CN110399869A - Scan method and device - Google Patents
Scan method and device Download PDFInfo
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- CN110399869A CN110399869A CN201810377372.4A CN201810377372A CN110399869A CN 110399869 A CN110399869 A CN 110399869A CN 201810377372 A CN201810377372 A CN 201810377372A CN 110399869 A CN110399869 A CN 110399869A
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- Prior art keywords
- identified
- information
- dimensional code
- license plate
- characteristic information
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V10/00—Arrangements for image or video recognition or understanding
- G06V10/20—Image preprocessing
- G06V10/24—Aligning, centring, orientation detection or correction of the image
- G06V10/245—Aligning, centring, orientation detection or correction of the image by locating a pattern; Special marks for positioning
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V20/00—Scenes; Scene-specific elements
- G06V20/60—Type of objects
- G06V20/62—Text, e.g. of license plates, overlay texts or captions on TV images
- G06V20/625—License plates
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Multimedia (AREA)
- Theoretical Computer Science (AREA)
- Traffic Control Systems (AREA)
Abstract
The application provides a kind of scan method and equipment and judges object to be identified for two dimensional code or license plate figure, if two dimensional code then identifies two dimensional code, if license plate figure, then extract license board information after scanning device scans object to be identified.It during being somebody's turn to do, is identified it is not necessary that license plate figure is converted to two dimensional code, but is directly scanned and identified with scanning window, process is simple, saves the cost of layout two dimensional code, and recognition efficiency is high.
Description
Technical field
The present invention relates to the information processing technology more particularly to a kind of scan method and devices.
Background technique
Two dimensional code (2D barcode) is also referred to as two bar codes, is distributed in the two-dimensional direction according to certain regulation
, chequered with black and white, specific geometric figure, a large amount of information, printing and identification cost can be carried in the area of very little
Low, accuracy of identification is high.
Currently, two dimensional code is widely developed and is used in Internet of Things industry.Theoretically, one is assigned for each physics
The information of the object is included in the two dimensional code, is then equivalent to and the object is allowed to possess one " electronic ID card ", base by two dimensional code
Tracing management is carried out to object in the two dimensional code.Wherein, " object " includes physical objects or dummy object, and physical objects are, for example,
Vehicle, store etc., physical vlan are, for example, the WeChat ID of good friend, website etc..In management process, it is laid out on line or under line a large amount of
Two dimensional code installs two-dimensional code scanning software in terminal, scans the two-dimensional code and identify.
In the above method, it is necessary to object information are converted to two dimensional code in advance, assign a two dimensional code for each object, so
Afterwards, two dimensional code identification software could be started, carry out two-dimensional scanning, process very complicated.
Summary of the invention
The present invention provides a kind of scan method and equipment, to realize the purpose of the quickly information of identification sweep object.
In a first aspect, the embodiment of the present invention provides a kind of scan method, comprising:
Scanning device scans object to be identified；
The scanning device judges the object to be identified for two dimensional code or license plate figure；
If the scanning device judges that the object to be identified is the two dimensional code, it is corresponding to extract the two dimensional code
Data information；
If the scanning device judges that the object to be identified is the license plate figure, the license plate figure pair is extracted
The license board information answered.
Scan method provided in an embodiment of the present invention judges that object to be identified is after scanning device scans object to be identified
Two dimensional code or license plate figure, if two dimensional code then identifies two dimensional code, if license plate figure, then extract license board information.The process
In, it is identified it is not necessary that license plate figure is converted to two dimensional code, but directly scanned and identified with scanning window, process is simple,
The cost of layout two dimensional code is saved, and recognition efficiency is high.
In a kind of feasible implementation, the scanning device judges the object to be identified for two dimensional code or license plate figure
Shape, comprising:
The scanning device extracts the characteristic information of the object to be identified；
The scanning device compares the characteristic information and fisrt feature information, if the characteristic information and fisrt feature are believed
Manner of breathing symbol, it is determined that the object to be identified is the two dimensional code, and the fisrt feature information is that the feature of the two dimensional code is believed
Breath；
If the characteristic information is consistent with fisrt feature information, the scanning device compares the characteristic information and second
Characteristic information, if the characteristic information is consistent with second feature information, it is determined that the object to be identified is the license plate figure,
The second feature information is the characteristic information of the license plate figure.
In a kind of feasible implementation, the scanning device compare the characteristic information and fisrt feature information it
Before, further includes:
The scanning device scans at least one two dimensional code, feature is extracted at least one described two dimensional code, to obtain
The characteristic information for stating at least one two dimensional code obtains the fisrt feature according to the characteristic information of at least one two dimensional code and believes
Breath；
The scanning device scans at least one license plate figure, feature is extracted at least one described license plate figure, to obtain
The characteristic information of at least one license plate figure obtains described second according to the characteristic information of at least one license plate figure
Characteristic information.
In a kind of feasible implementation, the scanning device scans object to be identified, comprising:
For the scanning device using object to be identified described in program scanning, described program includes application program or operating system
Program.
Second aspect, the embodiment of the present invention provide a kind of scanning device, comprising:
Scan module, for scanning object to be identified；
Processing module, for judging the object to be identified for two dimensional code or license plate figure；
Extraction module extracts institute if judging that the object to be identified is the two dimensional code for the processing module
State the corresponding data information of two dimensional code；If the processing module judges that the object to be identified is the license plate figure, mention
Take the corresponding license board information of the license plate figure.
In a kind of feasible implementation, the processing module, specifically for extracting the feature of the object to be identified
Information compares the characteristic information and fisrt feature information, if the characteristic information is consistent with fisrt feature information, it is determined that institute
Stating object to be identified is the two dimensional code, and the fisrt feature information is the characteristic information of the two dimensional code；
If the characteristic information is consistent with fisrt feature information, the processing module compares the characteristic information and second
Characteristic information, if the characteristic information is consistent with second feature information, it is determined that the object to be identified is the license plate figure,
The second feature information is the characteristic information of the license plate figure.
In a kind of feasible implementation, the scan module, the processing module compare the characteristic information with
It before fisrt feature information, is also used to scan at least one two dimensional code, feature is extracted at least one described two dimensional code, to obtain
The characteristic information of at least one two dimensional code obtains the fisrt feature according to the characteristic information of at least one two dimensional code
Information；At least one license plate figure is scanned, feature is extracted at least one described license plate figure, to obtain at least one described license plate
The characteristic information of figure obtains the second feature information according to the characteristic information of at least one license plate figure.
In a kind of feasible implementation, the scan module is specifically used for using to be identified right described in program scanning
As described program includes application program or operating system program.
Scan method and equipment provided in an embodiment of the present invention judge to be identified after scanning device scans object to be identified
Object is two dimensional code or license plate figure, if two dimensional code then identifies two dimensional code, if license plate figure, then extract license board information.
It during being somebody's turn to do, is identified it is not necessary that license plate figure is converted to two dimensional code, but is directly scanned and identified with scanning window, process
Simply, the cost of layout two dimensional code is saved, and recognition efficiency is high.
Detailed description of the invention
In order to illustrate the technical solutions in the embodiments of the present application or in the prior art more clearly, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is this Shen
Some embodiments please for those of ordinary skill in the art without any creative labor, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the flow chart of scan method embodiment one of the present invention；
Fig. 2 is the flow chart of scan method embodiment two of the present invention；
Fig. 3 is the structural schematic diagram of scanning device embodiment one of the present invention.
Specific embodiment
To keep the purposes, technical schemes and advantages of the embodiment of the present application clearer, below in conjunction with the embodiment of the present application
In attached drawing, the technical scheme in the embodiment of the application is clearly and completely described, it is clear that described embodiment is
Some embodiments of the present application, instead of all the embodiments.Based on the embodiment in the application, those of ordinary skill in the art
Every other embodiment obtained without creative efforts, shall fall in the protection scope of this application.
In the following, being described in detail by technical solution of the specific embodiment to the application.
It should be noted that these specific embodiments can be combined with each other below, for the same or similar concept
Or process may repeat no more in certain embodiments.
Fig. 1 is the flow chart of scan method embodiment one of the present invention, comprising:
101, scanning device scans object to be identified.
In the embodiment of the present invention, scanning device is the terminal with scanning function, can be portable, pocket, holds
Formula, built-in computer or vehicle-mounted mobile device, mobile phone, personal digital assistant (Personal Digital
Assistant, PAD) etc..
In this step, scanning device scans object to be identified.For example, installing application program in scanning device, unlatching is answered
With program, scanning window alignment object to be identified is scanned；For another example, the operating system program in scanning device is opened, it will
Scanning window alignment object to be identified is scanned.
102, the scanning device judges the object to be identified for two dimensional code or license plate figure.
If 103, the scanning device judges that the object to be identified is the two dimensional code, the two dimensional code pair is extracted
The data information answered.
If 104, the scanning device judges that the object to be identified is the license plate figure, the license plate figure is extracted
The corresponding license board information of shape.
105, the scanning device prompt scanning input failure.
In above-mentioned steps 102~105, scanning device judges that object to be identified is two dimensional code, if two dimensional code, then mentions
The corresponding data information of two dimensional code is taken, for example, jumping to the network address etc. of two dimensional code binding；If scanning device is judged to be identified right
As not being two dimensional code, then further judge that object to be identified is license plate figure, if so, extracting the vehicle that license plate figure includes
Board information, such as license plate number, license plate color；If it is license plate figure that scanning device, which judges object to be identified not, prompt to use
Family scanning failure, such as object to be identified, or the interface etc. of display scanning failure can not be identified by voice prompting user.
Scan method provided in an embodiment of the present invention judges that object to be identified is after scanning device scans object to be identified
Two dimensional code or license plate figure, if two dimensional code then identifies two dimensional code, if license plate figure, then extract license board information.The process
In, it is identified it is not necessary that license plate figure is converted to two dimensional code, but directly scanned and identified with scanning window, process is simple,
The cost of layout two dimensional code is saved, and recognition efficiency is high.
Under normal conditions, information bound in different two dimensional codes is different, but the coding rule of different two dimensional codes is identical
's；Similarly, the corresponding license board information of different license plate figures is different, but the coding rule of different license plate figures is also identical
's.And the coding rule of two dimensional code and the coding rule of license plate figure are entirely different.In the following, being set to scanning in the embodiment of the present invention
It is standby how to judge that object to be scanned is described in detail for two dimensional code or license plate figure.Specifically, Fig. 2 can be participated in, Fig. 2 is this hair
The flow chart of bright scan method embodiment two, comprising:
201, scanning device extracts the characteristic information of object to be scanned.
In this step, scanning device converts (Scale-invariant using scale invariant feature
Featuretransform, SIFT) algorithm, acceleration robust features (Speeded-Up Robust Features, SURF) algorithm
Deng the characteristic information for extracting object to be scanned.
202, the scanning device compares the characteristic information and fisrt feature information, if the characteristic information and the first spy
Reference manner of breathing symbol, then execute 203, if executing 204 if the characteristic information is not inconsistent with fisrt feature information.
Under normal conditions, information bound in different two dimensional codes is different, but the coding rule of different two dimensional codes is identical
, therefore, feature extraction can be carried out to multiple two dimensional codes by adaptive DM two-dimension code structure extracting method of local feature etc.,
The information for meeting most of two dimensional code feature is obtained, referred to as fisrt feature information, is previously stored in scanning device
One characteristic information.For example, scanning device scanning before scanning object to be identified, scan at least one two dimensional code, to it is described extremely
A few two dimensional code extracts feature, to obtain the characteristic information of at least one two dimensional code, according at least one described two dimension
The characteristic information of code obtains the fisrt feature information；For another example, before scanning device factory, model instruction is carried out to multiple two dimensional codes
Practice, the bulletin characteristic information of two dimensional code is obtained, using the public characteristic information as fisrt feature information.
In this step, the characteristic information of scanning device comparison object to be identified and pre-stored fisrt feature information, if
The characteristic information of the object to be identified is consistent with fisrt feature information, then illustrates that the object to be identified is two dimensional code, execute step
Rapid 203；If the characteristic information of the object to be identified is not consistent with fisrt feature information, illustrate that the object to be identified is not two
Code is tieed up, needs further to judge, executes step 204.
203, scanning device determines that the object to be identified is the two dimensional code, extracts the corresponding data information of two dimensional code.
Wherein, the fisrt feature information is the characteristic information of the two dimensional code.
After determining that object to be identified is two dimensional code, the data information of two dimensional code binding is extracted.
204, scanning device compares the characteristic information and second feature information, if the characteristic information of the object to be identified
It is consistent with second feature information, then 205 are executed, if the characteristic information of the object to be identified is consistent with second feature information,
Execute 206.
Under normal conditions, information bound in different license plate figures is different, but the coding rule of different license plate figures is
It is identical, it is therefore possible to use license plate retrieving algorithm carries out feature extraction to multiple license plate figures, obtain meeting most of license plate
The information of graphic feature is previously stored with second feature information referred to as second feature information in scanning device.For example,
Scanning device scans before scanning object to be identified, at least one license plate figure is scanned, at least one described license plate figure
Feature is extracted, to obtain the characteristic information of at least one license plate figure, according to the feature of at least one license plate figure
Information obtains the second feature information；For another example, before scanning device factory, model training is carried out to multiple license plate figures, is obtained
The bulletin characteristic information of license plate figure, using the public characteristic information as second feature information.
In this step, the characteristic information of scanning device comparison object to be identified and pre-stored second feature information, if
The characteristic information of the object to be identified is consistent with second feature information, then illustrates that the object to be identified is license plate figure, execute
Step 205；If the characteristic information of the object to be identified is not consistent with second feature information, illustrate that the object to be identified is not
License plate figure, scanning device can not identify the object to be identified, execute step 206.
205, scanning device determines that the object to be identified is the license plate figure, extracts the corresponding license plate letter of license plate figure
Breath.
Wherein, the second feature information is the characteristic information of the license plate figure.
After determining that object to be identified is license plate figure, the corresponding license board information of license plate figure is extracted.
206, the scanning device prompt scanning input failure.
Following is the application Installation practice, can be used for executing the application embodiment of the method.It is real for the application device
Undisclosed details in example is applied, the application embodiment of the method is please referred to.
Fig. 3 is the structural schematic diagram of scanning device embodiment one of the present invention, and scanning device provided in this embodiment can be real
The each step for the method applied to scanning device that existing any embodiment of that present invention provides.Specifically, provided in this embodiment
Scanning device 10 includes:
Scan module 11, for scanning object to be identified；
Processing module 12, for judging the object to be identified for two dimensional code or license plate figure；
Extraction module 13 mentions if judging that the object to be identified is the two dimensional code for the processing module 12
Take the corresponding data information of the two dimensional code；If the processing module 12 judges that the object to be identified is the license plate figure
Shape then extracts the corresponding license board information of the license plate figure.
Scanning device provided in an embodiment of the present invention, scan object to be identified after, judge object to be identified for two dimensional code also
It is license plate figure, if two dimensional code then identifies two dimensional code, if license plate figure, then extract license board information.During being somebody's turn to do, being not necessarily to will
License plate figure is converted to two dimensional code and is identified, but is directly scanned and identified with scanning window, and process is simple, saves layout two
The cost of code is tieed up, and recognition efficiency is high.
Optionally, in an embodiment of the present invention, the processing module 12, specifically for extracting the object to be identified
Characteristic information compares the characteristic information and fisrt feature information, if the characteristic information is consistent with fisrt feature information, really
The fixed object to be identified is the two dimensional code, and the fisrt feature information is the characteristic information of the two dimensional code；
If the characteristic information is not inconsistent with fisrt feature information, the characteristic information and second feature information are compared, if
The characteristic information is consistent with second feature information, it is determined that the object to be identified is the license plate figure, and described second is special
Reference breath is the characteristic information of the license plate figure.
Optionally, in an embodiment of the present invention, the scan module 11 compares the feature in the processing module 12
It before information and fisrt feature information, is also used to scan at least one two dimensional code, feature is extracted at least one described two dimensional code,
To obtain the characteristic information of at least one two dimensional code, described the is obtained according to the characteristic information of at least one two dimensional code
One characteristic information；At least one license plate figure is scanned, feature is extracted at least one described license plate figure, to obtain described at least one
The characteristic information of a license plate figure obtains the second feature information according to the characteristic information of at least one license plate figure.
Optionally, in an embodiment of the present invention, the scan module 11, specifically for using described in program scanning wait know
Other object, described program include application program or operating system program.
Those of ordinary skill in the art will appreciate that: realize that all or part of the steps of above-mentioned each method embodiment can lead to
The relevant hardware of program instruction is crossed to complete.Program above-mentioned can be stored in a computer readable storage medium.The journey
When being executed, execution includes the steps that above-mentioned each method embodiment to sequence；And storage medium above-mentioned include: ROM, RAM, magnetic disk or
The various media that can store program code such as person's CD.
Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the application, rather than its limitations；To the greatest extent
Pipe is described in detail the application referring to foregoing embodiments, those skilled in the art should understand that: its according to
So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into
Row equivalent replacement；And these are modified or replaceed, each embodiment technology of the application that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (8)
1. a kind of scan method characterized by comprising
Scanning device scans object to be identified；
The scanning device judges the object to be identified for two dimensional code or license plate figure；
If the scanning device judges that the object to be identified is the two dimensional code, the corresponding data of the two dimensional code are extracted
Information；
If the scanning device judges that the object to be identified is the license plate figure, it is corresponding to extract the license plate figure
License board information.
2. the method according to claim 1, wherein the scanning device judges the object to be identified for two dimension
Code or license plate figure, comprising:
The scanning device extracts the characteristic information of the object to be identified；
The scanning device compares the characteristic information and fisrt feature information, if the characteristic information and fisrt feature information phase
Symbol, it is determined that the object to be identified is the two dimensional code, and the fisrt feature information is the characteristic information of the two dimensional code；
If the characteristic information is consistent with fisrt feature information, the scanning device compares the characteristic information and second feature
Information, if the characteristic information is consistent with second feature information, it is determined that the object to be identified is the license plate figure, described
Second feature information is the characteristic information of the license plate figure.
3. according to the method described in claim 2, it is characterized in that, the scanning device compares the characteristic information and the first spy
Before reference breath, further includes:
The scanning device scans at least one two dimensional code, extracts feature at least one described two dimensional code, with obtain it is described extremely
The characteristic information of a few two dimensional code, obtains the fisrt feature information according to the characteristic information of at least one two dimensional code；
The scanning device scans at least one license plate figure, extracts feature at least one described license plate figure, described to obtain
The characteristic information of at least one license plate figure obtains the second feature according to the characteristic information of at least one license plate figure
Information.
4. any method according to claim 1~3, which is characterized in that the scanning device scans object to be identified, packet
It includes:
For the scanning device using object to be identified described in program scanning, described program includes application program or operating system journey
Sequence.
5. a kind of scanning device characterized by comprising
Scan module, for scanning object to be identified；
Processing module, for judging the object to be identified for two dimensional code or license plate figure；
Extraction module extracts described two if judging that the object to be identified is the two dimensional code for the processing module
Tie up the corresponding data information of code；If the processing module judges that the object to be identified is the license plate figure, institute is extracted
State the corresponding license board information of license plate figure.
6. equipment according to claim 5, which is characterized in that
The processing module compares the characteristic information and first specifically for extracting the characteristic information of the object to be identified
Characteristic information, if the characteristic information is consistent with fisrt feature information, it is determined that the object to be identified is the two dimensional code, institute
State the characteristic information that fisrt feature information is the two dimensional code；
If the characteristic information is consistent with fisrt feature information, the processing module compares the characteristic information and second feature
Information, if the characteristic information is consistent with second feature information, it is determined that the object to be identified is the license plate figure, described
Second feature information is the characteristic information of the license plate figure.
7. equipment according to claim 6, which is characterized in that
The scan module is also used to scan before the processing module compares the characteristic information and fisrt feature information
At least one two dimensional code extracts feature at least one described two dimensional code, to obtain the feature letter of at least one two dimensional code
Breath, obtains the fisrt feature information according to the characteristic information of at least one two dimensional code；At least one license plate figure is scanned,
Feature is extracted at least one described license plate figure, to obtain the characteristic information of at least one license plate figure, according to it is described extremely
The characteristic information of a few license plate figure obtains the second feature information.
8. equipment according to claim 6 or 7, which is characterized in that
The scan module is specifically used for using object to be identified described in program scanning, and described program includes application program or behaviour
Make system program.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810377372.4A CN110399869A (en) | 2018-04-25 | 2018-04-25 | Scan method and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810377372.4A CN110399869A (en) | 2018-04-25 | 2018-04-25 | Scan method and device |
Publications (1)
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| CN110399869A true CN110399869A (en) | 2019-11-01 |
Family
ID=68322016
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| CN201810377372.4A Pending CN110399869A (en) | 2018-04-25 | 2018-04-25 | Scan method and device |
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Application publication date: 20191101 |