CN106713779A - Photographing control method and device - Google Patents
Photographing control method and device Download PDFInfo
- Publication number
- CN106713779A CN106713779A CN201611271112.6A CN201611271112A CN106713779A CN 106713779 A CN106713779 A CN 106713779A CN 201611271112 A CN201611271112 A CN 201611271112A CN 106713779 A CN106713779 A CN 106713779A
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- curtain
- exposure
- mobile terminal
- regulation
- photographing
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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
- H04N23/73—Circuitry for compensating brightness variation in the scene by influencing the exposure time
-
- 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
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Studio Devices (AREA)
Abstract
The invention discloses a photographing control method. The method comprises the following steps: when a mobile terminal detects a photographing command, acquiring the light illuminance of a photographing environment, and determining exposure parameters according to the light illuminance; when the exposure parameters are not within target parameter ranges of an exposure meter, sending a control command to a curtain connected with the mobile terminal under the photographing environment, so that the curtain is controlled to adjust the openness; and after the curtain completes the adjustment, carrying out photographing operation according to the photographing command. The invention further discloses a photographing control device. The photographing control method and device provided by the invention has the advantages that the mobile terminal can automatically control the curtain to adjust the openness according to light illuminance requirements for the photographing environment, so that the photographing environment can be effectively improved, better photographing effects can be achieved, and the mobile terminal can carry out photographing control more conveniently and flexibly.
Description
Technical field
The present invention relates to technical field of mobile terminals, more particularly to a kind of camera control method and device.
Background technology
When mobile terminal is taken pictures in the room for have window, because indoor light would generally be with outdoor brightness
Change and change, therefore mobile terminal needs to adapt to the photo environment of different brightness by changing the time for exposure.If light
It is brighter, it is necessary to reduce the time for exposure；If dark, it is necessary to increase the time for exposure.
But for mobile terminal, the time for exposure taken pictures is that have upper and lower limitation, if having reached exposure limitation
Still cannot also meet requirement of taking pictures, then brightness it is too high take come photo will overexposure, brightness too it is low takes come photo just
Can show dark.During taking pictures, need to be shut out the light with curtain when sometimes outdoor brightness is excessively bright, light is felt sometimes
It is dark and need to open curtain, sometimes think that light is too bright and need to shut curtain.Because the light and shade requirement to taking pictures is different,
So needing different light luminances, and manually go opened/closed curtain more bothersome, and sometimes can not possibly be disposable by light
Line is transferred to zone of reasonableness, it is necessary to repeatedly regulation, bothers very much.
The content of the invention
It is a primary object of the present invention to provide a kind of camera control method and device, it is intended to improve mobile terminal and clapped
Convenience and flexibility according to control.
To achieve the above object, the invention provides a kind of camera control method, including：
When mobile terminal detects photographing instruction, the light illumination of photo environment is obtained, it is true according to the light illumination
Determine exposure parameter；
When the exposure parameter is not in the range of the target component of exposure meter, control instruction to the photo environment is sent
Under the curtain that is connected with the mobile terminal, to control the curtain regulation opening degree；
After the curtain completes regulation, photographing operation is performed according to the photographing instruction.
Alternatively, it is described when the exposure parameter is not in the range of the target component of exposure meter, send control instruction extremely
The curtain being connected with the mobile terminal under the photo environment, to control the curtain regulation opening degree to include：
When the exposure parameter is not in the range of the target component of exposure meter, obtains the exposure parameter and exceed the exposure
The difference of the target component scope of light table；
The amplitude of accommodation value of the light illumination of the photo environment is determined according to the difference, according to the smooth amplitude of accommodation
Value determines the regulation folding angle value of the curtain；
Regulation folding angle value according to the curtain sends control instruction to the curtain, to control the curtain according to institute
Regulation folding angle value is stated to be adjusted.
Alternatively, the amplitude of accommodation value of the light illumination that the photo environment is determined according to the difference, according to institute
State light amplitude of accommodation value and determine that the regulation folding angle value of the curtain includes：
The outdoor light luminance of the photo environment is obtained, according to the outdoor light luminance and the difference determine
The incrementss of the light illumination of photo environment, the incrementss according to the light illumination and reflecting between the opening value of the curtain
Relation is penetrated, the opening value of the curtain is determined；Or,
The outdoor light luminance of the photo environment is obtained, according to the outdoor light luminance and the difference determine
The decrement of the light illumination of photo environment, the decrement according to the light illumination and reflecting between the right value of the curtain
Relation is penetrated, the right value of the curtain is determined.
Alternatively, it is described when the exposure parameter is not in the range of the target component of exposure meter, send control instruction extremely
The curtain being connected with the mobile terminal under the photo environment, to control to include before the curtain regulation opening degree：
Connection request is sent to the curtain, the confirmation that the curtain is based on connection request feedback, root is received
The communication connection with the curtain is set up according to the confirmation；
It is described when the exposure parameter is not in the range of the target component of exposure meter, send control instruction taken pictures to described
The curtain being connected with the mobile terminal under environment, includes the step of to control curtain regulation opening degree：
After the mobile terminal and the curtain are set up and be connected, when the exposure parameter is not in the target component of exposure meter
In the range of when, send control instruction to the curtain, to control curtain regulation opening degree.
Alternatively, described after the curtain completes regulation, performing photographing operation according to the photographing instruction includes：
After the curtain completes regulation, the regulation for receiving the curtain feedback completes information, is completed according to the regulation
Information, the light illumination for reacquiring current photo environment determines exposure parameter, until the exposure parameter is in the exposure meter
When in target zone, photographing operation is performed according to the photographing instruction.
Additionally, to achieve the above object, present invention also offers a kind of photographing control device, including：
Acquisition module, for when mobile terminal detects photographing instruction, the light illumination of photo environment being obtained, according to institute
State light illumination and determine exposure parameter；
Control module, for when the exposure parameter is not in the range of the target component of exposure meter, sending control instruction
The curtain being connected with the mobile terminal under to the photo environment, to control the curtain regulation opening degree；
Performing module, for after the curtain completes regulation, photographing operation being performed according to the photographing instruction.
