CN113691798A - System and method for detecting running reliability of vehicle-mounted camera and computer equipment - Google Patents
System and method for detecting running reliability of vehicle-mounted camera and computer equipment Download PDFInfo
- Publication number
- CN113691798A CN113691798A CN202110913233.0A CN202110913233A CN113691798A CN 113691798 A CN113691798 A CN 113691798A CN 202110913233 A CN202110913233 A CN 202110913233A CN 113691798 A CN113691798 A CN 113691798A
- Authority
- CN
- China
- Prior art keywords
- camera
- environment
- vehicle
- temperature
- box
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 26
- 238000012360 testing method Methods 0.000 claims abstract description 110
- 238000004088 simulation Methods 0.000 claims abstract description 80
- 238000000605 extraction Methods 0.000 claims abstract description 52
- 238000001514 detection method Methods 0.000 claims abstract description 41
- 238000007664 blowing Methods 0.000 claims description 103
- 238000004590 computer program Methods 0.000 claims description 27
- 239000011521 glass Substances 0.000 claims description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 16
- 230000007613 environmental effect Effects 0.000 claims description 11
- 238000011156 evaluation Methods 0.000 claims description 10
- 239000003595 mist Substances 0.000 claims description 8
- 238000004891 communication Methods 0.000 claims description 7
- 241001465754 Metazoa Species 0.000 claims description 5
- 238000007599 discharging Methods 0.000 claims description 5
- 238000001035 drying Methods 0.000 claims description 3
- 230000002265 prevention Effects 0.000 claims description 2
- 239000011248 coating agent Substances 0.000 claims 1
- 238000000576 coating method Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 description 7
- 239000000284 extract Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 238000012795 verification Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 4
- 230000003044 adaptive effect Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000012805 post-processing Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 206010039203 Road traffic accident Diseases 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000011247 coating layer Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000010485 coping Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- -1 i.e. Polymers 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N17/00—Diagnosis, testing or measuring for television systems or their details
- H04N17/002—Diagnosis, testing or measuring for television systems or their details for television cameras
Abstract
The application relates to a system and a method for detecting the running reliability of a vehicle-mounted camera and computer equipment. The system comprises: the environment simulation device is used for simulating the environment in the vehicle where the test camera is located; the controller is used for simulating a scene around the vehicle and transmitting environment information of the scene around the vehicle to the camera simulator; the camera simulator is used for generating a video stream reflecting the surrounding scene of the vehicle according to the environment information and transmitting the video stream to the display screen so as to trigger the display screen to play the video stream; the test camera is used for shooting the played video stream in the simulated in-car environment; and the test camera is also used for extracting a simulation extraction image from the shot scene image based on a preset extraction rule, and transmitting the simulation extraction image to the controller so as to trigger the controller to detect the operation reliability of the test camera according to the simulation extraction image. By adopting the system, the comprehensiveness of the detection result can be improved.
Description
Technical Field
The application relates to the technical field of camera performance testing, in particular to a system and a method for detecting the operational reliability of a vehicle-mounted camera and computer equipment.
Background
The vehicle-mounted camera is a video input device, is widely applied to the aspects of advanced assistant driving, automatic driving systems and the like, can quickly sense the environmental change around the vehicle by utilizing the vehicle-mounted camera so as to prompt a driver or directly participate in emergency braking, and can effectively reduce the probability of traffic accidents of the vehicle. How to test and verify the environmental suitability of the vehicle-mounted camera is an important problem in realizing mass production.
At present, an intelligent vehicle camera testing system is put into use to detect the operational reliability of a vehicle-mounted camera, the system mainly realizes the detection of the operational reliability of the vehicle-mounted camera in a daily environment, although the system has certain effectiveness, no effective coping strategy exists at present for a series of problems of temperature drift, vibration noise and the like of the vehicle-mounted camera, and the system has the problem of incomplete detection.
Disclosure of Invention
In view of the above, it is necessary to provide a system, a method and a computer device for detecting the operational reliability of a vehicle-mounted camera, which can improve the detection comprehensiveness.
The utility model provides an on-vehicle camera operational reliability detecting system, the system includes environmental simulation device, camera simulator, display screen, controller and actually locates the test camera in the target vehicle, wherein:
the environment simulation device is used for simulating the environment in the vehicle where the test camera is located;
the controller is used for simulating a scene around the vehicle based on the real road environment where the target vehicle is located, and transmitting environment information corresponding to the simulated scene around the vehicle to the camera simulator;
the camera simulator is used for generating a video stream reflecting the surrounding scene of the vehicle according to the received environment information and transmitting the video stream to a display screen so as to trigger the display screen to play the video stream;
the test camera is used for shooting the played video stream in a simulated in-car environment to obtain a corresponding scene image; the test camera is further used for extracting a simulation extraction image comprising a shooting object from the scene image based on a preset extraction rule, and transmitting the simulation extraction image to the controller so as to trigger the controller to detect the operation reliability of the test camera through a corresponding detection mode according to the simulation extraction image.
A method for detecting the running reliability of an on-board camera applicable to the system of any one of the above-mentioned systems comprises the following steps:
simulating the environment in the vehicle where the test camera is located through the environment simulation device;
simulating a scene around the vehicle based on the real road environment where the target vehicle is located through the controller, and transmitting environment information corresponding to the simulated scene around the vehicle to the camera simulator;
generating a video stream reflecting the surrounding scene of the vehicle according to the received environment information through the camera simulator, and transmitting the video stream to a display screen to trigger the display screen to play the video stream;
shooting a played video stream in a simulated in-car environment through the test camera to obtain a corresponding scene image; and extracting a simulation extraction image comprising a shooting object from the scene image based on a preset extraction rule through the test camera, and transmitting the simulation extraction image to a controller so as to trigger the controller to detect the operation reliability of the test camera through a corresponding detection mode according to the simulation extraction image.
A computer device comprising a memory and a processor, the memory storing a computer program, the processor implementing the following steps when executing the computer program:
simulating the environment in the vehicle where the test camera is located through the environment simulation device;
simulating a scene around the vehicle based on the real road environment where the target vehicle is located through the controller, and transmitting environment information corresponding to the simulated scene around the vehicle to the camera simulator;
generating a video stream reflecting the surrounding scene of the vehicle according to the received environment information through the camera simulator, and transmitting the video stream to a display screen to trigger the display screen to play the video stream;
shooting a played video stream in a simulated in-car environment through the test camera to obtain a corresponding scene image; and extracting a simulation extraction image comprising a shooting object from the scene image based on a preset extraction rule through the test camera, and transmitting the simulation extraction image to a controller so as to trigger the controller to detect the operation reliability of the test camera through a corresponding detection mode according to the simulation extraction image.
A computer-readable storage medium, on which a computer program is stored which, when executed by a processor, carries out the steps of:
simulating the environment in the vehicle where the test camera is located through the environment simulation device;
simulating a scene around the vehicle based on the real road environment where the target vehicle is located through the controller, and transmitting environment information corresponding to the simulated scene around the vehicle to the camera simulator;
generating a video stream reflecting the surrounding scene of the vehicle according to the received environment information through the camera simulator, and transmitting the video stream to a display screen to trigger the display screen to play the video stream;
shooting a played video stream in a simulated in-car environment through the test camera to obtain a corresponding scene image; and extracting a simulation extraction image comprising a shooting object from the scene image based on a preset extraction rule through the test camera, and transmitting the simulation extraction image to a controller so as to trigger the controller to detect the operation reliability of the test camera through a corresponding detection mode according to the simulation extraction image.
