CN105787404B - A kind of information processing method and electronic equipment - Google Patents
A kind of information processing method and electronic equipment Download PDFInfo
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- CN105787404B CN105787404B CN201410806588.XA CN201410806588A CN105787404B CN 105787404 B CN105787404 B CN 105787404B CN 201410806588 A CN201410806588 A CN 201410806588A CN 105787404 B CN105787404 B CN 105787404B
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Abstract
The invention discloses a kind of information processing methods, applied to an electronic equipment, it include the first scanning area in the display unit of the electronic equipment, the described method includes: the first moment during the electronic equipment scans a target area, first scanning area includes first object area image corresponding with the target area, at the second moment after first moment, judge whether the electronic equipment moves, obtains the first judging result；When first judging result, which is, is, at least one moving parameter of the electronic equipment is obtained；Based at least one described moving parameter, second scanning area different from first scanning area is obtained, wherein second scanning area can include the second target area image corresponding with second moment.
Description
Technical field
The present invention relates to electronic technology field, in particular to a kind of information processing method and electronic equipment.
Background technique
With the continuous development of science and technology, scanning technique more and more occurs in people's lives, such as: super
In city, cashier can scan the item barcode in target area by the scanning area in electronic equipment, directly obtain object
The price of product does not need that price is manually entered, and in social activity, user can scan target by the scanning area in electronic equipment
Two dimensional code in region, direct plusing good friend, does not need artificial enquiry, so, scanning technique greatly facilitates people's lives.
In the prior art, when scanning the two dimensional code in target area by scanning area, using template matching, i.e.,
It is scanned using a rectangular scanning area, the two dimensional code in target area is placed on to the inside of scanning area first, it
After start to scan, sweep time is generally between 2s to 4s, later the end of scan.
In realizing the embodiment of the present application during technical solution, the discovery prior art exists as follows present inventor
Technical problem:
Due in the prior art by scanning area scan target area in two dimensional code during, if because electricity
The shake of sub- equipment, not in scanning area, electronic equipment cannot scan two dimensional code according to the shake real-time control of electronic equipment
Region is mobile, causes scanning process directly to be interrupted, it is seen then that electronic equipment exists in the prior art during the scanning process, works as mesh
When marking the corresponding target area image in region not in scanning area, it is mobile that electronic equipment not can control scanning area, and then really
Guarantor continues to complete the technical issues of scanning.
Due to there are above-mentioned technical problem, cause in target area two dimensional code not in scanning area in electronic equipment shake
When, user will often manually control electronic equipment, be included in two dimensional code in scanning area, lead to poor user experience, it is seen then that existing
There is user in technology to there are problems that poor user experience during scanning the two-dimensional code.
Summary of the invention
The embodiment of the present application provides a kind of information processing method and electronic equipment, and electricity exists in the prior art for solving
During the scanning process, when the corresponding target area image in target area is not in scanning area, electronic equipment cannot for sub- equipment
The mobile technical problem of scanning area is controlled, and then realizes electronic equipment during the scanning process, when the corresponding target in target area
When area image is not in scanning area, it is mobile that electronic equipment can control scanning area, it is ensured that the unbroken skill of scanning process
Art effect.
According to a first aspect of the present application, a kind of information processing method is provided, is applied in electronic equipment, the electronics is set
It include the first scanning area in standby display unit, which comprises scan the mistake of a target area in the electronic equipment
The first moment in journey, first scanning area include first object area image corresponding with the target area,
At the second moment after first moment, judge whether the electronic equipment moves, obtains the first judging result；Described
One judging result is when being, to obtain at least one moving parameter of the electronic equipment；Based at least one described moving parameter,
Obtain second scanning area different from first scanning area, wherein second scanning area can include and institute
State the second moment corresponding second target area image.
Optionally, described at least one moving parameter for obtaining the electronic equipment, specifically includes: acquisition is characterized in described
First displacement of the electronic equipment change in displacement between the first moment and second moment；And/or it is characterized in
First amount of deflection of the electronic equipment angle change between first moment and second moment.
Optionally, when at least one described moving parameter is specially first displacement, it is described based on it is described at least
One moving parameter obtains second scanning area different from first scanning area, specifically includes: obtaining the electronics and set
The standby first distance between the target area；Based on the first distance, acquisition is corresponding with the first distance, and table
Levy the first ratio value of size between the target area and the first object image；Based on first ratio value and institute
The first displacement is stated, the change in displacement characterized between the first object area image and second target area image is obtained
The second displacement amount of amount；First scanning area is moved according to the second displacement amount, obtains second scanning
Region.
Optionally, when at least one described moving parameter is specially the first amount of deflection, it is described based on it is described at least one
Moving parameter obtains second scanning area different from first scanning area, specifically includes: based on first deflection
Amount, obtain the angle variable quantity between the characterization first object area image and second target area image second are inclined
Turn amount；First scanning area is rotated according to second amount of deflection, obtains second scanning area.
Optionally, described to be based on when at least one described moving parameter is specially the first displacement and the first amount of deflection
At least one described moving parameter obtains second scanning area different from first scanning area, specifically includes: obtaining institute
State the first distance between electronic equipment and the target area；Based on the first distance, obtain and the first distance pair
It answers, and characterizes the first ratio value of size between the target area and the first object image；Based on first ratio
Example value and first displacement, obtain and characterize between the first object area image and second target area image
Displacement variable second displacement amount；First scanning area is moved according to the second displacement amount, obtains the
Three scanning areas；Based on first amount of deflection, obtains and characterize the first object area image and second target area
Second amount of deflection of the angle variable quantity between image；The third scanning area is revolved according to second amount of deflection
Turn, obtains second scanning area.
Optionally, described based at least one described moving parameter, obtain second different from first scanning area
Scanning area specifically includes: judging the type of at least one moving parameter, obtains parameter type judging result；Described
When parameter type judging result is first displacement, first scanning area is expanded into the first preset range, obtains institute
State the second scanning area, wherein the second center of the first nodal point of first scanning area and second scanning area
Point is identical；Or when the parameter type judging result is first amount of deflection, first scanning area is expanded second
Preset range obtains second scanning area, wherein the first nodal point of first scanning area and second scanning
Second central point in region is identical；Or the parameter type judging result be first displacement and first amount of deflection
When, first scanning area is expanded into third preset range, obtains second scanning area, wherein first scanning
The first nodal point in region is identical as the second central point of second scanning area.
