CN103093267A - Coding method based on graph - Google Patents
Coding method based on graph Download PDFInfo
- Publication number
- CN103093267A CN103093267A CN2013100500205A CN201310050020A CN103093267A CN 103093267 A CN103093267 A CN 103093267A CN 2013100500205 A CN2013100500205 A CN 2013100500205A CN 201310050020 A CN201310050020 A CN 201310050020A CN 103093267 A CN103093267 A CN 103093267A
- Authority
- CN
- China
- Prior art keywords
- graph
- coding method
- based coding
- code pattern
- feature
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Abstract
The invention discloses a coding method based on a graph. Information is stored in a coding graph composed of lines in a coding mode. Codes can be hidden in the graph. Practical value is achieved, and feasibility is achieved along with improvement of camera device resolution ratio. The technical scheme is that the coding method comprises that mapping relationship between the features of graph units composed of a plurality of lines and a 0 state and a 1 state is established; feature units form the coding graph in stacking, arraying and connecting modes and the like according to a certain rule, coding meaning of the coding graph is determined according to the features of the graph units and arraying of the graph units; the coding graph is overlapped with another graph, a graph including coding information is formed, and the effect of combining of the graph and the codes is achieved.
Description
Technical field
The present invention relates to a kind of coding method, relate in particular to and utilize the figure that some lines consist of to carry out the method that information is stored, itself and image can be superposeed, realization is hidden in code pattern among the image that is applied.
Background technology
Existing method for encoding images such as bar code and two-dimension code are all to be filled the image construction of black or white in a coffin by delegation or multirow, two kinds of colors represent 0,1, according to certain coding rule, the permutation and combination method of unit represents the information of definite meaning.
The characteristics of this coded system are that coding itself is namely a sub-picture, itself are opaque, thereby image to display and coding can't be merged mutually.
Coding is fit to machine and reads to know, but being unsuitable for the people reads to know and understand, in order to reach the purpose that shows simultaneously at two-dimension code and image, the method that adopts at present is to utilize the fault-tolerant ability of two-dimension code, image is embedded in the middle of two-dimension code, the image that this kind method embeds is very little, generally can only be used for showing the figure of some simple icons and so on, as shown in Figure 7.There is the patented technology of a kind of CL code by name in the company of a Content Idea ofASIA by name of Japan in addition, adopt transparent mode to show the part of white in two-dimension code, the demonstration of this technology is arranged in its company's site, but when two-dimension code partly accounts for the sub-fraction of whole image, can certain help be arranged to display effect, if but two-dimension code accounts for the major part of whole image, its transparent effect is also bad.And the so-called color code technology take the microsoft tag of Microsoft technology as representative, also can accomplish numbering scheme is made the figure of certain visual effect or is superimposed on background image, but inevitable to blocking of background image, the demonstration of this technology is arranged in its company's site.
Summary of the invention
The object of the invention is to address the above problem, a kind of graph-based coding method is provided, information coding has been stored in the code pattern of lines formation, coding can be hidden among background image, have practical value, and along with the raising of resolution of photographic device has feasibility.
Technical scheme of the present invention is: the present invention has disclosed a kind of graph-based coding method, comprising:
Step 1: set up the feature and 0 of the graphic element that is consisted of by some lines, the mapping relations between 1 state;
Step 2: with graphic element with stacking, arrange or the mode that connects forms code pattern the feature by graphic element and arrange the coding meaning of determining code pattern wherein.
An embodiment according to graph-based coding method of the present invention also comprises after step 2:
Step 3: code pattern and another image are superposeed, form the image that contains coded message.
According to an embodiment of graph-based coding method of the present invention, whether the mapping relations between the feature of the graphic element in step 1 and 0,1 state are to have line to determine 0,1 state between 2 o'clock.
According to an embodiment of graph-based coding method of the present invention, the mapping relations between the feature of the graphic element in step 1 and 0,1 state are orientation determination 0,1 states according to line.
According to an embodiment of graph-based coding method of the present invention, the mapping relations between the feature of the graphic element in step 1 and 0,1 state are to determine 0,1 state according to the feature of curve.
According to an embodiment of graph-based coding method of the present invention, the mapping relations between the feature of the graphic element in step 1 and 0,1 state are to determine 0,1 state according to the territory element shape.
According to an embodiment of graph-based coding method of the present invention, in step 3, the line of code pattern is designed to the compound lines that formed by different colours or gray scale.
According to an embodiment of graph-based coding method of the present invention, in step 3, with different color differentiating code patterns and another image that is applied.
An embodiment according to graph-based coding method of the present invention, by cut-off rule, code pattern is divided into several subregions, coded message is placed in the subregion that is surrounded by cut-off rule, another image that is applied is divided into several corresponding subimages to form picture mosaic by those subregions.
