CN107181920A - The method of mobile terminal and switching taking photos by using flashlights photo - Google Patents
The method of mobile terminal and switching taking photos by using flashlights photo Download PDFInfo
- Publication number
- CN107181920A CN107181920A CN201710376898.6A CN201710376898A CN107181920A CN 107181920 A CN107181920 A CN 107181920A CN 201710376898 A CN201710376898 A CN 201710376898A CN 107181920 A CN107181920 A CN 107181920A
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- flash lamp
- photo
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- module
- mobile terminal
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- 238000000034 method Methods 0.000 title claims abstract description 32
- 238000009877 rendering Methods 0.000 claims description 21
- 238000005259 measurement Methods 0.000 claims description 9
- 239000003086 colorant Substances 0.000 abstract description 10
- 230000000694 effects Effects 0.000 description 29
- 238000010586 diagram Methods 0.000 description 11
- 238000010276 construction Methods 0.000 description 6
- 230000001815 facial effect Effects 0.000 description 6
- 238000003384 imaging method Methods 0.000 description 6
- 230000007613 environmental effect Effects 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 210000003205 muscle Anatomy 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000000206 photolithography Methods 0.000 description 2
- 208000024891 symptom Diseases 0.000 description 2
- 229910052724 xenon Inorganic materials 0.000 description 2
- FHNFHKCVQCLJFQ-UHFFFAOYSA-N xenon atom Chemical compound [Xe] FHNFHKCVQCLJFQ-UHFFFAOYSA-N 0.000 description 2
- 241001062009 Indigofera Species 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
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
- H04N23/70—Circuitry for compensating brightness variation in the scene
- H04N23/72—Combination of two or more compensation controls
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/57—Mechanical or electrical details of cameras or camera modules specially adapted for being embedded in other devices
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/70—Circuitry for compensating brightness variation in the scene
- H04N23/71—Circuitry for evaluating the brightness variation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/70—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
A kind of mobile terminal and a kind of method of switching taking photos by using flashlights photo, mobile terminal include：At least two different types of flash lamps；Selecting module, is connected with flash lamp, for selecting corresponding flash lamp according to present filming scene, is used as main flash lamp；Flash module, is connected with selecting module, for starting main flash lamp；Taking module, is connected with selecting module and flash module, and the request of photo is shot for receiving user, calls flash module to start main flash lamp, while shooting photo.Above-mentioned mobile terminal can select suitable flash lamp to carry out shooting photo when shooting the personage of the different colours of skin according to the colour of skin of personage, and when this make it that the user of the different colours of skin shoots photo, more aesthetically pleasing photo can be gone out by suitable taking photos by using flashlights.
Description
Technical field
The present invention relates to field of mobile terminals, more particularly to a kind of mobile terminal and a kind of switching taking photos by using flashlights photo
Method.
Background technology
Now, mobile phone all possesses flash lamp substantially, it can be ensured that the camera of mobile phone is shot in the environment of being in insufficient light
During photo, the higher photo of clear, image quality can be also shot, and flash lamp is brighter, and the quality of photo is higher.
The flash lamp of mobile phone mainly has following several schemes：One is module type flash lamp, by by flashlight lens and sudden strain of a muscle
Light lamp modularity, improves the light utilization efficiency of flash lamp, the particularly module with reflector, can accomplish higher brightness；Two are
Two and the flash lamp of the above, by many flash lamps and higher electric current of flash lamp, to reach higher brightness of flash lamp.Example
Such as, Fig. 1 is refer to, mobile phone back has rear camera 102 and flash lamp 101, and the wherein number of flash lamp is 3, can
Brightness than single flash lamp is higher；Three be xenon flash lamp, and light efficiency is high, can be close to solar spectrum, in being Voltage Flash Lamp Solution
Brightness highest is a kind of, but is used for camera, and mobile phone is not used substantially.
However, three kinds of schemes of above flash lamp all have certain defect, module type flash lamp cost is high, volume is big,
The outward appearance and structure design of mobile phone can be influenceed, and when shooting photo, the scene image quality beyond 3 meters is poor；Two and more than
Electric current of flash lamp is big, security risk big and when shooting photo, the scene image quality beyond 3 meters is equally poor；Xenon is glistened
Lamp cost is high, volume is big and needs capacitance boost, can seriously consume the electricity of mobile phone.
