CN107843204A - Side slope three-dimensional deformation monitoring method and system based on monitoring level video camera - Google Patents
Side slope three-dimensional deformation monitoring method and system based on monitoring level video camera Download PDFInfo
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- CN107843204A CN107843204A CN201711026697.XA CN201711026697A CN107843204A CN 107843204 A CN107843204 A CN 107843204A CN 201711026697 A CN201711026697 A CN 201711026697A CN 107843204 A CN107843204 A CN 107843204A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/16—Measuring arrangements characterised by the use of optical techniques for measuring the deformation in a solid, e.g. optical strain gauge
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/002—Measuring arrangements characterised by the use of optical techniques for measuring two or more coordinates
Abstract
The invention discloses a kind of side slope three-dimensional deformation monitoring method and system based on monitoring level video camera, wherein, method includes：Control more CCTV camera synchronous acquisition images；More CCTV camera internal and external parameters are demarcated by total powerstation or global position system GPS；The image collected to more CCTV cameras carries out aberration correction；Image is analyzed in real time using network cloud platform, obtains side slope three-dimensional deformation, passback result is shown.The side slope three-dimensional deformation that this method can be arrived by the way that more CCTV cameras are gathered with image carries out result passback processing, improves measurement efficiency, improves the accuracy of detection, effectively reduce the generation of disaster.
Description
Technical field
The present invention relates to engineering Inspection Technique field, more particularly to a kind of side slope three-dimensional deformation based on monitoring level video camera
Monitoring method and system.
Background technology
China is the country on more mountains, and recent landslide accident takes place frequently, and not only causes substantial amounts of property loss, and
And serious threat has arrived the life security of the mankind, serious influence is caused to society.Meanwhile with the hair of China's engineering construction
Exhibition, there is substantial amounts of slope project in each department, but with the change of environment, weather, many gradual unstabilitys of side slope, produce cunning
Slope, is damaged to facilities such as road, villages and small towns, mining areas, equally seriously endangers the security of the lives and property of the mankind.Side slope refers to certainly
What is so formed has the domatic of certain slope or to ensure subgrade stability by what rock and soil layer formed, is manually done in roadbed both sides
Into it is domatic.Therefore landslide disaster prevention is very urgent, and it is one primarily and extremely heavy to turn into landslide prevention for Monitoring of Slope Deformation
The measure wanted.
At present, the technical method of domestic and international Monitoring of Slope Deformation has evolved to a higher level, from past artificial
Monitoring is gradually transitions instrument detection, and develops to high-precision automated system, specifically includes geodesic method, instrument observation
Method, GPS (Global Positioning System, global positioning system) monitoring method, synthetic aperture radar mensuration etc..
There is the defects of various in these methods, as measurement data points are few, it is difficult to reflect Landslide Deformation overall picture；Measurement accuracy is poor,
Measurement cost height etc..Close-range photogrammetry is to obtain quilt by photography (shooting) and subsequent image procossing and Photogrammetric Processing
Take the photograph a special kind of skill of target shape, size and motion state.
But Landslide Deformation is three-dimensional, it is therefore necessary to using three-dimensional camera shooting measuring method, i.e., based on binocular stereo vision
3 D deformation measuring method, still, the premise measured using the method is that measured object is entered using two (or more)
Row intersection measurement, while guarantee to demarcate the internal and external parameter of all video cameras.It is general to use in general measure
Technical grade (or measurement level) camera carries out IMAQ.Such video camera dedicated for indoor accurate measurement, although resolution ratio and
The technical parameters such as frame per second are high, good imaging quality, but integration degree is poor, and complex operation, environmental suitability is poor, and price is held high
It is expensive.It is difficult often to be applicable in external pelivimetry application out of office.Monitoring level video camera integration degree is high, suitable for field long term monitoring,
But its image quality is poor, influences measurement accuracy.At the same time, because the size of visual field is too big, (demarcation board size generally requires
Obviously can not be realized under same magnitude, side slope measuring environment with measured object size), the internal and external parameter demarcation of multiple cameras
Also can not be demarcated using traditional two-dimensional calibrations plate mode.This method seriously is limited in side slope because above-mentioned two is difficult
Application in deformation monitoring, causes that China's slope monitoring rate is extremely low, and landslide accident constantly occurs.
The content of the invention
It is contemplated that at least solves one of technical problem in correlation technique to a certain extent.
