CN105898147B - Survey light processing method and apparatus applied to mobile terminal - Google Patents
Survey light processing method and apparatus applied to mobile terminal Download PDFInfo
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- CN105898147B CN105898147B CN201610352220.XA CN201610352220A CN105898147B CN 105898147 B CN105898147 B CN 105898147B CN 201610352220 A CN201610352220 A CN 201610352220A CN 105898147 B CN105898147 B CN 105898147B
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- survey light
- face
- target area
- camera
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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
- H04N23/62—Control of parameters via user interfaces
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
- H04M1/724—User interfaces specially adapted for cordless or mobile telephones
-
- 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
- H04N23/667—Camera operation mode switching, e.g. between still and video, sport and normal or high- and low-resolution modes
-
- 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
- H04N23/741—Circuitry for compensating brightness variation in the scene by increasing the dynamic range of the image compared to the dynamic range of the electronic image sensors
Abstract
The invention discloses a kind of survey light processing method and apparatus applied to mobile terminal, wherein the survey light processing method includes：It when the camera of mobile terminal starts and enters preposition exposal model, uses face metering mode and carries out survey light based on preset target area, obtain the first photometry result；The image extracted to the camera using first photometry result is exposed setting.Technical solution provided by the invention can effectively improve the survey photostability under preposition exposal model and survey light efficiency.
Description
Technical field
The present invention relates to technical field of mobile terminals, and in particular to a kind of survey light processing method applied to mobile terminal and
Device.
Background technology
With the fast development of smart mobile phone, current essentially all smart mobile phone all has camera function, also, intelligence
The pixel of mobile phone is also higher and higher, certain smart mobile phones take pictures effect even be no less than card camera, compared to card camera,
The professional camera shooting instrument such as slr camera, it is all more convenient that the smart mobile phone with camera function is carried and used, and therefore, masses are more
Gladly take pictures in using the camera function of smart mobile phone.
Currently, when the camera of smart mobile phone starts, smart mobile phone can first use central emphasis average metering pattern into
Row surveys light, and survey light is carried out in the presence of the image for recognizing camera extraction has face, then using face metering mode, due to
Under the excessive scene of comparison of light and shade (such as backlight scene), the photometry result that is measured using central emphasis average metering pattern with
The photometry result measured using face metering mode has larger difference, and is exposed setting to the image of camera extraction and relies on
In photometry result, therefore, when user's self-timer under the excessive scene of comparison of light and shade, the image that camera extracts can be made because of two
The larger difference of secondary photometry result and occur significantly flickering, in addition, due to be first use central emphasis average metering pattern into
Row surveys light, then carries out survey light using face metering mode, and therefore, the differentiation between two kinds of metering modes can influence face and survey light
The survey light efficiency of pattern, so when having elongated the survey light needed for face metering mode between.
Invention content
The present invention provides a kind of survey light processing method and apparatus applied to mobile terminal, for improving preposition exposal model
Under survey photostability and survey light efficiency.
First aspect present invention is related to a kind of survey light processing method applied to mobile terminal, including：
When the camera of mobile terminal starts and enters preposition exposal model, face metering mode is used and with preset
Survey light is carried out based on target area, obtains the first photometry result；
The image extracted to the camera using first photometry result is exposed setting.
Based on first aspect present invention, in the first possible implementation, it is described use face metering mode and with
Survey light is carried out based on preset target area, further includes later：
Recognition of face is carried out to the image of camera extraction；
When recognizing face, use the face metering mode and based on the region where the face that recognizes into
Row surveys light, obtains the second photometry result；
The image extracted to the camera using second photometry result is exposed setting.
Based on first aspect present invention, in second of possible realization method, it is described use face metering mode and with
Survey light is carried out based on preset target area, further includes later：
Receive the clicking operation inputted in the preview interface of finding a view of the mobile terminal；
Use face metering mode and the region clicked with the clicking operation based on carry out survey light, obtain third and survey
Light result；
The image extracted to the camera using the third photometry result is exposed setting.