Meanwhile, the colour of skin of cellphone subscriber is diversified now, such as exists between the colour of skin of African, Asian, occidentals
Gap it is larger, compared with the deep and shallower user of the colour of skin in dark conditions, required light filling effect is different for the colour of skin.When
When a taking photos by using flashlights photo is used only in front camera, mobile phone is difficult to go to reach that different colour of skin ethnic groups are liked by algorithm,
The people of the different colours of skin shoots the effect come may be different.For example when dark-complexioned people shoots photo, as face need to be reached
Portion's skin is ruddy, and photo image quality is clear, and personage's imaging display effect is good, it is necessary to open high CRI flash lamps；The shallow people of the colour of skin
When shooting photo, as that need to wish, face is pale smooth, then needs to open cool colour lamp progress light filling.
In different environments, required light filling effect is also different, if being shot under more dark environment
Photo, it is only necessary to which light filling can be carried out by opening cool colour flash lamp；If shooting photo under dim environment, just need to open high
CRI flash lamps carry out light filling；If shooting photo under very dark environment, cool colour flash lamp and height just can be opened simultaneously
CRI flash lamps carry out light filling.
It is therefore desirable to provide a kind of mobile terminal, different flash lamps can be called to carry out shooting photo, to meet difference
Light filling demand during the shooting photo of colour of skin ethnic group.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of mobile terminal and a kind of switching taking photos by using flashlights photo
Method.
In order to solve the above problems, the invention provides a kind of mobile terminal, including：At least two different types of flashes of light
Lamp；Selecting module, is connected with the flash lamp, for selecting corresponding flash lamp according to present filming scene, is used as main flash of light
Lamp；Flash module, is connected with the selecting module, for starting the main flash lamp；Taking module, with the selecting module and
Flash module is connected, and the request of photo is shot for receiving user, calls the flash module to start the main flash lamp, simultaneously
Shoot photo.
Optionally, the taking module include receiving unit, call unit and shooting unit, the receiving unit with
The call unit connection, the call unit are connected with the receiving unit, shooting unit and flash module；It is described to receive single
Member is used to receive the request that user shoots photo；The call unit is used for according to flash lamp selection result, calls flash module；
The shooting unit is used to shoot photo.
Optionally, the taking module includes：Receiving unit, is connected with the receiving module, is shot for receiving user
The request of photo；Call unit, is connected with the receiving unit, the flash module, for according to flash lamp selection result, adjusting
Use flash module；Shooting unit, is connected with the call unit, for shooting photo.
Optionally, the selecting module includes：Automatic selected cell, the automatic selected cell is used for single according to light-metering
The color mode value that member is obtained, automatically selects corresponding flash lamp, is used as main flash lamp.
Optionally, the flash module includes：Control unit, is connected with the call unit of the taking module, for connecing
Receive the request that call unit calls flash module；Start unit, is connected with described control unit, for calling flash of light receiving
After the request of module, start the main flash lamp.
Optionally, the flash module also includes a current regulation unit, for what is obtained according to the light-metering subelement
Exposure value, adjustment starts the driving current value of the main flash lamp.
Optionally, the shooting unit also includes：Preflashing subelement, for controlling the main pre flashing of flash lamp.
The present invention also provides a kind of method for switching taking photos by using flashlights photo, including：There is provided one has the shifting of shoot function
Dynamic terminal, the mobile terminal has at least two different types of flash lamps；Select then corresponding according to present filming scene
Flash lamp, is used as main flash lamp；According to the operation of user, photo is shot；While photo is shot, start the main flash of light
Lamp.
Optionally, the operation according to user, the step of shooting photo further comprises：Receive user and shoot photo
Request；According to flash lamp selection result, the main flash lamp is called；Shoot photo.
Optionally, the step of shooting photo further comprises：Show shooting preview picture；To user in preview screen
The light-metering position of upper selection is exposed the measurement of value and the measurement of color mode value, obtains exposure value and color mode value.
Optionally, it is described that corresponding flash lamp is selected according to present filming scene, it is further the step of as main flash lamp
Including：According to the color mode value, corresponding flash lamp is automatically selected, main flash lamp is used as.
Optionally, the flash lamp is high color rendering index (CRI) flash lamp or cool colour flash lamp.
Optionally, the selection result according to flash lamp, the step of starting the main flash lamp further comprises：According to
The exposure value of acquisition, adjustment starts the driving current value of the main flash lamp.
Optionally, in addition to：Before photo is shot, the main pre flashing of flash lamp is controlled.
The mobile terminal of the present invention, is dodged by selecting module, taking module and flash module there is provided different types of
Light lamp option, when shooting the personage of the different colours of skin, can select suitable flash lamp to carry out shooting photograph according to the colour of skin of personage
Piece, the deeper people of the colour of skin can go out the ruddy effect of face, the shallower people's energy of the colour of skin by the taking photos by using flashlights for the Du Genggao that develops the color
Pale smooth effect is enough gone out by the taking photos by using flashlights of cool tone, when this make it that the user of the different colours of skin shoots photo, passed through
The photo that suitable taking photos by using flashlights goes out is more aesthetically pleasing.