According to the another aspect of the application, a kind of electronic equipment is provided, comprising the in the display unit of the electronic equipment
One scanning area, specifically includes: judging unit, for the electronic equipment scan a target area during first when
It carves, first scanning area includes first object area image corresponding with the target area, at first moment
At the second moment later, judge whether the electronic equipment moves, obtains the first judging result；First obtains unit is used for
First judging result is when being, to obtain at least one moving parameter of the electronic equipment；Second obtaining unit is used for base
In at least one described moving parameter, second scanning area different from first scanning area is obtained, wherein described second
Scanning area can include the second target area image corresponding with second moment.
Optionally, the first obtains unit, specifically includes: first obtains module, is characterized in described first for obtaining
First displacement of the electronic equipment change in displacement between moment and second moment；And/or second obtain module, use
In the first amount of deflection for obtaining the electronic equipment angle change being characterized between first moment and second moment.
Optionally, second obtaining unit, specifically includes: distance obtains module, at least one described movement
When parameter is specially first displacement, the first distance between the electronic equipment and the target area is obtained；Ratio
Module is obtained, for being based on the first distance, acquisition is corresponding with the first distance, and characterizes the target area and institute
State the first ratio value of size between first object image；Displacement obtains module, for based on first ratio value and
First displacement obtains the displacement characterized between the first object area image and second target area image and becomes
The second displacement amount of change amount；Scanning area mobile module, for by first scanning area according to the second displacement amount into
Row movement, obtains second scanning area.
Optionally, second obtaining unit, specifically includes: amount of deflection obtains module, at least one described shifting
When dynamic parameter is specially the first amount of deflection, it is based on first amount of deflection, obtains and characterizes the first object area image and institute
State the second amount of deflection of the angle variable quantity between the second target area image；Scanning area rotary module, for by described the
One scanning area is rotated according to second amount of deflection, obtains second scanning area.
Optionally, second obtaining unit, specifically includes: distance obtains module, at least one described movement
When parameter is specially the first displacement and the first amount of deflection, obtain between the electronic equipment and the target area first away from
From；Ratio obtains module, and for being based on the first distance, acquisition is corresponding with the first distance, and characterizes the target
First ratio value of size between region and the first object image；Displacement obtains module, for based on first ratio
Example value and first displacement, obtain and characterize between the first object area image and second target area image
Displacement variable second displacement amount；Scanning area mobile module is used for first scanning area according to described second
Displacement is moved, and third scanning area is obtained；Amount of deflection obtains module, for being based on first amount of deflection, obtains table
Levy the second amount of deflection of the angle variable quantity between the first object area image and second target area image；Scanning
Region rotary module obtains described second and sweeps for rotating the third scanning area according to second amount of deflection
Retouch region.
Optionally, second obtaining unit, specifically includes:
Judgment module obtains parameter type judging result for judging the type of at least one moving parameter；First
Extension module, for when the parameter type judging result is first displacement, first scanning area to be expanded
First preset range obtains second scanning area, wherein the first nodal point of first scanning area and described second
Second central point of scanning area is identical；Or second extension module, for being described first in the parameter type judging result
When amount of deflection, first scanning area is expanded into the second preset range, obtains second scanning area, wherein described the
The first nodal point of one scanning area is identical as the second central point of second scanning area；Or third extension module, it is used for
When the parameter type judging result is first displacement and first amount of deflection, first scanning area is expanded
Big third preset range, obtains second scanning area, wherein the first nodal point of first scanning area and described the
Second central point of two scanning areas is identical.
Said one or multiple technical solutions in the embodiment of the present application at least have following one or more technical effects
And advantage:
Due to the technical solution in the embodiment of the present application, electronic equipment during the scanning process, when target area is corresponding
When target area image is not in scanning area, electronic equipment can automatically move electronic equipment according to the moving parameter of itself
Scanning area, compared to the prior art in electronic equipment during the scanning process, when the corresponding target area image in target area
When not in scanning area, electronic equipment not can control scanning area movement, and scanning process is caused to be interrupted, and can effectively solve the problem that existing
Have in technology that there is electronic equipments not can control the mobile technical problem of scanning area, and then realizes and scanned in electronic equipment
In the process, when the corresponding target area image in target area is not in scanning area, electronic equipment can control scanning area
It is mobile, it is ensured that the unbroken technical effect of scanning process.
Due to the technical solution in the embodiment of the present application, two dimensional code in target area is caused not sweep in electronic equipment shake
When retouching in region, it is mobile that electronic equipment can control scanning area according to the moving parameter of itself, compared to the prior art in, use
Family will often manually control the technical solution of electronic equipment adjustment scanning area, can effectively solve the problems, such as poor user experience.
Detailed description of the invention
Fig. 1 is a kind of flow chart of information processing method in the embodiment of the present application；
Fig. 2 is the first specific implementation flow chart of step S103 in a kind of information processing method of the embodiment of the present application；
Fig. 3 is second of specific implementation flow chart of step S103 in a kind of information processing method of the embodiment of the present application；
Fig. 4 is the third specific implementation flow chart of step S103 in a kind of information processing method of the embodiment of the present application；
Fig. 5 is the 4th kind of specific implementation flow chart of step S103 in a kind of information processing method of the embodiment of the present application；
Fig. 6 a- Fig. 6 d is the schematic diagram of the first situation in the embodiment of the present application；
Fig. 7 a- Fig. 7 d is the schematic diagram of second situation in the embodiment of the present application；
Fig. 8 a- Fig. 8 e is the schematic diagram of the third situation in the embodiment of the present application；
Fig. 9 is the structure chart of a kind of electronic equipment in the embodiment of the present application.
Specific embodiment
The embodiment of the present application provides a kind of information processing method and electronic equipment, and electricity exists in the prior art for solving
During the scanning process, when the corresponding target area image in target area is not in scanning area, electronic equipment cannot for sub- equipment
The mobile technical problem of scanning area is controlled, and then realizes electronic equipment during the scanning process, when the corresponding target in target area
When area image is not in scanning area, it is mobile that electronic equipment can control scanning area, it is ensured that the unbroken skill of scanning process
Art effect.
In order to solve the above technical problems, general thought is as follows for technical solution in the embodiment of the present application: at a kind of information
Reason method is applied in electronic equipment, includes the first scanning area, the method packet in the display unit of the electronic equipment
Include: the first moment during the electronic equipment scans a target area, first scanning area include and institute
The corresponding first object area image in target area is stated, at the second moment after first moment, judges that the electronics is set
It is standby whether to move, obtain the first judging result；When first judging result, which is, is, at least the one of the electronic equipment is obtained
A moving parameter；Based at least one described moving parameter, second scanning area different from first scanning area is obtained,
Wherein, second scanning area can include the second target area image corresponding with second moment.
