CN106161916B - 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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- CN106161916B CN106161916B CN201510163663.XA CN201510163663A CN106161916B CN 106161916 B CN106161916 B CN 106161916B CN 201510163663 A CN201510163663 A CN 201510163663A CN 106161916 B CN106161916 B CN 106161916B
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Abstract
The invention discloses a kind of image-pickup method and electronic equipment, for solving the problems, such as that there are timeliness when acquiring image is poor for electronic equipment in the prior art.This method is applied to the electronic equipment with the first image acquisition units and the second image acquisition units, comprising: carries out real time image collection using the first image acquisition unit, obtains the first image；Judge whether the first image meets preset condition；If satisfied, then controlling second image acquisition units obtains the second image.
Description
Technical field
The present invention relates to electronic technology field, in particular to a kind of image-pickup method and electronic equipment.
Background technique
Currently, many electronic equipments all have an image collecting function, user can be shot by electronic equipment image and
Video offers convenience to the daily production and living of user.
But in the prior art, it when electronic equipment is in the lock state, is adopted if it is desired that carrying out image with electronic equipment
Collection, then need first to be unlocked operation, then open camera application program, find a view and take pictures.However, user's picture to be acquired can
Can be transient, after user's unlock, opening camera, picture to be collected may be not present.
Therefore, in the prior art, electronic equipment has that timeliness is poor when acquiring image.
Summary of the invention
The application provides a kind of image-pickup method and electronic equipment, is acquiring for solving electronic equipment in the prior art
There is a problem of that timeliness is poor when image.
The embodiment of the present application on the one hand provide a kind of image-pickup method, be applied to have the first image acquisition units and
The electronic equipment of second image acquisition units, which comprises carry out realtime graphic using the first image acquisition unit
Acquisition obtains the first image；Judge whether the first image meets preset condition；If satisfied, then controlling second image
Acquisition unit obtains the second image.
It is optionally, described to judge whether the first image meets preset condition, specifically: utilize the electronic equipment
Coprocessor judges whether the first image meets the preset condition.
Optionally, described to judge whether the first image meets preset condition, comprising: to be determined from the first image
Human face region out, and judge whether to meet between the direction of facial image and the direction of the first image in human face region default
Relationship, if meeting, it is determined that the first image meets the preset condition.
Optionally, the relationship in the judgement human face region between the direction of facial image and the direction of the first image
Whether preset relation is met, comprising: determine that the direction of the facial image, the direction of the facial image are the face figure
By face lower area towards the direction of face upper area as in；Judge the direction of the facial image whether towards described
The long side of one image；If the direction of the facial image is towards the long side of the first image, it is determined that the face figure
The direction of picture and the direction of the first image meet the preset relation.
Optionally, the relationship in the judgement human face region between the direction of facial image and the direction of the first image
Whether preset relation is met, comprising: the perpendicular bisector for determining the first side of the first image is the reference of the first image
Direction, the first side are formed by the first lateral region light collected in the daylighting area of the first image acquisition unit
Image, first lateral region are the daylighting area close to the left-hand end of the electronic equipment or the lateral region of right-hand end；
Determine that the direction of the facial image, the direction of the facial image are in the facial image by face lower area direction
The direction of face upper area；Judge whether the angle of the direction of the facial image and the reference direction of the first image is small
In equal to given threshold；If the angle is less than the given threshold, it is determined that the direction of the facial image and described first
The direction of image meets the preset relation.
Optionally, the first image acquisition unit is consistent with the acquisition direction of second acquisition unit, the judgement
Whether the first image meets preset condition, comprising: human face region is determined from the first image；Judge the face
Whether the area in region reaches threshold value, if reaching, it is determined that the first image meets the preset condition；Or described in judgement
Whether the variation of the area of human face region meets setting condition, if meeting, it is determined that the first image meets the default item
Part.
Optionally, after described if satisfied, then controlling the second image of the second image acquisition units acquisition, the side
Method further include: the electronic equipment saves second image.
Optionally, before second image of acquisition using second image acquisition units, further includes: in the electronics
When equipment is in operation lock state, however, it is determined that the first image meets the preset condition, then judges the first image
In facial image whether match with default facial image；If facial image and the default face in the first image
Image matches, then sets unlocked state for the electronic equipment, and executes and obtained using second image acquisition units
The step of second image.
Optionally, the power consumption of the first image acquisition unit is less than the power consumption of second image acquisition units；And/or
The resolution ratio of the first image acquisition unit is less than the resolution ratio of second image acquisition units.
On the other hand, the embodiment of the present invention provides a kind of electronic equipment, comprising: the first image acquisition units, for carrying out
Real time image collection obtains the first image；Second image acquisition units, for obtaining the second image；Processing unit, for judging
Whether the first image meets preset condition, and when the first image meets the preset condition, instruction described second
Image acquisition units obtain second image.
Optionally, the processing unit is sensing controler.
Optionally, the processing unit is specifically used for: determining human face region from the first image, and judges face
Whether meet preset relation in region between the direction of facial image and the direction of the first image, and judges the people
When the direction of face image and the direction of the first image meet the preset relation, it is described pre- to determine that the first image meets
If condition.
Optionally, the processing unit is specifically used for: determining the direction of the facial image, the side of the facial image
To in for the facial image by face lower area towards the direction of face upper area；And judge the facial image
Direction whether towards the first image long side；And in the direction for judging the facial image towards the first image
Long side when, the direction in the direction and the first image that determine the facial image meets the preset relation.
Optionally, the processing unit is specifically used for: determining that the perpendicular bisector of the first side of the first image is described
The reference direction of first image, the first side for the daylighting area of the first image acquisition unit the first lateral region institute
Image formed by the light of acquisition, first lateral region are left-hand end or right side of the daylighting area close to the electronic equipment
The lateral region at end；And determine the direction of the facial image, the direction of the facial image is in the facial image
By face lower area towards the direction of face upper area；And judge direction and the first image of the facial image
The angle of reference direction whether be less than or equal to given threshold, the given threshold is less than 45 degree；And judging the angle
When less than the given threshold, the direction in the direction and the first image that determine the facial image meets the default pass
System.
