CN106408560A - Method and apparatus for acquiring effective image quickly - Google Patents
Method and apparatus for acquiring effective image quickly Download PDFInfo
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- CN106408560A CN106408560A CN201610804565.4A CN201610804565A CN106408560A CN 106408560 A CN106408560 A CN 106408560A CN 201610804565 A CN201610804565 A CN 201610804565A CN 106408560 A CN106408560 A CN 106408560A
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- effective image
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/017—Gesture based interaction, e.g. based on a set of recognized hand gestures
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/048—Interaction techniques based on graphical user interfaces [GUI]
- G06F3/0481—Interaction techniques based on graphical user interfaces [GUI] based on specific properties of the displayed interaction object or a metaphor-based environment, e.g. interaction with desktop elements like windows or icons, or assisted by a cursor's changing behaviour or appearance
- G06F3/04812—Interaction techniques based on cursor appearance or behaviour, e.g. being affected by the presence of displayed objects
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/10—Image acquisition modality
- G06T2207/10048—Infrared image
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Studio Devices (AREA)
- Position Input By Displaying (AREA)
Abstract
The present invention provides a method for quickly acquiring an effective image. The method includes the following steps that: a pre-set start instruction is received, and a camera and an infrared sensor are started; the position of effective content in an original image taken by the camera is determined according to the position of the finger of a user which is collected by the infrared sensor; and an effective image intercepted from the original image is obtained according to the position of the effective content. With the method of the invention adopted, the user can touch an actual position through a finger so as to obtain the effective image, and therefore, operation is more convenient, and the efficiency of image interception is high.
Description
Technical field
The invention belongs to image processing field, more particularly, to a kind of method and apparatus of quick obtaining effective image.
Background technology
With scientific and technological development, increasing electronic equipment is provided with photographic head.The image being obtained by photographic head,
Can facilitate user that field data is fast and effectively gathered.Such as, shot by the photographic head of learning machine and include exercise question
The image of information, in conjunction with character recognition tool, can obtain the Word message in image.Word message according to obtaining is carried out
Join, can effectively carry out exercise question search.
In the image of photographic head collection, the image that user needs is probably a portion region.Such as in image
Word when being identified, user only needs to identification and includes part item content information.Therefore, user would generally be carried out to image
Intercept.Interception way for image typically selects the area size of frame so as to user institute can be covered by user's adjustment at present
Exercise question to be intercepted, after the completion of adjustment, clicks on and confirms that button completes sectional drawing.
Due to intercepting needs for image in prior art, the size selecting frame is adjusted, clicks on after the completion of adjustment
Confirm all to operate, intercepting process more bothers, be unfavorable for improving intercepting efficiency.
Content of the invention
It is an object of the invention to provide a kind of method of quick obtaining effective image, to solve prior art for image
Intercept need the size selecting frame is adjusted, adjustment after the completion of click on confirm all operate, intercepting process more bothers, no
Beneficial to the problem improving intercepting efficiency.
In a first aspect, embodiments providing a kind of method of quick obtaining effective image, methods described includes：
Receive the enabled instruction pre-setting, start photographic head and infrared sensor；
In the original image that described photographic head shoots, the position of the finger of the user being gathered by described infrared sensor
Put, determine the position of effective content；
According to the position of described effective content, described original image carries out intercepting and obtains effective image.
In conjunction with a first aspect, first aspect the first may in implementation,
In the described original image in the shooting of described photographic head, the finger of the user being gathered by described infrared sensor
Position, determines that the position step of effective content includes：
When the equipment of detecting is in steady statue, shoot the original image including effective image by photographic head；
First infrared signal is detected by infrared sensor, according to the finger tip terminal position conduct of described first infrared signal
The original position of described effective image；
Second infrared signal is detected by infrared sensor, according to the finger tip terminal position conduct of described second infrared signal
The end position of described effective image.
