CN106161916A - A kind of image-pickup method and electronic equipment - Google Patents
A kind of image-pickup method and electronic equipment Download PDFInfo
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Abstract
The invention discloses a kind of image-pickup method and electronic equipment, there is ageing poor problem for solving electronic equipment in prior art when gathering image.The method is applied to have the first image acquisition units and the electronic equipment of the second image acquisition units, including: utilize described first image acquisition units to carry out real time image collection, it is thus achieved that the first image；Judge whether described first image meets pre-conditioned；If meeting, then control described second image acquisition units and obtain the second image.
Description
Technical field
The present invention relates to electronic technology field, particularly to a kind of image-pickup method and electronic equipment.
Background technology
At present, a lot of electronic equipments all have image collecting function, and user can be by electronic equipment shooting figure
Picture and video, offer convenience to the daily productive life of user.
But, in prior art, when electronic equipment is in the lock state, if it is desired that carry out with electronic equipment
Image acquisition, then need first to be unlocked operation, then open camera application program, find a view and take pictures.But,
The picture that user is to be gathered may be transient, after user unlocks, opens camera, and picture to be collected
May not exist.
Therefore, in prior art, there is ageing poor problem when gathering image in electronic equipment.
Summary of the invention
The application provides a kind of image-pickup method and electronic equipment, is used for solving electronic equipment in prior art
Ageing poor problem is there is when gathering image.
On the one hand the embodiment of the present application provides a kind of image-pickup method, is applied to have the first image acquisition
Unit and the electronic equipment of the second image acquisition units, described method includes: utilize described first image acquisition
Unit carries out real time image collection, it is thus achieved that the first image；Judge whether described first image meets pre-conditioned；
If meeting, then control described second image acquisition units and obtain the second image.
Optionally, described judge whether described first image meets pre-conditioned, particularly as follows: utilize described electricity
It is described pre-conditioned that the coprocessor of subset judges whether described first image meets.
Optionally, described judge whether described first image meets pre-conditioned, including: from described first figure
Determine human face region in Xiang, and judge the direction of facial image and the side of described first image in human face region
Whether preset relation is met, if meeting, it is determined that described first image meets described pre-conditioned between to.
Optionally, in described judgement human face region between direction and the direction of described first image of facial image
Relation whether meet preset relation, comprise determining that out the direction of described facial image, described facial image
Direction be in described facial image by face lower area towards the direction of face upper area；Judge described
Whether the direction of facial image is towards the long side of described first image；If the direction of described facial image towards
The long side of described first image, it is determined that the direction of described facial image accords with the direction of described first image
Close described preset relation.
Optionally, in described judgement human face region between direction and the direction of described first image of facial image
Relation whether meet preset relation, comprise determining that the perpendicular bisector of the first side of described first image is institute
Stating the reference direction of the first image, described first side is the of the daylighting district of described first image acquisition units
Image formed by the light that one lateral region is gathered, described first lateral region is that described daylighting district is near described
The left-hand end of electronic equipment or the lateral region of right-hand end；Determine the direction of described facial image, described people
The direction of face image be in described facial image by face lower area towards the direction of face upper area；Sentence
Whether the direction of disconnected described facial image and the angle of the reference direction of described first image be less than or equal to setting
Threshold value；If described angle is less than described setting threshold value, it is determined that the direction of described facial image and described first
The direction of image meets described preset relation.
Optionally, described first image acquisition units is consistent with the collection direction of described second collecting unit, institute
State and judge whether described first image meets pre-conditioned, including: from described first image, determine face
Region；Judge whether the area of described human face region reaches threshold value, if reaching, it is determined that described first image
Meet described pre-conditioned；Or judge whether the change of the area of described human face region meets to impose a condition,
If meeting, it is determined that described first image meets described pre-conditioned.
Optionally, if described satisfied, then control after described second image acquisition units obtains the second image,
Described method also includes: described electronic equipment preserves described second image.
Optionally, described utilize described second image acquisition units to obtain the second image before, also include:
When described electronic equipment is in operation lock-out state, however, it is determined that described first image meets described pre-conditioned,
Then judge whether the facial image in described first image matches with default facial image；If described first figure
Facial image in Xiang matches with described default facial image, then be set to described electronic equipment unlock shape
State, and perform the step utilizing described second image acquisition units to obtain the second image.
Optionally, the power consumption of described first image acquisition units is less than the merit of described second image acquisition units
Consumption；And/or the resolution of described first image acquisition units is less than the resolution of described second image acquisition units
Rate.
On the other hand, the embodiment of the present invention provides a kind of electronic equipment, including: the first image acquisition units,
For carrying out real time image collection, it is thus achieved that the first image；Second image acquisition units, for obtaining the second figure
Picture；Processing unit, is used for judging whether described first image meets pre-conditioned, and at described first image
Meet described pre-conditioned time, indicate described second image acquisition units obtain described second image.
Optionally, described processing unit is sensing controler.
Optionally, described processing unit specifically for: from described first image, determine human face region, and
Judge whether to meet between the direction of facial image in human face region and the direction of described first image and preset pass
System, and meet described preset relation in the direction in the direction Yu described first image of judging described facial image
Time, determine that described first image meets described pre-conditioned.
Optionally, described processing unit specifically for: determine the direction of described facial image, described face
The direction of image be in described facial image by face lower area towards the direction of face upper area；And
Judge that the direction of described facial image is whether towards the long side of described first image；And judging described people
When the direction of face image is towards the long side of described first image, determine that the direction of described facial image is with described
The direction of the first image meets described preset relation.
Optionally, described processing unit specifically for: determine the perpendicular bisector of the first side of described first image
For the reference direction of described first image, described first side is the daylighting district of described first image acquisition units
The light that gathered of the first lateral region formed by image, described first lateral region is that described daylighting district is close
The left-hand end of described electronic equipment or the lateral region of right-hand end；And determine the side of described facial image
To, the direction of described facial image be in described facial image by face lower area towards face upper area
Direction；And whether judge the angle of the direction of described facial image and the reference direction of described first image
Less than or equal to setting threshold value, described setting threshold value is less than 45 degree；And judging that described angle is less than described
When setting threshold value, determine that the direction of described facial image and the direction of described first image meet described default pass
System.
