CN103414850A - Method for quickly setting image capturing range of pattern - Google Patents
Method for quickly setting image capturing range of pattern Download PDFInfo
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- CN103414850A CN103414850A CN2013102713827A CN201310271382A CN103414850A CN 103414850 A CN103414850 A CN 103414850A CN 2013102713827 A CN2013102713827 A CN 2013102713827A CN 201310271382 A CN201310271382 A CN 201310271382A CN 103414850 A CN103414850 A CN 103414850A
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- 230000000007 visual effect Effects 0.000 description 7
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- 238000005516 engineering process Methods 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
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Abstract
A method for quickly setting image capture range of pattern includes picking up image of a pattern with bar code by an image pick-up device with operation processing unit, reading out image capture range information in bar code, analyzing said image capture range information by said operation processing unit, calculating out boundary values needed by image capture, leading in boundary values by an image pick-up device, generating an auxiliary image capture prompt action, confirming whether image capture range is complete or not, finishing image capture action if result is positive Y, providing an improved operation suggestion by operation processing unit if result is negative N for correcting angle and position of image pick-up device by operator or image pick-up device with automatic control system according to operation suggestion content, repeating said steps, until the image capturing operation is completed correctly.
Description
Technical field
The invention relates to the method for fast setting pattern capture scope, refer to especially and a kind ofly can effectively simplify the capture program, be easy to the identification operation, and can promote the method for operation of whole pattern identification efficiency.
Background technology
Counterfeit for hitting, various anti-counterfeiting technology products are constantly developed in countries in the world, on the comparatively general commodity that lie in positive factory of at present application, attach an Anti-forgery reeling mark (can be anti-forge paper, specialty printing and laser label etc.), to can with counterfeit commodity form a base region every, but the lifting along with the technology of imitation, the imitated of above-mentioned Anti-forgery reeling mark also emerged in an endless stream, therefore, the more early stage practice, how can be except specific security pattern and indicating on Anti-forgery reeling mark, also can show simultaneously inquiry sequence number and an inquirement way (phone or fax number) data, for the consumer, utilize communication tool (phone, facsimile machine) communication, and obtain false proof (voice that should security pattern according to the sequence number of inquiring about, fax) Expressive Features, come to compare for according to this false proof Expressive Features, doing one with the pattern of the Anti-forgery reeling mark on commodity of buying, and reach the purpose that further can confirm this commodity true and false, yet this kind mode often can't be reacted characteristics on the pattern of this Anti-forgery reeling mark really due to the content of this false proof Expressive Features, cause the consumer to be difficult for comparing fast and objectively this two whole content, cause inconvenience and disappearance in application.
Along with the application of intelligent mobile phone is universal gradually, the various function fast-ripenins of taking pictures, therefore, directly be imaged on the pseudo-pattern of above-mentioned Anti-forgery reeling mark in mobile phone (or other running gear), then it is also general gradually to carry out the mode of follow-up comparison operation, and tradition is with the operating process of photographic attachment picked-up specific region (on label) pattern, be as shown in Figure 1, its main flow process is as follows: at first, one " photographic attachment is for a pattern capture " S11 step, by pattern direction and position that the operator aims at a specific region (on label) with the photographic attachment on mobile phone (or running gear), carry out capture, and wait for its location focusing, through one " whether the visual judgement scope of taking pictures contains whole patterns " S12 determining step, via the operator, judge with visual type whether the pattern in this label (specific region) enters mirror fully, if the result of above-mentioned visual judgement is for negating " N ", through one " revising angle and the position of photographic attachment " S15 step, by photo angle and the position of operator according to this photographic attachment of experiential modification, and then repeat this " photographic attachment is for a pattern capture " S11 step, and if the result of this visual judgement is for affirming " Y ", through one " imaging of taking pictures " S13 step, this pattern is imaged in this photographic attachment, finally, carry out again one " whether the imaging content contains whole patterns really " S14 determining step, in photographic attachment, confirm that this imaging content comprises whole pattern scopes, if the result of judgement is for negating " N ", repeat this " angle and the position of correction photographic attachment " S15 step, and if the result of this visual judgement is for affirming " Y ", finish overall flow.
Yet, above-mentioned capture mode, owing to being the visual judgement that relies on operator itself fully, and according to this photo angle of experiential modification and position, therefore in its operation, need at least basic skill, and also be subject to the impact of various human factors on the whole and different result (mortality) is arranged, for example: the elderly or poor sight person, The book of Changes is not by visual type effectively and judge rightly that it enters mirror content (pattern) while taking pictures, often, through repeatedly repeatable operation, also be difficult to the program of effectively taking pictures; Moreover, common people externally light cross by force or excessively dark environment under, or under the comparatively approximate situation of described color, the decorative pattern that enters color, decorative pattern and the background of mirror content (pattern), the neither easy mirror content (pattern) that enters to the device of taking pictures is effectively grasped, also easily cause the mortality of taking pictures to increase, form the very big puzzlement in application.
Because the common capture mode of taking pictures has above-mentioned shortcoming, the inventor is the road for those shortcoming Improvements, and generation of the present invention is arranged finally.
Summary of the invention
Main purpose of the present invention is to provide a kind of method of fast setting pattern capture scope, it is when using, can be via various (image, voice or lens control signals) auxiliary, the operation sequence of pattern capture is more simplified, not only have the convenience in use, also can promote whole operating efficiency.
Another purpose of the present invention is to provide a kind of method of fast setting pattern capture scope, it is in the capture process of taking pictures, without for the pattern identification, carrying out complicated operational analysis, therefore can effectively reduce the computational load of relevant apparatus, promote whole work efficiency.
The present invention is for reaching above-mentioned purpose and effect, its technological means adopted comprises: one " photographic attachment is for a pattern capture that comprises bar code " step, be that photographic attachment by a tool operation processing unit carries out capture to a pattern with bar code, and in this bar code, have producible capture range information after understanding; One " analyzing the bar code content " program, analyze the aforementioned capture range information in bar code by described operation processing unit, and draw as calculated each border numerical value that capture is required; One " photographic attachment is integrated this border numerical value, to form the prompting of an auxiliary capture " step, after by described photographic attachment, importing each border numerical value, produce the prompt action of an auxiliary capture; One " whether the capture scope contains whole patterns " determining step, confirm whether this capture scope is complete, and fixed " N " if the result is negative repeats aforementioned " photographic attachment is for a pattern capture that comprises bar code " step; One " imaging of taking pictures " step, if the result of aforementioned " whether the capture scope contains whole patterns " determining step completes for affirming " Y " action of taking pictures.
According to said method, wherein said auxiliary capture prompt for a voice suggestion.
According to said method, wherein said photographic attachment has a display screen, and the image be presented on display screen that prompts for of aforementioned auxiliary capture is pointed out.
According to said method, wherein said auxiliary capture prompt for a lens control signal.
According to said method, the result of wherein said " whether the capture scope contains whole patterns " determining step, for negating " N ", is first carried out one " suggestion for operation is provided " step, then repeats this " photographic attachment is for a pattern capture that comprises bar code " step.
According to said method, wherein said suggestion for operation is a voice suggestion.
According to said method, wherein state photographic attachment and have a display screen, and the aforementioned operation suggestion is that an image be presented on display screen is advised.
According to said method, wherein said " suggestion for operation is provided " step and should separately be provided with one " according to angle and the position of this suggestion for operation content correction photographic attachment " step between " photographic attachment is for a pattern capture that comprises bar code " step, the operator can revise operation according to suggestion, or operating unit is in order to control lens displacement means
Towards the suggestion direction, move, or the variation of lens focus.
According to said method, wherein after described " photographic attachment is for a pattern capture that comprises bar code " step, " but the bar code whether complete identification " determining step of carrying out one, if it judgment result is that negative " N ", repeat this " photographic attachment is for a pattern capture that comprises bar code " step, if it judgment result is that " Y " certainly, carrying out should " analysis bar code content " program.
According to said method, wherein said " analyze bar code content " program comprises one " by obtaining anchor point and at least one reference length in bar code " step and a step that " obtains an orientation angle reference line in bar code " at least, and in the aforementioned bar code of cause, the capture range information defines respectively anchor point, reference length and orientation angle reference line.
According to said method, wherein said " analyzing the bar code content " program separately comprises one " resolving the capture range information in bar code " step, and one " calculating the border numerical value of capture " step, by operation processing unit, calculate each required border numerical value of capture according to aforementioned capture range information.
As for detailed structure of the present invention, application principle, effect and effect, can be understood completely with reference to the following description with the accompanying drawings:
The accompanying drawing explanation:
Fig. 1 is the operating process schematic diagram of common picked-up specific region pattern.
Fig. 2 is operational flowchart of the present invention.
Fig. 3 analyzes a possible embodiments figure of bar code content program in the present invention.
Fig. 4 analyzes another possible embodiments figure of bar code content program in the present invention.
Embodiment:
Shown in please refer to the drawing 2, method of the present invention as can be known mainly comprises: one " photographic attachment is for a pattern capture that comprises bar code " S21 step, one " but bar code whether complete identification " S22 step, one " analyzing the bar code content " P1 program, one " photographic attachment is integrated this border numerical value, to form the prompting of an auxiliary capture " the S27 step, one " whether the capture scope contains whole patterns " S28 step, one " imaging of taking pictures " S29 step, one " suggestion for operation is provided " S30 step, one " according to angle and the position of this suggestion for operation content correction photographic attachment " S31 step, and the P1 program comprises should " to analyze the bar code content ": S26 step that S25 step, that one " by obtaining anchor point and a reference length in bar code " S23 step, " obtains an orientation angle reference line " in bar code S24 step, " is resolved the capture range information in bar code " " is calculated the border numerical value of capture ".
Above steps below sequentially is described, at first, described " photographic attachment is for a pattern capture that comprises bar code " S21 step, that photographic attachment by a tool operation processing unit (as: mobile phone, i Pad, tool camera function computer or other running gear) carries out capture to a pattern with bar code (can be two-dimensional bar), wherein, in described bar code, has producible capture range information after understanding; " but bar code whether complete identification " S22 determining step through one again, if it judgment result is that negative " N ", repeat this " photographic attachment is for a pattern capture that comprises bar code " S21 step, if it judgment result is that " Y " certainly, carrying out should " analysis bar code content " P1 program.
In described " analyzing the bar code content " P1 program, first with one " by obtaining anchor point and at least one reference length in bar code " S23 step and S24 step that " obtains an orientation angle reference line in bar code ", in the aforementioned bar code of cause, the capture range information defines respectively anchor point, the required essential informations such as reference length and orientation angle reference line, sequentially carry out again and should " the capture range information in the parsing bar code " S25 step reach " the border numerical value that calculates capture " S26 step, by operation processing unit, calculate each required border numerical value of capture according to this capture range information, and correction according to need can distort, with the capture distortion that the modifying factor angle tilts or other reason was produced, to obtain each correct border numerical value.
With next, by two more representative embodiment, the application mode of above-mentioned " analyzing the bar code content " P1 program in variant form capture is described respectively:
As shown in Figure 3, it is the application aspect of a QR code be widely used, it mainly comprises: be arranged on the pattern district 1 on carrier 3, bar code area 2 two parts such as grade, wherein aforementioned pattern district 1 can be pattern, word, symbol etc., described bar code area 2 has the location division of multiple digital at the local end angle, and the capture range information of at least one confession interpretation identification (is that bar code area 2 is except each location division, the part formed by the unit lattice point of most dense arrangement), this capture range information can produce by the capture shape that to be benchmark extend to each all side of local positioning section at least and the information of border numerical value.
Because described bar code area 2 is a QR code, it is characterized in that: the three end angles, part at described bar code area 2 are respectively equipped with the first 211(upper right, location division), the second 221(upper left, location division) and the 3rd 231(lower-left, location division), and the unit lattice point of most dense arrangement (i.e. this capture range information section), and this one first, two, three location divisions 211, 221, 231 central authorities arrange respectively first, two, three anchor points 21, 22, 23, and can utilize aforementioned first, two, three anchor points 21, 22, 23 online be two adjacent reference edges, use the orientation angle reference line that defines (level or vertical), and can further confirm the upper of aforementioned bar code area 2, under, left, the all directions such as right, or utilize an avris of this bar code area 2 to be reference edge, form the orientation angle reference line of (level or vertical), this kind locate mode has many kinds, and its development is also very ripe, therefore when practical application, also can utilize alternate manner to define respectively aforementioned upper and lower, left and right all directions.
The border numerical value of described capture range information is the required relative size for calculating via many modes, for example: with the first location division 211(or the second location division 221, the 3rd location division 231 one of them) width as a reference length (also can utilize the width of bar code area 2 each unit lattice points as a full-length), with aforementioned reference length, be multiplied by respectively different scale parameters again, can obtain each required relative size (is each border numerical value, described in icon first, two, three, four size a, b, c, d), when practical application, definable by aforementioned the first anchor point 21 towards away from the second anchor point 22 directions, extending second a size b, by the second anchor point 22 towards away from the first anchor point 21 directions, extending a first size a, by this second anchor point 22 towards away from the 3rd anchor point 23 directions, extending the 3rd a size c, and one by the 3rd anchor point 23 towards away from the second anchor point 22 directions, extending the 4th a size d, by this, be able to clear and definite (rectangle) capture scope 30 that comprises at least aforementioned pattern district 1 that defines on described carrier 3.
In said structure, except being produced a reference length by aforesaid way; Also can utilize the online distance (or online distance of aforementioned second and third anchor point 22,23) of described first and second anchor point 21,22 as a reference length, only need be adjusted at each scale parameter, just can reach identical definition effect; Simultaneously, by this mode, the capture scope of other shape of definable (as: square).
As shown in Figure 4, it is the application aspect of an Aztec code, it mainly comprises: be arranged on the pattern district 1 on a carrier 3a, two parts such as bar code area 2a, wherein said pattern district 1 can be pattern, word, symbol etc., described bar code area 2a can be two-dimensional bar or other bar code with approximate construction with single location division 24a architectural feature, and the capture range information of at least one confession interpretation identification (is that bar code area 2a is except the 24a of location division, the part formed by the unit lattice point of most dense arrangement), the part that this capture range information produces by aforementioned location division 24a is that benchmark is to the capture shape of each all side extension and the information of border numerical value.
Because described bar code area 2a is an Aztec code, it is characterized in that central part has a location division 24a, and the unit lattice point of most dense arrangement (be aforementioned capture range information section), and can on aforementioned location division 24a, (central authorities) get an anchor point 241a, and take the avris of described bar code area 2a and be reference edge, use the orientation angle reference line that defines (level or vertical).
The border numerical value of described capture range information section is the required relative size for calculating via many modes; For example: using the width x(of location division 24a mono-avris or the width y of bar code area 2a mono-avris) as a reference length (width that also can bar code area 2 each unit lattice points is as a full-length), with aforementioned reference length (x or y), be multiplied by respectively different scale parameters again, can obtain each required relative size (being each border numerical value, relative size e, capture size f described in icon).
Simultaneously, the another definition of described capture range information section has the central point 301a of a capture scope, this central point 301a is that position is at distance aforementioned anchor point 241a mono-relative size e and have a relative angle h, in the present embodiment, this relative angle h is about the position of 45 degree, namely (level) orientation angle reference line by described central point 301a and central point 241a has one 45 degree angles, and can be by the outside all-round extension one capture size f of aforementioned capture central point 301a, by this, with clear and definite (circle and deflection) the capture scope 30a that comprises at least aforementioned pattern district 1 that defines on described carrier 3a.
In the present embodiment, the relative position of described anchor point 241a and central point 301a is to define with polar coordinate mode, but in practical application, the relative position of described anchor point 241a and central point 301a also can utilize the rectangular coordinate mode to be defined; Simultaneously, by this mode, can separately define the capture scope of other shape (as: polygon, multi-corner star-shape).
The border numerical value (can form a capture scope) produced via above-mentioned " analyze bar code content " P1 program, again through " the aforementioned border of a photographic attachment integration numerical value, to form the prompting of an auxiliary capture " the S27 step, after by described photographic attachment, importing each border numerical value, and can on photographic attachment, produce the prompt action of an auxiliary capture, this prompt action can be a guiding upwards, under, left, the voice suggestion of right operation, or make progress in the demonstration screen display of photographic attachment, under, left, the arrow of right operation (or showing a capture scope frame), use the effect that reaches the assist operator capture, then through one " whether the capture scope contains whole patterns " S28 determining step, whether the capture scope of confirming this by the inside automatic control system of operator or photographic means is complete contains whole patterns, if result is for affirming " Y ",, with one " imaging of taking pictures " S29 step, complete the action of taking pictures, and fixed " N " if the result is negative, sequentially carry out one " suggestion for operation is provided " S30 step, with one " according to angle and the position of this suggestion for operation content correction photographic attachment " S31 step, by this operation processing unit, produced the suggestion for operation of an auxiliary capture on photographic attachment, this suggestion for operation can be a guiding upwards, under, left, right, further, zoom out the voice suggestion of operation, or make progress in the demonstration screen display of photographic attachment, under, left, right, further, zoom out the pattern word (or showing a capture scope frame) of operation, or producing one controls signal to the automatic control system in photographic attachment, control on camera lens, under, left, right displacement or the variation of lens focus, convenient operation person or this automatic control system are according to angle and the position of this this photographic attachment of suggestion for operation correction, then, repeat again to start aforementioned " photographic attachment is for a pattern capture that comprises bar code " S21 step, until correctly complete the capture operation.
As can be known from the above mentioned, the method of fast setting pattern capture scope of the present invention really has the capture of simplification program, is easy to the identification operation, and promote the effect of whole identification efficiency, really had usability, novelty and the progressive on industry, propose the application of patent of invention in accordance with the law.
Claims (11)
1. the method for a fast setting pattern capture scope, it comprises at least:
One " photographic attachment is for a pattern capture that comprises bar code " step, be that the photographic attachment by a tool operation processing unit carries out capture to a pattern with bar code, and in aforementioned bar code, have producible capture range information after understanding;
One " analyzing the bar code content " program, analyze the aforementioned capture range information in bar code by described operation processing unit, and draw as calculated each border numerical value that capture is required;
One " photographic attachment is integrated border numerical value, to form the prompting of an auxiliary capture " step, after by described photographic attachment, importing each border numerical value, produce the prompt action of an auxiliary capture;
One " whether the capture scope contains whole patterns " determining step, confirm whether this capture scope is complete, and fixed " N " if the result is negative repeats aforementioned " photographic attachment is for a pattern capture that comprises bar code " step;
One " imaging of taking pictures " step, if the result of aforementioned " whether the capture scope contains whole patterns " determining step completes for affirming " Y " action of taking pictures.
2. the method for fast setting pattern capture scope as claimed in claim 1 is characterized in that: described auxiliary capture prompt for a voice suggestion.
3. the method for fast setting pattern capture scope as claimed in claim 1, it is characterized in that: described photographic attachment has a display screen, and described auxiliary capture prompt for an image prompting be presented on aforementioned display screen.
4. the method for fast setting pattern capture scope as claimed in claim 1, it is characterized in that: the result of described " whether the capture scope contains whole patterns " determining step is for negating " N ", first carry out one " suggestion for operation is provided " step, then repeat this " photographic attachment is for a pattern capture that comprises bar code " step.
5. the method for fast setting pattern capture scope as claimed in claim 4 is characterized in that: described suggestion for operation is a voice suggestion.
6. the method for fast setting pattern capture scope as described as claim, it is characterized in that: described photographic attachment has
One display screen, and the aforementioned operation suggestion is that an image be presented on display screen is advised.
7. the method for fast setting pattern capture scope as claimed in claim 4 is characterized in that: described auxiliary capture prompt for a lens control signal.
8. the method for fast setting pattern capture scope as claimed in claim 4 is characterized in that: described " suggestion for operation is provided " step and should separately be provided with one " according to angle and the position of this suggestion for operation content correction photographic attachment " step between " photographic attachment is for a pattern capture that comprises bar " step.
9. the method for fast setting pattern capture scope as claimed in claim 1, it is characterized in that: after described " photographic attachment is for a pattern capture that comprises bar code " step, " but the bar code whether complete identification " determining step of carrying out one, if it judgment result is that negative " N ", repeat this " photographic attachment is for a pattern capture that comprises bar code " step, if judgment result is that " Y " certainly, carrying out should " analysis bar code content " program.
10. the method for fast setting pattern capture scope as described as claim 1, it is characterized in that: described " analyze bar code content " program comprises one " by obtaining anchor point and at least one reference length in bar code " step and a step that " obtains an orientation angle reference line in bar code " at least, utilizes capture range information in bar code to define respectively anchor point, reference length and orientation angle reference line.
11. the method for fast setting pattern capture scope as described as claim 1, it is characterized in that: described " analyzing the bar code content " program separately comprises one " resolving the capture range information in bar code " step, and one " calculating the border numerical value of capture " step, by operation processing unit, calculate each required border numerical value of capture according to aforementioned capture range information.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW101124082 | 2012-07-04 | ||
| TW101124082A TW201331767A (en) | 2012-07-04 | 2012-07-04 | Method for fast setting image capturing range of pattern |
Publications (2)
| Publication Number | Publication Date |
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| CN103414850A true CN103414850A (en) | 2013-11-27 |
| CN103414850B CN103414850B (en) | 2016-12-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310271382.7A Active CN103414850B (en) | 2012-07-04 | 2013-07-01 | Method for quickly setting image capturing range of pattern |
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| Country | Link |
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| CN (1) | CN103414850B (en) |
| TW (1) | TW201331767A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104702848A (en) * | 2015-03-31 | 2015-06-10 | 小米科技有限责任公司 | Method and device for displaying framing information |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI552082B (en) * | 2013-12-26 | 2016-10-01 | 財團法人工業技術研究院 | Tour device, tour method, and structure-code-pattern generation device |
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| US6234394B1 (en) * | 1995-03-20 | 2001-05-22 | Symbol Technologies, Inc. | Triggered optical reader |
| JP2006209208A (en) * | 2005-01-25 | 2006-08-10 | Denso Wave Inc | Optical information reading device |
| CN101911094A (en) * | 2008-02-22 | 2010-12-08 | 高通股份有限公司 | Image capture device with integrated barcode scanning |
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2012
- 2012-07-04 TW TW101124082A patent/TW201331767A/en unknown
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- 2013-07-01 CN CN201310271382.7A patent/CN103414850B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6234394B1 (en) * | 1995-03-20 | 2001-05-22 | Symbol Technologies, Inc. | Triggered optical reader |
| JP2006209208A (en) * | 2005-01-25 | 2006-08-10 | Denso Wave Inc | Optical information reading device |
| CN101911094A (en) * | 2008-02-22 | 2010-12-08 | 高通股份有限公司 | Image capture device with integrated barcode scanning |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104702848A (en) * | 2015-03-31 | 2015-06-10 | 小米科技有限责任公司 | Method and device for displaying framing information |
| CN104702848B (en) * | 2015-03-31 | 2019-02-12 | 小米科技有限责任公司 | Show the method and device of framing information |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103414850B (en) | 2016-12-28 |
| TWI446189B (en) | 2014-07-21 |
| TW201331767A (en) | 2013-08-01 |
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