CN110276428A - A kind of four-dimension code encoding and decoding method - Google Patents

A kind of four-dimension code encoding and decoding method Download PDF

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CN110276428A
CN110276428A CN201910486916.5A CN201910486916A CN110276428A CN 110276428 A CN110276428 A CN 110276428A CN 201910486916 A CN201910486916 A CN 201910486916A CN 110276428 A CN110276428 A CN 110276428A
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data
dimensional
image
code
module
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李立明
孙睿
陈兴杰
郑树彬
柴晓冬
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Shanghai University of Engineering Science
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Shanghai University of Engineering Science
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    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06KGRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K19/00Record carriers for use with machines and with at least a part designed to carry digital markings
    • G06K19/06Record 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
    • G06K19/06009Record 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
    • G06K19/06037Record 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
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06KGRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/10Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
    • G06K7/14Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation using light without selection of wavelength, e.g. sensing reflected white light
    • G06K7/1404Methods for optical code recognition
    • G06K7/1408Methods for optical code recognition the method being specifically adapted for the type of code

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  • Engineering & Computer Science (AREA)
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  • General Health & Medical Sciences (AREA)
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  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)

Abstract

The present invention relates to a kind of four-dimensional code encoding and decoding methods, 11) coding method is the following steps are included: obtain information data to be encoded;12) information data to be encoded is divided into multiple data to be encoded sections;13) each data to be encoded section is converted into marker bit module and data to be encoded root module, and generates the two-dimensional matrix module and three-dimensional color module of data to be encoded section;14) three-dimension code coding is carried out according to the two-dimensional matrix module of each data to be encoded section and three-dimensional color module and generates a frame three-dimension code coded image, and be converted picture format;15) the 3-dimensional encoding image group that dynamic play is shown can be recycled by the three-dimension code coded image of whole format transformations being integrated boil down to, i.e., four-dimensional code coded image.Compared with prior art, the present invention have many advantages, such as to expand information capacity, not against network, error correcting capability is strong, time dimension extension, applicability are wide.

Description

A kind of four-dimension code encoding and decoding method
Technical field
The present invention relates to information coding fields, more particularly, to a kind of four-dimensional code encoding and decoding method.
Background technique
In the epoch of science and technology and informationization rapid development, information-based and intelligent life has become current social development Common trend.Development with information coding technique and invention and development to planar bar code technology, planar bar code technology have been used as one Kind completely new information storage, transmitting and identification technology have received the concern of many national scientific research personnel in the world and have widely answered In current daily life, including acquisition of information, website jump, the functions such as advertisement pushing, military to economy, National security and people's daily life produce significant impact.
Planar bar code technology dexterously utilizes " 0 ", " 1 " bit stream for constituting computer-internal logical foundations in code compilation Concept, indicate text numerical information using several geometrical bodies corresponding with binary system, pass through image input device Or photoelectric scanning device automatically identifying and reading is to realize automatic processing of information.Two dimensional code is a kind of bar code lattice more more advanced than one-dimension code Formula.One-dimension code (can only generally be horizontally oriented) expressing information in one direction, and two dimensional code is both horizontally and vertically all It can store information.One-dimension code can only be made of numeral and letter, and two dimensional code can store the information such as Chinese character, number and picture, Therefore the application field of two dimensional code wants much broader.
However in prior art scope, the coding mode of two dimensional code is limited for the code capacity of information, is not able to satisfy The part of people needs, and must just can be carried out data exchange under the premise of networking.
Summary of the invention
It is an object of the present invention to overcome the above-mentioned drawbacks of the prior art and provide a kind of four-dimensional code coding and Coding/decoding method.