Optionally, described processing unit specifically for: from described first image, determine human face region；With
And judge whether the area of described human face region reaches threshold value, and reach at the area judging described human face region
During to described threshold value, determine that described first image meets described pre-conditioned；Or, it is judged that described face district
Whether the change of the area in territory meets imposes a condition, and at the change symbol of the area judging described human face region
When imposing a condition described in conjunction, determine that described first image meets described pre-conditioned.
Optionally, described processing unit specifically for: described second image acquisition units obtain described second
After image, control described electronic equipment and preserve described second image.
Optionally, described processing unit be used for utilizing described second image acquisition units obtain the second image it
Before, it is additionally operable to: when described electronic equipment is in operation lock-out state, however, it is determined that described first image meets
Described pre-conditioned, then judge that whether with default facial image mutually the facial image in described first image
Join；And the facial image in judging described first image and described default facial image are when matching,
Described electronic equipment is set to released state.
Optionally, the power consumption of described first image acquisition units is less than the merit of described second image acquisition units
Consumption；And/or the resolution of described first image acquisition units is less than the resolution of described second image acquisition units
Rate.
The one or more technical schemes provided in the embodiment of the present application, at least have the following technical effect that or excellent
Point:
In the embodiment of the present invention, electronic equipment utilizes the first image acquisition units to carry out real time image collection, and
When the image of the first image acquisition units collection meets pre-conditioned, trigger the second image acquisition units collection
Second image.Owing to the first image acquisition units is when electronic equipment is in the lock state, still may proceed to work
Making, therefore, the electronic equipment under lock-out state is when the first image meets pre-conditioned, by OnNow the
Two image acquisition units, and gather the second image, the ageing enhancing of image acquisition.
Accompanying drawing explanation
For the technical scheme being illustrated more clearly that in the embodiment of the present application, institute in embodiment being described below
The accompanying drawing used is needed to briefly introduce, it should be apparent that, the accompanying drawing in describing below is only the application's
Some embodiments, from the point of view of those of ordinary skill in the art, in the premise not paying creative work
Under, it is also possible to other accompanying drawing is obtained according to these accompanying drawings.
Fig. 1 is the schematic flow sheet of image-pickup method in the embodiment of the present application；
Fig. 2 is the structural schematic block diagram of electronic equipment in the embodiment of the present invention；
Fig. 3 is the schematic diagram of the reference direction of the first image in the embodiment of the present invention；
Fig. 4 is the structural schematic block diagram of electronic equipment 200 in the embodiment of the present invention.
Detailed description of the invention
There is ageing poor problem when gathering image for electronic equipment in prior art, the present invention is real
Execute example and a kind of image-pickup method is provided, comprise the steps: that electronic equipment utilizes the first image acquisition units
Carry out real time image collection, it is thus achieved that the first image；And it is pre-conditioned to judge whether the first image meets；?
When whether one image meets pre-conditioned, electronic equipment utilizes the second image acquisition units to obtain the second image.
In technique scheme, electronic equipment utilizes the first image acquisition units to carry out real time image collection, and
When the image of the first image acquisition units collection meets pre-conditioned, trigger the second image acquisition units collection
Second image.Owing to the first image acquisition units is when electronic equipment is in the lock state, still may proceed to work
Making, therefore, the electronic equipment under lock-out state is when the first image meets pre-conditioned, by OnNow the
Two image acquisition units, and gather the second image, the ageing enhancing of image acquisition.
Below by accompanying drawing and specific embodiment, technical scheme is described in detail, it should be understood that
Specific features in the embodiment of the present application and embodiment is the detailed description to technical scheme, and
It not the restriction to technical scheme, in the case of not conflicting, the embodiment of the present application and embodiment
In technical characteristic can be mutually combined.
With reference to Fig. 1, for the schematic flow sheet of the image-pickup method that the embodiment of the present invention provides, this flow process bag
Include following steps:
Step 101: utilize the first image acquisition units to carry out real time image collection, it is thus achieved that the first image；
Step 102: judge whether the first image meets pre-conditioned；
Step 103: if the first image meets pre-conditioned, then control the second image acquisition units and obtain the
Two images.
Concrete, method that the embodiment of the present invention provides is by having the first image acquisition units and the second image is adopted
The electronic equipment of collection unit performs, and wherein, electronic equipment can be smart mobile phone, intelligent watch, flat board electricity
Brain, intelligent glasses, etc..In practical situation, the second image acquisition units and the first image acquisition units phase
Ratio, resolution may be higher, and the picture quality of the image of collection is higher.
In step 101, electronic equipment utilizes the first image acquisition units to carry out real time image collection, including electricity
Subset is in the lock state, so-called lock-out state, refer to electronic equipment for prevent in the dormant state by
Maloperation, the locking pin mode of operation to electronic equipment, by solving latching operation, electronic equipment can be released
Lock-out state.
In the embodiment of the present invention, when electronic equipment is in the lock state, the first image acquisition units may proceed to work
Make, carry out real time image collection, the first image acquisition units is gathered by embodiment of the present invention herein below
Image is referred to as the first image.Wherein, the first image can be continuous print video streaming image, it is also possible to be several
Discrete picture frame, such as, the situation of a first image acquisition units collection per second two field picture.
In practical situation, the power consumption of the first image acquisition units can be the least, therefore, even if by the first figure
As unit carries out real time image collection, the power consumption of corresponding electronic equipment will not have a great impact.
In step 102, electronic equipment judges whether the first image of the first image acquisition units collection meets pre-
If condition, successively as the foundation triggering the second image acquisition units collection image.When the first image meets pre-
If condition, then performing step 103, the second image acquisition units controlling electronic equipment gathers the second image.
If the first image does not meets pre-conditioned, then the first image continues to gather image, updates the first image.
When being embodied as, electronic equipment can carry out step 102 for each two field picture of the first image acquisition
In judgement flow process, it is also possible to be that selected part frame enters from the first image of the first image acquisition units collection
Judgement flow process in row step 102.Such as, electronic equipment chooses the first image acquisition for each 1.5 seconds
A new two field picture performs the judgement flow process of step 102.