Alternatively, the control module includes：
Acquiring unit, for when the exposure parameter is not in the range of the target component of exposure meter, obtaining the exposure
Difference of the parameter beyond the target component scope of the exposure meter；
Determining unit, the amplitude of accommodation value of the light illumination for determining the photo environment according to the difference, according to
The smooth amplitude of accommodation value determines the regulation folding angle value of the curtain；
Control unit, for sending control instruction to the curtain according to the regulation folding angle value of the curtain, to control
The curtain is adjusted according to the regulation folding angle value.
Alternatively, the determining unit is additionally operable to, and the outdoor light luminance of the photo environment is obtained, according to the outdoor
Light luminance and the difference determine the incrementss of the light illumination of the photo environment, according to the incrementss of the light illumination
And the mapping relations between the opening value of the curtain, determine the opening value of the curtain；Or,
The determining unit is additionally operable to, and obtains the outdoor light luminance of the photo environment, bright according to the outdoor light
Degree and the difference determine the decrement of the light illumination of the photo environment, decrement according to the light illumination with it is described
Mapping relations between the right value of curtain, determine the right value of the curtain.
Alternatively, the photographing control device also includes：
Module is set up, for sending connection request to the curtain, the curtain is received and is fed back based on the connection request
Confirmation, set up and the communication connection of the curtain according to the confirmation；
The control module is additionally operable to, after the mobile terminal and the curtain are set up and be connected, when the exposure parameter
When not in the range of the target component of exposure meter, send control instruction to the curtain, to control curtain regulation folding
Degree.
Alternatively, the performing module is additionally operable to, and after the curtain completes regulation, receives the regulation of the curtain feedback
Completion information, according to the regulation completion information, the light illumination for reacquiring current photo environment determines exposure parameter, until
When the exposure parameter is in the exposure meter target zone, photographing operation is performed according to the photographing instruction.
Camera control method provided in an embodiment of the present invention and device, when mobile terminal detects photographing instruction, obtain
The light illumination of photo environment, exposure parameter is determined according to light illumination.When the exposure parameter is not in the target component of exposure meter
In the range of when, control instruction to the curtain that be connected with mobile terminal is sent, to control curtain regulation opening degree；Complete to adjust in curtain
After section, photographing operation is performed according to photographing instruction.So that mobile terminal can be required according to the light illumination to photo environment, automatically
The regulation opening degree of curtain is controlled, not only can effectively improve photo environment, lift effect of taking pictures, and improve mobile whole
End take pictures control convenience and flexibility.
Brief description of the drawings
Fig. 1 is the schematic flow sheet of camera control method first embodiment of the present invention；
Fig. 2 is the schematic flow sheet of camera control method second embodiment of the present invention；
Fig. 3 is the schematic flow sheet of the embodiment of camera control method of the present invention 5th
Fig. 4 is the high-level schematic functional block diagram of photographing control device first embodiment of the present invention；
Fig. 5 is the high-level schematic functional block diagram of photographing control device second embodiment of the present invention.
The realization of the object of the invention, functional characteristics and advantage will be described further referring to the drawings in conjunction with the embodiments.
Specific embodiment
It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not intended to limit the present invention.
As shown in figure 1, showing a kind of camera control method first embodiment of the invention.The controlling party of taking pictures of the embodiment
Method includes：
Step S10, when mobile terminal detects photographing instruction, obtain photo environment light illumination, according to the light
Line illumination determines exposure parameter；
In the present embodiment, the type of mobile terminal can be configured according to actual needs, for example, the mobile terminal may include
The terminal that mobile phone, camera, panel computer etc. can be taken pictures.
After unlatching, whether mobile terminal detecting receives photographing instruction to mobile terminal, is taken pictures when mobile terminal is detected
During instruction, illustrate that now mobile terminal is taken pictures into exposal model.Mobile terminal is obtained during taking pictures, first and clapped
According to the light illumination of environment, according to the mapping relations between light illumination and exposure parameter, determine that the light of the photo environment shines
Spend corresponding exposure parameter.
Exposure parameter includes time for exposure and exposure value etc., and current environment light illumination is corresponding with the time for exposure, and light shines
Degree is lower, and the time for exposure is more long；Light illumination is higher, and the time for exposure is shorter.Mobile terminal is carried out according to the exposure of this time for exposure
Take pictures, the long or too short time for exposure can all have influence on the effect taken pictures.Exposure value is bigger, and the time for exposure is more long；Conversely, exposing
Light value is smaller, and the time for exposure is shorter.
Step S20, when the exposure parameter is not in the range of the target component of exposure meter, send control instruction to described
The curtain being connected with the mobile terminal under photo environment, to control the curtain regulation opening degree；
In the present embodiment, the photo environment of mobile terminal is previously provided with curtain, and the curtain is provided with signal receiving device
With mechanical rotation device etc., the signal receiving device is used to receive the instruction of mobile terminal transmission, and the mechanical rotation device is used for
The opening degree of curtain is adjusted by motor rotation, the opening degree of curtain is packs up or launch curtain scope.Mobile terminal can
Beforehand through bluetooth, wifi, bt, RF etc., the curtain sets up connection, to receive the instruction of mobile terminal transmission.
Whether mobile terminal judges the exposure parameter in the range of the target component of exposure meter after exposure parameter is obtained.
The target component scope of the exposure meter is the zone of reasonableness of exposure meter parameter value, the zone of reasonableness of exposure meter parameter value refer to
On the basis of original exposure table, the section zone of reasonableness delimited in the middle of exposure meter.When more than the zone of reasonableness, exposure is illustrated
Overlong time is too short, that is, light illumination darker or lighter.Exposure meter parameter value is bigger, and the time for exposure is more long, conversely, exposing
Light table parameter value is smaller, and the time for exposure is shorter.
When the exposure parameter is not in the range of the target component of exposure meter, in order to improve the effect taken pictures, now need
Curtain is adjusted accordingly, to control exposure parameter in the range of the target component of exposure meter.Now mobile terminal sends
The curtain being connected with the mobile terminal under control instruction to the photo environment, curtain receives the control by signal receiving device
System instruction, and control curtain to adjust opening degree according to the control instruction by mechanical rotation device.
For example, when exposure value beyond exposure meter target component scope the upper limit, illustrate that the time for exposure is more long, when
Preceding photo environment is very dark, it is necessary to increase light illumination, therefore curtain need to be controlled to open.When exposure value is beyond exposure meter
The lower limit of target component scope, illustrates that the time for exposure is shorter, and current photo environment is very bright, it is necessary to reduce light illumination, therefore needs
Control curtain is closed.
When the exposure parameter is in the range of the target component of exposure meter, mobile terminal is normally taken pictures, i.e., taken pictures by original
Flow is performed and taken pictures.
Step S30, the curtain complete regulation after, according to the photographing instruction perform photographing operation.
The curtain being connected with the mobile terminal under control instruction to the photo environment is sent in mobile terminal, window is controlled
During curtain regulation opening degree, judge whether curtain adjusts completion.When curtain completes to adjust, bat is performed according to photographing instruction
According to operation.Specifically, in one embodiment, mobile terminal send control instruction to the photo environment under with the mobile terminal
The curtain of connection, by after Preset Time, illustrating that curtain completes regulation, now performs photographing operation.In another embodiment, move
Whether dynamic terminal detects receive window after sending the curtain being connected with the mobile terminal under control instruction to the photo environment
The regulation of curtain feedback completes information, when the regulation of curtain feedback completes information, illustrates that curtain completes regulation, now performs and takes pictures
Operation.Realize and determine whether mobile terminal needs to change current light by the target component scope of exposure parameter and exposure meter
Environment, when mobile terminal needs to change current light environment, it would be desirable to illumination variation amount be sent to curtain, curtain is performed and beaten
Open or closed procedure, so as to change photoenvironment so that exposure parameter is in the range of the target component of exposure meter.
It should be noted that when being connected with multiple curtain foundation in the presence of multiple curtain, and mobile terminal in photo environment,
Mobile terminal can exceed difference, the amplitude of accommodation value of light illumination of the target component scope of the exposure meter according to exposure parameter
The one or more of curtain of selection any etc. specific actual conditions are adjusted.
The embodiment of the present invention obtains the light illumination of photo environment, according to light when mobile terminal detects photographing instruction
Line illumination determines exposure parameter.When the exposure parameter is not in the range of the target component of exposure meter, send control instruction to
The curtain of mobile terminal connection, to control curtain to adjust opening degree；After curtain completes regulation, performed according to photographing instruction and taken pictures
Operation.So that mobile terminal can be required according to the light illumination to photo environment, the regulation opening degree of automatic control curtain, not only
Photo environment can effectively be improved, lifting is taken pictures effect, and improve mobile terminal take pictures control convenience and
Flexibility.
Further, as shown in Fig. 2 being based on above-mentioned camera control method first embodiment, it is proposed that the present invention takes pictures control
Method second embodiment processed, above-mentioned steps S20 may include in the embodiment：
Step S21, when the exposure parameter is not in the range of the target component of exposure meter, obtain the exposure parameter and surpass
Go out the difference of the target component scope of the exposure meter；
Step S22, determined according to the difference photo environment light illumination amplitude of accommodation value, according to the light
Amplitude of accommodation value determines the regulation folding angle value of the curtain；
Step S23, according to the regulation folding angle value of the curtain send control instruction to the curtain, to control the window
Curtain is adjusted according to the regulation folding angle value.
In the present embodiment, mobile terminal control curtain regulation opening degree during, when exposure parameter is not in exposure meter
Target component in the range of when, first obtain exposure parameter beyond exposure meter target component scope difference, for example, obtain expose
Optical parameter exceeds the first difference of the target component range limit of exposure meter, or obtains target of the exposure parameter beyond exposure meter
Second difference of parameter area lower limit.
Exposure parameter is being obtained after the difference of the target component scope of the exposure meter, is being joined according to exposure is pre-set
Number exceeds the difference of the target component scope of exposure meter, and the mapping pass between the amplitude of accommodation value of the light illumination of photo environment
System, determines the amplitude of accommodation value of the light illumination of difference correspondence photo environment.Then light illumination according to photo environment
Mapping relations between amplitude of accommodation value and the regulation folding angle value of curtain, it is determined that the tune with the light amplitude of accommodation corresponding curtain of value
Section folding angle value.After the regulation folding angle value for obtaining curtain, the regulation folding angle value according to curtain sends control instruction to bat
According to the curtain being connected with mobile terminal under environment, to control curtain to be adjusted according to regulation folding angle value.
It should be noted that the use demand in order to meet user, when mobile terminal is according to the light illumination of photo environment
Amplitude of accommodation value determine the regulation folding angle value of curtain after, sent to before curtain by control instruction, first in display screen
Whether output needs to adjust the related prompt message of curtain in curtain, when the determine instruction of user's selection is received, control is referred to
Order is sent to curtain；When receive user selection do not adjust the instruction of curtain when, control instruction is not sent to curtain.It is mobile whole
While whether end output needs to adjust the related prompt message of curtain, the regulation folding angle value of curtain can also be shown, now
The modification instruction that user input can also be received is modified to the regulation folding angle value of curtain.
The present embodiment mobile terminal determines whether mobile terminal needs by the target component scope of exposure parameter and exposure meter
Change current light environment, when mobile terminal need change current light environment when, it would be desirable to illumination variation amount be sent to
Curtain, curtain is performed to be opened or closed procedure, so as to change photoenvironment.By circulating, feedback is final to realize exposure value in exposure
The zone of reasonableness of table, not only improves effect of taking pictures, and improve mobile terminal take pictures control flexibility and can
By property.
