CN106303255B - The method and apparatus of quick obtaining target area image - Google Patents
The method and apparatus of quick obtaining target area image Download PDFInfo
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- CN106303255B CN106303255B CN201610773240.4A CN201610773240A CN106303255B CN 106303255 B CN106303255 B CN 106303255B CN 201610773240 A CN201610773240 A CN 201610773240A CN 106303255 B CN106303255 B CN 106303255B
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- luminous point
- target area
- image
- specific location
- original image
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
Abstract
The present invention provides a kind of methods of quick obtaining target area image, which comprises receives photographing instruction, obtains the original image including luminous point；According to the beginning and end of the location lookup target area image of the luminous point in the original image；Image interception is carried out to original image according to the beginning and end, generates target area image.Compared to the prior art, the present invention only needs to click shooting, can automatically obtain target area image, operate it is more convenient, image interception it is more efficient.
Description
Technical field
The invention belongs to field of image processing more particularly to the method and apparatus of quick obtaining target area image.
Background technique
With the development of science and technology, being provided with camera on more and more electronic equipments.The image obtained by camera,
It can be convenient user and field data quickly and effectively acquired.For example, the camera shooting for passing through learning machine includes topic
The image of information, the text information in conjunction with character recognition tool, in available image.According to the progress of the text information of acquisition
Match, can effectively carry out topic search.
In the image of camera acquisition, the image that user needs may be a portion region.Such as in image
Text when being identified, user only needs to identify to include part item content information.Therefore, user would generally carry out image
Interception.It is usually at present the area size for selecting frame by user's adjustment for the interception way of image, user institute can be covered
The topic to be intercepted clicks confirmation key and completes screenshot after the completion of adjustment.
Since the interception needs in the prior art for image are adjusted the size for selecting frame, clicked after the completion of adjustment
Confirmation all operates, and interception process is more troublesome, and is unfavorable for improving interception efficiency.
Summary of the invention
The purpose of the present invention is to provide a kind of method of quick obtaining target area image, with solve the prior art for
The interception needs of image are adjusted the size for selecting frame, and confirmation is clicked after the completion of adjustment and is all operated, interception process is more numb
It is tired, it is unfavorable for the problem of improving interception efficiency.
In a first aspect, the embodiment of the invention provides a kind of method of quick obtaining target area image, the method packet
It includes:
Photographing instruction is received, the original image including luminous point is obtained；
According to the beginning and end of the location lookup target area image of the luminous point in the original image；
Image interception is carried out to original image according to the beginning and end, generates target area image.
With reference to first aspect, it in the first possible implementation of first aspect, in the reception photographing instruction, obtains
Before original image step including luminous point, the method also includes:
Receive the adjustment instruction of light spot position；
According to the adjustment instruction, the first luminous point is adjusted to first position, adjusts the second luminous point to the second position.
With reference to first aspect, it in second of possible implementation of first aspect, in the reception photographing instruction, obtains
Before original image step including luminous point, the method also includes:
Obtain the position data of the usage record of the luminous point；
Position of the higher light spot position of access times as current spot is selected in the usage record.
With reference to first aspect, it in the third possible implementation of first aspect, in the reception photographing instruction, obtains
Before original image step including luminous point, the method also includes:
Receive the switching command of luminous point；
According to the switching command, switch and select the position of luminous point in the multiple groups light spot position prestored
With reference to first aspect, it in the 4th kind of possible implementation of first aspect, in the reception photographing instruction, obtains
Before original image step including luminous point, the method also includes:
The enabled instruction for obtaining the starting image interception class application program generated by hardware switch, according to the enabled instruction
Camera is opened, beam emissions pipe is opened.
Second aspect, the embodiment of the invention provides a kind of device of quick obtaining target area image, described device packets
It includes:
Original image acquiring unit obtains the original image including luminous point for receiving photographing instruction；
Regional search unit, for the starting point according to the location lookup target area image of the luminous point in the original image
And terminal；
Image interception unit generates target area for carrying out image interception to original image according to the beginning and end
Area image.
In conjunction with second aspect, in the first possible implementation of second aspect, described device further include:
Adjustment instruction receiving unit, for receiving the adjustment instruction of light spot position；
Position adjustment unit, for adjusting the first luminous point to first position, adjusting the second luminous point according to the adjustment instruction
To the second position.
In conjunction with second aspect, in second of possible implementation of second aspect, described device further include:
Usage record acquiring unit, the position data of the usage record for obtaining the luminous point；
Light spot position selecting unit is worked as selecting the higher light spot position of access times to be used as in the usage record
The position of preceding luminous point.
