CN117294942A - Method and system for rechecking illegal land parcels by land law enforcement management - Google Patents
Method and system for rechecking illegal land parcels by land law enforcement management Download PDFInfo
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/695—Control of camera direction for changing a field of view, e.g. pan, tilt or based on tracking of objects
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/63—Control of cameras or camera modules by using electronic viewfinders
- H04N23/631—Graphical user interfaces [GUI] specially adapted for controlling image capture or setting capture parameters
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/66—Remote control of cameras or camera parts, e.g. by remote control devices
- H04N23/661—Transmitting camera control signals through networks, e.g. control via the Internet
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/02—Services making use of location information
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Abstract
The application provides a method and a system for rechecking illegal plots by land law enforcement management, wherein the method comprises the following steps: step one: accessing map service data; step two: accessing the space data of the illegal land, and carrying out coordinate transformation on the space data of the illegal land; step three: acquiring the position of the mobile terminal in real time, performing coordinate transformation on the position of the mobile terminal, and acquiring the shooting position and the shooting direction of shooting during inspection; step four: shooting the land parcels by using the mobile terminal, and recording shooting positions and shooting directions; step five: calculating the shooting position and the shooting direction in the rechecking based on the shooting position and the shooting direction of shooting in the checking in the step four; according to the method and the device, the high correlation degree between the shooting position and the shooting direction in the review and the shooting position and the shooting direction in the review can be ensured, the shooting position and the shooting angle of the shooting in the review are ensured to be approximately the same, the comparison between the photos taken in the review and the photos taken in the review are facilitated, and the review result data is more true and reliable.
Description
Technical Field
The application relates to the technical field of illegal land parcel review, in particular to a land law enforcement management illegal land parcel review method and system.
Background
Along with the development of mobile internet and information technology, a new mobile law enforcement and supervision management system is created by combining law enforcement and supervision with the mobile internet, and a technical scheme is provided in the mobile law enforcement and supervision management system with the Chinese patent application number of 202211153727.4, which comprises the following steps: s101: the method comprises the steps that a law enforcement and inspection personnel find out suspected illegal conditions in the daily inspection process, and mobile terminals timely acquire basic information for recording suspected cases, wherein the basic information comprises information such as administrative areas where the cases are located, case sources, illegal main body categories, illegal building starting time, addresses, illegal parties, illegal types, illegal current situations, preliminary judgment places, illegal land areas, land approval material numbers, land approval material photos, notice photos, local office or not; s102: acquiring a scene shot photo through a mobile terminal, and uploading the shot photo at the same time; in the application of the invention, the comprehensive management mode of 'on-the-fly, on-ground sun-drying, on-line management, crowd reporting and video detection' is formed by combining mobile law enforcement, guard sheet law enforcement and remote law enforcement with the traditional law enforcement work, so that time and labor are saved, the case processing efficiency is improved, and the case setting rate is improved.
However, the processing of illegal plots is not generally a kick-on matter, and the illegal plots can be finalized by later modification of the principal and review by staff. In the prior art, for the case of review, there are generally two ways: one is traditional manual review, and the other is combined with the Internet and law enforcement supervision.
The mode work efficiency that internet and law enforcement supervision combined together is high, and the law enforcement review in-process needs staff to shoot the uploading. However, if the initial inspection (check), the two shooting positions before and after the review, and the shooting angles are different, the current situation of the land block and the corrected result cannot be truly and accurately reflected by the reviewed photo, and the review result is inaccurate.
Therefore, a new technical solution is needed to solve the above technical problems.
Disclosure of Invention
The application provides a method for rechecking illegal plots by land law enforcement management, which comprises the following steps:
step one: accessing map service data as a basic base map;
step two: accessing space data of illegal plots, carrying out coordinate conversion on the illegal plot data according to a coordinate system of map service, and using the space data for locating the positions of the illegal plots and calculating the shooting range of the illegal plots during inspection;
step three: acquiring the position of the mobile terminal in real time according to a positioning system, and performing coordinate conversion on the position of the mobile terminal according to a coordinate system of a map service, wherein the coordinate conversion is used for acquiring a shooting position and a shooting direction of shooting during inspection;
step four: shooting the land parcels by using the mobile terminal, and automatically recording parameters such as shooting positions, shooting directions and the like;
step five: based on the shooting position and the shooting direction of shooting in the step four, the preset shooting position and the shooting direction in the process of rechecking are calculated, and the actual shooting position and the actual shooting direction of the shooting mobile terminal in the process of rechecking are ensured to be within the error range of the shooting position and the shooting direction of shooting in the process of checking in the step four, so that the accuracy of rechecking results is ensured.