Optionally, the processing unit is specifically used for: human face region is determined from the first image；And judge institute
Whether the area for stating human face region reaches threshold value, and when judging that the area of the human face region reaches the threshold value, determines
The first image meets the preset condition；Alternatively, judging whether the variation of the area of the human face region meets setting item
Part, and when judging that the variation of area of the human face region meets the setting condition, determine that the first image meets
The preset condition.
Optionally, the processing unit is specifically used for: second image acquisition units obtain second image it
Afterwards, it controls the electronic equipment and saves second image.
Optionally, the processing unit is for going back before obtaining the second image using second image acquisition units
For: when the electronic equipment is in operation lock state, however, it is determined that the first image meets the preset condition, then sentences
Whether the facial image in disconnected the first image matches with default facial image；And in judging the first image
Facial image and default facial image when matching, set unlocked state for the electronic equipment.
Optionally, the power consumption of the first image acquisition unit is less than the power consumption of second image acquisition units；And/or
The resolution ratio of the first image acquisition unit is less than the resolution ratio of second image acquisition units.
One or more technical solutions provided in the embodiments of the present application have at least the following technical effects or advantages:
In the embodiment of the present invention, electronic equipment carries out real time image collection using the first image acquisition units, and first
When the image of image acquisition units acquisition meets preset condition, the second image acquisition units of triggering acquire the second image.Due to
One image acquisition units still will continue to work when electronic equipment is in the lock state, and therefore, the electronics under lock state is set
For when the first image meets preset condition, by the second image acquisition units of OnNow, and the second image, Image Acquisition are acquired
Timeliness enhancing.
Detailed description of the invention
In order to more clearly explain the technical solutions in the embodiments of the present application, make required in being described below to embodiment
Attached drawing is briefly introduced, it should be apparent that, the drawings in the following description are only some examples of the present application, for this
For the those of ordinary skill in field, without any creative labor, it can also be obtained according to these attached drawings
His attached drawing.
Fig. 1 is the flow diagram 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.
Specific embodiment
There is a problem of that timeliness is poor when acquiring image for electronic equipment in the prior art, the embodiment of the present invention mentions
For a kind of image-pickup method, include the following steps: that electronic equipment carries out real time image collection using the first image acquisition units,
Obtain the first image；And judge whether the first image meets preset condition；When whether the first image meets preset condition, electronics
The second image acquisition units of equipment utilization obtain the second image.
In above-mentioned technical proposal, electronic equipment carries out real time image collection using the first image acquisition units, and first
When the image of image acquisition units acquisition meets preset condition, the second image acquisition units of triggering acquire the second image.Due to
One image acquisition units still will continue to work when electronic equipment is in the lock state, and therefore, the electronics under lock state is set
For when the first image meets preset condition, by the second image acquisition units of OnNow, and the second image, Image Acquisition are acquired
Timeliness enhancing.
Technical scheme is described in detail below by attached drawing and specific embodiment, it should be understood that the application
Specific features in embodiment and embodiment are the detailed description to technical scheme, rather than to present techniques
The restriction of scheme, in the absence of conflict, the technical characteristic in the embodiment of the present application and embodiment can be combined with each other.
It referring to Fig.1, is the flow diagram of image-pickup method provided in an embodiment of the present invention, which includes following step
It is rapid:
Step 101: carrying out real time image collection using the first image acquisition units, obtain the first image；
Step 102: judging whether the first image meets preset condition；
Step 103: if the first image meets preset condition, controlling the second image acquisition units and obtain the second image.
Specifically, method provided in an embodiment of the present invention is by having the first image acquisition units and the second image acquisition units
Electronic equipment execute, wherein electronic equipment can be smart phone, smartwatch, tablet computer, intelligent glasses, etc..It is real
In the situation of border, for the second image acquisition units compared with the first image acquisition units, resolution ratio may be higher, the image of acquisition
Picture quality is higher.
In step 101, electronic equipment is carried out at real time image collection, including electronic equipment using the first image acquisition units
In lock state, so-called lock state refers to that electronic equipment is to prevent from being misused in the dormant state, and locking pin is to electronics
The mode of operation of equipment is operated by unlock, can release the lock state of electronic equipment.
In the embodiment of the present invention, when electronic equipment is in the lock state, the first image acquisition units will continue to work, carry out
Real time image collection, the image in the following contents of the embodiment of the present invention by the acquisition of the first image acquisition units are known as the first image.
Wherein, the first image can be continuous video streaming image, be also possible to several discrete picture frames, for example, the first image is adopted
Collect the situation of unit one frame image of acquisition per second.
In actual conditions, the power consumptions of the first image acquisition units can with very little, therefore, even if by the first image cell into
The power consumption of row real time image collection, 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 acquisition meets preset condition,
The successively foundation as triggering the second image acquisition units acquisition image.When the first image meets preset condition, then follow the steps
103, the second image acquisition units of controlling electronic devices acquire the second image.If the first image does not meet preset condition,
First image continues to acquire image, updates the first image.
When it is implemented, electronic equipment can carry out sentencing in step 102 for each frame image of the first Image Acquisition
Stop journey, is also possible to carry out sentencing in step 102 from selected part frame in the first image that the first image acquisition units acquire
Stop journey.For example, the newest frame image for choosing the first Image Acquisition for electronic equipment each 1.5 seconds executes sentencing for step 102
Stop journey.
In the embodiment of the present invention, the first image meets preset condition, including but not limited to following scenario described: wrapping in the first image
Face-image or the first image containing people are able to reflect electronic equipment and are in specific spatial position state (such as the first figure
As when showing that electronic equipment is horizontal) or the first image can show that electronic equipment and user be in specific relative position and closes
It is (such as the first image shows that electronic equipment is close enough in the distance of user), etc..