The first possible realization method or this hair based on first aspect present invention either first aspect present invention
Second of possible realization method of bright first aspect, in the third possible realization method, the method further includes：
Receive the first object region adjust instruction of input；
The position of the target area is adjusted according to the first object region adjust instruction of input.
The first possible realization method or this hair based on first aspect present invention either first aspect present invention
Second of possible realization method of bright first aspect, in the 4th kind of possible realization method, the method further includes：
Receive the second target area adjust instruction of input；
The size of the target area is adjusted according to the second target area adjust instruction of input.
Second aspect of the present invention is related to a kind of survey light processor applied to mobile terminal, including：
First surveys light unit, is used for when the camera of mobile terminal starts and enters preposition exposal model, using face
Metering mode simultaneously carries out survey light based on preset target area, obtains the first photometry result；
Exposure settings unit, first photometry result for being measured using the first survey light unit is to the camera shooting
The image of head extraction is exposed setting.
Based on second aspect of the present invention, in the first possible implementation, the survey light processing unit further includes：
Face identification unit, the image for being extracted to the camera carry out recognition of face；
Second surveys light unit, for when the face identification unit recognizes face, using the face metering mode
And survey light is carried out based on the region where the face that recognizes, obtain the second photometry result；
Second photometry result that the exposure settings unit is additionally operable to measure using the second survey light unit is to institute
The image for stating camera extraction is exposed setting.
Based on second aspect of the present invention, in second of possible realization method, the survey light processing unit further includes：
First receiving unit, for receiving the clicking operation inputted in the preview interface of finding a view of the mobile terminal；
Third surveys light unit, for when first receiving unit receives the clicking operation, light to be surveyed using face
Survey light is carried out based on pattern and the region clicked with the clicking operation, obtains third photometry result；
The third photometry result that the exposure settings unit is additionally operable to measure using third survey light unit is to institute
The image for stating camera extraction is exposed setting.
The first possible realization method or this hair based on second aspect of the present invention either second aspect of the present invention
Second of possible realization method of bright second aspect, in the third possible realization method, the survey light processor is also
Including：
Second receiving unit, the first object region adjust instruction for receiving input；
Target area adjustment unit, the first object region adjustment for being received according to second receiving unit
Instruction adjusts the position of the target area.
The first possible realization method or this hair based on second aspect of the present invention either second aspect of the present invention
Second of possible realization method of bright second aspect, in the 4th kind of possible realization method, the survey light processor is also
Including：
Third receiving unit, the second target area adjust instruction for receiving input；
Target area adjustment unit, second target area adjustment for being received according to the third receiving unit
Instruction adjusts the size of the target area.
Therefore it is adopted in the embodiment of the present invention when the camera of mobile terminal starts and enters preposition exposal model
Survey light is carried out with face metering mode and based on preset target area, and people is used when due to entering preposition exposal model
Face metering mode carries out survey light, it can thus be avoided image flickers caused by the difference of metering mode when user's self-timer, carries
Survey photostability under high preposition exposal model, in addition, due to the target area be it is preset, by default rational
Target area (such as the region for the maximum probability of face occur when by user using preposition exposal model self-timer is set as target area
Domain), the difference in the region that target area occurs with practical face can be reduced so that survey light is carried out based on the target area
Obtained photometry result is improved close to the photometry result for carrying out surveying light based on the region occurred with practical face and obtaining
Survey light efficiency under preposition exposal model.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention without having to pay creative labor, may be used also for those of ordinary skill in the art
With obtain other attached drawings according to these attached drawings.
Fig. 1 is survey light processing method one embodiment flow diagram provided by the invention；
Fig. 2 is another example structure schematic diagram of survey light processing method provided by the invention；
Fig. 3-a are survey light processing method further embodiment structural schematic diagram provided by the invention；
Fig. 3-b are to input clicking operation in the preview interface of finding a view of mobile terminal on the basis of Fig. 3-a illustrated embodiments
A kind of schematic diagram of a scenario；
Fig. 3-c are to input clicking operation in the preview interface of finding a view of mobile terminal on the basis of Fig. 3-a illustrated embodiments
A kind of schematic diagram of a scenario afterwards；
Fig. 4 is survey light processor one embodiment structural schematic diagram provided by the invention.
Specific implementation mode
In order to make the invention's purpose, features and advantages of the invention more obvious and easy to understand, below in conjunction with the present invention
Attached drawing in embodiment, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described reality
It is only a part of the embodiment of the present invention to apply example, and not all embodiments.Based on the embodiments of the present invention, the common skill in this field
The every other embodiment that art personnel are obtained without making creative work belongs to the model that the present invention protects
It encloses.
The embodiment of the present invention provides a kind of survey light processing method applied to mobile terminal, referring to Fig. 1, the present invention is implemented
Example in survey light processing method include：
Step 101, when the camera of mobile terminal starts and enters preposition exposal model, simultaneously using face metering mode
Survey light is carried out based on preset target area, obtains the first photometry result；
In the embodiment of the present invention, preposition exposal model namely to mobile terminal front to the mould that is shot of scene
Formula.The mobile terminal of preposition exposal model is usually supported to be equipped with front camera and (be fixedly mounted on mobile terminal front
Camera) or rotatable camera, when mobile terminal is equipped with front camera, by starting the front camera
Mode can trigger the mobile terminal and enter preposition exposal model.When mobile terminal be equipped be rotatable camera when, opening
After the rotatable camera for moving the mobile terminal, it is also necessary to which mode manually or automatically adjusts the rotatable camera
Angle enters preposition exposal model to trigger the mobile terminal.Triggering mobile terminal is not entered in the embodiment of the present invention preposition
The concrete mode of exposal model is defined.
(in some scenarios, face metering mode is also referred to as FACE AE moulds to face metering mode in the embodiment of the present invention
Formula) refer to：Acquiescence obtains the first luminance information of main body and the second brightness letter of nonbody based on the region where face
Breath, and summation is weighted to above-mentioned first luminance information and above-mentioned second luminance information according to the weight that sets based in advance
It calculates, using result of calculation as photometry result.In order to enable when mobile terminal enters preposition exposal model, face can be used to survey
Optical mode carries out survey light, and target area is pre-set in the embodiment of the present invention, which is assumed to the area where face
Domain carries out survey light based on the target area.
Optionally, the front camera by common face apart from mobile terminal (or rotating to the camera in preposition direction)
Fixed-focus apart from when, the region where the common face is set as above-mentioned target area.Certainly, the specific location of above-mentioned target area
It can also be determined by the way that user's use habit is investigated after statistics with size, not to above-mentioned target in the embodiment of the present invention
The specific location and size in region are defined.Specifically, above-mentioned target area can be set before manufacture, or can also
When user uses mobile terminal for the first time, guiding user sets.
Step 102, the image extracted to above-mentioned camera using above-mentioned first photometry result are exposed setting；
In step 102, the image extracted to above-mentioned camera based on the first photometry result that step 101 obtains is exposed
Setting, wherein the image of above-mentioned camera extraction includes preview image, and the shutter that preview image does not trigger camera supplies before
The image of user's preview.
Specifically, the process that setting is exposed according to photometry result is referred to prior art realization, no longer superfluous herein
It states.
In order to enable user can carry out from homophony the position of preset target area and/or size according to actual conditions
It is whole, it optionally, provides to the user and adjusts the position of above-mentioned target area and/or the control of size, so that user passes through the control
The position of input corresponding instruction adjustment target area and/or size.Specifically, the survey light processing method in the embodiment of the present invention
Further include：Receive the first object region adjust instruction of input；It is above-mentioned according to the first object region adjust instruction adjustment of input
The position of target area；And/or receive the second target area adjust instruction of input；According to the second target area tune of input
Whole instruction adjusts the size of above-mentioned target area.
It should be noted that the survey light processing method in the embodiment of the present invention can specifically be realized by survey light processor,
The survey light processor can be integrated in above-mentioned mobile terminal.Above-mentioned mobile terminal be specially smart mobile phone, tablet computer or
Other terminals for supporting preposition exposal model, are not construed as limiting herein.
Therefore it is adopted in the embodiment of the present invention when the camera of mobile terminal starts and enters preposition exposal model
Survey light is carried out with face metering mode and based on preset target area, and people is used when due to entering preposition exposal model
Face metering mode carries out survey light, it can thus be avoided image flickers caused by the difference of metering mode when user's self-timer, carries
Survey photostability under high preposition exposal model, in addition, due to the target area be it is preset, by default rational
Target area (such as the region for the maximum probability of face occur when by user using preposition exposal model self-timer is set as target area
Domain), the difference in the region that target area occurs with practical face can be reduced so that survey light is carried out based on the target area
Obtained photometry result is improved close to the photometry result for carrying out surveying light based on the region occurred with practical face and obtaining
Survey light efficiency under preposition exposal model.
Embodiment two
Difference lies in, the embodiment of the present invention after once surveying light for the embodiment of the present invention and embodiment one, further into
Row recognition of face carries out secondary survey light when recognizing face, specifically, as shown in Fig. 2, the survey light in the embodiment of the present invention
Processing method includes：
Step 201~step 202；
Wherein, step 201 and step 202 specifically can refer to the description of step 101~step 102 in embodiment illustrated in fig. 1,
Details are not described herein again.
Step 203 carries out recognition of face to the image of above-mentioned camera extraction；
Specifically, the process that recognition of face is carried out to image is referred to existing face recognition technology realization, herein not
It repeats again.
Step 204, when recognizing face, use above-mentioned face metering mode and with the region where the face that recognizes
Based on carry out survey light, obtain the second photometry result；
In the embodiment of the present invention, when step 203 recognizes face from the image that above-mentioned camera extracts, with actual persons
Secondary survey light is carried out based on region where face, to obtain the second photometry result.
Step 205, the image extracted to above-mentioned camera using above-mentioned second photometry result are exposed setting.
In order to enable user can carry out from homophony the position of preset target area and/or size according to actual conditions
It is whole, it optionally, provides to the user and adjusts the position of above-mentioned target area and/or the control of size, so that user passes through the control
The position of input corresponding instruction adjustment target area and/or size.Specifically, the survey light processing method in the embodiment of the present invention
Further include：Receive the first object region adjust instruction of input；It is above-mentioned according to the first object region adjust instruction adjustment of input
The position of target area；And/or receive the second target area adjust instruction of input；According to the second target area tune of input
Whole instruction adjusts the size of above-mentioned target area.
It should be noted that the survey light processing method in the embodiment of the present invention can specifically be realized by survey light processor,
The survey light processor can be integrated in above-mentioned mobile terminal.Above-mentioned mobile terminal be specially smart mobile phone, tablet computer or
Other terminals for supporting preposition exposal model, are not construed as limiting herein.
Therefore it is adopted in the embodiment of the present invention when the camera of mobile terminal starts and enters preposition exposal model
Survey light is carried out with face metering mode and based on preset target area, and people is used when due to entering preposition exposal model
Face metering mode carries out survey light, it can thus be avoided image flickers caused by the difference of metering mode when user's self-timer, carries
Survey photostability under high preposition exposal model, in addition, due to the target area be it is preset, by default rational
Target area (such as the region for the maximum probability of face occur when by user using preposition exposal model self-timer is set as target area
Domain), the difference in the region that target area occurs with practical face can be reduced so that survey light is carried out based on the target area
Obtained photometry result is improved close to the photometry result for carrying out surveying light based on the region occurred with practical face and obtaining
Survey light efficiency under preposition exposal model.In addition, by introducing face recognition technology, when recognizing face, with actual persons
Secondary survey light is carried out based on region where face, so as to further improve the effect of taking pictures of self-timer.
Embodiment three
Difference lies in, the embodiment of the present invention after once surveying light for the embodiment of the present invention and embodiment one, can according to
The selected region in family carries out secondary survey light, and specifically, as shown in Fig. 3-a, the survey light processing method in the embodiment of the present invention includes：
Step 301~step 302；
Wherein, step 301 and step 302 specifically can refer to the description of step 101~step 102 in embodiment illustrated in fig. 1,
Details are not described herein again.
The clicking operation that step 303, reception input in the preview interface of finding a view of above-mentioned mobile terminal；
In the embodiment of the present invention, after the preposition exposal model for entering mobile terminal, user can be by clicking the movement
The mode of any region selects to need the region as main body in the preview interface of finding a view of terminal.As shown in Fig. 3-b, mobile terminal
The preview interface S that finds a view in region A1 be target area, user can be by defeated in any position on preview interface S of finding a view
Enter clicking operation to select corresponding region as the main body for surveying light.
Survey light is carried out based on step 304, the region for using face metering mode and being clicked with above-mentioned clicking operation, is obtained
Obtain third photometry result；
In the embodiment of the present invention, when receiving the clicking operation inputted in the preview interface of finding a view of above-mentioned mobile terminal,
Use face metering mode and the region clicked with user based on carry out secondary survey light, to obtain third photometry result.Such as figure
Shown in 3-b and Fig. 3-c, when P position in preview interface of finding a view when the user clicks S, face metering mode is used and with P position institute
In region, A2 carries out survey light as main body.Specifically, the area size corresponding to the click location of above-mentioned clicking operation can root
It is set according to actual conditions, is not construed as limiting herein.
Step 305, the image extracted to above-mentioned camera using above-mentioned third photometry result are exposed setting.
In order to enable user can carry out from homophony the position of preset target area and/or size according to actual conditions
It is whole, it optionally, provides to the user and adjusts the position of above-mentioned target area and/or the control of size, so that user passes through the control
The position of input corresponding instruction adjustment target area and/or size.Specifically, the survey light processing method in the embodiment of the present invention
Further include：Receive the first object region adjust instruction of input；It is above-mentioned according to the first object region adjust instruction adjustment of input
The position of target area；And/or receive the second target area adjust instruction of input；According to the second target area tune of input
Whole instruction adjusts the size of above-mentioned target area.
It should be noted that the embodiment of the present invention can also be combined with embodiment two, i.e., automatically true by recognition of face
On the basis of determining face region, user can also independently be selected as the photometry region of main body.
It should be noted that the survey light processing method in the embodiment of the present invention can specifically be realized by survey light processor,
The survey light processor can be integrated in above-mentioned mobile terminal.Above-mentioned mobile terminal be specially smart mobile phone, tablet computer or
Other terminals for supporting preposition exposal model, are not construed as limiting herein.
Therefore it is adopted in the embodiment of the present invention when the camera of mobile terminal starts and enters preposition exposal model
Survey light is carried out with face metering mode and based on preset target area, and people is used when due to entering preposition exposal model
Face metering mode carries out survey light, it can thus be avoided image flickers caused by the difference of metering mode when user's self-timer, carries
Survey photostability under high preposition exposal model, in addition, due to the target area be it is preset, by default rational
Target area (such as the region for the maximum probability of face occur when by user using preposition exposal model self-timer is set as target area
Domain), the difference in the region that target area occurs with practical face can be reduced so that survey light is carried out based on the target area
Obtained photometry result is improved close to the photometry result for carrying out surveying light based on the region occurred with practical face and obtaining
Survey light efficiency under preposition exposal model.In addition, user can also be in the preview of finding a view of mobile terminal in the embodiment of the present invention
Clicking operation is inputted on interface to select the region needed to carry out survey light as main body, so that photometry result more meets user
Demand.