In conjunction with second aspect, in the third possible implementation of second aspect, described device further include:
Switching command receiving unit, for receiving the switching command of luminous point；
Light spot position selecting unit, for switching in the multiple groups light spot position prestored and selecting according to the switching command
Select the position of luminous point.
In conjunction with second aspect, in the 4th kind of possible implementation of second aspect, described device further include:
Start unit, for obtaining the enabled instruction of the starting image interception class application program generated by hardware switch, root
Camera is opened according to the enabled instruction, opens beam emissions pipe.
In the present invention, when user needs to intercept the image of acquisition, luminous point, root are set in the image of acquisition
It according to the light spot position of described image, is identified by the position to the luminous point in image, it may be determined that target area image rises
Point and terminal carry out image interception to original image according to the beginning and end, obtain target area image.And the prior art
It compares, the present invention only needs to click shooting, can automatically obtain target area image, operates more convenient, the effect of image interception
Rate is higher.
Detailed description of the invention
Fig. 1 is the implementation flow chart of the method for the quick obtaining target area image that first embodiment of the invention provides；
Fig. 2 is the implementation flow chart of the method for the quick obtaining target area image that second embodiment of the invention provides；
Fig. 3 is the implementation flow chart of the method for the quick obtaining target area image that third embodiment of the invention provides；
Fig. 4 is the implementation flow chart of the method for the quick obtaining target area image that fourth embodiment of the invention provides；
Fig. 5 is the structural schematic diagram of the device for the quick obtaining target area image that fifth embodiment of the invention provides.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
A kind of method for being designed to provide quick obtaining target area image of the embodiment of the present invention, to solve existing skill
Art is in the acquisition process of target area image, needing user to carry out frame choosing on the image of shooting, after the completion of frame choosing, then
Click confirmation key, image required for generating.This image acquisition mode needs the multiple operating procedures of user, and operates
It is more troublesome, so that the efficiency that target area image obtains is lower.With reference to the accompanying drawing, the present invention is further illustrated.
Embodiment one:
Fig. 1 shows the implementation process of the method for the quick obtaining target area image of first embodiment of the invention offer,
Details are as follows:
In step s101, photographing instruction is received, the original image including luminous point is obtained；
In embodiments of the present invention, the photographing instruction can pass through the shooting button under camera application interface
Triggering.The camera application can be the camera journey for needing to obtain the application program of target area image and being called
Sequence.
Luminous point in the original image can be emitted by the LED light or laser lamp being arranged in equipment.It can be in equipment
The upper beam emissions pipe that two or more are set.When the application call camera for obtaining target area image
When program, the beam emissions pipe is opened, when the camera stop of calling, closes the beam emissions pipe accordingly.
In the embodiment of the present invention, before receiving photographing instruction, the method can also include:
The enabled instruction for obtaining the starting image interception class application program generated by hardware switch, according to the enabled instruction
Camera is opened, beam emissions pipe is opened.Described image interception class application program can be the application program etc. searched for topic.
Hardware switch described in the embodiment of the present invention, can be to be preset for starting image interception class application program
And the special switch set.Certainly, the switch can be increased new switch in the terminal, or existing terminal
Some switch on the basis of switch is defined, the combination that can also be switched with two of existing terminal or two.
The enabled instruction, can be in standby or triggering when off-mode in terminal, or at terminal
It is triggered under other application program state of activation.When being in off-mode finally, then first triggering terminal booting, is then being switched on
The enabled instruction of described image interception class application program is handled under state.
In step s 102, according to the starting point of the location lookup target area image of the luminous point in the original image and end
Point；
Specifically, original image described in the embodiment of the present invention, refers to the image directly shot by camera, it is described original
Include the information that certain customers need in image, further include the unwanted information in part, thus original image need to carry out it is subsequent
Intercepting process.It further include other interference informations other than including information required for user in the original image,
It further include the picture of other non-item contents in addition to the topic picture needed including user such as when being searched for for topic.If
User carries out topic search using the full content in original image, then not only can search efficiency be reduced, but also be unfavorable for
Improve the accuracy rate of search.
Luminous point in the original image can carry out brightness detection to image, when brightness value is significantly more than in image
The position of average brightness value can be confirmed as the position where luminous point.
In embodiments of the present invention, the number of the luminous point can be one, or two, or it is more than two.
Lookup can be compared on the original image according to the number of preset luminous point, the number of the luminous point of lookup and predetermined
Number it is identical when, then may be implemented more accurately to search luminous point.
In step s 103, image interception is carried out to original image according to the beginning and end, generates target area figure
Picture.