In step 103, when determining that the first image meets preset condition, electronic equipment controls the second image acquisition units and adopts
Collect the second image.When it is implemented, including following several situations: first, electronic equipment starts the second image acquisition units, existing side by side
Acquire a frame or multiple image；Second, electronic equipment starts the second image acquisition units immediately, into the second Image Acquisition list
The Image Acquisition interface of member, then wait user manually boot enabling key (can be the virtual key on display interface, can also be with
It is physical entity key), carry out the acquisition of the second image；Third, electronic equipment is unlocked and is opened when electronic equipment is in the lock state
Dynamic second image acquisition units carry out the acquisition of the second image.
In above-mentioned technical proposal of the embodiment of the present invention, electronic equipment carries out realtime graphic using the first image acquisition units and adopts
Collection, and when the image of the first image acquisition units acquisition meets preset condition, the second image acquisition units of triggering acquisition second
Image.Since the first image acquisition units are when electronic equipment is in the lock state, work still will continue to, therefore, lock shape
Electronic equipment under state is when the first image meets preset condition, by the second image acquisition units of OnNow, and acquires second
Image, the timeliness enhancing of Image Acquisition.
Optionally, power consumption of the power consumption of the first image acquisition units less than the second image acquisition units；And/or first image
Resolution ratio of the resolution ratio of acquisition unit less than the second image acquisition units.
Specifically, the power consumption of the first image acquisition units is less than the second image acquisition units, and in actual conditions, the first image
The power consumption of acquisition unit can be much smaller than the power consumption of the second image acquisition units, therefore, even if being in locking shape in electronic equipment
When state, the first image acquisition units work on, and influence very little to the power consumption of electronic equipment.
In addition, the resolution ratio of the second image acquisition units is greater than the resolution ratio of the first image acquisition units, the second image is adopted
The picture quality for collecting the second image of unit acquisition is better than the first image of the first image acquisition units acquisition.Therefore, work as determination
When first image meets preset condition, it can be understood as user by change electronic equipment spatiality perhaps position or
The acquisition target of first image acquisition units is higher using the second image acquisition units collection image quality to trigger electronic equipment
Image.
" A and/or B " in the embodiment of the present invention can be following three kinds of situations: independent A, independent B, A and B.
Optionally, step 102: judge whether the first image meets preset condition, specifically: at the association using electronic equipment
Reason device judges whether the first image meets preset condition.
Specifically, being the structural schematic block diagram of electronic equipment in the embodiment of the present invention, wherein coprocessor is used referring to Fig. 2
The first image is acquired in controlling the first image acquisition units, and the first image is analyzed, judges whether the first image meets
Preset condition, if coprocessor judges that the first image meets preset condition, coprocessor indicates the main place of electronic equipment
It manages device and controls the second image acquisition units the second image of acquisition.
If primary processor is in a dormant state, coprocessor can first wake up primary processor, for example, in electronic equipment
It is in the lock state, when primary processor suspend mode, coprocessor is after determining that the first image meets preset condition, first to primary processor
Activation signal is sent, primary processor is made to switch to working condition from sleep state, and indicates that primary processor controls the second image and adopts
Collect the second image.
In addition, if primary processor in a dormant state, coprocessor after determining that the first image meets preset condition,
The instruction of the second image of acquisition can be directly sent to the second electronic equipment, and do not have to first wake up primary processor (in this realization
In mode, coprocessor and the second image acquisition units are electrically connected, and can control the second image acquisition units).The present invention is real
Example is applied to be intended to protect above-mentioned several technical solutions.
Preferably, in the embodiment of the present invention, coprocessor is specifically as follows sensing controler.
Since the power consumption of coprocessor is smaller, even if being continued through at association when electronic equipment is in sleep state
Reason device judges the first image, influences very little to the power consumption of electronic equipment.
Optionally, in the relatively good implementation of the embodiment of the present invention 1, step 102: it is pre- to judge whether the first image meets
If condition, comprising: determine human face region from the first image, and judge the direction of facial image and the first figure in human face region
Whether meet preset relation between the direction of picture, if meeting, it is determined that the first image meets preset condition.
Specifically, can be parsed out the spatial position state of electronic equipment by the first image, therefore, when the first image is full
When sufficient preset condition, it can determine that the spatial position state of electronic equipment is to trigger the sky of the second image acquisition units acquisition image
Between location status, therefore, user can trigger the second image acquisition units by changing the spatial position state of electronic equipment
Acquire image.
In the embodiment of the present invention, when the first image includes facial image, people can be determined by image analysis technology
The direction of face image, wherein the direction of facial image can be the direction of face central axes, for example, the center of mouth and eye
Line direction between eyeball line midpoint.
Due to user's body under normal conditions be with respect to the horizontal plane it is vertical, facial image in the first image
The relativeness in direction and the direction of the first image is able to reflect the first electronic equipment and holds vertically, or laterally holds
's.Wherein, the direction of the first image refers to that the end the A institute of the image sensing cell of the first image is directed toward image sensing at image-side
The end B of unit at image-side direction, the end A is opposite with the end B.For example, when can define electronic equipment and holding vertically, the first figure
As acquisition unit viewfinder window on the upside of the light that enters be incident on the end A of image sensing cell, and enter on the downside of viewfinder window
Light is incident on the end B of image sensing cell.Therefore, the direction of the first image and direction phase vertical with horizontal plane in real world
It is corresponding.Therefore, if the direction of facial image is consistent with the direction of the first image in the first image, electronic equipment can be determined
It, can to hold vertically, and if the direction of facial image is vertical with the direction of the first image in the first image or near normal
It is laterally held with determining electronic equipment.
Therefore, default by judging whether to meet between the direction of facial image and the direction of the first image in human face region
Relationship, that is, can determine whether electronic equipment is in preset spatial position state, if it is, showing that user needs to utilize second
Image acquisition units carry out Image Acquisition.
In the embodiment of the present invention, the tool of the preset relation between the direction of facial image and the direction of the first image is not limited
Body form.If the direction of the first image for aforementioned image sensing cell the end A at image-side be directed toward image sensing cell B
End institute at the direction of image-side, then preset relation can be facial image direction is parallel with the direction of the first image or angle
Less than setting value (setting value is less than 45 degree), the situation that electronic equipment is held vertically is corresponded to.Preset relation can also be face
The direction of image is parallel with the direction of the first image or angle is greater than the second setting value (second setting value is greater than 45 degree), right
Answer the situation that electronic equipment is laterally held.
