CN106228220A - A kind of two-dimensional code generation method based on multithreading and system - Google Patents
A kind of two-dimensional code generation method based on multithreading and system Download PDFInfo
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- CN106228220A CN106228220A CN201610576440.0A CN201610576440A CN106228220A CN 106228220 A CN106228220 A CN 106228220A CN 201610576440 A CN201610576440 A CN 201610576440A CN 106228220 A CN106228220 A CN 106228220A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- 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
- G06K19/06009—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
- G06K19/06037—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 multi-dimensional coding
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/46—Multiprogramming arrangements
- G06F9/48—Program initiating; Program switching, e.g. by interrupt
- G06F9/4806—Task transfer initiation or dispatching
- G06F9/4843—Task transfer initiation or dispatching by program, e.g. task dispatcher, supervisor, operating system
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Abstract
The invention provides a kind of two-dimensional code generation method based on multithreading, comprise the following steps: (1) sets Quick Response Code parameter；(2) main thread obtains Quick Response Code parameter；(3) main thread is packaged into parameter object parameter；(4) one sub-thread of main thread instantiation；(5) main thread sends parameter object to sub-line journey；(6) sub-line journey receives parameter object；(7) sub-line journey calculates Quick Response Code matrix；(8) sub-line journey beams back main thread Quick Response Code matrix；(9) main thread receives Quick Response Code matrix and renders Quick Response Code；(10) sub-line journey is closed.Additionally provide a kind of Quick Response Code based on multithreading and generate system, including Quick Response Code parameter setting module and algoritic module.The present invention employs multi-thread mechanism in traditional Quick Response Code generation technique, Quick Response Code formation efficiency is higher, has accomplished significantly to promote in processing speed and response speed, and system is more stable, it is truly realized multi-thread programming, improves the resource utilization of system.
Description
Technical field
The present invention relates to the generation method of Quick Response Code, be specifically related to a kind of two-dimensional code generation method based on multithreading and be
System.
Background technology
Bar code is the multiple secret notes and blank not waited by width, according to certain coding rule arrangement, in order to express one
The graphical identifier of group information.Secret note and blank, according to the different in width of one group of horizontal direction secret note, are weaved into by one-dimensional bar code
The a series of characters being made up of " 0 " and " 1 ", this binary-coded character encodes according to certain rule.Two-dimensional bar is at water
Square storing information to the two-dimensional space of vertical direction, according to coding principle, two-dimensional bar is divided into capable row's formula two dimension bar shaped
Code and matrix type two-dimension bar code.Two-dimensional bar has that information capacity is big, reliability is high and the advantage such as strong security.
In recent years, along with the development of smart mobile phone technology is with universal, by mobile intelligent terminal equipment such as mobile phones, it is thus achieved that two
User is the most deeply popularized in the application of dimension code bearer related information and service, and Quick Response Code is the most gradually applied to opening from closed system
Place system application changes, and the formation efficiency of Quick Response Code is increasingly becoming focus of concern.
A lot of owing to realizing the technology of Quick Response Code, the most incompatible, for the coding principle of Quick Response Code, generally can divide
For following two type: row row's formula two-dimensional bar code and matrix two-dimensional code.The matrix form that row row's formula two-dimensional bar code is representative
Two-dimensional bar code has Code16K, Code49, PDF417 etc..The representative matrix two-dimensional barcode of matrix two-dimensional code has:
CodeOne, MaxiCode, QRCode, DataMatrix etc..
But, traditional two-dimensional code generation method has the disadvantage that formation efficiency is low.Under conventional situation, generate Quick Response Code
Method perform in a serial fashion, after the function that needs to be finished, just can perform another function；System is unstable
Fixed, if some code runs the most time-consuming, then statement below must wait until that time-consuming operation could continue after terminating
Running, at this moment system is possible to lose response.
The coding module of Quick Response Code is the key components of any two-dimensional code generation method, and the generation of Quick Response Code is very
Complicated calculating process, relates to data encoding and the Error Correction of Coding etc. of complexity.Any link is made mistakes all without being successfully generated two dimension
Code, and each link must be carried out on the basis of previous link is correctly completed.Therefore, improve and improve existing
The efficiency of two-dimensional code generation method is necessary.
Summary of the invention
The invention provides a kind of two-dimensional code generation method based on multithreading and system, it is therefore intended that solve traditional two
In dimension code generating method, Quick Response Code formation efficiency is low, and system response time is long, the problem that system stability is the highest.
For reaching above-mentioned purpose, the present invention is achieved through the following technical solutions:
A kind of two-dimensional code generation method based on multithreading, comprises the following steps:
(1) Quick Response Code parameter is set；
(2) main thread obtains Quick Response Code parameter；
(3) main thread is packaged into parameter object parameter；
(4) one sub-thread of main thread instantiation；
(5) main thread sends parameter object to sub-line journey；
(6) sub-line journey receives parameter object；
(7) sub-line journey calculates Quick Response Code matrix；
(8) sub-line journey beams back main thread Quick Response Code matrix；
(9) main thread receives Quick Response Code matrix and renders Quick Response Code；
(10) sub-line journey is closed.
