.
Optionally, as one embodiment, the terminal device 500 further include:
Power parameter determining module (not shown) is determined for the power parameter of the light compensating lamp, the power ginseng
Several FOV with the light compensating lamp are positively correlated；
Light compensating lamp starting module (not shown) can be used for starting the light compensating lamp based on the power parameter.
Optionally, as one embodiment, the terminal device 500 further include:
Distance obtains module (not shown), can be used for obtaining target object to be captured at a distance from terminal device；
The FOV obtains module 502, if can be used for the distance less than preset value, obtains the camera of starting
FOV。
Terminal device 500 according to an embodiment of the present invention is referred to the FOV control of the light compensating lamp of the corresponding embodiment of the present invention
The process of method 100 processed, also, each unit/module and other above-mentioned operation and/or functions point in the terminal device 500
The corresponding process in FOV control method 100 not in order to realize above-mentioned light compensating lamp, for sake of simplicity, details are not described herein.
A kind of hardware structural diagram of Fig. 6 terminal device of each embodiment to realize the present invention, the terminal device 600
Including but not limited to: radio frequency unit 601, audio output unit 603, input unit 604, sensor 605, is shown network module 602
Show the components such as unit 606, user input unit 607, interface unit 608, memory 609, processor 610 and power supply 611.
It will be understood by those skilled in the art that terminal device structure shown in Fig. 6 does not constitute the restriction to terminal device, terminal is set
Standby may include perhaps combining certain components or different component layouts than illustrating more or fewer components.In the present invention
In embodiment, terminal device includes but is not limited to mobile phone, tablet computer, laptop, palm PC, car-mounted terminal, can wear
Wear equipment and pedometer etc..
Wherein, processor 610, if the first input for receiving starting light compensating lamp, obtains the camera of starting
FOV；Based on the FOV of the camera, adjust the circuit parameter of the T-lens module, make the FOV of the light compensating lamp with it is described
The FOV of camera matches, wherein the T-lens module is used to adjust the FOV of the light compensating lamp.
Terminal device provided in an embodiment of the present invention, due to including T-lens module, T-lens module can be used to adjust
The FOV of light compensating lamp is saved, in this way, the circuit ginseng of T-lens module can be adjusted based on the FOV of camera before light compensating lamp starting
Number, the FOV of the FOV and camera that make light compensating lamp match, and solve the FOV of the FOV of light compensating lamp and camera in the prior art
Unmatched problem conducive to the efficiency of light energy utilization for improving light compensating lamp, while being conducive to improve image quality.
It should be understood that the embodiment of the present invention in, radio frequency unit 601 can be used for receiving and sending messages or communication process in, signal
Send and receive, specifically, by from base station downlink data receive after, to processor 610 handle；In addition, by uplink
Data are sent to base station.In general, radio frequency unit 601 includes but is not limited to antenna, at least one amplifier, transceiver, coupling
Device, low-noise amplifier, duplexer etc..In addition, radio frequency unit 601 can also by wireless communication system and network and other set
Standby communication.
Terminal device provides wireless broadband internet by network module 602 for user and accesses, and such as user is helped to receive
It sends e-mails, browse webpage and access streaming video etc..
Audio output unit 603 can be received by radio frequency unit 601 or network module 602 or in memory 609
The audio data of storage is converted into audio signal and exports to be sound.Moreover, audio output unit 603 can also provide and end
The relevant audio output of specific function that end equipment 600 executes is (for example, call signal receives sound, message sink sound etc.
Deng).Audio output unit 603 includes loudspeaker, buzzer and receiver etc..
Input unit 604 is for receiving audio or video signal.Input unit 604 may include graphics processor
(Graphics Processing Unit, GPU) 6041 and microphone 6042, graphics processor 6041 is in video acquisition mode
Or the image data of the static images or video obtained in image capture mode by image capture apparatus (such as camera) carries out
Reason.Treated, and picture frame may be displayed on display unit 606.Through graphics processor 6041, treated that picture frame can be deposited
Storage is sent in memory 609 (or other storage mediums) or via radio frequency unit 601 or network module 602.Mike
Wind 6042 can receive sound, and can be audio data by such acoustic processing.Treated audio data can be
The format output that mobile communication base station can be sent to via radio frequency unit 601 is converted in the case where telephone calling model.
Terminal device 600 further includes at least one sensor 605, such as optical sensor, motion sensor and other biographies
Sensor.Specifically, optical sensor includes ambient light sensor and proximity sensor, wherein ambient light sensor can be according to environment
The light and shade of light adjusts the brightness of display panel 6061, and proximity sensor can close when terminal device 600 is moved in one's ear
Display panel 6061 and/or backlight.As a kind of motion sensor, accelerometer sensor can detect in all directions (general
For three axis) size of acceleration, it can detect that size and the direction of gravity when static, can be used to identify terminal device posture (ratio
Such as horizontal/vertical screen switching, dependent game, magnetometer pose calibrating), Vibration identification correlation function (such as pedometer, tap)；It passes
Sensor 605 can also include fingerprint sensor, pressure sensor, iris sensor, molecule sensor, gyroscope, barometer, wet
Meter, thermometer, infrared sensor etc. are spent, details are not described herein.
Display unit 606 is for showing information input by user or being supplied to the information of user.Display unit 606 can wrap
Display panel 6061 is included, liquid crystal display (Liquid Crystal Display, LCD), Organic Light Emitting Diode can be used
Forms such as (Organic Light-Emitting Diode, OLED) configure display panel 6061.
User input unit 607 can be used for receiving the number or character information of input, and generate the use with terminal device
Family setting and the related key signals input of function control.Specifically, user input unit 607 include touch panel 6071 and
Other input equipments 6072.Touch panel 6071, also referred to as touch screen collect the touch operation of user on it or nearby
(for example user uses any suitable objects or attachment such as finger, stylus on touch panel 6071 or in touch panel 6071
Neighbouring operation).Touch panel 6071 may include both touch detecting apparatus and touch controller.Wherein, touch detection
Device detects the touch orientation of user, and detects touch operation bring signal, 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 610, receiving area
It manages the order that device 610 is sent and is executed.Furthermore, it is possible to more using resistance-type, condenser type, infrared ray and surface acoustic wave etc.
Seed type realizes touch panel 6071.In addition to touch panel 6071, user input unit 607 can also include other input equipments
6072.Specifically, other input equipments 6072 can include but is not limited to physical keyboard, function key (such as volume control button,
Switch key etc.), trace ball, mouse, operating stick, details are not described herein.
Further, touch panel 6071 can be covered on display panel 6061, when touch panel 6071 is detected at it
On or near touch operation after, send processor 610 to determine the type of touch event, be followed by subsequent processing device 610 according to touching
The type for touching event provides corresponding visual output on display panel 6061.Although in Fig. 6, touch panel 6071 and display
Panel 6061 is the function that outputs and inputs of realizing terminal device as two independent components, but in some embodiments
In, can be integrated by touch panel 6071 and display panel 6061 and realize the function that outputs and inputs of terminal device, it is specific this
Place is without limitation.
Interface unit 608 is the interface that external device (ED) is connect with terminal device 600.For example, external device (ED) may include having
Line or wireless head-band earphone port, external power supply (or battery charger) port, wired or wireless data port, storage card end
Mouth, port, the port audio input/output (I/O), video i/o port, earphone end for connecting the device with identification module
Mouthful etc..Interface unit 608 can be used for receiving the input (for example, data information, electric power etc.) from external device (ED) and
By one or more elements that the input received is transferred in terminal device 600 or can be used in 600 He of terminal device
Data are transmitted between external device (ED).
Memory 609 can be used for storing software program and various data.Memory 609 can mainly include storing program area
The storage data area and, wherein storing program area can (such as the sound of application program needed for storage program area, at least one function
Sound playing function, image player function etc.) etc.；Storage data area can store according to mobile phone use created data (such as
Audio data, phone directory etc.) etc..In addition, memory 609 may include high-speed random access memory, it 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 610 is the control centre of terminal device, utilizes each of various interfaces and the entire terminal device of connection
A part by running or execute the software program and/or module that are stored in memory 609, and calls and is stored in storage
Data in device 609 execute the various functions and processing data of terminal device, to carry out integral monitoring to terminal device.Place
Managing device 610 may include one or more processing units；Preferably, processor 610 can integrate application processor and modulatedemodulate is mediated
Manage device, wherein the main processing operation system of application processor, user interface and application program etc., modem processor is main
Processing wireless communication.It is understood that above-mentioned modem processor can not also be integrated into processor 610.
Terminal device 600 can also include the power supply 611 (such as battery) powered to all parts, it is preferred that power supply 611
Can be logically contiguous by power-supply management system and processor 610, to realize management charging by power-supply management system, put
The functions such as electricity and power managed.
In addition, terminal device 600 includes some unshowned functional modules, details are not described herein.
Preferably, the embodiment of the present invention also provides a kind of terminal device, including processor 610, and memory 609 is stored in
On memory 609 and the computer program that can run on the processor 610, the computer program are executed by processor 610
Each process of the FOV control method embodiment 600 of the above-mentioned light compensating lamp of Shi Shixian, and identical technical effect can be reached, to keep away
Exempt to repeat, which is not described herein again.
The embodiment of the present invention also provides a kind of computer readable storage medium, and meter is stored on computer readable storage medium
Calculation machine program, the computer program realize each of the FOV control method embodiment 600 of above-mentioned light compensating lamp when being executed by processor
Process, and identical technical effect can be reached, to avoid repeating, which is not described herein again.Wherein, the computer-readable storage
Medium, such as read-only memory (Read-Only Memory, abbreviation ROM), random access memory (Random Access
Memory, abbreviation RAM), magnetic or disk etc..
It should be noted that, in this document, the terms "include", "comprise" or its any other variant are intended to non-row
His property includes, so that the process, method, article or the device that include a series of elements not only include those elements, and
And further include other elements that are not explicitly listed, or further include for this process, method, article or device institute it is intrinsic
Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including being somebody's turn to do
There is also other identical elements in the process, method of element, 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 be realized by means of software and necessary general hardware platform, naturally it is also possible to by hardware, but in many cases
The former is more preferably embodiment.Based on this understanding, technical solution of the present invention substantially in other words does the prior art
The part contributed out can be embodied in the form of software products, which is stored in a storage medium
In (such as ROM/RAM, magnetic disk, CD), including some instructions are used so that a terminal (can be mobile phone, computer, service
Device, air conditioner or network equipment etc.) execute method described in each embodiment of the present invention.
The embodiment of the present invention is described with above attached drawing, but the invention is not limited to above-mentioned specific
Embodiment, the above mentioned embodiment is only schematical, rather than restrictive, those skilled in the art
Under the inspiration of the present invention, without breaking away from the scope protected by the purposes and claims of the present invention, it can also make very much
Form belongs within protection of the invention.
Claims (12)
1. a kind of field angle control method of light compensating lamp, which is characterized in that be applied to terminal device, the terminal device includes mending
Light lamp and adjustable lens T-lens module, which comprises
The first input for starting the light compensating lamp is received, the field angle FOV of the camera of starting is obtained；
Based on the FOV of the camera, adjust the circuit parameter of the T-lens module, make the FOV of the light compensating lamp with it is described
The FOV of camera matches, wherein the T-lens module is used to adjust the FOV of the light compensating lamp.
2. the method as described in claim 1, which is characterized in that the terminal device includes the first camera and the second camera shooting
Head, the first FOV of first camera are greater than the 2nd FOV of the second camera, and the first FOV of the light compensating lamp is greater than
2nd FOV of the light compensating lamp, wherein
If the camera of the starting is first camera, the FOV based on the camera adjusts the T-
The circuit parameter of lens module includes: the first FOV based on first camera, controls the T-lens module with the first electricity
The adjustment of road parameter, first circuit parameter correspond to the first FOV of the light compensating lamp；Or
If the camera of the starting is the second camera, the FOV based on the camera adjusts the T-
The circuit parameter of lens module includes: the 2nd FOV based on the second camera, controls the T-lens module with the second electricity
The adjustment of road parameter, the second circuit parameter correspond to the 2nd FOV of the light compensating lamp.
3. method according to claim 2, which is characterized in that if the camera of the starting be first camera and
The second camera, the FOV based on the camera, the circuit parameter for adjusting the T-lens module include:
The circuit parameter for adjusting the T-lens module is zero.
4. method as described in any one of claims 1 to 3, which is characterized in that the circuit of the adjustment T-lens module
After parameter, the method also includes:
Determine the power parameter of the light compensating lamp, the FOV positive correlation of the power parameter and the light compensating lamp；
Start the light compensating lamp based on the power parameter.
5. method as claimed in claim 4, which is characterized in that before the FOV of the camera for obtaining starting, the method
Further include:
Target object to be captured is obtained at a distance from terminal device；
If the FOV of the camera for obtaining starting includes: that the distance is less than preset value, the camera of starting is obtained
FOV。
6. a kind of terminal device, which is characterized in that the terminal device includes light compensating lamp and T-lens module, the terminal device
Further include:
FOV obtains module, for receiving the first input of the starting light compensating lamp, obtains the FOV of the camera of starting；
Circuit parameter adjustment module adjusts the circuit parameter of the T-lens module, makes for the FOV based on the camera
The FOV of the light compensating lamp and the FOV of the camera match, wherein the T-lens module is for adjusting the light compensating lamp
FOV.
7. terminal device as claimed in claim 6, which is characterized in that the terminal device includes the first camera and second
Camera, the first FOV of first camera are greater than the 2nd FOV, the first FOV of the light compensating lamp of the second camera
Greater than the 2nd FOV of the light compensating lamp, wherein
If the camera of the starting is first camera, the circuit parameter adjusts module, for based on described the
First FOV of one camera is controlled the T-lens module and is adjusted with the first circuit parameter, and first circuit parameter corresponds to
First FOV of the light compensating lamp；Or
If the camera of the starting is the second camera, the circuit parameter adjusts module, for based on described the
2nd FOV of two cameras controls the T-lens module with the adjustment of second circuit parameter, and the second circuit parameter corresponds to
2nd FOV of the light compensating lamp.
8. terminal device as claimed in claim 6, which is characterized in that if the camera of the starting is first camera shooting
Head and the second camera, the circuit parameter adjust module, are used for
The circuit parameter for adjusting the T-lens module is zero.
9. such as the described in any item terminal devices of claim 6 to 8, which is characterized in that the terminal device further include:
Power parameter determining module, for determining the power parameter of the light compensating lamp, the power parameter and the light compensating lamp
FOV is positively correlated；
Light compensating lamp starting module, for starting the light compensating lamp based on the power parameter.
10. terminal device as claimed in claim 9, which is characterized in that the terminal device further include:
Distance obtains module, for obtaining target object to be captured at a distance from terminal device；
The FOV obtains module, if being less than preset value for the distance, obtains the FOV of the camera of starting.
11. a kind of terminal device characterized by comprising memory, processor and be stored on the memory and can be in institute
The computer program run on processor is stated, such as claim 1 to 5 is realized when the computer program is executed by the processor
Any one of described in method the step of.
12. a kind of computer readable storage medium, which is characterized in that be stored with computer on the computer readable storage medium
Program, the step of method as described in any one of claims 1 to 5 is realized when the computer program is executed by processor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811278295.3A CN109309789A (en) | 2018-10-30 | 2018-10-30 | Field of view control method and terminal device for fill light |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811278295.3A CN109309789A (en) | 2018-10-30 | 2018-10-30 | Field of view control method and terminal device for fill light |
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| Publication Number | Publication Date |
|---|---|
| CN109309789A true CN109309789A (en) | 2019-02-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811278295.3A Pending CN109309789A (en) | 2018-10-30 | 2018-10-30 | Field of view control method and terminal device for fill light |
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| CN112218415A (en) * | 2020-11-06 | 2021-01-12 | 浙江大华技术股份有限公司 | Method, device and equipment for determining illumination intensity of light supplement lamp |
| CN113141442A (en) * | 2020-01-17 | 2021-07-20 | 华为技术有限公司 | Camera and light supplementing method thereof |
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Application publication date: 20190205 |