Further, there are automatic selected cell and Manual selection modules in selecting module, both can be right manually by user
Flash lamp is selected, and the photo so shot more meets the demand of user, can also be captured by sensing by mobile terminal
The depth of personage's colour of skin selects flash lamp, can save the shooting time of user, and make mobile terminal more intelligent.
The method of the switching taking photos by using flashlights photo of the present invention is different shooting there is provided different types of flash lamp option
During the personage of the colour of skin, according to the colour of skin of personage suitable flash lamp can be selected to carry out shooting photo, the deeper people of the colour of skin can
The ruddy effect of face is gone out by the taking photos by using flashlights for the Du Genggao that develops the color, the colour of skin compared with people can be by the flash lamp of cool tone
Pale smooth effect is shot, when this make it that the user of the different colours of skin shoots photo, is gone out by suitable taking photos by using flashlights
Photo is more aesthetically pleasing.
Further, the selection of flash lamp can be both selected flash lamp manually by user, the photo so shot
More meet the demand of user, flash lamp, energy can also be selected by the depth of the captured personage's colour of skin of sensing by mobile terminal
The shooting time of user is enough saved, and makes mobile terminal more intelligent.
Brief description of the drawings
Fig. 1 is the mobile terminal schematic diagram of prior art；
Fig. 2 is the construction module schematic diagram of the mobile terminal of the embodiment of the invention；
Fig. 3 is the construction module schematic diagram of the mobile terminal of the embodiment of the invention；
Fig. 4 is the construction module schematic diagram of the mobile terminal of the embodiment of the invention；
Fig. 5 is the construction module schematic diagram of the mobile terminal of the embodiment of the invention；
Fig. 6 is the construction module schematic diagram of the mobile terminal of the embodiment of the invention；
Fig. 7 is the flow chart of the method for the switching taking photos by using flashlights photo of the embodiment of the invention；
Fig. 8 is the flow chart of the method for the switching taking photos by using flashlights photo of the embodiment of the invention；
Fig. 9 is the flow chart of the method for the switching taking photos by using flashlights photo of the embodiment of the invention.
Embodiment
The mobile terminal and the specific reality of the method for switching taking photos by using flashlights photo provided below in conjunction with the accompanying drawings the present invention
The mode of applying elaborates.
Fig. 2 is refer to, is the modular structure schematic diagram of the mobile terminal of the embodiment of the invention.
Mobile terminal includes：At least two different types of flash lamps；Selecting module 201, is connected with flash lamp, for root
Corresponding flash lamp is selected according to present filming scene, main flash lamp is used as；Flash module 203, is connected with selecting module 201, uses
In the main flash lamp of startup；Taking module 202, is connected with selecting module 201 and flash module 203, and photograph is shot for receiving user
The request of piece, calls flash module 203 to start main flash lamp, while shooting photo.
Because of the colour of skin compared with the deep and shallower user of the colour of skin in dark conditions, required light filling effect is different.When
When a taking photos by using flashlights photo is used only in front camera, mobile phone is difficult to go to reach that different colour of skin ethnic groups are liked by algorithm,
The people of the different colours of skin shoots the effect come may be different.For example when dark-complexioned people shoots photo, as face need to be reached
Portion's skin is ruddy, and photo image quality is clear, and personage's imaging display effect is good, it is necessary to open high display index flash lamp；The colour of skin
When shallow people shoots photo, as that need to wish, face is pale smooth, then needs to open cool colour lamp progress light filling.
Therefore, in this embodiment, mobile terminal has the first flash lamp 200A and the second flash lamp 200B two
Individual different types of flash lamp, the first flash lamp 200A is high color rendering index (CRI) flash lamp, and the second flash lamp 200B is cool colour flash of light
Lamp, the wherein light source of high color rendering index (CRI) flash lamp and natural light or the color of the display under standard light irradiation are closer to can
Preferably reduce personage's color；The light source of cool colour flash lamp can make mobile terminal in the shallower people of the shooting colour of skin, personage's face
Portion is more pale smooth.In other embodiments, the flash lamp of mobile terminal can also by other different types or
The flash lamp composition of quantity.
