CN111800605A - Gun-ball linkage based vehicle shape and license plate transmission method, system and equipment - Google Patents
Gun-ball linkage based vehicle shape and license plate transmission method, system and equipment Download PDFInfo
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- CN111800605A CN111800605A CN202010541590.4A CN202010541590A CN111800605A CN 111800605 A CN111800605 A CN 111800605A CN 202010541590 A CN202010541590 A CN 202010541590A CN 111800605 A CN111800605 A CN 111800605A
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- license plate
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
- H04N7/181—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast for receiving images from a plurality of remote sources
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/01—Detecting movement of traffic to be counted or controlled
- G08G1/017—Detecting movement of traffic to be counted or controlled identifying vehicles
- G08G1/0175—Detecting movement of traffic to be counted or controlled identifying vehicles by photographing vehicles, e.g. when violating traffic rules
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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
- H04N23/80—Camera processing pipelines; Components thereof
Abstract
The invention provides a gun-ball linkage-based vehicle shape and license plate transmission method, a system, equipment and a storage medium, wherein the method comprises the following steps: acquiring a mapping relation of the area coordinate positions of the gunlock and the dome camera, and acquiring image data acquired by the gunlock and the dome camera; generating vehicle shape alarm information according to image data of a vehicle shape acquired by a gunlock, wherein the vehicle shape alarm information at least comprises a vehicle shape area coordinate and a license plate; obtaining the area coordinates of a dome camera based on the area coordinates collected by the gun camera, and analyzing vehicle shape alarm information according to the area coordinates of the dome camera to obtain license plate alarm information, wherein the license plate alarm information at least comprises the area coordinates of a license plate; and cutting the image data according to the region coordinates of the vehicle shape and the license plate to generate a vehicle shape and a license plate picture. The gun and ball linkage can monitor the whole situation and the local target license plate details, the target license plate detail image information in the whole situation video is collected, the platform can conveniently conduct accurate searching and analysis, and the experience effect of the customer is improved.
Description
Technical Field
The invention belongs to a security system, and particularly relates to a gun-ball linkage-based vehicle shape and license plate transmission method, a gun-ball linkage-based vehicle shape and license plate transmission system, equipment and a storage medium.
Background
With the development of science and technology, the concept of a gun and ball linkage system begins to gradually increase in temperature, so-called gun and ball linkage means that a target is manually selected or automatically detected within a wide-angle range of a gunlock to direct a ball machine to track the target. The rifle bolt is one of monitoring cameras, is mainly distinguished from the appearance and a lens mounting interface, and is cuboid in appearance (a wide-angle camera is adopted). The dome camera is widely applied to monitoring of an open area, can be used in different occasions, is internally provided with an integrated camera (comprising a zoom lens), a tripod head structure and a decoder, and is an integrated front-end imaging device adopting a spherical shield.
The traditional single-lens gun camera can capture a global fixed scene video, but is difficult to capture a detailed picture of a target license plate; and when the speed dome tracks the details of the license plate target, the monitoring of the panoramic video is lost.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: aiming at the problems in the prior art, the invention provides a method for monitoring the overall situation and the local target license plate details.
In a first aspect, an embodiment of the present application provides a method for transmitting a vehicle shape and a license plate based on gun and ball linkage, where the method includes:
acquiring a mapping relation of the area coordinate positions of the gunlock and the dome camera, and acquiring image data acquired by the gunlock and the dome camera;
generating vehicle shape alarm information according to image data of a vehicle shape acquired by a gunlock, wherein the vehicle shape alarm information at least comprises regional coordinates and a license plate of the vehicle shape;
obtaining the area coordinates of a dome camera based on the area coordinates acquired by the gun camera, and analyzing the vehicle shape alarm information according to the area coordinates of the dome camera to obtain license plate alarm information, wherein the license plate alarm information at least comprises the area coordinates of a license plate;
and cutting the image data according to the region coordinates of the vehicle shape and the license plate to generate a vehicle shape and a license plate picture.
In a second aspect, an embodiment of the present application further provides a vehicle shape and license plate transmission system based on gun and ball linkage, the system includes:
an acquisition module: acquiring a mapping relation of the area coordinate positions of the gunlock and the dome camera, and acquiring image data acquired by the gunlock and the dome camera;
a bolt module: generating vehicle shape alarm information according to image data of a vehicle shape acquired by a gunlock, wherein the vehicle shape alarm information at least comprises regional coordinates and a license plate of the vehicle shape;
a ball machine module: obtaining the area coordinates of a dome camera based on the area coordinates acquired by the gun camera, and analyzing the vehicle shape alarm information according to the area coordinates of the dome camera to obtain license plate alarm information, wherein the license plate alarm information at least comprises the area coordinates of a license plate;
a transmission module: and cutting the image data according to the region coordinates of the vehicle shape and the license plate to generate a vehicle shape and a license plate picture.
In a third aspect, an embodiment of the present application further provides a vehicle shape and license plate transmission device based on gun and ball linkage, including a memory, a processor, and a computer program stored in the memory and executable on the processor, where when the processor executes the computer program, each step in the vehicle shape and license plate transmission method based on gun and ball linkage according to the first aspect is implemented.
In a fourth aspect, an embodiment of the present application further provides a storage medium, on which a computer storage is stored, and when being executed by a processor, the computer storage implements each step in the method for transporting a vehicle shape and a license plate based on a gun-ball linkage according to the first aspect.
The embodiment of the application provides a gun-ball linkage-based vehicle shape and license plate transmission method, which comprises the following steps: acquiring a mapping relation of the area coordinate positions of the gunlock and the dome camera, and acquiring image data acquired by the gunlock and the dome camera; generating vehicle shape alarm information according to image data of a vehicle shape acquired by a gunlock, wherein the vehicle shape alarm information at least comprises regional coordinates and a license plate of the vehicle shape; obtaining the area coordinates of a dome camera based on the area coordinates acquired by the gun camera, and analyzing the vehicle shape alarm information according to the area coordinates of the dome camera to obtain license plate alarm information, wherein the license plate alarm information at least comprises the area coordinates of a license plate; and cutting the image data according to the region coordinates of the vehicle shape and the license plate to generate a vehicle shape and a license plate picture. The gun and ball linkage can monitor the whole situation and the local target license plate details, and the target license plate detail image information in the whole situation video is collected, so that the platform can perform accurate searching and analysis conveniently, and the experience effect of the customer is improved.
Drawings
The detailed structure of the invention is described in detail below with reference to the accompanying drawings
FIG. 1 is a schematic flow chart of a method for transmitting vehicle shapes and license plates based on gun and ball linkage according to the present invention;
FIG. 2 is another sub-flow diagram of the method for transmitting vehicle shape and license plate based on gun and ball linkage according to the present invention;
FIG. 3 is another sub-flow diagram of the method for transmitting vehicle shape and license plate based on gun and ball linkage according to the present invention;
FIG. 4 is another sub-flow diagram of the method for transmitting vehicle shape and license plate based on gun and ball linkage according to the present invention;
FIG. 5 is another sub-flow diagram of the method for transmitting vehicle shape and license plate based on gun and ball linkage according to the present invention;
FIG. 6 is another sub-flow diagram of the method for transmitting vehicle shape and license plate based on gun and ball linkage according to the present invention;
FIG. 7 is a schematic view of another sub-process of the method for transmitting vehicle shape and license plate based on gun and ball linkage according to the present invention;
FIG. 8 is a schematic view of another sub-process of the method for transmitting vehicle shape and license plate based on gun and ball linkage according to the present invention;
FIG. 9 is a schematic diagram of program modules of a gun-ball linkage-based vehicle shape and license plate transmission method according to the present invention.
Detailed Description
In order to make the objects, features and advantages of the present invention more obvious and understandable, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are only a part of the embodiments of the present invention, and not all the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Fig. 1 is a schematic flow chart of a method for transmitting a vehicle shape and a license plate based on gun-ball linkage in an embodiment of the present application, where the method for transmitting a vehicle shape and a license plate based on gun-ball linkage in the embodiment includes:
In the embodiment, a mapping relation of positions of a gun camera and a ball camera in a detection area is established first, a mapping rule is provided for subsequent gun-ball linkage target position correlation analysis, and image data acquired by the gun camera and the ball camera are acquired simultaneously, wherein the method for acquiring the image data is that after an optical Signal is projected to a photosensitive area of an image sensor through a lens, a CMOS (complementary metal oxide semiconductor) of the image sensor performs photoelectric conversion, an original image in a Bayer format is sent to an isp (image Signal processing) module, the Bayer format is an original image in a camera, and after image processing is performed through the ISP (image Signal processing) module, video frame data at the current moment is output, the ISP (image Signal processing) image Signal processing is mainly used for outputting a Signal processing unit to a front-end image sensor so as to match with image sensors of different manufacturers, and actually acquired image data are shot by the gun camera and the ball camera simultaneously, the bolt is one of monitoring CCD (charge Coupled device) cameras. The gunlock is a cuboid, the front of the gunlock is a C/CS lens interface, the gunlock does not contain a lens, the ball camera is a spherical camera which is a representative of modern television monitoring development, and the gunlock integrates multiple functions of a color integrated camera, a holder, a decoder, a protective cover and the like, is convenient to install, simple to use and strong in function, and is widely applied to monitoring in an open area.
102, generating vehicle shape alarm information according to image data of the vehicle shape collected by the gunlock, wherein the vehicle shape alarm information at least comprises the area coordinates and the license plate of the vehicle shape.
In this embodiment, whether image data of a vehicle shape exists in image data acquired by a bolt face is detected, if the image data of the vehicle shape is detected, vehicle shape alarm information is generated, and if the image data of the vehicle shape is not detected, the detection is continued. The alarm information of the vehicle shape only comprises the area coordinates and the license plate of the vehicle shape. Generating the vehicle shape alarm information specifically includes inputting an original video acquired by the image sensor of the gunlock to the vehicle shape detection unit in a data frame in a YUV format, where YUV is a color coding method and is often used in each video processing component, and YUV allows for reducing a bandwidth of chromaticity in consideration of human perception when coding a photo or a video. The vehicle-shaped detection unit is responsible for analyzing each frame of YUV original data generated by the camera and outputting alarm information.
103, obtaining a dome camera area coordinate based on the area coordinate acquired by the gun camera, and analyzing the vehicle shape alarm information according to the dome camera area coordinate to obtain license plate alarm information, wherein the license plate alarm information at least comprises the area coordinate of a license plate.
In this embodiment, the area coordinates of the vehicle shape in the gun camera are obtained in step 102, the area coordinates of the vehicle shape in the dome camera can be obtained according to the mapping relationship between the gun camera and the dome camera, the license plate detection module is started, if the image data of the license plate is detected, license plate alarm information is generated, and if the image data of the license plate is not detected, the detection is continued. The alarm information of the license plate not only comprises the area coordinates of the license plate. The method for generating the license plate alarm information specifically comprises the step of inputting an original video acquired by a dome camera image sensor into a license plate detection unit in a YUV format data frame.
And step 104, cutting the image data according to the region coordinates of the vehicle shape and the license plate to generate a vehicle shape and a license plate picture.
In this embodiment, in the step 102, 103, in the vehicle license plate alarm information and the vehicle model alarm information, the region coordinates of the vehicle shape and the region coordinates of the vehicle license plate are obtained, and the vehicle shape and the vehicle license plate picture are cut out in the region coordinates, specifically, the specific positions of the vehicle shape and the vehicle license plate are cut out from the rectangular coordinate position in the original video in the YUV format at the same time of detecting the vehicle shape and the vehicle license plate, that is, the vehicle shape and the vehicle license plate picture in the YUV format are cut out from the complete video frame picture, and then the vehicle shape and the vehicle license plate picture in the YUV format are encoded into the picture data in the JPG format by using the MJPEG encoder.
The embodiment of the application provides a gun-ball linkage-based vehicle shape and license plate transmission method, which comprises the following steps: acquiring a mapping relation of the area coordinate positions of the gunlock and the dome camera, and acquiring image data acquired by the gunlock and the dome camera; generating vehicle shape alarm information according to image data of a vehicle shape acquired by a gunlock, wherein the vehicle shape alarm information at least comprises regional coordinates and a license plate of the vehicle shape; obtaining the area coordinates of a dome camera based on the area coordinates acquired by the gun camera, and analyzing the vehicle shape alarm information according to the area coordinates of the dome camera to obtain license plate alarm information, wherein the license plate alarm information at least comprises the area coordinates of a license plate; and cutting the image data according to the region coordinates of the vehicle shape and the license plate to generate a vehicle shape and a license plate picture. The gun and ball linkage can monitor the whole situation and the local target license plate details, and the target license plate detail image information in the whole situation video is collected, so that the platform can perform accurate searching and analysis conveniently, and the experience effect of the customer is improved.
Further, based on the foregoing embodiment, referring to fig. 2, fig. 2 is a sub-flow schematic diagram of the vehicle shape and license plate transmission method based on gun and ball linkage in this embodiment, in the embodiment, the obtaining of the mapping relationship between the area coordinate positions of the gun camera and the ball camera in step 101 includes at least collecting the same area coordinate positions of 5 groups of the gun camera and the ball camera, and the mapping relationship between the detection area coordinate positions of the gun camera and the ball camera may be established in a manual collection manner, that is, the camera is set to have several points through a web page.
Further, based on the foregoing embodiment, referring to fig. 3, fig. 3 is a schematic sub-flow diagram of a vehicle shape and license plate transmission method based on gun and ball linkage in this embodiment, where in the foregoing step 101, image data is collected and data processing is performed on the image, that is, original image data is collected by a gun cmos0 image sensor, image processing is performed by a gun isp0 module, and data of a YUV format video frame at the current time is output. The dome camera cmos1 image sensor collects original image data, and then the image data is processed by the dome camera isp1 module, and the data of the video frame in the YUV format at the current moment is output. In this embodiment, the bolt and the ball machine are collected simultaneously.
Further, based on the above embodiment, referring to fig. 4, fig. 4 is a sub-flow diagram of the vehicle shape and license plate transmission method based on gun and ball linkage in this embodiment, and in step 102, vehicle shape alarm information is generated according to the image data of the vehicle shape acquired by the bolt. The method comprises the steps of inputting an original video shot by a camera in a YUV format into a vehicle shape detection unit in a data frame mode, wherein the vehicle shape detection unit is responsible for analyzing each frame of YUV original data generated by the camera, outputting vehicle shape alarm information and caching the alarm information into an event linked list.
Specifically, the vehicle shape alarm information includes not only the area coordinates and the license plate of the vehicle shape, but also the unique number, the time stamp and the structured data of the vehicle shape, wherein the structured data includes not only the brand, the vehicle shape, the color, the type of the license plate, the license plate number and the color of the license plate of the vehicle.
Further, based on the foregoing embodiment, referring to fig. 5, fig. 5 is a sub-flow schematic diagram of the gun-ball linkage-based vehicle shape and license plate transmission method in this embodiment, in step 103, the vehicle shape alarm information is analyzed according to the area coordinates of the ball machine, license plate alarm information is obtained, that is, the vehicle shape area coordinates output by the gun-engine vehicle shape detection unit are converted into the position coordinates of the area where the ball machine image is located according to the mapping rules of the gun balls, and then the license plate detection unit is started. The method comprises the steps of inputting an original video shot by a camera in a YUV format into a license plate detection unit in a data frame mode, wherein the license plate detection unit is responsible for analyzing each frame of YUV original data generated by the camera, outputting license plate alarm information and caching the alarm information into an event linked list.
Specifically, the license plate alarm information not only includes the area coordinates of the license plate, but also includes the unique serial number of the vehicle shape and the license plate timestamp.
Further, based on the foregoing embodiment, with reference to fig. 6, fig. 6 is a sub-flow schematic diagram of a vehicle shape and license plate transmission method based on gun-ball linkage in this embodiment, and analyzing the vehicle shape alarm information according to a ball machine area further includes:
acquiring a rectangular center position of a license plate target, comparing coordinates of a center point of a full screen of a speed dome, and generating a PT command;
acquiring the size of a rectangle of a license plate target, comparing the size of the preset target rectangle, and generating a Z command;
and sending the PT command and the Z command to a ball machine motion module in real time.
Wherein, P in the PT command is the motion direction of the video X axis, T is the motion direction of the video Y axis, the Z command is the lens zooming command, and the PT command and the Z command can be generated simultaneously.
Further, based on the foregoing embodiment, with reference to fig. 7, a sub-flow diagram of the gun-ball linkage-based vehicle shape and license plate transmission method in this embodiment of fig. 7 includes specific steps of detecting whether a vehicle shape and a license plate exist, cutting the vehicle shape and the license plate position in the alarm information, and encoding the vehicle shape and the license plate data in the cut area:
firstly, encoding an original video in a YUV format to generate a video in a JPG format, and obtaining a video frame and a video frame timestamp in the JPG format;
simultaneously detecting whether the original video in the complete YUV format has a vehicle shape and a license plate;
if the vehicle shape and the license plate exist, alarm information is output, wherein the alarm information comprises the vehicle shape, the regional coordinate information of the license plate and the structured data;
cutting the vehicle shape and the license plate picture in the alarm information to obtain vehicle shape and license plate picture data and vehicle shape and license plate timestamps in a YUV format;
and coding the vehicle shape and the license plate picture in the current YUV format to obtain vehicle shape and license plate picture data in the JPG format.
Further, based on the foregoing embodiment, referring to fig. 8, fig. 8 is a sub-flowchart of a method for transmitting a vehicle shape and a license plate based on gun-ball linkage in this embodiment, which includes transmitting the image data, the vehicle shape, the license plate data, and the structured data to a back-end server through a 5G network:
firstly, establishing connection between a camera and a back-end server, wherein the back-end server sends a connection establishment request to a specified camera, and the camera agrees and returns a response after receiving the request;
the back-end server sends a video and picture request to the appointed camera, and the camera sends the video and the picture to the back-end server after receiving the request;
and the back-end server sends a disconnection request to the specified camera, and the camera agrees to disconnection and returns a response after receiving the request.
Further, an embodiment of the present application further provides a vehicle shape and license plate transmission device 200 based on gun and ball linkage, referring to fig. 6, where fig. 6 is a schematic diagram of a vehicle shape and license plate transmission device module based on gun and ball linkage in an embodiment of the present application, and in this embodiment, the vehicle shape and license plate transmission device 200 based on gun and ball linkage includes:
the acquisition module 201: acquiring a mapping relation of the area coordinate positions of the gunlock and the dome camera, and acquiring image data acquired by the gunlock and the dome camera;
bolt module 202: generating vehicle shape alarm information according to image data of a vehicle shape acquired by a gunlock, wherein the vehicle shape alarm information at least comprises regional coordinates and a license plate of the vehicle shape;
the ball machine module 203: obtaining the area coordinates of a dome camera based on the area coordinates acquired by the gun camera, and analyzing the vehicle shape alarm information according to the area coordinates of the dome camera to obtain license plate alarm information, wherein the license plate alarm information at least comprises the area coordinates of a license plate;
the transmission module 204: and cutting the image data according to the region coordinates of the vehicle shape and the license plate to generate a vehicle shape and a license plate picture.
The vehicle-shaped and license plate transmission equipment 200 based on gun and ball linkage provided by the embodiment of the application can realize that: acquiring a mapping relation of the area coordinate positions of the gunlock and the dome camera, and acquiring image data acquired by the gunlock and the dome camera; generating vehicle shape alarm information according to image data of a vehicle shape acquired by a gunlock, wherein the vehicle shape alarm information at least comprises regional coordinates and a license plate of the vehicle shape; obtaining the area coordinates of a dome camera based on the area coordinates acquired by the gun camera, and analyzing the vehicle shape alarm information according to the area coordinates of the dome camera to obtain license plate alarm information, wherein the license plate alarm information at least comprises the area coordinates of a license plate; and cutting the image data according to the region coordinates of the vehicle shape and the license plate to generate a vehicle shape and a license plate picture. The gun and ball linkage can monitor the whole situation and the local target license plate details, and the target license plate detail image information in the whole situation video is collected, so that the platform can perform accurate searching and analysis conveniently, and the experience effect of the customer is improved.
Further, the application also provides a vehicle shape and license plate transmission device based on gun and ball linkage, which comprises a memory, a processor and a computer program which is stored in the memory and can run on the processor, wherein when the processor executes the computer program, each step in the vehicle shape and license plate transmission method based on gun and ball linkage is realized.
Further, the present application also provides a storage medium, on which a computer program is stored, and when the computer program is executed by a processor, the steps of the method for transmitting the vehicle shape and the license plate based on the gun-ball linkage are realized.
Each functional module in the embodiments of the present invention may be integrated into one processing module, or each module may exist alone physically, or two or more modules are integrated into one module. The integrated module can be realized in a hardware mode, and can also be realized in a software functional module mode. The integrated module, if implemented in the form of a software functional module and sold or used as a separate product, may be stored in a computer readable storage medium. Based on such understanding, the technical solution of the present invention may be embodied in the form of a software product, which is stored in a storage medium and includes instructions for causing a computer device (which may be a personal computer, a server, or a network device) to execute all or part of the steps of the method according to the embodiments of the present invention. And the aforementioned storage medium includes: a U-disk, a removable hard disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk, and other various media capable of storing program codes.
It should be noted that, for the sake of simplicity, the above-mentioned method embodiments are described as a series of acts or combinations, but those skilled in the art should understand that the present invention is not limited by the described order of acts, as some steps may be performed in other orders or simultaneously according to the present invention. Further, those skilled in the art will appreciate that the embodiments described in the specification are presently preferred and that no acts or modules are necessarily required of the invention.
In the above embodiments, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to related descriptions of other embodiments.
In view of the above description of the gun and ball linkage based vehicle shape and license plate transmission method and system, device and storage medium provided by the present invention, those skilled in the art will have changes in the detailed implementation and application scope according to the ideas of the embodiments of the present application.
Claims (10)
1. A method for transmitting vehicle shapes and license plates based on gun-ball linkage is characterized by comprising the following steps:
acquiring a mapping relation of the area coordinate positions of the gunlock and the dome camera, and acquiring image data acquired by the gunlock and the dome camera;
generating vehicle shape alarm information according to image data of a vehicle shape acquired by a gunlock, wherein the vehicle shape alarm information at least comprises regional coordinates and a license plate of the vehicle shape;
obtaining the area coordinates of a dome camera based on the area coordinates acquired by the gun camera, and analyzing the vehicle shape alarm information according to the area coordinates of the dome camera to obtain license plate alarm information, wherein the license plate alarm information at least comprises the area coordinates of a license plate;
and cutting the image data according to the region coordinates of the vehicle shape and the license plate to generate a vehicle shape and a license plate picture.
2. The method of claim 1, wherein obtaining a mapping of the area coordinate locations of the bolt face and the ball machine comprises:
and at least collecting the area coordinate position of the gunlock, which is the same as the area coordinate position of the ball machine 5 group.
3. The method of claim 1, wherein the vehicle shape alert information further comprises a unique number of a vehicle shape, a vehicle shape timestamp, structured data, wherein the structured data comprises at least a brand of the vehicle, a model of the vehicle, a color, a type of license plate, a license plate number, and a license plate color.
4. The method of claim 3, wherein the license plate alert information further comprises a unique identification number of a vehicle shape, a license plate timestamp.
5. The method of claim 4, wherein the vehicle shape alert information and license plate alert information are cached.
6. The method of claim 5, wherein the analyzing the vehicle shape alert information according to a dome camera area further comprises:
acquiring the rectangular central position of a license plate, comparing the central position of the full screen of the speed dome, and generating a PT command;
acquiring the size of a license plate rectangle, and comparing the size of the license plate rectangle with a preset size of the rectangle to generate a Z command;
and sending the PT command and the Z command to a ball machine motion module in real time.
7. The method of claim 6, wherein the generating of the car shape and license plate picture by cropping the image data according to the area coordinates of the car shape and license plate further comprises:
and outputting the car shape, the license plate picture and the structured data, wherein the output car shape, the license plate picture and the structured data are all based on a 5G transmission mode.
8. The utility model provides a car shape, license plate transmission system based on rifle ball linkage which characterized in that, the system includes:
an acquisition module: acquiring a mapping relation of the area coordinate positions of the gunlock and the dome camera, and acquiring image data acquired by the gunlock and the dome camera;
a bolt module: generating vehicle shape alarm information according to image data of a vehicle shape acquired by a gunlock, wherein the vehicle shape alarm information at least comprises regional coordinates and a license plate of the vehicle shape;
a ball machine module: obtaining the area coordinates of a dome camera based on the area coordinates acquired by the gun camera, and analyzing the vehicle shape alarm information according to the area coordinates of the dome camera to obtain license plate alarm information, wherein the license plate alarm information at least comprises the area coordinates of a license plate;
a transmission module: and cutting the image data according to the region coordinates of the vehicle shape and the license plate to generate a vehicle shape and a license plate picture.
9. A gun and ball linkage based vehicle-shaped and license plate transmission device, which comprises a memory, a processor and a computer program stored in the memory and capable of running on the processor, wherein the processor executes the computer program to realize each step in the gun and ball linkage based vehicle-shaped and license plate transmission method according to any one of claims 1 to 7.
10. A storage medium having stored thereon a computer program, wherein the computer program, when executed by a processor, implements the steps of the gun-ball linkage based vehicle shape and license plate transmission method of any one of claims 1-7.
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| CN112419424A (en) * | 2020-11-18 | 2021-02-26 | 济南博观智能科技有限公司 | Gun and ball linkage calibration method and device and related equipment |
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