The purpose of the present invention can be achieved through the following technical solutions:
A kind of four-dimension code encoding method, which includes two-dimensional surface, color and time four dimensions, including following Step:
11) information data to be encoded is obtained;
12) information data to be encoded is divided into multiple data to be encoded sections, the amount of capacity of each data to be encoded section It is equal with the capacity of a frame three-dimension code coded image;
13) each data to be encoded section is converted into marker bit module and data to be encoded root module, and generated to be encoded The two-dimensional matrix module and three-dimensional color module of data segment;
14) three-dimension code coding is carried out according to the two-dimensional matrix module of each data to be encoded section and three-dimensional color module to generate One frame three-dimension code coded image, and it is converted picture format;
15) three-dimensional that dynamic play is shown can be recycled by the three-dimension code coded image of whole format transformations being integrated boil down to Coded image group, i.e., four-dimensional code coded image, is finally completed four dimension coding.
The information data to be encoded includes video data, audio data, image data and lteral data, Yong Hugen According to different situations and different demands, the information for needing to carry out information coding can be carried out to coding and data exchange.
After obtaining data to be encoded information, data to be encoded information obtained is split, several letters are obtained The proper data to be encoded section that can be accommodated by a frame three-dimension code coded image for ceasing amount of capacity, determines life after each data segment coding At marker bit module and data to be encoded root module obtained to be encoded according to marker bit module and data to be encoded root module The two-dimensional matrix module and three-dimensional color module of data segment.
In the step 13),
Marker bit module is to determine the encoded rear each frame three-dimension code code pattern generated of each data to be encoded section The mark bit sequence number of picture, i.e., be marked since first data to be encoded section, if mark is completed in the data to be encoded section Note is then in order marked next data to be encoded section, until all data segments complete to mark, finally obtain by The data to be encoded section sequentially marked;
Data segment module, the original text part including each data to be encoded section, i.e., for storing and encoding data to be encoded Information.
The data module of all data segments for being labeled and having generated ordered sequence number is obtained, acquisition, which has, to be labeled and produced The data module of the data segment of ordered sequence number is given birth to, then each data segment and the marker bit module comprising indicating ordinal relation therebetween Sequence number and data information segment comprising the former data to be encoded information in part.
Four-dimensional code coding is carried out to the data segment of each marker bit module and data module obtained, i.e., includes by each The marker bit module of labeled sequence number and the data module containing data information transform into each frame module containing two-dimensional matrix With the 3-D image of three-dimensional color module, user can select specific order according to different needs, can carry out four according to required The size of the data information capacity of the data to be encoded of dimension code coding selects different matrix orders.
The three-dimension code coding specifically:
It is generated after being identified using different colors to the code block in two dimensional code on the basis of two dimensional code coding three-dimensional Code coded image, three-dimensional color module indicate that different data are encoded using different colors, by utilizing different code blocks Color representated by different code value data data information is encoded, each frame three-dimension code coded image includes original band Coded data segment data information and the sequence number for representing the frame image sequence.
Each frame three-dimension code coded image is converted into GIF picture format, and by the three-dimension code code pattern of all GIF formats As integration, compression and recombination.
A kind of four-dimension code coding/decoding method, comprising the following steps:
21) four-dimensional code coded image is obtained;
22) each frame image in the 3-dimensional encoding image group under GIF format is read respectively, obtains the mark in every frame image The mark bit sequence number of will position module and data module for storing encoded digital information;
23) two-dimensional matrix and three-dimensional color matrix of every frame image are read in scanning, obtain every frame image according to matrix information Color code value and data code value, to obtain the coded data of the frame image;
24) recombination is ranked up according to the coded data of every frame image, obtains one and orderly contains multiple coded datas Data segment, the data segment be encode before original information to be encoded, complete decoding.
In the step 22), read from first data image through 3-dimensional encoding to last one through 3-dimensional encoding Data image between all data images sequence number, if including first image sequence number and the last one figure The sequence number of picture then proves that four-dimensional code coded image is read successfully, if the intermediate sequence number for having marker bit module of discovery lacks, i.e., When cannot read the sequence number of all modules, then continue to read each frame image in the 3-dimensional encoding image group under GIF format, Until being read successfully to all four-dimensional code coded image marker bit module sequence numbers.
When reading the coded image in the 3-dimensional encoding image group under each frame GIF format, while reading coded image Data module, if successfully completing the reading and detection of the marker bit module to each frame image, read data module The as module of storing data information.