In above-mentioned technical proposal, user can change the grip state (lateral or vertical) of electronic equipment, can trigger
Second electronic equipment acquires image, and easy to operate, timeliness is strong.
Optionally, in the relatively good implementation of the embodiment of the present invention 2, judge in human face region the direction of facial image with
Whether the relationship between the direction of the first image meets preset relation, and when specific implementation may include steps of: determine people
The direction of face image, the direction of facial image are by face lower area in facial image towards the direction of face upper area；
Judge facial image direction whether towards the first image long side；If the long side of direction the first image of direction of facial image
Side, it is determined that the direction of facial image and the direction of the first image meet preset relation.
Specifically, when electronic equipment has long side end and short side side end, the first figure of the first image acquisition units acquisition
The long side of picture is corresponding with the long side end of electronic equipment, and the short side of the first image and the short side side end of electronic equipment are opposite
It answers, therefore, when long side of the direction of facial image towards the first image, shows that electronics is set when acquiring first image
Two standby long sides are the upper and lower ends relative to ground, and two short sides of electronic equipment are left and right ends, i.e. electronics
Equipment is in lateral grip state.In this preferred embodiment, when determining that electronic equipment is in lateral grip state, triggering the
Two electronic equipments acquire image.
It, can be according to judging in the first image between the direction of facial image and the direction of the first image in above-mentioned technical proposal
Positional relationship judge whether electronic equipment is in lateral grip state, and determining that electronic equipment is in lateral grip state
When, the second electronic equipment of triggering acquires image, and easy to operate, timeliness is strong.
Optionally, in the relatively good implementation of the embodiment of the present invention 3, judge in human face region the direction of facial image with
Whether the relationship between the direction of the first image meets preset relation, includes the steps of determining that the first side of the first image
Perpendicular bisector be the first image reference direction, first side be the first image acquisition units daylighting area the first lateral region
Image formed by light collected, the first lateral region are daylighting area close to the left-hand end of electronic equipment or the lateral zones of right-hand end
Domain；Determine the direction of facial image, the direction of facial image is by face lower area in facial image towards face top
The direction in region；Judge whether the direction of facial image and the angle of the reference direction of the first image are less than or equal to given threshold；
If angle is less than given threshold, it is determined that the direction of facial image and the direction of the first image meet preset relation.
Specifically, first lateral region in daylighting area is left-hand end or right side of the daylighting area close to electronic equipment referring to Fig. 3
The lateral region at end, image formed by the first lateral region light collected in daylighting area is located at (or close) in the first image
First side defines the reference direction of the first image as the direction of the perpendicular bisector of first side.And the direction of facial image is behaved
By face lower area towards the direction of face upper area in face image.
When electronic equipment is laterally held, the direction of facial image is consistent with the reference orientation of the first image.But it is real
In the situation of border, when user laterally holds electronic equipment acquisition image, the left/right side of electronic equipment may not be to be completely parallel to
Therefore horizontal plane when the angle between the direction of facial image and the reference direction of the first image is sufficiently small, can equally determine
Electronic equipment is in lateral grip state.In the embodiment of the present invention, when the direction of facial image and the reference direction of the first image
Angle when being less than or equal to given threshold, determine that electronic equipment is in lateral grip state, and will determine that electronic equipment is in
Lateral grip state carries out the trigger condition of Image Acquisition as the second image acquisition units of triggering.
In above-mentioned technical proposal, by determining the angle in the direction of facial image and the reference direction of the first image, in turn
Determine whether electronic equipment is in lateral grip state, and when determining that electronic equipment is in lateral grip state, triggering second
Image acquisition units carry out the acquisition of the second image, and easy to operate, timeliness is strong.
Optionally, in relatively good implementation of the embodiment of the present invention 3, given threshold is value less than 45 degree, and then guarantor
When the angle of the reference direction of the direction of face image and the first image is less than or equal to given threshold, electronic equipment is to hold in lateral
The state held, it is ensured that the reliability of process flow.
Optionally, in the relatively good implementation of the embodiment of the present invention 1, relatively good implementation 2, relatively good implementation 3, the
One image acquisition units are contrary with the acquisition of the second image acquisition units.
For example, the first image acquisition units are located at the front where the display screen of electronic equipment, acquisition direction is vertical
Right-side-out, and the second image acquisition units are located at the back side of electronic equipment, acquisition direction is the back side of Vertical electron equipment
Outwardly.When electronic equipment is in sleep state or lock state, be located at positive first image acquisition units of electronic equipment after
Continuous work, acquires the first image.If user needs to shoot the image of face oneself, user only need to be by the back side of electronic equipment just
Acquisition target is treated, at this point, the face of the first image acquisition units face user, available arrive includes user's face image
First image.The trigger condition that triggering the second image acquisition units the second image of acquisition might as well be set is in as electronic equipment laterally holds
State is held, therefore, user only needs laterally to hold electronic equipment, and coprocessor is capable of determining that the direction of the first image of acquisition
With the direction of the first image meet preset relation (concrete mode referring to aforementioned relatively good implementation 1, relatively good implementation 2, preferably
Implementation 3), show that electronic equipment is in lateral grip state, then coprocessor will indicate the acquisition of the second image acquisition units
Second image (including in such a way that instruction primary processor controls the second image acquisition units), the second image acquisition units will adopt
Collect the object to be collected of user's face.
By setting opposite side with the Image Acquisition direction of the second image acquisition units for the first image acquisition units
To facilitating the scenery of user's Quick Acquisition face oneself.
Optionally, in the relatively good implementation of the embodiment of the present invention 4, the first image acquisition units and the second acquisition unit
Acquisition direction it is consistent, step 102: judging whether the first image meets preset condition, specific embodiment includes:
Human face region is determined from the first image；Judge whether the area of human face region reaches threshold value, if reaching, really
Fixed first image meets preset condition.
Specifically, since the area of human face region in image is able to reflect the corresponding user of human face region and electronic equipment
Distance, when user and electronic equipment are closer, the image area of human face region is larger；Conversely, working as user and electronic equipment farther out
When, the image area of human face region is smaller.
