CN104298991A - Method for extracting information of corner stamp - Google Patents
Method for extracting information of corner stamp Download PDFInfo
- Publication number
- CN104298991A CN104298991A CN201410524786.7A CN201410524786A CN104298991A CN 104298991 A CN104298991 A CN 104298991A CN 201410524786 A CN201410524786 A CN 201410524786A CN 104298991 A CN104298991 A CN 104298991A
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- 238000000034 method Methods 0.000 title claims abstract description 27
- 230000001360 synchronised effect Effects 0.000 claims description 6
- 238000004364 calculation method Methods 0.000 description 2
- 238000012795 verification Methods 0.000 description 2
- 238000000151 deposition Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V10/00—Arrangements for image or video recognition or understanding
- G06V10/40—Extraction of image or video features
- G06V10/44—Local feature extraction by analysis of parts of the pattern, e.g. by detecting edges, contours, loops, corners, strokes or intersections; Connectivity analysis, e.g. of connected components
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T3/00—Geometric image transformations in the plane of the image
- G06T3/40—Scaling of whole images or parts thereof, e.g. expanding or contracting
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V10/00—Arrangements for image or video recognition or understanding
- G06V10/20—Image preprocessing
- G06V10/25—Determination of region of interest [ROI] or a volume of interest [VOI]
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- Engineering & Computer Science (AREA)
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- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Multimedia (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Editing Of Facsimile Originals (AREA)
- Processing Or Creating Images (AREA)
Abstract
The invention discloses a method for extracting information of a corner stamp. The method includes the steps of preliminarily calculating the preliminary zoom scale M1 of an entity object by calculating the length and the width of a rectangular region where text contents of a template-set unique identity object contained by the entity object of a drawing exist, then calculating the length L1 and the width H1 of an inner frame of the entity object, further calculating the length L3 of an outer frame through the length L1 of the inner frame under the condition that the inner frame is effective, calculating the zoom scale M2 of the entity object according to the length L1 of the inner frame and the length L3 of the outer frame, and obtaining the information of the corner stamp if the zoom scale M1 and the zoom scale M2 are coincident. The method has the advantages that the zoom scales of a sheet are calculated, and then the information of the corner stamp is read with the coordinate positioning method; by means of the method, the information obtaining accuracy can be guaranteed, and it can be further guaranteed that the sheet can meet standard specification requirements.
Description
Technical field
The present invention relates to a kind of angle stamp information extracting method.
Background technology
Key message in map file is all kept in the seal of angle, and angle seal includes the information such as designing unit, project name, file number, specialty, designer.Designer and archive office personnel, when submitting to drawing and filing, need manual examination (check) designing unit, project name, bullets, file number whether to fill out mistake.If do not made mistakes, archive office personnel also need the information such as specialty, designer to be manually input in system, greatly and easily make mistakes, whether size and the putting position of depositing text unit lattice meet normal place to workload simultaneously, be difficult to artificial visual check out.
Prior art mainly through the keyword search place cell location of template sets and region, then reads the data in this cell, although can get data, this mode still exists a lot of problem in actual use:
(1) cell of store data is not intended to be elongated or widen, although can obtain data content, whether cannot meet relevant criterion requirement by judging unit lattice putting position;
(2) if cell does not have the key word of key word or repetition just to there will be identification error, the data of designating unit lattice cannot absolutely successfully be obtained;
(3) complicated operation and need to make multiple template.
Summary of the invention
In order to overcome the shortcoming of prior art, the invention provides a kind of angle stamp information extracting method, not only can information in the seal of Obtaining Accurate angle, can also ensure that map sheet meets Specification requirement, with the workload reducing designer, archive office file personnel proofread drawing, increase work efficiency and effectively reach related request standard.
The technical solution adopted in the present invention is: a kind of angle stamp information extracting method, comprises the steps:
The template file of the first step, choice criteria, obtains the relevant information and data that will identify;
Second step, the DWG drawing file selecting needs to verify;
Entity object in 3rd step, traversal drawing file;
4th step, judge whether entity object comprises the unique identification object of template sets: if contained, then enter next step, otherwise return the 3rd step;
5th step, the length calculating the rectangular area at the word content place of this unique identification object and width;
6th step, tentatively judge whether this entity object has carried out qualified synchronous convergent-divergent:
If the width that the length of this unique identification region outer rim and the ratio of the outer figure frame length of the distinguished name of template sets equal this unique identification region outer rim is equal with the ratio of the outer figure width of frame of the distinguished name of template sets, then this entity object of preliminary proof has carried out qualified synchronous convergent-divergent, and this ratio is defined as preliminary scaling M1, then enter next step; Otherwise return the 3rd step;
7th step, the length L1 calculating the interior frame of this entity object and width H1;
8th step, judge that whether the interior frame of this entity object is effective:
Judge whether to meet L1=L2*M1 and H1=H2*M1 simultaneously, wherein: L2 is the interior figure frame length of template sets, outer figure frame length-n-m, the n of L2=template sets be template sets inside and outside picture frame on the left of distance; The inside and outside picture frame of template sets is right, upper and lower lateral extent is equal, is m; H2 is the outer figure width of frame of template sets, the outer figure width of frame-2m of H2=template sets; If so, then illustrate that this rectangular area, entity object place inner edge frame meets the requirements, then enter next step, otherwise return the 3rd step;
In 9th step, this entity object of being calculated by the 7th step, frame calculates the length L3 of outer rim;
Inside and outside tenth step, this entity object of calculating according to the 7th step and the 9th step, frame length calculates the scaling M2 of this entity object:
M2＝(L3-L1-m)/n
11 step, judge that whether the scaling M2 that preliminary scaling M1 and the tenth step calculate is equal:
If equal, then illustrate that this entity object has carried out qualified convergent-divergent, and determine that scaling is M2, then enter next step; Otherwise return the 3rd step;
12 step, acquisition angle stamp information;
13 step, judge whether the process completing all entity objects, if completed, then enter the 13 step, otherwise return the 3rd step;
14 step, complete the verifying function of DWG file, generate directoryof.
Compared with prior art, good effect of the present invention is: by calculating the scaling of map sheet, read by the method diagonal angle stamp information of coordinate setting again, pass through the inventive method, not only can guarantee information obtain correctness, can also ensure that map sheet can meet standard criterion requirement, main efficacy results have following some:
1, the efficiency of drawing verification is improved: originally verifying 10 width drawings by manual type needs cost about 120 minutes, only needs 10 seconds now;
2, improve the accuracy of drawing verification: contrast desk checking mode, can human negligence be avoided, the fault rate of check and correction can be reduced; Contrast other computer check technology, the present invention, by coordinate setting mode, obtains the key message in the seal of angle, can further improve the accuracy obtaining angle stamp information.
Accompanying drawing explanation
Examples of the present invention will be described by way of reference to the accompanying drawings, wherein:
Fig. 1 is the process flow diagram of the inventive method.
Embodiment
A kind of angle stamp information extracting method, comprises the steps:
The template file of the first step, choice criteria, obtains the relevant information and data that will identify;
Second step, the DWG drawing file selecting needs to verify;
Entity object in 3rd step, traversal drawing file;
4th step, judge whether entity object comprises the unique identification object of template sets:
The entity type of the unique identification object of template sets can be single file text, multiline text or block, if entity object contains the word content of this unique identification object, then enters next step, otherwise returns the 3rd step;
5th step, calculate the rectangular area at the word content place of this unique identification object:
Search lower-left point A and the upper right point B of this rectangular area, uniquely identified word place outer rim, obtain the coordinate (Xa, Ya) of lower-left point and the coordinate (Xb, Yb) of upper right point; Then by calculating length and the width of this entity object outer rim, concrete computing method are as follows:
Length=the Xb-Xa of rectangular area outer rim;
Width=Y the b-Ya of rectangular area outer rim;
6th step, tentatively judge whether this entity object has carried out qualified synchronous convergent-divergent:
If the width that the length of this unique identification region outer rim and the ratio of the outer figure frame length of the distinguished name of template sets equal this unique identification region outer rim is equal with the ratio of the outer figure width of frame of the distinguished name of template sets, then this entity object of preliminary proof has carried out qualified synchronous convergent-divergent, and this ratio is defined as preliminary scaling M1, then enter next step; Otherwise return the 3rd step;
7th step, calculate the size of the interior frame of this entity object:
Search lower-left point C and the upper right point D of the interior frame of this entity object, obtain the coordinate (Xc, Yc) of lower-left point and the coordinate (Xd, Yd) of upper right point; Then by calculating length and the width of frame in this entity object, concrete computing method are as follows:
The length L1=Xd-Xc of interior frame;
The width H1=Y d-Yc of interior frame;
8th step, judge that whether the interior frame of this entity object is effective:
Judge whether to meet L1=L2*M1 and H1=H2*M1 simultaneously, wherein: L2 is the interior figure frame length of template, the outer figure frame length-n-m of L2=template sets, wherein: n be template sets inside and outside picture frame on the left of distance; The inside and outside picture frame of template sets is right, upper and lower lateral extent is equal, is m; H2 is the outer figure width of frame of template sets, the outer figure width of frame-2m of H2=template sets;
If so, then illustrate that this rectangular area, entity object place inner edge frame meets the requirements, then enter next step, otherwise return the 3rd step.
9th step, calculate the size of outer rim by obtaining frame in this entity object:
Search lower-left point E and the upper right point F of the outer rim of this entity object, obtain the lower-left point coordinate of outer rim for (Xe, Ye), the upper right point coordinate of outer rim is (Xf, Yf), then the length L3=Xf-Xe of outer rim, the width H3=Yf-Ye of outer rim.Then;
Tenth step, calculate the scaling M2 of this entity object according to housing in this entity object:
M2=(L3-L1-m)/n, wherein: L3 is the length of the outer rim of this entity object that the 9th step obtains, L1 is the length of the interior frame of this entity object that step 7 obtains, m be template sets distinguished name inside and outside distance on the right side of picture frame; N be template sets distinguished name inside and outside distance on the left of picture frame.
11 step, judge that whether preliminary scaling M1 is equal with the tenth step scaling M2:
If equal, then illustrate that this entity object has carried out qualified convergent-divergent, and determine that scaling is M2, then enter next step; Otherwise return the 3rd step;
12 step, acquisition angle stamp information, first read identified region lower-left point and the upper right point of template sets, coordinate figure of each point is multiplied with map sheet scaling M2, obtains new identified region lower-left point and upper right point.Just can obtain the value in this region of angle seal according to new identified region, then intercept word (comprise prefix, suffix, the comprise) value of setting, obtain the value that finally will obtain.
13 step, judge whether the process completing all entity objects, if completed, enter the 13 step, otherwise return the 3rd step.
14 step, complete the verifying function of DWG file, generate directoryof.
Claims (5)
1. an angle stamp information extracting method, is characterized in that: comprise the steps:
The template file of the first step, choice criteria, obtains the relevant information and data that will identify;
Second step, the DWG drawing file selecting needs to verify;
Entity object in 3rd step, traversal drawing file;
4th step, judge whether entity object comprises the unique identification object of template sets: if contained, then enter next step, otherwise return the 3rd step;
5th step, the length calculating the rectangular area at the word content place of this unique identification object and width;
6th step, tentatively judge whether this entity object has carried out qualified synchronous convergent-divergent:
If the width that the length of this unique identification region outer rim and the ratio of the outer figure frame length of the distinguished name of template sets equal this unique identification region outer rim is equal with the ratio of the outer figure width of frame of the distinguished name of template sets, then this entity object of preliminary proof has carried out qualified synchronous convergent-divergent, and this ratio is defined as preliminary scaling M1, then enter next step; Otherwise return the 3rd step;
7th step, the length L1 calculating the interior frame of this entity object and width H1;
8th step, judge that whether the interior frame of this entity object is effective:
Judge whether to meet L1=L2*M1 and H1=H2*M1 simultaneously, wherein: L2 is the interior figure frame length of template sets, outer figure frame length-n-m, the n of L2=template sets be template sets inside and outside picture frame on the left of distance; The inside and outside picture frame of template sets is right, upper and lower lateral extent is equal, is m; H2 is the outer figure width of frame of template sets, the outer figure width of frame-2m of H2=template sets; If so, then illustrate that this rectangular area, entity object place inner edge frame meets the requirements, then enter next step, otherwise return the 3rd step;
In 9th step, this entity object of being calculated by the 7th step, frame calculates the length L3 of outer rim;
Inside and outside tenth step, this entity object of calculating according to the 7th step and the 9th step, frame length calculates the scaling M2 of this entity object:
M2＝(L3-L1-m)/n
11 step, judge that whether the scaling M2 that preliminary scaling M1 and the tenth step calculate is equal:
If equal, then illustrate that this entity object has carried out qualified convergent-divergent, and determine that scaling is M2, then enter next step; Otherwise return the 3rd step;
12 step, acquisition angle stamp information;
13 step, judge whether the process completing all entity objects, if completed, then enter the 13 step, otherwise return the 3rd step;
14 step, complete the verifying function of DWG file, generate directoryof.
2. a kind of angle according to claim 1 stamp information extracting method, it is characterized in that: the method for the length and width that calculate the rectangular area at the word content place of this unique identification object described in the 5th step is: the lower-left point A and the upper right point B that search rectangular area, the word place outer rim of this unique identification object, obtain the coordinate (Xa of lower-left point, and the coordinate (Xb, Yb) of upper right point Ya); Then be calculated as follows:
Length=the Xb-Xa of rectangular area outer rim;
Width=the Yb-Ya of rectangular area outer rim.
3. a kind of angle according to claim 1 stamp information extracting method, it is characterized in that: the method for the length L1 and width H1 that calculate the interior frame of this entity object described in the 7th step is: the lower-left point C and the upper right point D that search the interior frame of this entity object, obtain the coordinate (Xc of lower-left point, and the coordinate (Xd, Yd) of upper right point Yc); Then be calculated as follows:
The length L1=Xd-Xc of interior frame;
The width H1=Y d-Yc of interior frame.
4. a kind of angle according to claim 1 stamp information extracting method, it is characterized in that: the method calculating the length L3 of outer rim described in the 9th step is: the lower-left point E and the upper right point F that search the outer rim of this entity object, the lower-left point coordinate obtaining outer rim is (Xe, Ye), the upper right point coordinate of outer rim is (Xf, Yf), then the length L3=Xf-Xe of outer rim.
5. a kind of angle according to claim 1 stamp information extracting method, it is characterized in that: the method obtaining angle stamp information described in the 12 step is: the identified region lower-left point and the upper right point that first read template sets, then each coordinate figure put is multiplied with map sheet scaling M2, obtains new identified region lower-left point and upper right point; Intercept the literal value that new identified region is arranged again, obtain the value that finally will obtain.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201410524786.7A CN104298991B (en) | 2014-10-09 | 2014-10-09 | A kind of angle stamp information extracting method |
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| CN201410524786.7A CN104298991B (en) | 2014-10-09 | 2014-10-09 | A kind of angle stamp information extracting method |
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| CN104298991A true CN104298991A (en) | 2015-01-21 |
| CN104298991B CN104298991B (en) | 2017-08-25 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107861931A (en) * | 2017-11-02 | 2018-03-30 | 金蝶软件（中国）有限公司 | Template file processing method, device, computer equipment and storage medium |
| CN110866457A (en) * | 2019-10-28 | 2020-03-06 | 世纪保众(北京)网络科技有限公司 | Electronic insurance policy obtaining method and device, computer equipment and storage medium |
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Cited By (3)
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| CN107861931A (en) * | 2017-11-02 | 2018-03-30 | 金蝶软件（中国）有限公司 | Template file processing method, device, computer equipment and storage medium |
| CN107861931B (en) * | 2017-11-02 | 2021-07-30 | 金蝶软件（中国）有限公司 | Template file processing method and device, computer equipment and storage medium |
| CN110866457A (en) * | 2019-10-28 | 2020-03-06 | 世纪保众(北京)网络科技有限公司 | Electronic insurance policy obtaining method and device, computer equipment and storage medium |
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| CN104298991B (en) | 2017-08-25 |
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Effective date of registration: 20210209 Address after: 100007 No. 9 North Main Street, Dongcheng District, Beijing, Dongzhimen Patentee after: CHINA NATIONAL PETROLEUM Corp. Patentee after: CHINA PETROLEUM ENGINEERING & CONSTRUCTION Corp. Address before: No. 6, Sichuan hi tech Zone, sublime Road, Chengdu, Sichuan Patentee before: CHINA PETROLEUM ENGINEERING & CONSTRUCTION Corp. |
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