Further, based on above-mentioned camera control method second embodiment, it is proposed that camera control method of the present invention 3rd
Embodiment, above-mentioned steps S22 may include in the embodiment：
The outdoor light luminance of the photo environment is obtained, according to the outdoor light luminance and the difference determine
The incrementss of the light illumination of photo environment, the incrementss according to the light illumination and reflecting between the opening value of the curtain
Relation is penetrated, the opening value of the curtain is determined；Or,
The outdoor light luminance of the photo environment is obtained, according to the outdoor light luminance and the difference determine
The decrement of the light illumination of photo environment, the decrement according to the light illumination and reflecting between the right value of the curtain
Relation is penetrated, the right value of the curtain is determined.
In the present embodiment, the outdoor of photo environment can show and be provided with light sensor, the setting position of the light sensor
It can be that outside curtain, the light sensor is set up with curtain and is connected to put, or the light sensor is set up with mobile terminal and connected
Connect.Above-mentioned mobile terminal, beyond the difference of the target component scope of exposure meter, determines the light of photo environment according to exposure parameter
The amplitude of accommodation value of illumination, and during determining the regulation folding angle value of curtain according to light amplitude of accommodation value, first determine whether to expose
Optical parameter is above the upper limit or lower limit of the target component scope of exposure meter, when exposure parameter is above the target ginseng of exposure meter
During the upper limit of number scope, illustrate that the time for exposure is more long, current photo environment is very dark, it is necessary to increase light illumination, now movement is eventually
End sends light luminance and obtains request to light sensor, and the outdoor light for obtaining photo environment by the light sensor is bright
Degree.Then the outdoor light luminance according to photo environment is above the difference of the target component range limit of exposure meter with exposure parameter
Value, determines the incrementss of the light illumination of photo environment.Then between incrementss according to light illumination and the opening value of curtain
Mapping relations, determine curtain open opening value.For example, mobile terminal can be set a default opening value, regulation every time
Amplitude be adjusted according to the default opening value, when exposure parameter is not also in the range of the target component of exposure meter, after
It is continuous to be adjusted according to the default opening value, until exposure parameter is in the range of the target component of exposure meter.Or, it is mobile
Terminal calculates rational target opening value, the opening value of disposable regulation curtain so that target of the exposure parameter in exposure meter
In parameter area.
When exposure parameter is above the lower limit of target component scope of exposure meter, illustrate that the time for exposure is shorter, it is current to clap
It is very bright according to environment, it is necessary to reduce light illumination, the target component range lower limit of exposure meter is now above according to exposure parameter
Difference, determines the decrement of the light illumination of photo environment.Then the decrement according to light illumination is right with the curtain
Mapping relations between value, determine the right value that curtain is closed.For example, mobile terminal can be set a default right value, often
The amplitude of secondary regulation is adjusted according to the default right value, when exposure parameter is not also in the target component scope of exposure meter
Interior, continuation is adjusted according to the default right value, until exposure parameter is in the range of the target component of exposure meter.Or
It is that mobile terminal calculates the right value of rational target, the right value of disposable regulation curtain so that exposure parameter is in exposure meter
Target component in the range of.
The present embodiment mobile terminal exceeds the target of exposure meter according to the outdoor light luminance and exposure parameter of photo environment
The difference of parameter area, determines the incrementss or decrement of the light illumination of photo environment, incrementss according to light illumination or
Decrement determines the opening value or right value of curtain, improves accuracy and convenience that mobile terminal is controlled to curtain.
Further, based on above-mentioned camera control method first embodiment, it is proposed that camera control method of the present invention 4th
Embodiment, includes in the embodiment before above-mentioned steps S20：
Connection request is sent to the curtain, the confirmation that the curtain is based on connection request feedback, root is received
The communication connection with the curtain is set up according to the confirmation；
Above-mentioned steps S20 may include：After the mobile terminal and the curtain are set up and are connected, when the exposure parameter not
When in the range of the target component of exposure meter, send control instruction to the curtain, to control curtain regulation opening degree.
In the present embodiment, information exchange is carried out between mobile terminal and curtain for convenience, first in mobile terminal and window
Before curtain carries out information exchange, mobile terminal can carry out pairing and be connected by the radio communication such as bluetooth, wifi, bt, RF and curtain.
For example, mobile terminal can search for the unique mark of window curtain driving mechanism, or receive the unique mark of user input curtain, according to unique mark
Know and send connection request to curtain.After mobile terminal receives curtain is based on the confirmation of connection request feedback, can be with curtain
Communication connection relation is set up, data can be mutually passed between mobile terminal and curtain after successful connection.
Alternatively, by taking bluetooth connection as an example, after carrying out pairing successful connection between mobile terminal and curtain, automatic spring
Prompting frame prompts the user whether to remember this bluetooth, if this bluetooth is remembered in user's selection, mobile terminal preserves bluetooth connection letter
Breath.User can preserve the bluetooth connection information according to the demand of oneself selection, reconnect convenient next time；Or selection does not preserve this
Bluetooth connection information, improves Consumer's Experience.When user need not be controlled to the curtain of pairing connection, can be by movement
The button of terminal preset, disconnects and the pairing connection between curtain, prevents user during using mobile terminal, produces not
Necessary operation, and curtain is controlled by mistake.
The present embodiment mobile terminal can send connection request to curtain, set up and the communication connection relation between curtain,
So that mobile terminal easily carries out information exchange with curtain, i.e., carrying out pairing by mobile terminal and curtain is connected, and improves
The reliability of information exchange is carried out between mobile terminal and curtain.
Further, as shown in figure 3, being based on above-mentioned camera control method first, second, third or fourth embodiment, carry
The embodiment of camera control method of the present invention 5th is gone out, above-mentioned steps S30 may include in the embodiment：
Step S31, after the curtain completes regulation, the regulation for receiving curtain feedback completes information, according to described
Regulation completion information, the light illumination for reacquiring current photo environment determines exposure parameter, until the exposure parameter is in institute
State when in exposure meter target zone, photographing operation is performed according to the photographing instruction.
In the present embodiment, mobile terminal sends control instruction during control curtain is adjusted in mobile terminal
After the curtain being connected with the mobile terminal under to the photo environment, whether the regulation completion for receiving curtain feedback can be detected
Information.After curtain completes regulation, curtain sends regulation completion information to mobile terminal.Mobile terminal is receiving curtain feedback
Regulation completion information after, reacquire the light illumination of current photo environment, exposure parameter is determined according to light illumination.Work as exposure
When optical parameter is not in the range of the target component of exposure meter, again send control instruction to the photo environment under with the movement
The curtain of terminal connection, to control curtain to adjust opening degree, until reacquiring to exposure ginseng determined by new light illumination
When number is in exposure meter target zone, photographing operation is performed according to photographing instruction.During such that it is able to being taken pictures according to mobile terminal pair
The requirement of bright environment, automatically adjusts the opening or closure of curtain, and indoor shot photoenvironment is improved such that it is able to effective,
Lift effect of taking pictures.
By circulating feedback information between the present embodiment mobile terminal and curtain, by exposure parameter and the target of exposure meter
Parameter area, it would be desirable to illumination variation amount be sent to curtain, curtain is performed to be opened or closed procedure, so as to current light ring
Border is improved, and finally realizes exposure value in the range of the target component of exposure meter, and improve mobile terminal carries out control of taking pictures
Flexibility.
Accordingly, as shown in figure 4, proposing a kind of photographing control device first embodiment of the invention.The embodiment is taken pictures
Control device includes：
Acquisition module 100, for when mobile terminal detects photographing instruction, obtaining the light illumination of photo environment, root
Determine exposure parameter according to the light illumination；
In the present embodiment, the type of mobile terminal can be configured according to actual needs, for example, the mobile terminal may include
The terminal that mobile phone, camera, panel computer etc. can be taken pictures.
After unlatching, whether mobile terminal detecting receives photographing instruction to mobile terminal, is taken pictures when mobile terminal is detected
During instruction, illustrate that now mobile terminal is taken pictures into exposal model.Mobile terminal is called during taking pictures, first and obtained
Modulus block 100 obtains the light illumination of photo environment, according to the mapping relations between light illumination and exposure parameter, determines the bat
According to the corresponding exposure parameter of light illumination of environment.
Exposure parameter includes time for exposure and exposure value etc., and current environment light illumination is corresponding with the time for exposure, and light shines
Degree is lower, and the time for exposure is more long；Light illumination is higher, and the time for exposure is shorter.Mobile terminal is carried out according to the exposure of this time for exposure
Take pictures, the long or too short time for exposure can all have influence on the effect taken pictures.Exposure value is bigger, and the time for exposure is more long；Conversely, exposing
Light value is smaller, and the time for exposure is shorter.
Control module 200, refers to for when the exposure parameter is not in the range of the target component of exposure meter, sending control
The curtain being connected with the mobile terminal to the photo environment is made, to control the curtain regulation opening degree；
In the present embodiment, the photo environment of mobile terminal is previously provided with curtain, and the curtain is provided with signal receiving device
With mechanical rotation device etc., the signal receiving device is used to receive the instruction of mobile terminal transmission, and the mechanical rotation device is used for
The opening degree of curtain is adjusted by motor rotation, the opening degree of curtain is packs up or launch curtain scope.Mobile terminal can
Beforehand through bluetooth, wifi, bt, RF etc., the curtain sets up connection, to receive the instruction of mobile terminal transmission.
Whether mobile terminal judges the exposure parameter in the range of the target component of exposure meter after exposure parameter is obtained.
The target component scope of the exposure meter is the zone of reasonableness of exposure meter parameter value, the zone of reasonableness of exposure meter parameter value refer to
On the basis of original exposure table, the section zone of reasonableness delimited in the middle of exposure meter.When more than the zone of reasonableness, exposure is illustrated
Overlong time is too short, that is, light illumination darker or lighter.Exposure meter parameter value is bigger, and the time for exposure is more long, conversely, exposing
Light table parameter value is smaller, and the time for exposure is shorter.
When the exposure parameter is not in the range of the target component of exposure meter, in order to improve the effect taken pictures, now need
Curtain is adjusted accordingly, to control exposure parameter in the range of the target component of exposure meter.Now control module 200 is sent out
The curtain being connected with the mobile terminal under control instruction to the photo environment is sent, curtain is received by signal receiving device should
Control instruction, and control curtain to adjust opening degree according to the control instruction by mechanical rotation device.
For example, when exposure value beyond exposure meter target component scope the upper limit, illustrate that the time for exposure is more long, when
Preceding photo environment is very dark, it is necessary to increase light illumination, therefore curtain need to be controlled to open.When exposure value is beyond exposure meter
The lower limit of target component scope, illustrates that the time for exposure is shorter, and current photo environment is very bright, it is necessary to reduce light illumination, therefore needs
Control curtain is closed.
When the exposure parameter is in the range of the target component of exposure meter, mobile terminal is normally taken pictures, i.e., taken pictures by original
Flow is performed and taken pictures.
Performing module 300, for after the curtain completes regulation, photographing operation being performed according to the photographing instruction.
The curtain being connected with the mobile terminal under control instruction to the photo environment is sent in mobile terminal, window is controlled
During curtain regulation opening degree, judge whether curtain adjusts completion.When curtain completes to adjust, performing module 300 is according to bat
Photographing operation is performed according to instruction.Specifically, in one embodiment, mobile terminal send control instruction to the photo environment under with
The curtain of the mobile terminal connection, by after Preset Time, illustrating that curtain completes regulation, now performs photographing operation.Another
In one embodiment, mobile terminal is detected after sending the curtain being connected with the mobile terminal under control instruction to the photo environment
Whether the regulation for receiving curtain feedback completes information, when the regulation of curtain feedback completes information, illustrates that curtain completes regulation,
Now perform photographing operation.Realize and determine whether mobile terminal needs by the target component scope of exposure parameter and exposure meter
Change current light environment, when mobile terminal need change current light environment when, it would be desirable to illumination variation amount be sent to window
Curtain, curtain is performed to be opened or closed procedure, so as to change photoenvironment so that target component scope of the exposure parameter in exposure meter
It is interior.
It should be noted that when being connected with multiple curtain foundation in the presence of multiple curtain, and mobile terminal in photo environment,
Mobile terminal can exceed difference, the amplitude of accommodation value of light illumination of the target component scope of the exposure meter according to exposure parameter
The one or more of curtain of selection any etc. specific actual conditions are adjusted.