In the embodiment of the present invention, when the area for judging human face region reaches threshold value, user and electronic equipment foot are determined
It is enough close, it is in preferable image capture position, the second image acquisition units of triggering acquire the second image, in the second image of acquisition
The image clearly of user, details are abundant.
In addition, the area of human face region reaches threshold value in the embodiment of the present invention, the absolute area that can be human face region reaches
To area threshold, it is also possible to accounting of the human face region image in the first image and reaches proportion threshold value, in the embodiment of the present invention
Not limit.
Optionally, in the relatively good implementation of the embodiment of the present invention 5, the first image acquisition units and the second acquisition unit
Acquisition direction it is consistent, step 102: judging whether the first image meets preset condition, specific embodiment includes:
Human face region is determined from the first image；Judge whether the variation of the area of human face region meets setting condition,
If meeting, it is determined that the first image meets preset condition.
Specifically, can determine user at a distance from electronic equipment increasingly when the area of human face region is smaller and smaller
Far；Conversely, can determine that user is more and more closer at a distance from electronic equipment when the area of human face region is increasing.This hair
, can be smaller and smaller by the area for being defined as human face region of the variation of the area of human face region in bright embodiment,
That is, acquiring the second image when user becomes remote at a distance from electronic equipment, it is excessively close caused to can be avoided user and electronic equipment
Image is smudgy.Alternatively, it is also possible to by the area for being defined as human face region of the variation of the area of human face region
It is increasing, that is, when user becomes close at a distance from electronic equipment, the second image to be acquired, in this case due to the second figure line
Middle user's face image area is big, thus details is abundant.
Optionally, in the relatively good implementation of the embodiment of the present invention 4 and relatively good implementation 5, the first Image Acquisition list
Member can be identical with the acquisition direction of the second image acquisition units.
For example, the first image acquisition units and the second image acquisition units can be arranged to the display screen of electronic equipment
The acquisition direction in the front at place, the two is just facing outwardly for Vertical electron equipment.Electronic equipment be in sleep state or
When person's lock state, user, only need to be by the face of the positive face oneself of electronic equipment, so that the first image if necessary to self-timer
Acquisition unit and the face's distance of oneself are close enough (relatively good implementation 4), or make the first image acquisition units and oneself face
The distance change in portion is consistent (relatively good implementation 5) with preset variation tendency, and the first of the acquisition of the first image acquisition units
Image will reflect features described above, determine that the first image meets preset condition, the second image acquisition units of triggering acquisition second
Image, and the acquisition direction of the second image acquisition units is consistent with the acquisition direction of the first image acquisition units, therefore, the second figure
As acquisition unit can equally acquire the image comprising user face, and in the second image user facial detail more horn of plenty, figure
Image quality amount is higher.
By setting identical side for the Image Acquisition direction of the first image acquisition units and the second image acquisition units
To facilitating user to carry out quick self-timer.
Optionally, in the relatively good implementation of the embodiment of the present invention 4 and relatively good implementation 5, step 103 is being executed,
After second image acquisition units obtain the second image, the embodiment of the invention also includes: electronic equipment saves the second Image Acquisition
Second image of unit acquisition.
Specifically, electronics can be held (including the mode for using self-shooting bar etc. to hold indirectly) in user in actual conditions
When the arm of equipment slowly lifts and stretches to a certain extent, the shutter of triggering the second image acquisition units of release, acquisition second
Image simultaneously saves the second image.
In the embodiment of the present invention, the first image is acquired in real time by the first image acquisition units, by the first image
The variation of human face region image can determine whether the arm of user lifts and stretch to a certain extent, that is, the of electronic equipment
Whether one image acquisition units reach distance threshold at a distance from user.For example, in the first image human face region image area
With it is related at a distance from electronic equipment and user, therefore, when (or human face region area accounts for the first image for the area of human face region
Ratio) when reach setting value, it can determine that electronic equipment reaches certain length at a distance from user, show the arm of user
Stretching, extension is to a certain extent.Alternatively, it is also possible to judge the hand of user by the variation tendency of human face region area in the first image
Whether arm is stretched over certain length, when the area of human face region in the first image gradually becomes smaller, shows electronic equipment and user
Distance it is more and more remoter, then, when the rate that the area of human face region remains unchanged or area becomes smaller be less than certain threshold value
When, show that the arm of user has stretched to a certain extent.
It in above-mentioned technical proposal, can determine whether the arm of user stretches to a certain extent, and after determination, discharge
The shutter of second image acquisition units acquires the second image, and saves the second image, improves the timeliness of acquisition image.
Optionally, in the embodiment of the present invention, using the second image acquisition units obtain the second image before, further include as
Lower step:
When electronic equipment is in operation lock state, however, it is determined that the first image meets preset condition, then judges the first figure
Whether the facial image as in matches with default facial image；
If the facial image in the first image matches with default facial image, unlock shape is set by electronic equipment
State, and execute the step of obtaining the second image using the second image acquisition units.
Specifically, when electronic equipment is in the lock state, is determining that the first image meets preset condition, determining electronic equipment
Spatial position state when meeting preset condition, further judge in the first image facial image whether with default facial image phase
Matching, that is, judge whether the user being currently taken is legitimate user.If facial image matches with default facial image, when
Preceding user is legal, then is unlocked to electronic equipment, and controls the second image acquisition units and acquire image.
It is whether legal by the human face region image in the first image of verifying in above-mentioned technical proposal, further to verify
Currently whether collected user is legal, and acquires the second image using the second image acquisition units when determining that user is legal, no
Only timeliness is stronger, and improves information security.
Optionally, in the embodiment of the present invention, step 102: judge whether the first image meets preset condition, it is specific real
The mode of applying includes: to judge whether the facial image in the first image matches with default facial image；If the people in the first image
Face image matches with default facial image, it is determined that the first image meets preset condition, otherwise, it determines the first image is unsatisfactory for
Preset condition.