In the embodiment of the present invention, the first image meets pre-conditioned, includes but not limited to scenario described below: first
Image comprises the face-image of people, or the first image can reflect that electronic equipment is in specific space bit
Configuration state (the such as first image shows when electronic equipment is horizontal), or the first image can show that electronics sets
For being in specific relative position relation with user, (the such as first image shows that electronic equipment is in the distance of user
The nearest), etc..
In step 103, when determining that the first image meets pre-conditioned, electronic equipment controls the second image and adopts
Collection unit gathers the second image.When being embodied as, including following several situations: one, electronic equipment starts
Second image acquisition units, and gather a frame or multiple image immediately；Its two, electronic equipment starts immediately
Two image acquisition units, enter the image acquisition interface of the second image acquisition units, then wait that user is manual
Start enabling key (can be the virtual key on display interface, it is also possible to be physical entity key), carry out the
The collection of two images；Its three, when electronic equipment is in the lock state, electronic equipment unlocks and starts the second figure
As collecting unit carries out the collection of the second image.
In embodiment of the present invention technique scheme, electronic equipment utilizes the first image acquisition units to carry out in real time
Image acquisition, and when the image of the first image acquisition units collection meets pre-conditioned, trigger the second image
Collecting unit gathers the second image.Owing to the first image acquisition units is when electronic equipment is in the lock state,
Still may proceed to work, therefore, the electronic equipment under lock-out state when the first image meets pre-conditioned,
By OnNow the second image acquisition units, and gather the second image, the ageing enhancing of image acquisition.
Optionally, the power consumption of the first image acquisition units is less than the power consumption of the second image acquisition units；And/or the
The resolution of one image acquisition units is less than the resolution of the second image acquisition units.
Concrete, the power consumption of the first image acquisition units is less than the second image acquisition units, in practical situation,
The power consumption of the first image acquisition units can be much smaller than the power consumption of the second image acquisition units, therefore, even if
When electronic equipment is in the lock state, the first image acquisition units works on, the power consumption shadow to electronic equipment
Ring the least.
It addition, the resolution of the second image acquisition units is more than the resolution of the first image acquisition units, second
The picture quality of the second image of image acquisition units collection is better than first that the first image acquisition units gathers
Image.Therefore, when determining that the first image meets pre-conditioned it can be understood as user is by changing electronics
The spatiality of equipment, or position, or the acquisition target of the first image acquisition units, trigger electronics
The image that equipment utilization the second image acquisition units collection image quality is higher.
" A and/or B " in the embodiment of the present invention can be following three kinds of situations: individually A, independent B,
A and B.
Optionally, step 102: judge whether the first image meets pre-conditioned, particularly as follows: utilize electronics
It is pre-conditioned that the coprocessor of equipment judges whether the first image meets.
Concrete, with reference to Fig. 2, for the structural schematic block diagram of electronic equipment in the embodiment of the present invention, wherein,
Coprocessor gathers the first image for controlling the first image acquisition units, and is analyzed the first image,
Judge whether the first image meets pre-conditioned, if coprocessor judges that the first image meets default bar
Part, then coprocessor indicates the primary processor of electronic equipment to control the second image acquisition units and gathers the second figure
Picture.
If primary processor is in a dormant state, then coprocessor can first wake up primary processor up, such as,
Electronic equipment is in the lock state, and during primary processor dormancy, coprocessor is to determine that the first image meets default
After condition, first send activation signal to primary processor, make primary processor switch to duty from sleep state,
And indicate primary processor to control second image acquisition the second image.
If it addition, primary processor is in a dormant state, coprocessor is determining that the first image meets default bar
After part, it is also possible to directly send the instruction gathering the second image to the second electronic equipment, and need not first wake up master up
Processor (in this implementation, coprocessor and the electrical connection of the second image acquisition units, it is possible to control
Make the second image acquisition units).The embodiment of the present invention is intended to protect above-mentioned several technical schemes.
Preferably, in the embodiment of the present invention, coprocessor is specifically as follows sensing controler.
Owing to the power consumption of coprocessor is less, therefore, even if continue logical when electronic equipment is in sleep state
Cross coprocessor the first image is judged, the power consumption of electronic equipment is affected the least.
Optionally, in the relatively good implementation 1 of the embodiment of the present invention, step 102: judge the first image
Whether meet pre-conditioned, including: from the first image, determine human face region, and judge in human face region
Whether preset relation is met, if meeting between direction and the direction of the first image of facial image, it is determined that the
One image meets pre-conditioned.
Concrete, the locus state of electronic equipment can be parsed by the first image, therefore, when the
When one image meets pre-conditioned, it may be determined that the locus state of electronic equipment is adopted for triggering the second image
Collection unit gathers the locus state of image, and therefore, user can be by changing the space bit of electronic equipment
Configuration state triggers the second image acquisition units and gathers image.
In the embodiment of the present invention, when the first image comprises facial image, can be true by image analysis technology
Making the direction of facial image, wherein, the direction of facial image can be the direction of face axis, example
As, the line direction between center and the eyes line midpoint of mouth.
Owing to user's body is with respect to the horizontal plane vertical under normal circumstances, therefore, face in the first image
The direction of image and the relativeness in the direction of the first image can reflect that the first electronic equipment is vertical gripping
, or laterally grip.Wherein, the direction of the first image refers to the image sensing cell of the first image
The become image-side of A end point to the direction of the become image-side of B end of image sensing cell, A end and B end
Relatively.During for example, it is possible to definition electronic equipment vertically grips, on the viewfinder window of the first image acquisition units
The light that side enters incides the A end of image sensing cell, and the light entered on the downside of viewfinder window incides image
The B end of sensing unit.Therefore, the direction phase that the direction of the first image is vertical with horizontal plane with real world
Corresponding.Therefore, if the direction of facial image is consistent with the direction of the first image in the first image, the most permissible
Determine that electronic equipment is vertically to grip, and if the side of the direction of facial image and the first image in the first image
To vertical or near normal, then may determine that electronic equipment is laterally to grip.
