CN106331465A - Image acquisition device and auxiliary shooting method thereof - Google Patents
Image acquisition device and auxiliary shooting method thereof Download PDFInfo
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- CN106331465A CN106331465A CN201510380933.2A CN201510380933A CN106331465A CN 106331465 A CN106331465 A CN 106331465A CN 201510380933 A CN201510380933 A CN 201510380933A CN 106331465 A CN106331465 A CN 106331465A
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Abstract
The invention provides an image acquisition device and an auxiliary shooting method thereof. The method comprises the following steps of obtaining an image positioned at a first side of the image acquisition device, detecting at least one object in the image, and according to position information of the target in the image, outputting a prompt signal at the first side of the image acquisition device. The image acquisition device and the auxiliary shooting method can concretely indicate the current position of the object in the image, enable the user to intuitively determine the composition of a currently-shot image, and facilitate the user to carry out selfie using a rear lens, so that the operation experience is improved.
Description
Technical field
The present invention relates to a kind of image acquiring device, particularly relate to a kind of can the image autodyned of assisting user
Acquisition device and auxiliary shooting method thereof.
Background technology
Along with the development of science and technology, intelligent image acquisition device miscellaneous, the most plate computer, individual
People's digital assistant and smart mobile phone etc., it has also become the instrument that modern is indispensable.Wherein, senior
The camera lens that intelligent image acquisition device is carried is equally matched, even with traditional consumption type camera
Can replace, minority is senior to be had more close to digital single anti-pixel and image quality.
It is said that in general, when the image acquiring device of user camera lens and rear lens before use has,
Front camera lens would generally be opened autodyne.Front camera lens and screen are just being configured at image acquiring device jointly
Face, therefore user may utilize the dynamic previewing picture shown by screen and inspects the composition of shooting image.So
And, the specification of front camera lens is often inferior to the specification of rear lens.Although additional wide-angle lens or by wireless
Connect and can improve, with external camera, the problem that front camera lens specification is the best, but not Portable belt, and also exist
The puzzlement being awkward.If it addition, user open rear lens autodyne, then can because of faced by
It is the back side of image acquiring device, and composition cannot be inspected by screen, it is impossible to determine the face of user
Whether image enters among shooting image.
Summary of the invention
In view of this, the present invention provides a kind of image acquiring device and auxiliary shooting method thereof, and it can provide
Convenient and intuition mode assisting user is autodyned.
The present invention proposes the auxiliary shooting method of a kind of image acquiring device.Described method includes that acquisition is positioned at
The image of the first side of image acquiring device, detection at least one object in the picture, and foundation
Described object positional information in the picture, with the first side output cue at image acquiring device.
The present invention separately proposes a kind of image acquiring device.Described image acquiring device includes image acquisition unit
And processing unit.Image acquisition unit obtains the image of the first side being positioned at image acquiring device.Process
Unit couples image acquisition unit, detects at least one object in the picture, and according to described mesh
Mark thing positional information in the picture, with the first side output cue at image acquiring device.
Based on above-mentioned, image acquiring device that the embodiment of the present invention is proposed and auxiliary shooting method thereof, its
Object positional information in the picture can be detected and export the cue of correspondence, with in particular to illustrating
Object current position in the picture, allows user can intuitively judge to shoot at present the composition of image,
Being easy to user uses rear lens to autodyne, and then lifting operation is experienced.
For the features described above of the present invention and advantage can be become apparent, special embodiment below, and coordinate
Accompanying drawing is described in detail below.
Accompanying drawing explanation
Fig. 1 is the block chart according to the image acquiring device shown by one embodiment of the invention；
Fig. 2 is the stream of the auxiliary shooting method according to the image acquiring device shown by one embodiment of the invention
Cheng Tu；
Fig. 3 is the schematic diagram according to the image acquiring device shown by one embodiment of the invention；
Fig. 4 is according to the example shown by one embodiment of the invention；
Fig. 5 is according to the example shown by one embodiment of the invention；
Fig. 6 is according to the example shown by one embodiment of the invention.
Description of reference numerals:
100: image acquiring device；
100A: front；
100B: the back side；
110: image acquisition unit；
120: display unit；
130: processing unit；
140: indicator；
150: storage element；
400,500,600: image；
B1～B25: region；
L1～L9: light emitting diode；
R1～R5: row；
T1～T4: object；
S210～S230: step.
Detailed description of the invention
In order to facilitate user use rear lens autodyne, the embodiment of the present invention can by indicator with after
Camera lens is arranged at the same side of image acquiring device, and target detected in the image acquired in rear lens
During thing (that is, the face image of user), utilize indicator to synchronize instruction object in the picture
Position relatively, allows user only need to inspect the information of indicator output, just can learn current shooting figure
The composition of picture, and then decide whether to adjust the user relative position with image acquiring device to take
The picture wanted.Thereby, the embodiment of the present invention, can by synchronizing prompting object position in the picture
Offer intuition and easily mode assist user to use rear lens to complete to autodyne.In making the present invention
Appearance can become apparent from, and the example below can implemented according to this as the present invention for several embodiments is said
Bright.
Fig. 1 is the block chart according to the image acquiring device shown by one embodiment of the invention.Refer to figure
1, image acquiring device 100 e.g. digital camera, slr camera, digital code camera or other have
The electronics dresses such as the smart mobile phone of image-acquisition functions, panel computer, personal digital assistant, notebook computer
Putting, the present invention is not limited.Image acquiring device 100 can at least include image acquisition unit 110,
Processing unit 130 and indicator 140, its function is described below.
Image acquisition unit 110 includes photo-sensitive cell, in order to sense entrance image acquisition unit 110 respectively
Light intensity, and then produce image respectively.Described photo-sensitive cell e.g. charge coupled cell
(Charge Coupled Device, hereinafter referred to as CCD), Complimentary Metal-Oxide quasiconductor
(Complementary Metal-Oxide Semiconductor, hereinafter referred to as CMOS) element or other
Element, the present invention does not limits at this.In the present embodiment, image acquisition unit 110 is configurable on image
First side of acquisition device 100, in order to obtain the image of the first side being positioned at image acquiring device 100.
The back side of the first described side e.g. image acquiring device 100.
Processing unit 130 e.g. CPU (Central Processing Unit, hereinafter referred to as
CPU), or the microprocessor (Microprocessor) of other programmable general services or specific use,
Digital signal processor (Digital Signal Processor, hereinafter referred to as DSP), Programmable Logic Controller,
ASIC (Application Specific Integrated Circuits, hereinafter referred to as ASIC),
Programmable logic device (Programmable Logic Device, hereinafter referred to as PLD) or other similar dresses
Put or the combination of these devices.Processing unit 130 is coupled to image acquisition unit 110 and display unit
120, it is in order to control the overall operation of image acquiring device 100.
Indicator 140 couples processing unit 130, in order to export information according to indication signal.?
In the present embodiment, indicator 140 can be arranged in image acquiring device 100 with image acquisition unit 110
The same side, the such as back side of image acquiring device 100.With image acquiring device 100 for smart mobile phone it is
Example, it indicates that device 140 can be arranged in smart mobile phone with rear lens (that is, image acquisition unit 110)
The back side, and it is positioned at opposite sides with the screen of smart mobile phone.Indicator 140 such as includes arranging with array
Multiple light emitting diodes.These light emitting diodes can be arranged in one-dimensional array, two-dimensional array and/or its group
Close.For example, with crosswise arrangement light emitting diode can be considered as two mutually perpendicular one-dimensional
The combination of array.Additionally, indicator 140 can also be arranged into other given shape by light emitting diode
(such as: label pattern etc.), this is not intended to by the present invention.
