CN104573608B - A kind of coding information scan method and device - Google Patents
A kind of coding information scan method and device Download PDFInfo
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- CN104573608B CN104573608B CN201510033845.5A CN201510033845A CN104573608B CN 104573608 B CN104573608 B CN 104573608B CN 201510033845 A CN201510033845 A CN 201510033845A CN 104573608 B CN104573608 B CN 104573608B
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Abstract
The embodiment of the present invention provides a kind of coding information scan method and device, including：Detect motion track of first object on the screen or near screen；Judge whether the motion track is consistent with preset track, if be consistent, the screen ranges of motion track delimitation are determined according to the motion track；The region shared by coding information image is identified in screen content in the screen ranges of the delimitation；By the contents interception in the region shared by the coding information image recognized into picture, as the coding information image scanned.
Description
Technical field
The present invention relates to technical field of information processing more particularly to a kind of coding information scan method and devices.
Background technology
With the fast development of smart mobile phone, the use of Quick Response Code is also more and more, and user can pass through the camera shooting of mobile phone
Image in 2 D code on head scanning foreign medium, is further identified the image of intake to obtain the letter contained in Quick Response Code
Breath.
With the facilitation of information propagating pathway, there are many application program supports and directly transmitted Quick Response Code
Or share, and printed there is still a need for user using existing two-dimensional code scanning method and shot again with equipment such as mobile phones
Identification, this makes troubles to the use of user.
Invention content
In view of this, the present invention provides a kind of coding information scan method and device, can realize and directly obtain on the screen
Take coding information image.
To achieve the above object, one aspect of the present invention provides a kind of coding information scan method, including：
Detect motion track of first object on the screen or near screen；
Judge whether the motion track is consistent with preset track, if be consistent, determined according to the motion track
The screen ranges that the motion track delimited；
The region shared by coding information image is identified in screen content in the screen ranges of the delimitation；
By the contents interception in the region shared by the coding information image recognized into picture, as the coding information scanned
Image.
In a preferred embodiment, this method further includes：
After the coding information image for obtaining scanning, image is carried out to the coding information image and identifies to obtain coding letter
Breath.
In a preferred embodiment, this method further includes：
Behind the region shared by identification coding information image, the result for identifying region shared by coding information image is shown
Show, after confirmation instruction is received, then perform subsequent step.
In a preferred embodiment, the preset track is the track of sealing ring or the track of non-close.
In a preferred embodiment, the screen ranges that motion track delimitation is determined according to the motion track
Including：
When the motion track is the track of non-close, determine to surround the minimum rectangle screen model of the motion track
It encloses, the screen ranges delimited as the motion track；
When the motion track is the track of closing, the screen ranges that the closing track surrounds are determined, as the shifting
The screen ranges that dynamic rail mark delimited.
In a preferred embodiment, the motion track of the first object of the detection on the screen includes：
The motion track that detection organism skin touches on the screen.
In a preferred embodiment, motion track of the first object of the detection near screen includes：
Based on Electromagnetic Testing Technology, motion track of the detection time writer near screen.
In a preferred embodiment, the coding information includes 2 D code information or bar code information.
Another aspect of the present invention also provides a kind of coding information scanning means, including：
Track detection unit, for detecting motion track of first object on the screen or near screen；
Tracking condition judging unit, for judging whether the motion track is consistent with preset track, if be consistent,
The screen ranges of motion track delimitation are determined according to the motion track；
Coding information image-region recognition unit is compiled for being identified in the screen content in the screen ranges of the delimitation
Region shared by code frame；
Coding information image interception unit, for the region shared by the coding information image that will recognize contents interception into
Picture, as the coding information image scanned.
In a preferred embodiment, which further includes：
Information identificating unit, for obtaining the coding information image scanned in the coding information image interception unit
Afterwards, image is carried out to the coding information image to identify to obtain coding information.
The scheme of the embodiment of the present invention can realize the coding information image on direct scanning recognition screen, it is no longer necessary to first
Coding information image is printed, greatly facilitates the operation of user.
Description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is the present invention
Some embodiments, for those of ordinary skill in the art, without creative efforts, can also basis
These attached drawings obtain other attached drawings.
