CN109624858B - Image display method and device for exterior rearview mirror - Google Patents
Image display method and device for exterior rearview mirror Download PDFInfo
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- CN109624858B CN109624858B CN201910006197.2A CN201910006197A CN109624858B CN 109624858 B CN109624858 B CN 109624858B CN 201910006197 A CN201910006197 A CN 201910006197A CN 109624858 B CN109624858 B CN 109624858B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R1/00—Optical viewing arrangements; Real-time viewing arrangements for drivers or passengers using optical image capturing systems, e.g. cameras or video systems specially adapted for use in or on vehicles
- B60R1/02—Rear-view mirror arrangements
- B60R1/06—Rear-view mirror arrangements mounted on vehicle exterior
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R1/00—Optical viewing arrangements; Real-time viewing arrangements for drivers or passengers using optical image capturing systems, e.g. cameras or video systems specially adapted for use in or on vehicles
- B60R1/12—Mirror assemblies combined with other articles, e.g. clocks
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R1/00—Optical viewing arrangements; Real-time viewing arrangements for drivers or passengers using optical image capturing systems, e.g. cameras or video systems specially adapted for use in or on vehicles
- B60R1/12—Mirror assemblies combined with other articles, e.g. clocks
- B60R2001/1215—Mirror assemblies combined with other articles, e.g. clocks with information displays
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Abstract
The embodiment of the invention provides an image display method and device of an external rearview mirror, which are applied to a first vehicle, wherein the method comprises the following steps: acquiring a first image acquired by a first camera device, wherein the first camera device is arranged on a left rearview mirror of the first vehicle and a right rearview mirror of the first vehicle; determining an image to be displayed in the first image according to the running speed of the first vehicle; displaying the image to be displayed in a display device of the first vehicle. The method and the device are used for simplified user operation, and further improve user experience.
Description
Technical Field
The embodiment of the invention relates to the field of automobile outside rearview mirrors, in particular to an image display method and device of an outside rearview mirror.
Background
The left and right sides of the head of the vehicle are generally provided with an exterior rear view mirror. The outer rear view mirror is the "second eye" of the user, and can enlarge the visual field range of the driver in the vehicle, so that the driver can know the road condition information on the left side and the right side of the vehicle according to the outer rear view mirror.
At present, vehicle outside rear-view mirror is mechanized outside rear-view mirror, when the driver need know the road conditions information that is close to the automobile body, need make two outside rear-view mirrors rotatory to the automobile body to make two outside rear-view mirrors can show the road conditions information that is close to the automobile body, when the driver need know the road conditions information of keeping away from the automobile body, need make two outside rear-view mirrors rotatory to the automobile body is outside, so that two outside rear-view mirrors can show the road conditions information of keeping away from the automobile body.
In the above process, in order to know the traffic information near or far from the vehicle, the driver needs to continuously rotate the two external rear view mirrors, thereby causing the operation of the external rear view mirrors to be complicated.
Disclosure of Invention
The embodiment of the invention provides an image display method and device of an external rearview mirror, which are used for simplifying user operation and further improving user experience.
In a first aspect, an embodiment of the present invention provides an image display method for an exterior mirror, which is applied to a first vehicle, and includes:
acquiring a first image acquired by a first camera device, wherein the first camera device is arranged on a left rearview mirror of the first vehicle and a right rearview mirror of the first vehicle;
determining an image to be displayed in the first image according to the running speed of the first vehicle;
displaying the image to be displayed in a display device of the first vehicle.
In one possible embodiment, the first camera device is disposed on a right rear view mirror and a left rear view mirror of the first vehicle, and the determining an image to be displayed in the first image according to the traveling speed of the first vehicle includes:
when the running speed is smaller than a first threshold value, determining a first partial image in the first image as the image to be displayed;
the first partial image is an image between a first boundary line and a first side edge in the first image, the first side edge is an edge which faces the tail of the first vehicle by taking the midpoint of the bottom edge of the first image as an end point, and an included angle between the first boundary line and the first side edge is smaller than a first preset angle.
In another possible embodiment, the first camera device is disposed on a right rear view mirror and a left rear view mirror of the first vehicle, and the determining an image to be displayed in the first image according to the traveling speed of the first vehicle includes:
when the running speed is greater than or equal to the first threshold value, determining a second partial image in the first image as the image to be displayed;
the second partial image is an image between a second boundary line and a second side edge in the first image, the second side edge is an edge which faces the head of the first vehicle by taking the middle point of the bottom edge of the first image as an end point, and an included angle between the second boundary line and the second side edge is larger than a second preset angle.
