CN110288067A - A kind of generation for merging bar code, retroactive method and system - Google Patents
A kind of generation for merging bar code, retroactive method and system Download PDFInfo
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- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
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- G06K19/06028—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code with optically detectable marking one-dimensional coding using bar codes
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Abstract
Generation, retroactive method and the system that The present invention gives a kind of for merging bar code, the pixel information including obtaining the first bar code image and the second bar code image；Based on CMYK printing color mode and pixel information, the pixel of first bar code image and the second bar code image is superimposed and generates fusion bar code, show the pixel of fusion bar code image using CMY secondary colour and K color table, wherein merge includes the first bar code image and the second bar code image in bar code simultaneously, and the size for merging bar code image is consistent with the size of the first bar code image or the second bar code image.Merging includes service website, goods number and product batch number in bar code, can use fusion bar code and realizes fast automatic retrospect inquiry.
Description
Technical field
The present invention relates to anti-counterfeit bar code technical field, especially a kind of generation for merging bar code, retroactive method and it is
System.
Background technique
Bar code be by as defined in International Article Numbering Association (GPI), for indicate Retail commodity, non-Retail commodity,
The bar code mark of the codes such as Logistic Unit, participant position.EAN commodity bar code is one kind of bar code, and EAN-13 is
The a subset of EAN commodity bar code is a kind of most popular general commodity bar code.
Bar code is the graph-based of commodity code.EAN-13 bar code indicates 13 commodity codes, a quotient
Product coding represents a commodity category, i.e. EAN-13 bar code is merchandise classification code, and each similar commodity its code is all
Equally.The bar code of Chinese commodity is with 69 beginnings.Possesses bar code on almost all of pre-packaged commodity, the purpose is to be convenient for
In the effective management of production, circulation and sales section to commodity, especially the valuation of commodity is settled accounts in sales sections such as supermarkets.
It is extensive with using bar code, commodity tracing field is extended to the use of bar code in recent years, is adopted
Realize that the retrospect to particular commodity and particular batch becomes compared with widespread practice with the mode of " bar code+lot number ".But this method
It must be first manually entered retrospect query page, bar code and lot number could be inputted, and need to be manually entered, inquiry could be completed；And
Traceability system cannot be automatically imported by scanning as being inquired two dimensional code and query result is directly presented.Bar code can not be automatically imported
The reason of traceability system is that do not have system network address in coding represented by bar code, and it is normal why without network address to be mostly derived from bar code
The use purpose of rule is mainly used for merchandise classification identification and valuation, this application do not need network address.Therefore, in nearly all quotient
In the bar code operational version of product, 13 bar codes are presented only, and this application mode has become practical application standard.
Summary of the invention
Generation, retroactive method and the system that the invention proposes a kind of for merging bar code.
In one aspect, the invention proposes a kind of for merging the generation of bar code, method includes the following steps:
Obtain the pixel information of the first bar code image and the second bar code image；
Based on CMYK printing color mode and pixel information, by the pixel of the first bar code image and the second bar code image
Superposition generates fusion bar code, and the pixel of fusion bar code image is shown using CMY secondary colour and K color table, wherein same in fusion bar code
When include the first bar code image and the second bar code image, merge bar code image size and the first bar code image or the second bar code figure
The size of picture is consistent.
In the particular embodiment, the representation of the pixel in bar code image is merged specifically:
The white pixel point of the first bar code image and the second bar code image intersection is indicated using the grey of CMY synthesis；
Indicate that pixel is black and corresponds to picture in the second bar code image in the first bar code image using the black of CMY synthesis
Vegetarian refreshments is white pixel；
The black pixel point of Article 2 code image and the first bar code image intersection is indicated using the black of K color；
Indicate that pixel is black and corresponds to pixel in the first bar code image in the second bar code image using the grey of K color
For white pixel.
In the particular embodiment, the first bar code image includes goods number bar code, and the second bar code image includes service network
Location bar code, the first bar code image and the second bar code picture size are consistent.It, can be by two items by the bar code image of identical size
Code image preferably merges into a fusion bar code image.