Described Quick Response Code is one or more of matrix two-dimensional barcode.
In step (1), described Quick Response Code parameter at least includes the big of Quick Response Code content, Quick Response Code level of error correction and Quick Response Code
Little.
The Quick Response Code parameter encapsulation that described parameter object is got by main thread forms, and facilitates between main thread and sub-line journey
Data transmission.
Described sub-line journey is created by one sub-thread of instantiation by main thread, and sub-line journey can be monitored immediately and receive master
Thread sends the parameter object data of coming, and main thread collaborative work, for improving efficiency and the raising of two-dimensional code generation method
The utilization rate of system resource.
In step (7), according to the criterion calculation Quick Response Code matrix of matrix two-dimensional code, main thread is loaded down with trivial details Quick Response Code square
Battle array process is placed in sub-line journey calculating, for alleviating the service pressure of main thread, can improve the response efficiency of system.
Present invention also offers a kind of Quick Response Code based on multithreading and generate system, including Quick Response Code parameter setting module and
Algoritic module.
Described Quick Response Code parameter setting module is for setting the relevant parameter of Quick Response Code, and described parameter at least includes Quick Response Code
Content, Quick Response Code level of error correction and the size of Quick Response Code.
Described algoritic module includes main thread functional module and sub-line journey functional module.
Described main thread functional module has been used for main thread function, including: obtain Quick Response Code parameter, be packaged into parameter pair
As, instantiation sub-line journey, send data, the sub-thread-data of monitoring reception to sub-line journey and render Quick Response Code.
Described sub-line journey functional module has been used for sub-line journey function, including: receive and parse through main thread parameter object, meter
Calculate Quick Response Code matrix, send data to main thread.
The present invention compared with prior art, has the advantage that
The present invention employs multi-thread mechanism in traditional Quick Response Code generation technique, and Quick Response Code formation efficiency is higher,
Having accomplished in processing speed and response speed significantly to promote, system is more stable, is truly realized multi-thread programming, improves
The resource utilization of system.
Accompanying drawing illustrates:
Fig. 1 is the structural representation that present invention Quick Response Code based on multithreading generates system；
Fig. 2 is present invention two-dimensional code generation method based on multithreading and the workflow diagram of system；
Fig. 3 is the workflow diagram of main thread in present invention Quick Response Code based on multithreading generation system；
Fig. 4 is the workflow diagram that present invention Quick Response Code based on multithreading generates system neutron thread.
Detailed description of the invention:
The present invention provides a kind of two-dimensional code generation method based on multithreading and system, specific works flow process as in figure 2 it is shown,
The method purpose is that the formation efficiency solving conventional two-dimensional code generating method is low, and system response time is long, and system stability is not
High problem.
In one embodiment of the invention, as a example by generating a concrete Quick Response Code, the Quick Response Code utilizing the present invention is raw
One-tenth method realizes the generation of this Quick Response Code, comprises the steps:
(1) setting Quick Response Code parameter, the Quick Response Code parameter of setting includes Quick Response Code content, Quick Response Code level of error correction and two dimension
The size of code, Quick Response Code content setting is " abc " herein, and level of error correction is set as " L ", and size is set as 400px*400px；
(2) main thread obtains the Quick Response Code parameter set, including above-mentioned Quick Response Code content, Quick Response Code level of error correction and two
The size of dimension code；
(3) main thread is packaged into parameter object (being herein encapsulated as " object "), parameter object three Quick Response Code parameters
Comprise three Quick Response Code parameters of setting, after being packaged into object, can conveniently realize the data between main thread and sub-line journey and pass
Defeated；
(4) one sub-thread of main thread instantiation, the most named " worker ", this sub-line journey " worker " is immediately with son
Thread monitoring reception function (it is assumed herein that being " wkOnMsg () ") monitors the data that main thread may send, and this sub-line journey can
With with main thread collaborative work, for improve two-dimensional code generation method efficiency and improve system resource utilization rate；
(5) main thread sends function (it is assumed herein that be postMsg () ") using parameter object " object " as main thread
Parameter sends to sub-line journey " worker "；
(6) sub-line journey " worker " sub-line journey monitoring reception function " wkOnMsg () " receives parameter object " object "；
(7) attribute of sub-line journey " worker " analytic parameter object " object ", obtains the Quick Response Code parameter set, it may be assumed that
Quick Response Code content is " abc ", and level of error correction is " L ", and size is 400px*400px, according to the Quick Response Code parameter resolved and two dimension
Code standard (being herein standard GB/T/T 18284-2000 " quick response matrix code "), calculates Quick Response Code matrix " data ",
Main thread is placed on the calculating process of Quick Response Code matrix " data " loaded down with trivial details for complexity in sub-line journey " worker " and calculates, and is used for alleviating
The service pressure of main thread, it is also possible to improve the response efficiency of system；
(8) sub-line journey " worker " sub-line journey sends function (it is assumed herein that being " wkPostMsg () ") Quick Response Code square
Battle array " data " beams back main thread；
(9) main thread main thread monitoring reception function (it is assumed herein that being " onMsg () "), monitoring reception Quick Response Code matrix
" data ", and according to Quick Response Code size 400*400px set, generate corresponding with rendering function (it is assumed herein that being " fill () ")
The Quick Response Code of size；
(10), after generating Quick Response Code, sub-line journey " worker " is automatically switched off, and is used for saving system resource.