An embodiment according to graph-based coding method of the present invention, also comprise the characteristics according to specific coding, after adopting specific compression algorithm further to reduce the required number of bits of storage information, recycling graph-based coding method claimed in claim 1 is encoded, to improve code efficiency.
According to an embodiment of graph-based coding method of the present invention, the lines of code pattern are embedded in the regional area of this another image.
According to an embodiment of graph-based coding method of the present invention, by with cutting away parts of images after code pattern and this another image stack, make code pattern become the border of this another image.
According to an embodiment of graph-based coding method of the present invention, for the situation of code pattern as image boundary, coded message is stored in the curve of image boundary shape, line segment have or not and the line segment color in.
According to an embodiment of graph-based coding method of the present invention, the coding meaning of code pattern comprises information or the representative that will forgive or the numbering of pointing to the information that will forgive.
The present invention has also disclosed a kind of graph-based coding method, comprising:
Step 1: set up the feature and 0 of the graphic element that is consisted of by some lines, the mapping relations between 1 state;
Step 2: the feature of graphic element is stacking or be arranged in matrix to form code pattern, the feature by graphic element and arrange the coding meaning of determining code pattern wherein.
An embodiment according to graph-based coding method of the present invention also comprises after step 2:
Step 3: code pattern and another image are superposeed, form the image that contains coded message.
According to an embodiment of graph-based coding method of the present invention, whether the mapping relations between the feature of the graphic element in step 1 and 0,1 state are to have line to determine 0,1 state between 2 o'clock.
According to an embodiment of graph-based coding method of the present invention, the mapping relations between the feature of the graphic element in step 1 and 0,1 state are orientation determination 0,1 states according to line.
According to an embodiment of graph-based coding method of the present invention, the mapping relations between the feature of the graphic element in step 1 and 0,1 state are to determine 0,1 state according to the feature of curve.
According to an embodiment of graph-based coding method of the present invention, the mapping relations between the feature of the graphic element in step 1 and 0,1 state are to determine 0,1 state according to the territory element shape.
According to an embodiment of graph-based coding method of the present invention, in step 3, the line of code pattern is designed to the compound lines that formed by different colours or gray scale.
According to an embodiment of graph-based coding method of the present invention, in step 3, with different color differentiating code patterns and another image that is applied.
An embodiment according to graph-based coding method of the present invention, by cut-off rule, code pattern is divided into several subregions, coded message is placed in the subregion that is surrounded by cut-off rule, another image that is applied is divided into several corresponding subimages to form picture mosaic by those subregions.
An embodiment according to graph-based coding method of the present invention, also comprise the characteristics according to specific coding, after adopting specific compression algorithm further to reduce the required number of bits of storage information, the above-mentioned graph-based coding method of recycling is encoded, to improve code efficiency.
According to an embodiment of graph-based coding method of the present invention, the lines of code pattern are embedded in the regional area of this another image.
According to an embodiment of graph-based coding method of the present invention, by with cutting away parts of images after code pattern and this another image stack, make code pattern become the border of this another image.
According to an embodiment of graph-based coding method of the present invention, for the situation of code pattern as image boundary, coded message is stored in the curve of image boundary shape, line segment have or not and the line segment color in.
According to an embodiment of graph-based coding method of the present invention, the coding meaning of code pattern comprises information or the representative that will forgive or the numbering of pointing to the information that will forgive.
The present invention contrasts prior art following beneficial effect: the solution of the present invention is that information is stored in the code pattern that is made of some lines, and the algorithm constraint by certain corresponds to the binary code of word or numeral with it.Compare with the conventional two-dimensional code that is comprised of color lump, coded system is more versatile and flexible, is easy to realize the customization pattern for application-specific, can be used for tracing to the source, the field such as false proof and enciphered message storage.Code pattern and piece image that the present invention is applied to a width has been comprised coded message superpose, and form to contain the image of coded message, thereby coded message is hidden in image, substantially do not affect the visual effect to image.In addition, this stack can by embed background graphics or as a setting the concrete modes such as edge of figure realize, coded message " is hidden " in embedding lines or cut edge, thereby is not substantially affected the visual effect of background image.And due to the raising of mobile imaging device image quality, make method of the present invention have feasibility.
Description of drawings
Fig. 1 is the exemplary plot that a kind of figure of utilization encodes.
Fig. 2 is the image that forms after code pattern shown in Figure 1 and sub-picture stack.
Fig. 3 is another exemplary plot that a kind of figure of utilization encodes.
Fig. 4 is the image that forms after code pattern shown in Figure 3 and sub-picture stack.
Fig. 5 is another exemplary plot that a kind of figure of utilization encodes.
Fig. 6 is code pattern and the rear image that forms of sub-picture stack shown in Figure 5.
Fig. 7 shows the mode of the two-dimension code code pattern of existing superimposed image.
Fig. 8 shows the schematic diagram of the graphic element that surpasses two variable-values.
Fig. 9 shows another schematic diagram of the graphic element that surpasses two variable-values.
Figure 10 shows the schematic diagram of the graphic element with compound lines.
Figure 11 shows the process flow diagram of the first embodiment of graph-based coding method of the present invention.
Figure 12 shows the process flow diagram of the second embodiment of graph-based coding method of the present invention.
Figure 13 shows the schematic diagram that code pattern is embedded into the regional area of background image of the present invention.
Figure 14 shows of the present invention with the schematic diagram of code pattern as the border of superimposed image.
Figure 15 shows of the present invention with the schematic diagram of code pattern as another example on the border of superimposed image.
Figure 16 shows of the present invention with the schematic diagram of code pattern as another example on the border of superimposed image.
Figure 17 shows the process flow diagram of the 3rd embodiment of graph-based coding method of the present invention.
Figure 18 shows the process flow diagram of the 4th embodiment of graph-based coding method of the present invention.
Embodiment
The invention will be further described below in conjunction with drawings and Examples.
Figure 11 shows the flow process of the first embodiment of graph-based coding method of the present invention.See also Figure 11, details are as follows for the implementation step of the graph-based coding method of the present embodiment.
At first, set up the feature and 0 of the graphic element that is consisted of by some lines, the mapping relations (step S10) between 1 state.Here said lines can be that straight line can be also curve.
Whether and mapping relations between the two can be: had line to determine 0,1 state between 2 o'clock; Orientation determination 0,1 state according to line; Determine 0,1 state according to the feature of curve; Determine 0,1 state according to the territory element shape.
For example, as shown in Figure 1, wherein in matrix, cornerwise different directions represents respectively 0 and 1.As shown in Figure 5, in grid matrix, the different protrusion direction in sideline represent respectively 0 and 1.
If the variable-value of graphic element feature representative surpasses 2, can corresponding various states.As shown in Figure 8, four of the unit intraconnections kinds of angles can represent respectively 00,01,10,11 4 value.Different directions combination as two projections of the curve on limit in Fig. 9 can represent respectively 00,01,10,11 4 value.
In addition, can code pattern be divided into several subregions by cut-off rule, coded message be placed in the subregion that is surrounded by cut-off rule.Can realize like this coding based on picture mosaic, can be regarded as and utilize the jigsaw puzzle units feature to store the method for information.For example the code pattern in Fig. 3 is cut apart figure owing to having increased frame and horizontal partition line, having formed.
Then, the feature of graphic element is stacking or be arranged in matrix to form code pattern, the feature by graphic element and arrange the coding meaning (step S12) of determining code pattern wherein.The coding meaning of code pattern can be the information that will forgive, can be also that representative or sensing will be forgiven the coding of information, and adopt the mode of numbering can greatly reduce the required figure place of coding.
Figure 12 shows the flow process of the second embodiment of graph-based coding method of the present invention.See also Figure 12, details are as follows for the implementation step of the graph-based coding method of the present embodiment.
At first, set up the feature and 0 of the graphic element that is consisted of by some lines, the mapping relations (step S20) between 1 state.Here said lines can be that straight line can be also curve.
Whether and mapping relations between the two can be: had line to determine 0,1 state between 2 o'clock; Orientation determination 0,1 state according to line; Determine 0,1 state according to the feature of curve; Determine 0,1 state according to the territory element shape.
For example, as shown in Figure 1, wherein in matrix, cornerwise different directions represents respectively 0 and 1.As shown in Figure 5, in grid matrix, the different protrusion direction in sideline represent respectively 0 and 1.
If the variable-value of graphic element feature representative surpasses 2, can corresponding various states.As shown in Figure 8, four of the unit intraconnections kinds of angles can represent respectively 00,01,10,11 4 value.Different directions combination as two projections of the curve on limit in Fig. 9 can represent respectively 00,01,10,11 4 value.
In addition, can code pattern be divided into several subregions by cut-off rule, coded message be placed in the subregion that is surrounded by cut-off rule.Can realize like this coding based on picture mosaic, can be regarded as and utilize the jigsaw puzzle units feature to store the method for information.For example the code pattern in Fig. 3 is cut apart figure owing to having increased frame and horizontal partition line, having formed.
Then, the stacking or modes such as matrix or line that are arranged in to be to form code pattern with the feature of graphic element, wherein the feature by graphic element and arrange the coding meaning (step S22) of determining code pattern.
At last, code pattern and another image are superposeed, form the image (step S24) that contains coded message.
Image can be printed on paper or be presented on display device.For the ease of extract code pattern in superimposed image, can adopt following disposal route.A kind of method is that the color distribution of the image that is applied is analyzed, if exist the color of the line near zone in the figure of a kind of color and the integral image that is applied or stack that notable difference is arranged, be convenient to distinguish, can adopt this color as the color of figure, also the line of figure can be designed to the compound lines that form by different colours or gray scale as shown in figure 10, so that adopt gradient operator to extract the line graph that contains coding in the stacking diagram, but adopt the method can increase the width of line, reduce the dutycycle of image in the stacking diagram.In addition, for the situation (as shown in figure 14) of code pattern as image boundary, can be by adopting different colours at the two ends, border, representing the border and be beneficial to the mode such as identification with wider color lump lines with the lines of scheming and solve.
For example, code pattern shown in Figure 1 and another image are superposeed, can form the image that contains coded message as shown in Figure 2.Code pattern shown in Figure 5 and another image are superposeed, can form the image that contains coded message as shown in Figure 6.
As shown in Figure 6, for becoming the code pattern of cutting apart figure, another image that is applied is divided into several corresponding subimages to form picture mosaic by those subregions.If the live width of pie graph is little, image itself still has higher dutycycle, does not substantially affect the visual effect of image, and coding is equivalent to " hiding " among the border of image or image.For example, for the figure of cutting apart shown in Figure 3, with the picture mosaic that forms after the piece image stack as shown in Figure 4.
For the code pattern through above-mentioned processing, take code pattern with filming apparatus in use or contain the image of code pattern, or directly open code pattern or contain the image file of code pattern by software, extract the code pattern that is formed by lines in containing the image of code pattern.Then by the data of storing in translator reduction figure or the coded message of word.
Except above-mentioned implementation, the present invention can also have the situation of the regional area of background image that code pattern is embedded into as shown in figure 13.Seeing also Figure 13, is that the lines with code pattern are embedded in background image (such as being advertisement, commodity etc.), and whether code pattern does not affect realization for cutting apart figure, compares with traditional CL Code technology, has the better transparency.
In addition, the present invention can also just like shown in Figure 14,15,16 with the realization of code pattern as the border of superimposed image.This code pattern is some fragments on border or the border in a zone, be called boundary graph, can think that shape, line segment that coding is placed in the curve of zone boundary have or not and the feature such as line segment color, see also Figure 14, that code pattern and image are superposeed, and cut away parts of images on superimposed image, make code pattern as the border of superimposed image, thereby reach the purpose of figure code combination.Figure as the border can not block background image again, thereby the live width of figure is more flexible.As shown in Figure 15 and 16, wider live width helps to identify having or not of line segment, and effect is similar to the color lump of conventional two-dimensional code, can be considered borderline two-dimension code.As shown in figure 14, if the inside and outside color in border can obviously be distinguished, the live width of figure can be zero, namely is hidden in fully in the border of color change.Compare with the technology such as microsoft tag of Microsoft, background picture is blocked without any, the better effects if of figure code combination.
In addition, realization of the present invention can also be the characteristics according to specific coding, adopts specific compression algorithm further to reduce after the required number of bits of storage information the above-mentioned graph-based coding method of recycling and encodes, to improve code efficiency.
Figure 17 shows the flow process of the 3rd embodiment of graph-based coding method of the present invention.See also Figure 17, details are as follows for the implementation step of the graph-based coding method of the present embodiment.
At first, set up the feature and 0 of the graphic element that is consisted of by some lines, the mapping relations (step S30) between 1 state.Here said lines can be that straight line can be also curve.
Whether and mapping relations between the two can be: had line to determine 0,1 state between 2 o'clock; Orientation determination 0,1 state according to line; Determine 0,1 state according to the feature of curve; Determine 0,1 state according to the territory element shape.
For example, as shown in Figure 1, wherein in matrix, cornerwise different directions represents respectively 0 and 1.As shown in Figure 5, in grid matrix, the different protrusion direction in sideline represent respectively 0 and 1.
If the variable-value of graphic element feature representative surpasses 2, can corresponding various states.As shown in Figure 8, four of the unit intraconnections kinds of angles can represent respectively 00,01,10,11 4 value.Different directions combination as two projections of the curve on limit in Fig. 9 can represent respectively 00,01,10,11 4 value.
In addition, can code pattern be divided into several subregions by cut-off rule, coded message be placed in the subregion that is surrounded by cut-off rule.Can realize like this coding based on picture mosaic, can be regarded as and utilize the jigsaw puzzle units feature to store the method for information.For example the code pattern in Fig. 3 is cut apart figure owing to having increased frame and horizontal partition line, having formed.
Then, with graphic element with stacking, arrange or the mode that connects forms code pattern the feature by graphic element and arrange the coding meaning (step S32) of determining code pattern wherein.The coding meaning of code pattern can be the information that will forgive, can be also that representative or sensing will be forgiven the coding of information, and adopt the mode of numbering can greatly reduce the required figure place of coding.
Figure 18 shows the flow process of the 4th embodiment of graph-based coding method of the present invention.See also Figure 18, details are as follows for the implementation step of the graph-based coding method of the present embodiment.
At first, set up the feature and 0 of the graphic element that is consisted of by some lines, the mapping relations (step S40) between 1 state.Here said lines can be that straight line can be also curve.
Whether and mapping relations between the two can be: had line to determine 0,1 state between 2 o'clock; Orientation determination 0,1 state according to line; Determine 0,1 state according to the feature of curve; Determine 0,1 state according to the territory element shape.
For example, as shown in Figure 1, wherein in matrix, cornerwise different directions represents respectively 0 and 1.As shown in Figure 5, in grid matrix, the different protrusion direction in sideline represent respectively 0 and 1.
If the variable-value of graphic element feature representative surpasses 2, can corresponding various states.As shown in Figure 8, four of the unit intraconnections kinds of angles can represent respectively 00,01,10,11 4 value.Different directions combination as two projections of the curve on limit in Fig. 9 can represent respectively 00,01,10,11 4 value.
In addition, can code pattern be divided into several subregions by cut-off rule, coded message be placed in the subregion that is surrounded by cut-off rule.Can realize like this coding based on picture mosaic, can be regarded as and utilize the jigsaw puzzle units feature to store the method for information.For example the code pattern in Fig. 3 is cut apart figure owing to having increased frame and horizontal partition line, having formed.
Then, with graphic element with stacking, arrange or the mode that connects forms code pattern the feature by graphic element and arrange the coding meaning (step S42) of determining code pattern wherein.
At last, code pattern and another image are superposeed, form the image (step S44) that contains coded message.
Image can be printed on paper or be presented on display device.For the ease of extract code pattern in superimposed image, can adopt following disposal route.A kind of method is that the color distribution of the image that is applied is analyzed, if exist the color of the line near zone in the figure of a kind of color and the integral image that is applied or stack that notable difference is arranged, be convenient to distinguish, can adopt this color as the color of figure, also the line of figure can be designed to the compound lines that form by different colours or gray scale as shown in figure 10, so that adopt gradient operator to extract the line graph that contains coding in the stacking diagram, but adopt the method can increase the width of line, reduce the dutycycle of image in the stacking diagram.In addition, for the situation (as shown in figure 14) of code pattern as image boundary, can be by adopting different colours at the two ends, border, representing the border and be beneficial to the mode such as identification with wider color lump lines with the lines of scheming and solve.
For example, code pattern shown in Figure 1 and another image are superposeed, can form the image that contains coded message as shown in Figure 2.Code pattern shown in Figure 5 and another image are superposeed, can form the image that contains coded message as shown in Figure 6.
As shown in Figure 6, for becoming the code pattern of cutting apart figure, another image that is applied is divided into several corresponding subimages to form picture mosaic by those subregions.If the live width of pie graph is little, image itself still has higher dutycycle, does not substantially affect the visual effect of image, and coding is equivalent to " hiding " among the border of image or image.For example, for the figure of cutting apart shown in Figure 3, with the picture mosaic that forms after the piece image stack as shown in Figure 4.
For the code pattern through above-mentioned processing, take code pattern with filming apparatus in use or contain the image of code pattern, or directly open code pattern or contain the image file of code pattern by software, extract the code pattern that is formed by lines in containing the image of code pattern.Then by the data of storing in translator reduction figure or the coded message of word.
Except above-mentioned implementation, the present invention can also have the situation of the regional area of background image that code pattern is embedded into as shown in figure 13.Seeing also Figure 13, is that the lines with code pattern are embedded in background image (such as being advertisement, commodity etc.), and whether code pattern does not affect realization for cutting apart figure, compares with traditional CL Code technology, has the better transparency.
In addition, the present invention can also just like shown in Figure 14,15,16 with the realization of code pattern as the border of superimposed image.This code pattern is some fragments on border or the border in a zone, be called boundary graph, can think that shape, line segment that coding is placed in the curve of zone boundary have or not and the feature such as line segment color, see also Figure 14, that code pattern and image are superposeed, and cut away parts of images on superimposed image, make code pattern as the border of superimposed image, thereby reach the purpose of figure code combination.Figure as the border can not block background image again, thereby the live width of figure is more flexible.As shown in Figure 15 and 16, wider live width helps to identify having or not of line segment, and effect is similar to the color lump of conventional two-dimensional code, can be considered borderline two-dimension code.As shown in figure 14, if the inside and outside color in border can obviously be distinguished, the live width of figure can be zero, namely is hidden in fully in the border of color change.Compare with the technology such as microsoft tag of Microsoft, background picture is blocked without any, the better effects if of figure code combination.
In addition, realization of the present invention can also be the characteristics according to specific coding, adopts specific compression algorithm further to reduce after the required number of bits of storage information the above-mentioned graph-based coding method of recycling and encodes, to improve code efficiency.
Above-described embodiment is to provide to those of ordinary skills and realizes and use of the present invention; those of ordinary skills can be in the situation that do not break away from invention thought of the present invention; above-described embodiment is made various modifications or variation; thereby protection scope of the present invention do not limit by above-described embodiment, and should be the maximum magnitude that meets the inventive features that claims mention.
Claims (28)
1. graph-based coding method comprises:
Step 1: set up the feature and 0 of the graphic element that is consisted of by some lines, the mapping relations between 1 state;
Step 2: with graphic element with stacking, arrange or the mode that connects forms code pattern the feature by graphic element and arrange the coding meaning of determining code pattern wherein.
2. graph-based coding method according to claim 1, is characterized in that, also comprises after step 2:
Step 3: code pattern and another image are superposeed, form the image that contains coded message.
3. graph-based coding method according to claim 1, is characterized in that, whether the mapping relations between the feature of the graphic element in step 1 and 0,1 state are to have line to determine 0,1 state between 2 o'clock.
4. graph-based coding method according to claim 1, is characterized in that, the mapping relations between the feature of the graphic element in step 1 and 0,1 state are orientation determination 0,1 states according to line.
5. graph-based coding method according to claim 1, is characterized in that, the mapping relations between the feature of the graphic element in step 1 and 0,1 state are to determine 0,1 state according to the feature of curve.
6. graph-based coding method according to claim 1, is characterized in that, the mapping relations between the feature of the graphic element in step 1 and 0,1 state are to determine 0,1 state according to the territory element shape.
7. graph-based coding method according to claim 2, is characterized in that, in step 3, the line of code pattern is designed to the compound lines that are comprised of different colours or gray scale.
8. graph-based coding method according to claim 2, is characterized in that, in step 3, with different color differentiating code patterns and another image that is applied.
9. graph-based coding method according to claim 2, it is characterized in that, by cut-off rule, code pattern is divided into several subregions, coded message is placed in the subregion that is surrounded by cut-off rule, another image that is applied is divided into several corresponding subimages to form picture mosaic by those subregions.
10. graph-based coding method according to claim 1, it is characterized in that, also comprise the characteristics according to specific coding, after adopting specific compression algorithm further to reduce the required number of bits of storage information, recycling graph-based coding method claimed in claim 1 is encoded, to improve code efficiency.
11. graph-based coding method according to claim 2 is characterized in that, the lines of code pattern are embedded in the regional area of this another image.
12. graph-based coding method according to claim 2 is characterized in that, by with cutting away parts of images after code pattern and this another image stack, makes code pattern become the border of this another image.
13. graph-based coding method according to claim 12 is characterized in that, for the situation of code pattern as image boundary, coded message is stored in the curve of image boundary shape, line segment have or not and the line segment color in.
14. graph-based coding method according to claim 1 is characterized in that, the coding meaning of code pattern comprises information or the representative that will forgive or the numbering of pointing to the information that will forgive.
15. a graph-based coding method comprises:
Step 1: set up the feature and 0 of the graphic element that is consisted of by some lines, the mapping relations between 1 state;
Step 2: the feature of graphic element is stacking or be arranged in matrix to form code pattern, the feature by graphic element and arrange the coding meaning of determining code pattern wherein.
16. graph-based coding method according to claim 15 is characterized in that, also comprises after step 2:
Step 3: code pattern and another image are superposeed, form the image that contains coded message.
17. graph-based coding method according to claim 15 is characterized in that, whether the mapping relations between the feature of the graphic element in step 1 and 0,1 state are to have line to determine 0,1 state between 2 o'clock.
18. graph-based coding method according to claim 15 is characterized in that, the mapping relations between the feature of the graphic element in step 1 and 0,1 state are orientation determination 0,1 states according to line.
19. graph-based coding method according to claim 15 is characterized in that, the mapping relations between the feature of the graphic element in step 1 and 0,1 state are to determine 0,1 state according to the feature of curve.
20. graph-based coding method according to claim 15 is characterized in that, the mapping relations between the feature of the graphic element in step 1 and 0,1 state are to determine 0,1 state according to the territory element shape.
21. graph-based coding method according to claim 16 is characterized in that, in step 3, the line of code pattern is designed to the compound lines that are comprised of different colours or gray scale.
22. graph-based coding method according to claim 16 is characterized in that, in step 3, with different color differentiating code patterns and another image that is applied.
23. graph-based coding method according to claim 16, it is characterized in that, by cut-off rule, code pattern is divided into several subregions, coded message is placed in the subregion that is surrounded by cut-off rule, another image that is applied is divided into several corresponding subimages to form picture mosaic by those subregions.
24. graph-based coding method according to claim 15, it is characterized in that, also comprise the characteristics according to specific coding, after adopting specific compression algorithm further to reduce the required number of bits of storage information, recycling graph-based coding method claimed in claim 1 is encoded, to improve code efficiency.
25. graph-based coding method according to claim 16 is characterized in that, the lines of code pattern are embedded in the regional area of this another image.
26. graph-based coding method according to claim 16 is characterized in that, by with cutting away parts of images after code pattern and this another image stack, makes code pattern become the border of this another image.
27. graph-based coding method according to claim 26 is characterized in that, for the situation of code pattern as image boundary, coded message is stored in the curve of image boundary shape, line segment have or not and the line segment color in.
28. graph-based coding method according to claim 15 is characterized in that, the coding meaning of code pattern comprises information or the representative that will forgive or the numbering of pointing to the information that will forgive.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310050020.5A CN103093267B (en) | 2012-12-11 | 2013-02-07 | Coding method based on figure |
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210532218.2 | 2012-12-11 | ||
| CN201210532218 | 2012-12-11 | ||
| CN2012105322182 | 2012-12-11 | ||
| CN201310050020.5A CN103093267B (en) | 2012-12-11 | 2013-02-07 | Coding method based on figure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103093267A true CN103093267A (en) | 2013-05-08 |
| CN103093267B CN103093267B (en) | 2018-07-17 |
Family
ID=48205813
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310050020.5A Active CN103093267B (en) | 2012-12-11 | 2013-02-07 | Coding method based on figure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103093267B (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103313053A (en) * | 2013-05-14 | 2013-09-18 | 浙江万里学院 | Visual object-oriented shape coding method |
| CN104726992A (en) * | 2015-03-20 | 2015-06-24 | 嘉兴学院 | Fabric with hidden digital information and intertexture rule construction method |
| CN105488552A (en) * | 2016-01-01 | 2016-04-13 | 江苏图码信息科技有限公司 | Nonlinear two-dimensional code product and application assembly |
| CN106127274A (en) * | 2016-06-08 | 2016-11-16 | 郝迎喜 | The dynamic two-dimension code of a kind of improvement generates Verification System and generates authentication method |
| CN106529620A (en) * | 2016-11-02 | 2017-03-22 | 努比亚技术有限公司 | Prototype, security management and control method and security management and control system thereof |
| CN106778999A (en) * | 2016-12-02 | 2017-05-31 | 武汉网码云防伪技术有限公司 | A kind of two-dimentional camber line figure code and a kind of antifake method for products |
| CN107124614A (en) * | 2017-04-20 | 2017-09-01 | 华东师范大学 | A kind of image data compression method with superelevation compression ratio |
| CN110414646A (en) * | 2018-04-28 | 2019-11-05 | 深圳果力智能科技有限公司 | A kind of generation method of robot control pattern |
| CN113110778A (en) * | 2021-04-20 | 2021-07-13 | 树根互联股份有限公司 | Graphical interface display method, terminal, readable storage medium and electronic equipment |
| CN113222088A (en) * | 2021-05-06 | 2021-08-06 | 顶象科技有限公司 | Method and device for generating circular code |
| CN113313782A (en) * | 2021-06-15 | 2021-08-27 | 福建正孚软件有限公司 | File anti-counterfeiting method and system based on three-dimensional grains |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6502756B1 (en) * | 1999-05-28 | 2003-01-07 | Anoto Ab | Recording of information |
| CN101105833A (en) * | 2007-06-12 | 2008-01-16 | 李曙光 | 2D linear graphics coding anti-fake method |
| CN101152809A (en) * | 2006-09-30 | 2008-04-02 | 凌阳科技股份有限公司 | Two-dimensional information menu and order dishes system based on two-dimensional code recognition |
| CN101359360A (en) * | 2008-07-31 | 2009-02-04 | 刘旭 | Graphics context fused electronic ticket coding/decoding method |
| CN101908155A (en) * | 2010-06-08 | 2010-12-08 | 真心彩网络科技(上海)有限公司 | The coded system of two-dimension code and method, decode system and method |
| CN102081748A (en) * | 2011-02-12 | 2011-06-01 | 熊锐 | Bar code pattern and bar code group pattern formed by node matrix and node line, and generation and identification method thereof |
| CN102567763A (en) * | 2011-12-27 | 2012-07-11 | 方正国际软件有限公司 | Method and system for storing and reading data |
-
2013
- 2013-02-07 CN CN201310050020.5A patent/CN103093267B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6502756B1 (en) * | 1999-05-28 | 2003-01-07 | Anoto Ab | Recording of information |
| CN101152809A (en) * | 2006-09-30 | 2008-04-02 | 凌阳科技股份有限公司 | Two-dimensional information menu and order dishes system based on two-dimensional code recognition |
| CN101105833A (en) * | 2007-06-12 | 2008-01-16 | 李曙光 | 2D linear graphics coding anti-fake method |
| CN101359360A (en) * | 2008-07-31 | 2009-02-04 | 刘旭 | Graphics context fused electronic ticket coding/decoding method |
| CN101908155A (en) * | 2010-06-08 | 2010-12-08 | 真心彩网络科技(上海)有限公司 | The coded system of two-dimension code and method, decode system and method |
| CN102081748A (en) * | 2011-02-12 | 2011-06-01 | 熊锐 | Bar code pattern and bar code group pattern formed by node matrix and node line, and generation and identification method thereof |
| CN102567763A (en) * | 2011-12-27 | 2012-07-11 | 方正国际软件有限公司 | Method and system for storing and reading data |
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103313053B (en) * | 2013-05-14 | 2016-05-25 | 浙江万里学院 | A kind of shape coding method towards visual object |
| CN103313053A (en) * | 2013-05-14 | 2013-09-18 | 浙江万里学院 | Visual object-oriented shape coding method |
| CN104726992A (en) * | 2015-03-20 | 2015-06-24 | 嘉兴学院 | Fabric with hidden digital information and intertexture rule construction method |
| CN104726992B (en) * | 2015-03-20 | 2017-03-29 | 嘉兴学院 | A kind of implicit digital information fabric and its intertexture rule building method |
| CN105488552B (en) * | 2016-01-01 | 2018-05-15 | 江苏图码信息科技有限公司 | Nonlinear Two-Dimensional code product and application component |
| CN105488552A (en) * | 2016-01-01 | 2016-04-13 | 江苏图码信息科技有限公司 | Nonlinear two-dimensional code product and application assembly |
| CN106127274A (en) * | 2016-06-08 | 2016-11-16 | 郝迎喜 | The dynamic two-dimension code of a kind of improvement generates Verification System and generates authentication method |
| CN106529620A (en) * | 2016-11-02 | 2017-03-22 | 努比亚技术有限公司 | Prototype, security management and control method and security management and control system thereof |
| CN106778999A (en) * | 2016-12-02 | 2017-05-31 | 武汉网码云防伪技术有限公司 | A kind of two-dimentional camber line figure code and a kind of antifake method for products |
| CN107124614A (en) * | 2017-04-20 | 2017-09-01 | 华东师范大学 | A kind of image data compression method with superelevation compression ratio |
| CN107124614B (en) * | 2017-04-20 | 2019-12-13 | 华东师范大学 | Image data compression method with ultrahigh compression ratio |
| CN110414646A (en) * | 2018-04-28 | 2019-11-05 | 深圳果力智能科技有限公司 | A kind of generation method of robot control pattern |
| CN110414646B (en) * | 2018-04-28 | 2023-05-30 | 深圳果力智能科技有限公司 | Robot control pattern generation method |
| CN113110778A (en) * | 2021-04-20 | 2021-07-13 | 树根互联股份有限公司 | Graphical interface display method, terminal, readable storage medium and electronic equipment |
| CN113222088A (en) * | 2021-05-06 | 2021-08-06 | 顶象科技有限公司 | Method and device for generating circular code |
| CN113222088B (en) * | 2021-05-06 | 2022-10-18 | 顶象科技有限公司 | Method and device for generating circular code |
| CN113313782A (en) * | 2021-06-15 | 2021-08-27 | 福建正孚软件有限公司 | File anti-counterfeiting method and system based on three-dimensional grains |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103093267B (en) | 2018-07-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103093267A (en) | Coding method based on graph | |
| ES2648823T3 (en) | Procedure and apparatus for determining the color of an interface control, and terminal device | |
| AU2014331291B2 (en) | Data transmission using optical codes | |
| US6141441A (en) | Decoding data from patterned color modulated image regions in a color image | |
| KR102235215B1 (en) | Augmenting barcodes with secondary encoding for anti-counterfeiting | |
| US20150286915A1 (en) | Producing, capturing and using visual identification tags for moving objects | |
| US20060087556A1 (en) | Stereoscopic image display device | |
| WO2016058450A1 (en) | Image code for processing information and device and method for generating and parsing same | |
| AU2014331291A1 (en) | Data transmission using optical codes | |
| CN104268615A (en) | Encoding method and decoding method for color two-dimensional code | |
| CN104899629B (en) | A kind of image in 2 D code generation method based on RBF | |
| AU2008255227A1 (en) | Document security method | |
| JP2009104451A (en) | Logo-included two-dimensional code | |
| GB2560456A (en) | Billboard containing encoded information | |
| JP2006528811A5 (en) | ||
| CN103902711B (en) | A kind of method and system by two-dimension code image embedded web page | |
| CN103136169A (en) | Method and device of displaying characters | |
| CN105160378A (en) | Color invisible image code generating method | |
| CN110060325B (en) | Screen space rendering method and device | |
| CN105095938A (en) | Method for generating color multi-order invisible image code | |
| Fiala | Webtag: A world wide internet based AR system | |
| JP5207294B2 (en) | Two-dimensional code, its generation method and computer program | |
| CN106779001A (en) | A kind of preparation method of gradual change Quick Response Code | |
| JP6836861B2 (en) | Image formation system, image data processing device, image data processing method, and program | |
| US20200272871A1 (en) | Blending pixel cells |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |