CN113436464B - Vehicle danger early warning method, device, equipment and storage medium - Google Patents
Vehicle danger early warning method, device, equipment and storage medium Download PDFInfo
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- CN113436464B CN113436464B CN202110726477.8A CN202110726477A CN113436464B CN 113436464 B CN113436464 B CN 113436464B CN 202110726477 A CN202110726477 A CN 202110726477A CN 113436464 B CN113436464 B CN 113436464B
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/16—Anti-collision systems
- G08G1/166—Anti-collision systems for active traffic, e.g. moving vehicles, pedestrians, bikes
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/02—Alarms for ensuring the safety of persons
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B7/00—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00
- G08B7/06—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00 using electric transmission, e.g. involving audible and visible signalling through the use of sound and light sources
Abstract
The application discloses a vehicle danger early warning method, a vehicle danger early warning device, computer equipment and a computer readable storage medium, wherein the method comprises the following steps: acquiring a rear vehicle image by acquiring a preset camera; determining a position relation between the vehicle and a target vehicle in the vehicle image according to the vehicle image based on a preset vehicle position model; and sending preset early warning information according to the position relation, wherein the preset early warning information comprises icon flicker information, voice prompt information and safety belt vibration information, so that the view range change generated by the speed of the vehicle in the driving process is realized, the driver is timely informed of avoiding danger through icon flicker, voice prompt and safety belt vibration, and the probability of sudden danger and accident occurrence is reduced.
Description
Technical Field
The present application relates to the field of safety technologies, and in particular, to a vehicle risk early warning method, an apparatus, a computer device, and a computer-readable storage medium.
Background
At present, a driving sight blind area detection and reminding method is to detect a vehicle blind area through an Advanced Driver Assistance System (ADAS), scan the vehicle side rear part by using a microwave radar, and observe whether an overtaking vehicle exists in the side rear blind area or not when a self vehicle changes lanes to maneuver, so as to prevent the two vehicles from colliding. However, during driving, the driver cannot be informed in time to avoid danger due to the change of the visual field range caused by the speed of the vehicle, thereby increasing the probability of sudden danger and accidents.
Disclosure of Invention
The application mainly aims to provide a vehicle danger early warning method, a vehicle danger early warning device, computer equipment and a computer readable storage medium, and aims to solve the technical problems that in the existing driving process, the visual field range generated by the speed of a vehicle is changed, a driver cannot be informed in time to avoid danger, and the probability of sudden danger and accidents is increased.
In a first aspect, the present application provides a vehicle danger early warning method, including the steps of:
acquiring a vehicle image behind a preset camera;
determining a position relation between the target vehicle in the vehicle image according to the vehicle image based on a preset vehicle position model;
and sending preset early warning information according to the position relation, wherein the preset early warning information comprises icon flicker information, voice prompt information and safety belt vibration information.
Preferably, the position relationship includes the same direction and distance; the sending of preset early warning information according to the position relationship comprises:
if the direction of the target vehicle is the same as that of the target vehicle, acquiring the distance between the target vehicle and the target vehicle;
determining whether the current position is in a dangerous area or not according to the distance;
and if the safety belt is determined to be in the dangerous area, sending preset early warning information, wherein the preset early warning information comprises icon flicker information, voice prompt information and safety belt vibration information.
Preferably, the determining whether the mobile terminal is currently located in the dangerous area according to the distance includes:
if the distance between the target vehicle and the target vehicle is greater than or equal to a first preset threshold and smaller than a second preset threshold, determining that the target vehicle is in a first dangerous area;
and if the distance between the target vehicle and the target vehicle is greater than or equal to a second preset threshold value, determining that the target vehicle and the target vehicle are in a second dangerous area.
Preferably, if it is determined that the mobile terminal is in a dangerous area, sending preset warning information, including:
if the target vehicle is determined to be in the first dangerous area, sending the icon flashing information and/or voice prompt information;
and if the target vehicle is determined to be in the second dangerous area, sending the icon flashing information, the voice prompt information and/or the safety belt vibration information, wherein the safety belt vibration information comprises primary vibration and secondary vibration.
Preferably, after the icon blinking information and/or the voice prompt information are generated if it is determined that the target vehicle is in the first dangerous area, the method includes:
if the time length of the target vehicle in the first dangerous area is determined to be longer than the preset time length, sending the safety belt vibration information;
and the safety belt vibrates at a first level through the safety belt vibration information.
If the target vehicle is determined to be in the second dangerous area, sending the icon flashing information, the voice prompt information and/or the safety belt vibration information, wherein the safety belt vibration information comprises primary vibration and secondary vibration, and then the method further comprises the following steps:
if the time length of the target vehicle in the second dangerous area is determined to be longer than the preset time length, sending the safety belt vibration information;
and the safety belt is subjected to secondary vibration through the safety belt vibration information.
And displaying the vehicle image and/or the icon corresponding to the icon flashing information on a preset display screen.
In a second aspect, the present application further provides a vehicle danger early warning device, comprising:
the acquisition module is used for acquiring a vehicle image behind the preset camera;
the determining module is used for determining the position relation between the vehicle image and a target vehicle in the vehicle image according to the vehicle image;
and the sending module is used for sending preset early warning information according to the position relation, wherein the preset early warning information comprises icon flicker information, voice prompt information and vibration information.
In a third aspect, the present application further provides a computer device, which includes a processor, a memory, and a computer program stored on the memory and executable by the processor, wherein the computer program, when executed by the processor, implements the steps of the vehicle danger early warning method as described above.
In a fourth aspect, the present application further provides a computer-readable storage medium, having a computer program stored thereon, where the computer program, when executed by a processor, implements the steps of the vehicle risk early warning method as described above.
The application provides a vehicle danger early warning method, a vehicle danger early warning device, computer equipment and a computer readable storage medium, wherein a preset camera is obtained to acquire a rear vehicle image; determining a position relation between the target vehicle in the vehicle image according to the vehicle image based on a preset vehicle position model; and sending preset early warning information according to the position relation, wherein the preset early warning information comprises icon flicker information, voice prompt information and safety belt vibration information, so that the vision range change generated by the speed of the vehicle in the driving process is realized, the driver is timely informed of danger avoidance through icon flicker, voice prompt and safety belt vibration, and the probability of sudden danger and accident occurrence is reduced.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a schematic flowchart of a vehicle danger early warning method according to an embodiment of the present disclosure;
FIG. 2 is a flow chart illustrating sub-steps of the vehicle hazard warning method of FIG. 1;
FIG. 3 is a schematic flow chart illustrating another vehicle risk early warning method according to an embodiment of the present disclosure;
FIG. 4 is a schematic flow chart illustrating another vehicle risk early warning method according to an embodiment of the present disclosure;
FIG. 5 is a schematic block diagram of a vehicle danger early warning device according to an embodiment of the present disclosure;
fig. 6 is a block diagram schematically illustrating a structure of a computer device according to an embodiment of the present application.
The implementation, functional features and advantages of the objectives of the present application will be further explained with reference to the accompanying drawings.
Detailed Description
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 obvious that the described embodiments are some, but not all, embodiments of the present application. 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 application.
The flow diagrams depicted in the figures are merely illustrative and do not necessarily include all of the elements and operations/steps, nor do they necessarily have to be performed in the order depicted. For example, some operations/steps may be decomposed, combined or partially combined, so that the actual execution sequence may be changed according to the actual situation.
The embodiment of the application provides a vehicle danger early warning method and device, computer equipment and a computer readable storage medium. The vehicle danger early warning method can be applied to computer equipment, the computer equipment can be electronic equipment such as a vehicle-mounted computer, the vehicle-mounted computer is applied to a vehicle, and the vehicle-mounted computer comprises an electronic rearview mirror and an electronic instrument panel.
Some embodiments of the present application will be described in detail below with reference to the accompanying drawings. The embodiments described below and the features of the embodiments can be combined with each other without conflict.
Referring to fig. 1, fig. 1 is a schematic flow chart of a vehicle danger early warning method according to an embodiment of the present disclosure.
As shown in fig. 1, the method includes steps S101 to S103.
And S101, acquiring a vehicle image behind which a preset camera collects.
Exemplarily, a camera is mounted at the tail of the vehicle in advance, and a vehicle image behind the vehicle is acquired in real time through the camera.
And S102, determining the position relation between the target vehicle and the vehicle image according to the vehicle image based on a preset vehicle position model.
Exemplarily, a preset vehicle position model is called, a vehicle image collected by a camera is input into the preset vehicle position model, the vehicle image is predicted through the preset vehicle position model, and a position relation between the vehicle image and a target vehicle in the vehicle image is obtained, wherein the position relation comprises the same direction and the opposite direction. As an example, the preset vehicle position model includes an input layer, a hidden layer, and an output layer. For example, a vehicle image is input into a vehicle position model, a vehicle feature in the vehicle image is extracted through an input layer of the vehicle position model, the vehicle feature is mapped through a hidden layer, labeling information corresponding to the vehicle feature is obtained, whether the vehicle feature is a vehicle head feature or not is determined through the labeling information, and if the vehicle feature belongs to the vehicle head feature, the output layer of the vehicle position model is preset to output the same direction as the position relation of a target vehicle in the vehicle image.
And S103, sending preset early warning information according to the position relation, wherein the preset early warning information comprises icon flicker information, voice prompt information and safety belt vibration information.
Exemplarily, when the position relation is obtained, the position relation is compared with preset conditions to determine whether the position relation meets the preset conditions, and if the position relation meets the preset conditions, preset early warning information is sent, wherein the preset early warning information comprises icon flashing information, voice prompt information and safety information to be vibrated.
In an embodiment, specifically referring to fig. 2, step S103 includes: substeps 1031 to substep S1033.
And a substep S1031, if determining that the direction is the same as the target vehicle, acquiring the distance between the target vehicle and the vehicle.
Exemplarily, when the vehicle image is determined to be in the same direction as the target vehicle in the vehicle image, a preset vehicle distance model is called, the vehicle image is output to the preset vehicle distance model, the preset vehicle distance model comprises an input layer, a hidden layer and an output layer, the image distance between the vehicle image and the target vehicle is extracted through the input layer of the preset vehicle distance model, the image distance is mapped through the hidden layer of the preset vehicle distance model to obtain corresponding feature vector information, the distance between the vehicle image and the target vehicle is determined through the feature vector information, and the distance output by the output layer of the vehicle distance model is obtained.
Or, when the vehicle image is determined to be in the same direction as the target vehicle in the vehicle image, the vehicle image is analyzed, and the image distance between the vehicle image and the target vehicle is obtained. And when the image distance between the camera and the target vehicle is acquired, acquiring the focal length of the camera when the vehicle image is acquired, and calculating the distance between the camera and the target vehicle according to the focal length and the image distance.
And a substep S1032 of determining whether the current position is in the dangerous area or not according to the distance.
Exemplarily, when the distance is acquired, it is determined whether the current location is in the danger area or not by the distance. For example, the distance is compared with a preset distance, and if the distance is greater than the preset distance, it is determined that the current danger area is located.
Specifically, the determining whether the current location is in a dangerous area according to the distance includes: if the distance between the target vehicle and the target vehicle is greater than or equal to a first preset threshold and smaller than a second preset threshold, determining that the target vehicle is in a first dangerous area; and if the distance between the target vehicle and the target vehicle is greater than or equal to a second preset threshold value, determining that the target vehicle and the target vehicle are in a second dangerous area.
Exemplarily, the distance is compared with a first preset threshold and a second preset threshold, and if the distance is greater than or equal to the first preset threshold and smaller than the second preset threshold, it is determined that the target vehicle is in the first dangerous area. And if the distance between the target vehicle and the target vehicle is greater than or equal to a second preset threshold value, determining that the target vehicle and the target vehicle are in a second dangerous area.
And a substep S1033 of sending preset early warning information if the dangerous area is determined to be located, wherein the preset early warning information comprises icon flicker information, voice prompt information and safety belt vibration information.
Exemplarily, when the dangerous area in the current area is determined, preset early warning information is sent, wherein the preset early warning information comprises icon flicker information, voice prompt information and safety belt vibration information. The icon flashing information comprises preset icons with different colors, and the voice prompt information comprises music voice or alarm voice.
Specifically, if it is determined that the mobile terminal is located in the dangerous area, sending preset early warning information, including: if the target vehicle is determined to be in the first dangerous area, sending the icon flashing information and/or voice prompt information; and if the target vehicle is determined to be in the second dangerous area, sending the icon flashing information, the voice prompt information and/or the safety belt vibration information, wherein the safety belt vibration information comprises primary vibration and secondary vibration.
Exemplarily, if the vehicle is determined to be in the first dangerous area with the target vehicle, icon flashing information and/or voice prompt information is sent. For example, if the vehicle is determined to be in a first dangerous area with the target vehicle, icon flashing information is sent; or determining that the vehicle is in a first dangerous area with the target vehicle, and sending voice prompt information; or determining that the vehicle is in the first dangerous area with the target vehicle, and sending icon flashing information and voice prompt information. For example, when the situation that the vehicle and the target vehicle are in the first dangerous area is determined, the icon flickering information is sent to be green icon flickering information, and the voice prompt information is music voice information.
And if the target vehicle is determined to be in the second dangerous area, sending icon flashing information, voice prompt information and/or safety belt vibration information. For example, if the target vehicle is determined to be in a second dangerous area, icon flashing information is sent; or, determining that the target vehicle is in a second dangerous area, and sending voice prompt information; or determining that the target vehicle is in a second dangerous area, and sending safety belt vibration information; or determining that the vehicle is in a second dangerous area with the target vehicle, and sending icon flashing information, voice prompt information and safety belt vibration information. For example, when the vehicle is determined to be in the first dangerous area with the target vehicle, the icon flashing information is sent to be red icon flashing information, and the voice prompt information is alarm voice information. The safety belt vibration information comprises primary vibration and secondary vibration. The safety belt comprises a safety belt buckle, a safety belt vibration controller and a safety belt vibration reminding device; the safety belt vibration reminding device is connected with the safety belt vibration controller through a data line. For example, the vehicle-mounted computer sends safety vibration information to the safety belt vibration controller, so that the safety belt vibration controller controls the safety belt vibration reminding device to generate vibration, wherein the vehicle-mounted computer is in wired or wireless connection with the safety belt, and the wireless connection comprises Zigbee or wi-fi.
In the embodiment of the application, the rear vehicle image is acquired by acquiring the preset camera, the distance between the vehicle image and a target vehicle in the vehicle image is determined according to the vehicle image based on the preset vehicle position model, and the preset early warning information is sent, wherein the early warning information comprises icon flicker information, voice prompt information and safety belt vibration information, and the driver is informed of avoiding danger through icon flicker, voice prompt and safety belt vibration, so that the probability of sudden danger and accident occurrence is reduced.
Referring to fig. 3, fig. 3 is a schematic flow chart of a vehicle danger early warning method according to an embodiment of the present disclosure.
As shown in fig. 3, this includes steps S201 to S203.
Step S201, if the situation that the target vehicle is located in the first dangerous area is determined, the icon flashing information and/or the voice prompt information are/is sent.
Exemplarily, if the vehicle is determined to be in the first dangerous area with the target vehicle, icon flashing information and/or voice prompt information is sent. For example, if the vehicle is determined to be in a first dangerous area with the target vehicle, icon flashing information is sent; or determining that the vehicle is in a first dangerous area with the target vehicle, and sending voice prompt information; or determining that the vehicle is in the first dangerous area with the target vehicle, and sending icon flashing information and voice prompt information. For example, when the vehicle is determined to be in the first dangerous area with the target vehicle, the icon flashing information is generated to be green icon flashing information, and the voice prompt information is music voice information.
And step S202, if the time length of the target vehicle in the first dangerous area is determined to be greater than the preset time length, the safety belt vibration information is sent.
Exemplarily, after the icon flashing information and/or the voice prompt information are sent, the time length of the target vehicle in the first dangerous area is recorded. And if the time length of the target vehicle in the first dangerous area is longer than the preset time length, sending the safety belt vibration information.
And step S203, generating primary vibration on the safety belt through the safety belt vibration information.
Exemplarily, the primary vibration is sent safely through the safety belt vibration information. For example, the seat belt includes a seat belt buckle, a seat belt shock controller, a seat belt shock alert; the safety belt vibration reminding device is connected with the safety belt vibration controller through a data line. And sending the vibration information to a safety to-be-vibrated reminding device, and forwarding the vibration information to a safety belt vibration controller by the safety belt vibration reminding device so that the safety belt generates primary vibration according to the vibration information.
In this embodiment, after the vehicle is in the first dangerous area with the target vehicle, if the time length of the vehicle in the first dangerous area with the target vehicle is greater than the preset time length, the safety belt vibration information is sent, and the driver is notified again through the preset time length to avoid danger, so that the probability of sudden danger and accidents is reduced.
Referring to fig. 4, fig. 4 is a schematic flow chart of a vehicle danger early warning method according to an embodiment of the present application.
As shown in fig. 4, this includes steps S301 to S303.
Step S301, if the target vehicle is determined to be in the second dangerous area, sending the icon flashing information, the voice prompt information and/or the safety belt vibration information, wherein the safety belt vibration information comprises primary vibration and secondary vibration.
Exemplarily, if the vehicle is determined to be in the second dangerous area with the target vehicle, icon flashing information, voice prompt information and/or safety belt vibration information are sent. For example, if the target vehicle is determined to be in a second dangerous area, icon flashing information is sent; or determining that the vehicle is in a second dangerous area with the target vehicle, and sending voice prompt information; or determining that the target vehicle is in a second dangerous area, and sending safety belt vibration information; or determining that the vehicle is in a second dangerous area with the target vehicle, and sending icon flashing information, voice prompt information and safety belt vibration information. For example, when the vehicle is determined to be in the first dangerous area with the target vehicle, the icon flashing information is sent to be red icon flashing information, and the voice prompt information is alarm voice information. The safety belt vibration information comprises primary vibration and secondary vibration. The safety belt comprises a safety belt buckle, a safety belt vibration controller and a safety belt vibration reminding device; the safety belt vibration reminding device is connected with the safety belt vibration controller through a data line.
Step S302, if the time length of the target vehicle in the second dangerous area is determined to be longer than the preset time length, the safety belt vibration information is sent.
Exemplarily, after the icon flashing information and/or the voice prompt information are sent, the time length of the target vehicle in the second dangerous area is recorded. And if the time length of the target vehicle in the second dangerous area is longer than the preset time length, sending the safety belt vibration information.
And step S303, generating secondary vibration of the safety belt through the safety belt vibration information.
Exemplarily, the secondary vibration is sent safely through the safety belt vibration information. For example, the seat belt includes a seat belt buckle, a seat belt shock controller, a seat belt shock alert; the safety belt vibration reminding device is connected with the safety belt vibration controller through a data line. And sending the vibration information to a safety to-be-vibrated reminding device, and forwarding the vibration information to a safety belt vibration controller by the safety belt vibration reminding device so that the safety belt generates secondary vibration according to the vibration information.
In this embodiment, after the vehicle is in the second dangerous area, if the time length of the vehicle in the second dangerous area is greater than the preset time length, the safety belt vibration information is sent, and the driver is notified again through the preset time length to avoid danger, so that the probability of sudden danger and accidents is reduced.
Referring to fig. 5, fig. 5 is a schematic block diagram of a vehicle danger early warning device according to an embodiment of the present disclosure.
As shown in fig. 5, the vehicle risk early warning apparatus 400 includes: an acquisition module 401, a determination module 402, and a sending module 403.
The acquisition module 401 is configured to acquire a vehicle image behind a preset camera;
a determining module 402, configured to determine, according to the vehicle image, a position relationship with a target vehicle in the vehicle image;
a sending module 403, configured to send preset warning information according to the position relationship, where the preset warning information includes icon flashing information, voice prompt information, and vibration information.
The sending module 403 is specifically further configured to:
if the direction of the target vehicle is the same as that of the target vehicle, acquiring the distance between the target vehicle and the target vehicle;
determining whether the current position is in a dangerous area or not according to the distance;
and if the safety belt is determined to be in the dangerous area, sending preset early warning information, wherein the preset early warning information comprises icon flicker information, voice prompt information and safety belt vibration information.
The sending module 403 is further specifically configured to:
if the distance between the target vehicle and the target vehicle is greater than or equal to a first preset threshold and smaller than a second preset threshold, determining that the target vehicle is in a first dangerous area;
and if the distance between the target vehicle and the target vehicle is greater than or equal to a second preset threshold value, determining that the target vehicle and the target vehicle are in a second dangerous area.
The sending module 403 is further specifically configured to:
if the situation that the target vehicle is located in the first dangerous area is determined, sending icon flashing information and/or voice prompt information;
and if the target vehicle is determined to be in the second dangerous area, sending the icon flashing information, the voice prompt information and/or the safety belt vibration information, wherein the safety belt vibration information comprises primary vibration and secondary vibration.
Wherein, the dangerous early warning device of vehicle still is used for:
if the time length of the target vehicle in the first dangerous area is determined to be longer than the preset time length, sending the safety belt vibration information;
and the safety belt vibrates at a first level through the safety belt vibration information.
Wherein, the dangerous early warning device of vehicle still is used for:
if the time length of the target vehicle in the second dangerous area is determined to be longer than the preset time length, sending the safety belt vibration information;
and the safety belt is subjected to secondary vibration through the safety belt vibration information.
Wherein, the dangerous early warning device of vehicle still is used for: and displaying the vehicle image and/or the icon corresponding to the icon flashing information on a preset display screen.
It should be noted that, as will be clearly understood by those skilled in the art, for convenience and simplicity of description, the specific working processes of the above-described devices and modules and units may refer to the corresponding processes in the foregoing vehicle danger early warning method embodiment, and are not described herein again.
The apparatus provided by the above embodiments may be implemented in the form of a computer program, which can be run on a computer device as shown in fig. 6.
Referring to fig. 6, fig. 6 is a schematic block diagram illustrating a structure of a computer device according to an embodiment of the present disclosure. The computer device may be a terminal.
As shown in fig. 6, the computer device includes a processor, a memory, and a network interface connected by a system bus, wherein the memory may include a nonvolatile storage medium and an internal memory.
The non-volatile storage medium may store an operating system and a computer program. The computer program includes program instructions that, when executed, cause a processor to perform any one of the vehicle hazard warning methods.
The processor is used for providing calculation and control capability and supporting the operation of the whole computer equipment.
The internal memory provides an environment for execution of a computer program in a non-volatile storage medium, which when executed by the processor, causes the processor to perform any one of the vehicle hazard warning methods.
The network interface is used for network communication, such as sending assigned tasks and the like. Those skilled in the art will appreciate that the architecture shown in fig. 6 is merely a block diagram of some of the structures associated with the disclosed aspects and is not intended to limit the computing devices to which the disclosed aspects apply, as particular computing devices may include more or less components than those shown, or may combine certain components, or have a different arrangement of components.
It should be understood that the Processor may be a Central Processing Unit (CPU), and the Processor may be other general purpose processors, Digital Signal Processors (DSPs), Application Specific Integrated Circuits (ASICs), Field Programmable Gate Arrays (FPGAs) or other Programmable logic devices, discrete Gate or transistor logic devices, discrete hardware components, etc. Wherein a general purpose processor may be a microprocessor or the processor may be any conventional processor or the like.
Wherein, in one embodiment, the processor is configured to execute the computer program stored in the memory to perform the steps of:
acquiring a vehicle image behind a preset camera;
determining a position relation between the target vehicle in the vehicle image according to the vehicle image based on a preset vehicle position model;
and sending preset early warning information according to the position relation, wherein the preset early warning information comprises icon flicker information, voice prompt information and safety belt vibration information.
In one embodiment, the processor implements that the positional relationship comprises a same direction; and when preset early warning information is sent according to the position relationship, the method is used for realizing that:
if the direction of the target vehicle is the same as that of the target vehicle, acquiring the distance between the target vehicle and the target vehicle;
determining whether the current position is in a dangerous area or not according to the distance;
and if the safety belt is determined to be in the dangerous area, sending preset early warning information, wherein the preset early warning information comprises icon flicker information, voice prompt information and safety belt vibration information.
In one embodiment, the processor is configured to determine whether the current location is in a danger zone based on the distance, and is configured to:
if the distance between the target vehicle and the target vehicle is greater than or equal to a first preset threshold and smaller than a second preset threshold, determining that the target vehicle is in a first dangerous area;
and if the distance between the target vehicle and the target vehicle is greater than or equal to a second preset threshold value, determining that the target vehicle and the target vehicle are in a second dangerous area.
In one embodiment, the processor is configured to, when sending preset warning information if it is determined that the mobile terminal is in a dangerous area, implement:
if the target vehicle is determined to be in the first dangerous area, sending the icon flashing information and/or voice prompt information;
and if the target vehicle is determined to be in the second dangerous area, sending the icon flashing information, the voice prompt information and/or the safety belt vibration information, wherein the safety belt vibration information comprises primary vibration and secondary vibration.
In one embodiment, the processor is implemented, after sending the icon blinking information and/or voice prompt information if the first danger zone with the target vehicle is determined, to implement:
if the time length of the target vehicle in the first dangerous area is determined to be longer than the preset time length, sending the safety belt vibration information;
and the safety belt vibrates at a first level through the safety belt vibration information.
In one embodiment, the processor is configured to send the icon blinking message, the voice prompt message and/or the seat belt vibration message if the target vehicle is determined to be in the second danger zone, wherein the seat belt vibration message includes a primary vibration and a secondary vibration, and is configured to implement:
if the time length of the target vehicle in the second dangerous area is determined to be longer than the preset time length, sending the safety belt vibration information;
and the safety belt is subjected to secondary vibration through the safety belt vibration information.
In one embodiment, the processor, when implemented, is configured to implement: and displaying the vehicle image and/or the icon corresponding to the icon flashing information on a preset display screen.
Embodiments of the present application further provide a computer-readable storage medium, where a computer program is stored on the computer-readable storage medium, where the computer program includes program instructions, and a method implemented when the program instructions are executed may refer to the embodiments of the vehicle danger early warning method in the present application.
The computer-readable storage medium may be an internal storage unit of the computer device described in the foregoing embodiment, for example, a hard disk or a memory of the computer device. The computer readable storage medium may also be an external storage device of the computer device, such as a plug-in hard disk, a Smart Media Card (SMC), a Secure Digital (SD) Card, a Flash memory Card (Flash Card), and the like provided on the computer device.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or system that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or system. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in the process, method, article, or system in which the element is included.
The above-mentioned serial numbers of the embodiments of the present application are merely for description, and do not represent the advantages and disadvantages of the embodiments. While the invention has been described with reference to specific embodiments, the scope of the invention is not limited thereto, and those skilled in the art can easily conceive various equivalent modifications or substitutions within the technical scope of the invention. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (9)
1. A vehicle danger early warning method is characterized by being applied to a vehicle and comprising the following steps:
acquiring a vehicle image behind a preset camera;
determining a position relation between the target vehicle in the vehicle image according to the vehicle image based on a preset vehicle position model;
sending preset early warning information according to the position relation, wherein the early warning information comprises icon flicker information, voice prompt information and safety belt vibration information;
the preset vehicle position model comprises an input layer, a hidden layer and an output layer, and the determining of the position relation between the preset vehicle position model and the target vehicle in the vehicle image according to the vehicle image based on the preset vehicle position model comprises the following steps:
inputting the vehicle image to the preset vehicle position model;
extracting and obtaining vehicle features in the vehicle image based on an input layer of the preset vehicle position model;
mapping the vehicle characteristics based on a hidden layer of the preset vehicle position model to obtain marking information corresponding to the vehicle characteristics;
determining whether the vehicle features are vehicle head features or not based on the labeling information;
if the vehicle features are vehicle head features, outputting the position relation of the vehicle features and the target vehicle in the vehicle image to be in the same direction based on an output layer of the preset vehicle position model;
if the vehicle features are not the vehicle head features, outputting the position relation of the target vehicle in the vehicle image to be in the opposite direction based on an output layer of the preset vehicle position model;
the sending of preset early warning information according to the position relationship comprises:
if the direction of the target vehicle is the same as that of the target vehicle, acquiring the distance between the target vehicle and the target vehicle;
determining whether the current position is in a dangerous area or not according to the distance;
and if the safety belt is determined to be in the dangerous area, sending preset early warning information, wherein the preset early warning information comprises icon flicker information, voice prompt information and safety belt vibration information.
2. The vehicle risk early warning method according to claim 1, wherein the determining whether the vehicle is currently in a risk area according to the distance comprises:
if the distance between the target vehicle and the target vehicle is greater than or equal to a first preset threshold and smaller than a second preset threshold, determining that the target vehicle is in a first dangerous area;
and if the distance between the target vehicle and the target vehicle is greater than or equal to a second preset threshold value, determining that the target vehicle and the target vehicle are in a second dangerous area.
3. The vehicle risk early warning method according to claim 2, wherein the sending preset early warning information if it is determined that the vehicle is in a dangerous area comprises:
if the target vehicle is determined to be in the first dangerous area, sending the icon flashing information and/or voice prompt information;
and if the target vehicle is determined to be in the second dangerous area, sending the icon flashing information, the voice prompt information and/or the safety belt vibration information, wherein the safety belt vibration information comprises primary vibration and secondary vibration.
4. The vehicle danger early warning method according to claim 3, wherein after generating the icon blinking information and/or the voice prompt information if it is determined that the target vehicle is in the first danger zone, the method comprises:
if the time length of the target vehicle in the first dangerous area is determined to be longer than the preset time length, sending the safety belt vibration information;
and the safety belt vibrates at a first level through the safety belt vibration information.
5. The vehicle danger early warning method according to claim 3, wherein if it is determined that the target vehicle is in the second danger zone, the icon flashing message, the voice prompt message and/or the seat belt vibration message, wherein the seat belt vibration message includes a primary vibration and a secondary vibration, further comprising:
if the time length of the target vehicle in the second dangerous area is determined to be longer than the preset time length, sending the safety belt vibration information;
and the safety belt is subjected to secondary vibration through the safety belt vibration information.
6. The vehicle risk early warning method according to claim 1, wherein an icon corresponding to the vehicle image and/or the icon blinking information is displayed on a preset display screen.
7. A vehicle danger early warning device, characterized in that the vehicle danger early warning device comprises:
the acquisition module is used for acquiring a vehicle image behind the preset camera;
the determining module is used for determining the position relation between the vehicle image and a target vehicle in the vehicle image according to the vehicle image;
the sending module is used for sending preset early warning information according to the position relation, wherein the preset early warning information comprises icon flicker information, voice prompt information and vibration information;
the determining module is specifically configured to:
inputting the vehicle image to the preset vehicle position model;
extracting and obtaining vehicle features in the vehicle image based on an input layer of the preset vehicle position model;
mapping the vehicle characteristics based on a hidden layer of the preset vehicle position model to obtain marking information corresponding to the vehicle characteristics;
determining whether the vehicle features are vehicle head features or not based on the labeling information;
if the vehicle features are vehicle head features, outputting the position relation of the vehicle features and the target vehicle in the vehicle image to be in the same direction based on an output layer of the preset vehicle position model;
if the vehicle features are not the vehicle head features, outputting the position relation of the target vehicle in the vehicle image to be in the opposite direction based on an output layer of the preset vehicle position model;
the sending module is specifically configured to:
if the direction of the target vehicle is the same as that of the target vehicle, acquiring the distance between the target vehicle and the target vehicle;
determining whether the current position is in a dangerous area or not according to the distance;
and if the safety belt is determined to be in the dangerous area, sending preset early warning information, wherein the preset early warning information comprises icon flicker information, voice prompt information and safety belt vibration information.
8. A computer arrangement, characterized in that the computer arrangement comprises a display screen, a processor, a memory, and a computer program stored on the memory and executable by the processor, wherein the computer program, when executed by the processor, carries out the steps of the vehicle hazard warning method according to any one of claims 1 to 6.
9. A computer-readable storage medium, having a computer program stored thereon, wherein the computer program, when being executed by a processor, carries out the steps of the vehicle risk pre-warning method according to any one of claims 1 to 6.
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