Selecting module 201 is used for when captured personage's colour of skin is deeper, then selects high color rendering index (CRI) flash lamp to be clapped
According to so personage's imaging is relatively sharp attractive in appearance in captured photo；When captured personage's colour of skin is shallower, then cool colour is selected
Flash lamp is taken pictures, and so the personage in captured photo will not be because over-exposed and fuzzy, and shooting effect is relatively sharp,
And the face of captured personage seems pale smooth；Or can also simultaneous selection high color rendering index (CRI) flash lamp and cool colour flash of light
Lamp, to strengthen colour developing and light filling effect, meets the demand of the shooting photo of user.
After flash lamp selection terminates, mobile terminal, which enters, shoots interface, and user can carry out shooting photo operation, shoot mould
Block 202 is connected with selecting module 201 and flash module 203, for receiving instruction of the user to shooting photo, and according to above-mentioned sudden strain of a muscle
The selection result of light lamp, starts main flash lamp and carries out shooting photo.Specifically, user clicks on the button or other for shooting photo
Start shoot operational order when, receive its operation instruction information, call flash module 203, according to selected flash lamp to
The request of flash module 203 starts main flash lamp, shoots photo.
Flash module 203 is used to start the flash lamp of mobile terminal, makes mobile terminal in shooting process, it dodges
Light lamp can be glistened.
Fig. 3 is refer to, is the modular structure schematic diagram of the mobile terminal of the embodiment of the invention.
On the basis of above-mentioned embodiment, taking module 202 includes：Receiving unit 301, call unit 302, with
And shooting unit 303, receiving unit 301 is connected with call unit 302 and selecting module 201, call unit 302 and receiving unit
301st, shooting unit 303 is connected with flash module 203.
Receiving unit 301 is used to receive the request that user shoots photo, specifically, when user shoots to mobile terminal
During the operational order of photo, such as user clicks on and shoots the shooting push button at interface, double click operation carried out to shooting interface or it
He can shoot the operation of photo, receive the operation instruction information for the shooting photo that user is passed on.
Call unit 302 is used for according to flash lamp selection result, flash module 203 is called, specifically, when main flash lamp is
During cool colour flash lamp, the command information for opening flash lamp is passed on to flash module 203, flash module 203 is i.e. according to command information
With the main flashlight information in selecting module 201, cool colour flash lamp is opened.
Shooting unit 303 is used to shoot photo, starts the camera and other correlation modules of mobile terminal, is shot.
In an embodiment, flash module 203 includes：Control unit, the call unit with taking module 202
302 connections, the request of flash module 203 is called for receiving call unit 302；Start unit, is connected with control unit, is used for
After the request for calling flash module 203 is received, start main flash lamp.For example, when the main flash lamp that user selects is cold
Call unit 302 in color flash lamp, taking module 202 passes on the command information for starting flash lamp and main flash of light to control unit
Lamp is cool colour flashlight information, and control unit receives the information for starting cool colour flash lamp, is passed on to start unit and starts common dodge
The command information of light etc., the command information of start unit reception control unit opens cool colour flash lamp.
Fig. 4 is refer to, is the modular structure schematic diagram of the mobile terminal of the embodiment of the invention.
In an embodiment, shooting unit 303 includes：Preview subelement 401 and light-metering subelement 402, preview
Subelement 401 and light-metering subelement 402 are connected, and preview subelement 401 is used to show shooting preview picture, specifically, shooting
Character image information is shot needed for being obtained before photo, user can not only be helped preferably to adjust the angle of shooting, make scenery
Construction, the ratio of personage and light reach more preferably, so as to shoot more aesthetically pleasing photo, and needed for can obtaining
Shoot the Skin Color Information of personage；The light-metering position that light-metering subelement 402 is used to select user in preview screen is exposed
The measurement of value and the measurement of color mode value, obtain exposure value and color mode value.Specifically, being shot according to user on interface
Clicking operation or other operations, determine focus of the user when shooting photo, and measure before shooting and shooting process
In exposure value, obtain exposure value.Scenery emphasis in shooting can be highlighted according to focus, the entirety of scenery when adjustment is shot
Tone, meets demand of the user to the style of shooting photo.For example, when user is to shooting, the background in building is blue
Its white clouds, if necessary to main saliency building, then a certain position in building is clicked on or other operations in interface is shot, and is made
The color in building is apparent；Give prominence to the key points if desired blue white clouds, show a kind of solemn artistic conception, then it is blue in interface is shot
The a certain position of its white clouds is clicked on or other operations, makes the color of blue sky and white cloud apparent.In this specific implementation embodiment party
In formula, user is shooting click character facial position on interface, can be when shooting photo, and character facial is relatively sharp, so that
Personage's imaging effect in photo is more preferable；The required shooting being measured as according to acquired in preview subelement 401 of color mode value
The Skin Color Information of personage, obtains color mode value, so that mobile terminal is judged the colour of skin depth of captured personage.