In a preferred embodiment, the specific generation method of the second bar code image are as follows: obtain service website text and generate clothes
Business network address bar code image, service website text is set to below network address bar code image.By network address text image conversion and
Text setting, can identify website information to be checked by textual scan or bar code.
In a preferred embodiment, fusion bar code image further includes product batch number bar code, and product batch number bar code, which is set to, melts
The lower section in region is closed, product batch number bar code is indicated using the black of CMY synthesis.By the setting of product batch number bar code, more added with
Conducive to the retrospect for carrying out commodity.
According to the second aspect of the invention, propose it is a kind of for merging the retroactive method of bar code, this method comprises:
Using different light sources identification the above method generate fusion bar code, will fusion bar code be split as service website bar code,
Goods number bar code and product batch number bar code；
By the parsing of service website bar code, goods number bar code and product batch number bar code obtain corresponding service website text,
Goods number text and product batch number text；
Service website text, goods number text and product batch number text are merged based on network access stencil and generate retrospect
Text；
Network access is submitted to obtain tracing information in retrospect text.
According to the third aspect of the invention we, a kind of computer readable storage medium is proposed, computer journey is stored thereon with
Sequence, the computer program are subsequently can by computer above method when device executes.
According to the fourth aspect of the invention, propose a kind of for merging the generation system of bar code, which includes:
Bar code Pixel Information acquiring unit: it is configured to obtain the pixel letter of the first bar code image and the second bar code image
Breath；
Fusion bar code image generation unit: it is configured to close based on CMYK printing color mode and Pixel Information using CMY
First bar code image and the second bar code image procossing are fusion bar code image by quality and K color, wherein including the in fusion bar code
One bar code image and the second bar code image merge the size of bar code image and the size of the first bar code image or the second bar code image
Unanimously.
According to the fifth aspect of the invention, propose a kind of for merging the traceability system of bar code, which includes:
Image acquisition units: it is configured to the fusion bar code generated using the different light sources identification above method, item will be merged
Code is split as service website bar code, goods number bar code and product batch number bar code；
Resolution unit: it is configured to service website bar code, goods number bar code and product batch number bar code parsing acquisition pair
Service website text, goods number text and the product batch number text answered；
Combining unit: it is configured to criticize service website text, goods number text and production based on network access stencil
Number text, which merges, generates retrospect text；
Trace-back unit: network access is submitted to obtain tracing information in retrospect text.
In the particular embodiment, image capture device is acquired using twin-lens synchronous imaging, and image capture device is specific
Including common camera and thermal camera, it is provided with infrared lamp on thermal camera, is provided with infrared absorption filter in common camera
Mating plate.It may be implemented to identify all information in bar code simultaneously by twin-lens synchronous imaging, improve bar code identification and retrospect
Efficiency.
Bar code image is printed using the K color in CMYK and is realized by the present invention, and network address bar code is printed using CMY secondary colour
It realizes.Make to keep bar code visible under normal light but network address bar code is invisible；And make bar code can not under special illumination
See but network address bar code is as it can be seen that based on this technology combination batch bar code information, batch information, commodity can be obtained with automatically scanning bar code
Coding and website information remove artificial enquiry from and need high-volume input coding and network address to realize the effect of retrospect inquiry
Trouble, greatly improves the efficiency of retrospect.
Detailed description of the invention
Including attached drawing to provide a further understanding of embodiments and attached drawing is incorporated into this specification and is constituted this
Part of specification.Drawing illustration embodiment and together with the description principle for explaining the present invention.It will readily recognize that
To many expected advantages of other embodiments and embodiment, because described in detail below by quoting, they become by preferably
Understand.By reading a detailed description of non-restrictive embodiments in the light of the attached drawings below, other spies of the application
Sign, objects and advantages will become more apparent upon:
Fig. 1 is the flow chart of the generation method for merging bar code of one embodiment of the present of invention；
Fig. 2 is that the fusion bar code of a specific embodiment of the invention generates schematic diagram；
Fig. 3 is the fusion bar code schematic diagram comprising product batch number of a specific embodiment of the invention；
Fig. 4 is one embodiment of the present of invention for merging the generation system framework figure of bar code；
Fig. 5 is one embodiment of the present of invention for merging the retroactive method flow chart of bar code；
Fig. 6 is the retroactive method flow chart of the fusion bar code of a specific embodiment of the invention；
Fig. 7 is the frame diagram of the traceability system for merging bar code of one embodiment of the present of invention；
Fig. 8 is the image capture device identification bar code schematic diagram of a specific embodiment of the invention；
Fig. 9 is the fusion bar code identification schematic diagram schematic diagram of a specific embodiment of the invention.