In another possible embodiment, the method further comprises:
acquiring a second image acquired by a second camera device, wherein the second camera device is arranged at the tail part of the first vehicle;
and displaying the second image.
In another possible embodiment, the method further comprises:
acquiring a scanning result of the radar;
determining road condition information according to the scanning result, wherein the road condition information comprises at least one of the number of the moving objects in the environment where the first vehicle is located, the positions of the moving objects, the distance between the moving objects and the first vehicle, and the speed of the moving objects;
and determining a danger coefficient according to the road condition information.
In a second aspect, an embodiment of the present invention provides an image display apparatus for an exterior mirror, the apparatus including a first obtaining module, a first determining module, and a first display module, wherein,
the first acquisition module is used for acquiring a first image acquired by a first camera device, and the first camera device is arranged on a left rearview mirror of the first vehicle and a right rearview mirror of the first vehicle;
the first determining module is used for determining an image to be displayed in the first image according to the running speed of the first vehicle;
the first display module is used for displaying the image to be displayed in a display device of the first vehicle.
In a possible embodiment, the first determining module is specifically configured to:
when the running speed is smaller than a first threshold value, determining a first partial image in the first image as the image to be displayed;
the first partial image is an image between a first boundary line and a first side edge in the first image, the first side edge is an edge which faces the tail of the first vehicle by taking the midpoint of the bottom edge of the first image as an end point, and an included angle between the first boundary line and the first side edge is smaller than a first preset angle.
In another possible embodiment, the first determining module is specifically configured to:
when the running speed is greater than or equal to the first threshold value, determining a second partial image in the first image as the image to be displayed;
the second partial image is an image between a second boundary line and a second side edge in the first image, the second side edge is an edge which faces the head of the first vehicle by taking the middle point of the bottom edge of the first image as an end point, and an included angle between the second boundary line and the second side edge is larger than a second preset angle.
In another possible embodiment mode, the device further comprises a second obtaining module and a second displaying module, wherein,
the second acquisition module is used for acquiring a second image acquired by a second camera device, and the second camera device is arranged at the tail part of the first vehicle;
the second display module is used for displaying the second image.
In another possible embodiment, the apparatus further includes a third obtaining module, a second determining module, and a third determining module, wherein,
the third acquisition module is used for acquiring a scanning result of the radar;
the second determining module is configured to determine road condition information according to the scanning result, where the road condition information includes at least one of the number of the moving objects in an environment where the first vehicle is located, a position of the moving object, a distance between the moving object and the first vehicle, and a speed of the moving object;
and the third determining module is used for determining a danger coefficient according to the road condition information.
In a third aspect, an embodiment of the present invention provides an image display device of an exterior mirror, including: a processor coupled with a memory;
the memory is used for storing a computer program;
the processor is configured to execute the computer program stored in the memory to cause the image display apparatus of the exterior mirror to perform the method of any one of the first aspect.
In a fourth aspect, an embodiment of the present invention provides a readable storage medium, which includes a program or instructions, and when the program or instructions are run on a computer, the method according to any one of the first aspect is performed.