The embodiment of the present invention also provides a kind of survey light processor applied to mobile terminal, referring to Fig. 4, the present invention is real
The survey light processor 400 applied in example includes：
First surveys light unit 401, is used for when the camera of mobile terminal starts and enters preposition exposal model, using people
Face metering mode simultaneously carries out survey light based on preset target area, obtains the first photometry result；
Exposure settings unit 402, first photometry result for being measured using the first survey light unit 401 are taken the photograph to described
As the image that head extracts is exposed setting.
Optionally, the survey light processing unit in the embodiment of the present invention further includes：
Face identification unit, the image for being extracted to the camera carry out recognition of face；
Second surveys light unit, for when the face identification unit recognizes face, using the face metering mode
And survey light is carried out based on the region where the face that recognizes, obtain the second photometry result；
Second photometry result that exposure settings unit 402 is additionally operable to measure using the second survey light unit is to described
The image of camera extraction is exposed setting.
Optionally, the survey light processing unit in the embodiment of the present invention further includes：First receiving unit, for receiving described
The clicking operation inputted in the preview interface of finding a view of mobile terminal；Third surveys light unit, is connect for working as first receiving unit
When receiving the clicking operation, use face metering mode and the region clicked with the clicking operation based on surveyed
Light obtains third photometry result；Exposure settings unit 402 is additionally operable to survey the third survey that light unit measures using the third
The image that light result extracts the camera is exposed setting.
Optionally, the survey light processor in the embodiment of the present invention further includes：Second receiving unit, for receiving input
First object region adjust instruction；Target area adjustment unit, described for being received according to second receiving unit
One target area adjust instruction adjusts the position of the target area.
Optionally, the survey light processor in the embodiment of the present invention further includes：Third receiving unit, for receiving input
Second target area adjust instruction；Target area adjustment unit, described for being received according to the third receiving unit
Two target area adjust instructions adjust the size of the target area.
It should be understood that the function of each function module of the survey light processor in the embodiment of the present invention can be according to above-mentioned side
Method specific implementation in method embodiment, specific implementation process can refer to the associated description in above method embodiment, herein
It repeats no more.
Therefore the survey light processor in the embodiment of the present invention starts and enters preposition in the camera of mobile terminal
It when exposal model, uses face metering mode and carries out survey light based on preset target area, due to entering preposition take pictures
Survey light is carried out using face metering mode when pattern, it can thus be avoided being led because of the difference of metering mode when user's self-timer
The image of cause flickers, and improves the survey photostability under preposition exposal model, in addition, due to the target area be it is preset,
(such as occurs the area of the maximum probability of face when by user using preposition exposal model self-timer by default rational target area
Domain is set as target area), the difference in the region that target area occurs with practical face can be reduced so that with the target area
Based on survey the obtained photometry result of light close to the survey for carrying out survey light based on the region occurred with practical face and obtaining
Light as a result, improve the survey light efficiency under preposition exposal model in turn.
In several embodiments provided herein, it should be understood that disclosed system and method can pass through it
Its mode is realized.
It should be noted that for each method embodiment above-mentioned, describe, therefore it is all expressed as a series of for simplicity
Combination of actions, but those skilled in the art should understand that, the present invention is not limited by the described action sequence because
According to the present invention, certain steps may be used other sequences or be carried out at the same time.Secondly, those skilled in the art should also know
It knows, embodiment described in this description belongs to preferred embodiment, and involved action and module might not all be this hairs
Necessary to bright.
In the above-described embodiments, it all emphasizes particularly on different fields to the description of each embodiment, there is no the portion being described in detail in some embodiment
Point, it may refer to the associated description of other embodiments.
