CN114413926A - Map display method based on mapbox engine osm data and high-precision data - Google Patents
Map display method based on mapbox engine osm data and high-precision data Download PDFInfo
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- CN114413926A CN114413926A CN202111527411.2A CN202111527411A CN114413926A CN 114413926 A CN114413926 A CN 114413926A CN 202111527411 A CN202111527411 A CN 202111527411A CN 114413926 A CN114413926 A CN 114413926A
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- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C21/00—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00
- G01C21/26—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 specially adapted for navigation in a road network
- G01C21/34—Route searching; Route guidance
- G01C21/36—Input/output arrangements for on-board computers
- G01C21/3667—Display of a road map
- G01C21/367—Details, e.g. road map scale, orientation, zooming, illumination, level of detail, scrolling of road map or positioning of current position marker
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Abstract
The invention provides a map display method based on mapbox engine osm data and high-precision data, which comprises the following steps: generating a high-precision map by collecting 3D high-precision data information of a road, compiling the high-precision map into tile data by combining downloaded osm data production, and deploying the tile data to a cloud server; the APP end obtains the position of the positioning information real-time display vehicle from the vehicle end through a network transmission protocol, and simultaneously the APP end carries out path planning through accessing a third-party ordinary map SDK, identifies the position of a high-precision map in a road section between a starting point and a terminal point of the third-party ordinary map planning, reminds a user or directly switches to lane-level navigation when approaching the position with the high-precision map in the driving process, and carries out dynamic display. The method can finely show the lane level information of the road data and show the fine hierarchical relation of the high-precision map, and the osm data is used as the reference display information. The position of the vehicle is displayed in real time, accurate driving service is provided, and driving experience is improved.
Description
Technical Field
The invention relates to a technology combining a map engine, osm two-dimensional map data, high-precision map data, positioning, data cloud transmission and the like, in particular to a map display method based on mapbox engine osm data and high-precision data.
Background
With the increasing demand of vehicles and the increasing demand of driving, the driving experience becomes an important link of vehicle buying of users. The method mainly aims to improve the driving experience of the client and perfect the driving assistance. The existing auxiliary driving in the market is based on lane-level navigation, the rendering of the positioning information and data of a real-time vehicle to an overpass part is not very fine, the display difference with the actual scene is also very large, the vehicle passes through the complicated overpass part, and the poor navigation driving experience is caused because the inaccurate road relation display easily walks by mistake.
Disclosure of Invention
The invention provides a map display method based on mapbox engine osm data and high-precision data, which overcomes or at least partially solves the problems. The vehicle-end platform obtains a real-time positioning signal sent by a vehicle based on an Android system apk and is used for displaying guide information and a real-time position of the vehicle, and the apk end obtains osm data and a high-precision data display map from a cloud end through an HTTP (hyper text transport protocol). The method has the advantages that field data and real-time vehicle positions are displayed in real time, and the fine rendering of the overhead overpass part is realized, so that the lane-level navigation of a full scene is really achieved, and the problem that the vehicle passes through the overhead overpass part and cannot clearly distinguish the road relation is solved.
According to a first aspect of the present invention, there is provided a map display method based on mapbox engine osm data and high precision data, comprising:
generating a high-precision map by collecting 3D high-precision data information of a road, compiling the high-precision map into tile data by combining downloaded osm data production, and deploying the tile data to a cloud server;
the method comprises the steps that an APP terminal acquires positioning information from a vehicle terminal through a network transmission protocol to display the position of a vehicle in real time, requests map data from a cloud terminal through an HTTP protocol and displays the map data, meanwhile, the APP terminal carries out path planning through accessing a third-party ordinary map SDK, and high-precision map registration is carried out through transmitting the path planning result to a map engine on the IECU side of the vehicle;
and identifying the position of the high-precision map in the road section between the starting point and the end point of the third-party common map plan, reminding a user when the position of the high-precision map is close to the position in the driving process or directly switching to lane-level navigation, and dynamically displaying.
On the basis of the technical scheme, the invention can be improved as follows.
Optionally, when the position of the high-precision map existing in the road section between the starting point and the ending point of the third-party common map plan is identified, the identified position of the high-precision map is marked, a prompt threshold value which is far away from the marked point is designed, when the vehicle runs to the range of the prompt threshold value, the user is prompted to switch lane-level navigation, or if the vehicle does not respond within the set time, the vehicle is automatically switched to lane-level navigation.
Optionally, the response includes a switch command or a reject command, and the response is implemented by voice recognition or key selection.
Optionally, the lane-level navigation display includes a hierarchical relationship of roads in the high-precision data information, and is processed in the following manner:
when the vehicle passes through the viaduct, the current level information of the vehicle and the level information of the viaduct in front are known, and when the vehicle passes through the viaduct, the transparency of the vehicle is reduced by blurring the road information of other lanes and levels except the information of the current lane; and highlights the road on which the vehicle is currently traveling.
Optionally, when the overpass passes through the overpass, blurring and transparency reduction are performed on road information of other lanes and levels except the information of the current lane; and the road on which the current vehicle runs and other lanes are displayed in different colors and different brightnesses.
The map display method based on mapbox engine osm data and high-precision data provided by the invention has the following beneficial effects: the method mainly solves the problem of the auxiliary driving function on the market at present, and the map displays the relationship in the hierarchy of the part passing through the overhead overpass, so that a customer can easily identify the current driving road to be matched with the actual scene when passing through the overhead overpass. The method can finely show the lane level information of the road data and show the fine hierarchical relation of the high-precision map, and the osm data is used as the reference display information. The position of the vehicle is displayed in real time, accurate driving service is provided, and driving experience is improved.
Drawings
Fig. 1 is a flowchart of a map display method based on mapbox engine osm data and high-precision data according to an embodiment of the present invention.
Fig. 2 is a schematic diagram of a map display method based on mapbox engine osm data and high-precision data according to an embodiment of the present invention.
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
Fig. 1 is a flowchart of a map display method based on mapbox engine osm data and high-precision data according to an embodiment of the present invention, as shown in fig. 1, the method includes:
generating a high-precision map by collecting 3D high-precision data information of a road, compiling the high-precision map into tile data by combining downloaded osm data production, and deploying the tile data to a cloud server;
the method comprises the steps that an APP terminal acquires positioning information from a vehicle terminal through a network transmission protocol to display the position of a vehicle in real time, requests map data from a cloud terminal through an HTTP protocol and displays the map data, meanwhile, the APP terminal carries out path planning through accessing a third-party ordinary map SDK, and high-precision map registration is carried out through transmitting the path planning result to a map engine on the IECU side of the vehicle;
and identifying the position of the high-precision map in the road section between the starting point and the end point of the third-party common map plan, reminding a user when the position of the high-precision map is close to the position in the driving process or directly switching to lane-level navigation, and dynamically displaying.
It can be understood that, in this embodiment, at first acquire national road's high accuracy map data to with it carry out vector slice after deploy on the high in the clouds server, download osm two-dimensional map data again, and deploy to the high in the clouds server, then show it with the help of the APP terminal, in the display process, the APP terminal shows osm data, and specific through mapbox engine: the APP displays high-precision data based on a mapbox engine through reading compiled and produced vector slice data of a cloud end, displays a common map and carries out path planning through an APP end integrated third-party map APP, transmits a detailed result of path planning information of a starting point and a terminal point into a map engine of a vehicle to carry out registration of the high-precision map so as to learn a road section with the high-precision map data in the whole road section, and prompts a client to enter lane-level navigation when the detailed result is about to enter the road section with the high-precision map data in the navigation process of the third-party common map.
The positioning data receiving method comprises positioning data receiving, APP end integration related library files, receiving related information of a vehicle and positioning of the vehicle in real time. And cloud data management, which is used for storing high-precision map data and two-dimensional map data acquired by a traditional method. The vehicle IECU side functions as: when a client enters a lane level navigation and passes through the hierarchical relationship of high-precision data, the current zlevel information of a vehicle and the zlevel information of a front viaduct are known when the client passes through the viaduct, the transparency of the client is reduced in a virtual mode for the road information of other lanes and levels except the information of the current lane, the road information of the current vehicle is highlighted, the effect of prompting the road on which the current vehicle runs is achieved, and better driving experience is provided for the client, and the display is shown in figure 2.
The hierarchical display relation of the part of the overhead overpass for assisting driving or navigation in the market at present is solved, so that a customer can easily identify the currently driving road to be matched with an actual scene when passing through the overhead overpass. The method can finely show the lane level information of the road data and show the fine hierarchical relation of the high-precision map, and the osm data is used as the reference display information. The position of the vehicle is displayed in real time, accurate driving service is provided, and driving experience is improved.
In a possible embodiment mode, when the position of a high-precision map existing in a road section between a starting point and an end point of a third-party ordinary map plan is identified, the identified position of the high-precision map is marked, a prompting threshold value far away from the marked point is designed, and when the vehicle travels to the range of the prompting threshold value, a user is prompted to switch lane-level navigation, or the vehicle automatically switches to the lane-level navigation if the vehicle does not respond within a set time.
It can be understood that, when the vehicle is navigated by the third-party ordinary map during driving, the information about whether the high-precision map exists in a certain range from the starting point position to the end point position in the road section is accessed, and if the high-precision map exists, the vehicle is prompted when the vehicle is approaching the vicinity of the high-precision map, or the vehicle is switched to lane-level navigation. The range may be set or dynamically changed following the speed of the vehicle, e.g., when the speed of the vehicle is fast, the time or distance of the prompt is advanced, and when the speed of the vehicle is slow, the prompt is performed according to normal settings or delayed. The prompt device is used for avoiding the situation that the prompt time is too early or too late to cause the improper prompt time.
In a possible embodiment, the response includes a switch command or a reject command, and the response is implemented by voice recognition or key selection.
It will be appreciated that the prompt may be operated by voice recognition or by key press, and the user may respond as required based on the prompt, including a command to switch directly to lane level navigation or a command to refuse to switch.
In one possible embodiment, the lane-level navigation display includes a hierarchical relationship of roads within the high-precision data information, and is processed in the following manner:
when the vehicle passes through the viaduct, the current level information of the vehicle and the level information of the viaduct in front are known, and when the vehicle passes through the viaduct, the transparency of the vehicle is reduced by blurring the road information of other lanes and levels except the information of the current lane; and highlights the road on which the vehicle is currently traveling.
It can be understood that, in this embodiment, on one hand, when passing through the overpass, since the acquired high-precision data information is 3D data, the hierarchical structure of the overpass can be clearly judged and displayed, and therefore, in the process of navigating according to the navigation route, the current lane is highlighted, and the non-current lane is blurred or the transparency is reduced, so that the user is prevented from driving onto a wrong road, or the user is facilitated to clearly see the road condition in front of the current lane.
In a possible embodiment mode, when the overpass is penetrated, the transparency of the road information of other lanes and levels besides the information of the current lane is weakened; and the road on which the current vehicle runs and other lanes are displayed in different colors and different brightnesses.
It can be understood that, in this embodiment, based on the above situation, lanes on different driving routes may be marked by different colors, for example, a green mark is used for a lane which needs to be currently planned to drive, and other colors are used for non-current lanes to mark, and the transparency of the lane is synchronously adjusted so as to observe the road condition and the road structure ahead.
It should be noted that, in the foregoing embodiments, the descriptions of the respective embodiments have respective emphasis, and reference may be made to relevant descriptions of other embodiments for parts that are not described in detail in a certain embodiment.
As will be appreciated by one skilled in the art, embodiments of the present invention may be provided as a method, system, or computer program product. Accordingly, the present invention may take the form of an entirely hardware embodiment, an entirely software embodiment or an embodiment combining software and hardware aspects. Furthermore, the present invention may take the form of a computer program product embodied on one or more computer-usable storage media (including, but not limited to, disk storage, CD-ROM, optical storage, and the like) having computer-usable program code embodied therein.
The present invention is described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems), and computer program products according to embodiments of the invention. It will be understood that each flow and/or block of the flow diagrams and/or block diagrams, and combinations of flows and/or blocks in the flow diagrams and/or block diagrams, can be implemented by computer program instructions. These computer program instructions may be provided to a processor of a general purpose computer, special purpose computer, embedded computer, or other programmable data processing apparatus to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable data processing apparatus, create means for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be stored in a computer-readable memory that can direct a computer or other programmable data processing apparatus to function in a particular manner, such that the instructions stored in the computer-readable memory produce an article of manufacture including instruction means which implement the function specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be loaded onto a computer or other programmable data processing apparatus to cause a series of operational steps to be performed on the computer or other programmable apparatus to produce a computer implemented process such that the instructions which execute on the computer or other programmable apparatus provide steps for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
While preferred embodiments of the present invention have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including preferred embodiments and all such alterations and modifications as fall within the scope of the invention.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (5)
1. The map display method based on mapbox engine osm data and high-precision data is characterized by comprising the following steps:
generating a high-precision map by collecting 3D high-precision data information of a road, compiling the high-precision map into tile data by combining downloaded osm data production, and deploying the tile data to a cloud server;
the method comprises the steps that an APP terminal acquires positioning information from a vehicle terminal through a network transmission protocol to display the position of a vehicle in real time, requests map data from a cloud terminal through an HTTP protocol and displays the map data, meanwhile, the APP terminal carries out path planning through accessing a third-party ordinary map SDK, and high-precision map registration is carried out through transmitting the path planning result to a map engine on the IECU side of the vehicle;
and identifying the position of the high-precision map in the road section between the starting point and the end point of the third-party common map plan, reminding a user when the position of the high-precision map is close to the position in the driving process or directly switching to lane-level navigation, and dynamically displaying.
2. The map display method based on mapbox engine osm data and high-precision data according to claim 1, wherein, when the position of the high-precision map existing in the section from the starting point to the ending point of the third-party ordinary map plan is identified, the identified position of the high-precision map is marked, a prompt threshold from the marked point is designed, and when the map is driven to be within the prompt threshold, the user is prompted to switch lane-level navigation, or when the map is not responded within the set time, the map is automatically switched to lane-level navigation.
3. The map display method based on mapbox engine osm data and high precision data according to claim 2, wherein said response includes a switch command or a reject command, and said response is implemented by voice recognition or key selection.
4. The map display method based on mapbox engine osm data and high precision data according to claim 1, wherein the lane level navigation display includes a hierarchical relationship of roads within the high precision data information, and is processed in the following manner:
when the vehicle passes through the viaduct, the current level information of the vehicle and the level information of the viaduct in front are known, and when the vehicle passes through the viaduct, the transparency of the vehicle is reduced by blurring the road information of other lanes and levels except the information of the current lane; and highlights the road on which the vehicle is currently traveling.
5. The map display method based on mapbox engine osm data and high-precision data according to claim 4, wherein when passing through an overpass, transparency is reduced by blurring road information of other lanes and levels in addition to information of a current lane; and the road on which the current vehicle runs and other lanes are displayed in different colors and different brightnesses.
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