The embodiment of the invention provides an image display method and device of an external rearview mirror, which are applied to a first vehicle, wherein the image display method of the external rearview mirror comprises the following steps: the method comprises the steps of acquiring a first image acquired by a first camera device, wherein the first camera device is arranged on a left rearview mirror of a first vehicle and a right rearview mirror of the first vehicle, determining an image to be displayed in the first image according to the running speed of the first vehicle, and displaying the image to be displayed in a display device of the first vehicle. In the process, the image to be displayed is displayed in the display device and is determined according to the running speed of the first vehicle, so that the defect that a user can know road condition information close to or far away from the vehicle only by rotating the two outer rearview mirrors of the vehicle in the prior art is overcome, the operation of the user is simplified, and the user experience is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic view of an application scenario of an image display method for an exterior mirror according to an embodiment of the present invention;
fig. 2 is a first schematic flow chart of an image display method of an exterior mirror according to an embodiment of the present invention;
FIG. 3 is a second flowchart illustrating an image displaying method of the exterior mirror according to an embodiment of the present invention;
fig. 4A is a schematic diagram of displaying a first partial image in a display device according to an embodiment of the present invention;
fig. 4B is a schematic diagram of displaying a second partial image in a display device according to an embodiment of the present invention;
FIG. 5 is a first schematic structural diagram of an image display apparatus of an exterior mirror according to an embodiment of the present invention;
FIG. 6 is a second schematic structural diagram of an image display device of an exterior mirror according to an embodiment of the present invention;
fig. 7 is a third schematic structural diagram of an image display device of an exterior mirror according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. 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 application scene diagram of an image display method of an exterior mirror according to an embodiment of the present invention. Referring to fig. 1, a display module 11 and a camera module 13 are disposed on the right side of the head of a vehicle 10, a display module 12 and a camera module 14 are disposed on the left side of the head, a camera module 15 is disposed on the tail of the vehicle 10, and a control device (not shown in fig. 1) is further disposed in the vehicle 10. In the process of driving the vehicle 10 by the user, the camera module 13, the camera module 14 and the camera module 15 can shoot the road condition information around the vehicle 10 in real time to obtain the road condition image, the control device can obtain the camera module 13, the camera module 14 and the camera module 15 to obtain the road condition image, and according to the speed of the vehicle 10, the camera module 13, the camera module 14 and the camera module 15 are used for cutting and splicing the road condition image, and the cut and spliced road condition image is displayed in the display module 11 and the display module 12.
It should be noted that the image display method of the exterior mirror provided by the embodiment of the invention is applied to the second vehicle. Specifically, in the present application, the type of the vehicle is not limited.
Alternatively, the Display module 11 and the Display module 12 may be any one of an Organic Light-Emitting Diode (OLED) Display screen and a Liquid Crystal Display (LCD).
Optionally, a layer of mirror is disposed on the surfaces of the display module 11 and the display module 12. The mirror surface can be any one of a metal reflecting film and a single-sided light-transmitting mirror.
Alternatively, the camera module 13, the camera module 14, and the camera module 15 may be an image pickup device capable of scanning a range of 180 degrees or 190 degrees.
Alternatively, the camera module 13 may be disposed on the display module 11, and the camera module 14 may be disposed on the display module 12.
Optionally, when the display module 11 and the display module 12 cannot display the clipped and spliced road condition image, the user may display the road condition image of the vehicle 10 by using the mirror surfaces on the surfaces of the display module 11 and the display module 12.
It should be noted that the speed of the vehicle 10 is different, and the road condition images displayed on the display module 11 and the display module 12 are different, specifically, please refer to the embodiment of fig. 2.
According to the image display method of the exterior rearview mirror provided by the embodiment of the invention, different road condition images can be displayed in the display module 11 and the display module 12 according to the vehicle speed of the vehicle, and a user does not need to adjust the positions of the display module 11 and the display module 12 according to requirements, so that the operation of the user is simplified.
The technical means shown in the present application will be described in detail below with reference to specific examples. It should be noted that the following embodiments may be combined with each other, and the description of the same or similar contents in different embodiments is not repeated.
Fig. 2 is a first flowchart illustrating an image displaying method of an exterior mirror according to an embodiment of the present invention. Referring to fig. 2, the image display method of the exterior mirror includes:
s201: the method comprises the steps of acquiring a first image acquired by a first camera device, wherein the first camera device is arranged on a left rearview mirror of a first vehicle and a right rearview mirror of the first vehicle.
Alternatively, the main body of the embodiment of the present invention may be an Electronic Control Unit (ECU), or may be an image display device of an external mirror provided in the ECU. Alternatively, the image display device of the exterior mirror may be implemented by software, or may be implemented by a combination of software and hardware.
Optionally, the first camera module is disposed on a left rear-view mirror of the first vehicle, and the second camera module is disposed on a right rear-view mirror of the first vehicle.
Optionally, the first camera device may acquire a first image of the surroundings of the first vehicle.
Alternatively, the first camera device may comprise two camera modules, for example a first camera module (such as camera module 14 in fig. 1) and a second camera module (such as camera module 13 in fig. 1).
Optionally, the first image is an image of road condition information around the first vehicle.
S202: an image to be displayed is determined in the first image according to the traveling speed of the first vehicle.