Before the test camera is put into use, according to the setting position of the test camera in a target vehicle, the states of the camera in different use environments, such as high temperature and high humidity, high temperature, normal temperature, low temperature and the like, are simulated through the environment simulation device, the operation reliability of the camera is not limited to be verified in the normal temperature environment, the comprehensiveness of the detection result is ensured under the condition that the simulation environment is matched with the working environment of the real camera, and the detection effect is better. In addition, the controller extracts a simulated extraction image comprising a shooting object based on the test camera in a simulated in-vehicle environment, and detects the running reliability of the test camera, so that the environment reliability test verification of the camera in a working state is realized, and the reliability of detection data is ensured.
Drawings
FIG. 1 is a diagram of an exemplary embodiment of a system for detecting operational reliability of a vehicle-mounted camera;
FIG. 2 is a block diagram of a system for detecting operational reliability of a vehicle-mounted camera according to an embodiment;
FIG. 3 is a schematic flow chart illustrating a method for detecting operational reliability of a vehicle-mounted camera according to an embodiment;
FIG. 4 is a diagram illustrating an internal structure of a computer device according to an embodiment.
Description of the drawings: 1. a vibration generating device; 2. a temperature and humidity environment box; 3. vibrating the table top; 4. a camera turret; 5. a normal temperature box; 6. a double-sided transparent glass cover; 7. a camera body; 8. a display screen; 9. a video transmission line; 10. a camera transmission line; 11. a camera simulator; 12. post-processing the camera; 13. a controller; 14. a control line; 15. a control line; 16. a blowing device body; 17. a hose; 18. a first exhaust duct; 19. a first blow duct; 20. a second insufflation conduit; 21. a second exhaust conduit.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.
The vehicle-mounted camera operation reliability detection system can be applied to the application environment shown in fig. 1. In the application environment illustrated in fig. 1, the system includes an environment simulation device composed of a vibration generation device 1, a temperature and humidity environment box 2, a vibration table 3 and a constant temperature box 5, a test camera composed of a camera turntable 4, a camera body 7 and a camera post-processing 12, a display screen 8, a camera simulator 11 and a controller 13. In addition, the normal temperature box 5 divides the internal area of the temperature and humidity environment box 2 into a normal temperature area corresponding to a preset temperature and humidity level and a variable temperature area corresponding to a simulated temperature and humidity environment in the vehicle. The system also comprises a dry blowing device consisting of a blowing device body 16, a hose 17, a first exhaust pipeline 18 communicated with the normal temperature region, a first blowing pipeline 19 communicated with the normal temperature region, a second blowing pipeline 20 communicated with the temperature-changing region and a second exhaust pipeline 21 communicated with the temperature-changing region. Wherein:
(1) the display screen is connected to the camera simulator through the video transmission line, and the camera body is connected to camera aftertreatment through the camera data line, and the controller is connected to the camera simulator through the control line, and the controller is connected to camera aftertreatment through the control line.
(2) The vibration generating device and the temperature and humidity environment box are two independent environment simulators, and the vibration generating device is arranged under the temperature and humidity environment box. Of course, in the current embodiment, the vibration generating device may also be disposed at other positions, for example, the left side and the right side of the temperature and humidity environment box, and the comparison in the embodiment of the present application is not limited.
(3) The vibrating table is in a cylindrical structure and comprises a top surface and a bottom surface. In one embodiment, one side surface of the vibration table-board 3 facing the temperature and humidity environment box is used as a top surface; the other side surface of the vibration table facing the vibration generator is used as a bottom surface. The vibration generating device is fixed at the bottom surface, and the camera rotating table arranged at the bottom of the temperature and humidity environment box is fixed at the top surface.
(4) The camera body detachable sets up on the camera revolving stage, and, the fixed setting of camera revolving stage is on the vibration mesa, like this, can transmit the vibration of output to the camera body through vibration generating device to carry out the construction of vibration environment in the car. The display screen sets up in the normal atmospheric temperature case, and, the width of normal atmospheric temperature case suits with the width of humiture environment case, and the height of normal atmospheric temperature case suits with the height of display screen.
(5) The blowing device body is arranged outside the temperature and humidity environment box, and on one hand, the blowing device body is respectively connected to the corresponding first blowing pipeline and the second blowing pipeline through hoses. Wherein, the first air blowing pipeline and the second air blowing pipeline are arranged at two sides of the double-sided transparent glass cover. On the other hand, the air-blowing device body is connected to the respective first and second exhaust ducts through hoses.
(6) The controller can be an upper computer capable of directly sending out control commands. The camera rotating table can be a stepping control system, and the camera rotating table can drive the camera body to rotate at a large angle. The hose may be a plastic hose, and the plastic hose is generally made of a synthetic resin, i.e., polyester, as a raw material, and a stabilizer, a lubricant, a plasticizer, etc. are added thereto, and then extruded in a tube making machine by a "plastic" method.
In one embodiment, the operation reliability of the vehicle-mounted camera is detected by the following steps:
and step S11, simulating the environment in the vehicle where the test camera is located by the environment simulation device.
And step S12, simulating the surrounding scene of the vehicle based on the real road environment of the target vehicle by the controller, and transmitting the environment information corresponding to the simulated surrounding scene of the vehicle to the camera simulator.
And step S13, generating a video stream reflecting the surrounding scene of the vehicle according to the received environment information through the camera simulator, and transmitting the video stream to a display screen to trigger the display screen to play the video stream.
Step S14, shooting the played video stream in the simulated in-car environment through the test camera to obtain a corresponding scene image; and extracting a simulation extraction image comprising the shooting object from the scene image through the test camera based on a preset extraction rule, and transmitting the simulation extraction image to the controller so as to trigger the controller to extract the image according to the simulation and detect the operation reliability of the test camera through a corresponding detection mode.
In one embodiment, in order to avoid the generation of condensed water mist in the simulated environment inside the vehicle, a certain amount of dry gas may be blown into the normal temperature region through the blowing device body 16 based on the first blowing duct 19 to which the hose 17 is correspondingly connected. Quantitative dry gas can be blown into the temperature-changing area through the blowing device body 16 based on the second blowing pipeline 20 correspondingly connected with the hose 17, so that water mist generated in the inner area of the box body of the temperature and humidity environment box and condensed water drops generated on the surface of the cover body of the glass cover are avoided, and the image definition of the simulated extracted image is influenced.
In one embodiment, in order to maintain the air pressure in the simulated vehicle interior environment at the preset air pressure level, a certain amount of pressurized air may be discharged through the air blowing device body 16 based on the first and second air discharge ducts 18 and 21 to which the hoses 17 are respectively connected, so that the air pressure inside the room temperature region and the temperature varying region is maintained at the preset air pressure level.