The coded image in 3-dimensional encoding image group under every frame GIF format includes encoding through three-dimension code coding mode The two dimensional code matrix module image of different data coding is shown by color module, wherein in the three-dimension code coding mode Color module includes the data information that different data coding is indicated using different colours, three-dimensional according to every frame in decoding process The color of each code block numerical value corresponding in code table, obtains the color code value of each code block, according to two in code coded image Code matrix module image is tieed up, the corresponding two dimensional code matrix module of every frame image is read, is corresponded to according to two dimensional code matrix module The data code value of image.
In the step 24), according to the sequence of the logos bit sequence number of every frame 3-dimensional encoding image, by what is obtained All 3-dimensional encoding image coded data sections generated are ranked up recombination, obtain one and orderly contain multiple coded datas Data segment, by requiring data segment to be ranked up recombination by stringent sequence, to guarantee the integrality and correctness of data, The encoded digital information of correct most original can finally be obtained.
Compared with prior art, the invention has the following advantages that
One, expand information capacity: the present invention is biggish on Spatial Dimension to expand data information capacity, holds comprising data Amount is big, and encryption is good, and identification anti-counterfeit capability is strong.Compared with prior art, the present invention not only largely improves logarithm It is believed that the code capacity of breath, and support of such mode independent of network, only relying on coding and decoding algorithm can be realized The exchange of data is transmitted.
Two, not against network: due to four-dimensional code coding mode provided by the invention, can in the absence of a network, By way of coding and decoding, data exchange carried out to the data of larger capacity, for example, can by scanning to four-dimensional code with Reading directly acquires video, audio or picture information etc..
Three, error correcting capability is strong: the present invention provides a kind of one kind based on existing two dimensional code coding techniques to hold with information Amount is bigger, error correction ability is stronger, using it is simple and safe and reliable the advantages that new coding mode, to meet user's Related needs.
Four, time dimension extends: 3-dimensional encoding image group under the GIF format of recyclable dynamic play, according to acquisition to The data information of coding content, in terms of difference, the number of several frame 3-dimensional encoding images generated at random is not yet Identical, under the GIF format of the circulation encoded completion of dynamic play 3-dimensional encoding image group, that is, may be regarded as in time dimension Extend the dimension of three-dimension code coding mode, the large range of information capacity improved to storing data.
Five, applicability is wide: because four-dimensional code coding mode provided by the present invention can largely improve the number of coding According to capacity, user can will need the information for carrying out information coding to encode according to different situations and different demands is faced And data exchange, user can convert video data to be encoded, audio data, image document, text and data information etc. to Four dimension coding image.
Detailed description of the invention
Fig. 1 is the flow chart of the four-dimensional code encoding method of the present invention.
Fig. 2 is the flow chart of the four-dimensional code coding/decoding method of the present invention.
Specific embodiment
The present invention is described in detail with specific embodiment below in conjunction with the accompanying drawings.
Embodiment
As shown in Figure 1, coding method of the invention the following steps are included:
Step 01: reading data to be encoded information.
In step 01, user will can need to carry out information coding according to different situations and different demands is faced Information carries out coding and data exchange.User can be by video data to be encoded, audio data, image document, text and data Information etc. is converted into four dimension coding image.It, can be biggish in dimension due to four-dimensional code coding mode provided by the present invention The four-dimensional code coding mode that extends the data information that existing image in 2 D code is stored, therefore can provide through the invention by our days Often seen various information are converted into data information to be encoded, finally obtain the four dimension coding image that can accommodate all information.
Step 02: complete data to be encoded information is divided into several data to be encoded message segments.
In step 02, complete by conversion needed for user to be encoded is divided into several data to be encoded message segments.Its In, each divided data to be encoded section information capacity size just can by a frame three-dimension code coded image accommodate Data to be encoded section.Further, it may be regarded as splitting into original complete data to be encoded and several be stored in three-dimensional volume The data to be encoded section of code image.
Step 03: each information data section to be encoded is converted into marker bit module and data module.