Fig. 1 is a kind of flow chart of coding information scan method provided in an embodiment of the present invention；
Fig. 2 is a kind of flow chart for coding information scan method that the embodiment of the present invention one provides；
Fig. 3 is the signal that user's finger irises out 2 D code information image on smart mobile phone screen in the embodiment of the present invention one
Figure；
Fig. 4 is region recognition result shared by smart mobile phone screen display 2 D code information image in the embodiment of the present invention one
Interface schematic diagram；
Fig. 5 is a kind of flow chart of coding information scan method provided by Embodiment 2 of the present invention；
Fig. 6 is the signal that user's finger streaks 2 D code information image on smart mobile phone screen in the embodiment of the present invention two
Figure；
Fig. 7 is region recognition result shared by smart mobile phone screen display 2 D code information image in the embodiment of the present invention two
Interface schematic diagram；
Fig. 8 is a kind of schematic diagram of coding information scanning means provided in an embodiment of the present invention.
Specific embodiment
Purpose, technical scheme and advantage to make the embodiment of the present invention are clearer, below in conjunction with the embodiment of the present invention
In attached drawing, the technical solution in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
Part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
All other embodiments obtained without making creative work shall fall within the protection scope of the present invention.
The embodiment of the present invention provides a kind of coding information scan method, as shown in Figure 1, the coding information method is including as follows
Step：
Step S101：Detect motion track of first object on the screen or near screen；
Step S102：Judge whether motion track is consistent with preset track, if be consistent, determined according to motion track
The screen ranges that the motion track delimited；
Step S103：The region shared by coding information image is identified in screen content in the screen ranges of delimitation；
Step S104：By the contents interception in the region shared by the coding information image recognized into picture, arrived as scanning
Coding information image.
In practice, above-mentioned coding information can be specifically 2 D code information, bar code information etc..
The coding information scan method provided through the embodiment of the present invention can be realized directly to the coding information on screen
Image is scanned, it is no longer necessary to be printed and be scanned and recognized again, greatly facilitate the use of user.
Below with the present invention will be described in detail specific implementation of the embodiment in practical application scene of a specific example.
Embodiment one
A kind of the present embodiment specific implementation that specifically the present invention will be described in detail so that coding information is 2 D code information as an example.
It should be noted that the method in the present invention can be used in any computing device with screen, including but not limited to
Smart mobile phone, tablet computer, desktop computer, laptop, personal digital assistant (PDA) etc., in this example might as well with should
It is illustrated in smart mobile phone.
As shown in Fig. 2, the coding information scan method in the present embodiment includes the following steps：
Step S201：Detect the motion track of application on human skin on the screen.
As shown in figure 3, the finger 25 of user depicts the track 22 of closing on the screen 21 of smart mobile phone 20 in this example
(in Fig. 3 shown in dotted line), the track 22 of the closing form a sealing ring.
Step S202：Whether the motion track got in judgment step S201 is consistent with preset track.
In this example, track of the preset track for sealing ring, therefore the closing that the user's finger 25 shown in Fig. 3 is drawn
Track 22 is consistent with desired guiding trajectory.
Those skilled in the art should be able to understand, for the concrete shape of the sealing ring in desired guiding trajectory simultaneously in this example
It is not construed as limiting, it is only necessary to it is required that the first connection of curvilinear path, such as be not limited to elliptical orbit, positive Circular test, random
Closed figure track etc..
Step S203：When the judging result of step S202 is when being consistent, the motion track 22 according to closing determines the closing
Motion track 22 surround screen ranges, as the motion track 22 delimit screen ranges.
In this example, since motion track 22 is closing, in the screen model for determining the motion track 22 and being delimited
When enclosing, screen ranges that the screen ranges that can directly surround the motion track 22 delimited as motion track 22 realize this
The cost of sample design is lower.Certainly in another alternative implementation, the motion track 22 will can also be surrounded most
The screen ranges that small rectangular screen range delimited as the motion track 22, it should be noted why be defined as minimum square
Shaped screen range is because profile of the image in screen of 2 D code information is generally rectangular.