It is the description to a kind of survey light processing method and apparatus applied to mobile terminal provided by the present invention above, it is right
In those of ordinary skill in the art, the thought of embodiment, can in specific embodiments and applications according to the present invention
There is change place, to sum up, the content of the present specification should not be construed as limiting the invention.
Claims (8)
1. a kind of survey light processing method applied to mobile terminal, which is characterized in that including：
When the camera of mobile terminal starts and enters preposition exposal model, face metering mode is used and with preset target
Survey light is carried out based on region, obtains the first photometry result；
The image extracted to the camera using first photometry result is exposed setting；
The image extracted to the camera using first photometry result is exposed setting, further includes later：
Recognition of face is carried out to the image of camera extraction；
When recognizing face, uses the face metering mode and surveyed based on the region where the face that recognizes
Light obtains the second photometry result；
The image extracted to the camera using second photometry result is exposed setting.
2. survey light processing method according to claim 1, which is characterized in that described to use face metering mode and with default
Target area based on carry out survey light, further include later：
Receive the clicking operation inputted in the preview interface of finding a view of the mobile terminal；
Use face metering mode and the region clicked with the clicking operation based on carry out survey light, obtain third and survey light knot
Fruit；
The image extracted to the camera using the third photometry result is exposed setting.
3. survey light processing method according to claim 1 or 2, which is characterized in that
The method further includes：
Receive the first object region adjust instruction of input；
The position of the target area is adjusted according to the first object region adjust instruction of input.
4. survey light processing method according to claim 1 or 2, which is characterized in that the method further includes：
Receive the second target area adjust instruction of input；
The size of the target area is adjusted according to the second target area adjust instruction of input.
5. a kind of survey light processor applied to mobile terminal, which is characterized in that including：
First surveys light unit, for when the camera of mobile terminal starts and enters preposition exposal model, light to be surveyed using face
Pattern simultaneously carries out survey light based on preset target area, obtains the first photometry result；
Exposure settings unit carries the camera for surveying first photometry result that light unit measures using described first
The image taken is exposed setting；
The survey light processor further includes：
Face identification unit, the image for being extracted to the camera carry out recognition of face；
Second survey light unit, for when the face identification unit recognizes face, use the face metering mode and with
Survey light is carried out based on region where the face recognized, obtains the second photometry result；
The exposure settings unit is additionally operable to take the photograph to described using second photometry result that the second survey light unit measures
As the image that head extracts is exposed setting.
6. survey light processor according to claim 5, which is characterized in that the survey light processing unit further includes：
First receiving unit, for receiving the clicking operation inputted in the preview interface of finding a view of the mobile terminal；
Third surveys light unit, for when first receiving unit receives the clicking operation, using face metering mode
And survey light is carried out based on the region clicked with the clicking operation, obtain third photometry result；
The exposure settings unit is additionally operable to take the photograph to described using the third photometry result that third survey light unit measures
As the image that head extracts is exposed setting.
7. survey light processor according to claim 5 or 6, which is characterized in that the survey light processor further includes：
Second receiving unit, the first object region adjust instruction for receiving input；
Target area adjustment unit, the first object region adjust instruction for being received according to second receiving unit
Adjust the position of the target area.
8. survey light processor according to claim 5 or 6, which is characterized in that the survey light processor further includes：
Third receiving unit, the second target area adjust instruction for receiving input；
Target area adjustment unit, second target area adjust instruction for being received according to the third receiving unit
Adjust the size of the target area.
Priority Applications (1)
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| CN108955518B (en) * | 2017-05-18 | 2020-06-16 | 武汉斗鱼网络科技有限公司 | Light metering processing method, system and equipment based on image recognition |
| CN107370961B (en) * | 2017-06-16 | 2019-06-21 | Oppo广东移动通信有限公司 | Image exposure processing method, device and terminal device |
| CN109068060B (en) * | 2018-09-05 | 2021-06-08 | Oppo广东移动通信有限公司 | Image processing method and device, terminal device and computer readable storage medium |
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