In step 03, marker bit module and data module two parts are converted by the data to be encoded section being split. Wherein, marker bit module determines the mark of the encoded rear each frame three-dimension code coded image generated of each data to be encoded section Bit sequence number is marked since first data to be encoded section, if label is completed in the data to be encoded section sequentially Next data to be encoded section is marked, until all data segments complete to mark, finally obtain sequentially marked to Coded data section, including the marker bit module comprising mark information and data to be encoded root module.Further, institute as above That states is sequentially marked data to be encoded section, is to guarantee for all labeled data to be encoded sections to be reassembled into The integrality and correctness of one complete data to be encoded.It, can if not coded and decoded by correct sequence rules Lead to not correctly compile former information to be encoded, may cause in cataloged procedure and messy code occur or directly result in be unable to complete the four-dimension Code cataloged procedure, therefore sequentially coding rule here is the sufficient and necessary condition for completing correct four-dimensional code coding.
In the present embodiment step 03, the data segment module, " original text " part including each data to be encoded section, i.e., For storing and encoding data information to be encoded, since four-dimensional code coding mode provided by the invention can theoretically provide nothing Big memory space, therefore data to be encoded that can be different according to acquired in user demand are limited, video data, audio can be provided The data information of the different-formats such as material, image document, text or letter carries out four-dimensional code coding, counts to primary data information (pdi) According to coding and exchange.
Step 04: the marker bit module of each data segment being marked and generates corresponding sequence number
In step 04, wherein the process that the marker bit module of each data segment is marked in the present embodiment step Specific step is identical in 03.Further, and to the marker bit module of all data to be encoded sections its correspondence is sequentially generated Sequence number, wherein sequence number is as identifying between all data to be encoded sections the mutually unique identification information of sequence.It is decoding In the process, according to the sequence of the corresponding sequence number of marker bit module, by all data to be encoded sections for accommodating encoded digital information It sequentially recombinates, can just obtain complete, correct original information to be encoded.
Step 05: obtaining the data module of all data segments for being labeled and having generated ordered sequence number.
In step 05, specifically, obtaining the data module for having the data segment for being labeled and having generated ordered sequence number, then Each data segment and comprising indicating the sequence number of the marker bit module of ordinal relation therebetween and including the former data to be encoded letter in part The data information segment of breath.
Step 06: four-dimensional code coding is carried out to each data module obtained.
In step 06, specifically, to having been subjected to label and generating each data to be encoded section of corresponding marker bit module Carry out four-dimensional code coding.Wherein, four-dimensional code coding is carried out to the data segment of each marker bit module and data module obtained.Into One step, four-dimensional code coding carried out to data to be encoded section, i.e., by each include labeled sequence number marker bit module and Data module containing data information transforms into 3-D image of each frame containing dimensional matrix data and three-dimensional color data.Tool Body, user can select specific order according to different needs, can be according to the required data to be encoded for carrying out four-dimensional code coding The size of data information capacity select different matrix orders.
Step 07: according to the marker bit module and data module of each data segment, generating two-dimensional matrix module and three-dimensional face Color module generates every frame 3-dimensional encoding image.
It in step 07, specifically includes, each is included the marker bit module of labeled sequence number and believes containing data Each data to be encoded section of the data module of breath, transforms into three of each frame containing dimensional matrix data and three-dimensional color data Tie up image.Wherein, dimensional matrix data module is to be converted to specific data information using the prior art to be compiled with code table images The data information that code indicates, i.e. our usually said planar bar code technologies;Three-dimensional color data module is to utilize different colors It indicates that different data are encoded, further, passes through code value data pair different representated by the color using different code blocks Data information is encoded.By generating two-dimensional matrix module and three-dimensional color module, 3-dimensional encoding image is generated.