Additionally, image acquiring device 100 also includes storage element 150, and optionally configure display
Unit 120, and it is not limited to this.Display unit 120 e.g. liquid crystal display (Liquid Crystal
Display, hereinafter referred to as LCD), light emitting diode (Light-Emitting Diode, hereinafter referred to as LED)
Display, Field Emission Display (Field Emission Display, hereinafter referred to as FED) or other kinds
Display.Additionally, display unit 120 can also be by above-mentioned display and resistance-type, condenser type,
The contact panel such as optical profile type, ultrasonic type combines, it is possible to provide display and touch control operation function simultaneously.
Display unit 120 is such as in order to show the image acquired in image acquisition unit 110, to provide user
Inspect the preview screen of acquired image.Display unit 120 is configurable on image acquiring device 100
Second side, the e.g. front of image acquiring device 100, and lay respectively at image acquisition unit 110
The opposite side of image acquiring device 100.
Then may be used to store data (such as, acquired in image acquisition unit 110 as storage element 150
Image or processing unit 130 produced by the data such as positional information, cue), and couple
Access to processing unit 130 for processing unit 130.Storage element 150 is the most any form of solid
Fixed pattern or packaged type random access memory (Random Access Memory, hereinafter referred to as RAM),
Read only memory (Read-Only Memory, hereinafter referred to as ROM), flash memory (Flash Memory),
Hard disk or other similar devices or a combination thereof.
Fig. 2 is the stream of the auxiliary shooting method according to the image acquiring device shown by one embodiment of the invention
Cheng Tu, and it is applicable to the image acquiring device 100 of Fig. 1.Below i.e. collocation each element shown in Fig. 1
The detailed step of this method is described.
Referring to Fig. 1 and Fig. 2, in step S210, image acquisition unit 110 obtains and is positioned at figure
Image as the first side of acquisition device 100.Specifically, image described herein refers to work as image
When acquiring unit 110 is activated (such as, user opens the application program of camera), by Image Acquisition
Unit 110 obtains and is temporarily stored in the preview screen of storage element 150.With image acquiring device 100
As a example by second side is configured with the situation (such as, the front configuration screen of smart mobile phone) of display unit 120, institute
State image to show on screen, to provide the composition of the current shooting picture of user preview.
In step S220, processing unit 130 detects at least one object in the picture.Described mesh
The face image of mark thing e.g. user.In detail, in the present embodiment, processing unit 130 can example
As performed human face recognition algorithm, use and judge whether image includes facial image.Fill with Image Acquisition
As a example by putting 100 electronic installations being use Android operation system, then processing unit 130 such as can be by peace
The face characteristic that Face datection (face detection) function that tall and erect operating system is supported is come in recognisable image
Or its relevant information, thus detect object in the picture.
Then, in step S230, processing unit 130 according to object positional information in the picture,
With the first side output cue at image acquiring device 100.
First the positional information how determining object is illustrated.In one embodiment, processing unit
130 positions that such as can be represented object by the zones of different in image.Specifically, list is processed
Unit 130 can divide an image into multiple region, according to object size and location in the picture, it is judged that
Object is the most least partially overlapped to obtain judged result with the described region of image, and according to judging
As a result, the region overlapping with object in the described region positional information as object is set.It is worth mentioning
, the area that above-mentioned judged result is e.g. contained according to face characteristic determines and object weight
Folded region.Briefly, processing unit 130 can use region overlapping with object in image to represent
The position of object.
Additionally, processing unit 130 also can carry out the update action of cue according to the change of positional information.
In detail, owing to image acquisition unit 110 can obtain the image preview screen with offer shooting continuously,
Therefore, as long as user is parked in the front of image acquisition unit 110 the most statically, the position of object
Information is possible to change.Particularly, when the positional information of object changes, processing unit 130
Cue will be updated accordingly, thereby realize the continuous detecting of the positional information for object, and
The cue that synchronism output is corresponding.
It should be noted that, indicator 140 is configured in the first side of image acquiring device 100, in order to connect
Receive the cue that processing unit 130 is exported.In one embodiment, indicator 140 can include with battle array
Multiple light emitting diodes of row arrangement.Therefore, processing unit 130 just can change according to cue
Array corresponds to the opening of at least one light emitting diode of positional information, to control indicator 140
Export information accordingly, thereby in particular to illustrating object current position in the picture.
In this measure one embodiment explanation.Fig. 3 is to fill according to the Image Acquisition shown by one embodiment of the invention
The schematic diagram put, it is shown specifically front 100A (that is, the image acquiring device of image acquiring device 100
Second side of 100) and back side 100B (that is, the first side of image acquiring device 100) using as model
Example.Refer to Fig. 3, in this example it is shown that unit 120 is configured at image acquiring device 100
Front 100A, and image acquisition unit 110 and indicator 140 are configured at image acquiring device 100
Back side 100B.Therefore, when user uses image acquisition unit 110 to autodyne, processing unit 130
In addition to showing the image accessed by current image acquisition unit 110 on display unit 120, also
Indicator 140 can be controlled and export the information of correspondence, to refer specifically to the face image of the person of being shown with
(that is, object) position in the picture.
Processing unit 130 controls indicator 140, and to export illustrating of information following.Continuing with ginseng
According to Fig. 3, the indicator 140 of the present embodiment is made up of 9 light emitting diode L1～L9.Wherein, send out
Optical diode L1～L2, L7, L3～L4 can be considered the one-dimensional array being arranged in the horizontal direction, luminescence two
Pole pipe L5～L9 can be arranged in one-dimensional array vertically, and above-mentioned two one-dimensional array assembled arrangement
Become a symmetrical cross shape.Additionally, processing unit 130 can divide an image into the 25 of 5 row 5 row
Individual region B1～B25.Therefore, processing unit 130 is overlapping with object in may utilize region B1～B25
Region represents object position in the picture, and utilizes region B1～B25 and light emitting diode
L1～L9 corresponding relation in position, to use indication signal to light (or unlatching) indicator 140
In the light emitting diode that is positioned on ad-hoc location, thereby output instruction information points out user object
Position.
Fig. 4 Yu Fig. 5 is according to the example shown by one embodiment of the invention respectively.Fig. 4's Yu Fig. 5
In example, the device architecture of image acquiring device 100 is similar with previous embodiment, therefore omits in the drawings
Part shown by reference numeral is so that understanding explanation.
Please also refer to Fig. 4.In this example, image acquisition unit 110 obtains image 400.Processing unit
130 detect object T1 in image 400, and judge the region overlapping with object T1, and incite somebody to action
Object T1 positional information in image 400 is set as region B11, B12.Therefore, processing unit
The light emitting diode that 130 exportable indication signals are region B11, B12 with change corresponding to positional information
The opening of L1, L2, such as, control to light light emitting diode L1, L2, and close indicator 140
In other light emitting diodes L3～L9, thereby prompting object T1 be positioned at the left in image 400.
Then, refer to Fig. 5, if user adjusts the phase para-position between its with image acquiring device 100
Put so that image acquisition unit 110 gets image 500.Now, processing unit 130 is at image 500
In object T1 detected, and judge the region overlapping with object T1, and by object T1 at image
Positional information in 500 is set as region B4, B5, B9, B10.Now, processing unit 130 can depend on
Update exported indication signal according to the change of above-mentioned positional information, with change corresponding to region B4, B5,
The opening of light emitting diode L3, L4, L5, L6 of B9, B10, such as, control to light luminous two
Pole pipe L3, L4, L5, L6, and close other light emitting diodes L1～L2, L7～L9 in indicator 140,
The upper right side of image 500 it is positioned at prompting user object T1 now.
Thereby, the present embodiment is by changing the light emitting diode corresponding with the positional information of object T1
Opening, to utilize the light emitting diode being lit in indicator 140 to refer to as information, correspondence
The current position of object T1 is shown, allows user can intuitively judge whether its face image is positioned at figure
Among Xiang, and then decide whether to adjust the relative position between user and image acquiring device 100,
To shoot the composition picture that user is wanted.
It is noted that previous embodiment is by lighting multiple light emitting diode as information simultaneously,
Accurately to indicate object position in the picture.But, the embodiment of the present invention is not limiting as indicator
The quantity of the light emitting diode lighted needed for 140 output informations, such as, processing unit 130 also may be used
Only light a light emitting diode and just indicate object position in the picture.
It addition, previous embodiment explanation is an embodiment during user auto heterodyne, but the present invention is real
Execute the auxiliary shooting method that example proposed to be equally applicable to many people and autodyne.Hereinafter illustrate for embodiment again.
In one embodiment, when processing unit 130 detect include multiple object in the picture time, place
Reason unit 130 can be according to object size and location in the picture, and according to the phase between object
To position, and calculate the positional information of object.Then, processing unit 130 is again according to these targets
The positional information of thing, exports the cue of these objects with the first side at image acquiring device 100.
Specifically, in the present embodiment, processing unit 130 can for the position of each object, and
Different light emitting diodes is used to indicate respectively.Particularly, in order to simplify presenting of information
Mode, processing unit 130 also can relative position between comparison object thing further, with for these mesh
Mark thing relative position relation on a specific direction exports the cue of correspondence.Fig. 6 used below
Example illustrate.
Fig. 6 is according to the example shown by one embodiment of the invention.Refer to Fig. 6, in this example,
Image acquisition unit 110 obtains image 600.Processing unit 130 detects object in image 600
T2、T3、T4.Processing unit 130 can according to object T2, T3, T4 other size, position,
And the relative position of comparison object thing T2, T3, T4, and then determine that use is positioned at sending out of same vertical line
Optical diode or the light emitting diode being positioned on same level line is to indicate object T2, T3, T4
Position relatively.In the example of Fig. 6, region B1～B25 can every five form a line to form first
Arrange to the 5th row R1～R5.Processing unit 130 can lay respectively at image according to object T2, T3, T4
First row R1, the 3rd row R3 in 600 and the 4th row R4, thus select in illuminating indicators 140
Light emitting diode L5, L7, L8.In other words, processing unit 130 can be for object T2, T3, T4
Relative position relation in vertical direction exports the cue of correspondence.
It is noted that processing unit 130 also can calculate object while object being detected
Quantity, is now applicable to people's auto heterodyne (embodiment of such as Fig. 4, Fig. 5) with judgement or many people is oneself
Clap the situation of (embodiment of such as Fig. 6), and adjust the quantity of the light emitting diode lighted according to this.
Such as, in the embodiment in fig 6, if object T2, T3 leave image, and only remain object T4 and exist
Time in image, processing unit 130 can determine whether now to be autodyned by many people and becomes people's auto heterodyne, and adaptively
Switch to light light emitting diode L3, L4, accurately to indicate object position in the picture.
Although it addition, above-described embodiment all coming finger being arranged in multiple light emitting diodes of cross shape
Show that device 140 illustrates, but the embodiment of the present invention is not limiting as the embodiment of indicator 140.At it
In his embodiment, indicator 140 can also be the two-dimensional array of a plurality of light emitting diode arrangement,
Such as arranged into, by 25 light emitting diodes, the matrix array that 5 row 5 arrange.At this under design, these are luminous
Diode can be respectively intended to corresponding region B1～B25 according to its arrangement position in matrix array.Application is originally
Embodiment person can according to its design requirement adjust adaptively the quantity of light emitting diode, arrangement mode and with
Transformational relation between viewing area.
In sum, image acquiring device that the embodiment of the present invention is proposed and auxiliary shooting method thereof, its
Object positional information in the picture can be detected and export the cue of correspondence, to send out by changing
The opening of light emitting diode corresponding with the positional information of object in light diode array, thus
Specifically instruction object current position in the picture.Consequently, it is possible to user can intuitively be sentenced
The disconnected composition shooting image at present, it is simple to user uses rear lens to autodyne, and is applicable to a people
Autodyne or the situation of many people auto heterodyne, and then lifting operation is experienced.
Last it is noted that various embodiments above is only in order to illustrate technical scheme, rather than right
It limits；Although the present invention being described in detail with reference to foregoing embodiments, this area common
Skilled artisans appreciate that the technical scheme described in foregoing embodiments still can be modified by it,
Or the most some or all of technical characteristic is carried out equivalent；And these amendments or replacement, and
The essence not making appropriate technical solution departs from the scope of various embodiments of the present invention technical scheme.
Claims (10)
1. the auxiliary shooting method of an image acquiring device, it is characterised in that including:
Obtain the image of the first side being positioned at described image acquiring device；
The detection at least one object in described image；And
According to described at least one object positional information in described image, to fill in described Image Acquisition
The described first side output cue put.
The auxiliary shooting method of image acquiring device the most according to claim 1, it is characterised in that
According to described at least one object described positional information in described image, to fill in described Image Acquisition
The step that described first side put exports described cue includes:
Dividing described image is multiple region；
According to described at least one object size and location in described image, it is judged that described at least one mesh
Mark thing is the most least partially overlapped to obtain judged result with the plurality of region of described image；And
According to described judged result, set district overlapping with described at least one object in the plurality of region
Territory be described in the described positional information of at least one object.
The auxiliary shooting method of image acquiring device the most according to claim 1, it is characterised in that
According to described at least one object described positional information in described image, to fill in described Image Acquisition
The step that described first side put exports described cue includes:
Change according to described positional information carries out the update action of described cue.
The auxiliary shooting method of image acquiring device the most according to claim 1, it is characterised in that
Described at least one object includes multiple object, and according to described at least one object in described image
Described positional information, export described cue with described first side at described image acquiring device
Step includes:
According to the plurality of object size and location in described image and according to the plurality of target
Relative position between thing, calculates the positional information of the plurality of object；And
According to the plurality of positional information of the plurality of object, with the institute at described image acquiring device
State the first side and export the cue of the plurality of object.
The auxiliary shooting method of image acquiring device the most according to claim 1, it is characterised in that
Described image acquiring device includes that indicator, described indicator include with multiple light-emitting diodes of array arrangement
Manage, and described method also include:
Correspond to described positional information in described array at least one is changed according to described cue
The opening of optical diode, to control described indicator output information.
6. an image acquiring device, it is characterised in that including:
Image acquisition unit, obtains the image of the first side being positioned at described image acquiring device；And
Processing unit, couples described image acquisition unit, detects at least one object in described image,
And according to described at least one object positional information in described image, to fill in described Image Acquisition
The described first side output cue put.
Image acquiring device the most according to claim 6, it is characterised in that described image includes many
Individual region, and described processing unit is according to described at least one object size and location in described image,
At least one object described in judgement is the most least partially overlapped to obtain with the plurality of region of described image
Judged result, and according to described judged result, set in the plurality of region with described at least one target
The overlapping region of thing be described in the described positional information of at least one object.
Image acquiring device the most according to claim 6, it is characterised in that described processing unit depends on
Change according to described positional information carries out the update action of described cue.
Image acquiring device the most according to claim 6, it is characterised in that described at least one target
Thing includes multiple object, and described processing unit is according to big in described image of the plurality of object
Little and position and according to the relative position between the plurality of object, calculates the plurality of object
Positional information, and the plurality of positional information according to the plurality of object, to obtain at described image
Described first side that fetching is put exports the cue of the plurality of object.
Image acquiring device the most according to claim 6, it is characterised in that also include:
Indicator, couples described processing unit, and described indicator includes with multiple luminous the two of array arrangement
Pole is managed,
Wherein said processing unit changes in described array corresponding to institute's rheme according to described cue
The opening of at least one light emitting diode of confidence breath, to control described indicator output information.
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| CN109490829B (en) * | 2017-09-11 | 2023-03-24 | 宏碁股份有限公司 | Multi-person positioning system and multi-person positioning method |
| CN111448606A (en) * | 2017-12-08 | 2020-07-24 | 三星电子株式会社 | Display device and control method thereof |
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Application publication date: 20170111 |