Therefore, it is an object of the present invention to propose a kind of side slope three-dimensional deformation monitoring side based on monitoring level video camera
Method, this method can improve measurement efficiency, improve the accuracy of detection, effectively reduce the generation of accident.
It is another object of the present invention to propose a kind of side slope three-dimensional DEFORMATION MONITORING SYSTEM based on monitoring level video camera.
To reach above-mentioned purpose, one aspect of the present invention embodiment proposes a kind of side slope three-dimensional based on monitoring level video camera
Deformation monitoring method, comprise the following steps：Control more CCTV camera synchronous acquisition images；Pass through total powerstation or global location
System GPS demarcates to the more CCTV camera internal and external parameters；The figure collected to the more CCTV cameras
As carrying out aberration correction；Described image is analyzed in real time using network cloud platform, side slope three-dimensional deformation is obtained, returns result
Display.
The side slope three-dimensional deformation monitoring method based on monitoring level video camera of the embodiment of the present invention, can be taken the photograph with multiple monitoring levels
Three-dimensional measurement is realized in camera networking, and crucial anchor point three-dimensional coordinate can be obtained in side slope come to more using total powerstation/GPS etc.
Video camera is demarcated, and realizes that the implementation of image calculates analysis and result passback, while carries out the judgement of Landslide Deformation grade, is carried
For the early warning of landslide disaster, measurement efficiency is improved, the accuracy of detection is improved, effectively reduces the generation of accident.
In addition, the side slope three-dimensional deformation monitoring method according to the above embodiment of the present invention based on monitoring level video camera may be used also
With with following additional technical characteristic：
Further, in one embodiment of the invention, it is described by total powerstation or the GPS to more monitoring cameras
Machine internal and external parameter is demarcated, and is further comprised：If obtained using the total powerstation or the GPS and do three in the side slope
Dimension coordinate, with reference to its pixel coordinate in each more CCTV cameras collection image, using imaging model to described
Video camera internal and external parameter is demarcated.
Further, in one embodiment of the invention, for more CCTV cameras itself deformation features
With imaging characteristic, described image is corrected using secondary and above exponent number multinomial aberration model.
Further, in one embodiment of the invention, the acquisition side slope three-dimensional deformation, passback result is shown, is entered
One step includes：Side slope three-dimensional deformation is analyzed using encryption cloud storage and cloud computing mode.
Further, in one embodiment of the invention, it is described to use encryption cloud storage and cloud computing mode side slope
3 D deformation is analyzed, and is further comprised：Described image is entered using the method based on Gray Character Matching in videographic measurment
The method that row handled and carried out using the calibrating parameters three-dimensional reconstruction is analyzed side slope three-dimensional deformation, described image
Data are stored by distributed cryptographic services device and automatic business processing, and described image sequence is interspersed among into each webserver,
Storage address is distributed by computer random, and the manager that can be only had permission checks, assuring data security.
Further, in one embodiment of the invention, in the image collected to the more CCTV cameras
The three-dimensional coordinate of the anchor point pixel coordinate and anchor point in the side slope is handled, by the pixel coordinate and very
Real three-dimensional coordinate is substituting to description world coordinate system with calculating every in the imaging equation of more CCTV camera coordinate relations
The internal and external parameter of video camera described in video camera.
To reach above-mentioned purpose, another aspect of the present invention embodiment proposes a kind of side slope three based on monitoring level video camera
DEFORMATION MONITORING SYSTEM is tieed up, including：Demarcating module, demarcated for more CCTV camera internal and external parameters；Acquisition module, for institute
State more CCTV camera Synchronization Controls and IMAQ；Processing module, for the processing of slope deforming cloud and result judgement.
The side slope three-dimensional DEFORMATION MONITORING SYSTEM based on monitoring level video camera of the embodiment of the present invention, can be taken the photograph with multiple monitoring levels
Three-dimensional measurement is realized in camera networking, and it is three-dimensional to obtain crucial anchor point in side slope using total powerstation/global position system GPS etc.
Coordinate is demarcated to multiple cameras, realizes that the implementation of image calculates analysis and result passback, while carry out Landslide Deformation
The judgement of grade, there is provided the early warning of landslide disaster, improve measurement efficiency, improve the accuracy of detection, effectively reduce the hair of accident
It is raw.
In addition, the side slope three-dimensional DEFORMATION MONITORING SYSTEM according to the above embodiment of the present invention based on monitoring level video camera may be used also
With with following additional technical characteristic：
Further, in one embodiment of the invention, the demarcating module, in addition to：The total powerstation is described
Global position system GPS data acquisition equipment and parametric solution algorithm.
Further, in one embodiment of the invention, the acquisition module, in addition to：Control unit, for more
Monitoring level video camera and synchronous triggering control device.The triggering equipment is as requested by specific frequency to each shooting
Machine is simultaneously emitted by signal so that the more CCTV cameras collect described image simultaneously.
Further, in one embodiment of the invention, the processing module, further comprises：Described image is entered
The online processing of row, obtains the side slope three-dimensional deformation field result and is back to command centre and the more CCTV cameras in real time.
The additional aspect of the present invention and advantage will be set forth in part in the description, and will partly become from the following description
Obtain substantially, or recognized by the practice of the present invention.
Brief description of the drawings
Of the invention above-mentioned and/or additional aspect and advantage will become from the following description of the accompanying drawings of embodiments
Substantially and it is readily appreciated that, wherein：
Fig. 1 is the flow according to the side slope three-dimensional deformation monitoring method based on monitoring level video camera of the embodiment of the present invention
Figure；
Fig. 2 is the side slope instrumentation plan according to one embodiment of the invention；
Fig. 3 is the stream according to the side slope three-dimensional deformation monitoring method based on monitoring level video camera of one embodiment of the invention
Cheng Tu；
Fig. 4 is the side slope three-dimensional deformation monitoring method based on monitoring level video camera according to another embodiment of the present invention
Flow chart；And
Fig. 5 is the knot according to the side slope three-dimensional DEFORMATION MONITORING SYSTEM based on monitoring level video camera of one embodiment of the invention
Structure schematic diagram.
Embodiment
Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning to end
Same or similar label represents same or similar element or the element with same or like function.Below with reference to attached
The embodiment of figure description is exemplary, it is intended to for explaining the present invention, and is not considered as limiting the invention.
The deformation of the side slope three-dimensional based on monitoring level video camera proposed according to embodiments of the present invention is described with reference to the accompanying drawings
Monitoring method and system, the side slope based on monitoring level video camera proposed according to embodiments of the present invention is described with reference to the accompanying drawings first
3 d deformation monitoring method.
Fig. 1 is the flow chart of the side slope three-dimensional deformation monitoring method based on monitoring level video camera of the embodiment of the present invention.
Comprise the following steps as shown in figure 1, being somebody's turn to do the side slope three-dimensional deformation monitoring method based on monitoring level video camera：
In step S101, more CCTV camera synchronous acquisition images are controlled.
In step s 102, more CCTV camera internal and external parameters are entered by total powerstation or global position system GPS
Rower is determined.
Further, in one embodiment of the invention, it is described that more are monitored by total powerstation or the GPS method
Video camera internal and external parameter is demarcated, and is further comprised：Obtained using the total powerstation or the GPS some in the side slope
Point three-dimensional coordinate, with reference to its pixel coordinate in each more CCTV cameras collection image, utilize imaging model pair
The more CCTV camera internal and external parameters are demarcated.
Further, in one embodiment of the invention, in the image collected to the more CCTV cameras
The three-dimensional coordinate of the anchor point pixel coordinate and anchor point in the side slope is handled, by the pixel coordinate and true three
Dimension coordinate is substituting to description world coordinate system with calculating described more in the imaging equation of more CCTV camera coordinate relations
The internal and external parameter of CCTV camera.
In step s 103, the image arrived to camera acquisition carries out aberration correction.
Further, in one embodiment of the invention, for more CCTV camera itself deformation features with into
As characteristic, image is corrected using secondary and above exponent number multinomial aberration model.
In step S104, image is analyzed in real time using network cloud platform, obtains side slope three-dimensional deformation, passback knot
Fruit shows.
Further, in one embodiment of the invention, the acquisition side slope three-dimensional deformation, passback result is shown, is entered
One step includes：Analyzed using encryption cloud storage and cloud computing mode side slope 3 D deformation.
Further, in one embodiment of the invention, it is described to use encryption cloud storage and cloud computing mode side slope
3 D deformation is analyzed, and is further comprised：Described image is entered using the method based on Gray Character Matching in videographic measurment
The method side slope 3 D deformation that row handled and carried out using calibrating parameters three-dimensional reconstruction is analyzed, and described image data pass through
Distributed cryptographic services device stores and automatic business processing, and described image sequence is interspersed among into each webserver, storage address
Distributed by computer random, the manager that can be only had permission checks, assuring data security.
For example, in one embodiment of the invention, with reference to Fig. 2 and Fig. 3：
Slope deforming shown in Fig. 1 of the embodiment of the present invention is monitored, and specific steps are as shown in figure 3, first in side slope
Some visualization measuring points are arranged, and gps data collecting device is arranged on measuring point；Secondly to controlling multiple monitoring level video cameras pair
Measuring point is taken pictures, and identifies the two-dimensional pixel coordinate of each measuring point in image；For separate unit video camera, above-mentioned pixel coordinate is used
Joint solution is carried out with the GPS three-dimensional coordinates obtained, the internal and external parameter (rotation of the video camera is obtained using optimization method
Matrix, translation matrix, equivalent focal length, distortion factor etc.)；The coordinate relation system of multiple measuring points is realized based on multiple cameras parameter
One solves, and obtains characterizing the parameter of spatial relation between multiple video cameras；Then side slope image is gathered, is transmitted through the network to
Cloud platform, the pixel coordinate of tested point in above-mentioned parameter and image is substituted into imaging equation and carries out join operation, each point is obtained and exists
Three-dimensional actual coordinate under at different moments.By the tested point three-dimensional coordinate on each time point and the three-dimensional seat of initial time tested point
Mark, which subtract each other, can calculate its displacement (deformation also referred to as come down or settling amount)；Finally, side slope three-dimensional deformation is returned
As a result and whether judgment threshold transfinites.
In another embodiment of the present invention, as shown in Figure 4：
In embodiments of the present invention, the three-dimensional coordinate acquisition modes for visualizing measuring point are replaced by whole station by the embodiment of the present invention
Instrument, it can equally realize identical function.
Wherein, for the composition of measuring system as shown in figure 4, it includes video camera internal and external parameter demarcating module, video camera is same
Step control and image capture module, the processing of slope deforming cloud and result treatment module.Wherein, video camera internal and external parameter calibration mold
Block couples with video camera Synchronization Control and image capture module, for realizing demarcation IMAQ and video camera internal and external parameter
Demarcation：In specific measurement process, the pixel coordinate of calibration point is obtained using this module, it is obtained with GPS (total powerstation)
Three-dimensional coordinate carries out joint solution, and internal and external parameter (spin matrix, the translation square of the video camera are obtained using optimization method
Battle array, equivalent focal length, distortion factor etc.)；At video camera Synchronization Control and the processing of image capture module and slope deforming cloud and result
Module couples are managed, for gathering slope deforming image, it includes image acquisition parameter and sets function (set acquisition frame rate, increase
The parameters such as benefit), image preview function (being used for preview image, adjust focal length and aperture obtains image clear, that contrast is high), figure
As storage and transfer function (being used to image is stored and transmitted to network cloud storage server).Slope deforming cloud processing with
The function of result treatment module is that above-mentioned image is analyzed and processed using cloud computing function, and displacement is calculated (also referred to as
The deformation on landslide or settling amount), finally, return to side slope three-dimensional deformation result and whether judgment threshold transfinites, carry out early warning.
The side slope three-dimensional deformation monitoring method based on monitoring level video camera proposed according to embodiments of the present invention, by multiple
Three-dimensional measurement is realized in monitoring level video camera networking, not only reduces cost, and can be utilized existing for the use such as fire monitoring
The video camera on way measures, and eliminates the trouble of instrument layout, improves the efficiency of measurement；It can be obtained using total powerstation/GPS etc.
Crucial anchor point three-dimensional coordinate is taken in side slope to be demarcated to multiple cameras, breaches the limitation of two-dimensional calibrations board size；
The high-resolution deformation analysis of the low image quality image of monitoring level video camera is realized by aberration correcting method；Imaged by monitoring level
The network data transmission feature of machine, combining encryption cloud storage and cloud computing function, it is possible to achieve the implementation of image calculate analysis and
As a result return, while carry out the judgement of Landslide Deformation grade, there is provided the early warning of landslide disaster, effectively improve measurement efficiency, improve
The accuracy of detection, effectively reduce the generation of accident.
The side slope three-dimensional based on monitoring level video camera proposed according to embodiments of the present invention referring next to accompanying drawing description deforms
Monitoring system.
Fig. 5 is that the structure of the side slope three-dimensional DEFORMATION MONITORING SYSTEM based on monitoring level video camera of one embodiment of the invention is shown
It is intended to.
As shown in figure 5, being somebody's turn to do the side slope three-dimensional DEFORMATION MONITORING SYSTEM 10 based on monitoring level video camera includes：Demarcating module 100,
Acquisition module 200 and processing module 300.
Wherein, demarcating module 100 is used for more CCTV camera internal and external parameters demarcation.Acquisition module 200 is used for described
More CCTV camera Synchronization Controls and IMAQ.Processing module 300 is used for the processing of slope deforming cloud and result judgement.This hair
The system 10 of bright embodiment can carry out result passback processing by the side slope three-dimensional deformation arrived to camera acquisition image, greatly
Measurement efficiency is improved, the accuracy of detection is improved, effectively reduces the generation of disaster.
Further, in one embodiment of the invention, the demarcating module 100 also includes：Total powerstation or the whole world are fixed
Position system gps data collecting device and parametric solution algorithm.
Further, in one embodiment of the invention, acquisition module 200 also includes：Control unit.Wherein, control
Unit is used for more monitoring level video cameras and synchronous triggering control device.The triggering equipment passes through specific frequency as requested
Signal is simultaneously emitted by each video camera so that more CCTV cameras collect image simultaneously.
Further, in one embodiment of the invention, processing module 300 further comprises：Image is carried out online
Processing, obtains the side slope three-dimensional deformation field result and is back to command centre in real time.
It should be noted that the foregoing explanation to the side slope three-dimensional deformation monitoring method embodiment based on monitoring level video camera
Illustrate the side slope three-dimensional DEFORMATION MONITORING SYSTEM based on monitoring level video camera for being also applied for the embodiment, here is omitted.
The side slope three-dimensional DEFORMATION MONITORING SYSTEM based on monitoring level video camera proposed according to embodiments of the present invention, by multiple
Three-dimensional measurement is realized in monitoring level video camera networking, not only reduces cost, and can be utilized existing for the use such as fire monitoring
The video camera on way measures, and eliminates the trouble of instrument layout, improves the efficiency of measurement；It can be obtained using total powerstation/GPS etc.
Crucial anchor point three-dimensional coordinate is taken in side slope to be demarcated to multiple cameras, breaches the limitation of two-dimensional calibrations board size；
The high-resolution deformation analysis of the low image quality image of monitoring level video camera is realized by aberration correcting method；Imaged by monitoring level
The network data transmission feature of machine, combining encryption cloud storage and cloud computing function, it is possible to achieve the implementation of image calculate analysis and
As a result return, effectively improve measurement efficiency, improve the accuracy of detection, effectively reduce the generation of accident.
In the description of the invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer ", " up time
The orientation or position relationship of the instruction such as pin ", " counterclockwise ", " axial direction ", " radial direction ", " circumference " be based on orientation shown in the drawings or
Position relationship, it is for only for ease of and describes the present invention and simplify description, rather than indicates or imply that signified device or element must
There must be specific orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are only used for describing purpose, and it is not intended that instruction or hint relative importance
Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can be expressed or
Implicitly include at least one this feature.In the description of the invention, " multiple " are meant that at least two, such as two, three
It is individual etc., unless otherwise specifically defined.
In the present invention, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " fixation " etc.
Term should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integrally；Can be that machinery connects
Connect or electrically connect；Can be joined directly together, can also be indirectly connected by intermediary, can be in two elements
The connection in portion or the interaction relationship of two elements, limited unless otherwise clear and definite.For one of ordinary skill in the art
For, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
In the present invention, unless otherwise clearly defined and limited, fisrt feature can be with "above" or "below" second feature
It is that the first and second features directly contact, or the first and second features pass through intermediary mediate contact.Moreover, fisrt feature exists
Second feature " on ", " top " and " above " but fisrt feature are directly over second feature or oblique upper, or be merely representative of
Fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " can be
One feature is immediately below second feature or obliquely downward, or is merely representative of fisrt feature level height and is less than second feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or the spy for combining the embodiment or example description
Point is contained at least one embodiment or example of the present invention.In this manual, to the schematic representation of above-mentioned term not
Identical embodiment or example must be directed to.Moreover, specific features, structure, material or the feature of description can be with office
Combined in an appropriate manner in one or more embodiments or example.In addition, in the case of not conflicting, the skill of this area
Art personnel can be tied the different embodiments or example and the feature of different embodiments or example described in this specification
Close and combine.
Although embodiments of the invention have been shown and described above, it is to be understood that above-described embodiment is example
Property, it is impossible to limitation of the present invention is interpreted as, one of ordinary skill in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, changed, replacing and modification.
Claims (10)
1. a kind of side slope three-dimensional deformation monitoring method based on monitoring level video camera, it is characterised in that comprise the following steps：
Control more CCTV camera synchronous acquisition images；
The more CCTV camera internal and external parameters are demarcated by total powerstation or global position system GPS；
The image collected to the more CCTV cameras carries out aberration correction；And
Described image is analyzed in real time using network cloud platform, obtains side slope three-dimensional deformation, passback result is shown.
2. the side slope three-dimensional deformation monitoring method based on monitoring level video camera according to claim 1, it is characterised in that described
The more CCTV camera internal and external parameters are demarcated by total powerstation or the global position system GPS, further
Including：
If obtained using the total powerstation or the GPS and do three-dimensional coordinate in the side slope, with reference to it at each described more
Pixel coordinate in CCTV camera collection image, is carried out using imaging model to the more CCTV camera internal and external parameters
Demarcation.
3. the side slope three-dimensional deformation monitoring method based on monitoring level video camera according to claim 1, it is characterised in that be directed to
More CCTV camera itself deformation features and imaging characteristic, use secondary and above exponent number multinomial aberration model pair
Described image is corrected.
4. the side slope three-dimensional deformation monitoring method according to claim 1 based on monitoring level video camera, it is characterised in that institute
State and obtain side slope three-dimensional deformation, passback result is shown, is further comprised：
Side slope three-dimensional deformation is analyzed using encryption cloud storage and cloud computing mode.
5. the side slope three-dimensional deformation monitoring method according to claim 4 based on monitoring level video camera, it is characterised in that institute
State and analyzed using encryption cloud storage and cloud computing mode side slope 3 D deformation, further comprised：
The calibrating parameters are handled described image and utilized using the method based on Gray Character Matching in videographic measurment
The method for carrying out three-dimensional reconstruction is analyzed side slope three-dimensional deformation, and described image data pass through distributed cryptographic services device
Storage and automatic business processing, each webserver is interspersed among by described image sequence, and storage address is distributed by computer random,
The manager that can be only had permission checks, assuring data security.
6. the side slope three-dimensional deformation monitoring method according to claim 2 based on monitoring level video camera, it is characterised in that right
The anchor point pixel coordinate in the image that the more CCTV cameras collect with the side slope anchor point it is described
Three-dimensional coordinate is handled, and the pixel coordinate is substituting into description world coordinate system with true three-dimension coordinate takes the photograph with more monitoring
The internal and external parameter of the more CCTV cameras is calculated in the imaging equation of camera coordinate relation.
A kind of 7. side slope three-dimensional DEFORMATION MONITORING SYSTEM based on monitoring level video camera, it is characterised in that including：
Demarcating module, demarcated for more CCTV camera internal and external parameters；
Acquisition module, for the more CCTV camera Synchronization Controls and IMAQ；And
Processing module, for the processing of slope deforming cloud.
8. the side slope three-dimensional DEFORMATION MONITORING SYSTEM according to claim 7 based on monitoring level video camera, it is characterised in that institute
Demarcating module is stated, in addition to：The total powerstation or the global position system GPS data acquisition equipment and parametric solution algorithm.
9. the side slope three-dimensional DEFORMATION MONITORING SYSTEM according to claim 7 based on monitoring level video camera, it is characterised in that institute
Acquisition module is stated, in addition to：
Control unit, for more monitoring level video cameras and synchronous triggering control device.The triggering equipment passes through as requested
Specific frequency is simultaneously emitted by signal to each video camera so that the more CCTV cameras collect the figure simultaneously
Picture.
10. the side slope three-dimensional DEFORMATION MONITORING SYSTEM according to claim 7 based on monitoring level video camera, it is characterised in that
The processing module, further comprises：Described image is handled online, obtains the side slope three-dimensional deformation field result in real time
And it is back to command centre and the more CCTV cameras.
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