In step 07, further, i.e., by treating encoded digital information on the basis of two dimensional code coding implementation On, further indicate that different data are encoded using different colors, representated by this color using different code blocks It is referred to as three-dimension code coding mode in the four-dimensional code cataloged procedure of the coding mode of different code values in the present invention.According to described Three-dimensional color data module may be regarded as: two dimensional code matrix data module is generated in plane, i.e., to any number of plane It can be indicated by x-axis, y-axis according to parameter.The introduced color module of three-dimensional color data module, by indicating not different colours With data encoded, may be regarded as on the basis of the two-dimensional surface code determined by x-axis with y-axis high general of introducing Z axis layer It reads, to be expanded to three-dimensional by two dimension to original coding mode.
In step 07, further, being generated according to each data to be encoded segment data information includes its own sequence number , the 3-dimensional encoding image of data to be encoded segment data information can be accommodated.Wherein 3-dimensional encoding image refers in image in 2 D code, On the basis of indicating specific data to be encoded information with code lattice information, while different volumes is indicated using different code lattice colors The information coding image of code data.Wherein, the three-dimension code coded image of each frame include original band coded data number of segment it is believed that Breath, and represent the sequence number of the frame image sequence.
Step 08: converting the formats such as GIF for the generated 3-dimensional encoding image of several frames.
In step 08, specifically, each frame comprising original band coded data segment data information and is contained the frame figure As the three-dimension code coded image of the sequence number of sequence is converted to GIF (Graphics Interchange Format) format.Into one The original meaning of the GIF (Graphics Interchange Format) of step is " graphic interchange format ".The data of gif file are one The nondestructive compression type of continuous tone of the kind based on lzw algorithm.For its compression ratio generally 50% or so, it is not belonging to any application Program.GIF format can deposit several color images, if the multiple image data being stored in a file are read and shown by width Show on screen, so that it may constitute a kind of simplest animation.
Step 09: by the 3-dimensional encoding image integration of several frame GIF formats, compression, recombination and Dynamically Announce.
In step 09, specifically, converting the lossless of continuous tone for the 3-dimensional encoding image of several frame GIF formats The GIF format of compressed format, and by the three-dimension code coded image of all GIF formats integration, compression, recombination, and by several three-dimensional Coded image recycles Dynamically Announce by width.
Step 10: generating the 3-dimensional encoding image group (i.e. four dimension coding image) comprising former data to be encoded information.
In the present embodiment step 09, specifically, by the 3-dimensional encoding figure of several GIF formats after integration, compression, recombination Picture, generate one can frame by frame image cycle Dynamically Announce, may include the 3-dimensional encoding image of all former data to be encoded information Group, i.e. four dimension coding image.Further, whole data to be encoded information is stored, the cataloged procedure of four-dimensional code is completed.
In the present embodiment step 09, further, compiled according to three-dimensional under the GIF format of the recyclable dynamic play Code image group, according to the data information to be encoded of acquisition content, in terms of difference, several frames three generated at random The number for tieing up coded image is not also identical, the 3-dimensional encoding image group under the GIF format of the circulation encoded completion of dynamic play, It may be regarded as the dimension that three-dimension code coding mode is extended in time dimension, the large range of letter improved to storing data Cease capacity.
As shown in Fig. 2, coding/decoding method of the invention the following steps are included:
Step 01: one 3-dimensional encoding image group (i.e. four dimension coding image) comprising former data to be encoded information of scanning.
In step 01, by image identification system scanning, one encoded through four-dimensional code is read comprising all originals to original The three-dimension code coded image group of encoded digital information.Further by three of several GIF formats after integration, compression, recombination Tie up coded image, generate one can frame by frame image cycle Dynamically Announce, may include the three-dimensional of all former data to be encoded information Coded image group, i.e. four dimension coding image.Obtain four-dimensional code coded image, that is, obtain by four-dimensional code coding mode coding can 3-dimensional encoding image group under the GIF format of reading.
Step 02: scanning is read, the 3-dimensional encoding image of each frame GIF format of detection Dynamically Announce.
In step 02, be scanned, identified by image identification system, read, detect circulation dynamic play it is encoded The image identification system of 3-dimensional encoding image group under the GIF format of completion, can be according to the three-dimension code code pattern of specific GIF format The display frequency of piece group read by scanning.In addition, it is unlimited for having been subjected to the four dimension coding image that four-dimensional code coding is completed Circulation display, therefore the 3-dimensional encoding image of the GIF format then encoded through four-dimensional code has permanent readability.