As a preferred scheme, the method further comprises the step six: shooting in the process of review, judging whether the actual shooting position in the process of review is in the calculated preset shooting position, judging whether the actual shooting direction in the process of review is in the calculated preset shooting direction, if the actual shooting position in the process of review is in the calculated preset shooting position and the actual shooting direction is in the calculated preset shooting direction, jumping to a shooting interface for shooting, and automatically recording the current shooting position and shooting direction; if the actual shooting position is not in the calculated preset shooting position or the actual shooting direction is not in the calculated preset shooting direction, shooting cannot be performed, and corresponding prompt information is automatically given; when the shooting position is not in the preset shooting position obtained through calculation, reminding that the current position is not in the shooting position; when the shooting direction is not in the calculated preset shooting direction, reminding that the current shooting direction has deviation from the shooting direction in the checking process.
When the actual shooting position is not in the calculated preset shooting position, the current position is reminded not to be in the preset shooting position, and the map interface is jumped to display the preset shooting position and the current positioning position which meet the regulations, so that the offset direction and the distance between the preset shooting position and the current positioning position are conveniently checked for correction.
When the actual shooting direction is not in the calculated preset shooting direction, the method reminds that the current shooting direction is larger in deviation from the shooting direction in checking, and jumps to the shooting direction in checking and the current shooting direction displayed on a map interface, so that the deviation between the current shooting direction and the shooting direction is convenient to check for correction.
In the third step, the position of the mobile terminal is obtained in real time according to the positioning system, and the navigation route during the inspection is generated based on the position of the mobile terminal and the space data planning of the illegal land.
In the fifth step, the position of the mobile terminal is obtained in real time according to the positioning system, and the navigation route in rechecking is generated based on the position of the mobile terminal and the space data planning of the illegal land.
As a preferable scheme, accessing space data of an illegal land block in the second step, performing coordinate conversion on the space data of the illegal land block according to a coordinate system of a map service, and superposing and displaying the data, wherein the space data comprises a photo taken during inspection, a shooting direction and a shooting position during inspection, a photo taken during review, a shooting direction and a shooting position during review, and a current positioning position of a mobile terminal; the current positioning position of the mobile terminal is displayed through a popup window on the map.
As a preferable scheme, the displaying of the shot photo at the time of examination, the shot direction and the shot position at the time of examination, the shot photo at the time of review, the shot direction and the shot position at the time of review, the popup window of the current positioning position of the mobile terminal on the map specifically comprises the following steps:
displaying the photos taken during the examination and the photos taken during the review on a popup window on the map;
drawing and displaying a range line and a field shooting range of the illegal land block on a map;
and drawing and displaying the shooting position and shooting direction of the photo during inspection on a map, and rechecking the shooting position and shooting direction of the photo.
As a preferred embodiment, the first step includes the following steps:
step 1.1: the custom photographing control is embedded into a custom map container;
step 1.2: processing map service slice data according to the map container specification, and adding the map service slice data into a map container as a custom layer;
step 1.3: and acquiring a coordinate system of the map service as a unified standard for coordinate conversion of illegal land space data and mobile terminal positioning data in the subsequent step.
As a preferable scheme, the second step comprises the following steps:
step 2.1: according to the coordinate system in the map service data, carrying out coordinate conversion on the space data of the illegal land parcels;
step 2.2: converting the space data of the illegal land into a custom layer and adding the custom layer into a map container;
step 2.3: the boundary line of the illegal land is extracted and set as a shooting range fence;
step 2.4: and according to the external rectangle of the boundary of the illegal land, calculating a range center point as the position of the illegal land.
As a preferred embodiment, the center of the range serves as a navigation end point.
As a preferable scheme, the calculation method of step 2.4 is as follows: counting the vertexes of all illegal plots, comparing and obtaining the maximum X coordinate, the maximum Y coordinate, the minimum X coordinate and the minimum Y coordinate of all vertexes, drawing an external rectangle and a rectangle center point by a vertex method, wherein the rectangle center point is the illegal plot position.
As a preferred solution, the rectangular center point is used as the navigation end point.
As a preferable scheme, the method for calculating the shooting range of the illegal land in the second step comprises the following steps: the open application programming interface converts the space data of the illegal land into surface elements and creates a surface element buffer area according to the radius parameters of the buffer area, wherein the surface elements and the surface element buffer area are the shooting range of the illegal land during inspection.
As a preferable scheme, the capturing direction in the third step is obtained by: and acquiring the direction of the mobile terminal camera by a direction sensor of the mobile terminal, wherein the direction of the mobile terminal camera is the shooting direction of shooting during inspection.
As a preferable mode, the capturing direction obtaining method includes the following steps:
step 3.1: acquiring an azimuth angle of the mobile terminal by using a direction sensor of the mobile terminal;
step 3.2: acquiring a pitch angle of the mobile terminal by using a direction sensor of the mobile terminal;
step 3.3: acquiring a rolling angle of the mobile terminal by using a direction sensor of the mobile terminal;
step 3.4: and calculating the direction corresponding to the camera at the mobile end according to the azimuth angle of the mobile end, the pitch angle of the mobile end and the rolling angle of the mobile end.
As a preferable scheme, before photographing the land parcels by using the mobile terminal and recording the photographing position and the photographing direction, determining whether the actual photographing position during inspection is within the photographing range of the illegal land parcels based on the photographing range calculated in the second step and the position coordinates of the mobile terminal obtained in the third step, and if the actual position of the mobile terminal is within the photographing range of the illegal land parcels, jumping to a photographing interface to photograph and recording the current photographing position and the current photographing direction; and if the actual position of the mobile terminal is not in the shooting range of the illegal land, reminding that the current position is not in the shooting range.
In the fourth step, the shooting direction and the shooting position of the camera at the mobile terminal are dynamically displayed and checked when the small map window is added to the shooting interface.
As a preferable scheme, if the actual shooting position of the mobile terminal is not in the shooting range of the illegal land during inspection, the mobile terminal reminds that the current position is not in the shooting range, and jumps to the position where the map interface displays the shooting position and the current positioning position which meet the regulations, so that the deviation between the shooting position and the current positioning position is conveniently checked for correction.
As a preferred scheme, the fifth step comprises the following steps:
step 5.1: the method comprises the steps that when a small map window is added to a shooting interface to dynamically display and check shooting directions and shooting positions of cameras at a mobile terminal;
step 5.2: according to the shooting position and the shooting direction in the checking, calculating the shooting position and the shooting direction in the rechecking and shooting;
step 5.3: the field photographs taken during inspection and review, the photographing positions and photographing directions of the photographs taken during the review are displayed on the map, and the field photographing data during the inspection and review can be checked through the data type button switch.
As a preferable mode, the calculation method of the shooting position of the review in step 5.2 is as follows: the open application programming interface creates a circular buffer area according to the checking shooting position and the radius of the buffer area, namely the shooting position during rechecking; the method for calculating the rechecking shooting angle is to calculate the rechecking shooting direction according to the offset angle parameter and the checking shooting direction, and the shooting direction of the rechecking is obtained by adding the offset angle to the clockwise direction and the anticlockwise direction on the basis of the checking shooting direction angle.
As a preferred scheme, the space data of the illegal land areas support the following formats: SHP format plane data, 3 or more ordered point sets, GEOJSON format plane data.
As a preferable scheme, the positioning system adopts GPS or Beidou positioning.
As a preferred aspect, the direction sensor includes at least one of an accelerometer, a magnetometer, and an electronic gyroscope.
As a preferable scheme, the mobile terminal comprises at least one of a smart phone, a tablet and a smart watch.
A land enforcement management-illegal land parcel review system comprising:
and a shooting module: shooting illegal plots;
and a positioning module: the camera is used for positioning the position of the mobile terminal and the direction of the camera of the mobile terminal;
and the data access module is used for: the system is used for accessing map service data, space data of illegal plots and mobile terminal positioning data;
and a data processing module: the map service data, the space data of illegal plots and the mobile terminal positioning data are subjected to coordinate system conversion unification and are used for superposition and display of the data;
the calculation module: according to the space data of the illegal plots accessed by the data access module, the navigation of the mobile terminal positioning data during inspection and/or review, the shooting range of the illegal plots during inspection, the shooting positions of the illegal plots during inspection and review, and the shooting directions of the illegal plots during inspection and review are calculated;
and a judging module: for determining whether the photographing position at the time of inspection meets the specification, and for determining whether the photographing position and the photographing direction at the time of review meet the specification;
as a preferred scheme, the display device further comprises a display module: displaying the field photo shot during inspection, displaying the shooting position and shooting direction of the illegal land block during inspection, the field photo shot during review, the shooting position and shooting direction of the illegal land block during review and the real-time position of the mobile terminal.
As a preferable scheme, the method for calculating the shooting range of the illegal land block during inspection comprises the following steps: the open application programming interface converts the space data of the illegal land into surface elements and creates a surface element buffer area according to the radius parameters of the buffer area, wherein the surface elements and the surface element buffer area are the shooting range of the illegal land during inspection.
As a preferable scheme, the method for calculating the shooting angle of the illegal land block during inspection comprises the following steps: the azimuth angle of the mobile terminal, the pitch angle of the mobile terminal and the rolling angle of the mobile terminal are obtained by using a direction sensor of the mobile terminal, and the direction corresponding to the camera is calculated according to the azimuth angle of the mobile terminal, the pitch angle of the mobile terminal and the rolling angle of the mobile terminal.
As a preferable scheme, the method for calculating the shooting position of the illegal land block during the rechecking is as follows: the open application programming interface creates a circular buffer area according to the checked shooting position and the radius of the buffer area to obtain the shooting position when the check is performed.
As a preferable scheme, the method for calculating the shooting angle of the illegal land block during the rechecking is as follows: and calculating the shooting direction in the recheck according to the offset angle parameter and the shooting direction in the check, and respectively adding the offset angle to the clockwise direction and the anticlockwise direction on the basis of the angle of the shooting direction in the check to obtain the shooting direction in the recheck.
As a preferred aspect, the offset angle is greater than 0 degrees and less than 180 degrees.
The method comprises the steps of rechecking illegal plots by a method of combining shooting with map real-time, accessing map service data, setting real-time position points of a current mobile terminal as shooting positions, accessing space data of the illegal plots, simultaneously obtaining shooting ranges of the illegal plots, determining allowed shooting positions according to the shooting ranges of the illegal plots, and opening shooting rights when the shooting ranges are within the shooting ranges; the position of the illegal land, the real-time position of the mobile terminal and the direction of the camera are matched and bound on the map, so that the position of the photo shot by the mobile terminal and the shooting direction of the camera of the mobile terminal are combined, the real shooting position and the shooting direction corresponding to the shot photo are obtained and matched with the coordinate point on the map, the situation of the illegal land on site and the illegal places are comprehensively known in real time, the shooting position and the shooting direction in rechecking are calculated according to the shooting position and the shooting direction, the shooting position and the shooting direction in rechecking are ensured to be generally consistent with the shooting position and the shooting direction in checking, and the shot photo in rechecking can be conveniently compared, so that whether the land changes and is rectified or not in the shooting period in checking can be conveniently judged; if the shooting angles and shooting directions are completely inconsistent during inspection and review, the problems cannot be found by contrast from the photos, so that the review result is inaccurate; the method and the device are convenient for inspection personnel to check and revise, and can ensure that the positions and directions of inspection shooting and revise and review shooting are approximately the same, so that the revise and revise result data is more true and reliable.
Drawings
FIG. 1 is a schematic flow chart of the present application;
FIG. 2 is a photographic interface of the mobile terminal for inspection and review of the present application;
FIG. 3 is an interface of the mobile terminal not in the shooting range for inspection and review of the present application;
FIG. 4 is an illustration of the detection axis of the direction sensor at the mobile end of the present application;
Detailed Description
Specific embodiments of the present invention are described in detail below with reference to fig. 1-4; it should be noted that the detailed description herein is presented for purposes of illustration and explanation only and is not intended to limit the invention.
Embodiment one:
the embodiment provides a method for rechecking illegal plots by land law enforcement management, which comprises the following steps:
step one: the mobile terminal accesses map service data as a basic base map; more specifically, the mobile terminal APP is equivalent and is not described in detail; the map service comprises an internet map or a custom map, and a map service coordinate system supports longitude and latitude and a mercator projection coordinate of the types of WGS84, CGCS2000, GCJ-02, BD09 and the like; the method comprises the following steps:
step 1.1: the custom photographing control is embedded into a custom map container;
step 1.2: processing map service slice data according to the map container specification, and adding the map service slice data into a map container as a custom layer;
step 1.3: acquiring a coordinate system of map service as a unified standard for coordinate conversion of illegal land block data and mobile terminal positioning data in the subsequent step;
step two: the mobile terminal is accessed to the space data of the illegal plots and is used for locating the positions of the illegal plots and calculating the shooting range of the illegal plots during inspection, and preferably, the data are displayed in a superimposed manner, so that the comparison and the check of staff are facilitated; the space data of illegal land areas support the following formats: SHP-format surface data, surface data containing 3 or more ordered point sets and GEOJSON-format ； The space data coordinate system of the illegal land block supports longitude and latitude and the mercator projection coordinates of the types of WGS84, CGCS2000, GCJ-02, BD09 and the like; the method for calculating the shooting range during the examination comprises the following steps: converting illegal land space data into surface elements by using an open application programming interface (open API) provided by ESRI company, and creating a surface element buffer according to the radius parameters of the buffer, wherein the surface elements and the surface element buffer are the shooting range of the illegal land when being checked; the method comprises the following steps:
step 2.1: coordinate conversion is carried out on the space data of the illegal land based on a coordinate system in the map service data;
step 2.2: converting the space data of the illegal land into a custom layer and adding the custom layer into a map container;
step 2.3: the boundary line of the illegal land is extracted and set as a shooting range fence; the shooting range fence is the shooting range of the illegal land block;
step 2.4: according to the boundary external rectangle of the illegal land, calculating a range center point as the position of the illegal land, and using the range center point as a navigation end point in the subsequent examination and/or the re-examination; counting all vertexes of the illegal land, comparing to obtain the maximum X coordinate, the maximum Y coordinate, the minimum X coordinate and the minimum Y coordinate of all vertexes, and drawing an external rectangle and a rectangle center point by a vertex method; the rectangular center point is used as a navigation end point in the subsequent examination and/or the review;
step three: the mobile terminal acquires the position of the mobile terminal in real time according to a GPS or Beidou positioning system, and performs coordinate conversion on the position of the mobile terminal according to a coordinate system of a map service, so as to acquire a shooting position and a shooting direction of shooting during inspection;
the shooting direction is obtained by the following steps: acquiring the direction of a camera at the mobile end according to a direction sensor at the mobile end, wherein the direction of the camera at the mobile end is the shooting direction of shooting during inspection; acquiring the direction of a camera at the mobile terminal according to a direction sensor at the mobile terminal, and converting the acquired direction into a map angle for setting the direction of a compass icon; the method is used for calculating the shooting direction in the subsequent review, and the method for calculating the shooting direction in the review is to respectively add offset angle parameters in the clockwise direction and the anticlockwise direction on the basis of the shooting direction in the review to obtain the shooting direction in the review; the camera direction obtaining mode is as follows:
step 3.1: acquiring an azimuth angle of the mobile terminal by using a direction sensor of the mobile terminal, namely, an included angle between the current direction of the mobile terminal and the magnetic north pole of the earth, namely, an angle of rotation of the mobile terminal around a Z axis (the direction axis refers to the attached figure 4);
step 3.2: acquiring a pitch angle of the movable end by using a direction sensor of the movable end, namely an included angle between the movable end and a horizontal plane, namely an angle of rotation of the movable end around an X axis (the direction axis refers to the attached figure 4);
step 3.3: acquiring a rolling angle of the movable end by using a direction sensor of the movable end, namely an angle of rotation of the movable end around a horizontal axis of the movable end, namely an angle of rotation of the movable end around a Y axis (the direction axis refers to the attached figure 4);
step 3.4: calculating the direction of the camera at the mobile end according to the azimuth angle of the mobile end, the pitch angle of the mobile end and the rolling angle of the mobile end;
step four: taking a picture of the land by adopting a mobile terminal, automatically recording a shooting position and a shooting direction when checking by the mobile terminal, preferably, in order to ensure the validity of the picture, judging whether the actual shooting position is in the shooting range or not based on the shooting range calculated in the second step and the position coordinate of the mobile terminal obtained in the third step before taking the picture, specifically: and judging whether the actual position of the mobile terminal is in the shooting range of the illegal land, if the actual position of the mobile terminal is in the shooting range of the illegal land, jumping to a shooting interface to shoot and recording the current shooting position and shooting direction, and if the position of the mobile terminal is not in the shooting range of the illegal land, reminding that the current position is not in the shooting range.
Step five: the mobile terminal sets limiting conditions for the shooting position and the shooting direction in the recheck based on the shooting position and the shooting direction of shooting in the record check, namely, the preset shooting position and the preset shooting direction in the recheck are calculated based on the shooting position and the shooting direction of shooting in the check in the step four, so that the actual shooting position and the actual shooting direction of the shooting mobile terminal in the recheck are ensured to be positioned in the error range of the shooting position and the shooting direction of shooting in the check in the step four, the shooting position and the shooting direction in the recheck are ensured to be approximately the same, and the photos in the check and the recheck are conveniently compared; the calculation method of the shooting range during review comprises the following steps: the open API creates a circular buffer zone according to the shooting position during examination and the radius of the buffer zone, namely the shooting position during review; the shooting direction calculating method comprises the following steps: the review shooting direction is calculated according to the offset angle parameter and the review shooting direction, and offset angles, namely the review shooting direction, are respectively added to the clockwise direction and the anticlockwise direction on the basis of the angle of the review shooting direction, and preferably, the offset angle is larger than 0 and smaller than 180 degrees.
According to the method and the device for detecting the illegal land block, the situation of the illegal land block on site and the illegal land block tracking can be comprehensively known in real time, inspection personnel can conveniently check and revise the illegal land block, the inspection shooting and the revise shooting positions and shooting directions can be guaranteed to be approximately the same, and the revise result data after the revise is more true and reliable.
In this embodiment, because the review is involved, the original place is reached for multiple times, and the photographing angles and photographing positions of the review photographing and the inspection photographing are required to be consistent, so that whether the land is changed or not and the land is changed or not during the photographing period in the inspection and the review can be conveniently judged; if the shooting positions and shooting angles at the time of inspection and review are inconsistent, the problems cannot be found by contrast from the photos; the embodiment improves the accuracy of review, saves a large amount of workload of contrast data photos, and improves the working efficiency.
Embodiment two:
in this embodiment, the method further includes step six: shooting in the process of review, judging whether the actual shooting position in the process of review is in the preset shooting position obtained through calculation or not by the mobile terminal, and judging whether the actual shooting direction in the process of review is in the preset shooting direction obtained through calculation or not; if the actual shooting position in the rechecking is positioned in the calculated preset shooting position and the actual shooting direction is positioned in the calculated preset shooting direction, the shooting interface is jumped to for shooting and the current shooting position and the current shooting direction are recorded; if the actual shooting position is not in the calculated preset shooting position or the actual shooting direction is not in the calculated preset shooting direction, shooting cannot be performed, and corresponding prompt information is automatically given, specifically: when the actual shooting position is not in the calculated preset shooting position, reminding that the current position is not in the shooting position, and when the actual shooting direction is not in the calculated preset shooting direction, reminding that the current shooting direction has larger deviation from the shooting direction in the checking.
After the shooting position and the shooting direction in rechecking are determined according to the shooting position and the shooting direction in checking, shooting permission is only opened if the shooting position and the shooting direction in rechecking meet the regulations, otherwise shooting cannot be performed, the workload of staff is reduced, the shooting direction and the shooting position in rechecking are further ensured to be approximately the same after checking shooting and rectifying, the shot photos are conveniently compared, and rectifying and rechecking result data are more true and reliable.
Embodiment III:
in order to further improve the working efficiency of the review time, in this embodiment, the position of the mobile terminal is obtained in real time according to the spatial data of the illegal land and the positioning system, and is used for planning and generating a navigation route during the examination and/or planning a navigation route during the review, the spatial data of the illegal land includes coordinates of the illegal land, the coordinates of the illegal land serve as a navigation end point during planning the navigation route during the examination or the navigation route during the review, and the position of the mobile terminal serves as a navigation start point during the examination or the navigation route during the review, specifically: when planning the navigation route during inspection, the position of the mobile terminal at the moment is used as the starting point of the navigation route during inspection, and the coordinates of illegal plots are used as the ending point of the navigation route during inspection; similarly, when planning the navigation route during the rechecking, the position of the mobile terminal at the moment is used as the starting point of the navigation route during the rechecking, and the coordinates of the illegal land parcels are used as the ending point of the navigation route during the rechecking; the function of planning navigation route lies in that many illegal plots are remote, no interest point exists, general navigation software (such as Goodyear and the like) can not conveniently navigate to the appointed position, so the navigation route in planning and checking is mainly convenient to find the route quickly in rechecking, and can guide to reach the place of rechecking plots, thereby further improving the working efficiency.
Embodiment four:
in this embodiment, more intuitively demonstrate shooting position and shooting direction:
accessing space data of illegal plots in the second step, performing coordinate conversion on the space data of the illegal plots according to a coordinate system of map service, and further performing superposition display on the data, wherein the method specifically comprises the following steps: the method specifically comprises the following steps of: displaying the photos taken during the examination and the photos taken during the review on a popup window on the map; drawing and displaying a range line and a field shooting range of the illegal land block on a map; and drawing and displaying the shooting position and shooting direction of the photo during inspection on a map, and rechecking the shooting position and shooting direction of the photo.
In the fourth embodiment, if the actual photographing position is not within the photographing range of the illegal land during the inspection, the current position is reminded to be not within the photographing range and the map interface is jumped to display the photographing position and the current positioning position which meet the regulations.
In the sixth embodiment, when the actual photographing position is not within the calculated predetermined photographing range during review, the current position is reminded not to be within the calculated predetermined photographing range and the map interface is jumped to display the photographing position and the current positioning position meeting the regulations.
In the sixth embodiment, when the actual photographing direction is not within the calculated predetermined photographing direction during review, the current photographing direction is reminded to deviate greatly from the photographing direction during review and jump to the photographing direction during review displayed on the map interface.
In this embodiment, the fifth step specifically includes the following steps:
step 5.1: adding a small map window on a shooting interface to dynamically display the shooting direction and the shooting position of a camera at the mobile terminal;
step 5.2: according to the shooting position and the shooting direction in the checking, calculating the shooting position and the shooting direction in the rechecking and shooting;
step 5.3: displaying the site photo and the shooting position and shooting direction when the photo is shot on the map, and checking and rechecking site shooting data through switching of a data type button;
the information is displayed through the window, so that the operator can observe and operate conveniently, and the working efficiency is further improved.
Fifth embodiment:
the embodiment provides a land law enforcement management illegal land parcel review system, which comprises:
and a shooting module: the system is connected with the judging module and shoots when the illegal plots are checked and rechecked; the method comprises the following steps: when the actual shooting position is in the shooting range of the illegal land, jumping to a shooting interface to shoot, recording the current shooting position and shooting direction, and if the actual position of the mobile terminal is not in the shooting range of the illegal land, reminding that the current position is not in the shooting range; if the actual shooting position in the rechecking is positioned in the calculated preset shooting position and the actual shooting direction is positioned in the calculated preset shooting direction, the shooting interface is jumped to for shooting and the current shooting position and the current shooting direction are recorded; if the actual shooting position is not in the calculated preset shooting position or the actual shooting direction is not in the calculated preset shooting direction, shooting cannot be performed, and when the actual shooting position is not in the calculated preset shooting position, reminding that the current position is not in the shooting position; when the actual shooting direction is not in the calculated preset shooting direction, reminding that the current shooting direction has deviation from the shooting direction in the checking process;
and a positioning module: the camera is used for positioning the position of the mobile terminal and the direction of the camera of the mobile terminal;
and the data access module is used for: the system is used for accessing map service data, space data of illegal plots and mobile terminal positioning data; the data access module is connected with the positioning module, and the positioning module transmits the position of the mobile terminal and the direction data (mobile terminal positioning data) of the camera of the mobile terminal to the data access module;
and a data processing module: the map service data, the space data of illegal plots and the mobile terminal positioning data are subjected to coordinate system conversion unification and are used for superposition and display of the data; the data processing module is connected with the data access module and is used for processing map service data, space data of illegal plots and mobile terminal positioning data accessed by the data access module;
the calculation module: the computing module is connected with the data processing module, and is used for computing navigation during inspection and/or rechecking, computing the shooting range of the illegal plots during inspection, computing the shooting positions of the illegal plots during inspection and rechecking and computing the shooting directions of the illegal plots during inspection and rechecking according to the space data of the illegal plots and the positioning data of the mobile terminal accessed by the data access module; the method for calculating the shooting range of the illegal land block during inspection comprises the following steps: the open application programming interface converts the space data of the illegal land into surface elements and creates a surface element buffer area according to the radius parameters of the buffer area, wherein the surface elements and the surface element buffer area are the shooting range of the illegal land during inspection; the method for calculating the shooting angle during the inspection comprises the following steps: acquiring an azimuth angle of the mobile terminal, a pitch angle of the mobile terminal and a rolling angle of the mobile terminal by using a direction sensor of the mobile terminal, and calculating a direction corresponding to the camera according to the azimuth angle of the mobile terminal, the pitch angle of the mobile terminal and the rolling angle of the mobile terminal; the method for calculating the shooting position of the illegal land block during rechecking comprises the following steps: an open application programming interface creates a circular buffer area according to the checking shooting position and the radius of the buffer area to obtain the shooting position during rechecking; the method for calculating the shooting direction of the illegal land block during rechecking comprises the following steps: calculating a recheck shooting direction according to the offset angle parameter and the check shooting direction, and respectively adding the offset angle to the clockwise direction and the anticlockwise direction on the basis of the check shooting direction angle to obtain the recheck shooting direction;
and a judging module: the judging module is connected with the calculating module and the data access module and is used for judging whether the actual shooting position in the inspection meets the regulation or not and judging whether the actual shooting position in the review and the shooting direction meet the regulation or not;
and a display module: is connected with the data processing module and is connected with the data processing module, displaying a field photo taken during inspection, displaying the shooting position and shooting direction of the illegal land block during inspection, a field photo taken during review, the shooting position and shooting direction of the illegal land block during review, and the real-time position of the mobile terminal;
in summary, by adopting the technical scheme, the illegal plots are rechecked by a method of combining shooting with real-time mapping, map service data are accessed, real-time position points of the current mobile terminal are set as shooting positions, space data of the illegal plots are accessed, meanwhile, the shooting range of the illegal plots is acquired, the allowed shooting positions are determined according to the shooting range of the illegal plots, and shooting rights are opened when the shooting range is within; the position of the illegal land, the real-time position of the mobile terminal and the direction of the camera are matched and bound on the map, so that the position of the photo shot by the mobile terminal and the shooting direction of the camera of the mobile terminal are combined, the real shooting position and the shooting direction corresponding to the shot photo are obtained and matched with the coordinate point on the map, the situation of the illegal land on site and the illegal places are comprehensively known in real time, the shooting position and the shooting direction in rechecking are calculated according to the shooting position and the shooting direction, the shooting position and the shooting direction in rechecking are ensured to be generally consistent with the shooting position and the shooting direction in checking, and the shot photo in rechecking can be conveniently compared, so that whether the land changes and is rectified or not in the shooting period in checking can be conveniently judged; if the shooting angles and shooting directions are completely inconsistent during inspection and review, the problems cannot be found by contrast from the photos, so that the review result is inaccurate; the method and the device are convenient for inspection personnel to check and revise, and can ensure that the positions and directions of inspection shooting and revise and review shooting are approximately the same, so that the revise and revise result data is more true and reliable.
The preferred embodiments of the present application have been described in detail above with reference to the accompanying drawings, but the present application is not limited to the specific details of the foregoing embodiments, and various simple modifications may be made to the technical solutions of the present application within the scope of the technical concept of the present application, and all the simple modifications belong to the protection scope of the present application.
In addition, the specific features described in the foregoing embodiments may be combined in any suitable manner, and in order to avoid unnecessary repetition, various possible combinations of the present invention are not described in detail.
Moreover, any combination of the various embodiments of the present application may be made without departing from the spirit of the present application, which is also to be considered as disclosed herein.
Claims (10)
1. The method for rechecking illegal land parcels is characterized by comprising the following steps of:
step one: accessing map service data as a basic base map;
step two: accessing the space data of the illegal plots, and carrying out coordinate conversion on the space data of the illegal plots according to a coordinate system of the map service, wherein the space data are used for locating the positions of the illegal plots and calculating the shooting range of the illegal plots during inspection;
step three: acquiring the position of the mobile terminal in real time according to a positioning system, and performing coordinate conversion on the position of the mobile terminal according to a coordinate system of a map service, wherein the coordinate conversion is used for acquiring a shooting position and a shooting direction of shooting during inspection;
step four: shooting the land parcels by using the mobile terminal, and recording shooting positions and shooting directions;
step five: and calculating a preset shooting position and shooting direction in the process of re-checking based on the shooting position and shooting direction of shooting in the process of checking in the step four.
2. The method for rechecking illegal land parcels of claim 1 further comprising the step of: shooting during review, judging whether the actual shooting position during review is within the calculated preset shooting position or not, and judging whether the actual shooting direction during review is within the calculated preset shooting direction or not; if the actual shooting position in the rechecking is positioned in the calculated preset shooting position and the actual shooting direction is positioned in the calculated preset shooting direction, the shooting interface is jumped to for shooting and the current shooting position and the current shooting direction are recorded; if the actual shooting position is not in the calculated preset shooting position or the actual shooting direction is not in the calculated preset shooting direction, shooting cannot be performed, and when the actual shooting position is not in the calculated preset shooting position, reminding that the current position is not in the shooting position; when the actual shooting direction is not in the calculated preset shooting direction, reminding that the current shooting direction has deviation from the shooting direction in the checking.
3. The method for rechecking illegal plots managed by land law enforcement according to claim 1, wherein before photographing plots by using a mobile terminal and recording photographing positions and photographing directions, determining whether the actual photographing positions photographed during inspection are within the photographing range of the illegal plots based on the photographing ranges calculated in the second step and the position coordinates of the mobile terminal obtained in the third step, if the actual positions of the mobile terminal are within the photographing range of the illegal plots, jumping to a photographing interface to photograph and recording the current photographing positions and photographing directions, and if the actual positions of the mobile terminal are not within the photographing range of the illegal plots, reminding that the current positions are not within the photographing range.
4. The method for rechecking illegal plots for land law enforcement management according to claim 1, wherein the shooting direction in the third step is obtained by the following steps: and acquiring the direction of the mobile terminal camera by a direction sensor of the mobile terminal, wherein the direction of the mobile terminal camera is the shooting direction of shooting during inspection.
5. The method for rechecking illegal plots for land law enforcement management according to claim 1, wherein in the second step, the space data of the illegal plots are accessed, and the space data of the illegal plots are subjected to coordinate conversion according to a coordinate system of a map service, and the method is further used for superposing and displaying the data, including a photograph taken during inspection, a photograph taken during rechecking, and a current positioning position of a mobile terminal; the current positioning position of the mobile terminal is displayed through a popup window on the map.
6. The method for rechecking illegal land use according to claim 5, wherein said fifth step comprises the steps of:
step 5.1: the method comprises the steps that when a small map window is added to a shooting interface to dynamically display and check shooting directions and shooting positions of cameras at a mobile terminal;
step 5.2: according to the shooting position and the shooting direction in the checking, calculating the shooting position and the shooting direction in the rechecking and shooting;
step 5.3: the field photographs taken at the time of inspection and at the time of review, the photographing positions and photographing directions at the time of inspection and at the time of review are displayed on the map, and the field photographing data at the time of inspection and at the time of review can be checked through the data type button switch.
7. The method for rechecking illegal plots for land law enforcement management according to claim 1, wherein the position of the mobile terminal is obtained in real time according to the space data of the illegal plots and a positioning system, and is used for planning and generating a navigation route during the check and/or planning and rechecking the navigation route during the rechecking.
8. The method for rechecking illegal plots for land law enforcement management according to claim 1, wherein the method for calculating the shooting range of the illegal plots during inspection is as follows: the open application programming interface converts the space data of the illegal land into surface elements and creates a surface element buffer area according to the radius parameters of the buffer area, and the surface elements and the surface element buffer area are checked to obtain the shooting range of the illegal land.
9. The method for rechecking illegal land parcels according to claim 1, wherein the open application programming interface creates a circular buffer, i.e. a shooting location for rechecking, according to the checking shooting location and the buffer radius; the method for calculating the rechecked shooting angle comprises the following steps: and calculating a review shooting direction according to the offset angle parameter and the review shooting direction, and respectively adding the offset angle to the clockwise direction and the anticlockwise direction on the basis of the angle of the review shooting direction so as to obtain the shooting direction during review.
10. A land enforcement management-illegal land parcel review system, comprising:
and a shooting module: shooting illegal plots;
and a positioning module: the camera is used for positioning the position of the mobile terminal and the direction of the camera of the mobile terminal;
and the data access module is used for: the system is used for accessing map service data, space data of illegal plots and mobile terminal positioning data;
and a data processing module: the map service data, the space data of illegal plots and the mobile terminal positioning data are subjected to coordinate system conversion unification and are used for superposition and display of the data;
the calculation module: according to the space data of the illegal plots accessed by the data access module, the navigation of the mobile terminal positioning data during inspection and/or review, the shooting range of the illegal plots during inspection, the shooting positions of the illegal plots during inspection and review, and the shooting directions of the illegal plots during inspection and review are calculated;
and a judging module: for determining whether the photographing position at the time of inspection meets the specification, and for determining whether the photographing position and the photographing direction at the time of review meet the specification.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311160546.9A CN117294942A (en) | 2023-09-08 | 2023-09-08 | Method and system for rechecking illegal land parcels by land law enforcement management |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311160546.9A CN117294942A (en) | 2023-09-08 | 2023-09-08 | Method and system for rechecking illegal land parcels by land law enforcement management |
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| CN117294942A true CN117294942A (en) | 2023-12-26 |
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| CN202311160546.9A Pending CN117294942A (en) | 2023-09-08 | 2023-09-08 | Method and system for rechecking illegal land parcels by land law enforcement management |
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| CN (1) | CN117294942A (en) |
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- 2023-09-08 CN CN202311160546.9A patent/CN117294942A/en active Pending
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