In another alternate embodiment, the screen ranges that the motion track 22 of closing is surrounded may also partly cover
2 D code information image is covered, it is undesirable to prompt the user with motion track 22 at this time, is not covered with complete two dimension
Code frame can also use the scheme of another optimization.The scheme of the optimization is：The motion track 22 of closing is surrounded
Screen ranges in content analyzed, when finding there are during 2 D code information image, the spy based on 2 D code information image
Point, the boundary of automatic identification 2 D code information image, using the boundary of 2 D code information image as motion track in the present embodiment
22 screen ranges delimited, realize the adaptive extension for delimiting motion track 22 screen ranges, to improve the experience of user.
Step S204：Identification 2 D code information image institute in the screen content in screen ranges delimited in motion track 22
The region accounted for.
Since the characteristics of image of 2 D code information image and the other content on its periphery have significantly not on characteristics of image
Together, the difference based on these characteristics of image can be from the screen content in the screen ranges of delimitation by 2 D code information image institute
The region accounted for is accurately identified.
As shown in figure 3, motion track 22 delimit screen ranges in screen content in finally have identified Quick Response Code
Region 23 shared by frame includes 2 D code information image 24 in the region 23.
Step 205：The result in region 23 is shown shared by the 2 D code information image 24 that will identify that, for user into
Row confirms.
As shown in figure 4, in the interface for showing the result in region 23 shared by 2 D code information image, can will remove
Other regions other than region 23 (are especially filled out with gloomy tone or be filled with other effects in Fig. 4 with oblique line
Fill), and the region shared by the region 23 of 2 D code information image is highlighted, with the 2 D code information that user is prompted to identify
The range in region 23 shared by image.
Meanwhile can be in Fig. 4 interface " confirmations " order button 26 and " cancellation " order button 27 are provided, for user
Confirm or cancellation step S204 in region shared by the 2 D code information that identifies.When user clicks " confirmation " order button 26,
Confirmation instruction is sent out, continues to execute subsequent step；When user clicks " cancellation " order button 27, cancellation instruction is sent out, is stopped
Perform subsequent step.Those skilled in the art should be able to understand that the specific implementation for sending out confirmation and cancellation instruction is unlimited
By the form of the corresponding order button of click in Fig. 4, such as it can also be certain gestures operation etc..
In addition, this step S205 perform purpose essentially consist in after execution continue Quick Response Code identification the step of before, first by
User confirms whether the region of identification is correct, and flow can be terminated in advance if incorrect.
Step S206：In the contents interception for recognizing the region shared by 2 D code information image into picture, as Quick Response Code
Frame.
Step S207：After the 2 D code information image for obtaining scanning, image can be carried out to 2 D code information image
Identification obtains 2 D code information.
It can be seen that the technical solution in the present embodiment causes user on smart mobile phone screen by 2 D code information image
Region iris out, it is possible to the 2 D code information image interception is come out, and further identify 2 D code information, it is no longer necessary to
The 2 D code information image is printed scanning recognition again by user, greatly facilitates the use of user.
Embodiment two
A kind of the present embodiment specific implementation that still specifically the present invention will be described in detail by taking 2 D code information as an example.This implementation
Example is different from the content for being differing principally in that desired guiding trajectory of embodiment one.Specifically, referring to Fig. 5, this method includes following step
Suddenly：
Step S501：Detect the motion track of the skin of people on the screen.
As shown in fig. 6, the finger 55 of the user in this example depicts one on the whole on the screen 51 of smart mobile phone 50
Inclined straight path 52, it is clear that the straight path 52 is non-close, in figure 6 by two endpoint be respectively labeled as A and
B。
Step S502：Whether the motion track detected in judgment step S501 is consistent with preset track.
Step S503：When the judging result of step S502 surrounds the straight line rail when being consistent, to be determined according to straight path 52
The minimum rectangle screen ranges of mark 52, the screen ranges delimited as the straight path 52.
As shown in fig. 6, the starting point A and terminating point B according to straight path 52 can determine to surround the straight path 52
Minimum rectangle screen ranges are limited in Figure 5 with four angle points A, D, B and C.
Step S504：Quick Response Code is identified in the screen content in the range of rectangular screen limited in four angle points A, D, B and C
Region shared by frame.
Since the characteristics of image of 2 D code information image and the other content on its periphery have significantly not on characteristics of image
Together, the difference based on these characteristics of image can be from the screen content in the screen ranges of delimitation by 2 D code information image institute
The region accounted for is relatively accurately identified.The region shared by 2 D code information image identified in Fig. 6 is region 53,
Include 2 D code information image in the region 53.
Step S505：The result in region 53 is shown shared by the 2 D code information image that will identify that, for user into
Row confirms.
As shown in fig. 7, in the interface for showing the result in region 53 shared by 2 D code information image, can will remove
Other regions other than region 53 with gloomy tone or other effects are filled and (are particularly filled out in Fig. 7 with oblique line
Fill), and the region shared by the region 53 of 2 D code information image is highlighted, with the 2 D code information that user is prompted to identify
The range in region 53 shared by image.
Meanwhile can be in the figure 7 interface " confirmations " order button 56 and " cancellation " order button 57 are provided, for user
Confirm or cancellation step S504 in region 53 shared by the 2 D code information that identifies.User clicks " confirmation " order button 56
When, confirmation instruction is sent out, continues to execute subsequent step；When user clicks " cancellation " order button 57, cancellation instruction is sent out, is stopped
Only perform subsequent step.
It is first true by user before the purpose that this step S505 is performed essentially consists in the step of continuing Quick Response Code identification after execution
Whether correct recognize other region, flow can be terminated in advance if incorrect.
Step S506：In the contents interception for recognizing the region shared by 2 D code information image into picture, as Quick Response Code
Frame.
Step S507：After the 2 D code information image for obtaining scanning, image can be carried out to 2 D code information image
Identification obtains 2 D code information.
It can be seen that the technical solution in the present embodiment causes user on smart mobile phone screen by 2 D code information image
Region streak, it is possible to the 2 D code information image interception is come out, and further identify 2 D code information, it is no longer necessary to
The 2 D code information image is printed scanning recognition again by user, greatly facilitates the use of user.
It should be noted that preset track, which can also be defined as palm, streaks a panel region, thus when the palm of user
When streaking the screen of smart mobile phone, the track that can be streaked according to palm determines the screen ranges streaked by the track, as
The screen ranges that the track streaked delimited, and the area in the screen ranges of delimitation shared by identification 2 D code information image
Domain.
In addition, either palm streaks a panel region or finger streaks straight line track, these tracks are directly surrounded
Screen ranges may only be that part covers 2 D code information image, motion track can be prompted the user at this time do not meet
It is required that it is not covered with complete 2 D code information image；Content in screen ranges that can also be to surrounding these tracks carries out
Analysis, when finding there are during image in 2 D code, the characteristics of based on 2 D code information image, automatic identification 2 D code information image
Boundary, the screen ranges delimited using the boundary of 2 D code information image as motion track in the present embodiment, is realized to moving rail
Mark delimit the adaptive extension of screen ranges, to improve the experience of user.
It should be noted that be in above each embodiment touched on the screen with the skin of people to be formed motion track into
Row explanation, and can also be that other biological body skin touches to form motion track on the screen in addition to human in practice.In addition
In the smart mobile phone for carrying electronic detection system, Electromagnetic Testing Technology is also based on, detection time writer is near screen
Motion track forms required motion track.
On the other hand the embodiment of the present invention also provides a kind of coding information scanning means, as shown in figure 8, the scanning means packet
It includes：Track detection unit 801, tracking condition judging unit 802, coding information image-region recognition unit 803, coding information figure
As interception unit 804.
Wherein, motion track of the track detection unit 801 for the first object of detection on the screen or near screen；Track
Condition judgment unit 802 is for judging whether the motion track is consistent with preset track, if be consistent, according to the shifting
Dynamic rail mark determines the screen ranges that the motion track delimited；Coding information image-region recognition unit 803 is used in the delimitation
Screen ranges in screen content in identification coding information image shared by region；Coding information image interception unit 804 is used
In the region shared by the coding information image that will be recognized contents interception into picture, as the coding information image scanned.
In addition, the scanning means in the present embodiment can also include information identificating unit 805, the information identificating unit 805
For after coding information image interception unit 804 obtains the coding information image scanned, to the coding information image into
Row image identifies to obtain coding information
In addition, the embodiment of the present invention correspondingly provides a kind of device for realizing coding information scanning, which includes processing
Device and memory, the processor is for being configured to read instruction set and data set from the memory, to perform following operation：
Detect motion track of first object on the screen or near screen；
Judge whether the motion track is consistent with preset track, if be consistent, determined according to the motion track
The screen ranges that the motion track delimited；
The region shared by coding information image is identified in screen content in the screen ranges of the delimitation；
By the contents interception in the region shared by the coding information image recognized into picture, as the coding information scanned
Image.
The above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications also should
It is considered as protection scope of the present invention.
Claims (8)
1. a kind of coding information scan method, which is characterized in that including：
Motion track of first object on the screen or near screen is detected, includes coding information image on the screen；
Judge whether the motion track is consistent with preset track, if be consistent, the shifting is determined according to the motion track
The screen ranges that dynamic rail mark delimited；
The region shared by coding information image is identified in screen content in the screen ranges of the delimitation；
By the contents interception in the region shared by the coding information image recognized into picture, as the coding information figure scanned
Picture；
Image is carried out to the coding information image to identify to obtain coding information.
2. the method as described in claim 1, which is characterized in that this method further includes：
Behind the region shared by identification coding information image, the result for identifying region shared by coding information image is shown,
After confirmation instruction is received, then perform subsequent step.
3. method as claimed in claim 1 or 2, which is characterized in that track or non-envelope of the preset track for sealing ring
The track closed.
4. method as claimed in claim 1 or 2, which is characterized in that described to determine the motion track according to the motion track
The screen ranges of delimitation include：
When the motion track is the track of non-close, determines to surround the minimum rectangle screen ranges of the motion track, make
The screen ranges delimited for the motion track；
When the motion track is the track of closing, the screen ranges that the closing track surrounds are determined, as the moving rail
The screen ranges that mark delimited.
5. method as claimed in claim 1 or 2, which is characterized in that the motion track of the first object of the detection on the screen
Including：
The motion track that detection organism skin touches on the screen.
6. method as claimed in claim 1 or 2, which is characterized in that moving rail of the first object of the detection near screen
Mark includes：
Based on Electromagnetic Testing Technology, motion track of the detection time writer near screen.
7. method as claimed in claim 1 or 2, which is characterized in that the coding information includes 2 D code information or bar code
Information.
8. a kind of coding information scanning means, which is characterized in that including：
Track detection unit for detecting motion track of first object on the screen or near screen, includes on the screen
Coding information image；
Tracking condition judging unit, for judging whether the motion track is consistent with preset track, if be consistent, foundation
The motion track determines the screen ranges that the motion track delimited；
Coding information image-region recognition unit, for identification coding letter in the screen content in the screen ranges of the delimitation
Cease the region shared by image；
Coding information image interception unit, for the region shared by the coding information image that will recognize contents interception into figure
Piece, as the coding information image scanned；
Information identificating unit, it is right for after the coding information image interception unit obtains the coding information image scanned
The coding information image carries out image and identifies to obtain coding information.
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105095819A (en) * | 2015-07-29 | 2015-11-25 | 百度在线网络技术（北京）有限公司 | Processing method and device for bar-code image |
| CN106845311A (en) * | 2016-11-09 | 2017-06-13 | 北京鼎九信息工程研究院有限公司 | A kind of reading method and device of figure Quick Response Code |
| CN112818719B (en) * | 2020-12-30 | 2023-06-23 | 上海掌门科技有限公司 | Method and equipment for identifying two-dimensional code |
| CN112907790A (en) * | 2021-02-07 | 2021-06-04 | 新大陆（福建）公共服务有限公司 | Method, device and medium for unlocking Bluetooth door lock by trusted digital identity two-dimensional code |
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