Step 03: reading, store the marker bit module and data module of each frame 3-dimensional encoding image.
It in step 03, specifically includes, is compiled reading and detecting the three-dimensional of all each frame GIF formats dynamically shown When code image, readings is scanned to each frame 3-D image, and store the marker bit module of each frame 3-dimensional encoding image with Data module.Wherein marker bit module determines the encoded rear each frame three-dimension code code pattern generated of each data to be encoded section The mark bit sequence number of picture;Data segment module includes the data information of each frame 3-dimensional encoding image storage, i.e., each to be encoded " original text " part of data segment.
In step 03, further, image identification system is swept the Sign module to each frame 3-dimensional encoding image During retouching, while the data module of each frame image is read and being stored, is called in the present embodiment step 05.
Step 04: reading, detect the image sequence number of the marker bit module storage of each frame three-dimension code image.
It in step 04, specifically includes, reads respectively, store, detect every in the 3-dimensional encoding image group under GIF format One frame image, the other sequence number to every frame image are read out and detect, if can read in reading detection process from first Sequence number of the data image through 3-dimensional encoding to all data images between a last data image through 3-dimensional encoding (reading result can be unordered), including first and the sequence number of the last one image, then illustrates four-dimensional code coded image It reads successfully.If cannot read the sequence number of all modules it was found that the intermediate sequence number for having marker bit module lacks, then continue Each frame image in the 3-dimensional encoding image group under GIF format is read, until to all four-dimensional code coded image flag bit moulds Block sequence number is read successfully.
In step 04, further, due to the 3-dimensional encoding image of the GIF format of several four dimension codings, according to Certain frequency carries out dynamic circulation one by one and shows, the Infinite Cyclic when process of display, therefore image identification system is to every When one frame three-dimension code image is scanned and reads, the nothing of scanning reading either since which frame 3-dimensional encoding image is at first It fastens and wants, as long as guaranteeing the 3-D image for having contained respectively specific marker bit module sequence number to each frame in an encoding process It completes scanning and reads.In addition, if, since light condition is unstable, equipment, which is shown, is obstructed during the reading of scanning Etc. a series of objective extraneous factors, prevent image identification system is from disposably successfully reading the three of the GIF format of all frames Code image is tieed up, then image identification system continues scanning reading, until all three-dimension code coded images are read.
Step 05: if all image sequences number read the data module for successfully calling all 3-dimensional encoding images.
In step 05, specifically include, if to it is all be labeled read by the 3-dimensional encoding image of specific sequence number Success is taken, further, all data modules for being read successful 3-dimensional encoding image are called.Wherein, to three-dimensional The calling of the data module of image is to store up in scanning reading process in the present embodiment step 03 in image identification system The data module for the every frame 3-D image deposited.
Step 06: obtaining the data module of all 3-dimensional encoding images, read the two-dimensional matrix module of each data module With three-dimensional color module.
In step 06, including the coded image in the 3-dimensional encoding image group under a frame GIF format, every frame coding is read The two-dimensional matrix module and three-dimensional color module of image.Wherein, dimensional matrix data module is to utilize the prior art will be specific Data information is converted to the data information with code table images coded representation, i.e. our usually said planar bar code technologies;Three-dimensional face Color data module is to indicate that different data are encoded using different colors, further, by utilizing different code blocks Different code value data representated by color encode data information.By obtaining all 3 d image datas being read Module, generation can indicate the corresponding two-dimensional matrix module and three-dimensional color mould comprising piginal encoded data information of every frame image Block.
Step 07: three-dimensional color module is read, corresponding color code table obtains the corresponding different colours code value of different colours, Obtain corresponding color code Value Data.
In step 07, according to the color module in the three-dimension code coding mode, including being indicated with different colors The data information of different data coding, in decoding process, according to the color of each code block in each frame three-dimension code coded image Corresponding numerical value, obtains the color code Value Data of each code block in code table.