Therefore, by judging whether accord with between the direction of facial image in human face region and the direction of the first image
Close preset relation, i.e. can determine that whether electronic equipment is in default locus state, if it is, table
Bright user needs to utilize the second image acquisition units to carry out image acquisition.
In the embodiment of the present invention, do not limit the default pass between the direction of facial image and the direction of the first image
The concrete form of system.If the A end that the direction of the first image is aforementioned image sensing cell is become image-side to refer to
To the direction of the become image-side of B end of image sensing cell, then preset relation can be the direction of facial image
Or angle parallel with the direction of the first image is less than setting value (this setting value is less than 45 degree), corresponding electronics
The situation that equipment vertically grips.Preset relation can also be that the direction of facial image is put down with the direction of the first image
Row or angle are laterally held more than the second setting value (this second setting value is more than 45 degree), corresponding electronic equipment
The situation held.
In technique scheme, user can change the grip state (horizontal or vertical) of electronic equipment,
Just can trigger second electronic equipment gather image, simple to operate, ageing by force.
Optionally, in the relatively good implementation 2 of the embodiment of the present invention, it is judged that facial image in human face region
Direction and the direction of the first image between relation whether meet preset relation, can include when being embodied as
Following steps: determine the direction of facial image, the direction of facial image is by face bottom in facial image
Region is towards the direction of face upper area；Judge that the direction of facial image is whether towards the long side of the first image
Limit；If the direction of facial image is towards the long side of the first image, it is determined that the direction of facial image and first
The direction of image meets preset relation.
Concrete, when electronic equipment has long side end and short side end, the first image acquisition units gathers
The long side of the first image is corresponding with the long side end of electronic equipment, and the short side of the first image sets with electronics
Standby short side end is corresponding, therefore, when the direction of facial image is towards the long side of the first image, and table
It is bright that when gathering this first image, two long sides of electronic equipment are the two ends up and down relative to ground, and
Two short sides of electronic equipment are that two ends, left and right, i.e. electronic equipment are in horizontal grip state.This is the most real
Execute in mode, when determining that electronic equipment is in horizontal grip state, trigger the second electronic equipment and gather image.
In technique scheme, it is possible to according to judging the direction of facial image and the first image in the first image
Position relationship between direction judges whether electronic equipment is in horizontal grip state, and is determining at electronic equipment
When horizontal grip state, trigger second electronic equipment gather image, simple to operate, ageing by force.
Optionally, in the relatively good implementation 3 of the embodiment of the present invention, it is judged that facial image in human face region
Direction and the direction of the first image between relation whether meet preset relation, include the steps of determining that
The perpendicular bisector of the first side of the first image is the reference direction of the first image, and first side is that the first image is adopted
Image formed by the light that first lateral region in the daylighting district of collection unit is gathered, the first lateral region is daylighting
District's left-hand end near electronic equipment or the lateral region of right-hand end；Determine the direction of facial image, face
The direction of image be in facial image by face lower area towards the direction of face upper area；Judge face
Whether the direction of image is less than or equal to set threshold value with the angle of the reference direction of the first image；If angle is less than
Set threshold value, it is determined that the direction of facial image meets preset relation with the direction of the first image.
Concrete, with reference to Fig. 3, first lateral region in daylighting district is the left side near electronic equipment, the daylighting district
Hold or the lateral region of right-hand end, formed by the light that in the first image, first lateral region in daylighting district is gathered
Image is positioned at (or close) first side, and the reference direction defining the first image is to hang down in first side
The direction of line.And the direction of facial image be in facial image by face lower area towards face upper area
Direction.
When electronic equipment laterally grips, the direction of facial image is consistent with the reference orientation of the first image.
But, in practical situation, when user laterally grips electronic equipment collection image, the left/right side of electronic equipment
It is not likely to be and is completely parallel to horizontal plane, therefore, when direction and the reference direction of the first image of facial image
Between angle sufficiently small time, equally determine that electronic equipment is in horizontal grip state.The embodiment of the present invention
In, when the direction of facial image is less than or equal to set threshold value with the angle of the reference direction of the first image, really
Determine electronic equipment and be in horizontal grip state, and will determine that electronic equipment is in horizontal grip state as touching
Send out the second image acquisition units and carry out the trigger condition of image acquisition.
In technique scheme, it is determined by the folder in the direction of facial image and the reference direction of the first image
Angle, and then determine whether electronic equipment is in horizontal grip state, and laterally hold determining that electronic equipment is in
When holding state, trigger the second image acquisition units and carry out the collection of the second image, simple to operate, ageing by force.
Optionally, in embodiment of the present invention relatively good implementation 3, set threshold value as the value less than 45 degree,
And then when ensureing the direction of the facial image angle with the reference direction of the first image less than or equal to setting threshold value,
Electronic equipment is the state being in laterally gripping, it is ensured that the reliability of handling process.
Optionally, the embodiment of the present invention relatively good implementation 1, relatively good implementation 2, preferably realize
In mode 3, the first image acquisition units is in opposite direction with the collection of the second image acquisition units.
Such as, the first image acquisition units is positioned at the front at the display screen place of electronic equipment, and it gathers direction
Outside for vertical front side, and the second image acquisition units is positioned at the back side of electronic equipment, it gathers direction is vertical
The back side of straight electronic equipment is outwardly.When electronic equipment is in sleep state or lock-out state, it is positioned at electronics and sets
First image acquisition units in standby front works on, and gathers the first image.If it is the most right that user needs to shoot
The image of oneself, acquisition target only need to just treated in the back side of electronic equipment by user, and now, the first image is adopted
Collect the unit face just to user, the first image comprising user's face image can be got.Might as well set tactile
Sending out the second image acquisition units and gathering the trigger condition of the second image is that electronic equipment is in horizontal grip state,
Therefore, user has only to laterally grip electronic equipment, and coprocessor is capable of determining that the first image of collection
The direction of direction and the first image meets preset relation, and (concrete mode sees aforementioned relatively good implementation 1, relatively
Good implementation 2, relatively good implementation 3), show that electronic equipment is in horizontal grip state, then association processes
Device (includes controlling the second figure by instruction primary processor by indicating the second image acquisition units to gather the second image
As the mode of collecting unit), the second image acquisition units by gather user just to object to be collected.
By the image acquisition direction of the first image acquisition units with the second image acquisition units is set to phase
Anti-direction, facilitates user's Quick Acquisition scenery just to oneself.
Optionally, in the relatively good implementation 4 of the embodiment of the present invention, the first image acquisition units and second
The collection direction of collecting unit is consistent, step 102: judge whether the first image meets pre-conditioned, specifically
Embodiment includes:
Human face region is determined from the first image；Judge whether the area of human face region reaches threshold value, if reaching
Arrive, it is determined that the first image meets pre-conditioned.
Concrete, owing in image, the area of human face region can reflect the user and electronics that human face region is corresponding
The distance of equipment, when user is nearer with electronic equipment, the image area of human face region is bigger；Otherwise, when
User and electronic equipment farther out time, the image area of human face region is less.
In the embodiment of the present invention, when the area judging human face region reaches threshold value, determine user and electronics
Equipment is enough near, is in preferable image capture position, triggers the second image acquisition units and gather the second image,
In the second image obtained, the image of user is clear, and details is enriched.
It addition, in the embodiment of the present invention, the area of human face region reaches threshold value, can be the exhausted of human face region
Area is reached area threshold, it is also possible to be that human face region image accounting in the first image reaches ratio threshold
Value, not limits in the embodiment of the present invention.
Optionally, in the relatively good implementation 5 of the embodiment of the present invention, the first image acquisition units and second
The collection direction of collecting unit is consistent, step 102: judge whether the first image meets pre-conditioned, specifically
Embodiment includes:
Human face region is determined from the first image；Judge whether the change of the area of human face region meets setting
Condition, if meeting, it is determined that the first image meets pre-conditioned.
Concrete, when the area of human face region is more and more less, it may be determined that user and the distance of electronic equipment
More and more remote；Otherwise, when the area of human face region is increasing, it may be determined that user and electronic equipment
Distance is more and more nearer.In the embodiment of the present invention, can be by fixed for imposing a condition of the change of the area of human face region
Justice is that the area of human face region is more and more less, i.e. when the distance of user and electronic equipment becomes remote, gathers the
Two images, it is possible to that avoids that user and electronic equipment the most closely cause is image blurring unclear.Alternatively, it is also possible to will
The area that the imposing a condition of the change of the area of human face region is defined as human face region is increasing, i.e. with
When family becomes near with the distance of electronic equipment, gather the second image, in this case due to user in the second figure line
Face-image area is big, thus details is enriched.
Optionally, in the relatively good implementation 4 and relatively good implementation 5 of the embodiment of the present invention, the first figure
As the collection direction of collecting unit and the second image acquisition units can be identical.
For example, it is possible to the first image acquisition units and the second image acquisition units are arranged at electronic equipment
The front at display screen place, the direction that gathers of the two is just facing outwardly of Vertical electron equipment.Set at electronics
For when being in sleep state or lock-out state, if user needs to autodyne, only need to be by the front of electronic equipment
The just face to oneself so that the first image acquisition units enough closely (preferably realizes with the face's distance of oneself
Mode 4), or make the first image acquisition units change and the variation tendency phase preset with the distance of oneself face
Meeting (relatively good implementation 5), the first image of the first image acquisition units collection can reflect above-mentioned spy
Levy, determine that the first image meets pre-conditioned, trigger the second image acquisition units and gather the second image, and
The collection direction of two image acquisition units is consistent with the collection direction of the first image acquisition units, therefore, and second
Image acquisition units can gather the image comprising user face, and the facial detail of user in the second image equally
More horn of plenty, picture quality is higher.
By the image acquisition direction of the first image acquisition units with the second image acquisition units is set to phase
Same direction, facilitates user quickly to autodyne.
Optionally, in the relatively good implementation 4 and relatively good implementation 5 of the embodiment of the present invention, performing
Step 103, after the second image acquisition units obtains the second image, the embodiment of the present invention also includes: electronics
Equipment preserves the second image that the second image acquisition units gathers.
Concrete, in practical situation, can grip user and (include the side using self-shooting bar etc. indirectly to grip
Formula) arm of electronic equipment being when slowly lifting and be stretched over to a certain degree, triggers release the second image acquisition list
The shutter of unit, gathers the second image and preserves the second image.
In the embodiment of the present invention, by first image acquisition units Real-time Collection the first image, by the first figure
The change of the human face region image in Xiang may determine that whether the arm of user lifts and be stretched over to a certain degree,
That is whether the distance of the first image acquisition units of electronic equipment and user reaches distance threshold.Such as,
In one image, the area of human face region image is relevant with the distance of user to electronic equipment, therefore, when face district
The when that the area (or human face region area accounts for the ratio of the first image) in territory reaching setting value, can be true
The distance determining electronic equipment and user reaches certain length, shows the stretching hand with arm of user to a certain extent.Separately
Outward, it is also possible to judged by the variation tendency of human face region area in the first image whether the arm of user is stretched
Exhibition, to certain length, when the area of human face region tapers in the first image, shows electronic equipment and use
The distance at family is more and more remote, then, when the area of human face region keeps constant, or the speed that area diminishes
During less than certain threshold value, show that the arm of user has been stretched over to a certain degree.
In technique scheme, it may be determined that whether the arm of user is stretched over to a certain degree, and determining it
After, discharge the shutter of the second image acquisition units, gather the second image, and preserve the second image, improve
Gather the ageing of image.
Optionally, in the embodiment of the present invention, before utilizing the second image acquisition units to obtain the second image,
Also comprise the steps:
When electronic equipment is in operation lock-out state, however, it is determined that the first image meets pre-conditioned, then judge
Whether the facial image in the first image matches with default facial image；
If the facial image in the first image matches with default facial image, then it is set to electronic equipment solve
Lock status, and perform the step utilizing the second image acquisition units to obtain the second image.
Concrete, when electronic equipment is in the lock state, pre-conditioned determining that the first image meets, determine
When the locus state of electronic equipment meets pre-conditioned, determine whether that in the first image, facial image is
No and default facial image matches, and i.e. judges whether the user being currently taken is validated user.If people
Face image matches with default facial image, and active user is legal, then be unlocked electronic equipment, and controls
Make the second image acquisition units and gather image.
In technique scheme, the most legal by verifying the human face region image in the first image, enter one
It is the most legal that step demonstrate,proves current collected user, and utilizes the second image acquisition units when user is legal determining
Gather the second image, the most ageing relatively strong, and improve information security.
Optionally, in the embodiment of the present invention, step 102: judge whether described first image meets and preset bar
Part, detailed description of the invention includes: judge that whether with default facial image mutually the facial image in the first image
Join；If the facial image in the first image matches with default facial image, it is determined that the first image meets pre-
If condition, otherwise, it determines the first image is unsatisfactory for pre-conditioned.
Concrete, in the embodiment of the present invention, can by the facial image in the first image whether with default people
Face image matches, and i.e. judges whether current collected user is validated user, and when determining that user is legal,
Determine that the first image meets pre-conditioned, trigger the second image acquisition units and gather the second image, not only timeliness
Property relatively strong, and safety is higher.
Based on identical inventive concept, embodiments provide a kind of electronic equipment 200, with reference to Fig. 4,
For the structural schematic block diagram of electronic equipment 200, electronic equipment 200 includes: processing unit 201, Yi Jifen
It is not connected to first image acquisition units the 202, second image acquisition units 203 of processing unit 201.
Wherein, the first image acquisition units 202 is used for carrying out real time image collection, it is thus achieved that the first image；The
Two image acquisition units 203 are for obtaining the second image.
Processing unit 201 is pre-conditioned for judging whether the first image meets, and meets pre-at the first image
If during condition, the second image acquisition units 203 is indicated to obtain the second image.
Optionally, in the embodiment of the present invention, processing unit 201 is coprocessor.
Optionally, in the embodiment of the present invention, coprocessor is specially sensing controler.
Optionally, in the embodiment of the present invention, processing unit 201 specifically for: determine from the first image
Human face region, and judge whether meet between the direction of facial image in human face region and the direction of the first image
Preset relation, and when the direction in the direction Yu the first image of judging facial image meets preset relation, really
Fixed first image meets pre-conditioned.
Optionally, in the embodiment of the present invention, processing unit 201 specifically for: determine the side of facial image
To, the direction of facial image be in facial image by face lower area towards the direction of face upper area；
And judge that the direction of facial image is whether towards the long side of the first image；And judging facial image
When direction is towards the long side of the first image, determine that the direction of facial image meets pre-with the direction of the first image
If relation.
Optionally, in the embodiment of the present invention, processing unit 201 specifically for: determine the first of the first image
The perpendicular bisector of side is the reference direction of the first image, and first side is adopting of the first image acquisition units 202
Image formed by the light that first lateral region in light district is gathered, the first lateral region is that daylighting district is near electronics
The left-hand end of equipment 200 or the lateral region of right-hand end；And determine the direction of facial image, face figure
The direction of picture be in facial image by face lower area towards the direction of face upper area；And judge people
Whether the direction of face image is less than or equal to set threshold value with the angle of the reference direction of the first image, sets threshold value
Less than 45 degree；And when judging that angle is less than setting threshold value, determine direction and first figure of facial image
The direction of picture meets preset relation.
Optionally, in the embodiment of the present invention, processing unit 201 specifically for: determine from the first image
Human face region；And judge whether the area of human face region reaches threshold value, and in the face judging human face region
Long-pending when reaching threshold value, determine that the first image meets pre-conditioned.
Optionally, in the embodiment of the present invention, processing unit 201 specifically for: determine from the first image
Human face region；And judge whether the change of the area of human face region meets and impose a condition, and judging people
The change of the area in face region meets when imposing a condition, and determines that the first image meets pre-conditioned.
Optionally, in the embodiment of the present invention, processing unit 201 is additionally operable to: in the second image acquisition units 203
After obtaining the second image, control electronic equipment 200 and preserve described second image.
Optionally, in the embodiment of the present invention, processing unit 201 utilizes the second image acquisition units 203 being used for
Before obtaining the second image, it is additionally operable to: when electronic equipment 200 is in operation lock-out state, however, it is determined that the
One image meets pre-conditioned, then judge that whether with default facial image mutually the facial image in the first image
Join；And the facial image in judging the first image and default facial image are when matching, electronics is set
Standby 200 are set to released state.
Optionally, in the embodiment of the present invention, the power consumption of the first image acquisition units 202 is adopted less than the second image
The power consumption of collection unit 203；And/or first the resolution of image acquisition units 202 less than the second image acquisition list
The resolution of unit 203.
Optionally, in the embodiment of the present invention, electronic equipment 200 also includes: display unit, with processor phase
Even, for showing the image that image acquisition units gathers.
Optionally, electronic equipment 200 also includes: memory element, is connected with processor, for storage first
The image that image acquisition units 202 and the second image acquisition units 203 gather.
Optionally, electronic equipment 200 also includes: bus, and processing unit the 201, first image acquisition list
Unit 202 and the second image acquisition units 203 are all connected to bus.
The method that electronic equipment 200 in the present embodiment is corresponding with Fig. 1 is based on two under same inventive concept
Individual aspect, is described in detail the implementation process of method the most, so those skilled in the art
Can according to the structure of the electronic equipment 200 being well understood in the present embodiment described above and implementation process, for
Description succinct, just repeats no more at this.
The one or more technical schemes provided in the embodiment of the present application, at least have the following technical effect that or excellent
Point:
In the embodiment of the present invention, electronic equipment utilizes the first image acquisition units to carry out real time image collection, and
When the image of the first image acquisition units collection meets pre-conditioned, trigger the second image acquisition units collection
Second image.Owing to the first image acquisition units is when electronic equipment is in the lock state, still may proceed to work
Making, therefore, the electronic equipment under lock-out state is when the first image meets pre-conditioned, by OnNow the
Two image acquisition units, and gather the second image, the ageing enhancing of image acquisition.
Those skilled in the art are it should be appreciated that embodiments herein can be provided as method, system or meter
Calculation machine program product.Therefore, the application can use complete hardware embodiment, complete software implementation or knot
The form of the embodiment in terms of conjunction software and hardware.And, the application can use and wherein wrap one or more
Computer-usable storage medium containing computer usable program code (include but not limited to disk memory,
CD-ROM, optical memory etc.) form of the upper computer program implemented.
The application is with reference to method, equipment (system) and the computer program product according to the embodiment of the present application
The flow chart of product and/or block diagram describe.It should be understood that can by computer program instructions flowchart and
/ or block diagram in each flow process and/or flow process in square frame and flow chart and/or block diagram and/
Or the combination of square frame.These computer program instructions can be provided to general purpose computer, special-purpose computer, embedding
The processor of formula datatron or other programmable data processing device is to produce a machine so that by calculating
The instruction that the processor of machine or other programmable data processing device performs produces for realizing at flow chart one
The device of the function specified in individual flow process or multiple flow process and/or one square frame of block diagram or multiple square frame.
These computer program instructions may be alternatively stored in and computer or the process of other programmable datas can be guided to set
In the standby computer-readable memory worked in a specific way so that be stored in this computer-readable memory
Instruction produce and include the manufacture of command device, this command device realizes in one flow process or multiple of flow chart
The function specified in flow process and/or one square frame of block diagram or multiple square frame.
Specifically, the computer program instructions that the image-pickup method in the embodiment of the present application is corresponding can be by
It is stored in CD, hard disk, on the storage medium such as USB flash disk, corresponding with image-pickup method when in storage medium
Computer program instructions read or when being performed by an electronic equipment, comprise the steps:
Described first image acquisition units is utilized to carry out real time image collection, it is thus achieved that the first image；
Judge whether described first image meets pre-conditioned；
If meeting, then control described second image acquisition units and obtain the second image.
Optionally, store in storage medium and step: judge whether described first image meets pre-conditioned,
Corresponding computer instruction, during being specifically performed, specifically includes following steps: utilize described electronics to set
It is described pre-conditioned that standby coprocessor judges whether described first image meets.
Optionally, store in storage medium and step: judge whether described first image meets pre-conditioned,
Corresponding computer instruction, during being specifically performed, specifically includes following steps: from described first image
In determine human face region, and judge the direction in the direction of facial image and described first image in human face region
Between whether meet preset relation, if meeting, it is determined that described first image meets described pre-conditioned.
Optionally, in storage medium storage and step: judge direction and the institute of facial image in human face region
Whether the relation between the direction of the first image of stating meets preset relation, and corresponding computer instruction is at specifically quilt
During execution, specifically include following steps: determine the direction of described facial image, described facial image
Direction be in described facial image by face lower area towards the direction of face upper area；Judge described
Whether the direction of facial image is towards the long side of described first image；If the direction of described facial image towards
The long side of described first image, it is determined that the direction of described facial image accords with the direction of described first image
Close described preset relation.
Optionally, in storage medium storage and step: judge direction and the institute of facial image in human face region
Whether the relation between the direction of the first image of stating meets preset relation, and corresponding computer instruction is at specifically quilt
During execution, specifically include following steps: the perpendicular bisector determining the first side of described first image is institute
Stating the reference direction of the first image, described first side is the of the daylighting district of described first image acquisition units
Image formed by the light that one lateral region is gathered, described first lateral region is that described daylighting district is near described
The left-hand end of electronic equipment or the lateral region of right-hand end；Determine the direction of described facial image, described people
The direction of face image be in described facial image by face lower area towards the direction of face upper area；Sentence
Whether the direction of disconnected described facial image and the angle of the reference direction of described first image be less than or equal to setting
Threshold value；If described angle is less than described setting threshold value, it is determined that the direction of described facial image and described first
The direction of image meets described preset relation.
Optionally, in storage medium also storage have other computer instruction, these computer instructions with
Step: if meeting, then control described second image acquisition units and obtain the second image, and corresponding computer refers to
Order is performed before being performed, and comprises the steps: that electronic equipment preserves the second figure obtained when executed
Picture.
Optionally, in storage medium storage and step: the first image acquisition units with described second gather single
The collection direction of unit is consistent, described judges whether described first image meets pre-conditioned, corresponding computer
Instruction, during being specifically performed, specifically includes following steps: determine face from described first image
Region；Judge whether the area of described human face region reaches threshold value, if reaching, it is determined that described first image
Meet described pre-conditioned；Or judge whether the change of the area of described human face region meets to impose a condition,
If meeting, it is determined that described first image meets described pre-conditioned.
Optionally, in storage medium also storage have other computer instruction, these computer instructions with
Step: utilizing described second image acquisition units to obtain the second image, corresponding computer instruction is performed it
Before be performed, comprise the steps: when executed described electronic equipment be in operation lock-out state time,
If it is determined that described first image meets described pre-conditioned, then judge that the facial image in described first image is
No and default facial image matches；If the facial image in described first image and described default facial image
Match, then described electronic equipment is set to released state, and performs to utilize described second image acquisition list
Unit obtains the step of the second image.
Although having been described for the preferred embodiment of the application, but those skilled in the art once knowing base
This creativeness concept, then can make other change and amendment to these embodiments.So, appended right is wanted
Ask and be intended to be construed to include preferred embodiment and fall into all changes and the amendment of the application scope.
Obviously, those skilled in the art can carry out various change and modification without deviating from this Shen to the application
Spirit and scope please.So, if the application these amendment and modification belong to the application claim and
Within the scope of its equivalent technologies, then the application is also intended to comprise these change and modification.
Claims (18)
1. an image-pickup method, is applied to have the first image acquisition units and the second image acquisition list
The electronic equipment of unit, described method includes:
Described first image acquisition units is utilized to carry out real time image collection, it is thus achieved that the first image；
Judge whether described first image meets pre-conditioned；
If meeting, then control described second image acquisition units and obtain the second image.
2. the method for claim 1, it is characterised in that described whether judge described first image
Meet pre-conditioned, particularly as follows: utilize whether the coprocessor of described electronic equipment judges described first image
Meet described pre-conditioned.