Optionally, a speed sensor is arranged in the first vehicle, and the speed sensor can acquire the running speed of the first vehicle.
Optionally, the ECU may obtain the driving speed acquired by the speed sensor and the first image acquired by the first camera device, cut and splice the first image according to the driving speed, and determine the image to be displayed from the cut and spliced image.
For example, when the first vehicle is smaller than the first threshold value, the road condition image close to the body of the first vehicle in the first image is determined as the image to be displayed. And when the first vehicle is greater than or equal to the first threshold value, determining the road condition image far away from the body of the first vehicle in the first image as the image to be displayed.
S203: an image to be displayed is displayed in a display device of a first vehicle.
Optionally, when the first vehicle is smaller than the first threshold, the road condition image close to the body of the first vehicle in the first image is displayed in the display module 11 and the display module 12, and when the first vehicle is greater than or equal to the first threshold, the road condition image far from the body of the first vehicle in the first image is displayed in the display module 11 and the display module 12.
Optionally, the first threshold is a preset speed of the first vehicle.
Alternatively, the first threshold may be 20 kilometers per hour, 30 kilometers per hour, or the like. Specifically, in the present application, the size of the first threshold is not limited.
It should be noted that the image to be displayed determined by the ECU is output to the display devices (such as the display module 11 and the display module 12 in fig. 1) in the form of Low-Voltage Differential Signaling (LVDS) to make the display devices display the image to be displayed.
Alternatively, a wind speed sensor and a temperature sensor may be provided outside the first vehicle.
Optionally, the wind speed sensor is configured to acquire wind speed information of the first vehicle during a driving process or in a stationary state.
Optionally, the temperature sensor is configured to collect external environment temperature information of the first vehicle.
Optionally, the ECU may obtain the wind speed collected by the wind speed sensor and the external environment temperature collected by the temperature sensor, and display the wind speed information and the external environment temperature information in the display device.
Alternatively, when the display device is square, the wind speed information and the external environment temperature information may be displayed in any one of 4 corners of the display device.
Alternatively, in the present application, the display device may include the display module 11 and the display module 12 in fig. 1. Optionally, the display module 11 is used to replace a right rear-view mirror of the first vehicle, and the display module 12 is used to replace a left rear-view mirror of the first vehicle.
The image display method of the external rear-view mirror provided by the embodiment of the invention is applied to a first vehicle, and comprises the following steps: the method comprises the steps of acquiring a first image acquired by a first camera device, wherein the first camera device is arranged on a left rearview mirror of a first vehicle and a right rearview mirror of the first vehicle, determining an image to be displayed in the first image according to the running speed of the first vehicle, and displaying the image to be displayed in a display device of the first vehicle. In the process, the image to be displayed is displayed in the display device and is determined according to the running speed of the first vehicle, so that the defect that a user can know road condition information close to or far away from the vehicle only by rotating the two outer rearview mirrors of the vehicle in the prior art is overcome, the operation of the user is simplified, and the user experience is improved.
On the basis of any of the above embodiments, the following will explain in detail the image display method of the exterior mirror provided by the embodiment of the present invention with reference to fig. 3, specifically, refer to the embodiment of fig. 3.
Fig. 3 is a schematic flow chart diagram illustrating an image displaying method of an exterior mirror according to an embodiment of the present invention. Referring to fig. 3, the image display method of the exterior mirror includes:
s301: and acquiring a user input instruction.
Optionally, the user input instruction may be a close instruction or an open instruction. The closing instruction is used for closing the display device, and the opening instruction is used for opening the display device.
S302: and judging whether to start the display device according to the input instruction.
If not, go to S303.
If yes, go to step S304.
S303: images of the left and right sides of the first vehicle are displayed in a display device of the first vehicle, respectively.
Optionally, since the surfaces of the two display modules in the display device are provided with a layer of mirror, after the user inputs a closing instruction, the mirror on the two display modules can display images of the left side and the right side of the first vehicle.
For example, the display module disposed on the left side of the vehicle may display an image on the left side of the first vehicle, and the display module disposed on the right side of the vehicle may display an image on the left side of the first vehicle.
It should be noted that the image is a mirror image of the road condition environment on the left side or the right side of the first vehicle.
S304: the method comprises the steps of acquiring a first image acquired by a first camera device, wherein the first camera device is arranged on a left rearview mirror of a first vehicle and a right rearview mirror of the first vehicle.
It should be noted that S304 is the same as S201, and please refer to S201 specifically. Here, the content of S304 is not described in detail.
S305: the travel speed of the first vehicle is acquired.
Alternatively, reference may be made to the method of acquiring the travel speed of the first vehicle in S202. Here, the content of S305 is not described in detail.
S306: it is determined whether the travel speed of the first vehicle is less than a first threshold.
If yes, go to step S307.
If not, go to S308.
Optionally, a first threshold is stored in the ECU of the first vehicle, and after the ECU obtains the running speed of the first vehicle, the first threshold and the running speed may be determined.
S307: and determining a first partial image in the first image as an image to be displayed.
The first partial image is an image between a first boundary line and a first side edge in the first image, the first side edge is an edge which faces the tail of the first vehicle by taking the midpoint of the bottom edge of the first image as an end point, and an included angle between the first boundary line and the first side edge is smaller than a first preset angle.
Alternatively, the first preset angle may be 50 degrees, 60 degrees, or the like.
S308: and determining the second partial image in the first image as the image to be displayed.
The second partial image is an image between a second boundary line and a second side edge in the first image, the second side edge is an edge which faces the head of the first vehicle by taking the middle point of the bottom edge of the first image as an end point, and an included angle between the second boundary line and the second side edge is larger than a second preset angle.
Alternatively, the second preset angle may be 80 degrees, 100 degrees, etc.
Optionally, the preset angle may be a maximum shooting angle of a camera in the camera module.
Note that, for the description of the first partial image in S307 and the second partial image in S308, please refer to fig. 4A to 4B.
S309: and acquiring a second image acquired by the second camera device.
Optionally, a second camera device (e.g., the camera module 15 in fig. 1) is disposed at the rear of the first vehicle.
Optionally, the second camera device may acquire the road condition image of the tail of the first vehicle in real time.
Optionally, the second image is generally an image of a road condition at the rear of the first vehicle.
Alternatively, the ECU may acquire a second image acquired by the second imaging device.
S310: and acquiring a scanning result of the radar, determining road condition information according to the scanning result, and determining a danger coefficient according to the road condition information.
Determining road condition information according to the scanning result, wherein the road condition information comprises at least one of the number of the moving objects in the environment where the first vehicle is located, the positions of the moving objects, the distance between the moving objects and the first vehicle, and the speed of the moving objects.
Optionally, a radar device is further disposed on the first vehicle.
Alternatively, the radar device may scan the surroundings of the first vehicle within a preset range at preset periods.
Optionally, the preset range may be a circle, wherein the vehicle body of the first vehicle is a circle center, and the preset distance is a radius.
Alternatively, the preset distance may be 300 meters, 400 meters, etc.
Alternatively, the preset period may be 10 milliseconds, 20 milliseconds, or the like.
In the present application, the size and unit of the preset distance and the size and unit of the preset period are not limited.
Alternatively, the moving object may be a person, a vehicle, an animal, or the like around the first vehicle within a preset range.
S311: the image to be displayed, the second image and the risk factor are displayed in a display device of the first vehicle.
Optionally, the same image to be displayed, the second image and the risk coefficient may be displayed in two display modules of the display device, or the image to be displayed and the second image may be displayed in one display module and the risk coefficient may be displayed in the other display module.
Alternatively, the risk factor may be determined by the following feasible equation 1:
wherein, XdangerRepresenting risk coefficients, a, b, c being preset weighting coefficients, v1Representing the speed of travel, v, of a second vehicle closest to the first vehicle2Represents the running speed of the first vehicle, x represents the sum of the distances from the left side and the right side of the first vehicle to the moving object respectively, and y represents the sum of the distances from the front side and the rear side of the first vehicle to the moving object.
Note that the risk factor XdangerThe system is used for indicating the safety of overtaking and doubling of the user.
Optionally, the risk factor XdangerThe value can be any number between 0 and 100, XdangerThe larger the value is, the lower the safety of representing the overtaking and the doubling of the user is.
Optionally, when the display device is square, the danger coefficient X isdangerMay be displayed in any of the 4 corners of the display device.
Alternatively, when there are a plurality of second vehicles closest to the first vehicle, v1Represents an average of a plurality of second vehicle travel speeds.
The running speed v of the second vehicle1The sum x of the distances between the left side and the right side of the first vehicle and the moving object respectively, and the sum y of the distances between the front side and the rear side of the first vehicle and the moving object respectively can be obtained through the mineAnd obtaining by the device.
Optionally, the preset weighting coefficients a, b, and c may be dynamically adjusted according to actual needs.
Optionally, the Augmented Reality (AR) technology may be utilized, and the sum x of the distances between the left and right sides of the first vehicle and the moving object, the sum y of the distances between the front and rear sides of the first vehicle and the moving object, and the driving speed v of the second vehicle may be displayed in a display device in different color and semi-transparent manners1And the like.
Optionally, in the above process, after the ECU obtains the scanning result of the radar, the mobile object is rendered in the display module by using an AR technology according to the speed of the mobile object (the second vehicle) and the speed of the first vehicle in the scanning result.
For example, when the speed of the second vehicle is greater than the speed of the first vehicle, the bumper of the second vehicle may be marked with red, or a fierce animal (e.g., lion, tiger, etc.) head portrait may be added at the nose of the second vehicle.
For example, when the speed of the second vehicle is greater than the speed of the first vehicle, a slowly moving animal (e.g., tortoise, snail, etc.) avatar may be added at the head of the second vehicle.
It should be noted that the user may also cause the display device to display only the second image as needed (e.g., reversing).
According to the image display method of the exterior rearview mirror, the radar device is adopted to scan the surrounding environment of the first vehicle, the road condition information is determined according to the scanning result, the dangerous driving coefficient is determined according to the road condition information, and the safety of a user in driving the vehicle is improved. Further, the sum x of the distances from the left side and the right side of the first vehicle to the moving object, the sum y of the distances from the front side and the rear side of the first vehicle to the moving object, and the running speed v of the second vehicle are displayed on a display device by using the AR technology1Therefore, the user can intuitively know the position information of the vehicle in the actual environment.
On the basis of any of the above embodiments, the following describes in further detail the first portion and the second portion in the first image in an embodiment of the present invention with reference to fig. 4A-4B, specifically, refer to fig. 4A-4B.
Fig. 4A is a schematic diagram of displaying a first partial image in a display device according to an embodiment of the present invention. Referring to fig. 4A, for example, the first camera module acquires a road condition image 41 of the left side of the first vehicle, the second camera module acquires a road condition image 42 of the right side of the first vehicle, and the road condition image 41 includes a first boundary line α and a first side l1And midpoint o1The road condition image 42 includes a first boundary line α', a first side edge l1' and midpoint o1' the second camera device acquires the road condition image 43 behind the first vehicle. After acquiring the information corresponding to the road condition image 41 and the information corresponding to the road condition image 42, the ECU processes the information corresponding to the road condition image 41 according to the traveling speed of the first vehicle, determines the road condition image 411, processes the information corresponding to the road condition image 42, determines the road condition image 421, processes the road condition image 411 and the road condition image 421, determines the first partial image 44, and displays the first partial image 44, the road condition image 43, and the external environment temperature information and the wind speed information acquired by the ECU in the display device 40.
It should be noted that a in fig. 4A is a first preset angle, the road condition image 411 and the road condition image 421 are triangles, the road condition image 41, the road condition image 42, and the road condition image 43 are squares, and the road condition image 43 is the sum of the image areas of the road condition image 411 and the road condition image 421.
Fig. 4B is a schematic diagram of displaying a second partial image in a display device according to an embodiment of the present invention. Referring to fig. 4B, for example, the first camera module acquires a road condition image 41 of the left side of the first vehicle, the second camera module acquires a road condition image 42 of the right side of the first vehicle, and the road condition image 41 includes a first boundary β and a second side l2And midpoint o1The road condition image 42 includes a second boundary line β' and a second side l2' and midpoint o1' the second camera device acquires the road condition image 43 behind the first vehicle. The ECU acquires the information corresponding to the road condition image 41 and the information corresponding to the road condition image 42, and then determines the driving speed of the first vehicleThe information corresponding to the road condition image 41 is processed to determine the road condition image 411, the information corresponding to the road condition image 42 is processed to determine the road condition image 421, the road condition image 411 and the road condition image 421 are processed to determine the first partial image 44, and the first partial image 44, the road condition image 43, the external environment temperature information and the wind speed information acquired by the ECU are displayed on the display device 40.
It should be noted that B in fig. 4B is a first preset angle, the road condition image 411 and the road condition image 421 are trapezoidal, and the road condition image 41, the road condition image 42, and the road condition image 43 are square. The road condition image 43 is the sum of the road condition image 411 and the road condition image 421 image areas.
It should be noted that fig. 4A and 4B are only used to describe the image displayed in the display device adaptively, and are not intended to limit the image displayed in the display device.
On the basis of any one of the above embodiments, an image display device of an exterior mirror is further provided in the embodiments of the present invention, specifically, please refer to the embodiment of fig. 5.
Fig. 5 is a first schematic structural diagram of an image display device of an external rearview mirror according to an embodiment of the present invention. Referring to fig. 5, the image display device 50 of the exterior mirror includes a first obtaining module 51, a first determining module 52, and a first display module 53, wherein,
the first obtaining module 51 is configured to obtain a first image collected by a first camera device, where the first camera device is disposed on a left rearview mirror of a first vehicle and a right rearview mirror of the first vehicle;
the first determining module 52 is configured to determine an image to be displayed in the first image according to the traveling speed of the first vehicle;
the first display module 53 is configured to display an image to be displayed on a display device of the first vehicle.
The image display device of the exterior mirror provided by the embodiment of the invention can execute the technical scheme shown in the method embodiment, the implementation principle and the beneficial effect are similar, and the detailed description is omitted here.
In a possible implementation, the first determining module 52 is specifically configured to:
when the driving speed is less than a first threshold value, determining a first partial image in the first image as an image to be displayed;
the first partial image is an image between a first boundary line and a first side edge in the first image, the first side edge is an edge which faces the tail of the first vehicle by taking the midpoint of the bottom edge of the first image as an end point, and an included angle between the first boundary line and the first side edge is smaller than a first preset angle.
In a possible implementation, the first determining module 52 is specifically configured to:
when the running speed is greater than or equal to the first threshold value, determining a second partial image in the first image as the image to be displayed;
the second partial image is an image between a second boundary line and a second side edge in the first image, the second side edge is an edge which faces the head of the first vehicle by taking the middle point of the bottom edge of the first image as an end point, and an included angle between the second boundary line and the second side edge is larger than a second preset angle.
Fig. 6 is a schematic structural diagram of an image display device of an exterior mirror according to an embodiment of the present invention. Referring to fig. 6, the apparatus further includes a second obtaining module 54 and a second displaying module 55, wherein,
the second obtaining module 54 is configured to obtain a second image collected by a second camera device, where the second camera device is disposed at the tail of the first vehicle;
the second display module 55 is configured to display a second image.
The image display device of the exterior mirror provided by the embodiment of the invention can execute the technical scheme shown in the method embodiment, the implementation principle and the beneficial effect are similar, and the detailed description is omitted here.
Fig. 7 is a third schematic structural diagram of an image display device of an exterior mirror according to an embodiment of the present invention. Referring to fig. 7, the apparatus further includes a third obtaining module 56, a second determining module 57 and a third determining module 58, wherein,
the third obtaining module 56 is configured to obtain a scanning result of the radar;
the second determining module 57 is configured to determine road condition information according to the scanning result, where the road condition information includes at least one of the number of moving objects in an environment where the first vehicle is located, the position of the moving object, the distance between the moving object and the first vehicle, and the speed of the moving object;
the third determining module 58 is configured to determine a risk factor according to the road condition information.
The image display device of the exterior mirror provided by the embodiment of the invention can execute the technical scheme shown in the method embodiment, the implementation principle and the beneficial effect are similar, and the detailed description is omitted here.
An embodiment of the present invention provides an image display device of an exterior mirror, including: a processor coupled with a memory;
the memory is used for storing a computer program;
the processor is configured to execute the computer program stored in the memory to cause the image display apparatus of the exterior mirror to perform the method according to any of the method embodiments described above.
Embodiments of the invention provide a readable storage medium comprising a program or instructions for performing a method as described in any of the method embodiments above when the program or instructions are run on a computer.
Those of ordinary skill in the art will understand that: all or a portion of the steps of implementing the above-described method embodiments may be performed by hardware associated with program instructions. The program may be stored in a computer-readable storage medium. When executed, the program performs steps comprising the method embodiments described above; and the aforementioned storage medium includes: various media that can store program codes, such as ROM, RAM, magnetic or optical disks.
Finally, it should be noted that: the above embodiments are only used for illustrating the technical solutions of the embodiments of the present invention, and are not limited thereto; although embodiments of the present invention have been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the embodiments of the present invention.
Claims (8)
1. An image display method of an exterior mirror, applied to a first vehicle, comprising:
acquiring a first image acquired by a first camera device, wherein the first camera device is arranged on a left rearview mirror of the first vehicle and a right rearview mirror of the first vehicle;
determining an image to be displayed in the first image according to the running speed of the first vehicle;
displaying the image to be displayed in a display device of the first vehicle;
the determining an image to be displayed in the first image according to the traveling speed of the first vehicle includes:
when the running speed is smaller than a first threshold value, determining a first partial image in the first image as the image to be displayed;
the first partial image is an image between a first boundary line and a first side edge in the first image, the first side edge is an edge which faces the tail of the first vehicle by taking the midpoint of the bottom edge of the first image as an end point, and an included angle between the first boundary line and the first side edge is smaller than a first preset angle.
2. The method according to claim 1, wherein the first camera is provided on a right rear view mirror and a left rear view mirror of the first vehicle, and the determining an image to be displayed in the first image according to the traveling speed of the first vehicle includes:
when the running speed is greater than or equal to the first threshold value, determining a second partial image in the first image as the image to be displayed;
the second partial image is an image between a second boundary line and a second side edge in the first image, the second side edge is an edge which faces the head of the first vehicle by taking the middle point of the bottom edge of the first image as an end point, and an included angle between the second boundary line and the second side edge is larger than a second preset angle.
3. The method according to any one of claims 1-2, further comprising:
acquiring a second image acquired by a second camera device, wherein the second camera device is arranged at the tail part of the first vehicle;
and displaying the second image.
4. The method according to any one of claims 1-2, further comprising:
acquiring a scanning result of the radar;
determining road condition information according to the scanning result, wherein the road condition information comprises at least one of the number of moving objects in the environment where the first vehicle is located, the position of the moving object, the distance between the moving object and the first vehicle, and the speed of the moving object;
and determining a danger coefficient according to the road condition information.
5. An image display device of an exterior rear view mirror, comprising a first acquisition module, a first determination module, and a first display module, wherein,
the first acquisition module is used for acquiring a first image acquired by a first camera device, and the first camera device is arranged on a left rearview mirror of a first vehicle and a right rearview mirror of the first vehicle;
the first determining module is used for determining an image to be displayed in the first image according to the running speed of the first vehicle;
the first display module is used for displaying the image to be displayed in a display device of the first vehicle;
the first determining module is specifically configured to:
when the running speed is smaller than a first threshold value, determining a first partial image in the first image as the image to be displayed;
the first partial image is an image between a first boundary line and a first side edge in the first image, the first side edge is an edge which faces the tail of the first vehicle by taking the midpoint of the bottom edge of the first image as an end point, and an included angle between the first boundary line and the first side edge is smaller than a first preset angle.
6. The apparatus of claim 5, wherein the first determining module is specifically configured to:
when the running speed is greater than or equal to the first threshold value, determining a second partial image in the first image as the image to be displayed;
the second partial image is an image between a second boundary line and a second side edge in the first image, the second side edge is an edge which faces the head of the first vehicle by taking the middle point of the bottom edge of the first image as an end point, and an included angle between the second boundary line and the second side edge is larger than a second preset angle.
7. The apparatus according to any one of claims 5-6, further comprising a second acquisition module and a second display module, wherein,
the second acquisition module is used for acquiring a second image acquired by a second camera device, and the second camera device is arranged at the tail part of the first vehicle;
the second display module is used for displaying the second image.
8. The apparatus according to any one of claims 5-6, further comprising a third obtaining module, a second determining module, and a third determining module, wherein,
the third acquisition module is used for acquiring a scanning result of the radar;
the second determining module is configured to determine road condition information according to the scanning result, where the road condition information includes at least one of the number of moving objects in an environment where the first vehicle is located, a position of the moving object, a distance between the moving object and the first vehicle, and a speed of the moving object;
and the third determining module is used for determining a danger coefficient according to the road condition information.
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