In step 07, further, for the present embodiment step 07 and the present embodiment step 08, not in logic Precedence relationship, for read three-dimensional matrice module and two-dimensional matrix module be while, decoded according to the coding rule of the two To primary data information (pdi) included by each frame 3-dimensional encoding image.
Step 08: reading two-dimensional matrix module, obtain the corresponding different matrix data code values of different code lattice, obtain corresponding Square matrix code Value Data.
In step 08, by image identification system, the corresponding two dimensional code matrix module of every frame image is read, according to two dimension Code matrix module obtains the data code value of correspondence image.Wherein, dimensional matrix data module is to utilize the prior art will be specific Data information is converted to the data information with code table images coded representation, i.e. our usually said planar bar code technologies.By To the corresponding different matrix data code value of different code lattice, corresponding square matrix code Value Data is obtained.
In step 08, further, for the present embodiment step 07 and the present embodiment step 08, not in logic Precedence relationship, for read three-dimensional matrice module and two-dimensional matrix module be while, decoded according to the coding rule of the two To primary data information (pdi) included by each frame 3-dimensional encoding image.
Step 09: according to color code Value Data and square matrix code Value Data, obtaining the coded data of the frame 3-dimensional encoding image.
In step 09, including the color code Value Data and square matrix code Value Data according to each frame 3-D image, it is somebody's turn to do The coded data of frame 3-dimensional encoding.Further, it is emphasized explanation again herein: for the present embodiment step 07 and this implementation Example step 08, is not two mutually independent coding steps, more without the sequencing in logic or process, here by the two It is divided into two steps to consider, is intended merely to more intuitively distinguish color data module and matrix data module, specifically solve During code, the two is according to certain coding, decoding rule while to carry out.
Step 10: according to the sequence number of every frame logos module, by the coded number of obtained every frame 3-dimensional encoding image According to sequential collating and recombinate.
In step 10, it specifically includes, reads the logos bit sequence number of every frame 3-dimensional encoding image, and will obtain According to sequence sequence, the recombination of above-mentioned sequence number, obtain one has all 3-dimensional encoding image coded data sections generated The data segment containing several coded datas of sequence.Further, by requiring data segment to be ranked up recombination by stringent sequence, To guarantee the integrality and correctness of data, the encoded digital information of correct most original could be finally obtained.
Step 11: an integration coded data section containing several coded datas orderly after being recombinated.
In the present embodiment step 11, further, by orderly one after integration recombination by several coded datas Coded data section composition, with the identical complete coded data section of original data to be encoded information, that is, complete four Tie up the decoding process of code.
Step 12: obtaining original data to be encoded information.
In step 12, it specifically includes, according to the original information to be encoded, because four-dimensional code provided by the present invention is compiled Code mode can largely improve the data capacity of coding.User, can be with according to different situations and different demands is faced The information for needing to carry out information coding is subjected to coding and data exchange.User can by video data to be encoded, audio data, Image document, text and data information etc. are converted into four dimension coding image.
It in step 12, further, can be in the feelings of not network due to four-dimensional code coding mode provided by the invention Under condition, by way of coding and decoding, data exchange is carried out to the data of larger capacity, such as can be by sweeping to four-dimensional code It retouches and directly acquires video, audio or picture information etc. with reading.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain Lid is within protection scope of the present invention.Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (10)

1. a kind of four-dimension code encoding method, which includes that two-dimensional surface, color and time four dimensions, feature exist In, comprising the following steps:
11) information data to be encoded is obtained;
12) information data to be encoded is divided into multiple data to be encoded sections, the amount of capacity and one of each data to be encoded section The capacity of frame three-dimension code coded image is equal;
13) each data to be encoded section is converted into marker bit module and data to be encoded root module, and generates data to be encoded The two-dimensional matrix module and three-dimensional color module of section;
14) three-dimension code coding is carried out according to the two-dimensional matrix module of each data to be encoded section and three-dimensional color module and generates a frame Three-dimension code coded image, and it is converted picture format;
15) 3-dimensional encoding that dynamic play is shown can be recycled by the three-dimension code coded image of whole format transformations being integrated boil down to Image group, i.e., four-dimensional code coded image, is finally completed four dimension coding.