In the above technical solution, due to electronic equipment during the scanning process, when the corresponding target area in target area
When area image is not in scanning area, electronic equipment can automatically move the scanning of electronic equipment according to the moving parameter of itself
Region, compared to the prior art in electronic equipment during the scanning process, when the corresponding target area image in target area is not being swept
When retouching in region, electronic equipment not can control scanning area movement, causes scanning process to be interrupted, can effectively solve the problem that the prior art
In there is electronic equipments not can control the mobile technical problem of scanning area, and then realize in electronic equipment in scanning process
In, when the corresponding target area image in target area is not in scanning area, electronic equipment can control scanning area movement,
Ensure the unbroken technical effect of scanning process.
In order to better understand the above technical scheme, in conjunction with appended figures and specific embodiments to this
Technical solution in application embodiment is described in detail.
Embodiment one
In order to allow those skilled in the art that can understand the technical solution in the embodiment of the present application clear and completely, below
Specific descriptions in, will be illustrated so that electronic equipment is mobile phone as an example, and below with reference to example, introduce in the embodiment of the present application side
The specific implementation process of method:
Referring to FIG. 1, the specific implementation process that embodiments herein one provides a kind of information processing method is described.
This method comprises the following steps:
S101: the first moment during the electronic equipment scans a target area, first scanning area
It include first object area image corresponding with the target area, the second moment after first moment, judgement
Whether the electronic equipment moves, and obtains the first judging result；
S102: when first judging result, which is, is, at least one moving parameter of the electronic equipment is obtained；
S103: based at least one described moving parameter, second scanning area different from first scanning area is obtained
Domain, wherein second scanning area can include the second target area image corresponding with second moment.
Further, it during step S102 is implemented, specifically includes:
Obtain the first of the electronic equipment change in displacement being characterized between first moment and second moment
Displacement；And/or
Obtain the first of the electronic equipment angle change being characterized between first moment and second moment
Amount of deflection.
So different according to the parameter of acquisition, the mode that corresponding step S103 is executed is also different, specific as follows:
The first embodiment
Referring to FIG. 2, step S103's is specific when at least one described moving parameter is specially first displacement
Realization process, specifically includes:
S301: the first distance between the electronic equipment and the target area is obtained；
S302: it is based on the first distance, acquisition is corresponding with the first distance, and characterizes the target area and institute
State the first ratio value of size between first object image；
S303: being based on first ratio value and first displacement, obtains and characterizes the first object administrative division map
As the second displacement amount with the displacement variable between second target area image；
S304: first scanning area is moved according to the second displacement amount, obtains second scanning area
Domain.
Second of embodiment
Referring to FIG. 3, when at least one described moving parameter is specially the first amount of deflection, step S103 concrete implementation
Process specifically includes:
S401: being based on first amount of deflection, obtains and characterizes the first object area image and second target area
Second amount of deflection of the angle variable quantity between area image；
S402: first scanning area is rotated according to second amount of deflection, obtains second scanning area
Domain.
The third embodiment
Referring to FIG. 4, when at least one described moving parameter is specially the first displacement and the first amount of deflection, step
The concrete implementation process of S103, specifically includes:
S501: the first distance between the electronic equipment and the target area is obtained；
S502: it is based on the first distance, acquisition is corresponding with the first distance, and characterizes the target area and institute
State the first ratio value of size between first object image；
S503: being based on first ratio value and first displacement, obtains and characterizes the first object administrative division map
As the second displacement amount with the displacement variable between second target area image；
S504: first scanning area is moved according to the second displacement amount, obtains third scanning area；
S505: being based on first amount of deflection, obtains and characterizes the first object area image and second target area
Second amount of deflection of the angle variable quantity between area image；
S506: the third scanning area is rotated according to second amount of deflection, obtains second scanning area
Domain.
Certainly, above-mentioned three kinds of embodiments are not limited only to, when mobile phone detects at least one moving parameter, according to inspection
The concrete implementation process of the difference of the parameter type measured, step S103 is also different, referring to FIG. 5, more specifically
Include:
S601: judge the type of at least one moving parameter, obtain parameter type judging result；
S602: when the parameter type judging result is first displacement, first scanning area is expanded
First preset range obtains second scanning area, wherein the first nodal point of first scanning area and described second
Second central point of scanning area is identical；Or
S603: when the parameter type judging result is first amount of deflection, first scanning area is expanded
Second preset range obtains second scanning area, wherein the first nodal point of first scanning area and described second
Second central point of scanning area is identical；Or
S604:, will be described when the parameter type judging result is first displacement and first amount of deflection
First scanning area expands third preset range, obtains second scanning area, wherein the first of first scanning area
Central point is identical as the second central point of second scanning area.
No matter by which kind of embodiment, during mobile phone scans the two-dimensional code, if mobile phone be displaced and/or
Deflection, scanning area can be displaced and/or deflect accordingly, to will not influence entire scanning process.
Below by specific example, the specific implementation process of information processing method in the embodiment of the present application is described:
User needs two-dimensional code scanning functionality scan one two dimensional code on computer desktop by mobile phone, at this point, with
Scan box on mobile phone is directed at the two dimensional code on computer desktop by family, it is assumed that the size of the two dimensional code on computer desktop is 2.5
(cm) square of x2.5 (cm), mobile phone is apart from computer 10cm, and the size of two dimensional code is 1.5 on the display unit of mobile phone at this time
(cm) x1.5 (cm), the rectangular scan box that the scanning area on mobile phone is 2 (cm) x2 (cm), the size of certain scanning area are not
Uniquely, other shapes, or other sizes be can be, repeated no more herein, at this point, the area that user covers scan box
Domain has been placed on above two dimensional code, at this point, area of the range that covers of the scan box of mobile phone than two dimensional code on the display unit of mobile phone
Domain area is big, i.e., scan box contains the whole image of two dimensional code, then, mobile phone starts to execute the process scanned the two-dimensional code.