The embodiment of the present invention obtains the light illumination of photo environment, according to light when mobile terminal detects photographing instruction
Line illumination determines exposure parameter.When the exposure parameter is not in the range of the target component of exposure meter, send control instruction to
The curtain of mobile terminal connection, to control curtain to adjust opening degree；After curtain completes regulation, performed according to photographing instruction and taken pictures
Operation.So that mobile terminal can be required according to the light illumination to photo environment, the regulation opening degree of automatic control curtain, not only
Photo environment can effectively be improved, lifting is taken pictures effect, and improve mobile terminal take pictures control convenience and
Flexibility.
Further, as shown in figure 5, being based on above-mentioned photographing control device first embodiment, it is proposed that the present invention takes pictures control
Device second embodiment processed, above-mentioned control module 200 includes in the embodiment：
Acquiring unit 210, for when the exposure parameter is not in the range of the target component of exposure meter, obtaining the exposure
Difference of the optical parameter beyond the target component scope of the exposure meter；
Determining unit 220, the amplitude of accommodation value of the light illumination for determining the photo environment according to the difference, root
The regulation folding angle value of the curtain is determined according to the smooth amplitude of accommodation value；
Control unit 230, for sending control instruction to the curtain according to the regulation folding angle value of the curtain, to control
The curtain is made to be adjusted according to the regulation folding angle value.
In the present embodiment, mobile terminal control curtain regulation opening degree during, when exposure parameter is not in exposure meter
Target component in the range of when, first by acquiring unit 210 obtain exposure parameter beyond exposure meter target component scope difference
Value, for example, first difference of the exposure parameter beyond the target component range limit of exposure meter is obtained, or acquisition exposure parameter surpasses
Go out the second difference of the target component range lower limit of exposure meter.
Exposure parameter is being obtained after the difference of the target component scope of the exposure meter, determining unit 220 is according to pre-
Difference of the exposure parameter beyond the target component scope of exposure meter, the amplitude of accommodation value with the light illumination of photo environment are first set
Between mapping relations, determine the difference correspondence photo environment light illumination amplitude of accommodation value.Then according to photo environment
Light illumination amplitude of accommodation value and curtain regulation folding angle value between mapping relations, it is determined that with light amplitude of accommodation value pair
The regulation folding angle value of the curtain answered.After the regulation folding angle value for obtaining curtain, control unit 230 is opened according to the regulation of curtain
Right value sends the curtain being connected with mobile terminal under control instruction to photo environment, to control curtain according to regulation folding angle value
It is adjusted.
It should be noted that the use demand in order to meet user, when mobile terminal is according to the light illumination of photo environment
Amplitude of accommodation value determine the regulation folding angle value of curtain after, sent to before curtain by control instruction, first in display screen
Whether output needs to adjust the related prompt message of curtain in curtain, when the determine instruction of user's selection is received, control is referred to
Order is sent to curtain；When receive user selection do not adjust the instruction of curtain when, control instruction is not sent to curtain.It is mobile whole
While whether end output needs to adjust the related prompt message of curtain, the regulation folding angle value of curtain can also be shown, now
The modification instruction that user input can also be received is modified to the regulation folding angle value of curtain.
The present embodiment mobile terminal determines whether mobile terminal needs by the target component scope of exposure parameter and exposure meter
Change current light environment, when mobile terminal need change current light environment when, it would be desirable to illumination variation amount be sent to
Curtain, curtain is performed to be opened or closed procedure, so as to change photoenvironment.By circulating, feedback is final to realize exposure value in exposure
The zone of reasonableness of table, not only improves effect of taking pictures, and improve mobile terminal take pictures control flexibility and can
By property.
Further, based on above-mentioned photographing control device second embodiment, it is proposed that photographing control device of the present invention 3rd
Embodiment, above-mentioned determining unit 220 is additionally operable in the embodiment, the outdoor light luminance of the photo environment is obtained, according to institute
State outdoor light luminance and the difference determine the photo environment light illumination incrementss, according to the light illumination
Mapping relations between the opening value of incrementss and the curtain, determine the opening value of the curtain；Or,
The determining unit 220 is additionally operable to, and the outdoor light luminance of the photo environment is obtained, according to the outdoor light
Brightness and the difference determine the decrement of the light illumination of the photo environment, decrement and institute according to the light illumination
The mapping relations between the right value of curtain are stated, the right value of the curtain is determined.
In the present embodiment, the outdoor of photo environment can show and be provided with light sensor, the setting position of the light sensor
It can be that outside curtain, the light sensor is set up with curtain and is connected to put, or the light sensor is set up with mobile terminal and connected
Connect.Above-mentioned mobile terminal, beyond the difference of the target component scope of exposure meter, determines the light of photo environment according to exposure parameter
The amplitude of accommodation value of illumination, and during determining the regulation folding angle value of curtain according to light amplitude of accommodation value, first determine whether to expose
Optical parameter is above the upper limit or lower limit of the target component scope of exposure meter, when exposure parameter is above the target ginseng of exposure meter
During the upper limit of number scope, illustrate that the time for exposure is more long, current photo environment is very dark, it is necessary to increase light illumination, now determination is single
Unit 220 sends light luminance and obtains request to light sensor, and the outdoor light of photo environment is obtained by the light sensor
Brightness.Then the outdoor light luminance according to photo environment and exposure parameter are above the target component range limit of exposure meter
Difference, determines the incrementss of the light illumination of photo environment.Then the opening value of the incrementss according to light illumination and curtain it
Between mapping relations, determine curtain open opening value.For example, mobile terminal can be set a default opening value, adjust every time
The amplitude of section is adjusted according to the default opening value, when exposure parameter is not also in the range of the target component of exposure meter,
Continuation is adjusted according to the default opening value, until exposure parameter is in the range of the target component of exposure meter.Or, move
Dynamic terminal calculates rational target opening value, the opening value of disposable regulation curtain so that mesh of the exposure parameter in exposure meter
In mark parameter area.
When exposure parameter is above the lower limit of target component scope of exposure meter, illustrate that the time for exposure is shorter, it is current to clap
It is very bright according to environment that now determining unit 220 sends light luminance and obtains request to light sensor, it is necessary to reduce light illumination,
The outdoor light luminance of photo environment is obtained by the light sensor.Then the outdoor light luminance according to photo environment and exposure
Optical parameter is above the difference of the target component range lower limit of exposure meter, determines the decrement of the light illumination of photo environment.So
Mapping relations between decrement rear according to light illumination and the right value of the curtain, determine the right value that curtain is closed.
For example, mobile terminal can be set a default right value, the amplitude of regulation is adjusted according to the default right value every time
Section, when exposure parameter is not also in the range of the target component of exposure meter, continuation is adjusted according to the default right value, until
Exposure parameter is in the range of the target component of exposure meter.Or, mobile terminal calculates the right value of rational target, disposably
Adjust the right value of curtain so that exposure parameter is in the range of the target component of exposure meter.
The present embodiment mobile terminal exceeds the target of exposure meter according to the outdoor light luminance and exposure parameter of photo environment
The difference of parameter area, determines the incrementss or decrement of the light illumination of photo environment, incrementss according to light illumination or
Decrement determines the opening value or right value of curtain, improves accuracy and convenience that mobile terminal is controlled to curtain.
Further, based on above-mentioned photographing control device first embodiment, it is proposed that photographing control device of the present invention 4th
Embodiment, above-mentioned photographing control device also includes in the embodiment：
Module is set up, for sending connection request to the curtain, the curtain is received and is fed back based on the connection request
Confirmation, set up and the communication connection of the curtain according to the confirmation；
The control module 200 is additionally operable to, after the mobile terminal and the curtain are set up and be connected, when the exposure ginseng
When number is not in the range of the target component of exposure meter, send control instruction to the curtain, to control curtain regulation to open
It is right.
In the present embodiment, information exchange is carried out between mobile terminal and curtain for convenience, first in mobile terminal and window
Before curtain carries out information exchange, the controllable mobile terminal of module is set up by radio communication and curtain such as bluetooth, wifi, bt, RF
Carry out pairing connection.For example, setting up the unique mark that module can search for window curtain driving mechanism, or receive unique mark of user input curtain
Know, connection request is sent to curtain according to the unique mark.The confirmation that curtain is based on connection request feedback is received when module is set up
After information, communication connection relation can be set up with curtain, can mutually pass data between mobile terminal and curtain after successful connection.
Alternatively, by taking bluetooth connection as an example, after carrying out pairing successful connection between mobile terminal and curtain, automatic spring
Prompting frame prompts the user whether to remember this bluetooth, if this bluetooth is remembered in user's selection, mobile terminal preserves bluetooth connection letter
Breath.User can preserve the bluetooth connection information according to the demand of oneself selection, reconnect convenient next time；Or selection does not preserve this
Bluetooth connection information, improves Consumer's Experience.When user need not be controlled to the curtain of pairing connection, can be by movement
The button of terminal preset, disconnects and the pairing connection between curtain, prevents user during using mobile terminal, produces not
Necessary operation, and curtain is controlled by mistake.
The present embodiment mobile terminal can send connection request to curtain, set up and the communication connection relation between curtain,
So that mobile terminal easily carries out information exchange with curtain, i.e., carrying out pairing by mobile terminal and curtain is connected, and improves
The reliability of information exchange is carried out between mobile terminal and curtain.
Further, based on above-mentioned photographing control device first, second, third or fourth embodiment, it is proposed that the present invention
The embodiment of photographing control device the 5th, above-mentioned performing module 300 is additionally operable in the embodiment, after the curtain completes regulation,
The regulation for receiving the curtain feedback completes information, according to the regulation completion information, reacquires the light of current photo environment
Line illumination determines exposure parameter, until when the exposure parameter is in the exposure meter target zone, according to the photographing instruction
Perform photographing operation.
In the present embodiment, performing module 300 sends in control module 200 and controls during control curtain is adjusted
After the curtain being connected with the mobile terminal under system instruction to the photo environment, whether the tune for receiving curtain feedback can be detected
Section completion information.After curtain completes regulation, curtain sends regulation completion information to mobile terminal.Performing module 300 is being received
To after the regulation completion information of curtain feedback, the light illumination of current photo environment is reacquired, determined to expose according to light illumination
Optical parameter.When exposure parameter is not in the range of the target component of exposure meter, control instruction to the photo environment is sent again
Under the curtain that is connected with the mobile terminal, to control curtain to adjust opening degree, until reacquiring to new light illumination institute
When the exposure parameter of determination is in exposure meter target zone, photographing operation is performed according to photographing instruction.Such that it is able to according to movement
To the requirement of bright environment when terminal is taken pictures, the opening or closure of curtain are automatically adjusted, improve indoor such that it is able to effective
Photoenvironment is shot, effect of taking pictures is lifted.
By circulating feedback information between the present embodiment mobile terminal and curtain, by exposure parameter and the target of exposure meter
Parameter area, it would be desirable to illumination variation amount be sent to curtain, curtain is performed to be opened or closed procedure, so as to current light ring
Border is improved, and finally realizes exposure value in the range of the target component of exposure meter, and improve mobile terminal carries out control of taking pictures
Flexibility.
The preferred embodiments of the present invention are these are only, the scope of the claims of the invention is not thereby limited, it is every to utilize this hair
Equivalent structure or equivalent flow conversion that bright specification and accompanying drawing content are made, or directly or indirectly it is used in other related skills
Art field, is included within the scope of the present invention.
Claims (10)
1. a kind of camera control method, it is characterised in that the camera control method is comprised the following steps：
When mobile terminal detects photographing instruction, the light illumination of photo environment is obtained, determined to expose according to the light illumination
Optical parameter；
When the exposure parameter is not in the range of the target component of exposure meter, send control instruction to the photo environment under with
The curtain of the mobile terminal connection, to control the curtain regulation opening degree；
After the curtain completes regulation, photographing operation is performed according to the photographing instruction.
2. camera control method as claimed in claim 1, it is characterised in that described when the exposure parameter is not in exposure meter
When in the range of target component, the curtain being connected with the mobile terminal under control instruction to the photo environment is sent, to control
The curtain regulation opening degree includes：
When the exposure parameter is not in the range of the target component of exposure meter, obtains the exposure parameter and exceed the exposure meter
Target component scope difference；
The amplitude of accommodation value of the light illumination of the photo environment is determined according to the difference, it is true according to the smooth amplitude of accommodation value
The regulation folding angle value of the fixed curtain；
Regulation folding angle value according to the curtain sends control instruction to the curtain, to control the curtain according to the tune
Section folding angle value is adjusted.
3. camera control method as claimed in claim 2, it is characterised in that the ring of being taken pictures according to the difference determines
The amplitude of accommodation value of the light illumination in border, the regulation folding angle value for determining the curtain according to the smooth amplitude of accommodation value includes：
The outdoor light luminance of the photo environment is obtained, is taken pictures according to the outdoor light luminance and the difference determine
The incrementss of the light illumination of environment, the incrementss according to the light illumination and the mapping between the opening value of the curtain are closed
System, determines the opening value of the curtain；Or,
The outdoor light luminance of the photo environment is obtained, is taken pictures according to the outdoor light luminance and the difference determine
The decrement of the light illumination of environment, the decrement according to the light illumination and the mapping between the right value of the curtain are closed
System, determines the right value of the curtain.
4. camera control method as claimed in claim 1, it is characterised in that described when the exposure parameter is not in exposure meter
When in the range of target component, the curtain being connected with the mobile terminal under control instruction to the photo environment is sent, to control
Include before the curtain regulation opening degree：
Connection request is sent to the curtain, the confirmation that the curtain is based on connection request feedback is received, according to institute
State the communication connection of confirmation foundation and the curtain；
It is described when the exposure parameter is not in the range of the target component of exposure meter, send control instruction to the photo environment
Under the curtain that is connected with the mobile terminal, include the step of to control the curtain regulation opening degree：
After the mobile terminal and the curtain are set up and be connected, when the exposure parameter is not in the target component scope of exposure meter
When interior, send control instruction to the curtain, to control curtain regulation opening degree.
5. the camera control method as any one of claim 1-4, it is characterised in that described to complete to adjust in the curtain
After section, performing photographing operation according to the photographing instruction includes：
After the curtain completes regulation, the regulation for receiving the curtain feedback completes information, according to the regulation completion information,
The light illumination for reacquiring current photo environment determines exposure parameter, until the exposure parameter is in the exposure meter target model
When enclosing interior, photographing operation is performed according to the photographing instruction.
6. a kind of photographing control device, it is characterised in that the photographing control device includes：
Acquisition module, for when mobile terminal detects photographing instruction, the light illumination of photo environment being obtained, according to the light
Line illumination determines exposure parameter；
Control module, for when the exposure parameter is not in the range of the target component of exposure meter, sending control instruction to institute
The curtain being connected with the mobile terminal under photo environment is stated, to control the curtain regulation opening degree；
Performing module, for after the curtain completes regulation, photographing operation being performed according to the photographing instruction.
7. photographing control device as claimed in claim 6, it is characterised in that the control module includes：
Acquiring unit, for when the exposure parameter is not in the range of the target component of exposure meter, obtaining the exposure parameter
Beyond the difference of the target component scope of the exposure meter；
Determining unit, the amplitude of accommodation value of the light illumination for determining the photo environment according to the difference, according to described
Light amplitude of accommodation value determines the regulation folding angle value of the curtain；
Control unit, it is described to control for sending control instruction to the curtain according to the regulation folding angle value of the curtain
Curtain is adjusted according to the regulation folding angle value.
8. photographing control device as claimed in claim 7, it is characterised in that the determining unit is additionally operable to, obtains the bat
According to the outdoor light luminance of environment, the light illumination of the photo environment is determined according to the outdoor light luminance and the difference
Incrementss, the incrementss according to the light illumination and the mapping relations between the opening value of the curtain determine the window
The opening value of curtain；Or,
The determining unit is additionally operable to, and obtains the outdoor light luminance of the photo environment, according to the outdoor light luminance and
The difference determines the decrement of the light illumination of the photo environment, the decrement according to the light illumination and the curtain
Right value between mapping relations, determine the right value of the curtain.
9. photographing control device as claimed in claim 6, it is characterised in that the photographing control device also includes：
Module is set up, for sending connection request to the curtain, the curtain is received and is based on connection request feedback really
Recognize information, the communication connection with the curtain is set up according to the confirmation；
The control module is additionally operable to, after the mobile terminal and the curtain are set up and be connected, when the exposure parameter does not exist
When in the range of the target component of exposure meter, send control instruction to the curtain, to control curtain regulation opening degree.
10. the photographing control device as any one of claim 6-9, it is characterised in that the performing module is additionally operable to,
After curtain completion regulation, the regulation for receiving the curtain feedback completes information, adjusts completion information according to described, again
The light illumination for obtaining current photo environment determines exposure parameter, until the exposure parameter is in the exposure meter target zone
When, photographing operation is performed according to the photographing instruction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611271112.6A CN106713779A (en) | 2016-12-30 | 2016-12-30 | Photographing control method and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611271112.6A CN106713779A (en) | 2016-12-30 | 2016-12-30 | Photographing control method and device |
Publications (1)
| Publication Number | Publication Date |
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| CN106713779A true CN106713779A (en) | 2017-05-24 |
Family
ID=58903979
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611271112.6A Withdrawn CN106713779A (en) | 2016-12-30 | 2016-12-30 | Photographing control method and device |
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| CN (1) | CN106713779A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111099525A (en) * | 2019-12-25 | 2020-05-05 | 苏州罗伯特木牛流马物流技术有限公司 | Double portal AGV |
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| EP0996284A1 (en) * | 1998-10-23 | 2000-04-26 | Datalogic S.P.A. | Process for regulating the exposure time of a light sensor |
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Application publication date: 20170524 |