2. a kind of four-dimensional code encoding method according to claim 1, which is characterized in that the information packet to be encoded Include video data, audio data, image data and lteral data.
3. a kind of four-dimensional code encoding method according to claim 1, which is characterized in that in the step 13),
Marker bit module is to determine the encoded rear each frame three-dimension code coded image generated of each data to be encoded section Indicate bit sequence number, i.e., be marked since first data to be encoded section, if label is completed in the data to be encoded section Next data to be encoded section is marked in order, until all data segments are completed to mark, is finally obtained by sequentially The data to be encoded section of label;
Data segment module, the original text part including each data to be encoded section, i.e., for storing and encoding data information to be encoded.
4. a kind of four-dimensional code encoding method according to claim 1, which is characterized in that described in the step 14) Three-dimension code coding specifically:
Three-dimension code is generated after being identified the code block in two dimensional code using different colors on the basis of two dimensional code coding to compile Code image, three-dimensional color module indicate that different data are encoded using different colors, pass through the face using different code blocks Different code value data representated by color encode data information, and each frame three-dimension code coded image includes original band coding Data bin data information and the sequence number for representing the frame image sequence.
5. a kind of four-dimensional code encoding method according to claim 1, which is characterized in that, will be each in the step 14) Frame three-dimension code coded image is converted to GIF picture format, and by the integration of the three-dimension code coded image of all GIF formats, compression and Recombination.
6. a kind of four-dimension code coding/decoding method, which comprises the following steps:
21) four-dimensional code coded image is obtained;
22) each frame image in the 3-dimensional encoding image group under GIF format is read respectively, obtains the flag bit in every frame image The mark bit sequence number of module and data module for storing encoded digital information;
23) two-dimensional matrix and three-dimensional color matrix of every frame image are read in scanning, obtain the face of every frame image according to matrix information Colour coding value and data code value, to obtain the coded data of the frame image;
24) recombination is ranked up according to the coded data of every frame image, obtains the orderly number containing multiple coded datas According to section, which is the original information to be encoded before encoding, and completes decoding.
7. a kind of four-dimensional code encoding method according to claim 6, which is characterized in that in the step 22), read from First data image through 3-dimensional encoding is to all data images between a last data image through 3-dimensional encoding Sequence number, if the sequence number of sequence number and the last one image including first image, proves four-dimensional code code pattern As reading successfully, if the intermediate sequence number for having marker bit module of discovery lacks, i.e., when cannot read the sequence number of all modules, then Continue to read each frame image in the 3-dimensional encoding image group under GIF format, until to all four-dimensional code coded image marks Position module serial number is read successfully.
8. a kind of four-dimensional code encoding method according to claim 7, which is characterized in that in the case where reading each frame GIF format 3-dimensional encoding image group in coded image when, while the data module of coded image is read, if successfully completing to each frame The reading and detection of the marker bit module of image, then read data module is the module of storing data information.
9. a kind of four-dimensional code encoding method according to claim 6, which is characterized in that in the step 23), every frame The coded image in 3-dimensional encoding image group under GIF format includes being shown by color module of encoding through three-dimension code coding mode Show the two dimensional code matrix module image of different data coding, wherein the color module in the three-dimension code coding mode includes The data information that different data coding is indicated using different colours, in decoding process, according in every frame three-dimension code coded image The color of each code block numerical value corresponding in code table, obtains the color code value of each code block, according to two dimensional code matrix module Image reads the corresponding two dimensional code matrix module of every frame image, obtains the numeric data code of correspondence image according to two dimensional code matrix module Value.
10. a kind of four-dimensional code encoding method according to claim 6, which is characterized in that in the step 24), according to The sequence of the logos bit sequence number of every frame 3-dimensional encoding image, all 3-dimensional encoding image codings generated that will be obtained Data segment is ranked up recombination, obtains the orderly data segment containing multiple coded datas.
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Application publication date: 20190924