Specifically, in the embodiment of the present invention, can by the facial image in the first image whether with default facial image
Match, i.e., currently whether collected user is legitimate user for judgement, and when determining that user is legal, determines that the first image meets
Preset condition, the second image acquisition units of triggering acquire the second image, and not only timeliness is stronger, but also safety is higher.
Based on identical inventive concept, the embodiment of the invention provides a kind of electronic equipment 200 to be set referring to Fig. 4 for electronics
Standby 200 structural schematic block diagram, electronic equipment 200 includes: processing unit 201, and is connected respectively to the of processing unit 201
One image acquisition units 202, the second image acquisition units 203.
Wherein, the first image acquisition units 202 obtain the first image for carrying out real time image collection；Second image is adopted
Collect unit 203 for obtaining the second image.
Processing unit 201 meets preset condition in the first image for judging whether the first image meets preset condition
When, the second image acquisition units 203 of instruction 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 is specifically used for: human face region is determined from the first image,
And judge whether meet preset relation in human face region between the direction of facial image and the direction of the first image, and judging
When the direction of facial image and the direction of the first image meet preset relation, determine that the first image meets preset condition.
Optionally, in the embodiment of the present invention, processing unit 201 is specifically used for: determining the direction of facial image, face figure
The direction of picture is by face lower area in facial image towards the direction of face upper area；And judge the side of facial image
To whether towards the first image long side；And in long side of the direction for judging facial image towards the first image, really
The direction in the direction and the first image of determining facial image meets preset relation.
Optionally, in the embodiment of the present invention, processing unit 201 is specifically used for: in the first side for determining the first image
Vertical line is the reference direction of the first image, and first side is first lateral region in the daylighting area of the first image acquisition units 202
Image formed by light collected, the first lateral region are daylighting area close to the left-hand end of electronic equipment 200 or the side of right-hand end
Portion region；And determine the direction of facial image, the direction of facial image is in facial image by face lower area direction
The direction of face upper area；And judge whether the direction of facial image and the angle of the reference direction of the first image are less than
In given threshold, given threshold is less than 45 degree；And when judging that angle is less than given threshold, determine the direction of facial image with
The direction of first image meets preset relation.
Optionally, in the embodiment of the present invention, processing unit 201 is specifically used for: determining human face region from the first image；
And judge whether the area of human face region reaches threshold value, and when the area for judging human face region reaches threshold value, determine
One image meets preset condition.
Optionally, in the embodiment of the present invention, processing unit 201 is specifically used for: determining human face region from the first image；
And judge whether the variation of the area of human face region meets setting condition, and accord in the variation for the area for judging human face region
When closing setting condition, determine that the first image meets preset condition.
Optionally, in the embodiment of the present invention, processing unit 201 is also used to: obtaining second in the second image acquisition units 203
After image, controlling electronic devices 200 saves second image.
Optionally, in the embodiment of the present invention, processing unit 201 is for obtaining the using the second image acquisition units 203
It before two images, being also used to: when electronic equipment 200 is in operation lock state, however, it is determined that the first image meets preset condition,
Then judge whether the facial image in the first image matches with default facial image；And judging the people in the first image
When face image and default facial image match, unlocked state is set by electronic equipment 200.
Optionally, in the embodiment of the present invention, the power consumption of the first image acquisition units 202 is less than the second image acquisition units
203 power consumption；And/or first image acquisition units 202 resolution ratio less than the second image acquisition units 203 resolution ratio.
Optionally, in the embodiment of the present invention, electronic equipment 200 further include: display unit is connected with processor, for showing
Show the image of image acquisition units acquisition.
Optionally, electronic equipment 200 further include: storage unit is connected with processor, for storing the first Image Acquisition list
The image that member 202 and the second image acquisition units 203 acquire.
Optionally, electronic equipment 200 further include: bus, and processing unit 201, the first image acquisition units 202 and
Two image acquisition units 203 are all connected to bus.
The method corresponding with Fig. 1 of electronic equipment 200 in the present embodiment be based on the same inventive concept under two aspect,
The implementation process of method is described in detail in front, so those skilled in the art can understand according to foregoing description
Ground understands the structure and implementation process of the electronic equipment 200 in the present embodiment, and in order to illustrate the succinct of book, details are not described herein again
.
One or more technical solutions provided in the embodiments of the present application have at least the following technical effects or advantages:
In the embodiment of the present invention, electronic equipment carries out real time image collection using the first image acquisition units, and first
When the image of image acquisition units acquisition meets preset condition, the second image acquisition units of triggering acquire the second image.Due to
One image acquisition units still will continue to work when electronic equipment is in the lock state, and therefore, the electronics under lock state is set
For when the first image meets preset condition, by the second image acquisition units of OnNow, and the second image, Image Acquisition are acquired
Timeliness enhancing.
It should be understood by those skilled in the art that, embodiments herein can provide as method, system or computer program
Product.Therefore, complete hardware embodiment, complete software embodiment or reality combining software and hardware aspects can be used in the application
Apply the form of example.Moreover, it wherein includes the computer of computer usable program code that the application, which can be used in one or more,
The computer program implemented in usable storage medium (including but not limited to magnetic disk storage, CD-ROM, optical memory etc.) produces
The form of product.
The application is referring to method, the process of equipment (system) and computer program product according to the embodiment of the present application
Figure and/or block diagram describe.It should be understood that every one stream in flowchart and/or the block diagram can be realized by computer program instructions
The combination of process and/or box in journey and/or box and flowchart and/or the block diagram.It can provide these computer programs
Instruct the processor of general purpose computer, special purpose computer, Embedded Processor or other programmable data processing devices to produce
A raw machine, so that being generated by the instruction that computer or the processor of other programmable data processing devices execute for real
The device for the function of being specified in present one or more flows of the flowchart and/or one or more blocks of the block diagram.
These computer program instructions, which may also be stored in, is able to guide computer or other programmable data processing devices with spy
Determine in the computer-readable memory that mode works, so that it includes referring to that instruction stored in the computer readable memory, which generates,
Enable the manufacture of device, the command device realize in one box of one or more flows of the flowchart and/or block diagram or
The function of being specified in multiple boxes.
Specifically, the corresponding computer program instructions of image-pickup method in the embodiment of the present application can be stored in
CD, hard disk, on the storage mediums such as USB flash disk, when the computer program instructions quilt corresponding with image-pickup method in storage medium
One electronic equipment reads or is performed, and includes the following steps:
Real time image collection is carried out using the first image acquisition unit, obtains the first image；
Judge whether the first image meets preset condition；
If satisfied, then controlling second image acquisition units obtains the second image.
Optionally, store in storage medium and step: judging whether the first image meets preset condition, corresponding
Computer instruction specifically comprises the following steps: to judge using the coprocessor of the electronic equipment during being specifically performed
Whether the first image meets the preset condition.
Optionally, store in storage medium and step: judging whether the first image meets preset condition, corresponding
Computer instruction specifically be performed during, specifically comprise the following steps: to determine human face region from the first image,
And judge whether meet preset relation between the direction of facial image and the direction of the first image in human face region, if symbol
It closes, it is determined that the first image meets the preset condition.
Optionally, store in storage medium and step: judge the direction of facial image and described first in human face region
Whether the relationship between the direction of image meets preset relation, and corresponding computer instruction is during being specifically performed, specifically
Include the steps of determining that out that the direction of the facial image, the direction of the facial image are in the facial image by people
Face lower area is towards the direction of face upper area；Judge the direction of the facial image whether towards the first image
Long side；If the direction of the facial image is towards the long side of the first image, it is determined that the direction of the facial image
Meet the preset relation with the direction of the first image.
Optionally, store in storage medium and step: judge the direction of facial image and described first in human face region
Whether the relationship between the direction of image meets preset relation, and corresponding computer instruction is during being specifically performed, specifically
The perpendicular bisector for including the steps of determining that the first side of the first image is the reference direction of the first image, described
First side is image formed by the first lateral region light collected in the daylighting area of the first image acquisition unit, described
First lateral region is the daylighting area close to the left-hand end of the electronic equipment or the lateral region of right-hand end；It determines described
The direction of facial image, the direction of the facial image are by face lower area in the facial image towards face upper zone
The direction in domain；Judge whether the angle of the direction of the facial image and the reference direction of the first image is less than or equal to set
Threshold value；If the angle is less than the given threshold, it is determined that the direction of the facial image and the direction of the first image
Meet the preset relation.
Optionally, other computer instruction is also stored in storage medium, these computer instructions are with step: if
Meeting, then controls second image acquisition units and obtain the second image, corresponding computer instruction, which is performed before, to be performed,
Include the following steps: that electronic equipment saves the second image obtained when executed.
Optionally, store in storage medium and step: the first image acquisition units are adopted with second acquisition unit
Collection direction is consistent, and described to judge whether the first image meets preset condition, corresponding computer instruction is specifically being performed
In the process, specifically comprise the following steps: to determine human face region from the first image；Judge the area of the human face region
Whether threshold value is reached, if reaching, it is determined that the first image meets the preset condition；Or judge the human face region
Whether the variation of area meets setting condition, if meeting, it is determined that the first image meets the preset condition.
Optionally, other computer instruction is also stored in storage medium, these computer instructions are with step: benefit
The second image is obtained with second image acquisition units, corresponding computer instruction, which is performed before, to be performed, and is being performed
When include the following steps: the electronic equipment be in operation lock state when, however, it is determined that the first image meets described pre-
If condition, then judge whether the facial image in the first image matches with default facial image；If the first image
In facial image match with the default facial image, then set unlocked state for the electronic equipment, and execute benefit
The step of obtaining the second image with second image acquisition units.
Although the preferred embodiment of the application has been described, it is created once a person skilled in the art knows basic
Property concept, then additional changes and modifications may be made to these embodiments.So it includes excellent that the following claims are intended to be interpreted as
It selects embodiment and falls into all change and modification of the application range.
Obviously, those skilled in the art can carry out various modification and variations without departing from the essence of the application to the application
Mind and range.In this way, if these modifications and variations of the application belong to the range of the claim of this application and its equivalent technologies
Within, then the application is also intended to include these modifications and variations.
Claims (16)
1. a kind of image-pickup method is set applied to the electronics with the first image acquisition units and the second image acquisition units
It is standby, which comprises
Real time image collection is carried out using the first image acquisition unit, obtains the first image；
Judge whether the first image meets preset condition；
If satisfied, then controlling second image acquisition units obtains the second image；
Wherein, the preset condition includes:
The first image is able to reflect electronic equipment and is in specific spatial position state, or
The first image can show that electronic equipment and user are in specific relative positional relationship,
It is described to judge whether the first image meets preset condition, comprising:
Human face region is determined from the first image, and judges the direction of facial image and first figure in human face region
Whether meet preset relation between the direction of picture, if meeting, it is determined that the first image meets the preset condition.
2. the method as described in claim 1, which is characterized in that it is described to judge whether the first image meets preset condition,
Specifically: judge whether the first image meets the preset condition using the coprocessor of the electronic equipment.
3. the method as described in claim 1, which is characterized in that it is described judgement human face region in facial image direction with it is described
Whether the relationship between the direction of the first image meets preset relation, comprising:
Determine that the direction of the facial image, the direction of the facial image are in the facial image by face lower area
Towards the direction of face upper area；
Judge the facial image direction whether towards the first image long side；
If the direction of the facial image is towards the long side of the first image, it is determined that the direction of the facial image and institute
The direction for stating the first image meets the preset relation.
4. the method as described in claim 1, which is characterized in that it is described judgement human face region in facial image direction with it is described
Whether the relationship between the direction of the first image meets preset relation, comprising:
The perpendicular bisector for determining the first side of the first image is the reference direction of the first image, and the first side is
Image formed by the first lateral region light collected in the daylighting area of the first image acquisition unit, first lateral zones
Domain is the daylighting area close to the left-hand end of the electronic equipment or the lateral region of right-hand end；
Determine that the direction of the facial image, the direction of the facial image are in the facial image by face lower area
Towards the direction of face upper area；
Judge whether the angle of the direction of the facial image and the reference direction of the first image is less than or equal to given threshold；
If the angle is less than the given threshold, it is determined that the direction of the facial image and the direction of the first image accord with
Close the preset relation.