Present invention also offers a kind of Quick Response Code based on multithreading and generate system, including Quick Response Code parameter setting module and
Algoritic module.Quick Response Code based on multithreading generates the structural representation of system as shown in Figure 1.
Described Quick Response Code parameter setting module is for setting the relevant parameter of Quick Response Code, and described parameter at least includes Quick Response Code
Content, Quick Response Code level of error correction and the size of Quick Response Code.
Described algoritic module includes main thread functional module and sub-line journey functional module.
Described main thread functional module has been used for main thread function, including: obtain Quick Response Code parameter, be packaged into parameter pair
As, instantiation sub-line journey, send data, the sub-thread-data of monitoring reception to sub-line journey and render Quick Response Code.
In present invention Quick Response Code based on multithreading generation system, the workflow diagram of main thread is as it is shown on figure 3, specifically walk
Rapid as follows:
Main thread obtains Quick Response Code parameter from Quick Response Code parameter setting module, including all Quick Response Code parameters set；
Main thread is packaged into parameter object Quick Response Code parameter, and parameter object is for the data between main thread and sub-line journey
Communication；
The sub-line journey that main thread instantiation one is new；
Main thread sends sub-line journey packaged parameter object；
The Quick Response Code matrix that sub-line journey sends over is monitored and received to main thread；
Main thread resolves the Quick Response Code matrix received, and enters according to the Quick Response Code parameter set by Quick Response Code parameter setting module
Row Quick Response Code renders.
Described sub-line journey functional module has been used for sub-line journey function, including: receive and parse through main thread parameter object, meter
Calculate Quick Response Code matrix, send data to main thread.
Present invention Quick Response Code based on multithreading generates the workflow diagram of system neutron thread as shown in Figure 4, specifically walks
Rapid as follows:
The Quick Response Code parameter object that monitoring reception main thread is sent；
The Quick Response Code matrix of Quick Response Code is calculated according to Quick Response Code parameter；
Quick Response Code matrix is sent back to main thread；
After sending successfully, close sub-line journey, releasing memory, save system resource.
Below it is only the detailed description of the invention of the present invention, not the present invention is done any pro forma restriction, every
Any simple modification, equivalent variations or the modification done embodiment of above according to the technical spirit of the present invention, all still falls within
The protection domain of technical solution of the present invention.
Claims (9)
1. a two-dimensional code generation method based on multithreading, it is characterised in that comprise the following steps:
(1) Quick Response Code parameter is set；
(2) main thread obtains Quick Response Code parameter；
(3) main thread is packaged into parameter object parameter；
(4) one sub-thread of main thread instantiation；
(5) main thread sends parameter object to sub-line journey；
(6) sub-line journey receives parameter object；
(7) sub-line journey calculates Quick Response Code matrix；
(8) sub-line journey beams back main thread Quick Response Code matrix；
(9) main thread receives Quick Response Code matrix and renders Quick Response Code；
(10) sub-line journey is closed.
2. two-dimensional code generation method based on multithreading as claimed in claim 1, it is characterised in that in step (1), described two
Dimension code parameter at least includes Quick Response Code content, Quick Response Code level of error correction and the size of Quick Response Code.
3. two-dimensional code generation method based on multithreading as claimed in claim 1, it is characterised in that described Quick Response Code is matrix
One or more of formula two-dimensional bar code.
4. two-dimensional code generation method based on multithreading as claimed in claim 1, it is characterised in that in step (7), according to square
The criterion calculation Quick Response Code matrix of configuration Quick Response Code.
5. a Quick Response Code based on multithreading generates system, it is characterised in that include Quick Response Code parameter setting module and algorithm
Module.
6. Quick Response Code based on multithreading as claimed in claim 5 generates system, it is characterised in that described Quick Response Code parameter sets
Cover half block is for setting the relevant parameter of Quick Response Code, and described parameter at least includes Quick Response Code content, Quick Response Code level of error correction and two
The size of dimension code.
7. Quick Response Code based on multithreading as claimed in claim 5 generates system, it is characterised in that described algoritic module includes
Main thread functional module and sub-line journey functional module.
8. Quick Response Code based on multithreading as claimed in claim 5 generates system, it is characterised in that described main thread function mould
Block has been used for main thread function, including: obtain Quick Response Code parameter, be packaged into parameter object, instantiation sub-line journey, to sub-line journey
Send data, the sub-thread-data of monitoring reception and render Quick Response Code.
9. Quick Response Code based on multithreading as claimed in claim 5 generates system, it is characterised in that described sub-line journey function mould
Block has been used for sub-line journey function, including: receive and parse through main thread parameter object, calculating Quick Response Code matrix, send out to main thread
Send data.
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Cited By (1)
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| CN107145927A (en) * | 2017-04-25 | 2017-09-08 | 浙江工商大学 | Two-dimensional code generation method and system based on multithreading |
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Application publication date: 20161214 |