In the above application scenario, on the one hand, the environment simulation device simulates the states of the camera in different use environments, so that the simulation environment is more matched with the working environment of the real camera, and the detection effect is better. And, set up vibration generating device and humiture environment case separately, can conveniently install test piece and work piece, improved the installation effectiveness of test piece and work piece. On the other hand, quantitative dry gas is blown into the normal temperature area, the variable temperature area and the two sides of the glass cover through the dry blowing device, so that water mist can be prevented from being generated in the inner area of the box body of the temperature and humidity environment box, condensed water drops can be prevented from being generated on the surface of the cover body of the glass cover, and the image definition of the simulated extracted image is guaranteed.
In one embodiment, as shown in fig. 2, there is provided an in-vehicle camera operational reliability detection system 200, the system 200 including an environment simulation apparatus 201, a display screen 203, a camera simulator 204, a controller 205, and a test camera 202 actually provided in a target vehicle, wherein:
and the environment simulation device 201 is used for simulating the environment in the vehicle where the test camera is located.
Specifically, the environment simulation apparatus 201 is configured to obtain an in-vehicle environment index (i.e., a temperature, humidity, and vibration environment index) in the target vehicle, and simulate an in-vehicle environment where the test camera is located based on the obtained in-vehicle environment index, so as to ensure that the test environment simulated by the environment simulation apparatus is more matched with a working environment of the real camera. The in-vehicle environment index may be acquired by a data acquisition device disposed in the target vehicle, and the acquired in-vehicle environment index further needs to undergo corresponding data processing, such as key feature extraction and related parameter conversion calculation, to obtain a finally required environment parameter, and the finally calculated environment parameter is further input to the environment simulation apparatus, so as to be simulated by the environment simulation apparatus. In an embodiment, the data acquisition device includes a temperature and humidity sensor and a vibration sensor, but may also include other types of sensors, which is not limited in this application.
And the controller is used for simulating the surrounding scene of the vehicle based on the real road environment of the target vehicle and transmitting the environment information corresponding to the simulated surrounding scene of the vehicle to the camera simulator.
Specifically, the controller is further configured to simulate a scene around the vehicle based on the acquired simulation model adapted to the real road environment, where the simulated scene around the vehicle may include a traffic condition scene where the target vehicle is located, for example, a traffic light switching scene shown in real time on a signal lamp and a traffic restriction scene such as vehicle forward and left driving when the target vehicle drives to a corresponding intersection. The method can also comprise the current weather condition scene of the target vehicle and the like, and the specific simulated vehicle surrounding scene can be dynamically changed according to the real road environment.
And the camera simulator is used for generating a video stream reflecting the surrounding scene of the vehicle according to the received environment information and transmitting the video stream to the display screen so as to trigger the display screen to play the video stream.
Specifically, the camera simulator is further configured to store various scene libraries inside, wherein video scenes in the scene libraries are recorded or generated in advance, the camera simulator selects and combines corresponding video scenes according to received environment information to form a video stream, and the video stream is transmitted to the display screen for display when it is determined that the video stream is successfully connected to the display screen. It should be noted that the camera simulator can directly drive the display screen to play video, and the play decoder is integrated in the camera simulator, and the display screen only displays video streams.
The test camera is used for shooting the played video stream in a simulated in-car environment to obtain a corresponding scene image; and the test camera is also used for extracting a simulation extraction image comprising the shooting object from the scene image based on a preset extraction rule, and transmitting the simulation extraction image to the controller so as to trigger the controller to extract the image according to the simulation and detect the operation reliability of the test camera in a corresponding detection mode.
Specifically, the controller is further configured to obtain a simulation model adapted to the road real environment, and call the simulation model to simulate a scene around the vehicle; the shooting object simulated by the camera simulator comprises at least one of other vehicles, pedestrians, animals, road signs, moving obstacles and fixed obstacles which are positioned around the target vehicle; the detection mode comprises an environment adaptability evaluation mode, the controller is further used for acquiring an actual extraction image of a shooting object in a scene around the vehicle when the operation reliability of the test camera is judged based on the environment adaptability evaluation mode, the actual extraction image is matched with the simulated extraction image to obtain a corresponding environment adaptability matching result, and the operation reliability of the test camera is verified through the environment adaptability matching result.
It should be noted that, the environment adaptability evaluation mode is to determine whether the camera can normally operate under the requirement of the environment index for the environment index in the vehicle, and if it is determined that the camera can normally operate under the requirement of the environment index, the camera is considered to adapt to the environment index. Otherwise, the adaptability of the camera in the environment is considered to be poor. In one embodiment, when the controller acquires the actual extracted image a and the corresponding simulated extracted image B, matching of image similarity is performed between the image a and the image B, and if the image a and the image B are determined to be matched, it can be considered that the test camera can normally work under the requirement of the environmental index, and the test camera has corresponding operational reliability. Otherwise, the test camera is not determined to have operation reliability. In one embodiment, the controller may perform image similarity matching between the image a and the image B based on a gray-scale matching manner. Of course, in the current embodiment, other image similarity matching manners may also be used, for example, a feature-based matching manner and a relationship-based matching manner, which are not limited in the embodiment of the present application.
Above-mentioned vehicle-mounted camera operational reliability detecting system, before the test camera comes into operation, according to the position that sets up of test camera in the target vehicle, simulate the state of camera in different service environment through environment analogue means, for example, high temperature and high humidity, high temperature, normal atmospheric temperature and low temperature etc. it is not only limited to verifying camera operational reliability in normal atmospheric temperature environment, under the circumstances that makes the operational environment of simulation environment and true camera more match, the comprehensiveness of testing result has been guaranteed, make detection effect better. In addition, the controller extracts a simulated extraction image comprising a shooting object based on the test camera in a simulated in-vehicle environment, and detects the operational reliability of the test camera, so that the environmental reliability test verification of the camera in a working state is realized, and the reliability of detection data is ensured.
In one embodiment, the environment simulation device comprises a temperature and humidity environment box for simulating a temperature and humidity environment in the vehicle and a vibration table for simulating a vibration environment in the vehicle; wherein: the temperature and humidity environment comprises at least one of high temperature and high humidity, high temperature, normal temperature, low temperature and high humidity, and the vibration environment comprises at least one of vibration and impact; the bottom of the box body of the temperature and humidity environment box is arranged on the testing camera, and the display screen is arranged on one side, opposite to the front side, of the testing camera and close to the top of the box body of the temperature and humidity environment box.
It should be noted that high temperature specifically refers to higher temperature. The specific values referred to may differ in different instances, for example, in some technologies it refers to temperatures above several thousand degrees celsius; for another example, in china meteorology, when the daily maximum temperature reaches 35 ℃ or higher, it is called high temperature weather, and based on this, the embodiment of the present application does not limit the temperature range of high temperature, and it can be determined by the host factory according to the installation location and the use condition of the sample. The normal temperature specifically refers to a general temperature or room temperature, which is generally defined as 25 ℃ in a general case; of course, the temperature range may also be determined by the host factory according to the installation position and the use condition of the sample, and the temperature range of the normal temperature is not limited in the embodiment of the present application. The low temperature is commonly called cold, which can also be determined by the host factory according to the installation position and the use condition of the sample, and this is not limited in the embodiments of the present application. High temperature and high humidity is a relative concept and refers to a certain climate or weather characteristic. For example, the necessary conditions for the formation of tropical rainforests are high temperature and high humidity, the annual average temperature reaches more than 25 ℃, the annual rainfall reaches more than 1800mm, and the relative humidity is more than 95%, which is the characteristic of high temperature and high humidity climate. However, the characteristic of high-temperature and high-humidity weather has no absolute index, and if the high-temperature and high-humidity weather is in a certain place for a certain period of time, the human body feels extremely damp and hot at the moment, and the relative humidity is more than 90% and the temperature is more than 30 ℃.
Specifically, please refer to fig. 1, the top of the box body of the temperature and humidity environment box is further provided with a normal temperature box, and the display screen is disposed inside the box body of the normal temperature box, wherein: the width of the normal temperature box is matched with that of the temperature and humidity environment box, and the height of the normal temperature box is greater than that of the display screen; a double-sided transparent glass cover is arranged on one side of the normal temperature box facing the test camera, and a frosting prevention coating layer is arranged on the surface of a cover body of the glass cover; and the constant temperature box is used for isolating the display screen from the currently simulated in-vehicle temperature and humidity environment so as to keep the running temperature and humidity of the display screen at a preset temperature and humidity level.
In the above embodiment, keep apart the high temperature and high humidity environment that humiture environment case brought through the constant temperature box with the display screen, further guaranteed the normal use of display screen to and the timely broadcast of video stream.
In one embodiment, the top of the box body of the temperature and humidity environment box is also provided with a normal temperature box, and the normal temperature box divides the internal area of the temperature and humidity environment box into a normal temperature area corresponding to a preset temperature and humidity level and a variable temperature area corresponding to a simulated temperature and humidity environment in the vehicle; the system still includes dry gas blowing device, and dry gas blowing device includes gas blowing device body, hose, the first gas blowing pipeline of regional intercommunication with the normal atmospheric temperature and the second gas blowing pipeline of regional intercommunication with the alternating temperature, wherein: the blowing device body is respectively connected to the first blowing pipeline and the second blowing pipeline through hoses; the blowing device body is used for blowing quantitative dry gas into the normal temperature area through the first blowing pipeline and blowing quantitative dry gas into the variable temperature area through the second blowing pipeline so as to prevent water mist from being generated inside the normal temperature area and the variable temperature area.
Specifically, the drying and blowing device further comprises a first exhaust pipeline communicated with the normal temperature area and a second exhaust pipeline communicated with the variable temperature area, wherein: the air blowing device body is arranged outside the temperature and humidity environment box, the first air blowing pipeline and the second air blowing pipeline are arranged on two sides of the glass cover, and the air blowing device body is also used for blowing quantitative dry gas into two sides of the glass cover through the first air blowing pipeline and the second air blowing pipeline and preventing condensed water drops from being generated on the surface of the cover body of the glass cover; the blowing device body is respectively connected to the first exhaust pipeline and the second exhaust pipeline through hoses, and is further used for discharging quantitative pressurized gas through the first exhaust pipeline and the second exhaust pipeline, so that the air pressure in the normal-temperature area and the air pressure in the variable-temperature area are kept at a preset air pressure level.
In the above embodiment, on the one hand, through the pipeline of blowing, to the box inner region of humiture environment case, blow in quantitative dry gas, avoided the inside water smoke that produces of humiture environment case, influence the shooting of test camera to the video stream. On the other hand, through the exhaust duct, from the inside discharge quantitative pressurized gas of temperature and humidity environment case to avoid temperature and humidity environment incasement portion atmospheric pressure too high, influence the detection effect.
In one embodiment, the test camera comprises a camera body and a camera turntable, and the vibration table comprises a vibration generating device and a vibration table top, wherein: the camera body is arranged on the camera rotary table, the camera rotary table is arranged at the bottom of the box body of the temperature and humidity environment box and is fixed on the vibration table, and the camera rotary table is used for adjusting the rotation angle of the camera body so that the camera body can shoot the picture displayed on the display screen according to the adjusted corresponding shooting angle; the vibration generating device is used for transmitting the output vibration to the camera body so as to construct a vibration environment in the vehicle.
Specifically, on the one hand, the camera turntable drives the camera body to rotate in a large angle based on a manual mechanical adjusting mode. In an embodiment, the camera body may also be driven to rotate step by step at a fixed angle (the angle is generally referred to as a "step angle") according to a preset rotation direction, wherein the angular displacement may be controlled by controlling the number of pulses, so as to achieve the purpose of accurate positioning. On the other hand, the vibration generating device is driven by the electromagnetic vibration table to rotate at a high speed, so that high-frequency micro-amplitude vibration is generated, and the vibration frequency can reach 12000-15000 times/min. The electromagnetic vibration table mainly pushes the working table top to perform amplitude and amplitude reduction vibration in the vertical direction through an electromagnetic excitation control device.
In the above embodiment, drive the camera body through the camera revolving stage and carry out the rotation of multi-angle to make the camera body can follow a plurality of shooting angles, shoot the picture that shows on the display screen, guaranteed the complete integrality of shooting the picture, improved the test result comprehensiveness.
Referring to fig. 3, a method for detecting operational reliability of a vehicle-mounted camera, which is suitable for the system disclosed in any one of the above embodiments, is provided, and includes the following steps:
and step S302, simulating the environment in the vehicle where the test camera is positioned by the environment simulation device.
And step S304, simulating the surrounding scene of the vehicle based on the real road environment of the target vehicle through the controller, and transmitting the environment information corresponding to the simulated surrounding scene of the vehicle to the camera simulator.
And S306, generating a video stream reflecting the surrounding scene of the vehicle according to the received environment information through the camera simulator, and transmitting the video stream to a display screen to trigger the display screen to play the video stream.
Step S308, shooting the played video stream in the simulated in-car environment through a test camera to obtain a corresponding scene image; and extracting a simulation extraction image comprising the shooting object from the scene image through the test camera based on a preset extraction rule, and transmitting the simulation extraction image to the controller so as to trigger the controller to extract the image according to the simulation and detect the operation reliability of the test camera through a corresponding detection mode.
In one embodiment, the method further comprises: keep apart the current interior temperature and humidity environment of car that simulates out with the display screen through the constant temperature case to make the operation humiture of display screen keep at preset humiture level.
In one embodiment, the method further comprises: and blowing a certain amount of dry gas into the corresponding normal temperature area based on the first blowing pipeline correspondingly connected with the hose and blowing a certain amount of dry gas into the corresponding variable temperature area based on the second blowing pipeline correspondingly connected with the hose through the blowing device body so as to prevent water mist from being generated inside the normal temperature area and the variable temperature area.
In one embodiment, when it is determined that the air-blowing device body is disposed outside the temperature and humidity environment box and the first air-blowing duct and the second air-blowing duct are disposed on both sides of the glass cover, the method further includes: and blowing quantitative dry gas to two sides of the glass cover through a first blowing pipeline and a second blowing pipeline which are correspondingly connected through the blowing device body based on the hose, and preventing the surface of the cover body of the glass cover from generating condensed water drops.
In one embodiment, the method further comprises: and discharging a certain amount of pressurized gas through the blowing device body based on the first exhaust pipeline and the second exhaust pipeline which are correspondingly connected with the hoses, so that the air pressure in the normal temperature area and the air pressure in the variable temperature area are kept at a preset air pressure level.
In one embodiment, when it is determined that the camera body is mounted on the camera turret and it is determined that the vibration table includes the vibration generating device and the vibration table surface, the method further includes: the rotation angle of the camera body is adjusted through the camera turntable, so that the camera body shoots the picture displayed on the display screen according to the adjusted corresponding shooting angle; and transmitting the output vibration to the camera body through the vibration generating device so as to construct a vibration environment in the vehicle.
In one embodiment, the method further comprises: acquiring a simulation model adaptive to a road real environment through a controller, and calling the simulation model to simulate a scene around a vehicle; wherein the photographing object simulated by the camera simulator includes at least one of other vehicles, pedestrians, animals, road signs, moving obstacles, and fixed obstacles located around the target vehicle.
In one embodiment, the detection mode includes an environment adaptability evaluation mode, the controller extracts an image according to the simulation, and the operation reliability of the test camera is detected through a corresponding detection mode, including: when the running reliability of the test camera is judged based on the environment adaptability evaluation mode through the controller, the actual extracted image of the shooting object in the surrounding scene of the vehicle is obtained, the actual extracted image is matched with the simulated extracted image to obtain a corresponding environment adaptability matching result, and the running reliability of the test camera is verified through the environment adaptability matching result.
According to the method for detecting the operational reliability of the vehicle-mounted camera, before the test camera is put into use, according to the setting position of the test camera in a target vehicle, the states of the camera in different use environments, such as high temperature and high humidity, high temperature, normal temperature, low temperature and the like, are simulated through the environment simulation device, the method is not limited to verifying the operational reliability of the camera in the normal temperature environment, the comprehensiveness of a detection result is ensured under the condition that the simulation environment is matched with the working environment of a real camera, and the detection effect is better. In addition, the controller extracts a simulated extraction image comprising a shooting object based on the test camera in a simulated in-vehicle environment, and detects the operational reliability of the test camera, so that the environmental reliability test verification of the camera in a working state is realized, and the reliability of detection data is ensured.
It should be understood that, although the steps in the flowchart of fig. 3 are shown in order as indicated by the arrows, the steps are not necessarily performed in order as indicated by the arrows. The steps are not performed in the exact order shown and described, and may be performed in other orders, unless explicitly stated otherwise. Moreover, at least a portion of the steps in fig. 3 may include multiple steps or multiple stages, which are not necessarily performed at the same time, but may be performed at different times, which are not necessarily performed in sequence, but may be performed in turn or alternately with other steps or at least a portion of the other steps or stages.
For specific limitations of the vehicle-mounted camera operation reliability detection method, reference may be made to the above limitations of the vehicle-mounted camera operation reliability detection system, which is not described herein again. All modules in the vehicle-mounted camera operation reliability detection system can be completely or partially realized through software, hardware and a combination thereof. The modules can be embedded in a hardware form or independent from a processor in the computer device, and can also be stored in a memory in the computer device in a software form, so that the processor can call and execute operations corresponding to the modules.
In one embodiment, a computer device is provided, which may be a terminal or a server, and its internal structure diagram may be as shown in fig. 4. The computer device includes a processor, a memory, and a communication interface connected by a system bus. Wherein the processor of the computer device is configured to provide computing and control capabilities. The memory of the computer device comprises a nonvolatile storage medium and an internal memory. The non-volatile storage medium stores an operating system and a computer program. The internal memory provides an environment for the operation of an operating system and computer programs in the non-volatile storage medium. The communication interface of the computer device is used for carrying out wired or wireless communication with an external terminal, and the wireless communication can be realized through WIFI, an operator network, NFC (near field communication) or other technologies. The computer program is executed by a processor to realize the method for detecting the running reliability of the vehicle-mounted camera.
Those skilled in the art will appreciate that the architecture shown in fig. 4 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.
In one embodiment, a computer device is provided, comprising a memory and a processor, the memory having a computer program stored therein, the processor implementing the following steps when executing the computer program: simulating the environment in the vehicle where the test camera is located by an environment simulation device; simulating the surrounding scene of the vehicle based on the real road environment of the target vehicle by the controller, and transmitting the environment information corresponding to the simulated surrounding scene of the vehicle to the camera simulator; generating a video stream reflecting the surrounding scene of the vehicle according to the received environment information through a camera simulator, and transmitting the video stream to a display screen to trigger the display screen to play the video stream; shooting a played video stream in a simulated in-car environment through a test camera to obtain a corresponding scene image; and extracting a simulation extraction image comprising the shooting object from the scene image through the test camera based on a preset extraction rule, and transmitting the simulation extraction image to the controller so as to trigger the controller to extract the image according to the simulation and detect the operation reliability of the test camera through a corresponding detection mode.
In one embodiment, the processor, when executing the computer program, further performs the steps of: keep apart the current interior temperature and humidity environment of car that simulates out with the display screen through the constant temperature case to make the operation humiture of display screen keep at preset humiture level.
In one embodiment, the processor, when executing the computer program, further performs the steps of: and blowing a certain amount of dry gas into the corresponding normal temperature area based on the first blowing pipeline correspondingly connected with the hose and blowing a certain amount of dry gas into the corresponding variable temperature area based on the second blowing pipeline correspondingly connected with the hose through the blowing device body so as to prevent water mist from being generated inside the normal temperature area and the variable temperature area.
In one embodiment, when it is determined that the air-blowing device body is disposed outside the temperature and humidity environment box and the first air-blowing duct and the second air-blowing duct are disposed on both sides of the glass cover, the processor executes the computer program to further perform the steps of: and blowing quantitative dry gas to two sides of the glass cover through a first blowing pipeline and a second blowing pipeline which are correspondingly connected through the blowing device body based on the hose, and preventing the surface of the cover body of the glass cover from generating condensed water drops.
In one embodiment, the processor, when executing the computer program, further performs the steps of: and discharging a certain amount of pressurized gas through the blowing device body based on the first exhaust pipeline and the second exhaust pipeline which are correspondingly connected with the hoses, so that the air pressure in the normal temperature area and the air pressure in the variable temperature area are kept at a preset air pressure level.
In one embodiment, when it is determined that the camera body is mounted on the camera turret and that the vibration table includes the vibration generating device and the vibration table face, the processor when executing the computer program further performs the steps of: the rotation angle of the camera body is adjusted through the camera turntable, so that the camera body shoots the picture displayed on the display screen according to the adjusted corresponding shooting angle; and transmitting the output vibration to the camera body through the vibration generating device so as to construct a vibration environment in the vehicle.
In one embodiment, the processor, when executing the computer program, further performs the steps of: acquiring a simulation model adaptive to a road real environment through a controller, and calling the simulation model to simulate a scene around a vehicle; wherein the photographing object simulated by the camera simulator includes at least one of other vehicles, pedestrians, animals, road signs, moving obstacles, and fixed obstacles located around the target vehicle.