Fig. 5 is refer to, is the modular structure schematic diagram of the mobile terminal of the embodiment of the invention.
In a detailed embodiment, selecting module 201 includes：Automatic selected cell 501, with taking module 202
The light-metering subelement 402 of shooting unit 303 is connected, and for the color mode value obtained according to light-metering subelement 402, is automatically selected
Corresponding flash lamp, is used as main flash lamp.Specifically, the color mode value acquired in light-metering subelement 402 is judged, when
The scope of color mode value then automatically selects high color rendering index (CRI) flash lamp in the scope of deep skin tone value according to its judged result；
When the scope of color mode value is in the scope of shallow skin tone value, then cool colour flash lamp is automatically selected according to its judged result；Work as face
, can be according to its judgement when the size that the scope of color mode value exceeds certain limit, i.e. color mode value shows that shooting environmental is excessively dark
As a result high color rendering index (CRI) flash lamp and cool colour flash lamp are opened simultaneously.It is this selection flash lamp method need not user grasp manually
Make, both saved the time of user, more aesthetically pleasing photo can be shot again., can also root in other Concrete facts apply mode
According to different criterions and different types of flash lamp, flash lamp is selected.
In another embodiment, mobile terminal also includes：Manual selection modules, Manual selection modules are used for basis
The selection operation of user, selects corresponding flash lamp, is used as main flash lamp.Specifically, in the screen of mobile terminal, there is provided sudden strain of a muscle
The option of light lamp, is selected flash lamp according to the depth of captured personage's colour of skin, this to reach more preferable shooting effect
The mode of selection flash lamp can make the photo of shooting closer to the demand of user.
In another embodiment, mobile terminal can include Manual selection modules and automatic selected cell 501, both
Flash lamp can be independently selected by user, flash lamp can be selected according to the image recognition personage colour of skin by mobile terminal again
Select there is provided the mode of two kinds of selection flash lamps, space is more selected to user, this greatly improves the intelligent of mobile terminal
And competitiveness.
Fig. 6 is refer to, is the modular structure schematic diagram of the mobile terminal of the embodiment of the invention.
In an embodiment, shooting unit 303 also includes：Preflashing subelement 601, for the flash of light according to selection
Lamp, carries out main pre flashing of flash lamp.Specifically, after shooting is started, the flash lamp selected according to user is first carried out quickly pre-
Dodge, when can not only prevent to shoot personage, the symptom seen red occurs in personage, and also captured effect can be estimated.
In another embodiment, flash module 203 (refer to Fig. 2) also includes current regulation unit, for root
The exposure value obtained according to light-metering subelement 402, adjustment starts the driving current value of main flash lamp.Specifically, single according to light-metering
Exposure value when member 402 is according to preflashing acquired in light-metering, adjustment starts the driving current of main flash lamp, by controlling driving current
To control the flash intensity of flash lamp, so that when the actual flash of light of main flash lamp shoots photo, the flash intensity sent is just arrived
Benefit, both will not be because flash intensity be excessive and made captured photo lithography excessively, also will not be because flash intensity is too low
Make captured photo not clear enough, so as to shoot picture attractive in appearance the most clear.
The mobile terminal of the present invention, is dodged by selecting module, taking module and flash module there is provided different types of
Light lamp option, when shooting the personage of the different colours of skin, can select suitable flash lamp to carry out shooting photograph according to the colour of skin of personage
Piece, the deeper people of the colour of skin can go out the ruddy effect of face, the shallower people's energy of the colour of skin by the taking photos by using flashlights for the Du Genggao that develops the color
Pale smooth effect is enough gone out by the taking photos by using flashlights of cool tone, when this make it that the user of the different colours of skin shoots photo, passed through
The photo that suitable taking photos by using flashlights goes out is more aesthetically pleasing.
Further, there are automatic selected cell and Manual selection modules in selecting module, both can be right manually by user
Flash lamp is selected, and the photo so shot more meets the demand of user, can also be captured by sensing by mobile terminal
The depth of personage's colour of skin selects flash lamp, can save the shooting time of user, and make mobile terminal more intelligent.