3. method as claimed in claim 1 or 2, it is characterised in that described first image of described judgement
Whether meet pre-conditioned, including:
From described first image, determine human face region, and judge in human face region the direction of facial image with
Whether preset relation is met, if meeting, it is determined that described first image is full between the direction of described first image
Foot is described pre-conditioned.
4. method as claimed in claim 3, it is characterised in that face figure in described judgement human face region
Whether the relation between direction and the direction of described first image of picture meets preset relation, including:
Determine that the direction of described facial image, the direction of described facial image are by people in described facial image
Face lower area is towards the direction of face upper area；
Judge that the direction of described facial image is whether towards the long side of described first image；
If the direction of described facial image is towards the long side of described first image, it is determined that described facial image
The direction of direction and described first image meet described preset relation.
5. method as claimed in claim 3, it is characterised in that face figure in described judgement human face region
Whether the relation between direction and the direction of described first image of picture meets preset relation, including:
Determine the reference direction that perpendicular bisector is described first image of the first side of described first image, described
The light that the first lateral region that first side is the daylighting district of described first image acquisition units is gathered is become
Image, described first lateral region is described daylighting district near the left-hand end of described electronic equipment or right-hand end
Lateral region；
Determine that the direction of described facial image, the direction of described facial image are by people in described facial image
Face lower area is towards the direction of face upper area；
Judge whether the direction of described facial image is less than with the angle of the reference direction of described first image
In setting threshold value；
If described angle is less than described setting threshold value, it is determined that the direction of described facial image and described first figure
The direction of picture meets described preset relation.
6. method as claimed in claim 1 or 2, it is characterised in that described first image acquisition units
Consistent with the collection direction of described second collecting unit, described judge that whether described first image meets and preset bar
Part, including:
Human face region is determined from described first image；
Judge whether the area of described human face region reaches threshold value, if reaching, it is determined that described first image is full
Foot is described pre-conditioned；Or
Judge whether the change of the area of described human face region meets to impose a condition, if meeting, it is determined that described
First image meets described pre-conditioned.
7. method as claimed in claim 6, it is characterised in that if described satisfied, then control described
After second image acquisition units obtains the second image, described method also includes:
Described electronic equipment preserves described second image.
8. method as claimed in claim 1 or 2, it is characterised in that described utilize described second image
Before collecting unit obtains the second image, also include:
When described electronic equipment is in operation lock-out state, however, it is determined that described first image meets described presetting
Condition, then judge whether the facial image in described first image matches with default facial image；
If the facial image in described first image matches with described default facial image, then by described electronics
Equipment is set to released state, and performs the step utilizing described second image acquisition units to obtain the second image
Suddenly.
9. method as claimed in claim 1 or 2, it is characterised in that described first image acquisition units
Power consumption less than the power consumption of described second image acquisition units；And/or
The resolution of described first image acquisition units is less than the resolution of described second image acquisition units.
10. an electronic equipment, including:
First image acquisition units, is used for carrying out real time image collection, it is thus achieved that the first image；
Second image acquisition units, for obtaining the second image；
Processing unit, is used for judging whether described first image meets pre-conditioned, and at described first image
Meet described pre-conditioned time, indicate described second image acquisition units obtain described second image.
11. electronic equipments as claimed in claim 10, it is characterised in that described processing unit is at association
Reason device.
12. electronic equipments as described in claim 10 or 11, it is characterised in that described processing unit has
Body is used for: determines human face region from described first image, and judges the side of facial image in human face region
Between the direction of described first image, whether meet preset relation, and judge described facial image
When the direction of direction and described first image meets described preset relation, determine that described first image meets described
Pre-conditioned.
13. electronic equipments as claimed in claim 12, it is characterised in that described processing unit is specifically used
In: determine that the direction of described facial image, the direction of described facial image are by people in described facial image
Face lower area is towards the direction of face upper area；And judge the direction of described facial image whether towards
The long side of described first image；And judging that the direction of described facial image is towards described first image
During long side, determine that the direction of described facial image and the direction of described first image meet described default pass
System.
14. electronic equipments as claimed in claim 12, it is characterised in that described processing unit is specifically used
In: determine the reference direction that perpendicular bisector is described first image of the first side of described first image, described
The light that the first lateral region that first side is the daylighting district of described first image acquisition units is gathered is become
Image, described first lateral region is described daylighting district near the left-hand end of described electronic equipment or right-hand end
Lateral region；And determine the direction of described facial image, the direction of described facial image is described people
By face lower area towards the direction of face upper area in face image；And judge described facial image
Whether direction is less than or equal to set threshold value with the angle of the reference direction of described first image；And judging
When stating angle less than described setting threshold value, determine the direction of described facial image and the direction of described first image
Meet described preset relation.
15. electronic equipments as described in claim 10 or 11, it is characterised in that described processing unit has
Body is used for: determine human face region from described first image；And judge that the area of described human face region is
The no threshold value that reaches, and when the area judging described human face region reaches described threshold value, determine described first
Image meets described pre-conditioned；Or, it is judged that whether the change of the area of described human face region meets setting
Condition, and judge the change of area of described human face region meet described in impose a condition time, determine described
First image meets described pre-conditioned.
16. electronic equipments as claimed in claim 15, it is characterised in that described processing unit is specifically used
In: after described second image acquisition units obtains described second image, control described electronic equipment and preserve
Described second image.
17. electronic equipments as described in claim 10 or 11, it is characterised in that described processing unit exists
Before utilizing described second image acquisition units to obtain the second image, it is additionally operable to: at described electronic equipment
When being in operation lock-out state, however, it is determined that described first image meets described pre-conditioned, then judge described the
Whether the facial image in one image matches with default facial image；And judging described first image
In facial image and described default facial image when matching, be set to described electronic equipment unlock shape
State.
18. electronic equipments as described in claim 10 or 11, it is characterised in that described first image is adopted
The power consumption of collection unit is less than the power consumption of described second image acquisition units；And/or
The resolution of described first image acquisition units is less than the resolution of described second image acquisition units.
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| CN201510163663.XA CN106161916B (en) | 2015-04-08 | 2015-04-08 | A kind of image-pickup method and electronic equipment |
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