At this point, mobile phone starts to execute step S101: first during the electronic equipment scans a target area
At the moment, first scanning area includes first object area image corresponding with the target area, at described first
At the second moment after quarter, judge whether the electronic equipment moves, obtains the first judging result；It continues the example above specific
For, at this point, mobile phone judges there are many kinds of methods that whether itself moves, such as can be sensed by the motion sensor of mobile phone
Mobile phone is with the presence or absence of movement, specifically, mobile phone passes through the modes such as displacement sensor or acceleration transducer detection, similarly
Unanimously whether mobile phone can also be judged on the image between the first moment and the second moment by elementary area, to judge
Whether mobile phone moves.It was set as the first moment at the time of assuming that scanning is started, then in one after the first moment
It carves, it is assumed that for after 0.1s, mobile phone starts to detect whether mobile phone itself moves.Certainly, the second moment after the first moment
It being not limited only to after 0.1s, can also be 0.05s or other durations, certain duration is shorter, and detection is also more accurate, this
Field technical staff can adjust the specific value of above-mentioned duration according to the carrying out practically parameter of mobile phone.If at this point, user
During mobile phone scans the two-dimensional code, because the shake of hand, such as: when hand has moved horizontally a small distance or hand
Portion has rotated certain angle or hand and moves a small distance, has rotated the scanning caused at this time again later
Frame is changed in the relative position of mobile phone display screen and the relative position of two dimensional code, i.e., some movements have occurred in mobile phone, that
At this point, may cause some or all of not in scan box of two dimensional code.
At this point, executing step S102 after step S101 completion: when first judging result, which is, is, obtaining institute
State at least one moving parameter of electronic equipment；It continues the example above specifically, when the movement due to mobile phone, leads to two dimension
Code it is some or all of not in scan box when, mobile phone obtains at least one parameter mobile about mobile phone at this time.When
So, since the mobile situation of mobile phone is different, so at least one moving parameter here is not also just identical.
In the case of the first, Fig. 6 a is please referred to, the position view of scan box and two dimensional code when being the first moment.This
When, when mobile phone level has been moved to the left a small distance, causes two dimensional code not in scan box, please refer to Fig. 6 b, then at this point,
Mobile phone will execute: obtaining and be characterized in the of the electronic equipment change in displacement between first moment and second moment
One displacement；It continues the example above specifically, mobile phone will obtain the mobile distance of mobile phone by direction sensor, former
Reason be the mobile acceleration of mobile phone is detected, and by obtaining the mobile duration of mobile phone by an acceleration transducer, then
Can according to law of physics, obtain mobile phone to the left move horizontally distance, it is assumed that the horizontal distance obtained at this time be 1.5cm.
After step S102 completion, step S103 is executed, certainly in the first scenario, mobile phone directly executes step
S301: the first distance between the electronic equipment and the target area is obtained；It continues the example above specifically, this
When, mobile phone can be by detection, and obtaining mobile phone is 10cm at a distance from the two dimensional code on computer display screen, and the method for detection has very
It is a variety of, can be by infrared positioning, or can specifically not limited herein by camera unit etc..
After step S301 completion, step S302 is executed: being based on the first distance, obtain and the first distance pair
It answers, and characterizes the first ratio value of size between the target area and the first object image；It continues the example above
It specifically, is 10cm due to obtaining first distance in above-mentioned steps, then, mobile phone can be existed by this gain of parameter
The size of the two dimensional code on two dimensional code and mobile phone display screen on computer display screen, for example, in the foregoing aobvious in computer
The size of two dimensional code in display screen is 2.5 (cm) x2.5 (cm), and the size of the two dimensional code on mobile phone display screen is 1.5 (cm)
X1.5 (cm), then, the ratio of two dimensional code size is 25:9, i.e., the ratio of length is 5:3.
After step S302 completion, step S303 is executed: being based on first ratio value and first displacement,
Obtain the second displacement for characterizing the displacement variable between the first object area image and second target area image
Amount；It continues the example above specifically, according to the ratio 25:9 of two dimensional code size above, that is, lenth ratio is 5:3, and
At this point, the distance that the mobile phone detected moves horizontally is 1.5cm, according to this ratio value, available two dimensional code is on mobile phone
Practical moving distance on display screen is the 0.9cm that moved right.
After step S303, executes step S304: first scanning area is carried out according to the second displacement amount
It is mobile, obtain second scanning area；It continues the example above specifically, please refers to Fig. 6 c, at this point, mobile phone control scanning
Frame moves horizontally to the right 0.9cm, although mobile phone has moved horizontally a distance because shaking to the left, mobile phone can control
Scan box automatically tracks movement of the two dimensional code on mobile phone display screen, and whole two dimensional codes is included in inside scan box always,
Fig. 6 d is please referred to, in this way, the scanning process of two dimensional code would not be interrupted because horizontal displacement occurs for mobile phone.
Second situation please refers to Fig. 7 a, the position view of scan box and two dimensional code when being the first moment.At this point,
Because of the shake of user's hand, and cause mobile phone is counterclockwise to the left to have rotated, to make two dimensional code not sweeping in mobile phone
It retouches in frame, please refers to Fig. 7 b.So mobile phone will execute step S102 at this time, and more specifically, mobile phone will execute: be characterized in
First amount of deflection of the electronic equipment angle change between first moment and second moment；The example continued the above
Son specifically, has rotated at this point, mobile phone obtains central point of the mobile phone to direction counterclockwise around mobile phone according to detection
30°.Certainly, can be according to acceleration principle there are many kinds of the modes of detection, it can also be according to means such as infrared positioning, at this
In be not construed as limiting.
After completion of step s 102, step S103 is executed, more specifically mobile phone will execute step S401: based on described
First amount of deflection obtains the angle variable quantity characterized between the first object area image and second target area image
The second amount of deflection；It continues the example above specifically, is in mobile phone due to obtaining mobile phone in above-mentioned steps
What heart point was counterclockwise has rotated 30 °, then, the two dimensional code on mobile phone display screen is really clockwise around the central point of mobile phone
30 ° are rotated to the right.
After step S401 completion, step S402 is executed: by first scanning area according to second amount of deflection
It is rotated, obtains second scanning area；It continues the example above specifically, please refers to Fig. 7 c, at this point, mobile phone is swept
It retouches frame and just rotates 30 ° clockwise around the central point of mobile phone, scan box is complete by the two dimensional code on mobile phone display screen later
Portion contains into.Although mobile phone can control scan box at this point, mobile phone has rotated certain angle counterclockwise
Corresponding angle is rotated clockwise, and whole two dimensional codes is included in inside scan box always, please refers to Fig. 7 d, this
The scanning process of sample, two dimensional code would not be interrupted because mobile phone rotates.
The third situation please refers to Fig. 8 a, is the scan box at the first moment and the position view of two dimensional code.At this point, working as
Mobile phone level has been moved to the left a small distance, has rotated certain angle counterclockwise later and then, leads to two dimension
Code not in scanning area, please refer to Fig. 8 b, then at this point, mobile phone will execute: acquisition be characterized in first moment with it is described
First displacement of the electronic equipment change in displacement between the second moment；With acquisition be characterized in first moment with it is described
First amount of deflection of the electronic equipment angle change between the second moment.It continues the example above specifically, mobile phone will
By direction sensor, the counterclockwise for the rotation angle of 1.5 centimetres to the left and mobile phone apart from moving distance of mobile phone is obtained
30°.Certainly, the first displacement and the first amount of deflection can be obtained by infrared positioning, the various ways such as acceleration transducer,
Working principle it has been observed that just repeat no more herein.
After step S102 completion, step S103 is executed, certainly in a third case, mobile phone directly executes step
S501: the first distance between the electronic equipment and the target area is obtained；It continues the example above specifically, at this time
For mobile phone by detection, obtaining mobile phone is 10cm with the two dimensional code on computer display screen at a distance from, the method for detection also have it is many with,
Can be by infrared positioning, or also can specifically not limited herein by camera unit etc..
After step S501 completion, step S502 is executed: being based on the first distance, obtain and the first distance pair
It answers, and characterizes the first ratio value of size between the target area and the first object image；It continues the example above
It specifically, is 10cm due to obtaining first distance in above-mentioned step, then, mobile phone can pass through this gain of parameter
The size of the two dimensional code on two dimensional code and mobile phone display screen on computer display screen, for example, in the foregoing in computer
The size of two dimensional code on display screen is 2.5 (cm) x2.5 (cm), and the size of the two dimensional code on mobile phone display screen is 1.5
(cm) x1.5 (cm), then, the ratio of two dimensional code size is 25:9, i.e., the ratio of length is 5:3.
After step S502 completion, step S503 is continued to execute: based on first ratio value and first described
Shifting amount obtains and characterizes second of the displacement variable between the first object area image and second target area image
Displacement；It continues the example above specifically, according to the ratio 25:9 of two dimensional code size above, that is, lenth ratio is 5:
3, and at this point, the distance that the mobile phone detected moves horizontally is 1.5cm, according to this ratio value, available two dimensional code is in hand
Practical moving distance on machine on display screen is the 0.9cm that moved right.
After step S503 completion, step S504 is executed: by first scanning area according to the second displacement amount
It is moved, obtains third scanning area；It continues the example above specifically, please refers to Fig. 8 c, at this point, mobile phone control scanning
Frame moves right 0.9cm, in this way, mobile phone just obtains third scanning area.
After step S504 completion, step S505 is executed: being based on first amount of deflection, obtain and characterize first mesh
Mark the second amount of deflection of the angle variable quantity between area image and second target area image；Continue the example above tool
For body, due to obtained in above-mentioned steps mobile phone be around mobile phone central point it is counterclockwise have rotated 30 °, then,
Two dimensional code on mobile phone display screen has really rotated to the right 30 ° around the central point of mobile phone clockwise.
After step S505 completion, step S506 is executed: by the third scanning area according to second amount of deflection
It is rotated, obtains second scanning area；It continues the example above specifically, please refers to Fig. 8 d, at this point, mobile phone is swept
It retouches frame and just rotates 30 ° clockwise around the central point of mobile phone, scan box is complete by the two dimensional code on mobile phone display screen later
Portion contains into.At this point, although mobile phone has first moved horizontally a distance to the left, later again around the central point inverse time of mobile phone
Needle direction has rotated certain angle, but mobile phone can control scan box first towards corresponding distance is moved right, then to suitable
Clockwise rotates corresponding angle, and whole two dimensional codes is included in inside scan box always, Fig. 8 e is please referred to, in this way, two
The scanning process for tieing up code would not be interrupted because movement occurs for mobile phone.
Certainly, mobile phone itself is judged because movement has occurred in mobile phone, and the two dimensional code for resulting in the need for scanning is not being swept
When retouching in frame, in addition to the movement according to moving parameter control scan box, it can also be swept according to the type of the parameter detected, control
The movement of frame is retouched, more specifically:
Mobile phone will execute step S601: judging the type of at least one moving parameter, obtain parameter type judgement knot
Fruit；It continues the example above specifically, because of the difference of the moving parameter detected, then mobile phone is executing step S103
When, specific embodiment is not also identical.Assuming that at this point, the parameter type judging result that mobile phone obtains is the first displacement 1cm.
So, after step S601 completion, step S602 will be executed: is described the in the parameter type judging result
When one displacement, first scanning area is expanded into the first preset range, obtains second scanning area, wherein described
The first nodal point of first scanning area is identical as the second central point of second scanning area；It continues the example above specific
For, for example, 3 (cm) x3 (cm) are expanded as in the rectangular region of original scanning area 2 (cm) x2 (cm) by mobile phone at this time,
Certainly the central point of new region and the central point in original region are the same points at this time.
Or when the moving parameter type that mobile phone obtains is the first amount of deflection, mobile phone will execute step S603: in the ginseng
When several classes of type judging results are first amount of deflection, will first scanning area the second preset range of expansion, described in acquisition
Second scanning area, wherein the second central point of the first nodal point of first scanning area and second scanning area
It is identical；It continues the example above specifically, it is assumed that at this point, when the amount of deflection that mobile phone obtains is 10 °, then mobile phone control is original
Scanning, i.e., the rectangular region of 2 (cm) x2 (cm) expands as the region of 3.5 (cm) x3.5 (cm), certainly new region at this time
Central point and the central point in original region are the same central points.
Or when the moving parameter type that mobile phone obtains is the first displacement and the first amount of deflection, mobile phone will execute step
S604: when the parameter type judging result is first displacement and first amount of deflection, described first is scanned
Region expands third preset range, obtains second scanning area, wherein the first nodal point of first scanning area with
Second central point of second scanning area is identical；It continues the example above specifically, it is assumed that at this point, the shifting that mobile phone obtains
When dynamic parameter is the first displacement and the first amount of deflection, specially the first offset is 1cm, when the first amount of deflection is 10 °, this
When, mobile phone controls the region of original surface sweeping, i.e., 2 (cm) x2 (cm) square regions, it diffuses into as the region of 4 (cm) x4 (cm), when
So the central point of new region and the central point in original region are the same central points at this time.