It, can be according to composition target area image after the position of luminous point has been determined on the original image.For example, working as light
, can be rectangular to angular vertex as one according to two luminous points when the number of point is two, so that it is determined that a rectangle
Region.
When the number of luminous point is greater than two, can be determined in conjunction with the position of position and each luminous point where text
The size of target area, for example can be and each luminous point is connected into area defined.
When the number of luminous point is one, the position of the luminous point can be set to the initial position of target area.Root
The specific location of target area is determined according to the width and height of the size of preset target area, such as target area.Or
The specific location of target area can be determined according to the width of text and preset height in the position of luminous point, image.It is described
The width of text can be obtained by the detection of image.
In invention when user needs to intercept the image of acquisition, luminous point is set in the image of acquisition, according to institute
The light spot position for stating image is identified by the position to the luminous point in image, it may be determined that the starting point of target area image and
Terminal carries out image interception to original image according to the beginning and end, obtains target area image.With prior art phase
Than the present invention only needs to click shooting, can automatically obtain target area image, operates more convenient, the efficiency of image interception
It is higher.
Embodiment two:
Fig. 2 shows second embodiment of the invention provide quick obtaining target area image method implementation process,
Details are as follows:
In step s 201, the adjustment instruction of light spot position is received.
Specifically, light spot position described in the embodiment of the present invention, can be adjusted by adjusting the direction of beam emissions pipe
It is whole.The beam emissions pipe can adjust its launch angle by driving motor, and the control terminal of the driving motor can be with controller
It is connected.The controller can be generated corresponding to touch direction by detecting the specific region of screen or the specific region of equipment
Control instruction realize the purpose to the adjustment of light spot position to effectively control the direction of the launch of beam emissions pipe.
In step S202, according to the adjustment instruction, the first luminous point is adjusted to first position, adjusts the second luminous point to the
Two positions.
In general, settable two luminous points, using the first position of the first luminous point as the initial row of target area
Position, using the second luminous point as the end line position of target area.It can also be using the first position of the first luminous point as target area
First vertex of the rectangle in domain, using the second position of the second luminous point as the second vertex of rectangle, and the first vertex is pushed up with second
Point is diagonal vertex.
In step S203, photographing instruction is received, obtains the original image including luminous point.
In step S204, according to the starting point of the location lookup target area image of the luminous point in the original image and end
Point.
In step S205, image interception is carried out to original image according to the beginning and end, generates target area figure
Picture.
The embodiment of the present invention on the basis of example 1, has further been set for specific Jie to the position of luminous point
It continues, user can accurately adjust the position of luminous point by control modes such as touches, and different target is enabled adaptation to
The acquisition requirement in region.And it, can be by adjusting the distance between equipment and the page for beam emissions pipe adjusted
Distance obtains target area of different sizes.
Embodiment three:
Fig. 3 shows the implementation process of the method for the quick obtaining target area image of third embodiment of the invention offer,
Details are as follows:
In step S301, the position data of the usage record of the luminous point is obtained.
In embodiments of the present invention, all to be used by luminous point acquisition target area image before for current time
The record data of beam emissions pipe recorded.
The number used when for example, being in state A for beam emissions pipe (one group or multiple) is 20 times, is in state
The access times of B are 103 times, and the access times in state C are 13 times ....Emit light using a beam emissions pipe every
When beam intercepts target area image, it is updated in data record accordingly.
In step s 302, select the higher light spot position of access times as current spot in the usage record
Position.
According to the data of the usage record of the beam emissions pipe, available beam emissions pipe is corresponding in different location
Number information, it is preferential to adjust the beam emissions pipe position more to access times according to the number information.
In step S303, photographing instruction is received, obtains the original image including luminous point.
In step s 304, according to the starting point of the location lookup target area image of the luminous point in the original image and end
Point.
In step S305, image interception is carried out to original image according to the beginning and end, generates target area figure
Picture.
On the basis of example 1, the position for automatically selecting the more beam emissions pipe of access times carries out light to the present invention
The setting of point, the equipment that the completion beam emissions pipe of quick and convenient can be enabled a user to, and adjustable finishing equipment and shooting
The distance between page, so that the position of same beam emissions pipe is adapted to the function of the search of the target area of different height
Can, while easy to use, accuracy rate is high.
Example IV:
Fig. 4 shows the implementation process of the method for the quick obtaining target area image of fourth embodiment of the invention offer,
Details are as follows:
In step S401, the switching command of luminous point is received.
The luminous point switching command, it can be understood as the finger that the position of the beam emissions pipe of transmitting luminous point is switched over
It enables.By changing the position of beam emissions pipe, the position of luminous point in image can be changed accordingly.
In step S402, according to the switching command, switch and select luminous point in the multiple groups light spot position prestored
Position.
By the way that the position of multiple groups luminous point is stored in advance, and light spot position can be set by user oneself.The sequence of switching
It can also change according to the needs of users and flexibly.The position of the luminous point prestored can be the position of more commonly used luminous point
It sets.
When user sends switching command, the position of luminous point can be switched in a predetermined sequence, or can also be with
It switches at random.
In step S403, photographing instruction is received, obtains the original image including luminous point；
In step s 404, according to the starting point of the location lookup target area image of the luminous point in the original image and end
Point；
In step S405, image interception is carried out to original image according to the beginning and end, generates target area figure
Picture.
The embodiment of the present invention and embodiment three the difference is that, the embodiment of the present invention is by prestoring the position of multiple groups luminous point
It sets, can be switched in different light spot positions by switching command, so that the efficiency that light spot position changes effectively is improved,
Improve the acquisition efficiency of target area image.
Embodiment five:
Fig. 5 is the structural schematic diagram of the device of quick obtaining target area image provided in an embodiment of the present invention, is described in detail such as
Under:
The device of quick obtaining target area image described in the embodiment of the present invention, comprising:
Original image acquiring unit 501 obtains the original image including luminous point for receiving photographing instruction；
Regional search unit 502, for according to the location lookup target area image of the luminous point in the original image
Beginning and end；
Image interception unit 503 generates target for carrying out image interception to original image according to the beginning and end
Area image.
Preferably, described device further include:
Adjustment instruction receiving unit, for receiving the adjustment instruction of light spot position；
Position adjustment unit, for adjusting the first luminous point to first position, adjusting the second luminous point according to the adjustment instruction
To the second position.
Preferably, described device further include:
Usage record acquiring unit, the position data of the usage record for obtaining the luminous point；
Light spot position selecting unit is worked as selecting the higher light spot position of access times to be used as in the usage record
The position of preceding luminous point.
Preferably, described device further include:
Switching command receiving unit, for receiving the switching command of luminous point；
Light spot position selecting unit, for switching in the multiple groups light spot position prestored and selecting according to the switching command
Select the position of luminous point.
Preferably, described device further include:
Start unit, for obtaining the enabled instruction of the starting image interception class application program generated by hardware switch, root
Camera is opened according to the enabled instruction, opens beam emissions pipe.
The device of quick obtaining target area image described in the embodiment of the present invention, with the quick obtaining of embodiment one to four
The method of target area image is corresponding, so here is no more repetition.
In several embodiments provided by the present invention, it should be understood that disclosed device and method can pass through it
Its mode is realized.For example, the apparatus embodiments described above are merely exemplary, for example, the division of the unit, only
Only a kind of logical function partition, there may be another division manner in actual implementation, such as multiple units or components can be tied
Another system is closed or is desirably integrated into, or some features can be ignored or not executed.Another point, it is shown or discussed
Mutual coupling, direct-coupling or communication connection can be through some interfaces, the INDIRECT COUPLING or logical of device or unit
Letter connection can be electrical property, mechanical or other forms.
The unit as illustrated by the separation member may or may not be physically separated, aobvious as unit
The component shown may or may not be physical unit, it can and it is in one place, or may be distributed over multiple
In network unit.It can select some or all of unit therein according to the actual needs to realize the mesh of this embodiment scheme
's.
It, can also be in addition, the functional units in various embodiments of the present invention may be integrated into one processing unit
It is that each unit physically exists alone, can also be integrated in one unit with two or more units.Above-mentioned integrated list
Member both can take the form of hardware realization, can also realize in the form of software functional units.
If the integrated unit is realized in the form of SFU software functional unit and sells or use as independent product
When, it can store in a computer readable storage medium.Based on this understanding, technical solution of the present invention is substantially
The all or part of the part that contributes to existing technology or the technical solution can be in the form of software products in other words
It embodies, which is stored in a storage medium, including some instructions are used so that a computer
Equipment (can be personal computer, server or the network equipment etc.) executes the complete of each embodiment the method for the present invention
Portion or part.And storage medium above-mentioned include: USB flash disk, mobile hard disk, read-only memory (ROM, Read-Only Memory),
Random access memory (RAM, Random Access Memory), magnetic or disk etc. be various to can store program code
Medium.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (10)
1. a kind of method of quick obtaining target area image, which is characterized in that the described method includes:
Photographing instruction is received, the original image including luminous point is obtained；
The specific location of target area is determined according to the position of the luminous point in the original image；Specifically, when the number of luminous point
When being one, it sets the position of the luminous point to the initial position of target area, the size according to preset target area is true
The specific location of the target area calmly, or, according to the width of text in the original image and the determination of preset height
The specific location of target area；It is rectangular true to angular vertex using two luminous points as one when the number of luminous point is two
The specific location of the fixed target area；When the number of luminous point is greater than two, position and each light in conjunction with where text
The position of point determines the specific location of the target area；
Image interception is carried out to original image according to the specific location of the target area, generates target area image；
The luminous point is emitted by two or more beam emissions pipe, and the direction or position of beam emissions pipe can adjust
It is whole.
2. method according to claim 1, which is characterized in that in the reception photographing instruction, obtaining includes the original of luminous point
Before image step, the method also includes:
Receive the adjustment instruction of light spot position；
According to the adjustment instruction, the first luminous point is adjusted to first position, adjusts the second luminous point to the second position.
3. method according to claim 1, which is characterized in that in the reception photographing instruction, obtaining includes the original of luminous point
Before image step, the method also includes:
Obtain the position data of the usage record of the luminous point；
Position of the higher light spot position of access times as current spot is selected in the usage record.
4. method according to claim 1, which is characterized in that in the reception photographing instruction, obtaining includes the original of luminous point
Before image step, the method also includes:
Receive the switching command of luminous point；
According to the switching command, switch and select the position of luminous point in the multiple groups light spot position prestored.
5. method according to claim 1, which is characterized in that in the reception photographing instruction, obtaining includes the original of luminous point
Before image step, the method also includes:
The enabled instruction for obtaining the starting image interception class application program generated by hardware switch, is opened according to the enabled instruction
Camera opens beam emissions pipe.
6. a kind of device of quick obtaining target area image, which is characterized in that described device includes:
Original image acquiring unit obtains the original image including luminous point for receiving photographing instruction；
Regional search unit, for determining the specific location of target area according to the position of the luminous point in the original image；Tool
Body is, when the number of luminous point is one, the position of the luminous point to be set to the initial position of target area, according to preset
The size of target area determines the specific location of the target area, or, according to the width of text in the original image and in advance
If height determine the specific location of the target area；It is when the number of luminous point is two, two luminous points are long as one
The rectangular specific location that the target area is determined to angular vertex；When the number of luminous point is greater than two, in conjunction with where text
Position and the position of each luminous point determine the specific location of the target area；
Image interception unit generates mesh for carrying out image interception to original image according to the specific location of the target area
Mark area image；
The device further includes two or more beam emissions pipe, for emitting luminous point, the direction of beam emissions pipe or
Position is adjustable.
7. device according to claim 6, which is characterized in that described device further include:
Adjustment instruction receiving unit, for receiving the adjustment instruction of light spot position；
Position adjustment unit adjusts the second luminous point to for according to the adjustment instruction, adjusting the first luminous point to first position
Two positions.
8. device according to claim 6, which is characterized in that described device further include:
Usage record acquiring unit, the position data of the usage record for obtaining the luminous point；
Light spot position selecting unit, for selecting the higher light spot position of access times as current light in the usage record
The position of point.
9. device according to claim 6, which is characterized in that described device further include:
Switching command receiving unit, for receiving the switching command of luminous point；
Light spot position selecting unit, for switching and selecting light in the multiple groups light spot position prestored according to the switching command
The position of point.
10. device according to claim 6, which is characterized in that described device further include:
Start unit, for obtaining the enabled instruction of the starting image interception class application program generated by hardware switch, according to institute
It states enabled instruction and opens camera, open beam emissions pipe.
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| CN201610773240.4A CN106303255B (en) | 2016-08-30 | 2016-08-30 | The method and apparatus of quick obtaining target area image |
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| CN104090761A (en) * | 2014-07-10 | 2014-10-08 | 福州瑞芯微电子有限公司 | Screenshot application device and method |
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| CN105825721A (en) * | 2016-03-16 | 2016-08-03 | 广东小天才科技有限公司 | Questioning method and device via shooting and intelligent equipment |
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| CN102918828A (en) * | 2010-05-31 | 2013-02-06 | 株式会社Pfu | Overhead scanner apparatus, image processing method, and program |
| CN102663791A (en) * | 2012-03-20 | 2012-09-12 | 上海量明科技发展有限公司 | Method aimed at editing screenshot area and client-side thereof |
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| CN106303255A (en) | 2017-01-04 |
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