In conjunction with the first possible implementation of first aspect, in the possible implementation of second of first aspect, institute
State and the first infrared signal is detected by infrared sensor, the terminal position according to described first infrared signal is as described effectively figure
The original position step of picture also includes：Show the first cursor in described original image, described first smooth target position with described
Original position corresponds to；
Described by infrared sensor detect the second infrared signal, according to the terminal position conduct of described second infrared signal
The end position step of described effective image also includes：The second cursor, described second smooth target is shown in described original image
Position is corresponding with described end position.
In conjunction with a first aspect, the third in first aspect described may shoot in described photographic head in implementation
In original image, the position of the finger of the user being gathered by described infrared sensor, determine the position step tool of effective content
Body is：
When the equipment of detecting is in steady statue, shoot the original image including effective image by photographic head；
3rd infrared signal, the two finger tip ends being included according to described 3rd infrared signal are detected by infrared sensor
Position is respectively as the original position of described effective image and end position.
In conjunction with a first aspect, in the 4th kind of possible implementation of first aspect, the described enabled instruction pre-setting
Including one of default hardware switch enabled instruction, the unlocking pattern enabled instruction, unlocked by fingerprint enabled instruction or multiple.
Second aspect, embodiments provides a kind of device of quick obtaining effective image, and described device includes：
Start unit, for receiving the enabled instruction pre-setting, starts photographic head and infrared sensor；
Position determination unit, for, in the original image that described photographic head shoots, being gathered by described infrared sensor
The finger of user position, determine the position of effective content；
Effective image interception unit, according to the position of described effective content, carries out intercepting in described original image and obtains
Effective image.
In conjunction with second aspect, in the first possible implementation of second aspect, described position determination unit includes：
First shooting subelement, is used for equipment is detected when being in steady statue, is shot by photographic head and include effectively figure
The original image of picture；
Original position determination subelement, for the first infrared signal is detected by infrared sensor, red according to described first
The finger tip terminal position of external signal is as the original position of described effective image；
End position determination subelement, for the second infrared signal is detected by infrared sensor, red according to described second
The finger tip terminal position of external signal is as the end position of described effective image.
In conjunction with the first possible implementation of second aspect, in the possible implementation of second of second aspect, institute
State original position determination subelement to be additionally operable to：Show the first cursor in described original image, described first smooth target position with
Described original position corresponds to；
Described end position determination subelement is additionally operable to：The second cursor, described second light is shown in described original image
Target position is corresponding with described end position.
In conjunction with second aspect, in the third possible implementation of second aspect, described position determination unit includes：
Second shooting subelement, is used for equipment is detected when being in steady statue, is shot by photographic head and include effectively figure
The original image of picture；
Position determination subelement simultaneously, for the 3rd infrared signal is detected by infrared sensor, red according to the described 3rd
Two finger tip terminal positions that external signal includes are respectively as the original position of described effective image and end position.
In conjunction with second aspect, in the 4th kind of possible implementation of second aspect, the described enabled instruction pre-setting
Including one of default hardware switch enabled instruction, the unlocking pattern enabled instruction, unlocked by fingerprint enabled instruction or multiple.
In the present invention, by starting photographic head and infrared sensor, original image, infrared sensor are shot by photographic head
Detect the infrared signal corresponding to user's finger in described original image, determine the position of effective content according to the infrared signal of detection
Put, effective image is obtained so as to intercept to original image according to described position.The present invention passes through user's finger point and touches reality
The mode of position effectively can obtain effective image, more convenient to operate, the efficiency high of image interception.
Brief description
Fig. 1 is the flowchart of the method for quick obtaining effective image that first embodiment of the invention provides；
Fig. 2 is the flowchart of the method for quick obtaining effective image that second embodiment of the invention provides；
Fig. 3 is the flowchart of the method for quick obtaining effective image that third embodiment of the invention provides；
Fig. 4 is the structural representation of the device of quick obtaining effective image that fourth embodiment of the invention provides.
Specific embodiment
In order that the objects, technical solutions and advantages of the present invention become more apparent, below in conjunction with drawings and Examples, right
The present invention is further elaborated.It should be appreciated that specific embodiment described herein is only in order to explain the present invention, and
It is not used in the restriction present invention.