Embodiment two
Referring to FIG. 9, also providing a kind of electronic equipment, the electricity based on the same inventive concept in the embodiment of the present application
Include the first scanning area in the display unit of sub- equipment, the electronic equipment specifically includes:
Judging unit 10, for the first moment during the electronic equipment scans a target area, described the
One scanning area includes first object area image corresponding with the target area, and second after first moment
At the moment, judge whether the electronic equipment moves, obtains the first judging result；
First obtains unit 20, for obtaining at least the one of the electronic equipment when first judging result, which is, is
A moving parameter；
Second obtaining unit 30, for obtaining with first scanning area not based at least one described moving parameter
The second same scanning area, wherein second scanning area can include the second target corresponding with second moment
Area image.
Optionally, first obtains unit 20 specifically include:
First obtains module, sets for obtaining the electronics being characterized between first moment and second moment
First displacement of standby change in displacement；And/or
Second obtains module, sets for obtaining the electronics being characterized between first moment and second moment
First amount of deflection of standby angle change.
Optionally, the second obtaining unit 30, specifically includes:
Distance obtains module, for obtaining institute when at least one described moving parameter is specially first displacement
State the first distance between electronic equipment and the target area；
Ratio obtains module, and for being based on the first distance, acquisition is corresponding with the first distance, and described in characterization
First ratio value of size between target area and the first object image；
Displacement obtains module, described in being characterized based on first ratio value and first displacement
The second displacement amount of displacement variable between first object area image and second target area image；
Scanning area mobile module is obtained for moving first scanning area according to the second displacement amount
Obtain second scanning area.
Optionally, the second obtaining unit 30, specifically includes:
Amount of deflection obtains module, described for being based on when at least one described moving parameter is specially the first amount of deflection
First amount of deflection obtains the angle variable quantity characterized between the first object area image and second target area image
The second amount of deflection；
Scanning area rotary module is obtained for rotating first scanning area according to second amount of deflection
Obtain second scanning area.
Optionally, the second obtaining unit 30, specifically includes:
Distance obtains module, for being specially the first displacement and the first amount of deflection at least one described moving parameter
When, obtain the first distance between the electronic equipment and the target area；
Ratio obtains module, and for being based on the first distance, acquisition is corresponding with the first distance, and described in characterization
First ratio value of size between target area and the first object image；
Displacement obtains module, described in being characterized based on first ratio value and first displacement
The second displacement amount of displacement variable between first object area image and second target area image；
Scanning area mobile module is obtained for moving first scanning area according to the second displacement amount
Obtain third scanning area；
Amount of deflection obtains module, for being based on first amount of deflection, obtain characterize the first object area image with
Second amount of deflection of the angle variable quantity between second target area image；
Scanning area rotary module is obtained for rotating the third scanning area according to second amount of deflection
Obtain second scanning area.
Optionally, the second obtaining unit 30, specifically includes:
Judgment module obtains parameter type judging result for judging the type of at least one moving parameter；
First extension module is used for when the parameter type judging result is first displacement, by described first
Scanning area expands the first preset range, obtains second scanning area, wherein the first center of first scanning area
Point is identical as the second central point of second scanning area；Or
Second extension module is used for when the parameter type judging result is first amount of deflection, by described first
Scanning area expands the second preset range, obtains second scanning area, wherein the first center of first scanning area
Point is identical as the second central point of second scanning area；Or
Third extension module, for being first displacement and first deflection in the parameter type judging result
When amount, first scanning area is expanded into third preset range, obtains second scanning area, wherein described first sweeps
The first nodal point for retouching region is identical as the second central point of second scanning area.
Since above-mentioned electronic equipment and a kind of information processing method above-mentioned correspond, so just no longer superfluous herein
It states.
By one or more technical solutions in the embodiment of the present application, following one or more technical effects may be implemented
And advantage:
Due to the technical solution in the embodiment of the present application, electronic equipment during the scanning process, when target area is corresponding
When target area image is not in scanning area, electronic equipment can automatically move electronic equipment according to the moving parameter of itself
Scanning area, compared to the prior art in electronic equipment during the scanning process, when the corresponding target area image in target area
When not in scanning area, electronic equipment not can control scanning area movement, and scanning process is caused to be interrupted, and can effectively solve the problem that existing
Have in technology that there is electronic equipments not can control the mobile technical problem of scanning area, and then realizes and scanned in electronic equipment
In the process, when the corresponding target area image in target area is not in scanning area, electronic equipment can control scanning area
It is mobile, it is ensured that the unbroken technical effect of scanning process.
Due to the technical solution in the embodiment of the present application, two dimensional code in target area is caused not sweep in electronic equipment shake
When retouching in region, it is mobile that electronic equipment can control scanning area according to the moving parameter of itself, compared to the prior art in, use
Family will often manually control the technical solution of electronic equipment adjustment scanning area, can effectively solve the problems, such as poor user experience.
It should be understood by those skilled in the art that, the embodiment of the present invention can provide as method, system or computer program
Product.Therefore, complete hardware embodiment, complete software embodiment or reality combining software and hardware aspects can be used in the present invention
Apply the form of example.Moreover, it wherein includes the computer of computer usable program code that the present invention, which can be used in one or more,
The computer program implemented in usable storage medium (including but not limited to magnetic disk storage, CD-ROM, optical memory etc.) produces
The form of product.
The present invention be referring to according to the method for the embodiment of the present invention, the process of equipment (system) and computer program product
Figure and/or block diagram describe.It should be understood that every one stream in flowchart and/or the block diagram can be realized by computer program instructions
The combination of process and/or box in journey and/or box and flowchart and/or the block diagram.It can provide these computer programs
Instruct the processor of general purpose computer, special purpose computer, Embedded Processor or other programmable data processing devices to produce
A raw machine, so that being generated by the instruction that computer or the processor of other programmable data processing devices execute for real
The device for the function of being specified in present one or more flows of the flowchart and/or one or more blocks of the block diagram.
These computer program instructions, which may also be stored in, is able to guide computer or other programmable data processing devices with spy
Determine in the computer-readable memory that mode works, so that it includes referring to that instruction stored in the computer readable memory, which generates,
Enable the manufacture of device, the command device realize in one box of one or more flows of the flowchart and/or block diagram or
The function of being specified in multiple boxes.
These computer program instructions also can be loaded onto a computer or other programmable data processing device, so that counting
Series of operation steps are executed on calculation machine or other programmable devices to generate computer implemented processing, thus in computer or
The instruction executed on other programmable devices is provided for realizing in one or more flows of the flowchart and/or block diagram one
The step of function of being specified in a box or multiple boxes.
Specifically, the corresponding computer program instructions of one of the embodiment of the present application information processing method can be deposited
It stores up on CD, hard disk, the storage mediums such as USB flash disk, when the computer journey corresponding with a kind of information processing method in storage medium
Sequence instruction is read or is performed by an electronic equipment, includes the following steps:
The first moment during the electronic equipment scans a target area, first scanning area include
First object area image corresponding with the target area at the second moment after first moment, judges the electricity
Whether sub- equipment moves, and obtains the first judging result；
When first judging result, which is, is, at least one moving parameter of the electronic equipment is obtained；
Based at least one described moving parameter, second scanning area different from first scanning area is obtained,
In, second scanning area can include the second target area image corresponding with second moment.
Optionally, stored in the storage medium and step: described at least one movement for obtaining the electronic equipment
Parameter, corresponding computer instruction specifically comprise the following steps: during being specifically performed
Obtain the first of the electronic equipment change in displacement being characterized between first moment and second moment
Displacement；And/or
Obtain the first of the electronic equipment angle change being characterized between first moment and second moment
Amount of deflection.
Optionally, store in the storage medium and step: being specially described at least one described moving parameter
It is described based at least one described moving parameter when one displacement, obtain second scanning different from first scanning area
Region, corresponding computer instruction specifically comprise the following steps: during being specifically performed
Obtain the first distance between the electronic equipment and the target area；
It based on the first distance, obtains corresponding with the first distance, and characterizes the target area and described the
First ratio value of size between one target image；
Based on first ratio value and first displacement, obtains and characterize the first object area image and institute
State the second displacement amount of the displacement variable between the second target area image；
First scanning area is moved according to the second displacement amount, obtains second scanning area.
Optionally, store in the storage medium and step: being specially first inclined at least one described moving parameter
It is described that second scanning area different from first scanning area is obtained based at least one described moving parameter when turning amount,
Corresponding computer instruction specifically comprises the following steps: during being specifically performed
Based on first amount of deflection, obtains and characterize the first object area image and second target area image
Between angle variable quantity the second amount of deflection；
First scanning area is rotated according to second amount of deflection, obtains second scanning area.
Optionally, store in the storage medium and step: being specially first at least one described moving parameter
It is described based at least one described moving parameter when shifting amount and the first amount of deflection, it obtains different from first scanning area
Second scanning area, corresponding computer instruction specifically comprise the following steps: during being specifically performed
Obtain the first distance between the electronic equipment and the target area；
It based on the first distance, obtains corresponding with the first distance, and characterizes the target area and described the
First ratio value of size between one target image；
Based on first ratio value and first displacement, obtains and characterize the first object area image and institute
State the second displacement amount of the displacement variable between the second target area image；
First scanning area is moved according to the second displacement amount, obtains third scanning area；
Based on first amount of deflection, obtains and characterize the first object area image and second target area image
Between angle variable quantity the second amount of deflection；
The third scanning area is rotated according to second amount of deflection, obtains second scanning area.
Optionally, stored in the storage medium and step: based at least one described moving parameter, obtain with it is described
The second different scanning area of first scanning area, corresponding computer instruction specifically be performed during, specifically include as
Lower step:
The type for judging at least one moving parameter, obtains parameter type judging result；
When the parameter type judging result is first displacement, it is pre- that first scanning area is expanded first
If range, second scanning area is obtained, wherein the first nodal point of first scanning area and second scanning area
Second central point in domain is identical；Or
When the parameter type judging result is first amount of deflection, it is pre- that first scanning area is expanded second
If range, second scanning area is obtained, wherein the first nodal point of first scanning area and second scanning area
Second central point in domain is identical；Or
When the parameter type judging result is first displacement and first amount of deflection, described first is swept
It retouches region and expands third preset range, obtain second scanning area, wherein the first nodal point of first scanning area
It is identical as the second central point of second scanning area.
Although preferred embodiments of the present invention have been described, it is created once a person skilled in the art knows basic
Property concept, then additional changes and modifications may be made to these embodiments.So it includes excellent that the following claims are intended to be interpreted as
It selects embodiment and falls into all change and modification of the scope of the invention.
Obviously, various changes and modifications can be made to the invention without departing from essence of the invention by those skilled in the art
Mind and range.In this way, if these modifications and changes of the present invention belongs to the range of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to include these modifications and variations.
Claims (6)
1. a kind of information processing method is applied to an electronic equipment, includes the first scanning in the display unit of the electronic equipment
Region, which comprises
The first moment during the electronic equipment scans a target area, first scanning area include and institute
The corresponding first object area image in target area is stated, at the second moment after first moment, judges that the electronics is set
It is standby whether to move, obtain the first judging result；
When first judging result, which is, is, at least one moving parameter of the electronic equipment is obtained；
Based at least one described moving parameter, and according to the type of the moving parameter, using corresponding manner, obtain with it is described
The second different scanning area of first scanning area, wherein second scanning area can include and second moment
Corresponding second target area image；
Described at least one moving parameter for obtaining the electronic equipment, specifically includes:
Obtain the first displacement of the electronic equipment change in displacement being characterized between first moment and second moment
Amount；And/or
Obtain the first deflection of the electronic equipment angle change being characterized between first moment and second moment
Amount；
Wherein, described based at least one described shifting when at least one described moving parameter is specially first displacement
Dynamic parameter, and second different from first scanning area are obtained using corresponding manner according to the type of the moving parameter
Scanning area specifically includes:
Obtain the first distance between the electronic equipment and the target area；
Based on the first distance, acquisition is corresponding with the first distance, and characterizes the target area and first mesh
First ratio value of size between logo image；
Based on first ratio value and first displacement, obtains and characterize the first object area image and described the
The second displacement amount of displacement variable between two target area images；
First scanning area is moved according to the second displacement amount, obtains second scanning area；
Wherein, described based at least one described movement ginseng when at least one described moving parameter is specially the first amount of deflection
Number, and second scanning different from first scanning area is obtained using corresponding manner according to the type of the moving parameter
Region specifically includes:
Based on first amount of deflection, obtains and characterize between the first object area image and second target area image
Angle variable quantity the second amount of deflection；
First scanning area is rotated according to second amount of deflection, obtains second scanning area.
2. the method as described in claim 1, which is characterized in that at least one described moving parameter be specially the first displacement
It is described based at least one described moving parameter when with the first amount of deflection, and according to the type of the moving parameter, using corresponding
Mode obtains second scanning area different from first scanning area, specifically includes:
Obtain the first distance between the electronic equipment and the target area；
Based on the first distance, acquisition is corresponding with the first distance, and characterizes the target area and first mesh
First ratio value of size between logo image；
Based on first ratio value and first displacement, obtains and characterize the first object area image and described the
The second displacement amount of displacement variable between two target area images；
First scanning area is moved according to the second displacement amount, obtains third scanning area；
Based on first amount of deflection, obtains and characterize between the first object area image and second target area image
Angle variable quantity the second amount of deflection；
The third scanning area is rotated according to second amount of deflection, obtains second scanning area.
3. the method as described in claim 1, which is characterized in that it is described based at least one described moving parameter, and according to institute
The type for stating moving parameter obtains second scanning area different from first scanning area using corresponding manner, specific to wrap
It includes:
The type for judging at least one moving parameter, obtains parameter type judging result；
When the parameter type judging result is first displacement, first scanning area is expanded into the first default model
It encloses, obtains second scanning area, wherein the first nodal point of first scanning area and second scanning area
Second central point is identical；Or
When the parameter type judging result is first amount of deflection, first scanning area is expanded into the second default model
It encloses, obtains second scanning area, wherein the first nodal point of first scanning area and second scanning area
Second central point is identical；Or
When the parameter type judging result is first displacement and first amount of deflection, by first scanning area
Domain expands third preset range, obtains second scanning area, wherein the first nodal point of first scanning area and institute
The second central point for stating the second scanning area is identical.
It include the first scanning area in the display unit of the electronic equipment 4. a kind of electronic equipment, the electronic equipment includes:
Judging unit, for the first moment during the electronic equipment scans a target area, first scanning
Region includes first object area image corresponding with the target area, the second moment after first moment,
Judge whether the electronic equipment moves, obtains the first judging result；
First obtains unit, for when first judging result, which is, is, obtaining at least one movement of the electronic equipment
Parameter；
Second obtaining unit, at least one moving parameter based on described in, and according to the type of the moving parameter, using phase
It answers mode, obtains second scanning area different from first scanning area, wherein second scanning area can include
There is the second target area image corresponding with second moment；
The first obtains unit, specifically includes:
First obtains module, for obtaining the electronic equipment position being characterized between first moment and second moment
Move the first displacement of variation；And/or
Second obtains module, for obtaining the electronic equipment angle being characterized between first moment and second moment
Spend the first amount of deflection of variation；
Wherein, second obtaining unit, specifically includes:
Distance obtains module, for obtaining the electricity when at least one described moving parameter is specially first displacement
First distance between sub- equipment and the target area；
Ratio obtains module, and for being based on the first distance, acquisition is corresponding with the first distance, and characterizes the target
First ratio value of size between region and the first object image；
Displacement obtains module, for being based on first ratio value and first displacement, obtains characterization described first
The second displacement amount of displacement variable between target area image and second target area image；
Scanning area mobile module obtains institute for moving first scanning area according to the second displacement amount
State the second scanning area；
Wherein, second obtaining unit, specifically includes:
Amount of deflection obtains module, for being based on described first when at least one described moving parameter is specially the first amount of deflection
Amount of deflection obtains and characterizes the of the angle variable quantity between the first object area image and second target area image
Two amount of deflections；
Scanning area rotary module obtains institute for rotating first scanning area according to second amount of deflection
State the second scanning area.
5. electronic equipment as claimed in claim 4, which is characterized in that second obtaining unit specifically includes:
Distance obtains module, for obtaining when at least one described moving parameter is specially the first displacement and the first amount of deflection
Obtain the first distance between the electronic equipment and the target area；
Ratio obtains module, and for being based on the first distance, acquisition is corresponding with the first distance, and characterizes the target
First ratio value of size between region and the first object image；
Displacement obtains module, for being based on first ratio value and first displacement, obtains characterization described first
The second displacement amount of displacement variable between target area image and second target area image；
Scanning area mobile module obtains for moving first scanning area according to the second displacement amount
Three scanning areas；
Amount of deflection obtains module, for being based on first amount of deflection, obtain characterize the first object area image with it is described
Second amount of deflection of the angle variable quantity between the second target area image；
Scanning area rotary module obtains institute for rotating the third scanning area according to second amount of deflection
State the second scanning area.
6. electronic equipment as claimed in claim 4, which is characterized in that second obtaining unit specifically includes: judging mould
Block obtains parameter type judging result for judging the type of at least one moving parameter；
First extension module, for when the parameter type judging result is first displacement, described first to be scanned
Region expands the first preset range, obtains second scanning area, wherein the first nodal point of first scanning area with
Second central point of second scanning area is identical；Or
Second extension module, for when the parameter type judging result is first amount of deflection, described first to be scanned
Region expands the second preset range, obtains second scanning area, wherein the first nodal point of first scanning area with
Second central point of second scanning area is identical；Or
Third extension module, for being first displacement and first amount of deflection in the parameter type judging result
When, first scanning area is expanded into third preset range, obtains second scanning area, wherein first scanning
The first nodal point in region is identical as the second central point of second scanning area.
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| CN113033236A (en) * | 2021-03-26 | 2021-06-25 | 北京有竹居网络技术有限公司 | Method, device, terminal and non-transitory storage medium for acquiring recognition target |
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| CN103309582A (en) * | 2012-03-08 | 2013-09-18 | 阿里巴巴集团控股有限公司 | Image stabilization display method of terminal device, and terminal device with image stabilization display function |
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| CN103813075A (en) * | 2012-11-07 | 2014-05-21 | 联想(北京)有限公司 | Reminding method and electronic device |
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| CN101091381A (en) * | 2004-12-23 | 2007-12-19 | 诺基亚公司 | Method for extracting of multiple sub-windows of a scanning area by means of a digital video camera |
| US8702002B2 (en) * | 2012-07-31 | 2014-04-22 | Ncr Corporation | Method, apparatus and system for scanning optical codes |
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| CN103309582A (en) * | 2012-03-08 | 2013-09-18 | 阿里巴巴集团控股有限公司 | Image stabilization display method of terminal device, and terminal device with image stabilization display function |
| CN103813075A (en) * | 2012-11-07 | 2014-05-21 | 联想(北京)有限公司 | Reminding method and electronic device |
| CN103529956A (en) * | 2013-10-31 | 2014-01-22 | 广州视睿电子科技有限公司 | Pointing device and processing method in rotation |
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