Fig. 7 is refer to, the present invention also provides a kind of method for switching taking photos by using flashlights photo, including：
Step S701：There is provided one has the mobile terminal of shoot function, and mobile terminal is different types of with least two
Flash lamp.Because of the colour of skin compared with the deep and shallower user of the colour of skin in dark conditions, required light filling effect is different.Currently
When putting camera using only a taking photos by using flashlights photo, mobile phone is difficult to go to reach that different colour of skin ethnic groups are liked by algorithm, no
The effect shot with the people of the colour of skin may be different.For example when dark-complexioned people shoots photo, as face need to be reached
Skin is ruddy, and photo image quality is clear, and personage's imaging display effect is good, it is necessary to open high display index flash lamp；The colour of skin is shallow
People when shooting photo, as that need to wish, face is pale smooth, then needs to open cool colour lamp and carry out light filling.
Therefore, in this embodiment, mobile terminal has two flash lamps, is high color rendering index (CRI) flash lamp respectively
With cool colour flash lamp, the wherein light source of high color rendering index (CRI) flash lamp and natural light or the color of the display under standard light irradiation
Closer to can preferably reduce personage's color；When the light source of cool colour flash lamp can shoot the colour of skin shallower people, character facial
It is more pale smooth.In other embodiments, the flash lamp of mobile terminal can also be by other different types or number
The flash lamp composition of amount.
Step S702：Then corresponding flash lamp is selected according to present filming scene, main flash lamp is used as.Specifically, working as institute
When personage's colour of skin of shooting is deeper, then select high color rendering index (CRI) flash lamp taken pictures, so captured by photo in personage into
As relatively sharp attractive in appearance；If personage's colour of skin captured by user is shallower, selection cool colour flash lamp is taken pictures, and is so clapped
Personage in the photo taken the photograph will not be because over-exposed and fuzzy, and shooting effect is relatively sharp；If high color rendering index (CRI) flash of light can not yet
Reach the bright demand needed for shooting, can also the flash of light of simultaneous selection high color rendering index (CRI) and common flash of light, to strengthen brightness effect,
Meet the demand of the shooting photo of user.In other embodiments, the flash lamp of mobile terminal can also be by other not
The flash lamp composition of same type or quantity.
Step S703：According to the operation of user, photo is shot.Specifically, when user carries out shooting photo to mobile terminal
Operational order when, such as user, which clicks on, to be shot the shooting push button at interface, carries out double click operation or other energy to shooting interface
The operation of photo is enough shot, the operation instruction information for the shooting photo that user is passed on is received, according to flash lamp selection result, opens
Main flash lamp is moved, for example, when user's selection cool colour flash lamp is used as main flash lamp, then request call cool colour flash lamp, and shooting
Photo.
Step S704：While photo is shot, start main flash lamp.After user, which starts, to be shot, photo is being shot
While, start main flash lamp and glistened, for example, when main flash lamp is high color rendering index (CRI) flash lamp, then starting high colour developing
Index flash lamp is glistened.
Fig. 8 is refer to, is the flow chart of the method for the switching taking photos by using flashlights photo of the embodiment of the invention.
On the basis of above-mentioned embodiment, step S703 (refer to Fig. 7) further comprises：
Step S801：Receive the instruction that user shoots photo.The instruction that user shoots photo is received, user is to mobile terminal
During the instruction operation shot, when being operated such as pressing shooting push button or double-click screen, set according to the camera of mobile terminal
Fixed, whether be shoot instruction, and receive the instruction, be used as the instruction for starting camera if judging these operations.
Step S802：According to the selection result of flash lamp, main flash lamp is called.After camera is started, according to flash lamp
Selection result, main flash lamp is called, specifically, flash lamp has high color rendering index (CRI) flash lamp and cool colour flash lamp etc.
Type, when user select be cool colour flash lamp when, that is, call cool colour flash lamp to be glistened, when user selection be high display
During index flash lamp, that is, high display index flash lamp is called to be glistened.
Step S803：Shoot photo.Scenery or personage are shot by the camera of mobile terminal.
In an embodiment, in step 801：Receive before user's shooting instruction, can show that shooting preview is drawn
Face, that is, shoot character image information needed for obtaining, user can not only be helped preferably to adjust the angle of shooting, make the structure of scenery
Make, the ratio of personage and light reach more preferably, so as to shoot more aesthetically pleasing photo, and can obtain required shooting
The Skin Color Information of personage.
And the light-metering position selected in preview screen user is exposed the measurement of value and the survey of color mode value
Amount, obtains exposure value and color mode value.Specifically, clicking operation or other operations on interface are being shot according to user,
Focus of the user when shooting photo is determined, and exposure value is measured, exposure value is obtained.Wherein can be convex according to focus
Scenery emphasis in aobvious shooting, the integral color of scenery when adjustment is shot meets demand of the user to the style of shooting photo.