The purpose of the embodiment of the present invention is to provide a kind of method of quick obtaining effective image, to solve prior art pair
In the acquisition process of target area image, need user to carry out frame choosing on the image shooting, after the completion of frame choosing, then click on
Confirm button, the image required for generating.This image acquisition mode, needs the multiple operating procedure of user, and operates more
Trouble so that target area image obtain less efficient.Below in conjunction with the accompanying drawings, the present invention is further illustrated.
Embodiment one：
Fig. 1 shows the flow process of realizing of the method for quick obtaining effective image that first embodiment of the invention provides, and describes in detail
As follows：
In step S101, receive the enabled instruction pre-setting, start photographic head and infrared sensor.
Specifically, enabled instruction described in the embodiment of the present invention, can be enabled instruction or the solution of hardware switch
The corresponding enabled instruction of unlock path in lock image, or the characteristic information of fingerprint can also be preset, to unlocked by fingerprint
When the fingerprint characteristic that received contrasted, when meeting coupling and requiring, directly generate enabled instruction.
Hardware switch described in the embodiment of the present invention, can be for set in advance for starting image interception class application program
And the special switch setting.Certainly, described switch can be the new switch or existing terminal increasing in the terminal
Certain switch on the basis of switch is defined two or two combinations switching it is also possible to existing terminal.
Described enabled instruction, can trigger or end when terminal is in holding state or off-mode
Trigger under other application program state of activation.When being finally in off-mode, then first triggering terminal start, then in start
The enabled instruction that described image intercepts class application program is processed under state.
Described infrared sensor can be used for detecting infrared object, can be such as human body parts etc..When the hand of user is put
Put in detection zone, can be detected the characteristic informations such as the profile of hand in region by described infrared sensor.
In step s 102, in the original image that described photographic head shoots, the use that gathered by described infrared sensor
The position of the finger at family, determines the position of effective content.
Specifically, original image described in the embodiment of the present invention, can keep, under steady statue, taking the photograph in equipment in equipment
As corresponding image when the image content of head acquisition does not change.
In addition, carry out the acquisition of effective image to be more convenient user, when the equipment of detecting is currently at steady statue,
The information of the position carrying out effective image can be sent, such as can send text prompt, picture cues, auditory tone cueses
Deng.
After shooting original image, continue holding equipment steady statue, so that it is determined that the position of effective image.Described effective
The position of image can include original position and end position naturally it is also possible to by the corresponding effectively figure of location lookup
Picture.
Such as, for the determination mode of original position and end position, finger can be pointed to all effect images and correspond to by user
Original position, equipment after infrared sensor detects the finger of user, according to the position of described finger, in original image
The corresponding position of upper lookup is as the original position of effective image.After the completion of searching original position, send determine instruction, this is true
Fixed instruction can show as the change of the light target state of display on device screen, and ratio is static shape if any flicker state change
State.
Equally, after determining original position, continue holding equipment steady statue, finger can be pointed to all effect images by user
Corresponding end position, equipment after infrared sensor detects the finger of user, according to the position of described finger, original
Corresponding position is searched on image as the end position of effective image.After the completion of searching original position, send determine instruction,
This determine instruction can show as on device screen the change of the light target state of display, and ratio is static if any flicker state change
State.
In step s 103, the position according to described effective content, carries out intercepting in described original image and obtains effectively
Image.
According to the position of effective content, such as original position and end position, can directly become the region of raw effective image,
This region is carried out intercepting and can get effective image.Follow-up search or process are carried out according to described effective image, permissible
So that follow-up operation is more targeted, precision also can be higher.
Embodiment two：
Fig. 2 shows the flow process of realizing of the method for quick obtaining effective image that second embodiment of the invention provides, and describes in detail
As follows：
In step s 201, receive the enabled instruction pre-setting, start photographic head and infrared sensor.