5. method according to claim 1 or 2, which is characterized in that the first image acquisition unit and second image
The acquisition direction of acquisition unit is consistent, described to judge whether the first image meets preset condition, comprising:
Human face region is determined from the first image；
Judge whether the area of the human face region reaches threshold value, if reaching, it is determined that the first image meets described default
Condition；Or
Judge whether the variation of the area of the human face region meets setting condition, if meeting, it is determined that the first image is full
The foot preset condition.
6. method as claimed in claim 5, which is characterized in that described if satisfied, then controlling the second Image Acquisition list
After member obtains the second image, the method also includes:
The electronic equipment saves second image.
7. method according to claim 1 or 2, which is characterized in that described to obtain the using second image acquisition units
Before two images, further includes:
When the electronic equipment is in operation lock state, however, it is determined that the first image meets the preset condition, then sentences
Whether the facial image in disconnected the first image matches with default facial image；
If the facial image in the first image matches with the default facial image, set the electronic equipment to
Unlocked state, and execute the step of obtaining the second image using second image acquisition units.
8. method according to claim 1 or 2, which is characterized in that the power consumption of the first image acquisition unit is less than described
The power consumption of second image acquisition units；And/or
The resolution ratio of the first image acquisition unit is less than the resolution ratio of second image acquisition units.
9. a kind of electronic equipment, comprising:
First image acquisition units obtain the first image for carrying out real time image collection；
Second image acquisition units, for obtaining the second image；
Processing unit for judging whether the first image meets preset condition, and meets in the first image described pre-
If when condition, indicating that second image acquisition units obtain second image；
Wherein, the preset condition includes:
The first image is able to reflect electronic equipment and is in specific spatial position state, or
The first image can show that electronic equipment and user are in specific relative positional relationship,
The processing unit is specifically used for: determining human face region from the first image, and judges face in human face region
Whether preset relation is met between the direction of image and the direction of the first image, and in the side for judging the facial image
When meeting the preset relation to the direction with the first image, determine that the first image meets the preset condition.
10. electronic equipment as claimed in claim 9, which is characterized in that the processing unit is coprocessor.
11. electronic equipment as claimed in claim 9, which is characterized in that the processing unit is specifically used for: determining the people
The direction of face image, the direction of the facial image are by face lower area in the facial image towards face upper area
Direction；And judge the facial image direction whether towards the first image long side；And judge it is described
The direction of facial image towards the first image long side when, determine direction and the first image of the facial image
Direction meet the preset relation.
12. electronic equipment as claimed in claim 9, which is characterized in that the processing unit is specifically used for: determining described first
The perpendicular bisector of the first side of image is the reference direction of the first image, and the first side is the first image acquisition
Image formed by the first lateral region light collected in the daylighting area of unit, first lateral region are that the daylighting area is leaned on
The nearly left-hand end of the electronic equipment or the lateral region of right-hand end；And determine the direction of the facial image, the people
The direction of face image is by face lower area in the facial image towards the direction of face upper area；And described in judgement
Whether the angle of the reference direction in the direction and the first image of facial image is less than or equal to given threshold；And judging
When stating angle less than the given threshold, the direction in the direction and the first image that determine the facial image meets described pre-
If relationship.
13. the electronic equipment as described in claim 9 or 10, which is characterized in that the processing unit is specifically used for: from described
Human face region is determined in one image；And judge whether the area of the human face region reaches threshold value, and judge it is described
When the area of human face region reaches the threshold value, determine that the first image meets the preset condition；Alternatively, judging the people
Whether the variation of the area in face region meets setting condition, and meets in the variation for the area for judging the human face region described
When setting condition, determine that the first image meets the preset condition.
14. electronic equipment as claimed in claim 13, which is characterized in that the processing unit is specifically used for: described second
After image acquisition units obtain second image, controls the electronic equipment and save second image.
15. the electronic equipment as described in claim 9 or 10, which is characterized in that the processing unit is for utilizing described the
It before two image acquisition units obtain the second image, is also used to: when the electronic equipment is in operation lock state, however, it is determined that
The first image meets the preset condition, then judge facial image in the first image whether with default facial image
Match；It, will be described and when judging that the facial image in the first image and the default facial image match
Electronic equipment is set as unlocked state.
16. the electronic equipment as described in claim 9 or 10, which is characterized in that the small power consumption of the first image acquisition unit
In the power consumption of second image acquisition units；And/or
The resolution ratio of the first image acquisition unit is less than the resolution ratio of second image acquisition units.
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| CN107391985B (en) * | 2017-06-21 | 2020-10-09 | 江苏泮池信息技术有限公司 | Decrypted image verification method, terminal and computer readable storage medium |
| CN107450729B (en) * | 2017-08-10 | 2019-09-10 | 上海木木机器人技术有限公司 | Robot interactive method and device |
| CN107657164A (en) * | 2017-09-26 | 2018-02-02 | 广东欧珀移动通信有限公司 | Unlocking method and related product |
| CN108322649A (en) * | 2018-02-07 | 2018-07-24 | 深圳市沃特沃德股份有限公司 | The control method and device of panorama camera shooting |
| CN109241942B (en) * | 2018-09-29 | 2022-05-03 | 佳都科技集团股份有限公司 | Image processing method and device, face recognition equipment and storage medium |
| CN111246078A (en) * | 2018-11-29 | 2020-06-05 | 北京小米移动软件有限公司 | Image processing method and device |
| CN110855881B (en) * | 2019-11-01 | 2021-07-02 | RealMe重庆移动通信有限公司 | Shooting processing method and device, storage medium and electronic equipment |
| CN110855882B (en) * | 2019-11-01 | 2021-10-08 | RealMe重庆移动通信有限公司 | Shooting processing method and device, storage medium and electronic equipment |
| CN112308914B (en) * | 2020-03-06 | 2024-07-12 | 北京字节跳动网络技术有限公司 | Method, apparatus, device and medium for processing information |
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