In one embodiment, the detecting means includes an environmental suitability evaluating means, and the processor executes the computer program to further perform the following steps: when the running reliability of the test camera is judged based on the environment adaptability evaluation mode through the controller, the actual extracted image of the shooting object in the surrounding scene of the vehicle is obtained, the actual extracted image is matched with the simulated extracted image to obtain a corresponding environment adaptability matching result, and the running reliability of the test camera is verified through the environment adaptability matching result.
Above-mentioned computer equipment, before the test camera comes into operation, according to the position that sets up of test camera in the target vehicle, simulate the state of camera in different service environment through environment analogue means, for example, high temperature and high humidity, high temperature, normal atmospheric temperature and low temperature etc. it is not only limited to verifying camera operational reliability in normal atmospheric temperature environment, under the circumstances that makes the operational environment of simulation environment and true camera more match, guaranteed the comprehensiveness of testing result, make detection effect better. In addition, the controller extracts a simulated extraction image comprising a shooting object based on the test camera in a simulated in-vehicle environment, and detects the operational reliability of the test camera, so that the environmental reliability test verification of the camera in a working state is realized, and the reliability of detection data is ensured.
In one embodiment, a computer-readable storage medium is provided, having a computer program stored thereon, which when executed by a processor, performs the steps of: simulating the environment in the vehicle where the test camera is located by an environment simulation device; simulating the surrounding scene of the vehicle based on the real road environment of the target vehicle by the controller, and transmitting the environment information corresponding to the simulated surrounding scene of the vehicle to the camera simulator; generating a video stream reflecting the surrounding scene of the vehicle according to the received environment information through a camera simulator, and transmitting the video stream to a display screen to trigger the display screen to play the video stream; shooting a played video stream in a simulated in-car environment through a test camera to obtain a corresponding scene image; and extracting a simulation extraction image comprising the shooting object from the scene image through the test camera based on a preset extraction rule, and transmitting the simulation extraction image to the controller so as to trigger the controller to extract the image according to the simulation and detect the operation reliability of the test camera through a corresponding detection mode.
In one embodiment, the computer program when executed by the processor further performs the steps of: keep apart the current interior temperature and humidity environment of car that simulates out with the display screen through the constant temperature case to make the operation humiture of display screen keep at preset humiture level.
In one embodiment, the computer program when executed by the processor further performs the steps of: and blowing a certain amount of dry gas into the corresponding normal temperature area based on the first blowing pipeline correspondingly connected with the hose and blowing a certain amount of dry gas into the corresponding variable temperature area based on the second blowing pipeline correspondingly connected with the hose through the blowing device body so as to prevent water mist from being generated inside the normal temperature area and the variable temperature area.
In one embodiment, when it is determined that the air-blowing device body is disposed outside the temperature and humidity environment box and the first air-blowing duct and the second air-blowing duct are disposed on both sides of the glass cover, the computer program when executed by the processor further performs the steps of: and blowing quantitative dry gas to two sides of the glass cover through a first blowing pipeline and a second blowing pipeline which are correspondingly connected through the blowing device body based on the hose, and preventing the surface of the cover body of the glass cover from generating condensed water drops.
In one embodiment, the computer program when executed by the processor further performs the steps of: and discharging a certain amount of pressurized gas through the blowing device body based on the first exhaust pipeline and the second exhaust pipeline which are correspondingly connected with the hoses, so that the air pressure in the normal temperature area and the air pressure in the variable temperature area are kept at a preset air pressure level.
In one embodiment, the computer program when executed by the processor further implements the steps of, when it is determined that the camera body is mounted on the camera turret and it is determined that the shake table includes the shake generating device and the shake table face: the rotation angle of the camera body is adjusted through the camera turntable, so that the camera body shoots the picture displayed on the display screen according to the adjusted corresponding shooting angle; and transmitting the output vibration to the camera body through the vibration generating device so as to construct a vibration environment in the vehicle.
In one embodiment, the computer program when executed by the processor further performs the steps of: acquiring a simulation model adaptive to a road real environment through a controller, and calling the simulation model to simulate a scene around a vehicle; wherein the photographing object simulated by the camera simulator includes at least one of other vehicles, pedestrians, animals, road signs, moving obstacles, and fixed obstacles located around the target vehicle.
In one embodiment, the detection means comprises an environmental suitability evaluation means, and the computer program when executed by the processor further performs the steps of: when the running reliability of the test camera is judged based on the environment adaptability evaluation mode through the controller, the actual extracted image of the shooting object in the surrounding scene of the vehicle is obtained, the actual extracted image is matched with the simulated extracted image to obtain a corresponding environment adaptability matching result, and the running reliability of the test camera is verified through the environment adaptability matching result.
Before the test camera is put into use, the storage medium simulates the states of the camera in different use environments, such as high temperature and high humidity, high temperature, normal temperature, low temperature and the like, through the environment simulation device according to the setting position of the test camera in a target vehicle, the operation reliability of the camera is not limited to be verified in the normal temperature environment, the comprehensiveness of a detection result is ensured under the condition that the simulation environment is matched with the working environment of a real camera, and the detection effect is better. In addition, the controller extracts a simulated extraction image comprising a shooting object based on the test camera in a simulated in-vehicle environment, and detects the operational reliability of the test camera, so that the environmental reliability test verification of the camera in a working state is realized, and the reliability of detection data is ensured.
It will be understood by those skilled in the art that all or part of the processes of the methods of the embodiments described above can be implemented by hardware related to instructions of a computer program, which can be stored in a non-volatile computer-readable storage medium, and when executed, can include the processes of the embodiments of the methods described above. Any reference to memory, storage, database or other medium used in the embodiments provided herein can include at least one of non-volatile and volatile memory. Non-volatile Memory may include Read-Only Memory (ROM), magnetic tape, floppy disk, flash Memory, optical storage, or the like. Volatile Memory can include Random Access Memory (RAM) or external cache Memory. By way of illustration and not limitation, RAM can take many forms, such as Static Random Access Memory (SRAM) or Dynamic Random Access Memory (DRAM), among others.
The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above examples only express several embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the concept of the present application, which falls within the scope of protection of the present application. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. The utility model provides an on-vehicle camera operational reliability detecting system, its characterized in that, the system includes environmental simulation device, camera simulator, display screen, controller and actually locates the test camera in the target vehicle, wherein:
the environment simulation device is used for simulating the environment in the vehicle where the test camera is located;
the controller is used for simulating a scene around the vehicle based on the real road environment where the target vehicle is located, and transmitting environment information corresponding to the simulated scene around the vehicle to the camera simulator;
the camera simulator is used for generating a video stream reflecting the surrounding scene of the vehicle according to the received environment information and transmitting the video stream to a display screen so as to trigger the display screen to play the video stream;
the test camera is used for shooting the played video stream in a simulated in-car environment to obtain a corresponding scene image; the test camera is further used for extracting a simulation extraction image comprising a shooting object from the scene image based on a preset extraction rule, and transmitting the simulation extraction image to the controller so as to trigger the controller to detect the operation reliability of the test camera through a corresponding detection mode according to the simulation extraction image.