In step S202, when the equipment of detecting is in steady statue, is shot by photographic head and include the former of effective image
Beginning image.
Steady statue described in the embodiment of the present invention, expression equipment currently without rocking back and forth, rotate or move forward and backward,
Picture material acquired in the photographic head of equipment does not change.
In the original image that described photographic head obtains, including the content of the desired effective image obtaining of user.Described former
Beginning image is automatic acquisition it is not necessary to user clicks on the operation such as shooting button.Therefore, by the judgement of steady statue, automatically obtain
The original image taking advantageously reduces user operation step, improves the convenience that user uses.
In step S203, the first infrared signal is detected by infrared sensor, according to the finger of described first infrared signal
Sharp terminal position is as the original position of described effective image.
When equipment continues to keep steady statue, user input first infrared signal can be pointed out, that is, user can use finger point
Hit and need the corresponding original position of truncated picture.Infrared sensor detects user's hand position, when finger stop motion
When, position pointed by finger is identified such that it is able to effective determine in original image according to the characteristic information of finger,
The original position of effective image.
As optimizable embodiment, after the original position of effective image determines, can be in described original image
Show the first cursor, described first smooth target position is corresponding with described original position.Or can also show in detection process
First cursor, after determining original position, changes the first smooth target state, such as switches to resting state etc. by flicker state.
In step S204, the second infrared signal is detected by infrared sensor, according to the finger of described second infrared signal
Sharp terminal position is as the end position of described effective image.
Equally, when equipment continues to keep steady statue, the second infrared signal of user input can be pointed out, that is, user can use handss
Indication is hit to be needed at the corresponding end position of truncated picture.Infrared sensor detects user's hand position, when finger stops
During motion, position pointed by finger is identified such that it is able to effective determine in original image according to the characteristic information of finger
In, the end position of effective image.
As optimizable embodiment, after the end position of effective image determines, can be in described original image
Show the second cursor, described second smooth target position is corresponding with described end position.Or can also show in detection process
Second cursor, after determining end position, changes the second smooth target state, such as switches to resting state etc. by flicker state.
In step S205, according to the position of described effective content, described original image carries out intercepting and obtains effectively
Image.
After determining the second smooth target position, can automatically effective image be intercepted, thus improve image further cutting
The convenience taking.
The present invention, on the basis of embodiment one, specifically describes and determines effective image by the sensing of finger twice
Position, while improve the convenience of operation, is conducive to the precision that effective image intercepts.
Embodiment three：
Fig. 3 shows the flow process of realizing of the method for quick obtaining effective image that third embodiment of the invention provides, and describes in detail
As follows：
In step S301, receive the enabled instruction pre-setting, start photographic head and infrared sensor.
In step s 302, when equipment is detected and be in steady statue, shot by photographic head and include the former of effective image
Beginning image.
In step S303, the 3rd infrared signal is detected by infrared sensor, is included according to described 3rd infrared signal
Two finger tip terminal positions respectively as the original position of described effective image and end position.
In order to improve the efficiency of effective image intercepting further, the embodiment of the present invention may include in the 3rd infrared signal
The judgement of the finger tip number that can detect that, when finger tip number is two, then determines original position and the knot of effective image simultaneously
Beam position.
When the number of the finger tip detecting is more than two simultaneously then it represents that user is probably input error, or directly with
As the original position of effective image, the position of the finger of bottom is as the end of effective image for the position of the finger of the top
Position.
Finger tip on the basis of embodiment two, in the image further infrared sensor being identified for the embodiment of the present invention
Number judged, and finger tip number be two when, can directly determine original position and the end position of effective image,
Further improve the convenience of identification.
Example IV：
Fig. 4 is the structural representation of the device of quick obtaining effective image provided in an embodiment of the present invention, and details are as follows：
The device of quick obtaining effective image described in the embodiment of the present invention, including：
Start unit 401, for receiving the enabled instruction pre-setting, starts photographic head and infrared sensor；
Position determination unit 402, for, in the original image that described photographic head shoots, being adopted by described infrared sensor
The position of the finger of user of collection, determines the position of effective content；
Effective image interception unit 403, according to the position of described effective content, carries out intercepting in described original image
To effective image.