Specific embodiment
The application is described in further detail with reference to the accompanying drawings and examples.It is understood that this place is retouched
The specific embodiment stated is used only for explaining related invention, rather than the restriction to the invention.It also should be noted that in order to
Convenient for description, part relevant to related invention is illustrated only in attached drawing.
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The application is described in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
It is according to an embodiment of the invention for data item to mark method, Fig. 1 shows reality according to the present invention
Apply the flow chart of the generation method for merging bar code of example.As shown in Figure 1, method includes the following steps:
S101: the pixel information of the first bar code image and the second bar code image is obtained.Obtain the first bar code image and
Two bar code images, and the pixel information in the first bar code image and the second bar code image is analyzed, as fusion bar code image
Generate foundation.
In the particular embodiment, include goods number bar code in the first bar code image, include clothes in the second bar code image
It is engaged in network address bar code, service website bar code is by being service website bar code image by service website text conversion, while by service network
Location text is set under network address bar code image.The applications such as the inquiry of the retrospect to merchandise news may be implemented based on service website, greatly
The use function of bar code is improved greatly.
In a preferred embodiment, the first bar code image and the second bar code picture size are consistent.Size unanimously can be convenient
In the fusion for carrying out bar code, guarantee that the first bar code image and the second bar code image are able to maintain higher clarity after fusion,
Facilitate and is identified and traced application.It should be recognized that on the basis of guaranteeing effectively to be identified, the first bar code figure
The size of picture and the second bar code image can also be different, and technical effect of the invention equally may be implemented.
S102: being based on CMYK printing color mode and pixel information, by the first bar code image and the second bar code image
Pixel superposition generates fusion bar code, the pixel of fusion bar code image is shown using CMY secondary colour and K color table, wherein merging item
Simultaneously include the first bar code image and the second bar code image in code, merges size and the first bar code image or second of bar code image
The size of bar code image is consistent.By the setting of CMY secondary colour and K color, fusion bar code image can be made to obtain under different light
Different bar code images is obtained, the other applications such as the retrospect to bar code may be implemented based on this application.
In the particular embodiment, the detailed process that fusion bar code generates are as follows: set the background color for merging bar code image to
The grey of CMY secondary colour；Pixel in first bar code image is copied in integration region one by one, it is black in the first bar code image
Colour vegetarian refreshments indicates that the white pixel point in the first bar code image is then protected using the black of CMY synthesis in fusion bar code image
Hold the background color of fusion bar code image；Pixel in second bar code image is copied in integration region one by one, the second bar code figure
Picture current pixel point is black black, that fusion bar code image corresponding pixel points synthesize for CMY, then the black of K color is used to replace original CMY
The black of synthesis；If the second bar code image current pixel point is grey black, that fusion bar code image respective pixel synthesizes for CMY,
Then with the grey of the grey replacement original CMY synthesis of K color.It is as shown in Figure 2 to merge the schematic diagram that bar code generates.
In the particular embodiment, the representation of the pixel of bar code image is merged specifically:
The white pixel point of the first bar code image and the second bar code image intersection is indicated using the grey of CMY synthesis；
Indicate that pixel is black and corresponds to picture in the second bar code image in the first bar code image using the black of CMY synthesis
Vegetarian refreshments is white pixel；
The black pixel point of Article 2 code image and the first bar code image intersection is indicated using the black of K color；
Indicate that pixel is black and corresponds to pixel in the first bar code image in the second bar code image using the grey of K color
For white pixel.
In the particular embodiment, each color of CMY is transparent under infrared light identification, similarly the secondary colour of tri- color of CMY
Also it can not be read in infrared optical recognition device, and K color under Infrared irradiation, is presented to infrared ray because carbon containing in material
Absorption characteristic, therefore identification can be read in identification equipment.
By the collocation of CMY color and K color, make the second bar code image concealing in the first bar code image, the second bar code image
It can be identified under infrared light, it is seen that the first bar code image under ordinary ray.It, can be with using CMYK printing color mode
Primary printing is realized using common color printer, is carried out repeatedly printing without substep and is realized the first bar code and the second bar code
Superposition, greatly reduces the printing cost of bar code.
In a preferred embodiment, fusion bar code image further includes product batch number bar code, and product batch number bar code, which is set to, melts
The lower section in region is closed, as shown in figure 3, product batch number bar code is indicated using the black of CMY synthesis.The setting of product batch number can be so as to
In the more specifical retrospect realized to commodity, better querying commodity information effect can be obtained in conjunction with goods number.
It should be appreciated that other than CMYK printing color, there can also be an other modes, such as using anti-forgery ink,
The printing superposition of the first bar code image and the second bar code image is carried out by different level.Technical effect of the invention equally may be implemented.
Fig. 4 shows the generation system framework figure for being used to merge bar code of one embodiment of the present of invention.The system includes:
Bar code Pixel Information acquiring unit 401 and fusion bar code image generation unit 402.
In the particular embodiment, it bar code Pixel Information acquiring unit 401: is configured to obtain the first bar code image and the
The Pixel Information of two bar code images；
Fusion bar code image generation unit 402: it is configured to based on CMYK printing color mode and the Pixel Information, benefit
It by first bar code image and the second bar code image procossing is fusion bar code image with CMY secondary colour and K color, wherein institute
State fusion bar code in include first bar code image and second bar code image, it is described fusion bar code image size and institute
The size for stating the first bar code image or second bar code image is consistent.
By the generation system for merging bar code, two bar code images can be overlapped, generate a fusion item
Code image, which contains all the elements of two bar code images, and difference can be obtained under different light conditions
Bar code content, can be widely applied to it is anti-fake, retrospect etc. application fields.
Fig. 5 shows according to an embodiment of the invention for merging the retroactive method flow chart of bar code.This method
Specifically includes the following steps:
S501: fusion bar code is split as service network by the fusion bar code generated using the method for different light sources identification such as Fig. 1
Location bar code, goods number bar code and product batch number bar code.Fusion bar code is identified using image capture device, item will be merged
Service website bar code and goods number the bar code separation for including in code, while obtaining product batch number bar code.
In a preferred embodiment, as shown in figure 8, image capture device is acquired using twin-lens synchronous imaging, image is adopted
Collection equipment includes that thermal camera and common camera to keep collection result even more ideal add infrared lamp on thermal camera,
Infrared light filling is carried out to imaging object in imaging process, while adding infrared fileter to common camera obtains infrared light
Filtering.Two video cameras use identical focal length, synchronous when acquiring image to carry out electron focusing, if therefore in one of video camera
Image clearly when, the image in another video camera is also clear.
In the particular embodiment, assign each video camera one independent ID, the picture number that each camera transmissions come
ID is that mark is handled respectively accordingly, is respectively placed in two different image data areas and shows application.By setting for independent ID
It is fixed, image data can be separated with easier, convenient for distinguishing the identification image of different cameras.
In a preferred embodiment, image capture device further includes wireless module and battery module, and self-powered may be implemented
And the data communication between image acquisition units and mobile terminal.Alternatively, it other than wireless module, can also use
The mode of OTG is directly connect with mobile terminal, and technical effect of the invention equally may be implemented.Image capture device obtains image
It is sent to mobile terminal simultaneously, presses image information multi-section display on mobile terminal, is divided into infrared image cog region and common figure
As cog region, the information of service website bar code is shown in infrared image cog region, shows content packet in normal image information
Goods number bar code information and lot number bar code information are included, specifically as shown in the schematic diagram in Fig. 9.
S502: the parsing of service website bar code, goods number bar code and product batch number bar code is obtained into corresponding service website
Text, goods number text and product batch number text.Content by parsing bar code obtains corresponding text information, can be for certainly
Dynamic retrospect inquiry provides data basis, is inquired by corresponding text.
S503: service website text, goods number text and product batch number text are merged based on network access stencil and given birth to
At retrospect text；Network access stencil is pressed by service website text, goods number text and product batch number text, can be used as
The basis that bar code automatically scanning is inquired by batch retrospect.
S504: network access is submitted to obtain tracing information in retrospect text.Network implementations is submitted automatically by tracing text
The retrospect to commodity can be realized by identification fusion bar code, without manually being inputted, greatly in automatic retrospect to commodity
Improve the efficiency of retrospect.
Fig. 6 shows the retroactive method flow chart of the fusion bar code of a specific embodiment according to the present invention.This method
Specifically includes the following steps:
601: video data classification.By image capture device, video or image to acquisition carry out classification and obtain difference
The video data stream of the image capture device of ID, ID1 video data stream 602 show that ID2 is regarded in infrared picture data area 603
Frequency data stream 607 is shown in general image data area 608.
604: definition judgment.Judge the image definition in infrared picture data area 603, to guarantee to be parsed into power,
To image carry out binary conversion treatment 605, infrared image clearly under the premise of, activation normal image split 609.By infrared image
It is parsed with the bar code identified in normal image, and is converted to text, obtain text 606, the commodity item of the conversion of network bar code
The text 610 of code conversion and the text 611 of batch number bar code conversion.
612: text splicing.The text 606 of network bar code conversion, the text 610 and batch of bar code conversion will be obtained
The text 611 of number bar code conversion carries out assembled according to network access stencil.
613: submitting retrospect inquiry request.Network access is submitted according to the overall format after the completion of assembly, carries out retrospect letter
Breath inquiry.
614: display retrospect inquiry request.To realize based on bar code automatically scanning by batch retrospect inquiry.
Fig. 7 shows the frame diagram of the traceability system for merging bar code according to another embodiment of the present invention.This is
System specifically includes image acquisition units 701, resolution unit 702, combining unit 703 and trace-back unit 704.
In the particular embodiment, it image acquisition units 701: is configured to identify as described in Figure 1 using different light sources
The fusion bar code that method generates, is split as service website bar code, goods number bar code and product batch number item for the fusion bar code
Code；
Resolution unit 702: it is configured to the service website bar code, the goods number bar code and the product batch number
Bar code parsing obtains corresponding service website text, goods number text and product batch number text；
Combining unit 703: it is configured to based on network access stencil that the service website text, the goods number is literary
This and the product batch number text merge generation retrospect text；
Trace-back unit 704: network access is submitted to obtain tracing information in the retrospect text.
The embodiment of the present invention further relates to a kind of computer readable storage medium, is stored thereon with computer program, the meter
Calculation machine program is subsequently can by computer the method implemented when device executes above.The computer program includes to be used for execution flow chart institute
The program code for the method shown.It is situated between it should be noted that the computer-readable medium of the application can be computer-readable signal
Matter or computer-readable medium either the two any combination.
A kind of generation for merging bar code, retroactive method and system according to the present invention, utilize CMY secondary colour and K color
Different bar code image superpositions is expressed as a blending image, it can be defeated using common color printer and common ink
Blending image out, the bar code content that blending image is shown under different light conditions is inconsistent, based on this technology by commodity
Coding, batch information and service website are applied to wherein it is possible to realize that automatically scanning bar code is traced to realize by batch information
The effect of inquiry removes the trouble that artificial enquiry needs high-volume input coding and network address from, greatly improves the efficiency of retrospect.
Above description is only the preferred embodiment of the application and the explanation to institute's application technology principle.Those skilled in the art
Member is it should be appreciated that invention scope involved in the application, however it is not limited to technology made of the specific combination of above-mentioned technical characteristic
Scheme, while should also cover in the case where not departing from foregoing invention design, it is carried out by above-mentioned technical characteristic or its equivalent feature
Any combination and the other technical solutions formed.Such as features described above has similar function with (but being not limited to) disclosed herein
Can technical characteristic replaced mutually and the technical solution that is formed.
Claims (10)
1. a kind of for merging the generation method of bar code, which comprises the following steps:
Obtain the pixel information of the first bar code image and the second bar code image；
Based on CMYK printing color mode and the pixel information, by the picture of first bar code image and the second bar code image
Vegetarian refreshments superposition generates fusion bar code, the pixel of the fusion bar code image is shown using CMY secondary colour and K color table, wherein described
Merge bar code in simultaneously include first bar code image and second bar code image, it is described fusion bar code image size with
The size of first bar code image or second bar code image is consistent.
2. the generation method of fusion bar code according to claim 1, which is characterized in that the picture in the fusion bar code image
The representation of vegetarian refreshments specifically:
The white pixel point of first bar code image and the second bar code image intersection is indicated using the grey that CMY is synthesized；
Indicate that pixel is black and corresponds to second bar code image in first bar code image using the black of CMY synthesis
Middle pixel is white pixel；
The black pixel point of second bar code image Yu the first bar code image intersection is indicated using the black of K color；
Indicate that pixel is black and corresponds to picture in first bar code image in second bar code image using the grey of K color
Vegetarian refreshments is white pixel.
3. according to claim 1 for merging the generation method of bar code, which is characterized in that the first bar code image packet
Goods number bar code is included, second bar code image includes service website bar code, first bar code image and the Article 2
Code picture size is consistent.
4. according to claim 3 for merging the generation method of bar code, which is characterized in that the second bar code image tool
Body generation method are as follows: obtain service website text and generate service website bar code image, the service website text is set to
Below the network address bar code image.
5. according to claim 1 for merging the generation method of bar code, which is characterized in that the fusion bar code image is also
Including product batch number bar code, the product batch number bar code is set to the lower section of the integration region, the product batch number bar code benefit
It is indicated with the black that CMY is synthesized.
6. a kind of for merging the retroactive method of bar code, which comprises the following steps:
The fusion bar code generated using method of the different light sources identification as described in any one of claims 1 to 5, by the fusion
Bar code is split as service website bar code, goods number bar code and product batch number bar code；
The parsing of the service website bar code, the goods number bar code and the product batch number bar code is obtained into corresponding service network
Location text, goods number text and product batch number text；
The service website text, the goods number text and the product batch number text are merged based on network access stencil
Generate retrospect text；
Network access is submitted to obtain tracing information in the retrospect text.
7. a kind of computer readable storage medium, is stored thereon with computer program, which is characterized in that the computer program is counted
Calculation machine processor implements method described in any one of any one of claims 1 to 66 when executing.
8. a kind of for merging the generation system of bar code characterized by comprising
Bar code Pixel Information acquiring unit: it is configured to obtain the Pixel Information of the first bar code image and the second bar code image；
Fusion bar code image generation unit: it is configured to close based on CMYK printing color mode and the Pixel Information using CMY
First bar code image and the second bar code image procossing are fusion bar code image by quality and K color, wherein the fusion
It include first bar code image and second bar code image, the size and described first of the fusion bar code image in bar code
The size of bar code image or second bar code image is consistent.
9. a kind of for merging the traceability system of bar code characterized by comprising
Image acquisition units: it is configured to generate using method of the different light sources identification as described in any one of claims 1 to 5
Fusion bar code, the fusion bar code is split as service website bar code, goods number bar code and product batch number bar code；
Resolution unit: it is configured to the service website bar code, the goods number bar code and the product batch number bar code solution
Analysis obtains corresponding service website text, goods number text and product batch number text；
Combining unit: it is configured to be based on network access stencil for the service website text, the goods number text and institute
It states product batch number text and merges generation retrospect text；
Trace-back unit: network access is submitted to obtain tracing information in the retrospect text.
10. according to claim 9 for merging the traceability system of bar code, which is characterized in that described image acquires equipment
It is acquired using twin-lens synchronous imaging, described image acquisition equipment specifically includes common camera and thermal camera, described red
It is provided with infrared lamp on outer video camera, is provided with infrared fileter in the common camera.
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