For example, when user is to shooting, the background in building is blue sky and white cloud, if necessary to main saliency building, then shooting
The a certain position in building is clicked on or other operations in interface, makes the color in building apparent；Give prominence to the key points if desired indigo plant
Color white clouds, show a kind of solemn artistic conception, then a certain position of blue sky and white cloud is clicked on or other operations in interface is shot,
Make the color of blue sky and white cloud apparent.In this specific implementation embodiment, user is shooting click character facial position on interface
Put, can be when shooting photo, character facial is relatively sharp, so that personage's imaging effect in photo is more preferable；Color mode value
The Skin Color Information for being measured as the required shooting personage according to acquired in preview subelement, obtain color mode value, for movement
The colour of skin depth of personage captured by terminal-pair is judged.
In another embodiment, in step S801：Reception user is shot after instruction, and step S802：Open
Move before main flash lamp, main pre flashing of flash lamp can be carried out according to the flash lamp of selection.Specifically, after shooting is started, according to
The flash lamp of user's selection, first carries out quick preflashing, and when can not only prevent to shoot personage, the symptom seen red occurs in personage,
Also captured effect can be estimated.
In another embodiment, after main pre flashing of flash lamp, formal flash of light is shot before photo, can be with root
According to the exposure value of acquisition, adjustment starts the driving current value of main flash lamp.Specifically, according to acquired in carrying out light-metering in preflashing
Exposure value, adjustment starts the driving current of main flash lamp, the flash intensity of flash lamp controlled by controlling driving current, from
And when the actual flash of light of main flash lamp shoots photo, the flash intensity sent is just right, both will not be because of flash intensity mistake
It is big and make captured photo lithography excessively, also will not because flash intensity is too low and makes captured photo not clear enough, from
And shoot picture attractive in appearance the most clear.
Fig. 9 is refer to, is the flow chart of the method for the switching taking photos by using flashlights photo of the embodiment of the invention.
On the basis of above-mentioned embodiment, step S701 further comprises：
Step S901：According to the color mode value of acquisition, corresponding flash lamp is automatically selected, main flash lamp is used as.Specifically
, the color mode value to acquisition judges, when the scope of color mode value is in the scope of deep skin tone value, is then sentenced according to it
Disconnected result automatically selects high color rendering index (CRI) flash lamp；When the scope of color mode value is in the scope of shallow skin tone value, then according to it
Judged result automatically selects cool colour flash lamp；When the scope of color mode value exceeds the size of certain limit, i.e. color mode value
When showing that shooting environmental is excessively dark, high color rendering index (CRI) flash lamp and cool colour flash lamp can be opened simultaneously according to its judged result.It is this
Select flash lamp method need not user it is manually operated, both saved the time of user, more aesthetically pleasing photo can be shot again.
Other Concrete facts are applied in mode, flash lamp can also be carried out according to different criterions and different types of flash lamp
Selection.
In another embodiment, corresponding flash lamp can be selected according to the selection operation of user, be used as main dodge
Light lamp.Specifically, there is provided the option of flash lamp in the screen of mobile terminal, according to the depth of captured personage's colour of skin to dodging
Light lamp is selected, to reach more preferable shooting effect.
In another embodiment, flash lamp both can be independently selected by user, again can by mobile terminal according to
The image recognition personage colour of skin is selected flash lamp, there is provided the mode of two kinds of selection flash lamps, more to select to user
Space, this greatly improves the process that flash lamp shoot photo that is user-friendly, lifts convenience.
The present invention a specific embodiment in, user using mobile terminal carry out shooting photo, shooting environmental compared with
For dark, and reference object is personage, and captured personage's colour of skin is deeper.The flash lamp choosing that user provides in mobile terminal first
Selected in, flash lamp option is high color rendering index (CRI) flash lamp and cool colour flash lamp, user's selection high color rendering index (CRI) flash of light
Lamp, mobile terminal, which enters, shoots interface, shoots in interface and shows shooting preview, user adjusts according to preview to shooting angle
It is whole, and clicking operation is carried out to shooting interface, it is determined that the focus of captured personage is character facial, so that when shooting to personage
Face is highlighted.User clicks on to shooting the shooting push button in interface, and mobile terminal starts to call high color rendering index (CRI) to dodge
Light lamp carries out preflashing, and mobile terminal is measured to exposure value, so as to be estimated to shooting effect, and according to estimation results with
Exposure value adjusts the driving current value of main flash lamp, calls high color rendering index (CRI) flash lamp, is carried out with the driving current value after adjustment
Flash of light, and start camera progress shooting photo.
The method of the switching taking photos by using flashlights photo of the present invention is different shooting there is provided different types of flash lamp option
During the personage of the colour of skin, according to the colour of skin of personage suitable flash lamp can be selected to carry out shooting photo, the deeper people of the colour of skin can
The ruddy effect of face is gone out by the taking photos by using flashlights for the Du Genggao that develops the color, the colour of skin compared with people can be by the flash lamp of cool tone
Pale smooth effect is shot, when this make it that the user of the different colours of skin shoots photo, is gone out by suitable taking photos by using flashlights
Photo is more aesthetically pleasing.
Further, the selection of flash lamp can be both selected flash lamp manually by user, the photo so shot
More meet the demand of user, flash lamp, energy can also be selected by the depth of the captured personage's colour of skin of sensing by mobile terminal
The shooting time of user is enough saved, and makes mobile terminal more intelligent.
It the above is only the preferred embodiment of the present invention, it is noted that for those skilled in the art,
Without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications also should be regarded as this hair
Bright protection domain.
Claims (14)
1. a kind of mobile terminal, it is characterised in that including：
At least two different types of flash lamps；
Selecting module, is connected with the flash lamp, for selecting corresponding flash lamp according to present filming scene, is used as main flash of light
Lamp；
Flash module, is connected with the selecting module, for starting the main flash lamp；
Taking module, is connected with the selecting module and flash module, and the request of photo is shot for receiving user, is called described
Flash module starts the main flash lamp, while shooting photo.
2. mobile terminal according to claim 1, it is characterised in that the taking module includes receiving unit, for connecing
Receive the request that user shoots photo；Call unit, is connected with the receiving unit, the flash module, for according to flash lamp
Selection result, calls flash module；Shooting unit, is connected with the call unit, for shooting photo.
3. mobile terminal according to claim 2, it is characterised in that the shooting unit includes：Preview subelement, is used for
Show shooting preview picture；Light-metering subelement, the light-metering position for being selected in preview screen user is exposed value
Measurement and the measurement of color mode value, obtain exposure value and color mode value.
4. mobile terminal according to claim 3, it is characterised in that the selecting module includes：Automatic selected cell, institute
The color mode value that automatic selected cell is used to obtain according to light-metering subelement is stated, corresponding flash lamp is automatically selected, is used as master
Flash lamp.
5. mobile terminal according to claim 2, it is characterised in that the flash module includes：Control unit, it is and described
The call unit connection of taking module, the request of flash module is called for receiving call unit；Start unit, with the control
Unit is connected, for after receiving and calling the request of flash module, starting the main flash lamp.
6. mobile terminal according to claim 3, it is characterised in that the flash module also includes an electric current and adjusts single
Member, for the exposure value obtained according to the light-metering subelement, adjustment starts the driving current value of the main flash lamp.
7. mobile terminal according to claim 2, it is characterised in that the shooting unit also includes：Preflashing subelement, is used
In the control main pre flashing of flash lamp.
8. a kind of method for switching taking photos by using flashlights photo, it is characterised in that including：
There is provided one has the mobile terminal of shoot function, and the mobile terminal has at least two different types of flash lamps；
Then corresponding flash lamp is selected according to present filming scene, main flash lamp is used as；
According to the operation of user, photo is shot；
While photo is shot, start the main flash lamp.
9. the method for switching taking photos by using flashlights photo according to claim 8, it is characterised in that methods described is further wrapped
Include：Receive the request that user shoots photo；According to flash lamp selection result, the main flash lamp is called；Shoot photo.
10. the method for switching taking photos by using flashlights photo according to claim 9, it is characterised in that methods described is further
Including：Show preview screen；The light-metering position selected in preview screen user is exposed measurement and the color mode of value
The measurement of value, obtains exposure value and color mode value.
11. the method for switching taking photos by using flashlights photo according to claim 10, it is characterised in that methods described is further
Including：According to the color mode value, corresponding flash lamp is automatically selected, main flash lamp is used as.
12. the method for switching taking photos by using flashlights photo according to claim 8, it is characterised in that the flash lamp is height
Colour rendering index flash lamp or cool colour flash lamp.
13. the method for switching taking photos by using flashlights photo according to claim 10, it is characterised in that methods described is further
Including：According to the exposure value of acquisition, adjustment starts the driving current value of the main flash lamp.
14. the method for switching taking photos by using flashlights photo according to claim 9, it is characterised in that methods described also includes：
Before photo is shot, the main pre flashing of flash lamp is controlled.
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| CN107181920B (en) | 2024-03-08 |
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