Preferably, described position determination unit includes：
First shooting subelement, is used for equipment is detected when being in steady statue, is shot by photographic head and include effectively figure
The original image of picture；
Original position determination subelement, for the first infrared signal is detected by infrared sensor, red according to described first
The finger tip terminal position of external signal is as the original position of described effective image；
End position determination subelement, for the second infrared signal is detected by infrared sensor, red according to described second
The finger tip terminal position of external signal is as the end position of described effective image.
Preferably, described original position determination subelement is additionally operable to：The first cursor is shown in described original image, described
First smooth target position is corresponding with described original position；
Described end position determination subelement is additionally operable to：The second cursor, described second light is shown in described original image
Target position is corresponding with described end position.
Preferably, described position determination unit includes：
Second shooting subelement, is used for equipment is detected when being in steady statue, is shot by photographic head and include effectively figure
The original image of picture；
Position determination subelement simultaneously, for the 3rd infrared signal is detected by infrared sensor, red according to the described 3rd
Two finger tip terminal positions that external signal includes are respectively as the original position of described effective image and end position.
Preferably, the described enabled instruction pre-setting includes default hardware switch enabled instruction, the unlocking pattern starts
Instruction, one of unlocked by fingerprint enabled instruction or multiple.
The device of quick obtaining effective image described in the embodiment of the present invention, effective with quick obtaining described in embodiment one to three
The method of image corresponds to, and here is not repeated and repeats.
It should be understood that disclosed apparatus and method in several embodiments provided by the present invention, can be passed through it
Its mode is realized.For example, device embodiment described above is only schematically, for example, the division of described unit, and only
It is only a kind of division of logic function, actual can have other dividing mode when realizing, and for example multiple units or assembly can be tied
Close or be desirably integrated into another system, or some features can be ignored, or do not execute.Another, shown or discussed
Coupling each other or direct-coupling or communication connection can be by some interfaces, the INDIRECT COUPLING of device or unit or logical
Letter connects, and can be electrical, mechanical or other forms.
The described unit illustrating as separating component can be or may not be physically separate, show as unit
The part showing can be or may not be physical location, you can with positioned at a place, or can also be distributed to multiple
On NE.The mesh to realize this embodiment scheme for some or all of unit therein can be selected according to the actual needs
's.
In addition, can be integrated in a processing unit in each functional unit in each embodiment of the present invention it is also possible to
It is that unit is individually physically present it is also possible to two or more units are integrated in a unit.Above-mentioned integrated list
Unit both can be to be realized in the form of hardware, it would however also be possible to employ the form of SFU software functional unit is realized.
If described integrated unit is realized and as independent production marketing or use using in the form of SFU software functional unit
When, can be stored in a computer read/write memory medium.Based on such understanding, technical scheme is substantially
The part in other words prior art being contributed or all or part of this technical scheme can be in the form of software products
Embody, this computer software product is stored in a storage medium, including some instructions with so that a computer
Equipment (can be personal computer, server, or network equipment etc.) executes the complete of each embodiment methods described of the present invention
Portion or part.And aforesaid storage medium includes：USB flash disk, portable hard drive, read only memory (ROM, Read-Only Memory),
Random access memory (RAM, Random Access Memory), magnetic disc or CD etc. are various can be with store program codes
Medium.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all essences in the present invention
Any modification, equivalent and improvement made within god and principle etc., should be included within the scope of the present invention.
Claims (10)
1. a kind of method of quick obtaining effective image is it is characterised in that methods described includes：
Receive the enabled instruction pre-setting, start photographic head and infrared sensor；
In the original image that described photographic head shoots, the position of the finger of the user being gathered by described infrared sensor, really
The position of fixed effective content；
According to the position of described effective content, described original image carries out intercepting and obtains effective image.
2. according to claim 1 method it is characterised in that described described photographic head shoot original image in, by institute
State the position of the finger of the user that infrared sensor is gathered, determine that the position step of effective content includes：
When the equipment of detecting is in steady statue, shoot the original image including effective image by photographic head；
First infrared signal is detected by infrared sensor, the finger tip terminal position according to described first infrared signal is as described
The original position of effective image；
Second infrared signal is detected by infrared sensor, the finger tip terminal position according to described second infrared signal is as described
The end position of effective image.
3. according to claim 2 method it is characterised in that described by infrared sensor detect the first infrared signal, root
Terminal position according to described first infrared signal also includes as the original position step of described effective image：In described original graph
The first cursor is shown, described first smooth target position is corresponding with described original position in picture；
Described by infrared sensor detect the second infrared signal, the terminal position according to described second infrared signal is as described
The end position step of effective image also includes：The second cursor, described second smooth target position is shown in described original image
Corresponding with described end position.
4. according to claim 1 method it is characterised in that described described photographic head shoot original image in, by institute
State the position of the finger of the user that infrared sensor is gathered, determine that the position step of effective content is specially：
When the equipment of detecting is in steady statue, shoot the original image including effective image by photographic head；
3rd infrared signal, the two finger tip terminal positions being included according to described 3rd infrared signal are detected by infrared sensor
Original position respectively as described effective image and end position.
5. according to claim 1 method it is characterised in that the described enabled instruction pre-setting includes default hardware opens
Close enabled instruction, the unlocking pattern enabled instruction, one of unlocked by fingerprint enabled instruction or multiple.
6. a kind of device of quick obtaining effective image is it is characterised in that described device includes：
Start unit, for receiving the enabled instruction pre-setting, starts photographic head and infrared sensor；
Position determination unit, for the use in the original image that described photographic head shoots, being gathered by described infrared sensor
The position of the finger at family, determines the position of effective content；
Effective image interception unit, according to the position of described effective content, carries out intercepting in described original image and obtains effectively
Image.
7. according to claim 6 device it is characterised in that described position determination unit includes：
First shooting subelement, is used for equipment is detected when being in steady statue, is shot by photographic head and include effective image
Original image；
Original position determination subelement, for detecting the first infrared signal by infrared sensor, according to the described first infrared letter
Number finger tip terminal position as described effective image original position；
End position determination subelement, for detecting the second infrared signal by infrared sensor, according to the described second infrared letter
Number finger tip terminal position as described effective image end position.
8. according to claim 7 device it is characterised in that described original position determination subelement is additionally operable to：Described former
The first cursor is shown, described first smooth target position is corresponding with described original position in beginning image；
Described end position determination subelement is additionally operable to：The second cursor, described second smooth target is shown in described original image
Position is corresponding with described end position.
9. according to claim 6 device it is characterised in that described position determination unit includes：
Second shooting subelement, is used for equipment is detected when being in steady statue, is shot by photographic head and include effective image
Original image；
Position determination subelement simultaneously, for detecting the 3rd infrared signal by infrared sensor, according to described 3rd infrared letter
Number two finger tip terminal positions including are respectively as the original position of described effective image and end position.
10. according to claim 6 device it is characterised in that the described enabled instruction pre-setting includes default hardware
Switch enabled instruction, the unlocking pattern enabled instruction, one of unlocked by fingerprint enabled instruction or multiple.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610804565.4A CN106408560B (en) | 2016-09-05 | 2016-09-05 | Method and device for rapidly acquiring effective image |
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| CN201610804565.4A CN106408560B (en) | 2016-09-05 | 2016-09-05 | Method and device for rapidly acquiring effective image |
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| CN106408560B CN106408560B (en) | 2020-01-03 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110059678A (en) * | 2019-04-17 | 2019-07-26 | 上海肇观电子科技有限公司 | A kind of detection method, device and computer readable storage medium |
| CN110633027A (en) * | 2019-09-16 | 2019-12-31 | 广东小天才科技有限公司 | Point reading implementation method, system, computer equipment and storage medium |
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