2. The system of claim 1, wherein the environment simulation device comprises a temperature and humidity environment box for simulating a temperature and humidity environment in the vehicle, and a vibration table for simulating a vibration environment in the vehicle; wherein:
the temperature and humidity environment comprises at least one of high temperature and high humidity, high temperature, normal temperature, low temperature and high humidity, and the vibration environment comprises at least one of vibration and impact;
the test camera is arranged at the bottom of the box body of the temperature and humidity environment box, and the display screen is arranged at one side, opposite to the front side, of the test camera and close to the top of the box body of the temperature and humidity environment box.
3. The system of claim 2, wherein a constant temperature box is further arranged at the top of the box body of the temperature and humidity environment box, the display screen is arranged inside the box body of the constant temperature box, and wherein:
the width of the constant temperature box is matched with that of the temperature and humidity environment box, and the height of the constant temperature box is greater than that of the display screen;
a double-sided transparent glass cover is arranged on one side of the constant temperature box facing the test camera, and a frosting prevention coating is arranged on the surface of a cover body of the glass cover;
the normal temperature box is used for isolating the display screen from a currently simulated in-vehicle temperature and humidity environment, so that the operation temperature and humidity of the display screen are kept at a preset temperature and humidity level.
4. The system according to claim 2, wherein a normal temperature box is further arranged at the top of the box body of the temperature and humidity environment box, and divides the internal area of the box body of the temperature and humidity environment box into a normal temperature area corresponding to a preset temperature and humidity level and a variable temperature area corresponding to a simulated temperature and humidity environment in the vehicle;
the system also comprises a drying and blowing device, wherein the drying and blowing device comprises a blowing device body, a hose, a first blowing pipeline communicated with the normal temperature region and a second blowing pipeline communicated with the variable temperature region, wherein:
the blowing device body is respectively connected to the first blowing pipeline and the second blowing pipeline through the hose;
the blowing device body is used for blowing quantitative dry gas into the normal temperature area through a first blowing pipeline and blowing quantitative dry gas into the variable temperature area through a second blowing pipeline so as to prevent water mist from being generated inside the normal temperature area and the variable temperature area.
5. The system of claim 4, wherein the dry gas blowing device further comprises a first gas exhaust duct in communication with the normal temperature region and a second gas exhaust duct in communication with the temperature changing region, wherein:
the blowing device body is arranged outside the temperature and humidity environment box, the first blowing pipeline and the second blowing pipeline are arranged on two sides of the glass cover, and the blowing device body is further used for blowing quantitative dry gas into two sides of the glass cover through the first blowing pipeline and the second blowing pipeline and preventing condensed water drops from being generated on the surface of the cover body of the glass cover;
the blowing device body is connected to the first exhaust pipeline and the second exhaust pipeline through the hoses respectively, and the blowing device body is further used for discharging quantitative pressurized gas through the first exhaust pipeline and the second exhaust pipeline, so that the air pressure in the normal temperature area and the air pressure in the variable temperature area are kept at a preset air pressure level.
6. The system of claim 2, wherein the test camera comprises a camera body and a camera turret, and the vibration table comprises a vibration generating device and a vibration table top, wherein:
the camera body is arranged on the camera rotary table, the camera rotary table is arranged at the bottom of the box body of the temperature and humidity environment box and is fixed on the vibration table board, and the camera rotary table is used for adjusting the rotation angle of the camera body so that the camera body can shoot the picture displayed on the display screen according to the adjusted corresponding shooting angle;
the vibration generating device is used for transmitting the output vibration to the camera body so as to construct a vibration environment in the vehicle.
7. The system of claim 1, wherein the controller is further configured to obtain a simulation model adapted to the real road environment, and call the simulation model to simulate a scene around the vehicle; wherein the photographic subject simulated by the camera simulator comprises at least one of other vehicles, pedestrians, animals, road signs, moving obstacles and fixed obstacles around the target vehicle;
the detection mode comprises an environment adaptability evaluation mode, the controller is further used for acquiring an actual extracted image of the shooting object in a scene around the vehicle when the running reliability of the test camera is judged based on the environment adaptability evaluation mode, matching the actual extracted image with the simulated extracted image to obtain a corresponding environment adaptability matching result, and verifying the running reliability of the test camera through the environment adaptability matching result.
8. An operation reliability detection method of a vehicle-mounted camera applicable to the system of any one of claims 1 to 7, wherein the method comprises the following steps:
simulating the environment in the vehicle where the test camera is located through the environment simulation device;
simulating a scene around the vehicle based on the real road environment where the target vehicle is located through the controller, and transmitting environment information corresponding to the simulated scene around the vehicle to the camera simulator;
generating a video stream reflecting the surrounding scene of the vehicle according to the received environment information through the camera simulator, and transmitting the video stream to a display screen to trigger the display screen to play the video stream;
shooting a played video stream in a simulated in-car environment through the test camera to obtain a corresponding scene image; and extracting a simulation extraction image comprising a shooting object from the scene image based on a preset extraction rule through the test camera, and transmitting the simulation extraction image to a controller so as to trigger the controller to detect the operation reliability of the test camera through a corresponding detection mode according to the simulation extraction image.
9. A computer device comprising a memory and a processor, the memory storing a computer program, characterized in that the processor realizes the steps of the method as claimed in claim 8 when executing the computer program.
10. A computer-readable storage medium, on which a computer program is stored, which, when being executed by a processor, carries out the steps of the method as claimed in claim 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110913233.0A CN113691798B (en) | 2021-08-10 | 2021-08-10 | Vehicle-mounted camera operation reliability detection system, method and computer equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110913233.0A CN113691798B (en) | 2021-08-10 | 2021-08-10 | Vehicle-mounted camera operation reliability detection system, method and computer equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113691798A true CN113691798A (en) | 2021-11-23 |
| CN113691798B CN113691798B (en) | 2024-04-09 |
Family
ID=78579292
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110913233.0A Active CN113691798B (en) | 2021-08-10 | 2021-08-10 | Vehicle-mounted camera operation reliability detection system, method and computer equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113691798B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115219151A (en) * | 2022-07-13 | 2022-10-21 | 小米汽车科技有限公司 | Vehicle testing method, system, electronic device and medium |
| CN116958246A (en) * | 2022-10-27 | 2023-10-27 | 威凯检测技术有限公司 | Camera-based automobile auxiliary function detection method |
| CN117061732A (en) * | 2023-10-13 | 2023-11-14 | 深圳市联合光学技术有限公司 | Camera module extreme environment simulation detection device |
Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007261463A (en) * | 2006-03-29 | 2007-10-11 | Clarion Co Ltd | Calibration system of vehicle-mounted camera |
| KR101082402B1 (en) * | 2010-09-14 | 2011-11-10 | 씨디에스(주) | Camera module test chamber |
| KR101832918B1 (en) * | 2017-05-16 | 2018-02-28 | (주)텔미전자 | Simulation system for autonomous driving |
| US20180322230A1 (en) * | 2017-05-08 | 2018-11-08 | Baidu Online Network Technology (Beijing) Co., Ltd. | Driverless vehicle simulation test method and apparatus, device and readable medium |
| CN109413415A (en) * | 2018-12-12 | 2019-03-01 | 清华大学苏州汽车研究院（吴江） | A kind of camera controller test macro and test method |
| CN109446371A (en) * | 2018-11-09 | 2019-03-08 | 苏州清研精准汽车科技有限公司 | A kind of intelligent automobile emulation testing scene library generating method and test macro and method |
| CN109683491A (en) * | 2019-01-02 | 2019-04-26 | 重庆西部汽车试验场管理有限公司 | Vehicle-mounted camera analogue system |
| CN109889822A (en) * | 2019-03-27 | 2019-06-14 | 广东弘景光电科技股份有限公司 | Camera high/low temperature real-time testing system and camera high/low temperature method for real-timely testing |
| CN110234005A (en) * | 2019-06-24 | 2019-09-13 | 北京字节跳动网络技术有限公司 | A kind of method, apparatus, medium and the electronic equipment of video quality evaluation and test |
| CN110677640A (en) * | 2019-10-08 | 2020-01-10 | 吉林大学 | In-loop testing method and device for unmanned vehicle-mounted intelligent camera |
| US20200065443A1 (en) * | 2017-05-02 | 2020-02-27 | The Regents Of The University Of Michigan | Simulated vehicle traffic for autonomous vehicles |
| US20200209874A1 (en) * | 2018-12-31 | 2020-07-02 | Chongqing Jinkang New Energy Vehicle, Ltd. | Combined virtual and real environment for autonomous vehicle planning and control testing |
| CN112284691A (en) * | 2020-10-29 | 2021-01-29 | 中国航空工业集团公司洛阳电光设备研究所 | Device and method for measuring display precision of head-up display in high and low temperature environment |
| CN112665811A (en) * | 2020-12-18 | 2021-04-16 | 泉州装备制造研究所 | Comprehensive environment simulation test machine |
-
2021
- 2021-08-10 CN CN202110913233.0A patent/CN113691798B/en active Active
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007261463A (en) * | 2006-03-29 | 2007-10-11 | Clarion Co Ltd | Calibration system of vehicle-mounted camera |
| KR101082402B1 (en) * | 2010-09-14 | 2011-11-10 | 씨디에스(주) | Camera module test chamber |
| US20200065443A1 (en) * | 2017-05-02 | 2020-02-27 | The Regents Of The University Of Michigan | Simulated vehicle traffic for autonomous vehicles |
| US20180322230A1 (en) * | 2017-05-08 | 2018-11-08 | Baidu Online Network Technology (Beijing) Co., Ltd. | Driverless vehicle simulation test method and apparatus, device and readable medium |
| KR101832918B1 (en) * | 2017-05-16 | 2018-02-28 | (주)텔미전자 | Simulation system for autonomous driving |
| CN109446371A (en) * | 2018-11-09 | 2019-03-08 | 苏州清研精准汽车科技有限公司 | A kind of intelligent automobile emulation testing scene library generating method and test macro and method |
| CN109413415A (en) * | 2018-12-12 | 2019-03-01 | 清华大学苏州汽车研究院（吴江） | A kind of camera controller test macro and test method |
| US20200209874A1 (en) * | 2018-12-31 | 2020-07-02 | Chongqing Jinkang New Energy Vehicle, Ltd. | Combined virtual and real environment for autonomous vehicle planning and control testing |
| CN109683491A (en) * | 2019-01-02 | 2019-04-26 | 重庆西部汽车试验场管理有限公司 | Vehicle-mounted camera analogue system |
| CN109889822A (en) * | 2019-03-27 | 2019-06-14 | 广东弘景光电科技股份有限公司 | Camera high/low temperature real-time testing system and camera high/low temperature method for real-timely testing |
| CN110234005A (en) * | 2019-06-24 | 2019-09-13 | 北京字节跳动网络技术有限公司 | A kind of method, apparatus, medium and the electronic equipment of video quality evaluation and test |
| CN110677640A (en) * | 2019-10-08 | 2020-01-10 | 吉林大学 | In-loop testing method and device for unmanned vehicle-mounted intelligent camera |
| CN112284691A (en) * | 2020-10-29 | 2021-01-29 | 中国航空工业集团公司洛阳电光设备研究所 | Device and method for measuring display precision of head-up display in high and low temperature environment |
| CN112665811A (en) * | 2020-12-18 | 2021-04-16 | 泉州装备制造研究所 | Comprehensive environment simulation test machine |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115219151A (en) * | 2022-07-13 | 2022-10-21 | 小米汽车科技有限公司 | Vehicle testing method, system, electronic device and medium |
| CN115219151B (en) * | 2022-07-13 | 2024-01-23 | 小米汽车科技有限公司 | Vehicle testing method, system, electronic equipment and medium |
| CN116958246A (en) * | 2022-10-27 | 2023-10-27 | 威凯检测技术有限公司 | Camera-based automobile auxiliary function detection method |
| CN117061732A (en) * | 2023-10-13 | 2023-11-14 | 深圳市联合光学技术有限公司 | Camera module extreme environment simulation detection device |
| CN117061732B (en) * | 2023-10-13 | 2024-02-02 | 深圳市联合光学技术有限公司 | Camera module extreme environment simulation detection device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113691798B (en) | 2024-04-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN113691798A (en) | System and method for detecting running reliability of vehicle-mounted camera and computer equipment | |
| CN109213126B (en) | Automatic driving automobile test system and method | |
| KR100904767B1 (en) | Test evaluation apparatus of collision avoidance system | |
| CN108226883A (en) | Test the method, apparatus and computer readable storage medium of millimetre-wave radar performance | |
| CN109211575A (en) | Pilotless automobile and its field test method, apparatus and readable medium | |
| CN110888416B (en) | Visual ADAS-ECU hardware-in-loop simulation test system | |
| CN109703465B (en) | Control method and device for vehicle-mounted image sensor | |
| CN110332657A (en) | Security robot based on air-conditioning and the air conditioner comprising it | |
| CN102734193A (en) | Fan control system, method and fan with system | |
| CN112590773B (en) | Automatic vehicle warehousing method and device, computer equipment and storage medium | |
| CN111492320A (en) | Behavior model of environmental sensor | |
| CN108268831A (en) | The robustness test method and system of a kind of unmanned vehicle vision-based detection | |
| CN113703004A (en) | System and method for detecting running reliability of vehicle-mounted radar and computer equipment | |
| CN105284190A (en) | Identification device, method, and computer program product | |
| CN116868040A (en) | Apparatus and method for testing an automatic vehicle | |
| CN115773849A (en) | Acoustic detection device and system with region of interest | |
| CN110427025B (en) | Routing inspection equipment path adjusting method and device and routing inspection equipment | |
| CN110225236A (en) | For the method, apparatus and video monitoring system of video monitoring system configuration parameter | |
| CN109478234A (en) | The computer program for identifying method the reason of blocking in image sequence, executing the method, the computer readable recording medium comprising this computer program, the driving assistance system for being able to carry out the method | |
| CN112613469B (en) | Target object motion control method and related equipment | |
| CN110377982B (en) | Automatic driving performance testing method and system, electronic equipment and storage medium | |
| CN205692320U (en) | A kind of image processing equipment monitoring system | |
| CN105139433A (en) | Method for simulating infrared small target image sequence based on mean value model | |
| US10518607B2 (en) | Pollution event detection | |
| CN109812934A (en) | Supply air system, air supply method and computer readable storage medium |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant |